drivers/net/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 {NETSTAT, PORTSTAT, MISCSTAT, DRVSTAT_TX, DRVSTAT_RX, ERXSTAT,
  30                         PMEMSTAT, DRVSTAT};
  31 #define FIELDINFO(_struct, field) FIELD_SIZEOF(_struct, field), \
  32                                         offsetof(_struct, field)
  33 #define NETSTAT_INFO(field)     #field, NETSTAT,\
  34                                         FIELDINFO(struct net_device_stats,\
  35                                                 field)
  36 #define DRVSTAT_TX_INFO(field)  #field, DRVSTAT_TX,\
  37                                         FIELDINFO(struct be_tx_stats, field)
  38 #define DRVSTAT_RX_INFO(field)  #field, DRVSTAT_RX,\
  39                                         FIELDINFO(struct be_rx_stats, field)
  40 #define MISCSTAT_INFO(field)    #field, MISCSTAT,\
  41                                         FIELDINFO(struct be_rxf_stats, field)
  42 #define PORTSTAT_INFO(field)    #field, PORTSTAT,\
  43                                         FIELDINFO(struct be_port_rxf_stats, \
  44                                                 field)
  45 #define ERXSTAT_INFO(field)     #field, ERXSTAT,\
  46                                         FIELDINFO(struct be_erx_stats, field)
  47 #define PMEMSTAT_INFO(field)    #field, PMEMSTAT,\
  48                                         FIELDINFO(struct be_pmem_stats, field)
  49 #define DRVSTAT_INFO(field)     #field, DRVSTAT,\
  50                                         FIELDINFO(struct be_drv_stats, \
  51                                                 field)
  52
  53 static const struct be_ethtool_stat et_stats[] = {
  54         {NETSTAT_INFO(rx_packets)},
  55         {NETSTAT_INFO(tx_packets)},
  56         {NETSTAT_INFO(rx_bytes)},
  57         {NETSTAT_INFO(tx_bytes)},
  58         {NETSTAT_INFO(rx_errors)},
  59         {NETSTAT_INFO(tx_errors)},
  60         {NETSTAT_INFO(rx_dropped)},
  61         {NETSTAT_INFO(tx_dropped)},
  62         {DRVSTAT_TX_INFO(be_tx_rate)},
  63         {DRVSTAT_TX_INFO(be_tx_reqs)},
  64         {DRVSTAT_TX_INFO(be_tx_wrbs)},
  65         {DRVSTAT_TX_INFO(be_tx_stops)},
  66         {DRVSTAT_TX_INFO(be_tx_events)},
  67         {DRVSTAT_TX_INFO(be_tx_compl)},
  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(rx_switched_unicast_packets)},
  94         {PORTSTAT_INFO(rx_switched_multicast_packets)},
  95         {PORTSTAT_INFO(rx_switched_broadcast_packets)},
  96         {PORTSTAT_INFO(tx_unicastframes)},
  97         {PORTSTAT_INFO(tx_multicastframes)},
  98         {PORTSTAT_INFO(tx_broadcastframes)},
  99         {PORTSTAT_INFO(tx_pauseframes)},
 100         {PORTSTAT_INFO(tx_controlframes)},
 101         {MISCSTAT_INFO(rx_drops_no_pbuf)},
 102         {MISCSTAT_INFO(rx_drops_no_txpb)},
 103         {MISCSTAT_INFO(rx_drops_no_erx_descr)},
 104         {MISCSTAT_INFO(rx_drops_no_tpre_descr)},
 105         {MISCSTAT_INFO(rx_drops_too_many_frags)},
 106         {MISCSTAT_INFO(rx_drops_invalid_ring)},
 107         {MISCSTAT_INFO(forwarded_packets)},
 108         {MISCSTAT_INFO(rx_drops_mtu)},
 109         {MISCSTAT_INFO(port0_jabber_events)},
 110         {MISCSTAT_INFO(port1_jabber_events)},
 111         {PMEMSTAT_INFO(eth_red_drops)},
 112         {DRVSTAT_INFO(be_on_die_temperature)}
 113 };
 114 #define ETHTOOL_STATS_NUM ARRAY_SIZE(et_stats)
 115
 116 /* Stats related to multi RX queues */
 117 static const struct be_ethtool_stat et_rx_stats[] = {
 118         {DRVSTAT_RX_INFO(rx_bytes)},
