diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h
index 65ae0a3f..f8dda06 100644
--- a/include/linux/usb/composite.h
+++ b/include/linux/usb/composite.h
@@ -34,6 +34,8 @@
  * the composite model the host can use both functions at the same time.
  */
 
+#include <linux/bcd.h>
+#include <linux/version.h>
 #include <linux/usb/ch9.h>
 #include <linux/usb/gadget.h>
 
@@ -418,6 +420,15 @@
 void usb_composite_overwrite_options(struct usb_composite_dev *cdev,
 		struct usb_composite_overwrite *covr);
 
+static inline u16 get_default_bcdDevice(void)
+{
+	u16 bcdDevice;
+
+	bcdDevice = bin2bcd((LINUX_VERSION_CODE >> 16 & 0xff)) << 8;
+	bcdDevice |= bin2bcd((LINUX_VERSION_CODE >> 8 & 0xff));
+	return bcdDevice;
+}
+
 /* messaging utils */
 #define DBG(d, fmt, args...) \
 	dev_dbg(&(d)->gadget->dev , fmt , ## args)