drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c

   1 /*
   2  *  Copyright (C) 2013-2015 Chelsio Communications.  All rights reserved.
   3  *
   4  *  This program is free software; you can redistribute it and/or modify it
   5  *  under the terms and conditions of the GNU General Public License,
   6  *  version 2, as published by the Free Software Foundation.
   7  *
   8  *  This program is distributed in the hope it will be useful, but WITHOUT
   9  *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  10  *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  11  *  more details.
  12  *
  13  *  The full GNU General Public License is included in this distribution in
  14  *  the file called "COPYING".
  15  *
  16  */
  17
  18 #include <linux/firmware.h>
  19 #include <linux/mdio.h>
  20
  21 #include "cxgb4.h"
  22 #include "t4_regs.h"
  23 #include "t4fw_api.h"
  24
  25 #define EEPROM_MAGIC 0x38E2F10C
  26
  27 static u32 get_msglevel(struct net_device *dev)
  28 {
  29         return netdev2adap(dev)->msg_enable;
  30 }
  31
  32 static void set_msglevel(struct net_device *dev, u32 val)
  33 {
  34         netdev2adap(dev)->msg_enable = val;
  35 }
  36
  37 static const char stats_strings[][ETH_GSTRING_LEN] = {
  38         "tx_octets_ok           ",
  39         "tx_frames_ok           ",
  40         "tx_broadcast_frames    ",
  41         "tx_multicast_frames    ",
  42         "tx_unicast_frames      ",
  43         "tx_error_frames        ",
  44
  45         "tx_frames_64           ",
  46         "tx_frames_65_to_127    ",
  47         "tx_frames_128_to_255   ",
  48         "tx_frames_256_to_511   ",
  49         "tx_frames_512_to_1023  ",
  50         "tx_frames_1024_to_1518 ",
  51         "tx_frames_1519_to_max  ",
  52
  53         "tx_frames_dropped      ",
  54         "tx_pause_frames        ",
  55         "tx_ppp0_frames         ",
  56         "tx_ppp1_frames         ",
  57         "tx_ppp2_frames         ",
  58         "tx_ppp3_frames         ",
  59         "tx_ppp4_frames         ",
  60         "tx_ppp5_frames         ",
  61         "tx_ppp6_frames         ",
  62         "tx_ppp7_frames         ",
  63
  64         "rx_octets_ok           ",
  65         "rx_frames_ok           ",
  66         "rx_broadcast_frames    ",
  67         "rx_multicast_frames    ",
  68         "rx_unicast_frames      ",
  69
  70         "rx_frames_too_long     ",
  71         "rx_jabber_errors       ",
  72         "rx_fcs_errors          ",
  73         "rx_length_errors       ",
  74         "rx_symbol_errors       ",
  75         "rx_runt_frames         ",
  76
  77         "rx_frames_64           ",
  78         "rx_frames_65_to_127    ",
  79         "rx_frames_128_to_255   ",
  80         "rx_frames_256_to_511   ",
  81         "rx_frames_512_to_1023  ",
  82         "rx_frames_1024_to_1518 ",
  83         "rx_frames_1519_to_max  ",
  84
  85         "rx_pause_frames        ",
  86         "rx_ppp0_frames         ",
  87         "rx_ppp1_frames         ",
  88         "rx_ppp2_frames         ",
  89         "rx_ppp3_frames         ",
  90         "rx_ppp4_frames         ",
  91         "rx_ppp5_frames         ",
  92         "rx_ppp6_frames         ",
  93         "rx_ppp7_frames         ",
  94
  95         "rx_bg0_frames_dropped  ",
  96         "rx_bg1_frames_dropped  ",
  97         "rx_bg2_frames_dropped  ",
  98         "rx_bg3_frames_dropped  ",
  99         "rx_bg0_frames_trunc    ",
 100         "rx_bg1_frames_trunc    ",
 101         "rx_bg2_frames_trunc    ",
 102         "rx_bg3_frames_trunc    ",
 103
 104         "tso                    ",
 105         "tx_csum_offload        ",
 106         "rx_csum_good           ",
 107         "vlan_extractions       ",
 108         "vlan_insertions        ",
 109         "gro_packets            ",
 110         "gro_merged             ",
 111 };
 112
 113 static char adapter_stats_strings[][ETH_GSTRING_LEN] = {
 114         "db_drop                ",
 115         "db_full                ",
 116         "db_empty               ",
 117         "tcp_ipv4_out_rsts      ",
 118         "tcp_ipv4_in_segs       ",
 119         "tcp_ipv4_out_segs      ",
 120         "tcp_ipv4_retrans_segs  ",
 121         "tcp_ipv6_out_rsts      ",
 122         "tcp_ipv6_in_segs       ",
 123         "tcp_ipv6_out_segs      ",
 124         "tcp_ipv6_retrans_segs  ",
 125         "usm_ddp_frames         ",
 126         "usm_ddp_octets         ",
 127         "usm_ddp_drops          ",
 128         "rdma_no_rqe_mod_defer  ",
 129         "rdma_no_rqe_pkt_defer  ",
 130         "tp_err_ofld_no_neigh   ",
 131         "tp_err_ofld_cong_defer ",
 132         "write_coal_success     ",
 133         "write_coal_fail        ",
 134 };
 135
 136 static char channel_stats_strings[][ETH_GSTRING_LEN] = {
 137         "--------Channel--------- ",
 138         "tp_cpl_requests        ",
 139         "tp_cpl_responses       ",
 140         "tp_mac_in_errs         ",
 141         "tp_hdr_in_errs         ",
 142         "tp_tcp_in_errs         ",
 143         "tp_tcp6_in_errs        ",
 144         "tp_tnl_cong_drops      ",
 145         "tp_tnl_tx_drops        ",
 146         "tp_ofld_vlan_drops     ",
 147         "tp_ofld_chan_drops     ",
 148         "fcoe_octets_ddp        ",
 149         "fcoe_frames_ddp        ",
 150         "fcoe_frames_drop       ",
 151 };
 152
 153 static char loopback_stats_strings[][ETH_GSTRING_LEN] = {
 154         "-------Loopback----------- ",
 155         "octets_ok              ",
 156         "frames_ok              ",
 157         "bcast_frames           ",
 158         "mcast_frames           ",
 159         "ucast_frames           ",
 160         "error_frames           ",
 161         "frames_64              ",
 162         "frames_65_to_127       ",
 163         "frames_128_to_255      ",
 164         "frames_256_to_511      ",
 165         "frames_512_to_1023     ",
 166         "frames_1024_to_1518    ",
 167         "frames_1519_to_max     ",
 168         "frames_dropped         ",
 169         "bg0_frames_dropped     ",
 170         "bg1_frames_dropped     ",
