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; i++)
1531                 xstats[i].id = i;
1532         /* add an offset to driver-specific stats */
1533         for ( ; i < count + xcount; i++)
1534                 xstats[i].id += count;
1535
1536         return count + xcount;
1537 }
1538
1539 /* reset ethdev extended statistics */
1540 void
1541 rte_eth_xstats_reset(uint8_t port_id)
1542 {
1543         struct rte_eth_dev *dev;
1544
1545         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1546         dev = &rte_eth_devices[port_id];
1547
1548         /* implemented by the driver */
1549         if (dev->dev_ops->xstats_reset != NULL) {
1550                 (*dev->dev_ops->xstats_reset)(dev);
1551                 return;
1552         }
1553
1554         /* fallback to default */
1555         rte_eth_stats_reset(port_id);
1556 }
1557
1558 static int
1559 set_queue_stats_mapping(uint8_t port_id, uint16_t queue_id, uint8_t stat_idx,
1560                 uint8_t is_rx)
1561 {
1562         struct rte_eth_dev *dev;
1563
1564         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1565
1566         dev = &rte_eth_devices[port_id];
1567
1568         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
1569         return (*dev->dev_ops->queue_stats_mapping_set)
1570                         (dev, queue_id, stat_idx, is_rx);
1571 }
1572
1573
1574 int
1575 rte_eth_dev_set_tx_queue_stats_mapping(uint8_t port_id, uint16_t tx_queue_id,
1576                 uint8_t stat_idx)
1577 {
1578         return set_queue_stats_mapping(port_id, tx_queue_id, stat_idx,
1579                         STAT_QMAP_TX);
1580 }
1581
1582
1583 int
1584 rte_eth_dev_set_rx_queue_stats_mapping(uint8_t port_id, uint16_t rx_queue_id,
1585                 uint8_t stat_idx)
1586 {
1587         return set_queue_stats_mapping(port_id, rx_queue_id, stat_idx,
1588                         STAT_QMAP_RX);
1589 }
1590
1591 void
1592 rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)
1593 {
1594         struct rte_eth_dev *dev;
1595         const struct rte_eth_desc_lim lim = {
1596                 .nb_max = UINT16_MAX,
1597                 .nb_min = 0,
1598                 .nb_align = 1,
1599         };
1600
1601         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1602         dev = &rte_eth_devices[port_id];
1603
1604         memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
1605         dev_info->rx_desc_lim = lim;
1606         dev_info->tx_desc_lim = lim;
1607
1608         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
1609         (*dev->dev_ops->dev_infos_get)(dev, dev_info);
1610         dev_info->driver_name = dev->data->drv_name;
1611         dev_info->nb_rx_queues = dev->data->nb_rx_queues;
1612         dev_info->nb_tx_queues = dev->data->nb_tx_queues;
1613 }
1614
1615 int
1616 rte_eth_dev_get_supported_ptypes(uint8_t port_id, uint32_t ptype_mask,
1617                                  uint32_t *ptypes, int num)
1618 {
1619         int i, j;
1620         struct rte_eth_dev *dev;
1621         const uint32_t *all_ptypes;
1622
1623         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1624         dev = &rte_eth_devices[port_id];
1625         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_supported_ptypes_get, 0);
1626         all_ptypes = (*dev->dev_ops->dev_supported_ptypes_get)(dev);
1627
1628         if (!all_ptypes)
1629                 return 0;
1630
1631         for (i = 0, j = 0; all_ptypes[i] != RTE_PTYPE_UNKNOWN; ++i)
1632                 if (all_ptypes[i] & ptype_mask) {
1633                         if (j < num)
1634                                 ptypes[j] = all_ptypes[i];
1635                         j++;
1636                 }
1637
1638         return j;
1639 }
1640
1641 void
1642 rte_eth_macaddr_get(uint8_t port_id, struct ether_addr *mac_addr)
1643 {
1644         struct rte_eth_dev *dev;
1645
1646         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1647         dev = &rte_eth_devices[port_id];
1648         ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
1649 }
1650
1651
1652 int
1653 rte_eth_dev_get_mtu(uint8_t port_id, uint16_t *mtu)
1654 {
1655         struct rte_eth_dev *dev;
1656
1657         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1658
1659         dev = &rte_eth_devices[port_id];
1660         *mtu = dev->data->mtu;
1661         return 0;
1662 }
1663
1664 int
1665 rte_eth_dev_set_mtu(uint8_t port_id, uint16_t mtu)
1666 {
1667         int ret;
1668         struct rte_eth_dev *dev;
1669
1670         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1671         dev = &rte_eth_devices[port_id];
1672         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
1673
1674         ret = (*dev->dev_ops->mtu_set)(dev, mtu);
1675         if (!ret)
1676                 dev->data->mtu = mtu;
1677
1678         return ret;
1679 }
1680
1681 int
1682 rte_eth_dev_vlan_filter(uint8_t port_id, uint16_t vlan_id, int on)
1683 {
1684         struct rte_eth_dev *dev;
1685
1686         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1687         dev = &rte_eth_devices[port_id];
1688         if (!(dev->data->dev_conf.rxmode.hw_vlan_filter)) {
1689                 RTE_PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
1690                 return -ENOSYS;
1691         }
1692
1693         if (vlan_id > 4095) {
1694                 RTE_PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n",
1695                                 port_id, (unsigned) vlan_id);
1696                 return -EINVAL;
1697         }
1698         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
1699
1700         return (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
1701 }
1702
1703 int
1704 rte_eth_dev_set_vlan_strip_on_queue(uint8_t port_id, uint16_t rx_queue_id, int on)
1705 {
1706         struct rte_eth_dev *dev;
1707
1708         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1709         dev = &rte_eth_devices[port_id];
1710         if (rx_queue_id >= dev->data->nb_rx_queues) {
1711                 RTE_PMD_DEBUG_TRACE("Invalid rx_queue_id=%d\n", port_id);
1712                 return -EINVAL;
1713         }
1714
1715         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
1716         (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
1717
1718         return 0;
1719 }
1720
1721 int
1722 rte_eth_dev_set_vlan_ether_type(uint8_t port_id,
1723                                 enum rte_vlan_type vlan_type,
1724                                 uint16_t tpid)
1725 {
1726         struct rte_eth_dev *dev;
1727
1728         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1729         dev = &rte_eth_devices[port_id];
1730         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
1731
1732         return (*dev->dev_ops->vlan_tpid_set)(dev, vlan_type, tpid);
1733 }
1734
1735 int
1736 rte_eth_dev_set_vlan_offload(uint8_t port_id, int offload_mask)
1737 {
1738         struct rte_eth_dev *dev;
1739         int ret = 0;
1740         int mask = 0;
1741         int cur, org = 0;
1742
1743         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1744         dev = &rte_eth_devices[port_id];
1745
1746         /*check which option changed by application*/
1747         cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
1748         org = !!(dev->data->dev_conf.rxmode.hw_vlan_strip);
1749         if (cur != org) {
1750                 dev->data->dev_conf.rxmode.hw_vlan_strip = (uint8_t)cur;
1751                 mask |= ETH_VLAN_STRIP_MASK;
1752         }
1753
1754         cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
1755         org = !!(dev->data->dev_conf.rxmode.hw_vlan_filter);
1756         if (cur != org) {
1757                 dev->data->dev_conf.rxmode.hw_vlan_filter = (uint8_t)cur;
1758                 mask |= ETH_VLAN_FILTER_MASK;
1759         }
1760
1761         cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
