drivers/net/e1000/e1000_ethtool.c

   1 /*******************************************************************************
   2
   3
   4   Copyright(c) 1999 - 2004 Intel Corporation. All rights reserved.
   5
   6   This program is free software; you can redistribute it and/or modify it
   7   under the terms of the GNU General Public License as published by the Free
   8   Software Foundation; either version 2 of the License, or (at your option)
   9   any later version.
  10
  11   This program is distributed in the hope that it will be useful, but WITHOUT
  12   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  14   more details.
  15
  16   You should have received a copy of the GNU General Public License along with
  17   this program; if not, write to the Free Software Foundation, Inc., 59
  18   Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  19
  20   The full GNU General Public License is included in this distribution in the
  21   file called LICENSE.
  22
  23   Contact Information:
  24   Linux NICS <linux.nics@intel.com>
  25   Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  26
  27 *******************************************************************************/
  28
  29 /* ethtool support for e1000 */
  30
  31 #include "e1000.h"
  32
  33 #include <asm/uaccess.h>
  34
  35 extern char e1000_driver_name[];
  36 extern char e1000_driver_version[];
  37
  38 extern int e1000_up(struct e1000_adapter *adapter);
  39 extern void e1000_down(struct e1000_adapter *adapter);
  40 extern void e1000_reset(struct e1000_adapter *adapter);
  41 extern int e1000_set_spd_dplx(struct e1000_adapter *adapter, uint16_t spddplx);
  42 extern int e1000_setup_rx_resources(struct e1000_adapter *adapter);
  43 extern int e1000_setup_tx_resources(struct e1000_adapter *adapter);
  44 extern void e1000_free_rx_resources(struct e1000_adapter *adapter);
  45 extern void e1000_free_tx_resources(struct e1000_adapter *adapter);
  46 extern void e1000_update_stats(struct e1000_adapter *adapter);
  47
  48 struct e1000_stats {
  49         char stat_string[ETH_GSTRING_LEN];
  50         int sizeof_stat;
  51         int stat_offset;
  52 };
  53
  54 #define E1000_STAT(m) sizeof(((struct e1000_adapter *)0)->m), \
  55                       offsetof(struct e1000_adapter, m)
  56 static const struct e1000_stats e1000_gstrings_stats[] = {
  57         { "rx_packets", E1000_STAT(net_stats.rx_packets) },
  58         { "tx_packets", E1000_STAT(net_stats.tx_packets) },
  59         { "rx_bytes", E1000_STAT(net_stats.rx_bytes) },
  60         { "tx_bytes", E1000_STAT(net_stats.tx_bytes) },
  61         { "rx_errors", E1000_STAT(net_stats.rx_errors) },
  62         { "tx_errors", E1000_STAT(net_stats.tx_errors) },
  63         { "rx_dropped", E1000_STAT(net_stats.rx_dropped) },
  64         { "tx_dropped", E1000_STAT(net_stats.tx_dropped) },
  65         { "multicast", E1000_STAT(net_stats.multicast) },
  66         { "collisions", E1000_STAT(net_stats.collisions) },
  67         { "rx_length_errors", E1000_STAT(net_stats.rx_length_errors) },
  68         { "rx_over_errors", E1000_STAT(net_stats.rx_over_errors) },
  69         { "rx_crc_errors", E1000_STAT(net_stats.rx_crc_errors) },
  70         { "rx_frame_errors", E1000_STAT(net_stats.rx_frame_errors) },
  71         { "rx_fifo_errors", E1000_STAT(net_stats.rx_fifo_errors) },
  72         { "rx_missed_errors", E1000_STAT(net_stats.rx_missed_errors) },
  73         { "tx_aborted_errors", E1000_STAT(net_stats.tx_aborted_errors) },
  74         { "tx_carrier_errors", E1000_STAT(net_stats.tx_carrier_errors) },
  75         { "tx_fifo_errors", E1000_STAT(net_stats.tx_fifo_errors) },
  76         { "tx_heartbeat_errors", E1000_STAT(net_stats.tx_heartbeat_errors) },
  77         { "tx_window_errors", E1000_STAT(net_stats.tx_window_errors) },
  78         { "tx_abort_late_coll", E1000_STAT(stats.latecol) },
  79         { "tx_deferred_ok", E1000_STAT(stats.dc) },
  80         { "tx_single_coll_ok", E1000_STAT(stats.scc) },
  81         { "tx_multi_coll_ok", E1000_STAT(stats.mcc) },
  82         { "rx_long_length_errors", E1000_STAT(stats.roc) },
  83         { "rx_short_length_errors", E1000_STAT(stats.ruc) },
  84         { "rx_align_errors", E1000_STAT(stats.algnerrc) },
  85         { "tx_tcp_seg_good", E1000_STAT(stats.tsctc) },
  86         { "tx_tcp_seg_failed", E1000_STAT(stats.tsctfc) },
  87         { "rx_flow_control_xon", E1000_STAT(stats.xonrxc) },
  88         { "rx_flow_control_xoff", E1000_STAT(stats.xoffrxc) },
  89         { "tx_flow_control_xon", E1000_STAT(stats.xontxc) },
  90         { "tx_flow_control_xoff", E1000_STAT(stats.xofftxc) },
  91         { "rx_long_byte_count", E1000_STAT(stats.gorcl) },
  92         { "rx_csum_offload_good", E1000_STAT(hw_csum_good) },
  93         { "rx_csum_offload_errors", E1000_STAT(hw_csum_err) }
  94 };
  95 #define E1000_STATS_LEN \
  96         sizeof(e1000_gstrings_stats) / sizeof(struct e1000_stats)
  97 static const char e1000_gstrings_test[][ETH_GSTRING_LEN] = {
  98         "Register test  (offline)", "Eeprom test    (offline)",
  99         "Interrupt test (offline)", "Loopback test  (offline)",
 100         "Link test   (on/offline)"
 101 };
 102 #define E1000_TEST_LEN sizeof(e1000_gstrings_test) / ETH_GSTRING_LEN
 103
 104 static int
 105 e1000_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
 106 {
 107         struct e1000_adapter *adapter = netdev->priv;
 108         struct e1000_hw *hw = &adapter->hw;
 109
 110         if(hw->media_type == e1000_media_type_copper) {
 111
 112                 ecmd->supported = (SUPPORTED_10baseT_Half |
 113                                    SUPPORTED_10baseT_Full |
 114                                    SUPPORTED_100baseT_Half |
 115                                    SUPPORTED_100baseT_Full |
 116                                    SUPPORTED_1000baseT_Full|
 117                                    SUPPORTED_Autoneg |
 118                                    SUPPORTED_TP);
 119
 120                 ecmd->advertising = ADVERTISED_TP;
 121
 122                 if(hw->autoneg == 1) {
 123                         ecmd->advertising |= ADVERTISED_Autoneg;
 124
 125                         /* the e1000 autoneg seems to match ethtool nicely */
 126
 127                         ecmd->advertising |= hw->autoneg_advertised;
 128                 }
 129
 130                 ecmd->port = PORT_TP;
 131                 ecmd->phy_address = hw->phy_addr;
 132
 133                 if(hw->mac_type == e1000_82543)
 134                         ecmd->transceiver = XCVR_EXTERNAL;
 135                 else
 136                         ecmd->transceiver = XCVR_INTERNAL;
 137
 138         } else {
 139                 ecmd->supported   = (SUPPORTED_1000baseT_Full |
 140                                      SUPPORTED_FIBRE |
 141                                      SUPPORTED_Autoneg);
 142
 143                 ecmd->advertising = (SUPPORTED_1000baseT_Full |
 144                                      SUPPORTED_FIBRE |
 145                                      SUPPORTED_Autoneg);
 146
 147                 ecmd->port = PORT_FIBRE;
 148
 149                 if(hw->mac_type >= e1000_82545)
 150                         ecmd->transceiver = XCVR_INTERNAL;
 151                 else
 152                         ecmd->transceiver = XCVR_EXTERNAL;
 153         }
 154
 155         if(netif_carrier_ok(adapter->netdev)) {
 156
 157                 e1000_get_speed_and_duplex(hw, &adapter->link_speed,
 158                                                    &adapter->link_duplex);
 159                 ecmd->speed = adapter->link_speed;
 160
 161                 /* unfortunatly FULL_DUPLEX != DUPLEX_FULL
 162                  *          and HALF_DUPLEX != DUPLEX_HALF */
 163
 164                 if(adapter->link_duplex == FULL_DUPLEX)
 165                         ecmd->duplex = DUPLEX_FULL;
 166                 else
 167                         ecmd->duplex = DUPLEX_HALF;
 168         } else {
 169                 ecmd->speed = -1;
 170                 ecmd->duplex = -1;
 171         }
 172
 173         ecmd->autoneg = ((hw->media_type == e1000_media_type_fiber) ||
 174                          hw->autoneg) ? AUTONEG_ENABLE : AUTONEG_DISABLE;
 175         return 0;
 176 }
 177
 178 static int
 179 e1000_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
 180 {
 181         struct e1000_adapter *adapter = netdev->priv;
 182         struct e1000_hw *hw = &adapter->hw;
 183
 184         if(ecmd->autoneg == AUTONEG_ENABLE) {
 185                 hw->autoneg = 1;
 186                 hw->autoneg_advertised = 0x002F;
 187                 ecmd->advertising = 0x002F;
