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drm/amdgpu: Handling of amdgpu_device_resume return value for graceful teardown

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The runtime resume PM op disregards the return value from
amdgpu_device_resume(), masking errors for failed resumes at the PM
layer.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Pavan Kumar Ramayanam <pavan.ramayanam@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Pavan Kumar Ramayanam 2021-04-27 10:21:18 +05:30 committed by Alex Deucher
parent db7f1e0140
commit 8e4d5d43cc
1 changed files with 3 additions and 0 deletions
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3
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
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@ -1574,6 +1574,9 @@ static int amdgpu_pmops_runtime_resume(struct device *dev)
amdgpu_device_baco_exit(drm_dev);
}
ret = amdgpu_device_resume(drm_dev, false);
if (ret)
return ret;
if (amdgpu_device_supports_px(drm_dev))
drm_dev->switch_power_state = DRM_SWITCH_POWER_ON;
adev->in_runpm = false;