lib/librte_eal/linuxapp/kni/ethtool/igb/igb_ethtool.c

   1 /*******************************************************************************
   2
   3   Intel(R) Gigabit Ethernet Linux driver
   4   Copyright(c) 2007-2013 Intel Corporation.
   5
   6   This program is free software; you can redistribute it and/or modify it
   7   under the terms and conditions of the GNU General Public License,
   8   version 2, as published by the Free Software Foundation.
   9
  10   This program is distributed in the hope it will be useful, but WITHOUT
  11   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  13   more details.
  14
  15   You should have received a copy of the GNU General Public License along with
  16   this program; if not, write to the Free Software Foundation, Inc.,
  17   51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
  18
  19   The full GNU General Public License is included in this distribution in
  20   the file called "COPYING".
  21
  22   Contact Information:
  23   e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
  24   Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  25
  26 *******************************************************************************/
  27
  28 /* ethtool support for igb */
  29
  30 #include <linux/netdevice.h>
  31 #include <linux/vmalloc.h>
  32
  33 #ifdef SIOCETHTOOL
  34 #include <linux/ethtool.h>
  35 #ifdef CONFIG_PM_RUNTIME
  36 #include <linux/pm_runtime.h>
  37 #endif /* CONFIG_PM_RUNTIME */
  38 #include <linux/highmem.h>
  39
  40 #include "igb.h"
  41 #include "igb_regtest.h"
  42 #include <linux/if_vlan.h>
  43 #ifdef ETHTOOL_GEEE
  44 #include <linux/mdio.h>
  45 #endif
  46
  47 #ifdef ETHTOOL_OPS_COMPAT
  48 #include "kcompat_ethtool.c"
  49 #endif
  50 #ifdef ETHTOOL_GSTATS
  51 struct igb_stats {
  52         char stat_string[ETH_GSTRING_LEN];
  53         int sizeof_stat;
  54         int stat_offset;
  55 };
  56
  57 #define IGB_STAT(_name, _stat) { \
  58         .stat_string = _name, \
  59         .sizeof_stat = FIELD_SIZEOF(struct igb_adapter, _stat), \
  60         .stat_offset = offsetof(struct igb_adapter, _stat) \
  61 }
  62 static const struct igb_stats igb_gstrings_stats[] = {
  63         IGB_STAT("rx_packets", stats.gprc),
  64         IGB_STAT("tx_packets", stats.gptc),
  65         IGB_STAT("rx_bytes", stats.gorc),
  66         IGB_STAT("tx_bytes", stats.gotc),
  67         IGB_STAT("rx_broadcast", stats.bprc),
  68         IGB_STAT("tx_broadcast", stats.bptc),
  69         IGB_STAT("rx_multicast", stats.mprc),
  70         IGB_STAT("tx_multicast", stats.mptc),
  71         IGB_STAT("multicast", stats.mprc),
  72         IGB_STAT("collisions", stats.colc),
  73         IGB_STAT("rx_crc_errors", stats.crcerrs),
  74         IGB_STAT("rx_no_buffer_count", stats.rnbc),
  75         IGB_STAT("rx_missed_errors", stats.mpc),
  76         IGB_STAT("tx_aborted_errors", stats.ecol),
  77         IGB_STAT("tx_carrier_errors", stats.tncrs),
  78         IGB_STAT("tx_window_errors", stats.latecol),
  79         IGB_STAT("tx_abort_late_coll", stats.latecol),
  80         IGB_STAT("tx_deferred_ok", stats.dc),
  81         IGB_STAT("tx_single_coll_ok", stats.scc),
  82         IGB_STAT("tx_multi_coll_ok", stats.mcc),
  83         IGB_STAT("tx_timeout_count", tx_timeout_count),
  84         IGB_STAT("rx_long_length_errors", stats.roc),
  85         IGB_STAT("rx_short_length_errors", stats.ruc),
  86         IGB_STAT("rx_align_errors", stats.algnerrc),
  87         IGB_STAT("tx_tcp_seg_good", stats.tsctc),
  88         IGB_STAT("tx_tcp_seg_failed", stats.tsctfc),
  89         IGB_STAT("rx_flow_control_xon", stats.xonrxc),
  90         IGB_STAT("rx_flow_control_xoff", stats.xoffrxc),
  91         IGB_STAT("tx_flow_control_xon", stats.xontxc),
  92         IGB_STAT("tx_flow_control_xoff", stats.xofftxc),
  93         IGB_STAT("rx_long_byte_count", stats.gorc),
  94         IGB_STAT("tx_dma_out_of_sync", stats.doosync),
  95 #ifndef IGB_NO_LRO
  96         IGB_STAT("lro_aggregated", lro_stats.coal),
  97         IGB_STAT("lro_flushed", lro_stats.flushed),
  98 #endif /* IGB_LRO */
  99         IGB_STAT("tx_smbus", stats.mgptc),
 100         IGB_STAT("rx_smbus", stats.mgprc),
 101         IGB_STAT("dropped_smbus", stats.mgpdc),
 102         IGB_STAT("os2bmc_rx_by_bmc", stats.o2bgptc),
 103         IGB_STAT("os2bmc_tx_by_bmc", stats.b2ospc),
 104         IGB_STAT("os2bmc_tx_by_host", stats.o2bspc),
 105         IGB_STAT("os2bmc_rx_by_host", stats.b2ogprc),
 106 #ifdef HAVE_PTP_1588_CLOCK
 107         IGB_STAT("tx_hwtstamp_timeouts", tx_hwtstamp_timeouts),
 108         IGB_STAT("rx_hwtstamp_cleared", rx_hwtstamp_cleared),
 109 #endif /* HAVE_PTP_1588_CLOCK */
 110 };
 111
 112 #define IGB_NETDEV_STAT(_net_stat) { \
 113         .stat_string = #_net_stat, \
 114         .sizeof_stat = FIELD_SIZEOF(struct net_device_stats, _net_stat), \
 115         .stat_offset = offsetof(struct net_device_stats, _net_stat) \
 116 }
 117 static const struct igb_stats igb_gstrings_net_stats[] = {
 118         IGB_NETDEV_STAT(rx_errors),
 119         IGB_NETDEV_STAT(tx_errors),
 120         IGB_NETDEV_STAT(tx_dropped),
 121         IGB_NETDEV_STAT(rx_length_errors),
 122         IGB_NETDEV_STAT(rx_over_errors),
 123         IGB_NETDEV_STAT(rx_frame_errors),
 124         IGB_NETDEV_STAT(rx_fifo_errors),
 125         IGB_NETDEV_STAT(tx_fifo_errors),
 126         IGB_NETDEV_STAT(tx_heartbeat_errors)
 127 };
 128
 129 #define IGB_GLOBAL_STATS_LEN ARRAY_SIZE(igb_gstrings_stats)
 130 #define IGB_NETDEV_STATS_LEN ARRAY_SIZE(igb_gstrings_net_stats)
 131 #define IGB_RX_QUEUE_STATS_LEN \
 132         (sizeof(struct igb_rx_queue_stats) / sizeof(u64))
 133 #define IGB_TX_QUEUE_STATS_LEN \
 134         (sizeof(struct igb_tx_queue_stats) / sizeof(u64))
 135 #define IGB_QUEUE_STATS_LEN \
 136         ((((struct igb_adapter *)netdev_priv(netdev))->num_rx_queues * \
 137           IGB_RX_QUEUE_STATS_LEN) + \
 138          (((struct igb_adapter *)netdev_priv(netdev))->num_tx_queues * \
 139           IGB_TX_QUEUE_STATS_LEN))
 140 #define IGB_STATS_LEN \
 141         (IGB_GLOBAL_STATS_LEN + IGB_NETDEV_STATS_LEN + IGB_QUEUE_STATS_LEN)
 142
 143 #endif /* ETHTOOL_GSTATS */
 144 #ifdef ETHTOOL_TEST
 145 static const char igb_gstrings_test[][ETH_GSTRING_LEN] = {
 146         "Register test  (offline)", "Eeprom test    (offline)",
 147         "Interrupt test (offline)", "Loopback test  (offline)",
 148         "Link test   (on/offline)"
 149 };
 150 #define IGB_TEST_LEN (sizeof(igb_gstrings_test) / ETH_GSTRING_LEN)
 151 #endif /* ETHTOOL_TEST */
 152
 153 static int igb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
 154 {
 155         struct igb_adapter *adapter = netdev_priv(netdev);
 156         struct e1000_hw *hw = &adapter->hw;
 157         u32 status;
 158
 159         if (hw->phy.media_type == e1000_media_type_copper) {
 160
 161                 ecmd->supported = (SUPPORTED_10baseT_Half |
 162                                    SUPPORTED_10baseT_Full |
 163                                    SUPPORTED_100baseT_Half |
 164                                    SUPPORTED_100baseT_Full |
 165                                    SUPPORTED_1000baseT_Full|
 166                                    SUPPORTED_Autoneg |
 167                                    SUPPORTED_TP |
 168                                    SUPPORTED_Pause);
 169                 ecmd->advertising = ADVERTISED_TP;
 170
 171                 if (hw->mac.autoneg == 1) {
 172                         ecmd->advertising |= ADVERTISED_Autoneg;
 173                         /* the e1000 autoneg seems to match ethtool nicely */
 174                         ecmd->advertising |= hw->phy.autoneg_advertised;
 175                 }
 176
 177                 ecmd->port = PORT_TP;
 178                 ecmd->phy_address = hw->phy.addr;
 179                 ecmd->transceiver = XCVR_INTERNAL;
 180
 181         } else {
 182                 ecmd->supported = (SUPPORTED_1000baseT_Full |
 183                                    SUPPORTED_100baseT_Full |
 184                                    SUPPORTED_FIBRE |
 185                                    SUPPORTED_Autoneg |
 186                                    SUPPORTED_Pause);
 187                 if (hw->mac.type == e1000_i354)
 188                         ecmd->supported |= (SUPPORTED_2500baseX_Full);
 189
 190                 ecmd->advertising = ADVERTISED_FIBRE;
 191
 192                 switch (adapter->link_speed) {
 193                 case SPEED_2500:
 194                         ecmd->advertising = ADVERTISED_2500baseX_Full;
 195                         break;
 196                 case SPEED_1000:
 197                         ecmd->advertising = ADVERTISED_1000baseT_Full;
 198                         break;
 199                 case SPEED_100:
 200                         ecmd->advertising = ADVERTISED_100baseT_Full;
 201                         break;
 202                 default:
 203                         break;
 204                 }
 205
 206                 if (hw->mac.autoneg == 1)
 207                         ecmd->advertising |= ADVERTISED_Autoneg;
 208
 209                 ecmd->port = PORT_FIBRE;
 210                 ecmd->transceiver = XCVR_EXTERNAL;
 211         }
 212
 213         if (hw->mac.autoneg != 1)
 214                 ecmd->advertising &= ~(ADVERTISED_Pause |
 215                                        ADVERTISED_Asym_Pause);
 216
 217         if (hw->fc.requested_mode == e1000_fc_full)
 218                 ecmd->advertising |= ADVERTISED_Pause;
 219         else if (hw->fc.requested_mode == e1000_fc_rx_pause)
 220                 ecmd->advertising |= (ADVERTISED_Pause |
 221                                       ADVERTISED_Asym_Pause);
 222         else if (hw->fc.requested_mode == e1000_fc_tx_pause)
 223                 ecmd->advertising |=  ADVERTISED_Asym_Pause;
 224         else
 225                 ecmd->advertising &= ~(ADVERTISED_Pause |
 226                                        ADVERTISED_Asym_Pause);
 227
 228         status = E1000_READ_REG(hw, E1000_STATUS);
 229
 230         if (status & E1000_STATUS_LU) {
 231                 if ((hw->mac.type == e1000_i354) &&
 232                     (status & E1000_STATUS_2P5_SKU) &&
 233                     !(status & E1000_STATUS_2P5_SKU_OVER))
 234                         ecmd->speed = SPEED_2500;
 235                 else if (status & E1000_STATUS_SPEED_1000)
 236                         ecmd->speed = SPEED_1000;
 237                 else if (status & E1000_STATUS_SPEED_100)
 238                         ecmd->speed = SPEED_100;
 239                 else
 240                         ecmd->speed = SPEED_10;
 241
 242                 if ((status & E1000_STATUS_FD) ||
 243                     hw->phy.media_type != e1000_media_type_copper)
 244                         ecmd->duplex = DUPLEX_FULL;
 245                 else
 246                         ecmd->duplex = DUPLEX_HALF;
 247
 248         } else {
 249                 ecmd->speed = -1;
 250                 ecmd->duplex = -1;
 251         }
 252
 253         if ((hw->phy.media_type == e1000_media_type_fiber) ||
 254             hw->mac.autoneg)
 255                 ecmd->autoneg = AUTONEG_ENABLE;
 256         else
 257                 ecmd->autoneg = AUTONEG_DISABLE;
 258 #ifdef ETH_TP_MDI_X
 259
 260         /* MDI-X => 2; MDI =>1; Invalid =>0 */
 261         if (hw->phy.media_type == e1000_media_type_copper)
 262                 ecmd->eth_tp_mdix = hw->phy.is_mdix ? ETH_TP_MDI_X :
 263                                                       ETH_TP_MDI;
 264         else
 265                 ecmd->eth_tp_mdix = ETH_TP_MDI_INVALID;
 266
 267 #ifdef ETH_TP_MDI_AUTO
 268         if (hw->phy.mdix == AUTO_ALL_MODES)
 269                 ecmd->eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO;
 270         else
 271                 ecmd->eth_tp_mdix_ctrl = hw->phy.mdix;
 272
 273 #endif
 274 #endif /* ETH_TP_MDI_X */
 275         return 0;
 276 }
 277
 278 static int igb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
 279 {
 280         struct igb_adapter *adapter = netdev_priv(netdev);
 281         struct e1000_hw *hw = &adapter->hw;
 282
 283         if (ecmd->duplex  == DUPLEX_HALF) {
 284                 if (!hw->dev_spec._82575.eee_disable)
 285                         dev_info(pci_dev_to_dev(adapter->pdev), "EEE disabled: not supported with half duplex\n");
 286                 hw->dev_spec._82575.eee_disable = true;
 287         } else {
 288                 if (hw->dev_spec._82575.eee_disable)
 289                         dev_info(pci_dev_to_dev(adapter->pdev), "EEE enabled\n");
 290                 hw->dev_spec._82575.eee_disable = false;
 291         }
 292
 293         /* When SoL/IDER sessions are active, autoneg/speed/duplex
 294          * cannot be changed */
 295         if (e1000_check_reset_block(hw)) {
 296                 dev_err(pci_dev_to_dev(adapter->pdev), "Cannot change link "
 297                         "characteristics when SoL/IDER is active.\n");
 298                 return -EINVAL;
 299         }
 300
 301 #ifdef ETH_TP_MDI_AUTO
 302         /*
 303          * MDI setting is only allowed when autoneg enabled because
 304          * some hardware doesn't allow MDI setting when speed or
 305          * duplex is forced.
