drivers/net/sfc/sfc_ethdev.c

   1 /*-
   2  * Copyright (c) 2016 Solarflare Communications Inc.
   3  * All rights reserved.
   4  *
   5  * This software was jointly developed between OKTET Labs (under contract
   6  * for Solarflare) and Solarflare Communications, Inc.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions are met:
  10  *
  11  * 1. Redistributions of source code must retain the above copyright notice,
  12  *    this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright notice,
  14  *    this list of conditions and the following disclaimer in the documentation
  15  *    and/or other materials provided with the distribution.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  18  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
  19  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  20  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
  21  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  23  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
  24  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  25  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  26  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
  27  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #include <rte_dev.h>
  31 #include <rte_ethdev.h>
  32 #include <rte_pci.h>
  33
  34 #include "efx.h"
  35
  36 #include "sfc.h"
  37 #include "sfc_debug.h"
  38 #include "sfc_log.h"
  39 #include "sfc_kvargs.h"
  40 #include "sfc_ev.h"
  41 #include "sfc_rx.h"
  42 #include "sfc_tx.h"
  43
  44
  45 static void
  46 sfc_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
  47 {
  48         struct sfc_adapter *sa = dev->data->dev_private;
  49         const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
  50
  51         sfc_log_init(sa, "entry");
  52
  53         dev_info->pci_dev = RTE_DEV_TO_PCI(dev->device);
  54         dev_info->max_rx_pktlen = EFX_MAC_PDU_MAX;
  55
  56         /* Autonegotiation may be disabled */
  57         dev_info->speed_capa = ETH_LINK_SPEED_FIXED;
  58         if (sa->port.phy_adv_cap_mask & EFX_PHY_CAP_1000FDX)
  59                 dev_info->speed_capa |= ETH_LINK_SPEED_1G;
  60         if (sa->port.phy_adv_cap_mask & EFX_PHY_CAP_10000FDX)
  61                 dev_info->speed_capa |= ETH_LINK_SPEED_10G;
  62         if (sa->port.phy_adv_cap_mask & EFX_PHY_CAP_40000FDX)
  63                 dev_info->speed_capa |= ETH_LINK_SPEED_40G;
  64
  65         dev_info->max_rx_queues = sa->rxq_max;
  66         dev_info->max_tx_queues = sa->txq_max;
  67
  68         /* By default packets are dropped if no descriptors are available */
  69         dev_info->default_rxconf.rx_drop_en = 1;
  70
  71         dev_info->rx_offload_capa =
  72                 DEV_RX_OFFLOAD_IPV4_CKSUM |
  73                 DEV_RX_OFFLOAD_UDP_CKSUM |
  74                 DEV_RX_OFFLOAD_TCP_CKSUM;
  75
  76         dev_info->tx_offload_capa =
  77                 DEV_TX_OFFLOAD_IPV4_CKSUM |
  78                 DEV_TX_OFFLOAD_UDP_CKSUM |
  79                 DEV_TX_OFFLOAD_TCP_CKSUM;
  80
  81         dev_info->default_txconf.txq_flags = ETH_TXQ_FLAGS_NOXSUMSCTP;
  82         if (!encp->enc_hw_tx_insert_vlan_enabled)
  83                 dev_info->default_txconf.txq_flags |= ETH_TXQ_FLAGS_NOVLANOFFL;
  84         else
  85                 dev_info->tx_offload_capa |= DEV_TX_OFFLOAD_VLAN_INSERT;
  86
  87 #if EFSYS_OPT_RX_SCALE
  88         if (sa->rss_support != EFX_RX_SCALE_UNAVAILABLE) {
  89                 dev_info->reta_size = EFX_RSS_TBL_SIZE;
  90                 dev_info->hash_key_size = SFC_RSS_KEY_SIZE;
  91                 dev_info->flow_type_rss_offloads = SFC_RSS_OFFLOADS;
  92         }
  93 #endif
  94
  95         dev_info->rx_desc_lim.nb_max = EFX_RXQ_MAXNDESCS;
  96         dev_info->rx_desc_lim.nb_min = EFX_RXQ_MINNDESCS;
  97         /* The RXQ hardware requires that the descriptor count is a power
  98          * of 2, but rx_desc_lim cannot properly describe that constraint.
  99          */
 100         dev_info->rx_desc_lim.nb_align = EFX_RXQ_MINNDESCS;
 101
 102         dev_info->tx_desc_lim.nb_max = sa->txq_max_entries;
 103         dev_info->tx_desc_lim.nb_min = EFX_TXQ_MINNDESCS;
 104         /*
 105          * The TXQ hardware requires that the descriptor count is a power
 106          * of 2, but tx_desc_lim cannot properly describe that constraint
 107          */
 108         dev_info->tx_desc_lim.nb_align = EFX_TXQ_MINNDESCS;
 109 }
 110
 111 static const uint32_t *
 112 sfc_dev_supported_ptypes_get(struct rte_eth_dev *dev)
 113 {
 114         static const uint32_t ptypes[] = {
 115                 RTE_PTYPE_L2_ETHER,
 116                 RTE_PTYPE_L3_IPV4_EXT_UNKNOWN,
 117                 RTE_PTYPE_L3_IPV6_EXT_UNKNOWN,
 118                 RTE_PTYPE_L4_TCP,
 119                 RTE_PTYPE_L4_UDP,
 120                 RTE_PTYPE_UNKNOWN
 121         };
 122
 123         if (dev->rx_pkt_burst == sfc_recv_pkts)
 124                 return ptypes;
 125
 126         return NULL;
 127 }
 128
 129 static int
 130 sfc_dev_configure(struct rte_eth_dev *dev)
 131 {
 132         struct rte_eth_dev_data *dev_data = dev->data;
