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_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
 160 {
 161         struct be_adapter *adapter = netdev_priv(netdev);
 162         struct be_eq_obj *rx_eq = &adapter->rx_obj[0].rx_eq;
 163         struct be_eq_obj *tx_eq = &adapter->tx_eq;
 164
 165         coalesce->rx_coalesce_usecs = rx_eq->cur_eqd;
 166         coalesce->rx_coalesce_usecs_high = rx_eq->max_eqd;
 167         coalesce->rx_coalesce_usecs_low = rx_eq->min_eqd;
 168
 169         coalesce->tx_coalesce_usecs = tx_eq->cur_eqd;
 170         coalesce->tx_coalesce_usecs_high = tx_eq->max_eqd;
 171         coalesce->tx_coalesce_usecs_low = tx_eq->min_eqd;
 172
 173         coalesce->use_adaptive_rx_coalesce = rx_eq->enable_aic;
 174         coalesce->use_adaptive_tx_coalesce = tx_eq->enable_aic;
 175
 176         return 0;
 177 }
 178
 179 /*
 180  * This routine is used to set interrup coalescing delay
 181  */
 182 static int
 183 be_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
 184 {
 185         struct be_adapter *adapter = netdev_priv(netdev);
 186         struct be_rx_obj *rxo;
 187         struct be_eq_obj *rx_eq;
 188         struct be_eq_obj *tx_eq = &adapter->tx_eq;
 189         u32 tx_max, tx_min, tx_cur;
 190         u32 rx_max, rx_min, rx_cur;
 191         int status = 0, i;
 192
 193         if (coalesce->use_adaptive_tx_coalesce == 1)
 194                 return -EINVAL;
 195
 196         for_all_rx_queues(adapter, rxo, i) {
 197                 rx_eq = &rxo->rx_eq;
 198
 199                 if (!rx_eq->enable_aic && coalesce->use_adaptive_rx_coalesce)
 200                         rx_eq->cur_eqd = 0;
 201                 rx_eq->enable_aic = coalesce->use_adaptive_rx_coalesce;
 202
 203                 rx_max = coalesce->rx_coalesce_usecs_high;
 204                 rx_min = coalesce->rx_coalesce_usecs_low;
 205                 rx_cur = coalesce->rx_coalesce_usecs;
 206
 207                 if (rx_eq->enable_aic) {
 208                         if (rx_max > BE_MAX_EQD)
 209                                 rx_max = BE_MAX_EQD;
 210                         if (rx_min > rx_max)
 211                                 rx_min = rx_max;
 212                         rx_eq->max_eqd = rx_max;
 213                         rx_eq->min_eqd = rx_min;
 214                         if (rx_eq->cur_eqd > rx_max)
 215                                 rx_eq->cur_eqd = rx_max;
 216                         if (rx_eq->cur_eqd < rx_min)
 217                                 rx_eq->cur_eqd = rx_min;
 218                 } else {
 219                         if (rx_cur > BE_MAX_EQD)
 220                                 rx_cur = BE_MAX_EQD;
 221                         if (rx_eq->cur_eqd != rx_cur) {
 222                                 status = be_cmd_modify_eqd(adapter, rx_eq->q.id,
 223                                                 rx_cur);
 224                                 if (!status)
 225                                         rx_eq->cur_eqd = rx_cur;
 226                         }
 227                 }
 228         }
 229
 230         tx_max = coalesce->tx_coalesce_usecs_high;
 231         tx_min = coalesce->tx_coalesce_usecs_low;
 232         tx_cur = coalesce->tx_coalesce_usecs;
 233
 234         if (tx_cur > BE_MAX_EQD)
 235                 tx_cur = BE_MAX_EQD;
 236         if (tx_eq->cur_eqd != tx_cur) {
 237                 status = be_cmd_modify_eqd(adapter, tx_eq->q.id, tx_cur);
 238                 if (!status)
 239                         tx_eq->cur_eqd = tx_cur;
 240         }
 241
 242         return 0;
 243 }
 244
 245 static u32 be_get_rx_csum(struct net_device *netdev)
 246 {
 247         struct be_adapter *adapter = netdev_priv(netdev);
 248
 249         return adapter->rx_csum;
 250 }
 251
 252 static int be_set_rx_csum(struct net_device *netdev, uint32_t data)
 253 {
 254         struct be_adapter *adapter = netdev_priv(netdev);
 255
 256         if (data)
 257                 adapter->rx_csum = true;
 258         else
 259                 adapter->rx_csum = false;
 260
 261         return 0;
 262 }
 263
 264 static void
 265 be_get_ethtool_stats(struct net_device *netdev,
 266                 struct ethtool_stats *stats, uint64_t *data)
 267 {
 268         struct be_adapter *adapter = netdev_priv(netdev);
 269         struct be_hw_stats *hw_stats = hw_stats_from_cmd(adapter->stats_cmd.va);
 270         struct be_erx_stats *erx_stats = &hw_stats->erx;
 271         struct be_rx_obj *rxo;
 272         void *p = NULL;
 273         int i, j;
 274