 306          */
 307         if (ecmd->eth_tp_mdix_ctrl) {
 308                 if (hw->phy.media_type != e1000_media_type_copper)
 309                         return -EOPNOTSUPP;
 310
 311                 if ((ecmd->eth_tp_mdix_ctrl != ETH_TP_MDI_AUTO) &&
 312                     (ecmd->autoneg != AUTONEG_ENABLE)) {
 313                         dev_err(&adapter->pdev->dev, "forcing MDI/MDI-X state is not supported when link speed and/or duplex are forced\n");
 314                         return -EINVAL;
 315                 }
 316         }
 317
 318 #endif /* ETH_TP_MDI_AUTO */
 319         while (test_and_set_bit(__IGB_RESETTING, &adapter->state))
 320                 usleep_range(1000, 2000);
 321
 322         if (ecmd->autoneg == AUTONEG_ENABLE) {
 323                 hw->mac.autoneg = 1;
 324                 if (hw->phy.media_type == e1000_media_type_fiber) {
 325                         hw->phy.autoneg_advertised = ecmd->advertising |
 326                                                      ADVERTISED_FIBRE |
 327                                                      ADVERTISED_Autoneg;
 328                         switch (adapter->link_speed) {
 329                         case SPEED_2500:
 330                                 hw->phy.autoneg_advertised =
 331                                         ADVERTISED_2500baseX_Full;
 332                                 break;
 333                         case SPEED_1000:
 334                                 hw->phy.autoneg_advertised =
 335                                         ADVERTISED_1000baseT_Full;
 336                                 break;
 337                         case SPEED_100:
 338                                 hw->phy.autoneg_advertised =
 339                                         ADVERTISED_100baseT_Full;
 340                                 break;
 341                         default:
 342                                 break;
 343                         }
 344                 } else {
 345                         hw->phy.autoneg_advertised = ecmd->advertising |
 346                                                      ADVERTISED_TP |
 347                                                      ADVERTISED_Autoneg;
 348                 }
 349                 ecmd->advertising = hw->phy.autoneg_advertised;
 350                 if (adapter->fc_autoneg)
 351                         hw->fc.requested_mode = e1000_fc_default;
 352         } else {
 353                 if (igb_set_spd_dplx(adapter, ecmd->speed + ecmd->duplex)) {
 354                         clear_bit(__IGB_RESETTING, &adapter->state);
 355                         return -EINVAL;
 356                 }
 357         }
 358
 359 #ifdef ETH_TP_MDI_AUTO
 360         /* MDI-X => 2; MDI => 1; Auto => 3 */
 361         if (ecmd->eth_tp_mdix_ctrl) {
 362                 /* fix up the value for auto (3 => 0) as zero is mapped
 363                  * internally to auto
 364                  */
 365                 if (ecmd->eth_tp_mdix_ctrl == ETH_TP_MDI_AUTO)
 366                         hw->phy.mdix = AUTO_ALL_MODES;
 367                 else
 368                         hw->phy.mdix = ecmd->eth_tp_mdix_ctrl;
 369         }
 370
 371 #endif /* ETH_TP_MDI_AUTO */
 372         /* reset the link */
 373         if (netif_running(adapter->netdev)) {
 374                 igb_down(adapter);
 375                 igb_up(adapter);
 376         } else
 377                 igb_reset(adapter);
 378
 379         clear_bit(__IGB_RESETTING, &adapter->state);
 380         return 0;
 381 }
 382
 383 static u32 igb_get_link(struct net_device *netdev)
 384 {
 385         struct igb_adapter *adapter = netdev_priv(netdev);
 386         struct e1000_mac_info *mac = &adapter->hw.mac;
 387
 388         /*
 389          * If the link is not reported up to netdev, interrupts are disabled,
 390          * and so the physical link state may have changed since we last
 391          * looked. Set get_link_status to make sure that the true link
 392          * state is interrogated, rather than pulling a cached and possibly
 393          * stale link state from the driver.
 394          */
 395         if (!netif_carrier_ok(netdev))
 396                 mac->get_link_status = 1;
 397
 398         return igb_has_link(adapter);
 399 }
 400
 401 static void igb_get_pauseparam(struct net_device *netdev,
 402                                struct ethtool_pauseparam *pause)
 403 {
 404         struct igb_adapter *adapter = netdev_priv(netdev);
 405         struct e1000_hw *hw = &adapter->hw;
 406
 407         pause->autoneg =
 408                 (adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE);
 409
 410         if (hw->fc.current_mode == e1000_fc_rx_pause)
 411                 pause->rx_pause = 1;
 412         else if (hw->fc.current_mode == e1000_fc_tx_pause)
 413                 pause->tx_pause = 1;
 414         else if (hw->fc.current_mode == e1000_fc_full) {
 415                 pause->rx_pause = 1;
 416                 pause->tx_pause = 1;
 417         }
 418 }
 419
 420 static int igb_set_pauseparam(struct net_device *netdev,
 421                               struct ethtool_pauseparam *pause)
 422 {
 423         struct igb_adapter *adapter = netdev_priv(netdev);
 424         struct e1000_hw *hw = &adapter->hw;
 425         int retval = 0;
 426
 427         adapter->fc_autoneg = pause->autoneg;
 428
 429         while (test_and_set_bit(__IGB_RESETTING, &adapter->state))
 430                 usleep_range(1000, 2000);
 431
 432         if (adapter->fc_autoneg == AUTONEG_ENABLE) {
 433                 hw->fc.requested_mode = e1000_fc_default;
 434                 if (netif_running(adapter->netdev)) {
 435                         igb_down(adapter);
 436                         igb_up(adapter);
 437                 } else {
 438                         igb_reset(adapter);
 439                 }
 440         } else {
 441                 if (pause->rx_pause && pause->tx_pause)
 442                         hw->fc.requested_mode = e1000_fc_full;
 443                 else if (pause->rx_pause && !pause->tx_pause)
 444                         hw->fc.requested_mode = e1000_fc_rx_pause;
 445                 else if (!pause->rx_pause && pause->tx_pause)
 446                         hw->fc.requested_mode = e1000_fc_tx_pause;
 447                 else if (!pause->rx_pause && !pause->tx_pause)
 448                         hw->fc.requested_mode = e1000_fc_none;
 449
 450                 hw->fc.current_mode = hw->fc.requested_mode;
 451
 452                 if (hw->phy.media_type == e1000_media_type_fiber) {
 453                         retval = hw->mac.ops.setup_link(hw);
 454                         /* implicit goto out */
 455                 } else {
 456                         retval = e1000_force_mac_fc(hw);
 457                         if (retval)
 458                                 goto out;
 459                         e1000_set_fc_watermarks_generic(hw);
 460                 }
 461         }
 462
 463 out:
 464         clear_bit(__IGB_RESETTING, &adapter->state);
 465         return retval;
 466 }
 467
 468 static u32 igb_get_msglevel(struct net_device *netdev)
 469 {
 470         struct igb_adapter *adapter = netdev_priv(netdev);
 471         return adapter->msg_enable;
 472 }
 473
 474 static void igb_set_msglevel(struct net_device *netdev, u32 data)
 475 {
 476         struct igb_adapter *adapter = netdev_priv(netdev);
 477         adapter->msg_enable = data;
 478 }
 479
 480 static int igb_get_regs_len(struct net_device *netdev)
 481 {
 482 #define IGB_REGS_LEN 555
 483         return IGB_REGS_LEN * sizeof(u32);
 484 }
 485
 486 static void igb_get_regs(struct net_device *netdev,
 487                          struct ethtool_regs *regs, void *p)
 488 {
 489         struct igb_adapter *adapter = netdev_priv(netdev);
 490         struct e1000_hw *hw = &adapter->hw;
 491         u32 *regs_buff = p;
 492         u8 i;
 493
 494         memset(p, 0, IGB_REGS_LEN * sizeof(u32));
 495
 496         regs->version = (1 << 24) | (hw->revision_id << 16) | hw->device_id;
 497
 498         /* General Registers */
 499         regs_buff[0] = E1000_READ_REG(hw, E1000_CTRL);
 500         regs_buff[1] = E1000_READ_REG(hw, E1000_STATUS);
 501         regs_buff[2] = E1000_READ_REG(hw, E1000_CTRL_EXT);
 502         regs_buff[3] = E1000_READ_REG(hw, E1000_MDIC);
 503         regs_buff[4] = E1000_READ_REG(hw, E1000_SCTL);
 504         regs_buff[5] = E1000_READ_REG(hw, E1000_CONNSW);
 505         regs_buff[6] = E1000_READ_REG(hw, E1000_VET);
 506         regs_buff[7] = E1000_READ_REG(hw, E1000_LEDCTL);
 507         regs_buff[8] = E1000_READ_REG(hw, E1000_PBA);
 508         regs_buff[9] = E1000_READ_REG(hw, E1000_PBS);
 509         regs_buff[10] = E1000_READ_REG(hw, E1000_FRTIMER);
 510         regs_buff[11] = E1000_READ_REG(hw, E1000_TCPTIMER);
 511
 512         /* NVM Register */
 513         regs_buff[12] = E1000_READ_REG(hw, E1000_EECD);
 514
 515         /* Interrupt */
 516         /* Reading EICS for EICR because they read the
 517          * same but EICS does not clear on read */
 518         regs_buff[13] = E1000_READ_REG(hw, E1000_EICS);
 519         regs_buff[14] = E1000_READ_REG(hw, E1000_EICS);
 520         regs_buff[15] = E1000_READ_REG(hw, E1000_EIMS);
 521         regs_buff[16] = E1000_READ_REG(hw, E1000_EIMC);
 522         regs_buff[17] = E1000_READ_REG(hw, E1000_EIAC);
 523         regs_buff[18] = E1000_READ_REG(hw, E1000_EIAM);
 524         /* Reading ICS for ICR because they read the
 525          * same but ICS does not clear on read */
 526         regs_buff[19] = E1000_READ_REG(hw, E1000_ICS);
 527         regs_buff[20] = E1000_READ_REG(hw, E1000_ICS);
 528         regs_buff[21] = E1000_READ_REG(hw, E1000_IMS);
 529         regs_buff[22] = E1000_READ_REG(hw, E1000_IMC);
 530         regs_buff[23] = E1000_READ_REG(hw, E1000_IAC);
 531         regs_buff[24] = E1000_READ_REG(hw, E1000_IAM);
 532         regs_buff[25] = E1000_READ_REG(hw, E1000_IMIRVP);
 533
 534         /* Flow Control */
 535         regs_buff[26] = E1000_READ_REG(hw, E1000_FCAL);
 536         regs_buff[27] = E1000_READ_REG(hw, E1000_FCAH);
 537         regs_buff[28] = E1000_READ_REG(hw, E1000_FCTTV);
 538         regs_buff[29] = E1000_READ_REG(hw, E1000_FCRTL);
 539         regs_buff[30] = E1000_READ_REG(hw, E1000_FCRTH);
 540         regs_buff[31] = E1000_READ_REG(hw, E1000_FCRTV);
 541
 542         /* Receive */
 543         regs_buff[32] = E1000_READ_REG(hw, E1000_RCTL);
 544         regs_buff[33] = E1000_READ_REG(hw, E1000_RXCSUM);
 545         regs_buff[34] = E1000_READ_REG(hw, E1000_RLPML);
 546         regs_buff[35] = E1000_READ_REG(hw, E1000_RFCTL);
 547         regs_buff[36] = E1000_READ_REG(hw, E1000_MRQC);
 548         regs_buff[37] = E1000_READ_REG(hw, E1000_VT_CTL);
 549
 550         /* Transmit */
 551         regs_buff[38] = E1000_READ_REG(hw, E1000_TCTL);
 552         regs_buff[39] = E1000_READ_REG(hw, E1000_TCTL_EXT);
 553         regs_buff[40] = E1000_READ_REG(hw, E1000_TIPG);
 554         regs_buff[41] = E1000_READ_REG(hw, E1000_DTXCTL);
 555
 556         /* Wake Up */
 557         regs_buff[42] = E1000_READ_REG(hw, E1000_WUC);
 558         regs_buff[43] = E1000_READ_REG(hw, E1000_WUFC);
 559         regs_buff[44] = E1000_READ_REG(hw, E1000_WUS);
 560         regs_buff[45] = E1000_READ_REG(hw, E1000_IPAV);
 561         regs_buff[46] = E1000_READ_REG(hw, E1000_WUPL);
 562
 563         /* MAC */
 564         regs_buff[47] = E1000_READ_REG(hw, E1000_PCS_CFG0);
 565         regs_buff[48] = E1000_READ_REG(hw, E1000_PCS_LCTL);
 566         regs_buff[49] = E1000_READ_REG(hw, E1000_PCS_LSTAT);
 567         regs_buff[50] = E1000_READ_REG(hw, E1000_PCS_ANADV);
 568         regs_buff[51] = E1000_READ_REG(hw, E1000_PCS_LPAB);
 569         regs_buff[52] = E1000_READ_REG(hw, E1000_PCS_NPTX);
 570         regs_buff[53] = E1000_READ_REG(hw, E1000_PCS_LPABNP);
 571
 572         /* Statistics */
 573         regs_buff[54] = adapter->stats.crcerrs;
 574         regs_buff[55] = adapter->stats.algnerrc;
 575         regs_buff[56] = adapter->stats.symerrs;
 576         regs_buff[57] = adapter->stats.rxerrc;
 577         regs_buff[58] = adapter->stats.mpc;
 578         regs_buff[59] = adapter->stats.scc;
 579         regs_buff[60] = adapter->stats.ecol;
 580         regs_buff[61] = adapter->stats.mcc;
 581         regs_buff[62] = adapter->stats.latecol;
 582         regs_buff[63] = adapter->stats.colc;
 583         regs_buff[64] = adapter->stats.dc;
 584         regs_buff[65] = adapter->stats.tncrs;
 585         regs_buff[66] = adapter->stats.sec;
 586         regs_buff[67] = adapter->stats.htdpmc;
 587         regs_buff[68] = adapter->stats.rlec;
 588         regs_buff[69] = adapter->stats.xonrxc;
 589         regs_buff[70] = adapter->stats.xontxc;
 590         regs_buff[71] = adapter->stats.xoffrxc;
 591         regs_buff[72] = adapter->stats.xofftxc;
 592         regs_buff[73] = adapter->stats.fcruc;
 593         regs_buff[74] = adapter->stats.prc64;
 594         regs_buff[75] = adapter->stats.prc127;
 595         regs_buff[76] = adapter->stats.prc255;
 596         regs_buff[77] = adapter->stats.prc511;
 597         regs_buff[78] = adapter->stats.prc1023;
 598         regs_buff[79] = adapter->stats.prc1522;
 599         regs_buff[80] = adapter->stats.gprc;
 600         regs_buff[81] = adapter->stats.bprc;
 601         regs_buff[82] = adapter->stats.mprc;
 602         regs_buff[83] = adapter->stats.gptc;
 603         regs_buff[84] = adapter->stats.gorc;
 604         regs_buff[86] = adapter->stats.gotc;