 188         } else
 189                 if(e1000_set_spd_dplx(adapter, ecmd->speed + ecmd->duplex))
 190                         return -EINVAL;
 191
 192         /* reset the link */
 193
 194         if(netif_running(adapter->netdev)) {
 195                 e1000_down(adapter);
 196                 e1000_reset(adapter);
 197                 e1000_up(adapter);
 198         } else
 199                 e1000_reset(adapter);
 200
 201         return 0;
 202 }
 203
 204 static void
 205 e1000_get_pauseparam(struct net_device *netdev,
 206                      struct ethtool_pauseparam *pause)
 207 {
 208         struct e1000_adapter *adapter = netdev->priv;
 209         struct e1000_hw *hw = &adapter->hw;
 210
 211         pause->autoneg =
 212                 (adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE);
 213
 214         if(hw->fc == e1000_fc_rx_pause)
 215                 pause->rx_pause = 1;
 216         else if(hw->fc == e1000_fc_tx_pause)
 217                 pause->tx_pause = 1;
 218         else if(hw->fc == e1000_fc_full) {
 219                 pause->rx_pause = 1;
 220                 pause->tx_pause = 1;
 221         }
 222 }
 223
 224 static int
 225 e1000_set_pauseparam(struct net_device *netdev,
 226                      struct ethtool_pauseparam *pause)
 227 {
 228         struct e1000_adapter *adapter = netdev->priv;
 229         struct e1000_hw *hw = &adapter->hw;
 230
 231         adapter->fc_autoneg = pause->autoneg;
 232
 233         if(pause->rx_pause && pause->tx_pause)
 234                 hw->fc = e1000_fc_full;
 235         else if(pause->rx_pause && !pause->tx_pause)
 236                 hw->fc = e1000_fc_rx_pause;
 237         else if(!pause->rx_pause && pause->tx_pause)
 238                 hw->fc = e1000_fc_tx_pause;
 239         else if(!pause->rx_pause && !pause->tx_pause)
 240                 hw->fc = e1000_fc_none;
 241
 242         hw->original_fc = hw->fc;
 243
 244         if(adapter->fc_autoneg == AUTONEG_ENABLE) {
 245                 if(netif_running(adapter->netdev)) {
 246                         e1000_down(adapter);
 247                         e1000_up(adapter);
 248                 } else
 249                         e1000_reset(adapter);
 250         }
 251         else
 252                 return e1000_force_mac_fc(hw);
 253
 254         return 0;
 255 }
 256
 257 static uint32_t
 258 e1000_get_rx_csum(struct net_device *netdev)
 259 {
 260         struct e1000_adapter *adapter = netdev->priv;
 261         return adapter->rx_csum;
 262 }
 263
 264 static int
 265 e1000_set_rx_csum(struct net_device *netdev, uint32_t data)
 266 {
 267         struct e1000_adapter *adapter = netdev->priv;
 268         adapter->rx_csum = data;
 269
 270         if(netif_running(netdev)) {
 271                 e1000_down(adapter);
 272                 e1000_up(adapter);
 273         } else
 274                 e1000_reset(adapter);
 275         return 0;
 276 }
 277
 278 static uint32_t
 279 e1000_get_tx_csum(struct net_device *netdev)
 280 {
 281         return (netdev->features & NETIF_F_HW_CSUM) != 0;
 282 }
 283
 284 static int
 285 e1000_set_tx_csum(struct net_device *netdev, uint32_t data)
 286 {
 287         struct e1000_adapter *adapter = netdev->priv;
 288
 289         if(adapter->hw.mac_type < e1000_82543) {
 290                 if (!data)
 291                         return -EINVAL;
 292                 return 0;
 293         }
 294
 295         if (data)
 296                 netdev->features |= NETIF_F_HW_CSUM;
 297         else
 298                 netdev->features &= ~NETIF_F_HW_CSUM;
 299
 300         return 0;
 301 }
 302
 303 #ifdef NETIF_F_TSO
 304 static int
 305 e1000_set_tso(struct net_device *netdev, uint32_t data)
 306 {
 307         struct e1000_adapter *adapter = netdev->priv;
 308         if ((adapter->hw.mac_type < e1000_82544) ||
 309             (adapter->hw.mac_type == e1000_82547))
 310                 return data ? -EINVAL : 0;
 311
 312         if (data)
 313                 netdev->features |= NETIF_F_TSO;
 314         else
 315                 netdev->features &= ~NETIF_F_TSO;
 316         return 0;
 317 }
 318 #endif /* NETIF_F_TSO */
 319
 320 static uint32_t
 321 e1000_get_msglevel(struct net_device *netdev)
 322 {
 323         struct e1000_adapter *adapter = netdev->priv;
 324         return adapter->msg_enable;
 325 }
 326
 327 static void
 328 e1000_set_msglevel(struct net_device *netdev, uint32_t data)
 329 {
 330         struct e1000_adapter *adapter = netdev->priv;
 331         adapter->msg_enable = data;
 332 }
 333
 334 static int
 335 e1000_get_regs_len(struct net_device *netdev)
 336 {
 337 #define E1000_REGS_LEN 32
 338         return E1000_REGS_LEN * sizeof(uint32_t);
 339 }
 340
 341 static void
 342 e1000_get_regs(struct net_device *netdev,
 343                struct ethtool_regs *regs, void *p)
 344 {
 345         struct e1000_adapter *adapter = netdev->priv;
 346         struct e1000_hw *hw = &adapter->hw;
 347         uint32_t *regs_buff = p;
 348         uint16_t phy_data;
 349
 350         memset(p, 0, E1000_REGS_LEN * sizeof(uint32_t));
 351
 352         regs->version = (1 << 24) | (hw->revision_id << 16) | hw->device_id;
 353
 354         regs_buff[0]  = E1000_READ_REG(hw, CTRL);
 355         regs_buff[1]  = E1000_READ_REG(hw, STATUS);
 356
 357         regs_buff[2]  = E1000_READ_REG(hw, RCTL);
 358         regs_buff[3]  = E1000_READ_REG(hw, RDLEN);
 359         regs_buff[4]  = E1000_READ_REG(hw, RDH);
 360         regs_buff[5]  = E1000_READ_REG(hw, RDT);
 361         regs_buff[6]  = E1000_READ_REG(hw, RDTR);
 362
 363         regs_buff[7]  = E1000_READ_REG(hw, TCTL);
 364         regs_buff[8]  = E1000_READ_REG(hw, TDLEN);
 365         regs_buff[9]  = E1000_READ_REG(hw, TDH);
 366         regs_buff[10] = E1000_READ_REG(hw, TDT);
 367         regs_buff[11] = E1000_READ_REG(hw, TIDV);
 368
 369         regs_buff[12] = adapter->hw.phy_type;  /* PHY type (IGP=1, M88=0) */
 370         if(hw->phy_type == e1000_phy_igp) {
 371                 e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT,
 372                                     IGP01E1000_PHY_AGC_A);
 373                 e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_A &
 374                                    IGP01E1000_PHY_PAGE_SELECT, &phy_data);
 375                 regs_buff[13] = (uint32_t)phy_data; /* cable length */
 376                 e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT,
 377                                     IGP01E1000_PHY_AGC_B);
 378                 e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_B &
 379                                    IGP01E1000_PHY_PAGE_SELECT, &phy_data);
 380                 regs_buff[14] = (uint32_t)phy_data; /* cable length */
 381                 e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT,
 382                                     IGP01E1000_PHY_AGC_C);
 383                 e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_C &
 384                                    IGP01E1000_PHY_PAGE_SELECT, &phy_data);
 385                 regs_buff[15] = (uint32_t)phy_data; /* cable length */
 386                 e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT,
 387                                     IGP01E1000_PHY_AGC_D);
 388                 e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_D &
 389                                    IGP01E1000_PHY_PAGE_SELECT, &phy_data);
 390                 regs_buff[16] = (uint32_t)phy_data; /* cable length */
 391                 regs_buff[17] = 0; /* extended 10bt distance (not needed) */
 392                 e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, 0x0);
 393                 e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_STATUS &
 394                                    IGP01E1000_PHY_PAGE_SELECT, &phy_data);
 395                 regs_buff[18] = (uint32_t)phy_data; /* cable polarity */
 396                 e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT,
 397                                     IGP01E1000_PHY_PCS_INIT_REG);
 398                 e1000_read_phy_reg(hw, IGP01E1000_PHY_PCS_INIT_REG &
 399                                    IGP01E1000_PHY_PAGE_SELECT, &phy_data);
 400                 regs_buff[19] = (uint32_t)phy_data; /* cable polarity */
 401                 regs_buff[20] = 0; /* polarity correction enabled (always) */
 402                 regs_buff[22] = 0; /* phy receive errors (unavailable) */
 403                 regs_buff[23] = regs_buff[18]; /* mdix mode */
 404                 e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, 0x0);
 405         } else {
 406                 e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
