lib/librte_ether/rte_ethdev.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2016 Intel Corporation. All rights reserved.
   5  *   All rights reserved.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Intel Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #include <sys/types.h>
  35 #include <sys/queue.h>
  36 #include <ctype.h>
  37 #include <stdio.h>
  38 #include <stdlib.h>
  39 #include <string.h>
  40 #include <stdarg.h>
  41 #include <errno.h>
  42 #include <stdint.h>
  43 #include <inttypes.h>
  44 #include <netinet/in.h>
  45
  46 #include <rte_byteorder.h>
  47 #include <rte_log.h>
  48 #include <rte_debug.h>
  49 #include <rte_interrupts.h>
  50 #include <rte_pci.h>
  51 #include <rte_memory.h>
  52 #include <rte_memcpy.h>
  53 #include <rte_memzone.h>
  54 #include <rte_launch.h>
  55 #include <rte_eal.h>
  56 #include <rte_per_lcore.h>
  57 #include <rte_lcore.h>
  58 #include <rte_atomic.h>
  59 #include <rte_branch_prediction.h>
  60 #include <rte_common.h>
  61 #include <rte_mempool.h>
  62 #include <rte_malloc.h>
  63 #include <rte_mbuf.h>
  64 #include <rte_errno.h>
  65 #include <rte_spinlock.h>
  66 #include <rte_string_fns.h>
  67
  68 #include "rte_ether.h"
  69 #include "rte_ethdev.h"
  70
  71 static const char *MZ_RTE_ETH_DEV_DATA = "rte_eth_dev_data";
  72 struct rte_eth_dev rte_eth_devices[RTE_MAX_ETHPORTS];
  73 static struct rte_eth_dev_data *rte_eth_dev_data;
  74 static uint8_t eth_dev_last_created_port;
  75 static uint8_t nb_ports;
  76
  77 /* spinlock for eth device callbacks */
  78 static rte_spinlock_t rte_eth_dev_cb_lock = RTE_SPINLOCK_INITIALIZER;
  79
  80 /* spinlock for add/remove rx callbacks */
  81 static rte_spinlock_t rte_eth_rx_cb_lock = RTE_SPINLOCK_INITIALIZER;
  82
  83 /* spinlock for add/remove tx callbacks */
  84 static rte_spinlock_t rte_eth_tx_cb_lock = RTE_SPINLOCK_INITIALIZER;
  85
  86 /* store statistics names and its offset in stats structure  */
  87 struct rte_eth_xstats_name_off {
  88         char name[RTE_ETH_XSTATS_NAME_SIZE];
  89         unsigned offset;
  90 };
  91
  92 static const struct rte_eth_xstats_name_off rte_stats_strings[] = {
  93         {"rx_good_packets", offsetof(struct rte_eth_stats, ipackets)},
  94         {"tx_good_packets", offsetof(struct rte_eth_stats, opackets)},
  95         {"rx_good_bytes", offsetof(struct rte_eth_stats, ibytes)},
  96         {"tx_good_bytes", offsetof(struct rte_eth_stats, obytes)},
  97         {"rx_errors", offsetof(struct rte_eth_stats, ierrors)},
  98         {"tx_errors", offsetof(struct rte_eth_stats, oerrors)},
  99         {"rx_mbuf_allocation_errors", offsetof(struct rte_eth_stats,
 100                 rx_nombuf)},
 101 };
 102
 103 #define RTE_NB_STATS (sizeof(rte_stats_strings) / sizeof(rte_stats_strings[0]))
 104
 105 static const struct rte_eth_xstats_name_off rte_rxq_stats_strings[] = {
 106         {"packets", offsetof(struct rte_eth_stats, q_ipackets)},
 107         {"bytes", offsetof(struct rte_eth_stats, q_ibytes)},
 108         {"errors", offsetof(struct rte_eth_stats, q_errors)},
 109 };
 110
 111 #define RTE_NB_RXQ_STATS (sizeof(rte_rxq_stats_strings) /       \
 112                 sizeof(rte_rxq_stats_strings[0]))
 113
 114 static const struct rte_eth_xstats_name_off rte_txq_stats_strings[] = {
 115         {"packets", offsetof(struct rte_eth_stats, q_opackets)},
 116         {"bytes", offsetof(struct rte_eth_stats, q_obytes)},
 117 };
 118 #define RTE_NB_TXQ_STATS (sizeof(rte_txq_stats_strings) /       \
 119                 sizeof(rte_txq_stats_strings[0]))
 120
 121
 122 /**
 123  * The user application callback description.
 124  *
 125  * It contains callback address to be registered by user application,
 126  * the pointer to the parameters for callback, and the event type.
 127  */
 128 struct rte_eth_dev_callback {
 129         TAILQ_ENTRY(rte_eth_dev_callback) next; /**< Callbacks list */
 130         rte_eth_dev_cb_fn cb_fn;                /**< Callback address */
 131         void *cb_arg;                           /**< Parameter for callback */
 132         enum rte_eth_event_type event;          /**< Interrupt event type */
 133         uint32_t active;                        /**< Callback is executing */
 134 };
 135
 136 enum {
 137         STAT_QMAP_TX = 0,
 138         STAT_QMAP_RX
 139 };
 140
 141 enum {
 142         DEV_DETACHED = 0,
 143         DEV_ATTACHED
 144 };
 145
 146 static void
 147 rte_eth_dev_data_alloc(void)
 148 {
 149         const unsigned flags = 0;
 150         const struct rte_memzone *mz;
 151
 152         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 153                 mz = rte_memzone_reserve(MZ_RTE_ETH_DEV_DATA,
 154                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data),
 155                                 rte_socket_id(), flags);
 156         } else
 157                 mz = rte_memzone_lookup(MZ_RTE_ETH_DEV_DATA);
 158         if (mz == NULL)
 159                 rte_panic("Cannot allocate memzone for ethernet port data\n");
 160
 161         rte_eth_dev_data = mz->addr;
 162         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 163                 memset(rte_eth_dev_data, 0,
 164                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data));
 165 }
 166
 167 struct rte_eth_dev *
 168 rte_eth_dev_allocated(const char *name)
 169 {
 170         unsigned i;
 171
 172         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 173                 if ((rte_eth_devices[i].attached == DEV_ATTACHED) &&
 174                     strcmp(rte_eth_devices[i].data->name, name) == 0)
 175                         return &rte_eth_devices[i];
 176         }
 177         return NULL;
 178 }
 179
 180 static uint8_t
 181 rte_eth_dev_find_free_port(void)
 182 {
 183         unsigned i;
 184
 185         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 186                 if (rte_eth_devices[i].attached == DEV_DETACHED)
 187                         return i;
 188         }
 189         return RTE_MAX_ETHPORTS;
 190 }
 191
 192 static struct rte_eth_dev *
 193 eth_dev_get(uint8_t port_id)
 194 {
 195         struct rte_eth_dev *eth_dev = &rte_eth_devices[port_id];
 196
 197         eth_dev->data = &rte_eth_dev_data[port_id];
 198         eth_dev->attached = DEV_ATTACHED;
 199         TAILQ_INIT(&(eth_dev->link_intr_cbs));
 200
 201         eth_dev_last_created_port = port_id;
 202         nb_ports++;
 203
 204         return eth_dev;
 205 }
 206
 207 struct rte_eth_dev *
 208 rte_eth_dev_allocate(const char *name)
 209 {
 210         uint8_t port_id;
 211         struct rte_eth_dev *eth_dev;
 212
 213         port_id = rte_eth_dev_find_free_port();
 214         if (port_id == RTE_MAX_ETHPORTS) {
 215                 RTE_PMD_DEBUG_TRACE("Reached maximum number of Ethernet ports\n");
 216                 return NULL;
 217         }
 218
 219         if (rte_eth_dev_data == NULL)
 220                 rte_eth_dev_data_alloc();
 221
 222         if (rte_eth_dev_allocated(name) != NULL) {
 223                 RTE_PMD_DEBUG_TRACE("Ethernet Device with name %s already allocated!\n",
 224                                 name);
 225                 return NULL;
 226         }
 227
 228         memset(&rte_eth_dev_data[port_id], 0, sizeof(struct rte_eth_dev_data));
 229         eth_dev = eth_dev_get(port_id);
 230         snprintf(eth_dev->data->name, sizeof(eth_dev->data->name), "%s", name);
 231         eth_dev->data->port_id = port_id;
 232         eth_dev->data->mtu = ETHER_MTU;
 233
 234         return eth_dev;
 235 }
 236
 237 /*
 238  * Attach to a port already registered by the primary process, which
 239  * makes sure that the same device would have the same port id both
 240  * in the primary and secondary process.
 241  */
 242 static struct rte_eth_dev *
 243 eth_dev_attach_secondary(const char *name)
 244 {
 245         uint8_t i;
 246         struct rte_eth_dev *eth_dev;
 247
 248         if (rte_eth_dev_data == NULL)
 249                 rte_eth_dev_data_alloc();
 250
 251         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 252                 if (strcmp(rte_eth_dev_data[i].name, name) == 0)
 253                         break;
 254         }
 255         if (i == RTE_MAX_ETHPORTS) {
 256                 RTE_PMD_DEBUG_TRACE(
 257                         "device %s is not driven by the primary process\n",
 258                         name);
 259                 return NULL;
 260         }
 261
 262         eth_dev = eth_dev_get(i);
 263         RTE_ASSERT(eth_dev->data->port_id == i);
 264
 265         return eth_dev;
 266 }
 267
 268 int
 269 rte_eth_dev_release_port(struct rte_eth_dev *eth_dev)
 270 {
 271         if (eth_dev == NULL)
 272                 return -EINVAL;
 273
 274         eth_dev->attached = DEV_DETACHED;
 275         nb_ports--;
 276         return 0;
 277 }
 278
 279 int
 280 rte_eth_dev_pci_probe(struct rte_pci_driver *pci_drv,
 281                       struct rte_pci_device *pci_dev)
 282 {
 283         struct eth_driver    *eth_drv;
 284         struct rte_eth_dev *eth_dev;
 285         char ethdev_name[RTE_ETH_NAME_MAX_LEN];
 286
 287         int diag;
 288
 289         eth_drv = (struct eth_driver *)pci_drv;
 290
 291         rte_eal_pci_device_name(&pci_dev->addr, ethdev_name,
 292                         sizeof(ethdev_name));
 293
 294         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 295                 eth_dev = rte_eth_dev_allocate(ethdev_name);
 296                 if (eth_dev == NULL)
 297                         return -ENOMEM;
 298
 299                 eth_dev->data->dev_private = rte_zmalloc("ethdev private structure",
 300                                   eth_drv->dev_private_size,
 301                                   RTE_CACHE_LINE_SIZE);
 302                 if (eth_dev->data->dev_private == NULL)
 303                         rte_panic("Cannot allocate memzone for private port data\n");
 304         } else {
 305                 eth_dev = eth_dev_attach_secondary(ethdev_name);
 306                 if (eth_dev == NULL) {
 307                         /*
 308                          * if we failed to attach a device, it means the
 309                          * device is skipped in primary process, due to
 310                          * some errors. If so, we return a positive value,
 311                          * to let EAL skip it for the secondary process
 312                          * as well.
