kernel/linux/kni/ethtool/igb/igb_ethtool.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*******************************************************************************
   3
   4   Intel(R) Gigabit Ethernet Linux driver
   5   Copyright(c) 2007-2013 Intel Corporation.
   6
   7   Contact Information:
   8   e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
   9   Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  10
  11 *******************************************************************************/
  12
  13 /* ethtool support for igb */
  14
  15 #include <linux/netdevice.h>
  16 #include <linux/vmalloc.h>
  17
  18 #ifdef SIOCETHTOOL
  19 #include <linux/ethtool.h>
  20 #ifdef CONFIG_PM_RUNTIME
  21 #include <linux/pm_runtime.h>
  22 #endif /* CONFIG_PM_RUNTIME */
  23 #include <linux/highmem.h>
  24
  25 #include "igb.h"
  26 #include "igb_regtest.h"
  27 #include <linux/if_vlan.h>
  28 #ifdef ETHTOOL_GEEE
  29 #include <linux/mdio.h>
  30 #endif
  31
  32 #ifdef ETHTOOL_OPS_COMPAT
  33 #include "kcompat_ethtool.c"
  34 #endif
  35 #ifdef ETHTOOL_GSTATS
  36 struct igb_stats {
  37         char stat_string[ETH_GSTRING_LEN];
  38         int sizeof_stat;
  39         int stat_offset;
  40 };
  41
  42 #define IGB_STAT(_name, _stat) { \
  43         .stat_string = _name, \
  44         .sizeof_stat = FIELD_SIZEOF(struct igb_adapter, _stat), \
  45         .stat_offset = offsetof(struct igb_adapter, _stat) \
  46 }
  47 static const struct igb_stats igb_gstrings_stats[] = {
  48         IGB_STAT("rx_packets", stats.gprc),
  49         IGB_STAT("tx_packets", stats.gptc),
  50         IGB_STAT("rx_bytes", stats.gorc),
  51         IGB_STAT("tx_bytes", stats.gotc),
  52         IGB_STAT("rx_broadcast", stats.bprc),
  53         IGB_STAT("tx_broadcast", stats.bptc),
  54         IGB_STAT("rx_multicast", stats.mprc),
  55         IGB_STAT("tx_multicast", stats.mptc),
  56         IGB_STAT("multicast", stats.mprc),
  57         IGB_STAT("collisions", stats.colc),
  58         IGB_STAT("rx_crc_errors", stats.crcerrs),
  59         IGB_STAT("rx_no_buffer_count", stats.rnbc),
  60         IGB_STAT("rx_missed_errors", stats.mpc),
  61         IGB_STAT("tx_aborted_errors", stats.ecol),
  62         IGB_STAT("tx_carrier_errors", stats.tncrs),
  63         IGB_STAT("tx_window_errors", stats.latecol),
  64         IGB_STAT("tx_abort_late_coll", stats.latecol),
  65         IGB_STAT("tx_deferred_ok", stats.dc),
  66         IGB_STAT("tx_single_coll_ok", stats.scc),
  67         IGB_STAT("tx_multi_coll_ok", stats.mcc),
  68         IGB_STAT("tx_timeout_count", tx_timeout_count),
  69         IGB_STAT("rx_long_length_errors", stats.roc),
  70         IGB_STAT("rx_short_length_errors", stats.ruc),
  71         IGB_STAT("rx_align_errors", stats.algnerrc),
  72         IGB_STAT("tx_tcp_seg_good", stats.tsctc),
  73         IGB_STAT("tx_tcp_seg_failed", stats.tsctfc),
  74         IGB_STAT("rx_flow_control_xon", stats.xonrxc),
  75         IGB_STAT("rx_flow_control_xoff", stats.xoffrxc),
  76         IGB_STAT("tx_flow_control_xon", stats.xontxc),
  77         IGB_STAT("tx_flow_control_xoff", stats.xofftxc),
  78         IGB_STAT("rx_long_byte_count", stats.gorc),
  79         IGB_STAT("tx_dma_out_of_sync", stats.doosync),
  80 #ifndef IGB_NO_LRO
  81         IGB_STAT("lro_aggregated", lro_stats.coal),
  82         IGB_STAT("lro_flushed", lro_stats.flushed),
  83 #endif /* IGB_LRO */
  84         IGB_STAT("tx_smbus", stats.mgptc),
  85         IGB_STAT("rx_smbus", stats.mgprc),
  86         IGB_STAT("dropped_smbus", stats.mgpdc),
  87         IGB_STAT("os2bmc_rx_by_bmc", stats.o2bgptc),
  88         IGB_STAT("os2bmc_tx_by_bmc", stats.b2ospc),
  89         IGB_STAT("os2bmc_tx_by_host", stats.o2bspc),
  90         IGB_STAT("os2bmc_rx_by_host", stats.b2ogprc),
  91 #ifdef HAVE_PTP_1588_CLOCK
  92         IGB_STAT("tx_hwtstamp_timeouts", tx_hwtstamp_timeouts),
  93         IGB_STAT("rx_hwtstamp_cleared", rx_hwtstamp_cleared),
  94 #endif /* HAVE_PTP_1588_CLOCK */
  95 };
  96
  97 #define IGB_NETDEV_STAT(_net_stat) { \
  98         .stat_string = #_net_stat, \
  99         .sizeof_stat = FIELD_SIZEOF(struct net_device_stats, _net_stat), \
 100         .stat_offset = offsetof(struct net_device_stats, _net_stat) \
 101 }
 102 static const struct igb_stats igb_gstrings_net_stats[] = {
 103         IGB_NETDEV_STAT(rx_errors),
 104         IGB_NETDEV_STAT(tx_errors),
 105         IGB_NETDEV_STAT(tx_dropped),
 106         IGB_NETDEV_STAT(rx_length_errors),
 107         IGB_NETDEV_STAT(rx_over_errors),
 108         IGB_NETDEV_STAT(rx_frame_errors),
 109         IGB_NETDEV_STAT(rx_fifo_errors),
 110         IGB_NETDEV_STAT(tx_fifo_errors),
 111         IGB_NETDEV_STAT(tx_heartbeat_errors)
 112 };
 113
 114 #define IGB_GLOBAL_STATS_LEN ARRAY_SIZE(igb_gstrings_stats)
 115 #define IGB_NETDEV_STATS_LEN ARRAY_SIZE(igb_gstrings_net_stats)
 116 #define IGB_RX_QUEUE_STATS_LEN \
 117         (sizeof(struct igb_rx_queue_stats) / sizeof(u64))
 118 #define IGB_TX_QUEUE_STATS_LEN \
 119         (sizeof(struct igb_tx_queue_stats) / sizeof(u64))
 120 #define IGB_QUEUE_STATS_LEN \
 121         ((((struct igb_adapter *)netdev_priv(netdev))->num_rx_queues * \
 122           IGB_RX_QUEUE_STATS_LEN) + \
 123          (((struct igb_adapter *)netdev_priv(netdev))->num_tx_queues * \
 124           IGB_TX_QUEUE_STATS_LEN))
 125 #define IGB_STATS_LEN \
 126         (IGB_GLOBAL_STATS_LEN + IGB_NETDEV_STATS_LEN + IGB_QUEUE_STATS_LEN)
 127
 128 #endif /* ETHTOOL_GSTATS */
 129 #ifdef ETHTOOL_TEST
 130 static const char igb_gstrings_test[][ETH_GSTRING_LEN] = {
 131         "Register test  (offline)", "Eeprom test    (offline)",
 132         "Interrupt test (offline)", "Loopback test  (offline)",
 133         "Link test   (on/offline)"
 134 };
 135 #define IGB_TEST_LEN (sizeof(igb_gstrings_test) / ETH_GSTRING_LEN)
 136 #endif /* ETHTOOL_TEST */
 137
 138 #ifndef ETHTOOL_GLINKSETTINGS
 139 static int igb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
 140 {
 141         struct igb_adapter *adapter = netdev_priv(netdev);
 142         struct e1000_hw *hw = &adapter->hw;
 143         u32 status;
 144
 145         if (hw->phy.media_type == e1000_media_type_copper) {
 146
 147                 ecmd->supported = (SUPPORTED_10baseT_Half |
 148                                    SUPPORTED_10baseT_Full |
 149                                    SUPPORTED_100baseT_Half |
 150                                    SUPPORTED_100baseT_Full |
 151                                    SUPPORTED_1000baseT_Full|
 152                                    SUPPORTED_Autoneg |
 153                                    SUPPORTED_TP |
 154                                    SUPPORTED_Pause);
 155                 ecmd->advertising = ADVERTISED_TP;
 156
 157                 if (hw->mac.autoneg == 1) {
 158                         ecmd->advertising |= ADVERTISED_Autoneg;
 159                         /* the e1000 autoneg seems to match ethtool nicely */
 160                         ecmd->advertising |= hw->phy.autoneg_advertised;
 161                 }
 162
 163                 ecmd->port = PORT_TP;
 164                 ecmd->phy_address = hw->phy.addr;
 165                 ecmd->transceiver = XCVR_INTERNAL;
 166
 167         } else {
 168                 ecmd->supported = (SUPPORTED_1000baseT_Full |
 169                                    SUPPORTED_100baseT_Full |
 170                                    SUPPORTED_FIBRE |
 171                                    SUPPORTED_Autoneg |
 172                                    SUPPORTED_Pause);
 173                 if (hw->mac.type == e1000_i354)
 174                         ecmd->supported |= (SUPPORTED_2500baseX_Full);
 175
 176                 ecmd->advertising = ADVERTISED_FIBRE;
 177
 178                 switch (adapter->link_speed) {
 179                 case SPEED_2500:
 180                         ecmd->advertising = ADVERTISED_2500baseX_Full;
 181                         break;
 182                 case SPEED_1000:
 183                         ecmd->advertising = ADVERTISED_1000baseT_Full;
 184                         break;
 185                 case SPEED_100:
 186                         ecmd->advertising = ADVERTISED_100baseT_Full;
 187                         break;
 188                 default:
 189                         break;
 190                 }
 191
 192                 if (hw->mac.autoneg == 1)
 193                         ecmd->advertising |= ADVERTISED_Autoneg;
 194
 195                 ecmd->port = PORT_FIBRE;
 196                 ecmd->transceiver = XCVR_EXTERNAL;
 197         }
 198
 199         if (hw->mac.autoneg != 1)
 200                 ecmd->advertising &= ~(ADVERTISED_Pause |
 201                                        ADVERTISED_Asym_Pause);
 202
 203         if (hw->fc.requested_mode == e1000_fc_full)
 204                 ecmd->advertising |= ADVERTISED_Pause;
 205         else if (hw->fc.requested_mode == e1000_fc_rx_pause)
 206                 ecmd->advertising |= (ADVERTISED_Pause |
 207                                       ADVERTISED_Asym_Pause);
 208         else if (hw->fc.requested_mode == e1000_fc_tx_pause)
 209                 ecmd->advertising |=  ADVERTISED_Asym_Pause;
 210         else
 211                 ecmd->advertising &= ~(ADVERTISED_Pause |
 212                                        ADVERTISED_Asym_Pause);
 213
 214         status = E1000_READ_REG(hw, E1000_STATUS);
 215
 216         if (status & E1000_STATUS_LU) {
 217                 if ((hw->mac.type == e1000_i354) &&
 218                     (status & E1000_STATUS_2P5_SKU) &&
 219                     !(status & E1000_STATUS_2P5_SKU_OVER))
 220                         ecmd->speed = SPEED_2500;
 221                 else if (status & E1000_STATUS_SPEED_1000)
 222                         ecmd->speed = SPEED_1000;
 223                 else if (status & E1000_STATUS_SPEED_100)
 224                         ecmd->speed = SPEED_100;
 225                 else
 226                         ecmd->speed = SPEED_10;
 227
 228                 if ((status & E1000_STATUS_FD) ||
 229                     hw->phy.media_type != e1000_media_type_copper)
 230                         ecmd->duplex = DUPLEX_FULL;
 231                 else
 232                         ecmd->duplex = DUPLEX_HALF;
 233
 234         } else {
 235                 ecmd->speed = -1;
 236                 ecmd->duplex = -1;
 237         }
 238
 239         if ((hw->phy.media_type == e1000_media_type_fiber) ||
 240             hw->mac.autoneg)
 241                 ecmd->autoneg = AUTONEG_ENABLE;
 242         else
 243                 ecmd->autoneg = AUTONEG_DISABLE;
 244 #ifdef ETH_TP_MDI_X
 245
 246         /* MDI-X => 2; MDI =>1; Invalid =>0 */
 247         if (hw->phy.media_type == e1000_media_type_copper)
 248                 ecmd->eth_tp_mdix = hw->phy.is_mdix ? ETH_TP_MDI_X :
 249                                                       ETH_TP_MDI;
 250         else
 251                 ecmd->eth_tp_mdix = ETH_TP_MDI_INVALID;
 252
 253 #ifdef ETH_TP_MDI_AUTO
 254         if (hw->phy.mdix == AUTO_ALL_MODES)
 255                 ecmd->eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO;
 256         else
 257                 ecmd->eth_tp_mdix_ctrl = hw->phy.mdix;
 258
 259 #endif
 260 #endif /* ETH_TP_MDI_X */
 261         return 0;
 262 }
 263 #endif
 264
 265 #ifndef ETHTOOL_SLINKSETTINGS
 266 static int igb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
 267 {
 268         struct igb_adapter *adapter = netdev_priv(netdev);
 269         struct e1000_hw *hw = &adapter->hw;
 270
 271         if (ecmd->duplex  == DUPLEX_HALF) {
 272                 if (!hw->dev_spec._82575.eee_disable)
 273                         dev_info(pci_dev_to_dev(adapter->pdev), "EEE disabled: not supported with half duplex\n");
 274                 hw->dev_spec._82575.eee_disable = true;
 275         } else {
 276                 if (hw->dev_spec._82575.eee_disable)
 277                         dev_info(pci_dev_to_dev(adapter->pdev), "EEE enabled\n");
 278                 hw->dev_spec._82575.eee_disable = false;
 279         }
 280
 281         /* When SoL/IDER sessions are active, autoneg/speed/duplex
 282          * cannot be changed */
 283         if (e1000_check_reset_block(hw)) {
 284                 dev_err(pci_dev_to_dev(adapter->pdev), "Cannot change link "
 285                         "characteristics when SoL/IDER is active.\n");
 286                 return -EINVAL;
 287         }
 288
 289 #ifdef ETH_TP_MDI_AUTO
 290         /*
 291          * MDI setting is only allowed when autoneg enabled because
 292          * some hardware doesn't allow MDI setting when speed or
 293          * duplex is forced.
