drivers/net/benet/be_ethtool.c

   1 /*
   2  * Copyright (C) 2005 - 2010 ServerEngines
   3  * All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License version 2
   7  * as published by the Free Software Foundation.  The full GNU General
   8  * Public License is included in this distribution in the file called COPYING.
   9  *
  10  * Contact Information:
  11  * linux-drivers@serverengines.com
  12  *
  13  * ServerEngines
  14  * 209 N. Fair Oaks Ave
  15  * Sunnyvale, CA 94085
  16  */
  17
  18 #include "be.h"
  19 #include "be_cmds.h"
  20 #include <linux/ethtool.h>
  21
  22 struct be_ethtool_stat {
  23         char desc[ETH_GSTRING_LEN];
  24         int type;
  25         int size;
  26         int offset;
  27 };
  28
  29 enum {NETSTAT, PORTSTAT, MISCSTAT, DRVSTAT, ERXSTAT};
  30 #define FIELDINFO(_struct, field) FIELD_SIZEOF(_struct, field), \
  31                                         offsetof(_struct, field)
  32 #define NETSTAT_INFO(field)     #field, NETSTAT,\
  33                                         FIELDINFO(struct net_device_stats,\
  34                                                 field)
  35 #define DRVSTAT_INFO(field)     #field, DRVSTAT,\
  36                                         FIELDINFO(struct be_drvr_stats, field)
  37 #define MISCSTAT_INFO(field)    #field, MISCSTAT,\
  38                                         FIELDINFO(struct be_rxf_stats, field)
  39 #define PORTSTAT_INFO(field)    #field, PORTSTAT,\
  40                                         FIELDINFO(struct be_port_rxf_stats, \
  41                                                 field)
  42 #define ERXSTAT_INFO(field)     #field, ERXSTAT,\
  43                                         FIELDINFO(struct be_erx_stats, field)
  44
  45 static const struct be_ethtool_stat et_stats[] = {
  46         {NETSTAT_INFO(rx_packets)},
  47         {NETSTAT_INFO(tx_packets)},
  48         {NETSTAT_INFO(rx_bytes)},
  49         {NETSTAT_INFO(tx_bytes)},
  50         {NETSTAT_INFO(rx_errors)},
  51         {NETSTAT_INFO(tx_errors)},
  52         {NETSTAT_INFO(rx_dropped)},
  53         {NETSTAT_INFO(tx_dropped)},
  54         {DRVSTAT_INFO(be_tx_reqs)},
  55         {DRVSTAT_INFO(be_tx_stops)},
  56         {DRVSTAT_INFO(be_fwd_reqs)},
  57         {DRVSTAT_INFO(be_tx_wrbs)},
  58         {DRVSTAT_INFO(be_rx_polls)},
  59         {DRVSTAT_INFO(be_tx_events)},
  60         {DRVSTAT_INFO(be_rx_events)},
  61         {DRVSTAT_INFO(be_tx_compl)},
  62         {DRVSTAT_INFO(be_rx_compl)},
  63         {DRVSTAT_INFO(be_ethrx_post_fail)},
  64         {DRVSTAT_INFO(be_802_3_dropped_frames)},
  65         {DRVSTAT_INFO(be_802_3_malformed_frames)},
  66         {DRVSTAT_INFO(be_tx_rate)},
  67         {DRVSTAT_INFO(be_rx_rate)},
  68         {PORTSTAT_INFO(rx_unicast_frames)},
  69         {PORTSTAT_INFO(rx_multicast_frames)},
  70         {PORTSTAT_INFO(rx_broadcast_frames)},
  71         {PORTSTAT_INFO(rx_crc_errors)},
  72         {PORTSTAT_INFO(rx_alignment_symbol_errors)},
  73         {PORTSTAT_INFO(rx_pause_frames)},
  74         {PORTSTAT_INFO(rx_control_frames)},
  75         {PORTSTAT_INFO(rx_in_range_errors)},
  76         {PORTSTAT_INFO(rx_out_range_errors)},
  77         {PORTSTAT_INFO(rx_frame_too_long)},
  78         {PORTSTAT_INFO(rx_address_match_errors)},
  79         {PORTSTAT_INFO(rx_vlan_mismatch)},
  80         {PORTSTAT_INFO(rx_dropped_too_small)},
  81         {PORTSTAT_INFO(rx_dropped_too_short)},
  82         {PORTSTAT_INFO(rx_dropped_header_too_small)},
  83         {PORTSTAT_INFO(rx_dropped_tcp_length)},
  84         {PORTSTAT_INFO(rx_dropped_runt)},
  85         {PORTSTAT_INFO(rx_fifo_overflow)},
  86         {PORTSTAT_INFO(rx_input_fifo_overflow)},
