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

   1 /*
   2  * Copyright (C) 2005 - 2016 Broadcom
   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_sge_err)},
 193         {DRVSTAT_TX_INFO(tx_bytes)},
 194         {DRVSTAT_TX_INFO(tx_pkts)},
 195         {DRVSTAT_TX_INFO(tx_vxlan_offload_pkts)},
 196         /* Number of skbs queued for trasmission by the driver */
 197         {DRVSTAT_TX_INFO(tx_reqs)},
 198         /* Number of times the TX queue was stopped due to lack
 199          * of spaces in the TXQ.
 200          */
 201         {DRVSTAT_TX_INFO(tx_stops)},
 202         /* Pkts dropped in the driver's transmit path */
 203         {DRVSTAT_TX_INFO(tx_drv_drops)}
 204 };
 205
 206 #define ETHTOOL_TXSTATS_NUM (ARRAY_SIZE(et_tx_stats))
 207
 208 static const char et_self_tests[][ETH_GSTRING_LEN] = {
 209         "MAC Loopback test",
 210         "PHY Loopback test",
 211         "External Loopback test",
 212         "DDR DMA test",
 213         "Link test"
 214 };
 215
 216 #define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests)
 217 #define BE_MAC_LOOPBACK 0x0
 218 #define BE_PHY_LOOPBACK 0x1
 219 #define BE_ONE_PORT_EXT_LOOPBACK 0x2
 220 #define BE_NO_LOOPBACK 0xff
 221
 222 static void be_get_drvinfo(struct net_device *netdev,
 223                            struct ethtool_drvinfo *drvinfo)
 224 {
 225         struct be_adapter *adapter = netdev_priv(netdev);
 226
 227         strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
 228         strlcpy(drvinfo->version, DRV_VER, sizeof(drvinfo->version));
 229         if (!memcmp(adapter->fw_ver, adapter->fw_on_flash, FW_VER_LEN))
 230                 strlcpy(drvinfo->fw_version, adapter->fw_ver,
 231                         sizeof(drvinfo->fw_version));
 232         else
 233                 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
 234                          "%s [%s]", adapter->fw_ver, adapter->fw_on_flash);
 235
 236         strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
 237                 sizeof(drvinfo->bus_info));
 238 }
 239
 240 static u32 lancer_cmd_get_file_len(struct be_adapter *adapter, u8 *file_name)
 241 {
 242         u32 data_read = 0, eof;
 243         u8 addn_status;
 244         struct be_dma_mem data_len_cmd;
 245
 246         memset(&data_len_cmd, 0, sizeof(data_len_cmd));
 247         /* data_offset and data_size should be 0 to get reg len */
 248         lancer_cmd_read_object(adapter, &data_len_cmd, 0, 0, file_name,
 249                                &data_read, &eof, &addn_status);
 250
 251         return data_read;
 252 }
 253
 254 static int be_get_dump_len(struct be_adapter *adapter)
 255 {
 256         u32 dump_size = 0;
 257
 258         if (lancer_chip(adapter))
 259                 dump_size = lancer_cmd_get_file_len(adapter,
 260                                                     LANCER_FW_DUMP_FILE);
 261         else
 262                 dump_size = adapter->fat_dump_len;
 263
 264         return dump_size;
 265 }
 266
 267 static int lancer_cmd_read_file(struct be_adapter *adapter, u8 *file_name,
 268                                 u32 buf_len, void *buf)
 269 {
 270         struct be_dma_mem read_cmd;
 271         u32 read_len = 0, total_read_len = 0, chunk_size;
 272         u32 eof = 0;
 273         u8 addn_status;
 274         int status = 0;
 275
 276         read_cmd.size = LANCER_READ_FILE_CHUNK;
 277         read_cmd.va = dma_alloc_coherent(&adapter->pdev->dev, read_cmd.size,
 278                                          &read_cmd.dma, GFP_ATOMIC);
 279
 280         if (!read_cmd.va) {
 281                 dev_err(&adapter->pdev->dev,
 282                         "Memory allocation failure while reading dump\n");
 283                 return -ENOMEM;
 284         }
 285
 286         while ((total_read_len < buf_len) && !eof) {
 287                 chunk_size = min_t(u32, (buf_len - total_read_len),
 288                                    LANCER_READ_FILE_CHUNK);
 289                 chunk_size = ALIGN(chunk_size, 4);
 290                 status = lancer_cmd_read_object(adapter, &read_cmd, chunk_size,
 291                                                 total_read_len, file_name,
 292                                                 &read_len, &eof, &addn_status);
 293                 if (!status) {
 294                         memcpy(buf + total_read_len, read_cmd.va, read_len);
 295                         total_read_len += read_len;
 296                         eof &= LANCER_READ_FILE_EOF_MASK;
 297                 } else {
 298                         status = -EIO;
 299                         break;
 300                 }
 301         }
 302         dma_free_coherent(&adapter->pdev->dev, read_cmd.size, read_cmd.va,
 303                           read_cmd.dma);
 304
 305         return status;
 306 }
 307
 308 static int be_read_dump_data(struct be_adapter *adapter, u32 dump_len,
 309                              void *buf)
 310 {
 311         int status = 0;
 312
 313         if (lancer_chip(adapter))
 314                 status = lancer_cmd_read_file(adapter, LANCER_FW_DUMP_FILE,
 315                                               dump_len, buf);
 316         else
 317                 status = be_cmd_get_fat_dump(adapter, dump_len, buf);
 318
 319         return status;
 320 }
 321
 322 static int be_get_coalesce(struct net_device *netdev,
 323                            struct ethtool_coalesce *et)
 324 {
 325         struct be_adapter *adapter = netdev_priv(netdev);
 326         struct be_aic_obj *aic = &adapter->aic_obj[0];
 327
 328         et->rx_coalesce_usecs = aic->prev_eqd;
 329         et->rx_coalesce_usecs_high = aic->max_eqd;
 330         et->rx_coalesce_usecs_low = aic->min_eqd;
 331
 332         et->tx_coalesce_usecs = aic->prev_eqd;
 333         et->tx_coalesce_usecs_high = aic->max_eqd;
 334         et->tx_coalesce_usecs_low = aic->min_eqd;
 335
 336         et->use_adaptive_rx_coalesce = aic->enable;
 337         et->use_adaptive_tx_coalesce = aic->enable;
 338
 339         return 0;
 340 }
 341
 342 /* TX attributes are ignored. Only RX attributes are considered
 343  * eqd cmd is issued in the worker thread.
