diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1320 |
1 files changed, 1320 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h new file mode 100644 index 000000000..ff5555353 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -0,0 +1,1320 @@ +/* + * Copyright 2008 Advanced Micro Devices, Inc. + * Copyright 2008 Red Hat Inc. + * Copyright 2009 Jerome Glisse. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Dave Airlie + * Alex Deucher + * Jerome Glisse + */ +#ifndef __AMDGPU_H__ +#define __AMDGPU_H__ + +#ifdef pr_fmt +#undef pr_fmt +#endif + +#define pr_fmt(fmt) "amdgpu: " fmt + +#ifdef dev_fmt +#undef dev_fmt +#endif + +#define dev_fmt(fmt) "amdgpu: " fmt + +#include "amdgpu_ctx.h" + +#include <linux/atomic.h> +#include <linux/wait.h> +#include <linux/list.h> +#include <linux/kref.h> +#include <linux/rbtree.h> +#include <linux/hashtable.h> +#include <linux/dma-fence.h> +#include <linux/pci.h> +#include <linux/aer.h> + +#include <drm/ttm/ttm_bo_api.h> +#include <drm/ttm/ttm_bo_driver.h> +#include <drm/ttm/ttm_placement.h> +#include <drm/ttm/ttm_module.h> +#include <drm/ttm/ttm_execbuf_util.h> + +#include <drm/amdgpu_drm.h> +#include <drm/drm_gem.h> +#include <drm/drm_ioctl.h> +#include <drm/gpu_scheduler.h> + +#include <kgd_kfd_interface.h> +#include "dm_pp_interface.h" +#include "kgd_pp_interface.h" + +#include "amd_shared.h" +#include "amdgpu_mode.h" +#include "amdgpu_ih.h" +#include "amdgpu_irq.h" +#include "amdgpu_ucode.h" +#include "amdgpu_ttm.h" +#include "amdgpu_psp.h" +#include "amdgpu_gds.h" +#include "amdgpu_sync.h" +#include "amdgpu_ring.h" +#include "amdgpu_vm.h" +#include "amdgpu_dpm.h" +#include "amdgpu_acp.h" +#include "amdgpu_uvd.h" +#include "amdgpu_vce.h" +#include "amdgpu_vcn.h" +#include "amdgpu_jpeg.h" +#include "amdgpu_mn.h" +#include "amdgpu_gmc.h" +#include "amdgpu_gfx.h" +#include "amdgpu_sdma.h" +#include "amdgpu_nbio.h" +#include "amdgpu_dm.h" +#include "amdgpu_virt.h" +#include "amdgpu_csa.h" +#include "amdgpu_gart.h" +#include "amdgpu_debugfs.h" +#include "amdgpu_job.h" +#include "amdgpu_bo_list.h" +#include "amdgpu_gem.h" +#include "amdgpu_doorbell.h" +#include "amdgpu_amdkfd.h" +#include "amdgpu_smu.h" +#include "amdgpu_discovery.h" +#include "amdgpu_mes.h" +#include "amdgpu_umc.h" +#include "amdgpu_mmhub.h" +#include "amdgpu_gfxhub.h" +#include "amdgpu_df.h" + +#define MAX_GPU_INSTANCE 16 + +struct amdgpu_gpu_instance +{ + struct amdgpu_device *adev; + int mgpu_fan_enabled; +}; + +struct amdgpu_mgpu_info +{ + struct amdgpu_gpu_instance gpu_ins[MAX_GPU_INSTANCE]; + struct mutex mutex; + uint32_t num_gpu; + uint32_t num_dgpu; + uint32_t num_apu; +}; + +#define AMDGPU_MAX_TIMEOUT_PARAM_LENGTH 256 + +/* + * Modules parameters. + */ +extern int amdgpu_modeset; +extern int amdgpu_vram_limit; +extern int amdgpu_vis_vram_limit; +extern int amdgpu_gart_size; +extern int amdgpu_gtt_size; +extern int amdgpu_moverate; +extern int amdgpu_benchmarking; +extern int amdgpu_testing; +extern int amdgpu_audio; +extern int amdgpu_disp_priority; +extern int amdgpu_hw_i2c; +extern int amdgpu_pcie_gen2; +extern int amdgpu_msi; +extern char amdgpu_lockup_timeout[AMDGPU_MAX_TIMEOUT_PARAM_LENGTH]; +extern int amdgpu_dpm; +extern int amdgpu_fw_load_type; +extern int amdgpu_aspm; +extern int amdgpu_runtime_pm; +extern uint amdgpu_ip_block_mask; +extern int amdgpu_bapm; +extern int amdgpu_deep_color; +extern int amdgpu_vm_size; +extern int amdgpu_vm_block_size; +extern int amdgpu_vm_fragment_size; +extern int amdgpu_vm_fault_stop; +extern int amdgpu_vm_debug; +extern int amdgpu_vm_update_mode; +extern int amdgpu_exp_hw_support; +extern int amdgpu_dc; +extern int amdgpu_sched_jobs; +extern int amdgpu_sched_hw_submission; +extern uint amdgpu_pcie_gen_cap; +extern uint amdgpu_pcie_lane_cap; +extern uint amdgpu_cg_mask; +extern uint amdgpu_pg_mask; +extern uint amdgpu_sdma_phase_quantum; +extern char *amdgpu_disable_cu; +extern char *amdgpu_virtual_display; +extern uint amdgpu_pp_feature_mask; +extern uint amdgpu_force_long_training; +extern int amdgpu_job_hang_limit; +extern int amdgpu_lbpw; +extern int amdgpu_compute_multipipe; +extern int amdgpu_gpu_recovery; +extern int amdgpu_emu_mode; +extern uint amdgpu_smu_memory_pool_size; +extern uint amdgpu_dc_feature_mask; +extern uint amdgpu_dc_debug_mask; +extern uint amdgpu_dm_abm_level; +extern int amdgpu_backlight; +extern struct amdgpu_mgpu_info mgpu_info; +extern int amdgpu_ras_enable; +extern uint amdgpu_ras_mask; +extern int amdgpu_bad_page_threshold; +extern int amdgpu_async_gfx_ring; +extern int amdgpu_mcbp; +extern int amdgpu_discovery; +extern int amdgpu_mes; +extern int amdgpu_noretry; +extern int amdgpu_force_asic_type; +#ifdef CONFIG_HSA_AMD +extern int sched_policy; +extern bool debug_evictions; +extern bool no_system_mem_limit; +#else +static const int sched_policy = KFD_SCHED_POLICY_HWS; +static