lib/librte_ether/rte_ethdev.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2017 Intel Corporation. All rights reserved.
   5  *   All rights reserved.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   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 <sys/types.h>
  35 #include <sys/queue.h>
  36 #include <ctype.h>
  37 #include <stdio.h>
  38 #include <stdlib.h>
  39 #include <string.h>
  40 #include <stdarg.h>
  41 #include <errno.h>
  42 #include <stdint.h>
  43 #include <inttypes.h>
  44 #include <netinet/in.h>
  45
  46 #include <rte_byteorder.h>
  47 #include <rte_log.h>
  48 #include <rte_debug.h>
  49 #include <rte_interrupts.h>
  50 #include <rte_pci.h>
  51 #include <rte_memory.h>
  52 #include <rte_memcpy.h>
  53 #include <rte_memzone.h>
  54 #include <rte_launch.h>
  55 #include <rte_eal.h>
  56 #include <rte_per_lcore.h>
  57 #include <rte_lcore.h>
  58 #include <rte_atomic.h>
  59 #include <rte_branch_prediction.h>
  60 #include <rte_common.h>
  61 #include <rte_mempool.h>
  62 #include <rte_malloc.h>
  63 #include <rte_mbuf.h>
  64 #include <rte_errno.h>
  65 #include <rte_spinlock.h>
  66 #include <rte_string_fns.h>
  67
  68 #include "rte_ether.h"
  69 #include "rte_ethdev.h"
  70 #include "ethdev_profile.h"
  71
  72 static const char *MZ_RTE_ETH_DEV_DATA = "rte_eth_dev_data";
  73 struct rte_eth_dev rte_eth_devices[RTE_MAX_ETHPORTS];
  74 static struct rte_eth_dev_data *rte_eth_dev_data;
  75 static uint8_t eth_dev_last_created_port;
  76
  77 /* spinlock for eth device callbacks */
  78 static rte_spinlock_t rte_eth_dev_cb_lock = RTE_SPINLOCK_INITIALIZER;
  79
  80 /* spinlock for add/remove rx callbacks */
  81 static rte_spinlock_t rte_eth_rx_cb_lock = RTE_SPINLOCK_INITIALIZER;
  82
  83 /* spinlock for add/remove tx callbacks */
  84 static rte_spinlock_t rte_eth_tx_cb_lock = RTE_SPINLOCK_INITIALIZER;
  85
  86 /* store statistics names and its offset in stats structure  */
  87 struct rte_eth_xstats_name_off {
  88         char name[RTE_ETH_XSTATS_NAME_SIZE];
  89         unsigned offset;
  90 };
  91
  92 static const struct rte_eth_xstats_name_off rte_stats_strings[] = {
  93         {"rx_good_packets", offsetof(struct rte_eth_stats, ipackets)},
  94         {"tx_good_packets", offsetof(struct rte_eth_stats, opackets)},
  95         {"rx_good_bytes", offsetof(struct rte_eth_stats, ibytes)},
  96         {"tx_good_bytes", offsetof(struct rte_eth_stats, obytes)},
  97         {"rx_errors", offsetof(struct rte_eth_stats, ierrors)},
  98         {"tx_errors", offsetof(struct rte_eth_stats, oerrors)},
  99         {"rx_mbuf_allocation_errors", offsetof(struct rte_eth_stats,
 100                 rx_nombuf)},
 101 };
 102
 103 #define RTE_NB_STATS (sizeof(rte_stats_strings) / sizeof(rte_stats_strings[0]))
 104
 105 static const struct rte_eth_xstats_name_off rte_rxq_stats_strings[] = {
 106         {"packets", offsetof(struct rte_eth_stats, q_ipackets)},
 107         {"bytes", offsetof(struct rte_eth_stats, q_ibytes)},
 108         {"errors", offsetof(struct rte_eth_stats, q_errors)},
 109 };
 110
 111 #define RTE_NB_RXQ_STATS (sizeof(rte_rxq_stats_strings) /       \
 112                 sizeof(rte_rxq_stats_strings[0]))
 113
 114 static const struct rte_eth_xstats_name_off rte_txq_stats_strings[] = {
 115         {"packets", offsetof(struct rte_eth_stats, q_opackets)},
 116         {"bytes", offsetof(struct rte_eth_stats, q_obytes)},
 117 };
 118 #define RTE_NB_TXQ_STATS (sizeof(rte_txq_stats_strings) /       \
 119                 sizeof(rte_txq_stats_strings[0]))
 120
 121
 122 /**
 123  * The user application callback description.
 124  *
 125  * It contains callback address to be registered by user application,
 126  * the pointer to the parameters for callback, and the event type.
 127  */
 128 struct rte_eth_dev_callback {
 129         TAILQ_ENTRY(rte_eth_dev_callback) next; /**< Callbacks list */
 130         rte_eth_dev_cb_fn cb_fn;                /**< Callback address */
 131         void *cb_arg;                           /**< Parameter for callback */
 132         void *ret_param;                        /**< Return parameter */
 133         enum rte_eth_event_type event;          /**< Interrupt event type */
 134         uint32_t active;                        /**< Callback is executing */
 135 };
 136
 137 enum {
 138         STAT_QMAP_TX = 0,
 139         STAT_QMAP_RX
 140 };
 141
 142 uint16_t
 143 rte_eth_find_next(uint16_t port_id)
 144 {
 145         while (port_id < RTE_MAX_ETHPORTS &&
 146                rte_eth_devices[port_id].state != RTE_ETH_DEV_ATTACHED)
 147                 port_id++;
 148
 149         if (port_id >= RTE_MAX_ETHPORTS)
 150                 return RTE_MAX_ETHPORTS;
 151
 152         return port_id;
 153 }
 154
 155 static void
 156 rte_eth_dev_data_alloc(void)
 157 {
 158         const unsigned flags = 0;
 159         const struct rte_memzone *mz;
 160
 161         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 162                 mz = rte_memzone_reserve(MZ_RTE_ETH_DEV_DATA,
 163                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data),
 164                                 rte_socket_id(), flags);
 165         } else
 166                 mz = rte_memzone_lookup(MZ_RTE_ETH_DEV_DATA);
 167         if (mz == NULL)
 168                 rte_panic("Cannot allocate memzone for ethernet port data\n");
 169
 170         rte_eth_dev_data = mz->addr;
 171         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 172                 memset(rte_eth_dev_data, 0,
 173                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data));
 174 }
 175
 176 struct rte_eth_dev *
 177 rte_eth_dev_allocated(const char *name)
 178 {
 179         unsigned i;
 180
 181         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 182                 if (rte_eth_devices[i].state == RTE_ETH_DEV_ATTACHED &&
 183                                 rte_eth_devices[i].device) {
 184                         if (!strcmp(rte_eth_devices[i].device->name, name))
 185                                 return &rte_eth_devices[i];
 186                 }
 187         }
 188         return NULL;
 189 }
 190
 191 static uint16_t
 192 rte_eth_dev_find_free_port(void)
 193 {
 194         unsigned i;
 195
 196         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 197                 if (rte_eth_devices[i].state == RTE_ETH_DEV_UNUSED)
 198                         return i;
 199         }
 200         return RTE_MAX_ETHPORTS;
 201 }
 202
 203 static struct rte_eth_dev *
 204 eth_dev_get(uint16_t port_id)
 205 {
 206         struct rte_eth_dev *eth_dev = &rte_eth_devices[port_id];
 207
 208         eth_dev->data = &rte_eth_dev_data[port_id];
 209         eth_dev->state = RTE_ETH_DEV_ATTACHED;
 210         TAILQ_INIT(&(eth_dev->link_intr_cbs));
 211
 212         eth_dev_last_created_port = port_id;
 213
 214         return eth_dev;
 215 }
 216
 217 struct rte_eth_dev *
 218 rte_eth_dev_allocate(const char *name)
 219 {
 220         uint16_t port_id;
 221         struct rte_eth_dev *eth_dev;
 222
 223         port_id = rte_eth_dev_find_free_port();
 224         if (port_id == RTE_MAX_ETHPORTS) {
 225                 RTE_PMD_DEBUG_TRACE("Reached maximum number of Ethernet ports\n");
 226                 return NULL;
 227         }
 228
 229         if (rte_eth_dev_data == NULL)
 230                 rte_eth_dev_data_alloc();
 231
 232         if (rte_eth_dev_allocated(name) != NULL) {
 233                 RTE_PMD_DEBUG_TRACE("Ethernet Device with name %s already allocated!\n",
 234                                 name);
 235                 return NULL;
 236         }
 237
 238         memset(&rte_eth_dev_data[port_id], 0, sizeof(struct rte_eth_dev_data));
 239         eth_dev = eth_dev_get(port_id);
 240         snprintf(eth_dev->data->name, sizeof(eth_dev->data->name), "%s", name);
 241         eth_dev->data->port_id = port_id;
 242         eth_dev->data->mtu = ETHER_MTU;
 243
 244         return eth_dev;
 245 }
 246
 247 /*
 248  * Attach to a port already registered by the primary process, which
 249  * makes sure that the same device would have the same port id both
 250  * in the primary and secondary process.
 251  */
 252 struct rte_eth_dev *
 253 rte_eth_dev_attach_secondary(const char *name)
 254 {
 255         uint16_t i;
 256         struct rte_eth_dev *eth_dev;
 257
 258         if (rte_eth_dev_data == NULL)
 259                 rte_eth_dev_data_alloc();
 260
 261         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 262                 if (strcmp(rte_eth_dev_data[i].name, name) == 0)
 263                         break;
 264         }
 265         if (i == RTE_MAX_ETHPORTS) {
 266                 RTE_PMD_DEBUG_TRACE(
 267                         "device %s is not driven by the primary process\n",
 268                         name);
 269                 return NULL;
 270         }
 271
 272         eth_dev = eth_dev_get(i);
 273         RTE_ASSERT(eth_dev->data->port_id == i);
 274
 275         return eth_dev;
 276 }
 277
 278 int
 279 rte_eth_dev_release_port(struct rte_eth_dev *eth_dev)
 280 {
 281         if (eth_dev == NULL)
 282                 return -EINVAL;
 283
 284         eth_dev->state = RTE_ETH_DEV_UNUSED;
 285         return 0;
 286 }
 287
 288 int
 289 rte_eth_dev_is_valid_port(uint16_t port_id)
 290 {
 291         if (port_id >= RTE_MAX_ETHPORTS ||
 292             (rte_eth_devices[port_id].state != RTE_ETH_DEV_ATTACHED &&
 293              rte_eth_devices[port_id].state != RTE_ETH_DEV_DEFERRED))
 294                 return 0;
 295         else
 296                 return 1;
 297 }
 298
 299 int
 300 rte_eth_dev_socket_id(uint16_t port_id)
 301 {
 302         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -1);
 303         return rte_eth_devices[port_id].data->numa_node;
 304 }
 305
 306 uint16_t
 307 rte_eth_dev_count(void)
 308 {
 309         uint16_t p;
 310         uint16_t count;
 311
 312         count = 0;
 313
 314         RTE_ETH_FOREACH_DEV(p)
 315                 count++;
 316
 317         return count;
 318 }
 319
 320 int
 321 rte_eth_dev_get_name_by_port(uint16_t port_id, char *name)
 322 {
 323         const char *tmp;
 324
 325         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 326
 327         if (name == NULL) {
 328                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 329                 return -EINVAL;
 330         }
 331
 332         /* shouldn't check 'rte_eth_devices[i].data',
 333          * because it might be overwritten by VDEV PMD */
 334         tmp = rte_eth_devices[port_id].device->name;
 335         strcpy(name, tmp);
 336         return 0;
 337 }
 338
 339 int
 340 rte_eth_dev_get_port_by_name(const char *name, uint16_t *port_id)
 341 {
 342         int ret;
 343         int i;
 344
 345         if (name == NULL) {
 346                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 347                 return -EINVAL;
 348         }
 349
 350         RTE_ETH_FOREACH_DEV(i) {
 351                 if (!rte_eth_devices[i].device)
 352                         continue;
 353
 354                 ret = strncmp(name, rte_eth_devices[i].device->name,
 355                                 strlen(name));
 356                 if (ret == 0) {
 357                         *port_id = i;
 358                         return 0;
 359                 }
 360         }
 361         return -ENODEV;
 362 }
 363
 364 static int
 365 rte_eth_dev_is_detachable(uint16_t port_id)
 366 {
 367         uint32_t dev_flags;
 368
 369         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 370
 371         dev_flags = rte_eth_devices[port_id].data->dev_flags;
 372         if ((dev_flags & RTE_ETH_DEV_DETACHABLE) &&
 373                 (!(dev_flags & RTE_ETH_DEV_BONDED_SLAVE)))
 374                 return 0;
 375         else
 376                 return 1;
 377 }
 378
 379 /* attach the new device, then store port_id of the device */
 380 int
 381 rte_eth_dev_attach(const char *devargs, uint16_t *port_id)
 382 {
 383         int ret = -1;
 384         int current = rte_eth_dev_count();
 385         char *name = NULL;
 386         char *args = NULL;
 387
 388         if ((devargs == NULL) || (port_id == NULL)) {
 389                 ret = -EINVAL;
 390                 goto err;
 391         }
 392
 393         /* parse devargs, then retrieve device name and args */
 394         if (rte_eal_parse_devargs_str(devargs, &name, &args))
 395                 goto err;
 396
 397         ret = rte_eal_dev_attach(name, args);
 398         if (ret < 0)
 399                 goto err;
 400
 401         /* no point looking at the port count if no port exists */
 402         if (!rte_eth_dev_count()) {
 403                 RTE_LOG(ERR, EAL, "No port found for device (%s)\n", name);
 404                 ret = -1;
 405                 goto err;
 406         }
 407
 408         /* if nothing happened, there is a bug here, since some driver told us
 409          * it did attach a device, but did not create a port.