 119         {DRVSTAT_RX_INFO(rx_pkts)},
 120         {DRVSTAT_RX_INFO(rx_rate)},
 121         {DRVSTAT_RX_INFO(rx_polls)},
 122         {DRVSTAT_RX_INFO(rx_events)},
 123         {DRVSTAT_RX_INFO(rx_compl)},
 124         {DRVSTAT_RX_INFO(rx_mcast_pkts)},
 125         {DRVSTAT_RX_INFO(rx_post_fail)},
 126         {ERXSTAT_INFO(rx_drops_no_fragments)}
 127 };
 128 #define ETHTOOL_RXSTATS_NUM (ARRAY_SIZE(et_rx_stats))
 129
 130 static const char et_self_tests[][ETH_GSTRING_LEN] = {
 131         "MAC Loopback test",
 132         "PHY Loopback test",
 133         "External Loopback test",
 134         "DDR DMA test",
 135         "Link test"
 136 };
 137
 138 #define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests)
 139 #define BE_MAC_LOOPBACK 0x0
 140 #define BE_PHY_LOOPBACK 0x1
 141 #define BE_ONE_PORT_EXT_LOOPBACK 0x2
 142 #define BE_NO_LOOPBACK 0xff
 143
 144 static void
 145 be_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo)
 146 {
 147         struct be_adapter *adapter = netdev_priv(netdev);
 148
 149         strcpy(drvinfo->driver, DRV_NAME);
 150         strcpy(drvinfo->version, DRV_VER);
 151         strncpy(drvinfo->fw_version, adapter->fw_ver, FW_VER_LEN);
 152         strcpy(drvinfo->bus_info, pci_name(adapter->pdev));
 153         drvinfo->testinfo_len = 0;
 154         drvinfo->regdump_len = 0;
 155         drvinfo->eedump_len = 0;
 156 }
 157
 158 static int
 159 be_get_reg_len(struct net_device *netdev)
 160 {
 161         struct be_adapter *adapter = netdev_priv(netdev);
 162         u32 log_size = 0;
 163
 164         if (be_physfn(adapter))
 165                 be_cmd_get_reg_len(adapter, &log_size);
 166
 167         return log_size;
 168 }
 169
 170 static void
 171 be_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *buf)
 172 {
 173         struct be_adapter *adapter = netdev_priv(netdev);
 174
 175         if (be_physfn(adapter)) {
 176                 memset(buf, 0, regs->len);
 177                 be_cmd_get_regs(adapter, regs->len, buf);
 178         }
 179 }
 180
 181 static int
 182 be_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
 183 {
 184         struct be_adapter *adapter = netdev_priv(netdev);
 185         struct be_eq_obj *rx_eq = &adapter->rx_obj[0].rx_eq;
 186         struct be_eq_obj *tx_eq = &adapter->tx_eq;
 187
 188         coalesce->rx_coalesce_usecs = rx_eq->cur_eqd;
 189         coalesce->rx_coalesce_usecs_high = rx_eq->max_eqd;
 190         coalesce->rx_coalesce_usecs_low = rx_eq->min_eqd;
 191
 192         coalesce->tx_coalesce_usecs = tx_eq->cur_eqd;
 193         coalesce->tx_coalesce_usecs_high = tx_eq->max_eqd;
 194         coalesce->tx_coalesce_usecs_low = tx_eq->min_eqd;
 195
 196         coalesce->use_adaptive_rx_coalesce = rx_eq->enable_aic;
 197         coalesce->use_adaptive_tx_coalesce = tx_eq->enable_aic;
 198
 199         return 0;
 200 }
 201
 202 /*
 203  * This routine is used to set interrup coalescing delay
 204  */
 205 static int
 206 be_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
 207 {
 208         struct be_adapter *adapter = netdev_priv(netdev);
 209         struct be_rx_obj *rxo;
 210         struct be_eq_obj *rx_eq;
 211         struct be_eq_obj *tx_eq = &adapter->tx_eq;
 212         u32 rx_max, rx_min, rx_cur;
 213         int status = 0, i;
 214         u32 tx_cur;
 215
 216         if (coalesce->use_adaptive_tx_coalesce == 1)
 217                 return -EINVAL;
 218
 219         for_all_rx_queues(adapter, rxo, i) {
