drivers/net/bnx2x/bnx2x_ethdev.c

   1 /*
   2  * Copyright (c) 2013-2015 Brocade Communications Systems, Inc.
   3  *
   4  * Copyright (c) 2015 QLogic Corporation.
   5  * All rights reserved.
   6  * www.qlogic.com
   7  *
   8  * See LICENSE.bnx2x_pmd for copyright and licensing details.
   9  */
  10
  11 #include "bnx2x.h"
  12 #include "bnx2x_rxtx.h"
  13
  14 #include <rte_dev.h>
  15 #include <rte_ethdev_pci.h>
  16
  17 /*
  18  * The set of PCI devices this driver supports
  19  */
  20 #define BROADCOM_PCI_VENDOR_ID 0x14E4
  21 static const struct rte_pci_id pci_id_bnx2x_map[] = {
  22         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57800) },
  23         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57711) },
  24         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57810) },
  25         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57811) },
  26         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57840_OBS) },
  27         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57840_4_10) },
  28         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57840_2_20) },
  29 #ifdef RTE_LIBRTE_BNX2X_MF_SUPPORT
  30         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57810_MF) },
  31         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57811_MF) },
  32         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57840_MF) },
  33 #endif
  34         { .vendor_id = 0, }
  35 };
  36
  37 static const struct rte_pci_id pci_id_bnx2xvf_map[] = {
  38         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57800_VF) },
  39         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57810_VF) },
  40         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57811_VF) },
  41         { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57840_VF) },
  42         { .vendor_id = 0, }
  43 };
  44
  45 struct rte_bnx2x_xstats_name_off {
  46         char name[RTE_ETH_XSTATS_NAME_SIZE];
  47         uint32_t offset_hi;
  48         uint32_t offset_lo;
  49 };
  50
  51 static const struct rte_bnx2x_xstats_name_off bnx2x_xstats_strings[] = {
  52         {"rx_buffer_drops",
  53                 offsetof(struct bnx2x_eth_stats, brb_drop_hi),
  54                 offsetof(struct bnx2x_eth_stats, brb_drop_lo)},
  55         {"rx_buffer_truncates",
  56                 offsetof(struct bnx2x_eth_stats, brb_truncate_hi),
  57                 offsetof(struct bnx2x_eth_stats, brb_truncate_lo)},
  58         {"rx_buffer_truncate_discard",
  59                 offsetof(struct bnx2x_eth_stats, brb_truncate_discard),
  60                 offsetof(struct bnx2x_eth_stats, brb_truncate_discard)},
  61         {"mac_filter_discard",
  62                 offsetof(struct bnx2x_eth_stats, mac_filter_discard),
  63                 offsetof(struct bnx2x_eth_stats, mac_filter_discard)},
  64         {"no_match_vlan_tag_discard",
  65                 offsetof(struct bnx2x_eth_stats, mf_tag_discard),
  66                 offsetof(struct bnx2x_eth_stats, mf_tag_discard)},
  67         {"tx_pause",
  68                 offsetof(struct bnx2x_eth_stats, pause_frames_sent_hi),
  69                 offsetof(struct bnx2x_eth_stats, pause_frames_sent_lo)},
  70         {"rx_pause",
  71                 offsetof(struct bnx2x_eth_stats, pause_frames_received_hi),
  72                 offsetof(struct bnx2x_eth_stats, pause_frames_received_lo)},
  73         {"tx_priority_flow_control",
