drivers/net/bnx2x/bnx2x_ethdev.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright (c) 2013-2015 Brocade Communications Systems, Inc.
   3  * Copyright (c) 2015-2018 Cavium Inc.
   4  * All rights reserved.
   5  * www.cavium.com
   6  */
   7
   8 #include "bnx2x.h"
   9 #include "bnx2x_rxtx.h"
  10
  11 #include <rte_string_fns.h>
  12 #include <rte_dev.h>
  13 #include <rte_ethdev_pci.h>
  14 #include <rte_alarm.h>
  15
  16 /*
  17  * The set of PCI devices this driver supports
  18  */
  19 #define BROADCOM_PCI_VENDOR_ID 0x14E4
  20 static const struct rte_pci_id pci_id_bnx2x_map[] = {
  21         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57800) },
  22         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57711) },
  23         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57810) },
  24         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57811) },
  25         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57840_OBS) },
  26         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57840_4_10) },
  27         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57840_2_20) },
  28 #ifdef RTE_LIBRTE_BNX2X_MF_SUPPORT
  29         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57810_MF) },
  30         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57811_MF) },
  31         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57840_MF) },
  32 #endif
  33         { .vendor_id = 0, }
  34 };
  35
  36 static const struct rte_pci_id pci_id_bnx2xvf_map[] = {
  37         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57800_VF) },
  38         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57810_VF) },
  39         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57811_VF) },
  40         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57840_VF) },
  41         { .vendor_id = 0, }
  42 };
  43
  44 struct rte_bnx2x_xstats_name_off {
  45         char name[RTE_ETH_XSTATS_NAME_SIZE];
  46         uint32_t offset_hi;
  47         uint32_t offset_lo;
  48 };
  49
  50 static const struct rte_bnx2x_xstats_name_off bnx2x_xstats_strings[] = {
  51         {"rx_buffer_drops",
  52                 offsetof(struct bnx2x_eth_stats, brb_drop_hi),
  53                 offsetof(struct bnx2x_eth_stats, brb_drop_lo)},
  54         {"rx_buffer_truncates",
  55                 offsetof(struct bnx2x_eth_stats, brb_truncate_hi),
  56                 offsetof(struct bnx2x_eth_stats, brb_truncate_lo)},
  57         {"rx_buffer_truncate_discard",
  58                 offsetof(struct bnx2x_eth_stats, brb_truncate_discard),
  59                 offsetof(struct bnx2x_eth_stats, brb_truncate_discard)},
  60         {"mac_filter_discard",
  61                 offsetof(struct bnx2x_eth_stats, mac_filter_discard),
  62                 offsetof(struct bnx2x_eth_stats, mac_filter_discard)},
  63         {"no_match_vlan_tag_discard",
  64                 offsetof(struct bnx2x_eth_stats, mf_tag_discard),
  65                 offsetof(struct bnx2x_eth_stats, mf_tag_discard)},
  66         {"tx_pause",
  67                 offsetof(struct bnx2x_eth_stats, pause_frames_sent_hi),
  68                 offsetof(struct bnx2x_eth_stats, pause_frames_sent_lo)},
  69         {"rx_pause",
  70                 offsetof(struct bnx2x_eth_stats, pause_frames_received_hi),
  71                 offsetof(struct bnx2x_eth_stats, pause_frames_received_lo)},
  72         {"tx_priority_flow_control",
  73                 offsetof(struct bnx2x_eth_stats, pfc_frames_sent_hi),
  74                 offsetof(struct bnx2x_eth_stats, pfc_frames_sent_lo)},
  75         {"rx_priority_flow_control",
  76                 offsetof(struct bnx2x_eth_stats, pfc_frames_received_hi),
