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         return (*dev->dev_ops->stats_get)(dev, stats);
1541 }
1542
1543 int
1544 rte_eth_stats_reset(uint16_t port_id)
1545 {
1546         struct rte_eth_dev *dev;
1547
1548         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1549         dev = &rte_eth_devices[port_id];
1550
1551         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_reset, -ENOTSUP);
1552         (*dev->dev_ops->stats_reset)(dev);
1553         dev->data->rx_mbuf_alloc_failed = 0;
1554
1555         return 0;
1556 }
1557
1558 static int
1559 get_xstats_count(uint16_t port_id)
1560 {
1561         struct rte_eth_dev *dev;
1562         int count;
1563
1564         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1565         dev = &rte_eth_devices[port_id];
1566         if (dev->dev_ops->xstats_get_names_by_id != NULL) {
1567                 count = (*dev->dev_ops->xstats_get_names_by_id)(dev, NULL,
1568                                 NULL, 0);
1569                 if (count < 0)
1570                         return count;
1571         }
1572         if (dev->dev_ops->xstats_get_names != NULL) {
1573                 count = (*dev->dev_ops->xstats_get_names)(dev, NULL, 0);
1574                 if (count < 0)
1575                         return count;
1576         } else
1577                 count = 0;
1578
1579         count += RTE_NB_STATS;
1580         count += RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS) *
1581                  RTE_NB_RXQ_STATS;
1582         count += RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS) *
1583                  RTE_NB_TXQ_STATS;
1584         return count;
1585 }
1586
1587 int
1588 rte_eth_xstats_get_id_by_name(uint16_t port_id, const char *xstat_name,
1589                 uint64_t *id)
1590 {
1591         int cnt_xstats, idx_xstat;
1592
1593         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1594
1595         if (!id) {
1596                 RTE_PMD_DEBUG_TRACE("Error: id pointer is NULL\n");
1597                 return -ENOMEM;
1598         }
1599
1600         if (!xstat_name) {
1601                 RTE_PMD_DEBUG_TRACE("Error: xstat_name pointer is NULL\n");
1602                 return -ENOMEM;
1603         }
1604
1605         /* Get count */
1606         cnt_xstats = rte_eth_xstats_get_names_by_id(port_id, NULL, 0, NULL);
1607         if (cnt_xstats  < 0) {
1608                 RTE_PMD_DEBUG_TRACE("Error: Cannot get count of xstats\n");
1609                 return -ENODEV;
1610         }
1611
1612         /* Get id-name lookup table */
1613         struct rte_eth_xstat_name xstats_names[cnt_xstats];
1614
1615         if (cnt_xstats != rte_eth_xstats_get_names_by_id(
1616                         port_id, xstats_names, cnt_xstats, NULL)) {
1617                 RTE_PMD_DEBUG_TRACE("Error: Cannot get xstats lookup\n");
1618                 return -1;
1619         }
1620
1621         for (idx_xstat = 0; idx_xstat < cnt_xstats; idx_xstat++) {
1622                 if (!strcmp(xstats_names[idx_xstat].name, xstat_name)) {
1623                         *id = idx_xstat;
1624                         return 0;
1625                 };
1626         }
1627
1628         return -EINVAL;
1629 }
1630
1631 int
1632 rte_eth_xstats_get_names_by_id(uint16_t port_id,
1633         struct rte_eth_xstat_name *xstats_names, unsigned int size,
1634         uint64_t *ids)
1635 {
1636         /* Get all xstats */
1637         if (!ids) {
1638                 struct rte_eth_dev *dev;
1639                 int cnt_used_entries;
1640                 int cnt_expected_entries;
1641                 int cnt_driver_entries;
1642                 uint32_t idx, id_queue;
1643                 uint16_t num_q;
1644
1645                 cnt_expected_entries = get_xstats_count(port_id);
1646                 if (xstats_names == NULL || cnt_expected_entries < 0 ||
1647                                 (int)size < cnt_expected_entries)
1648                         return cnt_expected_entries;
1649
1650                 /* port_id checked in get_xstats_count() */
1651                 dev = &rte_eth_devices[port_id];
1652                 cnt_used_entries = 0;
1653
1654                 for (idx = 0; idx < RTE_NB_STATS; idx++) {
1655                         snprintf(xstats_names[cnt_used_entries].name,
1656                                 sizeof(xstats_names[0].name),
1657                                 "%s", rte_stats_strings[idx].name);
1658                         cnt_used_entries++;
1659                 }
1660                 num_q = RTE_MIN(dev->data->nb_rx_queues,
1661                                 RTE_ETHDEV_QUEUE_STAT_CNTRS);
1662                 for (id_queue = 0; id_queue < num_q; id_queue++) {
1663                         for (idx = 0; idx < RTE_NB_RXQ_STATS; idx++) {
1664                                 snprintf(xstats_names[cnt_used_entries].name,
1665                                         sizeof(xstats_names[0].name),
1666                                         "rx_q%u%s",
1667                                         id_queue,
1668                                         rte_rxq_stats_strings[idx].name);
1669                                 cnt_used_entries++;
1670                         }
1671
1672                 }
1673                 num_q = RTE_MIN(dev->data->nb_tx_queues,
1674                                 RTE_ETHDEV_QUEUE_STAT_CNTRS);
1675                 for (id_queue = 0; id_queue < num_q; id_queue++) {
1676                         for (idx = 0; idx < RTE_NB_TXQ_STATS; idx++) {
1677                                 snprintf(xstats_names[cnt_used_entries].name,
1678                                         sizeof(xstats_names[0].name),
1679                                         "tx_q%u%s",
1680                                         id_queue,
1681                                         rte_txq_stats_strings[idx].name);
1682                                 cnt_used_entries++;
1683                         }
1684                 }
1685
1686                 if (dev->dev_ops->xstats_get_names_by_id != NULL) {
1687                         /* If there are any driver-specific xstats, append them
1688                          * to end of list.
1689                          */
1690                         cnt_driver_entries =
1691                                 (*dev->dev_ops->xstats_get_names_by_id)(
1692                                 dev,
1693                                 xstats_names + cnt_used_entries,
1694                                 NULL,
1695                                 size - cnt_used_entries);
1696                         if (cnt_driver_entries < 0)
1697                                 return cnt_driver_entries;
1698                         cnt_used_entries += cnt_driver_entries;
1699
1700                 } else if (dev->dev_ops->xstats_get_names != NULL) {
1701                         /* If there are any driver-specific xstats, append them
1702                          * to end of list.
1703                          */
1704                         cnt_driver_entries = (*dev->dev_ops->xstats_get_names)(
1705                                 dev,
1706                                 xstats_names + cnt_used_entries,
1707                                 size - cnt_used_entries);
1708                         if (cnt_driver_entries < 0)
1709                                 return cnt_driver_entries;
1710                         cnt_used_entries += cnt_driver_entries;
1711                 }
1712
1713                 return cnt_used_entries;
1714         }
1715         /* Get only xstats given by IDS */
1716         else {
1717                 uint16_t len, i;
1718                 struct rte_eth_xstat_name *xstats_names_copy;
1719
1720                 len = rte_eth_xstats_get_names_by_id(port_id, NULL, 0, NULL);
1721
1722                 xstats_names_copy =
1723                                 malloc(sizeof(struct rte_eth_xstat_name) * len);
1724                 if (!xstats_names_copy) {
1725                         RTE_PMD_DEBUG_TRACE(
1726                              "ERROR: can't allocate memory for values_copy\n");
1727                         free(xstats_names_copy);
1728                         return -1;
1729                 }
1730
1731                 rte_eth_xstats_get_names_by_id(port_id, xstats_names_copy,
1732                                 len, NULL);
1733
1734                 for (i = 0; i < size; i++) {
1735                         if (ids[i] >= len) {
1736                                 RTE_PMD_DEBUG_TRACE(
1737                                         "ERROR: id value isn't valid\n");
1738                                 return -1;
1739                         }
1740                         strcpy(xstats_names[i].name,
1741                                         xstats_names_copy[ids[i]].name);
1742                 }
1743                 free(xstats_names_copy);
1744                 return size;
1745         }
1746 }
1747
1748 int
1749 rte_eth_xstats_get_names(uint16_t port_id,
1750         struct rte_eth_xstat_name *xstats_names,
1751         unsigned int size)
1752 {
1753         struct rte_eth_dev *dev;
1754         int cnt_used_entries;
1755         int cnt_expected_entries;
1756         int cnt_driver_entries;
1757         uint32_t idx, id_queue;
1758         uint16_t num_q;
1759
1760         cnt_expected_entries = get_xstats_count(port_id);
1761         if (xstats_names == NULL || cnt_expected_entries < 0 ||
1762                         (int)size < cnt_expected_entries)
1763                 return cnt_expected_entries;
1764
1765         /* port_id checked in get_xstats_count() */
1766         dev = &rte_eth_devices[port_id];
1767         cnt_used_entries = 0;
1768
1769         for (idx = 0; idx < RTE_NB_STATS; idx++) {
1770                 snprintf(xstats_names[cnt_used_entries].name,
1771                         sizeof(xstats_names[0].name),
1772                         "%s", rte_stats_strings[idx].name);
1773                 cnt_used_entries++;
1774         }
1775         num_q = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1776         for (id_queue = 0; id_queue < num_q; id_queue++) {
1777                 for (idx = 0; idx < RTE_NB_RXQ_STATS; idx++) {
1778                         snprintf(xstats_names[cnt_used_entries].name,
1779                                 sizeof(xstats_names[0].name),
1780                                 "rx_q%u%s",
1781                                 id_queue, rte_rxq_stats_strings[idx].name);
1782                         cnt_used_entries++;
1783                 }
1784
1785         }
1786         num_q = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1787         for (id_queue = 0; id_queue < num_q; id_queue++) {
1788                 for (idx = 0; idx < RTE_NB_TXQ_STATS; idx++) {
1789                         snprintf(xstats_names[cnt_used_entries].name,
1790                                 sizeof(xstats_names[0].name),
1791                                 "tx_q%u%s",
1792                                 id_queue, rte_txq_stats_strings[idx].name);
1793                         cnt_used_entries++;
1794                 }
1795         }
1796
1797         if (dev->dev_ops->xstats_get_names != NULL) {
1798                 /* If there are any driver-specific xstats, append them
1799                  * to end of list.
