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| author | Alex Deucher <alexander.deucher@amd.com> | 2017-09-28 16:47:32 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-09-28 23:03:20 +0300 |
| commit | e23b74aab5dc48d3e508a2bc171ccd152fb03803 (patch) | |
| tree | b715c0cff8755ec4f0b51bc696080e982e881bb7 /drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h | |
| parent | 6f87a895709eecc1542fe947e349364ad061ac00 (diff) | |
| download | linux-e23b74aab5dc48d3e508a2bc171ccd152fb03803.tar.xz | |
drm/amdgpu: fix vf error handling
The error handling for virtual functions assumed a single
vf per VM and didn't properly account for bare metal. Make
the error arrays per device and add locking.
Reviewed-by: Gavin Wan <gavin.wan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h index afcfb8bcfb65..e5fd0ff6b29d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h @@ -36,6 +36,18 @@ struct amdgpu_mm_table { uint64_t gpu_addr; }; +#define AMDGPU_VF_ERROR_ENTRY_SIZE 16 + +/* struct error_entry - amdgpu VF error information. */ +struct amdgpu_vf_error_buffer { + struct mutex lock; + int read_count; + int write_count; + uint16_t code[AMDGPU_VF_ERROR_ENTRY_SIZE]; + uint16_t flags[AMDGPU_VF_ERROR_ENTRY_SIZE]; + uint64_t data[AMDGPU_VF_ERROR_ENTRY_SIZE]; +}; + /** * struct amdgpu_virt_ops - amdgpu device virt operations */ @@ -59,6 +71,7 @@ struct amdgpu_virt { struct work_struct flr_work; struct amdgpu_mm_table mm_table; const struct amdgpu_virt_ops *ops; + struct amdgpu_vf_error_buffer vf_errors; }; #define AMDGPU_CSA_SIZE (8 * 1024) |