diff options
| author | Chunming Zhou <David1.Zhou@amd.com> | 2016-07-26 14:13:21 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2016-08-16 10:40:01 -0400 |
| commit | e7893c4bd34b9d2f942d77666656efaa084a3f87 (patch) | |
| tree | 526fb34d81ea8e1538bc65a8f2e259273c98e924 /drivers/gpu/drm/amd/amdgpu/amdgpu.h | |
| parent | f4a7f127d9151683ca806f1c73cfbc72f268d62e (diff) | |
drm/amdgpu: add shadow bo support V2
shadow bo is the shadow of a bo, which is always in GTT,
which can be used to backup the original bo.
V2:
reference shadow parent, shadow bo will be freed by who allocted him.
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index c54f5b962b80..26f6028bb72b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -505,6 +505,7 @@ struct amdgpu_bo { struct amdgpu_device *adev; struct drm_gem_object gem_base; struct amdgpu_bo *parent; + struct amdgpu_bo *shadow; struct ttm_bo_kmap_obj dma_buf_vmap; struct amdgpu_mn *mn; |