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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-08-07 13:11:22 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-08-07 13:11:22 +0000 |
| commit | b20732900e4636a467c0183a47f7396700f5f743 (patch) | |
| tree | 42f079ff82e701ebcb76829974b4caca3e5b6798 /include | |
| parent | Adding upstream version 6.8.12. (diff) | |
| download | linux-b20732900e4636a467c0183a47f7396700f5f743.tar.xz linux-b20732900e4636a467c0183a47f7396700f5f743.zip | |
Adding upstream version 6.9.7.upstream/6.9.7
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include')
584 files changed, 11986 insertions, 5012 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index 8b45b82cd5..e7796f373d 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -582,7 +582,7 @@ void acpi_initialize_hp_context(struct acpi_device *adev, void (*uevent)(struct acpi_device *, u32)); /* acpi_device.dev.bus == &acpi_bus_type */ -extern struct bus_type acpi_bus_type; +extern const struct bus_type acpi_bus_type; int acpi_bus_for_each_dev(int (*fn)(struct device *, void *), void *data); int acpi_dev_for_each_child(struct acpi_device *adev, diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h index 3d90716f95..f5fbc15e56 100644 --- a/include/acpi/acpixf.h +++ b/include/acpi/acpixf.h @@ -663,6 +663,10 @@ ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_adr_space_type space_id)) ACPI_EXTERNAL_RETURN_STATUS(acpi_status + acpi_execute_orphan_reg_method(acpi_handle device, + acpi_adr_space_type + space_id)) +ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_remove_address_space_handler(acpi_handle device, acpi_adr_space_type diff --git a/include/acpi/cppc_acpi.h b/include/acpi/cppc_acpi.h index 3a0995f8bc..930b6afba6 100644 --- a/include/acpi/cppc_acpi.h +++ b/include/acpi/cppc_acpi.h @@ -139,6 +139,7 @@ struct cppc_cpudata { #ifdef CONFIG_ACPI_CPPC_LIB extern int cppc_get_desired_perf(int cpunum, u64 *desired_perf); extern int cppc_get_nominal_perf(int cpunum, u64 *nominal_perf); +extern int cppc_get_highest_perf(int cpunum, u64 *highest_perf); extern int cppc_get_perf_ctrs(int cpu, struct cppc_perf_fb_ctrs *perf_fb_ctrs); extern int cppc_set_perf(int cpu, struct cppc_perf_ctrls *perf_ctrls); extern int cppc_set_enable(int cpu, bool enable); @@ -167,6 +168,10 @@ static inline int cppc_get_nominal_perf(int cpunum, u64 *nominal_perf) { return -ENOTSUPP; } +static inline int cppc_get_highest_perf(int cpunum, u64 *highest_perf) +{ + return -ENOTSUPP; +} static inline int cppc_get_perf_ctrs(int cpu, struct cppc_perf_fb_ctrs *perf_fb_ctrs) { return -ENOTSUPP; diff --git a/include/asm-generic/barrier.h b/include/asm-generic/barrier.h index 1985c22d90..d4f581c1e2 100644 --- a/include/asm-generic/barrier.h +++ b/include/asm-generic/barrier.h @@ -193,7 +193,6 @@ do { \ #ifndef smp_store_release #define smp_store_release(p, v) \ do { \ - compiletime_assert_atomic_type(*p); \ barrier(); \ WRITE_ONCE(*p, v); \ } while (0) @@ -203,7 +202,6 @@ do { \ #define smp_load_acquire(p) \ ({ \ __unqual_scalar_typeof(*p) ___p1 = READ_ONCE(*p); \ - compiletime_assert_atomic_type(*p); \ barrier(); \ (typeof(*p))___p1; \ }) diff --git a/include/asm-generic/bitops/__ffs.h b/include/asm-generic/bitops/__ffs.h index 39e56e1c72..446fea6dda 100644 --- a/include/asm-generic/bitops/__ffs.h +++ b/include/asm-generic/bitops/__ffs.h @@ -5,12 +5,12 @@ #include <asm/types.h> /** - * __ffs - find first bit in word. + * generic___ffs - find first bit in word. * @word: The word to search * * Undefined if no bit exists, so code should check against 0 first. */ -static __always_inline unsigned long __ffs(unsigned long word) +static __always_inline unsigned long generic___ffs(unsigned long word) { int num = 0; @@ -41,4 +41,8 @@ static __always_inline unsigned long __ffs(unsigned long word) return num; } +#ifndef __HAVE_ARCH___FFS +#define __ffs(word) generic___ffs(word) +#endif + #endif /* _ASM_GENERIC_BITOPS___FFS_H_ */ diff --git a/include/asm-generic/bitops/__fls.h b/include/asm-generic/bitops/__fls.h index 03f721a8a2..54ccccf96e 100644 --- a/include/asm-generic/bitops/__fls.h +++ b/include/asm-generic/bitops/__fls.h @@ -5,12 +5,12 @@ #include <asm/types.h> /** - * __fls - find last (most-significant) set bit in a long word + * generic___fls - find last (most-significant) set bit in a long word * @word: the word to search * * Undefined if no set bit exists, so code should check against 0 first. */ -static __always_inline unsigned long __fls(unsigned long word) +static __always_inline unsigned long generic___fls(unsigned long word) { int num = BITS_PER_LONG - 1; @@ -41,4 +41,8 @@ static __always_inline unsigned long __fls(unsigned long word) return num; } +#ifndef __HAVE_ARCH___FLS +#define __fls(word) generic___fls(word) +#endif + #endif /* _ASM_GENERIC_BITOPS___FLS_H_ */ diff --git a/include/asm-generic/bitops/ffs.h b/include/asm-generic/bitops/ffs.h index 323fd5d6ae..4c43f242da 100644 --- a/include/asm-generic/bitops/ffs.h +++ b/include/asm-generic/bitops/ffs.h @@ -3,14 +3,14 @@ #define _ASM_GENERIC_BITOPS_FFS_H_ /** - * ffs - find first bit set + * generic_ffs - find first bit set * @x: the word to search * * This is defined the same way as * the libc and compiler builtin ffs routines, therefore * differs in spirit from ffz (man ffs). */ -static inline int ffs(int x) +static inline int generic_ffs(int x) { int r = 1; @@ -39,4 +39,8 @@ static inline int ffs(int x) return r; } +#ifndef __HAVE_ARCH_FFS +#define ffs(x) generic_ffs(x) +#endif + #endif /* _ASM_GENERIC_BITOPS_FFS_H_ */ diff --git a/include/asm-generic/bitops/fls.h b/include/asm-generic/bitops/fls.h index b168bb10e1..26f3ce1dd6 100644 --- a/include/asm-generic/bitops/fls.h +++ b/include/asm-generic/bitops/fls.h @@ -3,14 +3,14 @@ #define _ASM_GENERIC_BITOPS_FLS_H_ /** - * fls - find last (most-significant) bit set + * generic_fls - find last (most-significant) bit set * @x: the word to search * * This is defined the same way as ffs. * Note fls(0) = 0, fls(1) = 1, fls(0x80000000) = 32. */ -static __always_inline int fls(unsigned int x) +static __always_inline int generic_fls(unsigned int x) { int r = 32; @@ -39,4 +39,8 @@ static __always_inline int fls(unsigned int x) return r; } +#ifndef __HAVE_ARCH_FLS +#define fls(x) generic_fls(x) +#endif + #endif /* _ASM_GENERIC_BITOPS_FLS_H_ */ diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h index 6e794420bd..b7de3a4ead 100644 --- a/include/asm-generic/bug.h +++ b/include/asm-generic/bug.h @@ -156,7 +156,10 @@ extern __printf(1, 2) void __warn_printk(const char *fmt, ...); #else /* !CONFIG_BUG */ #ifndef HAVE_ARCH_BUG -#define BUG() do {} while (1) +#define BUG() do { \ + do {} while (1); \ + unreachable(); \ +} while (0) #endif #ifndef HAVE_ARCH_BUG_ON diff --git a/include/asm-generic/export.h b/include/asm-generic/export.h deleted file mode 100644 index 570cd4da72..0000000000 --- a/include/asm-generic/export.h +++ /dev/null @@ -1,11 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -#ifndef __ASM_GENERIC_EXPORT_H -#define __ASM_GENERIC_EXPORT_H - -/* - * <asm/export.h> and <asm-generic/export.h> are deprecated. - * Please include <linux/export.h> directly. - */ -#include <linux/export.h> - -#endif diff --git a/include/asm-generic/hyperv-tlfs.h b/include/asm-generic/hyperv-tlfs.h index fdac4a1714..814207e7c3 100644 --- a/include/asm-generic/hyperv-tlfs.h +++ b/include/asm-generic/hyperv-tlfs.h @@ -512,13 +512,9 @@ struct hv_proximity_domain_flags { u32 proximity_info_valid : 1; } __packed; -/* Not a union in windows but useful for zeroing */ -union hv_proximity_domain_info { - struct { - u32 domain_id; - struct hv_proximity_domain_flags flags; - }; - u64 as_uint64; +struct hv_proximity_domain_info { + u32 domain_id; + struct hv_proximity_domain_flags flags; } __packed; struct hv_lp_startup_status { @@ -532,14 +528,13 @@ struct hv_lp_startup_status { } __packed; /* HvAddLogicalProcessor hypercall */ -struct hv_add_logical_processor_in { +struct hv_input_add_logical_processor { u32 lp_index; u32 apic_id; - union hv_proximity_domain_info proximity_domain_info; - u64 flags; + struct hv_proximity_domain_info proximity_domain_info; } __packed; -struct hv_add_logical_processor_out { +struct hv_output_add_logical_processor { struct hv_lp_startup_status startup_status; } __packed; @@ -560,7 +555,7 @@ struct hv_create_vp { u8 padding[3]; u8 subnode_type; u64 subnode_id; - union hv_proximity_domain_info proximity_domain_info; + struct hv_proximity_domain_info proximity_domain_info; u64 flags; } __packed; @@ -625,6 +620,37 @@ struct hv_retarget_device_interrupt { struct hv_device_interrupt_target int_target; } __packed __aligned(8); +/* + * These Hyper-V registers provide information equivalent to the CPUID + * instruction on x86/x64. + */ +#define HV_REGISTER_HYPERVISOR_VERSION 0x00000100 /*CPUID 0x40000002 */ +#define HV_REGISTER_FEATURES 0x00000200 /*CPUID 0x40000003 */ +#define HV_REGISTER_ENLIGHTENMENTS 0x00000201 /*CPUID 0x40000004 */ + +/* + * Synthetic register definitions equivalent to MSRs on x86/x64 + */ +#define HV_REGISTER_GUEST_CRASH_P0 0x00000210 +#define HV_REGISTER_GUEST_CRASH_P1 0x00000211 +#define HV_REGISTER_GUEST_CRASH_P2 0x00000212 +#define HV_REGISTER_GUEST_CRASH_P3 0x00000213 +#define HV_REGISTER_GUEST_CRASH_P4 0x00000214 +#define HV_REGISTER_GUEST_CRASH_CTL 0x00000215 + +#define HV_REGISTER_GUEST_OS_ID 0x00090002 +#define HV_REGISTER_VP_INDEX 0x00090003 +#define HV_REGISTER_TIME_REF_COUNT 0x00090004 +#define HV_REGISTER_REFERENCE_TSC 0x00090017 + +#define HV_REGISTER_SINT0 0x000A0000 +#define HV_REGISTER_SCONTROL 0x000A0010 +#define HV_REGISTER_SIEFP 0x000A0012 +#define HV_REGISTER_SIMP 0x000A0013 +#define HV_REGISTER_EOM 0x000A0014 + +#define HV_REGISTER_STIMER0_CONFIG 0x000B0000 +#define HV_REGISTER_STIMER0_COUNT 0x000B0001 /* HvGetVpRegisters hypercall input with variable size reg name list*/ struct hv_get_vp_registers_input { @@ -640,7 +666,6 @@ struct hv_get_vp_registers_input { } element[]; } __packed; - /* HvGetVpRegisters returns an array of these output elements */ struct hv_get_vp_registers_output { union { @@ -788,6 +813,29 @@ struct hv_input_unmap_device_interrupt { #define HV_SOURCE_SHADOW_BRIDGE_BUS_RANGE 0x1 /* + * Version info reported by hypervisor + */ +union hv_hypervisor_version_info { + struct { + u32 build_number; + + u32 minor_version : 16; + u32 major_version : 16; + + u32 service_pack; + + u32 service_number : 24; + u32 service_branch : 8; + }; + struct { + u32 eax; + u32 ebx; + u32 ecx; + u32 edx; + }; +}; + +/* * The whole argument should fit in a page to be able to pass to the hypervisor * in one hypercall. */ diff --git a/include/asm-generic/mshyperv.h b/include/asm-generic/mshyperv.h index 430f0ae0dd..8fe7aaab25 100644 --- a/include/asm-generic/mshyperv.h +++ b/include/asm-generic/mshyperv.h @@ -21,6 +21,7 @@ #include <linux/types.h> #include <linux/atomic.h> #include <linux/bitops.h> +#include <acpi/acpi_numa.h> #include <linux/cpumask.h> #include <linux/nmi.h> #include <asm/ptrace.h> @@ -67,6 +68,19 @@ extern u64 hv_do_fast_hypercall8(u16 control, u64 input8); bool hv_isolation_type_snp(void); bool hv_isolation_type_tdx(void); +static inline struct hv_proximity_domain_info hv_numa_node_to_pxm_info(int node) +{ + struct hv_proximity_domain_info pxm_info = {}; + + if (node != NUMA_NO_NODE) { + pxm_info.domain_id = node_to_pxm(node); + pxm_info.flags.proximity_info_valid = 1; + pxm_info.flags.proximity_preferred = 1; + } + + return pxm_info; +} + /* Helper functions that provide a consistent pattern for checking Hyper-V hypercall status. */ static inline int hv_result(u64 status) { @@ -157,10 +171,12 @@ static inline void vmbus_signal_eom(struct hv_message *msg, u32 old_msg_type) * possibly deliver another msg from the * hypervisor */ - hv_set_register(HV_REGISTER_EOM, 0); + hv_set_msr(HV_MSR_EOM, 0); } } +int hv_get_hypervisor_version(union hv_hypervisor_version_info *info); + void hv_setup_vmbus_handler(void (*handler)(void)); void hv_remove_vmbus_handler(void); void hv_setup_stimer0_handler(void (*handler)(void)); @@ -193,6 +209,7 @@ extern u64 (*hv_read_reference_counter)(void); int __init hv_common_init(void); void __init hv_common_free(void); +void __init ms_hyperv_late_init(void); int hv_common_cpu_init(unsigned int cpu); int hv_common_cpu_die(unsigned int cpu); @@ -290,6 +307,7 @@ void hv_setup_dma_ops(struct device *dev, bool coherent); static inline bool hv_is_hyperv_initialized(void) { return false; } static inline bool hv_is_hibernation_supported(void) { return false; } static inline void hyperv_cleanup(void) {} +static inline void ms_hyperv_late_init(void) {} static inline bool hv_is_isolation_supported(void) { return false; } static inline enum hv_isolation_type hv_get_isolation_type(void) { diff --git a/include/asm-generic/tlb.h b/include/asm-generic/tlb.h index 129a3a7599..709830274b 100644 --- a/include/asm-generic/tlb.h +++ b/include/asm-generic/tlb.h @@ -69,6 +69,7 @@ * * - tlb_remove_page() / __tlb_remove_page() * - tlb_remove_page_size() / __tlb_remove_page_size() + * - __tlb_remove_folio_pages() * * __tlb_remove_page_size() is the basic primitive that queues a page for * freeing. __tlb_remove_page() assumes PAGE_SIZE. Both will return a @@ -78,6 +79,11 @@ * tlb_remove_page() and tlb_remove_page_size() imply the call to * tlb_flush_mmu() when required and has no return value. * + * __tlb_remove_folio_pages() is similar to __tlb_remove_page(), however, + * instead of removing a single page, remove the given number of consecutive + * pages that are all part of the same (large) folio: just like calling + * __tlb_remove_page() on each page individually. + * * - tlb_change_page_size() * * call before __tlb_remove_page*() to set the current page-size; implies a @@ -260,9 +266,10 @@ struct mmu_gather_batch { */ #define MAX_GATHER_BATCH_COUNT (10000UL/MAX_GATHER_BATCH) -extern bool __tlb_remove_page_size(struct mmu_gather *tlb, - struct encoded_page *page, - int page_size); +extern bool __tlb_remove_page_size(struct mmu_gather *tlb, struct page *page, + bool delay_rmap, int page_size); +bool __tlb_remove_folio_pages(struct mmu_gather *tlb, struct page *page, + unsigned int nr_pages, bool delay_rmap); #ifdef CONFIG_SMP /* @@ -462,13 +469,14 @@ static inline void tlb_flush_mmu_tlbonly(struct mmu_gather *tlb) static inline void tlb_remove_page_size(struct mmu_gather *tlb, struct page *page, int page_size) { - if (__tlb_remove_page_size(tlb, encode_page(page, 0), page_size)) + if (__tlb_remove_page_size(tlb, page, false, page_size)) tlb_flush_mmu(tlb); } -static __always_inline bool __tlb_remove_page(struct mmu_gather *tlb, struct page *page, unsigned int flags) +static __always_inline bool __tlb_remove_page(struct mmu_gather *tlb, + struct page *page, bool delay_rmap) { - return __tlb_remove_page_size(tlb, encode_page(page, flags), PAGE_SIZE); + return __tlb_remove_page_size(tlb, page, delay_rmap, PAGE_SIZE); } /* tlb_remove_page @@ -592,7 +600,9 @@ static inline void tlb_flush_p4d_range(struct mmu_gather *tlb, } #ifndef __tlb_remove_tlb_entry -#define __tlb_remove_tlb_entry(tlb, ptep, address) do { } while (0) +static inline void __tlb_remove_tlb_entry(struct mmu_gather *tlb, pte_t *ptep, unsigned long address) +{ +} #endif /** @@ -608,6 +618,26 @@ static inline void tlb_flush_p4d_range(struct mmu_gather *tlb, __tlb_remove_tlb_entry(tlb, ptep, address); \ } while (0) +/** + * tlb_remove_tlb_entries - remember unmapping of multiple consecutive ptes for + * later tlb invalidation. + * + * Similar to tlb_remove_tlb_entry(), but remember unmapping of multiple + * consecutive ptes instead of only a single one. + */ +static inline void tlb_remove_tlb_entries(struct mmu_gather *tlb, + pte_t *ptep, unsigned int nr, unsigned long address) +{ + tlb_flush_pte_range(tlb, address, PAGE_SIZE * nr); + for (;;) { + __tlb_remove_tlb_entry(tlb, ptep, address); + if (--nr == 0) + break; + ptep++; + address += PAGE_SIZE; + } +} + #define tlb_remove_huge_tlb_entry(h, tlb, ptep, address) \ do { \ unsigned long _sz = huge_page_size(h); \ diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index 5dd3a61d67..f7749d0f25 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -984,7 +984,7 @@ * -fsanitize=thread produce unwanted sections (.eh_frame * and .init_array.*), but CONFIG_CONSTRUCTORS wants to * keep any .init_array.* sections. - * https://bugs.llvm.org/show_bug.cgi?id=46478 + * https://llvm.org/pr46478 */ #ifdef CONFIG_UNWIND_TABLES #define DISCARD_EH_FRAME diff --git a/include/asm-generic/word-at-a-time.h b/include/asm-generic/word-at-a-time.h index 95a1d21410..ef3f841c66 100644 --- a/include/asm-generic/word-at-a-time.h +++ b/include/asm-generic/word-at-a-time.h @@ -2,7 +2,8 @@ #ifndef _ASM_WORD_AT_A_TIME_H #define _ASM_WORD_AT_A_TIME_H -#include <linux/kernel.h> +#include <linux/bitops.h> +#include <linux/wordpart.h> #include <asm/byteorder.h> #ifdef __BIG_ENDIAN diff --git a/include/crypto/acompress.h b/include/crypto/acompress.h index 574cffc907..80e243611f 100644 --- a/include/crypto/acompress.h +++ b/include/crypto/acompress.h @@ -160,6 +160,12 @@ static inline void acomp_request_set_tfm(struct acomp_req *req, req->base.tfm = crypto_acomp_tfm(tfm); } +static inline bool acomp_is_async(struct crypto_acomp *tfm) +{ + return crypto_comp_alg_common(tfm)->base.cra_flags & + CRYPTO_ALG_ASYNC; +} + static inline struct crypto_acomp *crypto_acomp_reqtfm(struct acomp_req *req) { return __crypto_acomp_tfm(req->base.tfm); diff --git a/include/crypto/internal/hash.h b/include/crypto/internal/hash.h index 59c707e4de..58967593b6 100644 --- a/include/crypto/internal/hash.h +++ b/include/crypto/internal/hash.h @@ -87,8 +87,6 @@ static inline bool crypto_shash_alg_needs_key(struct shash_alg *alg) !(alg->base.cra_flags & CRYPTO_ALG_OPTIONAL_KEY); } -bool crypto_hash_alg_has_setkey(struct hash_alg_common *halg); - int crypto_grab_ahash(struct crypto_ahash_spawn *spawn, struct crypto_instance *inst, const char *name, u32 type, u32 mask); diff --git a/include/crypto/public_key.h b/include/crypto/public_key.h index 462f8a34cd..b7f308977c 100644 --- a/include/crypto/public_key.h +++ b/include/crypto/public_key.h @@ -10,6 +10,7 @@ #ifndef _LINUX_PUBLIC_KEY_H #define _LINUX_PUBLIC_KEY_H +#include <linux/errno.h> #include <linux/keyctl.h> #include <linux/oid_registry.h> diff --git a/include/drm/bridge/aux-bridge.h b/include/drm/bridge/aux-bridge.h index 4453906105..c2f5a85551 100644 --- a/include/drm/bridge/aux-bridge.h +++ b/include/drm/bridge/aux-bridge.h @@ -33,7 +33,7 @@ static inline struct auxiliary_device *devm_drm_dp_hpd_bridge_alloc(struct devic return NULL; } -static inline int devm_drm_dp_hpd_bridge_add(struct auxiliary_device *adev) +static inline int devm_drm_dp_hpd_bridge_add(struct device *dev, struct auxiliary_device *adev) { return 0; } diff --git a/include/drm/display/drm_dp.h b/include/drm/display/drm_dp.h index 3731828825..4891bd916d 100644 --- a/include/drm/display/drm_dp.h +++ b/include/drm/display/drm_dp.h @@ -718,6 +718,7 @@ # define DP_PSR_SU_REGION_SCANLINE_CAPTURE BIT(4) /* eDP 1.4a */ # define DP_PSR_IRQ_HPD_WITH_CRC_ERRORS BIT(5) /* eDP 1.4a */ # define DP_PSR_ENABLE_PSR2 BIT(6) /* eDP 1.4a */ +# define DP_PSR_ENABLE_SU_REGION_ET BIT(7) /* eDP 1.5 */ #define DP_ADAPTER_CTRL 0x1a0 # define DP_ADAPTER_CTRL_FORCE_LOAD_SENSE (1 << 0) @@ -1080,6 +1081,7 @@ # define STREAM_STATUS_CHANGED (1 << 2) # define HDMI_LINK_STATUS_CHANGED (1 << 3) # define CONNECTED_OFF_ENTRY_REQUESTED (1 << 4) +# define DP_TUNNELING_IRQ (1 << 5) #define DP_PSR_ERROR_STATUS 0x2006 /* XXX 1.2? */ # define DP_PSR_LINK_CRC_ERROR (1 << 0) @@ -1381,6 +1383,66 @@ #define DP_HDCP_2_2_REG_STREAM_TYPE_OFFSET 0x69494 #define DP_HDCP_2_2_REG_DBG_OFFSET 0x69518 +/* DP-tunneling */ +#define DP_TUNNELING_OUI 0xe0000 +#define DP_TUNNELING_OUI_BYTES 3 + +#define DP_TUNNELING_DEV_ID 0xe0003 +#define DP_TUNNELING_DEV_ID_BYTES 6 + +#define DP_TUNNELING_HW_REV 0xe0009 +#define DP_TUNNELING_HW_REV_MAJOR_SHIFT 4 +#define DP_TUNNELING_HW_REV_MAJOR_MASK (0xf << DP_TUNNELING_HW_REV_MAJOR_SHIFT) +#define DP_TUNNELING_HW_REV_MINOR_SHIFT 0 +#define DP_TUNNELING_HW_REV_MINOR_MASK (0xf << DP_TUNNELING_HW_REV_MINOR_SHIFT) + +#define DP_TUNNELING_SW_REV_MAJOR 0xe000a +#define DP_TUNNELING_SW_REV_MINOR 0xe000b + +#define DP_TUNNELING_CAPABILITIES 0xe000d +#define DP_IN_BW_ALLOCATION_MODE_SUPPORT (1 << 7) +#define DP_PANEL_REPLAY_OPTIMIZATION_SUPPORT (1 << 6) +#define DP_TUNNELING_SUPPORT (1 << 0) + +#define DP_IN_ADAPTER_INFO 0xe000e +#define DP_IN_ADAPTER_NUMBER_BITS 7 +#define DP_IN_ADAPTER_NUMBER_MASK ((1 << DP_IN_ADAPTER_NUMBER_BITS) - 1) + +#define DP_USB4_DRIVER_ID 0xe000f +#define DP_USB4_DRIVER_ID_BITS 4 +#define DP_USB4_DRIVER_ID_MASK ((1 << DP_USB4_DRIVER_ID_BITS) - 1) + +#define DP_USB4_DRIVER_BW_CAPABILITY 0xe0020 +#define DP_USB4_DRIVER_BW_ALLOCATION_MODE_SUPPORT (1 << 7) + +#define DP_IN_ADAPTER_TUNNEL_INFORMATION 0xe0021 +#define DP_GROUP_ID_BITS 3 +#define DP_GROUP_ID_MASK ((1 << DP_GROUP_ID_BITS) - 1) + +#define DP_BW_GRANULARITY 0xe0022 +#define DP_BW_GRANULARITY_MASK 0x3 + +#define DP_ESTIMATED_BW 0xe0023 +#define DP_ALLOCATED_BW 0xe0024 + +#define DP_TUNNELING_STATUS 0xe0025 +#define DP_BW_ALLOCATION_CAPABILITY_CHANGED (1 << 3) +#define DP_ESTIMATED_BW_CHANGED (1 << 2) +#define DP_BW_REQUEST_SUCCEEDED (1 << 1) +#define DP_BW_REQUEST_FAILED (1 << 0) + +#define DP_TUNNELING_MAX_LINK_RATE 0xe0028 + +#define DP_TUNNELING_MAX_LANE_COUNT 0xe0029 +#define DP_TUNNELING_MAX_LANE_COUNT_MASK 0x1f + +#define DP_DPTX_BW_ALLOCATION_MODE_CONTROL 0xe0030 +#define DP_DISPLAY_DRIVER_BW_ALLOCATION_MODE_ENABLE (1 << 7) +#define DP_UNMASK_BW_ALLOCATION_IRQ (1 << 6) + +#define DP_REQUEST_BW 0xe0031 +#define MAX_DP_REQUEST_BW 255 + /* LTTPR: Link Training (LT)-tunable PHY Repeaters */ #define DP_LT_TUNABLE_PHY_REPEATER_FIELD_DATA_STRUCTURE_REV 0xf0000 /* 1.3 */ #define DP_MAX_LINK_RATE_PHY_REPEATER 0xf0001 /* 1.4a */ diff --git a/include/drm/display/drm_dp_helper.h b/include/drm/display/drm_dp_helper.h index 472359a9d6..a62fcd051d 100644 --- a/include/drm/display/drm_dp_helper.h +++ b/include/drm/display/drm_dp_helper.h @@ -98,8 +98,9 @@ struct drm_dp_vsc_sdp { enum dp_content_type content_type; }; -void drm_dp_vsc_sdp_log(const char *level, struct device *dev, - const struct drm_dp_vsc_sdp *vsc); +void drm_dp_vsc_sdp_log(struct drm_printer *p, const struct drm_dp_vsc_sdp *vsc); + +bool drm_dp_vsc_sdp_supported(struct drm_dp_aux *aux, const u8 dpcd[DP_RECEIVER_CAP_SIZE]); int drm_dp_psr_setup_time(const u8 psr_cap[EDP_PSR_RECEIVER_CAP_SIZE]); @@ -818,5 +819,8 @@ int drm_dp_bw_overhead(int lane_count, int hactive, int dsc_slice_count, int bpp_x16, unsigned long flags); int drm_dp_bw_channel_coding_efficiency(bool is_uhbr); +int drm_dp_max_dprx_data_rate(int max_link_rate, int max_lanes); + +ssize_t drm_dp_vsc_sdp_pack(const struct drm_dp_vsc_sdp *vsc, struct dp_sdp *sdp); #endif /* _DRM_DP_HELPER_H_ */ diff --git a/include/drm/display/drm_dp_mst_helper.h b/include/drm/display/drm_dp_mst_helper.h index 9b19d8bd52..6c9145abc7 100644 --- a/include/drm/display/drm_dp_mst_helper.h +++ b/include/drm/display/drm_dp_mst_helper.h @@ -851,7 +851,6 @@ int drm_dp_add_payload_part1(struct drm_dp_mst_topology_mgr *mgr, struct drm_dp_mst_topology_state *mst_state, struct drm_dp_mst_atomic_payload *payload); int drm_dp_add_payload_part2(struct drm_dp_mst_topology_mgr *mgr, - struct drm_atomic_state *state, struct drm_dp_mst_atomic_payload *payload); void drm_dp_remove_payload_part1(struct drm_dp_mst_topology_mgr *mgr, struct drm_dp_mst_topology_state *mst_state, diff --git a/include/drm/display/drm_dp_tunnel.h b/include/drm/display/drm_dp_tunnel.h new file mode 100644 index 0000000000..87212c8479 --- /dev/null +++ b/include/drm/display/drm_dp_tunnel.h @@ -0,0 +1,248 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2023 Intel Corporation + */ + +#ifndef __DRM_DP_TUNNEL_H__ +#define __DRM_DP_TUNNEL_H__ + +#include <linux/err.h> +#include <linux/errno.h> +#include <linux/types.h> + +struct drm_dp_aux; + +struct drm_device; + +struct drm_atomic_state; +struct drm_dp_tunnel_mgr; +struct drm_dp_tunnel_state; + +struct ref_tracker; + +struct drm_dp_tunnel_ref { + struct drm_dp_tunnel *tunnel; + struct ref_tracker *tracker; +}; + +#ifdef CONFIG_DRM_DISPLAY_DP_TUNNEL + +struct drm_dp_tunnel * +drm_dp_tunnel_get(struct drm_dp_tunnel *tunnel, struct ref_tracker **tracker); + +void +drm_dp_tunnel_put(struct drm_dp_tunnel *tunnel, struct ref_tracker **tracker); + +static inline void drm_dp_tunnel_ref_get(struct drm_dp_tunnel *tunnel, + struct drm_dp_tunnel_ref *tunnel_ref) +{ + tunnel_ref->tunnel = drm_dp_tunnel_get(tunnel, &tunnel_ref->tracker); +} + +static inline void drm_dp_tunnel_ref_put(struct drm_dp_tunnel_ref *tunnel_ref) +{ + drm_dp_tunnel_put(tunnel_ref->tunnel, &tunnel_ref->tracker); + tunnel_ref->tunnel = NULL; +} + +struct drm_dp_tunnel * +drm_dp_tunnel_detect(struct drm_dp_tunnel_mgr *mgr, + struct drm_dp_aux *aux); +int drm_dp_tunnel_destroy(struct drm_dp_tunnel *tunnel); + +int drm_dp_tunnel_enable_bw_alloc(struct drm_dp_tunnel *tunnel); +int drm_dp_tunnel_disable_bw_alloc(struct drm_dp_tunnel *tunnel); +bool drm_dp_tunnel_bw_alloc_is_enabled(const struct drm_dp_tunnel *tunnel); +int drm_dp_tunnel_alloc_bw(struct drm_dp_tunnel *tunnel, int bw); +int drm_dp_tunnel_get_allocated_bw(struct drm_dp_tunnel *tunnel); +int drm_dp_tunnel_update_state(struct drm_dp_tunnel *tunnel); + +void drm_dp_tunnel_set_io_error(struct drm_dp_tunnel *tunnel); + +int drm_dp_tunnel_handle_irq(struct drm_dp_tunnel_mgr *mgr, + struct drm_dp_aux *aux); + +int drm_dp_tunnel_max_dprx_rate(const struct drm_dp_tunnel *tunnel); +int drm_dp_tunnel_max_dprx_lane_count(const struct drm_dp_tunnel *tunnel); +int drm_dp_tunnel_available_bw(const struct drm_dp_tunnel *tunnel); + +const char *drm_dp_tunnel_name(const struct drm_dp_tunnel *tunnel); + +struct drm_dp_tunnel_state * +drm_dp_tunnel_atomic_get_state(struct drm_atomic_state *state, + struct drm_dp_tunnel *tunnel); + +struct drm_dp_tunnel_state * +drm_dp_tunnel_atomic_get_old_state(struct drm_atomic_state *state, + const struct drm_dp_tunnel *tunnel); + +struct drm_dp_tunnel_state * +drm_dp_tunnel_atomic_get_new_state(struct drm_atomic_state *state, + const struct drm_dp_tunnel *tunnel); + +int drm_dp_tunnel_atomic_set_stream_bw(struct drm_atomic_state *state, + struct drm_dp_tunnel *tunnel, + u8 stream_id, int bw); +int drm_dp_tunnel_atomic_get_group_streams_in_state(struct drm_atomic_state *state, + const struct drm_dp_tunnel *tunnel, + u32 *stream_mask); + +int drm_dp_tunnel_atomic_check_stream_bws(struct drm_atomic_state *state, + u32 *failed_stream_mask); + +int drm_dp_tunnel_atomic_get_required_bw(const struct drm_dp_tunnel_state *tunnel_state); + +struct drm_dp_tunnel_mgr * +drm_dp_tunnel_mgr_create(struct drm_device *dev, int max_group_count); +void drm_dp_tunnel_mgr_destroy(struct drm_dp_tunnel_mgr *mgr); + +#else + +static inline struct drm_dp_tunnel * +drm_dp_tunnel_get(struct drm_dp_tunnel *tunnel, struct ref_tracker **tracker) +{ + return NULL; +} + +static inline void +drm_dp_tunnel_put(struct drm_dp_tunnel *tunnel, struct ref_tracker **tracker) {} + +static inline void drm_dp_tunnel_ref_get(struct drm_dp_tunnel *tunnel, + struct drm_dp_tunnel_ref *tunnel_ref) {} + +static inline void drm_dp_tunnel_ref_put(struct drm_dp_tunnel_ref *tunnel_ref) {} + +static inline struct drm_dp_tunnel * +drm_dp_tunnel_detect(struct drm_dp_tunnel_mgr *mgr, + struct drm_dp_aux *aux) +{ + return ERR_PTR(-EOPNOTSUPP); +} + +static inline int +drm_dp_tunnel_destroy(struct drm_dp_tunnel *tunnel) +{ + return 0; +} + +static inline int drm_dp_tunnel_enable_bw_alloc(struct drm_dp_tunnel *tunnel) +{ + return -EOPNOTSUPP; +} + +static inline int drm_dp_tunnel_disable_bw_alloc(struct drm_dp_tunnel *tunnel) +{ + return -EOPNOTSUPP; +} + +static inline bool drm_dp_tunnel_bw_alloc_is_enabled(const struct drm_dp_tunnel *tunnel) +{ + return false; +} + +static inline int +drm_dp_tunnel_alloc_bw(struct drm_dp_tunnel *tunnel, int bw) +{ + return -EOPNOTSUPP; +} + +static inline int +drm_dp_tunnel_get_allocated_bw(struct drm_dp_tunnel *tunnel) +{ + return -1; +} + +static inline int +drm_dp_tunnel_update_state(struct drm_dp_tunnel *tunnel) +{ + return -EOPNOTSUPP; +} + +static inline void drm_dp_tunnel_set_io_error(struct drm_dp_tunnel *tunnel) {} + +static inline int +drm_dp_tunnel_handle_irq(struct drm_dp_tunnel_mgr *mgr, + struct drm_dp_aux *aux) +{ + return -EOPNOTSUPP; +} + +static inline int +drm_dp_tunnel_max_dprx_rate(const struct drm_dp_tunnel *tunnel) +{ + return 0; +} + +static inline int +drm_dp_tunnel_max_dprx_lane_count(const struct drm_dp_tunnel *tunnel) +{ + return 0; +} + +static inline int +drm_dp_tunnel_available_bw(const struct drm_dp_tunnel *tunnel) +{ + return -1; +} + +static inline const char * +drm_dp_tunnel_name(const struct drm_dp_tunnel *tunnel) +{ + return NULL; +} + +static inline struct drm_dp_tunnel_state * +drm_dp_tunnel_atomic_get_state(struct drm_atomic_state *state, + struct drm_dp_tunnel *tunnel) +{ + return ERR_PTR(-EOPNOTSUPP); +} + +static inline struct drm_dp_tunnel_state * +drm_dp_tunnel_atomic_get_new_state(struct drm_atomic_state *state, + const struct drm_dp_tunnel *tunnel) +{ + return ERR_PTR(-EOPNOTSUPP); +} + +static inline int +drm_dp_tunnel_atomic_set_stream_bw(struct drm_atomic_state *state, + struct drm_dp_tunnel *tunnel, + u8 stream_id, int bw) +{ + return -EOPNOTSUPP; +} + +static inline int +drm_dp_tunnel_atomic_get_group_streams_in_state(struct drm_atomic_state *state, + const struct drm_dp_tunnel *tunnel, + u32 *stream_mask) +{ + return -EOPNOTSUPP; +} + +static inline int +drm_dp_tunnel_atomic_check_stream_bws(struct drm_atomic_state *state, + u32 *failed_stream_mask) +{ + return -EOPNOTSUPP; +} + +static inline int +drm_dp_tunnel_atomic_get_required_bw(const struct drm_dp_tunnel_state *tunnel_state) +{ + return 0; +} + +static inline struct drm_dp_tunnel_mgr * +drm_dp_tunnel_mgr_create(struct drm_device *dev, int max_group_count) +{ + return ERR_PTR(-EOPNOTSUPP); +} + +static inline +void drm_dp_tunnel_mgr_destroy(struct drm_dp_tunnel_mgr *mgr) {} + +#endif /* CONFIG_DRM_DISPLAY_DP_TUNNEL */ + +#endif /* __DRM_DP_TUNNEL_H__ */ diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h index cf8e1220a4..4d7f4c5f20 100644 --- a/include/drm/drm_atomic.h +++ b/include/drm/drm_atomic.h @@ -346,25 +346,29 @@ struct __drm_private_objs_state { }; /** - * struct drm_atomic_state - the global state object for atomic updates - * @ref: count of all references to this state (will not be freed until zero) - * @dev: parent DRM device - * @async_update: hint for asynchronous plane update - * @planes: pointer to array of structures with per-plane data - * @crtcs: pointer to array of CRTC pointers - * @num_connector: size of the @connectors and @connector_states arrays - * @connectors: pointer to array of structures with per-connector data - * @num_private_objs: size of the @private_objs array - * @private_objs: pointer to array of private object pointers - * @acquire_ctx: acquire context for this atomic modeset state update + * struct drm_atomic_state - Atomic commit structure + * + * This structure is the kernel counterpart of @drm_mode_atomic and represents + * an atomic commit that transitions from an old to a new display state. It + * contains all the objects affected by the atomic commit and both the new + * state structures and pointers to the old state structures for + * these. * * States are added to an atomic update by calling drm_atomic_get_crtc_state(), * drm_atomic_get_plane_state(), drm_atomic_get_connector_state(), or for * private state structures, drm_atomic_get_private_obj_state(). */ struct drm_atomic_state { + /** + * @ref: + * + * Count of all references to this update (will not be freed until zero). + */ struct kref ref; + /** + * @dev: Parent DRM Device. + */ struct drm_device *dev; /** @@ -388,7 +392,12 @@ struct drm_atomic_state { * flag are not allowed. */ bool legacy_cursor_update : 1; + + /** + * @async_update: hint for asynchronous plane update + */ bool async_update : 1; + /** * @duplicated: * @@ -398,13 +407,52 @@ struct drm_atomic_state { * states. */ bool duplicated : 1; + + /** + * @planes: + * + * Pointer to array of @drm_plane and @drm_plane_state part of this + * update. + */ struct __drm_planes_state *planes; + + /** + * @crtcs: + * + * Pointer to array of @drm_crtc and @drm_crtc_state part of this + * update. + */ struct __drm_crtcs_state *crtcs; + + /** + * @num_connector: size of the @connectors array + */ int num_connector; + + /** + * @connectors: + * + * Pointer to array of @drm_connector and @drm_connector_state part of + * this update. + */ struct __drm_connnectors_state *connectors; + + /** + * @num_private_objs: size of the @private_objs array + */ int num_private_objs; + + /** + * @private_objs: + * + * Pointer to array of @drm_private_obj and @drm_private_obj_state part + * of this update. + */ struct __drm_private_objs_state *private_objs; + /** + * @acquire_ctx: acquire context for this atomic modeset state update + */ struct drm_modeset_acquire_ctx *acquire_ctx; /** diff --git a/include/drm/drm_bridge.h b/include/drm/drm_bridge.h index b7aed3ead7..4baca0d910 100644 --- a/include/drm/drm_bridge.h +++ b/include/drm/drm_bridge.h @@ -107,7 +107,7 @@ struct drm_bridge_funcs { * Since this function is both called from the check phase of an atomic * commit, and the mode validation in the probe paths it is not allowed * to look at anything else but the passed-in mode, and validate it - * against configuration-invariant hardward constraints. Any further + * against configuration-invariant hardware constraints. Any further * limits which depend upon the configuration can only be checked in * @mode_fixup. * @@ -541,7 +541,7 @@ struct drm_bridge_funcs { * The @get_modes callback is mostly intended to support non-probeable * displays such as many fixed panels. Bridges that support reading * EDID shall leave @get_modes unimplemented and implement the - * &drm_bridge_funcs->get_edid callback instead. + * &drm_bridge_funcs->edid_read callback instead. * * This callback is optional. Bridges that implement it shall set the * DRM_BRIDGE_OP_MODES flag in their &drm_bridge->ops. @@ -589,36 +589,6 @@ struct drm_bridge_funcs { struct drm_connector *connector); /** - * @get_edid: - * - * Read and parse the EDID data of the connected display. - * - * The @get_edid callback is the preferred way of reporting mode - * information for a display connected to the bridge output. Bridges - * that support reading EDID shall implement this callback and leave - * the @get_modes callback unimplemented. - * - * The caller of this operation shall first verify the output - * connection status and refrain from reading EDID from a disconnected - * output. - * - * This callback is optional. Bridges that implement it shall set the - * DRM_BRIDGE_OP_EDID flag in their &drm_bridge->ops. - * - * The connector parameter shall be used for the sole purpose of EDID - * retrieval and parsing, and shall not be stored internally by bridge - * drivers for future usage. - * - * RETURNS: - * - * An edid structure newly allocated with kmalloc() (or similar) on - * success, or NULL otherwise. The caller is responsible for freeing - * the returned edid structure with kfree(). - */ - struct edid *(*get_edid)(struct drm_bridge *bridge, - struct drm_connector *connector); - - /** * @hpd_notify: * * Notify the bridge of hot plug detection. @@ -717,7 +687,7 @@ enum drm_bridge_ops { /** * @DRM_BRIDGE_OP_EDID: The bridge can retrieve the EDID of the display * connected to its output. Bridges that set this flag shall implement - * the &drm_bridge_funcs->get_edid callback. + * the &drm_bridge_funcs->edid_read callback. */ DRM_BRIDGE_OP_EDID = BIT(1), /** @@ -921,8 +891,6 @@ int drm_bridge_get_modes(struct drm_bridge *bridge, struct drm_connector *connector); const struct drm_edid *drm_bridge_edid_read(struct drm_bridge *bridge, struct drm_connector *connector); -struct edid *drm_bridge_get_edid(struct drm_bridge *bridge, - struct drm_connector *connector); void drm_bridge_hpd_enable(struct drm_bridge *bridge, void (*cb)(void *data, enum drm_connector_status status), diff --git a/include/drm/drm_edid.h b/include/drm/drm_edid.h index 518d1b8106..7923bc00dc 100644 --- a/include/drm/drm_edid.h +++ b/include/drm/drm_edid.h @@ -24,11 +24,14 @@ #define __DRM_EDID_H__ #include <linux/types.h> -#include <linux/hdmi.h> -#include <drm/drm_mode.h> +enum hdmi_quantization_range; +struct drm_connector; struct drm_device; +struct drm_display_mode; struct drm_edid; +struct hdmi_avi_infoframe; +struct hdmi_vendor_infoframe; struct i2c_adapter; #define EDID_LENGTH 128 @@ -46,7 +49,7 @@ struct est_timings { u8 t1; u8 t2; u8 mfg_rsvd; -} __attribute__((packed)); +} __packed; /* 00=16:10, 01=4:3, 10=5:4, 11=16:9 */ #define EDID_TIMING_ASPECT_SHIFT 6 @@ -59,7 +62,7 @@ struct est_timings { struct std_timing { u8 hsize; /* need to multiply by 8 then add 248 */ u8 vfreq_aspect; -} __attribute__((packed)); +} __packed; #define DRM_EDID_PT_HSYNC_POSITIVE (1 << 1) #define DRM_EDID_PT_VSYNC_POSITIVE (1 << 2) @@ -85,12 +88,12 @@ struct detailed_pixel_timing { u8 hborder; u8 vborder; u8 misc; -} __attribute__((packed)); +} __packed; /* If it's not pixel timing, it'll be one of the below */ struct detailed_data_string { u8 str[13]; -} __attribute__((packed)); +} __packed; #define DRM_EDID_RANGE_OFFSET_MIN_VFREQ (1 << 0) /* 1.4 */ #define DRM_EDID_RANGE_OFFSET_MAX_VFREQ (1 << 1) /* 1.4 */ @@ -120,7 +123,7 @@ struct detailed_data_monitor_range { __le16 m; u8 k; u8 j; /* need to divide by 2 */ - } __attribute__((packed)) gtf2; + } __packed gtf2; struct { u8 version; u8 data1; /* high 6 bits: extra clock resolution */ @@ -129,27 +132,27 @@ struct detailed_data_monitor_range { u8 flags; /* preferred aspect and blanking support */ u8 supported_scalings; u8 preferred_refresh; - } __attribute__((packed)) cvt; - } __attribute__((packed)) formula; -} __attribute__((packed)); + } __packed cvt; + } __packed formula; +} __packed; struct detailed_data_wpindex { u8 white_yx_lo; /* Lower 2 bits each */ u8 white_x_hi; u8 white_y_hi; u8 gamma; /* need to divide by 100 then add 1 */ -} __attribute__((packed)); +} __packed; struct detailed_data_color_point { u8 windex1; u8 wpindex1[3]; u8 windex2; u8 wpindex2[3]; -} __attribute__((packed)); +} __packed; struct cvt_timing { u8 code[3]; -} __attribute__((packed)); +} __packed; struct detailed_non_pixel { u8 pad1; @@ -163,8 +166,8 @@ struct detailed_non_pixel { struct detailed_data_wpindex color; struct std_timing timings[6]; struct cvt_timing cvt[4]; - } __attribute__((packed)) data; -} __attribute__((packed)); + } __packed data; +} __packed; #define EDID_DETAIL_EST_TIMINGS 0xf7 #define EDID_DETAIL_CVT_3BYTE 0xf8 @@ -181,8 +184,8 @@ struct detailed_timing { union { struct detailed_pixel_timing pixel_data; struct detailed_non_pixel other_data; - } __attribute__((packed)) data; -} __attribute__((packed)); + } __packed data; +} __packed; #define DRM_EDID_INPUT_SERRATION_VSYNC (1 << 0) #define DRM_EDID_INPUT_SYNC_ON_GREEN (1 << 1) @@ -307,7 +310,7 @@ struct edid { u8 extensions; /* Checksum */ u8 checksum; -} __attribute__((packed)); +} __packed; #define EDID_PRODUCT_ID(e) ((e)->prod_code[0] | ((e)->prod_code[1] << 8)) @@ -319,11 +322,6 @@ struct cea_sad { u8 byte2; /* meaning depends on format */ }; -struct drm_encoder; -struct drm_connector; -struct drm_connector_state; -struct drm_display_mode; - int drm_edid_to_sad(const struct edid *edid, struct cea_sad **sads); int drm_edid_to_speaker_allocation(const struct edid *edid, u8 **sadb); int drm_av_sync_delay(struct drm_connector *connector, @@ -426,8 +424,6 @@ enum hdmi_quantization_range drm_default_rgb_quant_range(const struct drm_display_mode *mode); int drm_add_modes_noedid(struct drm_connector *connector, int hdisplay, int vdisplay); -void drm_set_preferred_mode(struct drm_connector *connector, - int hpref, int vpref); int drm_edid_header_is_valid(const void *edid); bool drm_edid_block_valid(u8 *raw_edid, int block, bool print_bad_edid, diff --git a/include/drm/drm_exec.h b/include/drm/drm_exec.h index f1a66c0487..aa786b828a 100644 --- a/include/drm/drm_exec.h +++ b/include/drm/drm_exec.h @@ -18,7 +18,7 @@ struct drm_exec { /** * @flags: Flags to control locking behavior */ - uint32_t flags; + u32 flags; /** * @ticket: WW ticket used for acquiring locks @@ -135,7 +135,7 @@ static inline bool drm_exec_is_contended(struct drm_exec *exec) return !!exec->contended; } -void drm_exec_init(struct drm_exec *exec, uint32_t flags, unsigned nr); +void drm_exec_init(struct drm_exec *exec, u32 flags, unsigned nr); void drm_exec_fini(struct drm_exec *exec); bool drm_exec_cleanup(struct drm_exec *exec); int drm_exec_lock_obj(struct drm_exec *exec, struct drm_gem_object *obj); diff --git a/include/drm/drm_gem_vram_helper.h b/include/drm/drm_gem_vram_helper.h index e18429f09e..2938ba8075 100644 --- a/include/drm/drm_gem_vram_helper.h +++ b/include/drm/drm_gem_vram_helper.h @@ -33,8 +33,8 @@ struct vm_area_struct; * struct drm_gem_vram_object - GEM object backed by VRAM * @bo: TTM buffer object * @map: Mapping information for @bo - * @placement: TTM placement information. Supported placements are \ - %TTM_PL_VRAM and %TTM_PL_SYSTEM + * @placement: TTM placement information. Supported placements are %TTM_PL_VRAM + * and %TTM_PL_SYSTEM * @placements: TTM placement information. * * The type struct drm_gem_vram_object represents a GEM object that is @@ -126,8 +126,8 @@ drm_gem_vram_plane_helper_cleanup_fb(struct drm_plane *plane, struct drm_plane_state *old_state); /** - * DRM_GEM_VRAM_PLANE_HELPER_FUNCS - - * Initializes struct drm_plane_helper_funcs for VRAM handling + * DRM_GEM_VRAM_PLANE_HELPER_FUNCS - Initializes struct drm_plane_helper_funcs + * for VRAM handling * * Drivers may use GEM BOs as VRAM helpers for the framebuffer memory. This * macro initializes struct drm_plane_helper_funcs to use the respective helper @@ -150,8 +150,8 @@ void drm_gem_vram_simple_display_pipe_cleanup_fb( struct drm_plane_state *old_state); /** - * define DRM_GEM_VRAM_DRIVER - default callback functions for \ - &struct drm_driver + * define DRM_GEM_VRAM_DRIVER - default callback functions for + * &struct drm_driver * * Drivers that use VRAM MM and GEM VRAM can use this macro to initialize * &struct drm_driver with default functions. @@ -185,8 +185,8 @@ struct drm_vram_mm { }; /** - * drm_vram_mm_of_bdev() - \ - Returns the container of type &struct ttm_device for field bdev. + * drm_vram_mm_of_bdev() - Returns the container of type &struct ttm_device for + * field bdev. * @bdev: the TTM BO device * * Returns: diff --git a/include/drm/drm_gpuvm.h b/include/drm/drm_gpuvm.h index 9060f9fae6..00d4e43b76 100644 --- a/include/drm/drm_gpuvm.h +++ b/include/drm/drm_gpuvm.h @@ -518,7 +518,7 @@ struct drm_gpuvm_exec { /** * @flags: the flags for the struct drm_exec */ - uint32_t flags; + u32 flags; /** * @vm: the &drm_gpuvm to lock its DMA reservations diff --git a/include/drm/drm_kunit_helpers.h b/include/drm/drm_kunit_helpers.h index 3ae1989222..6e99627edf 100644 --- a/include/drm/drm_kunit_helpers.h +++ b/include/drm/drm_kunit_helpers.h @@ -9,7 +9,11 @@ #include <kunit/test.h> +struct drm_crtc_funcs; +struct drm_crtc_helper_funcs; struct drm_device; +struct drm_plane_funcs; +struct drm_plane_helper_funcs; struct kunit; struct device *drm_kunit_helper_alloc_device(struct kunit *test); @@ -99,4 +103,21 @@ drm_kunit_helper_atomic_state_alloc(struct kunit *test, struct drm_device *drm, struct drm_modeset_acquire_ctx *ctx); +struct drm_plane * +drm_kunit_helper_create_primary_plane(struct kunit *test, + struct drm_device *drm, + const struct drm_plane_funcs *funcs, + const struct drm_plane_helper_funcs *helper_funcs, + const uint32_t *formats, + unsigned int num_formats, + const uint64_t *modifiers); + +struct drm_crtc * +drm_kunit_helper_create_crtc(struct kunit *test, + struct drm_device *drm, + struct drm_plane *primary, + struct drm_plane *cursor, + const struct drm_crtc_funcs *funcs, + const struct drm_crtc_helper_funcs *helper_funcs); + #endif // DRM_KUNIT_HELPERS_H_ diff --git a/include/drm/drm_managed.h b/include/drm/drm_managed.h index ad08f834af..f547b09ca0 100644 --- a/include/drm/drm_managed.h +++ b/include/drm/drm_managed.h @@ -45,6 +45,10 @@ int __must_check __drmm_add_action_or_reset(struct drm_device *dev, drmres_release_t action, void *data, const char *name); +void drmm_release_action(struct drm_device *dev, + drmres_release_t action, + void *data); + void *drmm_kmalloc(struct drm_device *dev, size_t size, gfp_t gfp) __malloc; /** diff --git a/include/drm/drm_modes.h b/include/drm/drm_modes.h index c613f0abe9..b9bb92e4b0 100644 --- a/include/drm/drm_modes.h +++ b/include/drm/drm_modes.h @@ -467,6 +467,8 @@ bool drm_mode_is_420_also(const struct drm_display_info *display, const struct drm_display_mode *mode); bool drm_mode_is_420(const struct drm_display_info *display, const struct drm_display_mode *mode); +void drm_set_preferred_mode(struct drm_connector *connector, + int hpref, int vpref); struct drm_display_mode *drm_analog_tv_mode(struct drm_device *dev, enum drm_connector_tv_mode mode, diff --git a/include/drm/drm_print.h b/include/drm/drm_print.h index dd4883df87..9cc473e5d3 100644 --- a/include/drm/drm_print.h +++ b/include/drm/drm_print.h @@ -35,6 +35,8 @@ #include <drm/drm.h> +struct drm_device; + /* Do *not* use outside of drm_print.[ch]! */ extern unsigned long __drm_debug; @@ -68,6 +70,101 @@ extern unsigned long __drm_debug; */ /** + * enum drm_debug_category - The DRM debug categories + * + * Each of the DRM debug logging macros use a specific category, and the logging + * is filtered by the drm.debug module parameter. This enum specifies the values + * for the interface. + * + * Each DRM_DEBUG_<CATEGORY> macro logs to DRM_UT_<CATEGORY> category, except + * DRM_DEBUG() logs to DRM_UT_CORE. + * + * Enabling verbose debug messages is done through the drm.debug parameter, each + * category being enabled by a bit: + * + * - drm.debug=0x1 will enable CORE messages + * - drm.debug=0x2 will enable DRIVER messages + * - drm.debug=0x3 will enable CORE and DRIVER messages + * - ... + * - drm.debug=0x1ff will enable all messages + * + * An interesting feature is that it's possible to enable verbose logging at + * run-time by echoing the debug value in its sysfs node:: + * + * # echo 0xf > /sys/module/drm/parameters/debug + * + */ +enum drm_debug_category { + /* These names must match those in DYNAMIC_DEBUG_CLASSBITS */ + /** + * @DRM_UT_CORE: Used in the generic drm code: drm_ioctl.c, drm_mm.c, + * drm_memory.c, ... + */ + DRM_UT_CORE, + /** + * @DRM_UT_DRIVER: Used in the vendor specific part of the driver: i915, + * radeon, ... macro. + */ + DRM_UT_DRIVER, + /** + * @DRM_UT_KMS: Used in the modesetting code. + */ + DRM_UT_KMS, + /** + * @DRM_UT_PRIME: Used in the prime code. + */ + DRM_UT_PRIME, + /** + * @DRM_UT_ATOMIC: Used in the atomic code. + */ + DRM_UT_ATOMIC, + /** + * @DRM_UT_VBL: Used for verbose debug message in the vblank code. + */ + DRM_UT_VBL, + /** + * @DRM_UT_STATE: Used for verbose atomic state debugging. + */ + DRM_UT_STATE, + /** + * @DRM_UT_LEASE: Used in the lease code. + */ + DRM_UT_LEASE, + /** + * @DRM_UT_DP: Used in the DP code. + */ + DRM_UT_DP, + /** + * @DRM_UT_DRMRES: Used in the drm managed resources code. + */ + DRM_UT_DRMRES +}; + +static inline bool drm_debug_enabled_raw(enum drm_debug_category category) +{ + return unlikely(__drm_debug & BIT(category)); +} + +#define drm_debug_enabled_instrumented(category) \ + ({ \ + pr_debug("todo: is this frequent enough to optimize ?\n"); \ + drm_debug_enabled_raw(category); \ + }) + +#if defined(CONFIG_DRM_USE_DYNAMIC_DEBUG) +/* + * the drm.debug API uses dyndbg, so each drm_*dbg macro/callsite gets + * a descriptor, and only enabled callsites are reachable. They use + * the private macro to avoid re-testing the enable-bit. + */ +#define __drm_debug_enabled(category) true +#define drm_debug_enabled(category) drm_debug_enabled_instrumented(category) +#else +#define __drm_debug_enabled(category) drm_debug_enabled_raw(category) +#define drm_debug_enabled(category) drm_debug_enabled_raw(category) +#endif + +/** * struct drm_printer - drm output "stream" * * Do not use struct members directly. Use drm_printer_seq_file(), @@ -79,6 +176,7 @@ struct drm_printer { void (*puts)(struct drm_printer *p, const char *str); void *arg; const char *prefix; + enum drm_debug_category category; }; void __drm_printfn_coredump(struct drm_printer *p, struct va_format *vaf); @@ -86,7 +184,7 @@ void __drm_puts_coredump(struct drm_printer *p, const char *str); void __drm_printfn_seq_file(struct drm_printer *p, struct va_format *vaf); void __drm_puts_seq_file(struct drm_printer *p, const char *str); void __drm_printfn_info(struct drm_printer *p, struct va_format *vaf); -void __drm_printfn_debug(struct drm_printer *p, struct va_format *vaf); +void __drm_printfn_dbg(struct drm_printer *p, struct va_format *vaf); void __drm_printfn_err(struct drm_printer *p, struct va_format *vaf); __printf(2, 3) @@ -219,132 +317,46 @@ static inline struct drm_printer drm_info_printer(struct device *dev) } /** - * drm_debug_printer - construct a &drm_printer that outputs to pr_debug() - * @prefix: debug output prefix + * drm_dbg_printer - construct a &drm_printer for drm device specific output + * @drm: the &struct drm_device pointer, or NULL + * @category: the debug category to use + * @prefix: debug output prefix, or NULL for no prefix * * RETURNS: * The &drm_printer object */ -static inline struct drm_printer drm_debug_printer(const char *prefix) +static inline struct drm_printer drm_dbg_printer(struct drm_device *drm, + enum drm_debug_category category, + const char *prefix) { struct drm_printer p = { - .printfn = __drm_printfn_debug, - .prefix = prefix + .printfn = __drm_printfn_dbg, + .arg = drm, + .prefix = prefix, + .category = category, }; return p; } /** - * drm_err_printer - construct a &drm_printer that outputs to pr_err() - * @prefix: debug output prefix + * drm_err_printer - construct a &drm_printer that outputs to drm_err() + * @drm: the &struct drm_device pointer + * @prefix: debug output prefix, or NULL for no prefix * * RETURNS: * The &drm_printer object */ -static inline struct drm_printer drm_err_printer(const char *prefix) +static inline struct drm_printer drm_err_printer(struct drm_device *drm, + const char *prefix) { struct drm_printer p = { .printfn = __drm_printfn_err, + .arg = drm, .prefix = prefix }; return p; } -/** - * enum drm_debug_category - The DRM debug categories - * - * Each of the DRM debug logging macros use a specific category, and the logging - * is filtered by the drm.debug module parameter. This enum specifies the values - * for the interface. - * - * Each DRM_DEBUG_<CATEGORY> macro logs to DRM_UT_<CATEGORY> category, except - * DRM_DEBUG() logs to DRM_UT_CORE. - * - * Enabling verbose debug messages is done through the drm.debug parameter, each - * category being enabled by a bit: - * - * - drm.debug=0x1 will enable CORE messages - * - drm.debug=0x2 will enable DRIVER messages - * - drm.debug=0x3 will enable CORE and DRIVER messages - * - ... - * - drm.debug=0x1ff will enable all messages - * - * An interesting feature is that it's possible to enable verbose logging at - * run-time by echoing the debug value in its sysfs node:: - * - * # echo 0xf > /sys/module/drm/parameters/debug - * - */ -enum drm_debug_category { - /* These names must match those in DYNAMIC_DEBUG_CLASSBITS */ - /** - * @DRM_UT_CORE: Used in the generic drm code: drm_ioctl.c, drm_mm.c, - * drm_memory.c, ... - */ - DRM_UT_CORE, - /** - * @DRM_UT_DRIVER: Used in the vendor specific part of the driver: i915, - * radeon, ... macro. - */ - DRM_UT_DRIVER, - /** - * @DRM_UT_KMS: Used in the modesetting code. - */ - DRM_UT_KMS, - /** - * @DRM_UT_PRIME: Used in the prime code. - */ - DRM_UT_PRIME, - /** - * @DRM_UT_ATOMIC: Used in the atomic code. - */ - DRM_UT_ATOMIC, - /** - * @DRM_UT_VBL: Used for verbose debug message in the vblank code. - */ - DRM_UT_VBL, - /** - * @DRM_UT_STATE: Used for verbose atomic state debugging. - */ - DRM_UT_STATE, - /** - * @DRM_UT_LEASE: Used in the lease code. - */ - DRM_UT_LEASE, - /** - * @DRM_UT_DP: Used in the DP code. - */ - DRM_UT_DP, - /** - * @DRM_UT_DRMRES: Used in the drm managed resources code. - */ - DRM_UT_DRMRES -}; - -static inline bool drm_debug_enabled_raw(enum drm_debug_category category) -{ - return unlikely(__drm_debug & BIT(category)); -} - -#define drm_debug_enabled_instrumented(category) \ - ({ \ - pr_debug("todo: is this frequent enough to optimize ?\n"); \ - drm_debug_enabled_raw(category); \ - }) - -#if defined(CONFIG_DRM_USE_DYNAMIC_DEBUG) -/* - * the drm.debug API uses dyndbg, so each drm_*dbg macro/callsite gets - * a descriptor, and only enabled callsites are reachable. They use - * the private macro to avoid re-testing the enable-bit. - */ -#define __drm_debug_enabled(category) true -#define drm_debug_enabled(category) drm_debug_enabled_instrumented(category) -#else -#define __drm_debug_enabled(category) drm_debug_enabled_raw(category) -#define drm_debug_enabled(category) drm_debug_enabled_raw(category) -#endif - /* * struct device based logging * @@ -602,6 +614,9 @@ void __drm_err(const char *format, ...); drm_dev_printk(drm_ ? drm_->dev : NULL, KERN_DEBUG, fmt, ## __VA_ARGS__); \ }) +#define drm_dbg_ratelimited(drm, fmt, ...) \ + __DRM_DEFINE_DBG_RATELIMITED(DRIVER, drm, fmt, ## __VA_ARGS__) + #define drm_dbg_kms_ratelimited(drm, fmt, ...) \ __DRM_DEFINE_DBG_RATELIMITED(KMS, drm, fmt, ## __VA_ARGS__) diff --git a/include/drm/drm_probe_helper.h b/include/drm/drm_probe_helper.h index fad3c4003b..62741a8879 100644 --- a/include/drm/drm_probe_helper.h +++ b/include/drm/drm_probe_helper.h @@ -32,7 +32,6 @@ enum drm_mode_status drm_crtc_helper_mode_valid_fixed(struct drm_crtc *crtc, const struct drm_display_mode *mode, const struct drm_display_mode *fixed_mode); -int drm_connector_helper_get_modes_from_ddc(struct drm_connector *connector); int drm_connector_helper_get_modes_fixed(struct drm_connector *connector, const struct drm_display_mode *fixed_mode); int drm_connector_helper_get_modes(struct drm_connector *connector); diff --git a/include/drm/drm_rect.h b/include/drm/drm_rect.h index e8d94fca27..73fcb899a0 100644 --- a/include/drm/drm_rect.h +++ b/include/drm/drm_rect.h @@ -129,7 +129,7 @@ static inline void drm_rect_adjust_size(struct drm_rect *r, int dw, int dh) /** * drm_rect_translate - translate the rectangle - * @r: rectangle to be tranlated + * @r: rectangle to be translated * @dx: horizontal translation * @dy: vertical translation * @@ -146,7 +146,7 @@ static inline void drm_rect_translate(struct drm_rect *r, int dx, int dy) /** * drm_rect_translate_to - translate the rectangle to an absolute position - * @r: rectangle to be tranlated + * @r: rectangle to be translated * @x: horizontal position * @y: vertical position * diff --git a/include/drm/i915_pciids.h b/include/drm/i915_pciids.h index fcf1849aa4..28a96aa1e0 100644 --- a/include/drm/i915_pciids.h +++ b/include/drm/i915_pciids.h @@ -672,7 +672,9 @@ #define INTEL_ADLN_IDS(info) \ INTEL_VGA_DEVICE(0x46D0, info), \ INTEL_VGA_DEVICE(0x46D1, info), \ - INTEL_VGA_DEVICE(0x46D2, info) + INTEL_VGA_DEVICE(0x46D2, info), \ + INTEL_VGA_DEVICE(0x46D3, info), \ + INTEL_VGA_DEVICE(0x46D4, info) /* RPL-S */ #define INTEL_RPLS_IDS(info) \ @@ -751,10 +753,13 @@ /* MTL */ #define INTEL_MTL_IDS(info) \ INTEL_VGA_DEVICE(0x7D40, info), \ + INTEL_VGA_DEVICE(0x7D41, info), \ INTEL_VGA_DEVICE(0x7D45, info), \ + INTEL_VGA_DEVICE(0x7D51, info), \ INTEL_VGA_DEVICE(0x7D55, info), \ INTEL_VGA_DEVICE(0x7D60, info), \ INTEL_VGA_DEVICE(0x7D67, info), \ + INTEL_VGA_DEVICE(0x7DD1, info), \ INTEL_VGA_DEVICE(0x7DD5, info) #endif /* _I915_PCIIDS_H */ diff --git a/include/drm/ttm/ttm_placement.h b/include/drm/ttm/ttm_placement.h index 8074d0f6ca..b510a48126 100644 --- a/include/drm/ttm/ttm_placement.h +++ b/include/drm/ttm/ttm_placement.h @@ -64,6 +64,12 @@ /* For multihop handling */ #define TTM_PL_FLAG_TEMPORARY (1 << 2) +/* Placement is never used during eviction */ +#define TTM_PL_FLAG_DESIRED (1 << 3) + +/* Placement is only used during eviction */ +#define TTM_PL_FLAG_FALLBACK (1 << 4) + /** * struct ttm_place * @@ -86,16 +92,12 @@ struct ttm_place { * * @num_placement: number of preferred placements * @placement: preferred placements - * @num_busy_placement: number of preferred placements when need to evict buffer - * @busy_placement: preferred placements when need to evict buffer * * Structure indicating the placement you request for an object. */ struct ttm_placement { unsigned num_placement; const struct ttm_place *placement; - unsigned num_busy_placement; - const struct ttm_place *busy_placement; }; #endif diff --git a/include/drm/ttm/ttm_resource.h b/include/drm/ttm/ttm_resource.h index 78a226eba9..1afa13f0c2 100644 --- a/include/drm/ttm/ttm_resource.h +++ b/include/drm/ttm/ttm_resource.h @@ -365,12 +365,8 @@ bool ttm_resource_intersects(struct ttm_device *bdev, struct ttm_resource *res, const struct ttm_place *place, size_t size); -bool ttm_resource_compatible(struct ttm_device *bdev, - struct ttm_resource *res, - const struct ttm_place *place, - size_t size); -bool ttm_resource_compat(struct ttm_resource *res, - struct ttm_placement *placement); +bool ttm_resource_compatible(struct ttm_resource *res, + struct ttm_placement *placement); void ttm_resource_set_bo(struct ttm_resource *res, struct ttm_buffer_object *bo); diff --git a/include/dt-bindings/arm/qcom,ids.h b/include/dt-bindings/arm/qcom,ids.h index 51e0f60594..19ac7b36f6 100644 --- a/include/dt-bindings/arm/qcom,ids.h +++ b/include/dt-bindings/arm/qcom,ids.h @@ -252,8 +252,11 @@ #define QCOM_ID_IPQ9510 521 #define QCOM_ID_QRB4210 523 #define QCOM_ID_QRB2210 524 +#define QCOM_ID_SM8475 530 +#define QCOM_ID_SM8475P 531 #define QCOM_ID_SA8775P 534 #define QCOM_ID_QRU1000 539 +#define QCOM_ID_SM8475_2 540 #define QCOM_ID_QDU1000 545 #define QCOM_ID_SM8650 557 #define QCOM_ID_SM4450 568 @@ -265,6 +268,8 @@ #define QCOM_ID_IPQ5322 593 #define QCOM_ID_IPQ5312 594 #define QCOM_ID_IPQ5302 595 +#define QCOM_ID_QCS8550 603 +#define QCOM_ID_QCM8550 604 #define QCOM_ID_IPQ5300 624 /* diff --git a/include/dt-bindings/clock/ast2600-clock.h b/include/dt-bindings/clock/ast2600-clock.h index 712782177c..7ae96c7bd7 100644 --- a/include/dt-bindings/clock/ast2600-clock.h +++ b/include/dt-bindings/clock/ast2600-clock.h @@ -86,6 +86,7 @@ #define ASPEED_CLK_MAC3RCLK 69 #define ASPEED_CLK_MAC4RCLK 70 #define ASPEED_CLK_I3C 71 +#define ASPEED_CLK_FSI 72 /* Only list resets here that are not part of a clock gate + reset pair */ #define ASPEED_RESET_ADC 55 diff --git a/include/dt-bindings/clock/exynos850.h b/include/dt-bindings/clock/exynos850.h index 3090e09c9a..7666241520 100644 --- a/include/dt-bindings/clock/exynos850.h +++ b/include/dt-bindings/clock/exynos850.h @@ -88,6 +88,18 @@ #define CLK_MOUT_G3D_SWITCH 76 #define CLK_GOUT_G3D_SWITCH 77 #define CLK_DOUT_G3D_SWITCH 78 +#define CLK_MOUT_CPUCL0_DBG 79 +#define CLK_MOUT_CPUCL0_SWITCH 80 +#define CLK_GOUT_CPUCL0_DBG 81 +#define CLK_GOUT_CPUCL0_SWITCH 82 +#define CLK_DOUT_CPUCL0_DBG 83 +#define CLK_DOUT_CPUCL0_SWITCH 84 +#define CLK_MOUT_CPUCL1_DBG 85 +#define CLK_MOUT_CPUCL1_SWITCH 86 +#define CLK_GOUT_CPUCL1_DBG 87 +#define CLK_GOUT_CPUCL1_SWITCH 88 +#define CLK_DOUT_CPUCL1_DBG 89 +#define CLK_DOUT_CPUCL1_SWITCH 90 /* CMU_APM */ #define CLK_RCO_I3C_PMIC 1 @@ -195,6 +207,48 @@ #define CLK_GOUT_CMGP_USI1_PCLK 14 #define CLK_GOUT_SYSREG_CMGP_PCLK 15 +/* CMU_CPUCL0 */ +#define CLK_FOUT_CPUCL0_PLL 1 +#define CLK_MOUT_PLL_CPUCL0 2 +#define CLK_MOUT_CPUCL0_SWITCH_USER 3 +#define CLK_MOUT_CPUCL0_DBG_USER 4 +#define CLK_MOUT_CPUCL0_PLL 5 +#define CLK_DOUT_CPUCL0_CPU 6 +#define CLK_DOUT_CPUCL0_CMUREF 7 +#define CLK_DOUT_CPUCL0_PCLK 8 +#define CLK_DOUT_CLUSTER0_ACLK 9 +#define CLK_DOUT_CLUSTER0_ATCLK 10 +#define CLK_DOUT_CLUSTER0_PCLKDBG 11 +#define CLK_DOUT_CLUSTER0_PERIPHCLK 12 +#define CLK_GOUT_CLUSTER0_ATCLK 13 +#define CLK_GOUT_CLUSTER0_PCLK 14 +#define CLK_GOUT_CLUSTER0_PERIPHCLK 15 +#define CLK_GOUT_CLUSTER0_SCLK 16 +#define CLK_GOUT_CPUCL0_CMU_CPUCL0_PCLK 17 +#define CLK_GOUT_CLUSTER0_CPU 18 +#define CLK_CLUSTER0_SCLK 19 + +/* CMU_CPUCL1 */ +#define CLK_FOUT_CPUCL1_PLL 1 +#define CLK_MOUT_PLL_CPUCL1 2 +#define CLK_MOUT_CPUCL1_SWITCH_USER 3 +#define CLK_MOUT_CPUCL1_DBG_USER 4 +#define CLK_MOUT_CPUCL1_PLL 5 +#define CLK_DOUT_CPUCL1_CPU 6 +#define CLK_DOUT_CPUCL1_CMUREF 7 +#define CLK_DOUT_CPUCL1_PCLK 8 +#define CLK_DOUT_CLUSTER1_ACLK 9 +#define CLK_DOUT_CLUSTER1_ATCLK 10 +#define CLK_DOUT_CLUSTER1_PCLKDBG 11 +#define CLK_DOUT_CLUSTER1_PERIPHCLK 12 +#define CLK_GOUT_CLUSTER1_ATCLK 13 +#define CLK_GOUT_CLUSTER1_PCLK 14 +#define CLK_GOUT_CLUSTER1_PERIPHCLK 15 +#define CLK_GOUT_CLUSTER1_SCLK 16 +#define CLK_GOUT_CPUCL1_CMU_CPUCL1_PCLK 17 +#define CLK_GOUT_CLUSTER1_CPU 18 +#define CLK_CLUSTER1_SCLK 19 + /* CMU_G3D */ #define CLK_FOUT_G3D_PLL 1 #define CLK_MOUT_G3D_PLL 2 @@ -320,6 +374,8 @@ #define CLK_GOUT_SSS_PCLK 12 #define CLK_GOUT_GPIO_CORE_PCLK 13 #define CLK_GOUT_SYSREG_CORE_PCLK 14 +#define CLK_GOUT_PDMA_CORE_ACLK 15 +#define CLK_GOUT_SPDMA_CORE_ACLK 16 /* CMU_DPU */ #define CLK_MOUT_DPU_USER 1 diff --git a/include/dt-bindings/clock/google,gs101.h b/include/dt-bindings/clock/google,gs101.h index 21adec2238..3dac357778 100644 --- a/include/dt-bindings/clock/google,gs101.h +++ b/include/dt-bindings/clock/google,gs101.h @@ -389,4 +389,133 @@ #define CLK_GOUT_MISC_WDT_CLUSTER1_PCLK 73 #define CLK_GOUT_MISC_XIU_D_MISC_ACLK 74 +/* CMU_PERIC0 */ +#define CLK_MOUT_PERIC0_BUS_USER 1 +#define CLK_MOUT_PERIC0_I3C_USER 2 +#define CLK_MOUT_PERIC0_USI0_UART_USER 3 +#define CLK_MOUT_PERIC0_USI14_USI_USER 4 +#define CLK_MOUT_PERIC0_USI1_USI_USER 5 +#define CLK_MOUT_PERIC0_USI2_USI_USER 6 +#define CLK_MOUT_PERIC0_USI3_USI_USER 7 +#define CLK_MOUT_PERIC0_USI4_USI_USER 8 +#define CLK_MOUT_PERIC0_USI5_USI_USER 9 +#define CLK_MOUT_PERIC0_USI6_USI_USER 10 +#define CLK_MOUT_PERIC0_USI7_USI_USER 11 +#define CLK_MOUT_PERIC0_USI8_USI_USER 12 +#define CLK_DOUT_PERIC0_I3C 13 +#define CLK_DOUT_PERIC0_USI0_UART 14 +#define CLK_DOUT_PERIC0_USI14_USI 15 +#define CLK_DOUT_PERIC0_USI1_USI 16 +#define CLK_DOUT_PERIC0_USI2_USI 17 +#define CLK_DOUT_PERIC0_USI3_USI 18 +#define CLK_DOUT_PERIC0_USI4_USI 19 +#define CLK_DOUT_PERIC0_USI5_USI 20 +#define CLK_DOUT_PERIC0_USI6_USI 21 +#define CLK_DOUT_PERIC0_USI7_USI 22 +#define CLK_DOUT_PERIC0_USI8_USI 23 +#define CLK_GOUT_PERIC0_IP 24 +#define CLK_GOUT_PERIC0_PERIC0_CMU_PERIC0_PCLK 25 +#define CLK_GOUT_PERIC0_CLK_PERIC0_OSCCLK_CLK 26 +#define CLK_GOUT_PERIC0_D_TZPC_PERIC0_PCLK 27 +#define CLK_GOUT_PERIC0_GPC_PERIC0_PCLK 28 +#define CLK_GOUT_PERIC0_GPIO_PERIC0_PCLK 29 +#define CLK_GOUT_PERIC0_LHM_AXI_P_PERIC0_I_CLK 30 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_0 31 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_1 32 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_10 33 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_11 34 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_12 35 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_13 36 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_14 37 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_15 38 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_2 39 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_3 40 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_4 41 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_5 42 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_6 43 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_7 44 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_8 45 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_IPCLK_9 46 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_0 47 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_1 48 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_10 49 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_11 50 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_12 51 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_13 52 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_14 53 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_15 54 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_2 55 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_3 56 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_4 57 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_5 58 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_6 59 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_7 60 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_8 61 +#define CLK_GOUT_PERIC0_PERIC0_TOP0_PCLK_9 62 +#define CLK_GOUT_PERIC0_PERIC0_TOP1_IPCLK_0 63 +#define CLK_GOUT_PERIC0_PERIC0_TOP1_IPCLK_2 64 +#define CLK_GOUT_PERIC0_PERIC0_TOP1_PCLK_0 65 +#define CLK_GOUT_PERIC0_PERIC0_TOP1_PCLK_2 66 +#define CLK_GOUT_PERIC0_CLK_PERIC0_BUSP_CLK 67 +#define CLK_GOUT_PERIC0_CLK_PERIC0_I3C_CLK 68 +#define CLK_GOUT_PERIC0_CLK_PERIC0_USI0_UART_CLK 69 +#define CLK_GOUT_PERIC0_CLK_PERIC0_USI14_USI_CLK 70 +#define CLK_GOUT_PERIC0_CLK_PERIC0_USI1_USI_CLK 71 +#define CLK_GOUT_PERIC0_CLK_PERIC0_USI2_USI_CLK 72 +#define CLK_GOUT_PERIC0_CLK_PERIC0_USI3_USI_CLK 73 +#define CLK_GOUT_PERIC0_CLK_PERIC0_USI4_USI_CLK 74 +#define CLK_GOUT_PERIC0_CLK_PERIC0_USI5_USI_CLK 75 +#define CLK_GOUT_PERIC0_CLK_PERIC0_USI6_USI_CLK 76 +#define CLK_GOUT_PERIC0_CLK_PERIC0_USI7_USI_CLK 77 +#define CLK_GOUT_PERIC0_CLK_PERIC0_USI8_USI_CLK 78 +#define CLK_GOUT_PERIC0_SYSREG_PERIC0_PCLK 79 + +/* CMU_PERIC1 */ +#define CLK_MOUT_PERIC1_BUS_USER 1 +#define CLK_MOUT_PERIC1_I3C_USER 2 +#define CLK_MOUT_PERIC1_USI0_USI_USER 3 +#define CLK_MOUT_PERIC1_USI10_USI_USER 4 +#define CLK_MOUT_PERIC1_USI11_USI_USER 5 +#define CLK_MOUT_PERIC1_USI12_USI_USER 6 +#define CLK_MOUT_PERIC1_USI13_USI_USER 7 +#define CLK_MOUT_PERIC1_USI9_USI_USER 8 +#define CLK_DOUT_PERIC1_I3C 9 +#define CLK_DOUT_PERIC1_USI0_USI 10 +#define CLK_DOUT_PERIC1_USI10_USI 11 +#define CLK_DOUT_PERIC1_USI11_USI 12 +#define CLK_DOUT_PERIC1_USI12_USI 13 +#define CLK_DOUT_PERIC1_USI13_USI 14 +#define CLK_DOUT_PERIC1_USI9_USI 15 +#define CLK_GOUT_PERIC1_IP 16 +#define CLK_GOUT_PERIC1_PCLK 17 +#define CLK_GOUT_PERIC1_CLK_PERIC1_I3C_CLK 18 +#define CLK_GOUT_PERIC1_CLK_PERIC1_OSCCLK_CLK 19 +#define CLK_GOUT_PERIC1_D_TZPC_PERIC1_PCLK 20 +#define CLK_GOUT_PERIC1_GPC_PERIC1_PCLK 21 +#define CLK_GOUT_PERIC1_GPIO_PERIC1_PCLK 22 +#define CLK_GOUT_PERIC1_LHM_AXI_P_PERIC1_I_CLK 23 +#define CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_1 24 +#define CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_2 25 +#define CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_3 26 +#define CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_4 27 +#define CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_5 28 +#define CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_6 29 +#define CLK_GOUT_PERIC1_PERIC1_TOP0_IPCLK_8 30 +#define CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_1 31 +#define CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_15 32 +#define CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_2 33 +#define CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_3 34 +#define CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_4 35 +#define CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_5 36 +#define CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_6 37 +#define CLK_GOUT_PERIC1_PERIC1_TOP0_PCLK_8 38 +#define CLK_GOUT_PERIC1_CLK_PERIC1_BUSP_CLK 39 +#define CLK_GOUT_PERIC1_CLK_PERIC1_USI0_USI_CLK 40 +#define CLK_GOUT_PERIC1_CLK_PERIC1_USI10_USI_CLK 41 +#define CLK_GOUT_PERIC1_CLK_PERIC1_USI11_USI_CLK 42 +#define CLK_GOUT_PERIC1_CLK_PERIC1_USI12_USI_CLK 43 +#define CLK_GOUT_PERIC1_CLK_PERIC1_USI13_USI_CLK 44 +#define CLK_GOUT_PERIC1_CLK_PERIC1_USI9_USI_CLK 45 +#define CLK_GOUT_PERIC1_SYSREG_PERIC1_PCLK 46 + #endif /* _DT_BINDINGS_CLOCK_GOOGLE_GS101_H */ diff --git a/include/dt-bindings/clock/microchip,mpfs-clock.h b/include/dt-bindings/clock/microchip,mpfs-clock.h index 79775a5134..b52f19a2b4 100644 --- a/include/dt-bindings/clock/microchip,mpfs-clock.h +++ b/include/dt-bindings/clock/microchip,mpfs-clock.h @@ -44,6 +44,11 @@ #define CLK_RTCREF 33 #define CLK_MSSPLL 34 +#define CLK_MSSPLL0 34 +#define CLK_MSSPLL1 35 +#define CLK_MSSPLL2 36 +#define CLK_MSSPLL3 37 +/* 38 is reserved for MSS PLL internals */ /* Clock Conditioning Circuitry Clock IDs */ diff --git a/include/dt-bindings/clock/mobileye,eyeq5-clk.h b/include/dt-bindings/clock/mobileye,eyeq5-clk.h new file mode 100644 index 0000000000..26d8930335 --- /dev/null +++ b/include/dt-bindings/clock/mobileye,eyeq5-clk.h @@ -0,0 +1,22 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * Copyright (C) 2024 Mobileye Vision Technologies Ltd. + */ + +#ifndef _DT_BINDINGS_CLOCK_MOBILEYE_EYEQ5_CLK_H +#define _DT_BINDINGS_CLOCK_MOBILEYE_EYEQ5_CLK_H + +#define EQ5C_PLL_CPU 0 +#define EQ5C_PLL_VMP 1 +#define EQ5C_PLL_PMA 2 +#define EQ5C_PLL_VDI 3 +#define EQ5C_PLL_DDR0 4 +#define EQ5C_PLL_PCI 5 +#define EQ5C_PLL_PER 6 +#define EQ5C_PLL_PMAC 7 +#define EQ5C_PLL_MPC 8 +#define EQ5C_PLL_DDR1 9 + +#define EQ5C_DIV_OSPI 10 + +#endif diff --git a/include/dt-bindings/clock/qcom,gcc-msm8953.h b/include/dt-bindings/clock/qcom,gcc-msm8953.h index 783162da61..13b4a62877 100644 --- a/include/dt-bindings/clock/qcom,gcc-msm8953.h +++ b/include/dt-bindings/clock/qcom,gcc-msm8953.h @@ -218,6 +218,10 @@ #define GCC_USB3PHY_PHY_BCR 3 #define GCC_USB3_PHY_BCR 4 #define GCC_USB_30_BCR 5 +#define GCC_MDSS_BCR 6 +#define GCC_CRYPTO_BCR 7 +#define GCC_SDCC1_BCR 8 +#define GCC_SDCC2_BCR 9 /* GDSCs */ #define CPP_GDSC 0 diff --git a/include/dt-bindings/clock/qcom,gcc-sc8180x.h b/include/dt-bindings/clock/qcom,gcc-sc8180x.h index e893415ae1..90c6e021a0 100644 --- a/include/dt-bindings/clock/qcom,gcc-sc8180x.h +++ b/include/dt-bindings/clock/qcom,gcc-sc8180x.h @@ -246,6 +246,8 @@ #define GCC_PCIE_3_CLKREF_CLK 236 #define GCC_USB3_PRIM_CLKREF_CLK 237 #define GCC_USB3_SEC_CLKREF_CLK 238 +#define GCC_UFS_MEM_CLKREF_EN 239 +#define GCC_UFS_CARD_CLKREF_EN 240 #define GCC_EMAC_BCR 0 #define GCC_GPU_BCR 1 diff --git a/include/dt-bindings/clock/qcom,gcc-sm8150.h b/include/dt-bindings/clock/qcom,gcc-sm8150.h index dfefd5e8bf..921a33f24d 100644 --- a/include/dt-bindings/clock/qcom,gcc-sm8150.h +++ b/include/dt-bindings/clock/qcom,gcc-sm8150.h @@ -239,6 +239,9 @@ #define GCC_USB30_PRIM_BCR 26 #define GCC_USB30_SEC_BCR 27 #define GCC_USB_PHY_CFG_AHB2PHY_BCR 28 +#define GCC_VIDEO_AXIC_CLK_BCR 29 +#define GCC_VIDEO_AXI0_CLK_BCR 30 +#define GCC_VIDEO_AXI1_CLK_BCR 31 /* GCC GDSCRs */ #define PCIE_0_GDSC 0 diff --git a/include/dt-bindings/clock/qcom,x1e80100-camcc.h b/include/dt-bindings/clock/qcom,x1e80100-camcc.h new file mode 100644 index 0000000000..d72fdfb06a --- /dev/null +++ b/include/dt-bindings/clock/qcom,x1e80100-camcc.h @@ -0,0 +1,135 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * Copyright (c) 2023, Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#ifndef _DT_BINDINGS_CLK_QCOM_CAM_CC_X1E80100_H +#define _DT_BINDINGS_CLK_QCOM_CAM_CC_X1E80100_H + +/* CAM_CC clocks */ +#define CAM_CC_BPS_AHB_CLK 0 +#define CAM_CC_BPS_CLK 1 +#define CAM_CC_BPS_CLK_SRC 2 +#define CAM_CC_BPS_FAST_AHB_CLK 3 +#define CAM_CC_CAMNOC_AXI_NRT_CLK 4 +#define CAM_CC_CAMNOC_AXI_RT_CLK 5 +#define CAM_CC_CAMNOC_AXI_RT_CLK_SRC 6 +#define CAM_CC_CAMNOC_DCD_XO_CLK 7 +#define CAM_CC_CAMNOC_XO_CLK 8 +#define CAM_CC_CCI_0_CLK 9 +#define CAM_CC_CCI_0_CLK_SRC 10 +#define CAM_CC_CCI_1_CLK 11 +#define CAM_CC_CCI_1_CLK_SRC 12 +#define CAM_CC_CORE_AHB_CLK 13 +#define CAM_CC_CPAS_AHB_CLK 14 +#define CAM_CC_CPAS_BPS_CLK 15 +#define CAM_CC_CPAS_FAST_AHB_CLK 16 +#define CAM_CC_CPAS_IFE_0_CLK 17 +#define CAM_CC_CPAS_IFE_1_CLK 18 +#define CAM_CC_CPAS_IFE_LITE_CLK 19 +#define CAM_CC_CPAS_IPE_NPS_CLK 20 +#define CAM_CC_CPAS_SFE_0_CLK 21 +#define CAM_CC_CPHY_RX_CLK_SRC 22 +#define CAM_CC_CSI0PHYTIMER_CLK 23 +#define CAM_CC_CSI0PHYTIMER_CLK_SRC 24 +#define CAM_CC_CSI1PHYTIMER_CLK 25 +#define CAM_CC_CSI1PHYTIMER_CLK_SRC 26 +#define CAM_CC_CSI2PHYTIMER_CLK 27 +#define CAM_CC_CSI2PHYTIMER_CLK_SRC 28 +#define CAM_CC_CSI3PHYTIMER_CLK 29 +#define CAM_CC_CSI3PHYTIMER_CLK_SRC 30 +#define CAM_CC_CSI4PHYTIMER_CLK 31 +#define CAM_CC_CSI4PHYTIMER_CLK_SRC 32 +#define CAM_CC_CSI5PHYTIMER_CLK 33 +#define CAM_CC_CSI5PHYTIMER_CLK_SRC 34 +#define CAM_CC_CSID_CLK 35 +#define CAM_CC_CSID_CLK_SRC 36 +#define CAM_CC_CSID_CSIPHY_RX_CLK 37 +#define CAM_CC_CSIPHY0_CLK 38 +#define CAM_CC_CSIPHY1_CLK 39 +#define CAM_CC_CSIPHY2_CLK 40 +#define CAM_CC_CSIPHY3_CLK 41 +#define CAM_CC_CSIPHY4_CLK 42 +#define CAM_CC_CSIPHY5_CLK 43 +#define CAM_CC_FAST_AHB_CLK_SRC 44 +#define CAM_CC_GDSC_CLK 45 +#define CAM_CC_ICP_AHB_CLK 46 +#define CAM_CC_ICP_CLK 47 +#define CAM_CC_ICP_CLK_SRC 48 +#define CAM_CC_IFE_0_CLK 49 +#define CAM_CC_IFE_0_CLK_SRC 50 +#define CAM_CC_IFE_0_DSP_CLK 51 +#define CAM_CC_IFE_0_FAST_AHB_CLK 52 +#define CAM_CC_IFE_1_CLK 53 +#define CAM_CC_IFE_1_CLK_SRC 54 +#define CAM_CC_IFE_1_DSP_CLK 55 +#define CAM_CC_IFE_1_FAST_AHB_CLK 56 +#define CAM_CC_IFE_LITE_AHB_CLK 57 +#define CAM_CC_IFE_LITE_CLK 58 +#define CAM_CC_IFE_LITE_CLK_SRC 59 +#define CAM_CC_IFE_LITE_CPHY_RX_CLK 60 +#define CAM_CC_IFE_LITE_CSID_CLK 61 +#define CAM_CC_IFE_LITE_CSID_CLK_SRC 62 +#define CAM_CC_IPE_NPS_AHB_CLK 63 +#define CAM_CC_IPE_NPS_CLK 64 +#define CAM_CC_IPE_NPS_CLK_SRC 65 +#define CAM_CC_IPE_NPS_FAST_AHB_CLK 66 +#define CAM_CC_IPE_PPS_CLK 67 +#define CAM_CC_IPE_PPS_FAST_AHB_CLK 68 +#define CAM_CC_JPEG_CLK 69 +#define CAM_CC_JPEG_CLK_SRC 70 +#define CAM_CC_MCLK0_CLK 71 +#define CAM_CC_MCLK0_CLK_SRC 72 +#define CAM_CC_MCLK1_CLK 73 +#define CAM_CC_MCLK1_CLK_SRC 74 +#define CAM_CC_MCLK2_CLK 75 +#define CAM_CC_MCLK2_CLK_SRC 76 +#define CAM_CC_MCLK3_CLK 77 +#define CAM_CC_MCLK3_CLK_SRC 78 +#define CAM_CC_MCLK4_CLK 79 +#define CAM_CC_MCLK4_CLK_SRC 80 +#define CAM_CC_MCLK5_CLK 81 +#define CAM_CC_MCLK5_CLK_SRC 82 +#define CAM_CC_MCLK6_CLK 83 +#define CAM_CC_MCLK6_CLK_SRC 84 +#define CAM_CC_MCLK7_CLK 85 +#define CAM_CC_MCLK7_CLK_SRC 86 +#define CAM_CC_PLL0 87 +#define CAM_CC_PLL0_OUT_EVEN 88 +#define CAM_CC_PLL0_OUT_ODD 89 +#define CAM_CC_PLL1 90 +#define CAM_CC_PLL1_OUT_EVEN 91 +#define CAM_CC_PLL2 92 +#define CAM_CC_PLL3 93 +#define CAM_CC_PLL3_OUT_EVEN 94 +#define CAM_CC_PLL4 95 +#define CAM_CC_PLL4_OUT_EVEN 96 +#define CAM_CC_PLL6 97 +#define CAM_CC_PLL6_OUT_EVEN 98 +#define CAM_CC_PLL8 99 +#define CAM_CC_PLL8_OUT_EVEN 100 +#define CAM_CC_SFE_0_CLK 101 +#define CAM_CC_SFE_0_CLK_SRC 102 +#define CAM_CC_SFE_0_FAST_AHB_CLK 103 +#define CAM_CC_SLEEP_CLK 104 +#define CAM_CC_SLEEP_CLK_SRC 105 +#define CAM_CC_SLOW_AHB_CLK_SRC 106 +#define CAM_CC_XO_CLK_SRC 107 + +/* CAM_CC power domains */ +#define CAM_CC_BPS_GDSC 0 +#define CAM_CC_IFE_0_GDSC 1 +#define CAM_CC_IFE_1_GDSC 2 +#define CAM_CC_IPE_0_GDSC 3 +#define CAM_CC_SFE_0_GDSC 4 +#define CAM_CC_TITAN_TOP_GDSC 5 + +/* CAM_CC resets */ +#define CAM_CC_BPS_BCR 0 +#define CAM_CC_ICP_BCR 1 +#define CAM_CC_IFE_0_BCR 2 +#define CAM_CC_IFE_1_BCR 3 +#define CAM_CC_IPE_0_BCR 4 +#define CAM_CC_SFE_0_BCR 5 + +#endif diff --git a/include/dt-bindings/clock/qcom,x1e80100-dispcc.h b/include/dt-bindings/clock/qcom,x1e80100-dispcc.h new file mode 100644 index 0000000000..d4a83e4fd0 --- /dev/null +++ b/include/dt-bindings/clock/qcom,x1e80100-dispcc.h @@ -0,0 +1,98 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * Copyright (c) 2023, Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#ifndef _DT_BINDINGS_CLK_QCOM_X1E80100_DISP_CC_H +#define _DT_BINDINGS_CLK_QCOM_X1E80100_DISP_CC_H + +/* DISP_CC clocks */ +#define DISP_CC_MDSS_ACCU_CLK 0 +#define DISP_CC_MDSS_AHB1_CLK 1 +#define DISP_CC_MDSS_AHB_CLK 2 +#define DISP_CC_MDSS_AHB_CLK_SRC 3 +#define DISP_CC_MDSS_BYTE0_CLK 4 +#define DISP_CC_MDSS_BYTE0_CLK_SRC 5 +#define DISP_CC_MDSS_BYTE0_DIV_CLK_SRC 6 +#define DISP_CC_MDSS_BYTE0_INTF_CLK 7 +#define DISP_CC_MDSS_BYTE1_CLK 8 +#define DISP_CC_MDSS_BYTE1_CLK_SRC 9 +#define DISP_CC_MDSS_BYTE1_DIV_CLK_SRC 10 +#define DISP_CC_MDSS_BYTE1_INTF_CLK 11 +#define DISP_CC_MDSS_DPTX0_AUX_CLK 12 +#define DISP_CC_MDSS_DPTX0_AUX_CLK_SRC 13 +#define DISP_CC_MDSS_DPTX0_LINK_CLK 14 +#define DISP_CC_MDSS_DPTX0_LINK_CLK_SRC 15 +#define DISP_CC_MDSS_DPTX0_LINK_DIV_CLK_SRC 16 +#define DISP_CC_MDSS_DPTX0_LINK_INTF_CLK 17 +#define DISP_CC_MDSS_DPTX0_PIXEL0_CLK 18 +#define DISP_CC_MDSS_DPTX0_PIXEL0_CLK_SRC 19 +#define DISP_CC_MDSS_DPTX0_PIXEL1_CLK 20 +#define DISP_CC_MDSS_DPTX0_PIXEL1_CLK_SRC 21 +#define DISP_CC_MDSS_DPTX0_USB_ROUTER_LINK_INTF_CLK 22 +#define DISP_CC_MDSS_DPTX1_AUX_CLK 23 +#define DISP_CC_MDSS_DPTX1_AUX_CLK_SRC 24 +#define DISP_CC_MDSS_DPTX1_LINK_CLK 25 +#define DISP_CC_MDSS_DPTX1_LINK_CLK_SRC 26 +#define DISP_CC_MDSS_DPTX1_LINK_DIV_CLK_SRC 27 +#define DISP_CC_MDSS_DPTX1_LINK_INTF_CLK 28 +#define DISP_CC_MDSS_DPTX1_PIXEL0_CLK 29 +#define DISP_CC_MDSS_DPTX1_PIXEL0_CLK_SRC 30 +#define DISP_CC_MDSS_DPTX1_PIXEL1_CLK 31 +#define DISP_CC_MDSS_DPTX1_PIXEL1_CLK_SRC 32 +#define DISP_CC_MDSS_DPTX1_USB_ROUTER_LINK_INTF_CLK 33 +#define DISP_CC_MDSS_DPTX2_AUX_CLK 34 +#define DISP_CC_MDSS_DPTX2_AUX_CLK_SRC 35 +#define DISP_CC_MDSS_DPTX2_LINK_CLK 36 +#define DISP_CC_MDSS_DPTX2_LINK_CLK_SRC 37 +#define DISP_CC_MDSS_DPTX2_LINK_DIV_CLK_SRC 38 +#define DISP_CC_MDSS_DPTX2_LINK_INTF_CLK 39 +#define DISP_CC_MDSS_DPTX2_PIXEL0_CLK 40 +#define DISP_CC_MDSS_DPTX2_PIXEL0_CLK_SRC 41 +#define DISP_CC_MDSS_DPTX2_PIXEL1_CLK 42 +#define DISP_CC_MDSS_DPTX2_PIXEL1_CLK_SRC 43 +#define DISP_CC_MDSS_DPTX2_USB_ROUTER_LINK_INTF_CLK 44 +#define DISP_CC_MDSS_DPTX3_AUX_CLK 45 +#define DISP_CC_MDSS_DPTX3_AUX_CLK_SRC 46 +#define DISP_CC_MDSS_DPTX3_LINK_CLK 47 +#define DISP_CC_MDSS_DPTX3_LINK_CLK_SRC 48 +#define DISP_CC_MDSS_DPTX3_LINK_DIV_CLK_SRC 49 +#define DISP_CC_MDSS_DPTX3_LINK_INTF_CLK 50 +#define DISP_CC_MDSS_DPTX3_PIXEL0_CLK 51 +#define DISP_CC_MDSS_DPTX3_PIXEL0_CLK_SRC 52 +#define DISP_CC_MDSS_ESC0_CLK 53 +#define DISP_CC_MDSS_ESC0_CLK_SRC 54 +#define DISP_CC_MDSS_ESC1_CLK 55 +#define DISP_CC_MDSS_ESC1_CLK_SRC 56 +#define DISP_CC_MDSS_MDP1_CLK 57 +#define DISP_CC_MDSS_MDP_CLK 58 +#define DISP_CC_MDSS_MDP_CLK_SRC 59 +#define DISP_CC_MDSS_MDP_LUT1_CLK 60 +#define DISP_CC_MDSS_MDP_LUT_CLK 61 +#define DISP_CC_MDSS_NON_GDSC_AHB_CLK 62 +#define DISP_CC_MDSS_PCLK0_CLK 63 +#define DISP_CC_MDSS_PCLK0_CLK_SRC 64 +#define DISP_CC_MDSS_PCLK1_CLK 65 +#define DISP_CC_MDSS_PCLK1_CLK_SRC 66 +#define DISP_CC_MDSS_RSCC_AHB_CLK 67 +#define DISP_CC_MDSS_RSCC_VSYNC_CLK 68 +#define DISP_CC_MDSS_VSYNC1_CLK 69 +#define DISP_CC_MDSS_VSYNC_CLK 70 +#define DISP_CC_MDSS_VSYNC_CLK_SRC 71 +#define DISP_CC_PLL0 72 +#define DISP_CC_PLL1 73 +#define DISP_CC_SLEEP_CLK 74 +#define DISP_CC_SLEEP_CLK_SRC 75 +#define DISP_CC_XO_CLK 76 +#define DISP_CC_XO_CLK_SRC 77 + +/* DISP_CC resets */ +#define DISP_CC_MDSS_CORE_BCR 0 +#define DISP_CC_MDSS_CORE_INT2_BCR 1 +#define DISP_CC_MDSS_RSCC_BCR 2 + +/* DISP_CC GDSCR */ +#define MDSS_GDSC 0 +#define MDSS_INT2_GDSC 1 + +#endif diff --git a/include/dt-bindings/clock/qcom,x1e80100-gpucc.h b/include/dt-bindings/clock/qcom,x1e80100-gpucc.h new file mode 100644 index 0000000000..61a3a8f3ac --- /dev/null +++ b/include/dt-bindings/clock/qcom,x1e80100-gpucc.h @@ -0,0 +1,41 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * Copyright (c) 2023, Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#ifndef _DT_BINDINGS_CLK_QCOM_X1E80100_GPU_CC_H +#define _DT_BINDINGS_CLK_QCOM_X1E80100_GPU_CC_H + +/* GPU_CC clocks */ +#define GPU_CC_AHB_CLK 0 +#define GPU_CC_CB_CLK 1 +#define GPU_CC_CRC_AHB_CLK 2 +#define GPU_CC_CX_FF_CLK 3 +#define GPU_CC_CX_GMU_CLK 4 +#define GPU_CC_CXO_AON_CLK 5 +#define GPU_CC_CXO_CLK 6 +#define GPU_CC_DEMET_CLK 7 +#define GPU_CC_DEMET_DIV_CLK_SRC 8 +#define GPU_CC_FF_CLK_SRC 9 +#define GPU_CC_FREQ_MEASURE_CLK 10 +#define GPU_CC_GMU_CLK_SRC 11 +#define GPU_CC_GX_GMU_CLK 12 +#define GPU_CC_GX_VSENSE_CLK 13 +#define GPU_CC_HLOS1_VOTE_GPU_SMMU_CLK 14 +#define GPU_CC_HUB_AON_CLK 15 +#define GPU_CC_HUB_CLK_SRC 16 +#define GPU_CC_HUB_CX_INT_CLK 17 +#define GPU_CC_MEMNOC_GFX_CLK 18 +#define GPU_CC_MND1X_0_GFX3D_CLK 19 +#define GPU_CC_MND1X_1_GFX3D_CLK 20 +#define GPU_CC_PLL0 21 +#define GPU_CC_PLL1 22 +#define GPU_CC_SLEEP_CLK 23 +#define GPU_CC_XO_CLK_SRC 24 +#define GPU_CC_XO_DIV_CLK_SRC 25 + +/* GDSCs */ +#define GPU_CX_GDSC 0 +#define GPU_GX_GDSC 1 + +#endif diff --git a/include/dt-bindings/clock/qcom,x1e80100-tcsr.h b/include/dt-bindings/clock/qcom,x1e80100-tcsr.h new file mode 100644 index 0000000000..bae2c4654e --- /dev/null +++ b/include/dt-bindings/clock/qcom,x1e80100-tcsr.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * Copyright (c) 2023, Linaro Limited + */ + +#ifndef _DT_BINDINGS_CLK_QCOM_X1E80100_TCSR_CC_H +#define _DT_BINDINGS_CLK_QCOM_X1E80100_TCSR_CC_H + +/* TCSR CC clocks */ +#define TCSR_PCIE_2L_4_CLKREF_EN 0 +#define TCSR_PCIE_2L_5_CLKREF_EN 1 +#define TCSR_PCIE_8L_CLKREF_EN 2 +#define TCSR_USB3_MP0_CLKREF_EN 3 +#define TCSR_USB3_MP1_CLKREF_EN 4 +#define TCSR_USB2_1_CLKREF_EN 5 +#define TCSR_UFS_PHY_CLKREF_EN 6 +#define TCSR_USB4_1_CLKREF_EN 7 +#define TCSR_USB4_2_CLKREF_EN 8 +#define TCSR_USB2_2_CLKREF_EN 9 +#define TCSR_PCIE_4L_CLKREF_EN 10 +#define TCSR_EDP_CLKREF_EN 11 + +#endif diff --git a/include/dt-bindings/clock/renesas,r8a779h0-cpg-mssr.h b/include/dt-bindings/clock/renesas,r8a779h0-cpg-mssr.h new file mode 100644 index 0000000000..7ab6cfbaf9 --- /dev/null +++ b/include/dt-bindings/clock/renesas,r8a779h0-cpg-mssr.h @@ -0,0 +1,96 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * Copyright (C) 2023 Renesas Electronics Corp. + */ +#ifndef __DT_BINDINGS_CLOCK_RENESAS_R8A779H0_CPG_MSSR_H__ +#define __DT_BINDINGS_CLOCK_RENESAS_R8A779H0_CPG_MSSR_H__ + +#include <dt-bindings/clock/renesas-cpg-mssr.h> + +/* r8a779h0 CPG Core Clocks */ + +#define R8A779H0_CLK_ZX 0 +#define R8A779H0_CLK_ZD 1 +#define R8A779H0_CLK_ZS 2 +#define R8A779H0_CLK_ZT 3 +#define R8A779H0_CLK_ZTR 4 +#define R8A779H0_CLK_S0D2 5 +#define R8A779H0_CLK_S0D3 6 +#define R8A779H0_CLK_S0D4 7 +#define R8A779H0_CLK_S0D1_VIO 8 +#define R8A779H0_CLK_S0D2_VIO 9 +#define R8A779H0_CLK_S0D4_VIO 10 +#define R8A779H0_CLK_S0D8_VIO 11 +#define R8A779H0_CLK_VIOBUSD1 12 +#define R8A779H0_CLK_VIOBUSD2 13 +#define R8A779H0_CLK_S0D1_VC 14 +#define R8A779H0_CLK_S0D2_VC 15 +#define R8A779H0_CLK_S0D4_VC 16 +#define R8A779H0_CLK_VCBUSD1 17 +#define R8A779H0_CLK_VCBUSD2 18 +#define R8A779H0_CLK_S0D2_MM 19 +#define R8A779H0_CLK_S0D4_MM 20 +#define R8A779H0_CLK_S0D2_U3DG 21 +#define R8A779H0_CLK_S0D4_U3DG 22 +#define R8A779H0_CLK_S0D2_RT 23 +#define R8A779H0_CLK_S0D3_RT 24 +#define R8A779H0_CLK_S0D4_RT 25 +#define R8A779H0_CLK_S0D6_RT 26 +#define R8A779H0_CLK_S0D2_PER 27 +#define R8A779H0_CLK_S0D3_PER 28 +#define R8A779H0_CLK_S0D4_PER 29 +#define R8A779H0_CLK_S0D6_PER 30 +#define R8A779H0_CLK_S0D12_PER 31 +#define R8A779H0_CLK_S0D24_PER 32 +#define R8A779H0_CLK_S0D1_HSC 33 +#define R8A779H0_CLK_S0D2_HSC 34 +#define R8A779H0_CLK_S0D4_HSC 35 +#define R8A779H0_CLK_S0D8_HSC 36 +#define R8A779H0_CLK_SVD1_IR 37 +#define R8A779H0_CLK_SVD2_IR 38 +#define R8A779H0_CLK_IMPAD1 39 +#define R8A779H0_CLK_IMPAD4 40 +#define R8A779H0_CLK_IMPB 41 +#define R8A779H0_CLK_SVD1_VIP 42 +#define R8A779H0_CLK_SVD2_VIP 43 +#define R8A779H0_CLK_CL 44 +#define R8A779H0_CLK_CL16M 45 +#define R8A779H0_CLK_CL16M_MM 46 +#define R8A779H0_CLK_CL16M_RT 47 +#define R8A779H0_CLK_CL16M_PER 48 +#define R8A779H0_CLK_CL16M_HSC 49 +#define R8A779H0_CLK_ZC0 50 +#define R8A779H0_CLK_ZC1 51 +#define R8A779H0_CLK_ZC2 52 +#define R8A779H0_CLK_ZC3 53 +#define R8A779H0_CLK_ZB3 54 +#define R8A779H0_CLK_ZB3D2 55 +#define R8A779H0_CLK_ZB3D4 56 +#define R8A779H0_CLK_ZG 57 +#define R8A779H0_CLK_SD0H 58 +#define R8A779H0_CLK_SD0 59 +#define R8A779H0_CLK_RPC 60 +#define R8A779H0_CLK_RPCD2 61 +#define R8A779H0_CLK_MSO 62 +#define R8A779H0_CLK_CANFD 63 +#define R8A779H0_CLK_CSI 64 +#define R8A779H0_CLK_FRAY 65 +#define R8A779H0_CLK_IPC 66 +#define R8A779H0_CLK_SASYNCRT 67 +#define R8A779H0_CLK_SASYNCPERD1 68 +#define R8A779H0_CLK_SASYNCPERD2 69 +#define R8A779H0_CLK_SASYNCPERD4 70 +#define R8A779H0_CLK_DSIEXT 71 +#define R8A779H0_CLK_DSIREF 72 +#define R8A779H0_CLK_ADGH 73 +#define R8A779H0_CLK_OSC 74 +#define R8A779H0_CLK_ZR0 75 +#define R8A779H0_CLK_ZR1 76 +#define R8A779H0_CLK_ZR2 77 +#define R8A779H0_CLK_RGMII 78 +#define R8A779H0_CLK_CPEX 79 +#define R8A779H0_CLK_CP 80 +#define R8A779H0_CLK_CBFUSA 81 +#define R8A779H0_CLK_R 82 + +#endif /* __DT_BINDINGS_CLOCK_RENESAS_R8A779H0_CPG_MSSR_H__ */ diff --git a/include/dt-bindings/clock/rockchip,rk3588-cru.h b/include/dt-bindings/clock/rockchip,rk3588-cru.h index 5790b13912..0c7d3ca2d5 100644 --- a/include/dt-bindings/clock/rockchip,rk3588-cru.h +++ b/include/dt-bindings/clock/rockchip,rk3588-cru.h @@ -733,8 +733,7 @@ #define ACLK_AV1_PRE 718 #define PCLK_AV1_PRE 719 #define HCLK_SDIO_PRE 720 - -#define CLK_NR_CLKS (HCLK_SDIO_PRE + 1) +#define PCLK_VO1GRF 721 /* scmi-clocks indices */ diff --git a/include/dt-bindings/interconnect/qcom,msm8909.h b/include/dt-bindings/interconnect/qcom,msm8909.h new file mode 100644 index 0000000000..76365d8aec --- /dev/null +++ b/include/dt-bindings/interconnect/qcom,msm8909.h @@ -0,0 +1,93 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * Qualcomm MSM8909 interconnect IDs + */ + +#ifndef __DT_BINDINGS_INTERCONNECT_QCOM_MSM8909_H +#define __DT_BINDINGS_INTERCONNECT_QCOM_MSM8909_H + +/* BIMC fabric */ +#define MAS_APPS_PROC 0 +#define MAS_OXILI 1 +#define MAS_SNOC_BIMC_0 2 +#define MAS_SNOC_BIMC_1 3 +#define MAS_TCU_0 4 +#define MAS_TCU_1 5 +#define SLV_EBI 6 +#define SLV_BIMC_SNOC 7 + +/* PCNOC fabric */ +#define MAS_AUDIO 0 +#define MAS_SPDM 1 +#define MAS_DEHR 2 +#define MAS_QPIC 3 +#define MAS_BLSP_1 4 +#define MAS_USB_HS 5 +#define MAS_CRYPTO 6 +#define MAS_SDCC_1 7 +#define MAS_SDCC_2 8 +#define MAS_SNOC_PCNOC 9 +#define PCNOC_M_0 10 +#define PCNOC_M_1 11 +#define PCNOC_INT_0 12 +#define PCNOC_INT_1 13 +#define PCNOC_S_0 14 +#define PCNOC_S_1 15 +#define PCNOC_S_2 16 +#define PCNOC_S_3 17 +#define PCNOC_S_4 18 +#define PCNOC_S_5 19 +#define PCNOC_S_7 20 +#define SLV_TCSR 21 +#define SLV_SDCC_1 22 +#define SLV_BLSP_1 23 +#define SLV_CRYPTO_0_CFG 24 +#define SLV_MESSAGE_RAM 25 +#define SLV_PDM 26 +#define SLV_PRNG 27 +#define SLV_USB_HS 28 +#define SLV_QPIC 29 +#define SLV_SPDM 30 +#define SLV_SDCC_2 31 +#define SLV_AUDIO 32 +#define SLV_DEHR_CFG 33 +#define SLV_SNOC_CFG 34 +#define SLV_QDSS_CFG 35 +#define SLV_USB_PHY 36 +#define SLV_CAMERA_SS_CFG 37 +#define SLV_DISP_SS_CFG 38 +#define SLV_VENUS_CFG 39 +#define SLV_TLMM 40 +#define SLV_GPU_CFG 41 +#define SLV_IMEM_CFG 42 +#define SLV_BIMC_CFG 43 +#define SLV_PMIC_ARB 44 +#define SLV_TCU 45 +#define SLV_PCNOC_SNOC 46 + +/* SNOC fabric */ +#define MAS_QDSS_BAM 0 +#define MAS_BIMC_SNOC 1 +#define MAS_MDP 2 +#define MAS_PCNOC_SNOC 3 +#define MAS_VENUS 4 +#define MAS_VFE 5 +#define MAS_QDSS_ETR 6 +#define MM_INT_0 7 +#define MM_INT_1 8 +#define MM_INT_2 9 +#define MM_INT_BIMC 10 +#define QDSS_INT 11 +#define SNOC_INT_0 12 +#define SNOC_INT_1 13 +#define SNOC_INT_BIMC 14 +#define SLV_KPSS_AHB 15 +#define SLV_SNOC_BIMC_0 16 +#define SLV_SNOC_BIMC_1 17 +#define SLV_IMEM 18 +#define SLV_SNOC_PCNOC 19 +#define SLV_QDSS_STM 20 +#define SLV_CATS_0 21 +#define SLV_CATS_1 22 + +#endif /* __DT_BINDINGS_INTERCONNECT_QCOM_MSM8909_H */ diff --git a/include/dt-bindings/interconnect/qcom,sm7150-rpmh.h b/include/dt-bindings/interconnect/qcom,sm7150-rpmh.h new file mode 100644 index 0000000000..1f610eb832 --- /dev/null +++ b/include/dt-bindings/interconnect/qcom,sm7150-rpmh.h @@ -0,0 +1,150 @@ +/* SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause */ +/* + * Qualcomm SM7150 interconnect IDs + * + * Copyright (c) 2020, The Linux Foundation. All rights reserved. + * Copyright (c) 2024, Danila Tikhonov <danila@jiaxyga.com> + */ + +#ifndef __DT_BINDINGS_INTERCONNECT_QCOM_SM7150_H +#define __DT_BINDINGS_INTERCONNECT_QCOM_SM7150_H + +#define MASTER_A1NOC_CFG 0 +#define MASTER_QUP_0 1 +#define MASTER_TSIF 2 +#define MASTER_EMMC 3 +#define MASTER_SDCC_2 4 +#define MASTER_SDCC_4 5 +#define MASTER_UFS_MEM 6 +#define A1NOC_SNOC_SLV 7 +#define SLAVE_SERVICE_A1NOC 8 + +#define MASTER_A2NOC_CFG 0 +#define MASTER_QDSS_BAM 1 +#define MASTER_QUP_1 2 +#define MASTER_CNOC_A2NOC 3 +#define MASTER_CRYPTO_CORE_0 4 +#define MASTER_IPA 5 +#define MASTER_PCIE 6 +#define MASTER_QDSS_ETR 7 +#define MASTER_USB3 8 +#define A2NOC_SNOC_SLV 9 +#define SLAVE_ANOC_PCIE_GEM_NOC 10 +#define SLAVE_SERVICE_A2NOC 11 + +#define MASTER_CAMNOC_HF0_UNCOMP 0 +#define MASTER_CAMNOC_RT_UNCOMP 1 +#define MASTER_CAMNOC_SF_UNCOMP 2 +#define MASTER_CAMNOC_NRT_UNCOMP 3 +#define SLAVE_CAMNOC_UNCOMP 4 + +#define MASTER_NPU 0 +#define SLAVE_CDSP_GEM_NOC 1 + +#define MASTER_SPDM 0 +#define SNOC_CNOC_MAS 1 +#define MASTER_QDSS_DAP 2 +#define SLAVE_A1NOC_CFG 3 +#define SLAVE_A2NOC_CFG 4 +#define SLAVE_AHB2PHY_NORTH 5 +#define SLAVE_AHB2PHY_SOUTH 6 +#define SLAVE_AHB2PHY_WEST 7 +#define SLAVE_AOP 8 +#define SLAVE_AOSS 9 +#define SLAVE_CAMERA_CFG 10 +#define SLAVE_CAMERA_NRT_THROTTLE_CFG 11 +#define SLAVE_CAMERA_RT_THROTTLE_CFG 12 +#define SLAVE_CLK_CTL 13 +#define SLAVE_CDSP_CFG 14 +#define SLAVE_RBCPR_CX_CFG 15 +#define SLAVE_RBCPR_MX_CFG 16 +#define SLAVE_CRYPTO_0_CFG 17 +#define SLAVE_CNOC_DDRSS 18 +#define SLAVE_DISPLAY_CFG 19 +#define SLAVE_DISPLAY_THROTTLE_CFG 20 +#define SLAVE_EMMC_CFG 21 +#define SLAVE_GLM 22 +#define SLAVE_GRAPHICS_3D_CFG 23 +#define SLAVE_IMEM_CFG 24 +#define SLAVE_IPA_CFG 25 +#define SLAVE_CNOC_MNOC_CFG 26 +#define SLAVE_PCIE_CFG 27 +#define SLAVE_PDM 28 +#define SLAVE_PIMEM_CFG 29 +#define SLAVE_PRNG 30 +#define SLAVE_QDSS_CFG 31 +#define SLAVE_QUP_0 32 +#define SLAVE_QUP_1 33 +#define SLAVE_SDCC_2 34 +#define SLAVE_SDCC_4 35 +#define SLAVE_SNOC_CFG 36 +#define SLAVE_SPDM_WRAPPER 37 +#define SLAVE_TCSR 38 +#define SLAVE_TLMM_NORTH 39 +#define SLAVE_TLMM_SOUTH 40 +#define SLAVE_TLMM_WEST 41 +#define SLAVE_TSIF 42 +#define SLAVE_UFS_MEM_CFG 43 +#define SLAVE_USB3 44 +#define SLAVE_VENUS_CFG 45 +#define SLAVE_VENUS_CVP_THROTTLE_CFG 46 +#define SLAVE_VENUS_THROTTLE_CFG 47 +#define SLAVE_VSENSE_CTRL_CFG 48 +#define SLAVE_CNOC_A2NOC 49 +#define SLAVE_SERVICE_CNOC 50 + +#define MASTER_CNOC_DC_NOC 0 +#define SLAVE_GEM_NOC_CFG 1 +#define SLAVE_LLCC_CFG 2 + +#define MASTER_AMPSS_M0 0 +#define MASTER_SYS_TCU 1 +#define MASTER_GEM_NOC_CFG 2 +#define MASTER_COMPUTE_NOC 3 +#define MASTER_MNOC_HF_MEM_NOC 4 +#define MASTER_MNOC_SF_MEM_NOC 5 +#define MASTER_GEM_NOC_PCIE_SNOC 6 +#define MASTER_SNOC_GC_MEM_NOC 7 +#define MASTER_SNOC_SF_MEM_NOC 8 +#define MASTER_GRAPHICS_3D 9 +#define SLAVE_MSS_PROC_MS_MPU_CFG 10 +#define SLAVE_GEM_NOC_SNOC 11 +#define SLAVE_LLCC 12 +#define SLAVE_SERVICE_GEM_NOC 13 + + +#define MASTER_LLCC 0 +#define SLAVE_EBI_CH0 1 + +#define MASTER_CNOC_MNOC_CFG 0 +#define MASTER_CAMNOC_HF0 1 +#define MASTER_CAMNOC_NRT 2 +#define MASTER_CAMNOC_RT 3 +#define MASTER_CAMNOC_SF 4 +#define MASTER_MDP_PORT0 5 +#define MASTER_MDP_PORT1 6 +#define MASTER_ROTATOR 7 +#define MASTER_VIDEO_P0 8 +#define MASTER_VIDEO_P1 9 +#define MASTER_VIDEO_PROC 10 +#define SLAVE_MNOC_SF_MEM_NOC 11 +#define SLAVE_MNOC_HF_MEM_NOC 12 +#define SLAVE_SERVICE_MNOC 13 + +#define MASTER_SNOC_CFG 0 +#define A1NOC_SNOC_MAS 1 +#define A2NOC_SNOC_MAS 2 +#define MASTER_GEM_NOC_SNOC 3 +#define MASTER_PIMEM 4 +#define MASTER_GIC 5 +#define SLAVE_APPSS 6 +#define SNOC_CNOC_SLV 7 +#define SLAVE_SNOC_GEM_NOC_GC 8 +#define SLAVE_SNOC_GEM_NOC_SF 9 +#define SLAVE_OCIMEM 10 +#define SLAVE_PIMEM 11 +#define SLAVE_SERVICE_SNOC 12 +#define SLAVE_QDSS_STM 13 +#define SLAVE_TCU 14 + +#endif diff --git a/include/dt-bindings/interconnect/qcom,x1e80100-rpmh.h b/include/dt-bindings/interconnect/qcom,x1e80100-rpmh.h index a38c347269..7d97108811 100644 --- a/include/dt-bindings/interconnect/qcom,x1e80100-rpmh.h +++ b/include/dt-bindings/interconnect/qcom,x1e80100-rpmh.h @@ -112,11 +112,6 @@ #define SLAVE_GEM_NOC_CNOC 12 #define SLAVE_LLCC 13 #define SLAVE_MEM_NOC_PCIE_SNOC 14 -#define MASTER_MNOC_HF_MEM_NOC_DISP 15 -#define MASTER_ANOC_PCIE_GEM_NOC_DISP 16 -#define SLAVE_LLCC_DISP 17 -#define MASTER_ANOC_PCIE_GEM_NOC_PCIE 18 -#define SLAVE_LLCC_PCIE 19 #define MASTER_LPIAON_NOC 0 #define SLAVE_LPASS_GEM_NOC 1 @@ -129,10 +124,6 @@ #define MASTER_LLCC 0 #define SLAVE_EBI1 1 -#define MASTER_LLCC_DISP 2 -#define SLAVE_EBI1_DISP 3 -#define MASTER_LLCC_PCIE 4 -#define SLAVE_EBI1_PCIE 5 #define MASTER_AV1_ENC 0 #define MASTER_CAMNOC_HF 1 @@ -147,8 +138,6 @@ #define SLAVE_MNOC_HF_MEM_NOC 10 #define SLAVE_MNOC_SF_MEM_NOC 11 #define SLAVE_SERVICE_MNOC 12 -#define MASTER_MDP_DISP 13 -#define SLAVE_MNOC_HF_MEM_NOC_DISP 14 #define MASTER_CDSP_PROC 0 #define SLAVE_CDSP_MEM_NOC 1 @@ -156,18 +145,11 @@ #define MASTER_PCIE_NORTH 0 #define MASTER_PCIE_SOUTH 1 #define SLAVE_ANOC_PCIE_GEM_NOC 2 -#define MASTER_PCIE_NORTH_PCIE 3 -#define MASTER_PCIE_SOUTH_PCIE 4 -#define SLAVE_ANOC_PCIE_GEM_NOC_PCIE 5 #define MASTER_PCIE_3 0 #define MASTER_PCIE_4 1 #define MASTER_PCIE_5 2 #define SLAVE_PCIE_NORTH 3 -#define MASTER_PCIE_3_PCIE 4 -#define MASTER_PCIE_4_PCIE 5 -#define MASTER_PCIE_5_PCIE 6 -#define SLAVE_PCIE_NORTH_PCIE 7 #define MASTER_PCIE_0 0 #define MASTER_PCIE_1 1 @@ -175,12 +157,6 @@ #define MASTER_PCIE_6A 3 #define MASTER_PCIE_6B 4 #define SLAVE_PCIE_SOUTH 5 -#define MASTER_PCIE_0_PCIE 6 -#define MASTER_PCIE_1_PCIE 7 -#define MASTER_PCIE_2_PCIE 8 -#define MASTER_PCIE_6A_PCIE 9 -#define MASTER_PCIE_6B_PCIE 10 -#define SLAVE_PCIE_SOUTH_PCIE 11 #define MASTER_A1NOC_SNOC 0 #define MASTER_A2NOC_SNOC 1 diff --git a/include/dt-bindings/leds/common.h b/include/dt-bindings/leds/common.h index 9a0d33d027..ecea167930 100644 --- a/include/dt-bindings/leds/common.h +++ b/include/dt-bindings/leds/common.h @@ -100,7 +100,11 @@ #define LED_FUNCTION_TX "tx" #define LED_FUNCTION_USB "usb" #define LED_FUNCTION_WAN "wan" +#define LED_FUNCTION_WAN_ONLINE "wan-online" #define LED_FUNCTION_WLAN "wlan" +#define LED_FUNCTION_WLAN_2GHZ "wlan-2ghz" +#define LED_FUNCTION_WLAN_5GHZ "wlan-5ghz" +#define LED_FUNCTION_WLAN_6GHZ "wlan-6ghz" #define LED_FUNCTION_WPS "wps" #endif /* __DT_BINDINGS_LEDS_H */ diff --git a/include/dt-bindings/mfd/stm32f7-rcc.h b/include/dt-bindings/mfd/stm32f7-rcc.h index 8d73a9c51e..a4e4f92713 100644 --- a/include/dt-bindings/mfd/stm32f7-rcc.h +++ b/include/dt-bindings/mfd/stm32f7-rcc.h @@ -108,6 +108,7 @@ #define STM32F7_RCC_APB2_SAI1 22 #define STM32F7_RCC_APB2_SAI2 23 #define STM32F7_RCC_APB2_LTDC 26 +#define STM32F7_RCC_APB2_DSI 27 #define STM32F7_APB2_RESET(bit) (STM32F7_RCC_APB2_##bit + (0x24 * 8)) #define STM32F7_APB2_CLOCK(bit) (STM32F7_RCC_APB2_##bit + 0xA0) diff --git a/include/dt-bindings/power/amlogic,c3-pwrc.h b/include/dt-bindings/power/amlogic,c3-pwrc.h index 1d98a25b08..61759df4b2 100644 --- a/include/dt-bindings/power/amlogic,c3-pwrc.h +++ b/include/dt-bindings/power/amlogic,c3-pwrc.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: (GPL-2.0+ or MIT) */ +/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */ /* * Copyright (c) 2023 Amlogic, Inc. * Author: hongyu chen1 <hongyu.chen1@amlogic.com> diff --git a/include/dt-bindings/power/qcom-rpmpd.h b/include/dt-bindings/power/qcom-rpmpd.h index 7f4e2983a4..608087fb9a 100644 --- a/include/dt-bindings/power/qcom-rpmpd.h +++ b/include/dt-bindings/power/qcom-rpmpd.h @@ -308,6 +308,13 @@ #define MSM8953_VDDMX 5 #define MSM8953_VDDMX_AO 6 +/* MSM8974 Power Domain Indexes */ +#define MSM8974_VDDCX 0 +#define MSM8974_VDDCX_AO 1 +#define MSM8974_VDDCX_VFC 2 +#define MSM8974_VDDGFX 3 +#define MSM8974_VDDGFX_VFC 4 + /* MSM8976 Power Domain Indexes */ #define MSM8976_VDDCX 0 #define MSM8976_VDDCX_AO 1 diff --git a/include/dt-bindings/power/renesas,r8a779h0-sysc.h b/include/dt-bindings/power/renesas,r8a779h0-sysc.h new file mode 100644 index 0000000000..f27976f523 --- /dev/null +++ b/include/dt-bindings/power/renesas,r8a779h0-sysc.h @@ -0,0 +1,49 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * Copyright (C) 2023 Renesas Electronics Corp. + */ +#ifndef __DT_BINDINGS_POWER_RENESAS_R8A779H0_SYSC_H__ +#define __DT_BINDINGS_POWER_RENESAS_R8A779H0_SYSC_H__ + +/* + * These power domain indices match the Power Domain Register Numbers (PDR) + */ + +#define R8A779H0_PD_A1E0D0C0 0 +#define R8A779H0_PD_A1E0D0C1 1 +#define R8A779H0_PD_A1E0D0C2 2 +#define R8A779H0_PD_A1E0D0C3 3 +#define R8A779H0_PD_A2E0D0 16 +#define R8A779H0_PD_A3CR0 21 +#define R8A779H0_PD_A3CR1 22 +#define R8A779H0_PD_A3CR2 23 +#define R8A779H0_PD_A33DGA 24 +#define R8A779H0_PD_A23DGB 25 +#define R8A779H0_PD_C4 31 +#define R8A779H0_PD_A1DSP0 33 +#define R8A779H0_PD_A2IMP01 34 +#define R8A779H0_PD_A2PSC 35 +#define R8A779H0_PD_A2CV0 36 +#define R8A779H0_PD_A2CV1 37 +#define R8A779H0_PD_A3IMR0 38 +#define R8A779H0_PD_A3IMR1 39 +#define R8A779H0_PD_A3VC 40 +#define R8A779H0_PD_A2CN0 42 +#define R8A779H0_PD_A1CN0 44 +#define R8A779H0_PD_A1DSP1 45 +#define R8A779H0_PD_A2DMA 47 +#define R8A779H0_PD_A2CV2 48 +#define R8A779H0_PD_A2CV3 49 +#define R8A779H0_PD_A3IMR2 50 +#define R8A779H0_PD_A3IMR3 51 +#define R8A779H0_PD_A3PCI 52 +#define R8A779H0_PD_A2PCIPHY 53 +#define R8A779H0_PD_A3VIP0 56 +#define R8A779H0_PD_A3VIP2 58 +#define R8A779H0_PD_A3ISP0 60 +#define R8A779H0_PD_A3DUL 62 + +/* Always-on power area */ +#define R8A779H0_PD_ALWAYS_ON 64 + +#endif /* __DT_BINDINGS_POWER_RENESAS_R8A779H0_SYSC_H__ */ diff --git a/include/dt-bindings/reset/mediatek,mt7988-resets.h b/include/dt-bindings/reset/mediatek,mt7988-resets.h index 4933019713..0eb152889a 100644 --- a/include/dt-bindings/reset/mediatek,mt7988-resets.h +++ b/include/dt-bindings/reset/mediatek,mt7988-resets.h @@ -10,4 +10,10 @@ /* ETHWARP resets */ #define MT7988_ETHWARP_RST_SWITCH 0 +/* INFRA resets */ +#define MT7988_INFRA_RST0_PEXTP_MAC_SWRST 0 +#define MT7988_INFRA_RST1_THERM_CTRL_SWRST 1 + + #endif /* _DT_BINDINGS_RESET_CONTROLLER_MT7988 */ + diff --git a/include/dt-bindings/reset/qcom,x1e80100-gpucc.h b/include/dt-bindings/reset/qcom,x1e80100-gpucc.h new file mode 100644 index 0000000000..32b43e71a1 --- /dev/null +++ b/include/dt-bindings/reset/qcom,x1e80100-gpucc.h @@ -0,0 +1,19 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * Copyright (c) 2023, Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#ifndef _DT_BINDINGS_RESET_QCOM_X1E80100_GPU_CC_H +#define _DT_BINDINGS_RESET_QCOM_X1E80100_GPU_CC_H + +#define GPUCC_GPU_CC_ACD_BCR 0 +#define GPUCC_GPU_CC_CB_BCR 1 +#define GPUCC_GPU_CC_CX_BCR 2 +#define GPUCC_GPU_CC_FAST_HUB_BCR 3 +#define GPUCC_GPU_CC_FF_BCR 4 +#define GPUCC_GPU_CC_GFX3D_AON_BCR 5 +#define GPUCC_GPU_CC_GMU_BCR 6 +#define GPUCC_GPU_CC_GX_BCR 7 +#define GPUCC_GPU_CC_XO_BCR 8 + +#endif diff --git a/include/dt-bindings/reset/sophgo,sg2042-reset.h b/include/dt-bindings/reset/sophgo,sg2042-reset.h new file mode 100644 index 0000000000..9ab0980625 --- /dev/null +++ b/include/dt-bindings/reset/sophgo,sg2042-reset.h @@ -0,0 +1,87 @@ +/* SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause */ +/* + * Copyright (C) 2023 Sophgo Technology Inc. All rights reserved. + */ + +#ifndef __DT_BINDINGS_RESET_SOPHGO_SG2042_H_ +#define __DT_BINDINGS_RESET_SOPHGO_SG2042_H_ + +#define RST_MAIN_AP 0 +#define RST_RISCV_CPU 1 +#define RST_RISCV_LOW_SPEED_LOGIC 2 +#define RST_RISCV_CMN 3 +#define RST_HSDMA 4 +#define RST_SYSDMA 5 +#define RST_EFUSE0 6 +#define RST_EFUSE1 7 +#define RST_RTC 8 +#define RST_TIMER 9 +#define RST_WDT 10 +#define RST_AHB_ROM0 11 +#define RST_AHB_ROM1 12 +#define RST_I2C0 13 +#define RST_I2C1 14 +#define RST_I2C2 15 +#define RST_I2C3 16 +#define RST_GPIO0 17 +#define RST_GPIO1 18 +#define RST_GPIO2 19 +#define RST_PWM 20 +#define RST_AXI_SRAM0 21 +#define RST_AXI_SRAM1 22 +#define RST_SF0 23 +#define RST_SF1 24 +#define RST_LPC 25 +#define RST_ETH0 26 +#define RST_EMMC 27 +#define RST_SD 28 +#define RST_UART0 29 +#define RST_UART1 30 +#define RST_UART2 31 +#define RST_UART3 32 +#define RST_SPI0 33 +#define RST_SPI1 34 +#define RST_DBG_I2C 35 +#define RST_PCIE0 36 +#define RST_PCIE1 37 +#define RST_DDR0 38 +#define RST_DDR1 39 +#define RST_DDR2 40 +#define RST_DDR3 41 +#define RST_FAU0 42 +#define RST_FAU1 43 +#define RST_FAU2 44 +#define RST_RXU0 45 +#define RST_RXU1 46 +#define RST_RXU2 47 +#define RST_RXU3 48 +#define RST_RXU4 49 +#define RST_RXU5 50 +#define RST_RXU6 51 +#define RST_RXU7 52 +#define RST_RXU8 53 +#define RST_RXU9 54 +#define RST_RXU10 55 +#define RST_RXU11 56 +#define RST_RXU12 57 +#define RST_RXU13 58 +#define RST_RXU14 59 +#define RST_RXU15 60 +#define RST_RXU16 61 +#define RST_RXU17 62 +#define RST_RXU18 63 +#define RST_RXU19 64 +#define RST_RXU20 65 +#define RST_RXU21 66 +#define RST_RXU22 67 +#define RST_RXU23 68 +#define RST_RXU24 69 +#define RST_RXU25 70 +#define RST_RXU26 71 +#define RST_RXU27 72 +#define RST_RXU28 73 +#define RST_RXU29 74 +#define RST_RXU30 75 +#define RST_RXU31 76 + +#endif /* __DT_BINDINGS_RESET_SOPHGO_SG2042_H_ */ diff --git a/include/kunit/test.h b/include/kunit/test.h index fcb4a4940a..61637ef323 100644 --- a/include/kunit/test.h +++ b/include/kunit/test.h @@ -579,12 +579,12 @@ void __printf(2, 3) kunit_log_append(struct string_stream *log, const char *fmt, void __noreturn __kunit_abort(struct kunit *test); -void __kunit_do_failed_assertion(struct kunit *test, - const struct kunit_loc *loc, - enum kunit_assert_type type, - const struct kunit_assert *assert, - assert_format_t assert_format, - const char *fmt, ...); +void __printf(6, 7) __kunit_do_failed_assertion(struct kunit *test, + const struct kunit_loc *loc, + enum kunit_assert_type type, + const struct kunit_assert *assert, + assert_format_t assert_format, + const char *fmt, ...); #define _KUNIT_FAILED(test, assert_type, assert_class, assert_format, INITIALIZER, fmt, ...) do { \ static const struct kunit_loc __loc = KUNIT_CURRENT_LOC; \ diff --git a/include/kvm/arm_pmu.h b/include/kvm/arm_pmu.h index df32355e3e..35d4ca4f61 100644 --- a/include/kvm/arm_pmu.h +++ b/include/kvm/arm_pmu.h @@ -90,16 +90,6 @@ void kvm_vcpu_pmu_resync_el0(void); vcpu->arch.pmu.events = *kvm_get_pmu_events(); \ } while (0) -/* - * Evaluates as true when emulating PMUv3p5, and false otherwise. - */ -#define kvm_pmu_is_3p5(vcpu) ({ \ - u64 val = IDREG(vcpu->kvm, SYS_ID_AA64DFR0_EL1); \ - u8 pmuver = SYS_FIELD_GET(ID_AA64DFR0_EL1, PMUVer, val); \ - \ - pmuver >= ID_AA64DFR0_EL1_PMUVer_V3P5; \ -}) - u8 kvm_arm_pmu_get_pmuver_limit(void); u64 kvm_pmu_evtyper_mask(struct kvm *kvm); int kvm_arm_set_default_pmu(struct kvm *kvm); @@ -168,7 +158,6 @@ static inline u64 kvm_pmu_get_pmceid(struct kvm_vcpu *vcpu, bool pmceid1) } #define kvm_vcpu_has_pmu(vcpu) ({ false; }) -#define kvm_pmu_is_3p5(vcpu) ({ false; }) static inline void kvm_pmu_update_vcpu_events(struct kvm_vcpu *vcpu) {} static inline void kvm_vcpu_pmu_restore_guest(struct kvm_vcpu *vcpu) {} static inline void kvm_vcpu_pmu_restore_host(struct kvm_vcpu *vcpu) {} diff --git a/include/kvm/arm_vgic.h b/include/kvm/arm_vgic.h index 8cc38e836f..4703594664 100644 --- a/include/kvm/arm_vgic.h +++ b/include/kvm/arm_vgic.h @@ -13,6 +13,7 @@ #include <linux/spinlock.h> #include <linux/static_key.h> #include <linux/types.h> +#include <linux/xarray.h> #include <kvm/iodev.h> #include <linux/list.h> #include <linux/jump_label.h> @@ -116,7 +117,7 @@ struct irq_ops { struct vgic_irq { raw_spinlock_t irq_lock; /* Protects the content of the struct */ - struct list_head lpi_list; /* Used to link all LPIs together */ + struct rcu_head rcu; struct list_head ap_list; struct kvm_vcpu *vcpu; /* SGIs and PPIs: The VCPU @@ -273,10 +274,10 @@ struct vgic_dist { */ u64 propbaser; - /* Protects the lpi_list and the count value below. */ + /* Protects the lpi_list. */ raw_spinlock_t lpi_list_lock; - struct list_head lpi_list_head; - int lpi_list_count; + struct xarray lpi_xa; + atomic_t lpi_count; /* LPI translation cache */ struct list_head lpi_translation_cache; diff --git a/include/linux/acpi.h b/include/linux/acpi.h index de1263b1da..168201e4c7 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -1174,6 +1174,7 @@ static inline void acpi_ec_set_gpe_wake_mask(u8 action) {} #endif #ifdef CONFIG_ACPI +char *acpi_handle_path(acpi_handle handle); __printf(3, 4) void acpi_handle_printk(const char *level, acpi_handle handle, const char *fmt, ...); @@ -1551,4 +1552,25 @@ static inline void acpi_use_parent_companion(struct device *dev) ACPI_COMPANION_SET(dev, ACPI_COMPANION(dev->parent)); } +#ifdef CONFIG_ACPI_HMAT +int hmat_update_target_coordinates(int nid, struct access_coordinate *coord, + enum access_coordinate_class access); +#else +static inline int hmat_update_target_coordinates(int nid, + struct access_coordinate *coord, + enum access_coordinate_class access) +{ + return -EOPNOTSUPP; +} +#endif + +#ifdef CONFIG_ACPI_NUMA +bool acpi_node_backed_by_real_pxm(int nid); +#else +static inline bool acpi_node_backed_by_real_pxm(int nid) +{ + return false; +} +#endif + #endif /*_LINUX_ACPI_H*/ diff --git a/include/linux/aer.h b/include/linux/aer.h index ae0fae70d4..4b97f38f3f 100644 --- a/include/linux/aer.h +++ b/include/linux/aer.h @@ -18,11 +18,8 @@ struct pci_dev; -struct aer_header_log_regs { - u32 dw0; - u32 dw1; - u32 dw2; - u32 dw3; +struct pcie_tlp_log { + u32 dw[4]; }; struct aer_capability_regs { @@ -33,13 +30,15 @@ struct aer_capability_regs { u32 cor_status; u32 cor_mask; u32 cap_control; - struct aer_header_log_regs header_log; + struct pcie_tlp_log header_log; u32 root_command; u32 root_status; u16 cor_err_source; u16 uncor_err_source; }; +int pcie_read_tlp_log(struct pci_dev *dev, int where, struct pcie_tlp_log *log); + #if defined(CONFIG_PCIEAER) int pci_aer_clear_nonfatal_status(struct pci_dev *dev); int pcie_aer_is_native(struct pci_dev *dev); diff --git a/include/linux/amba/pl022.h b/include/linux/amba/pl022.h index 9bf58aac0d..d7b07d0311 100644 --- a/include/linux/amba/pl022.h +++ b/include/linux/amba/pl022.h @@ -16,6 +16,7 @@ #ifndef _SSP_PL022_H #define _SSP_PL022_H +#include <linux/dmaengine.h> #include <linux/types.h> /** @@ -224,6 +225,7 @@ struct dma_chan; * struct pl022_ssp_master - device.platform_data for SPI controller devices. * @bus_id: identifier for this bus * @enable_dma: if true enables DMA driven transfers. + * @dma_filter: callback filter for dma_request_channel. * @dma_rx_param: parameter to locate an RX DMA channel. * @dma_tx_param: parameter to locate a TX DMA channel. * @autosuspend_delay: delay in ms following transfer completion before the @@ -235,7 +237,7 @@ struct dma_chan; struct pl022_ssp_controller { u16 bus_id; u8 enable_dma:1; - bool (*dma_filter)(struct dma_chan *chan, void *filter_param); + dma_filter_fn dma_filter; void *dma_rx_param; void *dma_tx_param; int autosuspend_delay; diff --git a/include/linux/amd-iommu.h b/include/linux/amd-iommu.h index dc7ed2f468..2b90c48a6a 100644 --- a/include/linux/amd-iommu.h +++ b/include/linux/amd-iommu.h @@ -85,8 +85,10 @@ int amd_iommu_pc_get_reg(struct amd_iommu *iommu, u8 bank, u8 cntr, u8 fxn, u64 *value); struct amd_iommu *get_amd_iommu(unsigned int idx); -#ifdef CONFIG_AMD_MEM_ENCRYPT -int amd_iommu_snp_enable(void); +#ifdef CONFIG_KVM_AMD_SEV +int amd_iommu_snp_disable(void); +#else +static inline int amd_iommu_snp_disable(void) { return 0; } #endif #endif /* _ASM_X86_AMD_IOMMU_H */ diff --git a/include/linux/amd-pstate.h b/include/linux/amd-pstate.h deleted file mode 100644 index 6ad02ad9c7..0000000000 --- a/include/linux/amd-pstate.h +++ /dev/null @@ -1,117 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * linux/include/linux/amd-pstate.h - * - * Copyright (C) 2022 Advanced Micro Devices, Inc. - * - * Author: Meng Li <li.meng@amd.com> - */ - -#ifndef _LINUX_AMD_PSTATE_H -#define _LINUX_AMD_PSTATE_H - -#include <linux/pm_qos.h> - -#define AMD_CPPC_EPP_PERFORMANCE 0x00 -#define AMD_CPPC_EPP_BALANCE_PERFORMANCE 0x80 -#define AMD_CPPC_EPP_BALANCE_POWERSAVE 0xBF -#define AMD_CPPC_EPP_POWERSAVE 0xFF - -/********************************************************************* - * AMD P-state INTERFACE * - *********************************************************************/ -/** - * struct amd_aperf_mperf - * @aperf: actual performance frequency clock count - * @mperf: maximum performance frequency clock count - * @tsc: time stamp counter - */ -struct amd_aperf_mperf { - u64 aperf; - u64 mperf; - u64 tsc; -}; - -/** - * struct amd_cpudata - private CPU data for AMD P-State - * @cpu: CPU number - * @req: constraint request to apply - * @cppc_req_cached: cached performance request hints - * @highest_perf: the maximum performance an individual processor may reach, - * assuming ideal conditions - * @nominal_perf: the maximum sustained performance level of the processor, - * assuming ideal operating conditions - * @lowest_nonlinear_perf: the lowest performance level at which nonlinear power - * savings are achieved - * @lowest_perf: the absolute lowest performance level of the processor - * @max_freq: the frequency that mapped to highest_perf - * @min_freq: the frequency that mapped to lowest_perf - * @nominal_freq: the frequency that mapped to nominal_perf - * @lowest_nonlinear_freq: the frequency that mapped to lowest_nonlinear_perf - * @cur: Difference of Aperf/Mperf/tsc count between last and current sample - * @prev: Last Aperf/Mperf/tsc count value read from register - * @freq: current cpu frequency value - * @boost_supported: check whether the Processor or SBIOS supports boost mode - * @epp_policy: Last saved policy used to set energy-performance preference - * @epp_cached: Cached CPPC energy-performance preference value - * @policy: Cpufreq policy value - * @cppc_cap1_cached Cached MSR_AMD_CPPC_CAP1 register value - * - * The amd_cpudata is key private data for each CPU thread in AMD P-State, and - * represents all the attributes and goals that AMD P-State requests at runtime. - */ -struct amd_cpudata { - int cpu; - - struct freq_qos_request req[2]; - u64 cppc_req_cached; - - u32 highest_perf; - u32 nominal_perf; - u32 lowest_nonlinear_perf; - u32 lowest_perf; - u32 min_limit_perf; - u32 max_limit_perf; - u32 min_limit_freq; - u32 max_limit_freq; - - u32 max_freq; - u32 min_freq; - u32 nominal_freq; - u32 lowest_nonlinear_freq; - - struct amd_aperf_mperf cur; - struct amd_aperf_mperf prev; - - u64 freq; - bool boost_supported; - - /* EPP feature related attributes*/ - s16 epp_policy; - s16 epp_cached; - u32 policy; - u64 cppc_cap1_cached; - bool suspended; -}; - -/* - * enum amd_pstate_mode - driver working mode of amd pstate - */ -enum amd_pstate_mode { - AMD_PSTATE_UNDEFINED = 0, - AMD_PSTATE_DISABLE, - AMD_PSTATE_PASSIVE, - AMD_PSTATE_ACTIVE, - AMD_PSTATE_GUIDED, - AMD_PSTATE_MAX, -}; - -static const char * const amd_pstate_mode_string[] = { - [AMD_PSTATE_UNDEFINED] = "undefined", - [AMD_PSTATE_DISABLE] = "disable", - [AMD_PSTATE_PASSIVE] = "passive", - [AMD_PSTATE_ACTIVE] = "active", - [AMD_PSTATE_GUIDED] = "guided", - NULL, -}; -#endif /* _LINUX_AMD_PSTATE_H */ diff --git a/include/linux/arm_ffa.h b/include/linux/arm_ffa.h index 3d0fde57ba..c906f666ff 100644 --- a/include/linux/arm_ffa.h +++ b/include/linux/arm_ffa.h @@ -209,7 +209,7 @@ bool ffa_device_is_valid(struct ffa_device *ffa_dev) { return false; } #define module_ffa_driver(__ffa_driver) \ module_driver(__ffa_driver, ffa_register, ffa_unregister) -extern struct bus_type ffa_bus_type; +extern const struct bus_type ffa_bus_type; /* FFA transport related */ struct ffa_partition_info { diff --git a/include/linux/async.h b/include/linux/async.h index 33c9ff4afb..19b778d086 100644 --- a/include/linux/async.h +++ b/include/linux/async.h @@ -120,4 +120,5 @@ extern void async_synchronize_cookie(async_cookie_t cookie); extern void async_synchronize_cookie_domain(async_cookie_t cookie, struct async_domain *domain); extern bool current_is_async(void); +extern void async_init(void); #endif diff --git a/include/linux/atomic/atomic-arch-fallback.h b/include/linux/atomic/atomic-arch-fallback.h index 5e95faa959..2f9d36b72b 100644 --- a/include/linux/atomic/atomic-arch-fallback.h +++ b/include/linux/atomic/atomic-arch-fallback.h @@ -2005,6 +2005,7 @@ raw_atomic_xchg_relaxed(atomic_t *v, int new) * @new: int value to assign * * If (@v == @old), atomically updates @v to @new with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_cmpxchg() elsewhere. * @@ -2033,6 +2034,7 @@ raw_atomic_cmpxchg(atomic_t *v, int old, int new) * @new: int value to assign * * If (@v == @old), atomically updates @v to @new with acquire ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_cmpxchg_acquire() elsewhere. * @@ -2061,6 +2063,7 @@ raw_atomic_cmpxchg_acquire(atomic_t *v, int old, int new) * @new: int value to assign * * If (@v == @old), atomically updates @v to @new with release ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_cmpxchg_release() elsewhere. * @@ -2088,6 +2091,7 @@ raw_atomic_cmpxchg_release(atomic_t *v, int old, int new) * @new: int value to assign * * If (@v == @old), atomically updates @v to @new with relaxed ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_cmpxchg_relaxed() elsewhere. * @@ -2112,7 +2116,8 @@ raw_atomic_cmpxchg_relaxed(atomic_t *v, int old, int new) * @new: int value to assign * * If (@v == @old), atomically updates @v to @new with full ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_try_cmpxchg() elsewhere. * @@ -2145,7 +2150,8 @@ raw_atomic_try_cmpxchg(atomic_t *v, int *old, int new) * @new: int value to assign * * If (@v == @old), atomically updates @v to @new with acquire ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_try_cmpxchg_acquire() elsewhere. * @@ -2178,7 +2184,8 @@ raw_atomic_try_cmpxchg_acquire(atomic_t *v, int *old, int new) * @new: int value to assign * * If (@v == @old), atomically updates @v to @new with release ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_try_cmpxchg_release() elsewhere. * @@ -2210,7 +2217,8 @@ raw_atomic_try_cmpxchg_release(atomic_t *v, int *old, int new) * @new: int value to assign * * If (@v == @old), atomically updates @v to @new with relaxed ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_try_cmpxchg_relaxed() elsewhere. * @@ -2234,7 +2242,7 @@ raw_atomic_try_cmpxchg_relaxed(atomic_t *v, int *old, int new) /** * raw_atomic_sub_and_test() - atomic subtract and test if zero with full ordering - * @i: int value to add + * @i: int value to subtract * @v: pointer to atomic_t * * Atomically updates @v to (@v - @i) with full ordering. @@ -2403,6 +2411,7 @@ raw_atomic_add_negative_relaxed(int i, atomic_t *v) * @u: int value to compare with * * If (@v != @u), atomically updates @v to (@v + @a) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_fetch_add_unless() elsewhere. * @@ -2432,6 +2441,7 @@ raw_atomic_fetch_add_unless(atomic_t *v, int a, int u) * @u: int value to compare with * * If (@v != @u), atomically updates @v to (@v + @a) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_add_unless() elsewhere. * @@ -2452,6 +2462,7 @@ raw_atomic_add_unless(atomic_t *v, int a, int u) * @v: pointer to atomic_t * * If (@v != 0), atomically updates @v to (@v + 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_inc_not_zero() elsewhere. * @@ -2472,6 +2483,7 @@ raw_atomic_inc_not_zero(atomic_t *v) * @v: pointer to atomic_t * * If (@v >= 0), atomically updates @v to (@v + 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_inc_unless_negative() elsewhere. * @@ -2499,6 +2511,7 @@ raw_atomic_inc_unless_negative(atomic_t *v) * @v: pointer to atomic_t * * If (@v <= 0), atomically updates @v to (@v - 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_dec_unless_positive() elsewhere. * @@ -2526,6 +2539,7 @@ raw_atomic_dec_unless_positive(atomic_t *v) * @v: pointer to atomic_t * * If (@v > 0), atomically updates @v to (@v - 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_dec_if_positive() elsewhere. * @@ -4117,6 +4131,7 @@ raw_atomic64_xchg_relaxed(atomic64_t *v, s64 new) * @new: s64 value to assign * * If (@v == @old), atomically updates @v to @new with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic64_cmpxchg() elsewhere. * @@ -4145,6 +4160,7 @@ raw_atomic64_cmpxchg(atomic64_t *v, s64 old, s64 new) * @new: s64 value to assign * * If (@v == @old), atomically updates @v to @new with acquire ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic64_cmpxchg_acquire() elsewhere. * @@ -4173,6 +4189,7 @@ raw_atomic64_cmpxchg_acquire(atomic64_t *v, s64 old, s64 new) * @new: s64 value to assign * * If (@v == @old), atomically updates @v to @new with release ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic64_cmpxchg_release() elsewhere. * @@ -4200,6 +4217,7 @@ raw_atomic64_cmpxchg_release(atomic64_t *v, s64 old, s64 new) * @new: s64 value to assign * * If (@v == @old), atomically updates @v to @new with relaxed ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic64_cmpxchg_relaxed() elsewhere. * @@ -4224,7 +4242,8 @@ raw_atomic64_cmpxchg_relaxed(atomic64_t *v, s64 old, s64 new) * @new: s64 value to assign * * If (@v == @old), atomically updates @v to @new with full ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic64_try_cmpxchg() elsewhere. * @@ -4257,7 +4276,8 @@ raw_atomic64_try_cmpxchg(atomic64_t *v, s64 *old, s64 new) * @new: s64 value to assign * * If (@v == @old), atomically updates @v to @new with acquire ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic64_try_cmpxchg_acquire() elsewhere. * @@ -4290,7 +4310,8 @@ raw_atomic64_try_cmpxchg_acquire(atomic64_t *v, s64 *old, s64 new) * @new: s64 value to assign * * If (@v == @old), atomically updates @v to @new with release ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic64_try_cmpxchg_release() elsewhere. * @@ -4322,7 +4343,8 @@ raw_atomic64_try_cmpxchg_release(atomic64_t *v, s64 *old, s64 new) * @new: s64 value to assign * * If (@v == @old), atomically updates @v to @new with relaxed ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic64_try_cmpxchg_relaxed() elsewhere. * @@ -4346,7 +4368,7 @@ raw_atomic64_try_cmpxchg_relaxed(atomic64_t *v, s64 *old, s64 new) /** * raw_atomic64_sub_and_test() - atomic subtract and test if zero with full ordering - * @i: s64 value to add + * @i: s64 value to subtract * @v: pointer to atomic64_t * * Atomically updates @v to (@v - @i) with full ordering. @@ -4515,6 +4537,7 @@ raw_atomic64_add_negative_relaxed(s64 i, atomic64_t *v) * @u: s64 value to compare with * * If (@v != @u), atomically updates @v to (@v + @a) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic64_fetch_add_unless() elsewhere. * @@ -4544,6 +4567,7 @@ raw_atomic64_fetch_add_unless(atomic64_t *v, s64 a, s64 u) * @u: s64 value to compare with * * If (@v != @u), atomically updates @v to (@v + @a) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic64_add_unless() elsewhere. * @@ -4564,6 +4588,7 @@ raw_atomic64_add_unless(atomic64_t *v, s64 a, s64 u) * @v: pointer to atomic64_t * * If (@v != 0), atomically updates @v to (@v + 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic64_inc_not_zero() elsewhere. * @@ -4584,6 +4609,7 @@ raw_atomic64_inc_not_zero(atomic64_t *v) * @v: pointer to atomic64_t * * If (@v >= 0), atomically updates @v to (@v + 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic64_inc_unless_negative() elsewhere. * @@ -4611,6 +4637,7 @@ raw_atomic64_inc_unless_negative(atomic64_t *v) * @v: pointer to atomic64_t * * If (@v <= 0), atomically updates @v to (@v - 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic64_dec_unless_positive() elsewhere. * @@ -4638,6 +4665,7 @@ raw_atomic64_dec_unless_positive(atomic64_t *v) * @v: pointer to atomic64_t * * If (@v > 0), atomically updates @v to (@v - 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic64_dec_if_positive() elsewhere. * @@ -4662,4 +4690,4 @@ raw_atomic64_dec_if_positive(atomic64_t *v) } #endif /* _LINUX_ATOMIC_FALLBACK_H */ -// eec048affea735b8464f58e6d96992101f8f85f1 +// b565db590afeeff0d7c9485ccbca5bb6e155749f diff --git a/include/linux/atomic/atomic-instrumented.h b/include/linux/atomic/atomic-instrumented.h index 54d7bbe0ae..9409a6ddf3 100644 --- a/include/linux/atomic/atomic-instrumented.h +++ b/include/linux/atomic/atomic-instrumented.h @@ -1182,6 +1182,7 @@ atomic_xchg_relaxed(atomic_t *v, int new) * @new: int value to assign * * If (@v == @old), atomically updates @v to @new with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_cmpxchg() there. * @@ -1202,6 +1203,7 @@ atomic_cmpxchg(atomic_t *v, int old, int new) * @new: int value to assign * * If (@v == @old), atomically updates @v to @new with acquire ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_cmpxchg_acquire() there. * @@ -1221,6 +1223,7 @@ atomic_cmpxchg_acquire(atomic_t *v, int old, int new) * @new: int value to assign * * If (@v == @old), atomically updates @v to @new with release ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_cmpxchg_release() there. * @@ -1241,6 +1244,7 @@ atomic_cmpxchg_release(atomic_t *v, int old, int new) * @new: int value to assign * * If (@v == @old), atomically updates @v to @new with relaxed ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_cmpxchg_relaxed() there. * @@ -1260,7 +1264,8 @@ atomic_cmpxchg_relaxed(atomic_t *v, int old, int new) * @new: int value to assign * * If (@v == @old), atomically updates @v to @new with full ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_try_cmpxchg() there. * @@ -1282,7 +1287,8 @@ atomic_try_cmpxchg(atomic_t *v, int *old, int new) * @new: int value to assign * * If (@v == @old), atomically updates @v to @new with acquire ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_try_cmpxchg_acquire() there. * @@ -1303,7 +1309,8 @@ atomic_try_cmpxchg_acquire(atomic_t *v, int *old, int new) * @new: int value to assign * * If (@v == @old), atomically updates @v to @new with release ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_try_cmpxchg_release() there. * @@ -1325,7 +1332,8 @@ atomic_try_cmpxchg_release(atomic_t *v, int *old, int new) * @new: int value to assign * * If (@v == @old), atomically updates @v to @new with relaxed ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_try_cmpxchg_relaxed() there. * @@ -1341,7 +1349,7 @@ atomic_try_cmpxchg_relaxed(atomic_t *v, int *old, int new) /** * atomic_sub_and_test() - atomic subtract and test if zero with full ordering - * @i: int value to add + * @i: int value to subtract * @v: pointer to atomic_t * * Atomically updates @v to (@v - @i) with full ordering. @@ -1475,6 +1483,7 @@ atomic_add_negative_relaxed(int i, atomic_t *v) * @u: int value to compare with * * If (@v != @u), atomically updates @v to (@v + @a) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_fetch_add_unless() there. * @@ -1495,6 +1504,7 @@ atomic_fetch_add_unless(atomic_t *v, int a, int u) * @u: int value to compare with * * If (@v != @u), atomically updates @v to (@v + @a) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_add_unless() there. * @@ -1513,6 +1523,7 @@ atomic_add_unless(atomic_t *v, int a, int u) * @v: pointer to atomic_t * * If (@v != 0), atomically updates @v to (@v + 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_inc_not_zero() there. * @@ -1531,6 +1542,7 @@ atomic_inc_not_zero(atomic_t *v) * @v: pointer to atomic_t * * If (@v >= 0), atomically updates @v to (@v + 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_inc_unless_negative() there. * @@ -1549,6 +1561,7 @@ atomic_inc_unless_negative(atomic_t *v) * @v: pointer to atomic_t * * If (@v <= 0), atomically updates @v to (@v - 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_dec_unless_positive() there. * @@ -1567,6 +1580,7 @@ atomic_dec_unless_positive(atomic_t *v) * @v: pointer to atomic_t * * If (@v > 0), atomically updates @v to (@v - 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_dec_if_positive() there. * @@ -2746,6 +2760,7 @@ atomic64_xchg_relaxed(atomic64_t *v, s64 new) * @new: s64 value to assign * * If (@v == @old), atomically updates @v to @new with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic64_cmpxchg() there. * @@ -2766,6 +2781,7 @@ atomic64_cmpxchg(atomic64_t *v, s64 old, s64 new) * @new: s64 value to assign * * If (@v == @old), atomically updates @v to @new with acquire ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic64_cmpxchg_acquire() there. * @@ -2785,6 +2801,7 @@ atomic64_cmpxchg_acquire(atomic64_t *v, s64 old, s64 new) * @new: s64 value to assign * * If (@v == @old), atomically updates @v to @new with release ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic64_cmpxchg_release() there. * @@ -2805,6 +2822,7 @@ atomic64_cmpxchg_release(atomic64_t *v, s64 old, s64 new) * @new: s64 value to assign * * If (@v == @old), atomically updates @v to @new with relaxed ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic64_cmpxchg_relaxed() there. * @@ -2824,7 +2842,8 @@ atomic64_cmpxchg_relaxed(atomic64_t *v, s64 old, s64 new) * @new: s64 value to assign * * If (@v == @old), atomically updates @v to @new with full ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic64_try_cmpxchg() there. * @@ -2846,7 +2865,8 @@ atomic64_try_cmpxchg(atomic64_t *v, s64 *old, s64 new) * @new: s64 value to assign * * If (@v == @old), atomically updates @v to @new with acquire ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic64_try_cmpxchg_acquire() there. * @@ -2867,7 +2887,8 @@ atomic64_try_cmpxchg_acquire(atomic64_t *v, s64 *old, s64 new) * @new: s64 value to assign * * If (@v == @old), atomically updates @v to @new with release ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic64_try_cmpxchg_release() there. * @@ -2889,7 +2910,8 @@ atomic64_try_cmpxchg_release(atomic64_t *v, s64 *old, s64 new) * @new: s64 value to assign * * If (@v == @old), atomically updates @v to @new with relaxed ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic64_try_cmpxchg_relaxed() there. * @@ -2905,7 +2927,7 @@ atomic64_try_cmpxchg_relaxed(atomic64_t *v, s64 *old, s64 new) /** * atomic64_sub_and_test() - atomic subtract and test if zero with full ordering - * @i: s64 value to add + * @i: s64 value to subtract * @v: pointer to atomic64_t * * Atomically updates @v to (@v - @i) with full ordering. @@ -3039,6 +3061,7 @@ atomic64_add_negative_relaxed(s64 i, atomic64_t *v) * @u: s64 value to compare with * * If (@v != @u), atomically updates @v to (@v + @a) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic64_fetch_add_unless() there. * @@ -3059,6 +3082,7 @@ atomic64_fetch_add_unless(atomic64_t *v, s64 a, s64 u) * @u: s64 value to compare with * * If (@v != @u), atomically updates @v to (@v + @a) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic64_add_unless() there. * @@ -3077,6 +3101,7 @@ atomic64_add_unless(atomic64_t *v, s64 a, s64 u) * @v: pointer to atomic64_t * * If (@v != 0), atomically updates @v to (@v + 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic64_inc_not_zero() there. * @@ -3095,6 +3120,7 @@ atomic64_inc_not_zero(atomic64_t *v) * @v: pointer to atomic64_t * * If (@v >= 0), atomically updates @v to (@v + 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic64_inc_unless_negative() there. * @@ -3113,6 +3139,7 @@ atomic64_inc_unless_negative(atomic64_t *v) * @v: pointer to atomic64_t * * If (@v <= 0), atomically updates @v to (@v - 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic64_dec_unless_positive() there. * @@ -3131,6 +3158,7 @@ atomic64_dec_unless_positive(atomic64_t *v) * @v: pointer to atomic64_t * * If (@v > 0), atomically updates @v to (@v - 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic64_dec_if_positive() there. * @@ -4310,6 +4338,7 @@ atomic_long_xchg_relaxed(atomic_long_t *v, long new) * @new: long value to assign * * If (@v == @old), atomically updates @v to @new with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_long_cmpxchg() there. * @@ -4330,6 +4359,7 @@ atomic_long_cmpxchg(atomic_long_t *v, long old, long new) * @new: long value to assign * * If (@v == @old), atomically updates @v to @new with acquire ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_long_cmpxchg_acquire() there. * @@ -4349,6 +4379,7 @@ atomic_long_cmpxchg_acquire(atomic_long_t *v, long old, long new) * @new: long value to assign * * If (@v == @old), atomically updates @v to @new with release ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_long_cmpxchg_release() there. * @@ -4369,6 +4400,7 @@ atomic_long_cmpxchg_release(atomic_long_t *v, long old, long new) * @new: long value to assign * * If (@v == @old), atomically updates @v to @new with relaxed ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_long_cmpxchg_relaxed() there. * @@ -4388,7 +4420,8 @@ atomic_long_cmpxchg_relaxed(atomic_long_t *v, long old, long new) * @new: long value to assign * * If (@v == @old), atomically updates @v to @new with full ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_long_try_cmpxchg() there. * @@ -4410,7 +4443,8 @@ atomic_long_try_cmpxchg(atomic_long_t *v, long *old, long new) * @new: long value to assign * * If (@v == @old), atomically updates @v to @new with acquire ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_long_try_cmpxchg_acquire() there. * @@ -4431,7 +4465,8 @@ atomic_long_try_cmpxchg_acquire(atomic_long_t *v, long *old, long new) * @new: long value to assign * * If (@v == @old), atomically updates @v to @new with release ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_long_try_cmpxchg_release() there. * @@ -4453,7 +4488,8 @@ atomic_long_try_cmpxchg_release(atomic_long_t *v, long *old, long new) * @new: long value to assign * * If (@v == @old), atomically updates @v to @new with relaxed ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_long_try_cmpxchg_relaxed() there. * @@ -4469,7 +4505,7 @@ atomic_long_try_cmpxchg_relaxed(atomic_long_t *v, long *old, long new) /** * atomic_long_sub_and_test() - atomic subtract and test if zero with full ordering - * @i: long value to add + * @i: long value to subtract * @v: pointer to atomic_long_t * * Atomically updates @v to (@v - @i) with full ordering. @@ -4603,6 +4639,7 @@ atomic_long_add_negative_relaxed(long i, atomic_long_t *v) * @u: long value to compare with * * If (@v != @u), atomically updates @v to (@v + @a) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_long_fetch_add_unless() there. * @@ -4623,6 +4660,7 @@ atomic_long_fetch_add_unless(atomic_long_t *v, long a, long u) * @u: long value to compare with * * If (@v != @u), atomically updates @v to (@v + @a) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_long_add_unless() there. * @@ -4641,6 +4679,7 @@ atomic_long_add_unless(atomic_long_t *v, long a, long u) * @v: pointer to atomic_long_t * * If (@v != 0), atomically updates @v to (@v + 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_long_inc_not_zero() there. * @@ -4659,6 +4698,7 @@ atomic_long_inc_not_zero(atomic_long_t *v) * @v: pointer to atomic_long_t * * If (@v >= 0), atomically updates @v to (@v + 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_long_inc_unless_negative() there. * @@ -4677,6 +4717,7 @@ atomic_long_inc_unless_negative(atomic_long_t *v) * @v: pointer to atomic_long_t * * If (@v <= 0), atomically updates @v to (@v - 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_long_dec_unless_positive() there. * @@ -4695,6 +4736,7 @@ atomic_long_dec_unless_positive(atomic_long_t *v) * @v: pointer to atomic_long_t * * If (@v > 0), atomically updates @v to (@v - 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Unsafe to use in noinstr code; use raw_atomic_long_dec_if_positive() there. * @@ -5008,4 +5050,4 @@ atomic_long_dec_if_positive(atomic_long_t *v) #endif /* _LINUX_ATOMIC_INSTRUMENTED_H */ -// 2cc4bc990fef44d3836ec108f11b610f3f438184 +// 8829b337928e9508259079d32581775ececd415b diff --git a/include/linux/atomic/atomic-long.h b/include/linux/atomic/atomic-long.h index c82947170d..f86b29d908 100644 --- a/include/linux/atomic/atomic-long.h +++ b/include/linux/atomic/atomic-long.h @@ -1352,6 +1352,7 @@ raw_atomic_long_xchg_relaxed(atomic_long_t *v, long new) * @new: long value to assign * * If (@v == @old), atomically updates @v to @new with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_long_cmpxchg() elsewhere. * @@ -1374,6 +1375,7 @@ raw_atomic_long_cmpxchg(atomic_long_t *v, long old, long new) * @new: long value to assign * * If (@v == @old), atomically updates @v to @new with acquire ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_long_cmpxchg_acquire() elsewhere. * @@ -1396,6 +1398,7 @@ raw_atomic_long_cmpxchg_acquire(atomic_long_t *v, long old, long new) * @new: long value to assign * * If (@v == @old), atomically updates @v to @new with release ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_long_cmpxchg_release() elsewhere. * @@ -1418,6 +1421,7 @@ raw_atomic_long_cmpxchg_release(atomic_long_t *v, long old, long new) * @new: long value to assign * * If (@v == @old), atomically updates @v to @new with relaxed ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_long_cmpxchg_relaxed() elsewhere. * @@ -1440,7 +1444,8 @@ raw_atomic_long_cmpxchg_relaxed(atomic_long_t *v, long old, long new) * @new: long value to assign * * If (@v == @old), atomically updates @v to @new with full ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_long_try_cmpxchg() elsewhere. * @@ -1463,7 +1468,8 @@ raw_atomic_long_try_cmpxchg(atomic_long_t *v, long *old, long new) * @new: long value to assign * * If (@v == @old), atomically updates @v to @new with acquire ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_long_try_cmpxchg_acquire() elsewhere. * @@ -1486,7 +1492,8 @@ raw_atomic_long_try_cmpxchg_acquire(atomic_long_t *v, long *old, long new) * @new: long value to assign * * If (@v == @old), atomically updates @v to @new with release ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_long_try_cmpxchg_release() elsewhere. * @@ -1509,7 +1516,8 @@ raw_atomic_long_try_cmpxchg_release(atomic_long_t *v, long *old, long new) * @new: long value to assign * * If (@v == @old), atomically updates @v to @new with relaxed ordering. - * Otherwise, updates @old to the current value of @v. + * Otherwise, @v is not modified, @old is updated to the current value of @v, + * and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_long_try_cmpxchg_relaxed() elsewhere. * @@ -1527,7 +1535,7 @@ raw_atomic_long_try_cmpxchg_relaxed(atomic_long_t *v, long *old, long new) /** * raw_atomic_long_sub_and_test() - atomic subtract and test if zero with full ordering - * @i: long value to add + * @i: long value to subtract * @v: pointer to atomic_long_t * * Atomically updates @v to (@v - @i) with full ordering. @@ -1677,6 +1685,7 @@ raw_atomic_long_add_negative_relaxed(long i, atomic_long_t *v) * @u: long value to compare with * * If (@v != @u), atomically updates @v to (@v + @a) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_long_fetch_add_unless() elsewhere. * @@ -1699,6 +1708,7 @@ raw_atomic_long_fetch_add_unless(atomic_long_t *v, long a, long u) * @u: long value to compare with * * If (@v != @u), atomically updates @v to (@v + @a) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_long_add_unless() elsewhere. * @@ -1719,6 +1729,7 @@ raw_atomic_long_add_unless(atomic_long_t *v, long a, long u) * @v: pointer to atomic_long_t * * If (@v != 0), atomically updates @v to (@v + 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_long_inc_not_zero() elsewhere. * @@ -1739,6 +1750,7 @@ raw_atomic_long_inc_not_zero(atomic_long_t *v) * @v: pointer to atomic_long_t * * If (@v >= 0), atomically updates @v to (@v + 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_long_inc_unless_negative() elsewhere. * @@ -1759,6 +1771,7 @@ raw_atomic_long_inc_unless_negative(atomic_long_t *v) * @v: pointer to atomic_long_t * * If (@v <= 0), atomically updates @v to (@v - 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_long_dec_unless_positive() elsewhere. * @@ -1779,6 +1792,7 @@ raw_atomic_long_dec_unless_positive(atomic_long_t *v) * @v: pointer to atomic_long_t * * If (@v > 0), atomically updates @v to (@v - 1) with full ordering. + * Otherwise, @v is not modified and relaxed ordering is provided. * * Safe to use in noinstr code; prefer atomic_long_dec_if_positive() elsewhere. * @@ -1795,4 +1809,4 @@ raw_atomic_long_dec_if_positive(atomic_long_t *v) } #endif /* _LINUX_ATOMIC_LONG_H */ -// 4ef23f98c73cff96d239896175fd26b10b88899e +// eadf183c3600b8b92b91839dd3be6bcc560c752d diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h index 1a97277f99..8e7af9a03b 100644 --- a/include/linux/backing-dev.h +++ b/include/linux/backing-dev.h @@ -38,7 +38,6 @@ struct backing_dev_info *bdi_alloc(int node_id); void wb_start_background_writeback(struct bdi_writeback *wb); void wb_workfn(struct work_struct *work); -void wb_wakeup_delayed(struct bdi_writeback *wb); void wb_wait_for_completion(struct wb_completion *done); diff --git a/include/linux/bitfield.h b/include/linux/bitfield.h index ebfa12f695..63928f1732 100644 --- a/include/linux/bitfield.h +++ b/include/linux/bitfield.h @@ -66,7 +66,8 @@ _pfx "mask is not constant"); \ BUILD_BUG_ON_MSG((_mask) == 0, _pfx "mask is zero"); \ BUILD_BUG_ON_MSG(__builtin_constant_p(_val) ? \ - ~((_mask) >> __bf_shf(_mask)) & (_val) : 0, \ + ~((_mask) >> __bf_shf(_mask)) & \ + (0 + (_val)) : 0, \ _pfx "value too large for the field"); \ BUILD_BUG_ON_MSG(__bf_cast_unsigned(_mask, _mask) > \ __bf_cast_unsigned(_reg, ~0ull), \ diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h index 99451431e4..aa40961265 100644 --- a/include/linux/bitmap.h +++ b/include/linux/bitmap.h @@ -6,6 +6,7 @@ #include <linux/align.h> #include <linux/bitops.h> +#include <linux/cleanup.h> #include <linux/errno.h> #include <linux/find.h> #include <linux/limits.h> @@ -54,6 +55,7 @@ struct device; * bitmap_full(src, nbits) Are all bits set in *src? * bitmap_weight(src, nbits) Hamming Weight: number set bits * bitmap_weight_and(src1, src2, nbits) Hamming Weight of and'ed bitmap + * bitmap_weight_andnot(src1, src2, nbits) Hamming Weight of andnot'ed bitmap * bitmap_set(dst, pos, nbits) Set specified bit area * bitmap_clear(dst, pos, nbits) Clear specified bit area * bitmap_find_next_zero_area(buf, len, pos, n, mask) Find bit free area @@ -62,6 +64,8 @@ struct device; * bitmap_shift_left(dst, src, n, nbits) *dst = *src << n * bitmap_cut(dst, src, first, n, nbits) Cut n bits from first, copy rest * bitmap_replace(dst, old, new, mask, nbits) *dst = (*old & ~(*mask)) | (*new & *mask) + * bitmap_scatter(dst, src, mask, nbits) *dst = map(dense, sparse)(src) + * bitmap_gather(dst, src, mask, nbits) *dst = map(sparse, dense)(src) * bitmap_remap(dst, src, old, new, nbits) *dst = map(old, new)(src) * bitmap_bitremap(oldbit, old, new, nbits) newbit = map(old, new)(oldbit) * bitmap_onto(dst, orig, relmap, nbits) *dst = orig relative to relmap @@ -127,6 +131,8 @@ unsigned long *bitmap_alloc_node(unsigned int nbits, gfp_t flags, int node); unsigned long *bitmap_zalloc_node(unsigned int nbits, gfp_t flags, int node); void bitmap_free(const unsigned long *bitmap); +DEFINE_FREE(bitmap, unsigned long *, if (_T) bitmap_free(_T)) + /* Managed variants of the above. */ unsigned long *devm_bitmap_alloc(struct device *dev, unsigned int nbits, gfp_t flags); @@ -169,6 +175,8 @@ bool __bitmap_subset(const unsigned long *bitmap1, unsigned int __bitmap_weight(const unsigned long *bitmap, unsigned int nbits); unsigned int __bitmap_weight_and(const unsigned long *bitmap1, const unsigned long *bitmap2, unsigned int nbits); +unsigned int __bitmap_weight_andnot(const unsigned long *bitmap1, + const unsigned long *bitmap2, unsigned int nbits); void __bitmap_set(unsigned long *map, unsigned int start, int len); void __bitmap_clear(unsigned long *map, unsigned int start, int len); @@ -425,6 +433,15 @@ unsigned long bitmap_weight_and(const unsigned long *src1, return __bitmap_weight_and(src1, src2, nbits); } +static __always_inline +unsigned long bitmap_weight_andnot(const unsigned long *src1, + const unsigned long *src2, unsigned int nbits) +{ + if (small_const_nbits(nbits)) + return hweight_long(*src1 & ~(*src2) & BITMAP_LAST_WORD_MASK(nbits)); + return __bitmap_weight_andnot(src1, src2, nbits); +} + static __always_inline void bitmap_set(unsigned long *map, unsigned int start, unsigned int nbits) { @@ -487,6 +504,107 @@ static inline void bitmap_replace(unsigned long *dst, __bitmap_replace(dst, old, new, mask, nbits); } +/** + * bitmap_scatter - Scatter a bitmap according to the given mask + * @dst: scattered bitmap + * @src: gathered bitmap + * @mask: mask representing bits to assign to in the scattered bitmap + * @nbits: number of bits in each of these bitmaps + * + * Scatters bitmap with sequential bits according to the given @mask. + * + * Example: + * If @src bitmap = 0x005a, with @mask = 0x1313, @dst will be 0x0302. + * + * Or in binary form + * @src @mask @dst + * 0000000001011010 0001001100010011 0000001100000010 + * + * (Bits 0, 1, 2, 3, 4, 5 are copied to the bits 0, 1, 4, 8, 9, 12) + * + * A more 'visual' description of the operation:: + * + * src: 0000000001011010 + * |||||| + * +------+||||| + * | +----+|||| + * | |+----+||| + * | || +-+|| + * | || | || + * mask: ...v..vv...v..vv + * ...0..11...0..10 + * dst: 0000001100000010 + * + * A relationship exists between bitmap_scatter() and bitmap_gather(). + * bitmap_gather() can be seen as the 'reverse' bitmap_scatter() operation. + * See bitmap_scatter() for details related to this relationship. + */ +static inline void bitmap_scatter(unsigned long *dst, const unsigned long *src, + const unsigned long *mask, unsigned int nbits) +{ + unsigned int n = 0; + unsigned int bit; + + bitmap_zero(dst, nbits); + + for_each_set_bit(bit, mask, nbits) + __assign_bit(bit, dst, test_bit(n++, src)); +} + +/** + * bitmap_gather - Gather a bitmap according to given mask + * @dst: gathered bitmap + * @src: scattered bitmap + * @mask: mask representing bits to extract from in the scattered bitmap + * @nbits: number of bits in each of these bitmaps + * + * Gathers bitmap with sparse bits according to the given @mask. + * + * Example: + * If @src bitmap = 0x0302, with @mask = 0x1313, @dst will be 0x001a. + * + * Or in binary form + * @src @mask @dst + * 0000001100000010 0001001100010011 0000000000011010 + * + * (Bits 0, 1, 4, 8, 9, 12 are copied to the bits 0, 1, 2, 3, 4, 5) + * + * A more 'visual' description of the operation:: + * + * mask: ...v..vv...v..vv + * src: 0000001100000010 + * ^ ^^ ^ 0 + * | || | 10 + * | || > 010 + * | |+--> 1010 + * | +--> 11010 + * +----> 011010 + * dst: 0000000000011010 + * + * A relationship exists between bitmap_gather() and bitmap_scatter(). See + * bitmap_scatter() for the bitmap scatter detailed operations. + * Suppose scattered computed using bitmap_scatter(scattered, src, mask, n). + * The operation bitmap_gather(result, scattered, mask, n) leads to a result + * equal or equivalent to src. + * + * The result can be 'equivalent' because bitmap_scatter() and bitmap_gather() + * are not bijective. + * The result and src values are equivalent in that sense that a call to + * bitmap_scatter(res, src, mask, n) and a call to + * bitmap_scatter(res, result, mask, n) will lead to the same res value. + */ +static inline void bitmap_gather(unsigned long *dst, const unsigned long *src, + const unsigned long *mask, unsigned int nbits) +{ + unsigned int n = 0; + unsigned int bit; + + bitmap_zero(dst, nbits); + + for_each_set_bit(bit, mask, nbits) + __assign_bit(n++, dst, test_bit(bit, src)); +} + static inline void bitmap_next_set_region(unsigned long *bitmap, unsigned int *rs, unsigned int *re, unsigned int end) diff --git a/include/linux/bits.h b/include/linux/bits.h index 7c0cf5031a..0eb24d21aa 100644 --- a/include/linux/bits.h +++ b/include/linux/bits.h @@ -4,6 +4,7 @@ #include <linux/const.h> #include <vdso/bits.h> +#include <uapi/linux/bits.h> #include <asm/bitsperlong.h> #define BIT_MASK(nr) (UL(1) << ((nr) % BITS_PER_LONG)) @@ -30,15 +31,8 @@ #define GENMASK_INPUT_CHECK(h, l) 0 #endif -#define __GENMASK(h, l) \ - (((~UL(0)) - (UL(1) << (l)) + 1) & \ - (~UL(0) >> (BITS_PER_LONG - 1 - (h)))) #define GENMASK(h, l) \ (GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l)) - -#define __GENMASK_ULL(h, l) \ - (((~ULL(0)) - (ULL(1) << (l)) + 1) & \ - (~ULL(0) >> (BITS_PER_LONG_LONG - 1 - (h)))) #define GENMASK_ULL(h, l) \ (GENMASK_INPUT_CHECK(h, l) + __GENMASK_ULL(h, l)) diff --git a/include/linux/blk-integrity.h b/include/linux/blk-integrity.h index 378b2459ef..e253e7bd0d 100644 --- a/include/linux/blk-integrity.h +++ b/include/linux/blk-integrity.h @@ -20,6 +20,7 @@ struct blk_integrity_iter { unsigned int data_size; unsigned short interval; unsigned char tuple_size; + unsigned char pi_offset; const char *disk_name; }; diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h index 7a8150a5f0..d3d8fd8e22 100644 --- a/include/linux/blk-mq.h +++ b/include/linux/blk-mq.h @@ -8,6 +8,7 @@ #include <linux/scatterlist.h> #include <linux/prefetch.h> #include <linux/srcu.h> +#include <linux/rw_hint.h> struct blk_mq_tags; struct blk_flush_queue; @@ -135,6 +136,7 @@ struct request { struct blk_crypto_keyslot *crypt_keyslot; #endif + enum rw_hint write_hint; unsigned short ioprio; enum mq_rq_state state; @@ -682,17 +684,19 @@ enum { #define BLK_MQ_NO_HCTX_IDX (-1U) -struct gendisk *__blk_mq_alloc_disk(struct blk_mq_tag_set *set, void *queuedata, +struct gendisk *__blk_mq_alloc_disk(struct blk_mq_tag_set *set, + struct queue_limits *lim, void *queuedata, struct lock_class_key *lkclass); -#define blk_mq_alloc_disk(set, queuedata) \ +#define blk_mq_alloc_disk(set, lim, queuedata) \ ({ \ static struct lock_class_key __key; \ \ - __blk_mq_alloc_disk(set, queuedata, &__key); \ + __blk_mq_alloc_disk(set, lim, queuedata, &__key); \ }) struct gendisk *blk_mq_alloc_disk_for_queue(struct request_queue *q, struct lock_class_key *lkclass); -struct request_queue *blk_mq_init_queue(struct blk_mq_tag_set *); +struct request_queue *blk_mq_alloc_queue(struct blk_mq_tag_set *set, + struct queue_limits *lim, void *queuedata); int blk_mq_init_allocated_queue(struct blk_mq_tag_set *set, struct request_queue *q); void blk_mq_destroy_queue(struct request_queue *); diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h index f288c94374..cb1526ec44 100644 --- a/include/linux/blk_types.h +++ b/include/linux/blk_types.h @@ -10,6 +10,7 @@ #include <linux/bvec.h> #include <linux/device.h> #include <linux/ktime.h> +#include <linux/rw_hint.h> struct bio_set; struct bio; @@ -206,52 +207,10 @@ static inline bool blk_path_error(blk_status_t error) return true; } -/* - * From most significant bit: - * 1 bit: reserved for other usage, see below - * 12 bits: original size of bio - * 51 bits: issue time of bio - */ -#define BIO_ISSUE_RES_BITS 1 -#define BIO_ISSUE_SIZE_BITS 12 -#define BIO_ISSUE_RES_SHIFT (64 - BIO_ISSUE_RES_BITS) -#define BIO_ISSUE_SIZE_SHIFT (BIO_ISSUE_RES_SHIFT - BIO_ISSUE_SIZE_BITS) -#define BIO_ISSUE_TIME_MASK ((1ULL << BIO_ISSUE_SIZE_SHIFT) - 1) -#define BIO_ISSUE_SIZE_MASK \ - (((1ULL << BIO_ISSUE_SIZE_BITS) - 1) << BIO_ISSUE_SIZE_SHIFT) -#define BIO_ISSUE_RES_MASK (~((1ULL << BIO_ISSUE_RES_SHIFT) - 1)) - -/* Reserved bit for blk-throtl */ -#define BIO_ISSUE_THROTL_SKIP_LATENCY (1ULL << 63) - struct bio_issue { u64 value; }; -static inline u64 __bio_issue_time(u64 time) -{ - return time & BIO_ISSUE_TIME_MASK; -} - -static inline u64 bio_issue_time(struct bio_issue *issue) -{ - return __bio_issue_time(issue->value); -} - -static inline sector_t bio_issue_size(struct bio_issue *issue) -{ - return ((issue->value & BIO_ISSUE_SIZE_MASK) >> BIO_ISSUE_SIZE_SHIFT); -} - -static inline void bio_issue_init(struct bio_issue *issue, - sector_t size) -{ - size &= (1ULL << BIO_ISSUE_SIZE_BITS) - 1; - issue->value = ((issue->value & BIO_ISSUE_RES_MASK) | - (ktime_get_ns() & BIO_ISSUE_TIME_MASK) | - ((u64)size << BIO_ISSUE_SIZE_SHIFT)); -} - typedef __u32 __bitwise blk_opf_t; typedef unsigned int blk_qc_t; @@ -269,6 +228,7 @@ struct bio { */ unsigned short bi_flags; /* BIO_* below */ unsigned short bi_ioprio; + enum rw_hint bi_write_hint; blk_status_t bi_status; atomic_t __bi_remaining; diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 6ee8e7d738..00e62b81a7 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -24,6 +24,7 @@ #include <linux/sbitmap.h> #include <linux/uuid.h> #include <linux/xarray.h> +#include <linux/file.h> struct module; struct request_queue; @@ -42,7 +43,7 @@ struct blk_crypto_profile; extern const struct device_type disk_type; extern const struct device_type part_type; -extern struct class block_class; +extern const struct class block_class; /* * Maximum number of blkcg policies allowed to be registered concurrently. @@ -108,6 +109,7 @@ struct blk_integrity { const struct blk_integrity_profile *profile; unsigned char flags; unsigned char tuple_size; + unsigned char pi_offset; unsigned char interval_exp; unsigned char tag_size; }; @@ -191,8 +193,6 @@ struct gendisk { * blk_mq_unfreeze_queue(). */ unsigned int nr_zones; - unsigned int max_open_zones; - unsigned int max_active_zones; unsigned long *conv_zones_bitmap; unsigned long *seq_zones_wlock; #endif /* CONFIG_BLK_DEV_ZONED */ @@ -307,6 +307,7 @@ struct queue_limits { unsigned int io_opt; unsigned int max_discard_sectors; unsigned int max_hw_discard_sectors; + unsigned int max_user_discard_sectors; unsigned int max_secure_erase_sectors; unsigned int max_write_zeroes_sectors; unsigned int max_zone_append_sectors; @@ -322,6 +323,8 @@ struct queue_limits { unsigned char discard_misaligned; unsigned char raid_partial_stripes_expensive; bool zoned; + unsigned int max_open_zones; + unsigned int max_active_zones; /* * Drivers that set dma_alignment to less than 511 must be prepared to @@ -340,7 +343,7 @@ void disk_set_zoned(struct gendisk *disk); int blkdev_report_zones(struct block_device *bdev, sector_t sector, unsigned int nr_zones, report_zones_cb cb, void *data); int blkdev_zone_mgmt(struct block_device *bdev, enum req_op op, - sector_t sectors, sector_t nr_sectors, gfp_t gfp_mask); + sector_t sectors, sector_t nr_sectors); int blk_revalidate_disk_zones(struct gendisk *disk, void (*update_driver_data)(struct gendisk *disk)); @@ -488,6 +491,7 @@ struct request_queue { struct mutex sysfs_lock; struct mutex sysfs_dir_lock; + struct mutex limits_lock; /* * for reusing dead hctx instance in case of updating @@ -654,23 +658,23 @@ static inline bool disk_zone_is_seq(struct gendisk *disk, sector_t sector) static inline void disk_set_max_open_zones(struct gendisk *disk, unsigned int max_open_zones) { - disk->max_open_zones = max_open_zones; + disk->queue->limits.max_open_zones = max_open_zones; } static inline void disk_set_max_active_zones(struct gendisk *disk, unsigned int max_active_zones) { - disk->max_active_zones = max_active_zones; + disk->queue->limits.max_active_zones = max_active_zones; } static inline unsigned int bdev_max_open_zones(struct block_device *bdev) { - return bdev->bd_disk->max_open_zones; + return bdev->bd_disk->queue->limits.max_open_zones; } static inline unsigned int bdev_max_active_zones(struct block_device *bdev) { - return bdev->bd_disk->max_active_zones; + return bdev->bd_disk->queue->limits.max_active_zones; } #else /* CONFIG_BLK_DEV_ZONED */ @@ -778,22 +782,26 @@ static inline u64 sb_bdev_nr_blocks(struct super_block *sb) int bdev_disk_changed(struct gendisk *disk, bool invalidate); void put_disk(struct gendisk *disk); -struct gendisk *__blk_alloc_disk(int node, struct lock_class_key *lkclass); +struct gendisk *__blk_alloc_disk(struct queue_limits *lim, int node, + struct lock_class_key *lkclass); /** * blk_alloc_disk - allocate a gendisk structure + * @lim: queue limits to be used for this disk. * @node_id: numa node to allocate on * * Allocate and pre-initialize a gendisk structure for use with BIO based * drivers. * + * Returns an ERR_PTR on error, else the allocated disk. + * * Context: can sleep */ -#define blk_alloc_disk(node_id) \ +#define blk_alloc_disk(lim, node_id) \ ({ \ static struct lock_class_key __key; \ \ - __blk_alloc_disk(node_id, &__key); \ + __blk_alloc_disk(lim, node_id, &__key); \ }) int __register_blkdev(unsigned int major, const char *name, @@ -876,6 +884,29 @@ static inline unsigned int blk_chunk_sectors_left(sector_t offset, return chunk_sectors - (offset & (chunk_sectors - 1)); } +/** + * queue_limits_start_update - start an atomic update of queue limits + * @q: queue to update + * + * This functions starts an atomic update of the queue limits. It takes a lock + * to prevent other updates and returns a snapshot of the current limits that + * the caller can modify. The caller must call queue_limits_commit_update() + * to finish the update. + * + * Context: process context. The caller must have frozen the queue or ensured + * that there is outstanding I/O by other means. + */ +static inline struct queue_limits +queue_limits_start_update(struct request_queue *q) + __acquires(q->limits_lock) +{ + mutex_lock(&q->limits_lock); + return q->limits; +} +int queue_limits_commit_update(struct request_queue *q, + struct queue_limits *lim); +int queue_limits_set(struct request_queue *q, struct queue_limits *lim); + /* * Access functions for manipulating queue properties */ @@ -909,8 +940,8 @@ extern void blk_set_queue_depth(struct request_queue *q, unsigned int depth); extern void blk_set_stacking_limits(struct queue_limits *lim); extern int blk_stack_limits(struct queue_limits *t, struct queue_limits *b, sector_t offset); -extern void disk_stack_limits(struct gendisk *disk, struct block_device *bdev, - sector_t offset); +void queue_limits_stack_bdev(struct queue_limits *t, struct block_device *bdev, + sector_t offset, const char *pfx); extern void blk_queue_update_dma_pad(struct request_queue *, unsigned int); extern void blk_queue_segment_boundary(struct request_queue *, unsigned long); extern void blk_queue_virt_boundary(struct request_queue *, unsigned long); @@ -957,6 +988,7 @@ struct blk_plug { /* if ios_left is > 1, we can batch tag/rq allocations */ struct request *cached_rq; + u64 cur_ktime; unsigned short nr_ios; unsigned short rq_count; @@ -987,6 +1019,18 @@ static inline void blk_flush_plug(struct blk_plug *plug, bool async) __blk_flush_plug(plug, async); } +/* + * tsk == current here + */ +static inline void blk_plug_invalidate_ts(struct task_struct *tsk) +{ + struct blk_plug *plug = tsk->plug; + + if (plug) + plug->cur_ktime = 0; + current->flags &= ~PF_BLOCK_TS; +} + int blkdev_issue_flush(struct block_device *bdev); long nr_blockdev_pages(void); #else /* CONFIG_BLOCK */ @@ -1010,6 +1054,10 @@ static inline void blk_flush_plug(struct blk_plug *plug, bool async) { } +static inline void blk_plug_invalidate_ts(struct task_struct *tsk) +{ +} + static inline int blkdev_issue_flush(struct block_device *bdev) { return 0; @@ -1489,26 +1537,20 @@ extern const struct blk_holder_ops fs_holder_ops; (BLK_OPEN_READ | BLK_OPEN_RESTRICT_WRITES | \ (((flags) & SB_RDONLY) ? 