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_missed_errors", offsetof(struct rte_eth_stats, imissed)},
  98         {"rx_errors", offsetof(struct rte_eth_stats, ierrors)},
  99         {"tx_errors", offsetof(struct rte_eth_stats, oerrors)},
 100         {"rx_mbuf_allocation_errors", offsetof(struct rte_eth_stats,
 101                 rx_nombuf)},
 102 };
 103
 104 #define RTE_NB_STATS (sizeof(rte_stats_strings) / sizeof(rte_stats_strings[0]))
 105
 106 static const struct rte_eth_xstats_name_off rte_rxq_stats_strings[] = {
 107         {"packets", offsetof(struct rte_eth_stats, q_ipackets)},
 108         {"bytes", offsetof(struct rte_eth_stats, q_ibytes)},
 109         {"errors", offsetof(struct rte_eth_stats, q_errors)},
 110 };
 111
 112 #define RTE_NB_RXQ_STATS (sizeof(rte_rxq_stats_strings) /       \
 113                 sizeof(rte_rxq_stats_strings[0]))
 114
 115 static const struct rte_eth_xstats_name_off rte_txq_stats_strings[] = {
 116         {"packets", offsetof(struct rte_eth_stats, q_opackets)},
 117         {"bytes", offsetof(struct rte_eth_stats, q_obytes)},
 118 };
 119 #define RTE_NB_TXQ_STATS (sizeof(rte_txq_stats_strings) /       \
 120                 sizeof(rte_txq_stats_strings[0]))
 121
 122
 123 /**
 124  * The user application callback description.
 125  *
 126  * It contains callback address to be registered by user application,
 127  * the pointer to the parameters for callback, and the event type.
 128  */
 129 struct rte_eth_dev_callback {
 130         TAILQ_ENTRY(rte_eth_dev_callback) next; /**< Callbacks list */
 131         rte_eth_dev_cb_fn cb_fn;                /**< Callback address */
 132         void *cb_arg;                           /**< Parameter for callback */
 133         enum rte_eth_event_type event;          /**< Interrupt event type */
 134         uint32_t active;                        /**< Callback is executing */
 135 };
 136
 137 enum {
 138         STAT_QMAP_TX = 0,
 139         STAT_QMAP_RX
 140 };
 141
 142 enum {
 143         DEV_DETACHED = 0,
 144         DEV_ATTACHED
 145 };
 146
 147 static void
 148 rte_eth_dev_data_alloc(void)
 149 {
 150         const unsigned flags = 0;
 151         const struct rte_memzone *mz;
 152
 153         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 154                 mz = rte_memzone_reserve(MZ_RTE_ETH_DEV_DATA,
 155                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data),
 156                                 rte_socket_id(), flags);
 157         } else
 158                 mz = rte_memzone_lookup(MZ_RTE_ETH_DEV_DATA);
 159         if (mz == NULL)
 160                 rte_panic("Cannot allocate memzone for ethernet port data\n");
 161
 162         rte_eth_dev_data = mz->addr;
 163         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 164                 memset(rte_eth_dev_data, 0,
 165                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data));
 166 }
 167
 168 struct rte_eth_dev *
 169 rte_eth_dev_allocated(const char *name)
 170 {
 171         unsigned i;
 172
 173         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 174                 if ((rte_eth_devices[i].attached == DEV_ATTACHED) &&
 175                     strcmp(rte_eth_devices[i].data->name, name) == 0)
 176                         return &rte_eth_devices[i];
 177         }
 178         return NULL;
 179 }
 180
 181 static uint8_t
 182 rte_eth_dev_find_free_port(void)
 183 {
 184         unsigned i;
 185
 186         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 187                 if (rte_eth_devices[i].attached == DEV_DETACHED)
 188                         return i;
 189         }
 190         return RTE_MAX_ETHPORTS;
 191 }
 192
 193 static struct rte_eth_dev *
 194 eth_dev_get(uint8_t port_id)
 195 {
 196         struct rte_eth_dev *eth_dev = &rte_eth_devices[port_id];
 197
 198         eth_dev->data = &rte_eth_dev_data[port_id];
 199         eth_dev->attached = DEV_ATTACHED;
 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         eth_dev = eth_dev_get(port_id);
 229         snprintf(eth_dev->data->name, sizeof(eth_dev->data->name), "%s", name);
 230         eth_dev->data->port_id = port_id;
 231
 232         return eth_dev;
 233 }
 234
 235 /*
 236  * Attach to a port already registered by the primary process, which
 237  * makes sure that the same device would have the same port id both
 238  * in the primary and secondary process.
 239  */
 240 static struct rte_eth_dev *
 241 eth_dev_attach_secondary(const char *name)
 242 {
 243         uint8_t i;
 244         struct rte_eth_dev *eth_dev;
 245
 246         if (rte_eth_dev_data == NULL)
 247                 rte_eth_dev_data_alloc();
 248
 249         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 250                 if (strcmp(rte_eth_dev_data[i].name, name) == 0)
 251                         break;
 252         }
 253         if (i == RTE_MAX_ETHPORTS) {
 254                 RTE_PMD_DEBUG_TRACE(
 255                         "device %s is not driven by the primary process\n",
 256                         name);
 257                 return NULL;
 258         }
 259
 260         eth_dev = eth_dev_get(i);
 261         RTE_ASSERT(eth_dev->data->port_id == i);
 262
 263         return eth_dev;
 264 }
 265
 266 int
 267 rte_eth_dev_release_port(struct rte_eth_dev *eth_dev)
 268 {
 269         if (eth_dev == NULL)
 270                 return -EINVAL;
 271
 272         eth_dev->attached = DEV_DETACHED;
 273         nb_ports--;
 274         return 0;
 275 }
 276
 277 int
 278 rte_eth_dev_pci_probe(struct rte_pci_driver *pci_drv,
 279                       struct rte_pci_device *pci_dev)
 280 {
 281         struct eth_driver    *eth_drv;
 282         struct rte_eth_dev *eth_dev;
 283         char ethdev_name[RTE_ETH_NAME_MAX_LEN];
 284
 285         int diag;
 286
 287         eth_drv = (struct eth_driver *)pci_drv;
 288
 289         rte_eal_pci_device_name(&pci_dev->addr, ethdev_name,
 290                         sizeof(ethdev_name));
 291
 292         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 293                 eth_dev = rte_eth_dev_allocate(ethdev_name);
 294                 if (eth_dev == NULL)
 295                         return -ENOMEM;
 296
 297                 eth_dev->data->dev_private = rte_zmalloc("ethdev private structure",
 298                                   eth_drv->dev_private_size,
 299                                   RTE_CACHE_LINE_SIZE);
 300                 if (eth_dev->data->dev_private == NULL)
 301                         rte_panic("Cannot allocate memzone for private port data\n");
 302         } else {
 303                 eth_dev = eth_dev_attach_secondary(ethdev_name);
 304                 if (eth_dev == NULL) {
 305                         /*
 306                          * if we failed to attach a device, it means the
 307                          * device is skipped in primary process, due to
 308                          * some errors. If so, we return a positive value,
 309                          * to let EAL skip it for the secondary process
 310                          * as well.
 311                          */
 312                         return 1;
 313                 }
 314         }
 315         eth_dev->pci_dev = pci_dev;
 316         eth_dev->driver = eth_drv;
 317         eth_dev->data->rx_mbuf_alloc_failed = 0;
 318
 319         /* init user callbacks */
 320         TAILQ_INIT(&(eth_dev->link_intr_cbs));
 321
 322         /*
 323          * Set the default MTU.
 324          */
 325         eth_dev->data->mtu = ETHER_MTU;
 326
 327         /* Invoke PMD device initialization function */
 328         diag = (*eth_drv->eth_dev_init)(eth_dev);
 329         if (diag == 0)
 330                 return 0;
 331
 332         RTE_PMD_DEBUG_TRACE("driver %s: eth_dev_init(vendor_id=0x%x device_id=0x%x) failed\n",
 333                         pci_drv->driver.name,
 334                         (unsigned) pci_dev->id.vendor_id,
 335                         (unsigned) pci_dev->id.device_id);
 336         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 337                 rte_free(eth_dev->data->dev_private);
 338         rte_eth_dev_release_port(eth_dev);
 339         return diag;
 340 }
 341
 342 int
 343 rte_eth_dev_pci_remove(struct rte_pci_device *pci_dev)
 344 {
 345         const struct eth_driver *eth_drv;
 346         struct rte_eth_dev *eth_dev;
 347         char ethdev_name[RTE_ETH_NAME_MAX_LEN];
 348         int ret;
 349
 350         if (pci_dev == NULL)
 351                 return -EINVAL;
 352
 353         rte_eal_pci_device_name(&pci_dev->addr, ethdev_name,
 354                         sizeof(ethdev_name));
 355
 356         eth_dev = rte_eth_dev_allocated(ethdev_name);
 357         if (eth_dev == NULL)
 358                 return -ENODEV;
 359
 360         eth_drv = (const struct eth_driver *)pci_dev->driver;
 361
 362         /* Invoke PMD device uninit function */
 363         if (*eth_drv->eth_dev_uninit) {
 364                 ret = (*eth_drv->eth_dev_uninit)(eth_dev);
 365                 if (ret)
 366                         return ret;
 367         }
 368
 369         /* free ether device */
 370         rte_eth_dev_release_port(eth_dev);
 371
 372         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 373                 rte_free(eth_dev->data->dev_private);
 374
 375         eth_dev->pci_dev = NULL;
 376         eth_dev->driver = NULL;
 377         eth_dev->data = NULL;
 378
 379         return 0;
 380 }
 381
 382 int
 383 rte_eth_dev_is_valid_port(uint8_t port_id)
 384 {
 385         if (port_id >= RTE_MAX_ETHPORTS ||
 386             rte_eth_devices[port_id].attached != DEV_ATTACHED)
 387                 return 0;
 388         else
 389                 return 1;
 390 }
 391
 392 int
 393 rte_eth_dev_socket_id(uint8_t port_id)
 394 {
 395         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -1);
 396         return rte_eth_devices[port_id].data->numa_node;
 397 }
 398
 399 uint8_t
 400 rte_eth_dev_count(void)
 401 {
 402         return nb_ports;
 403 }
 404
 405 int
 406 rte_eth_dev_get_name_by_port(uint8_t port_id, char *name)
 407 {
 408         char *tmp;
 409
 410         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 411
 412         if (name == NULL) {
 413                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 414                 return -EINVAL;
 415         }
 416
 417         /* shouldn't check 'rte_eth_devices[i].data',
 418          * because it might be overwritten by VDEV PMD */
 419         tmp = rte_eth_dev_data[port_id].name;
 420         strcpy(name, tmp);
 421         return 0;
 422 }
 423
 424 int
 425 rte_eth_dev_get_port_by_name(const char *name, uint8_t *port_id)
 426 {
 427         int i;
 428
 429         if (name == NULL) {
 430                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 431                 return -EINVAL;
 432         }
 433
 434         if (!nb_ports)
 435                 return -ENODEV;
 436
 437         *port_id = RTE_MAX_ETHPORTS;
 438
 439         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 440
 441                 if (!strcmp(name, rte_eth_dev_data[i].name)) {
 442
 443                         *port_id = i;
 444
 445                         return 0;
 446                 }
 447         }
 448         return -ENODEV;
 449 }
 450
 451 static int
 452 rte_eth_dev_is_detachable(uint8_t port_id)
 453 {
 454         uint32_t dev_flags;
 455
 456         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 457
 458         switch (rte_eth_devices[port_id].data->kdrv) {
 459         case RTE_KDRV_IGB_UIO:
 460         case RTE_KDRV_UIO_GENERIC:
 461         case RTE_KDRV_NIC_UIO:
 462         case RTE_KDRV_NONE:
 463                 break;
 464         case RTE_KDRV_VFIO:
 465         default:
 466                 return -ENOTSUP;
 467         }
 468         dev_flags = rte_eth_devices[port_id].data->dev_flags;
 469         if ((dev_flags & RTE_ETH_DEV_DETACHABLE) &&
 470                 (!(dev_flags & RTE_ETH_DEV_BONDED_SLAVE)))
 471                 return 0;
 472         else
 473                 return 1;
 474 }
 475
 476 /* attach the new device, then store port_id of the device */
 477 int
 478 rte_eth_dev_attach(const char *devargs, uint8_t *port_id)
 479 {
 480         int ret = -1;
 481         int current = rte_eth_dev_count();
 482         char *name = NULL;
 483         char *args = NULL;
 484
 485         if ((devargs == NULL) || (port_id == NULL)) {
 486                 ret = -EINVAL;
 487                 goto err;
 488         }
 489
 490         /* parse devargs, then retrieve device name and args */
 491         if (rte_eal_parse_devargs_str(devargs, &name, &args))
 492                 goto err;
 493
 494         ret = rte_eal_dev_attach(name, args);
 495         if (ret < 0)
 496                 goto err;
 497
 498         /* no point looking at the port count if no port exists */
 499         if (!rte_eth_dev_count()) {
 500                 RTE_LOG(ERR, EAL, "No port found for device (%s)\n", name);
 501                 ret = -1;
 502                 goto err;
 503         }
 504
 505         /* if nothing happened, there is a bug here, since some driver told us
 506          * it did attach a device, but did not create a port.