 133         struct sfc_adapter *sa = dev_data->dev_private;
 134         int rc;
 135
 136         sfc_log_init(sa, "entry n_rxq=%u n_txq=%u",
 137                      dev_data->nb_rx_queues, dev_data->nb_tx_queues);
 138
 139         sfc_adapter_lock(sa);
 140         switch (sa->state) {
 141         case SFC_ADAPTER_CONFIGURED:
 142                 sfc_close(sa);
 143                 SFC_ASSERT(sa->state == SFC_ADAPTER_INITIALIZED);
 144                 /* FALLTHROUGH */
 145         case SFC_ADAPTER_INITIALIZED:
 146                 rc = sfc_configure(sa);
 147                 break;
 148         default:
 149                 sfc_err(sa, "unexpected adapter state %u to configure",
 150                         sa->state);
 151                 rc = EINVAL;
 152                 break;
 153         }
 154         sfc_adapter_unlock(sa);
 155
 156         sfc_log_init(sa, "done %d", rc);
 157         SFC_ASSERT(rc >= 0);
 158         return -rc;
 159 }
 160
 161 static int
 162 sfc_dev_start(struct rte_eth_dev *dev)
 163 {
 164         struct sfc_adapter *sa = dev->data->dev_private;
 165         int rc;
 166
 167         sfc_log_init(sa, "entry");
 168
 169         sfc_adapter_lock(sa);
 170         rc = sfc_start(sa);
 171         sfc_adapter_unlock(sa);
 172
 173         sfc_log_init(sa, "done %d", rc);
 174         SFC_ASSERT(rc >= 0);
 175         return -rc;
 176 }
 177
 178 static int
 179 sfc_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete)
 180 {
 181         struct sfc_adapter *sa = dev->data->dev_private;
 182         struct rte_eth_link *dev_link = &dev->data->dev_link;
 183         struct rte_eth_link old_link;
 184         struct rte_eth_link current_link;
 185
 186         sfc_log_init(sa, "entry");
 187
 188         if (sa->state != SFC_ADAPTER_STARTED)
 189                 return 0;
 190
 191 retry:
 192         EFX_STATIC_ASSERT(sizeof(*dev_link) == sizeof(rte_atomic64_t));
 193         *(int64_t *)&old_link = rte_atomic64_read((rte_atomic64_t *)dev_link);
 194
 195         if (wait_to_complete) {
 196                 efx_link_mode_t link_mode;
 197
 198                 efx_port_poll(sa->nic, &link_mode);
 199                 sfc_port_link_mode_to_info(link_mode, &current_link);
 200
 201                 if (!rte_atomic64_cmpset((volatile uint64_t *)dev_link,
 202                                          *(uint64_t *)&old_link,
 203                                          *(uint64_t *)&current_link))
 204                         goto retry;
 205         } else {
 206                 sfc_ev_mgmt_qpoll(sa);
 207                 *(int64_t *)&current_link =
 208                         rte_atomic64_read((rte_atomic64_t *)dev_link);
 209         }
 210
 211         if (old_link.link_status != current_link.link_status)
 212                 sfc_info(sa, "Link status is %s",
 213                          current_link.link_status ? "UP" : "DOWN");
 214
 215         return old_link.link_status == current_link.link_status ? 0 : -1;
 216 }
 217
 218 static void
 219 sfc_dev_stop(struct rte_eth_dev *dev)
 220 {
 221         struct sfc_adapter *sa = dev->data->dev_private;
 222
 223         sfc_log_init(sa, "entry");
 224
 225         sfc_adapter_lock(sa);
 226         sfc_stop(sa);
 227         sfc_adapter_unlock(sa);
 228
 229         sfc_log_init(sa, "done");
 230 }
 231
 232 static int
 233 sfc_dev_set_link_up(struct rte_eth_dev *dev)
 234 {
 235         struct sfc_adapter *sa = dev->data->dev_private;
 236         int rc;
 237
 238         sfc_log_init(sa, "entry");
 239
 240         sfc_adapter_lock(sa);
 241         rc = sfc_start(sa);
 242         sfc_adapter_unlock(sa);
 243
 244         SFC_ASSERT(rc >= 0);
 245         return -rc;
 246 }
 247
 248 static int
 249 sfc_dev_set_link_down(struct rte_eth_dev *dev)
 250 {
 251         struct sfc_adapter *sa = dev->data->dev_private;
 252
 253         sfc_log_init(sa, "entry");
 254
 255         sfc_adapter_lock(sa);
 256         sfc_stop(sa);
 257         sfc_adapter_unlock(sa);
 258
 259         return 0;
 260 }
 261
 262 static void
 263 sfc_dev_close(struct rte_eth_dev *dev)
 264 {
 265         struct sfc_adapter *sa = dev->data->dev_private;
 266
 267         sfc_log_init(sa, "entry");
 268
 269         sfc_adapter_lock(sa);
 270         switch (sa->state) {
 271         case SFC_ADAPTER_STARTED:
 272                 sfc_stop(sa);
 273                 SFC_ASSERT(sa->state == SFC_ADAPTER_CONFIGURED);
 274                 /* FALLTHROUGH */
 275         case SFC_ADAPTER_CONFIGURED:
 276                 sfc_close(sa);
 277                 SFC_ASSERT(sa->state == SFC_ADAPTER_INITIALIZED);
 278                 /* FALLTHROUGH */
 279         case SFC_ADAPTER_INITIALIZED:
 280                 break;
 281         default:
 282                 sfc_err(sa, "unexpected adapter state %u on close", sa->state);
 283                 break;
 284         }
 285         sfc_adapter_unlock(sa);
 286
 287         sfc_log_init(sa, "done");
 288 }
 289
 290 static void
 291 sfc_dev_filter_set(struct rte_eth_dev *dev, enum sfc_dev_filter_mode mode,
 292                    boolean_t enabled)
 293 {
