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

   1 /*
   2  * Copyright (C) 2005 - 2013 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_filtered)},
  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         {DRVSTAT_INFO(tx_priority_pauseframes)},
  89         /* Received packets dropped when an internal fifo going into
  90          * main packet buffer tank (PMEM) overflows.
  91          */
  92         {DRVSTAT_INFO(pmem_fifo_overflow_drop)},
  93         {DRVSTAT_INFO(jabber_events)},
  94         /* Received packets dropped due to lack of available HW packet buffers
  95          * used to temporarily hold the received packets.
  96          */
  97         {DRVSTAT_INFO(rx_drops_no_pbuf)},
  98         /* Received packets dropped due to input receive buffer
  99          * descriptor fifo overflowing.
 100          */
 101         {DRVSTAT_INFO(rx_drops_no_erx_descr)},
 102         /* Packets dropped because the internal FIFO to the offloaded TCP
 103          * receive processing block is full. This could happen only for
 104          * offloaded iSCSI or FCoE trarffic.
 105          */
 106         {DRVSTAT_INFO(rx_drops_no_tpre_descr)},
 107         /* Received packets dropped when they need more than 8
 108          * receive buffers. This cannot happen as the driver configures
 109          * 2048 byte receive buffers.
 110          */
 111         {DRVSTAT_INFO(rx_drops_too_many_frags)},
 112         {DRVSTAT_INFO(forwarded_packets)},
 113         /* Received packets dropped when the frame length
 114          * is more than 9018 bytes
 115          */
 116         {DRVSTAT_INFO(rx_drops_mtu)},
 117         /* Number of packets dropped due to random early drop function */
 118         {DRVSTAT_INFO(eth_red_drops)},
 119         {DRVSTAT_INFO(be_on_die_temperature)}
 120 };
 121 #define ETHTOOL_STATS_NUM ARRAY_SIZE(et_stats)
 122
 123 /* Stats related to multi RX queues: get_stats routine assumes bytes, pkts
 124  * are first and second members respectively.
 125  */
 126 static const struct be_ethtool_stat et_rx_stats[] = {
 127         {DRVSTAT_RX_INFO(rx_bytes)},/* If moving this member see above note */
 128         {DRVSTAT_RX_INFO(rx_pkts)}, /* If moving this member see above note */
 129         {DRVSTAT_RX_INFO(rx_compl)},
 130         {DRVSTAT_RX_INFO(rx_mcast_pkts)},
 131         /* Number of page allocation failures while posting receive buffers
 132          * to HW.
 133          */
 134         {DRVSTAT_RX_INFO(rx_post_fail)},
 135         /* Recevied packets dropped due to skb allocation failure */
 136         {DRVSTAT_RX_INFO(rx_drops_no_skbs)},
 137         /* Received packets dropped due to lack of available fetched buffers
 138          * posted by the driver.
 139          */
 140         {DRVSTAT_RX_INFO(rx_drops_no_frags)}
 141 };
 142 #define ETHTOOL_RXSTATS_NUM (ARRAY_SIZE(et_rx_stats))
 143
 144 /* Stats related to multi TX queues: get_stats routine assumes compl is the
 145  * first member
 146  */
 147 static const struct be_ethtool_stat et_tx_stats[] = {
 148         {DRVSTAT_TX_INFO(tx_compl)}, /* If moving this member see above note */
 149         {DRVSTAT_TX_INFO(tx_bytes)},
 150         {DRVSTAT_TX_INFO(tx_pkts)},
 151         /* Number of skbs queued for trasmission by the driver */
 152         {DRVSTAT_TX_INFO(tx_reqs)},
 153         /* Number of TX work request blocks DMAed to HW */
 154         {DRVSTAT_TX_INFO(tx_wrbs)},
 155         /* Number of times the TX queue was stopped due to lack
 156          * of spaces in the TXQ.