  74                 offsetof(struct bnx2x_eth_stats, pfc_frames_sent_hi),
  75                 offsetof(struct bnx2x_eth_stats, pfc_frames_sent_lo)},
  76         {"rx_priority_flow_control",
  77                 offsetof(struct bnx2x_eth_stats, pfc_frames_received_hi),
  78                 offsetof(struct bnx2x_eth_stats, pfc_frames_received_lo)}
  79 };
  80
  81 static void
  82 bnx2x_link_update(struct rte_eth_dev *dev)
  83 {
  84         struct bnx2x_softc *sc = dev->data->dev_private;
  85
  86         PMD_INIT_FUNC_TRACE();
  87         bnx2x_link_status_update(sc);
  88         mb();
  89         dev->data->dev_link.link_speed = sc->link_vars.line_speed;
  90         switch (sc->link_vars.duplex) {
  91                 case DUPLEX_FULL:
  92                         dev->data->dev_link.link_duplex = ETH_LINK_FULL_DUPLEX;
  93                         break;
  94                 case DUPLEX_HALF:
  95                         dev->data->dev_link.link_duplex = ETH_LINK_HALF_DUPLEX;
  96                         break;
  97         }
  98         dev->data->dev_link.link_autoneg = !(dev->data->dev_conf.link_speeds &
  99                         ETH_LINK_SPEED_FIXED);
 100         dev->data->dev_link.link_status = sc->link_vars.link_up;
 101 }
 102
 103 static void
 104 bnx2x_interrupt_action(struct rte_eth_dev *dev)
 105 {
 106         struct bnx2x_softc *sc = dev->data->dev_private;
 107         uint32_t link_status;
 108
 109         PMD_DEBUG_PERIODIC_LOG(INFO, "Interrupt handled");
 110
 111         bnx2x_intr_legacy(sc, 0);
 112
 113         if (sc->periodic_flags & PERIODIC_GO)
 114                 bnx2x_periodic_callout(sc);
 115         link_status = REG_RD(sc, sc->link_params.shmem_base +
 116                         offsetof(struct shmem_region,
 117                                 port_mb[sc->link_params.port].link_status));
 118         if ((link_status & LINK_STATUS_LINK_UP) != dev->data->dev_link.link_status)
 119                 bnx2x_link_update(dev);
 120 }
 121
 122 static void
 123 bnx2x_interrupt_handler(void *param)
 124 {
 125         struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
 126         struct bnx2x_softc *sc = dev->data->dev_private;
 127
 128         bnx2x_interrupt_action(dev);
 129         rte_intr_enable(&sc->pci_dev->intr_handle);
 130 }
 131
 132 /*
 133  * Devops - helper functions can be called from user application
 134  */
 135
 136 static int
 137 bnx2x_dev_configure(struct rte_eth_dev *dev)
 138 {
 139         struct bnx2x_softc *sc = dev->data->dev_private;
 140         int mp_ncpus = sysconf(_SC_NPROCESSORS_CONF);
 141
 142         PMD_INIT_FUNC_TRACE();
 143
 144         if (dev->data->dev_conf.rxmode.jumbo_frame)
 145                 sc->mtu = dev->data->dev_conf.rxmode.max_rx_pkt_len;
 146
 147         if (dev->data->nb_tx_queues > dev->data->nb_rx_queues) {
 148                 PMD_DRV_LOG(ERR, "The number of TX queues is greater than number of RX queues");
 149                 return -EINVAL;
 150         }
 151
 152         sc->num_queues = MAX(dev->data->nb_rx_queues, dev->data->nb_tx_queues);
 153         if (sc->num_queues > mp_ncpus) {
 154                 PMD_DRV_LOG(ERR, "The number of queues is more than number of CPUs");
 155                 return -EINVAL;
 156         }
 157
 158         PMD_DRV_LOG(DEBUG, "num_queues=%d, mtu=%d",
 159                        sc->num_queues, sc->mtu);
 160
 161         /* allocate ilt */
