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linux/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
Stanley.Yang 3f975d0f71 drm/amdgpu: update athub interrupt harvesting handle 
GCEA/MMHUB EA error should not result to DF freeze, this is
fixed in next generation, but for some reasons the GCEA/MMHUB
EA error will result to DF freeze in previous generation,
diver should avoid to indicate GCEA/MMHUB EA error as hw fatal
error in kernel message by read GCEA/MMHUB err status registers.

Changed from V1:
    make query_ras_error_status function more general
    make read mmhub er status register more friendly

Changed from V2:
    move ras error status query function into do_recovery workqueue

Changed from V3:
    remove useless code from V2, print GCEA error status
    instance number

Signed-off-by: Stanley.Yang <Stanley.Yang@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-09-22 17:37:38 -04:00

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/*
* Copyright 2014 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*/
#ifndef __AMDGPU_GFX_H__
#define __AMDGPU_GFX_H__
/*
* GFX stuff
*/
#include "clearstate_defs.h"
#include "amdgpu_ring.h"
#include "amdgpu_rlc.h"
/* GFX current status */
#define AMDGPU_GFX_NORMAL_MODE 0x00000000L
#define AMDGPU_GFX_SAFE_MODE 0x00000001L
#define AMDGPU_GFX_PG_DISABLED_MODE 0x00000002L
#define AMDGPU_GFX_CG_DISABLED_MODE 0x00000004L
#define AMDGPU_GFX_LBPW_DISABLED_MODE 0x00000008L
#define AMDGPU_MAX_GFX_QUEUES KGD_MAX_QUEUES
#define AMDGPU_MAX_COMPUTE_QUEUES KGD_MAX_QUEUES
enum gfx_pipe_priority {
AMDGPU_GFX_PIPE_PRIO_NORMAL = 1,
AMDGPU_GFX_PIPE_PRIO_HIGH,
AMDGPU_GFX_PIPE_PRIO_MAX
};
#define AMDGPU_GFX_QUEUE_PRIORITY_MINIMUM 0
#define AMDGPU_GFX_QUEUE_PRIORITY_MAXIMUM 15
struct amdgpu_mec {
struct amdgpu_bo *hpd_eop_obj;
u64 hpd_eop_gpu_addr;
struct amdgpu_bo *mec_fw_obj;
u64 mec_fw_gpu_addr;
u32 num_mec;
u32 num_pipe_per_mec;
u32 num_queue_per_pipe;
void *mqd_backup[AMDGPU_MAX_COMPUTE_RINGS + 1];
/* These are the resources for which amdgpu takes ownership */
DECLARE_BITMAP(queue_bitmap, AMDGPU_MAX_COMPUTE_QUEUES);
};
enum amdgpu_unmap_queues_action {
PREEMPT_QUEUES = 0,
RESET_QUEUES,
DISABLE_PROCESS_QUEUES,
PREEMPT_QUEUES_NO_UNMAP,
};
struct kiq_pm4_funcs {
/* Support ASIC-specific kiq pm4 packets*/
void (*kiq_set_resources)(struct amdgpu_ring *kiq_ring,
uint64_t queue_mask);
void (*kiq_map_queues)(struct amdgpu_ring *kiq_ring,
struct amdgpu_ring *ring);
void (*kiq_unmap_queues)(struct amdgpu_ring *kiq_ring,
struct amdgpu_ring *ring,
enum amdgpu_unmap_queues_action action,
u64 gpu_addr, u64 seq);
void (*kiq_query_status)(struct amdgpu_ring *kiq_ring,
struct amdgpu_ring *ring,
u64 addr,
u64 seq);
void (*kiq_invalidate_tlbs)(struct amdgpu_ring *kiq_ring,
uint16_t pasid, uint32_t flush_type,
bool all_hub);
/* Packet sizes */
int set_resources_size;
int map_queues_size;
int unmap_queues_size;
int query_status_size;
int invalidate_tlbs_size;
};
struct amdgpu_kiq {
u64 eop_gpu_addr;
struct amdgpu_bo *eop_obj;
spinlock_t ring_lock;
struct amdgpu_ring ring;
struct amdgpu_irq_src irq;
const struct kiq_pm4_funcs *pmf;
};
/*
* GPU scratch registers structures, functions & helpers
