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

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Copyright (C) 2005 - 2016 Broadcom
   4  * All rights reserved.
   5  *
   6  * Contact Information:
   7  * linux-drivers@emulex.com
   8  *
   9  * Emulex
  10  * 3333 Susan Street
  11  * Costa Mesa, CA 92626
  12  */
  13
  14 #include "be.h"
  15 #include "be_cmds.h"
  16 #include <linux/ethtool.h>
  17
  18 struct be_ethtool_stat {
  19         char desc[ETH_GSTRING_LEN];
  20         int type;
  21         int size;
  22         int offset;
  23 };
  24
  25 enum {DRVSTAT_TX, DRVSTAT_RX, DRVSTAT};
  26 #define FIELDINFO(_struct, field) FIELD_SIZEOF(_struct, field), \
  27                                         offsetof(_struct, field)
  28 #define DRVSTAT_TX_INFO(field)  #field, DRVSTAT_TX,\
  29                                         FIELDINFO(struct be_tx_stats, field)
  30 #define DRVSTAT_RX_INFO(field)  #field, DRVSTAT_RX,\
  31                                         FIELDINFO(struct be_rx_stats, field)
  32 #define DRVSTAT_INFO(field)     #field, DRVSTAT,\
  33                                         FIELDINFO(struct be_drv_stats, field)
  34
  35 static const struct be_ethtool_stat et_stats[] = {
  36         {DRVSTAT_INFO(rx_crc_errors)},
  37         {DRVSTAT_INFO(rx_alignment_symbol_errors)},
  38         {DRVSTAT_INFO(rx_pause_frames)},
  39         {DRVSTAT_INFO(rx_control_frames)},
  40         /* Received packets dropped when the Ethernet length field
  41          * is not equal to the actual Ethernet data length.
  42          */
  43         {DRVSTAT_INFO(rx_in_range_errors)},
  44         /* Received packets dropped when their length field is >= 1501 bytes
  45          * and <= 1535 bytes.
  46          */
  47         {DRVSTAT_INFO(rx_out_range_errors)},
  48         /* Received packets dropped when they are longer than 9216 bytes */
  49         {DRVSTAT_INFO(rx_frame_too_long)},
  50         /* Received packets dropped when they don't pass the unicast or
  51          * multicast address filtering.
  52          */
  53         {DRVSTAT_INFO(rx_address_filtered)},
  54         /* Received packets dropped when IP packet length field is less than
  55          * the IP header length field.
  56          */
  57         {DRVSTAT_INFO(rx_dropped_too_small)},
  58         /* Received packets dropped when IP length field is greater than
  59          * the actual packet length.
  60          */
  61         {DRVSTAT_INFO(rx_dropped_too_short)},
  62         /* Received packets dropped when the IP header length field is less
  63          * than 5.
  64          */
  65         {DRVSTAT_INFO(rx_dropped_header_too_small)},
  66         /* Received packets dropped when the TCP header length field is less
  67          * than 5 or the TCP header length + IP header length is more
  68          * than IP packet length.
  69          */
  70         {DRVSTAT_INFO(rx_dropped_tcp_length)},
  71         {DRVSTAT_INFO(rx_dropped_runt)},
  72         /* Number of received packets dropped when a fifo for descriptors going
  73          * into the packet demux block overflows. In normal operation, this
  74          * fifo must never overflow.
  75          */
  76         {DRVSTAT_INFO(rxpp_fifo_overflow_drop)},
  77         /* Received packets dropped when the RX block runs out of space in
  78          * one of its input FIFOs. This could happen due a long burst of
  79          * minimum-sized (64b) frames in the receive path.
  80          * This counter may also be erroneously incremented rarely.
  81          */
  82         {DRVSTAT_INFO(rx_input_fifo_overflow_drop)},
  83         {DRVSTAT_INFO(rx_ip_checksum_errs)},
  84         {DRVSTAT_INFO(rx_tcp_checksum_errs)},
  85         {DRVSTAT_INFO(rx_udp_checksum_errs)},
  86         {DRVSTAT_INFO(tx_pauseframes)},
  87         {DRVSTAT_INFO(tx_controlframes)},
  88         {DRVSTAT_INFO(rx_priority_pause_frames)},
  89         {DRVSTAT_INFO(tx_priority_pauseframes)},
  90         /* Received packets dropped when an internal fifo going into
  91          * main packet buffer tank (PMEM) overflows.
  92          */
  93         {DRVSTAT_INFO(pmem_fifo_overflow_drop)},
  94         {DRVSTAT_INFO(jabber_events)},
  95         /* Received packets dropped due to lack of available HW packet buffers
  96          * used to temporarily hold the received packets.
  97          */
  98         {DRVSTAT_INFO(rx_drops_no_pbuf)},
  99         /* Received packets dropped due to input receive buffer
 100          * descriptor fifo overflowing.
 101          */
 102         {DRVSTAT_INFO(rx_drops_no_erx_descr)},
 103         /* Packets dropped because the internal FIFO to the offloaded TCP
 104          * receive processing block is full. This could happen only for
 105          * offloaded iSCSI or FCoE trarffic.
 106          */
 107         {DRVSTAT_INFO(rx_drops_no_tpre_descr)},
 108         /* Received packets dropped when they need more than 8
 109          * receive buffers. This cannot happen as the driver configures
 110          * 2048 byte receive buffers.
 111          */
 112         {DRVSTAT_INFO(rx_drops_too_many_frags)},
 113         {DRVSTAT_INFO(forwarded_packets)},
 114         /* Received packets dropped when the frame length
 115          * is more than 9018 bytes
 116          */
 117         {DRVSTAT_INFO(rx_drops_mtu)},
 118         /* Number of dma mapping errors */
 119         {DRVSTAT_INFO(dma_map_errors)},
 120         /* Number of packets dropped due to random early drop function */
 121         {DRVSTAT_INFO(eth_red_drops)},
 122         {DRVSTAT_INFO(rx_roce_bytes_lsd)},
 123         {DRVSTAT_INFO(rx_roce_bytes_msd)},
 124         {DRVSTAT_INFO(rx_roce_frames)},
 125         {DRVSTAT_INFO(roce_drops_payload_len)},
 126         {DRVSTAT_INFO(roce_drops_crc)}
 127 };
 128
 129 #define ETHTOOL_STATS_NUM ARRAY_SIZE(et_stats)
 130
 131 /* Stats related to multi RX queues: get_stats routine assumes bytes, pkts
 132  * are first and second members respectively.
 133  */
 134 static const struct be_ethtool_stat et_rx_stats[] = {
 135         {DRVSTAT_RX_INFO(rx_bytes)},/* If moving this member see above note */
 136         {DRVSTAT_RX_INFO(rx_pkts)}, /* If moving this member see above note */
 137         {DRVSTAT_RX_INFO(rx_vxlan_offload_pkts)},
 138         {DRVSTAT_RX_INFO(rx_compl)},
 139         {DRVSTAT_RX_INFO(rx_compl_err)},
 140         {DRVSTAT_RX_INFO(rx_mcast_pkts)},
 141         /* Number of page allocation failures while posting receive buffers
 142          * to HW.
 143          */
 144         {DRVSTAT_RX_INFO(rx_post_fail)},
 145         /* Recevied packets dropped due to skb allocation failure */
 146         {DRVSTAT_RX_INFO(rx_drops_no_skbs)},
 147         /* Received packets dropped due to lack of available fetched buffers
 148          * posted by the driver.
