diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h
index a1a1e7a..da511ee 100644
--- a/include/linux/usb/otg.h
+++ b/include/linux/usb/otg.h
@@ -66,6 +66,7 @@
 
 	u8			default_a;
 	enum usb_otg_state	state;
+	enum usb_xceiv_events	last_event;
 
 	struct usb_bus		*host;
 	struct usb_gadget	*gadget;