const bool debug_evictions; /* = false */ +static const bool no_system_mem_limit; +#endif + +extern int amdgpu_tmz; +extern int amdgpu_reset_method; + +#ifdef CONFIG_DRM_AMDGPU_SI +extern int amdgpu_si_support; +#endif +#ifdef CONFIG_DRM_AMDGPU_CIK +extern int amdgpu_cik_support; +#endif +extern int amdgpu_num_kcq; + +#define AMDGPU_VM_MAX_NUM_CTX 4096 +#define AMDGPU_SG_THRESHOLD (256*1024*1024) +#define AMDGPU_DEFAULT_GTT_SIZE_MB 3072ULL /* 3GB by default */ +#define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000 +#define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */ +#define AMDGPU_FENCE_JIFFIES_TIMEOUT (HZ / 2) +#define AMDGPU_DEBUGFS_MAX_COMPONENTS 32 +#define AMDGPUFB_CONN_LIMIT 4 +#define AMDGPU_BIOS_NUM_SCRATCH 16 + +#define AMDGPU_VBIOS_VGA_ALLOCATION (9 * 1024 * 1024) /* reserve 8MB for vga emulator and 1 MB for FB */ + +/* hard reset data */ +#define AMDGPU_ASIC_RESET_DATA 0x39d5e86b + +/* reset flags */ +#define AMDGPU_RESET_GFX (1 << 0) +#define AMDGPU_RESET_COMPUTE (1 << 1) +#define AMDGPU_RESET_DMA (1 << 2) +#define AMDGPU_RESET_CP (1 << 3) +#define AMDGPU_RESET_GRBM (1 << 4) +#define AMDGPU_RESET_DMA1 (1 << 5) +#define AMDGPU_RESET_RLC (1 << 6) +#define AMDGPU_RESET_SEM (1 << 7) +#define AMDGPU_RESET_IH (1 << 8) +#define AMDGPU_RESET_VMC (1 << 9) +#define AMDGPU_RESET_MC (1 << 10) +#define AMDGPU_RESET_DISPLAY (1 << 11) +#define AMDGPU_RESET_UVD (1 << 12) +#define AMDGPU_RESET_VCE (1 << 13) +#define AMDGPU_RESET_VCE1 (1 << 14) + +/* max cursor sizes (in pixels) */ +#define CIK_CURSOR_WIDTH 128 +#define CIK_CURSOR_HEIGHT 128 + +struct amdgpu_device; +struct amdgpu_ib; +struct amdgpu_cs_parser; +struct amdgpu_job; +struct amdgpu_irq_src; +struct amdgpu_fpriv; +struct amdgpu_bo_va_mapping; +struct amdgpu_atif; +struct kfd_vm_fault_info; +struct amdgpu_hive_info; + +enum amdgpu_cp_irq { + AMDGPU_CP_IRQ_GFX_ME0_PIPE0_EOP = 0, + AMDGPU_CP_IRQ_GFX_ME0_PIPE1_EOP, + AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP, + AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE1_EOP, + AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE2_EOP, + AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE3_EOP, + AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE0_EOP, + AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE1_EOP, + AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE2_EOP, + AMDGPU_CP_IRQ_COMPUTE_MEC2_PIPE3_EOP, + + AMDGPU_CP_IRQ_LAST +}; + +enum amdgpu_thermal_irq { + AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0, + AMDGPU_THERMAL_IRQ_HIGH_TO_LOW, + + AMDGPU_THERMAL_IRQ_LAST +}; + +enum amdgpu_kiq_irq { + AMDGPU_CP_KIQ_IRQ_DRIVER0 = 0, + AMDGPU_CP_KIQ_IRQ_LAST +}; +#define SRIOV_USEC_TIMEOUT 1200000 /* wait 12 * 100ms for SRIOV */ +#define MAX_KIQ_REG_WAIT 5000 /* in usecs, 5ms */ +#define MAX_KIQ_REG_BAILOUT_INTERVAL 5 /* in msecs, 5ms */ +#define MAX_KIQ_REG_TRY 80 /* 20 -> 80 */ + +int amdgpu_device_ip_set_clockgating_state(void *dev, + enum amd_ip_block_type block_type, + enum amd_clockgating_state state); +int amdgpu_device_ip_set_powergating_state(void *dev, + enum amd_ip_block_type block_type, + enum amd_powergating_state state); +void amdgpu_device_ip_get_clockgating_state(struct amdgpu_device *adev, + u32 *flags); +int amdgpu_device_ip_wait_for_idle(struct amdgpu_device *adev, + enum amd_ip_block_type block_type); +bool amdgpu_device_ip_is_idle(struct amdgpu_device *adev, + enum amd_ip_block_type block_type); + +#define AMDGPU_MAX_IP_NUM 16 + +struct amdgpu_ip_block_status { + bool valid; + bool sw; + bool hw; + bool late_initialized; + bool hang; +}; + +struct amdgpu_ip_block_version { + const enum amd_ip_block_type type; + const u32 major; + const u32 minor; + const u32 rev; + const struct amd_ip_funcs *funcs; +}; + +#define HW_REV(_Major, _Minor, _Rev) \ + ((((uint32_t) (_Major)) << 16) | ((uint32_t) (_Minor) << 8) | ((uint32_t) (_Rev))) + +struct amdgpu_ip_block { + struct amdgpu_ip_block_status status; + const struct amdgpu_ip_block_version *version; +}; + +int amdgpu_device_ip_block_version_cmp(struct amdgpu_device *adev, + enum amd_ip_block_type type, + u32 major, u32 minor); + +struct amdgpu_ip_block * +amdgpu_device_ip_get_ip_block(struct amdgpu_device *adev, + enum amd_ip_block_type type); + +int amdgpu_device_ip_block_add(struct amdgpu_device *adev, + const struct amdgpu_ip_block_version *ip_block_version); + +/* + * BIOS. + */ +bool amdgpu_get_bios(struct amdgpu_device *adev); +bool amdgpu_read_bios(struct amdgpu_device *adev); + +/* + * Clocks + */ + +#define AMDGPU_MAX_PPLL 3 + +struct amdgpu_clock { + struct amdgpu_pll ppll[AMDGPU_MAX_PPLL]; + struct amdgpu_pll spll; + struct amdgpu_pll mpll; + /* 10 Khz units */ + uint32_t default_mclk; + uint32_t default_sclk; + uint32_t default_dispclk; + uint32_t current_dispclk; + uint32_t dp_extclk; + uint32_t max_pixel_clock; +}; + +/* sub-allocation