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1 /******************************************************************************* |
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2 |
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3 |
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4 Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved. |
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5 |
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6 This program is free software; you can redistribute it and/or modify it |
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7 under the terms of the GNU General Public License as published by the Free |
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8 Software Foundation; either version 2 of the License, or (at your option) |
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9 any later version. |
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10 |
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11 This program is distributed in the hope that it will be useful, but WITHOUT |
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12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
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14 more details. |
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15 |
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16 You should have received a copy of the GNU General Public License along with |
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17 this program; if not, write to the Free Software Foundation, Inc., 59 |
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18 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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19 |
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20 The full GNU General Public License is included in this distribution in the |
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21 file called LICENSE. |
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22 |
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23 Contact Information: |
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24 Linux NICS <linux.nics@intel.com> |
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25 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
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26 |
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27 *******************************************************************************/ |
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28 |
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29 /* ethtool support for e1000 */ |
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30 |
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31 #include "e1000.h" |
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32 |
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33 #include <asm/uaccess.h> |
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34 |
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35 extern char e1000_driver_name[]; |
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36 extern char e1000_driver_version[]; |
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37 |
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38 extern int e1000_up(struct e1000_adapter *adapter); |
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39 extern void e1000_down(struct e1000_adapter *adapter); |
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40 extern void e1000_reset(struct e1000_adapter *adapter); |
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41 extern int e1000_set_spd_dplx(struct e1000_adapter *adapter, uint16_t spddplx); |
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42 extern int e1000_setup_rx_resources(struct e1000_adapter *adapter); |
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43 extern int e1000_setup_tx_resources(struct e1000_adapter *adapter); |
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44 extern void e1000_free_rx_resources(struct e1000_adapter *adapter); |
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45 extern void e1000_free_tx_resources(struct e1000_adapter *adapter); |
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46 extern void e1000_update_stats(struct e1000_adapter *adapter); |
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47 |
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48 struct e1000_stats { |
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49 char stat_string[ETH_GSTRING_LEN]; |
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50 int sizeof_stat; |
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51 int stat_offset; |
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52 }; |
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53 |
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54 #define E1000_STAT(m) sizeof(((struct e1000_adapter *)0)->m), \ |
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55 offsetof(struct e1000_adapter, m) |
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56 static const struct e1000_stats e1000_gstrings_stats[] = { |
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57 { "rx_packets", E1000_STAT(net_stats.rx_packets) }, |
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58 { "tx_packets", E1000_STAT(net_stats.tx_packets) }, |
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59 { "rx_bytes", E1000_STAT(net_stats.rx_bytes) }, |
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60 { "tx_bytes", E1000_STAT(net_stats.tx_bytes) }, |
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61 { "rx_errors", E1000_STAT(net_stats.rx_errors) }, |
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62 { "tx_errors", E1000_STAT(net_stats.tx_errors) }, |
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63 { "rx_dropped", E1000_STAT(net_stats.rx_dropped) }, |
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64 { "tx_dropped", E1000_STAT(net_stats.tx_dropped) }, |
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65 { "multicast", E1000_STAT(net_stats.multicast) }, |
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66 { "collisions", E1000_STAT(net_stats.collisions) }, |
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67 { "rx_length_errors", E1000_STAT(net_stats.rx_length_errors) }, |
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68 { "rx_over_errors", E1000_STAT(net_stats.rx_over_errors) }, |
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69 { "rx_crc_errors", E1000_STAT(net_stats.rx_crc_errors) }, |
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70 { "rx_frame_errors", E1000_STAT(net_stats.rx_frame_errors) }, |
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71 { "rx_fifo_errors", E1000_STAT(net_stats.rx_fifo_errors) }, |
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72 { "rx_no_buffer_count", E1000_STAT(stats.rnbc) }, |
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73 { "rx_missed_errors", E1000_STAT(net_stats.rx_missed_errors) }, |
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74 { "tx_aborted_errors", E1000_STAT(net_stats.tx_aborted_errors) }, |
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75 { "tx_carrier_errors", E1000_STAT(net_stats.tx_carrier_errors) }, |
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76 { "tx_fifo_errors", E1000_STAT(net_stats.tx_fifo_errors) }, |
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77 { "tx_heartbeat_errors", E1000_STAT(net_stats.tx_heartbeat_errors) }, |
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78 { "tx_window_errors", E1000_STAT(net_stats.tx_window_errors) }, |
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79 { "tx_abort_late_coll", E1000_STAT(stats.latecol) }, |
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80 { "tx_deferred_ok", E1000_STAT(stats.dc) }, |
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81 { "tx_single_coll_ok", E1000_STAT(stats.scc) }, |
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82 { "tx_multi_coll_ok", E1000_STAT(stats.mcc) }, |
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83 { "rx_long_length_errors", E1000_STAT(stats.roc) }, |
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84 { "rx_short_length_errors", E1000_STAT(stats.ruc) }, |
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85 { "rx_align_errors", E1000_STAT(stats.algnerrc) }, |
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86 { "tx_tcp_seg_good", E1000_STAT(stats.tsctc) }, |
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87 { "tx_tcp_seg_failed", E1000_STAT(stats.tsctfc) }, |
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88 { "rx_flow_control_xon", E1000_STAT(stats.xonrxc) }, |
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89 { "rx_flow_control_xoff", E1000_STAT(stats.xoffrxc) }, |
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90 { "tx_flow_control_xon", E1000_STAT(stats.xontxc) }, |
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91 { "tx_flow_control_xoff", E1000_STAT(stats.xofftxc) }, |
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92 { "rx_long_byte_count", E1000_STAT(stats.gorcl) }, |
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93 { "rx_csum_offload_good", E1000_STAT(hw_csum_good) }, |
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94 { "rx_csum_offload_errors", E1000_STAT(hw_csum_err) } |
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95 }; |
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96 #define E1000_STATS_LEN \ |
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97 sizeof(e1000_gstrings_stats) / sizeof(struct e1000_stats) |
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98 static const char e1000_gstrings_test[][ETH_GSTRING_LEN] = { |
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99 "Register test (offline)", "Eeprom test (offline)", |
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100 "Interrupt test (offline)", "Loopback test (offline)", |
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101 "Link test (on/offline)" |
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102 }; |
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103 #define E1000_TEST_LEN sizeof(e1000_gstrings_test) / ETH_GSTRING_LEN |
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104 |
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105 static int |
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106 e1000_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) |
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107 { |
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108 struct e1000_adapter *adapter = netdev_priv(netdev); |