 149          */
 150         {DRVSTAT_RX_INFO(rx_drops_no_frags)}
 151 };
 152
 153 #define ETHTOOL_RXSTATS_NUM (ARRAY_SIZE(et_rx_stats))
 154
 155 /* Stats related to multi TX queues: get_stats routine assumes compl is the
 156  * first member
 157  */
 158 static const struct be_ethtool_stat et_tx_stats[] = {
 159         {DRVSTAT_TX_INFO(tx_compl)}, /* If moving this member see above note */
 160         /* This counter is incremented when the HW encounters an error while
 161          * parsing the packet header of an outgoing TX request. This counter is
 162          * applicable only for BE2, BE3 and Skyhawk based adapters.
 163          */
 164         {DRVSTAT_TX_INFO(tx_hdr_parse_err)},
 165         /* This counter is incremented when an error occurs in the DMA
 166          * operation associated with the TX request from the host to the device.
 167          */
 168         {DRVSTAT_TX_INFO(tx_dma_err)},
 169         /* This counter is incremented when MAC or VLAN spoof checking is
 170          * enabled on the interface and the TX request fails the spoof check
 171          * in HW.
 172          */
 173         {DRVSTAT_TX_INFO(tx_spoof_check_err)},
 174         /* This counter is incremented when the HW encounters an error while
 175          * performing TSO offload. This counter is applicable only for Lancer
 176          * adapters.
 177          */
 178         {DRVSTAT_TX_INFO(tx_tso_err)},
 179         /* This counter is incremented when the HW detects Q-in-Q style VLAN
 180          * tagging in a packet and such tagging is not expected on the outgoing
 181          * interface. This counter is applicable only for Lancer adapters.
 182          */
 183         {DRVSTAT_TX_INFO(tx_qinq_err)},
 184         /* This counter is incremented when the HW detects parity errors in the
 185          * packet data. This counter is applicable only for Lancer adapters.
 186          */
 187         {DRVSTAT_TX_INFO(tx_internal_parity_err)},
 188         {DRVSTAT_TX_INFO(tx_sge_err)},
 189         {DRVSTAT_TX_INFO(tx_bytes)},
 190         {DRVSTAT_TX_INFO(tx_pkts)},
 191         {DRVSTAT_TX_INFO(tx_vxlan_offload_pkts)},
 192         /* Number of skbs queued for trasmission by the driver */
 193         {DRVSTAT_TX_INFO(tx_reqs)},
 194         /* Number of times the TX queue was stopped due to lack
 195          * of spaces in the TXQ.
 196          */
 197         {DRVSTAT_TX_INFO(tx_stops)},
 198         /* Pkts dropped in the driver's transmit path */
 199         {DRVSTAT_TX_INFO(tx_drv_drops)}
 200 };
 201
 202 #define ETHTOOL_TXSTATS_NUM (ARRAY_SIZE(et_tx_stats))
 203
 204 static const char et_self_tests[][ETH_GSTRING_LEN] = {
 205         "MAC Loopback test",
 206         "PHY Loopback test",
 207         "External Loopback test",
 208         "DDR DMA test",
 209         "Link test"
 210 };
 211
 212 #define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests)
 213 #define BE_MAC_LOOPBACK 0x0
 214 #define BE_PHY_LOOPBACK 0x1
 215 #define BE_ONE_PORT_EXT_LOOPBACK 0x2
 216 #define BE_NO_LOOPBACK 0xff
 217
 218 static void be_get_drvinfo(struct net_device *netdev,
 219                            struct ethtool_drvinfo *drvinfo)
 220 {
 221         struct be_adapter *adapter = netdev_priv(netdev);
 222
 223         strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
 224         strlcpy(drvinfo->version, DRV_VER, sizeof(drvinfo->version));
 225         if (!memcmp(adapter->fw_ver, adapter->fw_on_flash, FW_VER_LEN))
 226                 strlcpy(drvinfo->fw_version, adapter->fw_ver,
 227                         sizeof(drvinfo->fw_version));
 228         else
 229                 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
 230                          "%s [%s]", adapter->fw_ver, adapter->fw_on_flash);
 231
 232         strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
 233                 sizeof(drvinfo->bus_info));
 234 }
 235
 236 static u32 lancer_cmd_get_file_len(struct be_adapter *adapter, u8 *file_name)
 237 {
 238         u32 data_read = 0, eof;
 239         u8 addn_status;
 240         struct be_dma_mem data_len_cmd;
 241
 242         memset(&data_len_cmd, 0, sizeof(data_len_cmd));
 243         /* data_offset and data_size should be 0 to get reg len */
 244         lancer_cmd_read_object(adapter, &data_len_cmd, 0, 0, file_name,
 245                                &data_read, &eof, &addn_status);
 246
 247         return data_read;
 248 }
 249
 250 static int be_get_dump_len(struct be_adapter *adapter)
 251 {
 252         u32 dump_size = 0;
 253
 254         if (lancer_chip(adapter))
 255                 dump_size = lancer_cmd_get_file_len(adapter,
 256                                                     LANCER_FW_DUMP_FILE);
 257         else
 258                 dump_size = adapter->fat_dump_len;
 259
 260         return dump_size;
 261 }
 262
 263 static int lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name,
 264                                 u32 buf_len, void *buf)
 265 {
 266         struct be_dma_mem read_cmd;
 267         u32 read_len = 0, total_read_len = 0, chunk_size;
 268         u32 eof = 0;
 269         u8 addn_status;
 270         int status = 0;
 271
 272         read_cmd.size = LANCER_READ_FILE_CHUNK;
 273         read_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, read_cmd.size,
 274                                          &read_cmd.dma, GFP_ATOMIC);
 275
 276         if (!read_cmd.va) {
 277                 dev_err(&adapter->pdev->dev,
 278                         "Memory allocation failure while reading dump\n");
 279                 return -ENOMEM;
 280         }
 281
 282         while ((total_read_len < buf_len) && !eof) {
 283                 chunk_size = min_t(u32, (buf_len - total_read_len),
 284                                    LANCER_READ_FILE_CHUNK);
 285                 chunk_size = ALIGN(chunk_size, 4);
 286                 status = lancer_cmd_read_object(adapter, &read_cmd, chunk_size,
 287                                                 total_read_len, file_name,
 288                                                 &read_len, &eof, &addn_status);
 289                 if (!status) {
 290                         memcpy(buf + total_read_len, read_cmd.va, read_len);
 291                         total_read_len += read_len;
 292                         eof &= LANCER_READ_FILE_EOF_MASK;
 293                 } else {
 294                         status = -EIO;
 295                         break;
 296                 }
 297         }
 298         dma_free_coherent(&adapter->pdev->dev, read_cmd.size, read_cmd.va,
 299                           read_cmd.dma);
 300
 301         return status;
 302 }
 303
 304 static int be_read_dump_data(struct be_adapter *adapter, u32 dump_len,
 305                              void *buf)
 306 {
 307         int status = 0;
 308
 309         if (lancer_chip(adapter))
 310                 status = lancer_cmd_read_file(adapter, LANCER_FW_DUMP_FILE,
 311                                               dump_len, buf);
 312         else
 313                 status = be_cmd_get_fat_dump(adapter, dump_len, buf);
 314
 315         return status;
 316 }
 317
 318 static int be_get_coalesce(struct net_device *netdev,
 319                            struct ethtool_coalesce *et)
 320 {
 321         struct be_adapter *adapter = netdev_priv(netdev);
 322         struct be_aic_obj *aic = &adapter->aic_obj[0];
 323
 324         et->rx_coalesce_usecs = aic->prev_eqd;
 325         et->rx_coalesce_usecs_high = aic->max_eqd;
 326         et->rx_coalesce_usecs_low = aic->min_eqd;
 327
 328         et->tx_coalesce_usecs = aic->prev_eqd;
 329         et->tx_coalesce_usecs_high = aic->max_eqd;
 330         et->tx_coalesce_usecs_low = aic->min_eqd;
 331
 332         et->use_adaptive_rx_coalesce = aic->enable;
 333         et->use_adaptive_tx_coalesce = aic->enable;
 334
 335         return 0;
 336 }
 337
 338 /* TX attributes are ignored. Only RX attributes are considered
 339  * eqd cmd is issued in the worker thread.