 162         if (bnx2x_alloc_ilt_mem(sc) != 0) {
 163                 PMD_DRV_LOG(ERR, "bnx2x_alloc_ilt_mem was failed");
 164                 return -ENXIO;
 165         }
 166
 167         /* allocate the host hardware/software hsi structures */
 168         if (bnx2x_alloc_hsi_mem(sc) != 0) {
 169                 PMD_DRV_LOG(ERR, "bnx2x_alloc_hsi_mem was failed");
 170                 bnx2x_free_ilt_mem(sc);
 171                 return -ENXIO;
 172         }
 173
 174         return 0;
 175 }
 176
 177 static int
 178 bnx2x_dev_start(struct rte_eth_dev *dev)
 179 {
 180         struct bnx2x_softc *sc = dev->data->dev_private;
 181         int ret = 0;
 182
 183         PMD_INIT_FUNC_TRACE();
 184
 185         ret = bnx2x_init(sc);
 186         if (ret) {
 187                 PMD_DRV_LOG(DEBUG, "bnx2x_init failed (%d)", ret);
 188                 return -1;
 189         }
 190
 191         if (IS_PF(sc)) {
 192                 rte_intr_callback_register(&sc->pci_dev->intr_handle,
 193                                 bnx2x_interrupt_handler, (void *)dev);
 194
 195                 if (rte_intr_enable(&sc->pci_dev->intr_handle))
 196                         PMD_DRV_LOG(ERR, "rte_intr_enable failed");
 197         }
 198
 199         ret = bnx2x_dev_rx_init(dev);
 200         if (ret != 0) {
 201                 PMD_DRV_LOG(DEBUG, "bnx2x_dev_rx_init returned error code");
 202                 return -3;
 203         }
 204
 205         /* Print important adapter info for the user. */
 206         bnx2x_print_adapter_info(sc);
 207
 208         return ret;
 209 }
 210
 211 static void
 212 bnx2x_dev_stop(struct rte_eth_dev *dev)
 213 {
 214         struct bnx2x_softc *sc = dev->data->dev_private;
 215         int ret = 0;
 216
 217         PMD_INIT_FUNC_TRACE();
 218
 219         if (IS_PF(sc)) {
 220                 rte_intr_disable(&sc->pci_dev->intr_handle);
 221                 rte_intr_callback_unregister(&sc->pci_dev->intr_handle,
 222                                 bnx2x_interrupt_handler, (void *)dev);
 223         }
 224
 225         ret = bnx2x_nic_unload(sc, UNLOAD_NORMAL, FALSE);
 226         if (ret) {
 227                 PMD_DRV_LOG(DEBUG, "bnx2x_nic_unload failed (%d)", ret);
 228                 return;
 229         }
 230
 231         return;
 232 }
 233
 234 static void
 235 bnx2x_dev_close(struct rte_eth_dev *dev)
 236 {
 237         struct bnx2x_softc *sc = dev->data->dev_private;
 238
 239         PMD_INIT_FUNC_TRACE();
 240
 241         if (IS_VF(sc))
 242                 bnx2x_vf_close(sc);
 243
 244         bnx2x_dev_clear_queues(dev);
 245         memset(&(dev->data->dev_link), 0 , sizeof(struct rte_eth_link));
 246
 247         /* free the host hardware/software hsi structures */
 248         bnx2x_free_hsi_mem(sc);
 249
 250         /* free ilt */
 251         bnx2x_free_ilt_mem(sc);
 252 }
 253
 254 static void
 255 bnx2x_promisc_enable(struct rte_eth_dev *dev)
 256 {
 257         struct bnx2x_softc *sc = dev->data->dev_private;
 258
 259         PMD_INIT_FUNC_TRACE();
 260         sc->rx_mode = BNX2X_RX_MODE_PROMISC;
 261         if (rte_eth_allmulticast_get(dev->data->port_id) == 1)
 262                 sc->rx_mode = BNX2X_RX_MODE_ALLMULTI_PROMISC;
 263         bnx2x_set_rx_mode(sc);
 264 }
 265
 266 static void
 267 bnx2x_promisc_disable(struct rte_eth_dev *dev)
 268 {
 269         struct bnx2x_softc *sc = dev->data->dev_private;
 270
 271         PMD_INIT_FUNC_TRACE();
 272         sc->rx_mode = BNX2X_RX_MODE_NORMAL;