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109 struct e1000_hw *hw = &adapter->hw; |
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110 |
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111 if(hw->media_type == e1000_media_type_copper) { |
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112 |
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113 ecmd->supported = (SUPPORTED_10baseT_Half | |
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114 SUPPORTED_10baseT_Full | |
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115 SUPPORTED_100baseT_Half | |
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116 SUPPORTED_100baseT_Full | |
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117 SUPPORTED_1000baseT_Full| |
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118 SUPPORTED_Autoneg | |
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119 SUPPORTED_TP); |
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120 |
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121 ecmd->advertising = ADVERTISED_TP; |
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122 |
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123 if(hw->autoneg == 1) { |
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124 ecmd->advertising |= ADVERTISED_Autoneg; |
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125 |
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126 /* the e1000 autoneg seems to match ethtool nicely */ |
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127 |
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128 ecmd->advertising |= hw->autoneg_advertised; |
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129 } |
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130 |
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131 ecmd->port = PORT_TP; |
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132 ecmd->phy_address = hw->phy_addr; |
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133 |
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134 if(hw->mac_type == e1000_82543) |
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135 ecmd->transceiver = XCVR_EXTERNAL; |
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136 else |
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137 ecmd->transceiver = XCVR_INTERNAL; |
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138 |
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139 } else { |
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140 ecmd->supported = (SUPPORTED_1000baseT_Full | |
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141 SUPPORTED_FIBRE | |
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142 SUPPORTED_Autoneg); |
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143 |
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144 ecmd->advertising = (ADVERTISED_1000baseT_Full | |
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145 ADVERTISED_FIBRE | |
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146 ADVERTISED_Autoneg); |
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147 |
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148 ecmd->port = PORT_FIBRE; |
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149 |
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150 if(hw->mac_type >= e1000_82545) |
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151 ecmd->transceiver = XCVR_INTERNAL; |
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152 else |
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153 ecmd->transceiver = XCVR_EXTERNAL; |
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154 } |
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155 |
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156 if(netif_carrier_ok(adapter->netdev)) { |
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157 |
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158 e1000_get_speed_and_duplex(hw, &adapter->link_speed, |
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159 &adapter->link_duplex); |
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160 ecmd->speed = adapter->link_speed; |
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161 |
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162 /* unfortunatly FULL_DUPLEX != DUPLEX_FULL |
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163 * and HALF_DUPLEX != DUPLEX_HALF */ |
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164 |
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165 if(adapter->link_duplex == FULL_DUPLEX) |
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166 ecmd->duplex = DUPLEX_FULL; |
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167 else |
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168 ecmd->duplex = DUPLEX_HALF; |
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169 } else { |
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170 ecmd->speed = -1; |
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171 ecmd->duplex = -1; |
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172 } |
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173 |
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174 ecmd->autoneg = ((hw->media_type == e1000_media_type_fiber) || |
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175 hw->autoneg) ? AUTONEG_ENABLE : AUTONEG_DISABLE; |
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176 return 0; |
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177 } |
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178 |
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179 static int |
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180 e1000_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) |
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181 { |
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182 struct e1000_adapter *adapter = netdev_priv(netdev); |
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183 struct e1000_hw *hw = &adapter->hw; |
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184 |
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185 if(ecmd->autoneg == AUTONEG_ENABLE) { |
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186 hw->autoneg = 1; |
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187 if(hw->media_type == e1000_media_type_fiber) |
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188 hw->autoneg_advertised = ADVERTISED_1000baseT_Full | |
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189 ADVERTISED_FIBRE | |
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190 ADVERTISED_Autoneg; |
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191 else |
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192 hw->autoneg_advertised = ADVERTISED_10baseT_Half | |
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193 ADVERTISED_10baseT_Full | |
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194 ADVERTISED_100baseT_Half | |
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195 ADVERTISED_100baseT_Full | |
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196 ADVERTISED_1000baseT_Full| |
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197 ADVERTISED_Autoneg | |
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198 ADVERTISED_TP; |
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199 ecmd->advertising = hw->autoneg_advertised; |
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200 } else |
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201 if(e1000_set_spd_dplx(adapter, ecmd->speed + ecmd->duplex)) |
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202 return -EINVAL; |
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203 |
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204 /* reset the link */ |
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205 |
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206 if(netif_running(adapter->netdev)) { |
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207 e1000_down(adapter); |
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208 e1000_reset(adapter); |
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209 e1000_up(adapter); |
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210 } else |
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211 e1000_reset(adapter); |
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212 |
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213 return 0; |
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214 } |
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215 |
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216 static void |
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217 e1000_get_pauseparam(struct net_device *netdev, |
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218 struct ethtool_pauseparam *pause) |
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219 { |
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220 struct e1000_adapter *adapter = netdev_priv(netdev); |
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221 struct e1000_hw *hw = &adapter->hw; |
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222 |
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223 pause->autoneg = |
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224 (adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE); |
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225 |
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226 if(hw->fc == e1000_fc_rx_pause) |
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227 pause->rx_pause = 1; |
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228 else if(hw->fc == e1000_fc_tx_pause) |
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229 pause->tx_pause = 1; |
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230 else if(hw->fc == e1000_fc_full) { |
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231 pause->rx_pause = 1; |
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232 pause->tx_pause = 1; |
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233 } |
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234 } |
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235 |
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236 static int |
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237 e1000_set_pauseparam(struct net_device *netdev, |
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238 struct ethtool_pauseparam *pause) |
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239 { |
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240 struct e1000_adapter *adapter = netdev_priv(netdev); |
