Commit cf32515a authored by Yang Wang's avatar Yang Wang Committed by Alex Deucher
Browse files

drm/amd/pm: refine amdgpu pm sysfs node error code 



v1:
Returns different error codes based on the scenario to help the user app understand
the AMDGPU device status when an exception occurs.

v2:
change -NODEV to -EBUSY.

Signed-off-by: default avatarYang Wang <kevinyang.wang@amd.com>
Reviewed-by: default avatarLijo Lazar <lijo.lazar@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent bddf3094

drivers/gpu/drm/amd/pm/amdgpu_pm.c

+3 −2
Original line number Diff line number Diff line
@@ -110,9 +110,10 @@ static int amdgpu_pm_dev_state_check(struct amdgpu_device *adev, bool runpm) 
	bool runpm_check = runpm ? adev->in_runpm : false;



	if (amdgpu_in_reset(adev))

		return -EPERM;

		return -EBUSY;



	if (adev->in_suspend && !runpm_check)

		return -EPERM;

		return -EBUSY;



	return 0;

}