drivers/net/e1000e/82571.c

   1 /*******************************************************************************
   2
   3   Intel PRO/1000 Linux driver
   4   Copyright(c) 1999 - 2007 Intel Corporation.
   5
   6   This program is free software; you can redistribute it and/or modify it
   7   under the terms and conditions of the GNU General Public License,
   8   version 2, as published by the Free Software Foundation.
   9
  10   This program is distributed in the hope it will be useful, but WITHOUT
  11   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  13   more details.
  14
  15   You should have received a copy of the GNU General Public License along with
  16   this program; if not, write to the Free Software Foundation, Inc.,
  17   51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
  18
  19   The full GNU General Public License is included in this distribution in
  20   the file called "COPYING".
  21
  22   Contact Information:
  23   Linux NICS <linux.nics@intel.com>
  24   e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
  25   Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  26
  27 *******************************************************************************/
  28
  29 /*
  30  * 82571EB Gigabit Ethernet Controller
  31  * 82571EB Gigabit Ethernet Controller (Fiber)
  32  * 82572EI Gigabit Ethernet Controller (Copper)
  33  * 82572EI Gigabit Ethernet Controller (Fiber)
  34  * 82572EI Gigabit Ethernet Controller
  35  * 82573V Gigabit Ethernet Controller (Copper)
  36  * 82573E Gigabit Ethernet Controller (Copper)
  37  * 82573L Gigabit Ethernet Controller
  38  */
  39
  40 #include <linux/netdevice.h>
  41 #include <linux/delay.h>
  42 #include <linux/pci.h>
  43
  44 #include "e1000.h"
  45
  46 #define ID_LED_RESERVED_F746 0xF746
  47 #define ID_LED_DEFAULT_82573 ((ID_LED_DEF1_DEF2 << 12) | \
  48                               (ID_LED_OFF1_ON2  <<  8) | \
  49                               (ID_LED_DEF1_DEF2 <<  4) | \
  50                               (ID_LED_DEF1_DEF2))
  51
  52 #define E1000_GCR_L1_ACT_WITHOUT_L0S_RX 0x08000000
  53
  54 static s32 e1000_get_phy_id_82571(struct e1000_hw *hw);
  55 static s32 e1000_setup_copper_link_82571(struct e1000_hw *hw);
  56 static s32 e1000_setup_fiber_serdes_link_82571(struct e1000_hw *hw);
  57 static s32 e1000_write_nvm_eewr_82571(struct e1000_hw *hw, u16 offset,
  58                                       u16 words, u16 *data);
  59 static s32 e1000_fix_nvm_checksum_82571(struct e1000_hw *hw);
  60 static void e1000_initialize_hw_bits_82571(struct e1000_hw *hw);
  61 static s32 e1000_setup_link_82571(struct e1000_hw *hw);
  62 static void e1000_clear_hw_cntrs_82571(struct e1000_hw *hw);
  63
  64 /**
  65  *  e1000_init_phy_params_82571 - Init PHY func ptrs.
  66  *  @hw: pointer to the HW structure
  67  *
  68  *  This is a function pointer entry point called by the api module.
  69  **/
  70 static s32 e1000_init_phy_params_82571(struct e1000_hw *hw)
  71 {
  72         struct e1000_phy_info *phy = &hw->phy;
  73         s32 ret_val;
  74
  75         if (hw->media_type != e1000_media_type_copper) {
  76                 phy->type = e1000_phy_none;
  77                 return 0;
  78         }
  79
  80         phy->addr                        = 1;
  81         phy->autoneg_mask                = AUTONEG_ADVERTISE_SPEED_DEFAULT;
  82         phy->reset_delay_us              = 100;
  83
  84         switch (hw->mac.type) {
  85         case e1000_82571:
  86         case e1000_82572:
  87                 phy->type                = e1000_phy_igp_2;
  88                 break;
  89         case e1000_82573:
  90                 phy->type                = e1000_phy_m88;
  91                 break;
  92         default:
  93                 return -E1000_ERR_PHY;
  94                 break;
  95         }
  96
  97         /* This can only be done after all function pointers are setup. */
  98         ret_val = e1000_get_phy_id_82571(hw);
  99
 100         /* Verify phy id */
 101         switch (hw->mac.type) {
 102         case e1000_82571:
 103         case e1000_82572:
 104                 if (phy->id != IGP01E1000_I_PHY_ID)
 105                         return -E1000_ERR_PHY;
 106                 break;
 107         case e1000_82573:
 108                 if (phy->id != M88E1111_I_PHY_ID)
 109                         return -E1000_ERR_PHY;
 110                 break;
 111         default:
 112                 return -E1000_ERR_PHY;
 113                 break;
 114         }
 115
 116         return 0;
 117 }
 118
 119 /**
 120  *  e1000_init_nvm_params_82571 - Init NVM func ptrs.
 121  *  @hw: pointer to the HW structure
 122  *
 123  *  This is a function pointer entry point called by the api module.
 124  **/
 125 static s32 e1000_init_nvm_params_82571(struct e1000_hw *hw)
 126 {
 127         struct e1000_nvm_info *nvm = &hw->nvm;
 128         u32 eecd = er32(EECD);
 129         u16 size;
 130
 131         nvm->opcode_bits = 8;
 132         nvm->delay_usec = 1;
 133         switch (nvm->override) {
 134         case e1000_nvm_override_spi_large:
 135                 nvm->page_size = 32;
 136                 nvm->address_bits = 16;
 137                 break;
 138         case e1000_nvm_override_spi_small:
 139                 nvm->page_size = 8;
 140                 nvm->address_bits = 8;
 141                 break;
 142         default:
 143                 nvm->page_size = eecd & E1000_EECD_ADDR_BITS ? 32 : 8;
 144                 nvm->address_bits = eecd & E1000_EECD_ADDR_BITS ? 16 : 8;
 145                 break;
 146         }
 147
 148         switch (hw->mac.type) {
 149         case e1000_82573:
 150                 if (((eecd >> 15) & 0x3) == 0x3) {
 151                         nvm->type = e1000_nvm_flash_hw;
 152                         nvm->word_size = 2048;
 153                         /* Autonomous Flash update bit must be cleared due
 154                          * to Flash update issue.
 155                          */
 156                         eecd &= ~E1000_EECD_AUPDEN;
 157                         ew32(EECD, eecd);
 158                         break;
 159                 }
 160                 /* Fall Through */
 161         default:
 162                 nvm->type       = e1000_nvm_eeprom_spi;
 163                 size = (u16)((eecd & E1000_EECD_SIZE_EX_MASK) >>
 164                                   E1000_EECD_SIZE_EX_SHIFT);
 165                 /* Added to a constant, "size" becomes the left-shift value
 166                  * for setting word_size.
 167                  */
 168                 size += NVM_WORD_SIZE_BASE_SHIFT;
 169                 nvm->word_size  = 1 << size;
 170                 break;
 171         }
 172
 173         return 0;
 174 }
 175
 176 /**
 177  *  e1000_init_mac_params_82571 - Init MAC func ptrs.
