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, DRVSTAT_TX, DRVSTAT_RX, ERXSTAT,
  30                         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 ERXSTAT_INFO(field)     #field, ERXSTAT,\
  41                                         FIELDINFO(struct be_erx_stats_v1, field)
  42 #define DRVSTAT_INFO(field)     #field, DRVSTAT,\
  43                                         FIELDINFO(struct be_drv_stats, \
  44                                                 field)
  45
  46 static const struct be_ethtool_stat et_stats[] = {
  47         {NETSTAT_INFO(rx_packets)},
  48         {NETSTAT_INFO(tx_packets)},
  49         {NETSTAT_INFO(rx_bytes)},
  50         {NETSTAT_INFO(tx_bytes)},
  51         {NETSTAT_INFO(rx_errors)},
  52         {NETSTAT_INFO(tx_errors)},
  53         {NETSTAT_INFO(rx_dropped)},
  54         {NETSTAT_INFO(tx_dropped)},
  55         {DRVSTAT_TX_INFO(be_tx_rate)},
  56         {DRVSTAT_TX_INFO(be_tx_reqs)},
  57         {DRVSTAT_TX_INFO(be_tx_wrbs)},
  58         {DRVSTAT_TX_INFO(be_tx_stops)},
  59         {DRVSTAT_TX_INFO(be_tx_events)},
  60         {DRVSTAT_TX_INFO(be_tx_compl)},
  61         {DRVSTAT_INFO(rx_crc_errors)},
  62         {DRVSTAT_INFO(rx_alignment_symbol_errors)},
  63         {DRVSTAT_INFO(rx_pause_frames)},
  64         {DRVSTAT_INFO(rx_control_frames)},
  65         {DRVSTAT_INFO(rx_in_range_errors)},
  66         {DRVSTAT_INFO(rx_out_range_errors)},
  67         {DRVSTAT_INFO(rx_frame_too_long)},
  68         {DRVSTAT_INFO(rx_address_match_errors)},
  69         {DRVSTAT_INFO(rx_dropped_too_small)},
  70         {DRVSTAT_INFO(rx_dropped_too_short)},
  71         {DRVSTAT_INFO(rx_dropped_header_too_small)},
  72         {DRVSTAT_INFO(rx_dropped_tcp_length)},
  73         {DRVSTAT_INFO(rx_dropped_runt)},
  74         {DRVSTAT_INFO(rxpp_fifo_overflow_drop)},
  75         {DRVSTAT_INFO(rx_input_fifo_overflow_drop)},
  76         {DRVSTAT_INFO(rx_ip_checksum_errs)},
  77         {DRVSTAT_INFO(rx_tcp_checksum_errs)},
  78         {DRVSTAT_INFO(rx_udp_checksum_errs)},
  79         {DRVSTAT_INFO(rx_switched_unicast_packets)},
  80         {DRVSTAT_INFO(rx_switched_multicast_packets)},
  81         {DRVSTAT_INFO(rx_switched_broadcast_packets)},
  82         {DRVSTAT_INFO(tx_pauseframes)},
  83         {DRVSTAT_INFO(tx_controlframes)},
  84         {DRVSTAT_INFO(rx_priority_pause_frames)},
  85         {DRVSTAT_INFO(pmem_fifo_overflow_drop)},
  86         {DRVSTAT_INFO(jabber_events)},
  87         {DRVSTAT_INFO(rx_drops_no_pbuf)},
  88         {DRVSTAT_INFO(rx_drops_no_txpb)},
  89         {DRVSTAT_INFO(rx_drops_no_erx_descr)},
  90         {DRVSTAT_INFO(rx_drops_no_tpre_descr)},
  91         {DRVSTAT_INFO(rx_drops_too_many_frags)},
  92         {DRVSTAT_INFO(rx_drops_invalid_ring)},
  93         {DRVSTAT_INFO(forwarded_packets)},
  94         {DRVSTAT_INFO(rx_drops_mtu)},
  95         {DRVSTAT_INFO(eth_red_drops)},
  96         {DRVSTAT_INFO(be_on_die_temperature)}
  97 };
  98 #define ETHTOOL_STATS_NUM ARRAY_SIZE(et_stats)
  99
 100 /* Stats related to multi RX queues */
 101 static const struct be_ethtool_stat et_rx_stats[] = {
 102         {DRVSTAT_RX_INFO(rx_bytes)},
 103         {DRVSTAT_RX_INFO(rx_pkts)},
 104         {DRVSTAT_RX_INFO(rx_rate)},
 105         {DRVSTAT_RX_INFO(rx_polls)},
 106         {DRVSTAT_RX_INFO(rx_events)},
 107         {DRVSTAT_RX_INFO(rx_compl)},
 108         {DRVSTAT_RX_INFO(rx_mcast_pkts)},
 109         {DRVSTAT_RX_INFO(rx_post_fail)},