 344  */
 345 static int be_set_coalesce(struct net_device *netdev,
 346                            struct ethtool_coalesce *et)
 347 {
 348         struct be_adapter *adapter = netdev_priv(netdev);
 349         struct be_aic_obj *aic = &adapter->aic_obj[0];
 350         struct be_eq_obj *eqo;
 351         int i;
 352
 353         for_all_evt_queues(adapter, eqo, i) {
 354                 aic->enable = et->use_adaptive_rx_coalesce;
 355                 aic->max_eqd = min(et->rx_coalesce_usecs_high, BE_MAX_EQD);
 356                 aic->min_eqd = min(et->rx_coalesce_usecs_low, aic->max_eqd);
 357                 aic->et_eqd = min(et->rx_coalesce_usecs, aic->max_eqd);
 358                 aic->et_eqd = max(aic->et_eqd, aic->min_eqd);
 359                 aic++;
 360         }
 361
 362         /* For Skyhawk, the EQD setting happens via EQ_DB when AIC is enabled.
 363          * When AIC is disabled, persistently force set EQD value via the
 364          * FW cmd, so that we don't have to calculate the delay multiplier
 365          * encode value each time EQ_DB is rung
 366          */
 367         if (!et->use_adaptive_rx_coalesce && skyhawk_chip(adapter))
 368                 be_eqd_update(adapter, true);
 369
 370         return 0;
 371 }
 372
 373 static void be_get_ethtool_stats(struct net_device *netdev,
 374                                  struct ethtool_stats *stats, uint64_t *data)
 375 {
 376         struct be_adapter *adapter = netdev_priv(netdev);
 377         struct be_rx_obj *rxo;
 378         struct be_tx_obj *txo;
 379         void *p;
 380         unsigned int i, j, base = 0, start;
 381
 382         for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 383                 p = (u8 *)&adapter->drv_stats + et_stats[i].offset;
 384                 data[i] = *(u32 *)p;
 385         }
 386         base += ETHTOOL_STATS_NUM;
 387
 388         for_all_rx_queues(adapter, rxo, j) {
 389                 struct be_rx_stats *stats = rx_stats(rxo);
 390
 391                 do {
 392                         start = u64_stats_fetch_begin_irq(&stats->sync);
 393                         data[base] = stats->rx_bytes;
 394                         data[base + 1] = stats->rx_pkts;
 395                 } while (u64_stats_fetch_retry_irq(&stats->sync, start));
 396
 397                 for (i = 2; i < ETHTOOL_RXSTATS_NUM; i++) {
 398                         p = (u8 *)stats + et_rx_stats[i].offset;
 399                         data[base + i] = *(u32 *)p;
 400                 }
 401                 base += ETHTOOL_RXSTATS_NUM;
 402         }
 403
 404         for_all_tx_queues(adapter, txo, j) {
 405                 struct be_tx_stats *stats = tx_stats(txo);
 406
 407                 do {
 408                         start = u64_stats_fetch_begin_irq(&stats->sync_compl);
 409                         data[base] = stats->tx_compl;
 410                 } while (u64_stats_fetch_retry_irq(&stats->sync_compl, start));
 411
 412                 do {
 413                         start = u64_stats_fetch_begin_irq(&stats->sync);
 414                         for (i = 1; i < ETHTOOL_TXSTATS_NUM; i++) {
 415                                 p = (u8 *)stats + et_tx_stats[i].offset;
 416                                 data[base + i] =
 417                                         (et_tx_stats[i].size == sizeof(u64)) ?
