Blackfin EMAC Driver: Initial version of ethtool support
Bryan Wu [Fri, 25 Apr 2008 03:53:11 +0000 (11:53 +0800)]
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

drivers/net/bfin_mac.c

index 609748b..89c0018 100644 (file)
@@ -27,6 +27,7 @@
 #include <linux/phy.h>
 #include <linux/netdevice.h>
 #include <linux/etherdevice.h>
+#include <linux/ethtool.h>
 #include <linux/skbuff.h>
 #include <linux/platform_device.h>
 
@@ -454,6 +455,51 @@ static int mii_probe(struct net_device *dev)
        return 0;
 }
 
+/*
+ * Ethtool support
+ */
+
+static int
+bfin_mac_ethtool_getsettings(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+       struct bfin_mac_local *lp = netdev_priv(dev);
+
+       if (lp->phydev)
+               return phy_ethtool_gset(lp->phydev, cmd);
+
+       return -EINVAL;
+}
+
+static int
+bfin_mac_ethtool_setsettings(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+       struct bfin_mac_local *lp = netdev_priv(dev);
+
+       if (!capable(CAP_NET_ADMIN))
+               return -EPERM;
+
+       if (lp->phydev)
+               return phy_ethtool_sset(lp->phydev, cmd);
+
+       return -EINVAL;
+}
+
+static void bfin_mac_ethtool_getdrvinfo(struct net_device *dev,
+                                       struct ethtool_drvinfo *info)
+{
+       strcpy(info->driver, DRV_NAME);
+       strcpy(info->version, DRV_VERSION);
+       strcpy(info->fw_version, "N/A");
+       strcpy(info->bus_info, dev->dev.bus_id);
+}
+
+static struct ethtool_ops bfin_mac_ethtool_ops = {
+       .get_settings = bfin_mac_ethtool_getsettings,
+       .set_settings = bfin_mac_ethtool_setsettings,
+       .get_link = ethtool_op_get_link,
+       .get_drvinfo = bfin_mac_ethtool_getdrvinfo,
+};
+
 /**************************************************************************/
 void setup_system_regs(struct net_device *dev)
 {
@@ -997,6 +1043,7 @@ static int __init bfin_mac_probe(struct platform_device *pdev)
 #ifdef CONFIG_NET_POLL_CONTROLLER
        ndev->poll_controller = bfin_mac_poll;
 #endif
+       ndev->ethtool_ops = &bfin_mac_ethtool_ops;
 
        spin_lock_init(&lp->lock);