lib/librte_ether/rte_ethdev.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2016 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
  71 static const char *MZ_RTE_ETH_DEV_DATA = "rte_eth_dev_data";
  72 struct rte_eth_dev rte_eth_devices[RTE_MAX_ETHPORTS];
  73 static struct rte_eth_dev_data *rte_eth_dev_data;
  74 static uint8_t eth_dev_last_created_port;
  75 static uint8_t nb_ports;
  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         enum rte_eth_event_type event;          /**< Interrupt event type */
 133         uint32_t active;                        /**< Callback is executing */
 134 };
 135
 136 enum {
 137         STAT_QMAP_TX = 0,
 138         STAT_QMAP_RX
 139 };
 140
 141 enum {
 142         DEV_DETACHED = 0,
 143         DEV_ATTACHED
 144 };
 145
 146 static void
 147 rte_eth_dev_data_alloc(void)
 148 {
 149         const unsigned flags = 0;
 150         const struct rte_memzone *mz;
 151
 152         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 153                 mz = rte_memzone_reserve(MZ_RTE_ETH_DEV_DATA,
 154                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data),
 155                                 rte_socket_id(), flags);
 156         } else
 157                 mz = rte_memzone_lookup(MZ_RTE_ETH_DEV_DATA);
 158         if (mz == NULL)
 159                 rte_panic("Cannot allocate memzone for ethernet port data\n");
 160
 161         rte_eth_dev_data = mz->addr;
 162         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 163                 memset(rte_eth_dev_data, 0,
 164                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data));
 165 }
 166
 167 struct rte_eth_dev *
 168 rte_eth_dev_allocated(const char *name)
 169 {
 170         unsigned i;
 171
 172         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 173                 if ((rte_eth_devices[i].attached == DEV_ATTACHED) &&
 174                     strcmp(rte_eth_devices[i].data->name, name) == 0)
 175                         return &rte_eth_devices[i];
 176         }
 177         return NULL;
 178 }
 179
 180 static uint8_t
 181 rte_eth_dev_find_free_port(void)
 182 {
 183         unsigned i;
 184
 185         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 186                 if (rte_eth_devices[i].attached == DEV_DETACHED)
 187                         return i;
 188         }
 189         return RTE_MAX_ETHPORTS;
 190 }
 191
 192 struct rte_eth_dev *
 193 rte_eth_dev_allocate(const char *name)
 194 {
 195         uint8_t port_id;
 196         struct rte_eth_dev *eth_dev;
 197
 198         port_id = rte_eth_dev_find_free_port();
 199         if (port_id == RTE_MAX_ETHPORTS) {
 200                 RTE_PMD_DEBUG_TRACE("Reached maximum number of Ethernet ports\n");
 201                 return NULL;
 202         }
 203
 204         if (rte_eth_dev_data == NULL)
 205                 rte_eth_dev_data_alloc();
 206
 207         if (rte_eth_dev_allocated(name) != NULL) {
 208                 RTE_PMD_DEBUG_TRACE("Ethernet Device with name %s already allocated!\n",
 209                                 name);
 210                 return NULL;
 211         }
 212
 213         eth_dev = &rte_eth_devices[port_id];
 214         eth_dev->data = &rte_eth_dev_data[port_id];
 215         memset(eth_dev->data, 0, sizeof(*eth_dev->data));
 216         snprintf(eth_dev->data->name, sizeof(eth_dev->data->name), "%s", name);
 217         eth_dev->data->port_id = port_id;
 218         eth_dev->data->mtu = ETHER_MTU;
 219         TAILQ_INIT(&(eth_dev->link_intr_cbs));
 220
 221         eth_dev->attached = DEV_ATTACHED;
 222         eth_dev_last_created_port = port_id;
 223         nb_ports++;
 224         return eth_dev;
 225 }
 226
 227 int
 228 rte_eth_dev_release_port(struct rte_eth_dev *eth_dev)
 229 {
 230         if (eth_dev == NULL)
 231                 return -EINVAL;
 232
 233         eth_dev->attached = DEV_DETACHED;
 234         nb_ports--;
 235         return 0;
 236 }
 237
 238 int
 239 rte_eth_dev_pci_probe(struct rte_pci_driver *pci_drv,
 240                       struct rte_pci_device *pci_dev)
 241 {
 242         struct eth_driver    *eth_drv;
 243         struct rte_eth_dev *eth_dev;
 244         char ethdev_name[RTE_ETH_NAME_MAX_LEN];
 245
 246         int diag;
 247
 248         eth_drv = (struct eth_driver *)pci_drv;
 249
 250         rte_eal_pci_device_name(&pci_dev->addr, ethdev_name,
 251                         sizeof(ethdev_name));
 252
 253         eth_dev = rte_eth_dev_allocate(ethdev_name);
 254         if (eth_dev == NULL)
 255                 return -ENOMEM;
 256
 257         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 258                 eth_dev->data->dev_private = rte_zmalloc("ethdev private structure",
 259                                   eth_drv->dev_private_size,
 260                                   RTE_CACHE_LINE_SIZE);
 261                 if (eth_dev->data->dev_private == NULL)
 262                         rte_panic("Cannot allocate memzone for private port data\n");
 263         }
 264         eth_dev->device = &pci_dev->device;
 265         eth_dev->intr_handle = &pci_dev->intr_handle;
 266         eth_dev->driver = eth_drv;
 267
 268         /* Invoke PMD device initialization function */
 269         diag = (*eth_drv->eth_dev_init)(eth_dev);
 270         if (diag == 0)
 271                 return 0;
 272
 273         RTE_PMD_DEBUG_TRACE("driver %s: eth_dev_init(vendor_id=0x%x device_id=0x%x) failed\n",
 274                         pci_drv->driver.name,
 275                         (unsigned) pci_dev->id.vendor_id,
 276                         (unsigned) pci_dev->id.device_id);
 277         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 278                 rte_free(eth_dev->data->dev_private);
 279         rte_eth_dev_release_port(eth_dev);
 280         return diag;
 281 }
 282
 283 int
 284 rte_eth_dev_pci_remove(struct rte_pci_device *pci_dev)
 285 {
 286         const struct eth_driver *eth_drv;
 287         struct rte_eth_dev *eth_dev;
 288         char ethdev_name[RTE_ETH_NAME_MAX_LEN];
 289         int ret;
 290
 291         if (pci_dev == NULL)
 292                 return -EINVAL;
 293
 294         rte_eal_pci_device_name(&pci_dev->addr, ethdev_name,
 295                         sizeof(ethdev_name));
 296
 297         eth_dev = rte_eth_dev_allocated(ethdev_name);
 298         if (eth_dev == NULL)
 299                 return -ENODEV;
 300
 301         eth_drv = (const struct eth_driver *)pci_dev->driver;
 302
 303         /* Invoke PMD device uninit function */
 304         if (*eth_drv->eth_dev_uninit) {
 305                 ret = (*eth_drv->eth_dev_uninit)(eth_dev);
 306                 if (ret)
 307                         return ret;
 308         }
 309
 310         /* free ether device */
 311         rte_eth_dev_release_port(eth_dev);
 312
 313         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 314                 rte_free(eth_dev->data->dev_private);
 315
 316         eth_dev->device = NULL;
 317         eth_dev->driver = NULL;
 318         eth_dev->data = NULL;
 319
 320         return 0;
 321 }
 322
 323 int
 324 rte_eth_dev_is_valid_port(uint8_t port_id)
 325 {
 326         if (port_id >= RTE_MAX_ETHPORTS ||
 327             rte_eth_devices[port_id].attached != DEV_ATTACHED)
 328                 return 0;
 329         else
 330                 return 1;
 331 }
 332
 333 int
 334 rte_eth_dev_socket_id(uint8_t port_id)
 335 {
 336         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -1);
 337         return rte_eth_devices[port_id].data->numa_node;
 338 }
 339
 340 uint8_t
 341 rte_eth_dev_count(void)
 342 {
 343         return nb_ports;
 344 }
 345
 346 int
 347 rte_eth_dev_get_name_by_port(uint8_t port_id, char *name)
 348 {
 349         char *tmp;
 350
 351         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 352
 353         if (name == NULL) {
 354                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 355                 return -EINVAL;
 356         }
 357
 358         /* shouldn't check 'rte_eth_devices[i].data',
 359          * because it might be overwritten by VDEV PMD */
 360         tmp = rte_eth_dev_data[port_id].name;
 361         strcpy(name, tmp);
 362         return 0;
 363 }
 364
 365 int
 366 rte_eth_dev_get_port_by_name(const char *name, uint8_t *port_id)
 367 {
 368         int i;
 369
 370         if (name == NULL) {
 371                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 372                 return -EINVAL;
 373         }
 374
 375         if (!nb_ports)
 376                 return -ENODEV;
 377
 378         *port_id = RTE_MAX_ETHPORTS;
 379
 380         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 381
 382                 if (!strncmp(name,
 383                         rte_eth_dev_data[i].name, strlen(name))) {
 384
 385                         *port_id = i;
 386
 387                         return 0;
 388                 }
 389         }
 390         return -ENODEV;
 391 }
 392
 393 static int
 394 rte_eth_dev_is_detachable(uint8_t port_id)
 395 {
 396         uint32_t dev_flags;
 397
 398         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 399
 400         switch (rte_eth_devices[port_id].data->kdrv) {
 401         case RTE_KDRV_IGB_UIO:
 402         case RTE_KDRV_UIO_GENERIC:
 403         case RTE_KDRV_NIC_UIO:
 404         case RTE_KDRV_NONE:
 405                 break;
 406         case RTE_KDRV_VFIO:
 407         default:
 408                 return -ENOTSUP;
 409         }
 410         dev_flags = rte_eth_devices[port_id].data->dev_flags;
 411         if ((dev_flags & RTE_ETH_DEV_DETACHABLE) &&
 412                 (!(dev_flags & RTE_ETH_DEV_BONDED_SLAVE)))
 413                 return 0;
 414         else
 415                 return 1;
 416 }
 417
 418 /* attach the new device, then store port_id of the device */
 419 int
 420 rte_eth_dev_attach(const char *devargs, uint8_t *port_id)
 421 {
 422         int ret = -1;
 423         int current = rte_eth_dev_count();
 424         char *name = NULL;
 425         char *args = NULL;
 426
 427         if ((devargs == NULL) || (port_id == NULL)) {
 428                 ret = -EINVAL;
 429                 goto err;
 430         }
 431
 432         /* parse devargs, then retrieve device name and args */
 433         if (rte_eal_parse_devargs_str(devargs, &name, &args))
 434                 goto err;
 435
 436         ret = rte_eal_dev_attach(name, args);
 437         if (ret < 0)
 438                 goto err;
 439
 440         /* no point looking at the port count if no port exists */
 441         if (!rte_eth_dev_count()) {
 442                 RTE_LOG(ERR, EAL, "No port found for device (%s)\n", name);
 443                 ret = -1;
 444                 goto err;
 445         }
 446
 447         /* if nothing happened, there is a bug here, since some driver told us
 448          * it did attach a device, but did not create a port.
