lib/librte_eal/linuxapp/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         strncpy(drvinfo->fw_version, adapter->fw_version,
 815                 sizeof(drvinfo->fw_version) - 1);
 816         strncpy(drvinfo->bus_info, pci_name(adapter->pdev), sizeof(drvinfo->bus_info) -1);
 817         drvinfo->n_stats = IGB_STATS_LEN;
 818         drvinfo->testinfo_len = IGB_TEST_LEN;
 819         drvinfo->regdump_len = igb_get_regs_len(netdev);
 820         drvinfo->eedump_len = igb_get_eeprom_len(netdev);
 821 }
 822
 823 static void igb_get_ringparam(struct net_device *netdev,
 824                               struct ethtool_ringparam *ring)
 825 {
 826         struct igb_adapter *adapter = netdev_priv(netdev);
 827
 828         ring->rx_max_pending = IGB_MAX_RXD;
 829         ring->tx_max_pending = IGB_MAX_TXD;
 830         ring->rx_mini_max_pending = 0;
 831         ring->rx_jumbo_max_pending = 0;
 832         ring->rx_pending = adapter->rx_ring_count;
 833         ring->tx_pending = adapter->tx_ring_count;
 834         ring->rx_mini_pending = 0;
 835         ring->rx_jumbo_pending = 0;
 836 }
 837
 838 static int igb_set_ringparam(struct net_device *netdev,
 839                              struct ethtool_ringparam *ring)
 840 {
 841         struct igb_adapter *adapter = netdev_priv(netdev);
 842         struct igb_ring *temp_ring;
 843         int i, err = 0;
 844         u16 new_rx_count, new_tx_count;
 845
 846         if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
 847                 return -EINVAL;
 848
 849         new_rx_count = min(ring->rx_pending, (u32)IGB_MAX_RXD);
 850         new_rx_count = max(new_rx_count, (u16)IGB_MIN_RXD);
 851         new_rx_count = ALIGN(new_rx_count, REQ_RX_DESCRIPTOR_MULTIPLE);
 852
 853         new_tx_count = min(ring->tx_pending, (u32)IGB_MAX_TXD);
 854         new_tx_count = max(new_tx_count, (u16)IGB_MIN_TXD);
 855         new_tx_count = ALIGN(new_tx_count, REQ_TX_DESCRIPTOR_MULTIPLE);
 856
 857         if ((new_tx_count == adapter->tx_ring_count) &&
 858             (new_rx_count == adapter->rx_ring_count)) {
 859                 /* nothing to do */
 860                 return 0;
 861         }
 862
 863         while (test_and_set_bit(__IGB_RESETTING, &adapter->state))
 864                 usleep_range(1000, 2000);
 865
 866         if (!netif_running(adapter->netdev)) {
 867                 for (i = 0; i < adapter->num_tx_queues; i++)
 868                         adapter->tx_ring[i]->count = new_tx_count;
 869                 for (i = 0; i < adapter->num_rx_queues; i++)
 870                         adapter->rx_ring[i]->count = new_rx_count;
 871                 adapter->tx_ring_count = new_tx_count;
 872                 adapter->rx_ring_count = new_rx_count;
 873                 goto clear_reset;
 874         }
 875
 876         if (adapter->num_tx_queues > adapter->num_rx_queues)
 877                 temp_ring = vmalloc(adapter->num_tx_queues * sizeof(struct igb_ring));
 878         else
 879                 temp_ring = vmalloc(adapter->num_rx_queues * sizeof(struct igb_ring));
 880
 881         if (!temp_ring) {
 882                 err = -ENOMEM;
 883                 goto clear_reset;
 884         }
 885
 886         igb_down(adapter);
 887
 888         /*
 889          * We can't just free everything and then setup again,
 890          * because the ISRs in MSI-X mode get passed pointers
 891          * to the tx and rx ring structs.
 892          */
 893         if (new_tx_count != adapter->tx_ring_count) {
 894                 for (i = 0; i < adapter->num_tx_queues; i++) {
 895                         memcpy(&temp_ring[i], adapter->tx_ring[i],
 896                                sizeof(struct igb_ring));
 897
 898                         temp_ring[i].count = new_tx_count;
 899                         err = igb_setup_tx_resources(&temp_ring[i]);
 900                         if (err) {
 901                                 while (i) {
 902                                         i--;
 903                                         igb_free_tx_resources(&temp_ring[i]);
 904                                 }
 905                                 goto err_setup;
 906                         }
 907                 }
 908
 909                 for (i = 0; i < adapter->num_tx_queues; i++) {
 910                         igb_free_tx_resources(adapter->tx_ring[i]);
 911
 912                         memcpy(adapter->tx_ring[i], &temp_ring[i],
 913                                sizeof(struct igb_ring));
 914                 }
 915
 916                 adapter->tx_ring_count = new_tx_count;
 917         }
 918
 919         if (new_rx_count != adapter->rx_ring_count) {
 920                 for (i = 0; i < adapter->num_rx_queues; i++) {
 921                         memcpy(&temp_ring[i], adapter->rx_ring[i],
 922                                sizeof(struct igb_ring));
 923
 924                         temp_ring[i].count = new_rx_count;
 925                         err = igb_setup_rx_resources(&temp_ring[i]);
 926                         if (err) {
 927                                 while (i) {
 928                                         i--;
 929                                         igb_free_rx_resources(&temp_ring[i]);
 930                                 }
 931                                 goto err_setup;
 932                         }
 933
 934                 }
 935
 936                 for (i = 0; i < adapter->num_rx_queues; i++) {
 937                         igb_free_rx_resources(adapter->rx_ring[i]);
 938
 939                         memcpy(adapter->rx_ring[i], &temp_ring[i],
 940                                sizeof(struct igb_ring));
 941                 }
 942
 943                 adapter->rx_ring_count = new_rx_count;
 944         }
 945 err_setup:
 946         igb_up(adapter);
 947         vfree(temp_ring);
 948 clear_reset:
 949         clear_bit(__IGB_RESETTING, &adapter->state);
 950         return err;
 951 }
 952 static bool reg_pattern_test(struct igb_adapter *adapter, u64 *data,
 953                              int reg, u32 mask, u32 write)
 954 {
 955         struct e1000_hw *hw = &adapter->hw;
 956         u32 pat, val;
 957         static const u32 _test[] =
 958                 {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF};
 959         for (pat = 0; pat < ARRAY_SIZE(_test); pat++) {
 960                 E1000_WRITE_REG(hw, reg, (_test[pat] & write));
 961                 val = E1000_READ_REG(hw, reg) & mask;
 962                 if (val != (_test[pat] & write & mask)) {
 963                         dev_err(pci_dev_to_dev(adapter->pdev), "pattern test reg %04X "
 964                                 "failed: got 0x%08X expected 0x%08X\n",
 965                                 E1000_REGISTER(hw, reg), val, (_test[pat] & write & mask));
 966                         *data = E1000_REGISTER(hw, reg);
 967                         return 1;
 968                 }
 969         }
 970
 971         return 0;
 972 }
 973
 974 static bool reg_set_and_check(struct igb_adapter *adapter, u64 *data,
 975                               int reg, u32 mask, u32 write)
 976 {
 977         struct e1000_hw *hw = &adapter->hw;
 978         u32 val;
 979         E1000_WRITE_REG(hw, reg, write & mask);
 980         val = E1000_READ_REG(hw, reg);
 981         if ((write & mask) != (val & mask)) {
 982                 dev_err(pci_dev_to_dev(adapter->pdev), "set/check reg %04X test failed:"
 983                         " got 0x%08X expected 0x%08X\n", reg,
 984                         (val & mask), (write & mask));
 985                 *data = E1000_REGISTER(hw, reg);
 986                 return 1;
 987         }
 988
 989         return 0;
 990 }
 991
 992 #define REG_PATTERN_TEST(reg, mask, write) \
 993         do { \
 994                 if (reg_pattern_test(adapter, data, reg, mask, write)) \
 995                         return 1; \
 996         } while (0)
 997
 998 #define REG_SET_AND_CHECK(reg, mask, write) \
 999         do { \
1000                 if (reg_set_and_check(adapter, data, reg, mask, write)) \
1001                         return 1; \
1002         } while (0)
1003
1004 static int igb_reg_test(struct igb_adapter *adapter, u64 *data)
1005 {
1006         struct e1000_hw *hw = &adapter->hw;
1007         struct igb_reg_test *test;
1008         u32 value, before, after;
1009         u32 i, toggle;
1010
1011         switch (adapter->hw.mac.type) {
1012         case e1000_i350:
1013         case e1000_i354:
1014                 test = reg_test_i350;
1015                 toggle = 0x7FEFF3FF;
1016                 break;
1017         case e1000_i210:
1018         case e1000_i211:
1019                 test = reg_test_i210;
1020                 toggle = 0x7FEFF3FF;
1021                 break;
1022         case e1000_82580:
1023                 test = reg_test_82580;
1024                 toggle = 0x7FEFF3FF;
1025                 break;
1026         case e1000_82576:
1027                 test = reg_test_82576;
1028                 toggle = 0x7FFFF3FF;
1029                 break;
1030         default:
1031                 test = reg_test_82575;
1032                 toggle = 0x7FFFF3FF;
1033                 break;
1034         }
1035
1036         /* Because the status register is such a special case,
1037          * we handle it separately from the rest of the register
1038          * tests.  Some bits are read-only, some toggle, and some
1039          * are writable on newer MACs.
1040          */
1041         before = E1000_READ_REG(hw, E1000_STATUS);
1042         value = (E1000_READ_REG(hw, E1000_STATUS) & toggle);
1043         E1000_WRITE_REG(hw, E1000_STATUS, toggle);
1044         after = E1000_READ_REG(hw, E1000_STATUS) & toggle;
1045         if (value != after) {
1046                 dev_err(pci_dev_to_dev(adapter->pdev), "failed STATUS register test "
1047                         "got: 0x%08X expected: 0x%08X\n", after, value);
1048                 *data = 1;
1049                 return 1;
1050         }
1051         /* restore previous status */
1052         E1000_WRITE_REG(hw, E1000_STATUS, before);
1053
1054         /* Perform the remainder of the register test, looping through
1055          * the test table until we either fail or reach the null entry.