1800                  */
1801                 cnt_driver_entries = (*dev->dev_ops->xstats_get_names)(
1802                         dev,
1803                         xstats_names + cnt_used_entries,
1804                         size - cnt_used_entries);
1805                 if (cnt_driver_entries < 0)
1806                         return cnt_driver_entries;
1807                 cnt_used_entries += cnt_driver_entries;
1808         }
1809
1810         return cnt_used_entries;
1811 }
1812
1813 /* retrieve ethdev extended statistics */
1814 int
1815 rte_eth_xstats_get_by_id(uint16_t port_id, const uint64_t *ids,
1816                          uint64_t *values, unsigned int n)
1817 {
1818         /* If need all xstats */
1819         if (!ids) {
1820                 struct rte_eth_stats eth_stats;
1821                 struct rte_eth_dev *dev;
1822                 unsigned int count = 0, i, q;
1823                 signed int xcount = 0;
1824                 uint64_t val, *stats_ptr;
1825                 uint16_t nb_rxqs, nb_txqs;
1826
1827                 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1828                 dev = &rte_eth_devices[port_id];
1829
1830                 nb_rxqs = RTE_MIN(dev->data->nb_rx_queues,
1831                                 RTE_ETHDEV_QUEUE_STAT_CNTRS);
1832                 nb_txqs = RTE_MIN(dev->data->nb_tx_queues,
1833                                 RTE_ETHDEV_QUEUE_STAT_CNTRS);
1834
1835                 /* Return generic statistics */
1836                 count = RTE_NB_STATS + (nb_rxqs * RTE_NB_RXQ_STATS) +
1837                         (nb_txqs * RTE_NB_TXQ_STATS);
1838
1839
1840                 /* implemented by the driver */
1841                 if (dev->dev_ops->xstats_get_by_id != NULL) {
1842                         /* Retrieve the xstats from the driver at the end of the
1843                          * xstats struct. Retrieve all xstats.
1844                          */
1845                         xcount = (*dev->dev_ops->xstats_get_by_id)(dev,
1846                                         NULL,
1847                                         values ? values + count : NULL,
1848                                         (n > count) ? n - count : 0);
1849
1850                         if (xcount < 0)
1851                                 return xcount;
1852                 /* implemented by the driver */
1853                 } else if (dev->dev_ops->xstats_get != NULL) {
1854                         /* Retrieve the xstats from the driver at the end of the
1855                          * xstats struct. Retrieve all xstats.
1856                          * Compatibility for PMD without xstats_get_by_ids
1857                          */
1858                         unsigned int size = (n > count) ? n - count : 1;
1859                         struct rte_eth_xstat xstats[size];
1860
1861                         xcount = (*dev->dev_ops->xstats_get)(dev,
1862                                         values ? xstats : NULL, size);
1863
1864                         if (xcount < 0)
1865                                 return xcount;
1866
1867                         if (values != NULL)
1868                                 for (i = 0 ; i < (unsigned int)xcount; i++)
1869                                         values[i + count] = xstats[i].value;
1870                 }
1871
1872                 if (n < count + xcount || values == NULL)
1873                         return count + xcount;
1874
1875                 /* now fill the xstats structure */
1876                 count = 0;
1877                 rte_eth_stats_get(port_id, &eth_stats);
1878
1879                 /* global stats */
1880                 for (i = 0; i < RTE_NB_STATS; i++) {
1881                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1882                                                 rte_stats_strings[i].offset);
1883                         val = *stats_ptr;
1884                         values[count++] = val;
1885                 }
1886
1887                 /* per-rxq stats */
1888                 for (q = 0; q < nb_rxqs; q++) {
1889                         for (i = 0; i < RTE_NB_RXQ_STATS; i++) {
1890                                 stats_ptr = RTE_PTR_ADD(&eth_stats,
1891                                             rte_rxq_stats_strings[i].offset +
1892                                             q * sizeof(uint64_t));
1893                                 val = *stats_ptr;
1894                                 values[count++] = val;
1895                         }
1896                 }
1897
1898                 /* per-txq stats */
1899                 for (q = 0; q < nb_txqs; q++) {
1900                         for (i = 0; i < RTE_NB_TXQ_STATS; i++) {
1901                                 stats_ptr = RTE_PTR_ADD(&eth_stats,
1902                                             rte_txq_stats_strings[i].offset +
1903                                             q * sizeof(uint64_t));
1904                                 val = *stats_ptr;
1905                                 values[count++] = val;
1906                         }
1907                 }
1908
1909                 return count + xcount;
1910         }
1911         /* Need only xstats given by IDS array */
1912         else {
1913                 uint16_t i, size;
1914                 uint64_t *values_copy;
1915
1916                 size = rte_eth_xstats_get_by_id(port_id, NULL, NULL, 0);
1917
1918                 values_copy = malloc(sizeof(*values_copy) * size);
1919                 if (!values_copy) {
1920                         RTE_PMD_DEBUG_TRACE(
1921                             "ERROR: can't allocate memory for values_copy\n");
1922                         return -1;
1923                 }
1924
1925                 rte_eth_xstats_get_by_id(port_id, NULL, values_copy, size);
1926
1927                 for (i = 0; i < n; i++) {
1928                         if (ids[i] >= size) {
1929                                 RTE_PMD_DEBUG_TRACE(
1930                                         "ERROR: id value isn't valid\n");
1931                                 return -1;
1932                         }
1933                         values[i] = values_copy[ids[i]];
1934                 }
1935                 free(values_copy);
1936                 return n;
1937         }
1938 }
1939
1940 int
1941 rte_eth_xstats_get(uint16_t port_id, struct rte_eth_xstat *xstats,
1942         unsigned int n)
1943 {
1944         struct rte_eth_stats eth_stats;
1945         struct rte_eth_dev *dev;
1946         unsigned int count = 0, i, q;
1947         signed int xcount = 0;
1948         uint64_t val, *stats_ptr;
1949         uint16_t nb_rxqs, nb_txqs;
1950
1951         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1952
1953         dev = &rte_eth_devices[port_id];
1954
1955         nb_rxqs = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1956         nb_txqs = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1957
1958         /* Return generic statistics */
1959         count = RTE_NB_STATS + (nb_rxqs * RTE_NB_RXQ_STATS) +
1960                 (nb_txqs * RTE_NB_TXQ_STATS);
1961
1962         /* implemented by the driver */
1963         if (dev->dev_ops->xstats_get != NULL) {
1964                 /* Retrieve the xstats from the driver at the end of the
1965                  * xstats struct.
