On 2016年12月16日 01:10, Nicolai Hähnle wrote:
From: Nicolai Hähnle <nicolai.haeh...@amd.com> Signed-off-by: Nicolai Hähnle <nicolai.haeh...@amd.com>
Reviewed-by: Chunming Zhou <david1.z...@amd.com>
--- drivers/gpu/drm/amd/amdgpu/amdgpu_object.h | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h index 4306b2f..15a723a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h @@ -107,20 +107,29 @@ static inline unsigned amdgpu_bo_gpu_page_alignment(struct amdgpu_bo *bo) * amdgpu_bo_mmap_offset - return mmap offset of bo * @bo: amdgpu object for which we query the offset * * Returns mmap offset of the object. */ static inline u64 amdgpu_bo_mmap_offset(struct amdgpu_bo *bo) { return drm_vma_node_offset_addr(&bo->tbo.vma_node); }+/**+ * amdgpu_bo_gpu_accessible - return whether the bo is currently in memory that + * is accessible to the GPU. + */ +static inline bool amdgpu_bo_gpu_accessible(struct amdgpu_bo *bo) +{ + return bo->tbo.mem.mem_type != TTM_PL_SYSTEM; +} + int amdgpu_bo_create(struct amdgpu_device *adev, unsigned long size, int byte_align, bool kernel, u32 domain, u64 flags, struct sg_table *sg, struct reservation_object *resv, struct amdgpu_bo **bo_ptr); int amdgpu_bo_create_restricted(struct amdgpu_device *adev, unsigned long size, int byte_align, bool kernel, u32 domain, u64 flags, struct sg_table *sg,
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