 407                 regs_buff[13] = (uint32_t)phy_data; /* cable length */
 408                 regs_buff[14] = 0;  /* Dummy (to align w/ IGP phy reg dump) */
 409                 regs_buff[15] = 0;  /* Dummy (to align w/ IGP phy reg dump) */
 410                 regs_buff[16] = 0;  /* Dummy (to align w/ IGP phy reg dump) */
 411                 e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
 412                 regs_buff[17] = (uint32_t)phy_data; /* extended 10bt distance */
 413                 regs_buff[18] = regs_buff[13]; /* cable polarity */
 414                 regs_buff[19] = 0;  /* Dummy (to align w/ IGP phy reg dump) */
 415                 regs_buff[20] = regs_buff[17]; /* polarity correction */
 416                 /* phy receive errors */
 417                 regs_buff[22] = adapter->phy_stats.receive_errors;
 418                 regs_buff[23] = regs_buff[13]; /* mdix mode */
 419         }
 420         regs_buff[21] = adapter->phy_stats.idle_errors;  /* phy idle errors */
 421         e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_data);
 422         regs_buff[24] = (uint32_t)phy_data;  /* phy local receiver status */
 423         regs_buff[25] = regs_buff[24];  /* phy remote receiver status */
 424         if(hw->mac_type >= e1000_82540 &&
 425            hw->media_type == e1000_media_type_copper) {
 426                 regs_buff[26] = E1000_READ_REG(hw, MANC);
 427         }
 428 }
 429
 430 static int
 431 e1000_get_eeprom_len(struct net_device *netdev)
 432 {
 433         struct e1000_adapter *adapter = netdev->priv;
 434         return adapter->hw.eeprom.word_size * 2;
 435 }
 436
 437 static int
 438 e1000_get_eeprom(struct net_device *netdev,
 439                       struct ethtool_eeprom *eeprom, uint8_t *bytes)
 440 {
 441         struct e1000_adapter *adapter = netdev->priv;
 442         struct e1000_hw *hw = &adapter->hw;
 443         uint16_t *eeprom_buff;
 444         int first_word, last_word;
 445         int ret_val = 0;
 446         uint16_t i;
 447
 448         if(eeprom->len == 0)
 449                 return -EINVAL;
 450
 451         eeprom->magic = hw->vendor_id | (hw->device_id << 16);
 452
 453         first_word = eeprom->offset >> 1;
 454         last_word = (eeprom->offset + eeprom->len - 1) >> 1;
 455
 456         eeprom_buff = kmalloc(sizeof(uint16_t) *
 457                         (last_word - first_word + 1), GFP_KERNEL);
 458         if(!eeprom_buff)
 459                 return -ENOMEM;
 460
 461         if(hw->eeprom.type == e1000_eeprom_spi)
 462                 ret_val = e1000_read_eeprom(hw, first_word,
 463                                             last_word - first_word + 1,
 464                                             eeprom_buff);
 465         else {
 466                 for (i = 0; i < last_word - first_word + 1; i++)
 467                         if((ret_val = e1000_read_eeprom(hw, first_word + i, 1,
 468                                                         &eeprom_buff[i])))
 469                                 break;
 470         }
 471
 472         /* Device's eeprom is always little-endian, word addressable */
 473         for (i = 0; i < last_word - first_word + 1; i++)
 474                 le16_to_cpus(&eeprom_buff[i]);
 475
 476         memcpy(bytes, (uint8_t *)eeprom_buff + (eeprom->offset & 1),
 477                         eeprom->len);
 478         kfree(eeprom_buff);
 479
 480         return ret_val;
 481 }
 482
 483 static int
 484 e1000_set_eeprom(struct net_device *netdev,
 485                       struct ethtool_eeprom *eeprom, uint8_t *bytes)
 486 {
 487         struct e1000_adapter *adapter = netdev->priv;
 488         struct e1000_hw *hw = &adapter->hw;
 489         uint16_t *eeprom_buff;
 490         void *ptr;
 491         int max_len, first_word, last_word, ret_val = 0;
 492         uint16_t i;
 493
 494         if(eeprom->len == 0)
 495                 return -EOPNOTSUPP;
 496
 497         if(eeprom->magic != (hw->vendor_id | (hw->device_id << 16)))
 498                 return -EFAULT;
 499
 500         max_len = hw->eeprom.word_size * 2;
 501
 502         first_word = eeprom->offset >> 1;
 503         last_word = (eeprom->offset + eeprom->len - 1) >> 1;
 504         eeprom_buff = kmalloc(max_len, GFP_KERNEL);
 505         if(!eeprom_buff)
 506                 return -ENOMEM;
 507
 508         ptr = (void *)eeprom_buff;
 509
 510         if(eeprom->offset & 1) {
 511                 /* need read/modify/write of first changed EEPROM word */
 512                 /* only the second byte of the word is being modified */
 513                 ret_val = e1000_read_eeprom(hw, first_word, 1,
 514                                             &eeprom_buff[0]);
 515                 ptr++;
 516         }
 517         if(((eeprom->offset + eeprom->len) & 1) && (ret_val == 0)) {
 518                 /* need read/modify/write of last changed EEPROM word */
 519                 /* only the first byte of the word is being modified */
 520                 ret_val = e1000_read_eeprom(hw, last_word, 1,
 521                                   &eeprom_buff[last_word - first_word]);
 522         }
 523
 524         /* Device's eeprom is always little-endian, word addressable */
 525         for (i = 0; i < last_word - first_word + 1; i++)
 526                 le16_to_cpus(&eeprom_buff[i]);
 527
 528         memcpy(ptr, bytes, eeprom->len);
 529
 530         for (i = 0; i < last_word - first_word + 1; i++)
 531                 eeprom_buff[i] = cpu_to_le16(eeprom_buff[i]);
 532
 533         ret_val = e1000_write_eeprom(hw, first_word,
 534                                      last_word - first_word + 1, eeprom_buff);
 535
 536         /* Update the checksum over the first part of the EEPROM if needed */
 537         if((ret_val == 0) && first_word <= EEPROM_CHECKSUM_REG)
 538                 e1000_update_eeprom_checksum(hw);
 539
 540         kfree(eeprom_buff);
 541         return ret_val;
 542 }
 543
 544 static void
 545 e1000_get_drvinfo(struct net_device *netdev,
 546                        struct ethtool_drvinfo *drvinfo)
 547 {
 548         struct e1000_adapter *adapter = netdev->priv;
 549
 550         strncpy(drvinfo->driver,  e1000_driver_name, 32);
 551         strncpy(drvinfo->version, e1000_driver_version, 32);
 552         strncpy(drvinfo->fw_version, "N/A", 32);
 553         strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
 554         drvinfo->n_stats = E1000_STATS_LEN;
 555         drvinfo->testinfo_len = E1000_TEST_LEN;
 556         drvinfo->regdump_len = e1000_get_regs_len(netdev);
 557         drvinfo->eedump_len = e1000_get_eeprom_len(netdev);
 558 }
 559
 560 static void
 561 e1000_get_ringparam(struct net_device *netdev,
 562                     struct ethtool_ringparam *ring)
 563 {
 564         struct e1000_adapter *adapter = netdev->priv;
 565         e1000_mac_type mac_type = adapter->hw.mac_type;
 566         struct e1000_desc_ring *txdr = &adapter->tx_ring;
 567         struct e1000_desc_ring *rxdr = &adapter->rx_ring;
 568
 569         ring->rx_max_pending = (mac_type < e1000_82544) ? E1000_MAX_RXD :
 570                 E1000_MAX_82544_RXD;
 571         ring->tx_max_pending = (mac_type < e1000_82544) ? E1000_MAX_TXD :
 572                 E1000_MAX_82544_TXD;
 573         ring->rx_mini_max_pending = 0;
 574         ring->rx_jumbo_max_pending = 0;
 575         ring->rx_pending = rxdr->count;
 576         ring->tx_pending = txdr->count;
 577         ring->rx_mini_pending = 0;
 578         ring->rx_jumbo_pending = 0;
 579 }
 580
 581 static int
 582 e1000_set_ringparam(struct net_device *netdev,
 583                     struct ethtool_ringparam *ring)
 584 {
 585         struct e1000_adapter *adapter = netdev->priv;
 586         e1000_mac_type mac_type = adapter->hw.mac_type;
 587         struct e1000_desc_ring *txdr = &adapter->tx_ring;
 588         struct e1000_desc_ring *rxdr = &adapter->rx_ring;
 589         struct e1000_desc_ring tx_old, tx_new, rx_old, rx_new;
 590         int err;
 591
 592         tx_old = adapter->tx_ring;
 593         rx_old = adapter->rx_ring;
 594
 595         if(netif_running(adapter->netdev))
 596                 e1000_down(adapter);
 597
 598         rxdr->count = max(ring->rx_pending,(uint32_t)E1000_MIN_RXD);
 599         rxdr->count = min(rxdr->count,(uint32_t)(mac_type < e1000_82544 ?
 600                 E1000_MAX_RXD : E1000_MAX_82544_RXD));
 601         E1000_ROUNDUP(rxdr->count, REQ_RX_DESCRIPTOR_MULTIPLE);
 602
 603         txdr->count = max(ring->tx_pending,(uint32_t)E1000_MIN_TXD);
 604         txdr->count = min(txdr->count,(uint32_t)(mac_type < e1000_82544 ?