 507          */
 508         if (current == rte_eth_dev_count()) {
 509                 ret = -1;
 510                 goto err;
 511         }
 512
 513         *port_id = eth_dev_last_created_port;
 514         ret = 0;
 515
 516 err:
 517         free(name);
 518         free(args);
 519         return ret;
 520 }
 521
 522 /* detach the device, then store the name of the device */
 523 int
 524 rte_eth_dev_detach(uint8_t port_id, char *name)
 525 {
 526         int ret = -1;
 527
 528         if (name == NULL) {
 529                 ret = -EINVAL;
 530                 goto err;
 531         }
 532
 533         /* FIXME: move this to eal, once device flags are relocated there */
 534         if (rte_eth_dev_is_detachable(port_id))
 535                 goto err;
 536
 537         snprintf(name, sizeof(rte_eth_devices[port_id].data->name),
 538                  "%s", rte_eth_devices[port_id].data->name);
 539         ret = rte_eal_dev_detach(name);
 540         if (ret < 0)
 541                 goto err;
 542
 543         return 0;
 544
 545 err:
 546         return ret;
 547 }
 548
 549 static int
 550 rte_eth_dev_rx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 551 {
 552         uint16_t old_nb_queues = dev->data->nb_rx_queues;
 553         void **rxq;
 554         unsigned i;
 555
 556         if (dev->data->rx_queues == NULL && nb_queues != 0) { /* first time configuration */
 557                 dev->data->rx_queues = rte_zmalloc("ethdev->rx_queues",
 558                                 sizeof(dev->data->rx_queues[0]) * nb_queues,
 559                                 RTE_CACHE_LINE_SIZE);
 560                 if (dev->data->rx_queues == NULL) {
 561                         dev->data->nb_rx_queues = 0;
 562                         return -(ENOMEM);
 563                 }
 564         } else if (dev->data->rx_queues != NULL && nb_queues != 0) { /* re-configure */
 565                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 566
 567                 rxq = dev->data->rx_queues;
 568
 569                 for (i = nb_queues; i < old_nb_queues; i++)
 570                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 571                 rxq = rte_realloc(rxq, sizeof(rxq[0]) * nb_queues,
 572                                 RTE_CACHE_LINE_SIZE);
 573                 if (rxq == NULL)
 574                         return -(ENOMEM);
 575                 if (nb_queues > old_nb_queues) {
 576                         uint16_t new_qs = nb_queues - old_nb_queues;
 577
 578                         memset(rxq + old_nb_queues, 0,
 579                                 sizeof(rxq[0]) * new_qs);
 580                 }
 581
 582                 dev->data->rx_queues = rxq;
 583
 584         } else if (dev->data->rx_queues != NULL && nb_queues == 0) {
 585                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 586
 587                 rxq = dev->data->rx_queues;
 588
 589                 for (i = nb_queues; i < old_nb_queues; i++)
 590                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 591         }
 592         dev->data->nb_rx_queues = nb_queues;
 593         return 0;
 594 }
 595
 596 int
 597 rte_eth_dev_rx_queue_start(uint8_t port_id, uint16_t rx_queue_id)
 598 {
 599         struct rte_eth_dev *dev;
 600
 601         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 602
 603         dev = &rte_eth_devices[port_id];
 604         if (rx_queue_id >= dev->data->nb_rx_queues) {
 605                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 606                 return -EINVAL;
 607         }
 608
 609         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_start, -ENOTSUP);
 610
 611         if (dev->data->rx_queue_state[rx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 612                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 613                         " already started\n",
 614                         rx_queue_id, port_id);
 615                 return 0;
 616         }
 617
 618         return dev->dev_ops->rx_queue_start(dev, rx_queue_id);
 619
 620 }
 621
 622 int
 623 rte_eth_dev_rx_queue_stop(uint8_t port_id, uint16_t rx_queue_id)
 624 {
 625         struct rte_eth_dev *dev;
 626
 627         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 628
 629         dev = &rte_eth_devices[port_id];
 630         if (!dev->data->dev_started) {
 631                 RTE_PMD_DEBUG_TRACE(
 632                     "port %d must be started before start any queue\n", port_id);
 633                 return -EINVAL;
 634         }
 635
 636         if (rx_queue_id >= dev->data->nb_rx_queues) {
 637                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 638                 return -EINVAL;
 639         }
 640
 641         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_stop, -ENOTSUP);
 642
 643         if (dev->data->rx_queue_state[rx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 644                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 645                         " already stopped\n",
 646                         rx_queue_id, port_id);
 647                 return 0;
 648         }
 649
 650         return dev->dev_ops->rx_queue_stop(dev, rx_queue_id);
 651
 652 }
 653
 654 int
 655 rte_eth_dev_tx_queue_start(uint8_t port_id, uint16_t tx_queue_id)
 656 {
 657         struct rte_eth_dev *dev;
 658
 659         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 660
 661         dev = &rte_eth_devices[port_id];
 662         if (tx_queue_id >= dev->data->nb_tx_queues) {
 663                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 664                 return -EINVAL;
 665         }
 666
 667         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_start, -ENOTSUP);
 668
 669         if (dev->data->tx_queue_state[tx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 670                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 671                         " already started\n",
 672                         tx_queue_id, port_id);
 673                 return 0;
 674         }
 675
 676         return dev->dev_ops->tx_queue_start(dev, tx_queue_id);
 677
 678 }
 679
 680 int
 681 rte_eth_dev_tx_queue_stop(uint8_t port_id, uint16_t tx_queue_id)
 682 {
 683         struct rte_eth_dev *dev;
 684
 685         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 686
 687         dev = &rte_eth_devices[port_id];
 688         if (!dev->data->dev_started) {
 689                 RTE_PMD_DEBUG_TRACE(
 690                     "port %d must be started before start any queue\n", port_id);
 691                 return -EINVAL;
 692         }
 693
 694         if (tx_queue_id >= dev->data->nb_tx_queues) {
 695                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 696                 return -EINVAL;
 697         }
 698
 699         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_stop, -ENOTSUP);
 700
 701         if (dev->data->tx_queue_state[tx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 702                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 703                         " already stopped\n",
 704                         tx_queue_id, port_id);
 705                 return 0;
 706         }
 707
 708         return dev->dev_ops->tx_queue_stop(dev, tx_queue_id);
 709
 710 }
 711
 712 static int
 713 rte_eth_dev_tx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 714 {
 715         uint16_t old_nb_queues = dev->data->nb_tx_queues;
 716         void **txq;
 717         unsigned i;
 718
 719         if (dev->data->tx_queues == NULL && nb_queues != 0) { /* first time configuration */
 720                 dev->data->tx_queues = rte_zmalloc("ethdev->tx_queues",
 721                                                    sizeof(dev->data->tx_queues[0]) * nb_queues,
 722                                                    RTE_CACHE_LINE_SIZE);
 723                 if (dev->data->tx_queues == NULL) {
 724                         dev->data->nb_tx_queues = 0;
 725                         return -(ENOMEM);
 726                 }
 727         } else if (dev->data->tx_queues != NULL && nb_queues != 0) { /* re-configure */
 728                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 729
 730                 txq = dev->data->tx_queues;
 731
 732                 for (i = nb_queues; i < old_nb_queues; i++)
 733                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 734                 txq = rte_realloc(txq, sizeof(txq[0]) * nb_queues,
 735                                   RTE_CACHE_LINE_SIZE);
 736                 if (txq == NULL)
 737                         return -ENOMEM;
 738                 if (nb_queues > old_nb_queues) {
 739                         uint16_t new_qs = nb_queues - old_nb_queues;
 740
 741                         memset(txq + old_nb_queues, 0,
 742                                sizeof(txq[0]) * new_qs);
 743                 }
 744
 745                 dev->data->tx_queues = txq;
 746
 747         } else if (dev->data->tx_queues != NULL && nb_queues == 0) {
 748                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 749
 750                 txq = dev->data->tx_queues;
 751
 752                 for (i = nb_queues; i < old_nb_queues; i++)
 753                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 754         }
 755         dev->data->nb_tx_queues = nb_queues;
 756         return 0;
 757 }
 758
 759 uint32_t
 760 rte_eth_speed_bitflag(uint32_t speed, int duplex)
 761 {
 762         switch (speed) {
 763         case ETH_SPEED_NUM_10M:
 764                 return duplex ? ETH_LINK_SPEED_10M : ETH_LINK_SPEED_10M_HD;
 765         case ETH_SPEED_NUM_100M:
 766                 return duplex ? ETH_LINK_SPEED_100M : ETH_LINK_SPEED_100M_HD;
 767         case ETH_SPEED_NUM_1G:
 768                 return ETH_LINK_SPEED_1G;
 769         case ETH_SPEED_NUM_2_5G:
 770                 return ETH_LINK_SPEED_2_5G;
 771         case ETH_SPEED_NUM_5G:
 772                 return ETH_LINK_SPEED_5G;
 773         case ETH_SPEED_NUM_10G:
 774                 return ETH_LINK_SPEED_10G;
 775         case ETH_SPEED_NUM_20G:
 776                 return ETH_LINK_SPEED_20G;
 777         case ETH_SPEED_NUM_25G:
 778                 return ETH_LINK_SPEED_25G;
 779         case ETH_SPEED_NUM_40G:
 780                 return ETH_LINK_SPEED_40G;
 781         case ETH_SPEED_NUM_50G:
 782                 return ETH_LINK_SPEED_50G;
 783         case ETH_SPEED_NUM_56G:
 784                 return ETH_LINK_SPEED_56G;
 785         case ETH_SPEED_NUM_100G:
 786                 return ETH_LINK_SPEED_100G;
 787         default:
 788                 return 0;
 789         }
 790 }
 791
 792 int
 793 rte_eth_dev_configure(uint8_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 794                       const struct rte_eth_conf *dev_conf)
 795 {
 796         struct rte_eth_dev *dev;
 797         struct rte_eth_dev_info dev_info;
 798         int diag;
 799
 800         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 801
 802         if (nb_rx_q > RTE_MAX_QUEUES_PER_PORT) {
 803                 RTE_PMD_DEBUG_TRACE(
 804                         "Number of RX queues requested (%u) is greater than max supported(%d)\n",
 805                         nb_rx_q, RTE_MAX_QUEUES_PER_PORT);
 806                 return -EINVAL;
 807         }
 808
 809         if (nb_tx_q > RTE_MAX_QUEUES_PER_PORT) {
 810                 RTE_PMD_DEBUG_TRACE(
 811                         "Number of TX queues requested (%u) is greater than max supported(%d)\n",
 812                         nb_tx_q, RTE_MAX_QUEUES_PER_PORT);
 813                 return -EINVAL;
 814         }
 815
 816         dev = &rte_eth_devices[port_id];
 817
 818         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
 819         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
 820
 821         if (dev->data->dev_started) {
 822                 RTE_PMD_DEBUG_TRACE(
 823                     "port %d must be stopped to allow configuration\n", port_id);
 824                 return -EBUSY;
 825         }
 826
 827         /* Copy the dev_conf parameter into the dev structure */
 828         memcpy(&dev->data->dev_conf, dev_conf, sizeof(dev->data->dev_conf));
 829
 830         /*
 831          * Check that the numbers of RX and TX queues are not greater
 832          * than the maximum number of RX and TX queues supported by the
 833          * configured device.
 834          */
 835         (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
 836
 837         if (nb_rx_q == 0 && nb_tx_q == 0) {
 838                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d both rx and tx queue cannot be 0\n", port_id);
 839                 return -EINVAL;
 840         }
 841
 842         if (nb_rx_q > dev_info.max_rx_queues) {
 843                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_queues=%d > %d\n",
 844                                 port_id, nb_rx_q, dev_info.max_rx_queues);
 845                 return -EINVAL;
 846         }
 847
 848         if (nb_tx_q > dev_info.max_tx_queues) {
 849                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_queues=%d > %d\n",
 850                                 port_id, nb_tx_q, dev_info.max_tx_queues);
 851                 return -EINVAL;
 852         }
 853
 854         /*
 855          * If link state interrupt is enabled, check that the
 856          * device supports it.
 857          */
 858         if ((dev_conf->intr_conf.lsc == 1) &&
 859                 (!(dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC))) {
 860                         RTE_PMD_DEBUG_TRACE("driver %s does not support lsc\n",
 861                                         dev->data->drv_name);
 862                         return -EINVAL;
 863         }
 864
 865         /*
 866          * If jumbo frames are enabled, check that the maximum RX packet
 867          * length is supported by the configured device.
