app/test/virtual_pmd.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
   5  *   All rights reserved.
   6  *
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   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Intel Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #include <rte_mbuf.h>
  35 #include <rte_ethdev.h>
  36 #include <rte_malloc.h>
  37 #include <rte_memcpy.h>
  38 #include <rte_memory.h>
  39 #include <rte_ring.h>
  40
  41 #include "virtual_pmd.h"
  42
  43 #define MAX_PKT_BURST 512
  44
  45 static const char *virtual_ethdev_driver_name = "Virtual PMD";
  46
  47 struct virtual_ethdev_private {
  48         struct rte_eth_stats eth_stats;
  49
  50         struct rte_ring *rx_queue;
  51         struct rte_ring *tx_queue;
  52
  53         int tx_burst_fail_count;
  54 };
  55
  56 struct virtual_ethdev_queue {
  57         int port_id;
  58         int queue_id;
  59 };
  60
  61 static int
  62 virtual_ethdev_start_success(struct rte_eth_dev *eth_dev __rte_unused)
  63 {
  64         eth_dev->data->dev_started = 1;
  65
  66         return 0;
  67 }
  68
  69 static int
  70 virtual_ethdev_start_fail(struct rte_eth_dev *eth_dev __rte_unused)
  71 {
  72         eth_dev->data->dev_started = 0;
  73
  74         return -1;
  75 }
  76 static void  virtual_ethdev_stop(struct rte_eth_dev *eth_dev __rte_unused)
  77 {
  78         void *pkt = NULL;
  79         struct virtual_ethdev_private *prv = eth_dev->data->dev_private;
  80
  81         eth_dev->data->dev_link.link_status = 0;
  82         eth_dev->data->dev_started = 0;
  83         while (rte_ring_dequeue(prv->rx_queue, &pkt) != -ENOENT)
  84                 rte_pktmbuf_free(pkt);
  85
  86         while (rte_ring_dequeue(prv->tx_queue, &pkt) != -ENOENT)
  87                 rte_pktmbuf_free(pkt);
  88 }
  89
  90 static void
  91 virtual_ethdev_close(struct rte_eth_dev *dev __rte_unused)
  92 {}
  93
  94 static int
  95 virtual_ethdev_configure_success(struct rte_eth_dev *dev __rte_unused)
  96 {
  97         return 0;
  98 }
  99
 100 static int
 101 virtual_ethdev_configure_fail(struct rte_eth_dev *dev __rte_unused)
 102 {
 103         return -1;
 104 }
 105
 106 static void
 107 virtual_ethdev_info_get(struct rte_eth_dev *dev __rte_unused,
 108                 struct rte_eth_dev_info *dev_info)
 109 {
 110         dev_info->driver_name = virtual_ethdev_driver_name;
 111         dev_info->max_mac_addrs = 1;
 112
 113         dev_info->max_rx_pktlen = (uint32_t)2048;
 114
 115         dev_info->max_rx_queues = (uint16_t)128;
 116         dev_info->max_tx_queues = (uint16_t)512;
 117
 118         dev_info->min_rx_bufsize = 0;
 119         dev_info->pci_dev = NULL;
 120 }
 121
 122 static int
 123 virtual_ethdev_rx_queue_setup_success(struct rte_eth_dev *dev,
 124                 uint16_t rx_queue_id, uint16_t nb_rx_desc __rte_unused,
 125                 unsigned int socket_id,
 126                 const struct rte_eth_rxconf *rx_conf __rte_unused,
 127                 struct rte_mempool *mb_pool __rte_unused)
 128 {
 129         struct virtual_ethdev_queue *rx_q;
 130
 131         rx_q = (struct virtual_ethdev_queue *)rte_zmalloc_socket(NULL,
 132                         sizeof(struct virtual_ethdev_queue), 0, socket_id);
 133
 134         if (rx_q == NULL)
 135                 return -1;
 136
 137         rx_q->port_id = dev->data->port_id;
 138         rx_q->queue_id = rx_queue_id;
 139
 140         dev->data->rx_queues[rx_queue_id] = rx_q;
 141
 142         return 0;
 143 }
 144
 145 static int
 146 virtual_ethdev_rx_queue_setup_fail(struct rte_eth_dev *dev __rte_unused,
 147                 uint16_t rx_queue_id __rte_unused, uint16_t nb_rx_desc __rte_unused,