 171         "bg2_frames_dropped     ",
 172         "bg3_frames_dropped     ",
 173         "bg0_frames_trunc       ",
 174         "bg1_frames_trunc       ",
 175         "bg2_frames_trunc       ",
 176         "bg3_frames_trunc       ",
 177 };
 178
 179 static int get_sset_count(struct net_device *dev, int sset)
 180 {
 181         switch (sset) {
 182         case ETH_SS_STATS:
 183                 return ARRAY_SIZE(stats_strings) +
 184                        ARRAY_SIZE(adapter_stats_strings) +
 185                        ARRAY_SIZE(channel_stats_strings) +
 186                        ARRAY_SIZE(loopback_stats_strings);
 187         default:
 188                 return -EOPNOTSUPP;
 189         }
 190 }
 191
 192 static int get_regs_len(struct net_device *dev)
 193 {
 194         struct adapter *adap = netdev2adap(dev);
 195
 196         return t4_get_regs_len(adap);
 197 }
 198
 199 static int get_eeprom_len(struct net_device *dev)
 200 {
 201         return EEPROMSIZE;
 202 }
 203
 204 static void get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
 205 {
 206         struct adapter *adapter = netdev2adap(dev);
 207         u32 exprom_vers;
 208
 209         strlcpy(info->driver, cxgb4_driver_name, sizeof(info->driver));
 210         strlcpy(info->version, cxgb4_driver_version,
 211                 sizeof(info->version));
 212         strlcpy(info->bus_info, pci_name(adapter->pdev),
 213                 sizeof(info->bus_info));
 214         info->regdump_len = get_regs_len(dev);
 215
 216         if (!adapter->params.fw_vers)
 217                 strcpy(info->fw_version, "N/A");
 218         else
 219                 snprintf(info->fw_version, sizeof(info->fw_version),
 220                          "%u.%u.%u.%u, TP %u.%u.%u.%u",
 221                          FW_HDR_FW_VER_MAJOR_G(adapter->params.fw_vers),
 222                          FW_HDR_FW_VER_MINOR_G(adapter->params.fw_vers),
 223                          FW_HDR_FW_VER_MICRO_G(adapter->params.fw_vers),
 224                          FW_HDR_FW_VER_BUILD_G(adapter->params.fw_vers),
 225                          FW_HDR_FW_VER_MAJOR_G(adapter->params.tp_vers),
 226                          FW_HDR_FW_VER_MINOR_G(adapter->params.tp_vers),
 227                          FW_HDR_FW_VER_MICRO_G(adapter->params.tp_vers),
 228                          FW_HDR_FW_VER_BUILD_G(adapter->params.tp_vers));
 229
 230         if (!t4_get_exprom_version(adapter, &exprom_vers))
 231                 snprintf(info->erom_version, sizeof(info->erom_version),
 232                          "%u.%u.%u.%u",
 233                          FW_HDR_FW_VER_MAJOR_G(exprom_vers),
 234                          FW_HDR_FW_VER_MINOR_G(exprom_vers),
 235                          FW_HDR_FW_VER_MICRO_G(exprom_vers),
 236                          FW_HDR_FW_VER_BUILD_G(exprom_vers));
 237 }
 238
 239 static void get_strings(struct net_device *dev, u32 stringset, u8 *data)
 240 {
 241         if (stringset == ETH_SS_STATS) {
 242                 memcpy(data, stats_strings, sizeof(stats_strings));
 243                 data += sizeof(stats_strings);
 244                 memcpy(data, adapter_stats_strings,
 245                        sizeof(adapter_stats_strings));
 246                 data += sizeof(adapter_stats_strings);
 247                 memcpy(data, channel_stats_strings,
 248                        sizeof(channel_stats_strings));
 249                 data += sizeof(channel_stats_strings);
 250                 memcpy(data, loopback_stats_strings,
 251                        sizeof(loopback_stats_strings));
 252         }
 253 }
 254
 255 /* port stats maintained per queue of the port. They should be in the same
 256  * order as in stats_strings above.
 257  */
 258 struct queue_port_stats {
 259         u64 tso;
 260         u64 tx_csum;
 261         u64 rx_csum;
 262         u64 vlan_ex;
 263         u64 vlan_ins;
 264         u64 gro_pkts;
 265         u64 gro_merged;
 266 };
 267
 268 struct adapter_stats {
 269         u64 db_drop;
 270         u64 db_full;
 271         u64 db_empty;
 272         u64 tcp_v4_out_rsts;
 273         u64 tcp_v4_in_segs;
 274         u64 tcp_v4_out_segs;
 275         u64 tcp_v4_retrans_segs;
 276         u64 tcp_v6_out_rsts;
 277         u64 tcp_v6_in_segs;
 278         u64 tcp_v6_out_segs;
 279         u64 tcp_v6_retrans_segs;
 280         u64 frames;
 281         u64 octets;
 282         u64 drops;
 283         u64 rqe_dfr_mod;
 284         u64 rqe_dfr_pkt;
 285         u64 ofld_no_neigh;
 286         u64 ofld_cong_defer;
 287         u64 wc_success;
 288         u64 wc_fail;
 289 };
 290
 291 struct channel_stats {
 292         u64 cpl_req;
 293         u64 cpl_rsp;
 294         u64 mac_in_errs;
 295         u64 hdr_in_errs;
 296         u64 tcp_in_errs;
 297         u64 tcp6_in_errs;
 298         u64 tnl_cong_drops;
 299         u64 tnl_tx_drops;
 300         u64 ofld_vlan_drops;
 301         u64 ofld_chan_drops;
 302         u64 octets_ddp;
 303         u64 frames_ddp;
 304         u64 frames_drop;
 305 };
 306
 307 static void collect_sge_port_stats(const struct adapter *adap,
 308                                    const struct port_info *p,
 309                                    struct queue_port_stats *s)
 310 {
 311         int i;
 312         const struct sge_eth_txq *tx = &adap->sge.ethtxq[p->first_qset];
 313         const struct sge_eth_rxq *rx = &adap->sge.ethrxq[p->first_qset];
 314
 315         memset(s, 0, sizeof(*s));
 316         for (i = 0; i < p->nqsets; i++, rx++, tx++) {
 317                 s->tso += tx->tso;
 318                 s->tx_csum += tx->tx_cso;
 319                 s->rx_csum += rx->stats.rx_cso;
 320                 s->vlan_ex += rx->stats.vlan_ex;
 321                 s->vlan_ins += tx->vlan_ins;
 322                 s->gro_pkts += rx->stats.lro_pkts;
 323                 s->gro_merged += rx->stats.lro_merged;
 324         }
 325 }
 326
 327 static void collect_adapter_stats(struct adapter *adap, struct adapter_stats *s)
 328 {
 329         struct tp_tcp_stats v4, v6;
 330         struct tp_rdma_stats rdma_stats;
 331         struct tp_err_stats err_stats;
 332         struct tp_usm_stats usm_stats;