 220                 rx_eq = &rxo->rx_eq;
 221
 222                 if (!rx_eq->enable_aic && coalesce->use_adaptive_rx_coalesce)
 223                         rx_eq->cur_eqd = 0;
 224                 rx_eq->enable_aic = coalesce->use_adaptive_rx_coalesce;
 225
 226                 rx_max = coalesce->rx_coalesce_usecs_high;
 227                 rx_min = coalesce->rx_coalesce_usecs_low;
 228                 rx_cur = coalesce->rx_coalesce_usecs;
 229
 230                 if (rx_eq->enable_aic) {
 231                         if (rx_max > BE_MAX_EQD)
 232                                 rx_max = BE_MAX_EQD;
 233                         if (rx_min > rx_max)
 234                                 rx_min = rx_max;
 235                         rx_eq->max_eqd = rx_max;
 236                         rx_eq->min_eqd = rx_min;
 237                         if (rx_eq->cur_eqd > rx_max)
 238                                 rx_eq->cur_eqd = rx_max;
 239                         if (rx_eq->cur_eqd < rx_min)
 240                                 rx_eq->cur_eqd = rx_min;
 241                 } else {
 242                         if (rx_cur > BE_MAX_EQD)
 243                                 rx_cur = BE_MAX_EQD;
 244                         if (rx_eq->cur_eqd != rx_cur) {
 245                                 status = be_cmd_modify_eqd(adapter, rx_eq->q.id,
 246                                                 rx_cur);
 247                                 if (!status)
 248                                         rx_eq->cur_eqd = rx_cur;
 249                         }
 250                 }
 251         }
 252
 253         tx_cur = coalesce->tx_coalesce_usecs;
 254
 255         if (tx_cur > BE_MAX_EQD)
 256                 tx_cur = BE_MAX_EQD;
 257         if (tx_eq->cur_eqd != tx_cur) {
 258                 status = be_cmd_modify_eqd(adapter, tx_eq->q.id, tx_cur);
 259                 if (!status)
 260                         tx_eq->cur_eqd = tx_cur;
 261         }
 262
 263         return 0;
 264 }
 265
 266 static void
 267 be_get_ethtool_stats(struct net_device *netdev,
 268                 struct ethtool_stats *stats, uint64_t *data)
 269 {
 270         struct be_adapter *adapter = netdev_priv(netdev);
 271         struct be_hw_stats *hw_stats = hw_stats_from_cmd(adapter->stats_cmd.va);
 272         struct be_erx_stats *erx_stats = &hw_stats->erx;
 273         struct be_rx_obj *rxo;
 274         void *p = NULL;
 275         int i, j;
 276
 277         for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 278                 switch (et_stats[i].type) {
 279                 case NETSTAT:
 280                         p = &netdev->stats;
 281                         break;
 282                 case DRVSTAT_TX:
 283                         p = &adapter->tx_stats;
 284                         break;
 285                 case PORTSTAT:
 286                         p = &hw_stats->rxf.port[adapter->port_num];
 287                         break;
 288                 case MISCSTAT:
 289                         p = &hw_stats->rxf;
 290                         break;
 291                 case PMEMSTAT:
 292                         p = &hw_stats->pmem;
 293                         break;
 294                 case DRVSTAT:
 295                         p = &adapter->drv_stats;
 296                         break;
 297                 }
 298
 299                 p = (u8 *)p + et_stats[i].offset;
 300                 data[i] = (et_stats[i].size == sizeof(u64)) ?