 148                 unsigned int socket_id __rte_unused,
 149                 const struct rte_eth_rxconf *rx_conf __rte_unused,
 150                 struct rte_mempool *mb_pool __rte_unused)
 151 {
 152         return -1;
 153 }
 154
 155 static int
 156 virtual_ethdev_tx_queue_setup_success(struct rte_eth_dev *dev,
 157                 uint16_t tx_queue_id, uint16_t nb_tx_desc __rte_unused,
 158                 unsigned int socket_id,
 159                 const struct rte_eth_txconf *tx_conf __rte_unused)
 160 {
 161         struct virtual_ethdev_queue *tx_q;
 162
 163         tx_q = (struct virtual_ethdev_queue *)rte_zmalloc_socket(NULL,
 164                         sizeof(struct virtual_ethdev_queue), 0, socket_id);
 165
 166         if (tx_q == NULL)
 167                 return -1;
 168
 169         tx_q->port_id = dev->data->port_id;
 170         tx_q->queue_id = tx_queue_id;
 171
 172         dev->data->tx_queues[tx_queue_id] = tx_q;
 173
 174         return 0;
 175 }
 176
 177 static int
 178 virtual_ethdev_tx_queue_setup_fail(struct rte_eth_dev *dev __rte_unused,
 179                 uint16_t tx_queue_id __rte_unused, uint16_t nb_tx_desc __rte_unused,
 180                 unsigned int socket_id __rte_unused,
 181                 const struct rte_eth_txconf *tx_conf __rte_unused)
 182 {
 183         return -1;
 184 }
 185
 186 static void
 187 virtual_ethdev_rx_queue_release(void *q __rte_unused)
 188 {
 189 }
 190
 191 static void
 192 virtual_ethdev_tx_queue_release(void *q __rte_unused)
 193 {
 194 }
 195
 196 static int
 197 virtual_ethdev_link_update_success(struct rte_eth_dev *bonded_eth_dev,
 198                 int wait_to_complete __rte_unused)
 199 {
 200         if (!bonded_eth_dev->data->dev_started)
 201                 bonded_eth_dev->data->dev_link.link_status = 0;
 202
 203         return 0;
 204 }
 205
 206 static int
 207 virtual_ethdev_link_update_fail(struct rte_eth_dev *bonded_eth_dev __rte_unused,
 208                 int wait_to_complete __rte_unused)
 209 {
 210         return -1;
 211 }
 212
 213 static void
 214 virtual_ethdev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
 215 {
 216         struct virtual_ethdev_private *dev_private = dev->data->dev_private;
 217
 218         if (stats)
 219                 rte_memcpy(stats, &dev_private->eth_stats, sizeof(*stats));
 220 }
 221
 222 static void
 223 virtual_ethdev_stats_reset(struct rte_eth_dev *dev)
 224 {
 225         struct virtual_ethdev_private *dev_private = dev->data->dev_private;
 226         void *pkt = NULL;
 227
 228         while (rte_ring_dequeue(dev_private->tx_queue, &pkt) == -ENOBUFS)
 229                         rte_pktmbuf_free(pkt);
 230
 231         /* Reset internal statistics */
 232         memset(&dev_private->eth_stats, 0, sizeof(dev_private->eth_stats));
 233 }
 234
 235 static void
 236 virtual_ethdev_promiscuous_mode_enable(struct rte_eth_dev *dev __rte_unused)
 237 {}
 238
 239 static void
 240 virtual_ethdev_promiscuous_mode_disable(struct rte_eth_dev *dev __rte_unused)
 241 {}
 242
 243
 244 static struct eth_dev_ops virtual_ethdev_default_dev_ops = {
 245                 .dev_configure = virtual_ethdev_configure_success,
 246                 .dev_start = virtual_ethdev_start_success,
 247                 .dev_stop = virtual_ethdev_stop,
 248                 .dev_close = virtual_ethdev_close,
 249                 .dev_infos_get = virtual_ethdev_info_get,
 250                 .rx_queue_setup = virtual_ethdev_rx_queue_setup_success,
 251                 .tx_queue_setup = virtual_ethdev_tx_queue_setup_success,
 252                 .rx_queue_release = virtual_ethdev_rx_queue_release,