0 : BLK_OPEN_WRITE)) -struct bdev_handle { - struct block_device *bdev; - void *holder; - blk_mode_t mode; -}; - -struct bdev_handle *bdev_open_by_dev(dev_t dev, blk_mode_t mode, void *holder, +struct file *bdev_file_open_by_dev(dev_t dev, blk_mode_t mode, void *holder, const struct blk_holder_ops *hops); -struct bdev_handle *bdev_open_by_path(const char *path, blk_mode_t mode, +struct file *bdev_file_open_by_path(const char *path, blk_mode_t mode, void *holder, const struct blk_holder_ops *hops); int bd_prepare_to_claim(struct block_device *bdev, void *holder, const struct blk_holder_ops *hops); void bd_abort_claiming(struct block_device *bdev, void *holder); -void bdev_release(struct bdev_handle *handle); /* just for blk-cgroup, don't use elsewhere */ struct block_device *blkdev_get_no_open(dev_t dev); void blkdev_put_no_open(struct block_device *bdev); struct block_device *I_BDEV(struct inode *inode); +struct block_device *file_bdev(struct file *bdev_file); #ifdef CONFIG_BLOCK void invalidate_bdev(struct block_device *bdev); @@ -1548,6 +1590,7 @@ static inline int early_lookup_bdev(const char *pathname, dev_t *dev) int bdev_freeze(struct block_device *bdev); int bdev_thaw(struct block_device *bdev); +void bdev_fput(struct file *bdev_file); struct io_comp_batch { struct request *req_list; diff --git a/include/linux/bpf-cgroup.h b/include/linux/bpf-cgroup.h index a789266fea..fb3c3e7181 100644 --- a/include/linux/bpf-cgroup.h +++ b/include/linux/bpf-cgroup.h @@ -196,7 +196,8 @@ static inline bool cgroup_bpf_sock_enabled(struct sock *sk, ({ \ int __ret = 0; \ if (cgroup_bpf_enabled(CGROUP_INET_INGRESS) && \ - cgroup_bpf_sock_enabled(sk, CGROUP_INET_INGRESS)) \ + cgroup_bpf_sock_enabled(sk, CGROUP_INET_INGRESS) && sk && \ + sk_fullsock(sk)) \ __ret = __cgroup_bpf_run_filter_skb(sk, skb, \ CGROUP_INET_INGRESS); \ \ diff --git a/include/linux/bpf.h b/include/linux/bpf.h index 7d719976b5..890e152d55 100644 --- a/include/linux/bpf.h +++ b/include/linux/bpf.h @@ -37,6 +37,7 @@ struct perf_event; struct bpf_prog; struct bpf_prog_aux; struct bpf_map; +struct bpf_arena; struct sock; struct seq_file; struct btf; @@ -52,6 +53,10 @@ struct module; struct bpf_func_state; struct ftrace_ops; struct cgroup; +struct bpf_token; +struct user_namespace; +struct super_block; +struct inode; extern struct idr btf_idr; extern spinlock_t btf_idr_lock; @@ -135,6 +140,9 @@ struct bpf_map_ops { int (*map_mmap)(struct bpf_map *map, struct vm_area_struct *vma); __poll_t (*map_poll)(struct bpf_map *map, struct file *filp, struct poll_table_struct *pts); + unsigned long (*map_get_unmapped_area)(struct file *filep, unsigned long addr, + unsigned long len, unsigned long pgoff, + unsigned long flags); /* Functions called by bpf_local_storage maps */ int (*map_local_storage_charge)(struct bpf_local_storage_map *smap, @@ -247,10 +255,7 @@ struct bpf_list_node_kern { } __attribute__((aligned(8))); struct bpf_map { - /* The first two cachelines with read-mostly members of which some - * are also accessed in fast-path (e.g. ops, max_entries). - */ - const struct bpf_map_ops *ops ____cacheline_aligned; + const struct bpf_map_ops *ops; struct bpf_map *inner_map_meta; #ifdef CONFIG_SECURITY void *security; @@ -272,17 +277,14 @@ struct bpf_map { struct obj_cgroup *objcg; #endif char name[BPF_OBJ_NAME_LEN]; - /* The 3rd and 4th cacheline with misc members to avoid false sharing - * particularly with refcounting. - */ - atomic64_t refcnt ____cacheline_aligned; + struct mutex freeze_mutex; + atomic64_t refcnt; atomic64_t usercnt; /* rcu is used before freeing and work is only used during freeing */ union { struct work_struct work; struct rcu_head rcu; }; - struct mutex freeze_mutex; atomic64_t writecnt; /* 'Ownership' of program-containing map is claimed by the first program * that is going to use this map or by the first program which FD is @@ -527,8 +529,8 @@ void bpf_list_head_free(const struct btf_field *field, void *list_head, struct bpf_spin_lock *spin_lock); void bpf_rb_root_free(const struct btf_field *field, void *rb_root, struct bpf_spin_lock *spin_lock); - - +u64 bpf_arena_get_kern_vm_start(struct bpf_arena *arena); +u64 bpf_arena_get_user_vm_start(struct bpf_arena *arena); int bpf_obj_name_cpy(char *dst, const char *src, unsigned int size); struct bpf_offload_dev; @@ -710,6 +712,7 @@ enum bpf_arg_type { * on eBPF program stack */ ARG_PTR_TO_MEM, /* pointer to valid memory (stack, packet, map value) */ + ARG_PTR_TO_ARENA, ARG_CONST_SIZE, /* number of bytes accessed from memory */ ARG_CONST_SIZE_OR_ZERO, /* number of bytes accessed from memory or 0 */ @@ -881,6 +884,7 @@ enum bpf_reg_type { * an explicit null check is required for this struct. */ PTR_TO_MEM, /* reg points to valid memory region */ + PTR_TO_ARENA, PTR_TO_BUF, /* reg points to a read/write buffer */ PTR_TO_FUNC, /* reg points to a bpf program function */ CONST_PTR_TO_DYNPTR, /* reg points to a const struct bpf_dynptr */ @@ -1185,7 +1189,6 @@ struct bpf_trampoline { int progs_cnt[BPF_TRAMP_MAX]; /* Executable image of trampoline */ struct bpf_tramp_image *cur_image; - struct module *mod; }; struct bpf_attach_target_info { @@ -1412,6 +1415,7 @@ struct bpf_jit_poke_descriptor { struct bpf_ctx_arg_aux { u32 offset; enum bpf_reg_type reg_type; + struct btf *btf; u32 btf_id; }; @@ -1451,11 +1455,11 @@ struct bpf_prog_aux { bool attach_btf_trace; /* true if attaching to BTF-enabled raw tp */ bool attach_tracing_prog; /* true if tracing another tracing program */ bool func_proto_unreliable; - bool sleepable; bool tail_call_reachable; bool xdp_has_frags; bool exception_cb; bool exception_boundary; + struct bpf_arena *arena; /* BTF_KIND_FUNC_PROTO for valid attach_btf_id */ const struct btf_type *attach_func_proto; /* function name for valid attach_btf_id */ @@ -1485,6 +1489,7 @@ struct bpf_prog_aux { #ifdef CONFIG_SECURITY void *security; #endif + struct bpf_token *token; struct bpf_prog_offload *offload; struct btf *btf; struct bpf_func_info *func_info; @@ -1535,7 +1540,8 @@ struct bpf_prog { enforce_expected_attach_type:1, /* Enforce expected_attach_type checking at attach time */ call_get_stack:1, /* Do we call bpf_get_stack() or bpf_get_stackid() */ call_get_func_ip:1, /* Do we call get_func_ip() */ - tstamp_type_access:1; /* Accessed __sk_buff->tstamp_type */ + tstamp_type_access:1, /* Accessed __sk_buff->tstamp_type */ + sleepable:1; /* BPF program is sleepable */ enum bpf_prog_type type; /* Type of BPF program */ enum bpf_attach_type expected_attach_type; /* For some prog types */ u32 len; /* Number of filter blocks */ @@ -1623,6 +1629,31 @@ struct bpf_link_primer { u32 id; }; +struct bpf_mount_opts { + kuid_t uid; + kgid_t gid; + umode_t mode; + + /* BPF token-related delegation options */ + u64 delegate_cmds; + u64 delegate_maps; + u64 delegate_progs; + u64 delegate_attachs; +}; + +struct bpf_token { + struct work_struct work; + atomic64_t refcnt; + struct user_namespace *userns; + u64 allowed_cmds; + u64 allowed_maps; + u64 allowed_progs; + u64 allowed_attachs; +#ifdef CONFIG_SECURITY + void *security; +#endif +}; + struct bpf_struct_ops_value; struct btf_member; @@ -1687,19 +1718,64 @@ struct bpf_struct_ops { void (*unreg)(void *kdata); int (*update)(void *kdata, void *old_kdata); int (*validate)(void *kdata); - const struct btf_type *type; - const struct btf_type *value_type; + void *cfi_stubs; + struct module *owner; const char *name; struct btf_func_model func_models[BPF_STRUCT_OPS_MAX_NR_MEMBERS]; +}; + +/* Every member of a struct_ops type has an instance even a member is not + * an operator (function pointer). The "info" field will be assigned to + * prog->aux->ctx_arg_info of BPF struct_ops programs to provide the + * argument information required by the verifier to verify the program. + * + * btf_ctx_access() will lookup prog->aux->ctx_arg_info to find the + * corresponding entry for an given argument. + */ +struct bpf_struct_ops_arg_info { + struct bpf_ctx_arg_aux *info; + u32 cnt; +}; + +struct bpf_struct_ops_desc { + struct bpf_struct_ops *st_ops; + + const struct btf_type *type; + const struct btf_type *value_type; u32 type_id; u32 value_id; - void *cfi_stubs; + + /* Collection of argument information for each member */ + struct bpf_struct_ops_arg_info *arg_info; +}; + +enum bpf_struct_ops_state { + BPF_STRUCT_OPS_STATE_INIT, + BPF_STRUCT_OPS_STATE_INUSE, + BPF_STRUCT_OPS_STATE_TOBEFREE, + BPF_STRUCT_OPS_STATE_READY, +}; + +struct bpf_struct_ops_common_value { + refcount_t refcnt; + enum bpf_struct_ops_state state; }; #if defined(CONFIG_BPF_JIT) && defined(CONFIG_BPF_SYSCALL) +/* This macro helps developer to register a struct_ops type and generate + * type information correctly. Developers should use this macro to register + * a struct_ops type instead of calling __register_bpf_struct_ops() directly. + */ +#define register_bpf_struct_ops(st_ops, type) \ + ({ \ + struct bpf_struct_ops_##type { \ + struct bpf_struct_ops_common_value common; \ + struct type data ____cacheline_aligned_in_smp; \ + }; \ + BTF_TYPE_EMIT(struct bpf_struct_ops_##type); \ + __register_bpf_struct_ops(st_ops); \ + }) #define BPF_MODULE_OWNER ((void *)((0xeB9FUL << 2) + POISON_POINTER_DELTA)) -const struct bpf_struct_ops *bpf_struct_ops_find(u32 type_id); -void bpf_struct_ops_init(struct btf *btf, struct bpf_verifier_log *log); bool bpf_struct_ops_get(const void *kdata); void bpf_struct_ops_put(const void *kdata); int bpf_struct_ops_map_sys_lookup_elem(struct bpf_map *map, void *key, @@ -1708,7 +1784,9 @@ int bpf_struct_ops_prepare_trampoline(struct bpf_tramp_links *tlinks, struct bpf_tramp_link *link, const struct btf_func_model *model, void *stub_func, - void *image, void *image_end); + void **image, u32 *image_off, + bool allow_alloc); +void bpf_struct_ops_image_free(void *image); static inline bool bpf_try_module_get(const void *data, struct module *owner) { if (owner == BPF_MODULE_OWNER) @@ -1741,15 +1819,13 @@ struct bpf_dummy_ops { int bpf_struct_ops_test_run(struct bpf_prog *prog, const union bpf_attr *kattr, union bpf_attr __user *uattr); #endif +int bpf_struct_ops_desc_init(struct bpf_struct_ops_desc *st_ops_desc, + struct btf *btf, + struct bpf_verifier_log *log); +void bpf_map_struct_ops_info_fill(struct bpf_map_info *info, struct bpf_map *map); +void bpf_struct_ops_desc_release(struct bpf_struct_ops_desc *st_ops_desc); #else -static inline const struct bpf_struct_ops *bpf_struct_ops_find(u32 type_id) -{ - return NULL; -} -static inline void bpf_struct_ops_init(struct btf *btf, - struct bpf_verifier_log *log) -{ -} +#define register_bpf_struct_ops(st_ops, type) ({ (void *)(st_ops); 0; }) static inline bool bpf_try_module_get(const void *data, struct module *owner) { return try_module_get(owner); @@ -1768,6 +1844,13 @@ static inline int bpf_struct_ops_link_create(union bpf_attr *attr) { return -EOPNOTSUPP; } +static inline void bpf_map_struct_ops_info_fill(struct bpf_map_info *info, struct bpf_map *map) +{ +} + +static inline void bpf_struct_ops_desc_release(struct bpf_struct_ops_desc *st_ops_desc) +{ +} #endif @@ -2043,14 +2126,14 @@ bpf_prog_run_array_uprobe(const struct bpf_prog_array __rcu *array_rcu, old_run_ctx = bpf_set_run_ctx(&run_ctx.run_ctx); item = &array->items[0]; while ((prog = READ_ONCE(item->prog))) { - if (!prog->aux->sleepable) + if (!prog->sleepable) rcu_read_lock(); run_ctx.bpf_cookie = item->bpf_cookie; ret &= run_prog(prog, ctx); item++; - if (!prog->aux->sleepable) + if (!prog->sleepable) rcu_read_unlock(); } bpf_reset_run_ctx(old_run_ctx); @@ -2082,6 +2165,7 @@ static inline void bpf_enable_instrumentation(void) migrate_enable(); } +extern const struct super_operations bpf_super_ops; extern const struct file_operations bpf_map_fops; extern const struct file_operations bpf_prog_fops; extern const struct file_operations bpf_iter_fops; @@ -2149,6 +2233,8 @@ int generic_map_delete_batch(struct bpf_map *map, struct bpf_map *bpf_map_get_curr_or_next(u32 *id); struct bpf_prog *bpf_prog_get_curr_or_next(u32 *id); +int bpf_map_alloc_pages(const struct bpf_map *map, gfp_t gfp, int nid, + unsigned long nr_pages, struct page **page_array); #ifdef CONFIG_MEMCG_KMEM void *bpf_map_kmalloc_node(const struct bpf_map *map, size_t size, gfp_t flags, int node); @@ -2216,24 +2302,26 @@ static inline void bpf_map_dec_elem_count(struct bpf_map *map) extern int sysctl_unprivileged_bpf_disabled; -static inline bool bpf_allow_ptr_leaks(void) +bool bpf_token_capable(const struct bpf_token *token, int cap); + +static inline bool bpf_allow_ptr_leaks(const struct bpf_token *token) { - return perfmon_capable(); + return bpf_token_capable(token, CAP_PERFMON); } -static inline bool bpf_allow_uninit_stack(void) +static inline bool bpf_allow_uninit_stack(const struct bpf_token *token) { - return perfmon_capable(); + return bpf_token_capable(token, CAP_PERFMON); } -static inline bool bpf_bypass_spec_v1(void) +static inline bool bpf_bypass_spec_v1(const struct bpf_token *token) { - return cpu_mitigations_off() || perfmon_capable(); + return cpu_mitigations_off() || bpf_token_capable(token, CAP_PERFMON); } -static inline bool bpf_bypass_spec_v4(void) +static inline bool bpf_bypass_spec_v4(const struct bpf_token *token) { - return cpu_mitigations_off() || perfmon_capable(); + return cpu_mitigations_off() || bpf_token_capable(token, CAP_PERFMON); } int bpf_map_new_fd(struct bpf_map *map, int flags); @@ -2250,8 +2338,21 @@ int bpf_link_new_fd(struct bpf_link *link); struct bpf_link *bpf_link_get_from_fd(u32 ufd); struct bpf_link *bpf_link_get_curr_or_next(u32 *id); +void bpf_token_inc(struct bpf_token *token); +void bpf_token_put(struct bpf_token *token); +int bpf_token_create(union bpf_attr *attr); +struct bpf_token *bpf_token_get_from_fd(u32 ufd); + +bool bpf_token_allow_cmd(const struct bpf_token *token, enum bpf_cmd cmd); +bool bpf_token_allow_map_type(const struct bpf_token *token, enum bpf_map_type type); +bool bpf_token_allow_prog_type(const struct bpf_token *token, + enum bpf_prog_type prog_type, + enum bpf_attach_type attach_type); + int bpf_obj_pin_user(u32 ufd, int path_fd, const char __user *pathname); int bpf_obj_get_user(int path_fd, const char __user *pathname, int flags); +struct inode *bpf_get_inode(struct super_block *sb, const struct inode *dir, + umode_t mode); #define BPF_ITER_FUNC_PREFIX "bpf_iter_" #define DEFINE_BPF_ITER_FUNC(target, args...) \ @@ -2486,11 +2587,14 @@ int btf_check_type_match(struct bpf_verifier_log *log, const struct bpf_prog *pr struct btf *btf, const struct btf_type *t); const char *btf_find_decl_tag_value(const struct btf *btf, const struct btf_type *pt, int comp_idx, const char *tag_key); +int btf_find_next_decl_tag(const struct btf *btf, const struct btf_type *pt, + int comp_idx, const char *tag_key, int last_id); struct bpf_prog *bpf_prog_by_id(u32 id); struct bpf_link *bpf_link_by_id(u32 id); -const struct bpf_func_proto *bpf_base_func_proto(enum bpf_func_id func_id); +const struct bpf_func_proto *bpf_base_func_proto(enum bpf_func_id func_id, + const struct bpf_prog *prog); void bpf_task_storage_free(struct task_struct *task); void bpf_cgrp_storage_free(struct cgroup *cgroup); bool bpf_prog_has_kfunc_call(const struct bpf_prog *prog); @@ -2609,6 +2713,24 @@ static inline int bpf_obj_get_user(const char __user *pathname, int flags) return -EOPNOTSUPP; } +static inline bool bpf_token_capable(const struct bpf_token *token, int cap) +{ + return capable(cap) || (cap != CAP_SYS_ADMIN && capable(CAP_SYS_ADMIN)); +} + +static inline void bpf_token_inc(struct bpf_token *token) +{ +} + +static inline void bpf_token_put(struct bpf_token *token) +{ +} + +static inline struct bpf_token *bpf_token_get_from_fd(u32 ufd) +{ + return ERR_PTR(-EOPNOTSUPP); +} + static inline void __dev_flush(void) { } @@ -2732,7 +2854,7 @@ static inline int btf_struct_access(struct bpf_verifier_log *log, } static inline const struct bpf_func_proto * -bpf_base_func_proto(enum bpf_func_id func_id) +bpf_base_func_proto(enum bpf_func_id func_id, const struct bpf_prog *prog) { return NULL; } diff --git a/include/linux/bpf_local_storage.h b/include/linux/bpf_local_storage.h index 173ec7f43e..dcddb0aef7 100644 --- a/include/linux/bpf_local_storage.h +++ b/include/linux/bpf_local_storage.h @@ -129,10 +129,36 @@ bpf_local_storage_map_alloc(union bpf_attr *attr, struct bpf_local_storage_cache *cache, bool bpf_ma); -struct bpf_local_storage_data * +void __bpf_local_storage_insert_cache(struct bpf_local_storage *local_storage, + struct bpf_local_storage_map *smap, + struct bpf_local_storage_elem *selem); +/* If cacheit_lockit is false, this lookup function is lockless */ +static inline struct bpf_local_storage_data * bpf_local_storage_lookup(struct bpf_local_storage *local_storage, struct bpf_local_storage_map *smap, - bool cacheit_lockit); + bool cacheit_lockit) +{ + struct bpf_local_storage_data *sdata; + struct bpf_local_storage_elem *selem; + + /* Fast path (cache hit) */ + sdata = rcu_dereference_check(local_storage->cache[smap->cache_idx], + bpf_rcu_lock_held()); + if (sdata && rcu_access_pointer(sdata->smap) == smap) + return sdata; + + /* Slow path (cache miss) */ + hlist_for_each_entry_rcu(selem, &local_storage->list, snode, + rcu_read_lock_trace_held()) + if (rcu_access_pointer(SDATA(selem)->smap) == smap) + break; + + if (!selem) + return NULL; + if (cacheit_lockit) + __bpf_local_storage_insert_cache(local_storage, smap, selem); + return SDATA(selem); +} void bpf_local_storage_destroy(struct bpf_local_storage *local_storage); diff --git a/include/linux/bpf_types.h b/include/linux/bpf_types.h index 94baced5a1..9f2a6b83b4 100644 --- a/include/linux/bpf_types.h +++ b/include/linux/bpf_types.h @@ -132,6 +132,7 @@ BPF_MAP_TYPE(BPF_MAP_TYPE_STRUCT_OPS, bpf_struct_ops_map_ops) BPF_MAP_TYPE(BPF_MAP_TYPE_RINGBUF, ringbuf_map_ops) BPF_MAP_TYPE(BPF_MAP_TYPE_BLOOM_FILTER, bloom_filter_map_ops) BPF_MAP_TYPE(BPF_MAP_TYPE_USER_RINGBUF, user_ringbuf_map_ops) +BPF_MAP_TYPE(BPF_MAP_TYPE_ARENA, arena_map_ops) BPF_LINK_TYPE(BPF_LINK_TYPE_RAW_TRACEPOINT, raw_tracepoint) BPF_LINK_TYPE(BPF_LINK_TYPE_TRACING, tracing) diff --git a/include/linux/bpf_verifier.h b/include/linux/bpf_verifier.h index d07d857ca6..e742db470a 100644 --- a/include/linux/bpf_verifier.h +++ b/include/linux/bpf_verifier.h @@ -449,11 +449,12 @@ struct bpf_verifier_state { u32 jmp_history_cnt; u32 dfs_depth; u32 callback_unroll_depth; + u32 may_goto_depth; }; #define bpf_get_spilled_reg(slot, frame, mask) \ (((slot < frame->allocated_stack / BPF_REG_SIZE) && \ - ((1 << frame->stack[slot].slot_type[0]) & (mask))) \ + ((1 << frame->stack[slot].slot_type[BPF_REG_SIZE - 1]) & (mask))) \ ? &frame->stack[slot].spilled_ptr : NULL) /* Iterate over 'frame', setting 'reg' to either NULL or a spilled register. */ @@ -547,6 +548,7 @@ struct bpf_insn_aux_data { u32 seen; /* this insn was processed by the verifier at env->pass_cnt */ bool sanitize_stack_spill; /* subject to Spectre v4 sanitation */ bool zext_dst; /* this insn zero extends dst reg */ + bool needs_zext; /* alu op needs to clear upper bits */ bool storage_get_func_atomic; /* bpf_*_storage_get() with atomic memory alloc */ bool is_iter_next; /* bpf_iter_<type>_next() kfunc call */ bool call_with_percpu_alloc_ptr; /* {this,per}_cpu_ptr() with prog percpu alloc */ @@ -610,6 +612,7 @@ struct bpf_subprog_arg_info { enum bpf_arg_type arg_type; union { u32 mem_size; + u32 btf_id; }; }; @@ -618,6 +621,7 @@ struct bpf_subprog_info { u32 start; /* insn idx of function entry point */ u32 linfo_idx; /* The idx to the main_prog->aux->linfo */ u16 stack_depth; /* max. stack depth used by this function */ + u16 stack_extra; bool has_tail_call: 1; bool tail_call_reachable: 1; bool has_ld_abs: 1; @@ -662,6 +666,7 @@ struct bpf_verifier_env { u32 prev_insn_idx; struct bpf_prog *prog; /* eBPF program being verified */ const struct bpf_verifier_ops *ops; + struct module *attach_btf_mod; /* The owner module of prog->aux->attach_btf */ struct bpf_verifier_stack_elem *head; /* stack of verifier states to be processed */ int stack_size; /* number of states to be processed */ bool strict_alignment; /* perform strict pointer alignment checks */ @@ -732,6 +737,8 @@ struct bpf_verifier_env { /* Same as scratched_regs but for stack slots */ u64 scratched_stack_slots; u64 prev_log_pos, prev_insn_print_pos; + /* buffer used to temporary hold constants as scalar registers */ + struct bpf_reg_state fake_reg[2]; /* buffer used to generate temporary string representations, * e.g., in reg_type_str() to generate reg_type string */ @@ -917,6 +924,15 @@ static inline void mark_verifier_state_scratched(struct bpf_verifier_env *env) env->scratched_stack_slots = ~0ULL; } +static inline bool bpf_stack_narrow_access_ok(int off, int fill_size, int spill_size) +{ +#ifdef __BIG_ENDIAN + off -= spill_size - fill_size; +#endif + + return !(off % BPF_REG_SIZE); +} + const char *reg_type_str(struct bpf_verifier_env *env, enum bpf_reg_type type); const char *dynptr_type_str(enum bpf_dynptr_type type); const char *iter_type_str(const struct btf *btf, u32 btf_id); diff --git a/include/linux/btf.h b/include/linux/btf.h index cf5c6ff489..f9e56fd12a 100644 --- a/include/linux/btf.h +++ b/include/linux/btf.h @@ -137,6 +137,7 @@ struct btf_struct_metas { extern const struct file_operations btf_fops; +const char *btf_get_name(const struct btf *btf); void btf_get(struct btf *btf); void btf_put(struct btf *btf); int btf_new_fd(const union bpf_attr *attr, bpfptr_t uattr, u32 uattr_sz); @@ -494,8 +495,26 @@ static inline void *btf_id_set8_contains(const struct btf_id_set8 *set, u32 id) return bsearch(&id, set->pairs, set->cnt, sizeof(set->pairs[0]), btf_id_cmp_func); } +bool btf_param_match_suffix(const struct btf *btf, + const struct btf_param *arg, + const char *suffix); +int btf_ctx_arg_offset(const struct btf *btf, const struct btf_type *func_proto, + u32 arg_no); + struct bpf_verifier_log; +#if defined(CONFIG_BPF_JIT) && defined(CONFIG_BPF_SYSCALL) +struct bpf_struct_ops; +int __register_bpf_struct_ops(struct bpf_struct_ops *st_ops); +const struct bpf_struct_ops_desc *bpf_struct_ops_find_value(struct btf *btf, u32 value_id); +const struct bpf_struct_ops_desc *bpf_struct_ops_find(struct btf *btf, u32 type_id); +#else +static inline const struct bpf_struct_ops_desc *bpf_struct_ops_find(struct btf *btf, u32 type_id) +{ + return NULL; +} +#endif + #ifdef CONFIG_BPF_SYSCALL const struct btf_type *btf_type_by_id(const struct btf *btf, u32 type_id); const char *btf_name_by_offset(const struct btf *btf, u32 offset); @@ -512,10 +531,9 @@ s32 btf_find_dtor_kfunc(struct btf *btf, u32 btf_id); int register_btf_id_dtor_kfuncs(const struct btf_id_dtor_kfunc *dtors, u32 add_cnt, struct module *owner); struct btf_struct_meta *btf_find_struct_meta(const struct btf *btf, u32 btf_id); -const struct btf_type * -btf_get_prog_ctx_type(struct bpf_verifier_log *log, const struct btf *btf, - const struct btf_type *t, enum bpf_prog_type prog_type, - int arg); +bool btf_is_prog_ctx_type(struct bpf_verifier_log *log, const struct btf *btf, + const struct btf_type *t, enum bpf_prog_type prog_type, + int arg); int get_kern_ctx_btf_id(struct bpf_verifier_log *log, enum bpf_prog_type prog_type); bool btf_types_are_same(const struct btf *btf1, u32 id1, const struct btf *btf2, u32 id2); @@ -555,12 +573,12 @@ static inline struct btf_struct_meta *btf_find_struct_meta(const struct btf *btf { return NULL; } -static inline const struct btf_member * -btf_get_prog_ctx_type(struct bpf_verifier_log *log, const struct btf *btf, - const struct btf_type *t, enum bpf_prog_type prog_type, - int arg) +static inline bool +btf_is_prog_ctx_type(struct bpf_verifier_log *log, const struct btf *btf, + const struct btf_type *t, enum bpf_prog_type prog_type, + int arg) { - return NULL; + return false; } static inline int get_kern_ctx_btf_id(struct bpf_verifier_log *log, enum bpf_prog_type prog_type) { diff --git a/include/linux/btf_ids.h b/include/linux/btf_ids.h index a9cb10b0e2..e24aabfe8e 100644 --- a/include/linux/btf_ids.h +++ b/include/linux/btf_ids.h @@ -8,6 +8,9 @@ struct btf_id_set { u32 ids[]; }; +/* This flag implies BTF_SET8 holds kfunc(s) */ +#define BTF_SET8_KFUNCS (1 << 0) + struct btf_id_set8 { u32 cnt; u32 flags; @@ -21,6 +24,7 @@ struct btf_id_set8 { #include <linux/compiler.h> /* for __PASTE */ #include <linux/compiler_attributes.h> /* for __maybe_unused */ +#include <linux/stringify.h> /* * Following macros help to define lists of BTF IDs placed @@ -183,17 +187,18 @@ extern struct btf_id_set name; * .word (1 << 3) | (1 << 1) | (1 << 2) * */ -#define __BTF_SET8_START(name, scope) \ +#define __BTF_SET8_START(name, scope, flags) \ +__BTF_ID_LIST(name, local) \ asm( \ ".pushsection " BTF_IDS_SECTION ",\"a\"; \n" \ "." #scope " __BTF_ID__set8__" #name "; \n" \ "__BTF_ID__set8__" #name ":; \n" \ -".zero 8 \n" \ +".zero 4 \n" \ +".long " __stringify(flags) "\n" \ ".popsection; \n"); #define BTF_SET8_START(name) \ -__BTF_ID_LIST(name, local) \ -__BTF_SET8_START(name, local) +__BTF_SET8_START(name, local, 0) #define BTF_SET8_END(name) \ asm( \ @@ -202,6 +207,12 @@ asm( \ ".popsection; \n"); \ extern struct btf_id_set8 name; +#define BTF_KFUNCS_START(name) \ +__BTF_SET8_START(name, local, BTF_SET8_KFUNCS) + +#define BTF_KFUNCS_END(name) \ +BTF_SET8_END(name) + #else #define BTF_ID_LIST(name) static u32 __maybe_unused name[64]; @@ -216,6 +227,8 @@ extern struct btf_id_set8 name; #define BTF_SET_END(name) #define BTF_SET8_START(name) static struct btf_id_set8 __maybe_unused name = { 0 }; #define BTF_SET8_END(name) +#define BTF_KFUNCS_START(name) static struct btf_id_set8 __maybe_unused name = { .flags = BTF_SET8_KFUNCS }; +#define BTF_KFUNCS_END(name) #endif /* CONFIG_DEBUG_INFO_BTF */ diff --git a/include/linux/buildid.h b/include/linux/buildid.h index 8a582d242f..20aa3c2d89 100644 --- a/include/linux/buildid.h +++ b/include/linux/buildid.h @@ -11,7 +11,7 @@ int build_id_parse(struct vm_area_struct *vma, unsigned char *build_id, __u32 *size); int build_id_parse_buf(const void *buf, unsigned char *build_id, u32 buf_size); -#if IS_ENABLED(CONFIG_STACKTRACE_BUILD_ID) || IS_ENABLED(CONFIG_CRASH_CORE) +#if IS_ENABLED(CONFIG_STACKTRACE_BUILD_ID) || IS_ENABLED(CONFIG_VMCORE_INFO) extern unsigned char vmlinux_build_id[BUILD_ID_SIZE_MAX]; void init_vmlinux_build_id(void); #else diff --git a/include/linux/cacheinfo.h b/include/linux/cacheinfo.h index d504eb4b49..2cb15fe4fe 100644 --- a/include/linux/cacheinfo.h +++ b/include/linux/cacheinfo.h @@ -138,4 +138,10 @@ static inline int get_cpu_cacheinfo_id(int cpu, int level) #define use_arch_cache_info() (false) #endif +#ifndef CONFIG_ARCH_HAS_CPU_CACHE_ALIASING +#define cpu_dcache_is_aliasing() false +#else +#include <asm/cachetype.h> +#endif + #endif /* _LINUX_CACHEINFO_H */ diff --git a/include/linux/cc_platform.h b/include/linux/cc_platform.h index cb0d6cd1c1..60693a1458 100644 --- a/include/linux/cc_platform.h +++ b/include/linux/cc_platform.h @@ -90,6 +90,14 @@ enum cc_attr { * Examples include TDX Guest. */ CC_ATTR_HOTPLUG_DISABLED, + + /** + * @CC_ATTR_HOST_SEV_SNP: AMD SNP enabled on the host. + * + * The host kernel is running with the necessary features + * enabled to run SEV-SNP guests. + */ + CC_ATTR_HOST_SEV_SNP, }; #ifdef CONFIG_ARCH_HAS_CC_PLATFORM @@ -107,10 +115,14 @@ enum cc_attr { * * FALSE - Specified Confidential Computing attribute is not active */ bool cc_platform_has(enum cc_attr attr); +void cc_platform_set(enum cc_attr attr); +void cc_platform_clear(enum cc_attr attr); #else /* !CONFIG_ARCH_HAS_CC_PLATFORM */ static inline bool cc_platform_has(enum cc_attr attr) { return false; } +static inline void cc_platform_set(enum cc_attr attr) { } +static inline void cc_platform_clear(enum cc_attr attr) { } #endif /* CONFIG_ARCH_HAS_CC_PLATFORM */ diff --git a/include/linux/cdx/cdx_bus.h b/include/linux/cdx/cdx_bus.h index 6355a36a3f..b57118aaa6 100644 --- a/include/linux/cdx/cdx_bus.h +++ b/include/linux/cdx/cdx_bus.h @@ -12,6 +12,7 @@ #include <linux/device.h> #include <linux/list.h> #include <linux/mod_devicetable.h> +#include <linux/msi.h> #define MAX_CDX_DEV_RESOURCES 4 #define CDX_CONTROLLER_ID_SHIFT 4 @@ -21,13 +22,25 @@ struct cdx_controller; enum { + CDX_DEV_MSI_CONF, CDX_DEV_BUS_MASTER_CONF, CDX_DEV_RESET_CONF, + CDX_DEV_MSI_ENABLE, +}; + +struct cdx_msi_config { + u64 addr; + u32 data; + u16 msi_index; }; struct cdx_device_config { u8 type; - bool bus_master_enable; + union { + struct cdx_msi_config msi; + bool bus_master_enable; + bool msi_enable; + }; }; typedef int (*cdx_bus_enable_cb)(struct cdx_controller *cdx, u8 bus_num); @@ -87,6 +100,7 @@ struct cdx_ops { * struct cdx_controller: CDX controller object * @dev: Linux device associated with the CDX controller. * @priv: private data + * @msi_domain: MSI domain * @id: Controller ID * @controller_registered: controller registered with bus * @ops: CDX controller ops @@ -94,6 +108,7 @@ struct cdx_ops { struct cdx_controller { struct device *dev; void *priv; + struct irq_domain *msi_domain; u32 id; bool controller_registered; struct cdx_ops *ops; @@ -120,9 +135,13 @@ struct cdx_controller { * @req_id: Requestor ID associated with CDX device * @is_bus: Is this bus device * @enabled: is this bus enabled + * @msi_dev_id: MSI Device ID associated with CDX device + * @num_msi: Number of MSI's supported by the device * @driver_override: driver name to force a match; do not set directly, * because core frees it; use driver_set_override() to * set or clear it. + * @irqchip_lock: lock to synchronize irq/msi configuration + * @msi_write_pending: MSI write pending for this device */ struct cdx_device { struct device dev; @@ -144,7 +163,11 @@ struct cdx_device { u32 req_id; bool is_bus; bool enabled; + u32 msi_dev_id; + u32 num_msi; const char *driver_override; + struct mutex irqchip_lock; + bool msi_write_pending; }; #define to_cdx_device(_dev) \ @@ -237,4 +260,32 @@ int cdx_set_master(struct cdx_device *cdx_dev); */ int cdx_clear_master(struct cdx_device *cdx_dev); +#ifdef CONFIG_GENERIC_MSI_IRQ +/** + * cdx_enable_msi - Enable MSI for the CDX device. + * @cdx_dev: device pointer + * + * Return: 0 for success, -errno on failure + */ +int cdx_enable_msi(struct cdx_device *cdx_dev); + +/** + * cdx_disable_msi - Disable MSI for the CDX device. + * @cdx_dev: device pointer + */ +void cdx_disable_msi(struct cdx_device *cdx_dev); + +#else /* CONFIG_GENERIC_MSI_IRQ */ + +static inline int cdx_enable_msi(struct cdx_device *cdx_dev) +{ + return -ENODEV; +} + +static inline void cdx_disable_msi(struct cdx_device *cdx_dev) +{ +} + +#endif /* CONFIG_GENERIC_MSI_IRQ */ + #endif /* _CDX_BUS_H_ */ diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h index 1293c38ddb..4a537260f6 100644 --- a/include/linux/clk-provider.h +++ b/include/linux/clk-provider.h @@ -1084,18 +1084,28 @@ void of_fixed_factor_clk_setup(struct device_node *node); * @hw: handle between common and hardware-specific interfaces * @mult: multiplier * @div: divider + * @acc: fixed accuracy in ppb + * @flags: behavior modifying flags * * Clock with a fixed multiplier and divider. The output frequency is the * parent clock rate divided by div and multiplied by mult. - * Implements .recalc_rate, .set_rate and .round_rate + * Implements .recalc_rate, .set_rate, .round_rate and .recalc_accuracy + * + * Flags: + * * CLK_FIXED_FACTOR_FIXED_ACCURACY - Use the value in @acc instead of the + * parent clk accuracy. */ struct clk_fixed_factor { struct clk_hw hw; unsigned int mult; unsigned int div; + unsigned long acc; + unsigned int flags; }; +#define CLK_FIXED_FACTOR_FIXED_ACCURACY BIT(0) + #define to_clk_fixed_factor(_hw) container_of(_hw, struct clk_fixed_factor, hw) extern const struct clk_ops clk_fixed_factor_ops; @@ -1106,10 +1116,24 @@ void clk_unregister_fixed_factor(struct clk *clk); struct clk_hw *clk_hw_register_fixed_factor(struct device *dev, const char *name, const char *parent_name, unsigned long flags, unsigned int mult, unsigned int div); +struct clk_hw *clk_hw_register_fixed_factor_fwname(struct device *dev, + struct device_node *np, const char *name, const char *fw_name, + unsigned long flags, unsigned int mult, unsigned int div); +struct clk_hw *clk_hw_register_fixed_factor_with_accuracy_fwname(struct device *dev, + struct device_node *np, const char *name, const char *fw_name, + unsigned long flags, unsigned int mult, unsigned int div, + unsigned long acc); void clk_hw_unregister_fixed_factor(struct clk_hw *hw); struct clk_hw *devm_clk_hw_register_fixed_factor(struct device *dev, const char *name, const char *parent_name, unsigned long flags, unsigned int mult, unsigned int div); +struct clk_hw *devm_clk_hw_register_fixed_factor_fwname(struct device *dev, + struct device_node *np, const char *name, const char *fw_name, + unsigned long flags, unsigned int mult, unsigned int div); +struct clk_hw *devm_clk_hw_register_fixed_factor_with_accuracy_fwname(struct device *dev, + struct device_node *np, const char *name, const char *fw_name, + unsigned long flags, unsigned int mult, unsigned int div, + unsigned long acc); struct clk_hw *devm_clk_hw_register_fixed_factor_index(struct device *dev, const char *name, unsigned int index, unsigned long flags, unsigned int mult, unsigned int div); diff --git a/include/linux/clk.h b/include/linux/clk.h index 06f1b292f8..0fa56d6725 100644 --- a/include/linux/clk.h +++ b/include/linux/clk.h @@ -202,6 +202,18 @@ bool clk_is_match(const struct clk *p, const struct clk *q); int clk_rate_exclusive_get(struct clk *clk); /** + * devm_clk_rate_exclusive_get - devm variant of clk_rate_exclusive_get + * @dev: device the exclusivity is bound to + * @clk: clock source + * + * Calls clk_rate_exclusive_get() on @clk and registers a devm cleanup handler + * on @dev to call clk_rate_exclusive_put(). + * + * Must not be called from within atomic context. + */ +int devm_clk_rate_exclusive_get(struct device *dev, struct clk *clk); + +/** * clk_rate_exclusive_put - release exclusivity over the rate control of a * producer * @clk: clock source @@ -274,6 +286,11 @@ static inline int clk_rate_exclusive_get(struct clk *clk) return 0; } +static inline int devm_clk_rate_exclusive_get(struct device *dev, struct clk *clk) +{ + return 0; +} + static inline void clk_rate_exclusive_put(struct clk *clk) {} #endif @@ -479,6 +496,22 @@ int __must_check devm_clk_bulk_get_all(struct device *dev, struct clk_bulk_data **clks); /** + * devm_clk_bulk_get_all_enable - Get and enable all clocks of the consumer (managed) + * @dev: device for clock "consumer" + * @clks: pointer to the clk_bulk_data table of consumer + * + * Returns success (0) or negative errno. + * + * This helper function allows drivers to get all clocks of the + * consumer and enables them in one operation with management. + * The clks will automatically be disabled and freed when the device + * is unbound. + */ + +int __must_check devm_clk_bulk_get_all_enable(struct device *dev, + struct clk_bulk_data **clks); + +/** * devm_clk_get - lookup and obtain a managed reference to a clock producer. * @dev: device for clock "consumer" * @id: clock consumer ID @@ -968,6 +1001,12 @@ static inline int __must_check devm_clk_bulk_get_all(struct device *dev, return 0; } +static inline int __must_check devm_clk_bulk_get_all_enable(struct device *dev, + struct clk_bulk_data **clks) +{ + return 0; +} + static inline struct clk *devm_get_clk_from_child(struct device *dev, struct device_node *np, const char *con_id) { diff --git a/include/linux/clk/ti.h b/include/linux/clk/ti.h index cbfcbf186c..e656f63efd 100644 --- a/include/linux/clk/ti.h +++ b/include/linux/clk/ti.h @@ -13,11 +13,14 @@ /** * struct clk_omap_reg - OMAP register declaration * @offset: offset from the master IP module base address + * @bit: register bit offset * @index: index of the master IP module + * @flags: flags */ struct clk_omap_reg { void __iomem *ptr; u16 offset; + u8 bit; u8 index; u8 flags; }; diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h index 1d42d4b173..0ad8b550bb 100644 --- a/include/linux/clocksource.h +++ b/include/linux/clocksource.h @@ -291,7 +291,19 @@ static inline void timer_probe(void) {} #define TIMER_ACPI_DECLARE(name, table_id, fn) \ ACPI_DECLARE_PROBE_ENTRY(timer, name, table_id, 0, NULL, 0, fn) -extern ulong max_cswd_read_retries; +static inline unsigned int clocksource_get_max_watchdog_retry(void) +{ + /* + * When system is in the boot phase or under heavy workload, there + * can be random big latencies during the clocksource/watchdog + * read, so allow retries to filter the noise latency. As the + * latency's frequency and maximum value goes up with the number of + * CPUs, scale the number of retries with the number of online + * CPUs. + */ + return (ilog2(num_online_cpus()) / 2) + 1; +} + void clocksource_verify_percpu(struct clocksource *cs); #endif /* _LINUX_CLOCKSOURCE_H */ diff --git a/include/linux/clocksource_ids.h b/include/linux/clocksource_ids.h index 16775d7d8f..a4fa343694 100644 --- a/include/linux/clocksource_ids.h +++ b/include/linux/clocksource_ids.h @@ -6,6 +6,9 @@ enum clocksource_ids { CSID_GENERIC = 0, CSID_ARM_ARCH_COUNTER, + CSID_X86_TSC_EARLY, + CSID_X86_TSC, + CSID_X86_KVM_CLK, CSID_MAX, }; diff --git a/include/linux/cma.h b/include/linux/cma.h index 63873b93de..9db877506e 100644 --- a/include/linux/cma.h +++ b/include/linux/cma.h @@ -6,12 +6,8 @@ #include <linux/types.h> #include <linux/numa.h> -/* - * There is always at least global CMA area and a few optional - * areas configured in kernel .config. - */ #ifdef CONFIG_CMA_AREAS -#define MAX_CMA_AREAS (1 + CONFIG_CMA_AREAS) +#define MAX_CMA_AREAS CONFIG_CMA_AREAS #endif #define CMA_MAX_NAME 64 diff --git a/include/linux/compiler-clang.h b/include/linux/compiler-clang.h index ddab1ef22b..49feac0162 100644 --- a/include/linux/compiler-clang.h +++ b/include/linux/compiler-clang.h @@ -9,7 +9,7 @@ * Clang prior to 17 is being silly and considers many __cleanup() variables * as unused (because they are, their sole purpose is to go out of scope). * - * https://reviews.llvm.org/D152180 + * https://github.com/llvm/llvm-project/commit/877210faa447f4cc7db87812f8ed80e398fedd61 */ #undef __cleanup #define __cleanup(func) __maybe_unused __attribute__((__cleanup__(func))) @@ -114,11 +114,7 @@ #define __diag_str(s) __diag_str1(s) #define __diag(s) _Pragma(__diag_str(clang diagnostic s)) -#if CONFIG_CLANG_VERSION >= 110000 -#define __diag_clang_11(s) __diag(s) -#else -#define __diag_clang_11(s) -#endif +#define __diag_clang_13(s) __diag(s) #define __diag_ignore_all(option, comment) \ - __diag_clang(11, ignore, option) + __diag_clang(13, ignore, option) diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h index 75bd1692d2..aff92b1d28 100644 --- a/include/linux/compiler-gcc.h +++ b/include/linux/compiler-gcc.h @@ -35,7 +35,7 @@ (typeof(ptr)) (__ptr + (off)); \ }) -#ifdef CONFIG_RETPOLINE +#ifdef CONFIG_MITIGATION_RETPOLINE #define __noretpoline __attribute__((__indirect_branch__("keep"))) #endif diff --git a/include/linux/compiler.h b/include/linux/compiler.h index bb1339c705..8c252e073b 100644 --- a/include/linux/compiler.h +++ b/include/linux/compiler.h @@ -116,6 +116,14 @@ void ftrace_likely_update(struct ftrace_likely_data *f, int val, */ #define __stringify_label(n) #n +#define __annotate_reachable(c) ({ \ + asm volatile(__stringify_label(c) ":\n\t" \ + ".pushsection .discard.reachable\n\t" \ + ".long " __stringify_label(c) "b - .\n\t" \ + ".popsection\n\t"); \ +}) +#define annotate_reachable() __annotate_reachable(__COUNTER__) + #define __annotate_unreachable(c) ({ \ asm volatile(__stringify_label(c) ":\n\t" \ ".pushsection .discard.unreachable\n\t" \ @@ -128,6 +136,7 @@ void ftrace_likely_update(struct ftrace_likely_data *f, int val, #define __annotate_jump_table __section(".rodata..c_jump_table") #else /* !CONFIG_OBJTOOL */ +#define annotate_reachable() #define annotate_unreachable() #define __annotate_jump_table #endif /* CONFIG_OBJTOOL */ @@ -209,7 +218,7 @@ void ftrace_likely_update(struct ftrace_likely_data *f, int val, */ #define ___ADDRESSABLE(sym, __attrs) \ static void * __used __attrs \ - __UNIQUE_ID(__PASTE(__addressable_,sym)) = (void *)&sym; + __UNIQUE_ID(__PASTE(__addressable_,sym)) = (void *)(uintptr_t)&sym; #define __ADDRESSABLE(sym) \ ___ADDRESSABLE(sym, __section(".discard.addressable")) @@ -231,6 +240,45 @@ static inline void *offset_to_ptr(const int *off) * This returns a constant expression while determining if an argument is * a constant expression, most importantly without evaluating the argument. * Glory to Martin Uecker <Martin.Uecker@med.uni-goettingen.de> + * + * Details: + * - sizeof() return an integer constant expression, and does not evaluate + * the value of its operand; it only examines the type of its operand. + * - The results of comparing two integer constant expressions is also + * an integer constant expression. + * - The first literal "8" isn't important. It could be any literal value. + * - The second literal "8" is to avoid warnings about unaligned pointers; + * this could otherwise just be "1". + * - (long)(x) is used to avoid warnings about 64-bit types on 32-bit + * architectures. + * - The C Standard defines "null pointer constant", "(void *)0", as + * distinct from other void pointers. + * - If (x) is an integer constant expression, then the "* 0l" resolves + * it into an integer constant expression of value 0. Since it is cast to + * "void *", this makes the second operand a null pointer constant. + * - If (x) is not an integer constant expression, then the second operand + * resolves to a void pointer (but not a null pointer constant: the value + * is not an integer constant 0). + * - The conditional operator's third operand, "(int *)8", is an object + * pointer (to type "int"). + * - The behavior (including the return type) of the conditional operator + * ("operand1 ? operand2 : operand3") depends on the kind of expressions + * given for the second and third operands. This is the central mechanism + * of the macro: + * - When one operand is a null pointer constant (i.e. when x is an integer + * constant expression) and the other is an object pointer (i.e. our + * third operand), the conditional operator returns the type of the + * object pointer operand (i.e. "int *"). Here, within the sizeof(), we + * would then get: + * sizeof(*((int *)(...)) == sizeof(int) == 4 + * - When one operand is a void pointer (i.e. when x is not an integer + * constant expression) and the other is an object pointer (i.e. our + * third operand), the conditional operator returns a "void *" type. + * Here, within the sizeof(), we would then get: + * sizeof(*((void *)(...)) == sizeof(void) == 1 + * - The equality comparison to "sizeof(int)" therefore depends on (x): + * sizeof(int) == sizeof(int) (x) was a constant expression + * sizeof(int) != sizeof(void) (x) was not a constant expression */ #define __is_constexpr(x) \ (sizeof(int) == sizeof(*(8 ? ((void *)((long)(x) * 0l)) : (int *)8))) diff --git a/include/linux/compiler_attributes.h b/include/linux/compiler_attributes.h index 28566624f0..8bdf6e0918 100644 --- a/include/linux/compiler_attributes.h +++ b/include/linux/compiler_attributes.h @@ -95,11 +95,11 @@ #endif /* - * Optional: only supported since gcc >= 14 + * Optional: only supported since gcc >= 15 * Optional: only supported since clang >= 18 * * gcc: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108896 - * clang: https://reviews.llvm.org/D148381 + * clang: https://github.com/llvm/llvm-project/pull/76348 */ #if __has_attribute(__counted_by__) # define __counted_by(member) __attribute__((__counted_by__(member))) @@ -334,6 +334,18 @@ #define __section(section) __attribute__((__section__(section))) /* + * Optional: only supported since gcc >= 12 + * + * gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Variable-Attributes.html#index-uninitialized-variable-attribute + * clang: https://clang.llvm.org/docs/AttributeReference.html#uninitialized + */ +#if __has_attribute(__uninitialized__) +# define __uninitialized __attribute__((__uninitialized__)) +#else +# define __uninitialized +#endif + +/* * gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-unused-function-attribute * gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Type-Attributes.html#index-unused-type-attribute * gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Variable-Attributes.html#index-unused-variable-attribute diff --git a/include/linux/compiler_types.h b/include/linux/compiler_types.h index a6a2895283..8f8236317d 100644 --- a/include/linux/compiler_types.h +++ b/include/linux/compiler_types.h @@ -99,17 +99,17 @@ static inline void __chk_io_ptr(const volatile void __iomem *ptr) { } * gcc: https://gcc.gnu.org/onlinedocs/gcc/Label-Attributes.html#index-cold-label-attribute * * When -falign-functions=N is in use, we must avoid the cold attribute as - * contemporary versions of GCC drop the alignment for cold functions. Worse, - * GCC can implicitly mark callees of cold functions as cold themselves, so - * it's not sufficient to add __function_aligned here as that will not ensure - * that callees are correctly aligned. + * GCC drops the alignment for cold functions. Worse, GCC can implicitly mark + * callees of cold functions as cold themselves, so it's not sufficient to add + * __function_aligned here as that will not ensure that callees are correctly + * aligned. * * See: * * https://lore.kernel.org/lkml/Y77%2FqVgvaJidFpYt@FVFF77S0Q05N * https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88345#c9 */ -#if !defined(CONFIG_CC_IS_GCC) || (CONFIG_FUNCTION_ALIGNMENT == 0) +#if defined(CONFIG_CC_HAS_SANE_FUNCTION_ALIGNMENT) || (CONFIG_FUNCTION_ALIGNMENT == 0) #define __cold __attribute__((__cold__)) #else #define __cold @@ -293,11 +293,18 @@ struct ftrace_likely_data { #define __no_sanitize_or_inline __always_inline #endif +/* Do not trap wrapping arithmetic within an annotated function. */ +#ifdef CONFIG_UBSAN_SIGNED_WRAP +# define __signed_wrap __attribute__((no_sanitize("signed-integer-overflow"))) +#else +# define __signed_wrap +#endif + /* Section for code which can't be instrumented at all */ #define __noinstr_section(section) \ noinline notrace __attribute((__section__(section))) \ __no_kcsan __no_sanitize_address __no_profile __no_sanitize_coverage \ - __no_sanitize_memory + __no_sanitize_memory __signed_wrap #define noinstr __noinstr_section(".noinstr.text") diff --git a/include/linux/console.h b/include/linux/console.h index 779d388af8..31a8f5b85f 100644 --- a/include/linux/console.h +++ b/include/linux/console.h @@ -18,6 +18,7 @@ #include <linux/bits.h> #include <linux/rculist.h> #include <linux/types.h> +#include <linux/vesa.h> struct vc_data; struct console_font_op; @@ -36,63 +37,91 @@ enum vc_intensity; /** * struct consw - callbacks for consoles * + * @owner: the module to get references of when this console is used + * @con_startup: set up the console and return its name (like VGA, EGA, ...) + * @con_init: initialize the console on @vc. @init is true for the very first + * call on this @vc. + * @con_deinit: deinitialize the console from @vc. + * @con_clear: erase @count characters at [@x, @y] on @vc. @count >= 1. + * @con_putc: emit one character with attributes @ca to [@x, @y] on @vc. + * (optional -- @con_putcs would be called instead) + * @con_putcs: emit @count characters with attributes @s to [@x, @y] on @vc. + * @con_cursor: enable/disable cursor depending on @enable * @con_scroll: move lines from @top to @bottom in direction @dir by @lines. * Return true if no generic handling should be done. * Invoked by csi_M and printing to the console. - * @con_set_palette: sets the palette of the console to @table (optional) + * @con_switch: notifier about the console switch; it is supposed to return + * true if a redraw is needed. + * @con_blank: blank/unblank the console. The target mode is passed in @blank. + * @mode_switch is set if changing from/to text/graphics. The hook + * is supposed to return true if a redraw is needed. + * @con_font_set: set console @vc font to @font with height @vpitch. @flags can + * be %KD_FONT_FLAG_DONT_RECALC. (optional) + * @con_font_get: fetch the current font on @vc of height @vpitch into @font. + * (optional) + * @con_font_default: set default font on @vc. @name can be %NULL or font name + * to search for. @font can be filled back. (optional) + * @con_resize: resize the @vc console to @width x @height. @from_user is true + * when this change comes from the user space. + * @con_set_palette: sets the palette of the console @vc to @table (optional) * @con_scrolldelta: the contents of the console should be scrolled by @lines. * Invoked by user. (optional) + * @con_set_origin: set origin (see &vc_data::vc_origin) of the @vc. If not + * provided or returns false, the origin is set to + * @vc->vc_screenbuf. (optional) + * @con_save_screen: save screen content into @vc->vc_screenbuf. Called e.g. + * upon entering graphics. (optional) + * @con_build_attr: build attributes based on @color, @intensity and other + * parameters. The result is used for both normal and erase + * characters. (optional) + * @con_invert_region: invert a region of length @count on @vc starting at @p. + * (optional) + * @con_debug_enter: prepare the console for the debugger. This includes, but + * is not limited to, unblanking the console, loading an + * appropriate palette, and allowing debugger generated output. + * (optional) + * @con_debug_leave: restore the console to its pre-debug state as closely as + * possible. (optional) */ struct consw { struct module *owner; const char *(*con_startup)(void); - void (*con_init)(struct vc_data *vc, int init); + void (*con_init)(struct vc_data *vc, bool init); void (*con_deinit)(struct vc_data *vc); - void (*con_clear)(struct vc_data *vc, int sy, int sx, int height, - int width); - void (*con_putc)(struct vc_data *vc, int c, int ypos, int xpos); - void (*con_putcs)(struct vc_data *vc, const unsigned short *s, - int count, int ypos, int xpos); - void (*con_cursor)(struct vc_data *vc, int mode); + void (*con_clear)(struct vc_data *vc, unsigned int y, + unsigned int x, unsigned int count); + void (*con_putc)(struct vc_data *vc, u16 ca, unsigned int y, + unsigned int x); + void (*con_putcs)(struct vc_data *vc, const u16 *s, + unsigned int count, unsigned int ypos, + unsigned int xpos); + void (*con_cursor)(struct vc_data *vc, bool enable); bool (*con_scroll)(struct vc_data *vc, unsigned int top, unsigned int bottom, enum con_scroll dir, unsigned int lines); - int (*con_switch)(struct vc_data *vc); - int (*con_blank)(struct vc_data *vc, int blank, int mode_switch); - int (*con_font_set)(struct vc_data *vc, struct console_font *font, - unsigned int vpitch, unsigned int flags); + bool (*con_switch)(struct vc_data *vc); + bool (*con_blank)(struct vc_data *vc, enum vesa_blank_mode blank, + bool mode_switch); + int (*con_font_set)(struct vc_data *vc, + const struct console_font *font, + unsigned int vpitch, unsigned int flags); int (*con_font_get)(struct vc_data *vc, struct console_font *font, unsigned int vpitch); int (*con_font_default)(struct vc_data *vc, - struct console_font *font, char *name); + struct console_font *font, const char *name); int (*con_resize)(struct vc_data *vc, unsigned int width, - unsigned int height, unsigned int user); + unsigned int height, bool from_user); void (*con_set_palette)(struct vc_data *vc, const unsigned char *table); void (*con_scrolldelta)(struct vc_data *vc, int lines); - int (*con_set_origin)(struct vc_data *vc); + bool (*con_set_origin)(struct vc_data *vc); void (*con_save_screen)(struct vc_data *vc); u8 (*con_build_attr)(struct vc_data *vc, u8 color, enum vc_intensity intensity, bool blink, bool underline, bool reverse, bool italic); void (*con_invert_region)(struct vc_data *vc, u16 *p, int count); - u16 *(*con_screen_pos)(const struct vc_data *vc, int offset); - unsigned long (*con_getxy)(struct vc_data *vc, unsigned long position, - int *px, int *py); - /* - * Flush the video console driver's scrollback buffer - */ - void (*con_flush_scrollback)(struct vc_data *vc); - /* - * Prepare the console for the debugger. This includes, but is not - * limited to, unblanking the console, loading an appropriate - * palette, and allowing debugger generated output. - */ - int (*con_debug_enter)(struct vc_data *vc); - /* - * Restore the console to its pre-debug state as closely as possible. - */ - int (*con_debug_leave)(struct vc_data *vc); + void (*con_debug_enter)(struct vc_data *vc); + void (*con_debug_leave)(struct vc_data *vc); }; extern const struct consw *conswitchp; @@ -112,32 +141,21 @@ int con_is_bound(const struct consw *csw); int do_unregister_con_driver(const struct consw *csw); int do_take_over_console(const struct consw *sw, int first, int last, int deflt); void give_up_console(const struct consw *sw); -#ifdef CONFIG_HW_CONSOLE -int con_debug_enter(struct vc_data *vc); -int con_debug_leave(void); +#ifdef CONFIG_VT +void con_debug_enter(struct vc_data *vc); +void con_debug_leave(void); #else -static inline int con_debug_enter(struct vc_data *vc) -{ - return 0; -} -static inline int con_debug_leave(void) -{ - return 0; -} +static inline void con_debug_enter(struct vc_data *vc) { } +static inline void con_debug_leave(void) { } #endif -/* cursor */ -#define CM_DRAW (1) -#define CM_ERASE (2) -#define CM_MOVE (3) - /* * The interface for a console, or any other device that wants to capture * console messages (printer driver?) */ /** - * cons_flags - General console flags + * enum cons_flags - General console flags * @CON_PRINTBUFFER: Used by newly registered consoles to avoid duplicate * output of messages that were already shown by boot * consoles or read by userspace via syslog() syscall. @@ -218,7 +236,7 @@ struct nbcon_state { static_assert(sizeof(struct nbcon_state) <= sizeof(int)); /** - * nbcon_prio - console owner priority for nbcon consoles + * enum nbcon_prio - console owner priority for nbcon consoles * @NBCON_PRIO_NONE: Unused * @NBCON_PRIO_NORMAL: Normal (non-emergency) usage * @NBCON_PRIO_EMERGENCY: Emergency output (WARN/OOPS...) @@ -450,7 +468,7 @@ static inline bool console_is_registered(const struct console *con) * for_each_console() - Iterator over registered consoles * @con: struct console pointer used as loop cursor * - * The console list and the console->flags are immutable while iterating. + * The console list and the &console.flags are immutable while iterating. * * Requires console_list_lock to be held. */ @@ -520,12 +538,6 @@ void vcs_remove_sysfs(int index); */ extern atomic_t ignore_console_lock_warning; -/* VESA Blanking Levels */ -#define VESA_NO_BLANKING 0 -#define VESA_VSYNC_SUSPEND 1 -#define VESA_HSYNC_SUSPEND 2 -#define VESA_POWERDOWN 3 - extern void console_init(void); /* For deferred console takeover */ diff --git a/include/linux/console_struct.h b/include/linux/console_struct.h index 539f1cd453..20f564e985 100644 --- a/include/linux/console_struct.h +++ b/include/linux/console_struct.h @@ -151,7 +151,6 @@ struct vc_data { DECLARE_BITMAP(vc_tab_stop, VC_TABSTOPS_COUNT); /* Tab stops. 256 columns. */ unsigned char vc_palette[16*3]; /* Colour palette for VGA+ */ unsigned short * vc_translate; - unsigned int vc_resize_user; /* resize request from user */ unsigned int vc_bell_pitch; /* Console bell pitch */ unsigned int vc_bell_duration; /* Console bell duration */ unsigned short vc_cur_blink_ms; /* Cursor blink duration */ diff --git a/include/linux/coresight.h b/include/linux/coresight.h index a4cb7dd6ca..5f288d4754 100644 --- a/include/linux/coresight.h +++ b/include/linux/coresight.h @@ -35,7 +35,7 @@ #define CORESIGHT_UNLOCK 0xc5acce55 -extern struct bus_type coresight_bustype; +extern const struct bus_type coresight_bustype; enum coresight_dev_type { CORESIGHT_DEV_TYPE_SINK, @@ -226,13 +226,26 @@ struct coresight_sysfs_link { * by @coresight_ops. * @access: Device i/o access abstraction for this device. * @dev: The device entity associated to this component. - * @refcnt: keep track of what is in use. + * @mode: This tracer's mode, i.e sysFS, Perf or disabled. This is + * actually an 'enum cs_mode', but is stored in an atomic type. + * This is always accessed through local_read() and local_set(), + * but wherever it's done from within the Coresight device's lock, + * a non-atomic read would also work. This is the main point of + * synchronisation between code happening inside the sysfs mode's + * coresight_mutex and outside when running in Perf mode. A compare + * and exchange swap is done to atomically claim one mode or the + * other. + * @refcnt: keep track of what is in use. Only access this outside of the + * device's spinlock when the coresight_mutex held and mode == + * CS_MODE_SYSFS. Otherwise it must be accessed from inside the + * spinlock. * @orphan: true if the component has connections that haven't been linked. - * @enable: 'true' if component is currently part of an active path. - * @activated: 'true' only if a _sink_ has been activated. A sink can be - * activated but not yet enabled. Enabling for a _sink_ - * happens when a source has been selected and a path is enabled - * from source to that sink. + * @sysfs_sink_activated: 'true' when a sink has been selected for use via sysfs + * by writing a 1 to the 'enable_sink' file. A sink can be + * activated but not yet enabled. Enabling for a _sink_ happens + * when a source has been selected and a path is enabled from + * source to that sink. A sink can also become enabled but not + * activated if it's used via Perf. * @ea: Device attribute for sink representation under PMU directory. * @def_sink: cached reference to default sink found for this device. * @nr_links: number of sysfs links created to other components from this @@ -250,11 +263,11 @@ struct coresight_device { const struct coresight_ops *ops; struct csdev_access access; struct device dev; - atomic_t refcnt; + local_t mode; + int refcnt; bool orphan; - bool enable; /* true only if configured as part of a path */ /* sink specific fields */ - bool activated; /* true only if a sink is part of a path */ + bool sysfs_sink_activated; struct dev_ext_attribute *ea; struct coresight_device *def_sink; /* sysfs links between components */ @@ -378,8 +391,6 @@ struct coresight_ops { const struct coresight_ops_helper *helper_ops; }; -#if IS_ENABLED(CONFIG_CORESIGHT) - static inline u32 csdev_access_relaxed_read32(struct csdev_access *csa, u32 offset) { @@ -569,11 +580,43 @@ static inline bool coresight_is_percpu_sink(struct coresight_device *csdev) (csdev->subtype.sink_subtype == CORESIGHT_DEV_SUBTYPE_SINK_PERCPU_SYSMEM); } +/* + * Atomically try to take the device and set a new mode. Returns true on + * success, false if the device is already taken by someone else. + */ +static inline bool coresight_take_mode(struct coresight_device *csdev, + enum cs_mode new_mode) +{ + return local_cmpxchg(&csdev->mode, CS_MODE_DISABLED, new_mode) == + CS_MODE_DISABLED; +} + +static inline enum cs_mode coresight_get_mode(struct coresight_device *csdev) +{ + return local_read(&csdev->mode); +} + +static inline void coresight_set_mode(struct coresight_device *csdev, + enum cs_mode new_mode) +{ + enum cs_mode current_mode = coresight_get_mode(csdev); + + /* + * Changing to a new mode must be done from an already disabled state + * unless it's synchronized with coresight_take_mode(). Otherwise the + * device is already in use and signifies a locking issue. + */ + WARN(new_mode != CS_MODE_DISABLED && current_mode != CS_MODE_DISABLED && + current_mode != new_mode, "Device already in use\n"); + + local_set(&csdev->mode, new_mode); +} + extern struct coresight_device * coresight_register(struct coresight_desc *desc); extern void coresight_unregister(struct coresight_device *csdev); -extern int coresight_enable(struct coresight_device *csdev); -extern void coresight_disable(struct coresight_device *csdev); +extern int coresight_enable_sysfs(struct coresight_device *csdev); +extern void coresight_disable_sysfs(struct coresight_device *csdev); extern int coresight_timeout(struct csdev_access *csa, u32 offset, int position, int value); @@ -598,83 +641,6 @@ void coresight_relaxed_write64(struct coresight_device *csdev, u64 val, u32 offset); void coresight_write64(struct coresight_device *csdev, u64 val, u32 offset); -#else -static inline struct coresight_device * -coresight_register(struct coresight_desc *desc) { return NULL; } -static inline void coresight_unregister(struct coresight_device *csdev) {} -static inline int -coresight_enable(struct coresight_device *csdev) { return -ENOSYS; } -static inline void coresight_disable(struct coresight_device *csdev) {} - -static inline int coresight_timeout(struct csdev_access *csa, u32 offset, - int position, int value) -{ - return 1; -} - -static inline int coresight_claim_device_unlocked(struct coresight_device *csdev) -{ - return -EINVAL; -} - -static inline int coresight_claim_device(struct coresight_device *csdev) -{ - return -EINVAL; -} - -static inline void coresight_disclaim_device(struct coresight_device *csdev) {} -static inline void coresight_disclaim_device_unlocked(struct coresight_device *csdev) {} - -static inline bool coresight_loses_context_with_cpu(struct device *dev) -{ - return false; -} - -static inline u32 coresight_relaxed_read32(struct coresight_device *csdev, u32 offset) -{ - WARN_ON_ONCE(1); - return 0; -} - -static inline u32 coresight_read32(struct coresight_device *csdev, u32 offset) -{ - WARN_ON_ONCE(1); - return 0; -} - -static inline void coresight_write32(struct coresight_device *csdev, u32 val, u32 offset) -{ -} - -static inline void coresight_relaxed_write32(struct coresight_device *csdev, - u32 val, u32 offset) -{ -} - -static inline u64 coresight_relaxed_read64(struct coresight_device *csdev, - u32 offset) -{ - WARN_ON_ONCE(1); - return 0; -} - -static inline u64 coresight_read64(struct coresight_device *csdev, u32 offset) -{ - WARN_ON_ONCE(1); - return 0; -} - -static inline void coresight_relaxed_write64(struct coresight_device *csdev, - u64 val, u32 offset) -{ -} - -static inline void coresight_write64(struct coresight_device *csdev, u64 val, u32 offset) -{ -} - -#endif /* IS_ENABLED(CONFIG_CORESIGHT) */ - extern int coresight_get_cpu(struct device *dev); struct coresight_platform_data *coresight_get_platform_data(struct device *dev); diff --git a/include/linux/counter.h b/include/linux/counter.h index 702e9108bb..b767b5c821 100644 --- a/include/linux/counter.h +++ b/include/linux/counter.h @@ -359,7 +359,6 @@ struct counter_ops { * @num_counts: number of Counts specified in @counts * @ext: optional array of Counter device extensions * @num_ext: number of Counter device extensions specified in @ext - * @priv: optional private data supplied by driver * @dev: internal device structure * @chrdev: internal character device structure * @events_list: list of current watching Counter events diff --git a/include/linux/cpu.h b/include/linux/cpu.h index 75f0344bd3..861c3bfc5f 100644 --- a/include/linux/cpu.h +++ b/include/linux/cpu.h @@ -114,7 +114,7 @@ void notify_cpu_starting(unsigned int cpu); extern void cpu_maps_update_begin(void); extern void cpu_maps_update_done(void); int bringup_hibernate_cpu(unsigned int sleep_cpu); -void bringup_nonboot_cpus(unsigned int setup_max_cpus); +void bringup_nonboot_cpus(unsigned int max_cpus); #else /* CONFIG_SMP */ #define cpuhp_tasks_frozen 0 @@ -130,7 +130,7 @@ static inline void cpu_maps_update_done(void) static inline int add_cpu(unsigned int cpu) { return 0;} #endif /* CONFIG_SMP */ -extern struct bus_type cpu_subsys; +extern const struct bus_type cpu_subsys; extern int lockdep_is_cpus_held(void); @@ -198,6 +198,8 @@ void arch_cpu_idle(void); void arch_cpu_idle_prepare(void); void arch_cpu_idle_enter(void); void arch_cpu_idle_exit(void); +void arch_tick_broadcast_enter(void); +void arch_tick_broadcast_exit(void); void __noreturn arch_cpu_idle_dead(void); #ifdef CONFIG_ARCH_HAS_CPU_FINALIZE_INIT diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h index 320fab7d2e..9956afb9ac 100644 --- a/include/linux/cpufreq.h +++ b/include/linux/cpufreq.h @@ -263,6 +263,7 @@ static inline bool cpufreq_supports_freq_invariance(void) return false; } static inline void disable_cpufreq(void) { } +static inline void cpufreq_update_limits(unsigned int cpu) { } #endif #ifdef CONFIG_CPU_FREQ_STAT @@ -568,9 +569,7 @@ static inline unsigned long cpufreq_scale(unsigned long old, u_int div, /* * The polling frequency depends on the capability of the processor. Default - * polling frequency is 1000 times the transition latency of the processor. The - * ondemand governor will work on any processor with transition latency <= 10ms, - * using appropriate sampling rate. + * polling frequency is 1000 times the transition latency of the processor. */ #define LATENCY_MULTIPLIER (1000) @@ -694,26 +693,6 @@ struct cpufreq_frequency_table { * order */ }; -#if defined(CONFIG_CPU_FREQ) && defined(CONFIG_PM_OPP) -int dev_pm_opp_init_cpufreq_table(struct device *dev, - struct cpufreq_frequency_table **table); -void dev_pm_opp_free_cpufreq_table(struct device *dev, - struct cpufreq_frequency_table **table); -#else -static inline int dev_pm_opp_init_cpufreq_table(struct device *dev, - struct cpufreq_frequency_table - **table) -{ - return -EINVAL; -} - -static inline void dev_pm_opp_free_cpufreq_table(struct device *dev, - struct cpufreq_frequency_table - **table) -{ -} -#endif - /* * cpufreq_for_each_entry - iterate over a cpufreq_frequency_table * @pos: the cpufreq_frequency_table * to use as a loop cursor. @@ -1162,8 +1141,7 @@ static inline int of_perf_domain_get_sharing_cpumask(int pcpu, const char *list_ if (ret < 0) continue; - if (pargs->np == args.np && pargs->args_count == args.args_count && - !memcmp(pargs->args, args.args, sizeof(args.args[0]) * args.args_count)) + if (of_phandle_args_equal(pargs, &args)) cpumask_set_cpu(cpu, cpumask); of_node_put(args.np); diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h index 172d0a743e..35e78ddb2b 100644 --- a/include/linux/cpuhotplug.h +++ b/include/linux/cpuhotplug.h @@ -184,6 +184,7 @@ enum cpuhp_state { CPUHP_AP_ARM64_ISNDEP_STARTING, CPUHP_AP_SMPCFD_DYING, CPUHP_AP_HRTIMERS_DYING, + CPUHP_AP_TICK_DYING, CPUHP_AP_X86_TBOOT_DYING, CPUHP_AP_ARM_CACHE_B15_RAC_DYING, CPUHP_AP_ONLINE, @@ -231,6 +232,7 @@ enum cpuhp_state { CPUHP_AP_PERF_POWERPC_HV_24x7_ONLINE, CPUHP_AP_PERF_POWERPC_HV_GPCI_ONLINE, CPUHP_AP_PERF_CSKY_ONLINE, + CPUHP_AP_TMIGR_ONLINE, CPUHP_AP_WATCHDOG_ONLINE, CPUHP_AP_WORKQUEUE_ONLINE, CPUHP_AP_RANDOM_ONLINE, diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h index cfb545841a..1c29947db8 100644 --- a/include/linux/cpumask.h +++ b/include/linux/cpumask.h @@ -7,6 +7,7 @@ * set of CPUs in a system, one bit position per CPU number. In general, * only nr_cpu_ids (<= NR_CPUS) bits are valid. */ +#include <linux/cleanup.h> #include <linux/kernel.h> #include <linux/threads.h> #include <linux/bitmap.h> @@ -720,6 +721,19 @@ static inline unsigned int cpumask_weight_and(const struct cpumask *srcp1, } /** + * cpumask_weight_andnot - Count of bits in (*srcp1 & ~*srcp2) + * @srcp1: the cpumask to count bits (< nr_cpu_ids) in. + * @srcp2: the cpumask to count bits (< nr_cpu_ids) in. + * + * Return: count of bits set in both *srcp1 and *srcp2 + */ +static inline unsigned int cpumask_weight_andnot(const struct cpumask *srcp1, + const struct cpumask *srcp2) +{ + return bitmap_weight_andnot(cpumask_bits(srcp1), cpumask_bits(srcp2), small_cpumask_bits); +} + +/** * cpumask_shift_right - *dstp = *srcp >> n * @dstp: the cpumask result * @srcp: the input to shift @@ -977,6 +991,8 @@ static inline bool cpumask_available(cpumask_var_t mask) } #endif /* CONFIG_CPUMASK_OFFSTACK */ +DEFINE_FREE(free_cpumask_var, struct cpumask *, if (_T) free_cpumask_var(_T)); + /* It's common to want to use cpu_all_mask in struct member initializers, * so it has to refer to an address rather than a pointer. */ extern const DECLARE_BITMAP(cpu_all_bits, NR_CPUS); diff --git a/include/linux/cpuset.h b/include/linux/cpuset.h index 875d12598b..de4cf0ee96 100644 --- a/include/linux/cpuset.h +++ b/include/linux/cpuset.h @@ -70,7 +70,6 @@ extern int cpuset_init(void); extern void cpuset_init_smp(void); extern void cpuset_force_rebuild(void); extern void cpuset_update_active_cpus(void); -extern void cpuset_wait_for_hotplug(void); extern void inc_dl_tasks_cs(struct task_struct *task); extern void dec_dl_tasks_cs(struct task_struct *task); extern void cpuset_lock(void); @@ -121,11 +120,6 @@ static inline int cpuset_do_page_mem_spread(void) return task_spread_page(current); } -static inline int cpuset_do_slab_mem_spread(void) -{ - return task_spread_slab(current); -} - extern bool current_cpuset_is_being_rebound(void); extern void rebuild_sched_domains(void); @@ -190,8 +184,6 @@ static inline void cpuset_update_active_cpus(void) partition_sched_domains(1, NULL, NULL); } -static inline void cpuset_wait_for_hotplug(void) { } - static inline void inc_dl_tasks_cs(struct task_struct *task) { } static inline void dec_dl_tasks_cs(struct task_struct *task) { } static inline void cpuset_lock(void) { } @@ -264,11 +256,6 @@ static inline int cpuset_do_page_mem_spread(void) return 0; } -static inline int cpuset_do_slab_mem_spread(void) -{ - return 0; -} - static inline bool current_cpuset_is_being_rebound(void) { return false; diff --git a/include/linux/crash_core.h b/include/linux/crash_core.h index 9eaeaafe0c..d33352c2e3 100644 --- a/include/linux/crash_core.h +++ b/include/linux/crash_core.h @@ -5,129 +5,58 @@ #include <linux/linkage.h> #include <linux/elfcore.h> #include <linux/elf.h> -#ifdef CONFIG_ARCH_HAS_GENERIC_CRASHKERNEL_RESERVATION -#include <asm/crash_core.h> -#endif -/* Location of a reserved region to hold the crash kernel. - */ -extern struct resource crashk_res; -extern struct resource crashk_low_res; +struct kimage; + +struct crash_mem { + unsigned int max_nr_ranges; + unsigned int nr_ranges; + struct range ranges[] __counted_by(max_nr_ranges); +}; -#define CRASH_CORE_NOTE_NAME "CORE" -#define CRASH_CORE_NOTE_HEAD_BYTES ALIGN(sizeof(struct elf_note), 4) -#define CRASH_CORE_NOTE_NAME_BYTES ALIGN(sizeof(CRASH_CORE_NOTE_NAME), 4) -#define CRASH_CORE_NOTE_DESC_BYTES ALIGN(sizeof(struct elf_prstatus), 4) +#ifdef CONFIG_CRASH_DUMP +int crash_shrink_memory(unsigned long new_size); +ssize_t crash_get_memory_size(void); + +#ifndef arch_kexec_protect_crashkres /* - * The per-cpu notes area is a list of notes terminated by a "NULL" - * note header. For kdump, the code in vmcore.c runs in the context - * of the second kernel to combine them into one note. + * Protection mechanism for crashkernel reserved memory after + * the kdump kernel is loaded. + * + * Provide an empty default implementation here -- architecture + * code may override this */ -#define CRASH_CORE_NOTE_BYTES ((CRASH_CORE_NOTE_HEAD_BYTES * 2) + \ - CRASH_CORE_NOTE_NAME_BYTES + \ - CRASH_CORE_NOTE_DESC_BYTES) - -#define VMCOREINFO_BYTES PAGE_SIZE -#define VMCOREINFO_NOTE_NAME "VMCOREINFO" -#define VMCOREINFO_NOTE_NAME_BYTES ALIGN(sizeof(VMCOREINFO_NOTE_NAME), 4) -#define VMCOREINFO_NOTE_SIZE ((CRASH_CORE_NOTE_HEAD_BYTES * 2) + \ - VMCOREINFO_NOTE_NAME_BYTES + \ - VMCOREINFO_BYTES) - -typedef u32 note_buf_t[CRASH_CORE_NOTE_BYTES/4]; -/* Per cpu memory for storing cpu states in case of system crash. */ -extern note_buf_t __percpu *crash_notes; - -void crash_update_vmcoreinfo_safecopy(void *ptr); -void crash_save_vmcoreinfo(void); -void arch_crash_save_vmcoreinfo(void); -__printf(1, 2) -void vmcoreinfo_append_str(const char *fmt, ...); -phys_addr_t paddr_vmcoreinfo_note(void); - -#define VMCOREINFO_OSRELEASE(value) \ - vmcoreinfo_append_str("OSRELEASE=%s\n", value) -#define VMCOREINFO_BUILD_ID() \ - ({ \ - static_assert(sizeof(vmlinux_build_id) == 20); \ - vmcoreinfo_append_str("BUILD-ID=%20phN\n", vmlinux_build_id); \ - }) - -#define VMCOREINFO_PAGESIZE(value) \ - vmcoreinfo_append_str("PAGESIZE=%ld\n", value) -#define VMCOREINFO_SYMBOL(name) \ - vmcoreinfo_append_str("SYMBOL(%s)=%lx\n", #name, (unsigned long)&name) -#define VMCOREINFO_SYMBOL_ARRAY(name) \ - vmcoreinfo_append_str("SYMBOL(%s)=%lx\n", #name, (unsigned long)name) -#define VMCOREINFO_SIZE(name) \ - vmcoreinfo_append_str("SIZE(%s)=%lu\n", #name, \ - (unsigned long)sizeof(name)) -#define VMCOREINFO_STRUCT_SIZE(name) \ - vmcoreinfo_append_str("SIZE(%s)=%lu\n", #name, \ - (unsigned long)sizeof(struct name)) -#define VMCOREINFO_OFFSET(name, field) \ - vmcoreinfo_append_str("OFFSET(%s.%s)=%lu\n", #name, #field, \ - (unsigned long)offsetof(struct name, field)) -#define VMCOREINFO_TYPE_OFFSET(name, field) \ - vmcoreinfo_append_str("OFFSET(%s.%s)=%lu\n", #name, #field, \ - (unsigned long)offsetof(name, field)) -#define VMCOREINFO_LENGTH(name, value) \ - vmcoreinfo_append_str("LENGTH(%s)=%lu\n", #name, (unsigned long)value) -#define VMCOREINFO_NUMBER(name) \ - vmcoreinfo_append_str("NUMBER(%s)=%ld\n", #name, (long)name) -#define VMCOREINFO_CONFIG(name) \ - vmcoreinfo_append_str("CONFIG_%s=y\n", #name) - -extern unsigned char *vmcoreinfo_data; -extern size_t vmcoreinfo_size; -extern u32 *vmcoreinfo_note; - -Elf_Word *append_elf_note(Elf_Word *buf, char *name, unsigned int type, - void *data, size_t data_len); -void final_note(Elf_Word *buf); - -int __init parse_crashkernel(char *cmdline, unsigned long long system_ram, - unsigned long long *crash_size, unsigned long long *crash_base, - unsigned long long *low_size, bool *high); - -#ifdef CONFIG_ARCH_HAS_GENERIC_CRASHKERNEL_RESERVATION -#ifndef DEFAULT_CRASH_KERNEL_LOW_SIZE -#define DEFAULT_CRASH_KERNEL_LOW_SIZE (128UL << 20) +static inline void arch_kexec_protect_crashkres(void) { } #endif -#ifndef CRASH_ALIGN -#define CRASH_ALIGN SZ_2M + +#ifndef arch_kexec_unprotect_crashkres +static inline void arch_kexec_unprotect_crashkres(void) { } #endif -#ifndef CRASH_ADDR_LOW_MAX -#define CRASH_ADDR_LOW_MAX SZ_4G + + + +#ifndef arch_crash_handle_hotplug_event +static inline void arch_crash_handle_hotplug_event(struct kimage *image) { } #endif -#ifndef CRASH_ADDR_HIGH_MAX -#define CRASH_ADDR_HIGH_MAX memblock_end_of_DRAM() + +int crash_check_update_elfcorehdr(void); + +#ifndef crash_hotplug_cpu_support +static inline int crash_hotplug_cpu_support(void) { return 0; } +#endif + +#ifndef crash_hotplug_memory_support +static inline int crash_hotplug_memory_support(void) { return 0; } #endif -void __init reserve_crashkernel_generic(char *cmdline, - unsigned long long crash_size, - unsigned long long crash_base, - unsigned long long crash_low_size, - bool high); -#else -static inline void __init reserve_crashkernel_generic(char *cmdline, - unsigned long long crash_size, - unsigned long long crash_base, - unsigned long long crash_low_size, - bool high) -{} +#ifndef crash_get_elfcorehdr_size +static inline unsigned int crash_get_elfcorehdr_size(void) { return 0; } #endif /* Alignment required for elf header segment */ #define ELF_CORE_HEADER_ALIGN 4096 -struct crash_mem { - unsigned int max_nr_ranges; - unsigned int nr_ranges; - struct range ranges[] __counted_by(max_nr_ranges); -}; - extern int crash_exclude_mem_range(struct crash_mem *mem, unsigned long long mstart, unsigned long long mend); @@ -144,4 +73,23 @@ struct kexec_segment; #define KEXEC_CRASH_HP_REMOVE_MEMORY 4 #define KEXEC_CRASH_HP_INVALID_CPU -1U +extern void __crash_kexec(struct pt_regs *regs); +extern void crash_kexec(struct pt_regs *regs); +int kexec_should_crash(struct task_struct *p); +int kexec_crash_loaded(void); +void crash_save_cpu(struct pt_regs *regs, int cpu); +extern int kimage_crash_copy_vmcoreinfo(struct kimage *image); + +#else /* !CONFIG_CRASH_DUMP*/ +struct pt_regs; +struct task_struct; +struct kimage; +static inline void __crash_kexec(struct pt_regs *regs) { } +static inline void crash_kexec(struct pt_regs *regs) { } +static inline int kexec_should_crash(struct task_struct *p) { return 0; } +static inline int kexec_crash_loaded(void) { return 0; } +static inline void crash_save_cpu(struct pt_regs *regs, int cpu) {}; +static inline int kimage_crash_copy_vmcoreinfo(struct kimage *image) { return 0; }; +#endif /* CONFIG_CRASH_DUMP*/ + #endif /* LINUX_CRASH_CORE_H */ diff --git a/include/linux/crash_reserve.h b/include/linux/crash_reserve.h new file mode 100644 index 0000000000..5a9df944fb --- /dev/null +++ b/include/linux/crash_reserve.h @@ -0,0 +1,48 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef LINUX_CRASH_RESERVE_H +#define LINUX_CRASH_RESERVE_H + +#include <linux/linkage.h> +#include <linux/elfcore.h> +#include <linux/elf.h> +#ifdef CONFIG_ARCH_HAS_GENERIC_CRASHKERNEL_RESERVATION +#include <asm/crash_reserve.h> +#endif + +/* Location of a reserved region to hold the crash kernel. + */ +extern struct resource crashk_res; +extern struct resource crashk_low_res; + +int __init parse_crashkernel(char *cmdline, unsigned long long system_ram, + unsigned long long *crash_size, unsigned long long *crash_base, + unsigned long long *low_size, bool *high); + +#ifdef CONFIG_ARCH_HAS_GENERIC_CRASHKERNEL_RESERVATION +#ifndef DEFAULT_CRASH_KERNEL_LOW_SIZE +#define DEFAULT_CRASH_KERNEL_LOW_SIZE (128UL << 20) +#endif +#ifndef CRASH_ALIGN +#define CRASH_ALIGN SZ_2M +#endif +#ifndef CRASH_ADDR_LOW_MAX +#define CRASH_ADDR_LOW_MAX SZ_4G +#endif +#ifndef CRASH_ADDR_HIGH_MAX +#define CRASH_ADDR_HIGH_MAX memblock_end_of_DRAM() +#endif + +void __init reserve_crashkernel_generic(char *cmdline, + unsigned long long crash_size, + unsigned long long crash_base, + unsigned long long crash_low_size, + bool high); +#else +static inline void __init reserve_crashkernel_generic(char *cmdline, + unsigned long long crash_size, + unsigned long long crash_base, + unsigned long long crash_low_size, + bool high) +{} +#endif +#endif /* LINUX_CRASH_RESERVE_H */ diff --git a/include/linux/damon.h b/include/linux/damon.h index 5881e4ac30..886d07294f 100644 --- a/include/linux/damon.h +++ b/include/linux/damon.h @@ -127,18 +127,60 @@ enum damos_action { }; /** + * enum damos_quota_goal_metric - Represents the metric to be used as the goal + * + * @DAMOS_QUOTA_USER_INPUT: User-input value. + * @DAMOS_QUOTA_SOME_MEM_PSI_US: System level some memory PSI in us. + * @NR_DAMOS_QUOTA_GOAL_METRICS: Number of DAMOS quota goal metrics. + * + * Metrics equal to larger than @NR_DAMOS_QUOTA_GOAL_METRICS are unsupported. + */ +enum damos_quota_goal_metric { + DAMOS_QUOTA_USER_INPUT, + DAMOS_QUOTA_SOME_MEM_PSI_US, + NR_DAMOS_QUOTA_GOAL_METRICS, +}; + +/** + * struct damos_quota_goal - DAMOS scheme quota auto-tuning goal. + * @metric: Metric to be used for representing the goal. + * @target_value: Target value of @metric to achieve with the tuning. + * @current_value: Current value of @metric. + * @last_psi_total: Last measured total PSI + * @list: List head for siblings. + * + * Data structure for getting the current score of the quota tuning goal. The + * score is calculated by how close @current_value and @target_value are. Then + * the score is entered to DAMON's internal feedback loop mechanism to get the + * auto-tuned quota. + * + * If @metric is DAMOS_QUOTA_USER_INPUT, @current_value should be manually + * entered by the user, probably inside the kdamond callbacks. Otherwise, + * DAMON sets @current_value with self-measured value of @metric. + */ +struct damos_quota_goal { + enum damos_quota_goal_metric metric; + unsigned long target_value; + unsigned long current_value; + /* metric-dependent fields */ + union { + u64 last_psi_total; + }; + struct list_head list; +}; + +/** * struct damos_quota - Controls the aggressiveness of the given scheme. + * @reset_interval: Charge reset interval in milliseconds. * @ms: Maximum milliseconds that the scheme can use. * @sz: Maximum bytes of memory that the action can be applied. - * @reset_interval: Charge reset interval in milliseconds. + * @goals: Head of quota tuning goals (&damos_quota_goal) list. + * @esz: Effective size quota in bytes. * * @weight_sz: Weight of the region's size for prioritization. * @weight_nr_accesses: Weight of the region's nr_accesses for prioritization. * @weight_age: Weight of the region's age for prioritization. * - * @get_score: Feedback function for self-tuning quota. - * @get_score_arg: Parameter for @get_score - * * To avoid consuming too much CPU time or IO resources for applying the * &struct damos->action to large memory, DAMON allows users to set time and/or * size quotas. The quotas can be set by writing non-zero values to &ms and @@ -151,42 +193,35 @@ enum damos_action { * throughput of the scheme's action. DAMON then compares it against &sz and * uses smaller one as the effective quota. * + * If @goals is not empt, DAMON calculates yet another size quota based on the + * goals using its internal feedback loop algorithm, for every @reset_interval. + * Then, if the new size quota is smaller than the effective quota, it uses the + * new size quota as the effective quota. + * + * The resulting effective size quota in bytes is set to @esz. + * * For selecting regions within the quota, DAMON prioritizes current scheme's * target memory regions using the &struct damon_operations->get_scheme_score. * You could customize the prioritization logic by setting &weight_sz, * &weight_nr_accesses, and &weight_age, because monitoring operations are * encouraged to respect those. - * - * If @get_score function pointer is set, DAMON calls it back with - * @get_score_arg and get the return value of it for every @reset_interval. - * Then, DAMON adjusts the effective quota using the return value as a feedback - * score to the current quota, using its internal feedback loop algorithm. - * - * The feedback loop algorithem assumes the quota input and the feedback score - * output are in a positive proportional relationship, and the goal of the - * tuning is getting the feedback screo value of 10,000. If @ms and/or @sz are - * set together, those work as a hard limit quota. If neither @ms nor @sz are - * set, the mechanism starts from the quota of one byte. */ struct damos_quota { + unsigned long reset_interval; unsigned long ms; unsigned long sz; - unsigned long reset_interval; + struct list_head goals; + unsigned long esz; unsigned int weight_sz; unsigned int weight_nr_accesses; unsigned int weight_age; - unsigned long (*get_score)(void *arg); - void *get_score_arg; - /* private: */ /* For throughput estimation */ unsigned long total_charged_sz; unsigned long total_charged_ns; - unsigned long esz; /* Effective size quota in bytes */ - /* For charging the quota */ unsigned long charged_sz; unsigned long charged_from; @@ -640,6 +675,12 @@ static inline unsigned long damon_sz_region(struct damon_region *r) #define damon_for_each_scheme_safe(s, next, ctx) \ list_for_each_entry_safe(s, next, &(ctx)->schemes, list) +#define damos_for_each_quota_goal(goal, quota) \ + list_for_each_entry(goal, "a->goals, list) + +#define damos_for_each_quota_goal_safe(goal, next, quota) \ + list_for_each_entry_safe(goal, next, &(quota)->goals, list) + #define damos_for_each_filter(f, scheme) \ list_for_each_entry(f, &(scheme)->filters, list) @@ -673,6 +714,12 @@ struct damos_filter *damos_new_filter(enum damos_filter_type type, void damos_add_filter(struct damos *s, struct damos_filter *f); void damos_destroy_filter(struct damos_filter *f); +struct damos_quota_goal *damos_new_quota_goal( + enum damos_quota_goal_metric metric, + unsigned long target_value); +void damos_add_quota_goal(struct damos_quota *q, struct damos_quota_goal *g); +void damos_destroy_quota_goal(struct damos_quota_goal *goal); + struct damos *damon_new_scheme(struct damos_access_pattern *pattern, enum damos_action action, unsigned long apply_interval_us, diff --git a/include/linux/dax.h b/include/linux/dax.h index b463502b16..9d3e3327af 100644 --- a/include/linux/dax.h +++ b/include/linux/dax.h @@ -63,6 +63,8 @@ void kill_dax(struct dax_device *dax_dev); void dax_write_cache(struct dax_device *dax_dev, bool wc); bool dax_write_cache_enabled(struct dax_device *dax_dev); bool dax_synchronous(struct dax_device *dax_dev); +void set_dax_nocache(struct dax_device *dax_dev); +void set_dax_nomc(struct dax_device *dax_dev); void set_dax_synchronous(struct dax_device *dax_dev); size_t dax_recovery_write(struct dax_device *dax_dev, pgoff_t pgoff, void *addr, size_t bytes, struct iov_iter *i); @@ -86,11 +88,7 @@ static inline void *dax_holder(struct dax_device *dax_dev) static inline struct dax_device *alloc_dax(void *private, const struct dax_operations *ops) { - /* - * Callers should check IS_ENABLED(CONFIG_DAX) to know if this - * NULL is an error or expected. - */ - return NULL; + return ERR_PTR(-EOPNOTSUPP); } static inline void put_dax(struct dax_device *dax_dev) { @@ -109,6 +107,12 @@ static inline bool dax_synchronous(struct dax_device *dax_dev) { return true; } +static inline void set_dax_nocache(struct dax_device *dax_dev) +{ +} +static inline void set_dax_nomc(struct dax_device *dax_dev) +{ +} static inline void set_dax_synchronous(struct dax_device *dax_dev) { } @@ -124,9 +128,6 @@ static inline size_t dax_recovery_write(struct dax_device *dax_dev, } #endif -void set_dax_nocache(struct dax_device *dax_dev); -void set_dax_nomc(struct dax_device *dax_dev); - struct writeback_control; #if defined(CONFIG_BLOCK) && defined(CONFIG_FS_DAX) int dax_add_host(struct dax_device *dax_dev, struct gendisk *disk); diff --git a/include/linux/dcache.h b/include/linux/dcache.h index d07cf2f1bb..bf53e3894a 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -125,6 +125,11 @@ enum dentry_d_lock_class DENTRY_D_LOCK_NESTED }; +enum d_real_type { + D_REAL_DATA, + D_REAL_METADATA, +}; + struct dentry_operations { int (*d_revalidate)(struct dentry *, unsigned int); int (*d_weak_revalidate)(struct dentry *, unsigned int); @@ -139,7 +144,7 @@ struct dentry_operations { char *(*d_dname)(struct dentry *, char *, int); struct vfsmount *(*d_automount)(struct path *); int (*d_manage)(const struct path *, bool); - struct dentry *(*d_real)(struct dentry *, const struct inode *); + struct dentry *(*d_real)(struct dentry *, enum d_real_type type); } ____cacheline_aligned; /* @@ -547,24 +552,23 @@ static inline struct inode *d_backing_inode(const struct dentry *upper) /** * d_real - Return the real dentry * @dentry: the dentry to query - * @inode: inode to select the dentry from multiple layers (can be NULL) + * @type: the type of real dentry (data or metadata) * * If dentry is on a union/overlay, then return the underlying, real dentry. * Otherwise return the dentry itself. * * See also: Documentation/filesystems/vfs.rst */ -static inline struct dentry *d_real(struct dentry *dentry, - const struct inode *inode) +static inline struct dentry *d_real(struct dentry *dentry, enum d_real_type type) { if (unlikely(dentry->d_flags & DCACHE_OP_REAL)) - return dentry->d_op->d_real(dentry, inode); + return dentry->d_op->d_real(dentry, type); else return dentry; } /** - * d_real_inode - Return the real inode + * d_real_inode - Return the real inode hosting the data * @dentry: The dentry to query * * If dentry is on a union/overlay, then return the underlying, real inode. @@ -573,7 +577,7 @@ static inline struct dentry *d_real(struct dentry *dentry, static inline struct inode *d_real_inode(const struct dentry *dentry) { /* This usage of d_real() results in const dentry */ - return d_backing_inode(d_real((struct dentry *) dentry, NULL)); + return d_inode(d_real((struct dentry *) dentry, D_REAL_DATA)); } struct name_snapshot { diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h index 772ab4d74d..82b2195efa 100644 --- a/include/linux/device-mapper.h +++ b/include/linux/device-mapper.h @@ -165,7 +165,7 @@ void dm_error(const char *message); struct dm_dev { struct block_device *bdev; - struct bdev_handle *bdev_handle; + struct file *bdev_file; struct dax_device *dax_dev; blk_mode_t mode; char name[16]; diff --git a/include/linux/dio.h b/include/linux/dio.h index 5abd07361e..2b5923909f 100644 --- a/include/linux/dio.h +++ b/include/linux/dio.h @@ -68,7 +68,7 @@ struct dio_bus { }; extern struct dio_bus dio_bus; /* Single DIO bus */ -extern struct bus_type dio_bus_type; +extern const struct bus_type dio_bus_type; /* * DIO device IDs diff --git a/include/linux/dm-bufio.h b/include/linux/dm-bufio.h index 75e7d8cbb5..d1503b815a 100644 --- a/include/linux/dm-bufio.h +++ b/include/linux/dm-bufio.h @@ -64,6 +64,9 @@ void dm_bufio_set_sector_offset(struct dm_bufio_client *c, sector_t start); void *dm_bufio_read(struct dm_bufio_client *c, sector_t block, struct dm_buffer **bp); +void *dm_bufio_read_with_ioprio(struct dm_bufio_client *c, sector_t block, + struct dm_buffer **bp, unsigned short ioprio); + /* * Like dm_bufio_read, but return buffer from cache, don't read * it. If the buffer is not in the cache, return NULL. @@ -86,6 +89,10 @@ void *dm_bufio_new(struct dm_bufio_client *c, sector_t block, void dm_bufio_prefetch(struct dm_bufio_client *c, sector_t block, unsigned int n_blocks); +void dm_bufio_prefetch_with_ioprio(struct dm_bufio_client *c, + sector_t block, unsigned int n_blocks, + unsigned short ioprio); + /* * Release a reference obtained with dm_bufio_{read,get,new}. The data * pointer and dm_buffer pointer is no longer valid after this call. diff --git a/include/linux/dma/k3-udma-glue.h b/include/linux/dma/k3-udma-glue.h index e443be4d3b..1e491c5dca 100644 --- a/include/linux/dma/k3-udma-glue.h +++ b/include/linux/dma/k3-udma-glue.h @@ -26,6 +26,11 @@ struct k3_udma_glue_tx_channel; struct k3_udma_glue_tx_channel *k3_udma_glue_request_tx_chn(struct device *dev, const char *name, struct k3_udma_glue_tx_channel_cfg *cfg); +struct k3_udma_glue_tx_channel * +k3_udma_glue_request_tx_chn_for_thread_id(struct device *dev, + struct k3_udma_glue_tx_channel_cfg *cfg, + struct device_node *udmax_np, u32 thread_id); + void k3_udma_glue_release_tx_chn(struct k3_udma_glue_tx_channel *tx_chn); int k3_udma_glue_push_tx_chn(struct k3_udma_glue_tx_channel *tx_chn, struct cppi5_host_desc_t *desc_tx, @@ -109,6 +114,11 @@ struct k3_udma_glue_rx_channel *k3_udma_glue_request_rx_chn( const char *name, struct k3_udma_glue_rx_channel_cfg *cfg); +struct k3_udma_glue_rx_channel * +k3_udma_glue_request_remote_rx_chn_for_thread_id(struct device *dev, + struct k3_udma_glue_rx_channel_cfg *cfg, + struct device_node *udmax_np, u32 thread_id); + void k3_udma_glue_release_rx_chn(struct k3_udma_glue_rx_channel *rx_chn); int k3_udma_glue_enable_rx_chn(struct k3_udma_glue_rx_channel *rx_chn); void k3_udma_glue_disable_rx_chn(struct k3_udma_glue_rx_channel *rx_chn); diff --git a/include/linux/dpll.h b/include/linux/dpll.h index e37344f6a2..d275736230 100644 --- a/include/linux/dpll.h +++ b/include/linux/dpll.h @@ -21,6 +21,7 @@ struct dpll_device_ops { enum dpll_mode *mode, struct netlink_ext_ack *extack); int (*lock_status_get)(const struct dpll_device *dpll, void *dpll_priv, enum dpll_lock_status *status, + enum dpll_lock_status_error *status_error, struct netlink_ext_ack *extack); int (*temp_get)(const struct dpll_device *dpll, void *dpll_priv, s32 *temp, struct netlink_ext_ack *extack); diff --git a/include/linux/dynamic_queue_limits.h b/include/linux/dynamic_queue_limits.h index 407c2f281b..5693a4be0d 100644 --- a/include/linux/dynamic_queue_limits.h +++ b/include/linux/dynamic_queue_limits.h @@ -38,14 +38,22 @@ #ifdef __KERNEL__ +#include <linux/bitops.h> #include <asm/bug.h> +#define DQL_HIST_LEN 4 +#define DQL_HIST_ENT(dql, idx) ((dql)->history[(idx) % DQL_HIST_LEN]) + struct dql { /* Fields accessed in enqueue path (dql_queued) */ unsigned int num_queued; /* Total ever queued */ unsigned int adj_limit; /* limit + num_completed */ unsigned int last_obj_cnt; /* Count at last queuing */ + unsigned long history_head; /* top 58 bits of jiffies */ + /* stall entries, a bit per entry */ + unsigned long history[DQL_HIST_LEN]; + /* Fields accessed only by completion path (dql_completed) */ unsigned int limit ____cacheline_aligned_in_smp; /* Current limit */ @@ -62,6 +70,13 @@ struct dql { unsigned int max_limit; /* Max limit */ unsigned int min_limit; /* Minimum limit */ unsigned int slack_hold_time; /* Time to measure slack */ + + /* Stall threshold (in jiffies), defined by user */ + unsigned short stall_thrs; + /* Longest stall detected, reported to user */ + unsigned short stall_max; + unsigned long last_reap; /* Last reap (in jiffies) */ + unsigned long stall_cnt; /* Number of stalls */ }; /* Set some static maximums */ @@ -74,6 +89,8 @@ struct dql { */ static inline void dql_queued(struct dql *dql, unsigned int count) { + unsigned long map, now, now_hi, i; + BUG_ON(count > DQL_MAX_OBJECT); dql->last_obj_cnt = count; @@ -86,6 +103,34 @@ static inline void dql_queued(struct dql *dql, unsigned int count) barrier(); dql->num_queued += count; + + now = jiffies; + now_hi = now / BITS_PER_LONG; + + /* The following code set a bit in the ring buffer, where each + * bit trackes time the packet was queued. The dql->history buffer + * tracks DQL_HIST_LEN * BITS_PER_LONG time (jiffies) slot + */ + if (unlikely(now_hi != dql->history_head)) { + /* About to reuse slots, clear them */ + for (i = 0; i < DQL_HIST_LEN; i++) { + /* Multiplication masks high bits */ + if (now_hi * BITS_PER_LONG == + (dql->history_head + i) * BITS_PER_LONG) + break; + DQL_HIST_ENT(dql, dql->history_head + i + 1) = 0; + } + /* pairs with smp_rmb() in dql_check_stall() */ + smp_wmb(); + WRITE_ONCE(dql->history_head, now_hi); + } + + /* __set_bit() does not guarantee WRITE_ONCE() semantics */ + map = DQL_HIST_ENT(dql, now_hi); + + /* Populate the history with an entry (bit) per queued */ + if (!(map & BIT_MASK(now))) + WRITE_ONCE(DQL_HIST_ENT(dql, now_hi), map | BIT_MASK(now)); } /* Returns how many objects can be queued, < 0 indicates over limit. */ diff --git a/include/linux/efi.h b/include/linux/efi.h index c74f47711f..d59b0947fb 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -386,6 +386,7 @@ void efi_native_runtime_setup(void); #define EFI_CONSOLE_OUT_DEVICE_GUID EFI_GUID(0xd3b36f2c, 0xd551, 0x11d4, 0x9a, 0x46, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d) #define APPLE_PROPERTIES_PROTOCOL_GUID EFI_GUID(0x91bd12fe, 0xf6c3, 0x44fb, 0xa5, 0xb7, 0x51, 0x22, 0xab, 0x30, 0x3a, 0xe0) #define EFI_TCG2_PROTOCOL_GUID EFI_GUID(0x607f766c, 0x7455, 0x42be, 0x93, 0x0b, 0xe4, 0xd7, 0x6d, 0xb2, 0x72, 0x0f) +#define EFI_TCG2_FINAL_EVENTS_TABLE_GUID EFI_GUID(0x1e2ed096, 0x30e2, 0x4254, 0xbd, 0x89, 0x86, 0x3b, 0xbe, 0xf8, 0x23, 0x25) #define EFI_LOAD_FILE_PROTOCOL_GUID EFI_GUID(0x56ec3091, 0x954c, 0x11d2, 0x8e, 0x3f, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b) #define EFI_LOAD_FILE2_PROTOCOL_GUID EFI_GUID(0x4006c0c1, 0xfcb3, 0x403e, 0x99, 0x6d, 0x4a, 0x6c, 0x87, 0x24, 0xe0, 0x6d) #define EFI_RT_PROPERTIES_TABLE_GUID EFI_GUID(0xeb66918a, 0x7eef, 0x402a, 0x84, 0x2e, 0x93, 0x1d, 0x21, 0xc3, 0x8a, 0xe9) @@ -400,6 +401,8 @@ void efi_native_runtime_setup(void); #define EFI_CERT_X509_GUID EFI_GUID(0xa5c059a1, 0x94e4, 0x4aa7, 0x87, 0xb5, 0xab, 0x15, 0x5c, 0x2b, 0xf0, 0x72) #define EFI_CERT_X509_SHA256_GUID EFI_GUID(0x3bd2a492, 0x96c0, 0x4079, 0xb4, 0x20, 0xfc, 0xf9, 0x8e, 0xf1, 0x03, 0xed) #define EFI_CC_BLOB_GUID EFI_GUID(0x067b1f5f, 0xcf26, 0x44c5, 0x85, 0x54, 0x93, 0xd7, 0x77, 0x91, 0x2d, 0x42) +#define EFI_CC_MEASUREMENT_PROTOCOL_GUID EFI_GUID(0x96751a3d, 0x72f4, 0x41a6, 0xa7, 0x94, 0xed, 0x5d, 0x0e, 0x67, 0xae, 0x6b) +#define EFI_CC_FINAL_EVENTS_TABLE_GUID EFI_GUID(0xdd4a4648, 0x2de7, 0x4665, 0x96, 0x4d, 0x21, 0xd9, 0xef, 0x5f, 0xb4, 0x46) /* * This GUID is used to pass to the kernel proper the struct screen_info @@ -411,7 +414,6 @@ void efi_native_runtime_setup(void); #define LINUX_EFI_LOADER_ENTRY_GUID EFI_GUID(0x4a67b082, 0x0a4c, 0x41cf, 0xb6, 0xc7, 0x44, 0x0b, 0x29, 0xbb, 0x8c, 0x4f) #define LINUX_EFI_RANDOM_SEED_TABLE_GUID EFI_GUID(0x1ce1e5bc, 0x7ceb, 0x42f2, 0x81, 0xe5, 0x8a, 0xad, 0xf1, 0x80, 0xf5, 0x7b) #define LINUX_EFI_TPM_EVENT_LOG_GUID EFI_GUID(0xb7799cb0, 0xeca2, 0x4943, 0x96, 0x67, 0x1f, 0xae, 0x07, 0xb7, 0x47, 0xfa) -#define LINUX_EFI_TPM_FINAL_LOG_GUID EFI_GUID(0x1e2ed096, 0x30e2, 0x4254, 0xbd, 0x89, 0x86, 0x3b, 0xbe, 0xf8, 0x23, 0x25) #define LINUX_EFI_MEMRESERVE_TABLE_GUID EFI_GUID(0x888eb0c6, 0x8ede, 0x4ff5, 0xa8, 0xf0, 0x9a, 0xee, 0x5c, 0xb9, 0x77, 0xc2) #define LINUX_EFI_INITRD_MEDIA_GUID EFI_GUID(0x5568e427, 0x68fc, 0x4f3d, 0xac, 0x74, 0xca, 0x55, 0x52, 0x31, 0xcc, 0x68) #define LINUX_EFI_MOK_VARIABLE_TABLE_GUID EFI_GUID(0xc451ed2b, 0x9694, 0x45d3, 0xba, 0xba, 0xed, 0x9f, 0x89, 0x88, 0xa3, 0x89) @@ -692,6 +694,11 @@ extern struct efi { extern struct mm_struct efi_mm; +static inline bool mm_is_efi(struct mm_struct *mm) +{ + return IS_ENABLED(CONFIG_EFI) && mm == &efi_mm; +} + static inline int efi_guidcmp (efi_guid_t left, efi_guid_t right) { diff --git a/include/linux/einj-cxl.h b/include/linux/einj-cxl.h new file mode 100644 index 0000000000..624ff6ff41 --- /dev/null +++ b/include/linux/einj-cxl.h @@ -0,0 +1,44 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * CXL protocol Error INJection support. + * + * Copyright (c) 2023 Advanced Micro Devices, Inc. + * All Rights Reserved. + * + * Author: Ben Cheatham <benjamin.cheatham@amd.com> + */ +#ifndef EINJ_CXL_H +#define EINJ_CXL_H + +#include <linux/errno.h> +#include <linux/types.h> + +struct pci_dev; +struct seq_file; + +#if IS_ENABLED(CONFIG_ACPI_APEI_EINJ_CXL) +int einj_cxl_available_error_type_show(struct seq_file *m, void *v); +int einj_cxl_inject_error(struct pci_dev *dport_dev, u64 type); +int einj_cxl_inject_rch_error(u64 rcrb, u64 type); +bool einj_cxl_is_initialized(void); +#else /* !IS_ENABLED(CONFIG_ACPI_APEI_EINJ_CXL) */ +static inline int einj_cxl_available_error_type_show(struct seq_file *m, + void *v) +{ + return -ENXIO; +} + +static inline int einj_cxl_inject_error(struct pci_dev *dport_dev, u64 type) +{ + return -ENXIO; +} + +static inline int einj_cxl_inject_rch_error(u64 rcrb, u64 type) +{ + return -ENXIO; +} + +static inline bool einj_cxl_is_initialized(void) { return false; } +#endif /* CONFIG_ACPI_APEI_EINJ_CXL */ + +#endif /* EINJ_CXL_H */ diff --git a/include/linux/energy_model.h b/include/linux/energy_model.h index 88d91e0874..70cd7258cd 100644 --- a/include/linux/energy_model.h +++ b/include/linux/energy_model.h @@ -5,6 +5,7 @@ #include <linux/device.h> #include <linux/jump_label.h> #include <linux/kobject.h> +#include <linux/kref.h> #include <linux/rcupdate.h> #include <linux/sched/cpufreq.h> #include <linux/sched/topology.h> @@ -12,6 +13,7 @@ /** * struct em_perf_state - Performance state of a performance domain + * @performance: CPU performance (capacity) at a given frequency * @frequency: The frequency in KHz, for consistency with CPUFreq * @power: The power consumed at this level (by 1 CPU or by a registered * device). It can be a total power: static and dynamic. @@ -20,6 +22,7 @@ * @flags: see "em_perf_state flags" description below. */ struct em_perf_state { + unsigned long performance; unsigned long frequency; unsigned long power; unsigned long cost; @@ -37,8 +40,20 @@ struct em_perf_state { #define EM_PERF_STATE_INEFFICIENT BIT(0) /** + * struct em_perf_table - Performance states table + * @rcu: RCU used for safe access and destruction + * @kref: Reference counter to track the users + * @state: List of performance states, in ascending order + */ +struct em_perf_table { + struct rcu_head rcu; + struct kref kref; + struct em_perf_state state[]; +}; + +/** * struct em_perf_domain - Performance domain - * @table: List of performance states, in ascending order + * @em_table: Pointer to the runtime modifiable em_perf_table * @nr_perf_states: Number of performance states * @flags: See "em_perf_domain flags" * @cpus: Cpumask covering the CPUs of the domain. It's here @@ -53,7 +68,7 @@ struct em_perf_state { * field is unused. */ struct em_perf_domain { - struct em_perf_state *table; + struct em_perf_table __rcu *em_table; int nr_perf_states; unsigned long flags; unsigned long cpus[]; @@ -98,27 +113,6 @@ struct em_perf_domain { #define EM_MAX_NUM_CPUS 16 #endif -/* - * To avoid an overflow on 32bit machines while calculating the energy - * use a different order in the operation. First divide by the 'cpu_scale' - * which would reduce big value stored in the 'cost' field, then multiply by - * the 'sum_util'. This would allow to handle existing platforms, which have - * e.g. power ~1.3 Watt at max freq, so the 'cost' value > 1mln micro-Watts. - * In such scenario, where there are 4 CPUs in the Perf. Domain the 'sum_util' - * could be 4096, then multiplication: 'cost' * 'sum_util' would overflow. - * This reordering of operations has some limitations, we lose small - * precision in the estimation (comparing to 64bit platform w/o reordering). - * - * We are safe on 64bit machine. - */ -#ifdef CONFIG_64BIT -#define em_estimate_energy(cost, sum_util, scale_cpu) \ - (((cost) * (sum_util)) / (scale_cpu)) -#else -#define em_estimate_energy(cost, sum_util, scale_cpu) \ - (((cost) / (scale_cpu)) * (sum_util)) -#endif - struct em_data_callback { /** * active_power() - Provide power at the next performance state of @@ -168,40 +162,48 @@ struct em_data_callback { struct em_perf_domain *em_cpu_get(int cpu); struct em_perf_domain *em_pd_get(struct device *dev); +int em_dev_update_perf_domain(struct device *dev, + struct em_perf_table __rcu *new_table); int em_dev_register_perf_domain(struct device *dev, unsigned int nr_states, struct em_data_callback *cb, cpumask_t *span, bool microwatts); void em_dev_unregister_perf_domain(struct device *dev); +struct em_perf_table __rcu *em_table_alloc(struct em_perf_domain *pd); +void em_table_free(struct em_perf_table __rcu *table); +int em_dev_compute_costs(struct device *dev, struct em_perf_state *table, + int nr_states); /** * em_pd_get_efficient_state() - Get an efficient performance state from the EM - * @pd : Performance domain for which we want an efficient frequency - * @freq : Frequency to map with the EM + * @table: List of performance states, in ascending order + * @nr_perf_states: Number of performance states + * @max_util: Max utilization to map with the EM + * @pd_flags: Performance Domain flags * * It is called from the scheduler code quite frequently and as a consequence * doesn't implement any check. * - * Return: An efficient performance state, high enough to meet @freq + * Return: An efficient performance state id, high enough to meet @max_util * requirement. */ -static inline -struct em_perf_state *em_pd_get_efficient_state(struct em_perf_domain *pd, - unsigned long freq) +static inline int +em_pd_get_efficient_state(struct em_perf_state *table, int nr_perf_states, + unsigned long max_util, unsigned long pd_flags) { struct em_perf_state *ps; int i; - for (i = 0; i < pd->nr_perf_states; i++) { - ps = &pd->table[i]; - if (ps->frequency >= freq) { - if (pd->flags & EM_PERF_DOMAIN_SKIP_INEFFICIENCIES && + for (i = 0; i < nr_perf_states; i++) { + ps = &table[i]; + if (ps->performance >= max_util) { + if (pd_flags & EM_PERF_DOMAIN_SKIP_INEFFICIENCIES && ps->flags & EM_PERF_STATE_INEFFICIENT) continue; - break; + return i; } } - return ps; + return nr_perf_states - 1; } /** @@ -224,9 +226,13 @@ static inline unsigned long em_cpu_energy(struct em_perf_domain *pd, unsigned long max_util, unsigned long sum_util, unsigned long allowed_cpu_cap) { - unsigned long freq, ref_freq, scale_cpu; + struct em_perf_table *em_table; struct em_perf_state *ps; - int cpu; + int i; + +#ifdef CONFIG_SCHED_DEBUG + WARN_ONCE(!rcu_read_lock_held(), "EM: rcu read lock needed\n"); +#endif if (!sum_util) return 0; @@ -234,31 +240,29 @@ static inline unsigned long em_cpu_energy(struct em_perf_domain *pd, /* * In order to predict the performance state, map the utilization of * the most utilized CPU of the performance domain to a requested - * frequency, like schedutil. Take also into account that the real - * frequency might be set lower (due to thermal capping). Thus, clamp + * performance, like schedutil. Take also into account that the real + * performance might be set lower (due to thermal capping). Thus, clamp * max utilization to the allowed CPU capacity before calculating - * effective frequency. + * effective performance. */ - cpu = cpumask_first(to_cpumask(pd->cpus)); - scale_cpu = arch_scale_cpu_capacity(cpu); - ref_freq = arch_scale_freq_ref(cpu); - max_util = min(max_util, allowed_cpu_cap); - freq = map_util_freq(max_util, ref_freq, scale_cpu); /* * Find the lowest performance state of the Energy Model above the - * requested frequency. + * requested performance. */ - ps = em_pd_get_efficient_state(pd, freq); + em_table = rcu_dereference(pd->em_table); + i = em_pd_get_efficient_state(em_table->state, pd->nr_perf_states, + max_util, pd->flags); + ps = &em_table->state[i]; /* - * The capacity of a CPU in the domain at the performance state (ps) - * can be computed as: + * The performance (capacity) of a CPU in the domain at the performance + * state (ps) can be computed as: * - * ps->freq * scale_cpu - * ps->cap = -------------------- (1) - * cpu_max_freq + * ps->freq * scale_cpu + * ps->performance = -------------------- (1) + * cpu_max_freq * * So, ignoring the costs of idle states (which are not available in * the EM), the energy consumed by this CPU at that performance state @@ -266,9 +270,10 @@ static inline unsigned long em_cpu_energy(struct em_perf_domain *pd, * * ps->power * cpu_util * cpu_nrg = -------------------- (2) - * ps->cap + * ps->performance * - * since 'cpu_util / ps->cap' represents its percentage of busy time. + * since 'cpu_util / ps->performance' represents its percentage of busy + * time. * * NOTE: Although the result of this computation actually is in * units of power, it can be manipulated as an energy value @@ -278,9 +283,9 @@ static inline unsigned long em_cpu_energy(struct em_perf_domain *pd, * By injecting (1) in (2), 'cpu_nrg' can be re-expressed as a product * of two terms: * - * ps->power * cpu_max_freq cpu_util - * cpu_nrg = ------------------------ * --------- (3) - * ps->freq scale_cpu + * ps->power * cpu_max_freq + * cpu_nrg = ------------------------ * cpu_util (3) + * ps->freq * scale_cpu * * The first term is static, and is stored in the em_perf_state struct * as 'ps->cost'. @@ -290,11 +295,9 @@ static inline unsigned long em_cpu_energy(struct em_perf_domain *pd, * total energy of the domain (which is the simple sum of the energy of * all of its CPUs) can be factorized as: * - * ps->cost * \Sum cpu_util - * pd_nrg = ------------------------ (4) - * scale_cpu + * pd_nrg = ps->cost * \Sum cpu_util (4) */ - return em_estimate_energy(ps->cost, sum_util, scale_cpu); + return ps->cost * sum_util; } /** @@ -309,6 +312,23 @@ static inline int em_pd_nr_perf_states(struct em_perf_domain *pd) return pd->nr_perf_states; } +/** + * em_perf_state_from_pd() - Get the performance states table of perf. + * domain + * @pd : performance domain for which this must be done + * + * To use this function the rcu_read_lock() should be hold. After the usage + * of the performance states table is finished, the rcu_read_unlock() should + * be called. + * + * Return: the pointer to performance states table of the performance domain + */ +static inline +struct em_perf_state *em_perf_state_from_pd(struct em_perf_domain *pd) +{ + return rcu_dereference(pd->em_table)->state; +} + #else struct em_data_callback {}; #define EM_ADV_DATA_CB(_active_power_cb, _cost_cb) { } @@ -343,6 +363,29 @@ static inline int em_pd_nr_perf_states(struct em_perf_domain *pd) { return 0; } +static inline +struct em_perf_table __rcu *em_table_alloc(struct em_perf_domain *pd) +{ + return NULL; +} +static inline void em_table_free(struct em_perf_table __rcu *table) {} +static inline +int em_dev_update_perf_domain(struct device *dev, + struct em_perf_table __rcu *new_table) +{ + return -EINVAL; +} +static inline +struct em_perf_state *em_perf_state_from_pd(struct em_perf_domain *pd) +{ + return NULL; +} +static inline +int em_dev_compute_costs(struct device *dev, struct em_perf_state *table, + int nr_states) +{ + return -EINVAL; +} #endif #endif diff --git a/include/linux/etherdevice.h b/include/linux/etherdevice.h index 297231854a..e44913a820 100644 --- a/include/linux/etherdevice.h +++ b/include/linux/etherdevice.h @@ -632,6 +632,14 @@ static inline void eth_skb_pkt_type(struct sk_buff *skb, } } +static inline struct ethhdr *eth_skb_pull_mac(struct sk_buff *skb) +{ + struct ethhdr *eth = (struct ethhdr *)skb->data; + + skb_pull_inline(skb, ETH_HLEN); + return eth; +} + /** * eth_skb_pad - Pad buffer to mininum number of octets for Ethernet frame * @skb: Buffer to pad diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h index 325e0778e9..9901e563f7 100644 --- a/include/linux/ethtool.h +++ b/include/linux/ethtool.h @@ -222,6 +222,16 @@ extern int __ethtool_get_link_ksettings(struct net_device *dev, struct ethtool_link_ksettings *link_ksettings); +struct ethtool_keee { + __ETHTOOL_DECLARE_LINK_MODE_MASK(supported); + __ETHTOOL_DECLARE_LINK_MODE_MASK(advertised); + __ETHTOOL_DECLARE_LINK_MODE_MASK(lp_advertised); + u32 tx_lpi_timer; + bool tx_lpi_enabled; + bool eee_active; + bool eee_enabled; +}; + struct kernel_ethtool_coalesce { u8 use_cqe_mode_tx; u8 use_cqe_mode_rx; @@ -892,8 +902,8 @@ struct ethtool_ops { struct ethtool_modinfo *); int (*get_module_eeprom)(struct net_device *, struct ethtool_eeprom *, u8 *); - int (*get_eee)(struct net_device *, struct ethtool_eee *); - int (*set_eee)(struct net_device *, struct ethtool_eee *); + int (*get_eee)(struct net_device *dev, struct ethtool_keee *eee); + int (*set_eee)(struct net_device *dev, struct ethtool_keee *eee); int (*get_tunable)(struct net_device *, const struct ethtool_tunable *, void *); int (*set_tunable)(struct net_device *, diff --git a/include/linux/evm.h b/include/linux/evm.h index 36ec884320..d48d6da323 100644 --- a/include/linux/evm.h +++ b/include/linux/evm.h @@ -12,52 +12,12 @@ #include <linux/integrity.h> #include <linux/xattr.h> -struct integrity_iint_cache; - #ifdef CONFIG_EVM extern int evm_set_key(void *key, size_t keylen); extern enum integrity_status evm_verifyxattr(struct dentry *dentry, const char *xattr_name, void *xattr_value, - size_t xattr_value_len, - struct integrity_iint_cache *iint); -extern int evm_inode_setattr(struct mnt_idmap *idmap, - struct dentry *dentry, struct iattr *attr); -extern void evm_inode_post_setattr(struct dentry *dentry, int ia_valid); -extern int evm_inode_setxattr(struct mnt_idmap *idmap, - struct dentry *dentry, const char *name, - const void *value, size_t size); -extern void evm_inode_post_setxattr(struct dentry *dentry, - const char *xattr_name, - const void *xattr_value, - size_t xattr_value_len); -extern int evm_inode_copy_up_xattr(const char *name); -extern int evm_inode_removexattr(struct mnt_idmap *idmap, - struct dentry *dentry, const char *xattr_name); -extern void evm_inode_post_removexattr(struct dentry *dentry, - const char *xattr_name); -static inline void evm_inode_post_remove_acl(struct mnt_idmap *idmap, - struct dentry *dentry, - const char *acl_name) -{ - evm_inode_post_removexattr(dentry, acl_name); -} -extern int evm_inode_set_acl(struct mnt_idmap *idmap, - struct dentry *dentry, const char *acl_name, - struct posix_acl *kacl); -static inline int evm_inode_remove_acl(struct mnt_idmap *idmap, - struct dentry *dentry, - const char *acl_name) -{ - return evm_inode_set_acl(idmap, dentry, acl_name, NULL); -} -static inline void evm_inode_post_set_acl(struct dentry *dentry, - const char *acl_name, - struct posix_acl *kacl) -{ - return evm_inode_post_setxattr(dentry, acl_name, NULL, 0); -} - + size_t xattr_value_len); int evm_inode_init_security(struct inode *inode, struct inode *dir, const struct qstr *qstr, struct xattr *xattrs, int *xattr_count); @@ -85,85 +45,12 @@ static inline int evm_set_key(void *key, size_t keylen) static inline enum integrity_status evm_verifyxattr(struct dentry *dentry, const char *xattr_name, void *xattr_value, - size_t xattr_value_len, - struct integrity_iint_cache *iint) + size_t xattr_value_len) { return INTEGRITY_UNKNOWN; } #endif -static inline int evm_inode_setattr(struct mnt_idmap *idmap, - struct dentry *dentry, struct iattr *attr) -{ - return 0; -} - -static inline void evm_inode_post_setattr(struct dentry *dentry, int ia_valid) -{ - return; -} - -static inline int evm_inode_setxattr(struct mnt_idmap *idmap, - struct dentry *dentry, const char *name, - const void *value, size_t size) -{ - return 0; -} - -static inline void evm_inode_post_setxattr(struct dentry *dentry, - const char *xattr_name, - const void *xattr_value, - size_t xattr_value_len) -{ - return; -} - -static inline int evm_inode_copy_up_xattr(const char *name) -{ - return 0; -} - -static inline int evm_inode_removexattr(struct mnt_idmap *idmap, - struct dentry *dentry, - const char *xattr_name) -{ - return 0; -} - -static inline void evm_inode_post_removexattr(struct dentry *dentry, - const char *xattr_name) -{ - return; -} - -static inline void evm_inode_post_remove_acl(struct mnt_idmap *idmap, - struct dentry *dentry, - const char *acl_name) -{ - return; -} - -static inline int evm_inode_set_acl(struct mnt_idmap *idmap, - struct dentry *dentry, const char *acl_name, - struct posix_acl *kacl) -{ - return 0; -} - -static inline int evm_inode_remove_acl(struct mnt_idmap *idmap, - struct dentry *dentry, - const char *acl_name) -{ - return 0; -} - -static inline void evm_inode_post_set_acl(struct dentry *dentry, - const char *acl_name, - struct posix_acl *kacl) -{ - return; -} - static inline int evm_inode_init_security(struct inode *inode, struct inode *dir, const struct qstr *qstr, struct xattr *xattrs, diff --git a/include/linux/f2fs_fs.h b/include/linux/f2fs_fs.h index 3f016d3c1e..a357287eac 100644 --- a/include/linux/f2fs_fs.h +++ b/include/linux/f2fs_fs.h @@ -41,12 +41,6 @@ #define F2FS_ENC_UTF8_12_1 1 -#define F2FS_IO_SIZE(sbi) BIT(F2FS_OPTION(sbi).write_io_size_bits) /* Blocks */ -#define F2FS_IO_SIZE_KB(sbi) BIT(F2FS_OPTION(sbi).write_io_size_bits + 2) /* KB */ -#define F2FS_IO_SIZE_BITS(sbi) (F2FS_OPTION(sbi).write_io_size_bits) /* power of 2 */ -#define F2FS_IO_SIZE_MASK(sbi) (F2FS_IO_SIZE(sbi) - 1) -#define F2FS_IO_ALIGNED(sbi) (F2FS_IO_SIZE(sbi) > 1) - /* This flag is used by node and meta inodes, and by recovery */ #define GFP_F2FS_ZERO (GFP_NOFS | __GFP_ZERO) @@ -82,6 +76,7 @@ enum stop_cp_reason { STOP_CP_REASON_CORRUPTED_SUMMARY, STOP_CP_REASON_UPDATE_INODE, STOP_CP_REASON_FLUSH_FAIL, + STOP_CP_REASON_NO_SEGMENT, STOP_CP_REASON_MAX, }; diff --git a/include/linux/fb.h b/include/linux/fb.h index 25ca209e4d..811e47f9d1 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -2,28 +2,30 @@ #ifndef _LINUX_FB_H #define _LINUX_FB_H -#include <linux/refcount.h> -#include <linux/kgdb.h> #include <uapi/linux/fb.h> #define FBIO_CURSOR _IOWR('F', 0x08, struct fb_cursor_user) -#include <linux/fs.h> -#include <linux/init.h> +#include <linux/mutex.h> +#include <linux/printk.h> +#include <linux/refcount.h> +#include <linux/types.h> #include <linux/workqueue.h> -#include <linux/notifier.h> -#include <linux/list.h> -#include <linux/backlight.h> -#include <linux/slab.h> #include <asm/fb.h> -struct vm_area_struct; -struct fb_info; +struct backlight_device; struct device; +struct device_node; +struct fb_info; struct file; +struct i2c_adapter; +struct inode; +struct module; +struct notifier_block; +struct page; struct videomode; -struct device_node; +struct vm_area_struct; /* Definitions below are used in the parsed monitor specs */ #define FB_DPMS_ACTIVE_OFF 1 @@ -143,9 +145,13 @@ struct fb_event { void *data; }; +/* Enough for the VT console needs, see its max_font_width/height */ +#define FB_MAX_BLIT_WIDTH 64 +#define FB_MAX_BLIT_HEIGHT 128 + struct fb_blit_caps { - u32 x; - u32 y; + DECLARE_BITMAP(x, FB_MAX_BLIT_WIDTH); + DECLARE_BITMAP(y, FB_MAX_BLIT_HEIGHT); u32 len; u32 flags; }; @@ -192,10 +198,12 @@ struct fb_pixmap { u32 scan_align; /* alignment per scanline */ u32 access_align; /* alignment per read/write (bits) */ u32 flags; /* see FB_PIXMAP_* */ - u32 blit_x; /* supported bit block dimensions (1-32)*/ - u32 blit_y; /* Format: blit_x = 1 << (width - 1) */ - /* blit_y = 1 << (height - 1) */ - /* if 0, will be set to 0xffffffff (all)*/ + /* supported bit block dimensions */ + /* Format: test_bit(width - 1, blit_x) */ + /* test_bit(height - 1, blit_y) */ + /* if zero, will be set to full (all) */ + DECLARE_BITMAP(blit_x, FB_MAX_BLIT_WIDTH); + DECLARE_BITMAP(blit_y, FB_MAX_BLIT_HEIGHT); /* access methods */ void (*writeio)(struct fb_info *info, void __iomem *dst, void *src, unsigned int size); void (*readio) (struct fb_info *info, void *dst, void __iomem *src, unsigned int size); @@ -844,14 +852,7 @@ extern int fb_find_mode(struct fb_var_screeninfo *var, const struct fb_videomode *default_mode, unsigned int default_bpp); -#if defined(CONFIG_VIDEO_NOMODESET) bool fb_modesetting_disabled(const char *drvname); -#else -static inline bool fb_modesetting_disabled(const char *drvname) -{ - return false; -} -#endif /* * Convenience logging macros diff --git a/include/linux/file.h b/include/linux/file.h index 6834a29338..169692cb19 100644 --- a/include/linux/file.h +++ b/include/linux/file.h @@ -24,6 +24,8 @@ struct inode; struct path; extern struct file *alloc_file_pseudo(struct inode *, struct vfsmount *, const char *, int flags, const struct file_operations *); +extern struct file *alloc_file_pseudo_noaccount(struct inode *, struct vfsmount *, + const char *, int flags, const struct file_operations *); extern struct file *alloc_file_clone(struct file *, int flags, const struct file_operations *); diff --git a/include/linux/filelock.h b/include/linux/filelock.h index 95e868e09e..daee999d05 100644 --- a/include/linux/filelock.h +++ b/include/linux/filelock.h @@ -27,6 +27,7 @@ #define FILE_LOCK_DEFERRED 1 struct file_lock; +struct file_lease; struct file_lock_operations { void (*fl_copy_lock)(struct file_lock *, struct file_lock *); @@ -39,14 +40,17 @@ struct lock_manager_operations { void (*lm_put_owner)(fl_owner_t); void (*lm_notify)(struct file_lock *); /* unblock callback */ int (*lm_grant)(struct file_lock *, int); - bool (*lm_break)(struct file_lock *); - int (*lm_change)(struct file_lock *, int, struct list_head *); - void (*lm_setup)(struct file_lock *, void **); - bool (*lm_breaker_owns_lease)(struct file_lock *); bool (*lm_lock_expirable)(struct file_lock *cfl); void (*lm_expire_lock)(void); }; +struct lease_manager_operations { + bool (*lm_break)(struct file_lease *); + int (*lm_change)(struct file_lease *, int, struct list_head *); + void (*lm_setup)(struct file_lease *, void **); + bool (*lm_breaker_owns_lease)(struct file_lease *); +}; + struct lock_manager { struct list_head list; /* @@ -85,31 +89,31 @@ bool opens_in_grace(struct net *); * * Obviously, the last two criteria only matter for POSIX locks. */ -struct file_lock { - struct file_lock *fl_blocker; /* The lock, that is blocking us */ - struct list_head fl_list; /* link into file_lock_context */ - struct hlist_node fl_link; /* node in global lists */ - struct list_head fl_blocked_requests; /* list of requests with + +struct file_lock_core { + struct file_lock_core *flc_blocker; /* The lock that is blocking us */ + struct list_head flc_list; /* link into file_lock_context */ + struct hlist_node flc_link; /* node in global lists */ + struct list_head flc_blocked_requests; /* list of requests with * ->fl_blocker pointing here */ - struct list_head fl_blocked_member; /* node in + struct list_head flc_blocked_member; /* node in * ->fl_blocker->fl_blocked_requests */ - fl_owner_t fl_owner; - unsigned int fl_flags; - unsigned char fl_type; - unsigned int fl_pid; - int fl_link_cpu; /* what cpu's list is this on? */ - wait_queue_head_t fl_wait; - struct file *fl_file; + fl_owner_t flc_owner; + unsigned int flc_flags; + unsigned char flc_type; + pid_t flc_pid; + int flc_link_cpu; /* what cpu's list is this on? */ + wait_queue_head_t flc_wait; + struct file *flc_file; +}; + +struct file_lock { + struct file_lock_core c; loff_t fl_start; loff_t fl_end; - struct fasync_struct * fl_fasync; /* for lease break notifications */ - /* for lease breaks: */ - unsigned long fl_break_time; - unsigned long fl_downgrade_time; - const struct file_lock_operations *fl_ops; /* Callbacks for filesystems */ const struct lock_manager_operations *fl_lmops; /* Callbacks for lockmanagers */ union { @@ -126,6 +130,15 @@ struct file_lock { } fl_u; } __randomize_layout; +struct file_lease { + struct file_lock_core c; + struct fasync_struct * fl_fasync; /* for lease break notifications */ + /* for lease breaks: */ + unsigned long fl_break_time; + unsigned long fl_downgrade_time; + const struct lease_manager_operations *fl_lmops; /* Callbacks for lease managers */ +} __randomize_layout; + struct file_lock_context { spinlock_t flc_lock; struct list_head flc_flock; @@ -147,11 +160,31 @@ int fcntl_setlk64(unsigned int, struct file *, unsigned int, int fcntl_setlease(unsigned int fd, struct file *filp, int arg); int fcntl_getlease(struct file *filp); +static inline bool lock_is_unlock(struct file_lock *fl) +{ + return fl->c.flc_type == F_UNLCK; +} + +static inline bool lock_is_read(struct file_lock *fl) +{ + return fl->c.flc_type == F_RDLCK; +} + +static inline bool lock_is_write(struct file_lock *fl) +{ + return fl->c.flc_type == F_WRLCK; +} + +static inline void locks_wake_up(struct file_lock *fl) +{ + wake_up(&fl->c.flc_wait); +} + /* fs/locks.c */ void locks_free_lock_context(struct inode *inode); void locks_free_lock(struct file_lock *fl); void locks_init_lock(struct file_lock *); -struct file_lock * locks_alloc_lock(void); +struct file_lock *locks_alloc_lock(void); void locks_copy_lock(struct file_lock *, struct file_lock *); void locks_copy_conflock(struct file_lock *, struct file_lock *); void locks_remove_posix(struct file *, fl_owner_t); @@ -165,11 +198,16 @@ int vfs_lock_file(struct file *, unsigned int, struct file_lock *, struct file_l int vfs_cancel_lock(struct file *filp, struct file_lock *fl); bool vfs_inode_has_locks(struct inode *inode); int locks_lock_inode_wait(struct inode *inode, struct file_lock *fl); + +void locks_init_lease(struct file_lease *); +void locks_free_lease(struct file_lease *fl); +struct file_lease *locks_alloc_lease(void); int __break_lease(struct inode *inode, unsigned int flags, unsigned int type); void lease_get_mtime(struct inode *, struct timespec64 *time); -int generic_setlease(struct file *, int, struct file_lock **, void **priv); -int vfs_setlease(struct file *, int, struct file_lock **, void **); -int lease_modify(struct file_lock *, int, struct list_head *); +int generic_setlease(struct file *, int, struct file_lease **, void **priv); +int kernel_setlease(struct file *, int, struct file_lease **, void **); +int vfs_setlease(struct file *, int, struct file_lease **, void **); +int lease_modify(struct file_lease *, int, struct list_head *); struct notifier_block; int lease_register_notifier(struct notifier_block *); @@ -223,6 +261,25 @@ static inline int fcntl_getlease(struct file *filp) return F_UNLCK; } +static inline bool lock_is_unlock(struct file_lock *fl) +{ + return false; +} + +static inline bool lock_is_read(struct file_lock *fl) +{ + return false; +} + +static inline bool lock_is_write(struct file_lock *fl) +{ + return false; +} + +static inline void locks_wake_up(struct file_lock *fl) +{ +} + static inline void locks_free_lock_context(struct inode *inode) { @@ -233,6 +290,11 @@ static inline void locks_init_lock(struct file_lock *fl) return; } +static inline void locks_init_lease(struct file_lease *fl) +{ + return; +} + static inline void locks_copy_conflock(struct file_lock *new, struct file_lock *fl) { return; @@ -307,18 +369,24 @@ static inline void lease_get_mtime(struct inode *inode, } static inline int generic_setlease(struct file *filp, int arg, - struct file_lock **flp, void **priv) + struct file_lease **flp, void **priv) +{ + return -EINVAL; +} + +static inline int kernel_setlease(struct file *filp, int arg, + struct file_lease **lease, void **priv) { return -EINVAL; } static inline int vfs_setlease(struct file *filp, int arg, - struct file_lock **lease, void **priv) + struct file_lease **lease, void **priv) { return -EINVAL; } -static inline int lease_modify(struct file_lock *fl, int arg, +static inline int lease_modify(struct file_lease *fl, int arg, struct list_head *dispose) { return -EINVAL; @@ -341,6 +409,9 @@ locks_inode_context(const struct inode *inode) #endif /* !CONFIG_FILE_LOCKING */ +/* for walking lists of file_locks linked by fl_list */ +#define for_each_file_lock(_fl, _head) list_for_each_entry(_fl, _head, c.flc_list) + static inline int locks_lock_file_wait(struct file *filp, struct file_lock *fl) { return locks_lock_inode_wait(file_inode(filp), fl); diff --git a/include/linux/filter.h b/include/linux/filter.h index f537a394c4..219ee7a768 100644 --- a/include/linux/filter.h +++ b/include/linux/filter.h @@ -72,6 +72,9 @@ struct ctl_table_header; /* unused opcode to mark special ldsx instruction. Same as BPF_IND */ #define BPF_PROBE_MEMSX 0x40 +/* unused opcode to mark special load instruction. Same as BPF_MSH */ +#define BPF_PROBE_MEM32 0xa0 + /* unused opcode to mark call to interpreter with arguments */ #define BPF_CALL_ARGS 0xe0 @@ -958,6 +961,9 @@ bool bpf_jit_supports_subprog_tailcalls(void); bool bpf_jit_supports_kfunc_call(void); bool bpf_jit_supports_far_kfunc_call(void); bool bpf_jit_supports_exceptions(void); +bool bpf_jit_supports_ptr_xchg(void); +bool bpf_jit_supports_arena(void); +u64 bpf_arch_uaddress_limit(void); void arch_bpf_stack_walk(bool (*consume_fn)(void *cookie, u64 ip, u64 sp, u64 bp), void *cookie); bool bpf_helper_changes_pkt_data(void *func); @@ -1142,7 +1148,7 @@ static inline bool bpf_jit_blinding_enabled(struct bpf_prog *prog) return false; if (!bpf_jit_harden) return false; - if (bpf_jit_harden == 1 && bpf_capable()) + if (bpf_jit_harden == 1 && bpf_token_capable(prog->aux->token, CAP_BPF)) return false; return true; diff --git a/include/linux/find.h b/include/linux/find.h index 5e4f39ef2e..c69598e383 100644 --- a/include/linux/find.h +++ b/include/linux/find.h @@ -405,7 +405,7 @@ unsigned long find_next_and_bit_wrap(const unsigned long *addr1, { unsigned long bit = find_next_and_bit(addr1, addr2, size, offset); - if (bit < size) + if (bit < size || offset == 0) return bit; bit = find_first_and_bit(addr1, addr2, offset); @@ -413,8 +413,8 @@ unsigned long find_next_and_bit_wrap(const unsigned long *addr1, } /** - * find_next_bit_wrap - find the next set bit in both memory regions - * @addr: The first address to base the search on + * find_next_bit_wrap - find the next set bit in a memory region + * @addr: The address to base the search on * @size: The bitmap size in bits * @offset: The bitnumber to start searching at * @@ -427,7 +427,7 @@ unsigned long find_next_bit_wrap(const unsigned long *addr, { unsigned long bit = find_next_bit(addr, size, offset); - if (bit < size) + if (bit < size || offset == 0) return bit; bit = find_first_bit(addr, offset); diff --git a/include/linux/firmware.h b/include/linux/firmware.h index 0311858b46..f026f8926d 100644 --- a/include/linux/firmware.h +++ b/include/linux/firmware.h @@ -4,6 +4,7 @@ #include <linux/types.h> #include <linux/compiler.h> +#include <linux/cleanup.h> #include <linux/gfp.h> #define FW_ACTION_NOUEVENT 0 @@ -198,4 +199,6 @@ static inline void firmware_upload_unregister(struct fw_upload *fw_upload) int firmware_request_cache(struct device *device, const char *name); +DEFINE_FREE(firmware, struct firmware *, release_firmware(_T)) + #endif diff --git a/include/linux/firmware/cirrus/cs_dsp.h b/include/linux/firmware/cirrus/cs_dsp.h index 29cd11d5a3..23384a54d5 100644 --- a/include/linux/firmware/cirrus/cs_dsp.h +++ b/include/linux/firmware/cirrus/cs_dsp.h @@ -123,7 +123,6 @@ struct cs_dsp_client_ops; * @sysclk_mask: Mask of frequency bits within sysclk register (ADSP1 only) * @sysclk_shift: Shift of frequency bits within sysclk register (ADSP1 only) * @alg_regions: List of currently loaded algorithm regions - * @fw_file_name: Filename of the current firmware * @fw_name: Name of the current firmware * @fw_id: ID of the current firmware, obtained from the wmfw * @fw_id_version: Version of the firmware, obtained from the wmfw diff --git a/include/linux/firmware/xlnx-zynqmp.h b/include/linux/firmware/xlnx-zynqmp.h index 9a7e527392..1a069a56c9 100644 --- a/include/linux/firmware/xlnx-zynqmp.h +++ b/include/linux/firmware/xlnx-zynqmp.h @@ -3,6 +3,7 @@ * Xilinx Zynq MPSoC Firmware layer * * Copyright (C) 2014-2021 Xilinx + * Copyright (C) 2022 - 2023, Advanced Micro Devices, Inc. * * Michal Simek <michal.simek@amd.com> * Davorin Mista <davorin.mista@aggios.com> @@ -171,6 +172,7 @@ enum pm_api_id { PM_CLOCK_GETPARENT = 44, PM_FPGA_READ = 46, PM_SECURE_AES = 47, + PM_EFUSE_ACCESS = 53, PM_FEATURE_CHECK = 63, }; @@ -562,6 +564,7 @@ int zynqmp_pm_set_requirement(const u32 node, const u32 capabilities, const u32 qos, const enum zynqmp_pm_request_ack ack); int zynqmp_pm_aes_engine(const u64 address, u32 *out); +int zynqmp_pm_efuse_access(const u64 address, u32 *out); int zynqmp_pm_sha_hash(const u64 address, const u32 size, const u32 flags); int zynqmp_pm_fpga_load(const u64 address, const u32 size, const u32 flags); int zynqmp_pm_fpga_get_status(u32 *value); @@ -749,6 +752,11 @@ static inline int zynqmp_pm_aes_engine(const u64 address, u32 *out) return -ENODEV; } +static inline int zynqmp_pm_efuse_access(const u64 address, u32 *out) +{ + return -ENODEV; +} + static inline int zynqmp_pm_sha_hash(const u64 address, const u32 size, const u32 flags) { diff --git a/include/linux/flex_proportions.h b/include/linux/flex_proportions.h index 3e378b1fb0..e9a72fd0bf 100644 --- a/include/linux/flex_proportions.h +++ b/include/linux/flex_proportions.h @@ -39,38 +39,6 @@ void fprop_global_destroy(struct fprop_global *p); bool fprop_new_period(struct fprop_global *p, int periods); /* - * ---- SINGLE ---- - */ -struct fprop_local_single { - /* the local events counter */ - unsigned long events; - /* Period in which we last updated events */ - unsigned int period; - raw_spinlock_t lock; /* Protect period and numerator */ -}; - -#define INIT_FPROP_LOCAL_SINGLE(name) \ -{ .lock = __RAW_SPIN_LOCK_UNLOCKED(name.lock), \ -} - -int fprop_local_init_single(struct fprop_local_single *pl); -void fprop_local_destroy_single(struct fprop_local_single *pl); -void __fprop_inc_single(struct fprop_global *p, struct fprop_local_single *pl); -void fprop_fraction_single(struct fprop_global *p, - struct fprop_local_single *pl, unsigned long *numerator, - unsigned long *denominator); - -static inline -void fprop_inc_single(struct fprop_global *p, struct fprop_local_single *pl) -{ - unsigned long flags; - - local_irq_save(flags); - __fprop_inc_single(p, pl); - local_irq_restore(flags); -} - -/* * ---- PERCPU ---- */ struct fprop_local_percpu { diff --git a/include/linux/font.h b/include/linux/font.h index abf1442ce7..81caffd51b 100644 --- a/include/linux/font.h +++ b/include/linux/font.h @@ -57,7 +57,8 @@ extern const struct font_desc *find_font(const char *name); /* Get the default font for a specific screen size */ extern const struct font_desc *get_default_font(int xres, int yres, - u32 font_w, u32 font_h); + unsigned long *font_w, + unsigned long *font_h); /* Max. length for the name of a predefined font */ #define MAX_FONT_NAME 32 diff --git a/include/linux/fortify-string.h b/include/linux/fortify-string.h index 89a6888f2f..9754f97e71 100644 --- a/include/linux/fortify-string.h +++ b/include/linux/fortify-string.h @@ -2,6 +2,7 @@ #ifndef _LINUX_FORTIFY_STRING_H_ #define _LINUX_FORTIFY_STRING_H_ +#include <linux/bitfield.h> #include <linux/bug.h> #include <linux/const.h> #include <linux/limits.h> @@ -9,7 +10,46 @@ #define __FORTIFY_INLINE extern __always_inline __gnu_inline __overloadable #define __RENAME(x) __asm__(#x) -void fortify_panic(const char *name) __noreturn __cold; +#define FORTIFY_REASON_DIR(r) FIELD_GET(BIT(0), r) +#define FORTIFY_REASON_FUNC(r) FIELD_GET(GENMASK(7, 1), r) +#define FORTIFY_REASON(func, write) (FIELD_PREP(BIT(0), write) | \ + FIELD_PREP(GENMASK(7, 1), func)) + +#ifndef fortify_panic +# define fortify_panic(func, write, avail, size, retfail) \ + __fortify_panic(FORTIFY_REASON(func, write), avail, size) +#endif + +#define FORTIFY_READ 0 +#define FORTIFY_WRITE 1 + +#define EACH_FORTIFY_FUNC(macro) \ + macro(strncpy), \ + macro(strnlen), \ + macro(strlen), \ + macro(strscpy), \ + macro(strlcat), \ + macro(strcat), \ + macro(strncat), \ + macro(memset), \ + macro(memcpy), \ + macro(memmove), \ + macro(memscan), \ + macro(memcmp), \ + macro(memchr), \ + macro(memchr_inv), \ + macro(kmemdup), \ + macro(strcpy), \ + macro(UNKNOWN), + +#define MAKE_FORTIFY_FUNC(func) FORTIFY_FUNC_##func + +enum fortify_func { + EACH_FORTIFY_FUNC(MAKE_FORTIFY_FUNC) +}; + +void __fortify_report(const u8 reason, const size_t avail, const size_t size); +void __fortify_panic(const u8 reason, const size_t avail, const size_t size) __cold __noreturn; void __read_overflow(void) __compiletime_error("detected read beyond size of object (1st parameter)"); void __read_overflow2(void) __compiletime_error("detected read beyond size of object (2nd parameter)"); void __read_overflow2_field(size_t avail, size_t wanted) __compiletime_warning("detected read beyond size of field (2nd parameter); maybe use struct_group()?"); @@ -31,17 +71,30 @@ void __write_overflow_field(size_t avail, size_t wanted) __compiletime_warning(" __ret; \ }) -#if defined(CONFIG_KASAN_GENERIC) || defined(CONFIG_KASAN_SW_TAGS) +#if defined(__SANITIZE_ADDRESS__) + +#if !defined(CONFIG_CC_HAS_KASAN_MEMINTRINSIC_PREFIX) && !defined(CONFIG_GENERIC_ENTRY) +extern void *__underlying_memset(void *p, int c, __kernel_size_t size) __RENAME(memset); +extern void *__underlying_memmove(void *p, const void *q, __kernel_size_t size) __RENAME(memmove); +extern void *__underlying_memcpy(void *p, const void *q, __kernel_size_t size) __RENAME(memcpy); +#elif defined(CONFIG_KASAN_GENERIC) +extern void *__underlying_memset(void *p, int c, __kernel_size_t size) __RENAME(__asan_memset); +extern void *__underlying_memmove(void *p, const void *q, __kernel_size_t size) __RENAME(__asan_memmove); +extern void *__underlying_memcpy(void *p, const void *q, __kernel_size_t size) __RENAME(__asan_memcpy); +#else /* CONFIG_KASAN_SW_TAGS */ +extern void *__underlying_memset(void *p, int c, __kernel_size_t size) __RENAME(__hwasan_memset); +extern void *__underlying_memmove(void *p, const void *q, __kernel_size_t size) __RENAME(__hwasan_memmove); +extern void *__underlying_memcpy(void *p, const void *q, __kernel_size_t size) __RENAME(__hwasan_memcpy); +#endif + extern void *__underlying_memchr(const void *p, int c, __kernel_size_t size) __RENAME(memchr); extern int __underlying_memcmp(const void *p, const void *q, __kernel_size_t size) __RENAME(memcmp); -extern void *__underlying_memcpy(void *p, const void *q, __kernel_size_t size) __RENAME(memcpy); -extern void *__underlying_memmove(void *p, const void *q, __kernel_size_t size) __RENAME(memmove); -extern void *__underlying_memset(void *p, int c, __kernel_size_t size) __RENAME(memset); extern char *__underlying_strcat(char *p, const char *q) __RENAME(strcat); extern char *__underlying_strcpy(char *p, const char *q) __RENAME(strcpy); extern __kernel_size_t __underlying_strlen(const char *p) __RENAME(strlen); extern char *__underlying_strncat(char *p, const char *q, __kernel_size_t count) __RENAME(strncat); extern char *__underlying_strncpy(char *p, const char *q, __kernel_size_t size) __RENAME(strncpy); + #else #if defined(__SANITIZE_MEMORY__) @@ -66,6 +119,7 @@ extern char *__underlying_strncpy(char *p, const char *q, __kernel_size_t size) #define __underlying_strlen __builtin_strlen #define __underlying_strncat __builtin_strncat #define __underlying_strncpy __builtin_strncpy + #endif /** @@ -143,7 +197,7 @@ char *strncpy(char * const POS p, const char *q, __kernel_size_t size) if (__compiletime_lessthan(p_size, size)) __write_overflow(); if (p_size < size) - fortify_panic(__func__); + fortify_panic(FORTIFY_FUNC_strncpy, FORTIFY_WRITE, p_size, size, p); return __underlying_strncpy(p, q, size); } @@ -174,7 +228,7 @@ __FORTIFY_INLINE __kernel_size_t strnlen(const char * const POS p, __kernel_size /* Do not check characters beyond the end of p. */ ret = __real_strnlen(p, maxlen < p_size ? maxlen : p_size); if (p_size <= ret && maxlen != ret) - fortify_panic(__func__); + fortify_panic(FORTIFY_FUNC_strnlen, FORTIFY_READ, p_size, ret + 1, ret); return ret; } @@ -210,31 +264,13 @@ __kernel_size_t __fortify_strlen(const char * const POS p) return __underlying_strlen(p); ret = strnlen(p, p_size); if (p_size <= ret) - fortify_panic(__func__); + fortify_panic(FORTIFY_FUNC_strlen, FORTIFY_READ, p_size, ret + 1, ret); return ret; } /* Defined after fortified strnlen() to reuse it. */ -extern ssize_t __real_strscpy(char *, const char *, size_t) __RENAME(strscpy); -/** - * strscpy - Copy a C-string into a sized buffer - * - * @p: Where to copy the string to - * @q: Where to copy the string from - * @size: Size of destination buffer - * - * Copy the source string @q, or as much of it as fits, into the destination - * @p buffer. The behavior is undefined if the string buffers overlap. The - * destination @p buffer is always NUL terminated, unless it's zero-sized. - * - * Preferred to strncpy() since it always returns a valid string, and - * doesn't unnecessarily force the tail of the destination buffer to be - * zero padded. If padding is desired please use strscpy_pad(). - * - * Returns the number of characters copied in @p (not including the - * trailing %NUL) or -E2BIG if @size is 0 or the copy of @q was truncated. - */ -__FORTIFY_INLINE ssize_t strscpy(char * const POS p, const char * const POS q, size_t size) +extern ssize_t __real_strscpy(char *, const char *, size_t) __RENAME(sized_strscpy); +__FORTIFY_INLINE ssize_t sized_strscpy(char * const POS p, const char * const POS q, size_t size) { /* Use string size rather than possible enclosing struct size. */ const size_t p_size = __member_size(p); @@ -278,8 +314,8 @@ __FORTIFY_INLINE ssize_t strscpy(char * const POS p, const char * const POS q, s * Generate a runtime write overflow error if len is greater than * p_size. */ - if (len > p_size) - fortify_panic(__func__); + if (p_size < len) + fortify_panic(FORTIFY_FUNC_strscpy, FORTIFY_WRITE, p_size, len, -E2BIG); /* * We can now safely call vanilla strscpy because we are protected from: @@ -337,7 +373,7 @@ size_t strlcat(char * const POS p, const char * const POS q, size_t avail) /* Give up if string is already overflowed. */ if (p_size <= p_len) - fortify_panic(__func__); + fortify_panic(FORTIFY_FUNC_strlcat, FORTIFY_READ, p_size, p_len + 1, wanted); if (actual >= avail) { copy_len = avail - p_len - 1; @@ -346,7 +382,7 @@ size_t strlcat(char * const POS p, const char * const POS q, size_t avail) /* Give up if copy will overflow. */ if (p_size <= actual) - fortify_panic(__func__); + fortify_panic(FORTIFY_FUNC_strlcat, FORTIFY_WRITE, p_size, actual + 1, wanted); __underlying_memcpy(p + p_len, q, copy_len); p[actual] = '\0'; @@ -373,9 +409,10 @@ __FORTIFY_INLINE __diagnose_as(__builtin_strcat, 1, 2) char *strcat(char * const POS p, const char *q) { const size_t p_size = __member_size(p); + const size_t wanted = strlcat(p, q, p_size); - if (strlcat(p, q, p_size) >= p_size) - fortify_panic(__func__); + if (p_size <= wanted) + fortify_panic(FORTIFY_FUNC_strcat, FORTIFY_WRITE, p_size, wanted + 1, p); return p; } @@ -404,20 +441,21 @@ char *strncat(char * const POS p, const char * const POS q, __kernel_size_t coun { const size_t p_size = __member_size(p); const size_t q_size = __member_size(q); - size_t p_len, copy_len; + size_t p_len, copy_len, total; if (p_size == SIZE_MAX && q_size == SIZE_MAX) return __underlying_strncat(p, q, count); p_len = strlen(p); copy_len = strnlen(q, count); - if (p_size < p_len + copy_len + 1) - fortify_panic(__func__); + total = p_len + copy_len + 1; + if (p_size < total) + fortify_panic(FORTIFY_FUNC_strncat, FORTIFY_WRITE, p_size, total, p); __underlying_memcpy(p + p_len, q, copy_len); p[p_len + copy_len] = '\0'; return p; } -__FORTIFY_INLINE void fortify_memset_chk(__kernel_size_t size, +__FORTIFY_INLINE bool fortify_memset_chk(__kernel_size_t size, const size_t p_size, const size_t p_size_field) { @@ -452,7 +490,8 @@ __FORTIFY_INLINE void fortify_memset_chk(__kernel_size_t size, * lengths are unknown.) */ if (p_size != SIZE_MAX && p_size < size) - fortify_panic("memset"); + fortify_panic(FORTIFY_FUNC_memset, FORTIFY_WRITE, p_size, size, true); + return false; } #define __fortify_memset_chk(p, c, size, p_size, p_size_field) ({ \ @@ -506,7 +545,7 @@ __FORTIFY_INLINE bool fortify_memcpy_chk(__kernel_size_t size, const size_t q_size, const size_t p_size_field, const size_t q_size_field, - const char *func) + const u8 func) { if (__builtin_constant_p(size)) { /* @@ -550,9 +589,10 @@ __FORTIFY_INLINE bool fortify_memcpy_chk(__kernel_size_t size, * (The SIZE_MAX test is to optimize away checks where the buffer * lengths are unknown.) */ - if ((p_size != SIZE_MAX && p_size < size) || - (q_size != SIZE_MAX && q_size < size)) - fortify_panic(func); + if (p_size != SIZE_MAX && p_size < size) + fortify_panic(func, FORTIFY_WRITE, p_size, size, true); + else if (q_size != SIZE_MAX && q_size < size) + fortify_panic(func, FORTIFY_READ, p_size, size, true); /* * Warn when writing beyond destination field size. @@ -585,7 +625,7 @@ __FORTIFY_INLINE bool fortify_memcpy_chk(__kernel_size_t size, const size_t __q_size_field = (q_size_field); \ WARN_ONCE(fortify_memcpy_chk(__fortify_size, __p_size, \ __q_size, __p_size_field, \ - __q_size_field, #op), \ + __q_size_field, FORTIFY_FUNC_ ##op), \ #op ": detected field-spanning write (size %zu) of single %s (size %zu)\n", \ __fortify_size, \ "field \"" #p "\" at " FILE_LINE, \ @@ -652,7 +692,7 @@ __FORTIFY_INLINE void *memscan(void * const POS0 p, int c, __kernel_size_t size) if (__compiletime_lessthan(p_size, size)) __read_overflow(); if (p_size < size) - fortify_panic(__func__); + fortify_panic(FORTIFY_FUNC_memscan, FORTIFY_READ, p_size, size, NULL); return __real_memscan(p, c, size); } @@ -668,8 +708,10 @@ int memcmp(const void * const POS0 p, const void * const POS0 q, __kernel_size_t if (__compiletime_lessthan(q_size, size)) __read_overflow2(); } - if (p_size < size || q_size < size) - fortify_panic(__func__); + if (p_size < size) + fortify_panic(FORTIFY_FUNC_memcmp, FORTIFY_READ, p_size, size, INT_MIN); + else if (q_size < size) + fortify_panic(FORTIFY_FUNC_memcmp, FORTIFY_READ, q_size, size, INT_MIN); return __underlying_memcmp(p, q, size); } @@ -681,7 +723,7 @@ void *memchr(const void * const POS0 p, int c, __kernel_size_t size) if (__compiletime_lessthan(p_size, size)) __read_overflow(); if (p_size < size) - fortify_panic(__func__); + fortify_panic(FORTIFY_FUNC_memchr, FORTIFY_READ, p_size, size, NULL); return __underlying_memchr(p, c, size); } @@ -693,7 +735,7 @@ __FORTIFY_INLINE void *memchr_inv(const void * const POS0 p, int c, size_t size) if (__compiletime_lessthan(p_size, size)) __read_overflow(); if (p_size < size) - fortify_panic(__func__); + fortify_panic(FORTIFY_FUNC_memchr_inv, FORTIFY_READ, p_size, size, NULL); return __real_memchr_inv(p, c, size); } @@ -706,7 +748,8 @@ __FORTIFY_INLINE void *kmemdup(const void * const POS0 p, size_t size, gfp_t gfp if (__compiletime_lessthan(p_size, size)) __read_overflow(); if (p_size < size) - fortify_panic(__func__); + fortify_panic(FORTIFY_FUNC_kmemdup, FORTIFY_READ, p_size, size, + __real_kmemdup(p, 0, gfp)); return __real_kmemdup(p, size, gfp); } @@ -743,7 +786,7 @@ char *strcpy(char * const POS p, const char * const POS q) __write_overflow(); /* Run-time check for dynamic size overflow. */ if (p_size < size) - fortify_panic(__func__); + fortify_panic(FORTIFY_FUNC_strcpy, FORTIFY_WRITE, p_size, size, p); __underlying_memcpy(p, q, size); return p; } diff --git a/include/linux/fpga/fpga-bridge.h b/include/linux/fpga/fpga-bridge.h index 223da48a6d..94c4edd047 100644 --- a/include/linux/fpga/fpga-bridge.h +++ b/include/linux/fpga/fpga-bridge.h @@ -45,6 +45,7 @@ struct fpga_bridge_info { * @dev: FPGA bridge device * @mutex: enforces exclusive reference to bridge * @br_ops: pointer to struct of FPGA bridge ops + * @br_ops_owner: module containing the br_ops * @info: fpga image specific information * @node: FPGA bridge list node * @priv: low level driver private date @@ -54,6 +55,7 @@ struct fpga_bridge { struct device dev; struct mutex mutex; /* for exclusive reference to bridge */ const struct fpga_bridge_ops *br_ops; + struct module *br_ops_owner; struct fpga_image_info *info; struct list_head node; void *priv; @@ -79,10 +81,12 @@ int of_fpga_bridge_get_to_list(struct device_node *np, struct fpga_image_info *info, struct list_head *bridge_list); +#define fpga_bridge_register(parent, name, br_ops, priv) \ + __fpga_bridge_register(parent, name, br_ops, priv, THIS_MODULE) struct fpga_bridge * -fpga_bridge_register(struct device *parent, const char *name, - const struct fpga_bridge_ops *br_ops, - void *priv); +__fpga_bridge_register(struct device *parent, const char *name, + const struct fpga_bridge_ops *br_ops, void *priv, + struct module *owner); void fpga_bridge_unregister(struct fpga_bridge *br); #endif /* _LINUX_FPGA_BRIDGE_H */ diff --git a/include/linux/fpga/fpga-mgr.h b/include/linux/fpga/fpga-mgr.h index 54f63459ef..0d4fe068f3 100644 --- a/include/linux/fpga/fpga-mgr.h +++ b/include/linux/fpga/fpga-mgr.h @@ -201,6 +201,7 @@ struct fpga_manager_ops { * @state: state of fpga manager * @compat_id: FPGA manager id for compatibility check. * @mops: pointer to struct of fpga manager ops + * @mops_owner: module containing the mops * @priv: low level driver private date */ struct fpga_manager { @@ -210,6 +211,7 @@ struct fpga_manager { enum fpga_mgr_states state; struct fpga_compat_id *compat_id; const struct fpga_manager_ops *mops; + struct module *mops_owner; void *priv; }; @@ -230,18 +232,30 @@ struct fpga_manager *fpga_mgr_get(struct device *dev); void fpga_mgr_put(struct fpga_manager *mgr); +#define fpga_mgr_register_full(parent, info) \ + __fpga_mgr_register_full(parent, info, THIS_MODULE) struct fpga_manager * -fpga_mgr_register_full(struct device *parent, const struct fpga_manager_info *info); +__fpga_mgr_register_full(struct device *parent, const struct fpga_manager_info *info, + struct module *owner); +#define fpga_mgr_register(parent, name, mops, priv) \ + __fpga_mgr_register(parent, name, mops, priv, THIS_MODULE) struct fpga_manager * -fpga_mgr_register(struct device *parent, const char *name, - const struct fpga_manager_ops *mops, void *priv); +__fpga_mgr_register(struct device *parent, const char *name, + const struct fpga_manager_ops *mops, void *priv, struct module *owner); + void fpga_mgr_unregister(struct fpga_manager *mgr); +#define devm_fpga_mgr_register_full(parent, info) \ + __devm_fpga_mgr_register_full(parent, info, THIS_MODULE) struct fpga_manager * -devm_fpga_mgr_register_full(struct device *parent, const struct fpga_manager_info *info); +__devm_fpga_mgr_register_full(struct device *parent, const struct fpga_manager_info *info, + struct module *owner); +#define devm_fpga_mgr_register(parent, name, mops, priv) \ + __devm_fpga_mgr_register(parent, name, mops, priv, THIS_MODULE) struct fpga_manager * -devm_fpga_mgr_register(struct device *parent, const char *name, - const struct fpga_manager_ops *mops, void *priv); +__devm_fpga_mgr_register(struct device *parent, const char *name, + const struct fpga_manager_ops *mops, void *priv, + struct module *owner); #endif /*_LINUX_FPGA_MGR_H */ diff --git a/include/linux/fpga/fpga-region.h b/include/linux/fpga/fpga-region.h index 9d4d329093..5fbc05fe70 100644 --- a/include/linux/fpga/fpga-region.h +++ b/include/linux/fpga/fpga-region.h @@ -36,6 +36,7 @@ struct fpga_region_info { * @mgr: FPGA manager * @info: FPGA image info * @compat_id: FPGA region id for compatibility check. + * @ops_owner: module containing the get_bridges function * @priv: private data * @get_bridges: optional function to get bridges to a list */ @@ -46,6 +47,7 @@ struct fpga_region { struct fpga_manager *mgr; struct fpga_image_info *info; struct fpga_compat_id *compat_id; + struct module *ops_owner; void *priv; int (*get_bridges)(struct fpga_region *region); }; @@ -58,12 +60,17 @@ fpga_region_class_find(struct device *start, const void *data, int fpga_region_program_fpga(struct fpga_region *region); +#define fpga_region_register_full(parent, info) \ + __fpga_region_register_full(parent, info, THIS_MODULE) struct fpga_region * -fpga_region_register_full(struct device *parent, const struct fpga_region_info *info); +__fpga_region_register_full(struct device *parent, const struct fpga_region_info *info, + struct module *owner); +#define fpga_region_register(parent, mgr, get_bridges) \ + __fpga_region_register(parent, mgr, get_bridges, THIS_MODULE) struct fpga_region * -fpga_region_register(struct device *parent, struct fpga_manager *mgr, - int (*get_bridges)(struct fpga_region *)); +__fpga_region_register(struct device *parent, struct fpga_manager *mgr, + int (*get_bridges)(struct fpga_region *), struct module *owner); void fpga_region_unregister(struct fpga_region *region); #endif /* _FPGA_REGION_H */ diff --git a/include/linux/framer/framer-provider.h b/include/linux/framer/framer-provider.h index 782cd5fc83..9724d4b44b 100644 --- a/include/linux/framer/framer-provider.h +++ b/include/linux/framer/framer-provider.h @@ -83,7 +83,6 @@ struct framer_ops { /** * struct framer_provider - represents the framer provider * @dev: framer provider device - * @children: can be used to override the default (dev->of_node) child node * @owner: the module owner having of_xlate * @list: to maintain a linked list of framer providers * @of_xlate: function pointer to obtain framer instance from framer pointer @@ -93,7 +92,7 @@ struct framer_provider { struct module *owner; struct list_head list; struct framer * (*of_xlate)(struct device *dev, - struct of_phandle_args *args); + const struct of_phandle_args *args); }; static inline void framer_set_drvdata(struct framer *framer, void *data) @@ -118,19 +117,19 @@ struct framer *devm_framer_create(struct device *dev, struct device_node *node, const struct framer_ops *ops); struct framer *framer_provider_simple_of_xlate(struct device *dev, - struct of_phandle_args *args); + const struct of_phandle_args *args); struct framer_provider * __framer_provider_of_register(struct device *dev, struct module *owner, struct framer *(*of_xlate)(struct device *dev, - struct of_phandle_args *args)); + const struct of_phandle_args *args)); void framer_provider_of_unregister(struct framer_provider *framer_provider); struct framer_provider * __devm_framer_provider_of_register(struct device *dev, struct module *owner, struct framer *(*of_xlate)(struct device *dev, - struct of_phandle_args *args)); + const struct of_phandle_args *args)); void framer_notify_status_change(struct framer *framer); @@ -154,7 +153,7 @@ static inline struct framer *devm_framer_create(struct device *dev, struct devic } static inline struct framer *framer_provider_simple_of_xlate(struct device *dev, - struct of_phandle_args *args) + const struct of_phandle_args *args) { return ERR_PTR(-ENOSYS); } @@ -162,7 +161,7 @@ static inline struct framer *framer_provider_simple_of_xlate(struct device *dev, static inline struct framer_provider * __framer_provider_of_register(struct device *dev, struct module *owner, struct framer *(*of_xlate)(struct device *dev, - struct of_phandle_args *args)) + const struct of_phandle_args *args)) { return ERR_PTR(-ENOSYS); } @@ -174,7 +173,7 @@ void framer_provider_of_unregister(struct framer_provider *framer_provider) static inline struct framer_provider * __devm_framer_provider_of_register(struct device *dev, struct module *owner, struct framer *(*of_xlate)(struct device *dev, - struct of_phandle_args *args)) + const struct of_phandle_args *args)) { return ERR_PTR(-ENOSYS); } diff --git a/include/linux/fs.h b/include/linux/fs.h index 10e32c8ef1..b09f141321 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -44,6 +44,7 @@ #include <linux/mnt_idmapping.h> #include <linux/slab.h> #include <linux/maple_tree.h> +#include <linux/rw_hint.h> #include <asm/byteorder.h> #include <uapi/linux/fs.h> @@ -120,6 +121,8 @@ typedef int (dio_iodone_t)(struct kiocb *iocb, loff_t offset, #define FMODE_PWRITE ((__force fmode_t)0x10) /* File is opened for execution with sys_execve / sys_uselib */ #define FMODE_EXEC ((__force fmode_t)0x20) +/* File writes are restricted (block device specific) */ +#define FMODE_WRITE_RESTRICTED ((__force fmode_t)0x40) /* 32bit hashes as llseek() offset (for directories) */ #define FMODE_32BITHASH ((__force fmode_t)0x200) /* 64bit hashes as llseek() offset (for directories) */ @@ -310,19 +313,6 @@ struct address_space; struct writeback_control; struct readahead_control; -/* - * Write life time hint values. - * Stored in struct inode as u8. - */ -enum rw_hint { - WRITE_LIFE_NOT_SET = 0, - WRITE_LIFE_NONE = RWH_WRITE_LIFE_NONE, - WRITE_LIFE_SHORT = RWH_WRITE_LIFE_SHORT, - WRITE_LIFE_MEDIUM = RWH_WRITE_LIFE_MEDIUM, - WRITE_LIFE_LONG = RWH_WRITE_LIFE_LONG, - WRITE_LIFE_EXTREME = RWH_WRITE_LIFE_EXTREME, -}; - /* Match RWF_* bits to IOCB bits */ #define IOCB_HIPRI (__force int) RWF_HIPRI #define IOCB_DSYNC (__force int) RWF_DSYNC @@ -485,10 +475,10 @@ struct address_space { pgoff_t writeback_index; const struct address_space_operations *a_ops; unsigned long flags; - struct rw_semaphore i_mmap_rwsem; errseq_t wb_err; spinlock_t i_private_lock; struct list_head i_private_list; + struct rw_semaphore i_mmap_rwsem; void * i_private_data; } __attribute__((aligned(sizeof(long)))) __randomize_layout; /* @@ -680,7 +670,7 @@ struct inode { spinlock_t i_lock; /* i_blocks, i_bytes, maybe i_size */ unsigned short i_bytes; u8 i_blkbits; - u8 i_write_hint; + enum rw_hint i_write_hint; blkcnt_t i_blocks; #ifdef __NEED_I_SIZE_ORDERED @@ -910,7 +900,8 @@ static inline loff_t i_size_read(const struct inode *inode) preempt_enable(); return i_size; #else - return inode->i_size; + /* Pairs with smp_store_release() in i_size_write() */ + return smp_load_acquire(&inode->i_size); #endif } @@ -932,7 +923,12 @@ static inline void i_size_write(struct inode *inode, loff_t i_size) inode->i_size = i_size; preempt_enable(); #else - inode->i_size = i_size; + /* + * Pairs with smp_load_acquire() in i_size_read() to ensure + * changes related to inode size (such as page contents) are + * visible before we see the changed inode size. + */ + smp_store_release(&inode->i_size, i_size); #endif } @@ -1067,6 +1063,7 @@ struct file *get_file_active(struct file **f); typedef void *fl_owner_t; struct file_lock; +struct file_lease; /* The following constant reflects the upper bound of the file/locking space */ #ifndef OFFSET_MAX @@ -1081,9 +1078,20 @@ static inline struct inode *file_inode(const struct file *f) return f->f_inode; } +/* + * file_dentry() is a relic from the days that overlayfs was using files with a + * "fake" path, meaning, f_path on overlayfs and f_inode on underlying fs. + * In those days, file_dentry() was needed to get the underlying fs dentry that + * matches f_inode. + * Files with "fake" path should not exist nowadays, so use an assertion to make + * sure that file_dentry() was not papering over filesystem bugs. + */ static inline struct dentry *file_dentry(const struct file *file) { - return d_real(file->f_path.dentry, file_inode(file)); + struct dentry *dentry = file->f_path.dentry; + + WARN_ON_ONCE(d_inode(dentry) != file_inode(file)); + return dentry; } struct fasync_struct { @@ -1231,8 +1239,8 @@ struct super_block { #endif struct hlist_bl_head s_roots; /* alternate root dentries for NFS */ struct list_head s_mounts; /* list of mounts; _not_ for fs use */ - struct block_device *s_bdev; - struct bdev_handle *s_bdev_handle; + struct block_device *s_bdev; /* can go away once we use an accessor for @s_bdev_file */ + struct file *s_bdev_file; struct backing_dev_info *s_bdi; struct mtd_info *s_mtd; struct hlist_node s_instances; @@ -1258,8 +1266,22 @@ struct super_block { struct fsnotify_mark_connector __rcu *s_fsnotify_marks; #endif + /* + * q: why are s_id and s_sysfs_name not the same? both are human + * readable strings that identify the filesystem + * a: s_id is allowed to change at runtime; it's used in log messages, + * and we want to when a device starts out as single device (s_id is dev + * name) but then a device is hot added and we have to switch to + * identifying it by UUID + * but s_sysfs_name is a handle for programmatic access, and can't + * change at runtime + */ char s_id[32]; /* Informational name */ uuid_t s_uuid; /* UUID */ + u8 s_uuid_len; /* Default 16, possibly smaller for weird filesystems */ + + /* if set, fs shows up under sysfs at /sys/fs/$FSTYP/s_sysfs_name */ + char s_sysfs_name[UUID_STRING_LEN + 1]; unsigned int s_max_links; @@ -2008,7 +2030,7 @@ struct file_operations { ssize_t (*splice_write)(struct pipe_inode_info *, struct file *, loff_t *, size_t, unsigned int); ssize_t (*splice_read)(struct file *, loff_t *, struct pipe_inode_info *, size_t, unsigned int); void (*splice_eof)(struct file *file); - int (*setlease)(struct file *, int, struct file_lock **, void **); + int (*setlease)(struct file *, int, struct file_lease **, void **); long (*fallocate)(struct file *file, int mode, loff_t offset, loff_t len); void (*show_fdinfo)(struct seq_file *m, struct file *f); @@ -2532,6 +2554,44 @@ extern __printf(2, 3) int super_setup_bdi_name(struct super_block *sb, char *fmt, ...); extern int super_setup_bdi(struct super_block *sb); +static inline void super_set_uuid(struct super_block *sb, const u8 *uuid, unsigned len) +{ + if (WARN_ON(len > sizeof(sb->s_uuid))) + len = sizeof(sb->s_uuid); + sb->s_uuid_len = len; + memcpy(&sb->s_uuid, uuid, len); +} + +/* set sb sysfs name based on sb->s_bdev */ +static inline void super_set_sysfs_name_bdev(struct super_block *sb) +{ + snprintf(sb->s_sysfs_name, sizeof(sb->s_sysfs_name), "%pg", sb->s_bdev); +} + +/* set sb sysfs name based on sb->s_uuid */ +static inline void super_set_sysfs_name_uuid(struct super_block *sb) +{ + WARN_ON(sb->s_uuid_len != sizeof(sb->s_uuid)); + snprintf(sb->s_sysfs_name, sizeof(sb->s_sysfs_name), "%pU", sb->s_uuid.b); +} + +/* set sb sysfs name based on sb->s_id */ +static inline void super_set_sysfs_name_id(struct super_block *sb) +{ + strscpy(sb->s_sysfs_name, sb->s_id, sizeof(sb->s_sysfs_name)); +} + +/* try to use something standard before you use this */ +__printf(2, 3) +static inline void super_set_sysfs_name_generic(struct super_block *sb, const char *fmt, ...) +{ + va_list args; + + va_start(args, fmt); + vsnprintf(sb->s_sysfs_name, sizeof(sb->s_sysfs_name), fmt, args); + va_end(args); +} + extern int current_umask(void); extern void ihold(struct inode * inode); @@ -2928,6 +2988,17 @@ extern bool path_is_under(const struct path *, const struct path *); extern char *file_path(struct file *, char *, int); +/** + * is_dot_dotdot - returns true only if @name is "." or ".." + * @name: file name to check + * @len: length of file name, in bytes + */ +static inline bool is_dot_dotdot(const char *name, size_t len) +{ + return len && unlikely(name[0] == '.') && + (len == 1 || (len == 2 && name[1] == '.')); +} + #include <linux/err.h> /* needed for stackable file system support */ @@ -3005,6 +3076,7 @@ extern struct inode *new_inode_pseudo(struct super_block *sb); extern struct inode *new_inode(struct super_block *sb); extern void free_inode_nonrcu(struct inode *inode); extern int setattr_should_drop_suidgid(struct mnt_idmap *, struct inode *); +extern int file_remove_privs_flags(struct file *file, unsigned int flags); extern int file_remove_privs(struct file *); int setattr_should_drop_sgid(struct mnt_idmap *idmap, const struct inode *inode); @@ -3238,7 +3310,7 @@ extern int simple_write_begin(struct file *file, struct address_space *mapping, extern const struct address_space_operations ram_aops; extern int always_delete_dentry(const struct dentry *); extern struct inode *alloc_anon_inode(struct super_block *); -extern int simple_nosetlease(struct file *, int, struct file_lock **, void **); +extern int simple_nosetlease(struct file *, int, struct file_lease **, void **); extern const struct dentry_operations simple_dentry_operations; extern struct dentry *simple_lookup(struct inode *, struct dentry *, unsigned int flags); @@ -3283,7 +3355,7 @@ extern int generic_file_fsync(struct file *, loff_t, loff_t, int); extern int generic_check_addressable(unsigned, u64); -extern void generic_set_encrypted_ci_d_ops(struct dentry *dentry); +extern void generic_set_sb_d_ops(struct super_block *sb); static inline bool sb_has_encoding(const struct super_block *sb) { @@ -3347,6 +3419,8 @@ static inline int kiocb_set_rw_flags(struct kiocb *ki, rwf_t flags) return 0; if (unlikely(flags & ~RWF_SUPPORTED)) return -EOPNOTSUPP; + if (unlikely((flags & RWF_APPEND) && (flags & RWF_NOAPPEND))) + return -EINVAL; if (flags & RWF_NOWAIT) { if (!(ki->ki_filp->f_mode & FMODE_NOWAIT)) @@ -3357,6 +3431,12 @@ static inline int kiocb_set_rw_flags(struct kiocb *ki, rwf_t flags) if (flags & RWF_SYNC) kiocb_flags |= IOCB_DSYNC; + if ((flags & RWF_NOAPPEND) && (ki->ki_flags & IOCB_APPEND)) { + if (IS_APPEND(file_inode(ki->ki_filp))) + return -EPERM; + ki->ki_flags &= ~IOCB_APPEND; + } + ki->ki_flags |= kiocb_flags; return 0; } diff --git a/include/linux/fscrypt.h b/include/linux/fscrypt.h index 12f9e455d5..772f822dc6 100644 --- a/include/linux/fscrypt.h +++ b/include/linux/fscrypt.h @@ -192,6 +192,8 @@ struct fscrypt_operations { unsigned int *num_devs); }; +int fscrypt_d_revalidate(struct dentry *dentry, unsigned int flags); + static inline struct fscrypt_inode_info * fscrypt_get_inode_info(const struct inode *inode) { @@ -221,15 +223,29 @@ static inline bool fscrypt_needs_contents_encryption(const struct inode *inode) } /* - * When d_splice_alias() moves a directory's no-key alias to its plaintext alias - * as a result of the encryption key being added, DCACHE_NOKEY_NAME must be - * cleared. Note that we don't have to support arbitrary moves of this flag - * because fscrypt doesn't allow no-key names to be the source or target of a - * rename(). + * When d_splice_alias() moves a directory's no-key alias to its + * plaintext alias as a result of the encryption key being added, + * DCACHE_NOKEY_NAME must be cleared and there might be an opportunity + * to disable d_revalidate. Note that we don't have to support the + * inverse operation because fscrypt doesn't allow no-key names to be + * the source or target of a rename(). */ static inline void fscrypt_handle_d_move(struct dentry *dentry) { - dentry->d_flags &= ~DCACHE_NOKEY_NAME; + /* + * VFS calls fscrypt_handle_d_move even for non-fscrypt + * filesystems. + */ + if (dentry->d_flags & DCACHE_NOKEY_NAME) { + dentry->d_flags &= ~DCACHE_NOKEY_NAME; + + /* + * Other filesystem features might be handling dentry + * revalidation, in which case it cannot be disabled. + */ + if (dentry->d_op->d_revalidate == fscrypt_d_revalidate) + dentry->d_flags &= ~DCACHE_OP_REVALIDATE; + } } /** @@ -261,6 +277,35 @@ static inline bool fscrypt_is_nokey_name(const struct dentry *dentry) return dentry->d_flags & DCACHE_NOKEY_NAME; } +static inline void fscrypt_prepare_dentry(struct dentry *dentry, + bool is_nokey_name) +{ + /* + * This code tries to only take ->d_lock when necessary to write + * to ->d_flags. We shouldn't be peeking on d_flags for + * DCACHE_OP_REVALIDATE unlocked, but in the unlikely case + * there is a race, the worst it can happen is that we fail to + * unset DCACHE_OP_REVALIDATE and pay the cost of an extra + * d_revalidate. + */ + if (is_nokey_name) { + spin_lock(&dentry->d_lock); + dentry->d_flags |= DCACHE_NOKEY_NAME; + spin_unlock(&dentry->d_lock); + } else if (dentry->d_flags & DCACHE_OP_REVALIDATE && + dentry->d_op->d_revalidate == fscrypt_d_revalidate) { + /* + * Unencrypted dentries and encrypted dentries where the + * key is available are always valid from fscrypt + * perspective. Avoid the cost of calling + * fscrypt_d_revalidate unnecessarily. + */ + spin_lock(&dentry->d_lock); + dentry->d_flags &= ~DCACHE_OP_REVALIDATE; + spin_unlock(&dentry->d_lock); + } +} + /* crypto.c */ void fscrypt_enqueue_decrypt_work(struct work_struct *); @@ -368,7 +413,6 @@ int fscrypt_fname_disk_to_usr(const struct inode *inode, bool fscrypt_match_name(const struct fscrypt_name *fname, const u8 *de_name, u32 de_name_len); u64 fscrypt_fname_siphash(const struct inode *dir, const struct qstr *name); -int fscrypt_d_revalidate(struct dentry *dentry, unsigned int flags); /* bio.c */ bool fscrypt_decrypt_bio(struct bio *bio); @@ -425,6 +469,11 @@ static inline bool fscrypt_is_nokey_name(const struct dentry *dentry) return false; } +static inline void fscrypt_prepare_dentry(struct dentry *dentry, + bool is_nokey_name) +{ +} + /* crypto.c */ static inline void fscrypt_enqueue_decrypt_work(struct work_struct *work) { @@ -982,6 +1031,9 @@ static inline int fscrypt_prepare_lookup(struct inode *dir, fname->usr_fname = &dentry->d_name; fname->disk_name.name = (unsigned char *)dentry->d_name.name; fname->disk_name.len = dentry->d_name.len; + + fscrypt_prepare_dentry(dentry, false); + return 0; } diff --git a/include/linux/fsnotify.h b/include/linux/fsnotify.h index 8300a52869..1a9de119a0 100644 --- a/include/linux/fsnotify.h +++ b/include/linux/fsnotify.h @@ -17,6 +17,12 @@ #include <linux/slab.h> #include <linux/bug.h> +/* Are there any inode/mount/sb objects that are being watched at all? */ +static inline bool fsnotify_sb_has_watchers(struct super_block *sb) +{ + return atomic_long_read(&sb->s_fsnotify_connectors); +} + /* * Notify this @dir inode about a change in a child directory entry. * The directory entry may have turned positive or negative or its inode may @@ -30,7 +36,7 @@ static inline int fsnotify_name(__u32 mask, const void *data, int data_type, struct inode *dir, const struct qstr *name, u32 cookie) { - if (atomic_long_read(&dir->i_sb->s_fsnotify_connectors) == 0) + if (!fsnotify_sb_has_watchers(dir->i_sb)) return 0; return fsnotify(mask, data, data_type, dir, name, NULL, cookie); @@ -44,7 +50,7 @@ static inline void fsnotify_dirent(struct inode *dir, struct dentry *dentry, static inline void fsnotify_inode(struct inode *inode, __u32 mask) { - if (atomic_long_read(&inode->i_sb->s_fsnotify_connectors) == 0) + if (!fsnotify_sb_has_watchers(inode->i_sb)) return; if (S_ISDIR(inode->i_mode)) @@ -59,7 +65,7 @@ static inline int fsnotify_parent(struct dentry *dentry, __u32 mask, { struct inode *inode = d_inode(dentry); - if (atomic_long_read(&inode->i_sb->s_fsnotify_connectors) == 0) + if (!fsnotify_sb_has_watchers(inode->i_sb)) return 0; if (S_ISDIR(inode->i_mode)) { diff --git a/include/linux/fsnotify_backend.h b/include/linux/fsnotify_backend.h index 7f63be5ca0..8f40c349b2 100644 --- a/include/linux/fsnotify_backend.h +++ b/include/linux/fsnotify_backend.h @@ -31,8 +31,8 @@ #define FS_ACCESS 0x00000001 /* File was accessed */ #define FS_MODIFY 0x00000002 /* File was modified */ #define FS_ATTRIB 0x00000004 /* Metadata changed */ -#define FS_CLOSE_WRITE 0x00000008 /* Writtable file was closed */ -#define FS_CLOSE_NOWRITE 0x00000010 /* Unwrittable file closed */ +#define FS_CLOSE_WRITE 0x00000008 /* Writable file was closed */ +#define FS_CLOSE_NOWRITE 0x00000010 /* Unwritable file closed */ #define FS_OPEN 0x00000020 /* File was opened */ #define FS_MOVED_FROM 0x00000040 /* File was moved from X */ #define FS_MOVED_TO 0x00000080 /* File was moved to Y */ diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h index e8921871ef..54d53f345d 100644 --- a/include/linux/ftrace.h +++ b/include/linux/ftrace.h @@ -1151,7 +1151,9 @@ static inline void unpause_graph_tracing(void) { } #ifdef CONFIG_TRACING enum ftrace_dump_mode; -extern enum ftrace_dump_mode ftrace_dump_on_oops; +#define MAX_TRACER_SIZE 100 +extern char ftrace_dump_on_oops[]; +extern int ftrace_dump_on_oops_enabled(void); extern int tracepoint_printk; extern void disable_trace_on_warning(void); diff --git a/include/linux/fw_table.h b/include/linux/fw_table.h index 9542186039..3ff4c27729 100644 --- a/include/linux/fw_table.h +++ b/include/linux/fw_table.h @@ -40,12 +40,14 @@ union acpi_subtable_headers { int acpi_parse_entries_array(char *id, unsigned long table_size, union fw_table_header *table_header, + unsigned long max_length, struct acpi_subtable_proc *proc, int proc_num, unsigned int max_entries); int cdat_table_parse(enum acpi_cdat_type type, acpi_tbl_entry_handler_arg handler_arg, void *arg, - struct acpi_table_cdat *table_header); + struct acpi_table_cdat *table_header, + unsigned long length); /* CXL is the only non-ACPI consumer of the FIRMWARE_TABLE library */ #if IS_ENABLED(CONFIG_ACPI) && !IS_ENABLED(CONFIG_CXL_BUS) diff --git a/include/linux/fwnode.h b/include/linux/fwnode.h index 2a72f55d26..0d79070c5a 100644 --- a/include/linux/fwnode.h +++ b/include/linux/fwnode.h @@ -9,10 +9,16 @@ #ifndef _LINUX_FWNODE_H_ #define _LINUX_FWNODE_H_ -#include <linux/types.h> -#include <linux/list.h> #include <linux/bits.h> #include <linux/err.h> +#include <linux/list.h> +#include <linux/types.h> + +enum dev_dma_attr { + DEV_DMA_NOT_SUPPORTED, + DEV_DMA_NON_COHERENT, + DEV_DMA_COHERENT, +}; struct fwnode_operations; struct device; @@ -53,8 +59,10 @@ struct fwnode_handle { * fwnode link flags * * CYCLE: The fwnode link is part of a cycle. Don't defer probe. + * IGNORE: Completely ignore this link, even during cycle detection. */ #define FWLINK_FLAG_CYCLE BIT(0) +#define FWLINK_FLAG_IGNORE BIT(1) struct fwnode_link { struct fwnode_handle *supplier; @@ -187,7 +195,6 @@ struct fwnode_operations { if (fwnode_has_op(fwnode, op)) \ (fwnode)->ops->op(fwnode, ## __VA_ARGS__); \ } while (false) -#define get_dev_from_fwnode(fwnode) get_device((fwnode)->dev) static inline void fwnode_init(struct fwnode_handle *fwnode, const struct fwnode_operations *ops) @@ -209,9 +216,10 @@ static inline void fwnode_dev_initialized(struct fwnode_handle *fwnode, fwnode->flags &= ~FWNODE_FLAG_INITIALIZED; } -extern bool fw_devlink_is_strict(void); -int fwnode_link_add(struct fwnode_handle *con, struct fwnode_handle *sup); +int fwnode_link_add(struct fwnode_handle *con, struct fwnode_handle *sup, + u8 flags); void fwnode_links_purge(struct fwnode_handle *fwnode); void fw_devlink_purge_absent_suppliers(struct fwnode_handle *fwnode); +bool fw_devlink_is_strict(void); #endif diff --git a/include/linux/generic-radix-tree.h b/include/linux/generic-radix-tree.h index 8474131647..f3512fddf3 100644 --- a/include/linux/generic-radix-tree.h +++ b/include/linux/generic-radix-tree.h @@ -5,7 +5,7 @@ * DOC: Generic radix trees/sparse arrays * * Very simple and minimalistic, supporting arbitrary size entries up to - * PAGE_SIZE. + * GENRADIX_NODE_SIZE. * * A genradix is defined with the type it will store, like so: * @@ -45,12 +45,15 @@ struct genradix_root; +#define GENRADIX_NODE_SHIFT 9 +#define GENRADIX_NODE_SIZE (1U << GENRADIX_NODE_SHIFT) + struct __genradix { struct genradix_root *root; }; /* - * NOTE: currently, sizeof(_type) must not be larger than PAGE_SIZE: + * NOTE: currently, sizeof(_type) must not be larger than GENRADIX_NODE_SIZE: */ #define __GENRADIX_INITIALIZER \ @@ -101,14 +104,14 @@ void __genradix_free(struct __genradix *); static inline size_t __idx_to_offset(size_t idx, size_t obj_size) { if (__builtin_constant_p(obj_size)) - BUILD_BUG_ON(obj_size > PAGE_SIZE); + BUILD_BUG_ON(obj_size > GENRADIX_NODE_SIZE); else - BUG_ON(obj_size > PAGE_SIZE); + BUG_ON(obj_size > GENRADIX_NODE_SIZE); if (!is_power_of_2(obj_size)) { - size_t objs_per_page = PAGE_SIZE / obj_size; + size_t objs_per_page = GENRADIX_NODE_SIZE / obj_size; - return (idx / objs_per_page) * PAGE_SIZE + + return (idx / objs_per_page) * GENRADIX_NODE_SIZE + (idx % objs_per_page) * obj_size; } else { return idx * obj_size; @@ -118,9 +121,9 @@ static inline size_t __idx_to_offset(size_t idx, size_t obj_size) #define __genradix_cast(_radix) (typeof((_radix)->type[0]) *) #define __genradix_obj_size(_radix) sizeof((_radix)->type[0]) #define __genradix_objs_per_page(_radix) \ - (PAGE_SIZE / sizeof((_radix)->type[0])) + (GENRADIX_NODE_SIZE / sizeof((_radix)->type[0])) #define __genradix_page_remainder(_radix) \ - (PAGE_SIZE % sizeof((_radix)->type[0])) + (GENRADIX_NODE_SIZE % sizeof((_radix)->type[0])) #define __genradix_idx_to_offset(_radix, _idx) \ __idx_to_offset(_idx, __genradix_obj_size(_radix)) @@ -217,8 +220,8 @@ static inline void __genradix_iter_advance(struct genradix_iter *iter, iter->offset += obj_size; if (!is_power_of_2(obj_size) && - (iter->offset & (PAGE_SIZE - 1)) + obj_size > PAGE_SIZE) - iter->offset = round_up(iter->offset, PAGE_SIZE); + (iter->offset & (GENRADIX_NODE_SIZE - 1)) + obj_size > GENRADIX_NODE_SIZE) + iter->offset = round_up(iter->offset, GENRADIX_NODE_SIZE); iter->pos++; } @@ -235,8 +238,8 @@ static inline void __genradix_iter_rewind(struct genradix_iter *iter, return; } - if ((iter->offset & (PAGE_SIZE - 1)) == 0) - iter->offset -= PAGE_SIZE % obj_size; + if ((iter->offset & (GENRADIX_NODE_SIZE - 1)) == 0) + iter->offset -= GENRADIX_NODE_SIZE % obj_size; iter->offset -= obj_size; iter->pos--; @@ -263,7 +266,7 @@ static inline void __genradix_iter_rewind(struct genradix_iter *iter, genradix_for_each_from(_radix, _iter, _p, 0) #define genradix_last_pos(_radix) \ - (SIZE_MAX / PAGE_SIZE * __genradix_objs_per_page(_radix) - 1) + (SIZE_MAX / GENRADIX_NODE_SIZE * __genradix_objs_per_page(_radix) - 1) /** * genradix_for_each_reverse - iterate over entry in a genradix, reverse order diff --git a/include/linux/gfp.h b/include/linux/gfp.h index e2a916cf29..c775ea3c60 100644 --- a/include/linux/gfp.h +++ b/include/linux/gfp.h @@ -311,15 +311,23 @@ extern void __free_pages(struct page *page, unsigned int order); extern void free_pages(unsigned long addr, unsigned int order); struct page_frag_cache; +void page_frag_cache_drain(struct page_frag_cache *nc); extern void __page_frag_cache_drain(struct page *page, unsigned int count); -extern void *page_frag_alloc_align(struct page_frag_cache *nc, - unsigned int fragsz, gfp_t gfp_mask, - unsigned int align_mask); +void *__page_frag_alloc_align(struct page_frag_cache *nc, unsigned int fragsz, + gfp_t gfp_mask, unsigned int align_mask); + +static inline void *page_frag_alloc_align(struct page_frag_cache *nc, + unsigned int fragsz, gfp_t gfp_mask, + unsigned int align) +{ + WARN_ON_ONCE(!is_power_of_2(align)); + return __page_frag_alloc_align(nc, fragsz, gfp_mask, -align); +} static inline void *page_frag_alloc(struct page_frag_cache *nc, unsigned int fragsz, gfp_t gfp_mask) { - return page_frag_alloc_align(nc, fragsz, gfp_mask, ~0u); + return __page_frag_alloc_align(nc, fragsz, gfp_mask, ~0u); } extern void page_frag_free(void *addr); @@ -334,7 +342,7 @@ void drain_all_pages(struct zone *zone); void drain_local_pages(struct zone *zone); void page_alloc_init_late(void); -void setup_pcp_cacheinfo(void); +void setup_pcp_cacheinfo(unsigned int cpu); /* * gfp_allowed_mask is set to GFP_BOOT_MASK during early boot to restrict what diff --git a/include/linux/gfp_types.h b/include/linux/gfp_types.h index 495ebf5f2c..13becafe41 100644 --- a/include/linux/gfp_types.h +++ b/include/linux/gfp_types.h @@ -23,44 +23,78 @@ typedef unsigned int __bitwise gfp_t; * include/trace/events/mmflags.h and tools/perf/builtin-kmem.c */ +enum { + ___GFP_DMA_BIT, + ___GFP_HIGHMEM_BIT, + ___GFP_DMA32_BIT, + ___GFP_MOVABLE_BIT, + ___GFP_RECLAIMABLE_BIT, + ___GFP_HIGH_BIT, + ___GFP_IO_BIT, + ___GFP_FS_BIT, + ___GFP_ZERO_BIT, + ___GFP_UNUSED_BIT, /* 0x200u unused */ + ___GFP_DIRECT_RECLAIM_BIT, + ___GFP_KSWAPD_RECLAIM_BIT, + ___GFP_WRITE_BIT, + ___GFP_NOWARN_BIT, + ___GFP_RETRY_MAYFAIL_BIT, + ___GFP_NOFAIL_BIT, + ___GFP_NORETRY_BIT, + ___GFP_MEMALLOC_BIT, + ___GFP_COMP_BIT, + ___GFP_NOMEMALLOC_BIT, + ___GFP_HARDWALL_BIT, + ___GFP_THISNODE_BIT, + ___GFP_ACCOUNT_BIT, + ___GFP_ZEROTAGS_BIT, +#ifdef CONFIG_KASAN_HW_TAGS + ___GFP_SKIP_ZERO_BIT, + ___GFP_SKIP_KASAN_BIT, +#endif +#ifdef CONFIG_LOCKDEP + ___GFP_NOLOCKDEP_BIT, +#endif + ___GFP_LAST_BIT +}; + /* Plain integer GFP bitmasks. Do not use this directly. */ -#define ___GFP_DMA 0x01u -#define ___GFP_HIGHMEM 0x02u -#define ___GFP_DMA32 0x04u -#define ___GFP_MOVABLE 0x08u -#define ___GFP_RECLAIMABLE 0x10u -#define ___GFP_HIGH 0x20u -#define ___GFP_IO 0x40u -#define ___GFP_FS 0x80u -#define ___GFP_ZERO 0x100u +#define ___GFP_DMA BIT(___GFP_DMA_BIT) +#define ___GFP_HIGHMEM BIT(___GFP_HIGHMEM_BIT) +#define ___GFP_DMA32 BIT(___GFP_DMA32_BIT) +#define ___GFP_MOVABLE BIT(___GFP_MOVABLE_BIT) +#define ___GFP_RECLAIMABLE BIT(___GFP_RECLAIMABLE_BIT) +#define ___GFP_HIGH BIT(___GFP_HIGH_BIT) +#define ___GFP_IO BIT(___GFP_IO_BIT) +#define ___GFP_FS BIT(___GFP_FS_BIT) +#define ___GFP_ZERO BIT(___GFP_ZERO_BIT) /* 0x200u unused */ -#define ___GFP_DIRECT_RECLAIM 0x400u -#define ___GFP_KSWAPD_RECLAIM 0x800u -#define ___GFP_WRITE 0x1000u -#define ___GFP_NOWARN 0x2000u -#define ___GFP_RETRY_MAYFAIL 0x4000u -#define ___GFP_NOFAIL 0x8000u -#define ___GFP_NORETRY 0x10000u -#define ___GFP_MEMALLOC 0x20000u -#define ___GFP_COMP 0x40000u -#define ___GFP_NOMEMALLOC 0x80000u -#define ___GFP_HARDWALL 0x100000u -#define ___GFP_THISNODE 0x200000u -#define ___GFP_ACCOUNT 0x400000u -#define ___GFP_ZEROTAGS 0x800000u +#define ___GFP_DIRECT_RECLAIM BIT(___GFP_DIRECT_RECLAIM_BIT) +#define ___GFP_KSWAPD_RECLAIM BIT(___GFP_KSWAPD_RECLAIM_BIT) +#define ___GFP_WRITE BIT(___GFP_WRITE_BIT) +#define ___GFP_NOWARN BIT(___GFP_NOWARN_BIT) +#define ___GFP_RETRY_MAYFAIL BIT(___GFP_RETRY_MAYFAIL_BIT) +#define ___GFP_NOFAIL BIT(___GFP_NOFAIL_BIT) +#define ___GFP_NORETRY BIT(___GFP_NORETRY_BIT) +#define ___GFP_MEMALLOC BIT(___GFP_MEMALLOC_BIT) +#define ___GFP_COMP BIT(___GFP_COMP_BIT) +#define ___GFP_NOMEMALLOC BIT(___GFP_NOMEMALLOC_BIT) +#define ___GFP_HARDWALL BIT(___GFP_HARDWALL_BIT) +#define ___GFP_THISNODE BIT(___GFP_THISNODE_BIT) +#define ___GFP_ACCOUNT BIT(___GFP_ACCOUNT_BIT) +#define ___GFP_ZEROTAGS BIT(___GFP_ZEROTAGS_BIT) #ifdef CONFIG_KASAN_HW_TAGS -#define ___GFP_SKIP_ZERO 0x1000000u -#define ___GFP_SKIP_KASAN 0x2000000u +#define ___GFP_SKIP_ZERO BIT(___GFP_SKIP_ZERO_BIT) +#define ___GFP_SKIP_KASAN BIT(___GFP_SKIP_KASAN_BIT) #else #define ___GFP_SKIP_ZERO 0 #define ___GFP_SKIP_KASAN 0 #endif #ifdef CONFIG_LOCKDEP -#define ___GFP_NOLOCKDEP 0x4000000u +#define ___GFP_NOLOCKDEP BIT(___GFP_NOLOCKDEP_BIT) #else #define ___GFP_NOLOCKDEP 0 #endif -/* If the above are modified, __GFP_BITS_SHIFT may need updating */ /* * Physical address zone modifiers (see linux/mmzone.h - low four bits) @@ -251,7 +285,7 @@ typedef unsigned int __bitwise gfp_t; #define __GFP_NOLOCKDEP ((__force gfp_t)___GFP_NOLOCKDEP) /* Room for N __GFP_FOO bits */ -#define __GFP_BITS_SHIFT (26 + IS_ENABLED(CONFIG_LOCKDEP)) +#define __GFP_BITS_SHIFT ___GFP_LAST_BIT #define __GFP_BITS_MASK ((__force gfp_t)((1 << __GFP_BITS_SHIFT) - 1)) /** diff --git a/include/linux/gpio/driver.h b/include/linux/gpio/driver.h index 7f75c9a518..f8617eaf08 100644 --- a/include/linux/gpio/driver.h +++ b/include/linux/gpio/driver.h @@ -335,10 +335,12 @@ struct gpio_irq_chip { * (same as GPIO_LINE_DIRECTION_OUT / GPIO_LINE_DIRECTION_IN), * or negative error. It is recommended to always implement this * function, even on input-only or output-only gpio chips. - * @direction_input: configures signal "offset" as input, or returns error - * This can be omitted on input-only or output-only gpio chips. - * @direction_output: configures signal "offset" as output, or returns error - * This can be omitted on input-only or output-only gpio chips. + * @direction_input: configures signal "offset" as input, returns 0 on success + * or a negative error number. This can be omitted on input-only or + * output-only gpio chips. + * @direction_output: configures signal "offset" as output, returns 0 on + * success or a negative error number. This can be omitted on input-only + * or output-only gpio chips. * @get: returns value for signal "offset", 0=low, 1=high, or negative error * @get_multiple: reads values for multiple signals defined by "mask" and * stores them in "bits", returns 0 on success or negative error @@ -550,6 +552,21 @@ DEFINE_CLASS(_gpiochip_for_each_data, const char **label, int *i) /** + * for_each_hwgpio - Iterates over all GPIOs for given chip. + * @_chip: Chip to iterate over. + * @_i: Loop counter. + * @_label: Place to store the address of the label if the GPIO is requested. + * Set to NULL for unused GPIOs. + */ +#define for_each_hwgpio(_chip, _i, _label) \ + for (CLASS(_gpiochip_for_each_data, _data)(&_label, &_i); \ + *_data.i < _chip->ngpio; \ + (*_data.i)++, kfree(*(_data.label)), *_data.label = NULL) \ + if (IS_ERR(*_data.label = \ + gpiochip_dup_line_label(_chip, *_data.i))) {} \ + else + +/** * for_each_requested_gpio_in_range - iterates over requested GPIOs in a given range * @_chip: the chip to query * @_i: loop variable @@ -626,10 +643,9 @@ int devm_gpiochip_add_data_with_key(struct device *dev, struct gpio_chip *gc, void *data, struct lock_class_key *lock_key, struct lock_class_key *request_key); -struct gpio_device *gpio_device_find(void *data, - int (*match)(struct gpio_chip *gc, void *data)); -struct gpio_device *gpio_device_find_by_label(const char *label); -struct gpio_device *gpio_device_find_by_fwnode(const struct fwnode_handle *fwnode); +struct gpio_device *gpio_device_find(const void *data, + int (*match)(struct gpio_chip *gc, + const void *data)); struct gpio_device *gpio_device_get(struct gpio_device *gdev); void gpio_device_put(struct gpio_device *gdev); @@ -704,18 +720,6 @@ int bgpio_init(struct gpio_chip *gc, struct device *dev, #define BGPIOF_NO_OUTPUT BIT(5) /* only input */ #define BGPIOF_NO_SET_ON_INPUT BIT(6) -int gpiochip_irq_map(struct irq_domain *d, unsigned int irq, - irq_hw_number_t hwirq); -void gpiochip_irq_unmap(struct irq_domain *d, unsigned int irq); - -int gpiochip_irq_domain_activate(struct irq_domain *domain, - struct irq_data *data, bool reserve); -void gpiochip_irq_domain_deactivate(struct irq_domain *domain, - struct irq_data *data); - -bool gpiochip_irqchip_irq_valid(const struct gpio_chip *gc, - unsigned int offset); - #ifdef CONFIG_GPIOLIB_IRQCHIP int gpiochip_irqchip_add_domain(struct gpio_chip *gc, struct irq_domain *domain); @@ -808,6 +812,9 @@ struct gpio_device *gpiod_to_gpio_device(struct gpio_desc *desc); int gpio_device_get_base(struct gpio_device *gdev); const char *gpio_device_get_label(struct gpio_device *gdev); +struct gpio_device *gpio_device_find_by_label(const char *label); +struct gpio_device *gpio_device_find_by_fwnode(const struct fwnode_handle *fwnode); + #else /* CONFIG_GPIOLIB */ #include <asm/bug.h> @@ -837,6 +844,18 @@ static inline const char *gpio_device_get_label(struct gpio_device *gdev) return NULL; } +static inline struct gpio_device *gpio_device_find_by_label(const char *label) +{ + WARN_ON(1); + return NULL; +} + +static inline struct gpio_device *gpio_device_find_by_fwnode(const struct fwnode_handle *fwnode) +{ + WARN_ON(1); + return NULL; +} + static inline int gpiochip_lock_as_irq(struct gpio_chip *gc, unsigned int offset) { diff --git a/include/linux/gpio/gpio-nomadik.h b/include/linux/gpio/gpio-nomadik.h new file mode 100644 index 0000000000..b5a8486465 --- /dev/null +++ b/include/linux/gpio/gpio-nomadik.h @@ -0,0 +1,294 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __LINUX_GPIO_NOMADIK_H +#define __LINUX_GPIO_NOMADIK_H + +struct fwnode_handle; + +/* Package definitions */ +#define PINCTRL_NMK_STN8815 0 +#define PINCTRL_NMK_DB8500 1 + +#define GPIO_BLOCK_SHIFT 5 +#define NMK_GPIO_PER_CHIP BIT(GPIO_BLOCK_SHIFT) +#define NMK_MAX_BANKS DIV_ROUND_UP(512, NMK_GPIO_PER_CHIP) + +/* Register in the logic block */ +#define NMK_GPIO_DAT 0x00 +#define NMK_GPIO_DATS 0x04 +#define NMK_GPIO_DATC 0x08 +#define NMK_GPIO_PDIS 0x0c +#define NMK_GPIO_DIR 0x10 +#define NMK_GPIO_DIRS 0x14 +#define NMK_GPIO_DIRC 0x18 +#define NMK_GPIO_SLPC 0x1c +#define NMK_GPIO_AFSLA 0x20 +#define NMK_GPIO_AFSLB 0x24 +#define NMK_GPIO_LOWEMI 0x28 + +#define NMK_GPIO_RIMSC 0x40 +#define NMK_GPIO_FIMSC 0x44 +#define NMK_GPIO_IS 0x48 +#define NMK_GPIO_IC 0x4c +#define NMK_GPIO_RWIMSC 0x50 +#define NMK_GPIO_FWIMSC 0x54 +#define NMK_GPIO_WKS 0x58 +/* These appear in DB8540 and later ASICs */ +#define NMK_GPIO_EDGELEVEL 0x5C +#define NMK_GPIO_LEVEL 0x60 + +/* Pull up/down values */ +enum nmk_gpio_pull { + NMK_GPIO_PULL_NONE, + NMK_GPIO_PULL_UP, + NMK_GPIO_PULL_DOWN, +}; + +/* Sleep mode */ +enum nmk_gpio_slpm { + NMK_GPIO_SLPM_INPUT, + NMK_GPIO_SLPM_WAKEUP_ENABLE = NMK_GPIO_SLPM_INPUT, + NMK_GPIO_SLPM_NOCHANGE, + NMK_GPIO_SLPM_WAKEUP_DISABLE = NMK_GPIO_SLPM_NOCHANGE, +}; + +struct nmk_gpio_chip { + struct gpio_chip chip; + void __iomem *addr; + struct clk *clk; + unsigned int bank; + void (*set_ioforce)(bool enable); + spinlock_t lock; + bool sleepmode; + bool is_mobileye_soc; + /* Keep track of configured edges */ + u32 edge_rising; + u32 edge_falling; + u32 real_wake; + u32 rwimsc; + u32 fwimsc; + u32 rimsc; + u32 fimsc; + u32 pull_up; + u32 lowemi; +}; + +/* Alternate functions: function C is set in hw by setting both A and B */ +#define NMK_GPIO_ALT_GPIO 0 +#define NMK_GPIO_ALT_A 1 +#define NMK_GPIO_ALT_B 2 +#define NMK_GPIO_ALT_C (NMK_GPIO_ALT_A | NMK_GPIO_ALT_B) + +#define NMK_GPIO_ALT_CX_SHIFT 2 +#define NMK_GPIO_ALT_C1 ((1<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C) +#define NMK_GPIO_ALT_C2 ((2<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C) +#define NMK_GPIO_ALT_C3 ((3<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C) +#define NMK_GPIO_ALT_C4 ((4<<NMK_GPIO_ALT_CX_SHIFT) | NMK_GPIO_ALT_C) + +#define PRCM_GPIOCR_ALTCX(pin_num,\ + altc1_used, altc1_ri, altc1_cb,\ + altc2_used, altc2_ri, altc2_cb,\ + altc3_used, altc3_ri, altc3_cb,\ + altc4_used, altc4_ri, altc4_cb)\ +{\ + .pin = pin_num,\ + .altcx[PRCM_IDX_GPIOCR_ALTC1] = {\ + .used = altc1_used,\ + .reg_index = altc1_ri,\ + .control_bit = altc1_cb\ + },\ + .altcx[PRCM_IDX_GPIOCR_ALTC2] = {\ + .used = altc2_used,\ + .reg_index = altc2_ri,\ + .control_bit = altc2_cb\ + },\ + .altcx[PRCM_IDX_GPIOCR_ALTC3] = {\ + .used = altc3_used,\ + .reg_index = altc3_ri,\ + .control_bit = altc3_cb\ + },\ + .altcx[PRCM_IDX_GPIOCR_ALTC4] = {\ + .used = altc4_used,\ + .reg_index = altc4_ri,\ + .control_bit = altc4_cb\ + },\ +} + +/** + * enum prcm_gpiocr_reg_index + * Used to reference an PRCM GPIOCR register address. + */ +enum prcm_gpiocr_reg_index { + PRCM_IDX_GPIOCR1, + PRCM_IDX_GPIOCR2, + PRCM_IDX_GPIOCR3 +}; +/** + * enum prcm_gpiocr_altcx_index + * Used to reference an Other alternate-C function. + */ +enum prcm_gpiocr_altcx_index { + PRCM_IDX_GPIOCR_ALTC1, + PRCM_IDX_GPIOCR_ALTC2, + PRCM_IDX_GPIOCR_ALTC3, + PRCM_IDX_GPIOCR_ALTC4, + PRCM_IDX_GPIOCR_ALTC_MAX, +}; + +/** + * struct prcm_gpio_altcx - Other alternate-C function + * @used: other alternate-C function availability + * @reg_index: PRCM GPIOCR register index used to control the function + * @control_bit: PRCM GPIOCR bit used to control the function + */ +struct prcm_gpiocr_altcx { + bool used:1; + u8 reg_index:2; + u8 control_bit:5; +} __packed; + +/** + * struct prcm_gpio_altcx_pin_desc - Other alternate-C pin + * @pin: The pin number + * @altcx: array of other alternate-C[1-4] functions + */ +struct prcm_gpiocr_altcx_pin_desc { + unsigned short pin; + struct prcm_gpiocr_altcx altcx[PRCM_IDX_GPIOCR_ALTC_MAX]; +}; + +/** + * struct nmk_function - Nomadik pinctrl mux function + * @name: The name of the function, exported to pinctrl core. + * @groups: An array of pin groups that may select this function. + * @ngroups: The number of entries in @groups. + */ +struct nmk_function { + const char *name; + const char * const *groups; + unsigned int ngroups; +}; + +/** + * struct nmk_pingroup - describes a Nomadik pin group + * @grp: Generic data of the pin group (name and pins) + * @altsetting: the altsetting to apply to all pins in this group to + * configure them to be used by a function + */ +struct nmk_pingroup { + struct pingroup grp; + int altsetting; +}; + +#define NMK_PIN_GROUP(a, b) \ + { \ + .grp = PINCTRL_PINGROUP(#a, a##_pins, ARRAY_SIZE(a##_pins)), \ + .altsetting = b, \ + } + +/** + * struct nmk_pinctrl_soc_data - Nomadik pin controller per-SoC configuration + * @pins: An array describing all pins the pin controller affects. + * All pins which are also GPIOs must be listed first within the + * array, and be numbered identically to the GPIO controller's + * numbering. + * @npins: The number of entries in @pins. + * @functions: The functions supported on this SoC. + * @nfunction: The number of entries in @functions. + * @groups: An array describing all pin groups the pin SoC supports. + * @ngroups: The number of entries in @groups. + * @altcx_pins: The pins that support Other alternate-C function on this SoC + * @npins_altcx: The number of Other alternate-C pins + * @prcm_gpiocr_registers: The array of PRCM GPIOCR registers on this SoC + */ +struct nmk_pinctrl_soc_data { + const struct pinctrl_pin_desc *pins; + unsigned int npins; + const struct nmk_function *functions; + unsigned int nfunctions; + const struct nmk_pingroup *groups; + unsigned int ngroups; + const struct prcm_gpiocr_altcx_pin_desc *altcx_pins; + unsigned int npins_altcx; + const u16 *prcm_gpiocr_registers; +}; + +#ifdef CONFIG_PINCTRL_STN8815 + +void nmk_pinctrl_stn8815_init(const struct nmk_pinctrl_soc_data **soc); + +#else + +static inline void +nmk_pinctrl_stn8815_init(const struct nmk_pinctrl_soc_data **soc) +{ +} + +#endif + +#ifdef CONFIG_PINCTRL_DB8500 + +void nmk_pinctrl_db8500_init(const struct nmk_pinctrl_soc_data **soc); + +#else + +static inline void +nmk_pinctrl_db8500_init(const struct nmk_pinctrl_soc_data **soc) +{ +} + +#endif + +#ifdef CONFIG_PINCTRL_DB8540 + +void nmk_pinctrl_db8540_init(const struct nmk_pinctrl_soc_data **soc); + +#else + +static inline void +nmk_pinctrl_db8540_init(const struct nmk_pinctrl_soc_data **soc) +{ +} + +#endif + +struct platform_device; + +#ifdef CONFIG_DEBUG_FS + +/* + * Symbols declared in gpio-nomadik used by pinctrl-nomadik. If pinctrl-nomadik + * is enabled, then gpio-nomadik is enabled as well; the reverse if not always + * true. + */ +void nmk_gpio_dbg_show_one(struct seq_file *s, struct pinctrl_dev *pctldev, + struct gpio_chip *chip, unsigned int offset, + unsigned int gpio); + +#else + +static inline void nmk_gpio_dbg_show_one(struct seq_file *s, + struct pinctrl_dev *pctldev, + struct gpio_chip *chip, + unsigned int offset, + unsigned int gpio) +{ +} + +#endif + +void __nmk_gpio_make_output(struct nmk_gpio_chip *nmk_chip, + unsigned int offset, int val); +void __nmk_gpio_set_slpm(struct nmk_gpio_chip *nmk_chip, unsigned int offset, + enum nmk_gpio_slpm mode); +struct nmk_gpio_chip *nmk_gpio_populate_chip(struct fwnode_handle *fwnode, + struct platform_device *pdev); + +/* Symbols declared in pinctrl-nomadik used by gpio-nomadik. */ +#ifdef CONFIG_PINCTRL_NOMADIK +extern struct nmk_gpio_chip *nmk_gpio_chips[NMK_MAX_BANKS]; +extern spinlock_t nmk_gpio_slpm_lock; +int __maybe_unused nmk_prcm_gpiocr_get_mode(struct pinctrl_dev *pctldev, + int gpio); +#endif + +#endif /* __LINUX_GPIO_NOMADIK_H */ diff --git a/include/linux/greybus.h b/include/linux/greybus.h index 18c0fb958b..634c9511cf 100644 --- a/include/linux/greybus.h +++ b/include/linux/greybus.h @@ -104,44 +104,14 @@ void gb_debugfs_init(void); void gb_debugfs_cleanup(void); struct dentry *gb_debugfs_get(void); -extern struct bus_type greybus_bus_type; - -extern struct device_type greybus_hd_type; -extern struct device_type greybus_module_type; -extern struct device_type greybus_interface_type; -extern struct device_type greybus_control_type; -extern struct device_type greybus_bundle_type; -extern struct device_type greybus_svc_type; - -static inline int is_gb_host_device(const struct device *dev) -{ - return dev->type == &greybus_hd_type; -} - -static inline int is_gb_module(const struct device *dev) -{ - return dev->type == &greybus_module_type; -} - -static inline int is_gb_interface(const struct device *dev) -{ - return dev->type == &greybus_interface_type; -} - -static inline int is_gb_control(const struct device *dev) -{ - return dev->type == &greybus_control_type; -} - -static inline int is_gb_bundle(const struct device *dev) -{ - return dev->type == &greybus_bundle_type; -} - -static inline int is_gb_svc(const struct device *dev) -{ - return dev->type == &greybus_svc_type; -} +extern const struct bus_type greybus_bus_type; + +extern const struct device_type greybus_hd_type; +extern const struct device_type greybus_module_type; +extern const struct device_type greybus_interface_type; +extern const struct device_type greybus_control_type; +extern const struct device_type greybus_bundle_type; +extern const struct device_type greybus_svc_type; static inline bool cport_id_valid(struct gb_host_device *hd, u16 cport_id) { diff --git a/include/linux/greybus/greybus_protocols.h b/include/linux/greybus/greybus_protocols.h index aeb8f92435..820134b010 100644 --- a/include/linux/greybus/greybus_protocols.h +++ b/include/linux/greybus/greybus_protocols.h @@ -232,9 +232,7 @@ struct gb_fw_download_fetch_firmware_request { __le32 size; } __packed; -struct gb_fw_download_fetch_firmware_response { - __u8 data[0]; -} __packed; +/* gb_fw_download_fetch_firmware_response contains no other data */ /* firmware download release firmware request */ struct gb_fw_download_release_firmware_request { @@ -414,9 +412,7 @@ struct gb_bootrom_get_firmware_request { __le32 size; } __packed; -struct gb_bootrom_get_firmware_response { - __u8 data[0]; -} __packed; +/* gb_bootrom_get_firmware_response contains no other data */ /* Bootrom protocol Ready to boot request */ struct gb_bootrom_ready_to_boot_request { diff --git a/include/linux/hid-sensor-ids.h b/include/linux/hid-sensor-ids.h index 13b1e65fbd..6730ee900e 100644 --- a/include/linux/hid-sensor-ids.h +++ b/include/linux/hid-sensor-ids.h @@ -21,6 +21,10 @@ #define HID_USAGE_SENSOR_ALS 0x200041 #define HID_USAGE_SENSOR_DATA_LIGHT 0x2004d0 #define HID_USAGE_SENSOR_LIGHT_ILLUM 0x2004d1 +#define HID_USAGE_SENSOR_LIGHT_COLOR_TEMPERATURE 0x2004d2 +#define HID_USAGE_SENSOR_LIGHT_CHROMATICITY 0x2004d3 +#define HID_USAGE_SENSOR_LIGHT_CHROMATICITY_X 0x2004d4 +#define HID_USAGE_SENSOR_LIGHT_CHROMATICITY_Y 0x2004d5 /* PROX (200011) */ #define HID_USAGE_SENSOR_PROX 0x200011 diff --git a/include/linux/hid.h b/include/linux/hid.h index 7c26db874f..b12cb1c8e6 100644 --- a/include/linux/hid.h +++ b/include/linux/hid.h @@ -683,9 +683,9 @@ struct hid_device { /* device report descriptor */ unsigned int id; /* system unique id */ -#ifdef CONFIG_BPF +#ifdef CONFIG_HID_BPF struct hid_bpf bpf; /* hid-bpf data */ -#endif /* CONFIG_BPF */ +#endif /* CONFIG_HID_BPF */ }; void hiddev_free(struct kref *ref); diff --git a/include/linux/highmem.h b/include/linux/highmem.h index 451c1dff0e..00341b56d2 100644 --- a/include/linux/highmem.h +++ b/include/linux/highmem.h @@ -439,6 +439,13 @@ static inline void memzero_page(struct page *page, size_t offset, size_t len) kunmap_local(addr); } +/** + * memcpy_from_folio - Copy a range of bytes from a folio. + * @to: The memory to copy to. + * @folio: The folio to read from. + * @offset: The first byte in the folio to read. + * @len: The number of bytes to copy. + */ static inline void memcpy_from_folio(char *to, struct folio *folio, size_t offset, size_t len) { @@ -460,6 +467,13 @@ static inline void memcpy_from_folio(char *to, struct folio *folio, } while (len > 0); } +/** + * memcpy_to_folio - Copy a range of bytes to a folio. + * @folio: The folio to write to. + * @offset: The first byte in the folio to store to. + * @from: The memory to copy from. + * @len: The number of bytes to copy. + */ static inline void memcpy_to_folio(struct folio *folio, size_t offset, const char *from, size_t len) { diff --git a/include/linux/hisi_acc_qm.h b/include/linux/hisi_acc_qm.h index 5f4c74facf..9d7754ad5e 100644 --- a/include/linux/hisi_acc_qm.h +++ b/include/linux/hisi_acc_qm.h @@ -43,6 +43,7 @@ #define QM_MB_CMD_CQC_BT 0x5 #define QM_MB_CMD_SQC_VFT_V2 0x6 #define QM_MB_CMD_STOP_QP 0x8 +#define QM_MB_CMD_FLUSH_QM 0x9 #define QM_MB_CMD_SRC 0xc #define QM_MB_CMD_DST 0xd @@ -151,6 +152,7 @@ enum qm_cap_bits { QM_SUPPORT_DB_ISOLATION = 0x0, QM_SUPPORT_FUNC_QOS, QM_SUPPORT_STOP_QP, + QM_SUPPORT_STOP_FUNC, QM_SUPPORT_MB_COMMAND, QM_SUPPORT_SVA_PREFETCH, QM_SUPPORT_RPM, @@ -161,6 +163,11 @@ struct qm_dev_alg { const char *alg; }; +struct qm_dev_dfx { + u32 dev_state; + u32 dev_timeout; +}; + struct dfx_diff_registers { u32 *regs; u32 reg_offset; @@ -189,6 +196,7 @@ struct qm_debug { struct dentry *debug_root; struct dentry *qm_d; struct debugfs_file files[DEBUG_FILE_NUM]; + struct qm_dev_dfx dev_dfx; unsigned int *qm_last_words; /* ACC engines recoreding last regs */ unsigned int *last_words; @@ -523,7 +531,7 @@ void hisi_qm_uninit(struct hisi_qm *qm); int hisi_qm_start(struct hisi_qm *qm); int hisi_qm_stop(struct hisi_qm *qm, enum qm_stop_reason r); int hisi_qm_start_qp(struct hisi_qp *qp, unsigned long arg); -int hisi_qm_stop_qp(struct hisi_qp *qp); +void hisi_qm_stop_qp(struct hisi_qp *qp); int hisi_qp_send(struct hisi_qp *qp, const void *msg); void hisi_qm_debug_init(struct hisi_qm *qm); void hisi_qm_debug_regs_clear(struct hisi_qm *qm); diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h index 641c4567cf..aa1e65ccb6 100644 --- a/include/linux/hrtimer.h +++ b/include/linux/hrtimer.h @@ -18,12 +18,8 @@ #include <linux/list.h> #include <linux/percpu-defs.h> #include <linux/rbtree.h> -#include <linux/seqlock.h> #include <linux/timer.h> -struct hrtimer_clock_base; -struct hrtimer_cpu_base; - /* * Mode arguments of xxx_hrtimer functions: * @@ -98,107 +94,6 @@ struct hrtimer_sleeper { struct task_struct *task; }; -#ifdef CONFIG_64BIT -# define __hrtimer_clock_base_align ____cacheline_aligned -#else -# define __hrtimer_clock_base_align -#endif - -/** - * struct hrtimer_clock_base - the timer base for a specific clock - * @cpu_base: per cpu clock base - * @index: clock type index for per_cpu support when moving a - * timer to a base on another cpu. - * @clockid: clock id for per_cpu support - * @seq: seqcount around __run_hrtimer - * @running: pointer to the currently running hrtimer - * @active: red black tree root node for the active timers - * @get_time: function to retrieve the current time of the clock - * @offset: offset of this clock to the monotonic base - */ -struct hrtimer_clock_base { - struct hrtimer_cpu_base *cpu_base; - unsigned int index; - clockid_t clockid; - seqcount_raw_spinlock_t seq; - struct hrtimer *running; - struct timerqueue_head active; - ktime_t (*get_time)(void); - ktime_t offset; -} __hrtimer_clock_base_align; - -enum hrtimer_base_type { - HRTIMER_BASE_MONOTONIC, - HRTIMER_BASE_REALTIME, - HRTIMER_BASE_BOOTTIME, - HRTIMER_BASE_TAI, - HRTIMER_BASE_MONOTONIC_SOFT, - HRTIMER_BASE_REALTIME_SOFT, - HRTIMER_BASE_BOOTTIME_SOFT, - HRTIMER_BASE_TAI_SOFT, - HRTIMER_MAX_CLOCK_BASES, -}; - -/** - * struct hrtimer_cpu_base - the per cpu clock bases - * @lock: lock protecting the base and associated clock bases - * and timers - * @cpu: cpu number - * @active_bases: Bitfield to mark bases with active timers - * @clock_was_set_seq: Sequence counter of clock was set events - * @hres_active: State of high resolution mode - * @in_hrtirq: hrtimer_interrupt() is currently executing - * @hang_detected: The last hrtimer interrupt detected a hang - * @softirq_activated: displays, if the softirq is raised - update of softirq - * related settings is not required then. - * @nr_events: Total number of hrtimer interrupt events - * @nr_retries: Total number of hrtimer interrupt retries - * @nr_hangs: Total number of hrtimer interrupt hangs - * @max_hang_time: Maximum time spent in hrtimer_interrupt - * @softirq_expiry_lock: Lock which is taken while softirq based hrtimer are - * expired - * @online: CPU is online from an hrtimers point of view - * @timer_waiters: A hrtimer_cancel() invocation waits for the timer - * callback to finish. - * @expires_next: absolute time of the next event, is required for remote - * hrtimer enqueue; it is the total first expiry time (hard - * and soft hrtimer are taken into account) - * @next_timer: Pointer to the first expiring timer - * @softirq_expires_next: Time to check, if soft queues needs also to be expired - * @softirq_next_timer: Pointer to the first expiring softirq based timer - * @clock_base: array of clock bases for this cpu - * - * Note: next_timer is just an optimization for __remove_hrtimer(). - * Do not dereference the pointer because it is not reliable on - * cross cpu removals. - */ -struct hrtimer_cpu_base { - raw_spinlock_t lock; - unsigned int cpu; - unsigned int active_bases; - unsigned int clock_was_set_seq; - unsigned int hres_active : 1, - in_hrtirq : 1, - hang_detected : 1, - softirq_activated : 1, - online : 1; -#ifdef CONFIG_HIGH_RES_TIMERS - unsigned int nr_events; - unsigned short nr_retries; - unsigned short nr_hangs; - unsigned int max_hang_time; -#endif -#ifdef CONFIG_PREEMPT_RT - spinlock_t softirq_expiry_lock; - atomic_t timer_waiters; -#endif - ktime_t expires_next; - struct hrtimer *next_timer; - ktime_t softirq_expires_next; - struct hrtimer *softirq_next_timer; - struct hrtimer_clock_base clock_base[HRTIMER_MAX_CLOCK_BASES]; -} ____cacheline_aligned; - static inline void hrtimer_set_expires(struct hrtimer *timer, ktime_t time) { timer->node.expires = time; @@ -447,20 +342,12 @@ extern u64 hrtimer_forward(struct hrtimer *timer, ktime_t now, ktime_t interval); /** - * hrtimer_forward_now - forward the timer expiry so it expires after now + * hrtimer_forward_now() - forward the timer expiry so it expires after now * @timer: hrtimer to forward * @interval: the interval to forward * - * Forward the timer expiry so it will expire after the current time - * of the hrtimer clock base. Returns the number of overruns. - * - * Can be safely called from the callback function of @timer. If - * called from other contexts @timer must neither be enqueued nor - * running the callback and the caller needs to take care of - * serialization. - * - * Note: This only updates the timer expiry value and does not requeue - * the timer. + * It is a variant of hrtimer_forward(). The timer will expire after the current + * time of the hrtimer clock base. See hrtimer_forward() for details. */ static inline u64 hrtimer_forward_now(struct hrtimer *timer, ktime_t interval) diff --git a/include/linux/hrtimer_defs.h b/include/linux/hrtimer_defs.h index 2d3e3c5fb9..c3b4b7ed7c 100644 --- a/include/linux/hrtimer_defs.h +++ b/include/linux/hrtimer_defs.h @@ -3,6 +3,8 @@ #define _LINUX_HRTIMER_DEFS_H #include <linux/ktime.h> +#include <linux/timerqueue.h> +#include <linux/seqlock.h> #ifdef CONFIG_HIGH_RES_TIMERS @@ -24,4 +26,106 @@ #endif +#ifdef CONFIG_64BIT +# define __hrtimer_clock_base_align ____cacheline_aligned +#else +# define __hrtimer_clock_base_align +#endif + +/** + * struct hrtimer_clock_base - the timer base for a specific clock + * @cpu_base: per cpu clock base + * @index: clock type index for per_cpu support when moving a + * timer to a base on another cpu. + * @clockid: clock id for per_cpu support + * @seq: seqcount around __run_hrtimer + * @running: pointer to the currently running hrtimer + * @active: red black tree root node for the active timers + * @get_time: function to retrieve the current time of the clock + * @offset: offset of this clock to the monotonic base + */ +struct hrtimer_clock_base { + struct hrtimer_cpu_base *cpu_base; + unsigned int index; + clockid_t clockid; + seqcount_raw_spinlock_t seq; + struct hrtimer *running; + struct timerqueue_head active; + ktime_t (*get_time)(void); + ktime_t offset; +} __hrtimer_clock_base_align; + +enum hrtimer_base_type { + HRTIMER_BASE_MONOTONIC, + HRTIMER_BASE_REALTIME, + HRTIMER_BASE_BOOTTIME, + HRTIMER_BASE_TAI, + HRTIMER_BASE_MONOTONIC_SOFT, + HRTIMER_BASE_REALTIME_SOFT, + HRTIMER_BASE_BOOTTIME_SOFT, + HRTIMER_BASE_TAI_SOFT, + HRTIMER_MAX_CLOCK_BASES, +}; + +/** + * struct hrtimer_cpu_base - the per cpu clock bases + * @lock: lock protecting the base and associated clock bases + * and timers + * @cpu: cpu number + * @active_bases: Bitfield to mark bases with active timers + * @clock_was_set_seq: Sequence counter of clock was set events + * @hres_active: State of high resolution mode + * @in_hrtirq: hrtimer_interrupt() is currently executing + * @hang_detected: The last hrtimer interrupt detected a hang + * @softirq_activated: displays, if the softirq is raised - update of softirq + * related settings is not required then. + * @nr_events: Total number of hrtimer interrupt events + * @nr_retries: Total number of hrtimer interrupt retries + * @nr_hangs: Total number of hrtimer interrupt hangs + * @max_hang_time: Maximum time spent in hrtimer_interrupt + * @softirq_expiry_lock: Lock which is taken while softirq based hrtimer are + * expired + * @online: CPU is online from an hrtimers point of view + * @timer_waiters: A hrtimer_cancel() invocation waits for the timer + * callback to finish. + * @expires_next: absolute time of the next event, is required for remote + * hrtimer enqueue; it is the total first expiry time (hard + * and soft hrtimer are taken into account) + * @next_timer: Pointer to the first expiring timer + * @softirq_expires_next: Time to check, if soft queues needs also to be expired + * @softirq_next_timer: Pointer to the first expiring softirq based timer + * @clock_base: array of clock bases for this cpu + * + * Note: next_timer is just an optimization for __remove_hrtimer(). + * Do not dereference the pointer because it is not reliable on + * cross cpu removals. + */ +struct hrtimer_cpu_base { + raw_spinlock_t lock; + unsigned int cpu; + unsigned int active_bases; + unsigned int clock_was_set_seq; + unsigned int hres_active : 1, + in_hrtirq : 1, + hang_detected : 1, + softirq_activated : 1, + online : 1; +#ifdef CONFIG_HIGH_RES_TIMERS + unsigned int nr_events; + unsigned short nr_retries; + unsigned short nr_hangs; + unsigned int max_hang_time; +#endif +#ifdef CONFIG_PREEMPT_RT + spinlock_t softirq_expiry_lock; + atomic_t timer_waiters; +#endif + ktime_t expires_next; + struct hrtimer *next_timer; + ktime_t softirq_expires_next; + struct hrtimer *softirq_next_timer; + struct hrtimer_clock_base clock_base[HRTIMER_MAX_CLOCK_BASES]; +} ____cacheline_aligned; + + #endif diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h index 5adb86af35..de0c891050 100644 --- a/include/linux/huge_mm.h +++ b/include/linux/huge_mm.h @@ -265,10 +265,11 @@ unsigned long thp_get_unmapped_area(struct file *filp, unsigned long addr, void folio_prep_large_rmappable(struct folio *folio); bool can_split_folio(struct folio *folio, int *pextra_pins); -int split_huge_page_to_list(struct page *page, struct list_head *list); +int split_huge_page_to_list_to_order(struct page *page, struct list_head *list, + unsigned int new_order); static inline int split_huge_page(struct page *page) { - return split_huge_page_to_list(page, NULL); + return split_huge_page_to_list_to_order(page, NULL, 0); } void deferred_split_folio(struct folio *folio); @@ -422,7 +423,8 @@ can_split_folio(struct folio *folio, int *pextra_pins) return false; } static inline int -split_huge_page_to_list(struct page *page, struct list_head *list) +split_huge_page_to_list_to_order(struct page *page, struct list_head *list, + unsigned int new_order) { return 0; } @@ -519,17 +521,20 @@ static inline bool thp_migration_supported(void) } #endif /* CONFIG_TRANSPARENT_HUGEPAGE */ -static inline int split_folio_to_list(struct folio *folio, - struct list_head *list) +static inline int split_folio_to_list_to_order(struct folio *folio, + struct list_head *list, int new_order) { - return split_huge_page_to_list(&folio->page, list); + return split_huge_page_to_list_to_order(&folio->page, list, new_order); } -static inline int split_folio(struct folio *folio) +static inline int split_folio_to_order(struct folio *folio, int new_order) { - return split_folio_to_list(folio, NULL); + return split_folio_to_list_to_order(folio, NULL, new_order); } +#define split_folio_to_list(f, l) split_folio_to_list_to_order(f, l, 0) +#define split_folio(f) split_folio_to_order(f, 0) + /* * archs that select ARCH_WANTS_THP_SWAP but don't support THP_SWP due to * limitations in the implementation like arm64 MTE can override this to diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index c1ee640d87..77b30a8c60 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h @@ -178,7 +178,7 @@ pte_t *huge_pmd_share(struct mm_struct *mm, struct vm_area_struct *vma, struct address_space *hugetlb_page_mapping_lock_write(struct page *hpage); extern int sysctl_hugetlb_shm_group; -extern struct list_head huge_boot_pages; +extern struct list_head huge_boot_pages[MAX_NUMNODES]; /* arch callbacks */ diff --git a/include/linux/hwmon.h b/include/linux/hwmon.h index 8cd6a6b335..edf96f249e 100644 --- a/include/linux/hwmon.h +++ b/include/linux/hwmon.h @@ -141,6 +141,7 @@ enum hwmon_in_attributes { hwmon_in_rated_min, hwmon_in_rated_max, hwmon_in_beep, + hwmon_in_fault, }; #define HWMON_I_ENABLE BIT(hwmon_in_enable) @@ -162,6 +163,7 @@ enum hwmon_in_attributes { #define HWMON_I_RATED_MIN BIT(hwmon_in_rated_min) #define HWMON_I_RATED_MAX BIT(hwmon_in_rated_max) #define HWMON_I_BEEP BIT(hwmon_in_beep) +#define HWMON_I_FAULT BIT(hwmon_in_fault) enum hwmon_curr_attributes { hwmon_curr_enable, @@ -293,6 +295,8 @@ enum hwmon_humidity_attributes { hwmon_humidity_fault, hwmon_humidity_rated_min, hwmon_humidity_rated_max, + hwmon_humidity_min_alarm, + hwmon_humidity_max_alarm, }; #define HWMON_H_ENABLE BIT(hwmon_humidity_enable) @@ -306,6 +310,8 @@ enum hwmon_humidity_attributes { #define HWMON_H_FAULT BIT(hwmon_humidity_fault) #define HWMON_H_RATED_MIN BIT(hwmon_humidity_rated_min) #define HWMON_H_RATED_MAX BIT(hwmon_humidity_rated_max) +#define HWMON_H_MIN_ALARM BIT(hwmon_humidity_min_alarm) +#define HWMON_H_MAX_ALARM BIT(hwmon_humidity_max_alarm) enum hwmon_fan_attributes { hwmon_fan_enable, @@ -425,12 +431,12 @@ struct hwmon_channel_info { const u32 *config; }; -#define HWMON_CHANNEL_INFO(stype, ...) \ - (&(struct hwmon_channel_info) { \ - .type = hwmon_##stype, \ - .config = (u32 []) { \ - __VA_ARGS__, 0 \ - } \ +#define HWMON_CHANNEL_INFO(stype, ...) \ + (&(const struct hwmon_channel_info) { \ + .type = hwmon_##stype, \ + .config = (const u32 []) { \ + __VA_ARGS__, 0 \ + } \ }) /** diff --git a/include/linux/i2c.h b/include/linux/i2c.h index 652ecb7abe..5e6cd43a6d 100644 --- a/include/linux/i2c.h +++ b/include/linux/i2c.h @@ -24,8 +24,8 @@ #include <uapi/linux/i2c.h> extern const struct bus_type i2c_bus_type; -extern struct device_type i2c_adapter_type; -extern struct device_type i2c_client_type; +extern const struct device_type i2c_adapter_type; +extern const struct device_type i2c_client_type; /* --- General options ------------------------------------------------ */ @@ -931,7 +931,7 @@ static inline int i2c_adapter_id(struct i2c_adapter *adap) static inline u8 i2c_8bit_addr_from_msg(const struct i2c_msg *msg) { - return (msg->addr << 1) | (msg->flags & I2C_M_RD ? 1 : 0); + return (msg->addr << 1) | (msg->flags & I2C_M_RD); } u8 *i2c_get_dma_safe_msg_buf(struct i2c_msg *msg, unsigned int threshold); diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h index b69771a2e4..ac5be38d8a 100644 --- a/include/linux/ieee80211.h +++ b/include/linux/ieee80211.h @@ -9,7 +9,7 @@ * Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net> * Copyright (c) 2013 - 2014 Intel Mobile Communications GmbH * Copyright (c) 2016 - 2017 Intel Deutschland GmbH - * Copyright (c) 2018 - 2023 Intel Corporation + * Copyright (c) 2018 - 2024 Intel Corporation */ #ifndef LINUX_IEEE80211_H @@ -191,6 +191,11 @@ static inline bool ieee80211_sn_less(u16 sn1, u16 sn2) return ((sn1 - sn2) & IEEE80211_SN_MASK) > (IEEE80211_SN_MODULO >> 1); } +static inline bool ieee80211_sn_less_eq(u16 sn1, u16 sn2) +{ + return ((sn2 - sn1) & IEEE80211_SN_MASK) <= (IEEE80211_SN_MODULO >> 1); +} + static inline u16 ieee80211_sn_add(u16 sn1, u16 sn2) { return (sn1 + sn2) & IEEE80211_SN_MASK; @@ -808,6 +813,11 @@ static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr) hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG); } +static inline u16 ieee80211_get_sn(struct ieee80211_hdr *hdr) +{ + return le16_get_bits(hdr->seq_ctrl, IEEE80211_SCTL_SEQ); +} + struct ieee80211s_hdr { u8 flags; u8 ttl; @@ -1454,6 +1464,20 @@ struct ieee80211_mgmt { u8 max_tod_error; u8 max_toa_error; } __packed wnm_timing_msr; + struct { + u8 action_code; + u8 dialog_token; + u8 variable[]; + } __packed ttlm_req; + struct { + u8 action_code; + u8 dialog_token; + u8 status_code; + u8 variable[]; + } __packed ttlm_res; + struct { + u8 action_code; + } __packed ttlm_tear_down; } u; } __packed action; DECLARE_FLEX_ARRAY(u8, body); /* Generic frame body */ @@ -3036,6 +3060,9 @@ ieee80211_he_spr_size(const u8 *he_spr_ie) #define IEEE80211_EHT_PHY_CAP5_SUPP_EXTRA_EHT_LTF 0x40 #define IEEE80211_EHT_PHY_CAP6_MAX_NUM_SUPP_EHT_LTF_MASK 0x07 +#define IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_80MHZ 0x08 +#define IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_160MHZ 0x30 +#define IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_320MHZ 0x40 #define IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK 0x78 #define IEEE80211_EHT_PHY_CAP6_EHT_DUP_6GHZ_SUPP 0x80 @@ -3175,6 +3202,22 @@ ieee80211_eht_oper_size_ok(const u8 *data, u8 len) return len >= needed; } +/* must validate ieee80211_eht_oper_size_ok() first */ +static inline u16 +ieee80211_eht_oper_dis_subchan_bitmap(const struct ieee80211_eht_operation *eht_oper) +{ + const struct ieee80211_eht_operation_info *info = + (const void *)eht_oper->optional; + + if (!(eht_oper->params & IEEE80211_EHT_OPER_INFO_PRESENT)) + return 0; + + if (!(eht_oper->params & IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT)) + return 0; + + return get_unaligned_le16(info->optional); +} + #define IEEE80211_BW_IND_DIS_SUBCH_PRESENT BIT(1) struct ieee80211_bandwidth_indication { @@ -3357,6 +3400,8 @@ enum ieee80211_statuscode { WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 109, WLAN_STATUS_SAE_HASH_TO_ELEMENT = 126, WLAN_STATUS_SAE_PK = 127, + WLAN_STATUS_DENIED_TID_TO_LINK_MAPPING = 133, + WLAN_STATUS_PREF_TID_TO_LINK_MAPPING_SUGGESTED = 134, }; @@ -3682,6 +3727,7 @@ enum ieee80211_category { WLAN_CATEGORY_UNPROT_DMG = 20, WLAN_CATEGORY_VHT = 21, WLAN_CATEGORY_S1G = 22, + WLAN_CATEGORY_PROTECTED_EHT = 37, WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126, WLAN_CATEGORY_VENDOR_SPECIFIC = 127, }; @@ -3745,6 +3791,13 @@ enum ieee80211_unprotected_wnm_actioncode { WLAN_UNPROTECTED_WNM_ACTION_TIMING_MEASUREMENT_RESPONSE = 1, }; +/* Protected EHT action codes */ +enum ieee80211_protected_eht_actioncode { + WLAN_PROTECTED_EHT_ACTION_TTLM_REQ = 0, + WLAN_PROTECTED_EHT_ACTION_TTLM_RES = 1, + WLAN_PROTECTED_EHT_ACTION_TTLM_TEARDOWN = 2, +}; + /* Security key length */ enum ieee80211_key_len { WLAN_KEY_LEN_WEP40 = 5, @@ -4845,6 +4898,10 @@ struct ieee80211_multi_link_elem { #define IEEE80211_MLD_CAP_OP_MAX_SIMUL_LINKS 0x000f #define IEEE80211_MLD_CAP_OP_SRS_SUPPORT 0x0010 #define IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_SUPP 0x0060 +#define IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_NO_SUPP 0 +#define IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_SUPP_SAME 1 +#define IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_RESERVED 2 +#define IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_SUPP_DIFF 3 #define IEEE80211_MLD_CAP_OP_FREQ_SEP_TYPE_IND 0x0f80 #define IEEE80211_MLD_CAP_OP_AAR_SUPPORT 0x1000 @@ -4908,18 +4965,43 @@ static inline u8 ieee80211_mle_common_size(const u8 *data) } /** + * ieee80211_mle_get_link_id - returns the link ID + * @data: the basic multi link element + * + * The element is assumed to be of the correct type (BASIC) and big enough, + * this must be checked using ieee80211_mle_type_ok(). + * + * If the BSS link ID can't be found, -1 will be returned + */ +static inline int ieee80211_mle_get_link_id(const u8 *data) +{ + const struct ieee80211_multi_link_elem *mle = (const void *)data; + u16 control = le16_to_cpu(mle->control); + const u8 *common = mle->variable; + + /* common points now at the beginning of ieee80211_mle_basic_common_info */ + common += sizeof(struct ieee80211_mle_basic_common_info); + + if (!(control & IEEE80211_MLC_BASIC_PRES_LINK_ID)) + return -1; + + return *common; +} + +/** * ieee80211_mle_get_bss_param_ch_cnt - returns the BSS parameter change count - * @mle: the basic multi link element + * @data: pointer to the basic multi link element * * The element is assumed to be of the correct type (BASIC) and big enough, * this must be checked using ieee80211_mle_type_ok(). * * If the BSS parameter change count value can't be found (the presence bit - * for it is clear), 0 will be returned. + * for it is clear), -1 will be returned. */ -static inline u8 -ieee80211_mle_get_bss_param_ch_cnt(const struct ieee80211_multi_link_elem *mle) +static inline int +ieee80211_mle_get_bss_param_ch_cnt(const u8 *data) { + const struct ieee80211_multi_link_elem *mle = (const void *)data; u16 control = le16_to_cpu(mle->control); const u8 *common = mle->variable; @@ -4927,7 +5009,7 @@ ieee80211_mle_get_bss_param_ch_cnt(const struct ieee80211_multi_link_elem *mle) common += sizeof(struct ieee80211_mle_basic_common_info); if (!(control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT)) - return 0; + return -1; if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID) common += 1; @@ -4997,6 +5079,81 @@ static inline u16 ieee80211_mle_get_eml_cap(const u8 *data) } /** + * ieee80211_mle_get_mld_capa_op - returns the MLD capabilities and operations. + * @data: pointer to the multi link EHT IE + * + * The element is assumed to be of the correct type (BASIC) and big enough, + * this must be checked using ieee80211_mle_type_ok(). + * + * If the MLD capabilities and operations field is not present, 0 will be + * returned. + */ +static inline u16 ieee80211_mle_get_mld_capa_op(const u8 *data) +{ + const struct ieee80211_multi_link_elem *mle = (const void *)data; + u16 control = le16_to_cpu(mle->control); + const u8 *common = mle->variable; + + /* + * common points now at the beginning of + * ieee80211_mle_basic_common_info + */ + common += sizeof(struct ieee80211_mle_basic_common_info); + + if (!(control & IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP)) + return 0; + + if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID) + common += 1; + if (control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT) + common += 1; + if (control & IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY) + common += 2; + if (control & IEEE80211_MLC_BASIC_PRES_EML_CAPA) + common += 2; + + return get_unaligned_le16(common); +} + +/** + * ieee80211_mle_get_mld_id - returns the MLD ID + * @data: pointer to the multi link element + * + * The element is assumed to be of the correct type (BASIC) and big enough, + * this must be checked using ieee80211_mle_type_ok(). + * + * If the MLD ID is not present, 0 will be returned. + */ +static inline u8 ieee80211_mle_get_mld_id(const u8 *data) +{ + const struct ieee80211_multi_link_elem *mle = (const void *)data; + u16 control = le16_to_cpu(mle->control); + const u8 *common = mle->variable; + + /* + * common points now at the beginning of + * ieee80211_mle_basic_common_info + */ + common += sizeof(struct ieee80211_mle_basic_common_info); + + if (!(control & IEEE80211_MLC_BASIC_PRES_MLD_ID)) + return 0; + + if (control & IEEE80211_MLC_BASIC_PRES_LINK_ID) + common += 1; + if (control & IEEE80211_MLC_BASIC_PRES_BSS_PARAM_CH_CNT) + common += 1; + if (control & IEEE80211_MLC_BASIC_PRES_MED_SYNC_DELAY) + common += 2; + if (control & IEEE80211_MLC_BASIC_PRES_EML_CAPA) + common += 2; + if (control & IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP) + common += 2; + + return *common; +} + +/** * ieee80211_mle_size_ok - validate multi-link element size * @data: pointer to the element data * @len: length of the containing element diff --git a/include/linux/if_tun.h b/include/linux/if_tun.h index 2a76608434..043d442994 100644 --- a/include/linux/if_tun.h +++ b/include/linux/if_tun.h @@ -27,44 +27,54 @@ struct tun_xdp_hdr { #if defined(CONFIG_TUN) || defined(CONFIG_TUN_MODULE) struct socket *tun_get_socket(struct file *); struct ptr_ring *tun_get_tx_ring(struct file *file); + static inline bool tun_is_xdp_frame(void *ptr) { - return (unsigned long)ptr & TUN_XDP_FLAG; + return (unsigned long)ptr & TUN_XDP_FLAG; } + static inline void *tun_xdp_to_ptr(struct xdp_frame *xdp) { - return (void *)((unsigned long)xdp | TUN_XDP_FLAG); + return (void *)((unsigned long)xdp | TUN_XDP_FLAG); } + static inline struct xdp_frame *tun_ptr_to_xdp(void *ptr) { - return (void *)((unsigned long)ptr & ~TUN_XDP_FLAG); + return (void *)((unsigned long)ptr & ~TUN_XDP_FLAG); } + void tun_ptr_free(void *ptr); #else #include <linux/err.h> #include <linux/errno.h> struct file; struct socket; + static inline struct socket *tun_get_socket(struct file *f) { return ERR_PTR(-EINVAL); } + static inline struct ptr_ring *tun_get_tx_ring(struct file *f) { return ERR_PTR(-EINVAL); } + static inline bool tun_is_xdp_frame(void *ptr) { return false; } + static inline void *tun_xdp_to_ptr(struct xdp_frame *xdp) { return NULL; } + static inline struct xdp_frame *tun_ptr_to_xdp(void *ptr) { return NULL; } + static inline void tun_ptr_free(void *ptr) { } diff --git a/include/linux/iio/adc/adi-axi-adc.h b/include/linux/iio/adc/adi-axi-adc.h deleted file mode 100644 index b7904992d5..0000000000 --- a/include/linux/iio/adc/adi-axi-adc.h +++ /dev/null @@ -1,68 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Analog Devices Generic AXI ADC IP core driver/library - * Link: https://wiki.analog.com/resources/fpga/docs/axi_adc_ip - * - * Copyright 2012-2020 Analog Devices Inc. - */ -#ifndef __ADI_AXI_ADC_H__ -#define __ADI_AXI_ADC_H__ - -struct device; -struct iio_chan_spec; - -/** - * struct adi_axi_adc_chip_info - Chip specific information - * @name Chip name - * @id Chip ID (usually product ID) - * @channels Channel specifications of type @struct iio_chan_spec - * @num_channels Number of @channels - * @scale_table Supported scales by the chip; tuples of 2 ints - * @num_scales Number of scales in the table - * @max_rate Maximum sampling rate supported by the device - */ -struct adi_axi_adc_chip_info { - const char *name; - unsigned int id; - - const struct iio_chan_spec *channels; - unsigned int num_channels; - - const unsigned int (*scale_table)[2]; - int num_scales; - - unsigned long max_rate; -}; - -/** - * struct adi_axi_adc_conv - data of the ADC attached to the AXI ADC - * @chip_info chip info details for the client ADC - * @preenable_setup op to run in the client before enabling the AXI ADC - * @reg_access IIO debugfs_reg_access hook for the client ADC - * @read_raw IIO read_raw hook for the client ADC - * @write_raw IIO write_raw hook for the client ADC - * @read_avail IIO read_avail hook for the client ADC - */ -struct adi_axi_adc_conv { - const struct adi_axi_adc_chip_info *chip_info; - - int (*preenable_setup)(struct adi_axi_adc_conv *conv); - int (*reg_access)(struct adi_axi_adc_conv *conv, unsigned int reg, - unsigned int writeval, unsigned int *readval); - int (*read_raw)(struct adi_axi_adc_conv *conv, - struct iio_chan_spec const *chan, - int *val, int *val2, long mask); - int (*write_raw)(struct adi_axi_adc_conv *conv, - struct iio_chan_spec const *chan, - int val, int val2, long mask); - int (*read_avail)(struct adi_axi_adc_conv *conv, - struct iio_chan_spec const *chan, - const int **val, int *type, int *length, long mask); -}; - -struct adi_axi_adc_conv *devm_adi_axi_adc_conv_register(struct device *dev, - size_t sizeof_priv); - -void *adi_axi_adc_conv_priv(struct adi_axi_adc_conv *conv); - -#endif diff --git a/include/linux/iio/backend.h b/include/linux/iio/backend.h new file mode 100644 index 0000000000..a6d7938186 --- /dev/null +++ b/include/linux/iio/backend.h @@ -0,0 +1,72 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +#ifndef _IIO_BACKEND_H_ +#define _IIO_BACKEND_H_ + +#include <linux/types.h> + +struct fwnode_handle; +struct iio_backend; +struct device; +struct iio_dev; + +enum iio_backend_data_type { + IIO_BACKEND_TWOS_COMPLEMENT, + IIO_BACKEND_OFFSET_BINARY, + IIO_BACKEND_DATA_TYPE_MAX +}; + +/** + * struct iio_backend_data_fmt - Backend data format + * @type: Data type. + * @sign_extend: Bool to tell if the data is sign extended. + * @enable: Enable/Disable the data format module. If disabled, + * not formatting will happen. + */ +struct iio_backend_data_fmt { + enum iio_backend_data_type type; + bool sign_extend; + bool enable; +}; + +/** + * struct iio_backend_ops - operations structure for an iio_backend + * @enable: Enable backend. + * @disable: Disable backend. + * @chan_enable: Enable one channel. + * @chan_disable: Disable one channel. + * @data_format_set: Configure the data format for a specific channel. + * @request_buffer: Request an IIO buffer. + * @free_buffer: Free an IIO buffer. + **/ +struct iio_backend_ops { + int (*enable)(struct iio_backend *back); + void (*disable)(struct iio_backend *back); + int (*chan_enable)(struct iio_backend *back, unsigned int chan); + int (*chan_disable)(struct iio_backend *back, unsigned int chan); + int (*data_format_set)(struct iio_backend *back, unsigned int chan, + const struct iio_backend_data_fmt *data); + struct iio_buffer *(*request_buffer)(struct iio_backend *back, + struct iio_dev *indio_dev); + void (*free_buffer)(struct iio_backend *back, + struct iio_buffer *buffer); +}; + +int iio_backend_chan_enable(struct iio_backend *back, unsigned int chan); +int iio_backend_chan_disable(struct iio_backend *back, unsigned int chan); +int devm_iio_backend_enable(struct device *dev, struct iio_backend *back); +int iio_backend_data_format_set(struct iio_backend *back, unsigned int chan, + const struct iio_backend_data_fmt *data); +int devm_iio_backend_request_buffer(struct device *dev, + struct iio_backend *back, + struct iio_dev *indio_dev); + +void *iio_backend_get_priv(const struct iio_backend *conv); +struct iio_backend *devm_iio_backend_get(struct device *dev, const char *name); +struct iio_backend * +__devm_iio_backend_get_from_fwnode_lookup(struct device *dev, + struct fwnode_handle *fwnode); + +int devm_iio_backend_register(struct device *dev, + const struct iio_backend_ops *ops, void *priv); + +#endif diff --git a/include/linux/iio/buffer-dmaengine.h b/include/linux/iio/buffer-dmaengine.h index 5c355be898..cbb8ba957f 100644 --- a/include/linux/iio/buffer-dmaengine.h +++ b/include/linux/iio/buffer-dmaengine.h @@ -10,6 +10,9 @@ struct iio_dev; struct device; +struct iio_buffer *iio_dmaengine_buffer_alloc(struct device *dev, + const char *channel); +void iio_dmaengine_buffer_free(struct iio_buffer *buffer); int devm_iio_dmaengine_buffer_setup(struct device *dev, struct iio_dev *indio_dev, const char *channel); diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h index c5b36d2c1e..e370a7bb33 100644 --- a/include/linux/iio/iio.h +++ b/include/linux/iio/iio.h @@ -9,6 +9,7 @@ #include <linux/device.h> #include <linux/cdev.h> +#include <linux/cleanup.h> #include <linux/slab.h> #include <linux/iio/types.h> /* IIO TODO LIST */ @@ -638,10 +639,37 @@ int __devm_iio_device_register(struct device *dev, struct iio_dev *indio_dev, int iio_push_event(struct iio_dev *indio_dev, u64 ev_code, s64 timestamp); int iio_device_claim_direct_mode(struct iio_dev *indio_dev); void iio_device_release_direct_mode(struct iio_dev *indio_dev); + +/* + * This autocleanup logic is normally used via + * iio_device_claim_direct_scoped(). + */ +DEFINE_GUARD(iio_claim_direct, struct iio_dev *, iio_device_claim_direct_mode(_T), + iio_device_release_direct_mode(_T)) + +DEFINE_GUARD_COND(iio_claim_direct, _try, ({ + struct iio_dev *dev; + int d = iio_device_claim_direct_mode(_T); + + if (d < 0) + dev = NULL; + else + dev = _T; + dev; + })) + +/** + * iio_device_claim_direct_scoped() - Scoped call to iio_device_claim_direct. + * @fail: What to do on failure to claim device. + * @iio_dev: Pointer to the IIO devices structure + */ +#define iio_device_claim_direct_scoped(fail, iio_dev) \ + scoped_cond_guard(iio_claim_direct_try, fail, iio_dev) + int iio_device_claim_buffer_mode(struct iio_dev *indio_dev); void iio_device_release_buffer_mode(struct iio_dev *indio_dev); -extern struct bus_type iio_bus_type; +extern const struct bus_type iio_bus_type; /** * iio_device_put() - reference counted deallocation of struct device diff --git a/include/linux/ima.h b/include/linux/ima.h index 86b57757c7..0bae61a15b 100644 --- a/include/linux/ima.h +++ b/include/linux/ima.h @@ -16,23 +16,6 @@ struct linux_binprm; #ifdef CONFIG_IMA extern enum hash_algo ima_get_current_hash_algo(void); -extern int ima_bprm_check(struct linux_binprm *bprm); -extern int ima_file_check(struct file *file, int mask); -extern void ima_post_create_tmpfile(struct mnt_idmap *idmap, - struct inode *inode); -extern void ima_file_free(struct file *file); -extern int ima_file_mmap(struct file *file, unsigned long reqprot, - unsigned long prot, unsigned long flags); -extern int ima_file_mprotect(struct vm_area_struct *vma, unsigned long prot); -extern int ima_load_data(enum kernel_load_data_id id, bool contents); -extern int ima_post_load_data(char *buf, loff_t size, - enum kernel_load_data_id id, char *description); -extern int ima_read_file(struct file *file, enum kernel_read_file_id id, - bool contents); -extern int ima_post_read_file(struct file *file, void *buf, loff_t size, - enum kernel_read_file_id id); -extern void ima_post_path_mknod(struct mnt_idmap *idmap, - struct dentry *dentry); extern int ima_file_hash(struct file *file, char *buf, size_t buf_size); extern int ima_inode_hash(struct inode *inode, char *buf, size_t buf_size); extern void ima_kexec_cmdline(int kernel_fd, const void *buf, int size); @@ -57,68 +40,6 @@ static inline enum hash_algo ima_get_current_hash_algo(void) return HASH_ALGO__LAST; } -static inline int ima_bprm_check(struct linux_binprm *bprm) -{ - return 0; -} - -static inline int ima_file_check(struct file *file, int mask) -{ - return 0; -} - -static inline void ima_post_create_tmpfile(struct mnt_idmap *idmap, - struct inode *inode) -{ -} - -static inline void ima_file_free(struct file *file) -{ - return; -} - -static inline int ima_file_mmap(struct file *file, unsigned long reqprot, - unsigned long prot, unsigned long flags) -{ - return 0; -} - -static inline int ima_file_mprotect(struct vm_area_struct *vma, - unsigned long prot) -{ - return 0; -} - -static inline int ima_load_data(enum kernel_load_data_id id, bool contents) -{ - return 0; -} - -static inline int ima_post_load_data(char *buf, loff_t size, - enum kernel_load_data_id id, - char *description) -{ - return 0; -} - -static inline int ima_read_file(struct file *file, enum kernel_read_file_id id, - bool contents) -{ - return 0; -} - -static inline int ima_post_read_file(struct file *file, void *buf, loff_t size, - enum kernel_read_file_id id) -{ - return 0; -} - -static inline void ima_post_path_mknod(struct mnt_idmap *idmap, - struct dentry *dentry) -{ - return; -} - static inline int ima_file_hash(struct file *file, char *buf, size_t buf_size) { return -EOPNOTSUPP; @@ -169,76 +90,13 @@ static inline void ima_add_kexec_buffer(struct kimage *image) {} #endif -#ifdef CONFIG_IMA_MEASURE_ASYMMETRIC_KEYS -extern void ima_post_key_create_or_update(struct key *keyring, - struct key *key, - const void *payload, size_t plen, - unsigned long flags, bool create); -#else -static inline void ima_post_key_create_or_update(struct key *keyring, - struct key *key, - const void *payload, - size_t plen, - unsigned long flags, - bool create) {} -#endif /* CONFIG_IMA_MEASURE_ASYMMETRIC_KEYS */ - #ifdef CONFIG_IMA_APPRAISE extern bool is_ima_appraise_enabled(void); -extern void ima_inode_post_setattr(struct mnt_idmap *idmap, - struct dentry *dentry); -extern int ima_inode_setxattr(struct dentry *dentry, const char *xattr_name, - const void *xattr_value, size_t xattr_value_len); -extern int ima_inode_set_acl(struct mnt_idmap *idmap, - struct dentry *dentry, const char *acl_name, - struct posix_acl *kacl); -static inline int ima_inode_remove_acl(struct mnt_idmap *idmap, - struct dentry *dentry, - const char *acl_name) -{ - return ima_inode_set_acl(idmap, dentry, acl_name, NULL); -} -extern int ima_inode_removexattr(struct dentry *dentry, const char *xattr_name); #else static inline bool is_ima_appraise_enabled(void) { return 0; } - -static inline void ima_inode_post_setattr(struct mnt_idmap *idmap, - struct dentry *dentry) -{ - return; -} - -static inline int ima_inode_setxattr(struct dentry *dentry, - const char *xattr_name, - const void *xattr_value, - size_t xattr_value_len) -{ - return 0; -} - -static inline int ima_inode_set_acl(struct mnt_idmap *idmap, - struct dentry *dentry, const char *acl_name, - struct posix_acl *kacl) -{ - - return 0; -} - -static inline int ima_inode_removexattr(struct dentry *dentry, - const char *xattr_name) -{ - return 0; -} - -static inline int ima_inode_remove_acl(struct mnt_idmap *idmap, - struct dentry *dentry, - const char *acl_name) -{ - return 0; -} #endif /* CONFIG_IMA_APPRAISE */ #if defined(CONFIG_IMA_APPRAISE) && defined(CONFIG_INTEGRITY_TRUSTED_KEYRING) diff --git a/include/linux/indirect_call_wrapper.h b/include/linux/indirect_call_wrapper.h index adb83a42a6..35227d47cf 100644 --- a/include/linux/indirect_call_wrapper.h +++ b/include/linux/indirect_call_wrapper.h @@ -2,7 +2,7 @@ #ifndef _LINUX_INDIRECT_CALL_WRAPPER_H #define _LINUX_INDIRECT_CALL_WRAPPER_H -#ifdef CONFIG_RETPOLINE +#ifdef CONFIG_MITIGATION_RETPOLINE /* * INDIRECT_CALL_$NR - wrapper for indirect calls with $NR known builtin diff --git a/include/linux/inet_diag.h b/include/linux/inet_diag.h index 84abb30a3f..a9033696b0 100644 --- a/include/linux/inet_diag.h +++ b/include/linux/inet_diag.h @@ -8,6 +8,7 @@ struct inet_hashinfo; struct inet_diag_handler { + struct module *owner; void (*dump)(struct sk_buff *skb, struct netlink_callback *cb, const struct inet_diag_req_v2 *r); diff --git a/include/linux/inetdevice.h b/include/linux/inetdevice.h index ddb27fc0ee..cb5280e6cc 100644 --- a/include/linux/inetdevice.h +++ b/include/linux/inetdevice.h @@ -53,13 +53,15 @@ struct in_device { }; #define IPV4_DEVCONF(cnf, attr) ((cnf).data[IPV4_DEVCONF_ ## attr - 1]) +#define IPV4_DEVCONF_RO(cnf, attr) READ_ONCE(IPV4_DEVCONF(cnf, attr)) #define IPV4_DEVCONF_ALL(net, attr) \ IPV4_DEVCONF((*(net)->ipv4.devconf_all), attr) +#define IPV4_DEVCONF_ALL_RO(net, attr) READ_ONCE(IPV4_DEVCONF_ALL(net, attr)) -static inline int ipv4_devconf_get(struct in_device *in_dev, int index) +static inline int ipv4_devconf_get(const struct in_device *in_dev, int index) { index--; - return in_dev->cnf.data[index]; + return READ_ONCE(in_dev->cnf.data[index]); } static inline void ipv4_devconf_set(struct in_device *in_dev, int index, @@ -67,7 +69,7 @@ static inline void ipv4_devconf_set(struct in_device *in_dev, int index, { index--; set_bit(index, in_dev->cnf.state); - in_dev->cnf.data[index] = val; + WRITE_ONCE(in_dev->cnf.data[index], val); } static inline void ipv4_devconf_setall(struct in_device *in_dev) @@ -81,18 +83,18 @@ static inline void ipv4_devconf_setall(struct in_device *in_dev) ipv4_devconf_set((in_dev), IPV4_DEVCONF_ ## attr, (val)) #define IN_DEV_ANDCONF(in_dev, attr) \ - (IPV4_DEVCONF_ALL(dev_net(in_dev->dev), attr) && \ + (IPV4_DEVCONF_ALL_RO(dev_net(in_dev->dev), attr) && \ IN_DEV_CONF_GET((in_dev), attr)) #define IN_DEV_NET_ORCONF(in_dev, net, attr) \ - (IPV4_DEVCONF_ALL(net, attr) || \ + (IPV4_DEVCONF_ALL_RO(net, attr) || \ IN_DEV_CONF_GET((in_dev), attr)) #define IN_DEV_ORCONF(in_dev, attr) \ IN_DEV_NET_ORCONF(in_dev, dev_net(in_dev->dev), attr) #define IN_DEV_MAXCONF(in_dev, attr) \ - (max(IPV4_DEVCONF_ALL(dev_net(in_dev->dev), attr), \ + (max(IPV4_DEVCONF_ALL_RO(dev_net(in_dev->dev), attr), \ IN_DEV_CONF_GET((in_dev), attr))) #define IN_DEV_FORWARD(in_dev) IN_DEV_CONF_GET((in_dev), FORWARDING) diff --git a/include/linux/init.h b/include/linux/init.h index 3fa3f62413..58cef4c2e5 100644 --- a/include/linux/init.h +++ b/include/linux/init.h @@ -168,12 +168,8 @@ extern initcall_entry_t __initcall_end[]; extern struct file_system_type rootfs_fs_type; -#if defined(CONFIG_STRICT_KERNEL_RWX) || defined(CONFIG_STRICT_MODULE_RWX) extern bool rodata_enabled; -#endif -#ifdef CONFIG_STRICT_KERNEL_RWX void mark_rodata_ro(void); -#endif extern void (*late_time_init)(void); diff --git a/include/linux/input.h b/include/linux/input.h index de6503c0ed..c22ac46525 100644 --- a/include/linux/input.h +++ b/include/linux/input.h @@ -514,7 +514,7 @@ void input_enable_softrepeat(struct input_dev *dev, int delay, int period); bool input_device_enabled(struct input_dev *dev); -extern struct class input_class; +extern const struct class input_class; /** * struct ff_device - force-feedback part of an input device diff --git a/include/linux/input/navpoint.h b/include/linux/input/navpoint.h deleted file mode 100644 index 5192ae3f5e..0000000000 --- a/include/linux/input/navpoint.h +++ /dev/null @@ -1,8 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (C) 2012 Paul Parsons <lost.distance@yahoo.com> - */ - -struct navpoint_platform_data { - int port; /* PXA SSP port for pxa_ssp_request() */ -}; diff --git a/include/linux/integrity.h b/include/linux/integrity.h index 2ea0f2f65a..459b796837 100644 --- a/include/linux/integrity.h +++ b/include/linux/integrity.h @@ -19,40 +19,13 @@ enum integrity_status { INTEGRITY_UNKNOWN, }; -/* List of EVM protected security xattrs */ #ifdef CONFIG_INTEGRITY -extern struct integrity_iint_cache *integrity_inode_get(struct inode *inode); -extern void integrity_inode_free(struct inode *inode); extern void __init integrity_load_keys(void); #else -static inline struct integrity_iint_cache * - integrity_inode_get(struct inode *inode) -{ - return NULL; -} - -static inline void integrity_inode_free(struct inode *inode) -{ - return; -} - static inline void integrity_load_keys(void) { } #endif /* CONFIG_INTEGRITY */ -#ifdef CONFIG_INTEGRITY_ASYMMETRIC_KEYS - -extern int integrity_kernel_module_request(char *kmod_name); - -#else - -static inline int integrity_kernel_module_request(char *kmod_name) -{ - return 0; -} - -#endif /* CONFIG_INTEGRITY_ASYMMETRIC_KEYS */ - #endif /* _LINUX_INTEGRITY_H */ diff --git a/include/linux/interconnect-provider.h b/include/linux/interconnect-provider.h index 7ba183f221..f5aef87846 100644 --- a/include/linux/interconnect-provider.h +++ b/include/linux/interconnect-provider.h @@ -36,7 +36,7 @@ struct icc_onecell_data { struct icc_node *nodes[] __counted_by(num_nodes); }; -struct icc_node *of_icc_xlate_onecell(struct of_phandle_args *spec, +struct icc_node *of_icc_xlate_onecell(const struct of_phandle_args *spec, void *data); /** @@ -65,8 +65,9 @@ struct icc_provider { u32 peak_bw, u32 *agg_avg, u32 *agg_peak); void (*pre_aggregate)(struct icc_node *node); int (*get_bw)(struct icc_node *node, u32 *avg, u32 *peak); - struct icc_node* (*xlate)(struct of_phandle_args *spec, void *data); - struct icc_node_data* (*xlate_extended)(struct of_phandle_args *spec, void *data); + struct icc_node* (*xlate)(const struct of_phandle_args *spec, void *data); + struct icc_node_data* (*xlate_extended)(const struct of_phandle_args *spec, + void *data); struct device *dev; int users; bool inter_set; @@ -124,7 +125,7 @@ int icc_nodes_remove(struct icc_provider *provider); void icc_provider_init(struct icc_provider *provider); int icc_provider_register(struct icc_provider *provider); void icc_provider_deregister(struct icc_provider *provider); -struct icc_node_data *of_icc_get_from_provider(struct of_phandle_args *spec); +struct icc_node_data *of_icc_get_from_provider(const struct of_phandle_args *spec); void icc_sync_state(struct device *dev); #else @@ -171,7 +172,7 @@ static inline int icc_provider_register(struct icc_provider *provider) static inline void icc_provider_deregister(struct icc_provider *provider) { } -static inline struct icc_node_data *of_icc_get_from_provider(struct of_phandle_args *spec) +static inline struct icc_node_data *of_icc_get_from_provider(const struct of_phandle_args *spec) { return ERR_PTR(-ENOTSUPP); } diff --git a/include/linux/io.h b/include/linux/io.h index 7304f2a699..235ba7d80a 100644 --- a/include/linux/io.h +++ b/include/linux/io.h @@ -23,12 +23,19 @@ void __iowrite64_copy(void __iomem *to, const void *from, size_t count); #ifdef CONFIG_MMU int ioremap_page_range(unsigned long addr, unsigned long end, phys_addr_t phys_addr, pgprot_t prot); +int vmap_page_range(unsigned long addr, unsigned long end, + phys_addr_t phys_addr, pgprot_t prot); #else static inline int ioremap_page_range(unsigned long addr, unsigned long end, phys_addr_t phys_addr, pgprot_t prot) { return 0; } +static inline int vmap_page_range(unsigned long addr, unsigned long end, + phys_addr_t phys_addr, pgprot_t prot) +{ + return 0; +} #endif /* diff --git a/include/linux/io_uring_types.h b/include/linux/io_uring_types.h index 73de1f6f0a..327d7f43c1 100644 --- a/include/linux/io_uring_types.h +++ b/include/linux/io_uring_types.h @@ -2,6 +2,7 @@ #define IO_URING_TYPES_H #include <linux/blkdev.h> +#include <linux/hashtable.h> #include <linux/task_work.h> #include <linux/bitmap.h> #include <linux/llist.h> @@ -12,7 +13,7 @@ enum { * A hint to not wake right away but delay until there are enough of * tw's queued to match the number of CQEs the task is waiting for. * - * Must not be used wirh requests generating more than one CQE. + * Must not be used with requests generating more than one CQE. * It's also ignored unless IORING_SETUP_DEFER_TASKRUN is set. */ IOU_F_TWQ_LAZY_WAKE = 1, @@ -240,12 +241,14 @@ struct io_ring_ctx { unsigned int poll_activated: 1; unsigned int drain_disabled: 1; unsigned int compat: 1; + unsigned int iowq_limits_set : 1; struct task_struct *submitter_task; struct io_rings *rings; struct percpu_ref refs; enum task_work_notify_mode notify_method; + unsigned sq_thread_idle; } ____cacheline_aligned_in_smp; /* submission data */ @@ -274,10 +277,20 @@ struct io_ring_ctx { */ struct io_rsrc_node *rsrc_node; atomic_t cancel_seq; + + /* + * ->iopoll_list is protected by the ctx->uring_lock for + * io_uring instances that don't use IORING_SETUP_SQPOLL. + * For SQPOLL, only the single threaded io_sq_thread() will + * manipulate the list, hence no extra locking is needed there. + */ + bool poll_multi_queue; + struct io_wq_work_list iopoll_list; + struct io_file_table file_table; + struct io_mapped_ubuf **user_bufs; unsigned nr_user_files; unsigned nr_user_bufs; - struct io_mapped_ubuf **user_bufs; struct io_submit_state submit_state; @@ -288,15 +301,6 @@ struct io_ring_ctx { struct io_alloc_cache netmsg_cache; /* - * ->iopoll_list is protected by the ctx->uring_lock for - * io_uring instances that don't use IORING_SETUP_SQPOLL. - * For SQPOLL, only the single threaded io_sq_thread() will - * manipulate the list, hence no extra locking is needed there. - */ - struct io_wq_work_list iopoll_list; - bool poll_multi_queue; - - /* * Any cancelable uring_cmd is added to this list in * ->uring_cmd() by io_uring_cmd_insert_cancelable() */ @@ -342,8 +346,8 @@ struct io_ring_ctx { spinlock_t completion_lock; /* IRQ completion list, under ->completion_lock */ - struct io_wq_work_list locked_free_list; unsigned int locked_free_nr; + struct io_wq_work_list locked_free_list; struct list_head io_buffers_comp; struct list_head cq_overflow_list; @@ -365,9 +369,6 @@ struct io_ring_ctx { unsigned int file_alloc_start; unsigned int file_alloc_end; - struct xarray personalities; - u32 pers_next; - struct list_head io_buffers_cache; /* deferred free list, protected by ->uring_lock */ @@ -388,6 +389,9 @@ struct io_ring_ctx { struct wait_queue_head rsrc_quiesce_wq; unsigned rsrc_quiesce; + u32 pers_next; + struct xarray personalities; + /* hashed buffered write serialization */ struct io_wq_hash *hash_map; @@ -404,11 +408,22 @@ struct io_ring_ctx { /* io-wq management, e.g. thread count */ u32 iowq_limits[2]; - bool iowq_limits_set; struct callback_head poll_wq_task_work; struct list_head defer_list; - unsigned sq_thread_idle; + +#ifdef CONFIG_NET_RX_BUSY_POLL + struct list_head napi_list; /* track busy poll napi_id */ + spinlock_t napi_lock; /* napi_list lock */ + + /* napi busy poll default timeout */ + unsigned int napi_busy_poll_to; + bool napi_prefer_busy_poll; + bool napi_enabled; + + DECLARE_HASHTABLE(napi_ht, 4); +#endif + /* protected by ->completion_lock */ unsigned evfd_last_cq_tail; @@ -454,7 +469,6 @@ enum { REQ_F_SKIP_LINK_CQES_BIT, REQ_F_SINGLE_POLL_BIT, REQ_F_DOUBLE_POLL_BIT, - REQ_F_PARTIAL_IO_BIT, REQ_F_APOLL_MULTISHOT_BIT, REQ_F_CLEAR_POLLIN_BIT, REQ_F_HASH_LOCKED_BIT, @@ -462,75 +476,88 @@ enum { REQ_F_SUPPORT_NOWAIT_BIT, REQ_F_ISREG_BIT, REQ_F_POLL_NO_LAZY_BIT, + REQ_F_CANCEL_SEQ_BIT, + REQ_F_CAN_POLL_BIT, + REQ_F_BL_EMPTY_BIT, + REQ_F_BL_NO_RECYCLE_BIT, /* not a real bit, just to check we're not overflowing the space */ __REQ_F_LAST_BIT, }; +typedef u64 __bitwise io_req_flags_t; +#define IO_REQ_FLAG(bitno) ((__force io_req_flags_t) BIT_ULL((bitno))) + enum { /* ctx owns file */ - REQ_F_FIXED_FILE = BIT(REQ_F_FIXED_FILE_BIT), + REQ_F_FIXED_FILE = IO_REQ_FLAG(REQ_F_FIXED_FILE_BIT), /* drain existing IO first */ - REQ_F_IO_DRAIN = BIT(REQ_F_IO_DRAIN_BIT), + REQ_F_IO_DRAIN = IO_REQ_FLAG(REQ_F_IO_DRAIN_BIT), /* linked sqes */ - REQ_F_LINK = BIT(REQ_F_LINK_BIT), + REQ_F_LINK = IO_REQ_FLAG(REQ_F_LINK_BIT), /* doesn't sever on completion < 0 */ - REQ_F_HARDLINK = BIT(REQ_F_HARDLINK_BIT), + REQ_F_HARDLINK = IO_REQ_FLAG(REQ_F_HARDLINK_BIT), /* IOSQE_ASYNC */ - REQ_F_FORCE_ASYNC = BIT(REQ_F_FORCE_ASYNC_BIT), + REQ_F_FORCE_ASYNC = IO_REQ_FLAG(REQ_F_FORCE_ASYNC_BIT), /* IOSQE_BUFFER_SELECT */ - REQ_F_BUFFER_SELECT = BIT(REQ_F_BUFFER_SELECT_BIT), + REQ_F_BUFFER_SELECT = IO_REQ_FLAG(REQ_F_BUFFER_SELECT_BIT), /* IOSQE_CQE_SKIP_SUCCESS */ - REQ_F_CQE_SKIP = BIT(REQ_F_CQE_SKIP_BIT), + REQ_F_CQE_SKIP = IO_REQ_FLAG(REQ_F_CQE_SKIP_BIT), /* fail rest of links */ - REQ_F_FAIL = BIT(REQ_F_FAIL_BIT), + REQ_F_FAIL = IO_REQ_FLAG(REQ_F_FAIL_BIT), /* on inflight list, should be cancelled and waited on exit reliably */ - REQ_F_INFLIGHT = BIT(REQ_F_INFLIGHT_BIT), + REQ_F_INFLIGHT = IO_REQ_FLAG(REQ_F_INFLIGHT_BIT), /* read/write uses file position */ - REQ_F_CUR_POS = BIT(REQ_F_CUR_POS_BIT), + REQ_F_CUR_POS = IO_REQ_FLAG(REQ_F_CUR_POS_BIT), /* must not punt to workers */ - REQ_F_NOWAIT = BIT(REQ_F_NOWAIT_BIT), + REQ_F_NOWAIT = IO_REQ_FLAG(REQ_F_NOWAIT_BIT), /* has or had linked timeout */ - REQ_F_LINK_TIMEOUT = BIT(REQ_F_LINK_TIMEOUT_BIT), + REQ_F_LINK_TIMEOUT = IO_REQ_FLAG(REQ_F_LINK_TIMEOUT_BIT), /* needs cleanup */ - REQ_F_NEED_CLEANUP = BIT(REQ_F_NEED_CLEANUP_BIT), + REQ_F_NEED_CLEANUP = IO_REQ_FLAG(REQ_F_NEED_CLEANUP_BIT), /* already went through poll handler */ - REQ_F_POLLED = BIT(REQ_F_POLLED_BIT), + REQ_F_POLLED = IO_REQ_FLAG(REQ_F_POLLED_BIT), /* buffer already selected */ - REQ_F_BUFFER_SELECTED = BIT(REQ_F_BUFFER_SELECTED_BIT), + REQ_F_BUFFER_SELECTED = IO_REQ_FLAG(REQ_F_BUFFER_SELECTED_BIT), /* buffer selected from ring, needs commit */ - REQ_F_BUFFER_RING = BIT(REQ_F_BUFFER_RING_BIT), + REQ_F_BUFFER_RING = IO_REQ_FLAG(REQ_F_BUFFER_RING_BIT), /* caller should reissue async */ - REQ_F_REISSUE = BIT(REQ_F_REISSUE_BIT), + REQ_F_REISSUE = IO_REQ_FLAG(REQ_F_REISSUE_BIT), /* supports async reads/writes */ - REQ_F_SUPPORT_NOWAIT = BIT(REQ_F_SUPPORT_NOWAIT_BIT), + REQ_F_SUPPORT_NOWAIT = IO_REQ_FLAG(REQ_F_SUPPORT_NOWAIT_BIT), /* regular file */ - REQ_F_ISREG = BIT(REQ_F_ISREG_BIT), + REQ_F_ISREG = IO_REQ_FLAG(REQ_F_ISREG_BIT), /* has creds assigned */ - REQ_F_CREDS = BIT(REQ_F_CREDS_BIT), + REQ_F_CREDS = IO_REQ_FLAG(REQ_F_CREDS_BIT), /* skip refcounting if not set */ - REQ_F_REFCOUNT = BIT(REQ_F_REFCOUNT_BIT), + REQ_F_REFCOUNT = IO_REQ_FLAG(REQ_F_REFCOUNT_BIT), /* there is a linked timeout that has to be armed */ - REQ_F_ARM_LTIMEOUT = BIT(REQ_F_ARM_LTIMEOUT_BIT), + REQ_F_ARM_LTIMEOUT = IO_REQ_FLAG(REQ_F_ARM_LTIMEOUT_BIT), /* ->async_data allocated */ - REQ_F_ASYNC_DATA = BIT(REQ_F_ASYNC_DATA_BIT), + REQ_F_ASYNC_DATA = IO_REQ_FLAG(REQ_F_ASYNC_DATA_BIT), /* don't post CQEs while failing linked requests */ - REQ_F_SKIP_LINK_CQES = BIT(REQ_F_SKIP_LINK_CQES_BIT), + REQ_F_SKIP_LINK_CQES = IO_REQ_FLAG(REQ_F_SKIP_LINK_CQES_BIT), /* single poll may be active */ - REQ_F_SINGLE_POLL = BIT(REQ_F_SINGLE_POLL_BIT), + REQ_F_SINGLE_POLL = IO_REQ_FLAG(REQ_F_SINGLE_POLL_BIT), /* double poll may active */ - REQ_F_DOUBLE_POLL = BIT(REQ_F_DOUBLE_POLL_BIT), - /* request has already done partial IO */ - REQ_F_PARTIAL_IO = BIT(REQ_F_PARTIAL_IO_BIT), + REQ_F_DOUBLE_POLL = IO_REQ_FLAG(REQ_F_DOUBLE_POLL_BIT), /* fast poll multishot mode */ - REQ_F_APOLL_MULTISHOT = BIT(REQ_F_APOLL_MULTISHOT_BIT), + REQ_F_APOLL_MULTISHOT = IO_REQ_FLAG(REQ_F_APOLL_MULTISHOT_BIT), /* recvmsg special flag, clear EPOLLIN */ - REQ_F_CLEAR_POLLIN = BIT(REQ_F_CLEAR_POLLIN_BIT), + REQ_F_CLEAR_POLLIN = IO_REQ_FLAG(REQ_F_CLEAR_POLLIN_BIT), /* hashed into ->cancel_hash_locked, protected by ->uring_lock */ - REQ_F_HASH_LOCKED = BIT(REQ_F_HASH_LOCKED_BIT), + REQ_F_HASH_LOCKED = IO_REQ_FLAG(REQ_F_HASH_LOCKED_BIT), /* don't use lazy poll wake for this request */ - REQ_F_POLL_NO_LAZY = BIT(REQ_F_POLL_NO_LAZY_BIT), + REQ_F_POLL_NO_LAZY = IO_REQ_FLAG(REQ_F_POLL_NO_LAZY_BIT), + /* cancel sequence is set and valid */ + REQ_F_CANCEL_SEQ = IO_REQ_FLAG(REQ_F_CANCEL_SEQ_BIT), + /* file is pollable */ + REQ_F_CAN_POLL = IO_REQ_FLAG(REQ_F_CAN_POLL_BIT), + /* buffer list was empty after selection of buffer */ + REQ_F_BL_EMPTY = IO_REQ_FLAG(REQ_F_BL_EMPTY_BIT), + /* don't recycle provided buffers for this request */ + REQ_F_BL_NO_RECYCLE = IO_REQ_FLAG(REQ_F_BL_NO_RECYCLE_BIT), }; typedef void (*io_req_tw_func_t)(struct io_kiocb *req, struct io_tw_state *ts); @@ -591,15 +618,17 @@ struct io_kiocb { * and after selection it points to the buffer ID itself. */ u16 buf_index; - unsigned int flags; + + unsigned nr_tw; + + /* REQ_F_* flags */ + io_req_flags_t flags; struct io_cqe cqe; struct io_ring_ctx *ctx; struct task_struct *task; - struct io_rsrc_node *rsrc_node; - union { /* store used ubuf, so we can prevent reloading */ struct io_mapped_ubuf *imu; @@ -620,10 +649,12 @@ struct io_kiocb { /* cache ->apoll->events */ __poll_t apoll_events; }; + + struct io_rsrc_node *rsrc_node; + atomic_t refs; - atomic_t poll_refs; + bool cancel_seq_set; struct io_task_work io_task_work; - unsigned nr_tw; /* for polled requests, i.e. IORING_OP_POLL_ADD and async armed poll */ struct hlist_node hash_node; /* internal polling, see IORING_FEAT_FAST_POLL */ @@ -631,6 +662,7 @@ struct io_kiocb { /* opcode allocated if it needs to store data for async defer */ void *async_data; /* linked requests, IFF REQ_F_HARDLINK or REQ_F_LINK are set */ + atomic_t poll_refs; struct io_kiocb *link; /* custom credentials, valid IFF REQ_F_CREDS is set */ const struct cred *creds; diff --git a/include/linux/iomap.h b/include/linux/iomap.h index 96dd0acbba..6fc1c85801 100644 --- a/include/linux/iomap.h +++ b/include/linux/iomap.h @@ -293,22 +293,32 @@ struct iomap_ioend { struct list_head io_list; /* next ioend in chain */ u16 io_type; u16 io_flags; /* IOMAP_F_* */ - u32 io_folios; /* folios added to ioend */ struct inode *io_inode; /* file being written to */ size_t io_size; /* size of the extent */ loff_t io_offset; /* offset in the file */ sector_t io_sector; /* start sector of ioend */ - struct bio *io_bio; /* bio being built */ - struct bio io_inline_bio; /* MUST BE LAST! */ + struct bio io_bio; /* MUST BE LAST! */ }; +static inline struct iomap_ioend *iomap_ioend_from_bio(struct bio *bio) +{ + return container_of(bio, struct iomap_ioend, io_bio); +} + struct iomap_writeback_ops { /* * Required, maps the blocks so that writeback can be performed on * the range starting at offset. + * + * Can return arbitrarily large regions, but we need to call into it at + * least once per folio to allow the file systems to synchronize with + * the write path that could be invalidating mappings. + * + * An existing mapping from a previous call to this method can be reused + * by the file system if it is still valid. */ int (*map_blocks)(struct iomap_writepage_ctx *wpc, struct inode *inode, - loff_t offset); + loff_t offset, unsigned len); /* * Optional, allows the file systems to perform actions just before @@ -329,6 +339,7 @@ struct iomap_writepage_ctx { struct iomap iomap; struct iomap_ioend *ioend; const struct iomap_writeback_ops *ops; + u32 nr_folios; /* folios added to the ioend */ }; void iomap_finish_ioends(struct iomap_ioend *ioend, int error); diff --git a/include/linux/iommu.h b/include/linux/iommu.h index c948289f64..3b67d59a36 100644 --- a/include/linux/iommu.h +++ b/include/linux/iommu.h @@ -14,7 +14,6 @@ #include <linux/err.h> #include <linux/of.h> #include <linux/iova_bitmap.h> -#include <uapi/linux/iommu.h> #define IOMMU_READ (1 << 0) #define IOMMU_WRITE (1 << 1) @@ -41,8 +40,110 @@ struct iommu_domain_ops; struct iommu_dirty_ops; struct notifier_block; struct iommu_sva; -struct iommu_fault_event; struct iommu_dma_cookie; +struct iommu_fault_param; + +#define IOMMU_FAULT_PERM_READ (1 << 0) /* read */ +#define IOMMU_FAULT_PERM_WRITE (1 << 1) /* write */ +#define IOMMU_FAULT_PERM_EXEC (1 << 2) /* exec */ +#define IOMMU_FAULT_PERM_PRIV (1 << 3) /* privileged */ + +/* Generic fault types, can be expanded IRQ remapping fault */ +enum iommu_fault_type { + IOMMU_FAULT_PAGE_REQ = 1, /* page request fault */ +}; + +/** + * struct iommu_fault_page_request - Page Request data + * @flags: encodes whether the corresponding fields are valid and whether this + * is the last page in group (IOMMU_FAULT_PAGE_REQUEST_* values). + * When IOMMU_FAULT_PAGE_RESPONSE_NEEDS_PASID is set, the page response + * must have the same PASID value as the page request. When it is clear, + * the page response should not have a PASID. + * @pasid: Process Address Space ID + * @grpid: Page Request Group Index + * @perm: requested page permissions (IOMMU_FAULT_PERM_* values) + * @addr: page address + * @private_data: device-specific private information + */ +struct iommu_fault_page_request { +#define IOMMU_FAULT_PAGE_REQUEST_PASID_VALID (1 << 0) +#define IOMMU_FAULT_PAGE_REQUEST_LAST_PAGE (1 << 1) +#define IOMMU_FAULT_PAGE_REQUEST_PRIV_DATA (1 << 2) +#define IOMMU_FAULT_PAGE_RESPONSE_NEEDS_PASID (1 << 3) + u32 flags; + u32 pasid; + u32 grpid; + u32 perm; + u64 addr; + u64 private_data[2]; +}; + +/** + * struct iommu_fault - Generic fault data + * @type: fault type from &enum iommu_fault_type + * @prm: Page Request message, when @type is %IOMMU_FAULT_PAGE_REQ + */ +struct iommu_fault { + u32 type; + struct iommu_fault_page_request prm; +}; + +/** + * enum iommu_page_response_code - Return status of fault handlers + * @IOMMU_PAGE_RESP_SUCCESS: Fault has been handled and the page tables + * populated, retry the access. This is "Success" in PCI PRI. + * @IOMMU_PAGE_RESP_FAILURE: General error. Drop all subsequent faults from + * this device if possible. This is "Response Failure" in PCI PRI. + * @IOMMU_PAGE_RESP_INVALID: Could not handle this fault, don't retry the + * access. This is "Invalid Request" in PCI PRI. + */ +enum iommu_page_response_code { + IOMMU_PAGE_RESP_SUCCESS = 0, + IOMMU_PAGE_RESP_INVALID, + IOMMU_PAGE_RESP_FAILURE, +}; + +/** + * struct iommu_page_response - Generic page response information + * @pasid: Process Address Space ID + * @grpid: Page Request Group Index + * @code: response code from &enum iommu_page_response_code + */ +struct iommu_page_response { + u32 pasid; + u32 grpid; + u32 code; +}; + +struct iopf_fault { + struct iommu_fault fault; + /* node for pending lists */ + struct list_head list; +}; + +struct iopf_group { + struct iopf_fault last_fault; + struct list_head faults; + /* list node for iommu_fault_param::faults */ + struct list_head pending_node; + struct work_struct work; + struct iommu_domain *domain; + /* The device's fault data parameter. */ + struct iommu_fault_param *fault_param; +}; + +/** + * struct iopf_queue - IO Page Fault queue + * @wq: the fault workqueue + * @devices: devices attached to this queue + * @lock: protects the device list + */ +struct iopf_queue { + struct workqueue_struct *wq; + struct list_head devices; + struct mutex lock; +}; /* iommu fault flags */ #define IOMMU_FAULT_READ 0x0 @@ -50,7 +151,6 @@ struct iommu_dma_cookie; typedef int (*iommu_fault_handler_t)(struct iommu_domain *, struct device *, unsigned long, int, void *); -typedef int (*iommu_dev_fault_handler_t)(struct iommu_fault *, void *); struct iommu_domain_geometry { dma_addr_t aperture_start; /* First address that can be mapped */ @@ -110,8 +210,7 @@ struct iommu_domain { unsigned long pgsize_bitmap; /* Bitmap of page sizes in use */ struct iommu_domain_geometry geometry; struct iommu_dma_cookie *iova_cookie; - enum iommu_page_response_code (*iopf_handler)(struct iommu_fault *fault, - void *data); + int (*iopf_handler)(struct iopf_group *group); void *fault_data; union { struct { @@ -468,16 +567,15 @@ struct iommu_ops { /* Request/Free a list of reserved regions for a device */ void (*get_resv_regions)(struct device *dev, struct list_head *list); - int (*of_xlate)(struct device *dev, struct of_phandle_args *args); + int (*of_xlate)(struct device *dev, const struct of_phandle_args *args); bool (*is_attach_deferred)(struct device *dev); /* Per device IOMMU features */ int (*dev_enable_feat)(struct device *dev, enum iommu_dev_features f); int (*dev_disable_feat)(struct device *dev, enum iommu_dev_features f); - int (*page_response)(struct device *dev, - struct iommu_fault_event *evt, - struct iommu_page_response *msg); + void (*page_response)(struct device *dev, struct iopf_fault *evt, + struct iommu_page_response *msg); int (*def_domain_type)(struct device *dev); void (*remove_dev_pasid)(struct device *dev, ioasid_t pasid); @@ -579,38 +677,34 @@ struct iommu_device { }; /** - * struct iommu_fault_event - Generic fault event - * - * Can represent recoverable faults such as a page requests or - * unrecoverable faults such as DMA or IRQ remapping faults. - * - * @fault: fault descriptor - * @list: pending fault event list, used for tracking responses - */ -struct iommu_fault_event { - struct iommu_fault fault; - struct list_head list; -}; - -/** * struct iommu_fault_param - per-device IOMMU fault data - * @handler: Callback function to handle IOMMU faults at device level - * @data: handler private data - * @faults: holds the pending faults which needs response * @lock: protect pending faults list + * @users: user counter to manage the lifetime of the data + * @rcu: rcu head for kfree_rcu() + * @dev: the device that owns this param + * @queue: IOPF queue + * @queue_list: index into queue->devices + * @partial: faults that are part of a Page Request Group for which the last + * request hasn't been submitted yet. + * @faults: holds the pending faults which need response */ struct iommu_fault_param { - iommu_dev_fault_handler_t handler; - void *data; - struct list_head faults; struct mutex lock; + refcount_t users; + struct rcu_head rcu; + + struct device *dev; + struct iopf_queue *queue; + struct list_head queue_list; + + struct list_head partial; + struct list_head faults; }; /** * struct dev_iommu - Collection of per-device IOMMU data * * @fault_param: IOMMU detected device fault reporting data - * @iopf_param: I/O Page Fault queue and data * @fwspec: IOMMU fwspec data * @iommu_dev: IOMMU device this device is linked to * @priv: IOMMU Driver private data @@ -625,8 +719,7 @@ struct iommu_fault_param { */ struct dev_iommu { struct mutex lock; - struct iommu_fault_param *fault_param; - struct iopf_device_param *iopf_param; + struct iommu_fault_param __rcu *fault_param; struct iommu_fwspec *fwspec; struct iommu_device *iommu_dev; void *priv; @@ -655,6 +748,22 @@ static inline struct iommu_device *dev_to_iommu_device(struct device *dev) return (struct iommu_device *)dev_get_drvdata(dev); } +/** + * iommu_get_iommu_dev - Get iommu_device for a device + * @dev: an end-point device + * + * Note that this function must be called from the iommu_ops + * to retrieve the iommu_device for a device, which the core code + * guarentees it will not invoke the op without an attached iommu. + */ +static inline struct iommu_device *__iommu_get_iommu_dev(struct device *dev) +{ + return dev->iommu->iommu_dev; +} + +#define iommu_get_iommu_dev(dev, type, member) \ + container_of(__iommu_get_iommu_dev(dev), type, member) + static inline void iommu_iotlb_gather_init(struct iommu_iotlb_gather *gather) { *gather = (struct iommu_iotlb_gather) { @@ -720,16 +829,6 @@ extern int iommu_group_for_each_dev(struct iommu_group *group, void *data, extern struct iommu_group *iommu_group_get(struct device *dev); extern struct iommu_group *iommu_group_ref_get(struct iommu_group *group); extern void iommu_group_put(struct iommu_group *group); -extern int iommu_register_device_fault_handler(struct device *dev, - iommu_dev_fault_handler_t handler, - void *data); - -extern int iommu_unregister_device_fault_handler(struct device *dev); - -extern int iommu_report_device_fault(struct device *dev, - struct iommu_fault_event *evt); -extern int iommu_page_response(struct device *dev, - struct iommu_page_response *msg); extern int iommu_group_id(struct iommu_group *group); extern struct iommu_domain *iommu_group_default_domain(struct iommu_group *); @@ -906,8 +1005,8 @@ struct iommu_mm_data { int iommu_fwspec_init(struct device *dev, struct fwnode_handle *iommu_fwnode, const struct iommu_ops *ops); void iommu_fwspec_free(struct device *dev); -int iommu_fwspec_add_ids(struct device *dev, u32 *ids, int num_ids); -const struct iommu_ops *iommu_ops_from_fwnode(struct fwnode_handle *fwnode); +int iommu_fwspec_add_ids(struct device *dev, const u32 *ids, int num_ids); +const struct iommu_ops *iommu_ops_from_fwnode(const struct fwnode_handle *fwnode); static inline struct iommu_fwspec *dev_iommu_fwspec_get(struct device *dev) { @@ -949,8 +1048,6 @@ bool iommu_group_dma_owner_claimed(struct iommu_group *group); int iommu_device_claim_dma_owner(struct device *dev, void *owner); void iommu_device_release_dma_owner(struct device *dev); -struct iommu_domain *iommu_sva_domain_alloc(struct device *dev, - struct mm_struct *mm); int iommu_attach_device_pasid(struct iommu_domain *domain, struct device *dev, ioasid_t pasid); void iommu_detach_device_pasid(struct iommu_domain *domain, @@ -1139,31 +1236,6 @@ static inline void iommu_group_put(struct iommu_group *group) { } -static inline -int iommu_register_device_fault_handler(struct device *dev, - iommu_dev_fault_handler_t handler, - void *data) -{ - return -ENODEV; -} - -static inline int iommu_unregister_device_fault_handler(struct device *dev) -{ - return 0; -} - -static inline -int iommu_report_device_fault(struct device *dev, struct iommu_fault_event *evt) -{ - return -ENODEV; -} - -static inline int iommu_page_response(struct device *dev, - struct iommu_page_response *msg) -{ - return -ENODEV; -} - static inline int iommu_group_id(struct iommu_group *group) { return -ENODEV; @@ -1257,7 +1329,7 @@ static inline int iommu_fwspec_add_ids(struct device *dev, u32 *ids, } static inline -const struct iommu_ops *iommu_ops_from_fwnode(struct fwnode_handle *fwnode) +const struct iommu_ops *iommu_ops_from_fwnode(const struct fwnode_handle *fwnode) { return NULL; } @@ -1312,12 +1384,6 @@ static inline int iommu_device_claim_dma_owner(struct device *dev, void *owner) return -ENODEV; } -static inline struct iommu_domain * -iommu_sva_domain_alloc(struct device *dev, struct mm_struct *mm) -{ - return NULL; -} - static inline int iommu_attach_device_pasid(struct iommu_domain *domain, struct device *dev, ioasid_t pasid) { @@ -1344,6 +1410,14 @@ static inline ioasid_t iommu_alloc_global_pasid(struct device *dev) static inline void iommu_free_global_pasid(ioasid_t pasid) {} #endif /* CONFIG_IOMMU_API */ +#if IS_ENABLED(CONFIG_LOCKDEP) && IS_ENABLED(CONFIG_IOMMU_API) +void iommu_group_mutex_assert(struct device *dev); +#else +static inline void iommu_group_mutex_assert(struct device *dev) +{ +} +#endif + /** * iommu_map_sgtable - Map the given buffer to the IOMMU domain * @domain: The IOMMU domain to perform the mapping @@ -1457,11 +1531,13 @@ struct iommu_sva *iommu_sva_bind_device(struct device *dev, struct mm_struct *mm); void iommu_sva_unbind_device(struct iommu_sva *handle); u32 iommu_sva_get_pasid(struct iommu_sva *handle); +struct iommu_domain *iommu_sva_domain_alloc(struct device *dev, + struct mm_struct *mm); #else static inline struct iommu_sva * iommu_sva_bind_device(struct device *dev, struct mm_struct *mm) { - return NULL; + return ERR_PTR(-ENODEV); } static inline void iommu_sva_unbind_device(struct iommu_sva *handle) @@ -1481,6 +1557,68 @@ static inline u32 mm_get_enqcmd_pasid(struct mm_struct *mm) } static inline void mm_pasid_drop(struct mm_struct *mm) {} + +static inline struct iommu_domain * +iommu_sva_domain_alloc(struct device *dev, struct mm_struct *mm) +{ + return NULL; +} #endif /* CONFIG_IOMMU_SVA */ +#ifdef CONFIG_IOMMU_IOPF +int iopf_queue_add_device(struct iopf_queue *queue, struct device *dev); +void iopf_queue_remove_device(struct iopf_queue *queue, struct device *dev); +int iopf_queue_flush_dev(struct device *dev); +struct iopf_queue *iopf_queue_alloc(const char *name); +void iopf_queue_free(struct iopf_queue *queue); +int iopf_queue_discard_partial(struct iopf_queue *queue); +void iopf_free_group(struct iopf_group *group); +void iommu_report_device_fault(struct device *dev, struct iopf_fault *evt); +void iopf_group_response(struct iopf_group *group, + enum iommu_page_response_code status); +#else +static inline int +iopf_queue_add_device(struct iopf_queue *queue, struct device *dev) +{ + return -ENODEV; +} + +static inline void +iopf_queue_remove_device(struct iopf_queue *queue, struct device *dev) +{ +} + +static inline int iopf_queue_flush_dev(struct device *dev) +{ + return -ENODEV; +} + +static inline struct iopf_queue *iopf_queue_alloc(const char *name) +{ + return NULL; +} + +static inline void iopf_queue_free(struct iopf_queue *queue) +{ +} + +static inline int iopf_queue_discard_partial(struct iopf_queue *queue) +{ + return -ENODEV; +} + +static inline void iopf_free_group(struct iopf_group *group) +{ +} + +static inline void +iommu_report_device_fault(struct device *dev, struct iopf_fault *evt) +{ +} + +static inline void iopf_group_response(struct iopf_group *group, + enum iommu_page_response_code status) +{ +} +#endif /* CONFIG_IOMMU_IOPF */ #endif /* __LINUX_IOMMU_H */ diff --git a/include/linux/iosys-map.h b/include/linux/iosys-map.h index e3649a6563..4696abfd31 100644 --- a/include/linux/iosys-map.h +++ b/include/linux/iosys-map.h @@ -34,7 +34,7 @@ * the same driver for allocation, read and write operations. * * Open-coding access to :c:type:`struct iosys_map <iosys_map>` is considered - * bad style. Rather then accessing its fields directly, use one of the provided + * bad style. Rather than accessing its fields directly, use one of the provided * helper functions, or implement your own. For example, instances of * :c:type:`struct iosys_map <iosys_map>` can be initialized statically with * IOSYS_MAP_INIT_VADDR(), or at runtime with iosys_map_set_vaddr(). These diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h index 5e605e384a..383a0ea2ab 100644 --- a/include/linux/ipv6.h +++ b/include/linux/ipv6.h @@ -3,6 +3,7 @@ #define _IPV6_H #include <uapi/linux/ipv6.h> +#include <linux/cache.h> #define ipv6_optlen(p) (((p)->hdrlen+1) << 3) #define ipv6_authlen(p) (((p)->hdrlen+2) << 2) @@ -10,9 +11,16 @@ * This structure contains configuration options per IPv6 link. */ struct ipv6_devconf { - __s32 forwarding; + /* RX & TX fastpath fields. */ + __cacheline_group_begin(ipv6_devconf_read_txrx); + __s32 disable_ipv6; __s32 hop_limit; __s32 mtu6; + __s32 forwarding; + __s32 disable_policy; + __s32 proxy_ndp; + __cacheline_group_end(ipv6_devconf_read_txrx); + __s32 accept_ra; __s32 accept_redirects; __s32 autoconf; @@ -27,6 +35,7 @@ struct ipv6_devconf { __s32 use_tempaddr; __s32 temp_valid_lft; __s32 temp_prefered_lft; + __s32 regen_min_advance; __s32 regen_max_retry; __s32 max_desync_factor; __s32 max_addresses; @@ -44,7 +53,6 @@ struct ipv6_devconf { __s32 accept_ra_rt_info_max_plen; #endif #endif - __s32 proxy_ndp; __s32 accept_source_route; __s32 accept_ra_from_local; #ifdef CONFIG_IPV6_OPTIMISTIC_DAD @@ -54,7 +62,6 @@ struct ipv6_devconf { #ifdef CONFIG_IPV6_MROUTE atomic_t mc_forwarding; #endif - __s32 disable_ipv6; __s32 drop_unicast_in_l2_multicast; __s32 accept_dad; __s32 force_tllao; @@ -75,7 +82,6 @@ struct ipv6_devconf { #endif __u32 enhanced_dad; __u32 addr_gen_mode; - __s32 disable_policy; __s32 ndisc_tclass; __s32 rpl_seg_enabled; __u32 ioam6_id; diff --git a/include/linux/irq.h b/include/linux/irq.h index 90081afa10..97baa937ab 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -179,7 +179,7 @@ struct irq_common_data { struct irq_data { u32 mask; unsigned int irq; - unsigned long hwirq; + irq_hw_number_t hwirq; struct irq_common_data *common; struct irq_chip *chip; struct irq_domain *domain; diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h index ee0a82c605..21ecf582a0 100644 --- a/include/linux/irqdomain.h +++ b/include/linux/irqdomain.h @@ -619,6 +619,23 @@ static inline bool irq_domain_is_msi_device(struct irq_domain *domain) #endif /* CONFIG_IRQ_DOMAIN_HIERARCHY */ +#ifdef CONFIG_GENERIC_MSI_IRQ +int msi_device_domain_alloc_wired(struct irq_domain *domain, unsigned int hwirq, + unsigned int type); +void msi_device_domain_free_wired(struct irq_domain *domain, unsigned int virq); +#else +static inline int msi_device_domain_alloc_wired(struct irq_domain *domain, unsigned int hwirq, + unsigned int type) +{ + WARN_ON_ONCE(1); + return -EINVAL; +} +static inline void msi_device_domain_free_wired(struct irq_domain *domain, unsigned int virq) +{ + WARN_ON_ONCE(1); +} +#endif + #else /* CONFIG_IRQ_DOMAIN */ static inline void irq_dispose_mapping(unsigned int virq) { } static inline struct irq_domain *irq_find_matching_fwnode( diff --git a/include/linux/irqdomain_defs.h b/include/linux/irqdomain_defs.h index c29921fd8c..5c1fe6f1fc 100644 --- a/include/linux/irqdomain_defs.h +++ b/include/linux/irqdomain_defs.h @@ -26,6 +26,8 @@ enum irq_domain_bus_token { DOMAIN_BUS_DMAR, DOMAIN_BUS_AMDVI, DOMAIN_BUS_PCI_DEVICE_IMS, + DOMAIN_BUS_DEVICE_MSI, + DOMAIN_BUS_WIRED_TO_MSI, }; #endif /* _LINUX_IRQDOMAIN_DEFS_H */ diff --git a/include/linux/irqhandler.h b/include/linux/irqhandler.h index c30f454a95..72dd1eb3a0 100644 --- a/include/linux/irqhandler.h +++ b/include/linux/irqhandler.h @@ -8,7 +8,7 @@ */ struct irq_desc; -struct irq_data; + typedef void (*irq_flow_handler_t)(struct irq_desc *desc); #endif diff --git a/include/linux/jiffies.h b/include/linux/jiffies.h index e0ae2a43e0..d9f1435a5a 100644 --- a/include/linux/jiffies.h +++ b/include/linux/jiffies.h @@ -102,12 +102,15 @@ static inline u64 get_jiffies_64(void) } #endif -/* - * These inlines deal with timer wrapping correctly. You are - * strongly encouraged to use them: - * 1. Because people otherwise forget - * 2. Because if the timer wrap changes in future you won't have to - * alter your driver code. +/** + * DOC: General information about time_* inlines + * + * These inlines deal with timer wrapping correctly. You are strongly encouraged + * to use them: + * + * #. Because people otherwise forget + * #. Because if the timer wrap changes in future you won't have to alter your + * driver code. */ /** diff --git a/include/linux/kasan.h b/include/linux/kasan.h index dbb06d789e..70d6a8f6e2 100644 --- a/include/linux/kasan.h +++ b/include/linux/kasan.h @@ -429,7 +429,6 @@ struct kasan_cache { }; size_t kasan_metadata_size(struct kmem_cache *cache, bool in_object); -slab_flags_t kasan_never_merge(void); void kasan_cache_create(struct kmem_cache *cache, unsigned int *size, slab_flags_t *flags); @@ -446,11 +445,6 @@ static inline size_t kasan_metadata_size(struct kmem_cache *cache, { return 0; } -/* And thus nothing prevents cache merging. */ -static inline slab_flags_t kasan_never_merge(void) -{ - return 0; -} /* And no cache-related metadata initialization is required. */ static inline void kasan_cache_create(struct kmem_cache *cache, unsigned int *size, diff --git a/include/linux/kcov.h b/include/linux/kcov.h index b851ba415e..75a2fb8b16 100644 --- a/include/linux/kcov.h +++ b/include/linux/kcov.h @@ -21,6 +21,8 @@ enum kcov_mode { KCOV_MODE_TRACE_PC = 2, /* Collecting comparison operands mode. */ KCOV_MODE_TRACE_CMP = 3, + /* The process owns a KCOV remote reference. */ + KCOV_MODE_REMOTE = 4, }; #define KCOV_IN_CTXSW (1 << 30) @@ -55,21 +57,47 @@ static inline void kcov_remote_start_usb(u64 id) /* * The softirq flavor of kcov_remote_*() functions is introduced as a temporary - * work around for kcov's lack of nested remote coverage sections support in - * task context. Adding support for nested sections is tracked in: - * https://bugzilla.kernel.org/show_bug.cgi?id=210337 + * workaround for KCOV's lack of nested remote coverage sections support. + * + * Adding support is tracked in https://bugzilla.kernel.org/show_bug.cgi?id=210337. + * + * kcov_remote_start_usb_softirq(): + * + * 1. Only collects coverage when called in the softirq context. This allows + * avoiding nested remote coverage collection sections in the task context. + * For example, USB/IP calls usb_hcd_giveback_urb() in the task context + * within an existing remote coverage collection section. Thus, KCOV should + * not attempt to start collecting coverage within the coverage collection + * section in __usb_hcd_giveback_urb() in this case. + * + * 2. Disables interrupts for the duration of the coverage collection section. + * This allows avoiding nested remote coverage collection sections in the + * softirq context (a softirq might occur during the execution of a work in + * the BH workqueue, which runs with in_serving_softirq() > 0). + * For example, usb_giveback_urb_bh() runs in the BH workqueue with + * interrupts enabled, so __usb_hcd_giveback_urb() might be interrupted in + * the middle of its remote coverage collection section, and the interrupt + * handler might invoke __usb_hcd_giveback_urb() again. */ -static inline void kcov_remote_start_usb_softirq(u64 id) +static inline unsigned long kcov_remote_start_usb_softirq(u64 id) { - if (in_serving_softirq()) + unsigned long flags = 0; + + if (in_serving_softirq()) { + local_irq_save(flags); kcov_remote_start_usb(id); + } + + return flags; } -static inline void kcov_remote_stop_softirq(void) +static inline void kcov_remote_stop_softirq(unsigned long flags) { - if (in_serving_softirq()) + if (in_serving_softirq()) { kcov_remote_stop(); + local_irq_restore(flags); + } } #ifdef CONFIG_64BIT @@ -103,8 +131,11 @@ static inline u64 kcov_common_handle(void) } static inline void kcov_remote_start_common(u64 id) {} static inline void kcov_remote_start_usb(u64 id) {} -static inline void kcov_remote_start_usb_softirq(u64 id) {} -static inline void kcov_remote_stop_softirq(void) {} +static inline unsigned long kcov_remote_start_usb_softirq(u64 id) +{ + return 0; +} +static inline void kcov_remote_stop_softirq(unsigned long flags) {} #endif /* CONFIG_KCOV */ #endif /* _LINUX_KCOV_H */ diff --git a/include/linux/kernel.h b/include/linux/kernel.h index d9ad21058e..be2e8c0a18 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -33,20 +33,14 @@ #include <linux/sprintf.h> #include <linux/static_call_types.h> #include <linux/instruction_pointer.h> +#include <linux/wordpart.h> + #include <asm/byteorder.h> #include <uapi/linux/kernel.h> #define STACK_MAGIC 0xdeadbeef -/** - * REPEAT_BYTE - repeat the value @x multiple times as an unsigned long value - * @x: value to repeat - * - * NOTE: @x is not checked for > 0xff; larger values produce odd results. - */ -#define REPEAT_BYTE(x) ((~0ul / 0xff) * (x)) - /* generic data direction definitions */ #define READ 0 #define WRITE 1 @@ -60,34 +54,6 @@ } \ ) -/** - * upper_32_bits - return bits 32-63 of a number - * @n: the number we're accessing - * - * A basic shift-right of a 64- or 32-bit quantity. Use this to suppress - * the "right shift count >= width of type" warning when that quantity is - * 32-bits. - */ -#define upper_32_bits(n) ((u32)(((n) >> 16) >> 16)) - -/** - * lower_32_bits - return bits 0-31 of a number - * @n: the number we're accessing - */ -#define lower_32_bits(n) ((u32)((n) & 0xffffffff)) - -/** - * upper_16_bits - return bits 16-31 of a number - * @n: the number we're accessing - */ -#define upper_16_bits(n) ((u16)((n) >> 16)) - -/** - * lower_16_bits - return bits 0-15 of a number - * @n: the number we're accessing - */ -#define lower_16_bits(n) ((u16)((n) & 0xffff)) - struct completion; struct user; @@ -199,12 +165,6 @@ static inline void might_fault(void) { } void do_exit(long error_code) __noreturn; -extern int get_option(char **str, int *pint); -extern char *get_options(const char *str, int nints, int *ints); -extern unsigned long long memparse(const char *ptr, char **retptr); -extern bool parse_option_str(const char *str, const char *option); -extern char *next_arg(char *args, char **param, char **val); - extern int core_kernel_text(unsigned long addr); extern int __kernel_text_address(unsigned long addr); extern int kernel_text_address(unsigned long addr); @@ -255,6 +215,7 @@ enum ftrace_dump_mode { DUMP_NONE, DUMP_ALL, DUMP_ORIG, + DUMP_PARAM, }; #ifdef CONFIG_TRACING diff --git a/include/linux/kernfs.h b/include/linux/kernfs.h index e857a150ba..87c79d076d 100644 --- a/include/linux/kernfs.h +++ b/include/linux/kernfs.h @@ -206,22 +206,22 @@ struct kernfs_node { const void *ns; /* namespace tag */ unsigned int hash; /* ns + name hash */ + unsigned short flags; + umode_t mode; + union { struct kernfs_elem_dir dir; struct kernfs_elem_symlink symlink; struct kernfs_elem_attr attr; }; - void *priv; - /* * 64bit unique ID. On 64bit ino setups, id is the ino. On 32bit, * the low 32bits are ino and upper generation. */ u64 id; - unsigned short flags; - umode_t mode; + void *priv; struct kernfs_iattrs *iattr; struct rcu_head rcu; diff --git a/include/linux/kexec.h b/include/linux/kexec.h index 400cb6c021..f31bd304df 100644 --- a/include/linux/kexec.h +++ b/include/linux/kexec.h @@ -15,7 +15,8 @@ #if !defined(__ASSEMBLY__) -#include <linux/crash_core.h> +#include <linux/vmcore_info.h> +#include <linux/crash_reserve.h> #include <asm/io.h> #include <linux/range.h> @@ -31,6 +32,7 @@ extern note_buf_t __percpu *crash_notes; #include <linux/module.h> #include <linux/highmem.h> #include <asm/kexec.h> +#include <linux/crash_core.h> /* Verify architecture specific macros are defined */ @@ -378,13 +380,6 @@ extern struct page *kimage_alloc_control_pages(struct kimage *image, static inline int machine_kexec_post_load(struct kimage *image) { return 0; } #endif -extern void __crash_kexec(struct pt_regs *); -extern void crash_kexec(struct pt_regs *); -int kexec_should_crash(struct task_struct *); -int kexec_crash_loaded(void); -void crash_save_cpu(struct pt_regs *regs, int cpu); -extern int kimage_crash_copy_vmcoreinfo(struct kimage *image); - extern struct kimage *kexec_image; extern struct kimage *kexec_crash_image; @@ -408,24 +403,6 @@ bool kexec_load_permitted(int kexec_image_type); /* flag to track if kexec reboot is in progress */ extern bool kexec_in_progress; -int crash_shrink_memory(unsigned long new_size); -ssize_t crash_get_memory_size(void); - -#ifndef arch_kexec_protect_crashkres -/* - * Protection mechanism for crashkernel reserved memory after - * the kdump kernel is loaded. - * - * Provide an empty default implementation here -- architecture - * code may override this - */ -static inline void arch_kexec_protect_crashkres(void) { } -#endif - -#ifndef arch_kexec_unprotect_crashkres -static inline void arch_kexec_unprotect_crashkres(void) { } -#endif - #ifndef page_to_boot_pfn static inline unsigned long page_to_boot_pfn(struct page *page) { @@ -482,30 +459,10 @@ static inline int arch_kexec_post_alloc_pages(void *vaddr, unsigned int pages, g static inline void arch_kexec_pre_free_pages(void *vaddr, unsigned int pages) { } #endif -#ifndef arch_crash_handle_hotplug_event -static inline void arch_crash_handle_hotplug_event(struct kimage *image) { } -#endif - -int crash_check_update_elfcorehdr(void); - -#ifndef crash_hotplug_cpu_support -static inline int crash_hotplug_cpu_support(void) { return 0; } -#endif - -#ifndef crash_hotplug_memory_support -static inline int crash_hotplug_memory_support(void) { return 0; } -#endif - -#ifndef crash_get_elfcorehdr_size -static inline unsigned int crash_get_elfcorehdr_size(void) { return 0; } -#endif - extern bool kexec_file_dbg_print; -#define kexec_dprintk(fmt, ...) \ - printk("%s" fmt, \ - kexec_file_dbg_print ? KERN_INFO : KERN_DEBUG, \ - ##__VA_ARGS__) +#define kexec_dprintk(fmt, arg...) \ + do { if (kexec_file_dbg_print) pr_info(fmt, ##arg); } while (0) #else /* !CONFIG_KEXEC_CORE */ struct pt_regs; diff --git a/include/linux/kobject.h b/include/linux/kobject.h index c30affcc43..c8219505a7 100644 --- a/include/linux/kobject.h +++ b/include/linux/kobject.h @@ -38,7 +38,7 @@ extern char uevent_helper[]; #endif /* counter to tag the uevent, read only except for the kobject core */ -extern u64 uevent_seqnum; +extern atomic64_t uevent_seqnum; /* * The actions here must match the index to the string array diff --git a/include/linux/kprobes.h b/include/linux/kprobes.h index 0ff44d6633..5fcbc254d1 100644 --- a/include/linux/kprobes.h +++ b/include/linux/kprobes.h @@ -378,11 +378,15 @@ static inline void wait_for_kprobe_optimizer(void) { } extern void kprobe_ftrace_handler(unsigned long ip, unsigned long parent_ip, struct ftrace_ops *ops, struct ftrace_regs *fregs); extern int arch_prepare_kprobe_ftrace(struct kprobe *p); +/* Set when ftrace has been killed: kprobes on ftrace must be disabled for safety */ +extern bool kprobe_ftrace_disabled __read_mostly; +extern void kprobe_ftrace_kill(void); #else static inline int arch_prepare_kprobe_ftrace(struct kprobe *p) { return -EINVAL; } +static inline void kprobe_ftrace_kill(void) {} #endif /* CONFIG_KPROBES_ON_FTRACE */ /* Get the kprobe at this addr (if any) - called with preemption disabled */ @@ -495,6 +499,9 @@ static inline void kprobe_flush_task(struct task_struct *tk) static inline void kprobe_free_init_mem(void) { } +static inline void kprobe_ftrace_kill(void) +{ +} static inline int disable_kprobe(struct kprobe *kp) { return -EOPNOTSUPP; diff --git a/include/linux/ksm.h b/include/linux/ksm.h index 7e2b1de399..f4692ec361 100644 --- a/include/linux/ksm.h +++ b/include/linux/ksm.h @@ -33,16 +33,27 @@ void __ksm_exit(struct mm_struct *mm); */ #define is_ksm_zero_pte(pte) (is_zero_pfn(pte_pfn(pte)) && pte_dirty(pte)) -extern unsigned long ksm_zero_pages; +extern atomic_long_t ksm_zero_pages; + +static inline void ksm_map_zero_page(struct mm_struct *mm) +{ + atomic_long_inc(&ksm_zero_pages); + atomic_long_inc(&mm->ksm_zero_pages); +} static inline void ksm_might_unmap_zero_page(struct mm_struct *mm, pte_t pte) { if (is_ksm_zero_pte(pte)) { - ksm_zero_pages--; - mm->ksm_zero_pages--; + atomic_long_dec(&ksm_zero_pages); + atomic_long_dec(&mm->ksm_zero_pages); } } +static inline long mm_ksm_zero_pages(struct mm_struct *mm) +{ + return atomic_long_read(&mm->ksm_zero_pages); +} + static inline int ksm_fork(struct mm_struct *mm, struct mm_struct *oldmm) { int ret; diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index 179df96b20..48f31dcd31 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -148,6 +148,11 @@ static inline bool kvm_is_error_hva(unsigned long addr) #endif +static inline bool kvm_is_error_gpa(gpa_t gpa) +{ + return gpa == INVALID_GPA; +} + #define KVM_ERR_PTR_BAD_PAGE (ERR_PTR(-ENOENT)) static inline bool is_error_page(struct page *page) @@ -238,7 +243,6 @@ struct kvm_async_pf { struct list_head link; struct list_head queue; struct kvm_vcpu *vcpu; - struct mm_struct *mm; gpa_t cr2_or_gpa; unsigned long addr; struct kvm_arch_async_pf arch; @@ -1319,21 +1323,12 @@ void kvm_vcpu_mark_page_dirty(struct kvm_vcpu *vcpu, gfn_t gfn); * * @gpc: struct gfn_to_pfn_cache object. * @kvm: pointer to kvm instance. - * @vcpu: vCPU to be used for marking pages dirty and to be woken on - * invalidation. - * @usage: indicates if the resulting host physical PFN is used while - * the @vcpu is IN_GUEST_MODE (in which case invalidation of - * the cache from MMU notifiers---but not for KVM memslot - * changes!---will also force @vcpu to exit the guest and - * refresh the cache); and/or if the PFN used directly - * by KVM (and thus needs a kernel virtual mapping). * * This sets up a gfn_to_pfn_cache by initializing locks and assigning the * immutable attributes. Note, the cache must be zero-allocated (or zeroed by * the caller before init). */ -void kvm_gpc_init(struct gfn_to_pfn_cache *gpc, struct kvm *kvm, - struct kvm_vcpu *vcpu, enum pfn_cache_usage usage); +void kvm_gpc_init(struct gfn_to_pfn_cache *gpc, struct kvm *kvm); /** * kvm_gpc_activate - prepare a cached kernel mapping and HPA for a given guest @@ -1354,6 +1349,22 @@ void kvm_gpc_init(struct gfn_to_pfn_cache *gpc, struct kvm *kvm, int kvm_gpc_activate(struct gfn_to_pfn_cache *gpc, gpa_t gpa, unsigned long len); /** + * kvm_gpc_activate_hva - prepare a cached kernel mapping and HPA for a given HVA. + * + * @gpc: struct gfn_to_pfn_cache object. + * @hva: userspace virtual address to map. + * @len: sanity check; the range being access must fit a single page. + * + * @return: 0 for success. + * -EINVAL for a mapping which would cross a page boundary. + * -EFAULT for an untranslatable guest physical address. + * + * The semantics of this function are the same as those of kvm_gpc_activate(). It + * merely bypasses a layer of address translation. + */ +int kvm_gpc_activate_hva(struct gfn_to_pfn_cache *gpc, unsigned long hva, unsigned long len); + +/** * kvm_gpc_check - check validity of a gfn_to_pfn_cache. * * @gpc: struct gfn_to_pfn_cache object. @@ -1399,6 +1410,16 @@ int kvm_gpc_refresh(struct gfn_to_pfn_cache *gpc, unsigned long len); */ void kvm_gpc_deactivate(struct gfn_to_pfn_cache *gpc); +static inline bool kvm_gpc_is_gpa_active(struct gfn_to_pfn_cache *gpc) +{ + return gpc->active && !kvm_is_error_gpa(gpc->gpa); +} + +static inline bool kvm_gpc_is_hva_active(struct gfn_to_pfn_cache *gpc) +{ + return gpc->active && kvm_is_error_gpa(gpc->gpa); +} + void kvm_sigset_activate(struct kvm_vcpu *vcpu); void kvm_sigset_deactivate(struct kvm_vcpu *vcpu); @@ -1505,9 +1526,10 @@ bool kvm_arch_vcpu_in_kernel(struct kvm_vcpu *vcpu); int kvm_arch_vcpu_should_kick(struct kvm_vcpu *vcpu); bool kvm_arch_dy_runnable(struct kvm_vcpu *vcpu); bool kvm_arch_dy_has_pending_interrupt(struct kvm_vcpu *vcpu); +bool kvm_arch_vcpu_preempted_in_kernel(struct kvm_vcpu *vcpu); int kvm_arch_post_init_vm(struct kvm *kvm); void kvm_arch_pre_destroy_vm(struct kvm *kvm); -int kvm_arch_create_vm_debugfs(struct kvm *kvm); +void kvm_arch_create_vm_debugfs(struct kvm *kvm); #ifndef __KVM_HAVE_ARCH_VM_ALLOC /* @@ -1788,11 +1810,21 @@ static inline hpa_t pfn_to_hpa(kvm_pfn_t pfn) return (hpa_t)pfn << PAGE_SHIFT; } -static inline bool kvm_is_error_gpa(struct kvm *kvm, gpa_t gpa) +static inline bool kvm_is_gpa_in_memslot(struct kvm *kvm, gpa_t gpa) { unsigned long hva = gfn_to_hva(kvm, gpa_to_gfn(gpa)); - return kvm_is_error_hva(hva); + return !kvm_is_error_hva(hva); +} + +static inline void kvm_gpc_mark_dirty_in_slot(struct gfn_to_pfn_cache *gpc) +{ + lockdep_assert_held(&gpc->lock); + + if (!gpc->memslot) + return; + + mark_page_dirty_in_slot(gpc->kvm, gpc->memslot, gpa_to_gfn(gpc->gpa)); } enum kvm_stat_kind { diff --git a/include/linux/kvm_types.h b/include/linux/kvm_types.h index 9d1f7835d8..d93f6522b2 100644 --- a/include/linux/kvm_types.h +++ b/include/linux/kvm_types.h @@ -49,12 +49,6 @@ typedef u64 hfn_t; typedef hfn_t kvm_pfn_t; -enum pfn_cache_usage { - KVM_GUEST_USES_PFN = BIT(0), - KVM_HOST_USES_PFN = BIT(1), - KVM_GUEST_AND_HOST_USE_PFN = KVM_GUEST_USES_PFN | KVM_HOST_USES_PFN, -}; - struct gfn_to_hva_cache { u64 generation; gpa_t gpa; @@ -69,13 +63,11 @@ struct gfn_to_pfn_cache { unsigned long uhva; struct kvm_memory_slot *memslot; struct kvm *kvm; - struct kvm_vcpu *vcpu; struct list_head list; rwlock_t lock; struct mutex refresh_lock; void *khva; kvm_pfn_t pfn; - enum pfn_cache_usage usage; bool active; bool valid; }; diff --git a/include/linux/led-class-flash.h b/include/linux/led-class-flash.h index 612b4cab38..36df927ec4 100644 --- a/include/linux/led-class-flash.h +++ b/include/linux/led-class-flash.h @@ -85,7 +85,6 @@ static inline struct led_classdev_flash *lcdev_to_flcdev( return container_of(lcdev, struct led_classdev_flash, led_cdev); } -#if IS_ENABLED(CONFIG_LEDS_CLASS_FLASH) /** * led_classdev_flash_register_ext - register a new object of LED class with * init data and with support for flash LEDs @@ -116,29 +115,6 @@ int devm_led_classdev_flash_register_ext(struct device *parent, void devm_led_classdev_flash_unregister(struct device *parent, struct led_classdev_flash *fled_cdev); -#else - -static inline int led_classdev_flash_register_ext(struct device *parent, - struct led_classdev_flash *fled_cdev, - struct led_init_data *init_data) -{ - return 0; -} - -static inline void led_classdev_flash_unregister(struct led_classdev_flash *fled_cdev) {}; -static inline int devm_led_classdev_flash_register_ext(struct device *parent, - struct led_classdev_flash *fled_cdev, - struct led_init_data *init_data) -{ - return 0; -} - -static inline void devm_led_classdev_flash_unregister(struct device *parent, - struct led_classdev_flash *fled_cdev) -{}; - -#endif /* IS_ENABLED(CONFIG_LEDS_CLASS_FLASH) */ - static inline int led_classdev_flash_register(struct device *parent, struct led_classdev_flash *fled_cdev) { diff --git a/include/linux/led-class-multicolor.h b/include/linux/led-class-multicolor.h index 210d57bcd7..db9f34c673 100644 --- a/include/linux/led-class-multicolor.h +++ b/include/linux/led-class-multicolor.h @@ -30,7 +30,6 @@ static inline struct led_classdev_mc *lcdev_to_mccdev( return container_of(led_cdev, struct led_classdev_mc, led_cdev); } -#if IS_ENABLED(CONFIG_LEDS_CLASS_MULTICOLOR) /** * led_classdev_multicolor_register_ext - register a new object of led_classdev * class with support for multicolor LEDs @@ -64,34 +63,6 @@ int devm_led_classdev_multicolor_register_ext(struct device *parent, void devm_led_classdev_multicolor_unregister(struct device *parent, struct led_classdev_mc *mcled_cdev); -#else - -static inline int led_classdev_multicolor_register_ext(struct device *parent, - struct led_classdev_mc *mcled_cdev, - struct led_init_data *init_data) -{ - return 0; -} - -static inline void led_classdev_multicolor_unregister(struct led_classdev_mc *mcled_cdev) {}; -static inline int led_mc_calc_color_components(struct led_classdev_mc *mcled_cdev, - enum led_brightness brightness) -{ - return 0; -} - -static inline int devm_led_classdev_multicolor_register_ext(struct device *parent, - struct led_classdev_mc *mcled_cdev, - struct led_init_data *init_data) -{ - return 0; -} - -static inline void devm_led_classdev_multicolor_unregister(struct device *parent, - struct led_classdev_mc *mcled_cdev) -{}; - -#endif /* IS_ENABLED(CONFIG_LEDS_CLASS_MULTICOLOR) */ static inline int led_classdev_multicolor_register(struct device *parent, struct led_classdev_mc *mcled_cdev) diff --git a/include/linux/leds-expresswire.h b/include/linux/leds-expresswire.h new file mode 100644 index 0000000000..a422921f41 --- /dev/null +++ b/include/linux/leds-expresswire.h @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Shared library for Kinetic's ExpressWire protocol. + * This protocol works by pulsing the ExpressWire IC's control GPIO. + * ktd2692 and ktd2801 are known to use this protocol. + */ + +#ifndef _LEDS_EXPRESSWIRE_H +#define _LEDS_EXPRESSWIRE_H + +#include <linux/types.h> + +struct gpio_desc; + +struct expresswire_timing { + unsigned long poweroff_us; + unsigned long detect_delay_us; + unsigned long detect_us; + unsigned long data_start_us; + unsigned long end_of_data_low_us; + unsigned long end_of_data_high_us; + unsigned long short_bitset_us; + unsigned long long_bitset_us; +}; + +struct expresswire_common_props { + struct gpio_desc *ctrl_gpio; + struct expresswire_timing timing; +}; + +void expresswire_power_off(struct expresswire_common_props *props); +void expresswire_enable(struct expresswire_common_props *props); +void expresswire_start(struct expresswire_common_props *props); +void expresswire_end(struct expresswire_common_props *props); +void expresswire_set_bit(struct expresswire_common_props *props, bool bit); +void expresswire_write_u8(struct expresswire_common_props *props, u8 val); + +#endif /* _LEDS_EXPRESSWIRE_H */ diff --git a/include/linux/leds.h b/include/linux/leds.h index 4754b02d3a..db6b114bb3 100644 --- a/include/linux/leds.h +++ b/include/linux/leds.h @@ -82,15 +82,7 @@ struct led_init_data { bool devname_mandatory; }; -#if IS_ENABLED(CONFIG_NEW_LEDS) enum led_default_state led_init_default_state_get(struct fwnode_handle *fwnode); -#else -static inline enum led_default_state -led_init_default_state_get(struct fwnode_handle *fwnode) -{ - return LEDS_DEFSTATE_OFF; -} -#endif struct led_hw_trigger_type { int dummy; @@ -279,20 +271,9 @@ static inline int led_classdev_register(struct device *parent, return led_classdev_register_ext(parent, led_cdev, NULL); } -#if IS_ENABLED(CONFIG_LEDS_CLASS) int devm_led_classdev_register_ext(struct device *parent, struct led_classdev *led_cdev, struct led_init_data *init_data); -#else -static inline int -devm_led_classdev_register_ext(struct device *parent, - struct led_classdev *led_cdev, - struct led_init_data *init_data) -{ - return 0; -} -#endif - static inline int devm_led_classdev_register(struct device *parent, struct led_classdev *led_cdev) { @@ -658,7 +639,7 @@ struct gpio_led_platform_data { gpio_blink_set_t gpio_blink_set; }; -#ifdef CONFIG_NEW_LEDS +#ifdef CONFIG_LEDS_GPIO_REGISTER struct platform_device *gpio_led_register_device( int id, const struct gpio_led_platform_data *pdata); #else diff --git a/include/linux/list.h b/include/linux/list.h index 059aa1fff4..5f4b0a39cf 100644 --- a/include/linux/list.h +++ b/include/linux/list.h @@ -766,7 +766,7 @@ static inline size_t list_count_nodes(struct list_head *head) * @member: the name of the list_head within the struct. */ #define list_entry_is_head(pos, head, member) \ - (&pos->member == (head)) + list_is_head(&pos->member, (head)) /** * list_for_each_entry - iterate over list of given type @@ -1195,4 +1195,19 @@ static inline void hlist_splice_init(struct hlist_head *from, pos && ({ n = pos->member.next; 1; }); \ pos = hlist_entry_safe(n, typeof(*pos), member)) +/** + * hlist_count_nodes - count nodes in the hlist + * @head: the head for your hlist. + */ +static inline size_t hlist_count_nodes(struct hlist_head *head) +{ + struct hlist_node *pos; + size_t count = 0; + + hlist_for_each(pos, head) + count++; + + return count; +} + #endif diff --git a/include/linux/list_lru.h b/include/linux/list_lru.h index 7675a48a07..792b67ceb6 100644 --- a/include/linux/list_lru.h +++ b/include/linux/list_lru.h @@ -24,6 +24,8 @@ enum lru_status { LRU_SKIP, /* item cannot be locked, skip */ LRU_RETRY, /* item not freeable. May drop the lock internally, but has to return locked. */ + LRU_STOP, /* stop lru list walking. May drop the lock + internally, but has to return locked. */ }; struct list_lru_one { @@ -62,8 +64,6 @@ int __list_lru_init(struct list_lru *lru, bool memcg_aware, #define list_lru_init(lru) \ __list_lru_init((lru), false, NULL, NULL) -#define list_lru_init_key(lru, key) \ - __list_lru_init((lru), false, (key), NULL) #define list_lru_init_memcg(lru, shrinker) \ __list_lru_init((lru), true, NULL, shrinker) @@ -170,22 +170,6 @@ static inline unsigned long list_lru_count(struct list_lru *lru) void list_lru_isolate(struct list_lru_one *list, struct list_head *item); void list_lru_isolate_move(struct list_lru_one *list, struct list_head *item, struct list_head *head); -/** - * list_lru_putback: undo list_lru_isolate - * @lru: the lru pointer. - * @item: the item to put back. - * @nid: the node id of the sublist to put the item back to. - * @memcg: the cgroup of the sublist to put the item back to. - * - * Put back an isolated item into its original LRU. Note that unlike - * list_lru_add, this does not increment the node LRU count (as - * list_lru_isolate does not originally decrement this count). - * - * Since we might have dropped the LRU lock in between, recompute list_lru_one - * from the node's id and memcg. - */ -void list_lru_putback(struct list_lru *lru, struct list_head *item, int nid, - struct mem_cgroup *memcg); typedef enum lru_status (*list_lru_walk_cb)(struct list_head *item, struct list_lru_one *list, spinlock_t *lock, void *cb_arg); diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h index 9f565416d1..1b95fe3105 100644 --- a/include/linux/lockd/lockd.h +++ b/include/linux/lockd/lockd.h @@ -375,12 +375,12 @@ static inline int nlm_privileged_requester(const struct svc_rqst *rqstp) static inline int nlm_compare_locks(const struct file_lock *fl1, const struct file_lock *fl2) { - return file_inode(fl1->fl_file) == file_inode(fl2->fl_file) - && fl1->fl_pid == fl2->fl_pid - && fl1->fl_owner == fl2->fl_owner + return file_inode(fl1->c.flc_file) == file_inode(fl2->c.flc_file) + && fl1->c.flc_pid == fl2->c.flc_pid + && fl1->c.flc_owner == fl2->c.flc_owner && fl1->fl_start == fl2->fl_start && fl1->fl_end == fl2->fl_end - &&(fl1->fl_type == fl2->fl_type || fl2->fl_type == F_UNLCK); + &&(fl1->c.flc_type == fl2->c.flc_type || fl2->c.flc_type == F_UNLCK); } extern const struct lock_manager_operations nlmsvc_lock_operations; diff --git a/include/linux/lockd/xdr.h b/include/linux/lockd/xdr.h index b60fbcd8cd..80cca94267 100644 --- a/include/linux/lockd/xdr.h +++ b/include/linux/lockd/xdr.h @@ -52,7 +52,7 @@ struct nlm_lock { * FreeBSD uses 16, Apple Mac OS X 10.3 uses 20. Therefore we set it to * 32 bytes. */ - + struct nlm_cookie { unsigned char data[NLM_MAXCOOKIELEN]; diff --git a/include/linux/lsm_hook_defs.h b/include/linux/lsm_hook_defs.h index f9b5baf1b5..7e539f6f8c 100644 --- a/include/linux/lsm_hook_defs.h +++ b/include/linux/lsm_hook_defs.h @@ -94,6 +94,8 @@ LSM_HOOK(int, 0, path_mkdir, const struct path *dir, struct dentry *dentry, LSM_HOOK(int, 0, path_rmdir, const struct path *dir, struct dentry *dentry) LSM_HOOK(int, 0, path_mknod, const struct path *dir, struct dentry *dentry, umode_t mode, unsigned int dev) +LSM_HOOK(void, LSM_RET_VOID, path_post_mknod, struct mnt_idmap *idmap, + struct dentry *dentry) LSM_HOOK(int, 0, path_truncate, const struct path *path) LSM_HOOK(int, 0, path_symlink, const struct path *dir, struct dentry *dentry, const char *old_name) @@ -119,6 +121,8 @@ LSM_HOOK(int, 0, inode_init_security_anon, struct inode *inode, const struct qstr *name, const struct inode *context_inode) LSM_HOOK(int, 0, inode_create, struct inode *dir, struct dentry *dentry, umode_t mode) +LSM_HOOK(void, LSM_RET_VOID, inode_post_create_tmpfile, struct mnt_idmap *idmap, + struct inode *inode) LSM_HOOK(int, 0, inode_link, struct dentry *old_dentry, struct inode *dir, struct dentry *new_dentry) LSM_HOOK(int, 0, inode_unlink, struct inode *dir, struct dentry *dentry) @@ -135,7 +139,10 @@ LSM_HOOK(int, 0, inode_readlink, struct dentry *dentry) LSM_HOOK(int, 0, inode_follow_link, struct dentry *dentry, struct inode *inode, bool rcu) LSM_HOOK(int, 0, inode_permission, struct inode *inode, int mask) -LSM_HOOK(int, 0, inode_setattr, struct dentry *dentry, struct iattr *attr) +LSM_HOOK(int, 0, inode_setattr, struct mnt_idmap *idmap, struct dentry *dentry, + struct iattr *attr) +LSM_HOOK(void, LSM_RET_VOID, inode_post_setattr, struct mnt_idmap *idmap, + struct dentry *dentry, int ia_valid) LSM_HOOK(int, 0, inode_getattr, const struct path *path) LSM_HOOK(int, 0, inode_setxattr, struct mnt_idmap *idmap, struct dentry *dentry, const char *name, const void *value, @@ -146,12 +153,18 @@ LSM_HOOK(int, 0, inode_getxattr, struct dentry *dentry, const char *name) LSM_HOOK(int, 0, inode_listxattr, struct dentry *dentry) LSM_HOOK(int, 0, inode_removexattr, struct mnt_idmap *idmap, struct dentry *dentry, const char *name) +LSM_HOOK(void, LSM_RET_VOID, inode_post_removexattr, struct dentry *dentry, + const char *name) LSM_HOOK(int, 0, inode_set_acl, struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name, struct posix_acl *kacl) +LSM_HOOK(void, LSM_RET_VOID, inode_post_set_acl, struct dentry *dentry, + const char *acl_name, struct posix_acl *kacl) LSM_HOOK(int, 0, inode_get_acl, struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name) LSM_HOOK(int, 0, inode_remove_acl, struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name) +LSM_HOOK(void, LSM_RET_VOID, inode_post_remove_acl, struct mnt_idmap *idmap, + struct dentry *dentry, const char *acl_name) LSM_HOOK(int, 0, inode_need_killpriv, struct dentry *dentry) LSM_HOOK(int, 0, inode_killpriv, struct mnt_idmap *idmap, struct dentry *dentry) @@ -168,6 +181,7 @@ LSM_HOOK(int, 0, kernfs_init_security, struct kernfs_node *kn_dir, struct kernfs_node *kn) LSM_HOOK(int, 0, file_permission, struct file *file, int mask) LSM_HOOK(int, 0, file_alloc_security, struct file *file) +LSM_HOOK(void, LSM_RET_VOID, file_release, struct file *file) LSM_HOOK(void, LSM_RET_VOID, file_free_security, struct file *file) LSM_HOOK(int, 0, file_ioctl, struct file *file, unsigned int cmd, unsigned long arg) @@ -186,6 +200,7 @@ LSM_HOOK(int, 0, file_send_sigiotask, struct task_struct *tsk, struct fown_struct *fown, int sig) LSM_HOOK(int, 0, file_receive, struct file *file) LSM_HOOK(int, 0, file_open, struct file *file) +LSM_HOOK(int, 0, file_post_open, struct file *file, int mask) LSM_HOOK(int, 0, file_truncate, struct file *file) LSM_HOOK(int, 0, task_alloc, struct task_struct *task, unsigned long clone_flags) @@ -390,11 +405,14 @@ LSM_HOOK(void, LSM_RET_VOID, key_free, struct key *key) LSM_HOOK(int, 0, key_permission, key_ref_t key_ref, const struct cred *cred, enum key_need_perm need_perm) LSM_HOOK(int, 0, key_getsecurity, struct key *key, char **buffer) +LSM_HOOK(void, LSM_RET_VOID, key_post_create_or_update, struct key *keyring, + struct key *key, const void *payload, size_t payload_len, + unsigned long flags, bool create) #endif /* CONFIG_KEYS */ #ifdef CONFIG_AUDIT LSM_HOOK(int, 0, audit_rule_init, u32 field, u32 op, char *rulestr, - void **lsmrule) + void **lsmrule, gfp_t gfp) LSM_HOOK(int, 0, audit_rule_known, struct audit_krule *krule) LSM_HOOK(int, 0, audit_rule_match, u32 secid, u32 field, u32 op, void *lsmrule) LSM_HOOK(void, LSM_RET_VOID, audit_rule_free, void *lsmrule) @@ -404,10 +422,17 @@ LSM_HOOK(void, LSM_RET_VOID, audit_rule_free, void *lsmrule) LSM_HOOK(int, 0, bpf, int cmd, union bpf_attr *attr, unsigned int size) LSM_HOOK(int, 0, bpf_map, struct bpf_map *map, fmode_t fmode) LSM_HOOK(int, 0, bpf_prog, struct bpf_prog *prog) -LSM_HOOK(int, 0, bpf_map_alloc_security, struct bpf_map *map) -LSM_HOOK(void, LSM_RET_VOID, bpf_map_free_security, struct bpf_map *map) -LSM_HOOK(int, 0, bpf_prog_alloc_security, struct bpf_prog_aux *aux) -LSM_HOOK(void, LSM_RET_VOID, bpf_prog_free_security, struct bpf_prog_aux *aux) +LSM_HOOK(int, 0, bpf_map_create, struct bpf_map *map, union bpf_attr *attr, + struct bpf_token *token) +LSM_HOOK(void, LSM_RET_VOID, bpf_map_free, struct bpf_map *map) +LSM_HOOK(int, 0, bpf_prog_load, struct bpf_prog *prog, union bpf_attr *attr, + struct bpf_token *token) +LSM_HOOK(void, LSM_RET_VOID, bpf_prog_free, struct bpf_prog *prog) +LSM_HOOK(int, 0, bpf_token_create, struct bpf_token *token, union bpf_attr *attr, + struct path *path) +LSM_HOOK(void, LSM_RET_VOID, bpf_token_free, struct bpf_token *token) +LSM_HOOK(int, 0, bpf_token_cmd, const struct bpf_token *token, enum bpf_cmd cmd) +LSM_HOOK(int, 0, bpf_token_capable, const struct bpf_token *token, int cap) #endif /* CONFIG_BPF_SYSCALL */ LSM_HOOK(int, 0, locked_down, enum lockdown_reason what) diff --git a/include/linux/marvell_phy.h b/include/linux/marvell_phy.h index 9b54c4f067..693eba9869 100644 --- a/include/linux/marvell_phy.h +++ b/include/linux/marvell_phy.h @@ -26,6 +26,7 @@ #define MARVELL_PHY_ID_88E2110 0x002b09b0 #define MARVELL_PHY_ID_88X2222 0x01410f10 #define MARVELL_PHY_ID_88Q2110 0x002b0980 +#define MARVELL_PHY_ID_88Q2220 0x002b0b20 /* Marvel 88E1111 in Finisar SFP module with modified PHY ID */ #define MARVELL_PHY_ID_88E1111_FINISAR 0x01ff0cc0 diff --git a/include/linux/mdio.h b/include/linux/mdio.h index 79ceee3c86..68f8d2e970 100644 --- a/include/linux/mdio.h +++ b/include/linux/mdio.h @@ -373,6 +373,10 @@ static inline void mii_t1_adv_m_mod_linkmode_t(unsigned long *advertising, u32 l { linkmode_mod_bit(ETHTOOL_LINK_MODE_10baseT1L_Full_BIT, advertising, lpa & MDIO_AN_T1_ADV_M_B10L); + linkmode_mod_bit(ETHTOOL_LINK_MODE_100baseT1_Full_BIT, + advertising, lpa & MDIO_AN_T1_ADV_M_100BT1); + linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT1_Full_BIT, + advertising, lpa & MDIO_AN_T1_ADV_M_1000BT1); } /** @@ -409,6 +413,10 @@ static inline u32 linkmode_adv_to_mii_t1_adv_m_t(unsigned long *advertising) if (linkmode_test_bit(ETHTOOL_LINK_MODE_10baseT1L_Full_BIT, advertising)) result |= MDIO_AN_T1_ADV_M_B10L; + if (linkmode_test_bit(ETHTOOL_LINK_MODE_100baseT1_Full_BIT, advertising)) + result |= MDIO_AN_T1_ADV_M_100BT1; + if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT1_Full_BIT, advertising)) + result |= MDIO_AN_T1_ADV_M_1000BT1; return result; } @@ -440,6 +448,42 @@ static inline void mii_eee_cap1_mod_linkmode_t(unsigned long *adv, u32 val) } /** + * mii_eee_cap2_mod_linkmode_sup_t() + * @adv: target the linkmode settings + * @val: register value + * + * A function that translates value of following registers to the linkmode: + * IEEE 802.3-2022 45.2.3.11 "EEE control and capability 2" register (3.21) + */ +static inline void mii_eee_cap2_mod_linkmode_sup_t(unsigned long *adv, u32 val) +{ + linkmode_mod_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, + adv, val & MDIO_EEE_2_5GT); + linkmode_mod_bit(ETHTOOL_LINK_MODE_5000baseT_Full_BIT, + adv, val & MDIO_EEE_5GT); +} + +/** + * mii_eee_cap2_mod_linkmode_adv_t() + * @adv: target the linkmode advertisement settings + * @val: register value + * + * A function that translates value of following registers to the linkmode: + * IEEE 802.3-2022 45.2.7.16 "EEE advertisement 2" register (7.62) + * IEEE 802.3-2022 45.2.7.17 "EEE link partner ability 2" register (7.63) + * Note: Currently this function is the same as mii_eee_cap2_mod_linkmode_sup_t. + * For certain, not yet supported, modes however the bits differ. + * Therefore create separate functions already. + */ +static inline void mii_eee_cap2_mod_linkmode_adv_t(unsigned long *adv, u32 val) +{ + linkmode_mod_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, + adv, val & MDIO_EEE_2_5GT); + linkmode_mod_bit(ETHTOOL_LINK_MODE_5000baseT_Full_BIT, + adv, val & MDIO_EEE_5GT); +} + +/** * linkmode_to_mii_eee_cap1_t() * @adv: the linkmode advertisement settings * @@ -467,6 +511,25 @@ static inline u32 linkmode_to_mii_eee_cap1_t(unsigned long *adv) } /** + * linkmode_to_mii_eee_cap2_t() + * @adv: the linkmode advertisement settings + * + * A function that translates linkmode to value for IEEE 802.3-2022 45.2.7.16 + * "EEE advertisement 2" register (7.62) + */ +static inline u32 linkmode_to_mii_eee_cap2_t(unsigned long *adv) +{ + u32 result = 0; + + if (linkmode_test_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT, adv)) + result |= MDIO_EEE_2_5GT; + if (linkmode_test_bit(ETHTOOL_LINK_MODE_5000baseT_Full_BIT, adv)) + result |= MDIO_EEE_5GT; + + return result; +} + +/** * mii_10base_t1_adv_mod_linkmode_t() * @adv: linkmode advertisement settings * @val: register value diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index 20ff87f8e0..394fd0a887 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -14,6 +14,7 @@ #include <linux/vm_event_item.h> #include <linux/hardirq.h> #include <linux/jump_label.h> +#include <linux/kernel.h> #include <linux/page_counter.h> #include <linux/vmpressure.h> #include <linux/eventfd.h> @@ -712,18 +713,16 @@ static inline void mem_cgroup_uncharge(struct folio *folio) __mem_cgroup_uncharge(folio); } -void __mem_cgroup_uncharge_list(struct list_head *page_list); -static inline void mem_cgroup_uncharge_list(struct list_head *page_list) +void __mem_cgroup_uncharge_folios(struct folio_batch *folios); +static inline void mem_cgroup_uncharge_folios(struct folio_batch *folios) { if (mem_cgroup_disabled()) return; - __mem_cgroup_uncharge_list(page_list); + __mem_cgroup_uncharge_folios(folios); } void mem_cgroup_cancel_charge(struct mem_cgroup *memcg, unsigned int nr_pages); - void mem_cgroup_replace_folio(struct folio *old, struct folio *new); - void mem_cgroup_migrate(struct folio *old, struct folio *new); /** @@ -1162,7 +1161,7 @@ static inline void memcg_memory_event_mm(struct mm_struct *mm, rcu_read_unlock(); } -void split_page_memcg(struct page *head, unsigned int nr); +void split_page_memcg(struct page *head, int old_order, int new_order); unsigned long mem_cgroup_soft_limit_reclaim(pg_data_t *pgdat, int order, gfp_t gfp_mask, @@ -1294,7 +1293,7 @@ static inline void mem_cgroup_uncharge(struct folio *folio) { } -static inline void mem_cgroup_uncharge_list(struct list_head *page_list) +static inline void mem_cgroup_uncharge_folios(struct folio_batch *folios) { } @@ -1620,7 +1619,7 @@ void count_memcg_event_mm(struct mm_struct *mm, enum vm_event_item idx) { } -static inline void split_page_memcg(struct page *head, unsigned int nr) +static inline void split_page_memcg(struct page *head, int old_order, int new_order) { } @@ -1694,18 +1693,18 @@ static inline struct lruvec *folio_lruvec_relock_irq(struct folio *folio, return folio_lruvec_lock_irq(folio); } -/* Don't lock again iff page's lruvec locked */ -static inline struct lruvec *folio_lruvec_relock_irqsave(struct folio *folio, - struct lruvec *locked_lruvec, unsigned long *flags) +/* Don't lock again iff folio's lruvec locked */ +static inline void folio_lruvec_relock_irqsave(struct folio *folio, + struct lruvec **lruvecp, unsigned long *flags) { - if (locked_lruvec) { - if (folio_matches_lruvec(folio, locked_lruvec)) - return locked_lruvec; + if (*lruvecp) { + if (folio_matches_lruvec(folio, *lruvecp)) + return; - unlock_page_lruvec_irqrestore(locked_lruvec, *flags); + unlock_page_lruvec_irqrestore(*lruvecp, *flags); } - return folio_lruvec_lock_irqsave(folio, flags); + *lruvecp = folio_lruvec_lock_irqsave(folio, flags); } #ifdef CONFIG_CGROUP_WRITEBACK diff --git a/include/linux/memory.h b/include/linux/memory.h index f53cfdaaaa..c0afee5d12 100644 --- a/include/linux/memory.h +++ b/include/linux/memory.h @@ -96,8 +96,17 @@ int set_memory_block_size_order(unsigned int order); #define MEM_GOING_ONLINE (1<<3) #define MEM_CANCEL_ONLINE (1<<4) #define MEM_CANCEL_OFFLINE (1<<5) +#define MEM_PREPARE_ONLINE (1<<6) +#define MEM_FINISH_OFFLINE (1<<7) struct memory_notify { + /* + * The altmap_start_pfn and altmap_nr_pages fields are designated for + * specifying the altmap range and are exclusively intended for use in + * MEM_PREPARE_ONLINE/MEM_FINISH_OFFLINE notifiers. + */ + unsigned long altmap_start_pfn; + unsigned long altmap_nr_pages; unsigned long start_pfn; unsigned long nr_pages; int status_change_nid_normal; @@ -114,6 +123,7 @@ struct mem_section; #define DEFAULT_CALLBACK_PRI 0 #define SLAB_CALLBACK_PRI 1 #define HMAT_CALLBACK_PRI 2 +#define CXL_CALLBACK_PRI 5 #define MM_COMPUTE_BATCH_PRI 10 #define CPUSET_CALLBACK_PRI 10 #define MEMTIER_HOTPLUG_PRI 100 diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h index 7d20765834..7a9ff46460 100644 --- a/include/linux/memory_hotplug.h +++ b/include/linux/memory_hotplug.h @@ -106,6 +106,22 @@ typedef int __bitwise mhp_t; * implies the node id (nid). */ #define MHP_NID_IS_MGID ((__force mhp_t)BIT(2)) +/* + * The hotplugged memory is completely inaccessible while the memory is + * offline. The memory provider will handle MEM_PREPARE_ONLINE / + * MEM_FINISH_OFFLINE notifications and make the memory accessible. + * + * This flag is only relevant when used along with MHP_MEMMAP_ON_MEMORY, + * because the altmap cannot be written (e.g., poisoned) when adding + * memory -- before it is set online. + * + * This allows for adding memory with an altmap that is not currently + * made available by a hypervisor. When onlining that memory, the + * hypervisor can be instructed to make that memory available, and + * the onlining phase will not require any memory allocations, which is + * helpful in low-memory situations. + */ +#define MHP_OFFLINE_INACCESSIBLE ((__force mhp_t)BIT(3)) /* * Extended parameters for memory hotplug: @@ -121,6 +137,7 @@ struct mhp_params { bool mhp_range_allowed(u64 start, u64 size, bool need_mapping); struct range mhp_get_pluggable_range(bool need_mapping); +bool mhp_supports_memmap_on_memory(void); /* * Zone resizing functions @@ -154,7 +171,7 @@ extern void adjust_present_page_count(struct page *page, long nr_pages); /* VM interface that may be used by firmware interface */ extern int mhp_init_memmap_on_memory(unsigned long pfn, unsigned long nr_pages, - struct zone *zone); + struct zone *zone, bool mhp_off_inaccessible); extern void mhp_deinit_memmap_on_memory(unsigned long pfn, unsigned long nr_pages); extern int online_pages(unsigned long pfn, unsigned long nr_pages, struct zone *zone, struct memory_group *group); @@ -262,6 +279,11 @@ static inline bool movable_node_is_enabled(void) return false; } +static inline bool mhp_supports_memmap_on_memory(void) +{ + return false; +} + static inline void pgdat_kswapd_lock(pg_data_t *pgdat) {} static inline void pgdat_kswapd_unlock(pg_data_t *pgdat) {} static inline void pgdat_kswapd_lock_init(pg_data_t *pgdat) {} diff --git a/include/linux/mempool.h b/include/linux/mempool.h index 7be1e32e6d..16c5cc807f 100644 --- a/include/linux/mempool.h +++ b/include/linux/mempool.h @@ -95,6 +95,19 @@ static inline mempool_t *mempool_create_kmalloc_pool(int min_nr, size_t size) (void *) size); } +void *mempool_kvmalloc(gfp_t gfp_mask, void *pool_data); +void mempool_kvfree(void *element, void *pool_data); + +static inline int mempool_init_kvmalloc_pool(mempool_t *pool, int min_nr, size_t size) +{ + return mempool_init(pool, min_nr, mempool_kvmalloc, mempool_kvfree, (void *) size); +} + +static inline mempool_t *mempool_create_kvmalloc_pool(int min_nr, size_t size) +{ + return mempool_create(min_nr, mempool_kvmalloc, mempool_kvfree, (void *) size); +} + /* * A mempool_alloc_t and mempool_free_t for a simple page allocator that * allocates pages of the order specified by pool_data diff --git a/include/linux/memremap.h b/include/linux/memremap.h index 744c830f4b..3f7143ade3 100644 --- a/include/linux/memremap.h +++ b/include/linux/memremap.h @@ -25,6 +25,7 @@ struct vmem_altmap { unsigned long free; unsigned long align; unsigned long alloc; + bool inaccessible; }; /* @@ -108,7 +109,7 @@ struct dev_pagemap_ops { * @altmap: pre-allocated/reserved memory for vmemmap allocations * @ref: reference count that pins the devm_memremap_pages() mapping * @done: completion for @ref - * @type: memory type: see MEMORY_* in memory_hotplug.h + * @type: memory type: see MEMORY_* above in memremap.h * @flags: PGMAP_* flags to specify defailed behavior * @vmemmap_shift: structural definition of how the vmemmap page metadata * is populated, specifically the metadata page order. diff --git a/include/linux/mfd/cs42l43.h b/include/linux/mfd/cs42l43.h index cf8263aab4..2239d8585e 100644 --- a/include/linux/mfd/cs42l43.h +++ b/include/linux/mfd/cs42l43.h @@ -6,20 +6,21 @@ * Cirrus Logic International Semiconductor Ltd. */ +#ifndef CS42L43_CORE_EXT_H +#define CS42L43_CORE_EXT_H + #include <linux/completion.h> -#include <linux/device.h> -#include <linux/gpio/consumer.h> #include <linux/mutex.h> #include <linux/regmap.h> #include <linux/regulator/consumer.h> -#include <linux/soundwire/sdw.h> #include <linux/workqueue.h> -#ifndef CS42L43_CORE_EXT_H -#define CS42L43_CORE_EXT_H - #define CS42L43_N_SUPPLIES 3 +struct device; +struct gpio_desc; +struct sdw_slave; + enum cs42l43_irq_numbers { CS42L43_PLL_LOST_LOCK, CS42L43_PLL_READY, diff --git a/include/linux/mfd/da9055/pdata.h b/include/linux/mfd/da9055/pdata.h index d3f126990a..137a2b0675 100644 --- a/include/linux/mfd/da9055/pdata.h +++ b/include/linux/mfd/da9055/pdata.h @@ -7,7 +7,6 @@ #define DA9055_MAX_REGULATORS 8 struct da9055; -struct gpio_desc; enum gpio_select { NO_GPIO = 0, @@ -24,16 +23,6 @@ struct da9055_pdata { /* Enable RTC in RESET Mode */ bool reset_enable; /* - * GPI muxed pin to control - * regulator state A/B, 0 if not available. - */ - int *gpio_ren; - /* - * GPI muxed pin to control - * regulator set, 0 if not available. - */ - int *gpio_rsel; - /* * Regulator mode control bits value (GPI offset) that * controls the regulator state, 0 if not available. */ @@ -43,7 +32,5 @@ struct da9055_pdata { * controls the regulator set A/B, 0 if not available. */ enum gpio_select *reg_rsel; - /* GPIO descriptors to enable regulator, NULL if not available */ - struct gpio_desc **ena_gpiods; }; #endif /* __DA9055_PDATA_H */ diff --git a/include/linux/mfd/idtRC38xxx_reg.h b/include/linux/mfd/idtRC38xxx_reg.h new file mode 100644 index 0000000000..ec11872f51 --- /dev/null +++ b/include/linux/mfd/idtRC38xxx_reg.h @@ -0,0 +1,273 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Register Map - Based on PolarBear_CSRs.RevA.xlsx (2023-04-21) + * + * Copyright (C) 2023 Integrated Device Technology, Inc., a Renesas Company. + */ +#ifndef MFD_IDTRC38XXX_REG +#define MFD_IDTRC38XXX_REG + +/* GLOBAL */ +#define SOFT_RESET_CTRL (0x15) /* Specific to FC3W */ +#define MISC_CTRL (0x14) /* Specific to FC3A */ +#define APLL_REINIT BIT(1) +#define APLL_REINIT_VFC3A BIT(2) + +#define DEVICE_ID (0x2) +#define DEVICE_ID_MASK (0x1000) /* Bit 12 is 1 if FC3W and 0 if FC3A */ +#define DEVICE_ID_SHIFT (12) + +/* FOD */ +#define FOD_0 (0x300) +#define FOD_0_VFC3A (0x400) +#define FOD_1 (0x340) +#define FOD_1_VFC3A (0x440) +#define FOD_2 (0x380) +#define FOD_2_VFC3A (0x480) + +/* TDCAPLL */ +#define TDC_CTRL (0x44a) /* Specific to FC3W */ +#define TDC_ENABLE_CTRL (0x169) /* Specific to FC3A */ +#define TDC_DAC_CAL_CTRL (0x16a) /* Specific to FC3A */ +#define TDC_EN BIT(0) +#define TDC_DAC_RECAL_REQ BIT(1) +#define TDC_DAC_RECAL_REQ_VFC3A BIT(0) + +#define TDC_FB_DIV_INT_CNFG (0x442) +#define TDC_FB_DIV_INT_CNFG_VFC3A (0x162) +#define TDC_FB_DIV_INT_MASK GENMASK(7, 0) +#define TDC_REF_DIV_CNFG (0x443) +#define TDC_REF_DIV_CNFG_VFC3A (0x163) +#define TDC_REF_DIV_CONFIG_MASK GENMASK(2, 0) + +/* TIME SYNC CHANNEL */ +#define TIME_CLOCK_SRC (0xa01) /* Specific to FC3W */ +#define TIME_CLOCK_COUNT (0xa00) /* Specific to FC3W */ +#define TIME_CLOCK_COUNT_MASK GENMASK(5, 0) + +#define SUB_SYNC_GEN_CNFG (0xa04) + +#define TOD_COUNTER_READ_REQ (0xa5f) +#define TOD_COUNTER_READ_REQ_VFC3A (0x6df) +#define TOD_SYNC_LOAD_VAL_CTRL (0xa10) +#define TOD_SYNC_LOAD_VAL_CTRL_VFC3A (0x690) +#define SYNC_COUNTER_MASK GENMASK_ULL(51, 0) +#define SUB_SYNC_COUNTER_MASK GENMASK(30, 0) +#define TOD_SYNC_LOAD_REQ_CTRL (0xa21) +#define TOD_SYNC_LOAD_REQ_CTRL_VFC3A (0x6a1) +#define SYNC_LOAD_ENABLE BIT(1) +#define SUB_SYNC_LOAD_ENABLE BIT(0) +#define SYNC_LOAD_REQ BIT(0) + +#define LPF_MODE_CNFG (0xa80) +#define LPF_MODE_CNFG_VFC3A (0x700) +enum lpf_mode { + LPF_DISABLED = 0, + LPF_WP = 1, + LPF_HOLDOVER = 2, + LPF_WF = 3, + LPF_INVALID = 4 +}; +#define LPF_CTRL (0xa98) +#define LPF_CTRL_VFC3A (0x718) +#define LPF_EN BIT(0) + +#define LPF_BW_CNFG (0xa81) +#define LPF_BW_SHIFT GENMASK(7, 3) +#define LPF_BW_MULT GENMASK(2, 0) +#define LPF_BW_SHIFT_DEFAULT (0xb) +#define LPF_BW_MULT_DEFAULT (0x0) +#define LPF_BW_SHIFT_1PPS (0x5) + +#define LPF_WR_PHASE_CTRL (0xaa8) +#define LPF_WR_PHASE_CTRL_VFC3A (0x728) +#define LPF_WR_FREQ_CTRL (0xab0) +#define LPF_WR_FREQ_CTRL_VFC3A (0x730) + +#define TIME_CLOCK_TDC_FANOUT_CNFG (0xB00) +#define TIME_SYNC_TO_TDC_EN BIT(0) +#define SIG1_MUX_SEL_MASK GENMASK(7, 4) +#define SIG2_MUX_SEL_MASK GENMASK(11, 8) +enum tdc_mux_sel { + REF0 = 0, + REF1 = 1, + REF2 = 2, + REF3 = 3, + REF_CLK5 = 4, + REF_CLK6 = 5, + DPLL_FB_TO_TDC = 6, + DPLL_FB_DIVIDED_TO_TDC = 7, + TIME_CLK_DIVIDED = 8, + TIME_SYNC = 9, +}; + +#define TIME_CLOCK_MEAS_CNFG (0xB04) +#define TDC_MEAS_MODE BIT(0) +enum tdc_meas_mode { + CONTINUOUS = 0, + ONE_SHOT = 1, + MEAS_MODE_INVALID = 2, +}; + +#define TIME_CLOCK_MEAS_DIV_CNFG (0xB08) +#define TIME_REF_DIV_MASK GENMASK(29, 24) + +#define TIME_CLOCK_MEAS_CTRL (0xB10) +#define TDC_MEAS_EN BIT(0) +#define TDC_MEAS_START BIT(1) + +#define TDC_FIFO_READ_REQ (0xB2F) +#define TDC_FIFO_READ (0xB30) +#define COARSE_MEAS_MASK GENMASK_ULL(39, 13) +#define FINE_MEAS_MASK GENMASK(12, 0) + +#define TDC_FIFO_CTRL (0xB12) +#define FIFO_CLEAR BIT(0) +#define TDC_FIFO_STS (0xB38) +#define FIFO_FULL BIT(1) +#define FIFO_EMPTY BIT(0) +#define TDC_FIFO_EVENT (0xB39) +#define FIFO_OVERRUN BIT(1) + +/* DPLL */ +#define MAX_REFERENCE_INDEX (3) +#define MAX_NUM_REF_PRIORITY (4) + +#define MAX_DPLL_INDEX (2) + +#define DPLL_STS (0x580) +#define DPLL_STS_VFC3A (0x571) +#define DPLL_STATE_STS_MASK (0x70) +#define DPLL_STATE_STS_SHIFT (4) +#define DPLL_REF_SEL_STS_MASK (0x6) +#define DPLL_REF_SEL_STS_SHIFT (1) + +#define DPLL_REF_PRIORITY_CNFG (0x502) +#define DPLL_REFX_PRIORITY_DISABLE_MASK (0xf) +#define DPLL_REF0_PRIORITY_ENABLE_AND_SET_MASK (0x31) +#define DPLL_REF1_PRIORITY_ENABLE_AND_SET_MASK (0xc2) +#define DPLL_REF2_PRIORITY_ENABLE_AND_SET_MASK (0x304) +#define DPLL_REF3_PRIORITY_ENABLE_AND_SET_MASK (0xc08) +#define DPLL_REF0_PRIORITY_SHIFT (4) +#define DPLL_REF1_PRIORITY_SHIFT (6) +#define DPLL_REF2_PRIORITY_SHIFT (8) +#define DPLL_REF3_PRIORITY_SHIFT (10) + +enum dpll_state { + DPLL_STATE_MIN = 0, + DPLL_STATE_FREERUN = DPLL_STATE_MIN, + DPLL_STATE_LOCKED = 1, + DPLL_STATE_HOLDOVER = 2, + DPLL_STATE_WRITE_FREQUENCY = 3, + DPLL_STATE_ACQUIRE = 4, + DPLL_STATE_HITLESS_SWITCH = 5, + DPLL_STATE_MAX = DPLL_STATE_HITLESS_SWITCH +}; + +/* REFMON */ +#define LOSMON_STS_0 (0x81e) +#define LOSMON_STS_0_VFC3A (0x18e) +#define LOSMON_STS_1 (0x82e) +#define LOSMON_STS_1_VFC3A (0x19e) +#define LOSMON_STS_2 (0x83e) +#define LOSMON_STS_2_VFC3A (0x1ae) +#define LOSMON_STS_3 (0x84e) +#define LOSMON_STS_3_VFC3A (0x1be) +#define LOS_STS_MASK (0x1) + +#define FREQMON_STS_0 (0x874) +#define FREQMON_STS_0_VFC3A (0x1d4) +#define FREQMON_STS_1 (0x894) +#define FREQMON_STS_1_VFC3A (0x1f4) +#define FREQMON_STS_2 (0x8b4) +#define FREQMON_STS_2_VFC3A (0x214) +#define FREQMON_STS_3 (0x8d4) +#define FREQMON_STS_3_VFC3A (0x234) +#define FREQ_FAIL_STS_SHIFT (31) + +/* Firmware interface */ +#define TIME_CLK_FREQ_ADDR (0xffa0) +#define XTAL_FREQ_ADDR (0xffa1) + +/* + * Return register address and field mask based on passed in firmware version + */ +#define IDTFC3_FW_REG(FW, VER, REG) (((FW) < (VER)) ? (REG) : (REG##_##VER)) +#define IDTFC3_FW_FIELD(FW, VER, FIELD) (((FW) < (VER)) ? (FIELD) : (FIELD##_##VER)) +enum fw_version { + V_DEFAULT = 0, + VFC3W = 1, + VFC3A = 2 +}; + +/* XTAL_FREQ_ADDR/TIME_CLK_FREQ_ADDR */ +enum { + FREQ_MIN = 0, + FREQ_25M = 1, + FREQ_49_152M = 2, + FREQ_50M = 3, + FREQ_100M = 4, + FREQ_125M = 5, + FREQ_250M = 6, + FREQ_MAX +}; + +struct idtfc3_hw_param { + u32 xtal_freq; + u32 time_clk_freq; +}; + +struct idtfc3_fwrc { + u8 hiaddr; + u8 loaddr; + u8 value; + u8 reserved; +} __packed; + +static inline void idtfc3_default_hw_param(struct idtfc3_hw_param *hw_param) +{ + hw_param->xtal_freq = 49152000; + hw_param->time_clk_freq = 25000000; +} + +static inline int idtfc3_set_hw_param(struct idtfc3_hw_param *hw_param, + u16 addr, u8 val) +{ + if (addr == XTAL_FREQ_ADDR) + switch (val) { + case FREQ_49_152M: + hw_param->xtal_freq = 49152000; + break; + case FREQ_50M: + hw_param->xtal_freq = 50000000; + break; + default: + return -EINVAL; + } + else if (addr == TIME_CLK_FREQ_ADDR) + switch (val) { + case FREQ_25M: + hw_param->time_clk_freq = 25000000; + break; + case FREQ_50M: + hw_param->time_clk_freq = 50000000; + break; + case FREQ_100M: + hw_param->time_clk_freq = 100000000; + break; + case FREQ_125M: + hw_param->time_clk_freq = 125000000; + break; + case FREQ_250M: + hw_param->time_clk_freq = 250000000; + break; + default: + return -EINVAL; + } + else + return -EFAULT; + + return 0; +} + +#endif diff --git a/include/linux/mfd/lp8788.h b/include/linux/mfd/lp8788.h index 3d5c480d58..51b47966a0 100644 --- a/include/linux/mfd/lp8788.h +++ b/include/linux/mfd/lp8788.h @@ -10,7 +10,6 @@ #ifndef __MFD_LP8788_H__ #define __MFD_LP8788_H__ -#include <linux/gpio.h> #include <linux/irqdomain.h> #include <linux/pwm.h> #include <linux/regmap.h> @@ -159,21 +158,17 @@ struct lp8788; /* * lp8788_buck1_dvs - * @gpio : gpio pin number for dvs control * @vsel : dvs selector for buck v1 register */ struct lp8788_buck1_dvs { - int gpio; enum lp8788_dvs_sel vsel; }; /* * lp8788_buck2_dvs - * @gpio : two gpio pin numbers are used for dvs * @vsel : dvs selector for buck v2 register */ struct lp8788_buck2_dvs { - int gpio[LP8788_NUM_BUCK2_DVS]; enum lp8788_dvs_sel vsel; }; @@ -268,8 +263,8 @@ struct lp8788_vib_platform_data { * @buck_data : regulator initial data for buck * @dldo_data : regulator initial data for digital ldo * @aldo_data : regulator initial data for analog ldo - * @buck1_dvs : gpio configurations for buck1 dvs - * @buck2_dvs : gpio configurations for buck2 dvs + * @buck1_dvs : configurations for buck1 dvs + * @buck2_dvs : configurations for buck2 dvs * @chg_pdata : platform data for charger driver * @alarm_sel : rtc alarm selection (1 or 2) * @bl_pdata : configurable data for backlight driver diff --git a/include/linux/mfd/max8997.h b/include/linux/mfd/max8997.h index 6193905abb..5c2cc11034 100644 --- a/include/linux/mfd/max8997.h +++ b/include/linux/mfd/max8997.h @@ -178,7 +178,6 @@ struct max8997_platform_data { * */ bool ignore_gpiodvs_side_effect; - int buck125_gpios[3]; /* GPIO of [0]SET1, [1]SET2, [2]SET3 */ int buck125_default_idx; /* Default value of SET1, 2, 3 */ unsigned int buck1_voltage[8]; /* buckx_voltage in uV */ bool buck1_gpiodvs; diff --git a/include/linux/mfd/max8998.h b/include/linux/mfd/max8998.h index 79c020bd0c..a054e55c86 100644 --- a/include/linux/mfd/max8998.h +++ b/include/linux/mfd/max8998.h @@ -65,10 +65,7 @@ struct max8998_regulator_data { * be other than the preset values. * @buck1_voltage: BUCK1 DVS mode 1 voltage registers * @buck2_voltage: BUCK2 DVS mode 2 voltage registers - * @buck1_set1: BUCK1 gpio pin 1 to set output voltage - * @buck1_set2: BUCK1 gpio pin 2 to set output voltage * @buck1_default_idx: Default for BUCK1 gpio pin 1, 2 - * @buck2_set3: BUCK2 gpio pin to set output voltage * @buck2_default_idx: Default for BUCK2 gpio pin. * @wakeup: Allow to wake up from suspend * @rtc_delay: LP3974 RTC chip bug that requires delay after a register @@ -91,10 +88,7 @@ struct max8998_platform_data { bool buck_voltage_lock; int buck1_voltage[4]; int buck2_voltage[2]; - int buck1_set1; - int buck1_set2; int buck1_default_idx; - int buck2_set3; int buck2_default_idx; bool wakeup; bool rtc_delay; diff --git a/include/linux/mfd/sun4i-gpadc.h b/include/linux/mfd/sun4i-gpadc.h index ea0ccf33a4..021f820f9d 100644 --- a/include/linux/mfd/sun4i-gpadc.h +++ b/include/linux/mfd/sun4i-gpadc.h @@ -81,8 +81,8 @@ #define SUN4I_GPADC_TEMP_DATA 0x20 #define SUN4I_GPADC_DATA 0x24 -#define SUN4I_GPADC_IRQ_FIFO_DATA 0 -#define SUN4I_GPADC_IRQ_TEMP_DATA 1 +#define SUN4I_GPADC_IRQ_FIFO_DATA 1 +#define SUN4I_GPADC_IRQ_TEMP_DATA 2 /* 10s delay before suspending the IP */ #define SUN4I_GPADC_AUTOSUSPEND_DELAY 10000 diff --git a/include/linux/mfd/syscon.h b/include/linux/mfd/syscon.h index fecc2fa2a3..c315903f6d 100644 --- a/include/linux/mfd/syscon.h +++ b/include/linux/mfd/syscon.h @@ -17,20 +17,17 @@ struct device_node; #ifdef CONFIG_MFD_SYSCON -extern struct regmap *device_node_to_regmap(struct device_node *np); -extern struct regmap *syscon_node_to_regmap(struct device_node *np); -extern struct regmap *syscon_regmap_lookup_by_compatible(const char *s); -extern struct regmap *syscon_regmap_lookup_by_phandle( - struct device_node *np, - const char *property); -extern struct regmap *syscon_regmap_lookup_by_phandle_args( - struct device_node *np, - const char *property, - int arg_count, - unsigned int *out_args); -extern struct regmap *syscon_regmap_lookup_by_phandle_optional( - struct device_node *np, - const char *property); +struct regmap *device_node_to_regmap(struct device_node *np); +struct regmap *syscon_node_to_regmap(struct device_node *np); +struct regmap *syscon_regmap_lookup_by_compatible(const char *s); +struct regmap *syscon_regmap_lookup_by_phandle(struct device_node *np, + const char *property); +struct regmap *syscon_regmap_lookup_by_phandle_args(struct device_node *np, + const char *property, + int arg_count, + unsigned int *out_args); +struct regmap *syscon_regmap_lookup_by_phandle_optional(struct device_node *np, + const char *property); #else static inline struct regmap *device_node_to_regmap(struct device_node *np) { diff --git a/include/linux/mfd/twl.h b/include/linux/mfd/twl.h index c062d91a67..85dc406173 100644 --- a/include/linux/mfd/twl.h +++ b/include/linux/mfd/twl.h @@ -461,6 +461,7 @@ static inline int twl6030_mmc_card_detect(struct device *dev, int slot) #define TWL4030_PM_MASTER_GLOBAL_TST 0xb6 +#define TWL6030_PHOENIX_DEV_ON 0x06 /*----------------------------------------------------------------------*/ /* Power bus message definitions */ diff --git a/include/linux/mhi.h b/include/linux/mhi.h index d0f9b522f3..77b8c0a266 100644 --- a/include/linux/mhi.h +++ b/include/linux/mhi.h @@ -320,12 +320,7 @@ struct mhi_controller_config { * @hw_ev_rings: Number of hardware event rings * @sw_ev_rings: Number of software event rings * @nr_irqs: Number of IRQ allocated by bus master (required) - * @family_number: MHI controller family number - * @device_number: MHI controller device number - * @major_version: MHI controller major revision number - * @minor_version: MHI controller minor revision number * @serial_number: MHI controller serial number obtained from BHI - * @oem_pk_hash: MHI controller OEM PK Hash obtained from BHI * @mhi_event: MHI event ring configurations table * @mhi_cmd: MHI command ring configurations table * @mhi_ctxt: MHI device context, shared memory between host and device @@ -369,15 +364,6 @@ struct mhi_controller_config { * Fields marked as (required) need to be populated by the controller driver * before calling mhi_register_controller(). For the fields marked as (optional) * they can be populated depending on the usecase. - * - * The following fields are present for the purpose of implementing any device - * specific quirks or customizations for specific MHI revisions used in device - * by the controller drivers. The MHI stack will just populate these fields - * during mhi_register_controller(): - * family_number - * device_number - * major_version - * minor_version */ struct mhi_controller { struct device *cntrl_dev; @@ -408,12 +394,7 @@ struct mhi_controller { u32 hw_ev_rings; u32 sw_ev_rings; u32 nr_irqs; - u32 family_number; - u32 device_number; - u32 major_version; - u32 minor_version; u32 serial_number; - u32 oem_pk_hash[MHI_MAX_OEM_PK_HASH_SEGMENTS]; struct mhi_event *mhi_event; struct mhi_cmd *mhi_cmd; diff --git a/include/linux/min_heap.h b/include/linux/min_heap.h index 4407783738..d52daf4586 100644 --- a/include/linux/min_heap.h +++ b/include/linux/min_heap.h @@ -35,31 +35,33 @@ static __always_inline void min_heapify(struct min_heap *heap, int pos, const struct min_heap_callbacks *func) { - void *left, *right, *parent, *smallest; + void *left, *right; void *data = heap->data; + void *root = data + pos * func->elem_size; + int i = pos, j; + /* Find the sift-down path all the way to the leaves. */ for (;;) { - if (pos * 2 + 1 >= heap->nr) + if (i * 2 + 2 >= heap->nr) break; + left = data + (i * 2 + 1) * func->elem_size; + right = data + (i * 2 + 2) * func->elem_size; + i = func->less(left, right) ? i * 2 + 1 : i * 2 + 2; + } - left = data + ((pos * 2 + 1) * func->elem_size); - parent = data + (pos * func->elem_size); - smallest = parent; - if (func->less(left, smallest)) - smallest = left; - - if (pos * 2 + 2 < heap->nr) { - right = data + ((pos * 2 + 2) * func->elem_size); - if (func->less(right, smallest)) - smallest = right; - } - if (smallest == parent) - break; - func->swp(smallest, parent); - if (smallest == left) - pos = (pos * 2) + 1; - else - pos = (pos * 2) + 2; + /* Special case for the last leaf with no sibling. */ + if (i * 2 + 2 == heap->nr) + i = i * 2 + 1; + + /* Backtrack to the correct location. */ + while (i != pos && func->less(root, data + i * func->elem_size)) + i = (i - 1) / 2; + + /* Shift the element into its correct place. */ + j = i; + while (i != pos) { + i = (i - 1) / 2; + func->swp(data + i * func->elem_size, data + j * func->elem_size); } } @@ -70,7 +72,7 @@ void min_heapify_all(struct min_heap *heap, { int i; - for (i = heap->nr / 2; i >= 0; i--) + for (i = heap->nr / 2 - 1; i >= 0; i--) min_heapify(heap, i, func); } diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h index 38d425a187..80452bd982 100644 --- a/include/linux/mlx5/driver.h +++ b/include/linux/mlx5/driver.h @@ -823,6 +823,7 @@ struct mlx5_core_dev { struct blocking_notifier_head macsec_nh; #endif u64 num_ipsec_offloads; + struct mlx5_sd *sd; }; struct mlx5_db { diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index 486b749205..5e5a9c6774 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -10253,7 +10253,9 @@ struct mlx5_ifc_mcam_access_reg_bits { u8 mcqi[0x1]; u8 mcqs[0x1]; - u8 regs_95_to_87[0x9]; + u8 regs_95_to_90[0x6]; + u8 mpir[0x1]; + u8 regs_88_to_87[0x2]; u8 mpegc[0x1]; u8 mtutc[0x1]; u8 regs_84_to_68[0x11]; @@ -10265,9 +10267,9 @@ struct mlx5_ifc_mcam_access_reg_bits { u8 mfrl[0x1]; u8 regs_39_to_32[0x8]; - u8 regs_31_to_10[0x16]; + u8 regs_31_to_11[0x15]; u8 mtmp[0x1]; - u8 regs_8_to_0[0x9]; + u8 regs_9_to_0[0xa]; }; struct mlx5_ifc_mcam_access_reg_bits1 { @@ -10663,6 +10665,7 @@ enum { MLX5_INITIAL_SEG_NIC_INTERFACE_FULL_DRIVER = 0x0, MLX5_INITIAL_SEG_NIC_INTERFACE_DISABLED = 0x1, MLX5_INITIAL_SEG_NIC_INTERFACE_NO_DRAM_NIC = 0x2, + MLX5_INITIAL_SEG_NIC_INTERFACE_SW_RESET = 0x7, }; enum { @@ -12674,6 +12677,11 @@ struct mlx5_ifc_modify_page_track_obj_in_bits { struct mlx5_ifc_page_track_bits obj_context; }; +struct mlx5_ifc_query_page_track_obj_out_bits { + struct mlx5_ifc_general_obj_out_cmd_hdr_bits general_obj_out_cmd_hdr; + struct mlx5_ifc_page_track_bits obj_context; +}; + struct mlx5_ifc_msecq_reg_bits { u8 reserved_at_0[0x20]; @@ -12707,6 +12715,14 @@ enum mlx5_msees_oper_status { MLX5_MSEES_OPER_STATUS_FAIL_FREE_RUNNING = 0x5, }; +enum mlx5_msees_failure_reason { + MLX5_MSEES_FAILURE_REASON_UNDEFINED_ERROR = 0x0, + MLX5_MSEES_FAILURE_REASON_PORT_DOWN = 0x1, + MLX5_MSEES_FAILURE_REASON_TOO_HIGH_FREQUENCY_DIFF = 0x2, + MLX5_MSEES_FAILURE_REASON_NET_SYNCHRONIZER_DEVICE_ERROR = 0x3, + MLX5_MSEES_FAILURE_REASON_LACK_OF_RESOURCES = 0x4, +}; + struct mlx5_ifc_msees_reg_bits { u8 reserved_at_0[0x8]; u8 local_port[0x8]; diff --git a/include/linux/mm.h b/include/linux/mm.h index adbab01e2e..b6bdaa18b9 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -36,6 +36,7 @@ struct anon_vma; struct anon_vma_chain; struct user_struct; struct pt_regs; +struct folio_batch; extern int sysctl_page_lock_unfairness; @@ -86,7 +87,7 @@ extern int sysctl_legacy_va_layout; #ifdef CONFIG_HAVE_ARCH_MMAP_RND_BITS extern const int mmap_rnd_bits_min; -extern const int mmap_rnd_bits_max; +extern int mmap_rnd_bits_max __ro_after_init; extern int mmap_rnd_bits __read_mostly; #endif #ifdef CONFIG_HAVE_ARCH_MMAP_RND_COMPAT_BITS @@ -226,7 +227,6 @@ int overcommit_policy_handler(struct ctl_table *, int, void *, size_t *, /* test whether an address (unsigned long or pointer) is aligned to PAGE_SIZE */ #define PAGE_ALIGNED(addr) IS_ALIGNED((unsigned long)(addr), PAGE_SIZE) -#define lru_to_page(head) (list_entry((head)->prev, struct page, lru)) static inline struct folio *lru_to_folio(struct list_head *head) { return list_entry((head)->prev, struct folio, lru); @@ -391,6 +391,20 @@ extern unsigned int kobjsize(const void *objp); # define VM_UFFD_MINOR VM_NONE #endif /* CONFIG_HAVE_ARCH_USERFAULTFD_MINOR */ +/* + * This flag is used to connect VFIO to arch specific KVM code. It + * indicates that the memory under this VMA is safe for use with any + * non-cachable memory type inside KVM. Some VFIO devices, on some + * platforms, are thought to be unsafe and can cause machine crashes + * if KVM does not lock down the memory type. + */ +#ifdef CONFIG_64BIT +#define VM_ALLOW_ANY_UNCACHED_BIT 39 +#define VM_ALLOW_ANY_UNCACHED BIT(VM_ALLOW_ANY_UNCACHED_BIT) +#else +#define VM_ALLOW_ANY_UNCACHED VM_NONE +#endif + /* Bits set in the VMA until the stack is in its final location */ #define VM_STACK_INCOMPLETE_SETUP (VM_RAND_READ | VM_SEQ_READ | VM_STACK_EARLY) @@ -781,6 +795,11 @@ static inline struct vm_area_struct *lock_vma_under_rcu(struct mm_struct *mm, return NULL; } +static inline void vma_assert_locked(struct vm_area_struct *vma) +{ + mmap_assert_locked(vma->vm_mm); +} + static inline void release_fault_lock(struct vm_fault *vmf) { mmap_read_unlock(vmf->vma->vm_mm); @@ -1178,7 +1197,7 @@ static inline int is_vmalloc_or_module_addr(const void *x) * How many times the entire folio is mapped as a single unit (eg by a * PMD or PUD entry). This is probably not what you want, except for * debugging purposes - it does not include PTE-mapped sub-pages; look - * at folio_mapcount() or page_mapcount() or total_mapcount() instead. + * at folio_mapcount() or page_mapcount() instead. */ static inline int folio_entire_mapcount(struct folio *folio) { @@ -1240,13 +1259,6 @@ static inline int folio_mapcount(struct folio *folio) return folio_total_mapcount(folio); } -static inline int total_mapcount(struct page *page) -{ - if (likely(!PageCompound(page))) - return atomic_read(&page->_mapcount) + 1; - return folio_total_mapcount(page_folio(page)); -} - static inline bool folio_large_is_mapped(struct folio *folio) { /* @@ -1516,6 +1528,8 @@ static inline void folio_put_refs(struct folio *folio, int refs) __folio_put(folio); } +void folios_put_refs(struct folio_batch *folios, unsigned int *refs); + /* * union release_pages_arg - an array of pages or folios * @@ -1538,18 +1552,19 @@ void release_pages(release_pages_arg, int nr); /** * folios_put - Decrement the reference count on an array of folios. * @folios: The folios. - * @nr: How many folios there are. * - * Like folio_put(), but for an array of folios. This is more efficient - * than writing the loop yourself as it will optimise the locks which - * need to be taken if the folios are freed. + * Like folio_put(), but for a batch of folios. This is more efficient + * than writing the loop yourself as it will optimise the locks which need + * to be taken if the folios are freed. The folios batch is returned + * empty and ready to be reused for another batch; there is no need to + * reinitialise it. * * Context: May be called in process or interrupt context, but not in NMI * context. May be called while holding a spinlock. */ -static inline void folios_put(struct folio **folios, unsigned int nr) +static inline void folios_put(struct folio_batch *folios) { - release_pages(folios, nr); + folios_put_refs(folios, NULL); } static inline void put_page(struct page *page) @@ -1642,13 +1657,11 @@ static inline int page_zone_id(struct page *page) } #ifdef NODE_NOT_IN_PAGE_FLAGS -extern int page_to_nid(const struct page *page); +int page_to_nid(const struct page *page); #else static inline int page_to_nid(const struct page *page) { - struct page *p = (struct page *)page; - - return (PF_POISONED_CHECK(p)->flags >> NODES_PGSHIFT) & NODES_MASK; + return (PF_POISONED_CHECK(page)->flags >> NODES_PGSHIFT) & NODES_MASK; } #endif @@ -2067,6 +2080,13 @@ static inline long folio_nr_pages(struct folio *folio) #endif } +/* Only hugetlbfs can allocate folios larger than MAX_ORDER */ +#ifdef CONFIG_ARCH_HAS_GIGANTIC_PAGE +#define MAX_FOLIO_NR_PAGES (1UL << PUD_ORDER) +#else +#define MAX_FOLIO_NR_PAGES MAX_ORDER_NR_PAGES +#endif + /* * compound_nr() returns the number of pages in this potentially compound * page. compound_nr() can be called on a tail page, and is defined to @@ -2189,11 +2209,6 @@ static inline int arch_make_folio_accessible(struct folio *folio) */ #include <linux/vmstat.h> -static __always_inline void *lowmem_page_address(const struct page *page) -{ - return page_to_virt(page); -} - #if defined(CONFIG_HIGHMEM) && !defined(WANT_PAGE_VIRTUAL) #define HASHED_PAGE_VIRTUAL #endif @@ -2216,6 +2231,11 @@ void set_page_address(struct page *page, void *virtual); void page_address_init(void); #endif +static __always_inline void *lowmem_page_address(const struct page *page) +{ + return page_to_virt(page); +} + #if !defined(HASHED_PAGE_VIRTUAL) && !defined(WANT_PAGE_VIRTUAL) #define page_address(page) lowmem_page_address(page) #define set_page_address(page, address) do { } while(0) @@ -2597,19 +2617,19 @@ static inline void dec_mm_counter(struct mm_struct *mm, int member) mm_trace_rss_stat(mm, member); } -/* Optimized variant when page is already known not to be PageAnon */ -static inline int mm_counter_file(struct page *page) +/* Optimized variant when folio is already known not to be anon */ +static inline int mm_counter_file(struct folio *folio) { - if (PageSwapBacked(page)) + if (folio_test_swapbacked(folio)) return MM_SHMEMPAGES; return MM_FILEPAGES; } -static inline int mm_counter(struct page *page) +static inline int mm_counter(struct folio *folio) { - if (PageAnon(page)) + if (folio_test_anon(folio)) return MM_ANONPAGES; - return mm_counter_file(page); + return mm_counter_file(folio); } static inline unsigned long get_mm_rss(struct mm_struct *mm) diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index 8b611e1315..962e7e05e4 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -210,8 +210,8 @@ struct page { * * An 'encoded_page' pointer is a pointer to a regular 'struct page', but * with the low bits of the pointer indicating extra context-dependent - * information. Not super-common, but happens in mmu_gather and mlock - * handling, and this acts as a type system check on that use. + * information. Only used in mmu_gather handling, and this acts as a type + * system check on that use. * * We only really have two guaranteed bits in general, although you could * play with 'struct page' alignment (see CONFIG_HAVE_ALIGNED_STRUCT_PAGE) @@ -220,21 +220,46 @@ struct page { * Use the supplied helper functions to endcode/decode the pointer and bits. */ struct encoded_page; -#define ENCODE_PAGE_BITS 3ul + +#define ENCODED_PAGE_BITS 3ul + +/* Perform rmap removal after we have flushed the TLB. */ +#define ENCODED_PAGE_BIT_DELAY_RMAP 1ul + +/* + * The next item in an encoded_page array is the "nr_pages" argument, specifying + * the number of consecutive pages starting from this page, that all belong to + * the same folio. For example, "nr_pages" corresponds to the number of folio + * references that must be dropped. If this bit is not set, "nr_pages" is + * implicitly 1. + */ +#define ENCODED_PAGE_BIT_NR_PAGES_NEXT 2ul + static __always_inline struct encoded_page *encode_page(struct page *page, unsigned long flags) { - BUILD_BUG_ON(flags > ENCODE_PAGE_BITS); + BUILD_BUG_ON(flags > ENCODED_PAGE_BITS); return (struct encoded_page *)(flags | (unsigned long)page); } static inline unsigned long encoded_page_flags(struct encoded_page *page) { - return ENCODE_PAGE_BITS & (unsigned long)page; + return ENCODED_PAGE_BITS & (unsigned long)page; } static inline struct page *encoded_page_ptr(struct encoded_page *page) { - return (struct page *)(~ENCODE_PAGE_BITS & (unsigned long)page); + return (struct page *)(~ENCODED_PAGE_BITS & (unsigned long)page); +} + +static __always_inline struct encoded_page *encode_nr_pages(unsigned long nr) +{ + VM_WARN_ON_ONCE((nr << 2) >> 2 != nr); + return (struct encoded_page *)(nr << 2); +} + +static __always_inline unsigned long encoded_nr_pages(struct encoded_page *page) +{ + return ((unsigned long)page) >> 2; } /* @@ -394,12 +419,13 @@ FOLIO_MATCH(compound_head, _head_2a); /** * struct ptdesc - Memory descriptor for page tables. - * @__page_flags: Same as page flags. Unused for page tables. + * @__page_flags: Same as page flags. Powerpc only. * @pt_rcu_head: For freeing page table pages. * @pt_list: List of used page tables. Used for s390 and x86. * @_pt_pad_1: Padding that aliases with page's compound head. * @pmd_huge_pte: Protected by ptdesc->ptl, used for THPs. * @__page_mapping: Aliases with page->mapping. Unused for page tables. + * @pt_index: Used for s390 gmap. * @pt_mm: Used for x86 pgds. * @pt_frag_refcount: For fragmented page table tracking. Powerpc only. * @_pt_pad_2: Padding to ensure proper alignment. @@ -425,6 +451,7 @@ struct ptdesc { unsigned long __page_mapping; union { + pgoff_t pt_index; struct mm_struct *pt_mm; atomic_t pt_frag_refcount; }; @@ -450,6 +477,7 @@ TABLE_MATCH(flags, __page_flags); TABLE_MATCH(compound_head, pt_list); TABLE_MATCH(compound_head, _pt_pad_1); TABLE_MATCH(mapping, __page_mapping); +TABLE_MATCH(index, pt_index); TABLE_MATCH(rcu_head, pt_rcu_head); TABLE_MATCH(page_type, __page_type); TABLE_MATCH(_refcount, __page_refcount); @@ -960,7 +988,7 @@ struct mm_struct { * Represent how many empty pages are merged with kernel zero * pages when enabling KSM use_zero_pages. */ - unsigned long ksm_zero_pages; + atomic_long_t ksm_zero_pages; #endif /* CONFIG_KSM */ #ifdef CONFIG_LRU_GEN_WALKS_MMU struct { diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h index 2f445c6517..5894bf912f 100644 --- a/include/linux/mmc/host.h +++ b/include/linux/mmc/host.h @@ -539,7 +539,7 @@ struct mmc_host *devm_mmc_alloc_host(struct device *dev, int extra); int mmc_add_host(struct mmc_host *); void mmc_remove_host(struct mmc_host *); void mmc_free_host(struct mmc_host *); -void mmc_of_parse_clk_phase(struct mmc_host *host, +void mmc_of_parse_clk_phase(struct device *dev, struct mmc_clk_phase_map *map); int mmc_of_parse(struct mmc_host *host); int mmc_of_parse_voltage(struct mmc_host *host, u32 *mask); diff --git a/include/linux/mmc/slot-gpio.h b/include/linux/mmc/slot-gpio.h index 5d3d15e978..66272fdce4 100644 --- a/include/linux/mmc/slot-gpio.h +++ b/include/linux/mmc/slot-gpio.h @@ -21,6 +21,7 @@ int mmc_gpiod_request_cd(struct mmc_host *host, const char *con_id, unsigned int debounce); int mmc_gpiod_request_ro(struct mmc_host *host, const char *con_id, unsigned int idx, unsigned int debounce); +int mmc_gpiod_set_cd_config(struct mmc_host *host, unsigned long config); void mmc_gpio_set_cd_isr(struct mmc_host *host, irqreturn_t (*isr)(int irq, void *dev_id)); int mmc_gpio_set_cd_wake(struct mmc_host *host, bool on); diff --git a/include/linux/mmdebug.h b/include/linux/mmdebug.h index 7c3e7b0b0e..39a7714605 100644 --- a/include/linux/mmdebug.h +++ b/include/linux/mmdebug.h @@ -10,7 +10,7 @@ struct vm_area_struct; struct mm_struct; struct vma_iterator; -void dump_page(struct page *page, const char *reason); +void dump_page(const struct page *page, const char *reason); void dump_vma(const struct vm_area_struct *vma); void dump_mm(const struct mm_struct *mm); void vma_iter_dump_tree(const struct vma_iterator *vmi); diff --git a/include/linux/mmu_context.h b/include/linux/mmu_context.h index f2b7a3f040..bbaec80c78 100644 --- a/include/linux/mmu_context.h +++ b/include/linux/mmu_context.h @@ -11,7 +11,7 @@ #endif #ifndef leave_mm -static inline void leave_mm(int cpu) { } +static inline void leave_mm(void) { } #endif /* diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index a497f189d9..c11b7cde81 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -76,9 +76,12 @@ extern const char * const migratetype_names[MIGRATE_TYPES]; #ifdef CONFIG_CMA # define is_migrate_cma(migratetype) unlikely((migratetype) == MIGRATE_CMA) # define is_migrate_cma_page(_page) (get_pageblock_migratetype(_page) == MIGRATE_CMA) +# define is_migrate_cma_folio(folio, pfn) (MIGRATE_CMA == \ + get_pfnblock_flags_mask(&folio->page, pfn, MIGRATETYPE_MASK)) #else # define is_migrate_cma(migratetype) false # define is_migrate_cma_page(_page) false +# define is_migrate_cma_folio(folio, pfn) false #endif static inline bool is_migrate_movable(int mt) @@ -464,7 +467,7 @@ enum { #define NR_BLOOM_FILTERS 2 struct lru_gen_mm_state { - /* set to max_seq after each iteration */ + /* synced with max_seq after each iteration */ unsigned long seq; /* where the current iteration continues after */ struct list_head *head; @@ -479,8 +482,8 @@ struct lru_gen_mm_state { struct lru_gen_mm_walk { /* the lruvec under reclaim */ struct lruvec *lruvec; - /* unstable max_seq from lru_gen_folio */ - unsigned long max_seq; + /* max_seq from lru_gen_folio: can be out of date */ + unsigned long seq; /* the next address within an mm to scan */ unsigned long next_addr; /* to batch promoted pages */ diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h index f458469c5c..4338b1b4ac 100644 --- a/include/linux/mod_devicetable.h +++ b/include/linux/mod_devicetable.h @@ -690,6 +690,8 @@ struct x86_cpu_id { __u16 model; __u16 steppings; __u16 feature; /* bit index */ + /* Solely for kernel-internal use: DO NOT EXPORT to userspace! */ + __u16 flags; kernel_ulong_t driver_data; }; @@ -960,4 +962,14 @@ struct vchiq_device_id { char name[32]; }; +/** + * struct coreboot_device_id - Identifies a coreboot table entry + * @tag: tag ID + * @driver_data: driver specific data + */ +struct coreboot_device_id { + __u32 tag; + kernel_ulong_t driver_data; +}; + #endif /* LINUX_MOD_DEVICETABLE_H */ diff --git a/include/linux/module.h b/include/linux/module.h index 96bc462872..1153b0d99a 100644 --- a/include/linux/module.h +++ b/include/linux/module.h @@ -885,7 +885,7 @@ static inline void module_bug_finalize(const Elf_Ehdr *hdr, static inline void module_bug_cleanup(struct module *mod) {} #endif /* CONFIG_GENERIC_BUG */ -#ifdef CONFIG_RETPOLINE +#ifdef CONFIG_MITIGATION_RETPOLINE extern bool retpoline_module_ok(bool has_retpoline); #else static inline bool retpoline_module_ok(bool has_retpoline) diff --git a/include/linux/msi.h b/include/linux/msi.h index ddace8c34d..26d07e2305 100644 --- a/include/linux/msi.h +++ b/include/linux/msi.h @@ -412,6 +412,7 @@ bool arch_restore_msi_irqs(struct pci_dev *dev); struct irq_domain; struct irq_domain_ops; struct irq_chip; +struct irq_fwspec; struct device_node; struct fwnode_handle; struct msi_domain_info; @@ -431,6 +432,8 @@ struct msi_domain_info; * function. * @msi_post_free: Optional function which is invoked after freeing * all interrupts. + * @msi_translate: Optional translate callback to support the odd wire to + * MSI bridges, e.g. MBIGEN * * @get_hwirq, @msi_init and @msi_free are callbacks used by the underlying * irqdomain. @@ -468,6 +471,8 @@ struct msi_domain_ops { struct device *dev); void (*msi_post_free)(struct irq_domain *domain, struct device *dev); + int (*msi_translate)(struct irq_domain *domain, struct irq_fwspec *fwspec, + irq_hw_number_t *hwirq, unsigned int *type); }; /** @@ -547,6 +552,10 @@ enum { MSI_FLAG_ALLOC_SIMPLE_MSI_DESCS = (1 << 5), /* Free MSI descriptors */ MSI_FLAG_FREE_MSI_DESCS = (1 << 6), + /* Use dev->fwnode for MSI device domain creation */ + MSI_FLAG_USE_DEV_FWNODE = (1 << 7), + /* Set parent->dev into domain->pm_dev on device domain creation */ + MSI_FLAG_PARENT_PM_DEV = (1 << 8), /* Mask for the generic functionality */ MSI_GENERIC_FLAGS_MASK = GENMASK(15, 0), @@ -572,6 +581,11 @@ enum { * struct msi_parent_ops - MSI parent domain callbacks and configuration info * * @supported_flags: Required: The supported MSI flags of the parent domain + * @required_flags: Optional: The required MSI flags of the parent MSI domain + * @bus_select_token: Optional: The bus token of the real parent domain for + * irq_domain::select() + * @bus_select_mask: Optional: A mask of supported BUS_DOMAINs for + * irq_domain::select() * @prefix: Optional: Prefix for the domain and chip name * @init_dev_msi_info: Required: Callback for MSI parent domains to setup parent * domain specific domain flags, domain ops and interrupt chip @@ -579,6 +593,9 @@ enum { */ struct msi_parent_ops { u32 supported_flags; + u32 required_flags; + u32 bus_select_token; + u32 bus_select_mask; const char *prefix; bool (*init_dev_msi_info)(struct device *dev, struct irq_domain *domain, struct irq_domain *msi_parent_domain, @@ -627,9 +644,6 @@ struct msi_domain_info *msi_get_domain_info(struct irq_domain *domain); struct irq_domain *platform_msi_create_irq_domain(struct fwnode_handle *fwnode, struct msi_domain_info *info, struct irq_domain *parent); -int platform_msi_domain_alloc_irqs(struct device *dev, unsigned int nvec, - irq_write_msi_msg_t write_msi_msg); -void platform_msi_domain_free_irqs(struct device *dev); /* When an MSI domain is used as an intermediate domain */ int msi_domain_prepare_irqs(struct irq_domain *domain, struct device *dev, @@ -656,6 +670,10 @@ int platform_msi_device_domain_alloc(struct irq_domain *domain, unsigned int vir void platform_msi_device_domain_free(struct irq_domain *domain, unsigned int virq, unsigned int nvec); void *platform_msi_get_host_data(struct irq_domain *domain); +/* Per device platform MSI */ +int platform_device_msi_init_and_alloc_irqs(struct device *dev, unsigned int nvec, + irq_write_msi_msg_t write_msi_msg); +void platform_device_msi_free_irqs_all(struct device *dev); bool msi_device_has_isolated_msi(struct device *dev); #else /* CONFIG_GENERIC_MSI_IRQ */ diff --git a/include/linux/mtd/flashchip.h b/include/linux/mtd/flashchip.h index c04f690871..9798c1a1d3 100644 --- a/include/linux/mtd/flashchip.h +++ b/include/linux/mtd/flashchip.h @@ -13,6 +13,7 @@ */ #include <linux/sched.h> #include <linux/mutex.h> +#include <linux/wait.h> typedef enum { FL_READY, diff --git a/include/linux/mtd/lpc32xx_mlc.h b/include/linux/mtd/lpc32xx_mlc.h index d168c628c0..35e971be09 100644 --- a/include/linux/mtd/lpc32xx_mlc.h +++ b/include/linux/mtd/lpc32xx_mlc.h @@ -11,7 +11,7 @@ #include <linux/dmaengine.h> struct lpc32xx_mlc_platform_data { - bool (*dma_filter)(struct dma_chan *chan, void *filter_param); + dma_filter_fn dma_filter; }; #endif /* __LINUX_MTD_LPC32XX_MLC_H */ diff --git a/include/linux/mtd/lpc32xx_slc.h b/include/linux/mtd/lpc32xx_slc.h index cf54a9f804..a044b80656 100644 --- a/include/linux/mtd/lpc32xx_slc.h +++ b/include/linux/mtd/lpc32xx_slc.h @@ -11,7 +11,7 @@ #include <linux/dmaengine.h> struct lpc32xx_slc_platform_data { - bool (*dma_filter)(struct dma_chan *chan, void *filter_param); + dma_filter_fn dma_filter; }; #endif /* __LINUX_MTD_LPC32XX_SLC_H */ diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h index 914a9f974b..8d10d9d2e8 100644 --- a/include/linux/mtd/mtd.h +++ b/include/linux/mtd/mtd.h @@ -223,7 +223,7 @@ struct mtd_part { * @partitions_lock: lock protecting accesses to the partition list. Protects * not only the master partition list, but also all * sub-partitions. - * @suspended: et to 1 when the device is suspended, 0 otherwise + * @suspended: set to 1 when the device is suspended, 0 otherwise * * This struct is embedded in mtd_info and contains master-specific * properties/fields. The master is the root MTD device from the MTD partition diff --git a/include/linux/mtd/ubi.h b/include/linux/mtd/ubi.h index a529347fd7..562f92504f 100644 --- a/include/linux/mtd/ubi.h +++ b/include/linux/mtd/ubi.h @@ -192,6 +192,7 @@ struct ubi_device_info { * or a volume was removed) * @UBI_VOLUME_RESIZED: a volume has been re-sized * @UBI_VOLUME_RENAMED: a volume has been re-named + * @UBI_VOLUME_SHUTDOWN: a volume is going to removed, shutdown users * @UBI_VOLUME_UPDATED: data has been written to a volume * * These constants define which type of event has happened when a volume @@ -202,6 +203,7 @@ enum { UBI_VOLUME_REMOVED, UBI_VOLUME_RESIZED, UBI_VOLUME_RENAMED, + UBI_VOLUME_SHUTDOWN, UBI_VOLUME_UPDATED, }; diff --git a/include/linux/mutex.h b/include/linux/mutex.h index 7e208d46ba..67edc4ca2b 100644 --- a/include/linux/mutex.h +++ b/include/linux/mutex.h @@ -32,11 +32,9 @@ # define __DEP_MAP_MUTEX_INITIALIZER(lockname) #endif -#ifndef CONFIG_PREEMPT_RT - #ifdef CONFIG_DEBUG_MUTEXES -#define __DEBUG_MUTEX_INITIALIZER(lockname) \ +# define __DEBUG_MUTEX_INITIALIZER(lockname) \ , .magic = &lockname extern void mutex_destroy(struct mutex *lock); @@ -49,6 +47,7 @@ static inline void mutex_destroy(struct mutex *lock) {} #endif +#ifndef CONFIG_PREEMPT_RT /** * mutex_init - initialize the mutex * @mutex: the mutex to be initialized @@ -101,9 +100,6 @@ extern bool mutex_is_locked(struct mutex *lock); extern void __mutex_rt_init(struct mutex *lock, const char *name, struct lock_class_key *key); -extern int mutex_trylock(struct mutex *lock); - -static inline void mutex_destroy(struct mutex *lock) { } #define mutex_is_locked(l) rt_mutex_base_is_locked(&(l)->rtmutex) diff --git a/include/linux/net.h b/include/linux/net.h index c9b4a63791..15df6d5f27 100644 --- a/include/linux/net.h +++ b/include/linux/net.h @@ -299,10 +299,7 @@ do { \ net_ratelimited_function(pr_debug, fmt, ##__VA_ARGS__) #else #define net_dbg_ratelimited(fmt, ...) \ - do { \ - if (0) \ - no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); \ - } while (0) + no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) #endif #define net_get_random_once(buf, nbytes) \ diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index dba428b3a8..cb37817d63 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -225,12 +225,6 @@ struct net_device_core_stats { #include <linux/cache.h> #include <linux/skbuff.h> -#ifdef CONFIG_RPS -#include <linux/static_key.h> -extern struct static_key_false rps_needed; -extern struct static_key_false rfs_needed; -#endif - struct neighbour; struct neigh_parms; struct sk_buff; @@ -730,86 +724,10 @@ static inline void netdev_queue_numa_node_write(struct netdev_queue *q, int node #endif } -#ifdef CONFIG_RPS -/* - * This structure holds an RPS map which can be of variable length. The - * map is an array of CPUs. - */ -struct rps_map { - unsigned int len; - struct rcu_head rcu; - u16 cpus[]; -}; -#define RPS_MAP_SIZE(_num) (sizeof(struct rps_map) + ((_num) * sizeof(u16))) - -/* - * The rps_dev_flow structure contains the mapping of a flow to a CPU, the - * tail pointer for that CPU's input queue at the time of last enqueue, and - * a hardware filter index. - */ -struct rps_dev_flow { - u16 cpu; - u16 filter; - unsigned int last_qtail; -}; -#define RPS_NO_FILTER 0xffff - -/* - * The rps_dev_flow_table structure contains a table of flow mappings. - */ -struct rps_dev_flow_table { - unsigned int mask; - struct rcu_head rcu; - struct rps_dev_flow flows[]; -}; -#define RPS_DEV_FLOW_TABLE_SIZE(_num) (sizeof(struct rps_dev_flow_table) + \ - ((_num) * sizeof(struct rps_dev_flow))) - -/* - * The rps_sock_flow_table contains mappings of flows to the last CPU - * on which they were processed by the application (set in recvmsg). - * Each entry is a 32bit value. Upper part is the high-order bits - * of flow hash, lower part is CPU number. - * rps_cpu_mask is used to partition the space, depending on number of - * possible CPUs : rps_cpu_mask = roundup_pow_of_two(nr_cpu_ids) - 1 - * For example, if 64 CPUs are possible, rps_cpu_mask = 0x3f, - * meaning we use 32-6=26 bits for the hash. - */ -struct rps_sock_flow_table { - u32 mask; - - u32 ents[] ____cacheline_aligned_in_smp; -}; -#define RPS_SOCK_FLOW_TABLE_SIZE(_num) (offsetof(struct rps_sock_flow_table, ents[_num])) - -#define RPS_NO_CPU 0xffff - -extern u32 rps_cpu_mask; -extern struct rps_sock_flow_table __rcu *rps_sock_flow_table; - -static inline void rps_record_sock_flow(struct rps_sock_flow_table *table, - u32 hash) -{ - if (table && hash) { - unsigned int index = hash & table->mask; - u32 val = hash & ~rps_cpu_mask; - - /* We only give a hint, preemption can change CPU under us */ - val |= raw_smp_processor_id(); - - /* The following WRITE_ONCE() is paired with the READ_ONCE() - * here, and another one in get_rps_cpu(). - */ - if (READ_ONCE(table->ents[index]) != val) - WRITE_ONCE(table->ents[index], val); - } -} - #ifdef CONFIG_RFS_ACCEL bool rps_may_expire_flow(struct net_device *dev, u16 rxq_index, u32 flow_id, u16 filter_id); #endif -#endif /* CONFIG_RPS */ /* XPS map type and offset of the xps map within net_device->xps_maps[]. */ enum xps_map_type { @@ -1060,7 +978,7 @@ struct xfrmdev_ops { bool (*xdo_dev_offload_ok) (struct sk_buff *skb, struct xfrm_state *x); void (*xdo_dev_state_advance_esn) (struct xfrm_state *x); - void (*xdo_dev_state_update_curlft) (struct xfrm_state *x); + void (*xdo_dev_state_update_stats) (struct xfrm_state *x); int (*xdo_dev_policy_add) (struct xfrm_policy *x, struct netlink_ext_ack *extack); void (*xdo_dev_policy_delete) (struct xfrm_policy *x); void (*xdo_dev_policy_free) (struct xfrm_policy *x); @@ -1813,6 +1731,15 @@ enum netdev_stat_type { NETDEV_PCPU_STAT_DSTATS, /* struct pcpu_dstats */ }; +enum netdev_reg_state { + NETREG_UNINITIALIZED = 0, + NETREG_REGISTERED, /* completed register_netdevice */ + NETREG_UNREGISTERING, /* called unregister_netdevice */ + NETREG_UNREGISTERED, /* completed unregister todo */ + NETREG_RELEASED, /* called free_netdev */ + NETREG_DUMMY, /* dummy device for NAPI poll */ +}; + /** * struct net_device - The DEVICE structure. * @@ -2028,6 +1955,7 @@ enum netdev_stat_type { * * @sysfs_rx_queue_group: Space for optional per-rx queue attributes * @rtnl_link_ops: Rtnl_link_ops + * @stat_ops: Optional ops for queue-aware statistics * * @gso_max_size: Maximum size of generic segmentation offload * @tso_max_size: Device (as in HW) limit on the max TSO request size @@ -2252,7 +2180,7 @@ struct net_device { const struct tlsdev_ops *tlsdev_ops; #endif - unsigned char operstate; + unsigned int operstate; unsigned char link_mode; unsigned char if_port; @@ -2375,13 +2303,7 @@ struct net_device { struct list_head link_watch_list; - enum { NETREG_UNINITIALIZED=0, - NETREG_REGISTERED, /* completed register_netdevice */ - NETREG_UNREGISTERING, /* called unregister_netdevice */ - NETREG_UNREGISTERED, /* completed unregister todo */ - NETREG_RELEASED, /* called free_netdev */ - NETREG_DUMMY, /* dummy device for NAPI poll */ - } reg_state:8; + u8 reg_state; bool dismantle; @@ -2414,6 +2336,8 @@ struct net_device { const struct rtnl_link_ops *rtnl_link_ops; + const struct netdev_stat_ops *stat_ops; + /* for setting kernel sock attribute on TCP connection setup */ #define GSO_MAX_SEGS 65535u #define GSO_LEGACY_MAX_SIZE 65536u @@ -3072,8 +2996,6 @@ int call_netdevice_notifiers(unsigned long val, struct net_device *dev); int call_netdevice_notifiers_info(unsigned long val, struct netdev_notifier_info *info); -extern rwlock_t dev_base_lock; /* Device list lock */ - #define for_each_netdev(net, d) \ list_for_each_entry(d, &(net)->dev_base_head, dev_list) #define for_each_netdev_reverse(net, d) \ @@ -3196,7 +3118,7 @@ static inline void unregister_netdevice(struct net_device *dev) int netdev_refcnt_read(const struct net_device *dev); void free_netdev(struct net_device *dev); void netdev_freemem(struct net_device *dev); -int init_dummy_netdev(struct net_device *dev); +void init_dummy_netdev(struct net_device *dev); struct net_device *netdev_get_xmit_slave(struct net_device *dev, struct sk_buff *skb, @@ -3966,7 +3888,7 @@ static inline void dev_consume_skb_any(struct sk_buff *skb) u32 bpf_prog_run_generic_xdp(struct sk_buff *skb, struct xdp_buff *xdp, struct bpf_prog *xdp_prog); void generic_xdp_tx(struct sk_buff *skb, struct bpf_prog *xdp_prog); -int do_xdp_generic(struct bpf_prog *xdp_prog, struct sk_buff *skb); +int do_xdp_generic(struct bpf_prog *xdp_prog, struct sk_buff **pskb); int netif_rx(struct sk_buff *skb); int __netif_rx(struct sk_buff *skb); @@ -3979,8 +3901,6 @@ void napi_gro_flush(struct napi_struct *napi, bool flush_old); struct sk_buff *napi_get_frags(struct napi_struct *napi); void napi_get_frags_check(struct napi_struct *napi); gro_result_t napi_gro_frags(struct napi_struct *napi); -struct packet_offload *gro_find_receive_by_type(__be16 type); -struct packet_offload *gro_find_complete_by_type(__be16 type); static inline void napi_free_frags(struct napi_struct *napi) { @@ -4350,8 +4270,10 @@ static inline bool netif_testing(const struct net_device *dev) */ static inline bool netif_oper_up(const struct net_device *dev) { - return (dev->operstate == IF_OPER_UP || - dev->operstate == IF_OPER_UNKNOWN /* backward compat */); + unsigned int operstate = READ_ONCE(dev->operstate); + + return operstate == IF_OPER_UP || + operstate == IF_OPER_UNKNOWN /* backward compat */; } /** @@ -4790,11 +4712,6 @@ void dev_fetch_sw_netstats(struct rtnl_link_stats64 *s, const struct pcpu_sw_netstats __percpu *netstats); void dev_get_tstats64(struct net_device *dev, struct rtnl_link_stats64 *s); -extern int netdev_max_backlog; -extern int dev_rx_weight; -extern int dev_tx_weight; -extern int gro_normal_batch; - enum { NESTED_SYNC_IMM_BIT, NESTED_SYNC_TODO_BIT, @@ -5251,7 +5168,9 @@ static inline const char *netdev_name(const struct net_device *dev) static inline const char *netdev_reg_state(const struct net_device *dev) { - switch (dev->reg_state) { + u8 reg_state = READ_ONCE(dev->reg_state); + + switch (reg_state) { case NETREG_UNINITIALIZED: return " (uninitialized)"; case NETREG_REGISTERED: return ""; case NETREG_UNREGISTERING: return " (unregistering)"; @@ -5260,7 +5179,7 @@ static inline const char *netdev_reg_state(const struct net_device *dev) case NETREG_DUMMY: return " (dummy)"; } - WARN_ONCE(1, "%s: unknown reg_state %d\n", dev->name, dev->reg_state); + WARN_ONCE(1, "%s: unknown reg_state %d\n", dev->name, reg_state); return " (unknown)"; } @@ -5302,7 +5221,6 @@ static inline const char *netdev_reg_state(const struct net_device *dev) #define PTYPE_HASH_SIZE (16) #define PTYPE_HASH_MASK (PTYPE_HASH_SIZE - 1) -extern struct list_head ptype_all __read_mostly; extern struct list_head ptype_base[PTYPE_HASH_SIZE] __read_mostly; extern struct net_device *blackhole_netdev; diff --git a/include/linux/netfilter.h b/include/linux/netfilter.h index ce660d5154..2683b2b776 100644 --- a/include/linux/netfilter.h +++ b/include/linux/netfilter.h @@ -370,7 +370,6 @@ __sum16 nf_checksum_partial(struct sk_buff *skb, unsigned int hook, u_int8_t protocol, unsigned short family); int nf_route(struct net *net, struct dst_entry **dst, struct flowi *fl, bool strict, unsigned short family); -int nf_reroute(struct sk_buff *skb, struct nf_queue_entry *entry); #include <net/flow.h> diff --git a/include/linux/netlink.h b/include/linux/netlink.h index 1a4445bf2a..5df7340d4d 100644 --- a/include/linux/netlink.h +++ b/include/linux/netlink.h @@ -291,6 +291,7 @@ struct netlink_callback { u16 answer_flags; u32 min_dump_alloc; unsigned int prev_seq, seq; + int flags; bool strict_check; union { u8 ctx[48]; @@ -323,6 +324,7 @@ struct netlink_dump_control { void *data; struct module *module; u32 min_dump_alloc; + int flags; }; int __netlink_dump_start(struct sock *ssk, struct sk_buff *skb, diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h index 539b57fbf3..d09b9773b2 100644 --- a/include/linux/nfs_xdr.h +++ b/include/linux/nfs_xdr.h @@ -1821,13 +1821,6 @@ struct nfs_rpc_ops { }; /* - * NFS_CALL(getattr, inode, (fattr)); - * into - * NFS_PROTO(inode)->getattr(fattr); - */ -#define NFS_CALL(op, inode, args) NFS_PROTO(inode)->op args - -/* * Function vectors etc. for the NFS client */ extern const struct nfs_rpc_ops nfs_v2_clientops; diff --git a/include/linux/nmi.h b/include/linux/nmi.h index e92e378df0..f53438eae8 100644 --- a/include/linux/nmi.h +++ b/include/linux/nmi.h @@ -216,13 +216,6 @@ void watchdog_update_hrtimer_threshold(u64 period); static inline void watchdog_update_hrtimer_threshold(u64 period) { } #endif -struct ctl_table; -int proc_watchdog(struct ctl_table *, int, void *, size_t *, loff_t *); -int proc_nmi_watchdog(struct ctl_table *, int , void *, size_t *, loff_t *); -int proc_soft_watchdog(struct ctl_table *, int , void *, size_t *, loff_t *); -int proc_watchdog_thresh(struct ctl_table *, int , void *, size_t *, loff_t *); -int proc_watchdog_cpumask(struct ctl_table *, int, void *, size_t *, loff_t *); - #ifdef CONFIG_HAVE_ACPI_APEI_NMI #include <asm/nmi.h> #endif diff --git a/include/linux/ns_common.h b/include/linux/ns_common.h index 0f1d024bd9..7d22ea50b0 100644 --- a/include/linux/ns_common.h +++ b/include/linux/ns_common.h @@ -7,7 +7,7 @@ struct proc_ns_operations; struct ns_common { - atomic_long_t stashed; + struct dentry *stashed; const struct proc_ns_operations *ops; unsigned int inum; refcount_t count; diff --git a/include/linux/nvme-rdma.h b/include/linux/nvme-rdma.h index 4dd7e6fe92..eb2f04d636 100644 --- a/include/linux/nvme-rdma.h +++ b/include/linux/nvme-rdma.h @@ -6,7 +6,11 @@ #ifndef _LINUX_NVME_RDMA_H #define _LINUX_NVME_RDMA_H -#define NVME_RDMA_MAX_QUEUE_SIZE 128 +#define NVME_RDMA_IP_PORT 4420 + +#define NVME_RDMA_MAX_QUEUE_SIZE 256 +#define NVME_RDMA_MAX_METADATA_QUEUE_SIZE 128 +#define NVME_RDMA_DEFAULT_QUEUE_SIZE 128 enum nvme_rdma_cm_fmt { NVME_RDMA_CM_FMT_1_0 = 0x0, diff --git a/include/linux/nvme.h b/include/linux/nvme.h index 3ef4053ea9..4255732022 100644 --- a/include/linux/nvme.h +++ b/include/linux/nvme.h @@ -23,8 +23,6 @@ #define NVME_DISC_SUBSYS_NAME "nqn.2014-08.org.nvmexpress.discovery" -#define NVME_RDMA_IP_PORT 4420 - #define NVME_NSID_ALL 0xffffffff enum nvme_subsys_type { diff --git a/include/linux/objtool.h b/include/linux/objtool.h index 33212e93f4..b3b8d3dab5 100644 --- a/include/linux/objtool.h +++ b/include/linux/objtool.h @@ -131,7 +131,7 @@ */ .macro VALIDATE_UNRET_BEGIN #if defined(CONFIG_NOINSTR_VALIDATION) && \ - (defined(CONFIG_CPU_UNRET_ENTRY) || defined(CONFIG_CPU_SRSO)) + (defined(CONFIG_MITIGATION_UNRET_ENTRY) || defined(CONFIG_MITIGATION_SRSO)) .Lhere_\@: .pushsection .discard.validate_unret .long .Lhere_\@ - . diff --git a/include/linux/of.h b/include/linux/of.h index 6a9ddf20e7..a0bedd038a 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -13,6 +13,7 @@ */ #include <linux/types.h> #include <linux/bitops.h> +#include <linux/cleanup.h> #include <linux/errno.h> #include <linux/kobject.h> #include <linux/mod_devicetable.h> @@ -134,6 +135,7 @@ static inline struct device_node *of_node_get(struct device_node *node) } static inline void of_node_put(struct device_node *node) { } #endif /* !CONFIG_OF_DYNAMIC */ +DEFINE_FREE(device_node, struct device_node *, if (_T) of_node_put(_T)) /* Pointer for first entry in chain of all nodes. */ extern struct device_node *of_root; @@ -180,11 +182,6 @@ static inline bool is_of_node(const struct fwnode_handle *fwnode) &__of_fwnode_handle_node->fwnode : NULL; \ }) -static inline bool of_have_populated_dt(void) -{ - return of_root != NULL; -} - static inline bool of_node_is_root(const struct device_node *node) { return node && (node->parent == NULL); @@ -294,6 +291,8 @@ extern struct device_node *of_get_next_child(const struct device_node *node, struct device_node *prev); extern struct device_node *of_get_next_available_child( const struct device_node *node, struct device_node *prev); +extern struct device_node *of_get_next_reserved_child( + const struct device_node *node, struct device_node *prev); extern struct device_node *of_get_compatible_child(const struct device_node *parent, const char *compatible); @@ -362,9 +361,6 @@ extern struct device_node *of_get_cpu_state_node(struct device_node *cpu_node, int index); extern u64 of_get_cpu_hwid(struct device_node *cpun, unsigned int thread); -#define for_each_property_of_node(dn, pp) \ - for (pp = dn->properties; pp != NULL; pp = pp->next) - extern int of_n_addr_cells(struct device_node *np); extern int of_n_size_cells(struct device_node *np); extern const struct of_device_id *of_match_node( @@ -402,7 +398,20 @@ extern void of_alias_scan(void * (*dt_alloc)(u64 size, u64 align)); extern int of_alias_get_id(struct device_node *np, const char *stem); extern int of_alias_get_highest_id(const char *stem); -extern int of_machine_is_compatible(const char *compat); +bool of_machine_compatible_match(const char *const *compats); + +/** + * of_machine_is_compatible - Test root of device tree for a given compatible value + * @compat: compatible string to look for in root node's compatible property. + * + * Return: true if the root node has the given value in its compatible property. + */ +static inline bool of_machine_is_compatible(const char *compat) +{ + const char *compats[] = { compat, NULL }; + + return of_machine_compatible_match(compats); +} extern int of_add_property(struct device_node *np, struct property *prop); extern int of_remove_property(struct device_node *np, struct property *prop); @@ -541,6 +550,12 @@ static inline struct device_node *of_get_next_available_child( return NULL; } +static inline struct device_node *of_get_next_reserved_child( + const struct device_node *node, struct device_node *prev) +{ + return NULL; +} + static inline struct device_node *of_find_node_with_property( struct device_node *from, const char *prop_name) { @@ -549,11 +564,6 @@ static inline struct device_node *of_find_node_with_property( #define of_fwnode_handle(node) NULL -static inline bool of_have_populated_dt(void) -{ - return false; -} - static inline struct device_node *of_get_compatible_child(const struct device_node *parent, const char *compatible) { @@ -808,6 +818,11 @@ static inline int of_remove_property(struct device_node *np, struct property *pr return 0; } +static inline bool of_machine_compatible_match(const char *const *compats) +{ + return false; +} + static inline bool of_console_check(const struct device_node *dn, const char *name, int index) { return false; @@ -892,6 +907,9 @@ static inline int of_prop_val_eq(struct property *p1, struct property *p2) !memcmp(p1->value, p2->value, (size_t)p1->length); } +#define for_each_property_of_node(dn, pp) \ + for (pp = dn->properties; pp != NULL; pp = pp->next) + #if defined(CONFIG_OF) && defined(CONFIG_NUMA) extern int of_node_to_nid(struct device_node *np); #else @@ -1066,6 +1084,22 @@ static inline int of_parse_phandle_with_optional_args(const struct device_node * } /** + * of_phandle_args_equal() - Compare two of_phandle_args + * @a1: First of_phandle_args to compare + * @a2: Second of_phandle_args to compare + * + * Return: True if a1 and a2 are the same (same node pointer, same phandle + * args), false otherwise. + */ +static inline bool of_phandle_args_equal(const struct of_phandle_args *a1, + const struct of_phandle_args *a2) +{ + return a1->np == a2->np && + a1->args_count == a2->args_count && + !memcmp(a1->args, a2->args, sizeof(a1->args[0]) * a1->args_count); +} + +/** * of_property_count_u8_elems - Count the number of u8 elements in a property * * @np: device node from which the property value is to be read. @@ -1428,9 +1462,25 @@ static inline int of_property_read_s32(const struct device_node *np, #define for_each_child_of_node(parent, child) \ for (child = of_get_next_child(parent, NULL); child != NULL; \ child = of_get_next_child(parent, child)) + +#define for_each_child_of_node_scoped(parent, child) \ + for (struct device_node *child __free(device_node) = \ + of_get_next_child(parent, NULL); \ + child != NULL; \ + child = of_get_next_child(parent, child)) + #define for_each_available_child_of_node(parent, child) \ for (child = of_get_next_available_child(parent, NULL); child != NULL; \ child = of_get_next_available_child(parent, child)) +#define for_each_reserved_child_of_node(parent, child) \ + for (child = of_get_next_reserved_child(parent, NULL); child != NULL; \ + child = of_get_next_reserved_child(parent, child)) + +#define for_each_available_child_of_node_scoped(parent, child) \ + for (struct device_node *child __free(device_node) = \ + of_get_next_available_child(parent, NULL); \ + child != NULL; \ + child = of_get_next_available_child(parent, child)) #define for_each_of_cpu_node(cpu) \ for (cpu = of_get_next_cpu_node(NULL); cpu != NULL; \ @@ -1634,6 +1684,21 @@ static inline bool of_device_is_system_power_controller(const struct device_node return of_property_read_bool(np, "system-power-controller"); } +/** + * of_have_populated_dt() - Has DT been populated by bootloader + * + * Return: True if a DTB has been populated by the bootloader and it isn't the + * empty builtin one. False otherwise. + */ +static inline bool of_have_populated_dt(void) +{ +#ifdef CONFIG_OF + return of_property_present(of_root, "compatible"); +#else + return false; +#endif +} + /* * Overlay support */ diff --git a/include/linux/of_graph.h b/include/linux/of_graph.h index 4d7756087b..a4bea62bfa 100644 --- a/include/linux/of_graph.h +++ b/include/linux/of_graph.h @@ -41,7 +41,7 @@ struct of_endpoint { bool of_graph_is_present(const struct device_node *node); int of_graph_parse_endpoint(const struct device_node *node, struct of_endpoint *endpoint); -int of_graph_get_endpoint_count(const struct device_node *np); +unsigned int of_graph_get_endpoint_count(const struct device_node *np); struct device_node *of_graph_get_port_by_id(struct device_node *node, u32 id); struct device_node *of_graph_get_next_endpoint(const struct device_node *parent, struct device_node *previous); @@ -68,7 +68,7 @@ static inline int of_graph_parse_endpoint(const struct device_node *node, return -ENOSYS; } -static inline int of_graph_get_endpoint_count(const struct device_node *np) +static inline unsigned int of_graph_get_endpoint_count(const struct device_node *np) { return 0; } diff --git a/include/linux/overflow.h b/include/linux/overflow.h index ab4fa77516..0c7e3dcfe8 100644 --- a/include/linux/overflow.h +++ b/include/linux/overflow.h @@ -59,46 +59,123 @@ static inline bool __must_check __must_check_overflow(bool overflow) * @b: second addend * @d: pointer to store sum * - * Returns 0 on success. + * Returns true on wrap-around, false otherwise. * - * *@d holds the results of the attempted addition, but is not considered - * "safe for use" on a non-zero return value, which indicates that the - * sum has overflowed or been truncated. + * *@d holds the results of the attempted addition, regardless of whether + * wrap-around occurred. */ #define check_add_overflow(a, b, d) \ __must_check_overflow(__builtin_add_overflow(a, b, d)) /** + * wrapping_add() - Intentionally perform a wrapping addition + * @type: type for result of calculation + * @a: first addend + * @b: second addend + * + * Return the potentially wrapped-around addition without + * tripping any wrap-around sanitizers that may be enabled. + */ +#define wrapping_add(type, a, b) \ + ({ \ + type __val; \ + __builtin_add_overflow(a, b, &__val); \ + __val; \ + }) + +/** + * wrapping_assign_add() - Intentionally perform a wrapping increment assignment + * @var: variable to be incremented + * @offset: amount to add + * + * Increments @var by @offset with wrap-around. Returns the resulting + * value of @var. Will not trip any wrap-around sanitizers. + * + * Returns the new value of @var. + */ +#define wrapping_assign_add(var, offset) \ + ({ \ + typeof(var) *__ptr = &(var); \ + *__ptr = wrapping_add(typeof(var), *__ptr, offset); \ + }) + +/** * check_sub_overflow() - Calculate subtraction with overflow checking * @a: minuend; value to subtract from * @b: subtrahend; value to subtract from @a * @d: pointer to store difference * - * Returns 0 on success. + * Returns true on wrap-around, false otherwise. * - * *@d holds the results of the attempted subtraction, but is not considered - * "safe for use" on a non-zero return value, which indicates that the - * difference has underflowed or been truncated. + * *@d holds the results of the attempted subtraction, regardless of whether + * wrap-around occurred. */ #define check_sub_overflow(a, b, d) \ __must_check_overflow(__builtin_sub_overflow(a, b, d)) /** + * wrapping_sub() - Intentionally perform a wrapping subtraction + * @type: type for result of calculation + * @a: minuend; value to subtract from + * @b: subtrahend; value to subtract from @a + * + * Return the potentially wrapped-around subtraction without + * tripping any wrap-around sanitizers that may be enabled. + */ +#define wrapping_sub(type, a, b) \ + ({ \ + type __val; \ + __builtin_sub_overflow(a, b, &__val); \ + __val; \ + }) + +/** + * wrapping_assign_sub() - Intentionally perform a wrapping decrement assign + * @var: variable to be decremented + * @offset: amount to subtract + * + * Decrements @var by @offset with wrap-around. Returns the resulting + * value of @var. Will not trip any wrap-around sanitizers. + * + * Returns the new value of @var. + */ +#define wrapping_assign_sub(var, offset) \ + ({ \ + typeof(var) *__ptr = &(var); \ + *__ptr = wrapping_sub(typeof(var), *__ptr, offset); \ + }) + +/** * check_mul_overflow() - Calculate multiplication with overflow checking * @a: first factor * @b: second factor * @d: pointer to store product * - * Returns 0 on success. + * Returns true on wrap-around, false otherwise. * - * *@d holds the results of the attempted multiplication, but is not - * considered "safe for use" on a non-zero return value, which indicates - * that the product has overflowed or been truncated. + * *@d holds the results of the attempted multiplication, regardless of whether + * wrap-around occurred. */ #define check_mul_overflow(a, b, d) \ __must_check_overflow(__builtin_mul_overflow(a, b, d)) /** + * wrapping_mul() - Intentionally perform a wrapping multiplication + * @type: type for result of calculation + * @a: first factor + * @b: second factor + * + * Return the potentially wrapped-around multiplication without + * tripping any wrap-around sanitizers that may be enabled. + */ +#define wrapping_mul(type, a, b) \ + ({ \ + type __val; \ + __builtin_mul_overflow(a, b, &__val); \ + __val; \ + }) + +/** * check_shl_overflow() - Calculate a left-shifted value and check overflow * @a: Value to be shifted * @s: How many bits left to shift @@ -122,7 +199,7 @@ static inline bool __must_check __must_check_overflow(bool overflow) typeof(a) _a = a; \ typeof(s) _s = s; \ typeof(d) _d = d; \ - u64 _a_full = _a; \ + unsigned long long _a_full = _a; \ unsigned int _to_shift = \ is_non_negative(_s) && _s < 8 * sizeof(*d) ? _s : 0; \ *_d = (_a_full << _to_shift); \ diff --git a/include/linux/padata.h b/include/linux/padata.h index 495b16b6b4..0146daf344 100644 --- a/include/linux/padata.h +++ b/include/linux/padata.h @@ -137,6 +137,7 @@ struct padata_shell { * appropriate for one worker thread to do at once. * @max_threads: Max threads to use for the job, actual number may be less * depending on task size and minimum chunk size. + * @numa_aware: Distribute jobs to different nodes with CPU in a round robin fashion. */ struct padata_mt_job { void (*thread_fn)(unsigned long start, unsigned long end, void *arg); @@ -146,6 +147,7 @@ struct padata_mt_job { unsigned long align; unsigned long min_chunk; int max_threads; + bool numa_aware; }; /** @@ -178,10 +180,6 @@ struct padata_instance { #ifdef CONFIG_PADATA extern void __init padata_init(void); -#else -static inline void __init padata_init(void) {} -#endif - extern struct padata_instance *padata_alloc(const char *name); extern void padata_free(struct padata_instance *pinst); extern struct padata_shell *padata_alloc_shell(struct padata_instance *pinst); @@ -192,4 +190,12 @@ extern void padata_do_serial(struct padata_priv *padata); extern void __init padata_do_multithreaded(struct padata_mt_job *job); extern int padata_set_cpumask(struct padata_instance *pinst, int cpumask_type, cpumask_var_t cpumask); +#else +static inline void __init padata_init(void) {} +static inline void __init padata_do_multithreaded(struct padata_mt_job *job) +{ + job->thread_fn(job->start, job->start + job->size, job->fn_arg); +} +#endif + #endif diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index 68e9973cd6..4bf1c25fd1 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -236,7 +236,7 @@ static inline const struct page *page_fixed_fake_head(const struct page *page) } #endif -static __always_inline int page_is_fake_head(struct page *page) +static __always_inline int page_is_fake_head(const struct page *page) { return page_fixed_fake_head(page) != page; } @@ -280,12 +280,12 @@ static inline unsigned long _compound_head(const struct page *page) */ #define folio_page(folio, n) nth_page(&(folio)->page, n) -static __always_inline int PageTail(struct page *page) +static __always_inline int PageTail(const struct page *page) { return READ_ONCE(page->compound_head) & 1 || page_is_fake_head(page); } -static __always_inline int PageCompound(struct page *page) +static __always_inline int PageCompound(const struct page *page) { return test_bit(PG_head, &page->flags) || READ_ONCE(page->compound_head) & 1; @@ -305,6 +305,16 @@ static inline void page_init_poison(struct page *page, size_t size) } #endif +static const unsigned long *const_folio_flags(const struct folio *folio, + unsigned n) +{ + const struct page *page = &folio->page; + + VM_BUG_ON_PGFLAGS(PageTail(page), page); + VM_BUG_ON_PGFLAGS(n > 0 && !test_bit(PG_head, &page->flags), page); + return &page[n].flags; +} + static unsigned long *folio_flags(struct folio *folio, unsigned n) { struct page *page = &folio->page; @@ -327,9 +337,6 @@ static unsigned long *folio_flags(struct folio *folio, unsigned n) * for compound page all operations related to the page flag applied to * head page. * - * PF_ONLY_HEAD: - * for compound page, callers only ever operate on the head page. - * * PF_NO_TAIL: * modifications of the page flag must be done on small or head pages, * checks can be done on tail pages too. @@ -345,9 +352,6 @@ static unsigned long *folio_flags(struct folio *folio, unsigned n) page; }) #define PF_ANY(page, enforce) PF_POISONED_CHECK(page) #define PF_HEAD(page, enforce) PF_POISONED_CHECK(compound_head(page)) -#define PF_ONLY_HEAD(page, enforce) ({ \ - VM_BUG_ON_PGFLAGS(PageTail(page), page); \ - PF_POISONED_CHECK(page); }) #define PF_NO_TAIL(page, enforce) ({ \ VM_BUG_ON_PGFLAGS(enforce && PageTail(page), page); \ PF_POISONED_CHECK(compound_head(page)); }) @@ -361,59 +365,81 @@ static unsigned long *folio_flags(struct folio *folio, unsigned n) /* Which page is the flag stored in */ #define FOLIO_PF_ANY 0 #define FOLIO_PF_HEAD 0 -#define FOLIO_PF_ONLY_HEAD 0 #define FOLIO_PF_NO_TAIL 0 #define FOLIO_PF_NO_COMPOUND 0 #define FOLIO_PF_SECOND 1 +#define FOLIO_HEAD_PAGE 0 +#define FOLIO_SECOND_PAGE 1 + /* * Macros to create function definitions for page flags */ +#define FOLIO_TEST_FLAG(name, page) \ +static __always_inline bool folio_test_##name(const struct folio *folio) \ +{ return test_bit(PG_##name, const_folio_flags(folio, page)); } + +#define FOLIO_SET_FLAG(name, page) \ +static __always_inline void folio_set_##name(struct folio *folio) \ +{ set_bit(PG_##name, folio_flags(folio, page)); } + +#define FOLIO_CLEAR_FLAG(name, page) \ +static __always_inline void folio_clear_##name(struct folio *folio) \ +{ clear_bit(PG_##name, folio_flags(folio, page)); } + +#define __FOLIO_SET_FLAG(name, page) \ +static __always_inline void __folio_set_##name(struct folio *folio) \ +{ __set_bit(PG_##name, folio_flags(folio, page)); } + +#define __FOLIO_CLEAR_FLAG(name, page) \ +static __always_inline void __folio_clear_##name(struct folio *folio) \ +{ __clear_bit(PG_##name, folio_flags(folio, page)); } + +#define FOLIO_TEST_SET_FLAG(name, page) \ +static __always_inline bool folio_test_set_##name(struct folio *folio) \ +{ return test_and_set_bit(PG_##name, folio_flags(folio, page)); } + +#define FOLIO_TEST_CLEAR_FLAG(name, page) \ +static __always_inline bool folio_test_clear_##name(struct folio *folio) \ +{ return test_and_clear_bit(PG_##name, folio_flags(folio, page)); } + +#define FOLIO_FLAG(name, page) \ +FOLIO_TEST_FLAG(name, page) \ +FOLIO_SET_FLAG(name, page) \ +FOLIO_CLEAR_FLAG(name, page) + #define TESTPAGEFLAG(uname, lname, policy) \ -static __always_inline bool folio_test_##lname(struct folio *folio) \ -{ return test_bit(PG_##lname, folio_flags(folio, FOLIO_##policy)); } \ -static __always_inline int Page##uname(struct page *page) \ +FOLIO_TEST_FLAG(lname, FOLIO_##policy) \ +static __always_inline int Page##uname(const struct page *page) \ { return test_bit(PG_##lname, &policy(page, 0)->flags); } #define SETPAGEFLAG(uname, lname, policy) \ -static __always_inline \ -void folio_set_##lname(struct folio *folio) \ -{ set_bit(PG_##lname, folio_flags(folio, FOLIO_##policy)); } \ +FOLIO_SET_FLAG(lname, FOLIO_##policy) \ static __always_inline void SetPage##uname(struct page *page) \ { set_bit(PG_##lname, &policy(page, 1)->flags); } #define CLEARPAGEFLAG(uname, lname, policy) \ -static __always_inline \ -void folio_clear_##lname(struct folio *folio) \ -{ clear_bit(PG_##lname, folio_flags(folio, FOLIO_##policy)); } \ +FOLIO_CLEAR_FLAG(lname, FOLIO_##policy) \ static __always_inline void ClearPage##uname(struct page *page) \ { clear_bit(PG_##lname, &policy(page, 1)->flags); } #define __SETPAGEFLAG(uname, lname, policy) \ -static __always_inline \ -void __folio_set_##lname(struct folio *folio) \ -{ __set_bit(PG_##lname, folio_flags(folio, FOLIO_##policy)); } \ +__FOLIO_SET_FLAG(lname, FOLIO_##policy) \ static __always_inline void __SetPage##uname(struct page *page) \ { __set_bit(PG_##lname, &policy(page, 1)->flags); } #define __CLEARPAGEFLAG(uname, lname, policy) \ -static __always_inline \ -void __folio_clear_##lname(struct folio *folio) \ -{ __clear_bit(PG_##lname, folio_flags(folio, FOLIO_##policy)); } \ +__FOLIO_CLEAR_FLAG(lname, FOLIO_##policy) \ static __always_inline void __ClearPage##uname(struct page *page) \ { __clear_bit(PG_##lname, &policy(page, 1)->flags); } #define TESTSETFLAG(uname, lname, policy) \ -static __always_inline \ -bool folio_test_set_##lname(struct folio *folio) \ -{ return test_and_set_bit(PG_##lname, folio_flags(folio, FOLIO_##policy)); } \ +FOLIO_TEST_SET_FLAG(lname, FOLIO_##policy) \ static __always_inline int TestSetPage##uname(struct page *page) \ { return test_and_set_bit(PG_##lname, &policy(page, 1)->flags); } #define TESTCLEARFLAG(uname, lname, policy) \ -static __always_inline \ -bool folio_test_clear_##lname(struct folio *folio) \ -{ return test_and_clear_bit(PG_##lname, folio_flags(folio, FOLIO_##policy)); } \ +FOLIO_TEST_CLEAR_FLAG(lname, FOLIO_##policy) \ static __always_inline int TestClearPage##uname(struct page *page) \ { return test_and_clear_bit(PG_##lname, &policy(page, 1)->flags); } @@ -485,7 +511,7 @@ static inline int TestClearPage##uname(struct page *page) { return 0; } TESTSETFLAG_FALSE(uname, lname) TESTCLEARFLAG_FALSE(uname, lname) __PAGEFLAG(Locked, locked, PF_NO_TAIL) -PAGEFLAG(Waiters, waiters, PF_ONLY_HEAD) +FOLIO_FLAG(waiters, FOLIO_HEAD_PAGE) PAGEFLAG(Error, error, PF_NO_TAIL) TESTCLEARFLAG(Error, error, PF_NO_TAIL) PAGEFLAG(Referenced, referenced, PF_HEAD) TESTCLEARFLAG(Referenced, referenced, PF_HEAD) @@ -552,13 +578,13 @@ PAGEFLAG_FALSE(HighMem, highmem) #endif #ifdef CONFIG_SWAP -static __always_inline bool folio_test_swapcache(struct folio *folio) +static __always_inline bool folio_test_swapcache(const struct folio *folio) { return folio_test_swapbacked(folio) && - test_bit(PG_swapcache, folio_flags(folio, 0)); + test_bit(PG_swapcache, const_folio_flags(folio, 0)); } -static __always_inline bool PageSwapCache(struct page *page) +static __always_inline bool PageSwapCache(const struct page *page) { return folio_test_swapcache(page_folio(page)); } @@ -603,10 +629,10 @@ PAGEFLAG_FALSE(HWPoison, hwpoison) #endif #if defined(CONFIG_PAGE_IDLE_FLAG) && defined(CONFIG_64BIT) -TESTPAGEFLAG(Young, young, PF_ANY) -SETPAGEFLAG(Young, young, PF_ANY) -TESTCLEARFLAG(Young, young, PF_ANY) -PAGEFLAG(Idle, idle, PF_ANY) +FOLIO_TEST_FLAG(young, FOLIO_HEAD_PAGE) +FOLIO_SET_FLAG(young, FOLIO_HEAD_PAGE) +FOLIO_TEST_CLEAR_FLAG(young, FOLIO_HEAD_PAGE) +FOLIO_FLAG(idle, FOLIO_HEAD_PAGE) #endif /* @@ -657,22 +683,22 @@ PAGEFLAG_FALSE(VmemmapSelfHosted, vmemmap_self_hosted) */ #define PAGE_MAPPING_DAX_SHARED ((void *)0x1) -static __always_inline bool folio_mapping_flags(struct folio *folio) +static __always_inline bool folio_mapping_flags(const struct folio *folio) { return ((unsigned long)folio->mapping & PAGE_MAPPING_FLAGS) != 0; } -static __always_inline int PageMappingFlags(struct page *page) +static __always_inline int PageMappingFlags(const struct page *page) { return ((unsigned long)page->mapping & PAGE_MAPPING_FLAGS) != 0; } -static __always_inline bool folio_test_anon(struct folio *folio) +static __always_inline bool folio_test_anon(const struct folio *folio) { return ((unsigned long)folio->mapping & PAGE_MAPPING_ANON) != 0; } -static __always_inline bool PageAnon(struct page *page) +static __always_inline bool PageAnon(const struct page *page) { return folio_test_anon(page_folio(page)); } @@ -683,7 +709,7 @@ static __always_inline bool __folio_test_movable(const struct folio *folio) PAGE_MAPPING_MOVABLE; } -static __always_inline int __PageMovable(struct page *page) +static __always_inline int __PageMovable(const struct page *page) { return ((unsigned long)page->mapping & PAGE_MAPPING_FLAGS) == PAGE_MAPPING_MOVABLE; @@ -696,13 +722,13 @@ static __always_inline int __PageMovable(struct page *page) * is found in VM_MERGEABLE vmas. It's a PageAnon page, pointing not to any * anon_vma, but to that page's node of the stable tree. */ -static __always_inline bool folio_test_ksm(struct folio *folio) +static __always_inline bool folio_test_ksm(const struct folio *folio) { return ((unsigned long)folio->mapping & PAGE_MAPPING_FLAGS) == PAGE_MAPPING_KSM; } -static __always_inline bool PageKsm(struct page *page) +static __always_inline bool PageKsm(const struct page *page) { return folio_test_ksm(page_folio(page)); } @@ -741,9 +767,9 @@ static inline bool folio_xor_flags_has_waiters(struct folio *folio, * some of the bytes in it may be; see the is_partially_uptodate() * address_space operation. */ -static inline bool folio_test_uptodate(struct folio *folio) +static inline bool folio_test_uptodate(const struct folio *folio) { - bool ret = test_bit(PG_uptodate, folio_flags(folio, 0)); + bool ret = test_bit(PG_uptodate, const_folio_flags(folio, 0)); /* * Must ensure that the data we read out of the folio is loaded * _after_ we've loaded folio->flags to check the uptodate bit. @@ -758,7 +784,7 @@ static inline bool folio_test_uptodate(struct folio *folio) return ret; } -static inline int PageUptodate(struct page *page) +static inline int PageUptodate(const struct page *page) { return folio_test_uptodate(page_folio(page)); } @@ -800,12 +826,12 @@ void set_page_writeback(struct page *page); #define folio_start_writeback_keepwrite(folio) \ __folio_start_writeback(folio, true) -static __always_inline bool folio_test_head(struct folio *folio) +static __always_inline bool folio_test_head(const struct folio *folio) { - return test_bit(PG_head, folio_flags(folio, FOLIO_PF_ANY)); + return test_bit(PG_head, const_folio_flags(folio, FOLIO_PF_ANY)); } -static __always_inline int PageHead(struct page *page) +static __always_inline int PageHead(const struct page *page) { PF_POISONED_CHECK(page); return test_bit(PG_head, &page->flags) && !page_is_fake_head(page); @@ -821,7 +847,7 @@ CLEARPAGEFLAG(Head, head, PF_ANY) * * Return: True if the folio is larger than one page. */ -static inline bool folio_test_large(struct folio *folio) +static inline bool folio_test_large(const struct folio *folio) { return folio_test_head(folio); } @@ -858,7 +884,7 @@ TESTPAGEFLAG_FALSE(LargeRmappable, large_rmappable) * hugetlbfs pages, but not normal pages. PageTransHuge() can only be * called only in the core VM paths where hugetlbfs pages can't exist. */ -static inline int PageTransHuge(struct page *page) +static inline int PageTransHuge(const struct page *page) { VM_BUG_ON_PAGE(PageTail(page), page); return PageHead(page); @@ -869,7 +895,7 @@ static inline int PageTransHuge(struct page *page) * and hugetlbfs pages, so it should only be called when it's known * that hugetlbfs pages aren't involved. */ -static inline int PageTransCompound(struct page *page) +static inline int PageTransCompound(const struct page *page) { return PageCompound(page); } @@ -879,7 +905,7 @@ static inline int PageTransCompound(struct page *page) * and hugetlbfs pages, so it should only be called when it's known * that hugetlbfs pages aren't involved. */ -static inline int PageTransTail(struct page *page) +static inline int PageTransTail(const struct page *page) { return PageTail(page); } @@ -932,7 +958,7 @@ static inline int page_type_has_type(unsigned int page_type) return (int)page_type < PAGE_MAPCOUNT_RESERVE; } -static inline int page_has_type(struct page *page) +static inline int page_has_type(const struct page *page) { return page_type_has_type(page->page_type); } @@ -1050,7 +1076,7 @@ extern bool is_free_buddy_page(struct page *page); PAGEFLAG(Isolated, isolated, PF_ANY); -static __always_inline int PageAnonExclusive(struct page *page) +static __always_inline int PageAnonExclusive(const struct page *page) { VM_BUG_ON_PGFLAGS(!PageAnon(page), page); VM_BUG_ON_PGFLAGS(PageHuge(page) && !PageHead(page), page); @@ -1123,19 +1149,18 @@ static __always_inline void __ClearPageAnonExclusive(struct page *page) * Determine if a page has private stuff, indicating that release routines * should be invoked upon it. */ -static inline int page_has_private(struct page *page) +static inline int page_has_private(const struct page *page) { return !!