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USB-CDC: Add lost 'qmult' definition

Add lost 'qmult' definition for High Speed devices and make it
configurable through CONFIG_USB_ETH_QMULT.

Signed-off-by: Vitaly Kuzmichev <vkuzmichev@mvista.com>
Vitaly Kuzmichev 15 年之前
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共有 1 個文件被更改,包括 6 次插入0 次删除
  1. 6 0
      drivers/usb/gadget/ether.c

+ 6 - 0
drivers/usb/gadget/ether.c

@@ -140,6 +140,12 @@ static inline int is_cdc(struct eth_dev *dev)
 #ifdef CONFIG_USB_GADGET_DUALSPEED
 #define	DEVSPEED	USB_SPEED_HIGH
 
+#ifdef CONFIG_USB_ETH_QMULT
+#define qmult CONFIG_USB_ETH_QMULT
+#else
+#define qmult 5
+#endif
+
 /* for dual-speed hardware, use deeper queues at highspeed */
 #define qlen(gadget) \
 	(DEFAULT_QLEN*((gadget->speed == USB_SPEED_HIGH) ? qmult : 1))