 340  */
 341 static int be_set_coalesce(struct net_device *netdev,
 342                            struct ethtool_coalesce *et)
 343 {
 344         struct be_adapter *adapter = netdev_priv(netdev);
 345         struct be_aic_obj *aic = &adapter->aic_obj[0];
 346         struct be_eq_obj *eqo;
 347         int i;
 348
 349         for_all_evt_queues(adapter, eqo, i) {
 350                 aic->enable = et->use_adaptive_rx_coalesce;
 351                 aic->max_eqd = min(et->rx_coalesce_usecs_high, BE_MAX_EQD);
 352                 aic->min_eqd = min(et->rx_coalesce_usecs_low, aic->max_eqd);
 353                 aic->et_eqd = min(et->rx_coalesce_usecs, aic->max_eqd);
 354                 aic->et_eqd = max(aic->et_eqd, aic->min_eqd);
 355                 aic++;
 356         }
 357
 358         /* For Skyhawk, the EQD setting happens via EQ_DB when AIC is enabled.
 359          * When AIC is disabled, persistently force set EQD value via the
 360          * FW cmd, so that we don't have to calculate the delay multiplier
 361          * encode value each time EQ_DB is rung
 362          */
 363         if (!et->use_adaptive_rx_coalesce && skyhawk_chip(adapter))
 364                 be_eqd_update(adapter, true);
 365
 366         return 0;
 367 }
 368
 369 static void be_get_ethtool_stats(struct net_device *netdev,
 370                                  struct ethtool_stats *stats, uint64_t *data)
 371 {
 372         struct be_adapter *adapter = netdev_priv(netdev);
 373         struct be_rx_obj *rxo;
 374         struct be_tx_obj *txo;
 375         void *p;
 376         unsigned int i, j, base = 0, start;
 377
 378         for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 379                 p = (u8 *)&adapter->drv_stats + et_stats[i].offset;
 380                 data[i] = *(u32 *)p;
 381         }
 382         base += ETHTOOL_STATS_NUM;
 383
 384         for_all_rx_queues(adapter, rxo, j) {
 385                 struct be_rx_stats *stats = rx_stats(rxo);
 386
 387                 do {
 388                         start = u64_stats_fetch_begin_irq(&stats->sync);
 389                         data[base] = stats->rx_bytes;
 390                         data[base + 1] = stats->rx_pkts;
 391                 } while (u64_stats_fetch_retry_irq(&stats->sync, start));
 392
 393                 for (i = 2; i < ETHTOOL_RXSTATS_NUM; i++) {
 394                         p = (u8 *)stats + et_rx_stats[i].offset;
 395                         data[base + i] = *(u32 *)p;
 396                 }
 397                 base += ETHTOOL_RXSTATS_NUM;
 398         }
 399
 400         for_all_tx_queues(adapter, txo, j) {
 401                 struct be_tx_stats *stats = tx_stats(txo);
 402
 403                 do {
 404                         start = u64_stats_fetch_begin_irq(&stats->sync_compl);
 405                         data[base] = stats->tx_compl;
 406                 } while (u64_stats_fetch_retry_irq(&stats->sync_compl, start));
 407
 408                 do {
 409                         start = u64_stats_fetch_begin_irq(&stats->sync);
 410                         for (i = 1; i < ETHTOOL_TXSTATS_NUM; i++) {
 411                                 p = (u8 *)stats + et_tx_stats[i].offset;
 412                                 data[base + i] =
 413                                         (et_tx_stats[i].size == sizeof(u64)) ?
 414                                                 *(u64 *)p : *(u32 *)p;
 415                         }
 416                 } while (u64_stats_fetch_retry_irq(&stats->sync, start));
 417                 base += ETHTOOL_TXSTATS_NUM;
 418         }
 419 }
 420
 421 static const char be_priv_flags[][ETH_GSTRING_LEN] = {
 422         "disable-tpe-recovery"
 423 };
 424
 425 static void be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
 426                                 uint8_t *data)
 427 {
 428         struct be_adapter *adapter = netdev_priv(netdev);
 429         int i, j;
 430
 431         switch (stringset) {
 432         case ETH_SS_STATS:
 433                 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 434                         memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN);
 435                         data += ETH_GSTRING_LEN;
 436                 }
 437                 for (i = 0; i < adapter->num_rx_qs; i++) {
 438                         for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) {
 439                                 sprintf(data, "rxq%d: %s", i,
 440                                         et_rx_stats[j].desc);
 441                                 data += ETH_GSTRING_LEN;
 442                         }
 443                 }
 444                 for (i = 0; i < adapter->num_tx_qs; i++) {
 445                         for (j = 0; j < ETHTOOL_TXSTATS_NUM; j++) {
 446                                 sprintf(data, "txq%d: %s", i,
 447                                         et_tx_stats[j].desc);
 448                                 data += ETH_GSTRING_LEN;
 449                         }
 450                 }
 451                 break;
 452         case ETH_SS_TEST:
 453                 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) {
 454                         memcpy(data, et_self_tests[i], ETH_GSTRING_LEN);
 455                         data += ETH_GSTRING_LEN;
 456                 }
 457                 break;
 458         case ETH_SS_PRIV_FLAGS:
 459                 for (i = 0; i < ARRAY_SIZE(be_priv_flags); i++)
 460                         strcpy(data + i * ETH_GSTRING_LEN, be_priv_flags[i]);
 461                 break;
 462         }
 463 }
 464
 465 static int be_get_sset_count(struct net_device *netdev, int stringset)
 466 {
 467         struct be_adapter *adapter = netdev_priv(netdev);
 468
 469         switch (stringset) {
 470         case ETH_SS_TEST:
 471                 return ETHTOOL_TESTS_NUM;
 472         case ETH_SS_STATS:
 473                 return ETHTOOL_STATS_NUM +
 474                         adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM +
 475                         adapter->num_tx_qs * ETHTOOL_TXSTATS_NUM;
 476         case ETH_SS_PRIV_FLAGS:
 477                 return ARRAY_SIZE(be_priv_flags);
 478         default:
 479                 return -EINVAL;
 480         }
 481 }
 482
 483 static u32 be_get_port_type(struct be_adapter *adapter)
 484 {
 485         u32 port;
 486
 487         switch (adapter->phy.interface_type) {
 488         case PHY_TYPE_BASET_1GB:
 489         case PHY_TYPE_BASEX_1GB:
 490         case PHY_TYPE_SGMII:
 491                 port = PORT_TP;
 492                 break;
 493         case PHY_TYPE_SFP_PLUS_10GB:
 494                 if (adapter->phy.cable_type & SFP_PLUS_COPPER_CABLE)
 495                         port = PORT_DA;
 496                 else
 497                         port = PORT_FIBRE;
 498                 break;
 499         case PHY_TYPE_QSFP:
 500                 if (adapter->phy.cable_type & QSFP_PLUS_CR4_CABLE)
 501                         port = PORT_DA;
 502                 else
 503                         port = PORT_FIBRE;
 504                 break;
 505         case PHY_TYPE_XFP_10GB:
 506         case PHY_TYPE_SFP_1GB:
 507                 port = PORT_FIBRE;
 508                 break;