1762         org = !!(dev->data->dev_conf.rxmode.hw_vlan_extend);
1763         if (cur != org) {
1764                 dev->data->dev_conf.rxmode.hw_vlan_extend = (uint8_t)cur;
1765                 mask |= ETH_VLAN_EXTEND_MASK;
1766         }
1767
1768         /*no change*/
1769         if (mask == 0)
1770                 return ret;
1771
1772         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
1773         (*dev->dev_ops->vlan_offload_set)(dev, mask);
1774
1775         return ret;
1776 }
1777
1778 int
1779 rte_eth_dev_get_vlan_offload(uint8_t port_id)
1780 {
1781         struct rte_eth_dev *dev;
1782         int ret = 0;
1783
1784         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1785         dev = &rte_eth_devices[port_id];
1786
1787         if (dev->data->dev_conf.rxmode.hw_vlan_strip)
1788                 ret |= ETH_VLAN_STRIP_OFFLOAD;
1789
1790         if (dev->data->dev_conf.rxmode.hw_vlan_filter)
1791                 ret |= ETH_VLAN_FILTER_OFFLOAD;
1792
1793         if (dev->data->dev_conf.rxmode.hw_vlan_extend)
1794                 ret |= ETH_VLAN_EXTEND_OFFLOAD;
1795
1796         return ret;
1797 }
1798
1799 int
1800 rte_eth_dev_set_vlan_pvid(uint8_t port_id, uint16_t pvid, int on)
1801 {
1802         struct rte_eth_dev *dev;
1803
1804         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1805         dev = &rte_eth_devices[port_id];
1806         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
1807         (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on);
1808
1809         return 0;
1810 }
1811
1812 int
1813 rte_eth_dev_flow_ctrl_get(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1814 {
1815         struct rte_eth_dev *dev;
1816
1817         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1818         dev = &rte_eth_devices[port_id];
1819         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
1820         memset(fc_conf, 0, sizeof(*fc_conf));
1821         return (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf);
1822 }
1823
1824 int
1825 rte_eth_dev_flow_ctrl_set(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1826 {
1827         struct rte_eth_dev *dev;
1828
1829         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1830         if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
1831                 RTE_PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n");
1832                 return -EINVAL;
1833         }
1834
1835         dev = &rte_eth_devices[port_id];
1836         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
1837         return (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf);
1838 }
1839
1840 int
1841 rte_eth_dev_priority_flow_ctrl_set(uint8_t port_id, struct rte_eth_pfc_conf *pfc_conf)
1842 {
1843         struct rte_eth_dev *dev;
1844
1845         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1846         if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
1847                 RTE_PMD_DEBUG_TRACE("Invalid priority, only 0-7 allowed\n");
1848                 return -EINVAL;
1849         }
1850
1851         dev = &rte_eth_devices[port_id];
1852         /* High water, low water validation are device specific */
1853         if  (*dev->dev_ops->priority_flow_ctrl_set)
1854                 return (*dev->dev_ops->priority_flow_ctrl_set)(dev, pfc_conf);
1855         return -ENOTSUP;
1856 }
1857
1858 static int
1859 rte_eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf,
1860                         uint16_t reta_size)
1861 {
1862         uint16_t i, num;
1863
1864         if (!reta_conf)
1865                 return -EINVAL;
1866
1867         if (reta_size != RTE_ALIGN(reta_size, RTE_RETA_GROUP_SIZE)) {
1868                 RTE_PMD_DEBUG_TRACE("Invalid reta size, should be %u aligned\n",
1869                                                         RTE_RETA_GROUP_SIZE);
1870                 return -EINVAL;
1871         }
1872
1873         num = reta_size / RTE_RETA_GROUP_SIZE;
1874         for (i = 0; i < num; i++) {
1875                 if (reta_conf[i].mask)
1876                         return 0;
1877         }
1878
1879         return -EINVAL;
1880 }
1881
1882 static int
1883 rte_eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf,
1884                          uint16_t reta_size,
1885                          uint16_t max_rxq)
1886 {
1887         uint16_t i, idx, shift;
1888
1889         if (!reta_conf)
1890                 return -EINVAL;
1891
1892         if (max_rxq == 0) {
1893                 RTE_PMD_DEBUG_TRACE("No receive queue is available\n");
1894                 return -EINVAL;
1895         }
1896
1897         for (i = 0; i < reta_size; i++) {
1898                 idx = i / RTE_RETA_GROUP_SIZE;
1899                 shift = i % RTE_RETA_GROUP_SIZE;
1900                 if ((reta_conf[idx].mask & (1ULL << shift)) &&
1901                         (reta_conf[idx].reta[shift] >= max_rxq)) {
1902                         RTE_PMD_DEBUG_TRACE("reta_conf[%u]->reta[%u]: %u exceeds "
1903                                 "the maximum rxq index: %u\n", idx, shift,
1904                                 reta_conf[idx].reta[shift], max_rxq);
1905                         return -EINVAL;
1906                 }
1907         }
1908
1909         return 0;
1910 }
1911
1912 int
1913 rte_eth_dev_rss_reta_update(uint8_t port_id,
1914                             struct rte_eth_rss_reta_entry64 *reta_conf,
1915                             uint16_t reta_size)
1916 {
1917         struct rte_eth_dev *dev;
1918         int ret;
1919
1920         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1921         /* Check mask bits */
1922         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
1923         if (ret < 0)
1924                 return ret;
1925
1926         dev = &rte_eth_devices[port_id];
1927
1928         /* Check entry value */
1929         ret = rte_eth_check_reta_entry(reta_conf, reta_size,
1930                                 dev->data->nb_rx_queues);
1931         if (ret < 0)
1932                 return ret;
1933
1934         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
1935         return (*dev->dev_ops->reta_update)(dev, reta_conf, reta_size);
1936 }
1937
1938 int
1939 rte_eth_dev_rss_reta_query(uint8_t port_id,
1940                            struct rte_eth_rss_reta_entry64 *reta_conf,
1941                            uint16_t reta_size)
1942 {
1943         struct rte_eth_dev *dev;
1944         int ret;
1945
1946         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1947
1948         /* Check mask bits */
1949         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
1950         if (ret < 0)
1951                 return ret;
1952
1953         dev = &rte_eth_devices[port_id];
1954         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
1955         return (*dev->dev_ops->reta_query)(dev, reta_conf, reta_size);
1956 }
1957
1958 int
1959 rte_eth_dev_rss_hash_update(uint8_t port_id, struct rte_eth_rss_conf *rss_conf)
1960 {
1961         struct rte_eth_dev *dev;
1962         uint16_t rss_hash_protos;
1963
1964         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1965         rss_hash_protos = rss_conf->rss_hf;
1966         if ((rss_hash_protos != 0) &&
1967             ((rss_hash_protos & ETH_RSS_PROTO_MASK) == 0)) {
1968                 RTE_PMD_DEBUG_TRACE("Invalid rss_hash_protos=0x%x\n",
1969                                 rss_hash_protos);
1970                 return -EINVAL;
1971         }
1972         dev = &rte_eth_devices[port_id];
1973         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
1974         return (*dev->dev_ops->rss_hash_update)(dev, rss_conf);
1975 }
1976
1977 int
1978 rte_eth_dev_rss_hash_conf_get(uint8_t port_id,
1979                               struct rte_eth_rss_conf *rss_conf)
1980 {
1981         struct rte_eth_dev *dev;
1982
