drivers/net/ethernet/emulex/benet/be_ethtool.c

   1 /*
   2  * Copyright (C) 2005 - 2011 Emulex
   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@emulex.com
  12  *
  13  * Emulex
  14  * 3333 Susan Street
  15  * Costa Mesa, CA 92626
  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 {DRVSTAT_TX, DRVSTAT_RX, DRVSTAT};
  30 #define FIELDINFO(_struct, field) FIELD_SIZEOF(_struct, field), \
  31                                         offsetof(_struct, field)
  32 #define DRVSTAT_TX_INFO(field)  #field, DRVSTAT_TX,\
  33                                         FIELDINFO(struct be_tx_stats, field)
  34 #define DRVSTAT_RX_INFO(field)  #field, DRVSTAT_RX,\
  35                                         FIELDINFO(struct be_rx_stats, field)
  36 #define DRVSTAT_INFO(field)     #field, DRVSTAT,\
  37                                         FIELDINFO(struct be_drv_stats, field)
  38
  39 static const struct be_ethtool_stat et_stats[] = {
  40         {DRVSTAT_INFO(tx_events)},
  41         {DRVSTAT_INFO(rx_crc_errors)},
  42         {DRVSTAT_INFO(rx_alignment_symbol_errors)},
  43         {DRVSTAT_INFO(rx_pause_frames)},
  44         {DRVSTAT_INFO(rx_control_frames)},
  45         {DRVSTAT_INFO(rx_in_range_errors)},
  46         {DRVSTAT_INFO(rx_out_range_errors)},
  47         {DRVSTAT_INFO(rx_frame_too_long)},
  48         {DRVSTAT_INFO(rx_address_match_errors)},
  49         {DRVSTAT_INFO(rx_dropped_too_small)},
  50         {DRVSTAT_INFO(rx_dropped_too_short)},
  51         {DRVSTAT_INFO(rx_dropped_header_too_small)},
  52         {DRVSTAT_INFO(rx_dropped_tcp_length)},
  53         {DRVSTAT_INFO(rx_dropped_runt)},
  54         {DRVSTAT_INFO(rxpp_fifo_overflow_drop)},
  55         {DRVSTAT_INFO(rx_input_fifo_overflow_drop)},
  56         {DRVSTAT_INFO(rx_ip_checksum_errs)},
  57         {DRVSTAT_INFO(rx_tcp_checksum_errs)},
  58         {DRVSTAT_INFO(rx_udp_checksum_errs)},
  59         {DRVSTAT_INFO(tx_pauseframes)},
  60         {DRVSTAT_INFO(tx_controlframes)},
  61         {DRVSTAT_INFO(rx_priority_pause_frames)},
  62         {DRVSTAT_INFO(pmem_fifo_overflow_drop)},
  63         {DRVSTAT_INFO(jabber_events)},
  64         {DRVSTAT_INFO(rx_drops_no_pbuf)},
  65         {DRVSTAT_INFO(rx_drops_no_txpb)},
  66         {DRVSTAT_INFO(rx_drops_no_erx_descr)},
  67         {DRVSTAT_INFO(rx_drops_no_tpre_descr)},
  68         {DRVSTAT_INFO(rx_drops_too_many_frags)},
  69         {DRVSTAT_INFO(rx_drops_invalid_ring)},
  70         {DRVSTAT_INFO(forwarded_packets)},
  71         {DRVSTAT_INFO(rx_drops_mtu)},
  72         {DRVSTAT_INFO(eth_red_drops)},
  73         {DRVSTAT_INFO(be_on_die_temperature)}
  74 };
  75 #define ETHTOOL_STATS_NUM ARRAY_SIZE(et_stats)
  76
  77 /* Stats related to multi RX queues: get_stats routine assumes bytes, pkts
  78  * are first and second members respectively.