 605                 E1000_MAX_TXD : E1000_MAX_82544_TXD));
 606         E1000_ROUNDUP(txdr->count, REQ_TX_DESCRIPTOR_MULTIPLE);
 607
 608         if(netif_running(adapter->netdev)) {
 609                 /* Try to get new resources before deleting old */
 610                 if((err = e1000_setup_rx_resources(adapter)))
 611                         goto err_setup_rx;
 612                 if((err = e1000_setup_tx_resources(adapter)))
 613                         goto err_setup_tx;
 614
 615                 /* save the new, restore the old in order to free it,
 616                  * then restore the new back again */
 617
 618                 rx_new = adapter->rx_ring;
 619                 tx_new = adapter->tx_ring;
 620                 adapter->rx_ring = rx_old;
 621                 adapter->tx_ring = tx_old;
 622                 e1000_free_rx_resources(adapter);
 623                 e1000_free_tx_resources(adapter);
 624                 adapter->rx_ring = rx_new;
 625                 adapter->tx_ring = tx_new;
 626                 if((err = e1000_up(adapter)))
 627                         return err;
 628         }
 629
 630         return 0;
 631 err_setup_tx:
 632         e1000_free_rx_resources(adapter);
 633 err_setup_rx:
 634         adapter->rx_ring = rx_old;
 635         adapter->tx_ring = tx_old;
 636         e1000_up(adapter);
 637         return err;
 638 }
 639
 640
 641 #define REG_PATTERN_TEST(R, M, W)                                              \
 642 {                                                                              \
 643         uint32_t pat, value;                                                   \
 644         uint32_t test[] =                                                      \
 645                 {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF};              \
 646         for(pat = 0; pat < sizeof(test)/sizeof(test[0]); pat++) {              \
 647                 E1000_WRITE_REG(&adapter->hw, R, (test[pat] & W));             \
 648                 value = E1000_READ_REG(&adapter->hw, R);                       \
 649                 if(value != (test[pat] & W & M)) {                             \
 650                         *data = (adapter->hw.mac_type < e1000_82543) ?         \
 651                                 E1000_82542_##R : E1000_##R;                   \
 652                         return 1;                                              \
 653                 }                                                              \
 654         }                                                                      \
 655 }
 656
 657 #define REG_SET_AND_CHECK(R, M, W)                                             \
 658 {                                                                              \
 659         uint32_t value;                                                        \
 660         E1000_WRITE_REG(&adapter->hw, R, W & M);                               \
 661         value = E1000_READ_REG(&adapter->hw, R);                               \
 662         if ((W & M) != (value & M)) {                                          \
 663                 *data = (adapter->hw.mac_type < e1000_82543) ?                 \
 664                         E1000_82542_##R : E1000_##R;                           \
 665                 return 1;                                                      \
 666         }                                                                      \
 667 }
 668
 669 static int
 670 e1000_reg_test(struct e1000_adapter *adapter, uint64_t *data)
 671 {
 672         uint32_t value;
 673         uint32_t i;
 674
 675         /* The status register is Read Only, so a write should fail.
 676          * Some bits that get toggled are ignored.
 677          */
 678         value = (E1000_READ_REG(&adapter->hw, STATUS) & (0xFFFFF833));
 679         E1000_WRITE_REG(&adapter->hw, STATUS, (0xFFFFFFFF));
 680         if(value != (E1000_READ_REG(&adapter->hw, STATUS) & (0xFFFFF833))) {
 681                 *data = 1;
 682                 return 1;
 683         }
 684
 685         REG_PATTERN_TEST(FCAL, 0xFFFFFFFF, 0xFFFFFFFF);
 686         REG_PATTERN_TEST(FCAH, 0x0000FFFF, 0xFFFFFFFF);
 687         REG_PATTERN_TEST(FCT, 0x0000FFFF, 0xFFFFFFFF);
 688         REG_PATTERN_TEST(VET, 0x0000FFFF, 0xFFFFFFFF);
 689         REG_PATTERN_TEST(RDTR, 0x0000FFFF, 0xFFFFFFFF);
 690         REG_PATTERN_TEST(RDBAH, 0xFFFFFFFF, 0xFFFFFFFF);
 691         REG_PATTERN_TEST(RDLEN, 0x000FFF80, 0x000FFFFF);
 692         REG_PATTERN_TEST(RDH, 0x0000FFFF, 0x0000FFFF);
 693         REG_PATTERN_TEST(RDT, 0x0000FFFF, 0x0000FFFF);
 694         REG_PATTERN_TEST(FCRTH, 0x0000FFF8, 0x0000FFF8);
 695         REG_PATTERN_TEST(FCTTV, 0x0000FFFF, 0x0000FFFF);
 696         REG_PATTERN_TEST(TIPG, 0x3FFFFFFF, 0x3FFFFFFF);
 697         REG_PATTERN_TEST(TDBAH, 0xFFFFFFFF, 0xFFFFFFFF);
 698         REG_PATTERN_TEST(TDLEN, 0x000FFF80, 0x000FFFFF);
 699
 700         REG_SET_AND_CHECK(RCTL, 0xFFFFFFFF, 0x00000000);
 701         REG_SET_AND_CHECK(RCTL, 0x06DFB3FE, 0x003FFFFB);
 702         REG_SET_AND_CHECK(TCTL, 0xFFFFFFFF, 0x00000000);
 703
 704         if(adapter->hw.mac_type >= e1000_82543) {
 705
 706                 REG_SET_AND_CHECK(RCTL, 0x06DFB3FE, 0xFFFFFFFF);
 707                 REG_PATTERN_TEST(RDBAL, 0xFFFFFFF0, 0xFFFFFFFF);
 708                 REG_PATTERN_TEST(TXCW, 0xC000FFFF, 0x0000FFFF);
 709                 REG_PATTERN_TEST(TDBAL, 0xFFFFFFF0, 0xFFFFFFFF);
 710                 REG_PATTERN_TEST(TIDV, 0x0000FFFF, 0x0000FFFF);
 711
 712                 for(i = 0; i < E1000_RAR_ENTRIES; i++) {
 713                         REG_PATTERN_TEST(RA + ((i << 1) << 2), 0xFFFFFFFF,
 714                                          0xFFFFFFFF);
 715                         REG_PATTERN_TEST(RA + (((i << 1) + 1) << 2), 0x8003FFFF,
 716                                          0xFFFFFFFF);
 717                 }
 718
 719         } else {
 720
 721                 REG_SET_AND_CHECK(RCTL, 0xFFFFFFFF, 0x01FFFFFF);
 722                 REG_PATTERN_TEST(RDBAL, 0xFFFFF000, 0xFFFFFFFF);
 723                 REG_PATTERN_TEST(TXCW, 0x0000FFFF, 0x0000FFFF);
 724                 REG_PATTERN_TEST(TDBAL, 0xFFFFF000, 0xFFFFFFFF);
 725
 726         }
 727
 728         for(i = 0; i < E1000_MC_TBL_SIZE; i++)
 729                 REG_PATTERN_TEST(MTA + (i << 2), 0xFFFFFFFF, 0xFFFFFFFF);
 730
 731         *data = 0;
 732         return 0;
 733 }
 734
 735 static int
 736 e1000_eeprom_test(struct e1000_adapter *adapter, uint64_t *data)
 737 {
 738         uint16_t temp;
 739         uint16_t checksum = 0;
 740         uint16_t i;
 741
 742         *data = 0;
 743         /* Read and add up the contents of the EEPROM */
 744         for(i = 0; i < (EEPROM_CHECKSUM_REG + 1); i++) {
 745                 if((e1000_read_eeprom(&adapter->hw, i, 1, &temp)) < 0) {
 746                         *data = 1;
 747                         break;
 748                 }
 749                 checksum += temp;
 750         }
 751
 752         /* If Checksum is not Correct return error else test passed */
 753         if((checksum != (uint16_t) EEPROM_SUM) && !(*data))
 754                 *data = 2;
 755
 756         return *data;
 757 }
 758
 759 static irqreturn_t
 760 e1000_test_intr(int irq,
 761                 void *data,
 762                 struct pt_regs *regs)
 763 {
 764         struct net_device *netdev = (struct net_device *) data;
 765         struct e1000_adapter *adapter = netdev->priv;
 766
 767         adapter->test_icr |= E1000_READ_REG(&adapter->hw, ICR);
 768
 769         return IRQ_HANDLED;
 770 }
 771
 772 static int
 773 e1000_intr_test(struct e1000_adapter *adapter, uint64_t *data)
 774 {
 775         struct net_device *netdev = adapter->netdev;
 776         uint32_t icr, mask, i=0, shared_int = TRUE;
 777         uint32_t irq = adapter->pdev->irq;
 778
 779         *data = 0;
 780
 781         /* Hook up test interrupt handler just for this test */
 782         if(!request_irq(irq, &e1000_test_intr, 0, netdev->name, netdev)) {
 783                 shared_int = FALSE;
 784         } else if(request_irq(irq, &e1000_test_intr, SA_SHIRQ, netdev->name, netdev)){
 785                 *data = 1;
 786                 return -1;
 787         }
 788
 789         /* Disable all the interrupts */
 790         E1000_WRITE_REG(&adapter->hw, IMC, 0xFFFFFFFF);
 791         msec_delay(10);
 792
 793         /* Interrupts are disabled, so read interrupt cause
 794          * register (icr) twice to verify that there are no interrupts
 795          * pending.  icr is clear on read.
 796          */
 797         icr = E1000_READ_REG(&adapter->hw, ICR);
 798         icr = E1000_READ_REG(&adapter->hw, ICR);
 799
 800         if(icr != 0) {
 801                 /* if icr is non-zero, there is no point
 802                  * running other interrupt tests.