 178  *  @hw: pointer to the HW structure
 179  *
 180  *  This is a function pointer entry point called by the api module.
 181  **/
 182 static s32 e1000_init_mac_params_82571(struct e1000_adapter *adapter)
 183 {
 184         struct e1000_hw *hw = &adapter->hw;
 185         struct e1000_mac_info *mac = &hw->mac;
 186         struct e1000_mac_operations *func = &mac->ops;
 187
 188         /* Set media type */
 189         switch (adapter->pdev->device) {
 190         case E1000_DEV_ID_82571EB_FIBER:
 191         case E1000_DEV_ID_82572EI_FIBER:
 192         case E1000_DEV_ID_82571EB_QUAD_FIBER:
 193                 hw->media_type = e1000_media_type_fiber;
 194                 break;
 195         case E1000_DEV_ID_82571EB_SERDES:
 196         case E1000_DEV_ID_82572EI_SERDES:
 197         case E1000_DEV_ID_82571EB_SERDES_DUAL:
 198         case E1000_DEV_ID_82571EB_SERDES_QUAD:
 199                 hw->media_type = e1000_media_type_internal_serdes;
 200                 break;
 201         default:
 202                 hw->media_type = e1000_media_type_copper;
 203                 break;
 204         }
 205
 206         /* Set mta register count */
 207         mac->mta_reg_count = 128;
 208         /* Set rar entry count */
 209         mac->rar_entry_count = E1000_RAR_ENTRIES;
 210         /* Set if manageability features are enabled. */
 211         mac->arc_subsystem_valid =
 212                 (er32(FWSM) & E1000_FWSM_MODE_MASK) ? 1 : 0;
 213
 214         /* check for link */
 215         switch (hw->media_type) {
 216         case e1000_media_type_copper:
 217                 func->setup_physical_interface = e1000_setup_copper_link_82571;
 218                 func->check_for_link = e1000e_check_for_copper_link;
 219                 func->get_link_up_info = e1000e_get_speed_and_duplex_copper;
 220                 break;
 221         case e1000_media_type_fiber:
 222                 func->setup_physical_interface = e1000_setup_fiber_serdes_link_82571;
 223                 func->check_for_link = e1000e_check_for_fiber_link;
 224                 func->get_link_up_info = e1000e_get_speed_and_duplex_fiber_serdes;
 225                 break;
 226         case e1000_media_type_internal_serdes:
 227                 func->setup_physical_interface = e1000_setup_fiber_serdes_link_82571;
 228                 func->check_for_link = e1000e_check_for_serdes_link;
 229                 func->get_link_up_info = e1000e_get_speed_and_duplex_fiber_serdes;
 230                 break;
 231         default:
 232                 return -E1000_ERR_CONFIG;
 233                 break;
 234         }
 235
 236         return 0;
 237 }
 238
 239 static s32 e1000_get_invariants_82571(struct e1000_adapter *adapter)
 240 {
 241         struct e1000_hw *hw = &adapter->hw;
 242         static int global_quad_port_a; /* global port a indication */
 243         struct pci_dev *pdev = adapter->pdev;
 244         u16 eeprom_data = 0;
 245         int is_port_b = er32(STATUS) & E1000_STATUS_FUNC_1;
 246         s32 rc;
 247
 248         rc = e1000_init_mac_params_82571(adapter);
 249         if (rc)
 250                 return rc;
 251
 252         rc = e1000_init_nvm_params_82571(hw);
 253         if (rc)
 254                 return rc;
 255
 256         rc = e1000_init_phy_params_82571(hw);
 257         if (rc)
 258                 return rc;
 259
 260         /* tag quad port adapters first, it's used below */
 261         switch (pdev->device) {
 262         case E1000_DEV_ID_82571EB_QUAD_COPPER:
 263         case E1000_DEV_ID_82571EB_QUAD_FIBER:
 264         case E1000_DEV_ID_82571EB_QUAD_COPPER_LP:
 265         case E1000_DEV_ID_82571PT_QUAD_COPPER:
 266                 adapter->flags |= FLAG_IS_QUAD_PORT;
 267                 /* mark the first port */
 268                 if (global_quad_port_a == 0)
 269                         adapter->flags |= FLAG_IS_QUAD_PORT_A;
 270                 /* Reset for multiple quad port adapters */
 271                 global_quad_port_a++;
 272                 if (global_quad_port_a == 4)
 273                         global_quad_port_a = 0;
 274                 break;
 275         default:
 276                 break;
 277         }
 278
 279         switch (adapter->hw.mac.type) {
 280         case e1000_82571:
 281                 /* these dual ports don't have WoL on port B at all */
 282                 if (((pdev->device == E1000_DEV_ID_82571EB_FIBER) ||
 283                      (pdev->device == E1000_DEV_ID_82571EB_SERDES) ||
 284                      (pdev->device == E1000_DEV_ID_82571EB_COPPER)) &&
 285                     (is_port_b))
 286                         adapter->flags &= ~FLAG_HAS_WOL;
 287                 /* quad ports only support WoL on port A */
 288                 if (adapter->flags & FLAG_IS_QUAD_PORT &&
 289                     (!(adapter->flags & FLAG_IS_QUAD_PORT_A)))
 290                         adapter->flags &= ~FLAG_HAS_WOL;
 291                 /* Does not support WoL on any port */
 292                 if (pdev->device == E1000_DEV_ID_82571EB_SERDES_QUAD)
 293                         adapter->flags &= ~FLAG_HAS_WOL;
 294                 break;
 295
 296         case e1000_82573:
 297                 if (pdev->device == E1000_DEV_ID_82573L) {
 298                         e1000_read_nvm(&adapter->hw, NVM_INIT_3GIO_3, 1,
 299                                        &eeprom_data);
 300                         if (eeprom_data & NVM_WORD1A_ASPM_MASK)
 301                                 adapter->flags &= ~FLAG_HAS_JUMBO_FRAMES;
 302                 }
 303                 break;
 304         default:
 305                 break;
 306         }
 307
 308         return 0;
 309 }
 310
 311 /**
 312  *  e1000_get_phy_id_82571 - Retrieve the PHY ID and revision
 313  *  @hw: pointer to the HW structure
 314  *
 315  *  Reads the PHY registers and stores the PHY ID and possibly the PHY
 316  *  revision in the hardware structure.
 317  **/
 318 static s32 e1000_get_phy_id_82571(struct e1000_hw *hw)
 319 {
 320         struct e1000_phy_info *phy = &hw->phy;
 321
 322         switch (hw->mac.type) {
 323         case e1000_82571:
 324         case e1000_82572:
 325                 /* The 82571 firmware may still be configuring the PHY.
