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_devices[port_id], 0, sizeof(*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
 938         dev = &rte_eth_devices[port_id];
 939
 940         rte_eth_dev_info_get(port_id, &dev_info);
 941
 942         if (RTE_ETH_DEV_SRIOV(dev).active)
 943                 pool = RTE_ETH_DEV_SRIOV(dev).def_vmdq_idx;
 944
 945         /* replay MAC address configuration */
 946         for (i = 0; i < dev_info.max_mac_addrs; i++) {
 947                 addr = dev->data->mac_addrs[i];
 948
 949                 /* skip zero address */
 950                 if (is_zero_ether_addr(&addr))
 951                         continue;
 952
 953                 /* add address to the hardware */
 954                 if  (*dev->dev_ops->mac_addr_add &&
 955                         (dev->data->mac_pool_sel[i] & (1ULL << pool)))
 956                         (*dev->dev_ops->mac_addr_add)(dev, &addr, i, pool);
 957                 else {
 958                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array not supported\n",
 959                                         port_id);
 960                         /* exit the loop but not return an error */
 961                         break;
 962                 }
 963         }
 964
 965         /* replay promiscuous configuration */
 966         if (rte_eth_promiscuous_get(port_id) == 1)
 967                 rte_eth_promiscuous_enable(port_id);
 968         else if (rte_eth_promiscuous_get(port_id) == 0)
 969                 rte_eth_promiscuous_disable(port_id);
 970
 971         /* replay all multicast configuration */
 972         if (rte_eth_allmulticast_get(port_id) == 1)
 973                 rte_eth_allmulticast_enable(port_id);
 974         else if (rte_eth_allmulticast_get(port_id) == 0)
 975                 rte_eth_allmulticast_disable(port_id);
 976 }
 977
 978 int
 979 rte_eth_dev_start(uint8_t port_id)
 980 {
 981         struct rte_eth_dev *dev;
 982         int diag;
 983
 984         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 985
 986         dev = &rte_eth_devices[port_id];
 987
 988         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
 989
 990         if (dev->data->dev_started != 0) {
 991                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
 992                         " already started\n",
 993                         port_id);
 994                 return 0;
 995         }
 996
 997         diag = (*dev->dev_ops->dev_start)(dev);
 998         if (diag == 0)
 999                 dev->data->dev_started = 1;
1000         else
1001                 return diag;
1002
1003         rte_eth_dev_config_restore(port_id);
1004
1005         if (dev->data->dev_conf.intr_conf.lsc == 0) {
1006                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
1007                 (*dev->dev_ops->link_update)(dev, 0);
1008         }
1009         return 0;
1010 }
1011
1012 void
1013 rte_eth_dev_stop(uint8_t port_id)
1014 {
1015         struct rte_eth_dev *dev;
1016
1017         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1018         dev = &rte_eth_devices[port_id];
1019
1020         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
1021
1022         if (dev->data->dev_started == 0) {
1023                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
1024                         " already stopped\n",
1025                         port_id);
1026                 return;
1027         }
1028
1029         dev->data->dev_started = 0;
1030         (*dev->dev_ops->dev_stop)(dev);
1031 }
1032
1033 int
1034 rte_eth_dev_set_link_up(uint8_t port_id)
1035 {
1036         struct rte_eth_dev *dev;
1037
1038         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1039
1040         dev = &rte_eth_devices[port_id];
1041
1042         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_up, -ENOTSUP);
1043         return (*dev->dev_ops->dev_set_link_up)(dev);
1044 }
1045
1046 int
1047 rte_eth_dev_set_link_down(uint8_t port_id)
1048 {
1049         struct rte_eth_dev *dev;
1050
1051         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1052
1053         dev = &rte_eth_devices[port_id];
1054
1055         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_down, -ENOTSUP);
1056         return (*dev->dev_ops->dev_set_link_down)(dev);
1057 }
1058
1059 void
1060 rte_eth_dev_close(uint8_t port_id)
1061 {
1062         struct rte_eth_dev *dev;
1063
1064         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1065         dev = &rte_eth_devices[port_id];
1066
1067         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_close);
1068         dev->data->dev_started = 0;
1069         (*dev->dev_ops->dev_close)(dev);
1070
1071         rte_free(dev->data->rx_queues);
1072         dev->data->rx_queues = NULL;
1073         rte_free(dev->data->tx_queues);
1074         dev->data->tx_queues = NULL;
1075 }
1076
1077 int
1078 rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id,
1079                        uint16_t nb_rx_desc, unsigned int socket_id,
1080                        const struct rte_eth_rxconf *rx_conf,
1081                        struct rte_mempool *mp)
1082 {
1083         int ret;
1084         uint32_t mbp_buf_size;
1085         struct rte_eth_dev *dev;
1086         struct rte_eth_dev_info dev_info;
1087         void **rxq;
1088
1089         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1090
1091         dev = &rte_eth_devices[port_id];
1092         if (rx_queue_id >= dev->data->nb_rx_queues) {
1093                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
1094                 return -EINVAL;
1095         }
1096
1097         if (dev->data->dev_started) {
1098                 RTE_PMD_DEBUG_TRACE(
1099                     "port %d must be stopped to allow configuration\n", port_id);
1100                 return -EBUSY;
1101         }
1102
1103         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1104         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
1105
1106         /*
1107          * Check the size of the mbuf data buffer.
1108          * This value must be provided in the private data of the memory pool.
1109          * First check that the memory pool has a valid private data.
1110          */
1111         rte_eth_dev_info_get(port_id, &dev_info);
1112         if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
1113                 RTE_PMD_DEBUG_TRACE("%s private_data_size %d < %d\n",
1114                                 mp->name, (int) mp->private_data_size,
1115                                 (int) sizeof(struct rte_pktmbuf_pool_private));
1116                 return -ENOSPC;
1117         }
1118         mbp_buf_size = rte_pktmbuf_data_room_size(mp);
1119
1120         if ((mbp_buf_size - RTE_PKTMBUF_HEADROOM) < dev_info.min_rx_bufsize) {
1121                 RTE_PMD_DEBUG_TRACE("%s mbuf_data_room_size %d < %d "
1122                                 "(RTE_PKTMBUF_HEADROOM=%d + min_rx_bufsize(dev)"
1123                                 "=%d)\n",
1124                                 mp->name,
1125                                 (int)mbp_buf_size,
1126                                 (int)(RTE_PKTMBUF_HEADROOM +
1127                                       dev_info.min_rx_bufsize),
1128                                 (int)RTE_PKTMBUF_HEADROOM,
1129                                 (int)dev_info.min_rx_bufsize);
1130                 return -EINVAL;
1131         }
1132
1133         if (nb_rx_desc > dev_info.rx_desc_lim.nb_max ||
1134                         nb_rx_desc < dev_info.rx_desc_lim.nb_min ||
1135                         nb_rx_desc % dev_info.rx_desc_lim.nb_align != 0) {
1136
1137                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_rx_desc(=%hu), "
1138                         "should be: <= %hu, = %hu, and a product of %hu\n",
1139                         nb_rx_desc,
1140                         dev_info.rx_desc_lim.nb_max,
1141                         dev_info.rx_desc_lim.nb_min,
1142                         dev_info.rx_desc_lim.nb_align);
1143                 return -EINVAL;
1144         }
1145
1146         rxq = dev->data->rx_queues;
1147         if (rxq[rx_queue_id]) {
1148                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release,
1149                                         -ENOTSUP);
1150                 (*dev->dev_ops->rx_queue_release)(rxq[rx_queue_id]);
1151                 rxq[rx_queue_id] = NULL;
1152         }
1153
1154         if (rx_conf == NULL)
1155                 rx_conf = &dev_info.default_rxconf;
1156
1157         ret = (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
1158                                               socket_id, rx_conf, mp);
1159         if (!ret) {
1160                 if (!dev->data->min_rx_buf_size ||
1161                     dev->data->min_rx_buf_size > mbp_buf_size)
1162                         dev->data->min_rx_buf_size = mbp_buf_size;
1163         }
1164
1165         return ret;
1166 }
1167
1168 int
1169 rte_eth_tx_queue_setup(uint8_t port_id, uint16_t tx_queue_id,
1170                        uint16_t nb_tx_desc, unsigned int socket_id,
1171                        const struct rte_eth_txconf *tx_conf)
1172 {
1173         struct rte_eth_dev *dev;
1174         struct rte_eth_dev_info dev_info;
1175         void **txq;
1176
1177         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1178
1179         dev = &rte_eth_devices[port_id];
1180         if (tx_queue_id >= dev->data->nb_tx_queues) {
1181                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
1182                 return -EINVAL;
1183         }
1184
1185         if (dev->data->dev_started) {
1186                 RTE_PMD_DEBUG_TRACE(
1187                     "port %d must be stopped to allow configuration\n", port_id);
1188                 return -EBUSY;
1189         }
1190
1191         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1192         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
1193
1194         rte_eth_dev_info_get(port_id, &dev_info);
1195
1196         if (nb_tx_desc > dev_info.tx_desc_lim.nb_max ||
1197             nb_tx_desc < dev_info.tx_desc_lim.nb_min ||
1198             nb_tx_desc % dev_info.tx_desc_lim.nb_align != 0) {
1199                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_tx_desc(=%hu), "