 110         {ERXSTAT_INFO(rx_drops_no_fragments)}
 111 };
 112 #define ETHTOOL_RXSTATS_NUM (ARRAY_SIZE(et_rx_stats))
 113
 114 static const char et_self_tests[][ETH_GSTRING_LEN] = {
 115         "MAC Loopback test",
 116         "PHY Loopback test",
 117         "External Loopback test",
 118         "DDR DMA test",
 119         "Link test"
 120 };
 121
 122 #define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests)
 123 #define BE_MAC_LOOPBACK 0x0
 124 #define BE_PHY_LOOPBACK 0x1
 125 #define BE_ONE_PORT_EXT_LOOPBACK 0x2
 126 #define BE_NO_LOOPBACK 0xff
 127
 128 static void
 129 be_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo)
 130 {
 131         struct be_adapter *adapter = netdev_priv(netdev);
 132
 133         strcpy(drvinfo->driver, DRV_NAME);
 134         strcpy(drvinfo->version, DRV_VER);
 135         strncpy(drvinfo->fw_version, adapter->fw_ver, FW_VER_LEN);
 136         strcpy(drvinfo->bus_info, pci_name(adapter->pdev));
 137         drvinfo->testinfo_len = 0;
 138         drvinfo->regdump_len = 0;
 139         drvinfo->eedump_len = 0;
 140 }
 141
 142 static int
 143 be_get_reg_len(struct net_device *netdev)
 144 {
 145         struct be_adapter *adapter = netdev_priv(netdev);
 146         u32 log_size = 0;
 147
 148         if (be_physfn(adapter))
 149                 be_cmd_get_reg_len(adapter, &log_size);
 150
 151         return log_size;
 152 }
 153
 154 static void
 155 be_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *buf)
 156 {
 157         struct be_adapter *adapter = netdev_priv(netdev);
 158
 159         if (be_physfn(adapter)) {
 160                 memset(buf, 0, regs->len);
 161                 be_cmd_get_regs(adapter, regs->len, buf);
 162         }
 163 }
 164
 165 static int
 166 be_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
 167 {
 168         struct be_adapter *adapter = netdev_priv(netdev);
 169         struct be_eq_obj *rx_eq = &adapter->rx_obj[0].rx_eq;
 170         struct be_eq_obj *tx_eq = &adapter->tx_eq;
 171
 172         coalesce->rx_coalesce_usecs = rx_eq->cur_eqd;
 173         coalesce->rx_coalesce_usecs_high = rx_eq->max_eqd;
 174         coalesce->rx_coalesce_usecs_low = rx_eq->min_eqd;
 175
 176         coalesce->tx_coalesce_usecs = tx_eq->cur_eqd;
 177         coalesce->tx_coalesce_usecs_high = tx_eq->max_eqd;
 178         coalesce->tx_coalesce_usecs_low = tx_eq->min_eqd;
 179
 180         coalesce->use_adaptive_rx_coalesce = rx_eq->enable_aic;
 181         coalesce->use_adaptive_tx_coalesce = tx_eq->enable_aic;
 182
 183         return 0;
 184 }
 185
 186 /*
 187  * This routine is used to set interrup coalescing delay
 188  */
 189 static int
 190 be_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
 191 {
 192         struct be_adapter *adapter = netdev_priv(netdev);
 193         struct be_rx_obj *rxo;
 194         struct be_eq_obj *rx_eq;
 195         struct be_eq_obj *tx_eq = &adapter->tx_eq;
 196         u32 rx_max, rx_min, rx_cur;
 197         int status = 0, i;
 198         u32 tx_cur;
 199
 200         if (coalesce->use_adaptive_tx_coalesce == 1)
 201                 return -EINVAL;
 202
 203         for_all_rx_queues(adapter, rxo, i) {
 204                 rx_eq = &rxo->rx_eq;
 205
 206                 if (!rx_eq->enable_aic && coalesce->use_adaptive_rx_coalesce)
 207                         rx_eq->cur_eqd = 0;
 208                 rx_eq->enable_aic = coalesce->use_adaptive_rx_coalesce;
 209
 210                 rx_max = coalesce->rx_coalesce_usecs_high;