 326                  * In this case, we cannot access the PHY until the
 327                  * configuration is done.  So we explicitly set the
 328                  * PHY ID. */
 329                 phy->id = IGP01E1000_I_PHY_ID;
 330                 break;
 331         case e1000_82573:
 332                 return e1000e_get_phy_id(hw);
 333                 break;
 334         default:
 335                 return -E1000_ERR_PHY;
 336                 break;
 337         }
 338
 339         return 0;
 340 }
 341
 342 /**
 343  *  e1000_get_hw_semaphore_82571 - Acquire hardware semaphore
 344  *  @hw: pointer to the HW structure
 345  *
 346  *  Acquire the HW semaphore to access the PHY or NVM
 347  **/
 348 static s32 e1000_get_hw_semaphore_82571(struct e1000_hw *hw)
 349 {
 350         u32 swsm;
 351         s32 timeout = hw->nvm.word_size + 1;
 352         s32 i = 0;
 353
 354         /* Get the FW semaphore. */
 355         for (i = 0; i < timeout; i++) {
 356                 swsm = er32(SWSM);
 357                 ew32(SWSM, swsm | E1000_SWSM_SWESMBI);
 358
 359                 /* Semaphore acquired if bit latched */
 360                 if (er32(SWSM) & E1000_SWSM_SWESMBI)
 361                         break;
 362
 363                 udelay(50);
 364         }
 365
 366         if (i == timeout) {
 367                 /* Release semaphores */
 368                 e1000e_put_hw_semaphore(hw);
 369                 hw_dbg(hw, "Driver can't access the NVM\n");
 370                 return -E1000_ERR_NVM;
 371         }
 372
 373         return 0;
 374 }
 375
 376 /**
 377  *  e1000_put_hw_semaphore_82571 - Release hardware semaphore
 378  *  @hw: pointer to the HW structure
 379  *
 380  *  Release hardware semaphore used to access the PHY or NVM
 381  **/
 382 static void e1000_put_hw_semaphore_82571(struct e1000_hw *hw)
 383 {
 384         u32 swsm;
 385
 386         swsm = er32(SWSM);
 387
 388         swsm &= ~E1000_SWSM_SWESMBI;
 389
 390         ew32(SWSM, swsm);
 391 }
 392
 393 /**
 394  *  e1000_acquire_nvm_82571 - Request for access to the EEPROM
 395  *  @hw: pointer to the HW structure
 396  *
 397  *  To gain access to the EEPROM, first we must obtain a hardware semaphore.
 398  *  Then for non-82573 hardware, set the EEPROM access request bit and wait
 399  *  for EEPROM access grant bit.  If the access grant bit is not set, release
 400  *  hardware semaphore.
 401  **/
 402 static s32 e1000_acquire_nvm_82571(struct e1000_hw *hw)
 403 {
 404         s32 ret_val;
 405
 406         ret_val = e1000_get_hw_semaphore_82571(hw);
 407         if (ret_val)
 408                 return ret_val;
 409
 410         if (hw->mac.type != e1000_82573)
 411                 ret_val = e1000e_acquire_nvm(hw);
 412
 413         if (ret_val)
 414                 e1000_put_hw_semaphore_82571(hw);
 415
 416         return ret_val;
 417 }
 418
 419 /**
 420  *  e1000_release_nvm_82571 - Release exclusive access to EEPROM
 421  *  @hw: pointer to the HW structure
 422  *
 423  *  Stop any current commands to the EEPROM and clear the EEPROM request bit.
 424  **/
 425 static void e1000_release_nvm_82571(struct e1000_hw *hw)
 426 {
 427         e1000e_release_nvm(hw);
 428         e1000_put_hw_semaphore_82571(hw);
 429 }
 430
 431 /**
 432  *  e1000_write_nvm_82571 - Write to EEPROM using appropriate interface
 433  *  @hw: pointer to the HW structure
 434  *  @offset: offset within the EEPROM to be written to
 435  *  @words: number of words to write
 436  *  @data: 16 bit word(s) to be written to the EEPROM
 437  *
 438  *  For non-82573 silicon, write data to EEPROM at offset using SPI interface.
 439  *
 440  *  If e1000e_update_nvm_checksum is not called after this function, the
 441  *  EEPROM will most likely contain an invalid checksum.
 442  **/
 443 static s32 e1000_write_nvm_82571(struct e1000_hw *hw, u16 offset, u16 words,
 444                                  u16 *data)
 445 {
 446         s32 ret_val;
 447
 448         switch (hw->mac.type) {
 449         case e1000_82573:
 450                 ret_val = e1000_write_nvm_eewr_82571(hw, offset, words, data);
 451                 break;
 452         case e1000_82571:
 453         case e1000_82572:
 454                 ret_val = e1000e_write_nvm_spi(hw, offset, words, data);
 455                 break;
 456         default:
 457                 ret_val = -E1000_ERR_NVM;
 458                 break;
 459         }
 460
 461         return ret_val;
 462 }
 463
 464 /**
 465  *  e1000_update_nvm_checksum_82571 - Update EEPROM checksum
 466  *  @hw: pointer to the HW structure
 467  *
 468  *  Updates the EEPROM checksum by reading/adding each word of the EEPROM
 469  *  up to the checksum.  Then calculates the EEPROM checksum and writes the
 470  *  value to the EEPROM.
 471  **/
 472 static s32 e1000_update_nvm_checksum_82571(struct e1000_hw *hw)
 473 {
 474         u32 eecd;
 475         s32 ret_val;
 476         u16 i;
 477
 478         ret_val = e1000e_update_nvm_checksum_generic(hw);
 479         if (ret_val)
 480                 return ret_val;
 481
 482         /* If our nvm is an EEPROM, then we're done
 483          * otherwise, commit the checksum to the flash NVM. */
 484         if (hw->nvm.type != e1000_nvm_flash_hw)
 485                 return ret_val;
 486
 487         /* Check for pending operations. */
 488         for (i = 0; i < E1000_FLASH_UPDATES; i++) {
 489                 msleep(1);
 490                 if ((er32(EECD) & E1000_EECD_FLUPD) == 0)
 491                         break;
 492         }
 493
 494         if (i == E1000_FLASH_UPDATES)
 495                 return -E1000_ERR_NVM;
 496
 497         /* Reset the firmware if using STM opcode. */
 498         if ((er32(FLOP) & 0xFF00) == E1000_STM_OPCODE) {
 499                 /* The enabling of and the actual reset must be done
 500                  * in two write cycles.
 501                  */
 502                 ew32(HICR, E1000_HICR_FW_RESET_ENABLE);
 503                 e1e_flush();
 504                 ew32(HICR, E1000_HICR_FW_RESET);
 505         }
 506
 507         /* Commit the write to flash */
 508         eecd = er32(EECD) | E1000_EECD_FLUPD;
 509         ew32(EECD, eecd);
 510
 511         for (i = 0; i < E1000_FLASH_UPDATES; i++) {
 512                 msleep(1);
 513                 if ((er32(EECD) & E1000_EECD_FLUPD) == 0)
 514                         break;
 515         }
 516
 517         if (i == E1000_FLASH_UPDATES)
 518                 return -E1000_ERR_NVM;
 519
 520         return 0;
 521 }
 522
 523 /**
 524  *  e1000_validate_nvm_checksum_82571 - Validate EEPROM checksum
 525  *  @hw: pointer to the HW structure
 526  *
 527  *  Calculates the EEPROM checksum by reading/adding each word of the EEPROM
 528  *  and then verifies that the sum of the EEPROM is equal to 0xBABA.
