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1 /* Intel(R) Gigabit Ethernet Linux driver |
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2 * Copyright(c) 2007-2014 Intel Corporation. |
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3 * |
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4 * This program is free software; you can redistribute it and/or modify it |
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5 * under the terms and conditions of the GNU General Public License, |
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6 * version 2, as published by the Free Software Foundation. |
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7 * |
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8 * This program is distributed in the hope it will be useful, but WITHOUT |
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9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
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11 * more details. |
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12 * |
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13 * You should have received a copy of the GNU General Public License along with |
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14 * this program; if not, see <http://www.gnu.org/licenses/>. |
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15 * |
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16 * The full GNU General Public License is included in this distribution in |
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17 * the file called "COPYING". |
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18 * |
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19 * Contact Information: |
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20 * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> |
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21 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
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22 */ |
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23 |
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24 /* ethtool support for igb */ |
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25 |
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26 #include <linux/vmalloc.h> |
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27 #include <linux/netdevice.h> |
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28 #include <linux/pci.h> |
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29 #include <linux/delay.h> |
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30 #include <linux/interrupt.h> |
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31 #include <linux/if_ether.h> |
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32 #include <linux/ethtool.h> |
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33 #include <linux/sched.h> |
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34 #include <linux/slab.h> |
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35 #include <linux/pm_runtime.h> |
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36 #include <linux/highmem.h> |
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37 #include <linux/mdio.h> |
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38 |
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39 #include "igb-3.18-ethercat.h" |
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40 |
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41 struct igb_stats { |
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42 char stat_string[ETH_GSTRING_LEN]; |
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43 int sizeof_stat; |
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44 int stat_offset; |
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45 }; |
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46 |
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47 #define IGB_STAT(_name, _stat) { \ |
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48 .stat_string = _name, \ |
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49 .sizeof_stat = FIELD_SIZEOF(struct igb_adapter, _stat), \ |
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50 .stat_offset = offsetof(struct igb_adapter, _stat) \ |
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51 } |
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52 static const struct igb_stats igb_gstrings_stats[] = { |
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53 IGB_STAT("rx_packets", stats.gprc), |
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54 IGB_STAT("tx_packets", stats.gptc), |
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55 IGB_STAT("rx_bytes", stats.gorc), |
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56 IGB_STAT("tx_bytes", stats.gotc), |
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57 IGB_STAT("rx_broadcast", stats.bprc), |
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58 IGB_STAT("tx_broadcast", stats.bptc), |
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59 IGB_STAT("rx_multicast", stats.mprc), |
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60 IGB_STAT("tx_multicast", stats.mptc), |
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61 IGB_STAT("multicast", stats.mprc), |
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62 IGB_STAT("collisions", stats.colc), |
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63 IGB_STAT("rx_crc_errors", stats.crcerrs), |
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64 IGB_STAT("rx_no_buffer_count", stats.rnbc), |
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65 IGB_STAT("rx_missed_errors", stats.mpc), |
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66 IGB_STAT("tx_aborted_errors", stats.ecol), |
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67 IGB_STAT("tx_carrier_errors", stats.tncrs), |
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68 IGB_STAT("tx_window_errors", stats.latecol), |
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69 IGB_STAT("tx_abort_late_coll", stats.latecol), |
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70 IGB_STAT("tx_deferred_ok", stats.dc), |
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71 IGB_STAT("tx_single_coll_ok", stats.scc), |
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72 IGB_STAT("tx_multi_coll_ok", stats.mcc), |
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73 IGB_STAT("tx_timeout_count", tx_timeout_count), |
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74 IGB_STAT("rx_long_length_errors", stats.roc), |
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75 IGB_STAT("rx_short_length_errors", stats.ruc), |
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76 IGB_STAT("rx_align_errors", stats.algnerrc), |
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77 IGB_STAT("tx_tcp_seg_good", stats.tsctc), |
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78 IGB_STAT("tx_tcp_seg_failed", stats.tsctfc), |
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79 IGB_STAT("rx_flow_control_xon", stats.xonrxc), |
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80 IGB_STAT("rx_flow_control_xoff", stats.xoffrxc), |
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81 IGB_STAT("tx_flow_control_xon", stats.xontxc), |
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82 IGB_STAT("tx_flow_control_xoff", stats.xofftxc), |
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83 IGB_STAT("rx_long_byte_count", stats.gorc), |
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84 IGB_STAT("tx_dma_out_of_sync", stats.doosync), |
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85 IGB_STAT("tx_smbus", stats.mgptc), |
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86 IGB_STAT("rx_smbus", stats.mgprc), |
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87 IGB_STAT("dropped_smbus", stats.mgpdc), |
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88 IGB_STAT("os2bmc_rx_by_bmc", stats.o2bgptc), |
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89 IGB_STAT("os2bmc_tx_by_bmc", stats.b2ospc), |
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90 IGB_STAT("os2bmc_tx_by_host", stats.o2bspc), |
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91 IGB_STAT("os2bmc_rx_by_host", stats.b2ogprc), |
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92 IGB_STAT("tx_hwtstamp_timeouts", tx_hwtstamp_timeouts), |
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93 IGB_STAT("rx_hwtstamp_cleared", rx_hwtstamp_cleared), |
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94 }; |
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95 |
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96 #define IGB_NETDEV_STAT(_net_stat) { \ |
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97 .stat_string = __stringify(_net_stat), \ |
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98 .sizeof_stat = FIELD_SIZEOF(struct rtnl_link_stats64, _net_stat), \ |
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99 .stat_offset = offsetof(struct rtnl_link_stats64, _net_stat) \ |
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100 } |
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101 static const struct igb_stats igb_gstrings_net_stats[] = { |
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102 IGB_NETDEV_STAT(rx_errors), |
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103 IGB_NETDEV_STAT(tx_errors), |
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104 IGB_NETDEV_STAT(tx_dropped), |
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105 IGB_NETDEV_STAT(rx_length_errors), |
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106 IGB_NETDEV_STAT(rx_over_errors), |
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107 IGB_NETDEV_STAT(rx_frame_errors), |
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108 IGB_NETDEV_STAT(rx_fifo_errors), |
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109 IGB_NETDEV_STAT(tx_fifo_errors), |
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110 IGB_NETDEV_STAT(tx_heartbeat_errors) |
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111 }; |
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112 |
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113 #define IGB_GLOBAL_STATS_LEN \ |
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114 (sizeof(igb_gstrings_stats) / sizeof(struct igb_stats)) |
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115 #define IGB_NETDEV_STATS_LEN \ |
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116 (sizeof(igb_gstrings_net_stats) / sizeof(struct igb_stats)) |
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117 #define IGB_RX_QUEUE_STATS_LEN \ |
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118 (sizeof(struct igb_rx_queue_stats) / sizeof(u64)) |
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119 |
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120 #define IGB_TX_QUEUE_STATS_LEN 3 /* packets, bytes, restart_queue */ |
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121 |
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122 #define IGB_QUEUE_STATS_LEN \ |
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123 ((((struct igb_adapter *)netdev_priv(netdev))->num_rx_queues * \ |
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124 IGB_RX_QUEUE_STATS_LEN) + \ |
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125 (((struct igb_adapter *)netdev_priv(netdev))->num_tx_queues * \ |
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126 IGB_TX_QUEUE_STATS_LEN)) |
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127 #define IGB_STATS_LEN \ |
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128 (IGB_GLOBAL_STATS_LEN + IGB_NETDEV_STATS_LEN + IGB_QUEUE_STATS_LEN) |
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129 |
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130 static const char igb_gstrings_test[][ETH_GSTRING_LEN] = { |
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131 "Register test (offline)", "Eeprom test (offline)", |
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132 "Interrupt test (offline)", "Loopback test (offline)", |
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133 "Link test (on/offline)" |
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134 }; |
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135 #define IGB_TEST_LEN (sizeof(igb_gstrings_test) / ETH_GSTRING_LEN) |
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136 |
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137 static int igb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) |
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138 { |
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139 struct igb_adapter *adapter = netdev_priv(netdev); |
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140 struct e1000_hw *hw = &adapter->hw; |
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141 struct e1000_dev_spec_82575 *dev_spec = &hw->dev_spec._82575; |
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142 struct e1000_sfp_flags *eth_flags = &dev_spec->eth_flags; |
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143 u32 status; |
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144 u32 speed; |
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145 |
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146 status = rd32(E1000_STATUS); |
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147 if (hw->phy.media_type == e1000_media_type_copper) { |
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148 |
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149 ecmd->supported = (SUPPORTED_10baseT_Half | |
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150 SUPPORTED_10baseT_Full | |
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151 SUPPORTED_100baseT_Half | |
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152 SUPPORTED_100baseT_Full | |
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153 SUPPORTED_1000baseT_Full| |
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154 SUPPORTED_Autoneg | |
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155 SUPPORTED_TP | |
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156 SUPPORTED_Pause); |
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157 ecmd->advertising = ADVERTISED_TP; |
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158 |
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159 if (hw->mac.autoneg == 1) { |
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160 ecmd->advertising |= ADVERTISED_Autoneg; |
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161 /* the e1000 autoneg seems to match ethtool nicely */ |
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162 ecmd->advertising |= hw->phy.autoneg_advertised; |
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163 } |
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164 |
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165 ecmd->port = PORT_TP; |
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166 ecmd->phy_address = hw->phy.addr; |
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167 ecmd->transceiver = XCVR_INTERNAL; |
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168 } else { |
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169 ecmd->supported = (SUPPORTED_FIBRE | |
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170 SUPPORTED_1000baseKX_Full | |
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171 SUPPORTED_Autoneg | |
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172 SUPPORTED_Pause); |
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173 ecmd->advertising = (ADVERTISED_FIBRE | |
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174 ADVERTISED_1000baseKX_Full); |
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175 if (hw->mac.type == e1000_i354) { |
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176 if ((hw->device_id == |
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177 E1000_DEV_ID_I354_BACKPLANE_2_5GBPS) && |
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178 !(status & E1000_STATUS_2P5_SKU_OVER)) { |
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179 ecmd->supported |= SUPPORTED_2500baseX_Full; |
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180 ecmd->supported &= |
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181 ~SUPPORTED_1000baseKX_Full; |
