diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h
index f833d10..86e1cea 100644
--- a/include/linux/usb/composite.h
+++ b/include/linux/usb/composite.h
@@ -27,6 +27,15 @@
 #include <linux/usb/gadget.h>
 #include <usb/lin_gadget_compat.h>
 
+/*
+ * USB function drivers should return USB_GADGET_DELAYED_STATUS if they
+ * wish to delay the data/status stages of the control transfer till they
+ * are ready. The control transfer will then be kept from completing till
+ * all the function drivers that requested for USB_GADGET_DELAYED_STAUS
+ * invoke usb_composite_setup_continue().
+ */
+#define	USB_GADGET_DELAYED_STATUS	0x7fff /* Impossibly large value */
+
 struct usb_configuration;
 
 /**