 529  **/
 530 static s32 e1000_validate_nvm_checksum_82571(struct e1000_hw *hw)
 531 {
 532         if (hw->nvm.type == e1000_nvm_flash_hw)
 533                 e1000_fix_nvm_checksum_82571(hw);
 534
 535         return e1000e_validate_nvm_checksum_generic(hw);
 536 }
 537
 538 /**
 539  *  e1000_write_nvm_eewr_82571 - Write to EEPROM for 82573 silicon
 540  *  @hw: pointer to the HW structure
 541  *  @offset: offset within the EEPROM to be written to
 542  *  @words: number of words to write
 543  *  @data: 16 bit word(s) to be written to the EEPROM
 544  *
 545  *  After checking for invalid values, poll the EEPROM to ensure the previous
 546  *  command has completed before trying to write the next word.  After write
 547  *  poll for completion.
 548  *
 549  *  If e1000e_update_nvm_checksum is not called after this function, the
 550  *  EEPROM will most likely contain an invalid checksum.
 551  **/
 552 static s32 e1000_write_nvm_eewr_82571(struct e1000_hw *hw, u16 offset,
 553                                       u16 words, u16 *data)
 554 {
 555         struct e1000_nvm_info *nvm = &hw->nvm;
 556         u32 i;
 557         u32 eewr = 0;
 558         s32 ret_val = 0;
 559
 560         /* A check for invalid values:  offset too large, too many words,
 561          * and not enough words. */
 562         if ((offset >= nvm->word_size) || (words > (nvm->word_size - offset)) ||
 563             (words == 0)) {
 564                 hw_dbg(hw, "nvm parameter(s) out of bounds\n");
 565                 return -E1000_ERR_NVM;
 566         }
 567
 568         for (i = 0; i < words; i++) {
 569                 eewr = (data[i] << E1000_NVM_RW_REG_DATA) |
 570                        ((offset+i) << E1000_NVM_RW_ADDR_SHIFT) |
 571                        E1000_NVM_RW_REG_START;
 572
 573                 ret_val = e1000e_poll_eerd_eewr_done(hw, E1000_NVM_POLL_WRITE);
 574                 if (ret_val)
 575                         break;
 576
 577                 ew32(EEWR, eewr);
 578
 579                 ret_val = e1000e_poll_eerd_eewr_done(hw, E1000_NVM_POLL_WRITE);
 580                 if (ret_val)
 581                         break;
 582         }
 583
 584         return ret_val;
 585 }
 586
 587 /**
 588  *  e1000_get_cfg_done_82571 - Poll for configuration done
 589  *  @hw: pointer to the HW structure
 590  *
 591  *  Reads the management control register for the config done bit to be set.
 592  **/
 593 static s32 e1000_get_cfg_done_82571(struct e1000_hw *hw)
 594 {
 595         s32 timeout = PHY_CFG_TIMEOUT;
 596
 597         while (timeout) {
 598                 if (er32(EEMNGCTL) &
 599                     E1000_NVM_CFG_DONE_PORT_0)
 600                         break;
 601                 msleep(1);
 602                 timeout--;
 603         }
 604         if (!timeout) {
 605                 hw_dbg(hw, "MNG configuration cycle has not completed.\n");
 606                 return -E1000_ERR_RESET;
 607         }
 608
 609         return 0;
 610 }
 611
 612 /**
 613  *  e1000_set_d0_lplu_state_82571 - Set Low Power Linkup D0 state
 614  *  @hw: pointer to the HW structure
 615  *  @active: TRUE to enable LPLU, FALSE to disable
 616  *
 617  *  Sets the LPLU D0 state according to the active flag.  When activating LPLU
 618  *  this function also disables smart speed and vice versa.  LPLU will not be
 619  *  activated unless the device autonegotiation advertisement meets standards
 620  *  of either 10 or 10/100 or 10/100/1000 at all duplexes.  This is a function
 621  *  pointer entry point only called by PHY setup routines.
 622  **/
 623 static s32 e1000_set_d0_lplu_state_82571(struct e1000_hw *hw, bool active)
 624 {
 625         struct e1000_phy_info *phy = &hw->phy;
 626         s32 ret_val;
 627         u16 data;
 628
 629         ret_val = e1e_rphy(hw, IGP02E1000_PHY_POWER_MGMT, &data);
 630         if (ret_val)
 631                 return ret_val;
 632
 633         if (active) {
 634                 data |= IGP02E1000_PM_D0_LPLU;
 635                 ret_val = e1e_wphy(hw, IGP02E1000_PHY_POWER_MGMT, data);
 636                 if (ret_val)
 637                         return ret_val;
 638
 639                 /* When LPLU is enabled, we should disable SmartSpeed */
 640                 ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG, &data);
 641                 data &= ~IGP01E1000_PSCFR_SMART_SPEED;
 642                 ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG, data);
 643                 if (ret_val)
 644                         return ret_val;
 645         } else {
 646                 data &= ~IGP02E1000_PM_D0_LPLU;
 647                 ret_val = e1e_wphy(hw, IGP02E1000_PHY_POWER_MGMT, data);
 648                 /* LPLU and SmartSpeed are mutually exclusive.  LPLU is used
 649                  * during Dx states where the power conservation is most
 650                  * important.  During driver activity we should enable
 651                  * SmartSpeed, so performance is maintained. */
 652                 if (phy->smart_speed == e1000_smart_speed_on) {
 653                         ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
 654                                                      &data);
 655                         if (ret_val)
 656                                 return ret_val;
 657
 658                         data |= IGP01E1000_PSCFR_SMART_SPEED;
 659                         ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
 660                                                      data);
 661                         if (ret_val)
 662                                 return ret_val;
 663                 } else if (phy->smart_speed == e1000_smart_speed_off) {
 664                         ret_val = e1e_rphy(hw, IGP01E1000_PHY_PORT_CONFIG,
 665                                                      &data);
 666                         if (ret_val)
 667                                 return ret_val;
 668
 669                         data &= ~IGP01E1000_PSCFR_SMART_SPEED;
 670                         ret_val = e1e_wphy(hw, IGP01E1000_PHY_PORT_CONFIG,
 671                                                      data);
 672                         if (ret_val)
 673                                 return ret_val;
 674                 }
 675         }
 676
 677         return 0;
 678 }
 679
 680 /**
 681  *  e1000_reset_hw_82571 - Reset hardware
 682  *  @hw: pointer to the HW structure
 683  *
 684  *  This resets the hardware into a known state.  This is a
 685  *  function pointer entry point called by the api module.
 686  **/
 687 static s32 e1000_reset_hw_82571(struct e1000_hw *hw)
 688 {
 689         u32 ctrl;
 690         u32 extcnf_ctrl;
 691         u32 ctrl_ext;
 692         u32 icr;
 693         s32 ret_val;
 694         u16 i = 0;
 695
 696         /* Prevent the PCI-E bus from sticking if there is no TLP connection
 697          * on the last TLP read/write transaction when MAC is reset.