 313                          */
 314                         return 1;
 315                 }
 316         }
 317         eth_dev->device = &pci_dev->device;
 318         eth_dev->intr_handle = &pci_dev->intr_handle;
 319         eth_dev->driver = eth_drv;
 320
 321         /* Invoke PMD device initialization function */
 322         diag = (*eth_drv->eth_dev_init)(eth_dev);
 323         if (diag == 0)
 324                 return 0;
 325
 326         RTE_PMD_DEBUG_TRACE("driver %s: eth_dev_init(vendor_id=0x%x device_id=0x%x) failed\n",
 327                         pci_drv->driver.name,
 328                         (unsigned) pci_dev->id.vendor_id,
 329                         (unsigned) pci_dev->id.device_id);
 330         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 331                 rte_free(eth_dev->data->dev_private);
 332         rte_eth_dev_release_port(eth_dev);
 333         return diag;
 334 }
 335
 336 int
 337 rte_eth_dev_pci_remove(struct rte_pci_device *pci_dev)
 338 {
 339         const struct eth_driver *eth_drv;
 340         struct rte_eth_dev *eth_dev;
 341         char ethdev_name[RTE_ETH_NAME_MAX_LEN];
 342         int ret;
 343
 344         if (pci_dev == NULL)
 345                 return -EINVAL;
 346
 347         rte_eal_pci_device_name(&pci_dev->addr, ethdev_name,
 348                         sizeof(ethdev_name));
 349
 350         eth_dev = rte_eth_dev_allocated(ethdev_name);
 351         if (eth_dev == NULL)
 352                 return -ENODEV;
 353
 354         eth_drv = (const struct eth_driver *)pci_dev->driver;
 355
 356         /* Invoke PMD device uninit function */
 357         if (*eth_drv->eth_dev_uninit) {
 358                 ret = (*eth_drv->eth_dev_uninit)(eth_dev);
 359                 if (ret)
 360                         return ret;
 361         }
 362
 363         /* free ether device */
 364         rte_eth_dev_release_port(eth_dev);
 365
 366         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 367                 rte_free(eth_dev->data->dev_private);
 368
 369         eth_dev->device = NULL;
 370         eth_dev->driver = NULL;
 371         eth_dev->data = NULL;
 372
 373         return 0;
 374 }
 375
 376 int
 377 rte_eth_dev_is_valid_port(uint8_t port_id)
 378 {
 379         if (port_id >= RTE_MAX_ETHPORTS ||
 380             rte_eth_devices[port_id].attached != DEV_ATTACHED)
 381                 return 0;
 382         else
 383                 return 1;
 384 }
 385
 386 int
 387 rte_eth_dev_socket_id(uint8_t port_id)
 388 {
 389         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -1);
 390         return rte_eth_devices[port_id].data->numa_node;
 391 }
 392
 393 uint8_t
 394 rte_eth_dev_count(void)
 395 {
 396         return nb_ports;
 397 }
 398
 399 int
 400 rte_eth_dev_get_name_by_port(uint8_t port_id, char *name)
 401 {
 402         char *tmp;
 403
 404         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 405
 406         if (name == NULL) {
 407                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 408                 return -EINVAL;
 409         }
 410
 411         /* shouldn't check 'rte_eth_devices[i].data',
 412          * because it might be overwritten by VDEV PMD */
 413         tmp = rte_eth_dev_data[port_id].name;
 414         strcpy(name, tmp);
 415         return 0;
 416 }
 417
 418 int
 419 rte_eth_dev_get_port_by_name(const char *name, uint8_t *port_id)
 420 {
 421         int i;
 422
 423         if (name == NULL) {
 424                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 425                 return -EINVAL;
 426         }
 427
 428         if (!nb_ports)
 429                 return -ENODEV;
 430
 431         *port_id = RTE_MAX_ETHPORTS;
 432
 433         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 434
 435                 if (!strncmp(name,
 436                         rte_eth_dev_data[i].name, strlen(name))) {
 437
 438                         *port_id = i;
 439
 440                         return 0;
 441                 }
 442         }
 443         return -ENODEV;
 444 }
 445
 446 static int
 447 rte_eth_dev_is_detachable(uint8_t port_id)
 448 {
 449         uint32_t dev_flags;
 450
 451         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 452
 453         switch (rte_eth_devices[port_id].data->kdrv) {
 454         case RTE_KDRV_IGB_UIO:
 455         case RTE_KDRV_UIO_GENERIC:
 456         case RTE_KDRV_NIC_UIO:
 457         case RTE_KDRV_NONE:
 458         case RTE_KDRV_VFIO:
 459                 break;
 460         default:
 461                 return -ENOTSUP;
 462         }
 463         dev_flags = rte_eth_devices[port_id].data->dev_flags;
 464         if ((dev_flags & RTE_ETH_DEV_DETACHABLE) &&
 465                 (!(dev_flags & RTE_ETH_DEV_BONDED_SLAVE)))
 466                 return 0;
 467         else
 468                 return 1;
 469 }
 470
 471 /* attach the new device, then store port_id of the device */
 472 int
 473 rte_eth_dev_attach(const char *devargs, uint8_t *port_id)
 474 {
 475         int ret = -1;
 476         int current = rte_eth_dev_count();
 477         char *name = NULL;
 478         char *args = NULL;
 479
 480         if ((devargs == NULL) || (port_id == NULL)) {
 481                 ret = -EINVAL;
 482                 goto err;
 483         }
 484
 485         /* parse devargs, then retrieve device name and args */
 486         if (rte_eal_parse_devargs_str(devargs, &name, &args))
 487                 goto err;
 488
 489         ret = rte_eal_dev_attach(name, args);
 490         if (ret < 0)
 491                 goto err;
 492
 493         /* no point looking at the port count if no port exists */
 494         if (!rte_eth_dev_count()) {
 495                 RTE_LOG(ERR, EAL, "No port found for device (%s)\n", name);
 496                 ret = -1;
 497                 goto err;
 498         }
 499
 500         /* if nothing happened, there is a bug here, since some driver told us
 501          * it did attach a device, but did not create a port.
 502          */
 503         if (current == rte_eth_dev_count()) {
 504                 ret = -1;
 505                 goto err;
 506         }
 507
 508         *port_id = eth_dev_last_created_port;
 509         ret = 0;
 510
 511 err:
 512         free(name);
 513         free(args);
 514         return ret;
 515 }
 516
 517 /* detach the device, then store the name of the device */
 518 int
 519 rte_eth_dev_detach(uint8_t port_id, char *name)
 520 {
 521         int ret = -1;
 522
 523         if (name == NULL) {
 524                 ret = -EINVAL;
 525                 goto err;
 526         }
 527
 528         /* FIXME: move this to eal, once device flags are relocated there */
 529         if (rte_eth_dev_is_detachable(port_id))
 530                 goto err;
 531
 532         snprintf(name, sizeof(rte_eth_devices[port_id].data->name),
 533                  "%s", rte_eth_devices[port_id].data->name);
 534         ret = rte_eal_dev_detach(name);
 535         if (ret < 0)
 536                 goto err;
 537
 538         return 0;
 539
 540 err:
 541         return ret;
 542 }
 543
 544 static int
 545 rte_eth_dev_rx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 546 {
 547         uint16_t old_nb_queues = dev->data->nb_rx_queues;
 548         void **rxq;
 549         unsigned i;
 550
 551         if (dev->data->rx_queues == NULL && nb_queues != 0) { /* first time configuration */
 552                 dev->data->rx_queues = rte_zmalloc("ethdev->rx_queues",
 553                                 sizeof(dev->data->rx_queues[0]) * nb_queues,
 554                                 RTE_CACHE_LINE_SIZE);
 555                 if (dev->data->rx_queues == NULL) {
 556                         dev->data->nb_rx_queues = 0;
 557                         return -(ENOMEM);
 558                 }
 559         } else if (dev->data->rx_queues != NULL && nb_queues != 0) { /* re-configure */
 560                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 561
 562                 rxq = dev->data->rx_queues;
 563
 564                 for (i = nb_queues; i < old_nb_queues; i++)
 565                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 566                 rxq = rte_realloc(rxq, sizeof(rxq[0]) * nb_queues,
 567                                 RTE_CACHE_LINE_SIZE);
 568                 if (rxq == NULL)
 569                         return -(ENOMEM);
 570                 if (nb_queues > old_nb_queues) {
 571                         uint16_t new_qs = nb_queues - old_nb_queues;
 572
 573                         memset(rxq + old_nb_queues, 0,
 574                                 sizeof(rxq[0]) * new_qs);
 575                 }
 576
 577                 dev->data->rx_queues = rxq;
 578
 579         } else if (dev->data->rx_queues != NULL && nb_queues == 0) {
 580                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 581
 582                 rxq = dev->data->rx_queues;
 583
 584                 for (i = nb_queues; i < old_nb_queues; i++)
 585                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 586
 587                 rte_free(dev->data->rx_queues);
 588                 dev->data->rx_queues = NULL;
 589         }
 590         dev->data->nb_rx_queues = nb_queues;
 591         return 0;
 592 }
 593
 594 int
 595 rte_eth_dev_rx_queue_start(uint8_t port_id, uint16_t rx_queue_id)
 596 {
 597         struct rte_eth_dev *dev;
 598
 599         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 600
 601         dev = &rte_eth_devices[port_id];
 602         if (rx_queue_id >= dev->data->nb_rx_queues) {
 603                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 604                 return -EINVAL;
 605         }
 606
 607         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_start, -ENOTSUP);
 608
 609         if (dev->data->rx_queue_state[rx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 610                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 611                         " already started\n",
 612                         rx_queue_id, port_id);
 613                 return 0;
 614         }
 615
 616         return dev->dev_ops->rx_queue_start(dev, rx_queue_id);
 617
 618 }
 619
 620 int
 621 rte_eth_dev_rx_queue_stop(uint8_t port_id, uint16_t rx_queue_id)
 622 {
 623         struct rte_eth_dev *dev;
 624
 625         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 626
 627         dev = &rte_eth_devices[port_id];
 628         if (rx_queue_id >= dev->data->nb_rx_queues) {
 629                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 630                 return -EINVAL;
 631         }
 632
 633         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_stop, -ENOTSUP);
 634
 635         if (dev->data->rx_queue_state[rx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 636                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 637                         " already stopped\n",
 638                         rx_queue_id, port_id);
 639                 return 0;
 640         }
 641
 642         return dev->dev_ops->rx_queue_stop(dev, rx_queue_id);
 643
 644 }
 645
 646 int
 647 rte_eth_dev_tx_queue_start(uint8_t port_id, uint16_t tx_queue_id)
 648 {
 649         struct rte_eth_dev *dev;
 650
 651         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 652
 653         dev = &rte_eth_devices[port_id];
 654         if (tx_queue_id >= dev->data->nb_tx_queues) {
 655                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 656                 return -EINVAL;
 657         }
 658
 659         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_start, -ENOTSUP);
 660
 661         if (dev->data->tx_queue_state[tx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 662                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 663                         " already started\n",
 664                         tx_queue_id, port_id);
 665                 return 0;
 666         }
 667
 668         return dev->dev_ops->tx_queue_start(dev, tx_queue_id);
 669
 670 }
 671
 672 int
 673 rte_eth_dev_tx_queue_stop(uint8_t port_id, uint16_t tx_queue_id)
 674 {
 675         struct rte_eth_dev *dev;
 676
 677         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 678
 679         dev = &rte_eth_devices[port_id];
 680         if (tx_queue_id >= dev->data->nb_tx_queues) {
 681                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 682                 return -EINVAL;
 683         }
 684
 685         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_stop, -ENOTSUP);
 686
 687         if (dev->data->tx_queue_state[tx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 688                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 689                         " already stopped\n",
 690                         tx_queue_id, port_id);
 691                 return 0;
 692         }
 693
 694         return dev->dev_ops->tx_queue_stop(dev, tx_queue_id);
 695
 696 }
 697
 698 static int
 699 rte_eth_dev_tx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 700 {
 701         uint16_t old_nb_queues = dev->data->nb_tx_queues;
 702         void **txq;
 703         unsigned i;
 704
 705         if (dev->data->tx_queues == NULL && nb_queues != 0) { /* first time configuration */
 706                 dev->data->tx_queues = rte_zmalloc("ethdev->tx_queues",
 707                                                    sizeof(dev->data->tx_queues[0]) * nb_queues,
 708                                                    RTE_CACHE_LINE_SIZE);
 709                 if (dev->data->tx_queues == NULL) {
 710                         dev->data->nb_tx_queues = 0;
 711                         return -(ENOMEM);
 712                 }
 713         } else if (dev->data->tx_queues != NULL && nb_queues != 0) { /* re-configure */
 714                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 715
 716                 txq = dev->data->tx_queues;
 717
 718                 for (i = nb_queues; i < old_nb_queues; i++)
 719                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 720                 txq = rte_realloc(txq, sizeof(txq[0]) * nb_queues,
 721                                   RTE_CACHE_LINE_SIZE);
 722                 if (txq == NULL)
 723                         return -ENOMEM;
 724                 if (nb_queues > old_nb_queues) {
 725                         uint16_t new_qs = nb_queues - old_nb_queues;
 726
 727                         memset(txq + old_nb_queues, 0,
 728                                sizeof(txq[0]) * new_qs);
 729                 }
 730
 731                 dev->data->tx_queues = txq;
 732
 733         } else if (dev->data->tx_queues != NULL && nb_queues == 0) {
 734                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 735
 736                 txq = dev->data->tx_queues;
 737
 738                 for (i = nb_queues; i < old_nb_queues; i++)
 739                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 740
 741                 rte_free(dev->data->tx_queues);
 742                 dev->data->tx_queues = NULL;
 743         }
 744         dev->data->nb_tx_queues = nb_queues;
 745         return 0;
 746 }
 747
 748 uint32_t
 749 rte_eth_speed_bitflag(uint32_t speed, int duplex)
 750 {
 751         switch (speed) {
 752         case ETH_SPEED_NUM_10M:
 753                 return duplex ? ETH_LINK_SPEED_10M : ETH_LINK_SPEED_10M_HD;
 754         case ETH_SPEED_NUM_100M:
 755                 return duplex ? ETH_LINK_SPEED_100M : ETH_LINK_SPEED_100M_HD;
 756         case ETH_SPEED_NUM_1G:
 757                 return ETH_LINK_SPEED_1G;
 758         case ETH_SPEED_NUM_2_5G:
 759                 return ETH_LINK_SPEED_2_5G;
 760         case ETH_SPEED_NUM_5G:
 761                 return ETH_LINK_SPEED_5G;
 762         case ETH_SPEED_NUM_10G:
 763                 return ETH_LINK_SPEED_10G;
 764         case ETH_SPEED_NUM_20G:
 765                 return ETH_LINK_SPEED_20G;
 766         case ETH_SPEED_NUM_25G:
 767                 return ETH_LINK_SPEED_25G;
 768         case ETH_SPEED_NUM_40G:
 769                 return ETH_LINK_SPEED_40G;
 770         case ETH_SPEED_NUM_50G:
 771                 return ETH_LINK_SPEED_50G;
 772         case ETH_SPEED_NUM_56G:
 773                 return ETH_LINK_SPEED_56G;
 774         case ETH_SPEED_NUM_100G:
 775                 return ETH_LINK_SPEED_100G;
 776         default:
 777                 return 0;
 778         }
 779 }
 780
 781 int
 782 rte_eth_dev_configure(uint8_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 783                       const struct rte_eth_conf *dev_conf)
 784 {
 785         struct rte_eth_dev *dev;
 786         struct rte_eth_dev_info dev_info;
 787         int diag;
 788
 789         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 790
 791         if (nb_rx_q > RTE_MAX_QUEUES_PER_PORT) {
 792                 RTE_PMD_DEBUG_TRACE(
 793                         "Number of RX queues requested (%u) is greater than max supported(%d)\n",
 794                         nb_rx_q, RTE_MAX_QUEUES_PER_PORT);
 795                 return -EINVAL;
 796         }
 797
 798         if (nb_tx_q > RTE_MAX_QUEUES_PER_PORT) {
 799                 RTE_PMD_DEBUG_TRACE(
 800                         "Number of TX queues requested (%u) is greater than max supported(%d)\n",
 801                         nb_tx_q, RTE_MAX_QUEUES_PER_PORT);
 802                 return -EINVAL;
 803         }
 804
 805         dev = &rte_eth_devices[port_id];
 806
 807         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
 808         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
 809
 810         if (dev->data->dev_started) {
 811                 RTE_PMD_DEBUG_TRACE(
 812                     "port %d must be stopped to allow configuration\n", port_id);
 813                 return -EBUSY;
 814         }
 815
 816         /* Copy the dev_conf parameter into the dev structure */
 817         memcpy(&dev->data->dev_conf, dev_conf, sizeof(dev->data->dev_conf));
 818
 819         /*
 820          * Check that the numbers of RX and TX queues are not greater
 821          * than the maximum number of RX and TX queues supported by the
 822          * configured device.