 294          */
 295         if (ecmd->eth_tp_mdix_ctrl) {
 296                 if (hw->phy.media_type != e1000_media_type_copper)
 297                         return -EOPNOTSUPP;
 298
 299                 if ((ecmd->eth_tp_mdix_ctrl != ETH_TP_MDI_AUTO) &&
 300                     (ecmd->autoneg != AUTONEG_ENABLE)) {
 301                         dev_err(&adapter->pdev->dev, "forcing MDI/MDI-X state is not supported when link speed and/or duplex are forced\n");
 302                         return -EINVAL;
 303                 }
 304         }
 305
 306 #endif /* ETH_TP_MDI_AUTO */
 307         while (test_and_set_bit(__IGB_RESETTING, &adapter->state))
 308                 usleep_range(1000, 2000);
 309
 310         if (ecmd->autoneg == AUTONEG_ENABLE) {
 311                 hw->mac.autoneg = 1;
 312                 if (hw->phy.media_type == e1000_media_type_fiber) {
 313                         hw->phy.autoneg_advertised = ecmd->advertising |
 314                                                      ADVERTISED_FIBRE |
 315                                                      ADVERTISED_Autoneg;
 316                         switch (adapter->link_speed) {
 317                         case SPEED_2500:
 318                                 hw->phy.autoneg_advertised =
 319                                         ADVERTISED_2500baseX_Full;
 320                                 break;
 321                         case SPEED_1000:
 322                                 hw->phy.autoneg_advertised =
 323                                         ADVERTISED_1000baseT_Full;
 324                                 break;
 325                         case SPEED_100:
 326                                 hw->phy.autoneg_advertised =
 327                                         ADVERTISED_100baseT_Full;
 328                                 break;
 329                         default:
 330                                 break;
 331                         }
 332                 } else {
 333                         hw->phy.autoneg_advertised = ecmd->advertising |
 334                                                      ADVERTISED_TP |
 335                                                      ADVERTISED_Autoneg;
 336                 }
 337                 ecmd->advertising = hw->phy.autoneg_advertised;
 338                 if (adapter->fc_autoneg)
 339                         hw->fc.requested_mode = e1000_fc_default;
 340         } else {
 341                 if (igb_set_spd_dplx(adapter, ecmd->speed + ecmd->duplex)) {
 342                         clear_bit(__IGB_RESETTING, &adapter->state);
 343                         return -EINVAL;
 344                 }
 345         }
 346
 347 #ifdef ETH_TP_MDI_AUTO
 348         /* MDI-X => 2; MDI => 1; Auto => 3 */
 349         if (ecmd->eth_tp_mdix_ctrl) {
 350                 /* fix up the value for auto (3 => 0) as zero is mapped
 351                  * internally to auto
 352                  */
 353                 if (ecmd->eth_tp_mdix_ctrl == ETH_TP_MDI_AUTO)
 354                         hw->phy.mdix = AUTO_ALL_MODES;
 355                 else
 356                         hw->phy.mdix = ecmd->eth_tp_mdix_ctrl;
 357         }
 358
 359 #endif /* ETH_TP_MDI_AUTO */
 360         /* reset the link */
 361         if (netif_running(adapter->netdev)) {
 362                 igb_down(adapter);
 363                 igb_up(adapter);
 364         } else
 365                 igb_reset(adapter);
 366
 367         clear_bit(__IGB_RESETTING, &adapter->state);
 368         return 0;
 369 }
 370 #endif
 371
 372 static u32 igb_get_link(struct net_device *netdev)
 373 {
 374         struct igb_adapter *adapter = netdev_priv(netdev);
 375         struct e1000_mac_info *mac = &adapter->hw.mac;
 376
 377         /*
 378          * If the link is not reported up to netdev, interrupts are disabled,
 379          * and so the physical link state may have changed since we last
 380          * looked. Set get_link_status to make sure that the true link
 381          * state is interrogated, rather than pulling a cached and possibly
 382          * stale link state from the driver.
 383          */
 384         if (!netif_carrier_ok(netdev))
 385                 mac->get_link_status = 1;
 386
 387         return igb_has_link(adapter);
 388 }
 389
 390 static void igb_get_pauseparam(struct net_device *netdev,
 391                                struct ethtool_pauseparam *pause)
 392 {
 393         struct igb_adapter *adapter = netdev_priv(netdev);
 394         struct e1000_hw *hw = &adapter->hw;
 395
 396         pause->autoneg =
 397                 (adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE);
 398
 399         if (hw->fc.current_mode == e1000_fc_rx_pause)
 400                 pause->rx_pause = 1;
 401         else if (hw->fc.current_mode == e1000_fc_tx_pause)
 402                 pause->tx_pause = 1;
 403         else if (hw->fc.current_mode == e1000_fc_full) {
 404                 pause->rx_pause = 1;
 405                 pause->tx_pause = 1;
 406         }
 407 }
 408
 409 static int igb_set_pauseparam(struct net_device *netdev,
 410                               struct ethtool_pauseparam *pause)
 411 {
 412         struct igb_adapter *adapter = netdev_priv(netdev);
 413         struct e1000_hw *hw = &adapter->hw;
 414         int retval = 0;
 415
 416         adapter->fc_autoneg = pause->autoneg;
 417
 418         while (test_and_set_bit(__IGB_RESETTING, &adapter->state))
 419                 usleep_range(1000, 2000);
 420
 421         if (adapter->fc_autoneg == AUTONEG_ENABLE) {
 422                 hw->fc.requested_mode = e1000_fc_default;
 423                 if (netif_running(adapter->netdev)) {
 424                         igb_down(adapter);
 425                         igb_up(adapter);
 426                 } else {
 427                         igb_reset(adapter);
 428                 }
 429         } else {
 430                 if (pause->rx_pause && pause->tx_pause)
 431                         hw->fc.requested_mode = e1000_fc_full;
 432                 else if (pause->rx_pause && !pause->tx_pause)
 433                         hw->fc.requested_mode = e1000_fc_rx_pause;
 434                 else if (!pause->rx_pause && pause->tx_pause)
 435                         hw->fc.requested_mode = e1000_fc_tx_pause;
 436                 else if (!pause->rx_pause && !pause->tx_pause)
 437                         hw->fc.requested_mode = e1000_fc_none;
 438
 439                 hw->fc.current_mode = hw->fc.requested_mode;
 440
 441                 if (hw->phy.media_type == e1000_media_type_fiber) {
 442                         retval = hw->mac.ops.setup_link(hw);
 443                         /* implicit goto out */
 444                 } else {
 445                         retval = e1000_force_mac_fc(hw);
 446                         if (retval)
 447                                 goto out;
 448                         e1000_set_fc_watermarks_generic(hw);
 449                 }
 450         }
 451
 452 out:
 453         clear_bit(__IGB_RESETTING, &adapter->state);
 454         return retval;
 455 }
 456
 457 static u32 igb_get_msglevel(struct net_device *netdev)
 458 {
 459         struct igb_adapter *adapter = netdev_priv(netdev);
 460         return adapter->msg_enable;
 461 }
 462
 463 static void igb_set_msglevel(struct net_device *netdev, u32 data)
 464 {
 465         struct igb_adapter *adapter = netdev_priv(netdev);
 466         adapter->msg_enable = data;
 467 }
 468
 469 static int igb_get_regs_len(struct net_device *netdev)
 470 {
 471 #define IGB_REGS_LEN 555
 472         return IGB_REGS_LEN * sizeof(u32);
 473 }
 474
 475 static void igb_get_regs(struct net_device *netdev,
 476                          struct ethtool_regs *regs, void *p)
 477 {
 478         struct igb_adapter *adapter = netdev_priv(netdev);
 479         struct e1000_hw *hw = &adapter->hw;
 480         u32 *regs_buff = p;
 481         u8 i;
 482
 483         memset(p, 0, IGB_REGS_LEN * sizeof(u32));
 484
 485         regs->version = (1 << 24) | (hw->revision_id << 16) | hw->device_id;
 486
 487         /* General Registers */
 488         regs_buff[0] = E1000_READ_REG(hw, E1000_CTRL);
 489         regs_buff[1] = E1000_READ_REG(hw, E1000_STATUS);
 490         regs_buff[2] = E1000_READ_REG(hw, E1000_CTRL_EXT);
 491         regs_buff[3] = E1000_READ_REG(hw, E1000_MDIC);
 492         regs_buff[4] = E1000_READ_REG(hw, E1000_SCTL);
 493         regs_buff[5] = E1000_READ_REG(hw, E1000_CONNSW);
 494         regs_buff[6] = E1000_READ_REG(hw, E1000_VET);
 495         regs_buff[7] = E1000_READ_REG(hw, E1000_LEDCTL);
 496         regs_buff[8] = E1000_READ_REG(hw, E1000_PBA);
 497         regs_buff[9] = E1000_READ_REG(hw, E1000_PBS);
 498         regs_buff[10] = E1000_READ_REG(hw, E1000_FRTIMER);
 499         regs_buff[11] = E1000_READ_REG(hw, E1000_TCPTIMER);
 500
 501         /* NVM Register */
 502         regs_buff[12] = E1000_READ_REG(hw, E1000_EECD);
 503
 504         /* Interrupt */
 505         /* Reading EICS for EICR because they read the
 506          * same but EICS does not clear on read */
 507         regs_buff[13] = E1000_READ_REG(hw, E1000_EICS);
 508         regs_buff[14] = E1000_READ_REG(hw, E1000_EICS);
 509         regs_buff[15] = E1000_READ_REG(hw, E1000_EIMS);
 510         regs_buff[16] = E1000_READ_REG(hw, E1000_EIMC);
 511         regs_buff[17] = E1000_READ_REG(hw, E1000_EIAC);
 512         regs_buff[18] = E1000_READ_REG(hw, E1000_EIAM);
 513         /* Reading ICS for ICR because they read the
 514          * same but ICS does not clear on read */
 515         regs_buff[19] = E1000_READ_REG(hw, E1000_ICS);
 516         regs_buff[20] = E1000_READ_REG(hw, E1000_ICS);
 517         regs_buff[21] = E1000_READ_REG(hw, E1000_IMS);
 518         regs_buff[22] = E1000_READ_REG(hw, E1000_IMC);
 519         regs_buff[23] = E1000_READ_REG(hw, E1000_IAC);
 520         regs_buff[24] = E1000_READ_REG(hw, E1000_IAM);
 521         regs_buff[25] = E1000_READ_REG(hw, E1000_IMIRVP);
 522
 523         /* Flow Control */
 524         regs_buff[26] = E1000_READ_REG(hw, E1000_FCAL);
 525         regs_buff[27] = E1000_READ_REG(hw, E1000_FCAH);
 526         regs_buff[28] = E1000_READ_REG(hw, E1000_FCTTV);
 527         regs_buff[29] = E1000_READ_REG(hw, E1000_FCRTL);
 528         regs_buff[30] = E1000_READ_REG(hw, E1000_FCRTH);
 529         regs_buff[31] = E1000_READ_REG(hw, E1000_FCRTV);
 530
 531         /* Receive */
 532         regs_buff[32] = E1000_READ_REG(hw, E1000_RCTL);
 533         regs_buff[33] = E1000_READ_REG(hw, E1000_RXCSUM);
 534         regs_buff[34] = E1000_READ_REG(hw, E1000_RLPML);
 535         regs_buff[35] = E1000_READ_REG(hw, E1000_RFCTL);
 536         regs_buff[36] = E1000_READ_REG(hw, E1000_MRQC);
 537         regs_buff[37] = E1000_READ_REG(hw, E1000_VT_CTL);
 538
 539         /* Transmit */
 540         regs_buff[38] = E1000_READ_REG(hw, E1000_TCTL);
 541         regs_buff[39] = E1000_READ_REG(hw, E1000_TCTL_EXT);
 542         regs_buff[40] = E1000_READ_REG(hw, E1000_TIPG);
 543         regs_buff[41] = E1000_READ_REG(hw, E1000_DTXCTL);
 544
 545         /* Wake Up */
 546         regs_buff[42] = E1000_READ_REG(hw, E1000_WUC);
 547         regs_buff[43] = E1000_READ_REG(hw, E1000_WUFC);
 548         regs_buff[44] = E1000_READ_REG(hw, E1000_WUS);
 549         regs_buff[45] = E1000_READ_REG(hw, E1000_IPAV);
 550         regs_buff[46] = E1000_READ_REG(hw, E1000_WUPL);
 551
 552         /* MAC */
 553         regs_buff[47] = E1000_READ_REG(hw, E1000_PCS_CFG0);
 554         regs_buff[48] = E1000_READ_REG(hw, E1000_PCS_LCTL);
 555         regs_buff[49] = E1000_READ_REG(hw, E1000_PCS_LSTAT);
 556         regs_buff[50] = E1000_READ_REG(hw, E1000_PCS_ANADV);
 557         regs_buff[51] = E1000_READ_REG(hw, E1000_PCS_LPAB);
 558         regs_buff[52] = E1000_READ_REG(hw, E1000_PCS_NPTX);
 559         regs_buff[53] = E1000_READ_REG(hw, E1000_PCS_LPABNP);
 560
 561         /* Statistics */
 562         regs_buff[54] = adapter->stats.crcerrs;
 563         regs_buff[55] = adapter->stats.algnerrc;
 564         regs_buff[56] = adapter->stats.symerrs;
 565         regs_buff[57] = adapter->stats.rxerrc;
 566         regs_buff[58] = adapter->stats.mpc;
 567         regs_buff[59] = adapter->stats.scc;
 568         regs_buff[60] = adapter->stats.ecol;
 569         regs_buff[61] = adapter->stats.mcc;
 570         regs_buff[62] = adapter->stats.latecol;
 571         regs_buff[63] = adapter->stats.colc;
 572         regs_buff[64] = adapter->stats.dc;
 573         regs_buff[65] = adapter->stats.tncrs;
 574         regs_buff[66] = adapter->stats.sec;
 575         regs_buff[67] = adapter->stats.htdpmc;
 576         regs_buff[68] = adapter->stats.rlec;
 577         regs_buff[69] = adapter->stats.xonrxc;
 578         regs_buff[70] = adapter->stats.xontxc;
 579         regs_buff[71] = adapter->stats.xoffrxc;
 580         regs_buff[72] = adapter->stats.xofftxc;
 581         regs_buff[73] = adapter->stats.fcruc;
 582         regs_buff[74] = adapter->stats.prc64;
 583         regs_buff[75] = adapter->stats.prc127;
 584         regs_buff[76] = adapter->stats.prc255;
 585         regs_buff[77] = adapter->stats.prc511;
 586         regs_buff[78] = adapter->stats.prc1023;
 587         regs_buff[79] = adapter->stats.prc1522;
 588         regs_buff[80] = adapter->stats.gprc;
 589         regs_buff[81] = adapter->stats.bprc;
 590         regs_buff[82] = adapter->stats.mprc;
 591         regs_buff[83] = adapter->stats.gptc;
 592         regs_buff[84] = adapter->stats.gorc;
 593         regs_buff[86] = adapter->stats.gotc;