  77                 offsetof(struct bnx2x_eth_stats, pfc_frames_received_lo)}
  78 };
  79
  80 static int
  81 bnx2x_link_update(struct rte_eth_dev *dev)
  82 {
  83         struct bnx2x_softc *sc = dev->data->dev_private;
  84         struct rte_eth_link link;
  85
  86         PMD_INIT_FUNC_TRACE(sc);
  87
  88         memset(&link, 0, sizeof(link));
  89         mb();
  90         link.link_speed = sc->link_vars.line_speed;
  91         switch (sc->link_vars.duplex) {
  92                 case DUPLEX_FULL:
  93                         link.link_duplex = ETH_LINK_FULL_DUPLEX;
  94                         break;
  95                 case DUPLEX_HALF:
  96                         link.link_duplex = ETH_LINK_HALF_DUPLEX;
  97                         break;
  98         }
  99         link.link_autoneg = !(dev->data->dev_conf.link_speeds &
 100                         ETH_LINK_SPEED_FIXED);
 101         link.link_status = sc->link_vars.link_up;
 102
 103         return rte_eth_linkstatus_set(dev, &link);
 104 }
 105
 106 static void
 107 bnx2x_interrupt_action(struct rte_eth_dev *dev, int intr_cxt)
 108 {
 109         struct bnx2x_softc *sc = dev->data->dev_private;
 110         uint32_t link_status;
 111
 112         bnx2x_intr_legacy(sc);
 113
 114         if ((atomic_load_acq_long(&sc->periodic_flags) == PERIODIC_GO) &&
 115             !intr_cxt)
 116                 bnx2x_periodic_callout(sc);
 117         link_status = REG_RD(sc, sc->link_params.shmem_base +
 118                         offsetof(struct shmem_region,
 119                                 port_mb[sc->link_params.port].link_status));
 120         if ((link_status & LINK_STATUS_LINK_UP) != dev->data->dev_link.link_status)
 121                 bnx2x_link_update(dev);
 122 }
 123
 124 static void
 125 bnx2x_interrupt_handler(void *param)
 126 {
 127         struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
 128         struct bnx2x_softc *sc = dev->data->dev_private;
 129
 130         PMD_DEBUG_PERIODIC_LOG(INFO, sc, "Interrupt handled");
 131
 132         bnx2x_interrupt_action(dev, 1);
 133         rte_intr_ack(&sc->pci_dev->intr_handle);
 134 }
 135
 136 static void bnx2x_periodic_start(void *param)
 137 {
 138         struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
 139         struct bnx2x_softc *sc = dev->data->dev_private;
 140         int ret = 0;
 141
 142         atomic_store_rel_long(&sc->periodic_flags, PERIODIC_GO);
 143         bnx2x_interrupt_action(dev, 0);
 144         if (IS_PF(sc)) {
 145                 ret = rte_eal_alarm_set(BNX2X_SP_TIMER_PERIOD,
 146                                         bnx2x_periodic_start, (void *)dev);
 147                 if (ret) {
 148                         PMD_DRV_LOG(ERR, sc, "Unable to start periodic"
 149                                              " timer rc %d", ret);
 150                 }
 151         }
 152 }
 153
 154 void bnx2x_periodic_stop(void *param)
 155 {
 156         struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
 157         struct bnx2x_softc *sc = dev->data->dev_private;
 158
 159         atomic_store_rel_long(&sc->periodic_flags, PERIODIC_STOP);
 160
 161         rte_eal_alarm_cancel(bnx2x_periodic_start, (void *)dev);
 162
 163         PMD_DRV_LOG(DEBUG, sc, "Periodic poll stopped");
 164 }
 165
 166 /*
 167  * Devops - helper functions can be called from user application
 168  */
 169
 170 static int
 171 bnx2x_dev_configure(struct rte_eth_dev *dev)
 172 {
 173         struct bnx2x_softc *sc = dev->data->dev_private;
 174         struct rte_eth_rxmode *rxmode = &dev->data->dev_conf.rxmode;
 175
 176         int mp_ncpus = sysconf(_SC_NPROCESSORS_CONF);
 177
 178         PMD_INIT_FUNC_TRACE(sc);
 179
 180         if (rxmode->offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
