Add cancel_delayed_work_sync before set power gating state
to avoid race condition issue when power gating.

Signed-off-by: James Zhu <[email protected]>
---
 drivers/gpu/drm/amd/amdgpu/jpeg_v2_5.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v2_5.c 
b/drivers/gpu/drm/amd/amdgpu/jpeg_v2_5.c
index 938ef4c..46096ad 100644
--- a/drivers/gpu/drm/amd/amdgpu/jpeg_v2_5.c
+++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v2_5.c
@@ -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);
-- 
2.7.4

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