 698          */
 699         ret_val = e1000e_disable_pcie_master(hw);
 700         if (ret_val)
 701                 hw_dbg(hw, "PCI-E Master disable polling has failed.\n");
 702
 703         hw_dbg(hw, "Masking off all interrupts\n");
 704         ew32(IMC, 0xffffffff);
 705
 706         ew32(RCTL, 0);
 707         ew32(TCTL, E1000_TCTL_PSP);
 708         e1e_flush();
 709
 710         msleep(10);
 711
 712         /* Must acquire the MDIO ownership before MAC reset.
 713          * Ownership defaults to firmware after a reset. */
 714         if (hw->mac.type == e1000_82573) {
 715                 extcnf_ctrl = er32(EXTCNF_CTRL);
 716                 extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP;
 717
 718                 do {
 719                         ew32(EXTCNF_CTRL, extcnf_ctrl);
 720                         extcnf_ctrl = er32(EXTCNF_CTRL);
 721
 722                         if (extcnf_ctrl & E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP)
 723                                 break;
 724
 725                         extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP;
 726
 727                         msleep(2);
 728                         i++;
 729                 } while (i < MDIO_OWNERSHIP_TIMEOUT);
 730         }
 731
 732         ctrl = er32(CTRL);
 733
 734         hw_dbg(hw, "Issuing a global reset to MAC\n");
 735         ew32(CTRL, ctrl | E1000_CTRL_RST);
 736
 737         if (hw->nvm.type == e1000_nvm_flash_hw) {
 738                 udelay(10);
 739                 ctrl_ext = er32(CTRL_EXT);
 740                 ctrl_ext |= E1000_CTRL_EXT_EE_RST;
 741                 ew32(CTRL_EXT, ctrl_ext);
 742                 e1e_flush();
 743         }
 744
 745         ret_val = e1000e_get_auto_rd_done(hw);
 746         if (ret_val)
 747                 /* We don't want to continue accessing MAC registers. */
 748                 return ret_val;
 749
 750         /* Phy configuration from NVM just starts after EECD_AUTO_RD is set.
 751          * Need to wait for Phy configuration completion before accessing
 752          * NVM and Phy.
 753          */
 754         if (hw->mac.type == e1000_82573)
 755                 msleep(25);
 756
 757         /* Clear any pending interrupt events. */
 758         ew32(IMC, 0xffffffff);
 759         icr = er32(ICR);
 760
 761         if (hw->mac.type == e1000_82571 &&
 762                 hw->dev_spec.e82571.alt_mac_addr_is_present)
 763                         e1000e_set_laa_state_82571(hw, true);
 764
 765         return 0;
 766 }
 767
 768 /**
 769  *  e1000_init_hw_82571 - Initialize hardware
 770  *  @hw: pointer to the HW structure
 771  *
 772  *  This inits the hardware readying it for operation.
 773  **/
 774 static s32 e1000_init_hw_82571(struct e1000_hw *hw)
 775 {
 776         struct e1000_mac_info *mac = &hw->mac;
 777         u32 reg_data;
 778         s32 ret_val;
 779         u16 i;
 780         u16 rar_count = mac->rar_entry_count;
 781
 782         e1000_initialize_hw_bits_82571(hw);
 783
 784         /* Initialize identification LED */
 785         ret_val = e1000e_id_led_init(hw);
 786         if (ret_val) {
 787                 hw_dbg(hw, "Error initializing identification LED\n");
 788                 return ret_val;
 789         }
 790
 791         /* Disabling VLAN filtering */
 792         hw_dbg(hw, "Initializing the IEEE VLAN\n");
 793         e1000e_clear_vfta(hw);
 794
 795         /* Setup the receive address. */
 796         /* If, however, a locally administered address was assigned to the
 797          * 82571, we must reserve a RAR for it to work around an issue where
 798          * resetting one port will reload the MAC on the other port.
 799          */
 800         if (e1000e_get_laa_state_82571(hw))
 801                 rar_count--;
 802         e1000e_init_rx_addrs(hw, rar_count);
 803
 804         /* Zero out the Multicast HASH table */
 805         hw_dbg(hw, "Zeroing the MTA\n");
 806         for (i = 0; i < mac->mta_reg_count; i++)
 807                 E1000_WRITE_REG_ARRAY(hw, E1000_MTA, i, 0);
 808
 809         /* Setup link and flow control */
 810         ret_val = e1000_setup_link_82571(hw);
 811
 812         /* Set the transmit descriptor write-back policy */
 813         reg_data = er32(TXDCTL);
 814         reg_data = (reg_data & ~E1000_TXDCTL_WTHRESH) |
 815                    E1000_TXDCTL_FULL_TX_DESC_WB |
 816                    E1000_TXDCTL_COUNT_DESC;
 817         ew32(TXDCTL, reg_data);
 818
 819         /* ...for both queues. */
 820         if (mac->type != e1000_82573) {
 821                 reg_data = er32(TXDCTL1);
 822                 reg_data = (reg_data & ~E1000_TXDCTL_WTHRESH) |
 823                            E1000_TXDCTL_FULL_TX_DESC_WB |
 824                            E1000_TXDCTL_COUNT_DESC;
 825                 ew32(TXDCTL1, reg_data);
 826         } else {
 827                 e1000e_enable_tx_pkt_filtering(hw);
 828                 reg_data = er32(GCR);
 829                 reg_data |= E1000_GCR_L1_ACT_WITHOUT_L0S_RX;
 830                 ew32(GCR, reg_data);
 831         }
 832
 833         /* Clear all of the statistics registers (clear on read).  It is
 834          * important that we do this after we have tried to establish link
 835          * because the symbol error count will increment wildly if there
 836          * is no link.
 837          */
 838         e1000_clear_hw_cntrs_82571(hw);
 839
 840         return ret_val;
 841 }
 842
 843 /**
 844  *  e1000_initialize_hw_bits_82571 - Initialize hardware-dependent bits
 845  *  @hw: pointer to the HW structure
 846  *
 847  *  Initializes required hardware-dependent bits needed for normal operation.