 449          */
 450         if (current == rte_eth_dev_count()) {
 451                 ret = -1;
 452                 goto err;
 453         }
 454
 455         *port_id = eth_dev_last_created_port;
 456         ret = 0;
 457
 458 err:
 459         free(name);
 460         free(args);
 461         return ret;
 462 }
 463
 464 /* detach the device, then store the name of the device */
 465 int
 466 rte_eth_dev_detach(uint8_t port_id, char *name)
 467 {
 468         int ret = -1;
 469
 470         if (name == NULL) {
 471                 ret = -EINVAL;
 472                 goto err;
 473         }
 474
 475         /* FIXME: move this to eal, once device flags are relocated there */
 476         if (rte_eth_dev_is_detachable(port_id))
 477                 goto err;
 478
 479         snprintf(name, sizeof(rte_eth_devices[port_id].data->name),
 480                  "%s", rte_eth_devices[port_id].data->name);
 481         ret = rte_eal_dev_detach(name);
 482         if (ret < 0)
 483                 goto err;
 484
 485         return 0;
 486
 487 err:
 488         return ret;
 489 }
 490
 491 static int
 492 rte_eth_dev_rx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 493 {
 494         uint16_t old_nb_queues = dev->data->nb_rx_queues;
 495         void **rxq;
 496         unsigned i;
 497
 498         if (dev->data->rx_queues == NULL && nb_queues != 0) { /* first time configuration */
 499                 dev->data->rx_queues = rte_zmalloc("ethdev->rx_queues",
 500                                 sizeof(dev->data->rx_queues[0]) * nb_queues,
 501                                 RTE_CACHE_LINE_SIZE);
 502                 if (dev->data->rx_queues == NULL) {
 503                         dev->data->nb_rx_queues = 0;
 504                         return -(ENOMEM);
 505                 }
 506         } else if (dev->data->rx_queues != NULL && nb_queues != 0) { /* re-configure */
 507                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 508
 509                 rxq = dev->data->rx_queues;
 510
 511                 for (i = nb_queues; i < old_nb_queues; i++)
 512                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 513                 rxq = rte_realloc(rxq, sizeof(rxq[0]) * nb_queues,
 514                                 RTE_CACHE_LINE_SIZE);
 515                 if (rxq == NULL)
 516                         return -(ENOMEM);
 517                 if (nb_queues > old_nb_queues) {
 518                         uint16_t new_qs = nb_queues - old_nb_queues;
 519
 520                         memset(rxq + old_nb_queues, 0,
 521                                 sizeof(rxq[0]) * new_qs);
 522                 }
 523
 524                 dev->data->rx_queues = rxq;
 525
 526         } else if (dev->data->rx_queues != NULL && nb_queues == 0) {
 527                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 528
 529                 rxq = dev->data->rx_queues;
 530
 531                 for (i = nb_queues; i < old_nb_queues; i++)
 532                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 533
 534                 rte_free(dev->data->rx_queues);
 535                 dev->data->rx_queues = NULL;
 536         }
 537         dev->data->nb_rx_queues = nb_queues;
 538         return 0;
 539 }
 540
 541 int
 542 rte_eth_dev_rx_queue_start(uint8_t port_id, uint16_t rx_queue_id)
 543 {
 544         struct rte_eth_dev *dev;
 545
 546         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 547
 548         dev = &rte_eth_devices[port_id];
 549         if (rx_queue_id >= dev->data->nb_rx_queues) {
 550                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 551                 return -EINVAL;
 552         }
 553
 554         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_start, -ENOTSUP);
 555
 556         if (dev->data->rx_queue_state[rx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 557                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 558                         " already started\n",
 559                         rx_queue_id, port_id);
 560                 return 0;
 561         }
 562
 563         return dev->dev_ops->rx_queue_start(dev, rx_queue_id);
 564
 565 }
 566
 567 int
 568 rte_eth_dev_rx_queue_stop(uint8_t port_id, uint16_t rx_queue_id)
 569 {
 570         struct rte_eth_dev *dev;
 571
 572         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 573
 574         dev = &rte_eth_devices[port_id];
 575         if (rx_queue_id >= dev->data->nb_rx_queues) {
 576                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 577                 return -EINVAL;
 578         }
 579
 580         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_stop, -ENOTSUP);
 581
 582         if (dev->data->rx_queue_state[rx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 583                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 584                         " already stopped\n",
 585                         rx_queue_id, port_id);
 586                 return 0;
 587         }
 588
 589         return dev->dev_ops->rx_queue_stop(dev, rx_queue_id);
 590
 591 }
 592
 593 int
 594 rte_eth_dev_tx_queue_start(uint8_t port_id, uint16_t tx_queue_id)
 595 {
 596         struct rte_eth_dev *dev;
 597
 598         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 599
 600         dev = &rte_eth_devices[port_id];
 601         if (tx_queue_id >= dev->data->nb_tx_queues) {
 602                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 603                 return -EINVAL;
 604         }
 605
 606         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_start, -ENOTSUP);
 607
 608         if (dev->data->tx_queue_state[tx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 609                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 610                         " already started\n",
 611                         tx_queue_id, port_id);
 612                 return 0;
 613         }
 614
 615         return dev->dev_ops->tx_queue_start(dev, tx_queue_id);
 616
 617 }
 618
 619 int
 620 rte_eth_dev_tx_queue_stop(uint8_t port_id, uint16_t tx_queue_id)
 621 {
 622         struct rte_eth_dev *dev;
 623
 624         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 625
 626         dev = &rte_eth_devices[port_id];
 627         if (tx_queue_id >= dev->data->nb_tx_queues) {
 628                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 629                 return -EINVAL;
 630         }
 631
 632         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_stop, -ENOTSUP);
 633
 634         if (dev->data->tx_queue_state[tx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 635                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 636                         " already stopped\n",
 637                         tx_queue_id, port_id);
 638                 return 0;
 639         }
 640
 641         return dev->dev_ops->tx_queue_stop(dev, tx_queue_id);
 642
 643 }
 644
 645 static int
 646 rte_eth_dev_tx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 647 {
 648         uint16_t old_nb_queues = dev->data->nb_tx_queues;
 649         void **txq;
 650         unsigned i;
 651
 652         if (dev->data->tx_queues == NULL && nb_queues != 0) { /* first time configuration */
 653                 dev->data->tx_queues = rte_zmalloc("ethdev->tx_queues",
 654                                                    sizeof(dev->data->tx_queues[0]) * nb_queues,
 655                                                    RTE_CACHE_LINE_SIZE);
 656                 if (dev->data->tx_queues == NULL) {
 657                         dev->data->nb_tx_queues = 0;
 658                         return -(ENOMEM);
 659                 }
 660         } else if (dev->data->tx_queues != NULL && nb_queues != 0) { /* re-configure */
 661                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 662
 663                 txq = dev->data->tx_queues;
 664
 665                 for (i = nb_queues; i < old_nb_queues; i++)
 666                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 667                 txq = rte_realloc(txq, sizeof(txq[0]) * nb_queues,
 668                                   RTE_CACHE_LINE_SIZE);
 669                 if (txq == NULL)
 670                         return -ENOMEM;
 671                 if (nb_queues > old_nb_queues) {
 672                         uint16_t new_qs = nb_queues - old_nb_queues;
 673
 674                         memset(txq + old_nb_queues, 0,
 675                                sizeof(txq[0]) * new_qs);
 676                 }
 677
 678                 dev->data->tx_queues = txq;
 679
 680         } else if (dev->data->tx_queues != NULL && nb_queues == 0) {
 681                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 682
 683                 txq = dev->data->tx_queues;
 684
 685                 for (i = nb_queues; i < old_nb_queues; i++)
 686                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 687
 688                 rte_free(dev->data->tx_queues);
 689                 dev->data->tx_queues = NULL;
 690         }
 691         dev->data->nb_tx_queues = nb_queues;
 692         return 0;
 693 }
 694
 695 uint32_t
 696 rte_eth_speed_bitflag(uint32_t speed, int duplex)
 697 {
 698         switch (speed) {
 699         case ETH_SPEED_NUM_10M:
 700                 return duplex ? ETH_LINK_SPEED_10M : ETH_LINK_SPEED_10M_HD;
 701         case ETH_SPEED_NUM_100M:
 702                 return duplex ? ETH_LINK_SPEED_100M : ETH_LINK_SPEED_100M_HD;
 703         case ETH_SPEED_NUM_1G:
 704                 return ETH_LINK_SPEED_1G;
 705         case ETH_SPEED_NUM_2_5G:
 706                 return ETH_LINK_SPEED_2_5G;
 707         case ETH_SPEED_NUM_5G:
 708                 return ETH_LINK_SPEED_5G;
 709         case ETH_SPEED_NUM_10G:
 710                 return ETH_LINK_SPEED_10G;
 711         case ETH_SPEED_NUM_20G:
 712                 return ETH_LINK_SPEED_20G;
 713         case ETH_SPEED_NUM_25G:
 714                 return ETH_LINK_SPEED_25G;
 715         case ETH_SPEED_NUM_40G:
 716                 return ETH_LINK_SPEED_40G;
 717         case ETH_SPEED_NUM_50G:
 718                 return ETH_LINK_SPEED_50G;
 719         case ETH_SPEED_NUM_56G:
 720                 return ETH_LINK_SPEED_56G;
 721         case ETH_SPEED_NUM_100G:
 722                 return ETH_LINK_SPEED_100G;
 723         default:
 724                 return 0;
 725         }
 726 }
 727
 728 int
 729 rte_eth_dev_configure(uint8_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 730                       const struct rte_eth_conf *dev_conf)
 731 {
 732         struct rte_eth_dev *dev;
 733         struct rte_eth_dev_info dev_info;
 734         int diag;
 735
 736         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 737
 738         if (nb_rx_q > RTE_MAX_QUEUES_PER_PORT) {
 739                 RTE_PMD_DEBUG_TRACE(
 740                         "Number of RX queues requested (%u) is greater than max supported(%d)\n",
 741                         nb_rx_q, RTE_MAX_QUEUES_PER_PORT);
 742                 return -EINVAL;
 743         }
 744
 745         if (nb_tx_q > RTE_MAX_QUEUES_PER_PORT) {
 746                 RTE_PMD_DEBUG_TRACE(
 747                         "Number of TX queues requested (%u) is greater than max supported(%d)\n",
 748                         nb_tx_q, RTE_MAX_QUEUES_PER_PORT);
 749                 return -EINVAL;
 750         }
 751
 752         dev = &rte_eth_devices[port_id];
 753
 754         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
 755         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
 756
 757         if (dev->data->dev_started) {
 758                 RTE_PMD_DEBUG_TRACE(
 759                     "port %d must be stopped to allow configuration\n", port_id);
 760                 return -EBUSY;
 761         }
 762
 763         /* Copy the dev_conf parameter into the dev structure */
 764         memcpy(&dev->data->dev_conf, dev_conf, sizeof(dev->data->dev_conf));
 765
 766         /*
 767          * Check that the numbers of RX and TX queues are not greater
 768          * than the maximum number of RX and TX queues supported by the
 769          * configured device.
 770          */
 771         (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
 772
 773         if (nb_rx_q == 0 && nb_tx_q == 0) {
 774                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d both rx and tx queue cannot be 0\n", port_id);
 775                 return -EINVAL;
 776         }
 777
 778         if (nb_rx_q > dev_info.max_rx_queues) {
 779                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_queues=%d > %d\n",
 780                                 port_id, nb_rx_q, dev_info.max_rx_queues);
 781                 return -EINVAL;
 782         }
 783
 784         if (nb_tx_q > dev_info.max_tx_queues) {
 785                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_queues=%d > %d\n",
 786                                 port_id, nb_tx_q, dev_info.max_tx_queues);
 787                 return -EINVAL;
 788         }
 789
 790         /*
 791          * If link state interrupt is enabled, check that the
 792          * device supports it.
 793          */
 794         if ((dev_conf->intr_conf.lsc == 1) &&
 795                 (!(dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC))) {
 796                         RTE_PMD_DEBUG_TRACE("driver %s does not support lsc\n",
 797                                         dev->data->drv_name);
 798                         return -EINVAL;
 799         }
 800
 801         /*
 802          * If jumbo frames are enabled, check that the maximum RX packet
 803          * length is supported by the configured device.
 804          */
 805         if (dev_conf->rxmode.jumbo_frame == 1) {
 806                 if (dev_conf->rxmode.max_rx_pkt_len >
 807                     dev_info.max_rx_pktlen) {
 808                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 809                                 " > max valid value %u\n",
 810                                 port_id,
 811                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 812                                 (unsigned)dev_info.max_rx_pktlen);
 813                         return -EINVAL;
 814                 } else if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN) {
 815                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 816                                 " < min valid value %u\n",
 817                                 port_id,
 818                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 819                                 (unsigned)ETHER_MIN_LEN);
 820                         return -EINVAL;
 821                 }
 822         } else {
 823                 if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN ||
 824                         dev_conf->rxmode.max_rx_pkt_len > ETHER_MAX_LEN)
 825                         /* Use default value */
 826                         dev->data->dev_conf.rxmode.max_rx_pkt_len =
 827                                                         ETHER_MAX_LEN;
 828         }
 829
 830         /*
 831          * Setup new number of RX/TX queues and reconfigure device.