 410          */
 411         if (current == rte_eth_dev_count()) {
 412                 ret = -1;
 413                 goto err;
 414         }
 415
 416         *port_id = eth_dev_last_created_port;
 417         ret = 0;
 418
 419 err:
 420         free(name);
 421         free(args);
 422         return ret;
 423 }
 424
 425 /* detach the device, then store the name of the device */
 426 int
 427 rte_eth_dev_detach(uint16_t port_id, char *name)
 428 {
 429         int ret = -1;
 430
 431         if (name == NULL) {
 432                 ret = -EINVAL;
 433                 goto err;
 434         }
 435
 436         /* FIXME: move this to eal, once device flags are relocated there */
 437         if (rte_eth_dev_is_detachable(port_id))
 438                 goto err;
 439
 440         snprintf(name, RTE_DEV_NAME_MAX_LEN, "%s",
 441                  rte_eth_devices[port_id].device->name);
 442
 443         ret = rte_eal_dev_detach(rte_eth_devices[port_id].device);
 444         if (ret < 0)
 445                 goto err;
 446
 447         rte_eth_devices[port_id].state = RTE_ETH_DEV_UNUSED;
 448         return 0;
 449
 450 err:
 451         return ret;
 452 }
 453
 454 static int
 455 rte_eth_dev_rx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 456 {
 457         uint16_t old_nb_queues = dev->data->nb_rx_queues;
 458         void **rxq;
 459         unsigned i;
 460
 461         if (dev->data->rx_queues == NULL && nb_queues != 0) { /* first time configuration */
 462                 dev->data->rx_queues = rte_zmalloc("ethdev->rx_queues",
 463                                 sizeof(dev->data->rx_queues[0]) * nb_queues,
 464                                 RTE_CACHE_LINE_SIZE);
 465                 if (dev->data->rx_queues == NULL) {
 466                         dev->data->nb_rx_queues = 0;
 467                         return -(ENOMEM);
 468                 }
 469         } else if (dev->data->rx_queues != NULL && nb_queues != 0) { /* re-configure */
 470                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 471
 472                 rxq = dev->data->rx_queues;
 473
 474                 for (i = nb_queues; i < old_nb_queues; i++)
 475                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 476                 rxq = rte_realloc(rxq, sizeof(rxq[0]) * nb_queues,
 477                                 RTE_CACHE_LINE_SIZE);
 478                 if (rxq == NULL)
 479                         return -(ENOMEM);
 480                 if (nb_queues > old_nb_queues) {
 481                         uint16_t new_qs = nb_queues - old_nb_queues;
 482
 483                         memset(rxq + old_nb_queues, 0,
 484                                 sizeof(rxq[0]) * new_qs);
 485                 }
 486
 487                 dev->data->rx_queues = rxq;
 488
 489         } else if (dev->data->rx_queues != NULL && nb_queues == 0) {
 490                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 491
 492                 rxq = dev->data->rx_queues;
 493
 494                 for (i = nb_queues; i < old_nb_queues; i++)
 495                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 496
 497                 rte_free(dev->data->rx_queues);
 498                 dev->data->rx_queues = NULL;
 499         }
 500         dev->data->nb_rx_queues = nb_queues;
 501         return 0;
 502 }
 503
 504 int
 505 rte_eth_dev_rx_queue_start(uint16_t port_id, uint16_t rx_queue_id)
 506 {
 507         struct rte_eth_dev *dev;
 508
 509         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 510
 511         dev = &rte_eth_devices[port_id];
 512         if (rx_queue_id >= dev->data->nb_rx_queues) {
 513                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 514                 return -EINVAL;
 515         }
 516
 517         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_start, -ENOTSUP);
 518
 519         if (dev->data->rx_queue_state[rx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 520                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 521                         " already started\n",
 522                         rx_queue_id, port_id);
 523                 return 0;
 524         }
 525
 526         return dev->dev_ops->rx_queue_start(dev, rx_queue_id);
 527
 528 }
 529
 530 int
 531 rte_eth_dev_rx_queue_stop(uint16_t port_id, uint16_t rx_queue_id)
 532 {
 533         struct rte_eth_dev *dev;
 534
 535         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 536
 537         dev = &rte_eth_devices[port_id];
 538         if (rx_queue_id >= dev->data->nb_rx_queues) {
 539                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 540                 return -EINVAL;
 541         }
 542
 543         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_stop, -ENOTSUP);
 544
 545         if (dev->data->rx_queue_state[rx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 546                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 547                         " already stopped\n",
 548                         rx_queue_id, port_id);
 549                 return 0;
 550         }
 551
 552         return dev->dev_ops->rx_queue_stop(dev, rx_queue_id);
 553
 554 }
 555
 556 int
 557 rte_eth_dev_tx_queue_start(uint16_t port_id, uint16_t tx_queue_id)
 558 {
 559         struct rte_eth_dev *dev;
 560
 561         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 562
 563         dev = &rte_eth_devices[port_id];
 564         if (tx_queue_id >= dev->data->nb_tx_queues) {
 565                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 566                 return -EINVAL;
 567         }
 568
 569         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_start, -ENOTSUP);
 570
 571         if (dev->data->tx_queue_state[tx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 572                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 573                         " already started\n",
 574                         tx_queue_id, port_id);
 575                 return 0;
 576         }
 577
 578         return dev->dev_ops->tx_queue_start(dev, tx_queue_id);
 579
 580 }
 581
 582 int
 583 rte_eth_dev_tx_queue_stop(uint16_t port_id, uint16_t tx_queue_id)
 584 {
 585         struct rte_eth_dev *dev;
 586
 587         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 588
 589         dev = &rte_eth_devices[port_id];
 590         if (tx_queue_id >= dev->data->nb_tx_queues) {
 591                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 592                 return -EINVAL;
 593         }
 594
 595         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_stop, -ENOTSUP);
 596
 597         if (dev->data->tx_queue_state[tx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 598                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 599                         " already stopped\n",
 600                         tx_queue_id, port_id);
 601                 return 0;
 602         }
 603
 604         return dev->dev_ops->tx_queue_stop(dev, tx_queue_id);
 605
 606 }
 607
 608 static int
 609 rte_eth_dev_tx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 610 {
 611         uint16_t old_nb_queues = dev->data->nb_tx_queues;
 612         void **txq;
 613         unsigned i;
 614
 615         if (dev->data->tx_queues == NULL && nb_queues != 0) { /* first time configuration */
 616                 dev->data->tx_queues = rte_zmalloc("ethdev->tx_queues",
 617                                                    sizeof(dev->data->tx_queues[0]) * nb_queues,
 618                                                    RTE_CACHE_LINE_SIZE);
 619                 if (dev->data->tx_queues == NULL) {
 620                         dev->data->nb_tx_queues = 0;
 621                         return -(ENOMEM);
 622                 }
 623         } else if (dev->data->tx_queues != NULL && nb_queues != 0) { /* re-configure */
 624                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 625
 626                 txq = dev->data->tx_queues;
 627
 628                 for (i = nb_queues; i < old_nb_queues; i++)
 629                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 630                 txq = rte_realloc(txq, sizeof(txq[0]) * nb_queues,
 631                                   RTE_CACHE_LINE_SIZE);
 632                 if (txq == NULL)
 633                         return -ENOMEM;
 634                 if (nb_queues > old_nb_queues) {
 635                         uint16_t new_qs = nb_queues - old_nb_queues;
 636
 637                         memset(txq + old_nb_queues, 0,
 638                                sizeof(txq[0]) * new_qs);
 639                 }
 640
 641                 dev->data->tx_queues = txq;
 642
 643         } else if (dev->data->tx_queues != NULL && nb_queues == 0) {
 644                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 645
 646                 txq = dev->data->tx_queues;
 647
 648                 for (i = nb_queues; i < old_nb_queues; i++)
 649                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 650
 651                 rte_free(dev->data->tx_queues);
 652                 dev->data->tx_queues = NULL;
 653         }
 654         dev->data->nb_tx_queues = nb_queues;
 655         return 0;
 656 }
 657
 658 uint32_t
 659 rte_eth_speed_bitflag(uint32_t speed, int duplex)
 660 {
 661         switch (speed) {
 662         case ETH_SPEED_NUM_10M:
 663                 return duplex ? ETH_LINK_SPEED_10M : ETH_LINK_SPEED_10M_HD;
 664         case ETH_SPEED_NUM_100M:
 665                 return duplex ? ETH_LINK_SPEED_100M : ETH_LINK_SPEED_100M_HD;
 666         case ETH_SPEED_NUM_1G:
 667                 return ETH_LINK_SPEED_1G;
 668         case ETH_SPEED_NUM_2_5G:
 669                 return ETH_LINK_SPEED_2_5G;
 670         case ETH_SPEED_NUM_5G:
 671                 return ETH_LINK_SPEED_5G;
 672         case ETH_SPEED_NUM_10G:
 673                 return ETH_LINK_SPEED_10G;
 674         case ETH_SPEED_NUM_20G:
 675                 return ETH_LINK_SPEED_20G;
 676         case ETH_SPEED_NUM_25G:
 677                 return ETH_LINK_SPEED_25G;
 678         case ETH_SPEED_NUM_40G:
 679                 return ETH_LINK_SPEED_40G;
 680         case ETH_SPEED_NUM_50G:
 681                 return ETH_LINK_SPEED_50G;
 682         case ETH_SPEED_NUM_56G:
 683                 return ETH_LINK_SPEED_56G;
 684         case ETH_SPEED_NUM_100G:
 685                 return ETH_LINK_SPEED_100G;
 686         default:
 687                 return 0;
 688         }
 689 }
 690
 691 /**
 692  * A conversion function from rxmode bitfield API.
 693  */
 694 static void
 695 rte_eth_convert_rx_offload_bitfield(const struct rte_eth_rxmode *rxmode,
 696                                     uint64_t *rx_offloads)
 697 {
 698         uint64_t offloads = 0;
 699
 700         if (rxmode->header_split == 1)
 701                 offloads |= DEV_RX_OFFLOAD_HEADER_SPLIT;
 702         if (rxmode->hw_ip_checksum == 1)
 703                 offloads |= DEV_RX_OFFLOAD_CHECKSUM;
 704         if (rxmode->hw_vlan_filter == 1)
 705                 offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
 706         if (rxmode->hw_vlan_strip == 1)
 707                 offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;
 708         if (rxmode->hw_vlan_extend == 1)
 709                 offloads |= DEV_RX_OFFLOAD_VLAN_EXTEND;
 710         if (rxmode->jumbo_frame == 1)
 711                 offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
 712         if (rxmode->hw_strip_crc == 1)
 713                 offloads |= DEV_RX_OFFLOAD_CRC_STRIP;
 714         if (rxmode->enable_scatter == 1)
 715                 offloads |= DEV_RX_OFFLOAD_SCATTER;
 716         if (rxmode->enable_lro == 1)
 717                 offloads |= DEV_RX_OFFLOAD_TCP_LRO;
 718         if (rxmode->hw_timestamp == 1)
 719                 offloads |= DEV_RX_OFFLOAD_TIMESTAMP;
 720
 721         *rx_offloads = offloads;
 722 }
 723
 724 /**
 725  * A conversion function from rxmode offloads API.
 726  */
 727 static void
 728 rte_eth_convert_rx_offloads(const uint64_t rx_offloads,
 729                             struct rte_eth_rxmode *rxmode)
 730 {
 731
 732         if (rx_offloads & DEV_RX_OFFLOAD_HEADER_SPLIT)
 733                 rxmode->header_split = 1;
 734         else
 735                 rxmode->header_split = 0;
 736         if (rx_offloads & DEV_RX_OFFLOAD_CHECKSUM)
 737                 rxmode->hw_ip_checksum = 1;
 738         else
 739                 rxmode->hw_ip_checksum = 0;
 740         if (rx_offloads & DEV_RX_OFFLOAD_VLAN_FILTER)
 741                 rxmode->hw_vlan_filter = 1;
 742         else
 743                 rxmode->hw_vlan_filter = 0;
 744         if (rx_offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
 745                 rxmode->hw_vlan_strip = 1;
 746         else
 747                 rxmode->hw_vlan_strip = 0;
 748         if (rx_offloads & DEV_RX_OFFLOAD_VLAN_EXTEND)
 749                 rxmode->hw_vlan_extend = 1;
 750         else
 751                 rxmode->hw_vlan_extend = 0;
 752         if (rx_offloads & DEV_RX_OFFLOAD_JUMBO_FRAME)
 753                 rxmode->jumbo_frame = 1;
 754         else
 755                 rxmode->jumbo_frame = 0;
 756         if (rx_offloads & DEV_RX_OFFLOAD_CRC_STRIP)
 757                 rxmode->hw_strip_crc = 1;
 758         else
 759                 rxmode->hw_strip_crc = 0;
 760         if (rx_offloads & DEV_RX_OFFLOAD_SCATTER)
 761                 rxmode->enable_scatter = 1;
 762         else
 763                 rxmode->enable_scatter = 0;
 764         if (rx_offloads & DEV_RX_OFFLOAD_TCP_LRO)
 765                 rxmode->enable_lro = 1;
 766         else
 767                 rxmode->enable_lro = 0;
 768         if (rx_offloads & DEV_RX_OFFLOAD_TIMESTAMP)
 769                 rxmode->hw_timestamp = 1;
 770         else
 771                 rxmode->hw_timestamp = 0;
 772 }
 773
 774 int
 775 rte_eth_dev_configure(uint16_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 776                       const struct rte_eth_conf *dev_conf)
 777 {
 778         struct rte_eth_dev *dev;
 779         struct rte_eth_dev_info dev_info;
 780         struct rte_eth_conf local_conf = *dev_conf;
 781         int diag;
 782
 783         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 784
 785         if (nb_rx_q > RTE_MAX_QUEUES_PER_PORT) {
 786                 RTE_PMD_DEBUG_TRACE(
 787                         "Number of RX queues requested (%u) is greater than max supported(%d)\n",
 788                         nb_rx_q, RTE_MAX_QUEUES_PER_PORT);
 789                 return -EINVAL;
 790         }
 791
 792         if (nb_tx_q > RTE_MAX_QUEUES_PER_PORT) {
 793                 RTE_PMD_DEBUG_TRACE(
 794                         "Number of TX queues requested (%u) is greater than max supported(%d)\n",
 795                         nb_tx_q, RTE_MAX_QUEUES_PER_PORT);
 796                 return -EINVAL;
 797         }
 798
 799         dev = &rte_eth_devices[port_id];
 800
 801         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
 802         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
 803
 804         if (dev->data->dev_started) {
 805                 RTE_PMD_DEBUG_TRACE(
 806                     "port %d must be stopped to allow configuration\n", port_id);
 807                 return -EBUSY;
 808         }
 809
 810         /*
 811          * Convert between the offloads API to enable PMDs to support
 812          * only one of them.
 813          */
 814         if ((dev_conf->rxmode.ignore_offload_bitfield == 0)) {
 815                 rte_eth_convert_rx_offload_bitfield(
 816                                 &dev_conf->rxmode, &local_conf.rxmode.offloads);
 817         } else {
 818                 rte_eth_convert_rx_offloads(dev_conf->rxmode.offloads,
 819                                             &local_conf.rxmode);
 820         }
 821
 822         /* Copy the dev_conf parameter into the dev structure */
 823         memcpy(&dev->data->dev_conf, &local_conf, sizeof(dev->data->dev_conf));
 824
 825         /*
 826          * Check that the numbers of RX and TX queues are not greater
 827          * than the maximum number of RX and TX queues supported by the
 828          * configured device.
 829          */
 830         (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
 831
 832         if (nb_rx_q == 0 && nb_tx_q == 0) {
 833                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d both rx and tx queue cannot be 0\n", port_id);
 834                 return -EINVAL;
 835         }
 836
 837         if (nb_rx_q > dev_info.max_rx_queues) {
 838                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_queues=%d > %d\n",
 839                                 port_id, nb_rx_q, dev_info.max_rx_queues);
 840                 return -EINVAL;
 841         }
 842
 843         if (nb_tx_q > dev_info.max_tx_queues) {
 844                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_queues=%d > %d\n",
 845                                 port_id, nb_tx_q, dev_info.max_tx_queues);
 846                 return -EINVAL;
 847         }
 848
 849         /* Check that the device supports requested interrupts */
 850         if ((dev_conf->intr_conf.lsc == 1) &&
 851                 (!(dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC))) {
 852                         RTE_PMD_DEBUG_TRACE("driver %s does not support lsc\n",
 853                                         dev->device->driver->name);
 854                         return -EINVAL;
 855         }
 856         if ((dev_conf->intr_conf.rmv == 1) &&
 857             (!(dev->data->dev_flags & RTE_ETH_DEV_INTR_RMV))) {
 858                 RTE_PMD_DEBUG_TRACE("driver %s does not support rmv\n",
 859                                     dev->device->driver->name);
 860                 return -EINVAL;
 861         }
 862
 863         /*
 864          * If jumbo frames are enabled, check that the maximum RX packet
 865          * length is supported by the configured device.