 418                                                 *(u64 *)p : *(u32 *)p;
 419                         }
 420                 } while (u64_stats_fetch_retry_irq(&stats->sync, start));
 421                 base += ETHTOOL_TXSTATS_NUM;
 422         }
 423 }
 424
 425 static const char be_priv_flags[][ETH_GSTRING_LEN] = {
 426         "disable-tpe-recovery"
 427 };
 428
 429 static void be_get_stat_strings(struct net_device *netdev, uint32_t stringset,
 430                                 uint8_t *data)
 431 {
 432         struct be_adapter *adapter = netdev_priv(netdev);
 433         int i, j;
 434
 435         switch (stringset) {
 436         case ETH_SS_STATS:
 437                 for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
 438                         memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN);
 439                         data += ETH_GSTRING_LEN;
 440                 }
 441                 for (i = 0; i < adapter->num_rx_qs; i++) {
 442                         for (j = 0; j < ETHTOOL_RXSTATS_NUM; j++) {
 443                                 sprintf(data, "rxq%d: %s", i,
 444                                         et_rx_stats[j].desc);
 445                                 data += ETH_GSTRING_LEN;
 446                         }
 447                 }
 448                 for (i = 0; i < adapter->num_tx_qs; i++) {
 449                         for (j = 0; j < ETHTOOL_TXSTATS_NUM; j++) {
 450                                 sprintf(data, "txq%d: %s", i,
 451                                         et_tx_stats[j].desc);
 452                                 data += ETH_GSTRING_LEN;
 453                         }
 454                 }
 455                 break;
 456         case ETH_SS_TEST:
 457                 for (i = 0; i < ETHTOOL_TESTS_NUM; i++) {
 458                         memcpy(data, et_self_tests[i], ETH_GSTRING_LEN);
 459                         data += ETH_GSTRING_LEN;
 460                 }
 461                 break;
 462         case ETH_SS_PRIV_FLAGS:
 463                 for (i = 0; i < ARRAY_SIZE(be_priv_flags); i++)
 464                         strcpy(data + i * ETH_GSTRING_LEN, be_priv_flags[i]);
 465                 break;
 466         }
 467 }
 468
 469 static int be_get_sset_count(struct net_device *netdev, int stringset)
 470 {
 471         struct be_adapter *adapter = netdev_priv(netdev);
 472
 473         switch (stringset) {
 474         case ETH_SS_TEST:
 475                 return ETHTOOL_TESTS_NUM;
 476         case ETH_SS_STATS:
 477                 return ETHTOOL_STATS_NUM +
 478                         adapter->num_rx_qs * ETHTOOL_RXSTATS_NUM +
 479                         adapter->num_tx_qs * ETHTOOL_TXSTATS_NUM;
 480         case ETH_SS_PRIV_FLAGS:
 481                 return ARRAY_SIZE(be_priv_flags);
 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                 /* fall through */
 579         case PHY_TYPE_SFP_PLUS_10GB:
 580         case PHY_TYPE_XFP_10GB:
 581         case PHY_TYPE_SFP_1GB:
 582                 val |= SUPPORTED_FIBRE;
 583                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 584                         val |= SUPPORTED_10000baseT_Full;
 585                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 586                         val |= SUPPORTED_1000baseT_Full;
 587                 break;
 588         case PHY_TYPE_BASET_10GB:
 589                 val |= SUPPORTED_TP;
 590                 if (if_speeds & BE_SUPPORTED_SPEED_10GBPS)
 591                         val |= SUPPORTED_10000baseT_Full;
 592                 if (if_speeds & BE_SUPPORTED_SPEED_1GBPS)
 593                         val |= SUPPORTED_1000baseT_Full;
 594                 if (if_speeds & BE_SUPPORTED_SPEED_100MBPS)
 595                         val |= SUPPORTED_100baseT_Full;
 596                 break;
 597         default:
 598                 val |= SUPPORTED_TP;
 599         }
 600
 601         return val;
 602 }
 603
 604 bool be_pause_supported(struct be_adapter *adapter)
 605 {
 606         return (adapter->phy.interface_type == PHY_TYPE_SFP_PLUS_10GB ||
 607                 adapter->phy.interface_type == PHY_TYPE_XFP_10GB) ?
 608                 false : true;
 609 }
 610
 611 static int be_get_link_ksettings(struct net_device *netdev,
 612                                  struct ethtool_link_ksettings *cmd)
 613 {
 614         struct be_adapter *adapter = netdev_priv(netdev);
 615         u8 link_status;
 616         u16 link_speed = 0;
 617         int status;
 618         u32 auto_speeds;
 619         u32 fixed_speeds;
 620         u32 supported = 0, advertising = 0;
 621
 622         if (adapter->phy.link_speed < 0) {
 623                 status = be_cmd_link_status_query(adapter, &link_speed,
 624                                                   &link_status, 0);
 625                 if (!status)
 626                         be_link_status_update(adapter, link_status);
 627                 cmd->base.speed = link_speed;
 628
 629                 status = be_cmd_get_phy_info(adapter);
 630                 if (!status) {
 631                         auto_speeds = adapter->phy.auto_speeds_supported;
 632                         fixed_speeds = adapter->phy.fixed_speeds_supported;
 633
 634                         be_cmd_query_cable_type(adapter);
 635
 636                         supported =
 637                                 convert_to_et_setting(adapter,
 638                                                       auto_speeds |
 639                                                       fixed_speeds);
 640                         advertising =
 641                                 convert_to_et_setting(adapter, auto_speeds);
 642
 643                         cmd->base.port = be_get_port_type(adapter);
 644
 645                         if (adapter->phy.auto_speeds_supported) {
 646                                 supported |= SUPPORTED_Autoneg;
 647                                 cmd->base.autoneg = AUTONEG_ENABLE;
 648                                 advertising |= ADVERTISED_Autoneg;
 649                         }
 650
 651                         supported |= SUPPORTED_Pause;
 652                         if (be_pause_supported(adapter))
 653                                 advertising |= ADVERTISED_Pause;
 654                 } else {
 655                         cmd->base.port = PORT_OTHER;
 656                         cmd->base.autoneg = AUTONEG_DISABLE;
 657                 }
 658
 659                 /* Save for future use */
 660                 adapter->phy.link_speed = cmd->base.speed;
 661                 adapter->phy.port_type = cmd->base.port;
 662                 adapter->phy.autoneg = cmd->base.autoneg;
 663                 adapter->phy.advertising = advertising;
 664                 adapter->phy.supported = supported;
 665         } else {
 666                 cmd->base.speed = adapter->phy.link_speed;
 667                 cmd->base.port = adapter->phy.port_type;
 668                 cmd->base.autoneg = adapter->phy.autoneg;
 669                 advertising = adapter->phy.advertising;
 670                 supported = adapter->phy.supported;
 671         }
 672
 673         cmd->base.duplex = netif_carrier_ok(netdev) ?