1056          */
1057         while (test->reg) {
1058                 for (i = 0; i < test->array_len; i++) {
1059                         switch (test->test_type) {
1060                         case PATTERN_TEST:
1061                                 REG_PATTERN_TEST(test->reg +
1062                                                 (i * test->reg_offset),
1063                                                 test->mask,
1064                                                 test->write);
1065                                 break;
1066                         case SET_READ_TEST:
1067                                 REG_SET_AND_CHECK(test->reg +
1068                                                 (i * test->reg_offset),
1069                                                 test->mask,
1070                                                 test->write);
1071                                 break;
1072                         case WRITE_NO_TEST:
1073                                 writel(test->write,
1074                                        (adapter->hw.hw_addr + test->reg)
1075                                         + (i * test->reg_offset));
1076                                 break;
1077                         case TABLE32_TEST:
1078                                 REG_PATTERN_TEST(test->reg + (i * 4),
1079                                                 test->mask,
1080                                                 test->write);
1081                                 break;
1082                         case TABLE64_TEST_LO:
1083                                 REG_PATTERN_TEST(test->reg + (i * 8),
1084                                                 test->mask,
1085                                                 test->write);
1086                                 break;
1087                         case TABLE64_TEST_HI:
1088                                 REG_PATTERN_TEST((test->reg + 4) + (i * 8),
1089                                                 test->mask,
1090                                                 test->write);
1091                                 break;
1092                         }
1093                 }
1094                 test++;
1095         }
1096
1097         *data = 0;
1098         return 0;
1099 }
1100
1101 static int igb_eeprom_test(struct igb_adapter *adapter, u64 *data)
1102 {
1103         *data = 0;
1104
1105         /* Validate NVM checksum */
1106         if (e1000_validate_nvm_checksum(&adapter->hw) < 0)
1107                 *data = 2;
1108
1109         return *data;
1110 }
1111
1112 static irqreturn_t igb_test_intr(int irq, void *data)
1113 {
1114         struct igb_adapter *adapter = data;
1115         struct e1000_hw *hw = &adapter->hw;
1116
1117         adapter->test_icr |= E1000_READ_REG(hw, E1000_ICR);
1118
1119         return IRQ_HANDLED;
1120 }
1121
1122 static int igb_intr_test(struct igb_adapter *adapter, u64 *data)
1123 {
1124         struct e1000_hw *hw = &adapter->hw;
1125         struct net_device *netdev = adapter->netdev;
1126         u32 mask, ics_mask, i = 0, shared_int = TRUE;
1127         u32 irq = adapter->pdev->irq;
1128
1129         *data = 0;
1130
1131         /* Hook up test interrupt handler just for this test */
1132         if (adapter->msix_entries) {
1133                 if (request_irq(adapter->msix_entries[0].vector,
1134                                 &igb_test_intr, 0, netdev->name, adapter)) {
1135                         *data = 1;
1136                         return -1;
1137                 }
1138         } else if (adapter->flags & IGB_FLAG_HAS_MSI) {
1139                 shared_int = FALSE;
1140                 if (request_irq(irq,
1141                                 igb_test_intr, 0, netdev->name, adapter)) {
1142                         *data = 1;
1143                         return -1;
1144                 }
1145         } else if (!request_irq(irq, igb_test_intr, IRQF_PROBE_SHARED,
1146                                 netdev->name, adapter)) {
1147                 shared_int = FALSE;
1148         } else if (request_irq(irq, &igb_test_intr, IRQF_SHARED,
1149                  netdev->name, adapter)) {
1150                 *data = 1;
1151                 return -1;
1152         }
1153         dev_info(pci_dev_to_dev(adapter->pdev), "testing %s interrupt\n",
1154                  (shared_int ? "shared" : "unshared"));
1155
1156         /* Disable all the interrupts */
1157         E1000_WRITE_REG(hw, E1000_IMC, ~0);
1158         E1000_WRITE_FLUSH(hw);
1159         usleep_range(10000, 20000);
1160
1161         /* Define all writable bits for ICS */
1162         switch (hw->mac.type) {
1163         case e1000_82575:
1164                 ics_mask = 0x37F47EDD;
1165                 break;
1166         case e1000_82576:
1167                 ics_mask = 0x77D4FBFD;
1168                 break;
1169         case e1000_82580:
1170                 ics_mask = 0x77DCFED5;
1171                 break;
1172         case e1000_i350:
1173         case e1000_i354:
1174                 ics_mask = 0x77DCFED5;
1175                 break;
1176         case e1000_i210:
1177         case e1000_i211:
1178                 ics_mask = 0x774CFED5;
1179                 break;
1180         default:
1181                 ics_mask = 0x7FFFFFFF;
1182                 break;
1183         }
1184
1185         /* Test each interrupt */
1186         for (; i < 31; i++) {
1187                 /* Interrupt to test */
1188                 mask = 1 << i;
1189
1190                 if (!(mask & ics_mask))
1191                         continue;
1192
1193                 if (!shared_int) {
1194                         /* Disable the interrupt to be reported in
1195                          * the cause register and then force the same
1196                          * interrupt and see if one gets posted.  If
1197                          * an interrupt was posted to the bus, the
1198                          * test failed.
1199                          */
1200                         adapter->test_icr = 0;
1201
1202                         /* Flush any pending interrupts */
1203                         E1000_WRITE_REG(hw, E1000_ICR, ~0);
1204
1205                         E1000_WRITE_REG(hw, E1000_IMC, mask);
1206                         E1000_WRITE_REG(hw, E1000_ICS, mask);
1207                         E1000_WRITE_FLUSH(hw);
1208                         usleep_range(10000, 20000);
1209
1210                         if (adapter->test_icr & mask) {
1211                                 *data = 3;
1212                                 break;
1213                         }
1214                 }
1215
1216                 /* Enable the interrupt to be reported in
1217                  * the cause register and then force the same
1218                  * interrupt and see if one gets posted.  If
1219                  * an interrupt was not posted to the bus, the
1220                  * test failed.
1221                  */
1222                 adapter->test_icr = 0;
1223
1224                 /* Flush any pending interrupts */
1225                 E1000_WRITE_REG(hw, E1000_ICR, ~0);
1226
1227                 E1000_WRITE_REG(hw, E1000_IMS, mask);
1228                 E1000_WRITE_REG(hw, E1000_ICS, mask);
1229                 E1000_WRITE_FLUSH(hw);
1230                 usleep_range(10000, 20000);
1231
1232                 if (!(adapter->test_icr & mask)) {
1233                         *data = 4;
1234                         break;
1235                 }
1236
1237                 if (!shared_int) {
1238                         /* Disable the other interrupts to be reported in
1239                          * the cause register and then force the other
1240                          * interrupts and see if any get posted.  If
1241                          * an interrupt was posted to the bus, the
1242                          * test failed.
1243                          */
1244                         adapter->test_icr = 0;
1245
1246                         /* Flush any pending interrupts */
1247                         E1000_WRITE_REG(hw, E1000_ICR, ~0);
1248
1249                         E1000_WRITE_REG(hw, E1000_IMC, ~mask);
1250                         E1000_WRITE_REG(hw, E1000_ICS, ~mask);
1251                         E1000_WRITE_FLUSH(hw);
1252                         usleep_range(10000, 20000);
1253
1254                         if (adapter->test_icr & mask) {
1255                                 *data = 5;
1256                                 break;
1257                         }
1258                 }
1259         }
1260
1261         /* Disable all the interrupts */
1262         E1000_WRITE_REG(hw, E1000_IMC, ~0);
1263         E1000_WRITE_FLUSH(hw);
1264         usleep_range(10000, 20000);
1265
1266         /* Unhook test interrupt handler */
1267         if (adapter->msix_entries)
1268                 free_irq(adapter->msix_entries[0].vector, adapter);
1269         else
1270                 free_irq(irq, adapter);
1271
1272         return *data;
1273 }
1274
1275 static void igb_free_desc_rings(struct igb_adapter *adapter)
1276 {
1277         igb_free_tx_resources(&adapter->test_tx_ring);
1278         igb_free_rx_resources(&adapter->test_rx_ring);
1279 }
1280
1281 static int igb_setup_desc_rings(struct igb_adapter *adapter)
1282 {
1283         struct igb_ring *tx_ring = &adapter->test_tx_ring;
1284         struct igb_ring *rx_ring = &adapter->test_rx_ring;
1285         struct e1000_hw *hw = &adapter->hw;
1286         int ret_val;
1287
1288         /* Setup Tx descriptor ring and Tx buffers */
1289         tx_ring->count = IGB_DEFAULT_TXD;
1290         tx_ring->dev = pci_dev_to_dev(adapter->pdev);
1291         tx_ring->netdev = adapter->netdev;
1292         tx_ring->reg_idx = adapter->vfs_allocated_count;
1293
1294         if (igb_setup_tx_resources(tx_ring)) {
1295                 ret_val = 1;
1296                 goto err_nomem;
1297         }
1298
1299         igb_setup_tctl(adapter);
1300         igb_configure_tx_ring(adapter, tx_ring);
1301
1302         /* Setup Rx descriptor ring and Rx buffers */
1303         rx_ring->count = IGB_DEFAULT_RXD;
1304         rx_ring->dev = pci_dev_to_dev(adapter->pdev);
1305         rx_ring->netdev = adapter->netdev;
1306 #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT
1307         rx_ring->rx_buffer_len = IGB_RX_HDR_LEN;
1308 #endif
1309         rx_ring->reg_idx = adapter->vfs_allocated_count;
1310
1311         if (igb_setup_rx_resources(rx_ring)) {
1312                 ret_val = 2;
1313                 goto err_nomem;
1314         }
1315
1316         /* set the default queue to queue 0 of PF */
1317         E1000_WRITE_REG(hw, E1000_MRQC, adapter->vfs_allocated_count << 3);
1318
1319         /* enable receive ring */
1320         igb_setup_rctl(adapter);
1321         igb_configure_rx_ring(adapter, rx_ring);
1322
1323         igb_alloc_rx_buffers(rx_ring, igb_desc_unused(rx_ring));
1324
1325         return 0;
1326
1327 err_nomem:
1328         igb_free_desc_rings(adapter);
1329         return ret_val;
1330 }
1331
1332 static void igb_phy_disable_receiver(struct igb_adapter *adapter)
1333 {
1334         struct e1000_hw *hw = &adapter->hw;
1335
1336         /* Write out to PHY registers 29 and 30 to disable the Receiver. */
1337         e1000_write_phy_reg(hw, 29, 0x001F);
1338         e1000_write_phy_reg(hw, 30, 0x8FFC);
1339         e1000_write_phy_reg(hw, 29, 0x001A);
1340         e1000_write_phy_reg(hw, 30, 0x8FF0);
1341 }
1342
1343 static int igb_integrated_phy_loopback(struct igb_adapter *adapter)
1344 {
1345         struct e1000_hw *hw = &adapter->hw;
1346         u32 ctrl_reg = 0;
1347
1348         hw->mac.autoneg = FALSE;
1349
1350         if (hw->phy.type == e1000_phy_m88) {
1351                 if (hw->phy.id != I210_I_PHY_ID) {
1352                         /* Auto-MDI/MDIX Off */
1353                         e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, 0x0808);
1354                         /* reset to update Auto-MDI/MDIX */
1355                         e1000_write_phy_reg(hw, PHY_CONTROL, 0x9140);
1356                         /* autoneg off */
1357                         e1000_write_phy_reg(hw, PHY_CONTROL, 0x8140);
1358                 } else {
1359                         /* force 1000, set loopback  */
1360                         e1000_write_phy_reg(hw, I347AT4_PAGE_SELECT, 0);
1361                         e1000_write_phy_reg(hw, PHY_CONTROL, 0x4140);
1362                 }
1363         } else {
1364                 /* enable MII loopback */
1365                 if (hw->phy.type == e1000_phy_82580)
1366                         e1000_write_phy_reg(hw, I82577_PHY_LBK_CTRL, 0x8041);
1367         }
1368
1369         /* force 1000, set loopback  */
1370         e1000_write_phy_reg(hw, PHY_CONTROL, 0x4140);
1371
1372         /* Now set up the MAC to the same speed/duplex as the PHY. */
1373         ctrl_reg = E1000_READ_REG(hw, E1000_CTRL);
1374         ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */
1375         ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */
1376                      E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */
1377                      E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */
1378                      E1000_CTRL_FD |     /* Force Duplex to FULL */
1379                      E1000_CTRL_SLU);    /* Set link up enable bit */
1380
1381         if (hw->phy.type == e1000_phy_m88)
1382                 ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */
1383
1384         E1000_WRITE_REG(hw, E1000_CTRL, ctrl_reg);
1385
1386         /* Disable the receiver on the PHY so when a cable is plugged in, the
1387          * PHY does not begin to autoneg when a cable is reconnected to the NIC.