1966                  */
1967                 xcount = (*dev->dev_ops->xstats_get)(dev,
1968                                      xstats ? xstats + count : NULL,
1969                                      (n > count) ? n - count : 0);
1970
1971                 if (xcount < 0)
1972                         return xcount;
1973         }
1974
1975         if (n < count + xcount || xstats == NULL)
1976                 return count + xcount;
1977
1978         /* now fill the xstats structure */
1979         count = 0;
1980         rte_eth_stats_get(port_id, &eth_stats);
1981
1982         /* global stats */
1983         for (i = 0; i < RTE_NB_STATS; i++) {
1984                 stats_ptr = RTE_PTR_ADD(&eth_stats,
1985                                         rte_stats_strings[i].offset);
1986                 val = *stats_ptr;
1987                 xstats[count++].value = val;
1988         }
1989
1990         /* per-rxq stats */
1991         for (q = 0; q < nb_rxqs; q++) {
1992                 for (i = 0; i < RTE_NB_RXQ_STATS; i++) {
1993                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1994                                         rte_rxq_stats_strings[i].offset +
1995                                         q * sizeof(uint64_t));
1996                         val = *stats_ptr;
1997                         xstats[count++].value = val;
1998                 }
1999         }
2000
2001         /* per-txq stats */
2002         for (q = 0; q < nb_txqs; q++) {
2003                 for (i = 0; i < RTE_NB_TXQ_STATS; i++) {
2004                         stats_ptr = RTE_PTR_ADD(&eth_stats,
2005                                         rte_txq_stats_strings[i].offset +
2006                                         q * sizeof(uint64_t));
2007                         val = *stats_ptr;
2008                         xstats[count++].value = val;
2009                 }
2010         }
2011
2012         for (i = 0; i < count; i++)
2013                 xstats[i].id = i;
2014         /* add an offset to driver-specific stats */
2015         for ( ; i < count + xcount; i++)
2016                 xstats[i].id += count;
2017
2018         return count + xcount;
2019 }
2020
2021 /* reset ethdev extended statistics */
2022 void
2023 rte_eth_xstats_reset(uint16_t port_id)
2024 {
2025         struct rte_eth_dev *dev;
2026
2027         RTE_ETH_VALID_PORTID_OR_RET(port_id);
2028         dev = &rte_eth_devices[port_id];
2029
2030         /* implemented by the driver */
2031         if (dev->dev_ops->xstats_reset != NULL) {
2032                 (*dev->dev_ops->xstats_reset)(dev);
2033                 return;
2034         }
2035
2036         /* fallback to default */
2037         rte_eth_stats_reset(port_id);
2038 }
2039
2040 static int
2041 set_queue_stats_mapping(uint16_t port_id, uint16_t queue_id, uint8_t stat_idx,
2042                 uint8_t is_rx)
2043 {
2044         struct rte_eth_dev *dev;
2045
2046         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2047
2048         dev = &rte_eth_devices[port_id];
2049
2050         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
2051         return (*dev->dev_ops->queue_stats_mapping_set)
2052                         (dev, queue_id, stat_idx, is_rx);
2053 }
2054
2055
2056 int
2057 rte_eth_dev_set_tx_queue_stats_mapping(uint16_t port_id, uint16_t tx_queue_id,
2058                 uint8_t stat_idx)
2059 {
2060         return set_queue_stats_mapping(port_id, tx_queue_id, stat_idx,
2061                         STAT_QMAP_TX);
2062 }
2063
2064
2065 int
2066 rte_eth_dev_set_rx_queue_stats_mapping(uint16_t port_id, uint16_t rx_queue_id,
2067                 uint8_t stat_idx)
2068 {
2069         return set_queue_stats_mapping(port_id, rx_queue_id, stat_idx,
2070                         STAT_QMAP_RX);
2071 }
2072
2073 int
2074 rte_eth_dev_fw_version_get(uint16_t port_id, char *fw_version, size_t fw_size)
2075 {
2076         struct rte_eth_dev *dev;
2077
2078         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2079         dev = &rte_eth_devices[port_id];
2080
2081         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fw_version_get, -ENOTSUP);
2082         return (*dev->dev_ops->fw_version_get)(dev, fw_version, fw_size);
2083 }
2084
2085 void
2086 rte_eth_dev_info_get(uint16_t port_id, struct rte_eth_dev_info *dev_info)
2087 {
2088         struct rte_eth_dev *dev;
2089         const struct rte_eth_desc_lim lim = {
2090                 .nb_max = UINT16_MAX,
2091                 .nb_min = 0,
2092                 .nb_align = 1,
2093         };
2094
2095         RTE_ETH_VALID_PORTID_OR_RET(port_id);
2096         dev = &rte_eth_devices[port_id];
2097
2098         memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
2099         dev_info->rx_desc_lim = lim;
2100         dev_info->tx_desc_lim = lim;
2101
2102         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
2103         (*dev->dev_ops->dev_infos_get)(dev, dev_info);
2104         dev_info->driver_name = dev->device->driver->name;
2105         dev_info->nb_rx_queues = dev->data->nb_rx_queues;
2106         dev_info->nb_tx_queues = dev->data->nb_tx_queues;
2107 }
2108
2109 int
2110 rte_eth_dev_get_supported_ptypes(uint16_t port_id, uint32_t ptype_mask,
2111                                  uint32_t *ptypes, int num)
2112 {
2113         int i, j;
2114         struct rte_eth_dev *dev;
2115         const uint32_t *all_ptypes;
2116
2117         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2118         dev = &rte_eth_devices[port_id];
2119         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_supported_ptypes_get, 0);
2120         all_ptypes = (*dev->dev_ops->dev_supported_ptypes_get)(dev);
2121
2122         if (!all_ptypes)
2123                 return 0;
2124
2125         for (i = 0, j = 0; all_ptypes[i] != RTE_PTYPE_UNKNOWN; ++i)
2126                 if (all_ptypes[i] & ptype_mask) {
2127                         if (j < num)
2128                                 ptypes[j] = all_ptypes[i];
2129                         j++;
2130                 }
2131
2132         return j;
2133 }
2134
2135 void
2136 rte_eth_macaddr_get(uint16_t port_id, struct ether_addr *mac_addr)
2137 {
2138         struct rte_eth_dev *dev;
2139
2140         RTE_ETH_VALID_PORTID_OR_RET(port_id);
2141         dev = &rte_eth_devices[port_id];
2142         ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
2143 }
2144
2145
2146 int
2147 rte_eth_dev_get_mtu(uint16_t port_id, uint16_t *mtu)
2148 {
2149         struct rte_eth_dev *dev;
2150
2151         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2152
2153         dev = &rte_eth_devices[port_id];
2154         *mtu = dev->data->mtu;
2155         return 0;
2156 }
2157
2158 int
2159 rte_eth_dev_set_mtu(uint16_t port_id, uint16_t mtu)
2160 {
2161         int ret;
2162         struct rte_eth_dev *dev;
2163
2164         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2165         dev = &rte_eth_devices[port_id];
2166         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
2167
2168         ret = (*dev->dev_ops->mtu_set)(dev, mtu);
2169         if (!ret)
2170                 dev->data->mtu = mtu;
2171
2172         return ret;
2173 }
2174
2175 int
2176 rte_eth_dev_vlan_filter(uint16_t port_id, uint16_t vlan_id, int on)
2177 {
2178         struct rte_eth_dev *dev;
2179         int ret;
2180
2181         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2182         dev = &rte_eth_devices[port_id];
2183         if (!(dev->data->dev_conf.rxmode.offloads &
2184               DEV_RX_OFFLOAD_VLAN_FILTER)) {
2185                 RTE_PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
2186                 return -ENOSYS;
2187         }
2188
2189         if (vlan_id > 4095) {
2190                 RTE_PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n",
2191                                 port_id, (unsigned) vlan_id);
2192                 return -EINVAL;
2193         }
2194         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
2195
2196         ret = (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
2197         if (ret == 0) {
2198                 struct rte_vlan_filter_conf *vfc;
2199                 int vidx;
2200                 int vbit;
2201
2202                 vfc = &dev->data->vlan_filter_conf;
2203                 vidx = vlan_id / 64;
2204                 vbit = vlan_id % 64;
2205
2206                 if (on)
2207                         vfc->ids[vidx] |= UINT64_C(1) << vbit;
2208                 else
2209                         vfc->ids[vidx] &= ~(UINT64_C(1) << vbit);
2210         }
2211
2212         return ret;
2213 }
2214
2215 int
2216 rte_eth_dev_set_vlan_strip_on_queue(uint16_t port_id, uint16_t rx_queue_id,
2217                                     int on)
2218 {
2219         struct rte_eth_dev *dev;
2220
2221         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2222         dev = &rte_eth_devices[port_id];
2223         if (rx_queue_id >= dev->data->nb_rx_queues) {
2224                 RTE_PMD_DEBUG_TRACE("Invalid rx_queue_id=%d\n", port_id);
2225                 return -EINVAL;
2226         }
2227
2228         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
2229         (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
2230
2231         return 0;
2232 }
2233
2234 int
2235 rte_eth_dev_set_vlan_ether_type(uint16_t port_id,
2236                                 enum rte_vlan_type vlan_type,
2237                                 uint16_t tpid)
2238 {
2239         struct rte_eth_dev *dev;
2240
2241         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2242         dev = &rte_eth_devices[port_id];
2243         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
2244
2245         return (*dev->dev_ops->vlan_tpid_set)(dev, vlan_type, tpid);
2246 }
2247
2248 int
2249 rte_eth_dev_set_vlan_offload(uint16_t port_id, int offload_mask)
2250 {
2251         struct rte_eth_dev *dev;
2252         int ret = 0;
2253         int mask = 0;
2254         int cur, org = 0;
2255
2256         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2257         dev = &rte_eth_devices[port_id];
2258
2259         /*check which option changed by application*/
2260         cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
2261         org = !!(dev->data->dev_conf.rxmode.offloads &
2262                  DEV_RX_OFFLOAD_VLAN_STRIP);
2263         if (cur != org) {
2264                 if (cur)
2265                         dev->data->dev_conf.rxmode.offloads |=
2266                                 DEV_RX_OFFLOAD_VLAN_STRIP;
2267                 else
2268                         dev->data->dev_conf.rxmode.offloads &=
2269                                 ~DEV_RX_OFFLOAD_VLAN_STRIP;
2270                 mask |= ETH_VLAN_STRIP_MASK;
2271         }
2272
2273         cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
2274         org = !!(dev->data->dev_conf.rxmode.offloads &
2275                  DEV_RX_OFFLOAD_VLAN_FILTER);
2276         if (cur != org) {
2277                 if (cur)
2278                         dev->data->dev_conf.rxmode.offloads |=
2279                                 DEV_RX_OFFLOAD_VLAN_FILTER;
2280                 else
2281                         dev->data->dev_conf.rxmode.offloads &=
2282                                 ~DEV_RX_OFFLOAD_VLAN_FILTER;
2283                 mask |= ETH_VLAN_FILTER_MASK;
2284         }
2285
2286         cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
2287         org = !!(dev->data->dev_conf.rxmode.offloads &
2288                  DEV_RX_OFFLOAD_VLAN_EXTEND);
2289         if (cur != org) {
2290                 if (cur)
2291                         dev->data->dev_conf.rxmode.offloads |=
2292                                 DEV_RX_OFFLOAD_VLAN_EXTEND;
2293                 else
2294                         dev->data->dev_conf.rxmode.offloads &=
2295                                 ~DEV_RX_OFFLOAD_VLAN_EXTEND;
2296                 mask |= ETH_VLAN_EXTEND_MASK;
2297         }
2298
2299         /*no change*/
2300         if (mask == 0)
2301                 return ret;
2302
2303         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
2304
2305         /*
2306          * Convert to the offload bitfield API just in case the underlying PMD
2307          * still supporting it.