 333         u64 val1, val2;
 334
 335         memset(s, 0, sizeof(*s));
 336
 337         spin_lock(&adap->stats_lock);
 338         t4_tp_get_tcp_stats(adap, &v4, &v6);
 339         t4_tp_get_rdma_stats(adap, &rdma_stats);
 340         t4_get_usm_stats(adap, &usm_stats);
 341         t4_tp_get_err_stats(adap, &err_stats);
 342         spin_unlock(&adap->stats_lock);
 343
 344         s->db_drop = adap->db_stats.db_drop;
 345         s->db_full = adap->db_stats.db_full;
 346         s->db_empty = adap->db_stats.db_empty;
 347
 348         s->tcp_v4_out_rsts = v4.tcp_out_rsts;
 349         s->tcp_v4_in_segs = v4.tcp_in_segs;
 350         s->tcp_v4_out_segs = v4.tcp_out_segs;
 351         s->tcp_v4_retrans_segs = v4.tcp_retrans_segs;
 352         s->tcp_v6_out_rsts = v6.tcp_out_rsts;
 353         s->tcp_v6_in_segs = v6.tcp_in_segs;
 354         s->tcp_v6_out_segs = v6.tcp_out_segs;
 355         s->tcp_v6_retrans_segs = v6.tcp_retrans_segs;
 356
 357         if (is_offload(adap)) {
 358                 s->frames = usm_stats.frames;
 359                 s->octets = usm_stats.octets;
 360                 s->drops = usm_stats.drops;
 361                 s->rqe_dfr_mod = rdma_stats.rqe_dfr_mod;
 362                 s->rqe_dfr_pkt = rdma_stats.rqe_dfr_pkt;
 363         }
 364
 365         s->ofld_no_neigh = err_stats.ofld_no_neigh;
 366         s->ofld_cong_defer = err_stats.ofld_cong_defer;
 367
 368         if (!is_t4(adap->params.chip)) {
 369                 int v;
 370
 371                 v = t4_read_reg(adap, SGE_STAT_CFG_A);
 372                 if (STATSOURCE_T5_G(v) == 7) {
 373                         val2 = t4_read_reg(adap, SGE_STAT_MATCH_A);
 374                         val1 = t4_read_reg(adap, SGE_STAT_TOTAL_A);
 375                         s->wc_success = val1 - val2;
 376                         s->wc_fail = val2;
 377                 }
 378         }
 379 }
 380
 381 static void collect_channel_stats(struct adapter *adap, struct channel_stats *s,
 382                                   u8 i)
 383 {
 384         struct tp_cpl_stats cpl_stats;
 385         struct tp_err_stats err_stats;
 386         struct tp_fcoe_stats fcoe_stats;
 387
 388         memset(s, 0, sizeof(*s));
 389
 390         spin_lock(&adap->stats_lock);
 391         t4_tp_get_cpl_stats(adap, &cpl_stats);
 392         t4_tp_get_err_stats(adap, &err_stats);
 393         t4_get_fcoe_stats(adap, i, &fcoe_stats);
 394         spin_unlock(&adap->stats_lock);
 395
 396         s->cpl_req = cpl_stats.req[i];
 397         s->cpl_rsp = cpl_stats.rsp[i];
 398         s->mac_in_errs = err_stats.mac_in_errs[i];
 399         s->hdr_in_errs = err_stats.hdr_in_errs[i];
 400         s->tcp_in_errs = err_stats.tcp_in_errs[i];
 401         s->tcp6_in_errs = err_stats.tcp6_in_errs[i];
 402         s->tnl_cong_drops = err_stats.tnl_cong_drops[i];
 403         s->tnl_tx_drops = err_stats.tnl_tx_drops[i];
 404         s->ofld_vlan_drops = err_stats.ofld_vlan_drops[i];
 405         s->ofld_chan_drops = err_stats.ofld_chan_drops[i];
 406         s->octets_ddp = fcoe_stats.octets_ddp;
 407         s->frames_ddp = fcoe_stats.frames_ddp;
 408         s->frames_drop = fcoe_stats.frames_drop;
 409 }
 410
 411 static void get_stats(struct net_device *dev, struct ethtool_stats *stats,
 412                       u64 *data)
 413 {
 414         struct port_info *pi = netdev_priv(dev);
 415         struct adapter *adapter = pi->adapter;
 416         struct lb_port_stats s;
 417         int i;
 418         u64 *p0;
 419
 420         t4_get_port_stats_offset(adapter, pi->tx_chan,
 421                                  (struct port_stats *)data,
 422                                  &pi->stats_base);
 423
 424         data += sizeof(struct port_stats) / sizeof(u64);
 425         collect_sge_port_stats(adapter, pi, (struct queue_port_stats *)data);
 426         data += sizeof(struct queue_port_stats) / sizeof(u64);
 427         collect_adapter_stats(adapter, (struct adapter_stats *)data);
 428         data += sizeof(struct adapter_stats) / sizeof(u64);
 429
 430         *data++ = (u64)pi->port_id;
 431         collect_channel_stats(adapter, (struct channel_stats *)data,
 432                               pi->port_id);
 433         data += sizeof(struct channel_stats) / sizeof(u64);
 434
 435         *data++ = (u64)pi->port_id;
 436         memset(&s, 0, sizeof(s));
 437         t4_get_lb_stats(adapter, pi->port_id, &s);
 438
 439         p0 = &s.octets;
 440         for (i = 0; i < ARRAY_SIZE(loopback_stats_strings) - 1; i++)
 441                 *data++ = (unsigned long long)*p0++;
 442 }
 443
 444 static void get_regs(struct net_device *dev, struct ethtool_regs *regs,
 445                      void *buf)
 446 {
 447         struct adapter *adap = netdev2adap(dev);
 448         size_t buf_size;
 449
 450         buf_size = t4_get_regs_len(adap);
 451         regs->version = mk_adap_vers(adap);
 452         t4_get_regs(adap, buf, buf_size);
 453 }
 454
 455 static int restart_autoneg(struct net_device *dev)
 456 {
 457         struct port_info *p = netdev_priv(dev);
 458
 459         if (!netif_running(dev))
 460                 return -EAGAIN;
 461         if (p->link_cfg.autoneg != AUTONEG_ENABLE)
 462                 return -EINVAL;
 463         t4_restart_aneg(p->adapter, p->adapter->pf, p->tx_chan);
 464         return 0;
 465 }
 466
 467 static int identify_port(struct net_device *dev,
 468                          enum ethtool_phys_id_state state)
 469 {
 470         unsigned int val;
 471         struct adapter *adap = netdev2adap(dev);
 472
 473         if (state == ETHTOOL_ID_ACTIVE)
 474                 val = 0xffff;
 475         else if (state == ETHTOOL_ID_INACTIVE)
 476                 val = 0;
 477         else
 478                 return -EINVAL;
 479
 480         return t4_identify_port(adap, adap->pf, netdev2pinfo(dev)->viid, val);
 481 }
 482
 483 /**
 484  *      from_fw_port_mod_type - translate Firmware Port/Module type to Ethtool
 485  *      @port_type: Firmware Port Type
 486  *      @mod_type: Firmware Module Type
 487  *
 488  *      Translate Firmware Port/Module type to Ethtool Port Type.