 273         if (rte_eth_allmulticast_get(dev->data->port_id) == 1)
 274                 sc->rx_mode = BNX2X_RX_MODE_ALLMULTI;
 275         bnx2x_set_rx_mode(sc);
 276 }
 277
 278 static void
 279 bnx2x_dev_allmulticast_enable(struct rte_eth_dev *dev)
 280 {
 281         struct bnx2x_softc *sc = dev->data->dev_private;
 282
 283         PMD_INIT_FUNC_TRACE();
 284         sc->rx_mode = BNX2X_RX_MODE_ALLMULTI;
 285         if (rte_eth_promiscuous_get(dev->data->port_id) == 1)
 286                 sc->rx_mode = BNX2X_RX_MODE_ALLMULTI_PROMISC;
 287         bnx2x_set_rx_mode(sc);
 288 }
 289
 290 static void
 291 bnx2x_dev_allmulticast_disable(struct rte_eth_dev *dev)
 292 {
 293         struct bnx2x_softc *sc = dev->data->dev_private;
 294
 295         PMD_INIT_FUNC_TRACE();
 296         sc->rx_mode = BNX2X_RX_MODE_NORMAL;
 297         if (rte_eth_promiscuous_get(dev->data->port_id) == 1)
 298                 sc->rx_mode = BNX2X_RX_MODE_PROMISC;
 299         bnx2x_set_rx_mode(sc);
 300 }
 301
 302 static int
 303 bnx2x_dev_link_update(struct rte_eth_dev *dev, __rte_unused int wait_to_complete)
 304 {
 305         PMD_INIT_FUNC_TRACE();
 306
 307         int old_link_status = dev->data->dev_link.link_status;
 308
 309         bnx2x_link_update(dev);
 310
 311         return old_link_status == dev->data->dev_link.link_status ? -1 : 0;
 312 }
 313
 314 static int
 315 bnx2xvf_dev_link_update(struct rte_eth_dev *dev, __rte_unused int wait_to_complete)
 316 {
 317         int old_link_status = dev->data->dev_link.link_status;
 318         struct bnx2x_softc *sc = dev->data->dev_private;
 319
 320         bnx2x_link_update(dev);
 321
 322         bnx2x_check_bull(sc);
 323         if (sc->old_bulletin.valid_bitmap & (1 << CHANNEL_DOWN)) {
 324                 PMD_DRV_LOG(ERR, "PF indicated channel is down."
 325                                 "VF device is no longer operational");
 326                 dev->data->dev_link.link_status = ETH_LINK_DOWN;
 327         }
 328
 329         return old_link_status == dev->data->dev_link.link_status ? -1 : 0;
 330 }
 331
 332 static void
 333 bnx2x_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
 334 {
 335         struct bnx2x_softc *sc = dev->data->dev_private;
 336         uint32_t brb_truncate_discard;
 337         uint64_t brb_drops;
 338         uint64_t brb_truncates;
 339
 340         PMD_INIT_FUNC_TRACE();
 341
 342         bnx2x_stats_handle(sc, STATS_EVENT_UPDATE);
 343
 344         memset(stats, 0, sizeof (struct rte_eth_stats));
 345
 346         stats->ipackets =
 347                 HILO_U64(sc->eth_stats.total_unicast_packets_received_hi,
 348                                 sc->eth_stats.total_unicast_packets_received_lo) +
 349                 HILO_U64(sc->eth_stats.total_multicast_packets_received_hi,
 350                                 sc->eth_stats.total_multicast_packets_received_lo) +
 351                 HILO_U64(sc->eth_stats.total_broadcast_packets_received_hi,
 352                                 sc->eth_stats.total_broadcast_packets_received_lo);
 353
 354         stats->opackets =
 355                 HILO_U64(sc->eth_stats.total_unicast_packets_transmitted_hi,
 356                                 sc->eth_stats.total_unicast_packets_transmitted_lo) +
 357                 HILO_U64(sc->eth_stats.total_multicast_packets_transmitted_hi,
 358                                 sc->eth_stats.total_multicast_packets_transmitted_lo) +