manager, it has to be protected by another lock. + * By conception this is an helper for other part of the driver + * like the indirect buffer or semaphore, which both have their + * locking. + * + * Principe is simple, we keep a list of sub allocation in offset + * order (first entry has offset == 0, last entry has the highest + * offset). + * + * When allocating new object we first check if there is room at + * the end total_size - (last_object_offset + last_object_size) >= + * alloc_size. If so we allocate new object there. + * + * When there is not enough room at the end, we start waiting for + * each sub object until we reach object_offset+object_size >= + * alloc_size, this object then become the sub object we return. + * + * Alignment can't be bigger than page size. + * + * Hole are not considered for allocation to keep things simple. + * Assumption is that there won't be hole (all object on same + * alignment). + */ + +#define AMDGPU_SA_NUM_FENCE_LISTS 32 + +struct amdgpu_sa_manager { + wait_queue_head_t wq; + struct amdgpu_bo *bo; + struct list_head *hole; + struct list_head flist[AMDGPU_SA_NUM_FENCE_LISTS]; + struct list_head olist; + unsigned size; + uint64_t gpu_addr; + void *cpu_ptr; + uint32_t domain; + uint32_t align; +}; + +/* sub-allocation buffer */ +struct amdgpu_sa_bo { + struct list_head olist; + struct list_head flist; + struct amdgpu_sa_manager *manager; + unsigned soffset; + unsigned eoffset; + struct dma_fence *fence; +}; + +int amdgpu_fence_slab_init(void); +void amdgpu_fence_slab_fini(void); + +/* + * IRQS. + */ + +struct amdgpu_flip_work { + struct delayed_work flip_work; + struct work_struct unpin_work; + struct amdgpu_device *adev; + int crtc_id; + u32 target_vblank; + uint64_t base; + struct drm_pending_vblank_event *event; + struct amdgpu_bo *old_abo; + struct dma_fence *excl; + unsigned shared_count; + struct dma_fence **shared; + struct dma_fence_cb cb; + bool async; +}; + + +/* + * CP & rings. + */ + +struct amdgpu_ib { + struct amdgpu_sa_bo *sa_bo; + uint32_t length_dw; + uint64_t gpu_addr; + uint32_t *ptr; + uint32_t flags; +}; + +extern const struct drm_sched_backend_ops amdgpu_sched_ops; + +/* + * file private structure + */ + +struct amdgpu_fpriv { + struct amdgpu_vm vm; + struct amdgpu_bo_va *prt_va; + struct amdgpu_bo_va *csa_va; + struct mutex bo_list_lock; + struct idr bo_list_handles; + struct amdgpu_ctx_mgr ctx_mgr; +}; + +int amdgpu_file_to_fpriv(struct file *filp, struct amdgpu_fpriv **fpriv); + +int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm, + unsigned size, + enum amdgpu_ib_pool_type pool, + struct amdgpu_ib *ib); +void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib, + struct dma_fence *f); +int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, + struct amdgpu_ib *ibs, struct amdgpu_job *job, + struct dma_fence **f); +int amdgpu_ib_pool_init(struct amdgpu_device *adev); +void amdgpu_ib_pool_fini(struct amdgpu_device *adev); +int amdgpu_ib_ring_tests(struct amdgpu_device *adev); + +/* + * CS. + */ +struct amdgpu_cs_chunk { + uint32_t chunk_id; + uint32_t length_dw; + void *kdata; +}; + +struct amdgpu_cs_post_dep { + struct drm_syncobj *syncobj; + struct dma_fence_chain *chain; + u64 point; +}; + +struct amdgpu_cs_parser { + struct amdgpu_device *adev; + struct drm_file *filp; + struct amdgpu_ctx *ctx; + + /* chunks */ + unsigned nchunks; + struct amdgpu_cs_chunk *chunks; + + /* scheduler job object */ + struct amdgpu_job *job; + struct drm_sched_entity *entity; + + /* buffer objects */ + struct ww_acquire_ctx ticket; + struct amdgpu_bo_list *bo_list; + struct amdgpu_mn *mn; + struct amdgpu_bo_list_entry vm_pd; + struct list_head validated; + struct dma_fence *fence; + uint64_t bytes_moved_threshold; + uint64_t bytes_moved_vis_threshold; + uint64_t bytes_moved; + uint64_t bytes_moved_vis; + + /* user fence */ + struct amdgpu_bo_list_entry uf_entry; + + unsigned num_post_deps; + struct amdgpu_cs_post_dep *post_deps; +}; + +static inline u32 amdgpu_get_ib_value(struct amdgpu_cs_parser *p, + uint32_t ib_idx, int idx) +{ + return p->job->ibs[ib_idx].ptr[idx]; +} + +static inline void amdgpu_set_ib_value(struct amdgpu_cs_parser *p, + uint32_t ib_idx, int idx, + uint32_t value) +{ + p->job->ibs[ib_idx].ptr[idx] = value; +} + +/* + * Writeback + */ +#define AMDGPU_MAX_WB 256 /* Reserve at most 256 WB slots for amdgpu-owned rings. */ + +struct amdgpu_wb { + struct amdgpu_bo *wb_obj; + volatile uint32_t *wb; + uint64_t gpu_addr; + u32 num_wb; /* Number of wb slots actually reserved for amdgpu. */ + unsigned long used[DIV_ROUND_UP(AMDGPU_MAX_WB, BITS_PER_LONG)]; +}; + +int amdgpu_device_wb_get(struct amdgpu_device *adev, u32 *wb); +void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb); + +/* + * Benchmarking + */ +void amdgpu_benchmark(struct amdgpu_device *adev, int test_number); + + +/* + * Testing + */ +void amdgpu_test_moves(struct amdgpu_device *adev); + +/* + * ASIC specific register table accessible by UMD + */ +struct amdgpu_allowed_register_entry { + uint32_t reg_offset; + bool grbm_indexed; +}; + +enum amd_reset_method { + AMD_RESET_METHOD_LEGACY = 0, + AMD_RESET_METHOD_MODE0, + AMD_RESET_METHOD_MODE1, + AMD_RESET_METHOD_MODE2, + AMD_RESET_METHOD_BACO +}; + +/* + * ASIC specific functions. + */ +struct amdgpu_asic_funcs { + bool (*read_disabled_bios)(struct amdgpu_device *adev); + bool (*read_bios_from_rom)(struct amdgpu_device *adev, + u8 *bios, u32 length_bytes); + int (*read_register)(struct amdgpu_device *adev, u32 se_num, + u32 sh_num, u32 reg_offset, u32 *value); + void (*set_vga_state)(struct amdgpu_device *adev, bool state); + int (*reset)(struct amdgpu_device *adev); + enum amd_reset_method (*reset_method)(struct amdgpu_device *adev); + /* get the reference clock */ + u32 (*get_xclk)(struct amdgpu_device *adev); + /* MM block clocks */ + int (*set_uvd_clocks)(struct amdgpu_device *adev, u32 vclk, u32 dclk); + int (*set_vce_clocks)(struct amdgpu_device *adev, u32 evclk, u32 ecclk); + /* static power management */ + int (*get_pcie_lanes)(struct amdgpu_device *adev); + void (*set_pcie_lanes)(struct amdgpu_device *adev, int lanes); + /* get config memsize register */ + u32 (*get_config_memsize)(struct amdgpu_device *adev); + /* flush hdp write queue */ + void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring); + /* invalidate hdp read cache */ + void (*invalidate_hdp)(struct amdgpu_device *adev, + struct amdgpu_ring *ring); + void (*reset_hdp_ras_error_count)(struct amdgpu_device *adev); + /* check if the asic needs a full reset of if soft reset will work */ + bool (*need_full_reset)(struct amdgpu_device *adev); + /* initialize doorbell layout for specific asic*/ + void (*init_doorbell_index)(struct amdgpu_device *adev); + /* PCIe bandwidth usage */ + void (*get_pcie_usage)(struct amdgpu_device *adev, uint64_t *count0, + uint64_t *count1); + /* do we need to reset the asic at init time (e.g., kexec) */ + bool (*need_reset_on_init)(struct amdgpu_device *adev); + /* PCIe replay counter */ + uint64_t (*get_pcie_replay_count)(struct amdgpu_device *adev); + /* device supports BACO */ + bool (*supports_baco)(struct amdgpu_device *adev); + /* pre asic_init quirks */ + void (*pre_asic_init)(struct amdgpu_device *adev); +}; + +/* + * IOCTL. + */ +int amdgpu_bo_list_ioctl(struct drm_device *dev, void *data, + struct drm_file *filp); + +int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp); +int amdgpu_cs_fence_to_handle_ioctl(struct drm_device *dev, void *data, + struct drm_file *filp); +int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *filp); +int amdgpu_cs_wait_fences_ioctl(struct drm_device *dev, void *data, + struct drm_file *filp); + +/* VRAM scratch page for HDP bug, default vram page */ +struct amdgpu_vram_scratch { + struct amdgpu_bo *robj; + volatile uint32_t *ptr; + u64 gpu_addr; +}; + +/* + * ACPI + */ +struct amdgpu_atcs_functions { + bool get_ext_state; + bool pcie_perf_req; + bool pcie_dev_rdy; + bool pcie_bus_width; +}; + +struct amdgpu_atcs { + struct amdgpu_atcs_functions functions; +}; + +/* + * CGS + */ +struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev); +void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device); + +/* + * Core structure, functions and helpers. + */ +typedef uint32_t (*amdgpu_rreg_t)(struct amdgpu_device*, uint32_t); +typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t); + +typedef uint64_t (*amdgpu_rreg64_t)(struct amdgpu_device*, uint32_t); +typedef void (*amdgpu_wreg64_t)(struct amdgpu_device*, uint32_t, uint64_t); + +typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t); +typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t); + +struct amdgpu_mmio_remap { + u32 reg_offset; + resource_size_t bus_addr; +}; + +/* Define the HW IP blocks will be used in driver , add more if necessary */ +enum amd_hw_ip_block_type { + GC_HWIP = 1, + HDP_HWIP, + SDMA0_HWIP, + SDMA1_HWIP, + SDMA2_HWIP, + SDMA3_HWIP, + SDMA4_HWIP, + SDMA5_HWIP, + SDMA6_HWIP, + SDMA7_HWIP, + MMHUB_HWIP, + ATHUB_HWIP, + NBIO_HWIP, + MP0_HWIP, + MP1_HWIP, + UVD_HWIP, + VCN_HWIP = UVD_HWIP, + JPEG_HWIP = VCN_HWIP, + VCE_HWIP, + DF_HWIP, + DCE_HWIP, + OSSSYS_HWIP, + SMUIO_HWIP, + PWR_HWIP, + NBIF_HWIP, + THM_HWIP, + CLK_HWIP, + UMC_HWIP, + RSMU_HWIP, + MAX_HWIP +}; + +#define HWIP_MAX_INSTANCE 10 + +struct amd_powerplay { + void *pp_handle; + const struct amd_pm_funcs *pp_funcs; +}; + +#define AMDGPU_RESET_MAGIC_NUM 64 +#define AMDGPU_MAX_DF_PERFMONS 4 +struct amdgpu_device { + struct device *dev; + struct pci_dev *pdev; + struct drm_device ddev; + +#ifdef CONFIG_DRM_AMD_ACP + struct amdgpu_acp acp; +#endif + struct amdgpu_hive_info *hive; + /* ASIC */ + enum amd_asic_type asic_type; + uint32_t