 605         regs_buff[88] = adapter->stats.rnbc;
 606         regs_buff[89] = adapter->stats.ruc;
 607         regs_buff[90] = adapter->stats.rfc;
 608         regs_buff[91] = adapter->stats.roc;
 609         regs_buff[92] = adapter->stats.rjc;
 610         regs_buff[93] = adapter->stats.mgprc;
 611         regs_buff[94] = adapter->stats.mgpdc;
 612         regs_buff[95] = adapter->stats.mgptc;
 613         regs_buff[96] = adapter->stats.tor;
 614         regs_buff[98] = adapter->stats.tot;
 615         regs_buff[100] = adapter->stats.tpr;
 616         regs_buff[101] = adapter->stats.tpt;
 617         regs_buff[102] = adapter->stats.ptc64;
 618         regs_buff[103] = adapter->stats.ptc127;
 619         regs_buff[104] = adapter->stats.ptc255;
 620         regs_buff[105] = adapter->stats.ptc511;
 621         regs_buff[106] = adapter->stats.ptc1023;
 622         regs_buff[107] = adapter->stats.ptc1522;
 623         regs_buff[108] = adapter->stats.mptc;
 624         regs_buff[109] = adapter->stats.bptc;
 625         regs_buff[110] = adapter->stats.tsctc;
 626         regs_buff[111] = adapter->stats.iac;
 627         regs_buff[112] = adapter->stats.rpthc;
 628         regs_buff[113] = adapter->stats.hgptc;
 629         regs_buff[114] = adapter->stats.hgorc;
 630         regs_buff[116] = adapter->stats.hgotc;
 631         regs_buff[118] = adapter->stats.lenerrs;
 632         regs_buff[119] = adapter->stats.scvpc;
 633         regs_buff[120] = adapter->stats.hrmpc;
 634
 635         for (i = 0; i < 4; i++)
 636                 regs_buff[121 + i] = E1000_READ_REG(hw, E1000_SRRCTL(i));
 637         for (i = 0; i < 4; i++)
 638                 regs_buff[125 + i] = E1000_READ_REG(hw, E1000_PSRTYPE(i));
 639         for (i = 0; i < 4; i++)
 640                 regs_buff[129 + i] = E1000_READ_REG(hw, E1000_RDBAL(i));
 641         for (i = 0; i < 4; i++)
 642                 regs_buff[133 + i] = E1000_READ_REG(hw, E1000_RDBAH(i));
 643         for (i = 0; i < 4; i++)
 644                 regs_buff[137 + i] = E1000_READ_REG(hw, E1000_RDLEN(i));
 645         for (i = 0; i < 4; i++)
 646                 regs_buff[141 + i] = E1000_READ_REG(hw, E1000_RDH(i));
 647         for (i = 0; i < 4; i++)
 648                 regs_buff[145 + i] = E1000_READ_REG(hw, E1000_RDT(i));
 649         for (i = 0; i < 4; i++)
 650                 regs_buff[149 + i] = E1000_READ_REG(hw, E1000_RXDCTL(i));
 651
 652         for (i = 0; i < 10; i++)
 653                 regs_buff[153 + i] = E1000_READ_REG(hw, E1000_EITR(i));
 654         for (i = 0; i < 8; i++)
 655                 regs_buff[163 + i] = E1000_READ_REG(hw, E1000_IMIR(i));
 656         for (i = 0; i < 8; i++)
 657                 regs_buff[171 + i] = E1000_READ_REG(hw, E1000_IMIREXT(i));
 658         for (i = 0; i < 16; i++)
 659                 regs_buff[179 + i] = E1000_READ_REG(hw, E1000_RAL(i));
 660         for (i = 0; i < 16; i++)
 661                 regs_buff[195 + i] = E1000_READ_REG(hw, E1000_RAH(i));
 662
 663         for (i = 0; i < 4; i++)
 664                 regs_buff[211 + i] = E1000_READ_REG(hw, E1000_TDBAL(i));
 665         for (i = 0; i < 4; i++)
 666                 regs_buff[215 + i] = E1000_READ_REG(hw, E1000_TDBAH(i));
 667         for (i = 0; i < 4; i++)
 668                 regs_buff[219 + i] = E1000_READ_REG(hw, E1000_TDLEN(i));
 669         for (i = 0; i < 4; i++)
 670                 regs_buff[223 + i] = E1000_READ_REG(hw, E1000_TDH(i));
 671         for (i = 0; i < 4; i++)
 672                 regs_buff[227 + i] = E1000_READ_REG(hw, E1000_TDT(i));
 673         for (i = 0; i < 4; i++)
 674                 regs_buff[231 + i] = E1000_READ_REG(hw, E1000_TXDCTL(i));
 675         for (i = 0; i < 4; i++)
 676                 regs_buff[235 + i] = E1000_READ_REG(hw, E1000_TDWBAL(i));
 677         for (i = 0; i < 4; i++)
 678                 regs_buff[239 + i] = E1000_READ_REG(hw, E1000_TDWBAH(i));
 679         for (i = 0; i < 4; i++)
 680                 regs_buff[243 + i] = E1000_READ_REG(hw, E1000_DCA_TXCTRL(i));
 681
 682         for (i = 0; i < 4; i++)
 683                 regs_buff[247 + i] = E1000_READ_REG(hw, E1000_IP4AT_REG(i));
 684         for (i = 0; i < 4; i++)
 685                 regs_buff[251 + i] = E1000_READ_REG(hw, E1000_IP6AT_REG(i));
 686         for (i = 0; i < 32; i++)
 687                 regs_buff[255 + i] = E1000_READ_REG(hw, E1000_WUPM_REG(i));
 688         for (i = 0; i < 128; i++)
 689                 regs_buff[287 + i] = E1000_READ_REG(hw, E1000_FFMT_REG(i));
 690         for (i = 0; i < 128; i++)
 691                 regs_buff[415 + i] = E1000_READ_REG(hw, E1000_FFVT_REG(i));
 692         for (i = 0; i < 4; i++)
 693                 regs_buff[543 + i] = E1000_READ_REG(hw, E1000_FFLT_REG(i));
 694
 695         regs_buff[547] = E1000_READ_REG(hw, E1000_TDFH);
 696         regs_buff[548] = E1000_READ_REG(hw, E1000_TDFT);
 697         regs_buff[549] = E1000_READ_REG(hw, E1000_TDFHS);
 698         regs_buff[550] = E1000_READ_REG(hw, E1000_TDFPC);
 699         if (hw->mac.type > e1000_82580) {
 700                 regs_buff[551] = adapter->stats.o2bgptc;
 701                 regs_buff[552] = adapter->stats.b2ospc;
 702                 regs_buff[553] = adapter->stats.o2bspc;
 703                 regs_buff[554] = adapter->stats.b2ogprc;
 704         }
 705 }
 706
 707 static int igb_get_eeprom_len(struct net_device *netdev)
 708 {
 709         struct igb_adapter *adapter = netdev_priv(netdev);
 710         return adapter->hw.nvm.word_size * 2;
 711 }
 712
 713 static int igb_get_eeprom(struct net_device *netdev,
 714                           struct ethtool_eeprom *eeprom, u8 *bytes)
 715 {
 716         struct igb_adapter *adapter = netdev_priv(netdev);
 717         struct e1000_hw *hw = &adapter->hw;
 718         u16 *eeprom_buff;
 719         int first_word, last_word;
 720         int ret_val = 0;
 721         u16 i;
 722
 723         if (eeprom->len == 0)
 724                 return -EINVAL;
 725
 726         eeprom->magic = hw->vendor_id | (hw->device_id << 16);
 727
 728         first_word = eeprom->offset >> 1;
 729         last_word = (eeprom->offset + eeprom->len - 1) >> 1;
 730
 731         eeprom_buff = kmalloc(sizeof(u16) *
 732                         (last_word - first_word + 1), GFP_KERNEL);
 733         if (!eeprom_buff)
 734                 return -ENOMEM;
 735
 736         if (hw->nvm.type == e1000_nvm_eeprom_spi)
 737                 ret_val = e1000_read_nvm(hw, first_word,
 738                                          last_word - first_word + 1,
 739                                          eeprom_buff);
 740         else {
 741                 for (i = 0; i < last_word - first_word + 1; i++) {
 742                         ret_val = e1000_read_nvm(hw, first_word + i, 1,
 743                                                  &eeprom_buff[i]);
 744                         if (ret_val)
 745                                 break;
 746                 }
 747         }
 748
 749         /* Device's eeprom is always little-endian, word addressable */
 750         for (i = 0; i < last_word - first_word + 1; i++)
 751                 eeprom_buff[i] = le16_to_cpu(eeprom_buff[i]);
 752
 753         memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1),
 754                         eeprom->len);
 755         kfree(eeprom_buff);
 756
 757         return ret_val;
 758 }
 759
 760 static int igb_set_eeprom(struct net_device *netdev,
 761                           struct ethtool_eeprom *eeprom, u8 *bytes)
 762 {
 763         struct igb_adapter *adapter = netdev_priv(netdev);
 764         struct e1000_hw *hw = &adapter->hw;
 765         u16 *eeprom_buff;
 766         void *ptr;
 767         int max_len, first_word, last_word, ret_val = 0;
 768         u16 i;
 769
 770         if (eeprom->len == 0)
 771                 return -EOPNOTSUPP;
 772
 773         if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16)))
 774                 return -EFAULT;
 775
 776         max_len = hw->nvm.word_size * 2;
 777
 778         first_word = eeprom->offset >> 1;
 779         last_word = (eeprom->offset + eeprom->len - 1) >> 1;
 780         eeprom_buff = kmalloc(max_len, GFP_KERNEL);
 781         if (!eeprom_buff)
 782                 return -ENOMEM;
 783
 784         ptr = (void *)eeprom_buff;
 785
 786         if (eeprom->offset & 1) {
 787                 /* need read/modify/write of first changed EEPROM word */
 788                 /* only the second byte of the word is being modified */
 789                 ret_val = e1000_read_nvm(hw, first_word, 1,
 790                                             &eeprom_buff[0]);
 791                 ptr++;
 792         }
 793         if (((eeprom->offset + eeprom->len) & 1) && (ret_val == 0)) {
 794                 /* need read/modify/write of last changed EEPROM word */
 795                 /* only the first byte of the word is being modified */
 796                 ret_val = e1000_read_nvm(hw, last_word, 1,
 797                           &eeprom_buff[last_word - first_word]);
 798         }
 799
 800         /* Device's eeprom is always little-endian, word addressable */
 801         for (i = 0; i < last_word - first_word + 1; i++)
 802                 le16_to_cpus(&eeprom_buff[i]);
 803
 804         memcpy(ptr, bytes, eeprom->len);
 805
 806         for (i = 0; i < last_word - first_word + 1; i++)
 807                 cpu_to_le16s(&eeprom_buff[i]);
 808
 809         ret_val = e1000_write_nvm(hw, first_word,
 810                                   last_word - first_word + 1, eeprom_buff);
 811
 812         /* Update the checksum if write succeeded.
 813          * and flush shadow RAM for 82573 controllers */
 814         if (ret_val == 0)
 815                 e1000_update_nvm_checksum(hw);
 816
 817         kfree(eeprom_buff);
 818         return ret_val;
 819 }
 820
 821 static void igb_get_drvinfo(struct net_device *netdev,
 822                             struct ethtool_drvinfo *drvinfo)
 823 {
 824         struct igb_adapter *adapter = netdev_priv(netdev);
 825
 826         strncpy(drvinfo->driver,  igb_driver_name, sizeof(drvinfo->driver) - 1);
 827         strncpy(drvinfo->version, igb_driver_version, sizeof(drvinfo->version) - 1);
 828
 829         strncpy(drvinfo->fw_version, adapter->fw_version,
 830                 sizeof(drvinfo->fw_version) - 1);
 831         strncpy(drvinfo->bus_info, pci_name(adapter->pdev), sizeof(drvinfo->bus_info) -1);
 832         drvinfo->n_stats = IGB_STATS_LEN;
 833         drvinfo->testinfo_len = IGB_TEST_LEN;
 834         drvinfo->regdump_len = igb_get_regs_len(netdev);
 835         drvinfo->eedump_len = igb_get_eeprom_len(netdev);
 836 }
 837
 838 static void igb_get_ringparam(struct net_device *netdev,
 839                               struct ethtool_ringparam *ring)
 840 {
 841         struct igb_adapter *adapter = netdev_priv(netdev);
 842
 843         ring->rx_max_pending = IGB_MAX_RXD;
 844         ring->tx_max_pending = IGB_MAX_TXD;
 845         ring->rx_mini_max_pending = 0;
 846         ring->rx_jumbo_max_pending = 0;
 847         ring->rx_pending = adapter->rx_ring_count;
 848         ring->tx_pending = adapter->tx_ring_count;
 849         ring->rx_mini_pending = 0;
 850         ring->rx_jumbo_pending = 0;
 851 }
 852
 853 static int igb_set_ringparam(struct net_device *netdev,
 854                              struct ethtool_ringparam *ring)
 855 {
 856         struct igb_adapter *adapter = netdev_priv(netdev);
 857         struct igb_ring *temp_ring;
 858         int i, err = 0;
 859         u16 new_rx_count, new_tx_count;
 860
 861         if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
 862                 return -EINVAL;
 863
 864         new_rx_count = min(ring->rx_pending, (u32)IGB_MAX_RXD);
 865         new_rx_count = max(new_rx_count, (u16)IGB_MIN_RXD);
 866         new_rx_count = ALIGN(new_rx_count, REQ_RX_DESCRIPTOR_MULTIPLE);
 867
 868         new_tx_count = min(ring->tx_pending, (u32)IGB_MAX_TXD);
 869         new_tx_count = max(new_tx_count, (u16)IGB_MIN_TXD);
 870         new_tx_count = ALIGN(new_tx_count, REQ_TX_DESCRIPTOR_MULTIPLE);
 871
 872         if ((new_tx_count == adapter->tx_ring_count) &&
 873             (new_rx_count == adapter->rx_ring_count)) {
 874                 /* nothing to do */
 875                 return 0;
 876         }
 877
 878         while (test_and_set_bit(__IGB_RESETTING, &adapter->state))
 879                 usleep_range(1000, 2000);
 880
 881         if (!netif_running(adapter->netdev)) {
 882                 for (i = 0; i < adapter->num_tx_queues; i++)
 883                         adapter->tx_ring[i]->count = new_tx_count;
 884                 for (i = 0; i < adapter->num_rx_queues; i++)
 885                         adapter->rx_ring[i]->count = new_rx_count;
 886                 adapter->tx_ring_count = new_tx_count;
 887                 adapter->rx_ring_count = new_rx_count;
 888                 goto clear_reset;
 889         }
 890
 891         if (adapter->num_tx_queues > adapter->num_rx_queues)
 892                 temp_ring = vmalloc(adapter->num_tx_queues * sizeof(struct igb_ring));
 893         else
 894                 temp_ring = vmalloc(adapter->num_rx_queues * sizeof(struct igb_ring));
 895
 896         if (!temp_ring) {
 897                 err = -ENOMEM;
 898                 goto clear_reset;
 899         }
 900
 901         igb_down(adapter);
 902
 903         /*
 904          * We can't just free everything and then setup again,
 905          * because the ISRs in MSI-X mode get passed pointers
 906          * to the tx and rx ring structs.