 803                  */
 804                 *data = 2;
 805                 i = 10;
 806         }
 807
 808         /* Test each interrupt */
 809         for(; i < 10; i++) {
 810
 811                 /* Interrupt to test */
 812                 mask = 1 << i;
 813
 814                 if(!shared_int) {
 815                         /* Disable the interrupt to be reported in
 816                          * the cause register and then force the same
 817                          * interrupt and see if one gets posted.  If
 818                          * an interrupt was posted to the bus, the
 819                          * test failed.
 820                          */
 821                         adapter->test_icr = 0;
 822                         E1000_WRITE_REG(&adapter->hw, IMC, mask);
 823                         E1000_WRITE_REG(&adapter->hw, ICS, mask);
 824                         msec_delay(10);
 825
 826                         if(adapter->test_icr & mask) {
 827                                 *data = 3;
 828                                 break;
 829                         }
 830                 }
 831
 832                 /* Enable the interrupt to be reported in
 833                  * the cause register and then force the same
 834                  * interrupt and see if one gets posted.  If
 835                  * an interrupt was not posted to the bus, the
 836                  * test failed.
 837                  */
 838                 adapter->test_icr = 0;
 839                 E1000_WRITE_REG(&adapter->hw, IMS, mask);
 840                 E1000_WRITE_REG(&adapter->hw, ICS, mask);
 841                 msec_delay(10);
 842
 843                 if(!(adapter->test_icr & mask)) {
 844                         *data = 4;
 845                         break;
 846                 }
 847
 848                 if(!shared_int) {
 849                         /* Disable the other interrupts to be reported in
 850                          * the cause register and then force the other
 851                          * interrupts and see if any get posted.  If
 852                          * an interrupt was posted to the bus, the
 853                          * test failed.
 854                          */
 855                         adapter->test_icr = 0;
 856                         E1000_WRITE_REG(&adapter->hw, IMC, ~mask);
 857                         E1000_WRITE_REG(&adapter->hw, ICS, ~mask);
 858                         msec_delay(10);
 859
 860                         if(adapter->test_icr) {
 861                                 *data = 5;
 862                                 break;
 863                         }
 864                 }
 865         }
 866
 867         /* Disable all the interrupts */
 868         E1000_WRITE_REG(&adapter->hw, IMC, 0xFFFFFFFF);
 869         msec_delay(10);
 870
 871         /* Unhook test interrupt handler */
 872         free_irq(irq, netdev);
 873
 874         return *data;
 875 }
 876
 877 static void
 878 e1000_free_desc_rings(struct e1000_adapter *adapter)
 879 {
 880         struct e1000_desc_ring *txdr = &adapter->test_tx_ring;
 881         struct e1000_desc_ring *rxdr = &adapter->test_rx_ring;
 882         struct pci_dev *pdev = adapter->pdev;
 883         int i;
 884
 885         if(txdr->desc && txdr->buffer_info) {
 886                 for(i = 0; i < txdr->count; i++) {
 887                         if(txdr->buffer_info[i].dma)
 888                                 pci_unmap_single(pdev, txdr->buffer_info[i].dma,
 889                                                  txdr->buffer_info[i].length,
 890                                                  PCI_DMA_TODEVICE);
 891                         if(txdr->buffer_info[i].skb)
 892                                 dev_kfree_skb(txdr->buffer_info[i].skb);
 893                 }
 894         }
 895
 896         if(rxdr->desc && rxdr->buffer_info) {
 897                 for(i = 0; i < rxdr->count; i++) {
 898                         if(rxdr->buffer_info[i].dma)
 899                                 pci_unmap_single(pdev, rxdr->buffer_info[i].dma,
 900                                                  rxdr->buffer_info[i].length,
 901                                                  PCI_DMA_FROMDEVICE);
 902                         if(rxdr->buffer_info[i].skb)
 903                                 dev_kfree_skb(rxdr->buffer_info[i].skb);
 904                 }
 905         }
 906
 907         if(txdr->desc)
 908                 pci_free_consistent(pdev, txdr->size, txdr->desc, txdr->dma);
 909         if(rxdr->desc)
 910                 pci_free_consistent(pdev, rxdr->size, rxdr->desc, rxdr->dma);
 911
 912         if(txdr->buffer_info)
 913                 kfree(txdr->buffer_info);
 914         if(rxdr->buffer_info)
 915                 kfree(rxdr->buffer_info);
 916
 917         return;
 918 }
 919
 920 static int
 921 e1000_setup_desc_rings(struct e1000_adapter *adapter)
 922 {
 923         struct e1000_desc_ring *txdr = &adapter->test_tx_ring;
 924         struct e1000_desc_ring *rxdr = &adapter->test_rx_ring;
 925         struct pci_dev *pdev = adapter->pdev;
 926         uint32_t rctl;
 927         int size, i, ret_val;
 928
 929         /* Setup Tx descriptor ring and Tx buffers */
 930
 931         txdr->count = 80;
 932
 933         size = txdr->count * sizeof(struct e1000_buffer);
 934         if(!(txdr->buffer_info = kmalloc(size, GFP_KERNEL))) {
 935                 ret_val = 1;
 936                 goto err_nomem;
 937         }
 938         memset(txdr->buffer_info, 0, size);
 939
 940         txdr->size = txdr->count * sizeof(struct e1000_tx_desc);
 941         E1000_ROUNDUP(txdr->size, 4096);
 942         if(!(txdr->desc = pci_alloc_consistent(pdev, txdr->size, &txdr->dma))) {
 943                 ret_val = 2;
 944                 goto err_nomem;
 945         }
 946         memset(txdr->desc, 0, txdr->size);
 947         txdr->next_to_use = txdr->next_to_clean = 0;
 948
 949         E1000_WRITE_REG(&adapter->hw, TDBAL,
 950                         ((uint64_t) txdr->dma & 0x00000000FFFFFFFF));
 951         E1000_WRITE_REG(&adapter->hw, TDBAH, ((uint64_t) txdr->dma >> 32));
 952         E1000_WRITE_REG(&adapter->hw, TDLEN,
 953                         txdr->count * sizeof(struct e1000_tx_desc));
 954         E1000_WRITE_REG(&adapter->hw, TDH, 0);
 955         E1000_WRITE_REG(&adapter->hw, TDT, 0);
 956         E1000_WRITE_REG(&adapter->hw, TCTL,
 957                         E1000_TCTL_PSP | E1000_TCTL_EN |
 958                         E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT |
 959                         E1000_FDX_COLLISION_DISTANCE << E1000_COLD_SHIFT);
 960
 961         for(i = 0; i < txdr->count; i++) {
 962                 struct e1000_tx_desc *tx_desc = E1000_TX_DESC(*txdr, i);
 963                 struct sk_buff *skb;
 964                 unsigned int size = 1024;
 965
 966                 if(!(skb = alloc_skb(size, GFP_KERNEL))) {
 967                         ret_val = 3;
 968                         goto err_nomem;
 969                 }
 970                 skb_put(skb, size);
 971                 txdr->buffer_info[i].skb = skb;
 972                 txdr->buffer_info[i].length = skb->len;
 973                 txdr->buffer_info[i].dma =
 974                         pci_map_single(pdev, skb->data, skb->len,
 975                                        PCI_DMA_TODEVICE);
 976                 tx_desc->buffer_addr = cpu_to_le64(txdr->buffer_info[i].dma);
 977                 tx_desc->lower.data = cpu_to_le32(skb->len);
 978                 tx_desc->lower.data |= cpu_to_le32(E1000_TXD_CMD_EOP |
 979                                                    E1000_TXD_CMD_IFCS |
 980                                                    E1000_TXD_CMD_RPS);
 981                 tx_desc->upper.data = 0;
 982         }
 983
 984         /* Setup Rx descriptor ring and Rx buffers */
 985
 986         rxdr->count = 80;
 987
 988         size = rxdr->count * sizeof(struct e1000_buffer);
 989         if(!(rxdr->buffer_info = kmalloc(size, GFP_KERNEL))) {
 990                 ret_val = 4;
 991                 goto err_nomem;
 992         }
 993         memset(rxdr->buffer_info, 0, size);
 994
 995         rxdr->size = rxdr->count * sizeof(struct e1000_rx_desc);
 996         if(!(rxdr->desc = pci_alloc_consistent(pdev, rxdr->size, &rxdr->dma))) {
 997                 ret_val = 5;
 998                 goto err_nomem;
 999         }
1000         memset(rxdr->desc, 0, rxdr->size);
1001         rxdr->next_to_use = rxdr->next_to_clean = 0;
1002
1003         rctl = E1000_READ_REG(&adapter->hw, RCTL);
1004         E1000_WRITE_REG(&adapter->hw, RCTL, rctl & ~E1000_RCTL_EN);
1005         E1000_WRITE_REG(&adapter->hw, RDBAL,
1006                         ((uint64_t) rxdr->dma & 0xFFFFFFFF));
1007         E1000_WRITE_REG(&adapter->hw, RDBAH, ((uint64_t) rxdr->dma >> 32));
1008         E1000_WRITE_REG(&adapter->hw, RDLEN, rxdr->size);
1009         E1000_WRITE_REG(&adapter->hw, RDH, 0);
1010         E1000_WRITE_REG(&adapter->hw, RDT, 0);
1011         rctl = E1000_RCTL_EN | E1000_RCTL_BAM | E1000_RCTL_SZ_2048 |
1012                 E1000_RCTL_LBM_NO | E1000_RCTL_RDMTS_HALF |
1013                 (adapter->hw.mc_filter_type << E1000_RCTL_MO_SHIFT);
1014         E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
1015
1016         for(i = 0; i < rxdr->count; i++) {
1017                 struct e1000_rx_desc *rx_desc = E1000_RX_DESC(*rxdr, i);
1018                 struct sk_buff *skb;
1019
1020                 if(!(skb = alloc_skb(E1000_RXBUFFER_2048 + NET_IP_ALIGN,
1021                                      GFP_KERNEL))) {
1022                         ret_val = 6;
1023                         goto err_nomem;
1024                 }
1025                 skb_reserve(skb, NET_IP_ALIGN);
1026                 rxdr->buffer_info[i].skb = skb;
1027                 rxdr->buffer_info[i].length = E1000_RXBUFFER_2048;
1028                 rxdr->buffer_info[i].dma =
1029                         pci_map_single(pdev, skb->data, E1000_RXBUFFER_2048,
1030                                        PCI_DMA_FROMDEVICE);
1031                 rx_desc->buffer_addr = cpu_to_le64(rxdr->buffer_info[i].dma);
1032                 memset(skb->data, 0x00, skb->len);
1033         }
1034
1035         return 0;
1036
1037 err_nomem:
1038         e1000_free_desc_rings(adapter);
1039         return ret_val;
1040 }
1041
1042 static void
1043 e1000_phy_disable_receiver(struct e1000_adapter *adapter)
1044 {
1045         /* Write out to PHY registers 29 and 30 to disable the Receiver. */
1046         e1000_write_phy_reg(&adapter->hw, 29, 0x001F);
1047         e1000_write_phy_reg(&adapter->hw, 30, 0x8FFC);
1048         e1000_write_phy_reg(&adapter->hw, 29, 0x001A);
1049         e1000_write_phy_reg(&adapter->hw, 30, 0x8FF0);
1050 }
1051
1052 static void
1053 e1000_phy_reset_clk_and_crs(struct e1000_adapter *adapter)
1054 {
1055         uint16_t phy_reg;
1056
1057         /* Because we reset the PHY above, we need to re-force TX_CLK in the
1058          * Extended PHY Specific Control Register to 25MHz clock.  This
1059          * value defaults back to a 2.5MHz clock when the PHY is reset.