1983         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1984         dev = &rte_eth_devices[port_id];
1985         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
1986         return (*dev->dev_ops->rss_hash_conf_get)(dev, rss_conf);
1987 }
1988
1989 int
1990 rte_eth_dev_udp_tunnel_port_add(uint8_t port_id,
1991                                 struct rte_eth_udp_tunnel *udp_tunnel)
1992 {
1993         struct rte_eth_dev *dev;
1994
1995         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1996         if (udp_tunnel == NULL) {
1997                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
1998                 return -EINVAL;
1999         }
2000
2001         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2002                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2003                 return -EINVAL;
2004         }
2005
2006         dev = &rte_eth_devices[port_id];
2007         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_add, -ENOTSUP);
2008         return (*dev->dev_ops->udp_tunnel_port_add)(dev, udp_tunnel);
2009 }
2010
2011 int
2012 rte_eth_dev_udp_tunnel_port_delete(uint8_t port_id,
2013                                    struct rte_eth_udp_tunnel *udp_tunnel)
2014 {
2015         struct rte_eth_dev *dev;
2016
2017         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2018         dev = &rte_eth_devices[port_id];
2019
2020         if (udp_tunnel == NULL) {
2021                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2022                 return -EINVAL;
2023         }
2024
2025         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2026                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2027                 return -EINVAL;
2028         }
2029
2030         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_del, -ENOTSUP);
2031         return (*dev->dev_ops->udp_tunnel_port_del)(dev, udp_tunnel);
2032 }
2033
2034 int
2035 rte_eth_led_on(uint8_t port_id)
2036 {
2037         struct rte_eth_dev *dev;
2038
2039         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2040         dev = &rte_eth_devices[port_id];
2041         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
2042         return (*dev->dev_ops->dev_led_on)(dev);
2043 }
2044
2045 int
2046 rte_eth_led_off(uint8_t port_id)
2047 {
2048         struct rte_eth_dev *dev;
2049
2050         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2051         dev = &rte_eth_devices[port_id];
2052         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
2053         return (*dev->dev_ops->dev_led_off)(dev);
2054 }
2055
2056 /*
2057  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2058  * an empty spot.
2059  */
2060 static int
2061 get_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2062 {
2063         struct rte_eth_dev_info dev_info;
2064         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2065         unsigned i;
2066
2067         rte_eth_dev_info_get(port_id, &dev_info);
2068
2069         for (i = 0; i < dev_info.max_mac_addrs; i++)
2070                 if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
2071                         return i;
2072
2073         return -1;
2074 }
2075
2076 static const struct ether_addr null_mac_addr;
2077
2078 int
2079 rte_eth_dev_mac_addr_add(uint8_t port_id, struct ether_addr *addr,
2080                         uint32_t pool)
2081 {
2082         struct rte_eth_dev *dev;
2083         int index;
2084         uint64_t pool_mask;
2085
2086         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2087         dev = &rte_eth_devices[port_id];
2088         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
2089
2090         if (is_zero_ether_addr(addr)) {
2091                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2092                         port_id);
2093                 return -EINVAL;
2094         }
2095         if (pool >= ETH_64_POOLS) {
2096                 RTE_PMD_DEBUG_TRACE("pool id must be 0-%d\n", ETH_64_POOLS - 1);
2097                 return -EINVAL;
2098         }
2099
2100         index = get_mac_addr_index(port_id, addr);
2101         if (index < 0) {
2102                 index = get_mac_addr_index(port_id, &null_mac_addr);
2103                 if (index < 0) {
2104                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2105                                 port_id);
2106                         return -ENOSPC;
2107                 }
2108         } else {
2109                 pool_mask = dev->data->mac_pool_sel[index];
2110
2111                 /* Check if both MAC address and pool is already there, and do nothing */
2112                 if (pool_mask & (1ULL << pool))
2113                         return 0;
2114         }
2115
2116         /* Update NIC */
2117         (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
2118
2119         /* Update address in NIC data structure */
2120         ether_addr_copy(addr, &dev->data->mac_addrs[index]);
2121
2122         /* Update pool bitmap in NIC data structure */
2123         dev->data->mac_pool_sel[index] |= (1ULL << pool);
2124
2125         return 0;
2126 }
2127
2128 int
2129 rte_eth_dev_mac_addr_remove(uint8_t port_id, struct ether_addr *addr)
2130 {
2131         struct rte_eth_dev *dev;
2132         int index;
2133
2134         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2135         dev = &rte_eth_devices[port_id];
2136         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
2137
2138         index = get_mac_addr_index(port_id, addr);
2139         if (index == 0) {
2140                 RTE_PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id);
2141                 return -EADDRINUSE;
2142         } else if (index < 0)
2143                 return 0;  /* Do nothing if address wasn't found */
2144
2145         /* Update NIC */
2146         (*dev->dev_ops->mac_addr_remove)(dev, index);
2147
2148         /* Update address in NIC data structure */
2149         ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
2150
2151         /* reset pool bitmap */
2152         dev->data->mac_pool_sel[index] = 0;
2153
2154         return 0;
2155 }
2156
2157 int
2158 rte_eth_dev_default_mac_addr_set(uint8_t port_id, struct ether_addr *addr)
2159 {
2160         struct rte_eth_dev *dev;
2161
2162         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2163
2164         if (!is_valid_assigned_ether_addr(addr))
2165                 return -EINVAL;
2166
2167         dev = &rte_eth_devices[port_id];
2168         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
2169
2170         /* Update default address in NIC data structure */
2171         ether_addr_copy(addr, &dev->data->mac_addrs[0]);
2172
2173         (*dev->dev_ops->mac_addr_set)(dev, addr);
2174
2175         return 0;
2176 }
2177
2178 int
2179 rte_eth_dev_set_vf_rxmode(uint8_t port_id,  uint16_t vf,
2180                                 uint16_t rx_mode, uint8_t on)
2181 {
2182         uint16_t num_vfs;
2183         struct rte_eth_dev *dev;
2184         struct rte_eth_dev_info dev_info;
2185
2186         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2187
2188         dev = &rte_eth_devices[port_id];
2189         rte_eth_dev_info_get(port_id, &dev_info);
2190
2191         num_vfs = dev_info.max_vfs;
2192         if (vf > num_vfs) {
2193                 RTE_PMD_DEBUG_TRACE("set VF RX mode:invalid VF id %d\n", vf);
2194                 return -EINVAL;
2195         }
2196
2197         if (rx_mode == 0) {
2198                 RTE_PMD_DEBUG_TRACE("set VF RX mode:mode mask ca not be zero\n");
2199                 return -EINVAL;
2200         }
2201         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx_mode, -ENOTSUP);
2202         return (*dev->dev_ops->set_vf_rx_mode)(dev, vf, rx_mode, on);
2203 }
2204
2205 /*
2206  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2207  * an empty spot.