 594         regs_buff[88] = adapter->stats.rnbc;
 595         regs_buff[89] = adapter->stats.ruc;
 596         regs_buff[90] = adapter->stats.rfc;
 597         regs_buff[91] = adapter->stats.roc;
 598         regs_buff[92] = adapter->stats.rjc;
 599         regs_buff[93] = adapter->stats.mgprc;
 600         regs_buff[94] = adapter->stats.mgpdc;
 601         regs_buff[95] = adapter->stats.mgptc;
 602         regs_buff[96] = adapter->stats.tor;
 603         regs_buff[98] = adapter->stats.tot;
 604         regs_buff[100] = adapter->stats.tpr;
 605         regs_buff[101] = adapter->stats.tpt;
 606         regs_buff[102] = adapter->stats.ptc64;
 607         regs_buff[103] = adapter->stats.ptc127;
 608         regs_buff[104] = adapter->stats.ptc255;
 609         regs_buff[105] = adapter->stats.ptc511;
 610         regs_buff[106] = adapter->stats.ptc1023;
 611         regs_buff[107] = adapter->stats.ptc1522;
 612         regs_buff[108] = adapter->stats.mptc;
 613         regs_buff[109] = adapter->stats.bptc;
 614         regs_buff[110] = adapter->stats.tsctc;
 615         regs_buff[111] = adapter->stats.iac;
 616         regs_buff[112] = adapter->stats.rpthc;
 617         regs_buff[113] = adapter->stats.hgptc;
 618         regs_buff[114] = adapter->stats.hgorc;
 619         regs_buff[116] = adapter->stats.hgotc;
 620         regs_buff[118] = adapter->stats.lenerrs;
 621         regs_buff[119] = adapter->stats.scvpc;
 622         regs_buff[120] = adapter->stats.hrmpc;
 623
 624         for (i = 0; i < 4; i++)
 625                 regs_buff[121 + i] = E1000_READ_REG(hw, E1000_SRRCTL(i));
 626         for (i = 0; i < 4; i++)
 627                 regs_buff[125 + i] = E1000_READ_REG(hw, E1000_PSRTYPE(i));
 628         for (i = 0; i < 4; i++)
 629                 regs_buff[129 + i] = E1000_READ_REG(hw, E1000_RDBAL(i));
 630         for (i = 0; i < 4; i++)
 631                 regs_buff[133 + i] = E1000_READ_REG(hw, E1000_RDBAH(i));
 632         for (i = 0; i < 4; i++)
 633                 regs_buff[137 + i] = E1000_READ_REG(hw, E1000_RDLEN(i));
 634         for (i = 0; i < 4; i++)
 635                 regs_buff[141 + i] = E1000_READ_REG(hw, E1000_RDH(i));
 636         for (i = 0; i < 4; i++)
 637                 regs_buff[145 + i] = E1000_READ_REG(hw, E1000_RDT(i));
 638         for (i = 0; i < 4; i++)
 639                 regs_buff[149 + i] = E1000_READ_REG(hw, E1000_RXDCTL(i));
 640
 641         for (i = 0; i < 10; i++)
 642                 regs_buff[153 + i] = E1000_READ_REG(hw, E1000_EITR(i));
 643         for (i = 0; i < 8; i++)
 644                 regs_buff[163 + i] = E1000_READ_REG(hw, E1000_IMIR(i));
 645         for (i = 0; i < 8; i++)
 646                 regs_buff[171 + i] = E1000_READ_REG(hw, E1000_IMIREXT(i));
 647         for (i = 0; i < 16; i++)
 648                 regs_buff[179 + i] = E1000_READ_REG(hw, E1000_RAL(i));
 649         for (i = 0; i < 16; i++)
 650                 regs_buff[195 + i] = E1000_READ_REG(hw, E1000_RAH(i));
 651
 652         for (i = 0; i < 4; i++)
 653                 regs_buff[211 + i] = E1000_READ_REG(hw, E1000_TDBAL(i));
 654         for (i = 0; i < 4; i++)
 655                 regs_buff[215 + i] = E1000_READ_REG(hw, E1000_TDBAH(i));
 656         for (i = 0; i < 4; i++)
 657                 regs_buff[219 + i] = E1000_READ_REG(hw, E1000_TDLEN(i));
 658         for (i = 0; i < 4; i++)
 659                 regs_buff[223 + i] = E1000_READ_REG(hw, E1000_TDH(i));
 660         for (i = 0; i < 4; i++)
 661                 regs_buff[227 + i] = E1000_READ_REG(hw, E1000_TDT(i));
 662         for (i = 0; i < 4; i++)
 663                 regs_buff[231 + i] = E1000_READ_REG(hw, E1000_TXDCTL(i));
 664         for (i = 0; i < 4; i++)
 665                 regs_buff[235 + i] = E1000_READ_REG(hw, E1000_TDWBAL(i));
 666         for (i = 0; i < 4; i++)
 667                 regs_buff[239 + i] = E1000_READ_REG(hw, E1000_TDWBAH(i));
 668         for (i = 0; i < 4; i++)
 669                 regs_buff[243 + i] = E1000_READ_REG(hw, E1000_DCA_TXCTRL(i));
 670
 671         for (i = 0; i < 4; i++)
 672                 regs_buff[247 + i] = E1000_READ_REG(hw, E1000_IP4AT_REG(i));
 673         for (i = 0; i < 4; i++)
 674                 regs_buff[251 + i] = E1000_READ_REG(hw, E1000_IP6AT_REG(i));
 675         for (i = 0; i < 32; i++)
 676                 regs_buff[255 + i] = E1000_READ_REG(hw, E1000_WUPM_REG(i));
 677         for (i = 0; i < 128; i++)
 678                 regs_buff[287 + i] = E1000_READ_REG(hw, E1000_FFMT_REG(i));
 679         for (i = 0; i < 128; i++)
 680                 regs_buff[415 + i] = E1000_READ_REG(hw, E1000_FFVT_REG(i));
 681         for (i = 0; i < 4; i++)
 682                 regs_buff[543 + i] = E1000_READ_REG(hw, E1000_FFLT_REG(i));
 683
 684         regs_buff[547] = E1000_READ_REG(hw, E1000_TDFH);
 685         regs_buff[548] = E1000_READ_REG(hw, E1000_TDFT);
 686         regs_buff[549] = E1000_READ_REG(hw, E1000_TDFHS);
 687         regs_buff[550] = E1000_READ_REG(hw, E1000_TDFPC);
 688         if (hw->mac.type > e1000_82580) {
 689                 regs_buff[551] = adapter->stats.o2bgptc;
 690                 regs_buff[552] = adapter->stats.b2ospc;
 691                 regs_buff[553] = adapter->stats.o2bspc;
 692                 regs_buff[554] = adapter->stats.b2ogprc;
 693         }
 694 }
 695
 696 static int igb_get_eeprom_len(struct net_device *netdev)
 697 {
 698         struct igb_adapter *adapter = netdev_priv(netdev);
 699         return adapter->hw.nvm.word_size * 2;
 700 }
 701
 702 static int igb_get_eeprom(struct net_device *netdev,
 703                           struct ethtool_eeprom *eeprom, u8 *bytes)
 704 {
 705         struct igb_adapter *adapter = netdev_priv(netdev);
 706         struct e1000_hw *hw = &adapter->hw;
 707         u16 *eeprom_buff;
 708         int first_word, last_word;
 709         int ret_val = 0;
 710         u16 i;
 711
 712         if (eeprom->len == 0)
 713                 return -EINVAL;
 714
 715         eeprom->magic = hw->vendor_id | (hw->device_id << 16);
 716
 717         first_word = eeprom->offset >> 1;
 718         last_word = (eeprom->offset + eeprom->len - 1) >> 1;
 719
 720         eeprom_buff = kmalloc(sizeof(u16) *
 721                         (last_word - first_word + 1), GFP_KERNEL);
 722         if (!eeprom_buff)
 723                 return -ENOMEM;
 724
 725         if (hw->nvm.type == e1000_nvm_eeprom_spi)
 726                 ret_val = e1000_read_nvm(hw, first_word,
 727                                          last_word - first_word + 1,
 728                                          eeprom_buff);
 729         else {
 730                 for (i = 0; i < last_word - first_word + 1; i++) {
 731                         ret_val = e1000_read_nvm(hw, first_word + i, 1,
 732                                                  &eeprom_buff[i]);
 733                         if (ret_val)
 734                                 break;
 735                 }
 736         }
 737
 738         /* Device's eeprom is always little-endian, word addressable */
 739         for (i = 0; i < last_word - first_word + 1; i++)
 740                 eeprom_buff[i] = le16_to_cpu(eeprom_buff[i]);
 741
 742         memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1),
 743                         eeprom->len);
 744         kfree(eeprom_buff);
 745
 746         return ret_val;
 747 }
 748
 749 static int igb_set_eeprom(struct net_device *netdev,
 750                           struct ethtool_eeprom *eeprom, u8 *bytes)
 751 {
 752         struct igb_adapter *adapter = netdev_priv(netdev);
 753         struct e1000_hw *hw = &adapter->hw;
 754         u16 *eeprom_buff;
 755         void *ptr;
 756         int max_len, first_word, last_word, ret_val = 0;
 757         u16 i;
 758
 759         if (eeprom->len == 0)
 760                 return -EOPNOTSUPP;
 761
 762         if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16)))
 763                 return -EFAULT;
 764
 765         max_len = hw->nvm.word_size * 2;
 766
 767         first_word = eeprom->offset >> 1;
 768         last_word = (eeprom->offset + eeprom->len - 1) >> 1;
 769         eeprom_buff = kmalloc(max_len, GFP_KERNEL);
 770         if (!eeprom_buff)
 771                 return -ENOMEM;
 772
 773         ptr = (void *)eeprom_buff;
 774
 775         if (eeprom->offset & 1) {
 776                 /* need read/modify/write of first changed EEPROM word */
 777                 /* only the second byte of the word is being modified */
 778                 ret_val = e1000_read_nvm(hw, first_word, 1,
 779                                             &eeprom_buff[0]);
 780                 ptr++;
 781         }
 782         if (((eeprom->offset + eeprom->len) & 1) && (ret_val == 0)) {
 783                 /* need read/modify/write of last changed EEPROM word */
 784                 /* only the first byte of the word is being modified */
 785                 ret_val = e1000_read_nvm(hw, last_word, 1,
 786                           &eeprom_buff[last_word - first_word]);
 787         }
 788
 789         /* Device's eeprom is always little-endian, word addressable */
 790         for (i = 0; i < last_word - first_word + 1; i++)
 791                 le16_to_cpus(&eeprom_buff[i]);
 792
 793         memcpy(ptr, bytes, eeprom->len);
 794
 795         for (i = 0; i < last_word - first_word + 1; i++)
 796                 cpu_to_le16s(&eeprom_buff[i]);
 797
 798         ret_val = e1000_write_nvm(hw, first_word,
 799                                   last_word - first_word + 1, eeprom_buff);
 800
 801         /* Update the checksum if write succeeded.
 802          * and flush shadow RAM for 82573 controllers */
 803         if (ret_val == 0)
 804                 e1000_update_nvm_checksum(hw);
 805
 806         kfree(eeprom_buff);
 807         return ret_val;
 808 }
 809
 810 static void igb_get_drvinfo(struct net_device *netdev,
 811                             struct ethtool_drvinfo *drvinfo)
 812 {
 813         struct igb_adapter *adapter = netdev_priv(netdev);
 814
 815         strncpy(drvinfo->driver,  igb_driver_name, sizeof(drvinfo->driver) - 1);
 816         strncpy(drvinfo->version, igb_driver_version, sizeof(drvinfo->version) - 1);
 817
 818         strlcpy(drvinfo->fw_version, adapter->fw_version,
 819                 sizeof(drvinfo->fw_version));
 820         strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
 821                 sizeof(drvinfo->bus_info));
 822         drvinfo->n_stats = IGB_STATS_LEN;
 823         drvinfo->testinfo_len = IGB_TEST_LEN;
 824         drvinfo->regdump_len = igb_get_regs_len(netdev);
 825         drvinfo->eedump_len = igb_get_eeprom_len(netdev);
 826 }
 827
 828 static void igb_get_ringparam(struct net_device *netdev,
 829                               struct ethtool_ringparam *ring)
 830 {
 831         struct igb_adapter *adapter = netdev_priv(netdev);
 832
 833         ring->rx_max_pending = IGB_MAX_RXD;
 834         ring->tx_max_pending = IGB_MAX_TXD;
 835         ring->rx_mini_max_pending = 0;
 836         ring->rx_jumbo_max_pending = 0;
 837         ring->rx_pending = adapter->rx_ring_count;
 838         ring->tx_pending = adapter->tx_ring_count;
 839         ring->rx_mini_pending = 0;
 840         ring->rx_jumbo_pending = 0;
 841 }
 842
 843 static int igb_set_ringparam(struct net_device *netdev,
 844                              struct ethtool_ringparam *ring)
 845 {
 846         struct igb_adapter *adapter = netdev_priv(netdev);
 847         struct igb_ring *temp_ring;
 848         int i, err = 0;
 849         u16 new_rx_count, new_tx_count;
 850
 851         if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
 852                 return -EINVAL;
 853
 854         new_rx_count = min(ring->rx_pending, (u32)IGB_MAX_RXD);
 855         new_rx_count = max(new_rx_count, (u16)IGB_MIN_RXD);
 856         new_rx_count = ALIGN(new_rx_count, REQ_RX_DESCRIPTOR_MULTIPLE);
 857
 858         new_tx_count = min(ring->tx_pending, (u32)IGB_MAX_TXD);
 859         new_tx_count = max(new_tx_count, (u16)IGB_MIN_TXD);
 860         new_tx_count = ALIGN(new_tx_count, REQ_TX_DESCRIPTOR_MULTIPLE);
 861
 862         if ((new_tx_count == adapter->tx_ring_count) &&
 863             (new_rx_count == adapter->rx_ring_count)) {
 864                 /* nothing to do */
 865                 return 0;
 866         }
 867
 868         while (test_and_set_bit(__IGB_RESETTING, &adapter->state))
 869                 usleep_range(1000, 2000);
 870
 871         if (!netif_running(adapter->netdev)) {
 872                 for (i = 0; i < adapter->num_tx_queues; i++)
 873                         adapter->tx_ring[i]->count = new_tx_count;
 874                 for (i = 0; i < adapter->num_rx_queues; i++)
 875                         adapter->rx_ring[i]->count = new_rx_count;
 876                 adapter->tx_ring_count = new_tx_count;
 877                 adapter->rx_ring_count = new_rx_count;
 878                 goto clear_reset;
 879         }
 880
 881         if (adapter->num_tx_queues > adapter->num_rx_queues)
 882                 temp_ring = vmalloc(adapter->num_tx_queues * sizeof(struct igb_ring));
 883         else
 884                 temp_ring = vmalloc(adapter->num_rx_queues * sizeof(struct igb_ring));
 885
 886         if (!temp_ring) {
 887                 err = -ENOMEM;
 888                 goto clear_reset;
 889         }
 890
 891         igb_down(adapter);
 892
 893         /*
 894          * We can't just free everything and then setup again,
 895          * because the ISRs in MSI-X mode get passed pointers
 896          * to the tx and rx ring structs.
