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 "LICENSE.GPL".
  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         strlcpy(drvinfo->fw_version, adapter->fw_version,
 830                 sizeof(drvinfo->fw_version));
 831         strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
 832                 sizeof(drvinfo->bus_info));
 833         drvinfo->n_stats = IGB_STATS_LEN;
 834         drvinfo->testinfo_len = IGB_TEST_LEN;
 835         drvinfo->regdump_len = igb_get_regs_len(netdev);
 836         drvinfo->eedump_len = igb_get_eeprom_len(netdev);
 837 }
 838
 839 static void igb_get_ringparam(struct net_device *netdev,
 840                               struct ethtool_ringparam *ring)
 841 {
 842         struct igb_adapter *adapter = netdev_priv(netdev);
 843
 844         ring->rx_max_pending = IGB_MAX_RXD;
 845         ring->tx_max_pending = IGB_MAX_TXD;
 846         ring->rx_mini_max_pending = 0;
 847         ring->rx_jumbo_max_pending = 0;
 848         ring->rx_pending = adapter->rx_ring_count;
 849         ring->tx_pending = adapter->tx_ring_count;
 850         ring->rx_mini_pending = 0;
 851         ring->rx_jumbo_pending = 0;
 852 }
 853
 854 static int igb_set_ringparam(struct net_device *netdev,
 855                              struct ethtool_ringparam *ring)
 856 {
 857         struct igb_adapter *adapter = netdev_priv(netdev);
 858         struct igb_ring *temp_ring;
 859         int i, err = 0;
 860         u16 new_rx_count, new_tx_count;
 861
 862         if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
 863                 return -EINVAL;
 864
 865         new_rx_count = min(ring->rx_pending, (u32)IGB_MAX_RXD);
 866         new_rx_count = max(new_rx_count, (u16)IGB_MIN_RXD);
 867         new_rx_count = ALIGN(new_rx_count, REQ_RX_DESCRIPTOR_MULTIPLE);
 868
 869         new_tx_count = min(ring->tx_pending, (u32)IGB_MAX_TXD);
 870         new_tx_count = max(new_tx_count, (u16)IGB_MIN_TXD);
 871         new_tx_count = ALIGN(new_tx_count, REQ_TX_DESCRIPTOR_MULTIPLE);
 872
 873         if ((new_tx_count == adapter->tx_ring_count) &&
 874             (new_rx_count == adapter->rx_ring_count)) {
 875                 /* nothing to do */
 876                 return 0;
 877         }
 878
 879         while (test_and_set_bit(__IGB_RESETTING, &adapter->state))
 880                 usleep_range(1000, 2000);
 881
 882         if (!netif_running(adapter->netdev)) {
 883                 for (i = 0; i < adapter->num_tx_queues; i++)
 884                         adapter->tx_ring[i]->count = new_tx_count;
 885                 for (i = 0; i < adapter->num_rx_queues; i++)
 886                         adapter->rx_ring[i]->count = new_rx_count;
 887                 adapter->tx_ring_count = new_tx_count;
 888                 adapter->rx_ring_count = new_rx_count;
 889                 goto clear_reset;
 890         }
 891
 892         if (adapter->num_tx_queues > adapter->num_rx_queues)
 893                 temp_ring = vmalloc(adapter->num_tx_queues * sizeof(struct igb_ring));
 894         else
 895                 temp_ring = vmalloc(adapter->num_rx_queues * sizeof(struct igb_ring));
 896
 897         if (!temp_ring) {
 898                 err = -ENOMEM;
 899                 goto clear_reset;
 900         }
 901
 902         igb_down(adapter);
 903
 904         /*
 905          * We can't just free everything and then setup again,
 906          * because the ISRs in MSI-X mode get passed pointers
 907          * to the tx and rx ring structs.
 908          */
 909         if (new_tx_count != adapter->tx_ring_count) {
 910                 for (i = 0; i < adapter->num_tx_queues; i++) {
 911                         memcpy(&temp_ring[i], adapter->tx_ring[i],
 912                                sizeof(struct igb_ring));
 913
 914                         temp_ring[i].count = new_tx_count;
 915                         err = igb_setup_tx_resources(&temp_ring[i]);
 916                         if (err) {
 917                                 while (i) {
 918                                         i--;
 919                                         igb_free_tx_resources(&temp_ring[i]);
 920                                 }
 921                                 goto err_setup;
 922                         }
 923                 }
 924
 925                 for (i = 0; i < adapter->num_tx_queues; i++) {
 926                         igb_free_tx_resources(adapter->tx_ring[i]);
 927
 928                         memcpy(adapter->tx_ring[i], &temp_ring[i],
 929                                sizeof(struct igb_ring));
 930                 }
 931
 932                 adapter->tx_ring_count = new_tx_count;
 933         }
 934
 935         if (new_rx_count != adapter->rx_ring_count) {
 936                 for (i = 0; i < adapter->num_rx_queues; i++) {
 937                         memcpy(&temp_ring[i], adapter->rx_ring[i],
 938                                sizeof(struct igb_ring));
 939
 940                         temp_ring[i].count = new_rx_count;
 941                         err = igb_setup_rx_resources(&temp_ring[i]);
 942                         if (err) {
 943                                 while (i) {
 944                                         i--;
 945                                         igb_free_rx_resources(&temp_ring[i]);
 946                                 }
 947                                 goto err_setup;
 948                         }
 949
 950                 }
 951
 952                 for (i = 0; i < adapter->num_rx_queues; i++) {
 953                         igb_free_rx_resources(adapter->rx_ring[i]);
 954
 955                         memcpy(adapter->rx_ring[i], &temp_ring[i],
 956                                sizeof(struct igb_ring));
 957                 }
 958
 959                 adapter->rx_ring_count = new_rx_count;
 960         }
 961 err_setup:
 962         igb_up(adapter);
 963         vfree(temp_ring);
 964 clear_reset:
 965         clear_bit(__IGB_RESETTING, &adapter->state);
 966         return err;
 967 }
 968 static bool reg_pattern_test(struct igb_adapter *adapter, u64 *data,
 969                              int reg, u32 mask, u32 write)
 970 {
 971         struct e1000_hw *hw = &adapter->hw;
 972         u32 pat, val;
 973         static const u32 _test[] =
 974                 {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF};
 975         for (pat = 0; pat < ARRAY_SIZE(_test); pat++) {
 976                 E1000_WRITE_REG(hw, reg, (_test[pat] & write));
 977                 val = E1000_READ_REG(hw, reg) & mask;
 978                 if (val != (_test[pat] & write & mask)) {
 979                         dev_err(pci_dev_to_dev(adapter->pdev), "pattern test reg %04X "
 980                                 "failed: got 0x%08X expected 0x%08X\n",
 981                                 E1000_REGISTER(hw, reg), val, (_test[pat] & write & mask));
 982                         *data = E1000_REGISTER(hw, reg);
 983                         return 1;
 984                 }
 985         }
 986
 987         return 0;
 988 }
 989
 990 static bool reg_set_and_check(struct igb_adapter *adapter, u64 *data,
 991                               int reg, u32 mask, u32 write)
 992 {
 993         struct e1000_hw *hw = &adapter->hw;
 994         u32 val;
 995         E1000_WRITE_REG(hw, reg, write & mask);
 996         val = E1000_READ_REG(hw, reg);
 997         if ((write & mask) != (val & mask)) {
 998                 dev_err(pci_dev_to_dev(adapter->pdev), "set/check reg %04X test failed:"
 999                         " got 0x%08X expected 0x%08X\n", reg,
1000                         (val & mask), (write & mask));
1001                 *data = E1000_REGISTER(hw, reg);
1002                 return 1;
1003         }
1004
1005         return 0;
1006 }
1007
1008 #define REG_PATTERN_TEST(reg, mask, write) \
1009         do { \
1010                 if (reg_pattern_test(adapter, data, reg, mask, write)) \
1011                         return 1; \
1012         } while (0)
1013
1014 #define REG_SET_AND_CHECK(reg, mask, write) \
1015         do { \
1016                 if (reg_set_and_check(adapter, data, reg, mask, write)) \
1017                         return 1; \
1018         } while (0)
1019
1020 static int igb_reg_test(struct igb_adapter *adapter, u64 *data)
1021 {
1022         struct e1000_hw *hw = &adapter->hw;
1023         struct igb_reg_test *test;
1024         u32 value, before, after;
1025         u32 i, toggle;
1026
1027         switch (adapter->hw.mac.type) {
1028         case e1000_i350:
1029         case e1000_i354:
1030                 test = reg_test_i350;
1031                 toggle = 0x7FEFF3FF;
1032                 break;
1033         case e1000_i210:
1034         case e1000_i211:
1035                 test = reg_test_i210;
1036                 toggle = 0x7FEFF3FF;
1037                 break;
1038         case e1000_82580:
1039                 test = reg_test_82580;
1040                 toggle = 0x7FEFF3FF;
1041                 break;
1042         case e1000_82576:
1043                 test = reg_test_82576;
1044                 toggle = 0x7FFFF3FF;
1045                 break;
1046         default:
1047                 test = reg_test_82575;
1048                 toggle = 0x7FFFF3FF;
1049                 break;
1050         }
1051
1052         /* Because the status register is such a special case,
1053          * we handle it separately from the rest of the register
1054          * tests.  Some bits are read-only, some toggle, and some
1055          * are writable on newer MACs.
1056          */
1057         before = E1000_READ_REG(hw, E1000_STATUS);
1058         value = (E1000_READ_REG(hw, E1000_STATUS) & toggle);
1059         E1000_WRITE_REG(hw, E1000_STATUS, toggle);
1060         after = E1000_READ_REG(hw, E1000_STATUS) & toggle;
1061         if (value != after) {
1062                 dev_err(pci_dev_to_dev(adapter->pdev), "failed STATUS register test "
1063                         "got: 0x%08X expected: 0x%08X\n", after, value);
1064                 *data = 1;
1065                 return 1;
1066         }
1067         /* restore previous status */
1068         E1000_WRITE_REG(hw, E1000_STATUS, before);
1069
1070         /* Perform the remainder of the register test, looping through
1071          * the test table until we either fail or reach the null entry.
