drivers/net/benet/be_ethtool.c

   1 /*
   2  * Copyright (C) 2005 - 2010 ServerEngines
   3  * All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License version 2
   7  * as published by the Free Software Foundation.  The full GNU General
   8  * Public License is included in this distribution in the file called COPYING.
   9  *
  10  * Contact Information:
  11  * linux-drivers@serverengines.com
  12  *
  13  * ServerEngines
  14  * 209 N. Fair Oaks Ave
  15  * Sunnyvale, CA 94085
  16  */
  17
  18 #include "be.h"
  19 #include "be_cmds.h"
  20 #include <linux/ethtool.h>
  21
  22 struct be_ethtool_stat {
  23         char desc[ETH_GSTRING_LEN];
  24         int type;
  25         int size;
  26         int offset;
  27 };
  28
  29 enum {NETSTAT, PORTSTAT, MISCSTAT, DRVSTAT_TX, DRVSTAT_RX, ERXSTAT};
  30 #define FIELDINFO(_struct, field) FIELD_SIZEOF(_struct, field), \
  31                                         offsetof(_struct, field)
  32 #define NETSTAT_INFO(field)     #field, NETSTAT,\
  33                                         FIELDINFO(struct net_device_stats,\
  34                                                 field)
  35 #define DRVSTAT_TX_INFO(field)  #field, DRVSTAT_TX,\
  36                                         FIELDINFO(struct be_tx_stats, field)
  37 #define DRVSTAT_RX_INFO(field)  #field, DRVSTAT_RX,\
  38                                         FIELDINFO(struct be_rx_stats, field)
  39 #define MISCSTAT_INFO(field)    #field, MISCSTAT,\
  40                                         FIELDINFO(struct be_rxf_stats, field)
  41 #define PORTSTAT_INFO(field)    #field, PORTSTAT,\
  42                                         FIELDINFO(struct be_port_rxf_stats, \
  43                                                 field)
  44 #define ERXSTAT_INFO(field)     #field, ERXSTAT,\
  45                                         FIELDINFO(struct be_erx_stats, field)
  46
  47 static const struct be_ethtool_stat et_stats[] = {
  48         {NETSTAT_INFO(rx_packets)},
  49         {NETSTAT_INFO(tx_packets)},
  50         {NETSTAT_INFO(rx_bytes)},
  51         {NETSTAT_INFO(tx_bytes)},
  52         {NETSTAT_INFO(rx_errors)},
  53         {NETSTAT_INFO(tx_errors)},
  54         {NETSTAT_INFO(rx_dropped)},
  55         {NETSTAT_INFO(tx_dropped)},
  56         {DRVSTAT_TX_INFO(be_tx_rate)},
  57         {DRVSTAT_TX_INFO(be_tx_reqs)},
  58         {DRVSTAT_TX_INFO(be_tx_wrbs)},
  59         {DRVSTAT_TX_INFO(be_tx_stops)},
  60         {DRVSTAT_TX_INFO(be_tx_events)},
  61         {DRVSTAT_TX_INFO(be_tx_compl)},
  62         {PORTSTAT_INFO(rx_unicast_frames)},
  63         {PORTSTAT_INFO(rx_multicast_frames)},
  64         {PORTSTAT_INFO(rx_broadcast_frames)},
  65         {PORTSTAT_INFO(rx_crc_errors)},
  66         {PORTSTAT_INFO(rx_alignment_symbol_errors)},
  67         {PORTSTAT_INFO(rx_pause_frames)},
  68         {PORTSTAT_INFO(rx_control_frames)},
  69         {PORTSTAT_INFO(rx_in_range_errors)},
  70         {PORTSTAT_INFO(rx_out_range_errors)},
  71         {PORTSTAT_INFO(rx_frame_too_long)},
  72         {PORTSTAT_INFO(rx_address_match_errors)},
  73         {PORTSTAT_INFO(rx_vlan_mismatch)},
  74         {PORTSTAT_INFO(rx_dropped_too_small)},
  75         {PORTSTAT_INFO(rx_dropped_too_short)},
  76         {PORTSTAT_INFO(rx_dropped_header_too_small)},
  77         {PORTSTAT_INFO(rx_dropped_tcp_length)},
  78         {PORTSTAT_INFO(rx_dropped_runt)},
  79         {PORTSTAT_INFO(rx_fifo_overflow)},
  80         {PORTSTAT_INFO(rx_input_fifo_overflow)},
  81         {PORTSTAT_INFO(rx_ip_checksum_errs)},
  82         {PORTSTAT_INFO(rx_tcp_checksum_errs)},
  83         {PORTSTAT_INFO(rx_udp_checksum_errs)},
  84         {PORTSTAT_INFO(rx_non_rss_packets)},
  85         {PORTSTAT_INFO(rx_ipv4_packets)},
  86         {PORTSTAT_INFO(rx_ipv6_packets)},