 253                 .tx_queue_release = virtual_ethdev_tx_queue_release,
 254                 .link_update = virtual_ethdev_link_update_success,
 255                 .stats_get = virtual_ethdev_stats_get,
 256                 .stats_reset = virtual_ethdev_stats_reset,
 257                 .promiscuous_enable = virtual_ethdev_promiscuous_mode_enable,
 258                 .promiscuous_disable = virtual_ethdev_promiscuous_mode_disable
 259 };
 260
 261
 262 void
 263 virtual_ethdev_start_fn_set_success(uint8_t port_id, uint8_t success)
 264 {
 265         struct rte_eth_dev *vrtl_eth_dev = &rte_eth_devices[port_id];
 266
 267         if (success)
 268                 vrtl_eth_dev->dev_ops->dev_start = virtual_ethdev_start_success;
 269         else
 270                 vrtl_eth_dev->dev_ops->dev_start = virtual_ethdev_start_fail;
 271
 272 }
 273
 274 void
 275 virtual_ethdev_configure_fn_set_success(uint8_t port_id, uint8_t success)
 276 {
 277         struct rte_eth_dev *vrtl_eth_dev = &rte_eth_devices[port_id];
 278
 279         if (success)
 280                 vrtl_eth_dev->dev_ops->dev_configure = virtual_ethdev_configure_success;
 281         else
 282                 vrtl_eth_dev->dev_ops->dev_configure = virtual_ethdev_configure_fail;
 283 }
 284
 285 void
 286 virtual_ethdev_rx_queue_setup_fn_set_success(uint8_t port_id, uint8_t success)
 287 {
 288         struct rte_eth_dev *vrtl_eth_dev = &rte_eth_devices[port_id];
 289
 290         if (success)
 291                 vrtl_eth_dev->dev_ops->rx_queue_setup =
 292                                 virtual_ethdev_rx_queue_setup_success;
 293         else
 294                 vrtl_eth_dev->dev_ops->rx_queue_setup =
 295                                 virtual_ethdev_rx_queue_setup_fail;
 296 }
 297
 298 void
 299 virtual_ethdev_tx_queue_setup_fn_set_success(uint8_t port_id, uint8_t success)
 300 {
 301         struct rte_eth_dev *vrtl_eth_dev = &rte_eth_devices[port_id];
 302
 303         if (success)
 304                 vrtl_eth_dev->dev_ops->tx_queue_setup =
 305                                 virtual_ethdev_tx_queue_setup_success;
 306         else
 307                 vrtl_eth_dev->dev_ops->tx_queue_setup =
 308                                 virtual_ethdev_tx_queue_setup_fail;
 309 }
 310
 311 void
 312 virtual_ethdev_link_update_fn_set_success(uint8_t port_id, uint8_t success)
 313 {
 314         struct rte_eth_dev *vrtl_eth_dev = &rte_eth_devices[port_id];
 315
 316         if (success)
 317                 vrtl_eth_dev->dev_ops->link_update = virtual_ethdev_link_update_success;
 318         else
 319                 vrtl_eth_dev->dev_ops->link_update = virtual_ethdev_link_update_fail;
 320 }
 321
 322
 323 static uint16_t
 324 virtual_ethdev_rx_burst_success(void *queue __rte_unused,
 325                                                          struct rte_mbuf **bufs,
 326                                                          uint16_t nb_pkts)
 327 {
 328         struct rte_eth_dev *vrtl_eth_dev;
 329         struct virtual_ethdev_queue *pq_map;
 330         struct virtual_ethdev_private *dev_private;
 331
 332         int rx_count, i;
 333
 334         pq_map = (struct virtual_ethdev_queue *)queue;
 335         vrtl_eth_dev = &rte_eth_devices[pq_map->port_id];
 336         dev_private = vrtl_eth_dev->data->dev_private;
 337
 338         rx_count = rte_ring_dequeue_burst(dev_private->rx_queue, (void **) bufs,
 339                         nb_pkts);
 340
 341         /* increments ipackets count */
 342         dev_private->eth_stats.ipackets += rx_count;
 343
 344         /* increments ibytes count */
 345         for (i = 0; i < rx_count; i++)
 346                 dev_private->eth_stats.ibytes += rte_pktmbuf_pkt_len(bufs[i]);
