diff options
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | 35 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h | 14 |
2 files changed, 49 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c index 9be8cafdcecc..4ed69fcfe9c1 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c @@ -1416,3 +1416,38 @@ void amdgpu_gfx_sysfs_fini(struct amdgpu_device *adev) device_remove_file(adev->dev, &dev_attr_current_compute_partition); device_remove_file(adev->dev, &dev_attr_available_compute_partition); } + +int amdgpu_gfx_cleaner_shader_sw_init(struct amdgpu_device *adev, + unsigned int cleaner_shader_size) +{ + if (!adev->gfx.enable_cleaner_shader) + return -EOPNOTSUPP; + + return amdgpu_bo_create_kernel(adev, cleaner_shader_size, PAGE_SIZE, + AMDGPU_GEM_DOMAIN_VRAM | AMDGPU_GEM_DOMAIN_GTT, + &adev->gfx.cleaner_shader_obj, + &adev->gfx.cleaner_shader_gpu_addr, + (void **)&adev->gfx.cleaner_shader_cpu_ptr); +} + +void amdgpu_gfx_cleaner_shader_sw_fini(struct amdgpu_device *adev) +{ + if (!adev->gfx.enable_cleaner_shader) + return; + + amdgpu_bo_free_kernel(&adev->gfx.cleaner_shader_obj, + &adev->gfx.cleaner_shader_gpu_addr, + (void **)&adev->gfx.cleaner_shader_cpu_ptr); +} + +void amdgpu_gfx_cleaner_shader_init(struct amdgpu_device *adev, + unsigned int cleaner_shader_size, + const void *cleaner_shader_ptr) +{ + if (!adev->gfx.enable_cleaner_shader) + return; + + if (adev->gfx.cleaner_shader_cpu_ptr && cleaner_shader_ptr) + memcpy_toio(adev->gfx.cleaner_shader_cpu_ptr, cleaner_shader_ptr, + cleaner_shader_size); +} diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h index 17b945b545b4..09379ef7388f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h @@ -446,6 +446,14 @@ struct amdgpu_gfx { uint32_t *ip_dump_gfx_queues; struct mutex reset_sem_mutex; + + /* cleaner shader */ + struct amdgpu_bo *cleaner_shader_obj; + unsigned int cleaner_shader_size; + u64 cleaner_shader_gpu_addr; + void *cleaner_shader_cpu_ptr; + const void *cleaner_shader_ptr; + bool enable_cleaner_shader; }; struct amdgpu_gfx_ras_reg_entry { @@ -547,6 +555,12 @@ void amdgpu_gfx_ras_error_func(struct amdgpu_device *adev, void *ras_error_status, void (*func)(struct amdgpu_device *adev, void *ras_error_status, int xcc_id)); +int amdgpu_gfx_cleaner_shader_sw_init(struct amdgpu_device *adev, + unsigned int cleaner_shader_size); +void amdgpu_gfx_cleaner_shader_sw_fini(struct amdgpu_device *adev); +void amdgpu_gfx_cleaner_shader_init(struct amdgpu_device *adev, + unsigned int cleaner_shader_size, + const void *cleaner_shader_ptr); static inline const char *amdgpu_gfx_compute_mode_desc(int mode) { |