--- zzzz-none-000/linux-2.6.32.60/drivers/usb/gadget/u_ether.h	2012-10-07 21:41:24.000000000 +0000
+++ ur8-7270-606/linux-2.6.32.60/drivers/usb/gadget/u_ether.h	2011-07-20 07:23:51.000000000 +0000
@@ -62,15 +62,36 @@
 
 	/* hooks for added framing, as needed for RNDIS and EEM. */
 	u32				header_len;
-	struct sk_buff			*(*wrap)(struct gether *port,
-						struct sk_buff *skb);
-	int				(*unwrap)(struct gether *port,
+	#if defined(__IFX_USB_GADGET__) && defined(__RETAIN_BUF_TX__)
+		int (*wrap)(struct gether *port,
+						u8 *buf,
+						struct sk_buff *skb,
+						int max_len);
+	#else
+		struct sk_buff *(*wrap)(struct gether *, struct sk_buff *skb);
+	#endif
+
+	#if defined(__IFX_USB_GADGET__) && defined(__RETAIN_BUF_RX__)
+		int		(*unwrap)(	struct gether *port,
+							u8 *buf, u16 len,
+							struct sk_buff_head *list);
+	#else
+		int		(*unwrap)(struct gether *,
 						struct sk_buff *skb,
 						struct sk_buff_head *list);
+	#endif
 
 	/* called on network open/close */
 	void				(*open)(struct gether *);
 	void				(*close)(struct gether *);
+
+	#if defined(__IFX_USB_GADGET__) && defined(__MAC_ECM_FIX__)
+		int                  ecm_only;
+		int                  ecm_only_postive;
+		int                  ecm_only_negtive;
+			#define ecm_only_postive_max 3
+			#define ecm_only_negtive_max 5
+	#endif
 };
 
 #define	DEFAULT_FILTER	(USB_CDC_PACKET_TYPE_BROADCAST \