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182 ecmd->advertising |= ADVERTISED_2500baseX_Full; |
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183 ecmd->advertising &= |
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184 ~ADVERTISED_1000baseKX_Full; |
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185 } |
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186 } |
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187 if (eth_flags->e100_base_fx) { |
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188 ecmd->supported |= SUPPORTED_100baseT_Full; |
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189 ecmd->advertising |= ADVERTISED_100baseT_Full; |
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190 } |
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191 if (hw->mac.autoneg == 1) |
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192 ecmd->advertising |= ADVERTISED_Autoneg; |
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193 |
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194 ecmd->port = PORT_FIBRE; |
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195 ecmd->transceiver = XCVR_EXTERNAL; |
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196 } |
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197 if (hw->mac.autoneg != 1) |
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198 ecmd->advertising &= ~(ADVERTISED_Pause | |
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199 ADVERTISED_Asym_Pause); |
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200 |
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201 switch (hw->fc.requested_mode) { |
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202 case e1000_fc_full: |
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203 ecmd->advertising |= ADVERTISED_Pause; |
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204 break; |
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205 case e1000_fc_rx_pause: |
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206 ecmd->advertising |= (ADVERTISED_Pause | |
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207 ADVERTISED_Asym_Pause); |
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208 break; |
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209 case e1000_fc_tx_pause: |
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210 ecmd->advertising |= ADVERTISED_Asym_Pause; |
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211 break; |
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212 default: |
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213 ecmd->advertising &= ~(ADVERTISED_Pause | |
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214 ADVERTISED_Asym_Pause); |
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215 } |
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216 if (status & E1000_STATUS_LU) { |
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217 if ((status & E1000_STATUS_2P5_SKU) && |
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218 !(status & E1000_STATUS_2P5_SKU_OVER)) { |
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219 speed = SPEED_2500; |
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220 } else if (status & E1000_STATUS_SPEED_1000) { |
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221 speed = SPEED_1000; |
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222 } else if (status & E1000_STATUS_SPEED_100) { |
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223 speed = SPEED_100; |
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224 } else { |
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225 speed = SPEED_10; |
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226 } |
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227 if ((status & E1000_STATUS_FD) || |
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228 hw->phy.media_type != e1000_media_type_copper) |
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229 ecmd->duplex = DUPLEX_FULL; |
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230 else |
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231 ecmd->duplex = DUPLEX_HALF; |
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232 } else { |
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233 speed = SPEED_UNKNOWN; |
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234 ecmd->duplex = DUPLEX_UNKNOWN; |
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235 } |
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236 ethtool_cmd_speed_set(ecmd, speed); |
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237 if ((hw->phy.media_type == e1000_media_type_fiber) || |
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238 hw->mac.autoneg) |
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239 ecmd->autoneg = AUTONEG_ENABLE; |
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240 else |
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241 ecmd->autoneg = AUTONEG_DISABLE; |
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242 |
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243 /* MDI-X => 2; MDI =>1; Invalid =>0 */ |
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244 if (hw->phy.media_type == e1000_media_type_copper) |
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245 ecmd->eth_tp_mdix = hw->phy.is_mdix ? ETH_TP_MDI_X : |
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246 ETH_TP_MDI; |
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247 else |
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248 ecmd->eth_tp_mdix = ETH_TP_MDI_INVALID; |
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249 |
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250 if (hw->phy.mdix == AUTO_ALL_MODES) |
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251 ecmd->eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO; |
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252 else |
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253 ecmd->eth_tp_mdix_ctrl = hw->phy.mdix; |
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254 |
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255 return 0; |
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256 } |
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257 |
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258 static int igb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) |
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259 { |
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260 struct igb_adapter *adapter = netdev_priv(netdev); |
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261 struct e1000_hw *hw = &adapter->hw; |
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262 |
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263 /* When SoL/IDER sessions are active, autoneg/speed/duplex |
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264 * cannot be changed |
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265 */ |
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266 if (igb_check_reset_block(hw)) { |
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267 dev_err(&adapter->pdev->dev, |
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268 "Cannot change link characteristics when SoL/IDER is active.\n"); |
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269 return -EINVAL; |
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270 } |
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271 |
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272 /* MDI setting is only allowed when autoneg enabled because |
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273 * some hardware doesn't allow MDI setting when speed or |
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274 * duplex is forced. |
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275 */ |
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276 if (ecmd->eth_tp_mdix_ctrl) { |
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277 if (hw->phy.media_type != e1000_media_type_copper) |
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278 return -EOPNOTSUPP; |
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279 |
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280 if ((ecmd->eth_tp_mdix_ctrl != ETH_TP_MDI_AUTO) && |
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281 (ecmd->autoneg != AUTONEG_ENABLE)) { |
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282 dev_err(&adapter->pdev->dev, "forcing MDI/MDI-X state is not supported when link speed and/or duplex are forced\n"); |
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283 return -EINVAL; |
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284 } |
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285 } |
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286 |
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287 while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) |
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288 usleep_range(1000, 2000); |
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289 |
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290 if (ecmd->autoneg == AUTONEG_ENABLE) { |
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291 hw->mac.autoneg = 1; |
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292 if (hw->phy.media_type == e1000_media_type_fiber) { |
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293 hw->phy.autoneg_advertised = ecmd->advertising | |
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294 ADVERTISED_FIBRE | |
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295 ADVERTISED_Autoneg; |
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296 switch (adapter->link_speed) { |
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297 case SPEED_2500: |
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298 hw->phy.autoneg_advertised = |
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299 ADVERTISED_2500baseX_Full; |
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300 break; |
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301 case SPEED_1000: |
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302 hw->phy.autoneg_advertised = |
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303 ADVERTISED_1000baseT_Full; |
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304 break; |
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305 case SPEED_100: |
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306 hw->phy.autoneg_advertised = |
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307 ADVERTISED_100baseT_Full; |
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308 break; |
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309 default: |
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310 break; |
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311 } |
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312 } else { |
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313 hw->phy.autoneg_advertised = ecmd->advertising | |
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314 ADVERTISED_TP | |
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315 ADVERTISED_Autoneg; |
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316 } |
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317 ecmd->advertising = hw->phy.autoneg_advertised; |
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318 if (adapter->fc_autoneg) |
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319 hw->fc.requested_mode = e1000_fc_default; |
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320 } else { |
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321 u32 speed = ethtool_cmd_speed(ecmd); |
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322 /* calling this overrides forced MDI setting */ |
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323 if (igb_set_spd_dplx(adapter, speed, ecmd->duplex)) { |
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324 clear_bit(__IGB_RESETTING, &adapter->state); |
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325 return -EINVAL; |
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326 } |
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327 } |
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328 |
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329 /* MDI-X => 2; MDI => 1; Auto => 3 */ |
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330 if (ecmd->eth_tp_mdix_ctrl) { |
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331 /* fix up the value for auto (3 => 0) as zero is mapped |
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332 * internally to auto |
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333 */ |
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334 if (ecmd->eth_tp_mdix_ctrl == ETH_TP_MDI_AUTO) |
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335 hw->phy.mdix = AUTO_ALL_MODES; |
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336 else |
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337 hw->phy.mdix = ecmd->eth_tp_mdix_ctrl; |
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338 } |
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339 |
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340 /* reset the link */ |
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341 if (netif_running(adapter->netdev)) { |
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342 igb_down(adapter); |
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343 igb_up(adapter); |
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344 } else |
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345 igb_reset(adapter); |
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346 |
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347 clear_bit(__IGB_RESETTING, &adapter->state); |
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348 return 0; |
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349 } |
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350 |
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351 static u32 igb_get_link(struct net_device *netdev) |
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352 { |
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353 struct igb_adapter *adapter = netdev_priv(netdev); |
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354 struct e1000_mac_info *mac = &adapter->hw.mac; |
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355 |
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356 /* If the link is not reported up to netdev, interrupts are disabled, |
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357 * and so the physical link state may have changed since we last |
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358 * looked. Set get_link_status to make sure that the true link |
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359 * state is interrogated, rather than pulling a cached and possibly |
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360 * stale link state from the driver. |
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361 */ |
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362 if (!netif_carrier_ok(netdev)) |
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363 mac->get_link_status = 1; |
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364 |
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365 return igb_has_link(adapter); |
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366 } |
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367 |
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368 static void igb_get_pauseparam(struct net_device *netdev, |
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369 struct ethtool_pauseparam *pause) |
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370 { |
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371 struct igb_adapter *adapter = netdev_priv(netdev); |
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372 struct e1000_hw *hw = &adapter->hw; |
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373 |
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374 pause->autoneg = |
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375 (adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE); |
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376 |
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377 if (hw->fc.current_mode == e1000_fc_rx_pause) |
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378 pause->rx_pause = 1; |