*/
struct amdgpu_scratch {
unsigned num_reg;
uint32_t reg_base;
uint32_t free_mask;
};
/*
* GFX configurations
*/
#define AMDGPU_GFX_MAX_SE 4
#define AMDGPU_GFX_MAX_SH_PER_SE 2
struct amdgpu_rb_config {
uint32_t rb_backend_disable;
uint32_t user_rb_backend_disable;
uint32_t raster_config;
uint32_t raster_config_1;
};
struct gb_addr_config {
uint16_t pipe_interleave_size;
uint8_t num_pipes;
uint8_t max_compress_frags;
uint8_t num_banks;
uint8_t num_se;
uint8_t num_rb_per_se;
uint8_t num_pkrs;
};
struct amdgpu_gfx_config {
unsigned max_shader_engines;
unsigned max_tile_pipes;
unsigned max_cu_per_sh;
unsigned max_sh_per_se;
unsigned max_backends_per_se;
unsigned max_texture_channel_caches;
unsigned max_gprs;
unsigned max_gs_threads;
unsigned max_hw_contexts;
unsigned sc_prim_fifo_size_frontend;
unsigned sc_prim_fifo_size_backend;
unsigned sc_hiz_tile_fifo_size;
unsigned sc_earlyz_tile_fifo_size;
unsigned num_tile_pipes;
unsigned backend_enable_mask;
unsigned mem_max_burst_length_bytes;
unsigned mem_row_size_in_kb;
unsigned shader_engine_tile_size;
unsigned num_gpus;
unsigned multi_gpu_tile_size;
unsigned mc_arb_ramcfg;
unsigned num_banks;
unsigned num_ranks;
unsigned gb_addr_config;
unsigned num_rbs;
unsigned gs_vgt_table_depth;
unsigned gs_prim_buffer_depth;
uint32_t tile_mode_array[32];
uint32_t macrotile_mode_array[16];
struct gb_addr_config gb_addr_config_fields;
struct amdgpu_rb_config rb_config[AMDGPU_GFX_MAX_SE][AMDGPU_GFX_MAX_SH_PER_SE];
/* gfx configure feature */
uint32_t double_offchip_lds_buf;
/* cached value of DB_DEBUG2 */
uint32_t db_debug2;
/* gfx10 specific config */
uint32_t num_sc_per_sh;
uint32_t num_packer_per_sc;
uint32_t pa_sc_tile_steering_override;
uint64_t tcc_disabled_mask;
};
struct amdgpu_cu_info {
uint32_t simd_per_cu;
uint32_t max_waves_per_simd;
uint32_t wave_front_size;
uint32_t max_scratch_slots_per_cu;
uint32_t lds_size;
/* total active CU number */
uint32_t number;
uint32_t ao_cu_mask;
uint32_t ao_cu_bitmap[4][4];
uint32_t bitmap[4][4];
};
struct amdgpu_gfx_funcs {
/* get the gpu clock counter */
uint64_t (*get_gpu_clock_counter)(struct amdgpu_device *adev);
void (*select_se_sh)(struct amdgpu_device *adev, u32 se_num,
u32 sh_num, u32 instance);
void (*read_wave_data)(struct amdgpu_device *adev, uint32_t simd,
uint32_t wave, uint32_t *dst, int *no_fields);
void (*read_wave_vgprs)(struct amdgpu_device *adev, uint32_t simd,
uint32_t wave, uint32_t thread, uint32_t start,
uint32_t size, uint32_t *dst);
void (*read_wave_sgprs)(struct amdgpu_device *adev, uint32_t simd,
uint32_t wave, uint32_t start, uint32_t size,
uint32_t *dst);
void (*select_me_pipe_q)(struct amdgpu_device *adev, u32 me, u32 pipe,
u32 queue, u32 vmid);
int (*ras_error_inject)(struct amdgpu_device *adev, void *inject_if);
int (*query_ras_error_count) (struct amdgpu_device *adev, void *ras_error_status);
void (*reset_ras_error_count) (struct amdgpu_device *adev);
void (*init_spm_golden)(struct amdgpu_device *adev);
void (*query_ras_error_status) (struct amdgpu_device *adev);
};
struct sq_work {
struct work_struct work;
unsigned ih_data;
};
struct amdgpu_pfp {
struct amdgpu_bo *pfp_fw_obj;