2308          */
2309         rte_eth_convert_rx_offloads(dev->data->dev_conf.rxmode.offloads,
2310                                     &dev->data->dev_conf.rxmode);
2311         (*dev->dev_ops->vlan_offload_set)(dev, mask);
2312
2313         return ret;
2314 }
2315
2316 int
2317 rte_eth_dev_get_vlan_offload(uint16_t port_id)
2318 {
2319         struct rte_eth_dev *dev;
2320         int ret = 0;
2321
2322         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2323         dev = &rte_eth_devices[port_id];
2324
2325         if (dev->data->dev_conf.rxmode.offloads &
2326             DEV_RX_OFFLOAD_VLAN_STRIP)
2327                 ret |= ETH_VLAN_STRIP_OFFLOAD;
2328
2329         if (dev->data->dev_conf.rxmode.offloads &
2330             DEV_RX_OFFLOAD_VLAN_FILTER)
2331                 ret |= ETH_VLAN_FILTER_OFFLOAD;
2332
2333         if (dev->data->dev_conf.rxmode.offloads &
2334             DEV_RX_OFFLOAD_VLAN_EXTEND)
2335                 ret |= ETH_VLAN_EXTEND_OFFLOAD;
2336
2337         return ret;
2338 }
2339
2340 int
2341 rte_eth_dev_set_vlan_pvid(uint16_t port_id, uint16_t pvid, int on)
2342 {
2343         struct rte_eth_dev *dev;
2344
2345         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2346         dev = &rte_eth_devices[port_id];
2347         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
2348         (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on);
2349
2350         return 0;
2351 }
2352
2353 int
2354 rte_eth_dev_flow_ctrl_get(uint16_t port_id, struct rte_eth_fc_conf *fc_conf)
2355 {
2356         struct rte_eth_dev *dev;
2357
2358         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2359         dev = &rte_eth_devices[port_id];
2360         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
2361         memset(fc_conf, 0, sizeof(*fc_conf));
2362         return (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf);
2363 }
2364
2365 int
2366 rte_eth_dev_flow_ctrl_set(uint16_t port_id, struct rte_eth_fc_conf *fc_conf)
2367 {
2368         struct rte_eth_dev *dev;
2369
2370         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2371         if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
2372                 RTE_PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n");
2373                 return -EINVAL;
2374         }
2375
2376         dev = &rte_eth_devices[port_id];
2377         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
2378         return (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf);
2379 }
2380
2381 int
2382 rte_eth_dev_priority_flow_ctrl_set(uint16_t port_id,
2383                                    struct rte_eth_pfc_conf *pfc_conf)
2384 {
2385         struct rte_eth_dev *dev;
2386
2387         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2388         if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
2389                 RTE_PMD_DEBUG_TRACE("Invalid priority, only 0-7 allowed\n");
2390                 return -EINVAL;
2391         }
2392
2393         dev = &rte_eth_devices[port_id];
2394         /* High water, low water validation are device specific */
2395         if  (*dev->dev_ops->priority_flow_ctrl_set)
2396                 return (*dev->dev_ops->priority_flow_ctrl_set)(dev, pfc_conf);
2397         return -ENOTSUP;
2398 }
2399
2400 static int
2401 rte_eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf,
2402                         uint16_t reta_size)
2403 {
2404         uint16_t i, num;
2405
2406         if (!reta_conf)
2407                 return -EINVAL;
2408
2409         num = (reta_size + RTE_RETA_GROUP_SIZE - 1) / RTE_RETA_GROUP_SIZE;
2410         for (i = 0; i < num; i++) {
2411                 if (reta_conf[i].mask)
2412                         return 0;
2413         }
2414
2415         return -EINVAL;
2416 }
2417
2418 static int
2419 rte_eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf,
2420                          uint16_t reta_size,
2421                          uint16_t max_rxq)
2422 {
2423         uint16_t i, idx, shift;
2424
2425         if (!reta_conf)
2426                 return -EINVAL;
2427
2428         if (max_rxq == 0) {
2429                 RTE_PMD_DEBUG_TRACE("No receive queue is available\n");
2430                 return -EINVAL;
2431         }
2432
2433         for (i = 0; i < reta_size; i++) {
2434                 idx = i / RTE_RETA_GROUP_SIZE;
2435                 shift = i % RTE_RETA_GROUP_SIZE;
2436                 if ((reta_conf[idx].mask & (1ULL << shift)) &&
2437                         (reta_conf[idx].reta[shift] >= max_rxq)) {
2438                         RTE_PMD_DEBUG_TRACE("reta_conf[%u]->reta[%u]: %u exceeds "
2439                                 "the maximum rxq index: %u\n", idx, shift,
2440                                 reta_conf[idx].reta[shift], max_rxq);
2441                         return -EINVAL;
2442                 }
2443         }
2444
2445         return 0;
2446 }
2447
2448 int
2449 rte_eth_dev_rss_reta_update(uint16_t port_id,
2450                             struct rte_eth_rss_reta_entry64 *reta_conf,
2451                             uint16_t reta_size)
2452 {
2453         struct rte_eth_dev *dev;
2454         int ret;
2455
2456         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2457         /* Check mask bits */
2458         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
2459         if (ret < 0)
2460                 return ret;
2461
2462         dev = &rte_eth_devices[port_id];
2463
2464         /* Check entry value */
2465         ret = rte_eth_check_reta_entry(reta_conf, reta_size,
2466                                 dev->data->nb_rx_queues);
2467         if (ret < 0)
2468                 return ret;
2469
2470         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
2471         return (*dev->dev_ops->reta_update)(dev, reta_conf, reta_size);
2472 }
2473
2474 int
2475 rte_eth_dev_rss_reta_query(uint16_t port_id,
2476                            struct rte_eth_rss_reta_entry64 *reta_conf,
2477                            uint16_t reta_size)
2478 {
2479         struct rte_eth_dev *dev;
2480         int ret;
2481
2482         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2483
2484         /* Check mask bits */
2485         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
2486         if (ret < 0)
2487                 return ret;
2488
2489         dev = &rte_eth_devices[port_id];
2490         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
2491         return (*dev->dev_ops->reta_query)(dev, reta_conf, reta_size);
2492 }
2493
2494 int
2495 rte_eth_dev_rss_hash_update(uint16_t port_id,
2496                             struct rte_eth_rss_conf *rss_conf)
2497 {
2498         struct rte_eth_dev *dev;
2499
2500         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2501         dev = &rte_eth_devices[port_id];
2502         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
2503         return (*dev->dev_ops->rss_hash_update)(dev, rss_conf);
2504 }
2505
2506 int
2507 rte_eth_dev_rss_hash_conf_get(uint16_t port_id,
2508                               struct rte_eth_rss_conf *rss_conf)
2509 {