 866          */
 867         if (local_conf.rxmode.offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
 868                 if (dev_conf->rxmode.max_rx_pkt_len >
 869                     dev_info.max_rx_pktlen) {
 870                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 871                                 " > max valid value %u\n",
 872                                 port_id,
 873                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 874                                 (unsigned)dev_info.max_rx_pktlen);
 875                         return -EINVAL;
 876                 } else if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN) {
 877                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 878                                 " < min valid value %u\n",
 879                                 port_id,
 880                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 881                                 (unsigned)ETHER_MIN_LEN);
 882                         return -EINVAL;
 883                 }
 884         } else {
 885                 if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN ||
 886                         dev_conf->rxmode.max_rx_pkt_len > ETHER_MAX_LEN)
 887                         /* Use default value */
 888                         dev->data->dev_conf.rxmode.max_rx_pkt_len =
 889                                                         ETHER_MAX_LEN;
 890         }
 891
 892         /*
 893          * Setup new number of RX/TX queues and reconfigure device.
 894          */
 895         diag = rte_eth_dev_rx_queue_config(dev, nb_rx_q);
 896         if (diag != 0) {
 897                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_rx_queue_config = %d\n",
 898                                 port_id, diag);
 899                 return diag;
 900         }
 901
 902         diag = rte_eth_dev_tx_queue_config(dev, nb_tx_q);
 903         if (diag != 0) {
 904                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_tx_queue_config = %d\n",
 905                                 port_id, diag);
 906                 rte_eth_dev_rx_queue_config(dev, 0);
 907                 return diag;
 908         }
 909
 910         diag = (*dev->dev_ops->dev_configure)(dev);
 911         if (diag != 0) {
 912                 RTE_PMD_DEBUG_TRACE("port%d dev_configure = %d\n",
 913                                 port_id, diag);
 914                 rte_eth_dev_rx_queue_config(dev, 0);
 915                 rte_eth_dev_tx_queue_config(dev, 0);
 916                 return diag;
 917         }
 918
 919         /* Initialize Rx profiling if enabled at compilation time. */
 920         diag = __rte_eth_profile_rx_init(port_id, dev);
 921         if (diag != 0) {
 922                 RTE_PMD_DEBUG_TRACE("port%d __rte_eth_profile_rx_init = %d\n",
 923                                 port_id, diag);
 924                 rte_eth_dev_rx_queue_config(dev, 0);
 925                 rte_eth_dev_tx_queue_config(dev, 0);
 926                 return diag;
 927         }
 928
 929         return 0;
 930 }
 931
 932 void
 933 _rte_eth_dev_reset(struct rte_eth_dev *dev)
 934 {
 935         if (dev->data->dev_started) {
 936                 RTE_PMD_DEBUG_TRACE(
 937                         "port %d must be stopped to allow reset\n",
 938                         dev->data->port_id);
 939                 return;
 940         }
 941
 942         rte_eth_dev_rx_queue_config(dev, 0);
 943         rte_eth_dev_tx_queue_config(dev, 0);
 944
 945         memset(&dev->data->dev_conf, 0, sizeof(dev->data->dev_conf));
 946 }
 947
 948 static void
 949 rte_eth_dev_config_restore(uint16_t port_id)
 950 {
 951         struct rte_eth_dev *dev;
 952         struct rte_eth_dev_info dev_info;
 953         struct ether_addr *addr;
 954         uint16_t i;
 955         uint32_t pool = 0;
 956         uint64_t pool_mask;
 957
 958         dev = &rte_eth_devices[port_id];
 959
 960         rte_eth_dev_info_get(port_id, &dev_info);
 961
 962         /* replay MAC address configuration including default MAC */
 963         addr = &dev->data->mac_addrs[0];
 964         if (*dev->dev_ops->mac_addr_set != NULL)
 965                 (*dev->dev_ops->mac_addr_set)(dev, addr);
 966         else if (*dev->dev_ops->mac_addr_add != NULL)
 967                 (*dev->dev_ops->mac_addr_add)(dev, addr, 0, pool);
 968
 969         if (*dev->dev_ops->mac_addr_add != NULL) {
 970                 for (i = 1; i < dev_info.max_mac_addrs; i++) {
 971                         addr = &dev->data->mac_addrs[i];
 972
 973                         /* skip zero address */
 974                         if (is_zero_ether_addr(addr))
 975                                 continue;
 976
 977                         pool = 0;
 978                         pool_mask = dev->data->mac_pool_sel[i];
 979
 980                         do {
 981                                 if (pool_mask & 1ULL)
 982                                         (*dev->dev_ops->mac_addr_add)(dev,
 983                                                 addr, i, pool);
 984                                 pool_mask >>= 1;
 985                                 pool++;
 986                         } while (pool_mask);
 987                 }
 988         }
 989
 990         /* replay promiscuous configuration */
 991         if (rte_eth_promiscuous_get(port_id) == 1)
 992                 rte_eth_promiscuous_enable(port_id);
 993         else if (rte_eth_promiscuous_get(port_id) == 0)
 994                 rte_eth_promiscuous_disable(port_id);
 995
 996         /* replay all multicast configuration */
 997         if (rte_eth_allmulticast_get(port_id) == 1)
 998                 rte_eth_allmulticast_enable(port_id);
 999         else if (rte_eth_allmulticast_get(port_id) == 0)
1000                 rte_eth_allmulticast_disable(port_id);
1001 }
1002
1003 int
1004 rte_eth_dev_start(uint16_t port_id)
1005 {
1006         struct rte_eth_dev *dev;
1007         int diag;
1008
1009         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1010
1011         dev = &rte_eth_devices[port_id];
1012
1013         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
1014
1015         if (dev->data->dev_started != 0) {
1016                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu16
1017                         " already started\n",
1018                         port_id);
1019                 return 0;
1020         }
1021
1022         diag = (*dev->dev_ops->dev_start)(dev);
1023         if (diag == 0)
1024                 dev->data->dev_started = 1;
1025         else
1026                 return diag;
1027
1028         rte_eth_dev_config_restore(port_id);
1029
1030         if (dev->data->dev_conf.intr_conf.lsc == 0) {
1031                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
1032                 (*dev->dev_ops->link_update)(dev, 0);
1033         }
1034         return 0;
1035 }
1036
1037 void
1038 rte_eth_dev_stop(uint16_t port_id)
1039 {
1040         struct rte_eth_dev *dev;
1041
1042         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1043         dev = &rte_eth_devices[port_id];
1044
1045         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
1046
1047         if (dev->data->dev_started == 0) {
1048                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu16
1049                         " already stopped\n",
1050                         port_id);
1051                 return;
1052         }
1053
1054         dev->data->dev_started = 0;
1055         (*dev->dev_ops->dev_stop)(dev);
1056 }
1057
1058 int
1059 rte_eth_dev_set_link_up(uint16_t port_id)
1060 {
1061         struct rte_eth_dev *dev;
1062
1063         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1064
1065         dev = &rte_eth_devices[port_id];
1066
1067         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_up, -ENOTSUP);
1068         return (*dev->dev_ops->dev_set_link_up)(dev);
1069 }
1070
1071 int
1072 rte_eth_dev_set_link_down(uint16_t port_id)
1073 {
1074         struct rte_eth_dev *dev;
1075
1076         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1077
1078         dev = &rte_eth_devices[port_id];
1079
1080         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_down, -ENOTSUP);
1081         return (*dev->dev_ops->dev_set_link_down)(dev);
1082 }
1083
1084 void
1085 rte_eth_dev_close(uint16_t port_id)
1086 {
1087         struct rte_eth_dev *dev;
1088
1089         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1090         dev = &rte_eth_devices[port_id];
1091
1092         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_close);
1093         dev->data->dev_started = 0;
1094         (*dev->dev_ops->dev_close)(dev);
1095
1096         dev->data->nb_rx_queues = 0;
1097         rte_free(dev->data->rx_queues);
1098         dev->data->rx_queues = NULL;
1099         dev->data->nb_tx_queues = 0;
1100         rte_free(dev->data->tx_queues);
1101         dev->data->tx_queues = NULL;
1102 }
1103
1104 int
1105 rte_eth_dev_reset(uint16_t port_id)
1106 {
1107         struct rte_eth_dev *dev;
1108         int ret;
1109
1110         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1111         dev = &rte_eth_devices[port_id];
1112
1113         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_reset, -ENOTSUP);
1114
1115         rte_eth_dev_stop(port_id);
1116         ret = dev->dev_ops->dev_reset(dev);
1117
1118         return ret;
1119 }
1120
1121 int
1122 rte_eth_rx_queue_setup(uint16_t port_id, uint16_t rx_queue_id,
1123                        uint16_t nb_rx_desc, unsigned int socket_id,
1124                        const struct rte_eth_rxconf *rx_conf,
1125                        struct rte_mempool *mp)
1126 {
1127         int ret;
1128         uint32_t mbp_buf_size;
1129         struct rte_eth_dev *dev;
1130         struct rte_eth_dev_info dev_info;
1131         struct rte_eth_rxconf local_conf;
1132         void **rxq;
1133
1134         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1135
1136         dev = &rte_eth_devices[port_id];
1137         if (rx_queue_id >= dev->data->nb_rx_queues) {
1138                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
1139                 return -EINVAL;
1140         }
1141
1142         if (dev->data->dev_started) {
1143                 RTE_PMD_DEBUG_TRACE(
1144                     "port %d must be stopped to allow configuration\n", port_id);
1145                 return -EBUSY;
1146         }
1147
1148         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1149         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
1150
1151         /*
1152          * Check the size of the mbuf data buffer.
1153          * This value must be provided in the private data of the memory pool.
1154          * First check that the memory pool has a valid private data.
1155          */
1156         rte_eth_dev_info_get(port_id, &dev_info);
1157         if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
1158                 RTE_PMD_DEBUG_TRACE("%s private_data_size %d < %d\n",
1159                                 mp->name, (int) mp->private_data_size,
1160                                 (int) sizeof(struct rte_pktmbuf_pool_private));
1161                 return -ENOSPC;
1162         }
1163         mbp_buf_size = rte_pktmbuf_data_room_size(mp);
1164
1165         if ((mbp_buf_size - RTE_PKTMBUF_HEADROOM) < dev_info.min_rx_bufsize) {
1166                 RTE_PMD_DEBUG_TRACE("%s mbuf_data_room_size %d < %d "
1167                                 "(RTE_PKTMBUF_HEADROOM=%d + min_rx_bufsize(dev)"
1168                                 "=%d)\n",
1169                                 mp->name,
1170                                 (int)mbp_buf_size,
1171                                 (int)(RTE_PKTMBUF_HEADROOM +
1172                                       dev_info.min_rx_bufsize),
1173                                 (int)RTE_PKTMBUF_HEADROOM,
1174                                 (int)dev_info.min_rx_bufsize);
1175                 return -EINVAL;
1176         }
1177
1178         if (nb_rx_desc > dev_info.rx_desc_lim.nb_max ||
1179                         nb_rx_desc < dev_info.rx_desc_lim.nb_min ||
1180                         nb_rx_desc % dev_info.rx_desc_lim.nb_align != 0) {
1181
1182                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_rx_desc(=%hu), "
1183                         "should be: <= %hu, = %hu, and a product of %hu\n",
1184                         nb_rx_desc,
1185                         dev_info.rx_desc_lim.nb_max,
1186                         dev_info.rx_desc_lim.nb_min,
1187                         dev_info.rx_desc_lim.nb_align);
1188                 return -EINVAL;
1189         }
1190
1191         rxq = dev->data->rx_queues;
1192         if (rxq[rx_queue_id]) {
1193                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release,
1194                                         -ENOTSUP);
1195                 (*dev->dev_ops->rx_queue_release)(rxq[rx_queue_id]);
1196                 rxq[rx_queue_id] = NULL;
1197         }
1198
1199         if (rx_conf == NULL)
1200                 rx_conf = &dev_info.default_rxconf;
1201
1202         local_conf = *rx_conf;
1203         if (dev->data->dev_conf.rxmode.ignore_offload_bitfield == 0) {
1204                 /**
1205                  * Reflect port offloads to queue offloads in order for
1206                  * offloads to not be discarded.
1207                  */
1208                 rte_eth_convert_rx_offload_bitfield(&dev->data->dev_conf.rxmode,
1209                                                     &local_conf.offloads);
1210         }
1211
1212         ret = (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
1213                                               socket_id, &local_conf, mp);
1214         if (!ret) {
1215                 if (!dev->data->min_rx_buf_size ||
1216                     dev->data->min_rx_buf_size > mbp_buf_size)
1217                         dev->data->min_rx_buf_size = mbp_buf_size;
1218         }
1219
1220         return ret;
1221 }
1222
1223 /**
1224  * A conversion function from txq_flags API.
1225  */
1226 static void
1227 rte_eth_convert_txq_flags(const uint32_t txq_flags, uint64_t *tx_offloads)
1228 {
1229         uint64_t offloads = 0;
1230
1231         if (!(txq_flags & ETH_TXQ_FLAGS_NOMULTSEGS))
1232                 offloads |= DEV_TX_OFFLOAD_MULTI_SEGS;
1233         if (!(txq_flags & ETH_TXQ_FLAGS_NOVLANOFFL))
1234                 offloads |= DEV_TX_OFFLOAD_VLAN_INSERT;
1235         if (!(txq_flags & ETH_TXQ_FLAGS_NOXSUMSCTP))
1236                 offloads |= DEV_TX_OFFLOAD_SCTP_CKSUM;
1237         if (!(txq_flags & ETH_TXQ_FLAGS_NOXSUMUDP))
1238                 offloads |= DEV_TX_OFFLOAD_UDP_CKSUM;
1239         if (!(txq_flags & ETH_TXQ_FLAGS_NOXSUMTCP))
1240                 offloads |= DEV_TX_OFFLOAD_TCP_CKSUM;
1241         if ((txq_flags & ETH_TXQ_FLAGS_NOREFCOUNT) &&
1242             (txq_flags & ETH_TXQ_FLAGS_NOMULTMEMP))
1243                 offloads |= DEV_TX_OFFLOAD_MBUF_FAST_FREE;
1244
1245         *tx_offloads = offloads;
1246 }
1247
1248 /**
1249  * A conversion function from offloads API.