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241 struct e1000_hw *hw = &adapter->hw; |
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242 |
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243 adapter->fc_autoneg = pause->autoneg; |
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244 |
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245 if(pause->rx_pause && pause->tx_pause) |
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246 hw->fc = e1000_fc_full; |
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247 else if(pause->rx_pause && !pause->tx_pause) |
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248 hw->fc = e1000_fc_rx_pause; |
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249 else if(!pause->rx_pause && pause->tx_pause) |
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250 hw->fc = e1000_fc_tx_pause; |
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251 else if(!pause->rx_pause && !pause->tx_pause) |
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252 hw->fc = e1000_fc_none; |
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253 |
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254 hw->original_fc = hw->fc; |
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255 |
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256 if(adapter->fc_autoneg == AUTONEG_ENABLE) { |
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257 if(netif_running(adapter->netdev)) { |
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258 e1000_down(adapter); |
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259 e1000_up(adapter); |
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260 } else |
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261 e1000_reset(adapter); |
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262 } |
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263 else |
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264 return ((hw->media_type == e1000_media_type_fiber) ? |
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265 e1000_setup_link(hw) : e1000_force_mac_fc(hw)); |
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266 |
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267 return 0; |
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268 } |
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269 |
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270 static uint32_t |
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271 e1000_get_rx_csum(struct net_device *netdev) |
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272 { |
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273 struct e1000_adapter *adapter = netdev_priv(netdev); |
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274 return adapter->rx_csum; |
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275 } |
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276 |
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277 static int |
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278 e1000_set_rx_csum(struct net_device *netdev, uint32_t data) |
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279 { |
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280 struct e1000_adapter *adapter = netdev_priv(netdev); |
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281 adapter->rx_csum = data; |
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282 |
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283 if(netif_running(netdev)) { |
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284 e1000_down(adapter); |
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285 e1000_up(adapter); |
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286 } else |
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287 e1000_reset(adapter); |
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288 return 0; |
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289 } |
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290 |
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291 static uint32_t |
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292 e1000_get_tx_csum(struct net_device *netdev) |
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293 { |
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294 return (netdev->features & NETIF_F_HW_CSUM) != 0; |
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295 } |
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296 |
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297 static int |
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298 e1000_set_tx_csum(struct net_device *netdev, uint32_t data) |
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299 { |
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300 struct e1000_adapter *adapter = netdev_priv(netdev); |
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301 |
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302 if(adapter->hw.mac_type < e1000_82543) { |
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303 if (!data) |
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304 return -EINVAL; |
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305 return 0; |
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306 } |
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307 |
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308 if (data) |
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309 netdev->features |= NETIF_F_HW_CSUM; |
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310 else |
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311 netdev->features &= ~NETIF_F_HW_CSUM; |
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312 |
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313 return 0; |
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314 } |
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315 |
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316 #ifdef NETIF_F_TSO |
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317 static int |
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318 e1000_set_tso(struct net_device *netdev, uint32_t data) |
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319 { |
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320 struct e1000_adapter *adapter = netdev_priv(netdev); |
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321 if((adapter->hw.mac_type < e1000_82544) || |
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322 (adapter->hw.mac_type == e1000_82547)) |
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323 return data ? -EINVAL : 0; |
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324 |
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325 if (data) |
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326 netdev->features |= NETIF_F_TSO; |
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327 else |
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328 netdev->features &= ~NETIF_F_TSO; |
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329 return 0; |
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330 } |
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331 #endif /* NETIF_F_TSO */ |
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332 |
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333 static uint32_t |
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334 e1000_get_msglevel(struct net_device *netdev) |
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335 { |
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336 struct e1000_adapter *adapter = netdev_priv(netdev); |
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337 return adapter->msg_enable; |
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338 } |
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339 |
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340 static void |
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341 e1000_set_msglevel(struct net_device *netdev, uint32_t data) |
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342 { |
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343 struct e1000_adapter *adapter = netdev_priv(netdev); |
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344 adapter->msg_enable = data; |
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345 } |
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346 |
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347 static int |
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348 e1000_get_regs_len(struct net_device *netdev) |
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349 { |
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350 #define E1000_REGS_LEN 32 |
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351 return E1000_REGS_LEN * sizeof(uint32_t); |
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352 } |
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353 |
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354 static void |
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355 e1000_get_regs(struct net_device *netdev, |
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356 struct ethtool_regs *regs, void *p) |
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357 { |
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358 struct e1000_adapter *adapter = netdev_priv(netdev); |
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359 struct e1000_hw *hw = &adapter->hw; |
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360 uint32_t *regs_buff = p; |
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361 uint16_t phy_data; |
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362 |
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363 memset(p, 0, E1000_REGS_LEN * sizeof(uint32_t)); |
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364 |
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365 regs->version = (1 << 24) | (hw->revision_id << 16) | hw->device_id; |
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366 |
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367 regs_buff[0] = E1000_READ_REG(hw, CTRL); |
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368 regs_buff[1] = E1000_READ_REG(hw, STATUS); |
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369 |
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370 regs_buff[2] = E1000_READ_REG(hw, RCTL); |
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371 regs_buff[3] = E1000_READ_REG(hw, RDLEN); |
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372 regs_buff[4] = E1000_READ_REG(hw, RDH); |
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373 regs_buff[5] = E1000_READ_REG(hw, RDT); |