 823          */
 824         (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
 825
 826         if (nb_rx_q == 0 && nb_tx_q == 0) {
 827                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d both rx and tx queue cannot be 0\n", port_id);
 828                 return -EINVAL;
 829         }
 830
 831         if (nb_rx_q > dev_info.max_rx_queues) {
 832                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_queues=%d > %d\n",
 833                                 port_id, nb_rx_q, dev_info.max_rx_queues);
 834                 return -EINVAL;
 835         }
 836
 837         if (nb_tx_q > dev_info.max_tx_queues) {
 838                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_queues=%d > %d\n",
 839                                 port_id, nb_tx_q, dev_info.max_tx_queues);
 840                 return -EINVAL;
 841         }
 842
 843         /*
 844          * If link state interrupt is enabled, check that the
 845          * device supports it.
 846          */
 847         if ((dev_conf->intr_conf.lsc == 1) &&
 848                 (!(dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC))) {
 849                         RTE_PMD_DEBUG_TRACE("driver %s does not support lsc\n",
 850                                         dev->data->drv_name);
 851                         return -EINVAL;
 852         }
 853
 854         /*
 855          * If jumbo frames are enabled, check that the maximum RX packet
 856          * length is supported by the configured device.
 857          */
 858         if (dev_conf->rxmode.jumbo_frame == 1) {
 859                 if (dev_conf->rxmode.max_rx_pkt_len >
 860                     dev_info.max_rx_pktlen) {
 861                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 862                                 " > max valid value %u\n",
 863                                 port_id,
 864                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 865                                 (unsigned)dev_info.max_rx_pktlen);
 866                         return -EINVAL;
 867                 } else if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN) {
 868                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 869                                 " < min valid value %u\n",
 870                                 port_id,
 871                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 872                                 (unsigned)ETHER_MIN_LEN);
 873                         return -EINVAL;
 874                 }
 875         } else {
 876                 if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN ||
 877                         dev_conf->rxmode.max_rx_pkt_len > ETHER_MAX_LEN)
 878                         /* Use default value */
 879                         dev->data->dev_conf.rxmode.max_rx_pkt_len =
 880                                                         ETHER_MAX_LEN;
 881         }
 882
 883         /*
 884          * Setup new number of RX/TX queues and reconfigure device.
 885          */
 886         diag = rte_eth_dev_rx_queue_config(dev, nb_rx_q);
 887         if (diag != 0) {
 888                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_rx_queue_config = %d\n",
 889                                 port_id, diag);
 890                 return diag;
 891         }
 892
 893         diag = rte_eth_dev_tx_queue_config(dev, nb_tx_q);
 894         if (diag != 0) {
 895                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_tx_queue_config = %d\n",
 896                                 port_id, diag);
 897                 rte_eth_dev_rx_queue_config(dev, 0);
 898                 return diag;
 899         }
 900
 901         diag = (*dev->dev_ops->dev_configure)(dev);
 902         if (diag != 0) {
 903                 RTE_PMD_DEBUG_TRACE("port%d dev_configure = %d\n",
 904                                 port_id, diag);
 905                 rte_eth_dev_rx_queue_config(dev, 0);
 906                 rte_eth_dev_tx_queue_config(dev, 0);
 907                 return diag;
 908         }
 909
 910         return 0;
 911 }
 912
 913 void
 914 _rte_eth_dev_reset(struct rte_eth_dev *dev)
 915 {
 916         if (dev->data->dev_started) {
 917                 RTE_PMD_DEBUG_TRACE(
 918                         "port %d must be stopped to allow reset\n",
 919                         dev->data->port_id);
 920                 return;
 921         }
 922
 923         rte_eth_dev_rx_queue_config(dev, 0);
 924         rte_eth_dev_tx_queue_config(dev, 0);
 925
 926         memset(&dev->data->dev_conf, 0, sizeof(dev->data->dev_conf));
 927 }
 928
 929 static void
 930 rte_eth_dev_config_restore(uint8_t port_id)
 931 {
 932         struct rte_eth_dev *dev;
 933         struct rte_eth_dev_info dev_info;
 934         struct ether_addr *addr;
 935         uint16_t i;
 936         uint32_t pool = 0;
 937         uint64_t pool_mask;
 938
 939         dev = &rte_eth_devices[port_id];
 940
 941         rte_eth_dev_info_get(port_id, &dev_info);
 942
 943         /* replay MAC address configuration including default MAC */
 944         addr = &dev->data->mac_addrs[0];
 945         if (*dev->dev_ops->mac_addr_set != NULL)
 946                 (*dev->dev_ops->mac_addr_set)(dev, addr);
 947         else if (*dev->dev_ops->mac_addr_add != NULL)
 948                 (*dev->dev_ops->mac_addr_add)(dev, addr, 0, pool);
 949
 950         if (*dev->dev_ops->mac_addr_add != NULL) {
 951                 for (i = 1; i < dev_info.max_mac_addrs; i++) {
 952                         addr = &dev->data->mac_addrs[i];
 953
 954                         /* skip zero address */
 955                         if (is_zero_ether_addr(addr))
 956                                 continue;
 957
 958                         pool = 0;
 959                         pool_mask = dev->data->mac_pool_sel[i];
 960
 961                         do {
 962                                 if (pool_mask & 1ULL)
 963                                         (*dev->dev_ops->mac_addr_add)(dev,
 964                                                 addr, i, pool);
 965                                 pool_mask >>= 1;
 966                                 pool++;
 967                         } while (pool_mask);
 968                 }
 969         }
 970
 971         /* replay promiscuous configuration */
 972         if (rte_eth_promiscuous_get(port_id) == 1)
 973                 rte_eth_promiscuous_enable(port_id);
 974         else if (rte_eth_promiscuous_get(port_id) == 0)
 975                 rte_eth_promiscuous_disable(port_id);
 976
 977         /* replay all multicast configuration */
 978         if (rte_eth_allmulticast_get(port_id) == 1)
 979                 rte_eth_allmulticast_enable(port_id);
 980         else if (rte_eth_allmulticast_get(port_id) == 0)
 981                 rte_eth_allmulticast_disable(port_id);
 982 }
 983
 984 int
 985 rte_eth_dev_start(uint8_t port_id)
 986 {
 987         struct rte_eth_dev *dev;
 988         int diag;
 989
 990         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 991
 992         dev = &rte_eth_devices[port_id];
 993
 994         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
 995
 996         if (dev->data->dev_started != 0) {
 997                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
 998                         " already started\n",
 999                         port_id);
1000                 return 0;
1001         }
1002
1003         diag = (*dev->dev_ops->dev_start)(dev);
1004         if (diag == 0)
1005                 dev->data->dev_started = 1;
1006         else
1007                 return diag;
1008
1009         rte_eth_dev_config_restore(port_id);
1010
1011         if (dev->data->dev_conf.intr_conf.lsc == 0) {
1012                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
1013                 (*dev->dev_ops->link_update)(dev, 0);
1014         }
1015         return 0;
1016 }
1017
1018 void
1019 rte_eth_dev_stop(uint8_t port_id)
1020 {
1021         struct rte_eth_dev *dev;
1022
1023         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1024         dev = &rte_eth_devices[port_id];
1025
1026         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
1027
1028         if (dev->data->dev_started == 0) {
1029                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
1030                         " already stopped\n",
1031                         port_id);
1032                 return;
1033         }
1034
1035         dev->data->dev_started = 0;
1036         (*dev->dev_ops->dev_stop)(dev);
1037 }
1038
1039 int
1040 rte_eth_dev_set_link_up(uint8_t port_id)
1041 {
1042         struct rte_eth_dev *dev;
1043
1044         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1045
1046         dev = &rte_eth_devices[port_id];
1047
1048         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_up, -ENOTSUP);
1049         return (*dev->dev_ops->dev_set_link_up)(dev);
1050 }
1051
1052 int
1053 rte_eth_dev_set_link_down(uint8_t port_id)
1054 {
1055         struct rte_eth_dev *dev;
1056
1057         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1058
1059         dev = &rte_eth_devices[port_id];
1060
1061         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_down, -ENOTSUP);
1062         return (*dev->dev_ops->dev_set_link_down)(dev);
1063 }
1064
1065 void
1066 rte_eth_dev_close(uint8_t port_id)
1067 {
1068         struct rte_eth_dev *dev;
1069
1070         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1071         dev = &rte_eth_devices[port_id];
1072
1073         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_close);
1074         dev->data->dev_started = 0;
1075         (*dev->dev_ops->dev_close)(dev);
1076
1077         rte_free(dev->data->rx_queues);
1078         dev->data->rx_queues = NULL;
1079         rte_free(dev->data->tx_queues);
1080         dev->data->tx_queues = NULL;
1081 }
1082
1083 int
1084 rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id,
1085                        uint16_t nb_rx_desc, unsigned int socket_id,
1086                        const struct rte_eth_rxconf *rx_conf,
1087                        struct rte_mempool *mp)
1088 {
1089         int ret;
1090         uint32_t mbp_buf_size;
1091         struct rte_eth_dev *dev;
1092         struct rte_eth_dev_info dev_info;
1093         void **rxq;
1094
1095         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1096
1097         dev = &rte_eth_devices[port_id];
1098         if (rx_queue_id >= dev->data->nb_rx_queues) {
1099                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
1100                 return -EINVAL;
1101         }
1102
1103         if (dev->data->dev_started) {
1104                 RTE_PMD_DEBUG_TRACE(
1105                     "port %d must be stopped to allow configuration\n", port_id);
1106                 return -EBUSY;
1107         }
1108
1109         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1110         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
1111
1112         /*
1113          * Check the size of the mbuf data buffer.
1114          * This value must be provided in the private data of the memory pool.
1115          * First check that the memory pool has a valid private data.