1200                                 "should be: <= %hu, = %hu, and a product of %hu\n",
1201                                 nb_tx_desc,
1202                                 dev_info.tx_desc_lim.nb_max,
1203                                 dev_info.tx_desc_lim.nb_min,
1204                                 dev_info.tx_desc_lim.nb_align);
1205                 return -EINVAL;
1206         }
1207
1208         txq = dev->data->tx_queues;
1209         if (txq[tx_queue_id]) {
1210                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release,
1211                                         -ENOTSUP);
1212                 (*dev->dev_ops->tx_queue_release)(txq[tx_queue_id]);
1213                 txq[tx_queue_id] = NULL;
1214         }
1215
1216         if (tx_conf == NULL)
1217                 tx_conf = &dev_info.default_txconf;
1218
1219         return (*dev->dev_ops->tx_queue_setup)(dev, tx_queue_id, nb_tx_desc,
1220                                                socket_id, tx_conf);
1221 }
1222
1223 void
1224 rte_eth_tx_buffer_drop_callback(struct rte_mbuf **pkts, uint16_t unsent,
1225                 void *userdata __rte_unused)
1226 {
1227         unsigned i;
1228
1229         for (i = 0; i < unsent; i++)
1230                 rte_pktmbuf_free(pkts[i]);
1231 }
1232
1233 void
1234 rte_eth_tx_buffer_count_callback(struct rte_mbuf **pkts, uint16_t unsent,
1235                 void *userdata)
1236 {
1237         uint64_t *count = userdata;
1238         unsigned i;
1239
1240         for (i = 0; i < unsent; i++)
1241                 rte_pktmbuf_free(pkts[i]);
1242
1243         *count += unsent;
1244 }
1245
1246 int
1247 rte_eth_tx_buffer_set_err_callback(struct rte_eth_dev_tx_buffer *buffer,
1248                 buffer_tx_error_fn cbfn, void *userdata)
1249 {
1250         buffer->error_callback = cbfn;
1251         buffer->error_userdata = userdata;
1252         return 0;
1253 }
1254
1255 int
1256 rte_eth_tx_buffer_init(struct rte_eth_dev_tx_buffer *buffer, uint16_t size)
1257 {
1258         int ret = 0;
1259
1260         if (buffer == NULL)
1261                 return -EINVAL;
1262
1263         buffer->size = size;
1264         if (buffer->error_callback == NULL) {
1265                 ret = rte_eth_tx_buffer_set_err_callback(
1266                         buffer, rte_eth_tx_buffer_drop_callback, NULL);
1267         }
1268
1269         return ret;
1270 }
1271
1272 void
1273 rte_eth_promiscuous_enable(uint8_t port_id)
1274 {
1275         struct rte_eth_dev *dev;
1276
1277         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1278         dev = &rte_eth_devices[port_id];
1279
1280         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_enable);
1281         (*dev->dev_ops->promiscuous_enable)(dev);
1282         dev->data->promiscuous = 1;
1283 }
1284
1285 void
1286 rte_eth_promiscuous_disable(uint8_t port_id)
1287 {
1288         struct rte_eth_dev *dev;
1289
1290         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1291         dev = &rte_eth_devices[port_id];
1292
1293         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_disable);
1294         dev->data->promiscuous = 0;
1295         (*dev->dev_ops->promiscuous_disable)(dev);
1296 }
1297
1298 int
1299 rte_eth_promiscuous_get(uint8_t port_id)
1300 {
1301         struct rte_eth_dev *dev;
1302
1303         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1304
1305         dev = &rte_eth_devices[port_id];
1306         return dev->data->promiscuous;
1307 }
1308
1309 void
1310 rte_eth_allmulticast_enable(uint8_t port_id)
1311 {
1312         struct rte_eth_dev *dev;
1313
1314         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1315         dev = &rte_eth_devices[port_id];
1316
1317         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_enable);
1318         (*dev->dev_ops->allmulticast_enable)(dev);
1319         dev->data->all_multicast = 1;
1320 }
1321
1322 void
1323 rte_eth_allmulticast_disable(uint8_t port_id)
1324 {
1325         struct rte_eth_dev *dev;
1326
1327         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1328         dev = &rte_eth_devices[port_id];
1329
1330         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_disable);
1331         dev->data->all_multicast = 0;
1332         (*dev->dev_ops->allmulticast_disable)(dev);
1333 }
1334
1335 int
1336 rte_eth_allmulticast_get(uint8_t port_id)
1337 {
1338         struct rte_eth_dev *dev;
1339
1340         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1341
1342         dev = &rte_eth_devices[port_id];
1343         return dev->data->all_multicast;
1344 }
1345
1346 static inline int
1347 rte_eth_dev_atomic_read_link_status(struct rte_eth_dev *dev,
1348                                 struct rte_eth_link *link)
1349 {
1350         struct rte_eth_link *dst = link;
1351         struct rte_eth_link *src = &(dev->data->dev_link);
1352
1353         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
1354                                         *(uint64_t *)src) == 0)
1355                 return -1;
1356
1357         return 0;
1358 }
1359
1360 void
1361 rte_eth_link_get(uint8_t port_id, struct rte_eth_link *eth_link)
1362 {
1363         struct rte_eth_dev *dev;
1364
1365         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1366         dev = &rte_eth_devices[port_id];
1367
1368         if (dev->data->dev_conf.intr_conf.lsc != 0)
1369                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1370         else {
1371                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1372                 (*dev->dev_ops->link_update)(dev, 1);
1373                 *eth_link = dev->data->dev_link;
1374         }
1375 }
1376
1377 void
1378 rte_eth_link_get_nowait(uint8_t port_id, struct rte_eth_link *eth_link)
1379 {
1380         struct rte_eth_dev *dev;
1381
1382         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1383         dev = &rte_eth_devices[port_id];
1384
1385         if (dev->data->dev_conf.intr_conf.lsc != 0)
1386                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1387         else {
1388                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1389                 (*dev->dev_ops->link_update)(dev, 0);
1390                 *eth_link = dev->data->dev_link;
1391         }
1392 }
1393
1394 int
1395 rte_eth_stats_get(uint8_t port_id, struct rte_eth_stats *stats)
1396 {
1397         struct rte_eth_dev *dev;
1398
1399         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1400
1401         dev = &rte_eth_devices[port_id];
1402         memset(stats, 0, sizeof(*stats));
1403
1404         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
1405         stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
1406         (*dev->dev_ops->stats_get)(dev, stats);
1407         return 0;
1408 }
1409
1410 void
1411 rte_eth_stats_reset(uint8_t port_id)
1412 {
1413         struct rte_eth_dev *dev;
1414
1415         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1416         dev = &rte_eth_devices[port_id];
1417
1418         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
1419         (*dev->dev_ops->stats_reset)(dev);
1420         dev->data->rx_mbuf_alloc_failed = 0;
1421 }
1422
1423 static int
1424 get_xstats_count(uint8_t port_id)
1425 {
1426         struct rte_eth_dev *dev;
1427         int count;
1428
1429         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1430         dev = &rte_eth_devices[port_id];
1431         if (dev->dev_ops->xstats_get_names != NULL) {
1432                 count = (*dev->dev_ops->xstats_get_names)(dev, NULL, 0);
1433                 if (count < 0)
1434                         return count;
1435         } else
1436                 count = 0;
1437         count += RTE_NB_STATS;
1438         count += RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS) *
1439                  RTE_NB_RXQ_STATS;
1440         count += RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS) *
1441                  RTE_NB_TXQ_STATS;
1442         return count;
1443 }
1444
1445 int
1446 rte_eth_xstats_get_names(uint8_t port_id,
1447         struct rte_eth_xstat_name *xstats_names,
1448         unsigned size)
1449 {
1450         struct rte_eth_dev *dev;
1451         int cnt_used_entries;
1452         int cnt_expected_entries;
1453         int cnt_driver_entries;
1454         uint32_t idx, id_queue;
1455         uint16_t num_q;
1456
1457         cnt_expected_entries = get_xstats_count(port_id);
1458         if (xstats_names == NULL || cnt_expected_entries < 0 ||
1459                         (int)size < cnt_expected_entries)
1460                 return cnt_expected_entries;
1461
1462         /* port_id checked in get_xstats_count() */
1463         dev = &rte_eth_devices[port_id];
1464         cnt_used_entries = 0;
1465
1466         for (idx = 0; idx < RTE_NB_STATS; idx++) {
1467                 snprintf(xstats_names[cnt_used_entries].name,
1468                         sizeof(xstats_names[0].name),
1469                         "%s", rte_stats_strings[idx].name);
1470                 cnt_used_entries++;
1471         }
1472         num_q = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1473         for (id_queue = 0; id_queue < num_q; id_queue++) {
1474                 for (idx = 0; idx < RTE_NB_RXQ_STATS; idx++) {
1475                         snprintf(xstats_names[cnt_used_entries].name,
1476                                 sizeof(xstats_names[0].name),
1477                                 "rx_q%u%s",
1478                                 id_queue, rte_rxq_stats_strings[idx].name);
1479                         cnt_used_entries++;
1480                 }
1481
1482         }
1483         num_q = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1484         for (id_queue = 0; id_queue < num_q; id_queue++) {
1485                 for (idx = 0; idx < RTE_NB_TXQ_STATS; idx++) {
1486                         snprintf(xstats_names[cnt_used_entries].name,
1487                                 sizeof(xstats_names[0].name),
1488                                 "tx_q%u%s",
1489                                 id_queue, rte_txq_stats_strings[idx].name);
1490                         cnt_used_entries++;
1491                 }
1492         }
1493
1494         if (dev->dev_ops->xstats_get_names != NULL) {
1495                 /* If there are any driver-specific xstats, append them
1496                  * to end of list.