  87         {PORTSTAT_INFO(rx_ip_checksum_errs)},
  88         {PORTSTAT_INFO(rx_tcp_checksum_errs)},
  89         {PORTSTAT_INFO(rx_udp_checksum_errs)},
  90         {PORTSTAT_INFO(rx_non_rss_packets)},
  91         {PORTSTAT_INFO(rx_ipv4_packets)},
  92         {PORTSTAT_INFO(rx_ipv6_packets)},
  93         {PORTSTAT_INFO(tx_unicastframes)},
  94         {PORTSTAT_INFO(tx_multicastframes)},
  95         {PORTSTAT_INFO(tx_broadcastframes)},
  96         {PORTSTAT_INFO(tx_pauseframes)},
  97         {PORTSTAT_INFO(tx_controlframes)},
  98         {MISCSTAT_INFO(rx_drops_no_pbuf)},
  99         {MISCSTAT_INFO(rx_drops_no_txpb)},
 100         {MISCSTAT_INFO(rx_drops_no_erx_descr)},
 101         {MISCSTAT_INFO(rx_drops_no_tpre_descr)},
 102         {MISCSTAT_INFO(rx_drops_too_many_frags)},
 103         {MISCSTAT_INFO(rx_drops_invalid_ring)},
 104         {MISCSTAT_INFO(forwarded_packets)},
 105         {MISCSTAT_INFO(rx_drops_mtu)},
 106         {ERXSTAT_INFO(rx_drops_no_fragments)},
 107 };
 108 #define ETHTOOL_STATS_NUM ARRAY_SIZE(et_stats)
 109
 110 static const char et_self_tests[][ETH_GSTRING_LEN] = {
 111         "MAC Loopback test",
 112         "PHY Loopback test",
 113         "External Loopback test",
 114         "DDR DMA test"
 115         "Link test"
 116 };
 117
 118 #define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests)
 119 #define BE_MAC_LOOPBACK 0x0
 120 #define BE_PHY_LOOPBACK 0x1
 121 #define BE_ONE_PORT_EXT_LOOPBACK 0x2
 122 #define BE_NO_LOOPBACK 0xff
 123
 124 static void
 125 be_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo)
 126 {
 127         struct be_adapter *adapter = netdev_priv(netdev);
 128
 129         strcpy(drvinfo->driver, DRV_NAME);
 130         strcpy(drvinfo->version, DRV_VER);
 131         strncpy(drvinfo->fw_version, adapter->fw_ver, FW_VER_LEN);
 132         strcpy(drvinfo->bus_info, pci_name(adapter->pdev));
 133         drvinfo->testinfo_len = 0;
 134         drvinfo->regdump_len = 0;
 135         drvinfo->eedump_len = 0;
 136 }
 137
 138 static int
 139 be_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
 140 {
 141         struct be_adapter *adapter = netdev_priv(netdev);
 142         struct be_eq_obj *rx_eq = &adapter->rx_eq;
 143         struct be_eq_obj *tx_eq = &adapter->tx_eq;
 144
 145         coalesce->rx_coalesce_usecs = rx_eq->cur_eqd;
 146         coalesce->rx_coalesce_usecs_high = rx_eq->max_eqd;
 147         coalesce->rx_coalesce_usecs_low = rx_eq->min_eqd;
 148
 149         coalesce->tx_coalesce_usecs = tx_eq->cur_eqd;
 150         coalesce->tx_coalesce_usecs_high = tx_eq->max_eqd;
 151         coalesce->tx_coalesce_usecs_low = tx_eq->min_eqd;
 152
 153         coalesce->use_adaptive_rx_coalesce = rx_eq->enable_aic;
 154         coalesce->use_adaptive_tx_coalesce = tx_eq->enable_aic;
 155
 156         return 0;
 157 }
 158
 159 /*
 160  * This routine is used to set interrup coalescing delay
 161  */
 162 static int
 163 be_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
 164 {
 165         struct be_adapter *adapter = netdev_priv(netdev);
 166         struct be_eq_obj *rx_eq = &adapter->rx_eq;
 167         struct be_eq_obj *tx_eq = &adapter->tx_eq;
 168         u32 tx_max, tx_min, tx_cur;
 169         u32 rx_max, rx_min, rx_cur;
 170         int status = 0;
 171
 172         if (coalesce->use_adaptive_tx_coalesce == 1)
 173                 return -EINVAL;
 174
 175         /* if AIC is being turned on now, start with an EQD of 0 */
 176         if (rx_eq->enable_aic == 0 &&
 177                 coalesce->use_adaptive_rx_coalesce == 1) {
 178                 rx_eq->cur_eqd = 0;
 179         }
 180         rx_eq->enable_aic = coalesce->use_adaptive_rx_coalesce;
 181
 182         rx_max = coalesce->rx_coalesce_usecs_high;