 301                                 *(u64 *)p: *(u32 *)p;
 302         }
 303
 304         for_all_rx_queues(adapter, rxo, j) {
 305                 for (i = 0; i < ETHTOOL_RXSTATS_NUM; i++) {
 306                         switch (et_rx_stats[i].type) {
 307                         case DRVSTAT_RX:
 308                                 p = (u8 *)&rxo->stats + et_rx_stats[i].offset;
 309                                 break;
 310                         case ERXSTAT:
 311                                 p = (u32 *)erx_stats + rxo->q.id;
 312                                 break;
 313                         }
 314                         data[ETHTOOL_STATS_NUM + j * ETHTOOL_RXSTATS_NUM + i] =
 315                                 (et_rx_stats[i].size == sizeof(u64)) ?
 316                                         *(u64 *)p: *(u32 *)p;
 317                 }
 318         }
 319 }
 320
 321 static void
 322 be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
 323                 uint8_t *data)
 324 {
 325         struct be_adapter *adapter = netdev_priv(netdev);
 326         int i, j;
 327
 328         switch (stringset) {
 329         case ETH_SS_STATS:
 330                 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 331                         memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN);
 332                         data += ETH_GSTRING_LEN;
 333                 }
 334                 for (i = 0; i < adapter->num_rx_qs; i++) {
 335                         for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) {
 336                                 sprintf(data, "rxq%d: %s", i,
 337                                         et_rx_stats[j].desc);
 338                                 data += ETH_GSTRING_LEN;
 339                         }
 340                 }
 341                 break;
 342         case ETH_SS_TEST:
 343                 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) {
 344                         memcpy(data, et_self_tests[i], ETH_GSTRING_LEN);
 345                         data += ETH_GSTRING_LEN;
 346                 }
 347                 break;
 348         }
 349 }
 350
 351 static int be_get_sset_count(struct net_device *netdev, int stringset)
 352 {
 353         struct be_adapter *adapter = netdev_priv(netdev);
 354
 355         switch (stringset) {
 356         case ETH_SS_TEST:
 357                 return ETHTOOL_TESTS_NUM;
 358         case ETH_SS_STATS:
 359                 return ETHTOOL_STATS_NUM +
 360                         adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM;
 361         default:
 362                 return -EINVAL;
 363         }
 364 }
 365
 366 static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
 367 {
 368         struct be_adapter *adapter = netdev_priv(netdev);
 369         struct be_dma_mem phy_cmd;
 370         struct be_cmd_resp_get_phy_info *resp;
 371         u8 mac_speed = 0;
 372         u16 link_speed = 0;
 373         bool link_up = false;
 374         int status;
 375         u16 intf_type;
 376
 377         if ((adapter->link_speed < 0) || (!(netdev->flags & IFF_UP))) {
 378                 status = be_cmd_link_status_query(adapter, &link_up,
 379                                                 &mac_speed, &link_speed);
 380
 381                 be_link_status_update(adapter, link_up);
 382                 /* link_speed is in units of 10 Mbps */
 383                 if (link_speed) {
 384                         ecmd->speed = link_speed*10;
 385                 } else {
 386                         switch (mac_speed) {
 387                         case PHY_LINK_SPEED_1GBPS:
 388                                 ecmd->speed = SPEED_1000;
 389                                 break;
 390                         case PHY_LINK_SPEED_10GBPS:
 391                                 ecmd->speed = SPEED_10000;
 392                                 break;
 393                         }
 394                 }
 395
 396                 phy_cmd.size = sizeof(struct be_cmd_req_get_phy_info);
 397                 phy_cmd.va = dma_alloc_coherent(&adapter->pdev->dev,
 398                                                 phy_cmd.size, &phy_cmd.dma,
 399                                                 GFP_KERNEL);
 400                 if (!phy_cmd.va) {