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374 regs_buff[6] = E1000_READ_REG(hw, RDTR); |
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375 |
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376 regs_buff[7] = E1000_READ_REG(hw, TCTL); |
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377 regs_buff[8] = E1000_READ_REG(hw, TDLEN); |
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378 regs_buff[9] = E1000_READ_REG(hw, TDH); |
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379 regs_buff[10] = E1000_READ_REG(hw, TDT); |
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380 regs_buff[11] = E1000_READ_REG(hw, TIDV); |
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381 |
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382 regs_buff[12] = adapter->hw.phy_type; /* PHY type (IGP=1, M88=0) */ |
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383 if(hw->phy_type == e1000_phy_igp) { |
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384 e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, |
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385 IGP01E1000_PHY_AGC_A); |
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386 e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_A & |
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387 IGP01E1000_PHY_PAGE_SELECT, &phy_data); |
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388 regs_buff[13] = (uint32_t)phy_data; /* cable length */ |
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389 e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, |
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390 IGP01E1000_PHY_AGC_B); |
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391 e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_B & |
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392 IGP01E1000_PHY_PAGE_SELECT, &phy_data); |
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393 regs_buff[14] = (uint32_t)phy_data; /* cable length */ |
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394 e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, |
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395 IGP01E1000_PHY_AGC_C); |
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396 e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_C & |
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397 IGP01E1000_PHY_PAGE_SELECT, &phy_data); |
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398 regs_buff[15] = (uint32_t)phy_data; /* cable length */ |
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399 e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, |
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400 IGP01E1000_PHY_AGC_D); |
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401 e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_D & |
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402 IGP01E1000_PHY_PAGE_SELECT, &phy_data); |
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403 regs_buff[16] = (uint32_t)phy_data; /* cable length */ |
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404 regs_buff[17] = 0; /* extended 10bt distance (not needed) */ |
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405 e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, 0x0); |
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406 e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_STATUS & |
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407 IGP01E1000_PHY_PAGE_SELECT, &phy_data); |
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408 regs_buff[18] = (uint32_t)phy_data; /* cable polarity */ |
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409 e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, |
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410 IGP01E1000_PHY_PCS_INIT_REG); |
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411 e1000_read_phy_reg(hw, IGP01E1000_PHY_PCS_INIT_REG & |
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412 IGP01E1000_PHY_PAGE_SELECT, &phy_data); |
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413 regs_buff[19] = (uint32_t)phy_data; /* cable polarity */ |
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414 regs_buff[20] = 0; /* polarity correction enabled (always) */ |
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415 regs_buff[22] = 0; /* phy receive errors (unavailable) */ |
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416 regs_buff[23] = regs_buff[18]; /* mdix mode */ |
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417 e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, 0x0); |
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418 } else { |
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419 e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data); |
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420 regs_buff[13] = (uint32_t)phy_data; /* cable length */ |
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421 regs_buff[14] = 0; /* Dummy (to align w/ IGP phy reg dump) */ |
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422 regs_buff[15] = 0; /* Dummy (to align w/ IGP phy reg dump) */ |
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423 regs_buff[16] = 0; /* Dummy (to align w/ IGP phy reg dump) */ |
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424 e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data); |
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425 regs_buff[17] = (uint32_t)phy_data; /* extended 10bt distance */ |
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426 regs_buff[18] = regs_buff[13]; /* cable polarity */ |
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427 regs_buff[19] = 0; /* Dummy (to align w/ IGP phy reg dump) */ |
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428 regs_buff[20] = regs_buff[17]; /* polarity correction */ |
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429 /* phy receive errors */ |
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430 regs_buff[22] = adapter->phy_stats.receive_errors; |
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431 regs_buff[23] = regs_buff[13]; /* mdix mode */ |
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432 } |
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433 regs_buff[21] = adapter->phy_stats.idle_errors; /* phy idle errors */ |
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434 e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_data); |
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435 regs_buff[24] = (uint32_t)phy_data; /* phy local receiver status */ |
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436 regs_buff[25] = regs_buff[24]; /* phy remote receiver status */ |
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437 if(hw->mac_type >= e1000_82540 && |
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438 hw->media_type == e1000_media_type_copper) { |
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439 regs_buff[26] = E1000_READ_REG(hw, MANC); |
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440 } |
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441 } |
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442 |
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443 static int |
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444 e1000_get_eeprom_len(struct net_device *netdev) |
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445 { |
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446 struct e1000_adapter *adapter = netdev_priv(netdev); |
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447 return adapter->hw.eeprom.word_size * 2; |
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448 } |
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449 |
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450 static int |
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451 e1000_get_eeprom(struct net_device *netdev, |
|
452 struct ethtool_eeprom *eeprom, uint8_t *bytes) |
|
453 { |
|
454 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
455 struct e1000_hw *hw = &adapter->hw; |
|
456 uint16_t *eeprom_buff; |
|
457 int first_word, last_word; |
|
458 int ret_val = 0; |
|
459 uint16_t i; |
|
460 |
|
461 if(eeprom->len == 0) |
|
462 return -EINVAL; |
|
463 |
|
464 eeprom->magic = hw->vendor_id | (hw->device_id << 16); |
|
465 |
|
466 first_word = eeprom->offset >> 1; |
|
467 last_word = (eeprom->offset + eeprom->len - 1) >> 1; |
|
468 |
|
469 eeprom_buff = kmalloc(sizeof(uint16_t) * |
|
470 (last_word - first_word + 1), GFP_KERNEL); |
|
471 if(!eeprom_buff) |
|
472 return -ENOMEM; |
|
473 |
|
474 if(hw->eeprom.type == e1000_eeprom_spi) |
|
475 ret_val = e1000_read_eeprom(hw, first_word, |
|
476 last_word - first_word + 1, |
|
477 eeprom_buff); |
|
478 else { |
|
479 for (i = 0; i < last_word - first_word + 1; i++) |
|
480 if((ret_val = e1000_read_eeprom(hw, first_word + i, 1, |
|
481 &eeprom_buff[i]))) |
|
482 break; |
|
483 } |
|
484 |
|
485 /* Device's eeprom is always little-endian, word addressable */ |
|
486 for (i = 0; i < last_word - first_word + 1; i++) |
|
487 le16_to_cpus(&eeprom_buff[i]); |
|
488 |
|
489 memcpy(bytes, (uint8_t *)eeprom_buff + (eeprom->offset & 1), |
|
490 eeprom->len); |
|
491 kfree(eeprom_buff); |
|
492 |
|
493 return ret_val; |
|
494 } |
|
495 |
|
496 static int |
|
497 e1000_set_eeprom(struct net_device *netdev, |
|
498 struct ethtool_eeprom *eeprom, uint8_t *bytes) |
|
499 { |
|
500 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
501 struct e1000_hw *hw = &adapter->hw; |
|
502 uint16_t *eeprom_buff; |
|
503 void *ptr; |
|
504 int max_len, first_word, last_word, ret_val = 0; |
|
505 uint16_t i; |
|
506 |
|
507 if(eeprom->len == 0) |
|
508 return -EOPNOTSUPP; |
|
509 |
|
510 if(eeprom->magic != (hw->vendor_id | (hw->device_id << 16))) |
|
511 return -EFAULT; |
|
512 |
|
513 max_len = hw->eeprom.word_size * 2; |
|
514 |
|
515 first_word = eeprom->offset >> 1; |
|
516 last_word = (eeprom->offset + eeprom->len - 1) >> 1; |
|
517 eeprom_buff = kmalloc(max_len, GFP_KERNEL); |
|
518 if(!eeprom_buff) |
|
519 return -ENOMEM; |
|
520 |
|
521 ptr = (void *)eeprom_buff; |
|
522 |
|
523 if(eeprom->offset & 1) { |
|
524 /* need read/modify/write of first changed EEPROM word */ |
|
525 /* only the second byte of the word is being modified */ |
|
526 ret_val = e1000_read_eeprom(hw, first_word, 1, |
|
527 &eeprom_buff[0]); |
|
528 ptr++; |
|
529 } |
|
530 if(((eeprom->offset + eeprom->len) & 1) && (ret_val == 0)) { |
|
531 /* need read/modify/write of last changed EEPROM word */ |
|
532 /* only the first byte of the word is being modified */ |
|
533 ret_val = e1000_read_eeprom(hw, last_word, 1, |
