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

   1 /*
   2  * Copyright (C) 2005 - 2015 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         /* Received packets dropped when the RX block runs out of space in
  82          * one of its input FIFOs. This could happen due a long burst of
  83          * minimum-sized (64b) frames in the receive path.
  84          * This counter may also be erroneously incremented rarely.
  85          */
  86         {DRVSTAT_INFO(rx_input_fifo_overflow_drop)},
  87         {DRVSTAT_INFO(rx_ip_checksum_errs)},
  88         {DRVSTAT_INFO(rx_tcp_checksum_errs)},
  89         {DRVSTAT_INFO(rx_udp_checksum_errs)},
  90         {DRVSTAT_INFO(tx_pauseframes)},
  91         {DRVSTAT_INFO(tx_controlframes)},
  92         {DRVSTAT_INFO(rx_priority_pause_frames)},
  93         {DRVSTAT_INFO(tx_priority_pauseframes)},
  94         /* Received packets dropped when an internal fifo going into
  95          * main packet buffer tank (PMEM) overflows.
  96          */
  97         {DRVSTAT_INFO(pmem_fifo_overflow_drop)},
  98         {DRVSTAT_INFO(jabber_events)},
  99         /* Received packets dropped due to lack of available HW packet buffers
 100          * used to temporarily hold the received packets.
 101          */
 102         {DRVSTAT_INFO(rx_drops_no_pbuf)},
 103         /* Received packets dropped due to input receive buffer
 104          * descriptor fifo overflowing.
 105          */
 106         {DRVSTAT_INFO(rx_drops_no_erx_descr)},
 107         /* Packets dropped because the internal FIFO to the offloaded TCP
 108          * receive processing block is full. This could happen only for
 109          * offloaded iSCSI or FCoE trarffic.
 110          */
 111         {DRVSTAT_INFO(rx_drops_no_tpre_descr)},
 112         /* Received packets dropped when they need more than 8
 113          * receive buffers. This cannot happen as the driver configures
 114          * 2048 byte receive buffers.
 115          */
 116         {DRVSTAT_INFO(rx_drops_too_many_frags)},
 117         {DRVSTAT_INFO(forwarded_packets)},
 118         /* Received packets dropped when the frame length
 119          * is more than 9018 bytes
 120          */
 121         {DRVSTAT_INFO(rx_drops_mtu)},
 122         /* Number of dma mapping errors */
 123         {DRVSTAT_INFO(dma_map_errors)},
 124         /* Number of packets dropped due to random early drop function */
 125         {DRVSTAT_INFO(eth_red_drops)},
 126         {DRVSTAT_INFO(rx_roce_bytes_lsd)},
 127         {DRVSTAT_INFO(rx_roce_bytes_msd)},
 128         {DRVSTAT_INFO(rx_roce_frames)},
 129         {DRVSTAT_INFO(roce_drops_payload_len)},
 130         {DRVSTAT_INFO(roce_drops_crc)}
 131 };
 132
 133 #define ETHTOOL_STATS_NUM ARRAY_SIZE(et_stats)
 134
 135 /* Stats related to multi RX queues: get_stats routine assumes bytes, pkts
 136  * are first and second members respectively.
 137  */
 138 static const struct be_ethtool_stat et_rx_stats[] = {
 139         {DRVSTAT_RX_INFO(rx_bytes)},/* If moving this member see above note */
 140         {DRVSTAT_RX_INFO(rx_pkts)}, /* If moving this member see above note */
 141         {DRVSTAT_RX_INFO(rx_compl)},
 142         {DRVSTAT_RX_INFO(rx_compl_err)},
 143         {DRVSTAT_RX_INFO(rx_mcast_pkts)},
 144         /* Number of page allocation failures while posting receive buffers
 145          * to HW.
 146          */
 147         {DRVSTAT_RX_INFO(rx_post_fail)},
 148         /* Recevied packets dropped due to skb allocation failure */
 149         {DRVSTAT_RX_INFO(rx_drops_no_skbs)},
 150         /* Received packets dropped due to lack of available fetched buffers
 151          * posted by the driver.
 152          */
 153         {DRVSTAT_RX_INFO(rx_drops_no_frags)}
 154 };
 155
 156 #define ETHTOOL_RXSTATS_NUM (ARRAY_SIZE(et_rx_stats))
 157
 158 /* Stats related to multi TX queues: get_stats routine assumes compl is the
 159  * first member
 160  */
 161 static const struct be_ethtool_stat et_tx_stats[] = {
 162         {DRVSTAT_TX_INFO(tx_compl)}, /* If moving this member see above note */
 163         /* This counter is incremented when the HW encounters an error while
 164          * parsing the packet header of an outgoing TX request. This counter is
 165          * applicable only for BE2, BE3 and Skyhawk based adapters.
 166          */
 167         {DRVSTAT_TX_INFO(tx_hdr_parse_err)},
 168         /* This counter is incremented when an error occurs in the DMA
 169          * operation associated with the TX request from the host to the device.
 170          */
 171         {DRVSTAT_TX_INFO(tx_dma_err)},
 172         /* This counter is incremented when MAC or VLAN spoof checking is
 173          * enabled on the interface and the TX request fails the spoof check
 174          * in HW.
 175          */
 176         {DRVSTAT_TX_INFO(tx_spoof_check_err)},
 177         /* This counter is incremented when the HW encounters an error while
 178          * performing TSO offload. This counter is applicable only for Lancer
 179          * adapters.
 180          */
 181         {DRVSTAT_TX_INFO(tx_tso_err)},
 182         /* This counter is incremented when the HW detects Q-in-Q style VLAN
 183          * tagging in a packet and such tagging is not expected on the outgoing
 184          * interface. This counter is applicable only for Lancer adapters.
 185          */
 186         {DRVSTAT_TX_INFO(tx_qinq_err)},
 187         /* This counter is incremented when the HW detects parity errors in the
 188          * packet data. This counter is applicable only for Lancer adapters.
 189          */
 190         {DRVSTAT_TX_INFO(tx_internal_parity_err)},
 191         {DRVSTAT_TX_INFO(tx_bytes)},
 192         {DRVSTAT_TX_INFO(tx_pkts)},
 193         /* Number of skbs queued for trasmission by the driver */
 194         {DRVSTAT_TX_INFO(tx_reqs)},
 195         /* Number of times the TX queue was stopped due to lack
 196          * of spaces in the TXQ.