 359                 HILO_U64(sc->eth_stats.total_broadcast_packets_transmitted_hi,
 360                                 sc->eth_stats.total_broadcast_packets_transmitted_lo);
 361
 362         stats->ibytes =
 363                 HILO_U64(sc->eth_stats.total_bytes_received_hi,
 364                                 sc->eth_stats.total_bytes_received_lo);
 365
 366         stats->obytes =
 367                 HILO_U64(sc->eth_stats.total_bytes_transmitted_hi,
 368                                 sc->eth_stats.total_bytes_transmitted_lo);
 369
 370         stats->ierrors =
 371                 HILO_U64(sc->eth_stats.error_bytes_received_hi,
 372                                 sc->eth_stats.error_bytes_received_lo);
 373
 374         stats->oerrors = 0;
 375
 376         stats->rx_nombuf =
 377                 HILO_U64(sc->eth_stats.no_buff_discard_hi,
 378                                 sc->eth_stats.no_buff_discard_lo);
 379
 380         brb_drops =
 381                 HILO_U64(sc->eth_stats.brb_drop_hi,
 382                          sc->eth_stats.brb_drop_lo);
 383
 384         brb_truncates =
 385                 HILO_U64(sc->eth_stats.brb_truncate_hi,
 386                          sc->eth_stats.brb_truncate_lo);
 387
 388         brb_truncate_discard = sc->eth_stats.brb_truncate_discard;
 389
 390         stats->imissed = brb_drops + brb_truncates +
 391                          brb_truncate_discard + stats->rx_nombuf;
 392 }
 393
 394 static int
 395 bnx2x_get_xstats_names(__rte_unused struct rte_eth_dev *dev,
 396                        struct rte_eth_xstat_name *xstats_names,
 397                        __rte_unused unsigned limit)
 398 {
 399         unsigned int i, stat_cnt = RTE_DIM(bnx2x_xstats_strings);
 400
 401         if (xstats_names != NULL)
 402                 for (i = 0; i < stat_cnt; i++)
 403                         snprintf(xstats_names[i].name,
 404                                 sizeof(xstats_names[i].name),
 405                                 "%s",
 406                                 bnx2x_xstats_strings[i].name);
 407
 408         return stat_cnt;
 409 }
 410
 411 static int
 412 bnx2x_dev_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
 413                      unsigned int n)
 414 {
 415         struct bnx2x_softc *sc = dev->data->dev_private;
 416         unsigned int num = RTE_DIM(bnx2x_xstats_strings);
 417
 418         if (n < num)
 419                 return num;
 420
 421         bnx2x_stats_handle(sc, STATS_EVENT_UPDATE);
 422
 423         for (num = 0; num < n; num++) {
 424                 if (bnx2x_xstats_strings[num].offset_hi !=
 425                     bnx2x_xstats_strings[num].offset_lo)
 426                         xstats[num].value = HILO_U64(
 427                                           *(uint32_t *)((char *)&sc->eth_stats +
 428                                           bnx2x_xstats_strings[num].offset_hi),
 429                                           *(uint32_t *)((char *)&sc->eth_stats +
 430                                           bnx2x_xstats_strings[num].offset_lo));
 431                 else
 432                         xstats[num].value =
 433                                           *(uint64_t *)((char *)&sc->eth_stats +
 434                                           bnx2x_xstats_strings[num].offset_lo);
 435                 xstats[num].id = num;
 436         }
 437
 438         return num;
 439 }
 440
 441 static void
 442 bnx2x_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