 832          */
 833         diag = rte_eth_dev_rx_queue_config(dev, nb_rx_q);
 834         if (diag != 0) {
 835                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_rx_queue_config = %d\n",
 836                                 port_id, diag);
 837                 return diag;
 838         }
 839
 840         diag = rte_eth_dev_tx_queue_config(dev, nb_tx_q);
 841         if (diag != 0) {
 842                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_tx_queue_config = %d\n",
 843                                 port_id, diag);
 844                 rte_eth_dev_rx_queue_config(dev, 0);
 845                 return diag;
 846         }
 847
 848         diag = (*dev->dev_ops->dev_configure)(dev);
 849         if (diag != 0) {
 850                 RTE_PMD_DEBUG_TRACE("port%d dev_configure = %d\n",
 851                                 port_id, diag);
 852                 rte_eth_dev_rx_queue_config(dev, 0);
 853                 rte_eth_dev_tx_queue_config(dev, 0);
 854                 return diag;
 855         }
 856
 857         return 0;
 858 }
 859
 860 void
 861 _rte_eth_dev_reset(struct rte_eth_dev *dev)
 862 {
 863         if (dev->data->dev_started) {
 864                 RTE_PMD_DEBUG_TRACE(
 865                         "port %d must be stopped to allow reset\n",
 866                         dev->data->port_id);
 867                 return;
 868         }
 869
 870         rte_eth_dev_rx_queue_config(dev, 0);
 871         rte_eth_dev_tx_queue_config(dev, 0);
 872
 873         memset(&dev->data->dev_conf, 0, sizeof(dev->data->dev_conf));
 874 }
 875
 876 static void
 877 rte_eth_dev_config_restore(uint8_t port_id)
 878 {
 879         struct rte_eth_dev *dev;
 880         struct rte_eth_dev_info dev_info;
 881         struct ether_addr addr;
 882         uint16_t i;
 883         uint32_t pool = 0;
 884
 885         dev = &rte_eth_devices[port_id];
 886
 887         rte_eth_dev_info_get(port_id, &dev_info);
 888
 889         if (RTE_ETH_DEV_SRIOV(dev).active)
 890                 pool = RTE_ETH_DEV_SRIOV(dev).def_vmdq_idx;
 891
 892         /* replay MAC address configuration */
 893         for (i = 0; i < dev_info.max_mac_addrs; i++) {
 894                 addr = dev->data->mac_addrs[i];
 895
 896                 /* skip zero address */
 897                 if (is_zero_ether_addr(&addr))
 898                         continue;
 899
 900                 /* add address to the hardware */
 901                 if  (*dev->dev_ops->mac_addr_add &&
 902                         (dev->data->mac_pool_sel[i] & (1ULL << pool)))
 903                         (*dev->dev_ops->mac_addr_add)(dev, &addr, i, pool);
 904                 else {
 905                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array not supported\n",
 906                                         port_id);
 907                         /* exit the loop but not return an error */
 908                         break;
 909                 }
 910         }
 911
 912         /* replay promiscuous configuration */
 913         if (rte_eth_promiscuous_get(port_id) == 1)
 914                 rte_eth_promiscuous_enable(port_id);
 915         else if (rte_eth_promiscuous_get(port_id) == 0)
 916                 rte_eth_promiscuous_disable(port_id);
 917
 918         /* replay all multicast configuration */
 919         if (rte_eth_allmulticast_get(port_id) == 1)
 920                 rte_eth_allmulticast_enable(port_id);
 921         else if (rte_eth_allmulticast_get(port_id) == 0)
 922                 rte_eth_allmulticast_disable(port_id);
 923 }
 924
 925 int
 926 rte_eth_dev_start(uint8_t port_id)
 927 {
 928         struct rte_eth_dev *dev;
 929         int diag;
 930
 931         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 932
 933         dev = &rte_eth_devices[port_id];
 934
 935         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
 936
 937         if (dev->data->dev_started != 0) {
 938                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
 939                         " already started\n",
 940                         port_id);
 941                 return 0;
 942         }
 943
 944         diag = (*dev->dev_ops->dev_start)(dev);
 945         if (diag == 0)
 946                 dev->data->dev_started = 1;
 947         else
 948                 return diag;
 949
 950         rte_eth_dev_config_restore(port_id);
 951
 952         if (dev->data->dev_conf.intr_conf.lsc == 0) {
 953                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
 954                 (*dev->dev_ops->link_update)(dev, 0);
 955         }
 956         return 0;
 957 }
 958
 959 void
 960 rte_eth_dev_stop(uint8_t port_id)
 961 {
 962         struct rte_eth_dev *dev;
 963
 964         RTE_ETH_VALID_PORTID_OR_RET(port_id);
 965         dev = &rte_eth_devices[port_id];
 966
 967         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
 968
 969         if (dev->data->dev_started == 0) {
 970                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
 971                         " already stopped\n",
 972                         port_id);
 973                 return;
 974         }
 975
 976         dev->data->dev_started = 0;
 977         (*dev->dev_ops->dev_stop)(dev);
 978 }
 979
 980 int
 981 rte_eth_dev_set_link_up(uint8_t port_id)
 982 {
 983         struct rte_eth_dev *dev;
 984
 985         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 986
 987         dev = &rte_eth_devices[port_id];
 988
 989         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_up, -ENOTSUP);
 990         return (*dev->dev_ops->dev_set_link_up)(dev);
 991 }
 992
 993 int
 994 rte_eth_dev_set_link_down(uint8_t port_id)
 995 {
 996         struct rte_eth_dev *dev;
 997
 998         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 999
1000         dev = &rte_eth_devices[port_id];
1001
1002         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_down, -ENOTSUP);
1003         return (*dev->dev_ops->dev_set_link_down)(dev);
1004 }
1005
1006 void
1007 rte_eth_dev_close(uint8_t port_id)
1008 {
1009         struct rte_eth_dev *dev;
1010
1011         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1012         dev = &rte_eth_devices[port_id];
1013
1014         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_close);
1015         dev->data->dev_started = 0;
1016         (*dev->dev_ops->dev_close)(dev);
1017
1018         rte_free(dev->data->rx_queues);
1019         dev->data->rx_queues = NULL;
1020         rte_free(dev->data->tx_queues);
1021         dev->data->tx_queues = NULL;
1022 }
1023
1024 int
1025 rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id,
1026                        uint16_t nb_rx_desc, unsigned int socket_id,
1027                        const struct rte_eth_rxconf *rx_conf,
1028                        struct rte_mempool *mp)
1029 {
1030         int ret;
1031         uint32_t mbp_buf_size;
1032         struct rte_eth_dev *dev;
1033         struct rte_eth_dev_info dev_info;
1034         void **rxq;
1035
1036         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1037
1038         dev = &rte_eth_devices[port_id];
1039         if (rx_queue_id >= dev->data->nb_rx_queues) {
1040                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
1041                 return -EINVAL;
1042         }
1043
1044         if (dev->data->dev_started) {
1045                 RTE_PMD_DEBUG_TRACE(
1046                     "port %d must be stopped to allow configuration\n", port_id);
1047                 return -EBUSY;
1048         }
1049
1050         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1051         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
1052
1053         /*
1054          * Check the size of the mbuf data buffer.
1055          * This value must be provided in the private data of the memory pool.
1056          * First check that the memory pool has a valid private data.
1057          */
1058         rte_eth_dev_info_get(port_id, &dev_info);
1059         if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
1060                 RTE_PMD_DEBUG_TRACE("%s private_data_size %d < %d\n",
1061                                 mp->name, (int) mp->private_data_size,
1062                                 (int) sizeof(struct rte_pktmbuf_pool_private));
1063                 return -ENOSPC;
1064         }
1065         mbp_buf_size = rte_pktmbuf_data_room_size(mp);
1066
1067         if ((mbp_buf_size - RTE_PKTMBUF_HEADROOM) < dev_info.min_rx_bufsize) {
1068                 RTE_PMD_DEBUG_TRACE("%s mbuf_data_room_size %d < %d "
1069                                 "(RTE_PKTMBUF_HEADROOM=%d + min_rx_bufsize(dev)"
1070                                 "=%d)\n",
1071                                 mp->name,
1072                                 (int)mbp_buf_size,
1073                                 (int)(RTE_PKTMBUF_HEADROOM +
1074                                       dev_info.min_rx_bufsize),
1075                                 (int)RTE_PKTMBUF_HEADROOM,
1076                                 (int)dev_info.min_rx_bufsize);
1077                 return -EINVAL;
1078         }
1079
1080         if (nb_rx_desc > dev_info.rx_desc_lim.nb_max ||
1081                         nb_rx_desc < dev_info.rx_desc_lim.nb_min ||
1082                         nb_rx_desc % dev_info.rx_desc_lim.nb_align != 0) {
1083
1084                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_rx_desc(=%hu), "
1085                         "should be: <= %hu, = %hu, and a product of %hu\n",
1086                         nb_rx_desc,
1087                         dev_info.rx_desc_lim.nb_max,
1088                         dev_info.rx_desc_lim.nb_min,
1089                         dev_info.rx_desc_lim.nb_align);
1090                 return -EINVAL;
1091         }
1092
1093         rxq = dev->data->rx_queues;
1094         if (rxq[rx_queue_id]) {
1095                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release,
1096                                         -ENOTSUP);
1097                 (*dev->dev_ops->rx_queue_release)(rxq[rx_queue_id]);
1098                 rxq[rx_queue_id] = NULL;
1099         }
1100
1101         if (rx_conf == NULL)
1102                 rx_conf = &dev_info.default_rxconf;
1103
1104         ret = (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
1105                                               socket_id, rx_conf, mp);
1106         if (!ret) {
1107                 if (!dev->data->min_rx_buf_size ||
1108                     dev->data->min_rx_buf_size > mbp_buf_size)
1109                         dev->data->min_rx_buf_size = mbp_buf_size;
1110         }
1111
1112         return ret;
1113 }
1114
1115 int
1116 rte_eth_tx_queue_setup(uint8_t port_id, uint16_t tx_queue_id,
1117                        uint16_t nb_tx_desc, unsigned int socket_id,
1118                        const struct rte_eth_txconf *tx_conf)
1119 {
1120         struct rte_eth_dev *dev;
1121         struct rte_eth_dev_info dev_info;
1122         void **txq;
1123
1124         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1125
1126         dev = &rte_eth_devices[port_id];
1127         if (tx_queue_id >= dev->data->nb_tx_queues) {
1128                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
1129                 return -EINVAL;
1130         }
1131
1132         if (dev->data->dev_started) {
1133                 RTE_PMD_DEBUG_TRACE(
1134                     "port %d must be stopped to allow configuration\n", port_id);
1135                 return -EBUSY;
1136         }
1137
1138         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1139         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
1140
1141         rte_eth_dev_info_get(port_id, &dev_info);
1142
1143         if (nb_tx_desc > dev_info.tx_desc_lim.nb_max ||
1144             nb_tx_desc < dev_info.tx_desc_lim.nb_min ||
1145             nb_tx_desc % dev_info.tx_desc_lim.nb_align != 0) {
1146                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_tx_desc(=%hu), "
1147                                 "should be: <= %hu, = %hu, and a product of %hu\n",
1148                                 nb_tx_desc,
1149                                 dev_info.tx_desc_lim.nb_max,
1150                                 dev_info.tx_desc_lim.nb_min,
1151                                 dev_info.tx_desc_lim.nb_align);
1152                 return -EINVAL;
1153         }
1154
1155         txq = dev->data->tx_queues;
1156         if (txq[tx_queue_id]) {
1157                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release,
1158                                         -ENOTSUP);
1159                 (*dev->dev_ops->tx_queue_release)(txq[tx_queue_id]);
1160                 txq[tx_queue_id] = NULL;
1161         }
1162
1163         if (tx_conf == NULL)
1164                 tx_conf = &dev_info.default_txconf;
1165
1166         return (*dev->dev_ops->tx_queue_setup)(dev, tx_queue_id, nb_tx_desc,
1167                                                socket_id, tx_conf);
1168 }
1169
1170 void
1171 rte_eth_tx_buffer_drop_callback(struct rte_mbuf **pkts, uint16_t unsent,
1172                 void *userdata __rte_unused)
1173 {
1174         unsigned i;
1175
1176         for (i = 0; i < unsent; i++)
1177                 rte_pktmbuf_free(pkts[i]);
1178 }
1179
1180 void
1181 rte_eth_tx_buffer_count_callback(struct rte_mbuf **pkts, uint16_t unsent,
1182                 void *userdata)
1183 {
1184         uint64_t *count = userdata;
1185         unsigned i;
1186
1187         for (i = 0; i < unsent; i++)
1188                 rte_pktmbuf_free(pkts[i]);
1189
1190         *count += unsent;
1191 }
1192
1193 int
1194 rte_eth_tx_buffer_set_err_callback(struct rte_eth_dev_tx_buffer *buffer,
1195                 buffer_tx_error_fn cbfn, void *userdata)
1196 {
1197         buffer->error_callback = cbfn;
1198         buffer->error_userdata = userdata;
1199         return 0;
1200 }
1201
1202 int
1203 rte_eth_tx_buffer_init(struct rte_eth_dev_tx_buffer *buffer, uint16_t size)
1204 {
1205         int ret = 0;
1206
1207         if (buffer == NULL)
1208                 return -EINVAL;
1209
1210         buffer->size = size;
1211         if (buffer->error_callback == NULL) {
1212                 ret = rte_eth_tx_buffer_set_err_callback(
1213                         buffer, rte_eth_tx_buffer_drop_callback, NULL);
1214         }
1215
1216         return ret;
1217 }
1218
1219 void
1220 rte_eth_promiscuous_enable(uint8_t port_id)
1221 {
1222         struct rte_eth_dev *dev;
1223
1224         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1225         dev = &rte_eth_devices[port_id];
1226
1227         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_enable);
