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