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1 /******************************************************************************* |
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2 |
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3 Intel PRO/1000 Linux driver |
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4 Copyright(c) 1999 - 2006 Intel Corporation. |
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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 and conditions of the GNU General Public License, |
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8 version 2, as published by the Free Software Foundation. |
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9 |
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10 This program is distributed in the hope it will be useful, but WITHOUT |
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11 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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12 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
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13 more details. |
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14 |
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15 You should have received a copy of the GNU General Public License along with |
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16 this program; if not, write to the Free Software Foundation, Inc., |
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17 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. |
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18 |
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19 The full GNU General Public License is included in this distribution in |
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20 the file called "COPYING". |
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21 |
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22 Contact Information: |
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23 Linux NICS <linux.nics@intel.com> |
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24 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> |
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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 int e1000_up(struct e1000_adapter *adapter); |
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36 extern void e1000_down(struct e1000_adapter *adapter); |
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37 extern void e1000_reinit_locked(struct e1000_adapter *adapter); |
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38 extern void e1000_reset(struct e1000_adapter *adapter); |
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39 extern int e1000_set_spd_dplx(struct e1000_adapter *adapter, u16 spddplx); |
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40 extern int e1000_setup_all_rx_resources(struct e1000_adapter *adapter); |
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41 extern int e1000_setup_all_tx_resources(struct e1000_adapter *adapter); |
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42 extern void e1000_free_all_rx_resources(struct e1000_adapter *adapter); |
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43 extern void e1000_free_all_tx_resources(struct e1000_adapter *adapter); |
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44 extern void e1000_update_stats(struct e1000_adapter *adapter); |
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45 |
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46 |
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47 struct e1000_stats { |
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48 char stat_string[ETH_GSTRING_LEN]; |
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49 int sizeof_stat; |
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50 int stat_offset; |
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51 }; |
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52 |
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53 #define E1000_STAT(m) FIELD_SIZEOF(struct e1000_adapter, m), \ |
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54 offsetof(struct e1000_adapter, m) |
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55 static const struct e1000_stats e1000_gstrings_stats[] = { |
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56 { "rx_packets", E1000_STAT(stats.gprc) }, |
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57 { "tx_packets", E1000_STAT(stats.gptc) }, |
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58 { "rx_bytes", E1000_STAT(stats.gorcl) }, |
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59 { "tx_bytes", E1000_STAT(stats.gotcl) }, |
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60 { "rx_broadcast", E1000_STAT(stats.bprc) }, |
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61 { "tx_broadcast", E1000_STAT(stats.bptc) }, |
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62 { "rx_multicast", E1000_STAT(stats.mprc) }, |
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63 { "tx_multicast", E1000_STAT(stats.mptc) }, |
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64 { "rx_errors", E1000_STAT(stats.rxerrc) }, |
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65 { "tx_errors", E1000_STAT(stats.txerrc) }, |
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66 { "tx_dropped", E1000_STAT(net_stats.tx_dropped) }, |
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67 { "multicast", E1000_STAT(stats.mprc) }, |
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68 { "collisions", E1000_STAT(stats.colc) }, |
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69 { "rx_length_errors", E1000_STAT(stats.rlerrc) }, |
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70 { "rx_over_errors", E1000_STAT(net_stats.rx_over_errors) }, |
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71 { "rx_crc_errors", E1000_STAT(stats.crcerrs) }, |
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72 { "rx_frame_errors", E1000_STAT(net_stats.rx_frame_errors) }, |
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73 { "rx_no_buffer_count", E1000_STAT(stats.rnbc) }, |
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74 { "rx_missed_errors", E1000_STAT(stats.mpc) }, |
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75 { "tx_aborted_errors", E1000_STAT(stats.ecol) }, |
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76 { "tx_carrier_errors", E1000_STAT(stats.tncrs) }, |
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77 { "tx_fifo_errors", E1000_STAT(net_stats.tx_fifo_errors) }, |
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78 { "tx_heartbeat_errors", E1000_STAT(net_stats.tx_heartbeat_errors) }, |
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79 { "tx_window_errors", E1000_STAT(stats.latecol) }, |
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80 { "tx_abort_late_coll", E1000_STAT(stats.latecol) }, |
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81 { "tx_deferred_ok", E1000_STAT(stats.dc) }, |
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82 { "tx_single_coll_ok", E1000_STAT(stats.scc) }, |
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83 { "tx_multi_coll_ok", E1000_STAT(stats.mcc) }, |
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84 { "tx_timeout_count", E1000_STAT(tx_timeout_count) }, |
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85 { "tx_restart_queue", E1000_STAT(restart_queue) }, |
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86 { "rx_long_length_errors", E1000_STAT(stats.roc) }, |
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87 { "rx_short_length_errors", E1000_STAT(stats.ruc) }, |
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88 { "rx_align_errors", E1000_STAT(stats.algnerrc) }, |
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89 { "tx_tcp_seg_good", E1000_STAT(stats.tsctc) }, |
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90 { "tx_tcp_seg_failed", E1000_STAT(stats.tsctfc) }, |
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91 { "rx_flow_control_xon", E1000_STAT(stats.xonrxc) }, |
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92 { "rx_flow_control_xoff", E1000_STAT(stats.xoffrxc) }, |
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93 { "tx_flow_control_xon", E1000_STAT(stats.xontxc) }, |
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94 { "tx_flow_control_xoff", E1000_STAT(stats.xofftxc) }, |
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95 { "rx_long_byte_count", E1000_STAT(stats.gorcl) }, |
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96 { "rx_csum_offload_good", E1000_STAT(hw_csum_good) }, |
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97 { "rx_csum_offload_errors", E1000_STAT(hw_csum_err) }, |
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98 { "rx_header_split", E1000_STAT(rx_hdr_split) }, |
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99 { "alloc_rx_buff_failed", E1000_STAT(alloc_rx_buff_failed) }, |
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100 { "tx_smbus", E1000_STAT(stats.mgptc) }, |
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101 { "rx_smbus", E1000_STAT(stats.mgprc) }, |
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102 { "dropped_smbus", E1000_STAT(stats.mgpdc) }, |
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103 }; |
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104 |
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105 #define E1000_QUEUE_STATS_LEN 0 |
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106 #define E1000_GLOBAL_STATS_LEN ARRAY_SIZE(e1000_gstrings_stats) |
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107 #define E1000_STATS_LEN (E1000_GLOBAL_STATS_LEN + E1000_QUEUE_STATS_LEN) |
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108 static const char e1000_gstrings_test[][ETH_GSTRING_LEN] = { |
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109 "Register test (offline)", "Eeprom test (offline)", |
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110 "Interrupt test (offline)", "Loopback test (offline)", |
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111 "Link test (on/offline)" |
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112 }; |
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113 #define E1000_TEST_LEN ARRAY_SIZE(e1000_gstrings_test) |
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114 |
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115 static int |
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116 e1000_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) |
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117 { |
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118 struct e1000_adapter *adapter = netdev_priv(netdev); |
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119 struct e1000_hw *hw = &adapter->hw; |
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120 |
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121 if (hw->media_type == e1000_media_type_copper) { |
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122 |
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123 ecmd->supported = (SUPPORTED_10baseT_Half | |
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124 SUPPORTED_10baseT_Full | |
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125 SUPPORTED_100baseT_Half | |
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126 SUPPORTED_100baseT_Full | |
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127 SUPPORTED_1000baseT_Full| |