 157          */
 158         {DRVSTAT_TX_INFO(tx_stops)}
 159 };
 160 #define ETHTOOL_TXSTATS_NUM (ARRAY_SIZE(et_tx_stats))
 161
 162 static const char et_self_tests[][ETH_GSTRING_LEN] = {
 163         "MAC Loopback test",
 164         "PHY Loopback test",
 165         "External Loopback test",
 166         "DDR DMA test",
 167         "Link test"
 168 };
 169
 170 #define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests)
 171 #define BE_MAC_LOOPBACK 0x0
 172 #define BE_PHY_LOOPBACK 0x1
 173 #define BE_ONE_PORT_EXT_LOOPBACK 0x2
 174 #define BE_NO_LOOPBACK 0xff
 175
 176 static void be_get_drvinfo(struct net_device *netdev,
 177                                 struct ethtool_drvinfo *drvinfo)
 178 {
 179         struct be_adapter *adapter = netdev_priv(netdev);
 180         char fw_on_flash[FW_VER_LEN];
 181
 182         memset(fw_on_flash, 0 , sizeof(fw_on_flash));
 183         be_cmd_get_fw_ver(adapter, adapter->fw_ver, fw_on_flash);
 184
 185         strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
 186         strlcpy(drvinfo->version, DRV_VER, sizeof(drvinfo->version));
 187         if (!memcmp(adapter->fw_ver, fw_on_flash, FW_VER_LEN))
 188                 strlcpy(drvinfo->fw_version, adapter->fw_ver,
 189                         sizeof(drvinfo->fw_version));
 190         else
 191                 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
 192                          "%s [%s]", adapter->fw_ver, fw_on_flash);
 193
 194         strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
 195                 sizeof(drvinfo->bus_info));
 196         drvinfo->testinfo_len = 0;
 197         drvinfo->regdump_len = 0;
 198         drvinfo->eedump_len = 0;
 199 }
 200
 201 static u32
 202 lancer_cmd_get_file_len(struct be_adapter *adapter, u8 *file_name)
 203 {
 204         u32 data_read = 0, eof;
 205         u8 addn_status;
 206         struct be_dma_mem data_len_cmd;
 207         int status;
 208
 209         memset(&data_len_cmd, 0, sizeof(data_len_cmd));
 210         /* data_offset and data_size should be 0 to get reg len */
 211         status = lancer_cmd_read_object(adapter, &data_len_cmd, 0, 0,
 212                                 file_name, &data_read, &eof, &addn_status);
 213
 214         return data_read;
 215 }
 216
 217 static int
 218 lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name,
 219                 u32 buf_len, void *buf)
 220 {
 221         struct be_dma_mem read_cmd;
 222         u32 read_len = 0, total_read_len = 0, chunk_size;
 223         u32 eof = 0;
 224         u8 addn_status;
 225         int status = 0;
 226
 227         read_cmd.size = LANCER_READ_FILE_CHUNK;
 228         read_cmd.va = pci_alloc_consistent(adapter->pdev, read_cmd.size,
 229                         &read_cmd.dma);
 230
 231         if (!read_cmd.va) {
 232                 dev_err(&adapter->pdev->dev,
 233                                 "Memory allocation failure while reading dump\n");
 234                 return -ENOMEM;
 235         }
 236
 237         while ((total_read_len < buf_len) && !eof) {
 238                 chunk_size = min_t(u32, (buf_len - total_read_len),
 239                                 LANCER_READ_FILE_CHUNK);
 240                 chunk_size = ALIGN(chunk_size, 4);
 241                 status = lancer_cmd_read_object(adapter, &read_cmd, chunk_size,
 242                                 total_read_len, file_name, &read_len,
 243                                 &eof, &addn_status);
 244                 if (!status) {
 245                         memcpy(buf + total_read_len, read_cmd.va, read_len);
 246                         total_read_len += read_len;
 247                         eof &= LANCER_READ_FILE_EOF_MASK;
 248                 } else {
 249                         status = -EIO;
 250                         break;
 251                 }
 252         }
 253         pci_free_consistent(adapter->pdev, read_cmd.size, read_cmd.va,
 254                         read_cmd.dma);
 255
 256         return status;
 257 }
 258
 259 static int
 260 be_get_reg_len(struct net_device *netdev)
 261 {
 262         struct be_adapter *adapter = netdev_priv(netdev);
 263         u32 log_size = 0;
 264
 265         if (!check_privilege(adapter, MAX_PRIVILEGES))
 266                 return 0;
 267
 268         if (be_physfn(adapter)) {
 269                 if (lancer_chip(adapter))
 270                         log_size = lancer_cmd_get_file_len(adapter,
 271                                         LANCER_FW_DUMP_FILE);
 272                 else
 273                         be_cmd_get_reg_len(adapter, &log_size);
 274         }
 275         return log_size;
 276 }
 277
 278 static void
 279 be_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *buf)
 280 {
 281         struct be_adapter *adapter = netdev_priv(netdev);
 282
 283         if (be_physfn(adapter)) {
 284                 memset(buf, 0, regs->len);
 285                 if (lancer_chip(adapter))
 286                         lancer_cmd_read_file(adapter, LANCER_FW_DUMP_FILE,
 287                                         regs->len, buf);
 288                 else
 289                         be_cmd_get_regs(adapter, regs->len, buf);
 290         }
 291 }
 292
 293 static int be_get_coalesce(struct net_device *netdev,
 294                            struct ethtool_coalesce *et)
 295 {
 296         struct be_adapter *adapter = netdev_priv(netdev);
 297         struct be_eq_obj *eqo = &adapter->eq_obj[0];
 298
 299
 300         et->rx_coalesce_usecs = eqo->cur_eqd;
 301         et->rx_coalesce_usecs_high = eqo->max_eqd;
 302         et->rx_coalesce_usecs_low = eqo->min_eqd;
 303
 304         et->tx_coalesce_usecs = eqo->cur_eqd;
 305         et->tx_coalesce_usecs_high = eqo->max_eqd;
 306         et->tx_coalesce_usecs_low = eqo->min_eqd;
 307
 308         et->use_adaptive_rx_coalesce = eqo->enable_aic;
 309         et->use_adaptive_tx_coalesce = eqo->enable_aic;
 310
 311         return 0;
 312 }
 313
 314 /* TX attributes are ignored. Only RX attributes are considered
 315  * eqd cmd is issued in the worker thread.