  87         {PORTSTAT_INFO(rx_switched_unicast_packets)},
  88         {PORTSTAT_INFO(rx_switched_multicast_packets)},
  89         {PORTSTAT_INFO(rx_switched_broadcast_packets)},
  90         {PORTSTAT_INFO(tx_unicastframes)},
  91         {PORTSTAT_INFO(tx_multicastframes)},
  92         {PORTSTAT_INFO(tx_broadcastframes)},
  93         {PORTSTAT_INFO(tx_pauseframes)},
  94         {PORTSTAT_INFO(tx_controlframes)},
  95         {MISCSTAT_INFO(rx_drops_no_pbuf)},
  96         {MISCSTAT_INFO(rx_drops_no_txpb)},
  97         {MISCSTAT_INFO(rx_drops_no_erx_descr)},
  98         {MISCSTAT_INFO(rx_drops_no_tpre_descr)},
  99         {MISCSTAT_INFO(rx_drops_too_many_frags)},
 100         {MISCSTAT_INFO(rx_drops_invalid_ring)},
 101         {MISCSTAT_INFO(forwarded_packets)},
 102         {MISCSTAT_INFO(rx_drops_mtu)}
 103 };
 104 #define ETHTOOL_STATS_NUM ARRAY_SIZE(et_stats)
 105
 106 /* Stats related to multi RX queues */
 107 static const struct be_ethtool_stat et_rx_stats[] = {
 108         {DRVSTAT_RX_INFO(rx_bytes)},
 109         {DRVSTAT_RX_INFO(rx_pkts)},
 110         {DRVSTAT_RX_INFO(rx_rate)},
 111         {DRVSTAT_RX_INFO(rx_polls)},
 112         {DRVSTAT_RX_INFO(rx_events)},
 113         {DRVSTAT_RX_INFO(rx_compl)},
 114         {DRVSTAT_RX_INFO(rx_mcast_pkts)},
 115         {DRVSTAT_RX_INFO(rx_post_fail)},
 116         {ERXSTAT_INFO(rx_drops_no_fragments)}
 117 };
 118 #define ETHTOOL_RXSTATS_NUM (ARRAY_SIZE(et_rx_stats))
 119
 120 static const char et_self_tests[][ETH_GSTRING_LEN] = {
 121         "MAC Loopback test",
 122         "PHY Loopback test",
 123         "External Loopback test",
 124         "DDR DMA test"
 125         "Link test"
 126 };
 127
 128 #define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests)
 129 #define BE_MAC_LOOPBACK 0x0
 130 #define BE_PHY_LOOPBACK 0x1
 131 #define BE_ONE_PORT_EXT_LOOPBACK 0x2
 132 #define BE_NO_LOOPBACK 0xff
 133
 134 static void
 135 be_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo)
 136 {
 137         struct be_adapter *adapter = netdev_priv(netdev);
 138
 139         strcpy(drvinfo->driver, DRV_NAME);
 140         strcpy(drvinfo->version, DRV_VER);
 141         strncpy(drvinfo->fw_version, adapter->fw_ver, FW_VER_LEN);
 142         strcpy(drvinfo->bus_info, pci_name(adapter->pdev));
 143         drvinfo->testinfo_len = 0;
 144         drvinfo->regdump_len = 0;
 145         drvinfo->eedump_len = 0;
 146 }
 147
 148 static int
 149 be_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
 150 {
 151         struct be_adapter *adapter = netdev_priv(netdev);
 152         struct be_eq_obj *rx_eq = &adapter->rx_obj[0].rx_eq;
 153         struct be_eq_obj *tx_eq = &adapter->tx_eq;
 154
 155         coalesce->rx_coalesce_usecs = rx_eq->cur_eqd;
 156         coalesce->rx_coalesce_usecs_high = rx_eq->max_eqd;
 157         coalesce->rx_coalesce_usecs_low = rx_eq->min_eqd;
 158
 159         coalesce->tx_coalesce_usecs = tx_eq->cur_eqd;
 160         coalesce->tx_coalesce_usecs_high = tx_eq->max_eqd;
 161         coalesce->tx_coalesce_usecs_low = tx_eq->min_eqd;
 162
 163         coalesce->use_adaptive_rx_coalesce = rx_eq->enable_aic;
 164         coalesce->use_adaptive_tx_coalesce = tx_eq->enable_aic;
 165
 166         return 0;
 167 }
 168
 169 /*
 170  * This routine is used to set interrup coalescing delay
 171  */
 172 static int
 173 be_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
 174 {
 175         struct be_adapter *adapter = netdev_priv(netdev);
 176         struct be_rx_obj *rxo;
 177         struct be_eq_obj *rx_eq;
 178         struct be_eq_obj *tx_eq = &adapter->tx_eq;
 179         u32 tx_max, tx_min, tx_cur;
 180         u32 rx_max, rx_min, rx_cur;
 181         int status = 0, i;
 182
 183         if (coalesce->use_adaptive_tx_coalesce == 1)
 184                 return -EINVAL;
 185
 186         for_all_rx_queues(adapter, rxo, i) {
