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_vxlan_offload_pkts)},
 142         {DRVSTAT_RX_INFO(rx_compl)},
 143         {DRVSTAT_RX_INFO(rx_compl_err)},
 144         {DRVSTAT_RX_INFO(rx_mcast_pkts)},
 145         /* Number of page allocation failures while posting receive buffers
 146          * to HW.
 147          */
 148         {DRVSTAT_RX_INFO(rx_post_fail)},
 149         /* Recevied packets dropped due to skb allocation failure */
 150         {DRVSTAT_RX_INFO(rx_drops_no_skbs)},
 151         /* Received packets dropped due to lack of available fetched buffers
 152          * posted by the driver.
 153          */
 154         {DRVSTAT_RX_INFO(rx_drops_no_frags)}
 155 };
 156
 157 #define ETHTOOL_RXSTATS_NUM (ARRAY_SIZE(et_rx_stats))
 158
 159 /* Stats related to multi TX queues: get_stats routine assumes compl is the
 160  * first member
 161  */
 162 static const struct be_ethtool_stat et_tx_stats[] = {
 163         {DRVSTAT_TX_INFO(tx_compl)}, /* If moving this member see above note */
 164         /* This counter is incremented when the HW encounters an error while
 165          * parsing the packet header of an outgoing TX request. This counter is
 166          * applicable only for BE2, BE3 and Skyhawk based adapters.
 167          */
 168         {DRVSTAT_TX_INFO(tx_hdr_parse_err)},
 169         /* This counter is incremented when an error occurs in the DMA
 170          * operation associated with the TX request from the host to the device.
 171          */
 172         {DRVSTAT_TX_INFO(tx_dma_err)},
 173         /* This counter is incremented when MAC or VLAN spoof checking is
 174          * enabled on the interface and the TX request fails the spoof check
 175          * in HW.
 176          */
 177         {DRVSTAT_TX_INFO(tx_spoof_check_err)},
 178         /* This counter is incremented when the HW encounters an error while
 179          * performing TSO offload. This counter is applicable only for Lancer
 180          * adapters.
 181          */
 182         {DRVSTAT_TX_INFO(tx_tso_err)},
 183         /* This counter is incremented when the HW detects Q-in-Q style VLAN
 184          * tagging in a packet and such tagging is not expected on the outgoing
 185          * interface. This counter is applicable only for Lancer adapters.
 186          */
 187         {DRVSTAT_TX_INFO(tx_qinq_err)},
 188         /* This counter is incremented when the HW detects parity errors in the
 189          * packet data. This counter is applicable only for Lancer adapters.
 190          */
 191         {DRVSTAT_TX_INFO(tx_internal_parity_err)},
 192         {DRVSTAT_TX_INFO(tx_bytes)},
 193         {DRVSTAT_TX_INFO(tx_pkts)},
 194         {DRVSTAT_TX_INFO(tx_vxlan_offload_pkts)},
 195         /* Number of skbs queued for trasmission by the driver */
 196         {DRVSTAT_TX_INFO(tx_reqs)},
 197         /* Number of times the TX queue was stopped due to lack
 198          * of spaces in the TXQ.
 199          */
 200         {DRVSTAT_TX_INFO(tx_stops)},
 201         /* Pkts dropped in the driver's transmit path */
 202         {DRVSTAT_TX_INFO(tx_drv_drops)}
 203 };
 204
 205 #define ETHTOOL_TXSTATS_NUM (ARRAY_SIZE(et_tx_stats))
 206
 207 static const char et_self_tests[][ETH_GSTRING_LEN] = {
 208         "MAC Loopback test",
 209         "PHY Loopback test",
 210         "External Loopback test",
 211         "DDR DMA test",
 212         "Link test"
 213 };
 214
 215 #define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests)
 216 #define BE_MAC_LOOPBACK 0x0
 217 #define BE_PHY_LOOPBACK 0x1
 218 #define BE_ONE_PORT_EXT_LOOPBACK 0x2
 219 #define BE_NO_LOOPBACK 0xff
 220
 221 static void be_get_drvinfo(struct net_device *netdev,
 222                            struct ethtool_drvinfo *drvinfo)
 223 {
 224         struct be_adapter *adapter = netdev_priv(netdev);
 225
 226         strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
 227         strlcpy(drvinfo->version, DRV_VER, sizeof(drvinfo->version));
 228         if (!memcmp(adapter->fw_ver, adapter->fw_on_flash, FW_VER_LEN))
 229                 strlcpy(drvinfo->fw_version, adapter->fw_ver,
 230                         sizeof(drvinfo->fw_version));
 231         else
 232                 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
 233                          "%s [%s]", adapter->fw_ver, adapter->fw_on_flash);
 234
 235         strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
 236                 sizeof(drvinfo->bus_info));
 237         drvinfo->testinfo_len = 0;
 238         drvinfo->regdump_len = 0;
 239         drvinfo->eedump_len = 0;
 240 }
 241
 242 static u32 lancer_cmd_get_file_len(struct be_adapter *adapter, u8 *file_name)
 243 {
 244         u32 data_read = 0, eof;
 245         u8 addn_status;
 246         struct be_dma_mem data_len_cmd;
 247         int status;
 248
 249         memset(&data_len_cmd, 0, sizeof(data_len_cmd));
 250         /* data_offset and data_size should be 0 to get reg len */
 251         status = lancer_cmd_read_object(adapter, &data_len_cmd, 0, 0,
 252                                         file_name, &data_read, &eof,
 253                                         &addn_status);
 254
 255         return data_read;
 256 }
 257
 258 static int lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name,
 259                                 u32 buf_len, void *buf)
 260 {
 261         struct be_dma_mem read_cmd;
 262         u32 read_len = 0, total_read_len = 0, chunk_size;
 263         u32 eof = 0;
 264         u8 addn_status;
 265         int status = 0;
 266
 267         read_cmd.size = LANCER_READ_FILE_CHUNK;
 268         read_cmd.va = dma_zalloc_coherent(&adapter->pdev->dev, read_cmd.size,
 269                                           &read_cmd.dma, GFP_ATOMIC);
 270
 271         if (!read_cmd.va) {
 272                 dev_err(&adapter->pdev->dev,
 273                         "Memory allocation failure while reading dump\n");
 274                 return -ENOMEM;
 275         }
 276
 277         while ((total_read_len < buf_len) && !eof) {
 278                 chunk_size = min_t(u32, (buf_len - total_read_len),
 279                                    LANCER_READ_FILE_CHUNK);
 280                 chunk_size = ALIGN(chunk_size, 4);