 294         struct sfc_port *port;
 295         boolean_t *toggle;
 296         struct sfc_adapter *sa = dev->data->dev_private;
 297         boolean_t allmulti = (mode == SFC_DEV_FILTER_MODE_ALLMULTI);
 298         const char *desc = (allmulti) ? "all-multi" : "promiscuous";
 299
 300         sfc_adapter_lock(sa);
 301
 302         port = &sa->port;
 303         toggle = (allmulti) ? (&port->allmulti) : (&port->promisc);
 304
 305         if (*toggle != enabled) {
 306                 *toggle = enabled;
 307
 308                 if ((sa->state == SFC_ADAPTER_STARTED) &&
 309                     (sfc_set_rx_mode(sa) != 0)) {
 310                         *toggle = !(enabled);
 311                         sfc_warn(sa, "Failed to %s %s mode",
 312                                  ((enabled) ? "enable" : "disable"), desc);
 313                 }
 314         }
 315
 316         sfc_adapter_unlock(sa);
 317 }
 318
 319 static void
 320 sfc_dev_promisc_enable(struct rte_eth_dev *dev)
 321 {
 322         sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_PROMISC, B_TRUE);
 323 }
 324
 325 static void
 326 sfc_dev_promisc_disable(struct rte_eth_dev *dev)
 327 {
 328         sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_PROMISC, B_FALSE);
 329 }
 330
 331 static void
 332 sfc_dev_allmulti_enable(struct rte_eth_dev *dev)
 333 {
 334         sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_ALLMULTI, B_TRUE);
 335 }
 336
 337 static void
 338 sfc_dev_allmulti_disable(struct rte_eth_dev *dev)
 339 {
 340         sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_ALLMULTI, B_FALSE);
 341 }
 342
 343 static int
 344 sfc_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id,
 345                    uint16_t nb_rx_desc, unsigned int socket_id,
 346                    const struct rte_eth_rxconf *rx_conf,
 347                    struct rte_mempool *mb_pool)
 348 {
 349         struct sfc_adapter *sa = dev->data->dev_private;
 350         int rc;
 351
 352         sfc_log_init(sa, "RxQ=%u nb_rx_desc=%u socket_id=%u",
 353                      rx_queue_id, nb_rx_desc, socket_id);
 354
 355         sfc_adapter_lock(sa);
 356
 357         rc = sfc_rx_qinit(sa, rx_queue_id, nb_rx_desc, socket_id,
 358                           rx_conf, mb_pool);
 359         if (rc != 0)
 360                 goto fail_rx_qinit;
 361
 362         dev->data->rx_queues[rx_queue_id] = sa->rxq_info[rx_queue_id].rxq;
 363
 364         sfc_adapter_unlock(sa);
 365
 366         return 0;
 367
 368 fail_rx_qinit:
 369         sfc_adapter_unlock(sa);
 370         SFC_ASSERT(rc > 0);
 371         return -rc;
 372 }
 373
 374 static void
 375 sfc_rx_queue_release(void *queue)
 376 {
 377         struct sfc_rxq *rxq = queue;
 378         struct sfc_adapter *sa;
 379         unsigned int sw_index;
 380
 381         if (rxq == NULL)
 382                 return;
 383
 384         sa = rxq->evq->sa;
 385         sfc_adapter_lock(sa);
 386
 387         sw_index = sfc_rxq_sw_index(rxq);
 388
 389         sfc_log_init(sa, "RxQ=%u", sw_index);
 390
 391         sa->eth_dev->data->rx_queues[sw_index] = NULL;
 392
 393         sfc_rx_qfini(sa, sw_index);
 394
 395         sfc_adapter_unlock(sa);
 396 }
 397
 398 static int
 399 sfc_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,
 400                    uint16_t nb_tx_desc, unsigned int socket_id,
 401                    const struct rte_eth_txconf *tx_conf)
 402 {
 403         struct sfc_adapter *sa = dev->data->dev_private;
 404         int rc;
 405
 406         sfc_log_init(sa, "TxQ = %u, nb_tx_desc = %u, socket_id = %u",
 407                      tx_queue_id, nb_tx_desc, socket_id);
 408
 409         sfc_adapter_lock(sa);
 410
 411         rc = sfc_tx_qinit(sa, tx_queue_id, nb_tx_desc, socket_id, tx_conf);
 412         if (rc != 0)
 413                 goto fail_tx_qinit;
 414
 415         dev->data->tx_queues[tx_queue_id] = sa->txq_info[tx_queue_id].txq;
 416
 417         sfc_adapter_unlock(sa);
 418         return 0;
 419
 420 fail_tx_qinit:
 421         sfc_adapter_unlock(sa);
 422         SFC_ASSERT(rc > 0);
 423         return -rc;
 424 }
 425
 426 static void
 427 sfc_tx_queue_release(void *queue)
 428 {
 429         struct sfc_txq *txq = queue;
 430         unsigned int sw_index;
 431         struct sfc_adapter *sa;
 432
 433         if (txq == NULL)
 434                 return;
 435
 436         sw_index = sfc_txq_sw_index(txq);
 437
 438         SFC_ASSERT(txq->evq != NULL);
 439         sa = txq->evq->sa;
 440
 441         sfc_log_init(sa, "TxQ = %u", sw_index);
 442
 443         sfc_adapter_lock(sa);
 444
 445         SFC_ASSERT(sw_index < sa->eth_dev->data->nb_tx_queues);
 446         sa->eth_dev->data->tx_queues[sw_index] = NULL;
 447
 448         sfc_tx_qfini(sa, sw_index);
 449
 450         sfc_adapter_unlock(sa);
 451 }
 452
 453 static void
 454 sfc_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
 455 {
 456         struct sfc_adapter *sa = dev->data->dev_private;
 457         struct sfc_port *port = &sa->port;
 458         uint64_t *mac_stats;
 459
 460         rte_spinlock_lock(&port->mac_stats_lock);
 461