1116          */
1117         rte_eth_dev_info_get(port_id, &dev_info);
1118         if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
1119                 RTE_PMD_DEBUG_TRACE("%s private_data_size %d < %d\n",
1120                                 mp->name, (int) mp->private_data_size,
1121                                 (int) sizeof(struct rte_pktmbuf_pool_private));
1122                 return -ENOSPC;
1123         }
1124         mbp_buf_size = rte_pktmbuf_data_room_size(mp);
1125
1126         if ((mbp_buf_size - RTE_PKTMBUF_HEADROOM) < dev_info.min_rx_bufsize) {
1127                 RTE_PMD_DEBUG_TRACE("%s mbuf_data_room_size %d < %d "
1128                                 "(RTE_PKTMBUF_HEADROOM=%d + min_rx_bufsize(dev)"
1129                                 "=%d)\n",
1130                                 mp->name,
1131                                 (int)mbp_buf_size,
1132                                 (int)(RTE_PKTMBUF_HEADROOM +
1133                                       dev_info.min_rx_bufsize),
1134                                 (int)RTE_PKTMBUF_HEADROOM,
1135                                 (int)dev_info.min_rx_bufsize);
1136                 return -EINVAL;
1137         }
1138
1139         if (nb_rx_desc > dev_info.rx_desc_lim.nb_max ||
1140                         nb_rx_desc < dev_info.rx_desc_lim.nb_min ||
1141                         nb_rx_desc % dev_info.rx_desc_lim.nb_align != 0) {
1142
1143                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_rx_desc(=%hu), "
1144                         "should be: <= %hu, = %hu, and a product of %hu\n",
1145                         nb_rx_desc,
1146                         dev_info.rx_desc_lim.nb_max,
1147                         dev_info.rx_desc_lim.nb_min,
1148                         dev_info.rx_desc_lim.nb_align);
1149                 return -EINVAL;
1150         }
1151
1152         rxq = dev->data->rx_queues;
1153         if (rxq[rx_queue_id]) {
1154                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release,
1155                                         -ENOTSUP);
1156                 (*dev->dev_ops->rx_queue_release)(rxq[rx_queue_id]);
1157                 rxq[rx_queue_id] = NULL;
1158         }
1159
1160         if (rx_conf == NULL)
1161                 rx_conf = &dev_info.default_rxconf;
1162
1163         ret = (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
1164                                               socket_id, rx_conf, mp);
1165         if (!ret) {
1166                 if (!dev->data->min_rx_buf_size ||
1167                     dev->data->min_rx_buf_size > mbp_buf_size)
1168                         dev->data->min_rx_buf_size = mbp_buf_size;
1169         }
1170
1171         return ret;
1172 }
1173
1174 int
1175 rte_eth_tx_queue_setup(uint8_t port_id, uint16_t tx_queue_id,
1176                        uint16_t nb_tx_desc, unsigned int socket_id,
1177                        const struct rte_eth_txconf *tx_conf)
1178 {
1179         struct rte_eth_dev *dev;
1180         struct rte_eth_dev_info dev_info;
1181         void **txq;
1182
1183         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1184
1185         dev = &rte_eth_devices[port_id];
1186         if (tx_queue_id >= dev->data->nb_tx_queues) {
1187                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
1188                 return -EINVAL;
1189         }
1190
1191         if (dev->data->dev_started) {
1192                 RTE_PMD_DEBUG_TRACE(
1193                     "port %d must be stopped to allow configuration\n", port_id);
1194                 return -EBUSY;
1195         }
1196
1197         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1198         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
1199
1200         rte_eth_dev_info_get(port_id, &dev_info);
1201
1202         if (nb_tx_desc > dev_info.tx_desc_lim.nb_max ||
1203             nb_tx_desc < dev_info.tx_desc_lim.nb_min ||
1204             nb_tx_desc % dev_info.tx_desc_lim.nb_align != 0) {
1205                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_tx_desc(=%hu), "
1206                                 "should be: <= %hu, = %hu, and a product of %hu\n",
1207                                 nb_tx_desc,
1208                                 dev_info.tx_desc_lim.nb_max,
1209                                 dev_info.tx_desc_lim.nb_min,
1210                                 dev_info.tx_desc_lim.nb_align);
1211                 return -EINVAL;
1212         }
1213
1214         txq = dev->data->tx_queues;
1215         if (txq[tx_queue_id]) {
1216                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release,
1217                                         -ENOTSUP);
1218                 (*dev->dev_ops->tx_queue_release)(txq[tx_queue_id]);
1219                 txq[tx_queue_id] = NULL;
1220         }
1221
1222         if (tx_conf == NULL)
1223                 tx_conf = &dev_info.default_txconf;
1224
1225         return (*dev->dev_ops->tx_queue_setup)(dev, tx_queue_id, nb_tx_desc,
1226                                                socket_id, tx_conf);
1227 }
1228
1229 void
1230 rte_eth_tx_buffer_drop_callback(struct rte_mbuf **pkts, uint16_t unsent,
1231                 void *userdata __rte_unused)
1232 {
1233         unsigned i;
1234
1235         for (i = 0; i < unsent; i++)
1236                 rte_pktmbuf_free(pkts[i]);
1237 }
1238
1239 void
1240 rte_eth_tx_buffer_count_callback(struct rte_mbuf **pkts, uint16_t unsent,
1241                 void *userdata)
1242 {
1243         uint64_t *count = userdata;
1244         unsigned i;
1245
1246         for (i = 0; i < unsent; i++)
1247                 rte_pktmbuf_free(pkts[i]);
1248
1249         *count += unsent;
1250 }
1251
1252 int
1253 rte_eth_tx_buffer_set_err_callback(struct rte_eth_dev_tx_buffer *buffer,
1254                 buffer_tx_error_fn cbfn, void *userdata)
1255 {
1256         buffer->error_callback = cbfn;
1257         buffer->error_userdata = userdata;
1258         return 0;
1259 }
1260
1261 int
1262 rte_eth_tx_buffer_init(struct rte_eth_dev_tx_buffer *buffer, uint16_t size)
1263 {
1264         int ret = 0;
1265
1266         if (buffer == NULL)
1267                 return -EINVAL;
1268
1269         buffer->size = size;
1270         if (buffer->error_callback == NULL) {
1271                 ret = rte_eth_tx_buffer_set_err_callback(
1272                         buffer, rte_eth_tx_buffer_drop_callback, NULL);
1273         }
1274
1275         return ret;
1276 }
1277
1278 int
1279 rte_eth_tx_done_cleanup(uint8_t port_id, uint16_t queue_id, uint32_t free_cnt)
1280 {
1281         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1282
1283         /* Validate Input Data. Bail if not valid or not supported. */
1284         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1285         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_done_cleanup, -ENOTSUP);
1286
1287         /* Call driver to free pending mbufs. */
1288         return (*dev->dev_ops->tx_done_cleanup)(dev->data->tx_queues[queue_id],
1289                         free_cnt);
1290 }
1291
1292 void
1293 rte_eth_promiscuous_enable(uint8_t port_id)
1294 {
1295         struct rte_eth_dev *dev;
1296
1297         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1298         dev = &rte_eth_devices[port_id];
1299
1300         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_enable);
1301         (*dev->dev_ops->promiscuous_enable)(dev);
1302         dev->data->promiscuous = 1;
1303 }
1304
1305 void
1306 rte_eth_promiscuous_disable(uint8_t port_id)
1307 {
1308         struct rte_eth_dev *dev;
1309
1310         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1311         dev = &rte_eth_devices[port_id];
1312
1313         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_disable);
1314         dev->data->promiscuous = 0;
1315         (*dev->dev_ops->promiscuous_disable)(dev);
1316 }
1317
1318 int
1319 rte_eth_promiscuous_get(uint8_t port_id)
1320 {
1321         struct rte_eth_dev *dev;
1322
1323         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1324
1325         dev = &rte_eth_devices[port_id];
1326         return dev->data->promiscuous;
1327 }
1328
1329 void
1330 rte_eth_allmulticast_enable(uint8_t port_id)
1331 {
1332         struct rte_eth_dev *dev;
1333
1334         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1335         dev = &rte_eth_devices[port_id];
1336
1337         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_enable);
1338         (*dev->dev_ops->allmulticast_enable)(dev);
1339         dev->data->all_multicast = 1;
1340 }
1341
1342 void
1343 rte_eth_allmulticast_disable(uint8_t port_id)
1344 {
1345         struct rte_eth_dev *dev;
1346
1347         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1348         dev = &rte_eth_devices[port_id];
1349
1350         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_disable);
1351         dev->data->all_multicast = 0;
1352         (*dev->dev_ops->allmulticast_disable)(dev);
1353 }
1354
1355 int
1356 rte_eth_allmulticast_get(uint8_t port_id)
1357 {
1358         struct rte_eth_dev *dev;
1359
1360         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1361
1362         dev = &rte_eth_devices[port_id];
1363         return dev->data->all_multicast;
1364 }
1365
1366 static inline int
1367 rte_eth_dev_atomic_read_link_status(struct rte_eth_dev *dev,
1368                                 struct rte_eth_link *link)
1369 {
1370         struct rte_eth_link *dst = link;
1371         struct rte_eth_link *src = &(dev->data->dev_link);
1372
1373         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
1374                                         *(uint64_t *)src) == 0)
1375                 return -1;
1376
1377         return 0;
1378 }
1379
1380 void
1381 rte_eth_link_get(uint8_t port_id, struct rte_eth_link *eth_link)
1382 {
1383         struct rte_eth_dev *dev;
1384
1385         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1386         dev = &rte_eth_devices[port_id];
1387
1388         if (dev->data->dev_conf.intr_conf.lsc != 0)
1389                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1390         else {
1391                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1392                 (*dev->dev_ops->link_update)(dev, 1);
1393                 *eth_link = dev->data->dev_link;
1394         }
1395 }
1396
1397 void
1398 rte_eth_link_get_nowait(uint8_t port_id, struct rte_eth_link *eth_link)
1399 {
1400         struct rte_eth_dev *dev;
1401
1402         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1403         dev = &rte_eth_devices[port_id];
1404
1405         if (dev->data->dev_conf.intr_conf.lsc != 0)
1406                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1407         else {
1408                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1409                 (*dev->dev_ops->link_update)(dev, 0);
1410                 *eth_link = dev->data->dev_link;
1411         }
1412 }
1413
1414 int
1415 rte_eth_stats_get(uint8_t port_id, struct rte_eth_stats *stats)
1416 {
1417         struct rte_eth_dev *dev;
1418
1419         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1420
1421         dev = &rte_eth_devices[port_id];
1422         memset(stats, 0, sizeof(*stats));
1423
1424         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
1425         stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
1426         (*dev->dev_ops->stats_get)(dev, stats);
1427         return 0;
1428 }
1429
1430 void
1431 rte_eth_stats_reset(uint8_t port_id)
1432 {
1433         struct rte_eth_dev *dev;
1434
1435         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1436         dev = &rte_eth_devices[port_id];
1437
1438         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
1439         (*dev->dev_ops->stats_reset)(dev);
1440         dev->data->rx_mbuf_alloc_failed = 0;
1441 }
1442
1443 static int
1444 get_xstats_count(uint8_t port_id)
1445 {
1446         struct rte_eth_dev *dev;
1447         int count;
1448
1449         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1450         dev = &rte_eth_devices[port_id];
1451         if (dev->dev_ops->xstats_get_names != NULL) {
1452                 count = (*dev->dev_ops->xstats_get_names)(dev, NULL, 0);
1453                 if (count < 0)
1454                         return count;
1455         } else
1456                 count = 0;
1457         count += RTE_NB_STATS;
1458         count += RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS) *
1459                  RTE_NB_RXQ_STATS;
1460         count += RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS) *
1461                  RTE_NB_TXQ_STATS;
1462         return count;
1463 }
1464
1465 int
1466 rte_eth_xstats_get_names(uint8_t port_id,
1467         struct rte_eth_xstat_name *xstats_names,
1468         unsigned size)
1469 {
1470         struct rte_eth_dev *dev;
1471         int cnt_used_entries;
1472         int cnt_expected_entries;
1473         int cnt_driver_entries;
1474         uint32_t idx, id_queue;
1475         uint16_t num_q;
1476
1477         cnt_expected_entries = get_xstats_count(port_id);
1478         if (xstats_names == NULL || cnt_expected_entries < 0 ||
1479                         (int)size < cnt_expected_entries)
1480                 return cnt_expected_entries;
1481
1482         /* port_id checked in get_xstats_count() */
1483         dev = &rte_eth_devices[port_id];
1484         cnt_used_entries = 0;
1485
1486         for (idx = 0; idx < RTE_NB_STATS; idx++) {
1487                 snprintf(xstats_names[cnt_used_entries].name,
1488                         sizeof(xstats_names[0].name),
1489                         "%s", rte_stats_strings[idx].name);
1490                 cnt_used_entries++;
1491         }
1492         num_q = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1493         for (id_queue = 0; id_queue < num_q; id_queue++) {
1494                 for (idx = 0; idx < RTE_NB_RXQ_STATS; idx++) {
1495                         snprintf(xstats_names[cnt_used_entries].name,
1496                                 sizeof(xstats_names[0].name),
1497                                 "rx_q%u%s",
1498                                 id_queue, rte_rxq_stats_strings[idx].name);
1499                         cnt_used_entries++;
1500                 }
1501
1502         }
1503         num_q = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1504         for (id_queue = 0; id_queue < num_q; id_queue++) {
1505                 for (idx = 0; idx < RTE_NB_TXQ_STATS; idx++) {
1506                         snprintf(xstats_names[cnt_used_entries].name,
1507                                 sizeof(xstats_names[0].name),
1508                                 "tx_q%u%s",
1509                                 id_queue, rte_txq_stats_strings[idx].name);
1510                         cnt_used_entries++;
1511                 }
1512         }
1513
1514         if (dev->dev_ops->xstats_get_names != NULL) {
1515                 /* If there are any driver-specific xstats, append them
1516                  * to end of list.
