lib/librte_ether/rte_ethdev.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2016 Intel Corporation. All rights reserved.
   5  *   All rights reserved.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Intel Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #include <sys/types.h>
  35 #include <sys/queue.h>
  36 #include <ctype.h>
  37 #include <stdio.h>
  38 #include <stdlib.h>
  39 #include <string.h>
  40 #include <stdarg.h>
  41 #include <errno.h>
  42 #include <stdint.h>
  43 #include <inttypes.h>
  44 #include <netinet/in.h>
  45
  46 #include <rte_byteorder.h>
  47 #include <rte_log.h>
  48 #include <rte_debug.h>
  49 #include <rte_interrupts.h>
  50 #include <rte_pci.h>
  51 #include <rte_memory.h>
  52 #include <rte_memcpy.h>
  53 #include <rte_memzone.h>
  54 #include <rte_launch.h>
  55 #include <rte_eal.h>
  56 #include <rte_per_lcore.h>
  57 #include <rte_lcore.h>
  58 #include <rte_atomic.h>
  59 #include <rte_branch_prediction.h>
  60 #include <rte_common.h>
  61 #include <rte_mempool.h>
  62 #include <rte_malloc.h>
  63 #include <rte_mbuf.h>
  64 #include <rte_errno.h>
  65 #include <rte_spinlock.h>
  66 #include <rte_string_fns.h>
  67
  68 #include "rte_ether.h"
  69 #include "rte_ethdev.h"
  70
  71 static const char *MZ_RTE_ETH_DEV_DATA = "rte_eth_dev_data";
  72 struct rte_eth_dev rte_eth_devices[RTE_MAX_ETHPORTS];
  73 static struct rte_eth_dev_data *rte_eth_dev_data;
  74 static uint8_t eth_dev_last_created_port;
  75 static uint8_t nb_ports;
  76
  77 /* spinlock for eth device callbacks */
  78 static rte_spinlock_t rte_eth_dev_cb_lock = RTE_SPINLOCK_INITIALIZER;
  79
  80 /* spinlock for add/remove rx callbacks */
  81 static rte_spinlock_t rte_eth_rx_cb_lock = RTE_SPINLOCK_INITIALIZER;
  82
  83 /* spinlock for add/remove tx callbacks */
  84 static rte_spinlock_t rte_eth_tx_cb_lock = RTE_SPINLOCK_INITIALIZER;
  85
  86 /* store statistics names and its offset in stats structure  */
  87 struct rte_eth_xstats_name_off {
  88         char name[RTE_ETH_XSTATS_NAME_SIZE];
  89         unsigned offset;
  90 };
  91
  92 static const struct rte_eth_xstats_name_off rte_stats_strings[] = {
  93         {"rx_good_packets", offsetof(struct rte_eth_stats, ipackets)},
  94         {"tx_good_packets", offsetof(struct rte_eth_stats, opackets)},
  95         {"rx_good_bytes", offsetof(struct rte_eth_stats, ibytes)},
  96         {"tx_good_bytes", offsetof(struct rte_eth_stats, obytes)},
  97         {"rx_errors", offsetof(struct rte_eth_stats, ierrors)},
  98         {"tx_errors", offsetof(struct rte_eth_stats, oerrors)},
  99         {"rx_mbuf_allocation_errors", offsetof(struct rte_eth_stats,
 100                 rx_nombuf)},
 101 };
 102
 103 #define RTE_NB_STATS (sizeof(rte_stats_strings) / sizeof(rte_stats_strings[0]))
 104
 105 static const struct rte_eth_xstats_name_off rte_rxq_stats_strings[] = {
 106         {"packets", offsetof(struct rte_eth_stats, q_ipackets)},
 107         {"bytes", offsetof(struct rte_eth_stats, q_ibytes)},
 108         {"errors", offsetof(struct rte_eth_stats, q_errors)},
 109 };
 110
 111 #define RTE_NB_RXQ_STATS (sizeof(rte_rxq_stats_strings) /       \
 112                 sizeof(rte_rxq_stats_strings[0]))
 113
 114 static const struct rte_eth_xstats_name_off rte_txq_stats_strings[] = {
 115         {"packets", offsetof(struct rte_eth_stats, q_opackets)},
 116         {"bytes", offsetof(struct rte_eth_stats, q_obytes)},
 117 };
 118 #define RTE_NB_TXQ_STATS (sizeof(rte_txq_stats_strings) /       \
 119                 sizeof(rte_txq_stats_strings[0]))
 120
 121
 122 /**
 123  * The user application callback description.
 124  *
 125  * It contains callback address to be registered by user application,
 126  * the pointer to the parameters for callback, and the event type.
 127  */
 128 struct rte_eth_dev_callback {
 129         TAILQ_ENTRY(rte_eth_dev_callback) next; /**< Callbacks list */
 130         rte_eth_dev_cb_fn cb_fn;                /**< Callback address */
 131         void *cb_arg;                           /**< Parameter for callback */
 132         enum rte_eth_event_type event;          /**< Interrupt event type */
 133         uint32_t active;                        /**< Callback is executing */
 134 };
 135
 136 enum {
 137         STAT_QMAP_TX = 0,
 138         STAT_QMAP_RX
 139 };
 140
 141 enum {
 142         DEV_DETACHED = 0,
 143         DEV_ATTACHED
 144 };
 145
 146 static void
 147 rte_eth_dev_data_alloc(void)
 148 {
 149         const unsigned flags = 0;
 150         const struct rte_memzone *mz;
 151
 152         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 153                 mz = rte_memzone_reserve(MZ_RTE_ETH_DEV_DATA,
 154                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data),
 155                                 rte_socket_id(), flags);
 156         } else
 157                 mz = rte_memzone_lookup(MZ_RTE_ETH_DEV_DATA);
 158         if (mz == NULL)
 159                 rte_panic("Cannot allocate memzone for ethernet port data\n");
 160
 161         rte_eth_dev_data = mz->addr;
 162         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 163                 memset(rte_eth_dev_data, 0,
 164                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data));
 165 }
 166
 167 struct rte_eth_dev *
 168 rte_eth_dev_allocated(const char *name)
 169 {
 170         unsigned i;
 171
 172         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 173                 if ((rte_eth_devices[i].attached == DEV_ATTACHED) &&
 174                     strcmp(rte_eth_devices[i].data->name, name) == 0)
 175                         return &rte_eth_devices[i];
 176         }
 177         return NULL;
 178 }
 179
 180 static uint8_t
 181 rte_eth_dev_find_free_port(void)
 182 {
 183         unsigned i;
 184
 185         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 186                 if (rte_eth_devices[i].attached == DEV_DETACHED)
 187                         return i;
 188         }
 189         return RTE_MAX_ETHPORTS;
 190 }
 191
 192 struct rte_eth_dev *
 193 rte_eth_dev_allocate(const char *name)
 194 {
 195         uint8_t port_id;
 196         struct rte_eth_dev *eth_dev;
 197
 198         port_id = rte_eth_dev_find_free_port();
 199         if (port_id == RTE_MAX_ETHPORTS) {
 200                 RTE_PMD_DEBUG_TRACE("Reached maximum number of Ethernet ports\n");
 201                 return NULL;
 202         }
 203
 204         if (rte_eth_dev_data == NULL)
 205                 rte_eth_dev_data_alloc();
 206
 207         if (rte_eth_dev_allocated(name) != NULL) {
 208                 RTE_PMD_DEBUG_TRACE("Ethernet Device with name %s already allocated!\n",
 209                                 name);
 210                 return NULL;
 211         }
 212
 213         eth_dev = &rte_eth_devices[port_id];
 214         eth_dev->data = &rte_eth_dev_data[port_id];
 215         snprintf(eth_dev->data->name, sizeof(eth_dev->data->name), "%s", name);
 216         eth_dev->data->port_id = port_id;
 217         eth_dev->attached = DEV_ATTACHED;
 218         eth_dev_last_created_port = port_id;
 219         nb_ports++;
 220         return eth_dev;
 221 }
 222
 223 int
 224 rte_eth_dev_release_port(struct rte_eth_dev *eth_dev)
 225 {
 226         if (eth_dev == NULL)
 227                 return -EINVAL;
 228
 229         eth_dev->attached = DEV_DETACHED;
 230         nb_ports--;
 231         return 0;
 232 }
 233
 234 int
 235 rte_eth_dev_pci_probe(struct rte_pci_driver *pci_drv,
 236                       struct rte_pci_device *pci_dev)
 237 {
 238         struct eth_driver    *eth_drv;
 239         struct rte_eth_dev *eth_dev;
 240         char ethdev_name[RTE_ETH_NAME_MAX_LEN];
 241
 242         int diag;
 243
 244         eth_drv = (struct eth_driver *)pci_drv;
 245
 246         rte_eal_pci_device_name(&pci_dev->addr, ethdev_name,
 247                         sizeof(ethdev_name));
 248
 249         eth_dev = rte_eth_dev_allocate(ethdev_name);
 250         if (eth_dev == NULL)
 251                 return -ENOMEM;
 252
 253         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 254                 eth_dev->data->dev_private = rte_zmalloc("ethdev private structure",
 255                                   eth_drv->dev_private_size,
 256                                   RTE_CACHE_LINE_SIZE);
 257                 if (eth_dev->data->dev_private == NULL)
 258                         rte_panic("Cannot allocate memzone for private port data\n");
 259         }
 260         eth_dev->pci_dev = pci_dev;
 261         eth_dev->driver = eth_drv;
 262         eth_dev->data->rx_mbuf_alloc_failed = 0;
 263
 264         /* init user callbacks */
 265         TAILQ_INIT(&(eth_dev->link_intr_cbs));
 266
 267         /*
 268          * Set the default MTU.