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128 SUPPORTED_Autoneg | |
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129 SUPPORTED_TP); |
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130 if (hw->phy_type == e1000_phy_ife) |
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131 ecmd->supported &= ~SUPPORTED_1000baseT_Full; |
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132 ecmd->advertising = ADVERTISED_TP; |
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133 |
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134 if (hw->autoneg == 1) { |
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135 ecmd->advertising |= ADVERTISED_Autoneg; |
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136 /* the e1000 autoneg seems to match ethtool nicely */ |
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137 ecmd->advertising |= hw->autoneg_advertised; |
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138 } |
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139 |
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140 ecmd->port = PORT_TP; |
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141 ecmd->phy_address = hw->phy_addr; |
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142 |
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143 if (hw->mac_type == e1000_82543) |
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144 ecmd->transceiver = XCVR_EXTERNAL; |
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145 else |
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146 ecmd->transceiver = XCVR_INTERNAL; |
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147 |
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148 } else { |
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149 ecmd->supported = (SUPPORTED_1000baseT_Full | |
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150 SUPPORTED_FIBRE | |
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151 SUPPORTED_Autoneg); |
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152 |
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153 ecmd->advertising = (ADVERTISED_1000baseT_Full | |
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154 ADVERTISED_FIBRE | |
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155 ADVERTISED_Autoneg); |
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156 |
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157 ecmd->port = PORT_FIBRE; |
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158 |
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159 if (hw->mac_type >= e1000_82545) |
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160 ecmd->transceiver = XCVR_INTERNAL; |
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161 else |
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162 ecmd->transceiver = XCVR_EXTERNAL; |
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163 } |
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164 |
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165 if (E1000_READ_REG(&adapter->hw, STATUS) & E1000_STATUS_LU) { |
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166 |
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167 e1000_get_speed_and_duplex(hw, &adapter->link_speed, |
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168 &adapter->link_duplex); |
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169 ecmd->speed = adapter->link_speed; |
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170 |
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171 /* unfortunatly FULL_DUPLEX != DUPLEX_FULL |
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172 * and HALF_DUPLEX != DUPLEX_HALF */ |
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173 |
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174 if (adapter->link_duplex == FULL_DUPLEX) |
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175 ecmd->duplex = DUPLEX_FULL; |
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176 else |
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177 ecmd->duplex = DUPLEX_HALF; |
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178 } else { |
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179 ecmd->speed = -1; |
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180 ecmd->duplex = -1; |
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181 } |
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182 |
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183 ecmd->autoneg = ((hw->media_type == e1000_media_type_fiber) || |
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184 hw->autoneg) ? AUTONEG_ENABLE : AUTONEG_DISABLE; |
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185 return 0; |
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186 } |
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187 |
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188 static int |
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189 e1000_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) |
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190 { |
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191 struct e1000_adapter *adapter = netdev_priv(netdev); |
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192 struct e1000_hw *hw = &adapter->hw; |
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193 |
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194 /* When SoL/IDER sessions are active, autoneg/speed/duplex |
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195 * cannot be changed */ |
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196 if (e1000_check_phy_reset_block(hw)) { |
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197 DPRINTK(DRV, ERR, "Cannot change link characteristics " |
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198 "when SoL/IDER is active.\n"); |
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199 return -EINVAL; |
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200 } |
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201 |
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202 while (test_and_set_bit(__E1000_RESETTING, &adapter->flags)) |
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203 msleep(1); |
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204 |
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205 if (ecmd->autoneg == AUTONEG_ENABLE) { |
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206 hw->autoneg = 1; |
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207 if (hw->media_type == e1000_media_type_fiber) |
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208 hw->autoneg_advertised = ADVERTISED_1000baseT_Full | |
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209 ADVERTISED_FIBRE | |
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210 ADVERTISED_Autoneg; |
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211 else |
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212 hw->autoneg_advertised = ecmd->advertising | |
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213 ADVERTISED_TP | |
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214 ADVERTISED_Autoneg; |
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215 ecmd->advertising = hw->autoneg_advertised; |
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216 } else |
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217 if (e1000_set_spd_dplx(adapter, ecmd->speed + ecmd->duplex)) { |
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218 clear_bit(__E1000_RESETTING, &adapter->flags); |
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219 return -EINVAL; |
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220 } |
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221 |
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222 /* reset the link */ |
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223 |
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224 if (netif_running(adapter->netdev)) { |
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225 e1000_down(adapter); |
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226 e1000_up(adapter); |
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227 } else |
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228 e1000_reset(adapter); |
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229 |
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230 clear_bit(__E1000_RESETTING, &adapter->flags); |
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231 return 0; |
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232 } |
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233 |
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234 static void |
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235 e1000_get_pauseparam(struct net_device *netdev, |
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236 struct ethtool_pauseparam *pause) |
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237 { |
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238 struct e1000_adapter *adapter = netdev_priv(netdev); |
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239 struct e1000_hw *hw = &adapter->hw; |
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240 |
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241 pause->autoneg = |
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242 (adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE); |
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243 |
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244 if (hw->fc == E1000_FC_RX_PAUSE) |
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245 pause->rx_pause = 1; |
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246 else if (hw->fc == E1000_FC_TX_PAUSE) |
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247 pause->tx_pause = 1; |
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248 else if (hw->fc == E1000_FC_FULL) { |
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249 pause->rx_pause = 1; |
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250 pause->tx_pause = 1; |
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251 } |
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252 } |
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253 |
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254 static int |
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255 e1000_set_pauseparam(struct net_device *netdev, |
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256 struct ethtool_pauseparam *pause) |
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257 { |
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258 struct e1000_adapter *adapter = netdev_priv(netdev); |
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259 struct e1000_hw *hw = &adapter->hw; |
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260 int retval = 0; |
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261 |
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262 adapter->fc_autoneg = pause->autoneg; |
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263 |
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264 while (test_and_set_bit(__E1000_RESETTING, &adapter->flags)) |
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265 msleep(1); |
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266 |
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267 if (pause->rx_pause && pause->tx_pause) |
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268 hw->fc = E1000_FC_FULL; |
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269 else if (pause->rx_pause && !pause->tx_pause) |