1060          */
1061         e1000_read_phy_reg(&adapter->hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_reg);
1062         phy_reg |= M88E1000_EPSCR_TX_CLK_25;
1063         e1000_write_phy_reg(&adapter->hw,
1064                 M88E1000_EXT_PHY_SPEC_CTRL, phy_reg);
1065
1066         /* In addition, because of the s/w reset above, we need to enable
1067          * CRS on TX.  This must be set for both full and half duplex
1068          * operation.
1069          */
1070         e1000_read_phy_reg(&adapter->hw, M88E1000_PHY_SPEC_CTRL, &phy_reg);
1071         phy_reg |= M88E1000_PSCR_ASSERT_CRS_ON_TX;
1072         e1000_write_phy_reg(&adapter->hw,
1073                 M88E1000_PHY_SPEC_CTRL, phy_reg);
1074 }
1075
1076 static int
1077 e1000_nonintegrated_phy_loopback(struct e1000_adapter *adapter)
1078 {
1079         uint32_t ctrl_reg;
1080         uint16_t phy_reg;
1081
1082         /* Setup the Device Control Register for PHY loopback test. */
1083
1084         ctrl_reg = E1000_READ_REG(&adapter->hw, CTRL);
1085         ctrl_reg |= (E1000_CTRL_ILOS |          /* Invert Loss-Of-Signal */
1086                      E1000_CTRL_FRCSPD |        /* Set the Force Speed Bit */
1087                      E1000_CTRL_FRCDPX |        /* Set the Force Duplex Bit */
1088                      E1000_CTRL_SPD_1000 |      /* Force Speed to 1000 */
1089                      E1000_CTRL_FD);            /* Force Duplex to FULL */
1090
1091         E1000_WRITE_REG(&adapter->hw, CTRL, ctrl_reg);
1092
1093         /* Read the PHY Specific Control Register (0x10) */
1094         e1000_read_phy_reg(&adapter->hw, M88E1000_PHY_SPEC_CTRL, &phy_reg);
1095
1096         /* Clear Auto-Crossover bits in PHY Specific Control Register
1097          * (bits 6:5).
1098          */
1099         phy_reg &= ~M88E1000_PSCR_AUTO_X_MODE;
1100         e1000_write_phy_reg(&adapter->hw, M88E1000_PHY_SPEC_CTRL, phy_reg);
1101
1102         /* Perform software reset on the PHY */
1103         e1000_phy_reset(&adapter->hw);
1104
1105         /* Have to setup TX_CLK and TX_CRS after software reset */
1106         e1000_phy_reset_clk_and_crs(adapter);
1107
1108         e1000_write_phy_reg(&adapter->hw, PHY_CTRL, 0x8100);
1109
1110         /* Wait for reset to complete. */
1111         udelay(500);
1112
1113         /* Have to setup TX_CLK and TX_CRS after software reset */
1114         e1000_phy_reset_clk_and_crs(adapter);
1115
1116         /* Write out to PHY registers 29 and 30 to disable the Receiver. */
1117         e1000_phy_disable_receiver(adapter);
1118
1119         /* Set the loopback bit in the PHY control register. */
1120         e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &phy_reg);
1121         phy_reg |= MII_CR_LOOPBACK;
1122         e1000_write_phy_reg(&adapter->hw, PHY_CTRL, phy_reg);
1123
1124         /* Setup TX_CLK and TX_CRS one more time. */
1125         e1000_phy_reset_clk_and_crs(adapter);
1126
1127         /* Check Phy Configuration */
1128         e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &phy_reg);
1129         if(phy_reg != 0x4100)
1130                  return 9;
1131
1132         e1000_read_phy_reg(&adapter->hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_reg);
1133         if(phy_reg != 0x0070)
1134                 return 10;
1135
1136         e1000_read_phy_reg(&adapter->hw, 29, &phy_reg);
1137         if(phy_reg != 0x001A)
1138                 return 11;
1139
1140         return 0;
1141 }
1142
1143 static int
1144 e1000_integrated_phy_loopback(struct e1000_adapter *adapter)
1145 {
1146         uint32_t ctrl_reg = 0;
1147         uint32_t stat_reg = 0;
1148
1149         adapter->hw.autoneg = FALSE;
1150
1151         if(adapter->hw.phy_type == e1000_phy_m88) {
1152                 /* Auto-MDI/MDIX Off */
1153                 e1000_write_phy_reg(&adapter->hw,
1154                                     M88E1000_PHY_SPEC_CTRL, 0x0808);
1155                 /* reset to update Auto-MDI/MDIX */
1156                 e1000_write_phy_reg(&adapter->hw, PHY_CTRL, 0x9140);
1157                 /* autoneg off */
1158                 e1000_write_phy_reg(&adapter->hw, PHY_CTRL, 0x8140);
1159         }
1160         /* force 1000, set loopback */
1161         e1000_write_phy_reg(&adapter->hw, PHY_CTRL, 0x4140);
1162
1163         /* Now set up the MAC to the same speed/duplex as the PHY. */
1164         ctrl_reg = E1000_READ_REG(&adapter->hw, CTRL);
1165         ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */
1166         ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */
1167                      E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */
1168                      E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */
1169                      E1000_CTRL_FD);     /* Force Duplex to FULL */
1170
1171         if(adapter->hw.media_type == e1000_media_type_copper &&
1172            adapter->hw.phy_type == e1000_phy_m88) {
1173                 ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */
1174         } else {
1175                 /* Set the ILOS bit on the fiber Nic is half
1176                  * duplex link is detected. */
1177                 stat_reg = E1000_READ_REG(&adapter->hw, STATUS);
1178                 if((stat_reg & E1000_STATUS_FD) == 0)
1179                         ctrl_reg |= (E1000_CTRL_ILOS | E1000_CTRL_SLU);
1180         }
1181
1182         E1000_WRITE_REG(&adapter->hw, CTRL, ctrl_reg);
1183
1184         /* Disable the receiver on the PHY so when a cable is plugged in, the
1185          * PHY does not begin to autoneg when a cable is reconnected to the NIC.
1186          */
1187         if(adapter->hw.phy_type == e1000_phy_m88)
1188                 e1000_phy_disable_receiver(adapter);
1189
1190         udelay(500);
1191
1192         return 0;
1193 }
1194
1195 static int
1196 e1000_set_phy_loopback(struct e1000_adapter *adapter)
1197 {
1198         uint16_t phy_reg = 0;
1199         uint16_t count = 0;
1200
1201         switch (adapter->hw.mac_type) {
1202         case e1000_82543:
1203                 if(adapter->hw.media_type == e1000_media_type_copper) {
1204                         /* Attempt to setup Loopback mode on Non-integrated PHY.
1205                          * Some PHY registers get corrupted at random, so
1206                          * attempt this 10 times.