 462         if (sfc_port_update_mac_stats(sa) != 0)
 463                 goto unlock;
 464
 465         mac_stats = port->mac_stats_buf;
 466
 467         if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask,
 468                                    EFX_MAC_VADAPTER_RX_UNICAST_PACKETS)) {
 469                 stats->ipackets =
 470                         mac_stats[EFX_MAC_VADAPTER_RX_UNICAST_PACKETS] +
 471                         mac_stats[EFX_MAC_VADAPTER_RX_MULTICAST_PACKETS] +
 472                         mac_stats[EFX_MAC_VADAPTER_RX_BROADCAST_PACKETS];
 473                 stats->opackets =
 474                         mac_stats[EFX_MAC_VADAPTER_TX_UNICAST_PACKETS] +
 475                         mac_stats[EFX_MAC_VADAPTER_TX_MULTICAST_PACKETS] +
 476                         mac_stats[EFX_MAC_VADAPTER_TX_BROADCAST_PACKETS];
 477                 stats->ibytes =
 478                         mac_stats[EFX_MAC_VADAPTER_RX_UNICAST_BYTES] +
 479                         mac_stats[EFX_MAC_VADAPTER_RX_MULTICAST_BYTES] +
 480                         mac_stats[EFX_MAC_VADAPTER_RX_BROADCAST_BYTES];
 481                 stats->obytes =
 482                         mac_stats[EFX_MAC_VADAPTER_TX_UNICAST_BYTES] +
 483                         mac_stats[EFX_MAC_VADAPTER_TX_MULTICAST_BYTES] +
 484                         mac_stats[EFX_MAC_VADAPTER_TX_BROADCAST_BYTES];
 485                 stats->imissed = mac_stats[EFX_MAC_VADAPTER_RX_OVERFLOW];
 486                 stats->ierrors = mac_stats[EFX_MAC_VADAPTER_RX_BAD_PACKETS];
 487                 stats->oerrors = mac_stats[EFX_MAC_VADAPTER_TX_BAD_PACKETS];
 488         } else {
 489                 stats->ipackets = mac_stats[EFX_MAC_RX_PKTS];
 490                 stats->opackets = mac_stats[EFX_MAC_TX_PKTS];
 491                 stats->ibytes = mac_stats[EFX_MAC_RX_OCTETS];
 492                 stats->obytes = mac_stats[EFX_MAC_TX_OCTETS];
 493                 /*
 494                  * Take into account stats which are whenever supported
 495                  * on EF10. If some stat is not supported by current
 496                  * firmware variant or HW revision, it is guaranteed
 497                  * to be zero in mac_stats.
 498                  */
 499                 stats->imissed =
 500                         mac_stats[EFX_MAC_RX_NODESC_DROP_CNT] +
 501                         mac_stats[EFX_MAC_PM_TRUNC_BB_OVERFLOW] +
 502                         mac_stats[EFX_MAC_PM_DISCARD_BB_OVERFLOW] +
 503                         mac_stats[EFX_MAC_PM_TRUNC_VFIFO_FULL] +
 504                         mac_stats[EFX_MAC_PM_DISCARD_VFIFO_FULL] +
 505                         mac_stats[EFX_MAC_PM_TRUNC_QBB] +
 506                         mac_stats[EFX_MAC_PM_DISCARD_QBB] +
 507                         mac_stats[EFX_MAC_PM_DISCARD_MAPPING] +
 508                         mac_stats[EFX_MAC_RXDP_Q_DISABLED_PKTS] +
 509                         mac_stats[EFX_MAC_RXDP_DI_DROPPED_PKTS];
 510                 stats->ierrors =
 511                         mac_stats[EFX_MAC_RX_FCS_ERRORS] +
 512                         mac_stats[EFX_MAC_RX_ALIGN_ERRORS] +
 513                         mac_stats[EFX_MAC_RX_JABBER_PKTS];
 514                 /* no oerrors counters supported on EF10 */
 515         }
 516
 517 unlock:
 518         rte_spinlock_unlock(&port->mac_stats_lock);
 519 }
 520
 521 static int
 522 sfc_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
 523                unsigned int xstats_count)
 524 {
 525         struct sfc_adapter *sa = dev->data->dev_private;
 526         struct sfc_port *port = &sa->port;
 527         uint64_t *mac_stats;
 528         int rc;
 529         unsigned int i;
 530         int nstats = 0;
 531
 532         rte_spinlock_lock(&port->mac_stats_lock);
 533
 534         rc = sfc_port_update_mac_stats(sa);
 535         if (rc != 0) {
 536                 SFC_ASSERT(rc > 0);
 537                 nstats = -rc;
 538                 goto unlock;
 539         }
 540
 541         mac_stats = port->mac_stats_buf;
 542
 543         for (i = 0; i < EFX_MAC_NSTATS; ++i) {
 544                 if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i)) {
 545                         if (xstats != NULL && nstats < (int)xstats_count) {
 546                                 xstats[nstats].id = nstats;
 547                                 xstats[nstats].value = mac_stats[i];
 548                         }
 549                         nstats++;
 550                 }
 551         }
 552
 553 unlock:
 554         rte_spinlock_unlock(&port->mac_stats_lock);
 555
 556         return nstats;
 557 }
 558
 559 static int
 560 sfc_xstats_get_names(struct rte_eth_dev *dev,
 561                      struct rte_eth_xstat_name *xstats_names,
 562                      unsigned int xstats_count)
 563 {
 564         struct sfc_adapter *sa = dev->data->dev_private;
 565         struct sfc_port *port = &sa->port;
 566         unsigned int i;
 567         unsigned int nstats = 0;
 568
 569         for (i = 0; i < EFX_MAC_NSTATS; ++i) {
 570                 if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i)) {
 571                         if (xstats_names != NULL && nstats < xstats_count)