 181                 sc->mtu = dev->data->dev_conf.rxmode.max_rx_pkt_len;
 182                 dev->data->mtu = sc->mtu;
 183         }
 184
 185         if (dev->data->nb_tx_queues > dev->data->nb_rx_queues) {
 186                 PMD_DRV_LOG(ERR, sc, "The number of TX queues is greater than number of RX queues");
 187                 return -EINVAL;
 188         }
 189
 190         sc->num_queues = MAX(dev->data->nb_rx_queues, dev->data->nb_tx_queues);
 191         if (sc->num_queues > mp_ncpus) {
 192                 PMD_DRV_LOG(ERR, sc, "The number of queues is more than number of CPUs");
 193                 return -EINVAL;
 194         }
 195
 196         PMD_DRV_LOG(DEBUG, sc, "num_queues=%d, mtu=%d",
 197                        sc->num_queues, sc->mtu);
 198
 199         /* allocate ilt */
 200         if (bnx2x_alloc_ilt_mem(sc) != 0) {
 201                 PMD_DRV_LOG(ERR, sc, "bnx2x_alloc_ilt_mem was failed");
 202                 return -ENXIO;
 203         }
 204
 205         bnx2x_dev_rxtx_init_dummy(dev);
 206         return 0;
 207 }
 208
 209 static int
 210 bnx2x_dev_start(struct rte_eth_dev *dev)
 211 {
 212         struct bnx2x_softc *sc = dev->data->dev_private;
 213         int ret = 0;
 214
 215         PMD_INIT_FUNC_TRACE(sc);
 216
 217         /* start the periodic callout */
 218         if (IS_PF(sc)) {
 219                 if (atomic_load_acq_long(&sc->periodic_flags) ==
 220                     PERIODIC_STOP) {
 221                         bnx2x_periodic_start(dev);
 222                         PMD_DRV_LOG(DEBUG, sc, "Periodic poll re-started");
 223                 }
 224         }
 225
 226         ret = bnx2x_init(sc);
 227         if (ret) {
 228                 PMD_DRV_LOG(DEBUG, sc, "bnx2x_init failed (%d)", ret);
 229                 return -1;
 230         }
 231
 232         if (IS_PF(sc)) {
 233                 rte_intr_callback_register(&sc->pci_dev->intr_handle,
 234                                 bnx2x_interrupt_handler, (void *)dev);
 235
 236                 if (rte_intr_enable(&sc->pci_dev->intr_handle))
 237                         PMD_DRV_LOG(ERR, sc, "rte_intr_enable failed");
 238         }
 239
 240         /* Configure the previously stored Multicast address list */
 241         if (IS_VF(sc))
 242                 bnx2x_vfpf_set_mcast(sc, sc->mc_addrs, sc->mc_addrs_num);
 243         bnx2x_dev_rxtx_init(dev);
 244
 245         bnx2x_print_device_info(sc);
 246
 247         return ret;
 248 }
 249
 250 static void
 251 bnx2x_dev_stop(struct rte_eth_dev *dev)
 252 {
 253         struct bnx2x_softc *sc = dev->data->dev_private;
 254         int ret = 0;
 255
 256         PMD_INIT_FUNC_TRACE(sc);
 257
 258         bnx2x_dev_rxtx_init_dummy(dev);
 259
 260         if (IS_PF(sc)) {
 261                 rte_intr_disable(&sc->pci_dev->intr_handle);
 262                 rte_intr_callback_unregister(&sc->pci_dev->intr_handle,
 263                                 bnx2x_interrupt_handler, (void *)dev);
 264
 265                 /* stop the periodic callout */
 266                 bnx2x_periodic_stop(dev);
 267         }
 268         /* Remove the configured Multicast list
 269          * Sending NULL for the list of address and the
 270          * Number is set to 0 denoting DEL_CMD
 271          */
 272         if (IS_VF(sc))
 273                 bnx2x_vfpf_set_mcast(sc, NULL, 0);
 274         ret = bnx2x_nic_unload(sc, UNLOAD_NORMAL, FALSE);
 275         if (ret) {
 276                 PMD_DRV_LOG(DEBUG, sc, "bnx2x_nic_unload failed (%d)", ret);
 277                 return;
 278         }
 279
 280         return;
 281 }
 282
 283 static int
 284 bnx2x_dev_close(struct rte_eth_dev *dev)
 285 {
 286         struct bnx2x_softc *sc = dev->data->dev_private;