 509         case PHY_TYPE_BASET_10GB:
 510                 port = PORT_TP;
 511                 break;
 512         default:
 513                 port = PORT_OTHER;
 514         }
 515
 516         return port;
 517 }
 518
 519 static u32 convert_to_et_setting(struct be_adapter *adapter, u32 if_speeds)
 520 {
 521         u32 val = 0;
 522
 523         switch (adapter->phy.interface_type) {
 524         case PHY_TYPE_BASET_1GB:
 525         case PHY_TYPE_BASEX_1GB:
 526         case PHY_TYPE_SGMII:
 527                 val |= SUPPORTED_TP;
 528                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 529                         val |= SUPPORTED_1000baseT_Full;
 530                 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
 531                         val |= SUPPORTED_100baseT_Full;
 532                 if (if_speeds & BE_SUPPORTED_SPEED_10MBPS)
 533                         val |= SUPPORTED_10baseT_Full;
 534                 break;
 535         case PHY_TYPE_KX4_10GB:
 536                 val |= SUPPORTED_Backplane;
 537                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 538                         val |= SUPPORTED_1000baseKX_Full;
 539                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 540                         val |= SUPPORTED_10000baseKX4_Full;
 541                 break;
 542         case PHY_TYPE_KR2_20GB:
 543                 val |= SUPPORTED_Backplane;
 544                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 545                         val |= SUPPORTED_10000baseKR_Full;
 546                 if (if_speeds & BE_SUPPORTED_SPEED_20GBPS)
 547                         val |= SUPPORTED_20000baseKR2_Full;
 548                 break;
 549         case PHY_TYPE_KR_10GB:
 550                 val |= SUPPORTED_Backplane |
 551                                 SUPPORTED_10000baseKR_Full;
 552                 break;
 553         case PHY_TYPE_KR4_40GB:
 554                 val |= SUPPORTED_Backplane;
 555                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 556                         val |= SUPPORTED_10000baseKR_Full;
 557                 if (if_speeds & BE_SUPPORTED_SPEED_40GBPS)
 558                         val |= SUPPORTED_40000baseKR4_Full;
 559                 break;
 560         case PHY_TYPE_QSFP:
 561                 if (if_speeds & BE_SUPPORTED_SPEED_40GBPS) {
 562                         switch (adapter->phy.cable_type) {
 563                         case QSFP_PLUS_CR4_CABLE:
 564                                 val |= SUPPORTED_40000baseCR4_Full;
 565                                 break;
 566                         case QSFP_PLUS_LR4_CABLE:
 567                                 val |= SUPPORTED_40000baseLR4_Full;
 568                                 break;
 569                         default:
 570                                 val |= SUPPORTED_40000baseSR4_Full;
 571                                 break;
 572                         }
 573                 }
 574                 /* fall through */
 575         case PHY_TYPE_SFP_PLUS_10GB:
 576         case PHY_TYPE_XFP_10GB:
 577         case PHY_TYPE_SFP_1GB:
 578                 val |= SUPPORTED_FIBRE;
 579                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 580                         val |= SUPPORTED_10000baseT_Full;
 581                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 582                         val |= SUPPORTED_1000baseT_Full;
 583                 break;
 584         case PHY_TYPE_BASET_10GB:
 585                 val |= SUPPORTED_TP;
 586                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 587                         val |= SUPPORTED_10000baseT_Full;
 588                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 589                         val |= SUPPORTED_1000baseT_Full;
 590                 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
 591                         val |= SUPPORTED_100baseT_Full;
 592                 break;
 593         default:
 594                 val |= SUPPORTED_TP;
 595         }
 596
 597         return val;
 598 }
 599
 600 bool be_pause_supported(struct be_adapter *adapter)
 601 {
 602         return (adapter->phy.interface_type == PHY_TYPE_SFP_PLUS_10GB ||
 603                 adapter->phy.interface_type == PHY_TYPE_XFP_10GB) ?
 604                 false : true;
 605 }
 606
 607 static int be_get_link_ksettings(struct net_device *netdev,
 608                                  struct ethtool_link_ksettings *cmd)
 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         u32 supported = 0, advertising = 0;
 617
 618         if (adapter->phy.link_speed < 0) {
 619                 status = be_cmd_link_status_query(adapter, &link_speed,
 620                                                   &link_status, 0);
 621                 if (!status)
 622                         be_link_status_update(adapter, link_status);
 623                 cmd->base.speed = link_speed;
 624
 625                 status = be_cmd_get_phy_info(adapter);
 626                 if (!status) {
 627                         auto_speeds = adapter->phy.auto_speeds_supported;
 628                         fixed_speeds = adapter->phy.fixed_speeds_supported;
 629
 630                         be_cmd_query_cable_type(adapter);
 631
 632                         supported =
 633                                 convert_to_et_setting(adapter,
 634                                                       auto_speeds |
 635                                                       fixed_speeds);
 636                         advertising =
 637                                 convert_to_et_setting(adapter, auto_speeds);
 638
 639                         cmd->base.port = be_get_port_type(adapter);
 640
 641                         if (adapter->phy.auto_speeds_supported) {
 642                                 supported |= SUPPORTED_Autoneg;
 643                                 cmd->base.autoneg = AUTONEG_ENABLE;
 644                                 advertising |= ADVERTISED_Autoneg;
 645                         }
 646
 647                         supported |= SUPPORTED_Pause;
 648                         if (be_pause_supported(adapter))
 649                                 advertising |= ADVERTISED_Pause;
 650                 } else {
 651                         cmd->base.port = PORT_OTHER;
 652                         cmd->base.autoneg = AUTONEG_DISABLE;
 653                 }
 654
 655                 /* Save for future use */
 656                 adapter->phy.link_speed = cmd->base.speed;
 657                 adapter->phy.port_type = cmd->base.port;
 658                 adapter->phy.autoneg = cmd->base.autoneg;
 659                 adapter->phy.advertising = advertising;
 660                 adapter->phy.supported = supported;
 661         } else {
 662                 cmd->base.speed = adapter->phy.link_speed;
 663                 cmd->base.port = adapter->phy.port_type;
 664                 cmd->base.autoneg = adapter->phy.autoneg;
 665                 advertising = adapter->phy.advertising;
 666                 supported = adapter->phy.supported;
 667         }
 668
 669         cmd->base.duplex = netif_carrier_ok(netdev) ?