 316  */
 317 static int be_set_coalesce(struct net_device *netdev,
 318                            struct ethtool_coalesce *et)
 319 {
 320         struct be_adapter *adapter = netdev_priv(netdev);
 321         struct be_eq_obj *eqo;
 322         int i;
 323
 324         for_all_evt_queues(adapter, eqo, i) {
 325                 eqo->enable_aic = et->use_adaptive_rx_coalesce;
 326                 eqo->max_eqd = min(et->rx_coalesce_usecs_high, BE_MAX_EQD);
 327                 eqo->min_eqd = min(et->rx_coalesce_usecs_low, eqo->max_eqd);
 328                 eqo->eqd = et->rx_coalesce_usecs;
 329         }
 330
 331         return 0;
 332 }
 333
 334 static void
 335 be_get_ethtool_stats(struct net_device *netdev,
 336                 struct ethtool_stats *stats, uint64_t *data)
 337 {
 338         struct be_adapter *adapter = netdev_priv(netdev);
 339         struct be_rx_obj *rxo;
 340         struct be_tx_obj *txo;
 341         void *p;
 342         unsigned int i, j, base = 0, start;
 343
 344         for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 345                 p = (u8 *)&adapter->drv_stats + et_stats[i].offset;
 346                 data[i] = *(u32 *)p;
 347         }
 348         base += ETHTOOL_STATS_NUM;
 349
 350         for_all_rx_queues(adapter, rxo, j) {
 351                 struct be_rx_stats *stats = rx_stats(rxo);
 352
 353                 do {
 354                         start = u64_stats_fetch_begin_bh(&stats->sync);
 355                         data[base] = stats->rx_bytes;
 356                         data[base + 1] = stats->rx_pkts;
 357                 } while (u64_stats_fetch_retry_bh(&stats->sync, start));
 358
 359                 for (i = 2; i < ETHTOOL_RXSTATS_NUM; i++) {
 360                         p = (u8 *)stats + et_rx_stats[i].offset;
 361                         data[base + i] = *(u32 *)p;
 362                 }
 363                 base += ETHTOOL_RXSTATS_NUM;
 364         }
 365
 366         for_all_tx_queues(adapter, txo, j) {
 367                 struct be_tx_stats *stats = tx_stats(txo);
 368
 369                 do {
 370                         start = u64_stats_fetch_begin_bh(&stats->sync_compl);
 371                         data[base] = stats->tx_compl;
 372                 } while (u64_stats_fetch_retry_bh(&stats->sync_compl, start));
 373
 374                 do {
 375                         start = u64_stats_fetch_begin_bh(&stats->sync);
 376                         for (i = 1; i < ETHTOOL_TXSTATS_NUM; i++) {
 377                                 p = (u8 *)stats + et_tx_stats[i].offset;
 378                                 data[base + i] =
 379                                         (et_tx_stats[i].size == sizeof(u64)) ?
 380                                                 *(u64 *)p : *(u32 *)p;
 381                         }
 382                 } while (u64_stats_fetch_retry_bh(&stats->sync, start));
 383                 base += ETHTOOL_TXSTATS_NUM;
 384         }
 385 }
 386
 387 static void
 388 be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
 389                 uint8_t *data)
 390 {
 391         struct be_adapter *adapter = netdev_priv(netdev);
 392         int i, j;
 393
 394         switch (stringset) {
 395         case ETH_SS_STATS:
 396                 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 397                         memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN);
 398                         data += ETH_GSTRING_LEN;
 399                 }
 400                 for (i = 0; i < adapter->num_rx_qs; i++) {
 401                         for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) {
 402                                 sprintf(data, "rxq%d: %s", i,
 403                                         et_rx_stats[j].desc);
 404                                 data += ETH_GSTRING_LEN;
 405                         }
 406                 }
 407                 for (i = 0; i < adapter->num_tx_qs; i++) {
 408                         for (j = 0; j < ETHTOOL_TXSTATS_NUM; j++) {
 409                                 sprintf(data, "txq%d: %s", i,
 410                                         et_tx_stats[j].desc);
 411                                 data += ETH_GSTRING_LEN;
 412                         }
 413                 }
 414                 break;
 415         case ETH_SS_TEST:
 416                 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) {
 417                         memcpy(data, et_self_tests[i], ETH_GSTRING_LEN);
 418                         data += ETH_GSTRING_LEN;
 419                 }
 420                 break;
 421         }
 422 }
 423
 424 static int be_get_sset_count(struct net_device *netdev, int stringset)
 425 {
 426         struct be_adapter *adapter = netdev_priv(netdev);
 427
 428         switch (stringset) {
 429         case ETH_SS_TEST:
 430                 return ETHTOOL_TESTS_NUM;
 431         case ETH_SS_STATS:
 432                 return ETHTOOL_STATS_NUM +
 433                         adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM +
 434                         adapter->num_tx_qs * ETHTOOL_TXSTATS_NUM;
 435         default:
 436                 return -EINVAL;
 437         }
 438 }
 439
 440 static u32 be_get_port_type(u32 phy_type, u32 dac_cable_len)
 441 {
 442         u32 port;
 443
 444         switch (phy_type) {
 445         case PHY_TYPE_BASET_1GB:
 446         case PHY_TYPE_BASEX_1GB:
 447         case PHY_TYPE_SGMII:
 448                 port = PORT_TP;
 449                 break;
 450         case PHY_TYPE_SFP_PLUS_10GB:
 451                 port = dac_cable_len ? PORT_DA : PORT_FIBRE;
 452                 break;
 453         case PHY_TYPE_XFP_10GB:
 454         case PHY_TYPE_SFP_1GB:
 455                 port = PORT_FIBRE;
 456                 break;
 457         case PHY_TYPE_BASET_10GB:
 458                 port = PORT_TP;
 459                 break;
 460         default:
 461                 port = PORT_OTHER;
 462         }
 463
 464         return port;
 465 }
 466
 467 static u32 convert_to_et_setting(u32 if_type, u32 if_speeds)
 468 {
 469         u32 val = 0;
 470
 471         switch (if_type) {
 472         case PHY_TYPE_BASET_1GB:
 473         case PHY_TYPE_BASEX_1GB:
 474         case PHY_TYPE_SGMII:
 475                 val |= SUPPORTED_TP;
 476                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 477                         val |= SUPPORTED_1000baseT_Full;
 478                 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
 479                         val |= SUPPORTED_100baseT_Full;
 480                 if (if_speeds & BE_SUPPORTED_SPEED_10MBPS)
 481                         val |= SUPPORTED_10baseT_Full;
 482                 break;
 483         case PHY_TYPE_KX4_10GB:
 484                 val |= SUPPORTED_Backplane;
 485                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 486                         val |= SUPPORTED_1000baseKX_Full;
 487                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 488                         val |= SUPPORTED_10000baseKX4_Full;
 489                 break;
 490         case PHY_TYPE_KR_10GB:
 491                 val |= SUPPORTED_Backplane |
 492                                 SUPPORTED_10000baseKR_Full;
 493                 break;
 494         case PHY_TYPE_SFP_PLUS_10GB:
 495         case PHY_TYPE_XFP_10GB:
 496         case PHY_TYPE_SFP_1GB:
 497                 val |= SUPPORTED_FIBRE;
 498                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 499                         val |= SUPPORTED_10000baseT_Full;
 500                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 501                         val |= SUPPORTED_1000baseT_Full;
 502                 break;
 503         case PHY_TYPE_BASET_10GB:
 504                 val |= SUPPORTED_TP;
 505                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 506                         val |= SUPPORTED_10000baseT_Full;
 507                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 508                         val |= SUPPORTED_1000baseT_Full;
 509                 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
 510                         val |= SUPPORTED_100baseT_Full;
 511                 break;
 512         default:
 513                 val |= SUPPORTED_TP;
 514         }
 515
 516         return val;
 517 }
 518
 519 bool be_pause_supported(struct be_adapter *adapter)
 520 {
 521         return (adapter->phy.interface_type == PHY_TYPE_SFP_PLUS_10GB ||
 522                 adapter->phy.interface_type == PHY_TYPE_XFP_10GB) ?
 523                 false : true;
 524 }
 525
 526 static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
 527 {
 528         struct be_adapter *adapter = netdev_priv(netdev);
 529         u8 link_status;
 530         u16 link_speed = 0;
 531         int status;
 532         u32 auto_speeds;
 533         u32 fixed_speeds;
 534         u32 dac_cable_len;
 535         u16 interface_type;
 536
 537         if (adapter->phy.link_speed < 0) {
 538                 status = be_cmd_link_status_query(adapter, &link_speed,
 539                                                   &link_status, 0);
 540                 if (!status)
 541                         be_link_status_update(adapter, link_status);
 542                 ethtool_cmd_speed_set(ecmd, link_speed);
 543
 544                 status = be_cmd_get_phy_info(adapter);
 545                 if (!status) {
 546                         interface_type = adapter->phy.interface_type;
 547                         auto_speeds = adapter->phy.auto_speeds_supported;
 548                         fixed_speeds = adapter->phy.fixed_speeds_supported;
 549                         dac_cable_len = adapter->phy.dac_cable_len;
 550
 551                         ecmd->supported =
 552                                 convert_to_et_setting(interface_type,
 553                                                       auto_speeds |
 554                                                       fixed_speeds);
 555                         ecmd->advertising =
 556                                 convert_to_et_setting(interface_type,
 557                                                       auto_speeds);
 558
 559                         ecmd->port = be_get_port_type(interface_type,
 560                                                       dac_cable_len);
 561
 562                         if (adapter->phy.auto_speeds_supported) {
 563                                 ecmd->supported |= SUPPORTED_Autoneg;
 564                                 ecmd->autoneg = AUTONEG_ENABLE;
 565                                 ecmd->advertising |= ADVERTISED_Autoneg;
 566                         }
 567
 568                         ecmd->supported |= SUPPORTED_Pause;
 569                         if (be_pause_supported(adapter))
 570                                 ecmd->advertising |= ADVERTISED_Pause;
 571
 572                         switch (adapter->phy.interface_type) {
 573                         case PHY_TYPE_KR_10GB:
 574                         case PHY_TYPE_KX4_10GB:
 575                                 ecmd->transceiver = XCVR_INTERNAL;
 576                                 break;
 577                         default:
 578                                 ecmd->transceiver = XCVR_EXTERNAL;
 579                                 break;
 580                         }
 581                 } else {
 582                         ecmd->port = PORT_OTHER;
 583                         ecmd->autoneg = AUTONEG_DISABLE;
 584                         ecmd->transceiver = XCVR_DUMMY1;
 585                 }
 586
 587                 /* Save for future use */
 588                 adapter->phy.link_speed = ethtool_cmd_speed(ecmd);
 589                 adapter->phy.port_type = ecmd->port;
 590                 adapter->phy.transceiver = ecmd->transceiver;
 591                 adapter->phy.autoneg = ecmd->autoneg;
 592                 adapter->phy.advertising = ecmd->advertising;
 593                 adapter->phy.supported = ecmd->supported;
 594         } else {
 595                 ethtool_cmd_speed_set(ecmd, adapter->phy.link_speed);
 596                 ecmd->port = adapter->phy.port_type;
 597                 ecmd->transceiver = adapter->phy.transceiver;
 598                 ecmd->autoneg = adapter->phy.autoneg;
 599                 ecmd->advertising = adapter->phy.advertising;
 600                 ecmd->supported = adapter->phy.supported;
 601         }
 602
 603         ecmd->duplex = netif_carrier_ok(netdev) ? DUPLEX_FULL : DUPLEX_UNKNOWN;
 604         ecmd->phy_address = adapter->port_num;
 605
 606         return 0;
 607 }
 608
 609 static void be_get_ringparam(struct net_device *netdev,
 610                              struct ethtool_ringparam *ring)
 611 {
 612         struct be_adapter *adapter = netdev_priv(netdev);
 613
 614         ring->rx_max_pending = ring->rx_pending = adapter->rx_obj[0].q.len;
 615         ring->tx_max_pending = ring->tx_pending = adapter->tx_obj[0].q.len;
 616 }
 617
 618 static void
 619 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 620 {
 621         struct be_adapter *adapter = netdev_priv(netdev);
 622
 623         be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause);
 624         ecmd->autoneg = adapter->phy.fc_autoneg;
 625 }
 626
 627 static int
 628 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 629 {
 630         struct be_adapter *adapter = netdev_priv(netdev);
 631         int status;
 632
 633         if (ecmd->autoneg != adapter->phy.fc_autoneg)
 634                 return -EINVAL;
 635         adapter->tx_fc = ecmd->tx_pause;
 636         adapter->rx_fc = ecmd->rx_pause;
 637
 638         status = be_cmd_set_flow_control(adapter,
 639                                         adapter->tx_fc, adapter->rx_fc);
 640         if (status)
 641                 dev_warn(&adapter->pdev->dev, "Pause param set failed.\n");
 642
 643         return status;
 644 }
 645
 646 static int
 647 be_set_phys_id(struct net_device *netdev,
 648                enum ethtool_phys_id_state state)
 649 {
 650         struct be_adapter *adapter = netdev_priv(netdev);
 651
 652         switch (state) {
 653         case ETHTOOL_ID_ACTIVE:
 654                 be_cmd_get_beacon_state(adapter, adapter->hba_port_num,
 655                                         &adapter->beacon_state);
 656                 return 1;       /* cycle on/off once per second */
 657
 658         case ETHTOOL_ID_ON:
 659                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 660                                         BEACON_STATE_ENABLED);
 661                 break;
 662
 663         case ETHTOOL_ID_OFF:
 664                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 665                                         BEACON_STATE_DISABLED);
 666                 break;
 667
 668         case ETHTOOL_ID_INACTIVE:
 669                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 670                                         adapter->beacon_state);
 671         }
 672
 673         return 0;
 674 }
 675
 676
 677 static void
 678 be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 679 {
 680         struct be_adapter *adapter = netdev_priv(netdev);
 681
 682         if (be_is_wol_supported(adapter)) {
 683                 wol->supported |= WAKE_MAGIC;
 684                 if (adapter->wol)
 685                         wol->wolopts |= WAKE_MAGIC;
 686         } else
 687                 wol->wolopts = 0;
 688         memset(&wol->sopass, 0, sizeof(wol->sopass));
 689 }
 690
 691 static int
 692 be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 693 {
 694         struct be_adapter *adapter = netdev_priv(netdev);
 695
 696         if (wol->wolopts & ~WAKE_MAGIC)
 697                 return -EOPNOTSUPP;
 698
 699         if (!be_is_wol_supported(adapter)) {
 700                 dev_warn(&adapter->pdev->dev, "WOL not supported\n");
 701                 return -EOPNOTSUPP;
 702         }
 703
 704         if (wol->wolopts & WAKE_MAGIC)
 705                 adapter->wol = true;
 706         else
 707                 adapter->wol = false;
 708
 709         return 0;
 710 }
 711
 712 static int
 713 be_test_ddr_dma(struct be_adapter *adapter)
 714 {
 715         int ret, i;
 716         struct be_dma_mem ddrdma_cmd;
 717         static const u64 pattern[2] = {