uint64_t pfp_fw_gpu_addr;
uint32_t *pfp_fw_ptr;
};
struct amdgpu_ce {
struct amdgpu_bo *ce_fw_obj;
uint64_t ce_fw_gpu_addr;
uint32_t *ce_fw_ptr;
};
struct amdgpu_me {
struct amdgpu_bo *me_fw_obj;
uint64_t me_fw_gpu_addr;
uint32_t *me_fw_ptr;
uint32_t num_me;
uint32_t num_pipe_per_me;
uint32_t num_queue_per_pipe;
void *mqd_backup[AMDGPU_MAX_GFX_RINGS];
/* These are the resources for which amdgpu takes ownership */
DECLARE_BITMAP(queue_bitmap, AMDGPU_MAX_GFX_QUEUES);
};
struct amdgpu_gfx {
struct mutex gpu_clock_mutex;
struct amdgpu_gfx_config config;
struct amdgpu_rlc rlc;
struct amdgpu_pfp pfp;
struct amdgpu_ce ce;
struct amdgpu_me me;
struct amdgpu_mec mec;
struct amdgpu_kiq kiq;
struct amdgpu_scratch scratch;
const struct firmware *me_fw; /* ME firmware */
uint32_t me_fw_version;
const struct firmware *pfp_fw; /* PFP firmware */
uint32_t pfp_fw_version;
const struct firmware *ce_fw; /* CE firmware */
uint32_t ce_fw_version;
const struct firmware *rlc_fw; /* RLC firmware */
uint32_t rlc_fw_version;
const struct firmware *mec_fw; /* MEC firmware */
uint32_t mec_fw_version;
const struct firmware *mec2_fw; /* MEC2 firmware */
uint32_t mec2_fw_version;
uint32_t me_feature_version;
uint32_t ce_feature_version;
uint32_t pfp_feature_version;
uint32_t rlc_feature_version;
uint32_t rlc_srlc_fw_version;
uint32_t rlc_srlc_feature_version;
uint32_t rlc_srlg_fw_version;
uint32_t rlc_srlg_feature_version;
uint32_t rlc_srls_fw_version;
uint32_t rlc_srls_feature_version;
uint32_t mec_feature_version;
uint32_t mec2_feature_version;
bool mec_fw_write_wait;
bool me_fw_write_wait;
bool cp_fw_write_wait;
struct amdgpu_ring gfx_ring[AMDGPU_MAX_GFX_RINGS];
unsigned num_gfx_rings;
struct amdgpu_ring compute_ring[AMDGPU_MAX_COMPUTE_RINGS];
unsigned num_compute_rings;
struct amdgpu_irq_src eop_irq;
struct amdgpu_irq_src priv_reg_irq;
struct amdgpu_irq_src priv_inst_irq;
struct amdgpu_irq_src cp_ecc_error_irq;
struct amdgpu_irq_src sq_irq;
struct sq_work sq_work;
/* gfx status */
uint32_t gfx_current_status;
/* ce ram size*/
unsigned ce_ram_size;
struct amdgpu_cu_info cu_info;
const struct amdgpu_gfx_funcs *funcs;
/* reset mask */
uint32_t grbm_soft_reset;
uint32_t srbm_soft_reset;
/* gfx off */
bool gfx_off_state; /* true: enabled, false: disabled */
struct mutex gfx_off_mutex;
uint32_t gfx_off_req_count; /* default 1, enable gfx off: dec 1, disable gfx off: add 1 */
struct delayed_work gfx_off_delay_work;
/* pipe reservation */
struct mutex pipe_reserve_mutex;
DECLARE_BITMAP (pipe_reserve_bitmap, AMDGPU_MAX_COMPUTE_QUEUES);
/*ras */
struct ras_common_if *ras_if;
};
#define amdgpu_gfx_get_gpu_clock_counter(adev) (adev)->gfx.funcs->get_gpu_clock_counter((adev))
#define amdgpu_gfx_select_se_sh(adev, se, sh, instance) (adev)->gfx.funcs->select_se_sh((adev), (se), (sh), (instance))
#define amdgpu_gfx_select_me_pipe_q(adev, me, pipe, q, vmid) (adev)->gfx.funcs->select_me_pipe_q((adev), (me), (pipe), (q), (vmid))
#define amdgpu_gfx_init_spm_golden(adev) (adev)->gfx.funcs->init_spm_golden((adev))
/**
* amdgpu_gfx_create_bitmask - create a bitmask
*
* @bit_width: length of the mask
*
* create a variable length bit mask.