 572                                 strncpy(xstats_names[nstats].name,
 573                                         efx_mac_stat_name(sa->nic, i),
 574                                         sizeof(xstats_names[0].name));
 575                         nstats++;
 576                 }
 577         }
 578
 579         return nstats;
 580 }
 581
 582 static int
 583 sfc_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
 584 {
 585         struct sfc_adapter *sa = dev->data->dev_private;
 586         unsigned int wanted_fc, link_fc;
 587
 588         memset(fc_conf, 0, sizeof(*fc_conf));
 589
 590         sfc_adapter_lock(sa);
 591
 592         if (sa->state == SFC_ADAPTER_STARTED)
 593                 efx_mac_fcntl_get(sa->nic, &wanted_fc, &link_fc);
 594         else
 595                 link_fc = sa->port.flow_ctrl;
 596
 597         switch (link_fc) {
 598         case 0:
 599                 fc_conf->mode = RTE_FC_NONE;
 600                 break;
 601         case EFX_FCNTL_RESPOND:
 602                 fc_conf->mode = RTE_FC_RX_PAUSE;
 603                 break;
 604         case EFX_FCNTL_GENERATE:
 605                 fc_conf->mode = RTE_FC_TX_PAUSE;
 606                 break;
 607         case (EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE):
 608                 fc_conf->mode = RTE_FC_FULL;
 609                 break;
 610         default:
 611                 sfc_err(sa, "%s: unexpected flow control value %#x",
 612                         __func__, link_fc);
 613         }
 614
 615         fc_conf->autoneg = sa->port.flow_ctrl_autoneg;
 616
 617         sfc_adapter_unlock(sa);
 618
 619         return 0;
 620 }
 621
 622 static int
 623 sfc_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
 624 {
 625         struct sfc_adapter *sa = dev->data->dev_private;
 626         struct sfc_port *port = &sa->port;
 627         unsigned int fcntl;
 628         int rc;
 629
 630         if (fc_conf->high_water != 0 || fc_conf->low_water != 0 ||
 631             fc_conf->pause_time != 0 || fc_conf->send_xon != 0 ||
 632             fc_conf->mac_ctrl_frame_fwd != 0) {
 633                 sfc_err(sa, "unsupported flow control settings specified");
 634                 rc = EINVAL;
 635                 goto fail_inval;
 636         }
 637
 638         switch (fc_conf->mode) {
 639         case RTE_FC_NONE:
 640                 fcntl = 0;
 641                 break;
 642         case RTE_FC_RX_PAUSE:
 643                 fcntl = EFX_FCNTL_RESPOND;
 644                 break;
 645         case RTE_FC_TX_PAUSE:
 646                 fcntl = EFX_FCNTL_GENERATE;
 647                 break;
 648         case RTE_FC_FULL:
 649                 fcntl = EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE;
 650                 break;
 651         default:
 652                 rc = EINVAL;
 653                 goto fail_inval;
 654         }
 655
 656         sfc_adapter_lock(sa);
 657
 658         if (sa->state == SFC_ADAPTER_STARTED) {
 659                 rc = efx_mac_fcntl_set(sa->nic, fcntl, fc_conf->autoneg);
 660                 if (rc != 0)
 661                         goto fail_mac_fcntl_set;
 662         }
 663
 664         port->flow_ctrl = fcntl;
 665         port->flow_ctrl_autoneg = fc_conf->autoneg;
 666
 667         sfc_adapter_unlock(sa);
 668
 669         return 0;
 670
 671 fail_mac_fcntl_set:
 672         sfc_adapter_unlock(sa);
 673 fail_inval:
 674         SFC_ASSERT(rc > 0);
 675         return -rc;
 676 }
 677
 678 static int
 679 sfc_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu)
 680 {
 681         struct sfc_adapter *sa = dev->data->dev_private;
 682         size_t pdu = EFX_MAC_PDU(mtu);
 683         size_t old_pdu;
 684         int rc;
 685
 686         sfc_log_init(sa, "mtu=%u", mtu);
 687
 688         rc = EINVAL;
 689         if (pdu < EFX_MAC_PDU_MIN) {
 690                 sfc_err(sa, "too small MTU %u (PDU size %u less than min %u)",
 691                         (unsigned int)mtu, (unsigned int)pdu,
 692                         EFX_MAC_PDU_MIN);
 693                 goto fail_inval;
 694         }
 695         if (pdu > EFX_MAC_PDU_MAX) {
 696                 sfc_err(sa, "too big MTU %u (PDU size %u greater than max %u)",
 697                         (unsigned int)mtu, (unsigned int)pdu,
 698                         EFX_MAC_PDU_MAX);
 699                 goto fail_inval;
 700         }
 701
 702         sfc_adapter_lock(sa);
 703
 704         if (pdu != sa->port.pdu) {
 705                 if (sa->state == SFC_ADAPTER_STARTED) {
 706                         sfc_stop(sa);
 707
 708                         old_pdu = sa->port.pdu;
 709                         sa->port.pdu = pdu;
 710                         rc = sfc_start(sa);
 711                         if (rc != 0)
 712                                 goto fail_start;
 713                 } else {
 714                         sa->port.pdu = pdu;
 715                 }
 716         }
 717
 718         /*
 719          * The driver does not use it, but other PMDs update jumbo_frame
 720          * flag and max_rx_pkt_len when MTU is set.