2510         struct rte_eth_dev *dev;
2511
2512         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2513         dev = &rte_eth_devices[port_id];
2514         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
2515         return (*dev->dev_ops->rss_hash_conf_get)(dev, rss_conf);
2516 }
2517
2518 int
2519 rte_eth_dev_udp_tunnel_port_add(uint16_t port_id,
2520                                 struct rte_eth_udp_tunnel *udp_tunnel)
2521 {
2522         struct rte_eth_dev *dev;
2523
2524         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2525         if (udp_tunnel == NULL) {
2526                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2527                 return -EINVAL;
2528         }
2529
2530         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2531                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2532                 return -EINVAL;
2533         }
2534
2535         dev = &rte_eth_devices[port_id];
2536         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_add, -ENOTSUP);
2537         return (*dev->dev_ops->udp_tunnel_port_add)(dev, udp_tunnel);
2538 }
2539
2540 int
2541 rte_eth_dev_udp_tunnel_port_delete(uint16_t port_id,
2542                                    struct rte_eth_udp_tunnel *udp_tunnel)
2543 {
2544         struct rte_eth_dev *dev;
2545
2546         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2547         dev = &rte_eth_devices[port_id];
2548
2549         if (udp_tunnel == NULL) {
2550                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2551                 return -EINVAL;
2552         }
2553
2554         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2555                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2556                 return -EINVAL;
2557         }
2558
2559         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_del, -ENOTSUP);
2560         return (*dev->dev_ops->udp_tunnel_port_del)(dev, udp_tunnel);
2561 }
2562
2563 int
2564 rte_eth_led_on(uint16_t port_id)
2565 {
2566         struct rte_eth_dev *dev;
2567
2568         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2569         dev = &rte_eth_devices[port_id];
2570         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
2571         return (*dev->dev_ops->dev_led_on)(dev);
2572 }
2573
2574 int
2575 rte_eth_led_off(uint16_t port_id)
2576 {
2577         struct rte_eth_dev *dev;
2578
2579         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2580         dev = &rte_eth_devices[port_id];
2581         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
2582         return (*dev->dev_ops->dev_led_off)(dev);
2583 }
2584
2585 /*
2586  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2587  * an empty spot.
2588  */
2589 static int
2590 get_mac_addr_index(uint16_t port_id, const struct ether_addr *addr)
2591 {
2592         struct rte_eth_dev_info dev_info;
2593         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2594         unsigned i;
2595
2596         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2597         rte_eth_dev_info_get(port_id, &dev_info);
2598
2599         for (i = 0; i < dev_info.max_mac_addrs; i++)
2600                 if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
2601                         return i;
2602
2603         return -1;
2604 }
2605
2606 static const struct ether_addr null_mac_addr;
2607
2608 int
2609 rte_eth_dev_mac_addr_add(uint16_t port_id, struct ether_addr *addr,
2610                         uint32_t pool)
2611 {
2612         struct rte_eth_dev *dev;
2613         int index;
2614         uint64_t pool_mask;
2615         int ret;
2616
2617         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2618         dev = &rte_eth_devices[port_id];
2619         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
2620
2621         if (is_zero_ether_addr(addr)) {
2622                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2623                         port_id);
2624                 return -EINVAL;
2625         }
2626         if (pool >= ETH_64_POOLS) {
2627                 RTE_PMD_DEBUG_TRACE("pool id must be 0-%d\n", ETH_64_POOLS - 1);
2628                 return -EINVAL;
2629         }
2630
2631         index = get_mac_addr_index(port_id, addr);
2632         if (index < 0) {
2633                 index = get_mac_addr_index(port_id, &null_mac_addr);
2634                 if (index < 0) {
2635                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2636                                 port_id);
2637                         return -ENOSPC;
2638                 }
2639         } else {
2640                 pool_mask = dev->data->mac_pool_sel[index];
2641
2642                 /* Check if both MAC address and pool is already there, and do nothing */
2643                 if (pool_mask & (1ULL << pool))
2644                         return 0;
2645         }
2646
2647         /* Update NIC */
2648         ret = (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
2649
2650         if (ret == 0) {
2651                 /* Update address in NIC data structure */
2652                 ether_addr_copy(addr, &dev->data->mac_addrs[index]);
2653
2654                 /* Update pool bitmap in NIC data structure */
2655                 dev->data->mac_pool_sel[index] |= (1ULL << pool);
2656         }
2657
2658         return ret;
2659 }
2660
2661 int
2662 rte_eth_dev_mac_addr_remove(uint16_t port_id, struct ether_addr *addr)
2663 {
2664         struct rte_eth_dev *dev;
2665         int index;
2666
2667         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2668         dev = &rte_eth_devices[port_id];
2669         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
2670
2671         index = get_mac_addr_index(port_id, addr);
2672         if (index == 0) {
2673                 RTE_PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id);
2674                 return -EADDRINUSE;
2675         } else if (index < 0)
2676                 return 0;  /* Do nothing if address wasn't found */
2677
2678         /* Update NIC */
2679         (*dev->dev_ops->mac_addr_remove)(dev, index);
2680
2681         /* Update address in NIC data structure */
2682         ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
2683
2684         /* reset pool bitmap */
2685         dev->data->mac_pool_sel[index] = 0;
2686
2687         return 0;
2688 }
2689
2690 int
2691 rte_eth_dev_default_mac_addr_set(uint16_t port_id, struct ether_addr *addr)
2692 {
2693         struct rte_eth_dev *dev;
2694
2695         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2696
2697         if (!is_valid_assigned_ether_addr(addr))
2698                 return -EINVAL;
2699
2700         dev = &rte_eth_devices[port_id];
2701         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
2702
2703         /* Update default address in NIC data structure */
2704         ether_addr_copy(addr, &dev->data->mac_addrs[0]);
2705
2706         (*dev->dev_ops->mac_addr_set)(dev, addr);
2707
2708         return 0;
2709 }
2710
2711
2712 /*
2713  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2714  * an empty spot.