 868          */
 869         if (dev_conf->rxmode.jumbo_frame == 1) {
 870                 if (dev_conf->rxmode.max_rx_pkt_len >
 871                     dev_info.max_rx_pktlen) {
 872                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 873                                 " > max valid value %u\n",
 874                                 port_id,
 875                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 876                                 (unsigned)dev_info.max_rx_pktlen);
 877                         return -EINVAL;
 878                 } else if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN) {
 879                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 880                                 " < min valid value %u\n",
 881                                 port_id,
 882                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 883                                 (unsigned)ETHER_MIN_LEN);
 884                         return -EINVAL;
 885                 }
 886         } else {
 887                 if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN ||
 888                         dev_conf->rxmode.max_rx_pkt_len > ETHER_MAX_LEN)
 889                         /* Use default value */
 890                         dev->data->dev_conf.rxmode.max_rx_pkt_len =
 891                                                         ETHER_MAX_LEN;
 892         }
 893
 894         /*
 895          * Setup new number of RX/TX queues and reconfigure device.
 896          */
 897         diag = rte_eth_dev_rx_queue_config(dev, nb_rx_q);
 898         if (diag != 0) {
 899                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_rx_queue_config = %d\n",
 900                                 port_id, diag);
 901                 return diag;
 902         }
 903
 904         diag = rte_eth_dev_tx_queue_config(dev, nb_tx_q);
 905         if (diag != 0) {
 906                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_tx_queue_config = %d\n",
 907                                 port_id, diag);
 908                 rte_eth_dev_rx_queue_config(dev, 0);
 909                 return diag;
 910         }
 911
 912         diag = (*dev->dev_ops->dev_configure)(dev);
 913         if (diag != 0) {
 914                 RTE_PMD_DEBUG_TRACE("port%d dev_configure = %d\n",
 915                                 port_id, diag);
 916                 rte_eth_dev_rx_queue_config(dev, 0);
 917                 rte_eth_dev_tx_queue_config(dev, 0);
 918                 return diag;
 919         }
 920
 921         return 0;
 922 }
 923
 924 static void
 925 rte_eth_dev_config_restore(uint8_t port_id)
 926 {
 927         struct rte_eth_dev *dev;
 928         struct rte_eth_dev_info dev_info;
 929         struct ether_addr addr;
 930         uint16_t i;
 931         uint32_t pool = 0;
 932
 933         dev = &rte_eth_devices[port_id];
 934
 935         rte_eth_dev_info_get(port_id, &dev_info);
 936
 937         if (RTE_ETH_DEV_SRIOV(dev).active)
 938                 pool = RTE_ETH_DEV_SRIOV(dev).def_vmdq_idx;
 939
 940         /* replay MAC address configuration */
 941         for (i = 0; i < dev_info.max_mac_addrs; i++) {
 942                 addr = dev->data->mac_addrs[i];
 943
 944                 /* skip zero address */
 945                 if (is_zero_ether_addr(&addr))
 946                         continue;
 947
 948                 /* add address to the hardware */
 949                 if  (*dev->dev_ops->mac_addr_add &&
 950                         (dev->data->mac_pool_sel[i] & (1ULL << pool)))
 951                         (*dev->dev_ops->mac_addr_add)(dev, &addr, i, pool);
 952                 else {
 953                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array not supported\n",
 954                                         port_id);
 955                         /* exit the loop but not return an error */
 956                         break;
 957                 }
 958         }
 959
 960         /* replay promiscuous configuration */
 961         if (rte_eth_promiscuous_get(port_id) == 1)
 962                 rte_eth_promiscuous_enable(port_id);
 963         else if (rte_eth_promiscuous_get(port_id) == 0)
 964                 rte_eth_promiscuous_disable(port_id);
 965
 966         /* replay all multicast configuration */
 967         if (rte_eth_allmulticast_get(port_id) == 1)
 968                 rte_eth_allmulticast_enable(port_id);
 969         else if (rte_eth_allmulticast_get(port_id) == 0)
 970                 rte_eth_allmulticast_disable(port_id);
 971 }
 972
 973 int
 974 rte_eth_dev_start(uint8_t port_id)
 975 {
 976         struct rte_eth_dev *dev;
 977         int diag;
 978
 979         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 980
 981         dev = &rte_eth_devices[port_id];
 982
 983         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
 984
 985         if (dev->data->dev_started != 0) {
 986                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
 987                         " already started\n",
 988                         port_id);
 989                 return 0;
 990         }
 991
 992         diag = (*dev->dev_ops->dev_start)(dev);
 993         if (diag == 0)
 994                 dev->data->dev_started = 1;
 995         else
 996                 return diag;
 997
 998         rte_eth_dev_config_restore(port_id);
 999
1000         if (dev->data->dev_conf.intr_conf.lsc == 0) {
1001                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
1002                 (*dev->dev_ops->link_update)(dev, 0);
1003         }
1004         return 0;
1005 }
1006
1007 void
1008 rte_eth_dev_stop(uint8_t port_id)
1009 {
1010         struct rte_eth_dev *dev;
1011
1012         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1013         dev = &rte_eth_devices[port_id];
1014
1015         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
1016
1017         if (dev->data->dev_started == 0) {
1018                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
1019                         " already stopped\n",
1020                         port_id);
1021                 return;
1022         }
1023
1024         dev->data->dev_started = 0;
1025         (*dev->dev_ops->dev_stop)(dev);
1026 }
1027
1028 int
1029 rte_eth_dev_set_link_up(uint8_t port_id)
1030 {
1031         struct rte_eth_dev *dev;
1032
1033         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1034
1035         dev = &rte_eth_devices[port_id];
1036
1037         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_up, -ENOTSUP);
1038         return (*dev->dev_ops->dev_set_link_up)(dev);
1039 }
1040
1041 int
1042 rte_eth_dev_set_link_down(uint8_t port_id)
1043 {
1044         struct rte_eth_dev *dev;
1045
1046         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1047
1048         dev = &rte_eth_devices[port_id];
1049
1050         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_down, -ENOTSUP);
1051         return (*dev->dev_ops->dev_set_link_down)(dev);
1052 }
1053
1054 void
1055 rte_eth_dev_close(uint8_t port_id)
1056 {
1057         struct rte_eth_dev *dev;
1058
1059         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1060         dev = &rte_eth_devices[port_id];
1061
1062         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_close);
1063         dev->data->dev_started = 0;
1064         (*dev->dev_ops->dev_close)(dev);
1065
1066         dev->data->nb_rx_queues = 0;
1067         rte_free(dev->data->rx_queues);
1068         dev->data->rx_queues = NULL;
1069         dev->data->nb_tx_queues = 0;
1070         rte_free(dev->data->tx_queues);
1071         dev->data->tx_queues = NULL;
1072 }
1073
1074 int
1075 rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id,
1076                        uint16_t nb_rx_desc, unsigned int socket_id,
1077                        const struct rte_eth_rxconf *rx_conf,
1078                        struct rte_mempool *mp)
1079 {
1080         int ret;
1081         uint32_t mbp_buf_size;
1082         struct rte_eth_dev *dev;
1083         struct rte_eth_dev_info dev_info;
1084
1085         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1086
1087         dev = &rte_eth_devices[port_id];
1088         if (rx_queue_id >= dev->data->nb_rx_queues) {
1089                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
1090                 return -EINVAL;
1091         }
1092
1093         if (dev->data->dev_started) {
1094                 RTE_PMD_DEBUG_TRACE(
1095                     "port %d must be stopped to allow configuration\n", port_id);
1096                 return -EBUSY;
1097         }
1098
1099         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1100         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
1101
1102         /*
1103          * Check the size of the mbuf data buffer.
1104          * This value must be provided in the private data of the memory pool.
1105          * First check that the memory pool has a valid private data.
1106          */
1107         rte_eth_dev_info_get(port_id, &dev_info);
1108         if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
1109                 RTE_PMD_DEBUG_TRACE("%s private_data_size %d < %d\n",
1110                                 mp->name, (int) mp->private_data_size,
1111                                 (int) sizeof(struct rte_pktmbuf_pool_private));
1112                 return -ENOSPC;
1113         }
1114         mbp_buf_size = rte_pktmbuf_data_room_size(mp);
1115
1116         if ((mbp_buf_size - RTE_PKTMBUF_HEADROOM) < dev_info.min_rx_bufsize) {
1117                 RTE_PMD_DEBUG_TRACE("%s mbuf_data_room_size %d < %d "
1118                                 "(RTE_PKTMBUF_HEADROOM=%d + min_rx_bufsize(dev)"
1119                                 "=%d)\n",
1120                                 mp->name,
1121                                 (int)mbp_buf_size,
1122                                 (int)(RTE_PKTMBUF_HEADROOM +
1123                                       dev_info.min_rx_bufsize),
1124                                 (int)RTE_PKTMBUF_HEADROOM,
1125                                 (int)dev_info.min_rx_bufsize);
1126                 return -EINVAL;
1127         }
1128
1129         if (nb_rx_desc > dev_info.rx_desc_lim.nb_max ||
1130                         nb_rx_desc < dev_info.rx_desc_lim.nb_min ||
1131                         nb_rx_desc % dev_info.rx_desc_lim.nb_align != 0) {
1132
1133                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_rx_desc(=%hu), "
1134                         "should be: <= %hu, = %hu, and a product of %hu\n",
1135                         nb_rx_desc,
1136                         dev_info.rx_desc_lim.nb_max,
1137                         dev_info.rx_desc_lim.nb_min,
1138                         dev_info.rx_desc_lim.nb_align);
1139                 return -EINVAL;
1140         }
1141
1142         if (rx_conf == NULL)
1143                 rx_conf = &dev_info.default_rxconf;
1144
1145         ret = (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
1146                                               socket_id, rx_conf, mp);
1147         if (!ret) {
1148                 if (!dev->data->min_rx_buf_size ||
1149                     dev->data->min_rx_buf_size > mbp_buf_size)
1150                         dev->data->min_rx_buf_size = mbp_buf_size;
1151         }
1152
1153         return ret;
1154 }
1155
1156 int
1157 rte_eth_tx_queue_setup(uint8_t port_id, uint16_t tx_queue_id,
1158                        uint16_t nb_tx_desc, unsigned int socket_id,
1159                        const struct rte_eth_txconf *tx_conf)
1160 {
1161         struct rte_eth_dev *dev;
1162         struct rte_eth_dev_info dev_info;
1163
1164         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1165
1166         dev = &rte_eth_devices[port_id];
1167         if (tx_queue_id >= dev->data->nb_tx_queues) {
1168                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
1169                 return -EINVAL;
1170         }
1171
1172         if (dev->data->dev_started) {
1173                 RTE_PMD_DEBUG_TRACE(
1174                     "port %d must be stopped to allow configuration\n", port_id);
1175                 return -EBUSY;
1176         }
1177
1178         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1179         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
1180
1181         rte_eth_dev_info_get(port_id, &dev_info);
1182
1183         if (nb_tx_desc > dev_info.tx_desc_lim.nb_max ||
1184             nb_tx_desc < dev_info.tx_desc_lim.nb_min ||
1185             nb_tx_desc % dev_info.tx_desc_lim.nb_align != 0) {
1186                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_tx_desc(=%hu), "
1187                                 "should be: <= %hu, = %hu, and a product of %hu\n",
1188                                 nb_tx_desc,
1189                                 dev_info.tx_desc_lim.nb_max,
1190                                 dev_info.tx_desc_lim.nb_min,
1191                                 dev_info.tx_desc_lim.nb_align);
1192                 return -EINVAL;
1193         }
1194
1195         if (tx_conf == NULL)
1196                 tx_conf = &dev_info.default_txconf;
1197
1198         return (*dev->dev_ops->tx_queue_setup)(dev, tx_queue_id, nb_tx_desc,
1199                                                socket_id, tx_conf);
1200 }
1201
1202 void
1203 rte_eth_tx_buffer_drop_callback(struct rte_mbuf **pkts, uint16_t unsent,
1204                 void *userdata __rte_unused)
1205 {
1206         unsigned i;
1207
1208         for (i = 0; i < unsent; i++)
1209                 rte_pktmbuf_free(pkts[i]);
1210 }
1211
1212 void
1213 rte_eth_tx_buffer_count_callback(struct rte_mbuf **pkts, uint16_t unsent,
1214                 void *userdata)
1215 {
1216         uint64_t *count = userdata;
1217         unsigned i;
1218
1219         for (i = 0; i < unsent; i++)
1220                 rte_pktmbuf_free(pkts[i]);
1221
1222         *count += unsent;
1223 }
1224
1225 int
1226 rte_eth_tx_buffer_set_err_callback(struct rte_eth_dev_tx_buffer *buffer,
1227                 buffer_tx_error_fn cbfn, void *userdata)
1228 {
1229         buffer->error_callback = cbfn;
1230         buffer->error_userdata = userdata;
1231         return 0;
1232 }
1233
1234 int
1235 rte_eth_tx_buffer_init(struct rte_eth_dev_tx_buffer *buffer, uint16_t size)
1236 {
1237         int ret = 0;
1238
1239         if (buffer == NULL)
1240                 return -EINVAL;
1241
1242         buffer->size = size;
1243         if (buffer->error_callback == NULL) {
1244                 ret = rte_eth_tx_buffer_set_err_callback(
1245                         buffer, rte_eth_tx_buffer_drop_callback, NULL);
1246         }
1247
1248         return ret;
1249 }
1250
1251 void
1252 rte_eth_promiscuous_enable(uint8_t port_id)
1253 {
1254         struct rte_eth_dev *dev;
1255
