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| author | Oak Zeng <Oak.Zeng@amd.com> | 2018-12-17 19:42:58 -0600 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-01-25 16:15:34 -0500 |
| commit | fd4855409f6ebe015406cd2b2ffa4fee4cd1f4a7 (patch) | |
| tree | 1d1085140b0476a064c10907b62b65b00d1ad724 /drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell.h | |
| parent | 1f46df61a148da7263165079b4874d61525c8ae1 (diff) | |
| download | linux-stable-fd4855409f6ebe015406cd2b2ffa4fee4cd1f4a7.tar.gz linux-stable-fd4855409f6ebe015406cd2b2ffa4fee4cd1f4a7.tar.bz2 linux-stable-fd4855409f6ebe015406cd2b2ffa4fee4cd1f4a7.zip | |
drm/amdgpu: Add per device sdma_doorbell_range field
Different ASIC has different sdma doorbell range. Add
a per device sdma_doorbell_range field and initialize
it.
Signed-off-by: Oak Zeng <Oak.Zeng@amd.com>
Reviewed-by: Philip Yang <Philip.Yang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell.h index 35a0c05f454c..1cfec06f81d4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell.h @@ -72,6 +72,8 @@ struct amdgpu_doorbell_index { } uvd_vce; }; uint32_t max_assignment; + /* Per engine SDMA doorbell size in dword */ + uint32_t sdma_doorbell_range; }; typedef enum _AMDGPU_DOORBELL_ASSIGNMENT |