1228         (*dev->dev_ops->promiscuous_enable)(dev);
1229         dev->data->promiscuous = 1;
1230 }
1231
1232 void
1233 rte_eth_promiscuous_disable(uint8_t port_id)
1234 {
1235         struct rte_eth_dev *dev;
1236
1237         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1238         dev = &rte_eth_devices[port_id];
1239
1240         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_disable);
1241         dev->data->promiscuous = 0;
1242         (*dev->dev_ops->promiscuous_disable)(dev);
1243 }
1244
1245 int
1246 rte_eth_promiscuous_get(uint8_t port_id)
1247 {
1248         struct rte_eth_dev *dev;
1249
1250         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1251
1252         dev = &rte_eth_devices[port_id];
1253         return dev->data->promiscuous;
1254 }
1255
1256 void
1257 rte_eth_allmulticast_enable(uint8_t port_id)
1258 {
1259         struct rte_eth_dev *dev;
1260
1261         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1262         dev = &rte_eth_devices[port_id];
1263
1264         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_enable);
1265         (*dev->dev_ops->allmulticast_enable)(dev);
1266         dev->data->all_multicast = 1;
1267 }
1268
1269 void
1270 rte_eth_allmulticast_disable(uint8_t port_id)
1271 {
1272         struct rte_eth_dev *dev;
1273
1274         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1275         dev = &rte_eth_devices[port_id];
1276
1277         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_disable);
1278         dev->data->all_multicast = 0;
1279         (*dev->dev_ops->allmulticast_disable)(dev);
1280 }
1281
1282 int
1283 rte_eth_allmulticast_get(uint8_t port_id)
1284 {
1285         struct rte_eth_dev *dev;
1286
1287         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1288
1289         dev = &rte_eth_devices[port_id];
1290         return dev->data->all_multicast;
1291 }
1292
1293 static inline int
1294 rte_eth_dev_atomic_read_link_status(struct rte_eth_dev *dev,
1295                                 struct rte_eth_link *link)
1296 {
1297         struct rte_eth_link *dst = link;
1298         struct rte_eth_link *src = &(dev->data->dev_link);
1299
1300         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
1301                                         *(uint64_t *)src) == 0)
1302                 return -1;
1303
1304         return 0;
1305 }
1306
1307 void
1308 rte_eth_link_get(uint8_t port_id, struct rte_eth_link *eth_link)
1309 {
1310         struct rte_eth_dev *dev;
1311
1312         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1313         dev = &rte_eth_devices[port_id];
1314
1315         if (dev->data->dev_conf.intr_conf.lsc != 0)
1316                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1317         else {
1318                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1319                 (*dev->dev_ops->link_update)(dev, 1);
1320                 *eth_link = dev->data->dev_link;
1321         }
1322 }
1323
1324 void
1325 rte_eth_link_get_nowait(uint8_t port_id, struct rte_eth_link *eth_link)
1326 {
1327         struct rte_eth_dev *dev;
1328
1329         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1330         dev = &rte_eth_devices[port_id];
1331
1332         if (dev->data->dev_conf.intr_conf.lsc != 0)
1333                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1334         else {
1335                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1336                 (*dev->dev_ops->link_update)(dev, 0);
1337                 *eth_link = dev->data->dev_link;
1338         }
1339 }
1340
1341 int
1342 rte_eth_stats_get(uint8_t port_id, struct rte_eth_stats *stats)
1343 {
1344         struct rte_eth_dev *dev;
1345
1346         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1347
1348         dev = &rte_eth_devices[port_id];
1349         memset(stats, 0, sizeof(*stats));
1350
1351         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
1352         stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
1353         (*dev->dev_ops->stats_get)(dev, stats);
1354         return 0;
1355 }
1356
1357 void
1358 rte_eth_stats_reset(uint8_t port_id)
1359 {
1360         struct rte_eth_dev *dev;
1361
1362         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1363         dev = &rte_eth_devices[port_id];
1364
1365         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
1366         (*dev->dev_ops->stats_reset)(dev);
1367         dev->data->rx_mbuf_alloc_failed = 0;
1368 }
1369
1370 static int
1371 get_xstats_count(uint8_t port_id)
1372 {
1373         struct rte_eth_dev *dev;
1374         int count;
1375
1376         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1377         dev = &rte_eth_devices[port_id];
1378         if (dev->dev_ops->xstats_get_names != NULL) {
1379                 count = (*dev->dev_ops->xstats_get_names)(dev, NULL, 0);
1380                 if (count < 0)
1381                         return count;
1382         } else
1383                 count = 0;
1384         count += RTE_NB_STATS;
1385         count += RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS) *
1386                  RTE_NB_RXQ_STATS;
1387         count += RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS) *
1388                  RTE_NB_TXQ_STATS;
1389         return count;
1390 }
1391
1392 int
1393 rte_eth_xstats_get_names(uint8_t port_id,
1394         struct rte_eth_xstat_name *xstats_names,
1395         unsigned size)
1396 {
1397         struct rte_eth_dev *dev;
1398         int cnt_used_entries;
1399         int cnt_expected_entries;
1400         int cnt_driver_entries;
1401         uint32_t idx, id_queue;
1402         uint16_t num_q;
1403
1404         cnt_expected_entries = get_xstats_count(port_id);
1405         if (xstats_names == NULL || cnt_expected_entries < 0 ||
1406                         (int)size < cnt_expected_entries)
1407                 return cnt_expected_entries;
1408
1409         /* port_id checked in get_xstats_count() */
1410         dev = &rte_eth_devices[port_id];
1411         cnt_used_entries = 0;
1412
1413         for (idx = 0; idx < RTE_NB_STATS; idx++) {
1414                 snprintf(xstats_names[cnt_used_entries].name,
1415                         sizeof(xstats_names[0].name),
1416                         "%s", rte_stats_strings[idx].name);
1417                 cnt_used_entries++;
1418         }
1419         num_q = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1420         for (id_queue = 0; id_queue < num_q; id_queue++) {
1421                 for (idx = 0; idx < RTE_NB_RXQ_STATS; idx++) {
1422                         snprintf(xstats_names[cnt_used_entries].name,
1423                                 sizeof(xstats_names[0].name),
1424                                 "rx_q%u%s",
1425                                 id_queue, rte_rxq_stats_strings[idx].name);
1426                         cnt_used_entries++;
1427                 }
1428
1429         }
1430         num_q = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1431         for (id_queue = 0; id_queue < num_q; id_queue++) {
1432                 for (idx = 0; idx < RTE_NB_TXQ_STATS; idx++) {
1433                         snprintf(xstats_names[cnt_used_entries].name,
1434                                 sizeof(xstats_names[0].name),
1435                                 "tx_q%u%s",
1436                                 id_queue, rte_txq_stats_strings[idx].name);
1437                         cnt_used_entries++;
1438                 }
1439         }
1440
1441         if (dev->dev_ops->xstats_get_names != NULL) {
1442                 /* If there are any driver-specific xstats, append them
1443                  * to end of list.
1444                  */
1445                 cnt_driver_entries = (*dev->dev_ops->xstats_get_names)(
1446                         dev,
1447                         xstats_names + cnt_used_entries,
1448                         size - cnt_used_entries);
1449                 if (cnt_driver_entries < 0)
1450                         return cnt_driver_entries;
1451                 cnt_used_entries += cnt_driver_entries;
1452         }
1453
1454         return cnt_used_entries;
1455 }
1456
1457 /* retrieve ethdev extended statistics */
1458 int
1459 rte_eth_xstats_get(uint8_t port_id, struct rte_eth_xstat *xstats,
1460         unsigned n)
1461 {
1462         struct rte_eth_stats eth_stats;
1463         struct rte_eth_dev *dev;
1464         unsigned count = 0, i, q;
1465         signed xcount = 0;
1466         uint64_t val, *stats_ptr;
1467         uint16_t nb_rxqs, nb_txqs;
1468
1469         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1470
1471         dev = &rte_eth_devices[port_id];
1472
1473         nb_rxqs = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1474         nb_txqs = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1475
1476         /* Return generic statistics */
1477         count = RTE_NB_STATS + (nb_rxqs * RTE_NB_RXQ_STATS) +
1478                 (nb_txqs * RTE_NB_TXQ_STATS);
1479
1480         /* implemented by the driver */
1481         if (dev->dev_ops->xstats_get != NULL) {
1482                 /* Retrieve the xstats from the driver at the end of the
1483                  * xstats struct.
1484                  */
1485                 xcount = (*dev->dev_ops->xstats_get)(dev,
1486                                      xstats ? xstats + count : NULL,
1487                                      (n > count) ? n - count : 0);
1488
1489                 if (xcount < 0)
1490                         return xcount;
1491         }
1492
1493         if (n < count + xcount || xstats == NULL)
1494                 return count + xcount;
1495
1496         /* now fill the xstats structure */
1497         count = 0;
1498         rte_eth_stats_get(port_id, &eth_stats);
1499
1500         /* global stats */
1501         for (i = 0; i < RTE_NB_STATS; i++) {
1502                 stats_ptr = RTE_PTR_ADD(&eth_stats,
1503                                         rte_stats_strings[i].offset);
1504                 val = *stats_ptr;
1505                 xstats[count++].value = val;
1506         }
1507
1508         /* per-rxq stats */
1509         for (q = 0; q < nb_rxqs; q++) {
1510                 for (i = 0; i < RTE_NB_RXQ_STATS; i++) {
1511                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1512                                         rte_rxq_stats_strings[i].offset +
1513                                         q * sizeof(uint64_t));
1514                         val = *stats_ptr;
1515                         xstats[count++].value = val;
1516                 }
1517         }
1518
1519         /* per-txq stats */
1520         for (q = 0; q < nb_txqs; q++) {
1521                 for (i = 0; i < RTE_NB_TXQ_STATS; i++) {
1522                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1523                                         rte_txq_stats_strings[i].offset +
1524                                         q * sizeof(uint64_t));
1525                         val = *stats_ptr;
1526                         xstats[count++].value = val;
1527                 }
1528         }
1529
1530         for (i = 0; i < count + xcount; i++)
1531                 xstats[i].id = i;
1532
1533         return count + xcount;
1534 }
1535
1536 /* reset ethdev extended statistics */
1537 void
1538 rte_eth_xstats_reset(uint8_t port_id)
1539 {
1540         struct rte_eth_dev *dev;
1541
1542         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1543         dev = &rte_eth_devices[port_id];
1544
1545         /* implemented by the driver */
1546         if (dev->dev_ops->xstats_reset != NULL) {
1547                 (*dev->dev_ops->xstats_reset)(dev);
1548                 return;
1549         }
1550
1551         /* fallback to default */
1552         rte_eth_stats_reset(port_id);
1553 }
1554
1555 static int
1556 set_queue_stats_mapping(uint8_t port_id, uint16_t queue_id, uint8_t stat_idx,
1557                 uint8_t is_rx)
1558 {
1559         struct rte_eth_dev *dev;
1560
1561         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1562
1563         dev = &rte_eth_devices[port_id];
1564
1565         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
1566         return (*dev->dev_ops->queue_stats_mapping_set)
1567                         (dev, queue_id, stat_idx, is_rx);
1568 }
1569
1570
1571 int
1572 rte_eth_dev_set_tx_queue_stats_mapping(uint8_t port_id, uint16_t tx_queue_id,
1573                 uint8_t stat_idx)
1574 {
1575         return set_queue_stats_mapping(port_id, tx_queue_id, stat_idx,
1576                         STAT_QMAP_TX);
1577 }
1578
1579
1580 int
1581 rte_eth_dev_set_rx_queue_stats_mapping(uint8_t port_id, uint16_t rx_queue_id,
1582                 uint8_t stat_idx)
1583 {
1584         return set_queue_stats_mapping(port_id, rx_queue_id, stat_idx,
1585                         STAT_QMAP_RX);
1586 }
1587
1588 void
1589 rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)
1590 {
1591         struct rte_eth_dev *dev;
1592         const struct rte_eth_desc_lim lim = {
1593                 .nb_max = UINT16_MAX,
1594                 .nb_min = 0,
1595                 .nb_align = 1,
1596         };
1597
1598         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1599         dev = &rte_eth_devices[port_id];
1600
1601         memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
1602         dev_info->rx_desc_lim = lim;
1603         dev_info->tx_desc_lim = lim;
1604
1605         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
1606         (*dev->dev_ops->dev_infos_get)(dev, dev_info);
1607         dev_info->driver_name = dev->data->drv_name;
1608         dev_info->nb_rx_queues = dev->data->nb_rx_queues;
1609         dev_info->nb_tx_queues = dev->data->nb_tx_queues;
1610 }
1611
1612 int
1613 rte_eth_dev_get_supported_ptypes(uint8_t port_id, uint32_t ptype_mask,
1614                                  uint32_t *ptypes, int num)
1615 {
1616         int i, j;
1617         struct rte_eth_dev *dev;
1618         const uint32_t *all_ptypes;
1619
1620         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1621         dev = &rte_eth_devices[port_id];
1622         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_supported_ptypes_get, 0);
1623         all_ptypes = (*dev->dev_ops->dev_supported_ptypes_get)(dev);
1624
1625         if (!all_ptypes)
1626                 return 0;
1627
1628         for (i = 0, j = 0; all_ptypes[i] != RTE_PTYPE_UNKNOWN; ++i)
1629                 if (all_ptypes[i] & ptype_mask) {
1630                         if (j < num)
1631                                 ptypes[j] = all_ptypes[i];
1632                         j++;
1633                 }
1634
1635         return j;