1388          */
1389         if (hw->phy.type == e1000_phy_m88)
1390                 igb_phy_disable_receiver(adapter);
1391
1392         mdelay(500);
1393         return 0;
1394 }
1395
1396 static int igb_set_phy_loopback(struct igb_adapter *adapter)
1397 {
1398         return igb_integrated_phy_loopback(adapter);
1399 }
1400
1401 static int igb_setup_loopback_test(struct igb_adapter *adapter)
1402 {
1403         struct e1000_hw *hw = &adapter->hw;
1404         u32 reg;
1405
1406         reg = E1000_READ_REG(hw, E1000_CTRL_EXT);
1407
1408         /* use CTRL_EXT to identify link type as SGMII can appear as copper */
1409         if (reg & E1000_CTRL_EXT_LINK_MODE_MASK) {
1410                 if ((hw->device_id == E1000_DEV_ID_DH89XXCC_SGMII) ||
1411                     (hw->device_id == E1000_DEV_ID_DH89XXCC_SERDES) ||
1412                     (hw->device_id == E1000_DEV_ID_DH89XXCC_BACKPLANE) ||
1413                     (hw->device_id == E1000_DEV_ID_DH89XXCC_SFP)) {
1414
1415                         /* Enable DH89xxCC MPHY for near end loopback */
1416                         reg = E1000_READ_REG(hw, E1000_MPHY_ADDR_CTL);
1417                         reg = (reg & E1000_MPHY_ADDR_CTL_OFFSET_MASK) |
1418                                 E1000_MPHY_PCS_CLK_REG_OFFSET;
1419                         E1000_WRITE_REG(hw, E1000_MPHY_ADDR_CTL, reg);
1420
1421                         reg = E1000_READ_REG(hw, E1000_MPHY_DATA);
1422                         reg |= E1000_MPHY_PCS_CLK_REG_DIGINELBEN;
1423                         E1000_WRITE_REG(hw, E1000_MPHY_DATA, reg);
1424                 }
1425
1426                 reg = E1000_READ_REG(hw, E1000_RCTL);
1427                 reg |= E1000_RCTL_LBM_TCVR;
1428                 E1000_WRITE_REG(hw, E1000_RCTL, reg);
1429
1430                 E1000_WRITE_REG(hw, E1000_SCTL, E1000_ENABLE_SERDES_LOOPBACK);
1431
1432                 reg = E1000_READ_REG(hw, E1000_CTRL);
1433                 reg &= ~(E1000_CTRL_RFCE |
1434                          E1000_CTRL_TFCE |
1435                          E1000_CTRL_LRST);
1436                 reg |= E1000_CTRL_SLU |
1437                        E1000_CTRL_FD;
1438                 E1000_WRITE_REG(hw, E1000_CTRL, reg);
1439
1440                 /* Unset switch control to serdes energy detect */
1441                 reg = E1000_READ_REG(hw, E1000_CONNSW);
1442                 reg &= ~E1000_CONNSW_ENRGSRC;
1443                 E1000_WRITE_REG(hw, E1000_CONNSW, reg);
1444
1445                 /* Unset sigdetect for SERDES loopback on
1446                  * 82580 and newer devices
1447                  */
1448                 if (hw->mac.type >= e1000_82580) {
1449                         reg = E1000_READ_REG(hw, E1000_PCS_CFG0);
1450                         reg |= E1000_PCS_CFG_IGN_SD;
1451                         E1000_WRITE_REG(hw, E1000_PCS_CFG0, reg);
1452                 }
1453
1454                 /* Set PCS register for forced speed */
1455                 reg = E1000_READ_REG(hw, E1000_PCS_LCTL);
1456                 reg &= ~E1000_PCS_LCTL_AN_ENABLE;     /* Disable Autoneg*/
1457                 reg |= E1000_PCS_LCTL_FLV_LINK_UP |   /* Force link up */
1458                        E1000_PCS_LCTL_FSV_1000 |      /* Force 1000    */
1459                        E1000_PCS_LCTL_FDV_FULL |      /* SerDes Full duplex */
1460                        E1000_PCS_LCTL_FSD |           /* Force Speed */
1461                        E1000_PCS_LCTL_FORCE_LINK;     /* Force Link */
1462                 E1000_WRITE_REG(hw, E1000_PCS_LCTL, reg);
1463
1464                 return 0;
1465         }
1466
1467         return igb_set_phy_loopback(adapter);
1468 }
1469
1470 static void igb_loopback_cleanup(struct igb_adapter *adapter)
1471 {
1472         struct e1000_hw *hw = &adapter->hw;
1473         u32 rctl;
1474         u16 phy_reg;
1475
1476         if ((hw->device_id == E1000_DEV_ID_DH89XXCC_SGMII) ||
1477             (hw->device_id == E1000_DEV_ID_DH89XXCC_SERDES) ||
1478             (hw->device_id == E1000_DEV_ID_DH89XXCC_BACKPLANE) ||
1479             (hw->device_id == E1000_DEV_ID_DH89XXCC_SFP)) {
1480                 u32 reg;
1481
1482                 /* Disable near end loopback on DH89xxCC */
1483                 reg = E1000_READ_REG(hw, E1000_MPHY_ADDR_CTL);
1484                 reg = (reg & E1000_MPHY_ADDR_CTL_OFFSET_MASK ) |
1485                         E1000_MPHY_PCS_CLK_REG_OFFSET;
1486         E1000_WRITE_REG(hw, E1000_MPHY_ADDR_CTL, reg);
1487
1488                 reg = E1000_READ_REG(hw, E1000_MPHY_DATA);
1489         reg &= ~E1000_MPHY_PCS_CLK_REG_DIGINELBEN;
1490         E1000_WRITE_REG(hw, E1000_MPHY_DATA, reg);
1491         }
1492
1493         rctl = E1000_READ_REG(hw, E1000_RCTL);
1494         rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC);
1495         E1000_WRITE_REG(hw, E1000_RCTL, rctl);
1496
1497         hw->mac.autoneg = TRUE;
1498         e1000_read_phy_reg(hw, PHY_CONTROL, &phy_reg);
1499         if (phy_reg & MII_CR_LOOPBACK) {
1500                 phy_reg &= ~MII_CR_LOOPBACK;
1501                 if (hw->phy.type == I210_I_PHY_ID)
1502                         e1000_write_phy_reg(hw, I347AT4_PAGE_SELECT, 0);
1503                 e1000_write_phy_reg(hw, PHY_CONTROL, phy_reg);
1504                 e1000_phy_commit(hw);
1505         }
1506 }
1507 static void igb_create_lbtest_frame(struct sk_buff *skb,
1508                                     unsigned int frame_size)
1509 {
1510         memset(skb->data, 0xFF, frame_size);
1511         frame_size /= 2;
1512         memset(&skb->data[frame_size], 0xAA, frame_size - 1);
1513         memset(&skb->data[frame_size + 10], 0xBE, 1);
1514         memset(&skb->data[frame_size + 12], 0xAF, 1);
1515 }
1516
1517 static int igb_check_lbtest_frame(struct igb_rx_buffer *rx_buffer,
1518                                   unsigned int frame_size)
1519 {
1520         unsigned char *data;
1521         bool match = true;
1522
1523         frame_size >>= 1;
1524
1525 #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT
1526         data = rx_buffer->skb->data;
1527 #else
1528         data = kmap(rx_buffer->page);
1529 #endif
1530
1531         if (data[3] != 0xFF ||
1532             data[frame_size + 10] != 0xBE ||
1533             data[frame_size + 12] != 0xAF)
1534                 match = false;
1535
1536 #ifndef CONFIG_IGB_DISABLE_PACKET_SPLIT
1537         kunmap(rx_buffer->page);
1538
1539 #endif
1540         return match;
1541 }
1542
1543 static u16 igb_clean_test_rings(struct igb_ring *rx_ring,
1544                                 struct igb_ring *tx_ring,
1545                                 unsigned int size)
1546 {
1547         union e1000_adv_rx_desc *rx_desc;
1548         struct igb_rx_buffer *rx_buffer_info;
1549         struct igb_tx_buffer *tx_buffer_info;
1550         u16 rx_ntc, tx_ntc, count = 0;
1551
1552         /* initialize next to clean and descriptor values */
1553         rx_ntc = rx_ring->next_to_clean;
1554         tx_ntc = tx_ring->next_to_clean;
1555         rx_desc = IGB_RX_DESC(rx_ring, rx_ntc);
1556
1557         while (igb_test_staterr(rx_desc, E1000_RXD_STAT_DD)) {
1558                 /* check rx buffer */
1559                 rx_buffer_info = &rx_ring->rx_buffer_info[rx_ntc];
1560
1561                 /* sync Rx buffer for CPU read */
1562                 dma_sync_single_for_cpu(rx_ring->dev,
1563                                         rx_buffer_info->dma,
1564 #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT
1565                                         IGB_RX_HDR_LEN,
1566 #else
1567                                         IGB_RX_BUFSZ,
1568 #endif
1569                                         DMA_FROM_DEVICE);
1570
1571                 /* verify contents of skb */
1572                 if (igb_check_lbtest_frame(rx_buffer_info, size))
1573                         count++;
1574
1575                 /* sync Rx buffer for device write */
1576                 dma_sync_single_for_device(rx_ring->dev,
1577                                            rx_buffer_info->dma,
1578 #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT
1579                                            IGB_RX_HDR_LEN,
1580 #else
1581                                            IGB_RX_BUFSZ,
1582 #endif
1583                                            DMA_FROM_DEVICE);
1584
1585                 /* unmap buffer on tx side */
1586                 tx_buffer_info = &tx_ring->tx_buffer_info[tx_ntc];
1587                 igb_unmap_and_free_tx_resource(tx_ring, tx_buffer_info);
1588
1589                 /* increment rx/tx next to clean counters */
1590                 rx_ntc++;
1591                 if (rx_ntc == rx_ring->count)
1592                         rx_ntc = 0;
1593                 tx_ntc++;
1594                 if (tx_ntc == tx_ring->count)
1595                         tx_ntc = 0;
1596
1597                 /* fetch next descriptor */
1598                 rx_desc = IGB_RX_DESC(rx_ring, rx_ntc);
1599         }
1600
1601         /* re-map buffers to ring, store next to clean values */
1602         igb_alloc_rx_buffers(rx_ring, count);
1603         rx_ring->next_to_clean = rx_ntc;
1604         tx_ring->next_to_clean = tx_ntc;
1605
1606         return count;
1607 }
1608
1609 static int igb_run_loopback_test(struct igb_adapter *adapter)
1610 {
