usbnet: support net_device_ops

Use net_device_ops for usbnet device, and export for use
by other derived drivers.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Acked-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 28 insertions, 8 deletions

diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index 084141692245..659654f45880 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -223,7 +223,7 @@ EXPORT_SYMBOL_GPL(usbnet_skb_return);
  *
  *-------------------------------------------------------------------------*/
 
-static int usbnet_change_mtu (struct net_device *net, int new_mtu)
+int usbnet_change_mtu (struct net_device *net, int new_mtu)
 {
         struct usbnet   *dev = netdev_priv(net);
         int             ll_mtu = new_mtu + net->hard_header_len;
@@ -246,6 +246,7 @@ static int usbnet_change_mtu (struct net_device *net, int new_mtu)
 
         return 0;
 }
+EXPORT_SYMBOL_GPL(usbnet_change_mtu);
 
 /*-------------------------------------------------------------------------*/
 
@@ -540,7 +541,7 @@ EXPORT_SYMBOL_GPL(usbnet_unlink_rx_urbs);
 
 // precondition: never called in_interrupt
 
-static int usbnet_stop (struct net_device *net)
+int usbnet_stop (struct net_device *net)
 {
         struct usbnet           *dev = netdev_priv(net);
         int                     temp;
@@ -584,6 +585,7 @@ static int usbnet_stop (struct net_device *net)
 
         return 0;
 }
+EXPORT_SYMBOL_GPL(usbnet_stop);
 
 /*-------------------------------------------------------------------------*/
 
@@ -591,7 +593,7 @@ static int usbnet_stop (struct net_device *net)
 
 // precondition: never called in_interrupt
 
-static int usbnet_open (struct net_device *net)
+int usbnet_open (struct net_device *net)
 {
         struct usbnet           *dev = netdev_priv(net);
         int                     retval;
@@ -666,6 +668,7 @@ done:
 done_nopm:
         return retval;
 }
+EXPORT_SYMBOL_GPL(usbnet_open);
 
 /*-------------------------------------------------------------------------*/
 
@@ -900,7 +903,7 @@ static void tx_complete (struct urb *urb)
 
 /*-------------------------------------------------------------------------*/
 
-static void usbnet_tx_timeout (struct net_device *net)
+void usbnet_tx_timeout (struct net_device *net)
 {
         struct usbnet           *dev = netdev_priv(net);
 
@@ -909,10 +912,11 @@ static void usbnet_tx_timeout (struct net_device *net)
 
         // FIXME: device recovery -- reset?
 }
+EXPORT_SYMBOL_GPL(usbnet_tx_timeout);
 
 /*-------------------------------------------------------------------------*/
 
-static int usbnet_start_xmit (struct sk_buff *skb, struct net_device *net)
+int usbnet_start_xmit (struct sk_buff *skb, struct net_device *net)
 {
         struct usbnet           *dev = netdev_priv(net);
         int                     length;
@@ -995,7 +999,7 @@ drop:
         }
         return retval;
 }
-
+EXPORT_SYMBOL_GPL(usbnet_start_xmit);
 
 /*-------------------------------------------------------------------------*/
 
@@ -1102,6 +1106,15 @@ void usbnet_disconnect (struct usb_interface *intf)
 }
 EXPORT_SYMBOL_GPL(usbnet_disconnect);
 
+static const struct net_device_ops usbnet_netdev_ops = {
+        .ndo_open               = usbnet_open,
+        .ndo_stop               = usbnet_stop,
+        .ndo_start_xmit         = usbnet_start_xmit,
+        .ndo_tx_timeout         = usbnet_tx_timeout,
+        .ndo_change_mtu         = usbnet_change_mtu,
+        .ndo_set_mac_address    = eth_mac_addr,
+        .ndo_validate_addr      = eth_validate_addr,
+};
 
 /*-------------------------------------------------------------------------*/
 
@@ -1171,12 +1184,14 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
                 net->features |= NETIF_F_HIGHDMA;
 #endif
 
-        net->change_mtu = usbnet_change_mtu;
+        net->netdev_ops = &usbnet_netdev_ops;
+#ifdef CONFIG_COMPAT_NET_DEV_OPS
         net->hard_start_xmit = usbnet_start_xmit;
         net->open = usbnet_open;
         net->stop = usbnet_stop;
-        net->watchdog_timeo = TX_TIMEOUT_JIFFIES;
         net->tx_timeout = usbnet_tx_timeout;
+#endif
+        net->watchdog_timeo = TX_TIMEOUT_JIFFIES;
         net->ethtool_ops = &usbnet_ethtool_ops;
 
         // allow device-specific bind/init procedures
diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h
index 7d3822243074..36fabb95c7d3 100644
--- a/include/linux/usb/usbnet.h
+++ b/include/linux/usb/usbnet.h
@@ -176,6 +176,11 @@ struct skb_data {	/* skb->cb is one of these */
         size_t                  length;
 };
 
+extern int usbnet_open (struct net_device *net);
+extern int usbnet_stop (struct net_device *net);
+extern int usbnet_start_xmit (struct sk_buff *skb, struct net_device *net);
+extern void usbnet_tx_timeout (struct net_device *net);
+extern int usbnet_change_mtu (struct net_device *net, int new_mtu);
 
 extern int usbnet_get_endpoints(struct usbnet *, struct usb_interface *);
 extern void usbnet_defer_kevent (struct usbnet *, int);