 287
 288         PMD_INIT_FUNC_TRACE(sc);
 289
 290         /* only close in case of the primary process */
 291         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
 292                 return 0;
 293
 294         if (IS_VF(sc))
 295                 bnx2x_vf_close(sc);
 296
 297         bnx2x_dev_clear_queues(dev);
 298         memset(&(dev->data->dev_link), 0 , sizeof(struct rte_eth_link));
 299
 300         /* free ilt */
 301         bnx2x_free_ilt_mem(sc);
 302
 303         /* mac_addrs must not be freed alone because part of dev_private */
 304         dev->data->mac_addrs = NULL;
 305
 306         return 0;
 307 }
 308
 309 static int
 310 bnx2x_promisc_enable(struct rte_eth_dev *dev)
 311 {
 312         struct bnx2x_softc *sc = dev->data->dev_private;
 313
 314         PMD_INIT_FUNC_TRACE(sc);
 315         sc->rx_mode = BNX2X_RX_MODE_PROMISC;
 316         if (rte_eth_allmulticast_get(dev->data->port_id) == 1)
 317                 sc->rx_mode = BNX2X_RX_MODE_ALLMULTI_PROMISC;
 318         bnx2x_set_rx_mode(sc);
 319
 320         return 0;
 321 }
 322
 323 static int
 324 bnx2x_promisc_disable(struct rte_eth_dev *dev)
 325 {
 326         struct bnx2x_softc *sc = dev->data->dev_private;
 327
 328         PMD_INIT_FUNC_TRACE(sc);
 329         sc->rx_mode = BNX2X_RX_MODE_NORMAL;
 330         if (rte_eth_allmulticast_get(dev->data->port_id) == 1)
 331                 sc->rx_mode = BNX2X_RX_MODE_ALLMULTI;
 332         bnx2x_set_rx_mode(sc);
 333
 334         return 0;
 335 }
 336
 337 static int
 338 bnx2x_dev_allmulticast_enable(struct rte_eth_dev *dev)
 339 {
 340         struct bnx2x_softc *sc = dev->data->dev_private;
 341
 342         PMD_INIT_FUNC_TRACE(sc);
 343         sc->rx_mode = BNX2X_RX_MODE_ALLMULTI;
 344         if (rte_eth_promiscuous_get(dev->data->port_id) == 1)
 345                 sc->rx_mode = BNX2X_RX_MODE_ALLMULTI_PROMISC;
 346         bnx2x_set_rx_mode(sc);
 347
 348         return 0;
 349 }
 350
 351 static int
 352 bnx2x_dev_allmulticast_disable(struct rte_eth_dev *dev)
 353 {
 354         struct bnx2x_softc *sc = dev->data->dev_private;
 355
 356         PMD_INIT_FUNC_TRACE(sc);
 357         sc->rx_mode = BNX2X_RX_MODE_NORMAL;
 358         if (rte_eth_promiscuous_get(dev->data->port_id) == 1)
 359                 sc->rx_mode = BNX2X_RX_MODE_PROMISC;
 360         bnx2x_set_rx_mode(sc);
 361
 362         return 0;
 363 }
 364
 365 static int
 366 bnx2x_dev_set_mc_addr_list(struct rte_eth_dev *dev,
 367                 struct rte_ether_addr *mc_addrs, uint32_t mc_addrs_num)
 368 {
 369         struct bnx2x_softc *sc = dev->data->dev_private;
 370         int err;
 371         PMD_INIT_FUNC_TRACE(sc);
 372         /* flush previous addresses */
 373         err = bnx2x_vfpf_set_mcast(sc, NULL, 0);
 374         if (err)
 375                 return err;
 376         sc->mc_addrs_num = 0;
 377
 378         /* Add new ones */
 379         err = bnx2x_vfpf_set_mcast(sc, mc_addrs, mc_addrs_num);
 380         if (err)
 381                 return err;
 382
 383         sc->mc_addrs_num = mc_addrs_num;
 384         memcpy(sc->mc_addrs, mc_addrs, mc_addrs_num * sizeof(*mc_addrs));
 385
 386         return 0;
 387 }
 388
 389 static int
 390 bnx2x_dev_link_update(struct rte_eth_dev *dev, __rte_unused int wait_to_complete)
 391 {
 392         struct bnx2x_softc *sc = dev->data->dev_private;
 393
 394         PMD_INIT_FUNC_TRACE(sc);
 395
 396         return bnx2x_link_update(dev);
 397 }
 398
 399 static int
 400 bnx2xvf_dev_link_update(struct rte_eth_dev *dev, __rte_unused int wait_to_complete)
 401 {
 402         struct bnx2x_softc *sc = dev->data->dev_private;
 403         int ret = 0;
 404
 405         ret = bnx2x_link_update(dev);
 406
 407         bnx2x_check_bull(sc);