1636 }
1637
1638 void
1639 rte_eth_macaddr_get(uint8_t port_id, struct ether_addr *mac_addr)
1640 {
1641         struct rte_eth_dev *dev;
1642
1643         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1644         dev = &rte_eth_devices[port_id];
1645         ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
1646 }
1647
1648
1649 int
1650 rte_eth_dev_get_mtu(uint8_t port_id, uint16_t *mtu)
1651 {
1652         struct rte_eth_dev *dev;
1653
1654         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1655
1656         dev = &rte_eth_devices[port_id];
1657         *mtu = dev->data->mtu;
1658         return 0;
1659 }
1660
1661 int
1662 rte_eth_dev_set_mtu(uint8_t port_id, uint16_t mtu)
1663 {
1664         int ret;
1665         struct rte_eth_dev *dev;
1666
1667         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1668         dev = &rte_eth_devices[port_id];
1669         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
1670
1671         ret = (*dev->dev_ops->mtu_set)(dev, mtu);
1672         if (!ret)
1673                 dev->data->mtu = mtu;
1674
1675         return ret;
1676 }
1677
1678 int
1679 rte_eth_dev_vlan_filter(uint8_t port_id, uint16_t vlan_id, int on)
1680 {
1681         struct rte_eth_dev *dev;
1682
1683         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1684         dev = &rte_eth_devices[port_id];
1685         if (!(dev->data->dev_conf.rxmode.hw_vlan_filter)) {
1686                 RTE_PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
1687                 return -ENOSYS;
1688         }
1689
1690         if (vlan_id > 4095) {
1691                 RTE_PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n",
1692                                 port_id, (unsigned) vlan_id);
1693                 return -EINVAL;
1694         }
1695         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
1696
1697         return (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
1698 }
1699
1700 int
1701 rte_eth_dev_set_vlan_strip_on_queue(uint8_t port_id, uint16_t rx_queue_id, int on)
1702 {
1703         struct rte_eth_dev *dev;
1704
1705         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1706         dev = &rte_eth_devices[port_id];
1707         if (rx_queue_id >= dev->data->nb_rx_queues) {
1708                 RTE_PMD_DEBUG_TRACE("Invalid rx_queue_id=%d\n", port_id);
1709                 return -EINVAL;
1710         }
1711
1712         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
1713         (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
1714
1715         return 0;
1716 }
1717
1718 int
1719 rte_eth_dev_set_vlan_ether_type(uint8_t port_id,
1720                                 enum rte_vlan_type vlan_type,
1721                                 uint16_t tpid)
1722 {
1723         struct rte_eth_dev *dev;
1724
1725         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1726         dev = &rte_eth_devices[port_id];
1727         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
1728
1729         return (*dev->dev_ops->vlan_tpid_set)(dev, vlan_type, tpid);
1730 }
1731
1732 int
1733 rte_eth_dev_set_vlan_offload(uint8_t port_id, int offload_mask)
1734 {
1735         struct rte_eth_dev *dev;
1736         int ret = 0;
1737         int mask = 0;
1738         int cur, org = 0;
1739
1740         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1741         dev = &rte_eth_devices[port_id];
1742
1743         /*check which option changed by application*/
1744         cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
1745         org = !!(dev->data->dev_conf.rxmode.hw_vlan_strip);
1746         if (cur != org) {
1747                 dev->data->dev_conf.rxmode.hw_vlan_strip = (uint8_t)cur;
1748                 mask |= ETH_VLAN_STRIP_MASK;
1749         }
1750
1751         cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
1752         org = !!(dev->data->dev_conf.rxmode.hw_vlan_filter);
1753         if (cur != org) {
1754                 dev->data->dev_conf.rxmode.hw_vlan_filter = (uint8_t)cur;
1755                 mask |= ETH_VLAN_FILTER_MASK;
1756         }
1757
1758         cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
1759         org = !!(dev->data->dev_conf.rxmode.hw_vlan_extend);
1760         if (cur != org) {
1761                 dev->data->dev_conf.rxmode.hw_vlan_extend = (uint8_t)cur;
1762                 mask |= ETH_VLAN_EXTEND_MASK;
1763         }
1764
1765         /*no change*/
1766         if (mask == 0)
1767                 return ret;
1768
1769         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
1770         (*dev->dev_ops->vlan_offload_set)(dev, mask);
1771
1772         return ret;
1773 }
1774
1775 int
1776 rte_eth_dev_get_vlan_offload(uint8_t port_id)
1777 {
1778         struct rte_eth_dev *dev;
1779         int ret = 0;
1780
1781         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1782         dev = &rte_eth_devices[port_id];
1783
1784         if (dev->data->dev_conf.rxmode.hw_vlan_strip)
1785                 ret |= ETH_VLAN_STRIP_OFFLOAD;
1786
1787         if (dev->data->dev_conf.rxmode.hw_vlan_filter)
1788                 ret |= ETH_VLAN_FILTER_OFFLOAD;
1789
1790         if (dev->data->dev_conf.rxmode.hw_vlan_extend)
1791                 ret |= ETH_VLAN_EXTEND_OFFLOAD;
1792
1793         return ret;
1794 }
1795
1796 int
1797 rte_eth_dev_set_vlan_pvid(uint8_t port_id, uint16_t pvid, int on)
1798 {
1799         struct rte_eth_dev *dev;
1800
1801         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1802         dev = &rte_eth_devices[port_id];
1803         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
1804         (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on);
1805
1806         return 0;
1807 }
1808
1809 int
1810 rte_eth_dev_flow_ctrl_get(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1811 {
1812         struct rte_eth_dev *dev;
1813
1814         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1815         dev = &rte_eth_devices[port_id];
1816         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
1817         memset(fc_conf, 0, sizeof(*fc_conf));
1818         return (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf);
1819 }
1820
1821 int
1822 rte_eth_dev_flow_ctrl_set(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1823 {
1824         struct rte_eth_dev *dev;
1825
1826         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1827         if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
1828                 RTE_PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n");
1829                 return -EINVAL;
1830         }
1831
1832         dev = &rte_eth_devices[port_id];
1833         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
1834         return (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf);
1835 }
1836
1837 int
1838 rte_eth_dev_priority_flow_ctrl_set(uint8_t port_id, struct rte_eth_pfc_conf *pfc_conf)
1839 {
1840         struct rte_eth_dev *dev;
1841
1842         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1843         if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
1844                 RTE_PMD_DEBUG_TRACE("Invalid priority, only 0-7 allowed\n");
1845                 return -EINVAL;
1846         }
1847
1848         dev = &rte_eth_devices[port_id];
1849         /* High water, low water validation are device specific */
1850         if  (*dev->dev_ops->priority_flow_ctrl_set)
1851                 return (*dev->dev_ops->priority_flow_ctrl_set)(dev, pfc_conf);
1852         return -ENOTSUP;
1853 }
1854
1855 static int
1856 rte_eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf,
1857                         uint16_t reta_size)
1858 {
1859         uint16_t i, num;
1860
1861         if (!reta_conf)
1862                 return -EINVAL;
1863
1864         if (reta_size != RTE_ALIGN(reta_size, RTE_RETA_GROUP_SIZE)) {
1865                 RTE_PMD_DEBUG_TRACE("Invalid reta size, should be %u aligned\n",
1866                                                         RTE_RETA_GROUP_SIZE);
1867                 return -EINVAL;
1868         }
1869
1870         num = reta_size / RTE_RETA_GROUP_SIZE;
1871         for (i = 0; i < num; i++) {
1872                 if (reta_conf[i].mask)
1873                         return 0;
1874         }
1875
1876         return -EINVAL;
1877 }
1878
1879 static int
1880 rte_eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf,
1881                          uint16_t reta_size,
1882                          uint16_t max_rxq)
1883 {
1884         uint16_t i, idx, shift;
1885
1886         if (!reta_conf)
1887                 return -EINVAL;
1888
1889         if (max_rxq == 0) {
1890                 RTE_PMD_DEBUG_TRACE("No receive queue is available\n");
1891                 return -EINVAL;
1892         }
1893
1894         for (i = 0; i < reta_size; i++) {
1895                 idx = i / RTE_RETA_GROUP_SIZE;
1896                 shift = i % RTE_RETA_GROUP_SIZE;
1897                 if ((reta_conf[idx].mask & (1ULL << shift)) &&
1898                         (reta_conf[idx].reta[shift] >= max_rxq)) {
1899                         RTE_PMD_DEBUG_TRACE("reta_conf[%u]->reta[%u]: %u exceeds "
1900                                 "the maximum rxq index: %u\n", idx, shift,
1901                                 reta_conf[idx].reta[shift], max_rxq);
1902                         return -EINVAL;
1903                 }
1904         }
1905
1906         return 0;
1907 }
1908
1909 int
1910 rte_eth_dev_rss_reta_update(uint8_t port_id,
1911                             struct rte_eth_rss_reta_entry64 *reta_conf,
1912                             uint16_t reta_size)
1913 {
1914         struct rte_eth_dev *dev;
1915         int ret;
1916
1917         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1918         /* Check mask bits */
1919         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
1920         if (ret < 0)
1921                 return ret;
1922
1923         dev = &rte_eth_devices[port_id];
1924
1925         /* Check entry value */
1926         ret = rte_eth_check_reta_entry(reta_conf, reta_size,
1927                                 dev->data->nb_rx_queues);
1928         if (ret < 0)
1929                 return ret;
1930
1931         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
1932         return (*dev->dev_ops->reta_update)(dev, reta_conf, reta_size);
1933 }
1934
1935 int
1936 rte_eth_dev_rss_reta_query(uint8_t port_id,
1937                            struct rte_eth_rss_reta_entry64 *reta_conf,
1938                            uint16_t reta_size)
1939 {
1940         struct rte_eth_dev *dev;
1941         int ret;
1942
1943         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1944
1945         /* Check mask bits */
1946         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
1947         if (ret < 0)
1948                 return ret;
1949
1950         dev = &rte_eth_devices[port_id];
1951         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
1952         return (*dev->dev_ops->reta_query)(dev, reta_conf, reta_size);
1953 }
1954
1955 int
1956 rte_eth_dev_rss_hash_update(uint8_t port_id, struct rte_eth_rss_conf *rss_conf)
1957 {
1958         struct rte_eth_dev *dev;
1959         uint16_t rss_hash_protos;
1960
1961         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1962         rss_hash_protos = rss_conf->rss_hf;
1963         if ((rss_hash_protos != 0) &&
1964             ((rss_hash_protos & ETH_RSS_PROTO_MASK) == 0)) {
1965                 RTE_PMD_DEBUG_TRACE("Invalid rss_hash_protos=0x%x\n",
1966                                 rss_hash_protos);
1967                 return -EINVAL;
1968         }
1969         dev = &rte_eth_devices[port_id];
1970         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
1971         return (*dev->dev_ops->rss_hash_update)(dev, rss_conf);
1972 }
1973
1974 int
1975 rte_eth_dev_rss_hash_conf_get(uint8_t port_id,
1976                               struct rte_eth_rss_conf *rss_conf)
1977 {
1978         struct rte_eth_dev *dev;
1979
1980         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1981         dev = &rte_eth_devices[port_id];
1982         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
1983         return (*dev->dev_ops->rss_hash_conf_get)(dev, rss_conf);
1984 }
1985
1986 int
1987 rte_eth_dev_udp_tunnel_port_add(uint8_t port_id,
1988                                 struct rte_eth_udp_tunnel *udp_tunnel)
1989 {
1990         struct rte_eth_dev *dev;
1991
1992         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1993         if (udp_tunnel == NULL) {
1994                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
1995                 return -EINVAL;
1996         }
1997
1998         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
1999                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2000                 return -EINVAL;
2001         }
2002
2003         dev = &rte_eth_devices[port_id];
2004         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_add, -ENOTSUP);
2005         return (*dev->dev_ops->udp_tunnel_port_add)(dev, udp_tunnel);
2006 }
2007
2008 int
2009 rte_eth_dev_udp_tunnel_port_delete(uint8_t port_id,
2010                                    struct rte_eth_udp_tunnel *udp_tunnel)
2011 {
2012         struct rte_eth_dev *dev;
2013
2014         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2015         dev = &rte_eth_devices[port_id];
2016
2017         if (udp_tunnel == NULL) {
2018                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2019                 return -EINVAL;
2020         }
2021
2022         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2023                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2024                 return -EINVAL;
2025         }
2026
2027         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_del, -ENOTSUP);
2028         return (*dev->dev_ops->udp_tunnel_port_del)(dev, udp_tunnel);
2029 }
2030
2031 int
2032 rte_eth_led_on(uint8_t port_id)
2033 {
2034         struct rte_eth_dev *dev;
2035
2036         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2037         dev = &rte_eth_devices[port_id];
2038         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
2039         return (*dev->dev_ops->dev_led_on)(dev);
2040 }
2041
2042 int
2043 rte_eth_led_off(uint8_t port_id)
2044 {
2045         struct rte_eth_dev *dev;
2046
2047         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2048         dev = &rte_eth_devices[port_id];
2049         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
2050         return (*dev->dev_ops->dev_led_off)(dev);
2051 }
2052
2053 /*
2054  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2055  * an empty spot.