1072          */
1073         while (test->reg) {
1074                 for (i = 0; i < test->array_len; i++) {
1075                         switch (test->test_type) {
1076                         case PATTERN_TEST:
1077                                 REG_PATTERN_TEST(test->reg +
1078                                                 (i * test->reg_offset),
1079                                                 test->mask,
1080                                                 test->write);
1081                                 break;
1082                         case SET_READ_TEST:
1083                                 REG_SET_AND_CHECK(test->reg +
1084                                                 (i * test->reg_offset),
1085                                                 test->mask,
1086                                                 test->write);
1087                                 break;
1088                         case WRITE_NO_TEST:
1089                                 writel(test->write,
1090                                        (adapter->hw.hw_addr + test->reg)
1091                                         + (i * test->reg_offset));
1092                                 break;
1093                         case TABLE32_TEST:
1094                                 REG_PATTERN_TEST(test->reg + (i * 4),
1095                                                 test->mask,
1096                                                 test->write);
1097                                 break;
1098                         case TABLE64_TEST_LO:
1099                                 REG_PATTERN_TEST(test->reg + (i * 8),
1100                                                 test->mask,
1101                                                 test->write);
1102                                 break;
1103                         case TABLE64_TEST_HI:
1104                                 REG_PATTERN_TEST((test->reg + 4) + (i * 8),
1105                                                 test->mask,
1106                                                 test->write);
1107                                 break;
1108                         }
1109                 }
1110                 test++;
1111         }
1112
1113         *data = 0;
1114         return 0;
1115 }
1116
1117 static int igb_eeprom_test(struct igb_adapter *adapter, u64 *data)
1118 {
1119         *data = 0;
1120
1121         /* Validate NVM checksum */
1122         if (e1000_validate_nvm_checksum(&adapter->hw) < 0)
1123                 *data = 2;
1124
1125         return *data;
1126 }
1127
1128 static irqreturn_t igb_test_intr(int irq, void *data)
1129 {
1130         struct igb_adapter *adapter = data;
1131         struct e1000_hw *hw = &adapter->hw;
1132
1133         adapter->test_icr |= E1000_READ_REG(hw, E1000_ICR);
1134
1135         return IRQ_HANDLED;
1136 }
1137
1138 static int igb_intr_test(struct igb_adapter *adapter, u64 *data)
1139 {
1140         struct e1000_hw *hw = &adapter->hw;
1141         struct net_device *netdev = adapter->netdev;
1142         u32 mask, ics_mask, i = 0, shared_int = TRUE;
1143         u32 irq = adapter->pdev->irq;
1144
1145         *data = 0;
1146
1147         /* Hook up test interrupt handler just for this test */
1148         if (adapter->msix_entries) {
1149                 if (request_irq(adapter->msix_entries[0].vector,
1150                                 &igb_test_intr, 0, netdev->name, adapter)) {
1151                         *data = 1;
1152                         return -1;
1153                 }
1154         } else if (adapter->flags & IGB_FLAG_HAS_MSI) {
1155                 shared_int = FALSE;
1156                 if (request_irq(irq,
1157                                 igb_test_intr, 0, netdev->name, adapter)) {
1158                         *data = 1;
1159                         return -1;
1160                 }
1161         } else if (!request_irq(irq, igb_test_intr, IRQF_PROBE_SHARED,
1162                                 netdev->name, adapter)) {
1163                 shared_int = FALSE;
1164         } else if (request_irq(irq, &igb_test_intr, IRQF_SHARED,
1165                  netdev->name, adapter)) {
1166                 *data = 1;
1167                 return -1;
1168         }
1169         dev_info(pci_dev_to_dev(adapter->pdev), "testing %s interrupt\n",
1170                  (shared_int ? "shared" : "unshared"));
1171
1172         /* Disable all the interrupts */
1173         E1000_WRITE_REG(hw, E1000_IMC, ~0);
1174         E1000_WRITE_FLUSH(hw);
1175         usleep_range(10000, 20000);
1176
1177         /* Define all writable bits for ICS */
1178         switch (hw->mac.type) {
1179         case e1000_82575:
1180                 ics_mask = 0x37F47EDD;
1181                 break;
1182         case e1000_82576:
1183                 ics_mask = 0x77D4FBFD;
1184                 break;
1185         case e1000_82580:
1186                 ics_mask = 0x77DCFED5;
1187                 break;
1188         case e1000_i350:
1189         case e1000_i354:
1190                 ics_mask = 0x77DCFED5;
1191                 break;
1192         case e1000_i210:
1193         case e1000_i211:
1194                 ics_mask = 0x774CFED5;
1195                 break;
1196         default:
1197                 ics_mask = 0x7FFFFFFF;
1198                 break;
1199         }
1200
1201         /* Test each interrupt */
1202         for (; i < 31; i++) {
1203                 /* Interrupt to test */
1204                 mask = 1 << i;
1205
1206                 if (!(mask & ics_mask))
1207                         continue;
1208
1209                 if (!shared_int) {
1210                         /* Disable the interrupt to be reported in
1211                          * the cause register and then force the same
1212                          * interrupt and see if one gets posted.  If
1213                          * an interrupt was posted to the bus, the
1214                          * test failed.
1215                          */
1216                         adapter->test_icr = 0;
1217
1218                         /* Flush any pending interrupts */
1219                         E1000_WRITE_REG(hw, E1000_ICR, ~0);
1220
1221                         E1000_WRITE_REG(hw, E1000_IMC, mask);
1222                         E1000_WRITE_REG(hw, E1000_ICS, mask);
1223                         E1000_WRITE_FLUSH(hw);
1224                         usleep_range(10000, 20000);
1225
1226                         if (adapter->test_icr & mask) {
1227                                 *data = 3;
1228                                 break;
1229                         }
1230                 }
1231
1232                 /* Enable the interrupt to be reported in
1233                  * the cause register and then force the same
1234                  * interrupt and see if one gets posted.  If
1235                  * an interrupt was not posted to the bus, the
1236                  * test failed.
1237                  */
1238                 adapter->test_icr = 0;
1239
1240                 /* Flush any pending interrupts */
1241                 E1000_WRITE_REG(hw, E1000_ICR, ~0);
1242
1243                 E1000_WRITE_REG(hw, E1000_IMS, mask);
1244                 E1000_WRITE_REG(hw, E1000_ICS, mask);
1245                 E1000_WRITE_FLUSH(hw);
1246                 usleep_range(10000, 20000);
1247
1248                 if (!(adapter->test_icr & mask)) {
1249                         *data = 4;
1250                         break;
1251                 }
1252
1253                 if (!shared_int) {
1254                         /* Disable the other interrupts to be reported in
1255                          * the cause register and then force the other
1256                          * interrupts and see if any get posted.  If
1257                          * an interrupt was posted to the bus, the
1258                          * test failed.
1259                          */
1260                         adapter->test_icr = 0;
1261
1262                         /* Flush any pending interrupts */
1263                         E1000_WRITE_REG(hw, E1000_ICR, ~0);
1264
1265                         E1000_WRITE_REG(hw, E1000_IMC, ~mask);
1266                         E1000_WRITE_REG(hw, E1000_ICS, ~mask);
1267                         E1000_WRITE_FLUSH(hw);
1268                         usleep_range(10000, 20000);
1269
1270                         if (adapter->test_icr & mask) {
1271                                 *data = 5;
1272                                 break;
1273                         }
1274                 }
1275         }
1276
1277         /* Disable all the interrupts */
1278         E1000_WRITE_REG(hw, E1000_IMC, ~0);
1279         E1000_WRITE_FLUSH(hw);
1280         usleep_range(10000, 20000);
1281
1282         /* Unhook test interrupt handler */
1283         if (adapter->msix_entries)
1284                 free_irq(adapter->msix_entries[0].vector, adapter);
1285         else
1286                 free_irq(irq, adapter);
1287
1288         return *data;
1289 }
1290
1291 static void igb_free_desc_rings(struct igb_adapter *adapter)
1292 {
1293         igb_free_tx_resources(&adapter->test_tx_ring);
1294         igb_free_rx_resources(&adapter->test_rx_ring);
1295 }
1296
1297 static int igb_setup_desc_rings(struct igb_adapter *adapter)
1298 {
1299         struct igb_ring *tx_ring = &adapter->test_tx_ring;
1300         struct igb_ring *rx_ring = &adapter->test_rx_ring;
1301         struct e1000_hw *hw = &adapter->hw;
1302         int ret_val;
1303
1304         /* Setup Tx descriptor ring and Tx buffers */
1305         tx_ring->count = IGB_DEFAULT_TXD;
1306         tx_ring->dev = pci_dev_to_dev(adapter->pdev);
1307         tx_ring->netdev = adapter->netdev;
1308         tx_ring->reg_idx = adapter->vfs_allocated_count;
1309
1310         if (igb_setup_tx_resources(tx_ring)) {
1311                 ret_val = 1;
1312                 goto err_nomem;
1313         }
1314
1315         igb_setup_tctl(adapter);
1316         igb_configure_tx_ring(adapter, tx_ring);
1317
1318         /* Setup Rx descriptor ring and Rx buffers */
1319         rx_ring->count = IGB_DEFAULT_RXD;
1320         rx_ring->dev = pci_dev_to_dev(adapter->pdev);
1321         rx_ring->netdev = adapter->netdev;
1322 #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT
1323         rx_ring->rx_buffer_len = IGB_RX_HDR_LEN;
1324 #endif
1325         rx_ring->reg_idx = adapter->vfs_allocated_count;
1326
1327         if (igb_setup_rx_resources(rx_ring)) {
1328                 ret_val = 2;
1329                 goto err_nomem;
1330         }
1331
1332         /* set the default queue to queue 0 of PF */
1333         E1000_WRITE_REG(hw, E1000_MRQC, adapter->vfs_allocated_count << 3);
1334
1335         /* enable receive ring */
1336         igb_setup_rctl(adapter);
1337         igb_configure_rx_ring(adapter, rx_ring);
1338
1339         igb_alloc_rx_buffers(rx_ring, igb_desc_unused(rx_ring));
1340
1341         return 0;
1342
1343 err_nomem:
1344         igb_free_desc_rings(adapter);
1345         return ret_val;
1346 }
1347
1348 static void igb_phy_disable_receiver(struct igb_adapter *adapter)
1349 {
1350         struct e1000_hw *hw = &adapter->hw;
1351
1352         /* Write out to PHY registers 29 and 30 to disable the Receiver. */
1353         e1000_write_phy_reg(hw, 29, 0x001F);
1354         e1000_write_phy_reg(hw, 30, 0x8FFC);
1355         e1000_write_phy_reg(hw, 29, 0x001A);
1356         e1000_write_phy_reg(hw, 30, 0x8FF0);
1357 }
1358
1359 static int igb_integrated_phy_loopback(struct igb_adapter *adapter)
1360 {
1361         struct e1000_hw *hw = &adapter->hw;
1362         u32 ctrl_reg = 0;
1363
1364         hw->mac.autoneg = FALSE;
1365
1366         if (hw->phy.type == e1000_phy_m88) {
1367                 if (hw->phy.id != I210_I_PHY_ID) {
1368                         /* Auto-MDI/MDIX Off */
1369                         e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, 0x0808);
1370                         /* reset to update Auto-MDI/MDIX */
1371                         e1000_write_phy_reg(hw, PHY_CONTROL, 0x9140);
1372                         /* autoneg off */
1373                         e1000_write_phy_reg(hw, PHY_CONTROL, 0x8140);
1374                 } else {
1375                         /* force 1000, set loopback  */
1376                         e1000_write_phy_reg(hw, I347AT4_PAGE_SELECT, 0);
1377                         e1000_write_phy_reg(hw, PHY_CONTROL, 0x4140);
1378                 }
1379         } else {
1380                 /* enable MII loopback */
1381                 if (hw->phy.type == e1000_phy_82580)
1382                         e1000_write_phy_reg(hw, I82577_PHY_LBK_CTRL, 0x8041);
1383         }
1384
1385         /* force 1000, set loopback  */
1386         e1000_write_phy_reg(hw, PHY_CONTROL, 0x4140);
1387
1388         /* Now set up the MAC to the same speed/duplex as the PHY. */
1389         ctrl_reg = E1000_READ_REG(hw, E1000_CTRL);
1390         ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */
1391         ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */
1392                      E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */
1393                      E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */
1394                      E1000_CTRL_FD |     /* Force Duplex to FULL */
1395                      E1000_CTRL_SLU);    /* Set link up enable bit */
1396
1397         if (hw->phy.type == e1000_phy_m88)
1398                 ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */
1399
1400         E1000_WRITE_REG(hw, E1000_CTRL, ctrl_reg);
1401
1402         /* Disable the receiver on the PHY so when a cable is plugged in, the
1403          * PHY does not begin to autoneg when a cable is reconnected to the NIC.