1611         struct igb_ring *tx_ring = &adapter->test_tx_ring;
1612         struct igb_ring *rx_ring = &adapter->test_rx_ring;
1613         u16 i, j, lc, good_cnt;
1614         int ret_val = 0;
1615         unsigned int size = IGB_RX_HDR_LEN;
1616         netdev_tx_t tx_ret_val;
1617         struct sk_buff *skb;
1618
1619         /* allocate test skb */
1620         skb = alloc_skb(size, GFP_KERNEL);
1621         if (!skb)
1622                 return 11;
1623
1624         /* place data into test skb */
1625         igb_create_lbtest_frame(skb, size);
1626         skb_put(skb, size);
1627
1628         /*
1629          * Calculate the loop count based on the largest descriptor ring
1630          * The idea is to wrap the largest ring a number of times using 64
1631          * send/receive pairs during each loop
1632          */
1633
1634         if (rx_ring->count <= tx_ring->count)
1635                 lc = ((tx_ring->count / 64) * 2) + 1;
1636         else
1637                 lc = ((rx_ring->count / 64) * 2) + 1;
1638
1639         for (j = 0; j <= lc; j++) { /* loop count loop */
1640                 /* reset count of good packets */
1641                 good_cnt = 0;
1642
1643                 /* place 64 packets on the transmit queue*/
1644                 for (i = 0; i < 64; i++) {
1645                         skb_get(skb);
1646                         tx_ret_val = igb_xmit_frame_ring(skb, tx_ring);
1647                         if (tx_ret_val == NETDEV_TX_OK)
1648                                 good_cnt++;
1649                 }
1650
1651                 if (good_cnt != 64) {
1652                         ret_val = 12;
1653                         break;
1654                 }
1655
1656                 /* allow 200 milliseconds for packets to go from tx to rx */
1657                 msleep(200);
1658
1659                 good_cnt = igb_clean_test_rings(rx_ring, tx_ring, size);
1660                 if (good_cnt != 64) {
1661                         ret_val = 13;
1662                         break;
1663                 }
1664         } /* end loop count loop */
1665
1666         /* free the original skb */
1667         kfree_skb(skb);
1668
1669         return ret_val;
1670 }
1671
1672 static int igb_loopback_test(struct igb_adapter *adapter, u64 *data)
1673 {
1674         /* PHY loopback cannot be performed if SoL/IDER
1675          * sessions are active */
1676         if (e1000_check_reset_block(&adapter->hw)) {
1677                 dev_err(pci_dev_to_dev(adapter->pdev),
1678                         "Cannot do PHY loopback test "
1679                         "when SoL/IDER is active.\n");
1680                 *data = 0;
1681                 goto out;
1682         }
1683         if (adapter->hw.mac.type == e1000_i354) {
1684                 dev_info(&adapter->pdev->dev,
1685                         "Loopback test not supported on i354.\n");
1686                 *data = 0;
1687                 goto out;
1688         }
1689         *data = igb_setup_desc_rings(adapter);
1690         if (*data)
1691                 goto out;
1692         *data = igb_setup_loopback_test(adapter);
1693         if (*data)
1694                 goto err_loopback;
1695         *data = igb_run_loopback_test(adapter);
1696
1697         igb_loopback_cleanup(adapter);
1698
1699 err_loopback:
1700         igb_free_desc_rings(adapter);
1701 out:
1702         return *data;
1703 }
1704
1705 static int igb_link_test(struct igb_adapter *adapter, u64 *data)
1706 {
1707         u32 link;
1708         int i, time;
1709
1710         *data = 0;
1711         time = 0;
1712         if (adapter->hw.phy.media_type == e1000_media_type_internal_serdes) {
1713                 int i = 0;
1714                 adapter->hw.mac.serdes_has_link = FALSE;
1715
1716                 /* On some blade server designs, link establishment
1717                  * could take as long as 2-3 minutes */
1718                 do {
1719                         e1000_check_for_link(&adapter->hw);
1720                         if (adapter->hw.mac.serdes_has_link)
1721                                 goto out;
1722                         msleep(20);
1723                 } while (i++ < 3750);
1724
1725                 *data = 1;
1726         } else {
1727                 for (i=0; i < IGB_MAX_LINK_TRIES; i++) {
1728                 link = igb_has_link(adapter);
1729                         if (link)
1730                                 goto out;
1731                         else {
1732                                 time++;
1733                                 msleep(1000);
1734                         }
1735                 }
1736                 if (!link)
1737                         *data = 1;
1738         }
1739         out:
1740                 return *data;
1741 }
1742
1743 static void igb_diag_test(struct net_device *netdev,
1744                           struct ethtool_test *eth_test, u64 *data)
1745 {
1746         struct igb_adapter *adapter = netdev_priv(netdev);
1747         u16 autoneg_advertised;
1748         u8 forced_speed_duplex, autoneg;
1749         bool if_running = netif_running(netdev);
1750
1751         set_bit(__IGB_TESTING, &adapter->state);
1752         if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
1753                 /* Offline tests */
1754
1755                 /* save speed, duplex, autoneg settings */
1756                 autoneg_advertised = adapter->hw.phy.autoneg_advertised;
1757                 forced_speed_duplex = adapter->hw.mac.forced_speed_duplex;
1758                 autoneg = adapter->hw.mac.autoneg;
1759
1760                 dev_info(pci_dev_to_dev(adapter->pdev), "offline testing starting\n");
1761
1762                 /* power up link for link test */
1763                 igb_power_up_link(adapter);
1764
1765                 /* Link test performed before hardware reset so autoneg doesn't
1766                  * interfere with test result */
1767                 if (igb_link_test(adapter, &data[4]))
1768                         eth_test->flags |= ETH_TEST_FL_FAILED;
1769
1770                 if (if_running)
1771                         /* indicate we're in test mode */
1772                         dev_close(netdev);
1773                 else
1774                         igb_reset(adapter);
1775
1776                 if (igb_reg_test(adapter, &data[0]))
1777                         eth_test->flags |= ETH_TEST_FL_FAILED;
1778
1779                 igb_reset(adapter);
1780                 if (igb_eeprom_test(adapter, &data[1]))
1781                         eth_test->flags |= ETH_TEST_FL_FAILED;
1782
1783                 igb_reset(adapter);
1784                 if (igb_intr_test(adapter, &data[2]))
1785                         eth_test->flags |= ETH_TEST_FL_FAILED;
1786
1787                 igb_reset(adapter);
1788
1789                 /* power up link for loopback test */
1790                 igb_power_up_link(adapter);
1791
1792                 if (igb_loopback_test(adapter, &data[3]))
1793                         eth_test->flags |= ETH_TEST_FL_FAILED;
1794
1795                 /* restore speed, duplex, autoneg settings */
1796                 adapter->hw.phy.autoneg_advertised = autoneg_advertised;
1797                 adapter->hw.mac.forced_speed_duplex = forced_speed_duplex;
1798                 adapter->hw.mac.autoneg = autoneg;
1799
1800                 /* force this routine to wait until autoneg complete/timeout */
1801                 adapter->hw.phy.autoneg_wait_to_complete = TRUE;
1802                 igb_reset(adapter);
1803                 adapter->hw.phy.autoneg_wait_to_complete = FALSE;
1804
1805                 clear_bit(__IGB_TESTING, &adapter->state);
1806                 if (if_running)
1807                         dev_open(netdev);
1808         } else {
1809                 dev_info(pci_dev_to_dev(adapter->pdev), "online testing starting\n");
1810
1811                 /* PHY is powered down when interface is down */
1812                 if (if_running && igb_link_test(adapter, &data[4]))
1813                         eth_test->flags |= ETH_TEST_FL_FAILED;
1814                 else
1815                         data[4] = 0;
1816
1817                 /* Online tests aren't run; pass by default */
1818                 data[0] = 0;
1819                 data[1] = 0;
1820                 data[2] = 0;
1821                 data[3] = 0;
1822
1823                 clear_bit(__IGB_TESTING, &adapter->state);
1824         }
1825         msleep_interruptible(4 * 1000);
1826 }
1827
1828 static void igb_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
1829 {
1830         struct igb_adapter *adapter = netdev_priv(netdev);
1831
1832         wol->supported = WAKE_UCAST | WAKE_MCAST |
1833                          WAKE_BCAST | WAKE_MAGIC |
1834                          WAKE_PHY;
1835         wol->wolopts = 0;
1836
1837         if (!(adapter->flags & IGB_FLAG_WOL_SUPPORTED))
1838                 return;
1839
1840         /* apply any specific unsupported masks here */
1841         switch (adapter->hw.device_id) {
1842         default:
1843                 break;
1844         }
1845
1846         if (adapter->wol & E1000_WUFC_EX)
1847                 wol->wolopts |= WAKE_UCAST;
1848         if (adapter->wol & E1000_WUFC_MC)
1849                 wol->wolopts |= WAKE_MCAST;
1850         if (adapter->wol & E1000_WUFC_BC)