 275         for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 276                 switch (et_stats[i].type) {
 277                 case NETSTAT:
 278                         p = &netdev->stats;
 279                         break;
 280                 case DRVSTAT_TX:
 281                         p = &adapter->tx_stats;
 282                         break;
 283                 case PORTSTAT:
 284                         p = &hw_stats->rxf.port[adapter->port_num];
 285                         break;
 286                 case MISCSTAT:
 287                         p = &hw_stats->rxf;
 288                         break;
 289                 case PMEMSTAT:
 290                         p = &hw_stats->pmem;
 291                         break;
 292                 case DRVSTAT:
 293                         p = &adapter->drv_stats;
 294                         break;
 295                 }
 296
 297                 p = (u8 *)p + et_stats[i].offset;
 298                 data[i] = (et_stats[i].size == sizeof(u64)) ?
 299                                 *(u64 *)p: *(u32 *)p;
 300         }
 301
 302         for_all_rx_queues(adapter, rxo, j) {
 303                 for (i = 0; i < ETHTOOL_RXSTATS_NUM; i++) {
 304                         switch (et_rx_stats[i].type) {
 305                         case DRVSTAT_RX:
 306                                 p = (u8 *)&rxo->stats + et_rx_stats[i].offset;
 307                                 break;
 308                         case ERXSTAT:
 309                                 p = (u32 *)erx_stats + rxo->q.id;
 310                                 break;
 311                         }
 312                         data[ETHTOOL_STATS_NUM + j * ETHTOOL_RXSTATS_NUM + i] =
 313                                 (et_rx_stats[i].size == sizeof(u64)) ?
 314                                         *(u64 *)p: *(u32 *)p;
 315                 }
 316         }
 317 }
 318
 319 static void
 320 be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
 321                 uint8_t *data)
 322 {
 323         struct be_adapter *adapter = netdev_priv(netdev);
 324         int i, j;
 325
 326         switch (stringset) {
 327         case ETH_SS_STATS:
 328                 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 329                         memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN);
 330                         data += ETH_GSTRING_LEN;
 331                 }
 332                 for (i = 0; i < adapter->num_rx_qs; i++) {
 333                         for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) {
 334                                 sprintf(data, "rxq%d: %s", i,
 335                                         et_rx_stats[j].desc);
 336                                 data += ETH_GSTRING_LEN;
 337                         }
 338                 }
 339                 break;
 340         case ETH_SS_TEST:
 341                 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) {
 342                         memcpy(data, et_self_tests[i], ETH_GSTRING_LEN);
 343                         data += ETH_GSTRING_LEN;
 344                 }
 345                 break;
 346         }
 347 }
 348
 349 static int be_get_sset_count(struct net_device *netdev, int stringset)
 350 {
 351         struct be_adapter *adapter = netdev_priv(netdev);
 352
 353         switch (stringset) {
 354         case ETH_SS_TEST:
 355                 return ETHTOOL_TESTS_NUM;
 356         case ETH_SS_STATS:
 357                 return ETHTOOL_STATS_NUM +
 358                         adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM;
 359         default:
 360                 return -EINVAL;
 361         }
 362 }
 363
 364 static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
 365 {
 366         struct be_adapter *adapter = netdev_priv(netdev);
 367         struct be_dma_mem phy_cmd;
 368         struct be_cmd_resp_get_phy_info *resp;
 369         u8 mac_speed = 0;
 370         u16 link_speed = 0;
 371         bool link_up = false;
 372         int status;
 373         u16 intf_type;
 374
 375         if ((adapter->link_speed < 0) || (!(netdev->flags & IFF_UP))) {
 376                 status = be_cmd_link_status_query(adapter, &link_up,
 377                                                 &mac_speed, &link_speed);
 378
 379                 be_link_status_update(adapter, link_up);
 380                 /* link_speed is in units of 10 Mbps */
 381                 if (link_speed) {
 382                         ecmd->speed = link_speed*10;
 383                 } else {
 384                         switch (mac_speed) {