 281                 status = lancer_cmd_read_object(adapter, &read_cmd, chunk_size,
 282                                                 total_read_len, file_name,
 283                                                 &read_len, &eof, &addn_status);
 284                 if (!status) {
 285                         memcpy(buf + total_read_len, read_cmd.va, read_len);
 286                         total_read_len += read_len;
 287                         eof &= LANCER_READ_FILE_EOF_MASK;
 288                 } else {
 289                         status = -EIO;
 290                         break;
 291                 }
 292         }
 293         dma_free_coherent(&adapter->pdev->dev, read_cmd.size, read_cmd.va,
 294                           read_cmd.dma);
 295
 296         return status;
 297 }
 298
 299 static int be_get_reg_len(struct net_device *netdev)
 300 {
 301         struct be_adapter *adapter = netdev_priv(netdev);
 302         u32 log_size = 0;
 303
 304         if (!check_privilege(adapter, MAX_PRIVILEGES))
 305                 return 0;
 306
 307         if (be_physfn(adapter)) {
 308                 if (lancer_chip(adapter))
 309                         log_size = lancer_cmd_get_file_len(adapter,
 310                                                            LANCER_FW_DUMP_FILE);
 311                 else
 312                         be_cmd_get_reg_len(adapter, &log_size);
 313         }
 314         return log_size;
 315 }
 316
 317 static void
 318 be_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *buf)
 319 {
 320         struct be_adapter *adapter = netdev_priv(netdev);
 321
 322         if (be_physfn(adapter)) {
 323                 memset(buf, 0, regs->len);
 324                 if (lancer_chip(adapter))
 325                         lancer_cmd_read_file(adapter, LANCER_FW_DUMP_FILE,
 326                                              regs->len, buf);
 327                 else
 328                         be_cmd_get_regs(adapter, regs->len, buf);
 329         }
 330 }
 331
 332 static int be_get_coalesce(struct net_device *netdev,
 333                            struct ethtool_coalesce *et)
 334 {
 335         struct be_adapter *adapter = netdev_priv(netdev);
 336         struct be_aic_obj *aic = &adapter->aic_obj[0];
 337
 338         et->rx_coalesce_usecs = aic->prev_eqd;
 339         et->rx_coalesce_usecs_high = aic->max_eqd;
 340         et->rx_coalesce_usecs_low = aic->min_eqd;
 341
 342         et->tx_coalesce_usecs = aic->prev_eqd;
 343         et->tx_coalesce_usecs_high = aic->max_eqd;
 344         et->tx_coalesce_usecs_low = aic->min_eqd;
 345
 346         et->use_adaptive_rx_coalesce = aic->enable;
 347         et->use_adaptive_tx_coalesce = aic->enable;
 348
 349         return 0;
 350 }
 351
 352 /* TX attributes are ignored. Only RX attributes are considered
 353  * eqd cmd is issued in the worker thread.
 354  */
 355 static int be_set_coalesce(struct net_device *netdev,
 356                            struct ethtool_coalesce *et)
 357 {
 358         struct be_adapter *adapter = netdev_priv(netdev);
 359         struct be_aic_obj *aic = &adapter->aic_obj[0];
 360         struct be_eq_obj *eqo;
 361         int i;
 362
 363         for_all_evt_queues(adapter, eqo, i) {
 364                 aic->enable = et->use_adaptive_rx_coalesce;
 365                 aic->max_eqd = min(et->rx_coalesce_usecs_high, BE_MAX_EQD);
 366                 aic->min_eqd = min(et->rx_coalesce_usecs_low, aic->max_eqd);
 367                 aic->et_eqd = min(et->rx_coalesce_usecs, aic->max_eqd);
 368                 aic->et_eqd = max(aic->et_eqd, aic->min_eqd);
 369                 aic++;
 370         }
 371
 372         /* For Skyhawk, the EQD setting happens via EQ_DB when AIC is enabled.
 373          * When AIC is disabled, persistently force set EQD value via the
 374          * FW cmd, so that we don't have to calculate the delay multiplier
 375          * encode value each time EQ_DB is rung
 376          */
 377         if (!et->use_adaptive_rx_coalesce && skyhawk_chip(adapter))
 378                 be_eqd_update(adapter, true);
 379
 380         return 0;
 381 }
 382
 383 static void be_get_ethtool_stats(struct net_device *netdev,
 384                                  struct ethtool_stats *stats, uint64_t *data)
 385 {
 386         struct be_adapter *adapter = netdev_priv(netdev);
 387         struct be_rx_obj *rxo;
 388         struct be_tx_obj *txo;
 389         void *p;
 390         unsigned int i, j, base = 0, start;
 391
 392         for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 393                 p = (u8 *)&adapter->drv_stats + et_stats[i].offset;
 394                 data[i] = *(u32 *)p;
 395         }
 396         base += ETHTOOL_STATS_NUM;
 397
 398         for_all_rx_queues(adapter, rxo, j) {
 399                 struct be_rx_stats *stats = rx_stats(rxo);
 400
 401                 do {
 402                         start = u64_stats_fetch_begin_irq(&stats->sync);
 403                         data[base] = stats->rx_bytes;
 404                         data[base + 1] = stats->rx_pkts;
 405                 } while (u64_stats_fetch_retry_irq(&stats->sync, start));
 406
 407                 for (i = 2; i < ETHTOOL_RXSTATS_NUM; i++) {
 408                         p = (u8 *)stats + et_rx_stats[i].offset;
 409                         data[base + i] = *(u32 *)p;
 410                 }
 411                 base += ETHTOOL_RXSTATS_NUM;
 412         }
 413
 414         for_all_tx_queues(adapter, txo, j) {
 415                 struct be_tx_stats *stats = tx_stats(txo);
 416
 417                 do {
 418                         start = u64_stats_fetch_begin_irq(&stats->sync_compl);
 419                         data[base] = stats->tx_compl;
 420                 } while (u64_stats_fetch_retry_irq(&stats->sync_compl, start));
 421
 422                 do {
 423                         start = u64_stats_fetch_begin_irq(&stats->sync);
 424                         for (i = 1; i < ETHTOOL_TXSTATS_NUM; i++) {
 425                                 p = (u8 *)stats + et_tx_stats[i].offset;
 426                                 data[base + i] =
 427                                         (et_tx_stats[i].size == sizeof(u64)) ?