 408         if (sc->old_bulletin.valid_bitmap & (1 << CHANNEL_DOWN)) {
 409                 PMD_DRV_LOG(ERR, sc, "PF indicated channel is down."
 410                                 "VF device is no longer operational");
 411                 dev->data->dev_link.link_status = ETH_LINK_DOWN;
 412         }
 413
 414         return ret;
 415 }
 416
 417 static int
 418 bnx2x_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
 419 {
 420         struct bnx2x_softc *sc = dev->data->dev_private;
 421         uint32_t brb_truncate_discard;
 422         uint64_t brb_drops;
 423         uint64_t brb_truncates;
 424
 425         PMD_INIT_FUNC_TRACE(sc);
 426
 427         bnx2x_stats_handle(sc, STATS_EVENT_UPDATE);
 428
 429         memset(stats, 0, sizeof (struct rte_eth_stats));
 430
 431         stats->ipackets =
 432                 HILO_U64(sc->eth_stats.total_unicast_packets_received_hi,
 433                                 sc->eth_stats.total_unicast_packets_received_lo) +
 434                 HILO_U64(sc->eth_stats.total_multicast_packets_received_hi,
 435                                 sc->eth_stats.total_multicast_packets_received_lo) +
 436                 HILO_U64(sc->eth_stats.total_broadcast_packets_received_hi,
 437                                 sc->eth_stats.total_broadcast_packets_received_lo);
 438
 439         stats->opackets =
 440                 HILO_U64(sc->eth_stats.total_unicast_packets_transmitted_hi,
 441                                 sc->eth_stats.total_unicast_packets_transmitted_lo) +
 442                 HILO_U64(sc->eth_stats.total_multicast_packets_transmitted_hi,
 443                                 sc->eth_stats.total_multicast_packets_transmitted_lo) +
 444                 HILO_U64(sc->eth_stats.total_broadcast_packets_transmitted_hi,
 445                                 sc->eth_stats.total_broadcast_packets_transmitted_lo);
 446
 447         stats->ibytes =
 448                 HILO_U64(sc->eth_stats.total_bytes_received_hi,
 449                                 sc->eth_stats.total_bytes_received_lo);
 450
 451         stats->obytes =
 452                 HILO_U64(sc->eth_stats.total_bytes_transmitted_hi,
 453                                 sc->eth_stats.total_bytes_transmitted_lo);
 454
 455         stats->ierrors =
 456                 HILO_U64(sc->eth_stats.error_bytes_received_hi,
 457                                 sc->eth_stats.error_bytes_received_lo);
 458
 459         stats->oerrors = 0;
 460
 461         stats->rx_nombuf =
 462                 HILO_U64(sc->eth_stats.no_buff_discard_hi,
 463                                 sc->eth_stats.no_buff_discard_lo);
 464
 465         brb_drops =
 466                 HILO_U64(sc->eth_stats.brb_drop_hi,
 467                          sc->eth_stats.brb_drop_lo);
 468
 469         brb_truncates =
 470                 HILO_U64(sc->eth_stats.brb_truncate_hi,
 471                          sc->eth_stats.brb_truncate_lo);
 472
 473         brb_truncate_discard = sc->eth_stats.brb_truncate_discard;
 474
 475         stats->imissed = brb_drops + brb_truncates +
 476                          brb_truncate_discard + stats->rx_nombuf;
 477
 478         return 0;
 479 }
 480
 481 static int
 482 bnx2x_get_xstats_names(__rte_unused struct rte_eth_dev *dev,
 483                        struct rte_eth_xstat_name *xstats_names,
 484                        __rte_unused unsigned limit)
 485 {
 486         unsigned int i, stat_cnt = RTE_DIM(bnx2x_xstats_strings);
 487
 488         if (xstats_names != NULL)
 489                 for (i = 0; i < stat_cnt; i++)
 490                         strlcpy(xstats_names[i].name,
 491                                 bnx2x_xstats_strings[i].name,
 492                                 sizeof(xstats_names[i].name));
 493
 494         return stat_cnt;
 495 }
 496
 497 static int
 498 bnx2x_dev_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
 499                      unsigned int n)
 500 {
 501         struct bnx2x_softc *sc = dev->data->dev_private;
 502         unsigned int num = RTE_DIM(bnx2x_xstats_strings);
 503
 504         if (n < num)
 505                 return num;
 506
 507         bnx2x_stats_handle(sc, STATS_EVENT_UPDATE);
 508
 509         for (num = 0; num < n; num++) {
 510                 if (bnx2x_xstats_strings[num].offset_hi !=
 511                     bnx2x_xstats_strings[num].offset_lo)
 512                         xstats[num].value = HILO_U64(
 513                                           *(uint32_t *)((char *)&sc->eth_stats +
 514                                           bnx2x_xstats_strings[num].offset_hi),
 515                                           *(uint32_t *)((char *)&sc->eth_stats +
 516                                           bnx2x_xstats_strings[num].offset_lo));
 517                 else
 518                         xstats[num].value =