 197          */
 198         {DRVSTAT_TX_INFO(tx_stops)},
 199         /* Pkts dropped in the driver's transmit path */
 200         {DRVSTAT_TX_INFO(tx_drv_drops)}
 201 };
 202
 203 #define ETHTOOL_TXSTATS_NUM (ARRAY_SIZE(et_tx_stats))
 204
 205 static const char et_self_tests[][ETH_GSTRING_LEN] = {
 206         "MAC Loopback test",
 207         "PHY Loopback test",
 208         "External Loopback test",
 209         "DDR DMA test",
 210         "Link test"
 211 };
 212
 213 #define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests)
 214 #define BE_MAC_LOOPBACK 0x0
 215 #define BE_PHY_LOOPBACK 0x1
 216 #define BE_ONE_PORT_EXT_LOOPBACK 0x2
 217 #define BE_NO_LOOPBACK 0xff
 218
 219 static void be_get_drvinfo(struct net_device *netdev,
 220                            struct ethtool_drvinfo *drvinfo)
 221 {
 222         struct be_adapter *adapter = netdev_priv(netdev);
 223
 224         strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
 225         strlcpy(drvinfo->version, DRV_VER, sizeof(drvinfo->version));
 226         if (!memcmp(adapter->fw_ver, adapter->fw_on_flash, FW_VER_LEN))
 227                 strlcpy(drvinfo->fw_version, adapter->fw_ver,
 228                         sizeof(drvinfo->fw_version));
 229         else
 230                 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
 231                          "%s [%s]", adapter->fw_ver, adapter->fw_on_flash);
 232
 233         strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
 234                 sizeof(drvinfo->bus_info));
 235         drvinfo->testinfo_len = 0;
 236         drvinfo->regdump_len = 0;
 237         drvinfo->eedump_len = 0;
 238 }
 239
 240 static u32 lancer_cmd_get_file_len(struct be_adapter *adapter, u8 *file_name)
 241 {
 242         u32 data_read = 0, eof;
 243         u8 addn_status;
 244         struct be_dma_mem data_len_cmd;
 245         int status;
 246
 247         memset(&data_len_cmd, 0, sizeof(data_len_cmd));
 248         /* data_offset and data_size should be 0 to get reg len */
 249         status = lancer_cmd_read_object(adapter, &data_len_cmd, 0, 0,
 250                                         file_name, &data_read, &eof,
 251                                         &addn_status);
 252
 253         return data_read;
 254 }
 255
 256 static int lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name,
 257                                 u32 buf_len, void *buf)
 258 {
 259         struct be_dma_mem read_cmd;
 260         u32 read_len = 0, total_read_len = 0, chunk_size;
 261         u32 eof = 0;
 262         u8 addn_status;
 263         int status = 0;
 264
 265         read_cmd.size = LANCER_READ_FILE_CHUNK;
 266         read_cmd.va = dma_zalloc_coherent(&adapter->pdev->dev, read_cmd.size,
 267                                           &read_cmd.dma, GFP_ATOMIC);
 268
 269         if (!read_cmd.va) {
 270                 dev_err(&adapter->pdev->dev,
 271                         "Memory allocation failure while reading dump\n");
 272                 return -ENOMEM;
 273         }
 274
 275         while ((total_read_len < buf_len) && !eof) {
 276                 chunk_size = min_t(u32, (buf_len - total_read_len),
 277                                    LANCER_READ_FILE_CHUNK);
 278                 chunk_size = ALIGN(chunk_size, 4);
 279                 status = lancer_cmd_read_object(adapter, &read_cmd, chunk_size,
 280                                                 total_read_len, file_name,
 281                                                 &read_len, &eof, &addn_status);
 282                 if (!status) {
 283                         memcpy(buf + total_read_len, read_cmd.va, read_len);
 284                         total_read_len += read_len;
 285                         eof &= LANCER_READ_FILE_EOF_MASK;
 286                 } else {
 287                         status = -EIO;
 288                         break;
 289                 }
 290         }
 291         dma_free_coherent(&adapter->pdev->dev, read_cmd.size, read_cmd.va,
 292                           read_cmd.dma);
 293
 294         return status;
 295 }
 296
 297 static int be_get_reg_len(struct net_device *netdev)
 298 {
 299         struct be_adapter *adapter = netdev_priv(netdev);
 300         u32 log_size = 0;
 301
 302         if (!check_privilege(adapter, MAX_PRIVILEGES))
 303                 return 0;
 304
 305         if (be_physfn(adapter)) {
 306                 if (lancer_chip(adapter))
 307                         log_size = lancer_cmd_get_file_len(adapter,
 308                                                            LANCER_FW_DUMP_FILE);
 309                 else
 310                         be_cmd_get_reg_len(adapter, &log_size);
 311         }
 312         return log_size;
 313 }
 314
 315 static void
 316 be_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *buf)
 317 {
 318         struct be_adapter *adapter = netdev_priv(netdev);
 319
 320         if (be_physfn(adapter)) {
 321                 memset(buf, 0, regs->len);
 322                 if (lancer_chip(adapter))
 323                         lancer_cmd_read_file(adapter, LANCER_FW_DUMP_FILE,
 324                                              regs->len, buf);
 325                 else
 326                         be_cmd_get_regs(adapter, regs->len, buf);
 327         }
 328 }
 329
 330 static int be_get_coalesce(struct net_device *netdev,
 331                            struct ethtool_coalesce *et)
 332 {
 333         struct be_adapter *adapter = netdev_priv(netdev);
 334         struct be_aic_obj *aic = &adapter->aic_obj[0];
 335
 336         et->rx_coalesce_usecs = aic->prev_eqd;
 337         et->rx_coalesce_usecs_high = aic->max_eqd;
 338         et->rx_coalesce_usecs_low = aic->min_eqd;
 339
 340         et->tx_coalesce_usecs = aic->prev_eqd;
 341         et->tx_coalesce_usecs_high = aic->max_eqd;
 342         et->tx_coalesce_usecs_low = aic->min_eqd;
 343
 344         et->use_adaptive_rx_coalesce = aic->enable;
 345         et->use_adaptive_tx_coalesce = aic->enable;
 346
 347         return 0;
 348 }
 349
 350 /* TX attributes are ignored. Only RX attributes are considered
 351  * eqd cmd is issued in the worker thread.