 428                                                 *(u64 *)p : *(u32 *)p;
 429                         }
 430                 } while (u64_stats_fetch_retry_irq(&stats->sync, start));
 431                 base += ETHTOOL_TXSTATS_NUM;
 432         }
 433 }
 434
 435 static void be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
 436                                 uint8_t *data)
 437 {
 438         struct be_adapter *adapter = netdev_priv(netdev);
 439         int i, j;
 440
 441         switch (stringset) {
 442         case ETH_SS_STATS:
 443                 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 444                         memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN);
 445                         data += ETH_GSTRING_LEN;
 446                 }
 447                 for (i = 0; i < adapter->num_rx_qs; i++) {
 448                         for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) {
 449                                 sprintf(data, "rxq%d: %s", i,
 450                                         et_rx_stats[j].desc);
 451                                 data += ETH_GSTRING_LEN;
 452                         }
 453                 }
 454                 for (i = 0; i < adapter->num_tx_qs; i++) {
 455                         for (j = 0; j < ETHTOOL_TXSTATS_NUM; j++) {
 456                                 sprintf(data, "txq%d: %s", i,
 457                                         et_tx_stats[j].desc);
 458                                 data += ETH_GSTRING_LEN;
 459                         }
 460                 }
 461                 break;
 462         case ETH_SS_TEST:
 463                 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) {
 464                         memcpy(data, et_self_tests[i], ETH_GSTRING_LEN);
 465                         data += ETH_GSTRING_LEN;
 466                 }
 467                 break;
 468         }
 469 }
 470
 471 static int be_get_sset_count(struct net_device *netdev, int stringset)
 472 {
 473         struct be_adapter *adapter = netdev_priv(netdev);
 474
 475         switch (stringset) {
 476         case ETH_SS_TEST:
 477                 return ETHTOOL_TESTS_NUM;
 478         case ETH_SS_STATS:
 479                 return ETHTOOL_STATS_NUM +
 480                         adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM +
 481                         adapter->num_tx_qs * ETHTOOL_TXSTATS_NUM;
 482         default:
 483                 return -EINVAL;
 484         }
 485 }
 486
 487 static u32 be_get_port_type(struct be_adapter *adapter)
 488 {
 489         u32 port;
 490
 491         switch (adapter->phy.interface_type) {
 492         case PHY_TYPE_BASET_1GB:
 493         case PHY_TYPE_BASEX_1GB:
 494         case PHY_TYPE_SGMII:
 495                 port = PORT_TP;
 496                 break;
 497         case PHY_TYPE_SFP_PLUS_10GB:
 498                 if (adapter->phy.cable_type & SFP_PLUS_COPPER_CABLE)
 499                         port = PORT_DA;
 500                 else
 501                         port = PORT_FIBRE;
 502                 break;
 503         case PHY_TYPE_QSFP:
 504                 if (adapter->phy.cable_type & QSFP_PLUS_CR4_CABLE)
 505                         port = PORT_DA;
 506                 else
 507                         port = PORT_FIBRE;
 508                 break;
 509         case PHY_TYPE_XFP_10GB:
 510         case PHY_TYPE_SFP_1GB:
 511                 port = PORT_FIBRE;
 512                 break;
 513         case PHY_TYPE_BASET_10GB:
 514                 port = PORT_TP;
 515                 break;
 516         default:
 517                 port = PORT_OTHER;
 518         }
 519
 520         return port;
 521 }
 522
 523 static u32 convert_to_et_setting(struct be_adapter *adapter, u32 if_speeds)
 524 {
 525         u32 val = 0;
 526
 527         switch (adapter->phy.interface_type) {
 528         case PHY_TYPE_BASET_1GB:
 529         case PHY_TYPE_BASEX_1GB:
 530         case PHY_TYPE_SGMII:
 531                 val |= SUPPORTED_TP;
 532                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 533                         val |= SUPPORTED_1000baseT_Full;
 534                 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
 535                         val |= SUPPORTED_100baseT_Full;
 536                 if (if_speeds & BE_SUPPORTED_SPEED_10MBPS)
 537                         val |= SUPPORTED_10baseT_Full;
 538                 break;
 539         case PHY_TYPE_KX4_10GB:
 540                 val |= SUPPORTED_Backplane;
 541                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 542                         val |= SUPPORTED_1000baseKX_Full;
 543                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 544                         val |= SUPPORTED_10000baseKX4_Full;
 545                 break;
 546         case PHY_TYPE_KR2_20GB:
 547                 val |= SUPPORTED_Backplane;
 548                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 549                         val |= SUPPORTED_10000baseKR_Full;
 550                 if (if_speeds & BE_SUPPORTED_SPEED_20GBPS)
 551                         val |= SUPPORTED_20000baseKR2_Full;
 552                 break;
 553         case PHY_TYPE_KR_10GB:
 554                 val |= SUPPORTED_Backplane |
 555                                 SUPPORTED_10000baseKR_Full;
 556                 break;
 557         case PHY_TYPE_KR4_40GB:
 558                 val |= SUPPORTED_Backplane;
 559                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 560                         val |= SUPPORTED_10000baseKR_Full;
 561                 if (if_speeds & BE_SUPPORTED_SPEED_40GBPS)
 562                         val |= SUPPORTED_40000baseKR4_Full;
 563                 break;
 564         case PHY_TYPE_QSFP:
 565                 if (if_speeds & BE_SUPPORTED_SPEED_40GBPS) {
 566                         switch (adapter->phy.cable_type) {
 567                         case QSFP_PLUS_CR4_CABLE:
 568                                 val |= SUPPORTED_40000baseCR4_Full;
 569                                 break;
 570                         case QSFP_PLUS_LR4_CABLE:
 571                                 val |= SUPPORTED_40000baseLR4_Full;
 572                                 break;
 573                         default:
 574                                 val |= SUPPORTED_40000baseSR4_Full;
 575                                 break;
 576                         }
 577                 }
 578         case PHY_TYPE_SFP_PLUS_10GB:
 579         case PHY_TYPE_XFP_10GB:
 580         case PHY_TYPE_SFP_1GB:
 581                 val |= SUPPORTED_FIBRE;
 582                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 583                         val |= SUPPORTED_10000baseT_Full;
 584                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 585                         val |= SUPPORTED_1000baseT_Full;
 586                 break;
 587         case PHY_TYPE_BASET_10GB:
 588                 val |= SUPPORTED_TP;
 589                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 590                         val |= SUPPORTED_10000baseT_Full;
 591                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 592                         val |= SUPPORTED_1000baseT_Full;
 593                 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
 594                         val |= SUPPORTED_100baseT_Full;
 595                 break;
 596         default:
 597                 val |= SUPPORTED_TP;
 598         }
 599
 600         return val;
 601 }
 602
 603 bool be_pause_supported(struct be_adapter *adapter)
 604 {
 605         return (adapter->phy.interface_type == PHY_TYPE_SFP_PLUS_10GB ||
 606                 adapter->phy.interface_type == PHY_TYPE_XFP_10GB) ?
 607                 false : true;
 608 }
 609
 610 static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
 611 {
 612         struct be_adapter *adapter = netdev_priv(netdev);
 613         u8 link_status;
 614         u16 link_speed = 0;
 615         int status;
 616         u32 auto_speeds;
 617         u32 fixed_speeds;
 618
 619         if (adapter->phy.link_speed < 0) {
 620                 status = be_cmd_link_status_query(adapter, &link_speed,
 621                                                   &link_status, 0);
 622                 if (!status)
 623                         be_link_status_update(adapter, link_status);
 624                 ethtool_cmd_speed_set(ecmd, link_speed);
 625
 626                 status = be_cmd_get_phy_info(adapter);
 627                 if (!status) {
 628                         auto_speeds = adapter->phy.auto_speeds_supported;
 629                         fixed_speeds = adapter->phy.fixed_speeds_supported;
 630
 631                         be_cmd_query_cable_type(adapter);
 632
 633                         ecmd->supported =
 634                                 convert_to_et_setting(adapter,
 635                                                       auto_speeds |
 636                                                       fixed_speeds);
 637                         ecmd->advertising =
 638                                 convert_to_et_setting(adapter, auto_speeds);
 639
 640                         ecmd->port = be_get_port_type(adapter);
 641
 642                         if (adapter->phy.auto_speeds_supported) {
 643                                 ecmd->supported |= SUPPORTED_Autoneg;
 644                                 ecmd->autoneg = AUTONEG_ENABLE;
 645                                 ecmd->advertising |= ADVERTISED_Autoneg;
 646                         }
 647
 648                         ecmd->supported |= SUPPORTED_Pause;
 649                         if (be_pause_supported(adapter))
 650                                 ecmd->advertising |= ADVERTISED_Pause;
 651
 652                         switch (adapter->phy.interface_type) {
 653                         case PHY_TYPE_KR_10GB:
 654                         case PHY_TYPE_KX4_10GB:
 655                                 ecmd->transceiver = XCVR_INTERNAL;
 656                                 break;
 657                         default:
 658                                 ecmd->transceiver = XCVR_EXTERNAL;
 659                                 break;
 660                         }
 661                 } else {
 662                         ecmd->port = PORT_OTHER;
 663                         ecmd->autoneg = AUTONEG_DISABLE;
 664                         ecmd->transceiver = XCVR_DUMMY1;
 665                 }
 666
 667                 /* Save for future use */
 668                 adapter->phy.link_speed = ethtool_cmd_speed(ecmd);
 669                 adapter->phy.port_type = ecmd->port;
 670                 adapter->phy.transceiver = ecmd->transceiver;
 671                 adapter->phy.autoneg = ecmd->autoneg;
 672                 adapter->phy.advertising = ecmd->advertising;
 673                 adapter->phy.supported = ecmd->supported;
 674         } else {
 675                 ethtool_cmd_speed_set(ecmd, adapter->phy.link_speed);
 676                 ecmd->port = adapter->phy.port_type;
 677                 ecmd->transceiver = adapter->phy.transceiver;
 678                 ecmd->autoneg = adapter->phy.autoneg;
 679                 ecmd->advertising = adapter->phy.advertising;
 680                 ecmd->supported = adapter->phy.supported;
 681         }
 682
 683         ecmd->duplex = netif_carrier_ok(netdev) ? DUPLEX_FULL : DUPLEX_UNKNOWN;
 684         ecmd->phy_address = adapter->port_num;
 685
 686         return 0;
 687 }
 688
 689 static void be_get_ringparam(struct net_device *netdev,