(page->flags & PAGE_FLAGS_PRIVATE); } -static inline bool folio_has_private(struct folio *folio) +static inline bool folio_has_private(const struct folio *folio) { return page_has_private(&folio->page); } #undef PF_ANY #undef PF_HEAD -#undef PF_ONLY_HEAD #undef PF_NO_TAIL #undef PF_NO_COMPOUND #undef PF_SECOND diff --git a/include/linux/page_counter.h b/include/linux/page_counter.h index c141ea9a95..8cd858d912 100644 --- a/include/linux/page_counter.h +++ b/include/linux/page_counter.h @@ -4,7 +4,7 @@ #include <linux/atomic.h> #include <linux/cache.h> -#include <linux/kernel.h> +#include <linux/limits.h> #include <asm/page.h> struct page_counter { diff --git a/include/linux/page_owner.h b/include/linux/page_owner.h index 119a0c9d2a..debdc25f08 100644 --- a/include/linux/page_owner.h +++ b/include/linux/page_owner.h @@ -11,7 +11,8 @@ extern struct page_ext_operations page_owner_ops; extern void __reset_page_owner(struct page *page, unsigned short order); extern void __set_page_owner(struct page *page, unsigned short order, gfp_t gfp_mask); -extern void __split_page_owner(struct page *page, unsigned int nr); +extern void __split_page_owner(struct page *page, int old_order, + int new_order); extern void __folio_copy_owner(struct folio *newfolio, struct folio *old); extern void __set_page_owner_migrate_reason(struct page *page, int reason); extern void __dump_page_owner(const struct page *page); @@ -31,10 +32,11 @@ static inline void set_page_owner(struct page *page, __set_page_owner(page, order, gfp_mask); } -static inline void split_page_owner(struct page *page, unsigned int nr) +static inline void split_page_owner(struct page *page, int old_order, + int new_order) { if (static_branch_unlikely(&page_owner_inited)) - __split_page_owner(page, nr); + __split_page_owner(page, old_order, new_order); } static inline void folio_copy_owner(struct folio *newfolio, struct folio *old) { @@ -56,11 +58,11 @@ static inline void reset_page_owner(struct page *page, unsigned short order) { } static inline void set_page_owner(struct page *page, - unsigned int order, gfp_t gfp_mask) + unsigned short order, gfp_t gfp_mask) { } -static inline void split_page_owner(struct page *page, - unsigned short order) +static inline void split_page_owner(struct page *page, int old_order, + int new_order) { } static inline void folio_copy_owner(struct folio *newfolio, struct folio *folio) diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h index 2df35e6555..d31e59e2e4 100644 --- a/include/linux/pagemap.h +++ b/include/linux/pagemap.h @@ -344,6 +344,19 @@ static inline void mapping_set_gfp_mask(struct address_space *m, gfp_t mask) m->gfp_mask = mask; } +/* + * There are some parts of the kernel which assume that PMD entries + * are exactly HPAGE_PMD_ORDER. Those should be fixed, but until then, + * limit the maximum allocation order to PMD size. I'm not aware of any + * assumptions about maximum order if THP are disabled, but 8 seems like + * a good order (that's 1MB if you're using 4kB pages) + */ +#ifdef CONFIG_TRANSPARENT_HUGEPAGE +#define MAX_PAGECACHE_ORDER HPAGE_PMD_ORDER +#else +#define MAX_PAGECACHE_ORDER 8 +#endif + /** * mapping_set_large_folios() - Indicate the file supports large folios. * @mapping: The file. @@ -366,10 +379,22 @@ static inline void mapping_set_large_folios(struct address_space *mapping) */ static inline bool mapping_large_folio_support(struct address_space *mapping) { + /* AS_LARGE_FOLIO_SUPPORT is only reasonable for pagecache folios */ + VM_WARN_ONCE((unsigned long)mapping & PAGE_MAPPING_ANON, + "Anonymous mapping always supports large folio"); + return IS_ENABLED(CONFIG_TRANSPARENT_HUGEPAGE) && test_bit(AS_LARGE_FOLIO_SUPPORT, &mapping->flags); } +/* Return the maximum folio size for this pagecache mapping, in bytes. */ +static inline size_t mapping_max_folio_size(struct address_space *mapping) +{ + if (mapping_large_folio_support(mapping)) + return PAGE_SIZE << MAX_PAGECACHE_ORDER; + return PAGE_SIZE; +} + static inline int filemap_nr_thps(struct address_space *mapping) { #ifdef CONFIG_READ_ONLY_THP_FOR_FS @@ -528,19 +553,6 @@ static inline void *detach_page_private(struct page *page) return folio_detach_private(page_folio(page)); } -/* - * There are some parts of the kernel which assume that PMD entries - * are exactly HPAGE_PMD_ORDER. Those should be fixed, but until then, - * limit the maximum allocation order to PMD size. I'm not aware of any - * assumptions about maximum order if THP are disabled, but 8 seems like - * a good order (that's 1MB if you're using 4kB pages) - */ -#ifdef CONFIG_TRANSPARENT_HUGEPAGE -#define MAX_PAGECACHE_ORDER HPAGE_PMD_ORDER -#else -#define MAX_PAGECACHE_ORDER 8 -#endif - #ifdef CONFIG_NUMA struct folio *filemap_alloc_folio(gfp_t gfp, unsigned int order); #else diff --git a/include/linux/pagevec.h b/include/linux/pagevec.h index 87cc678adc..5d3a0cccc6 100644 --- a/include/linux/pagevec.h +++ b/include/linux/pagevec.h @@ -11,8 +11,8 @@ #include <linux/types.h> -/* 15 pointers + header align the folio_batch structure to a power of two */ -#define PAGEVEC_SIZE 15 +/* 31 pointers + header align the folio_batch structure to a power of two */ +#define PAGEVEC_SIZE 31 struct folio; @@ -27,6 +27,7 @@ struct folio; */ struct folio_batch { unsigned char nr; + unsigned char i; bool percpu_pvec_drained; struct folio *folios[PAGEVEC_SIZE]; }; @@ -40,12 +41,14 @@ struct folio_batch { static inline void folio_batch_init(struct folio_batch *fbatch) { fbatch->nr = 0; + fbatch->i = 0; fbatch->percpu_pvec_drained = false; } static inline void folio_batch_reinit(struct folio_batch *fbatch) { fbatch->nr = 0; + fbatch->i = 0; } static inline unsigned int folio_batch_count(struct folio_batch *fbatch) @@ -75,6 +78,21 @@ static inline unsigned folio_batch_add(struct folio_batch *fbatch, return folio_batch_space(fbatch); } +/** + * folio_batch_next - Return the next folio to process. + * @fbatch: The folio batch being processed. + * + * Use this function to implement a queue of folios. + * + * Return: The next folio in the queue, or NULL if the queue is empty. + */ +static inline struct folio *folio_batch_next(struct folio_batch *fbatch) +{ + if (fbatch->i == fbatch->nr) + return NULL; + return fbatch->folios[fbatch->i++]; +} + void __folio_batch_release(struct folio_batch *pvec); static inline void folio_batch_release(struct folio_batch *fbatch) diff --git a/include/linux/pci-epc.h b/include/linux/pci-epc.h index 40ea18f5aa..cc2f70d061 100644 --- a/include/linux/pci-epc.h +++ b/include/linux/pci-epc.h @@ -146,15 +146,44 @@ struct pci_epc { }; /** + * @BAR_PROGRAMMABLE: The BAR mask can be configured by the EPC. + * @BAR_FIXED: The BAR mask is fixed by the hardware. + * @BAR_RESERVED: The BAR should not be touched by an EPF driver. + */ +enum pci_epc_bar_type { + BAR_PROGRAMMABLE = 0, + BAR_FIXED, + BAR_RESERVED, +}; + +/** + * struct pci_epc_bar_desc - hardware description for a BAR + * @type: the type of the BAR + * @fixed_size: the fixed size, only applicable if type is BAR_FIXED_MASK. + * @only_64bit: if true, an EPF driver is not allowed to choose if this BAR + * should be configured as 32-bit or 64-bit, the EPF driver must + * configure this BAR as 64-bit. Additionally, the BAR succeeding + * this BAR must be set to type BAR_RESERVED. + * + * only_64bit should not be set on a BAR of type BAR_RESERVED. + * (If BARx is a 64-bit BAR that an EPF driver is not allowed to + * touch, then both BARx and BARx+1 must be set to type + * BAR_RESERVED.) + */ +struct pci_epc_bar_desc { + enum pci_epc_bar_type type; + u64 fixed_size; + bool only_64bit; +}; + +/** * struct pci_epc_features - features supported by a EPC device per function * @linkup_notifier: indicate if the EPC device can notify EPF driver on link up * @core_init_notifier: indicate cores that can notify about their availability * for initialization * @msi_capable: indicate if the endpoint function has MSI capability * @msix_capable: indicate if the endpoint function has MSI-X capability - * @reserved_bar: bitmap to indicate reserved BAR unavailable to function driver - * @bar_fixed_64bit: bitmap to indicate fixed 64bit BARs - * @bar_fixed_size: Array specifying the size supported by each BAR + * @bar: array specifying the hardware description for each BAR * @align: alignment size required for BAR buffer allocation */ struct pci_epc_features { @@ -162,9 +191,7 @@ struct pci_epc_features { unsigned int core_init_notifier : 1; unsigned int msi_capable : 1; unsigned int msix_capable : 1; - u8 reserved_bar; - u8 bar_fixed_64bit; - u64 bar_fixed_size[PCI_STD_NUM_BARS]; + struct pci_epc_bar_desc bar[PCI_STD_NUM_BARS]; size_t align; }; diff --git a/include/linux/pci-epf.h b/include/linux/pci-epf.h index 77b146e0f6..adee6a1b35 100644 --- a/include/linux/pci-epf.h +++ b/include/linux/pci-epf.h @@ -15,6 +15,7 @@ #include <linux/pci.h> struct pci_epf; +struct pci_epc_features; enum pci_epc_interface_type; enum pci_barno { @@ -216,7 +217,8 @@ int __pci_epf_register_driver(struct pci_epf_driver *driver, struct module *owner); void pci_epf_unregister_driver(struct pci_epf_driver *driver); void *pci_epf_alloc_space(struct pci_epf *epf, size_t size, enum pci_barno bar, - size_t align, enum pci_epc_interface_type type); + const struct pci_epc_features *epc_features, + enum pci_epc_interface_type type); void pci_epf_free_space(struct pci_epf *epf, void *addr, enum pci_barno bar, enum pci_epc_interface_type type); int pci_epf_bind(struct pci_epf *epf); diff --git a/include/linux/pci.h b/include/linux/pci.h index 213109d3c6..6f9c5ed5eb 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -390,9 +390,9 @@ struct pci_dev { unsigned int d3hot_delay; /* D3hot->D0 transition time in ms */ unsigned int d3cold_delay; /* D3cold->D0 transition time in ms */ + u16 l1ss; /* L1SS Capability pointer */ #ifdef CONFIG_PCIEASPM struct pcie_link_state *link_state; /* ASPM link state */ - u16 l1ss; /* L1SS Capability pointer */ unsigned int ltr_path:1; /* Latency Tolerance Reporting supported from root to here */ #endif @@ -2519,7 +2519,12 @@ static inline struct pci_dev *pcie_find_root_port(struct pci_dev *dev) static inline bool pci_dev_is_disconnected(const struct pci_dev *dev) { - return dev->error_state == pci_channel_io_perm_failure; + /* + * error_state is set in pci_dev_set_io_state() using xchg/cmpxchg() + * and read w/o common lock. READ_ONCE() ensures compiler cannot cache + * the value (e.g. inside the loop in pci_dev_wait()). + */ + return READ_ONCE(dev->error_state) == pci_channel_io_perm_failure; } void pci_request_acs(void); diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 5bfa57a5f7..4beb29907c 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -580,6 +580,7 @@ #define PCI_DEVICE_ID_AMD_19H_M78H_DF_F3 0x12fb #define PCI_DEVICE_ID_AMD_1AH_M00H_DF_F3 0x12c3 #define PCI_DEVICE_ID_AMD_1AH_M20H_DF_F3 0x16fb +#define PCI_DEVICE_ID_AMD_1AH_M70H_DF_F3 0x12bb #define PCI_DEVICE_ID_AMD_MI200_DF_F3 0x14d3 #define PCI_DEVICE_ID_AMD_MI300_DF_F3 0x152b #define PCI_DEVICE_ID_AMD_VANGOGH_USB 0x163a diff --git a/include/linux/peci.h b/include/linux/peci.h index 9b3d36aff4..90e241458e 100644 --- a/include/linux/peci.h +++ b/include/linux/peci.h @@ -58,7 +58,6 @@ static inline struct peci_controller *to_peci_controller(void *d) /** * struct peci_device - PECI device * @dev: device object to register PECI device to the device model - * @controller: manages the bus segment hosting this PECI device * @info: PECI device characteristics * @info.family: device family * @info.model: device model diff --git a/include/linux/pgtable.h b/include/linux/pgtable.h index f6d0e35139..85fc7554cd 100644 --- a/include/linux/pgtable.h +++ b/include/linux/pgtable.h @@ -212,15 +212,37 @@ static inline int pmd_dirty(pmd_t pmd) #define arch_flush_lazy_mmu_mode() do {} while (0) #endif -#ifndef set_ptes +#ifndef pte_batch_hint +/** + * pte_batch_hint - Number of pages that can be added to batch without scanning. + * @ptep: Page table pointer for the entry. + * @pte: Page table entry. + * + * Some architectures know that a set of contiguous ptes all map the same + * contiguous memory with the same permissions. In this case, it can provide a + * hint to aid pte batching without the core code needing to scan every pte. + * + * An architecture implementation may ignore the PTE accessed state. Further, + * the dirty state must apply atomically to all the PTEs described by the hint. + * + * May be overridden by the architecture, else pte_batch_hint is always 1. + */ +static inline unsigned int pte_batch_hint(pte_t *ptep, pte_t pte) +{ + return 1; +} +#endif -#ifndef pte_next_pfn -static inline pte_t pte_next_pfn(pte_t pte) +#ifndef pte_advance_pfn +static inline pte_t pte_advance_pfn(pte_t pte, unsigned long nr) { - return __pte(pte_val(pte) + (1UL << PFN_PTE_SHIFT)); + return __pte(pte_val(pte) + (nr << PFN_PTE_SHIFT)); } #endif +#define pte_next_pfn(pte) pte_advance_pfn(pte, 1) + +#ifndef set_ptes /** * set_ptes - Map consecutive pages to a contiguous range of addresses. * @mm: Address space to map the pages into. @@ -229,6 +251,10 @@ static inline pte_t pte_next_pfn(pte_t pte) * @pte: Page table entry for the first page. * @nr: Number of pages to map. * + * When nr==1, initial state of pte may be present or not present, and new state + * may be present or not present. When nr>1, initial state of all ptes must be + * not present, and new state must be present. + * * May be overridden by the architecture, or the architecture can define * set_pte() and PFN_PTE_SHIFT. * @@ -580,6 +606,76 @@ static inline pte_t ptep_get_and_clear_full(struct mm_struct *mm, } #endif +#ifndef get_and_clear_full_ptes +/** + * get_and_clear_full_ptes - Clear present PTEs that map consecutive pages of + * the same folio, collecting dirty/accessed bits. + * @mm: Address space the pages are mapped into. + * @addr: Address the first page is mapped at. + * @ptep: Page table pointer for the first entry. + * @nr: Number of entries to clear. + * @full: Whether we are clearing a full mm. + * + * May be overridden by the architecture; otherwise, implemented as a simple + * loop over ptep_get_and_clear_full(), merging dirty/accessed bits into the + * returned PTE. + * + * Note that PTE bits in the PTE range besides the PFN can differ. For example, + * some PTEs might be write-protected. + * + * Context: The caller holds the page table lock. The PTEs map consecutive + * pages that belong to the same folio. The PTEs are all in the same PMD. + */ +static inline pte_t get_and_clear_full_ptes(struct mm_struct *mm, + unsigned long addr, pte_t *ptep, unsigned int nr, int full) +{ + pte_t pte, tmp_pte; + + pte = ptep_get_and_clear_full(mm, addr, ptep, full); + while (--nr) { + ptep++; + addr += PAGE_SIZE; + tmp_pte = ptep_get_and_clear_full(mm, addr, ptep, full); + if (pte_dirty(tmp_pte)) + pte = pte_mkdirty(pte); + if (pte_young(tmp_pte)) + pte = pte_mkyoung(pte); + } + return pte; +} +#endif + +#ifndef clear_full_ptes +/** + * clear_full_ptes - Clear present PTEs that map consecutive pages of the same + * folio. + * @mm: Address space the pages are mapped into. + * @addr: Address the first page is mapped at. + * @ptep: Page table pointer for the first entry. + * @nr: Number of entries to clear. + * @full: Whether we are clearing a full mm. + * + * May be overridden by the architecture; otherwise, implemented as a simple + * loop over ptep_get_and_clear_full(). + * + * Note that PTE bits in the PTE range besides the PFN can differ. For example, + * some PTEs might be write-protected. + * + * Context: The caller holds the page table lock. The PTEs map consecutive + * pages that belong to the same folio. The PTEs are all in the same PMD. + */ +static inline void clear_full_ptes(struct mm_struct *mm, unsigned long addr, + pte_t *ptep, unsigned int nr, int full) +{ + for (;;) { + ptep_get_and_clear_full(mm, addr, ptep, full); + if (--nr == 0) + break; + ptep++; + addr += PAGE_SIZE; + } +} +#endif /* * If two threads concurrently fault at the same page, the thread that @@ -650,6 +746,37 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addres } #endif +#ifndef wrprotect_ptes +/** + * wrprotect_ptes - Write-protect PTEs that map consecutive pages of the same + * folio. + * @mm: Address space the pages are mapped into. + * @addr: Address the first page is mapped at. + * @ptep: Page table pointer for the first entry. + * @nr: Number of entries to write-protect. + * + * May be overridden by the architecture; otherwise, implemented as a simple + * loop over ptep_set_wrprotect(). + * + * Note that PTE bits in the PTE range besides the PFN can differ. For example, + * some PTEs might be write-protected. + * + * Context: The caller holds the page table lock. The PTEs map consecutive + * pages that belong to the same folio. The PTEs are all in the same PMD. + */ +static inline void wrprotect_ptes(struct mm_struct *mm, unsigned long addr, + pte_t *ptep, unsigned int nr) +{ + for (;;) { + ptep_set_wrprotect(mm, addr, ptep); + if (--nr == 0) + break; + ptep++; + addr += PAGE_SIZE; + } +} +#endif + /* * On some architectures hardware does not set page access bit when accessing * memory page, it is responsibility of software setting this bit. It brings @@ -1650,16 +1777,16 @@ typedef unsigned int pgtbl_mod_mask; * Only meaningful when called on a valid entry. */ #ifndef pgd_leaf -#define pgd_leaf(x) 0 +#define pgd_leaf(x) false #endif #ifndef p4d_leaf -#define p4d_leaf(x) 0 +#define p4d_leaf(x) false #endif #ifndef pud_leaf -#define pud_leaf(x) 0 +#define pud_leaf(x) false #endif #ifndef pmd_leaf -#define pmd_leaf(x) 0 +#define pmd_leaf(x) false #endif #ifndef pgd_leaf_size diff --git a/include/linux/phy.h b/include/linux/phy.h index 684efaeca0..3f68b8239b 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -30,6 +30,7 @@ #include <linux/refcount.h> #include <linux/atomic.h> +#include <net/eee.h> #define PHY_DEFAULT_FEATURES (SUPPORTED_Autoneg | \ SUPPORTED_TP | \ @@ -54,6 +55,7 @@ extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_10gbit_features) __ro_after_init; extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_10gbit_fec_features) __ro_after_init; extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_10gbit_full_features) __ro_after_init; extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_eee_cap1_features) __ro_after_init; +extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_eee_cap2_features) __ro_after_init; #define PHY_BASIC_FEATURES ((unsigned long *)&phy_basic_features) #define PHY_BASIC_T1_FEATURES ((unsigned long *)&phy_basic_t1_features) @@ -65,6 +67,7 @@ extern __ETHTOOL_DECLARE_LINK_MODE_MASK(phy_eee_cap1_features) __ro_after_init; #define PHY_10GBIT_FEC_FEATURES ((unsigned long *)&phy_10gbit_fec_features) #define PHY_10GBIT_FULL_FEATURES ((unsigned long *)&phy_10gbit_full_features) #define PHY_EEE_CAP1_FEATURES ((unsigned long *)&phy_eee_cap1_features) +#define PHY_EEE_CAP2_FEATURES ((unsigned long *)&phy_eee_cap2_features) extern const int phy_basic_ports_array[3]; extern const int phy_fibre_port_array[1]; @@ -329,6 +332,7 @@ struct mdio_bus_stats { * struct phy_package_shared - Shared information in PHY packages * @base_addr: Base PHY address of PHY package used to combine PHYs * in one package and for offset calculation of phy_package_read/write + * @np: Pointer to the Device Node if PHY package defined in DT * @refcnt: Number of PHYs connected to this shared data * @flags: Initialization of PHY package * @priv_size: Size of the shared private data @priv @@ -340,6 +344,8 @@ struct mdio_bus_stats { */ struct phy_package_shared { u8 base_addr; + /* With PHY package defined in DT this points to the PHY package node */ + struct device_node *np; refcount_t refcnt; unsigned long flags; size_t priv_size; @@ -589,6 +595,8 @@ struct macsec_ops; * @supported_eee: supported PHY EEE linkmodes * @advertising_eee: Currently advertised EEE linkmodes * @eee_enabled: Flag indicating whether the EEE feature is enabled + * @enable_tx_lpi: When True, MAC should transmit LPI to PHY + * @eee_cfg: User configuration of EEE * @lp_advertising: Current link partner advertised linkmodes * @host_interfaces: PHY interface modes supported by host * @eee_broken_modes: Energy efficient ethernet modes which should be prohibited @@ -638,7 +646,7 @@ struct phy_device { /* Information about the PHY type */ /* And management functions */ - struct phy_driver *drv; + const struct phy_driver *drv; struct device_link *devlink; @@ -698,7 +706,7 @@ struct phy_device { __ETHTOOL_DECLARE_LINK_MODE_MASK(lp_advertising); /* used with phy_speed_down */ __ETHTOOL_DECLARE_LINK_MODE_MASK(adv_old); - /* used for eee validation */ + /* used for eee validation and configuration*/ __ETHTOOL_DECLARE_LINK_MODE_MASK(supported_eee); __ETHTOOL_DECLARE_LINK_MODE_MASK(advertising_eee); bool eee_enabled; @@ -708,6 +716,8 @@ struct phy_device { /* Energy efficient ethernet modes which should be prohibited */ u32 eee_broken_modes; + bool enable_tx_lpi; + struct eee_config eee_cfg; #ifdef CONFIG_LED_TRIGGER_PHY struct phy_led_trigger *phy_led_triggers; @@ -852,6 +862,15 @@ struct phy_plca_status { bool pst; }; +/* Modes for PHY LED configuration */ +enum phy_led_modes { + PHY_LED_ACTIVE_LOW = 0, + PHY_LED_INACTIVE_HIGH_IMPEDANCE = 1, + + /* keep it last */ + __PHY_LED_MODES_NUM, +}; + /** * struct phy_led: An LED driven by the PHY * @@ -1145,6 +1164,19 @@ struct phy_driver { int (*led_hw_control_get)(struct phy_device *dev, u8 index, unsigned long *rules); + /** + * @led_polarity_set: Set the LED polarity modes + * @dev: PHY device which has the LED + * @index: Which LED of the PHY device + * @modes: bitmap of LED polarity modes + * + * Configure LED with all the required polarity modes in @modes + * to make it correctly turn ON or OFF. + * + * Returns 0, or an error code. + */ + int (*led_polarity_set)(struct phy_device *dev, int index, + unsigned long modes); }; #define to_phy_driver(d) container_of(to_mdio_common_driver(d), \ struct phy_driver, mdiodrv) @@ -1851,7 +1883,7 @@ int genphy_write_mmd_unsupported(struct phy_device *phdev, int devnum, /* Clause 37 */ int genphy_c37_config_aneg(struct phy_device *phydev); -int genphy_c37_read_status(struct phy_device *phydev); +int genphy_c37_read_status(struct phy_device *phydev, bool *changed); /* Clause 45 PHY */ int genphy_c45_restart_aneg(struct phy_device *phydev); @@ -1886,9 +1918,9 @@ int genphy_c45_plca_get_status(struct phy_device *phydev, int genphy_c45_eee_is_active(struct phy_device *phydev, unsigned long *adv, unsigned long *lp, bool *is_enabled); int genphy_c45_ethtool_get_eee(struct phy_device *phydev, - struct ethtool_eee *data); + struct ethtool_keee *data); int genphy_c45_ethtool_set_eee(struct phy_device *phydev, - struct ethtool_eee *data); + struct ethtool_keee *data); int genphy_c45_write_eee_adv(struct phy_device *phydev, unsigned long *adv); int genphy_c45_an_config_eee_aneg(struct phy_device *phydev); int genphy_c45_read_eee_adv(struct phy_device *phydev, unsigned long *adv); @@ -1938,8 +1970,10 @@ int phy_get_rate_matching(struct phy_device *phydev, void phy_set_max_speed(struct phy_device *phydev, u32 max_speed); void phy_remove_link_mode(struct phy_device *phydev, u32 link_mode); void phy_advertise_supported(struct phy_device *phydev); +void phy_advertise_eee_all(struct phy_device *phydev); void phy_support_sym_pause(struct phy_device *phydev); void phy_support_asym_pause(struct phy_device *phydev); +void phy_support_eee(struct phy_device *phydev); void phy_set_sym_pause(struct phy_device *phydev, bool rx, bool tx, bool autoneg); void phy_set_asym_pause(struct phy_device *phydev, bool rx, bool tx); @@ -1966,8 +2000,8 @@ int phy_unregister_fixup_for_uid(u32 phy_uid, u32 phy_uid_mask); int phy_init_eee(struct phy_device *phydev, bool clk_stop_enable); int phy_get_eee_err(struct phy_device *phydev); -int phy_ethtool_set_eee(struct phy_device *phydev, struct ethtool_eee *data); -int phy_ethtool_get_eee(struct phy_device *phydev, struct ethtool_eee *data); +int phy_ethtool_set_eee(struct phy_device *phydev, struct ethtool_keee *data); +int phy_ethtool_get_eee(struct phy_device *phydev, struct ethtool_keee *data); int phy_ethtool_set_wol(struct phy_device *phydev, struct ethtool_wolinfo *wol); void phy_ethtool_get_wol(struct phy_device *phydev, struct ethtool_wolinfo *wol); @@ -1977,9 +2011,12 @@ int phy_ethtool_set_link_ksettings(struct net_device *ndev, const struct ethtool_link_ksettings *cmd); int phy_ethtool_nway_reset(struct net_device *ndev); int phy_package_join(struct phy_device *phydev, int base_addr, size_t priv_size); +int of_phy_package_join(struct phy_device *phydev, size_t priv_size); void phy_package_leave(struct phy_device *phydev); int devm_phy_package_join(struct device *dev, struct phy_device *phydev, int base_addr, size_t priv_size); +int devm_of_phy_package_join(struct device *dev, struct phy_device *phydev, + size_t priv_size); int __init mdio_bus_init(void); void mdio_bus_exit(void); @@ -2100,7 +2137,7 @@ static inline bool phy_package_probe_once(struct phy_device *phydev) return __phy_package_set_once(phydev, PHY_SHARED_F_PROBE_DONE); } -extern struct bus_type mdio_bus_type; +extern const struct bus_type mdio_bus_type; struct mdio_board_info { const char *bus_id; diff --git a/include/linux/phy/phy.h b/include/linux/phy/phy.h index f6d607ef0e..03cd5bae92 100644 --- a/include/linux/phy/phy.h +++ b/include/linux/phy/phy.h @@ -122,6 +122,11 @@ struct phy_ops { union phy_configure_opts *opts); int (*reset)(struct phy *phy); int (*calibrate)(struct phy *phy); + + /* notify phy connect status change */ + int (*connect)(struct phy *phy, int port); + int (*disconnect)(struct phy *phy, int port); + void (*release)(struct phy *phy); struct module *owner; }; @@ -176,7 +181,7 @@ struct phy_provider { struct module *owner; struct list_head list; struct phy * (*of_xlate)(struct device *dev, - struct of_phandle_args *args); + const struct of_phandle_args *args); }; /** @@ -243,6 +248,8 @@ static inline enum phy_mode phy_get_mode(struct phy *phy) } int phy_reset(struct phy *phy); int phy_calibrate(struct phy *phy); +int phy_notify_connect(struct phy *phy, int port); +int phy_notify_disconnect(struct phy *phy, int port); static inline int phy_get_bus_width(struct phy *phy) { return phy->attrs.bus_width; @@ -265,7 +272,7 @@ void phy_put(struct device *dev, struct phy *phy); void devm_phy_put(struct device *dev, struct phy *phy); struct phy *of_phy_get(struct device_node *np, const char *con_id); struct phy *of_phy_simple_xlate(struct device *dev, - struct of_phandle_args *args); + const struct of_phandle_args *args); struct phy *phy_create(struct device *dev, struct device_node *node, const struct phy_ops *ops); struct phy *devm_phy_create(struct device *dev, struct device_node *node, @@ -275,11 +282,11 @@ void devm_phy_destroy(struct device *dev, struct phy *phy); struct phy_provider *__of_phy_provider_register(struct device *dev, struct device_node *children, struct module *owner, struct phy * (*of_xlate)(struct device *dev, - struct of_phandle_args *args)); + const struct of_phandle_args *args)); struct phy_provider *__devm_of_phy_provider_register(struct device *dev, struct device_node *children, struct module *owner, struct phy * (*of_xlate)(struct device *dev, - struct of_phandle_args *args)); + const struct of_phandle_args *args)); void of_phy_provider_unregister(struct phy_provider *phy_provider); void devm_of_phy_provider_unregister(struct device *dev, struct phy_provider *phy_provider); @@ -396,6 +403,20 @@ static inline int phy_calibrate(struct phy *phy) return -ENOSYS; } +static inline int phy_notify_connect(struct phy *phy, int index) +{ + if (!phy) + return 0; + return -ENOSYS; +} + +static inline int phy_notify_disconnect(struct phy *phy, int index) +{ + if (!phy) + return 0; + return -ENOSYS; +} + static inline int phy_configure(struct phy *phy, union phy_configure_opts *opts) { @@ -479,7 +500,7 @@ static inline struct phy *of_phy_get(struct device_node *np, const char *con_id) } static inline struct phy *of_phy_simple_xlate(struct device *dev, - struct of_phandle_args *args) + const struct of_phandle_args *args) { return ERR_PTR(-ENOSYS); } @@ -509,7 +530,7 @@ static inline void devm_phy_destroy(struct device *dev, struct phy *phy) static inline struct phy_provider *__of_phy_provider_register( struct device *dev, struct device_node *children, struct module *owner, struct phy * (*of_xlate)(struct device *dev, - struct of_phandle_args *args)) + const struct of_phandle_args *args)) { return ERR_PTR(-ENOSYS); } @@ -517,7 +538,7 @@ static inline struct phy_provider *__of_phy_provider_register( static inline struct phy_provider *__devm_of_phy_provider_register(struct device *dev, struct device_node *children, struct module *owner, struct phy * (*of_xlate)(struct device *dev, - struct of_phandle_args *args)) + const struct of_phandle_args *args)) { return ERR_PTR(-ENOSYS); } diff --git a/include/linux/phylink.h b/include/linux/phylink.h index d589f89c61..9a57deefcb 100644 --- a/include/linux/phylink.h +++ b/include/linux/phylink.h @@ -480,9 +480,6 @@ void pcs_disable(struct phylink_pcs *pcs); * negotiation completion state in @state->an_complete, and link up state * in @state->link. If possible, @state->lp_advertising should also be * populated. - * - * When present, this overrides pcs_get_state() in &struct - * phylink_pcs_ops. */ void pcs_get_state(struct phylink_pcs *pcs, struct phylink_link_state *state); @@ -584,8 +581,8 @@ int phylink_ethtool_set_pauseparam(struct phylink *, struct ethtool_pauseparam *); int phylink_get_eee_err(struct phylink *); int phylink_init_eee(struct phylink *, bool); -int phylink_ethtool_get_eee(struct phylink *, struct ethtool_eee *); -int phylink_ethtool_set_eee(struct phylink *, struct ethtool_eee *); +int phylink_ethtool_get_eee(struct phylink *link, struct ethtool_keee *eee); +int phylink_ethtool_set_eee(struct phylink *link, struct ethtool_keee *eee); int phylink_mii_ioctl(struct phylink *, struct ifreq *, int); int phylink_speed_down(struct phylink *pl, bool sync); int phylink_speed_up(struct phylink *pl); diff --git a/include/linux/pid.h b/include/linux/pid.h index 395cacce11..a3aad9b407 100644 --- a/include/linux/pid.h +++ b/include/linux/pid.h @@ -45,6 +45,8 @@ * find_pid_ns() using the int nr and struct pid_namespace *ns. */ +#define RESERVED_PIDS 300 + struct upid { int nr; struct pid_namespace *ns; @@ -55,6 +57,8 @@ struct pid refcount_t count; unsigned int level; spinlock_t lock; + struct dentry *stashed; + u64 ino; /* lists of tasks that use this pid */ struct hlist_head tasks[PIDTYPE_MAX]; struct hlist_head inodes; @@ -66,15 +70,13 @@ struct pid extern struct pid init_struct_pid; -extern const struct file_operations pidfd_fops; - struct file; -extern struct pid *pidfd_pid(const struct file *file); +struct pid *pidfd_pid(const struct file *file); struct pid *pidfd_get_pid(unsigned int fd, unsigned int *flags); struct task_struct *pidfd_get_task(int pidfd, unsigned int *flags); -int pidfd_create(struct pid *pid, unsigned int flags); int pidfd_prepare(struct pid *pid, unsigned int flags, struct file **ret); +void do_notify_pidfd(struct task_struct *task); static inline struct pid *get_pid(struct pid *pid) { diff --git a/include/linux/pidfs.h b/include/linux/pidfs.h new file mode 100644 index 0000000000..75bdf98078 --- /dev/null +++ b/include/linux/pidfs.h @@ -0,0 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _LINUX_PID_FS_H +#define _LINUX_PID_FS_H + +struct file *pidfs_alloc_file(struct pid *pid, unsigned int flags); +void __init pidfs_init(void); + +#endif /* _LINUX_PID_FS_H */ diff --git a/include/linux/pktcdvd.h b/include/linux/pktcdvd.h index 79594aeb16..2f1b952d59 100644 --- a/include/linux/pktcdvd.h +++ b/include/linux/pktcdvd.h @@ -154,9 +154,9 @@ struct packet_stacked_data struct pktcdvd_device { - struct bdev_handle *bdev_handle; /* dev attached */ + struct file *bdev_file; /* dev attached */ /* handle acquired for bdev during pkt_open_dev() */ - struct bdev_handle *open_bdev_handle; + struct file *f_open_bdev; dev_t pkt_dev; /* our dev */ struct packet_settings settings; struct packet_stats stats; diff --git a/include/linux/platform_data/brcmfmac.h b/include/linux/platform_data/brcmfmac.h index f922a192fe..ec99b7b73d 100644 --- a/include/linux/platform_data/brcmfmac.h +++ b/include/linux/platform_data/brcmfmac.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 201 Broadcom Corporation + * Copyright (c) 2016 Broadcom Corporation * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above diff --git a/include/linux/platform_data/cros_ec_commands.h b/include/linux/platform_data/cros_ec_commands.h index 7dae17b62a..ecc47d5fe2 100644 --- a/include/linux/platform_data/cros_ec_commands.h +++ b/include/linux/platform_data/cros_ec_commands.h @@ -3961,60 +3961,52 @@ struct ec_response_i2c_passthru { } __ec_align1; /*****************************************************************************/ -/* Power button hang detect */ - +/* AP hang detect */ #define EC_CMD_HANG_DETECT 0x009F -/* Reasons to start hang detection timer */ -/* Power button pressed */ -#define EC_HANG_START_ON_POWER_PRESS BIT(0) - -/* Lid closed */ -#define EC_HANG_START_ON_LID_CLOSE BIT(1) - - /* Lid opened */ -#define EC_HANG_START_ON_LID_OPEN BIT(2) - -/* Start of AP S3->S0 transition (booting or resuming from suspend) */ -#define EC_HANG_START_ON_RESUME BIT(3) - -/* Reasons to cancel hang detection */ +#define EC_HANG_DETECT_MIN_TIMEOUT 5 +#define EC_HANG_DETECT_MAX_TIMEOUT 65535 -/* Power button released */ -#define EC_HANG_STOP_ON_POWER_RELEASE BIT(8) +/* EC hang detect commands */ +enum ec_hang_detect_cmds { + /* Reload AP hang detect timer. */ + EC_HANG_DETECT_CMD_RELOAD = 0x0, -/* Any host command from AP received */ -#define EC_HANG_STOP_ON_HOST_COMMAND BIT(9) + /* Stop AP hang detect timer. */ + EC_HANG_DETECT_CMD_CANCEL = 0x1, -/* Stop on end of AP S0->S3 transition (suspending or shutting down) */ -#define EC_HANG_STOP_ON_SUSPEND BIT(10) + /* Configure watchdog with given reboot timeout and + * cancel currently running AP hang detect timer. + */ + EC_HANG_DETECT_CMD_SET_TIMEOUT = 0x2, -/* - * If this flag is set, all the other fields are ignored, and the hang detect - * timer is started. This provides the AP a way to start the hang timer - * without reconfiguring any of the other hang detect settings. Note that - * you must previously have configured the timeouts. - */ -#define EC_HANG_START_NOW BIT(30) + /* Get last hang status - whether the AP boot was clear or not */ + EC_HANG_DETECT_CMD_GET_STATUS = 0x3, -/* - * If this flag is set, all the other fields are ignored (including - * EC_HANG_START_NOW). This provides the AP a way to stop the hang timer - * without reconfiguring any of the other hang detect settings. - */ -#define EC_HANG_STOP_NOW BIT(31) + /* Clear last hang status. Called when AP is rebooting/shutting down + * gracefully. + */ + EC_HANG_DETECT_CMD_CLEAR_STATUS = 0x4 +}; struct ec_params_hang_detect { - /* Flags; see EC_HANG_* */ - uint32_t flags; - - /* Timeout in msec before generating host event, if enabled */ - uint16_t host_event_timeout_msec; + uint16_t command; /* enum ec_hang_detect_cmds */ + /* Timeout in seconds before generating reboot */ + uint16_t reboot_timeout_sec; +} __ec_align2; - /* Timeout in msec before generating warm reboot, if enabled */ - uint16_t warm_reboot_timeout_msec; -} __ec_align4; +/* Status codes that describe whether AP has boot normally or the hang has been + * detected and EC has reset AP + */ +enum ec_hang_detect_status { + EC_HANG_DETECT_AP_BOOT_NORMAL = 0x0, + EC_HANG_DETECT_AP_BOOT_EC_WDT = 0x1, + EC_HANG_DETECT_AP_BOOT_COUNT, +}; +struct ec_response_hang_detect { + uint8_t status; /* enum ec_hang_detect_status */ +} __ec_align1; /*****************************************************************************/ /* Commands for battery charging */ diff --git a/include/linux/platform_data/mdio-bcm-unimac.h b/include/linux/platform_data/mdio-bcm-unimac.h index 8a5f9f0b2c..724e1f57b8 100644 --- a/include/linux/platform_data/mdio-bcm-unimac.h +++ b/include/linux/platform_data/mdio-bcm-unimac.h @@ -1,11 +1,14 @@ #ifndef __MDIO_BCM_UNIMAC_PDATA_H #define __MDIO_BCM_UNIMAC_PDATA_H +struct clk; + struct unimac_mdio_pdata { u32 phy_mask; int (*wait_func)(void *data); void *wait_func_data; const char *bus_name; + struct clk *clk; }; #define UNIMAC_MDIO_DRV_NAME "unimac-mdio" diff --git a/include/linux/platform_data/microchip-ksz.h b/include/linux/platform_data/microchip-ksz.h index f177416635..8c659db4da 100644 --- a/include/linux/platform_data/microchip-ksz.h +++ b/include/linux/platform_data/microchip-ksz.h @@ -33,6 +33,7 @@ enum ksz_chip_id { KSZ9897_CHIP_ID = 0x00989700, KSZ9893_CHIP_ID = 0x00989300, KSZ9563_CHIP_ID = 0x00956300, + KSZ8567_CHIP_ID = 0x00856700, KSZ9567_CHIP_ID = 0x00956700, LAN9370_CHIP_ID = 0x00937000, LAN9371_CHIP_ID = 0x00937100, diff --git a/include/linux/platform_data/net-cw1200.h b/include/linux/platform_data/net-cw1200.h index c510734405..89d0ec6f7d 100644 --- a/include/linux/platform_data/net-cw1200.h +++ b/include/linux/platform_data/net-cw1200.h @@ -14,8 +14,6 @@ struct cw1200_platform_data_spi { /* All others are optional */ bool have_5ghz; - int reset; /* GPIO to RSTn signal (0 disables) */ - int powerup; /* GPIO to POWERUP signal (0 disables) */ int (*power_ctrl)(const struct cw1200_platform_data_spi *pdata, bool enable); /* Control 3v3 / 1v8 supply */ int (*clk_ctrl)(const struct cw1200_platform_data_spi *pdata, @@ -30,8 +28,6 @@ struct cw1200_platform_data_sdio { /* All others are optional */ bool have_5ghz; bool no_nptb; /* SDIO hardware does not support non-power-of-2-blocksizes */ - int reset; /* GPIO to RSTn signal (0 disables) */ - int powerup; /* GPIO to POWERUP signal (0 disables) */ int irq; /* IRQ line or 0 to use SDIO IRQ */ int (*power_ctrl)(const struct cw1200_platform_data_sdio *pdata, bool enable); /* Control 3v3 / 1v8 supply */ diff --git a/include/linux/platform_data/x86/pmc_atom.h b/include/linux/platform_data/x86/pmc_atom.h index b8a701c77f..161e4bc1c9 100644 --- a/include/linux/platform_data/x86/pmc_atom.h +++ b/include/linux/platform_data/x86/pmc_atom.h @@ -43,6 +43,19 @@ BIT_ORED_DEDICATED_IRQ_GPSC | \ BIT_SHARED_IRQ_GPSS) +/* External clk generator settings */ +#define PMC_CLK_CTL_OFFSET 0x60 +#define PMC_CLK_CTL_SIZE 4 +#define PMC_CLK_NUM 6 +#define PMC_CLK_CTL_GATED_ON_D3 0x0 +#define PMC_CLK_CTL_FORCE_ON 0x1 +#define PMC_CLK_CTL_FORCE_OFF 0x2 +#define PMC_CLK_CTL_RESERVED 0x3 +#define PMC_MASK_CLK_CTL GENMASK(1, 0) +#define PMC_MASK_CLK_FREQ BIT(2) +#define PMC_CLK_FREQ_XTAL (0 << 2) /* 25 MHz */ +#define PMC_CLK_FREQ_PLL (1 << 2) /* 19.2 MHz */ + /* The timers accumulate time spent in sleep state */ #define PMC_S0IR_TMR 0x80 #define PMC_S0I1_TMR 0x84 @@ -104,14 +117,14 @@ #define BIT_SCC_SDIO BIT(9) #define BIT_SCC_SDCARD BIT(10) #define BIT_SCC_MIPI BIT(11) -#define BIT_HDA BIT(12) +#define BIT_HDA BIT(12) /* CHT datasheet: reserved */ #define BIT_LPE BIT(13) #define BIT_OTG BIT(14) -#define BIT_USH BIT(15) -#define BIT_GBE BIT(16) -#define BIT_SATA BIT(17) -#define BIT_USB_EHCI BIT(18) -#define BIT_SEC BIT(19) +#define BIT_USH BIT(15) /* CHT datasheet: reserved */ +#define BIT_GBE BIT(16) /* CHT datasheet: reserved */ +#define BIT_SATA BIT(17) /* CHT datasheet: reserved */ +#define BIT_USB_EHCI BIT(18) /* CHT datasheet: XHCI! */ +#define BIT_SEC BIT(19) /* BYT datasheet: reserved */ #define BIT_PCIE_PORT0 BIT(20) #define BIT_PCIE_PORT1 BIT(21) #define BIT_PCIE_PORT2 BIT(22) diff --git a/include/linux/platform_data/x86/pwm-lpss.h b/include/linux/platform_data/x86/pwm-lpss.h index c852fe24fe..752c06b47c 100644 --- a/include/linux/platform_data/x86/pwm-lpss.h +++ b/include/linux/platform_data/x86/pwm-lpss.h @@ -27,7 +27,7 @@ struct pwm_lpss_boardinfo { bool other_devices_aml_touches_pwm_regs; }; -struct pwm_lpss_chip *devm_pwm_lpss_probe(struct device *dev, void __iomem *base, - const struct pwm_lpss_boardinfo *info); +struct pwm_chip *devm_pwm_lpss_probe(struct device *dev, void __iomem *base, + const struct pwm_lpss_boardinfo *info); #endif /* __PLATFORM_DATA_X86_PWM_LPSS_H */ diff --git a/include/linux/pm.h b/include/linux/pm.h index a2f3e53a81..97b0e23363 100644 --- a/include/linux/pm.h +++ b/include/linux/pm.h @@ -662,8 +662,8 @@ struct pm_subsys_data { struct dev_pm_info { pm_message_t power_state; - unsigned int can_wakeup:1; - unsigned int async_suspend:1; + bool can_wakeup:1; + bool async_suspend:1; bool in_dpm_list:1; /* Owned by the PM core */ bool is_prepared:1; /* Owned by the PM core */ bool is_suspended:1; /* Ditto */ @@ -682,10 +682,10 @@ struct dev_pm_info { bool syscore:1; bool no_pm_callbacks:1; /* Owned by the PM core */ bool async_in_progress:1; /* Owned by the PM core */ - unsigned int must_resume:1; /* Owned by the PM core */ - unsigned int may_skip_resume:1; /* Set by subsystems */ + bool must_resume:1; /* Owned by the PM core */ + bool may_skip_resume:1; /* Set by subsystems */ #else - unsigned int should_wakeup:1; + bool should_wakeup:1; #endif #ifdef CONFIG_PM struct hrtimer suspend_timer; @@ -696,17 +696,17 @@ struct dev_pm_info { atomic_t usage_count; atomic_t child_count; unsigned int disable_depth:3; - unsigned int idle_notification:1; - unsigned int request_pending:1; - unsigned int deferred_resume:1; - unsigned int needs_force_resume:1; - unsigned int runtime_auto:1; + bool idle_notification:1; + bool request_pending:1; + bool deferred_resume:1; + bool needs_force_resume:1; + bool runtime_auto:1; bool ignore_children:1; - unsigned int no_callbacks:1; - unsigned int irq_safe:1; - unsigned int use_autosuspend:1; - unsigned int timer_autosuspends:1; - unsigned int memalloc_noio:1; + bool no_callbacks:1; + bool irq_safe:1; + bool use_autosuspend:1; + bool timer_autosuspends:1; + bool memalloc_noio:1; unsigned int links_count; enum rpm_request request; enum rpm_status runtime_status; diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h index b97c5e9820..f24546a3d3 100644 --- a/include/linux/pm_domain.h +++ b/include/linux/pm_domain.h @@ -20,6 +20,33 @@ #include <linux/time64.h> /* + * Flags to control the behaviour when attaching a device to its PM domains. + * + * PD_FLAG_NO_DEV_LINK: As the default behaviour creates a device-link + * for every PM domain that gets attached, this + * flag can be used to skip that. + * + * PD_FLAG_DEV_LINK_ON: Add the DL_FLAG_RPM_ACTIVE to power-on the + * supplier and its PM domain when creating the + * device-links. + * + */ +#define PD_FLAG_NO_DEV_LINK BIT(0) +#define PD_FLAG_DEV_LINK_ON BIT(1) + +struct dev_pm_domain_attach_data { + const char * const *pd_names; + const u32 num_pd_names; + const u32 pd_flags; +}; + +struct dev_pm_domain_list { + struct device **pd_devs; + struct device_link **pd_links; + u32 num_pds; +}; + +/* * Flags to control the behaviour of a genpd. * * These flags may be set in the struct generic_pm_domain's flags field by a @@ -233,6 +260,7 @@ int pm_genpd_remove_subdomain(struct generic_pm_domain *genpd, int pm_genpd_init(struct generic_pm_domain *genpd, struct dev_power_governor *gov, bool is_off); int pm_genpd_remove(struct generic_pm_domain *genpd); +struct device *dev_to_genpd_dev(struct device *dev); int dev_pm_genpd_set_performance_state(struct device *dev, unsigned int state); int dev_pm_genpd_add_notifier(struct device *dev, struct notifier_block *nb); int dev_pm_genpd_remove_notifier(struct device *dev); @@ -280,6 +308,11 @@ static inline int pm_genpd_remove(struct generic_pm_domain *genpd) return -EOPNOTSUPP; } +static inline struct device *dev_to_genpd_dev(struct device *dev) +{ + return ERR_PTR(-EOPNOTSUPP); +} + static inline int dev_pm_genpd_set_performance_state(struct device *dev, unsigned int state) { @@ -322,7 +355,7 @@ static inline void dev_pm_genpd_resume(struct device *dev) {} /* OF PM domain providers */ struct of_device_id; -typedef struct generic_pm_domain *(*genpd_xlate_t)(struct of_phandle_args *args, +typedef struct generic_pm_domain *(*genpd_xlate_t)(const struct of_phandle_args *args, void *data); struct genpd_onecell_data { @@ -337,11 +370,11 @@ int of_genpd_add_provider_simple(struct device_node *np, int of_genpd_add_provider_onecell(struct device_node *np, struct genpd_onecell_data *data); void of_genpd_del_provider(struct device_node *np); -int of_genpd_add_device(struct of_phandle_args *args, struct device *dev); -int of_genpd_add_subdomain(struct of_phandle_args *parent_spec, - struct of_phandle_args *subdomain_spec); -int of_genpd_remove_subdomain(struct of_phandle_args *parent_spec, - struct of_phandle_args *subdomain_spec); +int of_genpd_add_device(const struct of_phandle_args *args, struct device *dev); +int of_genpd_add_subdomain(const struct of_phandle_args *parent_spec, + const struct of_phandle_args *subdomain_spec); +int of_genpd_remove_subdomain(const struct of_phandle_args *parent_spec, + const struct of_phandle_args *subdomain_spec); struct generic_pm_domain *of_genpd_remove_last(struct device_node *np); int of_genpd_parse_idle_states(struct device_node *dn, struct genpd_power_state **states, int *n); @@ -366,20 +399,20 @@ static inline int of_genpd_add_provider_onecell(struct device_node *np, static inline void of_genpd_del_provider(struct device_node *np) {} -static inline int of_genpd_add_device(struct of_phandle_args *args, +static inline int of_genpd_add_device(const struct of_phandle_args *args, struct device *dev) { return -ENODEV; } -static inline int of_genpd_add_subdomain(struct of_phandle_args *parent_spec, - struct of_phandle_args *subdomain_spec) +static inline int of_genpd_add_subdomain(const struct of_phandle_args *parent_spec, + const struct of_phandle_args *subdomain_spec) { return -ENODEV; } -static inline int of_genpd_remove_subdomain(struct of_phandle_args *parent_spec, - struct of_phandle_args *subdomain_spec) +static inline int of_genpd_remove_subdomain(const struct of_phandle_args *parent_spec, + const struct of_phandle_args *subdomain_spec) { return -ENODEV; } @@ -420,7 +453,11 @@ struct device *dev_pm_domain_attach_by_id(struct device *dev, unsigned int index); struct device *dev_pm_domain_attach_by_name(struct device *dev, const char *name); +int dev_pm_domain_attach_list(struct device *dev, + const struct dev_pm_domain_attach_data *data, + struct dev_pm_domain_list **list); void dev_pm_domain_detach(struct device *dev, bool power_off); +void dev_pm_domain_detach_list(struct dev_pm_domain_list *list); int dev_pm_domain_start(struct device *dev); void dev_pm_domain_set(struct device *dev, struct dev_pm_domain *pd); int dev_pm_domain_set_performance_state(struct device *dev, unsigned int state); @@ -439,7 +476,14 @@ static inline struct device *dev_pm_domain_attach_by_name(struct device *dev, { return NULL; } +static inline int dev_pm_domain_attach_list(struct device *dev, + const struct dev_pm_domain_attach_data *data, + struct dev_pm_domain_list **list) +{ + return 0; +} static inline void dev_pm_domain_detach(struct device *dev, bool power_off) {} +static inline void dev_pm_domain_detach_list(struct dev_pm_domain_list *list) {} static inline int dev_pm_domain_start(struct device *dev) { return 0; diff --git a/include/linux/pm_opp.h b/include/linux/pm_opp.h index 76dcb7f37b..065a473823 100644 --- a/include/linux/pm_opp.h +++ b/include/linux/pm_opp.h @@ -16,6 +16,7 @@ #include <linux/notifier.h> struct clk; +struct cpufreq_frequency_table; struct regulator; struct dev_pm_opp; struct device; @@ -87,12 +88,14 @@ struct dev_pm_opp_config { /** * struct dev_pm_opp_data - The data to use to initialize an OPP. + * @turbo: Flag to indicate whether the OPP is to be marked turbo or not. * @level: The performance level for the OPP. Set level to OPP_LEVEL_UNSET if * level field isn't used. * @freq: The clock rate in Hz for the OPP. * @u_volt: The voltage in uV for the OPP. */ struct dev_pm_opp_data { + bool turbo; unsigned int level; unsigned long freq; unsigned long u_volt; @@ -444,6 +447,21 @@ static inline int dev_pm_opp_sync_regulators(struct device *dev) #endif /* CONFIG_PM_OPP */ +#if defined(CONFIG_CPU_FREQ) && defined(CONFIG_PM_OPP) +int dev_pm_opp_init_cpufreq_table(struct device *dev, struct cpufreq_frequency_table **table); +void dev_pm_opp_free_cpufreq_table(struct device *dev, struct cpufreq_frequency_table **table); +#else +static inline int dev_pm_opp_init_cpufreq_table(struct device *dev, struct cpufreq_frequency_table **table) +{ + return -EINVAL; +} + +static inline void dev_pm_opp_free_cpufreq_table(struct device *dev, struct cpufreq_frequency_table **table) +{ +} +#endif + + #if defined(CONFIG_PM_OPP) && defined(CONFIG_OF) int dev_pm_opp_of_add_table(struct device *dev); int dev_pm_opp_of_add_table_indexed(struct device *dev, int index); diff --git a/include/linux/pm_runtime.h b/include/linux/pm_runtime.h index 7c9b354485..d39dc863f6 100644 --- a/include/linux/pm_runtime.h +++ b/include/linux/pm_runtime.h @@ -72,7 +72,8 @@ extern int pm_runtime_force_resume(struct device *dev); extern int __pm_runtime_idle(struct device *dev, int rpmflags); extern int __pm_runtime_suspend(struct device *dev, int rpmflags); extern int __pm_runtime_resume(struct device *dev, int rpmflags); -extern int pm_runtime_get_if_active(struct device *dev, bool ign_usage_count); +extern int pm_runtime_get_if_active(struct device *dev); +extern int pm_runtime_get_if_in_use(struct device *dev); extern int pm_schedule_suspend(struct device *dev, unsigned int delay); extern int __pm_runtime_set_status(struct device *dev, unsigned int status); extern int pm_runtime_barrier(struct device *dev); @@ -95,18 +96,6 @@ extern void pm_runtime_release_supplier(struct device_link *link); extern int devm_pm_runtime_enable(struct device *dev); /** - * pm_runtime_get_if_in_use - Conditionally bump up runtime PM usage counter. - * @dev: Target device. - * - * Increment the runtime PM usage counter of @dev if its runtime PM status is - * %RPM_ACTIVE and its runtime PM usage counter is greater than 0. - */ -static inline int pm_runtime_get_if_in_use(struct device *dev) -{ - return pm_runtime_get_if_active(dev, false); -} - -/** * pm_suspend_ignore_children - Set runtime PM behavior regarding children. * @dev: Target device. * @enable: Whether or not to ignore possible dependencies on children. @@ -275,8 +264,7 @@ static inline int pm_runtime_get_if_in_use(struct device *dev) { return -EINVAL; } -static inline int pm_runtime_get_if_active(struct device *dev, - bool ign_usage_count) +static inline int pm_runtime_get_if_active(struct device *dev) { return -EINVAL; } @@ -461,6 +449,18 @@ static inline int pm_runtime_put(struct device *dev) } /** + * __pm_runtime_put_autosuspend - Drop device usage counter and queue autosuspend if 0. + * @dev: Target device. + * + * Decrement the runtime PM usage counter of @dev and if it turns out to be + * equal to 0, queue up a work item for @dev like in pm_request_autosuspend(). + */ +static inline int __pm_runtime_put_autosuspend(struct device *dev) +{ + return __pm_runtime_suspend(dev, RPM_GET_PUT | RPM_ASYNC | RPM_AUTO); +} + +/** * pm_runtime_put_autosuspend - Drop device usage counter and queue autosuspend if 0. * @dev: Target device. * diff --git a/include/linux/power/bq27xxx_battery.h b/include/linux/power/bq27xxx_battery.h index 7d8025fb74..b9e5bd2b42 100644 --- a/include/linux/power/bq27xxx_battery.h +++ b/include/linux/power/bq27xxx_battery.h @@ -61,7 +61,6 @@ struct bq27xxx_reg_cache { struct bq27xxx_device_info { struct device *dev; - int id; enum bq27xxx_chip chip; u32 opts; const char *name; diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h index c0992a77fe..8e5705a56b 100644 --- a/include/linux/power_supply.h +++ b/include/linux/power_supply.h @@ -242,6 +242,7 @@ struct power_supply_config { struct power_supply_desc { const char *name; enum power_supply_type type; + u8 charge_behaviours; const enum power_supply_usb_type *usb_types; size_t num_usb_types; const enum power_supply_property *properties; @@ -894,8 +895,7 @@ extern int power_supply_powers(struct power_supply *psy, struct device *dev); #define to_power_supply(device) container_of(device, struct power_supply, dev) extern void *power_supply_get_drvdata(struct power_supply *psy); -/* For APM emulation, think legacy userspace. */ -extern struct class *power_supply_class; +extern int power_supply_for_each_device(void *data, int (*fn)(struct device *dev, void *data)); static inline bool power_supply_is_amp_property(enum power_supply_property psp) { diff --git a/include/linux/proc_ns.h b/include/linux/proc_ns.h index 49539bc416..5ea470eb4d 100644 --- a/include/linux/proc_ns.h +++ b/include/linux/proc_ns.h @@ -66,7 +66,7 @@ static inline void proc_free_inum(unsigned int inum) {} static inline int ns_alloc_inum(struct ns_common *ns) { - atomic_long_set(&ns->stashed, 0); + WRITE_ONCE(ns->stashed, NULL); return proc_alloc_inum(&ns->inum); } diff --git a/include/linux/profile.h b/include/linux/profile.h index 11db1ec516..04ae5ebcb6 100644 --- a/include/linux/profile.h +++ b/include/linux/profile.h @@ -18,13 +18,8 @@ struct proc_dir_entry; struct notifier_block; #if defined(CONFIG_PROFILING) && defined(CONFIG_PROC_FS) -void create_prof_cpu_mask(void); int create_proc_profile(void); #else -static inline void create_prof_cpu_mask(void) -{ -} - static inline int create_proc_profile(void) { return 0; diff --git a/include/linux/property.h b/include/linux/property.h index e6516d0b7d..3a1045eb78 100644 --- a/include/linux/property.h +++ b/include/linux/property.h @@ -11,6 +11,7 @@ #define _LINUX_PROPERTY_H_ #include <linux/args.h> +#include <linux/array_size.h> #include <linux/bits.h> #include <linux/fwnode.h> #include <linux/stddef.h> @@ -27,12 +28,6 @@ enum dev_prop_type { DEV_PROP_REF, }; -enum dev_dma_attr { - DEV_DMA_NOT_SUPPORTED, - DEV_DMA_NON_COHERENT, - DEV_DMA_COHERENT, -}; - const struct fwnode_handle *__dev_fwnode_const(const struct device *dev); struct fwnode_handle *__dev_fwnode(struct device *dev); #define dev_fwnode(dev) \ @@ -156,11 +151,9 @@ struct fwnode_handle *fwnode_get_next_parent(struct fwnode_handle *fwnode); for (parent = fwnode_get_parent(fwnode); parent; \ parent = fwnode_get_next_parent(parent)) -struct device *fwnode_get_next_parent_dev(const struct fwnode_handle *fwnode); unsigned int fwnode_count_parents(const struct fwnode_handle *fwn); struct fwnode_handle *fwnode_get_nth_parent(struct fwnode_handle *fwn, unsigned int depth); -bool fwnode_is_ancestor_of(const struct fwnode_handle *ancestor, const struct fwnode_handle *child); struct fwnode_handle *fwnode_get_next_child_node( const struct fwnode_handle *fwnode, struct fwnode_handle *child); struct fwnode_handle *fwnode_get_next_available_child_node( diff --git a/include/linux/pse-pd/pse.h b/include/linux/pse-pd/pse.h index fb724c65c7..5ce0cd7695 100644 --- a/include/linux/pse-pd/pse.h +++ b/include/linux/pse-pd/pse.h @@ -114,14 +114,14 @@ static inline int pse_ethtool_get_status(struct pse_control *psec, struct netlink_ext_ack *extack, struct pse_control_status *status) { - return -ENOTSUPP; + return -EOPNOTSUPP; } static inline int pse_ethtool_set_config(struct pse_control *psec, struct netlink_ext_ack *extack, const struct pse_control_config *config) { - return -ENOTSUPP; + return -EOPNOTSUPP; } #endif diff --git a/include/linux/psp-sev.h b/include/linux/psp-sev.h index 7fd17e82ba..3705c2044f 100644 --- a/include/linux/psp-sev.h +++ b/include/linux/psp-sev.h @@ -78,6 +78,36 @@ enum sev_cmd { SEV_CMD_DBG_DECRYPT = 0x060, SEV_CMD_DBG_ENCRYPT = 0x061, + /* SNP specific commands */ + SEV_CMD_SNP_INIT = 0x081, + SEV_CMD_SNP_SHUTDOWN = 0x082, + SEV_CMD_SNP_PLATFORM_STATUS = 0x083, + SEV_CMD_SNP_DF_FLUSH = 0x084, + SEV_CMD_SNP_INIT_EX = 0x085, + SEV_CMD_SNP_SHUTDOWN_EX = 0x086, + SEV_CMD_SNP_DECOMMISSION = 0x090, + SEV_CMD_SNP_ACTIVATE = 0x091, + SEV_CMD_SNP_GUEST_STATUS = 0x092, + SEV_CMD_SNP_GCTX_CREATE = 0x093, + SEV_CMD_SNP_GUEST_REQUEST = 0x094, + SEV_CMD_SNP_ACTIVATE_EX = 0x095, + SEV_CMD_SNP_LAUNCH_START = 0x0A0, + SEV_CMD_SNP_LAUNCH_UPDATE = 0x0A1, + SEV_CMD_SNP_LAUNCH_FINISH = 0x0A2, + SEV_CMD_SNP_DBG_DECRYPT = 0x0B0, + SEV_CMD_SNP_DBG_ENCRYPT = 0x0B1, + SEV_CMD_SNP_PAGE_SWAP_OUT = 0x0C0, + SEV_CMD_SNP_PAGE_SWAP_IN = 0x0C1, + SEV_CMD_SNP_PAGE_MOVE = 0x0C2, + SEV_CMD_SNP_PAGE_MD_INIT = 0x0C3, + SEV_CMD_SNP_PAGE_SET_STATE = 0x0C6, + SEV_CMD_SNP_PAGE_RECLAIM = 0x0C7, + SEV_CMD_SNP_PAGE_UNSMASH = 0x0C8, + SEV_CMD_SNP_CONFIG = 0x0C9, + SEV_CMD_SNP_DOWNLOAD_FIRMWARE_EX = 0x0CA, + SEV_CMD_SNP_COMMIT = 0x0CB, + SEV_CMD_SNP_VLEK_LOAD = 0x0CD, + SEV_CMD_MAX, }; @@ -523,12 +553,269 @@ struct sev_data_attestation_report { u32 len; /* In/Out */ } __packed; +/** + * struct sev_data_snp_download_firmware - SNP_DOWNLOAD_FIRMWARE command params + * + * @address: physical address of firmware image + * @len: length of the firmware image + */ +struct sev_data_snp_download_firmware { + u64 address; /* In */ + u32 len; /* In */ +} __packed; + +/** + * struct sev_data_snp_activate - SNP_ACTIVATE command params + * + * @gctx_paddr: system physical address guest context page + * @asid: ASID to bind to the guest + */ +struct sev_data_snp_activate { + u64 gctx_paddr; /* In */ + u32 asid; /* In */ +} __packed; + +/** + * struct sev_data_snp_addr - generic SNP command params + * + * @address: physical address of generic data param + */ +struct sev_data_snp_addr { + u64 address; /* In/Out */ +} __packed; + +/** + * struct sev_data_snp_launch_start - SNP_LAUNCH_START command params + * + * @gctx_paddr: system physical address of guest context page + * @policy: guest policy + * @ma_gctx_paddr: system physical address of migration agent + * @ma_en: the guest is associated with a migration agent + * @imi_en: launch flow is launching an IMI (Incoming Migration Image) for the + * purpose of guest-assisted migration. + * @rsvd: reserved + * @gosvw: guest OS-visible workarounds, as defined by hypervisor + */ +struct sev_data_snp_launch_start { + u64 gctx_paddr; /* In */ + u64 policy; /* In */ + u64 ma_gctx_paddr; /* In */ + u32 ma_en:1; /* In */ + u32 imi_en:1; /* In */ + u32 rsvd:30; + u8 gosvw[16]; /* In */ +} __packed; + +/* SNP support page type */ +enum { + SNP_PAGE_TYPE_NORMAL = 0x1, + SNP_PAGE_TYPE_VMSA = 0x2, + SNP_PAGE_TYPE_ZERO = 0x3, + SNP_PAGE_TYPE_UNMEASURED = 0x4, + SNP_PAGE_TYPE_SECRET = 0x5, + SNP_PAGE_TYPE_CPUID = 0x6, + + SNP_PAGE_TYPE_MAX +}; + +/** + * struct sev_data_snp_launch_update - SNP_LAUNCH_UPDATE command params + * + * @gctx_paddr: system physical address of guest context page + * @page_size: page size 0 indicates 4K and 1 indicates 2MB page + * @page_type: encoded page type + * @imi_page: indicates that this page is part of the IMI (Incoming Migration + * Image) of the guest + * @rsvd: reserved + * @rsvd2: reserved + * @address: system physical address of destination page to encrypt + * @rsvd3: reserved + * @vmpl1_perms: VMPL permission mask for VMPL1 + * @vmpl2_perms: VMPL permission mask for VMPL2 + * @vmpl3_perms: VMPL permission mask for VMPL3 + * @rsvd4: reserved + */ +struct sev_data_snp_launch_update { + u64 gctx_paddr; /* In */ + u32 page_size:1; /* In */ + u32 page_type:3; /* In */ + u32 imi_page:1; /* In */ + u32 rsvd:27; + u32 rsvd2; + u64 address; /* In */ + u32 rsvd3:8; + u32 vmpl1_perms:8; /* In */ + u32 vmpl2_perms:8; /* In */ + u32 vmpl3_perms:8; /* In */ + u32 rsvd4; +} __packed; + +/** + * struct sev_data_snp_launch_finish - SNP_LAUNCH_FINISH command params + * + * @gctx_paddr: system physical address of guest context page + * @id_block_paddr: system physical address of ID block + * @id_auth_paddr: system physical address of ID block authentication structure + * @id_block_en: indicates whether ID block is present + * @auth_key_en: indicates whether author key is present in authentication structure + * @rsvd: reserved + * @host_data: host-supplied data for guest, not interpreted by firmware + */ +struct sev_data_snp_launch_finish { + u64 gctx_paddr; + u64 id_block_paddr; + u64 id_auth_paddr; + u8 id_block_en:1; + u8 auth_key_en:1; + u64 rsvd:62; + u8 host_data[32]; +} __packed; + +/** + * struct sev_data_snp_guest_status - SNP_GUEST_STATUS command params + * + * @gctx_paddr: system physical address of guest context page + * @address: system physical address of guest status page + */ +struct sev_data_snp_guest_status { + u64 gctx_paddr; + u64 address; +} __packed; + +/** + * struct sev_data_snp_page_reclaim - SNP_PAGE_RECLAIM command params + * + * @paddr: system physical address of page to be claimed. The 0th bit in the + * address indicates the page size. 0h indicates 4KB and 1h indicates + * 2MB page. + */ +struct sev_data_snp_page_reclaim { + u64 paddr; +} __packed; + +/** + * struct sev_data_snp_page_unsmash - SNP_PAGE_UNSMASH command params + * + * @paddr: system physical address of page to be unsmashed. The 0th bit in the + * address indicates the page size. 0h indicates 4 KB and 1h indicates + * 2 MB page. + */ +struct sev_data_snp_page_unsmash { + u64 paddr; +} __packed; + +/** + * struct sev_data_snp_dbg - DBG_ENCRYPT/DBG_DECRYPT command parameters + * + * @gctx_paddr: system physical address of guest context page + * @src_addr: source address of data to operate on + * @dst_addr: destination address of data to operate on + */ +struct sev_data_snp_dbg { + u64 gctx_paddr; /* In */ + u64 src_addr; /* In */ + u64 dst_addr; /* In */ +} __packed; + +/** + * struct sev_data_snp_guest_request - SNP_GUEST_REQUEST command params + * + * @gctx_paddr: system physical address of guest context page + * @req_paddr: system physical address of request page + * @res_paddr: system physical address of response page + */ +struct sev_data_snp_guest_request { + u64 gctx_paddr; /* In */ + u64 req_paddr; /* In */ + u64 res_paddr; /* In */ +} __packed; + +/** + * struct sev_data_snp_init_ex - SNP_INIT_EX structure + * + * @init_rmp: indicate that the RMP should be initialized. + * @list_paddr_en: indicate that list_paddr is valid + * @rsvd: reserved + * @rsvd1: reserved + * @list_paddr: system physical address of range list + * @rsvd2: reserved + */ +struct sev_data_snp_init_ex { + u32 init_rmp:1; + u32 list_paddr_en:1; + u32 rsvd:30; + u32 rsvd1; + u64 list_paddr; + u8 rsvd2[48]; +} __packed; + +/** + * struct sev_data_range - RANGE structure + * + * @base: system physical address of first byte of range + * @page_count: number of 4KB pages in this range + * @rsvd: reserved + */ +struct sev_data_range { + u64 base; + u32 page_count; + u32 rsvd; +} __packed; + +/** + * struct sev_data_range_list - RANGE_LIST structure + * + * @num_elements: number of elements in RANGE_ARRAY + * @rsvd: reserved + * @ranges: array of num_elements of type RANGE + */ +struct sev_data_range_list { + u32 num_elements; + u32 rsvd; + struct sev_data_range ranges[]; +} __packed; + +/** + * struct sev_data_snp_shutdown_ex - SNP_SHUTDOWN_EX structure + * + * @len: length of the command buffer read by the PSP + * @iommu_snp_shutdown: Disable enforcement of SNP in the IOMMU + * @rsvd1: reserved + */ +struct sev_data_snp_shutdown_ex { + u32 len; + u32 iommu_snp_shutdown:1; + u32 rsvd1:31; +} __packed; + +/** + * struct sev_platform_init_args + * + * @error: SEV firmware error code + * @probe: True if this is being called as part of CCP module probe, which + * will defer SEV_INIT/SEV_INIT_EX firmware initialization until needed + * unless psp_init_on_probe module param is set + */ +struct sev_platform_init_args { + int error; + bool probe; +}; + +/** + * struct sev_data_snp_commit - SNP_COMMIT structure + * + * @len: length of the command buffer read by the PSP + */ +struct sev_data_snp_commit { + u32 len; +} __packed; + #ifdef CONFIG_CRYPTO_DEV_SP_PSP /** * sev_platform_init - perform SEV INIT command * - * @error: SEV command return code + * @args: struct sev_platform_init_args to pass in arguments * * Returns: * 0 if the SEV successfully processed the command @@ -537,7 +824,7 @@ struct sev_data_attestation_report { * -%ETIMEDOUT if the SEV command timed out * -%EIO if the SEV returned a non-zero return code */ -int sev_platform_init(int *error); +int sev_platform_init(struct sev_platform_init_args *args); /** * sev_platform_status - perform SEV PLATFORM_STATUS command @@ -637,14 +924,32 @@ int sev_guest_df_flush(int *error); */ int sev_guest_decommission(struct sev_data_decommission *data, int *error); +/** + * sev_do_cmd - issue an SEV or an SEV-SNP command + * + * @cmd: SEV or SEV-SNP firmware command to issue + * @data: arguments for firmware command + * @psp_ret: SEV command return code + * + * Returns: + * 0 if the SEV device successfully processed the command + * -%ENODEV if the PSP device is not available + * -%ENOTSUPP if PSP device does not support SEV + * -%ETIMEDOUT if the SEV command timed out + * -%EIO if PSP device returned a non-zero return code + */ +int sev_do_cmd(int cmd, void *data, int *psp_ret); + void *psp_copy_user_blob(u64 uaddr, u32 len); +void *snp_alloc_firmware_page(gfp_t mask); +void snp_free_firmware_page(void *addr); #else /* !CONFIG_CRYPTO_DEV_SP_PSP */ static inline int sev_platform_status(struct sev_user_data_status *status, int *error) { return -ENODEV; } -static inline int sev_platform_init(int *error) { return -ENODEV; } +static inline int sev_platform_init(struct sev_platform_init_args *args) { return -ENODEV; } static inline int sev_guest_deactivate(struct sev_data_deactivate *data, int *error) { return -ENODEV; } @@ -653,6 +958,9 @@ static inline int sev_guest_decommission(struct sev_data_decommission *data, int *error) { return -ENODEV; } static inline int +sev_do_cmd(int cmd, void *data, int *psp_ret) { return -ENODEV; } + +static inline int sev_guest_activate(struct sev_data_activate *data, int *error) { return -ENODEV; } static inline int sev_guest_df_flush(int *error) { return -ENODEV; } @@ -662,6 +970,13 @@ sev_issue_cmd_external_user(struct file *filep, unsigned int id, void *data, int static inline void *psp_copy_user_blob(u64 __user uaddr, u32 len) { return ERR_PTR(-EINVAL); } +static inline void *snp_alloc_firmware_page(gfp_t mask) +{ + return NULL; +} + +static inline void snp_free_firmware_page(void *addr) { } + #endif /* CONFIG_CRYPTO_DEV_SP_PSP */ #endif /* __PSP_SEV_H__ */ diff --git a/include/linux/ptdump.h b/include/linux/ptdump.h index 2a3a955864..8dbd51ea86 100644 --- a/include/linux/ptdump.h +++ b/include/linux/ptdump.h @@ -18,6 +18,16 @@ struct ptdump_state { const struct ptdump_range *range; }; +bool ptdump_walk_pgd_level_core(struct seq_file *m, + struct mm_struct *mm, pgd_t *pgd, + bool checkwx, bool dmesg); void ptdump_walk_pgd(struct ptdump_state *st, struct mm_struct *mm, pgd_t *pgd); +bool ptdump_check_wx(void); + +static inline void debug_checkwx(void) +{ + if (IS_ENABLED(CONFIG_DEBUG_WX)) + ptdump_check_wx(); +} #endif /* _LINUX_PTDUMP_H */ diff --git a/include/linux/pti.h b/include/linux/pti.h index 1a941efcaa..1fbf9d6c20 100644 --- a/include/linux/pti.h +++ b/include/linux/pti.h @@ -2,7 +2,7 @@ #ifndef _INCLUDE_PTI_H #define _INCLUDE_PTI_H -#ifdef CONFIG_PAGE_TABLE_ISOLATION +#ifdef CONFIG_MITIGATION_PAGE_TABLE_ISOLATION #include <asm/pti.h> #else static inline void pti_init(void) { } diff --git a/include/linux/ptp_clock_kernel.h b/include/linux/ptp_clock_kernel.h index 1ef4e0f9bd..6e4b8206c7 100644 --- a/include/linux/ptp_clock_kernel.h +++ b/include/linux/ptp_clock_kernel.h @@ -200,6 +200,7 @@ struct ptp_clock; enum ptp_clock_events { PTP_CLOCK_ALARM, PTP_CLOCK_EXTTS, + PTP_CLOCK_EXTOFF, PTP_CLOCK_PPS, PTP_CLOCK_PPSUSR, }; @@ -210,6 +211,7 @@ enum ptp_clock_events { * @type: One of the ptp_clock_events enumeration values. * @index: Identifies the source of the event. * @timestamp: When the event occurred (%PTP_CLOCK_EXTTS only). + * @offset: When the event occurred (%PTP_CLOCK_EXTOFF only). * @pps_times: When the event occurred (%PTP_CLOCK_PPSUSR only). */ @@ -218,6 +220,7 @@ struct ptp_clock_event { int index; union { u64 timestamp; + s64 offset; struct pps_event_time pps_times; }; }; diff --git a/include/linux/ptp_kvm.h b/include/linux/ptp_kvm.h index 746fd67c34..e8c74fa3f4 100644 --- a/include/linux/ptp_kvm.h +++ b/include/linux/ptp_kvm.h @@ -8,15 +8,15 @@ #ifndef _PTP_KVM_H_ #define _PTP_KVM_H_ +#include <linux/clocksource_ids.h> #include <linux/types.h> struct timespec64; -struct clocksource; int kvm_arch_ptp_init(void); void kvm_arch_ptp_exit(void); int kvm_arch_ptp_get_clock(struct timespec64 *ts); int kvm_arch_ptp_get_crosststamp(u64 *cycle, - struct timespec64 *tspec, struct clocksource **cs); + struct timespec64 *tspec, enum clocksource_ids *cs_id); #endif /* _PTP_KVM_H_ */ diff --git a/include/linux/pwm.h b/include/linux/pwm.h index 07af6910bd..4a6568dfdf 100644 --- a/include/linux/pwm.h +++ b/include/linux/pwm.h @@ -272,6 +272,7 @@ struct pwm_ops { * @npwm: number of PWMs controlled by this chip * @of_xlate: request a PWM device given a device tree PWM specifier * @atomic: can the driver's ->apply() be called in atomic context + * @driver_data: Private pointer for driver specific info * @pwms: array of PWM devices allocated by the framework */ struct pwm_chip { @@ -286,6 +287,7 @@ struct pwm_chip { bool atomic; /* only used internally by the PWM framework */ + void *driver_data; struct pwm_device *pwms; }; @@ -294,6 +296,24 @@ static inline struct device *pwmchip_parent(const struct pwm_chip *chip) return chip->dev; } +static inline void *pwmchip_get_drvdata(struct pwm_chip *chip) +{ + /* + * After pwm_chip got a dedicated struct device, this can be replaced by + * dev_get_drvdata(&chip->dev); + */ + return chip->driver_data; +} + +static inline void pwmchip_set_drvdata(struct pwm_chip *chip, void *data) +{ + /* + * After pwm_chip got a dedicated struct device, this can be replaced by + * dev_set_drvdata(&chip->dev, data); + */ + chip->driver_data = data; +} + #if IS_ENABLED(CONFIG_PWM) /* PWM user APIs */ int pwm_apply_might_sleep(struct pwm_device *pwm, const struct pwm_state *state); @@ -383,6 +403,10 @@ static inline bool pwm_might_sleep(struct pwm_device *pwm) int pwm_capture(struct pwm_device *pwm, struct pwm_capture *result, unsigned long timeout); +void pwmchip_put(struct pwm_chip *chip); +struct pwm_chip *pwmchip_alloc(struct device *parent, unsigned int npwm, size_t sizeof_priv); +struct pwm_chip *devm_pwmchip_alloc(struct device *parent, unsigned int npwm, size_t sizeof_priv); + int __pwmchip_add(struct pwm_chip *chip, struct module *owner); #define pwmchip_add(chip) __pwmchip_add(chip, THIS_MODULE) void pwmchip_remove(struct pwm_chip *chip); @@ -455,6 +479,24 @@ static inline int pwm_capture(struct pwm_device *pwm, return -EINVAL; } +static inline void pwmchip_put(struct pwm_chip *chip) +{ +} + +static inline struct pwm_chip *pwmchip_alloc(struct device *parent, + unsigned int npwm, + size_t sizeof_priv) +{ + return ERR_PTR(-EINVAL); +} + +static inline struct pwm_chip *devm_pwmchip_alloc(struct device *parent, + unsigned int npwm, + size_t sizeof_priv) +{ + return pwmchip_alloc(parent, npwm, sizeof_priv); +} + static inline int pwmchip_add(struct pwm_chip *chip) { return -EINVAL; diff --git a/include/linux/ras.h b/include/linux/ras.h index 1f4048bf26..a64182bc72 100644 --- a/include/linux/ras.h +++ b/include/linux/ras.h @@ -25,6 +25,7 @@ void log_non_standard_event(const guid_t *sec_type, const guid_t *fru_id, const char *fru_text, const u8 sev, const u8 *err, const u32 len); void log_arm_hw_error(struct cper_sec_proc_arm *err); + #else static inline void log_non_standard_event(const guid_t *sec_type, @@ -35,4 +36,21 @@ static inline void log_arm_hw_error(struct cper_sec_proc_arm *err) { return; } #endif +struct atl_err { + u64 addr; + u64 ipid; + u32 cpu; +}; + +#if IS_ENABLED(CONFIG_AMD_ATL) +void amd_atl_register_decoder(unsigned long (*f)(struct atl_err *)); +void amd_atl_unregister_decoder(void); +void amd_retire_dram_row(struct atl_err *err); +unsigned long amd_convert_umc_mca_addr_to_sys_addr(struct atl_err *err); +#else +static inline void amd_retire_dram_row(struct atl_err *err) { } +static inline unsigned long +amd_convert_umc_mca_addr_to_sys_addr(struct atl_err *err) { return -EINVAL; } +#endif /* CONFIG_AMD_ATL */ + #endif /* __RAS_H__ */ diff --git a/include/linux/rcu_sync.h b/include/linux/rcu_sync.h index 0027d4c808..3860dbb910 100644 --- a/include/linux/rcu_sync.h +++ b/include/linux/rcu_sync.h @@ -37,7 +37,6 @@ static inline bool rcu_sync_is_idle(struct rcu_sync *rsp) } extern void rcu_sync_init(struct rcu_sync *); -extern void rcu_sync_enter_start(struct rcu_sync *); extern void rcu_sync_enter(struct rcu_sync *); extern void rcu_sync_exit(struct rcu_sync *); extern void rcu_sync_dtor(struct rcu_sync *); diff --git a/include/linux/refcount.h b/include/linux/refcount.h index 85c6df0d1b..59b3b75239 100644 --- a/include/linux/refcount.h +++ b/include/linux/refcount.h @@ -136,7 +136,8 @@ static inline unsigned int refcount_read(const refcount_t *r) return atomic_read(&r->refs); } -static inline __must_check bool __refcount_add_not_zero(int i, refcount_t *r, int *oldp) +static inline __must_check __signed_wrap +bool __refcount_add_not_zero(int i, refcount_t *r, int *oldp) { int old = refcount_read(r); @@ -177,7 +178,8 @@ static inline __must_check bool refcount_add_not_zero(int i, refcount_t *r) return __refcount_add_not_zero(i, r, NULL); } -static inline void __refcount_add(int i, refcount_t *r, int *oldp) +static inline __signed_wrap +void __refcount_add(int i, refcount_t *r, int *oldp) { int old = atomic_fetch_add_relaxed(i, &r->refs); @@ -256,7 +258,8 @@ static inline void refcount_inc(refcount_t *r) __refcount_inc(r, NULL); } -static inline __must_check bool __refcount_sub_and_test(int i, refcount_t *r, int *oldp) +static inline __must_check __signed_wrap +bool __refcount_sub_and_test(int i, refcount_t *r, int *oldp) { int old = atomic_fetch_sub_release(i, &r->refs); diff --git a/include/linux/regmap.h b/include/linux/regmap.h index 113261287a..d470303b1b 100644 --- a/include/linux/regmap.h +++ b/include/linux/regmap.h @@ -332,6 +332,10 @@ typedef void (*regmap_unlock)(void *); * @io_port: Support IO port accessors. Makes sense only when MMIO vs. IO port * access can be distinguished. * @max_register: Optional, specifies the maximum valid register address. + * @max_register_is_0: Optional, specifies that zero value in @max_register + * should be taken into account. This is a workaround to + * apply handling of @max_register for regmap that contains + * only one register. * @wr_table: Optional, points to a struct regmap_access_table specifying * valid ranges for write access. * @rd_table: As above, for read access. @@ -422,6 +426,7 @@ struct regmap_config { bool io_port; unsigned int max_register; + bool max_register_is_0; const struct regmap_access_table *wr_table; const struct regmap_access_table *rd_table; const struct regmap_access_table *volatile_table; diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h index 22a07c0900..f230a472cc 100644 --- a/include/linux/regulator/driver.h +++ b/include/linux/regulator/driver.h @@ -299,6 +299,8 @@ enum regulator_type { * @vsel_range_reg: Register for range selector when using pickable ranges * and ``regulator_map_*_voltage_*_pickable`` functions. * @vsel_range_mask: Mask for register bitfield used for range selector + * @range_applied_by_vsel: A flag to indicate that changes to vsel_range_reg + * are only effective after vsel_reg is written * @vsel_reg: Register for selector when using ``regulator_map_*_voltage_*`` * @vsel_mask: Mask for register bitfield used for selector * @vsel_step: Specify the resolution of selector stepping when setting @@ -389,6 +391,7 @@ struct regulator_desc { unsigned int vsel_range_reg; unsigned int vsel_range_mask; + bool range_applied_by_vsel; unsigned int vsel_reg; unsigned int vsel_mask; unsigned int vsel_step; diff --git a/include/linux/regulator/max8973-regulator.h b/include/linux/regulator/max8973-regulator.h index 8313e7ed6a..a225e9eeb3 100644 --- a/include/linux/regulator/max8973-regulator.h +++ b/include/linux/regulator/max8973-regulator.h @@ -48,10 +48,6 @@ * control signal from EN input pin. If it is false then * voltage output will be enabled/disabled through EN bit of * device register. - * @enable_gpio: Enable GPIO. If EN pin is controlled through GPIO from host - * then GPIO number can be provided. If no GPIO controlled then - * it should be -1. - * @dvs_gpio: GPIO for dvs. It should be -1 if this is tied with fixed logic. * @dvs_def_state: Default state of dvs. 1 if it is high else 0. */ struct max8973_regulator_platform_data { @@ -59,8 +55,6 @@ struct max8973_regulator_platform_data { unsigned long control_flags; unsigned long junction_temp_warning; bool enable_ext_control; - int enable_gpio; - int dvs_gpio; unsigned dvs_def_state:1; }; diff --git a/include/linux/resctrl.h b/include/linux/resctrl.h index 66942d7fba..a365f67131 100644 --- a/include/linux/resctrl.h +++ b/include/linux/resctrl.h @@ -6,6 +6,12 @@ #include <linux/list.h> #include <linux/pid.h> +/* CLOSID, RMID value used by the default control group */ +#define RESCTRL_RESERVED_CLOSID 0 +#define RESCTRL_RESERVED_RMID 0 + +#define RESCTRL_PICK_ANY_CPU -1 + #ifdef CONFIG_PROC_CPU_RESCTRL int proc_resctrl_show(struct seq_file *m, @@ -153,7 +159,7 @@ struct resctrl_schema; * @cache_level: Which cache level defines scope of this resource * @cache: Cache allocation related data * @membw: If the component has bandwidth controls, their properties. - * @domains: All domains for this resource + * @domains: RCU list of all domains for this resource * @name: Name to use in "schemata" file. * @data_width: Character width of data when displaying * @default_ctrl: Specifies default cache cbm or memory B/W percent. @@ -219,36 +225,70 @@ u32 resctrl_arch_get_config(struct rdt_resource *r, struct rdt_domain *d, u32 closid, enum resctrl_conf_type type); int resctrl_online_domain(struct rdt_resource *r, struct rdt_domain *d); void resctrl_offline_domain(struct rdt_resource *r, struct rdt_domain *d); +void resctrl_online_cpu(unsigned int cpu); +void resctrl_offline_cpu(unsigned int cpu); /** * resctrl_arch_rmid_read() - Read the eventid counter corresponding to rmid * for this resource and domain. * @r: resource that the counter should be read from. * @d: domain that the counter should be read from. + * @closid: closid that matches the rmid. Depending on the architecture, the + * counter may match traffic of both @closid and @rmid, or @rmid + * only. * @rmid: rmid of the counter to read. * @eventid: eventid to read, e.g. L3 occupancy. * @val: result of the counter read in bytes. + * @arch_mon_ctx: An architecture specific value from + * resctrl_arch_mon_ctx_alloc(), for MPAM this identifies + * the hardware monitor allocated for this read request. * - * Call from process context on a CPU that belongs to domain @d. + * Some architectures need to sleep when first programming some of the counters. + * (specifically: arm64's MPAM cache occupancy counters can return 'not ready' + * for a short period of time). Call from a non-migrateable process context on + * a CPU that belongs to domain @d. e.g. use smp_call_on_cpu() or + * schedule_work_on(). This function can be called with interrupts masked, + * e.g. using smp_call_function_any(), but may consistently return an error. * * Return: * 0 on success, or -EIO, -EINVAL etc on error. */ int resctrl_arch_rmid_read(struct rdt_resource *r, struct rdt_domain *d, - u32 rmid, enum resctrl_event_id eventid, u64 *val); + u32 closid, u32 rmid, enum resctrl_event_id eventid, + u64 *val, void *arch_mon_ctx); + +/** + * resctrl_arch_rmid_read_context_check() - warn about invalid contexts + * + * When built with CONFIG_DEBUG_ATOMIC_SLEEP generate a warning when + * resctrl_arch_rmid_read() is called with preemption disabled. + * + * The contract with resctrl_arch_rmid_read() is that if interrupts + * are unmasked, it can sleep. This allows NOHZ_FULL systems to use an + * IPI, (and fail if the call needed to sleep), while most of the time + * the work is scheduled, allowing the call to sleep. + */ +static inline void resctrl_arch_rmid_read_context_check(void) +{ + if (!irqs_disabled()) + might_sleep(); +} /** * resctrl_arch_reset_rmid() - Reset any private state associated with rmid * and eventid. * @r: The domain's resource. * @d: The rmid's domain. + * @closid: closid that matches the rmid. Depending on the architecture, the + * counter may match traffic of both @closid and @rmid, or @rmid only. * @rmid: The rmid whose counter values should be reset. * @eventid: The eventid whose counter values should be reset. * * This can be called from any CPU. */ void resctrl_arch_reset_rmid(struct rdt_resource *r, struct rdt_domain *d, - u32 rmid, enum resctrl_event_id eventid); + u32 closid, u32 rmid, + enum resctrl_event_id eventid); /** * resctrl_arch_reset_rmid_all() - Reset all private state associated with diff --git a/include/linux/reset-controller.h b/include/linux/reset-controller.h index 0fa4f60e11..357df16ede 100644 --- a/include/linux/reset-controller.h +++ b/include/linux/reset-controller.h @@ -60,6 +60,9 @@ struct reset_control_lookup { * @reset_control_head: head of internal list of requested reset controls * @dev: corresponding driver model device struct * @of_node: corresponding device tree node as phandle target + * @of_args: for reset-gpios controllers: corresponding phandle args with + * of_node and GPIO number complementing of_node; either this or + * of_node should be present * @of_reset_n_cells: number of cells in reset line specifiers * @of_xlate: translation function to translate from specifier as found in the * device tree to id as given to the reset control ops, defaults @@ -73,6 +76,7 @@ struct reset_controller_dev { struct list_head reset_control_head; struct device *dev; struct device_node *of_node; + const struct of_phandle_args *of_args; int of_reset_n_cells; int (*of_xlate)(struct reset_controller_dev *rcdev, const struct of_phandle_args *reset_spec); diff --git a/include/linux/rtc.h b/include/linux/rtc.h index 5f8e438a03..3f4d315aae 100644 --- a/include/linux/rtc.h +++ b/include/linux/rtc.h @@ -42,7 +42,7 @@ static inline time64_t rtc_tm_sub(struct rtc_time *lhs, struct rtc_time *rhs) #include <linux/timerqueue.h> #include <linux/workqueue.h> -extern struct class *rtc_class; +extern const struct class rtc_class; /* * For these RTC methods the device parameter is the physical device diff --git a/include/linux/rtnetlink.h b/include/linux/rtnetlink.h index 410529fca1..cdfc897f1e 100644 --- a/include/linux/rtnetlink.h +++ b/include/linux/rtnetlink.h @@ -47,6 +47,7 @@ extern int rtnl_lock_killable(void); extern bool refcount_dec_and_rtnl_lock(refcount_t *r); extern wait_queue_head_t netdev_unregistering_wq; +extern atomic_t dev_unreg_count; extern struct rw_semaphore pernet_ops_rwsem; extern struct rw_semaphore net_rwsem; @@ -171,4 +172,6 @@ rtnl_notify_needed(const struct net *net, u16 nlflags, u32 group) return (nlflags & NLM_F_ECHO) || rtnl_has_listeners(net, group); } +void netdev_set_operstate(struct net_device *dev, int newstate); + #endif /* __LINUX_RTNETLINK_H */ diff --git a/include/linux/rw_hint.h b/include/linux/rw_hint.h new file mode 100644 index 0000000000..309ca72f2d --- /dev/null +++ b/include/linux/rw_hint.h @@ -0,0 +1,24 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _LINUX_RW_HINT_H +#define _LINUX_RW_HINT_H + +#include <linux/build_bug.h> +#include <linux/compiler_attributes.h> +#include <uapi/linux/fcntl.h> + +/* Block storage write lifetime hint values. */ +enum rw_hint { + WRITE_LIFE_NOT_SET = RWH_WRITE_LIFE_NOT_SET, + WRITE_LIFE_NONE = RWH_WRITE_LIFE_NONE, + WRITE_LIFE_SHORT = RWH_WRITE_LIFE_SHORT, + WRITE_LIFE_MEDIUM = RWH_WRITE_LIFE_MEDIUM, + WRITE_LIFE_LONG = RWH_WRITE_LIFE_LONG, + WRITE_LIFE_EXTREME = RWH_WRITE_LIFE_EXTREME, +} __packed; + +/* Sparse ignores __packed annotations on enums, hence the #ifndef below. */ +#ifndef __CHECKER__ +static_assert(sizeof(enum rw_hint) == 1); +#endif + +#endif /* _LINUX_RW_HINT_H */ diff --git a/include/linux/rwbase_rt.h b/include/linux/rwbase_rt.h index 1d264dd086..f2394a409c 100644 --- a/include/linux/rwbase_rt.h +++ b/include/linux/rwbase_rt.h @@ -26,12 +26,17 @@ struct rwbase_rt { } while (0) -static __always_inline bool rw_base_is_locked(struct rwbase_rt *rwb) +static __always_inline bool rw_base_is_locked(const struct rwbase_rt *rwb) { return atomic_read(&rwb->readers) != READER_BIAS; } -static __always_inline bool rw_base_is_contended(struct rwbase_rt *rwb) +static __always_inline bool rw_base_is_write_locked(const struct rwbase_rt *rwb) +{ + return atomic_read(&rwb->readers) == WRITER_BIAS; +} + +static __always_inline bool rw_base_is_contended(const struct rwbase_rt *rwb) { return atomic_read(&rwb->readers) > 0; } diff --git a/include/linux/rwsem.h b/include/linux/rwsem.h index 9c29689ff5..c8b543d428 100644 --- a/include/linux/rwsem.h +++ b/include/linux/rwsem.h @@ -66,14 +66,24 @@ struct rw_semaphore { #endif }; -/* In all implementations count != 0 means locked */ +#define RWSEM_UNLOCKED_VALUE 0UL +#define RWSEM_WRITER_LOCKED (1UL << 0) +#define __RWSEM_COUNT_INIT(name) .count = ATOMIC_LONG_INIT(RWSEM_UNLOCKED_VALUE) + static inline int rwsem_is_locked(struct rw_semaphore *sem) { - return atomic_long_read(&sem->count) != 0; + return atomic_long_read(&sem->count) != RWSEM_UNLOCKED_VALUE; } -#define RWSEM_UNLOCKED_VALUE 0L -#define __RWSEM_COUNT_INIT(name) .count = ATOMIC_LONG_INIT(RWSEM_UNLOCKED_VALUE) +static inline void rwsem_assert_held_nolockdep(const struct rw_semaphore *sem) +{ + WARN_ON(atomic_long_read(&sem->count) == RWSEM_UNLOCKED_VALUE); +} + +static inline void rwsem_assert_held_write_nolockdep(const struct rw_semaphore *sem) +{ + WARN_ON(!(atomic_long_read(&sem->count) & RWSEM_WRITER_LOCKED)); +} /* Common initializer macros and functions */ @@ -152,11 +162,21 @@ do { \ __init_rwsem((sem), #sem, &__key); \ } while (0) -static __always_inline int rwsem_is_locked(struct rw_semaphore *sem) +static __always_inline int rwsem_is_locked(const struct rw_semaphore *sem) { return rw_base_is_locked(&sem->rwbase); } +static __always_inline void rwsem_assert_held_nolockdep(const struct rw_semaphore *sem) +{ + WARN_ON(!rwsem_is_locked(sem)); +} + +static __always_inline void rwsem_assert_held_write_nolockdep(const struct rw_semaphore *sem) +{ + WARN_ON(!rw_base_is_write_locked(&sem->rwbase)); +} + static __always_inline int rwsem_is_contended(struct rw_semaphore *sem) { return rw_base_is_contended(&sem->rwbase); @@ -169,6 +189,22 @@ static __always_inline int rwsem_is_contended(struct rw_semaphore *sem) * the RT specific variant. */ +static inline void rwsem_assert_held(const struct rw_semaphore *sem) +{ + if (IS_ENABLED(CONFIG_LOCKDEP)) + lockdep_assert_held(sem); + else + rwsem_assert_held_nolockdep(sem); +} + +static inline void rwsem_assert_held_write(const struct rw_semaphore *sem) +{ + if (IS_ENABLED(CONFIG_LOCKDEP)) + lockdep_assert_held_write(sem); + else + rwsem_assert_held_write_nolockdep(sem); +} + /* * lock for reading */ diff --git a/include/linux/sched.h b/include/linux/sched.h index ffe8f618ab..3c2abbc587 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -858,6 +858,8 @@ struct task_struct { u8 rcu_tasks_idx; int rcu_tasks_idle_cpu; struct list_head rcu_tasks_holdout_list; + int rcu_tasks_exit_cpu; + struct list_head rcu_tasks_exit_list; #endif /* #ifdef CONFIG_TASKS_RCU */ #ifdef CONFIG_TASKS_TRACE_RCU @@ -1259,6 +1261,7 @@ struct task_struct { /* Protected by alloc_lock: */ struct mempolicy *mempolicy; short il_prev; + u8 il_weight; short pref_node_fork; #endif #ifdef CONFIG_NUMA_BALANCING @@ -1623,26 +1626,27 @@ extern struct pid *cad_pid; #define PF_SUPERPRIV 0x00000100 /* Used super-user privileges */ #define PF_DUMPCORE 0x00000200 /* Dumped core */ #define PF_SIGNALED 0x00000400 /* Killed by a signal */ -#define PF_MEMALLOC 0x00000800 /* Allocating memory */ +#define PF_MEMALLOC 0x00000800 /* Allocating memory to free memory. See memalloc_noreclaim_save() */ #define PF_NPROC_EXCEEDED 0x00001000 /* set_user() noticed that RLIMIT_NPROC was exceeded */ #define PF_USED_MATH 0x00002000 /* If unset the fpu must be initialized before use */ #define PF_USER_WORKER 0x00004000 /* Kernel thread cloned from userspace thread */ #define PF_NOFREEZE 0x00008000 /* This thread should not be frozen */ #define PF__HOLE__00010000 0x00010000 #define PF_KSWAPD 0x00020000 /* I am kswapd */ -#define PF_MEMALLOC_NOFS 0x00040000 /* All allocation requests will inherit GFP_NOFS */ -#define PF_MEMALLOC_NOIO 0x00080000 /* All allocation requests will inherit GFP_NOIO */ +#define PF_MEMALLOC_NOFS 0x00040000 /* All allocations inherit GFP_NOFS. See memalloc_nfs_save() */ +#define PF_MEMALLOC_NOIO 0x00080000 /* All allocations inherit GFP_NOIO. See memalloc_noio_save() */ #define PF_LOCAL_THROTTLE 0x00100000 /* Throttle writes only against the bdi I write to, * I am cleaning dirty pages from some other bdi. */ #define PF_KTHREAD 0x00200000 /* I am a kernel thread */ #define PF_RANDOMIZE 0x00400000 /* Randomize virtual address space */ -#define PF__HOLE__00800000 0x00800000 -#define PF__HOLE__01000000 0x01000000 +#define PF_MEMALLOC_NORECLAIM 0x00800000 /* All allocation requests will clear __GFP_DIRECT_RECLAIM */ +#define PF_MEMALLOC_NOWARN 0x01000000 /* All allocation requests will inherit __GFP_NOWARN */ #define PF__HOLE__02000000 0x02000000 #define PF_NO_SETAFFINITY 0x04000000 /* Userland is not allowed to meddle with cpus_mask */ #define PF_MCE_EARLY 0x08000000 /* Early kill for mce process policy */ -#define PF_MEMALLOC_PIN 0x10000000 /* Allocation context constrained to zones which allow long term pinning. */ -#define PF__HOLE__20000000 0x20000000 +#define PF_MEMALLOC_PIN 0x10000000 /* Allocations constrained to zones which allow long term pinning. + * See memalloc_pin_save() */ +#define PF_BLOCK_TS 0x20000000 /* plug has ts that needs updating */ #define PF__HOLE__40000000 0x40000000 #define PF_SUSPEND_TASK 0x80000000 /* This thread called freeze_processes() and should not be frozen */ diff --git a/include/linux/sched/mm.h b/include/linux/sched/mm.h index 9a19f1b42f..b6543f9d78 100644 --- a/include/linux/sched/mm.h +++ b/include/linux/sched/mm.h @@ -236,16 +236,25 @@ static inline gfp_t current_gfp_context(gfp_t flags) { unsigned int pflags = READ_ONCE(current->flags); - if (unlikely(pflags & (PF_MEMALLOC_NOIO | PF_MEMALLOC_NOFS | PF_MEMALLOC_PIN))) { + if (unlikely(pflags & (PF_MEMALLOC_NOIO | + PF_MEMALLOC_NOFS | + PF_MEMALLOC_NORECLAIM | + PF_MEMALLOC_NOWARN | + PF_MEMALLOC_PIN))) { /* - * NOIO implies both NOIO and NOFS and it is a weaker context - * so always make sure it makes precedence + * Stronger flags before weaker flags: + * NORECLAIM implies NOIO, which in turn implies NOFS */ - if (pflags & PF_MEMALLOC_NOIO) + if (pflags & PF_MEMALLOC_NORECLAIM) + flags &= ~__GFP_DIRECT_RECLAIM; + else if (pflags & PF_MEMALLOC_NOIO) flags &= ~(__GFP_IO | __GFP_FS); else if (pflags & PF_MEMALLOC_NOFS) flags &= ~__GFP_FS; + if (pflags & PF_MEMALLOC_NOWARN) + flags |= __GFP_NOWARN; + if (pflags & PF_MEMALLOC_PIN) flags &= ~__GFP_MOVABLE; } @@ -307,6 +316,24 @@ static inline void might_alloc(gfp_t gfp_mask) } /** + * memalloc_flags_save - Add a PF_* flag to current->flags, save old value + * + * This allows PF_* flags to be conveniently added, irrespective of current + * value, and then the old version restored with memalloc_flags_restore(). + */ +static inline unsigned memalloc_flags_save(unsigned flags) +{ + unsigned oldflags = ~current->flags & flags; + current->flags |= flags; + return oldflags; +} + +static inline void memalloc_flags_restore(unsigned flags) +{ + current->flags &= ~flags; +} + +/** * memalloc_noio_save - Marks implicit GFP_NOIO allocation scope. * * This functions marks the beginning of the GFP_NOIO allocation scope. @@ -315,13 +342,12 @@ static inline void might_alloc(gfp_t gfp_mask) * point of view. Use memalloc_noio_restore to end the scope with flags * returned by this function. * - * This function is safe to be used from any context. + * Context: This function is safe to be used from any context. + * Return: The saved flags to be passed to memalloc_noio_restore. */ static inline unsigned int memalloc_noio_save(void) { - unsigned int flags = current->flags & PF_MEMALLOC_NOIO; - current->flags |= PF_MEMALLOC_NOIO; - return flags; + return memalloc_flags_save(PF_MEMALLOC_NOIO); } /** @@ -334,7 +360,7 @@ static inline unsigned int memalloc_noio_save(void) */ static inline void memalloc_noio_restore(unsigned int flags) { - current->flags = (current->flags & ~PF_MEMALLOC_NOIO) | flags; + memalloc_flags_restore(flags); } /** @@ -346,13 +372,12 @@ static inline void memalloc_noio_restore(unsigned int flags) * point of view. Use memalloc_nofs_restore to end the scope with flags * returned by this function. * - * This function is safe to be used from any context. + * Context: This function is safe to be used from any context. + * Return: The saved flags to be passed to memalloc_nofs_restore. */ static inline unsigned int memalloc_nofs_save(void) { - unsigned int flags = current->flags & PF_MEMALLOC_NOFS; - current->flags |= PF_MEMALLOC_NOFS; - return flags; + return memalloc_flags_save(PF_MEMALLOC_NOFS); } /** @@ -365,32 +390,76 @@ static inline unsigned int memalloc_nofs_save(void) */ static inline void memalloc_nofs_restore(unsigned int flags) { - current->flags = (current->flags & ~PF_MEMALLOC_NOFS) | flags; + memalloc_flags_restore(flags); } +/** + * memalloc_noreclaim_save - Marks implicit __GFP_MEMALLOC scope. + * + * This function marks the beginning of the __GFP_MEMALLOC allocation scope. + * All further allocations will implicitly add the __GFP_MEMALLOC flag, which + * prevents entering reclaim and allows access to all memory reserves. This + * should only be used when the caller guarantees the allocation will allow more + * memory to be freed very shortly, i.e. it needs to allocate some memory in + * the process of freeing memory, and cannot reclaim due to potential recursion. + * + * Users of this scope have to be extremely careful to not deplete the reserves + * completely and implement a throttling mechanism which controls the + * consumption of the reserve based on the amount of freed memory. Usage of a + * pre-allocated pool (e.g. mempool) should be always considered before using + * this scope. + * + * Individual allocations under the scope can opt out using __GFP_NOMEMALLOC + * + * Context: This function should not be used in an interrupt context as that one + * does not give PF_MEMALLOC access to reserves. + * See __gfp_pfmemalloc_flags(). + * Return: The saved flags to be passed to memalloc_noreclaim_restore. + */ static inline unsigned int memalloc_noreclaim_save(void) { - unsigned int flags = current->flags & PF_MEMALLOC; - current->flags |= PF_MEMALLOC; - return flags; + return memalloc_flags_save(PF_MEMALLOC); } +/** + * memalloc_noreclaim_restore - Ends the implicit __GFP_MEMALLOC scope. + * @flags: Flags to restore. + * + * Ends the implicit __GFP_MEMALLOC scope started by memalloc_noreclaim_save + * function. Always make sure that the given flags is the return value from the + * pairing memalloc_noreclaim_save call. + */ static inline void memalloc_noreclaim_restore(unsigned int flags) { - current->flags = (current->flags & ~PF_MEMALLOC) | flags; + memalloc_flags_restore(flags); } +/** + * memalloc_pin_save - Marks implicit ~__GFP_MOVABLE scope. + * + * This function marks the beginning of the ~__GFP_MOVABLE allocation scope. + * All further allocations will implicitly remove the __GFP_MOVABLE flag, which + * will constraint the allocations to zones that allow long term pinning, i.e. + * not ZONE_MOVABLE zones. + * + * Return: The saved flags to be passed to memalloc_pin_restore. + */ static inline unsigned int memalloc_pin_save(void) { - unsigned int flags = current->flags & PF_MEMALLOC_PIN; - - current->flags |= PF_MEMALLOC_PIN; - return flags; + return memalloc_flags_save(PF_MEMALLOC_PIN); } +/** + * memalloc_pin_restore - Ends the implicit ~__GFP_MOVABLE scope. + * @flags: Flags to restore. + * + * Ends the implicit ~__GFP_MOVABLE scope started by memalloc_pin_save function. + * Always make sure that the given flags is the return value from the pairing + * memalloc_pin_save call. + */ static inline void memalloc_pin_restore(unsigned int flags) { - current->flags = (current->flags & ~PF_MEMALLOC_PIN) | flags; + memalloc_flags_restore(flags); } #ifdef CONFIG_MEMCG diff --git a/include/linux/sched/sd_flags.h b/include/linux/sched/sd_flags.h index a8b28647aa..b04a5d04de 100644 --- a/include/linux/sched/sd_flags.h +++ b/include/linux/sched/sd_flags.h @@ -117,13 +117,13 @@ SD_FLAG(SD_SHARE_CPUCAPACITY, SDF_SHARED_CHILD | SDF_NEEDS_GROUPS) SD_FLAG(SD_CLUSTER, SDF_NEEDS_GROUPS) /* - * Domain members share CPU package resources (i.e. caches) + * Domain members share CPU Last Level Caches * * SHARED_CHILD: Set from the base domain up until spanned CPUs no longer share * the same cache(s). * NEEDS_GROUPS: Caches are shared between groups. */ -SD_FLAG(SD_SHARE_PKG_RESOURCES, SDF_SHARED_CHILD | SDF_NEEDS_GROUPS) +SD_FLAG(SD_SHARE_LLC, SDF_SHARED_CHILD | SDF_NEEDS_GROUPS) /* * Only a single load balancing instance diff --git a/include/linux/sched/signal.h b/include/linux/sched/signal.h index 4b7664c562..0a0e23c454 100644 --- a/include/linux/sched/signal.h +++ b/include/linux/sched/signal.h @@ -735,8 +735,6 @@ static inline int thread_group_empty(struct task_struct *p) #define delay_group_leader(p) \ (thread_group_leader(p) && !thread_group_empty(p)) -extern bool thread_group_exited(struct pid *pid); - extern struct sighand_struct *__lock_task_sighand(struct task_struct *task, unsigned long *flags); diff --git a/include/linux/sched/topology.h b/include/linux/sched/topology.h index a6e04b4a21..18572c9ea7 100644 --- a/include/linux/sched/topology.h +++ b/include/linux/sched/topology.h @@ -38,21 +38,21 @@ extern const struct sd_flag_debug sd_flag_debug[]; #ifdef CONFIG_SCHED_SMT static inline int cpu_smt_flags(void) { - return SD_SHARE_CPUCAPACITY | SD_SHARE_PKG_RESOURCES; + return SD_SHARE_CPUCAPACITY | SD_SHARE_LLC; } #endif #ifdef CONFIG_SCHED_CLUSTER static inline int cpu_cluster_flags(void) { - return SD_CLUSTER | SD_SHARE_PKG_RESOURCES; + return SD_CLUSTER | SD_SHARE_LLC; } #endif #ifdef CONFIG_SCHED_MC static inline int cpu_core_flags(void) { - return SD_SHARE_PKG_RESOURCES; + return SD_SHARE_LLC; } #endif @@ -176,6 +176,7 @@ extern void partition_sched_domains(int ndoms_new, cpumask_var_t doms_new[], cpumask_var_t *alloc_sched_domains(unsigned int ndoms); void free_sched_domains(cpumask_var_t doms[], unsigned int ndoms); +bool cpus_equal_capacity(int this_cpu, int that_cpu); bool cpus_share_cache(int this_cpu, int that_cpu); bool cpus_share_resources(int this_cpu, int that_cpu); @@ -226,6 +227,11 @@ partition_sched_domains(int ndoms_new, cpumask_var_t doms_new[], { } +static inline bool cpus_equal_capacity(int this_cpu, int that_cpu) +{ + return true; +} + static inline bool cpus_share_cache(int this_cpu, int that_cpu) { return true; diff --git a/include/linux/scmi_protocol.h b/include/linux/scmi_protocol.h index f2f05fb42d..b807141acc 100644 --- a/include/linux/scmi_protocol.h +++ b/include/linux/scmi_protocol.h @@ -47,6 +47,10 @@ struct scmi_clock_info { bool rate_discrete; bool rate_changed_notifications; bool rate_change_requested_notifications; + bool state_ctrl_forbidden; + bool rate_ctrl_forbidden; + bool parent_ctrl_forbidden; + bool extended_config; union { struct { int num_rates; @@ -72,6 +76,13 @@ struct scmi_handle; struct scmi_device; struct scmi_protocol_handle; +enum scmi_clock_oem_config { + SCMI_CLOCK_CFG_DUTY_CYCLE = 0x1, + SCMI_CLOCK_CFG_PHASE, + SCMI_CLOCK_CFG_OEM_START = 0x80, + SCMI_CLOCK_CFG_OEM_END = 0xFF, +}; + /** * struct scmi_clk_proto_ops - represents the various operations provided * by SCMI Clock Protocol @@ -104,10 +115,11 @@ struct scmi_clk_proto_ops { int (*state_get)(const struct scmi_protocol_handle *ph, u32 clk_id, bool *enabled, bool atomic); int (*config_oem_get)(const struct scmi_protocol_handle *ph, u32 clk_id, - u8 oem_type, u32 *oem_val, u32 *attributes, - bool atomic); + enum scmi_clock_oem_config oem_type, + u32 *oem_val, u32 *attributes, bool atomic); int (*config_oem_set)(const struct scmi_protocol_handle *ph, u32 clk_id, - u8 oem_type, u32 oem_val, bool atomic); + enum scmi_clock_oem_config oem_type, + u32 oem_val, bool atomic); int (*parent_get)(const struct scmi_protocol_handle *ph, u32 clk_id, u32 *parent_id); int (*parent_set)(const struct scmi_protocol_handle *ph, u32 clk_id, u32 parent_id); }; @@ -128,6 +140,8 @@ struct scmi_perf_domain_info { * @level_set: sets the performance level of a domain * @level_get: gets the performance level of a domain * @transition_latency_get: gets the DVFS transition latency for a given device + * @rate_limit_get: gets the minimum time (us) required between successive + * requests * @device_opps_add: adds all the OPPs for a given device * @freq_set: sets the frequency for a given device using sustained frequency * to sustained performance level mapping @@ -137,6 +151,8 @@ struct scmi_perf_domain_info { * at a given frequency * @fast_switch_possible: indicates if fast DVFS switching is possible or not * for a given device + * @fast_switch_rate_limit: gets the minimum time (us) required between + * successive fast_switching requests * @power_scale_mw_get: indicates if the power values provided are in milliWatts * or in some other (abstract) scale */ @@ -154,6 +170,8 @@ struct scmi_perf_proto_ops { u32 *level, bool poll); int (*transition_latency_get)(const struct scmi_protocol_handle *ph, u32 domain); + int (*rate_limit_get)(const struct scmi_protocol_handle *ph, + u32 domain, u32 *rate_limit); int (*device_opps_add)(const struct scmi_protocol_handle *ph, struct device *dev, u32 domain); int (*freq_set)(const struct scmi_protocol_handle *ph, u32 domain, @@ -164,6 +182,8 @@ struct scmi_perf_proto_ops { unsigned long *rate, unsigned long *power); bool (*fast_switch_possible)(const struct scmi_protocol_handle *ph, u32 domain); + int (*fast_switch_rate_limit)(const struct scmi_protocol_handle *ph, + u32 domain, u32 *rate_limit); enum scmi_power_scale (*power_scale_get)(const struct scmi_protocol_handle *ph); }; @@ -953,6 +973,8 @@ struct scmi_perf_limits_report { unsigned int domain_id; unsigned int range_max; unsigned int range_min; + unsigned long range_max_freq; + unsigned long range_min_freq; }; struct scmi_perf_level_report { @@ -960,6 +982,7 @@ struct scmi_perf_level_report { unsigned int agent_id; unsigned int domain_id; unsigned int performance_level; + unsigned long performance_level_freq; }; struct scmi_sensor_trip_point_report { diff --git a/include/linux/screen_info.h b/include/linux/screen_info.h index eab7081392..75303c1262 100644 --- a/include/linux/screen_info.h +++ b/include/linux/screen_info.h @@ -4,6 +4,132 @@ #include <uapi/linux/screen_info.h> +#include <linux/bits.h> + +/** + * SCREEN_INFO_MAX_RESOURCES - maximum number of resources per screen_info + */ +#define SCREEN_INFO_MAX_RESOURCES 3 + +struct pci_dev; +struct resource; + +static inline bool __screen_info_has_lfb(unsigned int type) +{ + return (type == VIDEO_TYPE_VLFB) || (type == VIDEO_TYPE_EFI); +} + +static inline u64 __screen_info_lfb_base(const struct screen_info *si) +{ + u64 lfb_base = si->lfb_base; + + if (si->capabilities & VIDEO_CAPABILITY_64BIT_BASE) + lfb_base |= (u64)si->ext_lfb_base << 32; + + return lfb_base; +} + +static inline void __screen_info_set_lfb_base(struct screen_info *si, u64 lfb_base) +{ + si->lfb_base = lfb_base & GENMASK_ULL(31, 0); + si->ext_lfb_base = (lfb_base & GENMASK_ULL(63, 32)) >> 32; + + if (si->ext_lfb_base) + si->capabilities |= VIDEO_CAPABILITY_64BIT_BASE; + else + si->capabilities &= ~VIDEO_CAPABILITY_64BIT_BASE; +} + +static inline u64 __screen_info_lfb_size(const struct screen_info *si, unsigned int type) +{ + u64 lfb_size = si->lfb_size; + + if (type == VIDEO_TYPE_VLFB) + lfb_size <<= 16; + return lfb_size; +} + +static inline unsigned int __screen_info_video_type(unsigned int type) +{ + switch (type) { + case VIDEO_TYPE_MDA: + case VIDEO_TYPE_CGA: + case VIDEO_TYPE_EGAM: + case VIDEO_TYPE_EGAC: + case VIDEO_TYPE_VGAC: + case VIDEO_TYPE_VLFB: + case VIDEO_TYPE_PICA_S3: + case VIDEO_TYPE_MIPS_G364: + case VIDEO_TYPE_SGI: + case VIDEO_TYPE_TGAC: + case VIDEO_TYPE_SUN: + case VIDEO_TYPE_SUNPCI: + case VIDEO_TYPE_PMAC: + case VIDEO_TYPE_EFI: + return type; + default: + return 0; + } +} + +/** + * screen_info_video_type() - Decodes the video type from struct screen_info + * @si: an instance of struct screen_info + * + * Returns: + * A VIDEO_TYPE_ constant representing si's type of video display, or 0 otherwise. + */ +static inline unsigned int screen_info_video_type(const struct screen_info *si) +{ + unsigned int type; + + // check if display output is on + if (!si->orig_video_isVGA) + return 0; + + // check for a known VIDEO_TYPE_ constant + type = __screen_info_video_type(si->orig_video_isVGA); + if (type) + return si->orig_video_isVGA; + + // check if text mode has been initialized + if (!si->orig_video_lines || !si->orig_video_cols) + return 0; + + // 80x25 text, mono + if (si->orig_video_mode == 0x07) { + if ((si->orig_video_ega_bx & 0xff) != 0x10) + return VIDEO_TYPE_EGAM; + else + return VIDEO_TYPE_MDA; + } + + // EGA/VGA, 16 colors + if ((si->orig_video_ega_bx & 0xff) != 0x10) { + if (si->orig_video_isVGA) + return VIDEO_TYPE_VGAC; + else + return VIDEO_TYPE_EGAC; + } + + // the rest... + return VIDEO_TYPE_CGA; +} + +ssize_t screen_info_resources(const struct screen_info *si, struct resource *r, size_t num); + +#if defined(CONFIG_PCI) +void screen_info_apply_fixups(void); +struct pci_dev *screen_info_pci_dev(const struct screen_info *si); +#else +static inline void screen_info_apply_fixups(void) +{ } +static inline struct pci_dev *screen_info_pci_dev(const struct screen_info *si) +{ + return NULL; +} +#endif + extern struct screen_info screen_info; #endif /* _SCREEN_INFO_H */ diff --git a/include/linux/security.h b/include/linux/security.h index 3180d823e0..5122e3ad83 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -32,6 +32,7 @@ #include <linux/string.h> #include <linux/mm.h> #include <linux/sockptr.h> +#include <linux/bpf.h> #include <uapi/linux/lsm.h> struct linux_binprm; @@ -344,6 +345,8 @@ int security_inode_init_security_anon(struct inode *inode, const struct qstr *name, const struct inode *context_inode); int security_inode_create(struct inode *dir, struct dentry *dentry, umode_t mode); +void security_inode_post_create_tmpfile(struct mnt_idmap *idmap, + struct inode *inode); int security_inode_link(struct dentry *old_dentry, struct inode *dir, struct dentry *new_dentry); int security_inode_unlink(struct inode *dir, struct dentry *dentry); @@ -361,6 +364,8 @@ int security_inode_follow_link(struct dentry *dentry, struct inode *inode, int security_inode_permission(struct inode *inode, int mask); int security_inode_setattr(struct mnt_idmap *idmap, struct dentry *dentry, struct iattr *attr); +void security_inode_post_setattr(struct mnt_idmap *idmap, struct dentry *dentry, + int ia_valid); int security_inode_getattr(const struct path *path); int security_inode_setxattr(struct mnt_idmap *idmap, struct dentry *dentry, const char *name, @@ -368,16 +373,22 @@ int security_inode_setxattr(struct mnt_idmap *idmap, int security_inode_set_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name, struct posix_acl *kacl); +void security_inode_post_set_acl(struct dentry *dentry, const char *acl_name, + struct posix_acl *kacl); int security_inode_get_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name); int security_inode_remove_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name); +void security_inode_post_remove_acl(struct mnt_idmap *idmap, + struct dentry *dentry, + const char *acl_name); void security_inode_post_setxattr(struct dentry *dentry, const char *name, const void *value, size_t size, int flags); int security_inode_getxattr(struct dentry *dentry, const char *name); int security_inode_listxattr(struct dentry *dentry); int security_inode_removexattr(struct mnt_idmap *idmap, struct dentry *dentry, const char *name); +void security_inode_post_removexattr(struct dentry *dentry, const char *name); int security_inode_need_killpriv(struct dentry *dentry); int security_inode_killpriv(struct mnt_idmap *idmap, struct dentry *dentry); int security_inode_getsecurity(struct mnt_idmap *idmap, @@ -392,6 +403,7 @@ int security_kernfs_init_security(struct kernfs_node *kn_dir, struct kernfs_node *kn); int security_file_permission(struct file *file, int mask); int security_file_alloc(struct file *file); +void security_file_release(struct file *file); void security_file_free(struct file *file); int security_file_ioctl(struct file *file, unsigned int cmd, unsigned long arg); int security_file_ioctl_compat(struct file *file, unsigned int cmd, @@ -408,6 +420,7 @@ int security_file_send_sigiotask(struct task_struct *tsk, struct fown_struct *fown, int sig); int security_file_receive(struct file *file); int security_file_open(struct file *file); +int security_file_post_open(struct file *file, int mask); int security_file_truncate(struct file *file); int security_task_alloc(struct task_struct *task, unsigned long clone_flags); void security_task_free(struct task_struct *task); @@ -806,6 +819,10 @@ static inline int security_inode_create(struct inode *dir, return 0; } +static inline void +security_inode_post_create_tmpfile(struct mnt_idmap *idmap, struct inode *inode) +{ } + static inline int security_inode_link(struct dentry *old_dentry, struct inode *dir, struct dentry *new_dentry) @@ -879,6 +896,11 @@ static inline int security_inode_setattr(struct mnt_idmap *idmap, return 0; } +static inline void +security_inode_post_setattr(struct mnt_idmap *idmap, struct dentry *dentry, + int ia_valid) +{ } + static inline int security_inode_getattr(const struct path *path) { return 0; @@ -899,6 +921,11 @@ static inline int security_inode_set_acl(struct mnt_idmap *idmap, return 0; } +static inline void security_inode_post_set_acl(struct dentry *dentry, + const char *acl_name, + struct posix_acl *kacl) +{ } + static inline int security_inode_get_acl(struct mnt_idmap *idmap, struct dentry *dentry, const char *acl_name) @@ -913,6 +940,11 @@ static inline int security_inode_remove_acl(struct mnt_idmap *idmap, return 0; } +static inline void security_inode_post_remove_acl(struct mnt_idmap *idmap, + struct dentry *dentry, + const char *acl_name) +{ } + static inline void security_inode_post_setxattr(struct dentry *dentry, const char *name, const void *value, size_t size, int flags) { } @@ -935,6 +967,10 @@ static inline int security_inode_removexattr(struct mnt_idmap *idmap, return cap_inode_removexattr(idmap, dentry, name); } +static inline void security_inode_post_removexattr(struct dentry *dentry, + const char *name) +{ } + static inline int security_inode_need_killpriv(struct dentry *dentry) { return cap_inode_need_killpriv(dentry); @@ -995,6 +1031,9 @@ static inline int security_file_alloc(struct file *file) return 0; } +static inline void security_file_release(struct file *file) +{ } + static inline void security_file_free(struct file *file) { } @@ -1062,6 +1101,11 @@ static inline int security_file_open(struct file *file) return 0; } +static inline int security_file_post_open(struct file *file, int mask) +{ + return 0; +} + static inline int security_file_truncate(struct file *file) { return 0; @@ -1871,6 +1915,7 @@ int security_path_mkdir(const struct path *dir, struct dentry *dentry, umode_t m int security_path_rmdir(const struct path *dir, struct dentry *dentry); int security_path_mknod(const struct path *dir, struct dentry *dentry, umode_t mode, unsigned int dev); +void security_path_post_mknod(struct mnt_idmap *idmap, struct dentry *dentry); int security_path_truncate(const struct path *path); int security_path_symlink(const struct path *dir, struct dentry *dentry, const char *old_name); @@ -1905,6 +1950,10 @@ static inline int security_path_mknod(const struct path *dir, struct dentry *den return 0; } +static inline void security_path_post_mknod(struct mnt_idmap *idmap, + struct dentry *dentry) +{ } + static inline int security_path_truncate(const struct path *path) { return 0; @@ -1956,6 +2005,9 @@ void security_key_free(struct key *key); int security_key_permission(key_ref_t key_ref, const struct cred *cred, enum key_need_perm need_perm); int security_key_getsecurity(struct key *key, char **_buffer); +void security_key_post_create_or_update(struct key *keyring, struct key *key, + const void *payload, size_t payload_len, + unsigned long flags, bool create); #else @@ -1983,12 +2035,21 @@ static inline int security_key_getsecurity(struct key *key, char **_buffer) return 0; } +static inline void security_key_post_create_or_update(struct key *keyring, + struct key *key, + const void *payload, + size_t payload_len, + unsigned long flags, + bool create) +{ } + #endif #endif /* CONFIG_KEYS */ #ifdef CONFIG_AUDIT #ifdef CONFIG_SECURITY -int security_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule); +int security_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule, + gfp_t gfp); int security_audit_rule_known(struct audit_krule *krule); int security_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule); void security_audit_rule_free(void *lsmrule); @@ -1996,7 +2057,7 @@ void security_audit_rule_free(void *lsmrule); #else static inline int security_audit_rule_init(u32 field, u32 op, char *rulestr, - void **lsmrule) + void **lsmrule, gfp_t gfp) { return 0; } @@ -2064,15 +2125,22 @@ static inline void securityfs_remove(struct dentry *dentry) union bpf_attr; struct bpf_map; struct bpf_prog; -struct bpf_prog_aux; +struct bpf_token; #ifdef CONFIG_SECURITY extern int security_bpf(int cmd, union bpf_attr *attr, unsigned int size); extern int security_bpf_map(struct bpf_map *map, fmode_t fmode); extern int security_bpf_prog(struct bpf_prog *prog); -extern int security_bpf_map_alloc(struct bpf_map *map); +extern int security_bpf_map_create(struct bpf_map *map, union bpf_attr *attr, + struct bpf_token *token); extern void security_bpf_map_free(struct bpf_map *map); -extern int security_bpf_prog_alloc(struct bpf_prog_aux *aux); -extern void security_bpf_prog_free(struct bpf_prog_aux *aux); +extern int security_bpf_prog_load(struct bpf_prog *prog, union bpf_attr *attr, + struct bpf_token *token); +extern void security_bpf_prog_free(struct bpf_prog *prog); +extern int security_bpf_token_create(struct bpf_token *token, union bpf_attr *attr, + struct path *path); +extern void security_bpf_token_free(struct bpf_token *token); +extern int security_bpf_token_cmd(const struct bpf_token *token, enum bpf_cmd cmd); +extern int security_bpf_token_capable(const struct bpf_token *token, int cap); #else static inline int security_bpf(int cmd, union bpf_attr *attr, unsigned int size) @@ -2090,7 +2158,8 @@ static inline int security_bpf_prog(struct bpf_prog *prog) return 0; } -static inline int security_bpf_map_alloc(struct bpf_map *map) +static inline int security_bpf_map_create(struct bpf_map *map, union bpf_attr *attr, + struct bpf_token *token) { return 0; } @@ -2098,13 +2167,33 @@ static inline int security_bpf_map_alloc(struct bpf_map *map) static inline void security_bpf_map_free(struct bpf_map *map) { } -static inline int security_bpf_prog_alloc(struct bpf_prog_aux *aux) +static inline int security_bpf_prog_load(struct bpf_prog *prog, union bpf_attr *attr, + struct bpf_token *token) +{ + return 0; +} + +static inline void security_bpf_prog_free(struct bpf_prog *prog) +{ } + +static inline int security_bpf_token_create(struct bpf_token *token, union bpf_attr *attr, + struct path *path) { return 0; } -static inline void security_bpf_prog_free(struct bpf_prog_aux *aux) +static inline void security_bpf_token_free(struct bpf_token *token) { } + +static inline int security_bpf_token_cmd(const struct bpf_token *token, enum bpf_cmd cmd) +{ + return 0; +} + +static inline int security_bpf_token_capable(const struct bpf_token *token, int cap) +{ + return 0; +} #endif /* CONFIG_SECURITY */ #endif /* CONFIG_BPF_SYSCALL */ diff --git a/include/linux/selection.h b/include/linux/selection.h index 170ef28ff2..bab7d30d34 100644 --- a/include/linux/selection.h +++ b/include/linux/selection.h @@ -14,17 +14,16 @@ struct tty_struct; struct vc_data; -extern void clear_selection(void); -extern int set_selection_user(const struct tiocl_selection __user *sel, - struct tty_struct *tty); -extern int set_selection_kernel(struct tiocl_selection *v, - struct tty_struct *tty); -extern int paste_selection(struct tty_struct *tty); -extern int sel_loadlut(char __user *p); -extern int mouse_reporting(void); -extern void mouse_report(struct tty_struct * tty, int butt, int mrx, int mry); - -bool vc_is_sel(struct vc_data *vc); +void clear_selection(void); +int set_selection_user(const struct tiocl_selection __user *sel, + struct tty_struct *tty); +int set_selection_kernel(struct tiocl_selection *v, struct tty_struct *tty); +int paste_selection(struct tty_struct *tty); +int sel_loadlut(u32 __user *lut); +int mouse_reporting(void); +void mouse_report(struct tty_struct *tty, int butt, int mrx, int mry); + +bool vc_is_sel(const struct vc_data *vc); extern int console_blanked; @@ -33,24 +32,21 @@ extern unsigned char default_red[]; extern unsigned char default_grn[]; extern unsigned char default_blu[]; -extern unsigned short *screen_pos(const struct vc_data *vc, int w_offset, - bool viewed); -extern u16 screen_glyph(const struct vc_data *vc, int offset); -extern u32 screen_glyph_unicode(const struct vc_data *vc, int offset); -extern void complement_pos(struct vc_data *vc, int offset); -extern void invert_screen(struct vc_data *vc, int offset, int count, bool viewed); - -extern void getconsxy(const struct vc_data *vc, unsigned char xy[static 2]); -extern void putconsxy(struct vc_data *vc, unsigned char xy[static const 2]); - -extern u16 vcs_scr_readw(const struct vc_data *vc, const u16 *org); -extern void vcs_scr_writew(struct vc_data *vc, u16 val, u16 *org); -extern void vcs_scr_updated(struct vc_data *vc); - -extern int vc_uniscr_check(struct vc_data *vc); -extern void vc_uniscr_copy_line(const struct vc_data *vc, void *dest, - bool viewed, - unsigned int row, unsigned int col, - unsigned int nr); +unsigned short *screen_pos(const struct vc_data *vc, int w_offset, bool viewed); +u16 screen_glyph(const struct vc_data *vc, int offset); +u32 screen_glyph_unicode(const struct vc_data *vc, int offset); +void complement_pos(struct vc_data *vc, int offset); +void invert_screen(struct vc_data *vc, int offset, int count, bool viewed); + +void getconsxy(const struct vc_data *vc, unsigned char xy[static 2]); +void putconsxy(struct vc_data *vc, unsigned char xy[static const 2]); + +u16 vcs_scr_readw(const struct vc_data *vc, const u16 *org); +void vcs_scr_writew(struct vc_data *vc, u16 val, u16 *org); +void vcs_scr_updated(struct vc_data *vc); + +int vc_uniscr_check(struct vc_data *vc); +void vc_uniscr_copy_line(const struct vc_data *vc, void *dest, bool viewed, + unsigned int row, unsigned int col, unsigned int nr); #endif diff --git a/include/linux/serdev.h b/include/linux/serdev.h index 3fab88ba26..ff78efc1f6 100644 --- a/include/linux/serdev.h +++ b/include/linux/serdev.h @@ -27,7 +27,7 @@ struct serdev_device; * not sleep. */ struct serdev_device_ops { - ssize_t (*receive_buf)(struct serdev_device *, const u8 *, size_t); + size_t (*receive_buf)(struct serdev_device *, const u8 *, size_t); void (*write_wakeup)(struct serdev_device *); }; @@ -185,9 +185,9 @@ static inline void serdev_controller_write_wakeup(struct serdev_controller *ctrl serdev->ops->write_wakeup(serdev); } -static inline ssize_t serdev_controller_receive_buf(struct serdev_controller *ctrl, - const u8 *data, - size_t count) +static inline size_t serdev_controller_receive_buf(struct serdev_controller *ctrl, + const u8 *data, + size_t count) { struct serdev_device *serdev = ctrl->serdev; diff --git a/include/linux/serial_8250.h b/include/linux/serial_8250.h index be65de65fe..fd59ed2cca 100644 --- a/include/linux/serial_8250.h +++ b/include/linux/serial_8250.h @@ -210,6 +210,12 @@ int serial8250_console_exit(struct uart_port *port); void serial8250_set_isa_configurator(void (*v)(int port, struct uart_port *up, u32 *capabilities)); +#ifdef CONFIG_SERIAL_8250_CONSOLE +extern int hp300_setup_serial_console(void) __init; +#else +static inline int hp300_setup_serial_console(void) { return 0; } +#endif + #ifdef CONFIG_SERIAL_8250_RT288X int rt288x_setup(struct uart_port *p); int au_platform_setup(struct plat_serial8250_port *p); diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index bb0f2d4ac6..0a0f6e21d4 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -467,9 +467,10 @@ struct uart_port { unsigned int fifosize; /* tx fifo size */ unsigned char x_char; /* xon/xoff char */ unsigned char regshift; /* reg offset shift */ + unsigned char iotype; /* io access style */ - unsigned char quirks; /* internal quirks */ +#define UPIO_UNKNOWN ((unsigned char)~0U) /* UCHAR_MAX */ #define UPIO_PORT (SERIAL_IO_PORT) /* 8b I/O port access */ #define UPIO_HUB6 (SERIAL_IO_HUB6) /* Hub6 ISA card */ #define UPIO_MEM (SERIAL_IO_MEM) /* driver-specific */ @@ -479,7 +480,9 @@ struct uart_port { #define UPIO_MEM32BE (SERIAL_IO_MEM32BE) /* 32b big endian */ #define UPIO_MEM16 (SERIAL_IO_MEM16) /* 16b little endian */ - /* quirks must be updated while holding port mutex */ + unsigned char quirks; /* internal quirks */ + + /* internal quirks must be updated while holding port mutex */ #define UPQ_NO_TXEN_TEST BIT(0) unsigned int read_status_mask; /* driver specific */ @@ -960,6 +963,8 @@ int uart_register_driver(struct uart_driver *uart); void uart_unregister_driver(struct uart_driver *uart); int uart_add_one_port(struct uart_driver *reg, struct uart_port *port); void uart_remove_one_port(struct uart_driver *reg, struct uart_port *port); +int uart_read_port_properties(struct uart_port *port); +int uart_read_and_validate_port_properties(struct uart_port *port); bool uart_match_port(const struct uart_port *port1, const struct uart_port *port2); diff --git a/include/linux/serio.h b/include/linux/serio.h index 6c27d413da..7ca41af93b 100644 --- a/include/linux/serio.h +++ b/include/linux/serio.h @@ -15,7 +15,7 @@ #include <linux/mod_devicetable.h> #include <uapi/linux/serio.h> -extern struct bus_type serio_bus; +extern const struct bus_type serio_bus; struct serio { void *port_data; diff --git a/include/linux/shmem_fs.h b/include/linux/shmem_fs.h index f0c6bf9828..3fb18f7eb7 100644 --- a/include/linux/shmem_fs.h +++ b/include/linux/shmem_fs.h @@ -97,11 +97,7 @@ extern unsigned long shmem_get_unmapped_area(struct file *, unsigned long addr, unsigned long len, unsigned long pgoff, unsigned long flags); extern int shmem_lock(struct file *file, int lock, struct ucounts *ucounts); #ifdef CONFIG_SHMEM -extern const struct address_space_operations shmem_aops; -static inline bool shmem_mapping(struct address_space *mapping) -{ - return mapping->a_ops == &shmem_aops; -} +bool shmem_mapping(struct address_space *mapping); #else static inline bool shmem_mapping(struct address_space *mapping) { diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index f86f9396f7..5b1078c160 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -37,6 +37,7 @@ #endif #include <net/net_debug.h> #include <net/dropreason-core.h> +#include <net/netmem.h> /** * DOC: skb checksums @@ -359,7 +360,11 @@ extern int sysctl_max_skb_frags; */ #define GSO_BY_FRAGS 0xFFFF -typedef struct bio_vec skb_frag_t; +typedef struct skb_frag { + netmem_ref netmem; + unsigned int len; + unsigned int offset; +} skb_frag_t; /** * skb_frag_size() - Returns the size of a skb fragment @@ -367,7 +372,7 @@ typedef struct bio_vec skb_frag_t; */ static inline unsigned int skb_frag_size(const skb_frag_t *frag) { - return frag->bv_len; + return frag->len; } /** @@ -377,7 +382,7 @@ static inline unsigned int skb_frag_size(const skb_frag_t *frag) */ static inline void skb_frag_size_set(skb_frag_t *frag, unsigned int size) { - frag->bv_len = size; + frag->len = size; } /** @@ -387,7 +392,7 @@ static inline void skb_frag_size_set(skb_frag_t *frag, unsigned int size) */ static inline void skb_frag_size_add(skb_frag_t *frag, int delta) { - frag->bv_len += delta; + frag->len += delta; } /** @@ -397,7 +402,7 @@ static inline void skb_frag_size_add(skb_frag_t *frag, int delta) */ static inline void skb_frag_size_sub(skb_frag_t *frag, int delta) { - frag->bv_len -= delta; + frag->len -= delta; } /** @@ -417,7 +422,7 @@ static inline bool skb_frag_must_loop(struct page *p) * skb_frag_foreach_page - loop over pages in a fragment * * @f: skb frag to operate on - * @f_off: offset from start of f->bv_page + * @f_off: offset from start of f->netmem * @f_len: length from f_off to loop over * @p: (temp var) current page * @p_off: (temp var) offset from start of current page, @@ -1169,15 +1174,6 @@ static inline bool skb_dst_is_noref(const struct sk_buff *skb) return (skb->_skb_refdst & SKB_DST_NOREF) && skb_dst(skb); } -/** - * skb_rtable - Returns the skb &rtable - * @skb: buffer - */ -static inline struct rtable *skb_rtable(const struct sk_buff *skb) -{ - return (struct rtable *)skb_dst(skb); -} - /* For mangling skb->pkt_type from user space side from applications * such as nft, tc, etc, we only allow a conservative subset of * possible pkt_types to be set. @@ -1227,6 +1223,24 @@ static inline bool skb_unref(struct sk_buff *skb) return true; } +static inline bool skb_data_unref(const struct sk_buff *skb, + struct skb_shared_info *shinfo) +{ + int bias; + + if (!skb->cloned) + return true; + + bias = skb->nohdr ? (1 << SKB_DATAREF_SHIFT) + 1 : 1; + + if (atomic_read(&shinfo->dataref) == bias) + smp_rmb(); + else if (atomic_sub_return(bias, &shinfo->dataref)) + return false; + + return true; +} + void __fix_address kfree_skb_reason(struct sk_buff *skb, enum skb_drop_reason reason); @@ -1261,7 +1275,6 @@ static inline void consume_skb(struct sk_buff *skb) void __consume_stateless_skb(struct sk_buff *skb); void __kfree_skb(struct sk_buff *skb); -extern struct kmem_cache *skbuff_cache; void kfree_skb_partial(struct sk_buff *skb, bool head_stolen); bool skb_try_coalesce(struct sk_buff *to, struct sk_buff *from, @@ -2424,22 +2437,37 @@ static inline unsigned int skb_pagelen(const struct sk_buff *skb) return skb_headlen(skb) + __skb_pagelen(skb); } +static inline void skb_frag_fill_netmem_desc(skb_frag_t *frag, + netmem_ref netmem, int off, + int size) +{ + frag->netmem = netmem; + frag->offset = off; + skb_frag_size_set(frag, size); +} + static inline void skb_frag_fill_page_desc(skb_frag_t *frag, struct page *page, int off, int size) { - frag->bv_page = page; - frag->bv_offset = off; - skb_frag_size_set(frag, size); + skb_frag_fill_netmem_desc(frag, page_to_netmem(page), off, size); +} + +static inline void __skb_fill_netmem_desc_noacc(struct skb_shared_info *shinfo, + int i, netmem_ref netmem, + int off, int size) +{ + skb_frag_t *frag = &shinfo->frags[i]; + + skb_frag_fill_netmem_desc(frag, netmem, off, size); } static inline void __skb_fill_page_desc_noacc(struct skb_shared_info *shinfo, int i, struct page *page, int off, int size) { - skb_frag_t *frag = &shinfo->frags[i]; - - skb_frag_fill_page_desc(frag, page, off, size); + __skb_fill_netmem_desc_noacc(shinfo, i, page_to_netmem(page), off, + size); } /** @@ -2455,10 +2483,10 @@ static inline void skb_len_add(struct sk_buff *skb, int delta) } /** - * __skb_fill_page_desc - initialise a paged fragment in an skb + * __skb_fill_netmem_desc - initialise a fragment in an skb * @skb: buffer containing fragment to be initialised - * @i: paged fragment index to initialise - * @page: the page to use for this fragment + * @i: fragment index to initialise + * @netmem: the netmem to use for this fragment * @off: the offset to the data with @page * @size: the length of the data * @@ -2467,10 +2495,12 @@ static inline void skb_len_add(struct sk_buff *skb, int delta) * * Does not take any additional reference on the fragment. */ -static inline void __skb_fill_page_desc(struct sk_buff *skb, int i, - struct page *page, int off, int size) +static inline void __skb_fill_netmem_desc(struct sk_buff *skb, int i, + netmem_ref netmem, int off, int size) { - __skb_fill_page_desc_noacc(skb_shinfo(skb), i, page, off, size); + struct page *page = netmem_to_page(netmem); + + __skb_fill_netmem_desc_noacc(skb_shinfo(skb), i, netmem, off, size); /* Propagate page pfmemalloc to the skb if we can. The problem is * that not all callers have unique ownership of the page but rely @@ -2478,7 +2508,20 @@ static inline void __skb_fill_page_desc(struct sk_buff *skb, int i, */ page = compound_head(page); if (page_is_pfmemalloc(page)) - skb->pfmemalloc = true; + skb->pfmemalloc = true; +} + +static inline void __skb_fill_page_desc(struct sk_buff *skb, int i, + struct page *page, int off, int size) +{ + __skb_fill_netmem_desc(skb, i, page_to_netmem(page), off, size); +} + +static inline void skb_fill_netmem_desc(struct sk_buff *skb, int i, + netmem_ref netmem, int off, int size) +{ + __skb_fill_netmem_desc(skb, i, netmem, off, size); + skb_shinfo(skb)->nr_frags = i + 1; } /** @@ -2498,8 +2541,7 @@ static inline void __skb_fill_page_desc(struct sk_buff *skb, int i, static inline void skb_fill_page_desc(struct sk_buff *skb, int i, struct page *page, int off, int size) { - __skb_fill_page_desc(skb, i, page, off, size); - skb_shinfo(skb)->nr_frags = i + 1; + skb_fill_netmem_desc(skb, i, page_to_netmem(page), off, size); } /** @@ -2523,8 +2565,16 @@ static inline void skb_fill_page_desc_noacc(struct sk_buff *skb, int i, shinfo->nr_frags = i + 1; } -void skb_add_rx_frag(struct sk_buff *skb, int i, struct page *page, int off, - int size, unsigned int truesize); +void skb_add_rx_frag_netmem(struct sk_buff *skb, int i, netmem_ref netmem, + int off, int size, unsigned int truesize); + +static inline void skb_add_rx_frag(struct sk_buff *skb, int i, + struct page *page, int off, int size, + unsigned int truesize) +{ + skb_add_rx_frag_netmem(skb, i, page_to_netmem(page), off, size, + truesize); +} void skb_coalesce_rx_frag(struct sk_buff *skb, int i, int size, unsigned int truesize); @@ -3004,6 +3054,7 @@ static inline int skb_transport_offset(const struct sk_buff *skb) static inline u32 skb_network_header_len(const struct sk_buff *skb) { + DEBUG_NET_WARN_ON_ONCE(!skb_transport_header_was_set(skb)); return skb->transport_header - skb->network_header; } @@ -3399,7 +3450,7 @@ static inline void skb_propagate_pfmemalloc(const struct page *page, */ static inline unsigned int skb_frag_off(const skb_frag_t *frag) { - return frag->bv_offset; + return frag->offset; } /** @@ -3409,7 +3460,7 @@ static inline unsigned int skb_frag_off(const skb_frag_t *frag) */ static inline void skb_frag_off_add(skb_frag_t *frag, int delta) { - frag->bv_offset += delta; + frag->offset += delta; } /** @@ -3419,7 +3470,7 @@ static inline void skb_frag_off_add(skb_frag_t *frag, int delta) */ static inline void skb_frag_off_set(skb_frag_t *frag, unsigned int offset) { - frag->bv_offset = offset; + frag->offset = offset; } /** @@ -3430,7 +3481,7 @@ static inline void skb_frag_off_set(skb_frag_t *frag, unsigned int offset) static inline void skb_frag_off_copy(skb_frag_t *fragto, const skb_frag_t *fragfrom) { - fragto->bv_offset = fragfrom->bv_offset; + fragto->offset = fragfrom->offset; } /** @@ -3441,7 +3492,7 @@ static inline void skb_frag_off_copy(skb_frag_t *fragto, */ static inline struct page *skb_frag_page(const skb_frag_t *frag) { - return frag->bv_page; + return netmem_to_page(frag->netmem); } /** @@ -3467,6 +3518,10 @@ static inline void skb_frag_ref(struct sk_buff *skb, int f) __skb_frag_ref(&skb_shinfo(skb)->frags[f]); } +int skb_pp_cow_data(struct page_pool *pool, struct sk_buff **pskb, + unsigned int headroom); +int skb_cow_data_for_xdp(struct page_pool *pool, struct sk_buff **pskb, + struct bpf_prog *prog); bool napi_pp_put_page(struct page *page, bool napi_safe); static inline void @@ -3555,7 +3610,7 @@ static inline void *skb_frag_address_safe(const skb_frag_t *frag) static inline void skb_frag_page_copy(skb_frag_t *fragto, const skb_frag_t *fragfrom) { - fragto->bv_page = fragfrom->bv_page; + fragto->netmem = fragfrom->netmem; } bool skb_page_frag_refill(unsigned int sz, struct page_frag *pfrag, gfp_t prio); diff --git a/include/linux/slab.h b/include/linux/slab.h index 34b32c59ce..739b212625 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -21,29 +21,69 @@ #include <linux/cleanup.h> #include <linux/hash.h> +enum _slab_flag_bits { + _SLAB_CONSISTENCY_CHECKS, + _SLAB_RED_ZONE, + _SLAB_POISON, + _SLAB_KMALLOC, + _SLAB_HWCACHE_ALIGN, + _SLAB_CACHE_DMA, + _SLAB_CACHE_DMA32, + _SLAB_STORE_USER, + _SLAB_PANIC, + _SLAB_TYPESAFE_BY_RCU, + _SLAB_TRACE, +#ifdef CONFIG_DEBUG_OBJECTS + _SLAB_DEBUG_OBJECTS, +#endif + _SLAB_NOLEAKTRACE, + _SLAB_NO_MERGE, +#ifdef CONFIG_FAILSLAB + _SLAB_FAILSLAB, +#endif +#ifdef CONFIG_MEMCG_KMEM + _SLAB_ACCOUNT, +#endif +#ifdef CONFIG_KASAN_GENERIC + _SLAB_KASAN, +#endif + _SLAB_NO_USER_FLAGS, +#ifdef CONFIG_KFENCE + _SLAB_SKIP_KFENCE, +#endif +#ifndef CONFIG_SLUB_TINY + _SLAB_RECLAIM_ACCOUNT, +#endif + _SLAB_OBJECT_POISON, + _SLAB_CMPXCHG_DOUBLE, + _SLAB_FLAGS_LAST_BIT +}; + +#define __SLAB_FLAG_BIT(nr) ((slab_flags_t __force)(1U << (nr))) +#define __SLAB_FLAG_UNUSED ((slab_flags_t __force)(0U)) /* * Flags to pass to kmem_cache_create(). * The ones marked DEBUG need CONFIG_SLUB_DEBUG enabled, otherwise are no-op */ /* DEBUG: Perform (expensive) checks on alloc/free */ -#define SLAB_CONSISTENCY_CHECKS ((slab_flags_t __force)0x00000100U) +#define SLAB_CONSISTENCY_CHECKS __SLAB_FLAG_BIT(_SLAB_CONSISTENCY_CHECKS) /* DEBUG: Red zone objs in a cache */ -#define SLAB_RED_ZONE ((slab_flags_t __force)0x00000400U) +#define SLAB_RED_ZONE __SLAB_FLAG_BIT(_SLAB_RED_ZONE) /* DEBUG: Poison objects */ -#define SLAB_POISON ((slab_flags_t __force)0x00000800U) +#define SLAB_POISON __SLAB_FLAG_BIT(_SLAB_POISON) /* Indicate a kmalloc slab */ -#define SLAB_KMALLOC ((slab_flags_t __force)0x00001000U) +#define SLAB_KMALLOC __SLAB_FLAG_BIT(_SLAB_KMALLOC) /* Align objs on cache lines */ -#define SLAB_HWCACHE_ALIGN ((slab_flags_t __force)0x00002000U) +#define SLAB_HWCACHE_ALIGN __SLAB_FLAG_BIT(_SLAB_HWCACHE_ALIGN) /* Use GFP_DMA memory */ -#define SLAB_CACHE_DMA ((slab_flags_t __force)0x00004000U) +#define SLAB_CACHE_DMA __SLAB_FLAG_BIT(_SLAB_CACHE_DMA) /* Use GFP_DMA32 memory */ -#define SLAB_CACHE_DMA32 ((slab_flags_t __force)0x00008000U) +#define SLAB_CACHE_DMA32 __SLAB_FLAG_BIT(_SLAB_CACHE_DMA32) /* DEBUG: Store the last owner for bug hunting */ -#define SLAB_STORE_USER ((slab_flags_t __force)0x00010000U) +#define SLAB_STORE_USER __SLAB_FLAG_BIT(_SLAB_STORE_USER) /* Panic if kmem_cache_create() fails */ -#define SLAB_PANIC ((slab_flags_t __force)0x00040000U) +#define SLAB_PANIC __SLAB_FLAG_BIT(_SLAB_PANIC) /* * SLAB_TYPESAFE_BY_RCU - **WARNING** READ THIS! * @@ -95,21 +135,19 @@ * Note that SLAB_TYPESAFE_BY_RCU was originally named SLAB_DESTROY_BY_RCU. */ /* Defer freeing slabs to RCU */ -#define SLAB_TYPESAFE_BY_RCU ((slab_flags_t __force)0x00080000U) -/* Spread some memory over cpuset */ -#define SLAB_MEM_SPREAD ((slab_flags_t __force)0x00100000U) +#define SLAB_TYPESAFE_BY_RCU __SLAB_FLAG_BIT(_SLAB_TYPESAFE_BY_RCU) /* Trace allocations and frees */ -#define SLAB_TRACE ((slab_flags_t __force)0x00200000U) +#define SLAB_TRACE __SLAB_FLAG_BIT(_SLAB_TRACE) /* Flag to prevent checks on free */ #ifdef CONFIG_DEBUG_OBJECTS -# define SLAB_DEBUG_OBJECTS ((slab_flags_t __force)0x00400000U) +# define SLAB_DEBUG_OBJECTS __SLAB_FLAG_BIT(_SLAB_DEBUG_OBJECTS) #else -# define SLAB_DEBUG_OBJECTS 0 +# define SLAB_DEBUG_OBJECTS __SLAB_FLAG_UNUSED #endif /* Avoid kmemleak tracing */ -#define SLAB_NOLEAKTRACE ((slab_flags_t __force)0x00800000U) +#define SLAB_NOLEAKTRACE __SLAB_FLAG_BIT(_SLAB_NOLEAKTRACE) /* * Prevent merging with compatible kmem caches. This flag should be used @@ -121,25 +159,25 @@ * - performance critical caches, should be very rare and consulted with slab * maintainers, and not used together with CONFIG_SLUB_TINY */ -#define SLAB_NO_MERGE ((slab_flags_t __force)0x01000000U) +#define SLAB_NO_MERGE __SLAB_FLAG_BIT(_SLAB_NO_MERGE) /* Fault injection mark */ #ifdef CONFIG_FAILSLAB -# define SLAB_FAILSLAB ((slab_flags_t __force)0x02000000U) +# define SLAB_FAILSLAB __SLAB_FLAG_BIT(_SLAB_FAILSLAB) #else -# define SLAB_FAILSLAB 0 +# define SLAB_FAILSLAB __SLAB_FLAG_UNUSED #endif /* Account to memcg */ #ifdef CONFIG_MEMCG_KMEM -# define SLAB_ACCOUNT ((slab_flags_t __force)0x04000000U) +# define SLAB_ACCOUNT __SLAB_FLAG_BIT(_SLAB_ACCOUNT) #else -# define SLAB_ACCOUNT 0 +# define SLAB_ACCOUNT __SLAB_FLAG_UNUSED #endif #ifdef CONFIG_KASAN_GENERIC -#define SLAB_KASAN ((slab_flags_t __force)0x08000000U) +#define SLAB_KASAN __SLAB_FLAG_BIT(_SLAB_KASAN) #else -#define SLAB_KASAN 0 +#define SLAB_KASAN __SLAB_FLAG_UNUSED #endif /* @@ -147,20 +185,20 @@ * Intended for caches created for self-tests so they have only flags * specified in the code and other flags are ignored. */ -#define SLAB_NO_USER_FLAGS ((slab_flags_t __force)0x10000000U) +#define SLAB_NO_USER_FLAGS __SLAB_FLAG_BIT(_SLAB_NO_USER_FLAGS) #ifdef CONFIG_KFENCE -#define SLAB_SKIP_KFENCE ((slab_flags_t __force)0x20000000U) +#define SLAB_SKIP_KFENCE __SLAB_FLAG_BIT(_SLAB_SKIP_KFENCE) #else -#define SLAB_SKIP_KFENCE 0 +#define SLAB_SKIP_KFENCE __SLAB_FLAG_UNUSED #endif /* The following flags affect the page allocator grouping pages by mobility */ /* Objects are reclaimable */ #ifndef CONFIG_SLUB_TINY -#define SLAB_RECLAIM_ACCOUNT ((slab_flags_t __force)0x00020000U) +#define SLAB_RECLAIM_ACCOUNT __SLAB_FLAG_BIT(_SLAB_RECLAIM_ACCOUNT) #else -#define SLAB_RECLAIM_ACCOUNT ((slab_flags_t __force)0) +#define SLAB_RECLAIM_ACCOUNT __SLAB_FLAG_UNUSED #endif #define SLAB_TEMPORARY SLAB_RECLAIM_ACCOUNT /* Objects are short-lived */ diff --git a/include/linux/slimbus.h b/include/linux/slimbus.h index 12c9719b2a..3042385b7b 100644 --- a/include/linux/slimbus.h +++ b/include/linux/slimbus.h @@ -10,7 +10,7 @@ #include <linux/completion.h> #include <linux/mod_devicetable.h> -extern struct bus_type slimbus_bus; +extern const struct bus_type slimbus_bus; /** * struct slim_eaddr - Enumeration address for a SLIMbus device diff --git a/include/linux/smp.h b/include/linux/smp.h index e87520dc29..fcd61dfe2a 100644 --- a/include/linux/smp.h +++ b/include/linux/smp.h @@ -105,6 +105,12 @@ static inline void on_each_cpu_cond(smp_cond_func_t cond_func, on_each_cpu_cond_mask(cond_func, func, info, wait, cpu_online_mask); } +/* + * Architecture specific boot CPU setup. Defined as empty weak function in + * init/main.c. Architectures can override it. + */ +void smp_prepare_boot_cpu(void); + #ifdef CONFIG_SMP #include <linux/preempt.h> @@ -171,12 +177,6 @@ void generic_smp_call_function_single_interrupt(void); #define generic_smp_call_function_interrupt \ generic_smp_call_function_single_interrupt -/* - * Mark the boot cpu "online" so that it can call console drivers in - * printk() and can access its per-cpu storage. - */ -void smp_prepare_boot_cpu(void); - extern unsigned int setup_max_cpus; extern void __init setup_nr_cpu_ids(void); extern void __init smp_init(void); @@ -203,7 +203,6 @@ static inline void up_smp_call_function(smp_call_func_t func, void *info) (up_smp_call_function(func, info)) static inline void smp_send_reschedule(int cpu) { } -#define smp_prepare_boot_cpu() do {} while (0) #define smp_call_function_many(mask, func, info, wait) \ (up_smp_call_function(func, info)) static inline void call_function_init(void) { } @@ -218,6 +217,8 @@ smp_call_function_any(const struct cpumask *mask, smp_call_func_t func, static inline void kick_all_cpus_sync(void) { } static inline void wake_up_all_idle_cpus(void) { } +#define setup_max_cpus 0 + #ifdef CONFIG_UP_LATE_INIT extern void __init up_late_init(void); static inline void smp_init(void) { up_late_init(); } @@ -261,7 +262,7 @@ static inline int get_boot_cpu_id(void) * regular asm read for the stable. */ #ifndef __smp_processor_id -#define __smp_processor_id(x) raw_smp_processor_id(x) +#define __smp_processor_id() raw_smp_processor_id() #endif #ifdef CONFIG_DEBUG_PREEMPT diff --git a/include/linux/soc/andes/irq.h b/include/linux/soc/andes/irq.h new file mode 100644 index 0000000000..edc3182d6e --- /dev/null +++ b/include/linux/soc/andes/irq.h @@ -0,0 +1,18 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2023 Andes Technology Corporation + */ +#ifndef __ANDES_IRQ_H +#define __ANDES_IRQ_H + +/* Andes PMU irq number */ +#define ANDES_RV_IRQ_PMOVI 18 +#define ANDES_RV_IRQ_LAST ANDES_RV_IRQ_PMOVI +#define ANDES_SLI_CAUSE_BASE 256 + +/* Andes PMU related registers */ +#define ANDES_CSR_SLIE 0x9c4 +#define ANDES_CSR_SLIP 0x9c5 +#define ANDES_CSR_SCOUNTEROF 0x9d4 + +#endif /* __ANDES_IRQ_H */ diff --git a/include/linux/soc/qcom/apr.h b/include/linux/soc/qcom/apr.h index be98aebcb3..7161a3183e 100644 --- a/include/linux/soc/qcom/apr.h +++ b/include/linux/soc/qcom/apr.h @@ -9,7 +9,7 @@ #include <dt-bindings/soc/qcom,apr.h> #include <dt-bindings/soc/qcom,gpr.h> -extern struct bus_type aprbus; +extern const struct bus_type aprbus; #define APR_HDR_LEN(hdr_len) ((hdr_len)/4) diff --git a/include/linux/soc/qcom/geni-se.h b/include/linux/soc/qcom/geni-se.h index 29e06905bc..0f038a1a03 100644 --- a/include/linux/soc/qcom/geni-se.h +++ b/include/linux/soc/qcom/geni-se.h @@ -178,6 +178,7 @@ struct geni_se { #define M_GP_IRQ_3_EN BIT(12) #define M_GP_IRQ_4_EN BIT(13) #define M_GP_IRQ_5_EN BIT(14) +#define M_TX_FIFO_NOT_EMPTY_EN BIT(21) #define M_IO_DATA_DEASSERT_EN BIT(22) #define M_IO_DATA_ASSERT_EN BIT(23) #define M_RX_FIFO_RD_ERR_EN BIT(24) diff --git a/include/linux/soc/qcom/qcom-pbs.h b/include/linux/soc/qcom/qcom-pbs.h new file mode 100644 index 0000000000..8a46209ccf --- /dev/null +++ b/include/linux/soc/qcom/qcom-pbs.h @@ -0,0 +1,30 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved. + */ + +#ifndef _QCOM_PBS_H +#define _QCOM_PBS_H + +#include <linux/errno.h> +#include <linux/types.h> + +struct device_node; +struct pbs_dev; + +#if IS_ENABLED(CONFIG_QCOM_PBS) +int qcom_pbs_trigger_event(struct pbs_dev *pbs, u8 bitmap); +struct pbs_dev *get_pbs_client_device(struct device *client_dev); +#else +static inline int qcom_pbs_trigger_event(struct pbs_dev *pbs, u8 bitmap) +{ + return -ENODEV; +} + +static inline struct pbs_dev *get_pbs_client_device(struct device *client_dev) +{ + return ERR_PTR(-ENODEV); +} +#endif + +#endif diff --git a/include/linux/soc/samsung/exynos-pmu.h b/include/linux/soc/samsung/exynos-pmu.h index a4f5516cc9..2bd9d12d9a 100644 --- a/include/linux/soc/samsung/exynos-pmu.h +++ b/include/linux/soc/samsung/exynos-pmu.h @@ -10,6 +10,7 @@ #define __LINUX_SOC_EXYNOS_PMU_H struct regmap; +struct device_node; enum sys_powerdown { SYS_AFTR, @@ -20,12 +21,20 @@ enum sys_powerdown { extern void exynos_sys_powerdown_conf(enum sys_powerdown mode); #ifdef CONFIG_EXYNOS_PMU -extern struct regmap *exynos_get_pmu_regmap(void); +struct regmap *exynos_get_pmu_regmap(void); +struct regmap *exynos_get_pmu_regmap_by_phandle(struct device_node *np, + const char *propname); #else static inline struct regmap *exynos_get_pmu_regmap(void) { return ERR_PTR(-ENODEV); } + +static inline struct regmap *exynos_get_pmu_regmap_by_phandle(struct device_node *np, + const char *propname) +{ + return ERR_PTR(-ENODEV); +} #endif #endif /* __LINUX_SOC_EXYNOS_PMU_H */ diff --git a/include/linux/sock_diag.h b/include/linux/sock_diag.h index 