 897          */
 898         if (new_tx_count != adapter->tx_ring_count) {
 899                 for (i = 0; i < adapter->num_tx_queues; i++) {
 900                         memcpy(&temp_ring[i], adapter->tx_ring[i],
 901                                sizeof(struct igb_ring));
 902
 903                         temp_ring[i].count = new_tx_count;
 904                         err = igb_setup_tx_resources(&temp_ring[i]);
 905                         if (err) {
 906                                 while (i) {
 907                                         i--;
 908                                         igb_free_tx_resources(&temp_ring[i]);
 909                                 }
 910                                 goto err_setup;
 911                         }
 912                 }
 913
 914                 for (i = 0; i < adapter->num_tx_queues; i++) {
 915                         igb_free_tx_resources(adapter->tx_ring[i]);
 916
 917                         memcpy(adapter->tx_ring[i], &temp_ring[i],
 918                                sizeof(struct igb_ring));
 919                 }
 920
 921                 adapter->tx_ring_count = new_tx_count;
 922         }
 923
 924         if (new_rx_count != adapter->rx_ring_count) {
 925                 for (i = 0; i < adapter->num_rx_queues; i++) {
 926                         memcpy(&temp_ring[i], adapter->rx_ring[i],
 927                                sizeof(struct igb_ring));
 928
 929                         temp_ring[i].count = new_rx_count;
 930                         err = igb_setup_rx_resources(&temp_ring[i]);
 931                         if (err) {
 932                                 while (i) {
 933                                         i--;
 934                                         igb_free_rx_resources(&temp_ring[i]);
 935                                 }
 936                                 goto err_setup;
 937                         }
 938
 939                 }
 940
 941                 for (i = 0; i < adapter->num_rx_queues; i++) {
 942                         igb_free_rx_resources(adapter->rx_ring[i]);
 943
 944                         memcpy(adapter->rx_ring[i], &temp_ring[i],
 945                                sizeof(struct igb_ring));
 946                 }
 947
 948                 adapter->rx_ring_count = new_rx_count;
 949         }
 950 err_setup:
 951         igb_up(adapter);
 952         vfree(temp_ring);
 953 clear_reset:
 954         clear_bit(__IGB_RESETTING, &adapter->state);
 955         return err;
 956 }
 957 static bool reg_pattern_test(struct igb_adapter *adapter, u64 *data,
 958                              int reg, u32 mask, u32 write)
 959 {
 960         struct e1000_hw *hw = &adapter->hw;
 961         u32 pat, val;
 962         static const u32 _test[] =
 963                 {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF};
 964         for (pat = 0; pat < ARRAY_SIZE(_test); pat++) {
 965                 E1000_WRITE_REG(hw, reg, (_test[pat] & write));
 966                 val = E1000_READ_REG(hw, reg) & mask;
 967                 if (val != (_test[pat] & write & mask)) {
 968                         dev_err(pci_dev_to_dev(adapter->pdev), "pattern test reg %04X "
 969                                 "failed: got 0x%08X expected 0x%08X\n",
 970                                 E1000_REGISTER(hw, reg), val, (_test[pat] & write & mask));
 971                         *data = E1000_REGISTER(hw, reg);
 972                         return 1;
 973                 }
 974         }
 975
 976         return 0;
 977 }
 978
 979 static bool reg_set_and_check(struct igb_adapter *adapter, u64 *data,
 980                               int reg, u32 mask, u32 write)
 981 {
 982         struct e1000_hw *hw = &adapter->hw;
 983         u32 val;
 984         E1000_WRITE_REG(hw, reg, write & mask);
 985         val = E1000_READ_REG(hw, reg);
 986         if ((write & mask) != (val & mask)) {
 987                 dev_err(pci_dev_to_dev(adapter->pdev), "set/check reg %04X test failed:"
 988                         " got 0x%08X expected 0x%08X\n", reg,
 989                         (val & mask), (write & mask));
 990                 *data = E1000_REGISTER(hw, reg);
 991                 return 1;
 992         }
 993
 994         return 0;
 995 }
 996
 997 #define REG_PATTERN_TEST(reg, mask, write) \
 998         do { \
 999                 if (reg_pattern_test(adapter, data, reg, mask, write)) \
1000                         return 1; \
1001         } while (0)
1002
1003 #define REG_SET_AND_CHECK(reg, mask, write) \
1004         do { \
1005                 if (reg_set_and_check(adapter, data, reg, mask, write)) \
1006                         return 1; \
1007         } while (0)
1008
1009 static int igb_reg_test(struct igb_adapter *adapter, u64 *data)
1010 {
1011         struct e1000_hw *hw = &adapter->hw;
1012         struct igb_reg_test *test;
1013         u32 value, before, after;
1014         u32 i, toggle;
1015
1016         switch (adapter->hw.mac.type) {
1017         case e1000_i350:
1018         case e1000_i354:
1019                 test = reg_test_i350;
1020                 toggle = 0x7FEFF3FF;
1021                 break;
1022         case e1000_i210:
1023         case e1000_i211:
1024                 test = reg_test_i210;
1025                 toggle = 0x7FEFF3FF;
1026                 break;
1027         case e1000_82580:
1028                 test = reg_test_82580;
1029                 toggle = 0x7FEFF3FF;
1030                 break;
1031         case e1000_82576:
1032                 test = reg_test_82576;
1033                 toggle = 0x7FFFF3FF;
1034                 break;
1035         default:
1036                 test = reg_test_82575;
1037                 toggle = 0x7FFFF3FF;
1038                 break;
1039         }
1040
1041         /* Because the status register is such a special case,
1042          * we handle it separately from the rest of the register
1043          * tests.  Some bits are read-only, some toggle, and some
1044          * are writable on newer MACs.
1045          */
1046         before = E1000_READ_REG(hw, E1000_STATUS);
1047         value = (E1000_READ_REG(hw, E1000_STATUS) & toggle);
1048         E1000_WRITE_REG(hw, E1000_STATUS, toggle);
1049         after = E1000_READ_REG(hw, E1000_STATUS) & toggle;
1050         if (value != after) {
1051                 dev_err(pci_dev_to_dev(adapter->pdev), "failed STATUS register test "
1052                         "got: 0x%08X expected: 0x%08X\n", after, value);
1053                 *data = 1;
1054                 return 1;
1055         }
1056         /* restore previous status */
1057         E1000_WRITE_REG(hw, E1000_STATUS, before);
1058
1059         /* Perform the remainder of the register test, looping through
1060          * the test table until we either fail or reach the null entry.
1061          */
1062         while (test->reg) {
1063                 for (i = 0; i < test->array_len; i++) {
1064                         switch (test->test_type) {
1065                         case PATTERN_TEST:
1066                                 REG_PATTERN_TEST(test->reg +
1067                                                 (i * test->reg_offset),
1068                                                 test->mask,
1069                                                 test->write);
1070                                 break;
1071                         case SET_READ_TEST:
1072                                 REG_SET_AND_CHECK(test->reg +
1073                                                 (i * test->reg_offset),
1074                                                 test->mask,
1075                                                 test->write);
1076                                 break;
1077                         case WRITE_NO_TEST:
1078                                 writel(test->write,
1079                                        (adapter->hw.hw_addr + test->reg)
1080                                         + (i * test->reg_offset));
1081                                 break;
1082                         case TABLE32_TEST:
1083                                 REG_PATTERN_TEST(test->reg + (i * 4),
1084                                                 test->mask,
1085                                                 test->write);
1086                                 break;
1087                         case TABLE64_TEST_LO:
1088                                 REG_PATTERN_TEST(test->reg + (i * 8),
1089                                                 test->mask,
1090                                                 test->write);
1091                                 break;
1092                         case TABLE64_TEST_HI:
1093                                 REG_PATTERN_TEST((test->reg + 4) + (i * 8),
1094                                                 test->mask,
1095                                                 test->write);
1096                                 break;
1097                         }
1098                 }
1099                 test++;
1100         }
1101
1102         *data = 0;
1103         return 0;
1104 }
1105
1106 static int igb_eeprom_test(struct igb_adapter *adapter, u64 *data)
1107 {
1108         *data = 0;
1109
1110         /* Validate NVM checksum */
1111         if (e1000_validate_nvm_checksum(&adapter->hw) < 0)
1112                 *data = 2;
1113
1114         return *data;
1115 }
1116
1117 static irqreturn_t igb_test_intr(int irq, void *data)
1118 {
1119         struct igb_adapter *adapter = data;
1120         struct e1000_hw *hw = &adapter->hw;
1121
1122         adapter->test_icr |= E1000_READ_REG(hw, E1000_ICR);
1123
1124         return IRQ_HANDLED;
1125 }
1126
1127 static int igb_intr_test(struct igb_adapter *adapter, u64 *data)
1128 {
1129         struct e1000_hw *hw = &adapter->hw;
1130         struct net_device *netdev = adapter->netdev;
1131         u32 mask, ics_mask, i = 0, shared_int = TRUE;
1132         u32 irq = adapter->pdev->irq;
1133
1134         *data = 0;
1135
1136         /* Hook up test interrupt handler just for this test */
1137         if (adapter->msix_entries) {
1138                 if (request_irq(adapter->msix_entries[0].vector,
1139                                 &igb_test_intr, 0, netdev->name, adapter)) {
1140                         *data = 1;
1141                         return -1;
1142                 }
1143         } else if (adapter->flags & IGB_FLAG_HAS_MSI) {
1144                 shared_int = FALSE;
1145                 if (request_irq(irq,
1146                                 igb_test_intr, 0, netdev->name, adapter)) {
1147                         *data = 1;
1148                         return -1;
1149                 }
1150         } else if (!request_irq(irq, igb_test_intr, IRQF_PROBE_SHARED,
1151                                 netdev->name, adapter)) {
1152                 shared_int = FALSE;
1153         } else if (request_irq(irq, &igb_test_intr, IRQF_SHARED,
1154                  netdev->name, adapter)) {
1155                 *data = 1;
1156                 return -1;
1157         }
1158         dev_info(pci_dev_to_dev(adapter->pdev), "testing %s interrupt\n",
1159                  (shared_int ? "shared" : "unshared"));
1160
1161         /* Disable all the interrupts */
1162         E1000_WRITE_REG(hw, E1000_IMC, ~0);
1163         E1000_WRITE_FLUSH(hw);
1164         usleep_range(10000, 20000);
1165
1166         /* Define all writable bits for ICS */
1167         switch (hw->mac.type) {
1168         case e1000_82575:
1169                 ics_mask = 0x37F47EDD;
1170                 break;
1171         case e1000_82576:
1172                 ics_mask = 0x77D4FBFD;
1173                 break;
1174         case e1000_82580:
1175                 ics_mask = 0x77DCFED5;
1176                 break;
1177         case e1000_i350:
1178         case e1000_i354:
1179                 ics_mask = 0x77DCFED5;
1180                 break;
1181         case e1000_i210:
1182         case e1000_i211:
1183                 ics_mask = 0x774CFED5;
1184                 break;
1185         default:
1186                 ics_mask = 0x7FFFFFFF;
1187                 break;
1188         }
1189
1190         /* Test each interrupt */
1191         for (; i < 31; i++) {
1192                 /* Interrupt to test */
1193                 mask = 1 << i;
1194
1195                 if (!(mask & ics_mask))
1196                         continue;
1197
1198                 if (!shared_int) {
1199                         /* Disable the interrupt to be reported in
1200                          * the cause register and then force the same
1201                          * interrupt and see if one gets posted.  If
1202                          * an interrupt was posted to the bus, the
1203                          * test failed.
1204                          */
1205                         adapter->test_icr = 0;
1206
1207                         /* Flush any pending interrupts */
1208                         E1000_WRITE_REG(hw, E1000_ICR, ~0);
1209
1210                         E1000_WRITE_REG(hw, E1000_IMC, mask);
1211                         E1000_WRITE_REG(hw, E1000_ICS, mask);
1212                         E1000_WRITE_FLUSH(hw);
1213                         usleep_range(10000, 20000);
1214
1215                         if (adapter->test_icr & mask) {
1216                                 *data = 3;
1217                                 break;
1218                         }
1219                 }
1220
1221                 /* Enable the interrupt to be reported in
1222                  * the cause register and then force the same
1223                  * interrupt and see if one gets posted.  If
1224                  * an interrupt was not posted to the bus, the
1225                  * test failed.
1226                  */
1227                 adapter->test_icr = 0;
1228
1229                 /* Flush any pending interrupts */
1230                 E1000_WRITE_REG(hw, E1000_ICR, ~0);
1231
1232                 E1000_WRITE_REG(hw, E1000_IMS, mask);
1233                 E1000_WRITE_REG(hw, E1000_ICS, mask);
1234                 E1000_WRITE_FLUSH(hw);
1235                 usleep_range(10000, 20000);
1236
1237                 if (!(adapter->test_icr & mask)) {
1238                         *data = 4;
1239                         break;
1240                 }
1241
1242                 if (!shared_int) {
1243                         /* Disable the other interrupts to be reported in
1244                          * the cause register and then force the other
1245                          * interrupts and see if any get posted.  If
1246                          * an interrupt was posted to the bus, the
1247                          * test failed.
1248                          */
1249                         adapter->test_icr = 0;
1250
1251                         /* Flush any pending interrupts */
1252                         E1000_WRITE_REG(hw, E1000_ICR, ~0);
1253
1254                         E1000_WRITE_REG(hw, E1000_IMC, ~mask);
1255                         E1000_WRITE_REG(hw, E1000_ICS, ~mask);
1256                         E1000_WRITE_FLUSH(hw);
1257                         usleep_range(10000, 20000);
1258
1259                         if (adapter->test_icr & mask) {
1260                                 *data = 5;
1261                                 break;
1262                         }
1263                 }
1264         }
1265
1266         /* Disable all the interrupts */
1267         E1000_WRITE_REG(hw, E1000_IMC, ~0);
1268         E1000_WRITE_FLUSH(hw);
1269         usleep_range(10000, 20000);
1270
1271         /* Unhook test interrupt handler */
1272         if (adapter->msix_entries)
1273                 free_irq(adapter->msix_entries[0].vector, adapter);
1274         else
1275                 free_irq(irq, adapter);
1276
1277         return *data;
1278 }
1279
1280 static void igb_free_desc_rings(struct igb_adapter *adapter)
1281 {
1282         igb_free_tx_resources(&adapter->test_tx_ring);
1283         igb_free_rx_resources(&adapter->test_rx_ring);
1284 }
1285
1286 static int igb_setup_desc_rings(struct igb_adapter *adapter)
1287 {
1288         struct igb_ring *tx_ring = &adapter->test_tx_ring;
1289         struct igb_ring *rx_ring = &adapter->test_rx_ring;
1290         struct e1000_hw *hw = &adapter->hw;
1291         int ret_val;
1292
1293         /* Setup Tx descriptor ring and Tx buffers */
1294         tx_ring->count = IGB_DEFAULT_TXD;
1295         tx_ring->dev = pci_dev_to_dev(adapter->pdev);
1296         tx_ring->netdev = adapter->netdev;
1297         tx_ring->reg_idx = adapter->vfs_allocated_count;
1298
1299         if (igb_setup_tx_resources(tx_ring)) {
1300                 ret_val = 1;
1301                 goto err_nomem;
1302         }
1303
1304         igb_setup_tctl(adapter);
1305         igb_configure_tx_ring(adapter, tx_ring);
1306
1307         /* Setup Rx descriptor ring and Rx buffers */
1308         rx_ring->count = IGB_DEFAULT_RXD;
1309         rx_ring->dev = pci_dev_to_dev(adapter->pdev);
1310         rx_ring->netdev = adapter->netdev;
1311 #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT
1312         rx_ring->rx_buffer_len = IGB_RX_HDR_LEN;
1313 #endif
1314         rx_ring->reg_idx = adapter->vfs_allocated_count;
1315
1316         if (igb_setup_rx_resources(rx_ring)) {
1317                 ret_val = 2;
1318                 goto err_nomem;
1319         }
1320
1321         /* set the default queue to queue 0 of PF */
1322         E1000_WRITE_REG(hw, E1000_MRQC, adapter->vfs_allocated_count << 3);
1323
1324         /* enable receive ring */
1325         igb_setup_rctl(adapter);
1326         igb_configure_rx_ring(adapter, rx_ring);
1327
1328         igb_alloc_rx_buffers(rx_ring, igb_desc_unused(rx_ring));
1329
1330         return 0;
1331
1332 err_nomem:
1333         igb_free_desc_rings(adapter);
1334         return ret_val;
1335 }
1336
1337 static void igb_phy_disable_receiver(struct igb_adapter *adapter)
1338 {
1339         struct e1000_hw *hw = &adapter->hw;
1340
1341         /* Write out to PHY registers 29 and 30 to disable the Receiver. */
1342         e1000_write_phy_reg(hw, 29, 0x001F);
1343         e1000_write_phy_reg(hw, 30, 0x8FFC);
1344         e1000_write_phy_reg(hw, 29, 0x001A);
1345         e1000_write_phy_reg(hw, 30, 0x8FF0);
1346 }
1347
1348 static int igb_integrated_phy_loopback(struct igb_adapter *adapter)
1349 {
1350         struct e1000_hw *hw = &adapter->hw;
1351         u32 ctrl_reg = 0;
1352
1353         hw->mac.autoneg = FALSE;
1354
1355         if (hw->phy.type == e1000_phy_m88) {
1356                 if (hw->phy.id != I210_I_PHY_ID) {
1357                         /* Auto-MDI/MDIX Off */
1358                         e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, 0x0808);
1359                         /* reset to update Auto-MDI/MDIX */
1360                         e1000_write_phy_reg(hw, PHY_CONTROL, 0x9140);
1361                         /* autoneg off */
1362                         e1000_write_phy_reg(hw, PHY_CONTROL, 0x8140);
1363                 } else {
1364                         /* force 1000, set loopback  */
1365                         e1000_write_phy_reg(hw, I347AT4_PAGE_SELECT, 0);
1366                         e1000_write_phy_reg(hw, PHY_CONTROL, 0x4140);
1367                 }
1368         } else {
1369                 /* enable MII loopback */
1370                 if (hw->phy.type == e1000_phy_82580)
1371                         e1000_write_phy_reg(hw, I82577_PHY_LBK_CTRL, 0x8041);
1372         }
1373
1374         /* force 1000, set loopback  */
1375         e1000_write_phy_reg(hw, PHY_CONTROL, 0x4140);
1376
1377         /* Now set up the MAC to the same speed/duplex as the PHY. */
1378         ctrl_reg = E1000_READ_REG(hw, E1000_CTRL);
1379         ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */
1380         ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */
1381                      E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */
1382                      E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */
1383                      E1000_CTRL_FD |     /* Force Duplex to FULL */
1384                      E1000_CTRL_SLU);    /* Set link up enable bit */
1385
1386         if (hw->phy.type == e1000_phy_m88)
1387                 ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */
1388
1389         E1000_WRITE_REG(hw, E1000_CTRL, ctrl_reg);
1390
1391         /* Disable the receiver on the PHY so when a cable is plugged in, the
1392          * PHY does not begin to autoneg when a cable is reconnected to the NIC.