1404          */
1405         if (hw->phy.type == e1000_phy_m88)
1406                 igb_phy_disable_receiver(adapter);
1407
1408         mdelay(500);
1409         return 0;
1410 }
1411
1412 static int igb_set_phy_loopback(struct igb_adapter *adapter)
1413 {
1414         return igb_integrated_phy_loopback(adapter);
1415 }
1416
1417 static int igb_setup_loopback_test(struct igb_adapter *adapter)
1418 {
1419         struct e1000_hw *hw = &adapter->hw;
1420         u32 reg;
1421
1422         reg = E1000_READ_REG(hw, E1000_CTRL_EXT);
1423
1424         /* use CTRL_EXT to identify link type as SGMII can appear as copper */
1425         if (reg & E1000_CTRL_EXT_LINK_MODE_MASK) {
1426                 if ((hw->device_id == E1000_DEV_ID_DH89XXCC_SGMII) ||
1427                     (hw->device_id == E1000_DEV_ID_DH89XXCC_SERDES) ||
1428                     (hw->device_id == E1000_DEV_ID_DH89XXCC_BACKPLANE) ||
1429                     (hw->device_id == E1000_DEV_ID_DH89XXCC_SFP)) {
1430
1431                         /* Enable DH89xxCC MPHY for near end loopback */
1432                         reg = E1000_READ_REG(hw, E1000_MPHY_ADDR_CTL);
1433                         reg = (reg & E1000_MPHY_ADDR_CTL_OFFSET_MASK) |
1434                                 E1000_MPHY_PCS_CLK_REG_OFFSET;
1435                         E1000_WRITE_REG(hw, E1000_MPHY_ADDR_CTL, reg);
1436
1437                         reg = E1000_READ_REG(hw, E1000_MPHY_DATA);
1438                         reg |= E1000_MPHY_PCS_CLK_REG_DIGINELBEN;
1439                         E1000_WRITE_REG(hw, E1000_MPHY_DATA, reg);
1440                 }
1441
1442                 reg = E1000_READ_REG(hw, E1000_RCTL);
1443                 reg |= E1000_RCTL_LBM_TCVR;
1444                 E1000_WRITE_REG(hw, E1000_RCTL, reg);
1445
1446                 E1000_WRITE_REG(hw, E1000_SCTL, E1000_ENABLE_SERDES_LOOPBACK);
1447
1448                 reg = E1000_READ_REG(hw, E1000_CTRL);
1449                 reg &= ~(E1000_CTRL_RFCE |
1450                          E1000_CTRL_TFCE |
1451                          E1000_CTRL_LRST);
1452                 reg |= E1000_CTRL_SLU |
1453                        E1000_CTRL_FD;
1454                 E1000_WRITE_REG(hw, E1000_CTRL, reg);
1455
1456                 /* Unset switch control to serdes energy detect */
1457                 reg = E1000_READ_REG(hw, E1000_CONNSW);
1458                 reg &= ~E1000_CONNSW_ENRGSRC;
1459                 E1000_WRITE_REG(hw, E1000_CONNSW, reg);
1460
1461                 /* Unset sigdetect for SERDES loopback on
1462                  * 82580 and newer devices
1463                  */
1464                 if (hw->mac.type >= e1000_82580) {
1465                         reg = E1000_READ_REG(hw, E1000_PCS_CFG0);
1466                         reg |= E1000_PCS_CFG_IGN_SD;
1467                         E1000_WRITE_REG(hw, E1000_PCS_CFG0, reg);
1468                 }
1469
1470                 /* Set PCS register for forced speed */
1471                 reg = E1000_READ_REG(hw, E1000_PCS_LCTL);
1472                 reg &= ~E1000_PCS_LCTL_AN_ENABLE;     /* Disable Autoneg*/
1473                 reg |= E1000_PCS_LCTL_FLV_LINK_UP |   /* Force link up */
1474                        E1000_PCS_LCTL_FSV_1000 |      /* Force 1000    */
1475                        E1000_PCS_LCTL_FDV_FULL |      /* SerDes Full duplex */
1476                        E1000_PCS_LCTL_FSD |           /* Force Speed */
1477                        E1000_PCS_LCTL_FORCE_LINK;     /* Force Link */
1478                 E1000_WRITE_REG(hw, E1000_PCS_LCTL, reg);
1479
1480                 return 0;
1481         }
1482
1483         return igb_set_phy_loopback(adapter);
1484 }
1485
1486 static void igb_loopback_cleanup(struct igb_adapter *adapter)
1487 {
1488         struct e1000_hw *hw = &adapter->hw;
1489         u32 rctl;
1490         u16 phy_reg;
1491
1492         if ((hw->device_id == E1000_DEV_ID_DH89XXCC_SGMII) ||
1493             (hw->device_id == E1000_DEV_ID_DH89XXCC_SERDES) ||
1494             (hw->device_id == E1000_DEV_ID_DH89XXCC_BACKPLANE) ||
1495             (hw->device_id == E1000_DEV_ID_DH89XXCC_SFP)) {
1496                 u32 reg;
1497
1498                 /* Disable near end loopback on DH89xxCC */
1499                 reg = E1000_READ_REG(hw, E1000_MPHY_ADDR_CTL);
1500                 reg = (reg & E1000_MPHY_ADDR_CTL_OFFSET_MASK ) |
1501                         E1000_MPHY_PCS_CLK_REG_OFFSET;
1502         E1000_WRITE_REG(hw, E1000_MPHY_ADDR_CTL, reg);
1503
1504                 reg = E1000_READ_REG(hw, E1000_MPHY_DATA);
1505         reg &= ~E1000_MPHY_PCS_CLK_REG_DIGINELBEN;
1506         E1000_WRITE_REG(hw, E1000_MPHY_DATA, reg);
1507         }
1508
1509         rctl = E1000_READ_REG(hw, E1000_RCTL);
1510         rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC);
1511         E1000_WRITE_REG(hw, E1000_RCTL, rctl);
1512
1513         hw->mac.autoneg = TRUE;
1514         e1000_read_phy_reg(hw, PHY_CONTROL, &phy_reg);
1515         if (phy_reg & MII_CR_LOOPBACK) {
1516                 phy_reg &= ~MII_CR_LOOPBACK;
1517                 if (hw->phy.type == I210_I_PHY_ID)
1518                         e1000_write_phy_reg(hw, I347AT4_PAGE_SELECT, 0);
1519                 e1000_write_phy_reg(hw, PHY_CONTROL, phy_reg);
1520                 e1000_phy_commit(hw);
1521         }
1522 }
1523 static void igb_create_lbtest_frame(struct sk_buff *skb,
1524                                     unsigned int frame_size)
1525 {
1526         memset(skb->data, 0xFF, frame_size);
1527         frame_size /= 2;
1528         memset(&skb->data[frame_size], 0xAA, frame_size - 1);
1529         memset(&skb->data[frame_size + 10], 0xBE, 1);
1530         memset(&skb->data[frame_size + 12], 0xAF, 1);
1531 }
1532
1533 static int igb_check_lbtest_frame(struct igb_rx_buffer *rx_buffer,
1534                                   unsigned int frame_size)
1535 {
1536         unsigned char *data;
1537         bool match = true;
1538
1539         frame_size >>= 1;
1540
1541 #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT
1542         data = rx_buffer->skb->data;
1543 #else
1544         data = kmap(rx_buffer->page);
1545 #endif
1546
1547         if (data[3] != 0xFF ||
1548             data[frame_size + 10] != 0xBE ||
1549             data[frame_size + 12] != 0xAF)
1550                 match = false;
1551
1552 #ifndef CONFIG_IGB_DISABLE_PACKET_SPLIT
1553         kunmap(rx_buffer->page);
1554
1555 #endif
1556         return match;
1557 }
1558
1559 static u16 igb_clean_test_rings(struct igb_ring *rx_ring,
1560                                 struct igb_ring *tx_ring,
1561                                 unsigned int size)
1562 {
1563         union e1000_adv_rx_desc *rx_desc;
1564         struct igb_rx_buffer *rx_buffer_info;
1565         struct igb_tx_buffer *tx_buffer_info;
1566         u16 rx_ntc, tx_ntc, count = 0;
1567
1568         /* initialize next to clean and descriptor values */
1569         rx_ntc = rx_ring->next_to_clean;
1570         tx_ntc = tx_ring->next_to_clean;
1571         rx_desc = IGB_RX_DESC(rx_ring, rx_ntc);
1572
1573         while (igb_test_staterr(rx_desc, E1000_RXD_STAT_DD)) {
1574                 /* check rx buffer */
1575                 rx_buffer_info = &rx_ring->rx_buffer_info[rx_ntc];
1576
1577                 /* sync Rx buffer for CPU read */
1578                 dma_sync_single_for_cpu(rx_ring->dev,
1579                                         rx_buffer_info->dma,
1580 #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT
1581                                         IGB_RX_HDR_LEN,
1582 #else
1583                                         IGB_RX_BUFSZ,
1584 #endif
1585                                         DMA_FROM_DEVICE);
1586
1587                 /* verify contents of skb */
1588                 if (igb_check_lbtest_frame(rx_buffer_info, size))
1589                         count++;
1590
1591                 /* sync Rx buffer for device write */
1592                 dma_sync_single_for_device(rx_ring->dev,
1593                                            rx_buffer_info->dma,
1594 #ifdef CONFIG_IGB_DISABLE_PACKET_SPLIT
1595                                            IGB_RX_HDR_LEN,
1596 #else
1597                                            IGB_RX_BUFSZ,
1598 #endif
1599                                            DMA_FROM_DEVICE);
1600
1601                 /* unmap buffer on tx side */
1602                 tx_buffer_info = &tx_ring->tx_buffer_info[tx_ntc];
1603                 igb_unmap_and_free_tx_resource(tx_ring, tx_buffer_info);
1604
1605                 /* increment rx/tx next to clean counters */
1606                 rx_ntc++;
1607                 if (rx_ntc == rx_ring->count)
1608                         rx_ntc = 0;
1609                 tx_ntc++;
1610                 if (tx_ntc == tx_ring->count)
1611                         tx_ntc = 0;
1612
1613                 /* fetch next descriptor */
1614                 rx_desc = IGB_RX_DESC(rx_ring, rx_ntc);
1615         }
1616
1617         /* re-map buffers to ring, store next to clean values */
1618         igb_alloc_rx_buffers(rx_ring, count);
1619         rx_ring->next_to_clean = rx_ntc;
1620         tx_ring->next_to_clean = tx_ntc;
1621
1622         return count;
1623 }
1624
1625 static int igb_run_loopback_test(struct igb_adapter *adapter)
1626 {