 848  **/
 849 static void e1000_initialize_hw_bits_82571(struct e1000_hw *hw)
 850 {
 851         u32 reg;
 852
 853         /* Transmit Descriptor Control 0 */
 854         reg = er32(TXDCTL);
 855         reg |= (1 << 22);
 856         ew32(TXDCTL, reg);
 857
 858         /* Transmit Descriptor Control 1 */
 859         reg = er32(TXDCTL1);
 860         reg |= (1 << 22);
 861         ew32(TXDCTL1, reg);
 862
 863         /* Transmit Arbitration Control 0 */
 864         reg = er32(TARC0);
 865         reg &= ~(0xF << 27); /* 30:27 */
 866         switch (hw->mac.type) {
 867         case e1000_82571:
 868         case e1000_82572:
 869                 reg |= (1 << 23) | (1 << 24) | (1 << 25) | (1 << 26);
 870                 break;
 871         default:
 872                 break;
 873         }
 874         ew32(TARC0, reg);
 875
 876         /* Transmit Arbitration Control 1 */
 877         reg = er32(TARC1);
 878         switch (hw->mac.type) {
 879         case e1000_82571:
 880         case e1000_82572:
 881                 reg &= ~((1 << 29) | (1 << 30));
 882                 reg |= (1 << 22) | (1 << 24) | (1 << 25) | (1 << 26);
 883                 if (er32(TCTL) & E1000_TCTL_MULR)
 884                         reg &= ~(1 << 28);
 885                 else
 886                         reg |= (1 << 28);
 887                 ew32(TARC1, reg);
 888                 break;
 889         default:
 890                 break;
 891         }
 892
 893         /* Device Control */
 894         if (hw->mac.type == e1000_82573) {
 895                 reg = er32(CTRL);
 896                 reg &= ~(1 << 29);
 897                 ew32(CTRL, reg);
 898         }
 899
 900         /* Extended Device Control */
 901         if (hw->mac.type == e1000_82573) {
 902                 reg = er32(CTRL_EXT);
 903                 reg &= ~(1 << 23);
 904                 reg |= (1 << 22);
 905                 ew32(CTRL_EXT, reg);
 906         }
 907 }
 908
 909 /**
 910  *  e1000e_clear_vfta - Clear VLAN filter table
 911  *  @hw: pointer to the HW structure
 912  *
 913  *  Clears the register array which contains the VLAN filter table by
 914  *  setting all the values to 0.
 915  **/
 916 void e1000e_clear_vfta(struct e1000_hw *hw)
 917 {
 918         u32 offset;
 919         u32 vfta_value = 0;
 920         u32 vfta_offset = 0;
 921         u32 vfta_bit_in_reg = 0;
 922
 923         if (hw->mac.type == e1000_82573) {
 924                 if (hw->mng_cookie.vlan_id != 0) {
 925                         /* The VFTA is a 4096b bit-field, each identifying
 926                          * a single VLAN ID.  The following operations
 927                          * determine which 32b entry (i.e. offset) into the
 928                          * array we want to set the VLAN ID (i.e. bit) of
 929                          * the manageability unit.
 930                          */
 931                         vfta_offset = (hw->mng_cookie.vlan_id >>
 932                                        E1000_VFTA_ENTRY_SHIFT) &
 933                                       E1000_VFTA_ENTRY_MASK;
 934                         vfta_bit_in_reg = 1 << (hw->mng_cookie.vlan_id &
 935                                                E1000_VFTA_ENTRY_BIT_SHIFT_MASK);
 936                 }
 937         }
 938         for (offset = 0; offset < E1000_VLAN_FILTER_TBL_SIZE; offset++) {
 939                 /* If the offset we want to clear is the same offset of the
 940                  * manageability VLAN ID, then clear all bits except that of
 941                  * the manageability unit.
 942                  */
 943                 vfta_value = (offset == vfta_offset) ? vfta_bit_in_reg : 0;
 944                 E1000_WRITE_REG_ARRAY(hw, E1000_VFTA, offset, vfta_value);
 945                 e1e_flush();
 946         }
 947 }
 948
 949 /**
 950  *  e1000_mc_addr_list_update_82571 - Update Multicast addresses
 951  *  @hw: pointer to the HW structure
 952  *  @mc_addr_list: array of multicast addresses to program
 953  *  @mc_addr_count: number of multicast addresses to program
 954  *  @rar_used_count: the first RAR register free to program
 955  *  @rar_count: total number of supported Receive Address Registers
 956  *
 957  *  Updates the Receive Address Registers and Multicast Table Array.
 958  *  The caller must have a packed mc_addr_list of multicast addresses.
 959  *  The parameter rar_count will usually be hw->mac.rar_entry_count
 960  *  unless there are workarounds that change this.
 961  **/
 962 static void e1000_mc_addr_list_update_82571(struct e1000_hw *hw,
 963                                             u8 *mc_addr_list,
 964                                             u32 mc_addr_count,
 965                                             u32 rar_used_count,
 966                                             u32 rar_count)
 967 {
 968         if (e1000e_get_laa_state_82571(hw))
 969                 rar_count--;
 970
 971         e1000e_mc_addr_list_update_generic(hw, mc_addr_list, mc_addr_count,
 972                                           rar_used_count, rar_count);
 973 }
 974
 975 /**
 976  *  e1000_setup_link_82571 - Setup flow control and link settings
 977  *  @hw: pointer to the HW structure
 978  *
 979  *  Determines which flow control settings to use, then configures flow
 980  *  control.  Calls the appropriate media-specific link configuration
 981  *  function.  Assuming the adapter has a valid link partner, a valid link
 982  *  should be established.  Assumes the hardware has previously been reset
 983  *  and the transmitter and receiver are not enabled.
 984  **/
 985 static s32 e1000_setup_link_82571(struct e1000_hw *hw)
 986 {
 987         /* 82573 does not have a word in the NVM to determine
 988          * the default flow control setting, so we explicitly
 989          * set it to full.
 990          */
 991         if (hw->mac.type == e1000_82573)
 992                 hw->mac.fc = e1000_fc_full;
 993
 994         return e1000e_setup_link(hw);
 995 }
 996
 997 /**
 998  *  e1000_setup_copper_link_82571 - Configure copper link settings
 999  *  @hw: pointer to the HW structure
1000  *
1001  *  Configures the link for auto-neg or forced speed and duplex.  Then we check
1002  *  for link, once link is established calls to configure collision distance
1003  *  and flow control are called.
1004  **/
1005 static s32 e1000_setup_copper_link_82571(struct e1000_hw *hw)
1006 {
1007         u32 ctrl;
1008         u32 led_ctrl;
1009         s32 ret_val;
1010
1011         ctrl = er32(CTRL);
1012         ctrl |= E1000_CTRL_SLU;
1013         ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
1014         ew32(CTRL, ctrl);
1015
1016         switch (hw->phy.type) {
1017         case e1000_phy_m88:
1018                 ret_val = e1000e_copper_link_setup_m88(hw);
1019                 break;
1020         case e1000_phy_igp_2:
1021                 ret_val = e1000e_copper_link_setup_igp(hw);
1022                 /* Setup activity LED */
1023                 led_ctrl = er32(LEDCTL);
1024                 led_ctrl &= IGP_ACTIVITY_LED_MASK;
1025                 led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE);
1026                 ew32(LEDCTL, led_ctrl);
1027                 break;
1028         default:
1029                 return -E1000_ERR_PHY;
1030                 break;
1031         }
1032
1033         if (ret_val)
1034                 return ret_val;
1035
1036         ret_val = e1000e_setup_copper_link(hw);
1037
1038         return ret_val;
1039 }
1040
1041 /**
1042  *  e1000_setup_fiber_serdes_link_82571 - Setup link for fiber/serdes
1043  *  @hw: pointer to the HW structure
1044  *
1045  *  Configures collision distance and flow control for fiber and serdes links.
1046  *  Upon successful setup, poll for link.