1393          */
1394         if (hw->phy.type == e1000_phy_m88)
1395                 igb_phy_disable_receiver(adapter);
1396
1397         mdelay(500);
1398         return 0;
1399 }
1400
1401 static int igb_set_phy_loopback(struct igb_adapter *adapter)
1402 {
1403         return igb_integrated_phy_loopback(adapter);
1404 }
1405
1406 static int igb_setup_loopback_test(struct igb_adapter *adapter)
1407 {
1408         struct e1000_hw *hw = &adapter->hw;
1409         u32 reg;
1410
1411         reg = E1000_READ_REG(hw, E1000_CTRL_EXT);
1412
1413         /* use CTRL_EXT to identify link type as SGMII can appear as copper */
1414         if (reg & E1000_CTRL_EXT_LINK_MODE_MASK) {
1415                 if ((hw->device_id == E1000_DEV_ID_DH89XXCC_SGMII) ||
1416                     (hw->device_id == E1000_DEV_ID_DH89XXCC_SERDES) ||
1417                     (hw->device_id == E1000_DEV_ID_DH89XXCC_BACKPLANE) ||
1418                     (hw->device_id == E1000_DEV_ID_DH89XXCC_SFP)) {
1419
1420                         /* Enable DH89xxCC MPHY for near end loopback */
1421                         reg = E1000_READ_REG(hw, E1000_MPHY_ADDR_CTL);
1422                         reg = (reg & E1000_MPHY_ADDR_CTL_OFFSET_MASK) |
1423                                 E1000_MPHY_PCS_CLK_REG_OFFSET;
1424                         E1000_WRITE_REG(hw, E1000_MPHY_ADDR_CTL, reg);
1425
1426                         reg = E1000_READ_REG(hw, E1000_MPHY_DATA);
1427                         reg |= E1000_MPHY_PCS_CLK_REG_DIGINELBEN;
1428                         E1000_WRITE_REG(hw, E1000_MPHY_DATA, reg);
1429                 }
1430
1431                 reg = E1000_READ_REG(hw, E1000_RCTL);
1432                 reg |= E1000_RCTL_LBM_TCVR;
1433                 E1000_WRITE_REG(hw, E1000_RCTL, reg);
1434
1435                 E1000_WRITE_REG(hw, E1000_SCTL, E1000_ENABLE_SERDES_LOOPBACK);
1436
1437                 reg = E1000_READ_REG(hw, E1000_CTRL);
1438                 reg &= ~(E1000_CTRL_RFCE |
1439                          E1000_CTRL_TFCE |
1440                          E1000_CTRL_LRST);
1441                 reg |= E1000_CTRL_SLU |
1442                        E1000_CTRL_FD;
1443                 E1000_WRITE_REG(hw, E1000_CTRL, reg);
1444
1445                 /* Unset switch control to serdes energy detect */
1446                 reg = E1000_READ_REG(hw, E1000_CONNSW);
1447                 reg &= ~E1000_CONNSW_ENRGSRC;
1448                 E1000_WRITE_REG(hw, E1000_CONNSW, reg);
1449
1450                 /* Unset sigdetect for SERDES loopback on
1451                  * 82580 and newer devices
1452                  */
1453                 if (hw->mac.type >= e1000_82580) {
1454                         reg = E1000_READ_REG(hw, E1000_PCS_CFG0);
1455                         reg |= E1000_PCS_CFG_IGN_SD;
1456                         E1000_WRITE_REG(hw, E1000_PCS_CFG0, reg);
1457                 }
1458
1459                 /* Set PCS register for forced speed */
1460                 reg = E1000_READ_REG(hw, E1000_PCS_LCTL);
1461                 reg &= ~E1000_PCS_LCTL_AN_ENABLE;     /* Disable Autoneg*/
1462                 reg |= E1000_PCS_LCTL_FLV_LINK_UP |   /* Force link up */
1463                        E1000_PCS_LCTL_FSV_1000 |      /* Force 1000    */
1464                        E1000_PCS_LCTL_FDV_FULL |      /* SerDes Full duplex */
1465                        E1000_PCS_LCTL_FSD |           /* Force Speed */
1466                        E1000_PCS_LCTL_FORCE_LINK;     /* Force Link */
1467                 E1000_WRITE_REG(hw, E1000_PCS_LCTL, reg);
1468
1469                 return 0;
1470         }
1471
1472         return igb_set_phy_loopback(adapter);
1473 }
1474
1475 static void igb_loopback_cleanup(struct igb_adapter *adapter)
1476 {
1477         struct e1000_hw *hw = &adapter->hw;
1478         u32 rctl;
1479         u16 phy_reg;
1480
1481         if ((hw->device_id == E1000_DEV_ID_DH89XXCC_SGMII) ||
1482             (hw->device_id == E1000_DEV_ID_DH89XXCC_SERDES) ||
1483             (hw->device_id == E1000_DEV_ID_DH89XXCC_BACKPLANE) ||
1484             (hw->device_id == E1000_DEV_ID_DH89XXCC_SFP)) {
1485                 u32 reg;
1486
1487                 /* Disable near end loopback on DH89xxCC */
1488                 reg = E1000_READ_REG(hw, E1000_MPHY_ADDR_CTL);
1489                 reg = (reg & E1000_MPHY_ADDR_CTL_OFFSET_MASK ) |
1490                         E1000_MPHY_PCS_CLK_REG_OFFSET;
1491         E1000_WRITE_REG(hw, E1000_MPHY_ADDR_CTL, reg);
1492
1493                 reg = E1000_READ_REG(hw, E1000_MPHY_DATA);
1494         reg &= ~E1000_MPHY_PCS_CLK_REG_DIGINELBEN;
1495         E1000_WRITE_REG(hw, E1000_MPHY_DATA, reg);
1496         }
1497
1498         rctl = E1000_READ_REG(hw, E1000_RCTL);
1499         rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC);
1500         E1000_WRITE_REG(hw, E1000_RCTL, rctl);
1501
1502         hw->mac.autoneg = TRUE;
1503         e1000_read_phy_reg(hw, PHY_CONTROL, &phy_reg);
1504         if (phy_reg & MII_CR_LOOPBACK) {
1505                 phy_reg &= ~MII_CR_LOOPBACK;
1506                 if (hw->phy.type == I210_I_PHY_ID)
1507                         e1000_write_phy_reg(hw, I347AT4_PAGE_SELECT, 0);
1508                 e1000_write_phy_reg(hw, PHY_CONTROL, phy_reg);
1509                 e1000_phy_commit(hw);
1510         }
1511 }
1512 static void igb_create_lbtest_frame(struct sk_buff *skb,
1513                                     unsigned int frame_size)
1514 {
1515         memset(skb->data, 0xFF, frame_size);
1516         frame_size /= 2;
1517         memset(&skb->data[frame_size], 0xAA, frame_size - 1);
1518         memset(&skb->data[frame_size + 10], 0xBE, 1);
1519         memset(&skb->data[frame_size + 12], 0xAF, 1);
1520 }
1521
1522 static int igb_check_lbtest_frame(struct igb_rx_buffer *rx_buffer,
1523                                   unsigned int frame_size)
1524 {
1525         unsigned char *data;
1526         bool match = true;
1527
1528         frame_size >>= 1;
1529
1530 #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT
1531         data = rx_buffer->skb->data;
1532 #else
1533         data = kmap(rx_buffer->page);
1534 #endif
1535
1536         if (data[3] != 0xFF ||
1537             data[frame_size + 10] != 0xBE ||
1538             data[frame_size + 12] != 0xAF)
1539                 match = false;
1540
1541 #ifndef CONFIG_IGB_DISABLE_PACKET_SPLIT
1542         kunmap(rx_buffer->page);
1543
1544 #endif
1545         return match;
1546 }
1547
1548 static u16 igb_clean_test_rings(struct igb_ring *rx_ring,
1549                                 struct igb_ring *tx_ring,
1550                                 unsigned int size)
1551 {
1552         union e1000_adv_rx_desc *rx_desc;
1553         struct igb_rx_buffer *rx_buffer_info;
1554         struct igb_tx_buffer *tx_buffer_info;
1555         u16 rx_ntc, tx_ntc, count = 0;
1556
1557         /* initialize next to clean and descriptor values */
1558         rx_ntc = rx_ring->next_to_clean;
1559         tx_ntc = tx_ring->next_to_clean;
1560         rx_desc = IGB_RX_DESC(rx_ring, rx_ntc);
1561
1562         while (igb_test_staterr(rx_desc, E1000_RXD_STAT_DD)) {
1563                 /* check rx buffer */
1564                 rx_buffer_info = &rx_ring->rx_buffer_info[rx_ntc];
1565
1566                 /* sync Rx buffer for CPU read */
1567                 dma_sync_single_for_cpu(rx_ring->dev,
1568                                         rx_buffer_info->dma,
1569 #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT
1570                                         IGB_RX_HDR_LEN,
1571 #else
1572                                         IGB_RX_BUFSZ,
1573 #endif
1574                                         DMA_FROM_DEVICE);
1575
1576                 /* verify contents of skb */
1577                 if (igb_check_lbtest_frame(rx_buffer_info, size))
1578                         count++;
1579
1580                 /* sync Rx buffer for device write */
1581                 dma_sync_single_for_device(rx_ring->dev,
1582                                            rx_buffer_info->dma,
1583 #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT
1584                                            IGB_RX_HDR_LEN,
1585 #else
1586                                            IGB_RX_BUFSZ,
1587 #endif
1588                                            DMA_FROM_DEVICE);
1589
1590                 /* unmap buffer on tx side */
1591                 tx_buffer_info = &tx_ring->tx_buffer_info[tx_ntc];
1592                 igb_unmap_and_free_tx_resource(tx_ring, tx_buffer_info);
1593
1594                 /* increment rx/tx next to clean counters */
1595                 rx_ntc++;
1596                 if (rx_ntc == rx_ring->count)
1597                         rx_ntc = 0;
1598                 tx_ntc++;
1599                 if (tx_ntc == tx_ring->count)
1600                         tx_ntc = 0;
1601
1602                 /* fetch next descriptor */
1603                 rx_desc = IGB_RX_DESC(rx_ring, rx_ntc);
1604         }
1605
1606         /* re-map buffers to ring, store next to clean values */
1607         igb_alloc_rx_buffers(rx_ring, count);
1608         rx_ring->next_to_clean = rx_ntc;
1609         tx_ring->next_to_clean = tx_ntc;
1610
1611         return count;
1612 }
1613
1614 static int igb_run_loopback_test(struct igb_adapter *adapter)
1615 {
1616         struct igb_ring *tx_ring = &adapter->test_tx_ring;
1617         struct igb_ring *rx_ring = &adapter->test_rx_ring;
1618         u16 i, j, lc, good_cnt;
1619         int ret_val = 0;
1620         unsigned int size = IGB_RX_HDR_LEN;
1621         netdev_tx_t tx_ret_val;
1622         struct sk_buff *skb;
1623
1624         /* allocate test skb */
1625         skb = alloc_skb(size, GFP_KERNEL);
1626         if (!skb)
1627                 return 11;
1628
1629         /* place data into test skb */
1630         igb_create_lbtest_frame(skb, size);
1631         skb_put(skb, size);
1632
1633         /*
1634          * Calculate the loop count based on the largest descriptor ring
1635          * The idea is to wrap the largest ring a number of times using 64
1636          * send/receive pairs during each loop
1637          */
1638
1639         if (rx_ring->count <= tx_ring->count)
1640                 lc = ((tx_ring->count / 64) * 2) + 1;
1641         else
1642                 lc = ((rx_ring->count / 64) * 2) + 1;
1643
1644         for (j = 0; j <= lc; j++) { /* loop count loop */
1645                 /* reset count of good packets */
1646                 good_cnt = 0;
1647
1648                 /* place 64 packets on the transmit queue*/
1649                 for (i = 0; i < 64; i++) {
1650                         skb_get(skb);
1651                         tx_ret_val = igb_xmit_frame_ring(skb, tx_ring);
1652                         if (tx_ret_val == NETDEV_TX_OK)
1653                                 good_cnt++;
1654                 }
1655
1656                 if (good_cnt != 64) {
1657                         ret_val = 12;
1658                         break;
1659                 }
1660
1661                 /* allow 200 milliseconds for packets to go from tx to rx */
1662                 msleep(200);
1663
1664                 good_cnt = igb_clean_test_rings(rx_ring, tx_ring, size);
1665                 if (good_cnt != 64) {
1666                         ret_val = 13;
1667                         break;
1668                 }
1669         } /* end loop count loop */
1670
1671         /* free the original skb */
1672         kfree_skb(skb);
1673
1674         return ret_val;
1675 }
1676
1677 static int igb_loopback_test(struct igb_adapter *adapter, u64 *data)
1678 {
1679         /* PHY loopback cannot be performed if SoL/IDER
1680          * sessions are active */
1681         if (e1000_check_reset_block(&adapter->hw)) {
1682                 dev_err(pci_dev_to_dev(adapter->pdev),
1683                         "Cannot do PHY loopback test "
1684                         "when SoL/IDER is active.\n");
1685                 *data = 0;
1686                 goto out;
1687         }
1688         if (adapter->hw.mac.type == e1000_i354) {
1689                 dev_info(&adapter->pdev->dev,
1690                         "Loopback test not supported on i354.\n");
1691                 *data = 0;
1692                 goto out;
1693         }
1694         *data = igb_setup_desc_rings(adapter);
1695         if (*data)
1696                 goto out;
1697         *data = igb_setup_loopback_test(adapter);
1698         if (*data)
1699                 goto err_loopback;
1700         *data = igb_run_loopback_test(adapter);
1701
1702         igb_loopback_cleanup(adapter);
1703
1704 err_loopback:
1705         igb_free_desc_rings(adapter);
1706 out:
1707         return *data;
1708 }
1709
1710 static int igb_link_test(struct igb_adapter *adapter, u64 *data)
1711 {
1712         u32 link;
1713         int i, time;
1714
1715         *data = 0;
1716         time = 0;
1717         if (adapter->hw.phy.media_type == e1000_media_type_internal_serdes) {
1718                 int i = 0;
1719                 adapter->hw.mac.serdes_has_link = FALSE;
1720
1721                 /* On some blade server designs, link establishment
1722                  * could take as long as 2-3 minutes */
1723                 do {
1724                         e1000_check_for_link(&adapter->hw);
1725                         if (adapter->hw.mac.serdes_has_link)
1726                                 goto out;
1727                         msleep(20);
1728                 } while (i++ < 3750);
1729
1730                 *data = 1;
1731         } else {
1732                 for (i=0; i < IGB_MAX_LINK_TRIES; i++) {
1733                 link = igb_has_link(adapter);
1734                         if (link)
1735                                 goto out;
1736                         else {
1737                                 time++;
1738                                 msleep(1000);
1739                         }
1740                 }
1741                 if (!link)
1742                         *data = 1;
1743         }
1744         out:
1745                 return *data;
1746 }
1747
1748 static void igb_diag_test(struct net_device *netdev,
1749                           struct ethtool_test *eth_test, u64 *data)
1750 {
1751         struct igb_adapter *adapter = netdev_priv(netdev);
1752         u16 autoneg_advertised;
1753         u8 forced_speed_duplex, autoneg;
1754         bool if_running = netif_running(netdev);
1755
