diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index ace9be8f6ff9..ae583c79c19f 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -1522,7 +1522,7 @@ static int i915_drm_suspend_late(struct drm_device *dev, bool hibernation)
 	return ret;
 }
 
-int i915_suspend_switcheroo(struct drm_device *dev, pm_message_t state)
+static int i915_suspend_switcheroo(struct drm_device *dev, pm_message_t state)
 {
 	int error;