 352  */
 353 static int be_set_coalesce(struct net_device *netdev,
 354                            struct ethtool_coalesce *et)
 355 {
 356         struct be_adapter *adapter = netdev_priv(netdev);
 357         struct be_aic_obj *aic = &adapter->aic_obj[0];
 358         struct be_eq_obj *eqo;
 359         int i;
 360
 361         for_all_evt_queues(adapter, eqo, i) {
 362                 aic->enable = et->use_adaptive_rx_coalesce;
 363                 aic->max_eqd = min(et->rx_coalesce_usecs_high, BE_MAX_EQD);
 364                 aic->min_eqd = min(et->rx_coalesce_usecs_low, aic->max_eqd);
 365                 aic->et_eqd = min(et->rx_coalesce_usecs, aic->max_eqd);
 366                 aic->et_eqd = max(aic->et_eqd, aic->min_eqd);
 367                 aic++;
 368         }
 369
 370         /* For Skyhawk, the EQD setting happens via EQ_DB when AIC is enabled.
 371          * When AIC is disabled, persistently force set EQD value via the
 372          * FW cmd, so that we don't have to calculate the delay multiplier
 373          * encode value each time EQ_DB is rung
 374          */
 375         if (!et->use_adaptive_rx_coalesce && skyhawk_chip(adapter))
 376                 be_eqd_update(adapter, true);
 377
 378         return 0;
 379 }
 380
 381 static void be_get_ethtool_stats(struct net_device *netdev,
 382                                  struct ethtool_stats *stats, uint64_t *data)
 383 {
 384         struct be_adapter *adapter = netdev_priv(netdev);
 385         struct be_rx_obj *rxo;
 386         struct be_tx_obj *txo;
 387         void *p;
 388         unsigned int i, j, base = 0, start;
 389
 390         for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 391                 p = (u8 *)&adapter->drv_stats + et_stats[i].offset;
 392                 data[i] = *(u32 *)p;
 393         }
 394         base += ETHTOOL_STATS_NUM;
 395
 396         for_all_rx_queues(adapter, rxo, j) {
 397                 struct be_rx_stats *stats = rx_stats(rxo);
 398
 399                 do {
 400                         start = u64_stats_fetch_begin_irq(&stats->sync);
 401                         data[base] = stats->rx_bytes;
 402                         data[base + 1] = stats->rx_pkts;
 403                 } while (u64_stats_fetch_retry_irq(&stats->sync, start));
 404
 405                 for (i = 2; i < ETHTOOL_RXSTATS_NUM; i++) {
 406                         p = (u8 *)stats + et_rx_stats[i].offset;
 407                         data[base + i] = *(u32 *)p;
 408                 }
 409                 base += ETHTOOL_RXSTATS_NUM;
 410         }
 411
 412         for_all_tx_queues(adapter, txo, j) {
 413                 struct be_tx_stats *stats = tx_stats(txo);
 414
 415                 do {
 416                         start = u64_stats_fetch_begin_irq(&stats->sync_compl);
 417                         data[base] = stats->tx_compl;
 418                 } while (u64_stats_fetch_retry_irq(&stats->sync_compl, start));
 419
 420                 do {
 421                         start = u64_stats_fetch_begin_irq(&stats->sync);
 422                         for (i = 1; i < ETHTOOL_TXSTATS_NUM; i++) {
 423                                 p = (u8 *)stats + et_tx_stats[i].offset;
 424                                 data[base + i] =
 425                                         (et_tx_stats[i].size == sizeof(u64)) ?
 426                                                 *(u64 *)p : *(u32 *)p;
 427                         }
 428                 } while (u64_stats_fetch_retry_irq(&stats->sync, start));
 429                 base += ETHTOOL_TXSTATS_NUM;
 430         }
 431 }
 432
 433 static void be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
 434                                 uint8_t *data)
 435 {
 436         struct be_adapter *adapter = netdev_priv(netdev);
 437         int i, j;
 438
 439         switch (stringset) {
 440         case ETH_SS_STATS:
 441                 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 442                         memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN);
 443                         data += ETH_GSTRING_LEN;
 444                 }
 445                 for (i = 0; i < adapter->num_rx_qs; i++) {
 446                         for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) {
 447                                 sprintf(data, "rxq%d: %s", i,
 448                                         et_rx_stats[j].desc);
 449                                 data += ETH_GSTRING_LEN;
 450                         }
 451                 }
 452                 for (i = 0; i < adapter->num_tx_qs; i++) {
 453                         for (j = 0; j < ETHTOOL_TXSTATS_NUM; j++) {
 454                                 sprintf(data, "txq%d: %s", i,
 455                                         et_tx_stats[j].desc);
 456                                 data += ETH_GSTRING_LEN;
 457                         }
 458                 }
 459                 break;
 460         case ETH_SS_TEST:
 461                 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) {
 462                         memcpy(data, et_self_tests[i], ETH_GSTRING_LEN);
 463                         data += ETH_GSTRING_LEN;
 464                 }
 465                 break;
 466         }
 467 }
 468
 469 static int be_get_sset_count(struct net_device *netdev, int stringset)
 470 {
 471         struct be_adapter *adapter = netdev_priv(netdev);
 472
 473         switch (stringset) {
 474         case ETH_SS_TEST:
 475                 return ETHTOOL_TESTS_NUM;
 476         case ETH_SS_STATS:
 477                 return ETHTOOL_STATS_NUM +
 478                         adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM +
 479                         adapter->num_tx_qs * ETHTOOL_TXSTATS_NUM;
 480         default:
 481                 return -EINVAL;
 482         }
 483 }
 484
 485 static u32 be_get_port_type(struct be_adapter *adapter)
 486 {
 487         u32 port;
 488
 489         switch (adapter->phy.interface_type) {
 490         case PHY_TYPE_BASET_1GB:
 491         case PHY_TYPE_BASEX_1GB:
 492         case PHY_TYPE_SGMII:
 493                 port = PORT_TP;
 494                 break;
 495         case PHY_TYPE_SFP_PLUS_10GB:
 496                 if (adapter->phy.cable_type & SFP_PLUS_COPPER_CABLE)
 497                         port = PORT_DA;
 498                 else
 499                         port = PORT_FIBRE;
 500                 break;
 501         case PHY_TYPE_QSFP:
 502                 if (adapter->phy.cable_type & QSFP_PLUS_CR4_CABLE)
 503                         port = PORT_DA;
 504                 else