family; + uint32_t rev_id; + uint32_t external_rev_id; + unsigned long flags; + unsigned long apu_flags; + int usec_timeout; + const struct amdgpu_asic_funcs *asic_funcs; + bool shutdown; + bool need_swiotlb; + bool accel_working; + struct notifier_block acpi_nb; + struct amdgpu_i2c_chan *i2c_bus[AMDGPU_MAX_I2C_BUS]; + struct amdgpu_debugfs debugfs[AMDGPU_DEBUGFS_MAX_COMPONENTS]; + unsigned debugfs_count; +#if defined(CONFIG_DEBUG_FS) + struct dentry *debugfs_preempt; + struct dentry *debugfs_regs[AMDGPU_DEBUGFS_MAX_COMPONENTS]; +#endif + struct amdgpu_atif *atif; + struct amdgpu_atcs atcs; + struct mutex srbm_mutex; + /* GRBM index mutex. Protects concurrent access to GRBM index */ + struct mutex grbm_idx_mutex; + struct dev_pm_domain vga_pm_domain; + bool have_disp_power_ref; + bool have_atomics_support; + + /* BIOS */ + bool is_atom_fw; + uint8_t *bios; + uint32_t bios_size; + uint32_t bios_scratch_reg_offset; + uint32_t bios_scratch[AMDGPU_BIOS_NUM_SCRATCH]; + + /* Register/doorbell mmio */ + resource_size_t rmmio_base; + resource_size_t rmmio_size; + void __iomem *rmmio; + /* protects concurrent MM_INDEX/DATA based register access */ + spinlock_t mmio_idx_lock; + struct amdgpu_mmio_remap rmmio_remap; + /* protects concurrent SMC based register access */ + spinlock_t smc_idx_lock; + amdgpu_rreg_t smc_rreg; + amdgpu_wreg_t smc_wreg; + /* protects concurrent PCIE register access */ + spinlock_t pcie_idx_lock; + amdgpu_rreg_t pcie_rreg; + amdgpu_wreg_t pcie_wreg; + amdgpu_rreg_t pciep_rreg; + amdgpu_wreg_t pciep_wreg; + amdgpu_rreg64_t pcie_rreg64; + amdgpu_wreg64_t pcie_wreg64; + /* protects concurrent UVD register access */ + spinlock_t uvd_ctx_idx_lock; + amdgpu_rreg_t uvd_ctx_rreg; + amdgpu_wreg_t uvd_ctx_wreg; + /* protects concurrent DIDT register access */ + spinlock_t didt_idx_lock; + amdgpu_rreg_t didt_rreg; + amdgpu_wreg_t didt_wreg; + /* protects concurrent gc_cac register access */ + spinlock_t gc_cac_idx_lock; + amdgpu_rreg_t gc_cac_rreg; + amdgpu_wreg_t gc_cac_wreg; + /* protects concurrent se_cac register access */ + spinlock_t se_cac_idx_lock; + amdgpu_rreg_t se_cac_rreg; + amdgpu_wreg_t se_cac_wreg; + /* protects concurrent ENDPOINT (audio) register access */ + spinlock_t audio_endpt_idx_lock; + amdgpu_block_rreg_t audio_endpt_rreg; + amdgpu_block_wreg_t audio_endpt_wreg; + void __iomem *rio_mem; + resource_size_t rio_mem_size; + struct amdgpu_doorbell doorbell; + + /* clock/pll info */ + struct amdgpu_clock clock; + + /* MC */ + struct amdgpu_gmc gmc; + struct amdgpu_gart gart; + dma_addr_t dummy_page_addr; + struct amdgpu_vm_manager vm_manager; + struct amdgpu_vmhub vmhub[AMDGPU_MAX_VMHUBS]; + unsigned num_vmhubs; + + /* memory management */ + struct amdgpu_mman mman; + struct amdgpu_vram_scratch vram_scratch; + struct amdgpu_wb wb; + atomic64_t num_bytes_moved; + atomic64_t num_evictions; + atomic64_t num_vram_cpu_page_faults; + atomic_t gpu_reset_counter; + atomic_t vram_lost_counter; + + /* data for buffer migration throttling */ + struct { + spinlock_t lock; + s64 last_update_us; + s64 accum_us; /* accumulated microseconds */ + s64 accum_us_vis; /* for visible VRAM */ + u32 log2_max_MBps; + } mm_stats; + + /* display */ + bool enable_virtual_display; + struct amdgpu_mode_info mode_info; + /* For pre-DCE11. DCE11 and later are in "struct amdgpu_device->dm" */ + struct work_struct hotplug_work; + struct amdgpu_irq_src crtc_irq; + struct amdgpu_irq_src vupdate_irq; + struct amdgpu_irq_src pageflip_irq; + struct amdgpu_irq_src hpd_irq; + + /* rings */ + u64 fence_context; + unsigned num_rings; + struct amdgpu_ring *rings[AMDGPU_MAX_RINGS]; + bool ib_pool_ready; + struct amdgpu_sa_manager ib_pools[AMDGPU_IB_POOL_MAX]; + struct amdgpu_sched gpu_sched[AMDGPU_HW_IP_NUM][AMDGPU_RING_PRIO_MAX]; + + /* interrupts */ + struct amdgpu_irq irq; + + /* powerplay */ + struct amd_powerplay powerplay; + bool pp_force_state_enabled; + + /* smu */ + struct smu_context smu; + + /* dpm */ + struct amdgpu_pm pm; + u32 cg_flags; + u32 pg_flags; + + /* nbio */ + struct amdgpu_nbio nbio; + + /* mmhub */ + struct amdgpu_mmhub mmhub; + + /* gfxhub */ + struct amdgpu_gfxhub gfxhub; + + /* gfx */ + struct amdgpu_gfx gfx; + + /* sdma */ + struct amdgpu_sdma sdma; + + /* uvd */ + struct amdgpu_uvd uvd; + + /* vce */ + struct amdgpu_vce vce; + + /* vcn */ + struct amdgpu_vcn vcn; + + /* jpeg */ + struct amdgpu_jpeg jpeg; + + /* firmwares */ + struct amdgpu_firmware firmware; + + /* PSP */ + struct psp_context psp; + + /* GDS */ + struct amdgpu_gds gds; + + /* KFD */ + struct amdgpu_kfd_dev kfd; + + /* UMC */ + struct amdgpu_umc umc; + + /* display related functionality */ + struct amdgpu_display_manager dm; + + /* mes */ + bool enable_mes; + struct amdgpu_mes mes; + + /* df */ + struct amdgpu_df df; + + struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM]; + int num_ip_blocks; + struct