 690                              struct ethtool_ringparam *ring)
 691 {
 692         struct be_adapter *adapter = netdev_priv(netdev);
 693
 694         ring->rx_max_pending = adapter->rx_obj[0].q.len;
 695         ring->rx_pending = adapter->rx_obj[0].q.len;
 696         ring->tx_max_pending = adapter->tx_obj[0].q.len;
 697         ring->tx_pending = adapter->tx_obj[0].q.len;
 698 }
 699
 700 static void
 701 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 702 {
 703         struct be_adapter *adapter = netdev_priv(netdev);
 704
 705         be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause);
 706         ecmd->autoneg = adapter->phy.fc_autoneg;
 707 }
 708
 709 static int
 710 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 711 {
 712         struct be_adapter *adapter = netdev_priv(netdev);
 713         int status;
 714
 715         if (ecmd->autoneg != adapter->phy.fc_autoneg)
 716                 return -EINVAL;
 717
 718         status = be_cmd_set_flow_control(adapter, ecmd->tx_pause,
 719                                          ecmd->rx_pause);
 720         if (status) {
 721                 dev_warn(&adapter->pdev->dev, "Pause param set failed\n");
 722                 return be_cmd_status(status);
 723         }
 724
 725         adapter->tx_fc = ecmd->tx_pause;
 726         adapter->rx_fc = ecmd->rx_pause;
 727         return 0;
 728 }
 729
 730 static int be_set_phys_id(struct net_device *netdev,
 731                           enum ethtool_phys_id_state state)
 732 {
 733         struct be_adapter *adapter = netdev_priv(netdev);
 734
 735         switch (state) {
 736         case ETHTOOL_ID_ACTIVE:
 737                 be_cmd_get_beacon_state(adapter, adapter->hba_port_num,
 738                                         &adapter->beacon_state);
 739                 return 1;       /* cycle on/off once per second */
 740
 741         case ETHTOOL_ID_ON:
 742                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 743                                         BEACON_STATE_ENABLED);
 744                 break;
 745
 746         case ETHTOOL_ID_OFF:
 747                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 748                                         BEACON_STATE_DISABLED);
 749                 break;
 750
 751         case ETHTOOL_ID_INACTIVE:
 752                 be_cmd_set_beacon_state(adapter, adapter->hba_port_num, 0, 0,
 753                                         adapter->beacon_state);
 754         }
 755
 756         return 0;
 757 }
 758
 759 static int be_set_dump(struct net_device *netdev, struct ethtool_dump *dump)
 760 {
 761         struct be_adapter *adapter = netdev_priv(netdev);
 762         struct device *dev = &adapter->pdev->dev;
 763         int status;
 764
 765         if (!lancer_chip(adapter) ||
 766             !check_privilege(adapter, MAX_PRIVILEGES))
 767                 return -EOPNOTSUPP;
 768
 769         switch (dump->flag) {
 770         case LANCER_INITIATE_FW_DUMP:
 771                 status = lancer_initiate_dump(adapter);
 772                 if (!status)
 773                         dev_info(dev, "FW dump initiated successfully\n");
 774                 break;
 775         case LANCER_DELETE_FW_DUMP:
 776                 status = lancer_delete_dump(adapter);
 777                 if (!status)
 778                         dev_info(dev, "FW dump deleted successfully\n");
 779         break;
 780         default:
 781                 dev_err(dev, "Invalid dump level: 0x%x\n", dump->flag);
 782                 return -EINVAL;
 783         }
 784         return status;
 785 }
 786
 787 static void be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 788 {
 789         struct be_adapter *adapter = netdev_priv(netdev);
 790
 791         if (adapter->wol_cap & BE_WOL_CAP) {
 792                 wol->supported |= WAKE_MAGIC;
 793                 if (adapter->wol_en)
 794                         wol->wolopts |= WAKE_MAGIC;
 795         } else {
 796                 wol->wolopts = 0;
 797         }
 798         memset(&wol->sopass, 0, sizeof(wol->sopass));
 799 }
 800
 801 static int be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 802 {
 803         struct be_adapter *adapter = netdev_priv(netdev);
 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         if (wol->wolopts & WAKE_MAGIC)
 814                 adapter->wol_en = true;
 815         else
 816                 adapter->wol_en = false;
 817
 818         return 0;
 819 }
 820
 821 static int be_test_ddr_dma(struct be_adapter *adapter)
 822 {
 823         int ret, i;
 824         struct be_dma_mem ddrdma_cmd;
 825         static const u64 pattern[2] = {
 826                 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL
 827         };
 828
 829         ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
 830         ddrdma_cmd.va = dma_zalloc_coherent(&adapter->pdev->dev,
 831                                             ddrdma_cmd.size, &ddrdma_cmd.dma,
 832                                             GFP_KERNEL);
 833         if (!ddrdma_cmd.va)
 834                 return -ENOMEM;
 835
 836         for (i = 0; i < 2; i++) {
 837                 ret = be_cmd_ddr_dma_test(adapter, pattern[i],
 838                                           4096, &ddrdma_cmd);
 839                 if (ret != 0)
 840                         goto err;
 841         }
 842
 843 err:
 844         dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va,
 845                           ddrdma_cmd.dma);
 846         return be_cmd_status(ret);
 847 }
 848
 849 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type,
 850                             u64 *status)
 851 {
 852         int ret;
 853
 854         ret = be_cmd_set_loopback(adapter, adapter->hba_port_num,