1627         struct igb_ring *tx_ring = &adapter->test_tx_ring;
1628         struct igb_ring *rx_ring = &adapter->test_rx_ring;
1629         u16 i, j, lc, good_cnt;
1630         int ret_val = 0;
1631         unsigned int size = IGB_RX_HDR_LEN;
1632         netdev_tx_t tx_ret_val;
1633         struct sk_buff *skb;
1634
1635         /* allocate test skb */
1636         skb = alloc_skb(size, GFP_KERNEL);
1637         if (!skb)
1638                 return 11;
1639
1640         /* place data into test skb */
1641         igb_create_lbtest_frame(skb, size);
1642         skb_put(skb, size);
1643
1644         /*
1645          * Calculate the loop count based on the largest descriptor ring
1646          * The idea is to wrap the largest ring a number of times using 64
1647          * send/receive pairs during each loop
1648          */
1649
1650         if (rx_ring->count <= tx_ring->count)
1651                 lc = ((tx_ring->count / 64) * 2) + 1;
1652         else
1653                 lc = ((rx_ring->count / 64) * 2) + 1;
1654
1655         for (j = 0; j <= lc; j++) { /* loop count loop */
1656                 /* reset count of good packets */
1657                 good_cnt = 0;
1658
1659                 /* place 64 packets on the transmit queue*/
1660                 for (i = 0; i < 64; i++) {
1661                         skb_get(skb);
1662                         tx_ret_val = igb_xmit_frame_ring(skb, tx_ring);
1663                         if (tx_ret_val == NETDEV_TX_OK)
1664                                 good_cnt++;
1665                 }
1666
1667                 if (good_cnt != 64) {
1668                         ret_val = 12;
1669                         break;
1670                 }
1671
1672                 /* allow 200 milliseconds for packets to go from tx to rx */
1673                 msleep(200);
1674
1675                 good_cnt = igb_clean_test_rings(rx_ring, tx_ring, size);
1676                 if (good_cnt != 64) {
1677                         ret_val = 13;
1678                         break;
1679                 }
1680         } /* end loop count loop */
1681
1682         /* free the original skb */
1683         kfree_skb(skb);
1684
1685         return ret_val;
1686 }
1687
1688 static int igb_loopback_test(struct igb_adapter *adapter, u64 *data)
1689 {
1690         /* PHY loopback cannot be performed if SoL/IDER
1691          * sessions are active */
1692         if (e1000_check_reset_block(&adapter->hw)) {
1693                 dev_err(pci_dev_to_dev(adapter->pdev),
1694                         "Cannot do PHY loopback test "
1695                         "when SoL/IDER is active.\n");
1696                 *data = 0;
1697                 goto out;
1698         }
1699         if (adapter->hw.mac.type == e1000_i354) {
1700                 dev_info(&adapter->pdev->dev,
1701                         "Loopback test not supported on i354.\n");
1702                 *data = 0;
1703                 goto out;
1704         }
1705         *data = igb_setup_desc_rings(adapter);
1706         if (*data)
1707                 goto out;
1708         *data = igb_setup_loopback_test(adapter);
1709         if (*data)
1710                 goto err_loopback;
1711         *data = igb_run_loopback_test(adapter);
1712
1713         igb_loopback_cleanup(adapter);
1714
1715 err_loopback:
1716         igb_free_desc_rings(adapter);
1717 out:
1718         return *data;
1719 }
1720
1721 static int igb_link_test(struct igb_adapter *adapter, u64 *data)
1722 {
1723         u32 link;
1724         int i, time;
1725
1726         *data = 0;
1727         time = 0;
1728         if (adapter->hw.phy.media_type == e1000_media_type_internal_serdes) {
1729                 int i = 0;
1730                 adapter->hw.mac.serdes_has_link = FALSE;
1731
1732                 /* On some blade server designs, link establishment
1733                  * could take as long as 2-3 minutes */
1734                 do {
1735                         e1000_check_for_link(&adapter->hw);
1736                         if (adapter->hw.mac.serdes_has_link)
1737                                 goto out;
1738                         msleep(20);
1739                 } while (i++ < 3750);
1740
1741                 *data = 1;
1742         } else {
1743                 for (i=0; i < IGB_MAX_LINK_TRIES; i++) {
1744                 link = igb_has_link(adapter);
1745                         if (link)
1746                                 goto out;
1747                         else {
1748                                 time++;
1749                                 msleep(1000);
1750                         }
1751                 }
1752                 if (!link)
1753                         *data = 1;
1754         }
1755         out:
1756                 return *data;
1757 }
1758
1759 static void igb_diag_test(struct net_device *netdev,
1760                           struct ethtool_test *eth_test, u64 *data)
1761 {
1762         struct igb_adapter *adapter = netdev_priv(netdev);
1763         u16 autoneg_advertised;
1764         u8 forced_speed_duplex, autoneg;
1765         bool if_running = netif_running(netdev);
1766
1767         set_bit(__IGB_TESTING, &adapter->state);
1768         if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
1769                 /* Offline tests */
1770
1771                 /* save speed, duplex, autoneg settings */
1772                 autoneg_advertised = adapter->hw.phy.autoneg_advertised;
1773                 forced_speed_duplex = adapter->hw.mac.forced_speed_duplex;
1774                 autoneg = adapter->hw.mac.autoneg;
1775
1776                 dev_info(pci_dev_to_dev(adapter->pdev), "offline testing starting\n");
1777
1778                 /* power up link for link test */
1779                 igb_power_up_link(adapter);
1780
1781                 /* Link test performed before hardware reset so autoneg doesn't
1782                  * interfere with test result */
1783                 if (igb_link_test(adapter, &data[4]))
1784                         eth_test->flags |= ETH_TEST_FL_FAILED;
1785
1786                 if (if_running)
1787                         /* indicate we're in test mode */
1788                         dev_close(netdev);
1789                 else
1790                         igb_reset(adapter);
1791
1792                 if (igb_reg_test(adapter, &data[0]))
1793                         eth_test->flags |= ETH_TEST_FL_FAILED;
1794
1795                 igb_reset(adapter);
1796                 if (igb_eeprom_test(adapter, &data[1]))
1797                         eth_test->flags |= ETH_TEST_FL_FAILED;
1798
1799                 igb_reset(adapter);
1800                 if (igb_intr_test(adapter, &data[2]))
1801                         eth_test->flags |= ETH_TEST_FL_FAILED;
1802
1803                 igb_reset(adapter);
1804
1805                 /* power up link for loopback test */
1806                 igb_power_up_link(adapter);
1807
1808                 if (igb_loopback_test(adapter, &data[3]))
1809                         eth_test->flags |= ETH_TEST_FL_FAILED;
1810
1811                 /* restore speed, duplex, autoneg settings */
1812                 adapter->hw.phy.autoneg_advertised = autoneg_advertised;
1813                 adapter->hw.mac.forced_speed_duplex = forced_speed_duplex;
1814                 adapter->hw.mac.autoneg = autoneg;
1815
1816                 /* force this routine to wait until autoneg complete/timeout */
1817                 adapter->hw.phy.autoneg_wait_to_complete = TRUE;
1818                 igb_reset(adapter);
1819                 adapter->hw.phy.autoneg_wait_to_complete = FALSE;
1820
1821                 clear_bit(__IGB_TESTING, &adapter->state);
1822                 if (if_running)
1823                         dev_open(netdev);
1824         } else {
1825                 dev_info(pci_dev_to_dev(adapter->pdev), "online testing starting\n");
1826
1827                 /* PHY is powered down when interface is down */
1828                 if (if_running && igb_link_test(adapter, &data[4]))
1829                         eth_test->flags |= ETH_TEST_FL_FAILED;
1830                 else
1831                         data[4] = 0;
1832
1833                 /* Online tests aren't run; pass by default */
1834                 data[0] = 0;
1835                 data[1] = 0;
1836                 data[2] = 0;
1837                 data[3] = 0;
1838
1839                 clear_bit(__IGB_TESTING, &adapter->state);
1840         }
1841         msleep_interruptible(4 * 1000);
1842 }
1843
1844 static void igb_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
1845 {
1846         struct igb_adapter *adapter = netdev_priv(netdev);
1847
1848         wol->supported = WAKE_UCAST | WAKE_MCAST |
1849                          WAKE_BCAST | WAKE_MAGIC |
1850                          WAKE_PHY;
1851         wol->wolopts = 0;
1852
1853         if (!(adapter->flags & IGB_FLAG_WOL_SUPPORTED))
1854                 return;
1855
1856         /* apply any specific unsupported masks here */
1857         switch (adapter->hw.device_id) {
1858         default:
1859                 break;
1860         }
1861
1862         if (adapter->wol & E1000_WUFC_EX)
1863                 wol->wolopts |= WAKE_UCAST;
1864         if (adapter->wol & E1000_WUFC_MC)
1865                 wol->wolopts |= WAKE_MCAST;
1866         if (adapter->wol & E1000_WUFC_BC)