 489  */
 490 static int from_fw_port_mod_type(enum fw_port_type port_type,
 491                                  enum fw_port_module_type mod_type)
 492 {
 493         if (port_type == FW_PORT_TYPE_BT_SGMII ||
 494             port_type == FW_PORT_TYPE_BT_XFI ||
 495             port_type == FW_PORT_TYPE_BT_XAUI) {
 496                 return PORT_TP;
 497         } else if (port_type == FW_PORT_TYPE_FIBER_XFI ||
 498                    port_type == FW_PORT_TYPE_FIBER_XAUI) {
 499                 return PORT_FIBRE;
 500         } else if (port_type == FW_PORT_TYPE_SFP ||
 501                    port_type == FW_PORT_TYPE_QSFP_10G ||
 502                    port_type == FW_PORT_TYPE_QSA ||
 503                    port_type == FW_PORT_TYPE_QSFP) {
 504                 if (mod_type == FW_PORT_MOD_TYPE_LR ||
 505                     mod_type == FW_PORT_MOD_TYPE_SR ||
 506                     mod_type == FW_PORT_MOD_TYPE_ER ||
 507                     mod_type == FW_PORT_MOD_TYPE_LRM)
 508                         return PORT_FIBRE;
 509                 else if (mod_type == FW_PORT_MOD_TYPE_TWINAX_PASSIVE ||
 510                          mod_type == FW_PORT_MOD_TYPE_TWINAX_ACTIVE)
 511                         return PORT_DA;
 512                 else
 513                         return PORT_OTHER;
 514         }
 515
 516         return PORT_OTHER;
 517 }
 518
 519 /**
 520  *      speed_to_fw_caps - translate Port Speed to Firmware Port Capabilities
 521  *      @speed: speed in Kb/s
 522  *
 523  *      Translates a specific Port Speed into a Firmware Port Capabilities
 524  *      value.
 525  */
 526 static unsigned int speed_to_fw_caps(int speed)
 527 {
 528         if (speed == 100)
 529                 return FW_PORT_CAP_SPEED_100M;
 530         if (speed == 1000)
 531                 return FW_PORT_CAP_SPEED_1G;
 532         if (speed == 10000)
 533                 return FW_PORT_CAP_SPEED_10G;
 534         if (speed == 25000)
 535                 return FW_PORT_CAP_SPEED_25G;
 536         if (speed == 40000)
 537                 return FW_PORT_CAP_SPEED_40G;
 538         if (speed == 100000)
 539                 return FW_PORT_CAP_SPEED_100G;
 540         return 0;
 541 }
 542
 543 /**
 544  *      fw_caps_to_lmm - translate Firmware to ethtool Link Mode Mask
 545  *      @port_type: Firmware Port Type
 546  *      @fw_caps: Firmware Port Capabilities
 547  *      @link_mode_mask: ethtool Link Mode Mask
 548  *
 549  *      Translate a Firmware Port Capabilities specification to an ethtool
 550  *      Link Mode Mask.
 551  */
 552 static void fw_caps_to_lmm(enum fw_port_type port_type,
 553                            unsigned int fw_caps,
 554                            unsigned long *link_mode_mask)
 555 {
 556         #define SET_LMM(__lmm_name) __set_bit(ETHTOOL_LINK_MODE_ ## __lmm_name \
 557                                         ## _BIT, link_mode_mask)
 558
 559         #define FW_CAPS_TO_LMM(__fw_name, __lmm_name) \
 560                 do { \
 561                         if (fw_caps & FW_PORT_CAP_ ## __fw_name) \
 562                                 SET_LMM(__lmm_name); \
 563                 } while (0)
 564
 565         switch (port_type) {
 566         case FW_PORT_TYPE_BT_SGMII:
 567         case FW_PORT_TYPE_BT_XFI:
 568         case FW_PORT_TYPE_BT_XAUI:
 569                 SET_LMM(TP);
 570                 FW_CAPS_TO_LMM(SPEED_100M, 100baseT_Full);
 571                 FW_CAPS_TO_LMM(SPEED_1G, 1000baseT_Full);
 572                 FW_CAPS_TO_LMM(SPEED_10G, 10000baseT_Full);
 573                 break;
 574
 575         case FW_PORT_TYPE_KX4:
 576         case FW_PORT_TYPE_KX:
 577                 SET_LMM(Backplane);
 578                 FW_CAPS_TO_LMM(SPEED_1G, 1000baseKX_Full);
 579                 FW_CAPS_TO_LMM(SPEED_10G, 10000baseKX4_Full);
 580                 break;
 581
 582         case FW_PORT_TYPE_KR:
 583                 SET_LMM(Backplane);
 584                 SET_LMM(10000baseKR_Full);
 585                 break;
 586
 587         case FW_PORT_TYPE_BP_AP:
 588                 SET_LMM(Backplane);
 589                 SET_LMM(10000baseR_FEC);
 590                 SET_LMM(10000baseKR_Full);
 591                 SET_LMM(1000baseKX_Full);
 592                 break;
 593
 594         case FW_PORT_TYPE_BP4_AP:
 595                 SET_LMM(Backplane);
 596                 SET_LMM(10000baseR_FEC);
 597                 SET_LMM(10000baseKR_Full);
 598                 SET_LMM(1000baseKX_Full);
 599                 SET_LMM(10000baseKX4_Full);
 600                 break;
 601
 602         case FW_PORT_TYPE_FIBER_XFI:
 603         case FW_PORT_TYPE_FIBER_XAUI:
 604         case FW_PORT_TYPE_SFP:
 605         case FW_PORT_TYPE_QSFP_10G:
 606         case FW_PORT_TYPE_QSA:
 607                 SET_LMM(FIBRE);
 608                 FW_CAPS_TO_LMM(SPEED_1G, 1000baseT_Full);
 609                 FW_CAPS_TO_LMM(SPEED_10G, 10000baseT_Full);
 610                 break;
 611
 612         case FW_PORT_TYPE_BP40_BA:
 613         case FW_PORT_TYPE_QSFP:
 614                 SET_LMM(FIBRE);
 615                 SET_LMM(40000baseSR4_Full);
 616                 break;
 617
 618         case FW_PORT_TYPE_CR_QSFP:
 619         case FW_PORT_TYPE_SFP28:
 620                 SET_LMM(FIBRE);
 621                 SET_LMM(25000baseCR_Full);
 622                 break;
 623
 624         case FW_PORT_TYPE_KR4_100G:
 625         case FW_PORT_TYPE_CR4_QSFP:
 626                 SET_LMM(FIBRE);
 627                 SET_LMM(100000baseCR4_Full);
 628                 break;
 629
 630         default:
 631                 break;
 632         }
 633
 634         FW_CAPS_TO_LMM(ANEG, Autoneg);
 635         FW_CAPS_TO_LMM(802_3_PAUSE, Pause);
 636         FW_CAPS_TO_LMM(802_3_ASM_DIR, Asym_Pause);
 637
 638         #undef FW_CAPS_TO_LMM
 639         #undef SET_LMM
 640 }
 641
 642 /**
 643  *      lmm_to_fw_caps - translate ethtool Link Mode Mask to Firmware
 644  *      capabilities
 645  *
 646  *      @link_mode_mask: ethtool Link Mode Mask
 647  *
 648  *      Translate ethtool Link Mode Mask into a Firmware Port capabilities
 649  *      value.