 674                 DUPLEX_FULL : DUPLEX_UNKNOWN;
 675         cmd->base.phy_address = adapter->port_num;
 676
 677         ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
 678                                                 supported);
 679         ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising,
 680                                                 advertising);
 681
 682         return 0;
 683 }
 684
 685 static void be_get_ringparam(struct net_device *netdev,
 686                              struct ethtool_ringparam *ring)
 687 {
 688         struct be_adapter *adapter = netdev_priv(netdev);
 689
 690         ring->rx_max_pending = adapter->rx_obj[0].q.len;
 691         ring->rx_pending = adapter->rx_obj[0].q.len;
 692         ring->tx_max_pending = adapter->tx_obj[0].q.len;
 693         ring->tx_pending = adapter->tx_obj[0].q.len;
 694 }
 695
 696 static void
 697 be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 698 {
 699         struct be_adapter *adapter = netdev_priv(netdev);
 700
 701         be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause);
 702         ecmd->autoneg = adapter->phy.fc_autoneg;
 703 }
 704
 705 static int
 706 be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 707 {
 708         struct be_adapter *adapter = netdev_priv(netdev);
 709         int status;
 710
 711         if (ecmd->autoneg != adapter->phy.fc_autoneg)
 712                 return -EINVAL;
 713
 714         status = be_cmd_set_flow_control(adapter, ecmd->tx_pause,
 715                                          ecmd->rx_pause);
 716         if (status) {
 717                 dev_warn(&adapter->pdev->dev, "Pause param set failed\n");
 718                 return be_cmd_status(status);
 719         }
 720
 721         adapter->tx_fc = ecmd->tx_pause;
 722         adapter->rx_fc = ecmd->rx_pause;
 723         return 0;
 724 }
 725
 726 static int be_set_phys_id(struct net_device *netdev,
 727                           enum ethtool_phys_id_state state)
 728 {
 729         struct be_adapter *adapter = netdev_priv(netdev);
 730         int status = 0;
 731
 732         switch (state) {
 733         case ETHTOOL_ID_ACTIVE:
 734                 status = be_cmd_get_beacon_state(adapter, adapter->hba_port_num,
 735                                                  &adapter->beacon_state);
 736                 if (status)
 737                         return be_cmd_status(status);
 738                 return 1;       /* cycle on/off once per second */
 739
 740         case ETHTOOL_ID_ON:
 741                 status = be_cmd_set_beacon_state(adapter, adapter->hba_port_num,
 742                                                  0, 0, BEACON_STATE_ENABLED);
 743                 break;
 744
 745         case ETHTOOL_ID_OFF:
 746                 status = be_cmd_set_beacon_state(adapter, adapter->hba_port_num,
 747                                                  0, 0, BEACON_STATE_DISABLED);
 748                 break;
 749
 750         case ETHTOOL_ID_INACTIVE:
 751                 status = be_cmd_set_beacon_state(adapter, adapter->hba_port_num,
 752                                                  0, 0, adapter->beacon_state);
 753         }
 754
 755         return be_cmd_status(status);
 756 }
 757
 758 static int be_set_dump(struct net_device *netdev, struct ethtool_dump *dump)
 759 {
 760         struct be_adapter *adapter = netdev_priv(netdev);
 761         struct device *dev = &adapter->pdev->dev;
 762         int status;
 763
 764         if (!lancer_chip(adapter) ||
 765             !check_privilege(adapter, MAX_PRIVILEGES))
 766                 return -EOPNOTSUPP;
 767
 768         switch (dump->flag) {
 769         case LANCER_INITIATE_FW_DUMP:
 770                 status = lancer_initiate_dump(adapter);
 771                 if (!status)
 772                         dev_info(dev, "FW dump initiated successfully\n");
 773                 break;
 774         case LANCER_DELETE_FW_DUMP:
 775                 status = lancer_delete_dump(adapter);
 776                 if (!status)
 777                         dev_info(dev, "FW dump deleted successfully\n");
 778         break;
 779         default:
 780                 dev_err(dev, "Invalid dump level: 0x%x\n", dump->flag);
 781                 return -EINVAL;
 782         }
 783         return status;
 784 }
 785
 786 static void be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 787 {
 788         struct be_adapter *adapter = netdev_priv(netdev);
 789
 790         if (adapter->wol_cap & BE_WOL_CAP) {
 791                 wol->supported |= WAKE_MAGIC;
 792                 if (adapter->wol_en)
 793                         wol->wolopts |= WAKE_MAGIC;
 794         } else {
 795                 wol->wolopts = 0;
 796         }
 797         memset(&wol->sopass, 0, sizeof(wol->sopass));
 798 }
 799
 800 static int be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 801 {
 802         struct be_adapter *adapter = netdev_priv(netdev);
 803         struct device *dev = &adapter->pdev->dev;
 804         struct be_dma_mem cmd;
 805         u8 mac[ETH_ALEN];
 806         bool enable;
 807         int status;
 808
 809         if (wol->wolopts & ~WAKE_MAGIC)
 810                 return -EOPNOTSUPP;
 811
 812         if (!(adapter->wol_cap & BE_WOL_CAP)) {
 813                 dev_warn(&adapter->pdev->dev, "WOL not supported\n");
 814                 return -EOPNOTSUPP;
 815         }
 816
 817         cmd.size = sizeof(struct be_cmd_req_acpi_wol_magic_config);
 818         cmd.va = dma_alloc_coherent(dev, cmd.size, &cmd.dma, GFP_KERNEL);
 819         if (!cmd.va)
 820                 return -ENOMEM;
 821
 822         eth_zero_addr(mac);
 823
 824         enable = wol->wolopts & WAKE_MAGIC;
 825         if (enable)
 826                 ether_addr_copy(mac, adapter->netdev->dev_addr);
 827
 828         status = be_cmd_enable_magic_wol(adapter, mac, &cmd);
 829         if (status) {
 830                 dev_err(dev, "Could not set Wake-on-lan mac address\n");
