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drm/amdgpu: when resume failed, return error to avoid system hang. 

Continuing if the GPU fails to resume will end in pain.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
hifive-unleashed-5.1
Rex Zhu 2017-03-30 13:21:01 +08:00 committed by Alex Deucher
parent a9f87f6452
commit e6707218f7
1 changed files with 3 additions and 2 deletions
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5
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@ -2249,9 +2249,10 @@ int amdgpu_device_resume(struct drm_device *dev, bool resume, bool fbcon)
}
r = amdgpu_resume(adev);
if (r)
if (r) {
DRM_ERROR("amdgpu_resume failed (%d).\n", r);
return r;
}
amdgpu_fence_driver_resume(adev);
if (resume) {