otherwise, uvd block will be never powered up in ring begin_use() callback. uvd ring test will be fail in resume in rumtime pm. Change-Id: Ic623e789cc682ea07af228898f9aaf22511bbe20 Signed-off-by: Jim Qu <Jim.Qu at amd.com> --- drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c index 89d59fd..e444847 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c @@ -346,6 +346,8 @@ int amdgpu_uvd_resume(struct amdgpu_device *adev) ptr += le32_to_cpu(hdr->ucode_size_bytes); } memset_io(ptr, 0, size); + /* to restore uvd fence seq */ + amdgpu_fence_driver_force_completion(&adev->uvd.ring); } return 0; -- 1.9.1