1497                  */
1498                 cnt_driver_entries = (*dev->dev_ops->xstats_get_names)(
1499                         dev,
1500                         xstats_names + cnt_used_entries,
1501                         size - cnt_used_entries);
1502                 if (cnt_driver_entries < 0)
1503                         return cnt_driver_entries;
1504                 cnt_used_entries += cnt_driver_entries;
1505         }
1506
1507         return cnt_used_entries;
1508 }
1509
1510 /* retrieve ethdev extended statistics */
1511 int
1512 rte_eth_xstats_get(uint8_t port_id, struct rte_eth_xstat *xstats,
1513         unsigned n)
1514 {
1515         struct rte_eth_stats eth_stats;
1516         struct rte_eth_dev *dev;
1517         unsigned count = 0, i, q;
1518         signed xcount = 0;
1519         uint64_t val, *stats_ptr;
1520         uint16_t nb_rxqs, nb_txqs;
1521
1522         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1523
1524         dev = &rte_eth_devices[port_id];
1525
1526         nb_rxqs = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1527         nb_txqs = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1528
1529         /* Return generic statistics */
1530         count = RTE_NB_STATS + (nb_rxqs * RTE_NB_RXQ_STATS) +
1531                 (nb_txqs * RTE_NB_TXQ_STATS);
1532
1533         /* implemented by the driver */
1534         if (dev->dev_ops->xstats_get != NULL) {
1535                 /* Retrieve the xstats from the driver at the end of the
1536                  * xstats struct.
1537                  */
1538                 xcount = (*dev->dev_ops->xstats_get)(dev,
1539                                      xstats ? xstats + count : NULL,
1540                                      (n > count) ? n - count : 0);
1541
1542                 if (xcount < 0)
1543                         return xcount;
1544         }
1545
1546         if (n < count + xcount || xstats == NULL)
1547                 return count + xcount;
1548
1549         /* now fill the xstats structure */
1550         count = 0;
1551         rte_eth_stats_get(port_id, &eth_stats);
1552
1553         /* global stats */
1554         for (i = 0; i < RTE_NB_STATS; i++) {
1555                 stats_ptr = RTE_PTR_ADD(&eth_stats,
1556                                         rte_stats_strings[i].offset);
1557                 val = *stats_ptr;
1558                 xstats[count++].value = val;
1559         }
1560
1561         /* per-rxq stats */
1562         for (q = 0; q < nb_rxqs; q++) {
1563                 for (i = 0; i < RTE_NB_RXQ_STATS; i++) {
1564                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1565                                         rte_rxq_stats_strings[i].offset +
1566                                         q * sizeof(uint64_t));
1567                         val = *stats_ptr;
1568                         xstats[count++].value = val;
1569                 }
1570         }
1571
1572         /* per-txq stats */
1573         for (q = 0; q < nb_txqs; q++) {
1574                 for (i = 0; i < RTE_NB_TXQ_STATS; i++) {
1575                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1576                                         rte_txq_stats_strings[i].offset +
1577                                         q * sizeof(uint64_t));
1578                         val = *stats_ptr;
1579                         xstats[count++].value = val;
1580                 }
1581         }
1582
1583         for (i = 0; i < count; i++)
1584                 xstats[i].id = i;
1585         /* add an offset to driver-specific stats */
1586         for ( ; i < count + xcount; i++)
1587                 xstats[i].id += count;
1588
1589         return count + xcount;
1590 }
1591
1592 /* reset ethdev extended statistics */
1593 void
1594 rte_eth_xstats_reset(uint8_t port_id)
1595 {
1596         struct rte_eth_dev *dev;
1597
1598         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1599         dev = &rte_eth_devices[port_id];
1600
1601         /* implemented by the driver */
1602         if (dev->dev_ops->xstats_reset != NULL) {
1603                 (*dev->dev_ops->xstats_reset)(dev);
1604                 return;
1605         }
1606
1607         /* fallback to default */
1608         rte_eth_stats_reset(port_id);
1609 }
1610
1611 static int
1612 set_queue_stats_mapping(uint8_t port_id, uint16_t queue_id, uint8_t stat_idx,
1613                 uint8_t is_rx)
1614 {
1615         struct rte_eth_dev *dev;
1616
1617         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1618
1619         dev = &rte_eth_devices[port_id];
1620
1621         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
1622         return (*dev->dev_ops->queue_stats_mapping_set)
1623                         (dev, queue_id, stat_idx, is_rx);
1624 }
1625
1626
1627 int
1628 rte_eth_dev_set_tx_queue_stats_mapping(uint8_t port_id, uint16_t tx_queue_id,
1629                 uint8_t stat_idx)
1630 {
1631         return set_queue_stats_mapping(port_id, tx_queue_id, stat_idx,
1632                         STAT_QMAP_TX);
1633 }
1634
1635
1636 int
1637 rte_eth_dev_set_rx_queue_stats_mapping(uint8_t port_id, uint16_t rx_queue_id,
1638                 uint8_t stat_idx)
1639 {
1640         return set_queue_stats_mapping(port_id, rx_queue_id, stat_idx,
1641                         STAT_QMAP_RX);
1642 }
1643
1644 void
1645 rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)
1646 {
1647         struct rte_eth_dev *dev;
1648         const struct rte_eth_desc_lim lim = {
1649                 .nb_max = UINT16_MAX,
1650                 .nb_min = 0,
1651                 .nb_align = 1,
1652         };
1653
1654         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1655         dev = &rte_eth_devices[port_id];
1656
1657         memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
1658         dev_info->rx_desc_lim = lim;
1659         dev_info->tx_desc_lim = lim;
1660
1661         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
1662         (*dev->dev_ops->dev_infos_get)(dev, dev_info);
1663         dev_info->driver_name = dev->data->drv_name;
1664         dev_info->nb_rx_queues = dev->data->nb_rx_queues;
1665         dev_info->nb_tx_queues = dev->data->nb_tx_queues;
1666 }
1667
1668 int
1669 rte_eth_dev_get_supported_ptypes(uint8_t port_id, uint32_t ptype_mask,
1670                                  uint32_t *ptypes, int num)
1671 {
1672         int i, j;
1673         struct rte_eth_dev *dev;
1674         const uint32_t *all_ptypes;
1675
1676         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1677         dev = &rte_eth_devices[port_id];
1678         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_supported_ptypes_get, 0);
1679         all_ptypes = (*dev->dev_ops->dev_supported_ptypes_get)(dev);
1680
1681         if (!all_ptypes)
1682                 return 0;
1683
1684         for (i = 0, j = 0; all_ptypes[i] != RTE_PTYPE_UNKNOWN; ++i)
1685                 if (all_ptypes[i] & ptype_mask) {
1686                         if (j < num)
1687                                 ptypes[j] = all_ptypes[i];
1688                         j++;
1689                 }
1690
1691         return j;
1692 }
1693
1694 void
1695 rte_eth_macaddr_get(uint8_t port_id, struct ether_addr *mac_addr)
1696 {
1697         struct rte_eth_dev *dev;
1698
1699         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1700         dev = &rte_eth_devices[port_id];
1701         ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
1702 }
1703
1704
1705 int
1706 rte_eth_dev_get_mtu(uint8_t port_id, uint16_t *mtu)
1707 {
1708         struct rte_eth_dev *dev;
1709
1710         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1711
1712         dev = &rte_eth_devices[port_id];
1713         *mtu = dev->data->mtu;
1714         return 0;
1715 }
1716
1717 int
1718 rte_eth_dev_set_mtu(uint8_t port_id, uint16_t mtu)
1719 {
1720         int ret;
1721         struct rte_eth_dev *dev;
1722
1723         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1724         dev = &rte_eth_devices[port_id];
1725         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
1726
1727         ret = (*dev->dev_ops->mtu_set)(dev, mtu);
1728         if (!ret)
1729                 dev->data->mtu = mtu;
1730
1731         return ret;
1732 }
1733
1734 int
1735 rte_eth_dev_vlan_filter(uint8_t port_id, uint16_t vlan_id, int on)
1736 {
1737         struct rte_eth_dev *dev;
1738
1739         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1740         dev = &rte_eth_devices[port_id];
1741         if (!(dev->data->dev_conf.rxmode.hw_vlan_filter)) {
1742                 RTE_PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
1743                 return -ENOSYS;
1744         }
1745
1746         if (vlan_id > 4095) {
1747                 RTE_PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n",
1748                                 port_id, (unsigned) vlan_id);
1749                 return -EINVAL;
1750         }
1751         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
1752
1753         return (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
1754 }
1755
1756 int
1757 rte_eth_dev_set_vlan_strip_on_queue(uint8_t port_id, uint16_t rx_queue_id, int on)
1758 {
1759         struct rte_eth_dev *dev;
1760
1761         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1762         dev = &rte_eth_devices[port_id];
1763         if (rx_queue_id >= dev->data->nb_rx_queues) {
1764                 RTE_PMD_DEBUG_TRACE("Invalid rx_queue_id=%d\n", port_id);
1765                 return -EINVAL;
1766         }
1767
1768         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
1769         (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
1770
1771         return 0;
1772 }
1773
1774 int
1775 rte_eth_dev_set_vlan_ether_type(uint8_t port_id,
1776                                 enum rte_vlan_type vlan_type,
1777                                 uint16_t tpid)
1778 {
1779         struct rte_eth_dev *dev;
1780
1781         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1782         dev = &rte_eth_devices[port_id];
1783         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
1784
1785         return (*dev->dev_ops->vlan_tpid_set)(dev, vlan_type, tpid);
1786 }
1787
1788 int
1789 rte_eth_dev_set_vlan_offload(uint8_t port_id, int offload_mask)
1790 {
1791         struct rte_eth_dev *dev;
1792         int ret = 0;
1793         int mask = 0;
1794         int cur, org = 0;
1795
1796         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1797         dev = &rte_eth_devices[port_id];
1798
1799         /*check which option changed by application*/
1800         cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
1801         org = !!(dev->data->dev_conf.rxmode.hw_vlan_strip);
1802         if (cur != org) {
1803                 dev->data->dev_conf.rxmode.hw_vlan_strip = (uint8_t)cur;
1804                 mask |= ETH_VLAN_STRIP_MASK;
1805         }