 187                 rx_eq = &rxo->rx_eq;
 188
 189                 if (!rx_eq->enable_aic && coalesce->use_adaptive_rx_coalesce)
 190                         rx_eq->cur_eqd = 0;
 191                 rx_eq->enable_aic = coalesce->use_adaptive_rx_coalesce;
 192
 193                 rx_max = coalesce->rx_coalesce_usecs_high;
 194                 rx_min = coalesce->rx_coalesce_usecs_low;
 195                 rx_cur = coalesce->rx_coalesce_usecs;
 196
 197                 if (rx_eq->enable_aic) {
 198                         if (rx_max > BE_MAX_EQD)
 199                                 rx_max = BE_MAX_EQD;
 200                         if (rx_min > rx_max)
 201                                 rx_min = rx_max;
 202                         rx_eq->max_eqd = rx_max;
 203                         rx_eq->min_eqd = rx_min;
 204                         if (rx_eq->cur_eqd > rx_max)
 205                                 rx_eq->cur_eqd = rx_max;
 206                         if (rx_eq->cur_eqd < rx_min)
 207                                 rx_eq->cur_eqd = rx_min;
 208                 } else {
 209                         if (rx_cur > BE_MAX_EQD)
 210                                 rx_cur = BE_MAX_EQD;
 211                         if (rx_eq->cur_eqd != rx_cur) {
 212                                 status = be_cmd_modify_eqd(adapter, rx_eq->q.id,
 213                                                 rx_cur);
 214                                 if (!status)
 215                                         rx_eq->cur_eqd = rx_cur;
 216                         }
 217                 }
 218         }
 219
 220         tx_max = coalesce->tx_coalesce_usecs_high;
 221         tx_min = coalesce->tx_coalesce_usecs_low;
 222         tx_cur = coalesce->tx_coalesce_usecs;
 223
 224         if (tx_cur > BE_MAX_EQD)
 225                 tx_cur = BE_MAX_EQD;
 226         if (tx_eq->cur_eqd != tx_cur) {
 227                 status = be_cmd_modify_eqd(adapter, tx_eq->q.id, tx_cur);
 228                 if (!status)
 229                         tx_eq->cur_eqd = tx_cur;
 230         }
 231
 232         return 0;
 233 }
 234
 235 static u32 be_get_rx_csum(struct net_device *netdev)
 236 {
 237         struct be_adapter *adapter = netdev_priv(netdev);
 238
 239         return adapter->rx_csum;
 240 }
 241
 242 static int be_set_rx_csum(struct net_device *netdev, uint32_t data)
 243 {
 244         struct be_adapter *adapter = netdev_priv(netdev);
 245
 246         if (data)
 247                 adapter->rx_csum = true;
 248         else
 249                 adapter->rx_csum = false;
 250
 251         return 0;
 252 }
 253
 254 static void
 255 be_get_ethtool_stats(struct net_device *netdev,
 256                 struct ethtool_stats *stats, uint64_t *data)
 257 {
 258         struct be_adapter *adapter = netdev_priv(netdev);
 259         struct be_hw_stats *hw_stats = hw_stats_from_cmd(adapter->stats_cmd.va);
 260         struct be_erx_stats *erx_stats = &hw_stats->erx;
 261         struct be_rx_obj *rxo;
 262         void *p = NULL;
 263         int i, j;
 264
 265         for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 266                 switch (et_stats[i].type) {
 267                 case NETSTAT:
 268                         p = &netdev->stats;
 269                         break;
 270                 case DRVSTAT_TX:
 271                         p = &adapter->tx_stats;
 272                         break;
 273                 case PORTSTAT:
 274                         p = &hw_stats->rxf.port[adapter->port_num];
 275                         break;
 276                 case MISCSTAT:
 277                         p = &hw_stats->rxf;
 278                         break;
 279                 }
 280
 281                 p = (u8 *)p + et_stats[i].offset;
 282                 data[i] = (et_stats[i].size == sizeof(u64)) ?