 855                                   loopback_type, 1);
 856         if (ret)
 857                 return ret;
 858
 859         *status = be_cmd_loopback_test(adapter, adapter->hba_port_num,
 860                                        loopback_type, 1500, 2, 0xabc);
 861
 862         ret = be_cmd_set_loopback(adapter, adapter->hba_port_num,
 863                                   BE_NO_LOOPBACK, 1);
 864         if (ret)
 865                 return ret;
 866
 867         return *status;
 868 }
 869
 870 static void be_self_test(struct net_device *netdev, struct ethtool_test *test,
 871                          u64 *data)
 872 {
 873         struct be_adapter *adapter = netdev_priv(netdev);
 874         int status;
 875         u8 link_status = 0;
 876
 877         if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC) {
 878                 dev_err(&adapter->pdev->dev, "Self test not supported\n");
 879                 test->flags |= ETH_TEST_FL_FAILED;
 880                 return;
 881         }
 882
 883         memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM);
 884
 885         if (test->flags & ETH_TEST_FL_OFFLINE) {
 886                 if (be_loopback_test(adapter, BE_MAC_LOOPBACK, &data[0]) != 0)
 887                         test->flags |= ETH_TEST_FL_FAILED;
 888
 889                 if (be_loopback_test(adapter, BE_PHY_LOOPBACK, &data[1]) != 0)
 890                         test->flags |= ETH_TEST_FL_FAILED;
 891
 892                 if (test->flags & ETH_TEST_FL_EXTERNAL_LB) {
 893                         if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK,
 894                                              &data[2]) != 0)
 895                                 test->flags |= ETH_TEST_FL_FAILED;
 896                         test->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE;
 897                 }
 898         }
 899
 900         if (!lancer_chip(adapter) && be_test_ddr_dma(adapter) != 0) {
 901                 data[3] = 1;
 902                 test->flags |= ETH_TEST_FL_FAILED;
 903         }
 904
 905         status = be_cmd_link_status_query(adapter, NULL, &link_status, 0);
 906         if (status) {
 907                 test->flags |= ETH_TEST_FL_FAILED;
 908                 data[4] = -1;
 909         } else if (!link_status) {
 910                 test->flags |= ETH_TEST_FL_FAILED;
 911                 data[4] = 1;
 912         }
 913 }
 914
 915 static int be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
 916 {
 917         struct be_adapter *adapter = netdev_priv(netdev);
 918
 919         return be_load_fw(adapter, efl->data);
 920 }
 921
 922 static int be_get_eeprom_len(struct net_device *netdev)
 923 {
 924         struct be_adapter *adapter = netdev_priv(netdev);
 925
 926         if (!check_privilege(adapter, MAX_PRIVILEGES))
 927                 return 0;
 928
 929         if (lancer_chip(adapter)) {
 930                 if (be_physfn(adapter))
 931                         return lancer_cmd_get_file_len(adapter,
 932                                                        LANCER_VPD_PF_FILE);
 933                 else
 934                         return lancer_cmd_get_file_len(adapter,
 935                                                        LANCER_VPD_VF_FILE);
 936         } else {
 937                 return BE_READ_SEEPROM_LEN;
 938         }
 939 }
 940
 941 static int be_read_eeprom(struct net_device *netdev,
 942                           struct ethtool_eeprom *eeprom, uint8_t *data)
 943 {
 944         struct be_adapter *adapter = netdev_priv(netdev);
 945         struct be_dma_mem eeprom_cmd;
 946         struct be_cmd_resp_seeprom_read *resp;
 947         int status;
 948
 949         if (!eeprom->len)
 950                 return -EINVAL;
 951
 952         if (lancer_chip(adapter)) {
 953                 if (be_physfn(adapter))
 954                         return lancer_cmd_read_file(adapter, LANCER_VPD_PF_FILE,
 955                                                     eeprom->len, data);
 956                 else
 957                         return lancer_cmd_read_file(adapter, LANCER_VPD_VF_FILE,
 958                                                     eeprom->len, data);
 959         }
 960
 961         eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16);
 962
 963         memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem));
 964         eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read);
 965         eeprom_cmd.va = dma_zalloc_coherent(&adapter->pdev->dev,
 966                                             eeprom_cmd.size, &eeprom_cmd.dma,
 967                                             GFP_KERNEL);
 968
 969         if (!eeprom_cmd.va)
 970                 return -ENOMEM;
 971
 972         status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd);
 973
 974         if (!status) {
 975                 resp = eeprom_cmd.va;
 976                 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len);
 977         }
 978         dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va,
 979                           eeprom_cmd.dma);
 980
 981         return be_cmd_status(status);
 982 }
 983
 984 static u32 be_get_msg_level(struct net_device *netdev)
 985 {
 986         struct be_adapter *adapter = netdev_priv(netdev);
 987
 988         return adapter->msg_enable;
 989 }
 990
 991 static void be_set_msg_level(struct net_device *netdev, u32 level)
 992 {
 993         struct be_adapter *adapter = netdev_priv(netdev);
 994
 995         if (adapter->msg_enable == level)
 996                 return;
 997
 998         if ((level & NETIF_MSG_HW) != (adapter->msg_enable & NETIF_MSG_HW))
 999                 if (BEx_chip(adapter))
1000                         be_cmd_set_fw_log_level(adapter, level & NETIF_MSG_HW ?
