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