 721          */
 722         dev->data->dev_conf.rxmode.jumbo_frame = (mtu > ETHER_MAX_LEN);
 723         dev->data->dev_conf.rxmode.max_rx_pkt_len = sa->port.pdu;
 724
 725         sfc_adapter_unlock(sa);
 726
 727         sfc_log_init(sa, "done");
 728         return 0;
 729
 730 fail_start:
 731         sa->port.pdu = old_pdu;
 732         if (sfc_start(sa) != 0)
 733                 sfc_err(sa, "cannot start with neither new (%u) nor old (%u) "
 734                         "PDU max size - port is stopped",
 735                         (unsigned int)pdu, (unsigned int)old_pdu);
 736         sfc_adapter_unlock(sa);
 737
 738 fail_inval:
 739         sfc_log_init(sa, "failed %d", rc);
 740         SFC_ASSERT(rc > 0);
 741         return -rc;
 742 }
 743 static void
 744 sfc_mac_addr_set(struct rte_eth_dev *dev, struct ether_addr *mac_addr)
 745 {
 746         struct sfc_adapter *sa = dev->data->dev_private;
 747         const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
 748         int rc;
 749
 750         sfc_adapter_lock(sa);
 751
 752         if (sa->state != SFC_ADAPTER_STARTED) {
 753                 sfc_info(sa, "the port is not started");
 754                 sfc_info(sa, "the new MAC address will be set on port start");
 755
 756                 goto unlock;
 757         }
 758
 759         if (encp->enc_allow_set_mac_with_installed_filters) {
 760                 rc = efx_mac_addr_set(sa->nic, mac_addr->addr_bytes);
 761                 if (rc != 0) {
 762                         sfc_err(sa, "cannot set MAC address (rc = %u)", rc);
 763                         goto unlock;
 764                 }
 765
 766                 /*
 767                  * Changing the MAC address by means of MCDI request
 768                  * has no effect on received traffic, therefore
 769                  * we also need to update unicast filters
 770                  */
 771                 rc = sfc_set_rx_mode(sa);
 772                 if (rc != 0)
 773                         sfc_err(sa, "cannot set filter (rc = %u)", rc);
 774         } else {
 775                 sfc_warn(sa, "cannot set MAC address with filters installed");
 776                 sfc_warn(sa, "adapter will be restarted to pick the new MAC");
 777                 sfc_warn(sa, "(some traffic may be dropped)");
 778
 779                 /*
 780                  * Since setting MAC address with filters installed is not
 781                  * allowed on the adapter, one needs to simply restart adapter
 782                  * so that the new MAC address will be taken from an outer
 783                  * storage and set flawlessly by means of sfc_start() call
 784                  */
 785                 sfc_stop(sa);
 786                 rc = sfc_start(sa);
 787                 if (rc != 0)
 788                         sfc_err(sa, "cannot restart adapter (rc = %u)", rc);
 789         }
 790
 791 unlock:
 792         sfc_adapter_unlock(sa);
 793 }
 794
 795
 796 static int
 797 sfc_set_mc_addr_list(struct rte_eth_dev *dev, struct ether_addr *mc_addr_set,
 798                      uint32_t nb_mc_addr)
 799 {
 800         struct sfc_adapter *sa = dev->data->dev_private;
 801         uint8_t *mc_addrs_p;
 802         uint8_t *mc_addrs;
 803         int rc;
 804         unsigned int i;
 805
 806         if (nb_mc_addr > EFX_MAC_MULTICAST_LIST_MAX) {
 807                 sfc_err(sa, "too many multicast addresses: %u > %u",
 808                          nb_mc_addr, EFX_MAC_MULTICAST_LIST_MAX);
 809                 return -EINVAL;
 810         }
 811
 812         mc_addrs_p = rte_calloc("mc-addrs", nb_mc_addr, EFX_MAC_ADDR_LEN, 0);
 813         if (mc_addrs_p == NULL)
 814                 return -ENOMEM;
 815
 816         mc_addrs = mc_addrs_p;
 817
 818         for (i = 0; i < nb_mc_addr; ++i) {
 819                 (void)rte_memcpy(mc_addrs, mc_addr_set[i].addr_bytes,
 820                                  EFX_MAC_ADDR_LEN);
 821                 mc_addrs += EFX_MAC_ADDR_LEN;
 822         }
 823
 824         rc = efx_mac_multicast_list_set(sa->nic, mc_addrs_p, nb_mc_addr);
 825
 826         rte_free(mc_addrs_p);
 827
 828         if (rc != 0)
 829                 sfc_err(sa, "cannot set multicast address list (rc = %u)", rc);
 830
 831         SFC_ASSERT(rc > 0);
 832         return -rc;
 833 }
 834
 835 static void
 836 sfc_rx_queue_info_get(struct rte_eth_dev *dev, uint16_t rx_queue_id,
 837                       struct rte_eth_rxq_info *qinfo)
 838 {
 839         struct sfc_adapter *sa = dev->data->dev_private;
 840         struct sfc_rxq_info *rxq_info;
 841         struct sfc_rxq *rxq;
 842
 843         sfc_adapter_lock(sa);
 844
 845         SFC_ASSERT(rx_queue_id < sa->rxq_count);
 846
 847         rxq_info = &sa->rxq_info[rx_queue_id];
 848         rxq = rxq_info->rxq;
 849         SFC_ASSERT(rxq != NULL);
 850
 851         qinfo->mp = rxq->refill_mb_pool;
 852         qinfo->conf.rx_free_thresh = rxq->refill_threshold;
 853         qinfo->conf.rx_drop_en = 1;
 854         qinfo->conf.rx_deferred_start = rxq_info->deferred_start;
 855         qinfo->scattered_rx = (rxq_info->type == EFX_RXQ_TYPE_SCATTER);
 856         qinfo->nb_desc = rxq_info->entries;
 857
 858         sfc_adapter_unlock(sa);
 859 }
 860
 861 static void
 862 sfc_tx_queue_info_get(struct rte_eth_dev *dev, uint16_t tx_queue_id,
 863                       struct rte_eth_txq_info *qinfo)
 864 {
 865         struct sfc_adapter *sa = dev->data->dev_private;
 866         struct sfc_txq_info *txq_info;
 867
 868         sfc_adapter_lock(sa);
 869
 870         SFC_ASSERT(tx_queue_id < sa->txq_count);
 871
 872         txq_info = &sa->txq_info[tx_queue_id];
