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