 269          */
 270         eth_dev->data->mtu = ETHER_MTU;
 271
 272         /* Invoke PMD device initialization function */
 273         diag = (*eth_drv->eth_dev_init)(eth_dev);
 274         if (diag == 0)
 275                 return 0;
 276
 277         RTE_PMD_DEBUG_TRACE("driver %s: eth_dev_init(vendor_id=0x%x device_id=0x%x) failed\n",
 278                         pci_drv->driver.name,
 279                         (unsigned) pci_dev->id.vendor_id,
 280                         (unsigned) pci_dev->id.device_id);
 281         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 282                 rte_free(eth_dev->data->dev_private);
 283         rte_eth_dev_release_port(eth_dev);
 284         return diag;
 285 }
 286
 287 int
 288 rte_eth_dev_pci_remove(struct rte_pci_device *pci_dev)
 289 {
 290         const struct eth_driver *eth_drv;
 291         struct rte_eth_dev *eth_dev;
 292         char ethdev_name[RTE_ETH_NAME_MAX_LEN];
 293         int ret;
 294
 295         if (pci_dev == NULL)
 296                 return -EINVAL;
 297
 298         rte_eal_pci_device_name(&pci_dev->addr, ethdev_name,
 299                         sizeof(ethdev_name));
 300
 301         eth_dev = rte_eth_dev_allocated(ethdev_name);
 302         if (eth_dev == NULL)
 303                 return -ENODEV;
 304
 305         eth_drv = (const struct eth_driver *)pci_dev->driver;
 306
 307         /* Invoke PMD device uninit function */
 308         if (*eth_drv->eth_dev_uninit) {
 309                 ret = (*eth_drv->eth_dev_uninit)(eth_dev);
 310                 if (ret)
 311                         return ret;
 312         }
 313
 314         /* free ether device */
 315         rte_eth_dev_release_port(eth_dev);
 316
 317         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 318                 rte_free(eth_dev->data->dev_private);
 319
 320         eth_dev->pci_dev = NULL;
 321         eth_dev->driver = NULL;
 322         eth_dev->data = NULL;
 323
 324         return 0;
 325 }
 326
 327 int
 328 rte_eth_dev_is_valid_port(uint8_t port_id)
 329 {
 330         if (port_id >= RTE_MAX_ETHPORTS ||
 331             rte_eth_devices[port_id].attached != DEV_ATTACHED)
 332                 return 0;
 333         else
 334                 return 1;
 335 }
 336
 337 int
 338 rte_eth_dev_socket_id(uint8_t port_id)
 339 {
 340         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -1);
 341         return rte_eth_devices[port_id].data->numa_node;
 342 }
 343
 344 uint8_t
 345 rte_eth_dev_count(void)
 346 {
 347         return nb_ports;
 348 }
 349
 350 int
 351 rte_eth_dev_get_name_by_port(uint8_t port_id, char *name)
 352 {
 353         char *tmp;
 354
 355         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 356
 357         if (name == NULL) {
 358                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 359                 return -EINVAL;
 360         }
 361
 362         /* shouldn't check 'rte_eth_devices[i].data',
 363          * because it might be overwritten by VDEV PMD */
 364         tmp = rte_eth_dev_data[port_id].name;
 365         strcpy(name, tmp);
 366         return 0;
 367 }
 368
 369 int
 370 rte_eth_dev_get_port_by_name(const char *name, uint8_t *port_id)
 371 {
 372         int i;
 373
 374         if (name == NULL) {
 375                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 376                 return -EINVAL;
 377         }
 378
 379         *port_id = RTE_MAX_ETHPORTS;
 380
 381         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 382
 383                 if (!strncmp(name,
 384                         rte_eth_dev_data[i].name, strlen(name))) {
 385
 386                         *port_id = i;
 387
 388                         return 0;
 389                 }
 390         }
 391         return -ENODEV;
 392 }
 393
 394 static int
 395 rte_eth_dev_is_detachable(uint8_t port_id)
 396 {
 397         uint32_t dev_flags;
 398
 399         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 400
 401         switch (rte_eth_devices[port_id].data->kdrv) {
 402         case RTE_KDRV_IGB_UIO:
 403         case RTE_KDRV_UIO_GENERIC:
 404         case RTE_KDRV_NIC_UIO:
 405         case RTE_KDRV_NONE:
 406                 break;
 407         case RTE_KDRV_VFIO:
 408         default:
 409                 return -ENOTSUP;
 410         }
 411         dev_flags = rte_eth_devices[port_id].data->dev_flags;
 412         if ((dev_flags & RTE_ETH_DEV_DETACHABLE) &&
 413                 (!(dev_flags & RTE_ETH_DEV_BONDED_SLAVE)))
 414                 return 0;
 415         else
 416                 return 1;
 417 }
 418
 419 /* attach the new device, then store port_id of the device */
 420 int
 421 rte_eth_dev_attach(const char *devargs, uint8_t *port_id)
 422 {
 423         int ret = -1;
 424         int current = rte_eth_dev_count();
 425         char *name = NULL;
 426         char *args = NULL;
 427
 428         if ((devargs == NULL) || (port_id == NULL)) {
 429                 ret = -EINVAL;
 430                 goto err;
 431         }
 432
 433         /* parse devargs, then retrieve device name and args */
 434         if (rte_eal_parse_devargs_str(devargs, &name, &args))
 435                 goto err;
 436
 437         ret = rte_eal_dev_attach(name, args);
 438         if (ret < 0)
 439                 goto err;
 440
 441         /* no point looking at the port count if no port exists */
 442         if (!rte_eth_dev_count()) {
 443                 RTE_LOG(ERR, EAL, "No port found for device (%s)\n", name);
 444                 ret = -1;
 445                 goto err;
 446         }
 447
 448         /* if nothing happened, there is a bug here, since some driver told us
 449          * it did attach a device, but did not create a port.