1250  */
1251 static void
1252 rte_eth_convert_txq_offloads(const uint64_t tx_offloads, uint32_t *txq_flags)
1253 {
1254         uint32_t flags = 0;
1255
1256         if (!(tx_offloads & DEV_TX_OFFLOAD_MULTI_SEGS))
1257                 flags |= ETH_TXQ_FLAGS_NOMULTSEGS;
1258         if (!(tx_offloads & DEV_TX_OFFLOAD_VLAN_INSERT))
1259                 flags |= ETH_TXQ_FLAGS_NOVLANOFFL;
1260         if (!(tx_offloads & DEV_TX_OFFLOAD_SCTP_CKSUM))
1261                 flags |= ETH_TXQ_FLAGS_NOXSUMSCTP;
1262         if (!(tx_offloads & DEV_TX_OFFLOAD_UDP_CKSUM))
1263                 flags |= ETH_TXQ_FLAGS_NOXSUMUDP;
1264         if (!(tx_offloads & DEV_TX_OFFLOAD_TCP_CKSUM))
1265                 flags |= ETH_TXQ_FLAGS_NOXSUMTCP;
1266         if (tx_offloads & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
1267                 flags |= (ETH_TXQ_FLAGS_NOREFCOUNT | ETH_TXQ_FLAGS_NOMULTMEMP);
1268
1269         *txq_flags = flags;
1270 }
1271
1272 int
1273 rte_eth_tx_queue_setup(uint16_t port_id, uint16_t tx_queue_id,
1274                        uint16_t nb_tx_desc, unsigned int socket_id,
1275                        const struct rte_eth_txconf *tx_conf)
1276 {
1277         struct rte_eth_dev *dev;
1278         struct rte_eth_dev_info dev_info;
1279         struct rte_eth_txconf local_conf;
1280         void **txq;
1281
1282         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1283
1284         dev = &rte_eth_devices[port_id];
1285         if (tx_queue_id >= dev->data->nb_tx_queues) {
1286                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
1287                 return -EINVAL;
1288         }
1289
1290         if (dev->data->dev_started) {
1291                 RTE_PMD_DEBUG_TRACE(
1292                     "port %d must be stopped to allow configuration\n", port_id);
1293                 return -EBUSY;
1294         }
1295
1296         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1297         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
1298
1299         rte_eth_dev_info_get(port_id, &dev_info);
1300
1301         if (nb_tx_desc > dev_info.tx_desc_lim.nb_max ||
1302             nb_tx_desc < dev_info.tx_desc_lim.nb_min ||
1303             nb_tx_desc % dev_info.tx_desc_lim.nb_align != 0) {
1304                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_tx_desc(=%hu), "
1305                                 "should be: <= %hu, = %hu, and a product of %hu\n",
1306                                 nb_tx_desc,
1307                                 dev_info.tx_desc_lim.nb_max,
1308                                 dev_info.tx_desc_lim.nb_min,
1309                                 dev_info.tx_desc_lim.nb_align);
1310                 return -EINVAL;
1311         }
1312
1313         txq = dev->data->tx_queues;
1314         if (txq[tx_queue_id]) {
1315                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release,
1316                                         -ENOTSUP);
1317                 (*dev->dev_ops->tx_queue_release)(txq[tx_queue_id]);
1318                 txq[tx_queue_id] = NULL;
1319         }
1320
1321         if (tx_conf == NULL)
1322                 tx_conf = &dev_info.default_txconf;
1323
1324         /*
1325          * Convert between the offloads API to enable PMDs to support
1326          * only one of them.
1327          */
1328         local_conf = *tx_conf;
1329         if (tx_conf->txq_flags & ETH_TXQ_FLAGS_IGNORE) {
1330                 rte_eth_convert_txq_offloads(tx_conf->offloads,
1331                                              &local_conf.txq_flags);
1332                 /* Keep the ignore flag. */
1333                 local_conf.txq_flags |= ETH_TXQ_FLAGS_IGNORE;
1334         } else {
1335                 rte_eth_convert_txq_flags(tx_conf->txq_flags,
1336                                           &local_conf.offloads);
1337         }
1338
1339         return (*dev->dev_ops->tx_queue_setup)(dev, tx_queue_id, nb_tx_desc,
1340                                                socket_id, &local_conf);
1341 }
1342
1343 void
1344 rte_eth_tx_buffer_drop_callback(struct rte_mbuf **pkts, uint16_t unsent,
1345                 void *userdata __rte_unused)
1346 {
1347         unsigned i;
1348
1349         for (i = 0; i < unsent; i++)
1350                 rte_pktmbuf_free(pkts[i]);
1351 }
1352
1353 void
1354 rte_eth_tx_buffer_count_callback(struct rte_mbuf **pkts, uint16_t unsent,
1355                 void *userdata)
1356 {
1357         uint64_t *count = userdata;
1358         unsigned i;
1359
1360         for (i = 0; i < unsent; i++)
1361                 rte_pktmbuf_free(pkts[i]);
1362
1363         *count += unsent;
1364 }
1365
1366 int
1367 rte_eth_tx_buffer_set_err_callback(struct rte_eth_dev_tx_buffer *buffer,
1368                 buffer_tx_error_fn cbfn, void *userdata)
1369 {
1370         buffer->error_callback = cbfn;
1371         buffer->error_userdata = userdata;
1372         return 0;
1373 }
1374
1375 int
1376 rte_eth_tx_buffer_init(struct rte_eth_dev_tx_buffer *buffer, uint16_t size)
1377 {
1378         int ret = 0;
1379
1380         if (buffer == NULL)
1381                 return -EINVAL;
1382
1383         buffer->size = size;
1384         if (buffer->error_callback == NULL) {
1385                 ret = rte_eth_tx_buffer_set_err_callback(
1386                         buffer, rte_eth_tx_buffer_drop_callback, NULL);
1387         }
1388
1389         return ret;
1390 }
1391
1392 int
1393 rte_eth_tx_done_cleanup(uint16_t port_id, uint16_t queue_id, uint32_t free_cnt)
1394 {
1395         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1396
1397         /* Validate Input Data. Bail if not valid or not supported. */
1398         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1399         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_done_cleanup, -ENOTSUP);
1400
1401         /* Call driver to free pending mbufs. */
1402         return (*dev->dev_ops->tx_done_cleanup)(dev->data->tx_queues[queue_id],
1403                         free_cnt);
1404 }
1405
1406 void
1407 rte_eth_promiscuous_enable(uint16_t port_id)
1408 {
1409         struct rte_eth_dev *dev;
1410
1411         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1412         dev = &rte_eth_devices[port_id];
1413
1414         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_enable);
1415         (*dev->dev_ops->promiscuous_enable)(dev);
1416         dev->data->promiscuous = 1;
1417 }
1418
1419 void
1420 rte_eth_promiscuous_disable(uint16_t port_id)
1421 {
1422         struct rte_eth_dev *dev;
1423
1424         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1425         dev = &rte_eth_devices[port_id];
1426
1427         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_disable);
1428         dev->data->promiscuous = 0;
1429         (*dev->dev_ops->promiscuous_disable)(dev);
1430 }
1431
1432 int
1433 rte_eth_promiscuous_get(uint16_t port_id)
1434 {
1435         struct rte_eth_dev *dev;
1436
1437         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1438
1439         dev = &rte_eth_devices[port_id];
1440         return dev->data->promiscuous;
1441 }
1442
1443 void
1444 rte_eth_allmulticast_enable(uint16_t port_id)
1445 {
1446         struct rte_eth_dev *dev;
1447
1448         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1449         dev = &rte_eth_devices[port_id];
1450
1451         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_enable);
1452         (*dev->dev_ops->allmulticast_enable)(dev);
1453         dev->data->all_multicast = 1;
1454 }
1455
1456 void
1457 rte_eth_allmulticast_disable(uint16_t port_id)
1458 {
1459         struct rte_eth_dev *dev;
1460
1461         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1462         dev = &rte_eth_devices[port_id];
1463
1464         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_disable);
1465         dev->data->all_multicast = 0;
1466         (*dev->dev_ops->allmulticast_disable)(dev);
1467 }
1468
1469 int
1470 rte_eth_allmulticast_get(uint16_t port_id)
1471 {
1472         struct rte_eth_dev *dev;
1473
1474         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1475
1476         dev = &rte_eth_devices[port_id];
1477         return dev->data->all_multicast;
1478 }
1479
1480 static inline int
1481 rte_eth_dev_atomic_read_link_status(struct rte_eth_dev *dev,
1482                                 struct rte_eth_link *link)
1483 {
1484         struct rte_eth_link *dst = link;
1485         struct rte_eth_link *src = &(dev->data->dev_link);
1486
1487         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
1488                                         *(uint64_t *)src) == 0)
1489                 return -1;
1490
1491         return 0;
1492 }
1493
1494 void
1495 rte_eth_link_get(uint16_t port_id, struct rte_eth_link *eth_link)
1496 {
1497         struct rte_eth_dev *dev;
1498
1499         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1500         dev = &rte_eth_devices[port_id];
1501
1502         if (dev->data->dev_conf.intr_conf.lsc != 0)
1503                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1504         else {
1505                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1506                 (*dev->dev_ops->link_update)(dev, 1);
1507                 *eth_link = dev->data->dev_link;
1508         }
1509 }
1510
1511 void
1512 rte_eth_link_get_nowait(uint16_t port_id, struct rte_eth_link *eth_link)
1513 {
1514         struct rte_eth_dev *dev;
1515
1516         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1517         dev = &rte_eth_devices[port_id];
1518
1519         if (dev->data->dev_conf.intr_conf.lsc != 0)
1520                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1521         else {
1522                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1523                 (*dev->dev_ops->link_update)(dev, 0);
1524                 *eth_link = dev->data->dev_link;
1525         }
1526 }
1527
1528 int
1529 rte_eth_stats_get(uint16_t port_id, struct rte_eth_stats *stats)
1530 {
1531         struct rte_eth_dev *dev;
1532
1533         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1534
1535         dev = &rte_eth_devices[port_id];
1536         memset(stats, 0, sizeof(*stats));
1537
1538         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
1539         stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
1540         (*dev->dev_ops->stats_get)(dev, stats);
1541         return 0;
1542 }
1543
1544 int
1545 rte_eth_stats_reset(uint16_t port_id)
1546 {
1547         struct rte_eth_dev *dev;
1548
1549         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1550         dev = &rte_eth_devices[port_id];
1551
1552         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_reset, -ENOTSUP);
1553         (*dev->dev_ops->stats_reset)(dev);
1554         dev->data->rx_mbuf_alloc_failed = 0;
1555
1556         return 0;
1557 }
1558
1559 static int
1560 get_xstats_count(uint16_t port_id)
1561 {
1562         struct rte_eth_dev *dev;
1563         int count;
1564
1565         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1566         dev = &rte_eth_devices[port_id];
1567         if (dev->dev_ops->xstats_get_names_by_id != NULL) {
1568                 count = (*dev->dev_ops->xstats_get_names_by_id)(dev, NULL,
1569                                 NULL, 0);
1570                 if (count < 0)
1571                         return count;
1572         }
1573         if (dev->dev_ops->xstats_get_names != NULL) {
1574                 count = (*dev->dev_ops->xstats_get_names)(dev, NULL, 0);
1575                 if (count < 0)
1576                         return count;
1577         } else
1578                 count = 0;
1579
1580         count += RTE_NB_STATS;
1581         count += RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS) *
1582                  RTE_NB_RXQ_STATS;
1583         count += RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS) *
1584                  RTE_NB_TXQ_STATS;
1585         return count;
1586 }
1587
1588 int
1589 rte_eth_xstats_get_id_by_name(uint16_t port_id, const char *xstat_name,
1590                 uint64_t *id)
1591 {
1592         int cnt_xstats, idx_xstat;
1593
1594         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1595
1596         if (!id) {
1597                 RTE_PMD_DEBUG_TRACE("Error: id pointer is NULL\n");
1598                 return -ENOMEM;
1599         }
1600
1601         if (!xstat_name) {
1602                 RTE_PMD_DEBUG_TRACE("Error: xstat_name pointer is NULL\n");
1603                 return -ENOMEM;
1604         }
1605
1606         /* Get count */
1607         cnt_xstats = rte_eth_xstats_get_names_by_id(port_id, NULL, 0, NULL);
1608         if (cnt_xstats  < 0) {
1609                 RTE_PMD_DEBUG_TRACE("Error: Cannot get count of xstats\n");
1610                 return -ENODEV;
1611         }
1612
1613         /* Get id-name lookup table */
1614         struct rte_eth_xstat_name xstats_names[cnt_xstats];
1615
1616         if (cnt_xstats != rte_eth_xstats_get_names_by_id(
1617                         port_id, xstats_names, cnt_xstats, NULL)) {
1618                 RTE_PMD_DEBUG_TRACE("Error: Cannot get xstats lookup\n");
1619                 return -1;
1620         }
1621
1622         for (idx_xstat = 0; idx_xstat < cnt_xstats; idx_xstat++) {
1623                 if (!strcmp(xstats_names[idx_xstat].name, xstat_name)) {
1624                         *id = idx_xstat;
1625                         return 0;
1626                 };
1627         }
1628
1629         return -EINVAL;
1630 }
1631
1632 int
1633 rte_eth_xstats_get_names_by_id(uint16_t port_id,
1634         struct rte_eth_xstat_name *xstats_names, unsigned int size,
1635         uint64_t *ids)
1636 {
1637         /* Get all xstats */
1638         if (!ids) {
1639                 struct rte_eth_dev *dev;
1640                 int cnt_used_entries;
1641                 int cnt_expected_entries;
1642                 int cnt_driver_entries;
1643                 uint32_t idx, id_queue;
1644                 uint16_t num_q;
1645
1646                 cnt_expected_entries = get_xstats_count(port_id);
1647                 if (xstats_names == NULL || cnt_expected_entries < 0 ||
1648                                 (int)size < cnt_expected_entries)
1649                         return cnt_expected_entries;
1650
1651                 /* port_id checked in get_xstats_count() */
1652                 dev = &rte_eth_devices[port_id];
1653                 cnt_used_entries = 0;
1654
1655                 for (idx = 0; idx < RTE_NB_STATS; idx++) {
1656                         snprintf(xstats_names[cnt_used_entries].name,
1657                                 sizeof(xstats_names[0].name),
1658                                 "%s", rte_stats_strings[idx].name);
1659                         cnt_used_entries++;
1660                 }
1661                 num_q = RTE_MIN(dev->data->nb_rx_queues,
1662                                 RTE_ETHDEV_QUEUE_STAT_CNTRS);
1663                 for (id_queue = 0; id_queue < num_q; id_queue++) {
1664                         for (idx = 0; idx < RTE_NB_RXQ_STATS; idx++) {
1665                                 snprintf(xstats_names[cnt_used_entries].name,
1666                                         sizeof(xstats_names[0].name),
1667                                         "rx_q%u%s",
1668                                         id_queue,
1669                                         rte_rxq_stats_strings[idx].name);
1670                                 cnt_used_entries++;
1671                         }
1672
1673                 }
1674                 num_q = RTE_MIN(dev->data->nb_tx_queues,
1675                                 RTE_ETHDEV_QUEUE_STAT_CNTRS);
1676                 for (id_queue = 0; id_queue < num_q; id_queue++) {
1677                         for (idx = 0; idx < RTE_NB_TXQ_STATS; idx++) {
1678                                 snprintf(xstats_names[cnt_used_entries].name,
1679                                         sizeof(xstats_names[0].name),
1680                                         "tx_q%u%s",
1681                                         id_queue,
1682                                         rte_txq_stats_strings[idx].name);
1683                                 cnt_used_entries++;
1684                         }
1685                 }
1686
1687                 if (dev->dev_ops->xstats_get_names_by_id != NULL) {
1688                         /* If there are any driver-specific xstats, append them
1689                          * to end of list.
1690                          */
1691                         cnt_driver_entries =
1692                                 (*dev->dev_ops->xstats_get_names_by_id)(
1693                                 dev,
1694                                 xstats_names + cnt_used_entries,
1695                                 NULL,
1696                                 size - cnt_used_entries);
1697                         if (cnt_driver_entries < 0)
1698                                 return cnt_driver_entries;
1699                         cnt_used_entries += cnt_driver_entries;
1700
1701                 } else if (dev->dev_ops->xstats_get_names != NULL) {
1702                         /* If there are any driver-specific xstats, append them
1703                          * to end of list.
