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         strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
 131         strlcpy(drvinfo->version, DRV_VER, sizeof(drvinfo->version));
 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         strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
 140                 sizeof(drvinfo->bus_info));
 141         drvinfo->testinfo_len = 0;
 142         drvinfo->regdump_len = 0;
 143         drvinfo->eedump_len = 0;
 144 }
 145
 146 static u32
 147 lancer_cmd_get_file_len(struct be_adapter *adapter, u8 *file_name)
 148 {
 149         u32 data_read = 0, eof;
 150         u8 addn_status;
 151         struct be_dma_mem data_len_cmd;
 152         int status;
 153
 154         memset(&data_len_cmd, 0, sizeof(data_len_cmd));
 155         /* data_offset and data_size should be 0 to get reg len */
 156         status = lancer_cmd_read_object(adapter, &data_len_cmd, 0, 0,
 157                                 file_name, &data_read, &eof, &addn_status);
 158
 159         return data_read;
 160 }
 161
 162 static int
 163 lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name,
 164                 u32 buf_len, void *buf)
 165 {
 166         struct be_dma_mem read_cmd;
 167         u32 read_len = 0, total_read_len = 0, chunk_size;
 168         u32 eof = 0;
 169         u8 addn_status;
 170         int status = 0;
 171
 172         read_cmd.size = LANCER_READ_FILE_CHUNK;
 173         read_cmd.va = pci_alloc_consistent(adapter->pdev, read_cmd.size,
 174                         &read_cmd.dma);
 175
 176         if (!read_cmd.va) {
 177                 dev_err(&adapter->pdev->dev,
 178                                 "Memory allocation failure while reading dump\n");
 179                 return -ENOMEM;
 180         }
 181
 182         while ((total_read_len < buf_len) && !eof) {
 183                 chunk_size = min_t(u32, (buf_len - total_read_len),
 184                                 LANCER_READ_FILE_CHUNK);
 185                 chunk_size = ALIGN(chunk_size, 4);
 186                 status = lancer_cmd_read_object(adapter, &read_cmd, chunk_size,
 187                                 total_read_len, file_name, &read_len,
 188                                 &eof, &addn_status);
 189                 if (!status) {
 190                         memcpy(buf + total_read_len, read_cmd.va, read_len);
 191                         total_read_len += read_len;
 192                         eof &= LANCER_READ_FILE_EOF_MASK;
 193                 } else {
 194                         status = -EIO;
 195                         break;
 196                 }
 197         }
 198         pci_free_consistent(adapter->pdev, read_cmd.size, read_cmd.va,
 199                         read_cmd.dma);
 200
 201         return status;
 202 }
 203
 204 static int
 205 be_get_reg_len(struct net_device *netdev)
 206 {
 207         struct be_adapter *adapter = netdev_priv(netdev);
 208         u32 log_size = 0;
 209
 210         if (be_physfn(adapter)) {
 211                 if (lancer_chip(adapter))
 212                         log_size = lancer_cmd_get_file_len(adapter,
 213                                         LANCER_FW_DUMP_FILE);
 214                 else
 215                         be_cmd_get_reg_len(adapter, &log_size);
 216         }
 217         return log_size;
 218 }
 219
 220 static void
 221 be_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *buf)
 222 {
 223         struct be_adapter *adapter = netdev_priv(netdev);
 224
 225         if (be_physfn(adapter)) {
 226                 memset(buf, 0, regs->len);
 227                 if (lancer_chip(adapter))
 228                         lancer_cmd_read_file(adapter, LANCER_FW_DUMP_FILE,
 229                                         regs->len, buf);
 230                 else
 231                         be_cmd_get_regs(adapter, regs->len, buf);
 232         }
 233 }
 234
 235 static int
 236 be_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
 237 {
 238         struct be_adapter *adapter = netdev_priv(netdev);
 239         struct be_eq_obj *rx_eq = &adapter->rx_obj[0].rx_eq;
 240         struct be_eq_obj *tx_eq = &adapter->tx_eq;
 241
 242         coalesce->rx_coalesce_usecs = rx_eq->cur_eqd;
 243         coalesce->rx_coalesce_usecs_high = rx_eq->max_eqd;
 244         coalesce->rx_coalesce_usecs_low = rx_eq->min_eqd;
 245
 246         coalesce->tx_coalesce_usecs = tx_eq->cur_eqd;
 247         coalesce->tx_coalesce_usecs_high = tx_eq->max_eqd;
 248         coalesce->tx_coalesce_usecs_low = tx_eq->min_eqd;
 249
 250         coalesce->use_adaptive_rx_coalesce = rx_eq->enable_aic;
 251         coalesce->use_adaptive_tx_coalesce = tx_eq->enable_aic;
 252