 450          */
 451         if (current == rte_eth_dev_count()) {
 452                 ret = -1;
 453                 goto err;
 454         }
 455
 456         *port_id = eth_dev_last_created_port;
 457         ret = 0;
 458
 459 err:
 460         free(name);
 461         free(args);
 462         return ret;
 463 }
 464
 465 /* detach the device, then store the name of the device */
 466 int
 467 rte_eth_dev_detach(uint8_t port_id, char *name)
 468 {
 469         int ret = -1;
 470
 471         if (name == NULL) {
 472                 ret = -EINVAL;
 473                 goto err;
 474         }
 475
 476         /* FIXME: move this to eal, once device flags are relocated there */
 477         if (rte_eth_dev_is_detachable(port_id))
 478                 goto err;
 479
 480         snprintf(name, sizeof(rte_eth_devices[port_id].data->name),
 481                  "%s", rte_eth_devices[port_id].data->name);
 482         ret = rte_eal_dev_detach(name);
 483         if (ret < 0)
 484                 goto err;
 485
 486         return 0;
 487
 488 err:
 489         return ret;
 490 }
 491
 492 static int
 493 rte_eth_dev_rx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 494 {
 495         uint16_t old_nb_queues = dev->data->nb_rx_queues;
 496         void **rxq;
 497         unsigned i;
 498
 499         if (dev->data->rx_queues == NULL && nb_queues != 0) { /* first time configuration */
 500                 dev->data->rx_queues = rte_zmalloc("ethdev->rx_queues",
 501                                 sizeof(dev->data->rx_queues[0]) * nb_queues,
 502                                 RTE_CACHE_LINE_SIZE);
 503                 if (dev->data->rx_queues == NULL) {
 504                         dev->data->nb_rx_queues = 0;
 505                         return -(ENOMEM);
 506                 }
 507         } else if (dev->data->rx_queues != NULL && nb_queues != 0) { /* re-configure */
 508                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 509
 510                 rxq = dev->data->rx_queues;
 511
 512                 for (i = nb_queues; i < old_nb_queues; i++)
 513                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 514                 rxq = rte_realloc(rxq, sizeof(rxq[0]) * nb_queues,
 515                                 RTE_CACHE_LINE_SIZE);
 516                 if (rxq == NULL)
 517                         return -(ENOMEM);
 518                 if (nb_queues > old_nb_queues) {
 519                         uint16_t new_qs = nb_queues - old_nb_queues;
 520
 521                         memset(rxq + old_nb_queues, 0,
 522                                 sizeof(rxq[0]) * new_qs);
 523                 }
 524
 525                 dev->data->rx_queues = rxq;
 526
 527         } else if (dev->data->rx_queues != NULL && nb_queues == 0) {
 528                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 529
 530                 rxq = dev->data->rx_queues;
 531
 532                 for (i = nb_queues; i < old_nb_queues; i++)
 533                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 534         }
 535         dev->data->nb_rx_queues = nb_queues;
 536         return 0;
 537 }
 538
 539 int
 540 rte_eth_dev_rx_queue_start(uint8_t port_id, uint16_t rx_queue_id)
 541 {
 542         struct rte_eth_dev *dev;
 543
 544         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 545
 546         dev = &rte_eth_devices[port_id];
 547         if (rx_queue_id >= dev->data->nb_rx_queues) {
 548                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 549                 return -EINVAL;
 550         }
 551
 552         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_start, -ENOTSUP);
 553
 554         if (dev->data->rx_queue_state[rx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 555                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 556                         " already started\n",
 557                         rx_queue_id, port_id);
 558                 return 0;
 559         }
 560
 561         return dev->dev_ops->rx_queue_start(dev, rx_queue_id);
 562
 563 }
 564
 565 int
 566 rte_eth_dev_rx_queue_stop(uint8_t port_id, uint16_t rx_queue_id)
 567 {
 568         struct rte_eth_dev *dev;
 569
 570         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 571
 572         dev = &rte_eth_devices[port_id];
 573         if (rx_queue_id >= dev->data->nb_rx_queues) {
 574                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 575                 return -EINVAL;
 576         }
 577
 578         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_stop, -ENOTSUP);
 579
 580         if (dev->data->rx_queue_state[rx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 581                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 582                         " already stopped\n",
 583                         rx_queue_id, port_id);
 584                 return 0;
 585         }
 586
 587         return dev->dev_ops->rx_queue_stop(dev, rx_queue_id);
 588
 589 }
 590
 591 int
 592 rte_eth_dev_tx_queue_start(uint8_t port_id, uint16_t tx_queue_id)
 593 {
 594         struct rte_eth_dev *dev;
 595
 596         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 597
 598         dev = &rte_eth_devices[port_id];
 599         if (tx_queue_id >= dev->data->nb_tx_queues) {
 600                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 601                 return -EINVAL;
 602         }
 603
 604         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_start, -ENOTSUP);
 605
 606         if (dev->data->tx_queue_state[tx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 607                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 608                         " already started\n",
 609                         tx_queue_id, port_id);
 610                 return 0;
 611         }
 612
 613         return dev->dev_ops->tx_queue_start(dev, tx_queue_id);
 614
 615 }
 616
 617 int
 618 rte_eth_dev_tx_queue_stop(uint8_t port_id, uint16_t tx_queue_id)
 619 {
 620         struct rte_eth_dev *dev;
 621
 622         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 623
 624         dev = &rte_eth_devices[port_id];
 625         if (tx_queue_id >= dev->data->nb_tx_queues) {
 626                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 627                 return -EINVAL;
 628         }
 629
 630         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_stop, -ENOTSUP);
 631
 632         if (dev->data->tx_queue_state[tx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 633                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 634                         " already stopped\n",
 635                         tx_queue_id, port_id);
 636                 return 0;
 637         }
 638
 639         return dev->dev_ops->tx_queue_stop(dev, tx_queue_id);
 640
 641 }
 642
 643 static int
 644 rte_eth_dev_tx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 645 {
 646         uint16_t old_nb_queues = dev->data->nb_tx_queues;
 647         void **txq;
 648         unsigned i;
 649
 650         if (dev->data->tx_queues == NULL && nb_queues != 0) { /* first time configuration */
 651                 dev->data->tx_queues = rte_zmalloc("ethdev->tx_queues",
 652                                                    sizeof(dev->data->tx_queues[0]) * nb_queues,
 653                                                    RTE_CACHE_LINE_SIZE);
 654                 if (dev->data->tx_queues == NULL) {
 655                         dev->data->nb_tx_queues = 0;
 656                         return -(ENOMEM);
 657                 }
 658         } else if (dev->data->tx_queues != NULL && nb_queues != 0) { /* re-configure */
 659                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 660
 661                 txq = dev->data->tx_queues;
 662
 663                 for (i = nb_queues; i < old_nb_queues; i++)
 664                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 665                 txq = rte_realloc(txq, sizeof(txq[0]) * nb_queues,
 666                                   RTE_CACHE_LINE_SIZE);
 667                 if (txq == NULL)
 668                         return -ENOMEM;
 669                 if (nb_queues > old_nb_queues) {
 670                         uint16_t new_qs = nb_queues - old_nb_queues;
 671
 672                         memset(txq + old_nb_queues, 0,
 673                                sizeof(txq[0]) * new_qs);
 674                 }
 675
 676                 dev->data->tx_queues = txq;
 677
 678         } else if (dev->data->tx_queues != NULL && nb_queues == 0) {
 679                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 680
 681                 txq = dev->data->tx_queues;
 682
 683                 for (i = nb_queues; i < old_nb_queues; i++)
 684                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 685         }
 686         dev->data->nb_tx_queues = nb_queues;
 687         return 0;
 688 }
 689
 690 uint32_t
 691 rte_eth_speed_bitflag(uint32_t speed, int duplex)
 692 {
 693         switch (speed) {
 694         case ETH_SPEED_NUM_10M:
 695                 return duplex ? ETH_LINK_SPEED_10M : ETH_LINK_SPEED_10M_HD;
 696         case ETH_SPEED_NUM_100M:
 697                 return duplex ? ETH_LINK_SPEED_100M : ETH_LINK_SPEED_100M_HD;
 698         case ETH_SPEED_NUM_1G:
 699                 return ETH_LINK_SPEED_1G;
 700         case ETH_SPEED_NUM_2_5G:
 701                 return ETH_LINK_SPEED_2_5G;
 702         case ETH_SPEED_NUM_5G:
 703                 return ETH_LINK_SPEED_5G;
 704         case ETH_SPEED_NUM_10G:
 705                 return ETH_LINK_SPEED_10G;
 706         case ETH_SPEED_NUM_20G:
 707                 return ETH_LINK_SPEED_20G;
 708         case ETH_SPEED_NUM_25G:
 709                 return ETH_LINK_SPEED_25G;
 710         case ETH_SPEED_NUM_40G:
 711                 return ETH_LINK_SPEED_40G;
 712         case ETH_SPEED_NUM_50G:
 713                 return ETH_LINK_SPEED_50G;
 714         case ETH_SPEED_NUM_56G:
 715                 return ETH_LINK_SPEED_56G;
 716         case ETH_SPEED_NUM_100G:
 717                 return ETH_LINK_SPEED_100G;
 718         default:
 719                 return 0;
 720         }
 721 }
 722
 723 int
 724 rte_eth_dev_configure(uint8_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 725                       const struct rte_eth_conf *dev_conf)
 726 {
 727         struct rte_eth_dev *dev;
 728         struct rte_eth_dev_info dev_info;
 729         int diag;
 730
 731         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 732
 733         if (nb_rx_q > RTE_MAX_QUEUES_PER_PORT) {
 734                 RTE_PMD_DEBUG_TRACE(
 735                         "Number of RX queues requested (%u) is greater than max supported(%d)\n",
 736                         nb_rx_q, RTE_MAX_QUEUES_PER_PORT);
 737                 return -EINVAL;
 738         }
 739
 740         if (nb_tx_q > RTE_MAX_QUEUES_PER_PORT) {
 741                 RTE_PMD_DEBUG_TRACE(
 742                         "Number of TX queues requested (%u) is greater than max supported(%d)\n",
 743                         nb_tx_q, RTE_MAX_QUEUES_PER_PORT);
 744                 return -EINVAL;
 745         }
 746
 747         dev = &rte_eth_devices[port_id];
 748
 749         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
 750         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
 751
 752         if (dev->data->dev_started) {
 753                 RTE_PMD_DEBUG_TRACE(
 754                     "port %d must be stopped to allow configuration\n", port_id);
 755                 return -EBUSY;
 756         }
 757
 758         /* Copy the dev_conf parameter into the dev structure */
 759         memcpy(&dev->data->dev_conf, dev_conf, sizeof(dev->data->dev_conf));
 760
 761         /*
 762          * Check that the numbers of RX and TX queues are not greater
 763          * than the maximum number of RX and TX queues supported by the
 764          * configured device.