1806
1807         cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
1808         org = !!(dev->data->dev_conf.rxmode.hw_vlan_filter);
1809         if (cur != org) {
1810                 dev->data->dev_conf.rxmode.hw_vlan_filter = (uint8_t)cur;
1811                 mask |= ETH_VLAN_FILTER_MASK;
1812         }
1813
1814         cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
1815         org = !!(dev->data->dev_conf.rxmode.hw_vlan_extend);
1816         if (cur != org) {
1817                 dev->data->dev_conf.rxmode.hw_vlan_extend = (uint8_t)cur;
1818                 mask |= ETH_VLAN_EXTEND_MASK;
1819         }
1820
1821         /*no change*/
1822         if (mask == 0)
1823                 return ret;
1824
1825         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
1826         (*dev->dev_ops->vlan_offload_set)(dev, mask);
1827
1828         return ret;
1829 }
1830
1831 int
1832 rte_eth_dev_get_vlan_offload(uint8_t port_id)
1833 {
1834         struct rte_eth_dev *dev;
1835         int ret = 0;
1836
1837         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1838         dev = &rte_eth_devices[port_id];
1839
1840         if (dev->data->dev_conf.rxmode.hw_vlan_strip)
1841                 ret |= ETH_VLAN_STRIP_OFFLOAD;
1842
1843         if (dev->data->dev_conf.rxmode.hw_vlan_filter)
1844                 ret |= ETH_VLAN_FILTER_OFFLOAD;
1845
1846         if (dev->data->dev_conf.rxmode.hw_vlan_extend)
1847                 ret |= ETH_VLAN_EXTEND_OFFLOAD;
1848
1849         return ret;
1850 }
1851
1852 int
1853 rte_eth_dev_set_vlan_pvid(uint8_t port_id, uint16_t pvid, int on)
1854 {
1855         struct rte_eth_dev *dev;
1856
1857         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1858         dev = &rte_eth_devices[port_id];
1859         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
1860         (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on);
1861
1862         return 0;
1863 }
1864
1865 int
1866 rte_eth_dev_flow_ctrl_get(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1867 {
1868         struct rte_eth_dev *dev;
1869
1870         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1871         dev = &rte_eth_devices[port_id];
1872         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
1873         memset(fc_conf, 0, sizeof(*fc_conf));
1874         return (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf);
1875 }
1876
1877 int
1878 rte_eth_dev_flow_ctrl_set(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1879 {
1880         struct rte_eth_dev *dev;
1881
1882         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1883         if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
1884                 RTE_PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n");
1885                 return -EINVAL;
1886         }
1887
1888         dev = &rte_eth_devices[port_id];
1889         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
1890         return (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf);
1891 }
1892
1893 int
1894 rte_eth_dev_priority_flow_ctrl_set(uint8_t port_id, struct rte_eth_pfc_conf *pfc_conf)
1895 {
1896         struct rte_eth_dev *dev;
1897
1898         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1899         if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
1900                 RTE_PMD_DEBUG_TRACE("Invalid priority, only 0-7 allowed\n");
1901                 return -EINVAL;
1902         }
1903
1904         dev = &rte_eth_devices[port_id];
1905         /* High water, low water validation are device specific */
1906         if  (*dev->dev_ops->priority_flow_ctrl_set)
1907                 return (*dev->dev_ops->priority_flow_ctrl_set)(dev, pfc_conf);
1908         return -ENOTSUP;
1909 }
1910
1911 static int
1912 rte_eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf,
1913                         uint16_t reta_size)
1914 {
1915         uint16_t i, num;
1916
1917         if (!reta_conf)
1918                 return -EINVAL;
1919
1920         if (reta_size != RTE_ALIGN(reta_size, RTE_RETA_GROUP_SIZE)) {
1921                 RTE_PMD_DEBUG_TRACE("Invalid reta size, should be %u aligned\n",
1922                                                         RTE_RETA_GROUP_SIZE);
1923                 return -EINVAL;
1924         }
1925
1926         num = reta_size / RTE_RETA_GROUP_SIZE;
1927         for (i = 0; i < num; i++) {
1928                 if (reta_conf[i].mask)
1929                         return 0;
1930         }
1931
1932         return -EINVAL;
1933 }
1934
1935 static int
1936 rte_eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf,
1937                          uint16_t reta_size,
1938                          uint16_t max_rxq)
1939 {
1940         uint16_t i, idx, shift;
1941
1942         if (!reta_conf)
1943                 return -EINVAL;
1944
1945         if (max_rxq == 0) {
1946                 RTE_PMD_DEBUG_TRACE("No receive queue is available\n");
1947                 return -EINVAL;
1948         }
1949
1950         for (i = 0; i < reta_size; i++) {
1951                 idx = i / RTE_RETA_GROUP_SIZE;
1952                 shift = i % RTE_RETA_GROUP_SIZE;
1953                 if ((reta_conf[idx].mask & (1ULL << shift)) &&
1954                         (reta_conf[idx].reta[shift] >= max_rxq)) {
1955                         RTE_PMD_DEBUG_TRACE("reta_conf[%u]->reta[%u]: %u exceeds "
1956                                 "the maximum rxq index: %u\n", idx, shift,
1957                                 reta_conf[idx].reta[shift], max_rxq);
1958                         return -EINVAL;
1959                 }
1960         }
1961
1962         return 0;
1963 }
1964
1965 int
1966 rte_eth_dev_rss_reta_update(uint8_t port_id,
1967                             struct rte_eth_rss_reta_entry64 *reta_conf,
1968                             uint16_t reta_size)
1969 {
1970         struct rte_eth_dev *dev;
1971         int ret;
1972
1973         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1974         /* Check mask bits */
1975         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
1976         if (ret < 0)
1977                 return ret;
1978
1979         dev = &rte_eth_devices[port_id];
1980
1981         /* Check entry value */
1982         ret = rte_eth_check_reta_entry(reta_conf, reta_size,
1983                                 dev->data->nb_rx_queues);
1984         if (ret < 0)
1985                 return ret;
1986
1987         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
1988         return (*dev->dev_ops->reta_update)(dev, reta_conf, reta_size);
1989 }
1990
1991 int
1992 rte_eth_dev_rss_reta_query(uint8_t port_id,
1993                            struct rte_eth_rss_reta_entry64 *reta_conf,
1994                            uint16_t reta_size)
1995 {
1996         struct rte_eth_dev *dev;
1997         int ret;
1998
1999         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2000
2001         /* Check mask bits */
2002         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
2003         if (ret < 0)
2004                 return ret;
2005
2006         dev = &rte_eth_devices[port_id];
2007         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
2008         return (*dev->dev_ops->reta_query)(dev, reta_conf, reta_size);
2009 }
2010
2011 int
2012 rte_eth_dev_rss_hash_update(uint8_t port_id, struct rte_eth_rss_conf *rss_conf)
2013 {
2014         struct rte_eth_dev *dev;
2015         uint16_t rss_hash_protos;
2016
2017         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2018         rss_hash_protos = rss_conf->rss_hf;
2019         if ((rss_hash_protos != 0) &&
2020             ((rss_hash_protos & ETH_RSS_PROTO_MASK) == 0)) {
2021                 RTE_PMD_DEBUG_TRACE("Invalid rss_hash_protos=0x%x\n",
2022                                 rss_hash_protos);
2023                 return -EINVAL;
2024         }
2025         dev = &rte_eth_devices[port_id];
2026         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
2027         return (*dev->dev_ops->rss_hash_update)(dev, rss_conf);
2028 }
2029
2030 int
2031 rte_eth_dev_rss_hash_conf_get(uint8_t port_id,
2032                               struct rte_eth_rss_conf *rss_conf)
2033 {
2034         struct rte_eth_dev *dev;
2035
2036         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2037         dev = &rte_eth_devices[port_id];
2038         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
2039         return (*dev->dev_ops->rss_hash_conf_get)(dev, rss_conf);
2040 }
2041
2042 int
2043 rte_eth_dev_udp_tunnel_port_add(uint8_t port_id,
2044                                 struct rte_eth_udp_tunnel *udp_tunnel)
2045 {
2046         struct rte_eth_dev *dev;
2047
2048         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2049         if (udp_tunnel == NULL) {
2050                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2051                 return -EINVAL;
2052         }
2053
2054         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2055                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2056                 return -EINVAL;
2057         }
2058
2059         dev = &rte_eth_devices[port_id];
2060         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_add, -ENOTSUP);
2061         return (*dev->dev_ops->udp_tunnel_port_add)(dev, udp_tunnel);
2062 }
2063
2064 int
2065 rte_eth_dev_udp_tunnel_port_delete(uint8_t port_id,
2066                                    struct rte_eth_udp_tunnel *udp_tunnel)
2067 {
2068         struct rte_eth_dev *dev;
2069
2070         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2071         dev = &rte_eth_devices[port_id];
2072
2073         if (udp_tunnel == NULL) {
2074                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2075                 return -EINVAL;
2076         }
2077
2078         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2079                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2080                 return -EINVAL;
2081         }
2082
2083         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_del, -ENOTSUP);
2084         return (*dev->dev_ops->udp_tunnel_port_del)(dev, udp_tunnel);
2085 }
2086
2087 int
2088 rte_eth_led_on(uint8_t port_id)
2089 {
2090         struct rte_eth_dev *dev;
2091
2092         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2093         dev = &rte_eth_devices[port_id];
2094         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
2095         return (*dev->dev_ops->dev_led_on)(dev);
2096 }
2097
2098 int
2099 rte_eth_led_off(uint8_t port_id)
2100 {
2101         struct rte_eth_dev *dev;
2102
2103         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2104         dev = &rte_eth_devices[port_id];
2105         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
2106         return (*dev->dev_ops->dev_led_off)(dev);
2107 }
2108
2109 /*
2110  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2111  * an empty spot.