 253         return 0;
 254 }
 255
 256 /*
 257  * This routine is used to set interrup coalescing delay
 258  */
 259 static int
 260 be_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
 261 {
 262         struct be_adapter *adapter = netdev_priv(netdev);
 263         struct be_rx_obj *rxo;
 264         struct be_eq_obj *rx_eq;
 265         struct be_eq_obj *tx_eq = &adapter->tx_eq;
 266         u32 rx_max, rx_min, rx_cur;
 267         int status = 0, i;
 268         u32 tx_cur;
 269
 270         if (coalesce->use_adaptive_tx_coalesce == 1)
 271                 return -EINVAL;
 272
 273         for_all_rx_queues(adapter, rxo, i) {
 274                 rx_eq = &rxo->rx_eq;
 275
 276                 if (!rx_eq->enable_aic && coalesce->use_adaptive_rx_coalesce)
 277                         rx_eq->cur_eqd = 0;
 278                 rx_eq->enable_aic = coalesce->use_adaptive_rx_coalesce;
 279
 280                 rx_max = coalesce->rx_coalesce_usecs_high;
 281                 rx_min = coalesce->rx_coalesce_usecs_low;
 282                 rx_cur = coalesce->rx_coalesce_usecs;
 283
 284                 if (rx_eq->enable_aic) {
 285                         if (rx_max > BE_MAX_EQD)
 286                                 rx_max = BE_MAX_EQD;
 287                         if (rx_min > rx_max)
 288                                 rx_min = rx_max;
 289                         rx_eq->max_eqd = rx_max;
 290                         rx_eq->min_eqd = rx_min;
 291                         if (rx_eq->cur_eqd > rx_max)
 292                                 rx_eq->cur_eqd = rx_max;
 293                         if (rx_eq->cur_eqd < rx_min)
 294                                 rx_eq->cur_eqd = rx_min;
 295                 } else {
 296                         if (rx_cur > BE_MAX_EQD)
 297                                 rx_cur = BE_MAX_EQD;
 298                         if (rx_eq->cur_eqd != rx_cur) {
 299                                 status = be_cmd_modify_eqd(adapter, rx_eq->q.id,
 300                                                 rx_cur);
 301                                 if (!status)
 302                                         rx_eq->cur_eqd = rx_cur;
 303                         }
 304                 }
 305         }
 306
 307         tx_cur = coalesce->tx_coalesce_usecs;
 308
 309         if (tx_cur > BE_MAX_EQD)
 310                 tx_cur = BE_MAX_EQD;
 311         if (tx_eq->cur_eqd != tx_cur) {
 312                 status = be_cmd_modify_eqd(adapter, tx_eq->q.id, tx_cur);
 313                 if (!status)
 314                         tx_eq->cur_eqd = tx_cur;
 315         }
 316
 317         return 0;
 318 }
 319
 320 static void
 321 be_get_ethtool_stats(struct net_device *netdev,
 322                 struct ethtool_stats *stats, uint64_t *data)
 323 {
 324         struct be_adapter *adapter = netdev_priv(netdev);
 325         struct be_rx_obj *rxo;
 326         struct be_tx_obj *txo;
 327         void *p;
 328         unsigned int i, j, base = 0, start;
 329
 330         for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 331                 p = (u8 *)&adapter->drv_stats + et_stats[i].offset;
 332                 data[i] = *(u32 *)p;
 333         }
 334         base += ETHTOOL_STATS_NUM;
 335
 336         for_all_rx_queues(adapter, rxo, j) {
 337                 struct be_rx_stats *stats = rx_stats(rxo);
 338
 339                 do {
 340                         start = u64_stats_fetch_begin_bh(&stats->sync);
 341                         data[base] = stats->rx_bytes;
 342                         data[base + 1] = stats->rx_pkts;
 343                 } while (u64_stats_fetch_retry_bh(&stats->sync, start));
 344
 345                 for (i = 2; i < ETHTOOL_RXSTATS_NUM; i++) {
 346                         p = (u8 *)stats + et_rx_stats[i].offset;
 347                         data[base + i] = *(u32 *)p;
 348                 }
 349                 base += ETHTOOL_RXSTATS_NUM;
 350         }
 351
 352         for_all_tx_queues(adapter, txo, j) {
 353                 struct be_tx_stats *stats = tx_stats(txo);
 354
 355                 do {
 356                         start = u64_stats_fetch_begin_bh(&stats->sync_compl);
 357                         data[base] = stats->tx_compl;
 358                 } while (u64_stats_fetch_retry_bh(&stats->sync_compl, start));
 359
 360                 do {
 361                         start = u64_stats_fetch_begin_bh(&stats->sync);
 362                         for (i = 1; i < ETHTOOL_TXSTATS_NUM; i++) {
 363                                 p = (u8 *)stats + et_tx_stats[i].offset;
 364                                 data[base + i] =
 365                                         (et_tx_stats[i].size == sizeof(u64)) ?