 831                 status = be_cmd_status(status);
 832                 goto err;
 833         }
 834
 835         pci_enable_wake(adapter->pdev, PCI_D3hot, enable);
 836         pci_enable_wake(adapter->pdev, PCI_D3cold, enable);
 837
 838         adapter->wol_en = enable ? true : false;
 839
 840 err:
 841         dma_free_coherent(dev, cmd.size, cmd.va, cmd.dma);
 842         return status;
 843 }
 844
 845 static int be_test_ddr_dma(struct be_adapter *adapter)
 846 {
 847         int ret, i;
 848         struct be_dma_mem ddrdma_cmd;
 849         static const u64 pattern[2] = {
 850                 0x5a5a5a5a5a5a5a5aULL, 0xa5a5a5a5a5a5a5a5ULL
 851         };
 852
 853         ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test);
 854         ddrdma_cmd.va = dma_alloc_coherent(&adapter->pdev->dev,
 855                                            ddrdma_cmd.size, &ddrdma_cmd.dma,
 856                                            GFP_KERNEL);
 857         if (!ddrdma_cmd.va)
 858                 return -ENOMEM;
 859
 860         for (i = 0; i < 2; i++) {
 861                 ret = be_cmd_ddr_dma_test(adapter, pattern[i],
 862                                           4096, &ddrdma_cmd);
 863                 if (ret != 0)
 864                         goto err;
 865         }
 866
 867 err:
 868         dma_free_coherent(&adapter->pdev->dev, ddrdma_cmd.size, ddrdma_cmd.va,
 869                           ddrdma_cmd.dma);
 870         return be_cmd_status(ret);
 871 }
 872
 873 static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type,
 874                             u64 *status)
 875 {
 876         int ret;
 877
 878         ret = be_cmd_set_loopback(adapter, adapter->hba_port_num,
 879                                   loopback_type, 1);
 880         if (ret)
 881                 return ret;
 882
 883         *status = be_cmd_loopback_test(adapter, adapter->hba_port_num,
 884                                        loopback_type, 1500, 2, 0xabc);
 885
 886         ret = be_cmd_set_loopback(adapter, adapter->hba_port_num,
 887                                   BE_NO_LOOPBACK, 1);
 888         if (ret)
 889                 return ret;
 890
 891         return *status;
 892 }
 893
 894 static void be_self_test(struct net_device *netdev, struct ethtool_test *test,
 895                          u64 *data)
 896 {
 897         struct be_adapter *adapter = netdev_priv(netdev);
 898         int status;
 899         u8 link_status = 0;
 900
 901         if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC) {
 902                 dev_err(&adapter->pdev->dev, "Self test not supported\n");
 903                 test->flags |= ETH_TEST_FL_FAILED;
 904                 return;
 905         }
 906
 907         memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM);
 908
 909         if (test->flags & ETH_TEST_FL_OFFLINE) {
 910                 if (be_loopback_test(adapter, BE_MAC_LOOPBACK, &data[0]) != 0)
 911                         test->flags |= ETH_TEST_FL_FAILED;
 912
 913                 if (be_loopback_test(adapter, BE_PHY_LOOPBACK, &data[1]) != 0)
 914                         test->flags |= ETH_TEST_FL_FAILED;
 915
 916                 if (test->flags & ETH_TEST_FL_EXTERNAL_LB) {
 917                         if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK,
 918                                              &data[2]) != 0)
 919                                 test->flags |= ETH_TEST_FL_FAILED;
 920                         test->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE;
 921                 }
 922         }
 923
 924         if (!lancer_chip(adapter) && be_test_ddr_dma(adapter) != 0) {
 925                 data[3] = 1;
 926                 test->flags |= ETH_TEST_FL_FAILED;
 927         }
 928
 929         status = be_cmd_link_status_query(adapter, NULL, &link_status, 0);
 930         if (status) {
 931                 test->flags |= ETH_TEST_FL_FAILED;
 932                 data[4] = -1;
 933         } else if (!link_status) {
 934                 test->flags |= ETH_TEST_FL_FAILED;
 935                 data[4] = 1;
 936         }
 937 }
 938
 939 static int be_do_flash(struct net_device *netdev, struct ethtool_flash *efl)
 940 {
 941         struct be_adapter *adapter = netdev_priv(netdev);
 942
 943         return be_load_fw(adapter, efl->data);
 944 }
 945
 946 static int
 947 be_get_dump_flag(struct net_device *netdev, struct ethtool_dump *dump)
 948 {
 949         struct be_adapter *adapter = netdev_priv(netdev);
 950
 951         if (!check_privilege(adapter, MAX_PRIVILEGES))
 952                 return -EOPNOTSUPP;
 953
 954         dump->len = be_get_dump_len(adapter);
 955         dump->version = 1;
 956         dump->flag = 0x1;       /* FW dump is enabled */
 957         return 0;
 958 }
 959
 960 static int
 961 be_get_dump_data(struct net_device *netdev, struct ethtool_dump *dump,
 962                  void *buf)
 963 {
 964         struct be_adapter *adapter = netdev_priv(netdev);
 965         int status;
 966
 967         if (!check_privilege(adapter, MAX_PRIVILEGES))
 968                 return -EOPNOTSUPP;
 969
 970         status = be_read_dump_data(adapter, dump->len, buf);
 971         return be_cmd_status(status);
 972 }
 973
 974 static int be_get_eeprom_len(struct net_device *netdev)
 975 {
 976         struct be_adapter *adapter = netdev_priv(netdev);
 977
 978         if (!check_privilege(adapter, MAX_PRIVILEGES))
 979                 return 0;
 980
 981         if (lancer_chip(adapter)) {
 982                 if (be_physfn(adapter))
 983                         return lancer_cmd_get_file_len(adapter,
 984                                                        LANCER_VPD_PF_FILE);
 985                 else
 986                         return lancer_cmd_get_file_len(adapter,
 987                                                        LANCER_VPD_VF_FILE);
 988         } else {
 989                 return BE_READ_SEEPROM_LEN;