 211                 rx_min = coalesce->rx_coalesce_usecs_low;
 212                 rx_cur = coalesce->rx_coalesce_usecs;
 213
 214                 if (rx_eq->enable_aic) {
 215                         if (rx_max > BE_MAX_EQD)
 216                                 rx_max = BE_MAX_EQD;
 217                         if (rx_min > rx_max)
 218                                 rx_min = rx_max;
 219                         rx_eq->max_eqd = rx_max;
 220                         rx_eq->min_eqd = rx_min;
 221                         if (rx_eq->cur_eqd > rx_max)
 222                                 rx_eq->cur_eqd = rx_max;
 223                         if (rx_eq->cur_eqd < rx_min)
 224                                 rx_eq->cur_eqd = rx_min;
 225                 } else {
 226                         if (rx_cur > BE_MAX_EQD)
 227                                 rx_cur = BE_MAX_EQD;
 228                         if (rx_eq->cur_eqd != rx_cur) {
 229                                 status = be_cmd_modify_eqd(adapter, rx_eq->q.id,
 230                                                 rx_cur);
 231                                 if (!status)
 232                                         rx_eq->cur_eqd = rx_cur;
 233                         }
 234                 }
 235         }
 236
 237         tx_cur = coalesce->tx_coalesce_usecs;
 238
 239         if (tx_cur > BE_MAX_EQD)
 240                 tx_cur = BE_MAX_EQD;
 241         if (tx_eq->cur_eqd != tx_cur) {
 242                 status = be_cmd_modify_eqd(adapter, tx_eq->q.id, tx_cur);
 243                 if (!status)
 244                         tx_eq->cur_eqd = tx_cur;
 245         }
 246
 247         return 0;
 248 }
 249
 250 static void
 251 be_get_ethtool_stats(struct net_device *netdev,
 252                 struct ethtool_stats *stats, uint64_t *data)
 253 {
 254         struct be_adapter *adapter = netdev_priv(netdev);
 255         struct be_rx_obj *rxo;
 256         void *p = NULL;
 257         int i, j;
 258
 259         for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 260                 switch (et_stats[i].type) {
 261                 case NETSTAT:
 262                         p = &netdev->stats;
 263                         break;
 264                 case DRVSTAT_TX:
 265                         p = &adapter->tx_stats;
 266                         break;
 267                 case DRVSTAT:
 268                         p = &adapter->drv_stats;
 269                         break;
 270                 }
 271
 272                 p = (u8 *)p + et_stats[i].offset;
 273                 data[i] = (et_stats[i].size == sizeof(u64)) ?
 274                                 *(u64 *)p: *(u32 *)p;
 275         }
 276
 277         for_all_rx_queues(adapter, rxo, j) {
 278                 for (i = 0; i < ETHTOOL_RXSTATS_NUM; i++) {
 279                         switch (et_rx_stats[i].type) {
 280                         case DRVSTAT_RX:
 281                                 p = (u8 *)&rxo->stats + et_rx_stats[i].offset;
 282                                 break;
 283                         case ERXSTAT:
 284                                 p = (u32 *)be_erx_stats_from_cmd(adapter) +
 285                                                                 rxo->q.id;
 286                                 break;
 287                         }
 288                         data[ETHTOOL_STATS_NUM + j * ETHTOOL_RXSTATS_NUM + i] =
 289                                 (et_rx_stats[i].size == sizeof(u64)) ?