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270 hw->fc = E1000_FC_RX_PAUSE; |
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271 else if (!pause->rx_pause && pause->tx_pause) |
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272 hw->fc = E1000_FC_TX_PAUSE; |
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273 else if (!pause->rx_pause && !pause->tx_pause) |
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274 hw->fc = E1000_FC_NONE; |
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275 |
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276 hw->original_fc = hw->fc; |
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277 |
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278 if (adapter->fc_autoneg == AUTONEG_ENABLE) { |
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279 if (netif_running(adapter->netdev)) { |
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280 e1000_down(adapter); |
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281 e1000_up(adapter); |
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282 } else |
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283 e1000_reset(adapter); |
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284 } else |
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285 retval = ((hw->media_type == e1000_media_type_fiber) ? |
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286 e1000_setup_link(hw) : e1000_force_mac_fc(hw)); |
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287 |
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288 clear_bit(__E1000_RESETTING, &adapter->flags); |
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289 return retval; |
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290 } |
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291 |
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292 static u32 |
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293 e1000_get_rx_csum(struct net_device *netdev) |
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294 { |
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295 struct e1000_adapter *adapter = netdev_priv(netdev); |
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296 return adapter->rx_csum; |
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297 } |
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298 |
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299 static int |
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300 e1000_set_rx_csum(struct net_device *netdev, u32 data) |
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301 { |
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302 struct e1000_adapter *adapter = netdev_priv(netdev); |
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303 adapter->rx_csum = data; |
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304 |
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305 if (netif_running(netdev)) |
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306 e1000_reinit_locked(adapter); |
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307 else |
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308 e1000_reset(adapter); |
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309 return 0; |
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310 } |
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311 |
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312 static u32 |
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313 e1000_get_tx_csum(struct net_device *netdev) |
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314 { |
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315 return (netdev->features & NETIF_F_HW_CSUM) != 0; |
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316 } |
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317 |
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318 static int |
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319 e1000_set_tx_csum(struct net_device *netdev, u32 data) |
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320 { |
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321 struct e1000_adapter *adapter = netdev_priv(netdev); |
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322 |
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323 if (adapter->hw.mac_type < e1000_82543) { |
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324 if (!data) |
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325 return -EINVAL; |
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326 return 0; |
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327 } |
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328 |
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329 if (data) |
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330 netdev->features |= NETIF_F_HW_CSUM; |
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331 else |
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332 netdev->features &= ~NETIF_F_HW_CSUM; |
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333 |
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334 return 0; |
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335 } |
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336 |
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337 static int |
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338 e1000_set_tso(struct net_device *netdev, u32 data) |
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339 { |
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340 struct e1000_adapter *adapter = netdev_priv(netdev); |
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341 if ((adapter->hw.mac_type < e1000_82544) || |
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342 (adapter->hw.mac_type == e1000_82547)) |
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343 return data ? -EINVAL : 0; |
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344 |
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345 if (data) |
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346 netdev->features |= NETIF_F_TSO; |
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347 else |
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348 netdev->features &= ~NETIF_F_TSO; |
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349 |
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350 if (data && (adapter->hw.mac_type > e1000_82547_rev_2)) |
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351 netdev->features |= NETIF_F_TSO6; |
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352 else |
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353 netdev->features &= ~NETIF_F_TSO6; |
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354 |
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355 DPRINTK(PROBE, INFO, "TSO is %s\n", data ? "Enabled" : "Disabled"); |
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356 adapter->tso_force = true; |
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357 return 0; |
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358 } |
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359 |
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360 static u32 |
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361 e1000_get_msglevel(struct net_device *netdev) |
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362 { |
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363 struct e1000_adapter *adapter = netdev_priv(netdev); |
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364 return adapter->msg_enable; |
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365 } |
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366 |
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367 static void |
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368 e1000_set_msglevel(struct net_device *netdev, u32 data) |
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369 { |
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370 struct e1000_adapter *adapter = netdev_priv(netdev); |
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371 adapter->msg_enable = data; |
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372 } |
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373 |
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374 static int |
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375 e1000_get_regs_len(struct net_device *netdev) |
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376 { |
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377 #define E1000_REGS_LEN 32 |
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378 return E1000_REGS_LEN * sizeof(u32); |
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379 } |
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380 |
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381 static void |
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382 e1000_get_regs(struct net_device *netdev, |
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383 struct ethtool_regs *regs, void *p) |
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384 { |
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385 struct e1000_adapter *adapter = netdev_priv(netdev); |
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386 struct e1000_hw *hw = &adapter->hw; |
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387 u32 *regs_buff = p; |
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388 u16 phy_data; |
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389 |
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390 memset(p, 0, E1000_REGS_LEN * sizeof(u32)); |
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391 |
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392 regs->version = (1 << 24) | (hw->revision_id << 16) | hw->device_id; |
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393 |
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394 regs_buff[0] = E1000_READ_REG(hw, CTRL); |
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395 regs_buff[1] = E1000_READ_REG(hw, STATUS); |
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396 |
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397 regs_buff[2] = E1000_READ_REG(hw, RCTL); |
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398 regs_buff[3] = E1000_READ_REG(hw, RDLEN); |
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399 regs_buff[4] = E1000_READ_REG(hw, RDH); |
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400 regs_buff[5] = E1000_READ_REG(hw, RDT); |
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401 regs_buff[6] = E1000_READ_REG(hw, RDTR); |
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402 |
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403 regs_buff[7] = E1000_READ_REG(hw, TCTL); |
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404 regs_buff[8] = E1000_READ_REG(hw, TDLEN); |
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405 regs_buff[9] = E1000_READ_REG(hw, TDH); |
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406 regs_buff[10] = E1000_READ_REG(hw, TDT); |
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407 regs_buff[11] = E1000_READ_REG(hw, TIDV); |
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408 |
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409 regs_buff[12] = adapter->hw.phy_type; /* PHY type (IGP=1, M88=0) */ |
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410 if (hw->phy_type == e1000_phy_igp) { |
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411 e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, |