2112  */
2113 static int
2114 get_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2115 {
2116         struct rte_eth_dev_info dev_info;
2117         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2118         unsigned i;
2119
2120         rte_eth_dev_info_get(port_id, &dev_info);
2121
2122         for (i = 0; i < dev_info.max_mac_addrs; i++)
2123                 if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
2124                         return i;
2125
2126         return -1;
2127 }
2128
2129 static const struct ether_addr null_mac_addr;
2130
2131 int
2132 rte_eth_dev_mac_addr_add(uint8_t port_id, struct ether_addr *addr,
2133                         uint32_t pool)
2134 {
2135         struct rte_eth_dev *dev;
2136         int index;
2137         uint64_t pool_mask;
2138
2139         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2140         dev = &rte_eth_devices[port_id];
2141         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
2142
2143         if (is_zero_ether_addr(addr)) {
2144                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2145                         port_id);
2146                 return -EINVAL;
2147         }
2148         if (pool >= ETH_64_POOLS) {
2149                 RTE_PMD_DEBUG_TRACE("pool id must be 0-%d\n", ETH_64_POOLS - 1);
2150                 return -EINVAL;
2151         }
2152
2153         index = get_mac_addr_index(port_id, addr);
2154         if (index < 0) {
2155                 index = get_mac_addr_index(port_id, &null_mac_addr);
2156                 if (index < 0) {
2157                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2158                                 port_id);
2159                         return -ENOSPC;
2160                 }
2161         } else {
2162                 pool_mask = dev->data->mac_pool_sel[index];
2163
2164                 /* Check if both MAC address and pool is already there, and do nothing */
2165                 if (pool_mask & (1ULL << pool))
2166                         return 0;
2167         }
2168
2169         /* Update NIC */
2170         (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
2171
2172         /* Update address in NIC data structure */
2173         ether_addr_copy(addr, &dev->data->mac_addrs[index]);
2174
2175         /* Update pool bitmap in NIC data structure */
2176         dev->data->mac_pool_sel[index] |= (1ULL << pool);
2177
2178         return 0;
2179 }
2180
2181 int
2182 rte_eth_dev_mac_addr_remove(uint8_t port_id, struct ether_addr *addr)
2183 {
2184         struct rte_eth_dev *dev;
2185         int index;
2186
2187         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2188         dev = &rte_eth_devices[port_id];
2189         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
2190
2191         index = get_mac_addr_index(port_id, addr);
2192         if (index == 0) {
2193                 RTE_PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id);
2194                 return -EADDRINUSE;
2195         } else if (index < 0)
2196                 return 0;  /* Do nothing if address wasn't found */
2197
2198         /* Update NIC */
2199         (*dev->dev_ops->mac_addr_remove)(dev, index);
2200
2201         /* Update address in NIC data structure */
2202         ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
2203
2204         /* reset pool bitmap */
2205         dev->data->mac_pool_sel[index] = 0;
2206
2207         return 0;
2208 }
2209
2210 int
2211 rte_eth_dev_default_mac_addr_set(uint8_t port_id, struct ether_addr *addr)
2212 {
2213         struct rte_eth_dev *dev;
2214
2215         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2216
2217         if (!is_valid_assigned_ether_addr(addr))
2218                 return -EINVAL;
2219
2220         dev = &rte_eth_devices[port_id];
2221         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
2222
2223         /* Update default address in NIC data structure */
2224         ether_addr_copy(addr, &dev->data->mac_addrs[0]);
2225
2226         (*dev->dev_ops->mac_addr_set)(dev, addr);
2227
2228         return 0;
2229 }
2230
2231 int
2232 rte_eth_dev_set_vf_rxmode(uint8_t port_id,  uint16_t vf,
2233                                 uint16_t rx_mode, uint8_t on)
2234 {
2235         uint16_t num_vfs;
2236         struct rte_eth_dev *dev;
2237         struct rte_eth_dev_info dev_info;
2238
2239         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2240
2241         dev = &rte_eth_devices[port_id];
2242         rte_eth_dev_info_get(port_id, &dev_info);
2243
2244         num_vfs = dev_info.max_vfs;
2245         if (vf > num_vfs) {
2246                 RTE_PMD_DEBUG_TRACE("set VF RX mode:invalid VF id %d\n", vf);
2247                 return -EINVAL;
2248         }
2249
2250         if (rx_mode == 0) {
2251                 RTE_PMD_DEBUG_TRACE("set VF RX mode:mode mask ca not be zero\n");
2252                 return -EINVAL;
2253         }
2254         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx_mode, -ENOTSUP);
2255         return (*dev->dev_ops->set_vf_rx_mode)(dev, vf, rx_mode, on);
2256 }
2257
2258 /*
2259  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2260  * an empty spot.
2261  */
2262 static int
2263 get_hash_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2264 {
2265         struct rte_eth_dev_info dev_info;
2266         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2267         unsigned i;
2268
2269         rte_eth_dev_info_get(port_id, &dev_info);
2270         if (!dev->data->hash_mac_addrs)
2271                 return -1;
2272
2273         for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
2274                 if (memcmp(addr, &dev->data->hash_mac_addrs[i],
2275                         ETHER_ADDR_LEN) == 0)
2276                         return i;
2277
2278         return -1;
2279 }
2280
2281 int
2282 rte_eth_dev_uc_hash_table_set(uint8_t port_id, struct ether_addr *addr,
2283                                 uint8_t on)
2284 {
2285         int index;
2286         int ret;
2287         struct rte_eth_dev *dev;
2288
2289         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2290
2291         dev = &rte_eth_devices[port_id];
2292         if (is_zero_ether_addr(addr)) {
2293                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2294                         port_id);
2295                 return -EINVAL;
2296         }
2297
2298         index = get_hash_mac_addr_index(port_id, addr);
2299         /* Check if it's already there, and do nothing */
2300         if ((index >= 0) && (on))
2301                 return 0;
2302
2303         if (index < 0) {
2304                 if (!on) {
2305                         RTE_PMD_DEBUG_TRACE("port %d: the MAC address was not "
2306                                 "set in UTA\n", port_id);
2307                         return -EINVAL;
2308                 }
2309
2310                 index = get_hash_mac_addr_index(port_id, &null_mac_addr);
2311                 if (index < 0) {
2312                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2313                                         port_id);
2314                         return -ENOSPC;
2315                 }
2316         }
2317
2318         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
2319         ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
2320         if (ret == 0) {
2321                 /* Update address in NIC data structure */
2322                 if (on)
2323                         ether_addr_copy(addr,
2324                                         &dev->data->hash_mac_addrs[index]);
2325                 else
2326                         ether_addr_copy(&null_mac_addr,
2327                                         &dev->data->hash_mac_addrs[index]);
2328         }
2329
2330         return ret;
2331 }
2332
2333 int
2334 rte_eth_dev_uc_all_hash_table_set(uint8_t port_id, uint8_t on)
2335 {
2336         struct rte_eth_dev *dev;
2337
2338         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2339
2340         dev = &rte_eth_devices[port_id];
2341
2342         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
2343         return (*dev->dev_ops->uc_all_hash_table_set)(dev, on);
2344 }
2345
2346 int
2347 rte_eth_dev_set_vf_rx(uint8_t port_id, uint16_t vf, uint8_t on)
2348 {
2349         uint16_t num_vfs;
2350         struct rte_eth_dev *dev;
2351         struct rte_eth_dev_info dev_info;
2352
2353         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2354
2355         dev = &rte_eth_devices[port_id];
2356         rte_eth_dev_info_get(port_id, &dev_info);
2357
2358         num_vfs = dev_info.max_vfs;
2359         if (vf > num_vfs) {
2360                 RTE_PMD_DEBUG_TRACE("port %d: invalid vf id\n", port_id);
2361                 return -EINVAL;
2362         }
2363
2364         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx, -ENOTSUP);
2365         return (*dev->dev_ops->set_vf_rx)(dev, vf, on);
2366 }
2367
2368 int
2369 rte_eth_dev_set_vf_tx(uint8_t port_id, uint16_t vf, uint8_t on)
2370 {
2371         uint16_t num_vfs;
2372         struct rte_eth_dev *dev;
2373         struct rte_eth_dev_info dev_info;
2374
2375         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2376
2377         dev = &rte_eth_devices[port_id];
2378         rte_eth_dev_info_get(port_id, &dev_info);
2379
2380         num_vfs = dev_info.max_vfs;
2381         if (vf > num_vfs) {
2382                 RTE_PMD_DEBUG_TRACE("set pool tx:invalid pool id=%d\n", vf);
2383                 return -EINVAL;
2384         }
2385
2386         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_tx, -ENOTSUP);
2387         return (*dev->dev_ops->set_vf_tx)(dev, vf, on);
2388 }
2389
2390 int
2391 rte_eth_dev_set_vf_vlan_filter(uint8_t port_id, uint16_t vlan_id,
2392                                uint64_t vf_mask, uint8_t vlan_on)
2393 {
2394         struct rte_eth_dev *dev;
2395
2396         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2397
2398         dev = &rte_eth_devices[port_id];
2399
2400         if (vlan_id > ETHER_MAX_VLAN_ID) {
2401                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:invalid VLAN id=%d\n",
2402                         vlan_id);
2403                 return -EINVAL;
2404         }
2405
2406         if (vf_mask == 0) {
2407                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:pool_mask can not be 0\n");
2408                 return -EINVAL;
2409         }
2410
2411         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_vlan_filter, -ENOTSUP);
2412         return (*dev->dev_ops->set_vf_vlan_filter)(dev, vlan_id,
2413                                                    vf_mask, vlan_on);
2414 }
2415
2416 int rte_eth_set_queue_rate_limit(uint8_t port_id, uint16_t queue_idx,
2417                                         uint16_t tx_rate)
2418 {
2419         struct rte_eth_dev *dev;
2420         struct rte_eth_dev_info dev_info;
2421         struct rte_eth_link link;
2422
2423         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2424
2425         dev = &rte_eth_devices[port_id];
2426         rte_eth_dev_info_get(port_id, &dev_info);
2427         link = dev->data->dev_link;
2428
2429         if (queue_idx > dev_info.max_tx_queues) {