 505                         port = PORT_FIBRE;
 506                 break;
 507         case PHY_TYPE_XFP_10GB:
 508         case PHY_TYPE_SFP_1GB:
 509                 port = PORT_FIBRE;
 510                 break;
 511         case PHY_TYPE_BASET_10GB:
 512                 port = PORT_TP;
 513                 break;
 514         default:
 515                 port = PORT_OTHER;
 516         }
 517
 518         return port;
 519 }
 520
 521 static u32 convert_to_et_setting(struct be_adapter *adapter, u32 if_speeds)
 522 {
 523         u32 val = 0;
 524
 525         switch (adapter->phy.interface_type) {
 526         case PHY_TYPE_BASET_1GB:
 527         case PHY_TYPE_BASEX_1GB:
 528         case PHY_TYPE_SGMII:
 529                 val |= SUPPORTED_TP;
 530                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 531                         val |= SUPPORTED_1000baseT_Full;
 532                 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
 533                         val |= SUPPORTED_100baseT_Full;
 534                 if (if_speeds & BE_SUPPORTED_SPEED_10MBPS)
 535                         val |= SUPPORTED_10baseT_Full;
 536                 break;
 537         case PHY_TYPE_KX4_10GB:
 538                 val |= SUPPORTED_Backplane;
 539                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 540                         val |= SUPPORTED_1000baseKX_Full;
 541                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 542                         val |= SUPPORTED_10000baseKX4_Full;
 543                 break;
 544         case PHY_TYPE_KR2_20GB:
 545                 val |= SUPPORTED_Backplane;
 546                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 547                         val |= SUPPORTED_10000baseKR_Full;
 548                 if (if_speeds & BE_SUPPORTED_SPEED_20GBPS)
 549                         val |= SUPPORTED_20000baseKR2_Full;
 550                 break;
 551         case PHY_TYPE_KR_10GB:
 552                 val |= SUPPORTED_Backplane |
 553                                 SUPPORTED_10000baseKR_Full;
 554                 break;
 555         case PHY_TYPE_KR4_40GB:
 556                 val |= SUPPORTED_Backplane;
 557                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 558                         val |= SUPPORTED_10000baseKR_Full;
 559                 if (if_speeds & BE_SUPPORTED_SPEED_40GBPS)
 560                         val |= SUPPORTED_40000baseKR4_Full;
 561                 break;
 562         case PHY_TYPE_QSFP:
 563                 if (if_speeds & BE_SUPPORTED_SPEED_40GBPS) {
 564                         switch (adapter->phy.cable_type) {
 565                         case QSFP_PLUS_CR4_CABLE:
 566                                 val |= SUPPORTED_40000baseCR4_Full;
 567                                 break;
 568                         case QSFP_PLUS_LR4_CABLE:
 569                                 val |= SUPPORTED_40000baseLR4_Full;
 570                                 break;
 571                         default:
 572                                 val |= SUPPORTED_40000baseSR4_Full;
 573                                 break;
 574                         }
 575                 }
 576         case PHY_TYPE_SFP_PLUS_10GB:
 577         case PHY_TYPE_XFP_10GB:
 578         case PHY_TYPE_SFP_1GB:
 579                 val |= SUPPORTED_FIBRE;
 580                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 581                         val |= SUPPORTED_10000baseT_Full;
 582                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 583                         val |= SUPPORTED_1000baseT_Full;
 584                 break;
 585         case PHY_TYPE_BASET_10GB:
 586                 val |= SUPPORTED_TP;
 587                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 588                         val |= SUPPORTED_10000baseT_Full;
 589                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 590                         val |= SUPPORTED_1000baseT_Full;
 591                 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
 592                         val |= SUPPORTED_100baseT_Full;
 593                 break;
 594         default:
 595                 val |= SUPPORTED_TP;
 596         }
 597
 598         return val;
 599 }
 600
 601 bool be_pause_supported(struct be_adapter *adapter)
 602 {
 603         return (adapter->phy.interface_type == PHY_TYPE_SFP_PLUS_10GB ||
 604                 adapter->phy.interface_type == PHY_TYPE_XFP_10GB) ?
 605                 false : true;
 606 }
 607
 608 static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
 609 {
 610         struct be_adapter *adapter = netdev_priv(netdev);
 611         u8 link_status;
 612         u16 link_speed = 0;
 613         int status;
 614         u32 auto_speeds;
 615         u32 fixed_speeds;
 616
 617         if (adapter->phy.link_speed < 0) {
 618                 status = be_cmd_link_status_query(adapter, &link_speed,
 619                                                   &link_status, 0);
 620                 if (!status)
 621                         be_link_status_update(adapter, link_status);
 622                 ethtool_cmd_speed_set(ecmd, link_speed);
 623
 624                 status = be_cmd_get_phy_info(adapter);
 625                 if (!status) {
 626                         auto_speeds = adapter->phy.auto_speeds_supported;
 627                         fixed_speeds = adapter->phy.fixed_speeds_supported;
 628
 629                         be_cmd_query_cable_type(adapter);
 630
 631                         ecmd->supported =
 632                                 convert_to_et_setting(adapter,
 633                                                       auto_speeds |
 634                                                       fixed_speeds);
 635                         ecmd->advertising =
 636                                 convert_to_et_setting(adapter, auto_speeds);
 637
 638                         ecmd->port = be_get_port_type(adapter);
 639
 640                         if (adapter->phy.auto_speeds_supported) {
 641                                 ecmd->supported |= SUPPORTED_Autoneg;
 642                                 ecmd->autoneg = AUTONEG_ENABLE;
 643                                 ecmd->advertising |= ADVERTISED_Autoneg;
 644                         }
 645
 646                         ecmd->supported |= SUPPORTED_Pause;
 647                         if (be_pause_supported(adapter))
 648                                 ecmd->advertising |= ADVERTISED_Pause;
 649
 650                         switch (adapter->phy.interface_type) {
 651                         case PHY_TYPE_KR_10GB:
 652                         case PHY_TYPE_KX4_10GB:
 653                                 ecmd->transceiver = XCVR_INTERNAL;
 654                                 break;
 655                         default:
 656                                 ecmd->transceiver = XCVR_EXTERNAL;
 657                                 break;
 658                         }
 659                 } else {
 660                         ecmd->port = PORT_OTHER;
 661                         ecmd->autoneg = AUTONEG_DISABLE;
 662                         ecmd->transceiver = XCVR_DUMMY1;
 663                 }
 664
 665                 /* Save for future use */
 666                 adapter->phy.link_speed = ethtool_cmd_speed(ecmd);
 667                 adapter->phy.port_type = ecmd->port;
 668                 adapter->phy.transceiver = ecmd->transceiver;
 669                 adapter->phy.autoneg = ecmd->autoneg;
 670                 adapter->phy.advertising = ecmd->advertising;
 671                 adapter->phy.supported = ecmd->supported;
 672         } else {
 673                 ethtool_cmd_speed_set(ecmd, adapter->phy.link_speed);
 674                 ecmd->port = adapter->phy.port_type;
 675                 ecmd->transceiver = adapter->phy.transceiver;
 676                 ecmd->autoneg = adapter->phy.autoneg;
 677                 ecmd->advertising = adapter->phy.advertising;
 678                 ecmd->supported = adapter->phy.supported;
 679         }
 680
 681         ecmd->duplex = netif_carrier_ok(netdev) ? DUPLEX_FULL : DUPLEX_UNKNOWN;
 682         ecmd->phy_address = adapter->port_num;
 683
 684         return 0;
 685 }
 686
 687 static void be_get_ringparam(struct net_device *netdev,
 688                              struct ethtool_ringparam *ring)
 689 {
 690         struct be_adapter *adapter = netdev_priv(netdev);
 691
 692         ring->rx_max_pending = adapter->rx_obj[0].q.len;
 693         ring->rx_pending = adapter->rx_obj[0].q.len;
 694         ring->tx_max_pending = adapter->tx_obj[0].q.len;
 695         ring->tx_pending = adapter->tx_obj[0].q.len;
 696 }
 697
 698 static void
 699 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 700 {
 701         struct be_adapter *adapter = netdev_priv(netdev);
 702
 703         be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause);
 704         ecmd->autoneg = adapter->phy.fc_autoneg;
 705 }
 706
 707 static int
 708 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 709 {
 710         struct be_adapter *adapter = netdev_priv(netdev);
 711         int status;
 712
 713         if (ecmd->autoneg != adapter->phy.fc_autoneg)
 714                 return -EINVAL;
 715
 716         status = be_cmd_set_flow_control(adapter, ecmd->tx_pause,
 717                                          ecmd->rx_pause);
 718         if (status) {
 719                 dev_warn(&adapter->pdev->dev, "Pause param set failed\n");
 720                 return be_cmd_status(status);
 721         }
 722
 723         adapter->tx_fc = ecmd->tx_pause;
 724         adapter->rx_fc = ecmd->rx_pause;
 725         return 0;
 726 }
 727
 728 static int be_set_phys_id(struct net_device *netdev,
 729                           enum ethtool_phys_id_state state)
 730 {
 731         struct be_adapter *adapter = netdev_priv(netdev);
 732
 733         switch (state) {
 734         case ETHTOOL_ID_ACTIVE:
 735                 be_cmd_get_beacon_state(adapter, adapter->hba_port_num,
 736                                         &adapter->beacon_state);
 737                 return 1;       /* cycle on/off once per second */
 738
 739         case ETHTOOL_ID_ON:
 740                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 741                                         BEACON_STATE_ENABLED);
 742                 break;
 743
 744         case ETHTOOL_ID_OFF:
 745                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 746                                         BEACON_STATE_DISABLED);
 747                 break;
 748
 749         case ETHTOOL_ID_INACTIVE:
 750                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 751                                         adapter->beacon_state);
 752         }
 753
 754         return 0;
 755 }
 756
 757 static int be_set_dump(struct net_device *netdev, struct ethtool_dump *dump)
 758 {
 759         struct be_adapter *adapter = netdev_priv(netdev);
 760         struct device *dev = &adapter->pdev->dev;
 761         int status;
 762
 763         if (!lancer_chip(adapter) ||
 764             !check_privilege(adapter, MAX_PRIVILEGES))
 765                 return -EOPNOTSUPP;
 766
 767         switch (dump->flag) {
 768         case LANCER_INITIATE_FW_DUMP:
 769                 status = lancer_initiate_dump(adapter);
 770                 if (!status)
 771                         dev_info(dev, "FW dump initiated successfully\n");
 772                 break;
 773         case LANCER_DELETE_FW_DUMP:
 774                 status = lancer_delete_dump(adapter);
 775                 if (!status)
 776                         dev_info(dev, "FW dump deleted successfully\n");
 777         break;
 778         default:
 779                 dev_err(dev, "Invalid dump level: 0x%x\n", dump->flag);
 780                 return -EINVAL;
 781         }
 782         return status;
 783 }
 784
 785 static void be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 786 {
 787         struct be_adapter *adapter = netdev_priv(netdev);
 788
 789         if (adapter->wol_cap & BE_WOL_CAP) {
 790                 wol->supported |= WAKE_MAGIC;
 791                 if (adapter->wol_en)
 792                         wol->wolopts |= WAKE_MAGIC;
 793         } else {
 794                 wol->wolopts = 0;
 795         }
 796         memset(&wol->sopass, 0, sizeof(wol->sopass));
 797 }
 798
 799 static int be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 800 {
 801         struct be_adapter *adapter = netdev_priv(netdev);
 802
 803         if (wol->wolopts & ~WAKE_MAGIC)
 804                 return -EOPNOTSUPP;
 805
 806         if (!(adapter->wol_cap & BE_WOL_CAP)) {
 807                 dev_warn(&adapter->pdev->dev, "WOL not supported\n");
 808                 return -EOPNOTSUPP;
 809         }
 810
 811         if (wol->wolopts & WAKE_MAGIC)
 812                 adapter->wol_en = true;
 813         else
 814                 adapter->wol_en = false;
 815
 816         return 0;
 817 }
 818
 819 static int be_test_ddr_dma(struct be_adapter *adapter)
 820 {
 821         int ret, i;
 822         struct be_dma_mem ddrdma_cmd;
 823         static const u64 pattern[2] = {