 183         rx_min = coalesce->rx_coalesce_usecs_low;
 184         rx_cur = coalesce->rx_coalesce_usecs;
 185
 186         tx_max = coalesce->tx_coalesce_usecs_high;
 187         tx_min = coalesce->tx_coalesce_usecs_low;
 188         tx_cur = coalesce->tx_coalesce_usecs;
 189
 190         if (tx_cur > BE_MAX_EQD)
 191                 tx_cur = BE_MAX_EQD;
 192         if (tx_eq->cur_eqd != tx_cur) {
 193                 status = be_cmd_modify_eqd(adapter, tx_eq->q.id, tx_cur);
 194                 if (!status)
 195                         tx_eq->cur_eqd = tx_cur;
 196         }
 197
 198         if (rx_eq->enable_aic) {
 199                 if (rx_max > BE_MAX_EQD)
 200                         rx_max = BE_MAX_EQD;
 201                 if (rx_min > rx_max)
 202                         rx_min = rx_max;
 203                 rx_eq->max_eqd = rx_max;
 204                 rx_eq->min_eqd = rx_min;
 205                 if (rx_eq->cur_eqd > rx_max)
 206                         rx_eq->cur_eqd = rx_max;
 207                 if (rx_eq->cur_eqd < rx_min)
 208                         rx_eq->cur_eqd = rx_min;
 209         } else {
 210                 if (rx_cur > BE_MAX_EQD)
 211                         rx_cur = BE_MAX_EQD;
 212                 if (rx_eq->cur_eqd != rx_cur) {
 213                         status = be_cmd_modify_eqd(adapter, rx_eq->q.id,
 214                                         rx_cur);
 215                         if (!status)
 216                                 rx_eq->cur_eqd = rx_cur;
 217                 }
 218         }
 219         return 0;
 220 }
 221
 222 static u32 be_get_rx_csum(struct net_device *netdev)
 223 {
 224         struct be_adapter *adapter = netdev_priv(netdev);
 225
 226         return adapter->rx_csum;
 227 }
 228
 229 static int be_set_rx_csum(struct net_device *netdev, uint32_t data)
 230 {
 231         struct be_adapter *adapter = netdev_priv(netdev);
 232
 233         if (data)
 234                 adapter->rx_csum = true;
 235         else
 236                 adapter->rx_csum = false;
 237
 238         return 0;
 239 }
 240
 241 static void
 242 be_get_ethtool_stats(struct net_device *netdev,
 243                 struct ethtool_stats *stats, uint64_t *data)
 244 {
 245         struct be_adapter *adapter = netdev_priv(netdev);
 246         struct be_drvr_stats *drvr_stats = &adapter->stats.drvr_stats;
 247         struct be_hw_stats *hw_stats = hw_stats_from_cmd(adapter->stats.cmd.va);
 248         struct be_rxf_stats *rxf_stats = &hw_stats->rxf;
 249         struct be_port_rxf_stats *port_stats =
 250                         &rxf_stats->port[adapter->port_num];
 251         struct net_device_stats *net_stats = &netdev->stats;
 252         struct be_erx_stats *erx_stats = &hw_stats->erx;
 253         void *p = NULL;
 254         int i;
 255
 256         for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 257                 switch (et_stats[i].type) {
 258                 case NETSTAT:
 259                         p = net_stats;
 260                         break;
 261                 case DRVSTAT:
 262                         p = drvr_stats;
 263                         break;
 264                 case PORTSTAT:
 265                         p = port_stats;
 266                         break;
 267                 case MISCSTAT:
 268                         p = rxf_stats;
 269                         break;
 270                 case ERXSTAT: /* Currently only one ERX stat is provided */
 271                         p = (u32 *)erx_stats + adapter->rx_obj.q.id;
 272                         break;
 273                 }
 274
 275                 p = (u8 *)p + et_stats[i].offset;
 276                 data[i] = (et_stats[i].size == sizeof(u64)) ?