* Returns the bitmask.
*/
static inline u32 amdgpu_gfx_create_bitmask(u32 bit_width)
{
return (u32)((1ULL << bit_width) - 1);
}
int amdgpu_gfx_scratch_get(struct amdgpu_device *adev, uint32_t *reg);
void amdgpu_gfx_scratch_free(struct amdgpu_device *adev, uint32_t reg);
void amdgpu_gfx_parse_disable_cu(unsigned *mask, unsigned max_se,
unsigned max_sh);
int amdgpu_gfx_kiq_init_ring(struct amdgpu_device *adev,
struct amdgpu_ring *ring,
struct amdgpu_irq_src *irq);
void amdgpu_gfx_kiq_free_ring(struct amdgpu_ring *ring);
void amdgpu_gfx_kiq_fini(struct amdgpu_device *adev);
int amdgpu_gfx_kiq_init(struct amdgpu_device *adev,
unsigned hpd_size);
int amdgpu_gfx_mqd_sw_init(struct amdgpu_device *adev,
unsigned mqd_size);
void amdgpu_gfx_mqd_sw_fini(struct amdgpu_device *adev);
int amdgpu_gfx_disable_kcq(struct amdgpu_device *adev);
int amdgpu_gfx_enable_kcq(struct amdgpu_device *adev);
void amdgpu_gfx_compute_queue_acquire(struct amdgpu_device *adev);
void amdgpu_gfx_graphics_queue_acquire(struct amdgpu_device *adev);
int amdgpu_gfx_mec_queue_to_bit(struct amdgpu_device *adev, int mec,
int pipe, int queue);
void amdgpu_queue_mask_bit_to_mec_queue(struct amdgpu_device *adev, int bit,
int *mec, int *pipe, int *queue);
bool amdgpu_gfx_is_mec_queue_enabled(struct amdgpu_device *adev, int mec,
int pipe, int queue);
bool amdgpu_gfx_is_high_priority_compute_queue(struct amdgpu_device *adev,
int queue);
int amdgpu_gfx_me_queue_to_bit(struct amdgpu_device *adev, int me,
int pipe, int queue);
void amdgpu_gfx_bit_to_me_queue(struct amdgpu_device *adev, int bit,
int *me, int *pipe, int *queue);
bool amdgpu_gfx_is_me_queue_enabled(struct amdgpu_device *adev, int me,
int pipe, int queue);
void amdgpu_gfx_off_ctrl(struct amdgpu_device *adev, bool enable);
int amdgpu_get_gfx_off_status(struct amdgpu_device *adev, uint32_t *value);
int amdgpu_gfx_ras_late_init(struct amdgpu_device *adev);
void amdgpu_gfx_ras_fini(struct amdgpu_device *adev);
int amdgpu_gfx_process_ras_data_cb(struct amdgpu_device *adev,
void *err_data,
struct amdgpu_iv_entry *entry);
int amdgpu_gfx_cp_ecc_error_irq(struct amdgpu_device *adev,
struct amdgpu_irq_src *source,
struct amdgpu_iv_entry *entry);
uint32_t amdgpu_kiq_rreg(struct amdgpu_device *adev, uint32_t reg);
void amdgpu_kiq_wreg(struct amdgpu_device *adev, uint32_t reg, uint32_t v);
#endif
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