  79  */
  80 static const struct be_ethtool_stat et_rx_stats[] = {
  81         {DRVSTAT_RX_INFO(rx_bytes)},/* If moving this member see above note */
  82         {DRVSTAT_RX_INFO(rx_pkts)}, /* If moving this member see above note */
  83         {DRVSTAT_RX_INFO(rx_polls)},
  84         {DRVSTAT_RX_INFO(rx_events)},
  85         {DRVSTAT_RX_INFO(rx_compl)},
  86         {DRVSTAT_RX_INFO(rx_mcast_pkts)},
  87         {DRVSTAT_RX_INFO(rx_post_fail)},
  88         {DRVSTAT_RX_INFO(rx_drops_no_skbs)},
  89         {DRVSTAT_RX_INFO(rx_drops_no_frags)}
  90 };
  91 #define ETHTOOL_RXSTATS_NUM (ARRAY_SIZE(et_rx_stats))
  92
  93 /* Stats related to multi TX queues: get_stats routine assumes compl is the
  94  * first member
  95  */
  96 static const struct be_ethtool_stat et_tx_stats[] = {
  97         {DRVSTAT_TX_INFO(tx_compl)}, /* If moving this member see above note */
  98         {DRVSTAT_TX_INFO(tx_bytes)},
  99         {DRVSTAT_TX_INFO(tx_pkts)},
 100         {DRVSTAT_TX_INFO(tx_reqs)},
 101         {DRVSTAT_TX_INFO(tx_wrbs)},
 102         {DRVSTAT_TX_INFO(tx_compl)},
 103         {DRVSTAT_TX_INFO(tx_stops)}
 104 };
 105 #define ETHTOOL_TXSTATS_NUM (ARRAY_SIZE(et_tx_stats))
 106
 107 static const char et_self_tests[][ETH_GSTRING_LEN] = {
 108         "MAC Loopback test",
 109         "PHY Loopback test",
 110         "External Loopback test",
 111         "DDR DMA test",
 112         "Link test"
 113 };
 114
 115 #define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests)
 116 #define BE_MAC_LOOPBACK 0x0
 117 #define BE_PHY_LOOPBACK 0x1
 118 #define BE_ONE_PORT_EXT_LOOPBACK 0x2
 119 #define BE_NO_LOOPBACK 0xff
 120
 121 static void be_get_drvinfo(struct net_device *netdev,
 122                                 struct ethtool_drvinfo *drvinfo)
 123 {
 124         struct be_adapter *adapter = netdev_priv(netdev);
 125         char fw_on_flash[FW_VER_LEN];
 126
 127         memset(fw_on_flash, 0 , sizeof(fw_on_flash));
 128         be_cmd_get_fw_ver(adapter, adapter->fw_ver, fw_on_flash);
 129
 130         strcpy(drvinfo->driver, DRV_NAME);
 131         strcpy(drvinfo->version, DRV_VER);
 132         strncpy(drvinfo->fw_version, adapter->fw_ver, FW_VER_LEN);
 133         if (memcmp(adapter->fw_ver, fw_on_flash, FW_VER_LEN) != 0) {
 134                 strcat(drvinfo->fw_version, " [");
 135                 strcat(drvinfo->fw_version, fw_on_flash);
 136                 strcat(drvinfo->fw_version, "]");
 137         }
 138
 139         strcpy(drvinfo->bus_info, pci_name(adapter->pdev));
 140         drvinfo->testinfo_len = 0;
 141         drvinfo->regdump_len = 0;
 142         drvinfo->eedump_len = 0;
 143 }
 144
 145 static int
 146 be_get_reg_len(struct net_device *netdev)
 147 {
 148         struct be_adapter *adapter = netdev_priv(netdev);
 149         u32 log_size = 0;
 150
 151         if (be_physfn(adapter))
 152                 be_cmd_get_reg_len(adapter, &log_size);
 153
 154         return log_size;
 155 }
 156
 157 static void
 158 be_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *buf)
 159 {
 160         struct be_adapter *adapter = netdev_priv(netdev);
 161
 162         if (be_physfn(adapter)) {
 163                 memset(buf, 0, regs->len);
 164                 be_cmd_get_regs(adapter, regs->len, buf);
 165         }
 166 }
 167
 168 static int
 169 be_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
 170 {
 171         struct be_adapter *adapter = netdev_priv(netdev);
 172         struct be_eq_obj *rx_eq = &adapter->rx_obj[0].rx_eq;
 173         struct be_eq_obj *tx_eq = &adapter->tx_eq;
 174
 175         coalesce->rx_coalesce_usecs = rx_eq->cur_eqd;
 176         coalesce->rx_coalesce_usecs_high = rx_eq->max_eqd;
 177         coalesce->rx_coalesce_usecs_low = rx_eq->min_eqd;
 178
 179         coalesce->tx_coalesce_usecs = tx_eq->cur_eqd;
 180         coalesce->tx_coalesce_usecs_high = tx_eq->max_eqd;
 181         coalesce->tx_coalesce_usecs_low = tx_eq->min_eqd;
 182
 183         coalesce->use_adaptive_rx_coalesce = rx_eq->enable_aic;
 184         coalesce->use_adaptive_tx_coalesce = tx_eq->enable_aic;
 185
 186         return 0;
 187 }
 188
 189 /*
 190  * This routine is used to set interrup coalescing delay
 191  */
 192 static int