 290                                         *(u64 *)p: *(u32 *)p;
 291                 }
 292         }
 293 }
 294
 295 static void
 296 be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
 297                 uint8_t *data)
 298 {
 299         struct be_adapter *adapter = netdev_priv(netdev);
 300         int i, j;
 301
 302         switch (stringset) {
 303         case ETH_SS_STATS:
 304                 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 305                         memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN);
 306                         data += ETH_GSTRING_LEN;
 307                 }
 308                 for (i = 0; i < adapter->num_rx_qs; i++) {
 309                         for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) {
 310                                 sprintf(data, "rxq%d: %s", i,
 311                                         et_rx_stats[j].desc);
 312                                 data += ETH_GSTRING_LEN;
 313                         }
 314                 }
 315                 break;
 316         case ETH_SS_TEST:
 317                 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) {
 318                         memcpy(data, et_self_tests[i], ETH_GSTRING_LEN);
 319                         data += ETH_GSTRING_LEN;
 320                 }
 321                 break;
 322         }
 323 }
 324
 325 static int be_get_sset_count(struct net_device *netdev, int stringset)
 326 {
 327         struct be_adapter *adapter = netdev_priv(netdev);
 328
 329         switch (stringset) {
 330         case ETH_SS_TEST:
 331                 return ETHTOOL_TESTS_NUM;
 332         case ETH_SS_STATS:
 333                 return ETHTOOL_STATS_NUM +
 334                         adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM;
 335         default:
 336                 return -EINVAL;
 337         }
 338 }
 339
 340 static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
 341 {
 342         struct be_adapter *adapter = netdev_priv(netdev);
 343         struct be_dma_mem phy_cmd;
 344         struct be_cmd_resp_get_phy_info *resp;
 345         u8 mac_speed = 0;
 346         u16 link_speed = 0;
 347         bool link_up = false;
 348         int status;
 349         u16 intf_type;
 350
 351         if ((adapter->link_speed < 0) || (!(netdev->flags & IFF_UP))) {
 352                 status = be_cmd_link_status_query(adapter, &link_up,
 353                                                 &mac_speed, &link_speed, 0);
 354
 355                 be_link_status_update(adapter, link_up);
 356                 /* link_speed is in units of 10 Mbps */
 357                 if (link_speed) {
 358                         ethtool_cmd_speed_set(ecmd, link_speed*10);
 359                 } else {
 360                         switch (mac_speed) {
 361                         case PHY_LINK_SPEED_10MBPS:
 362                                 ethtool_cmd_speed_set(ecmd, SPEED_10);
 363                                 break;
 364                         case PHY_LINK_SPEED_100MBPS:
 365                                 ethtool_cmd_speed_set(ecmd, SPEED_100);
 366                                 break;
 367                         case PHY_LINK_SPEED_1GBPS:
 368                                 ethtool_cmd_speed_set(ecmd, SPEED_1000);
 369                                 break;
 370                         case PHY_LINK_SPEED_10GBPS:
 371                                 ethtool_cmd_speed_set(ecmd, SPEED_10000);
 372                                 break;
 373                         case PHY_LINK_SPEED_ZERO:
 374                                 ethtool_cmd_speed_set(ecmd, 0);
 375                                 break;
 376                         }
 377                 }
 378
 379                 phy_cmd.size = sizeof(struct be_cmd_req_get_phy_info);
 380                 phy_cmd.va = dma_alloc_coherent(&adapter->pdev->dev,
 381                                                 phy_cmd.size, &phy_cmd.dma,
 382                                                 GFP_KERNEL);
 383                 if (!phy_cmd.va) {
 384                         dev_err(&adapter->pdev->dev, "Memory alloc failure\n");
 385                         return -ENOMEM;
 386                 }