 443 {
 444         struct bnx2x_softc *sc = dev->data->dev_private;
 445         dev_info->pci_dev = RTE_ETH_DEV_TO_PCI(dev);
 446         dev_info->max_rx_queues  = sc->max_rx_queues;
 447         dev_info->max_tx_queues  = sc->max_tx_queues;
 448         dev_info->min_rx_bufsize = BNX2X_MIN_RX_BUF_SIZE;
 449         dev_info->max_rx_pktlen  = BNX2X_MAX_RX_PKT_LEN;
 450         dev_info->max_mac_addrs  = BNX2X_MAX_MAC_ADDRS;
 451         dev_info->speed_capa = ETH_LINK_SPEED_10G | ETH_LINK_SPEED_20G;
 452 }
 453
 454 static int
 455 bnx2x_mac_addr_add(struct rte_eth_dev *dev, struct ether_addr *mac_addr,
 456                 uint32_t index, uint32_t pool)
 457 {
 458         struct bnx2x_softc *sc = dev->data->dev_private;
 459
 460         if (sc->mac_ops.mac_addr_add) {
 461                 sc->mac_ops.mac_addr_add(dev, mac_addr, index, pool);
 462                 return 0;
 463         }
 464         return -ENOTSUP;
 465 }
 466
 467 static void
 468 bnx2x_mac_addr_remove(struct rte_eth_dev *dev, uint32_t index)
 469 {
 470         struct bnx2x_softc *sc = dev->data->dev_private;
 471
 472         if (sc->mac_ops.mac_addr_remove)
 473                 sc->mac_ops.mac_addr_remove(dev, index);
 474 }
 475
 476 static const struct eth_dev_ops bnx2x_eth_dev_ops = {
 477         .dev_configure                = bnx2x_dev_configure,
 478         .dev_start                    = bnx2x_dev_start,
 479         .dev_stop                     = bnx2x_dev_stop,
 480         .dev_close                    = bnx2x_dev_close,
 481         .promiscuous_enable           = bnx2x_promisc_enable,
 482         .promiscuous_disable          = bnx2x_promisc_disable,
 483         .allmulticast_enable          = bnx2x_dev_allmulticast_enable,
 484         .allmulticast_disable         = bnx2x_dev_allmulticast_disable,
 485         .link_update                  = bnx2x_dev_link_update,
 486         .stats_get                    = bnx2x_dev_stats_get,
 487         .xstats_get                   = bnx2x_dev_xstats_get,
 488         .xstats_get_names             = bnx2x_get_xstats_names,
 489         .dev_infos_get                = bnx2x_dev_infos_get,
 490         .rx_queue_setup               = bnx2x_dev_rx_queue_setup,
 491         .rx_queue_release             = bnx2x_dev_rx_queue_release,
 492         .tx_queue_setup               = bnx2x_dev_tx_queue_setup,
 493         .tx_queue_release             = bnx2x_dev_tx_queue_release,
 494         .mac_addr_add                 = bnx2x_mac_addr_add,
 495         .mac_addr_remove              = bnx2x_mac_addr_remove,
 496 };
 497
 498 /*
 499  * dev_ops for virtual function
 500  */
 501 static const struct eth_dev_ops bnx2xvf_eth_dev_ops = {
 502         .dev_configure                = bnx2x_dev_configure,
 503         .dev_start                    = bnx2x_dev_start,
 504         .dev_stop                     = bnx2x_dev_stop,
 505         .dev_close                    = bnx2x_dev_close,
 506         .promiscuous_enable           = bnx2x_promisc_enable,
 507         .promiscuous_disable          = bnx2x_promisc_disable,
 508         .allmulticast_enable          = bnx2x_dev_allmulticast_enable,
 509         .allmulticast_disable         = bnx2x_dev_allmulticast_disable,
 510         .link_update                  = bnx2xvf_dev_link_update,
 511         .stats_get                    = bnx2x_dev_stats_get,
 512         .xstats_get                   = bnx2x_dev_xstats_get,