1704                          */
1705                         cnt_driver_entries = (*dev->dev_ops->xstats_get_names)(
1706                                 dev,
1707                                 xstats_names + cnt_used_entries,
1708                                 size - cnt_used_entries);
1709                         if (cnt_driver_entries < 0)
1710                                 return cnt_driver_entries;
1711                         cnt_used_entries += cnt_driver_entries;
1712                 }
1713
1714                 return cnt_used_entries;
1715         }
1716         /* Get only xstats given by IDS */
1717         else {
1718                 uint16_t len, i;
1719                 struct rte_eth_xstat_name *xstats_names_copy;
1720
1721                 len = rte_eth_xstats_get_names_by_id(port_id, NULL, 0, NULL);
1722
1723                 xstats_names_copy =
1724                                 malloc(sizeof(struct rte_eth_xstat_name) * len);
1725                 if (!xstats_names_copy) {
1726                         RTE_PMD_DEBUG_TRACE(
1727                              "ERROR: can't allocate memory for values_copy\n");
1728                         free(xstats_names_copy);
1729                         return -1;
1730                 }
1731
1732                 rte_eth_xstats_get_names_by_id(port_id, xstats_names_copy,
1733                                 len, NULL);
1734
1735                 for (i = 0; i < size; i++) {
1736                         if (ids[i] >= len) {
1737                                 RTE_PMD_DEBUG_TRACE(
1738                                         "ERROR: id value isn't valid\n");
1739                                 return -1;
1740                         }
1741                         strcpy(xstats_names[i].name,
1742                                         xstats_names_copy[ids[i]].name);
1743                 }
1744                 free(xstats_names_copy);
1745                 return size;
1746         }
1747 }
1748
1749 int
1750 rte_eth_xstats_get_names(uint16_t port_id,
1751         struct rte_eth_xstat_name *xstats_names,
1752         unsigned int size)
1753 {
1754         struct rte_eth_dev *dev;
1755         int cnt_used_entries;
1756         int cnt_expected_entries;
1757         int cnt_driver_entries;
1758         uint32_t idx, id_queue;
1759         uint16_t num_q;
1760
1761         cnt_expected_entries = get_xstats_count(port_id);
1762         if (xstats_names == NULL || cnt_expected_entries < 0 ||
1763                         (int)size < cnt_expected_entries)
1764                 return cnt_expected_entries;
1765
1766         /* port_id checked in get_xstats_count() */
1767         dev = &rte_eth_devices[port_id];
1768         cnt_used_entries = 0;
1769
1770         for (idx = 0; idx < RTE_NB_STATS; idx++) {
1771                 snprintf(xstats_names[cnt_used_entries].name,
1772                         sizeof(xstats_names[0].name),
1773                         "%s", rte_stats_strings[idx].name);
1774                 cnt_used_entries++;
1775         }
1776         num_q = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1777         for (id_queue = 0; id_queue < num_q; id_queue++) {
1778                 for (idx = 0; idx < RTE_NB_RXQ_STATS; idx++) {
1779                         snprintf(xstats_names[cnt_used_entries].name,
1780                                 sizeof(xstats_names[0].name),
1781                                 "rx_q%u%s",
1782                                 id_queue, rte_rxq_stats_strings[idx].name);
1783                         cnt_used_entries++;
1784                 }
1785
1786         }
1787         num_q = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1788         for (id_queue = 0; id_queue < num_q; id_queue++) {
1789                 for (idx = 0; idx < RTE_NB_TXQ_STATS; idx++) {
1790                         snprintf(xstats_names[cnt_used_entries].name,
1791                                 sizeof(xstats_names[0].name),
1792                                 "tx_q%u%s",
1793                                 id_queue, rte_txq_stats_strings[idx].name);
1794                         cnt_used_entries++;
1795                 }
1796         }
1797
1798         if (dev->dev_ops->xstats_get_names != NULL) {
1799                 /* If there are any driver-specific xstats, append them
1800                  * to end of list.
1801                  */
1802                 cnt_driver_entries = (*dev->dev_ops->xstats_get_names)(
1803                         dev,
1804                         xstats_names + cnt_used_entries,
1805                         size - cnt_used_entries);
1806                 if (cnt_driver_entries < 0)
1807                         return cnt_driver_entries;
1808                 cnt_used_entries += cnt_driver_entries;
1809         }
1810
1811         return cnt_used_entries;
1812 }
1813
1814 /* retrieve ethdev extended statistics */
1815 int
1816 rte_eth_xstats_get_by_id(uint16_t port_id, const uint64_t *ids,
1817                          uint64_t *values, unsigned int n)
1818 {
1819         /* If need all xstats */
1820         if (!ids) {
1821                 struct rte_eth_stats eth_stats;
1822                 struct rte_eth_dev *dev;
1823                 unsigned int count = 0, i, q;
1824                 signed int xcount = 0;
1825                 uint64_t val, *stats_ptr;
1826                 uint16_t nb_rxqs, nb_txqs;
1827
1828                 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1829                 dev = &rte_eth_devices[port_id];
1830
1831                 nb_rxqs = RTE_MIN(dev->data->nb_rx_queues,
1832                                 RTE_ETHDEV_QUEUE_STAT_CNTRS);
1833                 nb_txqs = RTE_MIN(dev->data->nb_tx_queues,
1834                                 RTE_ETHDEV_QUEUE_STAT_CNTRS);
1835
1836                 /* Return generic statistics */
1837                 count = RTE_NB_STATS + (nb_rxqs * RTE_NB_RXQ_STATS) +
1838                         (nb_txqs * RTE_NB_TXQ_STATS);
1839
1840
1841                 /* implemented by the driver */
1842                 if (dev->dev_ops->xstats_get_by_id != NULL) {
1843                         /* Retrieve the xstats from the driver at the end of the
1844                          * xstats struct. Retrieve all xstats.
1845                          */
1846                         xcount = (*dev->dev_ops->xstats_get_by_id)(dev,
1847                                         NULL,
1848                                         values ? values + count : NULL,
1849                                         (n > count) ? n - count : 0);
1850
1851                         if (xcount < 0)
1852                                 return xcount;
1853                 /* implemented by the driver */
1854                 } else if (dev->dev_ops->xstats_get != NULL) {
1855                         /* Retrieve the xstats from the driver at the end of the
1856                          * xstats struct. Retrieve all xstats.
1857                          * Compatibility for PMD without xstats_get_by_ids
1858                          */
1859                         unsigned int size = (n > count) ? n - count : 1;
1860                         struct rte_eth_xstat xstats[size];
1861
1862                         xcount = (*dev->dev_ops->xstats_get)(dev,
1863                                         values ? xstats : NULL, size);
1864
1865                         if (xcount < 0)
1866                                 return xcount;
1867
1868                         if (values != NULL)
1869                                 for (i = 0 ; i < (unsigned int)xcount; i++)
1870                                         values[i + count] = xstats[i].value;
1871                 }
1872
1873                 if (n < count + xcount || values == NULL)
1874                         return count + xcount;
1875
1876                 /* now fill the xstats structure */
1877                 count = 0;
1878                 rte_eth_stats_get(port_id, &eth_stats);
1879
1880                 /* global stats */
1881                 for (i = 0; i < RTE_NB_STATS; i++) {
1882                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1883                                                 rte_stats_strings[i].offset);
1884                         val = *stats_ptr;
1885                         values[count++] = val;
1886                 }
1887
1888                 /* per-rxq stats */
1889                 for (q = 0; q < nb_rxqs; q++) {
1890                         for (i = 0; i < RTE_NB_RXQ_STATS; i++) {
1891                                 stats_ptr = RTE_PTR_ADD(&eth_stats,
1892                                             rte_rxq_stats_strings[i].offset +
1893                                             q * sizeof(uint64_t));
1894                                 val = *stats_ptr;
1895                                 values[count++] = val;
1896                         }
1897                 }
1898
1899                 /* per-txq stats */
1900                 for (q = 0; q < nb_txqs; q++) {
1901                         for (i = 0; i < RTE_NB_TXQ_STATS; i++) {
1902                                 stats_ptr = RTE_PTR_ADD(&eth_stats,
1903                                             rte_txq_stats_strings[i].offset +
1904                                             q * sizeof(uint64_t));
1905                                 val = *stats_ptr;
1906                                 values[count++] = val;
1907                         }
1908                 }
1909
1910                 return count + xcount;
1911         }
1912         /* Need only xstats given by IDS array */
1913         else {
1914                 uint16_t i, size;
1915                 uint64_t *values_copy;
1916
1917                 size = rte_eth_xstats_get_by_id(port_id, NULL, NULL, 0);
1918
1919                 values_copy = malloc(sizeof(*values_copy) * size);
1920                 if (!values_copy) {
1921                         RTE_PMD_DEBUG_TRACE(
1922                             "ERROR: can't allocate memory for values_copy\n");
1923                         return -1;
1924                 }
1925
1926                 rte_eth_xstats_get_by_id(port_id, NULL, values_copy, size);
1927
1928                 for (i = 0; i < n; i++) {
1929                         if (ids[i] >= size) {
1930                                 RTE_PMD_DEBUG_TRACE(
1931                                         "ERROR: id value isn't valid\n");
1932                                 return -1;
1933                         }
1934                         values[i] = values_copy[ids[i]];
1935                 }
1936                 free(values_copy);
1937                 return n;
1938         }
1939 }
1940
1941 int
1942 rte_eth_xstats_get(uint16_t port_id, struct rte_eth_xstat *xstats,
1943         unsigned int n)
1944 {
1945         struct rte_eth_stats eth_stats;
1946         struct rte_eth_dev *dev;
1947         unsigned int count = 0, i, q;
1948         signed int xcount = 0;
1949         uint64_t val, *stats_ptr;
1950         uint16_t nb_rxqs, nb_txqs;
1951
1952         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1953
1954         dev = &rte_eth_devices[port_id];
1955
1956         nb_rxqs = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1957         nb_txqs = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1958
1959         /* Return generic statistics */
1960         count = RTE_NB_STATS + (nb_rxqs * RTE_NB_RXQ_STATS) +
1961                 (nb_txqs * RTE_NB_TXQ_STATS);
1962
1963         /* implemented by the driver */
1964         if (dev->dev_ops->xstats_get != NULL) {
1965                 /* Retrieve the xstats from the driver at the end of the
1966                  * xstats struct.
1967                  */
1968                 xcount = (*dev->dev_ops->xstats_get)(dev,
1969                                      xstats ? xstats + count : NULL,
1970                                      (n > count) ? n - count : 0);
1971
1972                 if (xcount < 0)
1973                         return xcount;
1974         }
1975
1976         if (n < count + xcount || xstats == NULL)
1977                 return count + xcount;
1978
1979         /* now fill the xstats structure */
1980         count = 0;
1981         rte_eth_stats_get(port_id, &eth_stats);
1982
1983         /* global stats */
1984         for (i = 0; i < RTE_NB_STATS; i++) {
1985                 stats_ptr = RTE_PTR_ADD(&eth_stats,
1986                                         rte_stats_strings[i].offset);
1987                 val = *stats_ptr;
1988                 xstats[count++].value = val;
1989         }
1990
1991         /* per-rxq stats */
1992         for (q = 0; q < nb_rxqs; q++) {
1993                 for (i = 0; i < RTE_NB_RXQ_STATS; i++) {
1994                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1995                                         rte_rxq_stats_strings[i].offset +
1996                                         q * sizeof(uint64_t));
1997                         val = *stats_ptr;
1998                         xstats[count++].value = val;
1999                 }
2000         }
2001
2002         /* per-txq stats */
2003         for (q = 0; q < nb_txqs; q++) {
2004                 for (i = 0; i < RTE_NB_TXQ_STATS; i++) {
2005                         stats_ptr = RTE_PTR_ADD(&eth_stats,
2006                                         rte_txq_stats_strings[i].offset +
2007                                         q * sizeof(uint64_t));
2008                         val = *stats_ptr;
2009                         xstats[count++].value = val;
2010                 }
2011         }
2012
2013         for (i = 0; i < count; i++)
2014                 xstats[i].id = i;
2015         /* add an offset to driver-specific stats */
2016         for ( ; i < count + xcount; i++)
2017                 xstats[i].id += count;
2018
2019         return count + xcount;
2020 }
2021
2022 /* reset ethdev extended statistics */
2023 void
2024 rte_eth_xstats_reset(uint16_t port_id)
2025 {
2026         struct rte_eth_dev *dev;
2027
2028         RTE_ETH_VALID_PORTID_OR_RET(port_id);
2029         dev = &rte_eth_devices[port_id];
2030
2031         /* implemented by the driver */
2032         if (dev->dev_ops->xstats_reset != NULL) {
2033                 (*dev->dev_ops->xstats_reset)(dev);
2034                 return;
2035         }
2036
2037         /* fallback to default */
2038         rte_eth_stats_reset(port_id);
2039 }
2040
2041 static int
2042 set_queue_stats_mapping(uint16_t port_id, uint16_t queue_id, uint8_t stat_idx,
2043                 uint8_t is_rx)
2044 {
2045         struct rte_eth_dev *dev;
2046
2047         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2048
2049         dev = &rte_eth_devices[port_id];
2050
2051         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
2052         return (*dev->dev_ops->queue_stats_mapping_set)
2053                         (dev, queue_id, stat_idx, is_rx);
2054 }
2055
2056
2057 int
2058 rte_eth_dev_set_tx_queue_stats_mapping(uint16_t port_id, uint16_t tx_queue_id,
2059                 uint8_t stat_idx)
2060 {
2061         return set_queue_stats_mapping(port_id, tx_queue_id, stat_idx,
2062                         STAT_QMAP_TX);
2063 }
2064
2065
2066 int
2067 rte_eth_dev_set_rx_queue_stats_mapping(uint16_t port_id, uint16_t rx_queue_id,
2068                 uint8_t stat_idx)
2069 {
2070         return set_queue_stats_mapping(port_id, rx_queue_id, stat_idx,
2071                         STAT_QMAP_RX);
2072 }
2073
2074 int
2075 rte_eth_dev_fw_version_get(uint16_t port_id, char *fw_version, size_t fw_size)
2076 {
2077         struct rte_eth_dev *dev;
2078
2079         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2080         dev = &rte_eth_devices[port_id];
2081
2082         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fw_version_get, -ENOTSUP);
2083         return (*dev->dev_ops->fw_version_get)(dev, fw_version, fw_size);
2084 }
2085
2086 void
2087 rte_eth_dev_info_get(uint16_t port_id, struct rte_eth_dev_info *dev_info)
2088 {
2089         struct rte_eth_dev *dev;
2090         const struct rte_eth_desc_lim lim = {
2091                 .nb_max = UINT16_MAX,
2092                 .nb_min = 0,
2093                 .nb_align = 1,
2094         };
2095
2096         RTE_ETH_VALID_PORTID_OR_RET(port_id);
2097         dev = &rte_eth_devices[port_id];
2098
2099         memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
2100         dev_info->rx_desc_lim = lim;
2101         dev_info->tx_desc_lim = lim;
2102
2103         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
2104         (*dev->dev_ops->dev_infos_get)(dev, dev_info);
2105         dev_info->driver_name = dev->device->driver->name;
2106         dev_info->nb_rx_queues = dev->data->nb_rx_queues;
2107         dev_info->nb_tx_queues = dev->data->nb_tx_queues;
2108 }
2109
2110 int
2111 rte_eth_dev_get_supported_ptypes(uint16_t port_id, uint32_t ptype_mask,
