diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c index f81338617c79..e0c4f7c7f1b9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c @@ -429,14 +429,22 @@ amdgpu_dma_buf_create_obj(struct drm_device *dev, struct dma_buf *dma_buf) { struct dma_resv *resv = dma_buf->resv; struct amdgpu_device *adev = drm_to_adev(dev); - struct amdgpu_bo *bo; struct drm_gem_object *gobj; + struct amdgpu_bo *bo; + uint64_t flags = 0; int ret; dma_resv_lock(resv, NULL); + + if (dma_buf->ops == &amdgpu_dmabuf_ops) { + struct amdgpu_bo *other = gem_to_amdgpu_bo(dma_buf->priv); + + flags |= other->flags & AMDGPU_GEM_CREATE_CPU_GTT_USWC; + } + ret = amdgpu_gem_object_create(adev, dma_buf->size, PAGE_SIZE, - AMDGPU_GEM_DOMAIN_CPU, - 0, ttm_bo_type_sg, resv, &gobj); + AMDGPU_GEM_DOMAIN_CPU, flags, + ttm_bo_type_sg, resv, &gobj); if (ret) goto error; |