 283                                 *(u64 *)p: *(u32 *)p;
 284         }
 285
 286         for_all_rx_queues(adapter, rxo, j) {
 287                 for (i = 0; i < ETHTOOL_RXSTATS_NUM; i++) {
 288                         switch (et_rx_stats[i].type) {
 289                         case DRVSTAT_RX:
 290                                 p = (u8 *)&rxo->stats + et_rx_stats[i].offset;
 291                                 break;
 292                         case ERXSTAT:
 293                                 p = (u32 *)erx_stats + rxo->q.id;
 294                                 break;
 295                         }
 296                         data[ETHTOOL_STATS_NUM + j * ETHTOOL_RXSTATS_NUM + i] =
 297                                 (et_rx_stats[i].size == sizeof(u64)) ?
 298                                         *(u64 *)p: *(u32 *)p;
 299                 }
 300         }
 301 }
 302
 303 static void
 304 be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
 305                 uint8_t *data)
 306 {
 307         struct be_adapter *adapter = netdev_priv(netdev);
 308         int i, j;
 309
 310         switch (stringset) {
 311         case ETH_SS_STATS:
 312                 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 313                         memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN);
 314                         data += ETH_GSTRING_LEN;
 315                 }
 316                 for (i = 0; i < adapter->num_rx_qs; i++) {
 317                         for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) {
 318                                 sprintf(data, "rxq%d: %s", i,
 319                                         et_rx_stats[j].desc);
 320                                 data += ETH_GSTRING_LEN;
 321                         }
 322                 }
 323                 break;
 324         case ETH_SS_TEST:
 325                 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) {
 326                         memcpy(data, et_self_tests[i], ETH_GSTRING_LEN);
 327                         data += ETH_GSTRING_LEN;
 328                 }
 329                 break;
 330         }
 331 }
 332
 333 static int be_get_sset_count(struct net_device *netdev, int stringset)
 334 {
 335         struct be_adapter *adapter = netdev_priv(netdev);
 336
 337         switch (stringset) {
 338         case ETH_SS_TEST:
 339                 return ETHTOOL_TESTS_NUM;
 340         case ETH_SS_STATS:
 341                 return ETHTOOL_STATS_NUM +
 342                         adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM;
 343         default:
 344                 return -EINVAL;
 345         }
 346 }
 347
 348 static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
 349 {
 350         struct be_adapter *adapter = netdev_priv(netdev);
 351         struct be_dma_mem phy_cmd;
 352         struct be_cmd_resp_get_phy_info *resp;
 353         u8 mac_speed = 0;
 354         u16 link_speed = 0;
 355         bool link_up = false;
 356         int status;
 357         u16 intf_type;
 358
 359         if ((adapter->link_speed < 0) || (!(netdev->flags & IFF_UP))) {
 360                 status = be_cmd_link_status_query(adapter, &link_up,
 361                                                 &mac_speed, &link_speed);
 362
 363                 be_link_status_update(adapter, link_up);
 364                 /* link_speed is in units of 10 Mbps */
 365                 if (link_speed) {
 366                         ecmd->speed = link_speed*10;
 367                 } else {
 368                         switch (mac_speed) {
 369                         case PHY_LINK_SPEED_1GBPS:
 370                                 ecmd->speed = SPEED_1000;
 371                                 break;
 372                         case PHY_LINK_SPEED_10GBPS:
 373                                 ecmd->speed = SPEED_10000;
 374                                 break;
 375                         }
 376                 }
 377
 378                 phy_cmd.size = sizeof(struct be_cmd_req_get_phy_info);
 379                 phy_cmd.va = dma_alloc_coherent(&adapter->pdev->dev,
 380                                                 phy_cmd.size, &phy_cmd.dma,
 381                                                 GFP_KERNEL);