1207                          */
1208                         while(e1000_nonintegrated_phy_loopback(adapter) &&
1209                               count++ < 10);
1210                         if(count < 11)
1211                                 return 0;
1212                 }
1213                 break;
1214
1215         case e1000_82544:
1216         case e1000_82540:
1217         case e1000_82545:
1218         case e1000_82545_rev_3:
1219         case e1000_82546:
1220         case e1000_82546_rev_3:
1221         case e1000_82541:
1222         case e1000_82541_rev_2:
1223         case e1000_82547:
1224         case e1000_82547_rev_2:
1225                 return e1000_integrated_phy_loopback(adapter);
1226                 break;
1227
1228         default:
1229                 /* Default PHY loopback work is to read the MII
1230                  * control register and assert bit 14 (loopback mode).
1231                  */
1232                 e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &phy_reg);
1233                 phy_reg |= MII_CR_LOOPBACK;
1234                 e1000_write_phy_reg(&adapter->hw, PHY_CTRL, phy_reg);
1235                 return 0;
1236                 break;
1237         }
1238
1239         return 8;
1240 }
1241
1242 static int
1243 e1000_setup_loopback_test(struct e1000_adapter *adapter)
1244 {
1245         uint32_t rctl;
1246
1247         if(adapter->hw.media_type == e1000_media_type_fiber ||
1248            adapter->hw.media_type == e1000_media_type_internal_serdes) {
1249                 if(adapter->hw.mac_type == e1000_82545 ||
1250                    adapter->hw.mac_type == e1000_82546 ||
1251                    adapter->hw.mac_type == e1000_82545_rev_3 ||
1252                    adapter->hw.mac_type == e1000_82546_rev_3)
1253                         return e1000_set_phy_loopback(adapter);
1254                 else {
1255                         rctl = E1000_READ_REG(&adapter->hw, RCTL);
1256                         rctl |= E1000_RCTL_LBM_TCVR;
1257                         E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
1258                         return 0;
1259                 }
1260         } else if(adapter->hw.media_type == e1000_media_type_copper)
1261                 return e1000_set_phy_loopback(adapter);
1262
1263         return 7;
1264 }
1265
1266 static void
1267 e1000_loopback_cleanup(struct e1000_adapter *adapter)
1268 {
1269         uint32_t rctl;
1270         uint16_t phy_reg;
1271
1272         rctl = E1000_READ_REG(&adapter->hw, RCTL);
1273         rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC);
1274         E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
1275
1276         if(adapter->hw.media_type == e1000_media_type_copper ||
1277            ((adapter->hw.media_type == e1000_media_type_fiber ||
1278              adapter->hw.media_type == e1000_media_type_internal_serdes) &&
1279             (adapter->hw.mac_type == e1000_82545 ||
1280              adapter->hw.mac_type == e1000_82546 ||
1281              adapter->hw.mac_type == e1000_82545_rev_3 ||
1282              adapter->hw.mac_type == e1000_82546_rev_3))) {
1283                 adapter->hw.autoneg = TRUE;
1284                 e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &phy_reg);
1285                 if(phy_reg & MII_CR_LOOPBACK) {
1286                         phy_reg &= ~MII_CR_LOOPBACK;
1287                         e1000_write_phy_reg(&adapter->hw, PHY_CTRL, phy_reg);
1288                         e1000_phy_reset(&adapter->hw);
1289                 }
1290         }
1291 }
1292
1293 static void
1294 e1000_create_lbtest_frame(struct sk_buff *skb, unsigned int frame_size)
1295 {
1296         memset(skb->data, 0xFF, frame_size);
1297         frame_size = (frame_size % 2) ? (frame_size - 1) : frame_size;
1298         memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
1299         memset(&skb->data[frame_size / 2 + 10], 0xBE, 1);
1300         memset(&skb->data[frame_size / 2 + 12], 0xAF, 1);
1301 }
1302
1303 static int
1304 e1000_check_lbtest_frame(struct sk_buff *skb, unsigned int frame_size)
1305 {
1306         frame_size = (frame_size % 2) ? (frame_size - 1) : frame_size;
1307         if(*(skb->data + 3) == 0xFF) {
1308                 if((*(skb->data + frame_size / 2 + 10) == 0xBE) &&
1309                    (*(skb->data + frame_size / 2 + 12) == 0xAF)) {
1310                         return 0;
1311                 }
1312         }
1313         return 13;
1314 }
1315
1316 static int
1317 e1000_run_loopback_test(struct e1000_adapter *adapter)
1318 {
1319         struct e1000_desc_ring *txdr = &adapter->test_tx_ring;
1320         struct e1000_desc_ring *rxdr = &adapter->test_rx_ring;
1321         struct pci_dev *pdev = adapter->pdev;
1322         int i;
1323
1324         E1000_WRITE_REG(&adapter->hw, RDT, rxdr->count - 1);
1325
1326         for(i = 0; i < 64; i++) {
1327                 e1000_create_lbtest_frame(txdr->buffer_info[i].skb, 1024);
1328                 pci_dma_sync_single_for_device(pdev, txdr->buffer_info[i].dma,
1329                                             txdr->buffer_info[i].length,
1330                                             PCI_DMA_TODEVICE);
1331         }
1332         E1000_WRITE_REG(&adapter->hw, TDT, i);
1333
1334         msec_delay(200);
1335
1336         pci_dma_sync_single_for_cpu(pdev, rxdr->buffer_info[0].dma,
1337                             rxdr->buffer_info[0].length, PCI_DMA_FROMDEVICE);
1338
1339         return e1000_check_lbtest_frame(rxdr->buffer_info[0].skb, 1024);
1340 }
1341
1342 static int
1343 e1000_loopback_test(struct e1000_adapter *adapter, uint64_t *data)
1344 {
1345         if((*data = e1000_setup_desc_rings(adapter))) goto err_loopback;
1346         if((*data = e1000_setup_loopback_test(adapter))) goto err_loopback;
1347         *data = e1000_run_loopback_test(adapter);
1348         e1000_loopback_cleanup(adapter);
1349         e1000_free_desc_rings(adapter);
1350 err_loopback:
1351         return *data;
1352 }
1353
1354 static int
1355 e1000_link_test(struct e1000_adapter *adapter, uint64_t *data)
1356 {
1357         *data = 0;
1358         e1000_check_for_link(&adapter->hw);
1359
1360         if(!(E1000_READ_REG(&adapter->hw, STATUS) & E1000_STATUS_LU)) {
1361                 *data = 1;
1362         }
1363         return *data;
1364 }
1365
1366 static int
1367 e1000_diag_test_count(struct net_device *netdev)
1368 {
1369         return E1000_TEST_LEN;
1370 }
1371
1372 static void
1373 e1000_diag_test(struct net_device *netdev,
1374                    struct ethtool_test *eth_test, uint64_t *data)
1375 {
1376         struct e1000_adapter *adapter = netdev->priv;
1377         boolean_t if_running = netif_running(netdev);
1378
1379         if(eth_test->flags == ETH_TEST_FL_OFFLINE) {
1380                 /* Offline tests */
1381
1382                 /* save speed, duplex, autoneg settings */
1383                 uint16_t autoneg_advertised = adapter->hw.autoneg_advertised;
1384                 uint8_t forced_speed_duplex = adapter->hw.forced_speed_duplex;
1385                 uint8_t autoneg = adapter->hw.autoneg;
1386
1387                 /* Link test performed before hardware reset so autoneg doesn't
1388                  * interfere with test result */
1389                 if(e1000_link_test(adapter, &data[4]))
1390                         eth_test->flags |= ETH_TEST_FL_FAILED;
1391
1392                 if(if_running)
1393                         e1000_down(adapter);
1394                 else
1395                         e1000_reset(adapter);
1396
1397                 if(e1000_reg_test(adapter, &data[0]))
1398                         eth_test->flags |= ETH_TEST_FL_FAILED;
1399
1400                 e1000_reset(adapter);
1401                 if(e1000_eeprom_test(adapter, &data[1]))
1402                         eth_test->flags |= ETH_TEST_FL_FAILED;
1403
1404                 e1000_reset(adapter);
1405                 if(e1000_intr_test(adapter, &data[2]))
1406                         eth_test->flags |= ETH_TEST_FL_FAILED;
1407
1408                 e1000_reset(adapter);
1409                 if(e1000_loopback_test(adapter, &data[3]))
1410                         eth_test->flags |= ETH_TEST_FL_FAILED;
1411
1412                 /* restore speed, duplex, autoneg settings */
1413                 adapter->hw.autoneg_advertised = autoneg_advertised;
1414                 adapter->hw.forced_speed_duplex = forced_speed_duplex;
1415                 adapter->hw.autoneg = autoneg;
1416
1417                 e1000_reset(adapter);
1418                 if(if_running)
1419                         e1000_up(adapter);
1420         } else {
1421                 /* Online tests */
1422                 if(e1000_link_test(adapter, &data[4]))
1423                         eth_test->flags |= ETH_TEST_FL_FAILED;
1424
1425                 /* Offline tests aren't run; pass by default */
1426                 data[0] = 0;