1867                 wol->wolopts |= WAKE_BCAST;
1868         if (adapter->wol & E1000_WUFC_MAG)
1869                 wol->wolopts |= WAKE_MAGIC;
1870         if (adapter->wol & E1000_WUFC_LNKC)
1871                 wol->wolopts |= WAKE_PHY;
1872 }
1873
1874 static int igb_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
1875 {
1876         struct igb_adapter *adapter = netdev_priv(netdev);
1877
1878         if (wol->wolopts & (WAKE_ARP | WAKE_MAGICSECURE))
1879                 return -EOPNOTSUPP;
1880
1881         if (!(adapter->flags & IGB_FLAG_WOL_SUPPORTED))
1882                 return wol->wolopts ? -EOPNOTSUPP : 0;
1883
1884         /* these settings will always override what we currently have */
1885         adapter->wol = 0;
1886
1887         if (wol->wolopts & WAKE_UCAST)
1888                 adapter->wol |= E1000_WUFC_EX;
1889         if (wol->wolopts & WAKE_MCAST)
1890                 adapter->wol |= E1000_WUFC_MC;
1891         if (wol->wolopts & WAKE_BCAST)
1892                 adapter->wol |= E1000_WUFC_BC;
1893         if (wol->wolopts & WAKE_MAGIC)
1894                 adapter->wol |= E1000_WUFC_MAG;
1895         if (wol->wolopts & WAKE_PHY)
1896                 adapter->wol |= E1000_WUFC_LNKC;
1897         device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
1898
1899         return 0;
1900 }
1901
1902 /* bit defines for adapter->led_status */
1903 #ifdef HAVE_ETHTOOL_SET_PHYS_ID
1904 static int igb_set_phys_id(struct net_device *netdev,
1905                            enum ethtool_phys_id_state state)
1906 {
1907         struct igb_adapter *adapter = netdev_priv(netdev);
1908         struct e1000_hw *hw = &adapter->hw;
1909
1910         switch (state) {
1911         case ETHTOOL_ID_ACTIVE:
1912                 e1000_blink_led(hw);
1913                 return 2;
1914         case ETHTOOL_ID_ON:
1915                 e1000_led_on(hw);
1916                 break;
1917         case ETHTOOL_ID_OFF:
1918                 e1000_led_off(hw);
1919                 break;
1920         case ETHTOOL_ID_INACTIVE:
1921                 e1000_led_off(hw);
1922                 e1000_cleanup_led(hw);
1923                 break;
1924         }
1925
1926         return 0;
1927 }
1928 #else
1929 static int igb_phys_id(struct net_device *netdev, u32 data)
1930 {
1931         struct igb_adapter *adapter = netdev_priv(netdev);
1932         struct e1000_hw *hw = &adapter->hw;
1933         unsigned long timeout;
1934
1935         timeout = data * 1000;
1936
1937         /*
1938          *  msleep_interruptable only accepts unsigned int so we are limited
1939          * in how long a duration we can wait
1940          */
1941         if (!timeout || timeout > UINT_MAX)
1942                 timeout = UINT_MAX;
1943
1944         e1000_blink_led(hw);
1945         msleep_interruptible(timeout);
1946
1947         e1000_led_off(hw);
1948         e1000_cleanup_led(hw);
1949
1950         return 0;
1951 }
1952 #endif /* HAVE_ETHTOOL_SET_PHYS_ID */
1953
1954 static int igb_set_coalesce(struct net_device *netdev,
1955                             struct ethtool_coalesce *ec)
1956 {
1957         struct igb_adapter *adapter = netdev_priv(netdev);
1958         int i;
1959
1960         if ((ec->rx_coalesce_usecs > IGB_MAX_ITR_USECS) ||
1961             ((ec->rx_coalesce_usecs > 3) &&
1962              (ec->rx_coalesce_usecs < IGB_MIN_ITR_USECS)) ||
1963             (ec->rx_coalesce_usecs == 2))
1964             {
1965                 printk("set_coalesce:invalid parameter..");
1966                 return -EINVAL;
1967         }
1968
1969         if ((ec->tx_coalesce_usecs > IGB_MAX_ITR_USECS) ||
1970             ((ec->tx_coalesce_usecs > 3) &&
1971              (ec->tx_coalesce_usecs < IGB_MIN_ITR_USECS)) ||
1972             (ec->tx_coalesce_usecs == 2))
1973                 return -EINVAL;
1974
1975         if ((adapter->flags & IGB_FLAG_QUEUE_PAIRS) && ec->tx_coalesce_usecs)
1976                 return -EINVAL;
1977
1978         if (ec->tx_max_coalesced_frames_irq)
1979                 adapter->tx_work_limit = ec->tx_max_coalesced_frames_irq;
1980
1981         /* If ITR is disabled, disable DMAC */
1982         if (ec->rx_coalesce_usecs == 0) {
1983                 adapter->dmac = IGB_DMAC_DISABLE;
1984         }
1985
1986         /* convert to rate of irq's per second */
1987         if (ec->rx_coalesce_usecs && ec->rx_coalesce_usecs <= 3)
1988                 adapter->rx_itr_setting = ec->rx_coalesce_usecs;
1989         else
1990                 adapter->rx_itr_setting = ec->rx_coalesce_usecs << 2;
1991
1992         /* convert to rate of irq's per second */
1993         if (adapter->flags & IGB_FLAG_QUEUE_PAIRS)
1994                 adapter->tx_itr_setting = adapter->rx_itr_setting;
1995         else if (ec->tx_coalesce_usecs && ec->tx_coalesce_usecs <= 3)
1996                 adapter->tx_itr_setting = ec->tx_coalesce_usecs;
1997         else
1998                 adapter->tx_itr_setting = ec->tx_coalesce_usecs << 2;
1999
2000         for (i = 0; i < adapter->num_q_vectors; i++) {
2001                 struct igb_q_vector *q_vector = adapter->q_vector[i];
2002                 q_vector->tx.work_limit = adapter->tx_work_limit;
2003                 if (q_vector->rx.ring)
2004                         q_vector->itr_val = adapter->rx_itr_setting;
2005                 else
2006                         q_vector->itr_val = adapter->tx_itr_setting;
2007                 if (q_vector->itr_val && q_vector->itr_val <= 3)
2008                         q_vector->itr_val = IGB_START_ITR;
2009                 q_vector->set_itr = 1;
2010         }
2011
2012         return 0;
2013 }
2014
2015 static int igb_get_coalesce(struct net_device *netdev,
2016                             struct ethtool_coalesce *ec)
2017 {
2018         struct igb_adapter *adapter = netdev_priv(netdev);
2019
2020         if (adapter->rx_itr_setting <= 3)
2021                 ec->rx_coalesce_usecs = adapter->rx_itr_setting;
2022         else
2023                 ec->rx_coalesce_usecs = adapter->rx_itr_setting >> 2;
2024
2025         ec->tx_max_coalesced_frames_irq = adapter->tx_work_limit;
2026
2027         if (!(adapter->flags & IGB_FLAG_QUEUE_PAIRS)) {
2028                 if (adapter->tx_itr_setting <= 3)
2029                         ec->tx_coalesce_usecs = adapter->tx_itr_setting;
2030                 else
2031                         ec->tx_coalesce_usecs = adapter->tx_itr_setting >> 2;
2032         }
2033
2034         return 0;
2035 }
2036
2037 static int igb_nway_reset(struct net_device *netdev)
2038 {
2039         struct igb_adapter *adapter = netdev_priv(netdev);
2040         if (netif_running(netdev))
2041                 igb_reinit_locked(adapter);
2042         return 0;
2043 }
2044
2045 #ifdef HAVE_ETHTOOL_GET_SSET_COUNT
2046 static int igb_get_sset_count(struct net_device *netdev, int sset)
2047 {
2048         switch (sset) {
2049         case ETH_SS_STATS:
2050                 return IGB_STATS_LEN;
2051         case ETH_SS_TEST:
2052                 return IGB_TEST_LEN;
2053         default:
2054                 return -ENOTSUPP;
2055         }
2056 }
2057 #else
2058 static int igb_get_stats_count(struct net_device *netdev)
2059 {
2060         return IGB_STATS_LEN;
2061 }
2062
2063 static int igb_diag_test_count(struct net_device *netdev)
2064 {
2065         return IGB_TEST_LEN;
2066 }
2067 #endif
2068
2069 static void igb_get_ethtool_stats(struct net_device *netdev,
2070                                   struct ethtool_stats *stats, u64 *data)
2071 {
2072         struct igb_adapter *adapter = netdev_priv(netdev);
2073 #ifdef HAVE_NETDEV_STATS_IN_NETDEV
2074         struct net_device_stats *net_stats = &netdev->stats;
2075 #else
2076         struct net_device_stats *net_stats = &adapter->net_stats;
2077 #endif
2078         u64 *queue_stat;
2079         int i, j, k;
2080         char *p;
2081
2082         igb_update_stats(adapter);
2083
2084         for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) {
2085                 p = (char *)adapter + igb_gstrings_stats[i].stat_offset;
2086                 data[i] = (igb_gstrings_stats[i].sizeof_stat ==
2087                         sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
2088         }
2089         for (j = 0; j < IGB_NETDEV_STATS_LEN; j++, i++) {
2090                 p = (char *)net_stats + igb_gstrings_net_stats[j].stat_offset;
2091                 data[i] = (igb_gstrings_net_stats[j].sizeof_stat ==
2092                         sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
2093         }
2094         for (j = 0; j < adapter->num_tx_queues; j++) {
2095                 queue_stat = (u64 *)&adapter->tx_ring[j]->tx_stats;
2096                 for (k = 0; k < IGB_TX_QUEUE_STATS_LEN; k++, i++)
2097                         data[i] = queue_stat[k];
2098         }
2099         for (j = 0; j < adapter->num_rx_queues; j++) {
2100                 queue_stat = (u64 *)&adapter->rx_ring[j]->rx_stats;
2101                 for (k = 0; k < IGB_RX_QUEUE_STATS_LEN; k++, i++)
2102                         data[i] = queue_stat[k];
2103         }
2104 }
2105
2106 static void igb_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
2107 {
2108         struct igb_adapter *adapter = netdev_priv(netdev);
2109         u8 *p = data;
2110         int i;
