diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_object.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index fc720603b970..6d08cde8443c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -175,13 +175,15 @@ void amdgpu_ttm_placement_from_domain(struct amdgpu_bo *abo, u32 domain) * @size: size for the new BO * @align: alignment for the new BO * @domain: where to place it - * @bo_ptr: resulting BO + * @bo_ptr: used to initialize BOs in structures * @gpu_addr: GPU addr of the pinned BO * @cpu_addr: optional CPU address mapping * * Allocates and pins a BO for kernel internal use, and returns it still * reserved. * + * Note: For bo_ptr new BO is only created if bo_ptr points to NULL. + * * Returns 0 on success, negative error code otherwise. */ int amdgpu_bo_create_reserved(struct amdgpu_device *adev, @@ -244,12 +246,14 @@ error_free: * @size: size for the new BO * @align: alignment for the new BO * @domain: where to place it - * @bo_ptr: resulting BO + * @bo_ptr: used to initialize BOs in structures * @gpu_addr: GPU addr of the pinned BO * @cpu_addr: optional CPU address mapping * * Allocates and pins a BO for kernel internal use. * + * Note: For bo_ptr new BO is only created if bo_ptr points to NULL. + * * Returns 0 on success, negative error code otherwise. */ int amdgpu_bo_create_kernel(struct amdgpu_device *adev, |