Commit 3b1186fd authored Dec 18, 2017 by Jim Qu Committed by Alex Deucher Dec 18, 2017

drm/amdgpu: restore uvd fence seq in uvd resume



otherwise, uvd block will be never powered up in ring begin_use()
callback. uvd ring test will be fail in resume in rumtime pm.

Signed-off-by: Jim Qu <Jim.Qu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

parent 8daf94e9

drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -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;