diff options
Diffstat (limited to 'drivers/crypto/intel/qat')
48 files changed, 2741 insertions, 426 deletions
diff --git a/drivers/crypto/intel/qat/qat_420xx/Makefile b/drivers/crypto/intel/qat/qat_420xx/Makefile index a90fbe00b3..45728659fb 100644 --- a/drivers/crypto/intel/qat/qat_420xx/Makefile +++ b/drivers/crypto/intel/qat/qat_420xx/Makefile @@ -1,4 +1,4 @@ # SPDX-License-Identifier: GPL-2.0-only -ccflags-y := -I $(srctree)/$(src)/../qat_common +ccflags-y := -I $(src)/../qat_common obj-$(CONFIG_CRYPTO_DEV_QAT_420XX) += qat_420xx.o qat_420xx-objs := adf_drv.o adf_420xx_hw_data.o diff --git a/drivers/crypto/intel/qat/qat_420xx/adf_420xx_hw_data.c b/drivers/crypto/intel/qat/qat_420xx/adf_420xx_hw_data.c index 1102c47f82..78f0ea4925 100644 --- a/drivers/crypto/intel/qat/qat_420xx/adf_420xx_hw_data.c +++ b/drivers/crypto/intel/qat/qat_420xx/adf_420xx_hw_data.c @@ -10,12 +10,14 @@ #include <adf_fw_config.h> #include <adf_gen4_config.h> #include <adf_gen4_dc.h> +#include <adf_gen4_hw_csr_data.h> #include <adf_gen4_hw_data.h> #include <adf_gen4_pfvf.h> #include <adf_gen4_pm.h> #include <adf_gen4_ras.h> #include <adf_gen4_timer.h> #include <adf_gen4_tl.h> +#include <adf_gen4_vf_mig.h> #include "adf_420xx_hw_data.h" #include "icp_qat_hw.h" @@ -296,7 +298,7 @@ static const u32 *adf_get_arbiter_mapping(struct adf_accel_dev *accel_dev) { if (adf_gen4_init_thd2arb_map(accel_dev)) dev_warn(&GET_DEV(accel_dev), - "Generate of the thread to arbiter map failed"); + "Failed to generate thread to arbiter mapping"); return GET_HW_DATA(accel_dev)->thd_to_arb_map; } @@ -487,6 +489,7 @@ void adf_init_hw_data_420xx(struct adf_hw_device_data *hw_data, u32 dev_id) adf_gen4_init_dc_ops(&hw_data->dc_ops); adf_gen4_init_ras_ops(&hw_data->ras_ops); adf_gen4_init_tl_data(&hw_data->tl_data); + adf_gen4_init_vf_mig_ops(&hw_data->vfmig_ops); adf_init_rl_data(&hw_data->rl_data); } diff --git a/drivers/crypto/intel/qat/qat_4xxx/Makefile b/drivers/crypto/intel/qat/qat_4xxx/Makefile index ff9c8b5897..9ba202079a 100644 --- a/drivers/crypto/intel/qat/qat_4xxx/Makefile +++ b/drivers/crypto/intel/qat/qat_4xxx/Makefile @@ -1,4 +1,4 @@ # SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only) -ccflags-y := -I $(srctree)/$(src)/../qat_common +ccflags-y := -I $(src)/../qat_common obj-$(CONFIG_CRYPTO_DEV_QAT_4XXX) += qat_4xxx.o qat_4xxx-objs := adf_drv.o adf_4xxx_hw_data.o diff --git a/drivers/crypto/intel/qat/qat_4xxx/adf_4xxx_hw_data.c b/drivers/crypto/intel/qat/qat_4xxx/adf_4xxx_hw_data.c index 927506cf27..9fd7ec53b9 100644 --- a/drivers/crypto/intel/qat/qat_4xxx/adf_4xxx_hw_data.c +++ b/drivers/crypto/intel/qat/qat_4xxx/adf_4xxx_hw_data.c @@ -10,12 +10,14 @@ #include <adf_fw_config.h> #include <adf_gen4_config.h> #include <adf_gen4_dc.h> +#include <adf_gen4_hw_csr_data.h> #include <adf_gen4_hw_data.h> #include <adf_gen4_pfvf.h> #include <adf_gen4_pm.h> #include "adf_gen4_ras.h" #include <adf_gen4_timer.h> #include <adf_gen4_tl.h> +#include <adf_gen4_vf_mig.h> #include "adf_4xxx_hw_data.h" #include "icp_qat_hw.h" @@ -208,7 +210,7 @@ static const u32 *adf_get_arbiter_mapping(struct adf_accel_dev *accel_dev) { if (adf_gen4_init_thd2arb_map(accel_dev)) dev_warn(&GET_DEV(accel_dev), - "Generate of the thread to arbiter map failed"); + "Failed to generate thread to arbiter mapping"); return GET_HW_DATA(accel_dev)->thd_to_arb_map; } @@ -454,6 +456,8 @@ void adf_init_hw_data_4xxx(struct adf_hw_device_data *hw_data, u32 dev_id) hw_data->get_ring_to_svc_map = adf_gen4_get_ring_to_svc_map; hw_data->disable_iov = adf_disable_sriov; hw_data->ring_pair_reset = adf_gen4_ring_pair_reset; + hw_data->bank_state_save = adf_gen4_bank_state_save; + hw_data->bank_state_restore = adf_gen4_bank_state_restore; hw_data->enable_pm = adf_gen4_enable_pm; hw_data->handle_pm_interrupt = adf_gen4_handle_pm_interrupt; hw_data->dev_config = adf_gen4_dev_config; @@ -469,6 +473,7 @@ void adf_init_hw_data_4xxx(struct adf_hw_device_data *hw_data, u32 dev_id) adf_gen4_init_dc_ops(&hw_data->dc_ops); adf_gen4_init_ras_ops(&hw_data->ras_ops); adf_gen4_init_tl_data(&hw_data->tl_data); + adf_gen4_init_vf_mig_ops(&hw_data->vfmig_ops); adf_init_rl_data(&hw_data->rl_data); } diff --git a/drivers/crypto/intel/qat/qat_4xxx/adf_drv.c b/drivers/crypto/intel/qat/qat_4xxx/adf_drv.c index 9762f2bf77..d26564cebd 100644 --- a/drivers/crypto/intel/qat/qat_4xxx/adf_drv.c +++ b/drivers/crypto/intel/qat/qat_4xxx/adf_drv.c @@ -197,7 +197,9 @@ module_pci_driver(adf_driver); MODULE_LICENSE("Dual BSD/GPL"); MODULE_AUTHOR("Intel"); MODULE_FIRMWARE(ADF_4XXX_FW); +MODULE_FIRMWARE(ADF_402XX_FW); MODULE_FIRMWARE(ADF_4XXX_MMP); +MODULE_FIRMWARE(ADF_402XX_MMP); MODULE_DESCRIPTION("Intel(R) QuickAssist Technology"); MODULE_VERSION(ADF_DRV_VERSION); MODULE_SOFTDEP("pre: crypto-intel_qat"); diff --git a/drivers/crypto/intel/qat/qat_c3xxx/Makefile b/drivers/crypto/intel/qat/qat_c3xxx/Makefile index 92ef416ccc..7a06ad519b 100644 --- a/drivers/crypto/intel/qat/qat_c3xxx/Makefile +++ b/drivers/crypto/intel/qat/qat_c3xxx/Makefile @@ -1,4 +1,4 @@ # SPDX-License-Identifier: GPL-2.0-only -ccflags-y := -I $(srctree)/$(src)/../qat_common +ccflags-y := -I $(src)/../qat_common obj-$(CONFIG_CRYPTO_DEV_QAT_C3XXX) += qat_c3xxx.o qat_c3xxx-objs := adf_drv.o adf_c3xxx_hw_data.o diff --git a/drivers/crypto/intel/qat/qat_c3xxx/adf_c3xxx_hw_data.c b/drivers/crypto/intel/qat/qat_c3xxx/adf_c3xxx_hw_data.c index a882e0ea22..201f9412c5 100644 --- a/drivers/crypto/intel/qat/qat_c3xxx/adf_c3xxx_hw_data.c +++ b/drivers/crypto/intel/qat/qat_c3xxx/adf_c3xxx_hw_data.c @@ -6,6 +6,7 @@ #include <adf_common_drv.h> #include <adf_gen2_config.h> #include <adf_gen2_dc.h> +#include <adf_gen2_hw_csr_data.h> #include <adf_gen2_hw_data.h> #include <adf_gen2_pfvf.h> #include "adf_c3xxx_hw_data.h" diff --git a/drivers/crypto/intel/qat/qat_c3xxxvf/Makefile b/drivers/crypto/intel/qat/qat_c3xxxvf/Makefile index b6d76825a9..7ef633058c 100644 --- a/drivers/crypto/intel/qat/qat_c3xxxvf/Makefile +++ b/drivers/crypto/intel/qat/qat_c3xxxvf/Makefile @@ -1,4 +1,4 @@ # SPDX-License-Identifier: GPL-2.0-only -ccflags-y := -I $(srctree)/$(src)/../qat_common +ccflags-y := -I $(src)/../qat_common obj-$(CONFIG_CRYPTO_DEV_QAT_C3XXXVF) += qat_c3xxxvf.o qat_c3xxxvf-objs := adf_drv.o adf_c3xxxvf_hw_data.o diff --git a/drivers/crypto/intel/qat/qat_c3xxxvf/adf_c3xxxvf_hw_data.c b/drivers/crypto/intel/qat/qat_c3xxxvf/adf_c3xxxvf_hw_data.c index 84d9486e04..a512ca4efd 100644 --- a/drivers/crypto/intel/qat/qat_c3xxxvf/adf_c3xxxvf_hw_data.c +++ b/drivers/crypto/intel/qat/qat_c3xxxvf/adf_c3xxxvf_hw_data.c @@ -4,6 +4,7 @@ #include <adf_common_drv.h> #include <adf_gen2_config.h> #include <adf_gen2_dc.h> +#include <adf_gen2_hw_csr_data.h> #include <adf_gen2_hw_data.h> #include <adf_gen2_pfvf.h> #include <adf_pfvf_vf_msg.h> diff --git a/drivers/crypto/intel/qat/qat_c62x/Makefile b/drivers/crypto/intel/qat/qat_c62x/Makefile index d581f7c87d..cc9255b3b1 100644 --- a/drivers/crypto/intel/qat/qat_c62x/Makefile +++ b/drivers/crypto/intel/qat/qat_c62x/Makefile @@ -1,4 +1,4 @@ # SPDX-License-Identifier: GPL-2.0-only -ccflags-y := -I $(srctree)/$(src)/../qat_common +ccflags-y := -I $(src)/../qat_common obj-$(CONFIG_CRYPTO_DEV_QAT_C62X) += qat_c62x.o qat_c62x-objs := adf_drv.o adf_c62x_hw_data.o diff --git a/drivers/crypto/intel/qat/qat_c62x/adf_c62x_hw_data.c b/drivers/crypto/intel/qat/qat_c62x/adf_c62x_hw_data.c index 48cf3eb7c7..6b5b0cf9c7 100644 --- a/drivers/crypto/intel/qat/qat_c62x/adf_c62x_hw_data.c +++ b/drivers/crypto/intel/qat/qat_c62x/adf_c62x_hw_data.c @@ -6,6 +6,7 @@ #include <adf_common_drv.h> #include <adf_gen2_config.h> #include <adf_gen2_dc.h> +#include <adf_gen2_hw_csr_data.h> #include <adf_gen2_hw_data.h> #include <adf_gen2_pfvf.h> #include "adf_c62x_hw_data.h" diff --git a/drivers/crypto/intel/qat/qat_c62xvf/Makefile b/drivers/crypto/intel/qat/qat_c62xvf/Makefile index 446c3d6386..256786662d 100644 --- a/drivers/crypto/intel/qat/qat_c62xvf/Makefile +++ b/drivers/crypto/intel/qat/qat_c62xvf/Makefile @@ -1,4 +1,4 @@ # SPDX-License-Identifier: GPL-2.0-only -ccflags-y := -I $(srctree)/$(src)/../qat_common +ccflags-y := -I $(src)/../qat_common obj-$(CONFIG_CRYPTO_DEV_QAT_C62XVF) += qat_c62xvf.o qat_c62xvf-objs := adf_drv.o adf_c62xvf_hw_data.o diff --git a/drivers/crypto/intel/qat/qat_c62xvf/adf_c62xvf_hw_data.c b/drivers/crypto/intel/qat/qat_c62xvf/adf_c62xvf_hw_data.c index 751d7aa57f..4aaaaf9217 100644 --- a/drivers/crypto/intel/qat/qat_c62xvf/adf_c62xvf_hw_data.c +++ b/drivers/crypto/intel/qat/qat_c62xvf/adf_c62xvf_hw_data.c @@ -4,6 +4,7 @@ #include <adf_common_drv.h> #include <adf_gen2_config.h> #include <adf_gen2_dc.h> +#include <adf_gen2_hw_csr_data.h> #include <adf_gen2_hw_data.h> #include <adf_gen2_pfvf.h> #include <adf_pfvf_vf_msg.h> diff --git a/drivers/crypto/intel/qat/qat_common/Makefile b/drivers/crypto/intel/qat/qat_common/Makefile index 5915cde8a7..eac73cbfdd 100644 --- a/drivers/crypto/intel/qat/qat_common/Makefile +++ b/drivers/crypto/intel/qat/qat_common/Makefile @@ -14,16 +14,20 @@ intel_qat-objs := adf_cfg.o \ adf_hw_arbiter.o \ adf_sysfs.o \ adf_sysfs_ras_counters.o \ + adf_gen2_hw_csr_data.o \ adf_gen2_hw_data.o \ adf_gen2_config.o \ adf_gen4_config.o \ + adf_gen4_hw_csr_data.o \ adf_gen4_hw_data.o \ + adf_gen4_vf_mig.o \ adf_gen4_pm.o \ adf_gen2_dc.o \ adf_gen4_dc.o \ adf_gen4_ras.o \ adf_gen4_timer.o \ adf_clock.o \ + adf_mstate_mgr.o \ qat_crypto.o \ qat_compression.o \ qat_comp_algs.o \ @@ -35,7 +39,8 @@ intel_qat-objs := adf_cfg.o \ adf_sysfs_rl.o \ qat_uclo.o \ qat_hal.o \ - qat_bl.o + qat_bl.o \ + qat_mig_dev.o intel_qat-$(CONFIG_DEBUG_FS) += adf_transport_debug.o \ adf_fw_counters.o \ diff --git a/drivers/crypto/intel/qat/qat_common/adf_accel_devices.h b/drivers/crypto/intel/qat/qat_common/adf_accel_devices.h index 08658c3a01..7830ecb1a1 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_accel_devices.h +++ b/drivers/crypto/intel/qat/qat_common/adf_accel_devices.h @@ -9,6 +9,7 @@ #include <linux/pci.h> #include <linux/ratelimit.h> #include <linux/types.h> +#include <linux/qat/qat_mig_dev.h> #include "adf_cfg_common.h" #include "adf_rl.h" #include "adf_telemetry.h" @@ -140,6 +141,40 @@ struct admin_info { u32 mailbox_offset; }; +struct ring_config { + u64 base; + u32 config; + u32 head; + u32 tail; + u32 reserved0; +}; + +struct bank_state { + u32 ringstat0; + u32 ringstat1; + u32 ringuostat; + u32 ringestat; + u32 ringnestat; + u32 ringnfstat; + u32 ringfstat; + u32 ringcstat0; + u32 ringcstat1; + u32 ringcstat2; + u32 ringcstat3; + u32 iaintflagen; + u32 iaintflagreg; + u32 iaintflagsrcsel0; + u32 iaintflagsrcsel1; + u32 iaintcolen; + u32 iaintcolctl; + u32 iaintflagandcolen; + u32 ringexpstat; + u32 ringexpintenable; + u32 ringsrvarben; + u32 reserved0; + struct ring_config rings[ADF_ETR_MAX_RINGS_PER_BANK]; +}; + struct adf_hw_csr_ops { u64 (*build_csr_ring_base_addr)(dma_addr_t addr, u32 size); u32 (*read_csr_ring_head)(void __iomem *csr_base_addr, u32 bank, @@ -150,22 +185,49 @@ struct adf_hw_csr_ops { u32 ring); void (*write_csr_ring_tail)(void __iomem *csr_base_addr, u32 bank, u32 ring, u32 value); + u32 (*read_csr_stat)(void __iomem *csr_base_addr, u32 bank); + u32 (*read_csr_uo_stat)(void __iomem *csr_base_addr, u32 bank); u32 (*read_csr_e_stat)(void __iomem *csr_base_addr, u32 bank); + u32 (*read_csr_ne_stat)(void __iomem *csr_base_addr, u32 bank); + u32 (*read_csr_nf_stat)(void __iomem *csr_base_addr, u32 bank); + u32 (*read_csr_f_stat)(void __iomem *csr_base_addr, u32 bank); + u32 (*read_csr_c_stat)(void __iomem *csr_base_addr, u32 bank); + u32 (*read_csr_exp_stat)(void __iomem *csr_base_addr, u32 bank); + u32 (*read_csr_exp_int_en)(void __iomem *csr_base_addr, u32 bank); + void (*write_csr_exp_int_en)(void __iomem *csr_base_addr, u32 bank, + u32 value); + u32 (*read_csr_ring_config)(void __iomem *csr_base_addr, u32 bank, + u32 ring); void (*write_csr_ring_config)(void __iomem *csr_base_addr, u32 bank, u32 ring, u32 value); + dma_addr_t (*read_csr_ring_base)(void __iomem *csr_base_addr, u32 bank, + u32 ring); void (*write_csr_ring_base)(void __iomem *csr_base_addr, u32 bank, u32 ring, dma_addr_t addr); + u32 (*read_csr_int_en)(void __iomem *csr_base_addr, u32 bank); + void (*write_csr_int_en)(void __iomem *csr_base_addr, u32 bank, + u32 value); + u32 (*read_csr_int_flag)(void __iomem *csr_base_addr, u32 bank); void (*write_csr_int_flag)(void __iomem *csr_base_addr, u32 bank, u32 value); + u32 (*read_csr_int_srcsel)(void __iomem *csr_base_addr, u32 bank); void (*write_csr_int_srcsel)(void __iomem *csr_base_addr, u32 bank); + void (*write_csr_int_srcsel_w_val)(void __iomem *csr_base_addr, + u32 bank, u32 value); + u32 (*read_csr_int_col_en)(void __iomem *csr_base_addr, u32 bank); void (*write_csr_int_col_en)(void __iomem *csr_base_addr, u32 bank, u32 value); + u32 (*read_csr_int_col_ctl)(void __iomem *csr_base_addr, u32 bank); void (*write_csr_int_col_ctl)(void __iomem *csr_base_addr, u32 bank, u32 value); + u32 (*read_csr_int_flag_and_col)(void __iomem *csr_base_addr, + u32 bank); void (*write_csr_int_flag_and_col)(void __iomem *csr_base_addr, u32 bank, u32 value); + u32 (*read_csr_ring_srv_arb_en)(void __iomem *csr_base_addr, u32 bank); void (*write_csr_ring_srv_arb_en)(void __iomem *csr_base_addr, u32 bank, u32 value); + u32 (*get_int_col_ctl_enable_mask)(void); }; struct adf_cfg_device_data; @@ -197,6 +259,20 @@ struct adf_dc_ops { void (*build_deflate_ctx)(void *ctx); }; +struct qat_migdev_ops { + int (*init)(struct qat_mig_dev *mdev); + void (*cleanup)(struct qat_mig_dev *mdev); + void (*reset)(struct qat_mig_dev *mdev); + int (*open)(struct qat_mig_dev *mdev); + void (*close)(struct qat_mig_dev *mdev); + int (*suspend)(struct qat_mig_dev *mdev); + int (*resume)(struct qat_mig_dev *mdev); + int (*save_state)(struct qat_mig_dev *mdev); + int (*save_setup)(struct qat_mig_dev *mdev); + int (*load_state)(struct qat_mig_dev *mdev); + int (*load_setup)(struct qat_mig_dev *mdev, int size); +}; + struct adf_dev_err_mask { u32 cppagentcmdpar_mask; u32 parerr_ath_cph_mask; @@ -244,6 +320,10 @@ struct adf_hw_device_data { void (*enable_ints)(struct adf_accel_dev *accel_dev); void (*set_ssm_wdtimer)(struct adf_accel_dev *accel_dev); int (*ring_pair_reset)(struct adf_accel_dev *accel_dev, u32 bank_nr); + int (*bank_state_save)(struct adf_accel_dev *accel_dev, u32 bank_number, + struct bank_state *state); + int (*bank_state_restore)(struct adf_accel_dev *accel_dev, + u32 bank_number, struct bank_state *state); void (*reset_device)(struct adf_accel_dev *accel_dev); void (*set_msix_rttable)(struct adf_accel_dev *accel_dev); const char *(*uof_get_name)(struct adf_accel_dev *accel_dev, u32 obj_num); @@ -260,6 +340,7 @@ struct adf_hw_device_data { struct adf_dev_err_mask dev_err_mask; struct adf_rl_hw_data rl_data; struct adf_tl_hw_data tl_data; + struct qat_migdev_ops vfmig_ops; const char *fw_name; const char *fw_mmp_name; u32 fuses; @@ -316,6 +397,7 @@ struct adf_hw_device_data { #define GET_CSR_OPS(accel_dev) (&(accel_dev)->hw_device->csr_ops) #define GET_PFVF_OPS(accel_dev) (&(accel_dev)->hw_device->pfvf_ops) #define GET_DC_OPS(accel_dev) (&(accel_dev)->hw_device->dc_ops) +#define GET_VFMIG_OPS(accel_dev) (&(accel_dev)->hw_device->vfmig_ops) #define GET_TL_DATA(accel_dev) GET_HW_DATA(accel_dev)->tl_data #define accel_to_pci_dev(accel_ptr) accel_ptr->accel_pci_dev.pci_dev @@ -330,11 +412,17 @@ struct adf_fw_loader_data { struct adf_accel_vf_info { struct adf_accel_dev *accel_dev; struct mutex pf2vf_lock; /* protect CSR access for PF2VF messages */ + struct mutex pfvf_mig_lock; /* protects PFVF state for migration */ struct ratelimit_state vf2pf_ratelimit; u32 vf_nr; bool init; bool restarting; u8 vf_compat_ver; + /* + * Private area used for device migration. + * Memory allocation and free is managed by migration driver. + */ + void *mig_priv; }; struct adf_dc_data { diff --git a/drivers/crypto/intel/qat/qat_common/adf_aer.c b/drivers/crypto/intel/qat/qat_common/adf_aer.c index 9da2278bd5..04260f61d0 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_aer.c +++ b/drivers/crypto/intel/qat/qat_common/adf_aer.c @@ -130,8 +130,7 @@ static void adf_device_reset_worker(struct work_struct *work) if (adf_dev_restart(accel_dev)) { /* The device hanged and we can't restart it so stop here */ dev_err(&GET_DEV(accel_dev), "Restart device failed\n"); - if (reset_data->mode == ADF_DEV_RESET_ASYNC || - completion_done(&reset_data->compl)) + if (reset_data->mode == ADF_DEV_RESET_ASYNC) kfree(reset_data); WARN(1, "QAT: device restart failed. Device is unusable\n"); return; @@ -147,16 +146,8 @@ static void adf_device_reset_worker(struct work_struct *work) adf_dev_restarted_notify(accel_dev); clear_bit(ADF_STATUS_RESTARTING, &accel_dev->status); - /* - * The dev is back alive. Notify the caller if in sync mode - * - * If device restart will take a more time than expected, - * the schedule_reset() function can timeout and exit. This can be - * detected by calling the completion_done() function. In this case - * the reset_data structure needs to be freed here. - */ - if (reset_data->mode == ADF_DEV_RESET_ASYNC || - completion_done(&reset_data->compl)) + /* The dev is back alive. Notify the caller if in sync mode */ + if (reset_data->mode == ADF_DEV_RESET_ASYNC) kfree(reset_data); else complete(&reset_data->compl); @@ -191,10 +182,10 @@ static int adf_dev_aer_schedule_reset(struct adf_accel_dev *accel_dev, if (!timeout) { dev_err(&GET_DEV(accel_dev), "Reset device timeout expired\n"); + cancel_work_sync(&reset_data->reset_work); ret = -EFAULT; - } else { - kfree(reset_data); } + kfree(reset_data); return ret; } return 0; diff --git a/drivers/crypto/intel/qat/qat_common/adf_cfg.c b/drivers/crypto/intel/qat/qat_common/adf_cfg.c index 8836f015c3..2cf102ad4c 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_cfg.c +++ b/drivers/crypto/intel/qat/qat_common/adf_cfg.c @@ -290,17 +290,19 @@ int adf_cfg_add_key_value_param(struct adf_accel_dev *accel_dev, * 3. if the key exists with the same value, then return without doing * anything (the newly created key_val is freed). */ + down_write(&cfg->lock); if (!adf_cfg_key_val_get(accel_dev, section_name, key, temp_val)) { if (strncmp(temp_val, key_val->val, sizeof(temp_val))) { adf_cfg_keyval_remove(key, section); } else { kfree(key_val); - return 0; + goto out; } } - down_write(&cfg->lock); adf_cfg_keyval_add(key_val, section); + +out: up_write(&cfg->lock); return 0; } diff --git a/drivers/crypto/intel/qat/qat_common/adf_common_drv.h b/drivers/crypto/intel/qat/qat_common/adf_common_drv.h index 57328249c8..3bec9e20ba 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_common_drv.h +++ b/drivers/crypto/intel/qat/qat_common/adf_common_drv.h @@ -248,6 +248,16 @@ static inline void __iomem *adf_get_pmisc_base(struct adf_accel_dev *accel_dev) return pmisc->virt_addr; } +static inline void __iomem *adf_get_etr_base(struct adf_accel_dev *accel_dev) +{ + struct adf_hw_device_data *hw_data = accel_dev->hw_device; + struct adf_bar *etr; + + etr = &GET_BARS(accel_dev)[hw_data->get_etr_bar_id(hw_data)]; + + return etr->virt_addr; +} + static inline void __iomem *adf_get_aram_base(struct adf_accel_dev *accel_dev) { struct adf_hw_device_data *hw_data = accel_dev->hw_device; diff --git a/drivers/crypto/intel/qat/qat_common/adf_gen2_hw_csr_data.c b/drivers/crypto/intel/qat/qat_common/adf_gen2_hw_csr_data.c new file mode 100644 index 0000000000..650c9edd8a --- /dev/null +++ b/drivers/crypto/intel/qat/qat_common/adf_gen2_hw_csr_data.c @@ -0,0 +1,101 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* Copyright(c) 2024 Intel Corporation */ +#include <linux/types.h> +#include "adf_gen2_hw_csr_data.h" + +static u64 build_csr_ring_base_addr(dma_addr_t addr, u32 size) +{ + return BUILD_RING_BASE_ADDR(addr, size); +} + +static u32 read_csr_ring_head(void __iomem *csr_base_addr, u32 bank, u32 ring) +{ + return READ_CSR_RING_HEAD(csr_base_addr, bank, ring); +} + +static void write_csr_ring_head(void __iomem *csr_base_addr, u32 bank, u32 ring, + u32 value) +{ + WRITE_CSR_RING_HEAD(csr_base_addr, bank, ring, value); +} + +static u32 read_csr_ring_tail(void __iomem *csr_base_addr, u32 bank, u32 ring) +{ + return READ_CSR_RING_TAIL(csr_base_addr, bank, ring); +} + +static void write_csr_ring_tail(void __iomem *csr_base_addr, u32 bank, u32 ring, + u32 value) +{ + WRITE_CSR_RING_TAIL(csr_base_addr, bank, ring, value); +} + +static u32 read_csr_e_stat(void __iomem *csr_base_addr, u32 bank) +{ + return READ_CSR_E_STAT(csr_base_addr, bank); +} + +static void write_csr_ring_config(void __iomem *csr_base_addr, u32 bank, + u32 ring, u32 value) +{ + WRITE_CSR_RING_CONFIG(csr_base_addr, bank, ring, value); +} + +static void write_csr_ring_base(void __iomem *csr_base_addr, u32 bank, u32 ring, + dma_addr_t addr) +{ + WRITE_CSR_RING_BASE(csr_base_addr, bank, ring, addr); +} + +static void write_csr_int_flag(void __iomem *csr_base_addr, u32 bank, u32 value) +{ + WRITE_CSR_INT_FLAG(csr_base_addr, bank, value); +} + +static void write_csr_int_srcsel(void __iomem *csr_base_addr, u32 bank) +{ + WRITE_CSR_INT_SRCSEL(csr_base_addr, bank); +} + +static void write_csr_int_col_en(void __iomem *csr_base_addr, u32 bank, + u32 value) +{ + WRITE_CSR_INT_COL_EN(csr_base_addr, bank, value); +} + +static void write_csr_int_col_ctl(void __iomem *csr_base_addr, u32 bank, + u32 value) +{ + WRITE_CSR_INT_COL_CTL(csr_base_addr, bank, value); +} + +static void write_csr_int_flag_and_col(void __iomem *csr_base_addr, u32 bank, + u32 value) +{ + WRITE_CSR_INT_FLAG_AND_COL(csr_base_addr, bank, value); +} + +static void write_csr_ring_srv_arb_en(void __iomem *csr_base_addr, u32 bank, + u32 value) +{ + WRITE_CSR_RING_SRV_ARB_EN(csr_base_addr, bank, value); +} + +void adf_gen2_init_hw_csr_ops(struct adf_hw_csr_ops *csr_ops) +{ + csr_ops->build_csr_ring_base_addr = build_csr_ring_base_addr; + csr_ops->read_csr_ring_head = read_csr_ring_head; + csr_ops->write_csr_ring_head = write_csr_ring_head; + csr_ops->read_csr_ring_tail = read_csr_ring_tail; + csr_ops->write_csr_ring_tail = write_csr_ring_tail; + csr_ops->read_csr_e_stat = read_csr_e_stat; + csr_ops->write_csr_ring_config = write_csr_ring_config; + csr_ops->write_csr_ring_base = write_csr_ring_base; + csr_ops->write_csr_int_flag = write_csr_int_flag; + csr_ops->write_csr_int_srcsel = write_csr_int_srcsel; + csr_ops->write_csr_int_col_en = write_csr_int_col_en; + csr_ops->write_csr_int_col_ctl = write_csr_int_col_ctl; + csr_ops->write_csr_int_flag_and_col = write_csr_int_flag_and_col; + csr_ops->write_csr_ring_srv_arb_en = write_csr_ring_srv_arb_en; +} +EXPORT_SYMBOL_GPL(adf_gen2_init_hw_csr_ops); diff --git a/drivers/crypto/intel/qat/qat_common/adf_gen2_hw_csr_data.h b/drivers/crypto/intel/qat/qat_common/adf_gen2_hw_csr_data.h new file mode 100644 index 0000000000..55058b0f9e --- /dev/null +++ b/drivers/crypto/intel/qat/qat_common/adf_gen2_hw_csr_data.h @@ -0,0 +1,86 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* Copyright(c) 2024 Intel Corporation */ +#ifndef ADF_GEN2_HW_CSR_DATA_H_ +#define ADF_GEN2_HW_CSR_DATA_H_ + +#include <linux/bitops.h> +#include "adf_accel_devices.h" + +#define ADF_BANK_INT_SRC_SEL_MASK_0 0x4444444CUL +#define ADF_BANK_INT_SRC_SEL_MASK_X 0x44444444UL +#define ADF_RING_CSR_RING_CONFIG 0x000 +#define ADF_RING_CSR_RING_LBASE 0x040 +#define ADF_RING_CSR_RING_UBASE 0x080 +#define ADF_RING_CSR_RING_HEAD 0x0C0 +#define ADF_RING_CSR_RING_TAIL 0x100 +#define ADF_RING_CSR_E_STAT 0x14C +#define ADF_RING_CSR_INT_FLAG 0x170 +#define ADF_RING_CSR_INT_SRCSEL 0x174 +#define ADF_RING_CSR_INT_SRCSEL_2 0x178 +#define ADF_RING_CSR_INT_COL_EN 0x17C +#define ADF_RING_CSR_INT_COL_CTL 0x180 +#define ADF_RING_CSR_INT_FLAG_AND_COL 0x184 +#define ADF_RING_CSR_INT_COL_CTL_ENABLE 0x80000000 +#define ADF_RING_BUNDLE_SIZE 0x1000 +#define ADF_ARB_REG_SLOT 0x1000 +#define ADF_ARB_RINGSRVARBEN_OFFSET 0x19C + +#define BUILD_RING_BASE_ADDR(addr, size) \ + (((addr) >> 6) & (GENMASK_ULL(63, 0) << (size))) +#define READ_CSR_RING_HEAD(csr_base_addr, bank, ring) \ + ADF_CSR_RD(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ + ADF_RING_CSR_RING_HEAD + ((ring) << 2)) +#define READ_CSR_RING_TAIL(csr_base_addr, bank, ring) \ + ADF_CSR_RD(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ + ADF_RING_CSR_RING_TAIL + ((ring) << 2)) +#define READ_CSR_E_STAT(csr_base_addr, bank) \ + ADF_CSR_RD(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ + ADF_RING_CSR_E_STAT) +#define WRITE_CSR_RING_CONFIG(csr_base_addr, bank, ring, value) \ + ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ + ADF_RING_CSR_RING_CONFIG + ((ring) << 2), value) +#define WRITE_CSR_RING_BASE(csr_base_addr, bank, ring, value) \ +do { \ + u32 l_base = 0, u_base = 0; \ + l_base = (u32)((value) & 0xFFFFFFFF); \ + u_base = (u32)(((value) & 0xFFFFFFFF00000000ULL) >> 32); \ + ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ + ADF_RING_CSR_RING_LBASE + ((ring) << 2), l_base); \ + ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ + ADF_RING_CSR_RING_UBASE + ((ring) << 2), u_base); \ +} while (0) + +#define WRITE_CSR_RING_HEAD(csr_base_addr, bank, ring, value) \ + ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ + ADF_RING_CSR_RING_HEAD + ((ring) << 2), value) +#define WRITE_CSR_RING_TAIL(csr_base_addr, bank, ring, value) \ + ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ + ADF_RING_CSR_RING_TAIL + ((ring) << 2), value) +#define WRITE_CSR_INT_FLAG(csr_base_addr, bank, value) \ + ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ + ADF_RING_CSR_INT_FLAG, value) +#define WRITE_CSR_INT_SRCSEL(csr_base_addr, bank) \ +do { \ + ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ + ADF_RING_CSR_INT_SRCSEL, ADF_BANK_INT_SRC_SEL_MASK_0); \ + ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ + ADF_RING_CSR_INT_SRCSEL_2, ADF_BANK_INT_SRC_SEL_MASK_X); \ +} while (0) +#define WRITE_CSR_INT_COL_EN(csr_base_addr, bank, value) \ + ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ + ADF_RING_CSR_INT_COL_EN, value) +#define WRITE_CSR_INT_COL_CTL(csr_base_addr, bank, value) \ + ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ + ADF_RING_CSR_INT_COL_CTL, \ + ADF_RING_CSR_INT_COL_CTL_ENABLE | (value)) +#define WRITE_CSR_INT_FLAG_AND_COL(csr_base_addr, bank, value) \ + ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ + ADF_RING_CSR_INT_FLAG_AND_COL, value) + +#define WRITE_CSR_RING_SRV_ARB_EN(csr_addr, index, value) \ + ADF_CSR_WR(csr_addr, ADF_ARB_RINGSRVARBEN_OFFSET + \ + (ADF_ARB_REG_SLOT * (index)), value) + +void adf_gen2_init_hw_csr_ops(struct adf_hw_csr_ops *csr_ops); + +#endif diff --git a/drivers/crypto/intel/qat/qat_common/adf_gen2_hw_data.c b/drivers/crypto/intel/qat/qat_common/adf_gen2_hw_data.c index d1884547b5..1f64bf49b2 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_gen2_hw_data.c +++ b/drivers/crypto/intel/qat/qat_common/adf_gen2_hw_data.c @@ -111,103 +111,6 @@ void adf_gen2_enable_ints(struct adf_accel_dev *accel_dev) } EXPORT_SYMBOL_GPL(adf_gen2_enable_ints); -static u64 build_csr_ring_base_addr(dma_addr_t addr, u32 size) -{ - return BUILD_RING_BASE_ADDR(addr, size); -} - -static u32 read_csr_ring_head(void __iomem *csr_base_addr, u32 bank, u32 ring) -{ - return READ_CSR_RING_HEAD(csr_base_addr, bank, ring); -} - -static void write_csr_ring_head(void __iomem *csr_base_addr, u32 bank, u32 ring, - u32 value) -{ - WRITE_CSR_RING_HEAD(csr_base_addr, bank, ring, value); -} - -static u32 read_csr_ring_tail(void __iomem *csr_base_addr, u32 bank, u32 ring) -{ - return READ_CSR_RING_TAIL(csr_base_addr, bank, ring); -} - -static void write_csr_ring_tail(void __iomem *csr_base_addr, u32 bank, u32 ring, - u32 value) -{ - WRITE_CSR_RING_TAIL(csr_base_addr, bank, ring, value); -} - -static u32 read_csr_e_stat(void __iomem *csr_base_addr, u32 bank) -{ - return READ_CSR_E_STAT(csr_base_addr, bank); -} - -static void write_csr_ring_config(void __iomem *csr_base_addr, u32 bank, - u32 ring, u32 value) -{ - WRITE_CSR_RING_CONFIG(csr_base_addr, bank, ring, value); -} - -static void write_csr_ring_base(void __iomem *csr_base_addr, u32 bank, u32 ring, - dma_addr_t addr) -{ - WRITE_CSR_RING_BASE(csr_base_addr, bank, ring, addr); -} - -static void write_csr_int_flag(void __iomem *csr_base_addr, u32 bank, u32 value) -{ - WRITE_CSR_INT_FLAG(csr_base_addr, bank, value); -} - -static void write_csr_int_srcsel(void __iomem *csr_base_addr, u32 bank) -{ - WRITE_CSR_INT_SRCSEL(csr_base_addr, bank); -} - -static void write_csr_int_col_en(void __iomem *csr_base_addr, u32 bank, - u32 value) -{ - WRITE_CSR_INT_COL_EN(csr_base_addr, bank, value); -} - -static void write_csr_int_col_ctl(void __iomem *csr_base_addr, u32 bank, - u32 value) -{ - WRITE_CSR_INT_COL_CTL(csr_base_addr, bank, value); -} - -static void write_csr_int_flag_and_col(void __iomem *csr_base_addr, u32 bank, - u32 value) -{ - WRITE_CSR_INT_FLAG_AND_COL(csr_base_addr, bank, value); -} - -static void write_csr_ring_srv_arb_en(void __iomem *csr_base_addr, u32 bank, - u32 value) -{ - WRITE_CSR_RING_SRV_ARB_EN(csr_base_addr, bank, value); -} - -void adf_gen2_init_hw_csr_ops(struct adf_hw_csr_ops *csr_ops) -{ - csr_ops->build_csr_ring_base_addr = build_csr_ring_base_addr; - csr_ops->read_csr_ring_head = read_csr_ring_head; - csr_ops->write_csr_ring_head = write_csr_ring_head; - csr_ops->read_csr_ring_tail = read_csr_ring_tail; - csr_ops->write_csr_ring_tail = write_csr_ring_tail; - csr_ops->read_csr_e_stat = read_csr_e_stat; - csr_ops->write_csr_ring_config = write_csr_ring_config; - csr_ops->write_csr_ring_base = write_csr_ring_base; - csr_ops->write_csr_int_flag = write_csr_int_flag; - csr_ops->write_csr_int_srcsel = write_csr_int_srcsel; - csr_ops->write_csr_int_col_en = write_csr_int_col_en; - csr_ops->write_csr_int_col_ctl = write_csr_int_col_ctl; - csr_ops->write_csr_int_flag_and_col = write_csr_int_flag_and_col; - csr_ops->write_csr_ring_srv_arb_en = write_csr_ring_srv_arb_en; -} -EXPORT_SYMBOL_GPL(adf_gen2_init_hw_csr_ops); - u32 adf_gen2_get_accel_cap(struct adf_accel_dev *accel_dev) { struct adf_hw_device_data *hw_data = accel_dev->hw_device; diff --git a/drivers/crypto/intel/qat/qat_common/adf_gen2_hw_data.h b/drivers/crypto/intel/qat/qat_common/adf_gen2_hw_data.h index 6bd341061d..708e918612 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_gen2_hw_data.h +++ b/drivers/crypto/intel/qat/qat_common/adf_gen2_hw_data.h @@ -6,78 +6,9 @@ #include "adf_accel_devices.h" #include "adf_cfg_common.h" -/* Transport access */ -#define ADF_BANK_INT_SRC_SEL_MASK_0 0x4444444CUL -#define ADF_BANK_INT_SRC_SEL_MASK_X 0x44444444UL -#define ADF_RING_CSR_RING_CONFIG 0x000 -#define ADF_RING_CSR_RING_LBASE 0x040 -#define ADF_RING_CSR_RING_UBASE 0x080 -#define ADF_RING_CSR_RING_HEAD 0x0C0 -#define ADF_RING_CSR_RING_TAIL 0x100 -#define ADF_RING_CSR_E_STAT 0x14C -#define ADF_RING_CSR_INT_FLAG 0x170 -#define ADF_RING_CSR_INT_SRCSEL 0x174 -#define ADF_RING_CSR_INT_SRCSEL_2 0x178 -#define ADF_RING_CSR_INT_COL_EN 0x17C -#define ADF_RING_CSR_INT_COL_CTL 0x180 -#define ADF_RING_CSR_INT_FLAG_AND_COL 0x184 -#define ADF_RING_CSR_INT_COL_CTL_ENABLE 0x80000000 -#define ADF_RING_BUNDLE_SIZE 0x1000 #define ADF_GEN2_RX_RINGS_OFFSET 8 #define ADF_GEN2_TX_RINGS_MASK 0xFF -#define BUILD_RING_BASE_ADDR(addr, size) \ - (((addr) >> 6) & (GENMASK_ULL(63, 0) << (size))) -#define READ_CSR_RING_HEAD(csr_base_addr, bank, ring) \ - ADF_CSR_RD(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ - ADF_RING_CSR_RING_HEAD + ((ring) << 2)) -#define READ_CSR_RING_TAIL(csr_base_addr, bank, ring) \ - ADF_CSR_RD(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ - ADF_RING_CSR_RING_TAIL + ((ring) << 2)) -#define READ_CSR_E_STAT(csr_base_addr, bank) \ - ADF_CSR_RD(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ - ADF_RING_CSR_E_STAT) -#define WRITE_CSR_RING_CONFIG(csr_base_addr, bank, ring, value) \ - ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ - ADF_RING_CSR_RING_CONFIG + ((ring) << 2), value) -#define WRITE_CSR_RING_BASE(csr_base_addr, bank, ring, value) \ -do { \ - u32 l_base = 0, u_base = 0; \ - l_base = (u32)((value) & 0xFFFFFFFF); \ - u_base = (u32)(((value) & 0xFFFFFFFF00000000ULL) >> 32); \ - ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ - ADF_RING_CSR_RING_LBASE + ((ring) << 2), l_base); \ - ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ - ADF_RING_CSR_RING_UBASE + ((ring) << 2), u_base); \ -} while (0) - -#define WRITE_CSR_RING_HEAD(csr_base_addr, bank, ring, value) \ - ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ - ADF_RING_CSR_RING_HEAD + ((ring) << 2), value) -#define WRITE_CSR_RING_TAIL(csr_base_addr, bank, ring, value) \ - ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ - ADF_RING_CSR_RING_TAIL + ((ring) << 2), value) -#define WRITE_CSR_INT_FLAG(csr_base_addr, bank, value) \ - ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ - ADF_RING_CSR_INT_FLAG, value) -#define WRITE_CSR_INT_SRCSEL(csr_base_addr, bank) \ -do { \ - ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ - ADF_RING_CSR_INT_SRCSEL, ADF_BANK_INT_SRC_SEL_MASK_0); \ - ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ - ADF_RING_CSR_INT_SRCSEL_2, ADF_BANK_INT_SRC_SEL_MASK_X); \ -} while (0) -#define WRITE_CSR_INT_COL_EN(csr_base_addr, bank, value) \ - ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ - ADF_RING_CSR_INT_COL_EN, value) -#define