 401                         dev_err(&adapter->pdev->dev, "Memory alloc failure\n");
 402                         return -ENOMEM;
 403                 }
 404                 status = be_cmd_get_phy_info(adapter, &phy_cmd);
 405                 if (!status) {
 406                         resp = (struct be_cmd_resp_get_phy_info *) phy_cmd.va;
 407                         intf_type = le16_to_cpu(resp->interface_type);
 408
 409                         switch (intf_type) {
 410                         case PHY_TYPE_XFP_10GB:
 411                         case PHY_TYPE_SFP_1GB:
 412                         case PHY_TYPE_SFP_PLUS_10GB:
 413                                 ecmd->port = PORT_FIBRE;
 414                                 break;
 415                         default:
 416                                 ecmd->port = PORT_TP;
 417                                 break;
 418                         }
 419
 420                         switch (intf_type) {
 421                         case PHY_TYPE_KR_10GB:
 422                         case PHY_TYPE_KX4_10GB:
 423                                 ecmd->autoneg = AUTONEG_ENABLE;
 424                         ecmd->transceiver = XCVR_INTERNAL;
 425                                 break;
 426                         default:
 427                                 ecmd->autoneg = AUTONEG_DISABLE;
 428                                 ecmd->transceiver = XCVR_EXTERNAL;
 429                                 break;
 430                         }
 431                 }
 432
 433                 /* Save for future use */
 434                 adapter->link_speed = ecmd->speed;
 435                 adapter->port_type = ecmd->port;
 436                 adapter->transceiver = ecmd->transceiver;
 437                 adapter->autoneg = ecmd->autoneg;
 438                 dma_free_coherent(&adapter->pdev->dev, phy_cmd.size, phy_cmd.va,
 439                                   phy_cmd.dma);
 440         } else {
 441                 ecmd->speed = adapter->link_speed;
 442                 ecmd->port = adapter->port_type;
 443                 ecmd->transceiver = adapter->transceiver;
 444                 ecmd->autoneg = adapter->autoneg;
 445         }
 446
 447         ecmd->duplex = DUPLEX_FULL;
 448         ecmd->phy_address = adapter->port_num;
 449         switch (ecmd->port) {
 450         case PORT_FIBRE:
 451                 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE);
 452                 break;
 453         case PORT_TP:
 454                 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_TP);
 455                 break;
 456         case PORT_AUI:
 457                 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_AUI);
 458                 break;
 459         }
 460
 461         if (ecmd->autoneg) {
 462                 ecmd->supported |= SUPPORTED_1000baseT_Full;
 463                 ecmd->supported |= SUPPORTED_Autoneg;
 464                 ecmd->advertising |= (ADVERTISED_10000baseT_Full |
 465                                 ADVERTISED_1000baseT_Full);
 466         }
 467
 468         return 0;
 469 }
 470
 471 static void
 472 be_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring)
 473 {
 474         struct be_adapter *adapter = netdev_priv(netdev);
 475
 476         ring->rx_max_pending = adapter->rx_obj[0].q.len;
 477         ring->tx_max_pending = adapter->tx_obj.q.len;
 478
 479         ring->rx_pending = atomic_read(&adapter->rx_obj[0].q.used);
 480         ring->tx_pending = atomic_read(&adapter->tx_obj.q.used);
 481 }
 482
 483 static void
 484 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 485 {
 486         struct be_adapter *adapter = netdev_priv(netdev);
 487
 488         be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause);
 489         ecmd->autoneg = 0;
 490 }
 491
 492 static int
 493 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 494 {
 495         struct be_adapter *adapter = netdev_priv(netdev);
 496         int status;
 497
 498         if (ecmd->autoneg != 0)
 499                 return -EINVAL;
 500         adapter->tx_fc = ecmd->tx_pause;
 501         adapter->rx_fc = ecmd->rx_pause;
 502
 503         status = be_cmd_set_flow_control(adapter,
 504                                         adapter->tx_fc, adapter->rx_fc);
 505         if (status)