1047  **/
1048 static s32 e1000_setup_fiber_serdes_link_82571(struct e1000_hw *hw)
1049 {
1050         switch (hw->mac.type) {
1051         case e1000_82571:
1052         case e1000_82572:
1053                 /* If SerDes loopback mode is entered, there is no form
1054                  * of reset to take the adapter out of that mode.  So we
1055                  * have to explicitly take the adapter out of loopback
1056                  * mode.  This prevents drivers from twiddling their thumbs
1057                  * if another tool failed to take it out of loopback mode.
1058                  */
1059                 ew32(SCTL,
1060                                 E1000_SCTL_DISABLE_SERDES_LOOPBACK);
1061                 break;
1062         default:
1063                 break;
1064         }
1065
1066         return e1000e_setup_fiber_serdes_link(hw);
1067 }
1068
1069 /**
1070  *  e1000_valid_led_default_82571 - Verify a valid default LED config
1071  *  @hw: pointer to the HW structure
1072  *  @data: pointer to the NVM (EEPROM)
1073  *
1074  *  Read the EEPROM for the current default LED configuration.  If the
1075  *  LED configuration is not valid, set to a valid LED configuration.
1076  **/
1077 static s32 e1000_valid_led_default_82571(struct e1000_hw *hw, u16 *data)
1078 {
1079         s32 ret_val;
1080
1081         ret_val = e1000_read_nvm(hw, NVM_ID_LED_SETTINGS, 1, data);
1082         if (ret_val) {
1083                 hw_dbg(hw, "NVM Read Error\n");
1084                 return ret_val;
1085         }
1086
1087         if (hw->mac.type == e1000_82573 &&
1088             *data == ID_LED_RESERVED_F746)
1089                 *data = ID_LED_DEFAULT_82573;
1090         else if (*data == ID_LED_RESERVED_0000 ||
1091                  *data == ID_LED_RESERVED_FFFF)
1092                 *data = ID_LED_DEFAULT;
1093
1094         return 0;
1095 }
1096
1097 /**
1098  *  e1000e_get_laa_state_82571 - Get locally administered address state
1099  *  @hw: pointer to the HW structure
1100  *
1101  *  Retrieve and return the current locally administered address state.
1102  **/
1103 bool e1000e_get_laa_state_82571(struct e1000_hw *hw)
1104 {
1105         if (hw->mac.type != e1000_82571)
1106                 return 0;
1107
1108         return hw->dev_spec.e82571.laa_is_present;
1109 }
1110
1111 /**
1112  *  e1000e_set_laa_state_82571 - Set locally administered address state
1113  *  @hw: pointer to the HW structure
1114  *  @state: enable/disable locally administered address
1115  *
1116  *  Enable/Disable the current locally administers address state.
1117  **/
1118 void e1000e_set_laa_state_82571(struct e1000_hw *hw, bool state)
1119 {
1120         if (hw->mac.type != e1000_82571)
1121                 return;
1122
1123         hw->dev_spec.e82571.laa_is_present = state;
1124
1125         /* If workaround is activated... */
1126         if (state)
1127                 /* Hold a copy of the LAA in RAR[14] This is done so that
1128                  * between the time RAR[0] gets clobbered and the time it
1129                  * gets fixed, the actual LAA is in one of the RARs and no
1130                  * incoming packets directed to this port are dropped.
1131                  * Eventually the LAA will be in RAR[0] and RAR[14].
1132                  */
1133                 e1000e_rar_set(hw, hw->mac.addr, hw->mac.rar_entry_count - 1);
1134 }
1135
1136 /**
1137  *  e1000_fix_nvm_checksum_82571 - Fix EEPROM checksum
1138  *  @hw: pointer to the HW structure
1139  *
1140  *  Verifies that the EEPROM has completed the update.  After updating the
1141  *  EEPROM, we need to check bit 15 in work 0x23 for the checksum fix.  If
1142  *  the checksum fix is not implemented, we need to set the bit and update
1143  *  the checksum.  Otherwise, if bit 15 is set and the checksum is incorrect,
1144  *  we need to return bad checksum.
1145  **/
1146 static s32 e1000_fix_nvm_checksum_82571(struct e1000_hw *hw)
1147 {
1148         struct e1000_nvm_info *nvm = &hw->nvm;
1149         s32 ret_val;
1150         u16 data;
1151
1152         if (nvm->type != e1000_nvm_flash_hw)
1153                 return 0;
1154
1155         /* Check bit 4 of word 10h.  If it is 0, firmware is done updating
1156          * 10h-12h.  Checksum may need to be fixed.
1157          */
1158         ret_val = e1000_read_nvm(hw, 0x10, 1, &data);
1159         if (ret_val)
1160                 return ret_val;
1161
1162         if (!(data & 0x10)) {
1163                 /* Read 0x23 and check bit 15.  This bit is a 1
1164                  * when the checksum has already been fixed.  If
1165                  * the checksum is still wrong and this bit is a
1166                  * 1, we need to return bad checksum.  Otherwise,
1167                  * we need to set this bit to a 1 and update the
1168                  * checksum.
1169                  */
1170                 ret_val = e1000_read_nvm(hw, 0x23, 1, &data);
1171                 if (ret_val)
1172                         return ret_val;
1173
1174                 if (!(data & 0x8000)) {
1175                         data |= 0x8000;
1176                         ret_val = e1000_write_nvm(hw, 0x23, 1, &data);
1177                         if (ret_val)
1178                                 return ret_val;
1179                         ret_val = e1000e_update_nvm_checksum(hw);
1180                 }
1181         }
1182
1183         return 0;
1184 }
1185
1186 /**
1187  *  e1000_clear_hw_cntrs_82571 - Clear device specific hardware counters
1188  *  @hw: pointer to the HW structure
1189  *
1190  *  Clears the hardware counters by reading the counter registers.