2208  */
2209 static int
2210 get_hash_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2211 {
2212         struct rte_eth_dev_info dev_info;
2213         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2214         unsigned i;
2215
2216         rte_eth_dev_info_get(port_id, &dev_info);
2217         if (!dev->data->hash_mac_addrs)
2218                 return -1;
2219
2220         for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
2221                 if (memcmp(addr, &dev->data->hash_mac_addrs[i],
2222                         ETHER_ADDR_LEN) == 0)
2223                         return i;
2224
2225         return -1;
2226 }
2227
2228 int
2229 rte_eth_dev_uc_hash_table_set(uint8_t port_id, struct ether_addr *addr,
2230                                 uint8_t on)
2231 {
2232         int index;
2233         int ret;
2234         struct rte_eth_dev *dev;
2235
2236         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2237
2238         dev = &rte_eth_devices[port_id];
2239         if (is_zero_ether_addr(addr)) {
2240                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2241                         port_id);
2242                 return -EINVAL;
2243         }
2244
2245         index = get_hash_mac_addr_index(port_id, addr);
2246         /* Check if it's already there, and do nothing */
2247         if ((index >= 0) && (on))
2248                 return 0;
2249
2250         if (index < 0) {
2251                 if (!on) {
2252                         RTE_PMD_DEBUG_TRACE("port %d: the MAC address was not "
2253                                 "set in UTA\n", port_id);
2254                         return -EINVAL;
2255                 }
2256
2257                 index = get_hash_mac_addr_index(port_id, &null_mac_addr);
2258                 if (index < 0) {
2259                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2260                                         port_id);
2261                         return -ENOSPC;
2262                 }
2263         }
2264
2265         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
2266         ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
2267         if (ret == 0) {
2268                 /* Update address in NIC data structure */
2269                 if (on)
2270                         ether_addr_copy(addr,
2271                                         &dev->data->hash_mac_addrs[index]);
2272                 else
2273                         ether_addr_copy(&null_mac_addr,
2274                                         &dev->data->hash_mac_addrs[index]);
2275         }
2276
2277         return ret;
2278 }
2279
2280 int
2281 rte_eth_dev_uc_all_hash_table_set(uint8_t port_id, uint8_t on)
2282 {
2283         struct rte_eth_dev *dev;
2284
2285         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2286
2287         dev = &rte_eth_devices[port_id];
2288
2289         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
2290         return (*dev->dev_ops->uc_all_hash_table_set)(dev, on);
2291 }
2292
2293 int
2294 rte_eth_dev_set_vf_rx(uint8_t port_id, uint16_t vf, uint8_t on)
2295 {
2296         uint16_t num_vfs;
2297         struct rte_eth_dev *dev;
2298         struct rte_eth_dev_info dev_info;
2299
2300         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2301
2302         dev = &rte_eth_devices[port_id];
2303         rte_eth_dev_info_get(port_id, &dev_info);
2304
2305         num_vfs = dev_info.max_vfs;
2306         if (vf > num_vfs) {
2307                 RTE_PMD_DEBUG_TRACE("port %d: invalid vf id\n", port_id);
2308                 return -EINVAL;
2309         }
2310
2311         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx, -ENOTSUP);
2312         return (*dev->dev_ops->set_vf_rx)(dev, vf, on);
2313 }
2314
2315 int
2316 rte_eth_dev_set_vf_tx(uint8_t port_id, uint16_t vf, uint8_t on)
2317 {
2318         uint16_t num_vfs;
2319         struct rte_eth_dev *dev;
2320         struct rte_eth_dev_info dev_info;
2321
2322         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2323
2324         dev = &rte_eth_devices[port_id];
2325         rte_eth_dev_info_get(port_id, &dev_info);
2326
2327         num_vfs = dev_info.max_vfs;
2328         if (vf > num_vfs) {
2329                 RTE_PMD_DEBUG_TRACE("set pool tx:invalid pool id=%d\n", vf);
2330                 return -EINVAL;
2331         }
2332
2333         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_tx, -ENOTSUP);
2334         return (*dev->dev_ops->set_vf_tx)(dev, vf, on);
2335 }
2336
2337 int
2338 rte_eth_dev_set_vf_vlan_filter(uint8_t port_id, uint16_t vlan_id,
2339                                uint64_t vf_mask, uint8_t vlan_on)
2340 {
2341         struct rte_eth_dev *dev;
2342
2343         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2344
2345         dev = &rte_eth_devices[port_id];
2346
2347         if (vlan_id > ETHER_MAX_VLAN_ID) {
2348                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:invalid VLAN id=%d\n",
2349                         vlan_id);
2350                 return -EINVAL;
2351         }
2352
2353         if (vf_mask == 0) {
2354                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:pool_mask can not be 0\n");
2355                 return -EINVAL;
2356         }
2357
2358         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_vlan_filter, -ENOTSUP);
2359         return (*dev->dev_ops->set_vf_vlan_filter)(dev, vlan_id,
2360                                                    vf_mask, vlan_on);
2361 }
2362
2363 int rte_eth_set_queue_rate_limit(uint8_t port_id, uint16_t queue_idx,
2364                                         uint16_t tx_rate)
2365 {
2366         struct rte_eth_dev *dev;
2367         struct rte_eth_dev_info dev_info;
2368         struct rte_eth_link link;
2369
2370         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2371
2372         dev = &rte_eth_devices[port_id];
2373         rte_eth_dev_info_get(port_id, &dev_info);
2374         link = dev->data->dev_link;
2375
2376         if (queue_idx > dev_info.max_tx_queues) {
2377                 RTE_PMD_DEBUG_TRACE("set queue rate limit:port %d: "
2378                                 "invalid queue id=%d\n", port_id, queue_idx);
2379                 return -EINVAL;
2380         }
2381
2382         if (tx_rate > link.link_speed) {