 907          */
 908         if (new_tx_count != adapter->tx_ring_count) {
 909                 for (i = 0; i < adapter->num_tx_queues; i++) {
 910                         memcpy(&temp_ring[i], adapter->tx_ring[i],
 911                                sizeof(struct igb_ring));
 912
 913                         temp_ring[i].count = new_tx_count;
 914                         err = igb_setup_tx_resources(&temp_ring[i]);
 915                         if (err) {
 916                                 while (i) {
 917                                         i--;
 918                                         igb_free_tx_resources(&temp_ring[i]);
 919                                 }
 920                                 goto err_setup;
 921                         }
 922                 }
 923
 924                 for (i = 0; i < adapter->num_tx_queues; i++) {
 925                         igb_free_tx_resources(adapter->tx_ring[i]);
 926
 927                         memcpy(adapter->tx_ring[i], &temp_ring[i],
 928                                sizeof(struct igb_ring));
 929                 }
 930
 931                 adapter->tx_ring_count = new_tx_count;
 932         }
 933
 934         if (new_rx_count != adapter->rx_ring_count) {
 935                 for (i = 0; i < adapter->num_rx_queues; i++) {
 936                         memcpy(&temp_ring[i], adapter->rx_ring[i],
 937                                sizeof(struct igb_ring));
 938
 939                         temp_ring[i].count = new_rx_count;
 940                         err = igb_setup_rx_resources(&temp_ring[i]);
 941                         if (err) {
 942                                 while (i) {
 943                                         i--;
 944                                         igb_free_rx_resources(&temp_ring[i]);
 945                                 }
 946                                 goto err_setup;
 947                         }
 948
 949                 }
 950
 951                 for (i = 0; i < adapter->num_rx_queues; i++) {
 952                         igb_free_rx_resources(adapter->rx_ring[i]);
 953
 954                         memcpy(adapter->rx_ring[i], &temp_ring[i],
 955                                sizeof(struct igb_ring));
 956                 }
 957
 958                 adapter->rx_ring_count = new_rx_count;
 959         }
 960 err_setup:
 961         igb_up(adapter);
 962         vfree(temp_ring);
 963 clear_reset:
 964         clear_bit(__IGB_RESETTING, &adapter->state);
 965         return err;
 966 }
 967 static bool reg_pattern_test(struct igb_adapter *adapter, u64 *data,
 968                              int reg, u32 mask, u32 write)
 969 {
 970         struct e1000_hw *hw = &adapter->hw;
 971         u32 pat, val;
 972         static const u32 _test[] =
 973                 {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF};
 974         for (pat = 0; pat < ARRAY_SIZE(_test); pat++) {
 975                 E1000_WRITE_REG(hw, reg, (_test[pat] & write));
 976                 val = E1000_READ_REG(hw, reg) & mask;
 977                 if (val != (_test[pat] & write & mask)) {
 978                         dev_err(pci_dev_to_dev(adapter->pdev), "pattern test reg %04X "
 979                                 "failed: got 0x%08X expected 0x%08X\n",
 980                                 E1000_REGISTER(hw, reg), val, (_test[pat] & write & mask));
 981                         *data = E1000_REGISTER(hw, reg);
 982                         return 1;
 983                 }
 984         }
 985
 986         return 0;
 987 }
 988
 989 static bool reg_set_and_check(struct igb_adapter *adapter, u64 *data,
 990                               int reg, u32 mask, u32 write)
 991 {
 992         struct e1000_hw *hw = &adapter->hw;
 993         u32 val;
 994         E1000_WRITE_REG(hw, reg, write & mask);
 995         val = E1000_READ_REG(hw, reg);
 996         if ((write & mask) != (val & mask)) {
 997                 dev_err(pci_dev_to_dev(adapter->pdev), "set/check reg %04X test failed:"
 998                         " got 0x%08X expected 0x%08X\n", reg,
 999                         (val & mask), (write & mask));
1000                 *data = E1000_REGISTER(hw, reg);
1001                 return 1;
1002         }
1003
1004         return 0;
1005 }
1006
1007 #define REG_PATTERN_TEST(reg, mask, write) \
1008         do { \
1009                 if (reg_pattern_test(adapter, data, reg, mask, write)) \
1010                         return 1; \
1011         } while (0)
1012
1013 #define REG_SET_AND_CHECK(reg, mask, write) \
1014         do { \
1015                 if (reg_set_and_check(adapter, data, reg, mask, write)) \
1016                         return 1; \
1017         } while (0)
1018
1019 static int igb_reg_test(struct igb_adapter *adapter, u64 *data)
1020 {
1021         struct e1000_hw *hw = &adapter->hw;
1022         struct igb_reg_test *test;
1023         u32 value, before, after;
1024         u32 i, toggle;
1025
1026         switch (adapter->hw.mac.type) {
1027         case e1000_i350:
1028         case e1000_i354:
1029                 test = reg_test_i350;
1030                 toggle = 0x7FEFF3FF;
1031                 break;
1032         case e1000_i210:
1033         case e1000_i211:
1034                 test = reg_test_i210;
1035                 toggle = 0x7FEFF3FF;
1036                 break;
1037         case e1000_82580:
1038                 test = reg_test_82580;
1039                 toggle = 0x7FEFF3FF;
1040                 break;
1041         case e1000_82576:
1042                 test = reg_test_82576;
1043                 toggle = 0x7FFFF3FF;
1044                 break;
1045         default:
1046                 test = reg_test_82575;
1047                 toggle = 0x7FFFF3FF;
1048                 break;
1049         }
1050
1051         /* Because the status register is such a special case,
1052          * we handle it separately from the rest of the register
1053          * tests.  Some bits are read-only, some toggle, and some
1054          * are writable on newer MACs.
1055          */
1056         before = E1000_READ_REG(hw, E1000_STATUS);
1057         value = (E1000_READ_REG(hw, E1000_STATUS) & toggle);
1058         E1000_WRITE_REG(hw, E1000_STATUS, toggle);
1059         after = E1000_READ_REG(hw, E1000_STATUS) & toggle;
1060         if (value != after) {
1061                 dev_err(pci_dev_to_dev(adapter->pdev), "failed STATUS register test "
1062                         "got: 0x%08X expected: 0x%08X\n", after, value);
1063                 *data = 1;
1064                 return 1;
1065         }
1066         /* restore previous status */
1067         E1000_WRITE_REG(hw, E1000_STATUS, before);
1068
1069         /* Perform the remainder of the register test, looping through
1070          * the test table until we either fail or reach the null entry.
1071          */
1072         while (test->reg) {
1073                 for (i = 0; i < test->array_len; i++) {
1074                         switch (test->test_type) {
1075                         case PATTERN_TEST:
1076                                 REG_PATTERN_TEST(test->reg +
1077                                                 (i * test->reg_offset),
1078                                                 test->mask,
1079                                                 test->write);
1080                                 break;
1081                         case SET_READ_TEST:
1082                                 REG_SET_AND_CHECK(test->reg +
1083                                                 (i * test->reg_offset),
1084                                                 test->mask,
1085                                                 test->write);
1086                                 break;
1087                         case WRITE_NO_TEST:
1088                                 writel(test->write,
1089                                        (adapter->hw.hw_addr + test->reg)
1090                                         + (i * test->reg_offset));
1091                                 break;
1092                         case TABLE32_TEST:
1093                                 REG_PATTERN_TEST(test->reg + (i * 4),
1094                                                 test->mask,
1095                                                 test->write);
1096                                 break;
1097                         case TABLE64_TEST_LO:
1098                                 REG_PATTERN_TEST(test->reg + (i * 8),
1099                                                 test->mask,
1100                                                 test->write);
1101                                 break;
1102                         case TABLE64_TEST_HI:
1103                                 REG_PATTERN_TEST((test->reg + 4) + (i * 8),
1104                                                 test->mask,
1105                                                 test->write);
1106                                 break;
1107                         }
1108                 }
1109                 test++;
1110         }
1111
1112         *data = 0;
1113         return 0;
1114 }
1115
1116 static int igb_eeprom_test(struct igb_adapter *adapter, u64 *data)
1117 {
1118         *data = 0;
1119
1120         /* Validate NVM checksum */
1121         if (e1000_validate_nvm_checksum(&adapter->hw) < 0)
1122                 *data = 2;
1123
1124         return *data;
1125 }
1126
1127 static irqreturn_t igb_test_intr(int irq, void *data)
1128 {
1129         struct igb_adapter *adapter = (struct igb_adapter *) data;
1130         struct e1000_hw *hw = &adapter->hw;
1131
1132         adapter->test_icr |= E1000_READ_REG(hw, E1000_ICR);
1133
1134         return IRQ_HANDLED;
1135 }
1136
1137 static int igb_intr_test(struct igb_adapter *adapter, u64 *data)
1138 {
1139         struct e1000_hw *hw = &adapter->hw;
1140         struct net_device *netdev = adapter->netdev;
1141         u32 mask, ics_mask, i = 0, shared_int = TRUE;
1142         u32 irq = adapter->pdev->irq;
1143
1144         *data = 0;
1145
1146         /* Hook up test interrupt handler just for this test */
1147         if (adapter->msix_entries) {
1148                 if (request_irq(adapter->msix_entries[0].vector,
1149                                 &igb_test_intr, 0, netdev->name, adapter)) {
1150                         *data = 1;
1151                         return -1;
1152                 }
1153         } else if (adapter->flags & IGB_FLAG_HAS_MSI) {
1154                 shared_int = FALSE;
1155                 if (request_irq(irq,
1156                                 igb_test_intr, 0, netdev->name, adapter)) {
1157                         *data = 1;
1158                         return -1;
1159                 }
1160         } else if (!request_irq(irq, igb_test_intr, IRQF_PROBE_SHARED,
1161                                 netdev->name, adapter)) {
1162                 shared_int = FALSE;
1163         } else if (request_irq(irq, &igb_test_intr, IRQF_SHARED,
1164                  netdev->name, adapter)) {
1165                 *data = 1;
1166                 return -1;
1167         }
1168         dev_info(pci_dev_to_dev(adapter->pdev), "testing %s interrupt\n",
1169                  (shared_int ? "shared" : "unshared"));
1170
1171         /* Disable all the interrupts */
1172         E1000_WRITE_REG(hw, E1000_IMC, ~0);
1173         E1000_WRITE_FLUSH(hw);
1174         usleep_range(10000, 20000);
1175
1176         /* Define all writable bits for ICS */
1177         switch (hw->mac.type) {
1178         case e1000_82575:
1179                 ics_mask = 0x37F47EDD;
1180                 break;
1181         case e1000_82576:
1182                 ics_mask = 0x77D4FBFD;
1183                 break;
1184         case e1000_82580:
1185                 ics_mask = 0x77DCFED5;
1186                 break;
1187         case e1000_i350:
1188         case e1000_i354:
1189                 ics_mask = 0x77DCFED5;
1190                 break;
1191         case e1000_i210:
1192         case e1000_i211:
1193                 ics_mask = 0x774CFED5;
1194                 break;
1195         default:
1196                 ics_mask = 0x7FFFFFFF;
1197                 break;
1198         }
1199
1200         /* Test each interrupt */
1201         for (; i < 31; i++) {
1202                 /* Interrupt to test */
1203                 mask = 1 << i;
1204
1205                 if (!(mask & ics_mask))
1206                         continue;
1207
1208                 if (!shared_int) {
1209                         /* Disable the interrupt to be reported in
1210                          * the cause register and then force the same
1211                          * interrupt and see if one gets posted.  If
1212                          * an interrupt was posted to the bus, the
1213                          * test failed.
1214                          */
1215                         adapter->test_icr = 0;
1216
1217                         /* Flush any pending interrupts */
1218                         E1000_WRITE_REG(hw, E1000_ICR, ~0);
1219
1220                         E1000_WRITE_REG(hw, E1000_IMC, mask);
1221                         E1000_WRITE_REG(hw, E1000_ICS, mask);
1222                         E1000_WRITE_FLUSH(hw);
1223                         usleep_range(10000, 20000);
1224
1225                         if (adapter->test_icr & mask) {
1226                                 *data = 3;
1227                                 break;
1228                         }
1229                 }
1230
1231                 /* Enable the interrupt to be reported in
1232                  * the cause register and then force the same
1233                  * interrupt and see if one gets posted.  If
1234                  * an interrupt was not posted to the bus, the
1235                  * test failed.
1236                  */
1237                 adapter->test_icr = 0;
1238
1239                 /* Flush any pending interrupts */
1240                 E1000_WRITE_REG(hw, E1000_ICR, ~0);
1241
1242                 E1000_WRITE_REG(hw, E1000_IMS, mask);
1243                 E1000_WRITE_REG(hw, E1000_ICS, mask);
1244                 E1000_WRITE_FLUSH(hw);
1245                 usleep_range(10000, 20000);
1246
1247                 if (!(adapter->test_icr & mask)) {
1248                         *data = 4;
1249                         break;
1250                 }
1251
1252                 if (!shared_int) {
1253                         /* Disable the other interrupts to be reported in
1254                          * the cause register and then force the other
1255                          * interrupts and see if any get posted.  If
1256                          * an interrupt was posted to the bus, the
1257                          * test failed.
1258                          */
1259                         adapter->test_icr = 0;
1260
1261                         /* Flush any pending interrupts */
1262                         E1000_WRITE_REG(hw, E1000_ICR, ~0);
1263
1264                         E1000_WRITE_REG(hw, E1000_IMC, ~mask);
1265                         E1000_WRITE_REG(hw, E1000_ICS, ~mask);
1266                         E1000_WRITE_FLUSH(hw);
1267                         usleep_range(10000, 20000);
1268
1269                         if (adapter->test_icr & mask) {
1270                                 *data = 5;
1271                                 break;
1272                         }
1273                 }
1274         }
1275
1276         /* Disable all the interrupts */
1277         E1000_WRITE_REG(hw, E1000_IMC, ~0);
1278         E1000_WRITE_FLUSH(hw);
1279         usleep_range(10000, 20000);
1280
1281         /* Unhook test interrupt handler */
1282         if (adapter->msix_entries)
1283                 free_irq(adapter->msix_entries[0].vector, adapter);
1284         else
1285                 free_irq(irq, adapter);
1286
1287         return *data;
1288 }
1289
1290 static void igb_free_desc_rings(struct igb_adapter *adapter)
1291 {
1292         igb_free_tx_resources(&adapter->test_tx_ring);
1293         igb_free_rx_resources(&adapter->test_rx_ring);
1294 }
1295
1296 static int igb_setup_desc_rings(struct igb_adapter *adapter)
1297 {
1298         struct igb_ring *tx_ring = &adapter->test_tx_ring;
1299         struct igb_ring *rx_ring = &adapter->test_rx_ring;
1300         struct e1000_hw *hw = &adapter->hw;
1301         int ret_val;
1302
1303         /* Setup Tx descriptor ring and Tx buffers */
1304         tx_ring->count = IGB_DEFAULT_TXD;
1305         tx_ring->dev = pci_dev_to_dev(adapter->pdev);
1306         tx_ring->netdev = adapter->netdev;
1307         tx_ring->reg_idx = adapter->vfs_allocated_count;
1308
1309         if (igb_setup_tx_resources(tx_ring)) {
1310                 ret_val = 1;
1311                 goto err_nomem;
1312         }
1313
1314         igb_setup_tctl(adapter);
1315         igb_configure_tx_ring(adapter, tx_ring);
1316
1317         /* Setup Rx descriptor ring and Rx buffers */
1318         rx_ring->count = IGB_DEFAULT_RXD;
1319         rx_ring->dev = pci_dev_to_dev(adapter->pdev);
1320         rx_ring->netdev = adapter->netdev;
1321 #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT
1322         rx_ring->rx_buffer_len = IGB_RX_HDR_LEN;
1323 #endif
1324         rx_ring->reg_idx = adapter->vfs_allocated_count;
1325
1326         if (igb_setup_rx_resources(rx_ring)) {
1327                 ret_val = 2;
1328                 goto err_nomem;
1329         }
1330
1331         /* set the default queue to queue 0 of PF */
1332         E1000_WRITE_REG(hw, E1000_MRQC, adapter->vfs_allocated_count << 3);
1333
1334         /* enable receive ring */
1335         igb_setup_rctl(adapter);
1336         igb_configure_rx_ring(adapter, rx_ring);
1337
1338         igb_alloc_rx_buffers(rx_ring, igb_desc_unused(rx_ring));
1339
1340         return 0;
1341
1342 err_nomem:
1343         igb_free_desc_rings(adapter);
1344         return ret_val;
1345 }
1346
1347 static void igb_phy_disable_receiver(struct igb_adapter *adapter)
1348 {
1349         struct e1000_hw *hw = &adapter->hw;
1350
1351         /* Write out to PHY registers 29 and 30 to disable the Receiver. */
1352         e1000_write_phy_reg(hw, 29, 0x001F);
1353         e1000_write_phy_reg(hw, 30, 0x8FFC);
1354         e1000_write_phy_reg(hw, 29, 0x001A);
1355         e1000_write_phy_reg(hw, 30, 0x8FF0);
1356 }
1357
1358 static int igb_integrated_phy_loopback(struct igb_adapter *adapter)
1359 {
1360         struct e1000_hw *hw = &adapter->hw;
1361         u32 ctrl_reg = 0;
1362
1363         hw->mac.autoneg = FALSE;
1364
1365         if (hw->phy.type == e1000_phy_m88) {
1366                 if (hw->phy.id != I210_I_PHY_ID) {
1367                         /* Auto-MDI/MDIX Off */
1368                         e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, 0x0808);
1369                         /* reset to update Auto-MDI/MDIX */
1370                         e1000_write_phy_reg(hw, PHY_CONTROL, 0x9140);
1371                         /* autoneg off */
1372                         e1000_write_phy_reg(hw, PHY_CONTROL, 0x8140);
1373                 } else {
1374                         /* force 1000, set loopback  */
1375                         e1000_write_phy_reg(hw, I347AT4_PAGE_SELECT, 0);
1376                         e1000_write_phy_reg(hw, PHY_CONTROL, 0x4140);
1377                 }
1378         } else {
1379                 /* enable MII loopback */
1380                 if (hw->phy.type == e1000_phy_82580)
1381                         e1000_write_phy_reg(hw, I82577_PHY_LBK_CTRL, 0x8041);
1382         }
1383
1384         /* force 1000, set loopback  */
1385         e1000_write_phy_reg(hw, PHY_CONTROL, 0x4140);
1386
1387         /* Now set up the MAC to the same speed/duplex as the PHY. */
1388         ctrl_reg = E1000_READ_REG(hw, E1000_CTRL);
1389         ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */
1390         ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */
1391                      E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */
1392                      E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */
1393                      E1000_CTRL_FD |     /* Force Duplex to FULL */
1394                      E1000_CTRL_SLU);    /* Set link up enable bit */
1395
1396         if (hw->phy.type == e1000_phy_m88)
1397                 ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */
1398
1399         E1000_WRITE_REG(hw, E1000_CTRL, ctrl_reg);
1400
1401         /* Disable the receiver on the PHY so when a cable is plugged in, the
1402          * PHY does not begin to autoneg when a cable is reconnected to the NIC.