 670                 DUPLEX_FULL : DUPLEX_UNKNOWN;
 671         cmd->base.phy_address = adapter->port_num;
 672
 673         ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
 674                                                 supported);
 675         ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising,
 676                                                 advertising);
 677
 678         return 0;
 679 }
 680
 681 static void be_get_ringparam(struct net_device *netdev,
 682                              struct ethtool_ringparam *ring)
 683 {
 684         struct be_adapter *adapter = netdev_priv(netdev);
 685
 686         ring->rx_max_pending = adapter->rx_obj[0].q.len;
 687         ring->rx_pending = adapter->rx_obj[0].q.len;
 688         ring->tx_max_pending = adapter->tx_obj[0].q.len;
 689         ring->tx_pending = adapter->tx_obj[0].q.len;
 690 }
 691
 692 static void
 693 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 694 {
 695         struct be_adapter *adapter = netdev_priv(netdev);
 696
 697         be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause);
 698         ecmd->autoneg = adapter->phy.fc_autoneg;
 699 }
 700
 701 static int
 702 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 703 {
 704         struct be_adapter *adapter = netdev_priv(netdev);
 705         int status;
 706
 707         if (ecmd->autoneg != adapter->phy.fc_autoneg)
 708                 return -EINVAL;
 709
 710         status = be_cmd_set_flow_control(adapter, ecmd->tx_pause,
 711                                          ecmd->rx_pause);
 712         if (status) {
 713                 dev_warn(&adapter->pdev->dev, "Pause param set failed\n");
 714                 return be_cmd_status(status);
 715         }
 716
 717         adapter->tx_fc = ecmd->tx_pause;
 718         adapter->rx_fc = ecmd->rx_pause;
 719         return 0;
 720 }
 721
 722 static int be_set_phys_id(struct net_device *netdev,
 723                           enum ethtool_phys_id_state state)
 724 {
 725         struct be_adapter *adapter = netdev_priv(netdev);
 726         int status = 0;
 727
 728         switch (state) {
 729         case ETHTOOL_ID_ACTIVE:
 730                 status = be_cmd_get_beacon_state(adapter, adapter->hba_port_num,
 731                                                  &adapter->beacon_state);
 732                 if (status)
 733                         return be_cmd_status(status);
 734                 return 1;       /* cycle on/off once per second */
 735
 736         case ETHTOOL_ID_ON:
 737                 status = be_cmd_set_beacon_state(adapter, adapter->hba_port_num,
 738                                                  0, 0, BEACON_STATE_ENABLED);
 739                 break;
 740
 741         case ETHTOOL_ID_OFF:
 742                 status = be_cmd_set_beacon_state(adapter, adapter->hba_port_num,
 743                                                  0, 0, BEACON_STATE_DISABLED);
 744                 break;
 745
 746         case ETHTOOL_ID_INACTIVE:
 747                 status = be_cmd_set_beacon_state(adapter, adapter->hba_port_num,
 748                                                  0, 0, adapter->beacon_state);
 749         }
 750
 751         return be_cmd_status(status);
 752 }
 753
 754 static int be_set_dump(struct net_device *netdev, struct ethtool_dump *dump)
 755 {
 756         struct be_adapter *adapter = netdev_priv(netdev);
 757         struct device *dev = &adapter->pdev->dev;
 758         int status;
 759
 760         if (!lancer_chip(adapter) ||
 761             !check_privilege(adapter, MAX_PRIVILEGES))
 762                 return -EOPNOTSUPP;
 763
 764         switch (dump->flag) {
 765         case LANCER_INITIATE_FW_DUMP:
 766                 status = lancer_initiate_dump(adapter);
 767                 if (!status)
 768                         dev_info(dev, "FW dump initiated successfully\n");
 769                 break;
 770         case LANCER_DELETE_FW_DUMP:
 771                 status = lancer_delete_dump(adapter);
 772                 if (!status)
 773                         dev_info(dev, "FW dump deleted successfully\n");
 774         break;
 775         default:
 776                 dev_err(dev, "Invalid dump level: 0x%x\n", dump->flag);
 777                 return -EINVAL;
 778         }
 779         return status;
 780 }
 781
 782 static void be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 783 {
 784         struct be_adapter *adapter = netdev_priv(netdev);
 785
 786         if (adapter->wol_cap & BE_WOL_CAP) {
 787                 wol->supported |= WAKE_MAGIC;
 788                 if (adapter->wol_en)
 789                         wol->wolopts |= WAKE_MAGIC;
 790         } else {
 791                 wol->wolopts = 0;
 792         }
 793         memset(&wol->sopass, 0, sizeof(wol->sopass));
 794 }
 795
 796 static int be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 797 {
 798         struct be_adapter *adapter = netdev_priv(netdev);
 799         struct device *dev = &adapter->pdev->dev;
 800         struct be_dma_mem cmd;
 801         u8 mac[ETH_ALEN];
 802         bool enable;
 803         int status;
 804
 805         if (wol->wolopts & ~WAKE_MAGIC)
 806                 return -EOPNOTSUPP;
 807
 808         if (!(adapter->wol_cap & BE_WOL_CAP)) {
 809                 dev_warn(&adapter->pdev->dev, "WOL not supported\n");
 810                 return -EOPNOTSUPP;
 811         }
 812
 813         cmd.size = sizeof(struct be_cmd_req_acpi_wol_magic_config);
 814         cmd.va = dma_alloc_coherent(dev, cmd.size, &cmd.dma, GFP_KERNEL);
 815         if (!cmd.va)
 816                 return -ENOMEM;
 817
 818         eth_zero_addr(mac);
 819
 820         enable = wol->wolopts & WAKE_MAGIC;
 821         if (enable)
 822                 ether_addr_copy(mac, adapter->netdev->dev_addr);
 823
 824         status = be_cmd_enable_magic_wol(adapter, mac, &cmd);
 825         if (status) {
 826                 dev_err(dev, "Could not set Wake-on-lan mac address\n");
 827                 status = be_cmd_status(status);
 828                 goto err;
 829         }
 830
 831         pci_enable_wake(adapter->pdev, PCI_D3hot, enable);
 832         pci_enable_wake(adapter->pdev, PCI_D3cold, enable);
 833
 834         adapter->wol_en = enable ? true : false;
 835
 836 err:
 837         dma_free_coherent(dev, cmd.size, cmd.va, cmd.dma);
 838         return status;
 839 }
 840
 841 static int be_test_ddr_dma(struct be_adapter *adapter)
 842 {
 843         int ret, i;
 844         struct be_dma_mem ddrdma_cmd;
 845         static const u64 pattern[2] = {
 846                 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL
 847         };
 848
 849         ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
 850         ddrdma_cmd.va = dma_alloc_coherent(&adapter->pdev->dev,
 851                                            ddrdma_cmd.size, &ddrdma_cmd.dma,
 852                                            GFP_KERNEL);
 853         if (!ddrdma_cmd.va)
 854                 return -ENOMEM;
 855
 856         for (i = 0; i < 2; i++) {
 857                 ret = be_cmd_ddr_dma_test(adapter, pattern[i],
 858                                           4096, &ddrdma_cmd);
 859                 if (ret != 0)
 860                         goto err;
 861         }
 862
 863 err:
 864         dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va,
 865                           ddrdma_cmd.dma);
 866         return be_cmd_status(ret);