2383                 RTE_PMD_DEBUG_TRACE("set queue rate limit:invalid tx_rate=%d, "
2384                                 "bigger than link speed= %d\n",
2385                         tx_rate, link.link_speed);
2386                 return -EINVAL;
2387         }
2388
2389         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
2390         return (*dev->dev_ops->set_queue_rate_limit)(dev, queue_idx, tx_rate);
2391 }
2392
2393 int rte_eth_set_vf_rate_limit(uint8_t port_id, uint16_t vf, uint16_t tx_rate,
2394                                 uint64_t q_msk)
2395 {
2396         struct rte_eth_dev *dev;
2397         struct rte_eth_dev_info dev_info;
2398         struct rte_eth_link link;
2399
2400         if (q_msk == 0)
2401                 return 0;
2402
2403         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2404
2405         dev = &rte_eth_devices[port_id];
2406         rte_eth_dev_info_get(port_id, &dev_info);
2407         link = dev->data->dev_link;
2408
2409         if (vf > dev_info.max_vfs) {
2410                 RTE_PMD_DEBUG_TRACE("set VF rate limit:port %d: "
2411                                 "invalid vf id=%d\n", port_id, vf);
2412                 return -EINVAL;
2413         }
2414
2415         if (tx_rate > link.link_speed) {
2416                 RTE_PMD_DEBUG_TRACE("set VF rate limit:invalid tx_rate=%d, "
2417                                 "bigger than link speed= %d\n",
2418                                 tx_rate, link.link_speed);
2419                 return -EINVAL;
2420         }
2421
2422         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rate_limit, -ENOTSUP);
2423         return (*dev->dev_ops->set_vf_rate_limit)(dev, vf, tx_rate, q_msk);
2424 }
2425
2426 int
2427 rte_eth_mirror_rule_set(uint8_t port_id,
2428                         struct rte_eth_mirror_conf *mirror_conf,
2429                         uint8_t rule_id, uint8_t on)
2430 {
2431         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2432
2433         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2434         if (mirror_conf->rule_type == 0) {
2435                 RTE_PMD_DEBUG_TRACE("mirror rule type can not be 0.\n");
2436                 return -EINVAL;
2437         }
2438
2439         if (mirror_conf->dst_pool >= ETH_64_POOLS) {
2440                 RTE_PMD_DEBUG_TRACE("Invalid dst pool, pool id must be 0-%d\n",
2441                                 ETH_64_POOLS - 1);
2442                 return -EINVAL;
2443         }
2444
2445         if ((mirror_conf->rule_type & (ETH_MIRROR_VIRTUAL_POOL_UP |
2446              ETH_MIRROR_VIRTUAL_POOL_DOWN)) &&
2447             (mirror_conf->pool_mask == 0)) {
2448                 RTE_PMD_DEBUG_TRACE("Invalid mirror pool, pool mask can not be 0.\n");
2449                 return -EINVAL;
2450         }
2451
2452         if ((mirror_conf->rule_type & ETH_MIRROR_VLAN) &&
2453             mirror_conf->vlan.vlan_mask == 0) {
2454                 RTE_PMD_DEBUG_TRACE("Invalid vlan mask, vlan mask can not be 0.\n");
2455                 return -EINVAL;
2456         }
2457
2458         dev = &rte_eth_devices[port_id];
2459         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
2460
2461         return (*dev->dev_ops->mirror_rule_set)(dev, mirror_conf, rule_id, on);
2462 }
2463
2464 int
2465 rte_eth_mirror_rule_reset(uint8_t port_id, uint8_t rule_id)
2466 {
2467         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2468
2469         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2470
2471         dev = &rte_eth_devices[port_id];
2472         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
2473
2474         return (*dev->dev_ops->mirror_rule_reset)(dev, rule_id);
2475 }
2476
2477 int
2478 rte_eth_dev_callback_register(uint8_t port_id,
2479                         enum rte_eth_event_type event,
2480                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2481 {
2482         struct rte_eth_dev *dev;
2483         struct rte_eth_dev_callback *user_cb;
2484
2485         if (!cb_fn)
2486                 return -EINVAL;
2487
2488         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2489
2490         dev = &rte_eth_devices[port_id];
2491         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2492
2493         TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
2494                 if (user_cb->cb_fn == cb_fn &&
2495                         user_cb->cb_arg == cb_arg &&
2496                         user_cb->event == event) {
2497                         break;
2498                 }
2499         }
2500
2501         /* create a new callback. */
2502         if (user_cb == NULL) {
2503                 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
2504                                         sizeof(struct rte_eth_dev_callback), 0);
2505                 if (user_cb != NULL) {
2506                         user_cb->cb_fn = cb_fn;
2507                         user_cb->cb_arg = cb_arg;
2508                         user_cb->event = event;
2509                         TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
2510                 }
2511         }
2512
2513         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2514         return (user_cb == NULL) ? -ENOMEM : 0;
2515 }
2516
2517 int
2518 rte_eth_dev_callback_unregister(uint8_t port_id,
2519                         enum rte_eth_event_type event,
2520                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2521 {
2522         int ret;
2523         struct rte_eth_dev *dev;
2524         struct rte_eth_dev_callback *cb, *next;
2525
2526         if (!cb_fn)
2527                 return -EINVAL;
2528
2529         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2530
2531         dev = &rte_eth_devices[port_id];
2532         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2533
2534         ret = 0;
2535         for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
2536
2537                 next = TAILQ_NEXT(cb, next);
2538
2539                 if (cb->cb_fn != cb_fn || cb->event != event ||
2540                                 (cb->cb_arg != (void *)-1 &&
2541                                 cb->cb_arg != cb_arg))
2542                         continue;
2543
2544                 /*
2545                  * if this callback is not executing right now,
2546                  * then remove it.