 873         SFC_ASSERT(txq_info->txq != NULL);
 874
 875         memset(qinfo, 0, sizeof(*qinfo));
 876
 877         qinfo->conf.txq_flags = txq_info->txq->flags;
 878         qinfo->conf.tx_free_thresh = txq_info->txq->free_thresh;
 879         qinfo->conf.tx_deferred_start = txq_info->deferred_start;
 880         qinfo->nb_desc = txq_info->entries;
 881
 882         sfc_adapter_unlock(sa);
 883 }
 884
 885 static uint32_t
 886 sfc_rx_queue_count(struct rte_eth_dev *dev, uint16_t rx_queue_id)
 887 {
 888         struct sfc_adapter *sa = dev->data->dev_private;
 889
 890         sfc_log_init(sa, "RxQ=%u", rx_queue_id);
 891
 892         return sfc_rx_qdesc_npending(sa, rx_queue_id);
 893 }
 894
 895 static int
 896 sfc_rx_descriptor_done(void *queue, uint16_t offset)
 897 {
 898         struct sfc_rxq *rxq = queue;
 899
 900         return sfc_rx_qdesc_done(rxq, offset);
 901 }
 902
 903 static int
 904 sfc_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id)
 905 {
 906         struct sfc_adapter *sa = dev->data->dev_private;
 907         int rc;
 908
 909         sfc_log_init(sa, "RxQ=%u", rx_queue_id);
 910
 911         sfc_adapter_lock(sa);
 912
 913         rc = EINVAL;
 914         if (sa->state != SFC_ADAPTER_STARTED)
 915                 goto fail_not_started;
 916
 917         rc = sfc_rx_qstart(sa, rx_queue_id);
 918         if (rc != 0)
 919                 goto fail_rx_qstart;
 920
 921         sa->rxq_info[rx_queue_id].deferred_started = B_TRUE;
 922
 923         sfc_adapter_unlock(sa);
 924
 925         return 0;
 926
 927 fail_rx_qstart:
 928 fail_not_started:
 929         sfc_adapter_unlock(sa);
 930         SFC_ASSERT(rc > 0);
 931         return -rc;
 932 }
 933
 934 static int
 935 sfc_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id)
 936 {
 937         struct sfc_adapter *sa = dev->data->dev_private;
 938
 939         sfc_log_init(sa, "RxQ=%u", rx_queue_id);
 940
 941         sfc_adapter_lock(sa);
 942         sfc_rx_qstop(sa, rx_queue_id);
 943
 944         sa->rxq_info[rx_queue_id].deferred_started = B_FALSE;
 945
 946         sfc_adapter_unlock(sa);
 947
 948         return 0;
 949 }
 950
 951 static int
 952 sfc_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id)
 953 {
 954         struct sfc_adapter *sa = dev->data->dev_private;
 955         int rc;
 956
 957         sfc_log_init(sa, "TxQ = %u", tx_queue_id);
 958
 959         sfc_adapter_lock(sa);
 960
 961         rc = EINVAL;
 962         if (sa->state != SFC_ADAPTER_STARTED)
 963                 goto fail_not_started;
 964
 965         rc = sfc_tx_qstart(sa, tx_queue_id);
 966         if (rc != 0)
 967                 goto fail_tx_qstart;
 968
 969         sa->txq_info[tx_queue_id].deferred_started = B_TRUE;
 970
 971         sfc_adapter_unlock(sa);
 972         return 0;
 973
 974 fail_tx_qstart:
 975
 976 fail_not_started:
 977         sfc_adapter_unlock(sa);
 978         SFC_ASSERT(rc > 0);
 979         return -rc;
 980 }
 981
 982 static int
 983 sfc_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id)
 984 {
 985         struct sfc_adapter *sa = dev->data->dev_private;
 986
 987         sfc_log_init(sa, "TxQ = %u", tx_queue_id);
 988
 989         sfc_adapter_lock(sa);
 990
 991         sfc_tx_qstop(sa, tx_queue_id);
 992
 993         sa->txq_info[tx_queue_id].deferred_started = B_FALSE;
 994
 995         sfc_adapter_unlock(sa);
 996         return 0;
 997 }
 998
 999 #if EFSYS_OPT_RX_SCALE
1000 static int
1001 sfc_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
1002                           struct rte_eth_rss_conf *rss_conf)
1003 {
1004         struct sfc_adapter *sa = dev->data->dev_private;
1005
1006         if ((sa->rss_channels == 1) ||
1007             (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE))
1008                 return -ENOTSUP;
1009
1010         sfc_adapter_lock(sa);
1011
1012         /*
1013          * Mapping of hash configuration between RTE and EFX is not one-to-one,
1014          * hence, conversion is done here to derive a correct set of ETH_RSS
1015          * flags which corresponds to the active EFX configuration stored
1016          * locally in 'sfc_adapter' and kept up-to-date
1017          */
1018         rss_conf->rss_hf = sfc_efx_to_rte_hash_type(sa->rss_hash_types);
1019         rss_conf->rss_key_len = SFC_RSS_KEY_SIZE;
1020         if (rss_conf->rss_key != NULL)
1021                 rte_memcpy(rss_conf->rss_key, sa->rss_key, SFC_RSS_KEY_SIZE);
1022
1023         sfc_adapter_unlock(sa);
1024
1025         return 0;
1026 }
1027 #endif
1028
1029 static const struct eth_dev_ops sfc_eth_dev_ops = {
1030         .dev_configure                  = sfc_dev_configure,
1031         .dev_start                      = sfc_dev_start,
1032         .dev_stop                       = sfc_dev_stop,
1033         .dev_set_link_up                = sfc_dev_set_link_up,
1034         .dev_set_link_down              = sfc_dev_set_link_down,
1035         .dev_close                      = sfc_dev_close,
1036         .promiscuous_enable             = sfc_dev_promisc_enable,
1037         .promiscuous_disable            = sfc_dev_promisc_disable,
1038         .allmulticast_enable            = sfc_dev_allmulti_enable,
1039         .allmulticast_disable           = sfc_dev_allmulti_disable,
1040         .link_update                    = sfc_dev_link_update,
1041         .stats_get                      = sfc_stats_get,
1042         .xstats_get                     = sfc_xstats_get,
1043         .xstats_get_names               = sfc_xstats_get_names,
1044         .dev_infos_get                  = sfc_dev_infos_get,
1045         .dev_supported_ptypes_get       = sfc_dev_supported_ptypes_get,
