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| /openbmc/linux/drivers/gpu/drm/amd/amdgpu/ |
| H A D | amdgpu_vce.c | diff 61ea6f5831974ebd1a57baffd7cc30600a2e26fc Thu Sep 27 07:48:39 CDT 2018 Rex Zhu <Rex.Zhu@amd.com> drm/amdgpu: Fix vce work queue was not cancelled when suspend
The vce cancel_delayed_work_sync never be called.
driver call the function in error path.
This caused the A+A suspend hang when runtime pm enebled.
As we will visit the smu in the idle queue. this will cause
smu hang because the dgpu has been suspend, and the dgpu also
will be waked up. As the smu has been hang, so the dgpu resume
will failed.
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
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| H A D | amdgpu_vcn.c | diff 61ea6f5831974ebd1a57baffd7cc30600a2e26fc Thu Sep 27 07:48:39 CDT 2018 Rex Zhu <Rex.Zhu@amd.com> drm/amdgpu: Fix vce work queue was not cancelled when suspend
The vce cancel_delayed_work_sync never be called.
driver call the function in error path.
This caused the A+A suspend hang when runtime pm enebled.
As we will visit the smu in the idle queue. this will cause
smu hang because the dgpu has been suspend, and the dgpu also
will be waked up. As the smu has been hang, so the dgpu resume
will failed.
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
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