 765          */
 766         (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
 767
 768         if (nb_rx_q == 0 && nb_tx_q == 0) {
 769                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d both rx and tx queue cannot be 0\n", port_id);
 770                 return -EINVAL;
 771         }
 772
 773         if (nb_rx_q > dev_info.max_rx_queues) {
 774                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_queues=%d > %d\n",
 775                                 port_id, nb_rx_q, dev_info.max_rx_queues);
 776                 return -EINVAL;
 777         }
 778
 779         if (nb_tx_q > dev_info.max_tx_queues) {
 780                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_queues=%d > %d\n",
 781                                 port_id, nb_tx_q, dev_info.max_tx_queues);
 782                 return -EINVAL;
 783         }
 784
 785         /*
 786          * If link state interrupt is enabled, check that the
 787          * device supports it.
 788          */
 789         if ((dev_conf->intr_conf.lsc == 1) &&
 790                 (!(dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC))) {
 791                         RTE_PMD_DEBUG_TRACE("driver %s does not support lsc\n",
 792                                         dev->data->drv_name);
 793                         return -EINVAL;
 794         }
 795
 796         /*
 797          * If jumbo frames are enabled, check that the maximum RX packet
 798          * length is supported by the configured device.
 799          */
 800         if (dev_conf->rxmode.jumbo_frame == 1) {
 801                 if (dev_conf->rxmode.max_rx_pkt_len >
 802                     dev_info.max_rx_pktlen) {
 803                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 804                                 " > max valid value %u\n",
 805                                 port_id,
 806                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 807                                 (unsigned)dev_info.max_rx_pktlen);
 808                         return -EINVAL;
 809                 } else if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN) {
 810                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 811                                 " < min valid value %u\n",
 812                                 port_id,
 813                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 814                                 (unsigned)ETHER_MIN_LEN);
 815                         return -EINVAL;
 816                 }
 817         } else {
 818                 if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN ||
 819                         dev_conf->rxmode.max_rx_pkt_len > ETHER_MAX_LEN)
 820                         /* Use default value */
 821                         dev->data->dev_conf.rxmode.max_rx_pkt_len =
 822                                                         ETHER_MAX_LEN;
 823         }
 824
 825         /*
 826          * Setup new number of RX/TX queues and reconfigure device.
 827          */
 828         diag = rte_eth_dev_rx_queue_config(dev, nb_rx_q);
 829         if (diag != 0) {
 830                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_rx_queue_config = %d\n",
 831                                 port_id, diag);
 832                 return diag;
 833         }
 834
 835         diag = rte_eth_dev_tx_queue_config(dev, nb_tx_q);
 836         if (diag != 0) {
 837                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_tx_queue_config = %d\n",
 838                                 port_id, diag);
 839                 rte_eth_dev_rx_queue_config(dev, 0);
 840                 return diag;
 841         }
 842
 843         diag = (*dev->dev_ops->dev_configure)(dev);
 844         if (diag != 0) {
 845                 RTE_PMD_DEBUG_TRACE("port%d dev_configure = %d\n",
 846                                 port_id, diag);
 847                 rte_eth_dev_rx_queue_config(dev, 0);
 848                 rte_eth_dev_tx_queue_config(dev, 0);
 849                 return diag;
 850         }
 851
 852         return 0;
 853 }
 854
 855 static void
 856 rte_eth_dev_config_restore(uint8_t port_id)
 857 {
 858         struct rte_eth_dev *dev;
 859         struct rte_eth_dev_info dev_info;
 860         struct ether_addr addr;
 861         uint16_t i;
 862         uint32_t pool = 0;
 863
 864         dev = &rte_eth_devices[port_id];
 865
 866         rte_eth_dev_info_get(port_id, &dev_info);
 867
 868         if (RTE_ETH_DEV_SRIOV(dev).active)
 869                 pool = RTE_ETH_DEV_SRIOV(dev).def_vmdq_idx;
 870
 871         /* replay MAC address configuration */
 872         for (i = 0; i < dev_info.max_mac_addrs; i++) {
 873                 addr = dev->data->mac_addrs[i];
 874
 875                 /* skip zero address */
 876                 if (is_zero_ether_addr(&addr))
 877                         continue;
 878
 879                 /* add address to the hardware */
 880                 if  (*dev->dev_ops->mac_addr_add &&
 881                         (dev->data->mac_pool_sel[i] & (1ULL << pool)))
 882                         (*dev->dev_ops->mac_addr_add)(dev, &addr, i, pool);
 883                 else {
 884                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array not supported\n",
 885                                         port_id);
 886                         /* exit the loop but not return an error */
 887                         break;
 888                 }
 889         }
 890
 891         /* replay promiscuous configuration */
 892         if (rte_eth_promiscuous_get(port_id) == 1)
 893                 rte_eth_promiscuous_enable(port_id);
 894         else if (rte_eth_promiscuous_get(port_id) == 0)
 895                 rte_eth_promiscuous_disable(port_id);
 896
 897         /* replay all multicast configuration */
 898         if (rte_eth_allmulticast_get(port_id) == 1)
 899                 rte_eth_allmulticast_enable(port_id);
 900         else if (rte_eth_allmulticast_get(port_id) == 0)
 901                 rte_eth_allmulticast_disable(port_id);
 902 }
 903
 904 int
 905 rte_eth_dev_start(uint8_t port_id)
 906 {
 907         struct rte_eth_dev *dev;
 908         int diag;
 909
 910         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 911
 912         dev = &rte_eth_devices[port_id];
 913
 914         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
 915
 916         if (dev->data->dev_started != 0) {
 917                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
 918                         " already started\n",
 919                         port_id);
 920                 return 0;
 921         }
 922
 923         diag = (*dev->dev_ops->dev_start)(dev);
 924         if (diag == 0)
 925                 dev->data->dev_started = 1;
 926         else
 927                 return diag;
 928
 929         rte_eth_dev_config_restore(port_id);
 930
 931         if (dev->data->dev_conf.intr_conf.lsc == 0) {
 932                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
 933                 (*dev->dev_ops->link_update)(dev, 0);
 934         }
 935         return 0;
 936 }
 937
 938 void
 939 rte_eth_dev_stop(uint8_t port_id)
 940 {
 941         struct rte_eth_dev *dev;
 942
 943         RTE_ETH_VALID_PORTID_OR_RET(port_id);
 944         dev = &rte_eth_devices[port_id];
 945
 946         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
 947
 948         if (dev->data->dev_started == 0) {
 949                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
 950                         " already stopped\n",
 951                         port_id);
 952                 return;
 953         }
 954
 955         dev->data->dev_started = 0;
 956         (*dev->dev_ops->dev_stop)(dev);
 957 }
 958
 959 int
 960 rte_eth_dev_set_link_up(uint8_t port_id)
 961 {
 962         struct rte_eth_dev *dev;
 963
 964         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 965
 966         dev = &rte_eth_devices[port_id];
 967
 968         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_up, -ENOTSUP);
 969         return (*dev->dev_ops->dev_set_link_up)(dev);
 970 }
 971
 972 int
 973 rte_eth_dev_set_link_down(uint8_t port_id)
 974 {
 975         struct rte_eth_dev *dev;
 976
 977         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 978
 979         dev = &rte_eth_devices[port_id];
 980
 981         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_down, -ENOTSUP);
 982         return (*dev->dev_ops->dev_set_link_down)(dev);
 983 }
 984
 985 void
 986 rte_eth_dev_close(uint8_t port_id)
 987 {
 988         struct rte_eth_dev *dev;
 989
 990         RTE_ETH_VALID_PORTID_OR_RET(port_id);
 991         dev = &rte_eth_devices[port_id];
 992
 993         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_close);
 994         dev->data->dev_started = 0;
 995         (*dev->dev_ops->dev_close)(dev);
 996
 997         rte_free(dev->data->rx_queues);
 998         dev->data->rx_queues = NULL;
 999         rte_free(dev->data->tx_queues);
1000         dev->data->tx_queues = NULL;
1001 }
1002
1003 int
1004 rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id,
1005                        uint16_t nb_rx_desc, unsigned int socket_id,
1006                        const struct rte_eth_rxconf *rx_conf,
1007                        struct rte_mempool *mp)
1008 {
1009         int ret;
1010         uint32_t mbp_buf_size;
1011         struct rte_eth_dev *dev;
1012         struct rte_eth_dev_info dev_info;
1013
1014         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1015
1016         dev = &rte_eth_devices[port_id];
1017         if (rx_queue_id >= dev->data->nb_rx_queues) {
1018                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
1019                 return -EINVAL;
1020         }
1021
1022         if (dev->data->dev_started) {
1023                 RTE_PMD_DEBUG_TRACE(
1024                     "port %d must be stopped to allow configuration\n", port_id);
1025                 return -EBUSY;
1026         }
1027
1028         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1029         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
1030
1031         /*
1032          * Check the size of the mbuf data buffer.