mutex mn_lock; + DECLARE_HASHTABLE(mn_hash, 7); + + /* tracking pinned memory */ + atomic64_t vram_pin_size; + atomic64_t visible_pin_size; + atomic64_t gart_pin_size; + + /* soc15 register offset based on ip, instance and segment */ + uint32_t *reg_offset[MAX_HWIP][HWIP_MAX_INSTANCE]; + + /* delayed work_func for deferring clockgating during resume */ + struct delayed_work delayed_init_work; + + struct amdgpu_virt virt; + + /* link all shadow bo */ + struct list_head shadow_list; + struct mutex shadow_list_lock; + + /* record hw reset is performed */ + bool has_hw_reset; + u8 reset_magic[AMDGPU_RESET_MAGIC_NUM]; + + /* s3/s4 mask */ + bool in_suspend; + bool in_hibernate; + + atomic_t in_gpu_reset; + enum pp_mp1_state mp1_state; + struct rw_semaphore reset_sem; + struct amdgpu_doorbell_index doorbell_index; + + struct mutex notifier_lock; + + int asic_reset_res; + struct work_struct xgmi_reset_work; + + long gfx_timeout; + long sdma_timeout; + long video_timeout; + long compute_timeout; + + uint64_t unique_id; + uint64_t df_perfmon_config_assign_mask[AMDGPU_MAX_DF_PERFMONS]; + + /* enable runtime pm on the device */ + bool runpm; + bool in_runpm; + + bool pm_sysfs_en; + bool ucode_sysfs_en; + + /* Chip product information */ + char product_number[16]; + char product_name[32]; + char serial[20]; + + struct amdgpu_autodump autodump; + + atomic_t throttling_logging_enabled; + struct ratelimit_state throttling_logging_rs; + uint32_t ras_features; + + bool in_pci_err_recovery; + struct pci_saved_state *pci_state; +}; + +static inline struct amdgpu_device *drm_to_adev(struct drm_device *ddev) +{ + return container_of(ddev, struct amdgpu_device, ddev); +} + +static inline struct drm_device *adev_to_drm(struct amdgpu_device *adev) +{ + return &adev->ddev; +} + +static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_bo_device *bdev) +{ + return container_of(bdev, struct amdgpu_device, mman.bdev); +} + +int amdgpu_device_init(struct amdgpu_device *adev, + uint32_t flags); +void amdgpu_device_fini(struct amdgpu_device *adev); +int amdgpu_gpu_wait_for_idle(struct amdgpu_device *adev); + +void amdgpu_device_vram_access(struct amdgpu_device *adev, loff_t pos, + uint32_t *buf, size_t size, bool write); +uint32_t amdgpu_device_rreg(struct amdgpu_device *adev, + uint32_t reg, uint32_t acc_flags); +void amdgpu_device_wreg(struct amdgpu_device *adev, + uint32_t reg, uint32_t v, + uint32_t acc_flags); +void amdgpu_mm_wreg_mmio_rlc(struct amdgpu_device *adev, + uint32_t reg, uint32_t v); +void amdgpu_mm_wreg8(struct amdgpu_device *adev, uint32_t offset, uint8_t value); +uint8_t amdgpu_mm_rreg8(struct amdgpu_device *adev, uint32_t offset); + +u32 amdgpu_io_rreg(struct amdgpu_device *adev, u32 reg); +void amdgpu_io_wreg(struct amdgpu_device *adev, u32 reg, u32 v); + +u32 amdgpu_device_indirect_rreg(struct amdgpu_device *adev, + u32 pcie_index, u32 pcie_data, + u32 reg_addr); +u64 amdgpu_device_indirect_rreg64(struct amdgpu_device *adev, + u32 pcie_index, u32 pcie_data, + u32 reg_addr); +void amdgpu_device_indirect_wreg(struct amdgpu_device *adev, + u32 pcie_index, u32 pcie_data, + u32 reg_addr, u32 reg_data); +void amdgpu_device_indirect_wreg64(struct amdgpu_device *adev, + u32 pcie_index, u32 pcie_data, + u32 reg_addr, u64 reg_data); + +bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type); +bool amdgpu_device_has_dc_support(struct amdgpu_device *adev); + +int emu_soc_asic_init(struct amdgpu_device *adev); + +/* + * Registers read & write functions. + */ +#define AMDGPU_REGS_NO_KIQ (1<<1) + +#define RREG32_NO_KIQ(reg) amdgpu_device_rreg(adev, (reg), AMDGPU_REGS_NO_KIQ) +#define WREG32_NO_KIQ(reg, v) amdgpu_device_wreg(adev, (reg), (v), AMDGPU_REGS_NO_KIQ) + +#define RREG32_KIQ(reg) amdgpu_kiq_rreg(adev, (reg)) +#define WREG32_KIQ(reg, v) amdgpu_kiq_wreg(adev, (reg), (v)) + +#define RREG8(reg) amdgpu_mm_rreg8(adev, (reg)) +#define WREG8(reg, v) amdgpu_mm_wreg8(adev, (reg), (v)) + +#define RREG32(reg) amdgpu_device_rreg(adev, (reg), 0) +#define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", amdgpu_device_rreg(adev, (reg), 0)) +#define WREG32(reg, v) amdgpu_device_wreg(adev, (reg), (v), 0) +#define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK) +#define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK) +#define RREG32_PCIE(reg) adev->pcie_rreg(adev, (reg)) +#define WREG32_PCIE(reg, v) adev->pcie_wreg(adev, (reg), (v)) +#define RREG32_PCIE_PORT(reg) adev->pciep_rreg(adev, (reg)) +#define WREG32_PCIE_PORT(reg, v) adev->pciep_wreg(adev, (reg), (v)) +#define RREG64_PCIE(reg) adev->pcie_rreg64(adev, (reg)) +#define WREG64_PCIE(reg, v) adev->pcie_wreg64(adev, (reg), (v)) +#define RREG32_SMC(reg) adev->smc_rreg(adev, (reg)) +#define WREG32_SMC(reg, v) adev->smc_wreg(adev, (reg), (v)) +#define RREG32_UVD_CTX(reg) adev->uvd_ctx_rreg(adev, (reg)) +#define