 347
 348         return rx_count;
 349 }
 350
 351 static uint16_t
 352 virtual_ethdev_rx_burst_fail(void *queue __rte_unused,
 353                                                          struct rte_mbuf **bufs __rte_unused,
 354                                                          uint16_t nb_pkts __rte_unused)
 355 {
 356         return 0;
 357 }
 358
 359 static uint16_t
 360 virtual_ethdev_tx_burst_success(void *queue, struct rte_mbuf **bufs,
 361                 uint16_t nb_pkts)
 362 {
 363         struct virtual_ethdev_queue *tx_q = (struct virtual_ethdev_queue *)queue;
 364
 365         struct rte_eth_dev *vrtl_eth_dev;
 366         struct virtual_ethdev_private *dev_private;
 367
 368         int i;
 369
 370         vrtl_eth_dev = &rte_eth_devices[tx_q->port_id];
 371         dev_private = vrtl_eth_dev->data->dev_private;
 372
 373         if (!vrtl_eth_dev->data->dev_link.link_status)
 374                 nb_pkts = 0;
 375         else
 376                 nb_pkts = rte_ring_enqueue_burst(dev_private->tx_queue, (void **)bufs,
 377                                 nb_pkts);
 378
 379         /* increment opacket count */
 380         dev_private->eth_stats.opackets += nb_pkts;
 381
 382         /* increment obytes count */
 383         for (i = 0; i < nb_pkts; i++)
 384                 dev_private->eth_stats.obytes += rte_pktmbuf_pkt_len(bufs[i]);
 385
 386         return nb_pkts;
 387 }
 388
 389 static uint16_t
 390 virtual_ethdev_tx_burst_fail(void *queue, struct rte_mbuf **bufs,
 391                 uint16_t nb_pkts)
 392 {
 393         struct rte_eth_dev *vrtl_eth_dev = NULL;
 394         struct virtual_ethdev_queue *tx_q = NULL;
 395         struct virtual_ethdev_private *dev_private = NULL;
 396
 397         int i;
 398
 399         tx_q = (struct virtual_ethdev_queue *)queue;
 400         vrtl_eth_dev = &rte_eth_devices[tx_q->port_id];
 401         dev_private = vrtl_eth_dev->data->dev_private;
 402
 403         if (dev_private->tx_burst_fail_count < nb_pkts) {
 404                 int successfully_txd = nb_pkts - dev_private->tx_burst_fail_count;
 405
 406                 /* increment opacket count */
 407                 dev_private->eth_stats.opackets += successfully_txd;
 408
 409                 /* free packets in burst */
 410                 for (i = 0; i < successfully_txd; i++) {
 411                         /* free packets in burst */
 412                         if (bufs[i] != NULL)
 413                                 rte_pktmbuf_free(bufs[i]);
 414
 415                         bufs[i] = NULL;
 416                 }
 417
 418                 return successfully_txd;
 419         }
 420
 421         return 0;
 422 }
 423
 424
 425 void
 426 virtual_ethdev_rx_burst_fn_set_success(uint8_t port_id, uint8_t success)
 427 {
 428         struct rte_eth_dev *vrtl_eth_dev = &rte_eth_devices[port_id];
 429
 430         if (success)
 431                 vrtl_eth_dev->rx_pkt_burst = virtual_ethdev_rx_burst_success;
 432         else
 433                 vrtl_eth_dev->rx_pkt_burst = virtual_ethdev_rx_burst_fail;
 434 }
 435
 436
 437 void
 438 virtual_ethdev_tx_burst_fn_set_success(uint8_t port_id, uint8_t success)
 439 {
 440         struct virtual_ethdev_private *dev_private = NULL;
 441         struct rte_eth_dev *vrtl_eth_dev = &rte_eth_devices[port_id];
 442
 443         dev_private = vrtl_eth_dev->data->dev_private;
 444
 445         if (success)
 446                 vrtl_eth_dev->tx_pkt_burst = virtual_ethdev_tx_burst_success;
 447         else
 448                 vrtl_eth_dev->tx_pkt_burst = virtual_ethdev_tx_burst_fail;
 449
 450         dev_private->tx_burst_fail_count = 0;