1517                  */
1518                 cnt_driver_entries = (*dev->dev_ops->xstats_get_names)(
1519                         dev,
1520                         xstats_names + cnt_used_entries,
1521                         size - cnt_used_entries);
1522                 if (cnt_driver_entries < 0)
1523                         return cnt_driver_entries;
1524                 cnt_used_entries += cnt_driver_entries;
1525         }
1526
1527         return cnt_used_entries;
1528 }
1529
1530 /* retrieve ethdev extended statistics */
1531 int
1532 rte_eth_xstats_get(uint8_t port_id, struct rte_eth_xstat *xstats,
1533         unsigned n)
1534 {
1535         struct rte_eth_stats eth_stats;
1536         struct rte_eth_dev *dev;
1537         unsigned count = 0, i, q;
1538         signed xcount = 0;
1539         uint64_t val, *stats_ptr;
1540         uint16_t nb_rxqs, nb_txqs;
1541
1542         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1543
1544         dev = &rte_eth_devices[port_id];
1545
1546         nb_rxqs = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1547         nb_txqs = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1548
1549         /* Return generic statistics */
1550         count = RTE_NB_STATS + (nb_rxqs * RTE_NB_RXQ_STATS) +
1551                 (nb_txqs * RTE_NB_TXQ_STATS);
1552
1553         /* implemented by the driver */
1554         if (dev->dev_ops->xstats_get != NULL) {
1555                 /* Retrieve the xstats from the driver at the end of the
1556                  * xstats struct.
1557                  */
1558                 xcount = (*dev->dev_ops->xstats_get)(dev,
1559                                      xstats ? xstats + count : NULL,
1560                                      (n > count) ? n - count : 0);
1561
1562                 if (xcount < 0)
1563                         return xcount;
1564         }
1565
1566         if (n < count + xcount || xstats == NULL)
1567                 return count + xcount;
1568
1569         /* now fill the xstats structure */
1570         count = 0;
1571         rte_eth_stats_get(port_id, &eth_stats);
1572
1573         /* global stats */
1574         for (i = 0; i < RTE_NB_STATS; i++) {
1575                 stats_ptr = RTE_PTR_ADD(&eth_stats,
1576                                         rte_stats_strings[i].offset);
1577                 val = *stats_ptr;
1578                 xstats[count++].value = val;
1579         }
1580
1581         /* per-rxq stats */
1582         for (q = 0; q < nb_rxqs; q++) {
1583                 for (i = 0; i < RTE_NB_RXQ_STATS; i++) {
1584                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1585                                         rte_rxq_stats_strings[i].offset +
1586                                         q * sizeof(uint64_t));
1587                         val = *stats_ptr;
1588                         xstats[count++].value = val;
1589                 }
1590         }
1591
1592         /* per-txq stats */
1593         for (q = 0; q < nb_txqs; q++) {
1594                 for (i = 0; i < RTE_NB_TXQ_STATS; i++) {
1595                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1596                                         rte_txq_stats_strings[i].offset +
1597                                         q * sizeof(uint64_t));
1598                         val = *stats_ptr;
1599                         xstats[count++].value = val;
1600                 }
1601         }
1602
1603         for (i = 0; i < count; i++)
1604                 xstats[i].id = i;
1605         /* add an offset to driver-specific stats */
1606         for ( ; i < count + xcount; i++)
1607                 xstats[i].id += count;
1608
1609         return count + xcount;
1610 }
1611
1612 /* reset ethdev extended statistics */
1613 void
1614 rte_eth_xstats_reset(uint8_t port_id)
1615 {
1616         struct rte_eth_dev *dev;
1617
1618         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1619         dev = &rte_eth_devices[port_id];
1620
1621         /* implemented by the driver */
1622         if (dev->dev_ops->xstats_reset != NULL) {
1623                 (*dev->dev_ops->xstats_reset)(dev);
1624                 return;
1625         }
1626
1627         /* fallback to default */
1628         rte_eth_stats_reset(port_id);
1629 }
1630
1631 static int
1632 set_queue_stats_mapping(uint8_t port_id, uint16_t queue_id, uint8_t stat_idx,
1633                 uint8_t is_rx)
1634 {
1635         struct rte_eth_dev *dev;
1636
1637         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1638
1639         dev = &rte_eth_devices[port_id];
1640
1641         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
1642         return (*dev->dev_ops->queue_stats_mapping_set)
1643                         (dev, queue_id, stat_idx, is_rx);
1644 }
1645
1646
1647 int
1648 rte_eth_dev_set_tx_queue_stats_mapping(uint8_t port_id, uint16_t tx_queue_id,
1649                 uint8_t stat_idx)
1650 {
1651         return set_queue_stats_mapping(port_id, tx_queue_id, stat_idx,
1652                         STAT_QMAP_TX);
1653 }
1654
1655
1656 int
1657 rte_eth_dev_set_rx_queue_stats_mapping(uint8_t port_id, uint16_t rx_queue_id,
1658                 uint8_t stat_idx)
1659 {
1660         return set_queue_stats_mapping(port_id, rx_queue_id, stat_idx,
1661                         STAT_QMAP_RX);
1662 }
1663
1664 int
1665 rte_eth_dev_fw_version_get(uint8_t port_id, char *fw_version, size_t fw_size)
1666 {
1667         struct rte_eth_dev *dev;
1668
1669         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1670         dev = &rte_eth_devices[port_id];
1671
1672         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fw_version_get, -ENOTSUP);
1673         return (*dev->dev_ops->fw_version_get)(dev, fw_version, fw_size);
1674 }
1675
1676 void
1677 rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)
1678 {
1679         struct rte_eth_dev *dev;
1680         const struct rte_eth_desc_lim lim = {
1681                 .nb_max = UINT16_MAX,
1682                 .nb_min = 0,
1683                 .nb_align = 1,
1684         };
1685
1686         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1687         dev = &rte_eth_devices[port_id];
1688
1689         memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
1690         dev_info->rx_desc_lim = lim;
1691         dev_info->tx_desc_lim = lim;
1692
1693         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
1694         (*dev->dev_ops->dev_infos_get)(dev, dev_info);
1695         dev_info->driver_name = dev->data->drv_name;
1696         dev_info->nb_rx_queues = dev->data->nb_rx_queues;
1697         dev_info->nb_tx_queues = dev->data->nb_tx_queues;
1698 }
1699
1700 int
1701 rte_eth_dev_get_supported_ptypes(uint8_t port_id, uint32_t ptype_mask,
1702                                  uint32_t *ptypes, int num)
1703 {
1704         int i, j;
1705         struct rte_eth_dev *dev;
1706         const uint32_t *all_ptypes;
1707
1708         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1709         dev = &rte_eth_devices[port_id];
1710         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_supported_ptypes_get, 0);
1711         all_ptypes = (*dev->dev_ops->dev_supported_ptypes_get)(dev);
1712
1713         if (!all_ptypes)
1714                 return 0;
1715
1716         for (i = 0, j = 0; all_ptypes[i] != RTE_PTYPE_UNKNOWN; ++i)
1717                 if (all_ptypes[i] & ptype_mask) {
1718                         if (j < num)
1719                                 ptypes[j] = all_ptypes[i];
1720                         j++;
1721                 }
1722
1723         return j;
1724 }
1725
1726 void
1727 rte_eth_macaddr_get(uint8_t port_id, struct ether_addr *mac_addr)
1728 {
1729         struct rte_eth_dev *dev;
1730
1731         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1732         dev = &rte_eth_devices[port_id];
1733         ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
1734 }
1735
1736
1737 int
1738 rte_eth_dev_get_mtu(uint8_t port_id, uint16_t *mtu)
1739 {
1740         struct rte_eth_dev *dev;
1741
1742         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1743
1744         dev = &rte_eth_devices[port_id];
1745         *mtu = dev->data->mtu;
1746         return 0;
1747 }
1748
1749 int
1750 rte_eth_dev_set_mtu(uint8_t port_id, uint16_t mtu)
1751 {
1752         int ret;
1753         struct rte_eth_dev *dev;
1754
1755         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1756         dev = &rte_eth_devices[port_id];
1757         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
1758
1759         ret = (*dev->dev_ops->mtu_set)(dev, mtu);
1760         if (!ret)
1761                 dev->data->mtu = mtu;
1762
1763         return ret;
1764 }
1765
1766 int
1767 rte_eth_dev_vlan_filter(uint8_t port_id, uint16_t vlan_id, int on)
1768 {
1769         struct rte_eth_dev *dev;
1770
1771         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1772         dev = &rte_eth_devices[port_id];
1773         if (!(dev->data->dev_conf.rxmode.hw_vlan_filter)) {
1774                 RTE_PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
1775                 return -ENOSYS;
1776         }
1777
1778         if (vlan_id > 4095) {
1779                 RTE_PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n",
1780                                 port_id, (unsigned) vlan_id);
1781                 return -EINVAL;
1782         }
1783         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
1784
1785         return (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
1786 }
1787
1788 int
1789 rte_eth_dev_set_vlan_strip_on_queue(uint8_t port_id, uint16_t rx_queue_id, int on)
1790 {
1791         struct rte_eth_dev *dev;
1792
1793         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1794         dev = &rte_eth_devices[port_id];
1795         if (rx_queue_id >= dev->data->nb_rx_queues) {
1796                 RTE_PMD_DEBUG_TRACE("Invalid rx_queue_id=%d\n", port_id);
1797                 return -EINVAL;
1798         }
1799
1800         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
1801         (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
1802
1803         return 0;
1804 }
1805
1806 int
1807 rte_eth_dev_set_vlan_ether_type(uint8_t port_id,
1808                                 enum rte_vlan_type vlan_type,
1809                                 uint16_t tpid)
1810 {
1811         struct rte_eth_dev *dev;
1812
1813         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1814         dev = &rte_eth_devices[port_id];
1815         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
1816
1817         return (*dev->dev_ops->vlan_tpid_set)(dev, vlan_type, tpid);
1818 }
1819
1820 int
1821 rte_eth_dev_set_vlan_offload(uint8_t port_id, int offload_mask)
1822 {
1823         struct rte_eth_dev *dev;
1824         int ret = 0;
1825         int mask = 0;
1826         int cur, org = 0;
1827
1828         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1829         dev = &rte_eth_devices[port_id];
1830
1831         /*check which option changed by application*/
1832         cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
1833         org = !!(dev->data->dev_conf.rxmode.hw_vlan_strip);
1834         if (cur != org) {
1835                 dev->data->dev_conf.rxmode.hw_vlan_strip = (uint8_t)cur;
1836                 mask |= ETH_VLAN_STRIP_MASK;
1837         }
1838
1839         cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
1840         org = !!(dev->data->dev_conf.rxmode.hw_vlan_filter);
1841         if (cur != org) {
1842                 dev->data->dev_conf.rxmode.hw_vlan_filter = (uint8_t)cur;
1843                 mask |= ETH_VLAN_FILTER_MASK;
1844         }
1845
1846         cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
1847         org = !!(dev->data->dev_conf.rxmode.hw_vlan_extend);
1848         if (cur != org) {
1849                 dev->data->dev_conf.rxmode.hw_vlan_extend = (uint8_t)cur;
1850                 mask |= ETH_VLAN_EXTEND_MASK;
1851         }
1852
1853         /*no change*/
1854         if (mask == 0)
1855                 return ret;
1856
1857         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
1858         (*dev->dev_ops->vlan_offload_set)(dev, mask);
1859
1860         return ret;
1861 }
1862
1863 int
1864 rte_eth_dev_get_vlan_offload(uint8_t port_id)
1865 {
1866         struct rte_eth_dev *dev;
1867         int ret = 0;
1868
1869         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1870         dev = &rte_eth_devices[port_id];
1871
1872         if (dev->data->dev_conf.rxmode.hw_vlan_strip)
1873                 ret |= ETH_VLAN_STRIP_OFFLOAD;
1874
1875         if (dev->data->dev_conf.rxmode.hw_vlan_filter)
1876                 ret |= ETH_VLAN_FILTER_OFFLOAD;
1877
1878         if (dev->data->dev_conf.rxmode.hw_vlan_extend)
1879                 ret |= ETH_VLAN_EXTEND_OFFLOAD;
1880
1881         return ret;
1882 }
1883
1884 int
1885 rte_eth_dev_set_vlan_pvid(uint8_t port_id, uint16_t pvid, int on)
1886 {
1887         struct rte_eth_dev *dev;
1888
1889         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1890         dev = &rte_eth_devices[port_id];
1891         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
1892         (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on);
1893
1894         return 0;
1895 }
1896
1897 int
1898 rte_eth_dev_flow_ctrl_get(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1899 {
1900         struct rte_eth_dev *dev;
1901
1902         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1903         dev = &rte_eth_devices[port_id];
1904         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
1905         memset(fc_conf, 0, sizeof(*fc_conf));
1906         return (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf);
1907 }
1908
1909 int
1910 rte_eth_dev_flow_ctrl_set(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1911 {
1912         struct rte_eth_dev *dev;
1913
1914         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1915         if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
1916                 RTE_PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n");
1917                 return -EINVAL;
1918         }
1919
1920         dev = &rte_eth_devices[port_id];
1921         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
1922         return (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf);
1923 }
1924
1925 int
1926 rte_eth_dev_priority_flow_ctrl_set(uint8_t port_id, struct rte_eth_pfc_conf *pfc_conf)
1927 {
1928         struct rte_eth_dev *dev;
1929
1930         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1931         if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
1932                 RTE_PMD_DEBUG_TRACE("Invalid priority, only 0-7 allowed\n");
1933                 return -EINVAL;
1934         }
1935
1936         dev = &rte_eth_devices[port_id];
1937         /* High water, low water validation are device specific */
1938         if  (*dev->dev_ops->priority_flow_ctrl_set)
1939                 return (*dev->dev_ops->priority_flow_ctrl_set)(dev, pfc_conf);
1940         return -ENOTSUP;
1941 }
1942
1943 static int
1944 rte_eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf,
1945                         uint16_t reta_size)
1946 {
1947         uint16_t i, num;
1948
1949         if (!reta_conf)
1950                 return -EINVAL;
1951
1952         num = (reta_size + RTE_RETA_GROUP_SIZE - 1) / RTE_RETA_GROUP_SIZE;
1953         for (i = 0; i < num; i++) {
1954                 if (reta_conf[i].mask)
1955                         return 0;
1956         }
1957
1958         return -EINVAL;
1959 }
1960
1961 static int
1962 rte_eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf,
1963                          uint16_t reta_size,
1964                          uint16_t max_rxq)