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379 else if (hw->fc.current_mode == e1000_fc_tx_pause) |
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380 pause->tx_pause = 1; |
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381 else if (hw->fc.current_mode == e1000_fc_full) { |
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382 pause->rx_pause = 1; |
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383 pause->tx_pause = 1; |
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384 } |
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385 } |
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386 |
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387 static int igb_set_pauseparam(struct net_device *netdev, |
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388 struct ethtool_pauseparam *pause) |
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389 { |
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390 struct igb_adapter *adapter = netdev_priv(netdev); |
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391 struct e1000_hw *hw = &adapter->hw; |
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392 int retval = 0; |
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393 |
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394 /* 100basefx does not support setting link flow control */ |
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395 if (hw->dev_spec._82575.eth_flags.e100_base_fx) |
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396 return -EINVAL; |
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397 |
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398 adapter->fc_autoneg = pause->autoneg; |
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399 |
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400 while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) |
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401 usleep_range(1000, 2000); |
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402 |
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403 if (adapter->fc_autoneg == AUTONEG_ENABLE) { |
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404 hw->fc.requested_mode = e1000_fc_default; |
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405 if (netif_running(adapter->netdev)) { |
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406 igb_down(adapter); |
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407 igb_up(adapter); |
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408 } else { |
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409 igb_reset(adapter); |
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410 } |
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411 } else { |
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412 if (pause->rx_pause && pause->tx_pause) |
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413 hw->fc.requested_mode = e1000_fc_full; |
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414 else if (pause->rx_pause && !pause->tx_pause) |
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415 hw->fc.requested_mode = e1000_fc_rx_pause; |
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416 else if (!pause->rx_pause && pause->tx_pause) |
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417 hw->fc.requested_mode = e1000_fc_tx_pause; |
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418 else if (!pause->rx_pause && !pause->tx_pause) |
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419 hw->fc.requested_mode = e1000_fc_none; |
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420 |
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421 hw->fc.current_mode = hw->fc.requested_mode; |
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422 |
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423 retval = ((hw->phy.media_type == e1000_media_type_copper) ? |
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424 igb_force_mac_fc(hw) : igb_setup_link(hw)); |
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425 } |
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426 |
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427 clear_bit(__IGB_RESETTING, &adapter->state); |
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428 return retval; |
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429 } |
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430 |
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431 static u32 igb_get_msglevel(struct net_device *netdev) |
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432 { |
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433 struct igb_adapter *adapter = netdev_priv(netdev); |
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434 return adapter->msg_enable; |
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435 } |
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436 |
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437 static void igb_set_msglevel(struct net_device *netdev, u32 data) |
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438 { |
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439 struct igb_adapter *adapter = netdev_priv(netdev); |
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440 adapter->msg_enable = data; |
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441 } |
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442 |
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443 static int igb_get_regs_len(struct net_device *netdev) |
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444 { |
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445 #define IGB_REGS_LEN 739 |
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446 return IGB_REGS_LEN * sizeof(u32); |
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447 } |
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448 |
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449 static void igb_get_regs(struct net_device *netdev, |
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450 struct ethtool_regs *regs, void *p) |
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451 { |
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452 struct igb_adapter *adapter = netdev_priv(netdev); |
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453 struct e1000_hw *hw = &adapter->hw; |
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454 u32 *regs_buff = p; |
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455 u8 i; |
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456 |
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457 memset(p, 0, IGB_REGS_LEN * sizeof(u32)); |
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458 |
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459 regs->version = (1 << 24) | (hw->revision_id << 16) | hw->device_id; |
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460 |
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461 /* General Registers */ |
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462 regs_buff[0] = rd32(E1000_CTRL); |
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463 regs_buff[1] = rd32(E1000_STATUS); |
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464 regs_buff[2] = rd32(E1000_CTRL_EXT); |
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465 regs_buff[3] = rd32(E1000_MDIC); |
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466 regs_buff[4] = rd32(E1000_SCTL); |
|
467 regs_buff[5] = rd32(E1000_CONNSW); |
|
468 regs_buff[6] = rd32(E1000_VET); |
|
469 regs_buff[7] = rd32(E1000_LEDCTL); |
|
470 regs_buff[8] = rd32(E1000_PBA); |
|
471 regs_buff[9] = rd32(E1000_PBS); |
|
472 regs_buff[10] = rd32(E1000_FRTIMER); |
|
473 regs_buff[11] = rd32(E1000_TCPTIMER); |
|
474 |
|
475 /* NVM Register */ |
|
476 regs_buff[12] = rd32(E1000_EECD); |
|
477 |
|
478 /* Interrupt */ |
|
479 /* Reading EICS for EICR because they read the |
|
480 * same but EICS does not clear on read |
|
481 */ |
|
482 regs_buff[13] = rd32(E1000_EICS); |
|
483 regs_buff[14] = rd32(E1000_EICS); |
|
484 regs_buff[15] = rd32(E1000_EIMS); |
|
485 regs_buff[16] = rd32(E1000_EIMC); |
|
486 regs_buff[17] = rd32(E1000_EIAC); |
|
487 regs_buff[18] = rd32(E1000_EIAM); |
|
488 /* Reading ICS for ICR because they read the |
|
489 * same but ICS does not clear on read |
|
490 */ |
|
491 regs_buff[19] = rd32(E1000_ICS); |
|
492 regs_buff[20] = rd32(E1000_ICS); |
|
493 regs_buff[21] = rd32(E1000_IMS); |
|
494 regs_buff[22] = rd32(E1000_IMC); |
|
495 regs_buff[23] = rd32(E1000_IAC); |
|
496 regs_buff[24] = rd32(E1000_IAM); |
|
497 regs_buff[25] = rd32(E1000_IMIRVP); |
|
498 |
|
499 /* Flow Control */ |
|
500 regs_buff[26] = rd32(E1000_FCAL); |
|
501 regs_buff[27] = rd32(E1000_FCAH); |
|
502 regs_buff[28] = rd32(E1000_FCTTV); |
|
503 regs_buff[29] = rd32(E1000_FCRTL); |
|
504 regs_buff[30] = rd32(E1000_FCRTH); |
|
505 regs_buff[31] = rd32(E1000_FCRTV); |
|
506 |
|
507 /* Receive */ |
|
508 regs_buff[32] = rd32(E1000_RCTL); |
|
509 regs_buff[33] = rd32(E1000_RXCSUM); |
|
510 regs_buff[34] = rd32(E1000_RLPML); |
|
511 regs_buff[35] = rd32(E1000_RFCTL); |
|
512 regs_buff[36] = rd32(E1000_MRQC); |
|
513 regs_buff[37] = rd32(E1000_VT_CTL); |
|
514 |
|
515 /* Transmit */ |
|
516 regs_buff[38] = rd32(E1000_TCTL); |
|
517 regs_buff[39] = rd32(E1000_TCTL_EXT); |
|
518 regs_buff[40] = rd32(E1000_TIPG); |
|
519 regs_buff[41] = rd32(E1000_DTXCTL); |
|
520 |
|
521 /* Wake Up */ |
|
522 regs_buff[42] = rd32(E1000_WUC); |
|
523 regs_buff[43] = rd32(E1000_WUFC); |
|
524 regs_buff[44] = rd32(E1000_WUS); |
|
525 regs_buff[45] = rd32(E1000_IPAV); |
|
526 regs_buff[46] = rd32(E1000_WUPL); |
|
527 |
|
528 /* MAC */ |
|
529 regs_buff[47] = rd32(E1000_PCS_CFG0); |
|
530 regs_buff[48] = rd32(E1000_PCS_LCTL); |
|
531 regs_buff[49] = rd32(E1000_PCS_LSTAT); |
|
532 regs_buff[50] = rd32(E1000_PCS_ANADV); |
|
533 regs_buff[51] = rd32(E1000_PCS_LPAB); |
|
534 regs_buff[52] = rd32(E1000_PCS_NPTX); |
|
535 regs_buff[53] = rd32(E1000_PCS_LPABNP); |
|
536 |
|
537 /* Statistics */ |
|
538 regs_buff[54] = adapter->stats.crcerrs; |
|
539 regs_buff[55] = adapter->stats.algnerrc; |
|
540 regs_buff[56] = adapter->stats.symerrs; |
|
541 regs_buff[57] = adapter->stats.rxerrc; |
|
542 regs_buff[58] = adapter->stats.mpc; |
|
543 regs_buff[59] = adapter->stats.scc; |
|
544 regs_buff[60] = adapter->stats.ecol; |
|
545 regs_buff[61] = adapter->stats.mcc; |
|
546 regs_buff[62] = adapter->stats.latecol; |
|
547 regs_buff[63] = adapter->stats.colc; |
|
548 regs_buff[64] = adapter->stats.dc; |
|
549 regs_buff[65] = adapter->stats.tncrs; |
|
550 regs_buff[66] = adapter->stats.sec; |
|
551 regs_buff[67] = adapter->stats.htdpmc; |
|
552 regs_buff[68] = adapter->stats.rlec; |
|
553 regs_buff[69] = adapter->stats.xonrxc; |
|
554 regs_buff[70] = adapter->stats.xontxc; |
|
555 regs_buff[71] = adapter->stats.xoffrxc; |
|
556 regs_buff[72] = adapter->stats.xofftxc; |
|
557 regs_buff[73] = adapter->stats.fcruc; |
|
558 regs_buff[74] = adapter->stats.prc64; |
|
559 regs_buff[75] = adapter->stats.prc127; |
|
560 regs_buff[76] = adapter->stats.prc255; |
|
561 regs_buff[77] = adapter->stats.prc511; |
|
562 regs_buff[78] = adapter->stats.prc1023; |
|
563 regs_buff[79] = adapter->stats.prc1522; |
|
564 regs_buff[80] = adapter->stats.gprc; |
|
565 regs_buff[81] = adapter->stats.bprc; |
|
566 regs_buff[82] = adapter->stats.mprc; |
|
567 regs_buff[83] = adapter->stats.gptc; |
|
568 regs_buff[84] = adapter->stats.gorc; |
|
569 regs_buff[86] = adapter->stats.gotc; |
|
570 regs_buff[88] = adapter->stats.rnbc; |
|
571 regs_buff[89] = adapter->stats.ruc; |
|
572 regs_buff[90] = adapter->stats.rfc; |
|
573 regs_buff[91] = adapter->stats.roc; |
|
574 regs_buff[92] = adapter->stats.rjc; |
|
575 regs_buff[93] = adapter->stats.mgprc; |
|
576 regs_buff[94] = adapter->stats.mgpdc; |
|
577 regs_buff[95] = adapter->stats.mgptc; |
|
578 regs_buff[96] = adapter->stats.tor; |
|
579 regs_buff[98] = adapter->stats.tot; |
|
580 regs_buff[100] = adapter->stats.tpr; |
|
581 regs_buff[101] = adapter->stats.tpt; |
|
582 regs_buff[102] = adapter->stats.ptc64; |
|
583 regs_buff[103] = adapter->stats.ptc127; |
|
584 regs_buff[104] = adapter->stats.ptc255; |
|
585 regs_buff[105] = adapter->stats.ptc511; |
|
586 regs_buff[106] = adapter->stats.ptc1023; |
|
587 regs_buff[107] = adapter->stats.ptc1522; |
|
588 regs_buff[108] = adapter->stats.mptc; |
|
589 regs_buff[109] = adapter->stats.bptc; |
|
590 regs_buff[110] = adapter->stats.tsctc; |
|
591 regs_buff[111] = adapter->stats.iac; |
|
592 regs_buff[112] = adapter->stats.rpthc; |
|
593 regs_buff[113] = adapter->stats.hgptc; |
|
594 regs_buff[114] = adapter->stats.hgorc; |
|
595 regs_buff[116] = adapter->stats.hgotc; |
|
596 regs_buff[118] = adapter->stats.lenerrs; |
|
597 regs_buff[119] = adapter->stats.scvpc; |
|
598 regs_buff[120] = adapter->stats.hrmpc; |
|
599 |
|
600 for (i = 0; i < 4; i++) |
|
601 regs_buff[121 + i] = rd32(E1000_SRRCTL(i)); |
|
602 for (i = 0; i < 4; i++) |
|
603 regs_buff[125 + i] = rd32(E1000_PSRTYPE(i)); |
|
604 for (i = 0; i < 4; i++) |
|
605 regs_buff[129 + i] = rd32(E1000_RDBAL(i)); |
|
606 for (i = 0; i < 4; i++) |
|
607 regs_buff[133 + i] = rd32(E1000_RDBAH(i)); |
|
608 for (i = 0; i < 4; i++) |
|
609 regs_buff[137 + i] = rd32(E1000_RDLEN(i)); |
|
610 for (i = 0; i < 4; i++) |
|
611 regs_buff[141 + i] = rd32(E1000_RDH(i)); |
|
612 for (i = 0; i < 4; i++) |
|
613 regs_buff[145 + i] = rd32(E1000_RDT(i)); |
|
614 for (i = 0; i < 4; i++) |
|
615 regs_buff[149 + i] = rd32(E1000_RXDCTL(i)); |
|
616 |
|
617 for (i = 0; i < 10; i++) |
|
618 regs_buff[153 + i] = rd32(E1000_EITR(i)); |
|
619 for (i = 0; i < 8; i++) |
|
620 regs_buff[163 + i] = rd32(E1000_IMIR(i)); |
|
621 for (i = 0; i < 8; i++) |
|
622 regs_buff[171 + i] = rd32(E1000_IMIREXT(i)); |
|
623 for (i = 0; i < 16; i++) |
|
624 regs_buff[179 + i] = rd32(E1000_RAL(i)); |
|
625 for (i = 0; i < 16; i++) |
|
626 regs_buff[195 + i] = rd32(E1000_RAH(i)); |
|
627 |
|
628 for (i = 0; i < 4; i++) |
|
629 regs_buff[211 + i] = rd32(E1000_TDBAL(i)); |
|
630 for (i = 0; i < 4; i++) |
|
631 regs_buff[215 + i] = rd32(E1000_TDBAH(i)); |
|
632 for (i = 0; i < 4; i++) |
|
633 regs_buff[219 + i] = rd32(E1000_TDLEN(i)); |
|
634 for (i = 0; i < 4; i++) |
|
635 regs_buff[223 + i] = rd32(E1000_TDH(i)); |
|
636 for (i = 0; i < 4; i++) |
|
637 regs_buff[227 + i] = rd32(E1000_TDT(i)); |
|
638 for (i = 0; i < 4; i++) |
|
639 regs_buff[231 + i] = rd32(E1000_TXDCTL(i)); |
|
640 for (i = 0; i < 4; i++) |
|
641 regs_buff[235 + i] = rd32(E1000_TDWBAL(i)); |
|
642 for (i = 0; i < 4; i++) |
|
643 regs_buff[239 + i] = rd32(E1000_TDWBAH(i)); |
|
644 for (i = 0; i < 4; i++) |
|
645 regs_buff[243 + i] = rd32(E1000_DCA_TXCTRL(i)); |
|
646 |
|
647 for (i = 0; i < 4; i++) |
|
648 regs_buff[247 + i] = rd32(E1000_IP4AT_REG(i)); |
|
649 for (i = 0; i < 4; i++) |
|
650 regs_buff[251 + i] = rd32(E1000_IP6AT_REG(i)); |
|
651 for (i = 0; i < 32; i++) |
|
652 regs_buff[255 + i] = rd32(E1000_WUPM_REG(i)); |
|
653 for (i = 0; i < 128; i++) |
|
654 regs_buff[287 + i] = rd32(E1000_FFMT_REG(i)); |
|
655 for (i = 0; i < 128; i++) |
|
656 regs_buff[415 + i] = rd32(E1000_FFVT_REG(i)); |
|
657 for (i = 0; i < 4; i++) |
|
658 regs_buff[543 + i] = rd32(E1000_FFLT_REG(i)); |
|
659 |
|
660 regs_buff[547] = rd32(E1000_TDFH); |
|
661 regs_buff[548] = rd32(E1000_TDFT); |
|
662 regs_buff[549] = rd32(E1000_TDFHS); |
|
663 regs_buff[550] = rd32(E1000_TDFPC); |
|
664 |
|
665 if (hw->mac.type > e1000_82580) { |
|
666 regs_buff[551] = adapter->stats.o2bgptc; |
|
667 regs_buff[552] = adapter->stats.b2ospc; |
|
668 regs_buff[553] = adapter->stats.o2bspc; |
|
669 regs_buff[554] = adapter->stats.b2ogprc; |
|
670 } |
|
671 |
|
672 if (hw->mac.type != e1000_82576) |
|
673 return; |
|
674 for (i = 0; i < 12; i++) |
|
675 regs_buff[555 + i] = rd32(E1000_SRRCTL(i + 4)); |
|
676 for (i = 0; i < 4; i++) |
|
677 regs_buff[567 + i] = rd32(E1000_PSRTYPE(i + 4)); |
|
678 for (i = 0; i < 12; i++) |
|
679 regs_buff[571 + i] = rd32(E1000_RDBAL(i + 4)); |
|
680 for (i = 0; i < 12; i++) |
|
681 regs_buff[583 + i] = rd32(E1000_RDBAH(i + 4)); |
|
682 for (i = 0; i < 12; i++) |
|
683 regs_buff[595 + i] = rd32(E1000_RDLEN(i + 4)); |
|
684 for (i = 0; i < 12; i++) |
|
685 regs_buff[607 + i] = rd32(E1000_RDH(i + 4)); |
|
686 for (i = 0; i < 12; i++) |
|
687 regs_buff[619 + i] = rd32(E1000_RDT(i + 4)); |
|
688 for (i = 0; i < 12; i++) |
|
689 regs_buff[631 + i] = rd32(E1000_RXDCTL(i + 4)); |
|
690 |
|
691 for (i = 0; i < 12; i++) |
|
692 regs_buff[643 + i] = rd32(E1000_TDBAL(i + 4)); |
|
693 for (i = 0; i < 12; i++) |