1256         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1257         dev = &rte_eth_devices[port_id];
1258
1259         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_enable);
1260         (*dev->dev_ops->promiscuous_enable)(dev);
1261         dev->data->promiscuous = 1;
1262 }
1263
1264 void
1265 rte_eth_promiscuous_disable(uint8_t port_id)
1266 {
1267         struct rte_eth_dev *dev;
1268
1269         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1270         dev = &rte_eth_devices[port_id];
1271
1272         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_disable);
1273         dev->data->promiscuous = 0;
1274         (*dev->dev_ops->promiscuous_disable)(dev);
1275 }
1276
1277 int
1278 rte_eth_promiscuous_get(uint8_t port_id)
1279 {
1280         struct rte_eth_dev *dev;
1281
1282         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1283
1284         dev = &rte_eth_devices[port_id];
1285         return dev->data->promiscuous;
1286 }
1287
1288 void
1289 rte_eth_allmulticast_enable(uint8_t port_id)
1290 {
1291         struct rte_eth_dev *dev;
1292
1293         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1294         dev = &rte_eth_devices[port_id];
1295
1296         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_enable);
1297         (*dev->dev_ops->allmulticast_enable)(dev);
1298         dev->data->all_multicast = 1;
1299 }
1300
1301 void
1302 rte_eth_allmulticast_disable(uint8_t port_id)
1303 {
1304         struct rte_eth_dev *dev;
1305
1306         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1307         dev = &rte_eth_devices[port_id];
1308
1309         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_disable);
1310         dev->data->all_multicast = 0;
1311         (*dev->dev_ops->allmulticast_disable)(dev);
1312 }
1313
1314 int
1315 rte_eth_allmulticast_get(uint8_t port_id)
1316 {
1317         struct rte_eth_dev *dev;
1318
1319         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1320
1321         dev = &rte_eth_devices[port_id];
1322         return dev->data->all_multicast;
1323 }
1324
1325 static inline int
1326 rte_eth_dev_atomic_read_link_status(struct rte_eth_dev *dev,
1327                                 struct rte_eth_link *link)
1328 {
1329         struct rte_eth_link *dst = link;
1330         struct rte_eth_link *src = &(dev->data->dev_link);
1331
1332         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
1333                                         *(uint64_t *)src) == 0)
1334                 return -1;
1335
1336         return 0;
1337 }
1338
1339 void
1340 rte_eth_link_get(uint8_t port_id, struct rte_eth_link *eth_link)
1341 {
1342         struct rte_eth_dev *dev;
1343
1344         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1345         dev = &rte_eth_devices[port_id];
1346
1347         if (dev->data->dev_conf.intr_conf.lsc != 0)
1348                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1349         else {
1350                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1351                 (*dev->dev_ops->link_update)(dev, 1);
1352                 *eth_link = dev->data->dev_link;
1353         }
1354 }
1355
1356 void
1357 rte_eth_link_get_nowait(uint8_t port_id, struct rte_eth_link *eth_link)
1358 {
1359         struct rte_eth_dev *dev;
1360
1361         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1362         dev = &rte_eth_devices[port_id];
1363
1364         if (dev->data->dev_conf.intr_conf.lsc != 0)
1365                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1366         else {
1367                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1368                 (*dev->dev_ops->link_update)(dev, 0);
1369                 *eth_link = dev->data->dev_link;
1370         }
1371 }
1372
1373 int
1374 rte_eth_stats_get(uint8_t port_id, struct rte_eth_stats *stats)
1375 {
1376         struct rte_eth_dev *dev;
1377
1378         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1379
1380         dev = &rte_eth_devices[port_id];
1381         memset(stats, 0, sizeof(*stats));
1382
1383         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
1384         stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
1385         (*dev->dev_ops->stats_get)(dev, stats);
1386         return 0;
1387 }
1388
1389 void
1390 rte_eth_stats_reset(uint8_t port_id)
1391 {
1392         struct rte_eth_dev *dev;
1393
1394         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1395         dev = &rte_eth_devices[port_id];
1396
1397         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
1398         (*dev->dev_ops->stats_reset)(dev);
1399         dev->data->rx_mbuf_alloc_failed = 0;
1400 }
1401
1402 static int
1403 get_xstats_count(uint8_t port_id)
1404 {
1405         struct rte_eth_dev *dev;
1406         int count;
1407
1408         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1409         dev = &rte_eth_devices[port_id];
1410         if (dev->dev_ops->xstats_get_names != NULL) {
1411                 count = (*dev->dev_ops->xstats_get_names)(dev, NULL, 0);
1412                 if (count < 0)
1413                         return count;
1414         } else
1415                 count = 0;
1416         count += RTE_NB_STATS;
1417         count += RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS) *
1418                  RTE_NB_RXQ_STATS;
1419         count += RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS) *
1420                  RTE_NB_TXQ_STATS;
1421         return count;
1422 }
1423
1424 int
1425 rte_eth_xstats_get_names(uint8_t port_id,
1426         struct rte_eth_xstat_name *xstats_names,
1427         unsigned size)
1428 {
1429         struct rte_eth_dev *dev;
1430         int cnt_used_entries;
1431         int cnt_expected_entries;
1432         int cnt_driver_entries;
1433         uint32_t idx, id_queue;
1434         uint16_t num_q;
1435
1436         cnt_expected_entries = get_xstats_count(port_id);
1437         if (xstats_names == NULL || cnt_expected_entries < 0 ||
1438                         (int)size < cnt_expected_entries)
1439                 return cnt_expected_entries;
1440
1441         /* port_id checked in get_xstats_count() */
1442         dev = &rte_eth_devices[port_id];
1443         cnt_used_entries = 0;
1444
1445         for (idx = 0; idx < RTE_NB_STATS; idx++) {
1446                 snprintf(xstats_names[cnt_used_entries].name,
1447                         sizeof(xstats_names[0].name),
1448                         "%s", rte_stats_strings[idx].name);
1449                 cnt_used_entries++;
1450         }
1451         num_q = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1452         for (id_queue = 0; id_queue < num_q; id_queue++) {
1453                 for (idx = 0; idx < RTE_NB_RXQ_STATS; idx++) {
1454                         snprintf(xstats_names[cnt_used_entries].name,
1455                                 sizeof(xstats_names[0].name),
1456                                 "rx_q%u%s",
1457                                 id_queue, rte_rxq_stats_strings[idx].name);
1458                         cnt_used_entries++;
1459                 }
1460
1461         }
1462         num_q = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1463         for (id_queue = 0; id_queue < num_q; id_queue++) {
1464                 for (idx = 0; idx < RTE_NB_TXQ_STATS; idx++) {
1465                         snprintf(xstats_names[cnt_used_entries].name,
1466                                 sizeof(xstats_names[0].name),
1467                                 "tx_q%u%s",
1468                                 id_queue, rte_txq_stats_strings[idx].name);
1469                         cnt_used_entries++;
1470                 }
1471         }
1472
1473         if (dev->dev_ops->xstats_get_names != NULL) {
1474                 /* If there are any driver-specific xstats, append them
1475                  * to end of list.
1476                  */
1477                 cnt_driver_entries = (*dev->dev_ops->xstats_get_names)(
1478                         dev,
1479                         xstats_names + cnt_used_entries,
1480                         size - cnt_used_entries);
1481                 if (cnt_driver_entries < 0)
1482                         return cnt_driver_entries;
1483                 cnt_used_entries += cnt_driver_entries;
1484         }
1485
1486         return cnt_used_entries;
1487 }
1488
1489 /* retrieve ethdev extended statistics */
1490 int
1491 rte_eth_xstats_get(uint8_t port_id, struct rte_eth_xstat *xstats,
1492         unsigned n)
1493 {
1494         struct rte_eth_stats eth_stats;
1495         struct rte_eth_dev *dev;
1496         unsigned count = 0, i, q;
1497         signed xcount = 0;
1498         uint64_t val, *stats_ptr;
1499         uint16_t nb_rxqs, nb_txqs;
1500
1501         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1502
1503         dev = &rte_eth_devices[port_id];
1504
1505         nb_rxqs = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1506         nb_txqs = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1507
1508         /* Return generic statistics */
1509         count = RTE_NB_STATS + (nb_rxqs * RTE_NB_RXQ_STATS) +
1510                 (nb_txqs * RTE_NB_TXQ_STATS);
1511
1512         /* implemented by the driver */
1513         if (dev->dev_ops->xstats_get != NULL) {
1514                 /* Retrieve the xstats from the driver at the end of the
1515                  * xstats struct.
1516                  */
1517                 xcount = (*dev->dev_ops->xstats_get)(dev,
1518                                      xstats ? xstats + count : NULL,
1519                                      (n > count) ? n - count : 0);
1520
1521                 if (xcount < 0)
1522                         return xcount;
1523         }
1524
1525         if (n < count + xcount || xstats == NULL)
1526                 return count + xcount;
1527
1528         /* now fill the xstats structure */
1529         count = 0;
1530         rte_eth_stats_get(port_id, &eth_stats);
1531
1532         /* global stats */
1533         for (i = 0; i < RTE_NB_STATS; i++) {
1534                 stats_ptr = RTE_PTR_ADD(&eth_stats,
1535                                         rte_stats_strings[i].offset);
1536                 val = *stats_ptr;
1537                 xstats[count++].value = val;
1538         }
1539
1540         /* per-rxq stats */
1541         for (q = 0; q < nb_rxqs; q++) {
1542                 for (i = 0; i < RTE_NB_RXQ_STATS; i++) {
1543                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1544                                         rte_rxq_stats_strings[i].offset +
1545                                         q * sizeof(uint64_t));
1546                         val = *stats_ptr;
1547                         xstats[count++].value = val;
1548                 }
1549         }
1550
1551         /* per-txq stats */
1552         for (q = 0; q < nb_txqs; q++) {
1553                 for (i = 0; i < RTE_NB_TXQ_STATS; i++) {
1554                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1555                                         rte_txq_stats_strings[i].offset +
1556                                         q * sizeof(uint64_t));
1557                         val = *stats_ptr;
1558                         xstats[count++].value = val;
1559                 }
1560         }
1561
1562         for (i = 0; i < count; i++)
1563                 xstats[i].id = i;
1564         /* add an offset to driver-specific stats */
1565         for ( ; i < count + xcount; i++)
1566                 xstats[i].id += count;
1567
1568         return count + xcount;
1569 }
1570
1571 /* reset ethdev extended statistics */
1572 void
1573 rte_eth_xstats_reset(uint8_t port_id)
1574 {
1575         struct rte_eth_dev *dev;
1576
1577         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1578         dev = &rte_eth_devices[port_id];
1579
1580         /* implemented by the driver */
1581         if (dev->dev_ops->xstats_reset != NULL) {
1582                 (*dev->dev_ops->xstats_reset)(dev);
1583                 return;
1584         }
1585
1586         /* fallback to default */
1587         rte_eth_stats_reset(port_id);
1588 }
1589
1590 static int
1591 set_queue_stats_mapping(uint8_t port_id, uint16_t queue_id, uint8_t stat_idx,
1592                 uint8_t is_rx)
1593 {
1594         struct rte_eth_dev *dev;
1595
1596         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1597
1598         dev = &rte_eth_devices[port_id];
1599
1600         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
1601         return (*dev->dev_ops->queue_stats_mapping_set)
1602                         (dev, queue_id, stat_idx, is_rx);
1603 }
1604
1605
1606 int
1607 rte_eth_dev_set_tx_queue_stats_mapping(uint8_t port_id, uint16_t tx_queue_id,
1608                 uint8_t stat_idx)
1609 {
1610         return set_queue_stats_mapping(port_id, tx_queue_id, stat_idx,
1611                         STAT_QMAP_TX);
1612 }
1613
1614
1615 int
1616 rte_eth_dev_set_rx_queue_stats_mapping(uint8_t port_id, uint16_t rx_queue_id,
1617                 uint8_t stat_idx)
1618 {
1619         return set_queue_stats_mapping(port_id, rx_queue_id, stat_idx,
1620                         STAT_QMAP_RX);
1621 }
1622
1623 void
1624 rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)
1625 {
1626         struct rte_eth_dev *dev;
1627         const struct rte_eth_desc_lim lim = {
1628                 .nb_max = UINT16_MAX,
1629                 .nb_min = 0,
1630                 .nb_align = 1,
1631         };
1632
1633         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1634         dev = &rte_eth_devices[port_id];
1635
1636         memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
1637         dev_info->rx_desc_lim = lim;
1638         dev_info->tx_desc_lim = lim;
1639
1640         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
1641         (*dev->dev_ops->dev_infos_get)(dev, dev_info);
1642         dev_info->pci_dev = dev->pci_dev;
1643         dev_info->driver_name = dev->data->drv_name;
1644         dev_info->nb_rx_queues = dev->data->nb_rx_queues;
1645         dev_info->nb_tx_queues = dev->data->nb_tx_queues;
1646 }
1647
1648 int
1649 rte_eth_dev_get_supported_ptypes(uint8_t port_id, uint32_t ptype_mask,
1650                                  uint32_t *ptypes, int num)
1651 {
1652         int i, j;
1653         struct rte_eth_dev *dev;
1654         const uint32_t *all_ptypes;
1655
1656         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1657         dev = &rte_eth_devices[port_id];
1658         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_supported_ptypes_get, 0);
1659         all_ptypes = (*dev->dev_ops->dev_supported_ptypes_get)(dev);
1660
1661         if (!all_ptypes)
1662                 return 0;
1663
1664         for (i = 0, j = 0; all_ptypes[i] != RTE_PTYPE_UNKNOWN; ++i)
1665                 if (all_ptypes[i] & ptype_mask) {