2056  */
2057 static int
2058 get_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2059 {
2060         struct rte_eth_dev_info dev_info;
2061         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2062         unsigned i;
2063
2064         rte_eth_dev_info_get(port_id, &dev_info);
2065
2066         for (i = 0; i < dev_info.max_mac_addrs; i++)
2067                 if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
2068                         return i;
2069
2070         return -1;
2071 }
2072
2073 static const struct ether_addr null_mac_addr;
2074
2075 int
2076 rte_eth_dev_mac_addr_add(uint8_t port_id, struct ether_addr *addr,
2077                         uint32_t pool)
2078 {
2079         struct rte_eth_dev *dev;
2080         int index;
2081         uint64_t pool_mask;
2082
2083         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2084         dev = &rte_eth_devices[port_id];
2085         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
2086
2087         if (is_zero_ether_addr(addr)) {
2088                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2089                         port_id);
2090                 return -EINVAL;
2091         }
2092         if (pool >= ETH_64_POOLS) {
2093                 RTE_PMD_DEBUG_TRACE("pool id must be 0-%d\n", ETH_64_POOLS - 1);
2094                 return -EINVAL;
2095         }
2096
2097         index = get_mac_addr_index(port_id, addr);
2098         if (index < 0) {
2099                 index = get_mac_addr_index(port_id, &null_mac_addr);
2100                 if (index < 0) {
2101                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2102                                 port_id);
2103                         return -ENOSPC;
2104                 }
2105         } else {
2106                 pool_mask = dev->data->mac_pool_sel[index];
2107
2108                 /* Check if both MAC address and pool is already there, and do nothing */
2109                 if (pool_mask & (1ULL << pool))
2110                         return 0;
2111         }
2112
2113         /* Update NIC */
2114         (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
2115
2116         /* Update address in NIC data structure */
2117         ether_addr_copy(addr, &dev->data->mac_addrs[index]);
2118
2119         /* Update pool bitmap in NIC data structure */
2120         dev->data->mac_pool_sel[index] |= (1ULL << pool);
2121
2122         return 0;
2123 }
2124
2125 int
2126 rte_eth_dev_mac_addr_remove(uint8_t port_id, struct ether_addr *addr)
2127 {
2128         struct rte_eth_dev *dev;
2129         int index;
2130
2131         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2132         dev = &rte_eth_devices[port_id];
2133         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
2134
2135         index = get_mac_addr_index(port_id, addr);
2136         if (index == 0) {
2137                 RTE_PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id);
2138                 return -EADDRINUSE;
2139         } else if (index < 0)
2140                 return 0;  /* Do nothing if address wasn't found */
2141
2142         /* Update NIC */
2143         (*dev->dev_ops->mac_addr_remove)(dev, index);
2144
2145         /* Update address in NIC data structure */
2146         ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
2147
2148         /* reset pool bitmap */
2149         dev->data->mac_pool_sel[index] = 0;
2150
2151         return 0;
2152 }
2153
2154 int
2155 rte_eth_dev_default_mac_addr_set(uint8_t port_id, struct ether_addr *addr)
2156 {
2157         struct rte_eth_dev *dev;
2158
2159         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2160
2161         if (!is_valid_assigned_ether_addr(addr))
2162                 return -EINVAL;
2163
2164         dev = &rte_eth_devices[port_id];
2165         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
2166
2167         /* Update default address in NIC data structure */
2168         ether_addr_copy(addr, &dev->data->mac_addrs[0]);
2169
2170         (*dev->dev_ops->mac_addr_set)(dev, addr);
2171
2172         return 0;
2173 }
2174
2175 int
2176 rte_eth_dev_set_vf_rxmode(uint8_t port_id,  uint16_t vf,
2177                                 uint16_t rx_mode, uint8_t on)
2178 {
2179         uint16_t num_vfs;
2180         struct rte_eth_dev *dev;
2181         struct rte_eth_dev_info dev_info;
2182
2183         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2184
2185         dev = &rte_eth_devices[port_id];
2186         rte_eth_dev_info_get(port_id, &dev_info);
2187
2188         num_vfs = dev_info.max_vfs;
2189         if (vf > num_vfs) {
2190                 RTE_PMD_DEBUG_TRACE("set VF RX mode:invalid VF id %d\n", vf);
2191                 return -EINVAL;
2192         }
2193
2194         if (rx_mode == 0) {
2195                 RTE_PMD_DEBUG_TRACE("set VF RX mode:mode mask ca not be zero\n");
2196                 return -EINVAL;
2197         }
2198         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx_mode, -ENOTSUP);
2199         return (*dev->dev_ops->set_vf_rx_mode)(dev, vf, rx_mode, on);
2200 }
2201
2202 /*
2203  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2204  * an empty spot.
2205  */
2206 static int
2207 get_hash_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2208 {
2209         struct rte_eth_dev_info dev_info;
2210         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2211         unsigned i;
2212
2213         rte_eth_dev_info_get(port_id, &dev_info);
2214         if (!dev->data->hash_mac_addrs)
2215                 return -1;
2216
2217         for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
2218                 if (memcmp(addr, &dev->data->hash_mac_addrs[i],
2219                         ETHER_ADDR_LEN) == 0)
2220                         return i;
2221
2222         return -1;
2223 }
2224
2225 int
2226 rte_eth_dev_uc_hash_table_set(uint8_t port_id, struct ether_addr *addr,
2227                                 uint8_t on)
2228 {
2229         int index;
2230         int ret;
2231         struct rte_eth_dev *dev;
2232
2233         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2234
2235         dev = &rte_eth_devices[port_id];
2236         if (is_zero_ether_addr(addr)) {
2237                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2238                         port_id);
2239                 return -EINVAL;
2240         }
2241
2242         index = get_hash_mac_addr_index(port_id, addr);
2243         /* Check if it's already there, and do nothing */
2244         if ((index >= 0) && (on))
2245                 return 0;
2246
2247         if (index < 0) {
2248                 if (!on) {
2249                         RTE_PMD_DEBUG_TRACE("port %d: the MAC address was not "
2250                                 "set in UTA\n", port_id);
2251                         return -EINVAL;
2252                 }
2253
2254                 index = get_hash_mac_addr_index(port_id, &null_mac_addr);
2255                 if (index < 0) {
2256                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2257                                         port_id);
2258                         return -ENOSPC;
2259                 }
2260         }
2261
2262         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
2263         ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
2264         if (ret == 0) {
2265                 /* Update address in NIC data structure */
2266                 if (on)
2267                         ether_addr_copy(addr,
2268                                         &dev->data->hash_mac_addrs[index]);
2269                 else
2270                         ether_addr_copy(&null_mac_addr,
2271                                         &dev->data->hash_mac_addrs[index]);
2272         }
2273
2274         return ret;
2275 }
2276
2277 int
2278 rte_eth_dev_uc_all_hash_table_set(uint8_t port_id, uint8_t on)
2279 {
2280         struct rte_eth_dev *dev;
2281
2282         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2283
2284         dev = &rte_eth_devices[port_id];
2285
2286         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
2287         return (*dev->dev_ops->uc_all_hash_table_set)(dev, on);
2288 }
2289
2290 int
2291 rte_eth_dev_set_vf_rx(uint8_t port_id, uint16_t vf, uint8_t on)
2292 {
2293         uint16_t num_vfs;
2294         struct rte_eth_dev *dev;
2295         struct rte_eth_dev_info dev_info;
2296
2297         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2298
2299         dev = &rte_eth_devices[port_id];
2300         rte_eth_dev_info_get(port_id, &dev_info);
2301
2302         num_vfs = dev_info.max_vfs;
2303         if (vf > num_vfs) {
2304                 RTE_PMD_DEBUG_TRACE("port %d: invalid vf id\n", port_id);
2305                 return -EINVAL;
2306         }
2307
2308         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx, -ENOTSUP);
2309         return (*dev->dev_ops->set_vf_rx)(dev, vf, on);
2310 }
2311
2312 int
2313 rte_eth_dev_set_vf_tx(uint8_t port_id, uint16_t vf, uint8_t on)
2314 {
2315         uint16_t num_vfs;
2316         struct rte_eth_dev *dev;
2317         struct rte_eth_dev_info dev_info;
2318
2319         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2320
2321         dev = &rte_eth_devices[port_id];
2322         rte_eth_dev_info_get(port_id, &dev_info);
2323
2324         num_vfs = dev_info.max_vfs;
2325         if (vf > num_vfs) {
2326                 RTE_PMD_DEBUG_TRACE("set pool tx:invalid pool id=%d\n", vf);
2327                 return -EINVAL;
2328         }
2329
2330         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_tx, -ENOTSUP);
2331         return (*dev->dev_ops->set_vf_tx)(dev, vf, on);
2332 }
2333
2334 int
2335 rte_eth_dev_set_vf_vlan_filter(uint8_t port_id, uint16_t vlan_id,
2336                                uint64_t vf_mask, uint8_t vlan_on)
2337 {
2338         struct rte_eth_dev *dev;
2339
2340         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2341
2342         dev = &rte_eth_devices[port_id];
2343
2344         if (vlan_id > ETHER_MAX_VLAN_ID) {
2345                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:invalid VLAN id=%d\n",
2346                         vlan_id);
2347                 return -EINVAL;
2348         }
2349
2350         if (vf_mask == 0) {
2351                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:pool_mask can not be 0\n");
2352                 return -EINVAL;
2353         }
2354
2355         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_vlan_filter, -ENOTSUP);
2356         return (*dev->dev_ops->set_vf_vlan_filter)(dev, vlan_id,
2357                                                    vf_mask, vlan_on);
2358 }
2359
2360 int rte_eth_set_queue_rate_limit(uint8_t port_id, uint16_t queue_idx,
2361                                         uint16_t tx_rate)
2362 {
2363         struct rte_eth_dev *dev;
2364         struct rte_eth_dev_info dev_info;
2365         struct rte_eth_link link;
2366
2367         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2368
2369         dev = &rte_eth_devices[port_id];
2370         rte_eth_dev_info_get(port_id, &dev_info);
2371         link = dev->data->dev_link;
2372
2373         if (queue_idx > dev_info.max_tx_queues) {
2374                 RTE_PMD_DEBUG_TRACE("set queue rate limit:port %d: "
2375                                 "invalid queue id=%d\n", port_id, queue_idx);
2376                 return -EINVAL;
2377         }
2378
2379         if (tx_rate > link.link_speed) {
2380                 RTE_PMD_DEBUG_TRACE("set queue rate limit:invalid tx_rate=%d, "
2381                                 "bigger than link speed= %d\n",
2382                         tx_rate, link.link_speed);
2383                 return -EINVAL;
2384         }
2385
2386         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
2387         return (*dev->dev_ops->set_queue_rate_limit)(dev, queue_idx, tx_rate);
2388 }
2389
2390 int rte_eth_set_vf_rate_limit(uint8_t port_id, uint16_t vf, uint16_t tx_rate,
2391                                 uint64_t q_msk)
2392 {
2393         struct rte_eth_dev *dev;
2394         struct rte_eth_dev_info dev_info;
2395         struct rte_eth_link link;
2396
2397         if (q_msk == 0)
2398                 return 0;
2399
2400         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2401
2402         dev = &rte_eth_devices[port_id];
2403         rte_eth_dev_info_get(port_id, &dev_info);
2404         link = dev->data->dev_link;
2405
2406         if (vf > dev_info.max_vfs) {
2407                 RTE_PMD_DEBUG_TRACE("set VF rate limit:port %d: "
2408                                 "invalid vf id=%d\n", port_id, vf);
2409                 return -EINVAL;
2410         }
2411
2412         if (tx_rate > link.link_speed) {
2413                 RTE_PMD_DEBUG_TRACE("set VF rate limit:invalid tx_rate=%d, "
2414                                 "bigger than link speed= %d\n",
2415                                 tx_rate, link.link_speed);
2416                 return -EINVAL;
2417         }
2418
2419         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rate_limit, -ENOTSUP);
2420         return (*dev->dev_ops->set_vf_rate_limit)(dev, vf, tx_rate, q_msk);
2421 }
2422
2423 int
2424 rte_eth_mirror_rule_set(uint8_t port_id,
2425                         struct rte_eth_mirror_conf *mirror_conf,
2426                         uint8_t rule_id, uint8_t on)
2427 {
2428         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2429
2430         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2431         if (mirror_conf->rule_type == 0) {
2432                 RTE_PMD_DEBUG_TRACE("mirror rule type can not be 0.\n");
2433                 return -EINVAL;
2434         }
2435
2436         if (mirror_conf->dst_pool >= ETH_64_POOLS) {
2437                 RTE_PMD_DEBUG_TRACE("Invalid dst pool, pool id must be 0-%d\n",
2438                                 ETH_64_POOLS - 1);
2439                 return -EINVAL;
2440         }
2441
2442         if ((mirror_conf->rule_type & (ETH_MIRROR_VIRTUAL_POOL_UP |
2443              ETH_MIRROR_VIRTUAL_POOL_DOWN)) &&
2444             (mirror_conf->pool_mask == 0)) {
2445                 RTE_PMD_DEBUG_TRACE("Invalid mirror pool, pool mask can not be 0.\n");
2446                 return -EINVAL;
2447         }
2448
2449         if ((mirror_conf->rule_type & ETH_MIRROR_VLAN) &&
2450             mirror_conf->vlan.vlan_mask == 0) {
2451                 RTE_PMD_DEBUG_TRACE("Invalid vlan mask, vlan mask can not be 0.\n");
2452                 return -EINVAL;
2453         }
2454
2455         dev = &rte_eth_devices[port_id];
2456         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
2457
2458         return (*dev->dev_ops->mirror_rule_set)(dev, mirror_conf, rule_id, on);
2459 }
2460
2461 int
2462 rte_eth_mirror_rule_reset(uint8_t port_id, uint8_t rule_id)
2463 {
2464         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2465
2466         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2467
2468         dev = &rte_eth_devices[port_id];
2469         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
2470
2471         return (*dev->dev_ops->mirror_rule_reset)(dev, rule_id);
2472 }
2473
2474 int
2475 rte_eth_dev_callback_register(uint8_t port_id,
2476                         enum rte_eth_event_type event,
2477                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2478 {
2479         struct rte_eth_dev *dev;
2480         struct rte_eth_dev_callback *user_cb;
2481
2482         if (!cb_fn)
2483                 return -EINVAL;
2484
2485         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2486
2487         dev = &rte_eth_devices[port_id];
2488         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2489
2490         TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
2491                 if (user_cb->cb_fn == cb_fn &&
2492                         user_cb->cb_arg == cb_arg &&
2493                         user_cb->event == event) {
2494                         break;
2495                 }
2496         }
2497
2498         /* create a new callback. */
2499         if (user_cb == NULL) {
2500                 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
2501                                         sizeof(struct rte_eth_dev_callback), 0);
2502                 if (user_cb != NULL) {
2503                         user_cb->cb_fn = cb_fn;
2504                         user_cb->cb_arg = cb_arg;
2505                         user_cb->event = event;
2506                         TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
2507                 }
2508         }
2509
2510         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2511         return (user_cb == NULL) ? -ENOMEM : 0;
2512 }
2513
2514 int
2515 rte_eth_dev_callback_unregister(uint8_t port_id,
2516                         enum rte_eth_event_type event,
2517                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2518 {
2519         int ret;
2520         struct rte_eth_dev *dev;
2521         struct rte_eth_dev_callback *cb, *next;
2522
2523         if (!cb_fn)
2524                 return -EINVAL;
2525
2526         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2527
2528         dev = &rte_eth_devices[port_id];
2529         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2530
2531         ret = 0;
2532         for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
2533
2534                 next = TAILQ_NEXT(cb, next);
2535
2536                 if (cb->cb_fn != cb_fn || cb->event != event ||
2537                                 (cb->cb_arg != (void *)-1 &&
2538                                 cb->cb_arg != cb_arg))
2539                         continue;
2540
2541                 /*
2542                  * if this callback is not executing right now,
2543                  * then remove it.