1851                 wol->wolopts |= WAKE_BCAST;
1852         if (adapter->wol & E1000_WUFC_MAG)
1853                 wol->wolopts |= WAKE_MAGIC;
1854         if (adapter->wol & E1000_WUFC_LNKC)
1855                 wol->wolopts |= WAKE_PHY;
1856 }
1857
1858 static int igb_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
1859 {
1860         struct igb_adapter *adapter = netdev_priv(netdev);
1861
1862         if (wol->wolopts & (WAKE_ARP | WAKE_MAGICSECURE))
1863                 return -EOPNOTSUPP;
1864
1865         if (!(adapter->flags & IGB_FLAG_WOL_SUPPORTED))
1866                 return wol->wolopts ? -EOPNOTSUPP : 0;
1867
1868         /* these settings will always override what we currently have */
1869         adapter->wol = 0;
1870
1871         if (wol->wolopts & WAKE_UCAST)
1872                 adapter->wol |= E1000_WUFC_EX;
1873         if (wol->wolopts & WAKE_MCAST)
1874                 adapter->wol |= E1000_WUFC_MC;
1875         if (wol->wolopts & WAKE_BCAST)
1876                 adapter->wol |= E1000_WUFC_BC;
1877         if (wol->wolopts & WAKE_MAGIC)
1878                 adapter->wol |= E1000_WUFC_MAG;
1879         if (wol->wolopts & WAKE_PHY)
1880                 adapter->wol |= E1000_WUFC_LNKC;
1881         device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
1882
1883         return 0;
1884 }
1885
1886 /* bit defines for adapter->led_status */
1887 #ifdef HAVE_ETHTOOL_SET_PHYS_ID
1888 static int igb_set_phys_id(struct net_device *netdev,
1889                            enum ethtool_phys_id_state state)
1890 {
1891         struct igb_adapter *adapter = netdev_priv(netdev);
1892         struct e1000_hw *hw = &adapter->hw;
1893
1894         switch (state) {
1895         case ETHTOOL_ID_ACTIVE:
1896                 e1000_blink_led(hw);
1897                 return 2;
1898         case ETHTOOL_ID_ON:
1899                 e1000_led_on(hw);
1900                 break;
1901         case ETHTOOL_ID_OFF:
1902                 e1000_led_off(hw);
1903                 break;
1904         case ETHTOOL_ID_INACTIVE:
1905                 e1000_led_off(hw);
1906                 e1000_cleanup_led(hw);
1907                 break;
1908         }
1909
1910         return 0;
1911 }
1912 #else
1913 static int igb_phys_id(struct net_device *netdev, u32 data)
1914 {
1915         struct igb_adapter *adapter = netdev_priv(netdev);
1916         struct e1000_hw *hw = &adapter->hw;
1917         unsigned long timeout;
1918
1919         timeout = data * 1000;
1920
1921         /*
1922          *  msleep_interruptable only accepts unsigned int so we are limited
1923          * in how long a duration we can wait
1924          */
1925         if (!timeout || timeout > UINT_MAX)
1926                 timeout = UINT_MAX;
1927
1928         e1000_blink_led(hw);
1929         msleep_interruptible(timeout);
1930
1931         e1000_led_off(hw);
1932         e1000_cleanup_led(hw);
1933
1934         return 0;
1935 }
1936 #endif /* HAVE_ETHTOOL_SET_PHYS_ID */
1937
1938 static int igb_set_coalesce(struct net_device *netdev,
1939                             struct ethtool_coalesce *ec)
1940 {
1941         struct igb_adapter *adapter = netdev_priv(netdev);
1942         int i;
1943
1944         if ((ec->rx_coalesce_usecs > IGB_MAX_ITR_USECS) ||
1945             ((ec->rx_coalesce_usecs > 3) &&
1946              (ec->rx_coalesce_usecs < IGB_MIN_ITR_USECS)) ||
1947             (ec->rx_coalesce_usecs == 2))
1948             {
1949                 printk("set_coalesce:invalid parameter..");
1950                 return -EINVAL;
1951         }
1952
1953         if ((ec->tx_coalesce_usecs > IGB_MAX_ITR_USECS) ||
1954             ((ec->tx_coalesce_usecs > 3) &&
1955              (ec->tx_coalesce_usecs < IGB_MIN_ITR_USECS)) ||
1956             (ec->tx_coalesce_usecs == 2))
1957                 return -EINVAL;
1958
1959         if ((adapter->flags & IGB_FLAG_QUEUE_PAIRS) && ec->tx_coalesce_usecs)
1960                 return -EINVAL;
1961
1962         if (ec->tx_max_coalesced_frames_irq)
1963                 adapter->tx_work_limit = ec->tx_max_coalesced_frames_irq;
1964
1965         /* If ITR is disabled, disable DMAC */
1966         if (ec->rx_coalesce_usecs == 0) {
1967                 adapter->dmac = IGB_DMAC_DISABLE;
1968         }
1969
1970         /* convert to rate of irq's per second */
1971         if (ec->rx_coalesce_usecs && ec->rx_coalesce_usecs <= 3)
1972                 adapter->rx_itr_setting = ec->rx_coalesce_usecs;
1973         else
1974                 adapter->rx_itr_setting = ec->rx_coalesce_usecs << 2;
1975
1976         /* convert to rate of irq's per second */
1977         if (adapter->flags & IGB_FLAG_QUEUE_PAIRS)
1978                 adapter->tx_itr_setting = adapter->rx_itr_setting;
1979         else if (ec->tx_coalesce_usecs && ec->tx_coalesce_usecs <= 3)
1980                 adapter->tx_itr_setting = ec->tx_coalesce_usecs;
1981         else
1982                 adapter->tx_itr_setting = ec->tx_coalesce_usecs << 2;
1983
1984         for (i = 0; i < adapter->num_q_vectors; i++) {
1985                 struct igb_q_vector *q_vector = adapter->q_vector[i];
1986                 q_vector->tx.work_limit = adapter->tx_work_limit;
1987                 if (q_vector->rx.ring)
1988                         q_vector->itr_val = adapter->rx_itr_setting;
1989                 else
1990                         q_vector->itr_val = adapter->tx_itr_setting;
1991                 if (q_vector->itr_val && q_vector->itr_val <= 3)
1992                         q_vector->itr_val = IGB_START_ITR;
1993                 q_vector->set_itr = 1;
1994         }
1995
1996         return 0;
1997 }
1998
1999 static int igb_get_coalesce(struct net_device *netdev,
2000                             struct ethtool_coalesce *ec)
2001 {
2002         struct igb_adapter *adapter = netdev_priv(netdev);
2003
2004         if (adapter->rx_itr_setting <= 3)
2005                 ec->rx_coalesce_usecs = adapter->rx_itr_setting;
2006         else
2007                 ec->rx_coalesce_usecs = adapter->rx_itr_setting >> 2;
2008
2009         ec->tx_max_coalesced_frames_irq = adapter->tx_work_limit;
2010
2011         if (!(adapter->flags & IGB_FLAG_QUEUE_PAIRS)) {
2012                 if (adapter->tx_itr_setting <= 3)
2013                         ec->tx_coalesce_usecs = adapter->tx_itr_setting;
2014                 else
2015                         ec->tx_coalesce_usecs = adapter->tx_itr_setting >> 2;
2016         }
2017
2018         return 0;
2019 }
2020
2021 static int igb_nway_reset(struct net_device *netdev)
2022 {
2023         struct igb_adapter *adapter = netdev_priv(netdev);
2024         if (netif_running(netdev))
2025                 igb_reinit_locked(adapter);
2026         return 0;
2027 }
2028
2029 #ifdef HAVE_ETHTOOL_GET_SSET_COUNT
2030 static int igb_get_sset_count(struct net_device *netdev, int sset)
2031 {
2032         switch (sset) {
2033         case ETH_SS_STATS:
2034                 return IGB_STATS_LEN;
2035         case ETH_SS_TEST:
2036                 return IGB_TEST_LEN;
2037         default:
2038                 return -ENOTSUPP;
2039         }
2040 }
2041 #else
2042 static int igb_get_stats_count(struct net_device *netdev)
2043 {
2044         return IGB_STATS_LEN;
2045 }
2046
2047 static int igb_diag_test_count(struct net_device *netdev)
2048 {
2049         return IGB_TEST_LEN;
2050 }
2051 #endif
2052
2053 static void igb_get_ethtool_stats(struct net_device *netdev,
2054                                   struct ethtool_stats *stats, u64 *data)
2055 {
2056         struct igb_adapter *adapter = netdev_priv(netdev);
2057 #ifdef HAVE_NETDEV_STATS_IN_NETDEV
2058         struct net_device_stats *net_stats = &netdev->stats;
2059 #else
2060         struct net_device_stats *net_stats = &adapter->net_stats;
2061 #endif
2062         u64 *queue_stat;
2063         int i, j, k;
2064         char *p;
2065
2066         igb_update_stats(adapter);
2067
2068         for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) {
2069                 p = (char *)adapter + igb_gstrings_stats[i].stat_offset;
2070                 data[i] = (igb_gstrings_stats[i].sizeof_stat ==
2071                         sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
2072         }
2073         for (j = 0; j < IGB_NETDEV_STATS_LEN; j++, i++) {
2074                 p = (char *)net_stats + igb_gstrings_net_stats[j].stat_offset;
2075                 data[i] = (igb_gstrings_net_stats[j].sizeof_stat ==
2076                         sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
2077         }
2078         for (j = 0; j < adapter->num_tx_queues; j++) {
2079                 queue_stat = (u64 *)&adapter->tx_ring[j]->tx_stats;
2080                 for (k = 0; k < IGB_TX_QUEUE_STATS_LEN; k++, i++)
2081                         data[i] = queue_stat[k];
2082         }
2083         for (j = 0; j < adapter->num_rx_queues; j++) {
2084                 queue_stat = (u64 *)&adapter->rx_ring[j]->rx_stats;
2085                 for (k = 0; k < IGB_RX_QUEUE_STATS_LEN; k++, i++)
2086                         data[i] = queue_stat[k];
2087         }
2088 }
2089
2090 static void igb_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
2091 {
2092         struct igb_adapter *adapter = netdev_priv(netdev);
2093         u8 *p = data;
2094         int i;