 385                         case PHY_LINK_SPEED_1GBPS:
 386                                 ecmd->speed = SPEED_1000;
 387                                 break;
 388                         case PHY_LINK_SPEED_10GBPS:
 389                                 ecmd->speed = SPEED_10000;
 390                                 break;
 391                         }
 392                 }
 393
 394                 phy_cmd.size = sizeof(struct be_cmd_req_get_phy_info);
 395                 phy_cmd.va = dma_alloc_coherent(&adapter->pdev->dev,
 396                                                 phy_cmd.size, &phy_cmd.dma,
 397                                                 GFP_KERNEL);
 398                 if (!phy_cmd.va) {
 399                         dev_err(&adapter->pdev->dev, "Memory alloc failure\n");
 400                         return -ENOMEM;
 401                 }
 402                 status = be_cmd_get_phy_info(adapter, &phy_cmd);
 403                 if (!status) {
 404                         resp = (struct be_cmd_resp_get_phy_info *) phy_cmd.va;
 405                         intf_type = le16_to_cpu(resp->interface_type);
 406
 407                         switch (intf_type) {
 408                         case PHY_TYPE_XFP_10GB:
 409                         case PHY_TYPE_SFP_1GB:
 410                         case PHY_TYPE_SFP_PLUS_10GB:
 411                                 ecmd->port = PORT_FIBRE;
 412                                 break;
 413                         default:
 414                                 ecmd->port = PORT_TP;
 415                                 break;
 416                         }
 417
 418                         switch (intf_type) {
 419                         case PHY_TYPE_KR_10GB:
 420                         case PHY_TYPE_KX4_10GB:
 421                                 ecmd->autoneg = AUTONEG_ENABLE;
 422                         ecmd->transceiver = XCVR_INTERNAL;
 423                                 break;
 424                         default:
 425                                 ecmd->autoneg = AUTONEG_DISABLE;
 426                                 ecmd->transceiver = XCVR_EXTERNAL;
 427                                 break;
 428                         }
 429                 }
 430
 431                 /* Save for future use */
 432                 adapter->link_speed = ecmd->speed;
 433                 adapter->port_type = ecmd->port;
 434                 adapter->transceiver = ecmd->transceiver;
 435                 adapter->autoneg = ecmd->autoneg;
 436                 dma_free_coherent(&adapter->pdev->dev, phy_cmd.size, phy_cmd.va,
 437                                   phy_cmd.dma);
 438         } else {
 439                 ecmd->speed = adapter->link_speed;
 440                 ecmd->port = adapter->port_type;
 441                 ecmd->transceiver = adapter->transceiver;
 442                 ecmd->autoneg = adapter->autoneg;
 443         }
 444
 445         ecmd->duplex = DUPLEX_FULL;
 446         ecmd->phy_address = adapter->port_num;
 447         switch (ecmd->port) {
 448         case PORT_FIBRE:
 449                 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE);
 450                 break;
 451         case PORT_TP:
 452                 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_TP);
 453                 break;
 454         case PORT_AUI:
 455                 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_AUI);
 456                 break;
 457         }
 458
 459         if (ecmd->autoneg) {
 460                 ecmd->supported |= SUPPORTED_1000baseT_Full;
 461                 ecmd->supported |= SUPPORTED_Autoneg;
 462                 ecmd->advertising |= (ADVERTISED_10000baseT_Full |
 463                                 ADVERTISED_1000baseT_Full);
 464         }
 465
 466         return 0;
 467 }
 468
 469 static void
 470 be_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring)
 471 {
 472         struct be_adapter *adapter = netdev_priv(netdev);
 473
 474         ring->rx_max_pending = adapter->rx_obj[0].q.len;
 475         ring->tx_max_pending = adapter->tx_obj.q.len;
 476
 477         ring->rx_pending = atomic_read(&adapter->rx_obj[0].q.used);
 478         ring->tx_pending = atomic_read(&adapter->tx_obj.q.used);
 479 }
 480
 481 static void
 482 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 483 {
 484         struct be_adapter *adapter = netdev_priv(netdev);
 485
 486         be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause);
 487         ecmd->autoneg = 0;
 488 }
 489
 490 static int