1427                 data[1] = 0;
1428                 data[2] = 0;
1429                 data[3] = 0;
1430         }
1431 }
1432
1433 static void
1434 e1000_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
1435 {
1436         struct e1000_adapter *adapter = netdev->priv;
1437         struct e1000_hw *hw = &adapter->hw;
1438
1439         switch(adapter->hw.device_id) {
1440         case E1000_DEV_ID_82542:
1441         case E1000_DEV_ID_82543GC_FIBER:
1442         case E1000_DEV_ID_82543GC_COPPER:
1443         case E1000_DEV_ID_82544EI_FIBER:
1444         case E1000_DEV_ID_82546EB_QUAD_COPPER:
1445                 wol->supported = 0;
1446                 wol->wolopts   = 0;
1447                 return;
1448
1449         case E1000_DEV_ID_82546EB_FIBER:
1450         case E1000_DEV_ID_82546GB_FIBER:
1451                 /* Wake events only supported on port A for dual fiber */
1452                 if(E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1) {
1453                         wol->supported = 0;
1454                         wol->wolopts   = 0;
1455                         return;
1456                 }
1457                 /* Fall Through */
1458
1459         default:
1460                 wol->supported = WAKE_UCAST | WAKE_MCAST |
1461                                  WAKE_BCAST | WAKE_MAGIC;
1462
1463                 wol->wolopts = 0;
1464                 if(adapter->wol & E1000_WUFC_EX)
1465                         wol->wolopts |= WAKE_UCAST;
1466                 if(adapter->wol & E1000_WUFC_MC)
1467                         wol->wolopts |= WAKE_MCAST;
1468                 if(adapter->wol & E1000_WUFC_BC)
1469                         wol->wolopts |= WAKE_BCAST;
1470                 if(adapter->wol & E1000_WUFC_MAG)
1471                         wol->wolopts |= WAKE_MAGIC;
1472                 return;
1473         }
1474 }
1475
1476 static int
1477 e1000_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
1478 {
1479         struct e1000_adapter *adapter = netdev->priv;
1480         struct e1000_hw *hw = &adapter->hw;
1481
1482         switch(adapter->hw.device_id) {
1483         case E1000_DEV_ID_82542:
1484         case E1000_DEV_ID_82543GC_FIBER:
1485         case E1000_DEV_ID_82543GC_COPPER:
1486         case E1000_DEV_ID_82544EI_FIBER:
1487         case E1000_DEV_ID_82546EB_QUAD_COPPER:
1488                 return wol->wolopts ? -EOPNOTSUPP : 0;
1489
1490         case E1000_DEV_ID_82546EB_FIBER:
1491         case E1000_DEV_ID_82546GB_FIBER:
1492                 /* Wake events only supported on port A for dual fiber */
1493                 if(E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)
1494                         return wol->wolopts ? -EOPNOTSUPP : 0;
1495                 /* Fall Through */
1496
1497         default:
1498                 if(wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE))
1499                         return -EOPNOTSUPP;
1500
1501                 adapter->wol = 0;
1502
1503                 if(wol->wolopts & WAKE_UCAST)
1504                         adapter->wol |= E1000_WUFC_EX;
1505                 if(wol->wolopts & WAKE_MCAST)
1506                         adapter->wol |= E1000_WUFC_MC;
1507                 if(wol->wolopts & WAKE_BCAST)
1508                         adapter->wol |= E1000_WUFC_BC;
1509                 if(wol->wolopts & WAKE_MAGIC)
1510                         adapter->wol |= E1000_WUFC_MAG;
1511         }
1512
1513         return 0;
1514 }
1515
1516 /* toggle LED 4 times per second = 2 "blinks" per second */
1517 #define E1000_ID_INTERVAL       (HZ/4)
1518
1519 /* bit defines for adapter->led_status */
1520 #define E1000_LED_ON            0
1521
1522 static void
1523 e1000_led_blink_callback(unsigned long data)
1524 {
1525         struct e1000_adapter *adapter = (struct e1000_adapter *) data;
1526
1527         if(test_and_change_bit(E1000_LED_ON, &adapter->led_status))
1528                 e1000_led_off(&adapter->hw);
1529         else
1530                 e1000_led_on(&adapter->hw);
1531
1532         mod_timer(&adapter->blink_timer, jiffies + E1000_ID_INTERVAL);
1533 }
1534
1535 static int
1536 e1000_phys_id(struct net_device *netdev, uint32_t data)
1537 {
1538         struct e1000_adapter *adapter = netdev->priv;
1539
1540         if(!data || data > (uint32_t)(MAX_SCHEDULE_TIMEOUT / HZ))
1541                 data = (uint32_t)(MAX_SCHEDULE_TIMEOUT / HZ);
1542
1543         if(!adapter->blink_timer.function) {
1544                 init_timer(&adapter->blink_timer);
1545                 adapter->blink_timer.function = e1000_led_blink_callback;
1546                 adapter->blink_timer.data = (unsigned long) adapter;
1547         }
1548
1549         e1000_setup_led(&adapter->hw);
1550         mod_timer(&adapter->blink_timer, jiffies);
1551
1552         set_current_state(TASK_INTERRUPTIBLE);
1553
1554         schedule_timeout(data * HZ);
1555         del_timer_sync(&adapter->blink_timer);
1556         e1000_led_off(&adapter->hw);
1557         clear_bit(E1000_LED_ON, &adapter->led_status);
1558         e1000_cleanup_led(&adapter->hw);
1559
1560         return 0;
1561 }
1562
1563 static int
1564 e1000_nway_reset(struct net_device *netdev)
1565 {
1566         struct e1000_adapter *adapter = netdev->priv;
1567         if(netif_running(netdev)) {
1568                 e1000_down(adapter);
1569                 e1000_up(adapter);
1570         }
1571         return 0;
1572 }
1573
1574 static int
1575 e1000_get_stats_count(struct net_device *netdev)
1576 {
1577         return E1000_STATS_LEN;
1578 }
1579
1580 static void
1581 e1000_get_ethtool_stats(struct net_device *netdev,
1582                 struct ethtool_stats *stats, uint64_t *data)
1583 {
1584         struct e1000_adapter *adapter = netdev->priv;
1585         int i;
1586
1587         e1000_update_stats(adapter);
1588         for(i = 0; i < E1000_STATS_LEN; i++) {
1589                 char *p = (char *)adapter+e1000_gstrings_stats[i].stat_offset;
1590                 data[i] = (e1000_gstrings_stats[i].sizeof_stat ==
1591                         sizeof(uint64_t)) ? *(uint64_t *)p : *(uint32_t *)p;
1592         }
1593 }
1594
1595 static void
1596 e1000_get_strings(struct net_device *netdev, uint32_t stringset, uint8_t *data)
1597 {
1598         int i;
1599
1600         switch(stringset) {
1601         case ETH_SS_TEST:
1602                 memcpy(data, *e1000_gstrings_test,
1603                         E1000_TEST_LEN*ETH_GSTRING_LEN);
1604                 break;
1605         case ETH_SS_STATS:
1606                 for (i=0; i < E1000_STATS_LEN; i++) {
1607                         memcpy(data + i * ETH_GSTRING_LEN,
1608                         e1000_gstrings_stats[i].stat_string,
1609                         ETH_GSTRING_LEN);
1610                 }
1611                 break;
1612         }
1613 }
1614
1615 struct ethtool_ops e1000_ethtool_ops = {
1616         .get_settings           = e1000_get_settings,
1617         .set_settings           = e1000_set_settings,
1618         .get_drvinfo            = e1000_get_drvinfo,
1619         .get_regs_len           = e1000_get_regs_len,
1620         .get_regs               = e1000_get_regs,
1621         .get_wol                = e1000_get_wol,
1622         .set_wol                = e1000_set_wol,
1623         .get_msglevel           = e1000_get_msglevel,
1624         .set_msglevel           = e1000_set_msglevel,
1625         .nway_reset             = e1000_nway_reset,
1626         .get_link               = ethtool_op_get_link,
1627         .get_eeprom_len         = e1000_get_eeprom_len,
1628         .get_eeprom             = e1000_get_eeprom,
1629         .set_eeprom             = e1000_set_eeprom,
1630         .get_ringparam          = e1000_get_ringparam,
1631         .set_ringparam          = e1000_set_ringparam,
1632         .get_pauseparam         = e1000_get_pauseparam,
1633         .set_pauseparam         = e1000_set_pauseparam,
1634         .get_rx_csum            = e1000_get_rx_csum,
1635         .set_rx_csum            = e1000_set_rx_csum,
1636         .get_tx_csum            = e1000_get_tx_csum,
1637         .set_tx_csum            = e1000_set_tx_csum,
1638         .get_sg                 = ethtool_op_get_sg,
1639         .set_sg                 = ethtool_op_set_sg,
1640 #ifdef NETIF_F_TSO
1641         .get_tso                = ethtool_op_get_tso,
1642         .set_tso                = e1000_set_tso,
1643 #endif
1644         .self_test_count        = e1000_diag_test_count,
1645         .self_test              = e1000_diag_test,
1646         .get_strings            = e1000_get_strings,
1647         .phys_id                = e1000_phys_id,
1648         .get_stats_count        = e1000_get_stats_count,
1649         .get_ethtool_stats      = e1000_get_ethtool_stats,
1650 };
1651
1652 void set_ethtool_ops(struct net_device *netdev)
1653 {
1654         SET_ETHTOOL_OPS(netdev, &e1000_ethtool_ops);
1655 }