 650  */
 651 static unsigned int lmm_to_fw_caps(const unsigned long *link_mode_mask)
 652 {
 653         unsigned int fw_caps = 0;
 654
 655         #define LMM_TO_FW_CAPS(__lmm_name, __fw_name) \
 656                 do { \
 657                         if (test_bit(ETHTOOL_LINK_MODE_ ## __lmm_name ## _BIT, \
 658                                      link_mode_mask)) \
 659                                 fw_caps |= FW_PORT_CAP_ ## __fw_name; \
 660                 } while (0)
 661
 662         LMM_TO_FW_CAPS(100baseT_Full, SPEED_100M);
 663         LMM_TO_FW_CAPS(1000baseT_Full, SPEED_1G);
 664         LMM_TO_FW_CAPS(10000baseT_Full, SPEED_10G);
 665         LMM_TO_FW_CAPS(40000baseSR4_Full, SPEED_40G);
 666         LMM_TO_FW_CAPS(25000baseCR_Full, SPEED_25G);
 667         LMM_TO_FW_CAPS(100000baseCR4_Full, SPEED_100G);
 668
 669         #undef LMM_TO_FW_CAPS
 670
 671         return fw_caps;
 672 }
 673
 674 static int get_link_ksettings(struct net_device *dev,
 675                               struct ethtool_link_ksettings *link_ksettings)
 676 {
 677         const struct port_info *pi = netdev_priv(dev);
 678         struct ethtool_link_settings *base = &link_ksettings->base;
 679
 680         ethtool_link_ksettings_zero_link_mode(link_ksettings, supported);
 681         ethtool_link_ksettings_zero_link_mode(link_ksettings, advertising);
 682         ethtool_link_ksettings_zero_link_mode(link_ksettings, lp_advertising);
 683
 684         base->port = from_fw_port_mod_type(pi->port_type, pi->mod_type);
 685
 686         if (pi->mdio_addr >= 0) {
 687                 base->phy_address = pi->mdio_addr;
 688                 base->mdio_support = (pi->port_type == FW_PORT_TYPE_BT_SGMII
 689                                       ? ETH_MDIO_SUPPORTS_C22
 690                                       : ETH_MDIO_SUPPORTS_C45);
 691         } else {
 692                 base->phy_address = 255;
 693                 base->mdio_support = 0;
 694         }
 695
 696         fw_caps_to_lmm(pi->port_type, pi->link_cfg.supported,
 697                        link_ksettings->link_modes.supported);
 698         fw_caps_to_lmm(pi->port_type, pi->link_cfg.advertising,
 699                        link_ksettings->link_modes.advertising);
 700         fw_caps_to_lmm(pi->port_type, pi->link_cfg.lp_advertising,
 701                        link_ksettings->link_modes.lp_advertising);
 702
 703         if (netif_carrier_ok(dev)) {
 704                 base->speed = pi->link_cfg.speed;
 705                 base->duplex = DUPLEX_FULL;
 706         } else {
 707                 base->speed = SPEED_UNKNOWN;
 708                 base->duplex = DUPLEX_UNKNOWN;
 709         }
 710
 711         base->autoneg = pi->link_cfg.autoneg;
 712         if (pi->link_cfg.supported & FW_PORT_CAP_ANEG)
 713                 ethtool_link_ksettings_add_link_mode(link_ksettings,
 714                                                      supported, Autoneg);
 715         if (pi->link_cfg.autoneg)
 716                 ethtool_link_ksettings_add_link_mode(link_ksettings,
 717                                                      advertising, Autoneg);
 718
 719         return 0;
 720 }
 721
 722 static int set_link_ksettings(struct net_device *dev,
 723                               const struct ethtool_link_ksettings
 724                                                 *link_ksettings)
 725 {
 726         struct port_info *pi = netdev_priv(dev);
 727         struct link_config *lc = &pi->link_cfg;
 728         const struct ethtool_link_settings *base = &link_ksettings->base;
 729         struct link_config old_lc;
 730         unsigned int fw_caps;
 731         int ret = 0;
 732
 733         /* only full-duplex supported */
 734         if (base->duplex != DUPLEX_FULL)
 735                 return -EINVAL;
 736
 737         if (!(lc->supported & FW_PORT_CAP_ANEG)) {
 738                 /* PHY offers a single speed.  See if that's what's
 739                  * being requested.
 740                  */
 741                 if (base->autoneg == AUTONEG_DISABLE &&
 742                     (lc->supported & speed_to_fw_caps(base->speed)))
 743                         return 0;
 744                 return -EINVAL;
 745         }
 746
 747         old_lc = *lc;
 748         if (base->autoneg == AUTONEG_DISABLE) {
 749                 fw_caps = speed_to_fw_caps(base->speed);
 750
 751                 if (!(lc->supported & fw_caps))
 752                         return -EINVAL;
 753                 lc->requested_speed = fw_caps;
 754                 lc->advertising = 0;
 755         } else {
 756                 fw_caps =
 757                         lmm_to_fw_caps(link_ksettings->link_modes.advertising);
 758
 759                 if (!(lc->supported & fw_caps))
 760                         return -EINVAL;
 761                 lc->requested_speed = 0;
 762                 lc->advertising = fw_caps | FW_PORT_CAP_ANEG;
 763         }
 764         lc->autoneg = base->autoneg;
 765
 766         /* If the firmware rejects the Link Configuration request, back out
 767          * the changes and report the error.
