OpenWrt – Blame information for rev 3
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Rev | Author | Line No. | Line |
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1 | office | 1 | /* |
2 | * Atheros AR71xx built-in ethernet mac driver |
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3 | * |
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4 | * Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org> |
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5 | * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> |
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6 | * |
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7 | * Based on Atheros' AG7100 driver |
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8 | * |
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9 | * This program is free software; you can redistribute it and/or modify it |
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10 | * under the terms of the GNU General Public License version 2 as published |
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11 | * by the Free Software Foundation. |
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12 | */ |
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13 | |||
14 | #include "ag71xx.h" |
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15 | |||
16 | static int ag71xx_ethtool_get_settings(struct net_device *dev, |
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17 | struct ethtool_cmd *cmd) |
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18 | { |
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19 | struct ag71xx *ag = netdev_priv(dev); |
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20 | struct phy_device *phydev = ag->phy_dev; |
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21 | |||
22 | if (!phydev) |
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23 | return -ENODEV; |
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24 | |||
25 | return phy_ethtool_gset(phydev, cmd); |
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26 | } |
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27 | |||
28 | static int ag71xx_ethtool_set_settings(struct net_device *dev, |
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29 | struct ethtool_cmd *cmd) |
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30 | { |
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31 | struct ag71xx *ag = netdev_priv(dev); |
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32 | struct phy_device *phydev = ag->phy_dev; |
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33 | |||
34 | if (!phydev) |
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35 | return -ENODEV; |
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36 | |||
37 | return phy_ethtool_sset(phydev, cmd); |
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38 | } |
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39 | |||
40 | static void ag71xx_ethtool_get_drvinfo(struct net_device *dev, |
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41 | struct ethtool_drvinfo *info) |
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42 | { |
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43 | struct ag71xx *ag = netdev_priv(dev); |
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44 | |||
45 | strcpy(info->driver, ag->pdev->dev.driver->name); |
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46 | strcpy(info->version, AG71XX_DRV_VERSION); |
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47 | strcpy(info->bus_info, dev_name(&ag->pdev->dev)); |
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48 | } |
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49 | |||
50 | static u32 ag71xx_ethtool_get_msglevel(struct net_device *dev) |
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51 | { |
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52 | struct ag71xx *ag = netdev_priv(dev); |
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53 | |||
54 | return ag->msg_enable; |
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55 | } |
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56 | |||
57 | static void ag71xx_ethtool_set_msglevel(struct net_device *dev, u32 msg_level) |
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58 | { |
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59 | struct ag71xx *ag = netdev_priv(dev); |
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60 | |||
61 | ag->msg_enable = msg_level; |
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62 | } |
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63 | |||
64 | static void ag71xx_ethtool_get_ringparam(struct net_device *dev, |
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65 | struct ethtool_ringparam *er) |
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66 | { |
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67 | struct ag71xx *ag = netdev_priv(dev); |
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68 | |||
69 | er->tx_max_pending = AG71XX_TX_RING_SIZE_MAX; |
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70 | er->rx_max_pending = AG71XX_RX_RING_SIZE_MAX; |
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71 | er->rx_mini_max_pending = 0; |
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72 | er->rx_jumbo_max_pending = 0; |
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73 | |||
74 | er->tx_pending = BIT(ag->tx_ring.order); |
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75 | er->rx_pending = BIT(ag->rx_ring.order); |
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76 | er->rx_mini_pending = 0; |
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77 | er->rx_jumbo_pending = 0; |
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78 | |||
79 | if (ag->tx_ring.desc_split) |
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80 | er->tx_pending /= AG71XX_TX_RING_DS_PER_PKT; |
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81 | } |
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82 | |||
83 | static int ag71xx_ethtool_set_ringparam(struct net_device *dev, |
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84 | struct ethtool_ringparam *er) |
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85 | { |
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86 | struct ag71xx *ag = netdev_priv(dev); |
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87 | unsigned tx_size; |
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88 | unsigned rx_size; |
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89 | int err = 0; |
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90 | |||
91 | if (er->rx_mini_pending != 0|| |
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92 | er->rx_jumbo_pending != 0 || |
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93 | er->rx_pending == 0 || |
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94 | er->tx_pending == 0) |
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95 | return -EINVAL; |
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96 | |||
97 | tx_size = er->tx_pending < AG71XX_TX_RING_SIZE_MAX ? |
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98 | er->tx_pending : AG71XX_TX_RING_SIZE_MAX; |
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99 | |||
100 | rx_size = er->rx_pending < AG71XX_RX_RING_SIZE_MAX ? |
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101 | er->rx_pending : AG71XX_RX_RING_SIZE_MAX; |
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102 | |||
103 | if (netif_running(dev)) { |
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104 | err = dev->netdev_ops->ndo_stop(dev); |
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105 | if (err) |
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106 | return err; |
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107 | } |
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108 | |||
109 | if (ag->tx_ring.desc_split) |
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110 | tx_size *= AG71XX_TX_RING_DS_PER_PKT; |
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111 | |||
112 | ag->tx_ring.order = ag71xx_ring_size_order(tx_size); |
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113 | ag->rx_ring.order = ag71xx_ring_size_order(rx_size); |
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114 | |||
115 | if (netif_running(dev)) |
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116 | err = dev->netdev_ops->ndo_open(dev); |
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117 | |||
118 | return err; |
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119 | } |
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120 | |||
121 | struct ethtool_ops ag71xx_ethtool_ops = { |
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122 | .set_settings = ag71xx_ethtool_set_settings, |
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123 | .get_settings = ag71xx_ethtool_get_settings, |
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124 | .get_drvinfo = ag71xx_ethtool_get_drvinfo, |
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125 | .get_msglevel = ag71xx_ethtool_get_msglevel, |
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126 | .set_msglevel = ag71xx_ethtool_set_msglevel, |
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127 | .get_ringparam = ag71xx_ethtool_get_ringparam, |
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128 | .set_ringparam = ag71xx_ethtool_set_ringparam, |
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129 | .get_link = ethtool_op_get_link, |
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130 | .get_ts_info = ethtool_op_get_ts_info, |
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131 | }; |