 277                                 *(u64 *)p: *(u32 *)p;
 278         }
 279
 280         return;
 281 }
 282
 283 static void
 284 be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
 285                 uint8_t *data)
 286 {
 287         int i;
 288         switch (stringset) {
 289         case ETH_SS_STATS:
 290                 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 291                         memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN);
 292                         data += ETH_GSTRING_LEN;
 293                 }
 294                 break;
 295         case ETH_SS_TEST:
 296                 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) {
 297                         memcpy(data, et_self_tests[i], ETH_GSTRING_LEN);
 298                         data += ETH_GSTRING_LEN;
 299                 }
 300                 break;
 301         }
 302 }
 303
 304 static int be_get_sset_count(struct net_device *netdev, int stringset)
 305 {
 306         switch (stringset) {
 307         case ETH_SS_TEST:
 308                 return ETHTOOL_TESTS_NUM;
 309         case ETH_SS_STATS:
 310                 return ETHTOOL_STATS_NUM;
 311         default:
 312                 return -EINVAL;
 313         }
 314 }
 315
 316 static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
 317 {
 318         struct be_adapter *adapter = netdev_priv(netdev);
 319         u8 mac_speed = 0, connector = 0;
 320         u16 link_speed = 0;
 321         bool link_up = false;
 322         int status;
 323
 324         if (adapter->link_speed < 0) {
 325                 status = be_cmd_link_status_query(adapter, &link_up,
 326                                                 &mac_speed, &link_speed);
 327
 328                 /* link_speed is in units of 10 Mbps */
 329                 if (link_speed) {
 330                         ecmd->speed = link_speed*10;
 331                 } else {
 332                         switch (mac_speed) {
 333                         case PHY_LINK_SPEED_1GBPS:
 334                                 ecmd->speed = SPEED_1000;
 335                                 break;
 336                         case PHY_LINK_SPEED_10GBPS:
 337                                 ecmd->speed = SPEED_10000;
 338                                 break;
 339                         }
 340                 }
 341
 342                 status = be_cmd_read_port_type(adapter, adapter->port_num,
 343                                                 &connector);
 344                 if (!status) {
 345                         switch (connector) {
 346                         case 7:
 347                                 ecmd->port = PORT_FIBRE;
 348                                 ecmd->transceiver = XCVR_EXTERNAL;
 349                                 break;
 350                         case 0:
 351                                 ecmd->port = PORT_TP;
 352                                 ecmd->transceiver = XCVR_EXTERNAL;
 353                                 break;
 354                         default:
 355                                 ecmd->port = PORT_TP;
 356                                 ecmd->transceiver = XCVR_INTERNAL;
 357                                 break;
 358                         }
 359                 } else {
 360                         ecmd->port = PORT_AUI;
 361                         ecmd->transceiver = XCVR_INTERNAL;
 362                 }
 363
 364                 /* Save for future use */
 365                 adapter->link_speed = ecmd->speed;
 366                 adapter->port_type = ecmd->port;
 367                 adapter->transceiver = ecmd->transceiver;
 368         } else {
 369                 ecmd->speed = adapter->link_speed;
 370                 ecmd->port = adapter->port_type;
 371                 ecmd->transceiver = adapter->transceiver;
 372         }
 373
 374         ecmd->duplex = DUPLEX_FULL;
 375         ecmd->autoneg = AUTONEG_DISABLE;
 376         ecmd->phy_address = adapter->port_num;
 377         switch (ecmd->port) {
 378         case PORT_FIBRE:
 379                 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE);
 380                 break;
 381         case PORT_TP:
 382                 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_TP);
 383                 break;
 384         case PORT_AUI:
 385                 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_AUI);
 386                 break;
 387         }
 388
 389         return 0;
 390 }
 391
 392 static void
 393 be_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring)
 394 {
 395         struct be_adapter *adapter = netdev_priv(netdev);