 366                                                 *(u64 *)p : *(u32 *)p;
 367                         }
 368                 } while (u64_stats_fetch_retry_bh(&stats->sync, start));
 369                 base += ETHTOOL_TXSTATS_NUM;
 370         }
 371 }
 372
 373 static void
 374 be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
 375                 uint8_t *data)
 376 {
 377         struct be_adapter *adapter = netdev_priv(netdev);
 378         int i, j;
 379
 380         switch (stringset) {
 381         case ETH_SS_STATS:
 382                 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 383                         memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN);
 384                         data += ETH_GSTRING_LEN;
 385                 }
 386                 for (i = 0; i < adapter->num_rx_qs; i++) {
 387                         for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) {
 388                                 sprintf(data, "rxq%d: %s", i,
 389                                         et_rx_stats[j].desc);
 390                                 data += ETH_GSTRING_LEN;
 391                         }
 392                 }
 393                 for (i = 0; i < adapter->num_tx_qs; i++) {
 394                         for (j = 0; j < ETHTOOL_TXSTATS_NUM; j++) {
 395                                 sprintf(data, "txq%d: %s", i,
 396                                         et_tx_stats[j].desc);
 397                                 data += ETH_GSTRING_LEN;
 398                         }
 399                 }
 400                 break;
 401         case ETH_SS_TEST:
 402                 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) {
 403                         memcpy(data, et_self_tests[i], ETH_GSTRING_LEN);
 404                         data += ETH_GSTRING_LEN;
 405                 }
 406                 break;
 407         }
 408 }
 409
 410 static int be_get_sset_count(struct net_device *netdev, int stringset)
 411 {
 412         struct be_adapter *adapter = netdev_priv(netdev);
 413
 414         switch (stringset) {
 415         case ETH_SS_TEST:
 416                 return ETHTOOL_TESTS_NUM;
 417         case ETH_SS_STATS:
 418                 return ETHTOOL_STATS_NUM +
 419                         adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM +
 420                         adapter->num_tx_qs * ETHTOOL_TXSTATS_NUM;
 421         default:
 422                 return -EINVAL;
 423         }
 424 }
 425
 426 static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
 427 {
 428         struct be_adapter *adapter = netdev_priv(netdev);
 429         struct be_phy_info phy_info;
 430         u8 mac_speed = 0;
 431         u16 link_speed = 0;
 432         u8 link_status;
 433         int status;
 434
 435         if ((adapter->link_speed < 0) || (!(netdev->flags & IFF_UP))) {
 436                 status = be_cmd_link_status_query(adapter, &mac_speed,
 437                                                   &link_speed, &link_status, 0);
 438                 if (!status)
 439                         be_link_status_update(adapter, link_status);
 440
 441                 /* link_speed is in units of 10 Mbps */
 442                 if (link_speed) {
 443                         ethtool_cmd_speed_set(ecmd, link_speed*10);
 444                 } else {
 445                         switch (mac_speed) {
 446                         case PHY_LINK_SPEED_10MBPS:
 447                                 ethtool_cmd_speed_set(ecmd, SPEED_10);
 448                                 break;
 449                         case PHY_LINK_SPEED_100MBPS:
 450                                 ethtool_cmd_speed_set(ecmd, SPEED_100);
 451                                 break;
 452                         case PHY_LINK_SPEED_1GBPS:
 453                                 ethtool_cmd_speed_set(ecmd, SPEED_1000);
 454                                 break;
 455                         case PHY_LINK_SPEED_10GBPS:
 456                                 ethtool_cmd_speed_set(ecmd, SPEED_10000);
 457                                 break;
 458                         case PHY_LINK_SPEED_ZERO:
 459                                 ethtool_cmd_speed_set(ecmd, 0);
 460                                 break;
 461                         }
 462                 }
 463
 464                 status = be_cmd_get_phy_info(adapter, &phy_info);
