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drm/amdgpu/jpeg2.5: add cancel_delayed_work_sync before power gate 

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
This commit is contained in:
James Zhu 2021-05-19 12:04:38 -04:00 committed by Alex Deucher
parent ff48f6dbf0
commit 23f10a571d
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/amd/amdgpu/jpeg_v2_5.c
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@ -187,14 +187,14 @@ static int jpeg_v2_5_hw_init(void *handle)
static int jpeg_v2_5_hw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
struct amdgpu_ring *ring;
int i;
cancel_delayed_work_sync(&adev->vcn.idle_work);
for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
if (adev->jpeg.harvest_config & (1 << i))
continue;
ring = &adev->jpeg.inst[i].ring_dec;
if (adev->jpeg.cur_state != AMD_PG_STATE_GATE &&
RREG32_SOC15(JPEG, i, mmUVD_JRBC_STATUS))
jpeg_v2_5_set_powergating_state(adev, AMD_PG_STATE_GATE);