|
534 &eeprom_buff[last_word - first_word]); |
|
535 } |
|
536 |
|
537 /* Device's eeprom is always little-endian, word addressable */ |
|
538 for (i = 0; i < last_word - first_word + 1; i++) |
|
539 le16_to_cpus(&eeprom_buff[i]); |
|
540 |
|
541 memcpy(ptr, bytes, eeprom->len); |
|
542 |
|
543 for (i = 0; i < last_word - first_word + 1; i++) |
|
544 eeprom_buff[i] = cpu_to_le16(eeprom_buff[i]); |
|
545 |
|
546 ret_val = e1000_write_eeprom(hw, first_word, |
|
547 last_word - first_word + 1, eeprom_buff); |
|
548 |
|
549 /* Update the checksum over the first part of the EEPROM if needed */ |
|
550 if((ret_val == 0) && first_word <= EEPROM_CHECKSUM_REG) |
|
551 e1000_update_eeprom_checksum(hw); |
|
552 |
|
553 kfree(eeprom_buff); |
|
554 return ret_val; |
|
555 } |
|
556 |
|
557 static void |
|
558 e1000_get_drvinfo(struct net_device *netdev, |
|
559 struct ethtool_drvinfo *drvinfo) |
|
560 { |
|
561 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
562 |
|
563 strncpy(drvinfo->driver, e1000_driver_name, 32); |
|
564 strncpy(drvinfo->version, e1000_driver_version, 32); |
|
565 strncpy(drvinfo->fw_version, "N/A", 32); |
|
566 strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32); |
|
567 drvinfo->n_stats = E1000_STATS_LEN; |
|
568 drvinfo->testinfo_len = E1000_TEST_LEN; |
|
569 drvinfo->regdump_len = e1000_get_regs_len(netdev); |
|
570 drvinfo->eedump_len = e1000_get_eeprom_len(netdev); |
|
571 } |
|
572 |
|
573 static void |
|
574 e1000_get_ringparam(struct net_device *netdev, |
|
575 struct ethtool_ringparam *ring) |
|
576 { |
|
577 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
578 e1000_mac_type mac_type = adapter->hw.mac_type; |
|
579 struct e1000_desc_ring *txdr = &adapter->tx_ring; |
|
580 struct e1000_desc_ring *rxdr = &adapter->rx_ring; |
|
581 |
|
582 ring->rx_max_pending = (mac_type < e1000_82544) ? E1000_MAX_RXD : |
|
583 E1000_MAX_82544_RXD; |
|
584 ring->tx_max_pending = (mac_type < e1000_82544) ? E1000_MAX_TXD : |
|
585 E1000_MAX_82544_TXD; |
|
586 ring->rx_mini_max_pending = 0; |
|
587 ring->rx_jumbo_max_pending = 0; |
|
588 ring->rx_pending = rxdr->count; |
|
589 ring->tx_pending = txdr->count; |
|
590 ring->rx_mini_pending = 0; |
|
591 ring->rx_jumbo_pending = 0; |
|
592 } |
|
593 |
|
594 static int |
|
595 e1000_set_ringparam(struct net_device *netdev, |
|
596 struct ethtool_ringparam *ring) |
|
597 { |
|
598 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
599 e1000_mac_type mac_type = adapter->hw.mac_type; |
|
600 struct e1000_desc_ring *txdr = &adapter->tx_ring; |
|
601 struct e1000_desc_ring *rxdr = &adapter->rx_ring; |
|
602 struct e1000_desc_ring tx_old, tx_new, rx_old, rx_new; |
|
603 int err; |
|
604 |
|
605 tx_old = adapter->tx_ring; |
|
606 rx_old = adapter->rx_ring; |
|
607 |
|
608 if((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) |
|
609 return -EINVAL; |
|
610 |
|
611 if(netif_running(adapter->netdev)) |
|
612 e1000_down(adapter); |
|
613 |
|
614 rxdr->count = max(ring->rx_pending,(uint32_t)E1000_MIN_RXD); |
|
615 rxdr->count = min(rxdr->count,(uint32_t)(mac_type < e1000_82544 ? |
|
616 E1000_MAX_RXD : E1000_MAX_82544_RXD)); |
|
617 E1000_ROUNDUP(rxdr->count, REQ_RX_DESCRIPTOR_MULTIPLE); |
|
618 |
|
619 txdr->count = max(ring->tx_pending,(uint32_t)E1000_MIN_TXD); |
|
620 txdr->count = min(txdr->count,(uint32_t)(mac_type < e1000_82544 ? |
|
621 E1000_MAX_TXD : E1000_MAX_82544_TXD)); |
|
622 E1000_ROUNDUP(txdr->count, REQ_TX_DESCRIPTOR_MULTIPLE); |
|
623 |
|
624 if(netif_running(adapter->netdev)) { |
|
625 /* Try to get new resources before deleting old */ |
|
626 if((err = e1000_setup_rx_resources(adapter))) |
|
627 goto err_setup_rx; |
|
628 if((err = e1000_setup_tx_resources(adapter))) |
|
629 goto err_setup_tx; |
|
630 |
|
631 /* save the new, restore the old in order to free it, |
|
632 * then restore the new back again */ |
|
633 |
|
634 rx_new = adapter->rx_ring; |
|
635 tx_new = adapter->tx_ring; |
|
636 adapter->rx_ring = rx_old; |
|
637 adapter->tx_ring = tx_old; |
|
638 e1000_free_rx_resources(adapter); |
|
639 e1000_free_tx_resources(adapter); |
|
640 adapter->rx_ring = rx_new; |
|
641 adapter->tx_ring = tx_new; |
|
642 if((err = e1000_up(adapter))) |
|
643 return err; |
|
644 } |
|
645 |
|
646 return 0; |
|
647 err_setup_tx: |
|
648 e1000_free_rx_resources(adapter); |
|
649 err_setup_rx: |
|
650 adapter->rx_ring = rx_old; |
|
651 adapter->tx_ring = tx_old; |
|
652 e1000_up(adapter); |
|
653 return err; |
|
654 } |
|
655 |
|
656 #define REG_PATTERN_TEST(R, M, W) \ |
|
657 { \ |
|
658 uint32_t pat, value; \ |
|
659 uint32_t test[] = \ |
|
660 {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; \ |
|
661 for(pat = 0; pat < sizeof(test)/sizeof(test[0]); pat++) { \ |
|
662 E1000_WRITE_REG(&adapter->hw, R, (test[pat] & W)); \ |
|
663 value = E1000_READ_REG(&adapter->hw, R); \ |
|
664 if(value != (test[pat] & W & M)) { \ |
|
665 DPRINTK(DRV, ERR, "pattern test reg %04X failed: got " \ |
|
666 "0x%08X expected 0x%08X\n", \ |
|
667 E1000_##R, value, (test[pat] & W & M)); \ |
|
668 *data = (adapter->hw.mac_type < e1000_82543) ? \ |
|
669 E1000_82542_##R : E1000_##R; \ |
|
670 return 1; \ |
|
671 } \ |
|
672 } \ |
|
673 } |
|
674 |
|
675 #define REG_SET_AND_CHECK(R, M, W) \ |
|
676 { \ |
|
677 uint32_t value; \ |
|
678 E1000_WRITE_REG(&adapter->hw, R, W & M); \ |
|
679 value = E1000_READ_REG(&adapter->hw, R); \ |
|
680 if((W & M) != (value & M)) { \ |
|
681 DPRINTK(DRV, ERR, "set/check reg %04X test failed: got 0x%08X "\ |
|
682 "expected 0x%08X\n", E1000_##R, (value & M), (W & M)); \ |
|
683 *data = (adapter->hw.mac_type < e1000_82543) ? \ |
|
684 E1000_82542_##R : E1000_##R; \ |
|
685 return 1; \ |
|
686 } \ |
|
687 } |
|
688 |
|
689 static int |
|
690 e1000_reg_test(struct e1000_adapter *adapter, uint64_t *data) |
|
691 { |
|
692 uint32_t value, before, after; |
|
693 uint32_t i, toggle; |
|
694 |
|
695 /* The status register is Read Only, so a write should fail. |
|
696 * Some bits that get toggled are ignored. |
|
697 */ |
|
698 switch (adapter->hw.mac_type) { |
|
699 case e1000_82573: |
|
700 toggle = 0x7FFFF033; |
|
701 break; |
|
702 default: |
|
703 toggle = 0xFFFFF833; |
|
704 break; |
|
705 } |
|
706 |
|
707 before = E1000_READ_REG(&adapter->hw, STATUS); |
|
708 value = (E1000_READ_REG(&adapter->hw, STATUS) & toggle); |
|
709 E1000_WRITE_REG(&adapter->hw, STATUS, toggle); |
|
710 after = E1000_READ_REG(&adapter->hw, STATUS) & toggle; |
|
711 if(value != after) { |
|
712 DPRINTK(DRV, ERR, "failed STATUS register test got: " |
|
713 "0x%08X expected: 0x%08X\n", after, value); |
|
714 *data = 1; |
|
715 return 1; |
|
716 } |
|
717 /* restore previous status */ |
|
718 E1000_WRITE_REG(&adapter->hw, STATUS, before); |
|
719 |
|
720 REG_PATTERN_TEST(FCAL, 0xFFFFFFFF, 0xFFFFFFFF); |
|
721 REG_PATTERN_TEST(FCAH, 0x0000FFFF, 0xFFFFFFFF); |
|
722 REG_PATTERN_TEST(FCT, 0x0000FFFF, 0xFFFFFFFF); |
|
723 REG_PATTERN_TEST(VET, 0x0000FFFF, 0xFFFFFFFF); |
|
724 REG_PATTERN_TEST(RDTR, 0x0000FFFF, 0xFFFFFFFF); |
|
725 REG_PATTERN_TEST(RDBAH, 0xFFFFFFFF, 0xFFFFFFFF); |
|
726 REG_PATTERN_TEST(RDLEN, 0x000FFF80, 0x000FFFFF); |
|
727 REG_PATTERN_TEST(RDH, 0x0000FFFF, 0x0000FFFF); |
|
728 REG_PATTERN_TEST(RDT, 0x0000FFFF, 0x0000FFFF); |
|
729 REG_PATTERN_TEST(FCRTH, 0x0000FFF8, 0x0000FFF8); |
|
730 REG_PATTERN_TEST(FCTTV, 0x0000FFFF, 0x0000FFFF); |
|
731 REG_PATTERN_TEST(TIPG, 0x3FFFFFFF, 0x3FFFFFFF); |
|
732 REG_PATTERN_TEST(TDBAH, 0xFFFFFFFF, 0xFFFFFFFF); |
|
733 REG_PATTERN_TEST(TDLEN, 0x000FFF80, 0x000FFFFF); |
|
734 |
|
735 REG_SET_AND_CHECK(RCTL, 0xFFFFFFFF, 0x00000000); |
|
736 REG_SET_AND_CHECK(RCTL, 0x06DFB3FE, 0x003FFFFB); |
|
737 REG_SET_AND_CHECK(TCTL, 0xFFFFFFFF, 0x00000000); |
|
738 |
|
739 if(adapter->hw.mac_type >= e1000_82543) { |
|
740 |
|
741 REG_SET_AND_CHECK(RCTL, 0x06DFB3FE, 0xFFFFFFFF); |
|
742 REG_PATTERN_TEST(RDBAL, 0xFFFFFFF0, 0xFFFFFFFF); |
|
743 REG_PATTERN_TEST(TXCW, 0xC000FFFF, 0x0000FFFF); |
|
744 REG_PATTERN_TEST(TDBAL, 0xFFFFFFF0, 0xFFFFFFFF); |
|
745 REG_PATTERN_TEST(TIDV, 0x0000FFFF, 0x0000FFFF); |
|
746 |
|
747 for(i = 0; i < E1000_RAR_ENTRIES; i++) { |
|
748 REG_PATTERN_TEST(RA + ((i << 1) << 2), 0xFFFFFFFF, |
|
749 0xFFFFFFFF); |
|
750 REG_PATTERN_TEST(RA + (((i << 1) + 1) << 2), 0x8003FFFF, |
|
751 0xFFFFFFFF); |
|
752 } |
|
753 |
|
754 } else { |
|
755 |
|
756 REG_SET_AND_CHECK(RCTL, 0xFFFFFFFF, 0x01FFFFFF); |
|
757 REG_PATTERN_TEST(RDBAL, 0xFFFFF000, 0xFFFFFFFF); |
|
758 REG_PATTERN_TEST(TXCW, 0x0000FFFF, 0x0000FFFF); |
|
759 REG_PATTERN_TEST(TDBAL, 0xFFFFF000, 0xFFFFFFFF); |
|
760 |
|
761 } |
|
762 |
|
763 for(i = 0; i < E1000_MC_TBL_SIZE; i++) |
|
764 REG_PATTERN_TEST(MTA + (i << 2), 0xFFFFFFFF, 0xFFFFFFFF); |
|
765 |
|
766 *data = 0; |
|
767 return 0; |
|
768 } |
|
769 |
|
770 static int |
|
771 e1000_eeprom_test(struct e1000_adapter *adapter, uint64_t *data) |
|
772 { |
|
773 uint16_t temp; |
|
774 uint16_t checksum = 0; |
|
775 uint16_t i; |
|
776 |
|
777 *data = 0; |
|
778 /* Read and add up the contents of the EEPROM */ |
|
779 for(i = 0; i < (EEPROM_CHECKSUM_REG + 1); i++) { |
|
780 if((e1000_read_eeprom(&adapter->hw, i, 1, &temp)) < 0) { |
|
781 *data = 1; |
|
782 break; |
|
783 } |
|
784 checksum += temp; |
|
785 } |
|
786 |
|
787 /* If Checksum is not Correct return error else test passed */ |
|
788 if((checksum != (uint16_t) EEPROM_SUM) && !(*data)) |
|
789 *data = 2; |
|
790 |
|
791 return *data; |
|
792 } |
|
793 |
|
794 static irqreturn_t |
|
795 e1000_test_intr(int irq, |
|
796 void *data, |
|
797 struct pt_regs *regs) |
|
798 { |
|
799 struct net_device *netdev = (struct net_device *) data; |
|
800 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
801 |
|
802 adapter->test_icr |= E1000_READ_REG(&adapter->hw, ICR); |
|
803 |
|
804 return IRQ_HANDLED; |
|
805 } |
|
806 |
|
807 static int |
|
808 e1000_intr_test(struct e1000_adapter *adapter, uint64_t *data) |
|
809 { |
|
810 struct net_device *netdev = adapter->netdev; |
|
811 uint32_t mask, i=0, shared_int = TRUE; |
|
812 uint32_t irq = adapter->pdev->irq; |
|
813 |
|
814 *data = 0; |
|
815 |
|
816 /* Hook up test interrupt handler just for this test */ |
|
817 if(!request_irq(irq, &e1000_test_intr, 0, netdev->name, netdev)) { |
|
818 shared_int = FALSE; |
|
819 } else if(request_irq(irq, &e1000_test_intr, SA_SHIRQ, |
|
820 netdev->name, netdev)){ |
|
821 *data = 1; |
|
822 return -1; |
|
823 } |
|
824 |
|
825 /* Disable all the interrupts */ |
|
826 E1000_WRITE_REG(&adapter->hw, IMC, 0xFFFFFFFF); |
|
827 msec_delay(10); |
|
828 |
|
829 /* Test each interrupt */ |
|
830 for(; i < 10; i++) { |
|
831 |
|
832 /* Interrupt to test */ |
|
833 mask = 1 << i; |
|
834 |
|
835 if(!shared_int) { |
|
836 /* Disable the interrupt to be reported in |
|