 867 }
 868
 869 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type,
 870                             u64 *status)
 871 {
 872         int ret;
 873
 874         ret = be_cmd_set_loopback(adapter, adapter->hba_port_num,
 875                                   loopback_type, 1);
 876         if (ret)
 877                 return ret;
 878
 879         *status = be_cmd_loopback_test(adapter, adapter->hba_port_num,
 880                                        loopback_type, 1500, 2, 0xabc);
 881
 882         ret = be_cmd_set_loopback(adapter, adapter->hba_port_num,
 883                                   BE_NO_LOOPBACK, 1);
 884         if (ret)
 885                 return ret;
 886
 887         return *status;
 888 }
 889
 890 static void be_self_test(struct net_device *netdev, struct ethtool_test *test,
 891                          u64 *data)
 892 {
 893         struct be_adapter *adapter = netdev_priv(netdev);
 894         int status, cnt;
 895         u8 link_status = 0;
 896
 897         if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC) {
 898                 dev_err(&adapter->pdev->dev, "Self test not supported\n");
 899                 test->flags |= ETH_TEST_FL_FAILED;
 900                 return;
 901         }
 902
 903         memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM);
 904
 905         /* check link status before offline tests */
 906         link_status = netif_carrier_ok(netdev);
 907
 908         if (test->flags & ETH_TEST_FL_OFFLINE) {
 909                 if (be_loopback_test(adapter, BE_MAC_LOOPBACK, &data[0]) != 0)
 910                         test->flags |= ETH_TEST_FL_FAILED;
 911
 912                 if (be_loopback_test(adapter, BE_PHY_LOOPBACK, &data[1]) != 0)
 913                         test->flags |= ETH_TEST_FL_FAILED;
 914
 915                 if (test->flags & ETH_TEST_FL_EXTERNAL_LB) {
 916                         if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK,
 917                                              &data[2]) != 0)
 918                                 test->flags |= ETH_TEST_FL_FAILED;
 919                         test->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE;
 920                 }
 921         }
 922
 923         if (!lancer_chip(adapter) && be_test_ddr_dma(adapter) != 0) {
 924                 data[3] = 1;
 925                 test->flags |= ETH_TEST_FL_FAILED;
 926         }
 927
 928         /* link status was down prior to test */
 929         if (!link_status) {
 930                 test->flags |= ETH_TEST_FL_FAILED;
 931                 data[4] = 1;
 932                 return;
 933         }
 934
 935         for (cnt = 10; cnt; cnt--) {
 936                 status = be_cmd_link_status_query(adapter, NULL, &link_status,
 937                                                   0);
 938                 if (status) {
 939                         test->flags |= ETH_TEST_FL_FAILED;
 940                         data[4] = -1;
 941                         break;
 942                 }
 943
 944                 if (link_status)
 945                         break;
 946
 947                 msleep_interruptible(500);
 948         }
 949 }
 950
 951 static int be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
 952 {
 953         struct be_adapter *adapter = netdev_priv(netdev);
 954
 955         return be_load_fw(adapter, efl->data);
 956 }
 957
 958 static int
 959 be_get_dump_flag(struct net_device *netdev, struct ethtool_dump *dump)
 960 {
 961         struct be_adapter *adapter = netdev_priv(netdev);
 962
 963         if (!check_privilege(adapter, MAX_PRIVILEGES))
 964                 return -EOPNOTSUPP;
 965
 966         dump->len = be_get_dump_len(adapter);
 967         dump->version = 1;
 968         dump->flag = 0x1;       /* FW dump is enabled */
 969         return 0;
 970 }
 971
 972 static int
 973 be_get_dump_data(struct net_device *netdev, struct ethtool_dump *dump,
 974                  void *buf)
 975 {
 976         struct be_adapter *adapter = netdev_priv(netdev);
 977         int status;
 978
 979         if (!check_privilege(adapter, MAX_PRIVILEGES))
 980                 return -EOPNOTSUPP;
 981
 982         status = be_read_dump_data(adapter, dump->len, buf);
 983         return be_cmd_status(status);
 984 }
 985
 986 static int be_get_eeprom_len(struct net_device *netdev)
 987 {
 988         struct be_adapter *adapter = netdev_priv(netdev);
 989
 990         if (!check_privilege(adapter, MAX_PRIVILEGES))
 991                 return 0;
 992
 993         if (lancer_chip(adapter)) {
 994                 if (be_physfn(adapter))
 995                         return lancer_cmd_get_file_len(adapter,
 996                                                        LANCER_VPD_PF_FILE);
 997                 else
 998                         return lancer_cmd_get_file_len(adapter,
 999                                                        LANCER_VPD_VF_FILE);
1000         } else {
1001                 return BE_READ_SEEPROM_LEN;
1002         }
1003 }
1004
1005 static int be_read_eeprom(struct net_device *netdev,
1006                           struct ethtool_eeprom *eeprom, uint8_t *data)
1007 {
1008         struct be_adapter *adapter = netdev_priv(netdev);
1009         struct be_dma_mem eeprom_cmd;
1010         struct be_cmd_resp_seeprom_read *resp;
1011         int status;
1012
1013         if (!eeprom->len)
1014                 return -EINVAL;
1015
1016         if (lancer_chip(adapter)) {
1017                 if (be_physfn(adapter))
1018                         return lancer_cmd_read_file(adapter, LANCER_VPD_PF_FILE,
1019                                                     eeprom->len, data);
1020                 else
1021                         return lancer_cmd_read_file(adapter, LANCER_VPD_VF_FILE,
1022                                                     eeprom->len, data);
1023         }
1024
1025         eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16);
1026
1027         memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem));
1028         eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read);
1029         eeprom_cmd.va = dma_alloc_coherent(&adapter->pdev->dev,
1030                                            eeprom_cmd.size, &eeprom_cmd.dma,
1031                                            GFP_KERNEL);
1032
1033         if (!eeprom_cmd.va)
1034                 return -ENOMEM;
1035
1036         status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd);
1037
1038         if (!status) {
1039                 resp = eeprom_cmd.va;
1040                 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len);
1041         }
1042         dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va,
1043                           eeprom_cmd.dma);
1044
1045         return be_cmd_status(status);
1046 }
1047
1048 static u32 be_get_msg_level(struct net_device *netdev)
1049 {
1050         struct be_adapter *adapter = netdev_priv(netdev);
1051
1052         return adapter->msg_enable;
1053 }
1054
1055 static void be_set_msg_level(struct net_device *netdev, u32 level)
1056 {
1057         struct be_adapter *adapter = netdev_priv(netdev);
1058
1059         if (adapter->msg_enable == level)
1060                 return;
1061
1062         if ((level & NETIF_MSG_HW) != (adapter->msg_enable & NETIF_MSG_HW))
1063                 if (BEx_chip(adapter))
1064                         be_cmd_set_fw_log_level(adapter, level & NETIF_MSG_HW ?