 718                 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL
 719         };
 720
 721         ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
 722         ddrdma_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, ddrdma_cmd.size,
 723                                            &ddrdma_cmd.dma, GFP_KERNEL);
 724         if (!ddrdma_cmd.va)
 725                 return -ENOMEM;
 726
 727         for (i = 0; i < 2; i++) {
 728                 ret = be_cmd_ddr_dma_test(adapter, pattern[i],
 729                                         4096, &ddrdma_cmd);
 730                 if (ret != 0)
 731                         goto err;
 732         }
 733
 734 err:
 735         dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va,
 736                           ddrdma_cmd.dma);
 737         return ret;
 738 }
 739
 740 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type,
 741                                 u64 *status)
 742 {
 743         be_cmd_set_loopback(adapter, adapter->hba_port_num,
 744                                 loopback_type, 1);
 745         *status = be_cmd_loopback_test(adapter, adapter->hba_port_num,
 746                                 loopback_type, 1500,
 747                                 2, 0xabc);
 748         be_cmd_set_loopback(adapter, adapter->hba_port_num,
 749                                 BE_NO_LOOPBACK, 1);
 750         return *status;
 751 }
 752
 753 static void
 754 be_self_test(struct net_device *netdev, struct ethtool_test *test, u64 *data)
 755 {
 756         struct be_adapter *adapter = netdev_priv(netdev);
 757         int status;
 758         u8 link_status = 0;
 759
 760         if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC) {
 761                 dev_err(&adapter->pdev->dev, "Self test not supported\n");
 762                 test->flags |= ETH_TEST_FL_FAILED;
 763                 return;
 764         }
 765
 766         memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM);
 767
 768         if (test->flags & ETH_TEST_FL_OFFLINE) {
 769                 if (be_loopback_test(adapter, BE_MAC_LOOPBACK,
 770                                                 &data[0]) != 0) {
 771                         test->flags |= ETH_TEST_FL_FAILED;
 772                 }
 773                 if (be_loopback_test(adapter, BE_PHY_LOOPBACK,
 774                                                 &data[1]) != 0) {
 775                         test->flags |= ETH_TEST_FL_FAILED;
 776                 }
 777                 if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK,
 778                                                 &data[2]) != 0) {
 779                         test->flags |= ETH_TEST_FL_FAILED;
 780                 }
 781         }
 782
 783         if (!lancer_chip(adapter) && be_test_ddr_dma(adapter) != 0) {
 784                 data[3] = 1;
 785                 test->flags |= ETH_TEST_FL_FAILED;
 786         }
 787
 788         status = be_cmd_link_status_query(adapter, NULL, &link_status, 0);
 789         if (status) {
 790                 test->flags |= ETH_TEST_FL_FAILED;
 791                 data[4] = -1;
 792         } else if (!link_status) {
 793                 test->flags |= ETH_TEST_FL_FAILED;
 794                 data[4] = 1;
 795         }
 796 }
 797
 798 static int
 799 be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
 800 {
 801         struct be_adapter *adapter = netdev_priv(netdev);
 802
 803         return be_load_fw(adapter, efl->data);
 804 }
 805
 806 static int
 807 be_get_eeprom_len(struct net_device *netdev)
 808 {
 809         struct be_adapter *adapter = netdev_priv(netdev);
 810
 811         if (!check_privilege(adapter, MAX_PRIVILEGES))
 812                 return 0;
 813
 814         if (lancer_chip(adapter)) {
 815                 if (be_physfn(adapter))
 816                         return lancer_cmd_get_file_len(adapter,
 817                                         LANCER_VPD_PF_FILE);
 818                 else
 819                         return lancer_cmd_get_file_len(adapter,
 820                                         LANCER_VPD_VF_FILE);
 821         } else {
 822                 return BE_READ_SEEPROM_LEN;
 823         }
 824 }
 825
 826 static int
 827 be_read_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom,
 828                         uint8_t *data)
 829 {
 830         struct be_adapter *adapter = netdev_priv(netdev);
 831         struct be_dma_mem eeprom_cmd;
 832         struct be_cmd_resp_seeprom_read *resp;
 833         int status;
 834
 835         if (!eeprom->len)
 836                 return -EINVAL;
 837
 838         if (lancer_chip(adapter)) {
 839                 if (be_physfn(adapter))
 840                         return lancer_cmd_read_file(adapter, LANCER_VPD_PF_FILE,
 841                                         eeprom->len, data);
 842                 else
 843                         return lancer_cmd_read_file(adapter, LANCER_VPD_VF_FILE,
 844                                         eeprom->len, data);
 845         }
 846
 847         eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16);
 848
 849         memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem));
 850         eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read);
 851         eeprom_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, eeprom_cmd.size,
 852                                            &eeprom_cmd.dma, GFP_KERNEL);
 853
 854         if (!eeprom_cmd.va)