WREG32_UVD_CTX(reg, v) adev->uvd_ctx_wreg(adev, (reg), (v)) +#define RREG32_DIDT(reg) adev->didt_rreg(adev, (reg)) +#define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v)) +#define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg)) +#define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v)) +#define RREG32_SE_CAC(reg) adev->se_cac_rreg(adev, (reg)) +#define WREG32_SE_CAC(reg, v) adev->se_cac_wreg(adev, (reg), (v)) +#define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg)) +#define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v)) +#define WREG32_P(reg, val, mask) \ + do { \ + uint32_t tmp_ = RREG32(reg); \ + tmp_ &= (mask); \ + tmp_ |= ((val) & ~(mask)); \ + WREG32(reg, tmp_); \ + } while (0) +#define WREG32_AND(reg, and) WREG32_P(reg, 0, and) +#define WREG32_OR(reg, or) WREG32_P(reg, or, ~(or)) +#define WREG32_PLL_P(reg, val, mask) \ + do { \ + uint32_t tmp_ = RREG32_PLL(reg); \ + tmp_ &= (mask); \ + tmp_ |= ((val) & ~(mask)); \ + WREG32_PLL(reg, tmp_); \ + } while (0) + +#define WREG32_SMC_P(_Reg, _Val, _Mask) \ + do { \ + u32 tmp = RREG32_SMC(_Reg); \ + tmp &= (_Mask); \ + tmp |= ((_Val) & ~(_Mask)); \ + WREG32_SMC(_Reg, tmp); \ + } while (0) + +#define DREG32_SYS(sqf, adev, reg) seq_printf((sqf), #reg " : 0x%08X\n", amdgpu_device_rreg((adev), (reg), false)) +#define RREG32_IO(reg) amdgpu_io_rreg(adev, (reg)) +#define WREG32_IO(reg, v) amdgpu_io_wreg(adev, (reg), (v)) + +#define REG_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT +#define REG_FIELD_MASK(reg, field) reg##__##field##_MASK + +#define REG_SET_FIELD(orig_val, reg, field, field_val) \ + (((orig_val) & ~REG_FIELD_MASK(reg, field)) | \ + (REG_FIELD_MASK(reg, field) & ((field_val) << REG_FIELD_SHIFT(reg, field)))) + +#define REG_GET_FIELD(value, reg, field) \ + (((value) & REG_FIELD_MASK(reg, field)) >> REG_FIELD_SHIFT(reg, field)) + +#define WREG32_FIELD(reg, field, val) \ + WREG32(mm##reg, (RREG32(mm##reg) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field)) + +#define WREG32_FIELD_OFFSET(reg, offset, field, val) \ + WREG32(mm##reg + offset, (RREG32(mm##reg + offset) & ~REG_FIELD_MASK(reg, field)) | (val) << REG_FIELD_SHIFT(reg, field)) + +/* + * BIOS helpers. + */ +#define RBIOS8(i) (adev->bios[i]) +#define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8)) +#define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16)) + +/* + * ASICs macro. + */ +#define amdgpu_asic_set_vga_state(adev, state) (adev)->asic_funcs->set_vga_state((adev), (state)) +#define amdgpu_asic_reset(adev) (adev)->asic_funcs->reset((adev)) +#define amdgpu_asic_reset_method(adev) (adev)->asic_funcs->reset_method((adev)) +#define amdgpu_asic_get_xclk(adev) (adev)->asic_funcs->get_xclk((adev)) +#define amdgpu_asic_set_uvd_clocks(adev, v, d) (adev)->asic_funcs->set_uvd_clocks((adev), (v), (d)) +#define amdgpu_asic_set_vce_clocks(adev, ev, ec) (adev)->asic_funcs->set_vce_clocks((adev), (ev), (ec)) +#define amdgpu_get_pcie_lanes(adev) (adev)->asic_funcs->get_pcie_lanes((adev)) +#define amdgpu_set_pcie_lanes(adev, l) (adev)->asic_funcs->set_pcie_lanes((adev), (l)) +#define amdgpu_asic_get_gpu_clock_counter(adev) (adev)->asic_funcs->get_gpu_clock_counter((adev)) +#define amdgpu_asic_read_disabled_bios(adev) (adev)->asic_funcs->read_disabled_bios((adev)) +#define amdgpu_asic_read_bios_from_rom(adev, b, l) (adev)->asic_funcs->read_bios_from_rom((adev), (b), (l)) +#define amdgpu_asic_read_register(adev, se, sh, offset, v)((adev)->asic_funcs->read_register((adev), (se), (sh), (offset), (v))) +#define amdgpu_asic_get_config_memsize(adev) (adev)->asic_funcs->get_config_memsize((adev)) +#define amdgpu_asic_flush_hdp(adev, r) (adev)->asic_funcs->flush_hdp((adev), (r)) +#define amdgpu_asic_invalidate_hdp(adev, r) (adev)->asic_funcs->invalidate_hdp((adev), (r)) +#define amdgpu_asic_need_full_reset(adev) (adev)->asic_funcs->need_full_reset((adev)) +#define amdgpu_asic_init_doorbell_index(adev) (adev)->asic_funcs->init_doorbell_index((adev)) +#define amdgpu_asic_get_pcie_usage(adev, cnt0, cnt1) ((adev)->asic_funcs->get_pcie_usage((adev), (cnt0), (cnt1))) +#define amdgpu_asic_need_reset_on_init(adev) (adev)->asic_funcs->need_reset_on_init((adev)) +#define amdgpu_asic_get_pcie_replay_count(adev) ((adev)->asic_funcs->get_pcie_replay_count((adev))) +#define amdgpu_asic_supports_baco(adev) (adev)->asic_funcs->supports_baco((adev)) +#define amdgpu_asic_pre_asic_init(adev) (adev)->asic_funcs->pre_asic_init((adev)) + +#define amdgpu_inc_vram_lost(adev) atomic_inc(&((adev)->vram_lost_counter)); + +/* Common functions */ +bool amdgpu_device_has_job_running(struct amdgpu_device *adev); +bool amdgpu_device_should_recover_gpu(struct amdgpu_device *adev); +int amdgpu_device_gpu_recover(struct amdgpu_device *adev, + struct amdgpu_job* job); +void amdgpu_device_pci_config_reset(struct amdgpu_device *adev); +bool amdgpu_device_need_post(struct