1065                                                 FW_LOG_LEVEL_DEFAULT :
1066                                                 FW_LOG_LEVEL_FATAL);
1067         adapter->msg_enable = level;
1068 }
1069
1070 static u64 be_get_rss_hash_opts(struct be_adapter *adapter, u64 flow_type)
1071 {
1072         u64 data = 0;
1073
1074         switch (flow_type) {
1075         case TCP_V4_FLOW:
1076                 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4)
1077                         data |= RXH_IP_DST | RXH_IP_SRC;
1078                 if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV4)
1079                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1080                 break;
1081         case UDP_V4_FLOW:
1082                 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4)
1083                         data |= RXH_IP_DST | RXH_IP_SRC;
1084                 if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV4)
1085                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1086                 break;
1087         case TCP_V6_FLOW:
1088                 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6)
1089                         data |= RXH_IP_DST | RXH_IP_SRC;
1090                 if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV6)
1091                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1092                 break;
1093         case UDP_V6_FLOW:
1094                 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6)
1095                         data |= RXH_IP_DST | RXH_IP_SRC;
1096                 if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV6)
1097                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1098                 break;
1099         }
1100
1101         return data;
1102 }
1103
1104 static int be_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd,
1105                         u32 *rule_locs)
1106 {
1107         struct be_adapter *adapter = netdev_priv(netdev);
1108
1109         if (!be_multi_rxq(adapter)) {
1110                 dev_info(&adapter->pdev->dev,
1111                          "ethtool::get_rxnfc: RX flow hashing is disabled\n");
1112                 return -EINVAL;
1113         }
1114
1115         switch (cmd->cmd) {
1116         case ETHTOOL_GRXFH:
1117                 cmd->data = be_get_rss_hash_opts(adapter, cmd->flow_type);
1118                 break;
1119         case ETHTOOL_GRXRINGS:
1120                 cmd->data = adapter->num_rx_qs;
1121                 break;
1122         default:
1123                 return -EINVAL;
1124         }
1125
1126         return 0;
1127 }
1128
1129 static int be_set_rss_hash_opts(struct be_adapter *adapter,
1130                                 struct ethtool_rxnfc *cmd)
1131 {
1132         int status;
1133         u32 rss_flags = adapter->rss_info.rss_flags;
1134
1135         if (cmd->data != L3_RSS_FLAGS &&
1136             cmd->data != (L3_RSS_FLAGS | L4_RSS_FLAGS))
1137                 return -EINVAL;
1138
1139         switch (cmd->flow_type) {
1140         case TCP_V4_FLOW:
1141                 if (cmd->data == L3_RSS_FLAGS)
1142                         rss_flags &= ~RSS_ENABLE_TCP_IPV4;
1143                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1144                         rss_flags |= RSS_ENABLE_IPV4 |
1145                                         RSS_ENABLE_TCP_IPV4;
1146                 break;
1147         case TCP_V6_FLOW:
1148                 if (cmd->data == L3_RSS_FLAGS)
1149                         rss_flags &= ~RSS_ENABLE_TCP_IPV6;
1150                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1151                         rss_flags |= RSS_ENABLE_IPV6 |
1152                                         RSS_ENABLE_TCP_IPV6;
1153                 break;
1154         case UDP_V4_FLOW:
1155                 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
1156                     BEx_chip(adapter))
1157                         return -EINVAL;
1158
1159                 if (cmd->data == L3_RSS_FLAGS)
1160                         rss_flags &= ~RSS_ENABLE_UDP_IPV4;
1161                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1162                         rss_flags |= RSS_ENABLE_IPV4 |
1163                                         RSS_ENABLE_UDP_IPV4;
1164                 break;
1165         case UDP_V6_FLOW:
1166                 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
1167                     BEx_chip(adapter))
1168                         return -EINVAL;
1169
1170                 if (cmd->data == L3_RSS_FLAGS)
1171                         rss_flags &= ~RSS_ENABLE_UDP_IPV6;
1172                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1173                         rss_flags |= RSS_ENABLE_IPV6 |
1174                                         RSS_ENABLE_UDP_IPV6;
1175                 break;
1176         default:
1177                 return -EINVAL;
1178         }
1179
1180         if (rss_flags == adapter->rss_info.rss_flags)
1181                 return 0;
1182
1183         status = be_cmd_rss_config(adapter, adapter->rss_info.rsstable,
1184                                    rss_flags, RSS_INDIR_TABLE_LEN,
1185                                    adapter->rss_info.rss_hkey);
1186         if (!status)
1187                 adapter->rss_info.rss_flags = rss_flags;
1188
1189         return be_cmd_status(status);
1190 }
1191
1192 static int be_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd)
1193 {
1194         struct be_adapter *adapter = netdev_priv(netdev);
1195         int status = 0;
1196
1197         if (!be_multi_rxq(adapter)) {
1198                 dev_err(&adapter->pdev->dev,
1199                         "ethtool::set_rxnfc: RX flow hashing is disabled\n");
1200                 return -EINVAL;
1201         }
1202
1203         switch (cmd->cmd) {
1204         case ETHTOOL_SRXFH:
1205                 status = be_set_rss_hash_opts(adapter, cmd);
1206                 break;
1207         default:
1208                 return -EINVAL;
1209         }
1210
1211         return status;
1212 }
1213
1214 static void be_get_channels(struct net_device *netdev,
1215                             struct ethtool_channels *ch)
1216 {
1217         struct be_adapter *adapter = netdev_priv(netdev);
1218         u16 num_rx_irqs = max_t(u16, adapter->num_rss_qs, 1);
1219
1220         /* num_tx_qs is always same as the number of irqs used for TX */
1221         ch->combined_count = min(adapter->num_tx_qs, num_rx_irqs);
1222         ch->rx_count = num_rx_irqs - ch->combined_count;
1223         ch->tx_count = adapter->num_tx_qs - ch->combined_count;
1224
1225         ch->max_combined = be_max_qp_irqs(adapter);
1226         /* The user must create atleast one combined channel */
1227         ch->max_rx = be_max_rx_irqs(adapter) - 1;
1228         ch->max_tx = be_max_tx_irqs(adapter) - 1;
1229 }
1230
1231 static int be_set_channels(struct net_device  *netdev,
1232                            struct ethtool_channels *ch)
1233 {
1234         struct be_adapter *adapter = netdev_priv(netdev);
1235         int status;
1236
1237         /* we support either only combined channels or a combination of
1238          * combined and either RX-only or TX-only channels.