 193 be_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
 194 {
 195         struct be_adapter *adapter = netdev_priv(netdev);
 196         struct be_rx_obj *rxo;
 197         struct be_eq_obj *rx_eq;
 198         struct be_eq_obj *tx_eq = &adapter->tx_eq;
 199         u32 rx_max, rx_min, rx_cur;
 200         int status = 0, i;
 201         u32 tx_cur;
 202
 203         if (coalesce->use_adaptive_tx_coalesce == 1)
 204                 return -EINVAL;
 205
 206         for_all_rx_queues(adapter, rxo, i) {
 207                 rx_eq = &rxo->rx_eq;
 208
 209                 if (!rx_eq->enable_aic && coalesce->use_adaptive_rx_coalesce)
 210                         rx_eq->cur_eqd = 0;
 211                 rx_eq->enable_aic = coalesce->use_adaptive_rx_coalesce;
 212
 213                 rx_max = coalesce->rx_coalesce_usecs_high;
 214                 rx_min = coalesce->rx_coalesce_usecs_low;
 215                 rx_cur = coalesce->rx_coalesce_usecs;
 216
 217                 if (rx_eq->enable_aic) {
 218                         if (rx_max > BE_MAX_EQD)
 219                                 rx_max = BE_MAX_EQD;
 220                         if (rx_min > rx_max)
 221                                 rx_min = rx_max;
 222                         rx_eq->max_eqd = rx_max;
 223                         rx_eq->min_eqd = rx_min;
 224                         if (rx_eq->cur_eqd > rx_max)
 225                                 rx_eq->cur_eqd = rx_max;
 226                         if (rx_eq->cur_eqd < rx_min)
 227                                 rx_eq->cur_eqd = rx_min;
 228                 } else {
 229                         if (rx_cur > BE_MAX_EQD)
 230                                 rx_cur = BE_MAX_EQD;
 231                         if (rx_eq->cur_eqd != rx_cur) {
 232                                 status = be_cmd_modify_eqd(adapter, rx_eq->q.id,
 233                                                 rx_cur);
 234                                 if (!status)
 235                                         rx_eq->cur_eqd = rx_cur;
 236                         }
 237                 }
 238         }
 239
 240         tx_cur = coalesce->tx_coalesce_usecs;
 241
 242         if (tx_cur > BE_MAX_EQD)
 243                 tx_cur = BE_MAX_EQD;
 244         if (tx_eq->cur_eqd != tx_cur) {
 245                 status = be_cmd_modify_eqd(adapter, tx_eq->q.id, tx_cur);
 246                 if (!status)
 247                         tx_eq->cur_eqd = tx_cur;
 248         }
 249
 250         return 0;
 251 }
 252
 253 static void
 254 be_get_ethtool_stats(struct net_device *netdev,
 255                 struct ethtool_stats *stats, uint64_t *data)
 256 {
 257         struct be_adapter *adapter = netdev_priv(netdev);
 258         struct be_rx_obj *rxo;
 259         struct be_tx_obj *txo;
 260         void *p;
 261         unsigned int i, j, base = 0, start;
 262
 263         for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 264                 p = (u8 *)&adapter->drv_stats + et_stats[i].offset;
 265                 data[i] = *(u32 *)p;
 266         }
 267         base += ETHTOOL_STATS_NUM;
 268
 269         for_all_rx_queues(adapter, rxo, j) {
 270                 struct be_rx_stats *stats = rx_stats(rxo);
 271
 272                 do {
 273                         start = u64_stats_fetch_begin_bh(&stats->sync);
 274                         data[base] = stats->rx_bytes;
 275                         data[base + 1] = stats->rx_pkts;
 276                 } while (u64_stats_fetch_retry_bh(&stats->sync, start));
 277
 278                 for (i = 2; i < ETHTOOL_RXSTATS_NUM; i++) {
 279                         p = (u8 *)stats + et_rx_stats[i].offset;
 280                         data[base + i] = *(u32 *)p;
 281                 }
 282                 base += ETHTOOL_RXSTATS_NUM;
 283         }
 284
 285         for_all_tx_queues(adapter, txo, j) {
 286                 struct be_tx_stats *stats = tx_stats(txo);
 287
 288                 do {
 289                         start = u64_stats_fetch_begin_bh(&stats->sync_compl);
 290                         data[base] = stats->tx_compl;
 291                 } while (u64_stats_fetch_retry_bh(&stats->sync_compl, start));
 292
 293                 do {
 294                         start = u64_stats_fetch_begin_bh(&stats->sync);