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412 IGP01E1000_PHY_AGC_A); |
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413 e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_A & |
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414 IGP01E1000_PHY_PAGE_SELECT, &phy_data); |
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415 regs_buff[13] = (u32)phy_data; /* cable length */ |
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416 e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, |
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417 IGP01E1000_PHY_AGC_B); |
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418 e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_B & |
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419 IGP01E1000_PHY_PAGE_SELECT, &phy_data); |
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420 regs_buff[14] = (u32)phy_data; /* cable length */ |
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421 e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, |
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422 IGP01E1000_PHY_AGC_C); |
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423 e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_C & |
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424 IGP01E1000_PHY_PAGE_SELECT, &phy_data); |
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425 regs_buff[15] = (u32)phy_data; /* cable length */ |
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426 e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, |
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427 IGP01E1000_PHY_AGC_D); |
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428 e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_D & |
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429 IGP01E1000_PHY_PAGE_SELECT, &phy_data); |
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430 regs_buff[16] = (u32)phy_data; /* cable length */ |
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431 regs_buff[17] = 0; /* extended 10bt distance (not needed) */ |
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432 e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, 0x0); |
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433 e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_STATUS & |
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434 IGP01E1000_PHY_PAGE_SELECT, &phy_data); |
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435 regs_buff[18] = (u32)phy_data; /* cable polarity */ |
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436 e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, |
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437 IGP01E1000_PHY_PCS_INIT_REG); |
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438 e1000_read_phy_reg(hw, IGP01E1000_PHY_PCS_INIT_REG & |
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439 IGP01E1000_PHY_PAGE_SELECT, &phy_data); |
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440 regs_buff[19] = (u32)phy_data; /* cable polarity */ |
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441 regs_buff[20] = 0; /* polarity correction enabled (always) */ |
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442 regs_buff[22] = 0; /* phy receive errors (unavailable) */ |
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443 regs_buff[23] = regs_buff[18]; /* mdix mode */ |
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444 e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, 0x0); |
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445 } else { |
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446 e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data); |
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447 regs_buff[13] = (u32)phy_data; /* cable length */ |
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448 regs_buff[14] = 0; /* Dummy (to align w/ IGP phy reg dump) */ |
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449 regs_buff[15] = 0; /* Dummy (to align w/ IGP phy reg dump) */ |
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450 regs_buff[16] = 0; /* Dummy (to align w/ IGP phy reg dump) */ |
|
451 e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data); |
|
452 regs_buff[17] = (u32)phy_data; /* extended 10bt distance */ |
|
453 regs_buff[18] = regs_buff[13]; /* cable polarity */ |
|
454 regs_buff[19] = 0; /* Dummy (to align w/ IGP phy reg dump) */ |
|
455 regs_buff[20] = regs_buff[17]; /* polarity correction */ |
|
456 /* phy receive errors */ |
|
457 regs_buff[22] = adapter->phy_stats.receive_errors; |
|
458 regs_buff[23] = regs_buff[13]; /* mdix mode */ |
|
459 } |
|
460 regs_buff[21] = adapter->phy_stats.idle_errors; /* phy idle errors */ |
|
461 e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_data); |
|
462 regs_buff[24] = (u32)phy_data; /* phy local receiver status */ |
|
463 regs_buff[25] = regs_buff[24]; /* phy remote receiver status */ |
|
464 if (hw->mac_type >= e1000_82540 && |
|
465 hw->mac_type < e1000_82571 && |
|
466 hw->media_type == e1000_media_type_copper) { |
|
467 regs_buff[26] = E1000_READ_REG(hw, MANC); |
|
468 } |
|
469 } |
|
470 |
|
471 static int |
|
472 e1000_get_eeprom_len(struct net_device *netdev) |
|
473 { |
|
474 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
475 return adapter->hw.eeprom.word_size * 2; |
|
476 } |
|
477 |
|
478 static int |
|
479 e1000_get_eeprom(struct net_device *netdev, |
|
480 struct ethtool_eeprom *eeprom, u8 *bytes) |
|
481 { |
|
482 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
483 struct e1000_hw *hw = &adapter->hw; |
|
484 u16 *eeprom_buff; |
|
485 int first_word, last_word; |
|
486 int ret_val = 0; |
|
487 u16 i; |
|
488 |
|
489 if (eeprom->len == 0) |
|
490 return -EINVAL; |
|
491 |
|
492 eeprom->magic = hw->vendor_id | (hw->device_id << 16); |
|
493 |
|
494 first_word = eeprom->offset >> 1; |
|
495 last_word = (eeprom->offset + eeprom->len - 1) >> 1; |
|
496 |
|
497 eeprom_buff = kmalloc(sizeof(u16) * |
|
498 (last_word - first_word + 1), GFP_KERNEL); |
|
499 if (!eeprom_buff) |
|
500 return -ENOMEM; |
|
501 |
|
502 if (hw->eeprom.type == e1000_eeprom_spi) |
|
503 ret_val = e1000_read_eeprom(hw, first_word, |
|
504 last_word - first_word + 1, |
|
505 eeprom_buff); |
|
506 else { |
|
507 for (i = 0; i < last_word - first_word + 1; i++) |
|
508 if ((ret_val = e1000_read_eeprom(hw, first_word + i, 1, |
|
509 &eeprom_buff[i]))) |
|
510 break; |
|
511 } |
|
512 |
|
513 /* Device's eeprom is always little-endian, word addressable */ |
|
514 for (i = 0; i < last_word - first_word + 1; i++) |
|
515 le16_to_cpus(&eeprom_buff[i]); |
|
516 |
|
517 memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), |
|
518 eeprom->len); |
|
519 kfree(eeprom_buff); |
|
520 |
|
521 return ret_val; |
|
522 } |
|
523 |
|
524 static int |
|
525 e1000_set_eeprom(struct net_device *netdev, |
|
526 struct ethtool_eeprom *eeprom, u8 *bytes) |
|
527 { |
|
528 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
529 struct e1000_hw *hw = &adapter->hw; |
|
530 u16 *eeprom_buff; |
|
531 void *ptr; |
|
532 int max_len, first_word, last_word, ret_val = 0; |
|
533 u16 i; |
|
534 |
|
535 if (eeprom->len == 0) |
|
536 return -EOPNOTSUPP; |
|
537 |
|
538 if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16))) |
|
539 return -EFAULT; |
|
540 |
|
541 max_len = hw->eeprom.word_size * 2; |
|
542 |
|
543 first_word = eeprom->offset >> 1; |
|
544 last_word = (eeprom->offset + eeprom->len - 1) >> 1; |
|
545 eeprom_buff = kmalloc(max_len, GFP_KERNEL); |
|
546 if (!eeprom_buff) |
|
547 return -ENOMEM; |
|
548 |
|
549 ptr = (void *)eeprom_buff; |
|
550 |
|
551 if (eeprom->offset & 1) { |
|
552 /* need read/modify/write of first changed EEPROM word */ |
|
553 /* only the second byte of the word is being modified */ |
|
554 ret_val = e1000_read_eeprom(hw, first_word, 1, |
|
555 &eeprom_buff[0]); |
|
556 ptr++; |
|
557 } |
|
558 if (((eeprom->offset + eeprom->len) & 1) && (ret_val == 0)) { |
|
559 /* need read/modify/write of last changed EEPROM word */ |
|
560 /* only the first byte of the word is being modified */ |
|
561 ret_val = e1000_read_eeprom(hw, last_word, 1, |
|
562 &eeprom_buff[last_word - first_word]); |
|
563 } |
|
564 |
|
565 /* Device's eeprom is always little-endian, word addressable */ |
|
566 for (i = 0; i < last_word - first_word + 1; i++) |
|
567 le16_to_cpus(&eeprom_buff[i]); |
|
568 |
|
569 memcpy(ptr, bytes, eeprom->len); |
|
570 |
|
571 for (i = 0; i < last_word - first_word + 1; i++) |
|
572 eeprom_buff[i] = cpu_to_le16(eeprom_buff[i]); |
|
573 |
|
574 ret_val = e1000_write_eeprom(hw, first_word, |
|
575 last_word - first_word + 1, eeprom_buff); |
|
576 |
|
577 /* Update the checksum over the first part of the EEPROM if needed |
|
578 * and flush shadow RAM for 82573 conrollers */ |
|
579 if ((ret_val == 0) && ((first_word <= EEPROM_CHECKSUM_REG) || |
|
580 (hw->mac_type == e1000_82573))) |
|
581 e1000_update_eeprom_checksum(hw); |
|
582 |
|
583 kfree(eeprom_buff); |
|
584 return ret_val; |
|
585 } |
|
586 |
|
587 static void |
|
588 e1000_get_drvinfo(struct net_device *netdev, |
|
589 struct ethtool_drvinfo *drvinfo) |
|
590 { |
|
591 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
592 char firmware_version[32]; |
|
593 u16 eeprom_data; |
|
594 |
|
595 strncpy(drvinfo->driver, e1000_driver_name, 32); |
|
596 strncpy(drvinfo->version, e1000_driver_version, 32); |
|
597 |
|
598 /* EEPROM image version # is reported as firmware version # for |
|
599 * 8257{1|2|3} controllers */ |
|
600 e1000_read_eeprom(&adapter->hw, 5, 1, &eeprom_data); |
|
601 switch (adapter->hw.mac_type) { |
|
602 case e1000_82571: |
|
603 case e1000_82572: |
|
604 case e1000_82573: |
|
605 case e1000_80003es2lan: |
|
606 case e1000_ich8lan: |
|
607 sprintf(firmware_version, "%d.%d-%d", |
|
608 (eeprom_data & 0xF000) >> 12, |
|
609 (eeprom_data & 0x0FF0) >> 4, |
|
610 eeprom_data & 0x000F); |
|
611 break; |
|
612 default: |
|
613 sprintf(firmware_version, "N/A"); |
|
614 } |
|
615 |
|
616 strncpy(drvinfo->fw_version, firmware_version, 32); |
|
617 strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32); |
|
618 drvinfo->regdump_len = e1000_get_regs_len(netdev); |
|
619 drvinfo->eedump_len = e1000_get_eeprom_len(netdev); |
|
620 } |
|
621 |
|
622 static void |
|
623 e1000_get_ringparam(struct net_device *netdev, |
|
624 struct ethtool_ringparam *ring) |
|
625 { |
|
626 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
627 e1000_mac_type mac_type = adapter->hw.mac_type; |
|
628 struct e1000_tx_ring *txdr = adapter->tx_ring; |
|
629 struct e1000_rx_ring *rxdr = adapter->rx_ring; |
|
630 |
|
631 ring->rx_max_pending = (mac_type < e1000_82544) ? E1000_MAX_RXD : |
|
632 E1000_MAX_82544_RXD; |
|
633 ring->tx_max_pending = (mac_type < e1000_82544) ? E1000_MAX_TXD : |
|
634 E1000_MAX_82544_TXD; |
|
635 ring->rx_mini_max_pending = 0; |
|
636 ring->rx_jumbo_max_pending = 0; |
|
637 ring->rx_pending = rxdr->count; |
|
638 ring->tx_pending = txdr->count; |
|
639 ring->rx_mini_pending = 0; |
|
640 ring->rx_jumbo_pending = 0; |
|
641 } |
|
642 |
|
643 static int |
|
644 e1000_set_ringparam(struct net_device *netdev, |
|
645 struct ethtool_ringparam *ring) |
|
646 { |
|
647 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
648 e1000_mac_type mac_type = adapter->hw.mac_type; |
|
649 struct e1000_tx_ring *txdr, *tx_old; |
|
650 struct e1000_rx_ring *rxdr, *rx_old; |
|
651 int i, err; |
|
652 |
|
653 if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) |
|
654 return -EINVAL; |
|
655 |
|
656 while (test_and_set_bit(__E1000_RESETTING, &adapter->flags)) |
|
657 msleep(1); |
|
658 |