 506                 dev_warn(&adapter->pdev->dev, "Pause param set failed.\n");
 507
 508         return status;
 509 }
 510
 511 static int
 512 be_set_phys_id(struct net_device *netdev,
 513                enum ethtool_phys_id_state state)
 514 {
 515         struct be_adapter *adapter = netdev_priv(netdev);
 516
 517         switch (state) {
 518         case ETHTOOL_ID_ACTIVE:
 519                 be_cmd_get_beacon_state(adapter, adapter->hba_port_num,
 520                                         &adapter->beacon_state);
 521                 return 1;       /* cycle on/off once per second */
 522
 523         case ETHTOOL_ID_ON:
 524                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 525                                         BEACON_STATE_ENABLED);
 526                 break;
 527
 528         case ETHTOOL_ID_OFF:
 529                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 530                                         BEACON_STATE_DISABLED);
 531                 break;
 532
 533         case ETHTOOL_ID_INACTIVE:
 534                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 535                                         adapter->beacon_state);
 536         }
 537
 538         return 0;
 539 }
 540
 541 static bool
 542 be_is_wol_supported(struct be_adapter *adapter)
 543 {
 544         if (!be_physfn(adapter))
 545                 return false;
 546         else
 547                 return true;
 548 }
 549
 550 static void
 551 be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 552 {
 553         struct be_adapter *adapter = netdev_priv(netdev);
 554
 555         if (be_is_wol_supported(adapter))
 556                 wol->supported = WAKE_MAGIC;
 557
 558         if (adapter->wol)
 559                 wol->wolopts = WAKE_MAGIC;
 560         else
 561                 wol->wolopts = 0;
 562         memset(&wol->sopass, 0, sizeof(wol->sopass));
 563 }
 564
 565 static int
 566 be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 567 {
 568         struct be_adapter *adapter = netdev_priv(netdev);
 569
 570         if (wol->wolopts & ~WAKE_MAGIC)
 571                 return -EINVAL;
 572
 573         if ((wol->wolopts & WAKE_MAGIC) && be_is_wol_supported(adapter))
 574                 adapter->wol = true;
 575         else
 576                 adapter->wol = false;
 577
 578         return 0;
 579 }
 580
 581 static int
 582 be_test_ddr_dma(struct be_adapter *adapter)
 583 {
 584         int ret, i;
 585         struct be_dma_mem ddrdma_cmd;
 586         static const u64 pattern[2] = {
 587                 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL
 588         };
 589
 590         ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
 591         ddrdma_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, ddrdma_cmd.size,
 592                                            &ddrdma_cmd.dma, GFP_KERNEL);
 593         if (!ddrdma_cmd.va) {
 594                 dev_err(&adapter->pdev->dev, "Memory allocation failure\n");
 595                 return -ENOMEM;
 596         }
 597
 598         for (i = 0; i < 2; i++) {
 599                 ret = be_cmd_ddr_dma_test(adapter, pattern[i],
 600                                         4096, &ddrdma_cmd);
 601                 if (ret != 0)
 602                         goto err;
 603         }
 604
 605 err:
 606         dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va,
 607                           ddrdma_cmd.dma);
 608         return ret;
 609 }
 610
 611 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type,
 612                                 u64 *status)
 613 {
 614         be_cmd_set_loopback(adapter, adapter->hba_port_num,
 615                                 loopback_type, 1);
 616         *status = be_cmd_loopback_test(adapter, adapter->hba_port_num,
 617                                 loopback_type, 1500,
 618                                 2, 0xabc);
 619         be_cmd_set_loopback(adapter, adapter->hba_port_num,
 620                                 BE_NO_LOOPBACK, 1);
 621         return *status;
 622 }
 623
 624 static void
 625 be_self_test(struct net_device *netdev, struct ethtool_test *test, u64 *data)
 626 {
 627         struct be_adapter *adapter = netdev_priv(netdev);
 628         bool link_up;
 629         u8 mac_speed = 0;
 630         u16 qos_link_speed = 0;