 295                         for (i = 1; i < ETHTOOL_TXSTATS_NUM; i++) {
 296                                 p = (u8 *)stats + et_tx_stats[i].offset;
 297                                 data[base + i] =
 298                                         (et_tx_stats[i].size == sizeof(u64)) ?
 299                                                 *(u64 *)p : *(u32 *)p;
 300                         }
 301                 } while (u64_stats_fetch_retry_bh(&stats->sync, start));
 302                 base += ETHTOOL_TXSTATS_NUM;
 303         }
 304 }
 305
 306 static void
 307 be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
 308                 uint8_t *data)
 309 {
 310         struct be_adapter *adapter = netdev_priv(netdev);
 311         int i, j;
 312
 313         switch (stringset) {
 314         case ETH_SS_STATS:
 315                 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 316                         memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN);
 317                         data += ETH_GSTRING_LEN;
 318                 }
 319                 for (i = 0; i < adapter->num_rx_qs; i++) {
 320                         for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) {
 321                                 sprintf(data, "rxq%d: %s", i,
 322                                         et_rx_stats[j].desc);
 323                                 data += ETH_GSTRING_LEN;
 324                         }
 325                 }
 326                 for (i = 0; i < adapter->num_tx_qs; i++) {
 327                         for (j = 0; j < ETHTOOL_TXSTATS_NUM; j++) {
 328                                 sprintf(data, "txq%d: %s", i,
 329                                         et_tx_stats[j].desc);
 330                                 data += ETH_GSTRING_LEN;
 331                         }
 332                 }
 333                 break;
 334         case ETH_SS_TEST:
 335                 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) {
 336                         memcpy(data, et_self_tests[i], ETH_GSTRING_LEN);
 337                         data += ETH_GSTRING_LEN;
 338                 }
 339                 break;
 340         }
 341 }
 342
 343 static int be_get_sset_count(struct net_device *netdev, int stringset)
 344 {
 345         struct be_adapter *adapter = netdev_priv(netdev);
 346
 347         switch (stringset) {
 348         case ETH_SS_TEST:
 349                 return ETHTOOL_TESTS_NUM;
 350         case ETH_SS_STATS:
 351                 return ETHTOOL_STATS_NUM +
 352                         adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM +
 353                         adapter->num_tx_qs * ETHTOOL_TXSTATS_NUM;
 354         default:
 355                 return -EINVAL;
 356         }
 357 }
 358
 359 static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
 360 {
 361         struct be_adapter *adapter = netdev_priv(netdev);
 362         struct be_phy_info phy_info;
 363         u8 mac_speed = 0;
 364         u16 link_speed = 0;
 365         int status;
 366
 367         if ((adapter->link_speed < 0) || (!(netdev->flags & IFF_UP))) {
 368                 status = be_cmd_link_status_query(adapter, &mac_speed,
 369                                                 &link_speed, 0);
 370
 371                 /* link_speed is in units of 10 Mbps */
 372                 if (link_speed) {
 373                         ethtool_cmd_speed_set(ecmd, link_speed*10);
 374                 } else {
 375                         switch (mac_speed) {
 376                         case PHY_LINK_SPEED_10MBPS:
 377                                 ethtool_cmd_speed_set(ecmd, SPEED_10);
 378                                 break;
 379                         case PHY_LINK_SPEED_100MBPS:
 380                                 ethtool_cmd_speed_set(ecmd, SPEED_100);
 381                                 break;
 382                         case PHY_LINK_SPEED_1GBPS:
 383                                 ethtool_cmd_speed_set(ecmd, SPEED_1000);
 384                                 break;
 385                         case PHY_LINK_SPEED_10GBPS:
 386                                 ethtool_cmd_speed_set(ecmd, SPEED_10000);
 387                                 break;