 396
 397         ring->rx_max_pending = adapter->rx_obj.q.len;
 398         ring->tx_max_pending = adapter->tx_obj.q.len;
 399
 400         ring->rx_pending = atomic_read(&adapter->rx_obj.q.used);
 401         ring->tx_pending = atomic_read(&adapter->tx_obj.q.used);
 402 }
 403
 404 static void
 405 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 406 {
 407         struct be_adapter *adapter = netdev_priv(netdev);
 408
 409         be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause);
 410         ecmd->autoneg = 0;
 411 }
 412
 413 static int
 414 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 415 {
 416         struct be_adapter *adapter = netdev_priv(netdev);
 417         int status;
 418
 419         if (ecmd->autoneg != 0)
 420                 return -EINVAL;
 421         adapter->tx_fc = ecmd->tx_pause;
 422         adapter->rx_fc = ecmd->rx_pause;
 423
 424         status = be_cmd_set_flow_control(adapter,
 425                                         adapter->tx_fc, adapter->rx_fc);
 426         if (status)
 427                 dev_warn(&adapter->pdev->dev, "Pause param set failed.\n");
 428
 429         return status;
 430 }
 431
 432 static int
 433 be_phys_id(struct net_device *netdev, u32 data)
 434 {
 435         struct be_adapter *adapter = netdev_priv(netdev);
 436         int status;
 437         u32 cur;
 438
 439         be_cmd_get_beacon_state(adapter, adapter->port_num, &cur);
 440
 441         if (cur == BEACON_STATE_ENABLED)
 442                 return 0;
 443
 444         if (data < 2)
 445                 data = 2;
 446
 447         status = be_cmd_set_beacon_state(adapter, adapter->port_num, 0, 0,
 448                         BEACON_STATE_ENABLED);
 449         set_current_state(TASK_INTERRUPTIBLE);
 450         schedule_timeout(data*HZ);
 451
 452         status = be_cmd_set_beacon_state(adapter, adapter->port_num, 0, 0,
 453                         BEACON_STATE_DISABLED);
 454
 455         return status;
 456 }
 457
 458 static void
 459 be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 460 {
 461         struct be_adapter *adapter = netdev_priv(netdev);
 462
 463         wol->supported = WAKE_MAGIC;
 464         if (adapter->wol)
 465                 wol->wolopts = WAKE_MAGIC;
 466         else
 467                 wol->wolopts = 0;
 468         memset(&wol->sopass, 0, sizeof(wol->sopass));
 469         return;
 470 }
 471
 472 static int
 473 be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 474 {
 475         struct be_adapter *adapter = netdev_priv(netdev);
 476
 477         if (wol->wolopts & ~WAKE_MAGIC)
 478                 return -EINVAL;
 479
 480         if (wol->wolopts & WAKE_MAGIC)
 481                 adapter->wol = true;
 482         else
 483                 adapter->wol = false;
 484
 485         return 0;
 486 }
 487
 488 static int
 489 be_test_ddr_dma(struct be_adapter *adapter)
 490 {
 491         int ret, i;
 492         struct be_dma_mem ddrdma_cmd;
 493         u64 pattern[2] = {0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL};
 494
 495         ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
 496         ddrdma_cmd.va = pci_alloc_consistent(adapter->pdev, ddrdma_cmd.size,
 497                                         &ddrdma_cmd.dma);
 498         if (!ddrdma_cmd.va) {
 499                 dev_err(&adapter->pdev->dev, "Memory allocation failure \n");
 500                 return -ENOMEM;
 501         }
 502
 503         for (i = 0; i < 2; i++) {
 504                 ret = be_cmd_ddr_dma_test(adapter, pattern[i],
 505                                         4096, &ddrdma_cmd);
 506                 if (ret != 0)
 507                         goto err;
 508         }
 509
 510 err:
 511         pci_free_consistent(adapter->pdev, ddrdma_cmd.size,
 512                         ddrdma_cmd.va, ddrdma_cmd.dma);
 513         return ret;
 514 }
 515
 516 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type,
 517                                 u64 *status)
 518 {
 519         be_cmd_set_loopback(adapter, adapter->port_num,
 520                                 loopback_type, 1);
 521         *status = be_cmd_loopback_test(adapter, adapter->port_num,
 522                                 loopback_type, 1500,
 523                                 2, 0xabc);
 524         be_cmd_set_loopback(adapter, adapter->port_num,
 525                                 BE_NO_LOOPBACK, 1);
 526         return *status;
 527 }
 528
 529 static void
 530 be_self_test(struct net_device *netdev, struct ethtool_test *test, u64 *data)
 531 {
 532         struct be_adapter *adapter = netdev_priv(netdev);