 631
 632         memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM);
 633
 634         if (test->flags & ETH_TEST_FL_OFFLINE) {
 635                 if (be_loopback_test(adapter, BE_MAC_LOOPBACK,
 636                                                 &data[0]) != 0) {
 637                         test->flags |= ETH_TEST_FL_FAILED;
 638                 }
 639                 if (be_loopback_test(adapter, BE_PHY_LOOPBACK,
 640                                                 &data[1]) != 0) {
 641                         test->flags |= ETH_TEST_FL_FAILED;
 642                 }
 643                 if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK,
 644                                                 &data[2]) != 0) {
 645                         test->flags |= ETH_TEST_FL_FAILED;
 646                 }
 647         }
 648
 649         if (be_test_ddr_dma(adapter) != 0) {
 650                 data[3] = 1;
 651                 test->flags |= ETH_TEST_FL_FAILED;
 652         }
 653
 654         if (be_cmd_link_status_query(adapter, &link_up, &mac_speed,
 655                                 &qos_link_speed) != 0) {
 656                 test->flags |= ETH_TEST_FL_FAILED;
 657                 data[4] = -1;
 658         } else if (!mac_speed) {
 659                 test->flags |= ETH_TEST_FL_FAILED;
 660                 data[4] = 1;
 661         }
 662 }
 663
 664 static int
 665 be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
 666 {
 667         struct be_adapter *adapter = netdev_priv(netdev);
 668         char file_name[ETHTOOL_FLASH_MAX_FILENAME];
 669
 670         file_name[ETHTOOL_FLASH_MAX_FILENAME - 1] = 0;
 671         strcpy(file_name, efl->data);
 672
 673         return be_load_fw(adapter, file_name);
 674 }
 675
 676 static int
 677 be_get_eeprom_len(struct net_device *netdev)
 678 {
 679         return BE_READ_SEEPROM_LEN;
 680 }
 681
 682 static int
 683 be_read_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom,
 684                         uint8_t *data)
 685 {
 686         struct be_adapter *adapter = netdev_priv(netdev);
 687         struct be_dma_mem eeprom_cmd;
 688         struct be_cmd_resp_seeprom_read *resp;
 689         int status;
 690
 691         if (!eeprom->len)
 692                 return -EINVAL;
 693
 694         eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16);
 695
 696         memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem));
 697         eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read);
 698         eeprom_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, eeprom_cmd.size,
 699                                            &eeprom_cmd.dma, GFP_KERNEL);
 700
 701         if (!eeprom_cmd.va) {
 702                 dev_err(&adapter->pdev->dev,
 703                         "Memory allocation failure. Could not read eeprom\n");
 704                 return -ENOMEM;
 705         }
 706
 707         status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd);
 708
 709         if (!status) {
 710                 resp = (struct be_cmd_resp_seeprom_read *) eeprom_cmd.va;
 711                 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len);
 712         }
 713         dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va,
 714                           eeprom_cmd.dma);
 715
 716         return status;
 717 }
 718
 719 const struct ethtool_ops be_ethtool_ops = {
 720         .get_settings = be_get_settings,
 721         .get_drvinfo = be_get_drvinfo,
 722         .get_wol = be_get_wol,
 723         .set_wol = be_set_wol,
 724         .get_link = ethtool_op_get_link,
 725         .get_eeprom_len = be_get_eeprom_len,
 726         .get_eeprom = be_read_eeprom,
 727         .get_coalesce = be_get_coalesce,
 728         .set_coalesce = be_set_coalesce,
 729         .get_ringparam = be_get_ringparam,
 730         .get_pauseparam = be_get_pauseparam,
 731         .set_pauseparam = be_set_pauseparam,
 732         .get_strings = be_get_stat_strings,
 733         .set_phys_id = be_set_phys_id,
 734         .get_sset_count = be_get_sset_count,
 735         .get_ethtool_stats = be_get_ethtool_stats,
 736         .get_regs_len = be_get_reg_len,
 737         .get_regs = be_get_regs,
 738         .flash_device = be_do_flash,
 739         .self_test = be_self_test,
 740 };