|
659 if (netif_running(adapter->netdev)) |
|
660 e1000_down(adapter); |
|
661 |
|
662 tx_old = adapter->tx_ring; |
|
663 rx_old = adapter->rx_ring; |
|
664 |
|
665 err = -ENOMEM; |
|
666 txdr = kcalloc(adapter->num_tx_queues, sizeof(struct e1000_tx_ring), GFP_KERNEL); |
|
667 if (!txdr) |
|
668 goto err_alloc_tx; |
|
669 |
|
670 rxdr = kcalloc(adapter->num_rx_queues, sizeof(struct e1000_rx_ring), GFP_KERNEL); |
|
671 if (!rxdr) |
|
672 goto err_alloc_rx; |
|
673 |
|
674 adapter->tx_ring = txdr; |
|
675 adapter->rx_ring = rxdr; |
|
676 |
|
677 rxdr->count = max(ring->rx_pending,(u32)E1000_MIN_RXD); |
|
678 rxdr->count = min(rxdr->count,(u32)(mac_type < e1000_82544 ? |
|
679 E1000_MAX_RXD : E1000_MAX_82544_RXD)); |
|
680 rxdr->count = ALIGN(rxdr->count, REQ_RX_DESCRIPTOR_MULTIPLE); |
|
681 |
|
682 txdr->count = max(ring->tx_pending,(u32)E1000_MIN_TXD); |
|
683 txdr->count = min(txdr->count,(u32)(mac_type < e1000_82544 ? |
|
684 E1000_MAX_TXD : E1000_MAX_82544_TXD)); |
|
685 txdr->count = ALIGN(txdr->count, REQ_TX_DESCRIPTOR_MULTIPLE); |
|
686 |
|
687 for (i = 0; i < adapter->num_tx_queues; i++) |
|
688 txdr[i].count = txdr->count; |
|
689 for (i = 0; i < adapter->num_rx_queues; i++) |
|
690 rxdr[i].count = rxdr->count; |
|
691 |
|
692 if (netif_running(adapter->netdev)) { |
|
693 /* Try to get new resources before deleting old */ |
|
694 if ((err = e1000_setup_all_rx_resources(adapter))) |
|
695 goto err_setup_rx; |
|
696 if ((err = e1000_setup_all_tx_resources(adapter))) |
|
697 goto err_setup_tx; |
|
698 |
|
699 /* save the new, restore the old in order to free it, |
|
700 * then restore the new back again */ |
|
701 |
|
702 adapter->rx_ring = rx_old; |
|
703 adapter->tx_ring = tx_old; |
|
704 e1000_free_all_rx_resources(adapter); |
|
705 e1000_free_all_tx_resources(adapter); |
|
706 kfree(tx_old); |
|
707 kfree(rx_old); |
|
708 adapter->rx_ring = rxdr; |
|
709 adapter->tx_ring = txdr; |
|
710 if ((err = e1000_up(adapter))) |
|
711 goto err_setup; |
|
712 } |
|
713 |
|
714 clear_bit(__E1000_RESETTING, &adapter->flags); |
|
715 return 0; |
|
716 err_setup_tx: |
|
717 e1000_free_all_rx_resources(adapter); |
|
718 err_setup_rx: |
|
719 adapter->rx_ring = rx_old; |
|
720 adapter->tx_ring = tx_old; |
|
721 kfree(rxdr); |
|
722 err_alloc_rx: |
|
723 kfree(txdr); |
|
724 err_alloc_tx: |
|
725 e1000_up(adapter); |
|
726 err_setup: |
|
727 clear_bit(__E1000_RESETTING, &adapter->flags); |
|
728 return err; |
|
729 } |
|
730 |
|
731 static bool reg_pattern_test(struct e1000_adapter *adapter, u64 *data, |
|
732 int reg, u32 mask, u32 write) |
|
733 { |
|
734 static const u32 test[] = |
|
735 {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; |
|
736 u8 __iomem *address = adapter->hw.hw_addr + reg; |
|
737 u32 read; |
|
738 int i; |
|
739 |
|
740 for (i = 0; i < ARRAY_SIZE(test); i++) { |
|
741 writel(write & test[i], address); |
|
742 read = readl(address); |
|
743 if (read != (write & test[i] & mask)) { |
|
744 DPRINTK(DRV, ERR, "pattern test reg %04X failed: " |
|
745 "got 0x%08X expected 0x%08X\n", |
|
746 reg, read, (write & test[i] & mask)); |
|
747 *data = reg; |
|
748 return true; |
|
749 } |
|
750 } |
|
751 return false; |
|
752 } |
|
753 |
|
754 static bool reg_set_and_check(struct e1000_adapter *adapter, u64 *data, |
|
755 int reg, u32 mask, u32 write) |
|
756 { |
|
757 u8 __iomem *address = adapter->hw.hw_addr + reg; |
|
758 u32 read; |
|
759 |
|
760 writel(write & mask, address); |
|
761 read = readl(address); |
|
762 if ((read & mask) != (write & mask)) { |
|
763 DPRINTK(DRV, ERR, "set/check reg %04X test failed: " |
|
764 "got 0x%08X expected 0x%08X\n", |
|
765 reg, (read & mask), (write & mask)); |
|
766 *data = reg; |
|
767 return true; |
|
768 } |
|
769 return false; |
|
770 } |
|
771 |
|
772 #define REG_PATTERN_TEST(reg, mask, write) \ |
|
773 do { \ |
|
774 if (reg_pattern_test(adapter, data, \ |
|
775 (adapter->hw.mac_type >= e1000_82543) \ |
|
776 ? E1000_##reg : E1000_82542_##reg, \ |
|
777 mask, write)) \ |
|
778 return 1; \ |
|
779 } while (0) |
|
780 |
|
781 #define REG_SET_AND_CHECK(reg, mask, write) \ |
|
782 do { \ |
|
783 if (reg_set_and_check(adapter, data, \ |
|
784 (adapter->hw.mac_type >= e1000_82543) \ |
|
785 ? E1000_##reg : E1000_82542_##reg, \ |
|
786 mask, write)) \ |
|
787 return 1; \ |
|
788 } while (0) |
|
789 |
|
790 static int |
|
791 e1000_reg_test(struct e1000_adapter *adapter, u64 *data) |
|
792 { |
|
793 u32 value, before, after; |
|
794 u32 i, toggle; |
|
795 |
|
796 /* The status register is Read Only, so a write should fail. |
|
797 * Some bits that get toggled are ignored. |
|
798 */ |
|
799 switch (adapter->hw.mac_type) { |
|
800 /* there are several bits on newer hardware that are r/w */ |
|
801 case e1000_82571: |
|
802 case e1000_82572: |
|
803 case e1000_80003es2lan: |
|
804 toggle = 0x7FFFF3FF; |
|
805 break; |
|
806 case e1000_82573: |
|
807 case e1000_ich8lan: |
|
808 toggle = 0x7FFFF033; |
|
809 break; |
|
810 default: |
|
811 toggle = 0xFFFFF833; |
|
812 break; |
|
813 } |
|
814 |
|
815 before = E1000_READ_REG(&adapter->hw, STATUS); |
|
816 value = (E1000_READ_REG(&adapter->hw, STATUS) & toggle); |
|
817 E1000_WRITE_REG(&adapter->hw, STATUS, toggle); |
|
818 after = E1000_READ_REG(&adapter->hw, STATUS) & toggle; |
|
819 if (value != after) { |
|
820 DPRINTK(DRV, ERR, "failed STATUS register test got: " |
|
821 "0x%08X expected: 0x%08X\n", after, value); |
|
822 *data = 1; |
|
823 return 1; |
|
824 } |
|
825 /* restore previous status */ |
|
826 E1000_WRITE_REG(&adapter->hw, STATUS, before); |
|
827 |
|
828 if (adapter->hw.mac_type != e1000_ich8lan) { |
|
829 REG_PATTERN_TEST(FCAL, 0xFFFFFFFF, 0xFFFFFFFF); |
|
830 REG_PATTERN_TEST(FCAH, 0x0000FFFF, 0xFFFFFFFF); |
|
831 REG_PATTERN_TEST(FCT, 0x0000FFFF, 0xFFFFFFFF); |
|
832 REG_PATTERN_TEST(VET, 0x0000FFFF, 0xFFFFFFFF); |
|
833 } |
|
834 |
|
835 REG_PATTERN_TEST(RDTR, 0x0000FFFF, 0xFFFFFFFF); |
|
836 REG_PATTERN_TEST(RDBAH, 0xFFFFFFFF, 0xFFFFFFFF); |
|
837 REG_PATTERN_TEST(RDLEN, 0x000FFF80, 0x000FFFFF); |
|
838 REG_PATTERN_TEST(RDH, 0x0000FFFF, 0x0000FFFF); |
|
839 REG_PATTERN_TEST(RDT, 0x0000FFFF, 0x0000FFFF); |
|
840 REG_PATTERN_TEST(FCRTH, 0x0000FFF8, 0x0000FFF8); |
|
841 REG_PATTERN_TEST(FCTTV, 0x0000FFFF, 0x0000FFFF); |
|
842 REG_PATTERN_TEST(TIPG, 0x3FFFFFFF, 0x3FFFFFFF); |
|
843 REG_PATTERN_TEST(TDBAH, 0xFFFFFFFF, 0xFFFFFFFF); |
|
844 REG_PATTERN_TEST(TDLEN, 0x000FFF80, 0x000FFFFF); |
|
845 |
|
846 REG_SET_AND_CHECK(RCTL, 0xFFFFFFFF, 0x00000000); |
|
847 |
|
848 before = (adapter->hw.mac_type == e1000_ich8lan ? |
|
849 0x06C3B33E : 0x06DFB3FE); |
|
850 REG_SET_AND_CHECK(RCTL, before, 0x003FFFFB); |
|
851 REG_SET_AND_CHECK(TCTL, 0xFFFFFFFF, 0x00000000); |
|
852 |
|
853 if (adapter->hw.mac_type >= e1000_82543) { |
|
854 |
|
855 REG_SET_AND_CHECK(RCTL, before, 0xFFFFFFFF); |
|
856 REG_PATTERN_TEST(RDBAL, 0xFFFFFFF0, 0xFFFFFFFF); |
|
857 if (adapter->hw.mac_type != e1000_ich8lan) |
|
858 REG_PATTERN_TEST(TXCW, 0xC000FFFF, 0x0000FFFF); |
|
859 REG_PATTERN_TEST(TDBAL, 0xFFFFFFF0, 0xFFFFFFFF); |
|
860 REG_PATTERN_TEST(TIDV, 0x0000FFFF, 0x0000FFFF); |
|
861 value = (adapter->hw.mac_type == e1000_ich8lan ? |
|
862 E1000_RAR_ENTRIES_ICH8LAN : E1000_RAR_ENTRIES); |
|
863 for (i = 0; i < value; i++) { |
|
864 REG_PATTERN_TEST(RA + (((i << 1) + 1) << 2), 0x8003FFFF, |
|
865 0xFFFFFFFF); |
|
866 } |
|
867 |
|
868 } else { |
|
869 |
|
870 REG_SET_AND_CHECK(RCTL, 0xFFFFFFFF, 0x01FFFFFF); |
|
871 REG_PATTERN_TEST(RDBAL, 0xFFFFF000, 0xFFFFFFFF); |
|
872 REG_PATTERN_TEST(TXCW, 0x0000FFFF, 0x0000FFFF); |
|
873 REG_PATTERN_TEST(TDBAL, 0xFFFFF000, 0xFFFFFFFF); |
|
874 |
|
875 } |
|
876 |
|
877 value = (adapter->hw.mac_type == e1000_ich8lan ? |
|
878 E1000_MC_TBL_SIZE_ICH8LAN : E1000_MC_TBL_SIZE); |
|
879 for (i = 0; i < value; i++) |
|
880 REG_PATTERN_TEST(MTA + (i << 2), 0xFFFFFFFF, 0xFFFFFFFF); |
|
881 |
|
882 *data = 0; |
|
883 return 0; |
|
884 } |
|
885 |
|
886 static int |
|
887 e1000_eeprom_test(struct e1000_adapter *adapter, u64 *data) |
|
888 { |
|
889 u16 temp; |
|
890 u16 checksum = 0; |
|
891 u16 i; |
|
892 |
|
893 *data = 0; |
|
894 /* Read and add up the contents of the EEPROM */ |
|
895 for (i = 0; i < (EEPROM_CHECKSUM_REG + 1); i++) { |
|
896 if ((e1000_read_eeprom(&adapter->hw, i, 1, &temp)) < 0) { |
|
897 *data = 1; |
|
898 break; |
|
899 } |
|
900 checksum += temp; |
|
901 } |
|
902 |
|
903 /* If Checksum is not Correct return error else test passed */ |
|
904 if ((checksum != (u16) EEPROM_SUM) && !(*data)) |
|
905 *data = 2; |
|
906 |
|
907 return *data; |
|
908 } |
|
909 |
|
910 static irqreturn_t |
|
911 e1000_test_intr(int irq, void *data) |
|
912 { |
|
913 struct net_device *netdev = (struct net_device *) data; |
|
914 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
915 |
|
916 adapter->test_icr |= E1000_READ_REG(&adapter->hw, ICR); |
|
917 |
|
918 return IRQ_HANDLED; |
|
919 } |
|
920 |
|
921 static int |
|
922 e1000_intr_test(struct e1000_adapter *adapter, u64 *data) |
|
923 { |
|
924 struct net_device *netdev = adapter->netdev; |
|
925 u32 mask, i = 0; |
|
926 bool shared_int = true; |
|
927 u32 irq = adapter->pdev->irq; |
|
928 |
|
929 *data = 0; |
|
930 |
|
931 /* NOTE: we don't test MSI interrupts here, yet */ |
|
932 /* Hook up test interrupt handler just for this test */ |
|
933 if (!request_irq(irq, &e1000_test_intr, IRQF_PROBE_SHARED, netdev->name, |
|
934 netdev)) |
|
935 shared_int = false; |
|
936 else if (request_irq(irq, &e1000_test_intr, IRQF_SHARED, |
|
937 netdev->name, netdev)) { |
|
938 *data = 1; |
|
939 return -1; |
|
940 } |
|
941 DPRINTK(HW, INFO, "testing %s interrupt\n", |
|
942 (shared_int ? "shared" : "unshared")); |
|
943 |
|
944 /* Disable all the interrupts */ |
|
945 E1000_WRITE_REG(&adapter->hw, IMC, 0xFFFFFFFF); |
|
946 msleep(10); |
|
947 |
|
948 /* Test each interrupt */ |
|
949 for (; i < 10; i++) { |
|
950 |
|
951 if (adapter->hw.mac_type == e1000_ich8lan && i == 8) |
|
952 continue; |
|
953 |
|
954 /* Interrupt to test */ |
|
955 mask = 1 << i; |
|
956 |
|
957 if (!shared_int) { |
|
958 /* Disable the interrupt to be reported in |
|
959 * the cause register and then force the same |
|
960 * interrupt and see if one gets posted. If |
|
961 * an interrupt was posted to the bus, the |
|
962 * test failed. |
|
963 */ |
|
964 adapter->test_icr = 0; |
|
965 E1000_WRITE_REG(&adapter->hw, IMC, mask); |
|
966 E1000_WRITE_REG(&adapter->hw, ICS, mask); |
|
967 msleep(10); |
|
968 |
|
969 if (adapter->test_icr & mask) { |
|
970 *data = 3; |
|
971 break; |
|
972 } |
|
973 } |
|
974 |
|
975 /* Enable the interrupt to be reported in |
|
976 * the cause register and then force the same |
|
977 * interrupt and see if one gets posted. If |
|
978 * an interrupt was not posted to the bus, the |
|
979 * test failed. |
|
980 */ |
|
981 adapter->test_icr = 0; |
|
982 E1000_WRITE_REG(&adapter->hw, IMS, mask); |
|
983 E1000_WRITE_REG(&adapter->hw, ICS, mask); |
|
984 msleep(10); |
|
985 |
|
986 if (!(adapter->test_icr & mask)) { |
|
987 *data = 4; |
|
988 break; |
|
989 } |
|
990 |
|
991 if (!shared_int) { |
|
992 /* Disable the other interrupts to be reported in |
|
993 * the cause register and then force the other |
|
994 * interrupts and see if any get posted. If |
|
995 * an interrupt was posted to the bus, the |
|
996 * test failed. |
|
997 */ |
|
998 adapter->test_icr = 0; |
|
999 E1000_WRITE_REG(&adapter->hw, IMC, ~mask & 0x00007FFF); |
|
1000 E1000_WRITE_REG(&adapter->hw, ICS, ~mask & 0x00007FFF); |
|
1001 msleep(10); |
|
1002 |
|
1003 if (adapter->test_icr) { |
|
1004 *data = 5; |
|
1005 break; |
|
1006 } |
|
1007 } |
|
1008 } |
|
1009 |
|
1010 /* Disable all the interrupts */ |
|