1033          * This value must be provided in the private data of the memory pool.
1034          * First check that the memory pool has a valid private data.
1035          */
1036         rte_eth_dev_info_get(port_id, &dev_info);
1037         if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
1038                 RTE_PMD_DEBUG_TRACE("%s private_data_size %d < %d\n",
1039                                 mp->name, (int) mp->private_data_size,
1040                                 (int) sizeof(struct rte_pktmbuf_pool_private));
1041                 return -ENOSPC;
1042         }
1043         mbp_buf_size = rte_pktmbuf_data_room_size(mp);
1044
1045         if ((mbp_buf_size - RTE_PKTMBUF_HEADROOM) < dev_info.min_rx_bufsize) {
1046                 RTE_PMD_DEBUG_TRACE("%s mbuf_data_room_size %d < %d "
1047                                 "(RTE_PKTMBUF_HEADROOM=%d + min_rx_bufsize(dev)"
1048                                 "=%d)\n",
1049                                 mp->name,
1050                                 (int)mbp_buf_size,
1051                                 (int)(RTE_PKTMBUF_HEADROOM +
1052                                       dev_info.min_rx_bufsize),
1053                                 (int)RTE_PKTMBUF_HEADROOM,
1054                                 (int)dev_info.min_rx_bufsize);
1055                 return -EINVAL;
1056         }
1057
1058         if (nb_rx_desc > dev_info.rx_desc_lim.nb_max ||
1059                         nb_rx_desc < dev_info.rx_desc_lim.nb_min ||
1060                         nb_rx_desc % dev_info.rx_desc_lim.nb_align != 0) {
1061
1062                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_rx_desc(=%hu), "
1063                         "should be: <= %hu, = %hu, and a product of %hu\n",
1064                         nb_rx_desc,
1065                         dev_info.rx_desc_lim.nb_max,
1066                         dev_info.rx_desc_lim.nb_min,
1067                         dev_info.rx_desc_lim.nb_align);
1068                 return -EINVAL;
1069         }
1070
1071         if (rx_conf == NULL)
1072                 rx_conf = &dev_info.default_rxconf;
1073
1074         ret = (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
1075                                               socket_id, rx_conf, mp);
1076         if (!ret) {
1077                 if (!dev->data->min_rx_buf_size ||
1078                     dev->data->min_rx_buf_size > mbp_buf_size)
1079                         dev->data->min_rx_buf_size = mbp_buf_size;
1080         }
1081
1082         return ret;
1083 }
1084
1085 int
1086 rte_eth_tx_queue_setup(uint8_t port_id, uint16_t tx_queue_id,
1087                        uint16_t nb_tx_desc, unsigned int socket_id,
1088                        const struct rte_eth_txconf *tx_conf)
1089 {
1090         struct rte_eth_dev *dev;
1091         struct rte_eth_dev_info dev_info;
1092
1093         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1094
1095         dev = &rte_eth_devices[port_id];
1096         if (tx_queue_id >= dev->data->nb_tx_queues) {
1097                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
1098                 return -EINVAL;
1099         }
1100
1101         if (dev->data->dev_started) {
1102                 RTE_PMD_DEBUG_TRACE(
1103                     "port %d must be stopped to allow configuration\n", port_id);
1104                 return -EBUSY;
1105         }
1106
1107         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1108         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
1109
1110         rte_eth_dev_info_get(port_id, &dev_info);
1111
1112         if (nb_tx_desc > dev_info.tx_desc_lim.nb_max ||
1113             nb_tx_desc < dev_info.tx_desc_lim.nb_min ||
1114             nb_tx_desc % dev_info.tx_desc_lim.nb_align != 0) {
1115                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_tx_desc(=%hu), "
1116                                 "should be: <= %hu, = %hu, and a product of %hu\n",
1117                                 nb_tx_desc,
1118                                 dev_info.tx_desc_lim.nb_max,
1119                                 dev_info.tx_desc_lim.nb_min,
1120                                 dev_info.tx_desc_lim.nb_align);
1121                 return -EINVAL;
1122         }
1123
1124         if (tx_conf == NULL)
1125                 tx_conf = &dev_info.default_txconf;
1126
1127         return (*dev->dev_ops->tx_queue_setup)(dev, tx_queue_id, nb_tx_desc,
1128                                                socket_id, tx_conf);
1129 }
1130
1131 void
1132 rte_eth_tx_buffer_drop_callback(struct rte_mbuf **pkts, uint16_t unsent,
1133                 void *userdata __rte_unused)
1134 {
1135         unsigned i;
1136
1137         for (i = 0; i < unsent; i++)
1138                 rte_pktmbuf_free(pkts[i]);
1139 }
1140
1141 void
1142 rte_eth_tx_buffer_count_callback(struct rte_mbuf **pkts, uint16_t unsent,
1143                 void *userdata)
1144 {
1145         uint64_t *count = userdata;
1146         unsigned i;
1147
1148         for (i = 0; i < unsent; i++)
1149                 rte_pktmbuf_free(pkts[i]);
1150
1151         *count += unsent;
1152 }
1153
1154 int
1155 rte_eth_tx_buffer_set_err_callback(struct rte_eth_dev_tx_buffer *buffer,
1156                 buffer_tx_error_fn cbfn, void *userdata)
1157 {
1158         buffer->error_callback = cbfn;
1159         buffer->error_userdata = userdata;
1160         return 0;
1161 }
1162
1163 int
1164 rte_eth_tx_buffer_init(struct rte_eth_dev_tx_buffer *buffer, uint16_t size)
1165 {
1166         int ret = 0;
1167
1168         if (buffer == NULL)
1169                 return -EINVAL;
1170
1171         buffer->size = size;
1172         if (buffer->error_callback == NULL) {
1173                 ret = rte_eth_tx_buffer_set_err_callback(
1174                         buffer, rte_eth_tx_buffer_drop_callback, NULL);
1175         }
1176
1177         return ret;
1178 }
1179
1180 void
1181 rte_eth_promiscuous_enable(uint8_t port_id)
1182 {
1183         struct rte_eth_dev *dev;
1184
1185         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1186         dev = &rte_eth_devices[port_id];
1187
1188         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_enable);
1189         (*dev->dev_ops->promiscuous_enable)(dev);
1190         dev->data->promiscuous = 1;
1191 }
1192
1193 void
1194 rte_eth_promiscuous_disable(uint8_t port_id)
1195 {
1196         struct rte_eth_dev *dev;
1197
1198         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1199         dev = &rte_eth_devices[port_id];
1200
1201         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_disable);
1202         dev->data->promiscuous = 0;
1203         (*dev->dev_ops->promiscuous_disable)(dev);
1204 }
1205
1206 int
1207 rte_eth_promiscuous_get(uint8_t port_id)
1208 {
1209         struct rte_eth_dev *dev;
1210
1211         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1212
1213         dev = &rte_eth_devices[port_id];
1214         return dev->data->promiscuous;
1215 }
1216
1217 void
1218 rte_eth_allmulticast_enable(uint8_t port_id)
1219 {
1220         struct rte_eth_dev *dev;
1221
1222         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1223         dev = &rte_eth_devices[port_id];
1224
1225         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_enable);
1226         (*dev->dev_ops->allmulticast_enable)(dev);
1227         dev->data->all_multicast = 1;
1228 }
1229
1230 void
1231 rte_eth_allmulticast_disable(uint8_t port_id)
1232 {
1233         struct rte_eth_dev *dev;
