Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6

[powerpc.git] / drivers / usb / net / usbnet.c

diff --git a/drivers/usb/net/usbnet.c b/drivers/usb/net/usbnet.c
index 24bd348..cf3d20e 100644 (file)
--- a/drivers/usb/net/usbnet.c
+++ b/drivers/usb/net/usbnet.c
@@ -669,6 +669,37 @@ done:
  * they'll probably want to use this base set.
  */
 
+int usbnet_get_settings (struct net_device *net, struct ethtool_cmd *cmd)
+{
+       struct usbnet *dev = netdev_priv(net);
+
+       if (!dev->mii.mdio_read)
+               return -EOPNOTSUPP;
+
+       return mii_ethtool_gset(&dev->mii, cmd);
+}
+EXPORT_SYMBOL_GPL(usbnet_get_settings);
+
+int usbnet_set_settings (struct net_device *net, struct ethtool_cmd *cmd)
+{
+       struct usbnet *dev = netdev_priv(net);
+       int retval;
+
+       if (!dev->mii.mdio_write)
+               return -EOPNOTSUPP;
+
+       retval = mii_ethtool_sset(&dev->mii, cmd);
+
+       /* link speed/duplex might have changed */
+       if (dev->driver_info->link_reset)
+               dev->driver_info->link_reset(dev);
+
+       return retval;
+
+}
+EXPORT_SYMBOL_GPL(usbnet_set_settings);
+
+
 void usbnet_get_drvinfo (struct net_device *net, struct ethtool_drvinfo *info)
 {
        struct usbnet *dev = netdev_priv(net);
@@ -682,7 +713,7 @@ void usbnet_get_drvinfo (struct net_device *net, struct ethtool_drvinfo *info)
 }
 EXPORT_SYMBOL_GPL(usbnet_get_drvinfo);
 
-static u32 usbnet_get_link (struct net_device *net)
+u32 usbnet_get_link (struct net_device *net)
 {
        struct usbnet *dev = netdev_priv(net);
 
@@ -690,9 +721,14 @@ static u32 usbnet_get_link (struct net_device *net)
        if (dev->driver_info->check_connect)
                return dev->driver_info->check_connect (dev) == 0;
 
+       /* if the device has mii operations, use those */
+       if (dev->mii.mdio_read)
+               return mii_link_ok(&dev->mii);
+
        /* Otherwise, say we're up (to avoid breaking scripts) */
        return 1;
 }
+EXPORT_SYMBOL_GPL(usbnet_get_link);
 
 u32 usbnet_get_msglevel (struct net_device *net)
 {
@@ -710,10 +746,24 @@ void usbnet_set_msglevel (struct net_device *net, u32 level)
 }
 EXPORT_SYMBOL_GPL(usbnet_set_msglevel);
 
+int usbnet_nway_reset(struct net_device *net)
+{
+       struct usbnet *dev = netdev_priv(net);
+
+       if (!dev->mii.mdio_write)
+               return -EOPNOTSUPP;
+
+       return mii_nway_restart(&dev->mii);
+}
+EXPORT_SYMBOL_GPL(usbnet_nway_reset);
+
 /* drivers may override default ethtool_ops in their bind() routine */
 static struct ethtool_ops usbnet_ethtool_ops = {
+       .get_settings           = usbnet_get_settings,
+       .set_settings           = usbnet_set_settings,
        .get_drvinfo            = usbnet_get_drvinfo,
        .get_link               = usbnet_get_link,
+       .nway_reset             = usbnet_nway_reset,
        .get_msglevel           = usbnet_get_msglevel,
        .set_msglevel           = usbnet_set_msglevel,
 };
@@ -1094,6 +1144,7 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
        dev->delay.function = usbnet_bh;
        dev->delay.data = (unsigned long) dev;
        init_timer (&dev->delay);
+       mutex_init (&dev->phy_mutex);
 
        SET_MODULE_OWNER (net);
        dev->net = net;
@@ -1225,7 +1276,7 @@ EXPORT_SYMBOL_GPL(usbnet_resume);
 static int __init usbnet_init(void)
 {
        /* compiler should optimize this out */
-       BUG_ON (sizeof (((struct sk_buff *)0)->cb)
+       BUILD_BUG_ON (sizeof (((struct sk_buff *)0)->cb)
                        < sizeof (struct skb_data));
 
        random_ether_addr(node_id);