1403          */
1404         if (hw->phy.type == e1000_phy_m88)
1405                 igb_phy_disable_receiver(adapter);
1406
1407         mdelay(500);
1408         return 0;
1409 }
1410
1411 static int igb_set_phy_loopback(struct igb_adapter *adapter)
1412 {
1413         return igb_integrated_phy_loopback(adapter);
1414 }
1415
1416 static int igb_setup_loopback_test(struct igb_adapter *adapter)
1417 {
1418         struct e1000_hw *hw = &adapter->hw;
1419         u32 reg;
1420
1421         reg = E1000_READ_REG(hw, E1000_CTRL_EXT);
1422
1423         /* use CTRL_EXT to identify link type as SGMII can appear as copper */
1424         if (reg & E1000_CTRL_EXT_LINK_MODE_MASK) {
1425                 if ((hw->device_id == E1000_DEV_ID_DH89XXCC_SGMII) ||
1426                     (hw->device_id == E1000_DEV_ID_DH89XXCC_SERDES) ||
1427                     (hw->device_id == E1000_DEV_ID_DH89XXCC_BACKPLANE) ||
1428                     (hw->device_id == E1000_DEV_ID_DH89XXCC_SFP)) {
1429
1430                         /* Enable DH89xxCC MPHY for near end loopback */
1431                         reg = E1000_READ_REG(hw, E1000_MPHY_ADDR_CTL);
1432                         reg = (reg & E1000_MPHY_ADDR_CTL_OFFSET_MASK) |
1433                                 E1000_MPHY_PCS_CLK_REG_OFFSET;
1434                         E1000_WRITE_REG(hw, E1000_MPHY_ADDR_CTL, reg);
1435
1436                         reg = E1000_READ_REG(hw, E1000_MPHY_DATA);
1437                         reg |= E1000_MPHY_PCS_CLK_REG_DIGINELBEN;
1438                         E1000_WRITE_REG(hw, E1000_MPHY_DATA, reg);
1439                 }
1440
1441                 reg = E1000_READ_REG(hw, E1000_RCTL);
1442                 reg |= E1000_RCTL_LBM_TCVR;
1443                 E1000_WRITE_REG(hw, E1000_RCTL, reg);
1444
1445                 E1000_WRITE_REG(hw, E1000_SCTL, E1000_ENABLE_SERDES_LOOPBACK);
1446
1447                 reg = E1000_READ_REG(hw, E1000_CTRL);
1448                 reg &= ~(E1000_CTRL_RFCE |
1449                          E1000_CTRL_TFCE |
1450                          E1000_CTRL_LRST);
1451                 reg |= E1000_CTRL_SLU |
1452                        E1000_CTRL_FD;
1453                 E1000_WRITE_REG(hw, E1000_CTRL, reg);
1454
1455                 /* Unset switch control to serdes energy detect */
1456                 reg = E1000_READ_REG(hw, E1000_CONNSW);
1457                 reg &= ~E1000_CONNSW_ENRGSRC;
1458                 E1000_WRITE_REG(hw, E1000_CONNSW, reg);
1459
1460                 /* Unset sigdetect for SERDES loopback on
1461                  * 82580 and newer devices
1462                  */
1463                 if (hw->mac.type >= e1000_82580) {
1464                         reg = E1000_READ_REG(hw, E1000_PCS_CFG0);
1465                         reg |= E1000_PCS_CFG_IGN_SD;
1466                         E1000_WRITE_REG(hw, E1000_PCS_CFG0, reg);
1467                 }
1468
1469                 /* Set PCS register for forced speed */
1470                 reg = E1000_READ_REG(hw, E1000_PCS_LCTL);
1471                 reg &= ~E1000_PCS_LCTL_AN_ENABLE;     /* Disable Autoneg*/
1472                 reg |= E1000_PCS_LCTL_FLV_LINK_UP |   /* Force link up */
1473                        E1000_PCS_LCTL_FSV_1000 |      /* Force 1000    */
1474                        E1000_PCS_LCTL_FDV_FULL |      /* SerDes Full duplex */
1475                        E1000_PCS_LCTL_FSD |           /* Force Speed */
1476                        E1000_PCS_LCTL_FORCE_LINK;     /* Force Link */
1477                 E1000_WRITE_REG(hw, E1000_PCS_LCTL, reg);
1478
1479                 return 0;
1480         }
1481
1482         return igb_set_phy_loopback(adapter);
1483 }
1484
1485 static void igb_loopback_cleanup(struct igb_adapter *adapter)
1486 {
1487         struct e1000_hw *hw = &adapter->hw;
1488         u32 rctl;
1489         u16 phy_reg;
1490
1491         if ((hw->device_id == E1000_DEV_ID_DH89XXCC_SGMII) ||
1492             (hw->device_id == E1000_DEV_ID_DH89XXCC_SERDES) ||
1493             (hw->device_id == E1000_DEV_ID_DH89XXCC_BACKPLANE) ||
1494             (hw->device_id == E1000_DEV_ID_DH89XXCC_SFP)) {
1495                 u32 reg;
1496
1497                 /* Disable near end loopback on DH89xxCC */
1498                 reg = E1000_READ_REG(hw, E1000_MPHY_ADDR_CTL);
1499                 reg = (reg & E1000_MPHY_ADDR_CTL_OFFSET_MASK ) |
1500                         E1000_MPHY_PCS_CLK_REG_OFFSET;
1501         E1000_WRITE_REG(hw, E1000_MPHY_ADDR_CTL, reg);
1502
1503                 reg = E1000_READ_REG(hw, E1000_MPHY_DATA);
1504         reg &= ~E1000_MPHY_PCS_CLK_REG_DIGINELBEN;
1505         E1000_WRITE_REG(hw, E1000_MPHY_DATA, reg);
1506         }
1507
1508         rctl = E1000_READ_REG(hw, E1000_RCTL);
1509         rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC);
1510         E1000_WRITE_REG(hw, E1000_RCTL, rctl);
1511
1512         hw->mac.autoneg = TRUE;
1513         e1000_read_phy_reg(hw, PHY_CONTROL, &phy_reg);
1514         if (phy_reg & MII_CR_LOOPBACK) {
1515                 phy_reg &= ~MII_CR_LOOPBACK;
1516                 if (hw->phy.type == I210_I_PHY_ID)
1517                         e1000_write_phy_reg(hw, I347AT4_PAGE_SELECT, 0);
1518                 e1000_write_phy_reg(hw, PHY_CONTROL, phy_reg);
1519                 e1000_phy_commit(hw);
1520         }
1521 }
1522 static void igb_create_lbtest_frame(struct sk_buff *skb,
1523                                     unsigned int frame_size)
1524 {
1525         memset(skb->data, 0xFF, frame_size);
1526         frame_size /= 2;
1527         memset(&skb->data[frame_size], 0xAA, frame_size - 1);
1528         memset(&skb->data[frame_size + 10], 0xBE, 1);
1529         memset(&skb->data[frame_size + 12], 0xAF, 1);
1530 }
1531
1532 static int igb_check_lbtest_frame(struct igb_rx_buffer *rx_buffer,
1533                                   unsigned int frame_size)
1534 {
1535         unsigned char *data;
1536         bool match = true;
1537
1538         frame_size >>= 1;
1539
1540 #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT
1541         data = rx_buffer->skb->data;
1542 #else
1543         data = kmap(rx_buffer->page);
1544 #endif
1545
1546         if (data[3] != 0xFF ||
1547             data[frame_size + 10] != 0xBE ||
1548             data[frame_size + 12] != 0xAF)
1549                 match = false;
1550
1551 #ifndef CONFIG_IGB_DISABLE_PACKET_SPLIT
1552         kunmap(rx_buffer->page);
1553
1554 #endif
1555         return match;
1556 }
1557
1558 static u16 igb_clean_test_rings(struct igb_ring *rx_ring,
1559                                 struct igb_ring *tx_ring,
1560                                 unsigned int size)
1561 {
1562         union e1000_adv_rx_desc *rx_desc;
1563         struct igb_rx_buffer *rx_buffer_info;
1564         struct igb_tx_buffer *tx_buffer_info;
1565         u16 rx_ntc, tx_ntc, count = 0;
1566
1567         /* initialize next to clean and descriptor values */
1568         rx_ntc = rx_ring->next_to_clean;
1569         tx_ntc = tx_ring->next_to_clean;
1570         rx_desc = IGB_RX_DESC(rx_ring, rx_ntc);
1571
1572         while (igb_test_staterr(rx_desc, E1000_RXD_STAT_DD)) {
1573                 /* check rx buffer */
1574                 rx_buffer_info = &rx_ring->rx_buffer_info[rx_ntc];
1575
1576                 /* sync Rx buffer for CPU read */
1577                 dma_sync_single_for_cpu(rx_ring->dev,
1578                                         rx_buffer_info->dma,
1579 #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT
1580                                         IGB_RX_HDR_LEN,
1581 #else
1582                                         IGB_RX_BUFSZ,
1583 #endif
1584                                         DMA_FROM_DEVICE);
1585
1586                 /* verify contents of skb */
1587                 if (igb_check_lbtest_frame(rx_buffer_info, size))
1588                         count++;
1589
1590                 /* sync Rx buffer for device write */
1591                 dma_sync_single_for_device(rx_ring->dev,
1592                                            rx_buffer_info->dma,
1593 #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT
1594                                            IGB_RX_HDR_LEN,
1595 #else
1596                                            IGB_RX_BUFSZ,
1597 #endif
1598                                            DMA_FROM_DEVICE);
1599
1600                 /* unmap buffer on tx side */
1601                 tx_buffer_info = &tx_ring->tx_buffer_info[tx_ntc];
1602                 igb_unmap_and_free_tx_resource(tx_ring, tx_buffer_info);
1603
1604                 /* increment rx/tx next to clean counters */
1605                 rx_ntc++;
1606                 if (rx_ntc == rx_ring->count)
1607                         rx_ntc = 0;
1608                 tx_ntc++;
1609                 if (tx_ntc == tx_ring->count)
1610                         tx_ntc = 0;
1611
1612                 /* fetch next descriptor */
1613                 rx_desc = IGB_RX_DESC(rx_ring, rx_ntc);
1614         }
1615
1616         /* re-map buffers to ring, store next to clean values */
1617         igb_alloc_rx_buffers(rx_ring, count);
1618         rx_ring->next_to_clean = rx_ntc;
1619         tx_ring->next_to_clean = tx_ntc;
1620
1621         return count;
1622 }
1623
1624 static int igb_run_loopback_test(struct igb_adapter *adapter)
1625 {
1626         struct igb_ring *tx_ring = &adapter->test_tx_ring;
1627         struct igb_ring *rx_ring = &adapter->test_rx_ring;
1628         u16 i, j, lc, good_cnt;
1629         int ret_val = 0;
1630         unsigned int size = IGB_RX_HDR_LEN;
1631         netdev_tx_t tx_ret_val;
1632         struct sk_buff *skb;
1633
1634         /* allocate test skb */
1635         skb = alloc_skb(size, GFP_KERNEL);
1636         if (!skb)
1637                 return 11;
1638
1639         /* place data into test skb */
1640         igb_create_lbtest_frame(skb, size);
1641         skb_put(skb, size);
1642
1643         /*
1644          * Calculate the loop count based on the largest descriptor ring
1645          * The idea is to wrap the largest ring a number of times using 64
1646          * send/receive pairs during each loop
1647          */
1648
1649         if (rx_ring->count <= tx_ring->count)
1650                 lc = ((tx_ring->count / 64) * 2) + 1;
1651         else
1652                 lc = ((rx_ring->count / 64) * 2) + 1;
1653
1654         for (j = 0; j <= lc; j++) { /* loop count loop */
1655                 /* reset count of good packets */
1656                 good_cnt = 0;
1657
1658                 /* place 64 packets on the transmit queue*/
1659                 for (i = 0; i < 64; i++) {
1660                         skb_get(skb);
1661                         tx_ret_val = igb_xmit_frame_ring(skb, tx_ring);
1662                         if (tx_ret_val == NETDEV_TX_OK)
1663                                 good_cnt++;
1664                 }
1665
1666                 if (good_cnt != 64) {
1667                         ret_val = 12;
1668                         break;
1669                 }
1670
1671                 /* allow 200 milliseconds for packets to go from tx to rx */
1672                 msleep(200);
1673
1674                 good_cnt = igb_clean_test_rings(rx_ring, tx_ring, size);
1675                 if (good_cnt != 64) {
1676                         ret_val = 13;
1677                         break;
1678                 }
1679         } /* end loop count loop */
1680
1681         /* free the original skb */
1682         kfree_skb(skb);
1683
1684         return ret_val;
1685 }
1686
1687 static int igb_loopback_test(struct igb_adapter *adapter, u64 *data)
1688 {
1689         /* PHY loopback cannot be performed if SoL/IDER
1690          * sessions are active */
1691         if (e1000_check_reset_block(&adapter->hw)) {
1692                 dev_err(pci_dev_to_dev(adapter->pdev),
1693                         "Cannot do PHY loopback test "
1694                         "when SoL/IDER is active.\n");
1695                 *data = 0;
1696                 goto out;
1697         }
1698         if (adapter->hw.mac.type == e1000_i354) {
1699                 dev_info(&adapter->pdev->dev,
1700                         "Loopback test not supported on i354.\n");
1701                 *data = 0;
1702                 goto out;
1703         }
1704         *data = igb_setup_desc_rings(adapter);
1705         if (*data)
1706                 goto out;
1707         *data = igb_setup_loopback_test(adapter);
1708         if (*data)
1709                 goto err_loopback;
1710         *data = igb_run_loopback_test(adapter);
1711
1712         igb_loopback_cleanup(adapter);
1713
1714 err_loopback:
1715         igb_free_desc_rings(adapter);
1716 out:
1717         return *data;
1718 }
1719
1720 static int igb_link_test(struct igb_adapter *adapter, u64 *data)
1721 {
1722         u32 link;
1723         int i, time;
1724
1725         *data = 0;
1726         time = 0;
1727         if (adapter->hw.phy.media_type == e1000_media_type_internal_serdes) {
1728                 int i = 0;
1729                 adapter->hw.mac.serdes_has_link = FALSE;
1730
1731                 /* On some blade server designs, link establishment
1732                  * could take as long as 2-3 minutes */
1733                 do {
1734                         e1000_check_for_link(&adapter->hw);
1735                         if (adapter->hw.mac.serdes_has_link)
1736                                 goto out;
1737                         msleep(20);
1738                 } while (i++ < 3750);
1739
1740                 *data = 1;
1741         } else {
1742                 for (i=0; i < IGB_MAX_LINK_TRIES; i++) {
1743                 link = igb_has_link(adapter);
1744                         if (link)
1745                                 goto out;
1746                         else {
1747                                 time++;
1748                                 msleep(1000);
1749                         }
1750                 }
1751                 if (!link)
1752                         *data = 1;
1753         }
1754         out:
1755                 return *data;
1756 }
1757
1758 static void igb_diag_test(struct net_device *netdev,
1759                           struct ethtool_test *eth_test, u64 *data)
1760 {
1761         struct igb_adapter *adapter = netdev_priv(netdev);
1762         u16 autoneg_advertised;