 768          */
 769         ret = t4_link_l1cfg(pi->adapter, pi->adapter->mbox, pi->tx_chan, lc);
 770         if (ret)
 771                 *lc = old_lc;
 772
 773         return ret;
 774 }
 775
 776 static void get_pauseparam(struct net_device *dev,
 777                            struct ethtool_pauseparam *epause)
 778 {
 779         struct port_info *p = netdev_priv(dev);
 780
 781         epause->autoneg = (p->link_cfg.requested_fc & PAUSE_AUTONEG) != 0;
 782         epause->rx_pause = (p->link_cfg.fc & PAUSE_RX) != 0;
 783         epause->tx_pause = (p->link_cfg.fc & PAUSE_TX) != 0;
 784 }
 785
 786 static int set_pauseparam(struct net_device *dev,
 787                           struct ethtool_pauseparam *epause)
 788 {
 789         struct port_info *p = netdev_priv(dev);
 790         struct link_config *lc = &p->link_cfg;
 791
 792         if (epause->autoneg == AUTONEG_DISABLE)
 793                 lc->requested_fc = 0;
 794         else if (lc->supported & FW_PORT_CAP_ANEG)
 795                 lc->requested_fc = PAUSE_AUTONEG;
 796         else
 797                 return -EINVAL;
 798
 799         if (epause->rx_pause)
 800                 lc->requested_fc |= PAUSE_RX;
 801         if (epause->tx_pause)
 802                 lc->requested_fc |= PAUSE_TX;
 803         if (netif_running(dev))
 804                 return t4_link_l1cfg(p->adapter, p->adapter->mbox, p->tx_chan,
 805                                      lc);
 806         return 0;
 807 }
 808
 809 static void get_sge_param(struct net_device *dev, struct ethtool_ringparam *e)
 810 {
 811         const struct port_info *pi = netdev_priv(dev);
 812         const struct sge *s = &pi->adapter->sge;
 813
 814         e->rx_max_pending = MAX_RX_BUFFERS;
 815         e->rx_mini_max_pending = MAX_RSPQ_ENTRIES;
 816         e->rx_jumbo_max_pending = 0;
 817         e->tx_max_pending = MAX_TXQ_ENTRIES;
 818
 819         e->rx_pending = s->ethrxq[pi->first_qset].fl.size - 8;
 820         e->rx_mini_pending = s->ethrxq[pi->first_qset].rspq.size;
 821         e->rx_jumbo_pending = 0;
 822         e->tx_pending = s->ethtxq[pi->first_qset].q.size;
 823 }
 824
 825 static int set_sge_param(struct net_device *dev, struct ethtool_ringparam *e)
 826 {
 827         int i;
 828         const struct port_info *pi = netdev_priv(dev);
 829         struct adapter *adapter = pi->adapter;
 830         struct sge *s = &adapter->sge;
 831
 832         if (e->rx_pending > MAX_RX_BUFFERS || e->rx_jumbo_pending ||
 833             e->tx_pending > MAX_TXQ_ENTRIES ||
 834             e->rx_mini_pending > MAX_RSPQ_ENTRIES ||
 835             e->rx_mini_pending < MIN_RSPQ_ENTRIES ||
 836             e->rx_pending < MIN_FL_ENTRIES || e->tx_pending < MIN_TXQ_ENTRIES)
 837                 return -EINVAL;
 838
 839         if (adapter->flags & FULL_INIT_DONE)
 840                 return -EBUSY;
 841
 842         for (i = 0; i < pi->nqsets; ++i) {
 843                 s->ethtxq[pi->first_qset + i].q.size = e->tx_pending;
 844                 s->ethrxq[pi->first_qset + i].fl.size = e->rx_pending + 8;
 845                 s->ethrxq[pi->first_qset + i].rspq.size = e->rx_mini_pending;
 846         }
 847         return 0;
 848 }
 849
 850 /**
 851  * set_rx_intr_params - set a net devices's RX interrupt holdoff paramete!
 852  * @dev: the network device
 853  * @us: the hold-off time in us, or 0 to disable timer
 854  * @cnt: the hold-off packet count, or 0 to disable counter
 855  *
 856  * Set the RX interrupt hold-off parameters for a network device.
 857  */
 858 static int set_rx_intr_params(struct net_device *dev,
 859                               unsigned int us, unsigned int cnt)
 860 {
 861         int i, err;
 862         struct port_info *pi = netdev_priv(dev);
 863         struct adapter *adap = pi->adapter;
 864         struct sge_eth_rxq *q = &adap->sge.ethrxq[pi->first_qset];
 865
 866         for (i = 0; i < pi->nqsets; i++, q++) {
 867                 err = cxgb4_set_rspq_intr_params(&q->rspq, us, cnt);
 868                 if (err)
 869                         return err;
 870         }
 871         return 0;
 872 }
 873
 874 static int set_adaptive_rx_setting(struct net_device *dev, int adaptive_rx)
 875 {
 876         int i;
 877         struct port_info *pi = netdev_priv(dev);
 878         struct adapter *adap = pi->adapter;
 879         struct sge_eth_rxq *q = &adap->sge.ethrxq[pi->first_qset];
 880
 881         for (i = 0; i < pi->nqsets; i++, q++)
 882                 q->rspq.adaptive_rx = adaptive_rx;
 883
 884         return 0;
 885 }
 886
 887 static int get_adaptive_rx_setting(struct net_device *dev)
 888 {
 889         struct port_info *pi = netdev_priv(dev);
 890         struct adapter *adap = pi->adapter;
 891         struct sge_eth_rxq *q = &adap->sge.ethrxq[pi->first_qset];
 892
 893         return q->rspq.adaptive_rx;
 894 }
 895
 896 static int set_coalesce(struct net_device *dev, struct ethtool_coalesce *c)
 897 {
 898         set_adaptive_rx_setting(dev, c->use_adaptive_rx_coalesce);
 899         return set_rx_intr_params(dev, c->rx_coalesce_usecs,
 900                                   c->rx_max_coalesced_frames);
 901 }
 902
 903 static int get_coalesce(struct net_device *dev, struct ethtool_coalesce *c)
 904 {
 905         const struct port_info *pi = netdev_priv(dev);
 906         const struct adapter *adap = pi->adapter;
 907         const struct sge_rspq *rq = &adap->sge.ethrxq[pi->first_qset].rspq;
 908
 909         c->rx_coalesce_usecs = qtimer_val(adap, rq);
 910         c->rx_max_coalesced_frames = (rq->intr_params & QINTR_CNT_EN_F) ?
 911                 adap->sge.counter_val[rq->pktcnt_idx] : 0;
 912         c->use_adaptive_rx_coalesce = get_adaptive_rx_setting(dev);
 913         return 0;
 914 }
 915
 916 /**
 917  *      eeprom_ptov - translate a physical EEPROM address to virtual
 918  *      @phys_addr: the physical EEPROM address
 919  *      @fn: the PCI function number
 920  *      @sz: size of function-specific area
 921  *
 922  *      Translate a physical EEPROM address to virtual.  The first 1K is
 923  *      accessed through virtual addresses starting at 31K, the rest is
 924  *      accessed through virtual addresses starting at 0.