1666                         if (j < num)
1667                                 ptypes[j] = all_ptypes[i];
1668                         j++;
1669                 }
1670
1671         return j;
1672 }
1673
1674 void
1675 rte_eth_macaddr_get(uint8_t port_id, struct ether_addr *mac_addr)
1676 {
1677         struct rte_eth_dev *dev;
1678
1679         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1680         dev = &rte_eth_devices[port_id];
1681         ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
1682 }
1683
1684
1685 int
1686 rte_eth_dev_get_mtu(uint8_t port_id, uint16_t *mtu)
1687 {
1688         struct rte_eth_dev *dev;
1689
1690         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1691
1692         dev = &rte_eth_devices[port_id];
1693         *mtu = dev->data->mtu;
1694         return 0;
1695 }
1696
1697 int
1698 rte_eth_dev_set_mtu(uint8_t port_id, uint16_t mtu)
1699 {
1700         int ret;
1701         struct rte_eth_dev *dev;
1702
1703         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1704         dev = &rte_eth_devices[port_id];
1705         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
1706
1707         ret = (*dev->dev_ops->mtu_set)(dev, mtu);
1708         if (!ret)
1709                 dev->data->mtu = mtu;
1710
1711         return ret;
1712 }
1713
1714 int
1715 rte_eth_dev_vlan_filter(uint8_t port_id, uint16_t vlan_id, int on)
1716 {
1717         struct rte_eth_dev *dev;
1718
1719         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1720         dev = &rte_eth_devices[port_id];
1721         if (!(dev->data->dev_conf.rxmode.hw_vlan_filter)) {
1722                 RTE_PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
1723                 return -ENOSYS;
1724         }
1725
1726         if (vlan_id > 4095) {
1727                 RTE_PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n",
1728                                 port_id, (unsigned) vlan_id);
1729                 return -EINVAL;
1730         }
1731         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
1732
1733         return (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
1734 }
1735
1736 int
1737 rte_eth_dev_set_vlan_strip_on_queue(uint8_t port_id, uint16_t rx_queue_id, int on)
1738 {
1739         struct rte_eth_dev *dev;
1740
1741         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1742         dev = &rte_eth_devices[port_id];
1743         if (rx_queue_id >= dev->data->nb_rx_queues) {
1744                 RTE_PMD_DEBUG_TRACE("Invalid rx_queue_id=%d\n", port_id);
1745                 return -EINVAL;
1746         }
1747
1748         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
1749         (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
1750
1751         return 0;
1752 }
1753
1754 int
1755 rte_eth_dev_set_vlan_ether_type(uint8_t port_id,
1756                                 enum rte_vlan_type vlan_type,
1757                                 uint16_t tpid)
1758 {
1759         struct rte_eth_dev *dev;
1760
1761         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1762         dev = &rte_eth_devices[port_id];
1763         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
1764
1765         return (*dev->dev_ops->vlan_tpid_set)(dev, vlan_type, tpid);
1766 }
1767
1768 int
1769 rte_eth_dev_set_vlan_offload(uint8_t port_id, int offload_mask)
1770 {
1771         struct rte_eth_dev *dev;
1772         int ret = 0;
1773         int mask = 0;
1774         int cur, org = 0;
1775
1776         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1777         dev = &rte_eth_devices[port_id];
1778
1779         /*check which option changed by application*/
1780         cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
1781         org = !!(dev->data->dev_conf.rxmode.hw_vlan_strip);
1782         if (cur != org) {
1783                 dev->data->dev_conf.rxmode.hw_vlan_strip = (uint8_t)cur;
1784                 mask |= ETH_VLAN_STRIP_MASK;
1785         }
1786
1787         cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
1788         org = !!(dev->data->dev_conf.rxmode.hw_vlan_filter);
1789         if (cur != org) {
1790                 dev->data->dev_conf.rxmode.hw_vlan_filter = (uint8_t)cur;
1791                 mask |= ETH_VLAN_FILTER_MASK;
1792         }
1793
1794         cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
1795         org = !!(dev->data->dev_conf.rxmode.hw_vlan_extend);
1796         if (cur != org) {
1797                 dev->data->dev_conf.rxmode.hw_vlan_extend = (uint8_t)cur;
1798                 mask |= ETH_VLAN_EXTEND_MASK;
1799         }
1800
1801         /*no change*/
1802         if (mask == 0)
1803                 return ret;
1804
1805         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
1806         (*dev->dev_ops->vlan_offload_set)(dev, mask);
1807
1808         return ret;
1809 }
1810
1811 int
1812 rte_eth_dev_get_vlan_offload(uint8_t port_id)
1813 {
1814         struct rte_eth_dev *dev;
1815         int ret = 0;
1816
1817         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1818         dev = &rte_eth_devices[port_id];
1819
1820         if (dev->data->dev_conf.rxmode.hw_vlan_strip)
1821                 ret |= ETH_VLAN_STRIP_OFFLOAD;
1822
1823         if (dev->data->dev_conf.rxmode.hw_vlan_filter)
1824                 ret |= ETH_VLAN_FILTER_OFFLOAD;
1825
1826         if (dev->data->dev_conf.rxmode.hw_vlan_extend)
1827                 ret |= ETH_VLAN_EXTEND_OFFLOAD;
1828
1829         return ret;
1830 }
1831
1832 int
1833 rte_eth_dev_set_vlan_pvid(uint8_t port_id, uint16_t pvid, int on)
1834 {
1835         struct rte_eth_dev *dev;
1836
1837         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1838         dev = &rte_eth_devices[port_id];
1839         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
1840         (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on);
1841
1842         return 0;
1843 }
1844
1845 int
1846 rte_eth_dev_flow_ctrl_get(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1847 {
1848         struct rte_eth_dev *dev;
1849
1850         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1851         dev = &rte_eth_devices[port_id];
1852         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
1853         memset(fc_conf, 0, sizeof(*fc_conf));
1854         return (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf);
1855 }
1856
1857 int
1858 rte_eth_dev_flow_ctrl_set(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1859 {
1860         struct rte_eth_dev *dev;
1861
1862         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1863         if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
1864                 RTE_PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n");
1865                 return -EINVAL;
1866         }
1867
1868         dev = &rte_eth_devices[port_id];
1869         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
1870         return (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf);
1871 }
1872
1873 int
1874 rte_eth_dev_priority_flow_ctrl_set(uint8_t port_id, struct rte_eth_pfc_conf *pfc_conf)
1875 {
1876         struct rte_eth_dev *dev;
1877
1878         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1879         if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
1880                 RTE_PMD_DEBUG_TRACE("Invalid priority, only 0-7 allowed\n");
1881                 return -EINVAL;
1882         }
1883
1884         dev = &rte_eth_devices[port_id];
1885         /* High water, low water validation are device specific */
1886         if  (*dev->dev_ops->priority_flow_ctrl_set)
1887                 return (*dev->dev_ops->priority_flow_ctrl_set)(dev, pfc_conf);
1888         return -ENOTSUP;
1889 }
1890
1891 static int
1892 rte_eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf,
1893                         uint16_t reta_size)
1894 {
1895         uint16_t i, num;
1896
1897         if (!reta_conf)
1898                 return -EINVAL;
1899
1900         if (reta_size != RTE_ALIGN(reta_size, RTE_RETA_GROUP_SIZE)) {
1901                 RTE_PMD_DEBUG_TRACE("Invalid reta size, should be %u aligned\n",
1902                                                         RTE_RETA_GROUP_SIZE);
1903                 return -EINVAL;
1904         }
1905
1906         num = reta_size / RTE_RETA_GROUP_SIZE;
1907         for (i = 0; i < num; i++) {
1908                 if (reta_conf[i].mask)
1909                         return 0;
1910         }
1911
1912         return -EINVAL;
1913 }
1914
1915 static int
1916 rte_eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf,
1917                          uint16_t reta_size,
1918                          uint16_t max_rxq)
1919 {
1920         uint16_t i, idx, shift;
1921
1922         if (!reta_conf)
1923                 return -EINVAL;
1924
1925         if (max_rxq == 0) {
1926                 RTE_PMD_DEBUG_TRACE("No receive queue is available\n");
1927                 return -EINVAL;
1928         }
1929
1930         for (i = 0; i < reta_size; i++) {
1931                 idx = i / RTE_RETA_GROUP_SIZE;
1932                 shift = i % RTE_RETA_GROUP_SIZE;
1933                 if ((reta_conf[idx].mask & (1ULL << shift)) &&
1934                         (reta_conf[idx].reta[shift] >= max_rxq)) {
1935                         RTE_PMD_DEBUG_TRACE("reta_conf[%u]->reta[%u]: %u exceeds "
1936                                 "the maximum rxq index: %u\n", idx, shift,
1937                                 reta_conf[idx].reta[shift], max_rxq);
1938                         return -EINVAL;
1939                 }
1940         }
1941
1942         return 0;
1943 }
1944
1945 int
1946 rte_eth_dev_rss_reta_update(uint8_t port_id,
1947                             struct rte_eth_rss_reta_entry64 *reta_conf,
1948                             uint16_t reta_size)
1949 {
1950         struct rte_eth_dev *dev;
1951         int ret;
1952
1953         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1954         /* Check mask bits */
1955         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
1956         if (ret < 0)
1957                 return ret;
1958
1959         dev = &rte_eth_devices[port_id];
1960
1961         /* Check entry value */
1962         ret = rte_eth_check_reta_entry(reta_conf, reta_size,
1963                                 dev->data->nb_rx_queues);
1964         if (ret < 0)
1965                 return ret;
1966
1967         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
1968         return (*dev->dev_ops->reta_update)(dev, reta_conf, reta_size);
1969 }
1970
1971 int
1972 rte_eth_dev_rss_reta_query(uint8_t port_id,
1973                            struct rte_eth_rss_reta_entry64 *reta_conf,
1974                            uint16_t reta_size)
1975 {
1976         struct rte_eth_dev *dev;
1977         int ret;
1978
1979         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1980
1981         /* Check mask bits */
1982         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
1983         if (ret < 0)
1984                 return ret;
1985
1986         dev = &rte_eth_devices[port_id];
1987         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
1988         return (*dev->dev_ops->reta_query)(dev, reta_conf, reta_size);
1989 }
1990
1991 int
1992 rte_eth_dev_rss_hash_update(uint8_t port_id, struct rte_eth_rss_conf *rss_conf)
1993 {
1994         struct rte_eth_dev *dev;
1995         uint16_t rss_hash_protos;
1996
1997         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1998         rss_hash_protos = rss_conf->rss_hf;
1999         if ((rss_hash_protos != 0) &&
2000             ((rss_hash_protos & ETH_RSS_PROTO_MASK) == 0)) {
2001                 RTE_PMD_DEBUG_TRACE("Invalid rss_hash_protos=0x%x\n",
2002                                 rss_hash_protos);
2003                 return -EINVAL;
2004         }
2005         dev = &rte_eth_devices[port_id];
2006         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
2007         return (*dev->dev_ops->rss_hash_update)(dev, rss_conf);
2008 }
2009
2010 int
2011 rte_eth_dev_rss_hash_conf_get(uint8_t port_id,
2012                               struct rte_eth_rss_conf *rss_conf)
2013 {
2014         struct rte_eth_dev *dev;
2015
2016         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2017         dev = &rte_eth_devices[port_id];
2018         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
2019         return (*dev->dev_ops->rss_hash_conf_get)(dev, rss_conf);
2020 }
2021
2022 int
2023 rte_eth_dev_udp_tunnel_port_add(uint8_t port_id,
2024                                 struct rte_eth_udp_tunnel *udp_tunnel)
2025 {
2026         struct rte_eth_dev *dev;
2027
2028         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2029         if (udp_tunnel == NULL) {
2030                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2031                 return -EINVAL;
2032         }
2033
2034         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2035                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2036                 return -EINVAL;
2037         }
2038
2039         dev = &rte_eth_devices[port_id];
2040         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_add, -ENOTSUP);
2041         return (*dev->dev_ops->udp_tunnel_port_add)(dev, udp_tunnel);
2042 }
2043
2044 int
2045 rte_eth_dev_udp_tunnel_port_delete(uint8_t port_id,
2046                                    struct rte_eth_udp_tunnel *udp_tunnel)
2047 {
2048         struct rte_eth_dev *dev;
2049
2050         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2051         dev = &rte_eth_devices[port_id];
2052
2053         if (udp_tunnel == NULL) {
2054                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2055                 return -EINVAL;
2056         }
2057
2058         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2059                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2060                 return -EINVAL;
2061         }
2062
2063         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_del, -ENOTSUP);
2064         return (*dev->dev_ops->udp_tunnel_port_del)(dev, udp_tunnel);
2065 }
2066
2067 int
2068 rte_eth_led_on(uint8_t port_id)
2069 {
2070         struct rte_eth_dev *dev;
2071
2072         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2073         dev = &rte_eth_devices[port_id];
2074         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
2075         return (*dev->dev_ops->dev_led_on)(dev);
2076 }
2077
2078 int
2079 rte_eth_led_off(uint8_t port_id)
2080 {
2081         struct rte_eth_dev *dev;
2082
2083         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2084         dev = &rte_eth_devices[port_id];
2085         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
2086         return (*dev->dev_ops->dev_led_off)(dev);
2087 }
2088
2089 /*
2090  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2091  * an empty spot.