1763         u8 forced_speed_duplex, autoneg;
1764         bool if_running = netif_running(netdev);
1765
1766         set_bit(__IGB_TESTING, &adapter->state);
1767         if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
1768                 /* Offline tests */
1769
1770                 /* save speed, duplex, autoneg settings */
1771                 autoneg_advertised = adapter->hw.phy.autoneg_advertised;
1772                 forced_speed_duplex = adapter->hw.mac.forced_speed_duplex;
1773                 autoneg = adapter->hw.mac.autoneg;
1774
1775                 dev_info(pci_dev_to_dev(adapter->pdev), "offline testing starting\n");
1776
1777                 /* power up link for link test */
1778                 igb_power_up_link(adapter);
1779
1780                 /* Link test performed before hardware reset so autoneg doesn't
1781                  * interfere with test result */
1782                 if (igb_link_test(adapter, &data[4]))
1783                         eth_test->flags |= ETH_TEST_FL_FAILED;
1784
1785                 if (if_running)
1786                         /* indicate we're in test mode */
1787                         dev_close(netdev);
1788                 else
1789                         igb_reset(adapter);
1790
1791                 if (igb_reg_test(adapter, &data[0]))
1792                         eth_test->flags |= ETH_TEST_FL_FAILED;
1793
1794                 igb_reset(adapter);
1795                 if (igb_eeprom_test(adapter, &data[1]))
1796                         eth_test->flags |= ETH_TEST_FL_FAILED;
1797
1798                 igb_reset(adapter);
1799                 if (igb_intr_test(adapter, &data[2]))
1800                         eth_test->flags |= ETH_TEST_FL_FAILED;
1801
1802                 igb_reset(adapter);
1803
1804                 /* power up link for loopback test */
1805                 igb_power_up_link(adapter);
1806
1807                 if (igb_loopback_test(adapter, &data[3]))
1808                         eth_test->flags |= ETH_TEST_FL_FAILED;
1809
1810                 /* restore speed, duplex, autoneg settings */
1811                 adapter->hw.phy.autoneg_advertised = autoneg_advertised;
1812                 adapter->hw.mac.forced_speed_duplex = forced_speed_duplex;
1813                 adapter->hw.mac.autoneg = autoneg;
1814
1815                 /* force this routine to wait until autoneg complete/timeout */
1816                 adapter->hw.phy.autoneg_wait_to_complete = TRUE;
1817                 igb_reset(adapter);
1818                 adapter->hw.phy.autoneg_wait_to_complete = FALSE;
1819
1820                 clear_bit(__IGB_TESTING, &adapter->state);
1821                 if (if_running)
1822                         dev_open(netdev);
1823         } else {
1824                 dev_info(pci_dev_to_dev(adapter->pdev), "online testing starting\n");
1825
1826                 /* PHY is powered down when interface is down */
1827                 if (if_running && igb_link_test(adapter, &data[4]))
1828                         eth_test->flags |= ETH_TEST_FL_FAILED;
1829                 else
1830                         data[4] = 0;
1831
1832                 /* Online tests aren't run; pass by default */
1833                 data[0] = 0;
1834                 data[1] = 0;
1835                 data[2] = 0;
1836                 data[3] = 0;
1837
1838                 clear_bit(__IGB_TESTING, &adapter->state);
1839         }
1840         msleep_interruptible(4 * 1000);
1841 }
1842
1843 static void igb_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
1844 {
1845         struct igb_adapter *adapter = netdev_priv(netdev);
1846
1847         wol->supported = WAKE_UCAST | WAKE_MCAST |
1848                          WAKE_BCAST | WAKE_MAGIC |
1849                          WAKE_PHY;
1850         wol->wolopts = 0;
1851
1852         if (!(adapter->flags & IGB_FLAG_WOL_SUPPORTED))
1853                 return;
1854
1855         /* apply any specific unsupported masks here */
1856         switch (adapter->hw.device_id) {
1857         default:
1858                 break;
1859         }
1860
1861         if (adapter->wol & E1000_WUFC_EX)
1862                 wol->wolopts |= WAKE_UCAST;
1863         if (adapter->wol & E1000_WUFC_MC)
1864                 wol->wolopts |= WAKE_MCAST;
1865         if (adapter->wol & E1000_WUFC_BC)
1866                 wol->wolopts |= WAKE_BCAST;
1867         if (adapter->wol & E1000_WUFC_MAG)
1868                 wol->wolopts |= WAKE_MAGIC;
1869         if (adapter->wol & E1000_WUFC_LNKC)
1870                 wol->wolopts |= WAKE_PHY;
1871 }
1872
1873 static int igb_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
1874 {
1875         struct igb_adapter *adapter = netdev_priv(netdev);
1876
1877         if (wol->wolopts & (WAKE_ARP | WAKE_MAGICSECURE))
1878                 return -EOPNOTSUPP;
1879
1880         if (!(adapter->flags & IGB_FLAG_WOL_SUPPORTED))
1881                 return wol->wolopts ? -EOPNOTSUPP : 0;
1882
1883         /* these settings will always override what we currently have */
1884         adapter->wol = 0;
1885
1886         if (wol->wolopts & WAKE_UCAST)
1887                 adapter->wol |= E1000_WUFC_EX;
1888         if (wol->wolopts & WAKE_MCAST)
1889                 adapter->wol |= E1000_WUFC_MC;
1890         if (wol->wolopts & WAKE_BCAST)
1891                 adapter->wol |= E1000_WUFC_BC;
1892         if (wol->wolopts & WAKE_MAGIC)
1893                 adapter->wol |= E1000_WUFC_MAG;
1894         if (wol->wolopts & WAKE_PHY)
1895                 adapter->wol |= E1000_WUFC_LNKC;
1896         device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
1897
1898         return 0;
1899 }
1900
1901 /* bit defines for adapter->led_status */
1902 #ifdef HAVE_ETHTOOL_SET_PHYS_ID
1903 static int igb_set_phys_id(struct net_device *netdev,
1904                            enum ethtool_phys_id_state state)
1905 {
1906         struct igb_adapter *adapter = netdev_priv(netdev);
1907         struct e1000_hw *hw = &adapter->hw;
1908
1909         switch (state) {
1910         case ETHTOOL_ID_ACTIVE:
1911                 e1000_blink_led(hw);
1912                 return 2;
1913         case ETHTOOL_ID_ON:
1914                 e1000_led_on(hw);
1915                 break;
1916         case ETHTOOL_ID_OFF:
1917                 e1000_led_off(hw);
1918                 break;
1919         case ETHTOOL_ID_INACTIVE:
1920                 e1000_led_off(hw);
1921                 e1000_cleanup_led(hw);
1922                 break;
1923         }
1924
1925         return 0;
1926 }
1927 #else
1928 static int igb_phys_id(struct net_device *netdev, u32 data)
1929 {
1930         struct igb_adapter *adapter = netdev_priv(netdev);
1931         struct e1000_hw *hw = &adapter->hw;
1932         unsigned long timeout;
1933
1934         timeout = data * 1000;
1935
1936         /*
1937          *  msleep_interruptable only accepts unsigned int so we are limited
1938          * in how long a duration we can wait
1939          */
1940         if (!timeout || timeout > UINT_MAX)
1941                 timeout = UINT_MAX;
1942
1943         e1000_blink_led(hw);
1944         msleep_interruptible(timeout);
1945
1946         e1000_led_off(hw);
1947         e1000_cleanup_led(hw);
1948
1949         return 0;
1950 }
1951 #endif /* HAVE_ETHTOOL_SET_PHYS_ID */
1952
1953 static int igb_set_coalesce(struct net_device *netdev,
1954                             struct ethtool_coalesce *ec)
1955 {
1956         struct igb_adapter *adapter = netdev_priv(netdev);
1957         int i;
1958
1959         if ((ec->rx_coalesce_usecs > IGB_MAX_ITR_USECS) ||
1960             ((ec->rx_coalesce_usecs > 3) &&
1961              (ec->rx_coalesce_usecs < IGB_MIN_ITR_USECS)) ||
1962             (ec->rx_coalesce_usecs == 2))
1963             {
1964                 printk("set_coalesce:invalid parameter..");
1965                 return -EINVAL;
1966         }
1967
1968         if ((ec->tx_coalesce_usecs > IGB_MAX_ITR_USECS) ||
1969             ((ec->tx_coalesce_usecs > 3) &&
1970              (ec->tx_coalesce_usecs < IGB_MIN_ITR_USECS)) ||
1971             (ec->tx_coalesce_usecs == 2))
1972                 return -EINVAL;
1973
1974         if ((adapter->flags & IGB_FLAG_QUEUE_PAIRS) && ec->tx_coalesce_usecs)
1975                 return -EINVAL;
1976
1977         if (ec->tx_max_coalesced_frames_irq)
1978                 adapter->tx_work_limit = ec->tx_max_coalesced_frames_irq;
1979
1980         /* If ITR is disabled, disable DMAC */
1981         if (ec->rx_coalesce_usecs == 0) {
1982                 adapter->dmac = IGB_DMAC_DISABLE;
1983         }
1984
1985         /* convert to rate of irq's per second */
1986         if (ec->rx_coalesce_usecs && ec->rx_coalesce_usecs <= 3)
1987                 adapter->rx_itr_setting = ec->rx_coalesce_usecs;
1988         else
1989                 adapter->rx_itr_setting = ec->rx_coalesce_usecs << 2;
1990
1991         /* convert to rate of irq's per second */
1992         if (adapter->flags & IGB_FLAG_QUEUE_PAIRS)
1993                 adapter->tx_itr_setting = adapter->rx_itr_setting;
1994         else if (ec->tx_coalesce_usecs && ec->tx_coalesce_usecs <= 3)
1995                 adapter->tx_itr_setting = ec->tx_coalesce_usecs;
1996         else
1997                 adapter->tx_itr_setting = ec->tx_coalesce_usecs << 2;
1998
1999         for (i = 0; i < adapter->num_q_vectors; i++) {
2000                 struct igb_q_vector *q_vector = adapter->q_vector[i];
2001                 q_vector->tx.work_limit = adapter->tx_work_limit;
2002                 if (q_vector->rx.ring)
2003                         q_vector->itr_val = adapter->rx_itr_setting;
2004                 else
2005                         q_vector->itr_val = adapter->tx_itr_setting;
2006                 if (q_vector->itr_val && q_vector->itr_val <= 3)
2007                         q_vector->itr_val = IGB_START_ITR;
2008                 q_vector->set_itr = 1;
2009         }
2010
2011         return 0;
2012 }
2013
2014 static int igb_get_coalesce(struct net_device *netdev,
2015                             struct ethtool_coalesce *ec)
2016 {
2017         struct igb_adapter *adapter = netdev_priv(netdev);
2018
2019         if (adapter->rx_itr_setting <= 3)
2020                 ec->rx_coalesce_usecs = adapter->rx_itr_setting;
2021         else
2022                 ec->rx_coalesce_usecs = adapter->rx_itr_setting >> 2;
2023
2024         ec->tx_max_coalesced_frames_irq = adapter->tx_work_limit;
2025
2026         if (!(adapter->flags & IGB_FLAG_QUEUE_PAIRS)) {
2027                 if (adapter->tx_itr_setting <= 3)
2028                         ec->tx_coalesce_usecs = adapter->tx_itr_setting;
2029                 else
2030                         ec->tx_coalesce_usecs = adapter->tx_itr_setting >> 2;
2031         }
2032
2033         return 0;
2034 }
2035
2036 static int igb_nway_reset(struct net_device *netdev)
2037 {
2038         struct igb_adapter *adapter = netdev_priv(netdev);
2039         if (netif_running(netdev))
2040                 igb_reinit_locked(adapter);
2041         return 0;
2042 }
2043
2044 #ifdef HAVE_ETHTOOL_GET_SSET_COUNT
2045 static int igb_get_sset_count(struct net_device *netdev, int sset)
2046 {
2047         switch (sset) {
2048         case ETH_SS_STATS:
2049                 return IGB_STATS_LEN;
2050         case ETH_SS_TEST:
2051                 return IGB_TEST_LEN;
2052         default:
2053                 return -ENOTSUPP;
2054         }
2055 }
2056 #else
2057 static int igb_get_stats_count(struct net_device *netdev)
2058 {
2059         return IGB_STATS_LEN;
2060 }
2061
2062 static int igb_diag_test_count(struct net_device *netdev)
2063 {
2064         return IGB_TEST_LEN;
2065 }
2066 #endif
2067
2068 static void igb_get_ethtool_stats(struct net_device *netdev,
2069                                   struct ethtool_stats *stats, u64 *data)
2070 {
2071         struct igb_adapter *adapter = netdev_priv(netdev);
2072 #ifdef HAVE_NETDEV_STATS_IN_NETDEV
2073         struct net_device_stats *net_stats = &netdev->stats;
2074 #else
2075         struct net_device_stats *net_stats = &adapter->net_stats;
2076 #endif
2077         u64 *queue_stat;
2078         int i, j, k;
2079         char *p;
2080
2081         igb_update_stats(adapter);
2082
2083         for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) {
2084                 p = (char *)adapter + igb_gstrings_stats[i].stat_offset;
2085                 data[i] = (igb_gstrings_stats[i].sizeof_stat ==
2086                         sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
2087         }
2088         for (j = 0; j < IGB_NETDEV_STATS_LEN; j++, i++) {
2089                 p = (char *)net_stats + igb_gstrings_net_stats[j].stat_offset;
2090                 data[i] = (igb_gstrings_net_stats[j].sizeof_stat ==
2091                         sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
2092         }
2093         for (j = 0; j < adapter->num_tx_queues; j++) {
2094                 queue_stat = (u64 *)&adapter->tx_ring[j]->tx_stats;
2095                 for (k = 0; k < IGB_TX_QUEUE_STATS_LEN; k++, i++)
2096                         data[i] = queue_stat[k];
2097         }
2098         for (j = 0; j < adapter->num_rx_queues; j++) {
2099                 queue_stat = (u64 *)&adapter->rx_ring[j]->rx_stats;
2100                 for (k = 0; k < IGB_RX_QUEUE_STATS_LEN; k++, i++)
2101                         data[i] = queue_stat[k];
2102         }
2103 }
2104
2105 static void igb_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
2106 {
2107         struct igb_adapter *adapter = netdev_priv(netdev);
2108         u8 *p = data;
2109         int i;
2110
2111         switch (stringset) {
2112         case ETH_SS_TEST:
2113                 memcpy(data, *igb_gstrings_test,
2114                         IGB_TEST_LEN*ETH_GSTRING_LEN);
2115                 break;
2116         case ETH_SS_STATS:
2117                 for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) {
2118                         memcpy(p, igb_gstrings_stats[i].stat_string,
2119                                ETH_GSTRING_LEN);
2120                         p += ETH_GSTRING_LEN;
2121                 }
2122                 for (i = 0; i < IGB_NETDEV_STATS_LEN; i++) {
2123                         memcpy(p, igb_gstrings_net_stats[i].stat_string,
2124                                ETH_GSTRING_LEN);