1234
1235         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1236         dev = &rte_eth_devices[port_id];
1237
1238         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_disable);
1239         dev->data->all_multicast = 0;
1240         (*dev->dev_ops->allmulticast_disable)(dev);
1241 }
1242
1243 int
1244 rte_eth_allmulticast_get(uint8_t port_id)
1245 {
1246         struct rte_eth_dev *dev;
1247
1248         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1249
1250         dev = &rte_eth_devices[port_id];
1251         return dev->data->all_multicast;
1252 }
1253
1254 static inline int
1255 rte_eth_dev_atomic_read_link_status(struct rte_eth_dev *dev,
1256                                 struct rte_eth_link *link)
1257 {
1258         struct rte_eth_link *dst = link;
1259         struct rte_eth_link *src = &(dev->data->dev_link);
1260
1261         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
1262                                         *(uint64_t *)src) == 0)
1263                 return -1;
1264
1265         return 0;
1266 }
1267
1268 void
1269 rte_eth_link_get(uint8_t port_id, struct rte_eth_link *eth_link)
1270 {
1271         struct rte_eth_dev *dev;
1272
1273         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1274         dev = &rte_eth_devices[port_id];
1275
1276         if (dev->data->dev_conf.intr_conf.lsc != 0)
1277                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1278         else {
1279                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1280                 (*dev->dev_ops->link_update)(dev, 1);
1281                 *eth_link = dev->data->dev_link;
1282         }
1283 }
1284
1285 void
1286 rte_eth_link_get_nowait(uint8_t port_id, struct rte_eth_link *eth_link)
1287 {
1288         struct rte_eth_dev *dev;
1289
1290         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1291         dev = &rte_eth_devices[port_id];
1292
1293         if (dev->data->dev_conf.intr_conf.lsc != 0)
1294                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1295         else {
1296                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1297                 (*dev->dev_ops->link_update)(dev, 0);
1298                 *eth_link = dev->data->dev_link;
1299         }
1300 }
1301
1302 int
1303 rte_eth_stats_get(uint8_t port_id, struct rte_eth_stats *stats)
1304 {
1305         struct rte_eth_dev *dev;
1306
1307         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1308
1309         dev = &rte_eth_devices[port_id];
1310         memset(stats, 0, sizeof(*stats));
1311
1312         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
1313         stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
1314         (*dev->dev_ops->stats_get)(dev, stats);
1315         return 0;
1316 }
1317
1318 void
1319 rte_eth_stats_reset(uint8_t port_id)
1320 {
1321         struct rte_eth_dev *dev;
1322
1323         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1324         dev = &rte_eth_devices[port_id];
1325
1326         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
1327         (*dev->dev_ops->stats_reset)(dev);
1328         dev->data->rx_mbuf_alloc_failed = 0;
1329 }
1330
1331 static int
1332 get_xstats_count(uint8_t port_id)
1333 {
1334         struct rte_eth_dev *dev;
1335         int count;
1336
1337         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1338         dev = &rte_eth_devices[port_id];
1339         if (dev->dev_ops->xstats_get_names != NULL) {
1340                 count = (*dev->dev_ops->xstats_get_names)(dev, NULL, 0);
1341                 if (count < 0)
1342                         return count;
1343         } else
1344                 count = 0;
1345         count += RTE_NB_STATS;
1346         count += dev->data->nb_rx_queues * RTE_NB_RXQ_STATS;
1347         count += dev->data->nb_tx_queues * RTE_NB_TXQ_STATS;
1348         return count;
1349 }
1350
1351 int
1352 rte_eth_xstats_get_names(uint8_t port_id,
1353         struct rte_eth_xstat_name *xstats_names,
1354         unsigned size)
1355 {
1356         struct rte_eth_dev *dev;
1357         int cnt_used_entries;
1358         int cnt_expected_entries;
1359         int cnt_driver_entries;
1360         uint32_t idx, id_queue;
1361
1362         cnt_expected_entries = get_xstats_count(port_id);
1363         if (xstats_names == NULL || cnt_expected_entries < 0 ||
1364                         (int)size < cnt_expected_entries)
1365                 return cnt_expected_entries;
1366
1367         /* port_id checked in get_xstats_count() */
1368         dev = &rte_eth_devices[port_id];
1369         cnt_used_entries = 0;
1370
1371         for (idx = 0; idx < RTE_NB_STATS; idx++) {
1372                 snprintf(xstats_names[cnt_used_entries].name,
1373                         sizeof(xstats_names[0].name),
1374                         "%s", rte_stats_strings[idx].name);
1375                 cnt_used_entries++;
1376         }
1377         for (id_queue = 0; id_queue < dev->data->nb_rx_queues; id_queue++) {
1378                 for (idx = 0; idx < RTE_NB_RXQ_STATS; idx++) {
1379                         snprintf(xstats_names[cnt_used_entries].name,
1380                                 sizeof(xstats_names[0].name),
1381                                 "rx_q%u%s",
1382                                 id_queue, rte_rxq_stats_strings[idx].name);
1383                         cnt_used_entries++;
1384                 }
1385
1386         }
1387         for (id_queue = 0; id_queue < dev->data->nb_tx_queues; id_queue++) {
1388                 for (idx = 0; idx < RTE_NB_TXQ_STATS; idx++) {
1389                         snprintf(xstats_names[cnt_used_entries].name,
1390                                 sizeof(xstats_names[0].name),
1391                                 "tx_q%u%s",
1392                                 id_queue, rte_txq_stats_strings[idx].name);
1393                         cnt_used_entries++;
1394                 }
1395         }
1396
1397         if (dev->dev_ops->xstats_get_names != NULL) {
1398                 /* If there are any driver-specific xstats, append them
1399                  * to end of list.
1400                  */
1401                 cnt_driver_entries = (*dev->dev_ops->xstats_get_names)(
1402                         dev,
1403                         xstats_names + cnt_used_entries,
1404                         size - cnt_used_entries);
1405                 if (cnt_driver_entries < 0)
1406                         return cnt_driver_entries;
1407                 cnt_used_entries += cnt_driver_entries;
1408         }
1409
1410         return cnt_used_entries;
1411 }
1412
1413 /* retrieve ethdev extended statistics */
1414 int
1415 rte_eth_xstats_get(uint8_t port_id, struct rte_eth_xstat *xstats,
1416         unsigned n)
1417 {
1418         struct rte_eth_stats eth_stats;
1419         struct rte_eth_dev *dev;
1420         unsigned count = 0, i, q;
1421         signed xcount = 0;
1422         uint64_t val, *stats_ptr;
1423
1424         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1425
1426         dev = &rte_eth_devices[port_id];
1427
1428         /* Return generic statistics */
1429         count = RTE_NB_STATS + (dev->data->nb_rx_queues * RTE_NB_RXQ_STATS) +
1430                 (dev->data->nb_tx_queues * RTE_NB_TXQ_STATS);
1431
1432         /* implemented by the driver */
1433         if (dev->dev_ops->xstats_get != NULL) {
1434                 /* Retrieve the xstats from the driver at the end of the
1435                  * xstats struct.