 491 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 492 {
 493         struct be_adapter *adapter = netdev_priv(netdev);
 494         int status;
 495
 496         if (ecmd->autoneg != 0)
 497                 return -EINVAL;
 498         adapter->tx_fc = ecmd->tx_pause;
 499         adapter->rx_fc = ecmd->rx_pause;
 500
 501         status = be_cmd_set_flow_control(adapter,
 502                                         adapter->tx_fc, adapter->rx_fc);
 503         if (status)
 504                 dev_warn(&adapter->pdev->dev, "Pause param set failed.\n");
 505
 506         return status;
 507 }
 508
 509 static int
 510 be_phys_id(struct net_device *netdev, u32 data)
 511 {
 512         struct be_adapter *adapter = netdev_priv(netdev);
 513         int status;
 514         u32 cur;
 515
 516         be_cmd_get_beacon_state(adapter, adapter->hba_port_num, &cur);
 517
 518         if (cur == BEACON_STATE_ENABLED)
 519                 return 0;
 520
 521         if (data < 2)
 522                 data = 2;
 523
 524         status = be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 525                         BEACON_STATE_ENABLED);
 526         set_current_state(TASK_INTERRUPTIBLE);
 527         schedule_timeout(data*HZ);
 528
 529         status = be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 530                         BEACON_STATE_DISABLED);
 531
 532         return status;
 533 }
 534
 535 static bool
 536 be_is_wol_supported(struct be_adapter *adapter)
 537 {
 538         if (!be_physfn(adapter))
 539                 return false;
 540         else
 541                 return true;
 542 }
 543
 544 static void
 545 be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 546 {
 547         struct be_adapter *adapter = netdev_priv(netdev);
 548
 549         if (be_is_wol_supported(adapter))
 550                 wol->supported = WAKE_MAGIC;
 551
 552         if (adapter->wol)
 553                 wol->wolopts = WAKE_MAGIC;
 554         else
 555                 wol->wolopts = 0;
 556         memset(&wol->sopass, 0, sizeof(wol->sopass));
 557 }
 558
 559 static int
 560 be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 561 {
 562         struct be_adapter *adapter = netdev_priv(netdev);
 563
 564         if (wol->wolopts & ~WAKE_MAGIC)
 565                 return -EINVAL;
 566
 567         if ((wol->wolopts & WAKE_MAGIC) && be_is_wol_supported(adapter))
 568                 adapter->wol = true;
 569         else
 570                 adapter->wol = false;
 571
 572         return 0;
 573 }
 574
 575 static int
 576 be_test_ddr_dma(struct be_adapter *adapter)
 577 {
 578         int ret, i;
 579         struct be_dma_mem ddrdma_cmd;
 580         static const u64 pattern[2] = {
 581                 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL
 582         };
 583
 584         ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
 585         ddrdma_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, ddrdma_cmd.size,
 586                                            &ddrdma_cmd.dma, GFP_KERNEL);
 587         if (!ddrdma_cmd.va) {
 588                 dev_err(&adapter->pdev->dev, "Memory allocation failure\n");
 589                 return -ENOMEM;
 590         }
 591
 592         for (i = 0; i < 2; i++) {
 593                 ret = be_cmd_ddr_dma_test(adapter, pattern[i],
 594                                         4096, &ddrdma_cmd);
 595                 if (ret != 0)
 596                         goto err;
 597         }
 598
 599 err:
 600         dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va,
 601                           ddrdma_cmd.dma);
 602         return ret;
 603 }
 604
 605 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type,
 606                                 u64 *status)
 607 {
 608         be_cmd_set_loopback(adapter, adapter->hba_port_num,
 609                                 loopback_type, 1);
 610         *status = be_cmd_loopback_test(adapter, adapter->hba_port_num,
 611                                 loopback_type, 1500,
 612                                 2, 0xabc);
 613         be_cmd_set_loopback(adapter, adapter->hba_port_num,
 614                                 BE_NO_LOOPBACK, 1);
 615         return *status;
 616 }
 617
 618 static void
 619 be_self_test(struct net_device *netdev, struct ethtool_test *test, u64 *data)
 620 {
 621         struct be_adapter *adapter = netdev_priv(netdev);
 622         bool link_up;
 623         u8 mac_speed = 0;
 624         u16 qos_link_speed = 0;
 625
 626         memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM);