 387                 status = be_cmd_get_phy_info(adapter, &phy_cmd);
 388                 if (!status) {
 389                         resp = (struct be_cmd_resp_get_phy_info *) phy_cmd.va;
 390                         intf_type = le16_to_cpu(resp->interface_type);
 391
 392                         switch (intf_type) {
 393                         case PHY_TYPE_XFP_10GB:
 394                         case PHY_TYPE_SFP_1GB:
 395                         case PHY_TYPE_SFP_PLUS_10GB:
 396                                 ecmd->port = PORT_FIBRE;
 397                                 break;
 398                         default:
 399                                 ecmd->port = PORT_TP;
 400                                 break;
 401                         }
 402
 403                         switch (intf_type) {
 404                         case PHY_TYPE_KR_10GB:
 405                         case PHY_TYPE_KX4_10GB:
 406                                 ecmd->autoneg = AUTONEG_ENABLE;
 407                         ecmd->transceiver = XCVR_INTERNAL;
 408                                 break;
 409                         default:
 410                                 ecmd->autoneg = AUTONEG_DISABLE;
 411                                 ecmd->transceiver = XCVR_EXTERNAL;
 412                                 break;
 413                         }
 414                 }
 415
 416                 /* Save for future use */
 417                 adapter->link_speed = ethtool_cmd_speed(ecmd);
 418                 adapter->port_type = ecmd->port;
 419                 adapter->transceiver = ecmd->transceiver;
 420                 adapter->autoneg = ecmd->autoneg;
 421                 dma_free_coherent(&adapter->pdev->dev, phy_cmd.size, phy_cmd.va,
 422                                   phy_cmd.dma);
 423         } else {
 424                 ethtool_cmd_speed_set(ecmd, adapter->link_speed);
 425                 ecmd->port = adapter->port_type;
 426                 ecmd->transceiver = adapter->transceiver;
 427                 ecmd->autoneg = adapter->autoneg;
 428         }
 429
 430         ecmd->duplex = DUPLEX_FULL;
 431         ecmd->phy_address = adapter->port_num;
 432         switch (ecmd->port) {
 433         case PORT_FIBRE:
 434                 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE);
 435                 break;
 436         case PORT_TP:
 437                 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_TP);
 438                 break;
 439         case PORT_AUI:
 440                 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_AUI);
 441                 break;
 442         }
 443
 444         if (ecmd->autoneg) {
 445                 ecmd->supported |= SUPPORTED_1000baseT_Full;
 446                 ecmd->supported |= SUPPORTED_Autoneg;
 447                 ecmd->advertising |= (ADVERTISED_10000baseT_Full |
 448                                 ADVERTISED_1000baseT_Full);
 449         }
 450
 451         return 0;
 452 }
 453
 454 static void
 455 be_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring)
 456 {
 457         struct be_adapter *adapter = netdev_priv(netdev);
 458
 459         ring->rx_max_pending = adapter->rx_obj[0].q.len;
 460         ring->tx_max_pending = adapter->tx_obj.q.len;
 461
 462         ring->rx_pending = atomic_read(&adapter->rx_obj[0].q.used);
 463         ring->tx_pending = atomic_read(&adapter->tx_obj.q.used);
 464 }
 465
 466 static void
 467 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 468 {
 469         struct be_adapter *adapter = netdev_priv(netdev);
 470
 471         be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause);
 472         ecmd->autoneg = 0;
 473 }
 474
 475 static int
 476 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 477 {
 478         struct be_adapter *adapter = netdev_priv(netdev);
 479         int status;
 480
 481         if (ecmd->autoneg != 0)
 482                 return -EINVAL;
 483         adapter->tx_fc = ecmd->tx_pause;
 484         adapter->rx_fc = ecmd->rx_pause;
 485
 486         status = be_cmd_set_flow_control(adapter,
 487                                         adapter->tx_fc, adapter->rx_fc);
 488         if (status)
 489                 dev_warn(&adapter->pdev->dev, "Pause param set failed.\n");
 490
 491         return status;