 388                         case PHY_LINK_SPEED_ZERO:
 389                                 ethtool_cmd_speed_set(ecmd, 0);
 390                                 break;
 391                         }
 392                 }
 393
 394                 status = be_cmd_get_phy_info(adapter, &phy_info);
 395                 if (!status) {
 396                         switch (phy_info.interface_type) {
 397                         case PHY_TYPE_XFP_10GB:
 398                         case PHY_TYPE_SFP_1GB:
 399                         case PHY_TYPE_SFP_PLUS_10GB:
 400                                 ecmd->port = PORT_FIBRE;
 401                                 break;
 402                         default:
 403                                 ecmd->port = PORT_TP;
 404                                 break;
 405                         }
 406
 407                         switch (phy_info.interface_type) {
 408                         case PHY_TYPE_KR_10GB:
 409                         case PHY_TYPE_KX4_10GB:
 410                                 ecmd->autoneg = AUTONEG_ENABLE;
 411                         ecmd->transceiver = XCVR_INTERNAL;
 412                                 break;
 413                         default:
 414                                 ecmd->autoneg = AUTONEG_DISABLE;
 415                                 ecmd->transceiver = XCVR_EXTERNAL;
 416                                 break;
 417                         }
 418                 }
 419
 420                 /* Save for future use */
 421                 adapter->link_speed = ethtool_cmd_speed(ecmd);
 422                 adapter->port_type = ecmd->port;
 423                 adapter->transceiver = ecmd->transceiver;
 424                 adapter->autoneg = ecmd->autoneg;
 425         } else {
 426                 ethtool_cmd_speed_set(ecmd, adapter->link_speed);
 427                 ecmd->port = adapter->port_type;
 428                 ecmd->transceiver = adapter->transceiver;
 429                 ecmd->autoneg = adapter->autoneg;
 430         }
 431
 432         ecmd->duplex = DUPLEX_FULL;
 433         ecmd->phy_address = adapter->port_num;
 434         switch (ecmd->port) {
 435         case PORT_FIBRE:
 436                 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE);
 437                 break;
 438         case PORT_TP:
 439                 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_TP);
 440                 break;
 441         case PORT_AUI:
 442                 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_AUI);
 443                 break;
 444         }
 445
 446         if (ecmd->autoneg) {
 447                 ecmd->supported |= SUPPORTED_1000baseT_Full;
 448                 ecmd->supported |= SUPPORTED_Autoneg;
 449                 ecmd->advertising |= (ADVERTISED_10000baseT_Full |
 450                                 ADVERTISED_1000baseT_Full);
 451         }
 452
 453         return 0;
 454 }
 455
 456 static void
 457 be_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring)
 458 {
 459         struct be_adapter *adapter = netdev_priv(netdev);
 460
 461         ring->rx_max_pending = adapter->rx_obj[0].q.len;
 462         ring->tx_max_pending = adapter->tx_obj[0].q.len;
 463
 464         ring->rx_pending = atomic_read(&adapter->rx_obj[0].q.used);
 465         ring->tx_pending = atomic_read(&adapter->tx_obj[0].q.used);
 466 }
 467
 468 static void
 469 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 470 {
 471         struct be_adapter *adapter = netdev_priv(netdev);
 472
 473         be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause);
 474         ecmd->autoneg = 0;
 475 }
 476
 477 static int
 478 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 479 {
 480         struct be_adapter *adapter = netdev_priv(netdev);
 481         int status;
 482
 483         if (ecmd->autoneg != 0)
 484                 return -EINVAL;
 485         adapter->tx_fc = ecmd->tx_pause;
 486         adapter->rx_fc = ecmd->rx_pause;
 487
 488         status = be_cmd_set_flow_control(adapter,
 489                                         adapter->tx_fc, adapter->rx_fc);
 490         if (status)
 491                 dev_warn(&adapter->pdev->dev, "Pause param set failed.\n");
 492