1965 {
1966         uint16_t i, idx, shift;
1967
1968         if (!reta_conf)
1969                 return -EINVAL;
1970
1971         if (max_rxq == 0) {
1972                 RTE_PMD_DEBUG_TRACE("No receive queue is available\n");
1973                 return -EINVAL;
1974         }
1975
1976         for (i = 0; i < reta_size; i++) {
1977                 idx = i / RTE_RETA_GROUP_SIZE;
1978                 shift = i % RTE_RETA_GROUP_SIZE;
1979                 if ((reta_conf[idx].mask & (1ULL << shift)) &&
1980                         (reta_conf[idx].reta[shift] >= max_rxq)) {
1981                         RTE_PMD_DEBUG_TRACE("reta_conf[%u]->reta[%u]: %u exceeds "
1982                                 "the maximum rxq index: %u\n", idx, shift,
1983                                 reta_conf[idx].reta[shift], max_rxq);
1984                         return -EINVAL;
1985                 }
1986         }
1987
1988         return 0;
1989 }
1990
1991 int
1992 rte_eth_dev_rss_reta_update(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         /* Check mask bits */
2001         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
2002         if (ret < 0)
2003                 return ret;
2004
2005         dev = &rte_eth_devices[port_id];
2006
2007         /* Check entry value */
2008         ret = rte_eth_check_reta_entry(reta_conf, reta_size,
2009                                 dev->data->nb_rx_queues);
2010         if (ret < 0)
2011                 return ret;
2012
2013         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
2014         return (*dev->dev_ops->reta_update)(dev, reta_conf, reta_size);
2015 }
2016
2017 int
2018 rte_eth_dev_rss_reta_query(uint8_t port_id,
2019                            struct rte_eth_rss_reta_entry64 *reta_conf,
2020                            uint16_t reta_size)
2021 {
2022         struct rte_eth_dev *dev;
2023         int ret;
2024
2025         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2026
2027         /* Check mask bits */
2028         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
2029         if (ret < 0)
2030                 return ret;
2031
2032         dev = &rte_eth_devices[port_id];
2033         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
2034         return (*dev->dev_ops->reta_query)(dev, reta_conf, reta_size);
2035 }
2036
2037 int
2038 rte_eth_dev_rss_hash_update(uint8_t port_id, struct rte_eth_rss_conf *rss_conf)
2039 {
2040         struct rte_eth_dev *dev;
2041         uint16_t rss_hash_protos;
2042
2043         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2044         rss_hash_protos = rss_conf->rss_hf;
2045         if ((rss_hash_protos != 0) &&
2046             ((rss_hash_protos & ETH_RSS_PROTO_MASK) == 0)) {
2047                 RTE_PMD_DEBUG_TRACE("Invalid rss_hash_protos=0x%x\n",
2048                                 rss_hash_protos);
2049                 return -EINVAL;
2050         }
2051         dev = &rte_eth_devices[port_id];
2052         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
2053         return (*dev->dev_ops->rss_hash_update)(dev, rss_conf);
2054 }
2055
2056 int
2057 rte_eth_dev_rss_hash_conf_get(uint8_t port_id,
2058                               struct rte_eth_rss_conf *rss_conf)
2059 {
2060         struct rte_eth_dev *dev;
2061
2062         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2063         dev = &rte_eth_devices[port_id];
2064         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
2065         return (*dev->dev_ops->rss_hash_conf_get)(dev, rss_conf);
2066 }
2067
2068 int
2069 rte_eth_dev_udp_tunnel_port_add(uint8_t port_id,
2070                                 struct rte_eth_udp_tunnel *udp_tunnel)
2071 {
2072         struct rte_eth_dev *dev;
2073
2074         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2075         if (udp_tunnel == NULL) {
2076                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2077                 return -EINVAL;
2078         }
2079
2080         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2081                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2082                 return -EINVAL;
2083         }
2084
2085         dev = &rte_eth_devices[port_id];
2086         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_add, -ENOTSUP);
2087         return (*dev->dev_ops->udp_tunnel_port_add)(dev, udp_tunnel);
2088 }
2089
2090 int
2091 rte_eth_dev_udp_tunnel_port_delete(uint8_t port_id,
2092                                    struct rte_eth_udp_tunnel *udp_tunnel)
2093 {
2094         struct rte_eth_dev *dev;
2095
2096         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2097         dev = &rte_eth_devices[port_id];
2098
2099         if (udp_tunnel == NULL) {
2100                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2101                 return -EINVAL;
2102         }
2103
2104         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2105                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2106                 return -EINVAL;
2107         }
2108
2109         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_del, -ENOTSUP);
2110         return (*dev->dev_ops->udp_tunnel_port_del)(dev, udp_tunnel);
2111 }
2112
2113 int
2114 rte_eth_led_on(uint8_t port_id)
2115 {
2116         struct rte_eth_dev *dev;
2117
2118         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2119         dev = &rte_eth_devices[port_id];
2120         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
2121         return (*dev->dev_ops->dev_led_on)(dev);
2122 }
2123
2124 int
2125 rte_eth_led_off(uint8_t port_id)
2126 {
2127         struct rte_eth_dev *dev;
2128
2129         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2130         dev = &rte_eth_devices[port_id];
2131         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
2132         return (*dev->dev_ops->dev_led_off)(dev);
2133 }
2134
2135 /*
2136  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2137  * an empty spot.
2138  */
2139 static int
2140 get_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2141 {
2142         struct rte_eth_dev_info dev_info;
2143         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2144         unsigned i;
2145
2146         rte_eth_dev_info_get(port_id, &dev_info);
2147
2148         for (i = 0; i < dev_info.max_mac_addrs; i++)
2149                 if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
2150                         return i;
2151
2152         return -1;
2153 }
2154
2155 static const struct ether_addr null_mac_addr;
2156
2157 int
2158 rte_eth_dev_mac_addr_add(uint8_t port_id, struct ether_addr *addr,
2159                         uint32_t pool)
2160 {
2161         struct rte_eth_dev *dev;
2162         int index;
2163         uint64_t pool_mask;
2164
2165         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2166         dev = &rte_eth_devices[port_id];
2167         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
2168
2169         if (is_zero_ether_addr(addr)) {
2170                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2171                         port_id);
2172                 return -EINVAL;
2173         }
2174         if (pool >= ETH_64_POOLS) {
2175                 RTE_PMD_DEBUG_TRACE("pool id must be 0-%d\n", ETH_64_POOLS - 1);
2176                 return -EINVAL;
2177         }
2178
2179         index = get_mac_addr_index(port_id, addr);
2180         if (index < 0) {
2181                 index = get_mac_addr_index(port_id, &null_mac_addr);
2182                 if (index < 0) {
2183                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2184                                 port_id);
2185                         return -ENOSPC;
2186                 }
2187         } else {
2188                 pool_mask = dev->data->mac_pool_sel[index];
2189
2190                 /* Check if both MAC address and pool is already there, and do nothing */
2191                 if (pool_mask & (1ULL << pool))
2192                         return 0;
2193         }
2194
2195         /* Update NIC */
2196         (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
2197
2198         /* Update address in NIC data structure */
2199         ether_addr_copy(addr, &dev->data->mac_addrs[index]);
2200
2201         /* Update pool bitmap in NIC data structure */
2202         dev->data->mac_pool_sel[index] |= (1ULL << pool);
2203
2204         return 0;
2205 }
2206
2207 int
2208 rte_eth_dev_mac_addr_remove(uint8_t port_id, struct ether_addr *addr)
2209 {
2210         struct rte_eth_dev *dev;
2211         int index;
2212
2213         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2214         dev = &rte_eth_devices[port_id];
2215         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
2216
2217         index = get_mac_addr_index(port_id, addr);
2218         if (index == 0) {
2219                 RTE_PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id);
2220                 return -EADDRINUSE;
2221         } else if (index < 0)
2222                 return 0;  /* Do nothing if address wasn't found */
2223
2224         /* Update NIC */
2225         (*dev->dev_ops->mac_addr_remove)(dev, index);
2226
2227         /* Update address in NIC data structure */
2228         ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
2229
2230         /* reset pool bitmap */
2231         dev->data->mac_pool_sel[index] = 0;
2232
2233         return 0;
2234 }
2235
2236 int
2237 rte_eth_dev_default_mac_addr_set(uint8_t port_id, struct ether_addr *addr)
2238 {
2239         struct rte_eth_dev *dev;
2240
2241         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2242
2243         if (!is_valid_assigned_ether_addr(addr))
2244                 return -EINVAL;
2245
2246         dev = &rte_eth_devices[port_id];
2247         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
2248
2249         /* Update default address in NIC data structure */
2250         ether_addr_copy(addr, &dev->data->mac_addrs[0]);
2251
2252         (*dev->dev_ops->mac_addr_set)(dev, addr);
2253
2254         return 0;
2255 }
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 rte_eth_set_queue_rate_limit(uint8_t port_id, uint16_t queue_idx,
2347                                         uint16_t tx_rate)
2348 {
2349         struct rte_eth_dev *dev;
2350         struct rte_eth_dev_info dev_info;
2351         struct rte_eth_link link;
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         link = dev->data->dev_link;
2358
2359         if (queue_idx > dev_info.max_tx_queues) {
2360                 RTE_PMD_DEBUG_TRACE("set queue rate limit:port %d: "
2361                                 "invalid queue id=%d\n", port_id, queue_idx);
2362                 return -EINVAL;
2363         }
2364
2365         if (tx_rate > link.link_speed) {
2366                 RTE_PMD_DEBUG_TRACE("set queue rate limit:invalid tx_rate=%d, "
2367                                 "bigger than link speed= %d\n",
2368                         tx_rate, link.link_speed);
2369                 return -EINVAL;
2370         }
2371
2372         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
2373         return (*dev->dev_ops->set_queue_rate_limit)(dev, queue_idx, tx_rate);
2374 }
2375
2376 int
2377 rte_eth_mirror_rule_set(uint8_t port_id,
2378                         struct rte_eth_mirror_conf *mirror_conf,
2379                         uint8_t rule_id, uint8_t on)
2380 {
2381         struct rte_eth_dev *dev;
2382
2383         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2384         if (mirror_conf->rule_type == 0) {
2385                 RTE_PMD_DEBUG_TRACE("mirror rule type can not be 0.\n");
2386                 return -EINVAL;
2387         }
2388
2389         if (mirror_conf->dst_pool >= ETH_64_POOLS) {
2390                 RTE_PMD_DEBUG_TRACE("Invalid dst pool, pool id must be 0-%d\n",
2391                                 ETH_64_POOLS - 1);
2392                 return -EINVAL;
2393         }
2394
2395         if ((mirror_conf->rule_type & (ETH_MIRROR_VIRTUAL_POOL_UP |
2396              ETH_MIRROR_VIRTUAL_POOL_DOWN)) &&
2397             (mirror_conf->pool_mask == 0)) {
2398                 RTE_PMD_DEBUG_TRACE("Invalid mirror pool, pool mask can not be 0.\n");
2399                 return -EINVAL;
2400         }
2401
2402         if ((mirror_conf->rule_type & ETH_MIRROR_VLAN) &&
2403             mirror_conf->vlan.vlan_mask == 0) {
2404                 RTE_PMD_DEBUG_TRACE("Invalid vlan mask, vlan mask can not be 0.\n");
2405                 return -EINVAL;
2406         }
2407
2408         dev = &rte_eth_devices[port_id];
2409         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
2410
2411         return (*dev->dev_ops->mirror_rule_set)(dev, mirror_conf, rule_id, on);
2412 }
2413
2414 int
2415 rte_eth_mirror_rule_reset(uint8_t port_id, uint8_t rule_id)
2416 {
2417         struct rte_eth_dev *dev;
2418
2419         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2420
2421         dev = &rte_eth_devices[port_id];
2422         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
2423
2424         return (*dev->dev_ops->mirror_rule_reset)(dev, rule_id);
2425 }
2426
2427 int
2428 rte_eth_dev_callback_register(uint8_t port_id,
2429                         enum rte_eth_event_type event,
2430                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2431 {
2432         struct rte_eth_dev *dev;
2433         struct rte_eth_dev_callback *user_cb;
2434
2435         if (!cb_fn)
2436                 return -EINVAL;
2437
2438         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2439
2440         dev = &rte_eth_devices[port_id];
2441         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2442
2443         TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
2444                 if (user_cb->cb_fn == cb_fn &&
2445                         user_cb->cb_arg == cb_arg &&
2446                         user_cb->event == event) {
2447                         break;
2448                 }
2449         }
2450
2451         /* create a new callback. */
2452         if (user_cb == NULL) {
2453                 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
2454                                         sizeof(struct rte_eth_dev_callback), 0);
2455                 if (user_cb != NULL) {
2456                         user_cb->cb_fn = cb_fn;
2457                         user_cb->cb_arg = cb_arg;
2458                         user_cb->event = event;
2459                         TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
2460                 }
2461         }
2462
2463         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2464         return (user_cb == NULL) ? -ENOMEM : 0;
2465 }
2466
2467 int
2468 rte_eth_dev_callback_unregister(uint8_t port_id,
2469                         enum rte_eth_event_type event,
2470                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2471 {
2472         int ret;
2473         struct rte_eth_dev *dev;
2474         struct rte_eth_dev_callback *cb, *next;
2475
2476         if (!cb_fn)
2477                 return -EINVAL;
2478
2479         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2480
2481         dev = &rte_eth_devices[port_id];
2482         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2483
2484         ret = 0;
2485         for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
2486
2487                 next = TAILQ_NEXT(cb, next);
2488
2489                 if (cb->cb_fn != cb_fn || cb->event != event ||
2490                                 (cb->cb_arg != (void *)-1 &&
2491                                 cb->cb_arg != cb_arg))
2492                         continue;
2493
2494                 /*
2495                  * if this callback is not executing right now,
2496                  * then remove it.