1011 E1000_WRITE_REG(&adapter->hw, IMC, 0xFFFFFFFF); |
|
1012 msleep(10); |
|
1013 |
|
1014 /* Unhook test interrupt handler */ |
|
1015 free_irq(irq, netdev); |
|
1016 |
|
1017 return *data; |
|
1018 } |
|
1019 |
|
1020 static void |
|
1021 e1000_free_desc_rings(struct e1000_adapter *adapter) |
|
1022 { |
|
1023 struct e1000_tx_ring *txdr = &adapter->test_tx_ring; |
|
1024 struct e1000_rx_ring *rxdr = &adapter->test_rx_ring; |
|
1025 struct pci_dev *pdev = adapter->pdev; |
|
1026 int i; |
|
1027 |
|
1028 if (txdr->desc && txdr->buffer_info) { |
|
1029 for (i = 0; i < txdr->count; i++) { |
|
1030 if (txdr->buffer_info[i].dma) |
|
1031 pci_unmap_single(pdev, txdr->buffer_info[i]dma, |
|
1032 txdr->buffer_info[i].length, |
|
1033 PCI_DMA_TODEVICE); |
|
1034 if (txdr->buffer_info[i].skb) |
|
1035 dev_kfree_skb(txdr->buffer_info[i].skb); |
|
1036 } |
|
1037 } |
|
1038 |
|
1039 if (rxdr->desc && rxdr->buffer_info) { |
|
1040 for (i = 0; i < rxdr->count; i++) { |
|
1041 if (rxdr->buffer_info[i].dma) |
|
1042 pci_unmap_single(pdev, rxdr->buffer_info[i]dma, |
|
1043 rxdr->buffer_info[i].length, |
|
1044 PCI_DMA_FROMDEVICE); |
|
1045 if (rxdr->buffer_info[i].skb) |
|
1046 dev_kfree_skb(rxdr->buffer_info[i].skb); |
|
1047 } |
|
1048 } |
|
1049 |
|
1050 if (txdr->desc) { |
|
1051 pci_free_consistent(pdev, txdr->size, txdr->desc, txdr->dma); |
|
1052 txdr->desc = NULL; |
|
1053 } |
|
1054 if (rxdr->desc) { |
|
1055 pci_free_consistent(pdev, rxdr->size, rxdr->desc, rxdr->dma); |
|
1056 rxdr->desc = NULL; |
|
1057 } |
|
1058 |
|
1059 kfree(txdr->buffer_info); |
|
1060 txdr->buffer_info = NULL; |
|
1061 kfree(rxdr->buffer_info); |
|
1062 rxdr->buffer_info = NULL; |
|
1063 |
|
1064 return; |
|
1065 } |
|
1066 |
|
1067 static int |
|
1068 e1000_setup_desc_rings(struct e1000_adapter *adapter) |
|
1069 { |
|
1070 struct e1000_tx_ring *txdr = &adapter->test_tx_ring; |
|
1071 struct e1000_rx_ring *rxdr = &adapter->test_rx_ring; |
|
1072 struct pci_dev *pdev = adapter->pdev; |
|
1073 u32 rctl; |
|
1074 int i, ret_val; |
|
1075 |
|
1076 /* Setup Tx descriptor ring and Tx buffers */ |
|
1077 |
|
1078 if (!txdr->count) |
|
1079 txdr->count = E1000_DEFAULT_TXD; |
|
1080 |
|
1081 if (!(txdr->buffer_info = kcalloc(txdr->count, |
|
1082 sizeof(struct e1000_buffer), |
|
1083 GFP_KERNEL))) { |
|
1084 ret_val = 1; |
|
1085 goto err_nomem; |
|
1086 } |
|
1087 |
|
1088 txdr->size = txdr->count * sizeof(struct e1000_tx_desc); |
|
1089 txdr->size = ALIGN(txdr->size, 4096); |
|
1090 if (!(txdr->desc = pci_alloc_consistent(pdev, txdr->size, |
|
1091 &txdr->dma))) { |
|
1092 ret_val = 2; |
|
1093 goto err_nomem; |
|
1094 } |
|
1095 memset(txdr->desc, 0, txdr->size); |
|
1096 txdr->next_to_use = txdr->next_to_clean = 0; |
|
1097 |
|
1098 E1000_WRITE_REG(&adapter->hw, TDBAL, |
|
1099 ((u64) txdr->dma & 0x00000000FFFFFFFF)); |
|
1100 E1000_WRITE_REG(&adapter->hw, TDBAH, ((u64) txdr->dma >> 32)); |
|
1101 E1000_WRITE_REG(&adapter->hw, TDLEN, |
|
1102 txdr->count * sizeof(struct e1000_tx_desc)); |
|
1103 E1000_WRITE_REG(&adapter->hw, TDH, 0); |
|
1104 E1000_WRITE_REG(&adapter->hw, TDT, 0); |
|
1105 E1000_WRITE_REG(&adapter->hw, TCTL, |
|
1106 E1000_TCTL_PSP | E1000_TCTL_EN | |
|
1107 E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT | |
|
1108 E1000_FDX_COLLISION_DISTANCE << E1000_COLD_SHIFT); |
|
1109 |
|
1110 for (i = 0; i < txdr->count; i++) { |
|
1111 struct e1000_tx_desc *tx_desc = E1000_TX_DESC(*txdr, i); |
|
1112 struct sk_buff *skb; |
|
1113 unsigned int size = 1024; |
|
1114 |
|
1115 if (!(skb = alloc_skb(size, GFP_KERNEL))) { |
|
1116 ret_val = 3; |
|
1117 goto err_nomem; |
|
1118 } |
|
1119 skb_put(skb, size); |
|
1120 txdr->buffer_info[i].skb = skb; |
|
1121 txdr->buffer_info[i].length = skb->len; |
|
1122 txdr->buffer_info[i].dma = |
|
1123 pci_map_single(pdev, skb->data, skb->len, |
|
1124 PCI_DMA_TODEVICE); |
|
1125 tx_desc->buffer_addr = cpu_to_le64(txdr->buffer_info[i].dma); |
|
1126 tx_desc->lower.data = cpu_to_le32(skb->len); |
|
1127 tx_desc->lower.data |= cpu_to_le32(E1000_TXD_CMD_EOP | |
|
1128 E1000_TXD_CMD_IFCS | |
|
1129 E1000_TXD_CMD_RPS); |
|
1130 tx_desc->upper.data = 0; |
|
1131 } |
|
1132 |
|
1133 /* Setup Rx descriptor ring and Rx buffers */ |
|
1134 |
|
1135 if (!rxdr->count) |
|
1136 rxdr->count = E1000_DEFAULT_RXD; |
|
1137 |
|
1138 if (!(rxdr->buffer_info = kcalloc(rxdr->count, |
|
1139 sizeof(struct e1000_buffer), |
|
1140 GFP_KERNEL))) { |
|
1141 ret_val = 4; |
|
1142 goto err_nomem; |
|
1143 } |
|
1144 |
|
1145 rxdr->size = rxdr->count * sizeof(struct e1000_rx_desc); |
|
1146 if (!(rxdr->desc = pci_alloc_consistent(pdev, rxdr->size, &rxdr->dma))) { |
|
1147 ret_val = 5; |
|
1148 goto err_nomem; |
|
1149 } |
|
1150 memset(rxdr->desc, 0, rxdr->size); |
|
1151 rxdr->next_to_use = rxdr->next_to_clean = 0; |
|
1152 |
|
1153 rctl = E1000_READ_REG(&adapter->hw, RCTL); |
|
1154 E1000_WRITE_REG(&adapter->hw, RCTL, rctl & ~E1000_RCTL_EN); |
|
1155 E1000_WRITE_REG(&adapter->hw, RDBAL, |
|
1156 ((u64) rxdr->dma & 0xFFFFFFFF)); |
|
1157 E1000_WRITE_REG(&adapter->hw, RDBAH, ((u64) rxdr->dma >> 32)); |
|
1158 E1000_WRITE_REG(&adapter->hw, RDLEN, rxdr->size); |
|
1159 E1000_WRITE_REG(&adapter->hw, RDH, 0); |
|
1160 E1000_WRITE_REG(&adapter->hw, RDT, 0); |
|
1161 rctl = E1000_RCTL_EN | E1000_RCTL_BAM | E1000_RCTL_SZ_2048 | |
|
1162 E1000_RCTL_LBM_NO | E1000_RCTL_RDMTS_HALF | |
|
1163 (adapter->hw.mc_filter_type << E1000_RCTL_MO_SHIFT); |
|
1164 E1000_WRITE_REG(&adapter->hw, RCTL, rctl); |
|
1165 |
|
1166 for (i = 0; i < rxdr->count; i++) { |
|
1167 struct e1000_rx_desc *rx_desc = E1000_RX_DESC(*rxdr, i); |
|
1168 struct sk_buff *skb; |
|
1169 |
|
1170 if (!(skb = alloc_skb(E1000_RXBUFFER_2048 + NET_IP_ALIGN, |
|
1171 GFP_KERNEL))) { |
|
1172 ret_val = 6; |
|
1173 goto err_nomem; |
|
1174 } |
|
1175 skb_reserve(skb, NET_IP_ALIGN); |
|
1176 rxdr->buffer_info[i].skb = skb; |
|
1177 rxdr->buffer_info[i].length = E1000_RXBUFFER_2048; |
|
1178 rxdr->buffer_info[i].dma = |
|
1179 pci_map_single(pdev, skb->data, E1000_RXBUFFER_2048, |
|
1180 PCI_DMA_FROMDEVICE); |
|
1181 rx_desc->buffer_addr = cpu_to_le64(rxdr->buffer_info[i].dma); |
|
1182 memset(skb->data, 0x00, skb->len); |
|
1183 } |
|
1184 |
|
1185 return 0; |
|
1186 |
|
1187 err_nomem: |
|
1188 e1000_free_desc_rings(adapter); |
|
1189 return ret_val; |
|
1190 } |
|
1191 |
|
1192 static void |
|
1193 e1000_phy_disable_receiver(struct e1000_adapter *adapter) |
|
1194 { |
|
1195 /* Write out to PHY registers 29 and 30 to disable the Receiver. */ |
|
1196 e1000_write_phy_reg(&adapter->hw, 29, 0x001F); |
|
1197 e1000_write_phy_reg(&adapter->hw, 30, 0x8FFC); |
|
1198 e1000_write_phy_reg(&adapter->hw, 29, 0x001A); |
|
1199 e1000_write_phy_reg(&adapter->hw, 30, 0x8FF0); |
|
1200 } |
|
1201 |
|
1202 static void |
|
1203 e1000_phy_reset_clk_and_crs(struct e1000_adapter *adapter) |
|
1204 { |
|
1205 u16 phy_reg; |
|
1206 |
|
1207 /* Because we reset the PHY above, we need to re-force TX_CLK in the |
|
1208 * Extended PHY Specific Control Register to 25MHz clock. This |
|
1209 * value defaults back to a 2.5MHz clock when the PHY is reset. |
|
1210 */ |
|
1211 e1000_read_phy_reg(&adapter->hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_reg); |
|
1212 phy_reg |= M88E1000_EPSCR_TX_CLK_25; |
|
1213 e1000_write_phy_reg(&adapter->hw, |
|
1214 M88E1000_EXT_PHY_SPEC_CTRL, phy_reg); |
|
1215 |
|
1216 /* In addition, because of the s/w reset above, we need to enable |
|
1217 * CRS on TX. This must be set for both full and half duplex |
|
1218 * operation. |
|
1219 */ |
|
1220 e1000_read_phy_reg(&adapter->hw, M88E1000_PHY_SPEC_CTRL, &phy_reg); |
|
1221 phy_reg |= M88E1000_PSCR_ASSERT_CRS_ON_TX; |
|
1222 e1000_write_phy_reg(&adapter->hw, |
|
1223 M88E1000_PHY_SPEC_CTRL, phy_reg); |
|
1224 } |
|
1225 |
|
1226 static int |
|
1227 e1000_nonintegrated_phy_loopback(struct e1000_adapter *adapter) |
|
1228 { |
|
1229 u32 ctrl_reg; |
|
1230 u16 phy_reg; |
|
1231 |
|
1232 /* Setup the Device Control Register for PHY loopback test. */ |
|
1233 |
|
1234 ctrl_reg = E1000_READ_REG(&adapter->hw, CTRL); |
|
1235 ctrl_reg |= (E1000_CTRL_ILOS | /* Invert Loss-Of-Signal */ |
|
1236 E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */ |
|
1237 E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */ |
|
1238 E1000_CTRL_SPD_1000 | /* Force Speed to 1000 */ |
|
1239 E1000_CTRL_FD); /* Force Duplex to FULL */ |
|
1240 |
|
1241 E1000_WRITE_REG(&adapter->hw, CTRL, ctrl_reg); |
|
1242 |
|
1243 /* Read the PHY Specific Control Register (0x10) */ |
|
1244 e1000_read_phy_reg(&adapter->hw, M88E1000_PHY_SPEC_CTRL, &phy_reg); |
|
1245 |
|
1246 /* Clear Auto-Crossover bits in PHY Specific Control Register |
|
1247 * (bits 6:5). |
|
1248 */ |
|
1249 phy_reg &= ~M88E1000_PSCR_AUTO_X_MODE; |
|
1250 e1000_write_phy_reg(&adapter->hw, M88E1000_PHY_SPEC_CTRL, phy_reg); |
|
1251 |
|
1252 /* Perform software reset on the PHY */ |
|
1253 e1000_phy_reset(&adapter->hw); |
|
1254 |
|
1255 /* Have to setup TX_CLK and TX_CRS after software reset */ |
|
1256 e1000_phy_reset_clk_and_crs(adapter); |
|
1257 |
|
1258 e1000_write_phy_reg(&adapter->hw, PHY_CTRL, 0x8100); |
|
1259 |
|
1260 /* Wait for reset to complete. */ |
|
1261 udelay(500); |
|
1262 |
|
1263 /* Have to setup TX_CLK and TX_CRS after software reset */ |
|
1264 e1000_phy_reset_clk_and_crs(adapter); |
|
1265 |
|
1266 /* Write out to PHY registers 29 and 30 to disable the Receiver. */ |
|
1267 e1000_phy_disable_receiver(adapter); |
|
1268 |
|
1269 /* Set the loopback bit in the PHY control register. */ |
|
1270 e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &phy_reg); |
|
1271 phy_reg |= MII_CR_LOOPBACK; |
|
1272 e1000_write_phy_reg(&adapter->hw, PHY_CTRL, phy_reg); |
|
1273 |
|
1274 /* Setup TX_CLK and TX_CRS one more time. */ |
|
1275 e1000_phy_reset_clk_and_crs(adapter); |
|
1276 |
|
1277 /* Check Phy Configuration */ |
|
1278 e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &phy_reg); |
|
1279 if (phy_reg != 0x4100) |
|
1280 return 9; |
|
1281 |
|
1282 e1000_read_phy_reg(&adapter->hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_reg); |
|
1283 if (phy_reg != 0x0070) |
|
1284 return 10; |
|
1285 |
|
1286 e1000_read_phy_reg(&adapter->hw, 29, &phy_reg); |
|
1287 if (phy_reg != 0x001A) |
|
1288 return 11; |
|
1289 |
|
1290 return 0; |
|
1291 } |
|
1292 |
|
1293 static int |
|
1294 e1000_integrated_phy_loopback(struct e1000_adapter *adapter) |
|
1295 { |
|
1296 u32 ctrl_reg = 0; |
|
1297 u32 stat_reg = 0; |
|
1298 |
|
1299 adapter->hw.autoneg = false; |
|
1300 |
|
1301 if (adapter->hw.phy_type == e1000_phy_m88) { |
|
1302 /* Auto-MDI/MDIX Off */ |
|
1303 e1000_write_phy_reg(&adapter->hw, |
|
1304 M88E1000_PHY_SPEC_CTRL, 0x0808); |
|
1305 /* reset to update Auto-MDI/MDIX */ |
|
1306 e1000_write_phy_reg(&adapter->hw, PHY_CTRL, 0x9140); |
|
1307 /* autoneg off */ |
|
1308 e1000_write_phy_reg(&adapter->hw, PHY_CTRL, 0x8140); |
|
1309 } else if (adapter->hw.phy_type == e1000_phy_gg82563) |
|
1310 e1000_write_phy_reg(&adapter->hw, |
|
1311 GG82563_PHY_KMRN_MODE_CTRL, |
|
1312 0x1CC); |
|
1313 |
|
1314 ctrl_reg = E1000_READ_REG(&adapter->hw, CTRL); |
|
1315 |
|
1316 if (adapter->hw.phy_type == e1000_phy_ife) { |
|
1317 /* force 100, set loopback */ |
|
1318 e1000_write_phy_reg(&adapter->hw, PHY_CTRL, 0x6100); |
|
1319 |
|
1320 /* Now set up the MAC to the same speed/duplex as the PHY. */ |
|
1321 ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */ |
|
1322 ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */ |
|
1323 E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */ |
|
1324 E1000_CTRL_SPD_100 |/* Force Speed to 100 */ |
|
1325 E1000_CTRL_FD); /* Force Duplex to FULL */ |
|
1326 } else { |
|
