Re: [PATCH 1/4] drm/amdgpu: Move flush VCE idle_work during HW fini

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Right, they will cover my use case, when are they landing ? I rebased today and haven't seen them.

Andrey

On 2021-08-24 9:41 p.m., Quan, Evan wrote:
[AMD Official Use Only]

Hi Andrey,

I sent out a similar patch set to address S3 issue. And I believe it should be able to address the issue here too.
https://lists.freedesktop.org/archives/amd-gfx/2021-August/067972.html
https://lists.freedesktop.org/archives/amd-gfx/2021-August/067967.html

BR
Evan
-----Original Message-----
From: amd-gfx <amd-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx> On Behalf Of
Andrey Grodzovsky
Sent: Wednesday, August 25, 2021 5:01 AM
To: dri-devel@xxxxxxxxxxxxxxxxxxxxx; amd-gfx@xxxxxxxxxxxxxxxxxxxxx
Cc: ckoenig.leichtzumerken@xxxxxxxxx; Grodzovsky, Andrey
<Andrey.Grodzovsky@xxxxxxx>
Subject: [PATCH 1/4] drm/amdgpu: Move flush VCE idle_work during HW fini

Attepmts to powergate after device is removed lead to crash.

Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@xxxxxxx>
---
  drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c | 1 -
  drivers/gpu/drm/amd/amdgpu/vce_v2_0.c   | 4 ++++
  drivers/gpu/drm/amd/amdgpu/vce_v3_0.c   | 5 ++++-
  drivers/gpu/drm/amd/amdgpu/vce_v4_0.c   | 2 ++
  4 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
index 1ae7f824adc7..8e8dee9fac9f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
@@ -218,7 +218,6 @@ int amdgpu_vce_sw_fini(struct amdgpu_device
*adev)
  	if (adev->vce.vcpu_bo == NULL)
  		return 0;

-	cancel_delayed_work_sync(&adev->vce.idle_work);
  	drm_sched_entity_destroy(&adev->vce.entity);

  	amdgpu_bo_free_kernel(&adev->vce.vcpu_bo, &adev-
vce.gpu_addr,
diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c
b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c
index c7d28c169be5..716dfdd020b4 100644
--- a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c
@@ -477,6 +477,10 @@ static int vce_v2_0_hw_init(void *handle)

  static int vce_v2_0_hw_fini(void *handle)
  {
+	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+	cancel_delayed_work_sync(&adev->vce.idle_work);
+
  	return 0;
  }

diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
index 3b82fb289ef6..49581c6e0cea 100644
--- a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
@@ -495,7 +495,10 @@ static int vce_v3_0_hw_fini(void *handle)
  		return r;

  	vce_v3_0_stop(adev);
-	return vce_v3_0_set_clockgating_state(adev,
AMD_CG_STATE_GATE);
+	r =  vce_v3_0_set_clockgating_state(adev, AMD_CG_STATE_GATE);
+	cancel_delayed_work_sync(&adev->vce.idle_work);
+
+	return r;
  }

  static int vce_v3_0_suspend(void *handle)
diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c
b/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c
index 90910d19db12..3297405fd32d 100644
--- a/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c
@@ -550,6 +550,8 @@ static int vce_v4_0_hw_fini(void *handle)
  		DRM_DEBUG("For SRIOV client, shouldn't do anything.\n");
  	}

+	cancel_delayed_work_sync(&adev->vce.idle_work);
+
  	return 0;
  }

--
2.25.1



[Index of Archives]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux