drivers/net/ethernet/emulex/benet/be_ethtool.c

   1 /*
   2  * Copyright (C) 2005 - 2011 Emulex
   3  * All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License version 2
   7  * as published by the Free Software Foundation.  The full GNU General
   8  * Public License is included in this distribution in the file called COPYING.
   9  *
  10  * Contact Information:
  11  * linux-drivers@emulex.com
  12  *
  13  * Emulex
  14  * 3333 Susan Street
  15  * Costa Mesa, CA 92626
  16  */
  17
  18 #include "be.h"
  19 #include "be_cmds.h"
  20 #include <linux/ethtool.h>
  21
  22 struct be_ethtool_stat {
  23         char desc[ETH_GSTRING_LEN];
  24         int type;
  25         int size;
  26         int offset;
  27 };
  28
  29 enum {DRVSTAT_TX, DRVSTAT_RX, DRVSTAT};
  30 #define FIELDINFO(_struct, field) FIELD_SIZEOF(_struct, field), \
  31                                         offsetof(_struct, field)
  32 #define DRVSTAT_TX_INFO(field)  #field, DRVSTAT_TX,\
  33                                         FIELDINFO(struct be_tx_stats, field)
  34 #define DRVSTAT_RX_INFO(field)  #field, DRVSTAT_RX,\
  35                                         FIELDINFO(struct be_rx_stats, field)
  36 #define DRVSTAT_INFO(field)     #field, DRVSTAT,\
  37                                         FIELDINFO(struct be_drv_stats, field)
  38
  39 static const struct be_ethtool_stat et_stats[] = {
  40         {DRVSTAT_INFO(rx_crc_errors)},
  41         {DRVSTAT_INFO(rx_alignment_symbol_errors)},
  42         {DRVSTAT_INFO(rx_pause_frames)},
  43         {DRVSTAT_INFO(rx_control_frames)},
  44         /* Received packets dropped when the Ethernet length field
  45          * is not equal to the actual Ethernet data length.
  46          */
  47         {DRVSTAT_INFO(rx_in_range_errors)},
  48         /* Received packets dropped when their length field is >= 1501 bytes
  49          * and <= 1535 bytes.
  50          */
  51         {DRVSTAT_INFO(rx_out_range_errors)},
  52         /* Received packets dropped when they are longer than 9216 bytes */
  53         {DRVSTAT_INFO(rx_frame_too_long)},
  54         /* Received packets dropped when they don't pass the unicast or
  55          * multicast address filtering.
  56          */
  57         {DRVSTAT_INFO(rx_address_mismatch_drops)},
  58         /* Received packets dropped when IP packet length field is less than
  59          * the IP header length field.
  60          */
  61         {DRVSTAT_INFO(rx_dropped_too_small)},
  62         /* Received packets dropped when IP length field is greater than
  63          * the actual packet length.
  64          */
  65         {DRVSTAT_INFO(rx_dropped_too_short)},
  66         /* Received packets dropped when the IP header length field is less
  67          * than 5.
  68          */
  69         {DRVSTAT_INFO(rx_dropped_header_too_small)},
  70         /* Received packets dropped when the TCP header length field is less
  71          * than 5 or the TCP header length + IP header length is more
  72          * than IP packet length.
  73          */
  74         {DRVSTAT_INFO(rx_dropped_tcp_length)},
  75         {DRVSTAT_INFO(rx_dropped_runt)},
  76         /* Number of received packets dropped when a fifo for descriptors going
  77          * into the packet demux block overflows. In normal operation, this
  78          * fifo must never overflow.
  79          */
  80         {DRVSTAT_INFO(rxpp_fifo_overflow_drop)},
  81         {DRVSTAT_INFO(rx_input_fifo_overflow_drop)},
  82         {DRVSTAT_INFO(rx_ip_checksum_errs)},
  83         {DRVSTAT_INFO(rx_tcp_checksum_errs)},
  84         {DRVSTAT_INFO(rx_udp_checksum_errs)},
  85         {DRVSTAT_INFO(tx_pauseframes)},
  86         {DRVSTAT_INFO(tx_controlframes)},
  87         {DRVSTAT_INFO(rx_priority_pause_frames)},
  88         /* Received packets dropped when an internal fifo going into
  89          * main packet buffer tank (PMEM) overflows.
  90          */
  91         {DRVSTAT_INFO(pmem_fifo_overflow_drop)},
  92         {DRVSTAT_INFO(jabber_events)},
  93         /* Received packets dropped due to lack of available HW packet buffers
  94          * used to temporarily hold the received packets.
