It could be got by amdgpu_bo_gpu_offset() if need
Signed-off-by: NJunwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: NMichel Dänzer <michel.daenzer@amd.com>
Reviewed-by: NChristian König <christian.koenig@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>