 465                 if (!status) {
 466                         switch (phy_info.interface_type) {
 467                         case PHY_TYPE_XFP_10GB:
 468                         case PHY_TYPE_SFP_1GB:
 469                         case PHY_TYPE_SFP_PLUS_10GB:
 470                                 ecmd->port = PORT_FIBRE;
 471                                 break;
 472                         default:
 473                                 ecmd->port = PORT_TP;
 474                                 break;
 475                         }
 476
 477                         switch (phy_info.interface_type) {
 478                         case PHY_TYPE_KR_10GB:
 479                         case PHY_TYPE_KX4_10GB:
 480                                 ecmd->autoneg = AUTONEG_ENABLE;
 481                         ecmd->transceiver = XCVR_INTERNAL;
 482                                 break;
 483                         default:
 484                                 ecmd->autoneg = AUTONEG_DISABLE;
 485                                 ecmd->transceiver = XCVR_EXTERNAL;
 486                                 break;
 487                         }
 488                 }
 489
 490                 /* Save for future use */
 491                 adapter->link_speed = ethtool_cmd_speed(ecmd);
 492                 adapter->port_type = ecmd->port;
 493                 adapter->transceiver = ecmd->transceiver;
 494                 adapter->autoneg = ecmd->autoneg;
 495         } else {
 496                 ethtool_cmd_speed_set(ecmd, adapter->link_speed);
 497                 ecmd->port = adapter->port_type;
 498                 ecmd->transceiver = adapter->transceiver;
 499                 ecmd->autoneg = adapter->autoneg;
 500         }
 501
 502         ecmd->duplex = DUPLEX_FULL;
 503         ecmd->phy_address = adapter->port_num;
 504         switch (ecmd->port) {
 505         case PORT_FIBRE:
 506                 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE);
 507                 break;
 508         case PORT_TP:
 509                 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_TP);
 510                 break;
 511         case PORT_AUI:
 512                 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_AUI);
 513                 break;
 514         }
 515
 516         if (ecmd->autoneg) {
 517                 ecmd->supported |= SUPPORTED_1000baseT_Full;
 518                 ecmd->supported |= SUPPORTED_Autoneg;
 519                 ecmd->advertising |= (ADVERTISED_10000baseT_Full |
 520                                 ADVERTISED_1000baseT_Full);
 521         }
 522
 523         return 0;
 524 }
 525
 526 static void be_get_ringparam(struct net_device *netdev,
 527                              struct ethtool_ringparam *ring)
 528 {
 529         struct be_adapter *adapter = netdev_priv(netdev);
 530
 531         ring->rx_max_pending = ring->rx_pending = adapter->rx_obj[0].q.len;
 532         ring->tx_max_pending = ring->tx_pending = adapter->tx_obj[0].q.len;
 533 }
 534
 535 static void
 536 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 537 {
 538         struct be_adapter *adapter = netdev_priv(netdev);
 539
 540         be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause);
 541         ecmd->autoneg = 0;
 542 }
 543
 544 static int
 545 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 546 {
 547         struct be_adapter *adapter = netdev_priv(netdev);
 548         int status;
 549
 550         if (ecmd->autoneg != 0)
 551                 return -EINVAL;
 552         adapter->tx_fc = ecmd->tx_pause;
 553         adapter->rx_fc = ecmd->rx_pause;
 554
 555         status = be_cmd_set_flow_control(adapter,
 556                                         adapter->tx_fc, adapter->rx_fc);
 557         if (status)
 558                 dev_warn(&adapter->pdev->dev, "Pause param set failed.\n");
 559
 560         return status;
 561 }
 562
 563 static int
 564 be_set_phys_id(struct net_device *netdev,
 565                enum ethtool_phys_id_state state)
 566 {
 567         struct be_adapter *adapter = netdev_priv(netdev);
 568
 569         switch (state) {
 570         case ETHTOOL_ID_ACTIVE:
 571                 be_cmd_get_beacon_state(adapter, adapter->hba_port_num,
 572                                         &adapter->beacon_state);
 573                 return 1;       /* cycle on/off once per second */