  95          */
  96         {DRVSTAT_INFO(rx_drops_no_pbuf)},
  97         /* Received packets dropped due to input receive buffer
  98          * descriptor fifo overflowing.
  99          */
 100         {DRVSTAT_INFO(rx_drops_no_erx_descr)},
 101         /* Packets dropped because the internal FIFO to the offloaded TCP
 102          * receive processing block is full. This could happen only for
 103          * offloaded iSCSI or FCoE trarffic.
 104          */
 105         {DRVSTAT_INFO(rx_drops_no_tpre_descr)},
 106         /* Received packets dropped when they need more than 8
 107          * receive buffers. This cannot happen as the driver configures
 108          * 2048 byte receive buffers.
 109          */
 110         {DRVSTAT_INFO(rx_drops_too_many_frags)},
 111         {DRVSTAT_INFO(forwarded_packets)},
 112         /* Received packets dropped when the frame length
 113          * is more than 9018 bytes
 114          */
 115         {DRVSTAT_INFO(rx_drops_mtu)},
 116         /* Number of packets dropped due to random early drop function */
 117         {DRVSTAT_INFO(eth_red_drops)},
 118         {DRVSTAT_INFO(be_on_die_temperature)}
 119 };
 120 #define ETHTOOL_STATS_NUM ARRAY_SIZE(et_stats)
 121
 122 /* Stats related to multi RX queues: get_stats routine assumes bytes, pkts
 123  * are first and second members respectively.
 124  */
 125 static const struct be_ethtool_stat et_rx_stats[] = {
 126         {DRVSTAT_RX_INFO(rx_bytes)},/* If moving this member see above note */
 127         {DRVSTAT_RX_INFO(rx_pkts)}, /* If moving this member see above note */
 128         {DRVSTAT_RX_INFO(rx_compl)},
 129         {DRVSTAT_RX_INFO(rx_mcast_pkts)},
 130         /* Number of page allocation failures while posting receive buffers
 131          * to HW.
 132          */
 133         {DRVSTAT_RX_INFO(rx_post_fail)},
 134         /* Recevied packets dropped due to skb allocation failure */
 135         {DRVSTAT_RX_INFO(rx_drops_no_skbs)},
 136         /* Received packets dropped due to lack of available fetched buffers
 137          * posted by the driver.
 138          */
 139         {DRVSTAT_RX_INFO(rx_drops_no_frags)}
 140 };
 141 #define ETHTOOL_RXSTATS_NUM (ARRAY_SIZE(et_rx_stats))
 142
 143 /* Stats related to multi TX queues: get_stats routine assumes compl is the
 144  * first member
 145  */
 146 static const struct be_ethtool_stat et_tx_stats[] = {
 147         {DRVSTAT_TX_INFO(tx_compl)}, /* If moving this member see above note */
 148         {DRVSTAT_TX_INFO(tx_bytes)},
 149         {DRVSTAT_TX_INFO(tx_pkts)},
 150         /* Number of skbs queued for trasmission by the driver */
 151         {DRVSTAT_TX_INFO(tx_reqs)},
 152         /* Number of TX work request blocks DMAed to HW */
 153         {DRVSTAT_TX_INFO(tx_wrbs)},
 154         /* Number of times the TX queue was stopped due to lack
 155          * of spaces in the TXQ.