0b9ecd8cf9..110978dc9a 100644 --- a/include/linux/sock_diag.h +++ b/include/linux/sock_diag.h @@ -13,6 +13,7 @@ struct nlmsghdr; struct sock; struct sock_diag_handler { + struct module *owner; __u8 family; int (*dump)(struct sk_buff *skb, struct nlmsghdr *nlh); int (*get_info)(struct sk_buff *skb, struct sock *sk); @@ -22,8 +23,13 @@ struct sock_diag_handler { int sock_diag_register(const struct sock_diag_handler *h); void sock_diag_unregister(const struct sock_diag_handler *h); -void sock_diag_register_inet_compat(int (*fn)(struct sk_buff *skb, struct nlmsghdr *nlh)); -void sock_diag_unregister_inet_compat(int (*fn)(struct sk_buff *skb, struct nlmsghdr *nlh)); +struct sock_diag_inet_compat { + struct module *owner; + int (*fn)(struct sk_buff *skb, struct nlmsghdr *nlh); +}; + +void sock_diag_register_inet_compat(const struct sock_diag_inet_compat *ptr); +void sock_diag_unregister_inet_compat(const struct sock_diag_inet_compat *ptr); u64 __sock_gen_cookie(struct sock *sk); diff --git a/include/linux/socket.h b/include/linux/socket.h index cfcb7e2c38..139c330ccf 100644 --- a/include/linux/socket.h +++ b/include/linux/socket.h @@ -422,13 +422,6 @@ extern long __sys_recvmsg_sock(struct socket *sock, struct msghdr *msg, struct user_msghdr __user *umsg, struct sockaddr __user *uaddr, unsigned int flags); -extern int sendmsg_copy_msghdr(struct msghdr *msg, - struct user_msghdr __user *umsg, unsigned flags, - struct iovec **iov); -extern int recvmsg_copy_msghdr(struct msghdr *msg, - struct user_msghdr __user *umsg, unsigned flags, - struct sockaddr __user **uaddr, - struct iovec **iov); extern int __copy_msghdr(struct msghdr *kmsg, struct user_msghdr *umsg, struct sockaddr __user **save_addr); diff --git a/include/linux/soundwire/sdw_amd.h b/include/linux/soundwire/sdw_amd.h index ceecad74ae..28a4eb7771 100644 --- a/include/linux/soundwire/sdw_amd.h +++ b/include/linux/soundwire/sdw_amd.h @@ -1,11 +1,12 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ +/* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */ /* - * Copyright (C) 2023 Advanced Micro Devices, Inc. All rights reserved. + * Copyright (C) 2023-24 Advanced Micro Devices, Inc. All rights reserved. */ #ifndef __SDW_AMD_H #define __SDW_AMD_H +#include <linux/acpi.h> #include <linux/soundwire/sdw.h> /* AMD pm_runtime quirk definitions */ @@ -25,6 +26,7 @@ #define AMD_SDW_POWER_OFF_MODE 2 #define ACP_SDW0 0 #define ACP_SDW1 1 +#define AMD_SDW_MAX_MANAGER_COUNT 2 struct acp_sdw_pdata { u16 instance; @@ -32,12 +34,6 @@ struct acp_sdw_pdata { struct mutex *acp_sdw_lock; }; -struct sdw_manager_reg_mask { - u32 sw_pad_enable_mask; - u32 sw_pad_pulldown_mask; - u32 acp_sdw_intr_mask; -}; - /** * struct sdw_amd_dai_runtime: AMD sdw dai runtime data * @@ -59,10 +55,8 @@ struct sdw_amd_dai_runtime { * @dev: linux device * @mmio: SoundWire registers mmio base * @acp_mmio: acp registers mmio base - * @reg_mask: register mask structure per manager instance * @amd_sdw_irq_thread: SoundWire manager irq workqueue * @amd_sdw_work: peripheral status work queue - * @probe_work: SoundWire manager probe workqueue * @acp_sdw_lock: mutex to protect acp share register access * @status: peripheral devices status array * @num_din_ports: number of input ports @@ -83,10 +77,8 @@ struct amd_sdw_manager { void __iomem *mmio; void __iomem *acp_mmio; - struct sdw_manager_reg_mask *reg_mask; struct work_struct amd_sdw_irq_thread; struct work_struct amd_sdw_work; - struct work_struct probe_work; /* mutex to protect acp common register access */ struct mutex *acp_sdw_lock; @@ -106,4 +98,71 @@ struct amd_sdw_manager { struct sdw_amd_dai_runtime **dai_runtime_array; }; + +/** + * struct sdw_amd_acpi_info - Soundwire AMD information found in ACPI tables + * @handle: ACPI controller handle + * @count: maximum no of soundwire manager links supported on AMD platform. + * @link_mask: bit-wise mask listing links enabled by BIOS menu + */ +struct sdw_amd_acpi_info { + acpi_handle handle; + int count; + u32 link_mask; +}; + +/** + * struct sdw_amd_ctx - context allocated by the controller driver probe + * + * @count: link count + * @num_slaves: total number of devices exposed across all enabled links + * @link_mask: bit-wise mask listing SoundWire links reported by the + * Controller + * @ids: array of slave_id, representing Slaves exposed across all enabled + * links + * @pdev: platform device structure + */ +struct sdw_amd_ctx { + int count; + int num_slaves; + u32 link_mask; + struct sdw_extended_slave_id *ids; + struct platform_device *pdev[AMD_SDW_MAX_MANAGER_COUNT]; +}; + +/** + * struct sdw_amd_res - Soundwire AMD global resource structure, + * typically populated by the DSP driver/Legacy driver + * + * @addr: acp pci device resource start address + * @reg_range: ACP register range + * @link_mask: bit-wise mask listing links selected by the DSP driver/ + * legacy driver + * @count: link count + * @mmio_base: mmio base of SoundWire registers + * @handle: ACPI parent handle + * @parent: parent device + * @dev: device implementing hwparams and free callbacks + * @acp_lock: mutex protecting acp common registers access + */ +struct sdw_amd_res { + u32 addr; + u32 reg_range; + u32 link_mask; + int count; + void __iomem *mmio_base; + acpi_handle handle; + struct device *parent; + struct device *dev; + /* use to protect acp common registers access */ + struct mutex *acp_lock; +}; + +int sdw_amd_probe(struct sdw_amd_res *res, struct sdw_amd_ctx **ctx); + +void sdw_amd_exit(struct sdw_amd_ctx *ctx); + +int sdw_amd_get_slave_info(struct sdw_amd_ctx *ctx); + +int amd_sdw_scan_controller(struct sdw_amd_acpi_info *info); #endif diff --git a/include/linux/soundwire/sdw_type.h b/include/linux/soundwire/sdw_type.h index d8c27f1e55..693320b4f5 100644 --- a/include/linux/soundwire/sdw_type.h +++ b/include/linux/soundwire/sdw_type.h @@ -4,9 +4,9 @@ #ifndef __SOUNDWIRE_TYPES_H #define __SOUNDWIRE_TYPES_H -extern struct bus_type sdw_bus_type; -extern struct device_type sdw_slave_type; -extern struct device_type sdw_master_type; +extern const struct bus_type sdw_bus_type; +extern const struct device_type sdw_slave_type; +extern const struct device_type sdw_master_type; static inline int is_sdw_slave(const struct device *dev) { diff --git a/include/linux/spi/pxa2xx_spi.h b/include/linux/spi/pxa2xx_spi.h index 0916cb9bcb..ca2cd4e30e 100644 --- a/include/linux/spi/pxa2xx_spi.h +++ b/include/linux/spi/pxa2xx_spi.h @@ -5,6 +5,7 @@ #ifndef __LINUX_SPI_PXA2XX_SPI_H #define __LINUX_SPI_PXA2XX_SPI_H +#include <linux/dmaengine.h> #include <linux/types.h> #include <linux/pxa2xx_ssp.h> @@ -22,7 +23,7 @@ struct pxa2xx_spi_controller { bool is_target; /* DMA engine specific config */ - bool (*dma_filter)(struct dma_chan *chan, void *param); + dma_filter_fn dma_filter; void *tx_param; void *rx_param; diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h index 600fbd5daf..c459809efe 100644 --- a/include/linux/spi/spi.h +++ b/include/linux/spi/spi.h @@ -36,7 +36,7 @@ struct spi_message; * INTERFACES between SPI master-side drivers and SPI slave protocol handlers, * and SPI infrastructure. */ -extern struct bus_type spi_bus_type; +extern const struct bus_type spi_bus_type; /** * struct spi_statistics - statistics for spi transfers @@ -131,7 +131,6 @@ extern void spi_transfer_cs_change_delay_exec(struct spi_message *msg, * struct spi_device - Controller side proxy for an SPI slave device * @dev: Driver model representation of the device. * @controller: SPI controller used with the device. - * @master: Copy of controller, for backwards compatibility. * @max_speed_hz: Maximum clock rate to be used with this chip * (on this board); may be changed by the device's driver. * The spi_transfer.speed_hz can override this for each transfer. @@ -185,7 +184,6 @@ extern void spi_transfer_cs_change_delay_exec(struct spi_message *msg, struct spi_device { struct device dev; struct spi_controller *controller; - struct spi_controller *master; /* Compatibility layer */ u32 max_speed_hz; u8 chip_select[SPI_CS_CNT_MAX]; u8 bits_per_word; @@ -422,8 +420,6 @@ extern struct spi_device *spi_new_ancillary_device(struct spi_device *spi, u8 ch * @bus_lock_spinlock: spinlock for SPI bus locking * @bus_lock_mutex: mutex for exclusion of multiple callers * @bus_lock_flag: indicates that the SPI bus is locked for exclusive use - * @multi_cs_cap: indicates that the SPI Controller can assert/de-assert - * more than one chip select at once. * @setup: updates the device mode and clocking records used by a * device's SPI controller; protocol code may call this. This * must fail if an unrecognized or unsupported mode is requested. @@ -452,9 +448,11 @@ extern struct spi_device *spi_new_ancillary_device(struct spi_device *spi, u8 ch * the @cur_msg_completion. This flag is used to signal the context that * is running spi_finalize_current_message() that it needs to complete() * @cur_msg_mapped: message has been mapped for DMA + * @fallback: fallback to PIO if DMA transfer return failure with + * SPI_TRANS_FAIL_NO_START. + * @last_cs_mode_high: was (mode & SPI_CS_HIGH) true on the last call to set_cs. * @last_cs: the last chip_select that is recorded by set_cs, -1 on non chip * selected - * @last_cs_mode_high: was (mode & SPI_CS_HIGH) true on the last call to set_cs. * @xfer_completion: used by core transfer_one_message() * @busy: message pump is busy * @running: message pump is running @@ -477,6 +475,8 @@ extern struct spi_device *spi_new_ancillary_device(struct spi_device *spi, u8 ch * * @set_cs: set the logic level of the chip select line. May be called * from interrupt context. + * @optimize_message: optimize the message for reuse + * @unoptimize_message: release resources allocated by optimize_message * @prepare_message: set up the controller to transfer a single message, * for example doing DMA mapping. Called from threaded * context. @@ -529,8 +529,6 @@ extern struct spi_device *spi_new_ancillary_device(struct spi_device *spi, u8 ch * If the driver does not set this, the SPI core takes the snapshot as * close to the driver hand-over as possible. * @irq_flags: Interrupt enable state during PTP system timestamping - * @fallback: fallback to PIO if DMA transfer return failure with - * SPI_TRANS_FAIL_NO_START. * @queue_empty: signal green light for opportunistically skipping the queue * for spi_sync transfers. * @must_async: disable all fast paths in the core @@ -710,13 +708,15 @@ struct spi_controller { bool rt; bool auto_runtime_pm; bool cur_msg_mapped; - char last_cs[SPI_CS_CNT_MAX]; - char last_cs_index_mask; - bool last_cs_mode_high; bool fallback; + bool last_cs_mode_high; + s8 last_cs[SPI_CS_CNT_MAX]; + u32 last_cs_index_mask : SPI_CS_CNT_MAX; struct completion xfer_completion; size_t max_dma_len; + int (*optimize_message)(struct spi_message *msg); + int (*unoptimize_message)(struct spi_message *msg); int (*prepare_transfer_hardware)(struct spi_controller *ctlr); int (*transfer_one_message)(struct spi_controller *ctlr, struct spi_message *mesg); @@ -1113,16 +1113,19 @@ struct spi_transfer { * @spi: SPI device to which the transaction is queued * @is_dma_mapped: if true, the caller provided both DMA and CPU virtual * addresses for each transfer buffer + * @pre_optimized: peripheral driver pre-optimized the message + * @optimized: the message is in the optimized state + * @prepared: spi_prepare_message was called for the this message + * @status: zero for success, else negative errno * @complete: called to report transaction completions * @context: the argument to complete() when it's called * @frame_length: the total number of bytes in the message * @actual_length: the total number of bytes that were transferred in all * successful segments - * @status: zero for success, else negative errno * @queue: for use by whichever driver currently owns the message * @state: for use by whichever driver currently owns the message + * @opt_state: for use by whichever driver currently owns the message * @resources: for resource management when the SPI message is processed - * @prepared: spi_prepare_message was called for the this message * * A @spi_message is used to execute an atomic sequence of data transfers, * each represented by a struct spi_transfer. The sequence is "atomic" @@ -1145,6 +1148,11 @@ struct spi_message { unsigned is_dma_mapped:1; + /* spi_optimize_message() was called for this message */ + bool pre_optimized; + /* __spi_optimize_message() was called for this message */ + bool optimized; + /* spi_prepare_message() was called for this message */ bool prepared; @@ -1174,6 +1182,11 @@ struct spi_message { */ struct list_head queue; void *state; + /* + * Optional state for use by controller driver between calls to + * __spi_optimize_message() and __spi_unoptimize_message(). + */ + void *opt_state; /* List of spi_res resources when the SPI message is processed */ struct list_head resources; @@ -1257,6 +1270,9 @@ static inline void spi_message_free(struct spi_message *m) kfree(m); } +extern int spi_optimize_message(struct spi_device *spi, struct spi_message *msg); +extern void spi_unoptimize_message(struct spi_message *msg); + extern int spi_setup(struct spi_device *spi); extern int spi_async(struct spi_device *spi, struct spi_message *message); extern int spi_slave_abort(struct spi_device *spi); @@ -1298,7 +1314,7 @@ spi_max_transfer_size(struct spi_device *spi) */ static inline bool spi_is_bpw_supported(struct spi_device *spi, u32 bpw) { - u32 bpw_mask = spi->master->bits_per_word_mask; + u32 bpw_mask = spi->controller->bits_per_word_mask; if (bpw == 8 || (bpw <= 32 && bpw_mask & SPI_BPW_MASK(bpw))) return true; @@ -1365,12 +1381,10 @@ struct spi_replaced_transfers { extern int spi_split_transfers_maxsize(struct spi_controller *ctlr, struct spi_message *msg, - size_t maxsize, - gfp_t gfp); + size_t maxsize); extern int spi_split_transfers_maxwords(struct spi_controller *ctlr, struct spi_message *msg, - size_t maxwords, - gfp_t gfp); + size_t maxwords); /*---------------------------------------------------------------------------*/ @@ -1670,20 +1684,4 @@ spi_transfer_is_last(struct spi_controller *ctlr, struct spi_transfer *xfer) return list_is_last(&xfer->transfer_list, &ctlr->cur_msg->transfers); } -/* Compatibility layer */ -#define spi_master spi_controller - -#define spi_master_get_devdata(_ctlr) spi_controller_get_devdata(_ctlr) -#define spi_master_set_devdata(_ctlr, _data) \ - spi_controller_set_devdata(_ctlr, _data) -#define spi_master_get(_ctlr) spi_controller_get(_ctlr) -#define spi_master_put(_ctlr) spi_controller_put(_ctlr) -#define spi_master_suspend(_ctlr) spi_controller_suspend(_ctlr) -#define spi_master_resume(_ctlr) spi_controller_resume(_ctlr) - -#define spi_register_master(_ctlr) spi_register_controller(_ctlr) -#define devm_spi_register_master(_dev, _ctlr) \ - devm_spi_register_controller(_dev, _ctlr) -#define spi_unregister_master(_ctlr) spi_unregister_controller(_ctlr) - #endif /* __LINUX_SPI_H */ diff --git a/include/linux/spi/spi_bitbang.h b/include/linux/spi/spi_bitbang.h index 4444c2a992..b930eca2ef 100644 --- a/include/linux/spi/spi_bitbang.h +++ b/include/linux/spi/spi_bitbang.h @@ -10,7 +10,7 @@ struct spi_bitbang { u8 use_dma; u16 flags; /* extra spi->mode support */ - struct spi_master *master; + struct spi_controller *ctlr; /* setup_transfer() changes clock and/or wordsize to match settings * for this transfer; zeroes restore defaults from spi_device. diff --git a/include/linux/spi/spi_gpio.h b/include/linux/spi/spi_gpio.h index 9e7e83d864..5f0e140791 100644 --- a/include/linux/spi/spi_gpio.h +++ b/include/linux/spi/spi_gpio.h @@ -15,8 +15,8 @@ */ /** - * struct spi_gpio_platform_data - parameter for bitbanged SPI master - * @num_chipselect: how many slaves to allow + * struct spi_gpio_platform_data - parameter for bitbanged SPI host controller + * @num_chipselect: how many target devices to allow */ struct spi_gpio_platform_data { u16 num_chipselect; diff --git a/include/linux/stackdepot.h b/include/linux/stackdepot.h index bf0136891a..e9ec32fb97 100644 --- a/include/linux/stackdepot.h +++ b/include/linux/stackdepot.h @@ -178,6 +178,17 @@ depot_stack_handle_t stack_depot_save(unsigned long *entries, unsigned int nr_entries, gfp_t gfp_flags); /** + * __stack_depot_get_stack_record - Get a pointer to a stack_record struct + * + * @handle: Stack depot handle + * + * This function is only for internal purposes. + * + * Return: Returns a pointer to a stack_record struct + */ +struct stack_record *__stack_depot_get_stack_record(depot_stack_handle_t handle); + +/** * stack_depot_fetch - Fetch a stack trace from stack depot * * @handle: Stack depot handle returned from stack_depot_save() diff --git a/include/linux/start_kernel.h b/include/linux/start_kernel.h index a9806a44a6..09f994ac87 100644 --- a/include/linux/start_kernel.h +++ b/include/linux/start_kernel.h @@ -9,7 +9,5 @@ up something else. */ extern asmlinkage void __init __noreturn start_kernel(void); -extern void __init __noreturn arch_call_rest_init(void); -extern void __ref __noreturn rest_init(void); #endif /* _LINUX_START_KERNEL_H */ diff --git a/include/linux/string.h b/include/linux/string.h index ab148d8dbf..9ba8b45970 100644 --- a/include/linux/string.h +++ b/include/linux/string.h @@ -2,6 +2,7 @@ #ifndef _LINUX_STRING_H_ #define _LINUX_STRING_H_ +#include <linux/args.h> #include <linux/array_size.h> #include <linux/compiler.h> /* for inline */ #include <linux/types.h> /* for size_t */ @@ -66,12 +67,79 @@ extern char * strcpy(char *,const char *); #ifndef __HAVE_ARCH_STRNCPY extern char * strncpy(char *,const char *, __kernel_size_t); #endif -#ifndef __HAVE_ARCH_STRSCPY -ssize_t strscpy(char *, const char *, size_t); -#endif +ssize_t sized_strscpy(char *, const char *, size_t); + +/* + * The 2 argument style can only be used when dst is an array with a + * known size. + */ +#define __strscpy0(dst, src, ...) \ + sized_strscpy(dst, src, sizeof(dst) + __must_be_array(dst)) +#define __strscpy1(dst, src, size) sized_strscpy(dst, src, size) + +#define __strscpy_pad0(dst, src, ...) \ + sized_strscpy_pad(dst, src, sizeof(dst) + __must_be_array(dst)) +#define __strscpy_pad1(dst, src, size) sized_strscpy_pad(dst, src, size) + +/** + * strscpy - Copy a C-string into a sized buffer + * @dst: Where to copy the string to + * @src: Where to copy the string from + * @...: Size of destination buffer (optional) + * + * Copy the source string @src, or as much of it as fits, into the + * destination @dst buffer. The behavior is undefined if the string + * buffers overlap. The destination @dst buffer is always NUL terminated, + * unless it's zero-sized. + * + * The size argument @... is only required when @dst is not an array, or + * when the copy needs to be smaller than sizeof(@dst). + * + * Preferred to strncpy() since it always returns a valid string, and + * doesn't unnecessarily force the tail of the destination buffer to be + * zero padded. If padding is desired please use strscpy_pad(). + * + * Returns the number of characters copied in @dst (not including the + * trailing %NUL) or -E2BIG if @size is 0 or the copy from @src was + * truncated. + */ +#define strscpy(dst, src, ...) \ + CONCATENATE(__strscpy, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__) + +#define sized_strscpy_pad(dest, src, count) ({ \ + char *__dst = (dest); \ + const char *__src = (src); \ + const size_t __count = (count); \ + ssize_t __wrote; \ + \ + __wrote = sized_strscpy(__dst, __src, __count); \ + if (__wrote >= 0 && __wrote < __count) \ + memset(__dst + __wrote + 1, 0, __count - __wrote - 1); \ + __wrote; \ +}) -/* Wraps calls to strscpy()/memset(), no arch specific code required */ -ssize_t strscpy_pad(char *dest, const char *src, size_t count); +/** + * strscpy_pad() - Copy a C-string into a sized buffer + * @dst: Where to copy the string to + * @src: Where to copy the string from + * @...: Size of destination buffer + * + * Copy the string, or as much of it as fits, into the dest buffer. The + * behavior is undefined if the string buffers overlap. The destination + * buffer is always %NUL terminated, unless it's zero-sized. + * + * If the source string is shorter than the destination buffer, the + * remaining bytes in the buffer will be filled with %NUL bytes. + * + * For full explanation of why you may want to consider using the + * 'strscpy' functions please see the function docstring for strscpy(). + * + * Returns: + * * The number of characters copied (not including the trailing %NULs) + * * -E2BIG if count is 0 or @src was truncated. + */ +#define strscpy_pad(dst, src, ...) \ + CONCATENATE(__strscpy_pad, COUNT_ARGS(__VA_ARGS__))(dst, src, __VA_ARGS__) #ifndef __HAVE_ARCH_STRCAT extern char * strcat(char *, const char *); @@ -217,10 +285,19 @@ extern char *kstrndup(const char *s, size_t len, gfp_t gfp); extern void *kmemdup(const void *src, size_t len, gfp_t gfp) __realloc_size(2); extern void *kvmemdup(const void *src, size_t len, gfp_t gfp) __realloc_size(2); extern char *kmemdup_nul(const char *s, size_t len, gfp_t gfp); +extern void *kmemdup_array(const void *src, size_t element_size, size_t count, gfp_t gfp); +/* lib/argv_split.c */ extern char **argv_split(gfp_t gfp, const char *str, int *argcp); extern void argv_free(char **argv); +/* lib/cmdline.c */ +extern int get_option(char **str, int *pint); +extern char *get_options(const char *str, int nints, int *ints); +extern unsigned long long memparse(const char *ptr, char **retptr); +extern bool parse_option_str(const char *str, const char *option); +extern char *next_arg(char *args, char **param, char **val); + extern bool sysfs_streq(const char *s1, const char *s2); int match_string(const char * const *array, size_t n, const char *string); int __sysfs_match_string(const char * const *array, size_t n, const char *s); diff --git a/include/linux/string_choices.h b/include/linux/string_choices.h index 3c1091941e..d9ebe20229 100644 --- a/include/linux/string_choices.h +++ b/include/linux/string_choices.h @@ -42,4 +42,15 @@ static inline const char *str_yes_no(bool v) return v ? "yes" : "no"; } +/** + * str_plural - Return the simple pluralization based on English counts + * @num: Number used for deciding pluralization + * + * If @num is 1, returns empty string, otherwise returns "s". + */ +static inline const char *str_plural(size_t num) +{ + return num == 1 ? "" : "s"; +} + #endif diff --git a/include/linux/string_helpers.h b/include/linux/string_helpers.h index 58fb1f90ed..e93fbb5b0c 100644 --- a/include/linux/string_helpers.h +++ b/include/linux/string_helpers.h @@ -17,14 +17,18 @@ static inline bool string_is_terminated(const char *s, int len) return memchr(s, '\0', len) ? true : false; } -/* Descriptions of the types of units to - * print in */ +/* Descriptions of the types of units to print in */ enum string_size_units { STRING_UNITS_10, /* use powers of 10^3 (standard SI) */ STRING_UNITS_2, /* use binary powers of 2^10 */ + STRING_UNITS_MASK = BIT(0), + + /* Modifiers */ + STRING_UNITS_NO_SPACE = BIT(30), + STRING_UNITS_NO_BYTES = BIT(31), }; -int string_get_size(u64 size, u64 blk_size, enum string_size_units units, +int string_get_size(u64 size, u64 blk_size, const enum string_size_units units, char *buf, int len); int parse_int_array_user(const char __user *from, size_t count, int **array); diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h index 67cf1c9efd..23617da0e5 100644 --- a/include/linux/sunrpc/svc.h +++ b/include/linux/sunrpc/svc.h @@ -339,7 +339,6 @@ struct svc_program { const struct svc_version **pg_vers; /* version array */ char * pg_name; /* service name */ char * pg_class; /* class name: services sharing authentication */ - struct svc_stat * pg_stats; /* rpc statistics */ enum svc_auth_status (*pg_authenticate)(struct svc_rqst *rqstp); __be32 (*pg_init_request)(struct svc_rqst *, const struct svc_program *, @@ -411,7 +410,9 @@ bool svc_rqst_replace_page(struct svc_rqst *rqstp, void svc_rqst_release_pages(struct svc_rqst *rqstp); void svc_rqst_free(struct svc_rqst *); void svc_exit_thread(struct svc_rqst *); -struct svc_serv * svc_create_pooled(struct svc_program *, unsigned int, +struct svc_serv * svc_create_pooled(struct svc_program *prog, + struct svc_stat *stats, + unsigned int bufsize, int (*threadfn)(void *data)); int svc_set_num_threads(struct svc_serv *, struct svc_pool *, int); int svc_pool_stats_open(struct svc_info *si, struct file *file); diff --git a/include/linux/sunrpc/svc_rdma.h b/include/linux/sunrpc/svc_rdma.h index e7595ae62f..d33bab3309 100644 --- a/include/linux/sunrpc/svc_rdma.h +++ b/include/linux/sunrpc/svc_rdma.h @@ -203,6 +203,29 @@ struct svc_rdma_recv_ctxt { struct page *rc_pages[RPCSVC_MAXPAGES]; }; +/* + * State for sending a Write chunk. + * - Tracks progress of writing one chunk over all its segments + * - Stores arguments for the SGL constructor functions + */ +struct svc_rdma_write_info { + struct svcxprt_rdma *wi_rdma; + + const struct svc_rdma_chunk *wi_chunk; + + /* write state of this chunk */ + unsigned int wi_seg_off; + unsigned int wi_seg_no; + + /* SGL constructor arguments */ + const struct xdr_buf *wi_xdr; + unsigned char *wi_base; + unsigned int wi_next_off; + + struct svc_rdma_chunk_ctxt wi_cc; + struct work_struct wi_work; +}; + struct svc_rdma_send_ctxt { struct llist_node sc_node; struct rpc_rdma_cid sc_cid; @@ -210,9 +233,12 @@ struct svc_rdma_send_ctxt { struct svcxprt_rdma *sc_rdma; struct ib_send_wr sc_send_wr; + struct ib_send_wr *sc_wr_chain; + int sc_sqecount; struct ib_cqe sc_cqe; struct xdr_buf sc_hdrbuf; struct xdr_stream sc_stream; + struct svc_rdma_write_info sc_reply_info; void *sc_xprt_buf; int sc_page_count; int sc_cur_sge_no; @@ -236,18 +262,24 @@ extern void svc_rdma_release_ctxt(struct svc_xprt *xprt, void *ctxt); extern int svc_rdma_recvfrom(struct svc_rqst *); /* svc_rdma_rw.c */ +extern void svc_rdma_cc_init(struct svcxprt_rdma *rdma, + struct svc_rdma_chunk_ctxt *cc); extern void svc_rdma_destroy_rw_ctxts(struct svcxprt_rdma *rdma); extern void svc_rdma_cc_init(struct svcxprt_rdma *rdma, struct svc_rdma_chunk_ctxt *cc); extern void svc_rdma_cc_release(struct svcxprt_rdma *rdma, struct svc_rdma_chunk_ctxt *cc, enum dma_data_direction dir); -extern int svc_rdma_send_write_chunk(struct svcxprt_rdma *rdma, - const struct svc_rdma_chunk *chunk, - const struct xdr_buf *xdr); -extern int svc_rdma_send_reply_chunk(struct svcxprt_rdma *rdma, - const struct svc_rdma_recv_ctxt *rctxt, - const struct xdr_buf *xdr); +extern void svc_rdma_reply_chunk_release(struct svcxprt_rdma *rdma, + struct svc_rdma_send_ctxt *ctxt); +extern int svc_rdma_send_write_list(struct svcxprt_rdma *rdma, + const struct svc_rdma_recv_ctxt *rctxt, + const struct xdr_buf *xdr); +extern int svc_rdma_prepare_reply_chunk(struct svcxprt_rdma *rdma, + const struct svc_rdma_pcl *write_pcl, + const struct svc_rdma_pcl *reply_pcl, + struct svc_rdma_send_ctxt *sctxt, + const struct xdr_buf *xdr); extern int svc_rdma_process_read_list(struct svcxprt_rdma *rdma, struct svc_rqst *rqstp, struct svc_rdma_recv_ctxt *head); @@ -258,8 +290,8 @@ extern struct svc_rdma_send_ctxt * svc_rdma_send_ctxt_get(struct svcxprt_rdma *rdma); extern void svc_rdma_send_ctxt_put(struct svcxprt_rdma *rdma, struct svc_rdma_send_ctxt *ctxt); -extern int svc_rdma_send(struct svcxprt_rdma *rdma, - struct svc_rdma_send_ctxt *ctxt); +extern int svc_rdma_post_send(struct svcxprt_rdma *rdma, + struct svc_rdma_send_ctxt *ctxt); extern int svc_rdma_map_reply_msg(struct svcxprt_rdma *rdma, struct svc_rdma_send_ctxt *sctxt, const struct svc_rdma_pcl *write_pcl, diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h index 464f6a9492..81b952649d 100644 --- a/include/linux/sunrpc/xprt.h +++ b/include/linux/sunrpc/xprt.h @@ -152,6 +152,7 @@ struct rpc_xprt_ops { int (*prepare_request)(struct rpc_rqst *req, struct xdr_buf *buf); int (*send_request)(struct rpc_rqst *req); + void (*abort_send_request)(struct rpc_rqst *req); void (*wait_for_reply_request)(struct rpc_task *task); void (*timer)(struct rpc_xprt *xprt, struct rpc_task *task); void (*release_request)(struct rpc_task *task); diff --git a/include/linux/suspend.h b/include/linux/suspend.h index ef50308894..da6ebca3ff 100644 --- a/include/linux/suspend.h +++ b/include/linux/suspend.h @@ -40,65 +40,6 @@ typedef int __bitwise suspend_state_t; #define PM_SUSPEND_MIN PM_SUSPEND_TO_IDLE #define PM_SUSPEND_MAX ((__force suspend_state_t) 4) -enum suspend_stat_step { - SUSPEND_FREEZE = 1, - SUSPEND_PREPARE, - SUSPEND_SUSPEND, - SUSPEND_SUSPEND_LATE, - SUSPEND_SUSPEND_NOIRQ, - SUSPEND_RESUME_NOIRQ, - SUSPEND_RESUME_EARLY, - SUSPEND_RESUME -}; - -struct suspend_stats { - int success; - int fail; - int failed_freeze; - int failed_prepare; - int failed_suspend; - int failed_suspend_late; - int failed_suspend_noirq; - int failed_resume; - int failed_resume_early; - int failed_resume_noirq; -#define REC_FAILED_NUM 2 - int last_failed_dev; - char failed_devs[REC_FAILED_NUM][40]; - int last_failed_errno; - int errno[REC_FAILED_NUM]; - int last_failed_step; - u64 last_hw_sleep; - u64 total_hw_sleep; - u64 max_hw_sleep; - enum suspend_stat_step failed_steps[REC_FAILED_NUM]; -}; - -extern struct suspend_stats suspend_stats; - -static inline void dpm_save_failed_dev(const char *name) -{ - strscpy(suspend_stats.failed_devs[suspend_stats.last_failed_dev], - name, - sizeof(suspend_stats.failed_devs[0])); - suspend_stats.last_failed_dev++; - suspend_stats.last_failed_dev %= REC_FAILED_NUM; -} - -static inline void dpm_save_failed_errno(int err) -{ - suspend_stats.errno[suspend_stats.last_failed_errno] = err; - suspend_stats.last_failed_errno++; - suspend_stats.last_failed_errno %= REC_FAILED_NUM; -} - -static inline void dpm_save_failed_step(enum suspend_stat_step step) -{ - suspend_stats.failed_steps[suspend_stats.last_failed_step] = step; - suspend_stats.last_failed_step++; - suspend_stats.last_failed_step %= REC_FAILED_NUM; -} - /** * struct platform_suspend_ops - Callbacks for managing platform dependent * system sleep states. @@ -626,4 +567,19 @@ static inline void queue_up_suspend_work(void) {} #endif /* !CONFIG_PM_AUTOSLEEP */ +enum suspend_stat_step { + SUSPEND_WORKING = 0, + SUSPEND_FREEZE, + SUSPEND_PREPARE, + SUSPEND_SUSPEND, + SUSPEND_SUSPEND_LATE, + SUSPEND_SUSPEND_NOIRQ, + SUSPEND_RESUME_NOIRQ, + SUSPEND_RESUME_EARLY, + SUSPEND_RESUME +}; + +void dpm_save_failed_dev(const char *name); +void dpm_save_failed_step(enum suspend_stat_step step); + #endif /* _LINUX_SUSPEND_H */ diff --git a/include/linux/swap.h b/include/linux/swap.h index 8d28f6091a..f53d608daa 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -298,7 +298,7 @@ struct swap_info_struct { unsigned int __percpu *cluster_next_cpu; /*percpu index for next allocation */ struct percpu_cluster __percpu *percpu_cluster; /* per cpu's swap location */ struct rb_root swap_extent_root;/* root of the swap extent rbtree */ - struct bdev_handle *bdev_handle;/* open handle of the bdev */ + struct file *bdev_file; /* open handle of the bdev */ struct block_device *bdev; /* swap device or bdev of swap file */ struct file *swap_file; /* seldom referenced */ unsigned int old_block_size; /* seldom referenced */ @@ -350,16 +350,6 @@ void *workingset_eviction(struct folio *folio, struct mem_cgroup *target_memcg); void workingset_refault(struct folio *folio, void *shadow); void workingset_activation(struct folio *folio); -/* Only track the nodes of mappings with shadow entries */ -void workingset_update_node(struct xa_node *node); -extern struct list_lru shadow_nodes; -#define mapping_set_update(xas, mapping) do { \ - if (!dax_mapping(mapping) && !shmem_mapping(mapping)) { \ - xas_set_update(xas, workingset_update_node); \ - xas_set_lru(xas, &shadow_nodes); \ - } \ -} while (0) - /* linux/mm/page_alloc.c */ extern unsigned long totalreserve_pages; @@ -447,9 +437,9 @@ static inline unsigned long total_swapcache_pages(void) return global_node_page_state(NR_SWAPCACHE); } -extern void free_swap_cache(struct page *page); -extern void free_page_and_swap_cache(struct page *); -extern void free_pages_and_swap_cache(struct encoded_page **, int); +void free_swap_cache(struct folio *folio); +void free_page_and_swap_cache(struct page *); +void free_pages_and_swap_cache(struct encoded_page **, int); /* linux/mm/swapfile.c */ extern atomic_long_t nr_swap_pages; extern long total_swap_pages; @@ -531,7 +521,7 @@ static inline void put_swap_device(struct swap_info_struct *si) /* used to sanity check ptes in zap_pte_range when CONFIG_SWAP=0 */ #define free_swap_and_cache(e) is_pfn_swap_entry(e) -static inline void free_swap_cache(struct page *page) +static inline void free_swap_cache(struct folio *folio) { } diff --git a/include/linux/swapops.h b/include/linux/swapops.h index 925c84653a..a5c560a2f8 100644 --- a/include/linux/swapops.h +++ b/include/linux/swapops.h @@ -497,6 +497,19 @@ static inline struct page *pfn_swap_entry_to_page(swp_entry_t entry) return p; } +static inline struct folio *pfn_swap_entry_folio(swp_entry_t entry) +{ + struct folio *folio = pfn_folio(swp_offset_pfn(entry)); + + /* + * Any use of migration entries may only occur while the + * corresponding folio is locked + */ + BUG_ON(is_migration_entry(entry) && !folio_test_locked(folio)); + + return folio; +} + /* * A pfn swap entry is a special type of swap entry that always has a pfn stored * in the swap offset. They can either be used to represent unaddressable device diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h index ecde0312dd..ea23097e35 100644 --- a/include/linux/swiotlb.h +++ b/include/linux/swiotlb.h @@ -120,6 +120,8 @@ struct io_tlb_pool { * debugfs. * @used_hiwater: The high water mark for total_used. Used only for reporting * in debugfs. + * @transient_nslabs: The total number of slots in all transient pools that + * are currently used across all areas. */ struct io_tlb_mem { struct io_tlb_pool defpool; @@ -137,6 +139,7 @@ struct io_tlb_mem { #ifdef CONFIG_DEBUG_FS atomic_long_t total_used; atomic_long_t used_hiwater; + atomic_long_t transient_nslabs; #endif }; diff --git a/include/linux/sync_core.h b/include/linux/sync_core.h index 013da4b8b3..67bb9794b8 100644 --- a/include/linux/sync_core.h +++ b/include/linux/sync_core.h @@ -17,5 +17,19 @@ static inline void sync_core_before_usermode(void) } #endif -#endif /* _LINUX_SYNC_CORE_H */ +#ifdef CONFIG_ARCH_HAS_PREPARE_SYNC_CORE_CMD +#include <asm/sync_core.h> +#else +/* + * This is a dummy prepare_sync_core_cmd() implementation that can be used on + * all architectures which provide unconditional core serializing instructions + * in switch_mm(). + * If your architecture doesn't provide such core serializing instructions in + * switch_mm(), you may need to write your own functions. + */ +static inline void prepare_sync_core_cmd(struct mm_struct *mm) +{ +} +#endif +#endif /* _LINUX_SYNC_CORE_H */ diff --git a/include/linux/sysfb.h b/include/linux/sysfb.h index 19cb803dd5..c9cb657dad 100644 --- a/include/linux/sysfb.h +++ b/include/linux/sysfb.h @@ -91,7 +91,8 @@ static inline void sysfb_set_efifb_fwnode(struct platform_device *pd) bool sysfb_parse_mode(const struct screen_info *si, struct simplefb_platform_data *mode); struct platform_device *sysfb_create_simplefb(const struct screen_info *si, - const struct simplefb_platform_data *mode); + const struct simplefb_platform_data *mode, + struct device *parent); #else /* CONFIG_SYSFB_SIMPLE */ @@ -102,7 +103,8 @@ static inline bool sysfb_parse_mode(const struct screen_info *si, } static inline struct platform_device *sysfb_create_simplefb(const struct screen_info *si, - const struct simplefb_platform_data *mode) + const struct simplefb_platform_data *mode, + struct device *parent) { return ERR_PTR(-EINVAL); } diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h index b717a70219..326341c623 100644 --- a/include/linux/sysfs.h +++ b/include/linux/sysfs.h @@ -61,22 +61,32 @@ do { \ /** * struct attribute_group - data structure used to declare an attribute group. * @name: Optional: Attribute group name - * If specified, the attribute group will be created in - * a new subdirectory with this name. + * If specified, the attribute group will be created in a + * new subdirectory with this name. Additionally when a + * group is named, @is_visible and @is_bin_visible may + * return SYSFS_GROUP_INVISIBLE to control visibility of + * the directory itself. * @is_visible: Optional: Function to return permissions associated with an - * attribute of the group. Will be called repeatedly for each - * non-binary attribute in the group. Only read/write + * attribute of the group. Will be called repeatedly for + * each non-binary attribute in the group. Only read/write * permissions as well as SYSFS_PREALLOC are accepted. Must - * return 0 if an attribute is not visible. The returned value - * will replace static permissions defined in struct attribute. + * return 0 if an attribute is not visible. The returned + * value will replace static permissions defined in struct + * attribute. Use SYSFS_GROUP_VISIBLE() when assigning this + * callback to specify separate _group_visible() and + * _attr_visible() handlers. * @is_bin_visible: * Optional: Function to return permissions associated with a * binary attribute of the group. Will be called repeatedly * for each binary attribute in the group. Only read/write - * permissions as well as SYSFS_PREALLOC are accepted. Must - * return 0 if a binary attribute is not visible. The returned - * value will replace static permissions defined in - * struct bin_attribute. + * permissions as well as SYSFS_PREALLOC (and the + * visibility flags for named groups) are accepted. Must + * return 0 if a binary attribute is not visible. The + * returned value will replace static permissions defined + * in struct bin_attribute. If @is_visible is not set, Use + * SYSFS_GROUP_VISIBLE() when assigning this callback to + * specify separate _group_visible() and _attr_visible() + * handlers. * @attrs: Pointer to NULL terminated list of attributes. * @bin_attrs: Pointer to NULL terminated list of binary attributes. * Either attrs or bin_attrs or both must be provided. @@ -91,13 +101,121 @@ struct attribute_group { struct bin_attribute **bin_attrs; }; +#define SYSFS_PREALLOC 010000 +#define SYSFS_GROUP_INVISIBLE 020000 + +/* + * DEFINE_SYSFS_GROUP_VISIBLE(name): + * A helper macro to pair with the assignment of ".is_visible = + * SYSFS_GROUP_VISIBLE(name)", that arranges for the directory + * associated with a named attribute_group to optionally be hidden. + * This allows for static declaration of attribute_groups, and the + * simplification of attribute visibility lifetime that implies, + * without polluting sysfs with empty attribute directories. + * Ex. + * + * static umode_t example_attr_visible(struct kobject *kobj, + * struct attribute *attr, int n) + * { + * if (example_attr_condition) + * return 0; + * else if (ro_attr_condition) + * return 0444; + * return a->mode; + * } + * + * static bool example_group_visible(struct kobject *kobj) + * { + * if (example_group_condition) + * return false; + * return true; + * } + * + * DEFINE_SYSFS_GROUP_VISIBLE(example); + * + * static struct attribute_group example_group = { + * .name = "example", + * .is_visible = SYSFS_GROUP_VISIBLE(example), + * .attrs = &example_attrs, + * }; + * + * Note that it expects <name>_attr_visible and <name>_group_visible to + * be defined. For cases where individual attributes do not need + * separate visibility consideration, only entire group visibility at + * once, see DEFINE_SIMPLE_SYSFS_GROUP_VISIBLE(). + */ +#define DEFINE_SYSFS_GROUP_VISIBLE(name) \ + static inline umode_t sysfs_group_visible_##name( \ + struct kobject *kobj, struct attribute *attr, int n) \ + { \ + if (n == 0 && !name##_group_visible(kobj)) \ + return SYSFS_GROUP_INVISIBLE; \ + return name##_attr_visible(kobj, attr, n); \ + } + +/* + * DEFINE_SIMPLE_SYSFS_GROUP_VISIBLE(name): + * A helper macro to pair with SYSFS_GROUP_VISIBLE() that like + * DEFINE_SYSFS_GROUP_VISIBLE() controls group visibility, but does + * not require the implementation of a per-attribute visibility + * callback. + * Ex. + * + * static bool example_group_visible(struct kobject *kobj) + * { + * if (example_group_condition) + * return false; + * return true; + * } + * + * DEFINE_SIMPLE_SYSFS_GROUP_VISIBLE(example); + * + * static struct attribute_group example_group = { + * .name = "example", + * .is_visible = SYSFS_GROUP_VISIBLE(example), + * .attrs = &example_attrs, + * }; + */ +#define DEFINE_SIMPLE_SYSFS_GROUP_VISIBLE(name) \ + static inline umode_t sysfs_group_visible_##name( \ + struct kobject *kobj, struct attribute *a, int n) \ + { \ + if (n == 0 && !name##_group_visible(kobj)) \ + return SYSFS_GROUP_INVISIBLE; \ + return a->mode; \ + } + +/* + * Same as DEFINE_SYSFS_GROUP_VISIBLE, but for groups with only binary + * attributes. If an attribute_group defines both text and binary + * attributes, the group visibility is determined by the function + * specified to is_visible() not is_bin_visible() + */ +#define DEFINE_SYSFS_BIN_GROUP_VISIBLE(name) \ + static inline umode_t sysfs_group_visible_##name( \ + struct kobject *kobj, struct bin_attribute *attr, int n) \ + { \ + if (n == 0 && !name##_group_visible(kobj)) \ + return SYSFS_GROUP_INVISIBLE; \ + return name##_attr_visible(kobj, attr, n); \ + } + +#define DEFINE_SIMPLE_SYSFS_BIN_GROUP_VISIBLE(name) \ + static inline umode_t sysfs_group_visible_##name( \ + struct kobject *kobj, struct bin_attribute *a, int n) \ + { \ + if (n == 0 && !name##_group_visible(kobj)) \ + return SYSFS_GROUP_INVISIBLE; \ + return a->mode; \ + } + +#define SYSFS_GROUP_VISIBLE(fn) sysfs_group_visible_##fn + /* * Use these macros to make defining attributes easier. * See include/linux/device.h for examples.. */ -#define SYSFS_PREALLOC 010000 - #define __ATTR(_name, _mode, _show, _store) { \ .attr = {.name = __stringify(_name), \ .mode = VERIFY_OCTAL_PERMISSIONS(_mode) }, \ diff --git a/include/linux/tc.h b/include/linux/tc.h index a60639f379..1638660abf 100644 --- a/include/linux/tc.h +++ b/include/linux/tc.h @@ -120,7 +120,7 @@ static inline unsigned long tc_get_speed(struct tc_bus *tbus) #ifdef CONFIG_TC -extern struct bus_type tc_bus_type; +extern const struct bus_type tc_bus_type; extern int tc_register_driver(struct tc_driver *tdrv); extern void tc_unregister_driver(struct tc_driver *tdrv); diff --git a/include/linux/tcp.h b/include/linux/tcp.h index a1c47a6d69..55399ee2a5 100644 --- a/include/linux/tcp.h +++ b/include/linux/tcp.h @@ -264,10 +264,10 @@ struct tcp_sock { u32 pushed_seq; /* Last pushed seq, required to talk to windows */ u32 lsndtime; u32 mdev_us; /* medium deviation */ + u32 rtt_seq; /* sequence number to update rttvar */ u64 tcp_wstamp_ns; /* departure time for next sent data packet */ u64 tcp_clock_cache; /* cache last tcp_clock_ns() (see tcp_mstamp_refresh()) */ u64 tcp_mstamp; /* most recent packet received/sent */ - u32 rtt_seq; /* sequence number to update rttvar */ struct list_head tsorted_sent_queue; /* time-sorted sent but un-SACKed skbs */ struct sk_buff *highest_sack; /* skb just after the highest * skb with SACKed bit set @@ -304,7 +304,7 @@ struct tcp_sock { __cacheline_group_end(tcp_sock_write_txrx); /* RX read-write hotpath cache lines */ - __cacheline_group_begin(tcp_sock_write_rx); + __cacheline_group_begin(tcp_sock_write_rx) __aligned(8); u64 bytes_received; /* RFC4898 tcpEStatsAppHCThruOctetsReceived * sum(delta(rcv_nxt)), or how many bytes @@ -350,7 +350,6 @@ struct tcp_sock { u32 dsack_dups; /* RFC4898 tcpEStatsStackDSACKDups * total number of DSACK blocks received */ - u32 last_oow_ack_time; /* timestamp of last out-of-window ACK */ u32 compressed_ack_rcv_nxt; struct list_head tsq_node; /* anchor in tsq_tasklet.head list */ @@ -384,12 +383,12 @@ struct tcp_sock { syn_fastopen_ch:1, /* Active TFO re-enabling probe */ syn_data_acked:1;/* data in SYN is acked by SYN-ACK */ + u8 keepalive_probes; /* num of allowed keep alive probes */ u32 tcp_tx_delay; /* delay (in usec) added to TX packets */ /* RTT measurement */ u32 mdev_max_us; /* maximal mdev for the last rtt period */ - u8 keepalive_probes; /* num of allowed keep alive probes */ u32 reord_seen; /* number of data packet reordering events */ /* @@ -402,6 +401,7 @@ struct tcp_sock { u32 prior_cwnd; /* cwnd right before starting loss recovery */ u32 prr_delivered; /* Number of newly delivered packets to * receiver in Recovery. */ + u32 last_oow_ack_time; /* timestamp of last out-of-window ACK */ struct hrtimer pacing_timer; struct hrtimer compressed_ack_timer; @@ -477,8 +477,8 @@ struct tcp_sock { bool is_mptcp; #endif #if IS_ENABLED(CONFIG_SMC) - bool (*smc_hs_congested)(const struct sock *sk); bool syn_smc; /* SYN includes SMC */ + bool (*smc_hs_congested)(const struct sock *sk); #endif #if defined(CONFIG_TCP_MD5SIG) || defined(CONFIG_TCP_AO) diff --git a/include/linux/tee_drv.h b/include/linux/tee_drv.h index 911ddf92dc..71632e3c5f 100644 --- a/include/linux/tee_drv.h +++ b/include/linux/tee_drv.h @@ -482,7 +482,7 @@ static inline bool tee_param_is_memref(struct tee_param *param) } } -extern struct bus_type tee_bus_type; +extern const struct bus_type tee_bus_type; /** * struct tee_client_device - tee based device diff --git a/include/linux/thermal.h b/include/linux/thermal.h index b7a3deb372..c33f50177f 100644 --- a/include/linux/thermal.h +++ b/include/linux/thermal.h @@ -64,15 +64,23 @@ enum thermal_notify_event { * @threshold: trip crossing notification threshold miliCelsius * @type: trip point type * @priv: pointer to driver data associated with this trip + * @flags: flags representing binary properties of the trip */ struct thermal_trip { int temperature; int hysteresis; int threshold; enum thermal_trip_type type; + u8 flags; void *priv; }; +#define THERMAL_TRIP_FLAG_RW_TEMP BIT(0) +#define THERMAL_TRIP_FLAG_RW_HYST BIT(1) + +#define THERMAL_TRIP_FLAG_RW (THERMAL_TRIP_FLAG_RW_TEMP | \ + THERMAL_TRIP_FLAG_RW_HYST) + struct thermal_zone_device_ops { int (*bind) (struct thermal_zone_device *, struct thermal_cooling_device *); @@ -83,7 +91,6 @@ struct thermal_zone_device_ops { int (*change_mode) (struct thermal_zone_device *, enum thermal_device_mode); int (*set_trip_temp) (struct thermal_zone_device *, int, int); - int (*set_trip_hyst) (struct thermal_zone_device *, int, int); int (*get_crit_temp) (struct thermal_zone_device *, int *); int (*set_emul_temp) (struct thermal_zone_device *, int); int (*get_trend) (struct thermal_zone_device *, @@ -130,7 +137,6 @@ struct thermal_cooling_device { * @trip_hyst_attrs: attributes for trip points for sysfs: trip hysteresis * @mode: current mode of this thermal zone * @devdata: private pointer for device private data - * @trips: an array of struct thermal_trip * @num_trips: number of trip points the thermal zone supports * @passive_delay_jiffies: number of jiffies to wait between polls when * performing passive cooling. @@ -160,6 +166,7 @@ struct thermal_cooling_device { * @poll_queue: delayed work for polling * @notify_event: Last notification event * @suspended: thermal zone suspend indicator + * @trips: array of struct thermal_trip objects */ struct thermal_zone_device { int id; @@ -172,7 +179,6 @@ struct thermal_zone_device { struct thermal_attr *trip_hyst_attrs; enum thermal_device_mode mode; void *devdata; - struct thermal_trip *trips; int num_trips; unsigned long passive_delay_jiffies; unsigned long polling_delay_jiffies; @@ -183,7 +189,7 @@ struct thermal_zone_device { int prev_low_trip; int prev_high_trip; atomic_t need_update; - struct thermal_zone_device_ops *ops; + struct thermal_zone_device_ops ops; struct thermal_zone_params *tzp; struct thermal_governor *governor; void *governor_data; @@ -193,10 +199,11 @@ struct thermal_zone_device { struct list_head node; struct delayed_work poll_queue; enum thermal_notify_event notify_event; + bool suspended; #ifdef CONFIG_THERMAL_DEBUGFS struct thermal_debugfs *debugfs; #endif - bool suspended; + struct thermal_trip trips[] __counted_by(num_trips); }; /** @@ -214,7 +221,7 @@ struct thermal_zone_device { * @governor_list: node in thermal_governor_list (in thermal_core.c) */ struct thermal_governor { - char name[THERMAL_NAME_LENGTH]; + const char *name; int (*bind_to_tz)(struct thermal_zone_device *tz); void (*unbind_from_tz)(struct thermal_zone_device *tz); int (*throttle)(struct thermal_zone_device *tz, @@ -226,7 +233,7 @@ struct thermal_governor { /* Structure to define Thermal Zone parameters */ struct thermal_zone_params { - char governor_name[THERMAL_NAME_LENGTH]; + const char *governor_name; /* * a boolean to indicate if the thermal to hwmon sysfs interface @@ -315,17 +322,16 @@ int thermal_zone_get_crit_temp(struct thermal_zone_device *tz, int *temp); #ifdef CONFIG_THERMAL struct thermal_zone_device *thermal_zone_device_register_with_trips( const char *type, - struct thermal_trip *trips, - int num_trips, int mask, - void *devdata, - struct thermal_zone_device_ops *ops, + const struct thermal_trip *trips, + int num_trips, void *devdata, + const struct thermal_zone_device_ops *ops, const struct thermal_zone_params *tzp, int passive_delay, int polling_delay); struct thermal_zone_device *thermal_tripless_zone_device_register( const char *type, void *devdata, - struct thermal_zone_device_ops *ops, + const struct thermal_zone_device_ops *ops, const struct thermal_zone_params *tzp); void thermal_zone_device_unregister(struct thermal_zone_device *tz); @@ -375,10 +381,9 @@ void thermal_zone_device_critical(struct thermal_zone_device *tz); #else static inline struct thermal_zone_device *thermal_zone_device_register_with_trips( const char *type, - struct thermal_trip *trips, - int num_trips, int mask, - void *devdata, - struct thermal_zone_device_ops *ops, + const struct thermal_trip *trips, + int num_trips, void *devdata, + const struct thermal_zone_device_ops *ops, const struct thermal_zone_params *tzp, int passive_delay, int polling_delay) { return ERR_PTR(-ENODEV); } diff --git a/include/linux/thunderbolt.h b/include/linux/thunderbolt.h index 2c835e5c41..4338ea9ac4 100644 --- a/include/linux/thunderbolt.h +++ b/include/linux/thunderbolt.h @@ -87,8 +87,8 @@ struct tb { }; extern const struct bus_type tb_bus_type; -extern struct device_type tb_service_type; -extern struct device_type tb_xdomain_type; +extern const struct device_type tb_service_type; +extern const struct device_type tb_xdomain_type; #define TB_LINKS_PER_PHY_PORT 2 diff --git a/include/linux/tick.h b/include/linux/tick.h index 716d17f31c..4924a33700 100644 --- a/include/linux/tick.h +++ b/include/linux/tick.h @@ -12,6 +12,7 @@ #include <linux/cpumask.h> #include <linux/sched.h> #include <linux/rcupdate.h> +#include <linux/static_key.h> #ifdef CONFIG_GENERIC_CLOCKEVENTS extern void __init tick_init(void); @@ -19,16 +20,22 @@ extern void __init tick_init(void); extern void tick_suspend_local(void); /* Should be core only, but XEN resume magic and ARM BL switcher require it */ extern void tick_resume_local(void); -extern void tick_handover_do_timer(void); extern void tick_cleanup_dead_cpu(int cpu); #else /* CONFIG_GENERIC_CLOCKEVENTS */ static inline void tick_init(void) { } static inline void tick_suspend_local(void) { } static inline void tick_resume_local(void) { } -static inline void tick_handover_do_timer(void) { } static inline void tick_cleanup_dead_cpu(int cpu) { } #endif /* !CONFIG_GENERIC_CLOCKEVENTS */ +#if defined(CONFIG_GENERIC_CLOCKEVENTS) && defined(CONFIG_HOTPLUG_CPU) +extern int tick_cpu_dying(unsigned int cpu); +extern void tick_assert_timekeeping_handover(void); +#else +#define tick_cpu_dying NULL +static inline void tick_assert_timekeeping_handover(void) { } +#endif + #if defined(CONFIG_GENERIC_CLOCKEVENTS) && defined(CONFIG_SUSPEND) extern void tick_freeze(void); extern void tick_unfreeze(void); @@ -63,18 +70,14 @@ enum tick_broadcast_state { TICK_BROADCAST_ENTER, }; +extern struct static_key_false arch_needs_tick_broadcast; + #ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST extern void tick_broadcast_control(enum tick_broadcast_mode mode); #else static inline void tick_broadcast_control(enum tick_broadcast_mode mode) { } #endif /* BROADCAST */ -#if defined(CONFIG_GENERIC_CLOCKEVENTS_BROADCAST) && defined(CONFIG_HOTPLUG_CPU) -extern void tick_offline_cpu(unsigned int cpu); -#else -static inline void tick_offline_cpu(unsigned int cpu) { } -#endif - #ifdef CONFIG_GENERIC_CLOCKEVENTS extern int tick_broadcast_oneshot_control(enum tick_broadcast_state state); #else @@ -164,9 +167,16 @@ static inline u64 get_cpu_idle_time_us(int cpu, u64 *unused) { return -1; } static inline u64 get_cpu_iowait_time_us(int cpu, u64 *unused) { return -1; } #endif /* !CONFIG_NO_HZ_COMMON */ +/* + * Mask of CPUs that are nohz_full. + * + * Users should be guarded by CONFIG_NO_HZ_FULL or a tick_nohz_full_cpu() + * check. + */ +extern cpumask_var_t tick_nohz_full_mask; + #ifdef CONFIG_NO_HZ_FULL extern bool tick_nohz_full_running; -extern cpumask_var_t tick_nohz_full_mask; static inline bool tick_nohz_full_enabled(void) { diff --git a/include/linux/timecounter.h b/include/linux/timecounter.h index c6540ceea1..0982d1d52b 100644 --- a/include/linux/timecounter.h +++ b/include/linux/timecounter.h @@ -22,7 +22,7 @@ * * @read: returns the current cycle value * @mask: bitmask for two's complement - * subtraction of non 64 bit counters, + * subtraction of non-64-bit counters, * see CYCLECOUNTER_MASK() helper macro * @mult: cycle to nanosecond multiplier * @shift: cycle to nanosecond divisor (power of two) @@ -35,7 +35,7 @@ struct cyclecounter { }; /** - * struct timecounter - layer above a %struct cyclecounter which counts nanoseconds + * struct timecounter - layer above a &struct cyclecounter which counts nanoseconds * Contains the state needed by timecounter_read() to detect * cycle counter wrap around. Initialize with * timecounter_init(). Also used to convert cycle counts into the @@ -66,6 +66,8 @@ struct timecounter { * @cycles: Cycles * @mask: bit mask for maintaining the 'frac' field * @frac: pointer to storage for the fractional nanoseconds. + * + * Returns: cycle counter cycles converted to nanoseconds */ static inline u64 cyclecounter_cyc2ns(const struct cyclecounter *cc, u64 cycles, u64 mask, u64 *frac) @@ -79,6 +81,7 @@ static inline u64 cyclecounter_cyc2ns(const struct cyclecounter *cc, /** * timecounter_adjtime - Shifts the time of the clock. + * @tc: The &struct timecounter to adjust * @delta: Desired change in nanoseconds. */ static inline void timecounter_adjtime(struct timecounter *tc, s64 delta) @@ -107,6 +110,8 @@ extern void timecounter_init(struct timecounter *tc, * * In other words, keeps track of time since the same epoch as * the function which generated the initial time stamp. + * + * Returns: nanoseconds since the initial time stamp */ extern u64 timecounter_read(struct timecounter *tc); @@ -123,6 +128,8 @@ extern u64 timecounter_read(struct timecounter *tc); * * This allows conversion of cycle counter values which were generated * in the past. + * + * Returns: cycle counter converted to nanoseconds since the initial time stamp */ extern u64 timecounter_cyc2time(const struct timecounter *tc, u64 cycle_tstamp); diff --git a/include/linux/timekeeping.h b/include/linux/timekeeping.h index 7c43e98cf2..0ea7823b7f 100644 --- a/include/linux/timekeeping.h +++ b/include/linux/timekeeping.h @@ -22,14 +22,14 @@ extern int do_sys_settimeofday64(const struct timespec64 *tv, const struct timezone *tz); /* - * ktime_get() family: read the current time in a multitude of ways, + * ktime_get() family - read the current time in a multitude of ways. * * The default time reference is CLOCK_MONOTONIC, starting at * boot time but not counting the time spent in suspend. * For other references, use the functions with "real", "clocktai", * "boottime" and "raw" suffixes. * - * To get the time in a different format, use the ones wit + * To get the time in a different format, use the ones with * "ns", "ts64" and "seconds" suffix. * * See Documentation/core-api/timekeeping.rst for more details. @@ -74,6 +74,8 @@ extern u32 ktime_get_resolution_ns(void); /** * ktime_get_real - get the real (wall-) time in ktime_t format + * + * Returns: real (wall) time in ktime_t format */ static inline ktime_t ktime_get_real(void) { @@ -86,10 +88,12 @@ static inline ktime_t ktime_get_coarse_real(void) } /** - * ktime_get_boottime - Returns monotonic time since boot in ktime_t format + * ktime_get_boottime - Get monotonic time since boot in ktime_t format * * This is similar to CLOCK_MONTONIC/ktime_get, but also includes the * time spent in suspend. + * + * Returns: monotonic time since boot in ktime_t format */ static inline ktime_t ktime_get_boottime(void) { @@ -102,7 +106,9 @@ static inline ktime_t ktime_get_coarse_boottime(void) } /** - * ktime_get_clocktai - Returns the TAI time of day in ktime_t format + * ktime_get_clocktai - Get the TAI time of day in ktime_t format + * + * Returns: the TAI time of day in ktime_t format */ static inline ktime_t ktime_get_clocktai(void) { @@ -144,32 +150,60 @@ static inline u64 ktime_get_coarse_clocktai_ns(void) /** * ktime_mono_to_real - Convert monotonic time to clock realtime + * @mono: monotonic time to convert + * + * Returns: time converted to realtime clock */ static inline ktime_t ktime_mono_to_real(ktime_t mono) { return ktime_mono_to_any(mono, TK_OFFS_REAL); } +/** + * ktime_get_ns - Get the current time in nanoseconds + * + * Returns: current time converted to nanoseconds + */ static inline u64 ktime_get_ns(void) { return ktime_to_ns(ktime_get()); } +/** + * ktime_get_real_ns - Get the current real/wall time in nanoseconds + * + * Returns: current real time converted to nanoseconds + */ static inline u64 ktime_get_real_ns(void) { return ktime_to_ns(ktime_get_real()); } +/** + * ktime_get_boottime_ns - Get the monotonic time since boot in nanoseconds + * + * Returns: current boottime converted to nanoseconds + */ static inline u64 ktime_get_boottime_ns(void) { return ktime_to_ns(ktime_get_boottime()); } +/** + * ktime_get_clocktai_ns - Get the current TAI time of day in nanoseconds + * + * Returns: current TAI time converted to nanoseconds + */ static inline u64 ktime_get_clocktai_ns(void) { return ktime_to_ns(ktime_get_clocktai()); } +/** + * ktime_get_raw_ns - Get the raw monotonic time in nanoseconds + * + * Returns: current raw monotonic time converted to nanoseconds + */ static inline u64 ktime_get_raw_ns(void) { return ktime_to_ns(ktime_get_raw()); @@ -224,8 +258,8 @@ extern bool timekeeping_rtc_skipresume(void); extern void timekeeping_inject_sleeptime64(const struct timespec64 *delta); -/* - * struct ktime_timestanps - Simultaneous mono/boot/real timestamps +/** + * struct ktime_timestamps - Simultaneous mono/boot/real timestamps * @mono: Monotonic timestamp * @boot: Boottime timestamp * @real: Realtime timestamp @@ -242,7 +276,8 @@ struct ktime_timestamps { * @cycles: Clocksource counter value to produce the system times * @real: Realtime system time * @raw: Monotonic raw system time - * @clock_was_set_seq: The sequence number of clock was set events + * @cs_id: Clocksource ID + * @clock_was_set_seq: The sequence number of clock-was-set events * @cs_was_changed_seq: The sequence number of clocksource change events */ struct system_time_snapshot { @@ -268,15 +303,17 @@ struct system_device_crosststamp { }; /** - * struct system_counterval_t - system counter value with the pointer to the + * struct system_counterval_t - system counter value with the ID of the * corresponding clocksource * @cycles: System counter value - * @cs: Clocksource corresponding to system counter value. Used by - * timekeeping code to verify comparibility of two cycle values + * @cs_id: Clocksource ID corresponding to system counter value. Used by + * timekeeping code to verify comparability of two cycle values. + * The default ID, CSID_GENERIC, does not identify a specific + * clocksource. */ struct system_counterval_t { u64 cycles; - struct clocksource *cs; + enum clocksource_ids cs_id; }; /* diff --git a/include/linux/timer.h b/include/linux/timer.h index f18a2f1eb7..e67ecd1cbc 100644 --- a/include/linux/timer.h +++ b/include/linux/timer.h @@ -22,7 +22,7 @@ #define __TIMER_LOCKDEP_MAP_INITIALIZER(_kn) #endif -/** +/* * @TIMER_DEFERRABLE: A deferrable timer will work normally when the * system is busy, but will not cause a CPU to come out of idle just * to service it; instead, the timer will be serviced when the CPU @@ -36,16 +36,10 @@ * workqueue locking issues. It's not meant for executing random crap * with interrupts disabled. Abuse is monitored! * - * @TIMER_PINNED: A pinned timer will not be affected by any timer - * placement heuristics (like, NOHZ) and will always expire on the CPU - * on which the timer was enqueued. - * - * Note: Because enqueuing of timers can migrate the timer from one - * CPU to another, pinned timers are not guaranteed to stay on the - * initialy selected CPU. They move to the CPU on which the enqueue - * function is invoked via mod_timer() or add_timer(). If the timer - * should be placed on a particular CPU, then add_timer_on() has to be - * used. + * @TIMER_PINNED: A pinned timer will always expire on the CPU on which the + * timer was enqueued. When a particular CPU is required, add_timer_on() + * has to be used. Enqueue via mod_timer() and add_timer() is always done + * on the local CPU. */ #define TIMER_CPUMASK 0x0003FFFF #define TIMER_MIGRATING 0x00040000 @@ -146,7 +140,7 @@ static inline void destroy_timer_on_stack(struct timer_list *timer) { } * or not. Callers must ensure serialization wrt. other operations done * to this timer, eg. interrupt contexts, or other CPUs on SMP. * - * return value: 1 if the timer is pending, 0 if not. + * Returns: 1 if the timer is pending, 0 if not. */ static inline int timer_pending(const struct timer_list * timer) { @@ -165,6 +159,8 @@ extern int timer_reduce(struct timer_list *timer, unsigned long expires); #define NEXT_TIMER_MAX_DELTA ((1UL << 30) - 1) extern void add_timer(struct timer_list *timer); +extern void add_timer_local(struct timer_list *timer); +extern void add_timer_global(struct timer_list *timer); extern int try_to_del_timer_sync(struct timer_list *timer); extern int timer_delete_sync(struct timer_list *timer); @@ -179,6 +175,10 @@ extern int timer_shutdown(struct timer_list *timer); * See timer_delete_sync() for detailed explanation. * * Do not use in new code. Use timer_delete_sync() instead. + * + * Returns: + * * %0 - The timer was not pending + * * %1 - The timer was pending and deactivated */ static inline int del_timer_sync(struct timer_list *timer) { @@ -192,6 +192,10 @@ static inline int del_timer_sync(struct timer_list *timer) * See timer_delete() for detailed explanation. * * Do not use in new code. Use timer_delete() instead. + * + * Returns: + * * %0 - The timer was not pending + * * %1 - The timer was pending and deactivated */ static inline int del_timer(struct timer_list *timer) { diff --git a/include/linux/trace_events.h b/include/linux/trace_events.h index fc6d0af56b..6f9bdfb09d 100644 --- a/include/linux/trace_events.h +++ b/include/linux/trace_events.h @@ -17,6 +17,9 @@ struct dentry; struct bpf_prog; union bpf_attr; +/* Used for event string fields when they are NULL */ +#define EVENT_NULL_STR "(null)" + const char *trace_print_flags_seq(struct trace_seq *p, const char *delim, unsigned long flags, const struct trace_print_flags *flag_array); diff --git a/include/linux/tracefs.h b/include/linux/tracefs.h index 7a5fe17b6b..d03f746587 100644 --- a/include/linux/tracefs.h +++ b/include/linux/tracefs.h @@ -62,6 +62,8 @@ struct eventfs_file; typedef int (*eventfs_callback)(const char *name, umode_t *mode, void **data, const struct file_operations **fops); +typedef void (*eventfs_release)(const char *name, void *data); + /** * struct eventfs_entry - dynamically created eventfs file call back handler * @name: Then name of the dynamic file in an eventfs directory @@ -72,6 +74,7 @@ typedef int (*eventfs_callback)(const char *name, umode_t *mode, void **data, struct eventfs_entry { const char *name; eventfs_callback callback; + eventfs_release release; }; struct eventfs_inode; diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h index 88c0ba623e..689b6d7159 100644 --- a/include/linux/tracepoint.h +++ b/include/linux/tracepoint.h @@ -199,7 +199,8 @@ static inline struct tracepoint *tracepoint_ptr_deref(tracepoint_ptr_t *p) if (!(cond)) \ return; \ \ - if (WARN_ON_ONCE(RCUIDLE_COND(rcuidle))) \ + if (WARN_ONCE(RCUIDLE_COND(rcuidle), \ + "Bad RCU usage for tracepoint")) \ return; \ \ /* keep srcu and sched-rcu usage consistent */ \ @@ -259,7 +260,8 @@ static inline struct tracepoint *tracepoint_ptr_deref(tracepoint_ptr_t *p) TP_ARGS(args), \ TP_CONDITION(cond), 0); \ if (IS_ENABLED(CONFIG_LOCKDEP) && (cond)) { \ - WARN_ON_ONCE(!rcu_is_watching()); \ + WARN_ONCE(!rcu_is_watching(), \ + "RCU not watching for tracepoint"); \ } \ } \ __DECLARE_TRACE_RCU(name, PARAMS(proto), PARAMS(args), \ diff --git a/include/linux/tty.h b/include/linux/tty.h index 8c76fd97d4..2b2e6f0a54 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -6,7 +6,6 @@ #include <linux/major.h> #include <linux/termios.h> #include <linux/workqueue.h> -#include <linux/tty_buffer.h> #include <linux/tty_driver.h> #include <linux/tty_ldisc.h> #include <linux/tty_port.h> diff --git a/include/linux/tty_driver.h b/include/linux/tty_driver.h index 7372124fbf..dd4b31ce6d 100644 --- a/include/linux/tty_driver.h +++ b/include/linux/tty_driver.h @@ -154,6 +154,13 @@ struct serial_struct; * * Optional. Called under the @tty->termios_rwsem. May sleep. * + * @ldisc_ok: ``int ()(struct tty_struct *tty, int ldisc)`` + * + * This routine allows the @tty driver to decide if it can deal + * with a particular @ldisc. + * + * Optional. Called under the @tty->ldisc_sem and @tty->termios_rwsem. + * * @set_ldisc: ``void ()(struct tty_struct *tty)`` * * This routine allows the @tty driver to be notified when the device's @@ -372,6 +379,7 @@ struct tty_operations { void (*hangup)(struct tty_struct *tty); int (*break_ctl)(struct tty_struct *tty, int state); void (*flush_buffer)(struct tty_struct *tty); + int (*ldisc_ok)(struct tty_struct *tty, int ldisc); void (*set_ldisc)(struct tty_struct *tty); void (*wait_until_sent)(struct tty_struct *tty, int timeout); void (*send_xchar)(struct tty_struct *tty, u8 ch); diff --git a/include/linux/udp.h b/include/linux/udp.h index 00790bb5cb..e398e1dbd2 100644 --- a/include/linux/udp.h +++ b/include/linux/udp.h @@ -92,6 +92,9 @@ struct udp_sock { /* This fields follows rcvbuf value, and is touched by udp_recvmsg */ int forward_threshold; + + /* Cache friendly copy of sk->sk_peek_off >= 0 */ + bool peeking_with_offset; }; #define udp_test_bit(nr, sk) \ @@ -109,6 +112,13 @@ struct udp_sock { #define udp_sk(ptr) container_of_const(ptr, struct udp_sock, inet.sk) +static inline int udp_set_peek_off(struct sock *sk, int val) +{ + sk_set_peek_off(sk, val); + WRITE_ONCE(udp_sk(sk)->peeking_with_offset, val >= 0); + return 0; +} + static inline void udp_set_no_check6_tx(struct sock *sk, bool val) { udp_assign_bit(NO_CHECK6_TX, sk, val); diff --git a/include/linux/uio_driver.h b/include/linux/uio_driver.h index 47c5962b87..18238dc8bf 100644 --- a/include/linux/uio_driver.h +++ b/include/linux/uio_driver.h @@ -28,19 +28,26 @@ struct uio_map; * logical, virtual, or physical & phys_addr_t * should always be large enough to handle any of * the address types) + * @dma_addr: DMA handle set by dma_alloc_coherent, used with + * UIO_MEM_DMA_COHERENT only (@addr should be the + * void * returned from the same dma_alloc_coherent call) * @offs: offset of device memory within the page * @size: size of IO (multiple of page size) * @memtype: type of memory addr points to * @internal_addr: ioremap-ped version of addr, for driver internal use + * @dma_device: device struct that was passed to dma_alloc_coherent, + * used with UIO_MEM_DMA_COHERENT only * @map: for use by the UIO core only. */ struct uio_mem { const char *name; phys_addr_t addr; + dma_addr_t dma_addr; unsigned long offs; resource_size_t size; int memtype; void __iomem *internal_addr; + struct device *dma_device; struct uio_map *map; }; @@ -158,6 +165,12 @@ extern int __must_check #define UIO_MEM_LOGICAL 2 #define UIO_MEM_VIRTUAL 3 #define UIO_MEM_IOVA 4 +/* + * UIO_MEM_DMA_COHERENT exists for legacy drivers that had been getting by with + * improperly mapping DMA coherent allocations through the other modes. + * Do not use in new drivers. + */ +#define UIO_MEM_DMA_COHERENT 5 /* defines for uio_port->porttype */ #define UIO_PORT_NONE 0 diff --git a/include/linux/units.h b/include/linux/units.h index 45110daaf8..00e15de33e 100644 --- a/include/linux/units.h +++ b/include/linux/units.h @@ -24,10 +24,13 @@ #define NANOHZ_PER_HZ 1000000000UL #define MICROHZ_PER_HZ 1000000UL #define MILLIHZ_PER_HZ 1000UL + #define HZ_PER_KHZ 1000UL -#define KHZ_PER_MHZ 1000UL #define HZ_PER_MHZ 1000000UL +#define KHZ_PER_MHZ 1000UL +#define KHZ_PER_GHZ 1000000UL + #define MILLIWATT_PER_WATT 1000UL #define MICROWATT_PER_MILLIWATT 1000UL #define MICROWATT_PER_WATT 1000000UL diff --git a/include/linux/usb/audio-v2.h b/include/linux/usb/audio-v2.h index ca796dc1a9..6e55556100 100644 --- a/include/linux/usb/audio-v2.h +++ b/include/linux/usb/audio-v2.h @@ -82,7 +82,7 @@ struct uac_clock_source_descriptor { #define UAC_CLOCK_SOURCE_TYPE_INT_PROG 0x3 #define UAC_CLOCK_SOURCE_SYNCED_TO_SOF (1 << 2) -/* 4.7.2.2 Clock Source Descriptor */ +/* 4.7.2.2 Clock Selector Descriptor */ struct uac_clock_selector_descriptor { __u8 bLength; @@ -91,7 +91,7 @@ struct uac_clock_selector_descriptor { __u8 bClockID; __u8 bNrInPins; __u8 baCSourceID[]; - /* bmControls and iClockSource omitted */ + /* bmControls and iClockSelector omitted */ } __attribute__((packed)); /* 4.7.2.3 Clock Multiplier Descriptor */ diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h index 6532beb587..56dda8e156 100644 --- a/include/linux/usb/gadget.h +++ b/include/linux/usb/gadget.h @@ -52,6 +52,7 @@ struct usb_ep; * @short_not_ok: When reading data, makes short packets be * treated as errors (queue stops advancing till cleanup). * @dma_mapped: Indicates if request has been mapped to DMA (internal) + * @sg_was_mapped: Set if the scatterlist has been mapped before the request * @complete: Function called when request completes, so this request and * its buffer may be re-used. The function will always be called with * interrupts disabled, and it must not sleep. @@ -111,6 +112,7 @@ struct usb_request { unsigned zero:1; unsigned short_not_ok:1; unsigned dma_mapped:1; + unsigned sg_was_mapped:1; void (*complete)(struct usb_ep *ep, struct usb_request *req); diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h index cd77fc6095..ac95e7c89d 100644 --- a/include/linux/usb/hcd.h +++ b/include/linux/usb/hcd.h @@ -55,7 +55,7 @@ struct giveback_urb_bh { bool high_prio; spinlock_t lock; struct list_head head; - struct tasklet_struct bh; + struct work_struct bh; struct usb_host_endpoint *completing_ep; }; diff --git a/include/linux/usb/of.h b/include/linux/usb/of.h index 98487fd7ab..de42f14bd2 100644 --- a/include/linux/usb/of.h +++ b/include/linux/usb/of.h @@ -6,6 +6,7 @@ #ifndef __LINUX_USB_OF_H #define __LINUX_USB_OF_H +#include <linux/usb.h> #include <linux/usb/ch9.h> #include <linux/usb/otg.h> #include <linux/usb/phy.h> @@ -17,6 +18,7 @@ enum usb_dr_mode of_usb_get_dr_mode_by_phy(struct device_node *np, int arg0); bool of_usb_host_tpl_support(struct device_node *np); int of_usb_update_otg_caps(struct device_node *np, struct usb_otg_caps *otg_caps); +enum usb_port_connect_type usb_of_get_connect_type(struct usb_device *hub, int port1); struct device_node *usb_of_get_device_node(struct usb_device *hub, int port1); bool usb_of_has_combined_node(struct usb_device *udev); struct device_node *usb_of_get_interface_node(struct usb_device *udev, @@ -37,6 +39,11 @@ static inline int of_usb_update_otg_caps(struct device_node *np, { return 0; } +static inline enum usb_port_connect_type +usb_of_get_connect_type(const struct usb_device *hub, int port1) +{ + return USB_PORT_CONNECT_TYPE_UNKNOWN; +} static inline struct device_node * usb_of_get_device_node(struct usb_device *hub, int port1) { diff --git a/include/linux/usb/pd.h b/include/linux/usb/pd.h index eb626af0e4..d50098fb16 100644 --- a/include/linux/usb/pd.h +++ b/include/linux/usb/pd.h @@ -483,6 +483,7 @@ static inline unsigned int rdo_max_power(u32 rdo) #define PD_T_BIST_CONT_MODE 50 /* 30 - 60 ms */ #define PD_T_SINK_TX 16 /* 16 - 20 ms */ #define PD_T_CHUNK_NOT_SUPP 42 /* 40 - 50 ms */ +#define PD_T_VCONN_STABLE 50 #define PD_T_DRP_TRY 100 /* 75 - 150 ms */ #define PD_T_DRP_TRYWAIT 600 /* 400 - 800 ms */ diff --git a/include/linux/usb/pd_vdo.h b/include/linux/usb/pd_vdo.h index 3a747938cd..5c48e8a814 100644 --- a/include/linux/usb/pd_vdo.h +++ b/include/linux/usb/pd_vdo.h @@ -7,6 +7,7 @@ #define __LINUX_USB_PD_VDO_H #include "pd.h" +#include <linux/bitfield.h> /* * VDO : Vendor Defined Message Object @@ -86,12 +87,15 @@ * * Request is simply properly formatted SVDM header * - * Response is 4 data objects: + * Response is 4 data objects for Power Delivery 2.0 and Passive Cables for + * Power Delivery 3.0. Active Cables in Power Delivery 3.0 have 5 data objects. * [0] :: SVDM header * [1] :: Identitiy header * [2] :: Cert Stat VDO * [3] :: (Product | Cable) VDO + * [4] :: Cable VDO 1 * [4] :: AMA VDO + * [5] :: Cable VDO 2 * */ #define VDO_INDEX_HDR 0 @@ -100,6 +104,8 @@ #define VDO_INDEX_CABLE 3 #define VDO_INDEX_PRODUCT 3 #define VDO_INDEX_AMA 4 +#define VDO_INDEX_CABLE_1 4 +#define VDO_INDEX_CABLE_2 5 /* * SVDM Identity Header @@ -150,6 +156,7 @@ #define PD_IDH_MODAL_SUPP(vdo) ((vdo) & (1 << 26)) #define PD_IDH_DFP_PTYPE(vdo) (((vdo) >> 23) & 0x7) #define PD_IDH_CONN_TYPE(vdo) (((vdo) >> 21) & 0x3) +#define PD_IDH_HOST_SUPP(vdo) ((vdo) & (1 << 31)) /* * Cert Stat VDO @@ -182,7 +189,7 @@ * <5:3> :: Alternate modes * <2:0> :: USB highest speed */ -#define PD_VDO_UFP_DEVCAP(vdo) (((vdo) & GENMASK(27, 24)) >> 24) +#define PD_VDO_UFP_DEVCAP(vdo) FIELD_GET(GENMASK(27, 24), vdo) /* UFP VDO Version */ #define UFP_VDO_VER1_2 2 @@ -241,7 +248,7 @@ * <21:5> :: Reserved * <4:0> :: Port number */ -#define PD_VDO_DFP_HOSTCAP(vdo) (((vdo) & GENMASK(26, 24)) >> 24) +#define PD_VDO_DFP_HOSTCAP(vdo) FIELD_GET(GENMASK(26, 24), vdo) #define DFP_VDO_VER1_1 1 #define HOST_USB2_CAPABLE BIT(0) diff --git a/include/linux/usb/tcpci.h b/include/linux/usb/tcpci.h index 467e8045e9..47a86b8a4a 100644 --- a/include/linux/usb/tcpci.h +++ b/include/linux/usb/tcpci.h @@ -145,6 +145,7 @@ #define TCPC_RX_BYTE_CNT 0x30 #define TCPC_RX_BUF_FRAME_TYPE 0x31 #define TCPC_RX_BUF_FRAME_TYPE_SOP 0 +#define TCPC_RX_BUF_FRAME_TYPE_SOP1 1 #define TCPC_RX_HDR 0x32 #define TCPC_RX_DATA 0x34 /* through 0x4f */ @@ -198,12 +199,23 @@ struct tcpci; * Chip level drivers are expected to check for contaminant and call * tcpm_clean_port when the port is clean to put the port back into * toggling state. + * @cable_comm_capable + * optional; Set when TCPC can communicate with cable plugs over SOP' + * @attempt_vconn_swap_discovery: + * Optional; The callback is called by the TCPM when the result of + * a Discover Identity request indicates that the port partner is + * a receptacle capable of modal operation. Chip level TCPCI drivers + * can implement their own policy to determine if and when a Vconn + * swap following Discover Identity on SOP' occurs. + * Return true when the TCPM is allowed to request a Vconn swap + * after Discovery Identity on SOP. */ struct tcpci_data { struct regmap *regmap; unsigned char TX_BUF_BYTE_x_hidden:1; unsigned char auto_discharge_disconnect:1; unsigned char vbus_vsafe0v:1; + unsigned char cable_comm_capable:1; int (*init)(struct tcpci *tcpci, struct tcpci_data *data); int (*set_vconn)(struct tcpci *tcpci, struct tcpci_data *data, @@ -215,6 +227,7 @@ struct tcpci_data { void (*set_partner_usb_comm_capable)(struct tcpci *tcpci, struct tcpci_data *data, bool capable); void (*check_contaminant)(struct tcpci *tcpci, struct tcpci_data *data); + bool (*attempt_vconn_swap_discovery)(struct tcpci *tcpci, struct tcpci_data *data); }; struct tcpci *tcpci_register_port(struct device *dev, struct tcpci_data *data); diff --git a/include/linux/usb/tcpm.h b/include/linux/usb/tcpm.h index 65fac5e1f3..061da9546a 100644 --- a/include/linux/usb/tcpm.h +++ b/include/linux/usb/tcpm.h @@ -119,6 +119,17 @@ enum tcpm_transmit_type { * at the end of the deboumce period or when the port is still * toggling. Chip level drivers are expected to check for contaminant * and call tcpm_clean_port when the port is clean. + * @cable_comm_capable + * Optional; Returns whether cable communication over SOP' is supported + * by the tcpc + * @attempt_vconn_swap_discovery: + * Optional; The callback is called by the TCPM when the result of + * a Discover Identity request indicates that the port partner is + * a receptacle capable of modal operation. Chip level TCPCI drivers + * can implement their own policy to determine if and when a Vconn + * swap following Discover Identity on SOP' occurs. + * Return true when the TCPM is allowed to request a Vconn swap + * after Discovery Identity on SOP. */ struct tcpc_dev { struct fwnode_handle *fwnode; @@ -133,6 +144,8 @@ struct tcpc_dev { enum typec_cc_status *cc2); int (*set_polarity)(struct tcpc_dev *dev, enum typec_cc_polarity polarity); + int (*set_orientation)(struct tcpc_dev *dev, + enum typec_orientation orientation); int (*set_vconn)(struct tcpc_dev *dev, bool on); int (*set_vbus)(struct tcpc_dev *dev, bool on, bool charge); int (*set_current_limit)(struct tcpc_dev *dev, u32 max_ma, u32 mv); @@ -154,6 +167,8 @@ struct tcpc_dev { bool (*is_vbus_vsafe0v)(struct tcpc_dev *dev); void (*set_partner_usb_comm_capable)(struct tcpc_dev *dev, bool enable); void (*check_contaminant)(struct tcpc_dev *dev); + bool (*cable_comm_capable)(struct tcpc_dev *dev); + bool (*attempt_vconn_swap_discovery)(struct tcpc_dev *dev); }; struct tcpm_port; @@ -166,7 +181,8 @@ void tcpm_cc_change(struct tcpm_port *port); void tcpm_sink_frs(struct tcpm_port *port); void tcpm_sourcing_vbus(struct tcpm_port *port); void tcpm_pd_receive(struct tcpm_port *port, - const struct pd_message *msg); + const struct pd_message *msg, + enum tcpm_transmit_type rx_sop_type); void tcpm_pd_transmit_complete(struct tcpm_port *port, enum tcpm_transmit_status status); void tcpm_pd_hard_reset(struct tcpm_port *port); diff --git a/include/linux/usb/typec.h b/include/linux/usb/typec.h index a05d6f6f25..b35b427561 100644 --- a/include/linux/usb/typec.h +++ b/include/linux/usb/typec.h @@ -18,6 +18,7 @@ struct typec_cable; struct typec_plug; struct typec_port; struct typec_altmode_ops; +struct typec_cable_ops; struct fwnode_handle; struct device; @@ -157,6 +158,9 @@ void typec_port_register_altmodes(struct typec_port *port, const struct typec_altmode_ops *ops, void *drvdata, struct typec_altmode **altmodes, size_t n); +void typec_port_register_cable_ops(struct typec_altmode **altmodes, int max_altmodes, + const struct typec_cable_ops *ops); + void typec_unregister_altmode(struct typec_altmode *altmode); struct typec_port *typec_altmode2port(struct typec_altmode *alt); @@ -333,6 +337,9 @@ void typec_partner_set_svdm_version(struct typec_partner *partner, enum usb_pd_svdm_ver svdm_version); int typec_get_negotiated_svdm_version(struct typec_port *port); +int typec_get_cable_svdm_version(struct typec_port *port); +void typec_cable_set_svdm_version(struct typec_cable *cable, enum usb_pd_svdm_ver svdm_version); + struct usb_power_delivery *typec_partner_usb_power_delivery_register(struct typec_partner *partner, struct usb_power_delivery_desc *desc); diff --git a/include/linux/usb/typec_altmode.h b/include/linux/usb/typec_altmode.h index 28aeef8f9e..b3c0866ea7 100644 --- a/include/linux/usb/typec_altmode.h +++ b/include/linux/usb/typec_altmode.h @@ -20,6 +20,7 @@ struct typec_altmode_ops; * @active: Tells has the mode been entered or not * @desc: Optional human readable description of the mode * @ops: Operations vector from the driver + * @cable_ops: Cable operations vector from the driver. */ struct typec_altmode { struct device dev; @@ -30,6 +31,7 @@ struct typec_altmode { char *desc; const struct typec_altmode_ops *ops; + const struct typec_cable_ops *cable_ops; }; #define to_typec_altmode(d) container_of(d, struct typec_altmode, dev) @@ -75,6 +77,34 @@ int typec_altmode_notify(struct typec_altmode *altmode, unsigned long conf, const struct typec_altmode * typec_altmode_get_partner(struct typec_altmode *altmode); +/** + * struct typec_cable_ops - Cable alternate mode operations vector + * @enter: Operations to be executed with Enter Mode Command + * @exit: Operations to be executed with Exit Mode Command + * @vdm: Callback for SVID specific commands + */ +struct typec_cable_ops { + int (*enter)(struct typec_altmode *altmode, enum typec_plug_index sop, u32 *vdo); + int (*exit)(struct typec_altmode *altmode, enum typec_plug_index sop); + int (*vdm)(struct typec_altmode *altmode, enum typec_plug_index sop, + const u32 hdr, const u32 *vdo, int cnt); +}; + +int typec_cable_altmode_enter(struct typec_altmode *altmode, enum typec_plug_index sop, u32 *vdo); +int typec_cable_altmode_exit(struct typec_altmode *altmode, enum typec_plug_index sop); +int typec_cable_altmode_vdm(struct typec_altmode *altmode, enum typec_plug_index sop, + const u32 header, const u32 *vdo, int count); + +/** + * typec_altmode_get_cable_svdm_version - Get negotiated SVDM version for cable plug + * @altmode: Handle to the alternate mode + */ +static inline int +typec_altmode_get_cable_svdm_version(struct typec_altmode *altmode) +{ + return typec_get_cable_svdm_version(typec_altmode2port(altmode)); +} + /* * These are the connector states (USB, Safe and Alt Mode) defined in USB Type-C * Specification. SVID specific connector states are expected to follow and diff --git a/include/linux/usb/typec_dp.h b/include/linux/usb/typec_dp.h index 1f35809852..f2da264d9c 100644 --- a/include/linux/usb/typec_dp.h +++ b/include/linux/usb/typec_dp.h @@ -3,6 +3,7 @@ #define __USB_TYPEC_DP_H #include <linux/usb/typec_altmode.h> +#include <linux/bitfield.h> #define USB_TYPEC_DP_SID 0xff01 /* USB IF has not assigned a Standard ID (SID) for VirtualLink, @@ -67,21 +68,21 @@ enum { #define DP_CAP_UFP_D 1 #define DP_CAP_DFP_D 2 #define DP_CAP_DFP_D_AND_UFP_D 3 -#define DP_CAP_DP_SIGNALLING(_cap_) (((_cap_) & GENMASK(5, 2)) >> 2) +#define DP_CAP_DP_SIGNALLING(_cap_) FIELD_GET(GENMASK(5, 2), _cap_) #define DP_CAP_SIGNALLING_HBR3 1 #define DP_CAP_SIGNALLING_UHBR10 2 #define DP_CAP_SIGNALLING_UHBR20 3 #define DP_CAP_RECEPTACLE BIT(6) #define DP_CAP_USB BIT(7) -#define DP_CAP_DFP_D_PIN_ASSIGN(_cap_) (((_cap_) & GENMASK(15, 8)) >> 8) -#define DP_CAP_UFP_D_PIN_ASSIGN(_cap_) (((_cap_) & GENMASK(23, 16)) >> 16) +#define DP_CAP_DFP_D_PIN_ASSIGN(_cap_) FIELD_GET(GENMASK(15, 8), _cap_) +#define DP_CAP_UFP_D_PIN_ASSIGN(_cap_) FIELD_GET(GENMASK(23, 16), _cap_) /* Get pin assignment taking plug & receptacle into consideration */ #define DP_CAP_PIN_ASSIGN_UFP_D(_cap_) ((_cap_ & DP_CAP_RECEPTACLE) ? \ DP_CAP_UFP_D_PIN_ASSIGN(_cap_) : DP_CAP_DFP_D_PIN_ASSIGN(_cap_)) #define DP_CAP_PIN_ASSIGN_DFP_D(_cap_) ((_cap_ & DP_CAP_RECEPTACLE) ? \ DP_CAP_DFP_D_PIN_ASSIGN(_cap_) : DP_CAP_UFP_D_PIN_ASSIGN(_cap_)) #define DP_CAP_UHBR_13_5_SUPPORT BIT(26) -#define DP_CAP_CABLE_TYPE(_cap_) (((_cap_) & GENMASK(29, 28)) >> 28) +#define DP_CAP_CABLE_TYPE(_cap_) FIELD_GET(GENMASK(29, 28), _cap_) #define DP_CAP_CABLE_TYPE_PASSIVE 0 #define DP_CAP_CABLE_TYPE_RE_TIMER 1 #define DP_CAP_CABLE_TYPE_RE_DRIVER 2 @@ -116,7 +117,7 @@ enum { /* Helper for setting/getting the pin assignment value to the configuration */ #define DP_CONF_SET_PIN_ASSIGN(_a_) ((_a_) << 8) -#define DP_CONF_GET_PIN_ASSIGN(_conf_) (((_conf_) & GENMASK(15, 8)) >> 8) +#define DP_CONF_GET_PIN_ASSIGN(_conf_) FIELD_GET(GENMASK(15, 8), _conf_) #define DP_CONF_UHBR13_5_SUPPORT BIT(26) #define DP_CONF_CABLE_TYPE_MASK GENMASK(29, 28) #define DP_CONF_CABLE_TYPE_SHIFT 28 diff --git a/include/linux/usb/typec_tbt.h b/include/linux/usb/typec_tbt.h index c7a2153bd6..fa97d7e00f 100644 --- a/include/linux/usb/typec_tbt.h +++ b/include/linux/usb/typec_tbt.h @@ -3,6 +3,7 @@ #define __USB_TYPEC_TBT_H #include <linux/usb/typec_altmode.h> +#include <linux/bitfield.h> #define USB_TYPEC_VENDOR_INTEL 0x8087 /* Alias for convenience */ @@ -25,7 +26,7 @@ struct typec_thunderbolt_data { /* TBT3 Device Discover Mode VDO bits */ #define TBT_MODE BIT(0) -#define TBT_ADAPTER(_vdo_) (((_vdo_) & BIT(16)) >> 16) +#define TBT_ADAPTER(_vdo_) FIELD_GET(BIT(16), _vdo_) #define TBT_ADAPTER_LEGACY 0 #define TBT_ADAPTER_TBT3 1 #define TBT_INTEL_SPECIFIC_B0 BIT(26) @@ -35,12 +36,12 @@ struct typec_thunderbolt_data { #define TBT_SET_ADAPTER(a) (((a) & 1) << 16) /* TBT3 Cable Discover Mode VDO bits */ -#define TBT_CABLE_SPEED(_vdo_) (((_vdo_) & GENMASK(18, 16)) >> 16) +#define TBT_CABLE_SPEED(_vdo_) FIELD_GET(GENMASK(18, 16), _vdo_) #define TBT_CABLE_USB3_GEN1 1 #define TBT_CABLE_USB3_PASSIVE 2 #define TBT_CABLE_10_AND_20GBPS 3 -#define TBT_CABLE_ROUNDED_SUPPORT(_vdo_) \ - (((_vdo_) & GENMASK(20, 19)) >> 19) +#define TBT_CABLE_ROUNDED_SUPPORT(_vdo_) FIELD_GET(GENMASK(20, 19), _vdo_) + #define TBT_GEN3_NON_ROUNDED 0 #define TBT_GEN3_GEN4_ROUNDED_NON_ROUNDED 1 #define TBT_CABLE_OPTICAL BIT(21) diff --git a/include/linux/userfaultfd_k.h b/include/linux/userfaultfd_k.h index e4056547fb..05d59f74fc 100644 --- a/include/linux/userfaultfd_k.h +++ b/include/linux/userfaultfd_k.h @@ -36,6 +36,52 @@ #define UFFD_SHARED_FCNTL_FLAGS (O_CLOEXEC | O_NONBLOCK) #define UFFD_FLAGS_SET (EFD_SHARED_FCNTL_FLAGS) +/* + * Start with fault_pending_wqh and fault_wqh so they're more likely + * to be in the same cacheline. + * + * Locking order: + * fd_wqh.lock + * fault_pending_wqh.lock + * fault_wqh.lock + * event_wqh.lock + * + * To avoid deadlocks, IRQs must be disabled when taking any of the above locks, + * since fd_wqh.lock is taken by aio_poll() while it's holding a lock that's + * also taken in IRQ context. + */ +struct userfaultfd_ctx { + /* waitqueue head for the pending (i.e. not read) userfaults */ + wait_queue_head_t fault_pending_wqh; + /* waitqueue head for the userfaults */ + wait_queue_head_t fault_wqh; + /* waitqueue head for the pseudo fd to wakeup poll/read */ + wait_queue_head_t fd_wqh; + /* waitqueue head for events */ + wait_queue_head_t event_wqh; + /* a refile sequence protected by fault_pending_wqh lock */ + seqcount_spinlock_t refile_seq; + /* pseudo fd refcounting */ + refcount_t refcount; + /* userfaultfd syscall flags */ + unsigned int flags; + /* features requested from the userspace */ + unsigned int features; + /* released */ + bool released; + /* + * Prevents userfaultfd operations (fill/move/wp) from happening while + * some non-cooperative event(s) is taking place. Increments are done + * in write-mode. Whereas, userfaultfd operations, which includes + * reading mmap_changing, is done under read-mode. + */ + struct rw_semaphore map_changing_lock; + /* memory mappings are changing because of non-cooperative event */ + atomic_t mmap_changing; + /* mm with one ore more vmas attached to this userfaultfd_ctx */ + struct mm_struct *mm; +}; + extern vm_fault_t handle_userfault(struct vm_fault *vmf, unsigned long reason); /* A combined operation mode + behavior flags. */ @@ -74,31 +120,26 @@ extern int mfill_atomic_install_pte(pmd_t *dst_pmd, unsigned long dst_addr, struct page *page, bool newly_allocated, uffd_flags_t flags); -extern ssize_t mfill_atomic_copy(struct mm_struct *dst_mm, unsigned long dst_start, +extern ssize_t mfill_atomic_copy(struct userfaultfd_ctx *ctx, unsigned long dst_start, unsigned long src_start, unsigned long len, - atomic_t *mmap_changing, uffd_flags_t flags); -extern ssize_t mfill_atomic_zeropage(struct mm_struct *dst_mm, + uffd_flags_t flags); +extern ssize_t mfill_atomic_zeropage(struct userfaultfd_ctx *ctx, unsigned long dst_start, - unsigned long len, - atomic_t *mmap_changing); -extern ssize_t mfill_atomic_continue(struct mm_struct *dst_mm, unsigned long dst_start, - unsigned long len, atomic_t *mmap_changing, - uffd_flags_t flags); -extern ssize_t mfill_atomic_poison(struct mm_struct *dst_mm, unsigned long start, - unsigned long len, atomic_t *mmap_changing, - uffd_flags_t flags); -extern int mwriteprotect_range(struct mm_struct *dst_mm, - unsigned long start, unsigned long len, - bool enable_wp, atomic_t *mmap_changing); + unsigned long len); +extern ssize_t mfill_atomic_continue(struct userfaultfd_ctx *ctx, unsigned long dst_start, + unsigned long len, uffd_flags_t flags); +extern ssize_t mfill_atomic_poison(struct userfaultfd_ctx *ctx, unsigned long start, + unsigned long len, uffd_flags_t flags); +extern int mwriteprotect_range(struct userfaultfd_ctx *ctx, unsigned long start, + unsigned long len, bool enable_wp); extern long uffd_wp_range(struct vm_area_struct *vma, unsigned long start, unsigned long len, bool enable_wp); /* move_pages */ void double_pt_lock(spinlock_t *ptl1, spinlock_t *ptl2); void double_pt_unlock(spinlock_t *ptl1, spinlock_t *ptl2); -ssize_t move_pages(struct userfaultfd_ctx *ctx, struct mm_struct *mm, - unsigned long dst_start, unsigned long src_start, - unsigned long len, __u64 flags); +ssize_t move_pages(struct userfaultfd_ctx *ctx, unsigned long dst_start, + unsigned long src_start, unsigned long len, __u64 flags); int move_pages_huge_pmd(struct mm_struct *mm, pmd_t *dst_pmd, pmd_t *src_pmd, pmd_t dst_pmdval, struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma, diff --git a/include/linux/vdpa.h b/include/linux/vdpa.h index db15ac07f8..7977ca03ac 100644 --- a/include/linux/vdpa.h +++ b/include/linux/vdpa.h @@ -7,6 +7,7 @@ #include <linux/interrupt.h> #include <linux/vhost_iotlb.h> #include <linux/virtio_net.h> +#include <linux/virtio_blk.h> #include <linux/if_ether.h> /** @@ -195,6 +196,10 @@ struct vdpa_map_file { * @idx: virtqueue index * Returns int: irq number of a virtqueue, * negative number if no irq assigned. + * @get_vq_size: Get the size of a specific virtqueue (optional) + * @vdev: vdpa device + * @idx: virtqueue index + * Return u16: the size of the virtqueue * @get_vq_align: Get the virtqueue align requirement * for the device * @vdev: vdpa device @@ -386,6 +391,7 @@ struct vdpa_config_ops { (*get_vq_notification)(struct vdpa_device *vdev, u16 idx); /* vq irq is not expected to be changed once DRIVER_OK is set */ int (*get_vq_irq)(struct vdpa_device *vdev, u16 idx); + u16 (*get_vq_size)(struct vdpa_device *vdev, u16 idx); /* Device ops */ u32 (*get_vq_align)(struct vdpa_device *vdev); diff --git a/include/linux/vfio_pci_core.h b/include/linux/vfio_pci_core.h index 85e84b9275..a2c8b8bba7 100644 --- a/include/linux/vfio_pci_core.h +++ b/include/linux/vfio_pci_core.h @@ -130,7 +130,15 @@ void vfio_pci_core_finish_enable(struct vfio_pci_core_device *vdev); int vfio_pci_core_setup_barmap(struct vfio_pci_core_device *vdev, int bar); pci_ers_result_t vfio_pci_core_aer_err_detected(struct pci_dev *pdev, pci_channel_state_t state); - +ssize_t vfio_pci_core_do_io_rw(struct vfio_pci_core_device *vdev, bool test_mem, + void __iomem *io, char __user *buf, + loff_t off, size_t count, size_t x_start, + size_t x_end, bool iswrite); +bool vfio_pci_core_range_intersect_range(loff_t buf_start, size_t buf_cnt, + loff_t reg_start, size_t reg_cnt, + loff_t *buf_offset, + size_t *intersect_count, + size_t *register_offset); #define VFIO_IOWRITE_DECLATION(size) \ int vfio_pci_core_iowrite##size(struct vfio_pci_core_device *vdev, \ bool test_mem, u##size val, void __iomem *io); diff --git a/include/linux/virtio.h b/include/linux/virtio.h index b0201747a2..26c4325aa3 100644 --- a/include/linux/virtio.h +++ b/include/linux/virtio.h @@ -170,7 +170,7 @@ size_t virtio_max_dma_size(const struct virtio_device *vdev); /** * struct virtio_driver - operations for a virtio I/O driver - * @driver: underlying device driver (populate name and owner). + * @driver: underlying device driver (populate name). * @id_table: the ids serviced by this driver. * @feature_table: an array of feature numbers supported by this driver. * @feature_table_size: number of entries in the feature table array. @@ -208,7 +208,10 @@ static inline struct virtio_driver *drv_to_virtio(struct device_driver *drv) return container_of(drv, struct virtio_driver, driver); } -int register_virtio_driver(struct virtio_driver *drv); +/* use a macro to avoid include chaining to get THIS_MODULE */ +#define register_virtio_driver(drv) \ + __register_virtio_driver(drv, THIS_MODULE) +int __register_virtio_driver(struct virtio_driver *drv, struct module *owner); void unregister_virtio_driver(struct virtio_driver *drv); /* module_virtio_driver() - Helper macro for drivers that don't do diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h index c720be70c8..98ea90e904 100644 --- a/include/linux/vmalloc.h +++ b/include/linux/vmalloc.h @@ -35,6 +35,7 @@ struct iov_iter; /* in uio.h */ #else #define VM_DEFER_KMEMLEAK 0 #endif +#define VM_SPARSE 0x00001000 /* sparse vm_area. not all pages are present. */ /* bits [20..32] reserved for arch specific ioremap internals */ @@ -232,6 +233,10 @@ static inline bool is_vm_area_hugepages(const void *addr) } #ifdef CONFIG_MMU +int vm_area_map_pages(struct vm_struct *area, unsigned long start, + unsigned long end, struct page **pages); +void vm_area_unmap_pages(struct vm_struct *area, unsigned long start, + unsigned long end); void vunmap_range(unsigned long addr, unsigned long end); static inline void set_vm_flush_reset_perms(void *addr) { @@ -253,7 +258,6 @@ extern long vread_iter(struct iov_iter *iter, const char *addr, size_t count); /* * Internals. Don't use.. */ -extern struct list_head vmap_area_list; extern __init void vm_area_add_early(struct vm_struct *vm); extern __init void vm_area_register_early(struct vm_struct *vm, size_t align); diff --git a/include/linux/vmcore_info.h b/include/linux/vmcore_info.h new file mode 100644 index 0000000000..e1dec1a6a7 --- /dev/null +++ b/include/linux/vmcore_info.h @@ -0,0 +1,81 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef LINUX_VMCORE_INFO_H +#define LINUX_VMCORE_INFO_H + +#include <linux/linkage.h> +#include <linux/elfcore.h> +#include <linux/elf.h> + +#define CRASH_CORE_NOTE_NAME "CORE" +#define CRASH_CORE_NOTE_HEAD_BYTES ALIGN(sizeof(struct elf_note), 4) +#define CRASH_CORE_NOTE_NAME_BYTES ALIGN(sizeof(CRASH_CORE_NOTE_NAME), 4) +#define CRASH_CORE_NOTE_DESC_BYTES ALIGN(sizeof(struct elf_prstatus), 4) + +/* + * The per-cpu notes area is a list of notes terminated by a "NULL" + * note header. For kdump, the code in vmcore.c runs in the context + * of the second kernel to combine them into one note. + */ +#define CRASH_CORE_NOTE_BYTES ((CRASH_CORE_NOTE_HEAD_BYTES * 2) + \ + CRASH_CORE_NOTE_NAME_BYTES + \ + CRASH_CORE_NOTE_DESC_BYTES) + +#define VMCOREINFO_BYTES PAGE_SIZE +#define VMCOREINFO_NOTE_NAME "VMCOREINFO" +#define VMCOREINFO_NOTE_NAME_BYTES ALIGN(sizeof(VMCOREINFO_NOTE_NAME), 4) +#define VMCOREINFO_NOTE_SIZE ((CRASH_CORE_NOTE_HEAD_BYTES * 2) + \ + VMCOREINFO_NOTE_NAME_BYTES + \ + VMCOREINFO_BYTES) + +typedef u32 note_buf_t[CRASH_CORE_NOTE_BYTES/4]; +/* Per cpu memory for storing cpu states in case of system crash. */ +extern note_buf_t __percpu *crash_notes; + +void crash_update_vmcoreinfo_safecopy(void *ptr); +void crash_save_vmcoreinfo(void); +void arch_crash_save_vmcoreinfo(void); +__printf(1, 2) +void vmcoreinfo_append_str(const char *fmt, ...); +phys_addr_t paddr_vmcoreinfo_note(void); + +#define VMCOREINFO_OSRELEASE(value) \ + vmcoreinfo_append_str("OSRELEASE=%s\n", value) +#define VMCOREINFO_BUILD_ID() \ + ({ \ + static_assert(sizeof(vmlinux_build_id) == 20); \ + vmcoreinfo_append_str("BUILD-ID=%20phN\n", vmlinux_build_id); \ + }) + +#define VMCOREINFO_PAGESIZE(value) \ + vmcoreinfo_append_str("PAGESIZE=%ld\n", value) +#define VMCOREINFO_SYMBOL(name) \ + vmcoreinfo_append_str("SYMBOL(%s)=%lx\n", #name, (unsigned long)&name) +#define VMCOREINFO_SYMBOL_ARRAY(name) \ + vmcoreinfo_append_str("SYMBOL(%s)=%lx\n", #name, (unsigned long)name) +#define VMCOREINFO_SIZE(name) \ + vmcoreinfo_append_str("SIZE(%s)=%lu\n", #name, \ + (unsigned long)sizeof(name)) +#define VMCOREINFO_STRUCT_SIZE(name) \ + vmcoreinfo_append_str("SIZE(%s)=%lu\n", #name, \ + (unsigned long)sizeof(struct name)) +#define VMCOREINFO_OFFSET(name, field) \ + vmcoreinfo_append_str("OFFSET(%s.%s)=%lu\n", #name, #field, \ + (unsigned long)offsetof(struct name, field)) +#define VMCOREINFO_TYPE_OFFSET(name, field) \ + vmcoreinfo_append_str("OFFSET(%s.%s)=%lu\n", #name, #field, \ + (unsigned long)offsetof(name, field)) +#define VMCOREINFO_LENGTH(name, value) \ + vmcoreinfo_append_str("LENGTH(%s)=%lu\n", #name, (unsigned long)value) +#define VMCOREINFO_NUMBER(name) \ + vmcoreinfo_append_str("NUMBER(%s)=%ld\n", #name, (long)name) +#define VMCOREINFO_CONFIG(name) \ + vmcoreinfo_append_str("CONFIG_%s=y\n", #name) + +extern unsigned char *vmcoreinfo_data; +extern size_t vmcoreinfo_size; +extern u32 *vmcoreinfo_note; + +Elf_Word *append_elf_note(Elf_Word *buf, char *name, unsigned int type, + void *data, size_t data_len); +void final_note(Elf_Word *buf); +#endif /* LINUX_VMCORE_INFO_H */ diff --git a/include/linux/vt_kern.h b/include/linux/vt_kern.h index c1f5aebef1..d008c3d0a9 100644 --- a/include/linux/vt_kern.h +++ b/include/linux/vt_kern.h @@ -25,7 +25,8 @@ extern int fg_console, last_console, want_console; int vc_allocate(unsigned int console); int vc_cons_allocated(unsigned int console); -int vc_resize(struct vc_data *vc, unsigned int cols, unsigned int lines); +int __vc_resize(struct vc_data *vc, unsigned int cols, unsigned int lines, + bool from_user); struct vc_data *vc_deallocate(unsigned int console); void reset_palette(struct vc_data *vc); void do_blank_screen(int entering_gfx); @@ -42,6 +43,12 @@ void redraw_screen(struct vc_data *vc, int is_switch); #define update_screen(x) redraw_screen(x, 0) #define switch_screen(x) redraw_screen(x, 1) +static inline int vc_resize(struct vc_data *vc, unsigned int cols, + unsigned int lines) +{ + return __vc_resize(vc, cols, lines, false); +} + struct tty_struct; int tioclinux(struct tty_struct *tty, unsigned long arg); @@ -168,7 +175,4 @@ void vt_set_led_state(unsigned int console, int leds); void vt_kbd_con_start(unsigned int console); void vt_kbd_con_stop(unsigned int console); -void vc_scrolldelta_helper(struct vc_data *c, int lines, - unsigned int rolled_over, void *_base, unsigned int size); - #endif /* _VT_KERN_H */ diff --git a/include/linux/win_minmax.h b/include/linux/win_minmax.h index 4ca2842d28..6a5bb052fc 100644 --- a/include/linux/win_minmax.h +++ b/include/linux/win_minmax.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 */ -/** - * lib/minmax.c: windowed min/max tracker by Kathleen Nichols. +/* + * win_minmax.h: windowed min/max tracker by Kathleen Nichols. * */ #ifndef MINMAX_H diff --git a/include/linux/wmi.h b/include/linux/wmi.h index 686291b878..63cca3b58d 100644 --- a/include/linux/wmi.h +++ b/include/linux/wmi.h @@ -48,7 +48,8 @@ u8 wmidev_instance_count(struct wmi_device *wdev); * struct wmi_driver - WMI driver structure * @driver: Driver model structure * @id_table: List of WMI GUIDs supported by this driver - * @no_notify_data: WMI events provide no event data + * @no_notify_data: Driver supports WMI events which provide no event data + * @no_singleton: Driver can be instantiated multiple times * @probe: Callback for device binding * @remove: Callback for device unbinding * @notify: Callback for receiving WMI events @@ -59,6 +60,7 @@ struct wmi_driver { struct device_driver driver; const struct wmi_device_id *id_table; bool no_notify_data; + bool no_singleton; int (*probe)(struct wmi_device *wdev, const void *context); void (*remove)(struct wmi_device *wdev); diff --git a/include/linux/wordpart.h b/include/linux/wordpart.h new file mode 100644 index 0000000000..f6f8f83b15 --- /dev/null +++ b/include/linux/wordpart.h @@ -0,0 +1,42 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef _LINUX_WORDPART_H +#define _LINUX_WORDPART_H + +/** + * upper_32_bits - return bits 32-63 of a number + * @n: the number we're accessing + * + * A basic shift-right of a 64- or 32-bit quantity. Use this to suppress + * the "right shift count >= width of type" warning when that quantity is + * 32-bits. + */ +#define upper_32_bits(n) ((u32)(((n) >> 16) >> 16)) + +/** + * lower_32_bits - return bits 0-31 of a number + * @n: the number we're accessing + */ +#define lower_32_bits(n) ((u32)((n) & 0xffffffff)) + +/** + * upper_16_bits - return bits 16-31 of a number + * @n: the number we're accessing + */ +#define upper_16_bits(n) ((u16)((n) >> 16)) + +/** + * lower_16_bits - return bits 0-15 of a number + * @n: the number we're accessing + */ +#define lower_16_bits(n) ((u16)((n) & 0xffff)) + +/** + * REPEAT_BYTE - repeat the value @x multiple times as an unsigned long value + * @x: value to repeat + * + * NOTE: @x is not checked for > 0xff; larger values produce odd results. + */ +#define REPEAT_BYTE(x) ((~0ul / 0xff) * (x)) + +#endif // _LINUX_WORDPART_H diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h index 2cc0a96061..158784dd18 100644 --- a/include/linux/workqueue.h +++ b/include/linux/workqueue.h @@ -22,20 +22,54 @@ */ #define work_data_bits(work) ((unsigned long *)(&(work)->data)) -enum { +enum work_bits { WORK_STRUCT_PENDING_BIT = 0, /* work item is pending execution */ - WORK_STRUCT_INACTIVE_BIT= 1, /* work item is inactive */ - WORK_STRUCT_PWQ_BIT = 2, /* data points to pwq */ - WORK_STRUCT_LINKED_BIT = 3, /* next work is linked to this one */ + WORK_STRUCT_INACTIVE_BIT, /* work item is inactive */ + WORK_STRUCT_PWQ_BIT, /* data points to pwq */ + WORK_STRUCT_LINKED_BIT, /* next work is linked to this one */ #ifdef CONFIG_DEBUG_OBJECTS_WORK - WORK_STRUCT_STATIC_BIT = 4, /* static initializer (debugobjects) */ - WORK_STRUCT_COLOR_SHIFT = 5, /* color for workqueue flushing */ -#else - WORK_STRUCT_COLOR_SHIFT = 4, /* color for workqueue flushing */ + WORK_STRUCT_STATIC_BIT, /* static initializer (debugobjects) */ #endif + WORK_STRUCT_FLAG_BITS, + /* color for workqueue flushing */ + WORK_STRUCT_COLOR_SHIFT = WORK_STRUCT_FLAG_BITS, WORK_STRUCT_COLOR_BITS = 4, + /* + * When WORK_STRUCT_PWQ is set, reserve 8 bits off of pwq pointer w/ + * debugobjects turned off. This makes pwqs aligned to 256 bytes (512 + * bytes w/ DEBUG_OBJECTS_WORK) and allows 16 workqueue flush colors. + * + * MSB + * [ pwq pointer ] [ flush color ] [ STRUCT flags ] + * 4 bits 4 or 5 bits + */ + WORK_STRUCT_PWQ_SHIFT = WORK_STRUCT_COLOR_SHIFT + WORK_STRUCT_COLOR_BITS, + + /* + * data contains off-queue information when !WORK_STRUCT_PWQ. + * + * MSB + * [ pool ID ] [ OFFQ flags ] [ STRUCT flags ] + * 1 bit 4 or 5 bits + */ + WORK_OFFQ_FLAG_SHIFT = WORK_STRUCT_FLAG_BITS, + WORK_OFFQ_CANCELING_BIT = WORK_OFFQ_FLAG_SHIFT, + WORK_OFFQ_FLAG_END, + WORK_OFFQ_FLAG_BITS = WORK_OFFQ_FLAG_END - WORK_OFFQ_FLAG_SHIFT, + + /* + * When a work item is off queue, the high bits encode off-queue flags + * and the last pool it was on. Cap pool ID to 31 bits and use the + * highest number to indicate that no pool is associated. + */ + WORK_OFFQ_POOL_SHIFT = WORK_OFFQ_FLAG_SHIFT + WORK_OFFQ_FLAG_BITS, + WORK_OFFQ_LEFT = BITS_PER_LONG - WORK_OFFQ_POOL_SHIFT, + WORK_OFFQ_POOL_BITS = WORK_OFFQ_LEFT <= 31 ? WORK_OFFQ_LEFT : 31, +}; + +enum work_flags { WORK_STRUCT_PENDING = 1 << WORK_STRUCT_PENDING_BIT, WORK_STRUCT_INACTIVE = 1 << WORK_STRUCT_INACTIVE_BIT, WORK_STRUCT_PWQ = 1 << WORK_STRUCT_PWQ_BIT, @@ -45,35 +79,14 @@ enum { #else WORK_STRUCT_STATIC = 0, #endif +}; +enum wq_misc_consts { WORK_NR_COLORS = (1 << WORK_STRUCT_COLOR_BITS), /* not bound to any CPU, prefer the local CPU */ WORK_CPU_UNBOUND = NR_CPUS, - /* - * Reserve 8 bits off of pwq pointer w/ debugobjects turned off. - * This makes pwqs aligned to 256 bytes and allows 16 workqueue - * flush colors. - */ - WORK_STRUCT_FLAG_BITS = WORK_STRUCT_COLOR_SHIFT + - WORK_STRUCT_COLOR_BITS, - - /* data contains off-queue information when !WORK_STRUCT_PWQ */ - WORK_OFFQ_FLAG_BASE = WORK_STRUCT_COLOR_SHIFT, - - __WORK_OFFQ_CANCELING = WORK_OFFQ_FLAG_BASE, - - /* - * When a work item is off queue, its high bits point to the last - * pool it was on. Cap at 31 bits and use the highest number to - * indicate that no pool is associated. - */ - WORK_OFFQ_FLAG_BITS = 1, - WORK_OFFQ_POOL_SHIFT = WORK_OFFQ_FLAG_BASE + WORK_OFFQ_FLAG_BITS, - WORK_OFFQ_LEFT = BITS_PER_LONG - WORK_OFFQ_POOL_SHIFT, - WORK_OFFQ_POOL_BITS = WORK_OFFQ_LEFT <= 31 ? WORK_OFFQ_LEFT : 31, - /* bit mask for work_busy() return values */ WORK_BUSY_PENDING = 1 << 0, WORK_BUSY_RUNNING = 1 << 1, @@ -83,12 +96,10 @@ enum { }; /* Convenience constants - of type 'unsigned long', not 'enum'! */ -#define WORK_OFFQ_CANCELING (1ul << __WORK_OFFQ_CANCELING) +#define WORK_OFFQ_CANCELING (1ul << WORK_OFFQ_CANCELING_BIT) #define WORK_OFFQ_POOL_NONE ((1ul << WORK_OFFQ_POOL_BITS) - 1) #define WORK_STRUCT_NO_POOL (WORK_OFFQ_POOL_NONE << WORK_OFFQ_POOL_SHIFT) - -#define WORK_STRUCT_FLAG_MASK ((1ul << WORK_STRUCT_FLAG_BITS) - 1) -#define WORK_STRUCT_WQ_DATA_MASK (~WORK_STRUCT_FLAG_MASK) +#define WORK_STRUCT_PWQ_MASK (~((1ul << WORK_STRUCT_PWQ_SHIFT) - 1)) #define WORK_DATA_INIT() ATOMIC_LONG_INIT((unsigned long)WORK_STRUCT_NO_POOL) #define WORK_DATA_STATIC_INIT() \ @@ -347,7 +358,8 @@ static inline unsigned int work_static(struct work_struct *work) { return 0; } * Workqueue flags and constants. For details, please refer to * Documentation/core-api/workqueue.rst. */ -enum { +enum wq_flags { + WQ_BH = 1 << 0, /* execute in bottom half (softirq) context */ WQ_UNBOUND = 1 << 1, /* not bound to any cpu */ WQ_FREEZABLE = 1 << 2, /* freeze during suspend */ WQ_MEM_RECLAIM = 1 << 3, /* may be used for memory reclaim */ @@ -386,11 +398,22 @@ enum { __WQ_DRAINING = 1 << 16, /* internal: workqueue is draining */ __WQ_ORDERED = 1 << 17, /* internal: workqueue is ordered */ __WQ_LEGACY = 1 << 18, /* internal: create*_workqueue() */ - __WQ_ORDERED_EXPLICIT = 1 << 19, /* internal: alloc_ordered_workqueue() */ + /* BH wq only allows the following flags */ + __WQ_BH_ALLOWS = WQ_BH | WQ_HIGHPRI, +}; + +enum wq_consts { WQ_MAX_ACTIVE = 512, /* I like 512, better ideas? */ WQ_UNBOUND_MAX_ACTIVE = WQ_MAX_ACTIVE, WQ_DFL_ACTIVE = WQ_MAX_ACTIVE / 2, + + /* + * Per-node default cap on min_active. Unless explicitly set, min_active + * is set to min(max_active, WQ_DFL_MIN_ACTIVE). For more details, see + * workqueue_struct->min_active definition. + */ + WQ_DFL_MIN_ACTIVE = 8, }; /* @@ -420,6 +443,9 @@ enum { * they are same as their non-power-efficient counterparts - e.g. * system_power_efficient_wq is identical to system_wq if * 'wq_power_efficient' is disabled. See WQ_POWER_EFFICIENT for more info. + * + * system_bh[_highpri]_wq are convenience interface to softirq. BH work items + * are executed in the queueing CPU's BH context in the queueing order. */ extern struct workqueue_struct *system_wq; extern struct workqueue_struct *system_highpri_wq; @@ -428,16 +454,43 @@ extern struct workqueue_struct *system_unbound_wq; extern struct workqueue_struct *system_freezable_wq; extern struct workqueue_struct *system_power_efficient_wq; extern struct workqueue_struct *system_freezable_power_efficient_wq; +extern struct workqueue_struct *system_bh_wq; +extern struct workqueue_struct *system_bh_highpri_wq; + +void workqueue_softirq_action(bool highpri); +void workqueue_softirq_dead(unsigned int cpu); /** * alloc_workqueue - allocate a workqueue * @fmt: printf format for the name of the workqueue * @flags: WQ_* flags - * @max_active: max in-flight work items per CPU, 0 for default + * @max_active: max in-flight work items, 0 for default * remaining args: args for @fmt * - * Allocate a workqueue with the specified parameters. For detailed - * information on WQ_* flags, please refer to + * For a per-cpu workqueue, @max_active limits the number of in-flight work + * items for each CPU. e.g. @max_active of 1 indicates that each CPU can be + * executing at most one work item for the workqueue. + * + * For unbound workqueues, @max_active limits the number of in-flight work items + * for the whole system. e.g. @max_active of 16 indicates that that there can be + * at most 16 work items executing for the workqueue in the whole system. + * + * As sharing the same active counter for an unbound workqueue across multiple + * NUMA nodes can be expensive, @max_active is distributed to each NUMA node + * according to the proportion of the number of online CPUs and enforced + * independently. + * + * Depending on online CPU distribution, a node may end up with per-node + * max_active which is significantly lower than @max_active, which can lead to + * deadlocks if the per-node concurrency limit is lower than the maximum number + * of interdependent work items for the workqueue. + * + * To guarantee forward progress regardless of online CPU distribution, the + * concurrency limit on every node is guaranteed to be equal to or greater than + * min_active which is set to min(@max_active, %WQ_DFL_MIN_ACTIVE). This means + * that the sum of per-node max_active's may be larger than @max_active. + * + * For detailed information on %WQ_* flags, please refer to * Documentation/core-api/workqueue.rst. * * RETURNS: @@ -460,8 +513,7 @@ alloc_workqueue(const char *fmt, unsigned int flags, int max_active, ...); * Pointer to the allocated workqueue on success, %NULL on failure. */ #define alloc_ordered_workqueue(fmt, flags, args...) \ - alloc_workqueue(fmt, WQ_UNBOUND | __WQ_ORDERED | \ - __WQ_ORDERED_EXPLICIT | (flags), 1, ##args) + alloc_workqueue(fmt, WQ_UNBOUND | __WQ_ORDERED | (flags), 1, ##args) #define create_workqueue(name) \ alloc_workqueue("%s", __WQ_LEGACY | WQ_MEM_RECLAIM, 1, (name)) @@ -471,6 +523,9 @@ alloc_workqueue(const char *fmt, unsigned int flags, int max_active, ...); #define create_singlethread_workqueue(name) \ alloc_ordered_workqueue("%s", __WQ_LEGACY | WQ_MEM_RECLAIM, name) +#define from_work(var, callback_work, work_fieldname) \ + container_of(callback_work, typeof(*var), work_fieldname) + extern void destroy_workqueue(struct workqueue_struct *wq); struct workqueue_attrs *alloc_workqueue_attrs(void); @@ -508,6 +563,8 @@ extern bool flush_rcu_work(struct rcu_work *rwork); extern void workqueue_set_max_active(struct workqueue_struct *wq, int max_active); +extern void workqueue_set_min_active(struct workqueue_struct *wq, + int min_active); extern struct work_struct *current_work(void); extern bool current_is_workqueue_rescuer(void); extern bool workqueue_congested(int cpu, struct workqueue_struct *wq); diff --git a/include/linux/writeback.h b/include/linux/writeback.h index 453736fd1d..9845cb62e4 100644 --- a/include/linux/writeback.h +++ b/include/linux/writeback.h @@ -11,6 +11,7 @@ #include <linux/flex_proportions.h> #include <linux/backing-dev-defs.h> #include <linux/blk_types.h> +#include <linux/pagevec.h> struct bio; @@ -40,6 +41,7 @@ enum writeback_sync_modes { * in a manner such that unspecified fields are set to zero. */ struct writeback_control { + /* public fields that can be set and/or consumed by the caller: */ long nr_to_write; /* Write this many pages, and decrement this for each page written */ long pages_skipped; /* Pages which were not written */ @@ -77,6 +79,11 @@ struct writeback_control { */ struct swap_iocb **swap_plug; + /* internal fields used by the ->writepages implementation: */ + struct folio_batch fbatch; + pgoff_t index; + int saved_err; + #ifdef CONFIG_CGROUP_WRITEBACK struct bdi_writeback *wb; /* wb this writeback is issued under */ struct inode *inode; /* inode being written out */ @@ -360,11 +367,12 @@ int balance_dirty_pages_ratelimited_flags(struct address_space *mapping, bool wb_over_bg_thresh(struct bdi_writeback *wb); +struct folio *writeback_iter(struct address_space *mapping, + struct writeback_control *wbc, struct folio *folio, int *error); + typedef int (*writepage_t)(struct folio *folio, struct writeback_control *wbc, void *data); -void tag_pages_for_writeback(struct address_space *mapping, - pgoff_t start, pgoff_t end); int write_cache_pages(struct address_space *mapping, struct writeback_control *wbc, writepage_t writepage, void *data); diff --git a/include/linux/wwan.h b/include/linux/wwan.h index 01fa155062..170fdee633 100644 --- a/include/linux/wwan.h +++ b/include/linux/wwan.h @@ -16,6 +16,7 @@ * @WWAN_PORT_QCDM: Qcom Modem diagnostic interface * @WWAN_PORT_FIREHOSE: XML based command protocol * @WWAN_PORT_XMMRPC: Control protocol for Intel XMM modems + * @WWAN_PORT_FASTBOOT: Fastboot protocol control * * @WWAN_PORT_MAX: Highest supported port types * @WWAN_PORT_UNKNOWN: Special value to indicate an unknown port type @@ -28,6 +29,7 @@ enum wwan_port_type { WWAN_PORT_QCDM, WWAN_PORT_FIREHOSE, WWAN_PORT_XMMRPC, + WWAN_PORT_FASTBOOT, /* Add new port types above this line */ diff --git a/include/linux/zswap.h b/include/linux/zswap.h index 0b709f5bc6..341aea4900 100644 --- a/include/linux/zswap.h +++ b/include/linux/zswap.h @@ -29,8 +29,8 @@ struct zswap_lruvec_state { bool zswap_store(struct folio *folio); bool zswap_load(struct folio *folio); -void zswap_invalidate(int type, pgoff_t offset); -void zswap_swapon(int type); +void zswap_invalidate(swp_entry_t swp); +int zswap_swapon(int type, unsigned long nr_pages); void zswap_swapoff(int type); void zswap_memcg_offline_cleanup(struct mem_cgroup *memcg); void zswap_lruvec_state_init(struct lruvec *lruvec); @@ -50,8 +50,11 @@ static inline bool zswap_load(struct folio *folio) return false; } -static inline void zswap_invalidate(int type, pgoff_t offset) {} -static inline void zswap_swapon(int type) {} +static inline void zswap_invalidate(swp_entry_t swp) {} +static inline int zswap_swapon(int type, unsigned long nr_pages) +{ + return 0; +} static inline void zswap_swapoff(int type) {} static inline void zswap_memcg_offline_cleanup(struct mem_cgroup *memcg) {} static inline void zswap_lruvec_state_init(struct lruvec *lruvec) {} diff --git a/include/media/cec.h b/include/media/cec.h index d779826851..cc3fcd0496 100644 --- a/include/media/cec.h +++ b/include/media/cec.h @@ -224,8 +224,6 @@ struct cec_adap_ops { * @notifier: CEC notifier * @pin: CEC pin status struct * @cec_dir: debugfs cec directory - * @status_file: debugfs cec status file - * @error_inj_file: debugfs cec error injection file * @sequence: transmit sequence counter * @input_phys: remote control input_phys name * @@ -260,6 +258,7 @@ struct cec_adapter { u16 phys_addr; bool needs_hpd; bool is_enabled; + bool is_claiming_log_addrs; bool is_configuring; bool must_reconfigure; bool is_configured; diff --git a/include/media/media-entity.h b/include/media/media-entity.h index 4d95893c89..0393b23129 100644 --- a/include/media/media-entity.h +++ b/include/media/media-entity.h @@ -339,10 +339,6 @@ enum media_entity_type { * @info.dev: Contains device major and minor info. * @info.dev.major: device node major, if the device is a devnode. * @info.dev.minor: device node minor, if the device is a devnode. - * @major: Devnode major number (zero if not applicable). Kept just - * for backward compatibility. - * @minor: Devnode minor number (zero if not applicable). Kept just - * for backward compatibility. * * .. note:: * diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h index acf5be24a5..63ad36f04f 100644 --- a/include/media/v4l2-common.h +++ b/include/media/v4l2-common.h @@ -278,13 +278,13 @@ static inline void v4l2_i2c_subdev_unregister(struct v4l2_subdev *sd) * * * @v4l2_dev: pointer to &struct v4l2_device. - * @master: pointer to struct spi_master. + * @ctlr: pointer to struct spi_controller. * @info: pointer to struct spi_board_info. * * returns a &struct v4l2_subdev pointer. */ struct v4l2_subdev *v4l2_spi_new_subdev(struct v4l2_device *v4l2_dev, - struct spi_master *master, struct spi_board_info *info); + struct spi_controller *ctlr, struct spi_board_info *info); /** * v4l2_spi_subdev_init - Initialize a v4l2_subdev with data from an @@ -308,7 +308,7 @@ void v4l2_spi_subdev_unregister(struct v4l2_subdev *sd); static inline struct v4l2_subdev * v4l2_spi_new_subdev(struct v4l2_device *v4l2_dev, - struct spi_master *master, struct spi_board_info *info) + struct spi_controller *ctlr, struct spi_board_info *info) { return NULL; } @@ -536,9 +536,10 @@ int v4l2_fill_pixfmt_mp(struct v4l2_pix_format_mplane *pixfmt, u32 pixelformat, * V4L2_CID_LINK_FREQ control implemented by the transmitter, or value * calculated based on the V4L2_CID_PIXEL_RATE implemented by the transmitter. * - * Returns link frequency on success, otherwise a negative error code: - * -ENOENT: Link frequency or pixel rate control not found - * -EINVAL: Invalid link frequency value + * Return: + * * >0: Link frequency + * * %-ENOENT: Link frequency or pixel rate control not found + * * %-EINVAL: Invalid link frequency value */ s64 v4l2_get_link_freq(struct v4l2_ctrl_handler *handler, unsigned int mul, unsigned int div); @@ -547,6 +548,31 @@ void v4l2_simplify_fraction(u32 *numerator, u32 *denominator, unsigned int n_terms, unsigned int threshold); u32 v4l2_fraction_to_interval(u32 numerator, u32 denominator); +/** + * v4l2_link_freq_to_bitmap - Figure out platform-supported link frequencies + * @dev: The struct device + * @fw_link_freqs: Array of link frequencies from firmware + * @num_of_fw_link_freqs: Number of entries in @fw_link_freqs + * @driver_link_freqs: Array of link frequencies supported by the driver + * @num_of_driver_link_freqs: Number of entries in @driver_link_freqs + * @bitmap: Bitmap of driver-supported link frequencies found in @fw_link_freqs + * + * This function checks which driver-supported link frequencies are enabled in + * system firmware and sets the corresponding bits in @bitmap (after first + * zeroing it). + * + * Return: + * * %0: Success + * * %-ENOENT: No match found between driver-supported link frequencies and + * those available in firmware. + * * %-ENODATA: No link frequencies were specified in firmware. + */ +int v4l2_link_freq_to_bitmap(struct device *dev, const u64 *fw_link_freqs, + unsigned int num_of_fw_link_freqs, + const s64 *driver_link_freqs, + unsigned int num_of_driver_link_freqs, + unsigned long *bitmap); + static inline u64 v4l2_buffer_get_timestamp(const struct v4l2_buffer *buf) { /* diff --git a/include/media/videobuf2-core.h b/include/media/videobuf2-core.h index bec8c3a1ed..8b86996b27 100644 --- a/include/media/videobuf2-core.h +++ b/include/media/videobuf2-core.h @@ -271,11 +271,11 @@ struct vb2_buffer { * skips cache sync/invalidation. * skip_cache_sync_on_finish: when set buffer's ->finish() function * skips cache sync/invalidation. + * planes: per-plane information; do not change * queued_entry: entry on the queued buffers list, which holds * all buffers queued from userspace * done_entry: entry on the list that stores all buffers ready * to be dequeued to userspace - * vb2_plane: per-plane information; do not change */ enum vb2_buffer_state state; unsigned int synced:1; diff --git a/include/net/act_api.h b/include/net/act_api.h index e1e5e72b90..77ee0c657e 100644 --- a/include/net/act_api.h +++ b/include/net/act_api.h @@ -201,6 +201,8 @@ int tcf_idr_release(struct tc_action *a, bool bind); int tcf_register_action(struct tc_action_ops *a, struct pernet_operations *ops); int tcf_unregister_action(struct tc_action_ops *a, struct pernet_operations *ops); +#define NET_ACT_ALIAS_PREFIX "net-act-" +#define MODULE_ALIAS_NET_ACT(kind) MODULE_ALIAS(NET_ACT_ALIAS_PREFIX kind) int tcf_action_destroy(struct tc_action *actions[], int bind); int tcf_action_exec(struct sk_buff *skb, struct tc_action **actions, int nr_actions, struct tcf_result *res); diff --git a/include/net/addrconf.h b/include/net/addrconf.h index facb7a469e..62a407db1b 100644 --- a/include/net/addrconf.h +++ b/include/net/addrconf.h @@ -8,8 +8,9 @@ #define MIN_VALID_LIFETIME (2*3600) /* 2 hours */ -#define TEMP_VALID_LIFETIME (7*86400) -#define TEMP_PREFERRED_LIFETIME (86400) +#define TEMP_VALID_LIFETIME (7*86400) /* 1 week */ +#define TEMP_PREFERRED_LIFETIME (86400) /* 24 hours */ +#define REGEN_MIN_ADVANCE (2) /* 2 seconds */ #define REGEN_MAX_RETRY (3) #define MAX_DESYNC_FACTOR (600) @@ -416,7 +417,7 @@ static inline bool ip6_ignore_linkdown(const struct net_device *dev) if (unlikely(!idev)) return true; - return !!idev->cnf.ignore_routes_with_linkdown; + return !!READ_ONCE(idev->cnf.ignore_routes_with_linkdown); } void inet6_ifa_finish_destroy(struct inet6_ifaddr *ifp); diff --git a/include/net/af_unix.h b/include/net/af_unix.h index 77bf30203d..3dee0b2721 100644 --- a/include/net/af_unix.h +++ b/include/net/af_unix.h @@ -8,21 +8,29 @@ #include <linux/refcount.h> #include <net/sock.h> +#if IS_ENABLED(CONFIG_UNIX) +struct unix_sock *unix_get_socket(struct file *filp); +#else +static inline struct unix_sock *unix_get_socket(struct file *filp) +{ + return NULL; +} +#endif + +extern spinlock_t unix_gc_lock; +extern unsigned int unix_tot_inflight; + void unix_inflight(struct user_struct *user, struct file *fp); void unix_notinflight(struct user_struct *user, struct file *fp); -void unix_destruct_scm(struct sk_buff *skb); -void io_uring_destruct_scm(struct sk_buff *skb); void unix_gc(void); -void wait_for_unix_gc(void); -struct sock *unix_get_socket(struct file *filp); +void wait_for_unix_gc(struct scm_fp_list *fpl); + struct sock *unix_peer_get(struct sock *sk); #define UNIX_HASH_MOD (256 - 1) #define UNIX_HASH_SIZE (256 * 2) #define UNIX_HASH_BITS 8 -extern unsigned int unix_tot_inflight; - struct unix_address { refcount_t refcnt; int len; diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index 9eb3d2360b..f187510428 100644 --- a/include/net/bluetooth/hci.h +++ b/include/net/bluetooth/hci.h @@ -366,6 +366,7 @@ enum { HCI_SETUP, HCI_CONFIG, HCI_DEBUGFS_CREATED, + HCI_POWERING_DOWN, HCI_AUTO_OFF, HCI_RFKILLED, HCI_MGMT, diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index 5277c6d513..17b2a7baa4 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -1335,8 +1335,7 @@ hci_conn_hash_lookup_pa_sync_handle(struct hci_dev *hdev, __u16 sync_handle) rcu_read_lock(); list_for_each_entry_rcu(c, &h->list, list) { - if (c->type != ISO_LINK || - !test_bit(HCI_CONN_PA_SYNC, &c->flags)) + if (c->type != ISO_LINK) continue; if (c->sync_handle == sync_handle) { @@ -2114,18 +2113,46 @@ static inline int hci_check_conn_params(u16 min, u16 max, u16 latency, { u16 max_latency; - if (min > max || min < 6 || max > 3200) + if (min > max) { + BT_WARN("min %d > max %d", min, max); + return -EINVAL; + } + + if (min < 6) { + BT_WARN("min %d < 6", min); + return -EINVAL; + } + + if (max > 3200) { + BT_WARN("max %d > 3200", max); + return -EINVAL; + } + + if (to_multiplier < 10) { + BT_WARN("to_multiplier %d < 10", to_multiplier); return -EINVAL; + } - if (to_multiplier < 10 || to_multiplier > 3200) + if (to_multiplier > 3200) { + BT_WARN("to_multiplier %d > 3200", to_multiplier); return -EINVAL; + } - if (max >= to_multiplier * 8) + if (max >= to_multiplier * 8) { + BT_WARN("max %d >= to_multiplier %d * 8", max, to_multiplier); return -EINVAL; + } max_latency = (to_multiplier * 4 / max) - 1; - if (latency > 499 || latency > max_latency) + if (latency > 499) { + BT_WARN("latency %d > 499", latency); return -EINVAL; + } + + if (latency > max_latency) { + BT_WARN("latency %d > max_latency %d", latency, max_latency); + return -EINVAL; + } return 0; } diff --git a/include/net/bond_3ad.h b/include/net/bond_3ad.h index c5e57c6bd8..9ce5ac2bfb 100644 --- a/include/net/bond_3ad.h +++ b/include/net/bond_3ad.h @@ -54,6 +54,8 @@ typedef enum { AD_MUX_DETACHED, /* mux machine */ AD_MUX_WAITING, /* mux machine */ AD_MUX_ATTACHED, /* mux machine */ + AD_MUX_COLLECTING, /* mux machine */ + AD_MUX_DISTRIBUTING, /* mux machine */ AD_MUX_COLLECTING_DISTRIBUTING /* mux machine */ } mux_states_t; diff --git a/include/net/bond_options.h b/include/net/bond_options.h index 69292ecc03..473a014776 100644 --- a/include/net/bond_options.h +++ b/include/net/bond_options.h @@ -76,6 +76,7 @@ enum { BOND_OPT_MISSED_MAX, BOND_OPT_NS_TARGETS, BOND_OPT_PRIO, + BOND_OPT_COUPLED_CONTROL, BOND_OPT_LAST }; diff --git a/include/net/bonding.h b/include/net/bonding.h index 5b8b1b644a..b61fb1aa3a 100644 --- a/include/net/bonding.h +++ b/include/net/bonding.h @@ -148,6 +148,7 @@ struct bond_params { #if IS_ENABLED(CONFIG_IPV6) struct in6_addr ns_targets[BOND_MAX_NS_TARGETS]; #endif + int coupled_control; /* 2 bytes of padding : see ether_addr_equal_64bits() */ u8 ad_actor_system[ETH_ALEN + 2]; @@ -167,6 +168,7 @@ struct slave { u8 backup:1, /* indicates backup slave. Value corresponds with BOND_STATE_ACTIVE and BOND_STATE_BACKUP */ inactive:1, /* indicates inactive slave */ + rx_disabled:1, /* indicates whether slave's Rx is disabled */ should_notify:1, /* indicates whether the state changed */ should_notify_link:1; /* indicates whether the link changed */ u8 duplex; @@ -568,6 +570,14 @@ static inline void bond_set_slave_inactive_flags(struct slave *slave, bond_set_slave_state(slave, BOND_STATE_BACKUP, notify); if (!slave->bond->params.all_slaves_active) slave->inactive = 1; + if (BOND_MODE(slave->bond) == BOND_MODE_8023AD) + slave->rx_disabled = 1; +} + +static inline void bond_set_slave_tx_disabled_flags(struct slave *slave, + bool notify) +{ + bond_set_slave_state(slave, BOND_STATE_BACKUP, notify); } static inline void bond_set_slave_active_flags(struct slave *slave, @@ -575,6 +585,14 @@ static inline void bond_set_slave_active_flags(struct slave *slave, { bond_set_slave_state(slave, BOND_STATE_ACTIVE, notify); slave->inactive = 0; + if (BOND_MODE(slave->bond) == BOND_MODE_8023AD) + slave->rx_disabled = 0; +} + +static inline void bond_set_slave_rx_enabled_flags(struct slave *slave, + bool notify) +{ + slave->rx_disabled = 0; } static inline bool bond_is_slave_inactive(struct slave *slave) @@ -582,6 +600,11 @@ static inline bool bond_is_slave_inactive(struct slave *slave) return slave->inactive; } +static inline bool bond_is_slave_rx_disabled(struct slave *slave) +{ + return slave->rx_disabled; +} + static inline void bond_propose_link_state(struct slave *slave, int state) { slave->link_new_state = state; diff --git a/include/net/busy_poll.h b/include/net/busy_poll.h index 4dabeb6c76..9b09acac53 100644 --- a/include/net/busy_poll.h +++ b/include/net/busy_poll.h @@ -48,6 +48,10 @@ void napi_busy_loop(unsigned int napi_id, bool (*loop_end)(void *, unsigned long), void *loop_end_arg, bool prefer_busy_poll, u16 budget); +void napi_busy_loop_rcu(unsigned int napi_id, + bool (*loop_end)(void *, unsigned long), + void *loop_end_arg, bool prefer_busy_poll, u16 budget); + #else /* CONFIG_NET_RX_BUSY_POLL */ static inline unsigned long net_busy_loop_on(void) { diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 0180eaec45..1e09329acc 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -7,7 +7,7 @@ * Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net> * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright 2015-2017 Intel Deutschland GmbH - * Copyright (C) 2018-2021, 2023 Intel Corporation + * Copyright (C) 2018-2024 Intel Corporation */ #include <linux/ethtool.h> @@ -118,10 +118,13 @@ struct wiphy; * restrictions. * @IEEE80211_CHAN_NO_EHT: EHT operation is not permitted on this channel. * @IEEE80211_CHAN_DFS_CONCURRENT: See %NL80211_RRF_DFS_CONCURRENT - * @IEEE80211_CHAN_NO_UHB_VLP_CLIENT: Client connection with VLP AP + * @IEEE80211_CHAN_NO_6GHZ_VLP_CLIENT: Client connection with VLP AP * not permitted using this channel - * @IEEE80211_CHAN_NO_UHB_AFC_CLIENT: Client connection with AFC AP + * @IEEE80211_CHAN_NO_6GHZ_AFC_CLIENT: Client connection with AFC AP * not permitted using this channel + * @IEEE80211_CHAN_CAN_MONITOR: This channel can be used for monitor + * mode even in the presence of other (regulatory) restrictions, + * even if it is otherwise disabled. */ enum ieee80211_channel_flags { IEEE80211_CHAN_DISABLED = 1<<0, @@ -146,8 +149,9 @@ enum ieee80211_channel_flags { IEEE80211_CHAN_NO_320MHZ = 1<<19, IEEE80211_CHAN_NO_EHT = 1<<20, IEEE80211_CHAN_DFS_CONCURRENT = 1<<21, - IEEE80211_CHAN_NO_UHB_VLP_CLIENT= 1<<22, - IEEE80211_CHAN_NO_UHB_AFC_CLIENT= 1<<23, + IEEE80211_CHAN_NO_6GHZ_VLP_CLIENT = 1<<22, + IEEE80211_CHAN_NO_6GHZ_AFC_CLIENT = 1<<23, + IEEE80211_CHAN_CAN_MONITOR = 1<<24, }; #define IEEE80211_CHAN_NO_HT40 \ @@ -808,6 +812,9 @@ struct key_params { * chan will define the primary channel and all other * parameters are ignored. * @freq1_offset: offset from @center_freq1, in KHz + * @punctured: mask of the punctured 20 MHz subchannels, with + * bits turned on being disabled (punctured); numbered + * from lower to higher frequency (like in the spec) */ struct cfg80211_chan_def { struct ieee80211_channel *chan; @@ -816,6 +823,7 @@ struct cfg80211_chan_def { u32 center_freq2; struct ieee80211_edmg edmg; u16 freq1_offset; + u16 punctured; }; /* @@ -956,7 +964,8 @@ cfg80211_chandef_identical(const struct cfg80211_chan_def *chandef1, chandef1->width == chandef2->width && chandef1->center_freq1 == chandef2->center_freq1 && chandef1->freq1_offset == chandef2->freq1_offset && - chandef1->center_freq2 == chandef2->center_freq2); + chandef1->center_freq2 == chandef2->center_freq2 && + chandef1->punctured == chandef2->punctured); } /** @@ -1048,6 +1057,20 @@ cfg80211_chandef_dfs_cac_time(struct wiphy *wiphy, const struct cfg80211_chan_def *chandef); /** + * cfg80211_chandef_primary - calculate primary 40/80/160 MHz freq + * @chandef: chandef to calculate for + * @primary_chan_width: primary channel width to calculate center for + * @punctured: punctured sub-channel bitmap, will be recalculated + * according to the new bandwidth, can be %NULL + * + * Returns: the primary 40/80/160 MHz channel center frequency, or -1 + * for errors, updating the punctured bitmap + */ +int cfg80211_chandef_primary(const struct cfg80211_chan_def *chandef, + enum nl80211_chan_width primary_chan_width, + u16 *punctured); + +/** * nl80211_send_chandef - sends the channel definition. * @msg: the msg to send channel definition * @chandef: the channel definition to check @@ -1457,9 +1480,6 @@ struct cfg80211_unsol_bcast_probe_resp { * @fils_discovery: FILS discovery transmission parameters * @unsol_bcast_probe_resp: Unsolicited broadcast probe response parameters * @mbssid_config: AP settings for multiple bssid - * @punct_bitmap: Preamble puncturing bitmap. Each bit represents - * a 20 MHz channel, lowest bit corresponding to the lowest channel. - * Bit set to 1 indicates that the channel is punctured. */ struct cfg80211_ap_settings { struct cfg80211_chan_def chandef; @@ -1494,7 +1514,6 @@ struct cfg80211_ap_settings { struct cfg80211_fils_discovery fils_discovery; struct cfg80211_unsol_bcast_probe_resp unsol_bcast_probe_resp; struct cfg80211_mbssid_config mbssid_config; - u16 punct_bitmap; }; @@ -1528,9 +1547,8 @@ struct cfg80211_ap_update { * @radar_required: whether radar detection is required on the new channel * @block_tx: whether transmissions should be blocked while changing * @count: number of beacons until switch - * @punct_bitmap: Preamble puncturing bitmap. Each bit represents - * a 20 MHz channel, lowest bit corresponding to the lowest channel. - * Bit set to 1 indicates that the channel is punctured. + * @link_id: defines the link on which channel switch is expected during + * MLO. 0 in case of non-MLO. */ struct cfg80211_csa_settings { struct cfg80211_chan_def chandef; @@ -1543,7 +1561,7 @@ struct cfg80211_csa_settings { bool radar_required; bool block_tx; u8 count; - u16 punct_bitmap; + u8 link_id; }; /** @@ -1766,11 +1784,15 @@ struct station_parameters { * @subtype: Management frame subtype to use for indicating removal * (10 = Disassociation, 12 = Deauthentication) * @reason_code: Reason code for the Disassociation/Deauthentication frame + * @link_id: Link ID indicating a link that stations to be flushed must be + * using; valid only for MLO, but can also be -1 for MLO to really + * remove all stations. */ struct station_del_parameters { const u8 *mac; u8 subtype; u16 reason_code; + int link_id; }; /** @@ -2695,19 +2717,11 @@ static inline void get_random_mask_addr(u8 *buf, const u8 *addr, const u8 *mask) * @bssid: BSSID to be matched; may be all-zero BSSID in case of SSID match * or no match (RSSI only) * @rssi_thold: don't report scan results below this threshold (in s32 dBm) - * @per_band_rssi_thold: Minimum rssi threshold for each band to be applied - * for filtering out scan results received. Drivers advertise this support - * of band specific rssi based filtering through the feature capability - * %NL80211_EXT_FEATURE_SCHED_SCAN_BAND_SPECIFIC_RSSI_THOLD. These band - * specific rssi thresholds take precedence over rssi_thold, if specified. - * If not specified for any band, it will be assigned with rssi_thold of - * corresponding matchset. */ struct cfg80211_match_set { struct cfg80211_ssid ssid; u8 bssid[ETH_ALEN]; s32 rssi_thold; - s32 per_band_rssi_thold[NUM_NL80211_BANDS]; }; /** @@ -3063,6 +3077,7 @@ struct cfg80211_assoc_link { * @CONNECT_REQ_MLO_SUPPORT: Userspace indicates support for handling MLD links. * Drivers shall disable MLO features for the current association if this * flag is not set. + * @ASSOC_REQ_SPP_AMSDU: SPP A-MSDUs will be used on this connection (if any) */ enum cfg80211_assoc_req_flags { ASSOC_REQ_DISABLE_HT = BIT(0), @@ -3072,6 +3087,7 @@ enum cfg80211_assoc_req_flags { ASSOC_REQ_DISABLE_HE = BIT(4), ASSOC_REQ_DISABLE_EHT = BIT(5), CONNECT_REQ_MLO_SUPPORT = BIT(6), + ASSOC_REQ_SPP_AMSDU = BIT(7), }; /** @@ -3596,12 +3612,15 @@ struct cfg80211_wowlan_nd_info { * @tcp_connlost: TCP connection lost or failed to establish * @tcp_nomoretokens: TCP data ran out of tokens * @net_detect: if not %NULL, woke up because of net detect + * @unprot_deauth_disassoc: woke up due to unprotected deauth or + * disassoc frame (in MFP). */ struct cfg80211_wowlan_wakeup { bool disconnect, magic_pkt, gtk_rekey_failure, eap_identity_req, four_way_handshake, rfkill_release, packet_80211, - tcp_match, tcp_connlost, tcp_nomoretokens; + tcp_match, tcp_connlost, tcp_nomoretokens, + unprot_deauth_disassoc; s32 pattern_idx; u32 packet_present_len, packet_len; const void *packet; @@ -4923,7 +4942,7 @@ struct cfg80211_ops { * enum wiphy_flags - wiphy capability flags * * @WIPHY_FLAG_SPLIT_SCAN_6GHZ: if set to true, the scan request will be split - * into two, first for legacy bands and second for UHB. + * into two, first for legacy bands and second for 6 GHz. * @WIPHY_FLAG_NETNS_OK: if not set, do not allow changing the netns of this * wiphy at all * @WIPHY_FLAG_PS_ON_BY_DEFAULT: if set to true, powersave will be enabled @@ -6206,7 +6225,7 @@ struct wireless_dev { int beacon_interval; struct cfg80211_chan_def preset_chandef; struct cfg80211_chan_def chandef; - u8 id[IEEE80211_MAX_SSID_LEN]; + u8 id[IEEE80211_MAX_MESH_ID_LEN]; u8 id_len, id_up_len; } mesh; struct { @@ -6854,13 +6873,45 @@ cfg80211_find_vendor_ie(unsigned int oui, int oui_type, } /** + * enum cfg80211_rnr_iter_ret - reduced neighbor report iteration state + * @RNR_ITER_CONTINUE: continue iterating with the next entry + * @RNR_ITER_BREAK: break iteration and return success + * @RNR_ITER_ERROR: break iteration and return error + */ +enum cfg80211_rnr_iter_ret { + RNR_ITER_CONTINUE, + RNR_ITER_BREAK, + RNR_ITER_ERROR, +}; + +/** + * cfg80211_iter_rnr - iterate reduced neighbor report entries + * @elems: the frame elements to iterate RNR elements and then + * their entries in + * @elems_len: length of the elements + * @iter: iteration function, see also &enum cfg80211_rnr_iter_ret + * for the return value + * @iter_data: additional data passed to the iteration function + * Return: %true on success (after successfully iterating all entries + * or if the iteration function returned %RNR_ITER_BREAK), + * %false on error (iteration function returned %RNR_ITER_ERROR + * or elements were malformed.) + */ +bool cfg80211_iter_rnr(const u8 *elems, size_t elems_len, + enum cfg80211_rnr_iter_ret + (*iter)(void *data, u8 type, + const struct ieee80211_neighbor_ap_info *info, + const u8 *tbtt_info, u8 tbtt_info_len), + void *iter_data); + +/** * cfg80211_defragment_element - Defrag the given element data into a buffer * * @elem: the element to defragment * @ies: elements where @elem is contained * @ieslen: length of @ies - * @data: buffer to store element data - * @data_len: length of @data + * @data: buffer to store element data, or %NULL to just determine size + * @data_len: length of @data, or 0 * @frag_id: the element ID of fragments * * Return: length of @data, or -EINVAL on error @@ -7158,11 +7209,13 @@ size_t cfg80211_merge_profile(const u8 *ie, size_t ielen, * from a beacon or probe response * @CFG80211_BSS_FTYPE_BEACON: data comes from a beacon * @CFG80211_BSS_FTYPE_PRESP: data comes from a probe response + * @CFG80211_BSS_FTYPE_S1G_BEACON: data comes from an S1G beacon */ enum cfg80211_bss_frame_type { CFG80211_BSS_FTYPE_UNKNOWN, CFG80211_BSS_FTYPE_BEACON, CFG80211_BSS_FTYPE_PRESP, + CFG80211_BSS_FTYPE_S1G_BEACON, }; /** @@ -8735,14 +8788,13 @@ bool cfg80211_reg_can_beacon_relax(struct wiphy *wiphy, * @dev: the device which switched channels * @chandef: the new channel definition * @link_id: the link ID for MLO, must be 0 for non-MLO - * @punct_bitmap: the new puncturing bitmap * * Caller must hold wiphy mutex, therefore must only be called from sleepable * driver context! */ void cfg80211_ch_switch_notify(struct net_device *dev, struct cfg80211_chan_def *chandef, - unsigned int link_id, u16 punct_bitmap); + unsigned int link_id); /* * cfg80211_ch_switch_started_notify - notify channel switch start @@ -8751,7 +8803,6 @@ void cfg80211_ch_switch_notify(struct net_device *dev, * @link_id: the link ID for MLO, must be 0 for non-MLO * @count: the number of TBTTs until the channel switch happens * @quiet: whether or not immediate quiet was requested by the AP - * @punct_bitmap: the future puncturing bitmap * * Inform the userspace about the channel switch that has just * started, so that it can take appropriate actions (eg. starting @@ -8760,7 +8811,7 @@ void cfg80211_ch_switch_notify(struct net_device *dev, void cfg80211_ch_switch_started_notify(struct net_device *dev, struct cfg80211_chan_def *chandef, unsigned int link_id, u8 count, - bool quiet, u16 punct_bitmap); + bool quiet); /** * ieee80211_operating_class_to_band - convert operating class to band @@ -8774,6 +8825,19 @@ bool ieee80211_operating_class_to_band(u8 operating_class, enum nl80211_band *band); /** + * ieee80211_operating_class_to_chandef - convert operating class to chandef + * + * @operating_class: the operating class to convert + * @chan: the ieee80211_channel to convert + * @chandef: a pointer to the resulting chandef + * + * Returns %true if the conversion was successful, %false otherwise. + */ +bool ieee80211_operating_class_to_chandef(u8 operating_class, + struct ieee80211_channel *chan, + struct cfg80211_chan_def *chandef); + +/** * ieee80211_chandef_to_operating_class - convert chandef to operation class * * @chandef: the chandef to convert @@ -9379,18 +9443,6 @@ static inline int cfg80211_color_change_notify(struct net_device *dev) } /** - * cfg80211_valid_disable_subchannel_bitmap - validate puncturing bitmap - * @bitmap: bitmap to be validated - * @chandef: channel definition - * - * Validate the puncturing bitmap. - * - * Return: %true if the bitmap is valid. %false otherwise. - */ -bool cfg80211_valid_disable_subchannel_bitmap(u16 *bitmap, - const struct cfg80211_chan_def *chandef); - -/** * cfg80211_links_removed - Notify about removed STA MLD setup links. * @dev: network device. * @link_mask: BIT mask of removed STA MLD setup link IDs. diff --git a/include/net/dropreason-core.h b/include/net/dropreason-core.h index 6d3a201632..9707ab54fd 100644 --- a/include/net/dropreason-core.h +++ b/include/net/dropreason-core.h @@ -30,6 +30,7 @@ FN(TCP_AOFAILURE) \ FN(SOCKET_BACKLOG) \ FN(TCP_FLAGS) \ + FN(TCP_ABORT_ON_DATA) \ FN(TCP_ZEROWINDOW) \ FN(TCP_OLD_DATA) \ FN(TCP_OVERWINDOW) \ @@ -37,6 +38,7 @@ FN(TCP_RFC7323_PAWS) \ FN(TCP_OLD_SEQUENCE) \ FN(TCP_INVALID_SEQUENCE) \ + FN(TCP_INVALID_ACK_SEQUENCE) \ FN(TCP_RESET) \ FN(TCP_INVALID_SYN) \ FN(TCP_CLOSE) \ @@ -54,6 +56,7 @@ FN(NEIGH_QUEUEFULL) \ FN(NEIGH_DEAD) \ FN(TC_EGRESS) \ + FN(SECURITY_HOOK) \ FN(QDISC_DROP) \ FN(CPU_BACKLOG) \ FN(XDP) \ @@ -105,7 +108,13 @@ enum skb_drop_reason { SKB_CONSUMED, /** @SKB_DROP_REASON_NOT_SPECIFIED: drop reason is not specified */ SKB_DROP_REASON_NOT_SPECIFIED, - /** @SKB_DROP_REASON_NO_SOCKET: socket not found */ + /** + * @SKB_DROP_REASON_NO_SOCKET: no valid socket that can be used. + * Reason could be one of three cases: + * 1) no established/listening socket found during lookup process + * 2) no valid request socket during 3WHS process + * 3) no valid child socket during 3WHS process + */ SKB_DROP_REASON_NO_SOCKET, /** @SKB_DROP_REASON_PKT_TOO_SMALL: packet size is too small */ SKB_DROP_REASON_PKT_TOO_SMALL, @@ -198,6 +207,11 @@ enum skb_drop_reason { /** @SKB_DROP_REASON_TCP_FLAGS: TCP flags invalid */ SKB_DROP_REASON_TCP_FLAGS, /** + * @SKB_DROP_REASON_TCP_ABORT_ON_DATA: abort on data, corresponding to + * LINUX_MIB_TCPABORTONDATA + */ + SKB_DROP_REASON_TCP_ABORT_ON_DATA, + /** * @SKB_DROP_REASON_TCP_ZEROWINDOW: TCP receive window size is zero, * see LINUX_MIB_TCPZEROWINDOWDROP */ @@ -221,13 +235,19 @@ enum skb_drop_reason { SKB_DROP_REASON_TCP_OFOMERGE, /** * @SKB_DROP_REASON_TCP_RFC7323_PAWS: PAWS check, corresponding to - * LINUX_MIB_PAWSESTABREJECTED + * LINUX_MIB_PAWSESTABREJECTED, LINUX_MIB_PAWSACTIVEREJECTED */ SKB_DROP_REASON_TCP_RFC7323_PAWS, /** @SKB_DROP_REASON_TCP_OLD_SEQUENCE: Old SEQ field (duplicate packet) */ SKB_DROP_REASON_TCP_OLD_SEQUENCE, /** @SKB_DROP_REASON_TCP_INVALID_SEQUENCE: Not acceptable SEQ field */ SKB_DROP_REASON_TCP_INVALID_SEQUENCE, + /** + * @SKB_DROP_REASON_TCP_INVALID_ACK_SEQUENCE: Not acceptable ACK SEQ + * field because ack sequence is not in the window between snd_una + * and snd_nxt + */ + SKB_DROP_REASON_TCP_INVALID_ACK_SEQUENCE, /** @SKB_DROP_REASON_TCP_RESET: Invalid RST packet */ SKB_DROP_REASON_TCP_RESET, /** @@ -271,6 +291,8 @@ enum skb_drop_reason { SKB_DROP_REASON_NEIGH_DEAD, /** @SKB_DROP_REASON_TC_EGRESS: dropped in TC egress HOOK */ SKB_DROP_REASON_TC_EGRESS, + /** @SKB_DROP_REASON_SECURITY_HOOK: dropped due to security HOOK */ + SKB_DROP_REASON_SECURITY_HOOK, /** * @SKB_DROP_REASON_QDISC_DROP: dropped by qdisc when packet outputting ( * failed to enqueue to current qdisc) diff --git a/include/net/dsa.h b/include/net/dsa.h index 82135fbdb1..7c0da9effe 100644 --- a/include/net/dsa.h +++ b/include/net/dsa.h @@ -991,9 +991,9 @@ struct dsa_switch_ops { * Port's MAC EEE settings */ int (*set_mac_eee)(struct dsa_switch *ds, int port, - struct ethtool_eee *e); + struct ethtool_keee *e); int (*get_mac_eee)(struct dsa_switch *ds, int port, - struct ethtool_eee *e); + struct ethtool_keee *e); /* EEPROM access */ int (*get_eeprom_len)(struct dsa_switch *ds); diff --git a/include/net/dst.h b/include/net/dst.h index f5dfc8fb7b..0aa331bd2f 100644 --- a/include/net/dst.h +++ b/include/net/dst.h @@ -390,7 +390,6 @@ void *dst_alloc(struct dst_ops *ops, struct net_device *dev, void dst_init(struct dst_entry *dst, struct dst_ops *ops, struct net_device *dev, int initial_obsolete, unsigned short flags); -struct dst_entry *dst_destroy(struct dst_entry *dst); void dst_dev_put(struct dst_entry *dst); static inline void dst_confirm(struct dst_entry *dst) diff --git a/include/net/dst_ops.h b/include/net/dst_ops.h index 6d1c854118..3a9001a042 100644 --- a/include/net/dst_ops.h +++ b/include/net/dst_ops.h @@ -24,7 +24,7 @@ struct dst_ops { void (*destroy)(struct dst_entry *); void (*ifdown)(struct dst_entry *, struct net_device *dev); - struct dst_entry * (*negative_advice)(struct dst_entry *); + void (*negative_advice)(struct sock *sk, struct dst_entry *); void (*link_failure)(struct sk_buff *); void (*update_pmtu)(struct dst_entry *dst, struct sock *sk, struct sk_buff *skb, u32 mtu, diff --git a/include/net/eee.h b/include/net/eee.h new file mode 100644 index 0000000000..84837aba3c --- /dev/null +++ b/include/net/eee.h @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +#ifndef _EEE_H +#define _EEE_H + +#include <linux/types.h> + +struct eee_config { + u32 tx_lpi_timer; + bool tx_lpi_enabled; + bool eee_enabled; +}; + +static inline bool eeecfg_mac_can_tx_lpi(const struct eee_config *eeecfg) +{ + /* eee_enabled is the master on/off */ + if (!eeecfg->eee_enabled || !eeecfg->tx_lpi_enabled) + return false; + + return true; +} + +static inline void eeecfg_to_eee(struct ethtool_keee *eee, + const struct eee_config *eeecfg) +{ + eee->tx_lpi_timer = eeecfg->tx_lpi_timer; + eee->tx_lpi_enabled = eeecfg->tx_lpi_enabled; + eee->eee_enabled = eeecfg->eee_enabled; +} + +static inline void eee_to_eeecfg(struct eee_config *eeecfg, + const struct ethtool_keee *eee) +{ + eeecfg->tx_lpi_timer = eee->tx_lpi_timer; + eeecfg->tx_lpi_enabled = eee->tx_lpi_enabled; + eeecfg->eee_enabled = eee->eee_enabled; +} + +#endif diff --git a/include/net/genetlink.h b/include/net/genetlink.h index e614691294..9ece6e5a3e 100644 --- a/include/net/genetlink.h +++ b/include/net/genetlink.h @@ -41,6 +41,8 @@ struct genl_info; * do additional, common, filtering and return an error * @post_doit: called after an operation's doit callback, it may * undo operations done by pre_doit, for example release locks + * @bind: called when family multicast group is added to a netlink socket + * @unbind: called when family multicast group is removed from a netlink socket * @module: pointer to the owning module (set to THIS_MODULE) * @mcgrps: multicast groups used by this family * @n_mcgrps: number of multicast groups @@ -84,6 +86,8 @@ struct genl_family { void (*post_doit)(const struct genl_split_ops *ops, struct sk_buff *skb, struct genl_info *info); + int (*bind)(int mcgrp); + void (*unbind)(int mcgrp); const struct genl_ops * ops; const struct genl_small_ops *small_ops; const struct genl_split_ops *split_ops; @@ -149,7 +153,7 @@ static inline void *genl_info_userhdr(const struct genl_info *info) /* Report that a root attribute is missing */ #define GENL_REQ_ATTR_CHECK(info, attr) ({ \ - struct genl_info *__info = (info); \ + const struct genl_info *__info = (info); \ \ NL_REQ_ATTR_CHECK(__info->extack, NULL, __info->attrs, (attr)); \ }) diff --git a/include/net/gro.h b/include/net/gro.h index 62b006f3ed..c1d4ca0463 100644 --- a/include/net/gro.h +++ b/include/net/gro.