2547                  */
2548                 if (cb->active == 0) {
2549                         TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
2550                         rte_free(cb);
2551                 } else {
2552                         ret = -EAGAIN;
2553                 }
2554         }
2555
2556         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2557         return ret;
2558 }
2559
2560 void
2561 _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
2562         enum rte_eth_event_type event, void *cb_arg)
2563 {
2564         struct rte_eth_dev_callback *cb_lst;
2565         struct rte_eth_dev_callback dev_cb;
2566
2567         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2568         TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
2569                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
2570                         continue;
2571                 dev_cb = *cb_lst;
2572                 cb_lst->active = 1;
2573                 if (cb_arg != NULL)
2574                         dev_cb.cb_arg = (void *) cb_arg;
2575
2576                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2577                 dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
2578                                                 dev_cb.cb_arg);
2579                 rte_spinlock_lock(&rte_eth_dev_cb_lock);
2580                 cb_lst->active = 0;
2581         }
2582         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2583 }
2584
2585 int
2586 rte_eth_dev_rx_intr_ctl(uint8_t port_id, int epfd, int op, void *data)
2587 {
2588         uint32_t vec;
2589         struct rte_eth_dev *dev;
2590         struct rte_intr_handle *intr_handle;
2591         uint16_t qid;
2592         int rc;
2593
2594         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2595
2596         dev = &rte_eth_devices[port_id];
2597
2598         if (!dev->intr_handle) {
2599                 RTE_PMD_DEBUG_TRACE("RX Intr handle unset\n");
2600                 return -ENOTSUP;
2601         }
2602
2603         intr_handle = dev->intr_handle;
2604         if (!intr_handle->intr_vec) {
2605                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2606                 return -EPERM;
2607         }
2608
2609         for (qid = 0; qid < dev->data->nb_rx_queues; qid++) {
2610                 vec = intr_handle->intr_vec[qid];
2611                 rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2612                 if (rc && rc != -EEXIST) {
2613                         RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2614                                         " op %d epfd %d vec %u\n",
2615                                         port_id, qid, op, epfd, vec);
2616                 }
2617         }
2618
2619         return 0;
2620 }
2621
2622 const struct rte_memzone *
2623 rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
2624                          uint16_t queue_id, size_t size, unsigned align,
2625                          int socket_id)
2626 {
2627         char z_name[RTE_MEMZONE_NAMESIZE];
2628         const struct rte_memzone *mz;
2629
2630         snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
2631                  dev->data->drv_name, ring_name,
2632                  dev->data->port_id, queue_id);
2633
2634         mz = rte_memzone_lookup(z_name);
2635         if (mz)
2636                 return mz;
2637
2638         if (rte_xen_dom0_supported())
2639                 return rte_memzone_reserve_bounded(z_name, size, socket_id,
2640                                                    0, align, RTE_PGSIZE_2M);
2641         else
2642                 return rte_memzone_reserve_aligned(z_name, size, socket_id,
2643                                                    0, align);
2644 }
2645
2646 int
2647 rte_eth_dev_rx_intr_ctl_q(uint8_t port_id, uint16_t queue_id,
2648                           int epfd, int op, void *data)
2649 {
2650         uint32_t vec;
2651         struct rte_eth_dev *dev;
2652         struct rte_intr_handle *intr_handle;
2653         int rc;
2654
2655         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2656
2657         dev = &rte_eth_devices[port_id];
2658         if (queue_id >= dev->data->nb_rx_queues) {
2659                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%u\n", queue_id);
2660                 return -EINVAL;
2661         }
2662
2663         if (!dev->intr_handle) {
2664                 RTE_PMD_DEBUG_TRACE("RX Intr handle unset\n");
2665                 return -ENOTSUP;
2666         }
2667
2668         intr_handle = dev->intr_handle;
2669         if (!intr_handle->intr_vec) {
2670                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2671                 return -EPERM;
2672         }
2673
2674         vec = intr_handle->intr_vec[queue_id];
2675         rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2676         if (rc && rc != -EEXIST) {
2677                 RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2678                                 " op %d epfd %d vec %u\n",
2679                                 port_id, queue_id, op, epfd, vec);
2680                 return rc;
2681         }
2682
2683         return 0;
2684 }
2685
2686 int
2687 rte_eth_dev_rx_intr_enable(uint8_t port_id,
2688                            uint16_t queue_id)
2689 {
2690         struct rte_eth_dev *dev;
2691
2692         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2693
2694         dev = &rte_eth_devices[port_id];
2695
2696         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
2697         return (*dev->dev_ops->rx_queue_intr_enable)(dev, queue_id);
2698 }
2699
2700 int
2701 rte_eth_dev_rx_intr_disable(uint8_t port_id,
2702                             uint16_t queue_id)
2703 {
2704         struct rte_eth_dev *dev;
2705
2706         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2707
2708         dev = &rte_eth_devices[port_id];
2709
2710         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
2711         return (*dev->dev_ops->rx_queue_intr_disable)(dev, queue_id);
2712 }
2713
2714 #ifdef RTE_NIC_BYPASS
2715 int rte_eth_dev_bypass_init(uint8_t port_id)
2716 {
2717         struct rte_eth_dev *dev;
2718
2719         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2720
2721         dev = &rte_eth_devices[port_id];
2722         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_init, -ENOTSUP);
2723         (*dev->dev_ops->bypass_init)(dev);
2724         return 0;
2725 }
2726
2727 int
2728 rte_eth_dev_bypass_state_show(uint8_t port_id, uint32_t *state)
2729 {
2730         struct rte_eth_dev *dev;
2731
2732         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2733
2734         dev = &rte_eth_devices[port_id];
2735         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2736         (*dev->dev_ops->bypass_state_show)(dev, state);
2737         return 0;
2738 }
2739
2740 int
2741 rte_eth_dev_bypass_state_set(uint8_t port_id, uint32_t *new_state)
2742 {
2743         struct rte_eth_dev *dev;
2744
2745         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2746
2747         dev = &rte_eth_devices[port_id];
2748         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_set, -ENOTSUP);
2749         (*dev->dev_ops->bypass_state_set)(dev, new_state);
2750         return 0;
2751 }
2752
2753 int
2754 rte_eth_dev_bypass_event_show(uint8_t port_id, uint32_t event, uint32_t *state)
2755 {
2756         struct rte_eth_dev *dev;
2757
2758         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2759
2760         dev = &rte_eth_devices[port_id];
2761         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2762         (*dev->dev_ops->bypass_event_show)(dev, event, state);
2763         return 0;
2764 }
2765
2766 int
2767 rte_eth_dev_bypass_event_store(uint8_t port_id, uint32_t event, uint32_t state)
2768 {
2769         struct rte_eth_dev *dev;
2770
2771         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2772
2773         dev = &rte_eth_devices[port_id];
2774
2775         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_event_set, -ENOTSUP);
2776         (*dev->dev_ops->bypass_event_set)(dev, event, state);
2777         return 0;
2778 }
2779
2780 int
2781 rte_eth_dev_wd_timeout_store(uint8_t port_id, uint32_t timeout)
2782 {
2783         struct rte_eth_dev *dev;
2784
2785         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2786
2787         dev = &rte_eth_devices[port_id];
2788
2789         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_set, -ENOTSUP);
2790         (*dev->dev_ops->bypass_wd_timeout_set)(dev, timeout);
2791         return 0;
2792 }
2793
2794 int
2795 rte_eth_dev_bypass_ver_show(uint8_t port_id, uint32_t *ver)
2796 {
2797         struct rte_eth_dev *dev;
2798
2799         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2800
2801         dev = &rte_eth_devices[port_id];
2802
2803         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_ver_show, -ENOTSUP);
2804         (*dev->dev_ops->bypass_ver_show)(dev, ver);
2805         return 0;
2806 }
2807
2808 int
2809 rte_eth_dev_bypass_wd_timeout_show(uint8_t port_id, uint32_t *wd_timeout)