 382                 if (!phy_cmd.va) {
 383                         dev_err(&adapter->pdev->dev, "Memory alloc failure\n");
 384                         return -ENOMEM;
 385                 }
 386                 status = be_cmd_get_phy_info(adapter, &phy_cmd);
 387                 if (!status) {
 388                         resp = (struct be_cmd_resp_get_phy_info *) phy_cmd.va;
 389                         intf_type = le16_to_cpu(resp->interface_type);
 390
 391                         switch (intf_type) {
 392                         case PHY_TYPE_XFP_10GB:
 393                         case PHY_TYPE_SFP_1GB:
 394                         case PHY_TYPE_SFP_PLUS_10GB:
 395                                 ecmd->port = PORT_FIBRE;
 396                                 break;
 397                         default:
 398                                 ecmd->port = PORT_TP;
 399                                 break;
 400                         }
 401
 402                         switch (intf_type) {
 403                         case PHY_TYPE_KR_10GB:
 404                         case PHY_TYPE_KX4_10GB:
 405                                 ecmd->autoneg = AUTONEG_ENABLE;
 406                         ecmd->transceiver = XCVR_INTERNAL;
 407                                 break;
 408                         default:
 409                                 ecmd->autoneg = AUTONEG_DISABLE;
 410                                 ecmd->transceiver = XCVR_EXTERNAL;
 411                                 break;
 412                         }
 413                 }
 414
 415                 /* Save for future use */
 416                 adapter->link_speed = ecmd->speed;
 417                 adapter->port_type = ecmd->port;
 418                 adapter->transceiver = ecmd->transceiver;
 419                 adapter->autoneg = ecmd->autoneg;
 420                 dma_free_coherent(&adapter->pdev->dev, phy_cmd.size, phy_cmd.va,
 421                                   phy_cmd.dma);
 422         } else {
 423                 ecmd->speed = adapter->link_speed;
 424                 ecmd->port = adapter->port_type;
 425                 ecmd->transceiver = adapter->transceiver;
 426                 ecmd->autoneg = adapter->autoneg;
 427         }
 428
 429         ecmd->duplex = DUPLEX_FULL;
 430         ecmd->phy_address = adapter->port_num;
 431         switch (ecmd->port) {
 432         case PORT_FIBRE:
 433                 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE);
 434                 break;
 435         case PORT_TP:
 436                 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_TP);
 437                 break;
 438         case PORT_AUI:
 439                 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_AUI);
 440                 break;
 441         }
 442
 443         if (ecmd->autoneg) {
 444                 ecmd->supported |= SUPPORTED_1000baseT_Full;
 445                 ecmd->supported |= SUPPORTED_Autoneg;
 446                 ecmd->advertising |= (ADVERTISED_10000baseT_Full |
 447                                 ADVERTISED_1000baseT_Full);
 448         }
 449
 450         return 0;
 451 }
 452
 453 static void
 454 be_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring)
 455 {
 456         struct be_adapter *adapter = netdev_priv(netdev);
 457
 458         ring->rx_max_pending = adapter->rx_obj[0].q.len;
 459         ring->tx_max_pending = adapter->tx_obj.q.len;
 460
 461         ring->rx_pending = atomic_read(&adapter->rx_obj[0].q.used);
 462         ring->tx_pending = atomic_read(&adapter->tx_obj.q.used);
 463 }
 464
 465 static void
 466 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 467 {
 468         struct be_adapter *adapter = netdev_priv(netdev);
 469
 470         be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause);
 471         ecmd->autoneg = 0;
 472 }
 473
 474 static int
 475 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 476 {
 477         struct be_adapter *adapter = netdev_priv(netdev);
 478         int status;
 479
 480         if (ecmd->autoneg != 0)
 481                 return -EINVAL;
 482         adapter->tx_fc = ecmd->tx_pause;
 483         adapter->rx_fc = ecmd->rx_pause;
 484