2092  */
2093 static int
2094 get_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2095 {
2096         struct rte_eth_dev_info dev_info;
2097         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2098         unsigned i;
2099
2100         rte_eth_dev_info_get(port_id, &dev_info);
2101
2102         for (i = 0; i < dev_info.max_mac_addrs; i++)
2103                 if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
2104                         return i;
2105
2106         return -1;
2107 }
2108
2109 static const struct ether_addr null_mac_addr;
2110
2111 int
2112 rte_eth_dev_mac_addr_add(uint8_t port_id, struct ether_addr *addr,
2113                         uint32_t pool)
2114 {
2115         struct rte_eth_dev *dev;
2116         int index;
2117         uint64_t pool_mask;
2118
2119         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2120         dev = &rte_eth_devices[port_id];
2121         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
2122
2123         if (is_zero_ether_addr(addr)) {
2124                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2125                         port_id);
2126                 return -EINVAL;
2127         }
2128         if (pool >= ETH_64_POOLS) {
2129                 RTE_PMD_DEBUG_TRACE("pool id must be 0-%d\n", ETH_64_POOLS - 1);
2130                 return -EINVAL;
2131         }
2132
2133         index = get_mac_addr_index(port_id, addr);
2134         if (index < 0) {
2135                 index = get_mac_addr_index(port_id, &null_mac_addr);
2136                 if (index < 0) {
2137                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2138                                 port_id);
2139                         return -ENOSPC;
2140                 }
2141         } else {
2142                 pool_mask = dev->data->mac_pool_sel[index];
2143
2144                 /* Check if both MAC address and pool is already there, and do nothing */
2145                 if (pool_mask & (1ULL << pool))
2146                         return 0;
2147         }
2148
2149         /* Update NIC */
2150         (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
2151
2152         /* Update address in NIC data structure */
2153         ether_addr_copy(addr, &dev->data->mac_addrs[index]);
2154
2155         /* Update pool bitmap in NIC data structure */
2156         dev->data->mac_pool_sel[index] |= (1ULL << pool);
2157
2158         return 0;
2159 }
2160
2161 int
2162 rte_eth_dev_mac_addr_remove(uint8_t port_id, struct ether_addr *addr)
2163 {
2164         struct rte_eth_dev *dev;
2165         int index;
2166
2167         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2168         dev = &rte_eth_devices[port_id];
2169         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
2170
2171         index = get_mac_addr_index(port_id, addr);
2172         if (index == 0) {
2173                 RTE_PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id);
2174                 return -EADDRINUSE;
2175         } else if (index < 0)
2176                 return 0;  /* Do nothing if address wasn't found */
2177
2178         /* Update NIC */
2179         (*dev->dev_ops->mac_addr_remove)(dev, index);
2180
2181         /* Update address in NIC data structure */
2182         ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
2183
2184         /* reset pool bitmap */
2185         dev->data->mac_pool_sel[index] = 0;
2186
2187         return 0;
2188 }
2189
2190 int
2191 rte_eth_dev_default_mac_addr_set(uint8_t port_id, struct ether_addr *addr)
2192 {
2193         struct rte_eth_dev *dev;
2194
2195         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2196
2197         if (!is_valid_assigned_ether_addr(addr))
2198                 return -EINVAL;
2199
2200         dev = &rte_eth_devices[port_id];
2201         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
2202
2203         /* Update default address in NIC data structure */
2204         ether_addr_copy(addr, &dev->data->mac_addrs[0]);
2205
2206         (*dev->dev_ops->mac_addr_set)(dev, addr);
2207
2208         return 0;
2209 }
2210
2211 int
2212 rte_eth_dev_set_vf_rxmode(uint8_t port_id,  uint16_t vf,
2213                                 uint16_t rx_mode, uint8_t on)
2214 {
2215         uint16_t num_vfs;
2216         struct rte_eth_dev *dev;
2217         struct rte_eth_dev_info dev_info;
2218
2219         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2220
2221         dev = &rte_eth_devices[port_id];
2222         rte_eth_dev_info_get(port_id, &dev_info);
2223
2224         num_vfs = dev_info.max_vfs;
2225         if (vf > num_vfs) {
2226                 RTE_PMD_DEBUG_TRACE("set VF RX mode:invalid VF id %d\n", vf);
2227                 return -EINVAL;
2228         }
2229
2230         if (rx_mode == 0) {
2231                 RTE_PMD_DEBUG_TRACE("set VF RX mode:mode mask ca not be zero\n");
2232                 return -EINVAL;
2233         }
2234         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx_mode, -ENOTSUP);
2235         return (*dev->dev_ops->set_vf_rx_mode)(dev, vf, rx_mode, on);
2236 }
2237
2238 /*
2239  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2240  * an empty spot.
2241  */
2242 static int
2243 get_hash_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2244 {
2245         struct rte_eth_dev_info dev_info;
2246         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2247         unsigned i;
2248
2249         rte_eth_dev_info_get(port_id, &dev_info);
2250         if (!dev->data->hash_mac_addrs)
2251                 return -1;
2252
2253         for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
2254                 if (memcmp(addr, &dev->data->hash_mac_addrs[i],
2255                         ETHER_ADDR_LEN) == 0)
2256                         return i;
2257
2258         return -1;
2259 }
2260
2261 int
2262 rte_eth_dev_uc_hash_table_set(uint8_t port_id, struct ether_addr *addr,
2263                                 uint8_t on)
2264 {
2265         int index;
2266         int ret;
2267         struct rte_eth_dev *dev;
2268
2269         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2270
2271         dev = &rte_eth_devices[port_id];
2272         if (is_zero_ether_addr(addr)) {
2273                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2274                         port_id);
2275                 return -EINVAL;
2276         }
2277
2278         index = get_hash_mac_addr_index(port_id, addr);
2279         /* Check if it's already there, and do nothing */
2280         if ((index >= 0) && (on))
2281                 return 0;
2282
2283         if (index < 0) {
2284                 if (!on) {
2285                         RTE_PMD_DEBUG_TRACE("port %d: the MAC address was not "
2286                                 "set in UTA\n", port_id);
2287                         return -EINVAL;
2288                 }
2289
2290                 index = get_hash_mac_addr_index(port_id, &null_mac_addr);
2291                 if (index < 0) {
2292                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2293                                         port_id);
2294                         return -ENOSPC;
2295                 }
2296         }
2297
2298         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
2299         ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
2300         if (ret == 0) {
2301                 /* Update address in NIC data structure */
2302                 if (on)
2303                         ether_addr_copy(addr,
2304                                         &dev->data->hash_mac_addrs[index]);
2305                 else
2306                         ether_addr_copy(&null_mac_addr,
2307                                         &dev->data->hash_mac_addrs[index]);
2308         }
2309
2310         return ret;
2311 }
2312
2313 int
2314 rte_eth_dev_uc_all_hash_table_set(uint8_t port_id, uint8_t on)
2315 {
2316         struct rte_eth_dev *dev;
2317
2318         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2319
2320         dev = &rte_eth_devices[port_id];
2321
2322         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
2323         return (*dev->dev_ops->uc_all_hash_table_set)(dev, on);
2324 }
2325
2326 int
2327 rte_eth_dev_set_vf_rx(uint8_t port_id, uint16_t vf, uint8_t on)
2328 {
2329         uint16_t num_vfs;
2330         struct rte_eth_dev *dev;
2331         struct rte_eth_dev_info dev_info;
2332
2333         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2334
2335         dev = &rte_eth_devices[port_id];
2336         rte_eth_dev_info_get(port_id, &dev_info);
2337
2338         num_vfs = dev_info.max_vfs;
2339         if (vf > num_vfs) {
2340                 RTE_PMD_DEBUG_TRACE("port %d: invalid vf id\n", port_id);
2341                 return -EINVAL;
2342         }
2343
2344         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx, -ENOTSUP);
2345         return (*dev->dev_ops->set_vf_rx)(dev, vf, on);
2346 }
2347
2348 int
2349 rte_eth_dev_set_vf_tx(uint8_t port_id, uint16_t vf, uint8_t on)
2350 {
2351         uint16_t num_vfs;
2352         struct rte_eth_dev *dev;
2353         struct rte_eth_dev_info dev_info;
2354
2355         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2356
2357         dev = &rte_eth_devices[port_id];
2358         rte_eth_dev_info_get(port_id, &dev_info);
2359
2360         num_vfs = dev_info.max_vfs;
2361         if (vf > num_vfs) {
2362                 RTE_PMD_DEBUG_TRACE("set pool tx:invalid pool id=%d\n", vf);
2363                 return -EINVAL;
2364         }
2365
2366         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_tx, -ENOTSUP);
2367         return (*dev->dev_ops->set_vf_tx)(dev, vf, on);
2368 }
2369
2370 int
2371 rte_eth_dev_set_vf_vlan_filter(uint8_t port_id, uint16_t vlan_id,
2372                                uint64_t vf_mask, uint8_t vlan_on)
2373 {
2374         struct rte_eth_dev *dev;
2375
2376         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2377
2378         dev = &rte_eth_devices[port_id];
2379
2380         if (vlan_id > ETHER_MAX_VLAN_ID) {
2381                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:invalid VLAN id=%d\n",
2382                         vlan_id);
2383                 return -EINVAL;
2384         }
2385
2386         if (vf_mask == 0) {
2387                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:pool_mask can not be 0\n");
2388                 return -EINVAL;
2389         }
2390
2391         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_vlan_filter, -ENOTSUP);
2392         return (*dev->dev_ops->set_vf_vlan_filter)(dev, vlan_id,
2393                                                    vf_mask, vlan_on);
2394 }
2395
2396 int rte_eth_set_queue_rate_limit(uint8_t port_id, uint16_t queue_idx,
2397                                         uint16_t tx_rate)
2398 {
2399         struct rte_eth_dev *dev;
2400         struct rte_eth_dev_info dev_info;
2401         struct rte_eth_link link;
2402
2403         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2404
2405         dev = &rte_eth_devices[port_id];
2406         rte_eth_dev_info_get(port_id, &dev_info);
2407         link = dev->data->dev_link;
2408
2409         if (queue_idx > dev_info.max_tx_queues) {
2410                 RTE_PMD_DEBUG_TRACE("set queue rate limit:port %d: "
2411                                 "invalid queue id=%d\n", port_id, queue_idx);
2412                 return -EINVAL;
2413         }
2414
2415         if (tx_rate > link.link_speed) {
2416                 RTE_PMD_DEBUG_TRACE("set queue rate limit:invalid tx_rate=%d, "
2417                                 "bigger than link speed= %d\n",
2418                         tx_rate, link.link_speed);
2419                 return -EINVAL;
2420         }
2421
2422         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
2423         return (*dev->dev_ops->set_queue_rate_limit)(dev, queue_idx, tx_rate);
2424 }
2425
2426 int rte_eth_set_vf_rate_limit(uint8_t port_id, uint16_t vf, uint16_t tx_rate,
2427                                 uint64_t q_msk)
2428 {
2429         struct rte_eth_dev *dev;
2430         struct rte_eth_dev_info dev_info;
2431         struct rte_eth_link link;
2432
2433         if (q_msk == 0)
2434                 return 0;
2435
2436         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2437
2438         dev = &rte_eth_devices[port_id];
2439         rte_eth_dev_info_get(port_id, &dev_info);
2440         link = dev->data->dev_link;
2441
2442         if (vf > dev_info.max_vfs) {
2443                 RTE_PMD_DEBUG_TRACE("set VF rate limit:port %d: "
2444                                 "invalid vf id=%d\n", port_id, vf);
2445                 return -EINVAL;
2446         }
2447
2448         if (tx_rate > link.link_speed) {
2449                 RTE_PMD_DEBUG_TRACE("set VF rate limit:invalid tx_rate=%d, "
2450                                 "bigger than link speed= %d\n",
2451                                 tx_rate, link.link_speed);
2452                 return -EINVAL;
2453         }
2454
2455         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rate_limit, -ENOTSUP);
2456         return (*dev->dev_ops->set_vf_rate_limit)(dev, vf, tx_rate, q_msk);
2457 }
2458
2459 int
2460 rte_eth_mirror_rule_set(uint8_t port_id,
2461                         struct rte_eth_mirror_conf *mirror_conf,
2462                         uint8_t rule_id, uint8_t on)
2463 {
2464         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2465
2466         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2467         if (mirror_conf->rule_type == 0) {
2468                 RTE_PMD_DEBUG_TRACE("mirror rule type can not be 0.\n");
2469                 return -EINVAL;
2470         }
2471
2472         if (mirror_conf->dst_pool >= ETH_64_POOLS) {
2473                 RTE_PMD_DEBUG_TRACE("Invalid dst pool, pool id must be 0-%d\n",
2474                                 ETH_64_POOLS - 1);
2475                 return -EINVAL;
2476         }
2477
2478         if ((mirror_conf->rule_type & (ETH_MIRROR_VIRTUAL_POOL_UP |
2479              ETH_MIRROR_VIRTUAL_POOL_DOWN)) &&
2480             (mirror_conf->pool_mask == 0)) {
2481                 RTE_PMD_DEBUG_TRACE("Invalid mirror pool, pool mask can not be 0.\n");
2482                 return -EINVAL;
2483         }
2484
2485         if ((mirror_conf->rule_type & ETH_MIRROR_VLAN) &&
2486             mirror_conf->vlan.vlan_mask == 0) {
2487                 RTE_PMD_DEBUG_TRACE("Invalid vlan mask, vlan mask can not be 0.\n");
2488                 return -EINVAL;
2489         }
2490
2491         dev = &rte_eth_devices[port_id];
2492         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
2493
2494         return (*dev->dev_ops->mirror_rule_set)(dev, mirror_conf, rule_id, on);
2495 }
2496
2497 int
2498 rte_eth_mirror_rule_reset(uint8_t port_id, uint8_t rule_id)
2499 {
2500         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2501
2502         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2503
2504         dev = &rte_eth_devices[port_id];
2505         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
2506
2507         return (*dev->dev_ops->mirror_rule_reset)(dev, rule_id);
2508 }
2509
2510 int
2511 rte_eth_dev_callback_register(uint8_t port_id,
2512                         enum rte_eth_event_type event,
2513                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2514 {
2515         struct rte_eth_dev *dev;
2516         struct rte_eth_dev_callback *user_cb;
2517
2518         if (!cb_fn)
2519                 return -EINVAL;
2520
2521         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2522
2523         dev = &rte_eth_devices[port_id];
2524         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2525
2526         TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
2527                 if (user_cb->cb_fn == cb_fn &&
2528                         user_cb->cb_arg == cb_arg &&
2529                         user_cb->event == event) {
2530                         break;
2531                 }
2532         }
2533
2534         /* create a new callback. */
2535         if (user_cb == NULL) {
2536                 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
2537                                         sizeof(struct rte_eth_dev_callback), 0);
2538                 if (user_cb != NULL) {
2539                         user_cb->cb_fn = cb_fn;
2540                         user_cb->cb_arg = cb_arg;
2541                         user_cb->event = event;
2542                         TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
2543                 }
2544         }
2545
2546         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2547         return (user_cb == NULL) ? -ENOMEM : 0;
2548 }
2549
2550 int
2551 rte_eth_dev_callback_unregister(uint8_t port_id,
2552                         enum rte_eth_event_type event,
2553                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2554 {
2555         int ret;
2556         struct rte_eth_dev *dev;
2557         struct rte_eth_dev_callback *cb, *next;
2558
2559         if (!cb_fn)
2560                 return -EINVAL;
2561
2562         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2563
2564         dev = &rte_eth_devices[port_id];
2565         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2566
2567         ret = 0;
2568         for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
2569
2570                 next = TAILQ_NEXT(cb, next);
2571
2572                 if (cb->cb_fn != cb_fn || cb->event != event ||
2573                                 (cb->cb_arg != (void *)-1 &&
2574                                 cb->cb_arg != cb_arg))
2575                         continue;
2576
2577                 /*
2578                  * if this callback is not executing right now,
2579                  * then remove it.