 156          */
 157         {DRVSTAT_TX_INFO(tx_stops)}
 158 };
 159 #define ETHTOOL_TXSTATS_NUM (ARRAY_SIZE(et_tx_stats))
 160
 161 static const char et_self_tests[][ETH_GSTRING_LEN] = {
 162         "MAC Loopback test",
 163         "PHY Loopback test",
 164         "External Loopback test",
 165         "DDR DMA test",
 166         "Link test"
 167 };
 168
 169 #define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests)
 170 #define BE_MAC_LOOPBACK 0x0
 171 #define BE_PHY_LOOPBACK 0x1
 172 #define BE_ONE_PORT_EXT_LOOPBACK 0x2
 173 #define BE_NO_LOOPBACK 0xff
 174
 175 static void be_get_drvinfo(struct net_device *netdev,
 176                                 struct ethtool_drvinfo *drvinfo)
 177 {
 178         struct be_adapter *adapter = netdev_priv(netdev);
 179         char fw_on_flash[FW_VER_LEN];
 180
 181         memset(fw_on_flash, 0 , sizeof(fw_on_flash));
 182         be_cmd_get_fw_ver(adapter, adapter->fw_ver, fw_on_flash);
 183
 184         strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
 185         strlcpy(drvinfo->version, DRV_VER, sizeof(drvinfo->version));
 186         strncpy(drvinfo->fw_version, adapter->fw_ver, FW_VER_LEN);
 187         if (memcmp(adapter->fw_ver, fw_on_flash, FW_VER_LEN) != 0) {
 188                 strcat(drvinfo->fw_version, " [");
 189                 strcat(drvinfo->fw_version, fw_on_flash);
 190                 strcat(drvinfo->fw_version, "]");
 191         }
 192
 193         strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
 194                 sizeof(drvinfo->bus_info));
 195         drvinfo->testinfo_len = 0;
 196         drvinfo->regdump_len = 0;
 197         drvinfo->eedump_len = 0;
 198 }
 199
 200 static u32
 201 lancer_cmd_get_file_len(struct be_adapter *adapter, u8 *file_name)
 202 {
 203         u32 data_read = 0, eof;
 204         u8 addn_status;
 205         struct be_dma_mem data_len_cmd;
 206         int status;
 207
 208         memset(&data_len_cmd, 0, sizeof(data_len_cmd));
 209         /* data_offset and data_size should be 0 to get reg len */
 210         status = lancer_cmd_read_object(adapter, &data_len_cmd, 0, 0,
 211                                 file_name, &data_read, &eof, &addn_status);
 212
 213         return data_read;
 214 }
 215
 216 static int
 217 lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name,
 218                 u32 buf_len, void *buf)
 219 {
 220         struct be_dma_mem read_cmd;
 221         u32 read_len = 0, total_read_len = 0, chunk_size;
 222         u32 eof = 0;
 223         u8 addn_status;
 224         int status = 0;
 225
 226         read_cmd.size = LANCER_READ_FILE_CHUNK;
 227         read_cmd.va = pci_alloc_consistent(adapter->pdev, read_cmd.size,
 228                         &read_cmd.dma);
 229
 230         if (!read_cmd.va) {
 231                 dev_err(&adapter->pdev->dev,
 232                                 "Memory allocation failure while reading dump\n");
 233                 return -ENOMEM;
 234         }
 235
 236         while ((total_read_len < buf_len) && !eof) {
 237                 chunk_size = min_t(u32, (buf_len - total_read_len),
 238                                 LANCER_READ_FILE_CHUNK);
 239                 chunk_size = ALIGN(chunk_size, 4);
 240                 status = lancer_cmd_read_object(adapter, &read_cmd, chunk_size,
 241                                 total_read_len, file_name, &read_len,
 242                                 &eof, &addn_status);
 243                 if (!status) {
 244                         memcpy(buf + total_read_len, read_cmd.va, read_len);
 245                         total_read_len += read_len;
 246                         eof &= LANCER_READ_FILE_EOF_MASK;
 247                 } else {
 248                         status = -EIO;
 249                         break;
 250                 }
 251         }
 252         pci_free_consistent(adapter->pdev, read_cmd.size, read_cmd.va,
 253                         read_cmd.dma);
 254
 255         return status;
 256 }
 257
 258 static int
 259 be_get_reg_len(struct net_device *netdev)
 260 {
 261         struct be_adapter *adapter = netdev_priv(netdev);
 262         u32 log_size = 0;
 263
 264         if (be_physfn(adapter)) {
 265                 if (lancer_chip(adapter))
 266                         log_size = lancer_cmd_get_file_len(adapter,
 267                                         LANCER_FW_DUMP_FILE);
 268                 else
 269                         be_cmd_get_reg_len(adapter, &log_size);
 270         }
 271         return log_size;
 272 }
 273
 274 static void
 275 be_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *buf)
 276 {
 277         struct be_adapter *adapter = netdev_priv(netdev);
 278
 279         if (be_physfn(adapter)) {
 280                 memset(buf, 0, regs->len);
 281                 if (lancer_chip(adapter))
 282                         lancer_cmd_read_file(adapter, LANCER_FW_DUMP_FILE,
 283                                         regs->len, buf);
 284                 else
 285                         be_cmd_get_regs(adapter, regs->len, buf);
 286         }
 287 }
 288
 289 static int be_get_coalesce(struct net_device *netdev,
 290                            struct ethtool_coalesce *et)
 291 {
 292         struct be_adapter *adapter = netdev_priv(netdev);
 293         struct be_eq_obj *eqo = &adapter->eq_obj[0];
 294
 295
 296         et->rx_coalesce_usecs = eqo->cur_eqd;
 297         et->rx_coalesce_usecs_high = eqo->max_eqd;
 298         et->rx_coalesce_usecs_low = eqo->min_eqd;
 299
 300         et->tx_coalesce_usecs = eqo->cur_eqd;
 301         et->tx_coalesce_usecs_high = eqo->max_eqd;
 302         et->tx_coalesce_usecs_low = eqo->min_eqd;
 303
 304         et->use_adaptive_rx_coalesce = eqo->enable_aic;
 305         et->use_adaptive_tx_coalesce = eqo->enable_aic;
 306
 307         return 0;
 308 }
 309
 310 /* TX attributes are ignored. Only RX attributes are considered
 311  * eqd cmd is issued in the worker thread.