 533         bool link_up;
 534         u8 mac_speed = 0;
 535         u16 qos_link_speed = 0;
 536
 537         memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM);
 538
 539         if (test->flags & ETH_TEST_FL_OFFLINE) {
 540                 if (be_loopback_test(adapter, BE_MAC_LOOPBACK,
 541                                                 &data[0]) != 0) {
 542                         test->flags |= ETH_TEST_FL_FAILED;
 543                 }
 544                 if (be_loopback_test(adapter, BE_PHY_LOOPBACK,
 545                                                 &data[1]) != 0) {
 546                         test->flags |= ETH_TEST_FL_FAILED;
 547                 }
 548                 if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK,
 549                                                 &data[2]) != 0) {
 550                         test->flags |= ETH_TEST_FL_FAILED;
 551                 }
 552         }
 553
 554         if (be_test_ddr_dma(adapter) != 0) {
 555                 data[3] = 1;
 556                 test->flags |= ETH_TEST_FL_FAILED;
 557         }
 558
 559         if (be_cmd_link_status_query(adapter, &link_up, &mac_speed,
 560                                 &qos_link_speed) != 0) {
 561                 test->flags |= ETH_TEST_FL_FAILED;
 562                 data[4] = -1;
 563         } else if (mac_speed) {
 564                 data[4] = 1;
 565         }
 566 }
 567
 568 static int
 569 be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
 570 {
 571         struct be_adapter *adapter = netdev_priv(netdev);
 572         char file_name[ETHTOOL_FLASH_MAX_FILENAME];
 573         u32 region;
 574
 575         file_name[ETHTOOL_FLASH_MAX_FILENAME - 1] = 0;
 576         strcpy(file_name, efl->data);
 577         region = efl->region;
 578
 579         return be_load_fw(adapter, file_name);
 580 }
 581
 582 static int
 583 be_get_eeprom_len(struct net_device *netdev)
 584 {
 585         return BE_READ_SEEPROM_LEN;
 586 }
 587
 588 static int
 589 be_read_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom,
 590                         uint8_t *data)
 591 {
 592         struct be_adapter *adapter = netdev_priv(netdev);
 593         struct be_dma_mem eeprom_cmd;
 594         struct be_cmd_resp_seeprom_read *resp;
 595         int status;
 596
 597         if (!eeprom->len)
 598                 return -EINVAL;
 599
 600         eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16);
 601
 602         memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem));
 603         eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read);
 604         eeprom_cmd.va = pci_alloc_consistent(adapter->pdev, eeprom_cmd.size,
 605                                 &eeprom_cmd.dma);
 606
 607         if (!eeprom_cmd.va) {
 608                 dev_err(&adapter->pdev->dev,
 609                         "Memory allocation failure. Could not read eeprom\n");
 610                 return -ENOMEM;
 611         }
 612
 613         status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd);
 614
 615         if (!status) {
 616                 resp = (struct be_cmd_resp_seeprom_read *) eeprom_cmd.va;
 617                 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len);
 618         }
 619         pci_free_consistent(adapter->pdev, eeprom_cmd.size, eeprom_cmd.va,
 620                         eeprom_cmd.dma);
 621
 622         return status;
 623 }
 624
 625 const struct ethtool_ops be_ethtool_ops = {
 626         .get_settings = be_get_settings,
 627         .get_drvinfo = be_get_drvinfo,
 628         .get_wol = be_get_wol,
 629         .set_wol = be_set_wol,
 630         .get_link = ethtool_op_get_link,
 631         .get_eeprom_len = be_get_eeprom_len,
 632         .get_eeprom = be_read_eeprom,
 633         .get_coalesce = be_get_coalesce,
 634         .set_coalesce = be_set_coalesce,
 635         .get_ringparam = be_get_ringparam,
 636         .get_pauseparam = be_get_pauseparam,
 637         .set_pauseparam = be_set_pauseparam,
 638         .get_rx_csum = be_get_rx_csum,
 639         .set_rx_csum = be_set_rx_csum,
 640         .get_tx_csum = ethtool_op_get_tx_csum,
 641         .set_tx_csum = ethtool_op_set_tx_hw_csum,
 642         .get_sg = ethtool_op_get_sg,
 643         .set_sg = ethtool_op_set_sg,
 644         .get_tso = ethtool_op_get_tso,
 645         .set_tso = ethtool_op_set_tso,
 646         .get_strings = be_get_stat_strings,
 647         .phys_id = be_phys_id,
 648         .get_sset_count = be_get_sset_count,
 649         .get_ethtool_stats = be_get_ethtool_stats,
 650         .flash_device = be_do_flash,
 651         .self_test = be_self_test,
 652 };