2580                  */
2581                 if (cb->active == 0) {
2582                         TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
2583                         rte_free(cb);
2584                 } else {
2585                         ret = -EAGAIN;
2586                 }
2587         }
2588
2589         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2590         return ret;
2591 }
2592
2593 void
2594 _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
2595         enum rte_eth_event_type event, void *cb_arg)
2596 {
2597         struct rte_eth_dev_callback *cb_lst;
2598         struct rte_eth_dev_callback dev_cb;
2599
2600         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2601         TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
2602                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
2603                         continue;
2604                 dev_cb = *cb_lst;
2605                 cb_lst->active = 1;
2606                 if (cb_arg != NULL)
2607                         dev_cb.cb_arg = (void *) cb_arg;
2608
2609                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2610                 dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
2611                                                 dev_cb.cb_arg);
2612                 rte_spinlock_lock(&rte_eth_dev_cb_lock);
2613                 cb_lst->active = 0;
2614         }
2615         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2616 }
2617
2618 int
2619 rte_eth_dev_rx_intr_ctl(uint8_t port_id, int epfd, int op, void *data)
2620 {
2621         uint32_t vec;
2622         struct rte_eth_dev *dev;
2623         struct rte_intr_handle *intr_handle;
2624         uint16_t qid;
2625         int rc;
2626
2627         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2628
2629         dev = &rte_eth_devices[port_id];
2630         intr_handle = &dev->pci_dev->intr_handle;
2631         if (!intr_handle->intr_vec) {
2632                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2633                 return -EPERM;
2634         }
2635
2636         for (qid = 0; qid < dev->data->nb_rx_queues; qid++) {
2637                 vec = intr_handle->intr_vec[qid];
2638                 rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2639                 if (rc && rc != -EEXIST) {
2640                         RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2641                                         " op %d epfd %d vec %u\n",
2642                                         port_id, qid, op, epfd, vec);
2643                 }
2644         }
2645
2646         return 0;
2647 }
2648
2649 const struct rte_memzone *
2650 rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
2651                          uint16_t queue_id, size_t size, unsigned align,
2652                          int socket_id)
2653 {
2654         char z_name[RTE_MEMZONE_NAMESIZE];
2655         const struct rte_memzone *mz;
2656
2657         snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
2658                  dev->driver->pci_drv.driver.name, ring_name,
2659                  dev->data->port_id, queue_id);
2660
2661         mz = rte_memzone_lookup(z_name);
2662         if (mz)
2663                 return mz;
2664
2665         if (rte_xen_dom0_supported())
2666                 return rte_memzone_reserve_bounded(z_name, size, socket_id,
2667                                                    0, align, RTE_PGSIZE_2M);
2668         else
2669                 return rte_memzone_reserve_aligned(z_name, size, socket_id,
2670                                                    0, align);
2671 }
2672
2673 int
2674 rte_eth_dev_rx_intr_ctl_q(uint8_t port_id, uint16_t queue_id,
2675                           int epfd, int op, void *data)
2676 {
2677         uint32_t vec;
2678         struct rte_eth_dev *dev;
2679         struct rte_intr_handle *intr_handle;
2680         int rc;
2681
2682         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2683
2684         dev = &rte_eth_devices[port_id];
2685         if (queue_id >= dev->data->nb_rx_queues) {
2686                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%u\n", queue_id);
2687                 return -EINVAL;
2688         }
2689
2690         intr_handle = &dev->pci_dev->intr_handle;
2691         if (!intr_handle->intr_vec) {
2692                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2693                 return -EPERM;
2694         }
2695
2696         vec = intr_handle->intr_vec[queue_id];
2697         rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2698         if (rc && rc != -EEXIST) {
2699                 RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2700                                 " op %d epfd %d vec %u\n",
2701                                 port_id, queue_id, op, epfd, vec);
2702                 return rc;
2703         }
2704
2705         return 0;
2706 }
2707
2708 int
2709 rte_eth_dev_rx_intr_enable(uint8_t port_id,
2710                            uint16_t queue_id)
2711 {
2712         struct rte_eth_dev *dev;
2713
2714         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2715
2716         dev = &rte_eth_devices[port_id];
2717
2718         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
2719         return (*dev->dev_ops->rx_queue_intr_enable)(dev, queue_id);
2720 }
2721
2722 int
2723 rte_eth_dev_rx_intr_disable(uint8_t port_id,
2724                             uint16_t queue_id)
2725 {
2726         struct rte_eth_dev *dev;
2727
2728         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2729
2730         dev = &rte_eth_devices[port_id];
2731
2732         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
2733         return (*dev->dev_ops->rx_queue_intr_disable)(dev, queue_id);
2734 }
2735
2736 #ifdef RTE_NIC_BYPASS
2737 int rte_eth_dev_bypass_init(uint8_t port_id)
2738 {
2739         struct rte_eth_dev *dev;
2740
2741         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2742
2743         dev = &rte_eth_devices[port_id];
2744         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_init, -ENOTSUP);
2745         (*dev->dev_ops->bypass_init)(dev);
2746         return 0;
2747 }
2748
2749 int
2750 rte_eth_dev_bypass_state_show(uint8_t port_id, uint32_t *state)
2751 {
2752         struct rte_eth_dev *dev;
2753
2754         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2755
2756         dev = &rte_eth_devices[port_id];
2757         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2758         (*dev->dev_ops->bypass_state_show)(dev, state);
2759         return 0;
2760 }
2761
2762 int
2763 rte_eth_dev_bypass_state_set(uint8_t port_id, uint32_t *new_state)
2764 {
2765         struct rte_eth_dev *dev;
2766
2767         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2768
2769         dev = &rte_eth_devices[port_id];
2770         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_set, -ENOTSUP);
2771         (*dev->dev_ops->bypass_state_set)(dev, new_state);
2772         return 0;
2773 }
2774
2775 int
2776 rte_eth_dev_bypass_event_show(uint8_t port_id, uint32_t event, uint32_t *state)
2777 {
2778         struct rte_eth_dev *dev;
2779
2780         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2781
2782         dev = &rte_eth_devices[port_id];
2783         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2784         (*dev->dev_ops->bypass_event_show)(dev, event, state);
2785         return 0;
2786 }
2787
2788 int
2789 rte_eth_dev_bypass_event_store(uint8_t port_id, uint32_t event, uint32_t state)
2790 {
2791         struct rte_eth_dev *dev;
2792
2793         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2794
2795         dev = &rte_eth_devices[port_id];
2796
2797         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_event_set, -ENOTSUP);
2798         (*dev->dev_ops->bypass_event_set)(dev, event, state);
2799         return 0;
2800 }
2801
2802 int
2803 rte_eth_dev_wd_timeout_store(uint8_t port_id, uint32_t timeout)
2804 {
2805         struct rte_eth_dev *dev;
2806
2807         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2808
2809         dev = &rte_eth_devices[port_id];
2810
2811         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_set, -ENOTSUP);
2812         (*dev->dev_ops->bypass_wd_timeout_set)(dev, timeout);
2813         return 0;
2814 }
2815
2816 int
2817 rte_eth_dev_bypass_ver_show(uint8_t port_id, uint32_t *ver)
2818 {
2819         struct rte_eth_dev *dev;
2820
2821         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2822
2823         dev = &rte_eth_devices[port_id];
2824
2825         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_ver_show, -ENOTSUP);
2826         (*dev->dev_ops->bypass_ver_show)(dev, ver);
2827         return 0;
2828 }
2829
2830 int
2831 rte_eth_dev_bypass_wd_timeout_show(uint8_t port_id, uint32_t *wd_timeout)
2832 {
2833         struct rte_eth_dev *dev;
2834
2835         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2836
2837         dev = &rte_eth_devices[port_id];
2838
2839         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_show, -ENOTSUP);
2840         (*dev->dev_ops->bypass_wd_timeout_show)(dev, wd_timeout);
2841         return 0;
2842 }
2843
2844 int
2845 rte_eth_dev_bypass_wd_reset(uint8_t port_id)
2846 {
2847         struct rte_eth_dev *dev;
2848
2849         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2850
2851         dev = &rte_eth_devices[port_id];
2852
2853         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_reset, -ENOTSUP);
2854         (*dev->dev_ops->bypass_wd_reset)(dev);
2855         return 0;
2856 }
2857 #endif
2858
2859 int
2860 rte_eth_dev_filter_supported(uint8_t port_id, enum rte_filter_type filter_type)
2861 {
2862         struct rte_eth_dev *dev;
2863
2864         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2865
2866         dev = &rte_eth_devices[port_id];
2867         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2868         return (*dev->dev_ops->filter_ctrl)(dev, filter_type,
2869                                 RTE_ETH_FILTER_NOP, NULL);
2870 }
2871
2872 int
2873 rte_eth_dev_filter_ctrl(uint8_t port_id, enum rte_filter_type filter_type,
2874                        enum rte_filter_op filter_op, void *arg)
2875 {
2876         struct rte_eth_dev *dev;
2877
2878         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2879
2880         dev = &rte_eth_devices[port_id];
2881         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2882         return (*dev->dev_ops->filter_ctrl)(dev, filter_type, filter_op, arg);
2883 }
2884
2885 void *
2886 rte_eth_add_rx_callback(uint8_t port_id, uint16_t queue_id,
2887                 rte_rx_callback_fn fn, void *user_param)
2888 {
2889 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2890         rte_errno = ENOTSUP;
2891         return NULL;
2892 #endif
2893         /* check input parameters */
2894         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2895                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2896                 rte_errno = EINVAL;
2897                 return NULL;
2898         }
2899         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2900
2901         if (cb == NULL) {
2902                 rte_errno = ENOMEM;
2903                 return NULL;
2904         }
2905
2906         cb->fn.rx = fn;
2907         cb->param = user_param;
2908
2909         rte_spinlock_lock(&rte_eth_rx_cb_lock);
2910         /* Add the callbacks in fifo order. */
2911         struct rte_eth_rxtx_callback *tail =
2912                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
2913
2914         if (!tail) {
2915                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
2916
2917         } else {
2918                 while (tail->next)
2919                         tail = tail->next;
2920                 tail->next = cb;
2921         }
2922         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
2923
2924         return cb;
2925 }
2926
2927 void *
2928 rte_eth_add_first_rx_callback(uint8_t port_id, uint16_t queue_id,
2929                 rte_rx_callback_fn fn, void *user_param)
2930 {
2931 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2932         rte_errno = ENOTSUP;
2933         return NULL;
2934 #endif
2935         /* check input parameters */
2936         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2937                 queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2938                 rte_errno = EINVAL;
2939                 return NULL;
2940         }
2941
2942         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2943
2944         if (cb == NULL) {
2945                 rte_errno = ENOMEM;
2946                 return NULL;
2947         }
2948
2949         cb->fn.rx = fn;
2950         cb->param = user_param;
2951
2952         rte_spinlock_lock(&rte_eth_rx_cb_lock);
2953         /* Add the callbacks at fisrt position*/
2954         cb->next = rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
2955         rte_smp_wmb();
2956         rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
2957         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
2958
2959         return cb;
2960 }
2961
2962 void *
2963 rte_eth_add_tx_callback(uint8_t port_id, uint16_t queue_id,
2964                 rte_tx_callback_fn fn, void *user_param)
2965 {
2966 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2967         rte_errno = ENOTSUP;
2968         return NULL;
2969 #endif
2970         /* check input parameters */
2971         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2972                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