 513         .xstats_get_names             = bnx2x_get_xstats_names,
 514         .dev_infos_get                = bnx2x_dev_infos_get,
 515         .rx_queue_setup               = bnx2x_dev_rx_queue_setup,
 516         .rx_queue_release             = bnx2x_dev_rx_queue_release,
 517         .tx_queue_setup               = bnx2x_dev_tx_queue_setup,
 518         .tx_queue_release             = bnx2x_dev_tx_queue_release,
 519         .mac_addr_add                 = bnx2x_mac_addr_add,
 520         .mac_addr_remove              = bnx2x_mac_addr_remove,
 521 };
 522
 523
 524 static int
 525 bnx2x_common_dev_init(struct rte_eth_dev *eth_dev, int is_vf)
 526 {
 527         int ret = 0;
 528         struct rte_pci_device *pci_dev;
 529         struct bnx2x_softc *sc;
 530
 531         PMD_INIT_FUNC_TRACE();
 532
 533         eth_dev->dev_ops = is_vf ? &bnx2xvf_eth_dev_ops : &bnx2x_eth_dev_ops;
 534         pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
 535
 536         rte_eth_copy_pci_info(eth_dev, pci_dev);
 537
 538         sc = eth_dev->data->dev_private;
 539         sc->pcie_bus    = pci_dev->addr.bus;
 540         sc->pcie_device = pci_dev->addr.devid;
 541
 542         if (is_vf)
 543                 sc->flags = BNX2X_IS_VF_FLAG;
 544
 545         sc->devinfo.vendor_id    = pci_dev->id.vendor_id;
 546         sc->devinfo.device_id    = pci_dev->id.device_id;
 547         sc->devinfo.subvendor_id = pci_dev->id.subsystem_vendor_id;
 548         sc->devinfo.subdevice_id = pci_dev->id.subsystem_device_id;
 549
 550         sc->pcie_func = pci_dev->addr.function;
 551         sc->bar[BAR0].base_addr = (void *)pci_dev->mem_resource[0].addr;
 552         if (is_vf)
 553                 sc->bar[BAR1].base_addr = (void *)
 554                         ((uintptr_t)pci_dev->mem_resource[0].addr + PXP_VF_ADDR_DB_START);
 555         else
 556                 sc->bar[BAR1].base_addr = pci_dev->mem_resource[2].addr;
 557
 558         assert(sc->bar[BAR0].base_addr);
 559         assert(sc->bar[BAR1].base_addr);
 560
 561         bnx2x_load_firmware(sc);
 562         assert(sc->firmware);
 563
 564         if (eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf & ETH_RSS_NONFRAG_IPV4_UDP)
 565                 sc->udp_rss = 1;
 566
 567         sc->rx_budget = BNX2X_RX_BUDGET;
 568         sc->hc_rx_ticks = BNX2X_RX_TICKS;
 569         sc->hc_tx_ticks = BNX2X_TX_TICKS;
 570
 571         sc->interrupt_mode = INTR_MODE_SINGLE_MSIX;
 572         sc->rx_mode = BNX2X_RX_MODE_NORMAL;
 573
 574         sc->pci_dev = pci_dev;
 575         ret = bnx2x_attach(sc);
 576         if (ret) {
 577                 PMD_DRV_LOG(ERR, "bnx2x_attach failed (%d)", ret);
 578                 return ret;
 579         }
 580
 581         eth_dev->data->mac_addrs = (struct ether_addr *)sc->link_params.mac_addr;
 582
 583         PMD_DRV_LOG(INFO, "pcie_bus=%d, pcie_device=%d",
 584                         sc->pcie_bus, sc->pcie_device);
 585         PMD_DRV_LOG(INFO, "bar0.addr=%p, bar1.addr=%p",
 586                         sc->bar[BAR0].base_addr, sc->bar[BAR1].base_addr);
 587         PMD_DRV_LOG(INFO, "port=%d, path=%d, vnic=%d, func=%d",
 588                         PORT_ID(sc), PATH_ID(sc), VNIC_ID(sc), FUNC_ID(sc));
 589         PMD_DRV_LOG(INFO, "portID=%d vendorID=0x%x deviceID=0x%x",
 590                         eth_dev->data->port_id, pci_dev->id.vendor_id, pci_dev->id.device_id);
 591
 592         if (IS_VF(sc)) {
 593                 rte_spinlock_init(&sc->vf2pf_lock);