2497                  */
2498                 if (cb->active == 0) {
2499                         TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
2500                         rte_free(cb);
2501                 } else {
2502                         ret = -EAGAIN;
2503                 }
2504         }
2505
2506         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2507         return ret;
2508 }
2509
2510 void
2511 _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
2512         enum rte_eth_event_type event, void *cb_arg)
2513 {
2514         struct rte_eth_dev_callback *cb_lst;
2515         struct rte_eth_dev_callback dev_cb;
2516
2517         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2518         TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
2519                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
2520                         continue;
2521                 dev_cb = *cb_lst;
2522                 cb_lst->active = 1;
2523                 if (cb_arg != NULL)
2524                         dev_cb.cb_arg = (void *) cb_arg;
2525
2526                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2527                 dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
2528                                                 dev_cb.cb_arg);
2529                 rte_spinlock_lock(&rte_eth_dev_cb_lock);
2530                 cb_lst->active = 0;
2531         }
2532         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2533 }
2534
2535 int
2536 rte_eth_dev_rx_intr_ctl(uint8_t port_id, int epfd, int op, void *data)
2537 {
2538         uint32_t vec;
2539         struct rte_eth_dev *dev;
2540         struct rte_intr_handle *intr_handle;
2541         uint16_t qid;
2542         int rc;
2543
2544         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2545
2546         dev = &rte_eth_devices[port_id];
2547
2548         if (!dev->intr_handle) {
2549                 RTE_PMD_DEBUG_TRACE("RX Intr handle unset\n");
2550                 return -ENOTSUP;
2551         }
2552
2553         intr_handle = dev->intr_handle;
2554         if (!intr_handle->intr_vec) {
2555                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2556                 return -EPERM;
2557         }
2558
2559         for (qid = 0; qid < dev->data->nb_rx_queues; qid++) {
2560                 vec = intr_handle->intr_vec[qid];
2561                 rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2562                 if (rc && rc != -EEXIST) {
2563                         RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2564                                         " op %d epfd %d vec %u\n",
2565                                         port_id, qid, op, epfd, vec);
2566                 }
2567         }
2568
2569         return 0;
2570 }
2571
2572 const struct rte_memzone *
2573 rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
2574                          uint16_t queue_id, size_t size, unsigned align,
2575                          int socket_id)
2576 {
2577         char z_name[RTE_MEMZONE_NAMESIZE];
2578         const struct rte_memzone *mz;
2579
2580         snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
2581                  dev->data->drv_name, ring_name,
2582                  dev->data->port_id, queue_id);
2583
2584         mz = rte_memzone_lookup(z_name);
2585         if (mz)
2586                 return mz;
2587
2588         if (rte_xen_dom0_supported())
2589                 return rte_memzone_reserve_bounded(z_name, size, socket_id,
2590                                                    0, align, RTE_PGSIZE_2M);
2591         else
2592                 return rte_memzone_reserve_aligned(z_name, size, socket_id,
2593                                                    0, align);
2594 }
2595
2596 int
2597 rte_eth_dev_rx_intr_ctl_q(uint8_t port_id, uint16_t queue_id,
2598                           int epfd, int op, void *data)
2599 {
2600         uint32_t vec;
2601         struct rte_eth_dev *dev;
2602         struct rte_intr_handle *intr_handle;
2603         int rc;
2604
2605         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2606
2607         dev = &rte_eth_devices[port_id];
2608         if (queue_id >= dev->data->nb_rx_queues) {
2609                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%u\n", queue_id);
2610                 return -EINVAL;
2611         }
2612
2613         if (!dev->intr_handle) {
2614                 RTE_PMD_DEBUG_TRACE("RX Intr handle unset\n");
2615                 return -ENOTSUP;
2616         }
2617
2618         intr_handle = dev->intr_handle;
2619         if (!intr_handle->intr_vec) {
2620                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2621                 return -EPERM;
2622         }
2623
2624         vec = intr_handle->intr_vec[queue_id];
2625         rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2626         if (rc && rc != -EEXIST) {
2627                 RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2628                                 " op %d epfd %d vec %u\n",
2629                                 port_id, queue_id, op, epfd, vec);
2630                 return rc;
2631         }
2632
2633         return 0;
2634 }
2635
2636 int
2637 rte_eth_dev_rx_intr_enable(uint8_t port_id,
2638                            uint16_t queue_id)
2639 {
2640         struct rte_eth_dev *dev;
2641
2642         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2643
2644         dev = &rte_eth_devices[port_id];
2645
2646         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
2647         return (*dev->dev_ops->rx_queue_intr_enable)(dev, queue_id);
2648 }
2649
2650 int
2651 rte_eth_dev_rx_intr_disable(uint8_t port_id,
2652                             uint16_t queue_id)
2653 {
2654         struct rte_eth_dev *dev;
2655
2656         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2657
2658         dev = &rte_eth_devices[port_id];
2659
2660         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
2661         return (*dev->dev_ops->rx_queue_intr_disable)(dev, queue_id);
2662 }
2663
2664 #ifdef RTE_NIC_BYPASS
2665 int rte_eth_dev_bypass_init(uint8_t port_id)
2666 {
2667         struct rte_eth_dev *dev;
2668
2669         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2670
2671         dev = &rte_eth_devices[port_id];
2672         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_init, -ENOTSUP);
2673         (*dev->dev_ops->bypass_init)(dev);
2674         return 0;
2675 }
2676
2677 int
2678 rte_eth_dev_bypass_state_show(uint8_t port_id, uint32_t *state)
2679 {
2680         struct rte_eth_dev *dev;
2681
2682         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2683
2684         dev = &rte_eth_devices[port_id];
2685         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2686         (*dev->dev_ops->bypass_state_show)(dev, state);
2687         return 0;
2688 }
2689
2690 int
2691 rte_eth_dev_bypass_state_set(uint8_t port_id, uint32_t *new_state)
2692 {
2693         struct rte_eth_dev *dev;
2694
2695         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2696
2697         dev = &rte_eth_devices[port_id];
2698         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_set, -ENOTSUP);
2699         (*dev->dev_ops->bypass_state_set)(dev, new_state);
2700         return 0;
2701 }
2702
2703 int
2704 rte_eth_dev_bypass_event_show(uint8_t port_id, uint32_t event, uint32_t *state)
2705 {
2706         struct rte_eth_dev *dev;
2707
2708         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2709
2710         dev = &rte_eth_devices[port_id];
2711         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2712         (*dev->dev_ops->bypass_event_show)(dev, event, state);
2713         return 0;
2714 }
2715
2716 int
2717 rte_eth_dev_bypass_event_store(uint8_t port_id, uint32_t event, uint32_t state)
2718 {
2719         struct rte_eth_dev *dev;
2720
2721         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2722
2723         dev = &rte_eth_devices[port_id];
2724
2725         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_event_set, -ENOTSUP);
2726         (*dev->dev_ops->bypass_event_set)(dev, event, state);
2727         return 0;
2728 }
2729
2730 int
2731 rte_eth_dev_wd_timeout_store(uint8_t port_id, uint32_t timeout)
2732 {
2733         struct rte_eth_dev *dev;
2734
2735         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2736
2737         dev = &rte_eth_devices[port_id];
2738
2739         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_set, -ENOTSUP);
2740         (*dev->dev_ops->bypass_wd_timeout_set)(dev, timeout);
2741         return 0;
2742 }
2743
2744 int
2745 rte_eth_dev_bypass_ver_show(uint8_t port_id, uint32_t *ver)
2746 {
2747         struct rte_eth_dev *dev;
2748
2749         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2750
2751         dev = &rte_eth_devices[port_id];
2752
2753         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_ver_show, -ENOTSUP);
2754         (*dev->dev_ops->bypass_ver_show)(dev, ver);
2755         return 0;
2756 }
2757
2758 int
2759 rte_eth_dev_bypass_wd_timeout_show(uint8_t port_id, uint32_t *wd_timeout)
2760 {
2761         struct rte_eth_dev *dev;
2762
2763         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2764
2765         dev = &rte_eth_devices[port_id];
2766
2767         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_show, -ENOTSUP);
2768         (*dev->dev_ops->bypass_wd_timeout_show)(dev, wd_timeout);
2769         return 0;
2770 }
2771
2772 int
2773 rte_eth_dev_bypass_wd_reset(uint8_t port_id)
2774 {
2775         struct rte_eth_dev *dev;
2776
2777         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2778
2779         dev = &rte_eth_devices[port_id];
2780
2781         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_reset, -ENOTSUP);
2782         (*dev->dev_ops->bypass_wd_reset)(dev);
2783         return 0;
2784 }
2785 #endif
2786
2787 int
2788 rte_eth_dev_filter_supported(uint8_t port_id, enum rte_filter_type filter_type)
2789 {
2790         struct rte_eth_dev *dev;
2791
2792         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2793
2794         dev = &rte_eth_devices[port_id];
2795         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2796         return (*dev->dev_ops->filter_ctrl)(dev, filter_type,
2797                                 RTE_ETH_FILTER_NOP, NULL);
2798 }
2799
2800 int
2801 rte_eth_dev_filter_ctrl(uint8_t port_id, enum rte_filter_type filter_type,
2802                        enum rte_filter_op filter_op, void *arg)
2803 {
2804         struct rte_eth_dev *dev;
2805
2806         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2807
2808         dev = &rte_eth_devices[port_id];
2809         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2810         return (*dev->dev_ops->filter_ctrl)(dev, filter_type, filter_op, arg);
2811 }
2812
2813 void *
2814 rte_eth_add_rx_callback(uint8_t port_id, uint16_t queue_id,
2815                 rte_rx_callback_fn fn, void *user_param)
2816 {
2817 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2818         rte_errno = ENOTSUP;
2819         return NULL;
2820 #endif
2821         /* check input parameters */
2822         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2823                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2824                 rte_errno = EINVAL;
2825                 return NULL;
2826         }
2827         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2828
2829         if (cb == NULL) {
2830                 rte_errno = ENOMEM;
2831                 return NULL;
2832         }
2833
2834         cb->fn.rx = fn;
2835         cb->param = user_param;
2836
2837         rte_spinlock_lock(&rte_eth_rx_cb_lock);
2838         /* Add the callbacks in fifo order. */
2839         struct rte_eth_rxtx_callback *tail =
2840                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
2841
2842         if (!tail) {
2843                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
2844
2845         } else {
2846                 while (tail->next)
2847                         tail = tail->next;
2848                 tail->next = cb;
2849         }
2850         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
2851
2852         return cb;
2853 }
2854
2855 void *
2856 rte_eth_add_first_rx_callback(uint8_t port_id, uint16_t queue_id,
2857                 rte_rx_callback_fn fn, void *user_param)
2858 {
2859 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2860         rte_errno = ENOTSUP;
2861         return NULL;
2862 #endif
2863         /* check input parameters */
2864         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2865                 queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2866                 rte_errno = EINVAL;
2867                 return NULL;
2868         }
2869
2870         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2871
2872         if (cb == NULL) {
2873                 rte_errno = ENOMEM;
2874                 return NULL;
2875         }
2876
2877         cb->fn.rx = fn;
2878         cb->param = user_param;
2879
2880         rte_spinlock_lock(&rte_eth_rx_cb_lock);
2881         /* Add the callbacks at fisrt position*/
2882         cb->next = rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
2883         rte_smp_wmb();
2884         rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
2885         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
2886
2887         return cb;
2888 }
2889
2890 void *
2891 rte_eth_add_tx_callback(uint8_t port_id, uint16_t queue_id,
2892                 rte_tx_callback_fn fn, void *user_param)
2893 {
2894 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2895         rte_errno = ENOTSUP;