2715  */
2716 static int
2717 get_hash_mac_addr_index(uint16_t port_id, const struct ether_addr *addr)
2718 {
2719         struct rte_eth_dev_info dev_info;
2720         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2721         unsigned i;
2722
2723         rte_eth_dev_info_get(port_id, &dev_info);
2724         if (!dev->data->hash_mac_addrs)
2725                 return -1;
2726
2727         for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
2728                 if (memcmp(addr, &dev->data->hash_mac_addrs[i],
2729                         ETHER_ADDR_LEN) == 0)
2730                         return i;
2731
2732         return -1;
2733 }
2734
2735 int
2736 rte_eth_dev_uc_hash_table_set(uint16_t port_id, struct ether_addr *addr,
2737                                 uint8_t on)
2738 {
2739         int index;
2740         int ret;
2741         struct rte_eth_dev *dev;
2742
2743         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2744
2745         dev = &rte_eth_devices[port_id];
2746         if (is_zero_ether_addr(addr)) {
2747                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2748                         port_id);
2749                 return -EINVAL;
2750         }
2751
2752         index = get_hash_mac_addr_index(port_id, addr);
2753         /* Check if it's already there, and do nothing */
2754         if ((index >= 0) && (on))
2755                 return 0;
2756
2757         if (index < 0) {
2758                 if (!on) {
2759                         RTE_PMD_DEBUG_TRACE("port %d: the MAC address was not "
2760                                 "set in UTA\n", port_id);
2761                         return -EINVAL;
2762                 }
2763
2764                 index = get_hash_mac_addr_index(port_id, &null_mac_addr);
2765                 if (index < 0) {
2766                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2767                                         port_id);
2768                         return -ENOSPC;
2769                 }
2770         }
2771
2772         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
2773         ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
2774         if (ret == 0) {
2775                 /* Update address in NIC data structure */
2776                 if (on)
2777                         ether_addr_copy(addr,
2778                                         &dev->data->hash_mac_addrs[index]);
2779                 else
2780                         ether_addr_copy(&null_mac_addr,
2781                                         &dev->data->hash_mac_addrs[index]);
2782         }
2783
2784         return ret;
2785 }
2786
2787 int
2788 rte_eth_dev_uc_all_hash_table_set(uint16_t port_id, uint8_t on)
2789 {
2790         struct rte_eth_dev *dev;
2791
2792         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2793
2794         dev = &rte_eth_devices[port_id];
2795
2796         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
2797         return (*dev->dev_ops->uc_all_hash_table_set)(dev, on);
2798 }
2799
2800 int rte_eth_set_queue_rate_limit(uint16_t port_id, uint16_t queue_idx,
2801                                         uint16_t tx_rate)
2802 {
2803         struct rte_eth_dev *dev;
2804         struct rte_eth_dev_info dev_info;
2805         struct rte_eth_link link;
2806
2807         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2808
2809         dev = &rte_eth_devices[port_id];
2810         rte_eth_dev_info_get(port_id, &dev_info);
2811         link = dev->data->dev_link;
2812
2813         if (queue_idx > dev_info.max_tx_queues) {
2814                 RTE_PMD_DEBUG_TRACE("set queue rate limit:port %d: "
2815                                 "invalid queue id=%d\n", port_id, queue_idx);
2816                 return -EINVAL;
2817         }
2818
2819         if (tx_rate > link.link_speed) {
2820                 RTE_PMD_DEBUG_TRACE("set queue rate limit:invalid tx_rate=%d, "
2821                                 "bigger than link speed= %d\n",
2822                         tx_rate, link.link_speed);
2823                 return -EINVAL;
2824         }
2825
2826         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
2827         return (*dev->dev_ops->set_queue_rate_limit)(dev, queue_idx, tx_rate);
2828 }
2829
2830 int
2831 rte_eth_mirror_rule_set(uint16_t port_id,
2832                         struct rte_eth_mirror_conf *mirror_conf,
2833                         uint8_t rule_id, uint8_t on)
2834 {
2835         struct rte_eth_dev *dev;
2836
2837         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2838         if (mirror_conf->rule_type == 0) {
2839                 RTE_PMD_DEBUG_TRACE("mirror rule type can not be 0.\n");
2840                 return -EINVAL;
2841         }
2842
2843         if (mirror_conf->dst_pool >= ETH_64_POOLS) {
2844                 RTE_PMD_DEBUG_TRACE("Invalid dst pool, pool id must be 0-%d\n",
2845                                 ETH_64_POOLS - 1);
2846                 return -EINVAL;
2847         }
2848
2849         if ((mirror_conf->rule_type & (ETH_MIRROR_VIRTUAL_POOL_UP |
2850              ETH_MIRROR_VIRTUAL_POOL_DOWN)) &&
2851             (mirror_conf->pool_mask == 0)) {
2852                 RTE_PMD_DEBUG_TRACE("Invalid mirror pool, pool mask can not be 0.\n");
2853                 return -EINVAL;
2854         }
2855
2856         if ((mirror_conf->rule_type & ETH_MIRROR_VLAN) &&
2857             mirror_conf->vlan.vlan_mask == 0) {
2858                 RTE_PMD_DEBUG_TRACE("Invalid vlan mask, vlan mask can not be 0.\n");
2859                 return -EINVAL;
2860         }
2861
2862         dev = &rte_eth_devices[port_id];
2863         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
2864
2865         return (*dev->dev_ops->mirror_rule_set)(dev, mirror_conf, rule_id, on);
2866 }
2867
2868 int
2869 rte_eth_mirror_rule_reset(uint16_t port_id, uint8_t rule_id)
2870 {
2871         struct rte_eth_dev *dev;
2872
2873         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2874
2875         dev = &rte_eth_devices[port_id];
2876         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
2877
2878         return (*dev->dev_ops->mirror_rule_reset)(dev, rule_id);
2879 }
2880
2881 int
2882 rte_eth_dev_callback_register(uint16_t port_id,
2883                         enum rte_eth_event_type event,
2884                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2885 {
2886         struct rte_eth_dev *dev;
2887         struct rte_eth_dev_callback *user_cb;
2888
2889         if (!cb_fn)
2890                 return -EINVAL;
2891
2892         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2893
2894         dev = &rte_eth_devices[port_id];
2895         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2896
2897         TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
2898                 if (user_cb->cb_fn == cb_fn &&
2899                         user_cb->cb_arg == cb_arg &&
2900                         user_cb->event == event) {
2901                         break;
2902                 }
2903         }
2904
2905         /* create a new callback. */
2906         if (user_cb == NULL) {
2907                 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
2908                                         sizeof(struct rte_eth_dev_callback), 0);
2909                 if (user_cb != NULL) {
2910                         user_cb->cb_fn = cb_fn;
2911                         user_cb->cb_arg = cb_arg;
2912                         user_cb->event = event;
2913                         TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
2914                 }
2915         }
2916
2917         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2918         return (user_cb == NULL) ? -ENOMEM : 0;
2919 }
2920
2921 int
2922 rte_eth_dev_callback_unregister(uint16_t port_id,
2923                         enum rte_eth_event_type event,
2924                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2925 {
2926         int ret;
2927         struct rte_eth_dev *dev;
2928         struct rte_eth_dev_callback *cb, *next;
2929
2930         if (!cb_fn)
2931                 return -EINVAL;
2932
2933         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2934
2935         dev = &rte_eth_devices[port_id];
2936         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2937
2938         ret = 0;
2939         for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
2940
2941                 next = TAILQ_NEXT(cb, next);
2942
2943                 if (cb->cb_fn != cb_fn || cb->event != event ||
2944                                 (cb->cb_arg != (void *)-1 &&
2945                                 cb->cb_arg != cb_arg))
2946                         continue;
2947
2948                 /*
2949                  * if this callback is not executing right now,
2950                  * then remove it.
2951                  */
2952                 if (cb->active == 0) {
2953                         TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
2954                         rte_free(cb);
2955                 } else {
2956                         ret = -EAGAIN;
2957                 }
2958         }
2959
2960         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2961         return ret;
2962 }
2963
2964 int
2965 _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
2966         enum rte_eth_event_type event, void *cb_arg, void *ret_param)
2967 {
2968         struct rte_eth_dev_callback *cb_lst;
2969         struct rte_eth_dev_callback dev_cb;
2970         int rc = 0;
2971
2972         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2973         TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
2974                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
2975                         continue;
2976                 dev_cb = *cb_lst;
2977                 cb_lst->active = 1;
2978                 if (cb_arg != NULL)
2979                         dev_cb.cb_arg = cb_arg;
2980                 if (ret_param != NULL)
2981                         dev_cb.ret_param = ret_param;
2982
2983                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2984                 rc = dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
2985                                 dev_cb.cb_arg, dev_cb.ret_param);
2986                 rte_spinlock_lock(&rte_eth_dev_cb_lock);
2987                 cb_lst->active = 0;
2988         }
2989         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2990         return rc;
2991 }
2992
2993 int
2994 rte_eth_dev_rx_intr_ctl(uint16_t port_id, int epfd, int op, void *data)
2995 {
2996         uint32_t vec;
2997         struct rte_eth_dev *dev;
2998         struct rte_intr_handle *intr_handle;
2999         uint16_t qid;
3000         int rc;
3001
3002         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3003
3004         dev = &rte_eth_devices[port_id];
3005
3006         if (!dev->intr_handle) {
3007                 RTE_PMD_DEBUG_TRACE("RX Intr handle unset\n");
3008                 return -ENOTSUP;
3009         }
3010
3011         intr_handle = dev->intr_handle;
3012         if (!intr_handle->intr_vec) {