 519                                           *(uint64_t *)((char *)&sc->eth_stats +
 520                                           bnx2x_xstats_strings[num].offset_lo);
 521                 xstats[num].id = num;
 522         }
 523
 524         return num;
 525 }
 526
 527 static int
 528 bnx2x_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
 529 {
 530         struct bnx2x_softc *sc = dev->data->dev_private;
 531
 532         dev_info->max_rx_queues  = sc->max_rx_queues;
 533         dev_info->max_tx_queues  = sc->max_tx_queues;
 534         dev_info->min_rx_bufsize = BNX2X_MIN_RX_BUF_SIZE;
 535         dev_info->max_rx_pktlen  = BNX2X_MAX_RX_PKT_LEN;
 536         dev_info->max_mac_addrs  = BNX2X_MAX_MAC_ADDRS;
 537         dev_info->speed_capa = ETH_LINK_SPEED_10G | ETH_LINK_SPEED_20G;
 538         dev_info->rx_offload_capa = DEV_RX_OFFLOAD_JUMBO_FRAME;
 539
 540         dev_info->rx_desc_lim.nb_max = MAX_RX_AVAIL;
 541         dev_info->rx_desc_lim.nb_min = MIN_RX_SIZE_NONTPA;
 542         dev_info->rx_desc_lim.nb_mtu_seg_max = 1;
 543         dev_info->tx_desc_lim.nb_max = MAX_TX_AVAIL;
 544
 545         return 0;
 546 }
 547
 548 static int
 549 bnx2x_mac_addr_add(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr,
 550                 uint32_t index, uint32_t pool)
 551 {
 552         struct bnx2x_softc *sc = dev->data->dev_private;
 553
 554         if (sc->mac_ops.mac_addr_add) {
 555                 sc->mac_ops.mac_addr_add(dev, mac_addr, index, pool);
 556                 return 0;
 557         }
 558         return -ENOTSUP;
 559 }
 560
 561 static void
 562 bnx2x_mac_addr_remove(struct rte_eth_dev *dev, uint32_t index)
 563 {
 564         struct bnx2x_softc *sc = dev->data->dev_private;
 565
 566         if (sc->mac_ops.mac_addr_remove)
 567                 sc->mac_ops.mac_addr_remove(dev, index);
 568 }
 569
 570 static const struct eth_dev_ops bnx2x_eth_dev_ops = {
 571         .dev_configure                = bnx2x_dev_configure,
 572         .dev_start                    = bnx2x_dev_start,
 573         .dev_stop                     = bnx2x_dev_stop,
 574         .dev_close                    = bnx2x_dev_close,
 575         .promiscuous_enable           = bnx2x_promisc_enable,
 576         .promiscuous_disable          = bnx2x_promisc_disable,
 577         .allmulticast_enable          = bnx2x_dev_allmulticast_enable,
 578         .allmulticast_disable         = bnx2x_dev_allmulticast_disable,
 579         .link_update                  = bnx2x_dev_link_update,
 580         .stats_get                    = bnx2x_dev_stats_get,
 581         .xstats_get                   = bnx2x_dev_xstats_get,
 582         .xstats_get_names             = bnx2x_get_xstats_names,
 583         .dev_infos_get                = bnx2x_dev_infos_get,
 584         .rx_queue_setup               = bnx2x_dev_rx_queue_setup,
 585         .rx_queue_release             = bnx2x_dev_rx_queue_release,
 586         .tx_queue_setup               = bnx2x_dev_tx_queue_setup,
 587         .tx_queue_release             = bnx2x_dev_tx_queue_release,
 588         .mac_addr_add                 = bnx2x_mac_addr_add,
 589         .mac_addr_remove              = bnx2x_mac_addr_remove,
 590 };
 591
 592 /*
 593  * dev_ops for virtual function
 594  */
 595 static const struct eth_dev_ops bnx2xvf_eth_dev_ops = {
 596         .dev_configure                = bnx2x_dev_configure,
 597         .dev_start                    = bnx2x_dev_start,
 598         .dev_stop                     = bnx2x_dev_stop,
 599         .dev_close                    = bnx2x_dev_close,
 600         .promiscuous_enable           = bnx2x_promisc_enable,
 601         .promiscuous_disable          = bnx2x_promisc_disable,
 602         .allmulticast_enable          = bnx2x_dev_allmulticast_enable,
 603         .allmulticast_disable         = bnx2x_dev_allmulticast_disable,
 604         .set_mc_addr_list             = bnx2x_dev_set_mc_addr_list,
 605         .link_update                  = bnx2xvf_dev_link_update,
 606         .stats_get                    = bnx2x_dev_stats_get,
 607         .xstats_get                   = bnx2x_dev_xstats_get,
 608         .xstats_get_names             = bnx2x_get_xstats_names,
 609         .dev_infos_get                = bnx2x_dev_infos_get,
 610         .rx_queue_setup               = bnx2x_dev_rx_queue_setup,
 611         .rx_queue_release             = bnx2x_dev_rx_queue_release,
 612         .tx_queue_setup               = bnx2x_dev_tx_queue_setup,
 613         .tx_queue_release             = bnx2x_dev_tx_queue_release,
 614         .mac_addr_add                 = bnx2x_mac_addr_add,
 615         .mac_addr_remove              = bnx2x_mac_addr_remove,
 616 };
 617
 618
 619 static int
 620 bnx2x_common_dev_init(struct rte_eth_dev *eth_dev, int is_vf)
 621 {
 622         int ret = 0;
 623         struct rte_pci_device *pci_dev;
 624         struct rte_pci_addr pci_addr;