 855                 return -ENOMEM;
 856
 857         status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd);
 858
 859         if (!status) {
 860                 resp = eeprom_cmd.va;
 861                 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len);
 862         }
 863         dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va,
 864                           eeprom_cmd.dma);
 865
 866         return status;
 867 }
 868
 869 static u32 be_get_msg_level(struct net_device *netdev)
 870 {
 871         struct be_adapter *adapter = netdev_priv(netdev);
 872
 873         if (lancer_chip(adapter)) {
 874                 dev_err(&adapter->pdev->dev, "Operation not supported\n");
 875                 return -EOPNOTSUPP;
 876         }
 877
 878         return adapter->msg_enable;
 879 }
 880
 881 static void be_set_fw_log_level(struct be_adapter *adapter, u32 level)
 882 {
 883         struct be_dma_mem extfat_cmd;
 884         struct be_fat_conf_params *cfgs;
 885         int status;
 886         int i, j;
 887
 888         memset(&extfat_cmd, 0, sizeof(struct be_dma_mem));
 889         extfat_cmd.size = sizeof(struct be_cmd_resp_get_ext_fat_caps);
 890         extfat_cmd.va = pci_alloc_consistent(adapter->pdev, extfat_cmd.size,
 891                                              &extfat_cmd.dma);
 892         if (!extfat_cmd.va) {
 893                 dev_err(&adapter->pdev->dev, "%s: Memory allocation failure\n",
 894                         __func__);
 895                 goto err;
 896         }
 897         status = be_cmd_get_ext_fat_capabilites(adapter, &extfat_cmd);
 898         if (!status) {
 899                 cfgs = (struct be_fat_conf_params *)(extfat_cmd.va +
 900                                         sizeof(struct be_cmd_resp_hdr));
 901                 for (i = 0; i < le32_to_cpu(cfgs->num_modules); i++) {
 902                         u32 num_modes = le32_to_cpu(cfgs->module[i].num_modes);
 903                         for (j = 0; j < num_modes; j++) {
 904                                 if (cfgs->module[i].trace_lvl[j].mode ==
 905                                                                 MODE_UART)
 906                                         cfgs->module[i].trace_lvl[j].dbg_lvl =
 907                                                         cpu_to_le32(level);
 908                         }
 909                 }
 910                 status = be_cmd_set_ext_fat_capabilites(adapter, &extfat_cmd,
 911                                                         cfgs);
 912                 if (status)
 913                         dev_err(&adapter->pdev->dev,
 914                                 "Message level set failed\n");
 915         } else {
 916                 dev_err(&adapter->pdev->dev, "Message level get failed\n");
 917         }
 918
 919         pci_free_consistent(adapter->pdev, extfat_cmd.size, extfat_cmd.va,
 920                             extfat_cmd.dma);
 921 err:
 922         return;
 923 }
 924
 925 static void be_set_msg_level(struct net_device *netdev, u32 level)
 926 {
 927         struct be_adapter *adapter = netdev_priv(netdev);
 928
 929         if (lancer_chip(adapter)) {
 930                 dev_err(&adapter->pdev->dev, "Operation not supported\n");
 931                 return;
 932         }
 933
 934         if (adapter->msg_enable == level)
 935                 return;
 936
 937         if ((level & NETIF_MSG_HW) != (adapter->msg_enable & NETIF_MSG_HW))
 938                 be_set_fw_log_level(adapter, level & NETIF_MSG_HW ?
 939                                     FW_LOG_LEVEL_DEFAULT : FW_LOG_LEVEL_FATAL);
 940         adapter->msg_enable = level;
 941
 942         return;
 943 }
 944
 945 static u64 be_get_rss_hash_opts(struct be_adapter *adapter, u64 flow_type)
 946 {
 947         u64 data = 0;
 948
 949         switch (flow_type) {
 950         case TCP_V4_FLOW:
 951                 if (adapter->rss_flags & RSS_ENABLE_IPV4)
 952                         data |= RXH_IP_DST | RXH_IP_SRC;
 953                 if (adapter->rss_flags & RSS_ENABLE_TCP_IPV4)
 954                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
 955                 break;
 956         case UDP_V4_FLOW:
 957                 if (adapter->rss_flags & RSS_ENABLE_IPV4)
 958                         data |= RXH_IP_DST | RXH_IP_SRC;
 959                 if (adapter->rss_flags & RSS_ENABLE_UDP_IPV4)
 960                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
 961                 break;
 962         case TCP_V6_FLOW:
 963                 if (adapter->rss_flags & RSS_ENABLE_IPV6)
 964                         data |= RXH_IP_DST | RXH_IP_SRC;
 965                 if (adapter->rss_flags & RSS_ENABLE_TCP_IPV6)
 966                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
 967                 break;
 968         case UDP_V6_FLOW:
 969                 if (adapter->rss_flags & RSS_ENABLE_IPV6)
 970                         data |= RXH_IP_DST | RXH_IP_SRC;
 971                 if (adapter->rss_flags & RSS_ENABLE_UDP_IPV6)
 972                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
 973                 break;
 974         }
 975
 976         return data;
 977 }
 978
 979 static int be_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd,
 980                       u32 *rule_locs)
 981 {
 982         struct be_adapter *adapter = netdev_priv(netdev);
 983
 984         if (!be_multi_rxq(adapter)) {
 985                 dev_info(&adapter->pdev->dev,