2430                 RTE_PMD_DEBUG_TRACE("set queue rate limit:port %d: "
2431                                 "invalid queue id=%d\n", port_id, queue_idx);
2432                 return -EINVAL;
2433         }
2434
2435         if (tx_rate > link.link_speed) {
2436                 RTE_PMD_DEBUG_TRACE("set queue rate limit:invalid tx_rate=%d, "
2437                                 "bigger than link speed= %d\n",
2438                         tx_rate, link.link_speed);
2439                 return -EINVAL;
2440         }
2441
2442         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
2443         return (*dev->dev_ops->set_queue_rate_limit)(dev, queue_idx, tx_rate);
2444 }
2445
2446 int rte_eth_set_vf_rate_limit(uint8_t port_id, uint16_t vf, uint16_t tx_rate,
2447                                 uint64_t q_msk)
2448 {
2449         struct rte_eth_dev *dev;
2450         struct rte_eth_dev_info dev_info;
2451         struct rte_eth_link link;
2452
2453         if (q_msk == 0)
2454                 return 0;
2455
2456         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2457
2458         dev = &rte_eth_devices[port_id];
2459         rte_eth_dev_info_get(port_id, &dev_info);
2460         link = dev->data->dev_link;
2461
2462         if (vf > dev_info.max_vfs) {
2463                 RTE_PMD_DEBUG_TRACE("set VF rate limit:port %d: "
2464                                 "invalid vf id=%d\n", port_id, vf);
2465                 return -EINVAL;
2466         }
2467
2468         if (tx_rate > link.link_speed) {
2469                 RTE_PMD_DEBUG_TRACE("set VF rate limit:invalid tx_rate=%d, "
2470                                 "bigger than link speed= %d\n",
2471                                 tx_rate, link.link_speed);
2472                 return -EINVAL;
2473         }
2474
2475         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rate_limit, -ENOTSUP);
2476         return (*dev->dev_ops->set_vf_rate_limit)(dev, vf, tx_rate, q_msk);
2477 }
2478
2479 int
2480 rte_eth_mirror_rule_set(uint8_t port_id,
2481                         struct rte_eth_mirror_conf *mirror_conf,
2482                         uint8_t rule_id, uint8_t on)
2483 {
2484         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2485
2486         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2487         if (mirror_conf->rule_type == 0) {
2488                 RTE_PMD_DEBUG_TRACE("mirror rule type can not be 0.\n");
2489                 return -EINVAL;
2490         }
2491
2492         if (mirror_conf->dst_pool >= ETH_64_POOLS) {
2493                 RTE_PMD_DEBUG_TRACE("Invalid dst pool, pool id must be 0-%d\n",
2494                                 ETH_64_POOLS - 1);
2495                 return -EINVAL;
2496         }
2497
2498         if ((mirror_conf->rule_type & (ETH_MIRROR_VIRTUAL_POOL_UP |
2499              ETH_MIRROR_VIRTUAL_POOL_DOWN)) &&
2500             (mirror_conf->pool_mask == 0)) {
2501                 RTE_PMD_DEBUG_TRACE("Invalid mirror pool, pool mask can not be 0.\n");
2502                 return -EINVAL;
2503         }
2504
2505         if ((mirror_conf->rule_type & ETH_MIRROR_VLAN) &&
2506             mirror_conf->vlan.vlan_mask == 0) {
2507                 RTE_PMD_DEBUG_TRACE("Invalid vlan mask, vlan mask can not be 0.\n");
2508                 return -EINVAL;
2509         }
2510
2511         dev = &rte_eth_devices[port_id];
2512         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
2513
2514         return (*dev->dev_ops->mirror_rule_set)(dev, mirror_conf, rule_id, on);
2515 }
2516
2517 int
2518 rte_eth_mirror_rule_reset(uint8_t port_id, uint8_t rule_id)
2519 {
2520         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2521
2522         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2523
2524         dev = &rte_eth_devices[port_id];
2525         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
2526
2527         return (*dev->dev_ops->mirror_rule_reset)(dev, rule_id);
2528 }
2529
2530 int
2531 rte_eth_dev_callback_register(uint8_t port_id,
2532                         enum rte_eth_event_type event,
2533                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2534 {
2535         struct rte_eth_dev *dev;
2536         struct rte_eth_dev_callback *user_cb;
2537
2538         if (!cb_fn)
2539                 return -EINVAL;
2540
2541         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2542
2543         dev = &rte_eth_devices[port_id];
2544         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2545
2546         TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
2547                 if (user_cb->cb_fn == cb_fn &&
2548                         user_cb->cb_arg == cb_arg &&
2549                         user_cb->event == event) {
2550                         break;
2551                 }
2552         }
2553
2554         /* create a new callback. */
2555         if (user_cb == NULL) {
2556                 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
2557                                         sizeof(struct rte_eth_dev_callback), 0);
2558                 if (user_cb != NULL) {
2559                         user_cb->cb_fn = cb_fn;
2560                         user_cb->cb_arg = cb_arg;
2561                         user_cb->event = event;
2562                         TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
2563                 }
2564         }
2565
2566         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2567         return (user_cb == NULL) ? -ENOMEM : 0;
2568 }
2569
2570 int
2571 rte_eth_dev_callback_unregister(uint8_t port_id,
2572                         enum rte_eth_event_type event,
2573                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2574 {
2575         int ret;
2576         struct rte_eth_dev *dev;
2577         struct rte_eth_dev_callback *cb, *next;
2578
2579         if (!cb_fn)
2580                 return -EINVAL;
2581
2582         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2583
2584         dev = &rte_eth_devices[port_id];
2585         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2586
2587         ret = 0;
2588         for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
2589
2590                 next = TAILQ_NEXT(cb, next);
2591
2592                 if (cb->cb_fn != cb_fn || cb->event != event ||
2593                                 (cb->cb_arg != (void *)-1 &&
2594                                 cb->cb_arg != cb_arg))
2595                         continue;
2596
2597                 /*
2598                  * if this callback is not executing right now,
2599                  * then remove it.
2600                  */
2601                 if (cb->active == 0) {
2602                         TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
2603                         rte_free(cb);
2604                 } else {
2605                         ret = -EAGAIN;
2606                 }
2607         }
2608
2609         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2610         return ret;
2611 }
2612
2613 void
2614 _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
2615         enum rte_eth_event_type event, void *cb_arg)
2616 {
2617         struct rte_eth_dev_callback *cb_lst;
2618         struct rte_eth_dev_callback dev_cb;
2619
2620         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2621         TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
2622                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
2623                         continue;
2624                 dev_cb = *cb_lst;
2625                 cb_lst->active = 1;
2626                 if (cb_arg != NULL)
2627                         dev_cb.cb_arg = (void *) cb_arg;
2628
2629                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2630                 dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
2631                                                 dev_cb.cb_arg);
2632                 rte_spinlock_lock(&rte_eth_dev_cb_lock);
2633                 cb_lst->active = 0;
2634         }
2635         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2636 }
2637
2638 int
2639 rte_eth_dev_rx_intr_ctl(uint8_t port_id, int epfd, int op, void *data)
2640 {
2641         uint32_t vec;
2642         struct rte_eth_dev *dev;
2643         struct rte_intr_handle *intr_handle;
2644         uint16_t qid;
2645         int rc;
2646
2647         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2648
2649         dev = &rte_eth_devices[port_id];
2650
2651         if (!dev->intr_handle) {
2652                 RTE_PMD_DEBUG_TRACE("RX Intr handle unset\n");
2653                 return -ENOTSUP;
2654         }
2655
2656         intr_handle = dev->intr_handle;
2657         if (!intr_handle->intr_vec) {
2658                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2659                 return -EPERM;
2660         }
2661
2662         for (qid = 0; qid < dev->data->nb_rx_queues; qid++) {
2663                 vec = intr_handle->intr_vec[qid];
2664                 rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2665                 if (rc && rc != -EEXIST) {
2666                         RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2667                                         " op %d epfd %d vec %u\n",
2668                                         port_id, qid, op, epfd, vec);
2669                 }
2670         }
2671
2672         return 0;
2673 }
2674
2675 const struct rte_memzone *
2676 rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
2677                          uint16_t queue_id, size_t size, unsigned align,
2678                          int socket_id)
2679 {
2680         char z_name[RTE_MEMZONE_NAMESIZE];
2681         const struct rte_memzone *mz;
2682
2683         snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
2684                  dev->data->drv_name, ring_name,
2685                  dev->data->port_id, queue_id);
2686
2687         mz = rte_memzone_lookup(z_name);
2688         if (mz)
2689                 return mz;
2690
2691         if (rte_xen_dom0_supported())
2692                 return rte_memzone_reserve_bounded(z_name, size, socket_id,
2693                                                    0, align, RTE_PGSIZE_2M);
2694         else
2695                 return rte_memzone_reserve_aligned(z_name, size, socket_id,
2696                                                    0, align);
2697 }
2698
2699 int
2700 rte_eth_dev_rx_intr_ctl_q(uint8_t port_id, uint16_t queue_id,
2701                           int epfd, int op, void *data)
2702 {
2703         uint32_t vec;
2704         struct rte_eth_dev *dev;
2705         struct rte_intr_handle *intr_handle;
2706         int rc;
2707
2708         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2709
2710         dev = &rte_eth_devices[port_id];
2711         if (queue_id >= dev->data->nb_rx_queues) {
2712                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%u\n", queue_id);
2713                 return -EINVAL;
2714         }
2715
2716         if (!dev->intr_handle) {
2717                 RTE_PMD_DEBUG_TRACE("RX Intr handle unset\n");
2718                 return -ENOTSUP;
2719         }
2720
2721         intr_handle = dev->intr_handle;
2722         if (!intr_handle->intr_vec) {