 990         }
 991 }
 992
 993 static int be_read_eeprom(struct net_device *netdev,
 994                           struct ethtool_eeprom *eeprom, uint8_t *data)
 995 {
 996         struct be_adapter *adapter = netdev_priv(netdev);
 997         struct be_dma_mem eeprom_cmd;
 998         struct be_cmd_resp_seeprom_read *resp;
 999         int status;
1000
1001         if (!eeprom->len)
1002                 return -EINVAL;
1003
1004         if (lancer_chip(adapter)) {
1005                 if (be_physfn(adapter))
1006                         return lancer_cmd_read_file(adapter, LANCER_VPD_PF_FILE,
1007                                                     eeprom->len, data);
1008                 else
1009                         return lancer_cmd_read_file(adapter, LANCER_VPD_VF_FILE,
1010                                                     eeprom->len, data);
1011         }
1012
1013         eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16);
1014
1015         memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem));
1016         eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read);
1017         eeprom_cmd.va = dma_alloc_coherent(&adapter->pdev->dev,
1018                                            eeprom_cmd.size, &eeprom_cmd.dma,
1019                                            GFP_KERNEL);
1020
1021         if (!eeprom_cmd.va)
1022                 return -ENOMEM;
1023
1024         status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd);
1025
1026         if (!status) {
1027                 resp = eeprom_cmd.va;
1028                 memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len);
1029         }
1030         dma_free_coherent(&adapter->pdev->dev, eeprom_cmd.size, eeprom_cmd.va,
1031                           eeprom_cmd.dma);
1032
1033         return be_cmd_status(status);
1034 }
1035
1036 static u32 be_get_msg_level(struct net_device *netdev)
1037 {
1038         struct be_adapter *adapter = netdev_priv(netdev);
1039
1040         return adapter->msg_enable;
1041 }
1042
1043 static void be_set_msg_level(struct net_device *netdev, u32 level)
1044 {
1045         struct be_adapter *adapter = netdev_priv(netdev);
1046
1047         if (adapter->msg_enable == level)
1048                 return;
1049
1050         if ((level & NETIF_MSG_HW) != (adapter->msg_enable & NETIF_MSG_HW))
1051                 if (BEx_chip(adapter))
1052                         be_cmd_set_fw_log_level(adapter, level & NETIF_MSG_HW ?
1053                                                 FW_LOG_LEVEL_DEFAULT :
1054                                                 FW_LOG_LEVEL_FATAL);
1055         adapter->msg_enable = level;
1056 }
1057
1058 static u64 be_get_rss_hash_opts(struct be_adapter *adapter, u64 flow_type)
1059 {
1060         u64 data = 0;
1061
1062         switch (flow_type) {
1063         case TCP_V4_FLOW:
1064                 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4)
1065                         data |= RXH_IP_DST | RXH_IP_SRC;
1066                 if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV4)
1067                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1068                 break;
1069         case UDP_V4_FLOW:
1070                 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV4)
1071                         data |= RXH_IP_DST | RXH_IP_SRC;
1072                 if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV4)
1073                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1074                 break;
1075         case TCP_V6_FLOW:
1076                 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6)
1077                         data |= RXH_IP_DST | RXH_IP_SRC;
1078                 if (adapter->rss_info.rss_flags & RSS_ENABLE_TCP_IPV6)
1079                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1080                 break;
1081         case UDP_V6_FLOW:
1082                 if (adapter->rss_info.rss_flags & RSS_ENABLE_IPV6)
1083                         data |= RXH_IP_DST | RXH_IP_SRC;
1084                 if (adapter->rss_info.rss_flags & RSS_ENABLE_UDP_IPV6)
1085                         data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
1086                 break;
1087         }
1088
1089         return data;
1090 }
1091
1092 static int be_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd,
1093                         u32 *rule_locs)
1094 {
1095         struct be_adapter *adapter = netdev_priv(netdev);
1096
1097         if (!be_multi_rxq(adapter)) {
1098                 dev_info(&adapter->pdev->dev,
1099                          "ethtool::get_rxnfc: RX flow hashing is disabled\n");
1100                 return -EINVAL;
1101         }
1102
1103         switch (cmd->cmd) {
1104         case ETHTOOL_GRXFH:
1105                 cmd->data = be_get_rss_hash_opts(adapter, cmd->flow_type);
1106                 break;
1107         case ETHTOOL_GRXRINGS:
1108                 cmd->data = adapter->num_rx_qs - 1;
1109                 break;
1110         default:
1111                 return -EINVAL;
1112         }
1113
1114         return 0;
1115 }
1116
1117 static int be_set_rss_hash_opts(struct be_adapter *adapter,
1118                                 struct ethtool_rxnfc *cmd)
1119 {
1120         int status;
1121         u32 rss_flags = adapter->rss_info.rss_flags;
1122
1123         if (cmd->data != L3_RSS_FLAGS &&
1124             cmd->data != (L3_RSS_FLAGS | L4_RSS_FLAGS))
1125                 return -EINVAL;
1126
1127         switch (cmd->flow_type) {
1128         case TCP_V4_FLOW:
1129                 if (cmd->data == L3_RSS_FLAGS)
1130                         rss_flags &= ~RSS_ENABLE_TCP_IPV4;
1131                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1132                         rss_flags |= RSS_ENABLE_IPV4 |
1133                                         RSS_ENABLE_TCP_IPV4;
1134                 break;
1135         case TCP_V6_FLOW:
1136                 if (cmd->data == L3_RSS_FLAGS)