 986                          "ethtool::get_rxnfc: RX flow hashing is disabled\n");
 987                 return -EINVAL;
 988         }
 989
 990         switch (cmd->cmd) {
 991         case ETHTOOL_GRXFH:
 992                 cmd->data = be_get_rss_hash_opts(adapter, cmd->flow_type);
 993                 break;
 994         case ETHTOOL_GRXRINGS:
 995                 cmd->data = adapter->num_rx_qs - 1;
 996                 break;
 997         default:
 998                 return -EINVAL;
 999         }
1000
1001         return 0;
1002 }
1003
1004 static int be_set_rss_hash_opts(struct be_adapter *adapter,
1005                                 struct ethtool_rxnfc *cmd)
1006 {
1007         struct be_rx_obj *rxo;
1008         int status = 0, i, j;
1009         u8 rsstable[128];
1010         u32 rss_flags = adapter->rss_flags;
1011
1012         if (cmd->data != L3_RSS_FLAGS &&
1013             cmd->data != (L3_RSS_FLAGS | L4_RSS_FLAGS))
1014                 return -EINVAL;
1015
1016         switch (cmd->flow_type) {
1017         case TCP_V4_FLOW:
1018                 if (cmd->data == L3_RSS_FLAGS)
1019                         rss_flags &= ~RSS_ENABLE_TCP_IPV4;
1020                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1021                         rss_flags |= RSS_ENABLE_IPV4 |
1022                                         RSS_ENABLE_TCP_IPV4;
1023                 break;
1024         case TCP_V6_FLOW:
1025                 if (cmd->data == L3_RSS_FLAGS)
1026                         rss_flags &= ~RSS_ENABLE_TCP_IPV6;
1027                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1028                         rss_flags |= RSS_ENABLE_IPV6 |
1029                                         RSS_ENABLE_TCP_IPV6;
1030                 break;
1031         case UDP_V4_FLOW:
1032                 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
1033                     BEx_chip(adapter))
1034                         return -EINVAL;
1035
1036                 if (cmd->data == L3_RSS_FLAGS)
1037                         rss_flags &= ~RSS_ENABLE_UDP_IPV4;
1038                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1039                         rss_flags |= RSS_ENABLE_IPV4 |
1040                                         RSS_ENABLE_UDP_IPV4;
1041                 break;
1042         case UDP_V6_FLOW:
1043                 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
1044                     BEx_chip(adapter))
1045                         return -EINVAL;
1046
1047                 if (cmd->data == L3_RSS_FLAGS)
1048                         rss_flags &= ~RSS_ENABLE_UDP_IPV6;
1049                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1050                         rss_flags |= RSS_ENABLE_IPV6 |
1051                                         RSS_ENABLE_UDP_IPV6;
1052                 break;
1053         default:
1054                 return -EINVAL;
1055         }
1056
1057         if (rss_flags == adapter->rss_flags)
1058                 return status;
1059
1060         if (be_multi_rxq(adapter)) {
1061                 for (j = 0; j < 128; j += adapter->num_rx_qs - 1) {
1062                         for_all_rss_queues(adapter, rxo, i) {
1063                                 if ((j + i) >= 128)
1064                                         break;
1065                                 rsstable[j + i] = rxo->rss_id;
1066                         }
1067                 }
1068         }
1069         status = be_cmd_rss_config(adapter, rsstable, rss_flags, 128);
1070         if (!status)
1071                 adapter->rss_flags = rss_flags;
1072
1073         return status;
1074 }
1075
1076 static int be_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd)
1077 {
1078         struct be_adapter *adapter = netdev_priv(netdev);
1079         int status = 0;
1080
1081         if (!be_multi_rxq(adapter)) {
1082                 dev_err(&adapter->pdev->dev,
1083                         "ethtool::set_rxnfc: RX flow hashing is disabled\n");
1084                 return -EINVAL;
1085         }
1086
1087         switch (cmd->cmd) {
1088         case ETHTOOL_SRXFH:
1089                 status = be_set_rss_hash_opts(adapter, cmd);
1090                 break;
1091         default:
1092                 return -EINVAL;
1093         }
1094
1095         return status;
1096 }
1097
1098 const struct ethtool_ops be_ethtool_ops = {
1099         .get_settings = be_get_settings,
1100         .get_drvinfo = be_get_drvinfo,
1101         .get_wol = be_get_wol,
1102         .set_wol = be_set_wol,
1103         .get_link = ethtool_op_get_link,
1104         .get_eeprom_len = be_get_eeprom_len,
1105         .get_eeprom = be_read_eeprom,
1106         .get_coalesce = be_get_coalesce,
1107         .set_coalesce = be_set_coalesce,
1108         .get_ringparam = be_get_ringparam,
1109         .get_pauseparam = be_get_pauseparam,
1110         .set_pauseparam = be_set_pauseparam,
1111         .get_strings = be_get_stat_strings,
1112         .set_phys_id = be_set_phys_id,
1113         .get_msglevel = be_get_msg_level,
1114         .set_msglevel = be_set_msg_level,
1115         .get_sset_count = be_get_sset_count,
1116         .get_ethtool_stats = be_get_ethtool_stats,
1117         .get_regs_len = be_get_reg_len,
1118         .get_regs = be_get_regs,
1119         .flash_device = be_do_flash,
1120         .self_test = be_self_test,
1121         .get_rxnfc = be_get_rxnfc,
1122         .set_rxnfc = be_set_rxnfc,
1123 };