2723                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2724                 return -EPERM;
2725         }
2726
2727         vec = intr_handle->intr_vec[queue_id];
2728         rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2729         if (rc && rc != -EEXIST) {
2730                 RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2731                                 " op %d epfd %d vec %u\n",
2732                                 port_id, queue_id, op, epfd, vec);
2733                 return rc;
2734         }
2735
2736         return 0;
2737 }
2738
2739 int
2740 rte_eth_dev_rx_intr_enable(uint8_t port_id,
2741                            uint16_t queue_id)
2742 {
2743         struct rte_eth_dev *dev;
2744
2745         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2746
2747         dev = &rte_eth_devices[port_id];
2748
2749         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
2750         return (*dev->dev_ops->rx_queue_intr_enable)(dev, queue_id);
2751 }
2752
2753 int
2754 rte_eth_dev_rx_intr_disable(uint8_t port_id,
2755                             uint16_t queue_id)
2756 {
2757         struct rte_eth_dev *dev;
2758
2759         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2760
2761         dev = &rte_eth_devices[port_id];
2762
2763         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
2764         return (*dev->dev_ops->rx_queue_intr_disable)(dev, queue_id);
2765 }
2766
2767 #ifdef RTE_NIC_BYPASS
2768 int rte_eth_dev_bypass_init(uint8_t port_id)
2769 {
2770         struct rte_eth_dev *dev;
2771
2772         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2773
2774         dev = &rte_eth_devices[port_id];
2775         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_init, -ENOTSUP);
2776         (*dev->dev_ops->bypass_init)(dev);
2777         return 0;
2778 }
2779
2780 int
2781 rte_eth_dev_bypass_state_show(uint8_t port_id, uint32_t *state)
2782 {
2783         struct rte_eth_dev *dev;
2784
2785         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2786
2787         dev = &rte_eth_devices[port_id];
2788         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2789         (*dev->dev_ops->bypass_state_show)(dev, state);
2790         return 0;
2791 }
2792
2793 int
2794 rte_eth_dev_bypass_state_set(uint8_t port_id, uint32_t *new_state)
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->bypass_state_set, -ENOTSUP);
2802         (*dev->dev_ops->bypass_state_set)(dev, new_state);
2803         return 0;
2804 }
2805
2806 int
2807 rte_eth_dev_bypass_event_show(uint8_t port_id, uint32_t event, uint32_t *state)
2808 {
2809         struct rte_eth_dev *dev;
2810
2811         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2812
2813         dev = &rte_eth_devices[port_id];
2814         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2815         (*dev->dev_ops->bypass_event_show)(dev, event, state);
2816         return 0;
2817 }
2818
2819 int
2820 rte_eth_dev_bypass_event_store(uint8_t port_id, uint32_t event, uint32_t state)
2821 {
2822         struct rte_eth_dev *dev;
2823
2824         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2825
2826         dev = &rte_eth_devices[port_id];
2827
2828         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_event_set, -ENOTSUP);
2829         (*dev->dev_ops->bypass_event_set)(dev, event, state);
2830         return 0;
2831 }
2832
2833 int
2834 rte_eth_dev_wd_timeout_store(uint8_t port_id, uint32_t timeout)
2835 {
2836         struct rte_eth_dev *dev;
2837
2838         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2839
2840         dev = &rte_eth_devices[port_id];
2841
2842         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_set, -ENOTSUP);
2843         (*dev->dev_ops->bypass_wd_timeout_set)(dev, timeout);
2844         return 0;
2845 }
2846
2847 int
2848 rte_eth_dev_bypass_ver_show(uint8_t port_id, uint32_t *ver)
2849 {
2850         struct rte_eth_dev *dev;
2851
2852         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2853
2854         dev = &rte_eth_devices[port_id];
2855
2856         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_ver_show, -ENOTSUP);
2857         (*dev->dev_ops->bypass_ver_show)(dev, ver);
2858         return 0;
2859 }
2860
2861 int
2862 rte_eth_dev_bypass_wd_timeout_show(uint8_t port_id, uint32_t *wd_timeout)
2863 {
2864         struct rte_eth_dev *dev;
2865
2866         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2867
2868         dev = &rte_eth_devices[port_id];
2869
2870         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_show, -ENOTSUP);
2871         (*dev->dev_ops->bypass_wd_timeout_show)(dev, wd_timeout);
2872         return 0;
2873 }
2874
2875 int
2876 rte_eth_dev_bypass_wd_reset(uint8_t port_id)
2877 {
2878         struct rte_eth_dev *dev;
2879
2880         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2881
2882         dev = &rte_eth_devices[port_id];
2883
2884         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_reset, -ENOTSUP);
2885         (*dev->dev_ops->bypass_wd_reset)(dev);
2886         return 0;
2887 }
2888 #endif
2889
2890 int
2891 rte_eth_dev_filter_supported(uint8_t port_id, enum rte_filter_type filter_type)
2892 {
2893         struct rte_eth_dev *dev;
2894
2895         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2896
2897         dev = &rte_eth_devices[port_id];
2898         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2899         return (*dev->dev_ops->filter_ctrl)(dev, filter_type,
2900                                 RTE_ETH_FILTER_NOP, NULL);
2901 }
2902
2903 int
2904 rte_eth_dev_filter_ctrl(uint8_t port_id, enum rte_filter_type filter_type,
2905                        enum rte_filter_op filter_op, void *arg)
2906 {
2907         struct rte_eth_dev *dev;
2908
2909         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2910
2911         dev = &rte_eth_devices[port_id];
2912         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2913         return (*dev->dev_ops->filter_ctrl)(dev, filter_type, filter_op, arg);
2914 }
2915
2916 void *
2917 rte_eth_add_rx_callback(uint8_t port_id, uint16_t queue_id,
2918                 rte_rx_callback_fn fn, void *user_param)
2919 {
2920 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2921         rte_errno = ENOTSUP;
2922         return NULL;
2923 #endif
2924         /* check input parameters */
2925         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2926                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2927                 rte_errno = EINVAL;
2928                 return NULL;
2929         }
2930         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2931
2932         if (cb == NULL) {
2933                 rte_errno = ENOMEM;
2934                 return NULL;
2935         }
2936
2937         cb->fn.rx = fn;
2938         cb->param = user_param;
2939
2940         rte_spinlock_lock(&rte_eth_rx_cb_lock);
2941         /* Add the callbacks in fifo order. */
2942         struct rte_eth_rxtx_callback *tail =
2943                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
2944
2945         if (!tail) {
2946                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
2947
2948         } else {
2949                 while (tail->next)
2950                         tail = tail->next;
2951                 tail->next = cb;
2952         }
2953         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
2954
2955         return cb;
2956 }
2957
2958 void *
2959 rte_eth_add_first_rx_callback(uint8_t port_id, uint16_t queue_id,
2960                 rte_rx_callback_fn fn, void *user_param)
2961 {
2962 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2963         rte_errno = ENOTSUP;
2964         return NULL;
2965 #endif
2966         /* check input parameters */
2967         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2968                 queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2969                 rte_errno = EINVAL;
2970                 return NULL;
2971         }
2972
2973         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2974
2975         if (cb == NULL) {
2976                 rte_errno = ENOMEM;
2977                 return NULL;
2978         }
2979
2980         cb->fn.rx = fn;
2981         cb->param = user_param;
2982
2983         rte_spinlock_lock(&rte_eth_rx_cb_lock);
2984         /* Add the callbacks at fisrt position*/
2985         cb->next = rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
2986         rte_smp_wmb();
2987         rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
2988         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
2989
2990         return cb;
2991 }
2992
2993 void *
2994 rte_eth_add_tx_callback(uint8_t port_id, uint16_t queue_id,
2995                 rte_tx_callback_fn fn, void *user_param)
2996 {
2997 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2998         rte_errno = ENOTSUP;
2999         return NULL;
3000 #endif
3001         /* check input parameters */
3002         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3003                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
3004                 rte_errno = EINVAL;
3005                 return NULL;
3006         }
3007
3008         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3009
3010         if (cb == NULL) {
3011                 rte_errno = ENOMEM;
3012                 return NULL;
3013         }
3014
3015         cb->fn.tx = fn;
3016         cb->param = user_param;
3017
3018         rte_spinlock_lock(&rte_eth_tx_cb_lock);
3019         /* Add the callbacks in fifo order. */
3020         struct rte_eth_rxtx_callback *tail =
3021                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id];
3022
3023         if (!tail) {
3024                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id] = cb;
3025
3026         } else {
3027                 while (tail->next)
3028                         tail = tail->next;
3029                 tail->next = cb;
3030         }
3031         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3032
3033         return cb;
3034 }
3035
3036 int
3037 rte_eth_remove_rx_callback(uint8_t port_id, uint16_t queue_id,
3038                 struct rte_eth_rxtx_callback *user_cb)
3039 {
3040 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3041         return -ENOTSUP;
3042 #endif
3043         /* Check input parameters. */
3044         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3045         if (user_cb == NULL ||
3046                         queue_id >= rte_eth_devices[port_id].data->nb_rx_queues)
3047                 return -EINVAL;
3048
3049         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3050         struct rte_eth_rxtx_callback *cb;
3051         struct rte_eth_rxtx_callback **prev_cb;
3052         int ret = -EINVAL;
3053
3054         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3055         prev_cb = &dev->post_rx_burst_cbs[queue_id];
3056         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3057                 cb = *prev_cb;
3058                 if (cb == user_cb) {
3059                         /* Remove the user cb from the callback list. */
3060                         *prev_cb = cb->next;