2095
2096         switch (stringset) {
2097         case ETH_SS_TEST:
2098                 memcpy(data, *igb_gstrings_test,
2099                         IGB_TEST_LEN*ETH_GSTRING_LEN);
2100                 break;
2101         case ETH_SS_STATS:
2102                 for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) {
2103                         memcpy(p, igb_gstrings_stats[i].stat_string,
2104                                ETH_GSTRING_LEN);
2105                         p += ETH_GSTRING_LEN;
2106                 }
2107                 for (i = 0; i < IGB_NETDEV_STATS_LEN; i++) {
2108                         memcpy(p, igb_gstrings_net_stats[i].stat_string,
2109                                ETH_GSTRING_LEN);
2110                         p += ETH_GSTRING_LEN;
2111                 }
2112                 for (i = 0; i < adapter->num_tx_queues; i++) {
2113                         sprintf(p, "tx_queue_%u_packets", i);
2114                         p += ETH_GSTRING_LEN;
2115                         sprintf(p, "tx_queue_%u_bytes", i);
2116                         p += ETH_GSTRING_LEN;
2117                         sprintf(p, "tx_queue_%u_restart", i);
2118                         p += ETH_GSTRING_LEN;
2119                 }
2120                 for (i = 0; i < adapter->num_rx_queues; i++) {
2121                         sprintf(p, "rx_queue_%u_packets", i);
2122                         p += ETH_GSTRING_LEN;
2123                         sprintf(p, "rx_queue_%u_bytes", i);
2124                         p += ETH_GSTRING_LEN;
2125                         sprintf(p, "rx_queue_%u_drops", i);
2126                         p += ETH_GSTRING_LEN;
2127                         sprintf(p, "rx_queue_%u_csum_err", i);
2128                         p += ETH_GSTRING_LEN;
2129                         sprintf(p, "rx_queue_%u_alloc_failed", i);
2130                         p += ETH_GSTRING_LEN;
2131                         sprintf(p, "rx_queue_%u_ipv4_packets", i);
2132                         p += ETH_GSTRING_LEN;
2133                         sprintf(p, "rx_queue_%u_ipv4e_packets", i);
2134                         p += ETH_GSTRING_LEN;
2135                         sprintf(p, "rx_queue_%u_ipv6_packets", i);
2136                         p += ETH_GSTRING_LEN;
2137                         sprintf(p, "rx_queue_%u_ipv6e_packets", i);
2138                         p += ETH_GSTRING_LEN;
2139                         sprintf(p, "rx_queue_%u_tcp_packets", i);
2140                         p += ETH_GSTRING_LEN;
2141                         sprintf(p, "rx_queue_%u_udp_packets", i);
2142                         p += ETH_GSTRING_LEN;
2143                         sprintf(p, "rx_queue_%u_sctp_packets", i);
2144                         p += ETH_GSTRING_LEN;
2145                         sprintf(p, "rx_queue_%u_nfs_packets", i);
2146                         p += ETH_GSTRING_LEN;
2147                 }
2148 /*              BUG_ON(p - data != IGB_STATS_LEN * ETH_GSTRING_LEN); */
2149                 break;
2150         }
2151 }
2152
2153 #ifdef HAVE_ETHTOOL_GET_TS_INFO
2154 static int igb_get_ts_info(struct net_device *dev,
2155                            struct ethtool_ts_info *info)
2156 {
2157         struct igb_adapter *adapter = netdev_priv(dev);
2158
2159         switch (adapter->hw.mac.type) {
2160 #ifdef HAVE_PTP_1588_CLOCK
2161         case e1000_82575:
2162                 info->so_timestamping =
2163                         SOF_TIMESTAMPING_TX_SOFTWARE |
2164                         SOF_TIMESTAMPING_RX_SOFTWARE |
2165                         SOF_TIMESTAMPING_SOFTWARE;
2166                 return 0;
2167         case e1000_82576:
2168         case e1000_82580:
2169         case e1000_i350:
2170         case e1000_i354:
2171         case e1000_i210:
2172         case e1000_i211:
2173                 info->so_timestamping =
2174                         SOF_TIMESTAMPING_TX_SOFTWARE |
2175                         SOF_TIMESTAMPING_RX_SOFTWARE |
2176                         SOF_TIMESTAMPING_SOFTWARE |
2177                         SOF_TIMESTAMPING_TX_HARDWARE |
2178                         SOF_TIMESTAMPING_RX_HARDWARE |
2179                         SOF_TIMESTAMPING_RAW_HARDWARE;
2180
2181                 if (adapter->ptp_clock)
2182                         info->phc_index = ptp_clock_index(adapter->ptp_clock);
2183                 else
2184                         info->phc_index = -1;
2185
2186                 info->tx_types =
2187                         (1 << HWTSTAMP_TX_OFF) |
2188                         (1 << HWTSTAMP_TX_ON);
2189
2190                 info->rx_filters = 1 << HWTSTAMP_FILTER_NONE;
2191
2192                 /* 82576 does not support timestamping all packets. */
2193                 if (adapter->hw.mac.type >= e1000_82580)
2194                         info->rx_filters |= 1 << HWTSTAMP_FILTER_ALL;
2195                 else
2196                         info->rx_filters |=
2197                                 (1 << HWTSTAMP_FILTER_PTP_V1_L4_SYNC) |
2198                                 (1 << HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) |
2199                                 (1 << HWTSTAMP_FILTER_PTP_V2_L2_SYNC) |
2200                                 (1 << HWTSTAMP_FILTER_PTP_V2_L4_SYNC) |
2201                                 (1 << HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ) |
2202                                 (1 << HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ) |
2203                                 (1 << HWTSTAMP_FILTER_PTP_V2_EVENT);
2204
2205                 return 0;
2206 #endif /* HAVE_PTP_1588_CLOCK */
2207         default:
2208                 return -EOPNOTSUPP;
2209         }
2210 }
2211 #endif /* HAVE_ETHTOOL_GET_TS_INFO */
2212
2213 #ifdef CONFIG_PM_RUNTIME
2214 static int igb_ethtool_begin(struct net_device *netdev)
2215 {
2216         struct igb_adapter *adapter = netdev_priv(netdev);
2217
2218         pm_runtime_get_sync(&adapter->pdev->dev);
2219
2220         return 0;
2221 }
2222
2223 static void igb_ethtool_complete(struct net_device *netdev)
2224 {
2225         struct igb_adapter *adapter = netdev_priv(netdev);
2226
2227         pm_runtime_put(&adapter->pdev->dev);
2228 }
2229 #endif /* CONFIG_PM_RUNTIME */
2230
2231 #ifndef HAVE_NDO_SET_FEATURES
2232 static u32 igb_get_rx_csum(struct net_device *netdev)
2233 {
2234         return !!(netdev->features & NETIF_F_RXCSUM);
2235 }
2236
2237 static int igb_set_rx_csum(struct net_device *netdev, u32 data)
2238 {
2239         const u32 feature_list = NETIF_F_RXCSUM;
2240
2241         if (data)
2242                 netdev->features |= feature_list;
2243         else
2244                 netdev->features &= ~feature_list;
2245
2246         return 0;
2247 }
2248
2249 static int igb_set_tx_csum(struct net_device *netdev, u32 data)
2250 {
2251         struct igb_adapter *adapter = netdev_priv(netdev);
2252 #ifdef NETIF_F_IPV6_CSUM
2253         u32 feature_list = NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM;
2254 #else
2255         u32 feature_list = NETIF_F_IP_CSUM;
2256 #endif
2257
2258         if (adapter->hw.mac.type >= e1000_82576)
2259                 feature_list |= NETIF_F_SCTP_CSUM;
2260
2261         if (data)
2262                 netdev->features |= feature_list;
2263         else
2264                 netdev->features &= ~feature_list;
2265
2266         return 0;
2267 }
2268
2269 #ifdef NETIF_F_TSO
2270 static int igb_set_tso(struct net_device *netdev, u32 data)
2271 {
2272 #ifdef NETIF_F_TSO6
2273         const u32 feature_list = NETIF_F_TSO | NETIF_F_TSO6;
2274 #else
2275         const u32 feature_list = NETIF_F_TSO;
2276 #endif
2277
2278         if (data)
2279                 netdev->features |= feature_list;
2280         else
2281                 netdev->features &= ~feature_list;
2282
2283 #ifndef HAVE_NETDEV_VLAN_FEATURES
2284         if (!data) {
2285                 struct igb_adapter *adapter = netdev_priv(netdev);
2286                 struct net_device *v_netdev;
2287                 int i;
2288
2289                 /* disable TSO on all VLANs if they're present */
2290                 if (!adapter->vlgrp)
2291                         goto tso_out;
2292
2293                 for (i = 0; i < VLAN_GROUP_ARRAY_LEN; i++) {
2294                         v_netdev = vlan_group_get_device(adapter->vlgrp, i);
2295                         if (!v_netdev)
2296                                 continue;
2297
2298                         v_netdev->features &= ~feature_list;
2299                         vlan_group_set_device(adapter->vlgrp, i, v_netdev);
2300                 }
2301         }
2302
2303 tso_out:
2304
2305 #endif /* HAVE_NETDEV_VLAN_FEATURES */
2306         return 0;
2307 }
2308
2309 #endif /* NETIF_F_TSO */
2310 #ifdef ETHTOOL_GFLAGS
2311 static int igb_set_flags(struct net_device *netdev, u32 data)
2312 {
2313         u32 supported_flags = ETH_FLAG_RXVLAN | ETH_FLAG_TXVLAN |
2314                               ETH_FLAG_RXHASH;
2315 #ifndef HAVE_VLAN_RX_REGISTER
2316         u32 changed = netdev->features ^ data;
2317 #endif
2318         int rc;
2319 #ifndef IGB_NO_LRO
2320
2321         supported_flags |= ETH_FLAG_LRO;
2322 #endif
2323         /*
2324          * Since there is no support for separate tx vlan accel
2325          * enabled make sure tx flag is cleared if rx is.