 824                 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL
 825         };
 826
 827         ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
 828         ddrdma_cmd.va = dma_zalloc_coherent(&adapter->pdev->dev,
 829                                             ddrdma_cmd.size, &ddrdma_cmd.dma,
 830                                             GFP_KERNEL);
 831         if (!ddrdma_cmd.va)
 832                 return -ENOMEM;
 833
 834         for (i = 0; i < 2; i++) {
 835                 ret = be_cmd_ddr_dma_test(adapter, pattern[i],
 836                                           4096, &ddrdma_cmd);
 837                 if (ret != 0)
 838                         goto err;
 839         }
 840
 841 err:
 842         dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va,
 843                           ddrdma_cmd.dma);
 844         return be_cmd_status(ret);
 845 }
 846
 847 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type,
 848                             u64 *status)
 849 {
 850         be_cmd_set_loopback(adapter, adapter->hba_port_num, loopback_type, 1);
 851         *status = be_cmd_loopback_test(adapter, adapter->hba_port_num,
 852                                        loopback_type, 1500, 2, 0xabc);
 853         be_cmd_set_loopback(adapter, adapter->hba_port_num, BE_NO_LOOPBACK, 1);
 854         return *status;
 855 }
 856
 857 static void be_self_test(struct net_device *netdev, struct ethtool_test *test,
 858                          u64 *data)
 859 {
 860         struct be_adapter *adapter = netdev_priv(netdev);
 861         int status;
 862         u8 link_status = 0;
 863
 864         if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC) {
 865                 dev_err(&adapter->pdev->dev, "Self test not supported\n");
 866                 test->flags |= ETH_TEST_FL_FAILED;
 867                 return;
 868         }
 869
 870         memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM);
 871
 872         if (test->flags & ETH_TEST_FL_OFFLINE) {
 873                 if (be_loopback_test(adapter, BE_MAC_LOOPBACK, &data[0]) != 0)
 874                         test->flags |= ETH_TEST_FL_FAILED;
 875
 876                 if (be_loopback_test(adapter, BE_PHY_LOOPBACK, &data[1]) != 0)
 877                         test->flags |= ETH_TEST_FL_FAILED;
 878
 879                 if (test->flags & ETH_TEST_FL_EXTERNAL_LB) {
 880                         if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK,
 881                                              &data[2]) != 0)
 882                                 test->flags |= ETH_TEST_FL_FAILED;
 883                         test->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE;
 884                 }
 885         }
 886
 887         if (!lancer_chip(adapter) && be_test_ddr_dma(adapter) != 0) {
 888                 data[3] = 1;
 889                 test->flags |= ETH_TEST_FL_FAILED;
 890         }
 891
 892         status = be_cmd_link_status_query(adapter, NULL, &link_status, 0);
 893         if (status) {
 894                 test->flags |= ETH_TEST_FL_FAILED;
 895                 data[4] = -1;
 896         } else if (!link_status) {
 897                 test->flags |= ETH_TEST_FL_FAILED;
 898                 data[4] = 1;
 899         }
 900 }
 901
 902 static int be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
 903 {
 904         struct be_adapter *adapter = netdev_priv(netdev);
 905
 906         return be_load_fw(adapter, efl->data);
 907 }
 908
 909 static int be_get_eeprom_len(struct net_device *netdev)
 910 {
 911         struct be_adapter *adapter = netdev_priv(netdev);
 912
 913         if (!check_privilege(adapter, MAX_PRIVILEGES))
 914                 return 0;
 915
 916         if (lancer_chip(adapter)) {
 917                 if (be_physfn(adapter))
 918                         return lancer_cmd_get_file_len(adapter,
 919                                                        LANCER_VPD_PF_FILE);
 920                 else
 921                         return lancer_cmd_get_file_len(adapter,
 922                                                        LANCER_VPD_VF_FILE);
 923         } else {
 924                 return BE_READ_SEEPROM_LEN;
 925         }
 926 }
 927
 928 static int be_read_eeprom(struct net_device *netdev,
 929                           struct ethtool_eeprom *eeprom, uint8_t *data)
 930 {
 931         struct be_adapter *adapter = netdev_priv(netdev);
 932         struct be_dma_mem eeprom_cmd;
 933         struct be_cmd_resp_seeprom_read *resp;
 934         int status;
 935
 936         if (!eeprom->len)
 937                 return -EINVAL;
 938
 939         if (lancer_chip(adapter)) {
 940                 if (be_physfn(adapter))
 941                         return lancer_cmd_read_file(adapter, LANCER_VPD_PF_FILE,
 942                                                     eeprom->len, data);
 943                 else
 944                         return lancer_cmd_read_file(adapter, LANCER_VPD_VF_FILE,
 945                                                     eeprom->len, data);
 946         }
 947
 948         eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16);
 949
 950         memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem));
 951         eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read);
 952         eeprom_cmd.va = dma_zalloc_coherent(&adapter->pdev->dev,
 953                                             eeprom_cmd.size, &eeprom_cmd.dma,
 954                                             GFP_KERNEL);
 955
 956         if (!eeprom_cmd.va)
 957                 return -ENOMEM;
 958
 959         status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd);
 960
 961         if (!status) {
 962                 resp = eeprom_cmd.va;
 963                 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len);
 964         }
 965         dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va,
 966                           eeprom_cmd.dma);
 967
 968         return be_cmd_status(status);
 969 }
 970
 971 static u32 be_get_msg_level(struct net_device *netdev)
 972 {
 973         struct be_adapter *adapter = netdev_priv(netdev);
 974
 975         return adapter->msg_enable;
 976 }
 977
 978 static void be_set_msg_level(struct net_device *netdev, u32 level)
 979 {
 980         struct be_adapter *adapter = netdev_priv(netdev);
 981
 982         if (adapter->msg_enable == level)
 983                 return;
 984
 985         if ((level & NETIF_MSG_HW) != (adapter->msg_enable & NETIF_MSG_HW))
 986                 if (BEx_chip(adapter))
 987                         be_cmd_set_fw_log_level(adapter, level & NETIF_MSG_HW ?