837 * the cause register and then force the same |
|
838 * interrupt and see if one gets posted. If |
|
839 * an interrupt was posted to the bus, the |
|
840 * test failed. |
|
841 */ |
|
842 adapter->test_icr = 0; |
|
843 E1000_WRITE_REG(&adapter->hw, IMC, mask); |
|
844 E1000_WRITE_REG(&adapter->hw, ICS, mask); |
|
845 msec_delay(10); |
|
846 |
|
847 if(adapter->test_icr & mask) { |
|
848 *data = 3; |
|
849 break; |
|
850 } |
|
851 } |
|
852 |
|
853 /* Enable the interrupt to be reported in |
|
854 * the cause register and then force the same |
|
855 * interrupt and see if one gets posted. If |
|
856 * an interrupt was not posted to the bus, the |
|
857 * test failed. |
|
858 */ |
|
859 adapter->test_icr = 0; |
|
860 E1000_WRITE_REG(&adapter->hw, IMS, mask); |
|
861 E1000_WRITE_REG(&adapter->hw, ICS, mask); |
|
862 msec_delay(10); |
|
863 |
|
864 if(!(adapter->test_icr & mask)) { |
|
865 *data = 4; |
|
866 break; |
|
867 } |
|
868 |
|
869 if(!shared_int) { |
|
870 /* Disable the other interrupts to be reported in |
|
871 * the cause register and then force the other |
|
872 * interrupts and see if any get posted. If |
|
873 * an interrupt was posted to the bus, the |
|
874 * test failed. |
|
875 */ |
|
876 adapter->test_icr = 0; |
|
877 E1000_WRITE_REG(&adapter->hw, IMC, ~mask & 0x00007FFF); |
|
878 E1000_WRITE_REG(&adapter->hw, ICS, ~mask & 0x00007FFF); |
|
879 msec_delay(10); |
|
880 |
|
881 if(adapter->test_icr) { |
|
882 *data = 5; |
|
883 break; |
|
884 } |
|
885 } |
|
886 } |
|
887 |
|
888 /* Disable all the interrupts */ |
|
889 E1000_WRITE_REG(&adapter->hw, IMC, 0xFFFFFFFF); |
|
890 msec_delay(10); |
|
891 |
|
892 /* Unhook test interrupt handler */ |
|
893 free_irq(irq, netdev); |
|
894 |
|
895 return *data; |
|
896 } |
|
897 |
|
898 static void |
|
899 e1000_free_desc_rings(struct e1000_adapter *adapter) |
|
900 { |
|
901 struct e1000_desc_ring *txdr = &adapter->test_tx_ring; |
|
902 struct e1000_desc_ring *rxdr = &adapter->test_rx_ring; |
|
903 struct pci_dev *pdev = adapter->pdev; |
|
904 int i; |
|
905 |
|
906 if(txdr->desc && txdr->buffer_info) { |
|
907 for(i = 0; i < txdr->count; i++) { |
|
908 if(txdr->buffer_info[i].dma) |
|
909 pci_unmap_single(pdev, txdr->buffer_info[i].dma, |
|
910 txdr->buffer_info[i].length, |
|
911 PCI_DMA_TODEVICE); |
|
912 if(txdr->buffer_info[i].skb) |
|
913 dev_kfree_skb(txdr->buffer_info[i].skb); |
|
914 } |
|
915 } |
|
916 |
|
917 if(rxdr->desc && rxdr->buffer_info) { |
|
918 for(i = 0; i < rxdr->count; i++) { |
|
919 if(rxdr->buffer_info[i].dma) |
|
920 pci_unmap_single(pdev, rxdr->buffer_info[i].dma, |
|
921 rxdr->buffer_info[i].length, |
|
922 PCI_DMA_FROMDEVICE); |
|
923 if(rxdr->buffer_info[i].skb) |
|
924 dev_kfree_skb(rxdr->buffer_info[i].skb); |
|
925 } |
|
926 } |
|
927 |
|
928 if(txdr->desc) |
|
929 pci_free_consistent(pdev, txdr->size, txdr->desc, txdr->dma); |
|
930 if(rxdr->desc) |
|
931 pci_free_consistent(pdev, rxdr->size, rxdr->desc, rxdr->dma); |
|
932 |
|
933 if(txdr->buffer_info) |
|
934 kfree(txdr->buffer_info); |
|
935 if(rxdr->buffer_info) |
|
936 kfree(rxdr->buffer_info); |
|
937 |
|
938 return; |
|
939 } |
|
940 |
|
941 static int |
|
942 e1000_setup_desc_rings(struct e1000_adapter *adapter) |
|
943 { |
|
944 struct e1000_desc_ring *txdr = &adapter->test_tx_ring; |
|
945 struct e1000_desc_ring *rxdr = &adapter->test_rx_ring; |
|
946 struct pci_dev *pdev = adapter->pdev; |
|
947 uint32_t rctl; |
|
948 int size, i, ret_val; |
|
949 |
|
950 /* Setup Tx descriptor ring and Tx buffers */ |
|
951 |
|
952 if(!txdr->count) |
|
953 txdr->count = E1000_DEFAULT_TXD; |
|
954 |
|
955 size = txdr->count * sizeof(struct e1000_buffer); |
|
956 if(!(txdr->buffer_info = kmalloc(size, GFP_KERNEL))) { |
|
957 ret_val = 1; |
|
958 goto err_nomem; |
|
959 } |
|
960 memset(txdr->buffer_info, 0, size); |
|
961 |
|
962 txdr->size = txdr->count * sizeof(struct e1000_tx_desc); |
|
963 E1000_ROUNDUP(txdr->size, 4096); |
|
964 if(!(txdr->desc = pci_alloc_consistent(pdev, txdr->size, &txdr->dma))) { |
|
965 ret_val = 2; |
|
966 goto err_nomem; |
|
967 } |
|
968 memset(txdr->desc, 0, txdr->size); |
|
969 txdr->next_to_use = txdr->next_to_clean = 0; |
|
970 |
|
971 E1000_WRITE_REG(&adapter->hw, TDBAL, |
|
972 ((uint64_t) txdr->dma & 0x00000000FFFFFFFF)); |
|
973 E1000_WRITE_REG(&adapter->hw, TDBAH, ((uint64_t) txdr->dma >> 32)); |
|
974 E1000_WRITE_REG(&adapter->hw, TDLEN, |
|
975 txdr->count * sizeof(struct e1000_tx_desc)); |
|
976 E1000_WRITE_REG(&adapter->hw, TDH, 0); |
|
977 E1000_WRITE_REG(&adapter->hw, TDT, 0); |
|
978 E1000_WRITE_REG(&adapter->hw, TCTL, |
|
979 E1000_TCTL_PSP | E1000_TCTL_EN | |
|
980 E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT | |
|
981 E1000_FDX_COLLISION_DISTANCE << E1000_COLD_SHIFT); |
|
982 |
|
983 for(i = 0; i < txdr->count; i++) { |
|
984 struct e1000_tx_desc *tx_desc = E1000_TX_DESC(*txdr, i); |
|
985 struct sk_buff *skb; |
|
986 unsigned int size = 1024; |
|
987 |
|
988 if(!(skb = alloc_skb(size, GFP_KERNEL))) { |
|
989 ret_val = 3; |
|
990 goto err_nomem; |
|
991 } |
|
992 skb_put(skb, size); |
|
993 txdr->buffer_info[i].skb = skb; |
|
994 txdr->buffer_info[i].length = skb->len; |
|
995 txdr->buffer_info[i].dma = |
|
996 pci_map_single(pdev, skb->data, skb->len, |
|
997 PCI_DMA_TODEVICE); |
|
998 tx_desc->buffer_addr = cpu_to_le64(txdr->buffer_info[i].dma); |
|
999 tx_desc->lower.data = cpu_to_le32(skb->len); |
|
1000 tx_desc->lower.data |= cpu_to_le32(E1000_TXD_CMD_EOP | |
|
1001 E1000_TXD_CMD_IFCS | |
|
1002 E1000_TXD_CMD_RPS); |
|
1003 tx_desc->upper.data = 0; |
|
1004 } |
|
1005 |
|
1006 /* Setup Rx descriptor ring and Rx buffers */ |
|
1007 |
|
1008 if(!rxdr->count) |
|
1009 rxdr->count = E1000_DEFAULT_RXD; |
|
1010 |
|
1011 size = rxdr->count * sizeof(struct e1000_buffer); |
|
1012 if(!(rxdr->buffer_info = kmalloc(size, GFP_KERNEL))) { |
|
1013 ret_val = 4; |
|
1014 goto err_nomem; |
|
1015 } |
|
1016 memset(rxdr->buffer_info, 0, size); |
|
1017 |
|
1018 rxdr->size = rxdr->count * sizeof(struct e1000_rx_desc); |
|
1019 if(!(rxdr->desc = pci_alloc_consistent(pdev, rxdr->size, &rxdr->dma))) { |
|
1020 ret_val = 5; |
|
1021 goto err_nomem; |
|
1022 } |
|
1023 memset(rxdr->desc, 0, rxdr->size); |
|
1024 rxdr->next_to_use = rxdr->next_to_clean = 0; |
|
1025 |
|
1026 rctl = E1000_READ_REG(&adapter->hw, RCTL); |
|
1027 E1000_WRITE_REG(&adapter->hw, RCTL, rctl & ~E1000_RCTL_EN); |
|
1028 E1000_WRITE_REG(&adapter->hw, RDBAL, |
|
1029 ((uint64_t) rxdr->dma & 0xFFFFFFFF)); |
|
1030 E1000_WRITE_REG(&adapter->hw, RDBAH, ((uint64_t) rxdr->dma >> 32)); |
|
1031 E1000_WRITE_REG(&adapter->hw, RDLEN, rxdr->size); |
|
1032 E1000_WRITE_REG(&adapter->hw, RDH, 0); |
|
1033 E1000_WRITE_REG(&adapter->hw, RDT, 0); |
|
1034 rctl = E1000_RCTL_EN | E1000_RCTL_BAM | E1000_RCTL_SZ_2048 | |
|
1035 E1000_RCTL_LBM_NO | E1000_RCTL_RDMTS_HALF | |
|
1036 (adapter->hw.mc_filter_type << E1000_RCTL_MO_SHIFT); |
|
1037 E1000_WRITE_REG(&adapter->hw, RCTL, rctl); |
|
1038 |
|
1039 for(i = 0; i < rxdr->count; i++) { |
|
1040 struct e1000_rx_desc *rx_desc = E1000_RX_DESC(*rxdr, i); |
|
1041 struct sk_buff *skb; |
|
1042 |
|
1043 if(!(skb = alloc_skb(E1000_RXBUFFER_2048 + NET_IP_ALIGN, |
|
1044 GFP_KERNEL))) { |
|
1045 ret_val = 6; |
|
1046 goto err_nomem; |
|
1047 } |
|
1048 skb_reserve(skb, NET_IP_ALIGN); |
|
1049 rxdr->buffer_info[i].skb = skb; |
|
1050 rxdr->buffer_info[i].length = E1000_RXBUFFER_2048; |
|
1051 rxdr->buffer_info[i].dma = |
|
1052 pci_map_single(pdev, skb->data, E1000_RXBUFFER_2048, |
|
1053 PCI_DMA_FROMDEVICE); |
|
1054 rx_desc->buffer_addr = cpu_to_le64(rxdr->buffer_info[i].dma); |
|
1055 memset(skb->data, 0x00, skb->len); |
|
1056 } |
|
1057 |
|
1058 return 0; |
|
1059 |
|
1060 err_nomem: |
|
1061 e1000_free_desc_rings(adapter); |
|
1062 return ret_val; |
|
1063 } |
|
1064 |
|
1065 static void |
|
1066 e1000_phy_disable_receiver(struct e1000_adapter *adapter) |
|
1067 { |
|
1068 /* Write out to PHY registers 29 and 30 to disable the Receiver. */ |
|
1069 e1000_write_phy_reg(&adapter->hw, 29, 0x001F); |
|
1070 e1000_write_phy_reg(&adapter->hw, 30, 0x8FFC); |
|
1071 e1000_write_phy_reg(&adapter->hw, 29, 0x001A); |
|
1072 e1000_write_phy_reg(&adapter->hw, 30, 0x8FF0); |
|
1073 } |
|
1074 |
|
1075 static void |
|
1076 e1000_phy_reset_clk_and_crs(struct e1000_adapter *adapter) |
|
1077 { |
|
1078 uint16_t phy_reg; |
|
1079 |
|
1080 /* Because we reset the PHY above, we need to re-force TX_CLK in the |
|
1081 * Extended PHY Specific Control Register to 25MHz clock. This |
|
1082 * value defaults back to a 2.5MHz clock when the PHY is reset. |
|
1083 */ |
|
1084 e1000_read_phy_reg(&adapter->hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_reg); |
|
1085 phy_reg |= M88E1000_EPSCR_TX_CLK_25; |
|
1086 e1000_write_phy_reg(&adapter->hw, |
|
1087 M88E1000_EXT_PHY_SPEC_CTRL, phy_reg); |
|
1088 |
|
1089 /* In addition, because of the s/w reset above, we need to enable |
|
1090 * CRS on TX. This must be set for both full and half duplex |
|
1091 * operation. |
|
1092 */ |
|
1093 e1000_read_phy_reg(&adapter->hw, M88E1000_PHY_SPEC_CTRL, &phy_reg); |
|
1094 phy_reg |= M88E1000_PSCR_ASSERT_CRS_ON_TX; |
|
1095 e1000_write_phy_reg(&adapter->hw, |
|
1096 M88E1000_PHY_SPEC_CTRL, phy_reg); |
|
1097 } |
|
1098 |
|
1099 static int |
|
1100 e1000_nonintegrated_phy_loopback(struct e1000_adapter *adapter) |
|
1101 { |
|
1102 uint32_t ctrl_reg; |
|
1103 uint16_t phy_reg; |
|
1104 |
|
1105 /* Setup the Device Control Register for PHY loopback test. */ |
|
1106 |
|
1107 ctrl_reg = E1000_READ_REG(&adapter->hw, CTRL); |
|
1108 ctrl_reg |= (E1000_CTRL_ILOS | /* Invert Loss-Of-Signal */ |
|
1109 E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */ |
|
1110 E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */ |
|
1111 E1000_CTRL_SPD_1000 | /* Force Speed to 1000 */ |
|
1112 E1000_CTRL_FD); /* Force Duplex to FULL */ |
|
1113 |
|
1114 E1000_WRITE_REG(&adapter->hw, CTRL, ctrl_reg); |
|
1115 |
|
1116 /* Read the PHY Specific Control Register (0x10) */ |
|
1117 e1000_read_phy_reg(&adapter->hw, M88E1000_PHY_SPEC_CTRL, &phy_reg); |
|
1118 |
|
1119 /* Clear Auto-Crossover bits in PHY Specific Control Register |
|
1120 * (bits 6:5). |
|
1121 */ |
|
1122 phy_reg &= ~M88E1000_PSCR_AUTO_X_MODE; |
|
1123 e1000_write_phy_reg(&adapter->hw, M88E1000_PHY_SPEC_CTRL, phy_reg); |
|
1124 |
|
1125 /* Perform software reset on the PHY */ |
|
1126 e1000_phy_reset(&adapter->hw); |
|
1127 |
|
1128 /* Have to setup TX_CLK and TX_CRS after software reset */ |
|
1129 e1000_phy_reset_clk_and_crs(adapter); |
|
1130 |
|
1131 e1000_write_phy_reg(&adapter->hw, PHY_CTRL, 0x8100); |
|
1132 |
|
1133 /* Wait for reset to complete. */ |
|
1134 udelay(500); |
|
1135 |
|
1136 /* Have to setup TX_CLK and TX_CRS after software reset */ |
