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drm/amdgpu: add AMDGPU_BO_INVALID_OFFSET

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An invalid offset to be used by custom VRAM/GGT manager when we
don't have an offset for an BO.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2016-09-07 15:10:44 +02:00
committed by Alex Deucher
parent aa29040b43
commit 9702d40dd3
2 changed files with 3 additions and 0 deletions
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1
drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
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@@ -956,6 +956,7 @@ u64 amdgpu_bo_gpu_offset(struct amdgpu_bo *bo)
!amdgpu_ttm_is_bound(bo->tbo.ttm));
WARN_ON_ONCE(!ww_mutex_is_locked(&bo->tbo.resv->lock) &&
!bo->pin_count);
WARN_ON_ONCE(bo->tbo.mem.start == AMDGPU_BO_INVALID_OFFSET);
return bo->tbo.offset;
}