1137                         rss_flags &= ~RSS_ENABLE_TCP_IPV6;
1138                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1139                         rss_flags |= RSS_ENABLE_IPV6 |
1140                                         RSS_ENABLE_TCP_IPV6;
1141                 break;
1142         case UDP_V4_FLOW:
1143                 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
1144                     BEx_chip(adapter))
1145                         return -EINVAL;
1146
1147                 if (cmd->data == L3_RSS_FLAGS)
1148                         rss_flags &= ~RSS_ENABLE_UDP_IPV4;
1149                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1150                         rss_flags |= RSS_ENABLE_IPV4 |
1151                                         RSS_ENABLE_UDP_IPV4;
1152                 break;
1153         case UDP_V6_FLOW:
1154                 if ((cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS)) &&
1155                     BEx_chip(adapter))
1156                         return -EINVAL;
1157
1158                 if (cmd->data == L3_RSS_FLAGS)
1159                         rss_flags &= ~RSS_ENABLE_UDP_IPV6;
1160                 else if (cmd->data == (L3_RSS_FLAGS | L4_RSS_FLAGS))
1161                         rss_flags |= RSS_ENABLE_IPV6 |
1162                                         RSS_ENABLE_UDP_IPV6;
1163                 break;
1164         default:
1165                 return -EINVAL;
1166         }
1167
1168         if (rss_flags == adapter->rss_info.rss_flags)
1169                 return 0;
1170
1171         status = be_cmd_rss_config(adapter, adapter->rss_info.rsstable,
1172                                    rss_flags, RSS_INDIR_TABLE_LEN,
1173                                    adapter->rss_info.rss_hkey);
1174         if (!status)
1175                 adapter->rss_info.rss_flags = rss_flags;
1176
1177         return be_cmd_status(status);
1178 }
1179
1180 static int be_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd)
1181 {
1182         struct be_adapter *adapter = netdev_priv(netdev);
1183         int status = 0;
1184
1185         if (!be_multi_rxq(adapter)) {
1186                 dev_err(&adapter->pdev->dev,
1187                         "ethtool::set_rxnfc: RX flow hashing is disabled\n");
1188                 return -EINVAL;
1189         }
1190
1191         switch (cmd->cmd) {
1192         case ETHTOOL_SRXFH:
1193                 status = be_set_rss_hash_opts(adapter, cmd);
1194                 break;
1195         default:
1196                 return -EINVAL;
1197         }
1198
1199         return status;
1200 }
1201
1202 static void be_get_channels(struct net_device *netdev,
1203                             struct ethtool_channels *ch)
1204 {
1205         struct be_adapter *adapter = netdev_priv(netdev);
1206         u16 num_rx_irqs = max_t(u16, adapter->num_rss_qs, 1);
1207
1208         /* num_tx_qs is always same as the number of irqs used for TX */
1209         ch->combined_count = min(adapter->num_tx_qs, num_rx_irqs);
1210         ch->rx_count = num_rx_irqs - ch->combined_count;
1211         ch->tx_count = adapter->num_tx_qs - ch->combined_count;
1212
1213         ch->max_combined = be_max_qp_irqs(adapter);
1214         /* The user must create atleast one combined channel */
1215         ch->max_rx = be_max_rx_irqs(adapter) - 1;
1216         ch->max_tx = be_max_tx_irqs(adapter) - 1;
1217 }
1218
1219 static int be_set_channels(struct net_device  *netdev,
1220                            struct ethtool_channels *ch)
1221 {
1222         struct be_adapter *adapter = netdev_priv(netdev);
1223         int status;
1224
1225         /* we support either only combined channels or a combination of
1226          * combined and either RX-only or TX-only channels.
1227          */
1228         if (ch->other_count || !ch->combined_count ||
1229             (ch->rx_count && ch->tx_count))
1230                 return -EINVAL;
1231
1232         if (ch->combined_count > be_max_qp_irqs(adapter) ||
1233             (ch->rx_count &&
1234              (ch->rx_count + ch->combined_count) > be_max_rx_irqs(adapter)) ||
1235             (ch->tx_count &&
1236              (ch->tx_count + ch->combined_count) > be_max_tx_irqs(adapter)))
1237                 return -EINVAL;
1238
1239         adapter->cfg_num_rx_irqs = ch->combined_count + ch->rx_count;
1240         adapter->cfg_num_tx_irqs = ch->combined_count + ch->tx_count;
1241
1242         status = be_update_queues(adapter);
1243         return be_cmd_status(status);
1244 }
1245
1246 static u32 be_get_rxfh_indir_size(struct net_device *netdev)
1247 {
1248         return RSS_INDIR_TABLE_LEN;
1249 }
1250
1251 static u32 be_get_rxfh_key_size(struct net_device *netdev)
1252 {
1253         return RSS_HASH_KEY_LEN;
1254 }
1255
1256 static int be_get_rxfh(struct net_device *netdev, u32 *indir, u8 *hkey,
1257                        u8 *hfunc)
1258 {
1259         struct be_adapter *adapter = netdev_priv(netdev);
1260         int i;
1261         struct rss_info *rss = &adapter->rss_info;
1262
1263         if (indir) {
1264                 for (i = 0; i < RSS_INDIR_TABLE_LEN; i++)
1265                         indir[i] = rss->rss_queue[i];
1266         }
1267
1268         if (hkey)
1269                 memcpy(hkey, rss->rss_hkey, RSS_HASH_KEY_LEN);
1270
1271         if (hfunc)
1272                 *hfunc = ETH_RSS_HASH_TOP;
1273
1274         return 0;
1275 }
1276
1277 static int be_set_rxfh(struct net_device *netdev, const u32 *indir,
1278                        const u8 *hkey, const u8 hfunc)
1279 {
1280         int rc = 0, i, j;
1281         struct be_adapter *adapter = netdev_priv(netdev);
1282         u8 rsstable[RSS_INDIR_TABLE_LEN];
1283
1284         /* We do not allow change in unsupported parameters */
1285         if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)
1286                 return -EOPNOTSUPP;
1287
1288         if (indir) {
1289                 struct be_rx_obj *rxo;
1290