1756         set_bit(__IGB_TESTING, &adapter->state);
1757         if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
1758                 /* Offline tests */
1759
1760                 /* save speed, duplex, autoneg settings */
1761                 autoneg_advertised = adapter->hw.phy.autoneg_advertised;
1762                 forced_speed_duplex = adapter->hw.mac.forced_speed_duplex;
1763                 autoneg = adapter->hw.mac.autoneg;
1764
1765                 dev_info(pci_dev_to_dev(adapter->pdev), "offline testing starting\n");
1766
1767                 /* power up link for link test */
1768                 igb_power_up_link(adapter);
1769
1770                 /* Link test performed before hardware reset so autoneg doesn't
1771                  * interfere with test result */
1772                 if (igb_link_test(adapter, &data[4]))
1773                         eth_test->flags |= ETH_TEST_FL_FAILED;
1774
1775                 if (if_running)
1776                         /* indicate we're in test mode */
1777                         dev_close(netdev);
1778                 else
1779                         igb_reset(adapter);
1780
1781                 if (igb_reg_test(adapter, &data[0]))
1782                         eth_test->flags |= ETH_TEST_FL_FAILED;
1783
1784                 igb_reset(adapter);
1785                 if (igb_eeprom_test(adapter, &data[1]))
1786                         eth_test->flags |= ETH_TEST_FL_FAILED;
1787
1788                 igb_reset(adapter);
1789                 if (igb_intr_test(adapter, &data[2]))
1790                         eth_test->flags |= ETH_TEST_FL_FAILED;
1791
1792                 igb_reset(adapter);
1793
1794                 /* power up link for loopback test */
1795                 igb_power_up_link(adapter);
1796
1797                 if (igb_loopback_test(adapter, &data[3]))
1798                         eth_test->flags |= ETH_TEST_FL_FAILED;
1799
1800                 /* restore speed, duplex, autoneg settings */
1801                 adapter->hw.phy.autoneg_advertised = autoneg_advertised;
1802                 adapter->hw.mac.forced_speed_duplex = forced_speed_duplex;
1803                 adapter->hw.mac.autoneg = autoneg;
1804
1805                 /* force this routine to wait until autoneg complete/timeout */
1806                 adapter->hw.phy.autoneg_wait_to_complete = TRUE;
1807                 igb_reset(adapter);
1808                 adapter->hw.phy.autoneg_wait_to_complete = FALSE;
1809
1810                 clear_bit(__IGB_TESTING, &adapter->state);
1811                 if (if_running)
1812                         dev_open(netdev);
1813         } else {
1814                 dev_info(pci_dev_to_dev(adapter->pdev), "online testing starting\n");
1815
1816                 /* PHY is powered down when interface is down */
1817                 if (if_running && igb_link_test(adapter, &data[4]))
1818                         eth_test->flags |= ETH_TEST_FL_FAILED;
1819                 else
1820                         data[4] = 0;
1821
1822                 /* Online tests aren't run; pass by default */
1823                 data[0] = 0;
1824                 data[1] = 0;
1825                 data[2] = 0;
1826                 data[3] = 0;
1827
1828                 clear_bit(__IGB_TESTING, &adapter->state);
1829         }
1830         msleep_interruptible(4 * 1000);
1831 }
1832
1833 static void igb_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
1834 {
1835         struct igb_adapter *adapter = netdev_priv(netdev);
1836
1837         wol->supported = WAKE_UCAST | WAKE_MCAST |
1838                          WAKE_BCAST | WAKE_MAGIC |
1839                          WAKE_PHY;
1840         wol->wolopts = 0;
1841
1842         if (!(adapter->flags & IGB_FLAG_WOL_SUPPORTED))
1843                 return;
1844
1845         /* apply any specific unsupported masks here */
1846         switch (adapter->hw.device_id) {
1847         default:
1848                 break;
1849         }
1850
1851         if (adapter->wol & E1000_WUFC_EX)
1852                 wol->wolopts |= WAKE_UCAST;
1853         if (adapter->wol & E1000_WUFC_MC)
1854                 wol->wolopts |= WAKE_MCAST;
1855         if (adapter->wol & E1000_WUFC_BC)
1856                 wol->wolopts |= WAKE_BCAST;
1857         if (adapter->wol & E1000_WUFC_MAG)
1858                 wol->wolopts |= WAKE_MAGIC;
1859         if (adapter->wol & E1000_WUFC_LNKC)
1860                 wol->wolopts |= WAKE_PHY;
1861 }
1862
1863 static int igb_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
1864 {
1865         struct igb_adapter *adapter = netdev_priv(netdev);
1866
1867         if (wol->wolopts & (WAKE_ARP | WAKE_MAGICSECURE))
1868                 return -EOPNOTSUPP;
1869
1870         if (!(adapter->flags & IGB_FLAG_WOL_SUPPORTED))
1871                 return wol->wolopts ? -EOPNOTSUPP : 0;
1872
1873         /* these settings will always override what we currently have */
1874         adapter->wol = 0;
1875
1876         if (wol->wolopts & WAKE_UCAST)
1877                 adapter->wol |= E1000_WUFC_EX;
1878         if (wol->wolopts & WAKE_MCAST)
1879                 adapter->wol |= E1000_WUFC_MC;
1880         if (wol->wolopts & WAKE_BCAST)
1881                 adapter->wol |= E1000_WUFC_BC;
1882         if (wol->wolopts & WAKE_MAGIC)
1883                 adapter->wol |= E1000_WUFC_MAG;
1884         if (wol->wolopts & WAKE_PHY)
1885                 adapter->wol |= E1000_WUFC_LNKC;
1886         device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
1887
1888         return 0;
1889 }
1890
1891 /* bit defines for adapter->led_status */
1892 #ifdef HAVE_ETHTOOL_SET_PHYS_ID
1893 static int igb_set_phys_id(struct net_device *netdev,
1894                            enum ethtool_phys_id_state state)
1895 {
1896         struct igb_adapter *adapter = netdev_priv(netdev);
1897         struct e1000_hw *hw = &adapter->hw;
1898
1899         switch (state) {
1900         case ETHTOOL_ID_ACTIVE:
1901                 e1000_blink_led(hw);
1902                 return 2;
1903         case ETHTOOL_ID_ON:
1904                 e1000_led_on(hw);
1905                 break;
1906         case ETHTOOL_ID_OFF:
1907                 e1000_led_off(hw);
1908                 break;
1909         case ETHTOOL_ID_INACTIVE:
1910                 e1000_led_off(hw);
1911                 e1000_cleanup_led(hw);
1912                 break;
1913         }
1914
1915         return 0;
1916 }
1917 #else
1918 static int igb_phys_id(struct net_device *netdev, u32 data)
1919 {
1920         struct igb_adapter *adapter = netdev_priv(netdev);
1921         struct e1000_hw *hw = &adapter->hw;
1922         unsigned long timeout;
1923
1924         timeout = data * 1000;
1925
1926         /*
1927          *  msleep_interruptable only accepts unsigned int so we are limited
1928          * in how long a duration we can wait
1929          */
1930         if (!timeout || timeout > UINT_MAX)
1931                 timeout = UINT_MAX;
1932
1933         e1000_blink_led(hw);
1934         msleep_interruptible(timeout);
1935
1936         e1000_led_off(hw);
1937         e1000_cleanup_led(hw);
1938
1939         return 0;
1940 }
1941 #endif /* HAVE_ETHTOOL_SET_PHYS_ID */
1942
1943 static int igb_set_coalesce(struct net_device *netdev,
1944                             struct ethtool_coalesce *ec)
1945 {
1946         struct igb_adapter *adapter = netdev_priv(netdev);
1947         int i;
1948
1949         if ((ec->rx_coalesce_usecs > IGB_MAX_ITR_USECS) ||
1950             ((ec->rx_coalesce_usecs > 3) &&
1951              (ec->rx_coalesce_usecs < IGB_MIN_ITR_USECS)) ||
1952             (ec->rx_coalesce_usecs == 2))
1953             {
1954                 printk("set_coalesce:invalid parameter..");
1955                 return -EINVAL;
1956         }
1957
1958         if ((ec->tx_coalesce_usecs > IGB_MAX_ITR_USECS) ||
1959             ((ec->tx_coalesce_usecs > 3) &&
1960              (ec->tx_coalesce_usecs < IGB_MIN_ITR_USECS)) ||
1961             (ec->tx_coalesce_usecs == 2))
1962                 return -EINVAL;
1963
1964         if ((adapter->flags & IGB_FLAG_QUEUE_PAIRS) && ec->tx_coalesce_usecs)
1965                 return -EINVAL;
1966
1967         if (ec->tx_max_coalesced_frames_irq)
1968                 adapter->tx_work_limit = ec->tx_max_coalesced_frames_irq;
1969
1970         /* If ITR is disabled, disable DMAC */
1971         if (ec->rx_coalesce_usecs == 0) {
1972                 adapter->dmac = IGB_DMAC_DISABLE;
1973         }
1974
1975         /* convert to rate of irq's per second */
1976         if (ec->rx_coalesce_usecs && ec->rx_coalesce_usecs <= 3)
1977                 adapter->rx_itr_setting = ec->rx_coalesce_usecs;
1978         else
1979                 adapter->rx_itr_setting = ec->rx_coalesce_usecs << 2;
1980
1981         /* convert to rate of irq's per second */
1982         if (adapter->flags & IGB_FLAG_QUEUE_PAIRS)
1983                 adapter->tx_itr_setting = adapter->rx_itr_setting;
1984         else if (ec->tx_coalesce_usecs && ec->tx_coalesce_usecs <= 3)
1985                 adapter->tx_itr_setting = ec->tx_coalesce_usecs;
1986         else
1987                 adapter->tx_itr_setting = ec->tx_coalesce_usecs << 2;
1988
1989         for (i = 0; i < adapter->num_q_vectors; i++) {
1990                 struct igb_q_vector *q_vector = adapter->q_vector[i];
1991                 q_vector->tx.work_limit = adapter->tx_work_limit;
1992                 if (q_vector->rx.ring)
1993                         q_vector->itr_val = adapter->rx_itr_setting;
1994                 else
1995                         q_vector->itr_val = adapter->tx_itr_setting;
1996                 if (q_vector->itr_val && q_vector->itr_val <= 3)
1997                         q_vector->itr_val = IGB_START_ITR;
1998                 q_vector->set_itr = 1;
1999         }
2000
2001         return 0;
2002 }
2003
2004 static int igb_get_coalesce(struct net_device *netdev,
2005                             struct ethtool_coalesce *ec)
2006 {
2007         struct igb_adapter *adapter = netdev_priv(netdev);
2008
2009         if (adapter->rx_itr_setting <= 3)
2010                 ec->rx_coalesce_usecs = adapter->rx_itr_setting;
2011         else
2012                 ec->rx_coalesce_usecs = adapter->rx_itr_setting >> 2;
2013
2014         ec->tx_max_coalesced_frames_irq = adapter->tx_work_limit;
2015
2016         if (!(adapter->flags & IGB_FLAG_QUEUE_PAIRS)) {
2017                 if (adapter->tx_itr_setting <= 3)
2018                         ec->tx_coalesce_usecs = adapter->tx_itr_setting;
2019                 else
2020                         ec->tx_coalesce_usecs = adapter->tx_itr_setting >> 2;
2021         }
2022
2023         return 0;
2024 }
2025
2026 static int igb_nway_reset(struct net_device *netdev)
2027 {
2028         struct igb_adapter *adapter = netdev_priv(netdev);
2029         if (netif_running(netdev))
2030                 igb_reinit_locked(adapter);
2031         return 0;
2032 }
2033
2034 #ifdef HAVE_ETHTOOL_GET_SSET_COUNT
2035 static int igb_get_sset_count(struct net_device *netdev, int sset)
2036 {
2037         switch (sset) {
2038         case ETH_SS_STATS:
2039                 return IGB_STATS_LEN;
2040         case ETH_SS_TEST:
2041                 return IGB_TEST_LEN;
2042         default:
2043                 return -ENOTSUPP;
2044         }
2045 }
2046 #else
2047 static int igb_get_stats_count(struct net_device *netdev)
2048 {
2049         return IGB_STATS_LEN;
2050 }
2051
2052 static int igb_diag_test_count(struct net_device *netdev)
2053 {
2054         return IGB_TEST_LEN;
2055 }
2056 #endif
2057
2058 static void igb_get_ethtool_stats(struct net_device *netdev,
2059                                   struct ethtool_stats *stats, u64 *data)
2060 {
2061         struct igb_adapter *adapter = netdev_priv(netdev);
2062 #ifdef HAVE_NETDEV_STATS_IN_NETDEV
2063         struct net_device_stats *net_stats = &netdev->stats;
2064 #else
2065         struct net_device_stats *net_stats = &adapter->net_stats;
2066 #endif
2067         u64 *queue_stat;
2068         int i, j, k;
2069         char *p;
2070
2071         igb_update_stats(adapter);
2072
2073         for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) {
2074                 p = (char *)adapter + igb_gstrings_stats[i].stat_offset;
2075                 data[i] = (igb_gstrings_stats[i].sizeof_stat ==
2076                         sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
2077         }
2078         for (j = 0; j < IGB_NETDEV_STATS_LEN; j++, i++) {
2079                 p = (char *)net_stats + igb_gstrings_net_stats[j].stat_offset;
2080                 data[i] = (igb_gstrings_net_stats[j].sizeof_stat ==
2081                         sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
2082         }
2083         for (j = 0; j < adapter->num_tx_queues; j++) {
2084                 queue_stat = (u64 *)&adapter->tx_ring[j]->tx_stats;
2085                 for (k = 0; k < IGB_TX_QUEUE_STATS_LEN; k++, i++)
2086                         data[i] = queue_stat[k];
2087         }
2088         for (j = 0; j < adapter->num_rx_queues; j++) {
2089                 queue_stat = (u64 *)&adapter->rx_ring[j]->rx_stats;
2090                 for (k = 0; k < IGB_RX_QUEUE_STATS_LEN; k++, i++)
2091                         data[i] = queue_stat[k];
2092         }
2093 }
2094
2095 static void igb_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
2096 {
2097         struct igb_adapter *adapter = netdev_priv(netdev);
2098         u8 *p = data;
2099         int i;
2100
2101         switch (stringset) {
2102         case ETH_SS_TEST:
2103                 memcpy(data, *igb_gstrings_test,
2104                         IGB_TEST_LEN*ETH_GSTRING_LEN);
2105                 break;
2106         case ETH_SS_STATS:
2107                 for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) {
2108                         memcpy(p, igb_gstrings_stats[i].stat_string,
2109                                ETH_GSTRING_LEN);
2110                         p += ETH_GSTRING_LEN;
2111                 }
2112                 for (i = 0; i < IGB_NETDEV_STATS_LEN; i++) {
2113                         memcpy(p, igb_gstrings_net_stats[i].stat_string,
2114                                ETH_GSTRING_LEN);
2115                         p += ETH_GSTRING_LEN;
2116                 }
2117                 for (i = 0; i < adapter->num_tx_queues; i++) {
2118                         sprintf(p, "tx_queue_%u_packets", i);
