| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.4 033/177] drm/amdgpu/vcn2.5: add cancel_delayed_work_sync before power gate | Date | Mon, 31 May 2021 15:13:10 +0200 |
| |
From: James Zhu <James.Zhu@amd.com>
commit 2fb536ea42d557f39f70c755f68e1aa1ad466c55 upstream.
Add cancel_delayed_work_sync before set power gating state to avoid race condition issue when power gating.
Signed-off-by: James Zhu <James.Zhu@amd.com> Reviewed-by: Leo Liu <leo.liu@amd.com> Acked-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c | 2 ++ 1 file changed, 2 insertions(+)
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c @@ -302,6 +302,8 @@ static int vcn_v2_5_hw_fini(void *handle struct amdgpu_ring *ring; int i; + cancel_delayed_work_sync(&adev->vcn.idle_work); + for (i = 0; i < adev->vcn.num_vcn_inst; ++i) { if (adev->vcn.harvest_config & (1 << i)) continue;
|