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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>
This commit is contained in:
Stephen Hemminger 2009-03-20 19:35:54 +00:00 committed by David S. Miller
parent 805aaa29fa
commit 777baa4711
2 changed files with 28 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

31
drivers/net/usb/usbnet.c
View File

@ -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

5
include/linux/usb/usbnet.h
View File

@ -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);