 492 }
 493
 494 static int
 495 be_set_phys_id(struct net_device *netdev,
 496                enum ethtool_phys_id_state state)
 497 {
 498         struct be_adapter *adapter = netdev_priv(netdev);
 499
 500         switch (state) {
 501         case ETHTOOL_ID_ACTIVE:
 502                 be_cmd_get_beacon_state(adapter, adapter->hba_port_num,
 503                                         &adapter->beacon_state);
 504                 return 1;       /* cycle on/off once per second */
 505
 506         case ETHTOOL_ID_ON:
 507                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 508                                         BEACON_STATE_ENABLED);
 509                 break;
 510
 511         case ETHTOOL_ID_OFF:
 512                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 513                                         BEACON_STATE_DISABLED);
 514                 break;
 515
 516         case ETHTOOL_ID_INACTIVE:
 517                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 518                                         adapter->beacon_state);
 519         }
 520
 521         return 0;
 522 }
 523
 524 static bool
 525 be_is_wol_supported(struct be_adapter *adapter)
 526 {
 527         if (!be_physfn(adapter))
 528                 return false;
 529         else
 530                 return true;
 531 }
 532
 533 static void
 534 be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 535 {
 536         struct be_adapter *adapter = netdev_priv(netdev);
 537
 538         if (be_is_wol_supported(adapter))
 539                 wol->supported = WAKE_MAGIC;
 540
 541         if (adapter->wol)
 542                 wol->wolopts = WAKE_MAGIC;
 543         else
 544                 wol->wolopts = 0;
 545         memset(&wol->sopass, 0, sizeof(wol->sopass));
 546 }
 547
 548 static int
 549 be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 550 {
 551         struct be_adapter *adapter = netdev_priv(netdev);
 552
 553         if (wol->wolopts & ~WAKE_MAGIC)
 554                 return -EINVAL;
 555
 556         if ((wol->wolopts & WAKE_MAGIC) && be_is_wol_supported(adapter))
 557                 adapter->wol = true;
 558         else
 559                 adapter->wol = false;
 560
 561         return 0;
 562 }
 563
 564 static int
 565 be_test_ddr_dma(struct be_adapter *adapter)
 566 {
 567         int ret, i;
 568         struct be_dma_mem ddrdma_cmd;
 569         static const u64 pattern[2] = {
 570                 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL
 571         };
 572
 573         ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
 574         ddrdma_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, ddrdma_cmd.size,
 575                                            &ddrdma_cmd.dma, GFP_KERNEL);
 576         if (!ddrdma_cmd.va) {
 577                 dev_err(&adapter->pdev->dev, "Memory allocation failure\n");
 578                 return -ENOMEM;
 579         }
 580
 581         for (i = 0; i < 2; i++) {
 582                 ret = be_cmd_ddr_dma_test(adapter, pattern[i],
 583                                         4096, &ddrdma_cmd);
 584                 if (ret != 0)
 585                         goto err;
 586         }
 587
 588 err:
 589         dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va,
 590                           ddrdma_cmd.dma);
 591         return ret;
 592 }
 593
 594 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type,
 595                                 u64 *status)
 596 {
 597         be_cmd_set_loopback(adapter, adapter->hba_port_num,
 598                                 loopback_type, 1);
 599         *status = be_cmd_loopback_test(adapter, adapter->hba_port_num,
 600                                 loopback_type, 1500,
 601                                 2, 0xabc);
 602         be_cmd_set_loopback(adapter, adapter->hba_port_num,
 603                                 BE_NO_LOOPBACK, 1);
 604         return *status;
 605 }
 606
 607 static void
 608 be_self_test(struct net_device *netdev, struct ethtool_test *test, u64 *data)
 609 {
 610         struct be_adapter *adapter = netdev_priv(netdev);
 611         bool link_up;
 612         u8 mac_speed = 0;
 613         u16 qos_link_speed = 0;
 614