2896         return NULL;
2897 #endif
2898         /* check input parameters */
2899         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2900                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
2901                 rte_errno = EINVAL;
2902                 return NULL;
2903         }
2904
2905         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2906
2907         if (cb == NULL) {
2908                 rte_errno = ENOMEM;
2909                 return NULL;
2910         }
2911
2912         cb->fn.tx = fn;
2913         cb->param = user_param;
2914
2915         rte_spinlock_lock(&rte_eth_tx_cb_lock);
2916         /* Add the callbacks in fifo order. */
2917         struct rte_eth_rxtx_callback *tail =
2918                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id];
2919
2920         if (!tail) {
2921                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id] = cb;
2922
2923         } else {
2924                 while (tail->next)
2925                         tail = tail->next;
2926                 tail->next = cb;
2927         }
2928         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
2929
2930         return cb;
2931 }
2932
2933 int
2934 rte_eth_remove_rx_callback(uint8_t port_id, uint16_t queue_id,
2935                 struct rte_eth_rxtx_callback *user_cb)
2936 {
2937 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2938         return -ENOTSUP;
2939 #endif
2940         /* Check input parameters. */
2941         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2942         if (user_cb == NULL ||
2943                         queue_id >= rte_eth_devices[port_id].data->nb_rx_queues)
2944                 return -EINVAL;
2945
2946         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2947         struct rte_eth_rxtx_callback *cb;
2948         struct rte_eth_rxtx_callback **prev_cb;
2949         int ret = -EINVAL;
2950
2951         rte_spinlock_lock(&rte_eth_rx_cb_lock);
2952         prev_cb = &dev->post_rx_burst_cbs[queue_id];
2953         for (; *prev_cb != NULL; prev_cb = &cb->next) {
2954                 cb = *prev_cb;
2955                 if (cb == user_cb) {
2956                         /* Remove the user cb from the callback list. */
2957                         *prev_cb = cb->next;
2958                         ret = 0;
2959                         break;
2960                 }
2961         }
2962         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
2963
2964         return ret;
2965 }
2966
2967 int
2968 rte_eth_remove_tx_callback(uint8_t port_id, uint16_t queue_id,
2969                 struct rte_eth_rxtx_callback *user_cb)
2970 {
2971 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2972         return -ENOTSUP;
2973 #endif
2974         /* Check input parameters. */
2975         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2976         if (user_cb == NULL ||
2977                         queue_id >= rte_eth_devices[port_id].data->nb_tx_queues)
2978                 return -EINVAL;
2979
2980         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2981         int ret = -EINVAL;
2982         struct rte_eth_rxtx_callback *cb;
2983         struct rte_eth_rxtx_callback **prev_cb;
2984
2985         rte_spinlock_lock(&rte_eth_tx_cb_lock);
2986         prev_cb = &dev->pre_tx_burst_cbs[queue_id];
2987         for (; *prev_cb != NULL; prev_cb = &cb->next) {
2988                 cb = *prev_cb;
2989                 if (cb == user_cb) {
2990                         /* Remove the user cb from the callback list. */
2991                         *prev_cb = cb->next;
2992                         ret = 0;
2993                         break;
2994                 }
2995         }
2996         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
2997
2998         return ret;
2999 }
3000
3001 int
3002 rte_eth_rx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3003         struct rte_eth_rxq_info *qinfo)
3004 {
3005         struct rte_eth_dev *dev;
3006
3007         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3008
3009         if (qinfo == NULL)
3010                 return -EINVAL;
3011
3012         dev = &rte_eth_devices[port_id];
3013         if (queue_id >= dev->data->nb_rx_queues) {
3014                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
3015                 return -EINVAL;
3016         }
3017
3018         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
3019
3020         memset(qinfo, 0, sizeof(*qinfo));
3021         dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
3022         return 0;
3023 }
3024
3025 int
3026 rte_eth_tx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3027         struct rte_eth_txq_info *qinfo)
3028 {
3029         struct rte_eth_dev *dev;
3030
3031         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3032
3033         if (qinfo == NULL)
3034                 return -EINVAL;
3035
3036         dev = &rte_eth_devices[port_id];
3037         if (queue_id >= dev->data->nb_tx_queues) {
3038                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
3039                 return -EINVAL;
3040         }
3041
3042         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
3043
3044         memset(qinfo, 0, sizeof(*qinfo));
3045         dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
3046         return 0;
3047 }
3048
3049 int
3050 rte_eth_dev_set_mc_addr_list(uint8_t port_id,
3051                              struct ether_addr *mc_addr_set,
3052                              uint32_t nb_mc_addr)
3053 {
3054         struct rte_eth_dev *dev;
3055
3056         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3057
3058         dev = &rte_eth_devices[port_id];
3059         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_mc_addr_list, -ENOTSUP);
3060         return dev->dev_ops->set_mc_addr_list(dev, mc_addr_set, nb_mc_addr);
3061 }
3062
3063 int
3064 rte_eth_timesync_enable(uint8_t port_id)
3065 {
3066         struct rte_eth_dev *dev;
3067
3068         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3069         dev = &rte_eth_devices[port_id];
3070
3071         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
3072         return (*dev->dev_ops->timesync_enable)(dev);
3073 }
3074
3075 int
3076 rte_eth_timesync_disable(uint8_t port_id)
3077 {
3078         struct rte_eth_dev *dev;
3079
3080         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3081         dev = &rte_eth_devices[port_id];
3082
3083         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
3084         return (*dev->dev_ops->timesync_disable)(dev);
3085 }
3086
3087 int
3088 rte_eth_timesync_read_rx_timestamp(uint8_t port_id, struct timespec *timestamp,
3089                                    uint32_t flags)
3090 {
3091         struct rte_eth_dev *dev;
3092
3093         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3094         dev = &rte_eth_devices[port_id];
3095
3096         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp, -ENOTSUP);
3097         return (*dev->dev_ops->timesync_read_rx_timestamp)(dev, timestamp, flags);
3098 }
3099
3100 int
3101 rte_eth_timesync_read_tx_timestamp(uint8_t port_id, struct timespec *timestamp)
3102 {
3103         struct rte_eth_dev *dev;
3104
3105         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3106         dev = &rte_eth_devices[port_id];
3107
3108         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp, -ENOTSUP);
3109         return (*dev->dev_ops->timesync_read_tx_timestamp)(dev, timestamp);
3110 }
3111
3112 int
3113 rte_eth_timesync_adjust_time(uint8_t port_id, int64_t delta)
3114 {
3115         struct rte_eth_dev *dev;
3116
3117         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3118         dev = &rte_eth_devices[port_id];
3119
3120         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_adjust_time, -ENOTSUP);
3121         return (*dev->dev_ops->timesync_adjust_time)(dev, delta);
3122 }
3123
3124 int
3125 rte_eth_timesync_read_time(uint8_t port_id, struct timespec *timestamp)
3126 {
3127         struct rte_eth_dev *dev;
3128
3129         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3130         dev = &rte_eth_devices[port_id];
3131
3132         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_time, -ENOTSUP);
3133         return (*dev->dev_ops->timesync_read_time)(dev, timestamp);
3134 }
3135
3136 int
3137 rte_eth_timesync_write_time(uint8_t port_id, const struct timespec *timestamp)
3138 {
3139         struct rte_eth_dev *dev;
3140
3141         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3142         dev = &rte_eth_devices[port_id];
3143
3144         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_write_time, -ENOTSUP);
3145         return (*dev->dev_ops->timesync_write_time)(dev, timestamp);
3146 }
3147
3148 int
3149 rte_eth_dev_get_reg_info(uint8_t port_id, struct rte_dev_reg_info *info)
3150 {
3151         struct rte_eth_dev *dev;
3152
3153         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3154
3155         dev = &rte_eth_devices[port_id];
3156         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
3157         return (*dev->dev_ops->get_reg)(dev, info);
3158 }
3159
3160 int
3161 rte_eth_dev_get_eeprom_length(uint8_t port_id)
3162 {
3163         struct rte_eth_dev *dev;
3164
3165         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3166
3167         dev = &rte_eth_devices[port_id];
3168         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
3169         return (*dev->dev_ops->get_eeprom_length)(dev);
3170 }
3171
3172 int
3173 rte_eth_dev_get_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3174 {
3175         struct rte_eth_dev *dev;
3176
3177         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3178
3179         dev = &rte_eth_devices[port_id];
3180         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
3181         return (*dev->dev_ops->get_eeprom)(dev, info);
3182 }
3183
3184 int
3185 rte_eth_dev_set_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3186 {
3187         struct rte_eth_dev *dev;
3188
3189         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3190
3191         dev = &rte_eth_devices[port_id];
3192         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
3193         return (*dev->dev_ops->set_eeprom)(dev, info);
3194 }
3195
3196 int
3197 rte_eth_dev_get_dcb_info(uint8_t port_id,
3198                              struct rte_eth_dcb_info *dcb_info)
3199 {
3200         struct rte_eth_dev *dev;
3201
3202         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3203
3204         dev = &rte_eth_devices[port_id];
3205         memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
3206
3207         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
3208         return (*dev->dev_ops->get_dcb_info)(dev, dcb_info);
3209 }
3210
3211 void
3212 rte_eth_copy_pci_info(struct rte_eth_dev *eth_dev, struct rte_pci_device *pci_dev)
3213 {
3214         if ((eth_dev == NULL) || (pci_dev == NULL)) {
3215                 RTE_PMD_DEBUG_TRACE("NULL pointer eth_dev=%p pci_dev=%p\n",
3216                                 eth_dev, pci_dev);
3217                 return;
3218         }
3219
3220         eth_dev->intr_handle = &pci_dev->intr_handle;
3221
3222         eth_dev->data->dev_flags = 0;
3223         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_INTR_LSC)
3224                 eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC;
3225
3226         eth_dev->data->kdrv = pci_dev->kdrv;
3227         eth_dev->data->numa_node = pci_dev->device.numa_node;
3228         eth_dev->data->drv_name = pci_dev->driver->driver.name;
3229 }
3230
3231 int
3232 rte_eth_dev_l2_tunnel_eth_type_conf(uint8_t port_id,
3233                                     struct rte_eth_l2_tunnel_conf *l2_tunnel)
3234 {
3235         struct rte_eth_dev *dev;
3236
3237         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3238         if (l2_tunnel == NULL) {
3239                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3240                 return -EINVAL;
3241         }
3242
3243         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3244                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
3245                 return -EINVAL;
3246         }
3247
3248         dev = &rte_eth_devices[port_id];
3249         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_eth_type_conf,
3250                                 -ENOTSUP);
3251         return (*dev->dev_ops->l2_tunnel_eth_type_conf)(dev, l2_tunnel);
3252 }
3253
3254 int
3255 rte_eth_dev_l2_tunnel_offload_set(uint8_t port_id,
3256                                   struct rte_eth_l2_tunnel_conf *l2_tunnel,
3257                                   uint32_t mask,
3258                                   uint8_t en)
3259 {
3260         struct rte_eth_dev *dev;
3261
3262         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3263
3264         if (l2_tunnel == NULL) {
3265                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3266                 return -EINVAL;
3267         }
3268
3269         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3270                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type.\n");
3271                 return -EINVAL;
3272         }
3273
3274         if (mask == 0) {
3275                 RTE_PMD_DEBUG_TRACE("Mask should have a value.\n");
3276                 return -EINVAL;
3277         }
3278
3279         dev = &rte_eth_devices[port_id];
3280         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_offload_set,
3281                                 -ENOTSUP);
3282         return (*dev->dev_ops->l2_tunnel_offload_set)(dev, l2_tunnel, mask, en);
3283 }