 451 }
 452
 453 void
 454 virtual_ethdev_tx_burst_fn_set_tx_pkt_fail_count(uint8_t port_id,
 455                 uint8_t packet_fail_count)
 456 {
 457         struct virtual_ethdev_private *dev_private = NULL;
 458         struct rte_eth_dev *vrtl_eth_dev = &rte_eth_devices[port_id];
 459
 460
 461         dev_private = vrtl_eth_dev->data->dev_private;
 462         dev_private->tx_burst_fail_count = packet_fail_count;
 463 }
 464
 465 void
 466 virtual_ethdev_set_link_status(uint8_t port_id, uint8_t link_status)
 467 {
 468         struct rte_eth_dev *vrtl_eth_dev = &rte_eth_devices[port_id];
 469
 470         vrtl_eth_dev->data->dev_link.link_status = link_status;
 471 }
 472
 473 void
 474 virtual_ethdev_simulate_link_status_interrupt(uint8_t port_id,
 475                 uint8_t link_status)
 476 {
 477         struct rte_eth_dev *vrtl_eth_dev = &rte_eth_devices[port_id];
 478
 479         vrtl_eth_dev->data->dev_link.link_status = link_status;
 480
 481         _rte_eth_dev_callback_process(vrtl_eth_dev, RTE_ETH_EVENT_INTR_LSC);
 482 }
 483
 484 int
 485 virtual_ethdev_add_mbufs_to_rx_queue(uint8_t port_id,
 486                 struct rte_mbuf **pkt_burst, int burst_length)
 487 {
 488         struct rte_eth_dev *vrtl_eth_dev = &rte_eth_devices[port_id];
 489         struct virtual_ethdev_private *dev_private =
 490                         vrtl_eth_dev->data->dev_private;
 491
 492         return rte_ring_enqueue_burst(dev_private->rx_queue, (void **)pkt_burst,
 493                         burst_length);
 494 }
 495
 496 int
 497 virtual_ethdev_get_mbufs_from_tx_queue(uint8_t port_id,
 498                 struct rte_mbuf **pkt_burst, int burst_length)
 499 {
 500         struct virtual_ethdev_private *dev_private;
 501         struct rte_eth_dev *vrtl_eth_dev = &rte_eth_devices[port_id];
 502
 503         dev_private = vrtl_eth_dev->data->dev_private;
 504         return rte_ring_dequeue_burst(dev_private->tx_queue, (void **)pkt_burst,
 505                 burst_length);
 506 }
 507
 508 static uint8_t
 509 get_number_of_sockets(void)
 510 {
 511         int sockets = 0;
 512         int i;
 513         const struct rte_memseg *ms = rte_eal_get_physmem_layout();
 514
 515         for (i = 0; i < RTE_MAX_MEMSEG && ms[i].addr != NULL; i++) {
 516                 if (sockets < ms[i].socket_id)
 517                         sockets = ms[i].socket_id;
 518         }
 519         /* Number of sockets = maximum socket_id + 1 */
 520         return ++sockets;
 521 }
 522
 523 int
 524 virtual_ethdev_create(const char *name, struct ether_addr *mac_addr,
 525                 uint8_t socket_id, uint8_t isr_support)
 526 {
 527         struct rte_pci_device *pci_dev = NULL;
 528         struct rte_eth_dev *eth_dev = NULL;
 529         struct eth_driver *eth_drv = NULL;
 530         struct rte_pci_driver *pci_drv = NULL;
 531         struct eth_dev_ops *dev_ops = NULL;
 532         struct rte_pci_id *id_table = NULL;
 533         struct virtual_ethdev_private *dev_private = NULL;
 534         char name_buf[RTE_RING_NAMESIZE];
 535
 536
 537         /* now do all data allocation - for eth_dev structure, dummy pci driver
 538          * and internal (dev_private) data
 539          */
 540
 541         if (socket_id >= get_number_of_sockets())
 542                 goto err;
 543
 544         pci_dev = rte_zmalloc_socket(name, sizeof(*pci_dev), 0, socket_id);
 545         if (pci_dev == NULL)
 546                 goto err;
 547
 548         eth_drv = rte_zmalloc_socket(name, sizeof(*eth_drv), 0, socket_id);
 549         if (eth_drv == NULL)
 550                 goto err;
 551
 552         pci_drv = rte_zmalloc_socket(name, sizeof(*pci_drv), 0, socket_id);