 493         return status;
 494 }
 495
 496 static int
 497 be_set_phys_id(struct net_device *netdev,
 498                enum ethtool_phys_id_state state)
 499 {
 500         struct be_adapter *adapter = netdev_priv(netdev);
 501
 502         switch (state) {
 503         case ETHTOOL_ID_ACTIVE:
 504                 be_cmd_get_beacon_state(adapter, adapter->hba_port_num,
 505                                         &adapter->beacon_state);
 506                 return 1;       /* cycle on/off once per second */
 507
 508         case ETHTOOL_ID_ON:
 509                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 510                                         BEACON_STATE_ENABLED);
 511                 break;
 512
 513         case ETHTOOL_ID_OFF:
 514                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 515                                         BEACON_STATE_DISABLED);
 516                 break;
 517
 518         case ETHTOOL_ID_INACTIVE:
 519                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 520                                         adapter->beacon_state);
 521         }
 522
 523         return 0;
 524 }
 525
 526 static bool
 527 be_is_wol_supported(struct be_adapter *adapter)
 528 {
 529         if (!be_physfn(adapter))
 530                 return false;
 531         else
 532                 return true;
 533 }
 534
 535 static void
 536 be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 537 {
 538         struct be_adapter *adapter = netdev_priv(netdev);
 539
 540         if (be_is_wol_supported(adapter))
 541                 wol->supported = WAKE_MAGIC;
 542
 543         if (adapter->wol)
 544                 wol->wolopts = WAKE_MAGIC;
 545         else
 546                 wol->wolopts = 0;
 547         memset(&wol->sopass, 0, sizeof(wol->sopass));
 548 }
 549
 550 static int
 551 be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 552 {
 553         struct be_adapter *adapter = netdev_priv(netdev);
 554
 555         if (wol->wolopts & ~WAKE_MAGIC)
 556                 return -EINVAL;
 557
 558         if ((wol->wolopts & WAKE_MAGIC) && be_is_wol_supported(adapter))
 559                 adapter->wol = true;
 560         else
 561                 adapter->wol = false;
 562
 563         return 0;
 564 }
 565
 566 static int
 567 be_test_ddr_dma(struct be_adapter *adapter)
 568 {
 569         int ret, i;
 570         struct be_dma_mem ddrdma_cmd;
 571         static const u64 pattern[2] = {
 572                 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL
 573         };
 574
 575         ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
 576         ddrdma_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, ddrdma_cmd.size,
 577                                            &ddrdma_cmd.dma, GFP_KERNEL);
 578         if (!ddrdma_cmd.va) {
 579                 dev_err(&adapter->pdev->dev, "Memory allocation failure\n");
 580                 return -ENOMEM;
 581         }
 582
 583         for (i = 0; i < 2; i++) {
 584                 ret = be_cmd_ddr_dma_test(adapter, pattern[i],
 585                                         4096, &ddrdma_cmd);
 586                 if (ret != 0)
 587                         goto err;
 588         }
 589
 590 err:
 591         dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va,
 592                           ddrdma_cmd.dma);
 593         return ret;
 594 }
 595
 596 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type,
 597                                 u64 *status)
 598 {
 599         be_cmd_set_loopback(adapter, adapter->hba_port_num,
 600                                 loopback_type, 1);
 601         *status = be_cmd_loopback_test(adapter, adapter->hba_port_num,
 602                                 loopback_type, 1500,
 603                                 2, 0xabc);
 604         be_cmd_set_loopback(adapter, adapter->hba_port_num,
 605                                 BE_NO_LOOPBACK, 1);
 606         return *status;
 607 }
 608
 609 static void
 610 be_self_test(struct net_device *netdev, struct ethtool_test *test, u64 *data)
 611 {
 612         struct be_adapter *adapter = netdev_priv(netdev);
 613         u8 mac_speed = 0;
 614         u16 qos_link_speed = 0;
 615