1191  **/
1192 static void e1000_clear_hw_cntrs_82571(struct e1000_hw *hw)
1193 {
1194         u32 temp;
1195
1196         e1000e_clear_hw_cntrs_base(hw);
1197
1198         temp = er32(PRC64);
1199         temp = er32(PRC127);
1200         temp = er32(PRC255);
1201         temp = er32(PRC511);
1202         temp = er32(PRC1023);
1203         temp = er32(PRC1522);
1204         temp = er32(PTC64);
1205         temp = er32(PTC127);
1206         temp = er32(PTC255);
1207         temp = er32(PTC511);
1208         temp = er32(PTC1023);
1209         temp = er32(PTC1522);
1210
1211         temp = er32(ALGNERRC);
1212         temp = er32(RXERRC);
1213         temp = er32(TNCRS);
1214         temp = er32(CEXTERR);
1215         temp = er32(TSCTC);
1216         temp = er32(TSCTFC);
1217
1218         temp = er32(MGTPRC);
1219         temp = er32(MGTPDC);
1220         temp = er32(MGTPTC);
1221
1222         temp = er32(IAC);
1223         temp = er32(ICRXOC);
1224
1225         temp = er32(ICRXPTC);
1226         temp = er32(ICRXATC);
1227         temp = er32(ICTXPTC);
1228         temp = er32(ICTXATC);
1229         temp = er32(ICTXQEC);
1230         temp = er32(ICTXQMTC);
1231         temp = er32(ICRXDMTC);
1232 }
1233
1234 static struct e1000_mac_operations e82571_mac_ops = {
1235         .mng_mode_enab          = E1000_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT,
1236         /* .check_for_link: media type dependent */
1237         .cleanup_led            = e1000e_cleanup_led_generic,
1238         .clear_hw_cntrs         = e1000_clear_hw_cntrs_82571,
1239         .get_bus_info           = e1000e_get_bus_info_pcie,
1240         /* .get_link_up_info: media type dependent */
1241         .led_on                 = e1000e_led_on_generic,
1242         .led_off                = e1000e_led_off_generic,
1243         .mc_addr_list_update    = e1000_mc_addr_list_update_82571,
1244         .reset_hw               = e1000_reset_hw_82571,
1245         .init_hw                = e1000_init_hw_82571,
1246         .setup_link             = e1000_setup_link_82571,
1247         /* .setup_physical_interface: media type dependent */
1248 };
1249
1250 static struct e1000_phy_operations e82_phy_ops_igp = {
1251         .acquire_phy            = e1000_get_hw_semaphore_82571,
1252         .check_reset_block      = e1000e_check_reset_block_generic,
1253         .commit_phy             = NULL,
1254         .force_speed_duplex     = e1000e_phy_force_speed_duplex_igp,
1255         .get_cfg_done           = e1000_get_cfg_done_82571,
1256         .get_cable_length       = e1000e_get_cable_length_igp_2,
1257         .get_phy_info           = e1000e_get_phy_info_igp,
1258         .read_phy_reg           = e1000e_read_phy_reg_igp,
1259         .release_phy            = e1000_put_hw_semaphore_82571,
1260         .reset_phy              = e1000e_phy_hw_reset_generic,
1261         .set_d0_lplu_state      = e1000_set_d0_lplu_state_82571,
1262         .set_d3_lplu_state      = e1000e_set_d3_lplu_state,
1263         .write_phy_reg          = e1000e_write_phy_reg_igp,
1264 };
1265
1266 static struct e1000_phy_operations e82_phy_ops_m88 = {
1267         .acquire_phy            = e1000_get_hw_semaphore_82571,
1268         .check_reset_block      = e1000e_check_reset_block_generic,
1269         .commit_phy             = e1000e_phy_sw_reset,
1270         .force_speed_duplex     = e1000e_phy_force_speed_duplex_m88,
1271         .get_cfg_done           = e1000e_get_cfg_done,
1272         .get_cable_length       = e1000e_get_cable_length_m88,
1273         .get_phy_info           = e1000e_get_phy_info_m88,
1274         .read_phy_reg           = e1000e_read_phy_reg_m88,
1275         .release_phy            = e1000_put_hw_semaphore_82571,
1276         .reset_phy              = e1000e_phy_hw_reset_generic,
1277         .set_d0_lplu_state      = e1000_set_d0_lplu_state_82571,
1278         .set_d3_lplu_state      = e1000e_set_d3_lplu_state,
1279         .write_phy_reg          = e1000e_write_phy_reg_m88,
1280 };
1281
1282 static struct e1000_nvm_operations e82571_nvm_ops = {
1283         .acquire_nvm            = e1000_acquire_nvm_82571,
1284         .read_nvm               = e1000e_read_nvm_eerd,
1285         .release_nvm            = e1000_release_nvm_82571,
1286         .update_nvm             = e1000_update_nvm_checksum_82571,
1287         .valid_led_default      = e1000_valid_led_default_82571,
1288         .validate_nvm           = e1000_validate_nvm_checksum_82571,
1289         .write_nvm              = e1000_write_nvm_82571,
1290 };
1291
1292 struct e1000_info e1000_82571_info = {
1293         .mac                    = e1000_82571,
1294         .flags                  = FLAG_HAS_HW_VLAN_FILTER
1295                                   | FLAG_HAS_JUMBO_FRAMES
1296                                   | FLAG_HAS_STATS_PTC_PRC
1297                                   | FLAG_HAS_WOL
1298                                   | FLAG_APME_IN_CTRL3
1299                                   | FLAG_RX_CSUM_ENABLED
1300                                   | FLAG_HAS_CTRLEXT_ON_LOAD
1301                                   | FLAG_HAS_STATS_ICR_ICT
1302                                   | FLAG_HAS_SMART_POWER_DOWN
1303                                   | FLAG_RESET_OVERWRITES_LAA /* errata */
1304                                   | FLAG_TARC_SPEED_MODE_BIT /* errata */
1305                                   | FLAG_APME_CHECK_PORT_B,
1306         .pba                    = 38,
1307         .get_invariants         = e1000_get_invariants_82571,
1308         .mac_ops                = &e82571_mac_ops,
1309         .phy_ops                = &e82_phy_ops_igp,
1310         .nvm_ops                = &e82571_nvm_ops,
1311 };
1312
1313 struct e1000_info e1000_82572_info = {
1314         .mac                    = e1000_82572,
1315         .flags                  = FLAG_HAS_HW_VLAN_FILTER
1316                                   | FLAG_HAS_JUMBO_FRAMES
1317                                   | FLAG_HAS_STATS_PTC_PRC
1318                                   | FLAG_HAS_WOL
1319                                   | FLAG_APME_IN_CTRL3
1320                                   | FLAG_RX_CSUM_ENABLED
1321                                   | FLAG_HAS_CTRLEXT_ON_LOAD
1322                                   | FLAG_HAS_STATS_ICR_ICT
1323                                   | FLAG_TARC_SPEED_MODE_BIT, /* errata */
1324         .pba                    = 38,
1325         .get_invariants         = e1000_get_invariants_82571,
1326         .mac_ops                = &e82571_mac_ops,
1327         .phy_ops                = &e82_phy_ops_igp,
1328         .nvm_ops                = &e82571_nvm_ops,
1329 };
1330
1331 struct e1000_info e1000_82573_info = {
1332         .mac                    = e1000_82573,
1333         .flags                  = FLAG_HAS_HW_VLAN_FILTER
1334                                   | FLAG_HAS_JUMBO_FRAMES
1335                                   | FLAG_HAS_STATS_PTC_PRC
1336                                   | FLAG_HAS_WOL
1337                                   | FLAG_APME_IN_CTRL3
1338                                   | FLAG_RX_CSUM_ENABLED
1339                                   | FLAG_HAS_STATS_ICR_ICT
1340                                   | FLAG_HAS_SMART_POWER_DOWN
1341                                   | FLAG_HAS_AMT
1342                                   | FLAG_HAS_ERT
1343                                   | FLAG_HAS_SWSM_ON_LOAD,
1344         .pba                    = 20,
1345         .get_invariants         = e1000_get_invariants_82571,
1346         .mac_ops                = &e82571_mac_ops,
1347         .phy_ops                = &e82_phy_ops_m88,
1348         .nvm_ops                = &e82571_nvm_ops,
1349 };
1350