|
694 regs_buff[655 + i] = rd32(E1000_TDBAH(i + 4)); |
|
695 for (i = 0; i < 12; i++) |
|
696 regs_buff[667 + i] = rd32(E1000_TDLEN(i + 4)); |
|
697 for (i = 0; i < 12; i++) |
|
698 regs_buff[679 + i] = rd32(E1000_TDH(i + 4)); |
|
699 for (i = 0; i < 12; i++) |
|
700 regs_buff[691 + i] = rd32(E1000_TDT(i + 4)); |
|
701 for (i = 0; i < 12; i++) |
|
702 regs_buff[703 + i] = rd32(E1000_TXDCTL(i + 4)); |
|
703 for (i = 0; i < 12; i++) |
|
704 regs_buff[715 + i] = rd32(E1000_TDWBAL(i + 4)); |
|
705 for (i = 0; i < 12; i++) |
|
706 regs_buff[727 + i] = rd32(E1000_TDWBAH(i + 4)); |
|
707 } |
|
708 |
|
709 static int igb_get_eeprom_len(struct net_device *netdev) |
|
710 { |
|
711 struct igb_adapter *adapter = netdev_priv(netdev); |
|
712 return adapter->hw.nvm.word_size * 2; |
|
713 } |
|
714 |
|
715 static int igb_get_eeprom(struct net_device *netdev, |
|
716 struct ethtool_eeprom *eeprom, u8 *bytes) |
|
717 { |
|
718 struct igb_adapter *adapter = netdev_priv(netdev); |
|
719 struct e1000_hw *hw = &adapter->hw; |
|
720 u16 *eeprom_buff; |
|
721 int first_word, last_word; |
|
722 int ret_val = 0; |
|
723 u16 i; |
|
724 |
|
725 if (eeprom->len == 0) |
|
726 return -EINVAL; |
|
727 |
|
728 eeprom->magic = hw->vendor_id | (hw->device_id << 16); |
|
729 |
|
730 first_word = eeprom->offset >> 1; |
|
731 last_word = (eeprom->offset + eeprom->len - 1) >> 1; |
|
732 |
|
733 eeprom_buff = kmalloc(sizeof(u16) * |
|
734 (last_word - first_word + 1), GFP_KERNEL); |
|
735 if (!eeprom_buff) |
|
736 return -ENOMEM; |
|
737 |
|
738 if (hw->nvm.type == e1000_nvm_eeprom_spi) |
|
739 ret_val = hw->nvm.ops.read(hw, first_word, |
|
740 last_word - first_word + 1, |
|
741 eeprom_buff); |
|
742 else { |
|
743 for (i = 0; i < last_word - first_word + 1; i++) { |
|
744 ret_val = hw->nvm.ops.read(hw, first_word + i, 1, |
|
745 &eeprom_buff[i]); |
|
746 if (ret_val) |
|
747 break; |
|
748 } |
|
749 } |
|
750 |
|
751 /* Device's eeprom is always little-endian, word addressable */ |
|
752 for (i = 0; i < last_word - first_word + 1; i++) |
|
753 le16_to_cpus(&eeprom_buff[i]); |
|
754 |
|
755 memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), |
|
756 eeprom->len); |
|
757 kfree(eeprom_buff); |
|
758 |
|
759 return ret_val; |
|
760 } |
|
761 |
|
762 static int igb_set_eeprom(struct net_device *netdev, |
|
763 struct ethtool_eeprom *eeprom, u8 *bytes) |
|
764 { |
|
765 struct igb_adapter *adapter = netdev_priv(netdev); |
|
766 struct e1000_hw *hw = &adapter->hw; |
|
767 u16 *eeprom_buff; |
|
768 void *ptr; |
|
769 int max_len, first_word, last_word, ret_val = 0; |
|
770 u16 i; |
|
771 |
|
772 if (eeprom->len == 0) |
|
773 return -EOPNOTSUPP; |
|
774 |
|
775 if ((hw->mac.type >= e1000_i210) && |
|
776 !igb_get_flash_presence_i210(hw)) { |
|
777 return -EOPNOTSUPP; |
|
778 } |
|
779 |
|
780 if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16))) |
|
781 return -EFAULT; |
|
782 |
|
783 max_len = hw->nvm.word_size * 2; |
|
784 |
|
785 first_word = eeprom->offset >> 1; |
|
786 last_word = (eeprom->offset + eeprom->len - 1) >> 1; |
|
787 eeprom_buff = kmalloc(max_len, GFP_KERNEL); |
|
788 if (!eeprom_buff) |
|
789 return -ENOMEM; |
|
790 |
|
791 ptr = (void *)eeprom_buff; |
|
792 |
|
793 if (eeprom->offset & 1) { |
|
794 /* need read/modify/write of first changed EEPROM word |
|
795 * only the second byte of the word is being modified |
|
796 */ |
|
797 ret_val = hw->nvm.ops.read(hw, first_word, 1, |
|
798 &eeprom_buff[0]); |
|
799 ptr++; |
|
800 } |
|
801 if (((eeprom->offset + eeprom->len) & 1) && (ret_val == 0)) { |
|
802 /* need read/modify/write of last changed EEPROM word |
|
803 * only the first byte of the word is being modified |
|
804 */ |
|
805 ret_val = hw->nvm.ops.read(hw, last_word, 1, |
|
806 &eeprom_buff[last_word - first_word]); |
|
807 } |
|
808 |
|
809 /* Device's eeprom is always little-endian, word addressable */ |
|
810 for (i = 0; i < last_word - first_word + 1; i++) |
|
811 le16_to_cpus(&eeprom_buff[i]); |
|
812 |
|
813 memcpy(ptr, bytes, eeprom->len); |
|
814 |
|
815 for (i = 0; i < last_word - first_word + 1; i++) |
|
816 eeprom_buff[i] = cpu_to_le16(eeprom_buff[i]); |
|
817 |
|
818 ret_val = hw->nvm.ops.write(hw, first_word, |
|
819 last_word - first_word + 1, eeprom_buff); |
|
820 |
|
821 /* Update the checksum if nvm write succeeded */ |
|
822 if (ret_val == 0) |
|
823 hw->nvm.ops.update(hw); |
|
824 |
|
825 igb_set_fw_version(adapter); |
|
826 kfree(eeprom_buff); |
|
827 return ret_val; |
|
828 } |
|
829 |
|
830 static void igb_get_drvinfo(struct net_device *netdev, |
|
831 struct ethtool_drvinfo *drvinfo) |
|
832 { |
|
833 struct igb_adapter *adapter = netdev_priv(netdev); |
|
834 |
|
835 strlcpy(drvinfo->driver, igb_driver_name, sizeof(drvinfo->driver)); |
|
836 strlcpy(drvinfo->version, igb_driver_version, sizeof(drvinfo->version)); |
|
837 |
|
838 /* EEPROM image version # is reported as firmware version # for |
|
839 * 82575 controllers |
|
840 */ |
|
841 strlcpy(drvinfo->fw_version, adapter->fw_version, |
|
842 sizeof(drvinfo->fw_version)); |
|
843 strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), |
|
844 sizeof(drvinfo->bus_info)); |
|
845 drvinfo->n_stats = IGB_STATS_LEN; |
|
846 drvinfo->testinfo_len = IGB_TEST_LEN; |
|
847 drvinfo->regdump_len = igb_get_regs_len(netdev); |
|
848 drvinfo->eedump_len = igb_get_eeprom_len(netdev); |
|
849 } |
|
850 |
|
851 static void igb_get_ringparam(struct net_device *netdev, |
|
852 struct ethtool_ringparam *ring) |
|
853 { |
|
854 struct igb_adapter *adapter = netdev_priv(netdev); |
|
855 |
|
856 ring->rx_max_pending = IGB_MAX_RXD; |
|
857 ring->tx_max_pending = IGB_MAX_TXD; |
|
858 ring->rx_pending = adapter->rx_ring_count; |
|
859 ring->tx_pending = adapter->tx_ring_count; |
|
860 } |
|
861 |
|
862 static int igb_set_ringparam(struct net_device *netdev, |
|
863 struct ethtool_ringparam *ring) |
|
864 { |
|
865 struct igb_adapter *adapter = netdev_priv(netdev); |
|
866 struct igb_ring *temp_ring; |
|
867 int i, err = 0; |
|
868 u16 new_rx_count, new_tx_count; |
|
869 |
|
870 if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) |
|
871 return -EINVAL; |
|
872 |
|
873 new_rx_count = min_t(u32, ring->rx_pending, IGB_MAX_RXD); |
|
874 new_rx_count = max_t(u16, new_rx_count, IGB_MIN_RXD); |
|
875 new_rx_count = ALIGN(new_rx_count, REQ_RX_DESCRIPTOR_MULTIPLE); |
|
876 |
|
877 new_tx_count = min_t(u32, ring->tx_pending, IGB_MAX_TXD); |
|
878 new_tx_count = max_t(u16, new_tx_count, IGB_MIN_TXD); |
|
879 new_tx_count = ALIGN(new_tx_count, REQ_TX_DESCRIPTOR_MULTIPLE); |
|
880 |
|
881 if ((new_tx_count == adapter->tx_ring_count) && |
|
882 (new_rx_count == adapter->rx_ring_count)) { |
|
883 /* nothing to do */ |
|
884 return 0; |
|
885 } |
|
886 |
|
887 while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) |
|
888 usleep_range(1000, 2000); |
|
889 |
|
890 if (!netif_running(adapter->netdev)) { |
|
891 for (i = 0; i < adapter->num_tx_queues; i++) |
|
892 adapter->tx_ring[i]->count = new_tx_count; |
|
893 for (i = 0; i < adapter->num_rx_queues; i++) |
|
894 adapter->rx_ring[i]->count = new_rx_count; |
|
895 adapter->tx_ring_count = new_tx_count; |
|
896 adapter->rx_ring_count = new_rx_count; |
|
897 goto clear_reset; |
|
898 } |
|
899 |
|
900 if (adapter->num_tx_queues > adapter->num_rx_queues) |
|
901 temp_ring = vmalloc(adapter->num_tx_queues * |
|
902 sizeof(struct igb_ring)); |
|
903 else |
|
904 temp_ring = vmalloc(adapter->num_rx_queues * |
|
905 sizeof(struct igb_ring)); |
|
906 |
|
907 if (!temp_ring) { |
|
908 err = -ENOMEM; |
|
909 goto clear_reset; |
|
910 } |
|
911 |
|
912 igb_down(adapter); |
|
913 |
|
914 /* We can't just free everything and then setup again, |
|
915 * because the ISRs in MSI-X mode get passed pointers |
|
916 * to the Tx and Rx ring structs. |
|
917 */ |
|
918 if (new_tx_count != adapter->tx_ring_count) { |
|
919 for (i = 0; i < adapter->num_tx_queues; i++) { |
|
920 memcpy(&temp_ring[i], adapter->tx_ring[i], |
|
921 sizeof(struct igb_ring)); |
|
922 |
|
923 temp_ring[i].count = new_tx_count; |
|
924 err = igb_setup_tx_resources(&temp_ring[i]); |
|
925 if (err) { |
|
926 while (i) { |
|
927 i--; |
|
928 igb_free_tx_resources(&temp_ring[i]); |
|
929 } |
|
930 goto err_setup; |
|
931 } |
|
932 } |
|
933 |
|
934 for (i = 0; i < adapter->num_tx_queues; i++) { |
|
935 igb_free_tx_resources(adapter->tx_ring[i]); |
|
936 |
|
937 memcpy(adapter->tx_ring[i], &temp_ring[i], |
|
938 sizeof(struct igb_ring)); |
|
939 } |
|
940 |
|
941 adapter->tx_ring_count = new_tx_count; |
|
942 } |
|
943 |
|
944 if (new_rx_count != adapter->rx_ring_count) { |
|
945 for (i = 0; i < adapter->num_rx_queues; i++) { |
|
946 memcpy(&temp_ring[i], adapter->rx_ring[i], |
|
947 sizeof(struct igb_ring)); |
|
948 |
|
949 temp_ring[i].count = new_rx_count; |
|
950 err = igb_setup_rx_resources(&temp_ring[i]); |
|
951 if (err) { |
|
952 while (i) { |
|
953 i--; |
|
954 igb_free_rx_resources(&temp_ring[i]); |
|
955 } |
|
956 goto err_setup; |
|
957 } |
|
958 |
|
959 } |
|
960 |
|
961 for (i = 0; i < adapter->num_rx_queues; i++) { |
|
962 igb_free_rx_resources(adapter->rx_ring[i]); |
|
963 |
|
964 memcpy(adapter->rx_ring[i], &temp_ring[i], |
|
965 sizeof(struct igb_ring)); |
|
966 } |
|
967 |
|
968 adapter->rx_ring_count = new_rx_count; |
|
969 } |
|
970 err_setup: |
|
971 igb_up(adapter); |
|
972 vfree(temp_ring); |
|
973 clear_reset: |
|
974 clear_bit(__IGB_RESETTING, &adapter->state); |
|
975 return err; |
|
976 } |
|
977 |
|
978 /* ethtool register test data */ |
|
979 struct igb_reg_test { |
|
980 u16 reg; |
|
981 u16 reg_offset; |
|
982 u16 array_len; |
|
983 u16 test_type; |
|
984 u32 mask; |
|
985 u32 write; |
|
986 }; |
|
987 |
|
988 /* In the hardware, registers are laid out either singly, in arrays |
|
989 * spaced 0x100 bytes apart, or in contiguous tables. We assume |
|
990 * most tests take place on arrays or single registers (handled |
|
991 * as a single-element array) and special-case the tables. |
|
992 * Table tests are always pattern tests. |
|
993 * |
|
994 * We also make provision for some required setup steps by specifying |
|
995 * registers to be written without any read-back testing. |
|
996 */ |
|
997 |
|
998 #define PATTERN_TEST 1 |
|
999 #define SET_READ_TEST 2 |
|
1000 #define WRITE_NO_TEST 3 |
|
1001 #define TABLE32_TEST 4 |
|
1002 #define TABLE64_TEST_LO 5 |
|
1003 #define TABLE64_TEST_HI 6 |
|
1004 |
|
1005 /* i210 reg test */ |
|
1006 static struct igb_reg_test reg_test_i210[] = { |
|
1007 { E1000_FCAL, 0x100, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1008 { E1000_FCAH, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, |
|
1009 { E1000_FCT, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, |
|
1010 { E1000_RDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
|
1011 { E1000_RDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1012 { E1000_RDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, |
|
1013 /* RDH is read-only for i210, only test RDT. */ |
|
1014 { E1000_RDT(0), 0x100, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
|
1015 { E1000_FCRTH, 0x100, 1, PATTERN_TEST, 0x0000FFF0, 0x0000FFF0 }, |
|
1016 { E1000_FCTTV, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
|
1017 { E1000_TIPG, 0x100, 1, PATTERN_TEST, 0x3FFFFFFF, 0x3FFFFFFF }, |
|
1018 { E1000_TDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
|
1019 { E1000_TDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1020 { E1000_TDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, |
|
1021 { E1000_TDT(0), 0x100, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
|
1022 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, |
|
1023 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0x003FFFFB }, |
|
1024 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0xFFFFFFFF }, |
|
1025 { E1000_TCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, |
|
1026 { E1000_RA, 0, 16, TABLE64_TEST_LO, |
|
1027 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1028 { E1000_RA, 0, 16, TABLE64_TEST_HI, |
|
1029 0x900FFFFF, 0xFFFFFFFF }, |
|
1030 { E1000_MTA, 0, 128, TABLE32_TEST, |
|
1031 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1032 { 0, 0, 0, 0, 0 } |
|
1033 }; |
|
1034 |
|
1035 /* i350 reg test */ |
|
1036 static struct igb_reg_test reg_test_i350[] = { |
|
1037 { E1000_FCAL, 0x100, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1038 { E1000_FCAH, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, |
|
1039 { E1000_FCT, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, |
|
1040 { E1000_VET, 0x100, 1, PATTERN_TEST, 0xFFFF0000, 0xFFFF0000 }, |
|
1041 { E1000_RDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
|
1042 { E1000_RDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1043 { E1000_RDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, |
|
1044 { E1000_RDBAL(4), 0x40, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
|
1045 { E1000_RDBAH(4), 0x40, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1046 { E1000_RDLEN(4), 0x40, 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, |
|
1047 /* RDH is read-only for i350, only test RDT. */ |
|
1048 { E1000_RDT(0), 0x100, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
|
1049 { E1000_RDT(4), 0x40, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
|
1050 { E1000_FCRTH, 0x100, 1, PATTERN_TEST, 0x0000FFF0, 0x0000FFF0 }, |
|
1051 { E1000_FCTTV, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
|
1052 { E1000_TIPG, 0x100, 1, PATTERN_TEST, 0x3FFFFFFF, 0x3FFFFFFF }, |
|
1053 { E1000_TDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
|
1054 { E1000_TDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1055 { E1000_TDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, |
|
1056 { E1000_TDBAL(4), 0x40, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
|
1057 { E1000_TDBAH(4), 0x40, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1058 { E1000_TDLEN(4), 0x40, 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, |
|
1059 { E1000_TDT(0), 0x100, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
|
1060 { E1000_TDT(4), 0x40, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
|
1061 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, |
|
1062 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0x003FFFFB }, |
|
1063 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0xFFFFFFFF }, |
|
1064 { E1000_TCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, |
|
1065 { E1000_RA, 0, 16, TABLE64_TEST_LO, |
|
1066 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1067 { E1000_RA, 0, 16, TABLE64_TEST_HI, |
|
1068 0xC3FFFFFF, 0xFFFFFFFF }, |
|
1069 { E1000_RA2, 0, 16, TABLE64_TEST_LO, |
|
1070 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1071 { E1000_RA2, 0, 16, TABLE64_TEST_HI, |
|
1072 0xC3FFFFFF, 0xFFFFFFFF }, |
|
1073 { E1000_MTA, 0, 128, TABLE32_TEST, |
|
1074 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1075 { 0, 0, 0, 0 } |
|
1076 }; |
|
1077 |
|
1078 /* 82580 reg test */ |
|
1079 static struct igb_reg_test reg_test_82580[] = { |
|
1080 { E1000_FCAL, 0x100, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1081 { E1000_FCAH, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, |
|
1082 { E1000_FCT, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, |
|
1083 { E1000_VET, 0x100, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1084 { E1000_RDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
|
1085 { E1000_RDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1086 { E1000_RDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, |
|
1087 { E1000_RDBAL(4), 0x40, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
|
1088 { E1000_RDBAH(4), 0x40, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1089 { E1000_RDLEN(4), 0x40, 4, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, |
|
1090 /* RDH is read-only for 82580, only test RDT. */ |
|
1091 { E1000_RDT(0), 0x100, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
|
1092 { E1000_RDT(4), 0x40, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
|
1093 { E1000_FCRTH, 0x100, 1, PATTERN_TEST, 0x0000FFF0, 0x0000FFF0 }, |
|
1094 { E1000_FCTTV, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
|
1095 { E1000_TIPG, 0x100, 1, PATTERN_TEST, 0x3FFFFFFF, 0x3FFFFFFF }, |
|
1096 { E1000_TDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
|
1097 { E1000_TDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1098 { E1000_TDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, |
|
1099 { E1000_TDBAL(4), 0x40, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
|
