2 * Atheros AR71xx built-in ethernet mac driver
4 * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
5 * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
7 * Based on Atheros' AG7100 driver
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License version 2 as published
11 * by the Free Software Foundation.
16 static int ag71xx_ethtool_get_settings(struct net_device *dev,
17 struct ethtool_cmd *cmd)
19 struct ag71xx *ag = netdev_priv(dev);
20 struct phy_device *phydev = ag->phy_dev;
25 return phy_ethtool_ioctl(phydev, cmd);
28 static int ag71xx_ethtool_set_settings(struct net_device *dev,
29 struct ethtool_cmd *cmd)
31 struct ag71xx *ag = netdev_priv(dev);
32 struct phy_device *phydev = ag->phy_dev;
37 return phy_ethtool_ioctl(phydev, cmd);
40 static u32 ag71xx_ethtool_get_msglevel(struct net_device *dev)
42 struct ag71xx *ag = netdev_priv(dev);
44 return ag->msg_enable;
47 static void ag71xx_ethtool_set_msglevel(struct net_device *dev, u32 msg_level)
49 struct ag71xx *ag = netdev_priv(dev);
51 ag->msg_enable = msg_level;
54 static void ag71xx_ethtool_get_ringparam(struct net_device *dev,
55 struct ethtool_ringparam *er)
57 struct ag71xx *ag = netdev_priv(dev);
59 er->tx_max_pending = AG71XX_TX_RING_SIZE_MAX;
60 er->rx_max_pending = AG71XX_RX_RING_SIZE_MAX;
61 er->rx_mini_max_pending = 0;
62 er->rx_jumbo_max_pending = 0;
64 er->tx_pending = BIT(ag->tx_ring.order);
65 er->rx_pending = BIT(ag->rx_ring.order);
66 er->rx_mini_pending = 0;
67 er->rx_jumbo_pending = 0;
69 if (ag->tx_ring.desc_split)
70 er->tx_pending /= AG71XX_TX_RING_DS_PER_PKT;
73 static int ag71xx_ethtool_set_ringparam(struct net_device *dev,
74 struct ethtool_ringparam *er)
76 struct ag71xx *ag = netdev_priv(dev);
81 if (er->rx_mini_pending != 0||
82 er->rx_jumbo_pending != 0 ||
83 er->rx_pending == 0 ||
87 tx_size = er->tx_pending < AG71XX_TX_RING_SIZE_MAX ?
88 er->tx_pending : AG71XX_TX_RING_SIZE_MAX;
90 rx_size = er->rx_pending < AG71XX_RX_RING_SIZE_MAX ?
91 er->rx_pending : AG71XX_RX_RING_SIZE_MAX;
93 if (netif_running(dev)) {
94 err = dev->netdev_ops->ndo_stop(dev);
99 if (ag->tx_ring.desc_split)
100 tx_size *= AG71XX_TX_RING_DS_PER_PKT;
102 ag->tx_ring.order = ag71xx_ring_size_order(tx_size);
103 ag->rx_ring.order = ag71xx_ring_size_order(rx_size);
105 if (netif_running(dev))
106 err = dev->netdev_ops->ndo_open(dev);
111 struct ethtool_ops ag71xx_ethtool_ops = {
112 .set_settings = ag71xx_ethtool_set_settings,
113 .get_settings = ag71xx_ethtool_get_settings,
114 .get_msglevel = ag71xx_ethtool_get_msglevel,
115 .set_msglevel = ag71xx_ethtool_set_msglevel,
116 .get_ringparam = ag71xx_ethtool_get_ringparam,
117 .set_ringparam = ag71xx_ethtool_set_ringparam,
118 .get_link = ethtool_op_get_link,
119 .get_ts_info = ethtool_op_get_ts_info,