 625         struct bnx2x_softc *sc;
 626         static bool adapter_info = true;
 627
 628         /* Extract key data structures */
 629         sc = eth_dev->data->dev_private;
 630         pci_dev = RTE_DEV_TO_PCI(eth_dev->device);
 631         pci_addr = pci_dev->addr;
 632
 633         snprintf(sc->devinfo.name, NAME_SIZE, PCI_SHORT_PRI_FMT ":dpdk-port-%u",
 634                  pci_addr.bus, pci_addr.devid, pci_addr.function,
 635                  eth_dev->data->port_id);
 636
 637         PMD_INIT_FUNC_TRACE(sc);
 638
 639         eth_dev->dev_ops = is_vf ? &bnx2xvf_eth_dev_ops : &bnx2x_eth_dev_ops;
 640
 641         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
 642                 PMD_DRV_LOG(ERR, sc, "Skipping device init from secondary process");
 643                 return 0;
 644         }
 645
 646         rte_eth_copy_pci_info(eth_dev, pci_dev);
 647
 648         sc->pcie_bus    = pci_dev->addr.bus;
 649         sc->pcie_device = pci_dev->addr.devid;
 650
 651         sc->devinfo.vendor_id    = pci_dev->id.vendor_id;
 652         sc->devinfo.device_id    = pci_dev->id.device_id;
 653         sc->devinfo.subvendor_id = pci_dev->id.subsystem_vendor_id;
 654         sc->devinfo.subdevice_id = pci_dev->id.subsystem_device_id;
 655
 656         if (is_vf)
 657                 sc->flags = BNX2X_IS_VF_FLAG;
 658
 659         sc->pcie_func = pci_dev->addr.function;
 660         sc->bar[BAR0].base_addr = (void *)pci_dev->mem_resource[0].addr;
 661         if (is_vf)
 662                 sc->bar[BAR1].base_addr = (void *)
 663                         ((uintptr_t)pci_dev->mem_resource[0].addr + PXP_VF_ADDR_DB_START);
 664         else
 665                 sc->bar[BAR1].base_addr = pci_dev->mem_resource[2].addr;
 666
 667         assert(sc->bar[BAR0].base_addr);
 668         assert(sc->bar[BAR1].base_addr);
 669
 670         bnx2x_load_firmware(sc);
 671         assert(sc->firmware);
 672
 673         if (eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf & ETH_RSS_NONFRAG_IPV4_UDP)
 674                 sc->udp_rss = 1;
 675
 676         sc->rx_budget = BNX2X_RX_BUDGET;
 677         sc->hc_rx_ticks = BNX2X_RX_TICKS;
 678         sc->hc_tx_ticks = BNX2X_TX_TICKS;
 679
 680         sc->interrupt_mode = INTR_MODE_SINGLE_MSIX;
 681         sc->rx_mode = BNX2X_RX_MODE_NORMAL;
 682
 683         sc->pci_dev = pci_dev;
 684         ret = bnx2x_attach(sc);
 685         if (ret) {
 686                 PMD_DRV_LOG(ERR, sc, "bnx2x_attach failed (%d)", ret);
 687                 return ret;
 688         }
 689
 690         /* Print important adapter info for the user. */
 691         if (adapter_info) {
 692                 bnx2x_print_adapter_info(sc);
 693                 adapter_info = false;
 694         }
 695
 696         /* schedule periodic poll for slowpath link events */
 697         if (IS_PF(sc)) {
 698                 PMD_DRV_LOG(DEBUG, sc, "Scheduling periodic poll for slowpath link events");
 699                 ret = rte_eal_alarm_set(BNX2X_SP_TIMER_PERIOD,
 700                                         bnx2x_periodic_start, (void *)eth_dev);
 701                 if (ret) {
 702                         PMD_DRV_LOG(ERR, sc, "Unable to start periodic"
 703                                              " timer rc %d", ret);
 704                         return -EINVAL;
 705                 }
 706         }
 707
 708         eth_dev->data->mac_addrs =
 709                 (struct rte_ether_addr *)sc->link_params.mac_addr;
 710
 711         if (IS_VF(sc)) {
 712                 rte_spinlock_init(&sc->vf2pf_lock);
 713
 714                 ret = bnx2x_dma_alloc(sc, sizeof(struct bnx2x_vf_mbx_msg),
 715                                       &sc->vf2pf_mbox_mapping, "vf2pf_mbox",
 716                                       RTE_CACHE_LINE_SIZE);
 717                 if (ret)
 718                         goto out;
 719
 720                 sc->vf2pf_mbox = (struct bnx2x_vf_mbx_msg *)
 721                                          sc->vf2pf_mbox_mapping.vaddr;
 722
 723                 ret = bnx2x_dma_alloc(sc, sizeof(struct bnx2x_vf_bulletin),
 724                                       &sc->pf2vf_bulletin_mapping, "vf2pf_bull",
 725                                       RTE_CACHE_LINE_SIZE);
 726                 if (ret)
 727                         goto out;
 728
 729                 sc->pf2vf_bulletin = (struct bnx2x_vf_bulletin *)
 730                                              sc->pf2vf_bulletin_mapping.vaddr;
 731
 732                 ret = bnx2x_vf_get_resources(sc, sc->max_tx_queues,
 733                                              sc->max_rx_queues);
 734                 if (ret)
 735                         goto out;
 736         }
 737
 738         /* Pass the information to the rte_eth_dev_close() that it should also
 739          * release the private port resources.