|
1137 e1000_phy_reset_clk_and_crs(adapter); |
|
1138 |
|
1139 /* Write out to PHY registers 29 and 30 to disable the Receiver. */ |
|
1140 e1000_phy_disable_receiver(adapter); |
|
1141 |
|
1142 /* Set the loopback bit in the PHY control register. */ |
|
1143 e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &phy_reg); |
|
1144 phy_reg |= MII_CR_LOOPBACK; |
|
1145 e1000_write_phy_reg(&adapter->hw, PHY_CTRL, phy_reg); |
|
1146 |
|
1147 /* Setup TX_CLK and TX_CRS one more time. */ |
|
1148 e1000_phy_reset_clk_and_crs(adapter); |
|
1149 |
|
1150 /* Check Phy Configuration */ |
|
1151 e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &phy_reg); |
|
1152 if(phy_reg != 0x4100) |
|
1153 return 9; |
|
1154 |
|
1155 e1000_read_phy_reg(&adapter->hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_reg); |
|
1156 if(phy_reg != 0x0070) |
|
1157 return 10; |
|
1158 |
|
1159 e1000_read_phy_reg(&adapter->hw, 29, &phy_reg); |
|
1160 if(phy_reg != 0x001A) |
|
1161 return 11; |
|
1162 |
|
1163 return 0; |
|
1164 } |
|
1165 |
|
1166 static int |
|
1167 e1000_integrated_phy_loopback(struct e1000_adapter *adapter) |
|
1168 { |
|
1169 uint32_t ctrl_reg = 0; |
|
1170 uint32_t stat_reg = 0; |
|
1171 |
|
1172 adapter->hw.autoneg = FALSE; |
|
1173 |
|
1174 if(adapter->hw.phy_type == e1000_phy_m88) { |
|
1175 /* Auto-MDI/MDIX Off */ |
|
1176 e1000_write_phy_reg(&adapter->hw, |
|
1177 M88E1000_PHY_SPEC_CTRL, 0x0808); |
|
1178 /* reset to update Auto-MDI/MDIX */ |
|
1179 e1000_write_phy_reg(&adapter->hw, PHY_CTRL, 0x9140); |
|
1180 /* autoneg off */ |
|
1181 e1000_write_phy_reg(&adapter->hw, PHY_CTRL, 0x8140); |
|
1182 } |
|
1183 /* force 1000, set loopback */ |
|
1184 e1000_write_phy_reg(&adapter->hw, PHY_CTRL, 0x4140); |
|
1185 |
|
1186 /* Now set up the MAC to the same speed/duplex as the PHY. */ |
|
1187 ctrl_reg = E1000_READ_REG(&adapter->hw, CTRL); |
|
1188 ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */ |
|
1189 ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */ |
|
1190 E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */ |
|
1191 E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */ |
|
1192 E1000_CTRL_FD); /* Force Duplex to FULL */ |
|
1193 |
|
1194 if(adapter->hw.media_type == e1000_media_type_copper && |
|
1195 adapter->hw.phy_type == e1000_phy_m88) { |
|
1196 ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */ |
|
1197 } else { |
|
1198 /* Set the ILOS bit on the fiber Nic is half |
|
1199 * duplex link is detected. */ |
|
1200 stat_reg = E1000_READ_REG(&adapter->hw, STATUS); |
|
1201 if((stat_reg & E1000_STATUS_FD) == 0) |
|
1202 ctrl_reg |= (E1000_CTRL_ILOS | E1000_CTRL_SLU); |
|
1203 } |
|
1204 |
|
1205 E1000_WRITE_REG(&adapter->hw, CTRL, ctrl_reg); |
|
1206 |
|
1207 /* Disable the receiver on the PHY so when a cable is plugged in, the |
|
1208 * PHY does not begin to autoneg when a cable is reconnected to the NIC. |
|
1209 */ |
|
1210 if(adapter->hw.phy_type == e1000_phy_m88) |
|
1211 e1000_phy_disable_receiver(adapter); |
|
1212 |
|
1213 udelay(500); |
|
1214 |
|
1215 return 0; |
|
1216 } |
|
1217 |
|
1218 static int |
|
1219 e1000_set_phy_loopback(struct e1000_adapter *adapter) |
|
1220 { |
|
1221 uint16_t phy_reg = 0; |
|
1222 uint16_t count = 0; |
|
1223 |
|
1224 switch (adapter->hw.mac_type) { |
|
1225 case e1000_82543: |
|
1226 if(adapter->hw.media_type == e1000_media_type_copper) { |
|
1227 /* Attempt to setup Loopback mode on Non-integrated PHY. |
|
1228 * Some PHY registers get corrupted at random, so |
|
1229 * attempt this 10 times. |
|
1230 */ |
|
1231 while(e1000_nonintegrated_phy_loopback(adapter) && |
|
1232 count++ < 10); |
|
1233 if(count < 11) |
|
1234 return 0; |
|
1235 } |
|
1236 break; |
|
1237 |
|
1238 case e1000_82544: |
|
1239 case e1000_82540: |
|
1240 case e1000_82545: |
|
1241 case e1000_82545_rev_3: |
|
1242 case e1000_82546: |
|
1243 case e1000_82546_rev_3: |
|
1244 case e1000_82541: |
|
1245 case e1000_82541_rev_2: |
|
1246 case e1000_82547: |
|
1247 case e1000_82547_rev_2: |
|
1248 case e1000_82573: |
|
1249 return e1000_integrated_phy_loopback(adapter); |
|
1250 break; |
|
1251 |
|
1252 default: |
|
1253 /* Default PHY loopback work is to read the MII |
|
1254 * control register and assert bit 14 (loopback mode). |
|
1255 */ |
|
1256 e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &phy_reg); |
|
1257 phy_reg |= MII_CR_LOOPBACK; |
|
1258 e1000_write_phy_reg(&adapter->hw, PHY_CTRL, phy_reg); |
|
1259 return 0; |
|
1260 break; |
|
1261 } |
|
1262 |
|
1263 return 8; |
|
1264 } |
|
1265 |
|
1266 static int |
|
1267 e1000_setup_loopback_test(struct e1000_adapter *adapter) |
|
1268 { |
|
1269 uint32_t rctl; |
|
1270 |
|
1271 if(adapter->hw.media_type == e1000_media_type_fiber || |
|
1272 adapter->hw.media_type == e1000_media_type_internal_serdes) { |
|
1273 if(adapter->hw.mac_type == e1000_82545 || |
|
1274 adapter->hw.mac_type == e1000_82546 || |
|
1275 adapter->hw.mac_type == e1000_82545_rev_3 || |
|
1276 adapter->hw.mac_type == e1000_82546_rev_3) |
|
1277 return e1000_set_phy_loopback(adapter); |
|
1278 else { |
|
1279 rctl = E1000_READ_REG(&adapter->hw, RCTL); |
|
1280 rctl |= E1000_RCTL_LBM_TCVR; |
|
1281 E1000_WRITE_REG(&adapter->hw, RCTL, rctl); |
|
1282 return 0; |
|
1283 } |
|
1284 } else if(adapter->hw.media_type == e1000_media_type_copper) |
|
1285 return e1000_set_phy_loopback(adapter); |
|
1286 |
|
1287 return 7; |
|
1288 } |
|
1289 |
|
1290 static void |
|
1291 e1000_loopback_cleanup(struct e1000_adapter *adapter) |
|
1292 { |
|
1293 uint32_t rctl; |
|
1294 uint16_t phy_reg; |
|
1295 |
|
1296 rctl = E1000_READ_REG(&adapter->hw, RCTL); |
|
1297 rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC); |
|
1298 E1000_WRITE_REG(&adapter->hw, RCTL, rctl); |
|
1299 |
|
1300 if(adapter->hw.media_type == e1000_media_type_copper || |
|
1301 ((adapter->hw.media_type == e1000_media_type_fiber || |
|
1302 adapter->hw.media_type == e1000_media_type_internal_serdes) && |
|
1303 (adapter->hw.mac_type == e1000_82545 || |
|
1304 adapter->hw.mac_type == e1000_82546 || |
|
1305 adapter->hw.mac_type == e1000_82545_rev_3 || |
|
1306 adapter->hw.mac_type == e1000_82546_rev_3))) { |
|
1307 adapter->hw.autoneg = TRUE; |
|
1308 e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &phy_reg); |
|
1309 if(phy_reg & MII_CR_LOOPBACK) { |
|
1310 phy_reg &= ~MII_CR_LOOPBACK; |
|
1311 e1000_write_phy_reg(&adapter->hw, PHY_CTRL, phy_reg); |
|
1312 e1000_phy_reset(&adapter->hw); |
|
1313 } |
|
1314 } |
|
1315 } |
|
1316 |
|
1317 static void |
|
1318 e1000_create_lbtest_frame(struct sk_buff *skb, unsigned int frame_size) |
|
1319 { |
|
1320 memset(skb->data, 0xFF, frame_size); |
|
1321 frame_size = (frame_size % 2) ? (frame_size - 1) : frame_size; |
|
1322 memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1); |
|
1323 memset(&skb->data[frame_size / 2 + 10], 0xBE, 1); |
|
1324 memset(&skb->data[frame_size / 2 + 12], 0xAF, 1); |
|
1325 } |
|
1326 |
|
1327 static int |
|
1328 e1000_check_lbtest_frame(struct sk_buff *skb, unsigned int frame_size) |
|
1329 { |
|
1330 frame_size = (frame_size % 2) ? (frame_size - 1) : frame_size; |
|
1331 if(*(skb->data + 3) == 0xFF) { |
|
1332 if((*(skb->data + frame_size / 2 + 10) == 0xBE) && |
|
1333 (*(skb->data + frame_size / 2 + 12) == 0xAF)) { |
|
1334 return 0; |
|
1335 } |
|
1336 } |
|
1337 return 13; |
|
1338 } |
|
1339 |
|
1340 static int |
|
1341 e1000_run_loopback_test(struct e1000_adapter *adapter) |
|
1342 { |
|
1343 struct e1000_desc_ring *txdr = &adapter->test_tx_ring; |
|
1344 struct e1000_desc_ring *rxdr = &adapter->test_rx_ring; |
|
1345 struct pci_dev *pdev = adapter->pdev; |
|
1346 int i, j, k, l, lc, good_cnt, ret_val=0; |
|
1347 unsigned long time; |
|
1348 |
|
1349 E1000_WRITE_REG(&adapter->hw, RDT, rxdr->count - 1); |
|
1350 |
|
1351 /* Calculate the loop count based on the largest descriptor ring |
|
1352 * The idea is to wrap the largest ring a number of times using 64 |
|
1353 * send/receive pairs during each loop |
|
1354 */ |
|
1355 |
|
1356 if(rxdr->count <= txdr->count) |
|
1357 lc = ((txdr->count / 64) * 2) + 1; |
|
1358 else |
|
1359 lc = ((rxdr->count / 64) * 2) + 1; |
|
1360 |
|
1361 k = l = 0; |
|
1362 for(j = 0; j <= lc; j++) { /* loop count loop */ |
|
1363 for(i = 0; i < 64; i++) { /* send the packets */ |
|
1364 e1000_create_lbtest_frame(txdr->buffer_info[i].skb, |
|
1365 1024); |
|
1366 pci_dma_sync_single_for_device(pdev, |
|
1367 txdr->buffer_info[k].dma, |
|
1368 txdr->buffer_info[k].length, |
|
1369 PCI_DMA_TODEVICE); |
|
1370 if(unlikely(++k == txdr->count)) k = 0; |
|
1371 } |
|
1372 E1000_WRITE_REG(&adapter->hw, TDT, k); |
|
1373 msec_delay(200); |
|
1374 time = jiffies; /* set the start time for the receive */ |
|
1375 good_cnt = 0; |
|
1376 do { /* receive the sent packets */ |
|
1377 pci_dma_sync_single_for_cpu(pdev, |
|
1378 rxdr->buffer_info[l].dma, |
|
1379 rxdr->buffer_info[l].length, |
|
1380 PCI_DMA_FROMDEVICE); |
|
1381 |
|
1382 ret_val = e1000_check_lbtest_frame( |
|
1383 rxdr->buffer_info[l].skb, |
|
1384 1024); |
|
1385 if(!ret_val) |
|
1386 good_cnt++; |
|
1387 if(unlikely(++l == rxdr->count)) l = 0; |
|
1388 /* time + 20 msecs (200 msecs on 2.4) is more than |
|
1389 * enough time to complete the receives, if it's |
|
1390 * exceeded, break and error off |
|
1391 */ |
|
1392 } while (good_cnt < 64 && jiffies < (time + 20)); |
|
1393 if(good_cnt != 64) { |
|
1394 ret_val = 13; /* ret_val is the same as mis-compare */ |
|
1395 break; |
|
1396 } |
|
1397 if(jiffies >= (time + 2)) { |
|
1398 ret_val = 14; /* error code for time out error */ |
|
1399 break; |
|
1400 } |
|
1401 } /* end loop count loop */ |
|
1402 return ret_val; |
|
1403 } |
|
1404 |
|
1405 static int |
|
1406 e1000_loopback_test(struct e1000_adapter *adapter, uint64_t *data) |
|
1407 { |
|
1408 if((*data = e1000_setup_desc_rings(adapter))) goto err_loopback; |
|
1409 if((*data = e1000_setup_loopback_test(adapter))) goto err_loopback; |
|
1410 *data = e1000_run_loopback_test(adapter); |
|
1411 e1000_loopback_cleanup(adapter); |
|
1412 e1000_free_desc_rings(adapter); |
|
1413 err_loopback: |
|
1414 return *data; |
|
1415 } |
|
1416 |
|
1417 static int |
|
1418 e1000_link_test(struct e1000_adapter *adapter, uint64_t *data) |
|
1419 { |
|
1420 *data = 0; |
|
1421 if (adapter->hw.media_type == e1000_media_type_internal_serdes) { |
|
1422 int i = 0; |
|
1423 adapter->hw.serdes_link_down = TRUE; |
|
1424 |
|
1425 /* On some blade server designs, link establishment |
|
1426 * could take as long as 2-3 minutes */ |
|
1427 do { |
|
1428 e1000_check_for_link(&adapter->hw); |
|
1429 if (adapter->hw.serdes_link_down == FALSE) |
|
1430 return *data; |
|
1431 msec_delay(20); |
|
1432 } while (i++ < 3750); |
