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From: James Zhu <James.Zhu@amd.com>
To: amd-gfx@lists.freedesktop.org
Cc: jamesz@amd.com
Subject: [PATCH 7/7] drm/amdgpu/jpeg3: add cancel_delayed_work_sync before power gate
Date: Wed, 19 May 2021 12:22:38 -0400	[thread overview]
Message-ID: <1621441358-14685-7-git-send-email-James.Zhu@amd.com> (raw)
In-Reply-To: <1621441358-14685-1-git-send-email-James.Zhu@amd.com>

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>
---
 drivers/gpu/drm/amd/amdgpu/jpeg_v3_0.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v3_0.c b/drivers/gpu/drm/amd/amdgpu/jpeg_v3_0.c
index 94be353..bd77794 100644
--- a/drivers/gpu/drm/amd/amdgpu/jpeg_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v3_0.c
@@ -159,9 +159,9 @@ static int jpeg_v3_0_hw_init(void *handle)
 static int jpeg_v3_0_hw_fini(void *handle)
 {
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
-	struct amdgpu_ring *ring;
 
-	ring = &adev->jpeg.inst->ring_dec;
+	cancel_delayed_work_sync(&adev->vcn.idle_work);
+
 	if (adev->jpeg.cur_state != AMD_PG_STATE_GATE &&
 	      RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS))
 		jpeg_v3_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
-- 
2.7.4

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  parent reply	other threads:[~2021-05-19 16:23 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-19 16:22 [PATCH 1/7] drm/amdgpu/vcn1: add cancel_delayed_work_sync before power gate James Zhu
2021-05-19 16:22 ` [PATCH 2/7] drm/amdgpu/vcn2.0: " James Zhu
2021-05-19 16:22 ` [PATCH 3/7] drm/amdgpu/vcn2.5: " James Zhu
2021-05-19 16:22 ` [PATCH 4/7] drm/amdgpu/vcn3: " James Zhu
2021-05-19 16:22 ` [PATCH 5/7] drm/amdgpu/jpeg2.0: " James Zhu
2021-05-19 16:22 ` [PATCH 6/7] drm/amdgpu/jpeg2.5: " James Zhu
2021-05-19 16:22 ` James Zhu [this message]
2021-05-20 10:56 ` [PATCH 1/7] drm/amdgpu/vcn1: " Christian König
2021-05-20 13:51 ` Leo Liu

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