2125                         p += ETH_GSTRING_LEN;
2126                 }
2127                 for (i = 0; i < adapter->num_tx_queues; i++) {
2128                         sprintf(p, "tx_queue_%u_packets", i);
2129                         p += ETH_GSTRING_LEN;
2130                         sprintf(p, "tx_queue_%u_bytes", i);
2131                         p += ETH_GSTRING_LEN;
2132                         sprintf(p, "tx_queue_%u_restart", i);
2133                         p += ETH_GSTRING_LEN;
2134                 }
2135                 for (i = 0; i < adapter->num_rx_queues; i++) {
2136                         sprintf(p, "rx_queue_%u_packets", i);
2137                         p += ETH_GSTRING_LEN;
2138                         sprintf(p, "rx_queue_%u_bytes", i);
2139                         p += ETH_GSTRING_LEN;
2140                         sprintf(p, "rx_queue_%u_drops", i);
2141                         p += ETH_GSTRING_LEN;
2142                         sprintf(p, "rx_queue_%u_csum_err", i);
2143                         p += ETH_GSTRING_LEN;
2144                         sprintf(p, "rx_queue_%u_alloc_failed", i);
2145                         p += ETH_GSTRING_LEN;
2146                         sprintf(p, "rx_queue_%u_ipv4_packets", i);
2147                         p += ETH_GSTRING_LEN;
2148                         sprintf(p, "rx_queue_%u_ipv4e_packets", i);
2149                         p += ETH_GSTRING_LEN;
2150                         sprintf(p, "rx_queue_%u_ipv6_packets", i);
2151                         p += ETH_GSTRING_LEN;
2152                         sprintf(p, "rx_queue_%u_ipv6e_packets", i);
2153                         p += ETH_GSTRING_LEN;
2154                         sprintf(p, "rx_queue_%u_tcp_packets", i);
2155                         p += ETH_GSTRING_LEN;
2156                         sprintf(p, "rx_queue_%u_udp_packets", i);
2157                         p += ETH_GSTRING_LEN;
2158                         sprintf(p, "rx_queue_%u_sctp_packets", i);
2159                         p += ETH_GSTRING_LEN;
2160                         sprintf(p, "rx_queue_%u_nfs_packets", i);
2161                         p += ETH_GSTRING_LEN;
2162                 }
2163 /*              BUG_ON(p - data != IGB_STATS_LEN * ETH_GSTRING_LEN); */
2164                 break;
2165         }
2166 }
2167
2168 #ifdef HAVE_ETHTOOL_GET_TS_INFO
2169 static int igb_get_ts_info(struct net_device *dev,
2170                            struct ethtool_ts_info *info)
2171 {
2172         struct igb_adapter *adapter = netdev_priv(dev);
2173
2174         switch (adapter->hw.mac.type) {
2175 #ifdef HAVE_PTP_1588_CLOCK
2176         case e1000_82575:
2177                 info->so_timestamping =
2178                         SOF_TIMESTAMPING_TX_SOFTWARE |
2179                         SOF_TIMESTAMPING_RX_SOFTWARE |
2180                         SOF_TIMESTAMPING_SOFTWARE;
2181                 return 0;
2182         case e1000_82576:
2183         case e1000_82580:
2184         case e1000_i350:
2185         case e1000_i354:
2186         case e1000_i210:
2187         case e1000_i211:
2188                 info->so_timestamping =
2189                         SOF_TIMESTAMPING_TX_SOFTWARE |
2190                         SOF_TIMESTAMPING_RX_SOFTWARE |
2191                         SOF_TIMESTAMPING_SOFTWARE |
2192                         SOF_TIMESTAMPING_TX_HARDWARE |
2193                         SOF_TIMESTAMPING_RX_HARDWARE |
2194                         SOF_TIMESTAMPING_RAW_HARDWARE;
2195
2196                 if (adapter->ptp_clock)
2197                         info->phc_index = ptp_clock_index(adapter->ptp_clock);
2198                 else
2199                         info->phc_index = -1;
2200
2201                 info->tx_types =
2202                         (1 << HWTSTAMP_TX_OFF) |
2203                         (1 << HWTSTAMP_TX_ON);
2204
2205                 info->rx_filters = 1 << HWTSTAMP_FILTER_NONE;
2206
2207                 /* 82576 does not support timestamping all packets. */
2208                 if (adapter->hw.mac.type >= e1000_82580)
2209                         info->rx_filters |= 1 << HWTSTAMP_FILTER_ALL;
2210                 else
2211                         info->rx_filters |=
2212                                 (1 << HWTSTAMP_FILTER_PTP_V1_L4_SYNC) |
2213                                 (1 << HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) |
2214                                 (1 << HWTSTAMP_FILTER_PTP_V2_L2_SYNC) |
2215                                 (1 << HWTSTAMP_FILTER_PTP_V2_L4_SYNC) |
2216                                 (1 << HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ) |
2217                                 (1 << HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ) |
2218                                 (1 << HWTSTAMP_FILTER_PTP_V2_EVENT);
2219
2220                 return 0;
2221 #endif /* HAVE_PTP_1588_CLOCK */
2222         default:
2223                 return -EOPNOTSUPP;
2224         }
2225 }
2226 #endif /* HAVE_ETHTOOL_GET_TS_INFO */
2227
2228 #ifdef CONFIG_PM_RUNTIME
2229 static int igb_ethtool_begin(struct net_device *netdev)
2230 {
2231         struct igb_adapter *adapter = netdev_priv(netdev);
2232
2233         pm_runtime_get_sync(&adapter->pdev->dev);
2234
2235         return 0;
2236 }
2237
2238 static void igb_ethtool_complete(struct net_device *netdev)
2239 {
2240         struct igb_adapter *adapter = netdev_priv(netdev);
2241
2242         pm_runtime_put(&adapter->pdev->dev);
2243 }
2244 #endif /* CONFIG_PM_RUNTIME */
2245
2246 #ifndef HAVE_NDO_SET_FEATURES
2247 static u32 igb_get_rx_csum(struct net_device *netdev)
2248 {
2249         return !!(netdev->features & NETIF_F_RXCSUM);
2250 }
2251
2252 static int igb_set_rx_csum(struct net_device *netdev, u32 data)
2253 {
2254         const u32 feature_list = NETIF_F_RXCSUM;
2255
2256         if (data)
2257                 netdev->features |= feature_list;
2258         else
2259                 netdev->features &= ~feature_list;
2260
2261         return 0;
2262 }
2263
2264 static int igb_set_tx_csum(struct net_device *netdev, u32 data)
2265 {
2266         struct igb_adapter *adapter = netdev_priv(netdev);
2267 #ifdef NETIF_F_IPV6_CSUM
2268         u32 feature_list = NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM;
2269 #else
2270         u32 feature_list = NETIF_F_IP_CSUM;
2271 #endif
2272
2273         if (adapter->hw.mac.type >= e1000_82576)
2274                 feature_list |= NETIF_F_SCTP_CSUM;
2275
2276         if (data)
2277                 netdev->features |= feature_list;
2278         else
2279                 netdev->features &= ~feature_list;
2280
2281         return 0;
2282 }
2283
2284 #ifdef NETIF_F_TSO
2285 static int igb_set_tso(struct net_device *netdev, u32 data)
2286 {
2287 #ifdef NETIF_F_TSO6
2288         const u32 feature_list = NETIF_F_TSO | NETIF_F_TSO6;
2289 #else
2290         const u32 feature_list = NETIF_F_TSO;
2291 #endif
2292
2293         if (data)
2294                 netdev->features |= feature_list;
2295         else
2296                 netdev->features &= ~feature_list;
2297
2298 #ifndef HAVE_NETDEV_VLAN_FEATURES
2299         if (!data) {
2300                 struct igb_adapter *adapter = netdev_priv(netdev);
2301                 struct net_device *v_netdev;
2302                 int i;
2303
2304                 /* disable TSO on all VLANs if they're present */
2305                 if (!adapter->vlgrp)
2306                         goto tso_out;
2307
2308                 for (i = 0; i < VLAN_GROUP_ARRAY_LEN; i++) {
2309                         v_netdev = vlan_group_get_device(adapter->vlgrp, i);
2310                         if (!v_netdev)
2311                                 continue;
2312
2313                         v_netdev->features &= ~feature_list;
2314                         vlan_group_set_device(adapter->vlgrp, i, v_netdev);
2315                 }
2316         }
2317
2318 tso_out:
2319
2320 #endif /* HAVE_NETDEV_VLAN_FEATURES */
2321         return 0;
2322 }
2323
2324 #endif /* NETIF_F_TSO */
2325 #ifdef ETHTOOL_GFLAGS
2326 static int igb_set_flags(struct net_device *netdev, u32 data)
2327 {
2328         u32 supported_flags = ETH_FLAG_RXVLAN | ETH_FLAG_TXVLAN |
2329                               ETH_FLAG_RXHASH;
2330 #ifndef HAVE_VLAN_RX_REGISTER
2331         u32 changed = netdev->features ^ data;
2332 #endif
2333         int rc;
2334 #ifndef IGB_NO_LRO
2335
2336         supported_flags |= ETH_FLAG_LRO;
2337 #endif
2338         /*
2339          * Since there is no support for separate tx vlan accel
2340          * enabled make sure tx flag is cleared if rx is.
2341          */
2342         if (!(data & ETH_FLAG_RXVLAN))
2343                 data &= ~ETH_FLAG_TXVLAN;
2344
2345         rc = ethtool_op_set_flags(netdev, data, supported_flags);
2346         if (rc)
2347                 return rc;
2348 #ifndef HAVE_VLAN_RX_REGISTER
2349
2350         if (changed & ETH_FLAG_RXVLAN)
2351                 igb_vlan_mode(netdev, data);
2352 #endif
2353
2354         return 0;
2355 }
2356
2357 #endif /* ETHTOOL_GFLAGS */
2358 #endif /* HAVE_NDO_SET_FEATURES */
2359 #ifdef ETHTOOL_SADV_COAL
2360 static int igb_set_adv_coal(struct net_device *netdev, struct ethtool_value *edata)
2361 {
2362         struct igb_adapter *adapter = netdev_priv(netdev);
2363
2364         switch (edata->data) {
2365         case IGB_DMAC_DISABLE:
2366                 adapter->dmac = edata->data;
2367                 break;
2368         case IGB_DMAC_MIN:
2369                 adapter->dmac = edata->data;
2370                 break;
2371         case IGB_DMAC_500:
2372                 adapter->dmac = edata->data;
2373                 break;
2374         case IGB_DMAC_EN_DEFAULT:
2375                 adapter->dmac = edata->data;
2376                 break;
2377         case IGB_DMAC_2000:
2378                 adapter->dmac = edata->data;
2379                 break;
2380         case IGB_DMAC_3000:
2381                 adapter->dmac = edata->data;
2382                 break;
2383         case IGB_DMAC_4000:
2384                 adapter->dmac = edata->data;
2385                 break;
2386         case IGB_DMAC_5000:
2387                 adapter->dmac = edata->data;
2388                 break;
2389         case IGB_DMAC_6000:
2390                 adapter->dmac = edata->data;
2391                 break;
2392         case IGB_DMAC_7000:
2393                 adapter->dmac = edata->data;
2394                 break;
2395         case IGB_DMAC_8000:
2396                 adapter->dmac = edata->data;
2397                 break;
2398         case IGB_DMAC_9000:
2399                 adapter->dmac = edata->data;
2400                 break;
2401         case IGB_DMAC_MAX:
2402                 adapter->dmac = edata->data;
2403                 break;
2404         default:
2405                 adapter->dmac = IGB_DMAC_DISABLE;
2406                 printk("set_dmac: invalid setting, setting DMAC to %d\n",
2407                         adapter->dmac);
2408         }
2409         printk("%s: setting DMAC to %d\n", netdev->name, adapter->dmac);
2410         return 0;
2411 }
2412 #endif /* ETHTOOL_SADV_COAL */
2413 #ifdef ETHTOOL_GADV_COAL
2414 static void igb_get_dmac(struct net_device *netdev,
2415                             struct ethtool_value *edata)
2416 {
2417         struct igb_adapter *adapter = netdev_priv(netdev);
2418         edata->data = adapter->dmac;
2419
2420         return;
2421 }
2422 #endif
2423
2424 #ifdef ETHTOOL_GEEE
2425 static int igb_get_eee(struct net_device *netdev, struct ethtool_eee *edata)
2426 {
2427         struct igb_adapter *adapter = netdev_priv(netdev);
2428         struct e1000_hw *hw = &adapter->hw;
2429         u32 ret_val;
2430         u16 phy_data;
2431
2432         if ((hw->mac.type < e1000_i350) ||
2433             (hw->phy.media_type != e1000_media_type_copper))
2434                 return -EOPNOTSUPP;
2435
2436         edata->supported = (SUPPORTED_1000baseT_Full |
2437                             SUPPORTED_100baseT_Full);
2438
2439         if (!hw->dev_spec._82575.eee_disable)
2440                 edata->advertised =
2441                         mmd_eee_adv_to_ethtool_adv_t(adapter->eee_advert);
2442
2443         /* The IPCNFG and EEER registers are not supported on I354. */
2444         if (hw->mac.type == e1000_i354) {
2445                 e1000_get_eee_status_i354(hw, (bool *)&edata->eee_active);
2446         } else {
2447                 u32 eeer;
2448
2449                 eeer = E1000_READ_REG(hw, E1000_EEER);
2450
2451                 /* EEE status on negotiated link */
2452                 if (eeer & E1000_EEER_EEE_NEG)
2453                         edata->eee_active = true;
2454
2455                 if (eeer & E1000_EEER_TX_LPI_EN)
2456                         edata->tx_lpi_enabled = true;
2457         }
2458
2459         /* EEE Link Partner Advertised */
2460         switch (hw->mac.type) {
2461         case e1000_i350:
2462                 ret_val = e1000_read_emi_reg(hw, E1000_EEE_LP_ADV_ADDR_I350,
2463                                              &phy_data);
2464                 if (ret_val)
2465                         return -ENODATA;
2466
2467                 edata->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(phy_data);
2468
2469                 break;
2470         case e1000_i354:
2471         case e1000_i210:
2472         case e1000_i211:
2473                 ret_val = e1000_read_xmdio_reg(hw, E1000_EEE_LP_ADV_ADDR_I210,
2474                                                E1000_EEE_LP_ADV_DEV_I210,
2475                                                &phy_data);
2476                 if (ret_val)
2477                         return -ENODATA;
2478
2479                 edata->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(phy_data);
2480
2481                 break;
2482         default:
2483                 break;
2484         }
2485
2486         edata->eee_enabled = !hw->dev_spec._82575.eee_disable;
2487
2488         if ((hw->mac.type == e1000_i354) &&
2489             (edata->eee_enabled))
2490                 edata->tx_lpi_enabled = true;
2491
2492         /*
2493          * report correct negotiated EEE status for devices that
2494          * wrongly report EEE at half-duplex
2495          */
2496         if (adapter->link_duplex == HALF_DUPLEX) {
2497                 edata->eee_enabled = false;