 627
 628         if (test->flags & ETH_TEST_FL_OFFLINE) {
 629                 if (be_loopback_test(adapter, BE_MAC_LOOPBACK,
 630                                                 &data[0]) != 0) {
 631                         test->flags |= ETH_TEST_FL_FAILED;
 632                 }
 633                 if (be_loopback_test(adapter, BE_PHY_LOOPBACK,
 634                                                 &data[1]) != 0) {
 635                         test->flags |= ETH_TEST_FL_FAILED;
 636                 }
 637                 if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK,
 638                                                 &data[2]) != 0) {
 639                         test->flags |= ETH_TEST_FL_FAILED;
 640                 }
 641         }
 642
 643         if (be_test_ddr_dma(adapter) != 0) {
 644                 data[3] = 1;
 645                 test->flags |= ETH_TEST_FL_FAILED;
 646         }
 647
 648         if (be_cmd_link_status_query(adapter, &link_up, &mac_speed,
 649                                 &qos_link_speed) != 0) {
 650                 test->flags |= ETH_TEST_FL_FAILED;
 651                 data[4] = -1;
 652         } else if (!mac_speed) {
 653                 test->flags |= ETH_TEST_FL_FAILED;
 654                 data[4] = 1;
 655         }
 656 }
 657
 658 static int
 659 be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
 660 {
 661         struct be_adapter *adapter = netdev_priv(netdev);
 662         char file_name[ETHTOOL_FLASH_MAX_FILENAME];
 663         u32 region;
 664
 665         file_name[ETHTOOL_FLASH_MAX_FILENAME - 1] = 0;
 666         strcpy(file_name, efl->data);
 667         region = efl->region;
 668
 669         return be_load_fw(adapter, file_name);
 670 }
 671
 672 static int
 673 be_get_eeprom_len(struct net_device *netdev)
 674 {
 675         return BE_READ_SEEPROM_LEN;
 676 }
 677
 678 static int
 679 be_read_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom,
 680                         uint8_t *data)
 681 {
 682         struct be_adapter *adapter = netdev_priv(netdev);
 683         struct be_dma_mem eeprom_cmd;
 684         struct be_cmd_resp_seeprom_read *resp;
 685         int status;
 686
 687         if (!eeprom->len)
 688                 return -EINVAL;
 689
 690         eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16);
 691
 692         memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem));
 693         eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read);
 694         eeprom_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, eeprom_cmd.size,
 695                                            &eeprom_cmd.dma, GFP_KERNEL);
 696
 697         if (!eeprom_cmd.va) {
 698                 dev_err(&adapter->pdev->dev,
 699                         "Memory allocation failure. Could not read eeprom\n");
 700                 return -ENOMEM;
 701         }
 702
 703         status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd);
 704
 705         if (!status) {
 706                 resp = (struct be_cmd_resp_seeprom_read *) eeprom_cmd.va;
 707                 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len);
 708         }
 709         dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va,
 710                           eeprom_cmd.dma);
 711
 712         return status;
 713 }
 714
 715 const struct ethtool_ops be_ethtool_ops = {
 716         .get_settings = be_get_settings,
 717         .get_drvinfo = be_get_drvinfo,
 718         .get_wol = be_get_wol,
 719         .set_wol = be_set_wol,
 720         .get_link = ethtool_op_get_link,
 721         .get_eeprom_len = be_get_eeprom_len,
 722         .get_eeprom = be_read_eeprom,
 723         .get_coalesce = be_get_coalesce,
 724         .set_coalesce = be_set_coalesce,
 725         .get_ringparam = be_get_ringparam,
 726         .get_pauseparam = be_get_pauseparam,
 727         .set_pauseparam = be_set_pauseparam,
 728         .get_rx_csum = be_get_rx_csum,
 729         .set_rx_csum = be_set_rx_csum,
 730         .get_tx_csum = ethtool_op_get_tx_csum,
 731         .set_tx_csum = ethtool_op_set_tx_hw_csum,
 732         .get_sg = ethtool_op_get_sg,
 733         .set_sg = ethtool_op_set_sg,
 734         .get_tso = ethtool_op_get_tso,
 735         .set_tso = ethtool_op_set_tso,
 736         .get_strings = be_get_stat_strings,
 737         .phys_id = be_phys_id,
 738         .get_sset_count = be_get_sset_count,
 739         .get_ethtool_stats = be_get_ethtool_stats,
 740         .flash_device = be_do_flash,
 741         .self_test = be_self_test,
 742 };