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drm/amdgpu: add debugfs amdgpu_reset_level

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Introduce amdgpu_reset_level debugfs in order to help debug and
test specific type of reset. Also helps blocking unwanted type of
resets.

By default, mode2 reset will not be enabled

v2: make this debugfs in adev and use debugfs_create_u32

Signed-off-by: Victor Zhao <Victor.Zhao@amd.com>
Acked-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Victor Zhao
2022-06-14 10:48:11 +08:00
committed by Alex Deucher
parent dac6b80818
commit 5bd8d53f6f
4 changed files with 18 additions and 0 deletions
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5
drivers/gpu/drm/amd/amdgpu/amdgpu.h
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@@ -274,6 +274,9 @@ extern int amdgpu_vcnfw_log;
#define AMDGPU_RESET_VCE (1 << 13)
#define AMDGPU_RESET_VCE1 (1 << 14)
#define AMDGPU_RESET_LEVEL_SOFT_RECOVERY (1 << 0)
#define AMDGPU_RESET_LEVEL_MODE2 (1 << 1)
/* max cursor sizes (in pixels) */
#define CIK_CURSOR_WIDTH 128
#define CIK_CURSOR_HEIGHT 128
@@ -1060,6 +1063,8 @@ struct amdgpu_device {
uint32_t scpm_status;
struct work_struct reset_work;
uint32_t amdgpu_reset_level_mask;
};
static inline struct amdgpu_device *drm_to_adev(struct drm_device *ddev)