diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c
index d39aea2..7397beb 100644
--- a/drivers/gpu/drm/i915/intel_overlay.c
+++ b/drivers/gpu/drm/i915/intel_overlay.c
@@ -1375,6 +1375,8 @@ void intel_setup_overlay(struct drm_device *dev)
 		overlay->flip_addr = overlay->reg_bo->phys_obj->handle->busaddr;
 	}
 
+	printk("overlay flip address: %p\n", overlay->flip_addr);
+
 	/* init all values */
 	overlay->color_key = 0x0101fe;
 	overlay->brightness = -19;