2111
2112         switch (stringset) {
2113         case ETH_SS_TEST:
2114                 memcpy(data, *igb_gstrings_test,
2115                         IGB_TEST_LEN*ETH_GSTRING_LEN);
2116                 break;
2117         case ETH_SS_STATS:
2118                 for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) {
2119                         memcpy(p, igb_gstrings_stats[i].stat_string,
2120                                ETH_GSTRING_LEN);
2121                         p += ETH_GSTRING_LEN;
2122                 }
2123                 for (i = 0; i < IGB_NETDEV_STATS_LEN; i++) {
2124                         memcpy(p, igb_gstrings_net_stats[i].stat_string,
2125                                ETH_GSTRING_LEN);
2126                         p += ETH_GSTRING_LEN;
2127                 }
2128                 for (i = 0; i < adapter->num_tx_queues; i++) {
2129                         sprintf(p, "tx_queue_%u_packets", i);
2130                         p += ETH_GSTRING_LEN;
2131                         sprintf(p, "tx_queue_%u_bytes", i);
2132                         p += ETH_GSTRING_LEN;
2133                         sprintf(p, "tx_queue_%u_restart", i);
2134                         p += ETH_GSTRING_LEN;
2135                 }
2136                 for (i = 0; i < adapter->num_rx_queues; i++) {
2137                         sprintf(p, "rx_queue_%u_packets", i);
2138                         p += ETH_GSTRING_LEN;
2139                         sprintf(p, "rx_queue_%u_bytes", i);
2140                         p += ETH_GSTRING_LEN;
2141                         sprintf(p, "rx_queue_%u_drops", i);
2142                         p += ETH_GSTRING_LEN;
2143                         sprintf(p, "rx_queue_%u_csum_err", i);
2144                         p += ETH_GSTRING_LEN;
2145                         sprintf(p, "rx_queue_%u_alloc_failed", i);
2146                         p += ETH_GSTRING_LEN;
2147                         sprintf(p, "rx_queue_%u_ipv4_packets", i);
2148                         p += ETH_GSTRING_LEN;
2149                         sprintf(p, "rx_queue_%u_ipv4e_packets", i);
2150                         p += ETH_GSTRING_LEN;
2151                         sprintf(p, "rx_queue_%u_ipv6_packets", i);
2152                         p += ETH_GSTRING_LEN;
2153                         sprintf(p, "rx_queue_%u_ipv6e_packets", i);
2154                         p += ETH_GSTRING_LEN;
2155                         sprintf(p, "rx_queue_%u_tcp_packets", i);
2156                         p += ETH_GSTRING_LEN;
2157                         sprintf(p, "rx_queue_%u_udp_packets", i);
2158                         p += ETH_GSTRING_LEN;
2159                         sprintf(p, "rx_queue_%u_sctp_packets", i);
2160                         p += ETH_GSTRING_LEN;
2161                         sprintf(p, "rx_queue_%u_nfs_packets", i);
2162                         p += ETH_GSTRING_LEN;
2163                 }
2164 /*              BUG_ON(p - data != IGB_STATS_LEN * ETH_GSTRING_LEN); */
2165                 break;
2166         }
2167 }
2168
2169 #ifdef HAVE_ETHTOOL_GET_TS_INFO
2170 static int igb_get_ts_info(struct net_device *dev,
2171                            struct ethtool_ts_info *info)
2172 {
2173         struct igb_adapter *adapter = netdev_priv(dev);
2174
2175         switch (adapter->hw.mac.type) {
2176 #ifdef HAVE_PTP_1588_CLOCK
2177         case e1000_82575:
2178                 info->so_timestamping =
2179                         SOF_TIMESTAMPING_TX_SOFTWARE |
2180                         SOF_TIMESTAMPING_RX_SOFTWARE |
2181                         SOF_TIMESTAMPING_SOFTWARE;
2182                 return 0;
2183         case e1000_82576:
2184         case e1000_82580:
2185         case e1000_i350:
2186         case e1000_i354:
2187         case e1000_i210:
2188         case e1000_i211:
2189                 info->so_timestamping =
2190                         SOF_TIMESTAMPING_TX_SOFTWARE |
2191                         SOF_TIMESTAMPING_RX_SOFTWARE |
2192                         SOF_TIMESTAMPING_SOFTWARE |
2193                         SOF_TIMESTAMPING_TX_HARDWARE |
2194                         SOF_TIMESTAMPING_RX_HARDWARE |
2195                         SOF_TIMESTAMPING_RAW_HARDWARE;
2196
2197                 if (adapter->ptp_clock)
2198                         info->phc_index = ptp_clock_index(adapter->ptp_clock);
2199                 else
2200                         info->phc_index = -1;
2201
2202                 info->tx_types =
2203                         (1 << HWTSTAMP_TX_OFF) |
2204                         (1 << HWTSTAMP_TX_ON);
2205
2206                 info->rx_filters = 1 << HWTSTAMP_FILTER_NONE;
2207
2208                 /* 82576 does not support timestamping all packets. */
2209                 if (adapter->hw.mac.type >= e1000_82580)
2210                         info->rx_filters |= 1 << HWTSTAMP_FILTER_ALL;
2211                 else
2212                         info->rx_filters |=
2213                                 (1 << HWTSTAMP_FILTER_PTP_V1_L4_SYNC) |
2214                                 (1 << HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) |
2215                                 (1 << HWTSTAMP_FILTER_PTP_V2_L2_SYNC) |
2216                                 (1 << HWTSTAMP_FILTER_PTP_V2_L4_SYNC) |
2217                                 (1 << HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ) |
2218                                 (1 << HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ) |
2219                                 (1 << HWTSTAMP_FILTER_PTP_V2_EVENT);
2220
2221                 return 0;
2222 #endif /* HAVE_PTP_1588_CLOCK */
2223         default:
2224                 return -EOPNOTSUPP;
2225         }
2226 }
2227 #endif /* HAVE_ETHTOOL_GET_TS_INFO */
2228
2229 #ifdef CONFIG_PM_RUNTIME
2230 static int igb_ethtool_begin(struct net_device *netdev)
2231 {
2232         struct igb_adapter *adapter = netdev_priv(netdev);
2233
2234         pm_runtime_get_sync(&adapter->pdev->dev);
2235
2236         return 0;
2237 }
2238
2239 static void igb_ethtool_complete(struct net_device *netdev)
2240 {
2241         struct igb_adapter *adapter = netdev_priv(netdev);
2242
2243         pm_runtime_put(&adapter->pdev->dev);
2244 }
2245 #endif /* CONFIG_PM_RUNTIME */
2246
2247 #ifndef HAVE_NDO_SET_FEATURES
2248 static u32 igb_get_rx_csum(struct net_device *netdev)
2249 {
2250         return !!(netdev->features & NETIF_F_RXCSUM);
2251 }
2252
2253 static int igb_set_rx_csum(struct net_device *netdev, u32 data)
2254 {
2255         const u32 feature_list = NETIF_F_RXCSUM;
2256
2257         if (data)
2258                 netdev->features |= feature_list;
2259         else
2260                 netdev->features &= ~feature_list;
2261
2262         return 0;
2263 }
2264
2265 static int igb_set_tx_csum(struct net_device *netdev, u32 data)
2266 {
2267         struct igb_adapter *adapter = netdev_priv(netdev);
2268 #ifdef NETIF_F_IPV6_CSUM
2269         u32 feature_list = NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM;
2270 #else
2271         u32 feature_list = NETIF_F_IP_CSUM;
2272 #endif
2273
2274         if (adapter->hw.mac.type >= e1000_82576)
2275                 feature_list |= NETIF_F_SCTP_CSUM;
2276
2277         if (data)
2278                 netdev->features |= feature_list;
2279         else
2280                 netdev->features &= ~feature_list;
2281
2282         return 0;
2283 }
2284
2285 #ifdef NETIF_F_TSO
2286 static int igb_set_tso(struct net_device *netdev, u32 data)
2287 {
2288 #ifdef NETIF_F_TSO6
2289         const u32 feature_list = NETIF_F_TSO | NETIF_F_TSO6;
2290 #else
2291         const u32 feature_list = NETIF_F_TSO;
2292 #endif
2293
2294         if (data)
2295                 netdev->features |= feature_list;
2296         else
2297                 netdev->features &= ~feature_list;
2298
2299 #ifndef HAVE_NETDEV_VLAN_FEATURES
2300         if (!data) {
2301                 struct igb_adapter *adapter = netdev_priv(netdev);
2302                 struct net_device *v_netdev;
2303                 int i;
2304
2305                 /* disable TSO on all VLANs if they're present */
2306                 if (!adapter->vlgrp)
2307                         goto tso_out;
2308
2309                 for (i = 0; i < VLAN_GROUP_ARRAY_LEN; i++) {
2310                         v_netdev = vlan_group_get_device(adapter->vlgrp, i);
2311                         if (!v_netdev)
2312                                 continue;
2313
2314                         v_netdev->features &= ~feature_list;
2315                         vlan_group_set_device(adapter->vlgrp, i, v_netdev);
2316                 }
2317         }
2318
2319 tso_out:
2320
2321 #endif /* HAVE_NETDEV_VLAN_FEATURES */
2322         return 0;
2323 }
2324
2325 #endif /* NETIF_F_TSO */
2326 #ifdef ETHTOOL_GFLAGS
2327 static int igb_set_flags(struct net_device *netdev, u32 data)
2328 {
2329         u32 supported_flags = ETH_FLAG_RXVLAN | ETH_FLAG_TXVLAN |
2330                               ETH_FLAG_RXHASH;
2331 #ifndef HAVE_VLAN_RX_REGISTER
2332         u32 changed = netdev->features ^ data;
2333 #endif
2334         int rc;
2335 #ifndef IGB_NO_LRO
2336
2337         supported_flags |= ETH_FLAG_LRO;
2338 #endif
2339         /*
2340          * Since there is no support for separate tx vlan accel
2341          * enabled make sure tx flag is cleared if rx is.