 615         memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM);
 616
 617         if (test->flags & ETH_TEST_FL_OFFLINE) {
 618                 if (be_loopback_test(adapter, BE_MAC_LOOPBACK,
 619                                                 &data[0]) != 0) {
 620                         test->flags |= ETH_TEST_FL_FAILED;
 621                 }
 622                 if (be_loopback_test(adapter, BE_PHY_LOOPBACK,
 623                                                 &data[1]) != 0) {
 624                         test->flags |= ETH_TEST_FL_FAILED;
 625                 }
 626                 if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK,
 627                                                 &data[2]) != 0) {
 628                         test->flags |= ETH_TEST_FL_FAILED;
 629                 }
 630         }
 631
 632         if (be_test_ddr_dma(adapter) != 0) {
 633                 data[3] = 1;
 634                 test->flags |= ETH_TEST_FL_FAILED;
 635         }
 636
 637         if (be_cmd_link_status_query(adapter, &link_up, &mac_speed,
 638                                 &qos_link_speed, 0) != 0) {
 639                 test->flags |= ETH_TEST_FL_FAILED;
 640                 data[4] = -1;
 641         } else if (!mac_speed) {
 642                 test->flags |= ETH_TEST_FL_FAILED;
 643                 data[4] = 1;
 644         }
 645 }
 646
 647 static int
 648 be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
 649 {
 650         struct be_adapter *adapter = netdev_priv(netdev);
 651         char file_name[ETHTOOL_FLASH_MAX_FILENAME];
 652
 653         file_name[ETHTOOL_FLASH_MAX_FILENAME - 1] = 0;
 654         strcpy(file_name, efl->data);
 655
 656         return be_load_fw(adapter, file_name);
 657 }
 658
 659 static int
 660 be_get_eeprom_len(struct net_device *netdev)
 661 {
 662         return BE_READ_SEEPROM_LEN;
 663 }
 664
 665 static int
 666 be_read_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom,
 667                         uint8_t *data)
 668 {
 669         struct be_adapter *adapter = netdev_priv(netdev);
 670         struct be_dma_mem eeprom_cmd;
 671         struct be_cmd_resp_seeprom_read *resp;
 672         int status;
 673
 674         if (!eeprom->len)
 675                 return -EINVAL;
 676
 677         eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16);
 678
 679         memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem));
 680         eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read);
 681         eeprom_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, eeprom_cmd.size,
 682                                            &eeprom_cmd.dma, GFP_KERNEL);
 683
 684         if (!eeprom_cmd.va) {
 685                 dev_err(&adapter->pdev->dev,
 686                         "Memory allocation failure. Could not read eeprom\n");
 687                 return -ENOMEM;
 688         }
 689
 690         status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd);
 691
 692         if (!status) {
 693                 resp = (struct be_cmd_resp_seeprom_read *) eeprom_cmd.va;
 694                 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len);
 695         }
 696         dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va,
 697                           eeprom_cmd.dma);
 698
 699         return status;
 700 }
 701
 702 const struct ethtool_ops be_ethtool_ops = {
 703         .get_settings = be_get_settings,
 704         .get_drvinfo = be_get_drvinfo,
 705         .get_wol = be_get_wol,
 706         .set_wol = be_set_wol,
 707         .get_link = ethtool_op_get_link,
 708         .get_eeprom_len = be_get_eeprom_len,
 709         .get_eeprom = be_read_eeprom,
 710         .get_coalesce = be_get_coalesce,
 711         .set_coalesce = be_set_coalesce,
 712         .get_ringparam = be_get_ringparam,
 713         .get_pauseparam = be_get_pauseparam,
 714         .set_pauseparam = be_set_pauseparam,
 715         .get_strings = be_get_stat_strings,
 716         .set_phys_id = be_set_phys_id,
 717         .get_sset_count = be_get_sset_count,
 718         .get_ethtool_stats = be_get_ethtool_stats,
 719         .get_regs_len = be_get_reg_len,
 720         .get_regs = be_get_regs,
 721         .flash_device = be_do_flash,
 722         .self_test = be_self_test,
 723 };