1327 /* force 1000, set loopback */ |
|
1328 e1000_write_phy_reg(&adapter->hw, PHY_CTRL, 0x4140); |
|
1329 |
|
1330 /* Now set up the MAC to the same speed/duplex as the PHY. */ |
|
1331 ctrl_reg = E1000_READ_REG(&adapter->hw, CTRL); |
|
1332 ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */ |
|
1333 ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */ |
|
1334 E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */ |
|
1335 E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */ |
|
1336 E1000_CTRL_FD); /* Force Duplex to FULL */ |
|
1337 } |
|
1338 |
|
1339 if (adapter->hw.media_type == e1000_media_type_copper && |
|
1340 adapter->hw.phy_type == e1000_phy_m88) |
|
1341 ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */ |
|
1342 else { |
|
1343 /* Set the ILOS bit on the fiber Nic is half |
|
1344 * duplex link is detected. */ |
|
1345 stat_reg = E1000_READ_REG(&adapter->hw, STATUS); |
|
1346 if ((stat_reg & E1000_STATUS_FD) == 0) |
|
1347 ctrl_reg |= (E1000_CTRL_ILOS | E1000_CTRL_SLU); |
|
1348 } |
|
1349 |
|
1350 E1000_WRITE_REG(&adapter->hw, CTRL, ctrl_reg); |
|
1351 |
|
1352 /* Disable the receiver on the PHY so when a cable is plugged in, the |
|
1353 * PHY does not begin to autoneg when a cable is reconnected to the NIC. |
|
1354 */ |
|
1355 if (adapter->hw.phy_type == e1000_phy_m88) |
|
1356 e1000_phy_disable_receiver(adapter); |
|
1357 |
|
1358 udelay(500); |
|
1359 |
|
1360 return 0; |
|
1361 } |
|
1362 |
|
1363 static int |
|
1364 e1000_set_phy_loopback(struct e1000_adapter *adapter) |
|
1365 { |
|
1366 u16 phy_reg = 0; |
|
1367 u16 count = 0; |
|
1368 |
|
1369 switch (adapter->hw.mac_type) { |
|
1370 case e1000_82543: |
|
1371 if (adapter->hw.media_type == e1000_media_type_copper) { |
|
1372 /* Attempt to setup Loopback mode on Non-integrated PHY. |
|
1373 * Some PHY registers get corrupted at random, so |
|
1374 * attempt this 10 times. |
|
1375 */ |
|
1376 while (e1000_nonintegrated_phy_loopback(adapter) && |
|
1377 count++ < 10); |
|
1378 if (count < 11) |
|
1379 return 0; |
|
1380 } |
|
1381 break; |
|
1382 |
|
1383 case e1000_82544: |
|
1384 case e1000_82540: |
|
1385 case e1000_82545: |
|
1386 case e1000_82545_rev_3: |
|
1387 case e1000_82546: |
|
1388 case e1000_82546_rev_3: |
|
1389 case e1000_82541: |
|
1390 case e1000_82541_rev_2: |
|
1391 case e1000_82547: |
|
1392 case e1000_82547_rev_2: |
|
1393 case e1000_82571: |
|
1394 case e1000_82572: |
|
1395 case e1000_82573: |
|
1396 case e1000_80003es2lan: |
|
1397 case e1000_ich8lan: |
|
1398 return e1000_integrated_phy_loopback(adapter); |
|
1399 break; |
|
1400 |
|
1401 default: |
|
1402 /* Default PHY loopback work is to read the MII |
|
1403 * control register and assert bit 14 (loopback mode). |
|
1404 */ |
|
1405 e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &phy_reg); |
|
1406 phy_reg |= MII_CR_LOOPBACK; |
|
1407 e1000_write_phy_reg(&adapter->hw, PHY_CTRL, phy_reg); |
|
1408 return 0; |
|
1409 break; |
|
1410 } |
|
1411 |
|
1412 return 8; |
|
1413 } |
|
1414 |
|
1415 static int |
|
1416 e1000_setup_loopback_test(struct e1000_adapter *adapter) |
|
1417 { |
|
1418 struct e1000_hw *hw = &adapter->hw; |
|
1419 u32 rctl; |
|
1420 |
|
1421 if (hw->media_type == e1000_media_type_fiber || |
|
1422 hw->media_type == e1000_media_type_internal_serdes) { |
|
1423 switch (hw->mac_type) { |
|
1424 case e1000_82545: |
|
1425 case e1000_82546: |
|
1426 case e1000_82545_rev_3: |
|
1427 case e1000_82546_rev_3: |
|
1428 return e1000_set_phy_loopback(adapter); |
|
1429 break; |
|
1430 case e1000_82571: |
|
1431 case e1000_82572: |
|
1432 #define E1000_SERDES_LB_ON 0x410 |
|
1433 e1000_set_phy_loopback(adapter); |
|
1434 E1000_WRITE_REG(hw, SCTL, E1000_SERDES_LB_ON); |
|
1435 msleep(10); |
|
1436 return 0; |
|
1437 break; |
|
1438 default: |
|
1439 rctl = E1000_READ_REG(hw, RCTL); |
|
1440 rctl |= E1000_RCTL_LBM_TCVR; |
|
1441 E1000_WRITE_REG(hw, RCTL, rctl); |
|
1442 return 0; |
|
1443 } |
|
1444 } else if (hw->media_type == e1000_media_type_copper) |
|
1445 return e1000_set_phy_loopback(adapter); |
|
1446 |
|
1447 return 7; |
|
1448 } |
|
1449 |
|
1450 static void |
|
1451 e1000_loopback_cleanup(struct e1000_adapter *adapter) |
|
1452 { |
|
1453 struct e1000_hw *hw = &adapter->hw; |
|
1454 u32 rctl; |
|
1455 u16 phy_reg; |
|
1456 |
|
1457 rctl = E1000_READ_REG(hw, RCTL); |
|
1458 rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC); |
|
1459 E1000_WRITE_REG(hw, RCTL, rctl); |
|
1460 |
|
1461 switch (hw->mac_type) { |
|
1462 case e1000_82571: |
|
1463 case e1000_82572: |
|
1464 if (hw->media_type == e1000_media_type_fiber || |
|
1465 hw->media_type == e1000_media_type_internal_serdes) { |
|
1466 #define E1000_SERDES_LB_OFF 0x400 |
|
1467 E1000_WRITE_REG(hw, SCTL, E1000_SERDES_LB_OFF); |
|
1468 msleep(10); |
|
1469 break; |
|
1470 } |
|
1471 /* Fall Through */ |
|
1472 case e1000_82545: |
|
1473 case e1000_82546: |
|
1474 case e1000_82545_rev_3: |
|
1475 case e1000_82546_rev_3: |
|
1476 default: |
|
1477 hw->autoneg = true; |
|
1478 if (hw->phy_type == e1000_phy_gg82563) |
|
1479 e1000_write_phy_reg(hw, |
|
1480 GG82563_PHY_KMRN_MODE_CTRL, |
|
1481 0x180); |
|
1482 e1000_read_phy_reg(hw, PHY_CTRL, &phy_reg); |
|
1483 if (phy_reg & MII_CR_LOOPBACK) { |
|
1484 phy_reg &= ~MII_CR_LOOPBACK; |
|
1485 e1000_write_phy_reg(hw, PHY_CTRL, phy_reg); |
|
1486 e1000_phy_reset(hw); |
|
1487 } |
|
1488 break; |
|
1489 } |
|
1490 } |
|
1491 |
|
1492 static void |
|
1493 e1000_create_lbtest_frame(struct sk_buff *skb, unsigned int frame_size) |
|
1494 { |
|
1495 memset(skb->data, 0xFF, frame_size); |
|
1496 frame_size &= ~1; |
|
1497 memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1); |
|
1498 memset(&skb->data[frame_size / 2 + 10], 0xBE, 1); |
|
1499 memset(&skb->data[frame_size / 2 + 12], 0xAF, 1); |
|
1500 } |
|
1501 |
|
1502 static int |
|
1503 e1000_check_lbtest_frame(struct sk_buff *skb, unsigned int frame_size) |
|
1504 { |
|
1505 frame_size &= ~1; |
|
1506 if (*(skb->data + 3) == 0xFF) { |
|
1507 if ((*(skb->data + frame_size / 2 + 10) == 0xBE) && |
|
1508 (*(skb->data + frame_size / 2 + 12) == 0xAF)) { |
|
1509 return 0; |
|
1510 } |
|
1511 } |
|
1512 return 13; |
|
1513 } |
|
1514 |
|
1515 static int |
|
1516 e1000_run_loopback_test(struct e1000_adapter *adapter) |
|
1517 { |
|
1518 struct e1000_tx_ring *txdr = &adapter->test_tx_ring; |
|
1519 struct e1000_rx_ring *rxdr = &adapter->test_rx_ring; |
|
1520 struct pci_dev *pdev = adapter->pdev; |
|
1521 int i, j, k, l, lc, good_cnt, ret_val=0; |
|
1522 unsigned long time; |
|
1523 |
|
1524 E1000_WRITE_REG(&adapter->hw, RDT, rxdr->count - 1); |
|
1525 |
|
1526 /* Calculate the loop count based on the largest descriptor ring |
|
1527 * The idea is to wrap the largest ring a number of times using 64 |
|
1528 * send/receive pairs during each loop |
|
1529 */ |
|
1530 |
|
1531 if (rxdr->count <= txdr->count) |
|
1532 lc = ((txdr->count / 64) * 2) + 1; |
|
1533 else |
|
1534 lc = ((rxdr->count / 64) * 2) + 1; |
|
1535 |
|
1536 k = l = 0; |
|
1537 for (j = 0; j <= lc; j++) { /* loop count loop */ |
|
1538 for (i = 0; i < 64; i++) { /* send the packets */ |
|
1539 e1000_create_lbtest_frame(txdr->buffer_info[i].skb, |
|
1540 1024); |
|
1541 pci_dma_sync_single_for_device(pdev, |
|
1542 txdr->buffer_info[k].dma, |
|
1543 txdr->buffer_info[k].length, |
|
1544 PCI_DMA_TODEVICE); |
|
1545 if (unlikely(++k == txdr->count)) k = 0; |
|
1546 } |
|
1547 E1000_WRITE_REG(&adapter->hw, TDT, k); |
|
1548 msleep(200); |
|
1549 time = jiffies; /* set the start time for the receive */ |
|
1550 good_cnt = 0; |
|
1551 do { /* receive the sent packets */ |
|
1552 pci_dma_sync_single_for_cpu(pdev, |
|
1553 rxdr->buffer_info[l].dma, |
|
1554 rxdr->buffer_info[l].length, |
|
1555 PCI_DMA_FROMDEVICE); |
|
1556 |
|
1557 ret_val = e1000_check_lbtest_frame( |
|
1558 rxdr->buffer_info[l].skb, |
|
1559 1024); |
|
1560 if (!ret_val) |
|
1561 good_cnt++; |
|
1562 if (unlikely(++l == rxdr->count)) l = 0; |
|
1563 /* time + 20 msecs (200 msecs on 2.4) is more than |
|
1564 * enough time to complete the receives, if it's |
|
1565 * exceeded, break and error off |
|
1566 */ |
|
1567 } while (good_cnt < 64 && jiffies < (time + 20)); |
|
1568 if (good_cnt != 64) { |
|
1569 ret_val = 13; /* ret_val is the same as mis-compare */ |
|
1570 break; |
|
1571 } |
|
1572 if (jiffies >= (time + 2)) { |
|
1573 ret_val = 14; /* error code for time out error */ |
|
1574 break; |
|
1575 } |
|
1576 } /* end loop count loop */ |
|
1577 return ret_val; |
|
1578 } |
|
1579 |
|
1580 static int |
|
1581 e1000_loopback_test(struct e1000_adapter *adapter, u64 *data) |
|
1582 { |
|
1583 /* PHY loopback cannot be performed if SoL/IDER |
|
1584 * sessions are active */ |
|
1585 if (e1000_check_phy_reset_block(&adapter->hw)) { |
|
1586 DPRINTK(DRV, ERR, "Cannot do PHY loopback test " |
|
1587 "when SoL/IDER is active.\n"); |
|
1588 *data = 0; |
|
1589 goto out; |
|
1590 } |
|
1591 |
|
1592 if ((*data = e1000_setup_desc_rings(adapter))) |
|
1593 goto out; |
|
1594 if ((*data = e1000_setup_loopback_test(adapter))) |
|
1595 goto err_loopback; |
|
1596 *data = e1000_run_loopback_test(adapter); |
|
1597 e1000_loopback_cleanup(adapter); |
|
1598 |
|
1599 err_loopback: |
|
1600 e1000_free_desc_rings(adapter); |
|
1601 out: |
|
1602 return *data; |
|
1603 } |
|
1604 |
|
1605 static int |
|
1606 e1000_link_test(struct e1000_adapter *adapter, u64 *data) |
|
1607 { |
|
1608 *data = 0; |
|
1609 if (adapter->hw.media_type == e1000_media_type_internal_serdes) { |
|
1610 int i = 0; |
|
1611 adapter->hw.serdes_link_down = true; |
|
1612 |
|
1613 /* On some blade server designs, link establishment |
|
1614 * could take as long as 2-3 minutes */ |
|
1615 do { |
|
1616 e1000_check_for_link(&adapter->hw); |
|
1617 if (!adapter->hw.serdes_link_down) |
|
1618 return *data; |
|
1619 msleep(20); |
|
1620 } while (i++ < 3750); |
|
1621 |
|
1622 *data = 1; |
|
1623 } else { |
|
1624 e1000_check_for_link(&adapter->hw); |
|
1625 if (adapter->hw.autoneg) /* if auto_neg is set wait for it */ |
|
1626 msleep(4000); |
|
1627 |
|
1628 if (!(E1000_READ_REG(&adapter->hw, STATUS) & E1000_STATUS_LU)) { |
|
1629 *data = 1; |
|
1630 } |
|
1631 } |
|
1632 return *data; |
|
1633 } |
|
1634 |
|
1635 static int |
|
1636 e1000_get_sset_count(struct net_device *netdev, int sset) |
|
1637 { |
|
1638 switch (sset) { |
|
1639 case ETH_SS_TEST: |
|
1640 return E1000_TEST_LEN; |
|
1641 case ETH_SS_STATS: |
|
1642 return E1000_STATS_LEN; |
|
1643 default: |
|
1644 return -EOPNOTSUPP; |
|
1645 } |
|
1646 } |
|
1647 |
|
1648 static void |
|
1649 e1000_diag_test(struct net_device *netdev, |
|
1650 struct ethtool_test *eth_test, u64 *data) |
|
1651 { |
|
1652 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
1653 bool if_running = netif_running(netdev); |
|
1654 |
|
1655 set_bit(__E1000_TESTING, &adapter->flags); |
|
1656 if (eth_test->flags == ETH_TEST_FL_OFFLINE) { |
|
1657 /* Offline tests */ |
|
1658 |
|
1659 /* save speed, duplex, autoneg settings */ |
|
1660 u16 autoneg_advertised = adapter->hw.autoneg_advertised; |
|
1661 u8 forced_speed_duplex = adapter->hw.forced_speed_duplex; |
|
1662 u8 autoneg = adapter->hw.autoneg; |
|
1663 |
|
1664 DPRINTK(HW, INFO, "offline testing starting\n"); |
|
1665 |
|
1666 /* Link test performed before hardware reset so autoneg doesn't |
|
1667 * interfere with test result */ |
|
1668 if (e1000_link_test(adapter, &data[4])) |
|
1669 eth_test->flags |= ETH_TEST_FL_FAILED; |
|
1670 |
|
1671 if (if_running) |
|
1672 /* indicate we're in test mode */ |
|
1673 dev_close(netdev); |
|
1674 else |
|
1675 e1000_reset(adapter); |
|
1676 |
|
1677 if (e1000_reg_test(adapter, &data[0])) |
|
1678 eth_test->flags |= ETH_TEST_FL_FAILED; |
