diff --git a/drivers/usb/gadget/u_phonet.h b/drivers/usb/gadget/u_phonet.h
index 459ee32..1ff5ad5 100644
--- a/drivers/usb/gadget/u_phonet.h
+++ b/drivers/usb/gadget/u_phonet.h
@@ -14,6 +14,15 @@
 #include <linux/usb/composite.h>
 #include <linux/usb/cdc.h>
 
+struct f_phonet_opts {
+	struct usb_function_instance func_inst;
+	bool bound;
+	struct net_device *net;
+};
+
+struct net_device *gphonet_setup_default(void);
+void gphonet_set_gadget(struct net_device *net, struct usb_gadget *g);
+int gphonet_register_netdev(struct net_device *net);
 struct net_device *gphonet_setup(struct usb_gadget *gadget);
 int phonet_bind_config(struct usb_configuration *c, struct net_device *dev);
 void gphonet_cleanup(struct net_device *dev);