1436                  */
1437                 xcount = (*dev->dev_ops->xstats_get)(dev,
1438                                      xstats ? xstats + count : NULL,
1439                                      (n > count) ? n - count : 0);
1440
1441                 if (xcount < 0)
1442                         return xcount;
1443         }
1444
1445         if (n < count + xcount || xstats == NULL)
1446                 return count + xcount;
1447
1448         /* now fill the xstats structure */
1449         count = 0;
1450         rte_eth_stats_get(port_id, &eth_stats);
1451
1452         /* global stats */
1453         for (i = 0; i < RTE_NB_STATS; i++) {
1454                 stats_ptr = RTE_PTR_ADD(&eth_stats,
1455                                         rte_stats_strings[i].offset);
1456                 val = *stats_ptr;
1457                 xstats[count++].value = val;
1458         }
1459
1460         /* per-rxq stats */
1461         for (q = 0; q < dev->data->nb_rx_queues; q++) {
1462                 for (i = 0; i < RTE_NB_RXQ_STATS; i++) {
1463                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1464                                         rte_rxq_stats_strings[i].offset +
1465                                         q * sizeof(uint64_t));
1466                         val = *stats_ptr;
1467                         xstats[count++].value = val;
1468                 }
1469         }
1470
1471         /* per-txq stats */
1472         for (q = 0; q < dev->data->nb_tx_queues; q++) {
1473                 for (i = 0; i < RTE_NB_TXQ_STATS; i++) {
1474                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1475                                         rte_txq_stats_strings[i].offset +
1476                                         q * sizeof(uint64_t));
1477                         val = *stats_ptr;
1478                         xstats[count++].value = val;
1479                 }
1480         }
1481
1482         for (i = 0; i < count + xcount; i++)
1483                 xstats[i].id = i;
1484
1485         return count + xcount;
1486 }
1487
1488 /* reset ethdev extended statistics */
1489 void
1490 rte_eth_xstats_reset(uint8_t port_id)
1491 {
1492         struct rte_eth_dev *dev;
1493
1494         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1495         dev = &rte_eth_devices[port_id];
1496
1497         /* implemented by the driver */
1498         if (dev->dev_ops->xstats_reset != NULL) {
1499                 (*dev->dev_ops->xstats_reset)(dev);
1500                 return;
1501         }
1502
1503         /* fallback to default */
1504         rte_eth_stats_reset(port_id);
1505 }
1506
1507 static int
1508 set_queue_stats_mapping(uint8_t port_id, uint16_t queue_id, uint8_t stat_idx,
1509                 uint8_t is_rx)
1510 {
1511         struct rte_eth_dev *dev;
1512
1513         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1514
1515         dev = &rte_eth_devices[port_id];
1516
1517         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
1518         return (*dev->dev_ops->queue_stats_mapping_set)
1519                         (dev, queue_id, stat_idx, is_rx);
1520 }
1521
1522
1523 int
1524 rte_eth_dev_set_tx_queue_stats_mapping(uint8_t port_id, uint16_t tx_queue_id,
1525                 uint8_t stat_idx)
1526 {
1527         return set_queue_stats_mapping(port_id, tx_queue_id, stat_idx,
1528                         STAT_QMAP_TX);
1529 }
1530
1531
1532 int
1533 rte_eth_dev_set_rx_queue_stats_mapping(uint8_t port_id, uint16_t rx_queue_id,
1534                 uint8_t stat_idx)
1535 {
1536         return set_queue_stats_mapping(port_id, rx_queue_id, stat_idx,
1537                         STAT_QMAP_RX);
1538 }
1539
1540 void
1541 rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)
1542 {
1543         struct rte_eth_dev *dev;
1544         const struct rte_eth_desc_lim lim = {
1545                 .nb_max = UINT16_MAX,
1546                 .nb_min = 0,
1547                 .nb_align = 1,
1548         };
1549
1550         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1551         dev = &rte_eth_devices[port_id];
1552
1553         memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
1554         dev_info->rx_desc_lim = lim;
1555         dev_info->tx_desc_lim = lim;
1556
1557         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
1558         (*dev->dev_ops->dev_infos_get)(dev, dev_info);
1559         dev_info->pci_dev = dev->pci_dev;
1560         dev_info->driver_name = dev->data->drv_name;
1561         dev_info->nb_rx_queues = dev->data->nb_rx_queues;
1562         dev_info->nb_tx_queues = dev->data->nb_tx_queues;
1563 }
1564
1565 int
1566 rte_eth_dev_get_supported_ptypes(uint8_t port_id, uint32_t ptype_mask,
1567                                  uint32_t *ptypes, int num)
1568 {
1569         int i, j;
1570         struct rte_eth_dev *dev;
1571         const uint32_t *all_ptypes;
1572
1573         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1574         dev = &rte_eth_devices[port_id];
1575         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_supported_ptypes_get, 0);
1576         all_ptypes = (*dev->dev_ops->dev_supported_ptypes_get)(dev);
1577
1578         if (!all_ptypes)
1579                 return 0;
1580
1581         for (i = 0, j = 0; all_ptypes[i] != RTE_PTYPE_UNKNOWN; ++i)
1582                 if (all_ptypes[i] & ptype_mask) {
1583                         if (j < num)
1584                                 ptypes[j] = all_ptypes[i];
1585                         j++;
1586                 }
1587
1588         return j;
1589 }
1590
1591 void
1592 rte_eth_macaddr_get(uint8_t port_id, struct ether_addr *mac_addr)
1593 {
1594         struct rte_eth_dev *dev;
1595
1596         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1597         dev = &rte_eth_devices[port_id];
1598         ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
1599 }
1600
1601
1602 int
1603 rte_eth_dev_get_mtu(uint8_t port_id, uint16_t *mtu)
1604 {
1605         struct rte_eth_dev *dev;
1606
1607         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1608
1609         dev = &rte_eth_devices[port_id];
1610         *mtu = dev->data->mtu;
1611         return 0;
1612 }
1613
1614 int
1615 rte_eth_dev_set_mtu(uint8_t port_id, uint16_t mtu)
1616 {
1617         int ret;
1618         struct rte_eth_dev *dev;
1619
1620         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1621         dev = &rte_eth_devices[port_id];
1622         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
1623
1624         ret = (*dev->dev_ops->mtu_set)(dev, mtu);
1625         if (!ret)
1626                 dev->data->mtu = mtu;
1627
1628         return ret;
1629 }
1630
1631 int
1632 rte_eth_dev_vlan_filter(uint8_t port_id, uint16_t vlan_id, int on)
1633 {
1634         struct rte_eth_dev *dev;
1635
1636         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1637         dev = &rte_eth_devices[port_id];
1638         if (!(dev->data->dev_conf.rxmode.hw_vlan_filter)) {
1639                 RTE_PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
1640                 return -ENOSYS;
1641         }
1642
1643         if (vlan_id > 4095) {
1644                 RTE_PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n",
1645                                 port_id, (unsigned) vlan_id);
1646                 return -EINVAL;
1647         }
1648         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
1649
1650         return (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
1651 }
1652
1653 int
1654 rte_eth_dev_set_vlan_strip_on_queue(uint8_t port_id, uint16_t rx_queue_id, int on)
1655 {
1656         struct rte_eth_dev *dev;
1657
1658         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1659         dev = &rte_eth_devices[port_id];
1660         if (rx_queue_id >= dev->data->nb_rx_queues) {
1661                 RTE_PMD_DEBUG_TRACE("Invalid rx_queue_id=%d\n", port_id);
1662                 return -EINVAL;
1663         }
1664
1665         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
1666         (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
1667
1668         return 0;
1669 }
1670
1671 int
1672 rte_eth_dev_set_vlan_ether_type(uint8_t port_id,
1673                                 enum rte_vlan_type vlan_type,
1674                                 uint16_t tpid)
1675 {
1676         struct rte_eth_dev *dev;
1677
1678         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1679         dev = &rte_eth_devices[port_id];
1680         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
1681
1682         return (*dev->dev_ops->vlan_tpid_set)(dev, vlan_type, tpid);
1683 }
1684
1685 int
1686 rte_eth_dev_set_vlan_offload(uint8_t port_id, int offload_mask)
1687 {
1688         struct rte_eth_dev *dev;
1689         int ret = 0;
1690         int mask = 0;
1691         int cur, org = 0;
1692
1693         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1694         dev = &rte_eth_devices[port_id];
1695
1696         /*check which option changed by application*/
1697         cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
1698         org = !!(dev->data->dev_conf.rxmode.hw_vlan_strip);
1699         if (cur != org) {
1700                 dev->data->dev_conf.rxmode.hw_vlan_strip = (uint8_t)cur;
1701                 mask |= ETH_VLAN_STRIP_MASK;
1702         }
1703
1704         cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
1705         org = !!(dev->data->dev_conf.rxmode.hw_vlan_filter);
1706         if (cur != org) {
1707                 dev->data->dev_conf.rxmode.hw_vlan_filter = (uint8_t)cur;
1708                 mask |= ETH_VLAN_FILTER_MASK;
1709         }
1710
1711         cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