1100 { E1000_TDBAH(4), 0x40, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1101 { E1000_TDLEN(4), 0x40, 4, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, |
|
1102 { E1000_TDT(0), 0x100, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
|
1103 { E1000_TDT(4), 0x40, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
|
1104 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, |
|
1105 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0x003FFFFB }, |
|
1106 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0xFFFFFFFF }, |
|
1107 { E1000_TCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, |
|
1108 { E1000_RA, 0, 16, TABLE64_TEST_LO, |
|
1109 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1110 { E1000_RA, 0, 16, TABLE64_TEST_HI, |
|
1111 0x83FFFFFF, 0xFFFFFFFF }, |
|
1112 { E1000_RA2, 0, 8, TABLE64_TEST_LO, |
|
1113 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1114 { E1000_RA2, 0, 8, TABLE64_TEST_HI, |
|
1115 0x83FFFFFF, 0xFFFFFFFF }, |
|
1116 { E1000_MTA, 0, 128, TABLE32_TEST, |
|
1117 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1118 { 0, 0, 0, 0 } |
|
1119 }; |
|
1120 |
|
1121 /* 82576 reg test */ |
|
1122 static struct igb_reg_test reg_test_82576[] = { |
|
1123 { E1000_FCAL, 0x100, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1124 { E1000_FCAH, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, |
|
1125 { E1000_FCT, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, |
|
1126 { E1000_VET, 0x100, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1127 { E1000_RDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
|
1128 { E1000_RDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1129 { E1000_RDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, |
|
1130 { E1000_RDBAL(4), 0x40, 12, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
|
1131 { E1000_RDBAH(4), 0x40, 12, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1132 { E1000_RDLEN(4), 0x40, 12, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, |
|
1133 /* Enable all RX queues before testing. */ |
|
1134 { E1000_RXDCTL(0), 0x100, 4, WRITE_NO_TEST, 0, |
|
1135 E1000_RXDCTL_QUEUE_ENABLE }, |
|
1136 { E1000_RXDCTL(4), 0x40, 12, WRITE_NO_TEST, 0, |
|
1137 E1000_RXDCTL_QUEUE_ENABLE }, |
|
1138 /* RDH is read-only for 82576, only test RDT. */ |
|
1139 { E1000_RDT(0), 0x100, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
|
1140 { E1000_RDT(4), 0x40, 12, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
|
1141 { E1000_RXDCTL(0), 0x100, 4, WRITE_NO_TEST, 0, 0 }, |
|
1142 { E1000_RXDCTL(4), 0x40, 12, WRITE_NO_TEST, 0, 0 }, |
|
1143 { E1000_FCRTH, 0x100, 1, PATTERN_TEST, 0x0000FFF0, 0x0000FFF0 }, |
|
1144 { E1000_FCTTV, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
|
1145 { E1000_TIPG, 0x100, 1, PATTERN_TEST, 0x3FFFFFFF, 0x3FFFFFFF }, |
|
1146 { E1000_TDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
|
1147 { E1000_TDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1148 { E1000_TDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, |
|
1149 { E1000_TDBAL(4), 0x40, 12, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
|
1150 { E1000_TDBAH(4), 0x40, 12, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1151 { E1000_TDLEN(4), 0x40, 12, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, |
|
1152 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, |
|
1153 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0x003FFFFB }, |
|
1154 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0xFFFFFFFF }, |
|
1155 { E1000_TCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, |
|
1156 { E1000_RA, 0, 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1157 { E1000_RA, 0, 16, TABLE64_TEST_HI, 0x83FFFFFF, 0xFFFFFFFF }, |
|
1158 { E1000_RA2, 0, 8, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1159 { E1000_RA2, 0, 8, TABLE64_TEST_HI, 0x83FFFFFF, 0xFFFFFFFF }, |
|
1160 { E1000_MTA, 0, 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1161 { 0, 0, 0, 0 } |
|
1162 }; |
|
1163 |
|
1164 /* 82575 register test */ |
|
1165 static struct igb_reg_test reg_test_82575[] = { |
|
1166 { E1000_FCAL, 0x100, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1167 { E1000_FCAH, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, |
|
1168 { E1000_FCT, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, |
|
1169 { E1000_VET, 0x100, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1170 { E1000_RDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
|
1171 { E1000_RDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1172 { E1000_RDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, |
|
1173 /* Enable all four RX queues before testing. */ |
|
1174 { E1000_RXDCTL(0), 0x100, 4, WRITE_NO_TEST, 0, |
|
1175 E1000_RXDCTL_QUEUE_ENABLE }, |
|
1176 /* RDH is read-only for 82575, only test RDT. */ |
|
1177 { E1000_RDT(0), 0x100, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
|
1178 { E1000_RXDCTL(0), 0x100, 4, WRITE_NO_TEST, 0, 0 }, |
|
1179 { E1000_FCRTH, 0x100, 1, PATTERN_TEST, 0x0000FFF0, 0x0000FFF0 }, |
|
1180 { E1000_FCTTV, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
|
1181 { E1000_TIPG, 0x100, 1, PATTERN_TEST, 0x3FFFFFFF, 0x3FFFFFFF }, |
|
1182 { E1000_TDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
|
1183 { E1000_TDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1184 { E1000_TDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, |
|
1185 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, |
|
1186 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB3FE, 0x003FFFFB }, |
|
1187 { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB3FE, 0xFFFFFFFF }, |
|
1188 { E1000_TCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, |
|
1189 { E1000_TXCW, 0x100, 1, PATTERN_TEST, 0xC000FFFF, 0x0000FFFF }, |
|
1190 { E1000_RA, 0, 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1191 { E1000_RA, 0, 16, TABLE64_TEST_HI, 0x800FFFFF, 0xFFFFFFFF }, |
|
1192 { E1000_MTA, 0, 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
|
1193 { 0, 0, 0, 0 } |
|
1194 }; |
|
1195 |
|
1196 static bool reg_pattern_test(struct igb_adapter *adapter, u64 *data, |
|
1197 int reg, u32 mask, u32 write) |
|
1198 { |
|
1199 struct e1000_hw *hw = &adapter->hw; |
|
1200 u32 pat, val; |
|
1201 static const u32 _test[] = { |
|
1202 0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; |
|
1203 for (pat = 0; pat < ARRAY_SIZE(_test); pat++) { |
|
1204 wr32(reg, (_test[pat] & write)); |
|
1205 val = rd32(reg) & mask; |
|
1206 if (val != (_test[pat] & write & mask)) { |
|
1207 dev_err(&adapter->pdev->dev, |
|
1208 "pattern test reg %04X failed: got 0x%08X expected 0x%08X\n", |
|
1209 reg, val, (_test[pat] & write & mask)); |
|
1210 *data = reg; |
|
1211 return true; |
|
1212 } |
|
1213 } |
|
1214 |
|
1215 return false; |
|
1216 } |
|
1217 |
|
1218 static bool reg_set_and_check(struct igb_adapter *adapter, u64 *data, |
|
1219 int reg, u32 mask, u32 write) |
|
1220 { |
|
1221 struct e1000_hw *hw = &adapter->hw; |
|
1222 u32 val; |
|
1223 |
|
1224 wr32(reg, write & mask); |
|
1225 val = rd32(reg); |
|
1226 if ((write & mask) != (val & mask)) { |
|
1227 dev_err(&adapter->pdev->dev, |
|
1228 "set/check reg %04X test failed: got 0x%08X expected 0x%08X\n", |
|
1229 reg, (val & mask), (write & mask)); |
|
1230 *data = reg; |
|
1231 return true; |
|
1232 } |
|
1233 |
|
1234 return false; |
|
1235 } |
|
1236 |
|
1237 #define REG_PATTERN_TEST(reg, mask, write) \ |
|
1238 do { \ |
|
1239 if (reg_pattern_test(adapter, data, reg, mask, write)) \ |
|
1240 return 1; \ |
|
1241 } while (0) |
|
1242 |
|
1243 #define REG_SET_AND_CHECK(reg, mask, write) \ |
|
1244 do { \ |
|
1245 if (reg_set_and_check(adapter, data, reg, mask, write)) \ |
|
1246 return 1; \ |
|
1247 } while (0) |
|
1248 |
|
1249 static int igb_reg_test(struct igb_adapter *adapter, u64 *data) |
|
1250 { |
|
1251 struct e1000_hw *hw = &adapter->hw; |
|
1252 struct igb_reg_test *test; |
|
1253 u32 value, before, after; |
|
1254 u32 i, toggle; |
|
1255 |
|
1256 switch (adapter->hw.mac.type) { |
|
1257 case e1000_i350: |
|
1258 case e1000_i354: |
|
1259 test = reg_test_i350; |
|
1260 toggle = 0x7FEFF3FF; |
|
1261 break; |
|
1262 case e1000_i210: |
|
1263 case e1000_i211: |
|
1264 test = reg_test_i210; |
|
1265 toggle = 0x7FEFF3FF; |
|
1266 break; |
|
1267 case e1000_82580: |
|
1268 test = reg_test_82580; |
|
1269 toggle = 0x7FEFF3FF; |
|
1270 break; |
|
1271 case e1000_82576: |
|
1272 test = reg_test_82576; |
|
1273 toggle = 0x7FFFF3FF; |
|
1274 break; |
|
1275 default: |
|
1276 test = reg_test_82575; |
|
1277 toggle = 0x7FFFF3FF; |
|
1278 break; |
|
1279 } |
|
1280 |
|
1281 /* Because the status register is such a special case, |
|
1282 * we handle it separately from the rest of the register |
|
1283 * tests. Some bits are read-only, some toggle, and some |
|
1284 * are writable on newer MACs. |
|
1285 */ |
|
1286 before = rd32(E1000_STATUS); |
|
1287 value = (rd32(E1000_STATUS) & toggle); |
|
1288 wr32(E1000_STATUS, toggle); |
|
1289 after = rd32(E1000_STATUS) & toggle; |
|
1290 if (value != after) { |
|
1291 dev_err(&adapter->pdev->dev, |
|
1292 "failed STATUS register test got: 0x%08X expected: 0x%08X\n", |
|
1293 after, value); |
|
1294 *data = 1; |
|
1295 return 1; |
|
1296 } |
|
1297 /* restore previous status */ |
|
1298 wr32(E1000_STATUS, before); |
|
1299 |
|
1300 /* Perform the remainder of the register test, looping through |
|
1301 * the test table until we either fail or reach the null entry. |
|
1302 */ |
|
1303 while (test->reg) { |
|
1304 for (i = 0; i < test->array_len; i++) { |
|
1305 switch (test->test_type) { |
|
1306 case PATTERN_TEST: |
|
1307 REG_PATTERN_TEST(test->reg + |
|
1308 (i * test->reg_offset), |
|
1309 test->mask, |
|
1310 test->write); |
|
1311 break; |
|
1312 case SET_READ_TEST: |
|
1313 REG_SET_AND_CHECK(test->reg + |
|
1314 (i * test->reg_offset), |
|
1315 test->mask, |
|
1316 test->write); |
|
1317 break; |
|
1318 case WRITE_NO_TEST: |
|
1319 writel(test->write, |
|
1320 (adapter->hw.hw_addr + test->reg) |
|
1321 + (i * test->reg_offset)); |
|
1322 break; |
|
1323 case TABLE32_TEST: |
|
1324 REG_PATTERN_TEST(test->reg + (i * 4), |
|
1325 test->mask, |
|
1326 test->write); |
|
1327 break; |
|
1328 case TABLE64_TEST_LO: |
|
1329 REG_PATTERN_TEST(test->reg + (i * 8), |
|
1330 test->mask, |
|
1331 test->write); |
|
1332 break; |
|
1333 case TABLE64_TEST_HI: |
|
1334 REG_PATTERN_TEST((test->reg + 4) + (i * 8), |
|
1335 test->mask, |
|
1336 test->write); |
|
1337 break; |
|
1338 } |
|
1339 } |
|
1340 test++; |
|
1341 } |
|
1342 |
|
1343 *data = 0; |
|
1344 return 0; |
|
1345 } |
|
1346 |
|
1347 static int igb_eeprom_test(struct igb_adapter *adapter, u64 *data) |
|
1348 { |
|
1349 struct e1000_hw *hw = &adapter->hw; |
|
1350 |
|
1351 *data = 0; |
|
1352 |
|
1353 /* Validate eeprom on all parts but flashless */ |
|
1354 switch (hw->mac.type) { |
|
1355 case e1000_i210: |
|
1356 case e1000_i211: |
|
1357 if (igb_get_flash_presence_i210(hw)) { |
|
1358 if (adapter->hw.nvm.ops.validate(&adapter->hw) < 0) |
|
1359 *data = 2; |
|
1360 } |
|
1361 break; |
|
1362 default: |
|
1363 if (adapter->hw.nvm.ops.validate(&adapter->hw) < 0) |
|
1364 *data = 2; |
|
1365 break; |
|
1366 } |
|
1367 |
|
1368 return *data; |
|
1369 } |
|
1370 |
|
1371 static irqreturn_t igb_test_intr(int irq, void *data) |
|
1372 { |
|
1373 struct igb_adapter *adapter = (struct igb_adapter *) data; |
|
1374 struct e1000_hw *hw = &adapter->hw; |
|
1375 |
|
1376 adapter->test_icr |= rd32(E1000_ICR); |
|
1377 |
|
1378 return IRQ_HANDLED; |
|
1379 } |
|
1380 |
|
1381 static int igb_intr_test(struct igb_adapter *adapter, u64 *data) |
|
1382 { |
|
1383 struct e1000_hw *hw = &adapter->hw; |
|
1384 struct net_device *netdev = adapter->netdev; |
|
1385 u32 mask, ics_mask, i = 0, shared_int = true; |
|
1386 u32 irq = adapter->pdev->irq; |
|
1387 |
|
1388 *data = 0; |
|
1389 |
|
1390 /* Hook up test interrupt handler just for this test */ |
|
1391 if (adapter->flags & IGB_FLAG_HAS_MSIX) { |
|
1392 if (request_irq(adapter->msix_entries[0].vector, |
|
1393 igb_test_intr, 0, netdev->name, adapter)) { |
|
1394 *data = 1; |
|
1395 return -1; |
|
1396 } |
|
1397 } else if (adapter->flags & IGB_FLAG_HAS_MSI) { |
|
1398 shared_int = false; |
|
1399 if (request_irq(irq, |
|
1400 igb_test_intr, 0, netdev->name, adapter)) { |
|
1401 *data = 1; |
|
1402 return -1; |
|
1403 } |
|
1404 } else if (!request_irq(irq, igb_test_intr, IRQF_PROBE_SHARED, |
|
1405 netdev->name, adapter)) { |
|
1406 shared_int = false; |
|
1407 } else if (request_irq(irq, igb_test_intr, IRQF_SHARED, |
|
1408 netdev->name, adapter)) { |
|
1409 *data = 1; |
|
1410 return -1; |
|
1411 } |
|
1412 dev_info(&adapter->pdev->dev, "testing %s interrupt\n", |
|
1413 (shared_int ? "shared" : "unshared")); |
|
1414 |
|
1415 /* Disable all the interrupts */ |
|
1416 wr32(E1000_IMC, ~0); |
|
1417 wrfl(); |
|
1418 usleep_range(10000, 11000); |
|
1419 |
|
1420 /* Define all writable bits for ICS */ |
|
1421 switch (hw->mac.type) { |
|
1422 case e1000_82575: |
|
1423 ics_mask = 0x37F47EDD; |
|
1424 break; |
|
1425 case e1000_82576: |
|
1426 ics_mask = 0x77D4FBFD; |
|
1427 break; |
|
1428 case e1000_82580: |
|
1429 ics_mask = 0x77DCFED5; |
|
1430 break; |
|
1431 case e1000_i350: |
|
1432 case e1000_i354: |
|
1433 case e1000_i210: |
|
1434 case e1000_i211: |
|
1435 ics_mask = 0x77DCFED5; |
|
1436 break; |
|
1437 default: |
|
1438 ics_mask = 0x7FFFFFFF; |
|
1439 break; |
|
1440 } |
|
1441 |
|
1442 /* Test each interrupt */ |
|
1443 for (; i < 31; i++) { |
|
1444 /* Interrupt to test */ |
|
1445 mask = 1 << i; |
|
1446 |
|
1447 if (!(mask & ics_mask)) |
|
1448 continue; |
|
1449 |
|
1450 if (!shared_int) { |
|
1451 /* Disable the interrupt to be reported in |
|
1452 * the cause register and then force the same |
|
1453 * interrupt and see if one gets posted. If |
|
1454 * an interrupt was posted to the bus, the |
|
1455 * test failed. |
|
1456 */ |
|
1457 adapter->test_icr = 0; |
|
1458 |
|
1459 /* Flush any pending interrupts */ |
|
1460 wr32(E1000_ICR, ~0); |
|
1461 |
|
1462 wr32(E1000_IMC, mask); |
|
1463 wr32(E1000_ICS, mask); |
|
1464 wrfl(); |
|
1465 usleep_range(10000, 11000); |
|
1466 |
|
1467 if (adapter->test_icr & mask) { |
|
1468 *data = 3; |
|
1469 break; |
|
1470 } |
|
1471 } |
|
1472 |
|
1473 /* Enable the interrupt to be reported in |
|
1474 * the cause register and then force the same |
|
1475 * interrupt and see if one gets posted. If |
|
1476 * an interrupt was not posted to the bus, the |
|
1477 * test failed. |
|
1478 */ |
|
1479 adapter->test_icr = 0; |
|
1480 |
|
1481 /* Flush any pending interrupts */ |
|
1482 wr32(E1000_ICR, ~0); |
|
1483 |
|
1484 wr32(E1000_IMS, mask); |
|
1485 wr32(E1000_ICS, mask); |
|
1486 wrfl(); |
|
1487 usleep_range(10000, 11000); |
|
1488 |
|
1489 if (!(adapter->test_icr & mask)) { |
|
1490 *data = 4; |
|
1491 break; |
|
1492 } |
|
1493 |
|
1494 if (!shared_int) { |
|
1495 /* Disable the other interrupts to be reported in |
|
1496 * the cause register and then force the other |
|
1497 * interrupts and see if any get posted. If |
|
1498 * an interrupt was posted to the bus, the |
|
1499 * test failed. |
|
1500 */ |
|
1501 adapter->test_icr = 0; |
|
1502 |
|
1503 /* Flush any pending interrupts */ |
|
1504 wr32(E1000_ICR, ~0); |
|
1505 |
|
1506 wr32(E1000_IMC, ~mask); |
|
1507 wr32(E1000_ICS, ~mask); |
|
1508 wrfl(); |
|
1509 usleep_range(10000, 11000); |
|
1510 |
|
1511 if (adapter->test_icr & mask) { |
|
1512 *data = 5; |
|
1513 break; |
|
1514 } |
|
1515 } |
|
1516 } |
|
1517 |
|
1518 /* Disable all the interrupts */ |
|
1519 wr32(E1000_IMC, ~0); |
|
1520 wrfl(); |
|
1521 usleep_range(10000, 11000); |
|
1522 |
|
1523 /* Unhook test interrupt handler */ |
|
1524 if (adapter->flags & IGB_FLAG_HAS_MSIX) |
|
1525 free_irq(adapter->msix_entries[0].vector, adapter); |
|
1526 else |
|
1527 free_irq(irq, adapter); |
|
1528 |
|
1529 return *data; |
|
1530 } |
|
1531 |
|
1532 static void igb_free_desc_rings(struct igb_adapter *adapter) |
|
1533 { |
|
1534 igb_free_tx_resources(&adapter->test_tx_ring); |
|
1535 igb_free_rx_resources(&adapter->test_rx_ring); |
|
1536 } |
|
1537 |
|
1538 static int igb_setup_desc_rings(struct igb_adapter *adapter) |
|
1539 { |
|
1540 struct igb_ring *tx_ring = &adapter->test_tx_ring; |
|
1541 struct igb_ring *rx_ring = &adapter->test_rx_ring; |
|
1542 struct e1000_hw *hw = &adapter->hw; |
|
1543 int ret_val; |
|
1544 |
|
1545 /* Setup Tx descriptor ring and Tx buffers */ |
|
1546 tx_ring->count = IGB_DEFAULT_TXD; |
|
1547 tx_ring->dev = &adapter->pdev->dev; |
|
1548 tx_ring->netdev = adapter->netdev; |
|