|
1679 |
|
1680 e1000_reset(adapter); |
|
1681 if (e1000_eeprom_test(adapter, &data[1])) |
|
1682 eth_test->flags |= ETH_TEST_FL_FAILED; |
|
1683 |
|
1684 e1000_reset(adapter); |
|
1685 if (e1000_intr_test(adapter, &data[2])) |
|
1686 eth_test->flags |= ETH_TEST_FL_FAILED; |
|
1687 |
|
1688 e1000_reset(adapter); |
|
1689 /* make sure the phy is powered up */ |
|
1690 e1000_power_up_phy(adapter); |
|
1691 if (e1000_loopback_test(adapter, &data[3])) |
|
1692 eth_test->flags |= ETH_TEST_FL_FAILED; |
|
1693 |
|
1694 /* restore speed, duplex, autoneg settings */ |
|
1695 adapter->hw.autoneg_advertised = autoneg_advertised; |
|
1696 adapter->hw.forced_speed_duplex = forced_speed_duplex; |
|
1697 adapter->hw.autoneg = autoneg; |
|
1698 |
|
1699 e1000_reset(adapter); |
|
1700 clear_bit(__E1000_TESTING, &adapter->flags); |
|
1701 if (if_running) |
|
1702 dev_open(netdev); |
|
1703 } else { |
|
1704 DPRINTK(HW, INFO, "online testing starting\n"); |
|
1705 /* Online tests */ |
|
1706 if (e1000_link_test(adapter, &data[4])) |
|
1707 eth_test->flags |= ETH_TEST_FL_FAILED; |
|
1708 |
|
1709 /* Online tests aren't run; pass by default */ |
|
1710 data[0] = 0; |
|
1711 data[1] = 0; |
|
1712 data[2] = 0; |
|
1713 data[3] = 0; |
|
1714 |
|
1715 clear_bit(__E1000_TESTING, &adapter->flags); |
|
1716 } |
|
1717 msleep_interruptible(4 * 1000); |
|
1718 } |
|
1719 |
|
1720 static int e1000_wol_exclusion(struct e1000_adapter *adapter, struct ethtool_wolinfo *wol) |
|
1721 { |
|
1722 struct e1000_hw *hw = &adapter->hw; |
|
1723 int retval = 1; /* fail by default */ |
|
1724 |
|
1725 switch (hw->device_id) { |
|
1726 case E1000_DEV_ID_82542: |
|
1727 case E1000_DEV_ID_82543GC_FIBER: |
|
1728 case E1000_DEV_ID_82543GC_COPPER: |
|
1729 case E1000_DEV_ID_82544EI_FIBER: |
|
1730 case E1000_DEV_ID_82546EB_QUAD_COPPER: |
|
1731 case E1000_DEV_ID_82545EM_FIBER: |
|
1732 case E1000_DEV_ID_82545EM_COPPER: |
|
1733 case E1000_DEV_ID_82546GB_QUAD_COPPER: |
|
1734 case E1000_DEV_ID_82546GB_PCIE: |
|
1735 case E1000_DEV_ID_82571EB_SERDES_QUAD: |
|
1736 /* these don't support WoL at all */ |
|
1737 wol->supported = 0; |
|
1738 break; |
|
1739 case E1000_DEV_ID_82546EB_FIBER: |
|
1740 case E1000_DEV_ID_82546GB_FIBER: |
|
1741 case E1000_DEV_ID_82571EB_FIBER: |
|
1742 case E1000_DEV_ID_82571EB_SERDES: |
|
1743 case E1000_DEV_ID_82571EB_COPPER: |
|
1744 /* Wake events not supported on port B */ |
|
1745 if (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1) { |
|
1746 wol->supported = 0; |
|
1747 break; |
|
1748 } |
|
1749 /* return success for non excluded adapter ports */ |
|
1750 retval = 0; |
|
1751 break; |
|
1752 case E1000_DEV_ID_82571EB_QUAD_COPPER: |
|
1753 case E1000_DEV_ID_82571EB_QUAD_FIBER: |
|
1754 case E1000_DEV_ID_82571EB_QUAD_COPPER_LOWPROFILE: |
|
1755 case E1000_DEV_ID_82571PT_QUAD_COPPER: |
|
1756 case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3: |
|
1757 /* quad port adapters only support WoL on port A */ |
|
1758 if (!adapter->quad_port_a) { |
|
1759 wol->supported = 0; |
|
1760 break; |
|
1761 } |
|
1762 /* return success for non excluded adapter ports */ |
|
1763 retval = 0; |
|
1764 break; |
|
1765 default: |
|
1766 /* dual port cards only support WoL on port A from now on |
|
1767 * unless it was enabled in the eeprom for port B |
|
1768 * so exclude FUNC_1 ports from having WoL enabled */ |
|
1769 if (E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1 && |
|
1770 !adapter->eeprom_wol) { |
|
1771 wol->supported = 0; |
|
1772 break; |
|
1773 } |
|
1774 |
|
1775 retval = 0; |
|
1776 } |
|
1777 |
|
1778 return retval; |
|
1779 } |
|
1780 |
|
1781 static void |
|
1782 e1000_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) |
|
1783 { |
|
1784 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
1785 |
|
1786 wol->supported = WAKE_UCAST | WAKE_MCAST | |
|
1787 WAKE_BCAST | WAKE_MAGIC; |
|
1788 wol->wolopts = 0; |
|
1789 |
|
1790 /* this function will set ->supported = 0 and return 1 if wol is not |
|
1791 * supported by this hardware */ |
|
1792 if (e1000_wol_exclusion(adapter, wol)) |
|
1793 return; |
|
1794 |
|
1795 /* apply any specific unsupported masks here */ |
|
1796 switch (adapter->hw.device_id) { |
|
1797 case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3: |
|
1798 /* KSP3 does not suppport UCAST wake-ups */ |
|
1799 wol->supported &= ~WAKE_UCAST; |
|
1800 |
|
1801 if (adapter->wol & E1000_WUFC_EX) |
|
1802 DPRINTK(DRV, ERR, "Interface does not support " |
|
1803 "directed (unicast) frame wake-up packets\n"); |
|
1804 break; |
|
1805 default: |
|
1806 break; |
|
1807 } |
|
1808 |
|
1809 if (adapter->wol & E1000_WUFC_EX) |
|
1810 wol->wolopts |= WAKE_UCAST; |
|
1811 if (adapter->wol & E1000_WUFC_MC) |
|
1812 wol->wolopts |= WAKE_MCAST; |
|
1813 if (adapter->wol & E1000_WUFC_BC) |
|
1814 wol->wolopts |= WAKE_BCAST; |
|
1815 if (adapter->wol & E1000_WUFC_MAG) |
|
1816 wol->wolopts |= WAKE_MAGIC; |
|
1817 |
|
1818 return; |
|
1819 } |
|
1820 |
|
1821 static int |
|
1822 e1000_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) |
|
1823 { |
|
1824 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
1825 struct e1000_hw *hw = &adapter->hw; |
|
1826 |
|
1827 if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE)) |
|
1828 return -EOPNOTSUPP; |
|
1829 |
|
1830 if (e1000_wol_exclusion(adapter, wol)) |
|
1831 return wol->wolopts ? -EOPNOTSUPP : 0; |
|
1832 |
|
1833 switch (hw->device_id) { |
|
1834 case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3: |
|
1835 if (wol->wolopts & WAKE_UCAST) { |
|
1836 DPRINTK(DRV, ERR, "Interface does not support " |
|
1837 "directed (unicast) frame wake-up packets\n"); |
|
1838 return -EOPNOTSUPP; |
|
1839 } |
|
1840 break; |
|
1841 default: |
|
1842 break; |
|
1843 } |
|
1844 |
|
1845 /* these settings will always override what we currently have */ |
|
1846 adapter->wol = 0; |
|
1847 |
|
1848 if (wol->wolopts & WAKE_UCAST) |
|
1849 adapter->wol |= E1000_WUFC_EX; |
|
1850 if (wol->wolopts & WAKE_MCAST) |
|
1851 adapter->wol |= E1000_WUFC_MC; |
|
1852 if (wol->wolopts & WAKE_BCAST) |
|
1853 adapter->wol |= E1000_WUFC_BC; |
|
1854 if (wol->wolopts & WAKE_MAGIC) |
|
1855 adapter->wol |= E1000_WUFC_MAG; |
|
1856 |
|
1857 return 0; |
|
1858 } |
|
1859 |
|
1860 /* toggle LED 4 times per second = 2 "blinks" per second */ |
|
1861 #define E1000_ID_INTERVAL (HZ/4) |
|
1862 |
|
1863 /* bit defines for adapter->led_status */ |
|
1864 #define E1000_LED_ON 0 |
|
1865 |
|
1866 static void |
|
1867 e1000_led_blink_callback(unsigned long data) |
|
1868 { |
|
1869 struct e1000_adapter *adapter = (struct e1000_adapter *) data; |
|
1870 |
|
1871 if (test_and_change_bit(E1000_LED_ON, &adapter->led_status)) |
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1872 e1000_led_off(&adapter->hw); |
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1873 else |
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1874 e1000_led_on(&adapter->hw); |
|
1875 |
|
1876 mod_timer(&adapter->blink_timer, jiffies + E1000_ID_INTERVAL); |
|
1877 } |
|
1878 |
|
1879 static int |
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1880 e1000_phys_id(struct net_device *netdev, u32 data) |
|
1881 { |
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1882 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
1883 |
|
1884 if (!data) |
|
1885 data = INT_MAX; |
|
1886 |
|
1887 if (adapter->hw.mac_type < e1000_82571) { |
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1888 if (!adapter->blink_timer.function) { |
|
1889 init_timer(&adapter->blink_timer); |
|
1890 adapter->blink_timer.function = e1000_led_blink_callback; |
|
1891 adapter->blink_timer.data = (unsigned long) adapter; |
|
1892 } |
|
1893 e1000_setup_led(&adapter->hw); |
|
1894 mod_timer(&adapter->blink_timer, jiffies); |
|
1895 msleep_interruptible(data * 1000); |
|
1896 del_timer_sync(&adapter->blink_timer); |
|
1897 } else if (adapter->hw.phy_type == e1000_phy_ife) { |
|
1898 if (!adapter->blink_timer.function) { |
|
1899 init_timer(&adapter->blink_timer); |
|
1900 adapter->blink_timer.function = e1000_led_blink_callback; |
|
1901 adapter->blink_timer.data = (unsigned long) adapter; |
|
1902 } |
|
1903 mod_timer(&adapter->blink_timer, jiffies); |
|
1904 msleep_interruptible(data * 1000); |
|
1905 del_timer_sync(&adapter->blink_timer); |
|
1906 e1000_write_phy_reg(&(adapter->hw), IFE_PHY_SPECIAL_CONTROL_LED, 0); |
|
1907 } else { |
|
1908 e1000_blink_led_start(&adapter->hw); |
|
1909 msleep_interruptible(data * 1000); |
|
1910 } |
|
1911 |
|
1912 e1000_led_off(&adapter->hw); |
|
1913 clear_bit(E1000_LED_ON, &adapter->led_status); |
|
1914 e1000_cleanup_led(&adapter->hw); |
|
1915 |
|
1916 return 0; |
|
1917 } |
|
1918 |
|
1919 static int |
|
1920 e1000_nway_reset(struct net_device *netdev) |
|
1921 { |
|
1922 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
1923 if (netif_running(netdev)) |
|
1924 e1000_reinit_locked(adapter); |
|
1925 return 0; |
|
1926 } |
|
1927 |
|
1928 static void |
|
1929 e1000_get_ethtool_stats(struct net_device *netdev, |
|
1930 struct ethtool_stats *stats, u64 *data) |
|
1931 { |
|
1932 struct e1000_adapter *adapter = netdev_priv(netdev); |
|
1933 int i; |
|
1934 |
|
1935 e1000_update_stats(adapter); |
|
1936 for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) { |
|
1937 char *p = (char *)adapter+e1000_gstrings_stats[i].stat_offset; |
|
1938 data[i] = (e1000_gstrings_stats[i].sizeof_stat == |
|
1939 sizeof(u64)) ? *(u64 *)p : *(u32 *)p; |
|
1940 } |
|
1941 /* BUG_ON(i != E1000_STATS_LEN); */ |
|
1942 } |
|
1943 |
|
1944 static void |
|
1945 e1000_get_strings(struct net_device *netdev, u32 stringset, u8 *data) |
|
1946 { |
|
1947 u8 *p = data; |
|
1948 int i; |
|
1949 |
|
1950 switch (stringset) { |
|
1951 case ETH_SS_TEST: |
|
1952 memcpy(data, *e1000_gstrings_test, |
|
1953 sizeof(e1000_gstrings_test)); |
|
1954 break; |
|
1955 case ETH_SS_STATS: |
|
1956 for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) { |
|
1957 memcpy(p, e1000_gstrings_stats[i].stat_string, |
|
1958 ETH_GSTRING_LEN); |
|
1959 p += ETH_GSTRING_LEN; |
|
1960 } |
|
1961 /* BUG_ON(p - data != E1000_STATS_LEN * ETH_GSTRING_LEN); */ |
|
1962 break; |
|
1963 } |
|
1964 } |
|
1965 |
|
1966 static const struct ethtool_ops e1000_ethtool_ops = { |
|
1967 .get_settings = e1000_get_settings, |
|
1968 .set_settings = e1000_set_settings, |
|
1969 .get_drvinfo = e1000_get_drvinfo, |
|
1970 .get_regs_len = e1000_get_regs_len, |
|
1971 .get_regs = e1000_get_regs, |
|
1972 .get_wol = e1000_get_wol, |
|
1973 .set_wol = e1000_set_wol, |
|
1974 .get_msglevel = e1000_get_msglevel, |
|
1975 .set_msglevel = e1000_set_msglevel, |
|
1976 .nway_reset = e1000_nway_reset, |
|
1977 .get_link = ethtool_op_get_link, |
|
1978 .get_eeprom_len = e1000_get_eeprom_len, |
|
1979 .get_eeprom = e1000_get_eeprom, |
|
1980 .set_eeprom = e1000_set_eeprom, |
|
1981 .get_ringparam = e1000_get_ringparam, |
|
1982 .set_ringparam = e1000_set_ringparam, |
|
1983 .get_pauseparam = e1000_get_pauseparam, |
|
1984 .set_pauseparam = e1000_set_pauseparam, |
|
1985 .get_rx_csum = e1000_get_rx_csum, |
|
1986 .set_rx_csum = e1000_set_rx_csum, |
|
1987 .get_tx_csum = e1000_get_tx_csum, |
|
1988 .set_tx_csum = e1000_set_tx_csum, |
|
1989 .set_sg = ethtool_op_set_sg, |
|
1990 .set_tso = e1000_set_tso, |
|
1991 .self_test = e1000_diag_test, |
|
1992 .get_strings = e1000_get_strings, |
|
1993 .phys_id = e1000_phys_id, |
|
1994 .get_ethtool_stats = e1000_get_ethtool_stats, |
|
1995 .get_sset_count = e1000_get_sset_count, |
|
1996 }; |
|
1997 |
|
1998 void e1000_set_ethtool_ops(struct net_device *netdev) |
|
1999 { |
|
2000 SET_ETHTOOL_OPS(netdev, &e1000_ethtool_ops); |
|
2001 } |