 740          */
 741         eth_dev->data->dev_flags |= RTE_ETH_DEV_CLOSE_REMOVE;
 742
 743         return 0;
 744
 745 out:
 746         if (IS_PF(sc))
 747                 bnx2x_periodic_stop(eth_dev);
 748
 749         return ret;
 750 }
 751
 752 static int
 753 eth_bnx2x_dev_init(struct rte_eth_dev *eth_dev)
 754 {
 755         struct bnx2x_softc *sc = eth_dev->data->dev_private;
 756         PMD_INIT_FUNC_TRACE(sc);
 757         return bnx2x_common_dev_init(eth_dev, 0);
 758 }
 759
 760 static int
 761 eth_bnx2xvf_dev_init(struct rte_eth_dev *eth_dev)
 762 {
 763         struct bnx2x_softc *sc = eth_dev->data->dev_private;
 764         PMD_INIT_FUNC_TRACE(sc);
 765         return bnx2x_common_dev_init(eth_dev, 1);
 766 }
 767
 768 static int eth_bnx2x_dev_uninit(struct rte_eth_dev *eth_dev)
 769 {
 770         struct bnx2x_softc *sc = eth_dev->data->dev_private;
 771         PMD_INIT_FUNC_TRACE(sc);
 772         bnx2x_dev_close(eth_dev);
 773         return 0;
 774 }
 775
 776 static struct rte_pci_driver rte_bnx2x_pmd;
 777 static struct rte_pci_driver rte_bnx2xvf_pmd;
 778
 779 static int eth_bnx2x_pci_probe(struct rte_pci_driver *pci_drv,
 780         struct rte_pci_device *pci_dev)
 781 {
 782         if (pci_drv == &rte_bnx2x_pmd)
 783                 return rte_eth_dev_pci_generic_probe(pci_dev,
 784                                 sizeof(struct bnx2x_softc), eth_bnx2x_dev_init);
 785         else if (pci_drv == &rte_bnx2xvf_pmd)
 786                 return rte_eth_dev_pci_generic_probe(pci_dev,
 787                                 sizeof(struct bnx2x_softc), eth_bnx2xvf_dev_init);
 788         else
 789                 return -EINVAL;
 790 }
 791
 792 static int eth_bnx2x_pci_remove(struct rte_pci_device *pci_dev)
 793 {
 794         return rte_eth_dev_pci_generic_remove(pci_dev, eth_bnx2x_dev_uninit);
 795 }
 796
 797 static struct rte_pci_driver rte_bnx2x_pmd = {
 798         .id_table = pci_id_bnx2x_map,
 799         .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC,
 800         .probe = eth_bnx2x_pci_probe,
 801         .remove = eth_bnx2x_pci_remove,
 802 };
 803
 804 /*
 805  * virtual function driver struct
 806  */
 807 static struct rte_pci_driver rte_bnx2xvf_pmd = {
 808         .id_table = pci_id_bnx2xvf_map,
 809         .drv_flags = RTE_PCI_DRV_NEED_MAPPING,
 810         .probe = eth_bnx2x_pci_probe,
 811         .remove = eth_bnx2x_pci_remove,
 812 };
 813
 814 RTE_PMD_REGISTER_PCI(net_bnx2x, rte_bnx2x_pmd);
 815 RTE_PMD_REGISTER_PCI_TABLE(net_bnx2x, pci_id_bnx2x_map);
 816 RTE_PMD_REGISTER_KMOD_DEP(net_bnx2x, "* igb_uio | uio_pci_generic | vfio-pci");
 817 RTE_PMD_REGISTER_PCI(net_bnx2xvf, rte_bnx2xvf_pmd);
 818 RTE_PMD_REGISTER_PCI_TABLE(net_bnx2xvf, pci_id_bnx2xvf_map);
 819 RTE_PMD_REGISTER_KMOD_DEP(net_bnx2xvf, "* igb_uio | vfio-pci");
 820 RTE_LOG_REGISTER(bnx2x_logtype_init, pmd.net.bnx2x.init, NOTICE);
 821 RTE_LOG_REGISTER(bnx2x_logtype_driver, pmd.net.bnx2x.driver, NOTICE);