2112                                  uint32_t *ptypes, int num)
2113 {
2114         int i, j;
2115         struct rte_eth_dev *dev;
2116         const uint32_t *all_ptypes;
2117
2118         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2119         dev = &rte_eth_devices[port_id];
2120         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_supported_ptypes_get, 0);
2121         all_ptypes = (*dev->dev_ops->dev_supported_ptypes_get)(dev);
2122
2123         if (!all_ptypes)
2124                 return 0;
2125
2126         for (i = 0, j = 0; all_ptypes[i] != RTE_PTYPE_UNKNOWN; ++i)
2127                 if (all_ptypes[i] & ptype_mask) {
2128                         if (j < num)
2129                                 ptypes[j] = all_ptypes[i];
2130                         j++;
2131                 }
2132
2133         return j;
2134 }
2135
2136 void
2137 rte_eth_macaddr_get(uint16_t port_id, struct ether_addr *mac_addr)
2138 {
2139         struct rte_eth_dev *dev;
2140
2141         RTE_ETH_VALID_PORTID_OR_RET(port_id);
2142         dev = &rte_eth_devices[port_id];
2143         ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
2144 }
2145
2146
2147 int
2148 rte_eth_dev_get_mtu(uint16_t port_id, uint16_t *mtu)
2149 {
2150         struct rte_eth_dev *dev;
2151
2152         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2153
2154         dev = &rte_eth_devices[port_id];
2155         *mtu = dev->data->mtu;
2156         return 0;
2157 }
2158
2159 int
2160 rte_eth_dev_set_mtu(uint16_t port_id, uint16_t mtu)
2161 {
2162         int ret;
2163         struct rte_eth_dev *dev;
2164
2165         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2166         dev = &rte_eth_devices[port_id];
2167         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
2168
2169         ret = (*dev->dev_ops->mtu_set)(dev, mtu);
2170         if (!ret)
2171                 dev->data->mtu = mtu;
2172
2173         return ret;
2174 }
2175
2176 int
2177 rte_eth_dev_vlan_filter(uint16_t port_id, uint16_t vlan_id, int on)
2178 {
2179         struct rte_eth_dev *dev;
2180         int ret;
2181
2182         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2183         dev = &rte_eth_devices[port_id];
2184         if (!(dev->data->dev_conf.rxmode.offloads &
2185               DEV_RX_OFFLOAD_VLAN_FILTER)) {
2186                 RTE_PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
2187                 return -ENOSYS;
2188         }
2189
2190         if (vlan_id > 4095) {
2191                 RTE_PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n",
2192                                 port_id, (unsigned) vlan_id);
2193                 return -EINVAL;
2194         }
2195         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
2196
2197         ret = (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
2198         if (ret == 0) {
2199                 struct rte_vlan_filter_conf *vfc;
2200                 int vidx;
2201                 int vbit;
2202
2203                 vfc = &dev->data->vlan_filter_conf;
2204                 vidx = vlan_id / 64;
2205                 vbit = vlan_id % 64;
2206
2207                 if (on)
2208                         vfc->ids[vidx] |= UINT64_C(1) << vbit;
2209                 else
2210                         vfc->ids[vidx] &= ~(UINT64_C(1) << vbit);
2211         }
2212
2213         return ret;
2214 }
2215
2216 int
2217 rte_eth_dev_set_vlan_strip_on_queue(uint16_t port_id, uint16_t rx_queue_id,
2218                                     int on)
2219 {
2220         struct rte_eth_dev *dev;
2221
2222         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2223         dev = &rte_eth_devices[port_id];
2224         if (rx_queue_id >= dev->data->nb_rx_queues) {
2225                 RTE_PMD_DEBUG_TRACE("Invalid rx_queue_id=%d\n", port_id);
2226                 return -EINVAL;
2227         }
2228
2229         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
2230         (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
2231
2232         return 0;
2233 }
2234
2235 int
2236 rte_eth_dev_set_vlan_ether_type(uint16_t port_id,
2237                                 enum rte_vlan_type vlan_type,
2238                                 uint16_t tpid)
2239 {
2240         struct rte_eth_dev *dev;
2241
2242         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2243         dev = &rte_eth_devices[port_id];
2244         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
2245
2246         return (*dev->dev_ops->vlan_tpid_set)(dev, vlan_type, tpid);
2247 }
2248
2249 int
2250 rte_eth_dev_set_vlan_offload(uint16_t port_id, int offload_mask)
2251 {
2252         struct rte_eth_dev *dev;
2253         int ret = 0;
2254         int mask = 0;
2255         int cur, org = 0;
2256
2257         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2258         dev = &rte_eth_devices[port_id];
2259
2260         /*check which option changed by application*/
2261         cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
2262         org = !!(dev->data->dev_conf.rxmode.offloads &
2263                  DEV_RX_OFFLOAD_VLAN_STRIP);
2264         if (cur != org) {
2265                 if (cur)
2266                         dev->data->dev_conf.rxmode.offloads |=
2267                                 DEV_RX_OFFLOAD_VLAN_STRIP;
2268                 else
2269                         dev->data->dev_conf.rxmode.offloads &=
2270                                 ~DEV_RX_OFFLOAD_VLAN_STRIP;
2271                 mask |= ETH_VLAN_STRIP_MASK;
2272         }
2273
2274         cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
2275         org = !!(dev->data->dev_conf.rxmode.offloads &
2276                  DEV_RX_OFFLOAD_VLAN_FILTER);
2277         if (cur != org) {
2278                 if (cur)
2279                         dev->data->dev_conf.rxmode.offloads |=
2280                                 DEV_RX_OFFLOAD_VLAN_FILTER;
2281                 else
2282                         dev->data->dev_conf.rxmode.offloads &=
2283                                 ~DEV_RX_OFFLOAD_VLAN_FILTER;
2284                 mask |= ETH_VLAN_FILTER_MASK;
2285         }
2286
2287         cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
2288         org = !!(dev->data->dev_conf.rxmode.offloads &
2289                  DEV_RX_OFFLOAD_VLAN_EXTEND);
2290         if (cur != org) {
2291                 if (cur)
2292                         dev->data->dev_conf.rxmode.offloads |=
2293                                 DEV_RX_OFFLOAD_VLAN_EXTEND;
2294                 else
2295                         dev->data->dev_conf.rxmode.offloads &=
2296                                 ~DEV_RX_OFFLOAD_VLAN_EXTEND;
2297                 mask |= ETH_VLAN_EXTEND_MASK;
2298         }
2299
2300         /*no change*/
2301         if (mask == 0)
2302                 return ret;
2303
2304         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
2305
2306         /*
2307          * Convert to the offload bitfield API just in case the underlying PMD
2308          * still supporting it.
2309          */
2310         rte_eth_convert_rx_offloads(dev->data->dev_conf.rxmode.offloads,
2311                                     &dev->data->dev_conf.rxmode);
2312         (*dev->dev_ops->vlan_offload_set)(dev, mask);
2313
2314         return ret;
2315 }
2316
2317 int
2318 rte_eth_dev_get_vlan_offload(uint16_t port_id)
2319 {
2320         struct rte_eth_dev *dev;
2321         int ret = 0;
2322
2323         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2324         dev = &rte_eth_devices[port_id];
2325
2326         if (dev->data->dev_conf.rxmode.offloads &
2327             DEV_RX_OFFLOAD_VLAN_STRIP)
2328                 ret |= ETH_VLAN_STRIP_OFFLOAD;
2329
2330         if (dev->data->dev_conf.rxmode.offloads &
2331             DEV_RX_OFFLOAD_VLAN_FILTER)
2332                 ret |= ETH_VLAN_FILTER_OFFLOAD;
2333
2334         if (dev->data->dev_conf.rxmode.offloads &
2335             DEV_RX_OFFLOAD_VLAN_EXTEND)
2336                 ret |= ETH_VLAN_EXTEND_OFFLOAD;
2337
2338         return ret;
2339 }
2340
2341 int
2342 rte_eth_dev_set_vlan_pvid(uint16_t port_id, uint16_t pvid, int on)
2343 {
2344         struct rte_eth_dev *dev;
2345
2346         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2347         dev = &rte_eth_devices[port_id];
2348         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
2349         (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on);
2350
2351         return 0;
2352 }
2353
2354 int
2355 rte_eth_dev_flow_ctrl_get(uint16_t port_id, struct rte_eth_fc_conf *fc_conf)
2356 {
2357         struct rte_eth_dev *dev;
2358
2359         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2360         dev = &rte_eth_devices[port_id];
2361         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
2362         memset(fc_conf, 0, sizeof(*fc_conf));
2363         return (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf);
2364 }
2365
2366 int
2367 rte_eth_dev_flow_ctrl_set(uint16_t port_id, struct rte_eth_fc_conf *fc_conf)
2368 {
2369         struct rte_eth_dev *dev;
2370
2371         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2372         if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
2373                 RTE_PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n");
2374                 return -EINVAL;
2375         }
2376
2377         dev = &rte_eth_devices[port_id];
2378         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
2379         return (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf);
2380 }
2381
2382 int
2383 rte_eth_dev_priority_flow_ctrl_set(uint16_t port_id,
2384                                    struct rte_eth_pfc_conf *pfc_conf)
2385 {
2386         struct rte_eth_dev *dev;
2387
2388         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2389         if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
2390                 RTE_PMD_DEBUG_TRACE("Invalid priority, only 0-7 allowed\n");
2391                 return -EINVAL;
2392         }
2393
2394         dev = &rte_eth_devices[port_id];
2395         /* High water, low water validation are device specific */
2396         if  (*dev->dev_ops->priority_flow_ctrl_set)
2397                 return (*dev->dev_ops->priority_flow_ctrl_set)(dev, pfc_conf);
2398         return -ENOTSUP;
2399 }
2400
2401 static int
2402 rte_eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf,
2403                         uint16_t reta_size)
2404 {
2405         uint16_t i, num;
2406
2407         if (!reta_conf)
2408                 return -EINVAL;
2409
2410         num = (reta_size + RTE_RETA_GROUP_SIZE - 1) / RTE_RETA_GROUP_SIZE;
2411         for (i = 0; i < num; i++) {
2412                 if (reta_conf[i].mask)
2413                         return 0;
2414         }
2415
2416         return -EINVAL;
2417 }
2418
2419 static int
2420 rte_eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf,
2421                          uint16_t reta_size,
2422                          uint16_t max_rxq)
2423 {
2424         uint16_t i, idx, shift;
2425
2426         if (!reta_conf)
2427                 return -EINVAL;
2428
2429         if (max_rxq == 0) {
2430                 RTE_PMD_DEBUG_TRACE("No receive queue is available\n");
2431                 return -EINVAL;
2432         }
2433
2434         for (i = 0; i < reta_size; i++) {
2435                 idx = i / RTE_RETA_GROUP_SIZE;
2436                 shift = i % RTE_RETA_GROUP_SIZE;
2437                 if ((reta_conf[idx].mask & (1ULL << shift)) &&
2438                         (reta_conf[idx].reta[shift] >= max_rxq)) {
2439                         RTE_PMD_DEBUG_TRACE("reta_conf[%u]->reta[%u]: %u exceeds "
2440                                 "the maximum rxq index: %u\n", idx, shift,
2441                                 reta_conf[idx].reta[shift], max_rxq);
2442                         return -EINVAL;
2443                 }
2444         }
2445
2446         return 0;
2447 }
2448
2449 int
2450 rte_eth_dev_rss_reta_update(uint16_t port_id,
2451                             struct rte_eth_rss_reta_entry64 *reta_conf,
2452                             uint16_t reta_size)
2453 {
2454         struct rte_eth_dev *dev;
2455         int ret;
2456
2457         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2458         /* Check mask bits */
2459         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
2460         if (ret < 0)
2461                 return ret;
2462
2463         dev = &rte_eth_devices[port_id];
2464
2465         /* Check entry value */
2466         ret = rte_eth_check_reta_entry(reta_conf, reta_size,
2467                                 dev->data->nb_rx_queues);
2468         if (ret < 0)
2469                 return ret;
2470
2471         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
2472         return (*dev->dev_ops->reta_update)(dev, reta_conf, reta_size);
2473 }
2474
2475 int
2476 rte_eth_dev_rss_reta_query(uint16_t port_id,
2477                            struct rte_eth_rss_reta_entry64 *reta_conf,
2478                            uint16_t reta_size)
2479 {
2480         struct rte_eth_dev *dev;
2481         int ret;
2482
2483         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2484
2485         /* Check mask bits */
2486         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
2487         if (ret < 0)
2488                 return ret;
2489
2490         dev = &rte_eth_devices[port_id];
2491         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
2492         return (*dev->dev_ops->reta_query)(dev, reta_conf, reta_size);
2493 }
2494
2495 int
2496 rte_eth_dev_rss_hash_update(uint16_t port_id,
2497                             struct rte_eth_rss_conf *rss_conf)
2498 {
2499         struct rte_eth_dev *dev;
2500
2501         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2502         dev = &rte_eth_devices[port_id];
2503         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
2504         return (*dev->dev_ops->rss_hash_update)(dev, rss_conf);
2505 }
2506
2507 int
2508 rte_eth_dev_rss_hash_conf_get(uint16_t port_id,
2509                               struct rte_eth_rss_conf *rss_conf)
2510 {
2511         struct rte_eth_dev *dev;
2512
2513         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2514         dev = &rte_eth_devices[port_id];
2515         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
2516         return (*dev->dev_ops->rss_hash_conf_get)(dev, rss_conf);
2517 }
2518
2519 int
2520 rte_eth_dev_udp_tunnel_port_add(uint16_t port_id,
2521                                 struct rte_eth_udp_tunnel *udp_tunnel)
2522 {
2523         struct rte_eth_dev *dev;
2524
2525         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2526         if (udp_tunnel == NULL) {
2527                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2528                 return -EINVAL;
2529         }
2530
2531         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2532                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2533                 return -EINVAL;
2534         }
2535
2536         dev = &rte_eth_devices[port_id];
2537         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_add, -ENOTSUP);
2538         return (*dev->dev_ops->udp_tunnel_port_add)(dev, udp_tunnel);
2539 }
2540
2541 int
2542 rte_eth_dev_udp_tunnel_port_delete(uint16_t port_id,
2543                                    struct rte_eth_udp_tunnel *udp_tunnel)
2544 {
2545         struct rte_eth_dev *dev;
2546
2547         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2548         dev = &rte_eth_devices[port_id];
2549
2550         if (udp_tunnel == NULL) {
2551                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2552                 return -EINVAL;
2553         }
2554
2555         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2556                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2557                 return -EINVAL;
2558         }
2559
2560         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_del, -ENOTSUP);
2561         return (*dev->dev_ops->udp_tunnel_port_del)(dev, udp_tunnel);
2562 }
2563
2564 int
2565 rte_eth_led_on(uint16_t port_id)
2566 {
2567         struct rte_eth_dev *dev;
2568
2569         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2570         dev = &rte_eth_devices[port_id];
2571         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
2572         return (*dev->dev_ops->dev_led_on)(dev);
2573 }
2574
2575 int
2576 rte_eth_led_off(uint16_t port_id)
2577 {
2578         struct rte_eth_dev *dev;
2579
2580         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2581         dev = &rte_eth_devices[port_id];
2582         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
2583         return (*dev->dev_ops->dev_led_off)(dev);
2584 }
2585
2586 /*
2587  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2588  * an empty spot.