 594
 595                 if (bnx2x_dma_alloc(sc, sizeof(struct bnx2x_vf_mbx_msg),
 596                                     &sc->vf2pf_mbox_mapping, "vf2pf_mbox",
 597                                     RTE_CACHE_LINE_SIZE) != 0)
 598                         return -ENOMEM;
 599
 600                 sc->vf2pf_mbox = (struct bnx2x_vf_mbx_msg *)
 601                                          sc->vf2pf_mbox_mapping.vaddr;
 602
 603                 if (bnx2x_dma_alloc(sc, sizeof(struct bnx2x_vf_bulletin),
 604                                     &sc->pf2vf_bulletin_mapping, "vf2pf_bull",
 605                                     RTE_CACHE_LINE_SIZE) != 0)
 606                         return -ENOMEM;
 607
 608                 sc->pf2vf_bulletin = (struct bnx2x_vf_bulletin *)
 609                                              sc->pf2vf_bulletin_mapping.vaddr;
 610
 611                 ret = bnx2x_vf_get_resources(sc, sc->max_tx_queues,
 612                                              sc->max_rx_queues);
 613                 if (ret)
 614                         return ret;
 615         }
 616
 617         return 0;
 618 }
 619
 620 static int
 621 eth_bnx2x_dev_init(struct rte_eth_dev *eth_dev)
 622 {
 623         PMD_INIT_FUNC_TRACE();
 624         return bnx2x_common_dev_init(eth_dev, 0);
 625 }
 626
 627 static int
 628 eth_bnx2xvf_dev_init(struct rte_eth_dev *eth_dev)
 629 {
 630         PMD_INIT_FUNC_TRACE();
 631         return bnx2x_common_dev_init(eth_dev, 1);
 632 }
 633
 634 static struct rte_pci_driver rte_bnx2x_pmd;
 635 static struct rte_pci_driver rte_bnx2xvf_pmd;
 636
 637 static int eth_bnx2x_pci_probe(struct rte_pci_driver *pci_drv,
 638         struct rte_pci_device *pci_dev)
 639 {
 640         struct rte_eth_dev *eth_dev;
 641         int ret;
 642
 643         eth_dev = rte_eth_dev_pci_allocate(pci_dev, sizeof(struct bnx2x_softc));
 644         if (!eth_dev)
 645                 return -ENOMEM;
 646
 647         if (pci_drv == &rte_bnx2x_pmd)
 648                 ret = eth_bnx2x_dev_init(eth_dev);
 649         else if (pci_drv == &rte_bnx2xvf_pmd)
 650                 ret = eth_bnx2xvf_dev_init(eth_dev);
 651         else
 652                 ret = -EINVAL;
 653
 654         if (ret)
 655                 rte_eth_dev_pci_release(eth_dev);
 656
 657         return ret;
 658 }
 659
 660 static int eth_bnx2x_pci_remove(struct rte_pci_device *pci_dev)
 661 {
 662         return rte_eth_dev_pci_generic_remove(pci_dev, NULL);
 663 }
 664
 665 static struct rte_pci_driver rte_bnx2x_pmd = {
 666         .id_table = pci_id_bnx2x_map,
 667         .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC,
 668         .probe = eth_bnx2x_pci_probe,
 669         .remove = eth_bnx2x_pci_remove,
 670 };
 671
 672 /*
 673  * virtual function driver struct
 674  */
 675 static struct rte_pci_driver rte_bnx2xvf_pmd = {
 676         .id_table = pci_id_bnx2xvf_map,
 677         .drv_flags = RTE_PCI_DRV_NEED_MAPPING,
 678         .probe = eth_bnx2x_pci_probe,
 679         .remove = eth_bnx2x_pci_remove,
 680 };
 681
 682 RTE_PMD_REGISTER_PCI(net_bnx2x, rte_bnx2x_pmd);
 683 RTE_PMD_REGISTER_PCI_TABLE(net_bnx2x, pci_id_bnx2x_map);
 684 RTE_PMD_REGISTER_KMOD_DEP(net_bnx2x, "* igb_uio | uio_pci_generic | vfio-pci");
 685 RTE_PMD_REGISTER_PCI(net_bnx2xvf, rte_bnx2xvf_pmd);
 686 RTE_PMD_REGISTER_PCI_TABLE(net_bnx2xvf, pci_id_bnx2xvf_map);
 687 RTE_PMD_REGISTER_KMOD_DEP(net_bnx2xvf, "* igb_uio | vfio-pci");