3061                         ret = 0;
3062                         break;
3063                 }
3064         }
3065         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3066
3067         return ret;
3068 }
3069
3070 int
3071 rte_eth_remove_tx_callback(uint8_t port_id, uint16_t queue_id,
3072                 struct rte_eth_rxtx_callback *user_cb)
3073 {
3074 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3075         return -ENOTSUP;
3076 #endif
3077         /* Check input parameters. */
3078         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3079         if (user_cb == NULL ||
3080                         queue_id >= rte_eth_devices[port_id].data->nb_tx_queues)
3081                 return -EINVAL;
3082
3083         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3084         int ret = -EINVAL;
3085         struct rte_eth_rxtx_callback *cb;
3086         struct rte_eth_rxtx_callback **prev_cb;
3087
3088         rte_spinlock_lock(&rte_eth_tx_cb_lock);
3089         prev_cb = &dev->pre_tx_burst_cbs[queue_id];
3090         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3091                 cb = *prev_cb;
3092                 if (cb == user_cb) {
3093                         /* Remove the user cb from the callback list. */
3094                         *prev_cb = cb->next;
3095                         ret = 0;
3096                         break;
3097                 }
3098         }
3099         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3100
3101         return ret;
3102 }
3103
3104 int
3105 rte_eth_rx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3106         struct rte_eth_rxq_info *qinfo)
3107 {
3108         struct rte_eth_dev *dev;
3109
3110         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3111
3112         if (qinfo == NULL)
3113                 return -EINVAL;
3114
3115         dev = &rte_eth_devices[port_id];
3116         if (queue_id >= dev->data->nb_rx_queues) {
3117                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
3118                 return -EINVAL;
3119         }
3120
3121         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
3122
3123         memset(qinfo, 0, sizeof(*qinfo));
3124         dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
3125         return 0;
3126 }
3127
3128 int
3129 rte_eth_tx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3130         struct rte_eth_txq_info *qinfo)
3131 {
3132         struct rte_eth_dev *dev;
3133
3134         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3135
3136         if (qinfo == NULL)
3137                 return -EINVAL;
3138
3139         dev = &rte_eth_devices[port_id];
3140         if (queue_id >= dev->data->nb_tx_queues) {
3141                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
3142                 return -EINVAL;
3143         }
3144
3145         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
3146
3147         memset(qinfo, 0, sizeof(*qinfo));
3148         dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
3149         return 0;
3150 }
3151
3152 int
3153 rte_eth_dev_set_mc_addr_list(uint8_t port_id,
3154                              struct ether_addr *mc_addr_set,
3155                              uint32_t nb_mc_addr)
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->set_mc_addr_list, -ENOTSUP);
3163         return dev->dev_ops->set_mc_addr_list(dev, mc_addr_set, nb_mc_addr);
3164 }
3165
3166 int
3167 rte_eth_timesync_enable(uint8_t port_id)
3168 {
3169         struct rte_eth_dev *dev;
3170
3171         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3172         dev = &rte_eth_devices[port_id];
3173
3174         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
3175         return (*dev->dev_ops->timesync_enable)(dev);
3176 }
3177
3178 int
3179 rte_eth_timesync_disable(uint8_t port_id)
3180 {
3181         struct rte_eth_dev *dev;
3182
3183         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3184         dev = &rte_eth_devices[port_id];
3185
3186         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
3187         return (*dev->dev_ops->timesync_disable)(dev);
3188 }
3189
3190 int
3191 rte_eth_timesync_read_rx_timestamp(uint8_t port_id, struct timespec *timestamp,
3192                                    uint32_t flags)
3193 {
3194         struct rte_eth_dev *dev;
3195
3196         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3197         dev = &rte_eth_devices[port_id];
3198
3199         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp, -ENOTSUP);
3200         return (*dev->dev_ops->timesync_read_rx_timestamp)(dev, timestamp, flags);
3201 }
3202
3203 int
3204 rte_eth_timesync_read_tx_timestamp(uint8_t port_id, struct timespec *timestamp)
3205 {
3206         struct rte_eth_dev *dev;
3207
3208         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3209         dev = &rte_eth_devices[port_id];
3210
3211         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp, -ENOTSUP);
3212         return (*dev->dev_ops->timesync_read_tx_timestamp)(dev, timestamp);
3213 }
3214
3215 int
3216 rte_eth_timesync_adjust_time(uint8_t port_id, int64_t delta)
3217 {
3218         struct rte_eth_dev *dev;
3219
3220         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3221         dev = &rte_eth_devices[port_id];
3222
3223         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_adjust_time, -ENOTSUP);
3224         return (*dev->dev_ops->timesync_adjust_time)(dev, delta);
3225 }
3226
3227 int
3228 rte_eth_timesync_read_time(uint8_t port_id, struct timespec *timestamp)
3229 {
3230         struct rte_eth_dev *dev;
3231
3232         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3233         dev = &rte_eth_devices[port_id];
3234
3235         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_time, -ENOTSUP);
3236         return (*dev->dev_ops->timesync_read_time)(dev, timestamp);
3237 }
3238
3239 int
3240 rte_eth_timesync_write_time(uint8_t port_id, const struct timespec *timestamp)
3241 {
3242         struct rte_eth_dev *dev;
3243
3244         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3245         dev = &rte_eth_devices[port_id];
3246
3247         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_write_time, -ENOTSUP);
3248         return (*dev->dev_ops->timesync_write_time)(dev, timestamp);
3249 }
3250
3251 int
3252 rte_eth_dev_get_reg_info(uint8_t port_id, struct rte_dev_reg_info *info)
3253 {
3254         struct rte_eth_dev *dev;
3255
3256         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3257
3258         dev = &rte_eth_devices[port_id];
3259         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
3260         return (*dev->dev_ops->get_reg)(dev, info);
3261 }
3262
3263 int
3264 rte_eth_dev_get_eeprom_length(uint8_t port_id)
3265 {
3266         struct rte_eth_dev *dev;
3267
3268         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3269
3270         dev = &rte_eth_devices[port_id];
3271         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
3272         return (*dev->dev_ops->get_eeprom_length)(dev);
3273 }
3274
3275 int
3276 rte_eth_dev_get_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3277 {
3278         struct rte_eth_dev *dev;
3279
3280         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3281
3282         dev = &rte_eth_devices[port_id];
3283         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
3284         return (*dev->dev_ops->get_eeprom)(dev, info);
3285 }
3286
3287 int
3288 rte_eth_dev_set_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3289 {
3290         struct rte_eth_dev *dev;
3291
3292         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3293
3294         dev = &rte_eth_devices[port_id];
3295         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
3296         return (*dev->dev_ops->set_eeprom)(dev, info);
3297 }
3298
3299 int
3300 rte_eth_dev_get_dcb_info(uint8_t port_id,
3301                              struct rte_eth_dcb_info *dcb_info)
3302 {
3303         struct rte_eth_dev *dev;
3304
3305         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3306
3307         dev = &rte_eth_devices[port_id];
3308         memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
3309
3310         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
3311         return (*dev->dev_ops->get_dcb_info)(dev, dcb_info);
3312 }
3313
3314 void
3315 rte_eth_copy_pci_info(struct rte_eth_dev *eth_dev, struct rte_pci_device *pci_dev)
3316 {
3317         if ((eth_dev == NULL) || (pci_dev == NULL)) {
3318                 RTE_PMD_DEBUG_TRACE("NULL pointer eth_dev=%p pci_dev=%p\n",
3319                                 eth_dev, pci_dev);
3320                 return;
3321         }
3322
3323         eth_dev->intr_handle = &pci_dev->intr_handle;
3324
3325         eth_dev->data->dev_flags = 0;
3326         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_INTR_LSC)
3327                 eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC;
3328
3329         eth_dev->data->kdrv = pci_dev->kdrv;
3330         eth_dev->data->numa_node = pci_dev->device.numa_node;
3331         eth_dev->data->drv_name = pci_dev->driver->driver.name;
3332 }
3333
3334 int
3335 rte_eth_dev_l2_tunnel_eth_type_conf(uint8_t port_id,
3336                                     struct rte_eth_l2_tunnel_conf *l2_tunnel)
3337 {
3338         struct rte_eth_dev *dev;
3339
3340         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3341         if (l2_tunnel == NULL) {
3342                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3343                 return -EINVAL;
3344         }
3345
3346         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3347                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
3348                 return -EINVAL;
3349         }
3350
3351         dev = &rte_eth_devices[port_id];
3352         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_eth_type_conf,
3353                                 -ENOTSUP);
3354         return (*dev->dev_ops->l2_tunnel_eth_type_conf)(dev, l2_tunnel);
3355 }
3356
3357 int
3358 rte_eth_dev_l2_tunnel_offload_set(uint8_t port_id,
3359                                   struct rte_eth_l2_tunnel_conf *l2_tunnel,
3360                                   uint32_t mask,
3361                                   uint8_t en)
3362 {
3363         struct rte_eth_dev *dev;
3364
3365         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3366
3367         if (l2_tunnel == NULL) {
3368                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3369                 return -EINVAL;
3370         }
3371
3372         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3373                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type.\n");
3374                 return -EINVAL;
3375         }
3376
3377         if (mask == 0) {
3378                 RTE_PMD_DEBUG_TRACE("Mask should have a value.\n");
3379                 return -EINVAL;
3380         }
3381
3382         dev = &rte_eth_devices[port_id];
3383         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_offload_set,
3384                                 -ENOTSUP);
3385         return (*dev->dev_ops->l2_tunnel_offload_set)(dev, l2_tunnel, mask, en);
3386 }