 925  *
 926  *      The mapping is as follows:
 927  *      [0..1K) -> [31K..32K)
 928  *      [1K..1K+A) -> [31K-A..31K)
 929  *      [1K+A..ES) -> [0..ES-A-1K)
 930  *
 931  *      where A = @fn * @sz, and ES = EEPROM size.
 932  */
 933 static int eeprom_ptov(unsigned int phys_addr, unsigned int fn, unsigned int sz)
 934 {
 935         fn *= sz;
 936         if (phys_addr < 1024)
 937                 return phys_addr + (31 << 10);
 938         if (phys_addr < 1024 + fn)
 939                 return 31744 - fn + phys_addr - 1024;
 940         if (phys_addr < EEPROMSIZE)
 941                 return phys_addr - 1024 - fn;
 942         return -EINVAL;
 943 }
 944
 945 /* The next two routines implement eeprom read/write from physical addresses.
 946  */
 947 static int eeprom_rd_phys(struct adapter *adap, unsigned int phys_addr, u32 *v)
 948 {
 949         int vaddr = eeprom_ptov(phys_addr, adap->pf, EEPROMPFSIZE);
 950
 951         if (vaddr >= 0)
 952                 vaddr = pci_read_vpd(adap->pdev, vaddr, sizeof(u32), v);
 953         return vaddr < 0 ? vaddr : 0;
 954 }
 955
 956 static int eeprom_wr_phys(struct adapter *adap, unsigned int phys_addr, u32 v)
 957 {
 958         int vaddr = eeprom_ptov(phys_addr, adap->pf, EEPROMPFSIZE);
 959
 960         if (vaddr >= 0)
 961                 vaddr = pci_write_vpd(adap->pdev, vaddr, sizeof(u32), &v);
 962         return vaddr < 0 ? vaddr : 0;
 963 }
 964
 965 #define EEPROM_MAGIC 0x38E2F10C
 966
 967 static int get_eeprom(struct net_device *dev, struct ethtool_eeprom *e,
 968                       u8 *data)
 969 {
 970         int i, err = 0;
 971         struct adapter *adapter = netdev2adap(dev);
 972         u8 *buf = t4_alloc_mem(EEPROMSIZE);
 973
 974         if (!buf)
 975                 return -ENOMEM;
 976
 977         e->magic = EEPROM_MAGIC;
 978         for (i = e->offset & ~3; !err && i < e->offset + e->len; i += 4)
 979                 err = eeprom_rd_phys(adapter, i, (u32 *)&buf[i]);
 980
 981         if (!err)
 982                 memcpy(data, buf + e->offset, e->len);
 983         t4_free_mem(buf);
 984         return err;
 985 }
 986
 987 static int set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
 988                       u8 *data)
 989 {
 990         u8 *buf;
 991         int err = 0;
 992         u32 aligned_offset, aligned_len, *p;
 993         struct adapter *adapter = netdev2adap(dev);
 994
 995         if (eeprom->magic != EEPROM_MAGIC)
 996                 return -EINVAL;
 997
 998         aligned_offset = eeprom->offset & ~3;
 999         aligned_len = (eeprom->len + (eeprom->offset & 3) + 3) & ~3;
1000
1001         if (adapter->pf > 0) {
1002                 u32 start = 1024 + adapter->pf * EEPROMPFSIZE;
1003
1004                 if (aligned_offset < start ||
1005                     aligned_offset + aligned_len > start + EEPROMPFSIZE)
1006                         return -EPERM;
1007         }
1008
1009         if (aligned_offset != eeprom->offset || aligned_len != eeprom->len) {
1010                 /* RMW possibly needed for first or last words.
1011                  */
1012                 buf = t4_alloc_mem(aligned_len);
1013                 if (!buf)
1014                         return -ENOMEM;
1015                 err = eeprom_rd_phys(adapter, aligned_offset, (u32 *)buf);
1016                 if (!err && aligned_len > 4)
1017                         err = eeprom_rd_phys(adapter,
1018                                              aligned_offset + aligned_len - 4,
1019                                              (u32 *)&buf[aligned_len - 4]);
1020                 if (err)
1021                         goto out;
1022                 memcpy(buf + (eeprom->offset & 3), data, eeprom->len);
1023         } else {
1024                 buf = data;
1025         }
1026
1027         err = t4_seeprom_wp(adapter, false);
1028         if (err)
1029                 goto out;
1030
1031         for (p = (u32 *)buf; !err && aligned_len; aligned_len -= 4, p++) {
1032                 err = eeprom_wr_phys(adapter, aligned_offset, *p);
1033                 aligned_offset += 4;
1034         }
1035
1036         if (!err)
1037                 err = t4_seeprom_wp(adapter, true);
1038 out:
1039         if (buf != data)
1040                 t4_free_mem(buf);
1041         return err;
1042 }
1043
1044 static int set_flash(struct net_device *netdev, struct ethtool_flash *ef)
1045 {
1046         int ret;
1047         const struct firmware *fw;
1048         struct adapter *adap = netdev2adap(netdev);
1049         unsigned int mbox = PCIE_FW_MASTER_M + 1;
1050         u32 pcie_fw;
1051         unsigned int master;
1052         u8 master_vld = 0;
1053
1054         pcie_fw = t4_read_reg(adap, PCIE_FW_A);
1055         master = PCIE_FW_MASTER_G(pcie_fw);
1056         if (pcie_fw & PCIE_FW_MASTER_VLD_F)
1057                 master_vld = 1;
1058         /* if csiostor is the master return */
1059         if (master_vld && (master != adap->pf)) {
1060                 dev_warn(adap->pdev_dev,
1061                          "cxgb4 driver needs to be loaded as MASTER to support FW flash\n");
1062                 return -EOPNOTSUPP;
1063         }
1064
1065         ef->data[sizeof(ef->data) - 1] = '\0';
1066         ret = request_firmware(&fw, ef->data, adap->pdev_dev);
1067         if (ret < 0)
1068                 return ret;
1069
1070         /* If the adapter has been fully initialized then we'll go ahead and
1071          * try to get the firmware's cooperation in upgrading to the new
1072          * firmware image otherwise we'll try to do the entire job from the
1073          * host ... and we always "force" the operation in this path.