2119                         p += ETH_GSTRING_LEN;
2120                         sprintf(p, "tx_queue_%u_bytes", i);
2121                         p += ETH_GSTRING_LEN;
2122                         sprintf(p, "tx_queue_%u_restart", i);
2123                         p += ETH_GSTRING_LEN;
2124                 }
2125                 for (i = 0; i < adapter->num_rx_queues; i++) {
2126                         sprintf(p, "rx_queue_%u_packets", i);
2127                         p += ETH_GSTRING_LEN;
2128                         sprintf(p, "rx_queue_%u_bytes", i);
2129                         p += ETH_GSTRING_LEN;
2130                         sprintf(p, "rx_queue_%u_drops", i);
2131                         p += ETH_GSTRING_LEN;
2132                         sprintf(p, "rx_queue_%u_csum_err", i);
2133                         p += ETH_GSTRING_LEN;
2134                         sprintf(p, "rx_queue_%u_alloc_failed", i);
2135                         p += ETH_GSTRING_LEN;
2136                         sprintf(p, "rx_queue_%u_ipv4_packets", i);
2137                         p += ETH_GSTRING_LEN;
2138                         sprintf(p, "rx_queue_%u_ipv4e_packets", i);
2139                         p += ETH_GSTRING_LEN;
2140                         sprintf(p, "rx_queue_%u_ipv6_packets", i);
2141                         p += ETH_GSTRING_LEN;
2142                         sprintf(p, "rx_queue_%u_ipv6e_packets", i);
2143                         p += ETH_GSTRING_LEN;
2144                         sprintf(p, "rx_queue_%u_tcp_packets", i);
2145                         p += ETH_GSTRING_LEN;
2146                         sprintf(p, "rx_queue_%u_udp_packets", i);
2147                         p += ETH_GSTRING_LEN;
2148                         sprintf(p, "rx_queue_%u_sctp_packets", i);
2149                         p += ETH_GSTRING_LEN;
2150                         sprintf(p, "rx_queue_%u_nfs_packets", i);
2151                         p += ETH_GSTRING_LEN;
2152                 }
2153 /*              BUG_ON(p - data != IGB_STATS_LEN * ETH_GSTRING_LEN); */
2154                 break;
2155         }
2156 }
2157
2158 #ifdef HAVE_ETHTOOL_GET_TS_INFO
2159 static int igb_get_ts_info(struct net_device *dev,
2160                            struct ethtool_ts_info *info)
2161 {
2162         struct igb_adapter *adapter = netdev_priv(dev);
2163
2164         switch (adapter->hw.mac.type) {
2165 #ifdef HAVE_PTP_1588_CLOCK
2166         case e1000_82575:
2167                 info->so_timestamping =
2168                         SOF_TIMESTAMPING_TX_SOFTWARE |
2169                         SOF_TIMESTAMPING_RX_SOFTWARE |
2170                         SOF_TIMESTAMPING_SOFTWARE;
2171                 return 0;
2172         case e1000_82576:
2173         case e1000_82580:
2174         case e1000_i350:
2175         case e1000_i354:
2176         case e1000_i210:
2177         case e1000_i211:
2178                 info->so_timestamping =
2179                         SOF_TIMESTAMPING_TX_SOFTWARE |
2180                         SOF_TIMESTAMPING_RX_SOFTWARE |
2181                         SOF_TIMESTAMPING_SOFTWARE |
2182                         SOF_TIMESTAMPING_TX_HARDWARE |
2183                         SOF_TIMESTAMPING_RX_HARDWARE |
2184                         SOF_TIMESTAMPING_RAW_HARDWARE;
2185
2186                 if (adapter->ptp_clock)
2187                         info->phc_index = ptp_clock_index(adapter->ptp_clock);
2188                 else
2189                         info->phc_index = -1;
2190
2191                 info->tx_types =
2192                         (1 << HWTSTAMP_TX_OFF) |
2193                         (1 << HWTSTAMP_TX_ON);
2194
2195                 info->rx_filters = 1 << HWTSTAMP_FILTER_NONE;
2196
2197                 /* 82576 does not support timestamping all packets. */
2198                 if (adapter->hw.mac.type >= e1000_82580)
2199                         info->rx_filters |= 1 << HWTSTAMP_FILTER_ALL;
2200                 else
2201                         info->rx_filters |=
2202                                 (1 << HWTSTAMP_FILTER_PTP_V1_L4_SYNC) |
2203                                 (1 << HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) |
2204                                 (1 << HWTSTAMP_FILTER_PTP_V2_L2_SYNC) |
2205                                 (1 << HWTSTAMP_FILTER_PTP_V2_L4_SYNC) |
2206                                 (1 << HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ) |
2207                                 (1 << HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ) |
2208                                 (1 << HWTSTAMP_FILTER_PTP_V2_EVENT);
2209
2210                 return 0;
2211 #endif /* HAVE_PTP_1588_CLOCK */
2212         default:
2213                 return -EOPNOTSUPP;
2214         }
2215 }
2216 #endif /* HAVE_ETHTOOL_GET_TS_INFO */
2217
2218 #ifdef CONFIG_PM_RUNTIME
2219 static int igb_ethtool_begin(struct net_device *netdev)
2220 {
2221         struct igb_adapter *adapter = netdev_priv(netdev);
2222
2223         pm_runtime_get_sync(&adapter->pdev->dev);
2224
2225         return 0;
2226 }
2227
2228 static void igb_ethtool_complete(struct net_device *netdev)
2229 {
2230         struct igb_adapter *adapter = netdev_priv(netdev);
2231
2232         pm_runtime_put(&adapter->pdev->dev);
2233 }
2234 #endif /* CONFIG_PM_RUNTIME */
2235
2236 #ifndef HAVE_NDO_SET_FEATURES
2237 static u32 igb_get_rx_csum(struct net_device *netdev)
2238 {
2239         return !!(netdev->features & NETIF_F_RXCSUM);
2240 }
2241
2242 static int igb_set_rx_csum(struct net_device *netdev, u32 data)
2243 {
2244         const u32 feature_list = NETIF_F_RXCSUM;
2245
2246         if (data)
2247                 netdev->features |= feature_list;
2248         else
2249                 netdev->features &= ~feature_list;
2250
2251         return 0;
2252 }
2253
2254 static int igb_set_tx_csum(struct net_device *netdev, u32 data)
2255 {
2256         struct igb_adapter *adapter = netdev_priv(netdev);
2257 #ifdef NETIF_F_IPV6_CSUM
2258         u32 feature_list = NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM;
2259 #else
2260         u32 feature_list = NETIF_F_IP_CSUM;
2261 #endif
2262
2263         if (adapter->hw.mac.type >= e1000_82576)
2264                 feature_list |= NETIF_F_SCTP_CSUM;
2265
2266         if (data)
2267                 netdev->features |= feature_list;
2268         else
2269                 netdev->features &= ~feature_list;
2270
2271         return 0;
2272 }
2273
2274 #ifdef NETIF_F_TSO
2275 static int igb_set_tso(struct net_device *netdev, u32 data)
2276 {
2277 #ifdef NETIF_F_TSO6
2278         const u32 feature_list = NETIF_F_TSO | NETIF_F_TSO6;
2279 #else
2280         const u32 feature_list = NETIF_F_TSO;
2281 #endif
2282
2283         if (data)
2284                 netdev->features |= feature_list;
2285         else
2286                 netdev->features &= ~feature_list;
2287
2288 #ifndef HAVE_NETDEV_VLAN_FEATURES
2289         if (!data) {
2290                 struct igb_adapter *adapter = netdev_priv(netdev);
2291                 struct net_device *v_netdev;
2292                 int i;
2293
2294                 /* disable TSO on all VLANs if they're present */
2295                 if (!adapter->vlgrp)
2296                         goto tso_out;
2297
2298                 for (i = 0; i < VLAN_GROUP_ARRAY_LEN; i++) {
2299                         v_netdev = vlan_group_get_device(adapter->vlgrp, i);
2300                         if (!v_netdev)
2301                                 continue;
2302
2303                         v_netdev->features &= ~feature_list;
2304                         vlan_group_set_device(adapter->vlgrp, i, v_netdev);
2305                 }
2306         }
2307
2308 tso_out:
2309
2310 #endif /* HAVE_NETDEV_VLAN_FEATURES */
2311         return 0;
2312 }
2313
2314 #endif /* NETIF_F_TSO */
2315 #ifdef ETHTOOL_GFLAGS
2316 static int igb_set_flags(struct net_device *netdev, u32 data)
2317 {
2318         u32 supported_flags = ETH_FLAG_RXVLAN | ETH_FLAG_TXVLAN |
2319                               ETH_FLAG_RXHASH;
2320 #ifndef HAVE_VLAN_RX_REGISTER
2321         u32 changed = netdev->features ^ data;
2322 #endif
2323         int rc;
2324 #ifndef IGB_NO_LRO
2325
2326         supported_flags |= ETH_FLAG_LRO;
2327 #endif
2328         /*
2329          * Since there is no support for separate tx vlan accel
2330          * enabled make sure tx flag is cleared if rx is.
2331          */
2332         if (!(data & ETH_FLAG_RXVLAN))
2333                 data &= ~ETH_FLAG_TXVLAN;
2334
2335         rc = ethtool_op_set_flags(netdev, data, supported_flags);
2336         if (rc)
2337                 return rc;
2338 #ifndef HAVE_VLAN_RX_REGISTER
2339
2340         if (changed & ETH_FLAG_RXVLAN)
2341                 igb_vlan_mode(netdev, data);
2342 #endif
2343
2344         return 0;
2345 }
2346
2347 #endif /* ETHTOOL_GFLAGS */
2348 #endif /* HAVE_NDO_SET_FEATURES */
2349 #ifdef ETHTOOL_SADV_COAL
2350 static int igb_set_adv_coal(struct net_device *netdev, struct ethtool_value *edata)
2351 {
2352         struct igb_adapter *adapter = netdev_priv(netdev);
2353
2354         switch (edata->data) {
2355         case IGB_DMAC_DISABLE:
2356                 adapter->dmac = edata->data;
2357                 break;
2358         case IGB_DMAC_MIN:
2359                 adapter->dmac = edata->data;
2360                 break;
2361         case IGB_DMAC_500:
2362                 adapter->dmac = edata->data;
2363                 break;
2364         case IGB_DMAC_EN_DEFAULT:
2365                 adapter->dmac = edata->data;
2366                 break;
2367         case IGB_DMAC_2000:
2368                 adapter->dmac = edata->data;
2369                 break;
2370         case IGB_DMAC_3000:
2371                 adapter->dmac = edata->data;
2372                 break;
2373         case IGB_DMAC_4000:
2374                 adapter->dmac = edata->data;
2375                 break;
2376         case IGB_DMAC_5000:
2377                 adapter->dmac = edata->data;
2378                 break;
2379         case IGB_DMAC_6000:
2380                 adapter->dmac = edata->data;
2381                 break;
2382         case IGB_DMAC_7000:
2383                 adapter->dmac = edata->data;
2384                 break;
2385         case IGB_DMAC_8000:
2386                 adapter->dmac = edata->data;
2387                 break;
2388         case IGB_DMAC_9000:
2389                 adapter->dmac = edata->data;
2390                 break;
2391         case IGB_DMAC_MAX:
2392                 adapter->dmac = edata->data;
2393                 break;
2394         default:
2395                 adapter->dmac = IGB_DMAC_DISABLE;
2396                 printk("set_dmac: invalid setting, setting DMAC to %d\n",
2397                         adapter->dmac);
2398         }
2399         printk("%s: setting DMAC to %d\n", netdev->name, adapter->dmac);
2400         return 0;
2401 }
2402 #endif /* ETHTOOL_SADV_COAL */
2403 #ifdef ETHTOOL_GADV_COAL
2404 static void igb_get_dmac(struct net_device *netdev,
2405                             struct ethtool_value *edata)
2406 {
2407         struct igb_adapter *adapter = netdev_priv(netdev);
2408         edata->data = adapter->dmac;
2409
2410         return;
2411 }
2412 #endif
2413
2414 #ifdef ETHTOOL_GEEE
2415 static int igb_get_eee(struct net_device *netdev, struct ethtool_eee *edata)
2416 {
2417         struct igb_adapter *adapter = netdev_priv(netdev);
2418         struct e1000_hw *hw = &adapter->hw;
2419         u32 ret_val;
2420         u16 phy_data;
2421
2422         if ((hw->mac.type < e1000_i350) ||
2423             (hw->phy.media_type != e1000_media_type_copper))
2424                 return -EOPNOTSUPP;
2425
2426         edata->supported = (SUPPORTED_1000baseT_Full |
2427                             SUPPORTED_100baseT_Full);
2428
2429         if (!hw->dev_spec._82575.eee_disable)
2430                 edata->advertised =
2431                         mmd_eee_adv_to_ethtool_adv_t(adapter->eee_advert);
2432
2433         /* The IPCNFG and EEER registers are not supported on I354. */
2434         if (hw->mac.type == e1000_i354) {
2435                 e1000_get_eee_status_i354(hw, (bool *)&edata->eee_active);
2436         } else {
2437                 u32 eeer;
2438
2439                 eeer = E1000_READ_REG(hw, E1000_EEER);
2440
2441                 /* EEE status on negotiated link */
2442                 if (eeer & E1000_EEER_EEE_NEG)
2443                         edata->eee_active = true;
2444
2445                 if (eeer & E1000_EEER_TX_LPI_EN)
2446                         edata->tx_lpi_enabled = true;
2447         }
2448
2449         /* EEE Link Partner Advertised */
2450         switch (hw->mac.type) {
2451         case e1000_i350:
2452                 ret_val = e1000_read_emi_reg(hw, E1000_EEE_LP_ADV_ADDR_I350,
2453                                              &phy_data);
2454                 if (ret_val)
2455                         return -ENODATA;
2456
2457                 edata->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(phy_data);
2458
2459                 break;
2460         case e1000_i354:
2461         case e1000_i210:
2462         case e1000_i211:
2463                 ret_val = e1000_read_xmdio_reg(hw, E1000_EEE_LP_ADV_ADDR_I210,
2464                                                E1000_EEE_LP_ADV_DEV_I210,
2465                                                &phy_data);
2466                 if (ret_val)
2467                         return -ENODATA;
2468
2469                 edata->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(phy_data);
2470
2471                 break;
2472         default:
2473                 break;
2474         }
2475
2476         edata->eee_enabled = !hw->dev_spec._82575.eee_disable;
2477
2478         if ((hw->mac.type == e1000_i354) &&
2479             (edata->eee_enabled))
2480                 edata->tx_lpi_enabled = true;
2481
2482         /*
2483          * report correct negotiated EEE status for devices that
2484          * wrongly report EEE at half-duplex
2485          */
2486         if (adapter->link_duplex == HALF_DUPLEX) {
2487                 edata->eee_enabled = false;
2488                 edata->eee_active = false;
2489                 edata->tx_lpi_enabled = false;
2490                 edata->advertised &= ~edata->advertised;
2491         }
2492
2493         return 0;
2494 }
2495 #endif
2496
2497 #ifdef ETHTOOL_SEEE
2498 static int igb_set_eee(struct net_device *netdev,