 616         memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM);
 617
 618         if (test->flags & ETH_TEST_FL_OFFLINE) {
 619                 if (be_loopback_test(adapter, BE_MAC_LOOPBACK,
 620                                                 &data[0]) != 0) {
 621                         test->flags |= ETH_TEST_FL_FAILED;
 622                 }
 623                 if (be_loopback_test(adapter, BE_PHY_LOOPBACK,
 624                                                 &data[1]) != 0) {
 625                         test->flags |= ETH_TEST_FL_FAILED;
 626                 }
 627                 if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK,
 628                                                 &data[2]) != 0) {
 629                         test->flags |= ETH_TEST_FL_FAILED;
 630                 }
 631         }
 632
 633         if (be_test_ddr_dma(adapter) != 0) {
 634                 data[3] = 1;
 635                 test->flags |= ETH_TEST_FL_FAILED;
 636         }
 637
 638         if (be_cmd_link_status_query(adapter, &mac_speed,
 639                                 &qos_link_speed, 0) != 0) {
 640                 test->flags |= ETH_TEST_FL_FAILED;
 641                 data[4] = -1;
 642         } else if (!mac_speed) {
 643                 test->flags |= ETH_TEST_FL_FAILED;
 644                 data[4] = 1;
 645         }
 646 }
 647
 648 static int
 649 be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
 650 {
 651         struct be_adapter *adapter = netdev_priv(netdev);
 652         char file_name[ETHTOOL_FLASH_MAX_FILENAME];
 653
 654         file_name[ETHTOOL_FLASH_MAX_FILENAME - 1] = 0;
 655         strcpy(file_name, efl->data);
 656
 657         return be_load_fw(adapter, file_name);
 658 }
 659
 660 static int
 661 be_get_eeprom_len(struct net_device *netdev)
 662 {
 663         return BE_READ_SEEPROM_LEN;
 664 }
 665
 666 static int
 667 be_read_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom,
 668                         uint8_t *data)
 669 {
 670         struct be_adapter *adapter = netdev_priv(netdev);
 671         struct be_dma_mem eeprom_cmd;
 672         struct be_cmd_resp_seeprom_read *resp;
 673         int status;
 674
 675         if (!eeprom->len)
 676                 return -EINVAL;
 677
 678         eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16);
 679
 680         memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem));
 681         eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read);
 682         eeprom_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, eeprom_cmd.size,
 683                                            &eeprom_cmd.dma, GFP_KERNEL);
 684
 685         if (!eeprom_cmd.va) {
 686                 dev_err(&adapter->pdev->dev,
 687                         "Memory allocation failure. Could not read eeprom\n");
 688                 return -ENOMEM;
 689         }
 690
 691         status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd);
 692
 693         if (!status) {
 694                 resp = eeprom_cmd.va;
 695                 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len);
 696         }
 697         dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va,
 698                           eeprom_cmd.dma);
 699
 700         return status;
 701 }
 702
 703 const struct ethtool_ops be_ethtool_ops = {
 704         .get_settings = be_get_settings,
 705         .get_drvinfo = be_get_drvinfo,
 706         .get_wol = be_get_wol,
 707         .set_wol = be_set_wol,
 708         .get_link = ethtool_op_get_link,
 709         .get_eeprom_len = be_get_eeprom_len,
 710         .get_eeprom = be_read_eeprom,
 711         .get_coalesce = be_get_coalesce,
 712         .set_coalesce = be_set_coalesce,
 713         .get_ringparam = be_get_ringparam,
 714         .get_pauseparam = be_get_pauseparam,
 715         .set_pauseparam = be_set_pauseparam,
 716         .get_strings = be_get_stat_strings,
 717         .set_phys_id = be_set_phys_id,
 718         .get_sset_count = be_get_sset_count,
 719         .get_ethtool_stats = be_get_ethtool_stats,
 720         .get_regs_len = be_get_reg_len,
 721         .get_regs = be_get_regs,
 722         .flash_device = be_do_flash,
 723         .self_test = be_self_test,
 724 };