WRITE_CSR_INT_COL_CTL(csr_base_addr, bank, value) \ - ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ - ADF_RING_CSR_INT_COL_CTL, \ - ADF_RING_CSR_INT_COL_CTL_ENABLE | (value)) -#define WRITE_CSR_INT_FLAG_AND_COL(csr_base_addr, bank, value) \ - ADF_CSR_WR(csr_base_addr, (ADF_RING_BUNDLE_SIZE * (bank)) + \ - ADF_RING_CSR_INT_FLAG_AND_COL, value) - /* AE to function map */ #define AE2FUNCTION_MAP_A_OFFSET (0x3A400 + 0x190) #define AE2FUNCTION_MAP_B_OFFSET (0x3A400 + 0x310) @@ -106,12 +37,6 @@ do { \ #define ADF_ARB_OFFSET 0x30000 #define ADF_ARB_WRK_2_SER_MAP_OFFSET 0x180 #define ADF_ARB_CONFIG (BIT(31) | BIT(6) | BIT(0)) -#define ADF_ARB_REG_SLOT 0x1000 -#define ADF_ARB_RINGSRVARBEN_OFFSET 0x19C - -#define WRITE_CSR_RING_SRV_ARB_EN(csr_addr, index, value) \ - ADF_CSR_WR(csr_addr, ADF_ARB_RINGSRVARBEN_OFFSET + \ - (ADF_ARB_REG_SLOT * (index)), value) /* Power gating */ #define ADF_POWERGATE_DC BIT(23) @@ -158,7 +83,6 @@ u32 adf_gen2_get_num_aes(struct adf_hw_device_data *self); void adf_gen2_enable_error_correction(struct adf_accel_dev *accel_dev); void adf_gen2_cfg_iov_thds(struct adf_accel_dev *accel_dev, bool enable, int num_a_regs, int num_b_regs); -void adf_gen2_init_hw_csr_ops(struct adf_hw_csr_ops *csr_ops); void adf_gen2_get_admin_info(struct admin_info *admin_csrs_info); void adf_gen2_get_arb_info(struct arb_info *arb_info); void adf_gen2_enable_ints(struct adf_accel_dev *accel_dev); diff --git a/drivers/crypto/intel/qat/qat_common/adf_gen4_hw_csr_data.c b/drivers/crypto/intel/qat/qat_common/adf_gen4_hw_csr_data.c new file mode 100644 index 0000000000..6609c248aa --- /dev/null +++ b/drivers/crypto/intel/qat/qat_common/adf_gen4_hw_csr_data.c @@ -0,0 +1,231 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* Copyright(c) 2024 Intel Corporation */ +#include <linux/types.h> +#include "adf_gen4_hw_csr_data.h" + +static u64 build_csr_ring_base_addr(dma_addr_t addr, u32 size) +{ + return BUILD_RING_BASE_ADDR(addr, size); +} + +static u32 read_csr_ring_head(void __iomem *csr_base_addr, u32 bank, u32 ring) +{ + return READ_CSR_RING_HEAD(csr_base_addr, bank, ring); +} + +static void write_csr_ring_head(void __iomem *csr_base_addr, u32 bank, u32 ring, + u32 value) +{ + WRITE_CSR_RING_HEAD(csr_base_addr, bank, ring, value); +} + +static u32 read_csr_ring_tail(void __iomem *csr_base_addr, u32 bank, u32 ring) +{ + return READ_CSR_RING_TAIL(csr_base_addr, bank, ring); +} + +static void write_csr_ring_tail(void __iomem *csr_base_addr, u32 bank, u32 ring, + u32 value) +{ + WRITE_CSR_RING_TAIL(csr_base_addr, bank, ring, value); +} + +static u32 read_csr_stat(void __iomem *csr_base_addr, u32 bank) +{ + return READ_CSR_STAT(csr_base_addr, bank); +} + +static u32 read_csr_uo_stat(void __iomem *csr_base_addr, u32 bank) +{ + return READ_CSR_UO_STAT(csr_base_addr, bank); +} + +static u32 read_csr_e_stat(void __iomem *csr_base_addr, u32 bank) +{ + return READ_CSR_E_STAT(csr_base_addr, bank); +} + +static u32 read_csr_ne_stat(void __iomem *csr_base_addr, u32 bank) +{ + return READ_CSR_NE_STAT(csr_base_addr, bank); +} + +static u32 read_csr_nf_stat(void __iomem *csr_base_addr, u32 bank) +{ + return READ_CSR_NF_STAT(csr_base_addr, bank); +} + +static u32 read_csr_f_stat(void __iomem *csr_base_addr, u32 bank) +{ + return READ_CSR_F_STAT(csr_base_addr, bank); +} + +static u32 read_csr_c_stat(void __iomem *csr_base_addr, u32 bank) +{ + return READ_CSR_C_STAT(csr_base_addr, bank); +} + +static u32 read_csr_exp_stat(void __iomem *csr_base_addr, u32 bank) +{ + return READ_CSR_EXP_STAT(csr_base_addr, bank); +} + +static u32 read_csr_exp_int_en(void __iomem *csr_base_addr, u32 bank) +{ + return READ_CSR_EXP_INT_EN(csr_base_addr, bank); +} + +static void write_csr_exp_int_en(void __iomem *csr_base_addr, u32 bank, + u32 value) +{ + WRITE_CSR_EXP_INT_EN(csr_base_addr, bank, value); +} + +static u32 read_csr_ring_config(void __iomem *csr_base_addr, u32 bank, + u32 ring) +{ + return READ_CSR_RING_CONFIG(csr_base_addr, bank, ring); +} + +static void write_csr_ring_config(void __iomem *csr_base_addr, u32 bank, u32 ring, + u32 value) +{ + WRITE_CSR_RING_CONFIG(csr_base_addr, bank, ring, value); +} + +static dma_addr_t read_csr_ring_base(void __iomem *csr_base_addr, u32 bank, + u32 ring) +{ + return READ_CSR_RING_BASE(csr_base_addr, bank, ring); +} + +static void write_csr_ring_base(void __iomem *csr_base_addr, u32 bank, u32 ring, + dma_addr_t addr) +{ + WRITE_CSR_RING_BASE(csr_base_addr, bank, ring, addr); +} + +static u32 read_csr_int_en(void __iomem *csr_base_addr, u32 bank) +{ + return READ_CSR_INT_EN(csr_base_addr, bank); +} + +static void write_csr_int_en(void __iomem *csr_base_addr, u32 bank, u32 value) +{ + WRITE_CSR_INT_EN(csr_base_addr, bank, value); +} + +static u32 read_csr_int_flag(void __iomem *csr_base_addr, u32 bank) +{ + return READ_CSR_INT_FLAG(csr_base_addr, bank); +} + +static void write_csr_int_flag(void __iomem *csr_base_addr, u32 bank, + u32 value) +{ + WRITE_CSR_INT_FLAG(csr_base_addr, bank, value); +} + +static u32 read_csr_int_srcsel(void __iomem *csr_base_addr, u32 bank) +{ + return READ_CSR_INT_SRCSEL(csr_base_addr, bank); +} + +static void write_csr_int_srcsel(void __iomem *csr_base_addr, u32 bank) +{ + WRITE_CSR_INT_SRCSEL(csr_base_addr, bank); +} + +static void write_csr_int_srcsel_w_val(void __iomem *csr_base_addr, u32 bank, + u32 value) +{ + WRITE_CSR_INT_SRCSEL_W_VAL(csr_base_addr, bank, value); +} + +static u32 read_csr_int_col_en(void __iomem *csr_base_addr, u32 bank) +{ + return READ_CSR_INT_COL_EN(csr_base_addr, bank); +} + +static void write_csr_int_col_en(void __iomem *csr_base_addr, u32 bank, u32 value) +{ + WRITE_CSR_INT_COL_EN(csr_base_addr, bank, value); +} + +static u32 read_csr_int_col_ctl(void __iomem *csr_base_addr, u32 bank) +{ + return READ_CSR_INT_COL_CTL(csr_base_addr, bank); +} + +static void write_csr_int_col_ctl(void __iomem *csr_base_addr, u32 bank, + u32 value) +{ + WRITE_CSR_INT_COL_CTL(csr_base_addr, bank, value); +} + +static u32 read_csr_int_flag_and_col(void __iomem *csr_base_addr, u32 bank) +{ + return READ_CSR_INT_FLAG_AND_COL(csr_base_addr, bank); +} + +static void write_csr_int_flag_and_col(void __iomem *csr_base_addr, u32 bank, + u32 value) +{ + WRITE_CSR_INT_FLAG_AND_COL(csr_base_addr, bank, value); +} + +static u32 read_csr_ring_srv_arb_en(void __iomem *csr_base_addr, u32 bank) +{ + return READ_CSR_RING_SRV_ARB_EN(csr_base_addr, bank); +} + +static void write_csr_ring_srv_arb_en(void __iomem *csr_base_addr, u32 bank, + u32 value) +{ + WRITE_CSR_RING_SRV_ARB_EN(csr_base_addr, bank, value); +} + +static u32 get_int_col_ctl_enable_mask(void) +{ + return ADF_RING_CSR_INT_COL_CTL_ENABLE; +} + +void adf_gen4_init_hw_csr_ops(struct adf_hw_csr_ops *csr_ops) +{ + csr_ops->build_csr_ring_base_addr = build_csr_ring_base_addr; + csr_ops->read_csr_ring_head = read_csr_ring_head; + csr_ops->write_csr_ring_head = write_csr_ring_head; + csr_ops->read_csr_ring_tail = read_csr_ring_tail; + csr_ops->write_csr_ring_tail = write_csr_ring_tail; + csr_ops->read_csr_stat = read_csr_stat; + csr_ops->read_csr_uo_stat = read_csr_uo_stat; + csr_ops->read_csr_e_stat = read_csr_e_stat; + csr_ops->read_csr_ne_stat = read_csr_ne_stat; + csr_ops->read_csr_nf_stat = read_csr_nf_stat; + csr_ops->read_csr_f_stat = read_csr_f_stat; + csr_ops->read_csr_c_stat = read_csr_c_stat; + csr_ops->read_csr_exp_stat = read_csr_exp_stat; + csr_ops->read_csr_exp_int_en = read_csr_exp_int_en; + csr_ops->write_csr_exp_int_en = write_csr_exp_int_en; + csr_ops->read_csr_ring_config = read_csr_ring_config; + csr_ops->write_csr_ring_config = write_csr_ring_config; + csr_ops->read_csr_ring_base = read_csr_ring_base; + csr_ops->write_csr_ring_base = write_csr_ring_base; + csr_ops->read_csr_int_en = read_csr_int_en; + csr_ops->write_csr_int_en = write_csr_int_en; + csr_ops->read_csr_int_flag = read_csr_int_flag; + csr_ops->write_csr_int_flag = write_csr_int_flag; + csr_ops->read_csr_int_srcsel = read_csr_int_srcsel; + csr_ops->write_csr_int_srcsel = write_csr_int_srcsel; + csr_ops->write_csr_int_srcsel_w_val = write_csr_int_srcsel_w_val; + csr_ops->read_csr_int_col_en = read_csr_int_col_en; + csr_ops->write_csr_int_col_en = write_csr_int_col_en; + csr_ops->read_csr_int_col_ctl = read_csr_int_col_ctl; + csr_ops->write_csr_int_col_ctl = write_csr_int_col_ctl; + csr_ops->read_csr_int_flag_and_col = read_csr_int_flag_and_col; + csr_ops->write_csr_int_flag_and_col = write_csr_int_flag_and_col; + csr_ops->read_csr_ring_srv_arb_en = read_csr_ring_srv_arb_en; + csr_ops->write_csr_ring_srv_arb_en = write_csr_ring_srv_arb_en; + csr_ops->get_int_col_ctl_enable_mask = get_int_col_ctl_enable_mask; +} +EXPORT_SYMBOL_GPL(adf_gen4_init_hw_csr_ops); diff --git a/drivers/crypto/intel/qat/qat_common/adf_gen4_hw_csr_data.h b/drivers/crypto/intel/qat/qat_common/adf_gen4_hw_csr_data.h new file mode 100644 index 0000000000..6f33e7c87c --- /dev/null +++ b/drivers/crypto/intel/qat/qat_common/adf_gen4_hw_csr_data.h @@ -0,0 +1,188 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* Copyright(c) 2024 Intel Corporation */ +#ifndef ADF_GEN4_HW_CSR_DATA_H_ +#define ADF_GEN4_HW_CSR_DATA_H_ + +#include <linux/bitops.h> +#include "adf_accel_devices.h" + +#define ADF_BANK_INT_SRC_SEL_MASK 0x44UL +#define ADF_RING_CSR_RING_CONFIG 0x1000 +#define ADF_RING_CSR_RING_LBASE 0x1040 +#define ADF_RING_CSR_RING_UBASE 0x1080 +#define ADF_RING_CSR_RING_HEAD 0x0C0 +#define ADF_RING_CSR_RING_TAIL 0x100 +#define ADF_RING_CSR_STAT 0x140 +#define ADF_RING_CSR_UO_STAT 0x148 +#define ADF_RING_CSR_E_STAT 0x14C +#define ADF_RING_CSR_NE_STAT 0x150 +#define ADF_RING_CSR_NF_STAT 0x154 +#define ADF_RING_CSR_F_STAT 0x158 +#define ADF_RING_CSR_C_STAT 0x15C +#define ADF_RING_CSR_INT_FLAG_EN 0x16C +#define ADF_RING_CSR_INT_FLAG 0x170 +#define ADF_RING_CSR_INT_SRCSEL 0x174 +#define ADF_RING_CSR_INT_COL_EN 0x17C +#define ADF_RING_CSR_INT_COL_CTL 0x180 +#define ADF_RING_CSR_INT_FLAG_AND_COL 0x184 +#define ADF_RING_CSR_EXP_STAT 0x188 +#define ADF_RING_CSR_EXP_INT_EN 0x18C +#define ADF_RING_CSR_INT_COL_CTL_ENABLE 0x80000000 +#define ADF_RING_CSR_ADDR_OFFSET 0x100000 +#define ADF_RING_BUNDLE_SIZE 0x2000 +#define ADF_RING_CSR_RING_SRV_ARB_EN 0x19C + +#define BUILD_RING_BASE_ADDR(addr, size) \ + ((((addr) >> 6) & (GENMASK_ULL(63, 0) << (size))) << 6) +#define READ_CSR_RING_HEAD(csr_base_addr, bank, ring) \ + ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + \ + ADF_RING_CSR_RING_HEAD + ((ring) << 2)) +#define READ_CSR_RING_TAIL(csr_base_addr, bank, ring) \ + ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + \ + ADF_RING_CSR_RING_TAIL + ((ring) << 2)) +#define READ_CSR_STAT(csr_base_addr, bank) \ + ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_STAT) +#define READ_CSR_UO_STAT(csr_base_addr, bank) \ + ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_UO_STAT) +#define READ_CSR_E_STAT(csr_base_addr, bank) \ + ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_E_STAT) +#define READ_CSR_NE_STAT(csr_base_addr, bank) \ + ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_NE_STAT) +#define READ_CSR_NF_STAT(csr_base_addr, bank) \ + ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_NF_STAT) +#define READ_CSR_F_STAT(csr_base_addr, bank) \ + ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_F_STAT) +#define READ_CSR_C_STAT(csr_base_addr, bank) \ + ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_C_STAT) +#define READ_CSR_EXP_STAT(csr_base_addr, bank) \ + ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_EXP_STAT) +#define READ_CSR_EXP_INT_EN(csr_base_addr, bank) \ + ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_EXP_INT_EN) +#define WRITE_CSR_EXP_INT_EN(csr_base_addr, bank, value) \ + ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + \ + ADF_RING_CSR_EXP_INT_EN, value) +#define READ_CSR_RING_CONFIG(csr_base_addr, bank, ring) \ + ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + \ + ADF_RING_CSR_RING_CONFIG + ((ring) << 2)) +#define WRITE_CSR_RING_CONFIG(csr_base_addr, bank, ring, value) \ + ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + \ + ADF_RING_CSR_RING_CONFIG + ((ring) << 2), value) +#define WRITE_CSR_RING_BASE(csr_base_addr, bank, ring, value) \ +do { \ + void __iomem *_csr_base_addr = csr_base_addr; \ + u32 _bank = bank; \ + u32 _ring = ring; \ + dma_addr_t _value = value; \ + u32 l_base = 0, u_base = 0; \ + l_base = lower_32_bits(_value); \ + u_base = upper_32_bits(_value); \ + ADF_CSR_WR((_csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (_bank) + \ + ADF_RING_CSR_RING_LBASE + ((_ring) << 2), l_base); \ + ADF_CSR_WR((_csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (_bank) + \ + ADF_RING_CSR_RING_UBASE + ((_ring) << 2), u_base); \ +} while (0) + +static inline u64 read_base(void __iomem *csr_base_addr, u32 bank, u32 ring) +{ + u32 l_base, u_base; + + /* + * Use special IO wrapper for ring base as LBASE and UBASE are + * not physically contigious + */ + l_base = ADF_CSR_RD(csr_base_addr, (ADF_RING_BUNDLE_SIZE * bank) + + ADF_RING_CSR_RING_LBASE + (ring << 2)); + u_base = ADF_CSR_RD(csr_base_addr, (ADF_RING_BUNDLE_SIZE * bank) + + ADF_RING_CSR_RING_UBASE + (ring << 2)); + + return (u64)u_base << 32 | (u64)l_base; +} + +#define READ_CSR_RING_BASE(csr_base_addr, bank, ring) \ + read_base((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, (bank), (ring)) + +#define WRITE_CSR_RING_HEAD(csr_base_addr, bank, ring, value) \ + ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + \ + ADF_RING_CSR_RING_HEAD + ((ring) << 2), value) +#define WRITE_CSR_RING_TAIL(csr_base_addr, bank, ring, value) \ + ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + \ + ADF_RING_CSR_RING_TAIL + ((ring) << 2), value) +#define READ_CSR_INT_EN(csr_base_addr, bank) \ + ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_INT_FLAG_EN) +#define WRITE_CSR_INT_EN(csr_base_addr, bank, value) \ + ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + \ + ADF_RING_CSR_INT_FLAG_EN, (value)) +#define READ_CSR_INT_FLAG(csr_base_addr, bank) \ + ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_INT_FLAG) +#define WRITE_CSR_INT_FLAG(csr_base_addr, bank, value) \ + ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + \ + ADF_RING_CSR_INT_FLAG, (value)) +#define READ_CSR_INT_SRCSEL(csr_base_addr, bank) \ + ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_INT_SRCSEL) +#define WRITE_CSR_INT_SRCSEL(csr_base_addr, bank) \ + ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + \ + ADF_RING_CSR_INT_SRCSEL, ADF_BANK_INT_SRC_SEL_MASK) +#define WRITE_CSR_INT_SRCSEL_W_VAL(csr_base_addr, bank, value) \ + ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + \ + ADF_RING_CSR_INT_SRCSEL, (value)) +#define READ_CSR_INT_COL_EN(csr_base_addr, bank) \ + ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_INT_COL_EN) +#define WRITE_CSR_INT_COL_EN(csr_base_addr, bank, value) \ + ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + \ + ADF_RING_CSR_INT_COL_EN, (value)) +#define READ_CSR_INT_COL_CTL(csr_base_addr, bank) \ + ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_INT_COL_CTL) +#define WRITE_CSR_INT_COL_CTL(csr_base_addr, bank, value) \ + ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + \ + ADF_RING_CSR_INT_COL_CTL, \ + ADF_RING_CSR_INT_COL_CTL_ENABLE | (value)) +#define READ_CSR_INT_FLAG_AND_COL(csr_base_addr, bank) \ + ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + \ + ADF_RING_CSR_INT_FLAG_AND_COL) +#define WRITE_CSR_INT_FLAG_AND_COL(csr_base_addr, bank, value) \ + ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + \ + ADF_RING_CSR_INT_FLAG_AND_COL, (value)) + +#define READ_CSR_RING_SRV_ARB_EN(csr_base_addr, bank) \ + ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + \ + ADF_RING_CSR_RING_SRV_ARB_EN) +#define WRITE_CSR_RING_SRV_ARB_EN(csr_base_addr, bank, value) \ + ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ + ADF_RING_BUNDLE_SIZE * (bank) + \ + ADF_RING_CSR_RING_SRV_ARB_EN, (value)) + +void adf_gen4_init_hw_csr_ops(struct adf_hw_csr_ops *csr_ops); + +#endif diff --git a/drivers/crypto/intel/qat/qat_common/adf_gen4_hw_data.c b/drivers/crypto/intel/qat/qat_common/adf_gen4_hw_data.c index d28e192194..41a0979e68 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_gen4_hw_data.c +++ b/drivers/crypto/intel/qat/qat_common/adf_gen4_hw_data.