1001                                                 FW_LOG_LEVEL_DEFAULT :
1002                                                 FW_LOG_LEVEL_FATAL);
1003         adapter->msg_enable = level;
1004 }
1005
1006 static u64 be_get_rss_hash_opts(struct be_adapter *adapter, u64 flow_type)
1007 {
1008         u64 data = 0;
1009
1010         switch (flow_type) {
1011         case TCP_V4_FLOW:
1012                 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4)
1013                         data |= RXH_IP_DST | RXH_IP_SRC;
1014                 if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV4)
1015                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1016                 break;
1017         case UDP_V4_FLOW:
1018                 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4)
1019                         data |= RXH_IP_DST | RXH_IP_SRC;
1020                 if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV4)
1021                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1022                 break;
1023         case TCP_V6_FLOW:
1024                 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6)
1025                         data |= RXH_IP_DST | RXH_IP_SRC;
1026                 if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV6)
1027                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1028                 break;
1029         case UDP_V6_FLOW:
1030                 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6)
1031                         data |= RXH_IP_DST | RXH_IP_SRC;
1032                 if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV6)
1033                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1034                 break;
1035         }
1036
1037         return data;
1038 }
1039
1040 static int be_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd,
1041                         u32 *rule_locs)
1042 {
1043         struct be_adapter *adapter = netdev_priv(netdev);
1044
1045         if (!be_multi_rxq(adapter)) {
1046                 dev_info(&adapter->pdev->dev,
1047                          "ethtool::get_rxnfc: RX flow hashing is disabled\n");
1048                 return -EINVAL;
1049         }
1050
1051         switch (cmd->cmd) {
1052         case ETHTOOL_GRXFH:
1053                 cmd->data = be_get_rss_hash_opts(adapter, cmd->flow_type);
1054                 break;
1055         case ETHTOOL_GRXRINGS:
1056                 cmd->data = adapter->num_rx_qs - 1;
1057                 break;
1058         default:
1059                 return -EINVAL;
1060         }
1061
1062         return 0;
1063 }
1064
1065 static int be_set_rss_hash_opts(struct be_adapter *adapter,
1066                                 struct ethtool_rxnfc *cmd)
1067 {
1068         struct be_rx_obj *rxo;
1069         int status = 0, i, j;
1070         u8 rsstable[128];
1071         u32 rss_flags = adapter->rss_info.rss_flags;
1072
1073         if (cmd->data != L3_RSS_FLAGS &&
1074             cmd->data != (L3_RSS_FLAGS | L4_RSS_FLAGS))
1075                 return -EINVAL;
1076
1077         switch (cmd->flow_type) {
1078         case TCP_V4_FLOW:
1079                 if (cmd->data == L3_RSS_FLAGS)
1080                         rss_flags &= ~RSS_ENABLE_TCP_IPV4;
1081                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1082                         rss_flags |= RSS_ENABLE_IPV4 |
1083                                         RSS_ENABLE_TCP_IPV4;
1084                 break;
1085         case TCP_V6_FLOW:
1086                 if (cmd->data == L3_RSS_FLAGS)
1087                         rss_flags &= ~RSS_ENABLE_TCP_IPV6;
1088                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1089                         rss_flags |= RSS_ENABLE_IPV6 |
1090                                         RSS_ENABLE_TCP_IPV6;
1091                 break;
1092         case UDP_V4_FLOW:
1093                 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
1094                     BEx_chip(adapter))
1095                         return -EINVAL;
1096
1097                 if (cmd->data == L3_RSS_FLAGS)
1098                         rss_flags &= ~RSS_ENABLE_UDP_IPV4;
1099                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1100                         rss_flags |= RSS_ENABLE_IPV4 |
1101                                         RSS_ENABLE_UDP_IPV4;
1102                 break;
1103         case UDP_V6_FLOW:
1104                 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
1105                     BEx_chip(adapter))
1106                         return -EINVAL;
1107
1108                 if (cmd->data == L3_RSS_FLAGS)
1109                         rss_flags &= ~RSS_ENABLE_UDP_IPV6;
1110                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1111                         rss_flags |= RSS_ENABLE_IPV6 |
1112                                         RSS_ENABLE_UDP_IPV6;
1113                 break;
1114         default:
1115                 return -EINVAL;
1116         }
1117
1118         if (rss_flags == adapter->rss_info.rss_flags)
1119                 return status;
1120
1121         if (be_multi_rxq(adapter)) {
1122                 for (j = 0; j < 128; j += adapter->num_rss_qs) {
1123                         for_all_rss_queues(adapter, rxo, i) {
1124                                 if ((j + i) >= 128)
1125                                         break;
1126                                 rsstable[j + i] = rxo->rss_id;
1127                         }
1128                 }
1129         }
1130
1131         status = be_cmd_rss_config(adapter, adapter->rss_info.rsstable,
1132                                    rss_flags, 128, adapter->rss_info.rss_hkey);
1133         if (!status)
1134                 adapter->rss_info.rss_flags = rss_flags;
1135
1136         return be_cmd_status(status);
1137 }
1138
1139 static int be_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd)
1140 {
1141         struct be_adapter *adapter = netdev_priv(netdev);
1142         int status = 0;
1143
1144         if (!be_multi_rxq(adapter)) {
1145                 dev_err(&adapter->pdev->dev,
1146                         "ethtool::set_rxnfc: RX flow hashing is disabled\n");
1147                 return -EINVAL;
1148         }
1149
1150         switch (cmd->cmd) {
1151         case ETHTOOL_SRXFH:
1152                 status = be_set_rss_hash_opts(adapter, cmd);
1153                 break;
1154         default:
1155                 return -EINVAL;
1156         }
1157
1158         return status;
1159 }
1160
1161 static void be_get_channels(struct net_device *netdev,
1162                             struct ethtool_channels *ch)
1163 {
1164         struct be_adapter *adapter = netdev_priv(netdev);
1165
1166         ch->combined_count = adapter->num_evt_qs;