2326          */
2327         if (!(data & ETH_FLAG_RXVLAN))
2328                 data &= ~ETH_FLAG_TXVLAN;
2329
2330         rc = ethtool_op_set_flags(netdev, data, supported_flags);
2331         if (rc)
2332                 return rc;
2333 #ifndef HAVE_VLAN_RX_REGISTER
2334
2335         if (changed & ETH_FLAG_RXVLAN)
2336                 igb_vlan_mode(netdev, data);
2337 #endif
2338
2339         return 0;
2340 }
2341
2342 #endif /* ETHTOOL_GFLAGS */
2343 #endif /* HAVE_NDO_SET_FEATURES */
2344 #ifdef ETHTOOL_SADV_COAL
2345 static int igb_set_adv_coal(struct net_device *netdev, struct ethtool_value *edata)
2346 {
2347         struct igb_adapter *adapter = netdev_priv(netdev);
2348
2349         switch (edata->data) {
2350         case IGB_DMAC_DISABLE:
2351                 adapter->dmac = edata->data;
2352                 break;
2353         case IGB_DMAC_MIN:
2354                 adapter->dmac = edata->data;
2355                 break;
2356         case IGB_DMAC_500:
2357                 adapter->dmac = edata->data;
2358                 break;
2359         case IGB_DMAC_EN_DEFAULT:
2360                 adapter->dmac = edata->data;
2361                 break;
2362         case IGB_DMAC_2000:
2363                 adapter->dmac = edata->data;
2364                 break;
2365         case IGB_DMAC_3000:
2366                 adapter->dmac = edata->data;
2367                 break;
2368         case IGB_DMAC_4000:
2369                 adapter->dmac = edata->data;
2370                 break;
2371         case IGB_DMAC_5000:
2372                 adapter->dmac = edata->data;
2373                 break;
2374         case IGB_DMAC_6000:
2375                 adapter->dmac = edata->data;
2376                 break;
2377         case IGB_DMAC_7000:
2378                 adapter->dmac = edata->data;
2379                 break;
2380         case IGB_DMAC_8000:
2381                 adapter->dmac = edata->data;
2382                 break;
2383         case IGB_DMAC_9000:
2384                 adapter->dmac = edata->data;
2385                 break;
2386         case IGB_DMAC_MAX:
2387                 adapter->dmac = edata->data;
2388                 break;
2389         default:
2390                 adapter->dmac = IGB_DMAC_DISABLE;
2391                 printk("set_dmac: invalid setting, setting DMAC to %d\n",
2392                         adapter->dmac);
2393         }
2394         printk("%s: setting DMAC to %d\n", netdev->name, adapter->dmac);
2395         return 0;
2396 }
2397 #endif /* ETHTOOL_SADV_COAL */
2398 #ifdef ETHTOOL_GADV_COAL
2399 static void igb_get_dmac(struct net_device *netdev,
2400                             struct ethtool_value *edata)
2401 {
2402         struct igb_adapter *adapter = netdev_priv(netdev);
2403         edata->data = adapter->dmac;
2404
2405         return;
2406 }
2407 #endif
2408
2409 #ifdef ETHTOOL_GEEE
2410 static int igb_get_eee(struct net_device *netdev, struct ethtool_eee *edata)
2411 {
2412         struct igb_adapter *adapter = netdev_priv(netdev);
2413         struct e1000_hw *hw = &adapter->hw;
2414         u32 ret_val;
2415         u16 phy_data;
2416
2417         if ((hw->mac.type < e1000_i350) ||
2418             (hw->phy.media_type != e1000_media_type_copper))
2419                 return -EOPNOTSUPP;
2420
2421         edata->supported = (SUPPORTED_1000baseT_Full |
2422                             SUPPORTED_100baseT_Full);
2423
2424         if (!hw->dev_spec._82575.eee_disable)
2425                 edata->advertised =
2426                         mmd_eee_adv_to_ethtool_adv_t(adapter->eee_advert);
2427
2428         /* The IPCNFG and EEER registers are not supported on I354. */
2429         if (hw->mac.type == e1000_i354) {
2430                 e1000_get_eee_status_i354(hw, (bool *)&edata->eee_active);
2431         } else {
2432                 u32 eeer;
2433
2434                 eeer = E1000_READ_REG(hw, E1000_EEER);
2435
2436                 /* EEE status on negotiated link */
2437                 if (eeer & E1000_EEER_EEE_NEG)
2438                         edata->eee_active = true;
2439
2440                 if (eeer & E1000_EEER_TX_LPI_EN)
2441                         edata->tx_lpi_enabled = true;
2442         }
2443
2444         /* EEE Link Partner Advertised */
2445         switch (hw->mac.type) {
2446         case e1000_i350:
2447                 ret_val = e1000_read_emi_reg(hw, E1000_EEE_LP_ADV_ADDR_I350,
2448                                              &phy_data);
2449                 if (ret_val)
2450                         return -ENODATA;
2451
2452                 edata->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(phy_data);
2453
2454                 break;
2455         case e1000_i354:
2456         case e1000_i210:
2457         case e1000_i211:
2458                 ret_val = e1000_read_xmdio_reg(hw, E1000_EEE_LP_ADV_ADDR_I210,
2459                                                E1000_EEE_LP_ADV_DEV_I210,
2460                                                &phy_data);
2461                 if (ret_val)
2462                         return -ENODATA;
2463
2464                 edata->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(phy_data);
2465
2466                 break;
2467         default:
2468                 break;
2469         }
2470
2471         edata->eee_enabled = !hw->dev_spec._82575.eee_disable;
2472
2473         if ((hw->mac.type == e1000_i354) &&
2474             (edata->eee_enabled))
2475                 edata->tx_lpi_enabled = true;
2476
2477         /*
2478          * report correct negotiated EEE status for devices that
2479          * wrongly report EEE at half-duplex
2480          */
2481         if (adapter->link_duplex == HALF_DUPLEX) {
2482                 edata->eee_enabled = false;
2483                 edata->eee_active = false;
2484                 edata->tx_lpi_enabled = false;
2485                 edata->advertised &= ~edata->advertised;
2486         }
2487
2488         return 0;
2489 }
2490 #endif
2491
2492 #ifdef ETHTOOL_SEEE
2493 static int igb_set_eee(struct net_device *netdev,
2494                        struct ethtool_eee *edata)
2495 {
2496         struct igb_adapter *adapter = netdev_priv(netdev);
2497         struct e1000_hw *hw = &adapter->hw;
2498         struct ethtool_eee eee_curr;
2499         s32 ret_val;
2500
2501         if ((hw->mac.type < e1000_i350) ||
2502             (hw->phy.media_type != e1000_media_type_copper))
2503                 return -EOPNOTSUPP;
2504
2505         ret_val = igb_get_eee(netdev, &eee_curr);
2506         if (ret_val)
2507                 return ret_val;
2508
2509         if (eee_curr.eee_enabled) {
2510                 if (eee_curr.tx_lpi_enabled != edata->tx_lpi_enabled) {
2511                         dev_err(pci_dev_to_dev(adapter->pdev),
2512                                 "Setting EEE tx-lpi is not supported\n");
2513                         return -EINVAL;
2514                 }
2515
2516                 /* Tx LPI time is not implemented currently */
2517                 if (edata->tx_lpi_timer) {
2518                         dev_err(pci_dev_to_dev(adapter->pdev),
2519                                 "Setting EEE Tx LPI timer is not supported\n");
2520                         return -EINVAL;
2521                 }
2522
2523                 if (edata->advertised &
2524                     ~(ADVERTISE_100_FULL | ADVERTISE_1000_FULL)) {
2525                         dev_err(pci_dev_to_dev(adapter->pdev),
2526                                 "EEE Advertisement supports only 100Tx and or 100T full duplex\n");
2527                         return -EINVAL;
2528                 }
2529
2530         } else if (!edata->eee_enabled) {
2531                 dev_err(pci_dev_to_dev(adapter->pdev),
2532                         "Setting EEE options is not supported with EEE disabled\n");
2533                         return -EINVAL;
2534                 }
2535
2536         adapter->eee_advert = ethtool_adv_to_mmd_eee_adv_t(edata->advertised);
2537
2538         if (hw->dev_spec._82575.eee_disable != !edata->eee_enabled) {
2539                 hw->dev_spec._82575.eee_disable = !edata->eee_enabled;
2540
2541                 /* reset link */
2542                 if (netif_running(netdev))
2543                         igb_reinit_locked(adapter);
2544                 else
2545                         igb_reset(adapter);
2546         }
2547
2548         return 0;
2549 }
2550 #endif /* ETHTOOL_SEEE */
2551
2552 #ifdef ETHTOOL_GRXRINGS
2553 static int igb_get_rss_hash_opts(struct igb_adapter *adapter,
2554                                  struct ethtool_rxnfc *cmd)
2555 {
2556         cmd->data = 0;
2557
2558         /* Report default options for RSS on igb */
2559         switch (cmd->flow_type) {
2560         case TCP_V4_FLOW:
2561                 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
2562         case UDP_V4_FLOW:
2563                 if (adapter->flags & IGB_FLAG_RSS_FIELD_IPV4_UDP)
2564                         cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
2565         case SCTP_V4_FLOW:
2566         case AH_ESP_V4_FLOW:
2567         case AH_V4_FLOW:
2568         case ESP_V4_FLOW:
2569         case IPV4_FLOW:
2570                 cmd->data |= RXH_IP_SRC | RXH_IP_DST;
2571                 break;
2572         case TCP_V6_FLOW:
2573                 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
2574         case UDP_V6_FLOW:
2575                 if (adapter->flags & IGB_FLAG_RSS_FIELD_IPV6_UDP)
2576                         cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
2577         case SCTP_V6_FLOW:
2578         case AH_ESP_V6_FLOW:
2579         case AH_V6_FLOW:
2580         case ESP_V6_FLOW:
2581         case IPV6_FLOW:
2582                 cmd->data |= RXH_IP_SRC | RXH_IP_DST;
2583                 break;
2584         default:
2585                 return -EINVAL;
2586         }
2587
2588         return 0;
2589 }
2590
2591 static int igb_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd,
2592 #ifdef HAVE_ETHTOOL_GET_RXNFC_VOID_RULE_LOCS
2593                            void *rule_locs)
2594 #else
2595                            u32 *rule_locs)
2596 #endif
2597 {