2589  */
2590 static int
2591 get_mac_addr_index(uint16_t port_id, const struct ether_addr *addr)
2592 {
2593         struct rte_eth_dev_info dev_info;
2594         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2595         unsigned i;
2596
2597         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2598         rte_eth_dev_info_get(port_id, &dev_info);
2599
2600         for (i = 0; i < dev_info.max_mac_addrs; i++)
2601                 if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
2602                         return i;
2603
2604         return -1;
2605 }
2606
2607 static const struct ether_addr null_mac_addr;
2608
2609 int
2610 rte_eth_dev_mac_addr_add(uint16_t port_id, struct ether_addr *addr,
2611                         uint32_t pool)
2612 {
2613         struct rte_eth_dev *dev;
2614         int index;
2615         uint64_t pool_mask;
2616         int ret;
2617
2618         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2619         dev = &rte_eth_devices[port_id];
2620         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
2621
2622         if (is_zero_ether_addr(addr)) {
2623                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2624                         port_id);
2625                 return -EINVAL;
2626         }
2627         if (pool >= ETH_64_POOLS) {
2628                 RTE_PMD_DEBUG_TRACE("pool id must be 0-%d\n", ETH_64_POOLS - 1);
2629                 return -EINVAL;
2630         }
2631
2632         index = get_mac_addr_index(port_id, addr);
2633         if (index < 0) {
2634                 index = get_mac_addr_index(port_id, &null_mac_addr);
2635                 if (index < 0) {
2636                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2637                                 port_id);
2638                         return -ENOSPC;
2639                 }
2640         } else {
2641                 pool_mask = dev->data->mac_pool_sel[index];
2642
2643                 /* Check if both MAC address and pool is already there, and do nothing */
2644                 if (pool_mask & (1ULL << pool))
2645                         return 0;
2646         }
2647
2648         /* Update NIC */
2649         ret = (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
2650
2651         if (ret == 0) {
2652                 /* Update address in NIC data structure */
2653                 ether_addr_copy(addr, &dev->data->mac_addrs[index]);
2654
2655                 /* Update pool bitmap in NIC data structure */
2656                 dev->data->mac_pool_sel[index] |= (1ULL << pool);
2657         }
2658
2659         return ret;
2660 }
2661
2662 int
2663 rte_eth_dev_mac_addr_remove(uint16_t port_id, struct ether_addr *addr)
2664 {
2665         struct rte_eth_dev *dev;
2666         int index;
2667
2668         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2669         dev = &rte_eth_devices[port_id];
2670         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
2671
2672         index = get_mac_addr_index(port_id, addr);
2673         if (index == 0) {
2674                 RTE_PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id);
2675                 return -EADDRINUSE;
2676         } else if (index < 0)
2677                 return 0;  /* Do nothing if address wasn't found */
2678
2679         /* Update NIC */
2680         (*dev->dev_ops->mac_addr_remove)(dev, index);
2681
2682         /* Update address in NIC data structure */
2683         ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
2684
2685         /* reset pool bitmap */
2686         dev->data->mac_pool_sel[index] = 0;
2687
2688         return 0;
2689 }
2690
2691 int
2692 rte_eth_dev_default_mac_addr_set(uint16_t port_id, struct ether_addr *addr)
2693 {
2694         struct rte_eth_dev *dev;
2695
2696         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2697
2698         if (!is_valid_assigned_ether_addr(addr))
2699                 return -EINVAL;
2700
2701         dev = &rte_eth_devices[port_id];
2702         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
2703
2704         /* Update default address in NIC data structure */
2705         ether_addr_copy(addr, &dev->data->mac_addrs[0]);
2706
2707         (*dev->dev_ops->mac_addr_set)(dev, addr);
2708
2709         return 0;
2710 }
2711
2712
2713 /*
2714  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2715  * an empty spot.
2716  */
2717 static int
2718 get_hash_mac_addr_index(uint16_t port_id, const struct ether_addr *addr)
2719 {
2720         struct rte_eth_dev_info dev_info;
2721         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2722         unsigned i;
2723
2724         rte_eth_dev_info_get(port_id, &dev_info);
2725         if (!dev->data->hash_mac_addrs)
2726                 return -1;
2727
2728         for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
2729                 if (memcmp(addr, &dev->data->hash_mac_addrs[i],
2730                         ETHER_ADDR_LEN) == 0)
2731                         return i;
2732
2733         return -1;
2734 }
2735
2736 int
2737 rte_eth_dev_uc_hash_table_set(uint16_t port_id, struct ether_addr *addr,
2738                                 uint8_t on)
2739 {
2740         int index;
2741         int ret;
2742         struct rte_eth_dev *dev;
2743
2744         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2745
2746         dev = &rte_eth_devices[port_id];
2747         if (is_zero_ether_addr(addr)) {
2748                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2749                         port_id);
2750                 return -EINVAL;
2751         }
2752
2753         index = get_hash_mac_addr_index(port_id, addr);
2754         /* Check if it's already there, and do nothing */
2755         if ((index >= 0) && (on))
2756                 return 0;
2757
2758         if (index < 0) {
2759                 if (!on) {
2760                         RTE_PMD_DEBUG_TRACE("port %d: the MAC address was not "
2761                                 "set in UTA\n", port_id);
2762                         return -EINVAL;
2763                 }
2764
2765                 index = get_hash_mac_addr_index(port_id, &null_mac_addr);
2766                 if (index < 0) {
2767                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2768                                         port_id);
2769                         return -ENOSPC;
2770                 }
2771         }
2772
2773         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
2774         ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
2775         if (ret == 0) {
2776                 /* Update address in NIC data structure */
2777                 if (on)
2778                         ether_addr_copy(addr,
2779                                         &dev->data->hash_mac_addrs[index]);
2780                 else
2781                         ether_addr_copy(&null_mac_addr,
2782                                         &dev->data->hash_mac_addrs[index]);
2783         }
2784
2785         return ret;
2786 }
2787
2788 int
2789 rte_eth_dev_uc_all_hash_table_set(uint16_t port_id, uint8_t on)
2790 {
2791         struct rte_eth_dev *dev;
2792
2793         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2794
2795         dev = &rte_eth_devices[port_id];
2796
2797         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
2798         return (*dev->dev_ops->uc_all_hash_table_set)(dev, on);
2799 }
2800
2801 int rte_eth_set_queue_rate_limit(uint16_t port_id, uint16_t queue_idx,
2802                                         uint16_t tx_rate)
2803 {
2804         struct rte_eth_dev *dev;
2805         struct rte_eth_dev_info dev_info;
2806         struct rte_eth_link link;
2807
2808         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2809
2810         dev = &rte_eth_devices[port_id];
2811         rte_eth_dev_info_get(port_id, &dev_info);
2812         link = dev->data->dev_link;
2813
2814         if (queue_idx > dev_info.max_tx_queues) {
2815                 RTE_PMD_DEBUG_TRACE("set queue rate limit:port %d: "
2816                                 "invalid queue id=%d\n", port_id, queue_idx);
2817                 return -EINVAL;
2818         }
2819
2820         if (tx_rate > link.link_speed) {
2821                 RTE_PMD_DEBUG_TRACE("set queue rate limit:invalid tx_rate=%d, "
2822                                 "bigger than link speed= %d\n",
2823                         tx_rate, link.link_speed);
2824                 return -EINVAL;
2825         }
2826
2827         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
2828         return (*dev->dev_ops->set_queue_rate_limit)(dev, queue_idx, tx_rate);
2829 }
2830
2831 int
2832 rte_eth_mirror_rule_set(uint16_t port_id,
2833                         struct rte_eth_mirror_conf *mirror_conf,
2834                         uint8_t rule_id, uint8_t on)
2835 {
2836         struct rte_eth_dev *dev;
2837
2838         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2839         if (mirror_conf->rule_type == 0) {
2840                 RTE_PMD_DEBUG_TRACE("mirror rule type can not be 0.\n");
2841                 return -EINVAL;
2842         }
2843
2844         if (mirror_conf->dst_pool >= ETH_64_POOLS) {
2845                 RTE_PMD_DEBUG_TRACE("Invalid dst pool, pool id must be 0-%d\n",
2846                                 ETH_64_POOLS - 1);
2847                 return -EINVAL;
2848         }
2849
2850         if ((mirror_conf->rule_type & (ETH_MIRROR_VIRTUAL_POOL_UP |
2851              ETH_MIRROR_VIRTUAL_POOL_DOWN)) &&
2852             (mirror_conf->pool_mask == 0)) {
2853                 RTE_PMD_DEBUG_TRACE("Invalid mirror pool, pool mask can not be 0.\n");
2854                 return -EINVAL;
2855         }
2856
2857         if ((mirror_conf->rule_type & ETH_MIRROR_VLAN) &&
2858             mirror_conf->vlan.vlan_mask == 0) {
2859                 RTE_PMD_DEBUG_TRACE("Invalid vlan mask, vlan mask can not be 0.\n");
2860                 return -EINVAL;
2861         }
2862
2863         dev = &rte_eth_devices[port_id];
2864         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
2865
2866         return (*dev->dev_ops->mirror_rule_set)(dev, mirror_conf, rule_id, on);
2867 }
2868
2869 int
2870 rte_eth_mirror_rule_reset(uint16_t port_id, uint8_t rule_id)
2871 {
2872         struct rte_eth_dev *dev;
2873
2874         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2875
2876         dev = &rte_eth_devices[port_id];
2877         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
2878
2879         return (*dev->dev_ops->mirror_rule_reset)(dev, rule_id);
2880 }
2881
2882 int
2883 rte_eth_dev_callback_register(uint16_t port_id,
2884                         enum rte_eth_event_type event,
2885                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2886 {
2887         struct rte_eth_dev *dev;
2888         struct rte_eth_dev_callback *user_cb;
2889
2890         if (!cb_fn)
2891                 return -EINVAL;
2892
2893         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2894
2895         dev = &rte_eth_devices[port_id];
2896         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2897
2898         TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
2899                 if (user_cb->cb_fn == cb_fn &&
2900                         user_cb->cb_arg == cb_arg &&
2901                         user_cb->event == event) {
2902                         break;
2903                 }
2904         }
2905
2906         /* create a new callback. */
2907         if (user_cb == NULL) {
2908                 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
2909                                         sizeof(struct rte_eth_dev_callback), 0);
2910                 if (user_cb != NULL) {
2911                         user_cb->cb_fn = cb_fn;
2912                         user_cb->cb_arg = cb_arg;
2913                         user_cb->event = event;
2914                         TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
2915                 }
2916         }
2917
2918         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2919         return (user_cb == NULL) ? -ENOMEM : 0;
2920 }
2921
2922 int
2923 rte_eth_dev_callback_unregister(uint16_t port_id,
2924                         enum rte_eth_event_type event,
2925                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2926 {
2927         int ret;
2928         struct rte_eth_dev *dev;
2929         struct rte_eth_dev_callback *cb, *next;
2930
2931         if (!cb_fn)
2932                 return -EINVAL;
2933
2934         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2935
2936         dev = &rte_eth_devices[port_id];
2937         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2938
2939         ret = 0;
2940         for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
2941
2942                 next = TAILQ_NEXT(cb, next);
2943
2944                 if (cb->cb_fn != cb_fn || cb->event != event ||
2945                                 (cb->cb_arg != (void *)-1 &&
2946                                 cb->cb_arg != cb_arg))
2947                         continue;
2948
2949                 /*
2950                  * if this callback is not executing right now,
2951                  * then remove it.
2952                  */
2953                 if (cb->active == 0) {
2954                         TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
2955                         rte_free(cb);
2956                 } else {
2957                         ret = -EAGAIN;
2958                 }
2959         }
2960
2961         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2962         return ret;
2963 }
2964
2965 int
2966 _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
2967         enum rte_eth_event_type event, void *cb_arg, void *ret_param)
2968 {
2969         struct rte_eth_dev_callback *cb_lst;
2970         struct rte_eth_dev_callback dev_cb;
2971         int rc = 0;
2972
2973         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2974         TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
2975                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
2976                         continue;
2977                 dev_cb = *cb_lst;
2978                 cb_lst->active = 1;
2979                 if (cb_arg != NULL)
2980                         dev_cb.cb_arg = cb_arg;
2981                 if (ret_param != NULL)
2982                         dev_cb.ret_param = ret_param;
2983
2984                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2985                 rc = dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
2986                                 dev_cb.cb_arg, dev_cb.ret_param);
2987                 rte_spinlock_lock(&rte_eth_dev_cb_lock);
2988                 cb_lst->active = 0;
2989         }
2990         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2991         return rc;
2992 }
2993
2994 int
2995 rte_eth_dev_rx_intr_ctl(uint16_t port_id, int epfd, int op, void *data)
2996 {
2997         uint32_t vec;
2998         struct rte_eth_dev *dev;
2999         struct rte_intr_handle *intr_handle;
3000         uint16_t qid;
3001         int rc;
3002
3003         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3004
3005         dev = &rte_eth_devices[port_id];
3006
3007         if (!dev->intr_handle) {
3008                 RTE_PMD_DEBUG_TRACE("RX Intr handle unset\n");
3009                 return -ENOTSUP;
3010         }
3011
3012         intr_handle = dev->intr_handle;
3013         if (!intr_handle->intr_vec) {
3014                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
3015                 return -EPERM;
3016         }
3017
3018         for (qid = 0; qid < dev->data->nb_rx_queues; qid++) {
3019                 vec = intr_handle->intr_vec[qid];
3020                 rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
3021                 if (rc && rc != -EEXIST) {
3022                         RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
3023                                         " op %d epfd %d vec %u\n",
3024                                         port_id, qid, op, epfd, vec);
3025                 }
3026         }
3027
3028         return 0;
3029 }
3030
3031 const struct rte_memzone *
3032 rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
3033                          uint16_t queue_id, size_t size, unsigned align,
3034                          int socket_id)
3035 {
3036         char z_name[RTE_MEMZONE_NAMESIZE];
3037         const struct rte_memzone *mz;
3038
3039         snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
3040                  dev->device->driver->name, ring_name,
3041                  dev->data->port_id, queue_id);
3042
3043         mz = rte_memzone_lookup(z_name);
3044         if (mz)
3045                 return mz;
3046
3047         return rte_memzone_reserve_aligned(z_name, size, socket_id, 0, align);
3048 }
3049
3050 int
3051 rte_eth_dev_rx_intr_ctl_q(uint16_t port_id, uint16_t queue_id,
3052                           int epfd, int op, void *data)
3053 {
3054         uint32_t vec;
3055         struct rte_eth_dev *dev;
3056         struct rte_intr_handle *intr_handle;
3057         int rc;
3058
3059         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3060
3061         dev = &rte_eth_devices[port_id];
3062         if (queue_id >= dev->data->nb_rx_queues) {
3063                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%u\n", queue_id);
3064                 return -EINVAL;
3065         }
3066
3067         if (!dev->intr_handle) {
3068                 RTE_PMD_DEBUG_TRACE("RX Intr handle unset\n");
3069                 return -ENOTSUP;
3070         }
3071
3072         intr_handle = dev->intr_handle;
3073         if (!intr_handle->intr_vec) {
3074                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
3075                 return -EPERM;
3076         }
3077
3078         vec = intr_handle->intr_vec[queue_id];
3079         rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
3080         if (rc && rc != -EEXIST) {
3081                 RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
3082                                 " op %d epfd %d vec %u\n",
3083                                 port_id, queue_id, op, epfd, vec);
3084                 return rc;
3085         }
3086
3087         return 0;
3088 }
3089
3090 int
3091 rte_eth_dev_rx_intr_enable(uint16_t port_id,
3092                            uint16_t queue_id)
3093 {
3094         struct rte_eth_dev *dev;
3095
3096         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3097
3098         dev = &rte_eth_devices[port_id];
3099
3100         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
3101         return (*dev->dev_ops->rx_queue_intr_enable)(dev, queue_id);
3102 }
3103
3104 int
3105 rte_eth_dev_rx_intr_disable(uint16_t port_id,
3106                             uint16_t queue_id)
3107 {
3108         struct rte_eth_dev *dev;
3109