2342          */
2343         if (!(data & ETH_FLAG_RXVLAN))
2344                 data &= ~ETH_FLAG_TXVLAN;
2345
2346         rc = ethtool_op_set_flags(netdev, data, supported_flags);
2347         if (rc)
2348                 return rc;
2349 #ifndef HAVE_VLAN_RX_REGISTER
2350
2351         if (changed & ETH_FLAG_RXVLAN)
2352                 igb_vlan_mode(netdev, data);
2353 #endif
2354
2355         return 0;
2356 }
2357
2358 #endif /* ETHTOOL_GFLAGS */
2359 #endif /* HAVE_NDO_SET_FEATURES */
2360 #ifdef ETHTOOL_SADV_COAL
2361 static int igb_set_adv_coal(struct net_device *netdev, struct ethtool_value *edata)
2362 {
2363         struct igb_adapter *adapter = netdev_priv(netdev);
2364
2365         switch (edata->data) {
2366         case IGB_DMAC_DISABLE:
2367                 adapter->dmac = edata->data;
2368                 break;
2369         case IGB_DMAC_MIN:
2370                 adapter->dmac = edata->data;
2371                 break;
2372         case IGB_DMAC_500:
2373                 adapter->dmac = edata->data;
2374                 break;
2375         case IGB_DMAC_EN_DEFAULT:
2376                 adapter->dmac = edata->data;
2377                 break;
2378         case IGB_DMAC_2000:
2379                 adapter->dmac = edata->data;
2380                 break;
2381         case IGB_DMAC_3000:
2382                 adapter->dmac = edata->data;
2383                 break;
2384         case IGB_DMAC_4000:
2385                 adapter->dmac = edata->data;
2386                 break;
2387         case IGB_DMAC_5000:
2388                 adapter->dmac = edata->data;
2389                 break;
2390         case IGB_DMAC_6000:
2391                 adapter->dmac = edata->data;
2392                 break;
2393         case IGB_DMAC_7000:
2394                 adapter->dmac = edata->data;
2395                 break;
2396         case IGB_DMAC_8000:
2397                 adapter->dmac = edata->data;
2398                 break;
2399         case IGB_DMAC_9000:
2400                 adapter->dmac = edata->data;
2401                 break;
2402         case IGB_DMAC_MAX:
2403                 adapter->dmac = edata->data;
2404                 break;
2405         default:
2406                 adapter->dmac = IGB_DMAC_DISABLE;
2407                 printk("set_dmac: invalid setting, setting DMAC to %d\n",
2408                         adapter->dmac);
2409         }
2410         printk("%s: setting DMAC to %d\n", netdev->name, adapter->dmac);
2411         return 0;
2412 }
2413 #endif /* ETHTOOL_SADV_COAL */
2414 #ifdef ETHTOOL_GADV_COAL
2415 static void igb_get_dmac(struct net_device *netdev,
2416                             struct ethtool_value *edata)
2417 {
2418         struct igb_adapter *adapter = netdev_priv(netdev);
2419         edata->data = adapter->dmac;
2420
2421         return;
2422 }
2423 #endif
2424
2425 #ifdef ETHTOOL_GEEE
2426 static int igb_get_eee(struct net_device *netdev, struct ethtool_eee *edata)
2427 {
2428         struct igb_adapter *adapter = netdev_priv(netdev);
2429         struct e1000_hw *hw = &adapter->hw;
2430         u32 ret_val;
2431         u16 phy_data;
2432
2433         if ((hw->mac.type < e1000_i350) ||
2434             (hw->phy.media_type != e1000_media_type_copper))
2435                 return -EOPNOTSUPP;
2436
2437         edata->supported = (SUPPORTED_1000baseT_Full |
2438                             SUPPORTED_100baseT_Full);
2439
2440         if (!hw->dev_spec._82575.eee_disable)
2441                 edata->advertised =
2442                         mmd_eee_adv_to_ethtool_adv_t(adapter->eee_advert);
2443
2444         /* The IPCNFG and EEER registers are not supported on I354. */
2445         if (hw->mac.type == e1000_i354) {
2446                 e1000_get_eee_status_i354(hw, (bool *)&edata->eee_active);
2447         } else {
2448                 u32 eeer;
2449
2450                 eeer = E1000_READ_REG(hw, E1000_EEER);
2451
2452                 /* EEE status on negotiated link */
2453                 if (eeer & E1000_EEER_EEE_NEG)
2454                         edata->eee_active = true;
2455
2456                 if (eeer & E1000_EEER_TX_LPI_EN)
2457                         edata->tx_lpi_enabled = true;
2458         }
2459
2460         /* EEE Link Partner Advertised */
2461         switch (hw->mac.type) {
2462         case e1000_i350:
2463                 ret_val = e1000_read_emi_reg(hw, E1000_EEE_LP_ADV_ADDR_I350,
2464                                              &phy_data);
2465                 if (ret_val)
2466                         return -ENODATA;
2467
2468                 edata->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(phy_data);
2469
2470                 break;
2471         case e1000_i354:
2472         case e1000_i210:
2473         case e1000_i211:
2474                 ret_val = e1000_read_xmdio_reg(hw, E1000_EEE_LP_ADV_ADDR_I210,
2475                                                E1000_EEE_LP_ADV_DEV_I210,
2476                                                &phy_data);
2477                 if (ret_val)
2478                         return -ENODATA;
2479
2480                 edata->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(phy_data);
2481
2482                 break;
2483         default:
2484                 break;
2485         }
2486
2487         edata->eee_enabled = !hw->dev_spec._82575.eee_disable;
2488
2489         if ((hw->mac.type == e1000_i354) &&
2490             (edata->eee_enabled))
2491                 edata->tx_lpi_enabled = true;
2492
2493         /*
2494          * report correct negotiated EEE status for devices that
2495          * wrongly report EEE at half-duplex
2496          */
2497         if (adapter->link_duplex == HALF_DUPLEX) {
2498                 edata->eee_enabled = false;
2499                 edata->eee_active = false;
2500                 edata->tx_lpi_enabled = false;
2501                 edata->advertised &= ~edata->advertised;
2502         }
2503
2504         return 0;
2505 }
2506 #endif
2507
2508 #ifdef ETHTOOL_SEEE
2509 static int igb_set_eee(struct net_device *netdev,
2510                        struct ethtool_eee *edata)
2511 {
2512         struct igb_adapter *adapter = netdev_priv(netdev);
2513         struct e1000_hw *hw = &adapter->hw;
2514         struct ethtool_eee eee_curr;
2515         s32 ret_val;
2516
2517         if ((hw->mac.type < e1000_i350) ||
2518             (hw->phy.media_type != e1000_media_type_copper))
2519                 return -EOPNOTSUPP;
2520
2521         ret_val = igb_get_eee(netdev, &eee_curr);
2522         if (ret_val)
2523                 return ret_val;
2524
2525         if (eee_curr.eee_enabled) {
2526                 if (eee_curr.tx_lpi_enabled != edata->tx_lpi_enabled) {
2527                         dev_err(pci_dev_to_dev(adapter->pdev),
2528                                 "Setting EEE tx-lpi is not supported\n");
2529                         return -EINVAL;
2530                 }
2531
2532                 /* Tx LPI time is not implemented currently */
2533                 if (edata->tx_lpi_timer) {
2534                         dev_err(pci_dev_to_dev(adapter->pdev),
2535                                 "Setting EEE Tx LPI timer is not supported\n");
2536                         return -EINVAL;
2537                 }
2538
2539                 if (edata->advertised &
2540                     ~(ADVERTISE_100_FULL | ADVERTISE_1000_FULL)) {
2541                         dev_err(pci_dev_to_dev(adapter->pdev),
2542                                 "EEE Advertisement supports only 100Tx and or 100T full duplex\n");
2543                         return -EINVAL;
2544                 }
2545
2546         } else if (!edata->eee_enabled) {
2547                 dev_err(pci_dev_to_dev(adapter->pdev),
2548                         "Setting EEE options is not supported with EEE disabled\n");
2549                         return -EINVAL;
2550                 }
2551
2552         adapter->eee_advert = ethtool_adv_to_mmd_eee_adv_t(edata->advertised);
2553
2554         if (hw->dev_spec._82575.eee_disable != !edata->eee_enabled) {
2555                 hw->dev_spec._82575.eee_disable = !edata->eee_enabled;
2556
2557                 /* reset link */
2558                 if (netif_running(netdev))
2559                         igb_reinit_locked(adapter);
2560                 else
2561                         igb_reset(adapter);
2562         }
2563
2564         return 0;
2565 }
2566 #endif /* ETHTOOL_SEEE */
2567
2568 #ifdef ETHTOOL_GRXRINGS
2569 static int igb_get_rss_hash_opts(struct igb_adapter *adapter,
2570                                  struct ethtool_rxnfc *cmd)
2571 {
2572         cmd->data = 0;
2573
2574         /* Report default options for RSS on igb */
2575         switch (cmd->flow_type) {
2576         case TCP_V4_FLOW:
2577                 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
2578         case UDP_V4_FLOW:
2579                 if (adapter->flags & IGB_FLAG_RSS_FIELD_IPV4_UDP)
2580                         cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
2581         case SCTP_V4_FLOW:
2582         case AH_ESP_V4_FLOW:
2583         case AH_V4_FLOW:
2584         case ESP_V4_FLOW:
2585         case IPV4_FLOW:
2586                 cmd->data |= RXH_IP_SRC | RXH_IP_DST;
2587                 break;
2588         case TCP_V6_FLOW:
2589                 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
2590         case UDP_V6_FLOW:
2591                 if (adapter->flags & IGB_FLAG_RSS_FIELD_IPV6_UDP)
2592                         cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
2593         case SCTP_V6_FLOW:
2594         case AH_ESP_V6_FLOW:
2595         case AH_V6_FLOW:
2596         case ESP_V6_FLOW:
2597         case IPV6_FLOW:
2598                 cmd->data |= RXH_IP_SRC | RXH_IP_DST;
2599                 break;
2600         default:
2601                 return -EINVAL;
2602         }
2603
2604         return 0;
2605 }
2606
2607 static int igb_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd,
2608 #ifdef HAVE_ETHTOOL_GET_RXNFC_VOID_RULE_LOCS
2609                            void *rule_locs)
2610 #else
2611                            u32 *rule_locs)
2612 #endif
2613 {