 312  */
 313 static int be_set_coalesce(struct net_device *netdev,
 314                            struct ethtool_coalesce *et)
 315 {
 316         struct be_adapter *adapter = netdev_priv(netdev);
 317         struct be_eq_obj *eqo;
 318         int i;
 319
 320         for_all_evt_queues(adapter, eqo, i) {
 321                 eqo->enable_aic = et->use_adaptive_rx_coalesce;
 322                 eqo->max_eqd = min(et->rx_coalesce_usecs_high, BE_MAX_EQD);
 323                 eqo->min_eqd = min(et->rx_coalesce_usecs_low, eqo->max_eqd);
 324                 eqo->eqd = et->rx_coalesce_usecs;
 325         }
 326
 327         return 0;
 328 }
 329
 330 static void
 331 be_get_ethtool_stats(struct net_device *netdev,
 332                 struct ethtool_stats *stats, uint64_t *data)
 333 {
 334         struct be_adapter *adapter = netdev_priv(netdev);
 335         struct be_rx_obj *rxo;
 336         struct be_tx_obj *txo;
 337         void *p;
 338         unsigned int i, j, base = 0, start;
 339
 340         for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 341                 p = (u8 *)&adapter->drv_stats + et_stats[i].offset;
 342                 data[i] = *(u32 *)p;
 343         }
 344         base += ETHTOOL_STATS_NUM;
 345
 346         for_all_rx_queues(adapter, rxo, j) {
 347                 struct be_rx_stats *stats = rx_stats(rxo);
 348
 349                 do {
 350                         start = u64_stats_fetch_begin_bh(&stats->sync);
 351                         data[base] = stats->rx_bytes;
 352                         data[base + 1] = stats->rx_pkts;
 353                 } while (u64_stats_fetch_retry_bh(&stats->sync, start));
 354
 355                 for (i = 2; i < ETHTOOL_RXSTATS_NUM; i++) {
 356                         p = (u8 *)stats + et_rx_stats[i].offset;
 357                         data[base + i] = *(u32 *)p;
 358                 }
 359                 base += ETHTOOL_RXSTATS_NUM;
 360         }
 361
 362         for_all_tx_queues(adapter, txo, j) {
 363                 struct be_tx_stats *stats = tx_stats(txo);
 364
 365                 do {
 366                         start = u64_stats_fetch_begin_bh(&stats->sync_compl);
 367                         data[base] = stats->tx_compl;
 368                 } while (u64_stats_fetch_retry_bh(&stats->sync_compl, start));
 369
 370                 do {
 371                         start = u64_stats_fetch_begin_bh(&stats->sync);
 372                         for (i = 1; i < ETHTOOL_TXSTATS_NUM; i++) {
 373                                 p = (u8 *)stats + et_tx_stats[i].offset;
 374                                 data[base + i] =
 375                                         (et_tx_stats[i].size == sizeof(u64)) ?