1291                 for (i = 0; i < RSS_INDIR_TABLE_LEN; i++) {
1292                         j = indir[i];
1293                         rxo = &adapter->rx_obj[j];
1294                         rsstable[i] = rxo->rss_id;
1295                         adapter->rss_info.rss_queue[i] = j;
1296                 }
1297         } else {
1298                 memcpy(rsstable, adapter->rss_info.rsstable,
1299                        RSS_INDIR_TABLE_LEN);
1300         }
1301
1302         if (!hkey)
1303                 hkey =  adapter->rss_info.rss_hkey;
1304
1305         rc = be_cmd_rss_config(adapter, rsstable,
1306                                adapter->rss_info.rss_flags,
1307                                RSS_INDIR_TABLE_LEN, hkey);
1308         if (rc) {
1309                 adapter->rss_info.rss_flags = RSS_ENABLE_NONE;
1310                 return -EIO;
1311         }
1312         memcpy(adapter->rss_info.rss_hkey, hkey, RSS_HASH_KEY_LEN);
1313         memcpy(adapter->rss_info.rsstable, rsstable,
1314                RSS_INDIR_TABLE_LEN);
1315         return 0;
1316 }
1317
1318 static int be_get_module_info(struct net_device *netdev,
1319                               struct ethtool_modinfo *modinfo)
1320 {
1321         struct be_adapter *adapter = netdev_priv(netdev);
1322         u8 page_data[PAGE_DATA_LEN];
1323         int status;
1324
1325         if (!check_privilege(adapter, MAX_PRIVILEGES))
1326                 return -EOPNOTSUPP;
1327
1328         status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
1329                                                    page_data);
1330         if (!status) {
1331                 if (!page_data[SFP_PLUS_SFF_8472_COMP]) {
1332                         modinfo->type = ETH_MODULE_SFF_8079;
1333                         modinfo->eeprom_len = PAGE_DATA_LEN;
1334                 } else {
1335                         modinfo->type = ETH_MODULE_SFF_8472;
1336                         modinfo->eeprom_len = 2 * PAGE_DATA_LEN;
1337                 }
1338         }
1339         return be_cmd_status(status);
1340 }
1341
1342 static int be_get_module_eeprom(struct net_device *netdev,
1343                                 struct ethtool_eeprom *eeprom, u8 *data)
1344 {
1345         struct be_adapter *adapter = netdev_priv(netdev);
1346         int status;
1347
1348         if (!check_privilege(adapter, MAX_PRIVILEGES))
1349                 return -EOPNOTSUPP;
1350
1351         status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
1352                                                    data);
1353         if (status)
1354                 goto err;
1355
1356         if (eeprom->offset + eeprom->len > PAGE_DATA_LEN) {
1357                 status = be_cmd_read_port_transceiver_data(adapter,
1358                                                            TR_PAGE_A2,
1359                                                            data +
1360                                                            PAGE_DATA_LEN);
1361                 if (status)
1362                         goto err;
1363         }
1364         if (eeprom->offset)
1365                 memcpy(data, data + eeprom->offset, eeprom->len);
1366 err:
1367         return be_cmd_status(status);
1368 }
1369
1370 static u32 be_get_priv_flags(struct net_device *netdev)
1371 {
1372         struct be_adapter *adapter = netdev_priv(netdev);
1373
1374         return adapter->priv_flags;
1375 }
1376
1377 static int be_set_priv_flags(struct net_device *netdev, u32 flags)
1378 {
1379         struct be_adapter *adapter = netdev_priv(netdev);
1380         bool tpe_old = !!(adapter->priv_flags & BE_DISABLE_TPE_RECOVERY);
1381         bool tpe_new = !!(flags & BE_DISABLE_TPE_RECOVERY);
1382
1383         if (tpe_old != tpe_new) {
1384                 if (tpe_new) {
1385                         adapter->priv_flags |= BE_DISABLE_TPE_RECOVERY;
1386                         dev_info(&adapter->pdev->dev,
1387                                  "HW error recovery is disabled\n");
1388                 } else {
1389                         adapter->priv_flags &= ~BE_DISABLE_TPE_RECOVERY;
1390                         dev_info(&adapter->pdev->dev,
1391                                  "HW error recovery is enabled\n");
1392                 }
1393         }
1394
1395         return 0;
1396 }
1397
1398 const struct ethtool_ops be_ethtool_ops = {
1399         .get_drvinfo = be_get_drvinfo,
1400         .get_wol = be_get_wol,
1401         .set_wol = be_set_wol,
1402         .get_link = ethtool_op_get_link,
1403         .get_eeprom_len = be_get_eeprom_len,
1404         .get_eeprom = be_read_eeprom,
1405         .get_coalesce = be_get_coalesce,
1406         .set_coalesce = be_set_coalesce,
1407         .get_ringparam = be_get_ringparam,
1408         .get_pauseparam = be_get_pauseparam,
1409         .set_pauseparam = be_set_pauseparam,
1410         .set_priv_flags = be_set_priv_flags,
1411         .get_priv_flags = be_get_priv_flags,
1412         .get_strings = be_get_stat_strings,
1413         .set_phys_id = be_set_phys_id,
1414         .set_dump = be_set_dump,
1415         .get_msglevel = be_get_msg_level,
1416         .set_msglevel = be_set_msg_level,
1417         .get_sset_count = be_get_sset_count,
1418         .get_ethtool_stats = be_get_ethtool_stats,
1419         .flash_device = be_do_flash,
1420         .self_test = be_self_test,
1421         .get_rxnfc = be_get_rxnfc,
1422         .set_rxnfc = be_set_rxnfc,
1423         .get_rxfh_indir_size = be_get_rxfh_indir_size,
1424         .get_rxfh_key_size = be_get_rxfh_key_size,
1425         .get_rxfh = be_get_rxfh,
1426         .set_rxfh = be_set_rxfh,
1427         .get_dump_flag = be_get_dump_flag,
1428         .get_dump_data = be_get_dump_data,
1429         .get_channels = be_get_channels,
1430         .set_channels = be_set_channels,
1431         .get_module_info = be_get_module_info,
1432         .get_module_eeprom = be_get_module_eeprom,
1433         .get_link_ksettings = be_get_link_ksettings,
1434 };