 988                                                 FW_LOG_LEVEL_DEFAULT :
 989                                                 FW_LOG_LEVEL_FATAL);
 990         adapter->msg_enable = level;
 991 }
 992
 993 static u64 be_get_rss_hash_opts(struct be_adapter *adapter, u64 flow_type)
 994 {
 995         u64 data = 0;
 996
 997         switch (flow_type) {
 998         case TCP_V4_FLOW:
 999                 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4)
1000                         data |= RXH_IP_DST | RXH_IP_SRC;
1001                 if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV4)
1002                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1003                 break;
1004         case UDP_V4_FLOW:
1005                 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4)
1006                         data |= RXH_IP_DST | RXH_IP_SRC;
1007                 if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV4)
1008                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1009                 break;
1010         case TCP_V6_FLOW:
1011                 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6)
1012                         data |= RXH_IP_DST | RXH_IP_SRC;
1013                 if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV6)
1014                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1015                 break;
1016         case UDP_V6_FLOW:
1017                 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6)
1018                         data |= RXH_IP_DST | RXH_IP_SRC;
1019                 if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV6)
1020                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1021                 break;
1022         }
1023
1024         return data;
1025 }
1026
1027 static int be_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd,
1028                         u32 *rule_locs)
1029 {
1030         struct be_adapter *adapter = netdev_priv(netdev);
1031
1032         if (!be_multi_rxq(adapter)) {
1033                 dev_info(&adapter->pdev->dev,
1034                          "ethtool::get_rxnfc: RX flow hashing is disabled\n");
1035                 return -EINVAL;
1036         }
1037
1038         switch (cmd->cmd) {
1039         case ETHTOOL_GRXFH:
1040                 cmd->data = be_get_rss_hash_opts(adapter, cmd->flow_type);
1041                 break;
1042         case ETHTOOL_GRXRINGS:
1043                 cmd->data = adapter->num_rx_qs - 1;
1044                 break;
1045         default:
1046                 return -EINVAL;
1047         }
1048
1049         return 0;
1050 }
1051
1052 static int be_set_rss_hash_opts(struct be_adapter *adapter,
1053                                 struct ethtool_rxnfc *cmd)
1054 {
1055         struct be_rx_obj *rxo;
1056         int status = 0, i, j;
1057         u8 rsstable[128];
1058         u32 rss_flags = adapter->rss_info.rss_flags;
1059
1060         if (cmd->data != L3_RSS_FLAGS &&
1061             cmd->data != (L3_RSS_FLAGS | L4_RSS_FLAGS))
1062                 return -EINVAL;
1063
1064         switch (cmd->flow_type) {
1065         case TCP_V4_FLOW:
1066                 if (cmd->data == L3_RSS_FLAGS)
1067                         rss_flags &= ~RSS_ENABLE_TCP_IPV4;
1068                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1069                         rss_flags |= RSS_ENABLE_IPV4 |
1070                                         RSS_ENABLE_TCP_IPV4;
1071                 break;
1072         case TCP_V6_FLOW:
1073                 if (cmd->data == L3_RSS_FLAGS)
1074                         rss_flags &= ~RSS_ENABLE_TCP_IPV6;
1075                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1076                         rss_flags |= RSS_ENABLE_IPV6 |
1077                                         RSS_ENABLE_TCP_IPV6;
1078                 break;
1079         case UDP_V4_FLOW:
1080                 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
1081                     BEx_chip(adapter))
1082                         return -EINVAL;
1083
1084                 if (cmd->data == L3_RSS_FLAGS)
1085                         rss_flags &= ~RSS_ENABLE_UDP_IPV4;
1086                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1087                         rss_flags |= RSS_ENABLE_IPV4 |
1088                                         RSS_ENABLE_UDP_IPV4;
1089                 break;
1090         case UDP_V6_FLOW:
1091                 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
1092                     BEx_chip(adapter))
1093                         return -EINVAL;
1094
1095                 if (cmd->data == L3_RSS_FLAGS)
1096                         rss_flags &= ~RSS_ENABLE_UDP_IPV6;
1097                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1098                         rss_flags |= RSS_ENABLE_IPV6 |
1099                                         RSS_ENABLE_UDP_IPV6;
1100                 break;
1101         default:
1102                 return -EINVAL;
1103         }
1104
1105         if (rss_flags == adapter->rss_info.rss_flags)
1106                 return status;
1107
1108         if (be_multi_rxq(adapter)) {
1109                 for (j = 0; j < 128; j += adapter->num_rss_qs) {
1110                         for_all_rss_queues(adapter, rxo, i) {
1111                                 if ((j + i) >= 128)
1112                                         break;
1113                                 rsstable[j + i] = rxo->rss_id;
1114                         }
1115                 }
1116         }
1117
1118         status = be_cmd_rss_config(adapter, adapter->rss_info.rsstable,
1119                                    rss_flags, 128, adapter->rss_info.rss_hkey);
1120         if (!status)
1121                 adapter->rss_info.rss_flags = rss_flags;
1122
1123         return be_cmd_status(status);
1124 }
1125
1126 static int be_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd)
1127 {
1128         struct be_adapter *adapter = netdev_priv(netdev);
1129         int status = 0;
1130
1131         if (!be_multi_rxq(adapter)) {
1132                 dev_err(&adapter->pdev->dev,
1133                         "ethtool::set_rxnfc: RX flow hashing is disabled\n");
1134                 return -EINVAL;
1135         }
1136
1137         switch (cmd->cmd) {
1138         case ETHTOOL_SRXFH:
1139                 status = be_set_rss_hash_opts(adapter, cmd);
1140                 break;
1141         default:
1142                 return -EINVAL;
1143         }
1144
1145         return status;
1146 }
1147
1148 static void be_get_channels(struct net_device *netdev,
1149                             struct ethtool_channels *ch)
1150 {
1151         struct be_adapter *adapter = netdev_priv(netdev);
1152
1153         ch->combined_count = adapter->num_evt_qs;