 376                                                 *(u64 *)p : *(u32 *)p;
 377                         }
 378                 } while (u64_stats_fetch_retry_bh(&stats->sync, start));
 379                 base += ETHTOOL_TXSTATS_NUM;
 380         }
 381 }
 382
 383 static void
 384 be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
 385                 uint8_t *data)
 386 {
 387         struct be_adapter *adapter = netdev_priv(netdev);
 388         int i, j;
 389
 390         switch (stringset) {
 391         case ETH_SS_STATS:
 392                 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 393                         memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN);
 394                         data += ETH_GSTRING_LEN;
 395                 }
 396                 for (i = 0; i < adapter->num_rx_qs; i++) {
 397                         for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) {
 398                                 sprintf(data, "rxq%d: %s", i,
 399                                         et_rx_stats[j].desc);
 400                                 data += ETH_GSTRING_LEN;
 401                         }
 402                 }
 403                 for (i = 0; i < adapter->num_tx_qs; i++) {
 404                         for (j = 0; j < ETHTOOL_TXSTATS_NUM; j++) {
 405                                 sprintf(data, "txq%d: %s", i,
 406                                         et_tx_stats[j].desc);
 407                                 data += ETH_GSTRING_LEN;
 408                         }
 409                 }
 410                 break;
 411         case ETH_SS_TEST:
 412                 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) {
 413                         memcpy(data, et_self_tests[i], ETH_GSTRING_LEN);
 414                         data += ETH_GSTRING_LEN;
 415                 }
 416                 break;
 417         }
 418 }
 419
 420 static int be_get_sset_count(struct net_device *netdev, int stringset)
 421 {
 422         struct be_adapter *adapter = netdev_priv(netdev);
 423
 424         switch (stringset) {
 425         case ETH_SS_TEST:
 426                 return ETHTOOL_TESTS_NUM;
 427         case ETH_SS_STATS:
 428                 return ETHTOOL_STATS_NUM +
 429                         adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM +
 430                         adapter->num_tx_qs * ETHTOOL_TXSTATS_NUM;
 431         default:
 432                 return -EINVAL;
 433         }
 434 }
 435
 436 static u32 be_get_port_type(u32 phy_type, u32 dac_cable_len)
 437 {
 438         u32 port;
 439
 440         switch (phy_type) {
 441         case PHY_TYPE_BASET_1GB:
 442         case PHY_TYPE_BASEX_1GB:
 443         case PHY_TYPE_SGMII:
 444                 port = PORT_TP;
 445                 break;
 446         case PHY_TYPE_SFP_PLUS_10GB:
 447                 port = dac_cable_len ? PORT_DA : PORT_FIBRE;
 448                 break;
 449         case PHY_TYPE_XFP_10GB:
 450         case PHY_TYPE_SFP_1GB:
 451                 port = PORT_FIBRE;
 452                 break;
 453         case PHY_TYPE_BASET_10GB:
 454                 port = PORT_TP;
 455                 break;
 456         default:
 457                 port = PORT_OTHER;
 458         }
 459
 460         return port;
 461 }
 462
 463 static u32 convert_to_et_setting(u32 if_type, u32 if_speeds)
 464 {
 465         u32 val = 0;
 466
 467         switch (if_type) {
 468         case PHY_TYPE_BASET_1GB:
 469         case PHY_TYPE_BASEX_1GB:
 470         case PHY_TYPE_SGMII:
 471                 val |= SUPPORTED_TP;
 472                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 473                         val |= SUPPORTED_1000baseT_Full;
 474                 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
 475                         val |= SUPPORTED_100baseT_Full;
 476                 if (if_speeds & BE_SUPPORTED_SPEED_10MBPS)
 477                         val |= SUPPORTED_10baseT_Full;
 478                 break;
 479         case PHY_TYPE_KX4_10GB:
 480                 val |= SUPPORTED_Backplane;
 481                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 482                         val |= SUPPORTED_1000baseKX_Full;
 483                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 484                         val |= SUPPORTED_10000baseKX4_Full;
 485                 break;
 486         case PHY_TYPE_KR_10GB:
 487                 val |= SUPPORTED_Backplane |
 488                                 SUPPORTED_10000baseKR_Full;
 489                 break;
 490         case PHY_TYPE_SFP_PLUS_10GB:
 491         case PHY_TYPE_XFP_10GB:
 492         case PHY_TYPE_SFP_1GB:
 493                 val |= SUPPORTED_FIBRE;
 494                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 495                         val |= SUPPORTED_10000baseT_Full;
 496                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 497                         val |= SUPPORTED_1000baseT_Full;
 498                 break;
 499         case PHY_TYPE_BASET_10GB:
 500                 val |= SUPPORTED_TP;
 501                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 502                         val |= SUPPORTED_10000baseT_Full;
 503                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 504                         val |= SUPPORTED_1000baseT_Full;
 505                 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
 506                         val |= SUPPORTED_100baseT_Full;
 507                 break;
 508         default:
 509                 val |= SUPPORTED_TP;
 510         }
 511
 512         return val;
 513 }
 514
 515 static int convert_to_et_speed(u32 be_speed)
 516 {
 517         int et_speed = SPEED_10000;
 518
 519         switch (be_speed) {
 520         case PHY_LINK_SPEED_10MBPS:
 521                 et_speed = SPEED_10;
 522                 break;
 523         case PHY_LINK_SPEED_100MBPS:
 524                 et_speed = SPEED_100;
 525                 break;
 526         case PHY_LINK_SPEED_1GBPS:
 527                 et_speed = SPEED_1000;
 528                 break;
 529         case PHY_LINK_SPEED_10GBPS:
 530                 et_speed = SPEED_10000;
 531                 break;
 532         }
 533
 534         return et_speed;
 535 }
 536
 537 bool be_pause_supported(struct be_adapter *adapter)
 538 {
 539         return (adapter->phy.interface_type == PHY_TYPE_SFP_PLUS_10GB ||
 540                 adapter->phy.interface_type == PHY_TYPE_XFP_10GB) ?