2499                        struct ethtool_eee *edata)
2500 {
2501         struct igb_adapter *adapter = netdev_priv(netdev);
2502         struct e1000_hw *hw = &adapter->hw;
2503         struct ethtool_eee eee_curr;
2504         s32 ret_val;
2505
2506         if ((hw->mac.type < e1000_i350) ||
2507             (hw->phy.media_type != e1000_media_type_copper))
2508                 return -EOPNOTSUPP;
2509
2510         ret_val = igb_get_eee(netdev, &eee_curr);
2511         if (ret_val)
2512                 return ret_val;
2513
2514         if (eee_curr.eee_enabled) {
2515                 if (eee_curr.tx_lpi_enabled != edata->tx_lpi_enabled) {
2516                         dev_err(pci_dev_to_dev(adapter->pdev),
2517                                 "Setting EEE tx-lpi is not supported\n");
2518                         return -EINVAL;
2519                 }
2520
2521                 /* Tx LPI time is not implemented currently */
2522                 if (edata->tx_lpi_timer) {
2523                         dev_err(pci_dev_to_dev(adapter->pdev),
2524                                 "Setting EEE Tx LPI timer is not supported\n");
2525                         return -EINVAL;
2526                 }
2527
2528                 if (edata->advertised &
2529                     ~(ADVERTISE_100_FULL | ADVERTISE_1000_FULL)) {
2530                         dev_err(pci_dev_to_dev(adapter->pdev),
2531                                 "EEE Advertisement supports only 100Tx and or 100T full duplex\n");
2532                         return -EINVAL;
2533                 }
2534
2535         } else if (!edata->eee_enabled) {
2536                 dev_err(pci_dev_to_dev(adapter->pdev),
2537                         "Setting EEE options is not supported with EEE disabled\n");
2538                         return -EINVAL;
2539                 }
2540
2541         adapter->eee_advert = ethtool_adv_to_mmd_eee_adv_t(edata->advertised);
2542
2543         if (hw->dev_spec._82575.eee_disable != !edata->eee_enabled) {
2544                 hw->dev_spec._82575.eee_disable = !edata->eee_enabled;
2545
2546                 /* reset link */
2547                 if (netif_running(netdev))
2548                         igb_reinit_locked(adapter);
2549                 else
2550                         igb_reset(adapter);
2551         }
2552
2553         return 0;
2554 }
2555 #endif /* ETHTOOL_SEEE */
2556
2557 #ifdef ETHTOOL_GRXRINGS
2558 static int igb_get_rss_hash_opts(struct igb_adapter *adapter,
2559                                  struct ethtool_rxnfc *cmd)
2560 {
2561         cmd->data = 0;
2562
2563         /* Report default options for RSS on igb */
2564         switch (cmd->flow_type) {
2565         case TCP_V4_FLOW:
2566                 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
2567         case UDP_V4_FLOW:
2568                 if (adapter->flags & IGB_FLAG_RSS_FIELD_IPV4_UDP)
2569                         cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
2570         case SCTP_V4_FLOW:
2571         case AH_ESP_V4_FLOW:
2572         case AH_V4_FLOW:
2573         case ESP_V4_FLOW:
2574         case IPV4_FLOW:
2575                 cmd->data |= RXH_IP_SRC | RXH_IP_DST;
2576                 break;
2577         case TCP_V6_FLOW:
2578                 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
2579         case UDP_V6_FLOW:
2580                 if (adapter->flags & IGB_FLAG_RSS_FIELD_IPV6_UDP)
2581                         cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
2582         case SCTP_V6_FLOW:
2583         case AH_ESP_V6_FLOW:
2584         case AH_V6_FLOW:
2585         case ESP_V6_FLOW:
2586         case IPV6_FLOW:
2587                 cmd->data |= RXH_IP_SRC | RXH_IP_DST;
2588                 break;
2589         default:
2590                 return -EINVAL;
2591         }
2592
2593         return 0;
2594 }
2595
2596 static int igb_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd,
2597 #ifdef HAVE_ETHTOOL_GET_RXNFC_VOID_RULE_LOCS
2598                            void *rule_locs)
2599 #else
2600                            u32 *rule_locs)
2601 #endif
2602 {
2603         struct igb_adapter *adapter = netdev_priv(dev);
2604         int ret = -EOPNOTSUPP;
2605
2606         switch (cmd->cmd) {
2607         case ETHTOOL_GRXRINGS:
2608                 cmd->data = adapter->num_rx_queues;
2609                 ret = 0;
2610                 break;
2611         case ETHTOOL_GRXFH:
2612                 ret = igb_get_rss_hash_opts(adapter, cmd);
2613                 break;
2614         default:
2615                 break;
2616         }
2617
2618         return ret;
2619 }
2620
2621 #define UDP_RSS_FLAGS (IGB_FLAG_RSS_FIELD_IPV4_UDP | \
2622                        IGB_FLAG_RSS_FIELD_IPV6_UDP)
2623 static int igb_set_rss_hash_opt(struct igb_adapter *adapter,
2624                                 struct ethtool_rxnfc *nfc)
2625 {
2626         u32 flags = adapter->flags;
2627
2628         /*
2629          * RSS does not support anything other than hashing
2630          * to queues on src and dst IPs and ports
2631          */
2632         if (nfc->data & ~(RXH_IP_SRC | RXH_IP_DST |
2633                           RXH_L4_B_0_1 | RXH_L4_B_2_3))
2634                 return -EINVAL;
2635
2636         switch (nfc->flow_type) {
2637         case TCP_V4_FLOW:
2638         case TCP_V6_FLOW:
2639                 if (!(nfc->data & RXH_IP_SRC) ||
2640                     !(nfc->data & RXH_IP_DST) ||
2641                     !(nfc->data & RXH_L4_B_0_1) ||
2642                     !(nfc->data & RXH_L4_B_2_3))
2643                         return -EINVAL;
2644                 break;
2645         case UDP_V4_FLOW:
2646                 if (!(nfc->data & RXH_IP_SRC) ||
2647                     !(nfc->data & RXH_IP_DST))
2648                         return -EINVAL;
2649                 switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
2650                 case 0:
2651                         flags &= ~IGB_FLAG_RSS_FIELD_IPV4_UDP;
2652                         break;
2653                 case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
2654                         flags |= IGB_FLAG_RSS_FIELD_IPV4_UDP;
2655                         break;
2656                 default:
2657                         return -EINVAL;
2658                 }
2659                 break;
2660         case UDP_V6_FLOW:
2661                 if (!(nfc->data & RXH_IP_SRC) ||
2662                     !(nfc->data & RXH_IP_DST))
2663                         return -EINVAL;
2664                 switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
2665                 case 0:
2666                         flags &= ~IGB_FLAG_RSS_FIELD_IPV6_UDP;
2667                         break;
2668                 case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
2669                         flags |= IGB_FLAG_RSS_FIELD_IPV6_UDP;
2670                         break;
2671                 default:
2672                         return -EINVAL;
2673                 }
2674                 break;
2675         case AH_ESP_V4_FLOW:
2676         case AH_V4_FLOW:
2677         case ESP_V4_FLOW:
2678         case SCTP_V4_FLOW:
2679         case AH_ESP_V6_FLOW:
2680         case AH_V6_FLOW:
2681         case ESP_V6_FLOW:
2682         case SCTP_V6_FLOW:
2683                 if (!(nfc->data & RXH_IP_SRC) ||
2684                     !(nfc->data & RXH_IP_DST) ||
2685                     (nfc->data & RXH_L4_B_0_1) ||
2686                     (nfc->data & RXH_L4_B_2_3))
2687                         return -EINVAL;
2688                 break;
2689         default:
2690                 return -EINVAL;
2691         }
2692
2693         /* if we changed something we need to update flags */
2694         if (flags != adapter->flags) {
2695                 struct e1000_hw *hw = &adapter->hw;
2696                 u32 mrqc = E1000_READ_REG(hw, E1000_MRQC);
2697
2698                 if ((flags & UDP_RSS_FLAGS) &&
2699                     !(adapter->flags & UDP_RSS_FLAGS))
2700                         DPRINTK(DRV, WARNING,
2701                                 "enabling UDP RSS: fragmented packets may arrive out of order to the stack above\n");
2702
2703                 adapter->flags = flags;
2704
2705                 /* Perform hash on these packet types */
2706                 mrqc |= E1000_MRQC_RSS_FIELD_IPV4 |
2707                         E1000_MRQC_RSS_FIELD_IPV4_TCP |
2708                         E1000_MRQC_RSS_FIELD_IPV6 |
2709                         E1000_MRQC_RSS_FIELD_IPV6_TCP;
2710
2711                 mrqc &= ~(E1000_MRQC_RSS_FIELD_IPV4_UDP |
2712                           E1000_MRQC_RSS_FIELD_IPV6_UDP);
2713
2714                 if (flags & IGB_FLAG_RSS_FIELD_IPV4_UDP)
2715                         mrqc |= E1000_MRQC_RSS_FIELD_IPV4_UDP;
2716
2717                 if (flags & IGB_FLAG_RSS_FIELD_IPV6_UDP)
2718                         mrqc |= E1000_MRQC_RSS_FIELD_IPV6_UDP;
2719
2720                 E1000_WRITE_REG(hw, E1000_MRQC, mrqc);
2721         }
2722
2723         return 0;
2724 }
2725
2726 static int igb_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd)
2727 {
2728         struct igb_adapter *adapter = netdev_priv(dev);
2729         int ret = -EOPNOTSUPP;
2730
2731         switch (cmd->cmd) {
2732         case ETHTOOL_SRXFH:
2733                 ret = igb_set_rss_hash_opt(adapter, cmd);
2734                 break;
2735         default:
2736                 break;
2737         }
2738
2739         return ret;
2740 }
2741 #endif /* ETHTOOL_GRXRINGS */
2742
2743 static const struct ethtool_ops igb_ethtool_ops = {
2744 #ifndef ETHTOOL_GLINKSETTINGS
2745         .get_settings           = igb_get_settings,
2746 #endif
2747 #ifndef ETHTOOL_SLINKSETTINGS
2748         .set_settings           = igb_set_settings,
2749 #endif
2750         .get_drvinfo            = igb_get_drvinfo,
2751         .get_regs_len           = igb_get_regs_len,
2752         .get_regs               = igb_get_regs,
2753         .get_wol                = igb_get_wol,
2754         .set_wol                = igb_set_wol,
2755         .get_msglevel           = igb_get_msglevel,
2756         .set_msglevel           = igb_set_msglevel,
2757         .nway_reset             = igb_nway_reset,
2758         .get_link               = igb_get_link,
2759         .get_eeprom_len         = igb_get_eeprom_len,
2760         .get_eeprom             = igb_get_eeprom,
2761         .set_eeprom             = igb_set_eeprom,
2762         .get_ringparam          = igb_get_ringparam,
2763         .set_ringparam          = igb_set_ringparam,
2764         .get_pauseparam         = igb_get_pauseparam,
2765         .set_pauseparam         = igb_set_pauseparam,
2766         .self_test              = igb_diag_test,
2767         .get_strings            = igb_get_strings,
2768 #ifndef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT
2769 #ifdef HAVE_ETHTOOL_SET_PHYS_ID
2770         .set_phys_id            = igb_set_phys_id,
2771 #else
2772         .phys_id                = igb_phys_id,
2773 #endif /* HAVE_ETHTOOL_SET_PHYS_ID */
2774 #endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */
2775 #ifdef HAVE_ETHTOOL_GET_SSET_COUNT
2776         .get_sset_count         = igb_get_sset_count,
2777 #else
2778         .get_stats_count        = igb_get_stats_count,
2779         .self_test_count        = igb_diag_test_count,
2780 #endif
2781         .get_ethtool_stats      = igb_get_ethtool_stats,
2782 #ifdef HAVE_ETHTOOL_GET_PERM_ADDR
2783         .get_perm_addr          = ethtool_op_get_perm_addr,
2784 #endif
2785         .get_coalesce           = igb_get_coalesce,
2786         .set_coalesce           = igb_set_coalesce,
2787 #ifndef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT
2788 #ifdef HAVE_ETHTOOL_GET_TS_INFO
2789         .get_ts_info            = igb_get_ts_info,
2790 #endif /* HAVE_ETHTOOL_GET_TS_INFO */
2791 #endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */
2792 #ifdef CONFIG_PM_RUNTIME
2793         .begin                  = igb_ethtool_begin,
2794         .complete               = igb_ethtool_complete,
2795 #endif /* CONFIG_PM_RUNTIME */
2796 #ifndef HAVE_NDO_SET_FEATURES
2797         .get_rx_csum            = igb_get_rx_csum,
2798         .set_rx_csum            = igb_set_rx_csum,
2799         .get_tx_csum            = ethtool_op_get_tx_csum,
2800         .set_tx_csum            = igb_set_tx_csum,
2801         .get_sg                 = ethtool_op_get_sg,
2802         .set_sg                 = ethtool_op_set_sg,
2803 #ifdef NETIF_F_TSO
2804         .get_tso                = ethtool_op_get_tso,
2805         .set_tso                = igb_set_tso,
2806 #endif
2807 #ifdef ETHTOOL_GFLAGS
2808         .get_flags              = ethtool_op_get_flags,
2809         .set_flags              = igb_set_flags,
2810 #endif /* ETHTOOL_GFLAGS */
2811 #endif /* HAVE_NDO_SET_FEATURES */
2812 #ifdef ETHTOOL_GADV_COAL
2813         .get_advcoal            = igb_get_adv_coal,
2814         .set_advcoal            = igb_set_dmac_coal,
2815 #endif /* ETHTOOL_GADV_COAL */
2816 #ifndef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT
2817 #ifdef ETHTOOL_GEEE
2818         .get_eee                = igb_get_eee,
2819 #endif
2820 #ifdef ETHTOOL_SEEE
2821         .set_eee                = igb_set_eee,
2822 #endif
2823 #endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */
2824 #ifdef ETHTOOL_GRXRINGS
2825         .get_rxnfc              = igb_get_rxnfc,
2826         .set_rxnfc              = igb_set_rxnfc,
2827 #endif
2828 };
2829
2830 #ifdef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT
2831 static const struct ethtool_ops_ext igb_ethtool_ops_ext = {
2832         .size           = sizeof(struct ethtool_ops_ext),
2833         .get_ts_info    = igb_get_ts_info,
2834         .set_phys_id    = igb_set_phys_id,
2835         .get_eee        = igb_get_eee,
2836         .set_eee        = igb_set_eee,
2837 };
2838
2839 void igb_set_ethtool_ops(struct net_device *netdev)
2840 {
2841         SET_ETHTOOL_OPS(netdev, &igb_ethtool_ops);
2842         set_ethtool_ops_ext(netdev, &igb_ethtool_ops_ext);
2843 }
2844 #else
2845 void igb_set_ethtool_ops(struct net_device *netdev)
2846 {
2847         /* have to "undeclare" const on this struct to remove warnings */
2848         SET_ETHTOOL_OPS(netdev, (struct ethtool_ops *)&igb_ethtool_ops);
2849 }
2850 #endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */
2851 #endif  /* SIOCETHTOOL */