3013                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
3014                 return -EPERM;
3015         }
3016
3017         for (qid = 0; qid < dev->data->nb_rx_queues; qid++) {
3018                 vec = intr_handle->intr_vec[qid];
3019                 rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
3020                 if (rc && rc != -EEXIST) {
3021                         RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
3022                                         " op %d epfd %d vec %u\n",
3023                                         port_id, qid, op, epfd, vec);
3024                 }
3025         }
3026
3027         return 0;
3028 }
3029
3030 const struct rte_memzone *
3031 rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
3032                          uint16_t queue_id, size_t size, unsigned align,
3033                          int socket_id)
3034 {
3035         char z_name[RTE_MEMZONE_NAMESIZE];
3036         const struct rte_memzone *mz;
3037
3038         snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
3039                  dev->device->driver->name, ring_name,
3040                  dev->data->port_id, queue_id);
3041
3042         mz = rte_memzone_lookup(z_name);
3043         if (mz)
3044                 return mz;
3045
3046         return rte_memzone_reserve_aligned(z_name, size, socket_id, 0, align);
3047 }
3048
3049 int
3050 rte_eth_dev_rx_intr_ctl_q(uint16_t port_id, uint16_t queue_id,
3051                           int epfd, int op, void *data)
3052 {
3053         uint32_t vec;
3054         struct rte_eth_dev *dev;
3055         struct rte_intr_handle *intr_handle;
3056         int rc;
3057
3058         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3059
3060         dev = &rte_eth_devices[port_id];
3061         if (queue_id >= dev->data->nb_rx_queues) {
3062                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%u\n", queue_id);
3063                 return -EINVAL;
3064         }
3065
3066         if (!dev->intr_handle) {
3067                 RTE_PMD_DEBUG_TRACE("RX Intr handle unset\n");
3068                 return -ENOTSUP;
3069         }
3070
3071         intr_handle = dev->intr_handle;
3072         if (!intr_handle->intr_vec) {
3073                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
3074                 return -EPERM;
3075         }
3076
3077         vec = intr_handle->intr_vec[queue_id];
3078         rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
3079         if (rc && rc != -EEXIST) {
3080                 RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
3081                                 " op %d epfd %d vec %u\n",
3082                                 port_id, queue_id, op, epfd, vec);
3083                 return rc;
3084         }
3085
3086         return 0;
3087 }
3088
3089 int
3090 rte_eth_dev_rx_intr_enable(uint16_t port_id,
3091                            uint16_t queue_id)
3092 {
3093         struct rte_eth_dev *dev;
3094
3095         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3096
3097         dev = &rte_eth_devices[port_id];
3098
3099         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
3100         return (*dev->dev_ops->rx_queue_intr_enable)(dev, queue_id);
3101 }
3102
3103 int
3104 rte_eth_dev_rx_intr_disable(uint16_t port_id,
3105                             uint16_t queue_id)
3106 {
3107         struct rte_eth_dev *dev;
3108
3109         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3110
3111         dev = &rte_eth_devices[port_id];
3112
3113         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
3114         return (*dev->dev_ops->rx_queue_intr_disable)(dev, queue_id);
3115 }
3116
3117
3118 int
3119 rte_eth_dev_filter_supported(uint16_t port_id,
3120                              enum rte_filter_type filter_type)
3121 {
3122         struct rte_eth_dev *dev;
3123
3124         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3125
3126         dev = &rte_eth_devices[port_id];
3127         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
3128         return (*dev->dev_ops->filter_ctrl)(dev, filter_type,
3129                                 RTE_ETH_FILTER_NOP, NULL);
3130 }
3131
3132 int
3133 rte_eth_dev_filter_ctrl(uint16_t port_id, enum rte_filter_type filter_type,
3134                        enum rte_filter_op filter_op, void *arg)
3135 {
3136         struct rte_eth_dev *dev;
3137
3138         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3139
3140         dev = &rte_eth_devices[port_id];
3141         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
3142         return (*dev->dev_ops->filter_ctrl)(dev, filter_type, filter_op, arg);
3143 }
3144
3145 void *
3146 rte_eth_add_rx_callback(uint16_t port_id, uint16_t queue_id,
3147                 rte_rx_callback_fn fn, void *user_param)
3148 {
3149 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3150         rte_errno = ENOTSUP;
3151         return NULL;
3152 #endif
3153         /* check input parameters */
3154         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3155                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
3156                 rte_errno = EINVAL;
3157                 return NULL;
3158         }
3159         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3160
3161         if (cb == NULL) {
3162                 rte_errno = ENOMEM;
3163                 return NULL;
3164         }
3165
3166         cb->fn.rx = fn;
3167         cb->param = user_param;
3168
3169         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3170         /* Add the callbacks in fifo order. */
3171         struct rte_eth_rxtx_callback *tail =
3172                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
3173
3174         if (!tail) {
3175                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
3176
3177         } else {
3178                 while (tail->next)
3179                         tail = tail->next;
3180                 tail->next = cb;
3181         }
3182         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3183
3184         return cb;
3185 }
3186
3187 void *
3188 rte_eth_add_first_rx_callback(uint16_t port_id, uint16_t queue_id,
3189                 rte_rx_callback_fn fn, void *user_param)
3190 {
3191 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3192         rte_errno = ENOTSUP;
3193         return NULL;
3194 #endif
3195         /* check input parameters */
3196         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3197                 queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
3198                 rte_errno = EINVAL;
3199                 return NULL;
3200         }
3201
3202         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3203
3204         if (cb == NULL) {
3205                 rte_errno = ENOMEM;
3206                 return NULL;
3207         }
3208
3209         cb->fn.rx = fn;
3210         cb->param = user_param;
3211
3212         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3213         /* Add the callbacks at fisrt position*/
3214         cb->next = rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
3215         rte_smp_wmb();
3216         rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
3217         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3218
3219         return cb;
3220 }
3221
3222 void *
3223 rte_eth_add_tx_callback(uint16_t port_id, uint16_t queue_id,
3224                 rte_tx_callback_fn fn, void *user_param)
3225 {
3226 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3227         rte_errno = ENOTSUP;
3228         return NULL;
3229 #endif
3230         /* check input parameters */
3231         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3232                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
3233                 rte_errno = EINVAL;
3234                 return NULL;
3235         }
3236
3237         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3238
3239         if (cb == NULL) {
3240                 rte_errno = ENOMEM;
3241                 return NULL;
3242         }
3243
3244         cb->fn.tx = fn;
3245         cb->param = user_param;
3246
3247         rte_spinlock_lock(&rte_eth_tx_cb_lock);
3248         /* Add the callbacks in fifo order. */
3249         struct rte_eth_rxtx_callback *tail =
3250                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id];
3251
3252         if (!tail) {
3253                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id] = cb;
3254
3255         } else {
3256                 while (tail->next)
3257                         tail = tail->next;
3258                 tail->next = cb;
3259         }
3260         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3261
3262         return cb;
3263 }
3264
3265 int
3266 rte_eth_remove_rx_callback(uint16_t port_id, uint16_t queue_id,
3267                 struct rte_eth_rxtx_callback *user_cb)
3268 {
3269 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3270         return -ENOTSUP;
3271 #endif
3272         /* Check input parameters. */
3273         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3274         if (user_cb == NULL ||
3275                         queue_id >= rte_eth_devices[port_id].data->nb_rx_queues)
3276                 return -EINVAL;
3277
3278         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3279         struct rte_eth_rxtx_callback *cb;
3280         struct rte_eth_rxtx_callback **prev_cb;
3281         int ret = -EINVAL;
3282
3283         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3284         prev_cb = &dev->post_rx_burst_cbs[queue_id];
3285         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3286                 cb = *prev_cb;
3287                 if (cb == user_cb) {
3288                         /* Remove the user cb from the callback list. */
3289                         *prev_cb = cb->next;
3290                         ret = 0;
3291                         break;
3292                 }
3293         }
3294         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3295
3296         return ret;
3297 }
3298
3299 int
3300 rte_eth_remove_tx_callback(uint16_t port_id, uint16_t queue_id,
3301                 struct rte_eth_rxtx_callback *user_cb)
3302 {
3303 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3304         return -ENOTSUP;
3305 #endif
3306         /* Check input parameters. */
3307         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3308         if (user_cb == NULL ||
3309                         queue_id >= rte_eth_devices[port_id].data->nb_tx_queues)
3310                 return -EINVAL;
3311
3312         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3313         int ret = -EINVAL;
3314         struct rte_eth_rxtx_callback *cb;
3315         struct rte_eth_rxtx_callback **prev_cb;
3316
3317         rte_spinlock_lock(&rte_eth_tx_cb_lock);
3318         prev_cb = &dev->pre_tx_burst_cbs[queue_id];
3319         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3320                 cb = *prev_cb;
3321                 if (cb == user_cb) {
3322                         /* Remove the user cb from the callback list. */
3323                         *prev_cb = cb->next;