 553         if (pci_drv == NULL)
 554                 goto err;
 555
 556         dev_ops = rte_zmalloc_socket(name, sizeof(*dev_ops), 0, socket_id);
 557         if (dev_ops == NULL)
 558                 goto err;
 559
 560         id_table = rte_zmalloc_socket(name, sizeof(*id_table), 0, socket_id);
 561         if (id_table == NULL)
 562                 goto err;
 563
 564         dev_private = rte_zmalloc_socket(name, sizeof(*dev_private), 0, socket_id);
 565         if (dev_private == NULL)
 566                 goto err;
 567
 568         snprintf(name_buf, sizeof(name_buf), "%s_rxQ", name);
 569         dev_private->rx_queue = rte_ring_create(name_buf, MAX_PKT_BURST, socket_id,
 570                         0);
 571         if (dev_private->rx_queue == NULL)
 572                 goto err;
 573
 574         snprintf(name_buf, sizeof(name_buf), "%s_txQ", name);
 575         dev_private->tx_queue = rte_ring_create(name_buf, MAX_PKT_BURST, socket_id,
 576                         0);
 577         if (dev_private->tx_queue == NULL)
 578                 goto err;
 579
 580         /* reserve an ethdev entry */
 581         eth_dev = rte_eth_dev_allocate(name, RTE_ETH_DEV_PCI);
 582         if (eth_dev == NULL)
 583                 goto err;
 584
 585         pci_dev->numa_node = socket_id;
 586         pci_drv->name = virtual_ethdev_driver_name;
 587         pci_drv->id_table = id_table;
 588
 589         if (isr_support)
 590                 pci_drv->drv_flags |= RTE_PCI_DRV_INTR_LSC;
 591         else
 592                 pci_drv->drv_flags &= ~RTE_PCI_DRV_INTR_LSC;
 593
 594
 595         eth_drv->pci_drv = (struct rte_pci_driver)(*pci_drv);
 596         eth_dev->driver = eth_drv;
 597
 598         eth_dev->data->nb_rx_queues = (uint16_t)1;
 599         eth_dev->data->nb_tx_queues = (uint16_t)1;
 600
 601         TAILQ_INIT(&(eth_dev->link_intr_cbs));
 602
 603         eth_dev->data->dev_link.link_status = 0;
 604         eth_dev->data->dev_link.link_speed = ETH_LINK_SPEED_10000;
 605         eth_dev->data->dev_link.link_duplex = ETH_LINK_FULL_DUPLEX;
 606
 607         eth_dev->data->mac_addrs = rte_zmalloc(name, ETHER_ADDR_LEN, 0);
 608         if (eth_dev->data->mac_addrs == NULL)
 609                 goto err;
 610
 611         memcpy(eth_dev->data->mac_addrs, mac_addr,
 612                         sizeof(*eth_dev->data->mac_addrs));
 613
 614         eth_dev->data->dev_started = 0;
 615         eth_dev->data->promiscuous = 0;
 616         eth_dev->data->scattered_rx = 0;
 617         eth_dev->data->all_multicast = 0;
 618
 619         eth_dev->data->dev_private = dev_private;
 620
 621         eth_dev->dev_ops = dev_ops;
 622
 623         /* Copy default device operation functions */
 624         memcpy(eth_dev->dev_ops, &virtual_ethdev_default_dev_ops,
 625                         sizeof(*eth_dev->dev_ops));
 626
 627         eth_dev->pci_dev = pci_dev;
 628         eth_dev->pci_dev->driver = &eth_drv->pci_drv;
 629
 630         eth_dev->pci_dev->driver->id_table->device_id = 0xBEEF;
 631
 632         eth_dev->rx_pkt_burst = virtual_ethdev_rx_burst_success;
 633         eth_dev->tx_pkt_burst = virtual_ethdev_tx_burst_success;
 634
 635         return eth_dev->data->port_id;
 636
 637 err:
 638         if (pci_dev)
 639                 rte_free(pci_dev);
 640         if (pci_drv)
 641                 rte_free(pci_drv);
 642         if (eth_drv)
 643                 rte_free(eth_drv);
 644         if (dev_ops)
 645                 rte_free(dev_ops);
 646         if (id_table)
 647                 rte_free(id_table);
 648         if (dev_private)
 649                 rte_free(dev_private);
 650
 651         return -1;
 652 }