3110         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3111
3112         dev = &rte_eth_devices[port_id];
3113
3114         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
3115         return (*dev->dev_ops->rx_queue_intr_disable)(dev, queue_id);
3116 }
3117
3118
3119 int
3120 rte_eth_dev_filter_supported(uint16_t port_id,
3121                              enum rte_filter_type filter_type)
3122 {
3123         struct rte_eth_dev *dev;
3124
3125         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3126
3127         dev = &rte_eth_devices[port_id];
3128         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
3129         return (*dev->dev_ops->filter_ctrl)(dev, filter_type,
3130                                 RTE_ETH_FILTER_NOP, NULL);
3131 }
3132
3133 int
3134 rte_eth_dev_filter_ctrl(uint16_t port_id, enum rte_filter_type filter_type,
3135                        enum rte_filter_op filter_op, void *arg)
3136 {
3137         struct rte_eth_dev *dev;
3138
3139         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3140
3141         dev = &rte_eth_devices[port_id];
3142         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
3143         return (*dev->dev_ops->filter_ctrl)(dev, filter_type, filter_op, arg);
3144 }
3145
3146 void *
3147 rte_eth_add_rx_callback(uint16_t port_id, uint16_t queue_id,
3148                 rte_rx_callback_fn fn, void *user_param)
3149 {
3150 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3151         rte_errno = ENOTSUP;
3152         return NULL;
3153 #endif
3154         /* check input parameters */
3155         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3156                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
3157                 rte_errno = EINVAL;
3158                 return NULL;
3159         }
3160         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3161
3162         if (cb == NULL) {
3163                 rte_errno = ENOMEM;
3164                 return NULL;
3165         }
3166
3167         cb->fn.rx = fn;
3168         cb->param = user_param;
3169
3170         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3171         /* Add the callbacks in fifo order. */
3172         struct rte_eth_rxtx_callback *tail =
3173                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
3174
3175         if (!tail) {
3176                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
3177
3178         } else {
3179                 while (tail->next)
3180                         tail = tail->next;
3181                 tail->next = cb;
3182         }
3183         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3184
3185         return cb;
3186 }
3187
3188 void *
3189 rte_eth_add_first_rx_callback(uint16_t port_id, uint16_t queue_id,
3190                 rte_rx_callback_fn fn, void *user_param)
3191 {
3192 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3193         rte_errno = ENOTSUP;
3194         return NULL;
3195 #endif
3196         /* check input parameters */
3197         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3198                 queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
3199                 rte_errno = EINVAL;
3200                 return NULL;
3201         }
3202
3203         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3204
3205         if (cb == NULL) {
3206                 rte_errno = ENOMEM;
3207                 return NULL;
3208         }
3209
3210         cb->fn.rx = fn;
3211         cb->param = user_param;
3212
3213         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3214         /* Add the callbacks at fisrt position*/
3215         cb->next = rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
3216         rte_smp_wmb();
3217         rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
3218         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3219
3220         return cb;
3221 }
3222
3223 void *
3224 rte_eth_add_tx_callback(uint16_t port_id, uint16_t queue_id,
3225                 rte_tx_callback_fn fn, void *user_param)
3226 {
3227 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3228         rte_errno = ENOTSUP;
3229         return NULL;
3230 #endif
3231         /* check input parameters */
3232         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3233                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
3234                 rte_errno = EINVAL;
3235                 return NULL;
3236         }
3237
3238         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3239
3240         if (cb == NULL) {
3241                 rte_errno = ENOMEM;
3242                 return NULL;
3243         }
3244
3245         cb->fn.tx = fn;
3246         cb->param = user_param;
3247
3248         rte_spinlock_lock(&rte_eth_tx_cb_lock);
3249         /* Add the callbacks in fifo order. */
3250         struct rte_eth_rxtx_callback *tail =
3251                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id];
3252
3253         if (!tail) {
3254                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id] = cb;
3255
3256         } else {
3257                 while (tail->next)
3258                         tail = tail->next;
3259                 tail->next = cb;
3260         }
3261         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3262
3263         return cb;
3264 }
3265
3266 int
3267 rte_eth_remove_rx_callback(uint16_t port_id, uint16_t queue_id,
3268                 struct rte_eth_rxtx_callback *user_cb)
3269 {
3270 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3271         return -ENOTSUP;
3272 #endif
3273         /* Check input parameters. */
3274         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3275         if (user_cb == NULL ||
3276                         queue_id >= rte_eth_devices[port_id].data->nb_rx_queues)
3277                 return -EINVAL;
3278
3279         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3280         struct rte_eth_rxtx_callback *cb;
3281         struct rte_eth_rxtx_callback **prev_cb;
3282         int ret = -EINVAL;
3283
3284         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3285         prev_cb = &dev->post_rx_burst_cbs[queue_id];
3286         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3287                 cb = *prev_cb;
3288                 if (cb == user_cb) {
3289                         /* Remove the user cb from the callback list. */
3290                         *prev_cb = cb->next;
3291                         ret = 0;
3292                         break;
3293                 }
3294         }
3295         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3296
3297         return ret;
3298 }
3299
3300 int
3301 rte_eth_remove_tx_callback(uint16_t port_id, uint16_t queue_id,
3302                 struct rte_eth_rxtx_callback *user_cb)
3303 {
3304 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3305         return -ENOTSUP;
3306 #endif
3307         /* Check input parameters. */
3308         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3309         if (user_cb == NULL ||
3310                         queue_id >= rte_eth_devices[port_id].data->nb_tx_queues)
3311                 return -EINVAL;
3312
3313         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3314         int ret = -EINVAL;
3315         struct rte_eth_rxtx_callback *cb;
3316         struct rte_eth_rxtx_callback **prev_cb;
3317
3318         rte_spinlock_lock(&rte_eth_tx_cb_lock);
3319         prev_cb = &dev->pre_tx_burst_cbs[queue_id];
3320         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3321                 cb = *prev_cb;
3322                 if (cb == user_cb) {
3323                         /* Remove the user cb from the callback list. */
3324                         *prev_cb = cb->next;
3325                         ret = 0;
3326                         break;
3327                 }
3328         }
3329         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3330
3331         return ret;
3332 }
3333
3334 int
3335 rte_eth_rx_queue_info_get(uint16_t port_id, uint16_t queue_id,
3336         struct rte_eth_rxq_info *qinfo)
3337 {
3338         struct rte_eth_dev *dev;
3339
3340         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3341
3342         if (qinfo == NULL)
3343                 return -EINVAL;
3344
3345         dev = &rte_eth_devices[port_id];
3346         if (queue_id >= dev->data->nb_rx_queues) {
3347                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
3348                 return -EINVAL;
3349         }
3350
3351         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
3352
3353         memset(qinfo, 0, sizeof(*qinfo));
3354         dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
3355         return 0;
3356 }
3357
3358 int
3359 rte_eth_tx_queue_info_get(uint16_t port_id, uint16_t queue_id,
3360         struct rte_eth_txq_info *qinfo)
3361 {
3362         struct rte_eth_dev *dev;
3363
3364         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3365
3366         if (qinfo == NULL)
3367                 return -EINVAL;
3368
3369         dev = &rte_eth_devices[port_id];
3370         if (queue_id >= dev->data->nb_tx_queues) {
3371                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
3372                 return -EINVAL;
3373         }
3374
3375         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
3376
3377         memset(qinfo, 0, sizeof(*qinfo));
3378         dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
3379         return 0;
3380 }
3381
3382 int
3383 rte_eth_dev_set_mc_addr_list(uint16_t port_id,
3384                              struct ether_addr *mc_addr_set,
3385                              uint32_t nb_mc_addr)
3386 {
3387         struct rte_eth_dev *dev;
3388
3389         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3390
3391         dev = &rte_eth_devices[port_id];
3392         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_mc_addr_list, -ENOTSUP);
3393         return dev->dev_ops->set_mc_addr_list(dev, mc_addr_set, nb_mc_addr);
3394 }
3395
3396 int
3397 rte_eth_timesync_enable(uint16_t port_id)
3398 {
3399         struct rte_eth_dev *dev;
3400
3401         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3402         dev = &rte_eth_devices[port_id];
3403
3404         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
3405         return (*dev->dev_ops->timesync_enable)(dev);
3406 }
3407
3408 int
3409 rte_eth_timesync_disable(uint16_t port_id)
3410 {
3411         struct rte_eth_dev *dev;
3412
3413         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3414         dev = &rte_eth_devices[port_id];
3415
3416         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
3417         return (*dev->dev_ops->timesync_disable)(dev);
3418 }
3419
3420 int
3421 rte_eth_timesync_read_rx_timestamp(uint16_t port_id, struct timespec *timestamp,
3422                                    uint32_t flags)
3423 {
3424         struct rte_eth_dev *dev;
3425
3426         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3427         dev = &rte_eth_devices[port_id];
3428
3429         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp, -ENOTSUP);
3430         return (*dev->dev_ops->timesync_read_rx_timestamp)(dev, timestamp, flags);
3431 }
3432
3433 int
3434 rte_eth_timesync_read_tx_timestamp(uint16_t port_id,
3435                                    struct timespec *timestamp)
3436 {
3437         struct rte_eth_dev *dev;
3438
3439         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3440         dev = &rte_eth_devices[port_id];
3441
3442         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp, -ENOTSUP);
3443         return (*dev->dev_ops->timesync_read_tx_timestamp)(dev, timestamp);
3444 }
3445
3446 int
3447 rte_eth_timesync_adjust_time(uint16_t port_id, int64_t delta)
3448 {
3449         struct rte_eth_dev *dev;
3450
3451         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3452         dev = &rte_eth_devices[port_id];
3453
3454         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_adjust_time, -ENOTSUP);
3455         return (*dev->dev_ops->timesync_adjust_time)(dev, delta);
3456 }
3457
3458 int
3459 rte_eth_timesync_read_time(uint16_t port_id, struct timespec *timestamp)
3460 {
3461         struct rte_eth_dev *dev;
3462
3463         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3464         dev = &rte_eth_devices[port_id];
3465
3466         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_time, -ENOTSUP);
3467         return (*dev->dev_ops->timesync_read_time)(dev, timestamp);
3468 }
3469
3470 int
3471 rte_eth_timesync_write_time(uint16_t port_id, const struct timespec *timestamp)
3472 {
3473         struct rte_eth_dev *dev;
3474
3475         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3476         dev = &rte_eth_devices[port_id];
3477
3478         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_write_time, -ENOTSUP);
3479         return (*dev->dev_ops->timesync_write_time)(dev, timestamp);
3480 }
3481
3482 int
3483 rte_eth_dev_get_reg_info(uint16_t port_id, struct rte_dev_reg_info *info)
3484 {
3485         struct rte_eth_dev *dev;
3486
3487         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3488
3489         dev = &rte_eth_devices[port_id];
3490         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
3491         return (*dev->dev_ops->get_reg)(dev, info);
3492 }
3493
3494 int
3495 rte_eth_dev_get_eeprom_length(uint16_t port_id)
3496 {
3497         struct rte_eth_dev *dev;
3498
3499         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3500
3501         dev = &rte_eth_devices[port_id];
3502         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
3503         return (*dev->dev_ops->get_eeprom_length)(dev);
3504 }
3505
3506 int
3507 rte_eth_dev_get_eeprom(uint16_t port_id, struct rte_dev_eeprom_info *info)
3508 {
3509         struct rte_eth_dev *dev;
3510
3511         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3512
3513         dev = &rte_eth_devices[port_id];
3514         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
3515         return (*dev->dev_ops->get_eeprom)(dev, info);
3516 }
3517
3518 int
3519 rte_eth_dev_set_eeprom(uint16_t port_id, struct rte_dev_eeprom_info *info)
3520 {
3521         struct rte_eth_dev *dev;
3522
3523         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3524
3525         dev = &rte_eth_devices[port_id];
3526         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
3527         return (*dev->dev_ops->set_eeprom)(dev, info);
3528 }
3529
3530 int
3531 rte_eth_dev_get_dcb_info(uint16_t port_id,
3532                              struct rte_eth_dcb_info *dcb_info)
3533 {
3534         struct rte_eth_dev *dev;
3535
3536         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3537
3538         dev = &rte_eth_devices[port_id];
3539         memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
3540
3541         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
3542         return (*dev->dev_ops->get_dcb_info)(dev, dcb_info);
3543 }
3544
3545 int
3546 rte_eth_dev_l2_tunnel_eth_type_conf(uint16_t port_id,
3547                                     struct rte_eth_l2_tunnel_conf *l2_tunnel)
3548 {
3549         struct rte_eth_dev *dev;
3550
3551         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3552         if (l2_tunnel == NULL) {
3553                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3554                 return -EINVAL;
3555         }
3556
3557         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3558                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
3559                 return -EINVAL;
3560         }
3561
3562         dev = &rte_eth_devices[port_id];
3563         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_eth_type_conf,
3564                                 -ENOTSUP);
3565         return (*dev->dev_ops->l2_tunnel_eth_type_conf)(dev, l2_tunnel);
3566 }
3567
3568 int
3569 rte_eth_dev_l2_tunnel_offload_set(uint16_t port_id,
3570                                   struct rte_eth_l2_tunnel_conf *l2_tunnel,
3571                                   uint32_t mask,
3572                                   uint8_t en)
3573 {
3574         struct rte_eth_dev *dev;
3575
3576         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3577
3578         if (l2_tunnel == NULL) {
3579                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3580                 return -EINVAL;
3581         }
3582
3583         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3584                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type.\n");
3585                 return -EINVAL;
3586         }
3587
3588         if (mask == 0) {
3589                 RTE_PMD_DEBUG_TRACE("Mask should have a value.\n");
3590                 return -EINVAL;
3591         }
3592
3593         dev = &rte_eth_devices[port_id];
3594         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_offload_set,
3595                                 -ENOTSUP);
3596         return (*dev->dev_ops->l2_tunnel_offload_set)(dev, l2_tunnel, mask, en);
3597 }
3598
3599 static void
3600 rte_eth_dev_adjust_nb_desc(uint16_t *nb_desc,
3601                            const struct rte_eth_desc_lim *desc_lim)
3602 {
3603         if (desc_lim->nb_align != 0)
3604                 *nb_desc = RTE_ALIGN_CEIL(*nb_desc, desc_lim->nb_align);
3605
3606         if (desc_lim->nb_max != 0)
3607                 *nb_desc = RTE_MIN(*nb_desc, desc_lim->nb_max);
3608
3609         *nb_desc = RTE_MAX(*nb_desc, desc_lim->nb_min);
3610 }
3611
3612 int
3613 rte_eth_dev_adjust_nb_rx_tx_desc(uint16_t port_id,
3614                                  uint16_t *nb_rx_desc,
3615                                  uint16_t *nb_tx_desc)
3616 {
3617         struct rte_eth_dev *dev;
3618         struct rte_eth_dev_info dev_info;
3619
3620         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3621
3622         dev = &rte_eth_devices[port_id];
3623         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
3624
3625         rte_eth_dev_info_get(port_id, &dev_info);
3626
3627         if (nb_rx_desc != NULL)
3628                 rte_eth_dev_adjust_nb_desc(nb_rx_desc, &dev_info.rx_desc_lim);
3629
3630         if (nb_tx_desc != NULL)
3631                 rte_eth_dev_adjust_nb_desc(nb_tx_desc, &dev_info.tx_desc_lim);
3632
3633         return 0;
3634 }
3635
3636 int
3637 rte_eth_dev_pool_ops_supported(uint8_t port_id, const char *pool)
3638 {
3639         struct rte_eth_dev *dev;
3640
3641         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3642
3643         if (pool == NULL)
3644                 return -EINVAL;
3645
3646         dev = &rte_eth_devices[port_id];
3647
3648         if (*dev->dev_ops->pool_ops_supported == NULL)
3649                 return 1; /* all pools are supported */
3650
3651         return (*dev->dev_ops->pool_ops_supported)(dev, pool);
3652 }