1549 tx_ring->reg_idx = adapter->vfs_allocated_count; |
|
1550 |
|
1551 if (igb_setup_tx_resources(tx_ring)) { |
|
1552 ret_val = 1; |
|
1553 goto err_nomem; |
|
1554 } |
|
1555 |
|
1556 igb_setup_tctl(adapter); |
|
1557 igb_configure_tx_ring(adapter, tx_ring); |
|
1558 |
|
1559 /* Setup Rx descriptor ring and Rx buffers */ |
|
1560 rx_ring->count = IGB_DEFAULT_RXD; |
|
1561 rx_ring->dev = &adapter->pdev->dev; |
|
1562 rx_ring->netdev = adapter->netdev; |
|
1563 rx_ring->reg_idx = adapter->vfs_allocated_count; |
|
1564 |
|
1565 if (igb_setup_rx_resources(rx_ring)) { |
|
1566 ret_val = 3; |
|
1567 goto err_nomem; |
|
1568 } |
|
1569 |
|
1570 /* set the default queue to queue 0 of PF */ |
|
1571 wr32(E1000_MRQC, adapter->vfs_allocated_count << 3); |
|
1572 |
|
1573 /* enable receive ring */ |
|
1574 igb_setup_rctl(adapter); |
|
1575 igb_configure_rx_ring(adapter, rx_ring); |
|
1576 |
|
1577 igb_alloc_rx_buffers(rx_ring, igb_desc_unused(rx_ring)); |
|
1578 |
|
1579 return 0; |
|
1580 |
|
1581 err_nomem: |
|
1582 igb_free_desc_rings(adapter); |
|
1583 return ret_val; |
|
1584 } |
|
1585 |
|
1586 static void igb_phy_disable_receiver(struct igb_adapter *adapter) |
|
1587 { |
|
1588 struct e1000_hw *hw = &adapter->hw; |
|
1589 |
|
1590 /* Write out to PHY registers 29 and 30 to disable the Receiver. */ |
|
1591 igb_write_phy_reg(hw, 29, 0x001F); |
|
1592 igb_write_phy_reg(hw, 30, 0x8FFC); |
|
1593 igb_write_phy_reg(hw, 29, 0x001A); |
|
1594 igb_write_phy_reg(hw, 30, 0x8FF0); |
|
1595 } |
|
1596 |
|
1597 static int igb_integrated_phy_loopback(struct igb_adapter *adapter) |
|
1598 { |
|
1599 struct e1000_hw *hw = &adapter->hw; |
|
1600 u32 ctrl_reg = 0; |
|
1601 |
|
1602 hw->mac.autoneg = false; |
|
1603 |
|
1604 if (hw->phy.type == e1000_phy_m88) { |
|
1605 if (hw->phy.id != I210_I_PHY_ID) { |
|
1606 /* Auto-MDI/MDIX Off */ |
|
1607 igb_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, 0x0808); |
|
1608 /* reset to update Auto-MDI/MDIX */ |
|
1609 igb_write_phy_reg(hw, PHY_CONTROL, 0x9140); |
|
1610 /* autoneg off */ |
|
1611 igb_write_phy_reg(hw, PHY_CONTROL, 0x8140); |
|
1612 } else { |
|
1613 /* force 1000, set loopback */ |
|
1614 igb_write_phy_reg(hw, I347AT4_PAGE_SELECT, 0); |
|
1615 igb_write_phy_reg(hw, PHY_CONTROL, 0x4140); |
|
1616 } |
|
1617 } else if (hw->phy.type == e1000_phy_82580) { |
|
1618 /* enable MII loopback */ |
|
1619 igb_write_phy_reg(hw, I82580_PHY_LBK_CTRL, 0x8041); |
|
1620 } |
|
1621 |
|
1622 /* add small delay to avoid loopback test failure */ |
|
1623 msleep(50); |
|
1624 |
|
1625 /* force 1000, set loopback */ |
|
1626 igb_write_phy_reg(hw, PHY_CONTROL, 0x4140); |
|
1627 |
|
1628 /* Now set up the MAC to the same speed/duplex as the PHY. */ |
|
1629 ctrl_reg = rd32(E1000_CTRL); |
|
1630 ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */ |
|
1631 ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */ |
|
1632 E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */ |
|
1633 E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */ |
|
1634 E1000_CTRL_FD | /* Force Duplex to FULL */ |
|
1635 E1000_CTRL_SLU); /* Set link up enable bit */ |
|
1636 |
|
1637 if (hw->phy.type == e1000_phy_m88) |
|
1638 ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */ |
|
1639 |
|
1640 wr32(E1000_CTRL, ctrl_reg); |
|
1641 |
|
1642 /* Disable the receiver on the PHY so when a cable is plugged in, the |
|
1643 * PHY does not begin to autoneg when a cable is reconnected to the NIC. |
|
1644 */ |
|
1645 if (hw->phy.type == e1000_phy_m88) |
|
1646 igb_phy_disable_receiver(adapter); |
|
1647 |
|
1648 mdelay(500); |
|
1649 return 0; |
|
1650 } |
|
1651 |
|
1652 static int igb_set_phy_loopback(struct igb_adapter *adapter) |
|
1653 { |
|
1654 return igb_integrated_phy_loopback(adapter); |
|
1655 } |
|
1656 |
|
1657 static int igb_setup_loopback_test(struct igb_adapter *adapter) |
|
1658 { |
|
1659 struct e1000_hw *hw = &adapter->hw; |
|
1660 u32 reg; |
|
1661 |
|
1662 reg = rd32(E1000_CTRL_EXT); |
|
1663 |
|
1664 /* use CTRL_EXT to identify link type as SGMII can appear as copper */ |
|
1665 if (reg & E1000_CTRL_EXT_LINK_MODE_MASK) { |
|
1666 if ((hw->device_id == E1000_DEV_ID_DH89XXCC_SGMII) || |
|
1667 (hw->device_id == E1000_DEV_ID_DH89XXCC_SERDES) || |
|
1668 (hw->device_id == E1000_DEV_ID_DH89XXCC_BACKPLANE) || |
|
1669 (hw->device_id == E1000_DEV_ID_DH89XXCC_SFP) || |
|
1670 (hw->device_id == E1000_DEV_ID_I354_SGMII) || |
|
1671 (hw->device_id == E1000_DEV_ID_I354_BACKPLANE_2_5GBPS)) { |
|
1672 /* Enable DH89xxCC MPHY for near end loopback */ |
|
1673 reg = rd32(E1000_MPHY_ADDR_CTL); |
|
1674 reg = (reg & E1000_MPHY_ADDR_CTL_OFFSET_MASK) | |
|
1675 E1000_MPHY_PCS_CLK_REG_OFFSET; |
|
1676 wr32(E1000_MPHY_ADDR_CTL, reg); |
|
1677 |
|
1678 reg = rd32(E1000_MPHY_DATA); |
|
1679 reg |= E1000_MPHY_PCS_CLK_REG_DIGINELBEN; |
|
1680 wr32(E1000_MPHY_DATA, reg); |
|
1681 } |
|
1682 |
|
1683 reg = rd32(E1000_RCTL); |
|
1684 reg |= E1000_RCTL_LBM_TCVR; |
|
1685 wr32(E1000_RCTL, reg); |
|
1686 |
|
1687 wr32(E1000_SCTL, E1000_ENABLE_SERDES_LOOPBACK); |
|
1688 |
|
1689 reg = rd32(E1000_CTRL); |
|
1690 reg &= ~(E1000_CTRL_RFCE | |
|
1691 E1000_CTRL_TFCE | |
|
1692 E1000_CTRL_LRST); |
|
1693 reg |= E1000_CTRL_SLU | |
|
1694 E1000_CTRL_FD; |
|
1695 wr32(E1000_CTRL, reg); |
|
1696 |
|
1697 /* Unset switch control to serdes energy detect */ |
|
1698 reg = rd32(E1000_CONNSW); |
|
1699 reg &= ~E1000_CONNSW_ENRGSRC; |
|
1700 wr32(E1000_CONNSW, reg); |
|
1701 |
|
1702 /* Unset sigdetect for SERDES loopback on |
|
1703 * 82580 and newer devices. |
|
1704 */ |
|
1705 if (hw->mac.type >= e1000_82580) { |
|
1706 reg = rd32(E1000_PCS_CFG0); |
|
1707 reg |= E1000_PCS_CFG_IGN_SD; |
|
1708 wr32(E1000_PCS_CFG0, reg); |
|
1709 } |
|
1710 |
|
1711 /* Set PCS register for forced speed */ |
|
1712 reg = rd32(E1000_PCS_LCTL); |
|
1713 reg &= ~E1000_PCS_LCTL_AN_ENABLE; /* Disable Autoneg*/ |
|
1714 reg |= E1000_PCS_LCTL_FLV_LINK_UP | /* Force link up */ |
|
1715 E1000_PCS_LCTL_FSV_1000 | /* Force 1000 */ |
|
1716 E1000_PCS_LCTL_FDV_FULL | /* SerDes Full duplex */ |
|
1717 E1000_PCS_LCTL_FSD | /* Force Speed */ |
|
1718 E1000_PCS_LCTL_FORCE_LINK; /* Force Link */ |
|
1719 wr32(E1000_PCS_LCTL, reg); |
|
1720 |
|
1721 return 0; |
|
1722 } |
|
1723 |
|
1724 return igb_set_phy_loopback(adapter); |
|
1725 } |
|
1726 |
|
1727 static void igb_loopback_cleanup(struct igb_adapter *adapter) |
|
1728 { |
|
1729 struct e1000_hw *hw = &adapter->hw; |
|
1730 u32 rctl; |
|
1731 u16 phy_reg; |
|
1732 |
|
1733 if ((hw->device_id == E1000_DEV_ID_DH89XXCC_SGMII) || |
|
1734 (hw->device_id == E1000_DEV_ID_DH89XXCC_SERDES) || |
|
1735 (hw->device_id == E1000_DEV_ID_DH89XXCC_BACKPLANE) || |
|
1736 (hw->device_id == E1000_DEV_ID_DH89XXCC_SFP) || |
|
1737 (hw->device_id == E1000_DEV_ID_I354_SGMII)) { |
|
1738 u32 reg; |
|
1739 |
|
1740 /* Disable near end loopback on DH89xxCC */ |
|
1741 reg = rd32(E1000_MPHY_ADDR_CTL); |
|
1742 reg = (reg & E1000_MPHY_ADDR_CTL_OFFSET_MASK) | |
|
1743 E1000_MPHY_PCS_CLK_REG_OFFSET; |
|
1744 wr32(E1000_MPHY_ADDR_CTL, reg); |
|
1745 |
|
1746 reg = rd32(E1000_MPHY_DATA); |
|
1747 reg &= ~E1000_MPHY_PCS_CLK_REG_DIGINELBEN; |
|
1748 wr32(E1000_MPHY_DATA, reg); |
|
1749 } |
|
1750 |
|
1751 rctl = rd32(E1000_RCTL); |
|
1752 rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC); |
|
1753 wr32(E1000_RCTL, rctl); |
|
1754 |
|
1755 hw->mac.autoneg = true; |
|
1756 igb_read_phy_reg(hw, PHY_CONTROL, &phy_reg); |
|
1757 if (phy_reg & MII_CR_LOOPBACK) { |
|
1758 phy_reg &= ~MII_CR_LOOPBACK; |
|
1759 igb_write_phy_reg(hw, PHY_CONTROL, phy_reg); |
|
1760 igb_phy_sw_reset(hw); |
|
1761 } |
|
1762 } |
|
1763 |
|
1764 static void igb_create_lbtest_frame(struct sk_buff *skb, |
|
1765 unsigned int frame_size) |
|
1766 { |
|
1767 memset(skb->data, 0xFF, frame_size); |
|
1768 frame_size /= 2; |
|
1769 memset(&skb->data[frame_size], 0xAA, frame_size - 1); |
|
1770 memset(&skb->data[frame_size + 10], 0xBE, 1); |
|
1771 memset(&skb->data[frame_size + 12], 0xAF, 1); |
|
1772 } |
|
1773 |
|
1774 static int igb_check_lbtest_frame(struct igb_rx_buffer *rx_buffer, |
|
1775 unsigned int frame_size) |
|
1776 { |
|
1777 unsigned char *data; |
|
1778 bool match = true; |
|
1779 |
|
1780 frame_size >>= 1; |
|
1781 |
|
1782 data = kmap(rx_buffer->page); |
|
1783 |
|
1784 if (data[3] != 0xFF || |
|
1785 data[frame_size + 10] != 0xBE || |
|
1786 data[frame_size + 12] != 0xAF) |
|
1787 match = false; |
|
1788 |
|
1789 kunmap(rx_buffer->page); |
|
1790 |
|
1791 return match; |
|
1792 } |
|
1793 |
|
1794 static int igb_clean_test_rings(struct igb_ring *rx_ring, |
|
1795 struct igb_ring *tx_ring, |
|
1796 unsigned int size) |
|
1797 { |
|
1798 union e1000_adv_rx_desc *rx_desc; |
|
1799 struct igb_rx_buffer *rx_buffer_info; |
|
1800 struct igb_tx_buffer *tx_buffer_info; |
|
1801 u16 rx_ntc, tx_ntc, count = 0; |
|
1802 |
|
1803 /* initialize next to clean and descriptor values */ |
|
1804 rx_ntc = rx_ring->next_to_clean; |
|
1805 tx_ntc = tx_ring->next_to_clean; |
|
1806 rx_desc = IGB_RX_DESC(rx_ring, rx_ntc); |
|
1807 |
|
1808 while (igb_test_staterr(rx_desc, E1000_RXD_STAT_DD)) { |
|
1809 /* check Rx buffer */ |
|
1810 rx_buffer_info = &rx_ring->rx_buffer_info[rx_ntc]; |
|
1811 |
|
1812 /* sync Rx buffer for CPU read */ |
|
1813 dma_sync_single_for_cpu(rx_ring->dev, |
|
1814 rx_buffer_info->dma, |
|
1815 IGB_RX_BUFSZ, |
|
1816 DMA_FROM_DEVICE); |
|
1817 |
|
1818 /* verify contents of skb */ |
|
1819 if (igb_check_lbtest_frame(rx_buffer_info, size)) |
|
1820 count++; |
|
1821 |
|
1822 /* sync Rx buffer for device write */ |
|
1823 dma_sync_single_for_device(rx_ring->dev, |
|
1824 rx_buffer_info->dma, |
|
1825 IGB_RX_BUFSZ, |
|
1826 DMA_FROM_DEVICE); |
|
1827 |
|
1828 /* unmap buffer on Tx side */ |
|
1829 tx_buffer_info = &tx_ring->tx_buffer_info[tx_ntc]; |
|
1830 igb_unmap_and_free_tx_resource(tx_ring, tx_buffer_info); |
|
1831 |
|
1832 /* increment Rx/Tx next to clean counters */ |
|
1833 rx_ntc++; |
|
1834 if (rx_ntc == rx_ring->count) |
|
1835 rx_ntc = 0; |
|
1836 tx_ntc++; |
|
1837 if (tx_ntc == tx_ring->count) |
|
1838 tx_ntc = 0; |
|
1839 |
|
1840 /* fetch next descriptor */ |
|
1841 rx_desc = IGB_RX_DESC(rx_ring, rx_ntc); |
|
1842 } |
|
1843 |
|
1844 netdev_tx_reset_queue(txring_txq(tx_ring)); |
|
1845 |
|
1846 /* re-map buffers to ring, store next to clean values */ |
|
1847 igb_alloc_rx_buffers(rx_ring, count); |
|
1848 rx_ring->next_to_clean = rx_ntc; |
|
1849 tx_ring->next_to_clean = tx_ntc; |
|
1850 |
|
1851 return count; |
|
1852 } |
|
1853 |
|
1854 static int igb_run_loopback_test(struct igb_adapter *adapter) |
|
1855 { |
|
1856 struct igb_ring *tx_ring = &adapter->test_tx_ring; |
|
1857 struct igb_ring *rx_ring = &adapter->test_rx_ring; |
|
1858 u16 i, j, lc, good_cnt; |
|
1859 int ret_val = 0; |
|
1860 unsigned int size = IGB_RX_HDR_LEN; |
|
1861 netdev_tx_t tx_ret_val; |
|
1862 struct sk_buff *skb; |
|
1863 |
|
1864 /* allocate test skb */ |
|
1865 skb = alloc_skb(size, GFP_KERNEL); |
|
1866 if (!skb) |
|
1867 return 11; |
|
1868 |
|
1869 /* place data into test skb */ |
|
1870 igb_create_lbtest_frame(skb, size); |
|
1871 skb_put(skb, size); |
|
1872 |
|
1873 /* Calculate the loop count based on the largest descriptor ring |
|
1874 * The idea is to wrap the largest ring a number of times using 64 |
|
1875 * send/receive pairs during each loop |
|
1876 */ |
|
1877 |
|
1878 if (rx_ring->count <= tx_ring->count) |
|
1879 lc = ((tx_ring->count / 64) * 2) + 1; |
|
1880 else |
|
1881 lc = ((rx_ring->count / 64) * 2) + 1; |
|
1882 |
|
1883 for (j = 0; j <= lc; j++) { /* loop count loop */ |
|
1884 /* reset count of good packets */ |
|
1885 good_cnt = 0; |
|
1886 |
|
1887 /* place 64 packets on the transmit queue*/ |
|
1888 for (i = 0; i < 64; i++) { |
|
1889 skb_get(skb); |
|
1890 tx_ret_val = igb_xmit_frame_ring(skb, tx_ring); |
|
1891 if (tx_ret_val == NETDEV_TX_OK) |
|
1892 good_cnt++; |
|
1893 } |
|
1894 |
|
1895 if (good_cnt != 64) { |
|
1896 ret_val = 12; |
|
1897 break; |
|
1898 } |
|
1899 |
|
1900 /* allow 200 milliseconds for packets to go from Tx to Rx */ |
|
1901 msleep(200); |
|
1902 |
|
1903 good_cnt = igb_clean_test_rings(rx_ring, tx_ring, size); |
|
1904 if (good_cnt != 64) { |
|
1905 ret_val = 13; |
|
1906 break; |
|
1907 } |
|
1908 } /* end loop count loop */ |
|
1909 |
|
1910 /* free the original skb */ |
|
1911 kfree_skb(skb); |
|
1912 |
|
1913 return ret_val; |
|
1914 } |
|
1915 |
|
1916 static int igb_loopback_test(struct igb_adapter *adapter, u64 *data) |
|
1917 { |
|
1918 /* PHY loopback cannot be performed if SoL/IDER |
|
1919 * sessions are active |
|
1920 */ |
|
1921 if (igb_check_reset_block(&adapter->hw)) { |
|
1922 dev_err(&adapter->pdev->dev, |
|
1923 "Cannot do PHY loopback test when SoL/IDER is active.\n"); |
|
1924 *data = 0; |
|
1925 goto out; |
|
1926 } |
|
1927 |
|
1928 if (adapter->hw.mac.type == e1000_i354) { |
|
1929 dev_info(&adapter->pdev->dev, |
|
1930 "Loopback test not supported on i354.\n"); |
|
1931 *data = 0; |
|
1932 goto out; |
|
1933 } |
|
1934 *data = igb_setup_desc_rings(adapter); |
|
1935 if (*data) |
|
1936 goto out; |
|
1937 *data = igb_setup_loopback_test(adapter); |
|
1938 if (*data) |
|
1939 goto err_loopback; |
|
1940 *data = igb_run_loopback_test(adapter); |
|
1941 igb_loopback_cleanup(adapter); |
|
1942 |
|
1943 err_loopback: |
|
1944 igb_free_desc_rings(adapter); |
|
1945 out: |
|
1946 return *data; |
|
1947 } |
|
1948 |
|
1949 static int igb_link_test(struct igb_adapter *adapter, u64 *data) |
|
1950 { |
|
1951 struct e1000_hw *hw = &adapter->hw; |
|
1952 *data = 0; |
|
1953 if (hw->phy.media_type == e1000_media_type_internal_serdes) { |
|
1954 int i = 0; |
|
1955 |
|
1956 hw->mac.serdes_has_link = false; |
|
1957 |
|
1958 /* On some blade server designs, link establishment |
|
1959 * could take as long as 2-3 minutes |
|
1960 */ |
|
1961 do { |
|
1962 hw->mac.ops.check_for_link(&adapter->hw); |
|
1963 if (hw->mac.serdes_has_link) |
|
1964 return *data; |
|
1965 msleep(20); |
|
1966 } while (i++ < 3750); |
|
1967 |
|
1968 *data = 1; |
|
1969 } else { |
|
1970 hw->mac.ops.check_for_link(&adapter->hw); |
|
1971 if (hw->mac.autoneg) |
|
1972 msleep(5000); |
|
1973 |
|
1974 if (!(rd32(E1000_STATUS) & E1000_STATUS_LU)) |
|
1975 *data = 1; |
|
1976 } |
|
1977 return *data; |
|
1978 } |
|
1979 |
|
1980 static void igb_diag_test(struct net_device *netdev, |
|
1981 struct ethtool_test *eth_test, u64 *data) |
|
1982 { |
|
1983 struct igb_adapter *adapter = netdev_priv(netdev); |
|
1984 u16 autoneg_advertised; |
|
1985 u8 forced_speed_duplex, autoneg; |
|
1986 bool if_running = netif_running(netdev); |
|
1987 |
|
1988 set_bit(__IGB_TESTING, &adapter->state); |
|
1989 |
|
1990 /* can't do offline tests on media switching devices */ |
|
1991 if (adapter->hw.dev_spec._82575.mas_capable) |
|
1992 eth_test->flags &= ~ETH_TEST_FL_OFFLINE; |
|
1993 if (eth_test->flags == ETH_TEST_FL_OFFLINE) { |
|
1994 /* Offline tests */ |
|
1995 |
|
1996 /* save speed, duplex, autoneg settings */ |
|
1997 autoneg_advertised = adapter->hw.phy.autoneg_advertised; |
|
1998 forced_speed_duplex = adapter->hw.mac.forced_speed_duplex; |
|
1999 autoneg = adapter->hw.mac.autoneg; |
|
2000 |
|
2001 dev_info(&adapter->pdev->dev, "offline testing starting\n"); |
|
2002 |
|
2003 /* power up link for link test */ |
|
2004 igb_power_up_link(adapter); |
|
2005 |
|
2006 /* Link test performed before hardware reset so autoneg doesn't |
|
2007 * interfere with test result |
|
2008 */ |
|
2009 if (igb_link_test(adapter, &data[4])) |
|
2010 eth_test->flags |= ETH_TEST_FL_FAILED; |
|
2011 |
|
2012 if (if_running) |
|
2013 /* indicate we're in test mode */ |
|
2014 dev_close(netdev); |
|
2015 else |
|
2016 igb_reset(adapter); |
|
2017 |
|
2018 if (igb_reg_test(adapter, &data[0])) |
|
2019 eth_test->flags |= ETH_TEST_FL_FAILED; |
|
2020 |
|
2021 igb_reset(adapter); |
|
2022 if (igb_eeprom_test(adapter, &data[1])) |
|
2023 eth_test->flags |= ETH_TEST_FL_FAILED; |
|
2024 |
|
2025 igb_reset(adapter); |
|
2026 if (igb_intr_test(adapter, &data[2])) |
|
2027 eth_test->flags |= ETH_TEST_FL_FAILED; |
|
2028 |
|
2029 igb_reset(adapter); |
|
2030 /* power up link for loopback test */ |
|
2031 igb_power_up_link(adapter); |
|
2032 if (igb_loopback_test(adapter, &data[3])) |
|
2033 eth_test->flags |= ETH_TEST_FL_FAILED; |
|
2034 |
|
2035 /* restore speed, duplex, autoneg settings */ |
|
2036 adapter->hw.phy.autoneg_advertised = autoneg_advertised; |
|
2037 adapter->hw.mac.forced_speed_duplex = forced_speed_duplex; |
|
2038 adapter->hw.mac.autoneg = autoneg; |
|
2039 |
|
2040 /* force this routine to wait until autoneg complete/timeout */ |