2544                  */
2545                 if (cb->active == 0) {
2546                         TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
2547                         rte_free(cb);
2548                 } else {
2549                         ret = -EAGAIN;
2550                 }
2551         }
2552
2553         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2554         return ret;
2555 }
2556
2557 void
2558 _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
2559         enum rte_eth_event_type event, void *cb_arg)
2560 {
2561         struct rte_eth_dev_callback *cb_lst;
2562         struct rte_eth_dev_callback dev_cb;
2563
2564         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2565         TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
2566                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
2567                         continue;
2568                 dev_cb = *cb_lst;
2569                 cb_lst->active = 1;
2570                 if (cb_arg != NULL)
2571                         dev_cb.cb_arg = (void *) cb_arg;
2572
2573                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2574                 dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
2575                                                 dev_cb.cb_arg);
2576                 rte_spinlock_lock(&rte_eth_dev_cb_lock);
2577                 cb_lst->active = 0;
2578         }
2579         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2580 }
2581
2582 int
2583 rte_eth_dev_rx_intr_ctl(uint8_t port_id, int epfd, int op, void *data)
2584 {
2585         uint32_t vec;
2586         struct rte_eth_dev *dev;
2587         struct rte_intr_handle *intr_handle;
2588         uint16_t qid;
2589         int rc;
2590
2591         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2592
2593         dev = &rte_eth_devices[port_id];
2594
2595         if (!dev->intr_handle) {
2596                 RTE_PMD_DEBUG_TRACE("RX Intr handle unset\n");
2597                 return -ENOTSUP;
2598         }
2599
2600         intr_handle = dev->intr_handle;
2601         if (!intr_handle->intr_vec) {
2602                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2603                 return -EPERM;
2604         }
2605
2606         for (qid = 0; qid < dev->data->nb_rx_queues; qid++) {
2607                 vec = intr_handle->intr_vec[qid];
2608                 rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2609                 if (rc && rc != -EEXIST) {
2610                         RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2611                                         " op %d epfd %d vec %u\n",
2612                                         port_id, qid, op, epfd, vec);
2613                 }
2614         }
2615
2616         return 0;
2617 }
2618
2619 const struct rte_memzone *
2620 rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
2621                          uint16_t queue_id, size_t size, unsigned align,
2622                          int socket_id)
2623 {
2624         char z_name[RTE_MEMZONE_NAMESIZE];
2625         const struct rte_memzone *mz;
2626
2627         snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
2628                  dev->data->drv_name, ring_name,
2629                  dev->data->port_id, queue_id);
2630
2631         mz = rte_memzone_lookup(z_name);
2632         if (mz)
2633                 return mz;
2634
2635         if (rte_xen_dom0_supported())
2636                 return rte_memzone_reserve_bounded(z_name, size, socket_id,
2637                                                    0, align, RTE_PGSIZE_2M);
2638         else
2639                 return rte_memzone_reserve_aligned(z_name, size, socket_id,
2640                                                    0, align);
2641 }
2642
2643 int
2644 rte_eth_dev_rx_intr_ctl_q(uint8_t port_id, uint16_t queue_id,
2645                           int epfd, int op, void *data)
2646 {
2647         uint32_t vec;
2648         struct rte_eth_dev *dev;
2649         struct rte_intr_handle *intr_handle;
2650         int rc;
2651
2652         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2653
2654         dev = &rte_eth_devices[port_id];
2655         if (queue_id >= dev->data->nb_rx_queues) {
2656                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%u\n", queue_id);
2657                 return -EINVAL;
2658         }
2659
2660         if (!dev->intr_handle) {
2661                 RTE_PMD_DEBUG_TRACE("RX Intr handle unset\n");
2662                 return -ENOTSUP;
2663         }
2664
2665         intr_handle = dev->intr_handle;
2666         if (!intr_handle->intr_vec) {
2667                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2668                 return -EPERM;
2669         }
2670
2671         vec = intr_handle->intr_vec[queue_id];
2672         rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2673         if (rc && rc != -EEXIST) {
2674                 RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2675                                 " op %d epfd %d vec %u\n",
2676                                 port_id, queue_id, op, epfd, vec);
2677                 return rc;
2678         }
2679
2680         return 0;
2681 }
2682
2683 int
2684 rte_eth_dev_rx_intr_enable(uint8_t port_id,
2685                            uint16_t queue_id)
2686 {
2687         struct rte_eth_dev *dev;
2688
2689         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2690
2691         dev = &rte_eth_devices[port_id];
2692
2693         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
2694         return (*dev->dev_ops->rx_queue_intr_enable)(dev, queue_id);
2695 }
2696
2697 int
2698 rte_eth_dev_rx_intr_disable(uint8_t port_id,
2699                             uint16_t queue_id)
2700 {
2701         struct rte_eth_dev *dev;
2702
2703         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2704
2705         dev = &rte_eth_devices[port_id];
2706
2707         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
2708         return (*dev->dev_ops->rx_queue_intr_disable)(dev, queue_id);
2709 }
2710
2711 #ifdef RTE_NIC_BYPASS
2712 int rte_eth_dev_bypass_init(uint8_t port_id)
2713 {
2714         struct rte_eth_dev *dev;
2715
2716         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2717
2718         dev = &rte_eth_devices[port_id];
2719         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_init, -ENOTSUP);
2720         (*dev->dev_ops->bypass_init)(dev);
2721         return 0;
2722 }
2723
2724 int
2725 rte_eth_dev_bypass_state_show(uint8_t port_id, uint32_t *state)
2726 {
2727         struct rte_eth_dev *dev;
2728
2729         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2730
2731         dev = &rte_eth_devices[port_id];
2732         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2733         (*dev->dev_ops->bypass_state_show)(dev, state);
2734         return 0;
2735 }
2736
2737 int
2738 rte_eth_dev_bypass_state_set(uint8_t port_id, uint32_t *new_state)
2739 {
2740         struct rte_eth_dev *dev;
2741
2742         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2743
2744         dev = &rte_eth_devices[port_id];
2745         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_set, -ENOTSUP);
2746         (*dev->dev_ops->bypass_state_set)(dev, new_state);
2747         return 0;
2748 }
2749
2750 int
2751 rte_eth_dev_bypass_event_show(uint8_t port_id, uint32_t event, uint32_t *state)
2752 {
2753         struct rte_eth_dev *dev;
2754
2755         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2756
2757         dev = &rte_eth_devices[port_id];
2758         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2759         (*dev->dev_ops->bypass_event_show)(dev, event, state);
2760         return 0;
2761 }
2762
2763 int
2764 rte_eth_dev_bypass_event_store(uint8_t port_id, uint32_t event, uint32_t state)
2765 {
2766         struct rte_eth_dev *dev;
2767
2768         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2769
2770         dev = &rte_eth_devices[port_id];
2771
2772         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_event_set, -ENOTSUP);
2773         (*dev->dev_ops->bypass_event_set)(dev, event, state);
2774         return 0;
2775 }
2776
2777 int
2778 rte_eth_dev_wd_timeout_store(uint8_t port_id, uint32_t timeout)
2779 {
2780         struct rte_eth_dev *dev;
2781
2782         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2783
2784         dev = &rte_eth_devices[port_id];
2785
2786         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_set, -ENOTSUP);
2787         (*dev->dev_ops->bypass_wd_timeout_set)(dev, timeout);
2788         return 0;
2789 }
2790
2791 int
2792 rte_eth_dev_bypass_ver_show(uint8_t port_id, uint32_t *ver)
2793 {
2794         struct rte_eth_dev *dev;
2795
2796         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2797
2798         dev = &rte_eth_devices[port_id];
2799
2800         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_ver_show, -ENOTSUP);
2801         (*dev->dev_ops->bypass_ver_show)(dev, ver);
2802         return 0;
2803 }
2804
2805 int
2806 rte_eth_dev_bypass_wd_timeout_show(uint8_t port_id, uint32_t *wd_timeout)
2807 {
2808         struct rte_eth_dev *dev;
2809
2810         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2811
2812         dev = &rte_eth_devices[port_id];
2813
2814         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_show, -ENOTSUP);
2815         (*dev->dev_ops->bypass_wd_timeout_show)(dev, wd_timeout);
2816         return 0;
2817 }
2818
2819 int
2820 rte_eth_dev_bypass_wd_reset(uint8_t port_id)
2821 {
2822         struct rte_eth_dev *dev;
2823
2824         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2825
2826         dev = &rte_eth_devices[port_id];
2827
2828         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_reset, -ENOTSUP);
2829         (*dev->dev_ops->bypass_wd_reset)(dev);
2830         return 0;
2831 }
2832 #endif
2833
2834 int
2835 rte_eth_dev_filter_supported(uint8_t port_id, enum rte_filter_type filter_type)
2836 {
2837         struct rte_eth_dev *dev;
2838
2839         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2840
2841         dev = &rte_eth_devices[port_id];
2842         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2843         return (*dev->dev_ops->filter_ctrl)(dev, filter_type,
2844                                 RTE_ETH_FILTER_NOP, NULL);
2845 }
2846
2847 int
2848 rte_eth_dev_filter_ctrl(uint8_t port_id, enum rte_filter_type filter_type,
2849                        enum rte_filter_op filter_op, void *arg)
2850 {
2851         struct rte_eth_dev *dev;
2852
2853         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2854
2855         dev = &rte_eth_devices[port_id];
2856         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2857         return (*dev->dev_ops->filter_ctrl)(dev, filter_type, filter_op, arg);
2858 }
2859
2860 void *
2861 rte_eth_add_rx_callback(uint8_t port_id, uint16_t queue_id,
2862                 rte_rx_callback_fn fn, void *user_param)
2863 {
2864 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2865         rte_errno = ENOTSUP;
2866         return NULL;
2867 #endif
2868         /* check input parameters */
2869         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2870                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2871                 rte_errno = EINVAL;
2872                 return NULL;
2873         }
2874         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2875
2876         if (cb == NULL) {
2877                 rte_errno = ENOMEM;
2878                 return NULL;
2879         }
2880
2881         cb->fn.rx = fn;
2882         cb->param = user_param;
2883
2884         rte_spinlock_lock(&rte_eth_rx_cb_lock);
2885         /* Add the callbacks in fifo order. */
2886         struct rte_eth_rxtx_callback *tail =
2887                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
2888
2889         if (!tail) {
2890                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
2891
2892         } else {
2893                 while (tail->next)
2894                         tail = tail->next;
2895                 tail->next = cb;
2896         }
2897         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
2898
2899         return cb;
2900 }
2901
2902 void *
2903 rte_eth_add_first_rx_callback(uint8_t port_id, uint16_t queue_id,
2904                 rte_rx_callback_fn fn, void *user_param)
2905 {
2906 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2907         rte_errno = ENOTSUP;
2908         return NULL;
2909 #endif
2910         /* check input parameters */
2911         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2912                 queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2913                 rte_errno = EINVAL;
2914                 return NULL;
2915         }
2916
2917         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2918
2919         if (cb == NULL) {
2920                 rte_errno = ENOMEM;
2921                 return NULL;
2922         }
2923
2924         cb->fn.rx = fn;
2925         cb->param = user_param;
2926
2927         rte_spinlock_lock(&rte_eth_rx_cb_lock);
2928         /* Add the callbacks at fisrt position*/
2929         cb->next = rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
2930         rte_smp_wmb();
2931         rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
2932         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
2933
2934         return cb;
2935 }
2936
2937 void *
2938 rte_eth_add_tx_callback(uint8_t port_id, uint16_t queue_id,
2939                 rte_tx_callback_fn fn, void *user_param)
2940 {
2941 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2942         rte_errno = ENOTSUP;
2943         return NULL;
2944 #endif
