diff --git a/drivers/base/base.h b/drivers/base/base.h
index fccf954..2cbc677 100644
--- a/drivers/base/base.h
+++ b/drivers/base/base.h
@@ -119,6 +119,11 @@
 	return drv->bus->match ? drv->bus->match(dev, drv) : 1;
 }
 
+extern int driver_add_groups(struct device_driver *drv,
+			     const struct attribute_group **groups);
+extern void driver_remove_groups(struct device_driver *drv,
+				 const struct attribute_group **groups);
+
 extern int device_add_groups(struct device *dev,
 			     const struct attribute_group **groups);
 extern void device_remove_groups(struct device *dev,