1074          */
1075         if (adap->flags & FULL_INIT_DONE)
1076                 mbox = adap->mbox;
1077
1078         ret = t4_fw_upgrade(adap, mbox, fw->data, fw->size, 1);
1079         release_firmware(fw);
1080         if (!ret)
1081                 dev_info(adap->pdev_dev,
1082                          "loaded firmware %s, reload cxgb4 driver\n", ef->data);
1083         return ret;
1084 }
1085
1086 static int get_ts_info(struct net_device *dev, struct ethtool_ts_info *ts_info)
1087 {
1088         ts_info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |
1089                                    SOF_TIMESTAMPING_RX_SOFTWARE |
1090                                    SOF_TIMESTAMPING_SOFTWARE;
1091
1092         ts_info->so_timestamping |= SOF_TIMESTAMPING_RX_HARDWARE |
1093                                     SOF_TIMESTAMPING_RAW_HARDWARE;
1094
1095         ts_info->phc_index = -1;
1096
1097         return 0;
1098 }
1099
1100 static u32 get_rss_table_size(struct net_device *dev)
1101 {
1102         const struct port_info *pi = netdev_priv(dev);
1103
1104         return pi->rss_size;
1105 }
1106
1107 static int get_rss_table(struct net_device *dev, u32 *p, u8 *key, u8 *hfunc)
1108 {
1109         const struct port_info *pi = netdev_priv(dev);
1110         unsigned int n = pi->rss_size;
1111
1112         if (hfunc)
1113                 *hfunc = ETH_RSS_HASH_TOP;
1114         if (!p)
1115                 return 0;
1116         while (n--)
1117                 p[n] = pi->rss[n];
1118         return 0;
1119 }
1120
1121 static int set_rss_table(struct net_device *dev, const u32 *p, const u8 *key,
1122                          const u8 hfunc)
1123 {
1124         unsigned int i;
1125         struct port_info *pi = netdev_priv(dev);
1126
1127         /* We require at least one supported parameter to be changed and no
1128          * change in any of the unsupported parameters
1129          */
1130         if (key ||
1131             (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP))
1132                 return -EOPNOTSUPP;
1133         if (!p)
1134                 return 0;
1135
1136         /* Interface must be brought up atleast once */
1137         if (pi->adapter->flags & FULL_INIT_DONE) {
1138                 for (i = 0; i < pi->rss_size; i++)
1139                         pi->rss[i] = p[i];
1140
1141                 return cxgb4_write_rss(pi, pi->rss);
1142         }
1143
1144         return -EPERM;
1145 }
1146
1147 static int get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info,
1148                      u32 *rules)
1149 {
1150         const struct port_info *pi = netdev_priv(dev);
1151
1152         switch (info->cmd) {
1153         case ETHTOOL_GRXFH: {
1154                 unsigned int v = pi->rss_mode;
1155
1156                 info->data = 0;
1157                 switch (info->flow_type) {
1158                 case TCP_V4_FLOW:
1159                         if (v & FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN_F)
1160                                 info->data = RXH_IP_SRC | RXH_IP_DST |
1161                                              RXH_L4_B_0_1 | RXH_L4_B_2_3;
1162                         else if (v & FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN_F)
1163                                 info->data = RXH_IP_SRC | RXH_IP_DST;
1164                         break;
1165                 case UDP_V4_FLOW:
1166                         if ((v & FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN_F) &&
1167                             (v & FW_RSS_VI_CONFIG_CMD_UDPEN_F))
1168                                 info->data = RXH_IP_SRC | RXH_IP_DST |
1169                                              RXH_L4_B_0_1 | RXH_L4_B_2_3;
1170                         else if (v & FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN_F)
1171                                 info->data = RXH_IP_SRC | RXH_IP_DST;
1172                         break;
1173                 case SCTP_V4_FLOW:
1174                 case AH_ESP_V4_FLOW:
1175                 case IPV4_FLOW:
1176                         if (v & FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN_F)
1177                                 info->data = RXH_IP_SRC | RXH_IP_DST;
1178                         break;
1179                 case TCP_V6_FLOW:
1180                         if (v & FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN_F)
1181                                 info->data = RXH_IP_SRC | RXH_IP_DST |
1182                                              RXH_L4_B_0_1 | RXH_L4_B_2_3;
1183                         else if (v & FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN_F)
1184                                 info->data = RXH_IP_SRC | RXH_IP_DST;
1185                         break;
1186                 case UDP_V6_FLOW:
1187                         if ((v & FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN_F) &&
1188                             (v & FW_RSS_VI_CONFIG_CMD_UDPEN_F))
1189                                 info->data = RXH_IP_SRC | RXH_IP_DST |
1190                                              RXH_L4_B_0_1 | RXH_L4_B_2_3;
1191                         else if (v & FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN_F)
1192                                 info->data = RXH_IP_SRC | RXH_IP_DST;
1193                         break;
1194                 case SCTP_V6_FLOW:
1195                 case AH_ESP_V6_FLOW:
1196                 case IPV6_FLOW:
1197                         if (v & FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN_F)
1198                                 info->data = RXH_IP_SRC | RXH_IP_DST;
1199                         break;
1200                 }
1201                 return 0;
1202         }
1203         case ETHTOOL_GRXRINGS:
1204                 info->data = pi->nqsets;
1205                 return 0;
1206         }
1207         return -EOPNOTSUPP;
1208 }
1209
1210 static const struct ethtool_ops cxgb_ethtool_ops = {
1211         .get_link_ksettings = get_link_ksettings,
1212         .set_link_ksettings = set_link_ksettings,
1213         .get_drvinfo       = get_drvinfo,
1214         .get_msglevel      = get_msglevel,
1215         .set_msglevel      = set_msglevel,
1216         .get_ringparam     = get_sge_param,
1217         .set_ringparam     = set_sge_param,
1218         .get_coalesce      = get_coalesce,
1219         .set_coalesce      = set_coalesce,
1220         .get_eeprom_len    = get_eeprom_len,
1221         .get_eeprom        = get_eeprom,
1222         .set_eeprom        = set_eeprom,
1223         .get_pauseparam    = get_pauseparam,
1224         .set_pauseparam    = set_pauseparam,
1225         .get_link          = ethtool_op_get_link,
1226         .get_strings       = get_strings,
1227         .set_phys_id       = identify_port,
1228         .nway_reset        = restart_autoneg,
1229         .get_sset_count    = get_sset_count,
1230         .get_ethtool_stats = get_stats,
1231         .get_regs_len      = get_regs_len,
1232         .get_regs          = get_regs,
1233         .get_rxnfc         = get_rxnfc,
1234         .get_rxfh_indir_size = get_rss_table_size,
1235         .get_rxfh          = get_rss_table,
1236         .set_rxfh          = set_rss_table,
1237         .flash_device      = set_flash,
1238         .get_ts_info       = get_ts_info
1239 };
1240
1241 void cxgb4_set_ethtool_ops(struct net_device *netdev)
1242 {
1243         netdev->ethtool_ops = &cxgb_ethtool_ops;
1244 }