 541                 false : true;
 542 }
 543
 544 static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
 545 {
 546         struct be_adapter *adapter = netdev_priv(netdev);
 547         u8 port_speed = 0;
 548         u16 link_speed = 0;
 549         u8 link_status;
 550         u32 et_speed = 0;
 551         int status;
 552
 553         if (adapter->phy.link_speed < 0 || !(netdev->flags & IFF_UP)) {
 554                 if (adapter->phy.forced_port_speed < 0) {
 555                         status = be_cmd_link_status_query(adapter, &port_speed,
 556                                                 &link_speed, &link_status, 0);
 557                         if (!status)
 558                                 be_link_status_update(adapter, link_status);
 559                         if (link_speed)
 560                                 et_speed = link_speed * 10;
 561                         else if (link_status)
 562                                 et_speed = convert_to_et_speed(port_speed);
 563                 } else {
 564                         et_speed = adapter->phy.forced_port_speed;
 565                 }
 566
 567                 ethtool_cmd_speed_set(ecmd, et_speed);
 568
 569                 status = be_cmd_get_phy_info(adapter);
 570                 if (status)
 571                         return status;
 572
 573                 ecmd->supported =
 574                         convert_to_et_setting(adapter->phy.interface_type,
 575                                         adapter->phy.auto_speeds_supported |
 576                                         adapter->phy.fixed_speeds_supported);
 577                 ecmd->advertising =
 578                         convert_to_et_setting(adapter->phy.interface_type,
 579                                         adapter->phy.auto_speeds_supported);
 580
 581                 ecmd->port = be_get_port_type(adapter->phy.interface_type,
 582                                               adapter->phy.dac_cable_len);
 583
 584                 if (adapter->phy.auto_speeds_supported) {
 585                         ecmd->supported |= SUPPORTED_Autoneg;
 586                         ecmd->autoneg = AUTONEG_ENABLE;
 587                         ecmd->advertising |= ADVERTISED_Autoneg;
 588                 }
 589
 590                 if (be_pause_supported(adapter)) {
 591                         ecmd->supported |= SUPPORTED_Pause;
 592                         ecmd->advertising |= ADVERTISED_Pause;
 593                 }
 594
 595                 switch (adapter->phy.interface_type) {
 596                 case PHY_TYPE_KR_10GB:
 597                 case PHY_TYPE_KX4_10GB:
 598                         ecmd->transceiver = XCVR_INTERNAL;
 599                         break;
 600                 default:
 601                         ecmd->transceiver = XCVR_EXTERNAL;
 602                         break;
 603                 }
 604
 605                 /* Save for future use */
 606                 adapter->phy.link_speed = ethtool_cmd_speed(ecmd);
 607                 adapter->phy.port_type = ecmd->port;
 608                 adapter->phy.transceiver = ecmd->transceiver;
 609                 adapter->phy.autoneg = ecmd->autoneg;
 610                 adapter->phy.advertising = ecmd->advertising;
 611                 adapter->phy.supported = ecmd->supported;
 612         } else {
 613                 ethtool_cmd_speed_set(ecmd, adapter->phy.link_speed);
 614                 ecmd->port = adapter->phy.port_type;
 615                 ecmd->transceiver = adapter->phy.transceiver;
 616                 ecmd->autoneg = adapter->phy.autoneg;
 617                 ecmd->advertising = adapter->phy.advertising;
 618                 ecmd->supported = adapter->phy.supported;
 619         }
 620
 621         ecmd->duplex = DUPLEX_FULL;
 622         ecmd->phy_address = adapter->port_num;
 623
 624         return 0;
 625 }
 626
 627 static void be_get_ringparam(struct net_device *netdev,
 628                              struct ethtool_ringparam *ring)
 629 {
 630         struct be_adapter *adapter = netdev_priv(netdev);
 631
 632         ring->rx_max_pending = ring->rx_pending = adapter->rx_obj[0].q.len;
 633         ring->tx_max_pending = ring->tx_pending = adapter->tx_obj[0].q.len;
 634 }
 635
 636 static void
 637 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 638 {
 639         struct be_adapter *adapter = netdev_priv(netdev);
 640
 641         be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause);
 642         ecmd->autoneg = adapter->phy.fc_autoneg;
 643 }
 644
 645 static int
 646 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 647 {
 648         struct be_adapter *adapter = netdev_priv(netdev);
 649         int status;
 650
 651         if (ecmd->autoneg != 0)