2598         struct igb_adapter *adapter = netdev_priv(dev);
2599         int ret = -EOPNOTSUPP;
2600
2601         switch (cmd->cmd) {
2602         case ETHTOOL_GRXRINGS:
2603                 cmd->data = adapter->num_rx_queues;
2604                 ret = 0;
2605                 break;
2606         case ETHTOOL_GRXFH:
2607                 ret = igb_get_rss_hash_opts(adapter, cmd);
2608                 break;
2609         default:
2610                 break;
2611         }
2612
2613         return ret;
2614 }
2615
2616 #define UDP_RSS_FLAGS (IGB_FLAG_RSS_FIELD_IPV4_UDP | \
2617                        IGB_FLAG_RSS_FIELD_IPV6_UDP)
2618 static int igb_set_rss_hash_opt(struct igb_adapter *adapter,
2619                                 struct ethtool_rxnfc *nfc)
2620 {
2621         u32 flags = adapter->flags;
2622
2623         /*
2624          * RSS does not support anything other than hashing
2625          * to queues on src and dst IPs and ports
2626          */
2627         if (nfc->data & ~(RXH_IP_SRC | RXH_IP_DST |
2628                           RXH_L4_B_0_1 | RXH_L4_B_2_3))
2629                 return -EINVAL;
2630
2631         switch (nfc->flow_type) {
2632         case TCP_V4_FLOW:
2633         case TCP_V6_FLOW:
2634                 if (!(nfc->data & RXH_IP_SRC) ||
2635                     !(nfc->data & RXH_IP_DST) ||
2636                     !(nfc->data & RXH_L4_B_0_1) ||
2637                     !(nfc->data & RXH_L4_B_2_3))
2638                         return -EINVAL;
2639                 break;
2640         case UDP_V4_FLOW:
2641                 if (!(nfc->data & RXH_IP_SRC) ||
2642                     !(nfc->data & RXH_IP_DST))
2643                         return -EINVAL;
2644                 switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
2645                 case 0:
2646                         flags &= ~IGB_FLAG_RSS_FIELD_IPV4_UDP;
2647                         break;
2648                 case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
2649                         flags |= IGB_FLAG_RSS_FIELD_IPV4_UDP;
2650                         break;
2651                 default:
2652                         return -EINVAL;
2653                 }
2654                 break;
2655         case UDP_V6_FLOW:
2656                 if (!(nfc->data & RXH_IP_SRC) ||
2657                     !(nfc->data & RXH_IP_DST))
2658                         return -EINVAL;
2659                 switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
2660                 case 0:
2661                         flags &= ~IGB_FLAG_RSS_FIELD_IPV6_UDP;
2662                         break;
2663                 case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
2664                         flags |= IGB_FLAG_RSS_FIELD_IPV6_UDP;
2665                         break;
2666                 default:
2667                         return -EINVAL;
2668                 }
2669                 break;
2670         case AH_ESP_V4_FLOW:
2671         case AH_V4_FLOW:
2672         case ESP_V4_FLOW:
2673         case SCTP_V4_FLOW:
2674         case AH_ESP_V6_FLOW:
2675         case AH_V6_FLOW:
2676         case ESP_V6_FLOW:
2677         case SCTP_V6_FLOW:
2678                 if (!(nfc->data & RXH_IP_SRC) ||
2679                     !(nfc->data & RXH_IP_DST) ||
2680                     (nfc->data & RXH_L4_B_0_1) ||
2681                     (nfc->data & RXH_L4_B_2_3))
2682                         return -EINVAL;
2683                 break;
2684         default:
2685                 return -EINVAL;
2686         }
2687
2688         /* if we changed something we need to update flags */
2689         if (flags != adapter->flags) {
2690                 struct e1000_hw *hw = &adapter->hw;
2691                 u32 mrqc = E1000_READ_REG(hw, E1000_MRQC);
2692
2693                 if ((flags & UDP_RSS_FLAGS) &&
2694                     !(adapter->flags & UDP_RSS_FLAGS))
2695                         DPRINTK(DRV, WARNING,
2696                                 "enabling UDP RSS: fragmented packets may arrive out of order to the stack above\n");
2697
2698                 adapter->flags = flags;
2699
2700                 /* Perform hash on these packet types */
2701                 mrqc |= E1000_MRQC_RSS_FIELD_IPV4 |
2702                         E1000_MRQC_RSS_FIELD_IPV4_TCP |
2703                         E1000_MRQC_RSS_FIELD_IPV6 |
2704                         E1000_MRQC_RSS_FIELD_IPV6_TCP;
2705
2706                 mrqc &= ~(E1000_MRQC_RSS_FIELD_IPV4_UDP |
2707                           E1000_MRQC_RSS_FIELD_IPV6_UDP);
2708
2709                 if (flags & IGB_FLAG_RSS_FIELD_IPV4_UDP)
2710                         mrqc |= E1000_MRQC_RSS_FIELD_IPV4_UDP;
2711
2712                 if (flags & IGB_FLAG_RSS_FIELD_IPV6_UDP)
2713                         mrqc |= E1000_MRQC_RSS_FIELD_IPV6_UDP;
2714
2715                 E1000_WRITE_REG(hw, E1000_MRQC, mrqc);
2716         }
2717
2718         return 0;
2719 }
2720
2721 static int igb_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd)
2722 {
2723         struct igb_adapter *adapter = netdev_priv(dev);
2724         int ret = -EOPNOTSUPP;
2725
2726         switch (cmd->cmd) {
2727         case ETHTOOL_SRXFH:
2728                 ret = igb_set_rss_hash_opt(adapter, cmd);
2729                 break;
2730         default:
2731                 break;
2732         }
2733
2734         return ret;
2735 }
2736 #endif /* ETHTOOL_GRXRINGS */
2737
2738 static const struct ethtool_ops igb_ethtool_ops = {
2739         .get_settings           = igb_get_settings,
2740         .set_settings           = igb_set_settings,
2741         .get_drvinfo            = igb_get_drvinfo,
2742         .get_regs_len           = igb_get_regs_len,
2743         .get_regs               = igb_get_regs,
2744         .get_wol                = igb_get_wol,
2745         .set_wol                = igb_set_wol,
2746         .get_msglevel           = igb_get_msglevel,
2747         .set_msglevel           = igb_set_msglevel,
2748         .nway_reset             = igb_nway_reset,
2749         .get_link               = igb_get_link,
2750         .get_eeprom_len         = igb_get_eeprom_len,
2751         .get_eeprom             = igb_get_eeprom,
2752         .set_eeprom             = igb_set_eeprom,
2753         .get_ringparam          = igb_get_ringparam,
2754         .set_ringparam          = igb_set_ringparam,
2755         .get_pauseparam         = igb_get_pauseparam,
2756         .set_pauseparam         = igb_set_pauseparam,
2757         .self_test              = igb_diag_test,
2758         .get_strings            = igb_get_strings,
2759 #ifndef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT
2760 #ifdef HAVE_ETHTOOL_SET_PHYS_ID
2761         .set_phys_id            = igb_set_phys_id,
2762 #else
2763         .phys_id                = igb_phys_id,
2764 #endif /* HAVE_ETHTOOL_SET_PHYS_ID */
2765 #endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */
2766 #ifdef HAVE_ETHTOOL_GET_SSET_COUNT
2767         .get_sset_count         = igb_get_sset_count,
2768 #else
2769         .get_stats_count        = igb_get_stats_count,
2770         .self_test_count        = igb_diag_test_count,
2771 #endif
2772         .get_ethtool_stats      = igb_get_ethtool_stats,
2773 #ifdef HAVE_ETHTOOL_GET_PERM_ADDR
2774         .get_perm_addr          = ethtool_op_get_perm_addr,
2775 #endif
2776         .get_coalesce           = igb_get_coalesce,
2777         .set_coalesce           = igb_set_coalesce,
2778 #ifndef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT
2779 #ifdef HAVE_ETHTOOL_GET_TS_INFO
2780         .get_ts_info            = igb_get_ts_info,
2781 #endif /* HAVE_ETHTOOL_GET_TS_INFO */
2782 #endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */
2783 #ifdef CONFIG_PM_RUNTIME
2784         .begin                  = igb_ethtool_begin,
2785         .complete               = igb_ethtool_complete,
2786 #endif /* CONFIG_PM_RUNTIME */
2787 #ifndef HAVE_NDO_SET_FEATURES
2788         .get_rx_csum            = igb_get_rx_csum,
2789         .set_rx_csum            = igb_set_rx_csum,
2790         .get_tx_csum            = ethtool_op_get_tx_csum,
2791         .set_tx_csum            = igb_set_tx_csum,
2792         .get_sg                 = ethtool_op_get_sg,
2793         .set_sg                 = ethtool_op_set_sg,
2794 #ifdef NETIF_F_TSO
2795         .get_tso                = ethtool_op_get_tso,
2796         .set_tso                = igb_set_tso,
2797 #endif
2798 #ifdef ETHTOOL_GFLAGS
2799         .get_flags              = ethtool_op_get_flags,
2800         .set_flags              = igb_set_flags,
2801 #endif /* ETHTOOL_GFLAGS */
2802 #endif /* HAVE_NDO_SET_FEATURES */
2803 #ifdef ETHTOOL_GADV_COAL
2804         .get_advcoal            = igb_get_adv_coal,
2805         .set_advcoal            = igb_set_dmac_coal,
2806 #endif /* ETHTOOL_GADV_COAL */
2807 #ifndef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT
2808 #ifdef ETHTOOL_GEEE
2809         .get_eee                = igb_get_eee,
2810 #endif
2811 #ifdef ETHTOOL_SEEE
2812         .set_eee                = igb_set_eee,
2813 #endif
2814 #endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */
2815 #ifdef ETHTOOL_GRXRINGS
2816         .get_rxnfc              = igb_get_rxnfc,
2817         .set_rxnfc              = igb_set_rxnfc,
2818 #endif
2819 };
2820
2821 #ifdef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT
2822 static const struct ethtool_ops_ext igb_ethtool_ops_ext = {
2823         .size           = sizeof(struct ethtool_ops_ext),
2824         .get_ts_info    = igb_get_ts_info,
2825         .set_phys_id    = igb_set_phys_id,
2826         .get_eee        = igb_get_eee,
2827         .set_eee        = igb_set_eee,
2828 };
2829
2830 void igb_set_ethtool_ops(struct net_device *netdev)
2831 {
2832         SET_ETHTOOL_OPS(netdev, &igb_ethtool_ops);
2833         set_ethtool_ops_ext(netdev, &igb_ethtool_ops_ext);
2834 }
2835 #else
2836 void igb_set_ethtool_ops(struct net_device *netdev)
2837 {
2838         /* have to "undeclare" const on this struct to remove warnings */
2839         SET_ETHTOOL_OPS(netdev, (struct ethtool_ops *)&igb_ethtool_ops);
2840 }
2841 #endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */
2842 #endif  /* SIOCETHTOOL */