2810 {
2811         struct rte_eth_dev *dev;
2812
2813         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2814
2815         dev = &rte_eth_devices[port_id];
2816
2817         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_show, -ENOTSUP);
2818         (*dev->dev_ops->bypass_wd_timeout_show)(dev, wd_timeout);
2819         return 0;
2820 }
2821
2822 int
2823 rte_eth_dev_bypass_wd_reset(uint8_t port_id)
2824 {
2825         struct rte_eth_dev *dev;
2826
2827         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2828
2829         dev = &rte_eth_devices[port_id];
2830
2831         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_reset, -ENOTSUP);
2832         (*dev->dev_ops->bypass_wd_reset)(dev);
2833         return 0;
2834 }
2835 #endif
2836
2837 int
2838 rte_eth_dev_filter_supported(uint8_t port_id, enum rte_filter_type filter_type)
2839 {
2840         struct rte_eth_dev *dev;
2841
2842         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2843
2844         dev = &rte_eth_devices[port_id];
2845         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2846         return (*dev->dev_ops->filter_ctrl)(dev, filter_type,
2847                                 RTE_ETH_FILTER_NOP, NULL);
2848 }
2849
2850 int
2851 rte_eth_dev_filter_ctrl(uint8_t port_id, enum rte_filter_type filter_type,
2852                        enum rte_filter_op filter_op, void *arg)
2853 {
2854         struct rte_eth_dev *dev;
2855
2856         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2857
2858         dev = &rte_eth_devices[port_id];
2859         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2860         return (*dev->dev_ops->filter_ctrl)(dev, filter_type, filter_op, arg);
2861 }
2862
2863 void *
2864 rte_eth_add_rx_callback(uint8_t port_id, uint16_t queue_id,
2865                 rte_rx_callback_fn fn, void *user_param)
2866 {
2867 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2868         rte_errno = ENOTSUP;
2869         return NULL;
2870 #endif
2871         /* check input parameters */
2872         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2873                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2874                 rte_errno = EINVAL;
2875                 return NULL;
2876         }
2877         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2878
2879         if (cb == NULL) {
2880                 rte_errno = ENOMEM;
2881                 return NULL;
2882         }
2883
2884         cb->fn.rx = fn;
2885         cb->param = user_param;
2886
2887         rte_spinlock_lock(&rte_eth_rx_cb_lock);
2888         /* Add the callbacks in fifo order. */
2889         struct rte_eth_rxtx_callback *tail =
2890                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
2891
2892         if (!tail) {
2893                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
2894
2895         } else {
2896                 while (tail->next)
2897                         tail = tail->next;
2898                 tail->next = cb;
2899         }
2900         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
2901
2902         return cb;
2903 }
2904
2905 void *
2906 rte_eth_add_first_rx_callback(uint8_t port_id, uint16_t queue_id,
2907                 rte_rx_callback_fn fn, void *user_param)
2908 {
2909 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2910         rte_errno = ENOTSUP;
2911         return NULL;
2912 #endif
2913         /* check input parameters */
2914         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2915                 queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2916                 rte_errno = EINVAL;
2917                 return NULL;
2918         }
2919
2920         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2921
2922         if (cb == NULL) {
2923                 rte_errno = ENOMEM;
2924                 return NULL;
2925         }
2926
2927         cb->fn.rx = fn;
2928         cb->param = user_param;
2929
2930         rte_spinlock_lock(&rte_eth_rx_cb_lock);
2931         /* Add the callbacks at fisrt position*/
2932         cb->next = rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
2933         rte_smp_wmb();
2934         rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
2935         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
2936
2937         return cb;
2938 }
2939
2940 void *
2941 rte_eth_add_tx_callback(uint8_t port_id, uint16_t queue_id,
2942                 rte_tx_callback_fn fn, void *user_param)
2943 {
2944 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2945         rte_errno = ENOTSUP;
2946         return NULL;
2947 #endif
2948         /* check input parameters */
2949         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2950                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
2951                 rte_errno = EINVAL;
2952                 return NULL;
2953         }
2954
2955         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2956
2957         if (cb == NULL) {
2958                 rte_errno = ENOMEM;
2959                 return NULL;
2960         }
2961
2962         cb->fn.tx = fn;
2963         cb->param = user_param;
2964
2965         rte_spinlock_lock(&rte_eth_tx_cb_lock);
2966         /* Add the callbacks in fifo order. */
2967         struct rte_eth_rxtx_callback *tail =
2968                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id];
2969
2970         if (!tail) {
2971                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id] = cb;
2972
2973         } else {
2974                 while (tail->next)
2975                         tail = tail->next;
2976                 tail->next = cb;
2977         }
2978         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
2979
2980         return cb;
2981 }
2982
2983 int
2984 rte_eth_remove_rx_callback(uint8_t port_id, uint16_t queue_id,
2985                 struct rte_eth_rxtx_callback *user_cb)
2986 {
2987 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2988         return -ENOTSUP;
2989 #endif
2990         /* Check input parameters. */
2991         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2992         if (user_cb == NULL ||
2993                         queue_id >= rte_eth_devices[port_id].data->nb_rx_queues)
2994                 return -EINVAL;
2995
2996         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2997         struct rte_eth_rxtx_callback *cb;
2998         struct rte_eth_rxtx_callback **prev_cb;
2999         int ret = -EINVAL;
3000
3001         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3002         prev_cb = &dev->post_rx_burst_cbs[queue_id];
3003         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3004                 cb = *prev_cb;
3005                 if (cb == user_cb) {
3006                         /* Remove the user cb from the callback list. */
3007                         *prev_cb = cb->next;
3008                         ret = 0;
3009                         break;
3010                 }
3011         }
3012         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3013
3014         return ret;
3015 }
3016
3017 int
3018 rte_eth_remove_tx_callback(uint8_t port_id, uint16_t queue_id,
3019                 struct rte_eth_rxtx_callback *user_cb)
3020 {
3021 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3022         return -ENOTSUP;
3023 #endif
3024         /* Check input parameters. */
3025         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3026         if (user_cb == NULL ||
3027                         queue_id >= rte_eth_devices[port_id].data->nb_tx_queues)
3028                 return -EINVAL;
3029
3030         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3031         int ret = -EINVAL;
3032         struct rte_eth_rxtx_callback *cb;
3033         struct rte_eth_rxtx_callback **prev_cb;
3034
3035         rte_spinlock_lock(&rte_eth_tx_cb_lock);
3036         prev_cb = &dev->pre_tx_burst_cbs[queue_id];
3037         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3038                 cb = *prev_cb;
3039                 if (cb == user_cb) {
3040                         /* Remove the user cb from the callback list. */
3041                         *prev_cb = cb->next;
3042                         ret = 0;
3043                         break;
3044                 }
3045         }
3046         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3047
3048         return ret;
3049 }
3050
3051 int
3052 rte_eth_rx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3053         struct rte_eth_rxq_info *qinfo)
3054 {
3055         struct rte_eth_dev *dev;
3056
3057         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3058
3059         if (qinfo == NULL)
3060                 return -EINVAL;
3061
3062         dev = &rte_eth_devices[port_id];
3063         if (queue_id >= dev->data->nb_rx_queues) {
3064                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
3065                 return -EINVAL;
3066         }
3067
3068         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
3069
3070         memset(qinfo, 0, sizeof(*qinfo));
3071         dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