 485         status = be_cmd_set_flow_control(adapter,
 486                                         adapter->tx_fc, adapter->rx_fc);
 487         if (status)
 488                 dev_warn(&adapter->pdev->dev, "Pause param set failed.\n");
 489
 490         return status;
 491 }
 492
 493 static int
 494 be_phys_id(struct net_device *netdev, u32 data)
 495 {
 496         struct be_adapter *adapter = netdev_priv(netdev);
 497         int status;
 498         u32 cur;
 499
 500         be_cmd_get_beacon_state(adapter, adapter->port_num, &cur);
 501
 502         if (cur == BEACON_STATE_ENABLED)
 503                 return 0;
 504
 505         if (data < 2)
 506                 data = 2;
 507
 508         status = be_cmd_set_beacon_state(adapter, adapter->port_num, 0, 0,
 509                         BEACON_STATE_ENABLED);
 510         set_current_state(TASK_INTERRUPTIBLE);
 511         schedule_timeout(data*HZ);
 512
 513         status = be_cmd_set_beacon_state(adapter, adapter->port_num, 0, 0,
 514                         BEACON_STATE_DISABLED);
 515
 516         return status;
 517 }
 518
 519 static void
 520 be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 521 {
 522         struct be_adapter *adapter = netdev_priv(netdev);
 523
 524         wol->supported = WAKE_MAGIC;
 525         if (adapter->wol)
 526                 wol->wolopts = WAKE_MAGIC;
 527         else
 528                 wol->wolopts = 0;
 529         memset(&wol->sopass, 0, sizeof(wol->sopass));
 530 }
 531
 532 static int
 533 be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 534 {
 535         struct be_adapter *adapter = netdev_priv(netdev);
 536
 537         if (wol->wolopts & ~WAKE_MAGIC)
 538                 return -EINVAL;
 539
 540         if (wol->wolopts & WAKE_MAGIC)
 541                 adapter->wol = true;
 542         else
 543                 adapter->wol = false;
 544
 545         return 0;
 546 }
 547
 548 static int
 549 be_test_ddr_dma(struct be_adapter *adapter)
 550 {
 551         int ret, i;
 552         struct be_dma_mem ddrdma_cmd;
 553         static const u64 pattern[2] = {
 554                 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL
 555         };
 556
 557         ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
 558         ddrdma_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, ddrdma_cmd.size,
 559                                            &ddrdma_cmd.dma, GFP_KERNEL);
 560         if (!ddrdma_cmd.va) {
 561                 dev_err(&adapter->pdev->dev, "Memory allocation failure\n");
 562                 return -ENOMEM;
 563         }
 564
 565         for (i = 0; i < 2; i++) {
 566                 ret = be_cmd_ddr_dma_test(adapter, pattern[i],
 567                                         4096, &ddrdma_cmd);
 568                 if (ret != 0)
 569                         goto err;
 570         }
 571
 572 err:
 573         dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va,
 574                           ddrdma_cmd.dma);
 575         return ret;
 576 }
 577
 578 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type,
 579                                 u64 *status)
 580 {
 581         be_cmd_set_loopback(adapter, adapter->port_num,
 582                                 loopback_type, 1);
 583         *status = be_cmd_loopback_test(adapter, adapter->port_num,
 584                                 loopback_type, 1500,
 585                                 2, 0xabc);
 586         be_cmd_set_loopback(adapter, adapter->port_num,
 587                                 BE_NO_LOOPBACK, 1);
 588         return *status;
 589 }
 590
 591 static void
 592 be_self_test(struct net_device *netdev, struct ethtool_test *test, u64 *data)
 593 {
 594         struct be_adapter *adapter = netdev_priv(netdev);
 595         bool link_up;
 596         u8 mac_speed = 0;
 597         u16 qos_link_speed = 0;
 598
 599         memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM);
 600
 601         if (test->flags & ETH_TEST_FL_OFFLINE) {
 602                 if (be_loopback_test(adapter, BE_MAC_LOOPBACK,
 603                                                 &data[0]) != 0) {
 604                         test->flags |= ETH_TEST_FL_FAILED;
 605                 }