 574
 575         case ETHTOOL_ID_ON:
 576                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 577                                         BEACON_STATE_ENABLED);
 578                 break;
 579
 580         case ETHTOOL_ID_OFF:
 581                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 582                                         BEACON_STATE_DISABLED);
 583                 break;
 584
 585         case ETHTOOL_ID_INACTIVE:
 586                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 587                                         adapter->beacon_state);
 588         }
 589
 590         return 0;
 591 }
 592
 593 static bool
 594 be_is_wol_supported(struct be_adapter *adapter)
 595 {
 596         if (!be_physfn(adapter))
 597                 return false;
 598         else
 599                 return true;
 600 }
 601
 602 static void
 603 be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 604 {
 605         struct be_adapter *adapter = netdev_priv(netdev);
 606
 607         if (be_is_wol_supported(adapter))
 608                 wol->supported = WAKE_MAGIC;
 609
 610         if (adapter->wol)
 611                 wol->wolopts = WAKE_MAGIC;
 612         else
 613                 wol->wolopts = 0;
 614         memset(&wol->sopass, 0, sizeof(wol->sopass));
 615 }
 616
 617 static int
 618 be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 619 {
 620         struct be_adapter *adapter = netdev_priv(netdev);
 621
 622         if (wol->wolopts & ~WAKE_MAGIC)
 623                 return -EINVAL;
 624
 625         if ((wol->wolopts & WAKE_MAGIC) && be_is_wol_supported(adapter))
 626                 adapter->wol = true;
 627         else
 628                 adapter->wol = false;
 629
 630         return 0;
 631 }
 632
 633 static int
 634 be_test_ddr_dma(struct be_adapter *adapter)
 635 {
 636         int ret, i;
 637         struct be_dma_mem ddrdma_cmd;
 638         static const u64 pattern[2] = {
 639                 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL
 640         };
 641
 642         ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
 643         ddrdma_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, ddrdma_cmd.size,
 644                                            &ddrdma_cmd.dma, GFP_KERNEL);
 645         if (!ddrdma_cmd.va) {
 646                 dev_err(&adapter->pdev->dev, "Memory allocation failure\n");
 647                 return -ENOMEM;
 648         }
 649
 650         for (i = 0; i < 2; i++) {
 651                 ret = be_cmd_ddr_dma_test(adapter, pattern[i],
 652                                         4096, &ddrdma_cmd);
 653                 if (ret != 0)
 654                         goto err;
 655         }
 656
 657 err:
 658         dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va,
 659                           ddrdma_cmd.dma);
 660         return ret;
 661 }
 662
 663 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type,
 664                                 u64 *status)
 665 {
 666         be_cmd_set_loopback(adapter, adapter->hba_port_num,
 667                                 loopback_type, 1);
 668         *status = be_cmd_loopback_test(adapter, adapter->hba_port_num,
 669                                 loopback_type, 1500,
 670                                 2, 0xabc);
 671         be_cmd_set_loopback(adapter, adapter->hba_port_num,
 672                                 BE_NO_LOOPBACK, 1);
 673         return *status;
 674 }
 675
 676 static void
 677 be_self_test(struct net_device *netdev, struct ethtool_test *test, u64 *data)
 678 {
 679         struct be_adapter *adapter = netdev_priv(netdev);
 680         u8 mac_speed = 0;
 681         u16 qos_link_speed = 0;
 682
 683         memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM);
 684
 685         if (test->flags & ETH_TEST_FL_OFFLINE) {
 686                 if (be_loopback_test(adapter, BE_MAC_LOOPBACK,
 687                                                 &data[0]) != 0) {
 688                         test->flags |= ETH_TEST_FL_FAILED;
 689                 }
 690                 if (be_loopback_test(adapter, BE_PHY_LOOPBACK,
 691                                                 &data[1]) != 0) {
 692                         test->flags |= ETH_TEST_FL_FAILED;
 693                 }
 694                 if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK,
