[PATCH 2/2] drm/amgpu: Check return value of amdgpu_device_baco_enter/exit

[Ma Jun]

Check return value of amdgpu_device_baco_enter/exit and print
warning message because these errors may cause runtime resume failure

Signed-off-by: Ma Jun <jun....@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index 8b83c26dc018..11e089cfb465 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -2705,7 +2705,9 @@ static int amdgpu_pmops_runtime_suspend(struct device 
*dev)
        } else if (adev->pm.rpm_mode == AMDGPU_RUNPM_BOCO) {
                /* nothing to do */
        } else if (adev->pm.rpm_mode == AMDGPU_RUNPM_BACO) {
-               amdgpu_device_baco_enter(drm_dev);
+               ret = amdgpu_device_baco_enter(drm_dev);
+               if (ret)
+                       dev_warn(&pdev->dev, "warning: device fails to enter 
baco. ret=%d\n", ret);
        }
 
        dev_dbg(&pdev->dev, "asic/device is runtime suspended\n");
@@ -2745,7 +2747,9 @@ static int amdgpu_pmops_runtime_resume(struct device *dev)
                 */
                pci_set_master(pdev);
        } else if (adev->pm.rpm_mode == AMDGPU_RUNPM_BACO) {
-               amdgpu_device_baco_exit(drm_dev);
+               ret = amdgpu_device_baco_exit(drm_dev);
+               if (ret)
+                       dev_warn(&pdev->dev, "warning: device fails to exit 
from baco. ret=%d\n", ret);
        }
        ret = amdgpu_device_resume(drm_dev, false);
        if (ret) {
-- 
2.34.1