1167         ch->max_combined = be_max_qs(adapter);
1168 }
1169
1170 static int be_set_channels(struct net_device  *netdev,
1171                            struct ethtool_channels *ch)
1172 {
1173         struct be_adapter *adapter = netdev_priv(netdev);
1174         int status;
1175
1176         if (ch->rx_count || ch->tx_count || ch->other_count ||
1177             !ch->combined_count || ch->combined_count > be_max_qs(adapter))
1178                 return -EINVAL;
1179
1180         adapter->cfg_num_qs = ch->combined_count;
1181
1182         status = be_update_queues(adapter);
1183         return be_cmd_status(status);
1184 }
1185
1186 static u32 be_get_rxfh_indir_size(struct net_device *netdev)
1187 {
1188         return RSS_INDIR_TABLE_LEN;
1189 }
1190
1191 static u32 be_get_rxfh_key_size(struct net_device *netdev)
1192 {
1193         return RSS_HASH_KEY_LEN;
1194 }
1195
1196 static int be_get_rxfh(struct net_device *netdev, u32 *indir, u8 *hkey,
1197                        u8 *hfunc)
1198 {
1199         struct be_adapter *adapter = netdev_priv(netdev);
1200         int i;
1201         struct rss_info *rss = &adapter->rss_info;
1202
1203         if (indir) {
1204                 for (i = 0; i < RSS_INDIR_TABLE_LEN; i++)
1205                         indir[i] = rss->rss_queue[i];
1206         }
1207
1208         if (hkey)
1209                 memcpy(hkey, rss->rss_hkey, RSS_HASH_KEY_LEN);
1210
1211         if (hfunc)
1212                 *hfunc = ETH_RSS_HASH_TOP;
1213
1214         return 0;
1215 }
1216
1217 static int be_set_rxfh(struct net_device *netdev, const u32 *indir,
1218                        const u8 *hkey, const u8 hfunc)
1219 {
1220         int rc = 0, i, j;
1221         struct be_adapter *adapter = netdev_priv(netdev);
1222         u8 rsstable[RSS_INDIR_TABLE_LEN];
1223
1224         /* We do not allow change in unsupported parameters */
1225         if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)
1226                 return -EOPNOTSUPP;
1227
1228         if (indir) {
1229                 struct be_rx_obj *rxo;
1230
1231                 for (i = 0; i < RSS_INDIR_TABLE_LEN; i++) {
1232                         j = indir[i];
1233                         rxo = &adapter->rx_obj[j];
1234                         rsstable[i] = rxo->rss_id;
1235                         adapter->rss_info.rss_queue[i] = j;
1236                 }
1237         } else {
1238                 memcpy(rsstable, adapter->rss_info.rsstable,
1239                        RSS_INDIR_TABLE_LEN);
1240         }
1241
1242         if (!hkey)
1243                 hkey =  adapter->rss_info.rss_hkey;
1244
1245         rc = be_cmd_rss_config(adapter, rsstable,
1246                                adapter->rss_info.rss_flags,
1247                                RSS_INDIR_TABLE_LEN, hkey);
1248         if (rc) {
1249                 adapter->rss_info.rss_flags = RSS_ENABLE_NONE;
1250                 return -EIO;
1251         }
1252         memcpy(adapter->rss_info.rss_hkey, hkey, RSS_HASH_KEY_LEN);
1253         memcpy(adapter->rss_info.rsstable, rsstable,
1254                RSS_INDIR_TABLE_LEN);
1255         return 0;
1256 }
1257
1258 static int be_get_module_info(struct net_device *netdev,
1259                               struct ethtool_modinfo *modinfo)
1260 {
1261         struct be_adapter *adapter = netdev_priv(netdev);
1262         u8 page_data[PAGE_DATA_LEN];
1263         int status;
1264
1265         if (!check_privilege(adapter, MAX_PRIVILEGES))
1266                 return -EOPNOTSUPP;
1267
1268         status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
1269                                                    page_data);
1270         if (!status) {
1271                 if (!page_data[SFP_PLUS_SFF_8472_COMP]) {
1272                         modinfo->type = ETH_MODULE_SFF_8079;
1273                         modinfo->eeprom_len = PAGE_DATA_LEN;
1274                 } else {
1275                         modinfo->type = ETH_MODULE_SFF_8472;
1276                         modinfo->eeprom_len = 2 * PAGE_DATA_LEN;
1277                 }
1278         }
1279         return be_cmd_status(status);
1280 }
1281
1282 static int be_get_module_eeprom(struct net_device *netdev,
1283                                 struct ethtool_eeprom *eeprom, u8 *data)
1284 {
1285         struct be_adapter *adapter = netdev_priv(netdev);
1286         int status;
1287
1288         if (!check_privilege(adapter, MAX_PRIVILEGES))
1289                 return -EOPNOTSUPP;
1290
1291         status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
1292                                                    data);
1293         if (status)
1294                 goto err;
1295
1296         if (eeprom->offset + eeprom->len > PAGE_DATA_LEN) {
1297                 status = be_cmd_read_port_transceiver_data(adapter,
1298                                                            TR_PAGE_A2,
1299                                                            data +
1300                                                            PAGE_DATA_LEN);
1301                 if (status)
1302                         goto err;
1303         }
1304         if (eeprom->offset)
1305                 memcpy(data, data + eeprom->offset, eeprom->len);
1306 err:
1307         return be_cmd_status(status);
1308 }
1309
1310 const struct ethtool_ops be_ethtool_ops = {
1311         .get_settings = be_get_settings,
1312         .get_drvinfo = be_get_drvinfo,
1313         .get_wol = be_get_wol,
1314         .set_wol = be_set_wol,
1315         .get_link = ethtool_op_get_link,
1316         .get_eeprom_len = be_get_eeprom_len,
1317         .get_eeprom = be_read_eeprom,
1318         .get_coalesce = be_get_coalesce,
1319         .set_coalesce = be_set_coalesce,
1320         .get_ringparam = be_get_ringparam,
1321         .get_pauseparam = be_get_pauseparam,
1322         .set_pauseparam = be_set_pauseparam,
1323         .get_strings = be_get_stat_strings,
1324         .set_phys_id = be_set_phys_id,
1325         .set_dump = be_set_dump,
1326         .get_msglevel = be_get_msg_level,
1327         .set_msglevel = be_set_msg_level,
1328         .get_sset_count = be_get_sset_count,
1329         .get_ethtool_stats = be_get_ethtool_stats,
1330         .get_regs_len = be_get_reg_len,
1331         .get_regs = be_get_regs,
1332         .flash_device = be_do_flash,
1333         .self_test = be_self_test,
1334         .get_rxnfc = be_get_rxnfc,
1335         .set_rxnfc = be_set_rxnfc,
1336         .get_rxfh_indir_size = be_get_rxfh_indir_size,
1337         .get_rxfh_key_size = be_get_rxfh_key_size,
1338         .get_rxfh = be_get_rxfh,
1339         .set_rxfh = be_set_rxfh,
1340         .get_channels = be_get_channels,
1341         .set_channels = be_set_channels,
1342         .get_module_info = be_get_module_info,
1343         .get_module_eeprom = be_get_module_eeprom
1344 };