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only) /* Copyright(c) 2020 Intel Corporation */ #include <linux/iopoll.h> +#include <asm/div64.h> #include "adf_accel_devices.h" #include "adf_cfg_services.h" #include "adf_common_drv.h" @@ -8,103 +9,6 @@ #include "adf_gen4_hw_data.h" #include "adf_gen4_pm.h" -static u64 build_csr_ring_base_addr(dma_addr_t addr, u32 size) -{ - return BUILD_RING_BASE_ADDR(addr, size); -} - -static u32 read_csr_ring_head(void __iomem *csr_base_addr, u32 bank, u32 ring) -{ - return READ_CSR_RING_HEAD(csr_base_addr, bank, ring); -} - -static void write_csr_ring_head(void __iomem *csr_base_addr, u32 bank, u32 ring, - u32 value) -{ - WRITE_CSR_RING_HEAD(csr_base_addr, bank, ring, value); -} - -static u32 read_csr_ring_tail(void __iomem *csr_base_addr, u32 bank, u32 ring) -{ - return READ_CSR_RING_TAIL(csr_base_addr, bank, ring); -} - -static void write_csr_ring_tail(void __iomem *csr_base_addr, u32 bank, u32 ring, - u32 value) -{ - WRITE_CSR_RING_TAIL(csr_base_addr, bank, ring, value); -} - -static u32 read_csr_e_stat(void __iomem *csr_base_addr, u32 bank) -{ - return READ_CSR_E_STAT(csr_base_addr, bank); -} - -static void write_csr_ring_config(void __iomem *csr_base_addr, u32 bank, u32 ring, - u32 value) -{ - WRITE_CSR_RING_CONFIG(csr_base_addr, bank, ring, value); -} - -static void write_csr_ring_base(void __iomem *csr_base_addr, u32 bank, u32 ring, - dma_addr_t addr) -{ - WRITE_CSR_RING_BASE(csr_base_addr, bank, ring, addr); -} - -static void write_csr_int_flag(void __iomem *csr_base_addr, u32 bank, - u32 value) -{ - WRITE_CSR_INT_FLAG(csr_base_addr, bank, value); -} - -static void write_csr_int_srcsel(void __iomem *csr_base_addr, u32 bank) -{ - WRITE_CSR_INT_SRCSEL(csr_base_addr, bank); -} - -static void write_csr_int_col_en(void __iomem *csr_base_addr, u32 bank, u32 value) -{ - WRITE_CSR_INT_COL_EN(csr_base_addr, bank, value); -} - -static void write_csr_int_col_ctl(void __iomem *csr_base_addr, u32 bank, - u32 value) -{ - WRITE_CSR_INT_COL_CTL(csr_base_addr, bank, value); -} - -static void write_csr_int_flag_and_col(void __iomem *csr_base_addr, u32 bank, - u32 value) -{ - WRITE_CSR_INT_FLAG_AND_COL(csr_base_addr, bank, value); -} - -static void write_csr_ring_srv_arb_en(void __iomem *csr_base_addr, u32 bank, - u32 value) -{ - WRITE_CSR_RING_SRV_ARB_EN(csr_base_addr, bank, value); -} - -void adf_gen4_init_hw_csr_ops(struct adf_hw_csr_ops *csr_ops) -{ - csr_ops->build_csr_ring_base_addr = build_csr_ring_base_addr; - csr_ops->read_csr_ring_head = read_csr_ring_head; - csr_ops->write_csr_ring_head = write_csr_ring_head; - csr_ops->read_csr_ring_tail = read_csr_ring_tail; - csr_ops->write_csr_ring_tail = write_csr_ring_tail; - csr_ops->read_csr_e_stat = read_csr_e_stat; - csr_ops->write_csr_ring_config = write_csr_ring_config; - csr_ops->write_csr_ring_base = write_csr_ring_base; - csr_ops->write_csr_int_flag = write_csr_int_flag; - csr_ops->write_csr_int_srcsel = write_csr_int_srcsel; - csr_ops->write_csr_int_col_en = write_csr_int_col_en; - csr_ops->write_csr_int_col_ctl = write_csr_int_col_ctl; - csr_ops->write_csr_int_flag_and_col = write_csr_int_flag_and_col; - csr_ops->write_csr_ring_srv_arb_en = write_csr_ring_srv_arb_en; -} -EXPORT_SYMBOL_GPL(adf_gen4_init_hw_csr_ops); - u32 adf_gen4_get_accel_mask(struct adf_hw_device_data *self) { return ADF_GEN4_ACCELERATORS_MASK; @@ -321,8 +225,7 @@ static int reset_ring_pair(void __iomem *csr, u32 bank_number) int adf_gen4_ring_pair_reset(struct adf_accel_dev *accel_dev, u32 bank_number) { struct adf_hw_device_data *hw_data = accel_dev->hw_device; - u32 etr_bar_id = hw_data->get_etr_bar_id(hw_data); - void __iomem *csr; + void __iomem *csr = adf_get_etr_base(accel_dev); int ret; if (bank_number >= hw_data->num_banks) @@ -331,7 +234,6 @@ int adf_gen4_ring_pair_reset(struct adf_accel_dev *accel_dev, u32 bank_number) dev_dbg(&GET_DEV(accel_dev), "ring pair reset for bank:%d\n", bank_number); - csr = (&GET_BARS(accel_dev)[etr_bar_id])->virt_addr; ret = reset_ring_pair(csr, bank_number); if (ret) dev_err(&GET_DEV(accel_dev), @@ -489,3 +391,281 @@ set_mask: return ring_to_svc_map; } EXPORT_SYMBOL_GPL(adf_gen4_get_ring_to_svc_map); + +/* + * adf_gen4_bank_quiesce_coal_timer() - quiesce bank coalesced interrupt timer + * @accel_dev: Pointer to the device structure + * @bank_idx: Offset to the bank within this device + * @timeout_ms: Timeout in milliseconds for the operation + * + * This function tries to quiesce the coalesced interrupt timer of a bank if + * it has been enabled and triggered. + * + * Returns 0 on success, error code otherwise + * + */ +int adf_gen4_bank_quiesce_coal_timer(struct adf_accel_dev *accel_dev, + u32 bank_idx, int timeout_ms) +{ + struct adf_hw_device_data *hw_data = GET_HW_DATA(accel_dev); + struct adf_hw_csr_ops *csr_ops = GET_CSR_OPS(accel_dev); + void __iomem *csr_misc = adf_get_pmisc_base(accel_dev); + void __iomem *csr_etr = adf_get_etr_base(accel_dev); + u32 int_col_ctl, int_col_mask, int_col_en; + u32 e_stat, intsrc; + u64 wait_us; + int ret; + + if (timeout_ms < 0) + return -EINVAL; + + int_col_ctl = csr_ops->read_csr_int_col_ctl(csr_etr, bank_idx); + int_col_mask = csr_ops->get_int_col_ctl_enable_mask(); + if (!(int_col_ctl & int_col_mask)) + return 0; + + int_col_en = csr_ops->read_csr_int_col_en(csr_etr, bank_idx); + int_col_en &= BIT(ADF_WQM_CSR_RP_IDX_RX); + + e_stat = csr_ops->read_csr_e_stat(csr_etr, bank_idx); + if (!(~e_stat & int_col_en)) + return 0; + + wait_us = 2 * ((int_col_ctl & ~int_col_mask) << 8) * USEC_PER_SEC; + do_div(wait_us, hw_data->clock_frequency); + wait_us = min(wait_us, (u64)timeout_ms * USEC_PER_MSEC); + dev_dbg(&GET_DEV(accel_dev), + "wait for bank %d - coalesced timer expires in %llu us (max=%u ms estat=0x%x intcolen=0x%x)\n", + bank_idx, wait_us, timeout_ms, e_stat, int_col_en); + + ret = read_poll_timeout(ADF_CSR_RD, intsrc, intsrc, + ADF_COALESCED_POLL_DELAY_US, wait_us, true, + csr_misc, ADF_WQM_CSR_RPINTSOU(bank_idx)); + if (ret) + dev_warn(&GET_DEV(accel_dev), + "coalesced timer for bank %d expired (%llu us)\n", + bank_idx, wait_us); + + return ret; +} +EXPORT_SYMBOL_GPL(adf_gen4_bank_quiesce_coal_timer); + +static int drain_bank(void __iomem *csr, u32 bank_number, int timeout_us) +{ + u32 status; + + ADF_CSR_WR(csr, ADF_WQM_CSR_RPRESETCTL(bank_number), + ADF_WQM_CSR_RPRESETCTL_DRAIN); + + return read_poll_timeout(ADF_CSR_RD, status, + status & ADF_WQM_CSR_RPRESETSTS_STATUS, + ADF_RPRESET_POLL_DELAY_US, timeout_us, true, + csr, ADF_WQM_CSR_RPRESETSTS(bank_number)); +} + +void adf_gen4_bank_drain_finish(struct adf_accel_dev *accel_dev, + u32 bank_number) +{ + void __iomem *csr = adf_get_etr_base(accel_dev); + + ADF_CSR_WR(csr, ADF_WQM_CSR_RPRESETSTS(bank_number), + ADF_WQM_CSR_RPRESETSTS_STATUS); +} + +int adf_gen4_bank_drain_start(struct adf_accel_dev *accel_dev, + u32 bank_number, int timeout_us) +{ + void __iomem *csr = adf_get_etr_base(accel_dev); + int ret; + + dev_dbg(&GET_DEV(accel_dev), "Drain bank %d\n", bank_number); + + ret = drain_bank(csr, bank_number, timeout_us); + if (ret) + dev_err(&GET_DEV(accel_dev), "Bank drain failed (timeout)\n"); + else + dev_dbg(&GET_DEV(accel_dev), "Bank drain successful\n"); + + return ret; +} + +static void bank_state_save(struct adf_hw_csr_ops *ops, void __iomem *base, + u32 bank, struct bank_state *state, u32 num_rings) +{ + u32 i; + + state->ringstat0 = ops->read_csr_stat(base, bank); + state->ringuostat = ops->read_csr_uo_stat(base, bank); + state->ringestat = ops->read_csr_e_stat(base, bank); + state->ringnestat = ops->read_csr_ne_stat(base, bank); + state->ringnfstat = ops->read_csr_nf_stat(base, bank); + state->ringfstat = ops->read_csr_f_stat(base, bank); + state->ringcstat0 = ops->read_csr_c_stat(base, bank); + state->iaintflagen = ops->read_csr_int_en(base, bank); + state->iaintflagreg = ops->read_csr_int_flag(base, bank); + state->iaintflagsrcsel0 = ops->read_csr_int_srcsel(base, bank); + state->iaintcolen = ops->read_csr_int_col_en(base, bank); + state->iaintcolctl = ops->read_csr_int_col_ctl(base, bank); + state->iaintflagandcolen = ops->read_csr_int_flag_and_col(base, bank); + state->ringexpstat = ops->read_csr_exp_stat(base, bank); + state->ringexpintenable = ops->read_csr_exp_int_en(base, bank); + state->ringsrvarben = ops->read_csr_ring_srv_arb_en(base, bank); + + for (i = 0; i < num_rings; i++) { + state->rings[i].head = ops->read_csr_ring_head(base, bank, i); + state->rings[i].tail = ops->read_csr_ring_tail(base, bank, i); + state->rings[i].config = ops->read_csr_ring_config(base, bank, i); + state->rings[i].base = ops->read_csr_ring_base(base, bank, i); + } +} + +#define CHECK_STAT(op, expect_val, name, args...) \ +({ \ + u32 __expect_val = (expect_val); \ + u32 actual_val = op(args); \ + (__expect_val == actual_val) ? 0 : \ + (pr_err("QAT: Fail to restore %s register. Expected 0x%x, actual 0x%x\n", \ + name, __expect_val, actual_val), -EINVAL); \ +}) + +static int bank_state_restore(struct adf_hw_csr_ops *ops, void __iomem *base, + u32 bank, struct bank_state *state, u32 num_rings, + int tx_rx_gap) +{ + u32 val, tmp_val, i; + int ret; + + for (i = 0; i < num_rings; i++) + ops->write_csr_ring_base(base, bank, i, state->rings[i].base); + + for (i = 0; i < num_rings; i++) + ops->write_csr_ring_config(base, bank, i, state->rings[i].config); + + for (i = 0; i < num_rings / 2; i++) { + int tx = i * (tx_rx_gap + 1); + int rx = tx + tx_rx_gap; + + ops->write_csr_ring_head(base, bank, tx, state->rings[tx].head); + ops->write_csr_ring_tail(base, bank, tx, state->rings[tx].tail); + + /* + * The TX ring head needs to be updated again to make sure that + * the HW will not consider the ring as full when it is empty + * and the correct state flags are set to match the recovered state. + */ + if (state->ringestat & BIT(tx)) { + val = ops->read_csr_int_srcsel(base, bank); + val |= ADF_RP_INT_SRC_SEL_F_RISE_MASK; + ops->write_csr_int_srcsel_w_val(base, bank, val); + ops->write_csr_ring_head(base, bank, tx, state->rings[tx].head); + } + + ops->write_csr_ring_tail(base, bank, rx, state->rings[rx].tail); + val = ops->read_csr_int_srcsel(base, bank); + val |= ADF_RP_INT_SRC_SEL_F_RISE_MASK << ADF_RP_INT_SRC_SEL_RANGE_WIDTH; + ops->write_csr_int_srcsel_w_val(base, bank, val); + + ops->write_csr_ring_head(base, bank, rx, state->rings[rx].head); + val = ops->read_csr_int_srcsel(base, bank); + val |= ADF_RP_INT_SRC_SEL_F_FALL_MASK << ADF_RP_INT_SRC_SEL_RANGE_WIDTH; + ops->write_csr_int_srcsel_w_val(base, bank, val); + + /* + * The RX ring tail needs to be updated again to make sure that + * the HW will not consider the ring as empty when it is full + * and the correct state flags are set to match the recovered state. + */ + if (state->ringfstat & BIT(rx)) + ops->write_csr_ring_tail(base, bank, rx, state->rings[rx].tail); + } + + ops->write_csr_int_flag_and_col(base, bank, state->iaintflagandcolen); + ops->write_csr_int_en(base, bank, state->iaintflagen); + ops->write_csr_int_col_en(base, bank, state->iaintcolen); + ops->write_csr_int_srcsel_w_val(base, bank, state->iaintflagsrcsel0); + ops->write_csr_exp_int_en(base, bank, state->ringexpintenable); + ops->write_csr_int_col_ctl(base, bank, state->iaintcolctl); + ops->write_csr_ring_srv_arb_en(base, bank, state->ringsrvarben); + + /* Check that all ring statuses match the saved state. */ + ret = CHECK_STAT(ops->read_csr_stat, state->ringstat0, "ringstat", + base, bank); + if (ret) + return ret; + + ret = CHECK_STAT(ops->read_csr_e_stat, state->ringestat, "ringestat", + base, bank); + if (ret) + return ret; + + ret = CHECK_STAT(ops->read_csr_ne_stat, state->ringnestat, "ringnestat", + base, bank); + if (ret) + return ret; + + ret = CHECK_STAT(ops->read_csr_nf_stat, state->ringnfstat, "ringnfstat", + base, bank); + if (ret) + return ret; + + ret = CHECK_STAT(ops->read_csr_f_stat, state->ringfstat, "ringfstat", + base, bank); + if (ret) + return ret; + + ret = CHECK_STAT(ops->read_csr_c_stat, state->ringcstat0, "ringcstat", + base, bank); + if (ret) + return ret; + + tmp_val = ops->read_csr_exp_stat(base, bank); + val = state->ringexpstat; + if (tmp_val && !val) { + pr_err("QAT: Bank was restored with exception: 0x%x\n", val); + return -EINVAL; + } + + return 0; +} + +int adf_gen4_bank_state_save(struct adf_accel_dev *accel_dev, u32 bank_number, + struct bank_state *state) +{ + struct adf_hw_device_data *hw_data = GET_HW_DATA(accel_dev); + struct adf_hw_csr_ops *csr_ops = GET_CSR_OPS(accel_dev); + void __iomem *csr_base = adf_get_etr_base(accel_dev); + + if (bank_number >= hw_data->num_banks || !state) + return -EINVAL; + + dev_dbg(&GET_DEV(accel_dev), "Saving state of bank %d\n", bank_number); + + bank_state_save(csr_ops, csr_base, bank_number, state, + hw_data->num_rings_per_bank); + + return 0; +} +EXPORT_SYMBOL_GPL(adf_gen4_bank_state_save); + +int adf_gen4_bank_state_restore(struct adf_accel_dev *accel_dev, u32 bank_number, + struct bank_state *state) +{ + struct adf_hw_device_data *hw_data = GET_HW_DATA(accel_dev); + struct adf_hw_csr_ops *csr_ops = GET_CSR_OPS(accel_dev); + void __iomem *csr_base = adf_get_etr_base(accel_dev); + int ret; + + if (bank_number >= hw_data->num_banks || !state) + return -EINVAL; + + dev_dbg(&GET_DEV(accel_dev), "Restoring state of bank %d\n", bank_number); + + ret = bank_state_restore(csr_ops, csr_base, bank_number, state, + hw_data->num_rings_per_bank, hw_data->tx_rx_gap); + if (ret) + dev_err(&GET_DEV(accel_dev), + "Unable to restore state of bank %d\n", bank_number); + + return ret; +} +EXPORT_SYMBOL_GPL(adf_gen4_bank_state_restore); diff --git a/drivers/crypto/intel/qat/qat_common/adf_gen4_hw_data.h b/drivers/crypto/intel/qat/qat_common/adf_gen4_hw_data.h index c6e80df5a8..8b10926ced 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_gen4_hw_data.h +++ b/drivers/crypto/intel/qat/qat_common/adf_gen4_hw_data.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only) */ /* Copyright(c) 2020 Intel Corporation */ -#ifndef ADF_GEN4_HW_CSR_DATA_H_ -#define ADF_GEN4_HW_CSR_DATA_H_ +#ifndef ADF_GEN4_HW_DATA_H_ +#define ADF_GEN4_HW_DATA_H_ #include <linux/units.h> @@ -54,95 +54,6 @@ #define ADF_GEN4_ADMINMSGLR_OFFSET 0x500578 #define ADF_GEN4_MAILBOX_BASE_OFFSET 0x600970 -/* Transport access */ -#define ADF_BANK_INT_SRC_SEL_MASK 0x44UL -#define ADF_RING_CSR_RING_CONFIG 0x1000 -#define ADF_RING_CSR_RING_LBASE 0x1040 -#define ADF_RING_CSR_RING_UBASE 0x1080 -#define ADF_RING_CSR_RING_HEAD 0x0C0 -#define ADF_RING_CSR_RING_TAIL 0x100 -#define ADF_RING_CSR_E_STAT 0x14C -#define ADF_RING_CSR_INT_FLAG 0x170 -#define ADF_RING_CSR_INT_SRCSEL 0x174 -#define ADF_RING_CSR_INT_COL_CTL 0x180 -#define ADF_RING_CSR_INT_FLAG_AND_COL 0x184 -#define ADF_RING_CSR_INT_COL_CTL_ENABLE 0x80000000 -#define ADF_RING_CSR_INT_COL_EN 0x17C -#define ADF_RING_CSR_ADDR_OFFSET 0x100000 -#define ADF_RING_BUNDLE_SIZE 0x2000 - -#define BUILD_RING_BASE_ADDR(addr, size) \ - ((((addr) >> 6) & (GENMASK_ULL(63, 0) << (size))) << 6) -#define READ_CSR_RING_HEAD(csr_base_addr, bank, ring) \ - ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ - ADF_RING_BUNDLE_SIZE * (bank) + \ - ADF_RING_CSR_RING_HEAD + ((ring) << 2)) -#define READ_CSR_RING_TAIL(csr_base_addr, bank, ring) \ - ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ - ADF_RING_BUNDLE_SIZE * (bank) + \ - ADF_RING_CSR_RING_TAIL + ((ring) << 2)) -#define READ_CSR_E_STAT(csr_base_addr, bank) \ - ADF_CSR_RD((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ - ADF_RING_BUNDLE_SIZE * (bank) + ADF_RING_CSR_E_STAT) -#define WRITE_CSR_RING_CONFIG(csr_base_addr, bank, ring, value) \ - ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ - ADF_RING_BUNDLE_SIZE * (bank) + \ - ADF_RING_CSR_RING_CONFIG + ((ring) << 2), value) -#define WRITE_CSR_RING_BASE(csr_base_addr, bank, ring, value) \ -do { \ - void __iomem *_csr_base_addr = csr_base_addr; \ - u32 _bank = bank; \ - u32 _ring = ring; \ - dma_addr_t _value = value; \ - u32 l_base = 0, u_base = 0; \ - l_base = lower_32_bits(_value); \ - u_base = upper_32_bits(_value); \ - ADF_CSR_WR((_csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ - ADF_RING_BUNDLE_SIZE * (_bank) + \ - ADF_RING_CSR_RING_LBASE + ((_ring) << 2), l_base); \ - ADF_CSR_WR((_csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ - ADF_RING_BUNDLE_SIZE * (_bank) + \ - ADF_RING_CSR_RING_UBASE + ((_ring) << 2), u_base); \ -} while (0) - -#define WRITE_CSR_RING_HEAD(csr_base_addr, bank, ring, value) \ - ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ - ADF_RING_BUNDLE_SIZE * (bank) + \ - ADF_RING_CSR_RING_HEAD + ((ring) << 2), value) -#define WRITE_CSR_RING_TAIL(csr_base_addr, bank, ring, value) \ - ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ - ADF_RING_BUNDLE_SIZE * (bank) + \ - ADF_RING_CSR_RING_TAIL + ((ring) << 2), value) -#define WRITE_CSR_INT_FLAG(csr_base_addr, bank, value) \ - ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ - ADF_RING_BUNDLE_SIZE * (bank) + \ - ADF_RING_CSR_INT_FLAG, (value)) -#define WRITE_CSR_INT_SRCSEL(csr_base_addr, bank) \ - ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ - ADF_RING_BUNDLE_SIZE * (bank) + \ - ADF_RING_CSR_INT_SRCSEL, ADF_BANK_INT_SRC_SEL_MASK) -#define WRITE_CSR_INT_COL_EN(csr_base_addr, bank, value) \ - ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ - ADF_RING_BUNDLE_SIZE * (bank) + \ - ADF_RING_CSR_INT_COL_EN, (value)) -#define WRITE_CSR_INT_COL_CTL(csr_base_addr, bank, value) \ - ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ - ADF_RING_BUNDLE_SIZE * (bank) + \ - ADF_RING_CSR_INT_COL_CTL, \ - ADF_RING_CSR_INT_COL_CTL_ENABLE | (value)) -#define WRITE_CSR_INT_FLAG_AND_COL(csr_base_addr, bank, value) \ - ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ - ADF_RING_BUNDLE_SIZE * (bank) + \ - ADF_RING_CSR_INT_FLAG_AND_COL, (value)) - -/* Arbiter configuration */ -#define ADF_RING_CSR_RING_SRV_ARB_EN 0x19C - -#define WRITE_CSR_RING_SRV_ARB_EN(csr_base_addr, bank, value) \ - ADF_CSR_WR((csr_base_addr) + ADF_RING_CSR_ADDR_OFFSET, \ - ADF_RING_BUNDLE_SIZE * (bank) + \ - ADF_RING_CSR_RING_SRV_ARB_EN, (value)) - /* Default ring mapping */ #define ADF_GEN4_DEFAULT_RING_TO_SRV_MAP \ (ASYM << ADF_CFG_SERV_RING_PAIR_0_SHIFT | \ @@ -166,10 +77,20 @@ do { \ #define ADF_RPRESET_POLL_TIMEOUT_US (5 * USEC_PER_SEC) #define ADF_RPRESET_POLL_DELAY_US 20 #define ADF_WQM_CSR_RPRESETCTL_RESET BIT(0) +#define ADF_WQM_CSR_RPRESETCTL_DRAIN BIT(2) #define ADF_WQM_CSR_RPRESETCTL(bank) (0x6000 + ((bank) << 3)) #define ADF_WQM_CSR_RPRESETSTS_STATUS BIT(0) #define ADF_WQM_CSR_RPRESETSTS(bank) (ADF_WQM_CSR_RPRESETCTL(bank) + 4) +/* Ring interrupt */ +#define ADF_RP_INT_SRC_SEL_F_RISE_MASK BIT(2) +#define ADF_RP_INT_SRC_SEL_F_FALL_MASK GENMASK(2, 0) +#define ADF_RP_INT_SRC_SEL_RANGE_WIDTH 4 +#define ADF_COALESCED_POLL_TIMEOUT_US (1 * USEC_PER_SEC) +#define ADF_COALESCED_POLL_DELAY_US 1000 +#define ADF_WQM_CSR_RPINTSOU(bank) (0x200000 + ((bank) << 12)) +#define ADF_WQM_CSR_RP_IDX_RX 1 + /* Error source registers */ #define ADF_GEN4_ERRSOU0 (0x41A200) #define ADF_GEN4_ERRSOU1 (0x41A204) @@ -197,6 +118,19 @@ do { \ /* Arbiter threads mask with error value */ #define ADF_GEN4_ENA_THD_MASK_ERROR GENMASK(ADF_NUM_THREADS_PER_AE, 0) +/* PF2VM communication channel */ +#define ADF_GEN4_PF2VM_OFFSET(i) (0x40B010 + (i) * 0x20) +#define ADF_GEN4_VM2PF_OFFSET(i) (0x40B014 + (i) * 0x20) +#define ADF_GEN4_VINTMSKPF2VM_OFFSET(i) (0x40B00C + (i) * 0x20) +#define ADF_GEN4_VINTSOUPF2VM_OFFSET(i) (0x40B008 + (i) * 0x20) +#define ADF_GEN4_VINTMSK_OFFSET(i) (0x40B004 + (i) * 0x20) +#define ADF_GEN4_VINTSOU_OFFSET(i) (0x40B000 + (i) * 0x20) + +struct adf_gen4_vfmig { + struct adf_mstate_mgr *mstate_mgr; + bool bank_stopped[ADF_GEN4_NUM_BANKS_PER_VF]; +}; + void adf_gen4_set_ssm_wdtimer(struct adf_accel_dev *accel_dev); enum icp_qat_gen4_slice_mask { @@ -230,11 +164,20 @@ u32 adf_gen4_get_num_aes(struct adf_hw_device_data *self); enum dev_sku_info adf_gen4_get_sku(struct adf_hw_device_data *self); u32 adf_gen4_get_sram_bar_id(struct adf_hw_device_data *self); int adf_gen4_init_device(struct adf_accel_dev *accel_dev); -void adf_gen4_init_hw_csr_ops(struct adf_hw_csr_ops *csr_ops); int adf_gen4_ring_pair_reset(struct adf_accel_dev *accel_dev, u32 bank_number); void adf_gen4_set_msix_default_rttable(struct adf_accel_dev *accel_dev); void adf_gen4_set_ssm_wdtimer(struct adf_accel_dev *accel_dev); int adf_gen4_init_thd2arb_map(struct adf_accel_dev *accel_dev); u16 adf_gen4_get_ring_to_svc_map(struct adf_accel_dev *accel_dev); +int adf_gen4_bank_quiesce_coal_timer(struct adf_accel_dev *accel_dev, + u32 bank_idx, int timeout_ms); +int adf_gen4_bank_drain_start(struct adf_accel_dev *accel_dev, + u32 bank_number, int timeout_us); +void adf_gen4_bank_drain_finish(struct adf_accel_dev *accel_dev, + u32 bank_number); +int adf_gen4_bank_state_save(struct adf_accel_dev *accel_dev, u32 bank_number, + struct bank_state *state); +int adf_gen4_bank_state_restore(struct adf_accel_dev *accel_dev, + u32 bank_number, struct bank_state *state); #endif diff --git a/drivers/crypto/intel/qat/qat_common/adf_gen4_pfvf.c b/drivers/crypto/intel/qat/qat_common/adf_gen4_pfvf.c index 8e8efe93f3..21474d402d 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_gen4_pfvf.c +++ b/drivers/crypto/intel/qat/qat_common/adf_gen4_pfvf.c @@ -6,12 +6,10 @@ #include "adf_accel_devices.h" #include "adf_common_drv.h" #include "adf_gen4_pfvf.h" +#include "adf_gen4_hw_data.h" #include "adf_pfvf_pf_proto.h" #include "adf_pfvf_utils.h" -#define ADF_4XXX_PF2VM_OFFSET(i) (0x40B010 + ((i) * 0x20)) -#define ADF_4XXX_VM2PF_OFFSET(i) (0x40B014 + ((i) * 0x20)) - /* VF2PF interrupt source registers */ #define ADF_4XXX_VM2PF_SOU 0x41A180 #define ADF_4XXX_VM2PF_MSK 0x41A1C0 @@ -29,12 +27,12 @@ static const struct pfvf_csr_format csr_gen4_fmt = { static u32 adf_gen4_pf_get_pf2vf_offset(u32 i) { - return ADF_4XXX_PF2VM_OFFSET(i); + return ADF_GEN4_PF2VM_OFFSET(i); } static u32 adf_gen4_pf_get_vf2pf_offset(u32 i) { - return ADF_4XXX_VM2PF_OFFSET(i); + return ADF_GEN4_VM2PF_OFFSET(i); } static void adf_gen4_enable_vf2pf_interrupts(void __iomem *pmisc_addr, u32 vf_mask) diff --git a/drivers/crypto/intel/qat/qat_common/adf_gen4_tl.c b/drivers/crypto/intel/qat/qat_common/adf_gen4_tl.c index 7fc7a77f6a..c7ad8cf078 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_gen4_tl.c +++ b/drivers/crypto/intel/qat/qat_common/adf_gen4_tl.c @@ -149,5 +149,6 @@ void adf_gen4_init_tl_data(struct adf_tl_hw_data *tl_data) tl_data->sl_exec_counters = sl_exec_counters; tl_data->rp_counters = rp_counters; tl_data->num_rp_counters = ARRAY_SIZE(rp_counters); + tl_data->max_sl_cnt = ADF_GEN4_TL_MAX_SLICES_PER_TYPE; } EXPORT_SYMBOL_GPL(adf_gen4_init_tl_data); diff --git a/drivers/crypto/intel/qat/qat_common/adf_gen4_vf_mig.c b/drivers/crypto/intel/qat/qat_common/adf_gen4_vf_mig.c new file mode 100644 index 0000000000..a62eb5e8db --- /dev/null +++ b/drivers/crypto/intel/qat/qat_common/adf_gen4_vf_mig.c @@ -0,0 +1,1010 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* Copyright(c) 2024 Intel Corporation */ +#include <linux/delay.h> +#include <linux/dev_printk.h> +#include <linux/kernel.h> +#include <linux/slab.h> +#include <linux/string.h> +#include <linux/types.h> +#include <asm/errno.h> + +#include "adf_accel_devices.h" +#include "adf_common_drv.h" +#include "adf_gen4_hw_data.h" +#include "adf_gen4_pfvf.h" +#include "adf_pfvf_utils.h" +#include "adf_mstate_mgr.h" +#include "adf_gen4_vf_mig.h" + +#define ADF_GEN4_VF_MSTATE_SIZE 4096 +#define ADF_GEN4_PFVF_RSP_TIMEOUT_US 5000 + +static int adf_gen4_vfmig_save_setup(struct qat_mig_dev *mdev); +static int adf_gen4_vfmig_load_setup(struct qat_mig_dev *mdev, int len); + +static int adf_gen4_vfmig_init_device(struct qat_mig_dev *mdev) +{ + u8 *state; + + state = kmalloc(ADF_GEN4_VF_MSTATE_SIZE, GFP_KERNEL); + if (!state) + return -ENOMEM; + + mdev->state = state; + mdev->state_size = ADF_GEN4_VF_MSTATE_SIZE; + mdev->setup_size = 0; + mdev->remote_setup_size = 0; + + return 0; +} + +static void adf_gen4_vfmig_cleanup_device(struct qat_mig_dev *mdev) +{ + kfree(mdev->state); + mdev->state = NULL; +} + +static void adf_gen4_vfmig_reset_device(struct qat_mig_dev *mdev) +{ + mdev->setup_size = 0; + mdev->remote_setup_size = 0; +} + +static int adf_gen4_vfmig_open_device(struct qat_mig_dev *mdev) +{ + struct adf_accel_dev *accel_dev = mdev->parent_accel_dev; + struct adf_accel_vf_info *vf_info; + struct adf_gen4_vfmig *vfmig; + + vf_info = &accel_dev->pf.vf_info[mdev->vf_id]; + + vfmig = kzalloc(sizeof(*vfmig), GFP_KERNEL); + if (!vfmig) + return -ENOMEM; + + vfmig->mstate_mgr = adf_mstate_mgr_new(mdev->state, mdev->state_size); + if (!vfmig->mstate_mgr) { + kfree(vfmig); + return -ENOMEM; + } + vf_info->mig_priv = vfmig; + mdev->setup_size = 0; + mdev->remote_setup_size = 0; + + return 0; +} + +static void adf_gen4_vfmig_close_device(struct qat_mig_dev *mdev) +{ + struct adf_accel_dev *accel_dev = mdev->parent_accel_dev; + struct adf_accel_vf_info *vf_info; + struct adf_gen4_vfmig *vfmig; + + vf_info = &accel_dev->pf.vf_info[mdev->vf_id]; + if (vf_info->mig_priv) { + vfmig = vf_info->mig_priv; + adf_mstate_mgr_destroy(vfmig->mstate_mgr); + kfree(vfmig); + vf_info->mig_priv = NULL; + } +} + +static int adf_gen4_vfmig_suspend_device(struct qat_mig_dev *mdev) +{ + struct adf_accel_dev *accel_dev = mdev->parent_accel_dev; + struct adf_hw_device_data *hw_data = accel_dev->hw_device; + struct adf_accel_vf_info *vf_info; + struct adf_gen4_vfmig *vf_mig; + u32 vf_nr = mdev->vf_id; + int ret, i; + + vf_info = &accel_dev->pf.vf_info[vf_nr]; + vf_mig = vf_info->mig_priv; + + /* Stop all inflight jobs */ + for (i = 0; i < hw_data->num_banks_per_vf; i++) { + u32 pf_bank_nr = i + vf_nr * hw_data->num_banks_per_vf; + + ret = adf_gen4_bank_drain_start(accel_dev, pf_bank_nr, + ADF_RPRESET_POLL_TIMEOUT_US); + if (ret) { + dev_err(&GET_DEV(accel_dev), + "Failed to drain bank %d for vf_nr %d\n", i, + vf_nr); + return ret; + } + vf_mig->bank_stopped[i] = true; + + adf_gen4_bank_quiesce_coal_timer(accel_dev, pf_bank_nr, + ADF_COALESCED_POLL_TIMEOUT_US); + } + + return 0; +} + +static int adf_gen4_vfmig_resume_device(struct qat_mig_dev *mdev) +{ + struct adf_accel_dev *accel_dev = mdev->parent_accel_dev; + struct adf_hw_device_data *hw_data = accel_dev->hw_device; + struct adf_accel_vf_info *vf_info; + struct adf_gen4_vfmig *vf_mig; + u32 vf_nr = mdev->vf_id; + int i; + + vf_info = &accel_dev->pf.vf_info[vf_nr]; + vf_mig = vf_info->mig_priv; + + for (i = 0; i < hw_data->num_banks_per_vf; i++) { + u32 pf_bank_nr = i + vf_nr * hw_data->num_banks_per_vf; + + if (vf_mig->bank_stopped[i]) { + adf_gen4_bank_drain_finish(accel_dev, pf_bank_nr); + vf_mig->bank_stopped[i] = false; + } + } + + return 0; +} + +struct adf_vf_bank_info { + struct adf_accel_dev *accel_dev; + u32 vf_nr; + u32 bank_nr; +}; + +struct mig_user_sla { + enum adf_base_services srv; + u64 rp_mask; + u32 cir; + u32 pir; +}; + +static int adf_mstate_sla_check(struct adf_mstate_mgr *sub_mgr, u8 *src_buf, + u32 src_size, void *opaque) +{ + struct adf_mstate_vreginfo _sinfo = { src_buf, src_size }; + struct adf_mstate_vreginfo *sinfo = &_sinfo, *dinfo = opaque; + u32 src_sla_cnt = sinfo->size / sizeof(struct mig_user_sla); + u32 dst_sla_cnt = dinfo->size / sizeof(struct mig_user_sla); + struct mig_user_sla *src_slas = sinfo->addr; + struct mig_user_sla *dst_slas = dinfo->addr; + int i, j; + + for (i = 0; i < src_sla_cnt; i++) { + for (j = 0; j < dst_sla_cnt; j++) { + if (src_slas[i].srv != dst_slas[j].srv || + src_slas[i].rp_mask != dst_slas[j].rp_mask) + continue; + + if (src_slas[i].cir > dst_slas[j].cir || + src_slas[i].pir > dst_slas[j].pir) { + pr_err("QAT: DST VF rate limiting mismatch.\n"); + return -EINVAL; + } + break; + } + + if (j == dst_sla_cnt) { + pr_err("QAT: SRC VF rate limiting mismatch - SRC srv %d and rp_mask 0x%llx.\n", + src_slas[i].srv, src_slas[i].rp_mask); + return -EINVAL; + } + } + + return 0; +} + +static inline int adf_mstate_check_cap_size(u32 src_sz, u32 dst_sz, u32 max_sz) +{ + if (src_sz > max_sz || dst_sz > max_sz) + return -EINVAL; + else + return 0; +} + +static int adf_mstate_compatver_check(struct adf_mstate_mgr *sub_mgr, + u8 *src_buf, u32 src_sz, void *opaque) +{ + struct adf_mstate_vreginfo *info = opaque; + u8 compat = 0; + u8 *pcompat; + + if (src_sz != info->size) { + pr_debug("QAT: State mismatch (compat version size), current %u, expected %u\n", + src_sz, info->size); + return -EINVAL; + } + + memcpy(info->addr, src_buf, info->size); + pcompat = info->addr; + if (*pcompat == 0) { + pr_warn("QAT: Unable to determine the version of VF\n"); + return 0; + } + + compat = adf_vf_compat_checker(*pcompat); + if (compat == ADF_PF2VF_VF_INCOMPATIBLE) { + pr_debug("QAT: SRC VF driver (ver=%u) is incompatible with DST PF driver (ver=%u)\n", + *pcompat, ADF_PFVF_COMPAT_THIS_VERSION); + return -EINVAL; + } + + if (compat == ADF_PF2VF_VF_COMPAT_UNKNOWN) + pr_debug("QAT: SRC VF driver (ver=%u) is newer than DST PF driver (ver=%u)\n", + *pcompat, ADF_PFVF_COMPAT_THIS_VERSION); + + return 0; +} + +/* + * adf_mstate_capmask_compare() - compare QAT device capability mask + * @sinfo: Pointer to source capability info + * @dinfo: Pointer to target capability info + * + * This function compares the capability mask between source VF and target VF + * + * Returns: 0 if target capability mask is identical to source capability mask, + * 1 if target mask can represent all the capabilities represented by source mask, + * -1 if target mask can't represent all the capabilities represented by source + * mask. + */ +static int adf_mstate_capmask_compare(struct adf_mstate_vreginfo *sinfo, + struct adf_mstate_vreginfo *dinfo) +{ + u64 src = 0, dst = 0; + + if (adf_mstate_check_cap_size(sinfo->size, dinfo->size, sizeof(u64))) { + pr_debug("QAT: Unexpected capability size %u %u %zu\n", + sinfo->size, dinfo->size, sizeof(u64)); + return -1; + } + + memcpy(&src, sinfo->addr, sinfo->size); + memcpy(&dst, dinfo->addr, dinfo->size); + + pr_debug("QAT: Check cap compatibility of cap %llu %llu\n", src, dst); + + if (src == dst) + return 0; + + if ((src | dst) == dst) + return 1; + + return -1; +} + +static int adf_mstate_capmask_superset(struct adf_mstate_mgr *sub_mgr, u8 *buf, + u32 size, void *opa) +{ + struct adf_mstate_vreginfo sinfo = { buf, size }; + + if (adf_mstate_capmask_compare(&sinfo, opa) >= 0) + return 0; + + return -EINVAL; +} + +static int adf_mstate_capmask_equal(struct adf_mstate_mgr *sub_mgr, u8 *buf, + u32 size, void *opa) +{ + struct adf_mstate_vreginfo sinfo = { buf, size }; + + if (adf_mstate_capmask_compare(&sinfo, opa) == 0) + return 0; + + return -EINVAL; +} + +static int adf_mstate_set_vreg(struct adf_mstate_mgr *sub_mgr, u8 *buf, + u32 size, void *opa) +{ + struct adf_mstate_vreginfo *info = opa; + + if (size != info->size) { + pr_debug("QAT: Unexpected cap size %u %u\n", size, info->size); + return -EINVAL; + } + memcpy(info->addr, buf, info->size); + + return 0; +} + +static u32 adf_gen4_vfmig_get_slas(struct adf_accel_dev *accel_dev, u32 vf_nr, + struct mig_user_sla *pmig_slas) +{ + struct adf_hw_device_data *hw_data = accel_dev->hw_device; + struct adf_rl *rl_data = accel_dev->rate_limiting; + struct rl_sla **sla_type_arr = NULL; + u64 rp_mask, rp_index; + u32 max_num_sla; + u32 sla_cnt = 0; + int i, j; + + if (!accel_dev->rate_limiting) + return 0; + + rp_index = vf_nr * hw_data->num_banks_per_vf; + max_num_sla = adf_rl_get_sla_arr_of_type(rl_data, RL_LEAF, &sla_type_arr); + + for (i = 0; i < max_num_sla; i++) { + if (!sla_type_arr[i]) + continue; + + rp_mask = 0; + for (j = 0; j < sla_type_arr[i]->ring_pairs_cnt; j++) + rp_mask |= BIT(sla_type_arr[i]->ring_pairs_ids[j]); + + if (rp_mask & GENMASK_ULL(rp_index + 3, rp_index)) { + pmig_slas->rp_mask = rp_mask; + pmig_slas->cir = sla_type_arr[i]->cir; + pmig_slas->pir = sla_type_arr[i]->pir; + pmig_slas->srv = sla_type_arr[i]->srv; + pmig_slas++; + sla_cnt++; + } + } + + return sla_cnt; +} + +static int adf_gen4_vfmig_load_etr_regs(struct adf_mstate_mgr *sub_mgr, + u8 *state, u32 size, void *opa) +{ + struct adf_vf_bank_info *vf_bank_info = opa; + struct adf_accel_dev *accel_dev = vf_bank_info->accel_dev; + struct adf_hw_device_data *hw_data = accel_dev->hw_device; + u32 pf_bank_nr; + int ret; + + pf_bank_nr = vf_bank_info->bank_nr + vf_bank_info->vf_nr * hw_data->num_banks_per_vf; + ret = hw_data->bank_state_restore(accel_dev, pf_bank_nr, + (struct bank_state *)state); + if (ret) { + dev_err(&GET_DEV(accel_dev), + "Failed to load regs for vf%d bank%d\n", + vf_bank_info->vf_nr, vf_bank_info->bank_nr); + return ret; + } + + return 0; +} + +static int adf_gen4_vfmig_load_etr_bank(struct adf_accel_dev *accel_dev, + u32 vf_nr, u32 bank_nr, + struct adf_mstate_mgr *mstate_mgr) +{ + struct adf_vf_bank_info vf_bank_info = {accel_dev, vf_nr, bank_nr}; + struct adf_mstate_sect_h *subsec, *l2_subsec; + struct adf_mstate_mgr sub_sects_mgr; + char bank_ids[ADF_MSTATE_ID_LEN]; + + snprintf(bank_ids, sizeof(bank_ids), ADF_MSTATE_BANK_IDX_IDS "%x", bank_nr); + subsec = adf_mstate_sect_lookup(mstate_mgr, bank_ids, NULL, NULL); + if (!subsec) { + dev_err(&GET_DEV(accel_dev), + "Failed to lookup sec %s for vf%d bank%d\n", + ADF_MSTATE_BANK_IDX_IDS, vf_nr, bank_nr); + return -EINVAL; + } + + adf_mstate_mgr_init_from_psect(&sub_sects_mgr, subsec); + l2_subsec = adf_mstate_sect_lookup(&sub_sects_mgr, ADF_MSTATE_ETR_REGS_IDS, + adf_gen4_vfmig_load_etr_regs, + &vf_bank_info); + if (!l2_subsec) { + dev_err(&GET_DEV(accel_dev), + "Failed to add sec %s for vf%d bank%d\n", + ADF_MSTATE_ETR_REGS_IDS, vf_nr, bank_nr); + return -EINVAL; + } + + return 0; +} + +static int adf_gen4_vfmig_load_etr(struct adf_accel_dev *accel_dev, u32 