ar71xx: merge files-3.2 to files

[openwrt/svn-archive/archive.git] / target / linux / ar71xx / files / drivers / net / ethernet / atheros / ag71xx / ag71xx_ethtool.c

diff --git a/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ethtool.c b/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ethtool.c
new file mode 100644 (file)
index 0000000..498fbed
--- /dev/null
+++ b/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ethtool.c
@@ -0,0 +1,124 @@
+/*
+ *  Atheros AR71xx built-in ethernet mac driver
+ *
+ *  Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
+ *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
+ *
+ *  Based on Atheros' AG7100 driver
+ *
+ *  This program is free software; you can redistribute it and/or modify it
+ *  under the terms of the GNU General Public License version 2 as published
+ *  by the Free Software Foundation.
+ */
+
+#include "ag71xx.h"
+
+static int ag71xx_ethtool_get_settings(struct net_device *dev,
+                                      struct ethtool_cmd *cmd)
+{
+       struct ag71xx *ag = netdev_priv(dev);
+       struct phy_device *phydev = ag->phy_dev;
+
+       if (!phydev)
+               return -ENODEV;
+
+       return phy_ethtool_gset(phydev, cmd);
+}
+
+static int ag71xx_ethtool_set_settings(struct net_device *dev,
+                                      struct ethtool_cmd *cmd)
+{
+       struct ag71xx *ag = netdev_priv(dev);
+       struct phy_device *phydev = ag->phy_dev;
+
+       if (!phydev)
+               return -ENODEV;
+
+       return phy_ethtool_sset(phydev, cmd);
+}
+
+static void ag71xx_ethtool_get_drvinfo(struct net_device *dev,
+                                      struct ethtool_drvinfo *info)
+{
+       struct ag71xx *ag = netdev_priv(dev);
+
+       strcpy(info->driver, ag->pdev->dev.driver->name);
+       strcpy(info->version, AG71XX_DRV_VERSION);
+       strcpy(info->bus_info, dev_name(&ag->pdev->dev));
+}
+
+static u32 ag71xx_ethtool_get_msglevel(struct net_device *dev)
+{
+       struct ag71xx *ag = netdev_priv(dev);
+
+       return ag->msg_enable;
+}
+
+static void ag71xx_ethtool_set_msglevel(struct net_device *dev, u32 msg_level)
+{
+       struct ag71xx *ag = netdev_priv(dev);
+
+       ag->msg_enable = msg_level;
+}
+
+static void ag71xx_ethtool_get_ringparam(struct net_device *dev,
+                                        struct ethtool_ringparam *er)
+{
+       struct ag71xx *ag = netdev_priv(dev);
+
+       er->tx_max_pending = AG71XX_TX_RING_SIZE_MAX;
+       er->rx_max_pending = AG71XX_RX_RING_SIZE_MAX;
+       er->rx_mini_max_pending = 0;
+       er->rx_jumbo_max_pending = 0;
+
+       er->tx_pending = ag->tx_ring.size;
+       er->rx_pending = ag->rx_ring.size;
+       er->rx_mini_pending = 0;
+       er->rx_jumbo_pending = 0;
+}
+
+static int ag71xx_ethtool_set_ringparam(struct net_device *dev,
+                                       struct ethtool_ringparam *er)
+{
+       struct ag71xx *ag = netdev_priv(dev);
+       unsigned tx_size;
+       unsigned rx_size;
+       int err;
+
+       if (er->rx_mini_pending != 0||
+           er->rx_jumbo_pending != 0 ||
+           er->rx_pending == 0 ||
+           er->tx_pending == 0)
+               return -EINVAL;
+
+       tx_size = er->tx_pending < AG71XX_TX_RING_SIZE_MAX ?
+                 er->tx_pending : AG71XX_TX_RING_SIZE_MAX;
+
+       rx_size = er->rx_pending < AG71XX_RX_RING_SIZE_MAX ?
+                 er->rx_pending : AG71XX_RX_RING_SIZE_MAX;
+
+       if (netif_running(dev)) {
+               err = dev->netdev_ops->ndo_stop(dev);
+               if (err)
+                       return err;
+       }
+
+       ag->tx_ring.size = tx_size;
+       ag->rx_ring.size = rx_size;
+
+       if (netif_running(dev))
+               err = dev->netdev_ops->ndo_open(dev);
+
+       return err;
+}
+
+struct ethtool_ops ag71xx_ethtool_ops = {
+       .set_settings   = ag71xx_ethtool_set_settings,
+       .get_settings   = ag71xx_ethtool_get_settings,
+       .get_drvinfo    = ag71xx_ethtool_get_drvinfo,
+       .get_msglevel   = ag71xx_ethtool_get_msglevel,
+       .set_msglevel   = ag71xx_ethtool_set_msglevel,
+       .get_ringparam  = ag71xx_ethtool_get_ringparam,
+       .set_ringparam  = ag71xx_ethtool_set_ringparam,
+       .get_link       = ethtool_op_get_link,
+};