|
1433 |
|
1434 *data = 1; |
|
1435 } else { |
|
1436 e1000_check_for_link(&adapter->hw); |
|
1437 if(adapter->hw.autoneg) /* if auto_neg is set wait for it */ |
|
1438 msec_delay(4000); |
|
1439 |
|
1440 if(!(E1000_READ_REG(&adapter->hw, STATUS) & E1000_STATUS_LU)) { |
|
1441 *data = 1; |
|
1442 } |
|
1443 } |
|
1444 return *data; |
|
1445 } |
|
1446 |
|
1447 static int |
|
1448 e1000_diag_test_count(struct net_device *netdev) |
|
1449 { |
|
1450 return E1000_TEST_LEN; |
|
1451 } |
|
1452 |
|
1453 static void |
|
1454 e1000_diag_test(struct net_device *netdev, |
|
1455 struct ethtool_test *eth_test, uint64_t *data) |
|
1456 { |
|
1457 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
1458 boolean_t if_running = netif_running(netdev); |
|
1459 |
|
1460 if(eth_test->flags == ETH_TEST_FL_OFFLINE) { |
|
1461 /* Offline tests */ |
|
1462 |
|
1463 /* save speed, duplex, autoneg settings */ |
|
1464 uint16_t autoneg_advertised = adapter->hw.autoneg_advertised; |
|
1465 uint8_t forced_speed_duplex = adapter->hw.forced_speed_duplex; |
|
1466 uint8_t autoneg = adapter->hw.autoneg; |
|
1467 |
|
1468 /* Link test performed before hardware reset so autoneg doesn't |
|
1469 * interfere with test result */ |
|
1470 if(e1000_link_test(adapter, &data[4])) |
|
1471 eth_test->flags |= ETH_TEST_FL_FAILED; |
|
1472 |
|
1473 if(if_running) |
|
1474 e1000_down(adapter); |
|
1475 else |
|
1476 e1000_reset(adapter); |
|
1477 |
|
1478 if(e1000_reg_test(adapter, &data[0])) |
|
1479 eth_test->flags |= ETH_TEST_FL_FAILED; |
|
1480 |
|
1481 e1000_reset(adapter); |
|
1482 if(e1000_eeprom_test(adapter, &data[1])) |
|
1483 eth_test->flags |= ETH_TEST_FL_FAILED; |
|
1484 |
|
1485 e1000_reset(adapter); |
|
1486 if(e1000_intr_test(adapter, &data[2])) |
|
1487 eth_test->flags |= ETH_TEST_FL_FAILED; |
|
1488 |
|
1489 e1000_reset(adapter); |
|
1490 if(e1000_loopback_test(adapter, &data[3])) |
|
1491 eth_test->flags |= ETH_TEST_FL_FAILED; |
|
1492 |
|
1493 /* restore speed, duplex, autoneg settings */ |
|
1494 adapter->hw.autoneg_advertised = autoneg_advertised; |
|
1495 adapter->hw.forced_speed_duplex = forced_speed_duplex; |
|
1496 adapter->hw.autoneg = autoneg; |
|
1497 |
|
1498 e1000_reset(adapter); |
|
1499 if(if_running) |
|
1500 e1000_up(adapter); |
|
1501 } else { |
|
1502 /* Online tests */ |
|
1503 if(e1000_link_test(adapter, &data[4])) |
|
1504 eth_test->flags |= ETH_TEST_FL_FAILED; |
|
1505 |
|
1506 /* Offline tests aren't run; pass by default */ |
|
1507 data[0] = 0; |
|
1508 data[1] = 0; |
|
1509 data[2] = 0; |
|
1510 data[3] = 0; |
|
1511 } |
|
1512 } |
|
1513 |
|
1514 static void |
|
1515 e1000_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) |
|
1516 { |
|
1517 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
1518 struct e1000_hw *hw = &adapter->hw; |
|
1519 |
|
1520 switch(adapter->hw.device_id) { |
|
1521 case E1000_DEV_ID_82542: |
|
1522 case E1000_DEV_ID_82543GC_FIBER: |
|
1523 case E1000_DEV_ID_82543GC_COPPER: |
|
1524 case E1000_DEV_ID_82544EI_FIBER: |
|
1525 case E1000_DEV_ID_82546EB_QUAD_COPPER: |
|
1526 case E1000_DEV_ID_82545EM_FIBER: |
|
1527 case E1000_DEV_ID_82545EM_COPPER: |
|
1528 wol->supported = 0; |
|
1529 wol->wolopts = 0; |
|
1530 return; |
|
1531 |
|
1532 case E1000_DEV_ID_82546EB_FIBER: |
|
1533 case E1000_DEV_ID_82546GB_FIBER: |
|
1534 /* Wake events only supported on port A for dual fiber */ |
|
1535 if(E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1) { |
|
1536 wol->supported = 0; |
|
1537 wol->wolopts = 0; |
|
1538 return; |
|
1539 } |
|
1540 /* Fall Through */ |
|
1541 |
|
1542 default: |
|
1543 wol->supported = WAKE_UCAST | WAKE_MCAST | |
|
1544 WAKE_BCAST | WAKE_MAGIC; |
|
1545 |
|
1546 wol->wolopts = 0; |
|
1547 if(adapter->wol & E1000_WUFC_EX) |
|
1548 wol->wolopts |= WAKE_UCAST; |
|
1549 if(adapter->wol & E1000_WUFC_MC) |
|
1550 wol->wolopts |= WAKE_MCAST; |
|
1551 if(adapter->wol & E1000_WUFC_BC) |
|
1552 wol->wolopts |= WAKE_BCAST; |
|
1553 if(adapter->wol & E1000_WUFC_MAG) |
|
1554 wol->wolopts |= WAKE_MAGIC; |
|
1555 return; |
|
1556 } |
|
1557 } |
|
1558 |
|
1559 static int |
|
1560 e1000_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) |
|
1561 { |
|
1562 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
1563 struct e1000_hw *hw = &adapter->hw; |
|
1564 |
|
1565 switch(adapter->hw.device_id) { |
|
1566 case E1000_DEV_ID_82542: |
|
1567 case E1000_DEV_ID_82543GC_FIBER: |
|
1568 case E1000_DEV_ID_82543GC_COPPER: |
|
1569 case E1000_DEV_ID_82544EI_FIBER: |
|
1570 case E1000_DEV_ID_82546EB_QUAD_COPPER: |
|
1571 case E1000_DEV_ID_82545EM_FIBER: |
|
1572 case E1000_DEV_ID_82545EM_COPPER: |
|
1573 return wol->wolopts ? -EOPNOTSUPP : 0; |
|
1574 |
|
1575 case E1000_DEV_ID_82546EB_FIBER: |
|
1576 case E1000_DEV_ID_82546GB_FIBER: |
|
1577 /* Wake events only supported on port A for dual fiber */ |
|
1578 if(E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1) |
|
1579 return wol->wolopts ? -EOPNOTSUPP : 0; |
|
1580 /* Fall Through */ |
|
1581 |
|
1582 default: |
|
1583 if(wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE)) |
|
1584 return -EOPNOTSUPP; |
|
1585 |
|
1586 adapter->wol = 0; |
|
1587 |
|
1588 if(wol->wolopts & WAKE_UCAST) |
|
1589 adapter->wol |= E1000_WUFC_EX; |
|
1590 if(wol->wolopts & WAKE_MCAST) |
|
1591 adapter->wol |= E1000_WUFC_MC; |
|
1592 if(wol->wolopts & WAKE_BCAST) |
|
1593 adapter->wol |= E1000_WUFC_BC; |
|
1594 if(wol->wolopts & WAKE_MAGIC) |
|
1595 adapter->wol |= E1000_WUFC_MAG; |
|
1596 } |
|
1597 |
|
1598 return 0; |
|
1599 } |
|
1600 |
|
1601 /* toggle LED 4 times per second = 2 "blinks" per second */ |
|
1602 #define E1000_ID_INTERVAL (HZ/4) |
|
1603 |
|
1604 /* bit defines for adapter->led_status */ |
|
1605 #define E1000_LED_ON 0 |
|
1606 |
|
1607 static void |
|
1608 e1000_led_blink_callback(unsigned long data) |
|
1609 { |
|
1610 struct e1000_adapter *adapter = (struct e1000_adapter *) data; |
|
1611 |
|
1612 if(test_and_change_bit(E1000_LED_ON, &adapter->led_status)) |
|
1613 e1000_led_off(&adapter->hw); |
|
1614 else |
|
1615 e1000_led_on(&adapter->hw); |
|
1616 |
|
1617 mod_timer(&adapter->blink_timer, jiffies + E1000_ID_INTERVAL); |
|
1618 } |
|
1619 |
|
1620 static int |
|
1621 e1000_phys_id(struct net_device *netdev, uint32_t data) |
|
1622 { |
|
1623 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
1624 |
|
1625 if(!data || data > (uint32_t)(MAX_SCHEDULE_TIMEOUT / HZ)) |
|
1626 data = (uint32_t)(MAX_SCHEDULE_TIMEOUT / HZ); |
|
1627 |
|
1628 if(adapter->hw.mac_type < e1000_82573) { |
|
1629 if(!adapter->blink_timer.function) { |
|
1630 init_timer(&adapter->blink_timer); |
|
1631 adapter->blink_timer.function = e1000_led_blink_callback; |
|
1632 adapter->blink_timer.data = (unsigned long) adapter; |
|
1633 } |
|
1634 e1000_setup_led(&adapter->hw); |
|
1635 mod_timer(&adapter->blink_timer, jiffies); |
|
1636 msleep_interruptible(data * 1000); |
|
1637 del_timer_sync(&adapter->blink_timer); |
|
1638 } |
|
1639 else { |
|
1640 E1000_WRITE_REG(&adapter->hw, LEDCTL, (E1000_LEDCTL_LED2_BLINK_RATE | |
|
1641 E1000_LEDCTL_LED1_BLINK | E1000_LEDCTL_LED2_BLINK | |
|
1642 (E1000_LEDCTL_MODE_LED_ON << E1000_LEDCTL_LED2_MODE_SHIFT) | |
|
1643 (E1000_LEDCTL_MODE_LINK_ACTIVITY << E1000_LEDCTL_LED1_MODE_SHIFT) | |
|
1644 (E1000_LEDCTL_MODE_LED_OFF << E1000_LEDCTL_LED0_MODE_SHIFT))); |
|
1645 msleep_interruptible(data * 1000); |
|
1646 } |
|
1647 |
|
1648 e1000_led_off(&adapter->hw); |
|
1649 clear_bit(E1000_LED_ON, &adapter->led_status); |
|
1650 e1000_cleanup_led(&adapter->hw); |
|
1651 |
|
1652 return 0; |
|
1653 } |
|
1654 |
|
1655 static int |
|
1656 e1000_nway_reset(struct net_device *netdev) |
|
1657 { |
|
1658 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
1659 if(netif_running(netdev)) { |
|
1660 e1000_down(adapter); |
|
1661 e1000_up(adapter); |
|
1662 } |
|
1663 return 0; |
|
1664 } |
|
1665 |
|
1666 static int |
|
1667 e1000_get_stats_count(struct net_device *netdev) |
|
1668 { |
|
1669 return E1000_STATS_LEN; |
|
1670 } |
|
1671 |
|
1672 static void |
|
1673 e1000_get_ethtool_stats(struct net_device *netdev, |
|
1674 struct ethtool_stats *stats, uint64_t *data) |
|
1675 { |
|
1676 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
1677 int i; |
|
1678 |
|
1679 e1000_update_stats(adapter); |
|
1680 for(i = 0; i < E1000_STATS_LEN; i++) { |
|
1681 char *p = (char *)adapter+e1000_gstrings_stats[i].stat_offset; |
|
1682 data[i] = (e1000_gstrings_stats[i].sizeof_stat == |
|
1683 sizeof(uint64_t)) ? *(uint64_t *)p : *(uint32_t *)p; |
|
1684 } |
|
1685 } |
|
1686 |
|
1687 static void |
|
1688 e1000_get_strings(struct net_device *netdev, uint32_t stringset, uint8_t *data) |
|
1689 { |
|
1690 int i; |
|
1691 |
|
1692 switch(stringset) { |
|
1693 case ETH_SS_TEST: |
|
1694 memcpy(data, *e1000_gstrings_test, |
|
1695 E1000_TEST_LEN*ETH_GSTRING_LEN); |
|
1696 break; |
|
1697 case ETH_SS_STATS: |
|
1698 for (i=0; i < E1000_STATS_LEN; i++) { |
|
1699 memcpy(data + i * ETH_GSTRING_LEN, |
|
1700 e1000_gstrings_stats[i].stat_string, |
|
1701 ETH_GSTRING_LEN); |
|
1702 } |
|
1703 break; |
|
1704 } |
|
1705 } |
|
1706 |
|
1707 struct ethtool_ops e1000_ethtool_ops = { |
|
1708 .get_settings = e1000_get_settings, |
|
1709 .set_settings = e1000_set_settings, |
|
1710 .get_drvinfo = e1000_get_drvinfo, |
|
1711 .get_regs_len = e1000_get_regs_len, |
|
1712 .get_regs = e1000_get_regs, |
|
1713 .get_wol = e1000_get_wol, |
|
1714 .set_wol = e1000_set_wol, |
|
1715 .get_msglevel = e1000_get_msglevel, |
|
1716 .set_msglevel = e1000_set_msglevel, |
|
1717 .nway_reset = e1000_nway_reset, |
|
1718 .get_link = ethtool_op_get_link, |
|
1719 .get_eeprom_len = e1000_get_eeprom_len, |
|
1720 .get_eeprom = e1000_get_eeprom, |
|
1721 .set_eeprom = e1000_set_eeprom, |
|
1722 .get_ringparam = e1000_get_ringparam, |
|
1723 .set_ringparam = e1000_set_ringparam, |
|
1724 .get_pauseparam = e1000_get_pauseparam, |
|
1725 .set_pauseparam = e1000_set_pauseparam, |
|
1726 .get_rx_csum = e1000_get_rx_csum, |
|
1727 .set_rx_csum = e1000_set_rx_csum, |
|
1728 .get_tx_csum = e1000_get_tx_csum, |
|
1729 .set_tx_csum = e1000_set_tx_csum, |
|
1730 .get_sg = ethtool_op_get_sg, |
|
1731 .set_sg = ethtool_op_set_sg, |
|
1732 #ifdef NETIF_F_TSO |
|
1733 .get_tso = ethtool_op_get_tso, |
|
1734 .set_tso = e1000_set_tso, |
|
1735 #endif |
|
1736 .self_test_count = e1000_diag_test_count, |
|
1737 .self_test = e1000_diag_test, |
|
1738 .get_strings = e1000_get_strings, |
|
1739 .phys_id = e1000_phys_id, |
|
1740 .get_stats_count = e1000_get_stats_count, |
|
1741 .get_ethtool_stats = e1000_get_ethtool_stats, |
|
1742 }; |
|
1743 |
|
1744 void e1000_set_ethtool_ops(struct net_device *netdev) |
|
1745 { |
|
1746 SET_ETHTOOL_OPS(netdev, &e1000_ethtool_ops); |
|
1747 } |