3072         return 0;
3073 }
3074
3075 int
3076 rte_eth_tx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3077         struct rte_eth_txq_info *qinfo)
3078 {
3079         struct rte_eth_dev *dev;
3080
3081         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3082
3083         if (qinfo == NULL)
3084                 return -EINVAL;
3085
3086         dev = &rte_eth_devices[port_id];
3087         if (queue_id >= dev->data->nb_tx_queues) {
3088                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
3089                 return -EINVAL;
3090         }
3091
3092         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
3093
3094         memset(qinfo, 0, sizeof(*qinfo));
3095         dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
3096         return 0;
3097 }
3098
3099 int
3100 rte_eth_dev_set_mc_addr_list(uint8_t port_id,
3101                              struct ether_addr *mc_addr_set,
3102                              uint32_t nb_mc_addr)
3103 {
3104         struct rte_eth_dev *dev;
3105
3106         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3107
3108         dev = &rte_eth_devices[port_id];
3109         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_mc_addr_list, -ENOTSUP);
3110         return dev->dev_ops->set_mc_addr_list(dev, mc_addr_set, nb_mc_addr);
3111 }
3112
3113 int
3114 rte_eth_timesync_enable(uint8_t port_id)
3115 {
3116         struct rte_eth_dev *dev;
3117
3118         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3119         dev = &rte_eth_devices[port_id];
3120
3121         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
3122         return (*dev->dev_ops->timesync_enable)(dev);
3123 }
3124
3125 int
3126 rte_eth_timesync_disable(uint8_t port_id)
3127 {
3128         struct rte_eth_dev *dev;
3129
3130         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3131         dev = &rte_eth_devices[port_id];
3132
3133         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
3134         return (*dev->dev_ops->timesync_disable)(dev);
3135 }
3136
3137 int
3138 rte_eth_timesync_read_rx_timestamp(uint8_t port_id, struct timespec *timestamp,
3139                                    uint32_t flags)
3140 {
3141         struct rte_eth_dev *dev;
3142
3143         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3144         dev = &rte_eth_devices[port_id];
3145
3146         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp, -ENOTSUP);
3147         return (*dev->dev_ops->timesync_read_rx_timestamp)(dev, timestamp, flags);
3148 }
3149
3150 int
3151 rte_eth_timesync_read_tx_timestamp(uint8_t port_id, struct timespec *timestamp)
3152 {
3153         struct rte_eth_dev *dev;
3154
3155         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3156         dev = &rte_eth_devices[port_id];
3157
3158         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp, -ENOTSUP);
3159         return (*dev->dev_ops->timesync_read_tx_timestamp)(dev, timestamp);
3160 }
3161
3162 int
3163 rte_eth_timesync_adjust_time(uint8_t port_id, int64_t delta)
3164 {
3165         struct rte_eth_dev *dev;
3166
3167         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3168         dev = &rte_eth_devices[port_id];
3169
3170         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_adjust_time, -ENOTSUP);
3171         return (*dev->dev_ops->timesync_adjust_time)(dev, delta);
3172 }
3173
3174 int
3175 rte_eth_timesync_read_time(uint8_t port_id, struct timespec *timestamp)
3176 {
3177         struct rte_eth_dev *dev;
3178
3179         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3180         dev = &rte_eth_devices[port_id];
3181
3182         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_time, -ENOTSUP);
3183         return (*dev->dev_ops->timesync_read_time)(dev, timestamp);
3184 }
3185
3186 int
3187 rte_eth_timesync_write_time(uint8_t port_id, const struct timespec *timestamp)
3188 {
3189         struct rte_eth_dev *dev;
3190
3191         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3192         dev = &rte_eth_devices[port_id];
3193
3194         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_write_time, -ENOTSUP);
3195         return (*dev->dev_ops->timesync_write_time)(dev, timestamp);
3196 }
3197
3198 int
3199 rte_eth_dev_get_reg_info(uint8_t port_id, struct rte_dev_reg_info *info)
3200 {
3201         struct rte_eth_dev *dev;
3202
3203         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3204
3205         dev = &rte_eth_devices[port_id];
3206         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
3207         return (*dev->dev_ops->get_reg)(dev, info);
3208 }
3209
3210 int
3211 rte_eth_dev_get_eeprom_length(uint8_t port_id)
3212 {
3213         struct rte_eth_dev *dev;
3214
3215         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3216
3217         dev = &rte_eth_devices[port_id];
3218         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
3219         return (*dev->dev_ops->get_eeprom_length)(dev);
3220 }
3221
3222 int
3223 rte_eth_dev_get_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3224 {
3225         struct rte_eth_dev *dev;
3226
3227         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3228
3229         dev = &rte_eth_devices[port_id];
3230         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
3231         return (*dev->dev_ops->get_eeprom)(dev, info);
3232 }
3233
3234 int
3235 rte_eth_dev_set_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3236 {
3237         struct rte_eth_dev *dev;
3238
3239         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3240
3241         dev = &rte_eth_devices[port_id];
3242         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
3243         return (*dev->dev_ops->set_eeprom)(dev, info);
3244 }
3245
3246 int
3247 rte_eth_dev_get_dcb_info(uint8_t port_id,
3248                              struct rte_eth_dcb_info *dcb_info)
3249 {
3250         struct rte_eth_dev *dev;
3251
3252         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3253
3254         dev = &rte_eth_devices[port_id];
3255         memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
3256
3257         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
3258         return (*dev->dev_ops->get_dcb_info)(dev, dcb_info);
3259 }
3260
3261 void
3262 rte_eth_copy_pci_info(struct rte_eth_dev *eth_dev, struct rte_pci_device *pci_dev)
3263 {
3264         if ((eth_dev == NULL) || (pci_dev == NULL)) {
3265                 RTE_PMD_DEBUG_TRACE("NULL pointer eth_dev=%p pci_dev=%p\n",
3266                                 eth_dev, pci_dev);
3267                 return;
3268         }
3269
3270         eth_dev->intr_handle = &pci_dev->intr_handle;
3271
3272         eth_dev->data->dev_flags = 0;
3273         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_INTR_LSC)
3274                 eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC;
3275
3276         eth_dev->data->kdrv = pci_dev->kdrv;
3277         eth_dev->data->numa_node = pci_dev->device.numa_node;
3278         eth_dev->data->drv_name = pci_dev->driver->driver.name;
3279 }
3280
3281 int
3282 rte_eth_dev_l2_tunnel_eth_type_conf(uint8_t port_id,
3283                                     struct rte_eth_l2_tunnel_conf *l2_tunnel)
3284 {
3285         struct rte_eth_dev *dev;
3286
3287         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3288         if (l2_tunnel == NULL) {
3289                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3290                 return -EINVAL;
3291         }
3292
3293         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3294                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
3295                 return -EINVAL;
3296         }
3297
3298         dev = &rte_eth_devices[port_id];
3299         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_eth_type_conf,
3300                                 -ENOTSUP);
3301         return (*dev->dev_ops->l2_tunnel_eth_type_conf)(dev, l2_tunnel);
3302 }
3303
3304 int
3305 rte_eth_dev_l2_tunnel_offload_set(uint8_t port_id,
3306                                   struct rte_eth_l2_tunnel_conf *l2_tunnel,
3307                                   uint32_t mask,
3308                                   uint8_t en)
3309 {
3310         struct rte_eth_dev *dev;
3311
3312         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3313
3314         if (l2_tunnel == NULL) {
3315                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3316                 return -EINVAL;
3317         }
3318
3319         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3320                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type.\n");
3321                 return -EINVAL;
3322         }
3323
3324         if (mask == 0) {
3325                 RTE_PMD_DEBUG_TRACE("Mask should have a value.\n");
3326                 return -EINVAL;
3327         }
3328
3329         dev = &rte_eth_devices[port_id];
3330         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_offload_set,
3331                                 -ENOTSUP);
3332         return (*dev->dev_ops->l2_tunnel_offload_set)(dev, l2_tunnel, mask, en);
3333 }