 695                                                 &data[2]) != 0) {
 696                         test->flags |= ETH_TEST_FL_FAILED;
 697                 }
 698         }
 699
 700         if (be_test_ddr_dma(adapter) != 0) {
 701                 data[3] = 1;
 702                 test->flags |= ETH_TEST_FL_FAILED;
 703         }
 704
 705         if (be_cmd_link_status_query(adapter, &mac_speed,
 706                                      &qos_link_speed, NULL, 0) != 0) {
 707                 test->flags |= ETH_TEST_FL_FAILED;
 708                 data[4] = -1;
 709         } else if (!mac_speed) {
 710                 test->flags |= ETH_TEST_FL_FAILED;
 711                 data[4] = 1;
 712         }
 713 }
 714
 715 static int
 716 be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
 717 {
 718         struct be_adapter *adapter = netdev_priv(netdev);
 719
 720         return be_load_fw(adapter, efl->data);
 721 }
 722
 723 static int
 724 be_get_eeprom_len(struct net_device *netdev)
 725 {
 726         struct be_adapter *adapter = netdev_priv(netdev);
 727         if (lancer_chip(adapter)) {
 728                 if (be_physfn(adapter))
 729                         return lancer_cmd_get_file_len(adapter,
 730                                         LANCER_VPD_PF_FILE);
 731                 else
 732                         return lancer_cmd_get_file_len(adapter,
 733                                         LANCER_VPD_VF_FILE);
 734         } else {
 735                 return BE_READ_SEEPROM_LEN;
 736         }
 737 }
 738
 739 static int
 740 be_read_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom,
 741                         uint8_t *data)
 742 {
 743         struct be_adapter *adapter = netdev_priv(netdev);
 744         struct be_dma_mem eeprom_cmd;
 745         struct be_cmd_resp_seeprom_read *resp;
 746         int status;
 747
 748         if (!eeprom->len)
 749                 return -EINVAL;
 750
 751         if (lancer_chip(adapter)) {
 752                 if (be_physfn(adapter))
 753                         return lancer_cmd_read_file(adapter, LANCER_VPD_PF_FILE,
 754                                         eeprom->len, data);
 755                 else
 756                         return lancer_cmd_read_file(adapter, LANCER_VPD_VF_FILE,
 757                                         eeprom->len, data);
 758         }
 759
 760         eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16);
 761
 762         memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem));
 763         eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read);
 764         eeprom_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, eeprom_cmd.size,
 765                                            &eeprom_cmd.dma, GFP_KERNEL);
 766
 767         if (!eeprom_cmd.va) {
 768                 dev_err(&adapter->pdev->dev,
 769                         "Memory allocation failure. Could not read eeprom\n");
 770                 return -ENOMEM;
 771         }
 772
 773         status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd);
 774
 775         if (!status) {
 776                 resp = eeprom_cmd.va;
 777                 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len);
 778         }
 779         dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va,
 780                           eeprom_cmd.dma);
 781
 782         return status;
 783 }
 784
 785 const struct ethtool_ops be_ethtool_ops = {
 786         .get_settings = be_get_settings,
 787         .get_drvinfo = be_get_drvinfo,
 788         .get_wol = be_get_wol,
 789         .set_wol = be_set_wol,
 790         .get_link = ethtool_op_get_link,
 791         .get_eeprom_len = be_get_eeprom_len,
 792         .get_eeprom = be_read_eeprom,
 793         .get_coalesce = be_get_coalesce,
 794         .set_coalesce = be_set_coalesce,
 795         .get_ringparam = be_get_ringparam,
 796         .get_pauseparam = be_get_pauseparam,
 797         .set_pauseparam = be_set_pauseparam,
 798         .get_strings = be_get_stat_strings,
 799         .set_phys_id = be_set_phys_id,
 800         .get_sset_count = be_get_sset_count,
 801         .get_ethtool_stats = be_get_ethtool_stats,
 802         .get_regs_len = be_get_reg_len,
 803         .get_regs = be_get_regs,
 804         .flash_device = be_do_flash,
 805         .self_test = be_self_test,
 806 };