2614         struct igb_adapter *adapter = netdev_priv(dev);
2615         int ret = -EOPNOTSUPP;
2616
2617         switch (cmd->cmd) {
2618         case ETHTOOL_GRXRINGS:
2619                 cmd->data = adapter->num_rx_queues;
2620                 ret = 0;
2621                 break;
2622         case ETHTOOL_GRXFH:
2623                 ret = igb_get_rss_hash_opts(adapter, cmd);
2624                 break;
2625         default:
2626                 break;
2627         }
2628
2629         return ret;
2630 }
2631
2632 #define UDP_RSS_FLAGS (IGB_FLAG_RSS_FIELD_IPV4_UDP | \
2633                        IGB_FLAG_RSS_FIELD_IPV6_UDP)
2634 static int igb_set_rss_hash_opt(struct igb_adapter *adapter,
2635                                 struct ethtool_rxnfc *nfc)
2636 {
2637         u32 flags = adapter->flags;
2638
2639         /*
2640          * RSS does not support anything other than hashing
2641          * to queues on src and dst IPs and ports
2642          */
2643         if (nfc->data & ~(RXH_IP_SRC | RXH_IP_DST |
2644                           RXH_L4_B_0_1 | RXH_L4_B_2_3))
2645                 return -EINVAL;
2646
2647         switch (nfc->flow_type) {
2648         case TCP_V4_FLOW:
2649         case TCP_V6_FLOW:
2650                 if (!(nfc->data & RXH_IP_SRC) ||
2651                     !(nfc->data & RXH_IP_DST) ||
2652                     !(nfc->data & RXH_L4_B_0_1) ||
2653                     !(nfc->data & RXH_L4_B_2_3))
2654                         return -EINVAL;
2655                 break;
2656         case UDP_V4_FLOW:
2657                 if (!(nfc->data & RXH_IP_SRC) ||
2658                     !(nfc->data & RXH_IP_DST))
2659                         return -EINVAL;
2660                 switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
2661                 case 0:
2662                         flags &= ~IGB_FLAG_RSS_FIELD_IPV4_UDP;
2663                         break;
2664                 case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
2665                         flags |= IGB_FLAG_RSS_FIELD_IPV4_UDP;
2666                         break;
2667                 default:
2668                         return -EINVAL;
2669                 }
2670                 break;
2671         case UDP_V6_FLOW:
2672                 if (!(nfc->data & RXH_IP_SRC) ||
2673                     !(nfc->data & RXH_IP_DST))
2674                         return -EINVAL;
2675                 switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
2676                 case 0:
2677                         flags &= ~IGB_FLAG_RSS_FIELD_IPV6_UDP;
2678                         break;
2679                 case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
2680                         flags |= IGB_FLAG_RSS_FIELD_IPV6_UDP;
2681                         break;
2682                 default:
2683                         return -EINVAL;
2684                 }
2685                 break;
2686         case AH_ESP_V4_FLOW:
2687         case AH_V4_FLOW:
2688         case ESP_V4_FLOW:
2689         case SCTP_V4_FLOW:
2690         case AH_ESP_V6_FLOW:
2691         case AH_V6_FLOW:
2692         case ESP_V6_FLOW:
2693         case SCTP_V6_FLOW:
2694                 if (!(nfc->data & RXH_IP_SRC) ||
2695                     !(nfc->data & RXH_IP_DST) ||
2696                     (nfc->data & RXH_L4_B_0_1) ||
2697                     (nfc->data & RXH_L4_B_2_3))
2698                         return -EINVAL;
2699                 break;
2700         default:
2701                 return -EINVAL;
2702         }
2703
2704         /* if we changed something we need to update flags */
2705         if (flags != adapter->flags) {
2706                 struct e1000_hw *hw = &adapter->hw;
2707                 u32 mrqc = E1000_READ_REG(hw, E1000_MRQC);
2708
2709                 if ((flags & UDP_RSS_FLAGS) &&
2710                     !(adapter->flags & UDP_RSS_FLAGS))
2711                         DPRINTK(DRV, WARNING,
2712                                 "enabling UDP RSS: fragmented packets may arrive out of order to the stack above\n");
2713
2714                 adapter->flags = flags;
2715
2716                 /* Perform hash on these packet types */
2717                 mrqc |= E1000_MRQC_RSS_FIELD_IPV4 |
2718                         E1000_MRQC_RSS_FIELD_IPV4_TCP |
2719                         E1000_MRQC_RSS_FIELD_IPV6 |
2720                         E1000_MRQC_RSS_FIELD_IPV6_TCP;
2721
2722                 mrqc &= ~(E1000_MRQC_RSS_FIELD_IPV4_UDP |
2723                           E1000_MRQC_RSS_FIELD_IPV6_UDP);
2724
2725                 if (flags & IGB_FLAG_RSS_FIELD_IPV4_UDP)
2726                         mrqc |= E1000_MRQC_RSS_FIELD_IPV4_UDP;
2727
2728                 if (flags & IGB_FLAG_RSS_FIELD_IPV6_UDP)
2729                         mrqc |= E1000_MRQC_RSS_FIELD_IPV6_UDP;
2730
2731                 E1000_WRITE_REG(hw, E1000_MRQC, mrqc);
2732         }
2733
2734         return 0;
2735 }
2736
2737 static int igb_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd)
2738 {
2739         struct igb_adapter *adapter = netdev_priv(dev);
2740         int ret = -EOPNOTSUPP;
2741
2742         switch (cmd->cmd) {
2743         case ETHTOOL_SRXFH:
2744                 ret = igb_set_rss_hash_opt(adapter, cmd);
2745                 break;
2746         default:
2747                 break;
2748         }
2749
2750         return ret;
2751 }
2752 #endif /* ETHTOOL_GRXRINGS */
2753
2754 static const struct ethtool_ops igb_ethtool_ops = {
2755         .get_settings           = igb_get_settings,
2756         .set_settings           = igb_set_settings,
2757         .get_drvinfo            = igb_get_drvinfo,
2758         .get_regs_len           = igb_get_regs_len,
2759         .get_regs               = igb_get_regs,
2760         .get_wol                = igb_get_wol,
2761         .set_wol                = igb_set_wol,
2762         .get_msglevel           = igb_get_msglevel,
2763         .set_msglevel           = igb_set_msglevel,
2764         .nway_reset             = igb_nway_reset,
2765         .get_link               = igb_get_link,
2766         .get_eeprom_len         = igb_get_eeprom_len,
2767         .get_eeprom             = igb_get_eeprom,
2768         .set_eeprom             = igb_set_eeprom,
2769         .get_ringparam          = igb_get_ringparam,
2770         .set_ringparam          = igb_set_ringparam,
2771         .get_pauseparam         = igb_get_pauseparam,
2772         .set_pauseparam         = igb_set_pauseparam,
2773         .self_test              = igb_diag_test,
2774         .get_strings            = igb_get_strings,
2775 #ifndef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT
2776 #ifdef HAVE_ETHTOOL_SET_PHYS_ID
2777         .set_phys_id            = igb_set_phys_id,
2778 #else
2779         .phys_id                = igb_phys_id,
2780 #endif /* HAVE_ETHTOOL_SET_PHYS_ID */
2781 #endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */
2782 #ifdef HAVE_ETHTOOL_GET_SSET_COUNT
2783         .get_sset_count         = igb_get_sset_count,
2784 #else
2785         .get_stats_count        = igb_get_stats_count,
2786         .self_test_count        = igb_diag_test_count,
2787 #endif
2788         .get_ethtool_stats      = igb_get_ethtool_stats,
2789 #ifdef HAVE_ETHTOOL_GET_PERM_ADDR
2790         .get_perm_addr          = ethtool_op_get_perm_addr,
2791 #endif
2792         .get_coalesce           = igb_get_coalesce,
2793         .set_coalesce           = igb_set_coalesce,
2794 #ifndef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT
2795 #ifdef HAVE_ETHTOOL_GET_TS_INFO
2796         .get_ts_info            = igb_get_ts_info,
2797 #endif /* HAVE_ETHTOOL_GET_TS_INFO */
2798 #endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */
2799 #ifdef CONFIG_PM_RUNTIME
2800         .begin                  = igb_ethtool_begin,
2801         .complete               = igb_ethtool_complete,
2802 #endif /* CONFIG_PM_RUNTIME */
2803 #ifndef HAVE_NDO_SET_FEATURES
2804         .get_rx_csum            = igb_get_rx_csum,
2805         .set_rx_csum            = igb_set_rx_csum,
2806         .get_tx_csum            = ethtool_op_get_tx_csum,
2807         .set_tx_csum            = igb_set_tx_csum,
2808         .get_sg                 = ethtool_op_get_sg,
2809         .set_sg                 = ethtool_op_set_sg,
2810 #ifdef NETIF_F_TSO
2811         .get_tso                = ethtool_op_get_tso,
2812         .set_tso                = igb_set_tso,
2813 #endif
2814 #ifdef ETHTOOL_GFLAGS
2815         .get_flags              = ethtool_op_get_flags,
2816         .set_flags              = igb_set_flags,
2817 #endif /* ETHTOOL_GFLAGS */
2818 #endif /* HAVE_NDO_SET_FEATURES */
2819 #ifdef ETHTOOL_GADV_COAL
2820         .get_advcoal            = igb_get_adv_coal,
2821         .set_advcoal            = igb_set_dmac_coal,
2822 #endif /* ETHTOOL_GADV_COAL */
2823 #ifndef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT
2824 #ifdef ETHTOOL_GEEE
2825         .get_eee                = igb_get_eee,
2826 #endif
2827 #ifdef ETHTOOL_SEEE
2828         .set_eee                = igb_set_eee,
2829 #endif
2830 #endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */
2831 #ifdef ETHTOOL_GRXRINGS
2832         .get_rxnfc              = igb_get_rxnfc,
2833         .set_rxnfc              = igb_set_rxnfc,
2834 #endif
2835 };
2836
2837 #ifdef HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT
2838 static const struct ethtool_ops_ext igb_ethtool_ops_ext = {
2839         .size           = sizeof(struct ethtool_ops_ext),
2840         .get_ts_info    = igb_get_ts_info,
2841         .set_phys_id    = igb_set_phys_id,
2842         .get_eee        = igb_get_eee,
2843         .set_eee        = igb_set_eee,
2844 };
2845
2846 void igb_set_ethtool_ops(struct net_device *netdev)
2847 {
2848         SET_ETHTOOL_OPS(netdev, &igb_ethtool_ops);
2849         set_ethtool_ops_ext(netdev, &igb_ethtool_ops_ext);
2850 }
2851 #else
2852 void igb_set_ethtool_ops(struct net_device *netdev)
2853 {
2854         /* have to "undeclare" const on this struct to remove warnings */
2855         SET_ETHTOOL_OPS(netdev, (struct ethtool_ops *)&igb_ethtool_ops);
2856 }
2857 #endif /* HAVE_RHEL6_ETHTOOL_OPS_EXT_STRUCT */
2858 #endif  /* SIOCETHTOOL */