1046         .mtu_set                        = sfc_dev_set_mtu,
1047         .rx_queue_start                 = sfc_rx_queue_start,
1048         .rx_queue_stop                  = sfc_rx_queue_stop,
1049         .tx_queue_start                 = sfc_tx_queue_start,
1050         .tx_queue_stop                  = sfc_tx_queue_stop,
1051         .rx_queue_setup                 = sfc_rx_queue_setup,
1052         .rx_queue_release               = sfc_rx_queue_release,
1053         .rx_queue_count                 = sfc_rx_queue_count,
1054         .rx_descriptor_done             = sfc_rx_descriptor_done,
1055         .tx_queue_setup                 = sfc_tx_queue_setup,
1056         .tx_queue_release               = sfc_tx_queue_release,
1057         .flow_ctrl_get                  = sfc_flow_ctrl_get,
1058         .flow_ctrl_set                  = sfc_flow_ctrl_set,
1059         .mac_addr_set                   = sfc_mac_addr_set,
1060 #if EFSYS_OPT_RX_SCALE
1061         .rss_hash_conf_get              = sfc_dev_rss_hash_conf_get,
1062 #endif
1063         .set_mc_addr_list               = sfc_set_mc_addr_list,
1064         .rxq_info_get                   = sfc_rx_queue_info_get,
1065         .txq_info_get                   = sfc_tx_queue_info_get,
1066 };
1067
1068 static int
1069 sfc_eth_dev_init(struct rte_eth_dev *dev)
1070 {
1071         struct sfc_adapter *sa = dev->data->dev_private;
1072         struct rte_pci_device *pci_dev = SFC_DEV_TO_PCI(dev);
1073         int rc;
1074         const efx_nic_cfg_t *encp;
1075         const struct ether_addr *from;
1076
1077         /* Required for logging */
1078         sa->eth_dev = dev;
1079
1080         /* Copy PCI device info to the dev->data */
1081         rte_eth_copy_pci_info(dev, pci_dev);
1082
1083         rc = sfc_kvargs_parse(sa);
1084         if (rc != 0)
1085                 goto fail_kvargs_parse;
1086
1087         rc = sfc_kvargs_process(sa, SFC_KVARG_DEBUG_INIT,
1088                                 sfc_kvarg_bool_handler, &sa->debug_init);
1089         if (rc != 0)
1090                 goto fail_kvarg_debug_init;
1091
1092         sfc_log_init(sa, "entry");
1093
1094         dev->data->mac_addrs = rte_zmalloc("sfc", ETHER_ADDR_LEN, 0);
1095         if (dev->data->mac_addrs == NULL) {
1096                 rc = ENOMEM;
1097                 goto fail_mac_addrs;
1098         }
1099
1100         sfc_adapter_lock_init(sa);
1101         sfc_adapter_lock(sa);
1102
1103         sfc_log_init(sa, "attaching");
1104         rc = sfc_attach(sa);
1105         if (rc != 0)
1106                 goto fail_attach;
1107
1108         encp = efx_nic_cfg_get(sa->nic);
1109
1110         /*
1111          * The arguments are really reverse order in comparison to
1112          * Linux kernel. Copy from NIC config to Ethernet device data.
1113          */
1114         from = (const struct ether_addr *)(encp->enc_mac_addr);
1115         ether_addr_copy(from, &dev->data->mac_addrs[0]);
1116
1117         dev->dev_ops = &sfc_eth_dev_ops;
1118         dev->rx_pkt_burst = &sfc_recv_pkts;
1119         dev->tx_pkt_burst = &sfc_xmit_pkts;
1120
1121         sfc_adapter_unlock(sa);
1122
1123         sfc_log_init(sa, "done");
1124         return 0;
1125
1126 fail_attach:
1127         sfc_adapter_unlock(sa);
1128         sfc_adapter_lock_fini(sa);
1129         rte_free(dev->data->mac_addrs);
1130         dev->data->mac_addrs = NULL;
1131
1132 fail_mac_addrs:
1133 fail_kvarg_debug_init:
1134         sfc_kvargs_cleanup(sa);
1135
1136 fail_kvargs_parse:
1137         sfc_log_init(sa, "failed %d", rc);
1138         SFC_ASSERT(rc > 0);
1139         return -rc;
1140 }
1141
1142 static int
1143 sfc_eth_dev_uninit(struct rte_eth_dev *dev)
1144 {
1145         struct sfc_adapter *sa = dev->data->dev_private;
1146
1147         sfc_log_init(sa, "entry");
1148
1149         sfc_adapter_lock(sa);
1150
1151         sfc_detach(sa);
1152
1153         rte_free(dev->data->mac_addrs);
1154         dev->data->mac_addrs = NULL;
1155
1156         dev->dev_ops = NULL;
1157         dev->rx_pkt_burst = NULL;
1158         dev->tx_pkt_burst = NULL;
1159
1160         sfc_kvargs_cleanup(sa);
1161
1162         sfc_adapter_unlock(sa);
1163         sfc_adapter_lock_fini(sa);
1164
1165         sfc_log_init(sa, "done");
1166
1167         /* Required for logging, so cleanup last */
1168         sa->eth_dev = NULL;
1169         return 0;
1170 }
1171
1172 static const struct rte_pci_id pci_id_sfc_efx_map[] = {
1173         { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_FARMINGDALE) },
1174         { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_GREENPORT) },
1175         { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD) },
1176         { .vendor_id = 0 /* sentinel */ }
1177 };
1178
1179 static struct eth_driver sfc_efx_pmd = {
1180         .pci_drv = {
1181                 .id_table = pci_id_sfc_efx_map,
1182                 .drv_flags =
1183                         RTE_PCI_DRV_INTR_LSC |
1184                         RTE_PCI_DRV_NEED_MAPPING,
1185                 .probe = rte_eth_dev_pci_probe,
1186                 .remove = rte_eth_dev_pci_remove,
1187         },
1188         .eth_dev_init = sfc_eth_dev_init,
1189         .eth_dev_uninit = sfc_eth_dev_uninit,
1190         .dev_private_size = sizeof(struct sfc_adapter),
1191 };
1192
1193 RTE_PMD_REGISTER_PCI(net_sfc_efx, sfc_efx_pmd.pci_drv);
1194 RTE_PMD_REGISTER_PCI_TABLE(net_sfc_efx, pci_id_sfc_efx_map);
1195 RTE_PMD_REGISTER_PARAM_STRING(net_sfc_efx,
1196         SFC_KVARG_PERF_PROFILE "=" SFC_KVARG_VALUES_PERF_PROFILE " "
1197         SFC_KVARG_MCDI_LOGGING "=" SFC_KVARG_VALUES_BOOL " "
1198         SFC_KVARG_DEBUG_INIT "=" SFC_KVARG_VALUES_BOOL);