2945         /* check input parameters */
2946         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2947                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
2948                 rte_errno = EINVAL;
2949                 return NULL;
2950         }
2951
2952         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2953
2954         if (cb == NULL) {
2955                 rte_errno = ENOMEM;
2956                 return NULL;
2957         }
2958
2959         cb->fn.tx = fn;
2960         cb->param = user_param;
2961
2962         rte_spinlock_lock(&rte_eth_tx_cb_lock);
2963         /* Add the callbacks in fifo order. */
2964         struct rte_eth_rxtx_callback *tail =
2965                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id];
2966
2967         if (!tail) {
2968                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id] = cb;
2969
2970         } else {
2971                 while (tail->next)
2972                         tail = tail->next;
2973                 tail->next = cb;
2974         }
2975         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
2976
2977         return cb;
2978 }
2979
2980 int
2981 rte_eth_remove_rx_callback(uint8_t port_id, uint16_t queue_id,
2982                 struct rte_eth_rxtx_callback *user_cb)
2983 {
2984 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2985         return -ENOTSUP;
2986 #endif
2987         /* Check input parameters. */
2988         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2989         if (user_cb == NULL ||
2990                         queue_id >= rte_eth_devices[port_id].data->nb_rx_queues)
2991                 return -EINVAL;
2992
2993         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2994         struct rte_eth_rxtx_callback *cb;
2995         struct rte_eth_rxtx_callback **prev_cb;
2996         int ret = -EINVAL;
2997
2998         rte_spinlock_lock(&rte_eth_rx_cb_lock);
2999         prev_cb = &dev->post_rx_burst_cbs[queue_id];
3000         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3001                 cb = *prev_cb;
3002                 if (cb == user_cb) {
3003                         /* Remove the user cb from the callback list. */
3004                         *prev_cb = cb->next;
3005                         ret = 0;
3006                         break;
3007                 }
3008         }
3009         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3010
3011         return ret;
3012 }
3013
3014 int
3015 rte_eth_remove_tx_callback(uint8_t port_id, uint16_t queue_id,
3016                 struct rte_eth_rxtx_callback *user_cb)
3017 {
3018 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3019         return -ENOTSUP;
3020 #endif
3021         /* Check input parameters. */
3022         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3023         if (user_cb == NULL ||
3024                         queue_id >= rte_eth_devices[port_id].data->nb_tx_queues)
3025                 return -EINVAL;
3026
3027         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3028         int ret = -EINVAL;
3029         struct rte_eth_rxtx_callback *cb;
3030         struct rte_eth_rxtx_callback **prev_cb;
3031
3032         rte_spinlock_lock(&rte_eth_tx_cb_lock);
3033         prev_cb = &dev->pre_tx_burst_cbs[queue_id];
3034         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3035                 cb = *prev_cb;
3036                 if (cb == user_cb) {
3037                         /* Remove the user cb from the callback list. */
3038                         *prev_cb = cb->next;
3039                         ret = 0;
3040                         break;
3041                 }
3042         }
3043         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3044
3045         return ret;
3046 }
3047
3048 int
3049 rte_eth_rx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3050         struct rte_eth_rxq_info *qinfo)
3051 {
3052         struct rte_eth_dev *dev;
3053
3054         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3055
3056         if (qinfo == NULL)
3057                 return -EINVAL;
3058
3059         dev = &rte_eth_devices[port_id];
3060         if (queue_id >= dev->data->nb_rx_queues) {
3061                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
3062                 return -EINVAL;
3063         }
3064
3065         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
3066
3067         memset(qinfo, 0, sizeof(*qinfo));
3068         dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
3069         return 0;
3070 }
3071
3072 int
3073 rte_eth_tx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3074         struct rte_eth_txq_info *qinfo)
3075 {
3076         struct rte_eth_dev *dev;
3077
3078         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3079
3080         if (qinfo == NULL)
3081                 return -EINVAL;
3082
3083         dev = &rte_eth_devices[port_id];
3084         if (queue_id >= dev->data->nb_tx_queues) {
3085                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
3086                 return -EINVAL;
3087         }
3088
3089         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
3090
3091         memset(qinfo, 0, sizeof(*qinfo));
3092         dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
3093         return 0;
3094 }
3095
3096 int
3097 rte_eth_dev_set_mc_addr_list(uint8_t port_id,
3098                              struct ether_addr *mc_addr_set,
3099                              uint32_t nb_mc_addr)
3100 {
3101         struct rte_eth_dev *dev;
3102
3103         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3104
3105         dev = &rte_eth_devices[port_id];
3106         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_mc_addr_list, -ENOTSUP);
3107         return dev->dev_ops->set_mc_addr_list(dev, mc_addr_set, nb_mc_addr);
3108 }
3109
3110 int
3111 rte_eth_timesync_enable(uint8_t port_id)
3112 {
3113         struct rte_eth_dev *dev;
3114
3115         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3116         dev = &rte_eth_devices[port_id];
3117
3118         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
3119         return (*dev->dev_ops->timesync_enable)(dev);
3120 }
3121
3122 int
3123 rte_eth_timesync_disable(uint8_t port_id)
3124 {
3125         struct rte_eth_dev *dev;
3126
3127         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3128         dev = &rte_eth_devices[port_id];
3129
3130         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
3131         return (*dev->dev_ops->timesync_disable)(dev);
3132 }
3133
3134 int
3135 rte_eth_timesync_read_rx_timestamp(uint8_t port_id, struct timespec *timestamp,
3136                                    uint32_t flags)
3137 {
3138         struct rte_eth_dev *dev;
3139
3140         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3141         dev = &rte_eth_devices[port_id];
3142
3143         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp, -ENOTSUP);
3144         return (*dev->dev_ops->timesync_read_rx_timestamp)(dev, timestamp, flags);
3145 }
3146
3147 int
3148 rte_eth_timesync_read_tx_timestamp(uint8_t port_id, struct timespec *timestamp)
3149 {
3150         struct rte_eth_dev *dev;
3151
3152         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3153         dev = &rte_eth_devices[port_id];
3154
3155         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp, -ENOTSUP);
3156         return (*dev->dev_ops->timesync_read_tx_timestamp)(dev, timestamp);
3157 }
3158
3159 int
3160 rte_eth_timesync_adjust_time(uint8_t port_id, int64_t delta)
3161 {
3162         struct rte_eth_dev *dev;
3163
3164         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3165         dev = &rte_eth_devices[port_id];
3166
3167         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_adjust_time, -ENOTSUP);
3168         return (*dev->dev_ops->timesync_adjust_time)(dev, delta);
3169 }
3170
3171 int
3172 rte_eth_timesync_read_time(uint8_t port_id, struct timespec *timestamp)
3173 {
3174         struct rte_eth_dev *dev;
3175
3176         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3177         dev = &rte_eth_devices[port_id];
3178
3179         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_time, -ENOTSUP);
3180         return (*dev->dev_ops->timesync_read_time)(dev, timestamp);
3181 }
3182
3183 int
3184 rte_eth_timesync_write_time(uint8_t port_id, const struct timespec *timestamp)
3185 {
3186         struct rte_eth_dev *dev;
3187
3188         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3189         dev = &rte_eth_devices[port_id];
3190
3191         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_write_time, -ENOTSUP);
3192         return (*dev->dev_ops->timesync_write_time)(dev, timestamp);
3193 }
3194
3195 int
3196 rte_eth_dev_get_reg_info(uint8_t port_id, struct rte_dev_reg_info *info)
3197 {
3198         struct rte_eth_dev *dev;
3199
3200         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3201
3202         dev = &rte_eth_devices[port_id];
3203         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
3204         return (*dev->dev_ops->get_reg)(dev, info);
3205 }
3206
3207 int
3208 rte_eth_dev_get_eeprom_length(uint8_t port_id)
3209 {
3210         struct rte_eth_dev *dev;
3211
3212         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3213
3214         dev = &rte_eth_devices[port_id];
3215         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
3216         return (*dev->dev_ops->get_eeprom_length)(dev);
3217 }
3218
3219 int
3220 rte_eth_dev_get_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3221 {
3222         struct rte_eth_dev *dev;
3223
3224         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3225
3226         dev = &rte_eth_devices[port_id];
3227         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
3228         return (*dev->dev_ops->get_eeprom)(dev, info);
3229 }
3230
3231 int
3232 rte_eth_dev_set_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3233 {
3234         struct rte_eth_dev *dev;
3235
3236         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3237
3238         dev = &rte_eth_devices[port_id];
3239         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
3240         return (*dev->dev_ops->set_eeprom)(dev, info);
3241 }
3242
3243 int
3244 rte_eth_dev_get_dcb_info(uint8_t port_id,
3245                              struct rte_eth_dcb_info *dcb_info)
3246 {
3247         struct rte_eth_dev *dev;
3248
3249         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3250
3251         dev = &rte_eth_devices[port_id];
3252         memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
3253
3254         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
3255         return (*dev->dev_ops->get_dcb_info)(dev, dcb_info);
3256 }
3257
3258 void
3259 rte_eth_copy_pci_info(struct rte_eth_dev *eth_dev, struct rte_pci_device *pci_dev)
3260 {
3261         if ((eth_dev == NULL) || (pci_dev == NULL)) {
3262                 RTE_PMD_DEBUG_TRACE("NULL pointer eth_dev=%p pci_dev=%p\n",
3263                                 eth_dev, pci_dev);
3264                 return;
3265         }
3266
3267         eth_dev->intr_handle = &pci_dev->intr_handle;
3268
3269         eth_dev->data->dev_flags = 0;
3270         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_INTR_LSC)
3271                 eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC;
3272         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_DETACHABLE)
3273                 eth_dev->data->dev_flags |= RTE_ETH_DEV_DETACHABLE;
3274
3275         eth_dev->data->kdrv = pci_dev->kdrv;
3276         eth_dev->data->numa_node = pci_dev->device.numa_node;
3277         eth_dev->data->drv_name = pci_dev->driver->driver.name;
3278 }
3279
3280 int
3281 rte_eth_dev_l2_tunnel_eth_type_conf(uint8_t port_id,
3282                                     struct rte_eth_l2_tunnel_conf *l2_tunnel)
3283 {
3284         struct rte_eth_dev *dev;
3285
3286         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3287         if (l2_tunnel == NULL) {
3288                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3289                 return -EINVAL;
3290         }
3291
3292         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3293                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
3294                 return -EINVAL;
3295         }
3296
3297         dev = &rte_eth_devices[port_id];
3298         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_eth_type_conf,
3299                                 -ENOTSUP);
3300         return (*dev->dev_ops->l2_tunnel_eth_type_conf)(dev, l2_tunnel);
3301 }
3302
3303 int
3304 rte_eth_dev_l2_tunnel_offload_set(uint8_t port_id,
3305                                   struct rte_eth_l2_tunnel_conf *l2_tunnel,
3306                                   uint32_t mask,
3307                                   uint8_t en)
3308 {
3309         struct rte_eth_dev *dev;
3310
3311         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3312
3313         if (l2_tunnel == NULL) {
3314                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3315                 return -EINVAL;
3316         }
3317
3318         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3319                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type.\n");
3320                 return -EINVAL;
3321         }
3322
3323         if (mask == 0) {
3324                 RTE_PMD_DEBUG_TRACE("Mask should have a value.\n");
3325                 return -EINVAL;
3326         }
3327
3328         dev = &rte_eth_devices[port_id];
3329         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_offload_set,
3330                                 -ENOTSUP);
3331         return (*dev->dev_ops->l2_tunnel_offload_set)(dev, l2_tunnel, mask, en);
3332 }