2498                 edata->eee_active = false;
2499                 edata->tx_lpi_enabled = false;
2500                 edata->advertised &= ~edata->advertised;
2501         }
2502
2503         return 0;
2504 }
2505 #endif
2506
2507 #ifdef ETHTOOL_SEEE
2508 static int igb_set_eee(struct net_device *netdev,
2509                        struct ethtool_eee *edata)
2510 {
2511         struct igb_adapter *adapter = netdev_priv(netdev);
2512         struct e1000_hw *hw = &adapter->hw;
2513         struct ethtool_eee eee_curr;
2514         s32 ret_val;
2515
2516         if ((hw->mac.type < e1000_i350) ||
2517             (hw->phy.media_type != e1000_media_type_copper))
2518                 return -EOPNOTSUPP;
2519
2520         ret_val = igb_get_eee(netdev, &eee_curr);
2521         if (ret_val)
2522                 return ret_val;
2523
2524         if (eee_curr.eee_enabled) {
2525                 if (eee_curr.tx_lpi_enabled != edata->tx_lpi_enabled) {
2526                         dev_err(pci_dev_to_dev(adapter->pdev),
2527                                 "Setting EEE tx-lpi is not supported\n");
2528                         return -EINVAL;
2529                 }
2530
2531                 /* Tx LPI time is not implemented currently */
2532                 if (edata->tx_lpi_timer) {
2533                         dev_err(pci_dev_to_dev(adapter->pdev),
2534                                 "Setting EEE Tx LPI timer is not supported\n");
2535                         return -EINVAL;
2536                 }
2537
2538                 if (edata->advertised &
2539                     ~(ADVERTISE_100_FULL | ADVERTISE_1000_FULL)) {
2540                         dev_err(pci_dev_to_dev(adapter->pdev),
2541                                 "EEE Advertisement supports only 100Tx and or 100T full duplex\n");
2542                         return -EINVAL;
2543                 }
2544
2545         } else if (!edata->eee_enabled) {
2546                 dev_err(pci_dev_to_dev(adapter->pdev),
2547                         "Setting EEE options is not supported with EEE disabled\n");
2548                         return -EINVAL;
2549                 }
2550
2551         adapter->eee_advert = ethtool_adv_to_mmd_eee_adv_t(edata->advertised);
2552
2553         if (hw->dev_spec._82575.eee_disable != !edata->eee_enabled) {
2554                 hw->dev_spec._82575.eee_disable = !edata->eee_enabled;
2555
2556                 /* reset link */
2557                 if (netif_running(netdev))
2558                         igb_reinit_locked(adapter);
2559                 else
2560                         igb_reset(adapter);
2561         }
2562
2563         return 0;
2564 }
2565 #endif /* ETHTOOL_SEEE */
2566
2567 #ifdef ETHTOOL_GRXRINGS
2568 static int igb_get_rss_hash_opts(struct igb_adapter *adapter,
2569                                  struct ethtool_rxnfc *cmd)
2570 {
2571         cmd->data = 0;
2572
2573         /* Report default options for RSS on igb */
2574         switch (cmd->flow_type) {
2575         case TCP_V4_FLOW:
2576                 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
2577         case UDP_V4_FLOW:
2578                 if (adapter->flags & IGB_FLAG_RSS_FIELD_IPV4_UDP)
2579                         cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
2580         case SCTP_V4_FLOW:
2581         case AH_ESP_V4_FLOW:
2582         case AH_V4_FLOW:
2583         case ESP_V4_FLOW:
2584         case IPV4_FLOW:
2585                 cmd->data |= RXH_IP_SRC | RXH_IP_DST;
2586                 break;
2587         case TCP_V6_FLOW:
2588                 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
2589         case UDP_V6_FLOW:
2590                 if (adapter->flags & IGB_FLAG_RSS_FIELD_IPV6_UDP)
2591                         cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
2592         case SCTP_V6_FLOW:
2593         case AH_ESP_V6_FLOW:
2594         case AH_V6_FLOW:
2595         case ESP_V6_FLOW:
2596         case IPV6_FLOW:
2597                 cmd->data |= RXH_IP_SRC | RXH_IP_DST;
2598                 break;
2599         default:
2600                 return -EINVAL;
2601         }
2602
2603         return 0;
2604 }
2605
2606 static int igb_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd,
2607 #ifdef HAVE_ETHTOOL_GET_RXNFC_VOID_RULE_LOCS
2608                            void *rule_locs)
2609 #else
2610                            u32 *rule_locs)
2611 #endif
2612 {
2613         struct igb_adapter *adapter = netdev_priv(dev);
2614         int ret = -EOPNOTSUPP;
2615
2616         switch (cmd->cmd) {
2617         case ETHTOOL_GRXRINGS:
2618                 cmd->data = adapter->num_rx_queues;
2619                 ret = 0;
2620                 break;
2621         case ETHTOOL_GRXFH:
2622                 ret = igb_get_rss_hash_opts(adapter, cmd);
2623                 break;
2624         default:
2625                 break;
2626         }
2627
2628         return ret;
2629 }
2630
2631 #define UDP_RSS_FLAGS (IGB_FLAG_RSS_FIELD_IPV4_UDP | \
2632                        IGB_FLAG_RSS_FIELD_IPV6_UDP)
2633 static int igb_set_rss_hash_opt(struct igb_adapter *adapter,
2634                                 struct ethtool_rxnfc *nfc)
2635 {
2636         u32 flags = adapter->flags;
2637
2638         /*
2639          * RSS does not support anything other than hashing
2640          * to queues on src and dst IPs and ports
2641          */
2642         if (nfc->data & ~(RXH_IP_SRC | RXH_IP_DST |
2643                           RXH_L4_B_0_1 | RXH_L4_B_2_3))
2644                 return -EINVAL;
2645
2646         switch (nfc->flow_type) {
2647         case TCP_V4_FLOW:
2648         case TCP_V6_FLOW:
2649                 if (!(nfc->data & RXH_IP_SRC) ||
2650                     !(nfc->data & RXH_IP_DST) ||
2651                     !(nfc->data & RXH_L4_B_0_1) ||
2652                     !(nfc->data & RXH_L4_B_2_3))
2653                         return -EINVAL;
2654                 break;
2655         case UDP_V4_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_IPV4_UDP;
2662                         break;
2663                 case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
2664                         flags |= IGB_FLAG_RSS_FIELD_IPV4_UDP;
2665                         break;
2666                 default:
2667                         return -EINVAL;
2668                 }
2669                 break;
2670         case UDP_V6_FLOW:
2671                 if (!(nfc->data & RXH_IP_SRC) ||
2672                     !(nfc->data & RXH_IP_DST))
2673                         return -EINVAL;
2674                 switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
2675                 case 0:
2676                         flags &= ~IGB_FLAG_RSS_FIELD_IPV6_UDP;
2677                         break;
2678                 case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
2679                         flags |= IGB_FLAG_RSS_FIELD_IPV6_UDP;
2680                         break;
2681                 default:
2682                         return -EINVAL;
2683                 }
2684                 break;
2685         case AH_ESP_V4_FLOW:
2686         case AH_V4_FLOW:
2687         case ESP_V4_FLOW:
2688         case SCTP_V4_FLOW:
2689         case AH_ESP_V6_FLOW:
2690         case AH_V6_FLOW:
2691         case ESP_V6_FLOW:
2692         case SCTP_V6_FLOW:
2693                 if (!(nfc->data & RXH_IP_SRC) ||
2694                     !(nfc->data & RXH_IP_DST) ||
2695                     (nfc->data & RXH_L4_B_0_1) ||
2696                     (nfc->data & RXH_L4_B_2_3))
2697                         return -EINVAL;
2698                 break;
2699         default:
2700                 return -EINVAL;
2701         }
2702
2703         /* if we changed something we need to update flags */
2704         if (flags != adapter->flags) {
2705                 struct e1000_hw *hw = &adapter->hw;
2706                 u32 mrqc = E1000_READ_REG(hw, E1000_MRQC);
2707
2708                 if ((flags & UDP_RSS_FLAGS) &&
2709                     !(adapter->flags & UDP_RSS_FLAGS))
2710                         DPRINTK(DRV, WARNING,
2711                                 "enabling UDP RSS: fragmented packets may arrive out of order to the stack above\n");
2712
2713                 adapter->flags = flags;
2714
2715                 /* Perform hash on these packet types */
2716                 mrqc |= E1000_MRQC_RSS_FIELD_IPV4 |
2717                         E1000_MRQC_RSS_FIELD_IPV4_TCP |
2718                         E1000_MRQC_RSS_FIELD_IPV6 |
2719                         E1000_MRQC_RSS_FIELD_IPV6_TCP;
2720
2721                 mrqc &= ~(E1000_MRQC_RSS_FIELD_IPV4_UDP |
2722                           E1000_MRQC_RSS_FIELD_IPV6_UDP);
2723
2724                 if (flags & IGB_FLAG_RSS_FIELD_IPV4_UDP)
2725                         mrqc |= E1000_MRQC_RSS_FIELD_IPV4_UDP;
2726
2727                 if (flags & IGB_FLAG_RSS_FIELD_IPV6_UDP)
2728                         mrqc |= E1000_MRQC_RSS_FIELD_IPV6_UDP;
2729
2730                 E1000_WRITE_REG(hw, E1000_MRQC, mrqc);
2731         }
2732
2733         return 0;
2734 }
2735
2736 static int igb_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd)
2737 {
2738         struct igb_adapter *adapter = netdev_priv(dev);
2739         int ret = -EOPNOTSUPP;
2740
2741         switch (cmd->cmd) {
2742         case ETHTOOL_SRXFH:
2743                 ret = igb_set_rss_hash_opt(adapter, cmd);
2744                 break;
2745         default:
2746                 break;
2747         }
2748
2749         return ret;
2750 }
2751 #endif /* ETHTOOL_GRXRINGS */
2752
2753 static const struct ethtool_ops igb_ethtool_ops = {
2754         .get_settings           = igb_get_settings,
2755         .set_settings           = igb_set_settings,
2756         .get_drvinfo            = igb_get_drvinfo,
2757         .get_regs_len           = igb_get_regs_len,
2758         .get_regs               = igb_get_regs,
2759         .get_wol                = igb_get_wol,
2760         .set_wol                = igb_set_wol,
2761         .get_msglevel           = igb_get_msglevel,
2762         .set_msglevel           = igb_set_msglevel,
2763         .nway_reset             = igb_nway_reset,
2764         .get_link               = igb_get_link,
2765         .get_eeprom_len         = igb_get_eeprom_len,
2766         .get_eeprom             = igb_get_eeprom,
2767         .set_eeprom             = igb_set_eeprom,
2768         .get_ringparam          = igb_get_ringparam,
2769         .set_ringparam          = igb_set_ringparam,
2770         .get_pauseparam         = igb_get_pauseparam,
2771         .set_pauseparam         = igb_set_pauseparam,
2772         .self_test              = igb_diag_test,
2773         .get_strings            = igb_get_strings,
2774 #ifndef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT
2775 #ifdef HAVE_ETHTOOL_SET_PHYS_ID
2776         .set_phys_id            = igb_set_phys_id,
2777 #else
2778         .phys_id                = igb_phys_id,
2779 #endif /* HAVE_ETHTOOL_SET_PHYS_ID */
2780 #endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */
2781 #ifdef HAVE_ETHTOOL_GET_SSET_COUNT
2782         .get_sset_count         = igb_get_sset_count,
2783 #else
2784         .get_stats_count        = igb_get_stats_count,
2785         .self_test_count        = igb_diag_test_count,
2786 #endif
2787         .get_ethtool_stats      = igb_get_ethtool_stats,
2788 #ifdef HAVE_ETHTOOL_GET_PERM_ADDR
2789         .get_perm_addr          = ethtool_op_get_perm_addr,
2790 #endif
2791         .get_coalesce           = igb_get_coalesce,
2792         .set_coalesce           = igb_set_coalesce,
2793 #ifndef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT
2794 #ifdef HAVE_ETHTOOL_GET_TS_INFO
2795         .get_ts_info            = igb_get_ts_info,
2796 #endif /* HAVE_ETHTOOL_GET_TS_INFO */
2797 #endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */
2798 #ifdef CONFIG_PM_RUNTIME
2799         .begin                  = igb_ethtool_begin,
2800         .complete               = igb_ethtool_complete,
2801 #endif /* CONFIG_PM_RUNTIME */
2802 #ifndef HAVE_NDO_SET_FEATURES
2803         .get_rx_csum            = igb_get_rx_csum,
2804         .set_rx_csum            = igb_set_rx_csum,
2805         .get_tx_csum            = ethtool_op_get_tx_csum,
2806         .set_tx_csum            = igb_set_tx_csum,
2807         .get_sg                 = ethtool_op_get_sg,
2808         .set_sg                 = ethtool_op_set_sg,
2809 #ifdef NETIF_F_TSO
2810         .get_tso                = ethtool_op_get_tso,
2811         .set_tso                = igb_set_tso,
2812 #endif
2813 #ifdef ETHTOOL_GFLAGS
2814         .get_flags              = ethtool_op_get_flags,
2815         .set_flags              = igb_set_flags,
2816 #endif /* ETHTOOL_GFLAGS */
2817 #endif /* HAVE_NDO_SET_FEATURES */
2818 #ifdef ETHTOOL_GADV_COAL
2819         .get_advcoal            = igb_get_adv_coal,
2820         .set_advcoal            = igb_set_dmac_coal,
2821 #endif /* ETHTOOL_GADV_COAL */
2822 #ifndef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT
2823 #ifdef ETHTOOL_GEEE
2824         .get_eee                = igb_get_eee,
2825 #endif
2826 #ifdef ETHTOOL_SEEE
2827         .set_eee                = igb_set_eee,
2828 #endif
2829 #endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */
2830 #ifdef ETHTOOL_GRXRINGS
2831         .get_rxnfc              = igb_get_rxnfc,
2832         .set_rxnfc              = igb_set_rxnfc,
2833 #endif
2834 };
2835
2836 #ifdef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT
2837 static const struct ethtool_ops_ext igb_ethtool_ops_ext = {
2838         .size           = sizeof(struct ethtool_ops_ext),
2839         .get_ts_info    = igb_get_ts_info,
2840         .set_phys_id    = igb_set_phys_id,
2841         .get_eee        = igb_get_eee,
2842         .set_eee        = igb_set_eee,
2843 };
2844
2845 void igb_set_ethtool_ops(struct net_device *netdev)
2846 {
2847         SET_ETHTOOL_OPS(netdev, &igb_ethtool_ops);
2848         set_ethtool_ops_ext(netdev, &igb_ethtool_ops_ext);
2849 }
2850 #else
2851 void igb_set_ethtool_ops(struct net_device *netdev)
2852 {
2853         /* have to "undeclare" const on this struct to remove warnings */
2854         SET_ETHTOOL_OPS(netdev, (struct ethtool_ops *)&igb_ethtool_ops);
2855 }
2856 #endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */
2857 #endif  /* SIOCETHTOOL */