1239          */
1240         if (ch->other_count || !ch->combined_count ||
1241             (ch->rx_count && ch->tx_count))
1242                 return -EINVAL;
1243
1244         if (ch->combined_count > be_max_qp_irqs(adapter) ||
1245             (ch->rx_count &&
1246              (ch->rx_count + ch->combined_count) > be_max_rx_irqs(adapter)) ||
1247             (ch->tx_count &&
1248              (ch->tx_count + ch->combined_count) > be_max_tx_irqs(adapter)))
1249                 return -EINVAL;
1250
1251         adapter->cfg_num_rx_irqs = ch->combined_count + ch->rx_count;
1252         adapter->cfg_num_tx_irqs = ch->combined_count + ch->tx_count;
1253
1254         status = be_update_queues(adapter);
1255         return be_cmd_status(status);
1256 }
1257
1258 static u32 be_get_rxfh_indir_size(struct net_device *netdev)
1259 {
1260         return RSS_INDIR_TABLE_LEN;
1261 }
1262
1263 static u32 be_get_rxfh_key_size(struct net_device *netdev)
1264 {
1265         return RSS_HASH_KEY_LEN;
1266 }
1267
1268 static int be_get_rxfh(struct net_device *netdev, u32 *indir, u8 *hkey,
1269                        u8 *hfunc)
1270 {
1271         struct be_adapter *adapter = netdev_priv(netdev);
1272         int i;
1273         struct rss_info *rss = &adapter->rss_info;
1274
1275         if (indir) {
1276                 for (i = 0; i < RSS_INDIR_TABLE_LEN; i++)
1277                         indir[i] = rss->rss_queue[i];
1278         }
1279
1280         if (hkey)
1281                 memcpy(hkey, rss->rss_hkey, RSS_HASH_KEY_LEN);
1282
1283         if (hfunc)
1284                 *hfunc = ETH_RSS_HASH_TOP;
1285
1286         return 0;
1287 }
1288
1289 static int be_set_rxfh(struct net_device *netdev, const u32 *indir,
1290                        const u8 *hkey, const u8 hfunc)
1291 {
1292         int rc = 0, i, j;
1293         struct be_adapter *adapter = netdev_priv(netdev);
1294         u8 rsstable[RSS_INDIR_TABLE_LEN];
1295
1296         /* We do not allow change in unsupported parameters */
1297         if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)
1298                 return -EOPNOTSUPP;
1299
1300         if (indir) {
1301                 struct be_rx_obj *rxo;
1302
1303                 for (i = 0; i < RSS_INDIR_TABLE_LEN; i++) {
1304                         j = indir[i];
1305                         rxo = &adapter->rx_obj[j];
1306                         rsstable[i] = rxo->rss_id;
1307                         adapter->rss_info.rss_queue[i] = j;
1308                 }
1309         } else {
1310                 memcpy(rsstable, adapter->rss_info.rsstable,
1311                        RSS_INDIR_TABLE_LEN);
1312         }
1313
1314         if (!hkey)
1315                 hkey =  adapter->rss_info.rss_hkey;
1316
1317         rc = be_cmd_rss_config(adapter, rsstable,
1318                                adapter->rss_info.rss_flags,
1319                                RSS_INDIR_TABLE_LEN, hkey);
1320         if (rc) {
1321                 adapter->rss_info.rss_flags = RSS_ENABLE_NONE;
1322                 return -EIO;
1323         }
1324         memcpy(adapter->rss_info.rss_hkey, hkey, RSS_HASH_KEY_LEN);
1325         memcpy(adapter->rss_info.rsstable, rsstable,
1326                RSS_INDIR_TABLE_LEN);
1327         return 0;
1328 }
1329
1330 static int be_get_module_info(struct net_device *netdev,
1331                               struct ethtool_modinfo *modinfo)
1332 {
1333         struct be_adapter *adapter = netdev_priv(netdev);
1334         u8 page_data[PAGE_DATA_LEN];
1335         int status;
1336
1337         if (!check_privilege(adapter, MAX_PRIVILEGES))
1338                 return -EOPNOTSUPP;
1339
1340         status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
1341                                                    page_data);
1342         if (!status) {
1343                 if (!page_data[SFP_PLUS_SFF_8472_COMP]) {
1344                         modinfo->type = ETH_MODULE_SFF_8079;
1345                         modinfo->eeprom_len = PAGE_DATA_LEN;
1346                 } else {
1347                         modinfo->type = ETH_MODULE_SFF_8472;
1348                         modinfo->eeprom_len = 2 * PAGE_DATA_LEN;
1349                 }
1350         }
1351         return be_cmd_status(status);
1352 }
1353
1354 static int be_get_module_eeprom(struct net_device *netdev,
1355                                 struct ethtool_eeprom *eeprom, u8 *data)
1356 {
1357         struct be_adapter *adapter = netdev_priv(netdev);
1358         int status;
1359
1360         if (!check_privilege(adapter, MAX_PRIVILEGES))
1361                 return -EOPNOTSUPP;
1362
1363         status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
1364                                                    data);
1365         if (status)
1366                 goto err;
1367
1368         if (eeprom->offset + eeprom->len > PAGE_DATA_LEN) {
1369                 status = be_cmd_read_port_transceiver_data(adapter,
1370                                                            TR_PAGE_A2,
1371                                                            data +
1372                                                            PAGE_DATA_LEN);
1373                 if (status)
1374                         goto err;
1375         }
1376         if (eeprom->offset)
1377                 memcpy(data, data + eeprom->offset, eeprom->len);
1378 err:
1379         return be_cmd_status(status);
1380 }
1381
1382 static u32 be_get_priv_flags(struct net_device *netdev)
1383 {
1384         struct be_adapter *adapter = netdev_priv(netdev);
1385
1386         return adapter->priv_flags;
1387 }
1388
1389 static int be_set_priv_flags(struct net_device *netdev, u32 flags)
1390 {
1391         struct be_adapter *adapter = netdev_priv(netdev);
1392         bool tpe_old = !!(adapter->priv_flags & BE_DISABLE_TPE_RECOVERY);
1393         bool tpe_new = !!(flags & BE_DISABLE_TPE_RECOVERY);
1394
1395         if (tpe_old != tpe_new) {
1396                 if (tpe_new) {
1397                         adapter->priv_flags |= BE_DISABLE_TPE_RECOVERY;
1398                         dev_info(&adapter->pdev->dev,
1399                                  "HW error recovery is disabled\n");
1400                 } else {
1401                         adapter->priv_flags &= ~BE_DISABLE_TPE_RECOVERY;
1402                         dev_info(&adapter->pdev->dev,
1403                                  "HW error recovery is enabled\n");
1404                 }
1405         }
1406
1407         return 0;
1408 }
1409
1410 const struct ethtool_ops be_ethtool_ops = {
1411         .get_drvinfo = be_get_drvinfo,
1412         .get_wol = be_get_wol,
1413         .set_wol = be_set_wol,
1414         .get_link = ethtool_op_get_link,
1415         .get_eeprom_len = be_get_eeprom_len,
1416         .get_eeprom = be_read_eeprom,
1417         .get_coalesce = be_get_coalesce,
1418         .set_coalesce = be_set_coalesce,
1419         .get_ringparam = be_get_ringparam,
1420         .get_pauseparam = be_get_pauseparam,
1421         .set_pauseparam = be_set_pauseparam,
1422         .set_priv_flags = be_set_priv_flags,
1423         .get_priv_flags = be_get_priv_flags,
1424         .get_strings = be_get_stat_strings,
1425         .set_phys_id = be_set_phys_id,
1426         .set_dump = be_set_dump,
1427         .get_msglevel = be_get_msg_level,
1428         .set_msglevel = be_set_msg_level,
1429         .get_sset_count = be_get_sset_count,
1430         .get_ethtool_stats = be_get_ethtool_stats,
1431         .flash_device = be_do_flash,
1432         .self_test = be_self_test,
1433         .get_rxnfc = be_get_rxnfc,
1434         .set_rxnfc = be_set_rxnfc,
1435         .get_rxfh_indir_size = be_get_rxfh_indir_size,
1436         .get_rxfh_key_size = be_get_rxfh_key_size,
1437         .get_rxfh = be_get_rxfh,
1438         .set_rxfh = be_set_rxfh,
1439         .get_dump_flag = be_get_dump_flag,
1440         .get_dump_data = be_get_dump_data,
1441         .get_channels = be_get_channels,
1442         .set_channels = be_set_channels,
1443         .get_module_info = be_get_module_info,
1444         .get_module_eeprom = be_get_module_eeprom,
1445         .get_link_ksettings = be_get_link_ksettings,
1446 };