|
2041 adapter->hw.phy.autoneg_wait_to_complete = true; |
|
2042 igb_reset(adapter); |
|
2043 adapter->hw.phy.autoneg_wait_to_complete = false; |
|
2044 |
|
2045 clear_bit(__IGB_TESTING, &adapter->state); |
|
2046 if (if_running) |
|
2047 dev_open(netdev); |
|
2048 } else { |
|
2049 dev_info(&adapter->pdev->dev, "online testing starting\n"); |
|
2050 |
|
2051 /* PHY is powered down when interface is down */ |
|
2052 if (if_running && igb_link_test(adapter, &data[4])) |
|
2053 eth_test->flags |= ETH_TEST_FL_FAILED; |
|
2054 else |
|
2055 data[4] = 0; |
|
2056 |
|
2057 /* Online tests aren't run; pass by default */ |
|
2058 data[0] = 0; |
|
2059 data[1] = 0; |
|
2060 data[2] = 0; |
|
2061 data[3] = 0; |
|
2062 |
|
2063 clear_bit(__IGB_TESTING, &adapter->state); |
|
2064 } |
|
2065 msleep_interruptible(4 * 1000); |
|
2066 } |
|
2067 |
|
2068 static void igb_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) |
|
2069 { |
|
2070 struct igb_adapter *adapter = netdev_priv(netdev); |
|
2071 |
|
2072 wol->wolopts = 0; |
|
2073 |
|
2074 if (!(adapter->flags & IGB_FLAG_WOL_SUPPORTED)) |
|
2075 return; |
|
2076 |
|
2077 wol->supported = WAKE_UCAST | WAKE_MCAST | |
|
2078 WAKE_BCAST | WAKE_MAGIC | |
|
2079 WAKE_PHY; |
|
2080 |
|
2081 /* apply any specific unsupported masks here */ |
|
2082 switch (adapter->hw.device_id) { |
|
2083 default: |
|
2084 break; |
|
2085 } |
|
2086 |
|
2087 if (adapter->wol & E1000_WUFC_EX) |
|
2088 wol->wolopts |= WAKE_UCAST; |
|
2089 if (adapter->wol & E1000_WUFC_MC) |
|
2090 wol->wolopts |= WAKE_MCAST; |
|
2091 if (adapter->wol & E1000_WUFC_BC) |
|
2092 wol->wolopts |= WAKE_BCAST; |
|
2093 if (adapter->wol & E1000_WUFC_MAG) |
|
2094 wol->wolopts |= WAKE_MAGIC; |
|
2095 if (adapter->wol & E1000_WUFC_LNKC) |
|
2096 wol->wolopts |= WAKE_PHY; |
|
2097 } |
|
2098 |
|
2099 static int igb_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) |
|
2100 { |
|
2101 struct igb_adapter *adapter = netdev_priv(netdev); |
|
2102 |
|
2103 if (wol->wolopts & (WAKE_ARP | WAKE_MAGICSECURE)) |
|
2104 return -EOPNOTSUPP; |
|
2105 |
|
2106 if (!(adapter->flags & IGB_FLAG_WOL_SUPPORTED)) |
|
2107 return wol->wolopts ? -EOPNOTSUPP : 0; |
|
2108 |
|
2109 /* these settings will always override what we currently have */ |
|
2110 adapter->wol = 0; |
|
2111 |
|
2112 if (wol->wolopts & WAKE_UCAST) |
|
2113 adapter->wol |= E1000_WUFC_EX; |
|
2114 if (wol->wolopts & WAKE_MCAST) |
|
2115 adapter->wol |= E1000_WUFC_MC; |
|
2116 if (wol->wolopts & WAKE_BCAST) |
|
2117 adapter->wol |= E1000_WUFC_BC; |
|
2118 if (wol->wolopts & WAKE_MAGIC) |
|
2119 adapter->wol |= E1000_WUFC_MAG; |
|
2120 if (wol->wolopts & WAKE_PHY) |
|
2121 adapter->wol |= E1000_WUFC_LNKC; |
|
2122 device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); |
|
2123 |
|
2124 return 0; |
|
2125 } |
|
2126 |
|
2127 /* bit defines for adapter->led_status */ |
|
2128 #define IGB_LED_ON 0 |
|
2129 |
|
2130 static int igb_set_phys_id(struct net_device *netdev, |
|
2131 enum ethtool_phys_id_state state) |
|
2132 { |
|
2133 struct igb_adapter *adapter = netdev_priv(netdev); |
|
2134 struct e1000_hw *hw = &adapter->hw; |
|
2135 |
|
2136 switch (state) { |
|
2137 case ETHTOOL_ID_ACTIVE: |
|
2138 igb_blink_led(hw); |
|
2139 return 2; |
|
2140 case ETHTOOL_ID_ON: |
|
2141 igb_blink_led(hw); |
|
2142 break; |
|
2143 case ETHTOOL_ID_OFF: |
|
2144 igb_led_off(hw); |
|
2145 break; |
|
2146 case ETHTOOL_ID_INACTIVE: |
|
2147 igb_led_off(hw); |
|
2148 clear_bit(IGB_LED_ON, &adapter->led_status); |
|
2149 igb_cleanup_led(hw); |
|
2150 break; |
|
2151 } |
|
2152 |
|
2153 return 0; |
|
2154 } |
|
2155 |
|
2156 static int igb_set_coalesce(struct net_device *netdev, |
|
2157 struct ethtool_coalesce *ec) |
|
2158 { |
|
2159 struct igb_adapter *adapter = netdev_priv(netdev); |
|
2160 int i; |
|
2161 |
|
2162 if ((ec->rx_coalesce_usecs > IGB_MAX_ITR_USECS) || |
|
2163 ((ec->rx_coalesce_usecs > 3) && |
|
2164 (ec->rx_coalesce_usecs < IGB_MIN_ITR_USECS)) || |
|
2165 (ec->rx_coalesce_usecs == 2)) |
|
2166 return -EINVAL; |
|
2167 |
|
2168 if ((ec->tx_coalesce_usecs > IGB_MAX_ITR_USECS) || |
|
2169 ((ec->tx_coalesce_usecs > 3) && |
|
2170 (ec->tx_coalesce_usecs < IGB_MIN_ITR_USECS)) || |
|
2171 (ec->tx_coalesce_usecs == 2)) |
|
2172 return -EINVAL; |
|
2173 |
|
2174 if ((adapter->flags & IGB_FLAG_QUEUE_PAIRS) && ec->tx_coalesce_usecs) |
|
2175 return -EINVAL; |
|
2176 |
|
2177 /* If ITR is disabled, disable DMAC */ |
|
2178 if (ec->rx_coalesce_usecs == 0) { |
|
2179 if (adapter->flags & IGB_FLAG_DMAC) |
|
2180 adapter->flags &= ~IGB_FLAG_DMAC; |
|
2181 } |
|
2182 |
|
2183 /* convert to rate of irq's per second */ |
|
2184 if (ec->rx_coalesce_usecs && ec->rx_coalesce_usecs <= 3) |
|
2185 adapter->rx_itr_setting = ec->rx_coalesce_usecs; |
|
2186 else |
|
2187 adapter->rx_itr_setting = ec->rx_coalesce_usecs << 2; |
|
2188 |
|
2189 /* convert to rate of irq's per second */ |
|
2190 if (adapter->flags & IGB_FLAG_QUEUE_PAIRS) |
|
2191 adapter->tx_itr_setting = adapter->rx_itr_setting; |
|
2192 else if (ec->tx_coalesce_usecs && ec->tx_coalesce_usecs <= 3) |
|
2193 adapter->tx_itr_setting = ec->tx_coalesce_usecs; |
|
2194 else |
|
2195 adapter->tx_itr_setting = ec->tx_coalesce_usecs << 2; |
|
2196 |
|
2197 for (i = 0; i < adapter->num_q_vectors; i++) { |
|
2198 struct igb_q_vector *q_vector = adapter->q_vector[i]; |
|
2199 q_vector->tx.work_limit = adapter->tx_work_limit; |
|
2200 if (q_vector->rx.ring) |
|
2201 q_vector->itr_val = adapter->rx_itr_setting; |
|
2202 else |
|
2203 q_vector->itr_val = adapter->tx_itr_setting; |
|
2204 if (q_vector->itr_val && q_vector->itr_val <= 3) |
|
2205 q_vector->itr_val = IGB_START_ITR; |
|
2206 q_vector->set_itr = 1; |
|
2207 } |
|
2208 |
|
2209 return 0; |
|
2210 } |
|
2211 |
|
2212 static int igb_get_coalesce(struct net_device *netdev, |
|
2213 struct ethtool_coalesce *ec) |
|
2214 { |
|
2215 struct igb_adapter *adapter = netdev_priv(netdev); |
|
2216 |
|
2217 if (adapter->rx_itr_setting <= 3) |
|
2218 ec->rx_coalesce_usecs = adapter->rx_itr_setting; |
|
2219 else |
|
2220 ec->rx_coalesce_usecs = adapter->rx_itr_setting >> 2; |
|
2221 |
|
2222 if (!(adapter->flags & IGB_FLAG_QUEUE_PAIRS)) { |
|
2223 if (adapter->tx_itr_setting <= 3) |
|
2224 ec->tx_coalesce_usecs = adapter->tx_itr_setting; |
|
2225 else |
|
2226 ec->tx_coalesce_usecs = adapter->tx_itr_setting >> 2; |
|
2227 } |
|
2228 |
|
2229 return 0; |
|
2230 } |
|
2231 |
|
2232 static int igb_nway_reset(struct net_device *netdev) |
|
2233 { |
|
2234 struct igb_adapter *adapter = netdev_priv(netdev); |
|
2235 if (netif_running(netdev)) |
|
2236 igb_reinit_locked(adapter); |
|
2237 return 0; |
|
2238 } |
|
2239 |
|
2240 static int igb_get_sset_count(struct net_device *netdev, int sset) |
|
2241 { |
|
2242 switch (sset) { |
|
2243 case ETH_SS_STATS: |
|
2244 return IGB_STATS_LEN; |
|
2245 case ETH_SS_TEST: |
|
2246 return IGB_TEST_LEN; |
|
2247 default: |
|
2248 return -ENOTSUPP; |
|
2249 } |
|
2250 } |
|
2251 |
|
2252 static void igb_get_ethtool_stats(struct net_device *netdev, |
|
2253 struct ethtool_stats *stats, u64 *data) |
|
2254 { |
|
2255 struct igb_adapter *adapter = netdev_priv(netdev); |
|
2256 struct rtnl_link_stats64 *net_stats = &adapter->stats64; |
|
2257 unsigned int start; |
|
2258 struct igb_ring *ring; |
|
2259 int i, j; |
|
2260 char *p; |
|
2261 |
|
2262 spin_lock(&adapter->stats64_lock); |
|
2263 igb_update_stats(adapter, net_stats); |
|
2264 |
|
2265 for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) { |
|
2266 p = (char *)adapter + igb_gstrings_stats[i].stat_offset; |
|
2267 data[i] = (igb_gstrings_stats[i].sizeof_stat == |
|
2268 sizeof(u64)) ? *(u64 *)p : *(u32 *)p; |
|
2269 } |
|
2270 for (j = 0; j < IGB_NETDEV_STATS_LEN; j++, i++) { |
|
2271 p = (char *)net_stats + igb_gstrings_net_stats[j].stat_offset; |
|
2272 data[i] = (igb_gstrings_net_stats[j].sizeof_stat == |
|
2273 sizeof(u64)) ? *(u64 *)p : *(u32 *)p; |
|
2274 } |
|
2275 for (j = 0; j < adapter->num_tx_queues; j++) { |
|
2276 u64 restart2; |
|
2277 |
|
2278 ring = adapter->tx_ring[j]; |
|
2279 do { |
|
2280 start = u64_stats_fetch_begin_irq(&ring->tx_syncp); |
|
2281 data[i] = ring->tx_stats.packets; |
|
2282 data[i+1] = ring->tx_stats.bytes; |
|
2283 data[i+2] = ring->tx_stats.restart_queue; |
|
2284 } while (u64_stats_fetch_retry_irq(&ring->tx_syncp, start)); |
|
2285 do { |
|
2286 start = u64_stats_fetch_begin_irq(&ring->tx_syncp2); |
|
2287 restart2 = ring->tx_stats.restart_queue2; |
|
2288 } while (u64_stats_fetch_retry_irq(&ring->tx_syncp2, start)); |
|
2289 data[i+2] += restart2; |
|
2290 |
|
2291 i += IGB_TX_QUEUE_STATS_LEN; |
|
2292 } |
|
2293 for (j = 0; j < adapter->num_rx_queues; j++) { |
|
2294 ring = adapter->rx_ring[j]; |
|
2295 do { |
|
2296 start = u64_stats_fetch_begin_irq(&ring->rx_syncp); |
|
2297 data[i] = ring->rx_stats.packets; |
|
2298 data[i+1] = ring->rx_stats.bytes; |
|
2299 data[i+2] = ring->rx_stats.drops; |
|
2300 data[i+3] = ring->rx_stats.csum_err; |
|
2301 data[i+4] = ring->rx_stats.alloc_failed; |
|
2302 } while (u64_stats_fetch_retry_irq(&ring->rx_syncp, start)); |
|
2303 i += IGB_RX_QUEUE_STATS_LEN; |
|
2304 } |
|
2305 spin_unlock(&adapter->stats64_lock); |
|
2306 } |
|
2307 |
|
2308 static void igb_get_strings(struct net_device *netdev, u32 stringset, u8 *data) |
|
2309 { |
|
2310 struct igb_adapter *adapter = netdev_priv(netdev); |
|
2311 u8 *p = data; |
|
2312 int i; |
|
2313 |
|
2314 switch (stringset) { |
|
2315 case ETH_SS_TEST: |
|
2316 memcpy(data, *igb_gstrings_test, |
|
2317 IGB_TEST_LEN*ETH_GSTRING_LEN); |
|
2318 break; |
|
2319 case ETH_SS_STATS: |
|
2320 for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) { |
|
2321 memcpy(p, igb_gstrings_stats[i].stat_string, |
|
2322 ETH_GSTRING_LEN); |
|
2323 p += ETH_GSTRING_LEN; |
|
2324 } |
|
2325 for (i = 0; i < IGB_NETDEV_STATS_LEN; i++) { |
|
2326 memcpy(p, igb_gstrings_net_stats[i].stat_string, |
|
2327 ETH_GSTRING_LEN); |
|
2328 p += ETH_GSTRING_LEN; |
|
2329 } |
|
2330 for (i = 0; i < adapter->num_tx_queues; i++) { |
|
2331 sprintf(p, "tx_queue_%u_packets", i); |
|
2332 p += ETH_GSTRING_LEN; |
|
2333 sprintf(p, "tx_queue_%u_bytes", i); |
|
2334 p += ETH_GSTRING_LEN; |
|
2335 sprintf(p, "tx_queue_%u_restart", i); |
|
2336 p += ETH_GSTRING_LEN; |
|
2337 } |
|
2338 for (i = 0; i < adapter->num_rx_queues; i++) { |
|
2339 sprintf(p, "rx_queue_%u_packets", i); |
|
2340 p += ETH_GSTRING_LEN; |
|
2341 sprintf(p, "rx_queue_%u_bytes", i); |
|
2342 p += ETH_GSTRING_LEN; |
|
2343 sprintf(p, "rx_queue_%u_drops", i); |
|
2344 p += ETH_GSTRING_LEN; |
|
2345 sprintf(p, "rx_queue_%u_csum_err", i); |
|
2346 p += ETH_GSTRING_LEN; |
|
2347 sprintf(p, "rx_queue_%u_alloc_failed", i); |
|
2348 p += ETH_GSTRING_LEN; |
|
2349 } |
|
2350 /* BUG_ON(p - data != IGB_STATS_LEN * ETH_GSTRING_LEN); */ |
|
2351 break; |
|
2352 } |
|
2353 } |
|
2354 |
|
2355 static int igb_get_ts_info(struct net_device *dev, |
|
2356 struct ethtool_ts_info *info) |
|
2357 { |
|
2358 struct igb_adapter *adapter = netdev_priv(dev); |
|
2359 |
|
2360 if (adapter->ptp_clock) |
|
2361 info->phc_index = ptp_clock_index(adapter->ptp_clock); |
|
2362 else |
|
2363 info->phc_index = -1; |
|
2364 |
|
2365 switch (adapter->hw.mac.type) { |
|
2366 case e1000_82575: |
|
2367 info->so_timestamping = |
|
2368 SOF_TIMESTAMPING_TX_SOFTWARE | |
|
2369 SOF_TIMESTAMPING_RX_SOFTWARE | |
|
2370 SOF_TIMESTAMPING_SOFTWARE; |
|
2371 return 0; |
|
2372 case e1000_82576: |
|
2373 case e1000_82580: |
|
2374 case e1000_i350: |
|
2375 case e1000_i354: |
|
2376 case e1000_i210: |
|
2377 case e1000_i211: |
|
2378 info->so_timestamping = |
|
2379 SOF_TIMESTAMPING_TX_SOFTWARE | |
|
2380 SOF_TIMESTAMPING_RX_SOFTWARE | |
|
2381 SOF_TIMESTAMPING_SOFTWARE | |
|
2382 SOF_TIMESTAMPING_TX_HARDWARE | |
|
2383 SOF_TIMESTAMPING_RX_HARDWARE | |
|
2384 SOF_TIMESTAMPING_RAW_HARDWARE; |
|
2385 |
|
2386 info->tx_types = |
|
2387 (1 << HWTSTAMP_TX_OFF) | |
|
2388 (1 << HWTSTAMP_TX_ON); |
|
2389 |
|
2390 info->rx_filters = 1 << HWTSTAMP_FILTER_NONE; |
|
2391 |
|
2392 /* 82576 does not support timestamping all packets. */ |
|
2393 if (adapter->hw.mac.type >= e1000_82580) |
|
2394 info->rx_filters |= 1 << HWTSTAMP_FILTER_ALL; |
|
2395 else |
|
2396 info->rx_filters |= |
|
2397 (1 << HWTSTAMP_FILTER_PTP_V1_L4_SYNC) | |
|
2398 (1 << HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) | |
|
2399 (1 << HWTSTAMP_FILTER_PTP_V2_L2_SYNC) | |
|
2400 (1 << HWTSTAMP_FILTER_PTP_V2_L4_SYNC) | |
|
2401 (1 << HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ) | |
|
2402 (1 << HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ) | |
|
2403 (1 << HWTSTAMP_FILTER_PTP_V2_EVENT); |
|
2404 |
|
2405 return 0; |
|
2406 default: |
|
2407 return -EOPNOTSUPP; |
|
2408 } |
|
2409 } |
|
2410 |
|
2411 static int igb_get_rss_hash_opts(struct igb_adapter *adapter, |
|
2412 struct ethtool_rxnfc *cmd) |
|
2413 { |
|
2414 cmd->data = 0; |
|
2415 |
|
2416 /* Report default options for RSS on igb */ |
|
2417 switch (cmd->flow_type) { |
|
2418 case TCP_V4_FLOW: |
|
2419 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; |
|
2420 /* Fall through */ |
|
2421 case UDP_V4_FLOW: |
|
2422 if (adapter->flags & IGB_FLAG_RSS_FIELD_IPV4_UDP) |
|
2423 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; |
|
2424 /* Fall through */ |
|
2425 case SCTP_V4_FLOW: |
|
2426 case AH_ESP_V4_FLOW: |
|
2427 case AH_V4_FLOW: |
|
2428 case ESP_V4_FLOW: |
|
2429 case IPV4_FLOW: |
|
2430 cmd->data |= RXH_IP_SRC | RXH_IP_DST; |
|
2431 break; |
|
2432 case TCP_V6_FLOW: |
|
2433 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; |
|
2434 /* Fall through */ |
|
2435 case UDP_V6_FLOW: |
|
2436 if (adapter->flags & IGB_FLAG_RSS_FIELD_IPV6_UDP) |
|
2437 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; |
|
2438 /* Fall through */ |
|
2439 case SCTP_V6_FLOW: |
|
2440 case AH_ESP_V6_FLOW: |
|
2441 case AH_V6_FLOW: |
|
2442 case ESP_V6_FLOW: |
|
2443 case IPV6_FLOW: |
|
2444 cmd->data |= RXH_IP_SRC | RXH_IP_DST; |
|
2445 break; |
|
2446 default: |
|
2447 return -EINVAL; |
|
2448 } |
|
2449 |
|
2450 return 0; |
|
2451 } |
|
2452 |
|
2453 static int igb_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, |
|
2454 u32 *rule_locs) |
|
2455 { |
|
2456 struct igb_adapter *adapter = netdev_priv(dev); |
|
2457 int ret = -EOPNOTSUPP; |
|
2458 |
|
2459 switch (cmd->cmd) { |
|
2460 case ETHTOOL_GRXRINGS: |
|
2461 cmd->data = adapter->num_rx_queues; |
|
2462 ret = 0; |
|
2463 break; |
|
2464 case ETHTOOL_GRXFH: |
|
2465 ret = igb_get_rss_hash_opts(adapter, cmd); |
|
2466 break; |
|
2467 default: |
|
2468 break; |
|
2469 } |
|
2470 |
|
2471 return ret; |
|
2472 } |
|
2473 |
|
2474 #define UDP_RSS_FLAGS (IGB_FLAG_RSS_FIELD_IPV4_UDP | \ |
|
2475 IGB_FLAG_RSS_FIELD_IPV6_UDP) |
|
2476 static int igb_set_rss_hash_opt(struct igb_adapter *adapter, |
|
2477 struct ethtool_rxnfc *nfc) |
|
2478 { |
|
2479 u32 flags = adapter->flags; |
|
2480 |
|
2481 /* RSS does not support anything other than hashing |
|
2482 * to queues on src and dst IPs and ports |
|
2483 */ |
|
2484 if (nfc->data & ~(RXH_IP_SRC | RXH_IP_DST | |
|
2485 RXH_L4_B_0_1 | RXH_L4_B_2_3)) |
|
2486 return -EINVAL; |
|
2487 |
|
2488 switch (nfc->flow_type) { |
|
2489 case TCP_V4_FLOW: |
|
2490 case TCP_V6_FLOW: |
|
2491 if (!(nfc->data & RXH_IP_SRC) || |
|
2492 !(nfc->data & RXH_IP_DST) || |
|
2493 !(nfc->data & RXH_L4_B_0_1) || |
|
2494 !(nfc->data & RXH_L4_B_2_3)) |
|
2495 return -EINVAL; |
|
2496 break; |
|
2497 case UDP_V4_FLOW: |
|
2498 if (!(nfc->data & RXH_IP_SRC) || |
|
2499 !(nfc->data & RXH_IP_DST)) |
|
2500 return -EINVAL; |
|
2501 switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { |
|
2502 case 0: |
|
2503 flags &= ~IGB_FLAG_RSS_FIELD_IPV4_UDP; |
|
2504 break; |
|
2505 case (RXH_L4_B_0_1 | RXH_L4_B_2_3): |
|
2506 flags |= IGB_FLAG_RSS_FIELD_IPV4_UDP; |
|
2507 break; |
|
2508 default: |
|
2509 return -EINVAL; |
|
2510 } |
|
2511 break; |
|
2512 case UDP_V6_FLOW: |
|
2513 if (!(nfc->data & RXH_IP_SRC) || |
|
2514 !(nfc->data & RXH_IP_DST)) |
|
2515 return -EINVAL; |
|
2516 switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { |
|
2517 case 0: |
|
2518 flags &= ~IGB_FLAG_RSS_FIELD_IPV6_UDP; |
|
2519 break; |
|
2520 case (RXH_L4_B_0_1 | RXH_L4_B_2_3): |
|
2521 flags |= IGB_FLAG_RSS_FIELD_IPV6_UDP; |
|
2522 break; |
|
2523 default: |
|
2524 return -EINVAL; |
|
2525 } |
|
2526 break; |
|
2527 case AH_ESP_V4_FLOW: |
|
2528 case AH_V4_FLOW: |
|
2529 case ESP_V4_FLOW: |
|
2530 case SCTP_V4_FLOW: |
|
2531 case AH_ESP_V6_FLOW: |
|
2532 case AH_V6_FLOW: |
|
2533 case ESP_V6_FLOW: |
|
2534 case SCTP_V6_FLOW: |
|
2535 if (!(nfc->data & RXH_IP_SRC) || |