 606                 if (be_loopback_test(adapter, BE_PHY_LOOPBACK,
 607                                                 &data[1]) != 0) {
 608                         test->flags |= ETH_TEST_FL_FAILED;
 609                 }
 610                 if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK,
 611                                                 &data[2]) != 0) {
 612                         test->flags |= ETH_TEST_FL_FAILED;
 613                 }
 614         }
 615
 616         if (be_test_ddr_dma(adapter) != 0) {
 617                 data[3] = 1;
 618                 test->flags |= ETH_TEST_FL_FAILED;
 619         }
 620
 621         if (be_cmd_link_status_query(adapter, &link_up, &mac_speed,
 622                                 &qos_link_speed) != 0) {
 623                 test->flags |= ETH_TEST_FL_FAILED;
 624                 data[4] = -1;
 625         } else if (mac_speed) {
 626                 data[4] = 1;
 627         }
 628 }
 629
 630 static int
 631 be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
 632 {
 633         struct be_adapter *adapter = netdev_priv(netdev);
 634         char file_name[ETHTOOL_FLASH_MAX_FILENAME];
 635         u32 region;
 636
 637         file_name[ETHTOOL_FLASH_MAX_FILENAME - 1] = 0;
 638         strcpy(file_name, efl->data);
 639         region = efl->region;
 640
 641         return be_load_fw(adapter, file_name);
 642 }
 643
 644 static int
 645 be_get_eeprom_len(struct net_device *netdev)
 646 {
 647         return BE_READ_SEEPROM_LEN;
 648 }
 649
 650 static int
 651 be_read_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom,
 652                         uint8_t *data)
 653 {
 654         struct be_adapter *adapter = netdev_priv(netdev);
 655         struct be_dma_mem eeprom_cmd;
 656         struct be_cmd_resp_seeprom_read *resp;
 657         int status;
 658
 659         if (!eeprom->len)
 660                 return -EINVAL;
 661
 662         eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16);
 663
 664         memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem));
 665         eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read);
 666         eeprom_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, eeprom_cmd.size,
 667                                            &eeprom_cmd.dma, GFP_KERNEL);
 668
 669         if (!eeprom_cmd.va) {
 670                 dev_err(&adapter->pdev->dev,
 671                         "Memory allocation failure. Could not read eeprom\n");
 672                 return -ENOMEM;
 673         }
 674
 675         status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd);
 676
 677         if (!status) {
 678                 resp = (struct be_cmd_resp_seeprom_read *) eeprom_cmd.va;
 679                 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len);
 680         }
 681         dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va,
 682                           eeprom_cmd.dma);
 683
 684         return status;
 685 }
 686
 687 const struct ethtool_ops be_ethtool_ops = {
 688         .get_settings = be_get_settings,
 689         .get_drvinfo = be_get_drvinfo,
 690         .get_wol = be_get_wol,
 691         .set_wol = be_set_wol,
 692         .get_link = ethtool_op_get_link,
 693         .get_eeprom_len = be_get_eeprom_len,
 694         .get_eeprom = be_read_eeprom,
 695         .get_coalesce = be_get_coalesce,
 696         .set_coalesce = be_set_coalesce,
 697         .get_ringparam = be_get_ringparam,
 698         .get_pauseparam = be_get_pauseparam,
 699         .set_pauseparam = be_set_pauseparam,
 700         .get_rx_csum = be_get_rx_csum,
 701         .set_rx_csum = be_set_rx_csum,
 702         .get_tx_csum = ethtool_op_get_tx_csum,
 703         .set_tx_csum = ethtool_op_set_tx_hw_csum,
 704         .get_sg = ethtool_op_get_sg,
 705         .set_sg = ethtool_op_set_sg,
 706         .get_tso = ethtool_op_get_tso,
 707         .set_tso = ethtool_op_set_tso,
 708         .get_strings = be_get_stat_strings,
 709         .phys_id = be_phys_id,
 710         .get_sset_count = be_get_sset_count,
 711         .get_ethtool_stats = be_get_ethtool_stats,
 712         .flash_device = be_do_flash,
 713         .self_test = be_self_test,
 714 };