3324                         ret = 0;
3325                         break;
3326                 }
3327         }
3328         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3329
3330         return ret;
3331 }
3332
3333 int
3334 rte_eth_rx_queue_info_get(uint16_t port_id, uint16_t queue_id,
3335         struct rte_eth_rxq_info *qinfo)
3336 {
3337         struct rte_eth_dev *dev;
3338
3339         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3340
3341         if (qinfo == NULL)
3342                 return -EINVAL;
3343
3344         dev = &rte_eth_devices[port_id];
3345         if (queue_id >= dev->data->nb_rx_queues) {
3346                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
3347                 return -EINVAL;
3348         }
3349
3350         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
3351
3352         memset(qinfo, 0, sizeof(*qinfo));
3353         dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
3354         return 0;
3355 }
3356
3357 int
3358 rte_eth_tx_queue_info_get(uint16_t port_id, uint16_t queue_id,
3359         struct rte_eth_txq_info *qinfo)
3360 {
3361         struct rte_eth_dev *dev;
3362
3363         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3364
3365         if (qinfo == NULL)
3366                 return -EINVAL;
3367
3368         dev = &rte_eth_devices[port_id];
3369         if (queue_id >= dev->data->nb_tx_queues) {
3370                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
3371                 return -EINVAL;
3372         }
3373
3374         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
3375
3376         memset(qinfo, 0, sizeof(*qinfo));
3377         dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
3378         return 0;
3379 }
3380
3381 int
3382 rte_eth_dev_set_mc_addr_list(uint16_t port_id,
3383                              struct ether_addr *mc_addr_set,
3384                              uint32_t nb_mc_addr)
3385 {
3386         struct rte_eth_dev *dev;
3387
3388         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3389
3390         dev = &rte_eth_devices[port_id];
3391         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_mc_addr_list, -ENOTSUP);
3392         return dev->dev_ops->set_mc_addr_list(dev, mc_addr_set, nb_mc_addr);
3393 }
3394
3395 int
3396 rte_eth_timesync_enable(uint16_t port_id)
3397 {
3398         struct rte_eth_dev *dev;
3399
3400         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3401         dev = &rte_eth_devices[port_id];
3402
3403         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
3404         return (*dev->dev_ops->timesync_enable)(dev);
3405 }
3406
3407 int
3408 rte_eth_timesync_disable(uint16_t port_id)
3409 {
3410         struct rte_eth_dev *dev;
3411
3412         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3413         dev = &rte_eth_devices[port_id];
3414
3415         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
3416         return (*dev->dev_ops->timesync_disable)(dev);
3417 }
3418
3419 int
3420 rte_eth_timesync_read_rx_timestamp(uint16_t port_id, struct timespec *timestamp,
3421                                    uint32_t flags)
3422 {
3423         struct rte_eth_dev *dev;
3424
3425         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3426         dev = &rte_eth_devices[port_id];
3427
3428         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp, -ENOTSUP);
3429         return (*dev->dev_ops->timesync_read_rx_timestamp)(dev, timestamp, flags);
3430 }
3431
3432 int
3433 rte_eth_timesync_read_tx_timestamp(uint16_t port_id,
3434                                    struct timespec *timestamp)
3435 {
3436         struct rte_eth_dev *dev;
3437
3438         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3439         dev = &rte_eth_devices[port_id];
3440
3441         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp, -ENOTSUP);
3442         return (*dev->dev_ops->timesync_read_tx_timestamp)(dev, timestamp);
3443 }
3444
3445 int
3446 rte_eth_timesync_adjust_time(uint16_t port_id, int64_t delta)
3447 {
3448         struct rte_eth_dev *dev;
3449
3450         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3451         dev = &rte_eth_devices[port_id];
3452
3453         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_adjust_time, -ENOTSUP);
3454         return (*dev->dev_ops->timesync_adjust_time)(dev, delta);
3455 }
3456
3457 int
3458 rte_eth_timesync_read_time(uint16_t port_id, struct timespec *timestamp)
3459 {
3460         struct rte_eth_dev *dev;
3461
3462         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3463         dev = &rte_eth_devices[port_id];
3464
3465         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_time, -ENOTSUP);
3466         return (*dev->dev_ops->timesync_read_time)(dev, timestamp);
3467 }
3468
3469 int
3470 rte_eth_timesync_write_time(uint16_t port_id, const struct timespec *timestamp)
3471 {
3472         struct rte_eth_dev *dev;
3473
3474         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3475         dev = &rte_eth_devices[port_id];
3476
3477         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_write_time, -ENOTSUP);
3478         return (*dev->dev_ops->timesync_write_time)(dev, timestamp);
3479 }
3480
3481 int
3482 rte_eth_dev_get_reg_info(uint16_t port_id, struct rte_dev_reg_info *info)
3483 {
3484         struct rte_eth_dev *dev;
3485
3486         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3487
3488         dev = &rte_eth_devices[port_id];
3489         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
3490         return (*dev->dev_ops->get_reg)(dev, info);
3491 }
3492
3493 int
3494 rte_eth_dev_get_eeprom_length(uint16_t port_id)
3495 {
3496         struct rte_eth_dev *dev;
3497
3498         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3499
3500         dev = &rte_eth_devices[port_id];
3501         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
3502         return (*dev->dev_ops->get_eeprom_length)(dev);
3503 }
3504
3505 int
3506 rte_eth_dev_get_eeprom(uint16_t port_id, struct rte_dev_eeprom_info *info)
3507 {
3508         struct rte_eth_dev *dev;
3509
3510         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3511
3512         dev = &rte_eth_devices[port_id];
3513         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
3514         return (*dev->dev_ops->get_eeprom)(dev, info);
3515 }
3516
3517 int
3518 rte_eth_dev_set_eeprom(uint16_t port_id, struct rte_dev_eeprom_info *info)
3519 {
3520         struct rte_eth_dev *dev;
3521
3522         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3523
3524         dev = &rte_eth_devices[port_id];
3525         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
3526         return (*dev->dev_ops->set_eeprom)(dev, info);
3527 }
3528
3529 int
3530 rte_eth_dev_get_dcb_info(uint16_t port_id,
3531                              struct rte_eth_dcb_info *dcb_info)
3532 {
3533         struct rte_eth_dev *dev;
3534
3535         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3536
3537         dev = &rte_eth_devices[port_id];
3538         memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
3539
3540         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
3541         return (*dev->dev_ops->get_dcb_info)(dev, dcb_info);
3542 }
3543
3544 int
3545 rte_eth_dev_l2_tunnel_eth_type_conf(uint16_t port_id,
3546                                     struct rte_eth_l2_tunnel_conf *l2_tunnel)
3547 {
3548         struct rte_eth_dev *dev;
3549
3550         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3551         if (l2_tunnel == NULL) {
3552                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3553                 return -EINVAL;
3554         }
3555
3556         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3557                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
3558                 return -EINVAL;
3559         }
3560
3561         dev = &rte_eth_devices[port_id];
3562         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_eth_type_conf,
3563                                 -ENOTSUP);
3564         return (*dev->dev_ops->l2_tunnel_eth_type_conf)(dev, l2_tunnel);
3565 }
3566
3567 int
3568 rte_eth_dev_l2_tunnel_offload_set(uint16_t port_id,
3569                                   struct rte_eth_l2_tunnel_conf *l2_tunnel,
3570                                   uint32_t mask,
3571                                   uint8_t en)
3572 {
3573         struct rte_eth_dev *dev;
3574
3575         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3576
3577         if (l2_tunnel == NULL) {
3578                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3579                 return -EINVAL;
3580         }
3581
3582         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3583                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type.\n");
3584                 return -EINVAL;
3585         }
3586
3587         if (mask == 0) {
3588                 RTE_PMD_DEBUG_TRACE("Mask should have a value.\n");
3589                 return -EINVAL;
3590         }
3591
3592         dev = &rte_eth_devices[port_id];
3593         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_offload_set,
3594                                 -ENOTSUP);
3595         return (*dev->dev_ops->l2_tunnel_offload_set)(dev, l2_tunnel, mask, en);
3596 }
3597
3598 static void
3599 rte_eth_dev_adjust_nb_desc(uint16_t *nb_desc,
3600                            const struct rte_eth_desc_lim *desc_lim)
3601 {
3602         if (desc_lim->nb_align != 0)
3603                 *nb_desc = RTE_ALIGN_CEIL(*nb_desc, desc_lim->nb_align);
3604
3605         if (desc_lim->nb_max != 0)
3606                 *nb_desc = RTE_MIN(*nb_desc, desc_lim->nb_max);
3607
3608         *nb_desc = RTE_MAX(*nb_desc, desc_lim->nb_min);
3609 }
3610
3611 int
3612 rte_eth_dev_adjust_nb_rx_tx_desc(uint16_t port_id,
3613                                  uint16_t *nb_rx_desc,
3614                                  uint16_t *nb_tx_desc)
3615 {
3616         struct rte_eth_dev *dev;
3617         struct rte_eth_dev_info dev_info;
3618
3619         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3620
3621         dev = &rte_eth_devices[port_id];
3622         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
3623
3624         rte_eth_dev_info_get(port_id, &dev_info);
3625
3626         if (nb_rx_desc != NULL)
3627                 rte_eth_dev_adjust_nb_desc(nb_rx_desc, &dev_info.rx_desc_lim);
3628
3629         if (nb_tx_desc != NULL)
3630                 rte_eth_dev_adjust_nb_desc(nb_tx_desc, &dev_info.tx_desc_lim);
3631
3632         return 0;
3633 }
3634
3635 int
3636 rte_eth_dev_pool_ops_supported(uint8_t port_id, const char *pool)
3637 {
3638         struct rte_eth_dev *dev;
3639
3640         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3641
3642         if (pool == NULL)
3643                 return -EINVAL;
3644
3645         dev = &rte_eth_devices[port_id];
3646
3647         if (*dev->dev_ops->pool_ops_supported == NULL)
3648                 return 1; /* all pools are supported */
3649
3650         return (*dev->dev_ops->pool_ops_supported)(dev, pool);
3651 }