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: GPL-2.0-or-later */ -#ifndef _NET_IPV6_GRO_H -#define _NET_IPV6_GRO_H +#ifndef _NET_GRO_H +#define _NET_GRO_H #include <linux/indirect_call_wrapper.h> #include <linux/ip.h> @@ -9,6 +9,7 @@ #include <net/ip6_checksum.h> #include <linux/skbuff.h> #include <net/udp.h> +#include <net/hotdata.h> struct napi_gro_cb { union { @@ -148,21 +149,16 @@ static inline void skb_gro_pull(struct sk_buff *skb, unsigned int len) NAPI_GRO_CB(skb)->data_offset += len; } -static inline void *skb_gro_header_fast(struct sk_buff *skb, +static inline void *skb_gro_header_fast(const struct sk_buff *skb, unsigned int offset) { return NAPI_GRO_CB(skb)->frag0 + offset; } -static inline int skb_gro_header_hard(struct sk_buff *skb, unsigned int hlen) +static inline bool skb_gro_may_pull(const struct sk_buff *skb, + unsigned int hlen) { - return NAPI_GRO_CB(skb)->frag0_len < hlen; -} - -static inline void skb_gro_frag0_invalidate(struct sk_buff *skb) -{ - NAPI_GRO_CB(skb)->frag0 = NULL; - NAPI_GRO_CB(skb)->frag0_len = 0; + return likely(hlen <= NAPI_GRO_CB(skb)->frag0_len); } static inline void *skb_gro_header_slow(struct sk_buff *skb, unsigned int hlen, @@ -171,28 +167,30 @@ static inline void *skb_gro_header_slow(struct sk_buff *skb, unsigned int hlen, if (!pskb_may_pull(skb, hlen)) return NULL; - skb_gro_frag0_invalidate(skb); return skb->data + offset; } -static inline void *skb_gro_header(struct sk_buff *skb, - unsigned int hlen, unsigned int offset) +static inline void *skb_gro_header(struct sk_buff *skb, unsigned int hlen, + unsigned int offset) { void *ptr; ptr = skb_gro_header_fast(skb, offset); - if (skb_gro_header_hard(skb, hlen)) + if (!skb_gro_may_pull(skb, hlen)) ptr = skb_gro_header_slow(skb, hlen, offset); return ptr; } -static inline void *skb_gro_network_header(struct sk_buff *skb) +static inline void *skb_gro_network_header(const struct sk_buff *skb) { - return (NAPI_GRO_CB(skb)->frag0 ?: skb->data) + - skb_network_offset(skb); + if (skb_gro_may_pull(skb, skb_gro_offset(skb))) + return skb_gro_header_fast(skb, skb_network_offset(skb)); + + return skb_network_header(skb); } -static inline __wsum inet_gro_compute_pseudo(struct sk_buff *skb, int proto) +static inline __wsum inet_gro_compute_pseudo(const struct sk_buff *skb, + int proto) { const struct iphdr *iph = skb_gro_network_header(skb); @@ -430,7 +428,8 @@ static inline struct udphdr *udp_gro_udphdr(struct sk_buff *skb) return uh; } -static inline __wsum ip6_gro_compute_pseudo(struct sk_buff *skb, int proto) +static inline __wsum ip6_gro_compute_pseudo(const struct sk_buff *skb, + int proto) { const struct ipv6hdr *iph = skb_gro_network_header(skb); @@ -457,7 +456,7 @@ static inline void gro_normal_one(struct napi_struct *napi, struct sk_buff *skb, { list_add_tail(&skb->list, &napi->rx_list); napi->rx_count += segs; - if (napi->rx_count >= READ_ONCE(gro_normal_batch)) + if (napi->rx_count >= READ_ONCE(net_hotdata.gro_normal_batch)) gro_normal_list(napi); } @@ -504,6 +503,7 @@ static inline void inet6_get_iif_sdif(const struct sk_buff *skb, int *iif, int * #endif } -extern struct list_head offload_base; +struct packet_offload *gro_find_receive_by_type(__be16 type); +struct packet_offload *gro_find_complete_by_type(__be16 type); -#endif /* _NET_IPV6_GRO_H */ +#endif /* _NET_GRO_H */ diff --git a/include/net/hotdata.h b/include/net/hotdata.h new file mode 100644 index 0000000000..003667a1ef --- /dev/null +++ b/include/net/hotdata.h @@ -0,0 +1,52 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +#ifndef _NET_HOTDATA_H +#define _NET_HOTDATA_H + +#include <linux/types.h> +#include <linux/netdevice.h> +#include <net/protocol.h> + +/* Read mostly data used in network fast paths. */ +struct net_hotdata { +#if IS_ENABLED(CONFIG_INET) + struct packet_offload ip_packet_offload; + struct net_offload tcpv4_offload; + struct net_protocol tcp_protocol; + struct net_offload udpv4_offload; + struct net_protocol udp_protocol; + struct packet_offload ipv6_packet_offload; + struct net_offload tcpv6_offload; +#if IS_ENABLED(CONFIG_IPV6) + struct inet6_protocol tcpv6_protocol; + struct inet6_protocol udpv6_protocol; +#endif + struct net_offload udpv6_offload; +#endif + struct list_head offload_base; + struct list_head ptype_all; + struct kmem_cache *skbuff_cache; + struct kmem_cache *skbuff_fclone_cache; + struct kmem_cache *skb_small_head_cache; +#ifdef CONFIG_RPS + struct rps_sock_flow_table __rcu *rps_sock_flow_table; + u32 rps_cpu_mask; +#endif + int gro_normal_batch; + int netdev_budget; + int netdev_budget_usecs; + int tstamp_prequeue; + int max_backlog; + int dev_tx_weight; + int dev_rx_weight; +}; + +#define inet_ehash_secret net_hotdata.tcp_protocol.secret +#define udp_ehash_secret net_hotdata.udp_protocol.secret +#define inet6_ehash_secret net_hotdata.tcpv6_protocol.secret +#define tcp_ipv6_hash_secret net_hotdata.tcpv6_offload.secret +#define udp6_ehash_secret net_hotdata.udpv6_protocol.secret +#define udp_ipv6_hash_secret net_hotdata.udpv6_offload.secret + +extern struct net_hotdata net_hotdata; + +#endif /* _NET_HOTDATA_H */ diff --git a/include/net/if_inet6.h b/include/net/if_inet6.h index f07642264c..238ad33494 100644 --- a/include/net/if_inet6.h +++ b/include/net/if_inet6.h @@ -144,7 +144,7 @@ struct ipv6_ac_socklist { struct ifacaddr6 { struct in6_addr aca_addr; struct fib6_info *aca_rt; - struct ifacaddr6 *aca_next; + struct ifacaddr6 __rcu *aca_next; struct hlist_node aca_addr_lst; int aca_users; refcount_t aca_refcnt; @@ -196,7 +196,7 @@ struct inet6_dev { spinlock_t mc_report_lock; /* mld query report lock */ struct mutex mc_lock; /* mld global lock */ - struct ifacaddr6 *ac_list; + struct ifacaddr6 __rcu *ac_list; rwlock_t lock; refcount_t refcnt; __u32 if_flags; diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h index d94c242eb3..f9ddd47dc4 100644 --- a/include/net/inet_sock.h +++ b/include/net/inet_sock.h @@ -274,6 +274,7 @@ enum { INET_FLAGS_REPFLOW = 27, INET_FLAGS_RTALERT_ISOLATE = 28, INET_FLAGS_SNDFLOW = 29, + INET_FLAGS_RTALERT = 30, }; /* cmsg flags for inet */ diff --git a/include/net/ioam6.h b/include/net/ioam6.h index 781d2d8b2f..2cbbee6e80 100644 --- a/include/net/ioam6.h +++ b/include/net/ioam6.h @@ -12,6 +12,7 @@ #include <linux/net.h> #include <linux/ipv6.h> #include <linux/ioam6.h> +#include <linux/ioam6_genl.h> #include <linux/rhashtable-types.h> struct ioam6_namespace { @@ -65,4 +66,7 @@ void ioam6_exit(void); int ioam6_iptunnel_init(void); void ioam6_iptunnel_exit(void); +void ioam6_event(enum ioam6_event_type type, struct net *net, gfp_t gfp, + void *opt, unsigned int opt_len); + #endif /* _NET_IOAM6_H */ diff --git a/include/net/ip.h b/include/net/ip.h index 25cb688bdc..6d735e00d3 100644 --- a/include/net/ip.h +++ b/include/net/ip.h @@ -423,7 +423,7 @@ int ip_decrease_ttl(struct iphdr *iph) static inline int ip_mtu_locked(const struct dst_entry *dst) { - const struct rtable *rt = (const struct rtable *)dst; + const struct rtable *rt = dst_rtable(dst); return rt->rt_mtu_locked || dst_metric_locked(dst, RTAX_MTU); } @@ -461,7 +461,7 @@ static inline bool ip_sk_ignore_df(const struct sock *sk) static inline unsigned int ip_dst_mtu_maybe_forward(const struct dst_entry *dst, bool forwarding) { - const struct rtable *rt = container_of(dst, struct rtable, dst); + const struct rtable *rt = dst_rtable(dst); struct net *net = dev_net(dst->dev); unsigned int mtu; diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h index 9ba6413fd2..73524fa0c0 100644 --- a/include/net/ip6_fib.h +++ b/include/net/ip6_fib.h @@ -30,12 +30,6 @@ #define RT6_DEBUG 2 -#if RT6_DEBUG >= 3 -#define RT6_TRACE(x...) pr_debug(x) -#else -#define RT6_TRACE(x...) do { ; } while (0) -#endif - struct rt6_info; struct fib6_info; @@ -179,6 +173,9 @@ struct fib6_info { refcount_t fib6_ref; unsigned long expires; + + struct hlist_node gc_link; + struct dst_metrics *fib6_metrics; #define fib6_pmtu fib6_metrics->metrics[RTAX_MTU-1] @@ -237,9 +234,11 @@ struct fib6_result { for (rt = (w)->leaf; rt; \ rt = rcu_dereference_protected(rt->fib6_next, 1)) -static inline struct inet6_dev *ip6_dst_idev(struct dst_entry *dst) +#define dst_rt6_info(_ptr) container_of_const(_ptr, struct rt6_info, dst) + +static inline struct inet6_dev *ip6_dst_idev(const struct dst_entry *dst) { - return ((struct rt6_info *)dst)->rt6i_idev; + return dst_rt6_info(dst)->rt6i_idev; } static inline bool fib6_requires_src(const struct fib6_info *rt) @@ -247,12 +246,18 @@ static inline bool fib6_requires_src(const struct fib6_info *rt) return rt->fib6_src.plen > 0; } +/* The callers should hold f6i->fib6_table->tb6_lock if a route has ever + * been added to a table before. + */ static inline void fib6_clean_expires(struct fib6_info *f6i) { f6i->fib6_flags &= ~RTF_EXPIRES; f6i->expires = 0; } +/* The callers should hold f6i->fib6_table->tb6_lock if a route has ever + * been added to a table before. + */ static inline void fib6_set_expires(struct fib6_info *f6i, unsigned long expires) { @@ -333,8 +338,10 @@ static inline bool fib6_info_hold_safe(struct fib6_info *f6i) static inline void fib6_info_release(struct fib6_info *f6i) { - if (f6i && refcount_dec_and_test(&f6i->fib6_ref)) + if (f6i && refcount_dec_and_test(&f6i->fib6_ref)) { + DEBUG_NET_WARN_ON_ONCE(!hlist_unhashed(&f6i->gc_link)); call_rcu(&f6i->rcu, fib6_info_destroy_rcu); + } } enum fib6_walk_state { @@ -388,6 +395,7 @@ struct fib6_table { struct inet_peer_base tb6_peers; unsigned int flags; unsigned int fib_seq; + struct hlist_head tb6_gc_hlist; /* GC candidates */ #define RT6_TABLE_HAS_DFLT_ROUTER BIT(0) }; @@ -504,6 +512,38 @@ void fib6_gc_cleanup(void); int fib6_init(void); +/* Add the route to the gc list if it is not already there + * + * The callers should hold f6i->fib6_table->tb6_lock. + */ +static inline void fib6_add_gc_list(struct fib6_info *f6i) +{ + /* If fib6_node is null, the f6i is not in (or removed from) the + * table. + * + * There is a gap between finding the f6i from the table and + * calling this function without the protection of the tb6_lock. + * This check makes sure the f6i is not added to the gc list when + * it is not on the table. + */ + if (!rcu_dereference_protected(f6i->fib6_node, + lockdep_is_held(&f6i->fib6_table->tb6_lock))) + return; + + if (hlist_unhashed(&f6i->gc_link)) + hlist_add_head(&f6i->gc_link, &f6i->fib6_table->tb6_gc_hlist); +} + +/* Remove the route from the gc list if it is on the list. + * + * The callers should hold f6i->fib6_table->tb6_lock. + */ +static inline void fib6_remove_gc_list(struct fib6_info *f6i) +{ + if (!hlist_unhashed(&f6i->gc_link)) + hlist_del_init(&f6i->gc_link); +} + struct ipv6_route_iter { struct seq_net_private p; struct fib6_walker w; diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h index 28b0657902..a18ed24fed 100644 --- a/include/net/ip6_route.h +++ b/include/net/ip6_route.h @@ -170,7 +170,8 @@ struct fib6_info *rt6_get_dflt_router(struct net *net, struct fib6_info *rt6_add_dflt_router(struct net *net, const struct in6_addr *gwaddr, struct net_device *dev, unsigned int pref, - u32 defrtr_usr_metric); + u32 defrtr_usr_metric, + int lifetime); void rt6_purge_dflt_routers(struct net *net); @@ -209,12 +210,11 @@ void rt6_uncached_list_del(struct rt6_info *rt); static inline const struct rt6_info *skb_rt6_info(const struct sk_buff *skb) { const struct dst_entry *dst = skb_dst(skb); - const struct rt6_info *rt6 = NULL; if (dst) - rt6 = container_of(dst, struct rt6_info, dst); + return dst_rt6_info(dst); - return rt6; + return NULL; } /* @@ -226,7 +226,7 @@ static inline void ip6_dst_store(struct sock *sk, struct dst_entry *dst, { struct ipv6_pinfo *np = inet6_sk(sk); - np->dst_cookie = rt6_get_cookie((struct rt6_info *)dst); + np->dst_cookie = rt6_get_cookie(dst_rt6_info(dst)); sk_setup_caps(sk, dst); np->daddr_cache = daddr; #ifdef CONFIG_IPV6_SUBTREES @@ -239,7 +239,7 @@ void ip6_sk_dst_store_flow(struct sock *sk, struct dst_entry *dst, static inline bool ipv6_unicast_destination(const struct sk_buff *skb) { - struct rt6_info *rt = (struct rt6_info *) skb_dst(skb); + const struct rt6_info *rt = dst_rt6_info(skb_dst(skb)); return rt->rt6i_flags & RTF_LOCAL; } @@ -247,7 +247,7 @@ static inline bool ipv6_unicast_destination(const struct sk_buff *skb) static inline bool ipv6_anycast_destination(const struct dst_entry *dst, const struct in6_addr *daddr) { - struct rt6_info *rt = (struct rt6_info *)dst; + const struct rt6_info *rt = dst_rt6_info(dst); return rt->rt6i_flags & RTF_ANYCAST || (rt->rt6i_dst.plen < 127 && @@ -331,7 +331,7 @@ static inline unsigned int ip6_dst_mtu_maybe_forward(const struct dst_entry *dst rcu_read_lock(); idev = __in6_dev_get(dst->dev); if (idev) - mtu = idev->cnf.mtu6; + mtu = READ_ONCE(idev->cnf.mtu6); rcu_read_unlock(); out: diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h index d4667b7797..9b2f69ba5e 100644 --- a/include/net/ip_fib.h +++ b/include/net/ip_fib.h @@ -264,6 +264,7 @@ struct fib_dump_filter { bool filter_set; bool dump_routes; bool dump_exceptions; + bool rtnl_held; unsigned char protocol; unsigned char rt_type; unsigned int flags; diff --git a/include/net/ip_tunnels.h b/include/net/ip_tunnels.h index 6690939f24..cc666da626 100644 --- a/include/net/ip_tunnels.h +++ b/include/net/ip_tunnels.h @@ -284,7 +284,8 @@ int ip_tunnel_init_net(struct net *net, unsigned int ip_tnl_net_id, struct rtnl_link_ops *ops, char *devname); void ip_tunnel_delete_nets(struct list_head *list_net, unsigned int id, - struct rtnl_link_ops *ops); + struct rtnl_link_ops *ops, + struct list_head *dev_to_kill); void ip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev, const struct iphdr *tnl_params, const u8 protocol); @@ -362,9 +363,10 @@ static inline bool pskb_inet_may_pull(struct sk_buff *skb) /* Variant of pskb_inet_may_pull(). */ -static inline bool skb_vlan_inet_prepare(struct sk_buff *skb) +static inline bool skb_vlan_inet_prepare(struct sk_buff *skb, + bool inner_proto_inherit) { - int nhlen = 0, maclen = ETH_HLEN; + int nhlen = 0, maclen = inner_proto_inherit ? 0 : ETH_HLEN; __be16 type = skb->protocol; /* Essentially this is skb_protocol(skb, true) diff --git a/include/net/ipv6.h b/include/net/ipv6.h index cf25ea21d7..88a8e554f7 100644 --- a/include/net/ipv6.h +++ b/include/net/ipv6.h @@ -534,13 +534,15 @@ static inline int ipv6_hopopt_jumbo_remove(struct sk_buff *skb) return 0; } -static inline bool ipv6_accept_ra(struct inet6_dev *idev) +static inline bool ipv6_accept_ra(const struct inet6_dev *idev) { + s32 accept_ra = READ_ONCE(idev->cnf.accept_ra); + /* If forwarding is enabled, RA are not accepted unless the special * hybrid mode (accept_ra=2) is enabled. */ - return idev->cnf.forwarding ? idev->cnf.accept_ra == 2 : - idev->cnf.accept_ra; + return READ_ONCE(idev->cnf.forwarding) ? accept_ra == 2 : + accept_ra; } #define IPV6_FRAG_HIGH_THRESH (4 * 1024*1024) /* 4194304 */ diff --git a/include/net/iucv/iucv.h b/include/net/iucv/iucv.h index 8b2055d64a..5cd7871127 100644 --- a/include/net/iucv/iucv.h +++ b/include/net/iucv/iucv.h @@ -30,6 +30,7 @@ #include <linux/types.h> #include <linux/slab.h> +#include <asm/dma-types.h> #include <asm/debug.h> /* @@ -76,7 +77,7 @@ * and iucv_message_reply if IUCV_IPBUFLST or IUCV_IPANSLST are used. */ struct iucv_array { - u32 address; + dma32_t address; u32 length; } __attribute__ ((aligned (8))); diff --git a/include/net/mac80211.h b/include/net/mac80211.h index df9b578e58..2d7f87bc53 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -7,7 +7,7 @@ * Copyright 2007-2010 Johannes Berg <johannes@sipsolutions.net> * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2015 - 2017 Intel Deutschland GmbH - * Copyright (C) 2018 - 2023 Intel Corporation + * Copyright (C) 2018 - 2024 Intel Corporation */ #ifndef MAC80211_H @@ -214,6 +214,10 @@ struct ieee80211_low_level_stats { * @IEEE80211_CHANCTX_CHANGE_CHANNEL: switched to another operating channel, * this is used only with channel switching with CSA * @IEEE80211_CHANCTX_CHANGE_MIN_WIDTH: The min required channel width changed + * @IEEE80211_CHANCTX_CHANGE_AP: The AP channel definition changed, so (wider + * bandwidth) OFDMA settings need to be changed + * @IEEE80211_CHANCTX_CHANGE_PUNCTURING: The punctured channel(s) bitmap + * was changed. */ enum ieee80211_chanctx_change { IEEE80211_CHANCTX_CHANGE_WIDTH = BIT(0), @@ -221,6 +225,19 @@ enum ieee80211_chanctx_change { IEEE80211_CHANCTX_CHANGE_RADAR = BIT(2), IEEE80211_CHANCTX_CHANGE_CHANNEL = BIT(3), IEEE80211_CHANCTX_CHANGE_MIN_WIDTH = BIT(4), + IEEE80211_CHANCTX_CHANGE_AP = BIT(5), + IEEE80211_CHANCTX_CHANGE_PUNCTURING = BIT(6), +}; + +/** + * struct ieee80211_chan_req - A channel "request" + * @oper: channel definition to use for operation + * @ap: the channel definition of the AP, if any + * (otherwise the chan member is %NULL) + */ +struct ieee80211_chan_req { + struct cfg80211_chan_def oper; + struct cfg80211_chan_def ap; }; /** @@ -231,6 +248,8 @@ enum ieee80211_chanctx_change { * * @def: the channel definition * @min_def: the minimum channel definition currently required. + * @ap: the channel definition the AP actually is operating as, + * for use with (wider bandwidth) OFDMA * @rx_chains_static: The number of RX chains that must always be * active on the channel to receive MIMO transmissions * @rx_chains_dynamic: The number of RX chains that must be enabled @@ -243,6 +262,7 @@ enum ieee80211_chanctx_change { struct ieee80211_chanctx_conf { struct cfg80211_chan_def def; struct cfg80211_chan_def min_def; + struct cfg80211_chan_def ap; u8 rx_chains_static, rx_chains_dynamic; @@ -340,8 +360,8 @@ struct ieee80211_vif_chanctx_switch { * @BSS_CHANGED_FILS_DISCOVERY: FILS discovery status changed. * @BSS_CHANGED_UNSOL_BCAST_PROBE_RESP: Unsolicited broadcast probe response * status changed. - * @BSS_CHANGED_EHT_PUNCTURING: The channel puncturing bitmap changed. * @BSS_CHANGED_MLD_VALID_LINKS: MLD valid links status changed. + * @BSS_CHANGED_MLD_TTLM: TID to link mapping was changed */ enum ieee80211_bss_change { BSS_CHANGED_ASSOC = 1<<0, @@ -376,8 +396,8 @@ enum ieee80211_bss_change { BSS_CHANGED_HE_BSS_COLOR = 1<<29, BSS_CHANGED_FILS_DISCOVERY = 1<<30, BSS_CHANGED_UNSOL_BCAST_PROBE_RESP = 1<<31, - BSS_CHANGED_EHT_PUNCTURING = BIT_ULL(32), BSS_CHANGED_MLD_VALID_LINKS = BIT_ULL(33), + BSS_CHANGED_MLD_TTLM = BIT_ULL(34), /* when adding here, make sure to change ieee80211_reconfig */ }; @@ -537,6 +557,10 @@ struct ieee80211_fils_discovery { * to that BSS) that can change during the lifetime of the BSS. * * @vif: reference to owning VIF + * @bss: the cfg80211 bss descriptor. Valid only for a station, and only + * when associated. Note: This contains information which is not + * necessarily authenticated. For example, information coming from probe + * responses. * @addr: (link) address used locally * @link_id: link ID, or 0 for non-MLO * @htc_trig_based_pkt_ext: default PE in 4us units, if BSS supports HE @@ -581,7 +605,7 @@ struct ieee80211_fils_discovery { * @mcast_rate: per-band multicast rate index + 1 (0: disabled) * @bssid: The BSSID for this BSS * @enable_beacon: whether beaconing should be enabled or not - * @chandef: Channel definition for this BSS -- the hardware might be + * @chanreq: Channel request for this BSS -- the hardware might be * configured a higher bandwidth than this BSS uses, for example. * @mu_group: VHT MU-MIMO group membership data * @ht_operation_mode: HT operation mode like in &struct ieee80211_ht_operation. @@ -642,9 +666,7 @@ struct ieee80211_fils_discovery { * @tx_pwr_env_num: number of @tx_pwr_env. * @pwr_reduction: power constraint of BSS. * @eht_support: does this BSS support EHT - * @eht_puncturing: bitmap to indicate which channels are punctured in this BSS * @csa_active: marks whether a channel switch is going on. - * @csa_punct_bitmap: new puncturing bitmap for channel switch * @mu_mimo_owner: indicates interface owns MU-MIMO capability * @chanctx_conf: The channel context this interface is assigned to, or %NULL * when it is not assigned. This pointer is RCU-protected due to the TX @@ -682,6 +704,7 @@ struct ieee80211_fils_discovery { */ struct ieee80211_bss_conf { struct ieee80211_vif *vif; + struct cfg80211_bss *bss; const u8 *bssid; unsigned int link_id; @@ -714,7 +737,7 @@ struct ieee80211_bss_conf { u32 cqm_rssi_hyst; s32 cqm_rssi_low; s32 cqm_rssi_high; - struct cfg80211_chan_def chandef; + struct ieee80211_chan_req chanreq; struct ieee80211_mu_group_data mu_group; bool qos; bool hidden_ssid; @@ -747,10 +770,8 @@ struct ieee80211_bss_conf { u8 tx_pwr_env_num; u8 pwr_reduction; bool eht_support; - u16 eht_puncturing; bool csa_active; - u16 csa_punct_bitmap; bool mu_mimo_owner; struct ieee80211_chanctx_conf __rcu *chanctx_conf; @@ -1745,8 +1766,9 @@ struct ieee80211_conf { * @chandef: the new channel to switch to * @count: the number of TBTT's until the channel switch event * @delay: maximum delay between the time the AP transmitted the last beacon in - * current channel and the expected time of the first beacon in the new - * channel, expressed in TU. + * current channel and the expected time of the first beacon in the new + * channel, expressed in TU. + * @link_id: the link ID of the link doing the channel switch, 0 for non-MLO */ struct ieee80211_channel_switch { u64 timestamp; @@ -1754,6 +1776,7 @@ struct ieee80211_channel_switch { bool block_tx; struct cfg80211_chan_def chandef; u8 count; + u8 link_id; u32 delay; }; @@ -1775,6 +1798,10 @@ struct ieee80211_channel_switch { * this is not pure P2P vif. * @IEEE80211_VIF_EML_ACTIVE: The driver indicates that EML operation is * enabled for the interface. + * @IEEE80211_VIF_IGNORE_OFDMA_WIDER_BW: Ignore wider bandwidth OFDMA + * operation on this interface and request a channel context without + * the AP definition. Use this e.g. because the device is able to + * handle OFDMA (downlink and trigger for uplink) on a per-AP basis. */ enum ieee80211_vif_flags { IEEE80211_VIF_BEACON_FILTER = BIT(0), @@ -1782,6 +1809,7 @@ enum ieee80211_vif_flags { IEEE80211_VIF_SUPPORTS_UAPSD = BIT(2), IEEE80211_VIF_GET_NOA_UPDATE = BIT(3), IEEE80211_VIF_EML_ACTIVE = BIT(4), + IEEE80211_VIF_IGNORE_OFDMA_WIDER_BW = BIT(5), }; @@ -1811,9 +1839,11 @@ enum ieee80211_offload_flags { * @ps: power-save mode (STA only). This flag is NOT affected by * offchannel/dynamic_ps operations. * @aid: association ID number, valid only when @assoc is true - * @eml_cap: EML capabilities as described in P802.11be_D2.2 Figure 9-1002k. + * @eml_cap: EML capabilities as described in P802.11be_D4.1 Figure 9-1001j. * @eml_med_sync_delay: Medium Synchronization delay as described in - * P802.11be_D2.2 Figure 9-1002j. + * P802.11be_D4.1 Figure 9-1001i. + * @mld_capa_op: MLD Capabilities and Operations per P802.11be_D4.1 + * Figure 9-1001k * @arp_addr_list: List of IPv4 addresses for hardware ARP filtering. The * may filter ARP queries targeted for other addresses than listed here. * The driver must allow ARP queries targeted for all address listed here @@ -1838,6 +1868,7 @@ struct ieee80211_vif_cfg { u16 aid; u16 eml_cap; u16 eml_med_sync_delay; + u16 mld_capa_op; __be32 arp_addr_list[IEEE80211_BSS_ARP_ADDR_LIST_LEN]; int arp_addr_cnt; @@ -1848,6 +1879,35 @@ struct ieee80211_vif_cfg { u8 ap_addr[ETH_ALEN] __aligned(2); }; +#define IEEE80211_TTLM_NUM_TIDS 8 + +/** + * struct ieee80211_neg_ttlm - negotiated TID to link map info + * + * @downlink: bitmap of active links per TID for downlink, or 0 if mapping for + * this TID is not included. + * @uplink: bitmap of active links per TID for uplink, or 0 if mapping for this + * TID is not included. + * @valid: info is valid or not. + */ +struct ieee80211_neg_ttlm { + u16 downlink[IEEE80211_TTLM_NUM_TIDS]; + u16 uplink[IEEE80211_TTLM_NUM_TIDS]; + bool valid; +}; + +/** + * enum ieee80211_neg_ttlm_res - return value for negotiated TTLM handling + * @NEG_TTLM_RES_ACCEPT: accept the request + * @NEG_TTLM_RES_REJECT: reject the request + * @NEG_TTLM_RES_SUGGEST_PREFERRED: reject and suggest a new mapping + */ +enum ieee80211_neg_ttlm_res { + NEG_TTLM_RES_ACCEPT, + NEG_TTLM_RES_REJECT, + NEG_TTLM_RES_SUGGEST_PREFERRED +}; + /** * struct ieee80211_vif - per-interface data * @@ -1866,6 +1926,11 @@ struct ieee80211_vif_cfg { * API calls meant for that purpose. * @dormant_links: bitmap of valid but disabled links, or 0 for non-MLO. * Must be a subset of valid_links. + * @suspended_links: subset of dormant_links representing links that are + * suspended. + * 0 for non-MLO. + * @neg_ttlm: negotiated TID to link mapping info. + * see &struct ieee80211_neg_ttlm. * @addr: address of this interface * @p2p: indicates whether this AP or STA interface is a p2p * interface, i.e. a GO or p2p-sta respectively @@ -1903,7 +1968,8 @@ struct ieee80211_vif { struct ieee80211_vif_cfg cfg; struct ieee80211_bss_conf bss_conf; struct ieee80211_bss_conf __rcu *link_conf[IEEE80211_MLD_MAX_NUM_LINKS]; - u16 valid_links, active_links, dormant_links; + u16 valid_links, active_links, dormant_links, suspended_links; + struct ieee80211_neg_ttlm neg_ttlm; u8 addr[ETH_ALEN] __aligned(2); bool p2p; @@ -1950,6 +2016,21 @@ static inline bool ieee80211_vif_is_mld(const struct ieee80211_vif *vif) return vif->valid_links != 0; } +/** + * ieee80211_vif_link_active - check if a given link is active + * @vif: the vif + * @link_id: the link ID to check + * Return: %true if the vif is an MLD and the link is active, or if + * the vif is not an MLD and the link ID is 0; %false otherwise. + */ +static inline bool ieee80211_vif_link_active(const struct ieee80211_vif *vif, + unsigned int link_id) +{ + if (!ieee80211_vif_is_mld(vif)) + return link_id == 0; + return vif->active_links & BIT(link_id); +} + #define for_each_vif_active_link(vif, link, link_id) \ for (link_id = 0; link_id < ARRAY_SIZE((vif)->link_conf); link_id++) \ if ((!(vif)->active_links || \ @@ -2044,6 +2125,8 @@ static inline bool lockdep_vif_wiphy_mutex_held(struct ieee80211_vif *vif) * @IEEE80211_KEY_FLAG_GENERATE_MMIE: This flag should be set by the driver * for a AES_CMAC key to indicate that it requires sequence number * generation only + * @IEEE80211_KEY_FLAG_SPP_AMSDU: SPP A-MSDUs can be used with this key + * (set by mac80211 from the sta->spp_amsdu flag) */ enum ieee80211_key_flags { IEEE80211_KEY_FLAG_GENERATE_IV_MGMT = BIT(0), @@ -2057,6 +2140,7 @@ enum ieee80211_key_flags { IEEE80211_KEY_FLAG_PUT_MIC_SPACE = BIT(8), IEEE80211_KEY_FLAG_NO_AUTO_TX = BIT(9), IEEE80211_KEY_FLAG_GENERATE_MMIE = BIT(10), + IEEE80211_KEY_FLAG_SPP_AMSDU = BIT(11), }; /** @@ -2355,6 +2439,7 @@ struct ieee80211_link_sta { * would be assigned to link[link_id] where link_id is the id assigned * by the AP. * @valid_links: bitmap of valid links, or 0 for non-MLO + * @spp_amsdu: indicates whether the STA uses SPP A-MSDU or not. */ struct ieee80211_sta { u8 addr[ETH_ALEN]; @@ -2368,6 +2453,7 @@ struct ieee80211_sta { bool tdls_initiator; bool mfp; bool mlo; + bool spp_amsdu; u8 max_amsdu_subframes; struct ieee80211_sta_aggregates *cur; @@ -2695,6 +2781,11 @@ struct ieee80211_txq { * @IEEE80211_HW_DISALLOW_PUNCTURING: HW requires disabling puncturing in EHT * and connecting with a lower bandwidth instead * + * @IEEE80211_HW_HANDLES_QUIET_CSA: HW/driver handles quieting for CSA, so + * no need to stop queues. This really should be set by a driver that + * implements MLO, so operation can continue on other links when one + * link is switching. + * * @NUM_IEEE80211_HW_FLAGS: number of hardware flags, used for sizing arrays */ enum ieee80211_hw_flags { @@ -2753,6 +2844,7 @@ enum ieee80211_hw_flags { IEEE80211_HW_DETECTS_COLOR_COLLISION, IEEE80211_HW_MLO_MCAST_MULTI_LINK_TX, IEEE80211_HW_DISALLOW_PUNCTURING, + IEEE80211_HW_HANDLES_QUIET_CSA, /* keep last, obviously */ NUM_IEEE80211_HW_FLAGS @@ -4185,7 +4277,7 @@ struct ieee80211_prep_tx_info { * after a channel switch procedure is completed, allowing the * driver to go back to a normal configuration. * @abort_channel_switch: This is an optional callback that is called - * when channel switch procedure was completed, allowing the + * when channel switch procedure was aborted, allowing the * driver to go back to a normal configuration. * @channel_switch_rx_beacon: This is an optional callback that is called * when channel switch procedure is in progress and additional beacon with @@ -4296,6 +4388,10 @@ struct ieee80211_prep_tx_info { * flow offloading for flows originating from the vif. * Note that the driver must not assume that the vif driver_data is valid * at this point, since the callback can be called during netdev teardown. + * @can_neg_ttlm: for managed interface, requests the driver to determine + * if the requested TID-To-Link mapping can be accepted or not. + * If it's not accepted the driver may suggest a preferred mapping and + * modify @ttlm parameter with the suggested TID-to-Link mapping. */ struct ieee80211_ops { void (*tx)(struct ieee80211_hw *hw, @@ -4577,7 +4673,8 @@ struct ieee80211_ops { struct ieee80211_vif *vif, struct ieee80211_bss_conf *link_conf); void (*abort_channel_switch)(struct ieee80211_hw *hw, - struct ieee80211_vif *vif); + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf); void (*channel_switch_rx_beacon)(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_channel_switch *ch_switch); @@ -4676,6 +4773,9 @@ struct ieee80211_ops { struct net_device *dev, enum tc_setup_type type, void *type_data); + enum ieee80211_neg_ttlm_res + (*can_neg_ttlm)(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_neg_ttlm *ttlm); }; /** @@ -5458,6 +5558,7 @@ static inline struct sk_buff *ieee80211_beacon_get(struct ieee80211_hw *hw, /** * ieee80211_beacon_update_cntdwn - request mac80211 to decrement the beacon countdown * @vif: &struct ieee80211_vif pointer from the add_interface callback. + * @link_id: valid link_id during MLO or 0 for non-MLO * * The beacon counter should be updated after each beacon transmission. * This function is called implicitly when @@ -5467,7 +5568,8 @@ static inline struct sk_buff *ieee80211_beacon_get(struct ieee80211_hw *hw, * * Return: new countdown value */ -u8 ieee80211_beacon_update_cntdwn(struct ieee80211_vif *vif); +u8 ieee80211_beacon_update_cntdwn(struct ieee80211_vif *vif, + unsigned int link_id); /** * ieee80211_beacon_set_cntdwn - request mac80211 to set beacon countdown @@ -5485,20 +5587,23 @@ void ieee80211_beacon_set_cntdwn(struct ieee80211_vif *vif, u8 counter); /** * ieee80211_csa_finish - notify mac80211 about channel switch * @vif: &struct ieee80211_vif pointer from the add_interface callback. + * @link_id: valid link_id during MLO or 0 for non-MLO * * After a channel switch announcement was scheduled and the counter in this * announcement hits 1, this function must be called by the driver to * notify mac80211 that the channel can be changed. */ -void ieee80211_csa_finish(struct ieee80211_vif *vif); +void ieee80211_csa_finish(struct ieee80211_vif *vif, unsigned int link_id); /** * ieee80211_beacon_cntdwn_is_complete - find out if countdown reached 1 * @vif: &struct ieee80211_vif pointer from the add_interface callback. + * @link_id: valid link_id during MLO or 0 for non-MLO * * This function returns whether the countdown reached zero. */ -bool ieee80211_beacon_cntdwn_is_complete(struct ieee80211_vif *vif); +bool ieee80211_beacon_cntdwn_is_complete(struct ieee80211_vif *vif, + unsigned int link_id); /** * ieee80211_color_change_finish - notify mac80211 about color change @@ -5834,6 +5939,7 @@ void ieee80211_remove_key(struct ieee80211_key_conf *keyconf); * ieee80211_gtk_rekey_add - add a GTK key from rekeying during WoWLAN * @vif: the virtual interface to add the key on * @keyconf: new key data + * @link_id: the link id of the key or -1 for non-MLO * * When GTK rekeying was done while the system was suspended, (a) new * key(s) will be available. These will be needed by mac80211 for proper @@ -5861,7 +5967,8 @@ void ieee80211_remove_key(struct ieee80211_key_conf *keyconf); */ struct ieee80211_key_conf * ieee80211_gtk_rekey_add(struct ieee80211_vif *vif, - struct ieee80211_key_conf *keyconf); + struct ieee80211_key_conf *keyconf, + int link_id); /** * ieee80211_gtk_rekey_notify - notify userspace supplicant of rekeying @@ -7419,11 +7526,10 @@ ieee80211_get_unsol_bcast_probe_resp_tmpl(struct ieee80211_hw *hw, * @vif: &struct ieee80211_vif pointer from the add_interface callback. * @color_bitmap: a 64 bit bitmap representing the colors that the local BSS is * aware of. - * @gfp: allocation flags */ void ieee80211_obss_color_collision_notify(struct ieee80211_vif *vif, - u64 color_bitmap, gfp_t gfp); + u64 color_bitmap); /** * ieee80211_is_tx_data - check if frame is a data frame @@ -7483,4 +7589,17 @@ int ieee80211_set_active_links(struct ieee80211_vif *vif, u16 active_links); void ieee80211_set_active_links_async(struct ieee80211_vif *vif, u16 active_links); +/* for older drivers - let's not document these ... */ +int ieee80211_emulate_add_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx); +void ieee80211_emulate_remove_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx); +void ieee80211_emulate_change_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx, + u32 changed); +int ieee80211_emulate_switch_vif_chanctx(struct ieee80211_hw *hw, + struct ieee80211_vif_chanctx_switch *vifs, + int n_vifs, + enum ieee80211_chanctx_switch_mode mode); + #endif /* MAC80211_H */ diff --git a/include/net/mctp.h b/include/net/mctp.h index 2bff5f47ce..7b17c52e8c 100644 --- a/include/net/mctp.h +++ b/include/net/mctp.h @@ -87,7 +87,7 @@ struct mctp_sock { }; /* Key for matching incoming packets to sockets or reassembly contexts. - * Packets are matched on (src,dest,tag). + * Packets are matched on (peer EID, local EID, tag). * * Lifetime / locking requirements: * @@ -133,6 +133,7 @@ struct mctp_sock { * - through an expiry timeout, on a per-socket timer */ struct mctp_sk_key { + unsigned int net; mctp_eid_t peer_addr; mctp_eid_t local_addr; /* MCTP_ADDR_ANY for local owned tags */ __u8 tag; /* incoming tag match; invert TO for local */ @@ -255,7 +256,8 @@ int mctp_local_output(struct sock *sk, struct mctp_route *rt, void mctp_key_unref(struct mctp_sk_key *key); struct mctp_sk_key *mctp_alloc_local_tag(struct mctp_sock *msk, - mctp_eid_t daddr, mctp_eid_t saddr, + unsigned int netid, + mctp_eid_t local, mctp_eid_t peer, bool manual, u8 *tagp); /* routing <--> device interface */ diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h index 13b3a4e29f..20c34bd7a0 100644 --- a/include/net/net_namespace.h +++ b/include/net/net_namespace.h @@ -67,8 +67,6 @@ struct net { */ spinlock_t rules_mod_lock; - atomic_t dev_unreg_count; - unsigned int dev_base_seq; /* protected by rtnl_mutex */ u32 ifindex; @@ -450,6 +448,9 @@ struct pernet_operations { void (*pre_exit)(struct net *net); void (*exit)(struct net *net); void (*exit_batch)(struct list_head *net_exit_list); + /* Following method is called with RTNL held. */ + void (*exit_batch_rtnl)(struct list_head *net_exit_list, + struct list_head *dev_kill_list); unsigned int *id; size_t size; }; diff --git a/include/net/netdev_queues.h b/include/net/netdev_queues.h index 8b8ed4e13d..1ec4085853 100644 --- a/include/net/netdev_queues.h +++ b/include/net/netdev_queues.h @@ -4,6 +4,62 @@ #include <linux/netdevice.h> +/* See the netdev.yaml spec for definition of each statistic */ +struct netdev_queue_stats_rx { + u64 bytes; + u64 packets; + u64 alloc_fail; +}; + +struct netdev_queue_stats_tx { + u64 bytes; + u64 packets; +}; + +/** + * struct netdev_stat_ops - netdev ops for fine grained stats + * @get_queue_stats_rx: get stats for a given Rx queue + * @get_queue_stats_tx: get stats for a given Tx queue + * @get_base_stats: get base stats (not belonging to any live instance) + * + * Query stats for a given object. The values of the statistics are undefined + * on entry (specifically they are *not* zero-initialized). Drivers should + * assign values only to the statistics they collect. Statistics which are not + * collected must be left undefined. + * + * Queue objects are not necessarily persistent, and only currently active + * queues are queried by the per-queue callbacks. This means that per-queue + * statistics will not generally add up to the total number of events for + * the device. The @get_base_stats callback allows filling in the delta + * between events for currently live queues and overall device history. + * When the statistics for the entire device are queried, first @get_base_stats + * is issued to collect the delta, and then a series of per-queue callbacks. + * Only statistics which are set in @get_base_stats will be reported + * at the device level, meaning that unlike in queue callbacks, setting + * a statistic to zero in @get_base_stats is a legitimate thing to do. + * This is because @get_base_stats has a second function of designating which + * statistics are in fact correct for the entire device (e.g. when history + * for some of the events is not maintained, and reliable "total" cannot + * be provided). + * + * Device drivers can assume that when collecting total device stats, + * the @get_base_stats and subsequent per-queue calls are performed + * "atomically" (without releasing the rtnl_lock). + * + * Device drivers are encouraged to reset the per-queue statistics when + * number of queues change. This is because the primary use case for + * per-queue statistics is currently to detect traffic imbalance. + */ +struct netdev_stat_ops { + void (*get_queue_stats_rx)(struct net_device *dev, int idx, + struct netdev_queue_stats_rx *stats); + void (*get_queue_stats_tx)(struct net_device *dev, int idx, + struct netdev_queue_stats_tx *stats); + void (*get_base_stats)(struct net_device *dev, + struct netdev_queue_stats_rx *rx, + struct netdev_queue_stats_tx *tx); +}; + /** * DOC: Lockless queue stopping / waking helpers. * diff --git a/include/net/netfilter/nf_queue.h b/include/net/netfilter/nf_queue.h index c81021ab07..4aeffddb75 100644 --- a/include/net/netfilter/nf_queue.h +++ b/include/net/netfilter/nf_queue.h @@ -35,7 +35,6 @@ struct nf_queue_handler { void nf_register_queue_handler(const struct nf_queue_handler *qh); void nf_unregister_queue_handler(void); -void nf_reinject(struct nf_queue_entry *entry, unsigned int verdict); bool nf_queue_entry_get_refs(struct nf_queue_entry *entry); void nf_queue_entry_free(struct nf_queue_entry *entry); diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h index 1cf9cb0f0a..3f1ed467f9 100644 --- a/include/net/netfilter/nf_tables.h +++ b/include/net/netfilter/nf_tables.h @@ -1291,6 +1291,12 @@ static inline bool nft_table_has_owner(const struct nft_table *table) return table->flags & NFT_TABLE_F_OWNER; } +static inline bool nft_table_is_orphan(const struct nft_table *table) +{ + return (table->flags & (NFT_TABLE_F_OWNER | NFT_TABLE_F_PERSIST)) == + NFT_TABLE_F_PERSIST; +} + static inline bool nft_base_chain_netdev(int family, u32 hooknum) { return family == NFPROTO_NETDEV || diff --git a/include/net/netfilter/nf_tables_core.h b/include/net/netfilter/nf_tables_core.h index 780a5f6ad4..ff27cb2e16 100644 --- a/include/net/netfilter/nf_tables_core.h +++ b/include/net/netfilter/nf_tables_core.h @@ -93,7 +93,7 @@ extern const struct nft_set_type nft_set_bitmap_type; extern const struct nft_set_type nft_set_pipapo_type; extern const struct nft_set_type nft_set_pipapo_avx2_type; -#ifdef CONFIG_RETPOLINE +#ifdef CONFIG_MITIGATION_RETPOLINE bool nft_rhash_lookup(const struct net *net, const struct nft_set *set, const u32 *key, const struct nft_set_ext **ext); bool nft_rbtree_lookup(const struct net *net, const struct nft_set *set, diff --git a/include/net/netlabel.h b/include/net/netlabel.h index 43ae503376..f3ab0b8a4b 100644 --- a/include/net/netlabel.h +++ b/include/net/netlabel.h @@ -145,15 +145,14 @@ struct netlbl_lsm_cache { * processing. * */ -#define NETLBL_CATMAP_MAPTYPE u64 #define NETLBL_CATMAP_MAPCNT 4 -#define NETLBL_CATMAP_MAPSIZE (sizeof(NETLBL_CATMAP_MAPTYPE) * 8) +#define NETLBL_CATMAP_MAPSIZE (sizeof(u64) * 8) #define NETLBL_CATMAP_SIZE (NETLBL_CATMAP_MAPSIZE * \ NETLBL_CATMAP_MAPCNT) -#define NETLBL_CATMAP_BIT (NETLBL_CATMAP_MAPTYPE)0x01 +#define NETLBL_CATMAP_BIT ((u64)0x01) struct netlbl_lsm_catmap { u32 startbit; - NETLBL_CATMAP_MAPTYPE bitmap[NETLBL_CATMAP_MAPCNT]; + u64 bitmap[NETLBL_CATMAP_MAPCNT]; struct netlbl_lsm_catmap *next; }; diff --git a/include/net/netmem.h b/include/net/netmem.h new file mode 100644 index 0000000000..d8b810245c --- /dev/null +++ b/include/net/netmem.h @@ -0,0 +1,41 @@ +/* SPDX-License-Identifier: GPL-2.0 + * + * Network memory + * + * Author: Mina Almasry <almasrymina@google.com> + */ + +#ifndef _NET_NETMEM_H +#define _NET_NETMEM_H + +/** + * typedef netmem_ref - a nonexistent type marking a reference to generic + * network memory. + * + * A netmem_ref currently is always a reference to a struct page. This + * abstraction is introduced so support for new memory types can be added. + * + * Use the supplied helpers to obtain the underlying memory pointer and fields. + */ +typedef unsigned long __bitwise netmem_ref; + +/* This conversion fails (returns NULL) if the netmem_ref is not struct page + * backed. + * + * Currently struct page is the only possible netmem, and this helper never + * fails. + */ +static inline struct page *netmem_to_page(netmem_ref netmem) +{ + return (__force struct page *)netmem; +} + +/* Converting from page to netmem is always safe, because a page can always be + * a netmem. + */ +static inline netmem_ref page_to_netmem(struct page *page) +{ + return (__force netmem_ref)page; +} + +#endif /* _NET_NETMEM_H */ diff --git a/include/net/netns/netfilter.h b/include/net/netns/netfilter.h index 02bbdc577f..a6a0bf4a24 100644 --- a/include/net/netns/netfilter.h +++ b/include/net/netns/netfilter.h @@ -15,6 +15,9 @@ struct netns_nf { const struct nf_logger __rcu *nf_loggers[NFPROTO_NUMPROTO]; #ifdef CONFIG_SYSCTL struct ctl_table_header *nf_log_dir_header; +#ifdef CONFIG_LWTUNNEL + struct ctl_table_header *nf_lwtnl_dir_header; +#endif #endif struct nf_hook_entries __rcu *hooks_ipv4[NF_INET_NUMHOOKS]; struct nf_hook_entries __rcu *hooks_ipv6[NF_INET_NUMHOOKS]; diff --git a/include/net/nexthop.h b/include/net/nexthop.h index d92046a4a0..7ca315ad50 100644 --- a/include/net/nexthop.h +++ b/include/net/nexthop.h @@ -47,6 +47,8 @@ struct nh_config { bool nh_grp_res_has_idle_timer; bool nh_grp_res_has_unbalanced_timer; + bool nh_hw_stats; + struct nlattr *nh_encap; u16 nh_encap_type; @@ -95,8 +97,14 @@ struct nh_res_table { struct nh_res_bucket nh_buckets[] __counted_by(num_nh_buckets); }; +struct nh_grp_entry_stats { + u64_stats_t packets; + struct u64_stats_sync syncp; +}; + struct nh_grp_entry { struct nexthop *nh; + struct nh_grp_entry_stats __percpu *stats; u8 weight; union { @@ -114,6 +122,7 @@ struct nh_grp_entry { struct list_head nh_list; struct nexthop *nh_parent; /* nexthop of group with this entry */ + u64 packets_hw; }; struct nh_group { @@ -124,6 +133,7 @@ struct nh_group { bool resilient; bool fdb_nh; bool has_v4; + bool hw_stats; struct nh_res_table __rcu *res_table; struct nh_grp_entry nh_entries[] __counted_by(num_nh); @@ -157,6 +167,7 @@ enum nexthop_event_type { NEXTHOP_EVENT_REPLACE, NEXTHOP_EVENT_RES_TABLE_PRE_REPLACE, NEXTHOP_EVENT_BUCKET_REPLACE, + NEXTHOP_EVENT_HW_STATS_REPORT_DELTA, }; enum nh_notifier_info_type { @@ -164,6 +175,7 @@ enum nh_notifier_info_type { NH_NOTIFIER_INFO_TYPE_GRP, NH_NOTIFIER_INFO_TYPE_RES_TABLE, NH_NOTIFIER_INFO_TYPE_RES_BUCKET, + NH_NOTIFIER_INFO_TYPE_GRP_HW_STATS, }; struct nh_notifier_single_info { @@ -173,6 +185,7 @@ struct nh_notifier_single_info { __be32 ipv4; struct in6_addr ipv6; }; + u32 id; u8 is_reject:1, is_fdb:1, has_encap:1; @@ -180,13 +193,13 @@ struct nh_notifier_single_info { struct nh_notifier_grp_entry_info { u8 weight; - u32 id; struct nh_notifier_single_info nh; }; struct nh_notifier_grp_info { u16 num_nh; bool is_fdb; + bool hw_stats; struct nh_notifier_grp_entry_info nh_entries[] __counted_by(num_nh); }; @@ -200,9 +213,21 @@ struct nh_notifier_res_bucket_info { struct nh_notifier_res_table_info { u16 num_nh_buckets; + bool hw_stats; struct nh_notifier_single_info nhs[] __counted_by(num_nh_buckets); }; +struct nh_notifier_grp_hw_stats_entry_info { + u32 id; + u64 packets; +}; + +struct nh_notifier_grp_hw_stats_info { + u16 num_nh; + bool hw_stats_used; + struct nh_notifier_grp_hw_stats_entry_info stats[] __counted_by(num_nh); +}; + struct nh_notifier_info { struct net *net; struct netlink_ext_ack *extack; @@ -213,17 +238,22 @@ struct nh_notifier_info { struct nh_notifier_grp_info *nh_grp; struct nh_notifier_res_table_info *nh_res_table; struct nh_notifier_res_bucket_info *nh_res_bucket; + struct nh_notifier_grp_hw_stats_info *nh_grp_hw_stats; }; }; int register_nexthop_notifier(struct net *net, struct notifier_block *nb, struct netlink_ext_ack *extack); +int __unregister_nexthop_notifier(struct net *net, struct notifier_block *nb); int unregister_nexthop_notifier(struct net *net, struct notifier_block *nb); void nexthop_set_hw_flags(struct net *net, u32 id, bool offload, bool trap); void nexthop_bucket_set_hw_flags(struct net *net, u32 id, u16 bucket_index, bool offload, bool trap); void nexthop_res_grp_activity_update(struct net *net, u32 id, u16 num_buckets, unsigned long *activity); +void nh_grp_hw_stats_report_delta(struct nh_notifier_grp_hw_stats_info *info, + unsigned int nh_idx, + u64 delta_packets); /* caller is holding rcu or rtnl; no reference taken to nexthop */ struct nexthop *nexthop_find_by_id(struct net *net, u32 id); @@ -316,7 +346,7 @@ static inline int nexthop_mpath_fill_node(struct sk_buff *skb, struct nexthop *nh, u8 rt_family) { - struct nh_group *nhg = rtnl_dereference(nh->nh_grp); + struct nh_group *nhg = rcu_dereference_rtnl(nh->nh_grp); int i; for (i = 0; i < nhg->num_nh; i++) { diff --git a/include/net/nfc/nfc.h b/include/net/nfc/nfc.h index 5dee575fbe..3d07abacf0 100644 --- a/include/net/nfc/nfc.h +++ b/include/net/nfc/nfc.h @@ -196,7 +196,7 @@ struct nfc_dev { }; #define to_nfc_dev(_dev) container_of(_dev, struct nfc_dev, dev) -extern struct class nfc_class; +extern const struct class nfc_class; struct nfc_dev *nfc_allocate_device(const struct nfc_ops *ops, u32 supported_protocols, diff --git a/include/net/page_pool/types.h b/include/net/page_pool/types.h index 76481c4653..5e43a08d32 100644 --- a/include/net/page_pool/types.h +++ b/include/net/page_pool/types.h @@ -18,8 +18,9 @@ * Please note DMA-sync-for-CPU is still * device driver responsibility */ -#define PP_FLAG_ALL (PP_FLAG_DMA_MAP |\ - PP_FLAG_DMA_SYNC_DEV) +#define PP_FLAG_SYSTEM_POOL BIT(2) /* Global system page_pool */ +#define PP_FLAG_ALL (PP_FLAG_DMA_MAP | PP_FLAG_DMA_SYNC_DEV | \ + PP_FLAG_SYSTEM_POOL) /* * Fast allocation side cache array/stack @@ -128,6 +129,7 @@ struct page_pool_stats { struct page_pool { struct page_pool_params_fast p; + int cpuid; bool has_init_callback; long frag_users; @@ -203,21 +205,18 @@ struct page *page_pool_alloc_pages(struct page_pool *pool, gfp_t gfp); struct page *page_pool_alloc_frag(struct page_pool *pool, unsigned int *offset, unsigned int size, gfp_t gfp); struct page_pool *page_pool_create(const struct page_pool_params *params); +struct page_pool *page_pool_create_percpu(const struct page_pool_params *params, + int cpuid); struct xdp_mem_info; #ifdef CONFIG_PAGE_POOL -void page_pool_unlink_napi(struct page_pool *pool); void page_pool_destroy(struct page_pool *pool); void page_pool_use_xdp_mem(struct page_pool *pool, void (*disconnect)(void *), struct xdp_mem_info *mem); void page_pool_put_page_bulk(struct page_pool *pool, void **data, int count); #else -static inline void page_pool_unlink_napi(struct page_pool *pool) -{ -} - static inline void page_pool_destroy(struct page_pool *pool) { } diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h index f308e82686..a4ee43f493 100644 --- a/include/net/pkt_cls.h +++ b/include/net/pkt_cls.h @@ -24,6 +24,8 @@ struct tcf_walker { int register_tcf_proto_ops(struct tcf_proto_ops *ops); void unregister_tcf_proto_ops(struct tcf_proto_ops *ops); +#define NET_CLS_ALIAS_PREFIX "net-cls-" +#define MODULE_ALIAS_NET_CLS(kind) MODULE_ALIAS(NET_CLS_ALIAS_PREFIX kind) struct tcf_block_ext_info { enum flow_block_binder_type binder_type; diff --git a/include/net/pkt_sched.h b/include/net/pkt_sched.h index 1e200d9a06..d7b7b6cd4a 100644 --- a/include/net/pkt_sched.h +++ b/include/net/pkt_sched.h @@ -100,6 +100,8 @@ struct Qdisc *fifo_create_dflt(struct Qdisc *sch, struct Qdisc_ops *ops, int register_qdisc(struct Qdisc_ops *qops); void unregister_qdisc(struct Qdisc_ops *qops); +#define NET_SCH_ALIAS_PREFIX "net-sch-" +#define MODULE_ALIAS_NET_SCH(id) MODULE_ALIAS(NET_SCH_ALIAS_PREFIX id) void qdisc_get_default(char *id, size_t len); int qdisc_set_default(const char *id); diff --git a/include/net/protocol.h b/include/net/protocol.h index 6aef8cb11c..b2499f88f8 100644 --- a/include/net/protocol.h +++ b/include/net/protocol.h @@ -46,6 +46,7 @@ struct net_protocol { * socket lookup? */ icmp_strict_tag_validation:1; + u32 secret; }; #if IS_ENABLED(CONFIG_IPV6) @@ -59,6 +60,7 @@ struct inet6_protocol { __be32 info); unsigned int flags; /* INET6_PROTO_xxx */ + u32 secret; }; #define INET6_PROTO_NOPOLICY 0x1 @@ -68,6 +70,7 @@ struct inet6_protocol { struct net_offload { struct offload_callbacks callbacks; unsigned int flags; /* Flags used by IPv6 for now */ + u32 secret; }; /* This should be set for any extension header which is compatible with GSO. */ #define INET6_PROTO_GSO_EXTHDR 0x1 diff --git a/include/net/request_sock.h b/include/net/request_sock.h index 144c39db98..004e651e60 100644 --- a/include/net/request_sock.h +++ b/include/net/request_sock.h @@ -61,7 +61,11 @@ struct request_sock { struct request_sock *dl_next; u16 mss; u8 num_retrans; /* number of retransmits */ - u8 syncookie:1; /* syncookie: encode tcpopts in timestamp */ + u8 syncookie:1; /* True if + * 1) tcpopts needs to be encoded in + * TS of SYN+ACK + * 2) ACK is validated by BPF kfunc. + */ u8 num_timeout:7; /* number of timeouts */ u32 ts_recent; struct timer_list rsk_timer; @@ -83,6 +87,45 @@ static inline struct sock *req_to_sk(struct request_sock *req) return (struct sock *)req; } +/** + * skb_steal_sock - steal a socket from an sk_buff + * @skb: sk_buff to steal the socket from + * @refcounted: is set to true if the socket is reference-counted + * @prefetched: is set to true if the socket was assigned from bpf + */ +static inline struct sock *skb_steal_sock(struct sk_buff *skb, + bool *refcounted, bool *prefetched) +{ + struct sock *sk = skb->sk; + + if (!sk) { + *prefetched = false; + *refcounted = false; + return NULL; + } + + *prefetched = skb_sk_is_prefetched(skb); + if (*prefetched) { +#if IS_ENABLED(CONFIG_SYN_COOKIES) + if (sk->sk_state == TCP_NEW_SYN_RECV && inet_reqsk(sk)->syncookie) { + struct request_sock *req = inet_reqsk(sk); + + *refcounted = false; + sk = req->rsk_listener; + req->rsk_listener = NULL; + return sk; + } +#endif + *refcounted = sk_is_refcounted(sk); + } else { + *refcounted = true; + } + + skb->destructor = NULL; + skb->sk = NULL; + return sk; +} + static inline struct request_sock * reqsk_alloc(const struct request_sock_ops *ops, struct sock *sk_listener, bool attach_listener) @@ -105,6 +148,7 @@ reqsk_alloc(const struct request_sock_ops *ops, struct sock *sk_listener, sk_node_init(&req_to_sk(req)->sk_node); sk_tx_queue_clear(req_to_sk(req)); req->saved_syn = NULL; + req->syncookie = 0; req->timeout = 0; req->num_timeout = 0; req->num_retrans = 0; diff --git a/include/net/route.h b/include/net/route.h index 980ab474ea..af55401aa8 100644 --- a/include/net/route.h +++ b/include/net/route.h @@ -37,9 +37,6 @@ #define RTO_ONLINK 0x01 -#define RT_CONN_FLAGS(sk) (RT_TOS(READ_ONCE(inet_sk(sk)->tos)) | sock_flag(sk, SOCK_LOCALROUTE)) -#define RT_CONN_FLAGS_TOS(sk,tos) (RT_TOS(tos) | sock_flag(sk, SOCK_LOCALROUTE)) - static inline __u8 ip_sock_rt_scope(const struct sock *sk) { if (sock_flag(sk, SOCK_LOCALROUTE)) @@ -80,6 +77,17 @@ struct rtable { rt_pmtu:31; }; +#define dst_rtable(_ptr) container_of_const(_ptr, struct rtable, dst) + +/** + * skb_rtable - Returns the skb &rtable + * @skb: buffer + */ +static inline struct rtable *skb_rtable(const struct sk_buff *skb) +{ + return dst_rtable(skb_dst(skb)); +} + static inline bool rt_is_input_route(const struct rtable *rt) { return rt->rt_is_input != 0; @@ -163,8 +171,8 @@ static inline struct rtable *ip_route_output_ports(struct net *net, struct flowi __u8 proto, __u8 tos, int oif) { flowi4_init_output(fl4, oif, sk ? READ_ONCE(sk->sk_mark) : 0, tos, - RT_SCOPE_UNIVERSE, proto, - sk ? inet_sk_flowi_flags(sk) : 0, + sk ? ip_sock_rt_scope(sk) : RT_SCOPE_UNIVERSE, + proto, sk ? inet_sk_flowi_flags(sk) : 0, daddr, saddr, dport, sport, sock_net_uid(net, sk)); if (sk) security_sk_classify_flow(sk, flowi4_to_flowi_common(fl4)); diff --git a/include/net/rps.h b/include/net/rps.h new file mode 100644 index 0000000000..7660243e90 --- /dev/null +++ b/include/net/rps.h @@ -0,0 +1,125 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +#ifndef _NET_RPS_H +#define _NET_RPS_H + +#include <linux/types.h> +#include <linux/static_key.h> +#include <net/sock.h> +#include <net/hotdata.h> + +#ifdef CONFIG_RPS + +extern struct static_key_false rps_needed; +extern struct static_key_false rfs_needed; + +/* + * This structure holds an RPS map which can be of variable length. The + * map is an array of CPUs. + */ +struct rps_map { + unsigned int len; + struct rcu_head rcu; + u16 cpus[]; +}; +#define RPS_MAP_SIZE(_num) (sizeof(struct rps_map) + ((_num) * sizeof(u16))) + +/* + * The rps_dev_flow structure contains the mapping of a flow to a CPU, the + * tail pointer for that CPU's input queue at the time of last enqueue, and + * a hardware filter index. + */ +struct rps_dev_flow { + u16 cpu; + u16 filter; + unsigned int last_qtail; +}; +#define RPS_NO_FILTER 0xffff + +/* + * The rps_dev_flow_table structure contains a table of flow mappings. + */ +struct rps_dev_flow_table { + unsigned int mask; + struct rcu_head rcu; + struct rps_dev_flow flows[]; +}; +#define RPS_DEV_FLOW_TABLE_SIZE(_num) (sizeof(struct rps_dev_flow_table) + \ + ((_num) * sizeof(struct rps_dev_flow))) + +/* + * The rps_sock_flow_table contains mappings of flows to the last CPU + * on which they were processed by the application (set in recvmsg). + * Each entry is a 32bit value. Upper part is the high-order bits + * of flow hash, lower part is CPU number. + * rps_cpu_mask is used to partition the space, depending on number of + * possible CPUs : rps_cpu_mask = roundup_pow_of_two(nr_cpu_ids) - 1 + * For example, if 64 CPUs are possible, rps_cpu_mask = 0x3f, + * meaning we use 32-6=26 bits for the hash. + */ +struct rps_sock_flow_table { + u32 mask; + + u32 ents[] ____cacheline_aligned_in_smp; +}; +#define RPS_SOCK_FLOW_TABLE_SIZE(_num) (offsetof(struct rps_sock_flow_table, ents[_num])) + +#define RPS_NO_CPU 0xffff + +static inline void rps_record_sock_flow(struct rps_sock_flow_table *table, + u32 hash) +{ + unsigned int index = hash & table->mask; + u32 val = hash & ~net_hotdata.rps_cpu_mask; + + /* We only give a hint, preemption can change CPU under us */ + val |= raw_smp_processor_id(); + + /* The following WRITE_ONCE() is paired with the READ_ONCE() + * here, and another one in get_rps_cpu(). + */ + if (READ_ONCE(table->ents[index]) != val) + WRITE_ONCE(table->ents[index], val); +} + +#endif /* CONFIG_RPS */ + +static inline void sock_rps_record_flow_hash(__u32 hash) +{ +#ifdef CONFIG_RPS + struct rps_sock_flow_table *sock_flow_table; + + if (!hash) + return; + rcu_read_lock(); + sock_flow_table = rcu_dereference(net_hotdata.rps_sock_flow_table); + if (sock_flow_table) + rps_record_sock_flow(sock_flow_table, hash); + rcu_read_unlock(); +#endif +} + +static inline void sock_rps_record_flow(const struct sock *sk) +{ +#ifdef CONFIG_RPS + if (static_branch_unlikely(&rfs_needed)) { + /* Reading sk->sk_rxhash might incur an expensive cache line + * miss. + * + * TCP_ESTABLISHED does cover almost all states where RFS + * might be useful, and is cheaper [1] than testing : + * IPv4: inet_sk(sk)->inet_daddr + * IPv6: ipv6_addr_any(&sk->sk_v6_daddr) + * OR an additional socket flag + * [1] : sk_state and sk_prot are in the same cache line. + */ + if (sk->sk_state == TCP_ESTABLISHED) { + /* This READ_ONCE() is paired with the WRITE_ONCE() + * from sock_rps_save_rxhash() and sock_rps_reset_rxhash(). + */ + sock_rps_record_flow_hash(READ_ONCE(sk->sk_rxhash)); + } + } +#endif +} + +#endif /* _NET_RPS_H */ diff --git a/include/net/rtnetlink.h b/include/net/rtnetlink.h index 6506221c5f..b45d57b596 100644 --- a/include/net/rtnetlink.h +++ b/include/net/rtnetlink.h @@ -12,6 +12,8 @@ typedef int (*rtnl_dumpit_func)(struct sk_buff *, struct netlink_callback *); enum rtnl_link_flags { RTNL_FLAG_DOIT_UNLOCKED = BIT(0), RTNL_FLAG_BULK_DEL_SUPPORTED = BIT(1), + RTNL_FLAG_DUMP_UNLOCKED = BIT(2), + RTNL_FLAG_DUMP_SPLIT_NLM_DONE = BIT(3), /* legacy behavior */ }; enum rtnl_kinds { diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index 41ca14e81d..0014b9ee5e 100644 --- a/include/net/sch_generic.h +++ b/include/net/sch_generic.h @@ -128,6 +128,7 @@ struct Qdisc { struct rcu_head rcu; netdevice_tracker dev_tracker; + struct lock_class_key root_lock_key; /* private data */ long privdata[] ____cacheline_aligned; }; diff --git a/include/net/scm.h b/include/net/scm.h index cf68acec4d..92276a2c55 100644 --- a/include/net/scm.h +++ b/include/net/scm.h @@ -25,6 +25,7 @@ struct scm_creds { struct scm_fp_list { short count; + short count_unix; short max; struct user_struct *user; struct file *fp[SCM_MAX_FD]; diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h index 5a24d6d852..f24a1bbcb3 100644 --- a/include/net/sctp/structs.h +++ b/include/net/sctp/structs.h @@ -242,10 +242,7 @@ struct sctp_sock { int do_auto_asconf; }; -static inline struct sctp_sock *sctp_sk(const struct sock *sk) -{ - return (struct sctp_sock *)sk; -} +#define sctp_sk(ptr) container_of_const(ptr, struct sctp_sock, inet.sk) static inline struct sock *sctp_opt2sk(const struct sctp_sock *sp) { diff --git a/include/net/sock.h b/include/net/sock.h index 54a7967613..944f71a8ab 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -378,14 +378,10 @@ struct sock { #define sk_flags __sk_common.skc_flags #define sk_rxhash __sk_common.skc_rxhash - /* early demux fields */ - struct dst_entry __rcu *sk_rx_dst; - int sk_rx_dst_ifindex; - u32 sk_rx_dst_cookie; + __cacheline_group_begin(sock_write_rx); - socket_lock_t sk_lock; atomic_t sk_drops; - int sk_rcvlowat; + __s32 sk_peek_off; struct sk_buff_head sk_error_queue; struct sk_buff_head sk_receive_queue; /* @@ -402,18 +398,24 @@ struct sock { struct sk_buff *head; struct sk_buff *tail; } sk_backlog; - #define sk_rmem_alloc sk_backlog.rmem_alloc - int sk_forward_alloc; - u32 sk_reserved_mem; + __cacheline_group_end(sock_write_rx); + + __cacheline_group_begin(sock_read_rx); + /* early demux fields */ + struct dst_entry __rcu *sk_rx_dst; + int sk_rx_dst_ifindex; + u32 sk_rx_dst_cookie; + #ifdef CONFIG_NET_RX_BUSY_POLL unsigned int sk_ll_usec; - /* ===== mostly read cache line ===== */ unsigned int sk_napi_id; + u16 sk_busy_poll_budget; + u8 sk_prefer_busy_poll; #endif + u8 sk_userlocks; int sk_rcvbuf; - int sk_disconnects; struct sk_filter __rcu *sk_filter; union { @@ -422,15 +424,33 @@ struct sock { struct socket_wq *sk_wq_raw; /* public: */ }; + + void (*sk_data_ready)(struct sock *sk); + long sk_rcvtimeo; + int sk_rcvlowat; + __cacheline_group_end(sock_read_rx); + + __cacheline_group_begin(sock_read_rxtx); + int sk_err; + struct socket *sk_socket; + struct mem_cgroup *sk_memcg; #ifdef CONFIG_XFRM struct xfrm_policy __rcu *sk_policy[2]; #endif + __cacheline_group_end(sock_read_rxtx); - struct dst_entry __rcu *sk_dst_cache; + __cacheline_group_begin(sock_write_rxtx); + socket_lock_t sk_lock; + u32 sk_reserved_mem; + int sk_forward_alloc; + u32 sk_tsflags; + __cacheline_group_end(sock_write_rxtx); + + __cacheline_group_begin(sock_write_tx); + int sk_write_pending; atomic_t sk_omem_alloc; int sk_sndbuf; - /* ===== cache line for TX ===== */ int sk_wmem_queued; refcount_t sk_wmem_alloc; unsigned long sk_tsq_flags; @@ -439,22 +459,36 @@ struct sock { struct rb_root tcp_rtx_queue; }; struct sk_buff_head sk_write_queue; - __s32 sk_peek_off; - int sk_write_pending; - __u32 sk_dst_pending_confirm; + u32 sk_dst_pending_confirm; u32 sk_pacing_status; /* see enum sk_pacing */ - long sk_sndtimeo; + struct page_frag sk_frag; struct timer_list sk_timer; - __u32 sk_priority; - __u32 sk_mark; + unsigned long sk_pacing_rate; /* bytes per second */ + atomic_t sk_zckey; + atomic_t sk_tskey; + __cacheline_group_end(sock_write_tx); + + __cacheline_group_begin(sock_read_tx); unsigned long sk_max_pacing_rate; - struct page_frag sk_frag; + long sk_sndtimeo; + u32 sk_priority; + u32 sk_mark; + struct dst_entry __rcu *sk_dst_cache; netdev_features_t sk_route_caps; - int sk_gso_type; +#ifdef CONFIG_SOCK_VALIDATE_XMIT + struct sk_buff* (*sk_validate_xmit_skb)(struct sock *sk, + struct net_device *dev, + struct sk_buff *skb); +#endif + u16 sk_gso_type; + u16 sk_gso_max_segs; unsigned int sk_gso_max_size; gfp_t sk_allocation; - __u32 sk_txhash; + u32 sk_txhash; + u8 sk_pacing_shift; + bool sk_use_task_frag; + __cacheline_group_end(sock_read_tx); /* * Because of non atomicity rules, all @@ -463,64 +497,44 @@ struct sock { u8 sk_gso_disabled : 1, sk_kern_sock : 1, sk_no_check_tx : 1, - sk_no_check_rx : 1, - sk_userlocks : 4; - u8 sk_pacing_shift; + sk_no_check_rx : 1; + u8 sk_shutdown; u16 sk_type; u16 sk_protocol; - u16 sk_gso_max_segs; unsigned long sk_lingertime; struct proto *sk_prot_creator; rwlock_t sk_callback_lock; - int sk_err, - sk_err_soft; + int sk_err_soft; u32 sk_ack_backlog; u32 sk_max_ack_backlog; kuid_t sk_uid; - u8 sk_txrehash; -#ifdef CONFIG_NET_RX_BUSY_POLL - u8 sk_prefer_busy_poll; - u16 sk_busy_poll_budget; -#endif spinlock_t sk_peer_lock; int sk_bind_phc; struct pid *sk_peer_pid; const struct cred *sk_peer_cred; - long sk_rcvtimeo; ktime_t sk_stamp; #if BITS_PER_LONG==32 seqlock_t sk_stamp_seq; #endif - atomic_t sk_tskey; - atomic_t sk_zckey; - u32 sk_tsflags; - u8 sk_shutdown; + int sk_disconnects; + u8 sk_txrehash; u8 sk_clockid; u8 sk_txtime_deadline_mode : 1, sk_txtime_report_errors : 1, sk_txtime_unused : 6; - bool sk_use_task_frag; - struct socket *sk_socket; void *sk_user_data; #ifdef CONFIG_SECURITY void *sk_security; #endif struct sock_cgroup_data sk_cgrp_data; - struct mem_cgroup *sk_memcg; void (*sk_state_change)(struct sock *sk); - void (*sk_data_ready)(struct sock *sk); void (*sk_write_space)(struct sock *sk); void (*sk_error_report)(struct sock *sk); int (*sk_backlog_rcv)(struct sock *sk, struct sk_buff *skb); -#ifdef CONFIG_SOCK_VALIDATE_XMIT - struct sk_buff* (*sk_validate_xmit_skb)(struct sock *sk, - struct net_device *dev, - struct sk_buff *skb); -#endif void (*sk_destruct)(struct sock *sk); struct sock_reuseport __rcu *sk_reuseport_cb; #ifdef CONFIG_BPF_SYSCALL @@ -1103,41 +1117,6 @@ static inline void sk_incoming_cpu_update(struct sock *sk) WRITE_ONCE(sk->sk_incoming_cpu, cpu); } -static inline void sock_rps_record_flow_hash(__u32 hash) -{ -#ifdef CONFIG_RPS - struct rps_sock_flow_table *sock_flow_table; - - rcu_read_lock(); - sock_flow_table = rcu_dereference(rps_sock_flow_table); - rps_record_sock_flow(sock_flow_table, hash); - rcu_read_unlock(); -#endif -} - -static inline void sock_rps_record_flow(const struct sock *sk) -{ -#ifdef CONFIG_RPS - if (static_branch_unlikely(&rfs_needed)) { - /* Reading sk->sk_rxhash might incur an expensive cache line - * miss. - * - * TCP_ESTABLISHED does cover almost all states where RFS - * might be useful, and is cheaper [1] than testing : - * IPv4: inet_sk(sk)->inet_daddr - * IPv6: ipv6_addr_any(&sk->sk_v6_daddr) - * OR an additional socket flag - * [1] : sk_state and sk_prot are in the same cache line. - */ - if (sk->sk_state == TCP_ESTABLISHED) { - /* This READ_ONCE() is paired with the WRITE_ONCE() - * from sock_rps_save_rxhash() and sock_rps_reset_rxhash(). - */ - sock_rps_record_flow_hash(READ_ONCE(sk->sk_rxhash)); - } - } -#endif -} static inline void sock_rps_save_rxhash(struct sock *sk, const struct sk_buff *skb) @@ -2155,17 +2134,10 @@ sk_dst_get(const struct sock *sk) static inline void __dst_negative_advice(struct sock *sk) { - struct dst_entry *ndst, *dst = __sk_dst_get(sk); + struct dst_entry *dst = __sk_dst_get(sk); - if (dst && dst->ops->negative_advice) { - ndst = dst->ops->negative_advice(dst); - - if (ndst != dst) { - rcu_assign_pointer(sk->sk_dst_cache, ndst); - sk_tx_queue_clear(sk); - WRITE_ONCE(sk->sk_dst_pending_confirm, 0); - } - } + if (dst && dst->ops->negative_advice) + dst->ops->negative_advice(sk, dst); } static inline void dst_negative_advice(struct sock *sk) @@ -2840,31 +2812,6 @@ sk_is_refcounted(struct sock *sk) return !sk_fullsock(sk) || !sock_flag(sk, SOCK_RCU_FREE); } -/** - * skb_steal_sock - steal a socket from an sk_buff - * @skb: sk_buff to steal the socket from - * @refcounted: is set to true if the socket is reference-counted - * @prefetched: is set to true if the socket was assigned from bpf - */ -static inline struct sock * -skb_steal_sock(struct sk_buff *skb, bool *refcounted, bool *prefetched) -{ - if (skb->sk) { - struct sock *sk = skb->sk; - - *refcounted = true; - *prefetched = skb_sk_is_prefetched(skb); - if (*prefetched) - *refcounted = sk_is_refcounted(sk); - skb->destructor = NULL; - skb->sk = NULL; - return sk; - } - *prefetched = false; - *refcounted = false; - return NULL; -} - /* Checks if this SKB belongs to an HW offloaded socket * and whether any SW fallbacks are required based on dev. * Check decrypted mark in case skb_orphan() cleared socket. diff --git a/include/net/tc_wrapper.h b/include/net/tc_wrapper.h index a608546bce..ffe58a0253 100644 --- a/include/net/tc_wrapper.h +++ b/include/net/tc_wrapper.h @@ -4,7 +4,7 @@ #include <net/pkt_cls.h> -#if IS_ENABLED(CONFIG_RETPOLINE) +#if IS_ENABLED(CONFIG_MITIGATION_RETPOLINE) #include <linux/cpufeature.h> #include <linux/static_key.h> diff --git a/include/net/tcp.h b/include/net/tcp.h index ab62e53f18..2bcf30381d 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -348,7 +348,7 @@ void tcp_wfree(struct sk_buff *skb); void tcp_write_timer_handler(struct sock *sk); void tcp_delack_timer_handler(struct sock *sk); int tcp_ioctl(struct sock *sk, int cmd, int *karg); -int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb); +enum skb_drop_reason tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb); void tcp_rcv_established(struct sock *sk, struct sk_buff *skb); void tcp_rcv_space_adjust(struct sock *sk); int tcp_twsk_unique(struct sock *sk, struct sock *sktw, void *twp); @@ -396,8 +396,8 @@ enum tcp_tw_status tcp_timewait_state_process(struct inet_timewait_sock *tw, struct sock *tcp_check_req(struct sock *sk, struct sk_buff *skb, struct request_sock *req, bool fastopen, bool *lost_race); -int tcp_child_process(struct sock *parent, struct sock *child, - struct sk_buff *skb); +enum skb_drop_reason tcp_child_process(struct sock *parent, struct sock *child, + struct sk_buff *skb); void tcp_enter_loss(struct sock *sk); void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int newly_lost, int flag); void tcp_clear_retrans(struct tcp_sock *tp); @@ -498,6 +498,22 @@ struct request_sock *cookie_tcp_reqsk_alloc(const struct request_sock_ops *ops, struct tcp_options_received *tcp_opt, int mss, u32 tsoff); +#if IS_ENABLED(CONFIG_BPF) +struct bpf_tcp_req_attrs { + u32 rcv_tsval; + u32 rcv_tsecr; + u16 mss; + u8 rcv_wscale; + u8 snd_wscale; + u8 ecn_ok; + u8 wscale_ok; + u8 sack_ok; + u8 tstamp_ok; + u8 usec_ts_ok; + u8 reserved[3]; +}; +#endif + #ifdef CONFIG_SYN_COOKIES /* Syncookies use a monotonic timer which increments every 60 seconds. @@ -577,6 +593,15 @@ static inline u32 tcp_cookie_time(void) return val; } +/* Convert one nsec 64bit timestamp to ts (ms or usec resolution) */ +static inline u64 tcp_ns_to_ts(bool usec_ts, u64 val) +{ + if (usec_ts) + return div_u64(val, NSEC_PER_USEC); + + return div_u64(val, NSEC_PER_MSEC); +} + u32 __cookie_v4_init_sequence(const struct iphdr *iph, const struct tcphdr *th, u16 *mssp); __u32 cookie_v4_init_sequence(const struct sk_buff *skb, __u16 *mss); @@ -590,6 +615,26 @@ static inline bool cookie_ecn_ok(const struct net *net, const struct dst_entry * dst_feature(dst, RTAX_FEATURE_ECN); } +#if IS_ENABLED(CONFIG_BPF) +static inline bool cookie_bpf_ok(struct sk_buff *skb) +{ + return skb->sk; +} + +struct request_sock *cookie_bpf_check(struct sock *sk, struct sk_buff *skb); +#else +static inline bool cookie_bpf_ok(struct sk_buff *skb) +{ + return false; +} + +static inline struct request_sock *cookie_bpf_check(struct net *net, struct sock *sk, + struct sk_buff *skb) +{ + return NULL; +} +#endif + /* From net/ipv6/syncookies.c */ int __cookie_v6_check(const struct ipv6hdr *iph, const struct tcphdr *th); struct sock *cookie_v6_check(struct sock *sk, struct sk_buff *skb); diff --git a/include/net/tcp_ao.h b/include/net/tcp_ao.h index 471e177362..5d8e9ed2c0 100644 --- a/include/net/tcp_ao.h +++ b/include/net/tcp_ao.h @@ -86,7 +86,8 @@ static inline int tcp_ao_sizeof_key(const struct tcp_ao_key *key) struct tcp_ao_info { /* List of tcp_ao_key's */ struct hlist_head head; - /* current_key and rnext_key aren't maintained on listen sockets. + /* current_key and rnext_key are maintained on sockets + * in TCP_AO_ESTABLISHED states. * Their purpose is to cache keys on established connections, * saving needless lookups. Never dereference any of them from * listen sockets. @@ -201,9 +202,9 @@ struct tcp6_ao_context { }; struct tcp_sigpool; +/* Established states are fast-path and there always is current_key/rnext_key */ #define TCP_AO_ESTABLISHED (TCPF_ESTABLISHED | TCPF_FIN_WAIT1 | TCPF_FIN_WAIT2 | \ - TCPF_CLOSE | TCPF_CLOSE_WAIT | \ - TCPF_LAST_ACK | TCPF_CLOSING) + TCPF_CLOSE_WAIT | TCPF_LAST_ACK | TCPF_CLOSING) int tcp_ao_transmit_skb(struct sock *sk, struct sk_buff *skb, struct tcp_ao_key *key, struct tcphdr *th, diff --git a/include/net/xfrm.h b/include/net/xfrm.h index 5d0f8f40b8..cb4841a9ff 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -51,8 +51,10 @@ #ifdef CONFIG_XFRM_STATISTICS #define XFRM_INC_STATS(net, field) SNMP_INC_STATS((net)->mib.xfrm_statistics, field) +#define XFRM_ADD_STATS(net, field, val) SNMP_ADD_STATS((net)->mib.xfrm_statistics, field, val) #else #define XFRM_INC_STATS(net, field) ((void)(net)) +#define XFRM_ADD_STATS(net, field, val) ((void)(net)) #endif @@ -1580,22 +1582,20 @@ struct xfrm_state *xfrm_stateonly_find(struct net *net, u32 mark, u32 if_id, struct xfrm_state *xfrm_state_lookup_byspi(struct net *net, __be32 spi, unsigned short family); int xfrm_state_check_expire(struct xfrm_state *x); +void xfrm_state_update_stats(struct net *net); #ifdef CONFIG_XFRM_OFFLOAD -static inline void xfrm_dev_state_update_curlft(struct xfrm_state *x) +static inline void xfrm_dev_state_update_stats(struct xfrm_state *x) { struct xfrm_dev_offload *xdo = &x->xso; struct net_device *dev = xdo->dev; - if (x->xso.type != XFRM_DEV_OFFLOAD_PACKET) - return; - if (dev && dev->xfrmdev_ops && - dev->xfrmdev_ops->xdo_dev_state_update_curlft) - dev->xfrmdev_ops->xdo_dev_state_update_curlft(x); + dev->xfrmdev_ops->xdo_dev_state_update_stats) + dev->xfrmdev_ops->xdo_dev_state_update_stats(x); } #else -static inline void xfrm_dev_state_update_curlft(struct xfrm_state *x) {} +static inline void xfrm_dev_state_update_stats(struct xfrm_state *x) {} #endif void xfrm_state_insert(struct xfrm_state *x); int xfrm_state_add(struct xfrm_state *x); diff --git a/include/ras/ras_event.h b/include/ras/ras_event.h index cbd3ddd7c3..c011ea236e 100644 --- a/include/ras/ras_event.h +++ b/include/ras/ras_event.h @@ -300,7 +300,7 @@ TRACE_EVENT(aer_event, const u32 status, const u8 severity, const u8 tlp_header_valid, - struct aer_header_log_regs *tlp), + struct pcie_tlp_log *tlp), TP_ARGS(dev_name, status, severity, tlp_header_valid, tlp), @@ -318,10 +318,10 @@ TRACE_EVENT(aer_event, __entry->severity = severity; __entry->tlp_header_valid = tlp_header_valid; if (tlp_header_valid) { - __entry->tlp_header[0] = tlp->dw0; - __entry->tlp_header[1] = tlp->dw1; - __entry->tlp_header[2] = tlp->dw2; - __entry->tlp_header[3] = tlp->dw3; + __entry->tlp_header[0] = tlp->dw[0]; + __entry->tlp_header[1] = tlp->dw[1]; + __entry->tlp_header[2] = tlp->dw[2]; + __entry->tlp_header[3] = tlp->dw[3]; } ), diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index b7b6b58dd3..477bf9dd5e 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -1910,8 +1910,6 @@ struct ib_flow_eth_filter { u8 src_mac[6]; __be16 ether_type; __be16 vlan_tag; - /* Must be last */ - u8 real_sz[]; }; struct ib_flow_spec_eth { @@ -1924,8 +1922,6 @@ struct ib_flow_spec_eth { struct ib_flow_ib_filter { __be16 dlid; __u8 sl; - /* Must be last */ - u8 real_sz[]; }; struct ib_flow_spec_ib { @@ -1949,8 +1945,6 @@ struct ib_flow_ipv4_filter { u8 tos; u8 ttl; u8 flags; - /* Must be last */ - u8 real_sz[]; }; struct ib_flow_spec_ipv4 { @@ -1967,9 +1961,7 @@ struct ib_flow_ipv6_filter { u8 next_hdr; u8 traffic_class; u8 hop_limit; - /* Must be last */ - u8 real_sz[]; -}; +} __packed; struct ib_flow_spec_ipv6 { u32 type; @@ -1981,8 +1973,6 @@ struct ib_flow_spec_ipv6 { struct ib_flow_tcp_udp_filter { __be16 dst_port; __be16 src_port; - /* Must be last */ - u8 real_sz[]; }; struct ib_flow_spec_tcp_udp { @@ -1994,7 +1984,6 @@ struct ib_flow_spec_tcp_udp { struct ib_flow_tunnel_filter { __be32 tunnel_id; - u8 real_sz[]; }; /* ib_flow_spec_tunnel describes the Vxlan tunnel @@ -2010,8 +1999,6 @@ struct ib_flow_spec_tunnel { struct ib_flow_esp_filter { __be32 spi; __be32 seq; - /* Must be last */ - u8 real_sz[]; }; struct ib_flow_spec_esp { @@ -2025,8 +2012,6 @@ struct ib_flow_gre_filter { __be16 c_ks_res0_ver; __be16 protocol; __be32 key; - /* Must be last */ - u8 real_sz[]; }; struct ib_flow_spec_gre { @@ -2038,8 +2023,6 @@ struct ib_flow_spec_gre { struct ib_flow_mpls_filter { __be32 tag; - /* Must be last */ - u8 real_sz[]; }; struct ib_flow_spec_mpls { diff --git a/include/rdma/uverbs_ioctl.h b/include/rdma/uverbs_ioctl.h index 06287de69c..e6c0de227f 100644 --- a/include/rdma/uverbs_ioctl.h +++ b/include/rdma/uverbs_ioctl.h @@ -629,12 +629,14 @@ struct uverbs_attr { }; struct uverbs_attr_bundle { - struct ib_udata driver_udata; - struct ib_udata ucore; - struct ib_uverbs_file *ufile; - struct ib_ucontext *context; - struct ib_uobject *uobject; - DECLARE_BITMAP(attr_present, UVERBS_API_ATTR_BKEY_LEN); + struct_group_tagged(uverbs_attr_bundle_hdr, hdr, + struct ib_udata driver_udata; + struct ib_udata ucore; + struct ib_uverbs_file *ufile; + struct ib_ucontext *context; + struct ib_uobject *uobject; + DECLARE_BITMAP(attr_present, UVERBS_API_ATTR_BKEY_LEN); + ); struct uverbs_attr attrs[]; }; diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h index c38f4fe5e6..9c540f5468 100644 --- a/include/scsi/scsi_device.h +++ b/include/scsi/scsi_device.h @@ -149,6 +149,7 @@ struct scsi_device { struct scsi_vpd __rcu *vpd_pgb0; struct scsi_vpd __rcu *vpd_pgb1; struct scsi_vpd __rcu *vpd_pgb2; + struct scsi_vpd __rcu *vpd_pgb7; struct scsi_target *sdev_target; @@ -486,6 +487,52 @@ extern int scsi_is_sdev_device(const struct device *); extern int scsi_is_target_device(const struct device *); extern void scsi_sanitize_inquiry_string(unsigned char *s, int len); +/* + * scsi_execute_cmd users can set scsi_failure.result to have + * scsi_check_passthrough fail/retry a command. scsi_failure.result can be a + * specific host byte or message code, or SCMD_FAILURE_RESULT_ANY can be used + * to match any host or message code. + */ +#define SCMD_FAILURE_RESULT_ANY 0x7fffffff +/* + * Set scsi_failure.result to SCMD_FAILURE_STAT_ANY to fail/retry any failure + * scsi_status_is_good returns false for. + */ +#define SCMD_FAILURE_STAT_ANY 0xff +/* + * The following can be set to the scsi_failure sense, asc and ascq fields to + * match on any sense, ASC, or ASCQ value. + */ +#define SCMD_FAILURE_SENSE_ANY 0xff +#define SCMD_FAILURE_ASC_ANY 0xff +#define SCMD_FAILURE_ASCQ_ANY 0xff +/* Always retry a matching failure. */ +#define SCMD_FAILURE_NO_LIMIT -1 + +struct scsi_failure { + int result; + u8 sense; + u8 asc; + u8 ascq; + /* + * Number of times scsi_execute_cmd will retry the failure. It does + * not count for the total_allowed. + */ + s8 allowed; + /* Number of times the failure has been retried. */ + s8 retries; +}; + +struct scsi_failures { + /* + * If a scsi_failure does not have a retry limit setup this limit will + * be used. + */ + int total_allowed; + int total_retries; + struct scsi_failure *failure_definitions; +}; + /* Optional arguments to scsi_execute_cmd */ struct scsi_exec_args { unsigned char *sense; /* sense buffer */ @@ -494,12 +541,14 @@ struct scsi_exec_args { blk_mq_req_flags_t req_flags; /* BLK_MQ_REQ flags */ int scmd_flags; /* SCMD flags */ int *resid; /* residual length */ + struct scsi_failures *failures; /* failures to retry */ }; int scsi_execute_cmd(struct scsi_device *sdev, const unsigned char *cmd, blk_opf_t opf, void *buffer, unsigned int bufflen, int timeout, int retries, const struct scsi_exec_args *args); +void scsi_failures_reset_retries(struct scsi_failures *failures); extern void sdev_disable_disk_events(struct scsi_device *sdev); extern void sdev_enable_disk_events(struct scsi_device *sdev); diff --git a/include/scsi/scsi_devinfo.h b/include/scsi/scsi_devinfo.h index 6b548dc2c4..1d79a3b536 100644 --- a/include/scsi/scsi_devinfo.h +++ b/include/scsi/scsi_devinfo.h @@ -69,8 +69,10 @@ #define BLIST_RETRY_ITF ((__force blist_flags_t)(1ULL << 32)) /* Always retry ABORTED_COMMAND with ASC 0xc1 */ #define BLIST_RETRY_ASC_C1 ((__force blist_flags_t)(1ULL << 33)) +/* Do not query the IO Advice Hints Grouping mode page */ +#define BLIST_SKIP_IO_HINTS ((__force blist_flags_t)(1ULL << 34)) -#define __BLIST_LAST_USED BLIST_RETRY_ASC_C1 +#define __BLIST_LAST_USED BLIST_SKIP_IO_HINTS #define __BLIST_HIGH_UNUSED (~(__BLIST_LAST_USED | \ (__force blist_flags_t) \ diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h index 510f594b06..129001f600 100644 --- a/include/scsi/scsi_host.h +++ b/include/scsi/scsi_host.h @@ -497,9 +497,6 @@ struct scsi_host_template { * scsi_netlink.h */ u64 vendor_id; - - /* Delay for runtime autosuspend */ - int rpm_autosuspend_delay; }; /* @@ -713,6 +710,9 @@ struct Scsi_Host { */ struct device *dma_dev; + /* Delay for runtime autosuspend */ + int rpm_autosuspend_delay; + /* * We should ensure that this is aligned, both for better performance * and also because some compilers (m68k) don't automatically force diff --git a/include/scsi/scsi_proto.h b/include/scsi/scsi_proto.h index 07d65c1f59..843106e110 100644 --- a/include/scsi/scsi_proto.h +++ b/include/scsi/scsi_proto.h @@ -10,6 +10,7 @@ #ifndef _SCSI_PROTO_H_ #define _SCSI_PROTO_H_ +#include <linux/build_bug.h> #include <linux/types.h> /* @@ -126,6 +127,7 @@ #define SAI_READ_CAPACITY_16 0x10 #define SAI_GET_LBA_STATUS 0x12 #define SAI_REPORT_REFERRALS 0x13 +#define SAI_GET_STREAM_STATUS 0x16 /* values for maintenance in */ #define MI_REPORT_IDENTIFYING_INFORMATION 0x05 #define MI_REPORT_TARGET_PGS 0x0a @@ -275,6 +277,82 @@ struct scsi_lun { __u8 scsi_lun[8]; }; +/* SBC-5 IO advice hints group descriptor */ +struct scsi_io_group_descriptor { +#if defined(__BIG_ENDIAN) + u8 io_advice_hints_mode: 2; + u8 reserved1: 3; + u8 st_enble: 1; + u8 cs_enble: 1; + u8 ic_enable: 1; +#elif defined(__LITTLE_ENDIAN) + u8 ic_enable: 1; + u8 cs_enble: 1; + u8 st_enble: 1; + u8 reserved1: 3; + u8 io_advice_hints_mode: 2; +#else +#error +#endif + u8 reserved2[3]; + /* Logical block markup descriptor */ +#if defined(__BIG_ENDIAN) + u8 acdlu: 1; + u8 reserved3: 1; + u8 rlbsr: 2; + u8 lbm_descriptor_type: 4; +#elif defined(__LITTLE_ENDIAN) + u8 lbm_descriptor_type: 4; + u8 rlbsr: 2; + u8 reserved3: 1; + u8 acdlu: 1; +#else +#error +#endif + u8 params[2]; + u8 reserved4; + u8 reserved5[8]; +}; + +static_assert(sizeof(struct scsi_io_group_descriptor) == 16); + +/* SCSI stream status descriptor */ +struct scsi_stream_status { +#if defined(__BIG_ENDIAN) + u8 perm: 1; + u8 reserved1: 7; +#elif defined(__LITTLE_ENDIAN) + u8 reserved1: 7; + u8 perm: 1; +#else +#error +#endif + u8 reserved2; + __be16 stream_identifier; +#if defined(__BIG_ENDIAN) + u8 reserved3: 2; + u8 rel_lifetime: 6; +#elif defined(__LITTLE_ENDIAN) + u8 rel_lifetime: 6; + u8 reserved3: 2; +#else +#error +#endif + u8 reserved4[3]; +}; + +static_assert(sizeof(struct scsi_stream_status) == 8); + +/* GET STREAM STATUS parameter data */ +struct scsi_stream_status_header { + __be32 len; /* length in bytes of stream_status[] array. */ + u16 reserved; + __be16 number_of_open_streams; + DECLARE_FLEX_ARRAY(struct scsi_stream_status, stream_status); +}; + +static_assert(sizeof(struct scsi_stream_status_header) == 8); + /* SPC asymmetric access states */ #define SCSI_ACCESS_STATE_OPTIMAL 0x00 #define SCSI_ACCESS_STATE_ACTIVE 0x01 diff --git a/include/scsi/scsi_transport_sas.h b/include/scsi/scsi_transport_sas.h index 0e75b9277c..e3b6ce3cbf 100644 --- a/include/scsi/scsi_transport_sas.h +++ b/include/scsi/scsi_transport_sas.h @@ -200,6 +200,8 @@ unsigned int sas_is_tlr_enabled(struct scsi_device *); void sas_disable_tlr(struct scsi_device *); void sas_enable_tlr(struct scsi_device *); +bool sas_ata_ncq_prio_supported(struct scsi_device *sdev); + extern struct sas_rphy *sas_end_device_alloc(struct sas_port *); extern struct sas_rphy *sas_expander_alloc(struct sas_port *, enum sas_device_type); void sas_rphy_free(struct sas_rphy *); diff --git a/include/soc/qcom/cmd-db.h b/include/soc/qcom/cmd-db.h index c8bb56e685..47a6cab75e 100644 --- a/include/soc/qcom/cmd-db.h +++ b/include/soc/qcom/cmd-db.h @@ -1,5 +1,8 @@ /* SPDX-License-Identifier: GPL-2.0 */ -/* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved. */ +/* + * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved. + * Copyright (c) 2024, Qualcomm Innovation Center, Inc. All rights reserved. + */ #ifndef __QCOM_COMMAND_DB_H__ #define __QCOM_COMMAND_DB_H__ @@ -21,6 +24,8 @@ u32 cmd_db_read_addr(const char *resource_id); const void *cmd_db_read_aux_data(const char *resource_id, size_t *len); +bool cmd_db_match_resource_addr(u32 addr1, u32 addr2); + enum cmd_db_hw_type cmd_db_read_slave_id(const char *resource_id); int cmd_db_ready(void); @@ -31,6 +36,9 @@ static inline u32 cmd_db_read_addr(const char *resource_id) static inline const void *cmd_db_read_aux_data(const char *resource_id, size_t *len) { return ERR_PTR(-ENODEV); } +static inline bool cmd_db_match_resource_addr(u32 addr1, u32 addr2) +{ return false; } + static inline enum cmd_db_hw_type cmd_db_read_slave_id(const char *resource_id) { return -ENODEV; } diff --git a/include/soc/qcom/spm.h b/include/soc/qcom/spm.h index 4951f9d8b0..5b263c6858 100644 --- a/include/soc/qcom/spm.h +++ b/include/soc/qcom/spm.h @@ -7,11 +7,6 @@ #ifndef __SPM_H__ #define __SPM_H__ -#include <linux/cpuidle.h> - -#define MAX_PMIC_DATA 2 -#define MAX_SEQ_DATA 64 - enum pm_sleep_mode { PM_SLEEP_MODE_STBY, PM_SLEEP_MODE_RET, @@ -20,23 +15,7 @@ enum pm_sleep_mode { PM_SLEEP_MODE_NR, }; -struct spm_reg_data { - const u16 *reg_offset; - u32 spm_cfg; - u32 spm_dly; - u32 pmic_dly; - u32 pmic_data[MAX_PMIC_DATA]; - u32 avs_ctl; - u32 avs_limit; - u8 seq[MAX_SEQ_DATA]; - u8 start_index[PM_SLEEP_MODE_NR]; -}; - -struct spm_driver_data { - void __iomem *reg_base; - const struct spm_reg_data *reg_data; -}; - +struct spm_driver_data; void spm_set_low_power_mode(struct spm_driver_data *drv, enum pm_sleep_mode mode); diff --git a/include/soc/tegra/fuse.h b/include/soc/tegra/fuse.h index 3a513be502..8f421b9f75 100644 --- a/include/soc/tegra/fuse.h +++ b/include/soc/tegra/fuse.h @@ -17,6 +17,7 @@ #define TEGRA186 0x18 #define TEGRA194 0x19 #define TEGRA234 0x23 +#define TEGRA241 0x24 #define TEGRA264 0x26 #define TEGRA_FUSE_SKU_CALIB_0 0xf0 diff --git a/include/soc/tegra/mc.h b/include/soc/tegra/mc.h index af1d73a7f0..6ee4c59db6 100644 --- a/include/soc/tegra/mc.h +++ b/include/soc/tegra/mc.h @@ -146,13 +146,14 @@ struct tegra_mc_icc_ops { int (*set)(struct icc_node *src, struct icc_node *dst); int (*aggregate)(struct icc_node *node, u32 tag, u32 avg_bw, u32 peak_bw, u32 *agg_avg, u32 *agg_peak); - struct icc_node* (*xlate)(struct of_phandle_args *spec, void *data); - struct icc_node_data *(*xlate_extended)(struct of_phandle_args *spec, + struct icc_node* (*xlate)(const struct of_phandle_args *spec, void *data); + struct icc_node_data *(*xlate_extended)(const struct of_phandle_args *spec, void *data); int (*get_bw)(struct icc_node *node, u32 *avg, u32 *peak); }; -struct icc_node *tegra_mc_icc_xlate(struct of_phandle_args *spec, void *data); +struct icc_node *tegra_mc_icc_xlate(const struct of_phandle_args *spec, + void *data); extern const struct tegra_mc_icc_ops tegra_mc_icc_ops; struct tegra_mc_ops { diff --git a/include/soc/tegra/pmc.h b/include/soc/tegra/pmc.h index aadb845d28..c545875d0f 100644 --- a/include/soc/tegra/pmc.h +++ b/include/soc/tegra/pmc.h @@ -148,10 +148,6 @@ enum tegra_io_pad { TEGRA_IO_PAD_AO_HV, }; -/* deprecated, use TEGRA_IO_PAD_{HDMI,LVDS} instead */ -#define TEGRA_IO_RAIL_HDMI TEGRA_IO_PAD_HDMI -#define TEGRA_IO_RAIL_LVDS TEGRA_IO_PAD_LVDS - #ifdef CONFIG_SOC_TEGRA_PMC int tegra_powergate_power_on(unsigned int id); int tegra_powergate_power_off(unsigned int id); @@ -164,10 +160,6 @@ int tegra_powergate_sequence_power_up(unsigned int id, struct clk *clk, int tegra_io_pad_power_enable(enum tegra_io_pad id); int tegra_io_pad_power_disable(enum tegra_io_pad id); -/* deprecated, use tegra_io_pad_power_{enable,disable}() instead */ -int tegra_io_rail_power_on(unsigned int id); -int tegra_io_rail_power_off(unsigned int id); - void tegra_pmc_set_suspend_mode(enum tegra_suspend_mode mode); void tegra_pmc_enter_suspend_mode(enum tegra_suspend_mode mode); @@ -211,16 +203,6 @@ static inline int tegra_io_pad_get_voltage(enum tegra_io_pad id) return -ENOSYS; } -static inline int tegra_io_rail_power_on(unsigned int id) -{ - return -ENOSYS; -} - -static inline int tegra_io_rail_power_off(unsigned int id) -{ - return -ENOSYS; -} - static inline void tegra_pmc_set_suspend_mode(enum tegra_suspend_mode mode) { } diff --git a/include/sound/ak4531_codec.h b/include/sound/ak4531_codec.h index 9a4429970d..64402347d7 100644 --- a/include/sound/ak4531_codec.h +++ b/include/sound/ak4531_codec.h @@ -65,6 +65,9 @@ int snd_ak4531_mixer(struct snd_card *card, struct snd_ak4531 *_ak4531, #ifdef CONFIG_PM void snd_ak4531_suspend(struct snd_ak4531 *ak4531); void snd_ak4531_resume(struct snd_ak4531 *ak4531); +#else +static inline void snd_ak4531_suspend(struct snd_ak4531 *ak4531) {} +static inline void snd_ak4531_resume(struct snd_ak4531 *ak4531) {} #endif #endif /* __SOUND_AK4531_CODEC_H */ diff --git a/include/sound/cs-amp-lib.h b/include/sound/cs-amp-lib.h new file mode 100644 index 0000000000..f481148735 --- /dev/null +++ b/include/sound/cs-amp-lib.h @@ -0,0 +1,66 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2024 Cirrus Logic, Inc. and + * Cirrus Logic International Semiconductor Ltd. + */ + +#ifndef CS_AMP_LIB_H +#define CS_AMP_LIB_H + +#include <linux/efi.h> +#include <linux/types.h> + +struct cs_dsp; + +struct cirrus_amp_cal_data { + u32 calTarget[2]; + u32 calTime[2]; + s8 calAmbient; + u8 calStatus; + u16 calR; +} __packed; + +struct cirrus_amp_efi_data { + u32 size; + u32 count; + struct cirrus_amp_cal_data data[]; +} __packed; + +/** + * struct cirrus_amp_cal_controls - definition of firmware calibration controls + * @alg_id: ID of algorithm containing the controls. + * @mem_region: DSP memory region containing the controls. + * @ambient: Name of control for calAmbient value. + * @calr: Name of control for calR value. + * @status: Name of control for calStatus value. + * @checksum: Name of control for checksum value. + */ +struct cirrus_amp_cal_controls { + unsigned int alg_id; + int mem_region; + const char *ambient; + const char *calr; + const char *status; + const char *checksum; +}; + +int cs_amp_write_cal_coeffs(struct cs_dsp *dsp, + const struct cirrus_amp_cal_controls *controls, + const struct cirrus_amp_cal_data *data); +int cs_amp_get_efi_calibration_data(struct device *dev, u64 target_uid, int amp_index, + struct cirrus_amp_cal_data *out_data); + +struct cs_amp_test_hooks { + efi_status_t (*get_efi_variable)(efi_char16_t *name, + efi_guid_t *guid, + unsigned long *size, + void *buf); + + int (*write_cal_coeff)(struct cs_dsp *dsp, + const struct cirrus_amp_cal_controls *controls, + const char *ctl_name, u32 val); +}; + +extern const struct cs_amp_test_hooks * const cs_amp_test_hooks; + +#endif /* CS_AMP_LIB_H */ diff --git a/include/sound/cs35l56.h b/include/sound/cs35l56.h index b24716ab27..1a3c6f66f6 100644 --- a/include/sound/cs35l56.h +++ b/include/sound/cs35l56.h @@ -12,6 +12,7 @@ #include <linux/firmware/cirrus/cs_dsp.h> #include <linux/regulator/consumer.h> #include <linux/regmap.h> +#include <sound/cs-amp-lib.h> #define CS35L56_DEVID 0x0000000 #define CS35L56_REVID 0x0000004 @@ -23,6 +24,9 @@ #define CS35L56_BLOCK_ENABLES2 0x000201C #define CS35L56_REFCLK_INPUT 0x0002C04 #define CS35L56_GLOBAL_SAMPLE_RATE 0x0002C0C +#define CS35L56_OTP_MEM_53 0x00300D4 +#define CS35L56_OTP_MEM_54 0x00300D8 +#define CS35L56_OTP_MEM_55 0x00300DC #define CS35L56_ASP1_ENABLES1 0x0004800 #define CS35L56_ASP1_CONTROL1 0x0004804 #define CS35L56_ASP1_CONTROL2 0x0004808 @@ -257,11 +261,16 @@ struct cs35l56_base { struct regmap *regmap; int irq; struct mutex irq_lock; + u8 type; u8 rev; bool init_done; bool fw_patched; bool secured; bool can_hibernate; + bool fw_owns_asp1; + bool cal_data_valid; + s8 cal_index; + struct cirrus_amp_cal_data cal_data; struct gpio_desc *reset_gpio; }; @@ -269,10 +278,13 @@ extern struct regmap_config cs35l56_regmap_i2c; extern struct regmap_config cs35l56_regmap_spi; extern struct regmap_config cs35l56_regmap_sdw; +extern const struct cirrus_amp_cal_controls cs35l56_calibration_controls; + extern const char * const cs35l56_tx_input_texts[CS35L56_NUM_INPUT_SRC]; extern const unsigned int cs35l56_tx_input_values[CS35L56_NUM_INPUT_SRC]; int cs35l56_set_patch(struct cs35l56_base *cs35l56_base); +int cs35l56_init_asp1_regs_for_driver_control(struct cs35l56_base *cs35l56_base); int cs35l56_force_sync_asp1_registers_from_cache(struct cs35l56_base *cs35l56_base); int cs35l56_mbox_send(struct cs35l56_base *cs35l56_base, unsigned int command); int cs35l56_firmware_shutdown(struct cs35l56_base *cs35l56_base); @@ -286,6 +298,7 @@ int cs35l56_is_fw_reload_needed(struct cs35l56_base *cs35l56_base); int cs35l56_runtime_suspend_common(struct cs35l56_base *cs35l56_base); int cs35l56_runtime_resume_common(struct cs35l56_base *cs35l56_base, bool is_soundwire); void cs35l56_init_cs_dsp(struct cs35l56_base *cs35l56_base, struct cs_dsp *cs_dsp); +int cs35l56_get_calibration(struct cs35l56_base *cs35l56_base); int cs35l56_read_prot_status(struct cs35l56_base *cs35l56_base, bool *fw_missing, unsigned int *fw_version); int cs35l56_hw_init(struct cs35l56_base *cs35l56_base); diff --git a/include/sound/cs42l42.h b/include/sound/cs42l42.h index 3994e933db..1bd8eee54f 100644 --- a/include/sound/cs42l42.h +++ b/include/sound/cs42l42.h @@ -809,8 +809,7 @@ #define CS42L42_PLL_LOCK_TIMEOUT_US 1250 #define CS42L42_HP_ADC_EN_TIME_US 20000 #define CS42L42_PDN_DONE_POLL_US 1000 -#define CS42L42_PDN_DONE_TIMEOUT_US 200000 -#define CS42L42_PDN_DONE_TIME_MS 100 -#define CS42L42_FILT_DISCHARGE_TIME_MS 46 +#define CS42L42_PDN_DONE_TIMEOUT_US 235000 +#define CS42L42_PDN_DONE_TIME_MS 65 #endif /* __CS42L42_H */ diff --git a/include/sound/emu10k1.h b/include/sound/emu10k1.h index 9cc10fab01..234b5baea6 100644 --- a/include/sound/emu10k1.h +++ b/include/sound/emu10k1.h @@ -1685,6 +1685,7 @@ struct snd_emu1010 { unsigned int optical_in; /* 0:SPDIF, 1:ADAT */ unsigned int optical_out; /* 0:SPDIF, 1:ADAT */ struct work_struct work; + struct mutex lock; }; struct snd_emu10k1 { @@ -1833,6 +1834,9 @@ unsigned int snd_emu10k1_ptr20_read(struct snd_emu10k1 * emu, unsigned int reg, void snd_emu10k1_ptr20_write(struct snd_emu10k1 *emu, unsigned int reg, unsigned int chn, unsigned int data); int snd_emu10k1_spi_write(struct snd_emu10k1 * emu, unsigned int data); int snd_emu10k1_i2c_write(struct snd_emu10k1 *emu, u32 reg, u32 value); +static inline void snd_emu1010_fpga_lock(struct snd_emu10k1 *emu) { mutex_lock(&emu->emu1010.lock); }; +static inline void snd_emu1010_fpga_unlock(struct snd_emu10k1 *emu) { mutex_unlock(&emu->emu1010.lock); }; +void snd_emu1010_fpga_write_lock(struct snd_emu10k1 *emu, u32 reg, u32 value); void snd_emu1010_fpga_write(struct snd_emu10k1 *emu, u32 reg, u32 value); void snd_emu1010_fpga_read(struct snd_emu10k1 *emu, u32 reg, u32 *value); void snd_emu1010_fpga_link_dst_src_write(struct snd_emu10k1 *emu, u32 dst, u32 src); diff --git a/include/sound/emux_synth.h b/include/sound/emux_synth.h index 1cc530434b..3f7f365ed2 100644 --- a/include/sound/emux_synth.h +++ b/include/sound/emux_synth.h @@ -103,7 +103,7 @@ struct snd_emux { int ports[SNDRV_EMUX_MAX_PORTS]; /* The ports for this device */ struct snd_emux_port *portptrs[SNDRV_EMUX_MAX_PORTS]; int used; /* use counter */ - char *name; /* name of the device (internal) */ + const char *name; /* name of the device (internal) */ struct snd_rawmidi **vmidi; struct timer_list tlist; /* for pending note-offs */ int timer_active; diff --git a/include/sound/hda-mlink.h b/include/sound/hda-mlink.h index 228114aca4..d849d9b24f 100644 --- a/include/sound/hda-mlink.h +++ b/include/sound/hda-mlink.h @@ -181,4 +181,4 @@ hdac_bus_eml_enable_offload(struct hdac_bus *bus, bool alt, int elid, bool enabl { return 0; } -#endif /* CONFIG_SND_SOC_SOF_HDA */ +#endif /* CONFIG_SND_SOC_SOF_HDA_MLINK */ diff --git a/include/sound/hda_register.h b/include/sound/hda_register.h index 55958711d6..5ff31e6d41 100644 --- a/include/sound/hda_register.h +++ b/include/sound/hda_register.h @@ -131,6 +131,8 @@ enum { SDI0, SDI1, SDI2, SDI3, SDO0, SDO1, SDO2, SDO3 }; #define AZX_REG_VS_SDXEFIFOS_XBASE 0x1094 #define AZX_REG_VS_SDXEFIFOS_XINTERVAL 0x20 +#define AZX_REG_VS_LTRP_GB_MASK GENMASK(6, 0) + /* PCI space */ #define AZX_PCIREG_TCSEL 0x44 diff --git a/include/sound/hdmi-codec.h b/include/sound/hdmi-codec.h index 9b162ac1e0..5e1a9eafd1 100644 --- a/include/sound/hdmi-codec.h +++ b/include/sound/hdmi-codec.h @@ -12,7 +12,6 @@ #include <linux/of_graph.h> #include <linux/hdmi.h> -#include <drm/drm_edid.h> #include <sound/asoundef.h> #include <sound/soc.h> #include <uapi/sound/asound.h> diff --git a/include/sound/intel-nhlt.h b/include/sound/intel-nhlt.h index 53470d6a28..24dbe16684 100644 --- a/include/sound/intel-nhlt.h +++ b/include/sound/intel-nhlt.h @@ -143,6 +143,9 @@ intel_nhlt_get_endpoint_blob(struct device *dev, struct nhlt_acpi_table *nhlt, u32 bus_id, u8 link_type, u8 vbps, u8 bps, u8 num_ch, u32 rate, u8 dir, u8 dev_type); +int intel_nhlt_ssp_device_type(struct device *dev, struct nhlt_acpi_table *nhlt, + u8 virtual_bus_id); + #else static inline struct nhlt_acpi_table *intel_nhlt_init(struct device *dev) @@ -184,6 +187,13 @@ intel_nhlt_get_endpoint_blob(struct device *dev, struct nhlt_acpi_table *nhlt, return NULL; } +static inline int intel_nhlt_ssp_device_type(struct device *dev, + struct nhlt_acpi_table *nhlt, + u8 virtual_bus_id) +{ + return -EINVAL; +} + #endif #endif diff --git a/include/sound/pcm.h b/include/sound/pcm.h index cc175c623d..210096f124 100644 --- a/include/sound/pcm.h +++ b/include/sound/pcm.h @@ -659,6 +659,18 @@ void snd_pcm_stream_unlock_irqrestore(struct snd_pcm_substream *substream, flags = _snd_pcm_stream_lock_irqsave_nested(substream); \ } while (0) +/* definitions for guard(); use like guard(pcm_stream_lock) */ +DEFINE_LOCK_GUARD_1(pcm_stream_lock, struct snd_pcm_substream, + snd_pcm_stream_lock(_T->lock), + snd_pcm_stream_unlock(_T->lock)) +DEFINE_LOCK_GUARD_1(pcm_stream_lock_irq, struct snd_pcm_substream, + snd_pcm_stream_lock_irq(_T->lock), + snd_pcm_stream_unlock_irq(_T->lock)) +DEFINE_LOCK_GUARD_1(pcm_stream_lock_irqsave, struct snd_pcm_substream, + snd_pcm_stream_lock_irqsave(_T->lock, _T->flags), + snd_pcm_stream_unlock_irqrestore(_T->lock, _T->flags), + unsigned long flags) + /** * snd_pcm_group_for_each_entry - iterate over the linked substreams * @s: the iterator diff --git a/include/sound/sb.h b/include/sound/sb.h index f540339fb0..24970f36c3 100644 --- a/include/sound/sb.h +++ b/include/sound/sb.h @@ -290,6 +290,9 @@ int snd_sbmixer_new(struct snd_sb *chip); #ifdef CONFIG_PM void snd_sbmixer_suspend(struct snd_sb *chip); void snd_sbmixer_resume(struct snd_sb *chip); +#else +static inline void snd_sbmixer_suspend(struct snd_sb *chip) {} +static inline void snd_sbmixer_resume(struct snd_sb *chip) {} #endif /* sb8_init.c */ diff --git a/include/sound/soc.h b/include/sound/soc.h index 6defc5547f..39613b406b 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -1401,8 +1401,8 @@ void snd_soc_remove_pcm_runtime(struct snd_soc_card *card, void snd_soc_dlc_use_cpu_as_platform(struct snd_soc_dai_link_component *platforms, struct snd_soc_dai_link_component *cpus); struct of_phandle_args *snd_soc_copy_dai_args(struct device *dev, - struct of_phandle_args *args); -struct snd_soc_dai *snd_soc_get_dai_via_args(struct of_phandle_args *dai_args); + const struct of_phandle_args *args); +struct snd_soc_dai *snd_soc_get_dai_via_args(const struct of_phandle_args *dai_args); struct snd_soc_dai *snd_soc_register_dai(struct snd_soc_component *component, struct snd_soc_dai_driver *dai_drv, bool legacy_dai_naming); diff --git a/include/sound/sof/dai-amd.h b/include/sound/sof/dai-amd.h index 9df7ac824e..59cd014392 100644 --- a/include/sound/sof/dai-amd.h +++ b/include/sound/sof/dai-amd.h @@ -26,4 +26,11 @@ struct sof_ipc_dai_acpdmic_params { uint32_t pdm_ch; } __packed; +/* ACP_SDW Configuration Request - SOF_IPC_DAI_AMD_SDW_CONFIG */ +struct sof_ipc_dai_acp_sdw_params { + struct sof_ipc_hdr hdr; + u32 rate; + u32 channels; +} __packed; + #endif diff --git a/include/sound/sof/dai.h b/include/sound/sof/dai.h index 4773a5f616..0764a80c17 100644 --- a/include/sound/sof/dai.h +++ b/include/sound/sof/dai.h @@ -89,6 +89,7 @@ enum sof_ipc_dai_type { SOF_DAI_AMD_SP_VIRTUAL, /**< AMD ACP SP VIRTUAL */ SOF_DAI_AMD_HS_VIRTUAL, /**< AMD ACP HS VIRTUAL */ SOF_DAI_IMX_MICFIL, /** < i.MX MICFIL PDM */ + SOF_DAI_AMD_SDW, /**< AMD ACP SDW */ }; /* general purpose DAI configuration */ @@ -119,6 +120,7 @@ struct sof_ipc_dai_config { struct sof_ipc_dai_acp_params acphs; struct sof_ipc_dai_mtk_afe_params afe; struct sof_ipc_dai_micfil_params micfil; + struct sof_ipc_dai_acp_sdw_params acp_sdw; }; } __packed; diff --git a/include/sound/tas2781-dsp.h b/include/sound/tas2781-dsp.h index ea9af2726a..7fba7ea26a 100644 --- a/include/sound/tas2781-dsp.h +++ b/include/sound/tas2781-dsp.h @@ -2,7 +2,7 @@ // // ALSA SoC Texas Instruments TAS2781 Audio Smart Amplifier // -// Copyright (C) 2022 - 2023 Texas Instruments Incorporated +// Copyright (C) 2022 - 2024 Texas Instruments Incorporated // https://www.ti.com // // The TAS2781 driver implements a flexible and configurable @@ -13,8 +13,8 @@ // Author: Kevin Lu <kevin-lu@ti.com> // -#ifndef __TASDEVICE_DSP_H__ -#define __TASDEVICE_DSP_H__ +#ifndef __TAS2781_DSP_H__ +#define __TAS2781_DSP_H__ #define MAIN_ALL_DEVICES 0x0d #define MAIN_DEVICE_A 0x01 @@ -180,7 +180,6 @@ void tasdevice_calbin_remove(void *context); int tasdevice_select_tuningprm_cfg(void *context, int prm, int cfg_no, int rca_conf_no); int tasdevice_prmg_load(void *context, int prm_no); -int tasdevice_prmg_calibdata_load(void *context, int prm_no); void tasdevice_tuning_switch(void *context, int state); int tas2781_load_calibration(void *context, char *file_name, unsigned short i); diff --git a/include/sound/tas2781-tlv.h b/include/sound/tas2781-tlv.h index 4038dd4211..1dc59005d2 100644 --- a/include/sound/tas2781-tlv.h +++ b/include/sound/tas2781-tlv.h @@ -15,7 +15,7 @@ #ifndef __TAS2781_TLV_H__ #define __TAS2781_TLV_H__ -static const DECLARE_TLV_DB_SCALE(dvc_tlv, -10000, 100, 0); +static const __maybe_unused DECLARE_TLV_DB_SCALE(dvc_tlv, -10000, 100, 0); static const DECLARE_TLV_DB_SCALE(amp_vol_tlv, 1100, 50, 0); #endif diff --git a/include/sound/tas2781.h b/include/sound/tas2781.h index 9aff384941..99ca3e401f 100644 --- a/include/sound/tas2781.h +++ b/include/sound/tas2781.h @@ -103,7 +103,6 @@ struct tasdevice_priv { struct tm tm; enum device_catlog_id catlog_id; - const char *acpi_subsystem_id; unsigned char cal_binaryname[TASDEVICE_MAX_CHANNELS][64]; unsigned char crc8_lkp_tbl[CRC8_TABLE_SIZE]; unsigned char coef_binaryname[64]; diff --git a/include/trace/events/afs.h b/include/trace/events/afs.h index 08f2c93d6b..450c44c83a 100644 --- a/include/trace/events/afs.h +++ b/include/trace/events/afs.h @@ -1189,8 +1189,8 @@ TRACE_EVENT(afs_flock_op, __entry->from = fl->fl_start; __entry->len = fl->fl_end - fl->fl_start + 1; __entry->op = op; - __entry->type = fl->fl_type; - __entry->flags = fl->fl_flags; + __entry->type = fl->c.flc_type; + __entry->flags = fl->c.flc_flags; __entry->debug_id = fl->fl_u.afs.debug_id; ), diff --git a/include/trace/events/asoc.h b/include/trace/events/asoc.h index 97a434d021..517015ef36 100644 --- a/include/trace/events/asoc.h +++ b/include/trace/events/asoc.h @@ -19,71 +19,76 @@ struct snd_soc_card; struct snd_soc_dapm_widget; struct snd_soc_dapm_path; -DECLARE_EVENT_CLASS(snd_soc_card, +DECLARE_EVENT_CLASS(snd_soc_dapm, - TP_PROTO(struct snd_soc_card *card, int val), + TP_PROTO(struct snd_soc_dapm_context *dapm, int val), - TP_ARGS(card, val), + TP_ARGS(dapm, val), TP_STRUCT__entry( - __string( name, card->name ) - __field( int, val ) + __string( card_name, dapm->card->name) + __string( comp_name, dapm->component ? dapm->component->name : "(none)") + __field( int, val) ), TP_fast_assign( - __assign_str(name, card->name); + __assign_str(card_name, dapm->card->name); + __assign_str(comp_name, dapm->component ? dapm->component->name : "(none)"); __entry->val = val; ), - TP_printk("card=%s val=%d", __get_str(name), (int)__entry->val) + TP_printk("card=%s component=%s val=%d", + __get_str(card_name), __get_str(comp_name), (int)__entry->val) ); -DEFINE_EVENT(snd_soc_card, snd_soc_bias_level_start, +DEFINE_EVENT(snd_soc_dapm, snd_soc_bias_level_start, - TP_PROTO(struct snd_soc_card *card, int val), + TP_PROTO(struct snd_soc_dapm_context *dapm, int val), - TP_ARGS(card, val) + TP_ARGS(dapm, val) ); -DEFINE_EVENT(snd_soc_card, snd_soc_bias_level_done, +DEFINE_EVENT(snd_soc_dapm, snd_soc_bias_level_done, - TP_PROTO(struct snd_soc_card *card, int val), + TP_PROTO(struct snd_soc_dapm_context *dapm, int val), - TP_ARGS(card, val) + TP_ARGS(dapm, val) ); DECLARE_EVENT_CLASS(snd_soc_dapm_basic, - TP_PROTO(struct snd_soc_card *card), + TP_PROTO(struct snd_soc_card *card, int event), - TP_ARGS(card), + TP_ARGS(card, event), TP_STRUCT__entry( __string( name, card->name ) + __field( int, event ) ), TP_fast_assign( __assign_str(name, card->name); + __entry->event = event; ), - TP_printk("card=%s", __get_str(name)) + TP_printk("card=%s event=%d", __get_str(name), (int)__entry->event) ); DEFINE_EVENT(snd_soc_dapm_basic, snd_soc_dapm_start, - TP_PROTO(struct snd_soc_card *card), + TP_PROTO(struct snd_soc_card *card, int event), - TP_ARGS(card) + TP_ARGS(card, event) ); DEFINE_EVENT(snd_soc_dapm_basic, snd_soc_dapm_done, - TP_PROTO(struct snd_soc_card *card), + TP_PROTO(struct snd_soc_card *card, int event), - TP_ARGS(card) + TP_ARGS(card, event) ); diff --git a/include/trace/events/cachefiles.h b/include/trace/events/cachefiles.h index cf4b98b9a9..7d931db02b 100644 --- a/include/trace/events/cachefiles.h +++ b/include/trace/events/cachefiles.h @@ -33,6 +33,8 @@ enum cachefiles_obj_ref_trace { cachefiles_obj_see_withdrawal, cachefiles_obj_get_ondemand_fd, cachefiles_obj_put_ondemand_fd, + cachefiles_obj_get_read_req, + cachefiles_obj_put_read_req, }; enum fscache_why_object_killed { @@ -127,7 +129,11 @@ enum cachefiles_error_trace { EM(cachefiles_obj_see_lookup_cookie, "SEE lookup_cookie") \ EM(cachefiles_obj_see_lookup_failed, "SEE lookup_failed") \ EM(cachefiles_obj_see_withdraw_cookie, "SEE withdraw_cookie") \ - E_(cachefiles_obj_see_withdrawal, "SEE withdrawal") + EM(cachefiles_obj_see_withdrawal, "SEE withdrawal") \ + EM(cachefiles_obj_get_ondemand_fd, "GET ondemand_fd") \ + EM(cachefiles_obj_put_ondemand_fd, "PUT ondemand_fd") \ + EM(cachefiles_obj_get_read_req, "GET read_req") \ + E_(cachefiles_obj_put_read_req, "PUT read_req") #define cachefiles_coherency_traces \ EM(cachefiles_coherency_check_aux, "BAD aux ") \ diff --git a/include/trace/events/compaction.h b/include/trace/events/compaction.h index 2b2a975efd..d05759d185 100644 --- a/include/trace/events/compaction.h +++ b/include/trace/events/compaction.h @@ -78,10 +78,10 @@ DEFINE_EVENT(mm_compaction_isolate_template, mm_compaction_fast_isolate_freepage #ifdef CONFIG_COMPACTION TRACE_EVENT(mm_compaction_migratepages, - TP_PROTO(struct compact_control *cc, + TP_PROTO(unsigned int nr_migratepages, unsigned int nr_succeeded), - TP_ARGS(cc, nr_succeeded), + TP_ARGS(nr_migratepages, nr_succeeded), TP_STRUCT__entry( __field(unsigned long, nr_migrated) @@ -90,7 +90,7 @@ TRACE_EVENT(mm_compaction_migratepages, TP_fast_assign( __entry->nr_migrated = nr_succeeded; - __entry->nr_failed = cc->nr_migratepages - nr_succeeded; + __entry->nr_failed = nr_migratepages - nr_succeeded; ), TP_printk("nr_migrated=%lu nr_failed=%lu", diff --git a/include/trace/events/filelock.h b/include/trace/events/filelock.h index 1646dadd7f..b8d1e00a79 100644 --- a/include/trace/events/filelock.h +++ b/include/trace/events/filelock.h @@ -68,11 +68,11 @@ DECLARE_EVENT_CLASS(filelock_lock, __field(struct file_lock *, fl) __field(unsigned long, i_ino) __field(dev_t, s_dev) - __field(struct file_lock *, fl_blocker) - __field(fl_owner_t, fl_owner) - __field(unsigned int, fl_pid) - __field(unsigned int, fl_flags) - __field(unsigned char, fl_type) + __field(struct file_lock_core *, blocker) + __field(fl_owner_t, owner) + __field(unsigned int, pid) + __field(unsigned int, flags) + __field(unsigned char, type) __field(loff_t, fl_start) __field(loff_t, fl_end) __field(int, ret) @@ -82,11 +82,11 @@ DECLARE_EVENT_CLASS(filelock_lock, __entry->fl = fl ? fl : NULL; __entry->s_dev = inode->i_sb->s_dev; __entry->i_ino = inode->i_ino; - __entry->fl_blocker = fl ? fl->fl_blocker : NULL; - __entry->fl_owner = fl ? fl->fl_owner : NULL; - __entry->fl_pid = fl ? fl->fl_pid : 0; - __entry->fl_flags = fl ? fl->fl_flags : 0; - __entry->fl_type = fl ? fl->fl_type : 0; + __entry->blocker = fl ? fl->c.flc_blocker : NULL; + __entry->owner = fl ? fl->c.flc_owner : NULL; + __entry->pid = fl ? fl->c.flc_pid : 0; + __entry->flags = fl ? fl->c.flc_flags : 0; + __entry->type = fl ? fl->c.flc_type : 0; __entry->fl_start = fl ? fl->fl_start : 0; __entry->fl_end = fl ? fl->fl_end : 0; __entry->ret = ret; @@ -94,9 +94,9 @@ DECLARE_EVENT_CLASS(filelock_lock, TP_printk("fl=%p dev=0x%x:0x%x ino=0x%lx fl_blocker=%p fl_owner=%p fl_pid=%u fl_flags=%s fl_type=%s fl_start=%lld fl_end=%lld ret=%d", __entry->fl, MAJOR(__entry->s_dev), MINOR(__entry->s_dev), - __entry->i_ino, __entry->fl_blocker, __entry->fl_owner, - __entry->fl_pid, show_fl_flags(__entry->fl_flags), - show_fl_type(__entry->fl_type), + __entry->i_ino, __entry->blocker, __entry->owner, + __entry->pid, show_fl_flags(__entry->flags), + show_fl_type(__entry->type), __entry->fl_start, __entry->fl_end, __entry->ret) ); @@ -117,59 +117,59 @@ DEFINE_EVENT(filelock_lock, flock_lock_inode, TP_ARGS(inode, fl, ret)); DECLARE_EVENT_CLASS(filelock_lease, - TP_PROTO(struct inode *inode, struct file_lock *fl), + TP_PROTO(struct inode *inode, struct file_lease *fl), TP_ARGS(inode, fl), TP_STRUCT__entry( - __field(struct file_lock *, fl) + __field(struct file_lease *, fl) __field(unsigned long, i_ino) __field(dev_t, s_dev) - __field(struct file_lock *, fl_blocker) - __field(fl_owner_t, fl_owner) - __field(unsigned int, fl_flags) - __field(unsigned char, fl_type) - __field(unsigned long, fl_break_time) - __field(unsigned long, fl_downgrade_time) + __field(struct file_lock_core *, blocker) + __field(fl_owner_t, owner) + __field(unsigned int, flags) + __field(unsigned char, type) + __field(unsigned long, break_time) + __field(unsigned long, downgrade_time) ), TP_fast_assign( __entry->fl = fl ? fl : NULL; __entry->s_dev = inode->i_sb->s_dev; __entry->i_ino = inode->i_ino; - __entry->fl_blocker = fl ? fl->fl_blocker : NULL; - __entry->fl_owner = fl ? fl->fl_owner : NULL; - __entry->fl_flags = fl ? fl->fl_flags : 0; - __entry->fl_type = fl ? fl->fl_type : 0; - __entry->fl_break_time = fl ? fl->fl_break_time : 0; - __entry->fl_downgrade_time = fl ? fl->fl_downgrade_time : 0; + __entry->blocker = fl ? fl->c.flc_blocker : NULL; + __entry->owner = fl ? fl->c.flc_owner : NULL; + __entry->flags = fl ? fl->c.flc_flags : 0; + __entry->type = fl ? fl->c.flc_type : 0; + __entry->break_time = fl ? fl->fl_break_time : 0; + __entry->downgrade_time = fl ? fl->fl_downgrade_time : 0; ), TP_printk("fl=%p dev=0x%x:0x%x ino=0x%lx fl_blocker=%p fl_owner=%p fl_flags=%s fl_type=%s fl_break_time=%lu fl_downgrade_time=%lu", __entry->fl, MAJOR(__entry->s_dev), MINOR(__entry->s_dev), - __entry->i_ino, __entry->fl_blocker, __entry->fl_owner, - show_fl_flags(__entry->fl_flags), - show_fl_type(__entry->fl_type), - __entry->fl_break_time, __entry->fl_downgrade_time) + __entry->i_ino, __entry->blocker, __entry->owner, + show_fl_flags(__entry->flags), + show_fl_type(__entry->type), + __entry->break_time, __entry->downgrade_time) ); -DEFINE_EVENT(filelock_lease, break_lease_noblock, TP_PROTO(struct inode *inode, struct file_lock *fl), +DEFINE_EVENT(filelock_lease, break_lease_noblock, TP_PROTO(struct inode *inode, struct file_lease *fl), TP_ARGS(inode, fl)); -DEFINE_EVENT(filelock_lease, break_lease_block, TP_PROTO(struct inode *inode, struct file_lock *fl), +DEFINE_EVENT(filelock_lease, break_lease_block, TP_PROTO(struct inode *inode, struct file_lease *fl), TP_ARGS(inode, fl)); -DEFINE_EVENT(filelock_lease, break_lease_unblock, TP_PROTO(struct inode *inode, struct file_lock *fl), +DEFINE_EVENT(filelock_lease, break_lease_unblock, TP_PROTO(struct inode *inode, struct file_lease *fl), TP_ARGS(inode, fl)); -DEFINE_EVENT(filelock_lease, generic_delete_lease, TP_PROTO(struct inode *inode, struct file_lock *fl), +DEFINE_EVENT(filelock_lease, generic_delete_lease, TP_PROTO(struct inode *inode, struct file_lease *fl), TP_ARGS(inode, fl)); -DEFINE_EVENT(filelock_lease, time_out_leases, TP_PROTO(struct inode *inode, struct file_lock *fl), +DEFINE_EVENT(filelock_lease, time_out_leases, TP_PROTO(struct inode *inode, struct file_lease *fl), TP_ARGS(inode, fl)); TRACE_EVENT(generic_add_lease, - TP_PROTO(struct inode *inode, struct file_lock *fl), + TP_PROTO(struct inode *inode, struct file_lease *fl), TP_ARGS(inode, fl), @@ -179,9 +179,9 @@ TRACE_EVENT(generic_add_lease, __field(int, rcount) __field(int, icount) __field(dev_t, s_dev) - __field(fl_owner_t, fl_owner) - __field(unsigned int, fl_flags) - __field(unsigned char, fl_type) + __field(fl_owner_t, owner) + __field(unsigned int, flags) + __field(unsigned char, type) ), TP_fast_assign( @@ -190,21 +190,21 @@ TRACE_EVENT(generic_add_lease, __entry->wcount = atomic_read(&inode->i_writecount); __entry->rcount = atomic_read(&inode->i_readcount); __entry->icount = atomic_read(&inode->i_count); - __entry->fl_owner = fl->fl_owner; - __entry->fl_flags = fl->fl_flags; - __entry->fl_type = fl->fl_type; + __entry->owner = fl->c.flc_owner; + __entry->flags = fl->c.flc_flags; + __entry->type = fl->c.flc_type; ), TP_printk("dev=0x%x:0x%x ino=0x%lx wcount=%d rcount=%d icount=%d fl_owner=%p fl_flags=%s fl_type=%s", MAJOR(__entry->s_dev), MINOR(__entry->s_dev), __entry->i_ino, __entry->wcount, __entry->rcount, - __entry->icount, __entry->fl_owner, - show_fl_flags(__entry->fl_flags), - show_fl_type(__entry->fl_type)) + __entry->icount, __entry->owner, + show_fl_flags(__entry->flags), + show_fl_type(__entry->type)) ); TRACE_EVENT(leases_conflict, - TP_PROTO(bool conflict, struct file_lock *lease, struct file_lock *breaker), + TP_PROTO(bool conflict, struct file_lease *lease, struct file_lease *breaker), TP_ARGS(conflict, lease, breaker), @@ -220,11 +220,11 @@ TRACE_EVENT(leases_conflict, TP_fast_assign( __entry->lease = lease; - __entry->l_fl_flags = lease->fl_flags; - __entry->l_fl_type = lease->fl_type; + __entry->l_fl_flags = lease->c.flc_flags; + __entry->l_fl_type = lease->c.flc_type; __entry->breaker = breaker; - __entry->b_fl_flags = breaker->fl_flags; - __entry->b_fl_type = breaker->fl_type; + __entry->b_fl_flags = breaker->c.flc_flags; + __entry->b_fl_type = breaker->c.flc_type; __entry->conflict = conflict; ), diff --git a/include/trace/events/intel_ifs.h b/include/trace/events/intel_ifs.h index af0af3f1d9..8ce2de120f 100644 --- a/include/trace/events/intel_ifs.h +++ b/include/trace/events/intel_ifs.h @@ -10,26 +10,26 @@ TRACE_EVENT(ifs_status, - TP_PROTO(int cpu, int start, int stop, u64 status), + TP_PROTO(int batch, int start, int stop, u64 status), - TP_ARGS(cpu, start, stop, status), + TP_ARGS(batch, start, stop, status), TP_STRUCT__entry( + __field( int, batch ) __field( u64, status ) - __field( int, cpu ) __field( u16, start ) __field( u16, stop ) ), TP_fast_assign( - __entry->cpu = cpu; + __entry->batch = batch; __entry->start = start; __entry->stop = stop; __entry->status = status; ), - TP_printk("cpu: %d, start: %.4x, stop: %.4x, status: %.16llx", - __entry->cpu, + TP_printk("batch: %.2d, start: %.4x, stop: %.4x, status: %.16llx", + __entry->batch, __entry->start, __entry->stop, __entry->status) diff --git a/include/trace/events/io_uring.h b/include/trace/events/io_uring.h index 69454f1f98..e948df7ce6 100644 --- a/include/trace/events/io_uring.h +++ b/include/trace/events/io_uring.h @@ -148,7 +148,7 @@ TRACE_EVENT(io_uring_queue_async_work, __field( void *, req ) __field( u64, user_data ) __field( u8, opcode ) - __field( unsigned int, flags ) + __field( unsigned long long, flags ) __field( struct io_wq_work *, work ) __field( int, rw ) @@ -159,7 +159,7 @@ TRACE_EVENT(io_uring_queue_async_work, __entry->ctx = req->ctx; __entry->req = req; __entry->user_data = req->cqe.user_data; - __entry->flags = req->flags; + __entry->flags = (__force unsigned long long) req->flags; __entry->opcode = req->opcode; __entry->work = &req->work; __entry->rw = rw; @@ -167,10 +167,10 @@ TRACE_EVENT(io_uring_queue_async_work, __assign_str(op_str, io_uring_get_opcode(req->opcode)); ), - TP_printk("ring %p, request %p, user_data 0x%llx, opcode %s, flags 0x%x, %s queue, work %p", + TP_printk("ring %p, request %p, user_data 0x%llx, opcode %s, flags 0x%llx, %s queue, work %p", __entry->ctx, __entry->req, __entry->user_data, - __get_str(op_str), - __entry->flags, __entry->rw ? "hashed" : "normal", __entry->work) + __get_str(op_str), __entry->flags, + __entry->rw ? "hashed" : "normal", __entry->work) ); /** @@ -378,7 +378,7 @@ TRACE_EVENT(io_uring_submit_req, __field( void *, req ) __field( unsigned long long, user_data ) __field( u8, opcode ) - __field( u32, flags ) + __field( unsigned long long, flags ) __field( bool, sq_thread ) __string( op_str, io_uring_get_opcode(req->opcode) ) @@ -389,16 +389,16 @@ TRACE_EVENT(io_uring_submit_req, __entry->req = req; __entry->user_data = req->cqe.user_data; __entry->opcode = req->opcode; - __entry->flags = req->flags; + __entry->flags = (__force unsigned long long) req->flags; __entry->sq_thread = req->ctx->flags & IORING_SETUP_SQPOLL; __assign_str(op_str, io_uring_get_opcode(req->opcode)); ), - TP_printk("ring %p, req %p, user_data 0x%llx, opcode %s, flags 0x%x, " + TP_printk("ring %p, req %p, user_data 0x%llx, opcode %s, flags 0x%llx, " "sq_thread %d", __entry->ctx, __entry->req, - __entry->user_data, __get_str(op_str), - __entry->flags, __entry->sq_thread) + __entry->user_data, __get_str(op_str), __entry->flags, + __entry->sq_thread) ); /* @@ -602,29 +602,25 @@ TRACE_EVENT(io_uring_cqe_overflow, * * @tctx: pointer to a io_uring_task * @count: how many functions it ran - * @loops: how many loops it ran * */ TRACE_EVENT(io_uring_task_work_run, - TP_PROTO(void *tctx, unsigned int count, unsigned int loops), + TP_PROTO(void *tctx, unsigned int count), - TP_ARGS(tctx, count, loops), + TP_ARGS(tctx, count), TP_STRUCT__entry ( __field( void *, tctx ) __field( unsigned int, count ) - __field( unsigned int, loops ) ), TP_fast_assign( __entry->tctx = tctx; __entry->count = count; - __entry->loops = loops; ), - TP_printk("tctx %p, count %u, loops %u", - __entry->tctx, __entry->count, __entry->loops) + TP_printk("tctx %p, count %u", __entry->tctx, __entry->count) ); TRACE_EVENT(io_uring_short_write, diff --git a/include/trace/events/kmem.h b/include/trace/events/kmem.h index 58688768ef..6e62cc64cd 100644 --- a/include/trace/events/kmem.h +++ b/include/trace/events/kmem.h @@ -304,6 +304,44 @@ TRACE_EVENT(mm_page_alloc_extfrag, __entry->change_ownership) ); +TRACE_EVENT(mm_alloc_contig_migrate_range_info, + + TP_PROTO(unsigned long start, + unsigned long end, + unsigned long nr_migrated, + unsigned long nr_reclaimed, + unsigned long nr_mapped, + int migratetype), + + TP_ARGS(start, end, nr_migrated, nr_reclaimed, nr_mapped, migratetype), + + TP_STRUCT__entry( + __field(unsigned long, start) + __field(unsigned long, end) + __field(unsigned long, nr_migrated) + __field(unsigned long, nr_reclaimed) + __field(unsigned long, nr_mapped) + __field(int, migratetype) + ), + + TP_fast_assign( + __entry->start = start; + __entry->end = end; + __entry->nr_migrated = nr_migrated; + __entry->nr_reclaimed = nr_reclaimed; + __entry->nr_mapped = nr_mapped; + __entry->migratetype = migratetype; + ), + + TP_printk("start=0x%lx end=0x%lx migratetype=%d nr_migrated=%lu nr_reclaimed=%lu nr_mapped=%lu", + __entry->start, + __entry->end, + __entry->migratetype, + __entry->nr_migrated, + __entry->nr_reclaimed, + __entry->nr_mapped) +); + /* * Required for uniquely and securely identifying mm in rss_stat tracepoint. */ diff --git a/include/trace/events/napi.h b/include/trace/events/napi.h index 6678cf8b23..dc03cf8e03 100644 --- a/include/trace/events/napi.h +++ b/include/trace/events/napi.h @@ -36,6 +36,39 @@ TRACE_EVENT(napi_poll, __entry->work, __entry->budget) ); +TRACE_EVENT(dql_stall_detected, + + TP_PROTO(unsigned short thrs, unsigned int len, + unsigned long last_reap, unsigned long hist_head, + unsigned long now, unsigned long *hist), + + TP_ARGS(thrs, len, last_reap, hist_head, now, hist), + + TP_STRUCT__entry( + __field( unsigned short, thrs) + __field( unsigned int, len) + __field( unsigned long, last_reap) + __field( unsigned long, hist_head) + __field( unsigned long, now) + __array( unsigned long, hist, 4) + ), + + TP_fast_assign( + __entry->thrs = thrs; + __entry->len = len; + __entry->last_reap = last_reap; + __entry->hist_head = hist_head * BITS_PER_LONG; + __entry->now = now; + memcpy(__entry->hist, hist, sizeof(entry->hist)); + ), + + TP_printk("thrs %u len %u last_reap %lu hist_head %lu now %lu hist %016lx %016lx %016lx %016lx", + __entry->thrs, __entry->len, + __entry->last_reap, __entry->hist_head, __entry->now, + __entry->hist[0], __entry->hist[1], + __entry->hist[2], __entry->hist[3]) +); + #undef NO_DEV #endif /* _TRACE_NAPI_H */ diff --git a/include/trace/events/oom.h b/include/trace/events/oom.h index 26a11e4a2c..b799f3bcba 100644 --- a/include/trace/events/oom.h +++ b/include/trace/events/oom.h @@ -7,6 +7,8 @@ #include <linux/tracepoint.h> #include <trace/events/mmflags.h> +#define PG_COUNT_TO_KB(x) ((x) << (PAGE_SHIFT - 10)) + TRACE_EVENT(oom_score_adj_update, TP_PROTO(struct task_struct *task), @@ -72,19 +74,45 @@ TRACE_EVENT(reclaim_retry_zone, ); TRACE_EVENT(mark_victim, - TP_PROTO(int pid), + TP_PROTO(struct task_struct *task, uid_t uid), - TP_ARGS(pid), + TP_ARGS(task, uid), TP_STRUCT__entry( __field(int, pid) + __string(comm, task->comm) + __field(unsigned long, total_vm) + __field(unsigned long, anon_rss) + __field(unsigned long, file_rss) + __field(unsigned long, shmem_rss) + __field(uid_t, uid) + __field(unsigned long, pgtables) + __field(short, oom_score_adj) ), TP_fast_assign( - __entry->pid = pid; + __entry->pid = task->pid; + __assign_str(comm, task->comm); + __entry->total_vm = PG_COUNT_TO_KB(task->mm->total_vm); + __entry->anon_rss = PG_COUNT_TO_KB(get_mm_counter(task->mm, MM_ANONPAGES)); + __entry->file_rss = PG_COUNT_TO_KB(get_mm_counter(task->mm, MM_FILEPAGES)); + __entry->shmem_rss = PG_COUNT_TO_KB(get_mm_counter(task->mm, MM_SHMEMPAGES)); + __entry->uid = uid; + __entry->pgtables = mm_pgtables_bytes(task->mm) >> 10; + __entry->oom_score_adj = task->signal->oom_score_adj; ), - TP_printk("pid=%d", __entry->pid) + TP_printk("pid=%d comm=%s total-vm=%lukB anon-rss=%lukB file-rss:%lukB shmem-rss:%lukB uid=%u pgtables=%lukB oom_score_adj=%hd", + __entry->pid, + __get_str(comm), + __entry->total_vm, + __entry->anon_rss, + __entry->file_rss, + __entry->shmem_rss, + __entry->uid, + __entry->pgtables, + __entry->oom_score_adj + ) ); TRACE_EVENT(wake_reaper, diff --git a/include/trace/events/rpcrdma.h b/include/trace/events/rpcrdma.h index 110c1475c5..027ac3ab45 100644 --- a/include/trace/events/rpcrdma.h +++ b/include/trace/events/rpcrdma.h @@ -2118,6 +2118,10 @@ DEFINE_SIMPLE_CID_EVENT(svcrdma_wc_write); DEFINE_SEND_FLUSH_EVENT(svcrdma_wc_write_flush); DEFINE_SEND_FLUSH_EVENT(svcrdma_wc_write_err); +DEFINE_SIMPLE_CID_EVENT(svcrdma_wc_reply); +DEFINE_SEND_FLUSH_EVENT(svcrdma_wc_reply_flush); +DEFINE_SEND_FLUSH_EVENT(svcrdma_wc_reply_err); + TRACE_EVENT(svcrdma_qp_error, TP_PROTO( const struct ib_event *event, diff --git a/include/trace/events/rpm.h b/include/trace/events/rpm.h index 3c716214da..bd120e23ce 100644 --- a/include/trace/events/rpm.h +++ b/include/trace/events/rpm.h @@ -101,6 +101,48 @@ TRACE_EVENT(rpm_return_int, __entry->ret) ); +#define RPM_STATUS_STRINGS \ + EM(RPM_INVALID, "RPM_INVALID") \ + EM(RPM_ACTIVE, "RPM_ACTIVE") \ + EM(RPM_RESUMING, "RPM_RESUMING") \ + EM(RPM_SUSPENDED, "RPM_SUSPENDED") \ + EMe(RPM_SUSPENDING, "RPM_SUSPENDING") + +/* Enums require being exported to userspace, for user tool parsing. */ +#undef EM +#undef EMe +#define EM(a, b) TRACE_DEFINE_ENUM(a); +#define EMe(a, b) TRACE_DEFINE_ENUM(a); + +RPM_STATUS_STRINGS + +/* + * Now redefine the EM() and EMe() macros to map the enums to the strings that + * will be printed in the output. + */ +#undef EM +#undef EMe +#define EM(a, b) { a, b }, +#define EMe(a, b) { a, b } + +TRACE_EVENT(rpm_status, + TP_PROTO(struct device *dev, enum rpm_status status), + TP_ARGS(dev, status), + + TP_STRUCT__entry( + __string(name, dev_name(dev)) + __field(int, status) + ), + + TP_fast_assign( + __assign_str(name, dev_name(dev)); + __entry->status = status; + ), + + TP_printk("%s status=%s", __get_str(name), + __print_symbolic(__entry->status, RPM_STATUS_STRINGS)) +); + #endif /* _TRACE_RUNTIME_POWER_H */ /* This part must be outside protection */ diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h index ecf9da5462..a1b126a6b0 100644 --- a/include/trace/events/rxrpc.h +++ b/include/trace/events/rxrpc.h @@ -119,6 +119,7 @@ EM(rxrpc_call_poke_complete, "Compl") \ EM(rxrpc_call_poke_error, "Error") \ EM(rxrpc_call_poke_idle, "Idle") \ + EM(rxrpc_call_poke_set_timeout, "Set-timo") \ EM(rxrpc_call_poke_start, "Start") \ EM(rxrpc_call_poke_timer, "Timer") \ E_(rxrpc_call_poke_timer_now, "Timer-now") @@ -340,35 +341,26 @@ E_(rxrpc_rtt_rx_requested_ack, "RACK") #define rxrpc_timer_traces \ - EM(rxrpc_timer_begin, "Begin ") \ - EM(rxrpc_timer_exp_ack, "ExpAck") \ - EM(rxrpc_timer_exp_hard, "ExpHrd") \ - EM(rxrpc_timer_exp_idle, "ExpIdl") \ - EM(rxrpc_timer_exp_keepalive, "ExpKA ") \ - EM(rxrpc_timer_exp_lost_ack, "ExpLoA") \ - EM(rxrpc_timer_exp_normal, "ExpNml") \ - EM(rxrpc_timer_exp_ping, "ExpPng") \ - EM(rxrpc_timer_exp_resend, "ExpRsn") \ - EM(rxrpc_timer_init_for_reply, "IniRpl") \ - EM(rxrpc_timer_init_for_send_reply, "SndRpl") \ - EM(rxrpc_timer_restart, "Restrt") \ - EM(rxrpc_timer_set_for_ack, "SetAck") \ - EM(rxrpc_timer_set_for_hard, "SetHrd") \ - EM(rxrpc_timer_set_for_idle, "SetIdl") \ - EM(rxrpc_timer_set_for_keepalive, "KeepAl") \ - EM(rxrpc_timer_set_for_lost_ack, "SetLoA") \ - EM(rxrpc_timer_set_for_normal, "SetNml") \ - EM(rxrpc_timer_set_for_ping, "SetPng") \ - EM(rxrpc_timer_set_for_resend, "SetRTx") \ - E_(rxrpc_timer_set_for_send, "SetSnd") + EM(rxrpc_timer_trace_delayed_ack, "DelayAck ") \ + EM(rxrpc_timer_trace_expect_rx, "ExpectRx ") \ + EM(rxrpc_timer_trace_hard, "HardLimit") \ + EM(rxrpc_timer_trace_idle, "IdleLimit") \ + EM(rxrpc_timer_trace_keepalive, "KeepAlive") \ + EM(rxrpc_timer_trace_lost_ack, "LostAck ") \ + EM(rxrpc_timer_trace_ping, "DelayPing") \ + EM(rxrpc_timer_trace_resend, "Resend ") \ + EM(rxrpc_timer_trace_resend_reset, "ResendRst") \ + E_(rxrpc_timer_trace_resend_tx, "ResendTx ") #define rxrpc_propose_ack_traces \ EM(rxrpc_propose_ack_client_tx_end, "ClTxEnd") \ + EM(rxrpc_propose_ack_delayed_ack, "DlydAck") \ EM(rxrpc_propose_ack_input_data, "DataIn ") \ EM(rxrpc_propose_ack_input_data_hole, "DataInH") \ EM(rxrpc_propose_ack_ping_for_keepalive, "KeepAlv") \ EM(rxrpc_propose_ack_ping_for_lost_ack, "LostAck") \ EM(rxrpc_propose_ack_ping_for_lost_reply, "LostRpl") \ + EM(rxrpc_propose_ack_ping_for_0_retrans, "0-Retrn") \ EM(rxrpc_propose_ack_ping_for_old_rtt, "OldRtt ") \ EM(rxrpc_propose_ack_ping_for_params, "Params ") \ EM(rxrpc_propose_ack_ping_for_rtt, "Rtt ") \ @@ -1084,9 +1076,9 @@ TRACE_EVENT(rxrpc_tx_packet, TRACE_EVENT(rxrpc_tx_data, TP_PROTO(struct rxrpc_call *call, rxrpc_seq_t seq, - rxrpc_serial_t serial, u8 flags, bool retrans, bool lose), + rxrpc_serial_t serial, unsigned int flags, bool lose), - TP_ARGS(call, seq, serial, flags, retrans, lose), + TP_ARGS(call, seq, serial, flags, lose), TP_STRUCT__entry( __field(unsigned int, call) @@ -1094,8 +1086,7 @@ TRACE_EVENT(rxrpc_tx_data, __field(rxrpc_serial_t, serial) __field(u32, cid) __field(u32, call_id) - __field(u8, flags) - __field(bool, retrans) + __field(u16, flags) __field(bool, lose) ), @@ -1106,7 +1097,6 @@ TRACE_EVENT(rxrpc_tx_data, __entry->seq = seq; __entry->serial = serial; __entry->flags = flags; - __entry->retrans = retrans; __entry->lose = lose; ), @@ -1116,8 +1106,8 @@ TRACE_EVENT(rxrpc_tx_data, __entry->call_id, __entry->serial, __entry->seq, - __entry->flags, - __entry->retrans ? " *RETRANS*" : "", + __entry->flags & RXRPC_TXBUF_WIRE_FLAGS, + __entry->flags & RXRPC_TXBUF_RESENT ? " *RETRANS*" : "", __entry->lose ? " *LOSE*" : "") ); @@ -1314,90 +1304,112 @@ TRACE_EVENT(rxrpc_rtt_rx, __entry->rto) ); -TRACE_EVENT(rxrpc_timer, - TP_PROTO(struct rxrpc_call *call, enum rxrpc_timer_trace why, - unsigned long now), +TRACE_EVENT(rxrpc_timer_set, + TP_PROTO(struct rxrpc_call *call, ktime_t delay, + enum rxrpc_timer_trace why), - TP_ARGS(call, why, now), + TP_ARGS(call, delay, why), TP_STRUCT__entry( __field(unsigned int, call) __field(enum rxrpc_timer_trace, why) - __field(long, now) - __field(long, ack_at) - __field(long, ack_lost_at) - __field(long, resend_at) - __field(long, ping_at) - __field(long, expect_rx_by) - __field(long, expect_req_by) - __field(long, expect_term_by) - __field(long, timer) + __field(ktime_t, delay) ), TP_fast_assign( __entry->call = call->debug_id; __entry->why = why; - __entry->now = now; - __entry->ack_at = call->delay_ack_at; - __entry->ack_lost_at = call->ack_lost_at; - __entry->resend_at = call->resend_at; - __entry->expect_rx_by = call->expect_rx_by; - __entry->expect_req_by = call->expect_req_by; - __entry->expect_term_by = call->expect_term_by; - __entry->timer = call->timer.expires; + __entry->delay = delay; ), - TP_printk("c=%08x %s a=%ld la=%ld r=%ld xr=%ld xq=%ld xt=%ld t=%ld", + TP_printk("c=%08x %s to=%lld", __entry->call, __print_symbolic(__entry->why, rxrpc_timer_traces), - __entry->ack_at - __entry->now, - __entry->ack_lost_at - __entry->now, - __entry->resend_at - __entry->now, - __entry->expect_rx_by - __entry->now, - __entry->expect_req_by - __entry->now, - __entry->expect_term_by - __entry->now, - __entry->timer - __entry->now) + ktime_to_us(__entry->delay)) + ); + +TRACE_EVENT(rxrpc_timer_exp, + TP_PROTO(struct rxrpc_call *call, ktime_t delay, + enum rxrpc_timer_trace why), + + TP_ARGS(call, delay, why), + + TP_STRUCT__entry( + __field(unsigned int, call) + __field(enum rxrpc_timer_trace, why) + __field(ktime_t, delay) + ), + + TP_fast_assign( + __entry->call = call->debug_id; + __entry->why = why; + __entry->delay = delay; + ), + + TP_printk("c=%08x %s to=%lld", + __entry->call, + __print_symbolic(__entry->why, rxrpc_timer_traces), + ktime_to_us(__entry->delay)) + ); + +TRACE_EVENT(rxrpc_timer_can, + TP_PROTO(struct rxrpc_call *call, enum rxrpc_timer_trace why), + + TP_ARGS(call, why), + + TP_STRUCT__entry( + __field(unsigned int, call) + __field(enum rxrpc_timer_trace, why) + ), + + TP_fast_assign( + __entry->call = call->debug_id; + __entry->why = why; + ), + + TP_printk("c=%08x %s", + __entry->call, + __print_symbolic(__entry->why, rxrpc_timer_traces)) + ); + +TRACE_EVENT(rxrpc_timer_restart, + TP_PROTO(struct rxrpc_call *call, ktime_t delay, unsigned long delayj), + + TP_ARGS(call, delay, delayj), + + TP_STRUCT__entry( + __field(unsigned int, call) + __field(unsigned long, delayj) + __field(ktime_t, delay) + ), + + TP_fast_assign( + __entry->call = call->debug_id; + __entry->delayj = delayj; + __entry->delay = delay; + ), + + TP_printk("c=%08x to=%lld j=%ld", + __entry->call, + ktime_to_us(__entry->delay), + __entry->delayj) ); TRACE_EVENT(rxrpc_timer_expired, - TP_PROTO(struct rxrpc_call *call, unsigned long now), + TP_PROTO(struct rxrpc_call *call), - TP_ARGS(call, now), + TP_ARGS(call), TP_STRUCT__entry( __field(unsigned int, call) - __field(long, now) - __field(long, ack_at) - __field(long, ack_lost_at) - __field(long, resend_at) - __field(long, ping_at) - __field(long, expect_rx_by) - __field(long, expect_req_by) - __field(long, expect_term_by) - __field(long, timer) ), TP_fast_assign( __entry->call = call->debug_id; - __entry->now = now; - __entry->ack_at = call->delay_ack_at; - __entry->ack_lost_at = call->ack_lost_at; - __entry->resend_at = call->resend_at; - __entry->expect_rx_by = call->expect_rx_by; - __entry->expect_req_by = call->expect_req_by; - __entry->expect_term_by = call->expect_term_by; - __entry->timer = call->timer.expires; ), - TP_printk("c=%08x EXPIRED a=%ld la=%ld r=%ld xr=%ld xq=%ld xt=%ld t=%ld", - __entry->call, - __entry->ack_at - __entry->now, - __entry->ack_lost_at - __entry->now, - __entry->resend_at - __entry->now, - __entry->expect_rx_by - __entry->now, - __entry->expect_req_by - __entry->now, - __entry->expect_term_by - __entry->now, - __entry->timer - __entry->now) + TP_printk("c=%08x EXPIRED", + __entry->call) ); TRACE_EVENT(rxrpc_rx_lose, @@ -1506,26 +1518,30 @@ TRACE_EVENT(rxrpc_drop_ack, ); TRACE_EVENT(rxrpc_retransmit, - TP_PROTO(struct rxrpc_call *call, rxrpc_seq_t seq, s64 expiry), + TP_PROTO(struct rxrpc_call *call, rxrpc_seq_t seq, + rxrpc_serial_t serial, ktime_t expiry), - TP_ARGS(call, seq, expiry), + TP_ARGS(call, seq, serial, expiry), TP_STRUCT__entry( __field(unsigned int, call) __field(rxrpc_seq_t, seq) - __field(s64, expiry) + __field(rxrpc_serial_t, serial) + __field(ktime_t, expiry) ), TP_fast_assign( __entry->call = call->debug_id; __entry->seq = seq; + __entry->serial = serial; __entry->expiry = expiry; ), - TP_printk("c=%08x q=%x xp=%lld", + TP_printk("c=%08x q=%x r=%x xp=%lld", __entry->call, __entry->seq, - __entry->expiry) + __entry->serial, + ktime_to_us(__entry->expiry)) ); TRACE_EVENT(rxrpc_congest, diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h index cdd3a45e60..ac05ed06a0 100644 --- a/include/trace/events/sunrpc.h +++ b/include/trace/events/sunrpc.h @@ -639,6 +639,7 @@ TRACE_EVENT(rpc_stats_latency, __field(unsigned long, backlog) __field(unsigned long, rtt) __field(unsigned long, execute) + __field(u32, xprt_id) ), TP_fast_assign( @@ -651,13 +652,16 @@ TRACE_EVENT(rpc_stats_latency, __entry->backlog = ktime_to_us(backlog); __entry->rtt = ktime_to_us(rtt); __entry->execute = ktime_to_us(execute); + __entry->xprt_id = task->tk_xprt->id; ), TP_printk(SUNRPC_TRACE_TASK_SPECIFIER - " xid=0x%08x %sv%d %s backlog=%lu rtt=%lu execute=%lu", + " xid=0x%08x %sv%d %s backlog=%lu rtt=%lu execute=%lu" + " xprt_id=%d", __entry->task_id, __entry->client_id, __entry->xid, __get_str(progname), __entry->version, __get_str(procname), - __entry->backlog, __entry->rtt, __entry->execute) + __entry->backlog, __entry->rtt, __entry->execute, + __entry->xprt_id) ); TRACE_EVENT(rpc_xdr_overflow, @@ -1327,18 +1331,18 @@ TRACE_EVENT(xs_stream_read_data, __field(ssize_t, err) __field(size_t, total) __string(addr, xprt ? xprt->address_strings[RPC_DISPLAY_ADDR] : - "(null)") + EVENT_NULL_STR) __string(port, xprt ? xprt->address_strings[RPC_DISPLAY_PORT] : - "(null)") + EVENT_NULL_STR) ), TP_fast_assign( __entry->err = err; __entry->total = total; __assign_str(addr, xprt ? - xprt->address_strings[RPC_DISPLAY_ADDR] : "(null)"); + xprt->address_strings[RPC_DISPLAY_ADDR] : EVENT_NULL_STR); __assign_str(port, xprt ? - xprt->address_strings[RPC_DISPLAY_PORT] : "(null)"); + xprt->address_strings[RPC_DISPLAY_PORT] : EVENT_NULL_STR); ), TP_printk("peer=[%s]:%s err=%zd total=%zu", __get_str(addr), @@ -1783,7 +1787,7 @@ TRACE_EVENT(svc_process, __string(service, name) __string(procedure, svc_proc_name(rqst)) __string(addr, rqst->rq_xprt ? - rqst->rq_xprt->xpt_remotebuf : "(null)") + rqst->rq_xprt->xpt_remotebuf : EVENT_NULL_STR) ), TP_fast_assign( @@ -1793,7 +1797,7 @@ TRACE_EVENT(svc_process, __assign_str(service, name); __assign_str(procedure, svc_proc_name(rqst)); __assign_str(addr, rqst->rq_xprt ? - rqst->rq_xprt->xpt_remotebuf : "(null)"); + rqst->rq_xprt->xpt_remotebuf : EVENT_NULL_STR); ), TP_printk("addr=%s xid=0x%08x service=%s vers=%u proc=%s", diff --git a/include/trace/events/tcp.h b/include/trace/events/tcp.h index 7b1ddffa3d..699dafd204 100644 --- a/include/trace/events/tcp.h +++ b/include/trace/events/tcp.h @@ -88,7 +88,8 @@ DECLARE_EVENT_CLASS(tcp_event_sk_skb, sk->sk_v6_rcv_saddr, sk->sk_v6_daddr); ), - TP_printk("family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c state=%s", + TP_printk("skbaddr=%p skaddr=%p family=%s sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c state=%s", + __entry->skbaddr, __entry->skaddr, show_family_name(__entry->family), __entry->sport, __entry->dport, __entry->saddr, __entry->daddr, __entry->saddr_v6, __entry->daddr_v6, @@ -258,6 +259,8 @@ TRACE_EVENT(tcp_probe, __field(__u32, srtt) __field(__u32, rcv_wnd) __field(__u64, sock_cookie) + __field(const void *, skbaddr) + __field(const void *, skaddr) ), TP_fast_assign( @@ -285,14 +288,18 @@ TRACE_EVENT(tcp_probe, __entry->ssthresh = tcp_current_ssthresh(sk); __entry->srtt = tp->srtt_us >> 3; __entry->sock_cookie = sock_gen_cookie(sk); + + __entry->skbaddr = skb; + __entry->skaddr = sk; ), - TP_printk("family=%s src=%pISpc dest=%pISpc mark=%#x data_len=%d snd_nxt=%#x snd_una=%#x snd_cwnd=%u ssthresh=%u snd_wnd=%u srtt=%u rcv_wnd=%u sock_cookie=%llx", + TP_printk("family=%s src=%pISpc dest=%pISpc mark=%#x data_len=%d snd_nxt=%#x snd_una=%#x snd_cwnd=%u ssthresh=%u snd_wnd=%u srtt=%u rcv_wnd=%u sock_cookie=%llx skbaddr=%p skaddr=%p", show_family_name(__entry->family), __entry->saddr, __entry->daddr, __entry->mark, __entry->data_len, __entry->snd_nxt, __entry->snd_una, __entry->snd_cwnd, __entry->ssthresh, __entry->snd_wnd, - __entry->srtt, __entry->rcv_wnd, __entry->sock_cookie) + __entry->srtt, __entry->rcv_wnd, __entry->sock_cookie, + __entry->skbaddr, __entry->skaddr) ); #define TP_STORE_ADDR_PORTS_SKB_V4(__entry, skb) \ @@ -361,7 +368,8 @@ DECLARE_EVENT_CLASS(tcp_event_skb, TP_STORE_ADDR_PORTS_SKB(__entry, skb); ), - TP_printk("src=%pISpc dest=%pISpc", __entry->saddr, __entry->daddr) + TP_printk("skbaddr=%p src=%pISpc dest=%pISpc", + __entry->skbaddr, __entry->saddr, __entry->daddr) ); DEFINE_EVENT(tcp_event_skb, tcp_bad_csum, diff --git a/include/trace/events/timer_migration.h b/include/trace/events/timer_migration.h new file mode 100644 index 0000000000..79f19e76a8 --- /dev/null +++ b/include/trace/events/timer_migration.h @@ -0,0 +1,298 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM timer_migration + +#if !defined(_TRACE_TIMER_MIGRATION_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_TIMER_MIGRATION_H + +#include <linux/tracepoint.h> + +/* Group events */ +TRACE_EVENT(tmigr_group_set, + + TP_PROTO(struct tmigr_group *group), + + TP_ARGS(group), + + TP_STRUCT__entry( + __field( void *, group ) + __field( unsigned int, lvl ) + __field( unsigned int, numa_node ) + ), + + TP_fast_assign( + __entry->group = group; + __entry->lvl = group->level; + __entry->numa_node = group->numa_node; + ), + + TP_printk("group=%p lvl=%d numa=%d", + __entry->group, __entry->lvl, __entry->numa_node) +); + +TRACE_EVENT(tmigr_connect_child_parent, + + TP_PROTO(struct tmigr_group *child), + + TP_ARGS(child), + + TP_STRUCT__entry( + __field( void *, child ) + __field( void *, parent ) + __field( unsigned int, lvl ) + __field( unsigned int, numa_node ) + __field( unsigned int, num_children ) + __field( u32, childmask ) + ), + + TP_fast_assign( + __entry->child = child; + __entry->parent = child->parent; + __entry->lvl = child->parent->level; + __entry->numa_node = child->parent->numa_node; + __entry->num_children = child->parent->num_children; + __entry->childmask = child->childmask; + ), + + TP_printk("group=%p childmask=%0x parent=%p lvl=%d numa=%d num_children=%d", + __entry->child, __entry->childmask, __entry->parent, + __entry->lvl, __entry->numa_node, __entry->num_children) +); + +TRACE_EVENT(tmigr_connect_cpu_parent, + + TP_PROTO(struct tmigr_cpu *tmc), + + TP_ARGS(tmc), + + TP_STRUCT__entry( + __field( void *, parent ) + __field( unsigned int, cpu ) + __field( unsigned int, lvl ) + __field( unsigned int, numa_node ) + __field( unsigned int, num_children ) + __field( u32, childmask ) + ), + + TP_fast_assign( + __entry->parent = tmc->tmgroup; + __entry->cpu = tmc->cpuevt.cpu; + __entry->lvl = tmc->tmgroup->level; + __entry->numa_node = tmc->tmgroup->numa_node; + __entry->num_children = tmc->tmgroup->num_children; + __entry->childmask = tmc->childmask; + ), + + TP_printk("cpu=%d childmask=%0x parent=%p lvl=%d numa=%d num_children=%d", + __entry->cpu, __entry->childmask, __entry->parent, + __entry->lvl, __entry->numa_node, __entry->num_children) +); + +DECLARE_EVENT_CLASS(tmigr_group_and_cpu, + + TP_PROTO(struct tmigr_group *group, union tmigr_state state, u32 childmask), + + TP_ARGS(group, state, childmask), + + TP_STRUCT__entry( + __field( void *, group ) + __field( void *, parent ) + __field( unsigned int, lvl ) + __field( unsigned int, numa_node ) + __field( u32, childmask ) + __field( u8, active ) + __field( u8, migrator ) + ), + + TP_fast_assign( + __entry->group = group; + __entry->parent = group->parent; + __entry->lvl = group->level; + __entry->numa_node = group->numa_node; + __entry->childmask = childmask; + __entry->active = state.active; + __entry->migrator = state.migrator; + ), + + TP_printk("group=%p lvl=%d numa=%d active=%0x migrator=%0x " + "parent=%p childmask=%0x", + __entry->group, __entry->lvl, __entry->numa_node, + __entry->active, __entry->migrator, + __entry->parent, __entry->childmask) +); + +DEFINE_EVENT(tmigr_group_and_cpu, tmigr_group_set_cpu_inactive, + + TP_PROTO(struct tmigr_group *group, union tmigr_state state, u32 childmask), + + TP_ARGS(group, state, childmask) +); + +DEFINE_EVENT(tmigr_group_and_cpu, tmigr_group_set_cpu_active, + + TP_PROTO(struct tmigr_group *group, union tmigr_state state, u32 childmask), + + TP_ARGS(group, state, childmask) +); + +/* CPU events*/ +DECLARE_EVENT_CLASS(tmigr_cpugroup, + + TP_PROTO(struct tmigr_cpu *tmc), + + TP_ARGS(tmc), + + TP_STRUCT__entry( + __field( u64, wakeup ) + __field( void *, parent ) + __field( unsigned int, cpu ) + + ), + + TP_fast_assign( + __entry->wakeup = tmc->wakeup; + __entry->parent = tmc->tmgroup; + __entry->cpu = tmc->cpuevt.cpu; + ), + + TP_printk("cpu=%d parent=%p wakeup=%llu", __entry->cpu, __entry->parent, __entry->wakeup) +); + +DEFINE_EVENT(tmigr_cpugroup, tmigr_cpu_new_timer, + + TP_PROTO(struct tmigr_cpu *tmc), + + TP_ARGS(tmc) +); + +DEFINE_EVENT(tmigr_cpugroup, tmigr_cpu_active, + + TP_PROTO(struct tmigr_cpu *tmc), + + TP_ARGS(tmc) +); + +DEFINE_EVENT(tmigr_cpugroup, tmigr_cpu_online, + + TP_PROTO(struct tmigr_cpu *tmc), + + TP_ARGS(tmc) +); + +DEFINE_EVENT(tmigr_cpugroup, tmigr_cpu_offline, + + TP_PROTO(struct tmigr_cpu *tmc), + + TP_ARGS(tmc) +); + +DEFINE_EVENT(tmigr_cpugroup, tmigr_handle_remote_cpu, + + TP_PROTO(struct tmigr_cpu *tmc), + + TP_ARGS(tmc) +); + +DECLARE_EVENT_CLASS(tmigr_idle, + + TP_PROTO(struct tmigr_cpu *tmc, u64 nextevt), + + TP_ARGS(tmc, nextevt), + + TP_STRUCT__entry( + __field( u64, nextevt) + __field( u64, wakeup) + __field( void *, parent) + __field( unsigned int, cpu) + ), + + TP_fast_assign( + __entry->nextevt = nextevt; + __entry->wakeup = tmc->wakeup; + __entry->parent = tmc->tmgroup; + __entry->cpu = tmc->cpuevt.cpu; + ), + + TP_printk("cpu=%d parent=%p nextevt=%llu wakeup=%llu", + __entry->cpu, __entry->parent, __entry->nextevt, __entry->wakeup) +); + +DEFINE_EVENT(tmigr_idle, tmigr_cpu_idle, + + TP_PROTO(struct tmigr_cpu *tmc, u64 nextevt), + + TP_ARGS(tmc, nextevt) +); + +DEFINE_EVENT(tmigr_idle, tmigr_cpu_new_timer_idle, + + TP_PROTO(struct tmigr_cpu *tmc, u64 nextevt), + + TP_ARGS(tmc, nextevt) +); + +TRACE_EVENT(tmigr_update_events, + + TP_PROTO(struct tmigr_group *child, struct tmigr_group *group, + union tmigr_state childstate, union tmigr_state groupstate, + u64 nextevt), + + TP_ARGS(child, group, childstate, groupstate, nextevt), + + TP_STRUCT__entry( + __field( void *, child ) + __field( void *, group ) + __field( u64, nextevt ) + __field( u64, group_next_expiry ) + __field( u64, child_evt_expiry ) + __field( unsigned int, group_lvl ) + __field( unsigned int, child_evtcpu ) + __field( u8, child_active ) + __field( u8, group_active ) + ), + + TP_fast_assign( + __entry->child = child; + __entry->group = group; + __entry->nextevt = nextevt; + __entry->group_next_expiry = group->next_expiry; + __entry->child_evt_expiry = child ? child->groupevt.nextevt.expires : 0; + __entry->group_lvl = group->level; + __entry->child_evtcpu = child ? child->groupevt.cpu : 0; + __entry->child_active = childstate.active; + __entry->group_active = groupstate.active; + ), + + TP_printk("child=%p group=%p group_lvl=%d child_active=%0x group_active=%0x " + "nextevt=%llu next_expiry=%llu child_evt_expiry=%llu child_evtcpu=%d", + __entry->child, __entry->group, __entry->group_lvl, __entry->child_active, + __entry->group_active, + __entry->nextevt, __entry->group_next_expiry, __entry->child_evt_expiry, + __entry->child_evtcpu) +); + +TRACE_EVENT(tmigr_handle_remote, + + TP_PROTO(struct tmigr_group *group), + + TP_ARGS(group), + + TP_STRUCT__entry( + __field( void * , group ) + __field( unsigned int , lvl ) + ), + + TP_fast_assign( + __entry->group = group; + __entry->lvl = group->level; + ), + + TP_printk("group=%p lvl=%d", + __entry->group, __entry->lvl) +); + +#endif /* _TRACE_TIMER_MIGRATION_H */ + +/* This part must be outside protection */ +#include <trace/define_trace.h> diff --git a/include/trace/misc/nfs.h b/include/trace/misc/nfs.h index 0d9d48dca3..e43e745915 100644 --- a/include/trace/misc/nfs.h +++ b/include/trace/misc/nfs.h @@ -239,6 +239,7 @@ TRACE_DEFINE_ENUM(NFS4ERR_RESET_TO_PNFS); { EHOSTDOWN, "EHOSTDOWN" }, \ { EPIPE, "EPIPE" }, \ { EPFNOSUPPORT, "EPFNOSUPPORT" }, \ + { EINVAL, "EINVAL" }, \ { EPROTONOSUPPORT, "EPROTONOSUPPORT" }, \ { NFS4ERR_ACCESS, "ACCESS" }, \ { NFS4ERR_ATTRNOTSUPP, "ATTRNOTSUPP" }, \ @@ -385,3 +386,37 @@ TRACE_DEFINE_ENUM(IOMODE_ANY); { SEQ4_STATUS_RESTART_RECLAIM_NEEDED, "RESTART_RECLAIM_NEEDED" }, \ { SEQ4_STATUS_CB_PATH_DOWN_SESSION, "CB_PATH_DOWN_SESSION" }, \ { SEQ4_STATUS_BACKCHANNEL_FAULT, "BACKCHANNEL_FAULT" }) + +TRACE_DEFINE_ENUM(OP_CB_GETATTR); +TRACE_DEFINE_ENUM(OP_CB_RECALL); +TRACE_DEFINE_ENUM(OP_CB_LAYOUTRECALL); +TRACE_DEFINE_ENUM(OP_CB_NOTIFY); +TRACE_DEFINE_ENUM(OP_CB_PUSH_DELEG); +TRACE_DEFINE_ENUM(OP_CB_RECALL_ANY); +TRACE_DEFINE_ENUM(OP_CB_RECALLABLE_OBJ_AVAIL); +TRACE_DEFINE_ENUM(OP_CB_RECALL_SLOT); +TRACE_DEFINE_ENUM(OP_CB_SEQUENCE); +TRACE_DEFINE_ENUM(OP_CB_WANTS_CANCELLED); +TRACE_DEFINE_ENUM(OP_CB_NOTIFY_LOCK); +TRACE_DEFINE_ENUM(OP_CB_NOTIFY_DEVICEID); +TRACE_DEFINE_ENUM(OP_CB_OFFLOAD); +TRACE_DEFINE_ENUM(OP_CB_ILLEGAL); + +#define show_nfs4_cb_op(x) \ + __print_symbolic(x, \ + { 0, "CB_NULL" }, \ + { 1, "CB_COMPOUND" }, \ + { OP_CB_GETATTR, "CB_GETATTR" }, \ + { OP_CB_RECALL, "CB_RECALL" }, \ + { OP_CB_LAYOUTRECALL, "CB_LAYOUTRECALL" }, \ + { OP_CB_NOTIFY, "CB_NOTIFY" }, \ + { OP_CB_PUSH_DELEG, "CB_PUSH_DELEG" }, \ + { OP_CB_RECALL_ANY, "CB_RECALL_ANY" }, \ + { OP_CB_RECALLABLE_OBJ_AVAIL, "CB_RECALLABLE_OBJ_AVAIL" }, \ + { OP_CB_RECALL_SLOT, "CB_RECALL_SLOT" }, \ + { OP_CB_SEQUENCE, "CB_SEQUENCE" }, \ + { OP_CB_WANTS_CANCELLED, "CB_WANTS_CANCELLED" }, \ + { OP_CB_NOTIFY_LOCK, "CB_NOTIFY_LOCK" }, \ + { OP_CB_NOTIFY_DEVICEID, "CB_NOTIFY_DEVICEID" }, \ + { OP_CB_OFFLOAD, "CB_OFFLOAD" }, \ + { OP_CB_ILLEGAL, "CB_ILLEGAL" }) diff --git a/include/trace/stages/stage2_data_offsets.h b/include/trace/stages/stage2_data_offsets.h index 469b6a6429..8b0cff06d3 100644 --- a/include/trace/stages/stage2_data_offsets.h +++ b/include/trace/stages/stage2_data_offsets.h @@ -24,7 +24,7 @@ #define __array(type, item, len) #undef __dynamic_array -#define __dynamic_array(type, item, len) u32 item; +#define __dynamic_array(type, item, len) u32 item; const void *item##_ptr_; #undef __string #define __string(item, src) __dynamic_array(char, item, -1) @@ -45,7 +45,7 @@ #define __sockaddr(field, len) __dynamic_array(u8, field, len) #undef __rel_dynamic_array -#define __rel_dynamic_array(type, item, len) u32 item; +#define __rel_dynamic_array(type, item, len) u32 item; const void *item##_ptr_; #undef __rel_string #define __rel_string(item, src) __rel_dynamic_array(char, item, -1) diff --git a/include/trace/stages/stage5_get_offsets.h b/include/trace/stages/stage5_get_offsets.h index e30a13be46..c6a62dfb18 100644 --- a/include/trace/stages/stage5_get_offsets.h +++ b/include/trace/stages/stage5_get_offsets.h @@ -9,6 +9,16 @@ #undef __entry #define __entry entry +#ifndef __STAGE5_STRING_SRC_H +#define __STAGE5_STRING_SRC_H +static inline const char *__string_src(const char *str) +{ + if (!str) + return EVENT_NULL_STR; + return str; +} +#endif /* __STAGE5_STRING_SRC_H */ + /* * Fields should never declare an array: i.e. __field(int, arr[5]) * If they do, it will cause issues in parsing and possibly corrupt the @@ -47,10 +57,12 @@ #undef __string #define __string(item, src) __dynamic_array(char, item, \ - strlen((src) ? (const char *)(src) : "(null)") + 1) + strlen(__string_src(src)) + 1) \ + __data_offsets->item##_ptr_ = src; #undef __string_len -#define __string_len(item, src, len) __dynamic_array(char, item, (len) + 1) +#define __string_len(item, src, len) __dynamic_array(char, item, (len) + 1)\ + __data_offsets->item##_ptr_ = src; #undef __vstring #define __vstring(item, fmt, ap) __dynamic_array(char, item, \ @@ -67,11 +79,14 @@ __data_size += __item_length; #undef __rel_string -#define __rel_string(item, src) __rel_dynamic_array(char, item, \ - strlen((src) ? (const char *)(src) : "(null)") + 1) +#define __rel_string(item, src) __rel_dynamic_array(char, item, \ + strlen(__string_src(src)) + 1) \ + __data_offsets->item##_ptr_ = src; #undef __rel_string_len -#define __rel_string_len(item, src, len) __rel_dynamic_array(char, item, (len) + 1) +#define __rel_string_len(item, src, len) __rel_dynamic_array(char, item, (len) + 1)\ + __data_offsets->item##_ptr_ = src; + /* * __bitmask_size_in_bytes_raw is the number of bytes needed to hold * num_possible_cpus(). diff --git a/include/trace/stages/stage6_event_callback.h b/include/trace/stages/stage6_event_callback.h index 919b1a4da9..3690e67726 100644 --- a/include/trace/stages/stage6_event_callback.h +++ b/include/trace/stages/stage6_event_callback.h @@ -32,14 +32,15 @@ #undef __assign_str #define __assign_str(dst, src) \ - strcpy(__get_str(dst), (src) ? (const char *)(src) : "(null)"); - -#undef __assign_str_len -#define __assign_str_len(dst, src, len) \ do { \ - memcpy(__get_str(dst), (src), (len)); \ - __get_str(dst)[len] = '\0'; \ - } while(0) + char *__str__ = __get_str(dst); \ + int __len__ = __get_dynamic_array_len(dst) - 1; \ + WARN_ON_ONCE(!