|
2536 !(nfc->data & RXH_IP_DST) || |
|
2537 (nfc->data & RXH_L4_B_0_1) || |
|
2538 (nfc->data & RXH_L4_B_2_3)) |
|
2539 return -EINVAL; |
|
2540 break; |
|
2541 default: |
|
2542 return -EINVAL; |
|
2543 } |
|
2544 |
|
2545 /* if we changed something we need to update flags */ |
|
2546 if (flags != adapter->flags) { |
|
2547 struct e1000_hw *hw = &adapter->hw; |
|
2548 u32 mrqc = rd32(E1000_MRQC); |
|
2549 |
|
2550 if ((flags & UDP_RSS_FLAGS) && |
|
2551 !(adapter->flags & UDP_RSS_FLAGS)) |
|
2552 dev_err(&adapter->pdev->dev, |
|
2553 "enabling UDP RSS: fragmented packets may arrive out of order to the stack above\n"); |
|
2554 |
|
2555 adapter->flags = flags; |
|
2556 |
|
2557 /* Perform hash on these packet types */ |
|
2558 mrqc |= E1000_MRQC_RSS_FIELD_IPV4 | |
|
2559 E1000_MRQC_RSS_FIELD_IPV4_TCP | |
|
2560 E1000_MRQC_RSS_FIELD_IPV6 | |
|
2561 E1000_MRQC_RSS_FIELD_IPV6_TCP; |
|
2562 |
|
2563 mrqc &= ~(E1000_MRQC_RSS_FIELD_IPV4_UDP | |
|
2564 E1000_MRQC_RSS_FIELD_IPV6_UDP); |
|
2565 |
|
2566 if (flags & IGB_FLAG_RSS_FIELD_IPV4_UDP) |
|
2567 mrqc |= E1000_MRQC_RSS_FIELD_IPV4_UDP; |
|
2568 |
|
2569 if (flags & IGB_FLAG_RSS_FIELD_IPV6_UDP) |
|
2570 mrqc |= E1000_MRQC_RSS_FIELD_IPV6_UDP; |
|
2571 |
|
2572 wr32(E1000_MRQC, mrqc); |
|
2573 } |
|
2574 |
|
2575 return 0; |
|
2576 } |
|
2577 |
|
2578 static int igb_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd) |
|
2579 { |
|
2580 struct igb_adapter *adapter = netdev_priv(dev); |
|
2581 int ret = -EOPNOTSUPP; |
|
2582 |
|
2583 switch (cmd->cmd) { |
|
2584 case ETHTOOL_SRXFH: |
|
2585 ret = igb_set_rss_hash_opt(adapter, cmd); |
|
2586 break; |
|
2587 default: |
|
2588 break; |
|
2589 } |
|
2590 |
|
2591 return ret; |
|
2592 } |
|
2593 |
|
2594 static int igb_get_eee(struct net_device *netdev, struct ethtool_eee *edata) |
|
2595 { |
|
2596 struct igb_adapter *adapter = netdev_priv(netdev); |
|
2597 struct e1000_hw *hw = &adapter->hw; |
|
2598 u32 ret_val; |
|
2599 u16 phy_data; |
|
2600 |
|
2601 if ((hw->mac.type < e1000_i350) || |
|
2602 (hw->phy.media_type != e1000_media_type_copper)) |
|
2603 return -EOPNOTSUPP; |
|
2604 |
|
2605 edata->supported = (SUPPORTED_1000baseT_Full | |
|
2606 SUPPORTED_100baseT_Full); |
|
2607 if (!hw->dev_spec._82575.eee_disable) |
|
2608 edata->advertised = |
|
2609 mmd_eee_adv_to_ethtool_adv_t(adapter->eee_advert); |
|
2610 |
|
2611 /* The IPCNFG and EEER registers are not supported on I354. */ |
|
2612 if (hw->mac.type == e1000_i354) { |
|
2613 igb_get_eee_status_i354(hw, (bool *)&edata->eee_active); |
|
2614 } else { |
|
2615 u32 eeer; |
|
2616 |
|
2617 eeer = rd32(E1000_EEER); |
|
2618 |
|
2619 /* EEE status on negotiated link */ |
|
2620 if (eeer & E1000_EEER_EEE_NEG) |
|
2621 edata->eee_active = true; |
|
2622 |
|
2623 if (eeer & E1000_EEER_TX_LPI_EN) |
|
2624 edata->tx_lpi_enabled = true; |
|
2625 } |
|
2626 |
|
2627 /* EEE Link Partner Advertised */ |
|
2628 switch (hw->mac.type) { |
|
2629 case e1000_i350: |
|
2630 ret_val = igb_read_emi_reg(hw, E1000_EEE_LP_ADV_ADDR_I350, |
|
2631 &phy_data); |
|
2632 if (ret_val) |
|
2633 return -ENODATA; |
|
2634 |
|
2635 edata->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(phy_data); |
|
2636 break; |
|
2637 case e1000_i354: |
|
2638 case e1000_i210: |
|
2639 case e1000_i211: |
|
2640 ret_val = igb_read_xmdio_reg(hw, E1000_EEE_LP_ADV_ADDR_I210, |
|
2641 E1000_EEE_LP_ADV_DEV_I210, |
|
2642 &phy_data); |
|
2643 if (ret_val) |
|
2644 return -ENODATA; |
|
2645 |
|
2646 edata->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(phy_data); |
|
2647 |
|
2648 break; |
|
2649 default: |
|
2650 break; |
|
2651 } |
|
2652 |
|
2653 edata->eee_enabled = !hw->dev_spec._82575.eee_disable; |
|
2654 |
|
2655 if ((hw->mac.type == e1000_i354) && |
|
2656 (edata->eee_enabled)) |
|
2657 edata->tx_lpi_enabled = true; |
|
2658 |
|
2659 /* Report correct negotiated EEE status for devices that |
|
2660 * wrongly report EEE at half-duplex |
|
2661 */ |
|
2662 if (adapter->link_duplex == HALF_DUPLEX) { |
|
2663 edata->eee_enabled = false; |
|
2664 edata->eee_active = false; |
|
2665 edata->tx_lpi_enabled = false; |
|
2666 edata->advertised &= ~edata->advertised; |
|
2667 } |
|
2668 |
|
2669 return 0; |
|
2670 } |
|
2671 |
|
2672 static int igb_set_eee(struct net_device *netdev, |
|
2673 struct ethtool_eee *edata) |
|
2674 { |
|
2675 struct igb_adapter *adapter = netdev_priv(netdev); |
|
2676 struct e1000_hw *hw = &adapter->hw; |
|
2677 struct ethtool_eee eee_curr; |
|
2678 bool adv1g_eee = true, adv100m_eee = true; |
|
2679 s32 ret_val; |
|
2680 |
|
2681 if ((hw->mac.type < e1000_i350) || |
|
2682 (hw->phy.media_type != e1000_media_type_copper)) |
|
2683 return -EOPNOTSUPP; |
|
2684 |
|
2685 memset(&eee_curr, 0, sizeof(struct ethtool_eee)); |
|
2686 |
|
2687 ret_val = igb_get_eee(netdev, &eee_curr); |
|
2688 if (ret_val) |
|
2689 return ret_val; |
|
2690 |
|
2691 if (eee_curr.eee_enabled) { |
|
2692 if (eee_curr.tx_lpi_enabled != edata->tx_lpi_enabled) { |
|
2693 dev_err(&adapter->pdev->dev, |
|
2694 "Setting EEE tx-lpi is not supported\n"); |
|
2695 return -EINVAL; |
|
2696 } |
|
2697 |
|
2698 /* Tx LPI timer is not implemented currently */ |
|
2699 if (edata->tx_lpi_timer) { |
|
2700 dev_err(&adapter->pdev->dev, |
|
2701 "Setting EEE Tx LPI timer is not supported\n"); |
|
2702 return -EINVAL; |
|
2703 } |
|
2704 |
|
2705 if (!edata->advertised || (edata->advertised & |
|
2706 ~(ADVERTISE_100_FULL | ADVERTISE_1000_FULL))) { |
|
2707 dev_err(&adapter->pdev->dev, |
|
2708 "EEE Advertisement supports only 100Tx and/or 100T full duplex\n"); |
|
2709 return -EINVAL; |
|
2710 } |
|
2711 adv100m_eee = !!(edata->advertised & ADVERTISE_100_FULL); |
|
2712 adv1g_eee = !!(edata->advertised & ADVERTISE_1000_FULL); |
|
2713 |
|
2714 } else if (!edata->eee_enabled) { |
|
2715 dev_err(&adapter->pdev->dev, |
|
2716 "Setting EEE options are not supported with EEE disabled\n"); |
|
2717 return -EINVAL; |
|
2718 } |
|
2719 |
|
2720 adapter->eee_advert = ethtool_adv_to_mmd_eee_adv_t(edata->advertised); |
|
2721 if (hw->dev_spec._82575.eee_disable != !edata->eee_enabled) { |
|
2722 hw->dev_spec._82575.eee_disable = !edata->eee_enabled; |
|
2723 adapter->flags |= IGB_FLAG_EEE; |
|
2724 |
|
2725 /* reset link */ |
|
2726 if (netif_running(netdev)) |
|
2727 igb_reinit_locked(adapter); |
|
2728 else |
|
2729 igb_reset(adapter); |
|
2730 } |
|
2731 |
|
2732 if (hw->mac.type == e1000_i354) |
|
2733 ret_val = igb_set_eee_i354(hw, adv1g_eee, adv100m_eee); |
|
2734 else |
|
2735 ret_val = igb_set_eee_i350(hw, adv1g_eee, adv100m_eee); |
|
2736 |
|
2737 if (ret_val) { |
|
2738 dev_err(&adapter->pdev->dev, |
|
2739 "Problem setting EEE advertisement options\n"); |
|
2740 return -EINVAL; |
|
2741 } |
|
2742 |
|
2743 return 0; |
|
2744 } |
|
2745 |
|
2746 static int igb_get_module_info(struct net_device *netdev, |
|
2747 struct ethtool_modinfo *modinfo) |
|
2748 { |
|
2749 struct igb_adapter *adapter = netdev_priv(netdev); |
|
2750 struct e1000_hw *hw = &adapter->hw; |
|
2751 u32 status = 0; |
|
2752 u16 sff8472_rev, addr_mode; |
|
2753 bool page_swap = false; |
|
2754 |
|
2755 if ((hw->phy.media_type == e1000_media_type_copper) || |
|
2756 (hw->phy.media_type == e1000_media_type_unknown)) |
|
2757 return -EOPNOTSUPP; |
|
2758 |
|
2759 /* Check whether we support SFF-8472 or not */ |
|
2760 status = igb_read_phy_reg_i2c(hw, IGB_SFF_8472_COMP, &sff8472_rev); |
|
2761 if (status) |
|
2762 return -EIO; |
|
2763 |
|
2764 /* addressing mode is not supported */ |
|
2765 status = igb_read_phy_reg_i2c(hw, IGB_SFF_8472_SWAP, &addr_mode); |
|
2766 if (status) |
|
2767 return -EIO; |
|
2768 |
|
2769 /* addressing mode is not supported */ |
|
2770 if ((addr_mode & 0xFF) & IGB_SFF_ADDRESSING_MODE) { |
|
2771 hw_dbg("Address change required to access page 0xA2, but not supported. Please report the module type to the driver maintainers.\n"); |
|
2772 page_swap = true; |
|
2773 } |
|
2774 |
|
2775 if ((sff8472_rev & 0xFF) == IGB_SFF_8472_UNSUP || page_swap) { |
|
2776 /* We have an SFP, but it does not support SFF-8472 */ |
|
2777 modinfo->type = ETH_MODULE_SFF_8079; |
|
2778 modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN; |
|
2779 } else { |
|
2780 /* We have an SFP which supports a revision of SFF-8472 */ |
|
2781 modinfo->type = ETH_MODULE_SFF_8472; |
|
2782 modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; |
|
2783 } |
|
2784 |
|
2785 return 0; |
|
2786 } |
|
2787 |
|
2788 static int igb_get_module_eeprom(struct net_device *netdev, |
|
2789 struct ethtool_eeprom *ee, u8 *data) |
|
2790 { |
|
2791 struct igb_adapter *adapter = netdev_priv(netdev); |
|
2792 struct e1000_hw *hw = &adapter->hw; |
|
2793 u32 status = 0; |
|
2794 u16 *dataword; |
|
2795 u16 first_word, last_word; |
|
2796 int i = 0; |
|
2797 |
|
2798 if (ee->len == 0) |
|
2799 return -EINVAL; |
|
2800 |
|
2801 first_word = ee->offset >> 1; |
|
2802 last_word = (ee->offset + ee->len - 1) >> 1; |
|
2803 |
|
2804 dataword = kmalloc(sizeof(u16) * (last_word - first_word + 1), |
|
2805 GFP_KERNEL); |
|
2806 if (!dataword) |
|
2807 return -ENOMEM; |
|
2808 |
|
2809 /* Read EEPROM block, SFF-8079/SFF-8472, word at a time */ |
|
2810 for (i = 0; i < last_word - first_word + 1; i++) { |
|
2811 status = igb_read_phy_reg_i2c(hw, first_word + i, &dataword[i]); |
|
2812 if (status) { |
|
2813 /* Error occurred while reading module */ |
|
2814 kfree(dataword); |
|
2815 return -EIO; |
|
2816 } |
|
2817 |
|
2818 be16_to_cpus(&dataword[i]); |
|
2819 } |
|
2820 |
|
2821 memcpy(data, (u8 *)dataword + (ee->offset & 1), ee->len); |
|
2822 kfree(dataword); |
|
2823 |
|
2824 return 0; |
|
2825 } |
|
2826 |
|
2827 static int igb_ethtool_begin(struct net_device *netdev) |
|
2828 { |
|
2829 struct igb_adapter *adapter = netdev_priv(netdev); |
|
2830 pm_runtime_get_sync(&adapter->pdev->dev); |
|
2831 return 0; |
|
2832 } |
|
2833 |
|
2834 static void igb_ethtool_complete(struct net_device *netdev) |
|
2835 { |
|
2836 struct igb_adapter *adapter = netdev_priv(netdev); |
|
2837 pm_runtime_put(&adapter->pdev->dev); |
|
2838 } |
|
2839 |
|
2840 static u32 igb_get_rxfh_indir_size(struct net_device *netdev) |
|
2841 { |
|
2842 return IGB_RETA_SIZE; |
|
2843 } |
|
2844 |
|
2845 static int igb_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key) |
|
2846 { |
|
2847 struct igb_adapter *adapter = netdev_priv(netdev); |
|
2848 int i; |
|
2849 |
|
2850 for (i = 0; i < IGB_RETA_SIZE; i++) |
|
2851 indir[i] = adapter->rss_indir_tbl[i]; |
|
2852 |
|
2853 return 0; |
|
2854 } |
|
2855 |
|
2856 void igb_write_rss_indir_tbl(struct igb_adapter *adapter) |
|
2857 { |
|
2858 struct e1000_hw *hw = &adapter->hw; |
|
2859 u32 reg = E1000_RETA(0); |
|
2860 u32 shift = 0; |
|
2861 int i = 0; |
|
2862 |
|
2863 switch (hw->mac.type) { |
|
2864 case e1000_82575: |
|
2865 shift = 6; |
|
2866 break; |
|
2867 case e1000_82576: |
|
2868 /* 82576 supports 2 RSS queues for SR-IOV */ |
|
2869 if (adapter->vfs_allocated_count) |
|
2870 shift = 3; |
|
2871 break; |
|
2872 default: |
|
2873 break; |
|
2874 } |
|
2875 |
|
2876 while (i < IGB_RETA_SIZE) { |
|
2877 u32 val = 0; |
|
2878 int j; |
|
2879 |
|
2880 for (j = 3; j >= 0; j--) { |
|
2881 val <<= 8; |
|
2882 val |= adapter->rss_indir_tbl[i + j]; |
|
2883 } |
|
2884 |
|
2885 wr32(reg, val << shift); |
|
2886 reg += 4; |
|
2887 i += 4; |
|
2888 } |
|
2889 } |
|
2890 |
|
2891 static int igb_set_rxfh(struct net_device *netdev, const u32 *indir, |
|
2892 const u8 *key) |
|
2893 { |
|
2894 struct igb_adapter *adapter = netdev_priv(netdev); |
|
2895 struct e1000_hw *hw = &adapter->hw; |
|
2896 int i; |
|
2897 u32 num_queues; |
|
2898 |
|
2899 num_queues = adapter->rss_queues; |
|
2900 |
|
2901 switch (hw->mac.type) { |
|
2902 case e1000_82576: |
|
2903 /* 82576 supports 2 RSS queues for SR-IOV */ |
|
2904 if (adapter->vfs_allocated_count) |
|
2905 num_queues = 2; |
|
2906 break; |
|
2907 default: |
|
2908 break; |
|
2909 } |
|
2910 |
|
2911 /* Verify user input. */ |
|
2912 for (i = 0; i < IGB_RETA_SIZE; i++) |
|
2913 if (indir[i] >= num_queues) |
|
2914 return -EINVAL; |
|
2915 |
|
2916 |
|
2917 for (i = 0; i < IGB_RETA_SIZE; i++) |
|
2918 adapter->rss_indir_tbl[i] = indir[i]; |
|
2919 |
|
2920 igb_write_rss_indir_tbl(adapter); |
|
2921 |
|
2922 return 0; |
|
2923 } |
|
2924 |
|
2925 static unsigned int igb_max_channels(struct igb_adapter *adapter) |
|
2926 { |
|
2927 struct e1000_hw *hw = &adapter->hw; |
|
2928 unsigned int max_combined = 0; |
|
2929 |
|
2930 switch (hw->mac.type) { |
|
2931 case e1000_i211: |
|
2932 max_combined = IGB_MAX_RX_QUEUES_I211; |
|
2933 break; |
|
2934 case e1000_82575: |
|
2935 case e1000_i210: |
|
2936 max_combined = IGB_MAX_RX_QUEUES_82575; |
|
2937 break; |
|
2938 case e1000_i350: |
|
2939 if (!!adapter->vfs_allocated_count) { |
|
2940 max_combined = 1; |
|
2941 break; |
|
2942 } |
|
2943 /* fall through */ |
|
2944 case e1000_82576: |
|
2945 if (!!adapter->vfs_allocated_count) { |
|
2946 max_combined = 2; |
|
2947 break; |
|
2948 } |
|
2949 /* fall through */ |
|
2950 case e1000_82580: |
|
2951 case e1000_i354: |
|
2952 default: |
|
2953 max_combined = IGB_MAX_RX_QUEUES; |
|
2954 break; |
|
2955 } |
|
2956 |
|
2957 return max_combined; |
|
2958 } |
|
2959 |
|
2960 static void igb_get_channels(struct net_device *netdev, |
|
2961 struct ethtool_channels *ch) |
|
2962 { |
|
2963 struct igb_adapter *adapter = netdev_priv(netdev); |
|
2964 |
|
2965 /* Report maximum channels */ |
|
2966 ch->max_combined = igb_max_channels(adapter); |
|
2967 |
|
2968 /* Report info for other vector */ |
|
2969 if (adapter->flags & IGB_FLAG_HAS_MSIX) { |
|
2970 ch->max_other = NON_Q_VECTORS; |
|
2971 ch->other_count = NON_Q_VECTORS; |
|
2972 } |
|
2973 |
|
2974 ch->combined_count = adapter->rss_queues; |
|
2975 } |
|
2976 |
|
2977 static int igb_set_channels(struct net_device *netdev, |
|
2978 struct ethtool_channels *ch) |
|
2979 { |
|
2980 struct igb_adapter *adapter = netdev_priv(netdev); |
|
2981 unsigned int count = ch->combined_count; |
|
2982 |
|
2983 /* Verify they are not requesting separate vectors */ |
|
2984 if (!count || ch->rx_count || ch->tx_count) |
|
2985 return -EINVAL; |
|
2986 |
|
2987 /* Verify other_count is valid and has not been changed */ |
|
2988 if (ch->other_count != NON_Q_VECTORS) |
|
2989 return -EINVAL; |
|
2990 |
|
2991 /* Verify the number of channels doesn't exceed hw limits */ |
|
2992 if (count > igb_max_channels(adapter)) |
|
2993 return -EINVAL; |
|
2994 |
|
2995 if (count != adapter->rss_queues) { |
|
2996 adapter->rss_queues = count; |
|
2997 |
|
2998 /* Hardware has to reinitialize queues and interrupts to |
|
2999 * match the new configuration. |
|
3000 */ |
|
3001 return igb_reinit_queues(adapter); |
|
3002 } |
|
3003 |
|
3004 return 0; |
|
3005 } |
|
3006 |
|
3007 static const struct ethtool_ops igb_ethtool_ops = { |
|
3008 .get_settings = igb_get_settings, |
|
3009 .set_settings = igb_set_settings, |
|
3010 .get_drvinfo = igb_get_drvinfo, |
|
3011 .get_regs_len = igb_get_regs_len, |
|
3012 .get_regs = igb_get_regs, |
|
3013 .get_wol = igb_get_wol, |
|
3014 .set_wol = igb_set_wol, |
|
3015 .get_msglevel = igb_get_msglevel, |
|
3016 .set_msglevel = igb_set_msglevel, |
|
3017 .nway_reset = igb_nway_reset, |
|
3018 .get_link = igb_get_link, |
|
3019 .get_eeprom_len = igb_get_eeprom_len, |
|
3020 .get_eeprom = igb_get_eeprom, |
|
3021 .set_eeprom = igb_set_eeprom, |
|
3022 .get_ringparam = igb_get_ringparam, |
|
3023 .set_ringparam = igb_set_ringparam, |
|
3024 .get_pauseparam = igb_get_pauseparam, |
|
3025 .set_pauseparam = igb_set_pauseparam, |
|
3026 .self_test = igb_diag_test, |
|
3027 .get_strings = igb_get_strings, |
|
3028 .set_phys_id = igb_set_phys_id, |
|
3029 .get_sset_count = igb_get_sset_count, |
|
3030 .get_ethtool_stats = igb_get_ethtool_stats, |
|
3031 .get_coalesce = igb_get_coalesce, |
|
3032 .set_coalesce = igb_set_coalesce, |
|
3033 .get_ts_info = igb_get_ts_info, |
|
3034 .get_rxnfc = igb_get_rxnfc, |
|
3035 .set_rxnfc = igb_set_rxnfc, |
|
3036 .get_eee = igb_get_eee, |
|
3037 .set_eee = igb_set_eee, |
|
3038 .get_module_info = igb_get_module_info, |
|
3039 .get_module_eeprom = igb_get_module_eeprom, |
|
3040 .get_rxfh_indir_size = igb_get_rxfh_indir_size, |
|
3041 .get_rxfh = igb_get_rxfh, |
|
3042 .set_rxfh = igb_set_rxfh, |
|
3043 .get_channels = igb_get_channels, |
|
3044 .set_channels = igb_set_channels, |
|
3045 .begin = igb_ethtool_begin, |
|
3046 .complete = igb_ethtool_complete, |
|
3047 }; |
|
3048 |
|
3049 void igb_set_ethtool_ops(struct net_device *netdev) |
|
3050 { |
|
3051 netdev->ethtool_ops = &igb_ethtool_ops; |
|
3052 } |