diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
index d94e3495c9b208359a2c2717a39fe0847528f3a3..7e2043f4348ce5c7aac6e0517fbe200a841a000f 100644
--- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
+++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
@@ -94,7 +94,7 @@ static struct drm_driver hibmc_driver = {
 	.irq_handler		= hibmc_drm_interrupt,
 };
 
-static int hibmc_pm_suspend(struct device *dev)
+static int __maybe_unused hibmc_pm_suspend(struct device *dev)
 {
 	struct pci_dev *pdev = to_pci_dev(dev);
 	struct drm_device *drm_dev = pci_get_drvdata(pdev);
@@ -112,7 +112,7 @@ static int hibmc_pm_suspend(struct device *dev)
 	return 0;
 }
 
-static int hibmc_pm_resume(struct device *dev)
+static int  __maybe_unused hibmc_pm_resume(struct device *dev)
 {
 	struct pci_dev *pdev = to_pci_dev(dev);
 	struct drm_device *drm_dev = pci_get_drvdata(pdev);