1154         ch->max_combined = be_max_qs(adapter);
1155 }
1156
1157 static int be_set_channels(struct net_device  *netdev,
1158                            struct ethtool_channels *ch)
1159 {
1160         struct be_adapter *adapter = netdev_priv(netdev);
1161         int status;
1162
1163         if (ch->rx_count || ch->tx_count || ch->other_count ||
1164             !ch->combined_count || ch->combined_count > be_max_qs(adapter))
1165                 return -EINVAL;
1166
1167         adapter->cfg_num_qs = ch->combined_count;
1168
1169         status = be_update_queues(adapter);
1170         return be_cmd_status(status);
1171 }
1172
1173 static u32 be_get_rxfh_indir_size(struct net_device *netdev)
1174 {
1175         return RSS_INDIR_TABLE_LEN;
1176 }
1177
1178 static u32 be_get_rxfh_key_size(struct net_device *netdev)
1179 {
1180         return RSS_HASH_KEY_LEN;
1181 }
1182
1183 static int be_get_rxfh(struct net_device *netdev, u32 *indir, u8 *hkey,
1184                        u8 *hfunc)
1185 {
1186         struct be_adapter *adapter = netdev_priv(netdev);
1187         int i;
1188         struct rss_info *rss = &adapter->rss_info;
1189
1190         if (indir) {
1191                 for (i = 0; i < RSS_INDIR_TABLE_LEN; i++)
1192                         indir[i] = rss->rss_queue[i];
1193         }
1194
1195         if (hkey)
1196                 memcpy(hkey, rss->rss_hkey, RSS_HASH_KEY_LEN);
1197
1198         if (hfunc)
1199                 *hfunc = ETH_RSS_HASH_TOP;
1200
1201         return 0;
1202 }
1203
1204 static int be_set_rxfh(struct net_device *netdev, const u32 *indir,
1205                        const u8 *hkey, const u8 hfunc)
1206 {
1207         int rc = 0, i, j;
1208         struct be_adapter *adapter = netdev_priv(netdev);
1209         u8 rsstable[RSS_INDIR_TABLE_LEN];
1210
1211         /* We do not allow change in unsupported parameters */
1212         if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)
1213                 return -EOPNOTSUPP;
1214
1215         if (indir) {
1216                 struct be_rx_obj *rxo;
1217
1218                 for (i = 0; i < RSS_INDIR_TABLE_LEN; i++) {
1219                         j = indir[i];
1220                         rxo = &adapter->rx_obj[j];
1221                         rsstable[i] = rxo->rss_id;
1222                         adapter->rss_info.rss_queue[i] = j;
1223                 }
1224         } else {
1225                 memcpy(rsstable, adapter->rss_info.rsstable,
1226                        RSS_INDIR_TABLE_LEN);
1227         }
1228
1229         if (!hkey)
1230                 hkey =  adapter->rss_info.rss_hkey;
1231
1232         rc = be_cmd_rss_config(adapter, rsstable,
1233                                adapter->rss_info.rss_flags,
1234                                RSS_INDIR_TABLE_LEN, hkey);
1235         if (rc) {
1236                 adapter->rss_info.rss_flags = RSS_ENABLE_NONE;
1237                 return -EIO;
1238         }
1239         memcpy(adapter->rss_info.rss_hkey, hkey, RSS_HASH_KEY_LEN);
1240         memcpy(adapter->rss_info.rsstable, rsstable,
1241                RSS_INDIR_TABLE_LEN);
1242         return 0;
1243 }
1244
1245 static int be_get_module_info(struct net_device *netdev,
1246                               struct ethtool_modinfo *modinfo)
1247 {
1248         struct be_adapter *adapter = netdev_priv(netdev);
1249         u8 page_data[PAGE_DATA_LEN];
1250         int status;
1251
1252         if (!check_privilege(adapter, MAX_PRIVILEGES))
1253                 return -EOPNOTSUPP;
1254
1255         status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
1256                                                    page_data);
1257         if (!status) {
1258                 if (!page_data[SFP_PLUS_SFF_8472_COMP]) {
1259                         modinfo->type = ETH_MODULE_SFF_8079;
1260                         modinfo->eeprom_len = PAGE_DATA_LEN;
1261                 } else {
1262                         modinfo->type = ETH_MODULE_SFF_8472;
1263                         modinfo->eeprom_len = 2 * PAGE_DATA_LEN;
1264                 }
1265         }
1266         return be_cmd_status(status);
1267 }
1268
1269 static int be_get_module_eeprom(struct net_device *netdev,
1270                                 struct ethtool_eeprom *eeprom, u8 *data)
1271 {
1272         struct be_adapter *adapter = netdev_priv(netdev);
1273         int status;
1274
1275         if (!check_privilege(adapter, MAX_PRIVILEGES))
1276                 return -EOPNOTSUPP;
1277
1278         status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
1279                                                    data);
1280         if (status)
1281                 goto err;
1282
1283         if (eeprom->offset + eeprom->len > PAGE_DATA_LEN) {
1284                 status = be_cmd_read_port_transceiver_data(adapter,
1285                                                            TR_PAGE_A2,
1286                                                            data +
1287                                                            PAGE_DATA_LEN);
1288                 if (status)
1289                         goto err;
1290         }
1291         if (eeprom->offset)
1292                 memcpy(data, data + eeprom->offset, eeprom->len);
1293 err:
1294         return be_cmd_status(status);
1295 }
1296
1297 const struct ethtool_ops be_ethtool_ops = {
1298         .get_settings = be_get_settings,
1299         .get_drvinfo = be_get_drvinfo,
1300         .get_wol = be_get_wol,
1301         .set_wol = be_set_wol,
1302         .get_link = ethtool_op_get_link,
1303         .get_eeprom_len = be_get_eeprom_len,
1304         .get_eeprom = be_read_eeprom,
1305         .get_coalesce = be_get_coalesce,
1306         .set_coalesce = be_set_coalesce,
1307         .get_ringparam = be_get_ringparam,
1308         .get_pauseparam = be_get_pauseparam,
1309         .set_pauseparam = be_set_pauseparam,
1310         .get_strings = be_get_stat_strings,
1311         .set_phys_id = be_set_phys_id,
1312         .set_dump = be_set_dump,
1313         .get_msglevel = be_get_msg_level,
1314         .set_msglevel = be_set_msg_level,
1315         .get_sset_count = be_get_sset_count,
1316         .get_ethtool_stats = be_get_ethtool_stats,
1317         .get_regs_len = be_get_reg_len,
1318         .get_regs = be_get_regs,
1319         .flash_device = be_do_flash,
1320         .self_test = be_self_test,
1321         .get_rxnfc = be_get_rxnfc,
1322         .set_rxnfc = be_set_rxnfc,
1323         .get_rxfh_indir_size = be_get_rxfh_indir_size,
1324         .get_rxfh_key_size = be_get_rxfh_key_size,
1325         .get_rxfh = be_get_rxfh,
1326         .set_rxfh = be_set_rxfh,
1327         .get_channels = be_get_channels,
1328         .set_channels = be_set_channels,
1329         .get_module_info = be_get_module_info,
1330         .get_module_eeprom = be_get_module_eeprom
1331 };