2973                 rte_errno = EINVAL;
2974                 return NULL;
2975         }
2976
2977         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2978
2979         if (cb == NULL) {
2980                 rte_errno = ENOMEM;
2981                 return NULL;
2982         }
2983
2984         cb->fn.tx = fn;
2985         cb->param = user_param;
2986
2987         rte_spinlock_lock(&rte_eth_tx_cb_lock);
2988         /* Add the callbacks in fifo order. */
2989         struct rte_eth_rxtx_callback *tail =
2990                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id];
2991
2992         if (!tail) {
2993                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id] = cb;
2994
2995         } else {
2996                 while (tail->next)
2997                         tail = tail->next;
2998                 tail->next = cb;
2999         }
3000         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3001
3002         return cb;
3003 }
3004
3005 int
3006 rte_eth_remove_rx_callback(uint8_t port_id, uint16_t queue_id,
3007                 struct rte_eth_rxtx_callback *user_cb)
3008 {
3009 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3010         return -ENOTSUP;
3011 #endif
3012         /* Check input parameters. */
3013         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3014         if (user_cb == NULL ||
3015                         queue_id >= rte_eth_devices[port_id].data->nb_rx_queues)
3016                 return -EINVAL;
3017
3018         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3019         struct rte_eth_rxtx_callback *cb;
3020         struct rte_eth_rxtx_callback **prev_cb;
3021         int ret = -EINVAL;
3022
3023         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3024         prev_cb = &dev->post_rx_burst_cbs[queue_id];
3025         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3026                 cb = *prev_cb;
3027                 if (cb == user_cb) {
3028                         /* Remove the user cb from the callback list. */
3029                         *prev_cb = cb->next;
3030                         ret = 0;
3031                         break;
3032                 }
3033         }
3034         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3035
3036         return ret;
3037 }
3038
3039 int
3040 rte_eth_remove_tx_callback(uint8_t port_id, uint16_t queue_id,
3041                 struct rte_eth_rxtx_callback *user_cb)
3042 {
3043 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3044         return -ENOTSUP;
3045 #endif
3046         /* Check input parameters. */
3047         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3048         if (user_cb == NULL ||
3049                         queue_id >= rte_eth_devices[port_id].data->nb_tx_queues)
3050                 return -EINVAL;
3051
3052         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3053         int ret = -EINVAL;
3054         struct rte_eth_rxtx_callback *cb;
3055         struct rte_eth_rxtx_callback **prev_cb;
3056
3057         rte_spinlock_lock(&rte_eth_tx_cb_lock);
3058         prev_cb = &dev->pre_tx_burst_cbs[queue_id];
3059         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3060                 cb = *prev_cb;
3061                 if (cb == user_cb) {
3062                         /* Remove the user cb from the callback list. */
3063                         *prev_cb = cb->next;
3064                         ret = 0;
3065                         break;
3066                 }
3067         }
3068         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3069
3070         return ret;
3071 }
3072
3073 int
3074 rte_eth_rx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3075         struct rte_eth_rxq_info *qinfo)
3076 {
3077         struct rte_eth_dev *dev;
3078
3079         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3080
3081         if (qinfo == NULL)
3082                 return -EINVAL;
3083
3084         dev = &rte_eth_devices[port_id];
3085         if (queue_id >= dev->data->nb_rx_queues) {
3086                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
3087                 return -EINVAL;
3088         }
3089
3090         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
3091
3092         memset(qinfo, 0, sizeof(*qinfo));
3093         dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
3094         return 0;
3095 }
3096
3097 int
3098 rte_eth_tx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3099         struct rte_eth_txq_info *qinfo)
3100 {
3101         struct rte_eth_dev *dev;
3102
3103         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3104
3105         if (qinfo == NULL)
3106                 return -EINVAL;
3107
3108         dev = &rte_eth_devices[port_id];
3109         if (queue_id >= dev->data->nb_tx_queues) {
3110                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
3111                 return -EINVAL;
3112         }
3113
3114         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
3115
3116         memset(qinfo, 0, sizeof(*qinfo));
3117         dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
3118         return 0;
3119 }
3120
3121 int
3122 rte_eth_dev_set_mc_addr_list(uint8_t port_id,
3123                              struct ether_addr *mc_addr_set,
3124                              uint32_t nb_mc_addr)
3125 {
3126         struct rte_eth_dev *dev;
3127
3128         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3129
3130         dev = &rte_eth_devices[port_id];
3131         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_mc_addr_list, -ENOTSUP);
3132         return dev->dev_ops->set_mc_addr_list(dev, mc_addr_set, nb_mc_addr);
3133 }
3134
3135 int
3136 rte_eth_timesync_enable(uint8_t port_id)
3137 {
3138         struct rte_eth_dev *dev;
3139
3140         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3141         dev = &rte_eth_devices[port_id];
3142
3143         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
3144         return (*dev->dev_ops->timesync_enable)(dev);
3145 }
3146
3147 int
3148 rte_eth_timesync_disable(uint8_t port_id)
3149 {
3150         struct rte_eth_dev *dev;
3151
3152         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3153         dev = &rte_eth_devices[port_id];
3154
3155         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
3156         return (*dev->dev_ops->timesync_disable)(dev);
3157 }
3158
3159 int
3160 rte_eth_timesync_read_rx_timestamp(uint8_t port_id, struct timespec *timestamp,
3161                                    uint32_t flags)
3162 {
3163         struct rte_eth_dev *dev;
3164
3165         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3166         dev = &rte_eth_devices[port_id];
3167
3168         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp, -ENOTSUP);
3169         return (*dev->dev_ops->timesync_read_rx_timestamp)(dev, timestamp, flags);
3170 }
3171
3172 int
3173 rte_eth_timesync_read_tx_timestamp(uint8_t port_id, struct timespec *timestamp)
3174 {
3175         struct rte_eth_dev *dev;
3176
3177         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3178         dev = &rte_eth_devices[port_id];
3179
3180         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp, -ENOTSUP);
3181         return (*dev->dev_ops->timesync_read_tx_timestamp)(dev, timestamp);
3182 }
3183
3184 int
3185 rte_eth_timesync_adjust_time(uint8_t port_id, int64_t delta)
3186 {
3187         struct rte_eth_dev *dev;
3188
3189         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3190         dev = &rte_eth_devices[port_id];
3191
3192         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_adjust_time, -ENOTSUP);
3193         return (*dev->dev_ops->timesync_adjust_time)(dev, delta);
3194 }
3195
3196 int
3197 rte_eth_timesync_read_time(uint8_t port_id, struct timespec *timestamp)
3198 {
3199         struct rte_eth_dev *dev;
3200
3201         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3202         dev = &rte_eth_devices[port_id];
3203
3204         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_time, -ENOTSUP);
3205         return (*dev->dev_ops->timesync_read_time)(dev, timestamp);
3206 }
3207
3208 int
3209 rte_eth_timesync_write_time(uint8_t port_id, const struct timespec *timestamp)
3210 {
3211         struct rte_eth_dev *dev;
3212
3213         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3214         dev = &rte_eth_devices[port_id];
3215
3216         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_write_time, -ENOTSUP);
3217         return (*dev->dev_ops->timesync_write_time)(dev, timestamp);
3218 }
3219
3220 int
3221 rte_eth_dev_get_reg_info(uint8_t port_id, struct rte_dev_reg_info *info)
3222 {
3223         struct rte_eth_dev *dev;
3224
3225         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3226
3227         dev = &rte_eth_devices[port_id];
3228         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
3229         return (*dev->dev_ops->get_reg)(dev, info);
3230 }
3231
3232 int
3233 rte_eth_dev_get_eeprom_length(uint8_t port_id)
3234 {
3235         struct rte_eth_dev *dev;
3236
3237         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3238
3239         dev = &rte_eth_devices[port_id];
3240         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
3241         return (*dev->dev_ops->get_eeprom_length)(dev);
3242 }
3243
3244 int
3245 rte_eth_dev_get_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3246 {
3247         struct rte_eth_dev *dev;
3248
3249         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3250
3251         dev = &rte_eth_devices[port_id];
3252         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
3253         return (*dev->dev_ops->get_eeprom)(dev, info);
3254 }
3255
3256 int
3257 rte_eth_dev_set_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3258 {
3259         struct rte_eth_dev *dev;
3260
3261         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3262
3263         dev = &rte_eth_devices[port_id];
3264         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
3265         return (*dev->dev_ops->set_eeprom)(dev, info);
3266 }
3267
3268 int
3269 rte_eth_dev_get_dcb_info(uint8_t port_id,
3270                              struct rte_eth_dcb_info *dcb_info)
3271 {
3272         struct rte_eth_dev *dev;
3273
3274         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3275
3276         dev = &rte_eth_devices[port_id];
3277         memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
3278
3279         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
3280         return (*dev->dev_ops->get_dcb_info)(dev, dcb_info);
3281 }
3282
3283 void
3284 rte_eth_copy_pci_info(struct rte_eth_dev *eth_dev, struct rte_pci_device *pci_dev)
3285 {
3286         if ((eth_dev == NULL) || (pci_dev == NULL)) {
3287                 RTE_PMD_DEBUG_TRACE("NULL pointer eth_dev=%p pci_dev=%p\n",
3288                                 eth_dev, pci_dev);
3289                 return;
3290         }
3291
3292         eth_dev->data->dev_flags = 0;
3293         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_INTR_LSC)
3294                 eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC;
3295         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_DETACHABLE)
3296                 eth_dev->data->dev_flags |= RTE_ETH_DEV_DETACHABLE;
3297
3298         eth_dev->data->kdrv = pci_dev->kdrv;
3299         eth_dev->data->numa_node = pci_dev->device.numa_node;
3300         eth_dev->data->drv_name = pci_dev->driver->driver.name;
3301 }
3302
3303 int
3304 rte_eth_dev_l2_tunnel_eth_type_conf(uint8_t port_id,
3305                                     struct rte_eth_l2_tunnel_conf *l2_tunnel)
3306 {
3307         struct rte_eth_dev *dev;
3308
3309         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3310         if (l2_tunnel == NULL) {
3311                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3312                 return -EINVAL;
3313         }
3314
3315         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3316                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
3317                 return -EINVAL;
3318         }
3319
3320         dev = &rte_eth_devices[port_id];
3321         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_eth_type_conf,
3322                                 -ENOTSUP);
3323         return (*dev->dev_ops->l2_tunnel_eth_type_conf)(dev, l2_tunnel);
3324 }
3325
3326 int
3327 rte_eth_dev_l2_tunnel_offload_set(uint8_t port_id,
3328                                   struct rte_eth_l2_tunnel_conf *l2_tunnel,
3329                                   uint32_t mask,
3330                                   uint8_t en)
3331 {
3332         struct rte_eth_dev *dev;
3333
3334         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3335
3336         if (l2_tunnel == NULL) {
3337                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3338                 return -EINVAL;
3339         }
3340
3341         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3342                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type.\n");
3343                 return -EINVAL;
3344         }
3345
3346         if (mask == 0) {
3347                 RTE_PMD_DEBUG_TRACE("Mask should have a value.\n");
3348                 return -EINVAL;
3349         }
3350
3351         dev = &rte_eth_devices[port_id];
3352         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_offload_set,
3353                                 -ENOTSUP);
3354         return (*dev->dev_ops->l2_tunnel_offload_set)(dev, l2_tunnel, mask, en);
3355 }