amdgpu_device *adev); + +void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, u64 num_bytes, + u64 num_vis_bytes); +int amdgpu_device_resize_fb_bar(struct amdgpu_device *adev); +void amdgpu_device_program_register_sequence(struct amdgpu_device *adev, + const u32 *registers, + const u32 array_size); + +bool amdgpu_device_supports_boco(struct drm_device *dev); +bool amdgpu_device_supports_baco(struct drm_device *dev); +bool amdgpu_device_is_peer_accessible(struct amdgpu_device *adev, + struct amdgpu_device *peer_adev); +int amdgpu_device_baco_enter(struct drm_device *dev); +int amdgpu_device_baco_exit(struct drm_device *dev); + +/* atpx handler */ +#if defined(CONFIG_VGA_SWITCHEROO) +void amdgpu_register_atpx_handler(void); +void amdgpu_unregister_atpx_handler(void); +bool amdgpu_has_atpx_dgpu_power_cntl(void); +bool amdgpu_is_atpx_hybrid(void); +bool amdgpu_atpx_dgpu_req_power_for_displays(void); +bool amdgpu_has_atpx(void); +#else +static inline void amdgpu_register_atpx_handler(void) {} +static inline void amdgpu_unregister_atpx_handler(void) {} +static inline bool amdgpu_has_atpx_dgpu_power_cntl(void) { return false; } +static inline bool amdgpu_is_atpx_hybrid(void) { return false; } +static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false; } +static inline bool amdgpu_has_atpx(void) { return false; } +#endif + +#if defined(CONFIG_VGA_SWITCHEROO) && defined(CONFIG_ACPI) +void *amdgpu_atpx_get_dhandle(void); +#else +static inline void *amdgpu_atpx_get_dhandle(void) { return NULL; } +#endif + +/* + * KMS + */ +extern const struct drm_ioctl_desc amdgpu_ioctls_kms[]; +extern const int amdgpu_max_kms_ioctl; + +int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags); +void amdgpu_driver_unload_kms(struct drm_device *dev); +void amdgpu_driver_lastclose_kms(struct drm_device *dev); +int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv); +void amdgpu_driver_postclose_kms(struct drm_device *dev, + struct drm_file *file_priv); +int amdgpu_device_ip_suspend(struct amdgpu_device *adev); +int amdgpu_device_suspend(struct drm_device *dev, bool fbcon); +int amdgpu_device_resume(struct drm_device *dev, bool fbcon); +u32 amdgpu_get_vblank_counter_kms(struct drm_crtc *crtc); +int amdgpu_enable_vblank_kms(struct drm_crtc *crtc); +void amdgpu_disable_vblank_kms(struct drm_crtc *crtc); +long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd, + unsigned long arg); + +/* + * functions used by amdgpu_encoder.c + */ +struct amdgpu_afmt_acr { + u32 clock; + + int n_32khz; + int cts_32khz; + + int n_44_1khz; + int cts_44_1khz; + + int n_48khz; + int cts_48khz; + +}; + +struct amdgpu_afmt_acr amdgpu_afmt_acr(uint32_t clock); + +/* amdgpu_acpi.c */ +#if defined(CONFIG_ACPI) +int amdgpu_acpi_init(struct amdgpu_device *adev); +void amdgpu_acpi_fini(struct amdgpu_device *adev); +bool amdgpu_acpi_is_pcie_performance_request_supported(struct amdgpu_device *adev); +int amdgpu_acpi_pcie_performance_request(struct amdgpu_device *adev, + u8 perf_req, bool advertise); +int amdgpu_acpi_pcie_notify_device_ready(struct amdgpu_device *adev); + +void amdgpu_acpi_get_backlight_caps(struct amdgpu_device *adev, + struct amdgpu_dm_backlight_caps *caps); +#else +static inline int amdgpu_acpi_init(struct amdgpu_device *adev) { return 0; } +static inline void amdgpu_acpi_fini(struct amdgpu_device *adev) { } +#endif + +int amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser, + uint64_t addr, struct amdgpu_bo **bo, + struct amdgpu_bo_va_mapping **mapping); + +#if defined(CONFIG_DRM_AMD_DC) +int amdgpu_dm_display_resume(struct amdgpu_device *adev ); +#else +static inline int amdgpu_dm_display_resume(struct amdgpu_device *adev) { return 0; } +#endif + + +void amdgpu_register_gpu_instance(struct amdgpu_device *adev); +void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev); + +pci_ers_result_t amdgpu_pci_error_detected(struct pci_dev *pdev, + pci_channel_state_t state); +pci_ers_result_t amdgpu_pci_mmio_enabled(struct pci_dev *pdev); +pci_ers_result_t amdgpu_pci_slot_reset(struct pci_dev *pdev); +void amdgpu_pci_resume(struct pci_dev *pdev); + +bool amdgpu_device_cache_pci_state(struct pci_dev *pdev); +bool amdgpu_device_load_pci_state(struct pci_dev *pdev); + +#include "amdgpu_object.h" + +/* used by df_v3_6.c and amdgpu_pmu.c */ +#define AMDGPU_PMU_ATTR(_name, _object) \ +static ssize_t \ +_name##_show(struct device *dev, \ + struct device_attribute *attr, \ + char *page) \ +{ \ + BUILD_BUG_ON(sizeof(_object) >= PAGE_SIZE - 1); \ + return sprintf(page, _object "\n"); \ +} \ + \ +static struct device_attribute pmu_attr_##_name = __ATTR_RO(_name) + +static inline bool amdgpu_is_tmz(struct amdgpu_device *adev) +{ + return adev->gmc.tmz_enabled; +} + +static inline int amdgpu_in_reset(struct amdgpu_device *adev) +{ + return atomic_read(&adev->in_gpu_reset); +} +#endif |