 652                 return -EINVAL;
 653         adapter->tx_fc = ecmd->tx_pause;
 654         adapter->rx_fc = ecmd->rx_pause;
 655
 656         status = be_cmd_set_flow_control(adapter,
 657                                         adapter->tx_fc, adapter->rx_fc);
 658         if (status)
 659                 dev_warn(&adapter->pdev->dev, "Pause param set failed.\n");
 660
 661         return status;
 662 }
 663
 664 static int
 665 be_set_phys_id(struct net_device *netdev,
 666                enum ethtool_phys_id_state state)
 667 {
 668         struct be_adapter *adapter = netdev_priv(netdev);
 669
 670         switch (state) {
 671         case ETHTOOL_ID_ACTIVE:
 672                 be_cmd_get_beacon_state(adapter, adapter->hba_port_num,
 673                                         &adapter->beacon_state);
 674                 return 1;       /* cycle on/off once per second */
 675
 676         case ETHTOOL_ID_ON:
 677                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 678                                         BEACON_STATE_ENABLED);
 679                 break;
 680
 681         case ETHTOOL_ID_OFF:
 682                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 683                                         BEACON_STATE_DISABLED);
 684                 break;
 685
 686         case ETHTOOL_ID_INACTIVE:
 687                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 688                                         adapter->beacon_state);
 689         }
 690
 691         return 0;
 692 }
 693
 694
 695 static void
 696 be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 697 {
 698         struct be_adapter *adapter = netdev_priv(netdev);
 699
 700         if (be_is_wol_supported(adapter)) {
 701                 wol->supported |= WAKE_MAGIC;
 702                 wol->wolopts |= WAKE_MAGIC;
 703         } else
 704                 wol->wolopts = 0;
 705         memset(&wol->sopass, 0, sizeof(wol->sopass));
 706 }
 707
 708 static int
 709 be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 710 {
 711         struct be_adapter *adapter = netdev_priv(netdev);
 712
 713         if (wol->wolopts & ~WAKE_MAGIC)
 714                 return -EOPNOTSUPP;
 715
 716         if (!be_is_wol_supported(adapter)) {
 717                 dev_warn(&adapter->pdev->dev, "WOL not supported\n");
 718                 return -EOPNOTSUPP;
 719         }
 720
 721         if (wol->wolopts & WAKE_MAGIC)
 722                 adapter->wol = true;
 723         else
 724                 adapter->wol = false;
 725
 726         return 0;
 727 }
 728
 729 static int
 730 be_test_ddr_dma(struct be_adapter *adapter)
 731 {
 732         int ret, i;
 733         struct be_dma_mem ddrdma_cmd;
 734         static const u64 pattern[2] = {
 735                 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL
 736         };
 737
 738         ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
 739         ddrdma_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, ddrdma_cmd.size,
 740                                            &ddrdma_cmd.dma, GFP_KERNEL);
 741         if (!ddrdma_cmd.va) {
 742                 dev_err(&adapter->pdev->dev, "Memory allocation failure\n");
 743                 return -ENOMEM;
 744         }
 745
 746         for (i = 0; i < 2; i++) {
 747                 ret = be_cmd_ddr_dma_test(adapter, pattern[i],
 748                                         4096, &ddrdma_cmd);
 749                 if (ret != 0)
 750                         goto err;
 751         }
 752
 753 err:
 754         dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va,
 755                           ddrdma_cmd.dma);
 756         return ret;
 757 }
 758
 759 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type,
 760                                 u64 *status)
 761 {
 762         be_cmd_set_loopback(adapter, adapter->hba_port_num,
 763                                 loopback_type, 1);
 764         *status = be_cmd_loopback_test(adapter, adapter->hba_port_num,
 765                                 loopback_type, 1500,
 766                                 2, 0xabc);
 767         be_cmd_set_loopback(adapter, adapter->hba_port_num,
 768                                 BE_NO_LOOPBACK, 1);
 769         return *status;
 770 }
 771
 772 static void
 773 be_self_test(struct net_device *netdev, struct ethtool_test *test, u64 *data)
 774 {
 775         struct be_adapter *adapter = netdev_priv(netdev);
 776         u8 mac_speed = 0;
 777         u16 qos_link_speed = 0;
 778
 779         memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM);
 780
 781         if (test->flags & ETH_TEST_FL_OFFLINE) {
 782                 if (be_loopback_test(adapter, BE_MAC_LOOPBACK,
 783                                                 &data[0]) != 0) {