vf_nr) +{ + struct adf_accel_vf_info *vf_info = &accel_dev->pf.vf_info[vf_nr]; + struct adf_hw_device_data *hw_data = accel_dev->hw_device; + struct adf_gen4_vfmig *vfmig = vf_info->mig_priv; + struct adf_mstate_mgr *mstate_mgr = vfmig->mstate_mgr; + struct adf_mstate_mgr sub_sects_mgr; + struct adf_mstate_sect_h *subsec; + int ret, i; + + subsec = adf_mstate_sect_lookup(mstate_mgr, ADF_MSTATE_ETRB_IDS, NULL, + NULL); + if (!subsec) { + dev_err(&GET_DEV(accel_dev), "Failed to load sec %s\n", + ADF_MSTATE_ETRB_IDS); + return -EINVAL; + } + + adf_mstate_mgr_init_from_psect(&sub_sects_mgr, subsec); + for (i = 0; i < hw_data->num_banks_per_vf; i++) { + ret = adf_gen4_vfmig_load_etr_bank(accel_dev, vf_nr, i, + &sub_sects_mgr); + if (ret) + return ret; + } + + return 0; +} + +static int adf_gen4_vfmig_load_misc(struct adf_accel_dev *accel_dev, u32 vf_nr) +{ + struct adf_accel_vf_info *vf_info = &accel_dev->pf.vf_info[vf_nr]; + struct adf_gen4_vfmig *vfmig = vf_info->mig_priv; + void __iomem *csr = adf_get_pmisc_base(accel_dev); + struct adf_mstate_mgr *mstate_mgr = vfmig->mstate_mgr; + struct adf_mstate_sect_h *subsec, *l2_subsec; + struct adf_mstate_mgr sub_sects_mgr; + struct { + char *id; + u64 ofs; + } misc_states[] = { + {ADF_MSTATE_VINTMSK_IDS, ADF_GEN4_VINTMSK_OFFSET(vf_nr)}, + {ADF_MSTATE_VINTMSK_PF2VM_IDS, ADF_GEN4_VINTMSKPF2VM_OFFSET(vf_nr)}, + {ADF_MSTATE_PF2VM_IDS, ADF_GEN4_PF2VM_OFFSET(vf_nr)}, + {ADF_MSTATE_VM2PF_IDS, ADF_GEN4_VM2PF_OFFSET(vf_nr)}, + }; + int i; + + subsec = adf_mstate_sect_lookup(mstate_mgr, ADF_MSTATE_MISCB_IDS, NULL, + NULL); + if (!subsec) { + dev_err(&GET_DEV(accel_dev), "Failed to load sec %s\n", + ADF_MSTATE_MISCB_IDS); + return -EINVAL; + } + + adf_mstate_mgr_init_from_psect(&sub_sects_mgr, subsec); + for (i = 0; i < ARRAY_SIZE(misc_states); i++) { + struct adf_mstate_vreginfo info; + u32 regv; + + info.addr = ®v; + info.size = sizeof(regv); + l2_subsec = adf_mstate_sect_lookup(&sub_sects_mgr, + misc_states[i].id, + adf_mstate_set_vreg, + &info); + if (!l2_subsec) { + dev_err(&GET_DEV(accel_dev), + "Failed to load sec %s\n", misc_states[i].id); + return -EINVAL; + } + ADF_CSR_WR(csr, misc_states[i].ofs, regv); + } + + return 0; +} + +static int adf_gen4_vfmig_load_generic(struct adf_accel_dev *accel_dev, u32 vf_nr) +{ + struct adf_accel_vf_info *vf_info = &accel_dev->pf.vf_info[vf_nr]; + struct mig_user_sla dst_slas[RL_RP_CNT_PER_LEAF_MAX] = { }; + struct adf_gen4_vfmig *vfmig = vf_info->mig_priv; + struct adf_mstate_mgr *mstate_mgr = vfmig->mstate_mgr; + struct adf_mstate_sect_h *subsec, *l2_subsec; + struct adf_mstate_mgr sub_sects_mgr; + u32 dst_sla_cnt; + struct { + char *id; + int (*action)(struct adf_mstate_mgr *sub_mgr, u8 *buf, u32 size, void *opa); + struct adf_mstate_vreginfo info; + } gen_states[] = { + {ADF_MSTATE_IOV_INIT_IDS, adf_mstate_set_vreg, + {&vf_info->init, sizeof(vf_info->init)}}, + {ADF_MSTATE_COMPAT_VER_IDS, adf_mstate_compatver_check, + {&vf_info->vf_compat_ver, sizeof(vf_info->vf_compat_ver)}}, + {ADF_MSTATE_SLA_IDS, adf_mstate_sla_check, {dst_slas, 0}}, + }; + int i; + + subsec = adf_mstate_sect_lookup(mstate_mgr, ADF_MSTATE_GEN_IDS, NULL, NULL); + if (!subsec) { + dev_err(&GET_DEV(accel_dev), "Failed to load sec %s\n", + ADF_MSTATE_GEN_IDS); + return -EINVAL; + } + + adf_mstate_mgr_init_from_psect(&sub_sects_mgr, subsec); + for (i = 0; i < ARRAY_SIZE(gen_states); i++) { + if (gen_states[i].info.addr == dst_slas) { + dst_sla_cnt = adf_gen4_vfmig_get_slas(accel_dev, vf_nr, dst_slas); + gen_states[i].info.size = dst_sla_cnt * sizeof(struct mig_user_sla); + } + + l2_subsec = adf_mstate_sect_lookup(&sub_sects_mgr, + gen_states[i].id, + gen_states[i].action, + &gen_states[i].info); + if (!l2_subsec) { + dev_err(&GET_DEV(accel_dev), "Failed to load sec %s\n", + gen_states[i].id); + return -EINVAL; + } + } + + return 0; +} + +static int adf_gen4_vfmig_load_config(struct adf_accel_dev *accel_dev, u32 vf_nr) +{ + struct adf_accel_vf_info *vf_info = &accel_dev->pf.vf_info[vf_nr]; + struct adf_hw_device_data *hw_data = accel_dev->hw_device; + struct adf_gen4_vfmig *vfmig = vf_info->mig_priv; + struct adf_mstate_mgr *mstate_mgr = vfmig->mstate_mgr; + struct adf_mstate_sect_h *subsec, *l2_subsec; + struct adf_mstate_mgr sub_sects_mgr; + struct { + char *id; + int (*action)(struct adf_mstate_mgr *sub_mgr, u8 *buf, u32 size, void *opa); + struct adf_mstate_vreginfo info; + } setups[] = { + {ADF_MSTATE_GEN_CAP_IDS, adf_mstate_capmask_superset, + {&hw_data->accel_capabilities_mask, sizeof(hw_data->accel_capabilities_mask)}}, + {ADF_MSTATE_GEN_SVCMAP_IDS, adf_mstate_capmask_equal, + {&hw_data->ring_to_svc_map, sizeof(hw_data->ring_to_svc_map)}}, + {ADF_MSTATE_GEN_EXTDC_IDS, adf_mstate_capmask_superset, + {&hw_data->extended_dc_capabilities, sizeof(hw_data->extended_dc_capabilities)}}, + }; + int i; + + subsec = adf_mstate_sect_lookup(mstate_mgr, ADF_MSTATE_CONFIG_IDS, NULL, NULL); + if (!subsec) { + dev_err(&GET_DEV(accel_dev), "Failed to load sec %s\n", + ADF_MSTATE_CONFIG_IDS); + return -EINVAL; + } + + adf_mstate_mgr_init_from_psect(&sub_sects_mgr, subsec); + for (i = 0; i < ARRAY_SIZE(setups); i++) { + l2_subsec = adf_mstate_sect_lookup(&sub_sects_mgr, setups[i].id, + setups[i].action, &setups[i].info); + if (!l2_subsec) { + dev_err(&GET_DEV(accel_dev), "Failed to load sec %s\n", + setups[i].id); + return -EINVAL; + } + } + + return 0; +} + +static int adf_gen4_vfmig_save_etr_regs(struct adf_mstate_mgr *subs, u8 *state, + u32 size, void *opa) +{ + struct adf_vf_bank_info *vf_bank_info = opa; + struct adf_accel_dev *accel_dev = vf_bank_info->accel_dev; + struct adf_hw_device_data *hw_data = accel_dev->hw_device; + u32 pf_bank_nr; + int ret; + + pf_bank_nr = vf_bank_info->bank_nr; + pf_bank_nr += vf_bank_info->vf_nr * hw_data->num_banks_per_vf; + + ret = hw_data->bank_state_save(accel_dev, pf_bank_nr, + (struct bank_state *)state); + if (ret) { + dev_err(&GET_DEV(accel_dev), + "Failed to save regs for vf%d bank%d\n", + vf_bank_info->vf_nr, vf_bank_info->bank_nr); + return ret; + } + + return sizeof(struct bank_state); +} + +static int adf_gen4_vfmig_save_etr_bank(struct adf_accel_dev *accel_dev, + u32 vf_nr, u32 bank_nr, + struct adf_mstate_mgr *mstate_mgr) +{ + struct adf_mstate_sect_h *subsec, *l2_subsec; + struct adf_vf_bank_info vf_bank_info; + struct adf_mstate_mgr sub_sects_mgr; + char bank_ids[ADF_MSTATE_ID_LEN]; + + snprintf(bank_ids, sizeof(bank_ids), ADF_MSTATE_BANK_IDX_IDS "%x", bank_nr); + + subsec = adf_mstate_sect_add(mstate_mgr, bank_ids, NULL, NULL); + if (!subsec) { + dev_err(&GET_DEV(accel_dev), + "Failed to add sec %s for vf%d bank%d\n", + ADF_MSTATE_BANK_IDX_IDS, vf_nr, bank_nr); + return -EINVAL; + } + + adf_mstate_mgr_init_from_parent(&sub_sects_mgr, mstate_mgr); + vf_bank_info.accel_dev = accel_dev; + vf_bank_info.vf_nr = vf_nr; + vf_bank_info.bank_nr = bank_nr; + l2_subsec = adf_mstate_sect_add(&sub_sects_mgr, ADF_MSTATE_ETR_REGS_IDS, + adf_gen4_vfmig_save_etr_regs, + &vf_bank_info); + if (!l2_subsec) { + dev_err(&GET_DEV(accel_dev), + "Failed to add sec %s for vf%d bank%d\n", + ADF_MSTATE_ETR_REGS_IDS, vf_nr, bank_nr); + return -EINVAL; + } + adf_mstate_sect_update(mstate_mgr, &sub_sects_mgr, subsec); + + return 0; +} + +static int adf_gen4_vfmig_save_etr(struct adf_accel_dev *accel_dev, u32 vf_nr) +{ + struct adf_accel_vf_info *vf_info = &accel_dev->pf.vf_info[vf_nr]; + struct adf_hw_device_data *hw_data = accel_dev->hw_device; + struct adf_gen4_vfmig *vfmig = vf_info->mig_priv; + struct adf_mstate_mgr *mstate_mgr = vfmig->mstate_mgr; + struct adf_mstate_mgr sub_sects_mgr; + struct adf_mstate_sect_h *subsec; + int ret, i; + + subsec = adf_mstate_sect_add(mstate_mgr, ADF_MSTATE_ETRB_IDS, NULL, NULL); + if (!subsec) { + dev_err(&GET_DEV(accel_dev), "Failed to add sec %s\n", + ADF_MSTATE_ETRB_IDS); + return -EINVAL; + } + + adf_mstate_mgr_init_from_parent(&sub_sects_mgr, mstate_mgr); + for (i = 0; i < hw_data->num_banks_per_vf; i++) { + ret = adf_gen4_vfmig_save_etr_bank(accel_dev, vf_nr, i, + &sub_sects_mgr); + if (ret) + return ret; + } + adf_mstate_sect_update(mstate_mgr, &sub_sects_mgr, subsec); + + return 0; +} + +static int adf_gen4_vfmig_save_misc(struct adf_accel_dev *accel_dev, u32 vf_nr) +{ + struct adf_accel_vf_info *vf_info = &accel_dev->pf.vf_info[vf_nr]; + struct adf_gen4_vfmig *vfmig = vf_info->mig_priv; + struct adf_mstate_mgr *mstate_mgr = vfmig->mstate_mgr; + void __iomem *csr = adf_get_pmisc_base(accel_dev); + struct adf_mstate_sect_h *subsec, *l2_subsec; + struct adf_mstate_mgr sub_sects_mgr; + struct { + char *id; + u64 offset; + } misc_states[] = { + {ADF_MSTATE_VINTSRC_IDS, ADF_GEN4_VINTSOU_OFFSET(vf_nr)}, + {ADF_MSTATE_VINTMSK_IDS, ADF_GEN4_VINTMSK_OFFSET(vf_nr)}, + {ADF_MSTATE_VINTSRC_PF2VM_IDS, ADF_GEN4_VINTSOUPF2VM_OFFSET(vf_nr)}, + {ADF_MSTATE_VINTMSK_PF2VM_IDS, ADF_GEN4_VINTMSKPF2VM_OFFSET(vf_nr)}, + {ADF_MSTATE_PF2VM_IDS, ADF_GEN4_PF2VM_OFFSET(vf_nr)}, + {ADF_MSTATE_VM2PF_IDS, ADF_GEN4_VM2PF_OFFSET(vf_nr)}, + }; + ktime_t time_exp; + int i; + + subsec = adf_mstate_sect_add(mstate_mgr, ADF_MSTATE_MISCB_IDS, NULL, NULL); + if (!subsec) { + dev_err(&GET_DEV(accel_dev), "Failed to add sec %s\n", + ADF_MSTATE_MISCB_IDS); + return -EINVAL; + } + + time_exp = ktime_add_us(ktime_get(), ADF_GEN4_PFVF_RSP_TIMEOUT_US); + while (!mutex_trylock(&vf_info->pfvf_mig_lock)) { + if (ktime_after(ktime_get(), time_exp)) { + dev_err(&GET_DEV(accel_dev), "Failed to get pfvf mig lock\n"); + return -ETIMEDOUT; + } + usleep_range(500, 1000); + } + + adf_mstate_mgr_init_from_parent(&sub_sects_mgr, mstate_mgr); + for (i = 0; i < ARRAY_SIZE(misc_states); i++) { + struct adf_mstate_vreginfo info; + u32 regv; + + info.addr = ®v; + info.size = sizeof(regv); + regv = ADF_CSR_RD(csr, misc_states[i].offset); + + l2_subsec = adf_mstate_sect_add_vreg(&sub_sects_mgr, + misc_states[i].id, + &info); + if (!l2_subsec) { + dev_err(&GET_DEV(accel_dev), "Failed to add sec %s\n", + misc_states[i].id); + mutex_unlock(&vf_info->pfvf_mig_lock); + return -EINVAL; + } + } + + mutex_unlock(&vf_info->pfvf_mig_lock); + adf_mstate_sect_update(mstate_mgr, &sub_sects_mgr, subsec); + + return 0; +} + +static int adf_gen4_vfmig_save_generic(struct adf_accel_dev *accel_dev, u32 vf_nr) +{ + struct adf_accel_vf_info *vf_info = &accel_dev->pf.vf_info[vf_nr]; + struct adf_gen4_vfmig *vfmig = vf_info->mig_priv; + struct adf_mstate_mgr *mstate_mgr = vfmig->mstate_mgr; + struct adf_mstate_mgr sub_sects_mgr; + struct adf_mstate_sect_h *subsec, *l2_subsec; + struct mig_user_sla src_slas[RL_RP_CNT_PER_LEAF_MAX] = { }; + u32 src_sla_cnt; + struct { + char *id; + struct adf_mstate_vreginfo info; + } gen_states[] = { + {ADF_MSTATE_IOV_INIT_IDS, + {&vf_info->init, sizeof(vf_info->init)}}, + {ADF_MSTATE_COMPAT_VER_IDS, + {&vf_info->vf_compat_ver, sizeof(vf_info->vf_compat_ver)}}, + {ADF_MSTATE_SLA_IDS, {src_slas, 0}}, + }; + int i; + + subsec = adf_mstate_sect_add(mstate_mgr, ADF_MSTATE_GEN_IDS, NULL, NULL); + if (!subsec) { + dev_err(&GET_DEV(accel_dev), "Failed to add sec %s\n", + ADF_MSTATE_GEN_IDS); + return -EINVAL; + } + + adf_mstate_mgr_init_from_parent(&sub_sects_mgr, mstate_mgr); + for (i = 0; i < ARRAY_SIZE(gen_states); i++) { + if (gen_states[i].info.addr == src_slas) { + src_sla_cnt = adf_gen4_vfmig_get_slas(accel_dev, vf_nr, src_slas); + gen_states[i].info.size = src_sla_cnt * sizeof(struct mig_user_sla); + } + + l2_subsec = adf_mstate_sect_add_vreg(&sub_sects_mgr, + gen_states[i].id, + &gen_states[i].info); + if (!l2_subsec) { + dev_err(&GET_DEV(accel_dev), "Failed to add sec %s\n", + gen_states[i].id); + return -EINVAL; + } + } + adf_mstate_sect_update(mstate_mgr, &sub_sects_mgr, subsec); + + return 0; +} + +static int adf_gen4_vfmig_save_config(struct adf_accel_dev *accel_dev, u32 vf_nr) +{ + struct adf_accel_vf_info *vf_info = &accel_dev->pf.vf_info[vf_nr]; + struct adf_hw_device_data *hw_data = accel_dev->hw_device; + struct adf_gen4_vfmig *vfmig = vf_info->mig_priv; + struct adf_mstate_mgr *mstate_mgr = vfmig->mstate_mgr; + struct adf_mstate_mgr sub_sects_mgr; + struct adf_mstate_sect_h *subsec, *l2_subsec; + struct { + char *id; + struct adf_mstate_vreginfo info; + } setups[] = { + {ADF_MSTATE_GEN_CAP_IDS, + {&hw_data->accel_capabilities_mask, sizeof(hw_data->accel_capabilities_mask)}}, + {ADF_MSTATE_GEN_SVCMAP_IDS, + {&hw_data->ring_to_svc_map, sizeof(hw_data->ring_to_svc_map)}}, + {ADF_MSTATE_GEN_EXTDC_IDS, + {&hw_data->extended_dc_capabilities, sizeof(hw_data->extended_dc_capabilities)}}, + }; + int i; + + subsec = adf_mstate_sect_add(mstate_mgr, ADF_MSTATE_CONFIG_IDS, NULL, NULL); + if (!subsec) { + dev_err(&GET_DEV(accel_dev), "Failed to add sec %s\n", + ADF_MSTATE_CONFIG_IDS); + return -EINVAL; + } + + adf_mstate_mgr_init_from_parent(&sub_sects_mgr, mstate_mgr); + for (i = 0; i < ARRAY_SIZE(setups); i++) { + l2_subsec = adf_mstate_sect_add_vreg(&sub_sects_mgr, setups[i].id, + &setups[i].info); + if (!l2_subsec) { + dev_err(&GET_DEV(accel_dev), "Failed to add sec %s\n", + setups[i].id); + return -EINVAL; + } + } + adf_mstate_sect_update(mstate_mgr, &sub_sects_mgr, subsec); + + return 0; +} + +static int adf_gen4_vfmig_save_state(struct qat_mig_dev *mdev) +{ + struct adf_accel_dev *accel_dev = mdev->parent_accel_dev; + struct adf_accel_vf_info *vf_info; + struct adf_gen4_vfmig *vfmig; + u32 vf_nr = mdev->vf_id; + int ret; + + vf_info = &accel_dev->pf.vf_info[vf_nr]; + vfmig = vf_info->mig_priv; + + ret = adf_gen4_vfmig_save_setup(mdev); + if (ret) { + dev_err(&GET_DEV(accel_dev), + "Failed to save setup for vf_nr %d\n", vf_nr); + return ret; + } + + adf_mstate_mgr_init(vfmig->mstate_mgr, mdev->state + mdev->setup_size, + mdev->state_size - mdev->setup_size); + if (!adf_mstate_preamble_add(vfmig->mstate_mgr)) + return -EINVAL; + + ret = adf_gen4_vfmig_save_generic(accel_dev, vf_nr); + if (ret) { + dev_err(&GET_DEV(accel_dev), + "Failed to save generic state for vf_nr %d\n", vf_nr); + return ret; + } + + ret = adf_gen4_vfmig_save_misc(accel_dev, vf_nr); + if (ret) { + dev_err(&GET_DEV(accel_dev), + "Failed to save misc bar state for vf_nr %d\n", vf_nr); + return ret; + } + + ret = adf_gen4_vfmig_save_etr(accel_dev, vf_nr); + if (ret) { + dev_err(&GET_DEV(accel_dev), + "Failed to save etr bar state for vf_nr %d\n", vf_nr); + return ret; + } + + adf_mstate_preamble_update(vfmig->mstate_mgr); + + return 0; +} + +static int adf_gen4_vfmig_load_state(struct qat_mig_dev *mdev) +{ + struct adf_accel_dev *accel_dev = mdev->parent_accel_dev; + struct adf_accel_vf_info *vf_info; + struct adf_gen4_vfmig *vfmig; + u32 vf_nr = mdev->vf_id; + int ret; + + vf_info = &accel_dev->pf.vf_info[vf_nr]; + vfmig = vf_info->mig_priv; + + ret = adf_gen4_vfmig_load_setup(mdev, mdev->state_size); + if (ret) { + dev_err(&GET_DEV(accel_dev), "Failed to load setup for vf_nr %d\n", + vf_nr); + return ret; + } + + ret = adf_mstate_mgr_init_from_remote(vfmig->mstate_mgr, + mdev->state + mdev->remote_setup_size, + mdev->state_size - mdev->remote_setup_size, + NULL, NULL); + if (ret) { + dev_err(&GET_DEV(accel_dev), "Invalid state for vf_nr %d\n", + vf_nr); + return ret; + } + + ret = adf_gen4_vfmig_load_generic(accel_dev, vf_nr); + if (ret) { + dev_err(&GET_DEV(accel_dev), + "Failed to load general state for vf_nr %d\n", vf_nr); + return ret; + } + + ret = adf_gen4_vfmig_load_misc(accel_dev, vf_nr); + if (ret) { + dev_err(&GET_DEV(accel_dev), + "Failed to load misc bar state for vf_nr %d\n", vf_nr); + return ret; + } + + ret = adf_gen4_vfmig_load_etr(accel_dev, vf_nr); + if (ret) { + dev_err(&GET_DEV(accel_dev), + "Failed to load etr bar state for vf_nr %d\n", vf_nr); + return ret; + } + + return 0; +} + +static int adf_gen4_vfmig_save_setup(struct qat_mig_dev *mdev) +{ + struct adf_accel_dev *accel_dev = mdev->parent_accel_dev; + struct adf_accel_vf_info *vf_info; + struct adf_gen4_vfmig *vfmig; + u32 vf_nr = mdev->vf_id; + int ret; + + vf_info = &accel_dev->pf.vf_info[vf_nr]; + vfmig = vf_info->mig_priv; + + if (mdev->setup_size) + return 0; + + adf_mstate_mgr_init(vfmig->mstate_mgr, mdev->state, mdev->state_size); + if (!adf_mstate_preamble_add(vfmig->mstate_mgr)) + return -EINVAL; + + ret = adf_gen4_vfmig_save_config(accel_dev, mdev->vf_id); + if (ret) + return ret; + + adf_mstate_preamble_update(vfmig->mstate_mgr); + mdev->setup_size = adf_mstate_state_size(vfmig->mstate_mgr); + + return 0; +} + +static int adf_gen4_vfmig_load_setup(struct qat_mig_dev *mdev, int len) +{ + struct adf_accel_dev *accel_dev = mdev->parent_accel_dev; + struct adf_accel_vf_info *vf_info; + struct adf_gen4_vfmig *vfmig; + u32 vf_nr = mdev->vf_id; + u32 setup_size; + int ret; + + vf_info = &accel_dev->pf.vf_info[vf_nr]; + vfmig = vf_info->mig_priv; + + if (mdev->remote_setup_size) + return 0; + + if (len < sizeof(struct adf_mstate_preh)) + return -EAGAIN; + + adf_mstate_mgr_init(vfmig->mstate_mgr, mdev->state, mdev->state_size); + setup_size = adf_mstate_state_size_from_remote(vfmig->mstate_mgr); + if (setup_size > mdev->state_size) + return -EINVAL; + + if (len < setup_size) + return -EAGAIN; + + ret = adf_mstate_mgr_init_from_remote(vfmig->mstate_mgr, mdev->state, + setup_size, NULL, NULL); + if (ret) { + dev_err(&GET_DEV(accel_dev), "Invalid setup for vf_nr %d\n", + vf_nr); + return ret; + } + + mdev->remote_setup_size = setup_size; + + ret = adf_gen4_vfmig_load_config(accel_dev, vf_nr); + if (ret) { + dev_err(&GET_DEV(accel_dev), + "Failed to load config for vf_nr %d\n", vf_nr); + return ret; + } + + return 0; +} + +void adf_gen4_init_vf_mig_ops(struct qat_migdev_ops *vfmig_ops) +{ + vfmig_ops->init = adf_gen4_vfmig_init_device; + vfmig_ops->cleanup = adf_gen4_vfmig_cleanup_device; + vfmig_ops->reset = adf_gen4_vfmig_reset_device; + vfmig_ops->open = adf_gen4_vfmig_open_device; + vfmig_ops->close = adf_gen4_vfmig_close_device; + vfmig_ops->suspend = adf_gen4_vfmig_suspend_device; + vfmig_ops->resume = adf_gen4_vfmig_resume_device; + vfmig_ops->save_state = adf_gen4_vfmig_save_state; + vfmig_ops->load_state = adf_gen4_vfmig_load_state; + vfmig_ops->load_setup = adf_gen4_vfmig_load_setup; + vfmig_ops->save_setup = adf_gen4_vfmig_save_setup; +} +EXPORT_SYMBOL_GPL(adf_gen4_init_vf_mig_ops); diff --git a/drivers/crypto/intel/qat/qat_common/adf_gen4_vf_mig.h b/drivers/crypto/intel/qat/qat_common/adf_gen4_vf_mig.h new file mode 100644 index 0000000000..72216d078e --- /dev/null +++ b/drivers/crypto/intel/qat/qat_common/adf_gen4_vf_mig.h @@ -0,0 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* Copyright(c) 2024 Intel Corporation */ +#ifndef ADF_GEN4_VF_MIG_H_ +#define ADF_GEN4_VF_MIG_H_ + +#include "adf_accel_devices.h" + +void adf_gen4_init_vf_mig_ops(struct qat_migdev_ops *vfmig_ops); + +#endif diff --git a/drivers/crypto/intel/qat/qat_common/adf_mstate_mgr.c b/drivers/crypto/intel/qat/qat_common/adf_mstate_mgr.c new file mode 100644 index 0000000000..41cc763a74 --- /dev/null +++ b/drivers/crypto/intel/qat/qat_common/adf_mstate_mgr.c @@ -0,0 +1,318 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* Copyright(c) 2024 Intel Corporation */ + +#include <linux/slab.h> +#include <linux/types.h> +#include "adf_mstate_mgr.h" + +#define ADF_MSTATE_MAGIC 0xADF5CAEA +#define ADF_MSTATE_VERSION 0x1 + +struct adf_mstate_sect_h { + u8 id[ADF_MSTATE_ID_LEN]; + u32 size; + u32 sub_sects; + u8 state[]; +}; + +u32 adf_mstate_state_size(struct adf_mstate_mgr *mgr) +{ + return mgr->state - mgr->buf; +} + +static inline u32 adf_mstate_avail_room(struct adf_mstate_mgr *mgr) +{ + return mgr->buf + mgr->size - mgr->state; +} + +void adf_mstate_mgr_init(struct adf_mstate_mgr *mgr, u8 *buf, u32 size) +{ + mgr->buf = buf; + mgr->state = buf; + mgr->size = size; + mgr->n_sects = 0; +}; + +struct adf_mstate_mgr *adf_mstate_mgr_new(u8 *buf, u32 size) +{ + struct adf_mstate_mgr *mgr; + + mgr = kzalloc(sizeof(*mgr), GFP_KERNEL); + if (!mgr) + return NULL; + + adf_mstate_mgr_init(mgr, buf, size); + + return mgr; +} + +void adf_mstate_mgr_destroy(struct adf_mstate_mgr *mgr) +{ + kfree(mgr); +} + +void adf_mstate_mgr_init_from_parent(struct adf_mstate_mgr *mgr, + struct adf_mstate_mgr *p_mgr) +{ + adf_mstate_mgr_init(mgr, p_mgr->state, + p_mgr->size - adf_mstate_state_size(p_mgr)); +} + +void adf_mstate_mgr_init_from_psect(struct adf_mstate_mgr *mgr, + struct adf_mstate_sect_h *p_sect) +{ + adf_mstate_mgr_init(mgr, p_sect->state, p_sect->size); + mgr->n_sects = p_sect->sub_sects; +} + +static void adf_mstate_preamble_init(struct adf_mstate_preh *preamble) +{ + preamble->magic = ADF_MSTATE_MAGIC; + preamble->version = ADF_MSTATE_VERSION; + preamble->preh_len = sizeof(*preamble); + preamble->size = 0; + preamble->n_sects = 0; +} + +/* default preambles checker */ +static int adf_mstate_preamble_def_checker(struct adf_mstate_preh *preamble, + void *opaque) +{ + struct adf_mstate_mgr *mgr = opaque; + + if (preamble->magic != ADF_MSTATE_MAGIC || + preamble->version > ADF_MSTATE_VERSION || + preamble->preh_len > mgr->size) { + pr_debug("QAT: LM - Invalid state (magic=%#x, version=%#x, hlen=%u), state_size=%u\n", + preamble->magic, preamble->version, preamble->preh_len, + mgr->size); + return -EINVAL; + } + + return 0; +} + +struct adf_mstate_preh *adf_mstate_preamble_add(struct adf_mstate_mgr *mgr) +{ + struct adf_mstate_preh *pre = (struct adf_mstate_preh *)mgr->buf; + + if (adf_mstate_avail_room(mgr) < sizeof(*pre)) { + pr_err("QAT: LM - Not enough space for preamble\n"); + return NULL; + } + + adf_mstate_preamble_init(pre); + mgr->state += pre->preh_len; + + return pre; +} + +int adf_mstate_preamble_update(struct adf_mstate_mgr *mgr) +{ + struct adf_mstate_preh *preamble = (struct adf_mstate_preh *)mgr->buf; + + preamble->size = adf_mstate_state_size(mgr) - preamble->preh_len; + preamble->n_sects = mgr->n_sects; + + return 0; +} + +static void adf_mstate_dump_sect(struct adf_mstate_sect_h *sect, + const char *prefix) +{ + pr_debug("QAT: LM - %s QAT state section %s\n", prefix, sect->id); + print_hex_dump_debug("h-", DUMP_PREFIX_OFFSET, 16, 2, sect, + sizeof(*sect), true); + print_hex_dump_debug("s-", DUMP_PREFIX_OFFSET, 16, 2, sect->state, + sect->size, true); +} + +static inline void __adf_mstate_sect_update(struct adf_mstate_mgr *mgr, + struct adf_mstate_sect_h *sect, + u32 size, + u32 n_subsects) +{ + sect->size += size; + sect->sub_sects += n_subsects; + mgr->n_sects++; + mgr->state += sect->size; + + adf_mstate_dump_sect(sect, "Add"); +} + +void adf_mstate_sect_update(struct adf_mstate_mgr *p_mgr, + struct adf_mstate_mgr *curr_mgr, + struct adf_mstate_sect_h *sect) +{ + __adf_mstate_sect_update(p_mgr, sect, adf_mstate_state_size(curr_mgr), + curr_mgr->n_sects); +} + +static struct adf_mstate_sect_h *adf_mstate_sect_add_header(struct adf_mstate_mgr *mgr, + const char *id) +{ + struct adf_mstate_sect_h *sect = (struct adf_mstate_sect_h *)(mgr->state); + + if (adf_mstate_avail_room(mgr) < sizeof(*sect)) { + pr_debug("QAT: LM - Not enough space for header of QAT state sect %s\n", id); + return NULL; + } + + strscpy(sect->id, id, sizeof(sect->id)); + sect->size = 0; + sect->sub_sects = 0; + mgr->state += sizeof(*sect); + + return sect; +} + +struct adf_mstate_sect_h *adf_mstate_sect_add_vreg(struct adf_mstate_mgr *mgr, + const char *id, + struct adf_mstate_vreginfo *info) +{ + struct adf_mstate_sect_h *sect; + + sect = adf_mstate_sect_add_header(mgr, id); + if (!sect) + return NULL; + + if (adf_mstate_avail_room(mgr) < info->size) { + pr_debug("QAT: LM - Not enough space for QAT state sect %s, requires %u\n", + id, info->size); + return NULL; + } + + memcpy(sect->state, info->addr, info->size); + __adf_mstate_sect_update(mgr, sect, info->size, 0); + + return sect; +} + +struct adf_mstate_sect_h *adf_mstate_sect_add(struct adf_mstate_mgr *mgr, + const char *id, + adf_mstate_populate populate, + void *opaque) +{ + struct adf_mstate_mgr sub_sects_mgr; + struct adf_mstate_sect_h *sect; + int avail_room, size; + + sect = adf_mstate_sect_add_header(mgr, id); + if (!sect) + return NULL; + + if (!populate) + return sect; + + avail_room = adf_mstate_avail_room(mgr); + adf_mstate_mgr_init_from_parent(&sub_sects_mgr, mgr); + + size = (*populate)(&sub_sects_mgr, sect->state, avail_room, opaque); + if (size < 0) + return NULL; + + size += adf_mstate_state_size(&sub_sects_mgr); + if (avail_room < size) { + pr_debug("QAT: LM - Not enough space for QAT state sect %s, requires %u\n", + id, size); + return NULL; + } + __adf_mstate_sect_update(mgr, sect, size, sub_sects_mgr.n_sects); + + return sect; +} + +static int adf_mstate_sect_validate(struct adf_mstate_mgr *mgr) +{ + struct adf_mstate_sect_h *start = (struct adf_mstate_sect_h *)mgr->state; + struct adf_mstate_sect_h *sect = start; + u64 end; + int i; + + end = (uintptr_t)mgr->buf + mgr->size; + for (i = 0; i < mgr->n_sects; i++) { + uintptr_t s_start = (uintptr_t)sect->state; + uintptr_t s_end = s_start + sect->size; + + if (s_end < s_start || s_end > end) { + pr_debug("QAT: LM - Corrupted state section (index=%u, size=%u) in state_mgr (size=%u, secs=%u)\n", + i, sect->size, mgr->size, mgr->n_sects); + return -EINVAL; + } + sect = (struct adf_mstate_sect_h *)s_end; + } + + pr_debug("QAT: LM - Scanned section (last child=%s, size=%lu) in state_mgr (size=%u, secs=%u)\n", + start->id, sizeof(struct adf_mstate_sect_h) * (ulong)(sect - start), + mgr->size, mgr->n_sects); + + return 0; +} + +u32 adf_mstate_state_size_from_remote(struct adf_mstate_mgr *mgr) +{ + struct adf_mstate_preh *preh = (struct adf_mstate_preh *)mgr->buf; + + return preh->preh_len + preh->size; +} + +int adf_mstate_mgr_init_from_remote(struct adf_mstate_mgr *mgr, u8 *buf, u32 size, + adf_mstate_preamble_checker pre_checker, + void *opaque) +{ + struct adf_mstate_preh *pre; + int ret; + + adf_mstate_mgr_init(mgr, buf, size); + pre = (struct adf_mstate_preh *)(mgr->buf); + + pr_debug("QAT: LM - Dump state preambles\n"); + print_hex_dump_debug("", DUMP_PREFIX_OFFSET, 16, 2, pre, pre->preh_len, 0); + + if (pre_checker) + ret = (*pre_checker)(pre, opaque); + else + ret = adf_mstate_preamble_def_checker(pre, mgr); + if (ret) + return ret; + + mgr->state = mgr->buf + pre->preh_len; + mgr->n_sects = pre->n_sects; + + return adf_mstate_sect_validate(mgr); +} + +struct adf_mstate_sect_h *adf_mstate_sect_lookup(struct adf_mstate_mgr *mgr, + const char *id, + adf_mstate_action action, + void *opaque) +{ + struct adf_mstate_sect_h *sect = (struct adf_mstate_sect_h *)mgr->state; + struct adf_mstate_mgr sub_sects_mgr; + int i, ret; + + for (i = 0; i < mgr->n_sects; i++) { + if (!strncmp(sect->id, id, sizeof(sect->id))) + goto found; + + sect = (struct adf_mstate_sect_h *)(sect->state + sect->size); + } + + return NULL; + +found: + adf_mstate_dump_sect(sect, "Found"); + + adf_mstate_mgr_init_from_psect(&sub_sects_mgr, sect); + if (sect->sub_sects && adf_mstate_sect_validate(&sub_sects_mgr)) + return NULL; + + if (!action) + return sect; + + ret = (*action)(&sub_sects_mgr, sect->state, sect->size, opaque); + if (ret) + return NULL; + + return sect; +} diff --git a/drivers/crypto/intel/qat/qat_common/adf_mstate_mgr.h b/drivers/crypto/intel/qat/qat_common/adf_mstate_mgr.h new file mode 100644 index 0000000000..81d263a596 --- /dev/null +++ b/drivers/crypto/intel/qat/qat_common/adf_mstate_mgr.h @@ -0,0 +1,89 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* Copyright(c) 2024 Intel Corporation */ + +#ifndef ADF_MSTATE_MGR_H +#define ADF_MSTATE_MGR_H + +#define ADF_MSTATE_ID_LEN 8 + +#define ADF_MSTATE_ETRB_IDS "ETRBAR" +#define ADF_MSTATE_MISCB_IDS "MISCBAR" +#define ADF_MSTATE_EXTB_IDS "EXTBAR" +#define ADF_MSTATE_GEN_IDS "GENER" +#define ADF_MSTATE_CONFIG_IDS "CONFIG" +#define ADF_MSTATE_SECTION_NUM 5 + +#define ADF_MSTATE_BANK_IDX_IDS "bnk" + +#define ADF_MSTATE_ETR_REGS_IDS "mregs" +#define ADF_MSTATE_VINTSRC_IDS "visrc" +#define ADF_MSTATE_VINTMSK_IDS "vimsk" +#define ADF_MSTATE_SLA_IDS "sla" +#define ADF_MSTATE_IOV_INIT_IDS "iovinit" +#define ADF_MSTATE_COMPAT_VER_IDS "compver" +#define ADF_MSTATE_GEN_CAP_IDS "gencap" +#define ADF_MSTATE_GEN_SVCMAP_IDS "svcmap" +#define ADF_MSTATE_GEN_EXTDC_IDS "extdc" +#define ADF_MSTATE_VINTSRC_PF2VM_IDS "vispv" +#define ADF_MSTATE_VINTMSK_PF2VM_IDS "vimpv" +#define ADF_MSTATE_VM2PF_IDS "vm2pf" +#define ADF_MSTATE_PF2VM_IDS "pf2vm" + +struct adf_mstate_mgr { + u8 *buf; + u8 *state; + u32 size; + u32 n_sects; +}; + +struct adf_mstate_preh { + u32 magic; + u32 version; + u16 preh_len; + u16 n_sects; + u32 size; +}; + +struct adf_mstate_vreginfo { + void *addr; + u32 size; +}; + +struct adf_mstate_sect_h; + +typedef int (*adf_mstate_preamble_checker)(struct adf_mstate_preh *preamble, void *opa); +typedef int (*adf_mstate_populate)(struct adf_mstate_mgr *sub_mgr, u8 *buf, + u32 size, void *opa); +typedef int (*adf_mstate_action)(struct adf_mstate_mgr *sub_mgr, u8 *buf, u32 size, + void *opa); + +struct adf_mstate_mgr *adf_mstate_mgr_new(u8 *buf, u32 size); +void adf_mstate_mgr_destroy(struct adf_mstate_mgr *mgr); +void adf_mstate_mgr_init(struct adf_mstate_mgr *mgr, u8 *buf, u32 size); +void adf_mstate_mgr_init_from_parent(struct adf_mstate_mgr *mgr, + struct adf_mstate_mgr *p_mgr); +void adf_mstate_mgr_init_from_psect(struct adf_mstate_mgr *mgr, + struct adf_mstate_sect_h *p_sect); +int adf_mstate_mgr_init_from_remote(struct adf_mstate_mgr *mgr, + u8 *buf, u32 size, + adf_mstate_preamble_checker checker, + void *opaque); +struct adf_mstate_preh *adf_mstate_preamble_add(struct adf_mstate_mgr *mgr); +int adf_mstate_preamble_update(struct adf_mstate_mgr *mgr); +u32 adf_mstate_state_size(struct adf_mstate_mgr *mgr); +u32 adf_mstate_state_size_from_remote(struct adf_mstate_mgr *mgr); +void adf_mstate_sect_update(struct adf_mstate_mgr *p_mgr, + struct adf_mstate_mgr *curr_mgr, + struct adf_mstate_sect_h *sect); +struct adf_mstate_sect_h *adf_mstate_sect_add_vreg(struct adf_mstate_mgr *mgr, + const char *id, + struct adf_mstate_vreginfo *info); +struct adf_mstate_sect_h *adf_mstate_sect_add(struct adf_mstate_mgr *mgr, + const char *id, + adf_mstate_populate populate, + void *opaque); +struct adf_mstate_sect_h *adf_mstate_sect_lookup(struct adf_mstate_mgr *mgr, + const char *id, + adf_mstate_action action, + void *opaque); +#endif diff --git a/drivers/crypto/intel/qat/qat_common/adf_pfvf_pf_proto.c b/drivers/crypto/intel/qat/qat_common/adf_pfvf_pf_proto.c index 9ab93fbfef..b9b5e744a3 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_pfvf_pf_proto.c +++ b/drivers/crypto/intel/qat/qat_common/adf_pfvf_pf_proto.c @@ -242,13 +242,7 @@ static int adf_handle_vf2pf_msg(struct adf_accel_dev *accel_dev, u8 vf_nr, "VersionRequest received from VF%d (vers %d) to PF (vers %d)\n", vf_nr, vf_compat_ver, ADF_PFVF_COMPAT_THIS_VERSION); - if (vf_compat_ver == 0) - compat = ADF_PF2VF_VF_INCOMPATIBLE; - else if (vf_compat_ver <= ADF_PFVF_COMPAT_THIS_VERSION) - compat = ADF_PF2VF_VF_COMPATIBLE; - else - compat = ADF_PF2VF_VF_COMPAT_UNKNOWN; - + compat = adf_vf_compat_checker(vf_compat_ver); vf_info->vf_compat_ver = vf_compat_ver; resp->type = ADF_PF2VF_MSGTYPE_VERSION_RESP; diff --git a/drivers/crypto/intel/qat/qat_common/adf_pfvf_utils.h b/drivers/crypto/intel/qat/qat_common/adf_pfvf_utils.h index 2be048e228..1a044297d8 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_pfvf_utils.h +++ b/drivers/crypto/intel/qat/qat_common/adf_pfvf_utils.h @@ -28,4 +28,15 @@ u32 adf_pfvf_csr_msg_of(struct adf_accel_dev *accel_dev, struct pfvf_message msg struct pfvf_message adf_pfvf_message_of(struct adf_accel_dev *accel_dev, u32 raw_msg, const struct pfvf_csr_format *fmt); +static inline u8 adf_vf_compat_checker(u8 vf_compat_ver) +{ + if (vf_compat_ver == 0) + return ADF_PF2VF_VF_INCOMPATIBLE; + + if (vf_compat_ver <= ADF_PFVF_COMPAT_THIS_VERSION) + return ADF_PF2VF_VF_COMPATIBLE; + + return ADF_PF2VF_VF_COMPAT_UNKNOWN; +} + #endif /* ADF_PFVF_UTILS_H */ diff --git a/drivers/crypto/intel/qat/qat_common/adf_rl.c b/drivers/crypto/intel/qat/qat_common/adf_rl.c index d4f2db3c53..346ef8bee9 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_rl.c +++ b/drivers/crypto/intel/qat/qat_common/adf_rl.c @@ -183,14 +183,14 @@ static enum adf_cfg_service_type srv_to_cfg_svc_type(enum adf_base_services rl_s } /** - * get_sla_arr_of_type() - Returns a pointer to SLA type specific array + * adf_rl_get_sla_arr_of_type() - Returns a pointer to SLA type specific array * @rl_data: pointer to ratelimiting data * @type: SLA type * @sla_arr: pointer to variable where requested pointer will be stored * * Return: Max number of elements allowed for the returned array */ -static u32 get_sla_arr_of_type(struct adf_rl *rl_data, enum rl_node_type type, +u32 adf_rl_get_sla_arr_of_type(struct adf_rl *rl_data, enum rl_node_type type, struct rl_sla ***sla_arr) { switch (type) { @@ -778,7 +778,7 @@ static void clear_sla(struct adf_rl *rl_data, struct rl_sla *sla) rp_in_use[sla->ring_pairs_ids[i]] = false; update_budget(sla, old_cir, true); - get_sla_arr_of_type(rl_data, sla->type, &sla_type_arr); + adf_rl_get_sla_arr_of_type(rl_data, sla->type, &sla_type_arr); assign_node_to_parent(rl_data->accel_dev, sla, true); adf_rl_send_admin_delete_msg(rl_data->accel_dev, node_id, sla->type); mark_rps_usage(sla, rl_data->rp_in_use, false); @@ -875,7 +875,7 @@ static int add_update_sla(struct adf_accel_dev *accel_dev, if (!is_update) { mark_rps_usage(sla, rl_data->rp_in_use, true); - get_sla_arr_of_type(rl_data, sla->type, &sla_type_arr); + adf_rl_get_sla_arr_of_type(rl_data, sla->type, &sla_type_arr); sla_type_arr[sla->node_id] = sla; rl_data->sla[sla->sla_id] = sla; } @@ -1065,7 +1065,7 @@ void adf_rl_remove_sla_all(struct adf_accel_dev *accel_dev, bool incl_default) /* Unregister and remove all SLAs */ for (j = RL_LEAF; j >= end_type; j--) { - max_id = get_sla_arr_of_type(rl_data, j, &sla_type_arr); + max_id = adf_rl_get_sla_arr_of_type(rl_data, j, &sla_type_arr); for (i = 0; i < max_id; i++) { if (!sla_type_arr[i]) @@ -1125,7 +1125,7 @@ int adf_rl_start(struct adf_accel_dev *accel_dev) } if ((fw_caps & RL_CAPABILITY_MASK) != RL_CAPABILITY_VALUE) { - dev_info(&GET_DEV(accel_dev), "not supported\n"); + dev_info(&GET_DEV(accel_dev), "feature not supported by FW\n"); ret = -EOPNOTSUPP; goto ret_free; } diff --git a/drivers/crypto/intel/qat/qat_common/adf_rl.h b/drivers/crypto/intel/qat/qat_common/adf_rl.h index 269c6656fb..bfe750ea0e 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_rl.h +++ b/drivers/crypto/intel/qat/qat_common/adf_rl.h @@ -151,6 +151,8 @@ struct rl_sla { u16 ring_pairs_cnt; }; +u32 adf_rl_get_sla_arr_of_type(struct adf_rl *rl_data, enum rl_node_type type, + struct rl_sla ***sla_arr); int adf_rl_add_sla(struct adf_accel_dev *accel_dev, struct adf_rl_sla_input_data *sla_in); int adf_rl_update_sla(struct adf_accel_dev *accel_dev, diff --git a/drivers/crypto/intel/qat/qat_common/adf_sriov.c b/drivers/crypto/intel/qat/qat_common/adf_sriov.c index 87a70c00c4..8d645e7e04 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_sriov.c +++ b/drivers/crypto/intel/qat/qat_common/adf_sriov.c @@ -26,10 +26,12 @@ static void adf_iov_send_resp(struct work_struct *work) u32 vf_nr = vf_info->vf_nr; bool ret; + mutex_lock(&vf_info->pfvf_mig_lock); ret = adf_recv_and_handle_vf2pf_msg(accel_dev, vf_nr); if (ret) /* re-enable interrupt on PF from this VF */ adf_enable_vf2pf_interrupts(accel_dev, 1 << vf_nr); + mutex_unlock(&vf_info->pfvf_mig_lock); kfree(pf2vf_resp); } @@ -62,6 +64,7 @@ static int adf_enable_sriov(struct adf_accel_dev *accel_dev) vf_info->vf_nr = i; mutex_init(&vf_info->pf2vf_lock); + mutex_init(&vf_info->pfvf_mig_lock); ratelimit_state_init(&vf_info->vf2pf_ratelimit, ADF_VF2PF_RATELIMIT_INTERVAL, ADF_VF2PF_RATELIMIT_BURST); @@ -138,8 +141,10 @@ void adf_disable_sriov(struct adf_accel_dev *accel_dev) if (hw_data->configure_iov_threads) hw_data->configure_iov_threads(accel_dev, false); - for (i = 0, vf = accel_dev->pf.vf_info; i < totalvfs; i++, vf++) + for (i = 0, vf = accel_dev->pf.vf_info; i < totalvfs; i++, vf++) { mutex_destroy(&vf->pf2vf_lock); + mutex_destroy(&vf->pfvf_mig_lock); + } if (!test_bit(ADF_STATUS_RESTARTING, &accel_dev->status)) { kfree(accel_dev->pf.vf_info); diff --git a/drivers/crypto/intel/qat/qat_common/adf_telemetry.c b/drivers/crypto/intel/qat/qat_common/adf_telemetry.c index 2ff714d11b..74fb0c2ed2 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_telemetry.c +++ b/drivers/crypto/intel/qat/qat_common/adf_telemetry.c @@ -41,6 +41,20 @@ static int validate_tl_data(struct adf_tl_hw_data *tl_data) return 0; } +static int validate_tl_slice_counters(struct icp_qat_fw_init_admin_slice_cnt *slice_count, + u8 max_slices_per_type) +{ + u8 *sl_counter = (u8 *)slice_count; + int i; + + for (i = 0; i < ADF_TL_SL_CNT_COUNT; i++) { + if (sl_counter[i] > max_slices_per_type) + return -EINVAL; + } + + return 0; +} + static int adf_tl_alloc_mem(struct adf_accel_dev *accel_dev) { struct adf_tl_hw_data *tl_data = &GET_TL_DATA(accel_dev); @@ -214,6 +228,13 @@ int adf_tl_run(struct adf_accel_dev *accel_dev, int state) return ret; } + ret = validate_tl_slice_counters(&telemetry->slice_cnt, tl_data->max_sl_cnt); + if (ret) { + dev_err(dev, "invalid value returned by FW\n"); + adf_send_admin_tl_stop(accel_dev); + return ret; + } + telemetry->hbuffs = state; atomic_set(&telemetry->state, state); diff --git a/drivers/crypto/intel/qat/qat_common/adf_telemetry.h b/drivers/crypto/intel/qat/qat_common/adf_telemetry.h index 9be81cd3b8..e54a406cc1 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_telemetry.h +++ b/drivers/crypto/intel/qat/qat_common/adf_telemetry.h @@ -40,6 +40,7 @@ struct adf_tl_hw_data { u8 num_dev_counters; u8 num_rp_counters; u8 max_rp; + u8 max_sl_cnt; }; struct adf_telemetry { diff --git a/drivers/crypto/intel/qat/qat_common/adf_transport.c b/drivers/crypto/intel/qat/qat_common/adf_transport.c index 630d0483c4..1efdf46490 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_transport.c +++ b/drivers/crypto/intel/qat/qat_common/adf_transport.c @@ -474,7 +474,6 @@ err: int adf_init_etr_data(struct adf_accel_dev *accel_dev) { struct adf_etr_data *etr_data; - struct adf_hw_device_data *hw_data = accel_dev->hw_device; void __iomem *csr_addr; u32 size; u32 num_banks = 0; @@ -495,8 +494,7 @@ int adf_init_etr_data(struct adf_accel_dev *accel_dev) } accel_dev->transport = etr_data; - i = hw_data->get_etr_bar_id(hw_data); - csr_addr = accel_dev->accel_pci_dev.pci_bars[i].virt_addr; + csr_addr = adf_get_etr_base(accel_dev); /* accel_dev->debugfs_dir should always be non-NULL here */ etr_data->debug = debugfs_create_dir("transport", diff --git a/drivers/crypto/intel/qat/qat_common/qat_asym_algs.c b/drivers/crypto/intel/qat/qat_common/qat_asym_algs.c index 4128200a90..85c682e248 100644 --- a/drivers/crypto/intel/qat/qat_common/qat_asym_algs.c +++ b/drivers/crypto/intel/qat/qat_common/qat_asym_algs.c @@ -110,6 +110,8 @@ struct qat_dh_ctx { unsigned int p_size; bool g2; struct qat_crypto_instance *inst; + struct crypto_kpp *ftfm; + bool fallback; } __packed __aligned(64); struct qat_asym_request { @@ -381,6 +383,36 @@ unmap_src: return ret; } +static int qat_dh_generate_public_key(struct kpp_request *req) +{ + struct kpp_request *nreq = kpp_request_ctx(req); + struct crypto_kpp *tfm = crypto_kpp_reqtfm(req); + struct qat_dh_ctx *ctx = kpp_tfm_ctx(tfm); + + if (ctx->fallback) { + memcpy(nreq, req, sizeof(*req)); + kpp_request_set_tfm(nreq, ctx->ftfm); + return crypto_kpp_generate_public_key(nreq); + } + + return qat_dh_compute_value(req); +} + +static int qat_dh_compute_shared_secret(struct kpp_request *req) +{ + struct kpp_request *nreq = kpp_request_ctx(req); + struct crypto_kpp *tfm = crypto_kpp_reqtfm(req); + struct qat_dh_ctx *ctx = kpp_tfm_ctx(tfm); + + if (ctx->fallback) { + memcpy(nreq, req, sizeof(*req)); + kpp_request_set_tfm(nreq, ctx->ftfm); + return crypto_kpp_compute_shared_secret(nreq); + } + + return qat_dh_compute_value(req); +} + static int qat_dh_check_params_length(unsigned int p_len) { switch (p_len) { @@ -398,9 +430,6 @@ static int qat_dh_set_params(struct qat_dh_ctx *ctx, struct dh *params) struct qat_crypto_instance *inst = ctx->inst; struct device *dev = &GET_DEV(inst->accel_dev); - if (qat_dh_check_params_length(params->p_size << 3)) - return -EINVAL; - ctx->p_size = params->p_size; ctx->p = dma_alloc_coherent(dev, ctx->p_size, &ctx->dma_p, GFP_KERNEL); if (!ctx->p) @@ -454,6 +483,13 @@ static int qat_dh_set_secret(struct crypto_kpp *tfm, const void *buf, if (crypto_dh_decode_key(buf, len, ¶ms) < 0) return -EINVAL; + if (qat_dh_check_params_length(params.p_size << 3)) { + ctx->fallback = true; + return crypto_kpp_set_secret(ctx->ftfm, buf, len); + } + + ctx->fallback = false; + /* Free old secret if any */ qat_dh_clear_ctx(dev, ctx); @@ -481,6 +517,9 @@ static unsigned int qat_dh_max_size(struct crypto_kpp *tfm) { struct qat_dh_ctx *ctx = kpp_tfm_ctx(tfm); + if (ctx->fallback) + return crypto_kpp_maxsize(ctx->ftfm); + return ctx->p_size; } @@ -489,11 +528,22 @@ static int qat_dh_init_tfm(struct crypto_kpp *tfm) struct qat_dh_ctx *ctx = kpp_tfm_ctx(tfm); struct qat_crypto_instance *inst = qat_crypto_get_instance_node(numa_node_id()); + const char *alg = kpp_alg_name(tfm); + unsigned int reqsize; if (!inst) return -EINVAL; - kpp_set_reqsize(tfm, sizeof(struct qat_asym_request) + 64); + ctx->ftfm = crypto_alloc_kpp(alg, 0, CRYPTO_ALG_NEED_FALLBACK); + if (IS_ERR(ctx->ftfm)) + return PTR_ERR(ctx->ftfm); + + crypto_kpp_set_flags(ctx->ftfm, crypto_kpp_get_flags(tfm)); + + reqsize = max(sizeof(struct qat_asym_request) + 64, + sizeof(struct kpp_request) + crypto_kpp_reqsize(ctx->ftfm)); + + kpp_set_reqsize(tfm, reqsize); ctx->p_size = 0; ctx->g2 = false; @@ -506,6 +556,9 @@ static void qat_dh_exit_tfm(struct crypto_kpp *tfm) struct qat_dh_ctx *ctx = kpp_tfm_ctx(tfm); struct device *dev = &GET_DEV(ctx->inst->accel_dev); + if (ctx->ftfm) + crypto_free_kpp(ctx->ftfm); + qat_dh_clear_ctx(dev, ctx); qat_crypto_put_instance(ctx->inst); } @@ -1265,8 +1318,8 @@ static struct akcipher_alg rsa = { static struct kpp_alg dh = { .set_secret = qat_dh_set_secret, - .generate_public_key = qat_dh_compute_value, - .compute_shared_secret = qat_dh_compute_value, + .generate_public_key = qat_dh_generate_public_key, + .compute_shared_secret = qat_dh_compute_shared_secret, .max_size = qat_dh_max_size, .init = qat_dh_init_tfm, .exit = qat_dh_exit_tfm, @@ -1276,6 +1329,7 @@ static struct kpp_alg dh = { .cra_priority = 1000, .cra_module = THIS_MODULE, .cra_ctxsize = sizeof(struct qat_dh_ctx), + .cra_flags = CRYPTO_ALG_NEED_FALLBACK, }, }; diff --git a/drivers/crypto/intel/qat/qat_common/qat_bl.c b/drivers/crypto/intel/qat/qat_common/qat_bl.c index 76baed0a76..338acf29c4 100644 --- a/drivers/crypto/intel/qat/qat_common/qat_bl.c +++ b/drivers/crypto/intel/qat/qat_common/qat_bl.c @@ -81,7 +81,8 @@ static int __qat_bl_sgl_to_bufl(struct adf_accel_dev *accel_dev, if (unlikely(!bufl)) return -ENOMEM; } else { - bufl = &buf->sgl_src.sgl_hdr; + bufl = container_of(&buf->sgl_src.sgl_hdr, + struct qat_alg_buf_list, hdr); memset(bufl, 0, sizeof(struct qat_alg_buf_list)); buf->sgl_src_valid = true; } @@ -139,7 +140,8 @@ static int __qat_bl_sgl_to_bufl(struct adf_accel_dev *accel_dev, if (unlikely(!buflout)) goto err_in; } else { - buflout = &buf->sgl_dst.sgl_hdr; + buflout = container_of(&buf->sgl_dst.sgl_hdr, + struct qat_alg_buf_list, hdr); memset(buflout, 0, sizeof(struct qat_alg_buf_list)); buf->sgl_dst_valid = true; } diff --git a/drivers/crypto/intel/qat/qat_common/qat_bl.h b/drivers/crypto/intel/qat/qat_common/qat_bl.h index d87e4f35ac..85bc32a9ec 100644 --- a/drivers/crypto/intel/qat/qat_common/qat_bl.h +++ b/drivers/crypto/intel/qat/qat_common/qat_bl.h @@ -15,14 +15,17 @@ struct qat_alg_buf { } __packed; struct qat_alg_buf_list { - u64 resrvd; - u32 num_bufs; - u32 num_mapped_bufs; + /* New members must be added within the __struct_group() macro below. */ + __struct_group(qat_alg_buf_list_hdr, hdr, __packed, + u64 resrvd; + u32 num_bufs; + u32 num_mapped_bufs; + ); struct qat_alg_buf buffers[]; } __packed; struct qat_alg_fixed_buf_list { - struct qat_alg_buf_list sgl_hdr; + struct qat_alg_buf_list_hdr sgl_hdr; struct qat_alg_buf descriptors[QAT_MAX_BUFF_DESC]; } __packed __aligned(64); diff --git a/drivers/crypto/intel/qat/qat_common/qat_mig_dev.c b/drivers/crypto/intel/qat/qat_common/qat_mig_dev.c new file mode 100644 index 0000000000..892c2283a5 --- /dev/null +++ b/drivers/crypto/intel/qat/qat_common/qat_mig_dev.c @@ -0,0 +1,130 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* Copyright(c) 2024 Intel Corporation */ +#include <linux/dev_printk.h> +#include <linux/export.h> +#include <linux/pci.h> +#include <linux/types.h> +#include <linux/qat/qat_mig_dev.h> +#include "adf_accel_devices.h" +#include "adf_common_drv.h" + +struct qat_mig_dev *qat_vfmig_create(struct pci_dev *pdev, int vf_id) +{ + struct adf_accel_dev *accel_dev; + struct qat_migdev_ops *ops; + struct qat_mig_dev *mdev; + + accel_dev = adf_devmgr_pci_to_accel_dev(pdev); + if (!accel_dev) + return ERR_PTR(-ENODEV); + + ops = GET_VFMIG_OPS(accel_dev); + if (!ops || !ops->init || !ops->cleanup || !ops->reset || !ops->open || + !ops->close || !ops->suspend || !ops->resume || !ops->save_state || + !ops->load_state || !ops->save_setup || !ops->load_setup) + return ERR_PTR(-EINVAL); + + mdev = kmalloc(sizeof(*mdev), GFP_KERNEL); + if (!mdev) + return ERR_PTR(-ENOMEM); + + mdev->vf_id = vf_id; + mdev->parent_accel_dev = accel_dev; + + return mdev; +} +EXPORT_SYMBOL_GPL(qat_vfmig_create); + +int qat_vfmig_init(struct qat_mig_dev *mdev) +{ + struct adf_accel_dev *accel_dev = mdev->parent_accel_dev; + + return GET_VFMIG_OPS(accel_dev)->init(mdev); +} +EXPORT_SYMBOL_GPL(qat_vfmig_init); + +void qat_vfmig_cleanup(struct qat_mig_dev *mdev) +{ + struct adf_accel_dev *accel_dev = mdev->parent_accel_dev; + + return GET_VFMIG_OPS(accel_dev)->cleanup(mdev); +} +EXPORT_SYMBOL_GPL(qat_vfmig_cleanup); + +void qat_vfmig_reset(struct qat_mig_dev *mdev) +{ + struct adf_accel_dev *accel_dev = mdev->parent_accel_dev; + + return GET_VFMIG_OPS(accel_dev)->reset(mdev); +} +EXPORT_SYMBOL_GPL(qat_vfmig_reset); + +int qat_vfmig_open(struct qat_mig_dev *mdev) +{ + struct adf_accel_dev *accel_dev = mdev->parent_accel_dev; + + return GET_VFMIG_OPS(accel_dev)->open(mdev); +} +EXPORT_SYMBOL_GPL(qat_vfmig_open); + +void qat_vfmig_close(struct qat_mig_dev *mdev) +{ + struct adf_accel_dev *accel_dev = mdev->parent_accel_dev; + + GET_VFMIG_OPS(accel_dev)->close(mdev); +} +EXPORT_SYMBOL_GPL(qat_vfmig_close); + +int qat_vfmig_suspend(struct qat_mig_dev *mdev) +{ + struct adf_accel_dev *accel_dev = mdev->parent_accel_dev; + + return GET_VFMIG_OPS(accel_dev)->suspend(mdev); +} +EXPORT_SYMBOL_GPL(qat_vfmig_suspend); + +int qat_vfmig_resume(struct qat_mig_dev *mdev) +{ + struct adf_accel_dev *accel_dev = mdev->parent_accel_dev; + + return GET_VFMIG_OPS(accel_dev)->resume(mdev); +} +EXPORT_SYMBOL_GPL(qat_vfmig_resume); + +int qat_vfmig_save_state(struct qat_mig_dev *mdev) +{ + struct adf_accel_dev *accel_dev = mdev->parent_accel_dev; + + return GET_VFMIG_OPS(accel_dev)->save_state(mdev); +} +EXPORT_SYMBOL_GPL(qat_vfmig_save_state); + +int qat_vfmig_save_setup(struct qat_mig_dev *mdev) +{ + struct adf_accel_dev *accel_dev = mdev->parent_accel_dev; + + return GET_VFMIG_OPS(accel_dev)->save_setup(mdev); +} +EXPORT_SYMBOL_GPL(qat_vfmig_save_setup); + +int qat_vfmig_load_state(struct qat_mig_dev *mdev) +{ + struct adf_accel_dev *accel_dev = mdev->parent_accel_dev; + + return GET_VFMIG_OPS(accel_dev)->load_state(mdev); +} +EXPORT_SYMBOL_GPL(qat_vfmig_load_state); + +int qat_vfmig_load_setup(struct qat_mig_dev *mdev, int size) +{ + struct adf_accel_dev *accel_dev = mdev->parent_accel_dev; + + return GET_VFMIG_OPS(accel_dev)->load_setup(mdev, size); +} +EXPORT_SYMBOL_GPL(qat_vfmig_load_setup); + +void qat_vfmig_destroy(struct qat_mig_dev *mdev) +{ + kfree(mdev); +} +EXPORT_SYMBOL_GPL(qat_vfmig_destroy); diff --git a/drivers/crypto/intel/qat/qat_dh895xcc/Makefile b/drivers/crypto/intel/qat/qat_dh895xcc/Makefile index 38d6f8e162..cfd3bd7577 100644 --- a/drivers/crypto/intel/qat/qat_dh895xcc/Makefile +++ b/drivers/crypto/intel/qat/qat_dh895xcc/Makefile @@ -1,4 +1,4 @@ # SPDX-License-Identifier: GPL-2.0-only -ccflags-y := -I $(srctree)/$(src)/../qat_common +ccflags-y := -I $(src)/../qat_common obj-$(CONFIG_CRYPTO_DEV_QAT_DH895xCC) += qat_dh895xcc.o qat_dh895xcc-objs := adf_drv.o adf_dh895xcc_hw_data.o diff --git a/drivers/crypto/intel/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c b/drivers/crypto/intel/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c index af14090cc4..6e24d57e6b 100644 --- a/drivers/crypto/intel/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c +++ b/drivers/crypto/intel/qat/qat_dh895xcc/adf_dh895xcc_hw_data.c @@ -5,6 +5,7 @@ #include <adf_common_drv.h> #include <adf_gen2_config.h> #include <adf_gen2_dc.h> +#include <adf_gen2_hw_csr_data.h> #include <adf_gen2_hw_data.h> #include <adf_gen2_pfvf.h> #include "adf_dh895xcc_hw_data.h" diff --git a/drivers/crypto/intel/qat/qat_dh895xccvf/Makefile b/drivers/crypto/intel/qat/qat_dh895xccvf/Makefile index 0153c85ce7..64b54e92b2 100644 --- a/drivers/crypto/intel/qat/qat_dh895xccvf/Makefile +++ b/drivers/crypto/intel/qat/qat_dh895xccvf/Makefile @@ -1,4 +1,4 @@ # SPDX-License-Identifier: GPL-2.0-only -ccflags-y := -I $(srctree)/$(src)/../qat_common +ccflags-y := -I $(src)/../qat_common obj-$(CONFIG_CRYPTO_DEV_QAT_DH895xCCVF) += qat_dh895xccvf.o qat_dh895xccvf-objs := adf_drv.o adf_dh895xccvf_hw_data.o diff --git a/drivers/crypto/intel/qat/qat_dh895xccvf/adf_dh895xccvf_hw_data.c b/drivers/crypto/intel/qat/qat_dh895xccvf/adf_dh895xccvf_hw_data.c index 70e56cc16e..f4ee4c2e00 100644 --- a/drivers/crypto/intel/qat/qat_dh895xccvf/adf_dh895xccvf_hw_data.c +++ b/drivers/crypto/intel/qat/qat_dh895xccvf/adf_dh895xccvf_hw_data.c @@ -4,6 +4,7 @@ #include <adf_common_drv.h> #include <adf_gen2_config.h> #include <adf_gen2_dc.h> +#include <adf_gen2_hw_csr_data.h> #include <adf_gen2_hw_data.h> #include <adf_gen2_pfvf.h> #include <adf_pfvf_vf_msg.h> |