(void *)(src) != !(void *)__data_offsets.dst##_ptr_); \ + WARN_ON_ONCE((src) && strcmp((src), __data_offsets.dst##_ptr_)); \ + memcpy(__str__, __data_offsets.dst##_ptr_ ? : \ + EVENT_NULL_STR, __len__); \ + __str__[__len__] = '\0'; \ + } while (0) #undef __assign_vstr #define __assign_vstr(dst, fmt, va) \ @@ -91,14 +92,13 @@ #define __rel_string_len(item, src, len) __rel_dynamic_array(char, item, -1) #undef __assign_rel_str -#define __assign_rel_str(dst, src) \ - strcpy(__get_rel_str(dst), (src) ? (const char *)(src) : "(null)"); - -#undef __assign_rel_str_len -#define __assign_rel_str_len(dst, src, len) \ +#define __assign_rel_str(dst) \ do { \ - memcpy(__get_rel_str(dst), (src), (len)); \ - __get_rel_str(dst)[len] = '\0'; \ + char *__str__ = __get_rel_str(dst); \ + int __len__ = __get_rel_dynamic_array_len(dst) - 1; \ + memcpy(__str__, __data_offsets.dst##_ptr_ ? : \ + EVENT_NULL_STR, __len__); \ + __str__[__len__] = '\0'; \ } while (0) #undef __rel_bitmask diff --git a/include/uapi/asm-generic/bitsperlong.h b/include/uapi/asm-generic/bitsperlong.h index 352cb81947..fadb3f857f 100644 --- a/include/uapi/asm-generic/bitsperlong.h +++ b/include/uapi/asm-generic/bitsperlong.h @@ -24,4 +24,8 @@ #endif #endif +#ifndef __BITS_PER_LONG_LONG +#define __BITS_PER_LONG_LONG 64 +#endif + #endif /* _UAPI__ASM_GENERIC_BITS_PER_LONG */ diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h index ad21c613fe..96e32dafd4 100644 --- a/include/uapi/drm/amdgpu_drm.h +++ b/include/uapi/drm/amdgpu_drm.h @@ -865,6 +865,8 @@ struct drm_amdgpu_cs_chunk_cp_gfx_shadow { #define AMDGPU_INFO_SENSOR_PEAK_PSTATE_GFX_SCLK 0xa /* Subquery id: Query GPU peak pstate memory clock */ #define AMDGPU_INFO_SENSOR_PEAK_PSTATE_GFX_MCLK 0xb + /* Subquery id: Query input GPU power */ + #define AMDGPU_INFO_SENSOR_GPU_INPUT_POWER 0xc /* Number of VRAM page faults on CPU access. */ #define AMDGPU_INFO_NUM_VRAM_CPU_PAGE_FAULTS 0x1E #define AMDGPU_INFO_VRAM_LOST_COUNTER 0x1F diff --git a/include/uapi/drm/i915_drm.h b/include/uapi/drm/i915_drm.h index fd4f9574d1..2ee338860b 100644 --- a/include/uapi/drm/i915_drm.h +++ b/include/uapi/drm/i915_drm.h @@ -3013,6 +3013,7 @@ struct drm_i915_query_item { * - %DRM_I915_QUERY_MEMORY_REGIONS (see struct drm_i915_query_memory_regions) * - %DRM_I915_QUERY_HWCONFIG_BLOB (see `GuC HWCONFIG blob uAPI`) * - %DRM_I915_QUERY_GEOMETRY_SUBSLICES (see struct drm_i915_query_topology_info) + * - %DRM_I915_QUERY_GUC_SUBMISSION_VERSION (see struct drm_i915_query_guc_submission_version) */ __u64 query_id; #define DRM_I915_QUERY_TOPOLOGY_INFO 1 @@ -3021,6 +3022,7 @@ struct drm_i915_query_item { #define DRM_I915_QUERY_MEMORY_REGIONS 4 #define DRM_I915_QUERY_HWCONFIG_BLOB 5 #define DRM_I915_QUERY_GEOMETRY_SUBSLICES 6 +#define DRM_I915_QUERY_GUC_SUBMISSION_VERSION 7 /* Must be kept compact -- no holes and well documented */ /** @@ -3567,6 +3569,20 @@ struct drm_i915_query_memory_regions { }; /** + * struct drm_i915_query_guc_submission_version - query GuC submission interface version + */ +struct drm_i915_query_guc_submission_version { + /** @branch: Firmware branch version. */ + __u32 branch; + /** @major: Firmware major version. */ + __u32 major; + /** @minor: Firmware minor version. */ + __u32 minor; + /** @patch: Firmware patch version. */ + __u32 patch; +}; + +/** * DOC: GuC HWCONFIG blob uAPI * * The GuC produces a blob with information about the current device. diff --git a/include/uapi/drm/nouveau_drm.h b/include/uapi/drm/nouveau_drm.h index 77d7ff0d5b..5402f77ee8 100644 --- a/include/uapi/drm/nouveau_drm.h +++ b/include/uapi/drm/nouveau_drm.h @@ -68,6 +68,13 @@ extern "C" { */ #define NOUVEAU_GETPARAM_VRAM_USED 19 +/* + * NOUVEAU_GETPARAM_HAS_VMA_TILEMODE + * + * Query whether tile mode and PTE kind are accepted with VM allocs or not. + */ +#define NOUVEAU_GETPARAM_HAS_VMA_TILEMODE 20 + struct drm_nouveau_getparam { __u64 param; __u64 value; @@ -252,34 +259,32 @@ struct drm_nouveau_vm_init { struct drm_nouveau_vm_bind_op { /** * @op: the operation type + * + * Supported values: + * + * %DRM_NOUVEAU_VM_BIND_OP_MAP - Map a GEM object to the GPU's VA + * space. Optionally, the &DRM_NOUVEAU_VM_BIND_SPARSE flag can be + * passed to instruct the kernel to create sparse mappings for the + * given range. + * + * %DRM_NOUVEAU_VM_BIND_OP_UNMAP - Unmap an existing mapping in the + * GPU's VA space. If the region the mapping is located in is a + * sparse region, new sparse mappings are created where the unmapped + * (memory backed) mapping was mapped previously. To remove a sparse + * region the &DRM_NOUVEAU_VM_BIND_SPARSE must be set. */ __u32 op; -/** - * @DRM_NOUVEAU_VM_BIND_OP_MAP: - * - * Map a GEM object to the GPU's VA space. Optionally, the - * &DRM_NOUVEAU_VM_BIND_SPARSE flag can be passed to instruct the kernel to - * create sparse mappings for the given range. - */ #define DRM_NOUVEAU_VM_BIND_OP_MAP 0x0 -/** - * @DRM_NOUVEAU_VM_BIND_OP_UNMAP: - * - * Unmap an existing mapping in the GPU's VA space. If the region the mapping - * is located in is a sparse region, new sparse mappings are created where the - * unmapped (memory backed) mapping was mapped previously. To remove a sparse - * region the &DRM_NOUVEAU_VM_BIND_SPARSE must be set. - */ #define DRM_NOUVEAU_VM_BIND_OP_UNMAP 0x1 /** * @flags: the flags for a &drm_nouveau_vm_bind_op + * + * Supported values: + * + * %DRM_NOUVEAU_VM_BIND_SPARSE - Indicates that an allocated VA + * space region should be sparse. */ __u32 flags; -/** - * @DRM_NOUVEAU_VM_BIND_SPARSE: - * - * Indicates that an allocated VA space region should be sparse. - */ #define DRM_NOUVEAU_VM_BIND_SPARSE (1 << 8) /** * @handle: the handle of the DRM GEM object to map @@ -315,17 +320,17 @@ struct drm_nouveau_vm_bind { __u32 op_count; /** * @flags: the flags for a &drm_nouveau_vm_bind ioctl + * + * Supported values: + * + * %DRM_NOUVEAU_VM_BIND_RUN_ASYNC - Indicates that the given VM_BIND + * operation should be executed asynchronously by the kernel. + * + * If this flag is not supplied the kernel executes the associated + * operations synchronously and doesn't accept any &drm_nouveau_sync + * objects. */ __u32 flags; -/** - * @DRM_NOUVEAU_VM_BIND_RUN_ASYNC: - * - * Indicates that the given VM_BIND operation should be executed asynchronously - * by the kernel. - * - * If this flag is not supplied the kernel executes the associated operations - * synchronously and doesn't accept any &drm_nouveau_sync objects. - */ #define DRM_NOUVEAU_VM_BIND_RUN_ASYNC 0x1 /** * @wait_count: the number of wait &drm_nouveau_syncs diff --git a/include/uapi/drm/qaic_accel.h b/include/uapi/drm/qaic_accel.h index 9dab32316a..d3ca876a08 100644 --- a/include/uapi/drm/qaic_accel.h +++ b/include/uapi/drm/qaic_accel.h @@ -242,18 +242,7 @@ struct qaic_attach_slice_entry { * @dbc_id: In. Associate the sliced BO with this DBC. * @handle: In. GEM handle of the BO to slice. * @dir: In. Direction of data flow. 1 = DMA_TO_DEVICE, 2 = DMA_FROM_DEVICE - * @size: In. Total length of BO being used. This should not exceed base - * size of BO (struct drm_gem_object.base) - * For BOs being allocated using DRM_IOCTL_QAIC_CREATE_BO, size of - * BO requested is PAGE_SIZE aligned then allocated hence allocated - * BO size maybe bigger. This size should not exceed the new - * PAGE_SIZE aligned BO size. - * @dev_addr: In. Device address this slice pushes to or pulls from. - * @db_addr: In. Address of the doorbell to ring. - * @db_data: In. Data to write to the doorbell. - * @db_len: In. Size of the doorbell data in bits - 32, 16, or 8. 0 is for - * inactive doorbells. - * @offset: In. Start of this slice as an offset from the start of the BO. + * @size: Deprecated. This value is ignored and size of @handle is used instead. */ struct qaic_attach_slice_hdr { __u32 count; diff --git a/include/uapi/drm/vmwgfx_drm.h b/include/uapi/drm/vmwgfx_drm.h index 26549c86a9..7d786a0cc8 100644 --- a/include/uapi/drm/vmwgfx_drm.h +++ b/include/uapi/drm/vmwgfx_drm.h @@ -1,6 +1,7 @@ +/* SPDX-License-Identifier: (GPL-2.0 WITH Linux-syscall-note) OR MIT */ /************************************************************************** * - * Copyright © 2009-2022 VMware, Inc., Palo Alto, CA., USA + * Copyright © 2009-2023 VMware, Inc., Palo Alto, CA., USA * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a @@ -902,7 +903,8 @@ struct drm_vmw_shader_arg { /** * enum drm_vmw_surface_flags * - * @drm_vmw_surface_flag_shareable: Whether the surface is shareable + * @drm_vmw_surface_flag_shareable: Deprecated - all userspace surfaces are + * shareable. * @drm_vmw_surface_flag_scanout: Whether the surface is a scanout * surface. * @drm_vmw_surface_flag_create_buffer: Create a backup buffer if none is diff --git a/include/uapi/drm/xe_drm.h b/include/uapi/drm/xe_drm.h index bb0c8a9941..538a3ac95c 100644 --- a/include/uapi/drm/xe_drm.h +++ b/include/uapi/drm/xe_drm.h @@ -575,6 +575,36 @@ struct drm_xe_query_engine_cycles { }; /** + * struct drm_xe_query_uc_fw_version - query a micro-controller firmware version + * + * Given a uc_type this will return the branch, major, minor and patch version + * of the micro-controller firmware. + */ +struct drm_xe_query_uc_fw_version { + /** @uc_type: The micro-controller type to query firmware version */ +#define XE_QUERY_UC_TYPE_GUC_SUBMISSION 0 + __u16 uc_type; + + /** @pad: MBZ */ + __u16 pad; + + /** @branch_ver: branch uc fw version */ + __u32 branch_ver; + /** @major_ver: major uc fw version */ + __u32 major_ver; + /** @minor_ver: minor uc fw version */ + __u32 minor_ver; + /** @patch_ver: patch uc fw version */ + __u32 patch_ver; + + /** @pad2: MBZ */ + __u32 pad2; + + /** @reserved: Reserved */ + __u64 reserved; +}; + +/** * struct drm_xe_device_query - Input of &DRM_IOCTL_XE_DEVICE_QUERY - main * structure to query device information * @@ -643,6 +673,7 @@ struct drm_xe_device_query { #define DRM_XE_DEVICE_QUERY_HWCONFIG 4 #define DRM_XE_DEVICE_QUERY_GT_TOPOLOGY 5 #define DRM_XE_DEVICE_QUERY_ENGINE_CYCLES 6 +#define DRM_XE_DEVICE_QUERY_UC_FW_VERSION 7 /** @query: The type of data to query */ __u32 query; diff --git a/include/uapi/linux/auxvec.h b/include/uapi/linux/auxvec.h index 6991c4b8ab..cc61cb9b3e 100644 --- a/include/uapi/linux/auxvec.h +++ b/include/uapi/linux/auxvec.h @@ -32,6 +32,8 @@ #define AT_HWCAP2 26 /* extension of AT_HWCAP */ #define AT_RSEQ_FEATURE_SIZE 27 /* rseq supported feature size */ #define AT_RSEQ_ALIGN 28 /* rseq allocation alignment */ +#define AT_HWCAP3 29 /* extension of AT_HWCAP */ +#define AT_HWCAP4 30 /* extension of AT_HWCAP */ #define AT_EXECFN 31 /* filename of program */ diff --git a/include/uapi/linux/bits.h b/include/uapi/linux/bits.h new file mode 100644 index 0000000000..3c2a101986 --- /dev/null +++ b/include/uapi/linux/bits.h @@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +/* bits.h: Macros for dealing with bitmasks. */ + +#ifndef _UAPI_LINUX_BITS_H +#define _UAPI_LINUX_BITS_H + +#define __GENMASK(h, l) \ + (((~_UL(0)) - (_UL(1) << (l)) + 1) & \ + (~_UL(0) >> (__BITS_PER_LONG - 1 - (h)))) + +#define __GENMASK_ULL(h, l) \ + (((~_ULL(0)) - (_ULL(1) << (l)) + 1) & \ + (~_ULL(0) >> (__BITS_PER_LONG_LONG - 1 - (h)))) + +#endif /* _UAPI_LINUX_BITS_H */ diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h index 83f31916e2..bcd84985fa 100644 --- a/include/uapi/linux/bpf.h +++ b/include/uapi/linux/bpf.h @@ -42,6 +42,7 @@ #define BPF_JSGE 0x70 /* SGE is signed '>=', GE in x86 */ #define BPF_JSLT 0xc0 /* SLT is signed, '<' */ #define BPF_JSLE 0xd0 /* SLE is signed, '<=' */ +#define BPF_JCOND 0xe0 /* conditional pseudo jumps: may_goto, goto_or_nop */ #define BPF_CALL 0x80 /* function call */ #define BPF_EXIT 0x90 /* function return */ @@ -50,6 +51,10 @@ #define BPF_XCHG (0xe0 | BPF_FETCH) /* atomic exchange */ #define BPF_CMPXCHG (0xf0 | BPF_FETCH) /* atomic compare-and-write */ +enum bpf_cond_pseudo_jmp { + BPF_MAY_GOTO = 0, +}; + /* Register numbers */ enum { BPF_REG_0 = 0, @@ -77,12 +82,29 @@ struct bpf_insn { __s32 imm; /* signed immediate constant */ }; -/* Key of an a BPF_MAP_TYPE_LPM_TRIE entry */ +/* Deprecated: use struct bpf_lpm_trie_key_u8 (when the "data" member is needed for + * byte access) or struct bpf_lpm_trie_key_hdr (when using an alternative type for + * the trailing flexible array member) instead. + */ struct bpf_lpm_trie_key { __u32 prefixlen; /* up to 32 for AF_INET, 128 for AF_INET6 */ __u8 data[0]; /* Arbitrary size */ }; +/* Header for bpf_lpm_trie_key structs */ +struct bpf_lpm_trie_key_hdr { + __u32 prefixlen; +}; + +/* Key of an a BPF_MAP_TYPE_LPM_TRIE entry, with trailing byte array. */ +struct bpf_lpm_trie_key_u8 { + union { + struct bpf_lpm_trie_key_hdr hdr; + __u32 prefixlen; + }; + __u8 data[]; /* Arbitrary size */ +}; + struct bpf_cgroup_storage_key { __u64 cgroup_inode_id; /* cgroup inode id */ __u32 attach_type; /* program attach type (enum bpf_attach_type) */ @@ -617,7 +639,11 @@ union bpf_iter_link_info { * to NULL to begin the batched operation. After each subsequent * **BPF_MAP_LOOKUP_BATCH**, the caller should pass the resultant * *out_batch* as the *in_batch* for the next operation to - * continue iteration from the current point. + * continue iteration from the current point. Both *in_batch* and + * *out_batch* must point to memory large enough to hold a key, + * except for maps of type **BPF_MAP_TYPE_{HASH, PERCPU_HASH, + * LRU_HASH, LRU_PERCPU_HASH}**, for which batch parameters + * must be at least 4 bytes wide regardless of key size. * * The *keys* and *values* are output parameters which must point * to memory large enough to hold *count* items based on the key @@ -847,6 +873,36 @@ union bpf_iter_link_info { * Returns zero on success. On error, -1 is returned and *errno* * is set appropriately. * + * BPF_TOKEN_CREATE + * Description + * Create BPF token with embedded information about what + * BPF-related functionality it allows: + * - a set of allowed bpf() syscall commands; + * - a set of allowed BPF map types to be created with + * BPF_MAP_CREATE command, if BPF_MAP_CREATE itself is allowed; + * - a set of allowed BPF program types and BPF program attach + * types to be loaded with BPF_PROG_LOAD command, if + * BPF_PROG_LOAD itself is allowed. + * + * BPF token is created (derived) from an instance of BPF FS, + * assuming it has necessary delegation mount options specified. + * This BPF token can be passed as an extra parameter to various + * bpf() syscall commands to grant BPF subsystem functionality to + * unprivileged processes. + * + * When created, BPF token is "associated" with the owning + * user namespace of BPF FS instance (super block) that it was + * derived from, and subsequent BPF operations performed with + * BPF token would be performing capabilities checks (i.e., + * CAP_BPF, CAP_PERFMON, CAP_NET_ADMIN, CAP_SYS_ADMIN) within + * that user namespace. Without BPF token, such capabilities + * have to be granted in init user namespace, making bpf() + * syscall incompatible with user namespace, for the most part. + * + * Return + * A new file descriptor (a nonnegative integer), or -1 if an + * error occurred (in which case, *errno* is set appropriately). + * * NOTES * eBPF objects (maps and programs) can be shared between processes. * @@ -901,6 +957,8 @@ enum bpf_cmd { BPF_ITER_CREATE, BPF_LINK_DETACH, BPF_PROG_BIND_MAP, + BPF_TOKEN_CREATE, + __MAX_BPF_CMD, }; enum bpf_map_type { @@ -951,6 +1009,8 @@ enum bpf_map_type { BPF_MAP_TYPE_BLOOM_FILTER, BPF_MAP_TYPE_USER_RINGBUF, BPF_MAP_TYPE_CGRP_STORAGE, + BPF_MAP_TYPE_ARENA, + __MAX_BPF_MAP_TYPE }; /* Note that tracing related programs such as @@ -995,6 +1055,7 @@ enum bpf_prog_type { BPF_PROG_TYPE_SK_LOOKUP, BPF_PROG_TYPE_SYSCALL, /* a program that can execute syscalls */ BPF_PROG_TYPE_NETFILTER, + __MAX_BPF_PROG_TYPE }; enum bpf_attach_type { @@ -1278,6 +1339,10 @@ enum { */ #define BPF_PSEUDO_KFUNC_CALL 2 +enum bpf_addr_space_cast { + BPF_ADDR_SPACE_CAST = 1, +}; + /* flags for BPF_MAP_UPDATE_ELEM command */ enum { BPF_ANY = 0, /* create new element or update existing */ @@ -1330,6 +1395,18 @@ enum { /* Get path from provided FD in BPF_OBJ_PIN/BPF_OBJ_GET commands */ BPF_F_PATH_FD = (1U << 14), + +/* Flag for value_type_btf_obj_fd, the fd is available */ + BPF_F_VTYPE_BTF_OBJ_FD = (1U << 15), + +/* BPF token FD is passed in a corresponding command's token_fd field */ + BPF_F_TOKEN_FD = (1U << 16), + +/* When user space page faults in bpf_arena send SIGSEGV instead of inserting new page */ + BPF_F_SEGV_ON_FAULT = (1U << 17), + +/* Do not translate kernel bpf_arena pointers to user pointers */ + BPF_F_NO_USER_CONV = (1U << 18), }; /* Flags for BPF_PROG_QUERY. */ @@ -1401,8 +1478,20 @@ union bpf_attr { * BPF_MAP_TYPE_BLOOM_FILTER - the lowest 4 bits indicate the * number of hash functions (if 0, the bloom filter will default * to using 5 hash functions). + * + * BPF_MAP_TYPE_ARENA - contains the address where user space + * is going to mmap() the arena. It has to be page aligned. */ __u64 map_extra; + + __s32 value_type_btf_obj_fd; /* fd pointing to a BTF + * type data for + * btf_vmlinux_value_type_id. + */ + /* BPF token FD to use with BPF_MAP_CREATE operation. + * If provided, map_flags should have BPF_F_TOKEN_FD flag set. + */ + __s32 map_token_fd; }; struct { /* anonymous struct used by BPF_MAP_*_ELEM commands */ @@ -1472,6 +1561,10 @@ union bpf_attr { * truncated), or smaller (if log buffer wasn't filled completely). */ __u32 log_true_size; + /* BPF token FD to use with BPF_PROG_LOAD operation. + * If provided, prog_flags should have BPF_F_TOKEN_FD flag set. + */ + __s32 prog_token_fd; }; struct { /* anonymous struct used by BPF_OBJ_* commands */ @@ -1584,6 +1677,11 @@ union bpf_attr { * truncated), or smaller (if log buffer wasn't filled completely). */ __u32 btf_log_true_size; + __u32 btf_flags; + /* BPF token FD to use with BPF_BTF_LOAD operation. + * If provided, btf_flags should have BPF_F_TOKEN_FD flag set. + */ + __s32 btf_token_fd; }; struct { @@ -1714,6 +1812,11 @@ union bpf_attr { __u32 flags; /* extra flags */ } prog_bind_map; + struct { /* struct used by BPF_TOKEN_CREATE command */ + __u32 flags; + __u32 bpffs_fd; + } token_create; + } __attribute__((aligned(8))); /* The description below is an attempt at providing documentation to eBPF @@ -4839,9 +4942,9 @@ union bpf_attr { * going through the CPU's backlog queue. * * The *flags* argument is reserved and must be 0. The helper is - * currently only supported for tc BPF program types at the ingress - * hook and for veth device types. The peer device must reside in a - * different network namespace. + * currently only supported for tc BPF program types at the + * ingress hook and for veth and netkit target device types. The + * peer device must reside in a different network namespace. * Return * The helper returns **TC_ACT_REDIRECT** on success or * **TC_ACT_SHOT** on error. @@ -6487,7 +6590,7 @@ struct bpf_map_info { __u32 btf_id; __u32 btf_key_type_id; __u32 btf_value_type_id; - __u32 :32; /* alignment pad */ + __u32 btf_vmlinux_id; __u64 map_extra; } __attribute__((aligned(8))); @@ -6563,6 +6666,7 @@ struct bpf_link_info { __u32 count; /* in/out: kprobe_multi function count */ __u32 flags; __u64 missed; + __aligned_u64 cookies; } kprobe_multi; struct { __aligned_u64 path; @@ -6582,6 +6686,7 @@ struct bpf_link_info { __aligned_u64 file_name; /* in/out */ __u32 name_len; __u32 offset; /* offset from file_name */ + __u64 cookie; } uprobe; /* BPF_PERF_EVENT_UPROBE, BPF_PERF_EVENT_URETPROBE */ struct { __aligned_u64 func_name; /* in/out */ @@ -6589,14 +6694,19 @@ struct bpf_link_info { __u32 offset; /* offset from func_name */ __u64 addr; __u64 missed; + __u64 cookie; } kprobe; /* BPF_PERF_EVENT_KPROBE, BPF_PERF_EVENT_KRETPROBE */ struct { __aligned_u64 tp_name; /* in/out */ __u32 name_len; + __u32 :32; + __u64 cookie; } tracepoint; /* BPF_PERF_EVENT_TRACEPOINT */ struct { __u64 config; __u32 type; + __u32 :32; + __u64 cookie; } event; /* BPF_PERF_EVENT_EVENT */ }; } perf_event; diff --git a/include/uapi/linux/can.h b/include/uapi/linux/can.h index 939db23882..e78cbd85ce 100644 --- a/include/uapi/linux/can.h +++ b/include/uapi/linux/can.h @@ -193,9 +193,14 @@ struct canfd_frame { #define CANXL_XLF 0x80 /* mandatory CAN XL frame flag (must always be set!) */ #define CANXL_SEC 0x01 /* Simple Extended Content (security/segmentation) */ +/* the 8-bit VCID is optionally placed in the canxl_frame.prio element */ +#define CANXL_VCID_OFFSET 16 /* bit offset of VCID in prio element */ +#define CANXL_VCID_VAL_MASK 0xFFUL /* VCID is an 8-bit value */ +#define CANXL_VCID_MASK (CANXL_VCID_VAL_MASK << CANXL_VCID_OFFSET) + /** * struct canxl_frame - CAN with e'X'tended frame 'L'ength frame structure - * @prio: 11 bit arbitration priority with zero'ed CAN_*_FLAG flags + * @prio: 11 bit arbitration priority with zero'ed CAN_*_FLAG flags / VCID * @flags: additional flags for CAN XL * @sdt: SDU (service data unit) type * @len: frame payload length in byte (CANXL_MIN_DLEN .. CANXL_MAX_DLEN) @@ -205,7 +210,7 @@ struct canfd_frame { * @prio shares the same position as @can_id from struct can[fd]_frame. */ struct canxl_frame { - canid_t prio; /* 11 bit priority for arbitration (canid_t) */ + canid_t prio; /* 11 bit priority for arbitration / 8 bit VCID */ __u8 flags; /* additional flags for CAN XL */ __u8 sdt; /* SDU (service data unit) type */ __u16 len; /* frame payload length in byte */ diff --git a/include/uapi/linux/can/isotp.h b/include/uapi/linux/can/isotp.h index 439c982f7e..6cde62371b 100644 --- a/include/uapi/linux/can/isotp.h +++ b/include/uapi/linux/can/isotp.h @@ -137,6 +137,7 @@ struct can_isotp_ll_options { #define CAN_ISOTP_WAIT_TX_DONE 0x0400 /* wait for tx completion */ #define CAN_ISOTP_SF_BROADCAST 0x0800 /* 1-to-N functional addressing */ #define CAN_ISOTP_CF_BROADCAST 0x1000 /* 1-to-N transmission w/o FC */ +#define CAN_ISOTP_DYN_FC_PARMS 0x2000 /* dynamic FC parameters BS/STmin */ /* protocol machine default values */ diff --git a/include/uapi/linux/can/raw.h b/include/uapi/linux/can/raw.h index 31622c9b79..e024d896e2 100644 --- a/include/uapi/linux/can/raw.h +++ b/include/uapi/linux/can/raw.h @@ -65,6 +65,22 @@ enum { CAN_RAW_FD_FRAMES, /* allow CAN FD frames (default:off) */ CAN_RAW_JOIN_FILTERS, /* all filters must match to trigger */ CAN_RAW_XL_FRAMES, /* allow CAN XL frames (default:off) */ + CAN_RAW_XL_VCID_OPTS, /* CAN XL VCID configuration options */ }; +/* configuration for CAN XL virtual CAN identifier (VCID) handling */ +struct can_raw_vcid_options { + + __u8 flags; /* flags for vcid (filter) behaviour */ + __u8 tx_vcid; /* VCID value set into canxl_frame.prio */ + __u8 rx_vcid; /* VCID value for VCID filter */ + __u8 rx_vcid_mask; /* VCID mask for VCID filter */ + +}; + +/* can_raw_vcid_options.flags for CAN XL virtual CAN identifier handling */ +#define CAN_RAW_XL_VCID_TX_SET 0x01 +#define CAN_RAW_XL_VCID_TX_PASS 0x02 +#define CAN_RAW_XL_VCID_RX_FILTER 0x04 + #endif /* !_UAPI_CAN_RAW_H */ diff --git a/include/uapi/linux/devlink.h b/include/uapi/linux/devlink.h index 130cae0d3e..2da0c7eb67 100644 --- a/include/uapi/linux/devlink.h +++ b/include/uapi/linux/devlink.h @@ -614,7 +614,10 @@ enum devlink_attr { DEVLINK_ATTR_REGION_DIRECT, /* flag */ - /* add new attributes above here, update the policy in devlink.c */ + /* Add new attributes above here, update the spec in + * Documentation/netlink/specs/devlink.yaml and re-generate + * net/devlink/netlink_gen.c. + */ __DEVLINK_ATTR_MAX, DEVLINK_ATTR_MAX = __DEVLINK_ATTR_MAX - 1 diff --git a/include/uapi/linux/dpll.h b/include/uapi/linux/dpll.h index b4e947f9bf..0c13d7f1a1 100644 --- a/include/uapi/linux/dpll.h +++ b/include/uapi/linux/dpll.h @@ -50,6 +50,35 @@ enum dpll_lock_status { DPLL_LOCK_STATUS_MAX = (__DPLL_LOCK_STATUS_MAX - 1) }; +/** + * enum dpll_lock_status_error - if previous status change was done due to a + * failure, this provides information of dpll device lock status error. Valid + * values for DPLL_A_LOCK_STATUS_ERROR attribute + * @DPLL_LOCK_STATUS_ERROR_NONE: dpll device lock status was changed without + * any error + * @DPLL_LOCK_STATUS_ERROR_UNDEFINED: dpll device lock status was changed due + * to undefined error. Driver fills this value up in case it is not able to + * obtain suitable exact error type. + * @DPLL_LOCK_STATUS_ERROR_MEDIA_DOWN: dpll device lock status was changed + * because of associated media got down. This may happen for example if dpll + * device was previously locked on an input pin of type + * PIN_TYPE_SYNCE_ETH_PORT. + * @DPLL_LOCK_STATUS_ERROR_FRACTIONAL_FREQUENCY_OFFSET_TOO_HIGH: the FFO + * (Fractional Frequency Offset) between the RX and TX symbol rate on the + * media got too high. This may happen for example if dpll device was + * previously locked on an input pin of type PIN_TYPE_SYNCE_ETH_PORT. + */ +enum dpll_lock_status_error { + DPLL_LOCK_STATUS_ERROR_NONE = 1, + DPLL_LOCK_STATUS_ERROR_UNDEFINED, + DPLL_LOCK_STATUS_ERROR_MEDIA_DOWN, + DPLL_LOCK_STATUS_ERROR_FRACTIONAL_FREQUENCY_OFFSET_TOO_HIGH, + + /* private: */ + __DPLL_LOCK_STATUS_ERROR_MAX, + DPLL_LOCK_STATUS_ERROR_MAX = (__DPLL_LOCK_STATUS_ERROR_MAX - 1) +}; + #define DPLL_TEMP_DIVIDER 1000 /** @@ -150,6 +179,7 @@ enum dpll_a { DPLL_A_LOCK_STATUS, DPLL_A_TEMP, DPLL_A_TYPE, + DPLL_A_LOCK_STATUS_ERROR, __DPLL_A_MAX, DPLL_A_MAX = (__DPLL_A_MAX - 1) diff --git a/include/uapi/linux/elf.h b/include/uapi/linux/elf.h index 9417309b72..b54b313bcf 100644 --- a/include/uapi/linux/elf.h +++ b/include/uapi/linux/elf.h @@ -440,6 +440,7 @@ typedef struct elf64_shdr { #define NT_ARM_SSVE 0x40b /* ARM Streaming SVE registers */ #define NT_ARM_ZA 0x40c /* ARM SME ZA registers */ #define NT_ARM_ZT 0x40d /* ARM SME ZT registers */ +#define NT_ARM_FPMR 0x40e /* ARM floating point mode register */ #define NT_ARC_V2 0x600 /* ARCv2 accumulator/extra registers */ #define NT_VMCOREDD 0x700 /* Vmcore Device Dump Note */ #define NT_MIPS_DSP 0x800 /* MIPS DSP ASE registers */ diff --git a/include/uapi/linux/ethtool.h b/include/uapi/linux/ethtool.h index 06ef6b78b7..11fc18988b 100644 --- a/include/uapi/linux/ethtool.h +++ b/include/uapi/linux/ethtool.h @@ -2023,6 +2023,53 @@ static inline int ethtool_validate_duplex(__u8 duplex) #define IPV4_FLOW 0x10 /* hash only */ #define IPV6_FLOW 0x11 /* hash only */ #define ETHER_FLOW 0x12 /* spec only (ether_spec) */ + +/* Used for GTP-U IPv4 and IPv6. + * The format of GTP packets only includes + * elements such as TEID and GTP version. + * It is primarily intended for data communication of the UE. + */ +#define GTPU_V4_FLOW 0x13 /* hash only */ +#define GTPU_V6_FLOW 0x14 /* hash only */ + +/* Use for GTP-C IPv4 and v6. + * The format of these GTP packets does not include TEID. + * Primarily expected to be used for communication + * to create sessions for UE data communication, + * commonly referred to as CSR (Create Session Request). + */ +#define GTPC_V4_FLOW 0x15 /* hash only */ +#define GTPC_V6_FLOW 0x16 /* hash only */ + +/* Use for GTP-C IPv4 and v6. + * Unlike GTPC_V4_FLOW, the format of these GTP packets includes TEID. + * After session creation, it becomes this packet. + * This is mainly used for requests to realize UE handover. + */ +#define GTPC_TEID_V4_FLOW 0x17 /* hash only */ +#define GTPC_TEID_V6_FLOW 0x18 /* hash only */ + +/* Use for GTP-U and extended headers for the PSC (PDU Session Container). + * The format of these GTP packets includes TEID and QFI. + * In 5G communication using UPF (User Plane Function), + * data communication with this extended header is performed. + */ +#define GTPU_EH_V4_FLOW 0x19 /* hash only */ +#define GTPU_EH_V6_FLOW 0x1a /* hash only */ + +/* Use for GTP-U IPv4 and v6 PSC (PDU Session Container) extended headers. + * This differs from GTPU_EH_V(4|6)_FLOW in that it is distinguished by + * UL/DL included in the PSC. + * There are differences in the data included based on Downlink/Uplink, + * and can be used to distinguish packets. + * The functions described so far are useful when you want to + * handle communication from the mobile network in UPF, PGW, etc. + */ +#define GTPU_UL_V4_FLOW 0x1b /* hash only */ +#define GTPU_UL_V6_FLOW 0x1c /* hash only */ +#define GTPU_DL_V4_FLOW 0x1d /* hash only */ +#define GTPU_DL_V6_FLOW 0x1e /* hash only */ + /* Flag to enable additional fields in struct ethtool_rx_flow_spec */ #define FLOW_EXT 0x80000000 #define FLOW_MAC_EXT 0x40000000 @@ -2037,6 +2084,7 @@ static inline int ethtool_validate_duplex(__u8 duplex) #define RXH_IP_DST (1 << 5) #define RXH_L4_B_0_1 (1 << 6) /* src port in case of TCP/UDP/SCTP */ #define RXH_L4_B_2_3 (1 << 7) /* dst port in case of TCP/UDP/SCTP */ +#define RXH_GTP_TEID (1 << 8) /* teid in case of GTP */ #define RXH_DISCARD (1 << 31) #define RX_CLS_FLOW_DISC 0xffffffffffffffffULL diff --git a/include/uapi/linux/eventpoll.h b/include/uapi/linux/eventpoll.h index cfbcc4cc49..4f4b948ef3 100644 --- a/include/uapi/linux/eventpoll.h +++ b/include/uapi/linux/eventpoll.h @@ -85,4 +85,17 @@ struct epoll_event { __u64 data; } EPOLL_PACKED; +struct epoll_params { + __u32 busy_poll_usecs; + __u16 busy_poll_budget; + __u8 prefer_busy_poll; + + /* pad the struct to a multiple of 64bits */ + __u8 __pad; +}; + +#define EPOLL_IOC_TYPE 0x8A +#define EPIOCSPARAMS _IOW(EPOLL_IOC_TYPE, 0x01, struct epoll_params) +#define EPIOCGPARAMS _IOR(EPOLL_IOC_TYPE, 0x02, struct epoll_params) + #endif /* _UAPI_LINUX_EVENTPOLL_H */ diff --git a/include/uapi/linux/fanotify.h b/include/uapi/linux/fanotify.h index cd14c94e9a..a37de58ca5 100644 --- a/include/uapi/linux/fanotify.h +++ b/include/uapi/linux/fanotify.h @@ -8,8 +8,8 @@ #define FAN_ACCESS 0x00000001 /* File was accessed */ #define FAN_MODIFY 0x00000002 /* File was modified */ #define FAN_ATTRIB 0x00000004 /* Metadata changed */ -#define FAN_CLOSE_WRITE 0x00000008 /* Writtable file closed */ -#define FAN_CLOSE_NOWRITE 0x00000010 /* Unwrittable file closed */ +#define FAN_CLOSE_WRITE 0x00000008 /* Writable file closed */ +#define FAN_CLOSE_NOWRITE 0x00000010 /* Unwritable file closed */ #define FAN_OPEN 0x00000020 /* File was opened */ #define FAN_MOVED_FROM 0x00000040 /* File was moved from X */ #define FAN_MOVED_TO 0x00000080 /* File was moved to Y */ diff --git a/include/uapi/linux/fb.h b/include/uapi/linux/fb.h index 3a49913d00..cde8f173f5 100644 --- a/include/uapi/linux/fb.h +++ b/include/uapi/linux/fb.h @@ -4,6 +4,7 @@ #include <linux/types.h> #include <linux/i2c.h> +#include <linux/vesa.h> /* Definitions of frame buffers */ @@ -293,13 +294,6 @@ struct fb_con2fbmap { __u32 framebuffer; }; -/* VESA Blanking Levels */ -#define VESA_NO_BLANKING 0 -#define VESA_VSYNC_SUSPEND 1 -#define VESA_HSYNC_SUSPEND 2 -#define VESA_POWERDOWN 3 - - enum { /* screen: unblanked, hsync: on, vsync: on */ FB_BLANK_UNBLANK = VESA_NO_BLANKING, diff --git a/include/uapi/linux/fs.h b/include/uapi/linux/fs.h index 48ad69f772..45e4e64fd6 100644 --- a/include/uapi/linux/fs.h +++ b/include/uapi/linux/fs.h @@ -64,6 +64,24 @@ struct fstrim_range { __u64 minlen; }; +/* + * We include a length field because some filesystems (vfat) have an identifier + * that we do want to expose as a UUID, but doesn't have the standard length. + * + * We use a fixed size buffer beacuse this interface will, by fiat, never + * support "UUIDs" longer than 16 bytes; we don't want to force all downstream + * users to have to deal with that. + */ +struct fsuuid2 { + __u8 len; + __u8 uuid[16]; +}; + +struct fs_sysfs_path { + __u8 len; + __u8 name[128]; +}; + /* extent-same (dedupe) ioctls; these MUST match the btrfs ioctl definitions */ #define FILE_DEDUPE_RANGE_SAME 0 #define FILE_DEDUPE_RANGE_DIFFERS 1 @@ -215,6 +233,13 @@ struct fsxattr { #define FS_IOC_FSSETXATTR _IOW('X', 32, struct fsxattr) #define FS_IOC_GETFSLABEL _IOR(0x94, 49, char[FSLABEL_MAX]) #define FS_IOC_SETFSLABEL _IOW(0x94, 50, char[FSLABEL_MAX]) +/* Returns the external filesystem UUID, the same one blkid returns */ +#define FS_IOC_GETFSUUID _IOR(0x15, 0, struct fsuuid2) +/* + * Returns the path component under /sys/fs/ that refers to this filesystem; + * also /sys/kernel/debug/ for filesystems with debugfs exports + */ +#define FS_IOC_GETFSSYSFSPATH _IOR(0x15, 1, struct fs_sysfs_path) /* * Inode flags (FS_IOC_GETFLAGS / FS_IOC_SETFLAGS) @@ -301,9 +326,12 @@ typedef int __bitwise __kernel_rwf_t; /* per-IO O_APPEND */ #define RWF_APPEND ((__force __kernel_rwf_t)0x00000010) +/* per-IO negation of O_APPEND */ +#define RWF_NOAPPEND ((__force __kernel_rwf_t)0x00000020) + /* mask of flags supported by the kernel */ #define RWF_SUPPORTED (RWF_HIPRI | RWF_DSYNC | RWF_SYNC | RWF_NOWAIT |\ - RWF_APPEND) + RWF_APPEND | RWF_NOAPPEND) /* Pagemap ioctl */ #define PAGEMAP_SCAN _IOWR('f', 16, struct pm_scan_arg) diff --git a/include/uapi/linux/fuse.h b/include/uapi/linux/fuse.h index e7418d15fe..d08b99d60f 100644 --- a/include/uapi/linux/fuse.h +++ b/include/uapi/linux/fuse.h @@ -211,6 +211,12 @@ * 7.39 * - add FUSE_DIRECT_IO_ALLOW_MMAP * - add FUSE_STATX and related structures + * + * 7.40 + * - add max_stack_depth to fuse_init_out, add FUSE_PASSTHROUGH init flag + * - add backing_id to fuse_open_out, add FOPEN_PASSTHROUGH open flag + * - add FUSE_NO_EXPORT_SUPPORT init flag + * - add FUSE_NOTIFY_RESEND, add FUSE_HAS_RESEND init flag */ #ifndef _LINUX_FUSE_H @@ -246,7 +252,7 @@ #define FUSE_KERNEL_VERSION 7 /** Minor version number of this interface */ -#define FUSE_KERNEL_MINOR_VERSION 39 +#define FUSE_KERNEL_MINOR_VERSION 40 /** The node ID of the root inode */ #define FUSE_ROOT_ID 1 @@ -353,6 +359,7 @@ struct fuse_file_lock { * FOPEN_STREAM: the file is stream-like (no file position at all) * FOPEN_NOFLUSH: don't flush data cache on close (unless FUSE_WRITEBACK_CACHE) * FOPEN_PARALLEL_DIRECT_WRITES: Allow concurrent direct writes on the same inode + * FOPEN_PASSTHROUGH: passthrough read/write io for this open file */ #define FOPEN_DIRECT_IO (1 << 0) #define FOPEN_KEEP_CACHE (1 << 1) @@ -361,6 +368,7 @@ struct fuse_file_lock { #define FOPEN_STREAM (1 << 4) #define FOPEN_NOFLUSH (1 << 5) #define FOPEN_PARALLEL_DIRECT_WRITES (1 << 6) +#define FOPEN_PASSTHROUGH (1 << 7) /** * INIT request/reply flags @@ -410,6 +418,9 @@ struct fuse_file_lock { * symlink and mknod (single group that matches parent) * FUSE_HAS_EXPIRE_ONLY: kernel supports expiry-only entry invalidation * FUSE_DIRECT_IO_ALLOW_MMAP: allow shared mmap in FOPEN_DIRECT_IO mode. + * FUSE_NO_EXPORT_SUPPORT: explicitly disable export support + * FUSE_HAS_RESEND: kernel supports resending pending requests, and the high bit + * of the request ID indicates resend requests */ #define FUSE_ASYNC_READ (1 << 0) #define FUSE_POSIX_LOCKS (1 << 1) @@ -449,6 +460,9 @@ struct fuse_file_lock { #define FUSE_CREATE_SUPP_GROUP (1ULL << 34) #define FUSE_HAS_EXPIRE_ONLY (1ULL << 35) #define FUSE_DIRECT_IO_ALLOW_MMAP (1ULL << 36) +#define FUSE_PASSTHROUGH (1ULL << 37) +#define FUSE_NO_EXPORT_SUPPORT (1ULL << 38) +#define FUSE_HAS_RESEND (1ULL << 39) /* Obsolete alias for FUSE_DIRECT_IO_ALLOW_MMAP */ #define FUSE_DIRECT_IO_RELAX FUSE_DIRECT_IO_ALLOW_MMAP @@ -635,6 +649,7 @@ enum fuse_notify_code { FUSE_NOTIFY_STORE = 4, FUSE_NOTIFY_RETRIEVE = 5, FUSE_NOTIFY_DELETE = 6, + FUSE_NOTIFY_RESEND = 7, FUSE_NOTIFY_CODE_MAX, }; @@ -761,7 +776,7 @@ struct fuse_create_in { struct fuse_open_out { uint64_t fh; uint32_t open_flags; - uint32_t padding; + int32_t backing_id; }; struct fuse_release_in { @@ -877,7 +892,8 @@ struct fuse_init_out { uint16_t max_pages; uint16_t map_alignment; uint32_t flags2; - uint32_t unused[7]; + uint32_t max_stack_depth; + uint32_t unused[6]; }; #define CUSE_INIT_INFO_MAX 4096 @@ -960,6 +976,14 @@ struct fuse_fallocate_in { uint32_t padding; }; +/** + * FUSE request unique ID flag + * + * Indicates whether this is a resend request. The receiver should handle this + * request accordingly. + */ +#define FUSE_UNIQUE_RESEND (1ULL << 63) + struct fuse_in_header { uint32_t len; uint32_t opcode; @@ -1049,9 +1073,18 @@ struct fuse_notify_retrieve_in { uint64_t dummy4; }; +struct fuse_backing_map { + int32_t fd; + uint32_t flags; + uint64_t padding; +}; + /* Device ioctls: */ #define FUSE_DEV_IOC_MAGIC 229 #define FUSE_DEV_IOC_CLONE _IOR(FUSE_DEV_IOC_MAGIC, 0, uint32_t) +#define FUSE_DEV_IOC_BACKING_OPEN _IOW(FUSE_DEV_IOC_MAGIC, 1, \ + struct fuse_backing_map) +#define FUSE_DEV_IOC_BACKING_CLOSE _IOW(FUSE_DEV_IOC_MAGIC, 2, uint32_t) struct fuse_lseek_in { uint64_t fh; diff --git a/include/uapi/linux/gpio.h b/include/uapi/linux/gpio.h index cb9966d49a..f7cb8ae87d 100644 --- a/include/uapi/linux/gpio.h +++ b/include/uapi/linux/gpio.h @@ -67,7 +67,7 @@ struct gpiochip_info { * @GPIO_V2_LINE_FLAG_BIAS_DISABLED: line has bias disabled * @GPIO_V2_LINE_FLAG_EVENT_CLOCK_REALTIME: line events contain REALTIME timestamps * @GPIO_V2_LINE_FLAG_EVENT_CLOCK_HTE: line events contain timestamps from - * hardware timestamp engine + * the hardware timestamping engine (HTE) subsystem */ enum gpio_v2_line_flag { GPIO_V2_LINE_FLAG_USED = _BITULL(0), @@ -88,10 +88,10 @@ enum gpio_v2_line_flag { /** * struct gpio_v2_line_values - Values of GPIO lines * @bits: a bitmap containing the value of the lines, set to 1 for active - * and 0 for inactive. + * and 0 for inactive * @mask: a bitmap identifying the lines to get or set, with each bit * number corresponding to the index into &struct - * gpio_v2_line_request.offsets. + * gpio_v2_line_request.offsets */ struct gpio_v2_line_values { __aligned_u64 bits; @@ -123,7 +123,7 @@ enum gpio_v2_line_attr_id { * @values: if id is %GPIO_V2_LINE_ATTR_ID_OUTPUT_VALUES, a bitmap * containing the values to which the lines will be set, with each bit * number corresponding to the index into &struct - * gpio_v2_line_request.offsets. + * gpio_v2_line_request.offsets * @debounce_period_us: if id is %GPIO_V2_LINE_ATTR_ID_DEBOUNCE, the * desired debounce period, in microseconds */ @@ -143,7 +143,7 @@ struct gpio_v2_line_attribute { * @attr: the configurable attribute * @mask: a bitmap identifying the lines to which the attribute applies, * with each bit number corresponding to the index into &struct - * gpio_v2_line_request.offsets. + * gpio_v2_line_request.offsets */ struct gpio_v2_line_config_attribute { struct gpio_v2_line_attribute attr; @@ -178,7 +178,7 @@ struct gpio_v2_line_config { * associated GPIO chip * @consumer: a desired consumer label for the selected GPIO lines such as * "my-bitbanged-relay" - * @config: requested configuration for the lines. + * @config: requested configuration for the lines * @num_lines: number of lines requested in this request, i.e. the number * of valid fields in the %GPIO_V2_LINES_MAX sized arrays, set to 1 to * request a single line @@ -189,9 +189,8 @@ struct gpio_v2_line_config { * buffer. If this field is zero then the buffer size defaults to a minimum * of @num_lines * 16. * @padding: reserved for future use and must be zero filled - * @fd: if successful this field will contain a valid anonymous file handle - * after a %GPIO_GET_LINE_IOCTL operation, zero or negative value means - * error + * @fd: after a successful %GPIO_V2_GET_LINE_IOCTL operation, contains + * a valid anonymous file descriptor representing the request */ struct gpio_v2_line_request { __u32 offsets[GPIO_V2_LINES_MAX]; @@ -217,7 +216,7 @@ struct gpio_v2_line_request { * @num_attrs: the number of attributes in @attrs * @flags: flags for this GPIO line, with values from &enum * gpio_v2_line_flag, such as %GPIO_V2_LINE_FLAG_ACTIVE_LOW, - * %GPIO_V2_LINE_FLAG_OUTPUT etc, added together. + * %GPIO_V2_LINE_FLAG_OUTPUT etc, added together * @attrs: the configuration attributes associated with the line * @padding: reserved for future use */ @@ -274,7 +273,7 @@ enum gpio_v2_line_event_id { /** * struct gpio_v2_line_event - The actual event being pushed to userspace - * @timestamp_ns: best estimate of time of event occurrence, in nanoseconds. + * @timestamp_ns: best estimate of time of event occurrence, in nanoseconds * @id: event identifier with value from &enum gpio_v2_line_event_id * @offset: the offset of the line that triggered the event * @seqno: the sequence number for this event in the sequence of events for @@ -289,6 +288,10 @@ enum gpio_v2_line_event_id { * * If the %GPIO_V2_LINE_FLAG_EVENT_CLOCK_REALTIME flag is set then the * @timestamp_ns is read from %CLOCK_REALTIME. + * + * If the %GPIO_V2_LINE_FLAG_EVENT_CLOCK_HTE flag is set then the + * @timestamp_ns is provided by the hardware timestamping engine (HTE) + * subsystem. */ struct gpio_v2_line_event { __aligned_u64 timestamp_ns; @@ -330,7 +333,7 @@ struct gpio_v2_line_event { * also be empty if the consumer doesn't set this up * * Note: This struct is part of ABI v1 and is deprecated. - * Use &struct gpio_v2_line_info instead. + * Use ABI v2 and &struct gpio_v2_line_info instead. */ struct gpioline_info { __u32 line_offset; @@ -365,7 +368,7 @@ enum { * at the end of the structure on 64-bit architectures. * * Note: This struct is part of ABI v1 and is deprecated. - * Use &struct gpio_v2_line_info_changed instead. + * Use ABI v2 and &struct gpio_v2_line_info_changed instead. */ struct gpioline_info_changed { struct gpioline_info info; @@ -396,18 +399,17 @@ struct gpioline_info_changed { * a batch of input or output lines, but they must all have the same * characteristics, i.e. all inputs or all outputs, all active low etc * @default_values: if the %GPIOHANDLE_REQUEST_OUTPUT is set for a requested - * line, this specifies the default output value, should be 0 (low) or - * 1 (high), anything else than 0 or 1 will be interpreted as 1 (high) + * line, this specifies the default output value, should be 0 (inactive) or + * 1 (active). Anything other than 0 or 1 will be interpreted as active. * @consumer_label: a desired consumer label for the selected GPIO line(s) * such as "my-bitbanged-relay" * @lines: number of lines requested in this request, i.e. the number of * valid fields in the above arrays, set to 1 to request a single line - * @fd: if successful this field will contain a valid anonymous file handle - * after a %GPIO_GET_LINEHANDLE_IOCTL operation, zero or negative value - * means error + * @fd: after a successful %GPIO_GET_LINEHANDLE_IOCTL operation, contains + * a valid anonymous file descriptor representing the request * * Note: This struct is part of ABI v1 and is deprecated. - * Use &struct gpio_v2_line_request instead. + * Use ABI v2 and &struct gpio_v2_line_request instead. */ struct gpiohandle_request { __u32 lineoffsets[GPIOHANDLES_MAX]; @@ -424,12 +426,12 @@ struct gpiohandle_request { * %GPIOHANDLE_REQUEST_OUTPUT, %GPIOHANDLE_REQUEST_ACTIVE_LOW etc, added * together * @default_values: if the %GPIOHANDLE_REQUEST_OUTPUT is set in flags, - * this specifies the default output value, should be 0 (low) or - * 1 (high), anything else than 0 or 1 will be interpreted as 1 (high) + * this specifies the default output value, should be 0 (inactive) or + * 1 (active). Anything other than 0 or 1 will be interpreted as active. * @padding: reserved for future use and should be zero filled * * Note: This struct is part of ABI v1 and is deprecated. - * Use &struct gpio_v2_line_config instead. + * Use ABI v2 and &struct gpio_v2_line_config instead. */ struct gpiohandle_config { __u32 flags; @@ -441,10 +443,11 @@ struct gpiohandle_config { * struct gpiohandle_data - Information of values on a GPIO handle * @values: when getting the state of lines this contains the current * state of a line, when setting the state of lines these should contain - * the desired target state + * the desired target state. States are 0 (inactive) or 1 (active). + * When setting, anything other than 0 or 1 will be interpreted as active. * * Note: This struct is part of ABI v1 and is deprecated. - * Use &struct gpio_v2_line_values instead. + * Use ABI v2 and &struct gpio_v2_line_values instead. */ struct gpiohandle_data { __u8 values[GPIOHANDLES_MAX]; @@ -465,12 +468,11 @@ struct gpiohandle_data { * %GPIOEVENT_REQUEST_RISING_EDGE or %GPIOEVENT_REQUEST_FALLING_EDGE * @consumer_label: a desired consumer label for the selected GPIO line(s) * such as "my-listener" - * @fd: if successful this field will contain a valid anonymous file handle - * after a %GPIO_GET_LINEEVENT_IOCTL operation, zero or negative value - * means error + * @fd: after a successful %GPIO_GET_LINEEVENT_IOCTL operation, contains a + * valid anonymous file descriptor representing the request * * Note: This struct is part of ABI v1 and is deprecated. - * Use &struct gpio_v2_line_request instead. + * Use ABI v2 and &struct gpio_v2_line_request instead. */ struct gpioevent_request { __u32 lineoffset; @@ -489,10 +491,11 @@ struct gpioevent_request { /** * struct gpioevent_data - The actual event being pushed to userspace * @timestamp: best estimate of time of event occurrence, in nanoseconds - * @id: event identifier + * @id: event identifier, one of %GPIOEVENT_EVENT_RISING_EDGE or + * %GPIOEVENT_EVENT_FALLING_EDGE * * Note: This struct is part of ABI v1 and is deprecated. - * Use &struct gpio_v2_line_event instead. + * Use ABI v2 and &struct gpio_v2_line_event instead. */ struct gpioevent_data { __u64 timestamp; diff --git a/include/uapi/linux/if_link.h b/include/uapi/linux/if_link.h index ab9bcff96e..ffa637b38c 100644 --- a/include/uapi/linux/if_link.h +++ b/include/uapi/linux/if_link.h @@ -1505,6 +1505,7 @@ enum { IFLA_BOND_AD_LACP_ACTIVE, IFLA_BOND_MISSED_MAX, IFLA_BOND_NS_IP6_TARGET, + IFLA_BOND_COUPLED_CONTROL, __IFLA_BOND_MAX, }; diff --git a/include/uapi/linux/inotify.h b/include/uapi/linux/inotify.h index b3e165853d..d94f20e38e 100644 --- a/include/uapi/linux/inotify.h +++ b/include/uapi/linux/inotify.h @@ -30,8 +30,8 @@ struct inotify_event { #define IN_ACCESS 0x00000001 /* File was accessed */ #define IN_MODIFY 0x00000002 /* File was modified */ #define IN_ATTRIB 0x00000004 /* Metadata changed */ -#define IN_CLOSE_WRITE 0x00000008 /* Writtable file was closed */ -#define IN_CLOSE_NOWRITE 0x00000010 /* Unwrittable file closed */ +#define IN_CLOSE_WRITE 0x00000008 /* Writable file was closed */ +#define IN_CLOSE_NOWRITE 0x00000010 /* Unwritable file closed */ #define IN_OPEN 0x00000020 /* File was opened */ #define IN_MOVED_FROM 0x00000040 /* File was moved from X */ #define IN_MOVED_TO 0x00000080 /* File was moved to Y */ diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h index 7a673b5282..7bd10201a0 100644 --- a/include/uapi/linux/io_uring.h +++ b/include/uapi/linux/io_uring.h @@ -255,6 +255,7 @@ enum io_uring_op { IORING_OP_FUTEX_WAKE, IORING_OP_FUTEX_WAITV, IORING_OP_FIXED_FD_INSTALL, + IORING_OP_FTRUNCATE, /* this goes last, obviously */ IORING_OP_LAST, @@ -570,6 +571,10 @@ enum { /* return status information for a buffer group */ IORING_REGISTER_PBUF_STATUS = 26, + /* set/clear busy poll settings */ + IORING_REGISTER_NAPI = 27, + IORING_UNREGISTER_NAPI = 28, + /* this goes last */ IORING_REGISTER_LAST, @@ -703,6 +708,14 @@ struct io_uring_buf_status { __u32 resv[8]; }; +/* argument for IORING_(UN)REGISTER_NAPI */ +struct io_uring_napi { + __u32 busy_poll_to; + __u8 prefer_busy_poll; + __u8 pad[3]; + __u64 resv; +}; + /* * io_uring_restriction->opcode values */ diff --git a/include/uapi/linux/ioam6_genl.h b/include/uapi/linux/ioam6_genl.h index ca4b228337..1733fbc51f 100644 --- a/include/uapi/linux/ioam6_genl.h +++ b/include/uapi/linux/ioam6_genl.h @@ -49,4 +49,24 @@ enum { #define IOAM6_CMD_MAX (__IOAM6_CMD_MAX - 1) +#define IOAM6_GENL_EV_GRP_NAME "ioam6_events" + +enum ioam6_event_type { + IOAM6_EVENT_UNSPEC, + IOAM6_EVENT_TRACE, +}; + +enum ioam6_event_attr { + IOAM6_EVENT_ATTR_UNSPEC, + + IOAM6_EVENT_ATTR_TRACE_NAMESPACE, /* u16 */ + IOAM6_EVENT_ATTR_TRACE_NODELEN, /* u8 */ + IOAM6_EVENT_ATTR_TRACE_TYPE, /* u32 */ + IOAM6_EVENT_ATTR_TRACE_DATA, /* Binary */ + + __IOAM6_EVENT_ATTR_MAX +}; + +#define IOAM6_EVENT_ATTR_MAX (__IOAM6_EVENT_ATTR_MAX - 1) + #endif /* _UAPI_LINUX_IOAM6_GENL_H */ diff --git a/include/uapi/linux/iommu.h b/include/uapi/linux/iommu.h deleted file mode 100644 index 65d8b0234f..0000000000 --- a/include/uapi/linux/iommu.h +++ /dev/null @@ -1,161 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ -/* - * IOMMU user API definitions - */ - -#ifndef _UAPI_IOMMU_H -#define _UAPI_IOMMU_H - -#include <linux/types.h> - -#define IOMMU_FAULT_PERM_READ (1 << 0) /* read */ -#define IOMMU_FAULT_PERM_WRITE (1 << 1) /* write */ -#define IOMMU_FAULT_PERM_EXEC (1 << 2) /* exec */ -#define IOMMU_FAULT_PERM_PRIV (1 << 3) /* privileged */ - -/* Generic fault types, can be expanded IRQ remapping fault */ -enum iommu_fault_type { - IOMMU_FAULT_DMA_UNRECOV = 1, /* unrecoverable fault */ - IOMMU_FAULT_PAGE_REQ, /* page request fault */ -}; - -enum iommu_fault_reason { - IOMMU_FAULT_REASON_UNKNOWN = 0, - - /* Could not access the PASID table (fetch caused external abort) */ - IOMMU_FAULT_REASON_PASID_FETCH, - - /* PASID entry is invalid or has configuration errors */ - IOMMU_FAULT_REASON_BAD_PASID_ENTRY, - - /* - * PASID is out of range (e.g. exceeds the maximum PASID - * supported by the IOMMU) or disabled. - */ - IOMMU_FAULT_REASON_PASID_INVALID, - - /* - * An external abort occurred fetching (or updating) a translation - * table descriptor - */ - IOMMU_FAULT_REASON_WALK_EABT, - - /* - * Could not access the page table entry (Bad address), - * actual translation fault - */ - IOMMU_FAULT_REASON_PTE_FETCH, - - /* Protection flag check failed */ - IOMMU_FAULT_REASON_PERMISSION, - - /* access flag check failed */ - IOMMU_FAULT_REASON_ACCESS, - - /* Output address of a translation stage caused Address Size fault */ - IOMMU_FAULT_REASON_OOR_ADDRESS, -}; - -/** - * struct iommu_fault_unrecoverable - Unrecoverable fault data - * @reason: reason of the fault, from &enum iommu_fault_reason - * @flags: parameters of this fault (IOMMU_FAULT_UNRECOV_* values) - * @pasid: Process Address Space ID - * @perm: requested permission access using by the incoming transaction - * (IOMMU_FAULT_PERM_* values) - * @addr: offending page address - * @fetch_addr: address that caused a fetch abort, if any - */ -struct iommu_fault_unrecoverable { - __u32 reason; -#define IOMMU_FAULT_UNRECOV_PASID_VALID (1 << 0) -#define IOMMU_FAULT_UNRECOV_ADDR_VALID (1 << 1) -#define IOMMU_FAULT_UNRECOV_FETCH_ADDR_VALID (1 << 2) - __u32 flags; - __u32 pasid; - __u32 perm; - __u64 addr; - __u64 fetch_addr; -}; - -/** - * struct iommu_fault_page_request - Page Request data - * @flags: encodes whether the corresponding fields are valid and whether this - * is the last page in group (IOMMU_FAULT_PAGE_REQUEST_* values). - * When IOMMU_FAULT_PAGE_RESPONSE_NEEDS_PASID is set, the page response - * must have the same PASID value as the page request. When it is clear, - * the page response should not have a PASID. - * @pasid: Process Address Space ID - * @grpid: Page Request Group Index - * @perm: requested page permissions (IOMMU_FAULT_PERM_* values) - * @addr: page address - * @private_data: device-specific private information - */ -struct iommu_fault_page_request { -#define IOMMU_FAULT_PAGE_REQUEST_PASID_VALID (1 << 0) -#define IOMMU_FAULT_PAGE_REQUEST_LAST_PAGE (1 << 1) -#define IOMMU_FAULT_PAGE_REQUEST_PRIV_DATA (1 << 2) -#define IOMMU_FAULT_PAGE_RESPONSE_NEEDS_PASID (1 << 3) - __u32 flags; - __u32 pasid; - __u32 grpid; - __u32 perm; - __u64 addr; - __u64 private_data[2]; -}; - -/** - * struct iommu_fault - Generic fault data - * @type: fault type from &enum iommu_fault_type - * @padding: reserved for future use (should be zero) - * @event: fault event, when @type is %IOMMU_FAULT_DMA_UNRECOV - * @prm: Page Request message, when @type is %IOMMU_FAULT_PAGE_REQ - * @padding2: sets the fault size to allow for future extensions - */ -struct iommu_fault { - __u32 type; - __u32 padding; - union { - struct iommu_fault_unrecoverable event; - struct iommu_fault_page_request prm; - __u8 padding2[56]; - }; -}; - -/** - * enum iommu_page_response_code - Return status of fault handlers - * @IOMMU_PAGE_RESP_SUCCESS: Fault has been handled and the page tables - * populated, retry the access. This is "Success" in PCI PRI. - * @IOMMU_PAGE_RESP_FAILURE: General error. Drop all subsequent faults from - * this device if possible. This is "Response Failure" in PCI PRI. - * @IOMMU_PAGE_RESP_INVALID: Could not handle this fault, don't retry the - * access. This is "Invalid Request" in PCI PRI. - */ -enum iommu_page_response_code { - IOMMU_PAGE_RESP_SUCCESS = 0, - IOMMU_PAGE_RESP_INVALID, - IOMMU_PAGE_RESP_FAILURE, -}; - -/** - * struct iommu_page_response - Generic page response information - * @argsz: User filled size of this data - * @version: API version of this structure - * @flags: encodes whether the corresponding fields are valid - * (IOMMU_FAULT_PAGE_RESPONSE_* values) - * @pasid: Process Address Space ID - * @grpid: Page Request Group Index - * @code: response code from &enum iommu_page_response_code - */ -struct iommu_page_response { - __u32 argsz; -#define IOMMU_PAGE_RESP_VERSION_1 1 - __u32 version; -#define IOMMU_PAGE_RESP_PASID_VALID (1 << 0) - __u32 flags; - __u32 pasid; - __u32 grpid; - __u32 code; -}; - -#endif /* _UAPI_IOMMU_H */ diff --git a/include/uapi/linux/kfd_ioctl.h b/include/uapi/linux/kfd_ioctl.h index 5fdaf0ab46..2040a470dd 100644 --- a/include/uapi/linux/kfd_ioctl.h +++ b/include/uapi/linux/kfd_ioctl.h @@ -40,9 +40,10 @@ * - 1.12 - Add DMA buf export ioctl * - 1.13 - Add debugger API * - 1.14 - Update kfd_event_data + * - 1.15 - Enable managing mappings in compute VMs with GEM_VA ioctl */ #define KFD_IOCTL_MAJOR_VERSION 1 -#define KFD_IOCTL_MINOR_VERSION 14 +#define KFD_IOCTL_MINOR_VERSION 15 struct kfd_ioctl_get_version_args { __u32 major_version; /* from KFD */ diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h index c330853648..2190adbe30 100644 --- a/include/uapi/linux/kvm.h +++ b/include/uapi/linux/kvm.h @@ -16,6 +16,11 @@ #define KVM_API_VERSION 12 +/* + * Backwards-compatible definitions. + */ +#define __KVM_HAVE_GUEST_DEBUG + /* for KVM_SET_USER_MEMORY_REGION */ struct kvm_userspace_memory_region { __u32 slot; @@ -85,43 +90,6 @@ struct kvm_pit_config { #define KVM_PIT_SPEAKER_DUMMY 1 -struct kvm_s390_skeys { - __u64 start_gfn; - __u64 count; - __u64 skeydata_addr; - __u32 flags; - __u32 reserved[9]; -}; - -#define KVM_S390_CMMA_PEEK (1 << 0) - -/** - * kvm_s390_cmma_log - Used for CMMA migration. - * - * Used both for input and output. - * - * @start_gfn: Guest page number to start from. - * @count: Size of the result buffer. - * @flags: Control operation mode via KVM_S390_CMMA_* flags - * @remaining: Used with KVM_S390_GET_CMMA_BITS. Indicates how many dirty - * pages are still remaining. - * @mask: Used with KVM_S390_SET_CMMA_BITS. Bitmap of bits to actually set - * in the PGSTE. - * @values: Pointer to the values buffer. - * - * Used in KVM_S390_{G,S}ET_CMMA_BITS ioctls. - */ -struct kvm_s390_cmma_log { - __u64 start_gfn; - __u32 count; - __u32 flags; - union { - __u64 remaining; - __u64 mask; - }; - __u64 values; -}; - struct kvm_hyperv_exit { #define KVM_EXIT_HYPERV_SYNIC 1 #define KVM_EXIT_HYPERV_HCALL 2 @@ -315,11 +283,6 @@ struct kvm_run { __u32 ipb; } s390_sieic; /* KVM_EXIT_S390_RESET */ -#define KVM_S390_RESET_POR 1 -#define KVM_S390_RESET_CLEAR 2 -#define KVM_S390_RESET_SUBSYSTEM 4 -#define KVM_S390_RESET_CPU_INIT 8 -#define KVM_S390_RESET_IPL 16 __u64 s390_reset_flags; /* KVM_EXIT_S390_UCONTROL */ struct { @@ -536,43 +499,6 @@ struct kvm_translation { __u8 pad[5]; }; -/* for KVM_S390_MEM_OP */ -struct kvm_s390_mem_op { - /* in */ - __u64 gaddr; /* the guest address */ - __u64 flags; /* flags */ - __u32 size; /* amount of bytes */ - __u32 op; /* type of operation */ - __u64 buf; /* buffer in userspace */ - union { - struct { - __u8 ar; /* the access register number */ - __u8 key; /* access key, ignored if flag unset */ - __u8 pad1[6]; /* ignored */ - __u64 old_addr; /* ignored if cmpxchg flag unset */ - }; - __u32 sida_offset; /* offset into the sida */ - __u8 reserved[32]; /* ignored */ - }; -}; -/* types for kvm_s390_mem_op->op */ -#define KVM_S390_MEMOP_LOGICAL_READ 0 -#define KVM_S390_MEMOP_LOGICAL_WRITE 1 -#define KVM_S390_MEMOP_SIDA_READ 2 -#define KVM_S390_MEMOP_SIDA_WRITE 3 -#define KVM_S390_MEMOP_ABSOLUTE_READ 4 -#define KVM_S390_MEMOP_ABSOLUTE_WRITE 5 -#define KVM_S390_MEMOP_ABSOLUTE_CMPXCHG 6 - -/* flags for kvm_s390_mem_op->flags */ -#define KVM_S390_MEMOP_F_CHECK_ONLY (1ULL << 0) -#define KVM_S390_MEMOP_F_INJECT_EXCEPTION (1ULL << 1) -#define KVM_S390_MEMOP_F_SKEY_PROTECTION (1ULL << 2) - -/* flags specifying extension support via KVM_CAP_S390_MEM_OP_EXTENSION */ -#define KVM_S390_MEMOP_EXTENSION_CAP_BASE (1 << 0) -#define KVM_S390_MEMOP_EXTENSION_CAP_CMPXCHG (1 << 1) - /* for KVM_INTERRUPT */ struct kvm_interrupt { /* in */ @@ -637,124 +563,6 @@ struct kvm_mp_state { __u32 mp_state; }; -struct kvm_s390_psw { - __u64 mask; - __u64 addr; -}; - -/* valid values for type in kvm_s390_interrupt */ -#define KVM_S390_SIGP_STOP 0xfffe0000u -#define KVM_S390_PROGRAM_INT 0xfffe0001u -#define KVM_S390_SIGP_SET_PREFIX 0xfffe0002u -#define KVM_S390_RESTART 0xfffe0003u -#define KVM_S390_INT_PFAULT_INIT 0xfffe0004u -#define KVM_S390_INT_PFAULT_DONE 0xfffe0005u -#define KVM_S390_MCHK 0xfffe1000u -#define KVM_S390_INT_CLOCK_COMP 0xffff1004u -#define KVM_S390_INT_CPU_TIMER 0xffff1005u -#define KVM_S390_INT_VIRTIO 0xffff2603u -#define KVM_S390_INT_SERVICE 0xffff2401u -#define KVM_S390_INT_EMERGENCY 0xffff1201u -#define KVM_S390_INT_EXTERNAL_CALL 0xffff1202u -/* Anything below 0xfffe0000u is taken by INT_IO */ -#define KVM_S390_INT_IO(ai,cssid,ssid,schid) \ - (((schid)) | \ - ((ssid) << 16) | \ - ((cssid) << 18) | \ - ((ai) << 26)) -#define KVM_S390_INT_IO_MIN 0x00000000u -#define KVM_S390_INT_IO_MAX 0xfffdffffu -#define KVM_S390_INT_IO_AI_MASK 0x04000000u - - -struct kvm_s390_interrupt { - __u32 type; - __u32 parm; - __u64 parm64; -}; - -struct kvm_s390_io_info { - __u16 subchannel_id; - __u16 subchannel_nr; - __u32 io_int_parm; - __u32 io_int_word; -}; - -struct kvm_s390_ext_info { - __u32 ext_params; - __u32 pad; - __u64 ext_params2; -}; - -struct kvm_s390_pgm_info { - __u64 trans_exc_code; - __u64 mon_code; - __u64 per_address; - __u32 data_exc_code; - __u16 code; - __u16 mon_class_nr; - __u8 per_code; - __u8 per_atmid; - __u8 exc_access_id; - __u8 per_access_id; - __u8 op_access_id; -#define KVM_S390_PGM_FLAGS_ILC_VALID 0x01 -#define KVM_S390_PGM_FLAGS_ILC_0 0x02 -#define KVM_S390_PGM_FLAGS_ILC_1 0x04 -#define KVM_S390_PGM_FLAGS_ILC_MASK 0x06 -#define KVM_S390_PGM_FLAGS_NO_REWIND 0x08 - __u8 flags; - __u8 pad[2]; -}; - -struct kvm_s390_prefix_info { - __u32 address; -}; - -struct kvm_s390_extcall_info { - __u16 code; -}; - -struct kvm_s390_emerg_info { - __u16 code; -}; - -#define KVM_S390_STOP_FLAG_STORE_STATUS 0x01 -struct kvm_s390_stop_info { - __u32 flags; -}; - -struct kvm_s390_mchk_info { - __u64 cr14; - __u64 mcic; - __u64 failing_storage_address; - __u32 ext_damage_code; - __u32 pad; - __u8 fixed_logout[16]; -}; - -struct kvm_s390_irq { - __u64 type; - union { - struct kvm_s390_io_info io; - struct kvm_s390_ext_info ext; - struct kvm_s390_pgm_info pgm; - struct kvm_s390_emerg_info emerg; - struct kvm_s390_extcall_info extcall; - struct kvm_s390_prefix_info prefix; - struct kvm_s390_stop_info stop; - struct kvm_s390_mchk_info mchk; - char reserved[64]; - } u; -}; - -struct kvm_s390_irq_state { - __u64 buf; - __u32 flags; /* will stay unused for compatibility reasons */ - __u32 len; - __u32 reserved[4]; /* will stay unused for compatibility reasons */ -}; - /* for KVM_SET_GUEST_DEBUG */ #define KVM_GUESTDBG_ENABLE 0x00000001 @@ -810,50 +618,6 @@ struct kvm_enable_cap { __u8 pad[64]; }; -/* for KVM_PPC_GET_PVINFO */ - -#define KVM_PPC_PVINFO_FLAGS_EV_IDLE (1<<0) - -struct kvm_ppc_pvinfo { - /* out */ - __u32 flags; - __u32 hcall[4]; - __u8 pad[108]; -}; - -/* for KVM_PPC_GET_SMMU_INFO */ -#define KVM_PPC_PAGE_SIZES_MAX_SZ 8 - -struct kvm_ppc_one_page_size { - __u32 page_shift; /* Page shift (or 0) */ - __u32 pte_enc; /* Encoding in the HPTE (>>12) */ -}; - -struct kvm_ppc_one_seg_page_size { - __u32 page_shift; /* Base page shift of segment (or 0) */ - __u32 slb_enc; /* SLB encoding for BookS */ - struct kvm_ppc_one_page_size enc[KVM_PPC_PAGE_SIZES_MAX_SZ]; -}; - -#define KVM_PPC_PAGE_SIZES_REAL 0x00000001 -#define KVM_PPC_1T_SEGMENTS 0x00000002 -#define KVM_PPC_NO_HASH 0x00000004 - -struct kvm_ppc_smmu_info { - __u64 flags; - __u32 slb_size; - __u16 data_keys; /* # storage keys supported for data */ - __u16 instr_keys; /* # storage keys supported for instructions */ - struct kvm_ppc_one_seg_page_size sps[KVM_PPC_PAGE_SIZES_MAX_SZ]; -}; - -/* for KVM_PPC_RESIZE_HPT_{PREPARE,COMMIT} */ -struct kvm_ppc_resize_hpt { - __u64 flags; - __u32 shift; - __u32 pad; -}; - #define KVMIO 0xAE /* machine type bits, to be used as argument to KVM_CREATE_VM */ @@ -923,9 +687,7 @@ struct kvm_ppc_resize_hpt { /* Bug in KVM_SET_USER_MEMORY_REGION fixed: */ #define KVM_CAP_DESTROY_MEMORY_REGION_WORKS 21 #define KVM_CAP_USER_NMI 22 -#ifdef __KVM_HAVE_GUEST_DEBUG #define KVM_CAP_SET_GUEST_DEBUG 23 -#endif #ifdef __KVM_HAVE_PIT #define KVM_CAP_REINJECT_CONTROL 24 #endif @@ -1156,8 +918,6 @@ struct kvm_ppc_resize_hpt { #define KVM_CAP_GUEST_MEMFD 234 #define KVM_CAP_VM_TYPES 235 -#ifdef KVM_CAP_IRQ_ROUTING - struct kvm_irq_routing_irqchip { __u32 irqchip; __u32 pin; @@ -1222,42 +982,6 @@ struct kvm_irq_routing { struct kvm_irq_routing_entry entries[]; }; -#endif - -#ifdef KVM_CAP_MCE -/* x86 MCE */ -struct kvm_x86_mce { - __u64 status; - __u64 addr; - __u64 misc; - __u64 mcg_status; - __u8 bank; - __u8 pad1[7]; - __u64 pad2[3]; -}; -#endif - -#ifdef KVM_CAP_XEN_HVM -#define KVM_XEN_HVM_CONFIG_HYPERCALL_MSR (1 << 0) -#define KVM_XEN_HVM_CONFIG_INTERCEPT_HCALL (1 << 1) -#define KVM_XEN_HVM_CONFIG_SHARED_INFO (1 << 2) -#define KVM_XEN_HVM_CONFIG_RUNSTATE (1 << 3) -#define KVM_XEN_HVM_CONFIG_EVTCHN_2LEVEL (1 << 4) -#define KVM_XEN_HVM_CONFIG_EVTCHN_SEND (1 << 5) -#define KVM_XEN_HVM_CONFIG_RUNSTATE_UPDATE_FLAG (1 << 6) -#define KVM_XEN_HVM_CONFIG_PVCLOCK_TSC_UNSTABLE (1 << 7) - -struct kvm_xen_hvm_config { - __u32 flags; - __u32 msr; - __u64 blob_addr_32; - __u64 blob_addr_64; - __u8 blob_size_32; - __u8 blob_size_64; - __u8 pad2[30]; -}; -#endif - #define KVM_IRQFD_FLAG_DEASSIGN (1 << 0) /* * Available with KVM_CAP_IRQFD_RESAMPLE @@ -1442,11 +1166,6 @@ struct kvm_vfio_spapr_tce { struct kvm_userspace_memory_region2) /* enable ucontrol for s390 */ -struct kvm_s390_ucas_mapping { - __u64 user_addr; - __u64 vcpu_addr; - __u64 length; -}; #define KVM_S390_UCAS_MAP _IOW(KVMIO, 0x50, struct kvm_s390_ucas_mapping) #define KVM_S390_UCAS_UNMAP _IOW(KVMIO, 0x51, struct kvm_s390_ucas_mapping) #define KVM_S390_VCPU_FAULT _IOW(KVMIO, 0x52, unsigned long) @@ -1641,89 +1360,6 @@ struct kvm_enc_region { #define KVM_S390_NORMAL_RESET _IO(KVMIO, 0xc3) #define KVM_S390_CLEAR_RESET _IO(KVMIO, 0xc4) -struct kvm_s390_pv_sec_parm { - __u64 origin; - __u64 length; -}; - -struct kvm_s390_pv_unp { - __u64 addr; - __u64 size; - __u64 tweak; -}; - -enum pv_cmd_dmp_id { - KVM_PV_DUMP_INIT, - KVM_PV_DUMP_CONFIG_STOR_STATE, - KVM_PV_DUMP_COMPLETE, - KVM_PV_DUMP_CPU, -}; - -struct kvm_s390_pv_dmp { - __u64 subcmd; - __u64 buff_addr; - __u64 buff_len; - __u64 gaddr; /* For dump storage state */ - __u64 reserved[4]; -}; - -enum pv_cmd_info_id { - KVM_PV_INFO_VM, - KVM_PV_INFO_DUMP, -}; - -struct kvm_s390_pv_info_dump { - __u64 dump_cpu_buffer_len; - __u64 dump_config_mem_buffer_per_1m; - __u64 dump_config_finalize_len; -}; - -struct kvm_s390_pv_info_vm { - __u64 inst_calls_list[4]; - __u64 max_cpus; - __u64 max_guests; - __u64 max_guest_addr; - __u64 feature_indication; -}; - -struct kvm_s390_pv_info_header { - __u32 id; - __u32 len_max; - __u32 len_written; - __u32 reserved; -}; - -struct kvm_s390_pv_info { - struct kvm_s390_pv_info_header header; - union { - struct kvm_s390_pv_info_dump dump; - struct kvm_s390_pv_info_vm vm; - }; -}; - -enum pv_cmd_id { - KVM_PV_ENABLE, - KVM_PV_DISABLE, - KVM_PV_SET_SEC_PARMS, - KVM_PV_UNPACK, - KVM_PV_VERIFY, - KVM_PV_PREP_RESET, - KVM_PV_UNSHARE_ALL, - KVM_PV_INFO, - KVM_PV_DUMP, - KVM_PV_ASYNC_CLEANUP_PREPARE, - KVM_PV_ASYNC_CLEANUP_PERFORM, -}; - -struct kvm_pv_cmd { - __u32 cmd; /* Command to be executed */ - __u16 rc; /* Ultravisor return code */ - __u16 rrc; /* Ultravisor return reason code */ - __u64 data; /* Data or address */ - __u32 flags; /* flags for future extensions. Must be 0 for now */ - __u32 reserved[3]; -}; - /* Available with KVM_CAP_S390_PROTECTED */ #define KVM_S390_PV_COMMAND _IOWR(KVMIO, 0xc5, struct kvm_pv_cmd) @@ -1737,58 +1373,6 @@ struct kvm_pv_cmd { #define KVM_XEN_HVM_GET_ATTR _IOWR(KVMIO, 0xc8, struct kvm_xen_hvm_attr) #define KVM_XEN_HVM_SET_ATTR _IOW(KVMIO, 0xc9, struct kvm_xen_hvm_attr) -struct kvm_xen_hvm_attr { - __u16 type; - __u16 pad[3]; - union { - __u8 long_mode; - __u8 vector; - __u8 runstate_update_flag; - struct { - __u64 gfn; -#define KVM_XEN_INVALID_GFN ((__u64)-1) - } shared_info; - struct { - __u32 send_port; - __u32 type; /* EVTCHNSTAT_ipi / EVTCHNSTAT_interdomain */ - __u32 flags; -#define KVM_XEN_EVTCHN_DEASSIGN (1 << 0) -#define KVM_XEN_EVTCHN_UPDATE (1 << 1) -#define KVM_XEN_EVTCHN_RESET (1 << 2) - /* - * Events sent by the guest are either looped back to - * the guest itself (potentially on a different port#) - * or signalled via an eventfd. - */ - union { - struct { - __u32 port; - __u32 vcpu; - __u32 priority; - } port; - struct { - __u32 port; /* Zero for eventfd */ - __s32 fd; - } eventfd; - __u32 padding[4]; - } deliver; - } evtchn; - __u32 xen_version; - __u64 pad[8]; - } u; -}; - - -/* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */ -#define KVM_XEN_ATTR_TYPE_LONG_MODE 0x0 -#define KVM_XEN_ATTR_TYPE_SHARED_INFO 0x1 -#define KVM_XEN_ATTR_TYPE_UPCALL_VECTOR 0x2 -/* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */ -#define KVM_XEN_ATTR_TYPE_EVTCHN 0x3 -#define KVM_XEN_ATTR_TYPE_XEN_VERSION 0x4 -/* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_RUNSTATE_UPDATE_FLAG */ -#define KVM_XEN_ATTR_TYPE_RUNSTATE_UPDATE_FLAG 0x5 - /* Per-vCPU Xen attributes */ #define KVM_XEN_VCPU_GET_ATTR _IOWR(KVMIO, 0xca, struct kvm_xen_vcpu_attr) #define KVM_XEN_VCPU_SET_ATTR _IOW(KVMIO, 0xcb, struct kvm_xen_vcpu_attr) @@ -1799,242 +1383,6 @@ struct kvm_xen_hvm_attr { #define KVM_GET_SREGS2 _IOR(KVMIO, 0xcc, struct kvm_sregs2) #define KVM_SET_SREGS2 _IOW(KVMIO, 0xcd, struct kvm_sregs2) -struct kvm_xen_vcpu_attr { - __u16 type; - __u16 pad[3]; - union { - __u64 gpa; -#define KVM_XEN_INVALID_GPA ((__u64)-1) - __u64 pad[8]; - struct { - __u64 state; - __u64 state_entry_time; - __u64 time_running; - __u64 time_runnable; - __u64 time_blocked; - __u64 time_offline; - } runstate; - __u32 vcpu_id; - struct { - __u32 port; - __u32 priority; - __u64 expires_ns; - } timer; - __u8 vector; - } u; -}; - -/* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_SHARED_INFO */ -#define KVM_XEN_VCPU_ATTR_TYPE_VCPU_INFO 0x0 -#define KVM_XEN_VCPU_ATTR_TYPE_VCPU_TIME_INFO 0x1 -#define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADDR 0x2 -#define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_CURRENT 0x3 -#define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_DATA 0x4 -#define KVM_XEN_VCPU_ATTR_TYPE_RUNSTATE_ADJUST 0x5 -/* Available with KVM_CAP_XEN_HVM / KVM_XEN_HVM_CONFIG_EVTCHN_SEND */ -#define KVM_XEN_VCPU_ATTR_TYPE_VCPU_ID 0x6 -#define KVM_XEN_VCPU_ATTR_TYPE_TIMER 0x7 -#define KVM_XEN_VCPU_ATTR_TYPE_UPCALL_VECTOR 0x8 - -/* Secure Encrypted Virtualization command */ -enum sev_cmd_id { - /* Guest initialization commands */ - KVM_SEV_INIT = 0, - KVM_SEV_ES_INIT, - /* Guest launch commands */ - KVM_SEV_LAUNCH_START, - KVM_SEV_LAUNCH_UPDATE_DATA, - KVM_SEV_LAUNCH_UPDATE_VMSA, - KVM_SEV_LAUNCH_SECRET, - KVM_SEV_LAUNCH_MEASURE, - KVM_SEV_LAUNCH_FINISH, - /* Guest migration commands (outgoing) */ - KVM_SEV_SEND_START, - KVM_SEV_SEND_UPDATE_DATA, - KVM_SEV_SEND_UPDATE_VMSA, - KVM_SEV_SEND_FINISH, - /* Guest migration commands (incoming) */ - KVM_SEV_RECEIVE_START, - KVM_SEV_RECEIVE_UPDATE_DATA, - KVM_SEV_RECEIVE_UPDATE_VMSA, - KVM_SEV_RECEIVE_FINISH, - /* Guest status and debug commands */ - KVM_SEV_GUEST_STATUS, - KVM_SEV_DBG_DECRYPT, - KVM_SEV_DBG_ENCRYPT, - /* Guest certificates commands */ - KVM_SEV_CERT_EXPORT, - /* Attestation report */ - KVM_SEV_GET_ATTESTATION_REPORT, - /* Guest Migration Extension */ - KVM_SEV_SEND_CANCEL, - - KVM_SEV_NR_MAX, -}; - -struct kvm_sev_cmd { - __u32 id; - __u64 data; - __u32 error; - __u32 sev_fd; -}; - -struct kvm_sev_launch_start { - __u32 handle; - __u32 policy; - __u64 dh_uaddr; - __u32 dh_len; - __u64 session_uaddr; - __u32 session_len; -}; - -struct kvm_sev_launch_update_data { - __u64 uaddr; - __u32 len; -}; - - -struct kvm_sev_launch_secret { - __u64 hdr_uaddr; - __u32 hdr_len; - __u64 guest_uaddr; - __u32 guest_len; - __u64 trans_uaddr; - __u32 trans_len; -}; - -struct kvm_sev_launch_measure { - __u64 uaddr; - __u32 len; -}; - -struct kvm_sev_guest_status { - __u32 handle; - __u32 policy; - __u32 state; -}; - -struct kvm_sev_dbg { - __u64 src_uaddr; - __u64 dst_uaddr; - __u32 len; -}; - -struct kvm_sev_attestation_report { - __u8 mnonce[16]; - __u64 uaddr; - __u32 len; -}; - -struct kvm_sev_send_start { - __u32 policy; - __u64 pdh_cert_uaddr; - __u32 pdh_cert_len; - __u64 plat_certs_uaddr; - __u32 plat_certs_len; - __u64 amd_certs_uaddr; - __u32 amd_certs_len; - __u64 session_uaddr; - __u32 session_len; -}; - -struct kvm_sev_send_update_data { - __u64 hdr_uaddr; - __u32 hdr_len; - __u64 guest_uaddr; - __u32 guest_len; - __u64 trans_uaddr; - __u32 trans_len; -}; - -struct kvm_sev_receive_start { - __u32 handle; - __u32 policy; - __u64 pdh_uaddr; - __u32 pdh_len; - __u64 session_uaddr; - __u32 session_len; -}; - -struct kvm_sev_receive_update_data { - __u64 hdr_uaddr; - __u32 hdr_len; - __u64 guest_uaddr; - __u32 guest_len; - __u64 trans_uaddr; - __u32 trans_len; -}; - -#define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0) -#define KVM_DEV_ASSIGN_PCI_2_3 (1 << 1) -#define KVM_DEV_ASSIGN_MASK_INTX (1 << 2) - -struct kvm_assigned_pci_dev { - __u32 assigned_dev_id; - __u32 busnr; - __u32 devfn; - __u32 flags; - __u32 segnr; - union { - __u32 reserved[11]; - }; -}; - -#define KVM_DEV_IRQ_HOST_INTX (1 << 0) -#define KVM_DEV_IRQ_HOST_MSI (1 << 1) -#define KVM_DEV_IRQ_HOST_MSIX (1 << 2) - -#define KVM_DEV_IRQ_GUEST_INTX (1 << 8) -#define KVM_DEV_IRQ_GUEST_MSI (1 << 9) -#define KVM_DEV_IRQ_GUEST_MSIX (1 << 10) - -#define KVM_DEV_IRQ_HOST_MASK 0x00ff -#define KVM_DEV_IRQ_GUEST_MASK 0xff00 - -struct kvm_assigned_irq { - __u32 assigned_dev_id; - __u32 host_irq; /* ignored (legacy field) */ - __u32 guest_irq; - __u32 flags; - union { - __u32 reserved[12]; - }; -}; - -struct kvm_assigned_msix_nr { - __u32 assigned_dev_id; - __u16 entry_nr; - __u16 padding; -}; - -#define KVM_MAX_MSIX_PER_DEV 256 -struct kvm_assigned_msix_entry { - __u32 assigned_dev_id; - __u32 gsi; - __u16 entry; /* The index of entry in the MSI-X table */ - __u16 padding[3]; -}; - -#define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0) -#define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1) - -/* Available with KVM_CAP_ARM_USER_IRQ */ - -/* Bits for run->s.regs.device_irq_level */ -#define KVM_ARM_DEV_EL1_VTIMER (1 << 0) -#define KVM_ARM_DEV_EL1_PTIMER (1 << 1) -#define KVM_ARM_DEV_PMU (1 << 2) - -struct kvm_hyperv_eventfd { - __u32 conn_id; - __s32 fd; - __u32 flags; - __u32 padding[3]; -}; - -#define KVM_HYPERV_CONN_ID_MASK 0x00ffffff -#define KVM_HYPERV_EVENTFD_DEASSIGN (1 << 0) - #define KVM_DIRTY_LOG_MANUAL_PROTECT_ENABLE (1 << 0) #define KVM_DIRTY_LOG_INITIALLY_SET (1 << 1) @@ -2180,33 +1528,6 @@ struct kvm_stats_desc { /* Available with KVM_CAP_S390_ZPCI_OP */ #define KVM_S390_ZPCI_OP _IOW(KVMIO, 0xd1, struct kvm_s390_zpci_op) -struct kvm_s390_zpci_op { - /* in */ - __u32 fh; /* target device */ - __u8 op; /* operation to perform */ - __u8 pad[3]; - union { - /* for KVM_S390_ZPCIOP_REG_AEN */ - struct { - __u64 ibv; /* Guest addr of interrupt bit vector */ - __u64 sb; /* Guest addr of summary bit */ - __u32 flags; - __u32 noi; /* Number of interrupts */ - __u8 isc; /* Guest interrupt subclass */ - __u8 sbo; /* Offset of guest summary bit vector */ - __u16 pad; - } reg_aen; - __u64 reserved[8]; - } u; -}; - -/* types for kvm_s390_zpci_op->op */ -#define KVM_S390_ZPCIOP_REG_AEN 0 -#define KVM_S390_ZPCIOP_DEREG_AEN 1 - -/* flags for kvm_s390_zpci_op->u.reg_aen.flags */ -#define KVM_S390_ZPCIOP_REGAEN_HOST (1 << 0) - /* Available with KVM_CAP_MEMORY_ATTRIBUTES */ #define KVM_SET_MEMORY_ATTRIBUTES _IOW(KVMIO, 0xd2, struct kvm_memory_attributes) diff --git a/include/uapi/linux/lsm.h b/include/uapi/linux/lsm.h index f8aef9ade5..33d8c9f4aa 100644 --- a/include/uapi/linux/lsm.h +++ b/include/uapi/linux/lsm.h @@ -62,6 +62,8 @@ struct lsm_ctx { #define LSM_ID_LOCKDOWN 108 #define LSM_ID_BPF 109 #define LSM_ID_LANDLOCK 110 +#define LSM_ID_IMA 111 +#define LSM_ID_EVM 112 /* * LSM_ATTR_XXX definitions identify different LSM attributes diff --git a/include/uapi/linux/magic.h b/include/uapi/linux/magic.h index 6325d1d0e9..1b40a968ba 100644 --- a/include/uapi/linux/magic.h +++ b/include/uapi/linux/magic.h @@ -101,5 +101,6 @@ #define DMA_BUF_MAGIC 0x444d4142 /* "DMAB" */ #define DEVMEM_MAGIC 0x454d444d /* "DMEM" */ #define SECRETMEM_MAGIC 0x5345434d /* "SECM" */ +#define PID_FS_MAGIC 0x50494446 /* "PIDF" */ #endif /* __LINUX_MAGIC_H__ */ diff --git a/include/uapi/linux/mctp.h b/include/uapi/linux/mctp.h index 154ab56651..e1db65df93 100644 --- a/include/uapi/linux/mctp.h +++ b/include/uapi/linux/mctp.h @@ -50,7 +50,14 @@ struct sockaddr_mctp_ext { #define SIOCMCTPALLOCTAG (SIOCPROTOPRIVATE + 0) #define SIOCMCTPDROPTAG (SIOCPROTOPRIVATE + 1) +#define SIOCMCTPALLOCTAG2 (SIOCPROTOPRIVATE + 2) +#define SIOCMCTPDROPTAG2 (SIOCPROTOPRIVATE + 3) +/* Deprecated: use mctp_ioc_tag_ctl2 / TAG2 ioctls instead, which defines the + * MCTP network ID as part of the allocated tag. Using this assumes the default + * net ID for allocated tags, which may not give correct behaviour on system + * with multiple networks configured. + */ struct mctp_ioc_tag_ctl { mctp_eid_t peer_addr; @@ -65,4 +72,29 @@ struct mctp_ioc_tag_ctl { __u16 flags; }; +struct mctp_ioc_tag_ctl2 { + /* Peer details: network ID, peer EID, local EID. All set by the + * caller. + * + * Local EID must be MCTP_ADDR_NULL or MCTP_ADDR_ANY in current + * kernels. + */ + unsigned int net; + mctp_eid_t peer_addr; + mctp_eid_t local_addr; + + /* Set by caller, but no flags defined currently. Must be 0 */ + __u16 flags; + + /* For SIOCMCTPALLOCTAG2: must be passed as zero, kernel will + * populate with the allocated tag value. Returned tag value will + * always have TO and PREALLOC set. + * + * For SIOCMCTPDROPTAG2: userspace provides tag value to drop, from + * a prior SIOCMCTPALLOCTAG2 call (and so must have TO and PREALLOC set). + */ + __u8 tag; + +}; + #endif /* __UAPI_MCTP_H */ diff --git a/include/uapi/linux/mdio.h b/include/uapi/linux/mdio.h index d03863da18..c0c8ec995b 100644 --- a/include/uapi/linux/mdio.h +++ b/include/uapi/linux/mdio.h @@ -138,6 +138,8 @@ #define MDIO_PMA_SPEED_1000 0x0010 /* 1000M capable */ #define MDIO_PMA_SPEED_100 0x0020 /* 100M capable */ #define MDIO_PMA_SPEED_10 0x0040 /* 10M capable */ +#define MDIO_PMA_SPEED_2_5G 0x2000 /* 2.5G capable */ +#define MDIO_PMA_SPEED_5G 0x4000 /* 5G capable */ #define MDIO_PCS_SPEED_10P2B 0x0002 /* 10PASS-TS/2BASE-TL capable */ #define MDIO_PCS_SPEED_2_5G 0x0040 /* 2.5G capable */ #define MDIO_PCS_SPEED_5G 0x0080 /* 5G capable */ @@ -348,6 +350,8 @@ /* BASE-T1 auto-negotiation advertisement register [31:16] */ #define MDIO_AN_T1_ADV_M_B10L 0x4000 /* device is compatible with 10BASE-T1L */ +#define MDIO_AN_T1_ADV_M_1000BT1 0x0080 /* advertise 1000BASE-T1 */ +#define MDIO_AN_T1_ADV_M_100BT1 0x0020 /* advertise 100BASE-T1 */ #define MDIO_AN_T1_ADV_M_MST 0x0010 /* advertise master preference */ /* BASE-T1 auto-negotiation advertisement register [47:32] */ diff --git a/include/uapi/linux/mempolicy.h b/include/uapi/linux/mempolicy.h index a8963f7ef4..1f9bb10d1a 100644 --- a/include/uapi/linux/mempolicy.h +++ b/include/uapi/linux/mempolicy.h @@ -23,6 +23,7 @@ enum { MPOL_INTERLEAVE, MPOL_LOCAL, MPOL_PREFERRED_MANY, + MPOL_WEIGHTED_INTERLEAVE, MPOL_MAX, /* always last member of enum */ }; diff --git a/include/uapi/linux/netdev.h b/include/uapi/linux/netdev.h index 93cb411adf..bb65ee840c 100644 --- a/include/uapi/linux/netdev.h +++ b/include/uapi/linux/netdev.h @@ -70,6 +70,10 @@ enum netdev_queue_type { NETDEV_QUEUE_TYPE_TX, }; +enum netdev_qstats_scope { + NETDEV_QSTATS_SCOPE_QUEUE = 1, +}; + enum { NETDEV_A_DEV_IFINDEX = 1, NETDEV_A_DEV_PAD, @@ -133,6 +137,21 @@ enum { }; enum { + NETDEV_A_QSTATS_IFINDEX = 1, + NETDEV_A_QSTATS_QUEUE_TYPE, + NETDEV_A_QSTATS_QUEUE_ID, + NETDEV_A_QSTATS_SCOPE, + NETDEV_A_QSTATS_RX_PACKETS = 8, + NETDEV_A_QSTATS_RX_BYTES, + NETDEV_A_QSTATS_TX_PACKETS, + NETDEV_A_QSTATS_TX_BYTES, + NETDEV_A_QSTATS_RX_ALLOC_FAIL, + + __NETDEV_A_QSTATS_MAX, + NETDEV_A_QSTATS_MAX = (__NETDEV_A_QSTATS_MAX - 1) +}; + +enum { NETDEV_CMD_DEV_GET = 1, NETDEV_CMD_DEV_ADD_NTF, NETDEV_CMD_DEV_DEL_NTF, @@ -144,6 +163,7 @@ enum { NETDEV_CMD_PAGE_POOL_STATS_GET, NETDEV_CMD_QUEUE_GET, NETDEV_CMD_NAPI_GET, + NETDEV_CMD_QSTATS_GET, __NETDEV_CMD_MAX, NETDEV_CMD_MAX = (__NETDEV_CMD_MAX - 1) diff --git a/include/uapi/linux/netfilter/nf_tables.h b/include/uapi/linux/netfilter/nf_tables.h index 117c6a9b84..aa4094ca24 100644 --- a/include/uapi/linux/netfilter/nf_tables.h +++ b/include/uapi/linux/netfilter/nf_tables.h @@ -179,13 +179,17 @@ enum nft_hook_attributes { * enum nft_table_flags - nf_tables table flags * * @NFT_TABLE_F_DORMANT: this table is not active + * @NFT_TABLE_F_OWNER: this table is owned by a process + * @NFT_TABLE_F_PERSIST: this table shall outlive its owner */ enum nft_table_flags { NFT_TABLE_F_DORMANT = 0x1, NFT_TABLE_F_OWNER = 0x2, + NFT_TABLE_F_PERSIST = 0x4, }; #define NFT_TABLE_F_MASK (NFT_TABLE_F_DORMANT | \ - NFT_TABLE_F_OWNER) + NFT_TABLE_F_OWNER | \ + NFT_TABLE_F_PERSIST) /** * enum nft_table_attributes - nf_tables table netlink attributes diff --git a/include/uapi/linux/nexthop.h b/include/uapi/linux/nexthop.h index d8ffa8c9ca..dd8787f9cf 100644 --- a/include/uapi/linux/nexthop.h +++ b/include/uapi/linux/nexthop.h @@ -30,6 +30,9 @@ enum { #define NEXTHOP_GRP_TYPE_MAX (__NEXTHOP_GRP_TYPE_MAX - 1) +#define NHA_OP_FLAG_DUMP_STATS BIT(0) +#define NHA_OP_FLAG_DUMP_HW_STATS BIT(1) + enum { NHA_UNSPEC, NHA_ID, /* u32; id for nexthop. id == 0 means auto-assign */ @@ -60,6 +63,18 @@ enum { /* nested; nexthop bucket attributes */ NHA_RES_BUCKET, + /* u32; operation-specific flags */ + NHA_OP_FLAGS, + + /* nested; nexthop group stats */ + NHA_GROUP_STATS, + + /* u32; nexthop hardware stats enable */ + NHA_HW_STATS_ENABLE, + + /* u32; read-only; whether any driver collects HW stats */ + NHA_HW_STATS_USED, + __NHA_MAX, }; @@ -101,4 +116,34 @@ enum { #define NHA_RES_BUCKET_MAX (__NHA_RES_BUCKET_MAX - 1) +enum { + NHA_GROUP_STATS_UNSPEC, + + /* nested; nexthop group entry stats */ + NHA_GROUP_STATS_ENTRY, + + __NHA_GROUP_STATS_MAX, +}; + +#define NHA_GROUP_STATS_MAX (__NHA_GROUP_STATS_MAX - 1) + +enum { + NHA_GROUP_STATS_ENTRY_UNSPEC, + + /* u32; nexthop id of the nexthop group entry */ + NHA_GROUP_STATS_ENTRY_ID, + + /* uint; number of packets forwarded via the nexthop group entry */ + NHA_GROUP_STATS_ENTRY_PACKETS, + + /* uint; number of packets forwarded via the nexthop group entry in + * hardware + */ + NHA_GROUP_STATS_ENTRY_PACKETS_HW, + + __NHA_GROUP_STATS_ENTRY_MAX, +}; + +#define NHA_GROUP_STATS_ENTRY_MAX (__NHA_GROUP_STATS_ENTRY_MAX - 1) + #endif diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h index 1ccdcae243..f23ecbdd84 100644 --- a/include/uapi/linux/nl80211.h +++ b/include/uapi/linux/nl80211.h @@ -11,7 +11,7 @@ * Copyright 2008 Jouni Malinen <jouni.malinen@atheros.com> * Copyright 2008 Colin McCabe <colin@cozybit.com> * Copyright 2015-2017 Intel Deutschland GmbH - * Copyright (C) 2018-2023 Intel Corporation + * Copyright (C) 2018-2024 Intel Corporation * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -438,7 +438,8 @@ * %NL80211_ATTR_REASON_CODE can optionally be used to specify which type * of disconnection indication should be sent to the station * (Deauthentication or Disassociation frame and reason code for that - * frame). + * frame). %NL80211_ATTR_MLO_LINK_ID can be used optionally to remove + * stations connected and using at least that link as one of its links. * * @NL80211_CMD_GET_MPATH: Get mesh path attributes for mesh path to * destination %NL80211_ATTR_MAC on the interface identified by @@ -2851,6 +2852,10 @@ enum nl80211_commands { * mapping is as defined in section 9.4.2.314 (TID-To-Link Mapping element) * in Draft P802.11be_D4.0. * + * @NL80211_ATTR_ASSOC_SPP_AMSDU: flag attribute used with + * %NL80211_CMD_ASSOCIATE indicating the SPP A-MSDUs + * are used on this connection + * * @NUM_NL80211_ATTR: total number of nl80211_attrs available * @NL80211_ATTR_MAX: highest attribute number currently defined * @__NL80211_ATTR_AFTER_LAST: internal use @@ -3394,6 +3399,8 @@ enum nl80211_attrs { NL80211_ATTR_MLO_TTLM_DLINK, NL80211_ATTR_MLO_TTLM_ULINK, + NL80211_ATTR_ASSOC_SPP_AMSDU, + /* add attributes here, update the policy in nl80211.c */ __NL80211_ATTR_AFTER_LAST, @@ -3534,6 +3541,7 @@ enum nl80211_iftype { * @NL80211_STA_FLAG_ASSOCIATED: station is associated; used with drivers * that support %NL80211_FEATURE_FULL_AP_CLIENT_STATE to transition a * previously added station into associated state + * @NL80211_STA_FLAG_SPP_AMSDU: station supports SPP A-MSDUs * @NL80211_STA_FLAG_MAX: highest station flag number currently defined * @__NL80211_STA_FLAG_AFTER_LAST: internal use */ @@ -3546,6 +3554,7 @@ enum nl80211_sta_flags { NL80211_STA_FLAG_AUTHENTICATED, NL80211_STA_FLAG_TDLS_PEER, NL80211_STA_FLAG_ASSOCIATED, + NL80211_STA_FLAG_SPP_AMSDU, /* keep last */ __NL80211_STA_FLAG_AFTER_LAST, @@ -4260,10 +4269,13 @@ enum nl80211_wmm_rule { * allowed for peer-to-peer or adhoc communication under the control * of a DFS master which operates on the same channel (FCC-594280 D01 * Section B.3). Should be used together with %NL80211_RRF_DFS only. - * @NL80211_FREQUENCY_ATTR_NO_UHB_VLP_CLIENT: Client connection to VLP AP + * @NL80211_FREQUENCY_ATTR_NO_6GHZ_VLP_CLIENT: Client connection to VLP AP * not allowed using this channel - * @NL80211_FREQUENCY_ATTR_NO_UHB_AFC_CLIENT: Client connection to AFC AP + * @NL80211_FREQUENCY_ATTR_NO_6GHZ_AFC_CLIENT: Client connection to AFC AP * not allowed using this channel + * @NL80211_FREQUENCY_ATTR_CAN_MONITOR: This channel can be used in monitor + * mode despite other (regulatory) restrictions, even if the channel is + * otherwise completely disabled. * @NL80211_FREQUENCY_ATTR_MAX: highest frequency attribute number * currently defined * @__NL80211_FREQUENCY_ATTR_AFTER_LAST: internal use @@ -4304,8 +4316,9 @@ enum nl80211_frequency_attr { NL80211_FREQUENCY_ATTR_NO_EHT, NL80211_FREQUENCY_ATTR_PSD, NL80211_FREQUENCY_ATTR_DFS_CONCURRENT, - NL80211_FREQUENCY_ATTR_NO_UHB_VLP_CLIENT, - NL80211_FREQUENCY_ATTR_NO_UHB_AFC_CLIENT, + NL80211_FREQUENCY_ATTR_NO_6GHZ_VLP_CLIENT, + NL80211_FREQUENCY_ATTR_NO_6GHZ_AFC_CLIENT, + NL80211_FREQUENCY_ATTR_CAN_MONITOR, /* keep last */ __NL80211_FREQUENCY_ATTR_AFTER_LAST, @@ -4318,6 +4331,10 @@ enum nl80211_frequency_attr { #define NL80211_FREQUENCY_ATTR_NO_IR NL80211_FREQUENCY_ATTR_NO_IR #define NL80211_FREQUENCY_ATTR_GO_CONCURRENT \ NL80211_FREQUENCY_ATTR_IR_CONCURRENT +#define NL80211_FREQUENCY_ATTR_NO_UHB_VLP_CLIENT \ + NL80211_FREQUENCY_ATTR_NO_6GHZ_VLP_CLIENT +#define NL80211_FREQUENCY_ATTR_NO_UHB_AFC_CLIENT \ + NL80211_FREQUENCY_ATTR_NO_6GHZ_AFC_CLIENT /** * enum nl80211_bitrate_attr - bitrate attributes @@ -4455,14 +4472,7 @@ enum nl80211_reg_rule_attr { * value as specified by &struct nl80211_bss_select_rssi_adjust. * @NL80211_SCHED_SCAN_MATCH_ATTR_BSSID: BSSID to be used for matching * (this cannot be used together with SSID). - * @NL80211_SCHED_SCAN_MATCH_PER_BAND_RSSI: Nested attribute that carries the - * band specific minimum rssi thresholds for the bands defined in - * enum nl80211_band. The minimum rssi threshold value(s32) specific to a - * band shall be encapsulated in attribute with type value equals to one - * of the NL80211_BAND_* defined in enum nl80211_band. For example, the - * minimum rssi threshold value for 2.4GHZ band shall be encapsulated - * within an attribute of type NL80211_BAND_2GHZ. And one or more of such - * attributes will be nested within this attribute. + * @NL80211_SCHED_SCAN_MATCH_PER_BAND_RSSI: Obsolete * @NL80211_SCHED_SCAN_MATCH_ATTR_MAX: highest scheduled scan filter * attribute number currently defined * @__NL80211_SCHED_SCAN_MATCH_ATTR_AFTER_LAST: internal use @@ -4475,7 +4485,7 @@ enum nl80211_sched_scan_match_attr { NL80211_SCHED_SCAN_MATCH_ATTR_RELATIVE_RSSI, NL80211_SCHED_SCAN_MATCH_ATTR_RSSI_ADJUST, NL80211_SCHED_SCAN_MATCH_ATTR_BSSID, - NL80211_SCHED_SCAN_MATCH_PER_BAND_RSSI, + NL80211_SCHED_SCAN_MATCH_PER_BAND_RSSI, /* obsolete */ /* keep last */ __NL80211_SCHED_SCAN_MATCH_ATTR_AFTER_LAST, @@ -4515,8 +4525,8 @@ enum nl80211_sched_scan_match_attr { peer-to-peer or adhoc communication under the control of a DFS master which operates on the same channel (FCC-594280 D01 Section B.3). Should be used together with %NL80211_RRF_DFS only. - * @NL80211_RRF_NO_UHB_VLP_CLIENT: Client connection to VLP AP not allowed - * @NL80211_RRF_NO_UHB_AFC_CLIENT: Client connection to AFC AP not allowed + * @NL80211_RRF_NO_6GHZ_VLP_CLIENT: Client connection to VLP AP not allowed + * @NL80211_RRF_NO_6GHZ_AFC_CLIENT: Client connection to AFC AP not allowed */ enum nl80211_reg_rule_flags { NL80211_RRF_NO_OFDM = 1<<0, @@ -4539,8 +4549,8 @@ enum nl80211_reg_rule_flags { NL80211_RRF_NO_EHT = 1<<19, NL80211_RRF_PSD = 1<<20, NL80211_RRF_DFS_CONCURRENT = 1<<21, - NL80211_RRF_NO_UHB_VLP_CLIENT = 1<<22, - NL80211_RRF_NO_UHB_AFC_CLIENT = 1<<23, + NL80211_RRF_NO_6GHZ_VLP_CLIENT = 1<<22, + NL80211_RRF_NO_6GHZ_AFC_CLIENT = 1<<23, }; #define NL80211_RRF_PASSIVE_SCAN NL80211_RRF_NO_IR @@ -4549,6 +4559,8 @@ enum nl80211_reg_rule_flags { #define NL80211_RRF_NO_HT40 (NL80211_RRF_NO_HT40MINUS |\ NL80211_RRF_NO_HT40PLUS) #define NL80211_RRF_GO_CONCURRENT NL80211_RRF_IR_CONCURRENT +#define NL80211_RRF_NO_UHB_VLP_CLIENT NL80211_RRF_NO_6GHZ_VLP_CLIENT +#define NL80211_RRF_NO_UHB_AFC_CLIENT NL80211_RRF_NO_6GHZ_AFC_CLIENT /* For backport compatibility with older userspace */ #define NL80211_RRF_NO_IR_ALL (NL80211_RRF_NO_IR | __NL80211_RRF_NO_IBSS) @@ -5096,14 +5108,17 @@ enum nl80211_bss_use_for { * BSS isn't possible * @NL80211_BSS_CANNOT_USE_NSTR_NONPRIMARY: NSTR nonprimary links aren't * supported by the device, and this BSS entry represents one. - * @NL80211_BSS_CANNOT_USE_UHB_PWR_MISMATCH: STA is not supporting + * @NL80211_BSS_CANNOT_USE_6GHZ_PWR_MISMATCH: STA is not supporting * the AP power type (SP, VLP, AP) that the AP uses. */ enum nl80211_bss_cannot_use_reasons { NL80211_BSS_CANNOT_USE_NSTR_NONPRIMARY = 1 << 0, - NL80211_BSS_CANNOT_USE_UHB_PWR_MISMATCH = 1 << 1, + NL80211_BSS_CANNOT_USE_6GHZ_PWR_MISMATCH = 1 << 1, }; +#define NL80211_BSS_CANNOT_USE_UHB_PWR_MISMATCH \ + NL80211_BSS_CANNOT_USE_6GHZ_PWR_MISMATCH + /** * enum nl80211_bss - netlink attributes for a BSS * @@ -5742,6 +5757,8 @@ struct nl80211_pattern_support { * %NL80211_ATTR_SCAN_FREQUENCIES contains more than one * frequency, it means that the match occurred in more than one * channel. + * @NL80211_WOWLAN_TRIG_UNPROTECTED_DEAUTH_DISASSOC: For wakeup reporting only. + * Wake up happened due to unprotected deauth or disassoc frame in MFP. * @NUM_NL80211_WOWLAN_TRIG: number of wake on wireless triggers * @MAX_NL80211_WOWLAN_TRIG: highest wowlan trigger attribute number * @@ -5769,6 +5786,7 @@ enum nl80211_wowlan_triggers { NL80211_WOWLAN_TRIG_WAKEUP_TCP_NOMORETOKENS, NL80211_WOWLAN_TRIG_NET_DETECT, NL80211_WOWLAN_TRIG_NET_DETECT_RESULTS, + NL80211_WOWLAN_TRIG_UNPROTECTED_DEAUTH_DISASSOC, /* keep last */ NUM_NL80211_WOWLAN_TRIG, @@ -6410,8 +6428,7 @@ enum nl80211_feature_flags { * @NL80211_EXT_FEATURE_AP_PMKSA_CACHING: Driver/device supports PMKSA caching * (set/del PMKSA operations) in AP mode. * - * @NL80211_EXT_FEATURE_SCHED_SCAN_BAND_SPECIFIC_RSSI_THOLD: Driver supports - * filtering of sched scan results using band specific RSSI thresholds. + * @NL80211_EXT_FEATURE_SCHED_SCAN_BAND_SPECIFIC_RSSI_THOLD: Obsolete * * @NL80211_EXT_FEATURE_STA_TX_PWR: This driver supports controlling tx power * to a station. @@ -6520,6 +6537,11 @@ enum nl80211_feature_flags { * DFS master on the same channel as described in FCC-594280 D01 * (Section B.3). This, for example, allows P2P GO and P2P clients to * operate on DFS channels as long as there's a concurrent BSS connection. + * + * @NL80211_EXT_FEATURE_SPP_AMSDU_SUPPORT: The driver has support for SPP + * (signaling and payload protected) A-MSDUs and this shall be advertised + * in the RSNXE. + * * @NUM_NL80211_EXT_FEATURES: number of extended features. * @MAX_NL80211_EXT_FEATURES: highest extended feature index. */ @@ -6561,7 +6583,7 @@ enum nl80211_ext_feature_index { NL80211_EXT_FEATURE_ENABLE_FTM_RESPONDER, NL80211_EXT_FEATURE_AIRTIME_FAIRNESS, NL80211_EXT_FEATURE_AP_PMKSA_CACHING, - NL80211_EXT_FEATURE_SCHED_SCAN_BAND_SPECIFIC_RSSI_THOLD, + NL80211_EXT_FEATURE_SCHED_SCAN_BAND_SPECIFIC_RSSI_THOLD, /* obsolete */ NL80211_EXT_FEATURE_EXT_KEY_ID, NL80211_EXT_FEATURE_STA_TX_PWR, NL80211_EXT_FEATURE_SAE_OFFLOAD, @@ -6594,6 +6616,7 @@ enum nl80211_ext_feature_index { NL80211_EXT_FEATURE_OWE_OFFLOAD, NL80211_EXT_FEATURE_OWE_OFFLOAD_AP, NL80211_EXT_FEATURE_DFS_CONCURRENT, + NL80211_EXT_FEATURE_SPP_AMSDU_SUPPORT, /* add new features before the definition below */ NUM_NL80211_EXT_FEATURES, diff --git a/include/uapi/linux/pidfd.h b/include/uapi/linux/pidfd.h index 5406fbc130..72ec000a97 100644 --- a/include/uapi/linux/pidfd.h +++ b/include/uapi/linux/pidfd.h @@ -7,6 +7,12 @@ #include <linux/fcntl.h> /* Flags for pidfd_open(). */ -#define PIDFD_NONBLOCK O_NONBLOCK +#define PIDFD_NONBLOCK O_NONBLOCK +#define PIDFD_THREAD O_EXCL + +/* Flags for pidfd_send_signal(). */ +#define PIDFD_SIGNAL_THREAD (1UL << 0) +#define PIDFD_SIGNAL_THREAD_GROUP (1UL << 1) +#define PIDFD_SIGNAL_PROCESS_GROUP (1UL << 2) #endif /* _UAPI_LINUX_PIDFD_H */ diff --git a/include/uapi/linux/psp-sev.h b/include/uapi/linux/psp-sev.h index b44ba7dcde..b7a2c2ee35 100644 --- a/include/uapi/linux/psp-sev.h +++ b/include/uapi/linux/psp-sev.h @@ -28,6 +28,9 @@ enum { SEV_PEK_CERT_IMPORT, SEV_GET_ID, /* This command is deprecated, use SEV_GET_ID2 */ SEV_GET_ID2, + SNP_PLATFORM_STATUS, + SNP_COMMIT, + SNP_SET_CONFIG, SEV_MAX, }; @@ -69,6 +72,12 @@ typedef enum { SEV_RET_RESOURCE_LIMIT, SEV_RET_SECURE_DATA_INVALID, SEV_RET_INVALID_KEY = 0x27, + SEV_RET_INVALID_PAGE_SIZE, + SEV_RET_INVALID_PAGE_STATE, + SEV_RET_INVALID_MDATA_ENTRY, + SEV_RET_INVALID_PAGE_OWNER, + SEV_RET_INVALID_PAGE_AEAD_OFLOW, + SEV_RET_RMP_INIT_REQUIRED, SEV_RET_MAX, } sev_ret_code; @@ -156,6 +165,56 @@ struct sev_user_data_get_id2 { } __packed; /** + * struct sev_user_data_snp_status - SNP status + * + * @api_major: API major version + * @api_minor: API minor version + * @state: current platform state + * @is_rmp_initialized: whether RMP is initialized or not + * @rsvd: reserved + * @build_id: firmware build id for the API version + * @mask_chip_id: whether chip id is present in attestation reports or not + * @mask_chip_key: whether attestation reports are signed or not + * @vlek_en: VLEK (Version Loaded Endorsement Key) hashstick is loaded + * @rsvd1: reserved + * @guest_count: the number of guest currently managed by the firmware + * @current_tcb_version: current TCB version + * @reported_tcb_version: reported TCB version + */ +struct sev_user_data_snp_status { + __u8 api_major; /* Out */ + __u8 api_minor; /* Out */ + __u8 state; /* Out */ + __u8 is_rmp_initialized:1; /* Out */ + __u8 rsvd:7; + __u32 build_id; /* Out */ + __u32 mask_chip_id:1; /* Out */ + __u32 mask_chip_key:1; /* Out */ + __u32 vlek_en:1; /* Out */ + __u32 rsvd1:29; + __u32 guest_count; /* Out */ + __u64 current_tcb_version; /* Out */ + __u64 reported_tcb_version; /* Out */ +} __packed; + +/** + * struct sev_user_data_snp_config - system wide configuration value for SNP. + * + * @reported_tcb: the TCB version to report in the guest attestation report. + * @mask_chip_id: whether chip id is present in attestation reports or not + * @mask_chip_key: whether attestation reports are signed or not + * @rsvd: reserved + * @rsvd1: reserved + */ +struct sev_user_data_snp_config { + __u64 reported_tcb ; /* In */ + __u32 mask_chip_id:1; /* In */ + __u32 mask_chip_key:1; /* In */ + __u32 rsvd:30; /* In */ + __u8 rsvd1[52]; +} __packed; + +/** * struct sev_issue_cmd - SEV ioctl parameters * * @cmd: SEV commands to execute diff --git a/include/uapi/linux/ptp_clock.h b/include/uapi/linux/ptp_clock.h index da700999ca..053b40d642 100644 --- a/include/uapi/linux/ptp_clock.h +++ b/include/uapi/linux/ptp_clock.h @@ -32,6 +32,7 @@ #define PTP_RISING_EDGE (1<<1) #define PTP_FALLING_EDGE (1<<2) #define PTP_STRICT_FLAGS (1<<3) +#define PTP_EXT_OFFSET (1<<4) #define PTP_EXTTS_EDGES (PTP_RISING_EDGE | PTP_FALLING_EDGE) /* @@ -40,7 +41,8 @@ #define PTP_EXTTS_VALID_FLAGS (PTP_ENABLE_FEATURE | \ PTP_RISING_EDGE | \ PTP_FALLING_EDGE | \ - PTP_STRICT_FLAGS) + PTP_STRICT_FLAGS | \ + PTP_EXT_OFFSET) /* * flag fields valid for the original PTP_EXTTS_REQUEST ioctl. @@ -51,6 +53,11 @@ PTP_FALLING_EDGE) /* + * flag fields valid for the ptp_extts_event report. + */ +#define PTP_EXTTS_EVENT_VALID (PTP_ENABLE_FEATURE) + +/* * Bits of the ptp_perout_request.flags field: */ #define PTP_PEROUT_ONE_SHOT (1<<0) @@ -228,9 +235,9 @@ struct ptp_pin_desc { #define PTP_MASK_EN_SINGLE _IOW(PTP_CLK_MAGIC, 20, unsigned int) struct ptp_extts_event { - struct ptp_clock_time t; /* Time event occured. */ + struct ptp_clock_time t; /* Time event occurred. */ unsigned int index; /* Which channel produced the event. */ - unsigned int flags; /* Reserved for future use. */ + unsigned int flags; /* Event type. */ unsigned int rsv[2]; /* Reserved for future use. */ }; diff --git a/include/uapi/linux/rkisp1-config.h b/include/uapi/linux/rkisp1-config.h index 730673ecc6..6eeaf8bf23 100644 --- a/include/uapi/linux/rkisp1-config.h +++ b/include/uapi/linux/rkisp1-config.h @@ -175,16 +175,21 @@ /** * enum rkisp1_cif_isp_version - ISP variants * - * @RKISP1_V10: used at least in rk3288 and rk3399 - * @RKISP1_V11: declared in the original vendor code, but not used - * @RKISP1_V12: used at least in rk3326 and px30 - * @RKISP1_V13: used at least in rk1808 + * @RKISP1_V10: Used at least in RK3288 and RK3399. + * @RKISP1_V11: Declared in the original vendor code, but not used. Same number + * of entries in grids and histogram as v10. + * @RKISP1_V12: Used at least in RK3326 and PX30. + * @RKISP1_V13: Used at least in RK1808. Same number of entries in grids and + * histogram as v12. + * @RKISP1_V_IMX8MP: Used in at least i.MX8MP. Same number of entries in grids + * and histogram as v10. */ enum rkisp1_cif_isp_version { RKISP1_V10 = 10, RKISP1_V11, RKISP1_V12, RKISP1_V13, + RKISP1_V_IMX8MP, }; enum rkisp1_cif_isp_histogram_mode { @@ -584,10 +589,9 @@ enum rkisp1_cif_isp_goc_mode { * as is reported by the hw_revision field of the struct media_device_info * that is returned by ioctl MEDIA_IOC_DEVICE_INFO. * - * Versions <= V11 have RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V10 - * entries, versions >= V12 have RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V12 - * entries. RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES is equal to the maximum - * of the two. + * V10 has RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V10 entries, V12 has + * RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V12 entries. + * RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES is equal to the maximum of the two. */ struct rkisp1_cif_isp_goc_config { __u32 mode; @@ -607,10 +611,10 @@ struct rkisp1_cif_isp_goc_config { * as is reported by the hw_revision field of the struct media_device_info * that is returned by ioctl MEDIA_IOC_DEVICE_INFO. * - * Versions <= V11 have RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V10 - * entries, versions >= V12 have RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V12 - * entries. RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE is equal to the maximum - * of the two. + * V10 has RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V10 entries, V12 has + * RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V12 entries. + * RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE is equal to the maximum of the + * two. */ struct rkisp1_cif_isp_hst_config { __u32 mode; @@ -902,9 +906,9 @@ struct rkisp1_cif_isp_bls_meas_val { * as is reported by the hw_revision field of the struct media_device_info * that is returned by ioctl MEDIA_IOC_DEVICE_INFO. * - * Versions <= V11 have RKISP1_CIF_ISP_AE_MEAN_MAX_V10 entries, - * versions >= V12 have RKISP1_CIF_ISP_AE_MEAN_MAX_V12 entries. - * RKISP1_CIF_ISP_AE_MEAN_MAX is equal to the maximum of the two. + * V10 has RKISP1_CIF_ISP_AE_MEAN_MAX_V10 entries, V12 has + * RKISP1_CIF_ISP_AE_MEAN_MAX_V12 entries. RKISP1_CIF_ISP_AE_MEAN_MAX is equal + * to the maximum of the two. * * Image is divided into 5x5 blocks on V10 and 9x9 blocks on V12. */ @@ -944,21 +948,21 @@ struct rkisp1_cif_isp_af_stat { * integer part. * * The window of the measurements area is divided to 5x5 sub-windows for - * V10/V11 and to 9x9 sub-windows for V12. The histogram is then computed for - * each sub-window independently and the final result is a weighted average of - * the histogram measurements on all sub-windows. The window of the - * measurements area and the weight of each sub-window are configurable using + * V10 and to 9x9 sub-windows for V12. The histogram is then computed for each + * sub-window independently and the final result is a weighted average of the + * histogram measurements on all sub-windows. The window of the measurements + * area and the weight of each sub-window are configurable using * struct @rkisp1_cif_isp_hst_config. * - * The histogram contains 16 bins in V10/V11 and 32 bins in V12/V13. + * The histogram contains 16 bins in V10 and 32 bins in V12. * * The number of entries of @hist_bins depends on the hardware revision * as is reported by the hw_revision field of the struct media_device_info * that is returned by ioctl MEDIA_IOC_DEVICE_INFO. * - * Versions <= V11 have RKISP1_CIF_ISP_HIST_BIN_N_MAX_V10 entries, - * versions >= V12 have RKISP1_CIF_ISP_HIST_BIN_N_MAX_V12 entries. - * RKISP1_CIF_ISP_HIST_BIN_N_MAX is equal to the maximum of the two. + * V10 has RKISP1_CIF_ISP_HIST_BIN_N_MAX_V10 entries, V12 has + * RKISP1_CIF_ISP_HIST_BIN_N_MAX_V12 entries. RKISP1_CIF_ISP_HIST_BIN_N_MAX is + * equal to the maximum of the two. */ struct rkisp1_cif_isp_hist_stat { __u32 hist_bins[RKISP1_CIF_ISP_HIST_BIN_N_MAX]; diff --git a/include/uapi/linux/tc_act/tc_pedit.h b/include/uapi/linux/tc_act/tc_pedit.h index f3e61b04fa..f5cab7fc96 100644 --- a/include/uapi/linux/tc_act/tc_pedit.h +++ b/include/uapi/linux/tc_act/tc_pedit.h @@ -62,7 +62,7 @@ struct tc_pedit_sel { tc_gen; unsigned char nkeys; unsigned char flags; - struct tc_pedit_key keys[0]; + struct tc_pedit_key keys[] __counted_by(nkeys); }; #define tc_pedit tc_pedit_sel diff --git a/include/uapi/linux/ublk_cmd.h b/include/uapi/linux/ublk_cmd.h index b9cfc5c962..c8dc5f8ea6 100644 --- a/include/uapi/linux/ublk_cmd.h +++ b/include/uapi/linux/ublk_cmd.h @@ -49,6 +49,8 @@ _IOR('u', UBLK_CMD_GET_DEV_INFO2, struct ublksrv_ctrl_cmd) #define UBLK_U_CMD_GET_FEATURES \ _IOR('u', 0x13, struct ublksrv_ctrl_cmd) +#define UBLK_U_CMD_DEL_DEV_ASYNC \ + _IOR('u', 0x14, struct ublksrv_ctrl_cmd) /* * 64bits are enough now, and it should be easy to extend in case of diff --git a/include/uapi/linux/usb/ch9.h b/include/uapi/linux/usb/ch9.h index 8a147abfc6..44d73ba878 100644 --- a/include/uapi/linux/usb/ch9.h +++ b/include/uapi/linux/usb/ch9.h @@ -763,6 +763,8 @@ struct usb_otg20_descriptor { #define USB_OTG_SRP (1 << 0) #define USB_OTG_HNP (1 << 1) /* swap host/device roles */ #define USB_OTG_ADP (1 << 2) /* support ADP */ +/* OTG 3.0 */ +#define USB_OTG_RSP (1 << 3) /* support RSP */ #define OTG_STS_SELECTOR 0xF000 /* OTG status selector */ /*-------------------------------------------------------------------------*/ diff --git a/include/uapi/linux/usb/functionfs.h b/include/uapi/linux/usb/functionfs.h index 078098e73f..9f88de9c3d 100644 --- a/include/uapi/linux/usb/functionfs.h +++ b/include/uapi/linux/usb/functionfs.h @@ -86,6 +86,22 @@ struct usb_ext_prop_desc { __le16 wPropertyNameLength; } __attribute__((packed)); +/* Flags for usb_ffs_dmabuf_transfer_req->flags (none for now) */ +#define USB_FFS_DMABUF_TRANSFER_MASK 0x0 + +/** + * struct usb_ffs_dmabuf_transfer_req - Transfer request for a DMABUF object + * @fd: file descriptor of the DMABUF object + * @flags: one or more USB_FFS_DMABUF_TRANSFER_* flags + * @length: number of bytes used in this DMABUF for the data transfer. + * Should generally be set to the DMABUF's size. + */ +struct usb_ffs_dmabuf_transfer_req { + int fd; + __u32 flags; + __u64 length; +} __attribute__((packed)); + #ifndef __KERNEL__ /* @@ -290,6 +306,31 @@ struct usb_functionfs_event { #define FUNCTIONFS_ENDPOINT_DESC _IOR('g', 130, \ struct usb_endpoint_descriptor) +/* + * Attach the DMABUF object, identified by its file descriptor, to the + * data endpoint. Returns zero on success, and a negative errno value + * on error. + */ +#define FUNCTIONFS_DMABUF_ATTACH _IOW('g', 131, int) + +/* + * Detach the given DMABUF object, identified by its file descriptor, + * from the data endpoint. Returns zero on success, and a negative + * errno value on error. Note that closing the endpoint's file + * descriptor will automatically detach all attached DMABUFs. + */ +#define FUNCTIONFS_DMABUF_DETACH _IOW('g', 132, int) + +/* + * Enqueue the previously attached DMABUF to the transfer queue. + * The argument is a structure that packs the DMABUF's file descriptor, + * the size in bytes to transfer (which should generally correspond to + * the size of the DMABUF), and a 'flags' field which is unused + * for now. Returns zero on success, and a negative errno value on + * error. + */ +#define FUNCTIONFS_DMABUF_TRANSFER _IOW('g', 133, \ + struct usb_ffs_dmabuf_transfer_req) #endif /* _UAPI__LINUX_FUNCTIONFS_H__ */ diff --git a/include/uapi/linux/user_events.h b/include/uapi/linux/user_events.h index f74f3aedd4..a03de03dcc 100644 --- a/include/uapi/linux/user_events.h +++ b/include/uapi/linux/user_events.h @@ -12,6 +12,7 @@ #include <linux/ioctl.h> #define USER_EVENTS_SYSTEM "user_events" +#define USER_EVENTS_MULTI_SYSTEM "user_events_multi" #define USER_EVENTS_PREFIX "u:" /* Create dynamic location entry within a 32-bit value */ @@ -22,8 +23,11 @@ enum user_reg_flag { /* Event will not delete upon last reference closing */ USER_EVENT_REG_PERSIST = 1U << 0, + /* Event will be allowed to have multiple formats */ + USER_EVENT_REG_MULTI_FORMAT = 1U << 1, + /* This value or above is currently non-ABI */ - USER_EVENT_REG_MAX = 1U << 1, + USER_EVENT_REG_MAX = 1U << 2, }; /* diff --git a/include/uapi/linux/vdpa.h b/include/uapi/linux/vdpa.h index 54b649ab0f..842bf1201a 100644 --- a/include/uapi/linux/vdpa.h +++ b/include/uapi/linux/vdpa.h @@ -56,6 +56,23 @@ enum vdpa_attr { /* virtio features that are provisioned to the vDPA device */ VDPA_ATTR_DEV_FEATURES, /* u64 */ + VDPA_ATTR_DEV_BLK_CFG_CAPACITY, /* u64 */ + VDPA_ATTR_DEV_BLK_CFG_SIZE_MAX, /* u32 */ + VDPA_ATTR_DEV_BLK_CFG_BLK_SIZE, /* u32 */ + VDPA_ATTR_DEV_BLK_CFG_SEG_MAX, /* u32 */ + VDPA_ATTR_DEV_BLK_CFG_NUM_QUEUES, /* u16 */ + VDPA_ATTR_DEV_BLK_CFG_PHY_BLK_EXP, /* u8 */ + VDPA_ATTR_DEV_BLK_CFG_ALIGN_OFFSET, /* u8 */ + VDPA_ATTR_DEV_BLK_CFG_MIN_IO_SIZE, /* u16 */ + VDPA_ATTR_DEV_BLK_CFG_OPT_IO_SIZE, /* u32 */ + VDPA_ATTR_DEV_BLK_CFG_MAX_DISCARD_SEC, /* u32 */ + VDPA_ATTR_DEV_BLK_CFG_MAX_DISCARD_SEG, /* u32 */ + VDPA_ATTR_DEV_BLK_CFG_DISCARD_SEC_ALIGN,/* u32 */ + VDPA_ATTR_DEV_BLK_CFG_MAX_WRITE_ZEROES_SEC, /* u32 */ + VDPA_ATTR_DEV_BLK_CFG_MAX_WRITE_ZEROES_SEG, /* u32 */ + VDPA_ATTR_DEV_BLK_READ_ONLY, /* u8 */ + VDPA_ATTR_DEV_BLK_FLUSH, /* u8 */ + /* new attributes must be added above here */ VDPA_ATTR_MAX, }; diff --git a/include/uapi/linux/vesa.h b/include/uapi/linux/vesa.h new file mode 100644 index 0000000000..81947f5088 --- /dev/null +++ b/include/uapi/linux/vesa.h @@ -0,0 +1,18 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#ifndef _UAPI_LINUX_VESA_H +#define _UAPI_LINUX_VESA_H + +/* VESA Blanking Levels */ +enum vesa_blank_mode { + VESA_NO_BLANKING = 0, +#define VESA_NO_BLANKING VESA_NO_BLANKING + VESA_VSYNC_SUSPEND = 1, +#define VESA_VSYNC_SUSPEND VESA_VSYNC_SUSPEND + VESA_HSYNC_SUSPEND = 2, +#define VESA_HSYNC_SUSPEND VESA_HSYNC_SUSPEND + VESA_POWERDOWN = VESA_VSYNC_SUSPEND | VESA_HSYNC_SUSPEND, +#define VESA_POWERDOWN VESA_POWERDOWN + VESA_BLANK_MAX = VESA_POWERDOWN, +}; + +#endif diff --git a/include/uapi/linux/vhost.h b/include/uapi/linux/vhost.h index 649560c685..b95dd84eef 100644 --- a/include/uapi/linux/vhost.h +++ b/include/uapi/linux/vhost.h @@ -179,12 +179,6 @@ /* Get the config size */ #define VHOST_VDPA_GET_CONFIG_SIZE _IOR(VHOST_VIRTIO, 0x79, __u32) -/* Get the count of all virtqueues */ -#define VHOST_VDPA_GET_VQS_COUNT _IOR(VHOST_VIRTIO, 0x80, __u32) - -/* Get the number of virtqueue groups. */ -#define VHOST_VDPA_GET_GROUP_NUM _IOR(VHOST_VIRTIO, 0x81, __u32) - /* Get the number of address spaces. */ #define VHOST_VDPA_GET_AS_NUM _IOR(VHOST_VIRTIO, 0x7A, unsigned int) @@ -227,4 +221,18 @@ */ #define VHOST_VDPA_GET_VRING_DESC_GROUP _IOWR(VHOST_VIRTIO, 0x7F, \ struct vhost_vring_state) + + +/* Get the count of all virtqueues */ +#define VHOST_VDPA_GET_VQS_COUNT _IOR(VHOST_VIRTIO, 0x80, __u32) + +/* Get the number of virtqueue groups. */ +#define VHOST_VDPA_GET_GROUP_NUM _IOR(VHOST_VIRTIO, 0x81, __u32) + +/* Get the queue size of a specific virtqueue. + * userspace set the vring index in vhost_vring_state.index + * kernel set the queue size in vhost_vring_state.num + */ +#define VHOST_VDPA_GET_VRING_SIZE _IOWR(VHOST_VIRTIO, 0x82, \ + struct vhost_vring_state) #endif diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h index 68e7ac178c..a8015e5e7f 100644 --- a/include/uapi/linux/videodev2.h +++ b/include/uapi/linux/videodev2.h @@ -1041,13 +1041,13 @@ struct v4l2_requestbuffers { * struct v4l2_plane - plane info for multi-planar buffers * @bytesused: number of bytes occupied by data in the plane (payload) * @length: size of this plane (NOT the payload) in bytes - * @mem_offset: when memory in the associated struct v4l2_buffer is + * @m.mem_offset: when memory in the associated struct v4l2_buffer is * V4L2_MEMORY_MMAP, equals the offset from the start of * the device memory for this plane (or is a "cookie" that * should be passed to mmap() called on the video node) - * @userptr: when memory is V4L2_MEMORY_USERPTR, a userspace pointer + * @m.userptr: when memory is V4L2_MEMORY_USERPTR, a userspace pointer * pointing to this plane - * @fd: when memory is V4L2_MEMORY_DMABUF, a userspace file + * @m.fd: when memory is V4L2_MEMORY_DMABUF, a userspace file * descriptor associated with this plane * @m: union of @mem_offset, @userptr and @fd * @data_offset: offset in the plane to the start of data; usually 0, @@ -1085,14 +1085,14 @@ struct v4l2_plane { * @sequence: sequence count of this frame * @memory: enum v4l2_memory; the method, in which the actual video data is * passed - * @offset: for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP; + * @m.offset: for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP; * offset from the start of the device memory for this plane, * (or a "cookie" that should be passed to mmap() as offset) - * @userptr: for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR; + * @m.userptr: for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR; * a userspace pointer pointing to this buffer - * @fd: for non-multiplanar buffers with memory == V4L2_MEMORY_DMABUF; + * @m.fd: for non-multiplanar buffers with memory == V4L2_MEMORY_DMABUF; * a userspace file descriptor associated with this buffer - * @planes: for multiplanar buffers; userspace pointer to the array of plane + * @m.planes: for multiplanar buffers; userspace pointer to the array of plane * info structs for this buffer * @m: union of @offset, @userptr, @planes and @fd * @length: size in bytes of the buffer (NOT its payload) for single-plane @@ -2423,15 +2423,15 @@ struct v4l2_meta_format { /** * struct v4l2_format - stream data format - * @type: enum v4l2_buf_type; type of the data stream - * @pix: definition of an image format - * @pix_mp: definition of a multiplanar image format - * @win: definition of an overlaid image - * @vbi: raw VBI capture or output parameters - * @sliced: sliced VBI capture or output parameters - * @raw_data: placeholder for future extensions and custom formats - * @fmt: union of @pix, @pix_mp, @win, @vbi, @sliced, @sdr, @meta - * and @raw_data + * @type: enum v4l2_buf_type; type of the data stream + * @fmt.pix: definition of an image format + * @fmt.pix_mp: definition of a multiplanar image format + * @fmt.win: definition of an overlaid image + * @fmt.vbi: raw VBI capture or output parameters + * @fmt.sliced: sliced VBI capture or output parameters + * @fmt.raw_data: placeholder for future extensions and custom formats + * @fmt: union of @pix, @pix_mp, @win, @vbi, @sliced, @sdr, + * @meta and @raw_data */ struct v4l2_format { __u32 type; diff --git a/include/uapi/linux/virtio_gpu.h b/include/uapi/linux/virtio_gpu.h index f556fde07b..0e21f39981 100644 --- a/include/uapi/linux/virtio_gpu.h +++ b/include/uapi/linux/virtio_gpu.h @@ -309,6 +309,8 @@ struct virtio_gpu_cmd_submit { #define VIRTIO_GPU_CAPSET_VIRGL 1 #define VIRTIO_GPU_CAPSET_VIRGL2 2 +/* 3 is reserved for gfxstream */ +#define VIRTIO_GPU_CAPSET_VENUS 4 /* VIRTIO_GPU_CMD_GET_CAPSET_INFO */ struct virtio_gpu_get_capset_info { diff --git a/include/uapi/linux/virtio_snd.h b/include/uapi/linux/virtio_snd.h index dfe49547a7..5f4100c2cf 100644 --- a/include/uapi/linux/virtio_snd.h +++ b/include/uapi/linux/virtio_snd.h @@ -8,6 +8,14 @@ #include <linux/virtio_types.h> /******************************************************************************* + * FEATURE BITS + */ +enum { + /* device supports control elements */ + VIRTIO_SND_F_CTLS = 0 +}; + +/******************************************************************************* * CONFIGURATION SPACE */ struct virtio_snd_config { @@ -17,6 +25,8 @@ struct virtio_snd_config { __le32 streams; /* # of available channel maps */ __le32 chmaps; + /* # of available control elements */ + __le32 controls; }; enum { @@ -55,6 +65,15 @@ enum { /* channel map control request types */ VIRTIO_SND_R_CHMAP_INFO = 0x0200, + /* control element request types */ + VIRTIO_SND_R_CTL_INFO = 0x0300, + VIRTIO_SND_R_CTL_ENUM_ITEMS, + VIRTIO_SND_R_CTL_READ, + VIRTIO_SND_R_CTL_WRITE, + VIRTIO_SND_R_CTL_TLV_READ, + VIRTIO_SND_R_CTL_TLV_WRITE, + VIRTIO_SND_R_CTL_TLV_COMMAND, + /* jack event types */ VIRTIO_SND_EVT_JACK_CONNECTED = 0x1000, VIRTIO_SND_EVT_JACK_DISCONNECTED, @@ -63,6 +82,9 @@ enum { VIRTIO_SND_EVT_PCM_PERIOD_ELAPSED = 0x1100, VIRTIO_SND_EVT_PCM_XRUN, + /* control element event types */ + VIRTIO_SND_EVT_CTL_NOTIFY = 0x1200, + /* common status codes */ VIRTIO_SND_S_OK = 0x8000, VIRTIO_SND_S_BAD_MSG, @@ -331,4 +353,136 @@ struct virtio_snd_chmap_info { __u8 positions[VIRTIO_SND_CHMAP_MAX_SIZE]; }; +/******************************************************************************* + * CONTROL ELEMENTS MESSAGES + */ +struct virtio_snd_ctl_hdr { + /* VIRTIO_SND_R_CTL_XXX */ + struct virtio_snd_hdr hdr; + /* 0 ... virtio_snd_config::controls - 1 */ + __le32 control_id; +}; + +/* supported roles for control elements */ +enum { + VIRTIO_SND_CTL_ROLE_UNDEFINED = 0, + VIRTIO_SND_CTL_ROLE_VOLUME, + VIRTIO_SND_CTL_ROLE_MUTE, + VIRTIO_SND_CTL_ROLE_GAIN +}; + +/* supported value types for control elements */ +enum { + VIRTIO_SND_CTL_TYPE_BOOLEAN = 0, + VIRTIO_SND_CTL_TYPE_INTEGER, + VIRTIO_SND_CTL_TYPE_INTEGER64, + VIRTIO_SND_CTL_TYPE_ENUMERATED, + VIRTIO_SND_CTL_TYPE_BYTES, + VIRTIO_SND_CTL_TYPE_IEC958 +}; + +/* supported access rights for control elements */ +enum { + VIRTIO_SND_CTL_ACCESS_READ = 0, + VIRTIO_SND_CTL_ACCESS_WRITE, + VIRTIO_SND_CTL_ACCESS_VOLATILE, + VIRTIO_SND_CTL_ACCESS_INACTIVE, + VIRTIO_SND_CTL_ACCESS_TLV_READ, + VIRTIO_SND_CTL_ACCESS_TLV_WRITE, + VIRTIO_SND_CTL_ACCESS_TLV_COMMAND +}; + +struct virtio_snd_ctl_info { + /* common header */ + struct virtio_snd_info hdr; + /* element role (VIRTIO_SND_CTL_ROLE_XXX) */ + __le32 role; + /* element value type (VIRTIO_SND_CTL_TYPE_XXX) */ + __le32 type; + /* element access right bit map (1 << VIRTIO_SND_CTL_ACCESS_XXX) */ + __le32 access; + /* # of members in the element value */ + __le32 count; + /* index for an element with a non-unique name */ + __le32 index; + /* name identifier string for the element */ + __u8 name[44]; + /* additional information about the element's value */ + union { + /* VIRTIO_SND_CTL_TYPE_INTEGER */ + struct { + /* minimum supported value */ + __le32 min; + /* maximum supported value */ + __le32 max; + /* fixed step size for value (0 = variable size) */ + __le32 step; + } integer; + /* VIRTIO_SND_CTL_TYPE_INTEGER64 */ + struct { + /* minimum supported value */ + __le64 min; + /* maximum supported value */ + __le64 max; + /* fixed step size for value (0 = variable size) */ + __le64 step; + } integer64; + /* VIRTIO_SND_CTL_TYPE_ENUMERATED */ + struct { + /* # of options supported for value */ + __le32 items; + } enumerated; + } value; +}; + +struct virtio_snd_ctl_enum_item { + /* option name */ + __u8 item[64]; +}; + +struct virtio_snd_ctl_iec958 { + /* AES/IEC958 channel status bits */ + __u8 status[24]; + /* AES/IEC958 subcode bits */ + __u8 subcode[147]; + /* nothing */ + __u8 pad; + /* AES/IEC958 subframe bits */ + __u8 dig_subframe[4]; +}; + +struct virtio_snd_ctl_value { + union { + /* VIRTIO_SND_CTL_TYPE_BOOLEAN|INTEGER value */ + __le32 integer[128]; + /* VIRTIO_SND_CTL_TYPE_INTEGER64 value */ + __le64 integer64[64]; + /* VIRTIO_SND_CTL_TYPE_ENUMERATED value (option indexes) */ + __le32 enumerated[128]; + /* VIRTIO_SND_CTL_TYPE_BYTES value */ + __u8 bytes[512]; + /* VIRTIO_SND_CTL_TYPE_IEC958 value */ + struct virtio_snd_ctl_iec958 iec958; + } value; +}; + +/* supported event reason types */ +enum { + /* element's value has changed */ + VIRTIO_SND_CTL_EVT_MASK_VALUE = 0, + /* element's information has changed */ + VIRTIO_SND_CTL_EVT_MASK_INFO, + /* element's metadata has changed */ + VIRTIO_SND_CTL_EVT_MASK_TLV +}; + +struct virtio_snd_ctl_event { + /* VIRTIO_SND_EVT_CTL_NOTIFY */ + struct virtio_snd_hdr hdr; + /* 0 ... virtio_snd_config::controls - 1 */ + __le16 control_id; + /* event reason bit map (1 << VIRTIO_SND_CTL_EVT_MASK_XXX) */ + __le16 mask; +}; + #endif /* VIRTIO_SND_IF_H */ diff --git a/include/uapi/linux/xfrm.h b/include/uapi/linux/xfrm.h index 6a77328be1..594b66e163 100644 --- a/include/uapi/linux/xfrm.h +++ b/include/uapi/linux/xfrm.h @@ -228,7 +228,7 @@ enum { #define XFRM_NR_MSGTYPES (XFRM_MSG_MAX + 1 - XFRM_MSG_BASE) /* - * Generic LSM security context for comunicating to user space + * Generic LSM security context for communicating to user space * NOTE: Same format as sadb_x_sec_ctx */ struct xfrm_user_sec_ctx { diff --git a/include/uapi/rdma/hns-abi.h b/include/uapi/rdma/hns-abi.h index c996e15108..158670da2b 100644 --- a/include/uapi/rdma/hns-abi.h +++ b/include/uapi/rdma/hns-abi.h @@ -73,6 +73,17 @@ struct hns_roce_ib_create_srq_resp { __u32 cap_flags; /* Use enum hns_roce_srq_cap_flags */ }; +enum hns_roce_congest_type_flags { + HNS_ROCE_CREATE_QP_FLAGS_DCQCN, + HNS_ROCE_CREATE_QP_FLAGS_LDCP, + HNS_ROCE_CREATE_QP_FLAGS_HC3, + HNS_ROCE_CREATE_QP_FLAGS_DIP, +}; + +enum hns_roce_create_qp_comp_mask { + HNS_ROCE_CREATE_QP_MASK_CONGEST_TYPE = 1 << 0, +}; + struct hns_roce_ib_create_qp { __aligned_u64 buf_addr; __aligned_u64 db_addr; @@ -81,6 +92,9 @@ struct hns_roce_ib_create_qp { __u8 sq_no_prefetch; __u8 reserved[5]; __aligned_u64 sdb_addr; + __aligned_u64 comp_mask; /* Use enum hns_roce_create_qp_comp_mask */ + __aligned_u64 create_flags; + __aligned_u64 cong_type_flags; }; enum hns_roce_qp_cap_flags { @@ -114,6 +128,8 @@ struct hns_roce_ib_alloc_ucontext_resp { __u32 reserved; __u32 config; __u32 max_inline_data; + __u8 congest_type; + __u8 reserved0[7]; }; struct hns_roce_ib_alloc_ucontext { diff --git a/include/uapi/sound/intel/avs/tokens.h b/include/uapi/sound/intel/avs/tokens.h index 4ffe546aa4..4beca03405 100644 --- a/include/uapi/sound/intel/avs/tokens.h +++ b/include/uapi/sound/intel/avs/tokens.h @@ -19,6 +19,8 @@ enum avs_tplg_token { AVS_TKN_MANIFEST_NUM_MODCFGS_EXT_U32 = 6, AVS_TKN_MANIFEST_NUM_PPLCFGS_U32 = 7, AVS_TKN_MANIFEST_NUM_BINDINGS_U32 = 8, + AVS_TKN_MANIFEST_NUM_CONDPATH_TMPLS_U32 = 9, + AVS_TKN_MANIFEST_NUM_INIT_CONFIGS_U32 = 10, /* struct avs_tplg_library */ AVS_TKN_LIBRARY_ID_U32 = 101, @@ -109,6 +111,8 @@ enum avs_tplg_token { AVS_TKN_MOD_PROC_DOMAIN_U8 = 1705, AVS_TKN_MOD_MODCFG_EXT_ID_U32 = 1706, AVS_TKN_MOD_KCONTROL_ID_U32 = 1707, + AVS_TKN_MOD_INIT_CONFIG_NUM_IDS_U32 = 1708, + AVS_TKN_MOD_INIT_CONFIG_ID_U32 = 1709, /* struct avs_tplg_path_template */ AVS_TKN_PATH_TMPL_ID_U32 = 1801, @@ -125,6 +129,11 @@ enum avs_tplg_token { /* struct avs_tplg_kcontrol */ AVS_TKN_KCONTROL_ID_U32 = 2301, + + /* struct avs_tplg_init_config */ + AVS_TKN_INIT_CONFIG_ID_U32 = 2401, + AVS_TKN_INIT_CONFIG_PARAM_U8 = 2402, + AVS_TKN_INIT_CONFIG_LENGTH_U32 = 2403, }; #endif diff --git a/include/uapi/sound/sof/tokens.h b/include/uapi/sound/sof/tokens.h index ee57089346..6bf00c09d3 100644 --- a/include/uapi/sound/sof/tokens.h +++ b/include/uapi/sound/sof/tokens.h @@ -218,4 +218,8 @@ #define SOF_TKN_IMX_MICFIL_RATE 2000 #define SOF_TKN_IMX_MICFIL_CH 2001 +/* ACP SDW */ +#define SOF_TKN_AMD_ACP_SDW_RATE 2100 +#define SOF_TKN_AMD_ACP_SDW_CH 2101 + #endif diff --git a/include/ufs/ufshcd.h b/include/ufs/ufshcd.h index 8e2bce9a4f..a35e12f8e6 100644 --- a/include/ufs/ufshcd.h +++ b/include/ufs/ufshcd.h @@ -328,6 +328,7 @@ struct ufs_pwr_mode_info { * @op_runtime_config: called to config Operation and runtime regs Pointers * @get_outstanding_cqs: called to get outstanding completion queues * @config_esi: called to config Event Specific Interrupt + * @config_scsi_dev: called to configure SCSI device parameters */ struct ufs_hba_variant_ops { const char *name; @@ -914,6 +915,8 @@ enum ufshcd_mcq_opr { * @dev_cmd_queue: Queue for issuing device management commands * @mcq_opr: MCQ operation and runtime registers * @ufs_rtc_update_work: A work for UFS RTC periodic update + * @pm_qos_req: PM QoS request handle + * @pm_qos_enabled: flag to check if pm qos is enabled */ struct ufs_hba { void __iomem *mmio_base; @@ -1080,6 +1083,8 @@ struct ufs_hba { struct ufshcd_mcq_opr_info_t mcq_opr[OPR_MAX]; struct delayed_work ufs_rtc_update_work; + struct pm_qos_request pm_qos_req; + bool pm_qos_enabled; }; /** @@ -1263,6 +1268,7 @@ unsigned long ufshcd_mcq_poll_cqe_lock(struct ufs_hba *hba, struct ufs_hw_queue *hwq); void ufshcd_mcq_make_queues_operational(struct ufs_hba *hba); void ufshcd_mcq_enable_esi(struct ufs_hba *hba); +void ufshcd_mcq_enable(struct ufs_hba *hba); void ufshcd_mcq_config_esi(struct ufs_hba *hba, struct msi_msg *msg); int ufshcd_opp_config_clks(struct device *dev, struct opp_table *opp_table, @@ -1400,6 +1406,8 @@ int ufshcd_suspend_prepare(struct device *dev); int __ufshcd_suspend_prepare(struct device *dev, bool rpm_ok_for_spm); void ufshcd_resume_complete(struct device *dev); bool ufshcd_is_hba_active(struct ufs_hba *hba); +void ufshcd_pm_qos_init(struct ufs_hba *hba); +void ufshcd_pm_qos_exit(struct ufs_hba *hba); /* Wrapper functions for safely calling variant operations */ static inline int ufshcd_vops_init(struct ufs_hba *hba) diff --git a/include/ufs/ufshci.h b/include/ufs/ufshci.h index d5accacae6..a196e1c4c3 100644 --- a/include/ufs/ufshci.h +++ b/include/ufs/ufshci.h @@ -282,6 +282,9 @@ enum { /* UTMRLRSR - UTP Task Management Request Run-Stop Register 80h */ #define UTP_TASK_REQ_LIST_RUN_STOP_BIT 0x1 +/* REG_UFS_MEM_CFG - Global Config Registers 300h */ +#define MCQ_MODE_SELECT BIT(0) + /* CQISy - CQ y Interrupt Status Register */ #define UFSHCD_MCQ_CQIS_TAIL_ENT_PUSH_STS 0x1 diff --git a/include/vdso/datapage.h b/include/vdso/datapage.h index 73eb622e76..c71ddb6d46 100644 --- a/include/vdso/datapage.h +++ b/include/vdso/datapage.h @@ -121,6 +121,14 @@ struct vdso_data { extern struct vdso_data _vdso_data[CS_BASES] __attribute__((visibility("hidden"))); extern struct vdso_data _timens_data[CS_BASES] __attribute__((visibility("hidden"))); +/** + * union vdso_data_store - Generic vDSO data page + */ +union vdso_data_store { + struct vdso_data data[CS_BASES]; + u8 page[1U << CONFIG_PAGE_SHIFT]; +}; + /* * The generic vDSO implementation requires that gettimeofday.h * provides: diff --git a/include/vdso/helpers.h b/include/vdso/helpers.h index 9a2af9fca4..7350114943 100644 --- a/include/vdso/helpers.h +++ b/include/vdso/helpers.h @@ -30,9 +30,9 @@ static __always_inline u32 vdso_read_retry(const struct vdso_data *vd, static __always_inline void vdso_write_begin(struct vdso_data *vd) { /* - * WRITE_ONCE it is required otherwise the compiler can validly tear + * WRITE_ONCE() is required otherwise the compiler can validly tear * updates to vd[x].seq and it is possible that the value seen by the - * reader it is inconsistent. + * reader is inconsistent. */ WRITE_ONCE(vd[CS_HRES_COARSE].seq, vd[CS_HRES_COARSE].seq + 1); WRITE_ONCE(vd[CS_RAW].seq, vd[CS_RAW].seq + 1); @@ -43,9 +43,9 @@ static __always_inline void vdso_write_end(struct vdso_data *vd) { smp_wmb(); /* - * WRITE_ONCE it is required otherwise the compiler can validly tear + * WRITE_ONCE() is required otherwise the compiler can validly tear * updates to vd[x].seq and it is possible that the value seen by the - * reader it is inconsistent. + * reader is inconsistent. */ WRITE_ONCE(vd[CS_HRES_COARSE].seq, vd[CS_HRES_COARSE].seq + 1); WRITE_ONCE(vd[CS_RAW].seq, vd[CS_RAW].seq + 1); diff --git a/include/video/cmdline.h b/include/video/cmdline.h index 26b80cdaef..76649465bb 100644 --- a/include/video/cmdline.h +++ b/include/video/cmdline.h @@ -3,18 +3,14 @@ #ifndef VIDEO_CMDLINE_H #define VIDEO_CMDLINE_H +#include <linux/kconfig.h> #include <linux/types.h> -#if defined(CONFIG_VIDEO_CMDLINE) const char *video_get_options(const char *name); +#if IS_ENABLED(CONFIG_FB_CORE) /* exported for compatibility with fbdev; don't use in new code */ bool __video_get_options(const char *name, const char **option, bool is_of); -#else -static inline const char *video_get_options(const char *name) -{ - return NULL; -} #endif #endif |