 784                         test->flags |= ETH_TEST_FL_FAILED;
 785                 }
 786                 if (be_loopback_test(adapter, BE_PHY_LOOPBACK,
 787                                                 &data[1]) != 0) {
 788                         test->flags |= ETH_TEST_FL_FAILED;
 789                 }
 790                 if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK,
 791                                                 &data[2]) != 0) {
 792                         test->flags |= ETH_TEST_FL_FAILED;
 793                 }
 794         }
 795
 796         if (!lancer_chip(adapter) && be_test_ddr_dma(adapter) != 0) {
 797                 data[3] = 1;
 798                 test->flags |= ETH_TEST_FL_FAILED;
 799         }
 800
 801         if (be_cmd_link_status_query(adapter, &mac_speed,
 802                                      &qos_link_speed, NULL, 0) != 0) {
 803                 test->flags |= ETH_TEST_FL_FAILED;
 804                 data[4] = -1;
 805         } else if (!mac_speed) {
 806                 test->flags |= ETH_TEST_FL_FAILED;
 807                 data[4] = 1;
 808         }
 809 }
 810
 811 static int
 812 be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
 813 {
 814         struct be_adapter *adapter = netdev_priv(netdev);
 815
 816         return be_load_fw(adapter, efl->data);
 817 }
 818
 819 static int
 820 be_get_eeprom_len(struct net_device *netdev)
 821 {
 822         struct be_adapter *adapter = netdev_priv(netdev);
 823         if (lancer_chip(adapter)) {
 824                 if (be_physfn(adapter))
 825                         return lancer_cmd_get_file_len(adapter,
 826                                         LANCER_VPD_PF_FILE);
 827                 else
 828                         return lancer_cmd_get_file_len(adapter,
 829                                         LANCER_VPD_VF_FILE);
 830         } else {
 831                 return BE_READ_SEEPROM_LEN;
 832         }
 833 }
 834
 835 static int
 836 be_read_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom,
 837                         uint8_t *data)
 838 {
 839         struct be_adapter *adapter = netdev_priv(netdev);
 840         struct be_dma_mem eeprom_cmd;
 841         struct be_cmd_resp_seeprom_read *resp;
 842         int status;
 843
 844         if (!eeprom->len)
 845                 return -EINVAL;
 846
 847         if (lancer_chip(adapter)) {
 848                 if (be_physfn(adapter))
 849                         return lancer_cmd_read_file(adapter, LANCER_VPD_PF_FILE,
 850                                         eeprom->len, data);
 851                 else
 852                         return lancer_cmd_read_file(adapter, LANCER_VPD_VF_FILE,
 853                                         eeprom->len, data);
 854         }
 855
 856         eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16);
 857
 858         memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem));
 859         eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read);
 860         eeprom_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, eeprom_cmd.size,
 861                                            &eeprom_cmd.dma, GFP_KERNEL);
 862
 863         if (!eeprom_cmd.va) {
 864                 dev_err(&adapter->pdev->dev,
 865                         "Memory allocation failure. Could not read eeprom\n");
 866                 return -ENOMEM;
 867         }
 868
 869         status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd);
 870
 871         if (!status) {
 872                 resp = eeprom_cmd.va;
 873                 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len);
 874         }
 875         dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va,
 876                           eeprom_cmd.dma);
 877
 878         return status;
 879 }
 880
 881 const struct ethtool_ops be_ethtool_ops = {
 882         .get_settings = be_get_settings,
 883         .get_drvinfo = be_get_drvinfo,
 884         .get_wol = be_get_wol,
 885         .set_wol = be_set_wol,
 886         .get_link = ethtool_op_get_link,
 887         .get_eeprom_len = be_get_eeprom_len,
 888         .get_eeprom = be_read_eeprom,
 889         .get_coalesce = be_get_coalesce,
 890         .set_coalesce = be_set_coalesce,
 891         .get_ringparam = be_get_ringparam,
 892         .get_pauseparam = be_get_pauseparam,
 893         .set_pauseparam = be_set_pauseparam,
 894         .get_strings = be_get_stat_strings,
 895         .set_phys_id = be_set_phys_id,
 896         .get_sset_count = be_get_sset_count,
 897         .get_ethtool_stats = be_get_ethtool_stats,
 898         .get_regs_len = be_get_reg_len,
 899         .get_regs = be_get_regs,
 900         .flash_device = be_do_flash,
 901         .self_test = be_self_test,
 902 };