1712         org = !!(dev->data->dev_conf.rxmode.hw_vlan_extend);
1713         if (cur != org) {
1714                 dev->data->dev_conf.rxmode.hw_vlan_extend = (uint8_t)cur;
1715                 mask |= ETH_VLAN_EXTEND_MASK;
1716         }
1717
1718         /*no change*/
1719         if (mask == 0)
1720                 return ret;
1721
1722         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
1723         (*dev->dev_ops->vlan_offload_set)(dev, mask);
1724
1725         return ret;
1726 }
1727
1728 int
1729 rte_eth_dev_get_vlan_offload(uint8_t port_id)
1730 {
1731         struct rte_eth_dev *dev;
1732         int ret = 0;
1733
1734         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1735         dev = &rte_eth_devices[port_id];
1736
1737         if (dev->data->dev_conf.rxmode.hw_vlan_strip)
1738                 ret |= ETH_VLAN_STRIP_OFFLOAD;
1739
1740         if (dev->data->dev_conf.rxmode.hw_vlan_filter)
1741                 ret |= ETH_VLAN_FILTER_OFFLOAD;
1742
1743         if (dev->data->dev_conf.rxmode.hw_vlan_extend)
1744                 ret |= ETH_VLAN_EXTEND_OFFLOAD;
1745
1746         return ret;
1747 }
1748
1749 int
1750 rte_eth_dev_set_vlan_pvid(uint8_t port_id, uint16_t pvid, int on)
1751 {
1752         struct rte_eth_dev *dev;
1753
1754         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1755         dev = &rte_eth_devices[port_id];
1756         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
1757         (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on);
1758
1759         return 0;
1760 }
1761
1762 int
1763 rte_eth_dev_flow_ctrl_get(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1764 {
1765         struct rte_eth_dev *dev;
1766
1767         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1768         dev = &rte_eth_devices[port_id];
1769         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
1770         memset(fc_conf, 0, sizeof(*fc_conf));
1771         return (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf);
1772 }
1773
1774 int
1775 rte_eth_dev_flow_ctrl_set(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1776 {
1777         struct rte_eth_dev *dev;
1778
1779         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1780         if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
1781                 RTE_PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n");
1782                 return -EINVAL;
1783         }
1784
1785         dev = &rte_eth_devices[port_id];
1786         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
1787         return (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf);
1788 }
1789
1790 int
1791 rte_eth_dev_priority_flow_ctrl_set(uint8_t port_id, struct rte_eth_pfc_conf *pfc_conf)
1792 {
1793         struct rte_eth_dev *dev;
1794
1795         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1796         if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
1797                 RTE_PMD_DEBUG_TRACE("Invalid priority, only 0-7 allowed\n");
1798                 return -EINVAL;
1799         }
1800
1801         dev = &rte_eth_devices[port_id];
1802         /* High water, low water validation are device specific */
1803         if  (*dev->dev_ops->priority_flow_ctrl_set)
1804                 return (*dev->dev_ops->priority_flow_ctrl_set)(dev, pfc_conf);
1805         return -ENOTSUP;
1806 }
1807
1808 static int
1809 rte_eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf,
1810                         uint16_t reta_size)
1811 {
1812         uint16_t i, num;
1813
1814         if (!reta_conf)
1815                 return -EINVAL;
1816
1817         if (reta_size != RTE_ALIGN(reta_size, RTE_RETA_GROUP_SIZE)) {
1818                 RTE_PMD_DEBUG_TRACE("Invalid reta size, should be %u aligned\n",
1819                                                         RTE_RETA_GROUP_SIZE);
1820                 return -EINVAL;
1821         }
1822
1823         num = reta_size / RTE_RETA_GROUP_SIZE;
1824         for (i = 0; i < num; i++) {
1825                 if (reta_conf[i].mask)
1826                         return 0;
1827         }
1828
1829         return -EINVAL;
1830 }
1831
1832 static int
1833 rte_eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf,
1834                          uint16_t reta_size,
1835                          uint16_t max_rxq)
1836 {
1837         uint16_t i, idx, shift;
1838
1839         if (!reta_conf)
1840                 return -EINVAL;
1841
1842         if (max_rxq == 0) {
1843                 RTE_PMD_DEBUG_TRACE("No receive queue is available\n");
1844                 return -EINVAL;
1845         }
1846
1847         for (i = 0; i < reta_size; i++) {
1848                 idx = i / RTE_RETA_GROUP_SIZE;
1849                 shift = i % RTE_RETA_GROUP_SIZE;
1850                 if ((reta_conf[idx].mask & (1ULL << shift)) &&
1851                         (reta_conf[idx].reta[shift] >= max_rxq)) {
1852                         RTE_PMD_DEBUG_TRACE("reta_conf[%u]->reta[%u]: %u exceeds "
1853                                 "the maximum rxq index: %u\n", idx, shift,
1854                                 reta_conf[idx].reta[shift], max_rxq);
1855                         return -EINVAL;
1856                 }
1857         }
1858
1859         return 0;
1860 }
1861
1862 int
1863 rte_eth_dev_rss_reta_update(uint8_t port_id,
1864                             struct rte_eth_rss_reta_entry64 *reta_conf,
1865                             uint16_t reta_size)
1866 {
1867         struct rte_eth_dev *dev;
1868         int ret;
1869
1870         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1871         /* Check mask bits */
1872         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
1873         if (ret < 0)
1874                 return ret;
1875
1876         dev = &rte_eth_devices[port_id];
1877
1878         /* Check entry value */
1879         ret = rte_eth_check_reta_entry(reta_conf, reta_size,
1880                                 dev->data->nb_rx_queues);
1881         if (ret < 0)
1882                 return ret;
1883
1884         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
1885         return (*dev->dev_ops->reta_update)(dev, reta_conf, reta_size);
1886 }
1887
1888 int
1889 rte_eth_dev_rss_reta_query(uint8_t port_id,
1890                            struct rte_eth_rss_reta_entry64 *reta_conf,
1891                            uint16_t reta_size)
1892 {
1893         struct rte_eth_dev *dev;
1894         int ret;
1895
1896         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1897
1898         /* Check mask bits */
1899         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
1900         if (ret < 0)
1901                 return ret;
1902
1903         dev = &rte_eth_devices[port_id];
1904         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
1905         return (*dev->dev_ops->reta_query)(dev, reta_conf, reta_size);
1906 }
1907
1908 int
1909 rte_eth_dev_rss_hash_update(uint8_t port_id, struct rte_eth_rss_conf *rss_conf)
1910 {
1911         struct rte_eth_dev *dev;
1912         uint16_t rss_hash_protos;
1913
1914         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1915         rss_hash_protos = rss_conf->rss_hf;
1916         if ((rss_hash_protos != 0) &&
1917             ((rss_hash_protos & ETH_RSS_PROTO_MASK) == 0)) {
1918                 RTE_PMD_DEBUG_TRACE("Invalid rss_hash_protos=0x%x\n",
1919                                 rss_hash_protos);
1920                 return -EINVAL;
1921         }
1922         dev = &rte_eth_devices[port_id];
1923         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
1924         return (*dev->dev_ops->rss_hash_update)(dev, rss_conf);
1925 }
1926
1927 int
1928 rte_eth_dev_rss_hash_conf_get(uint8_t port_id,
1929                               struct rte_eth_rss_conf *rss_conf)
1930 {
1931         struct rte_eth_dev *dev;
1932
1933         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1934         dev = &rte_eth_devices[port_id];
1935         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
1936         return (*dev->dev_ops->rss_hash_conf_get)(dev, rss_conf);
1937 }
1938
1939 int
1940 rte_eth_dev_udp_tunnel_port_add(uint8_t port_id,
1941                                 struct rte_eth_udp_tunnel *udp_tunnel)
1942 {
1943         struct rte_eth_dev *dev;
1944
1945         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1946         if (udp_tunnel == NULL) {
1947                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
1948                 return -EINVAL;
1949         }
1950
1951         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
1952                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
1953                 return -EINVAL;
1954         }
1955
1956         dev = &rte_eth_devices[port_id];
1957         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_add, -ENOTSUP);
1958         return (*dev->dev_ops->udp_tunnel_port_add)(dev, udp_tunnel);
1959 }
1960
1961 int
1962 rte_eth_dev_udp_tunnel_port_delete(uint8_t port_id,
1963                                    struct rte_eth_udp_tunnel *udp_tunnel)
1964 {
1965         struct rte_eth_dev *dev;
1966
1967         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1968         dev = &rte_eth_devices[port_id];
1969
1970         if (udp_tunnel == NULL) {
1971                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
1972                 return -EINVAL;
1973         }
1974
1975         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
1976                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
1977                 return -EINVAL;
1978         }
1979
1980         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_del, -ENOTSUP);
1981         return (*dev->dev_ops->udp_tunnel_port_del)(dev, udp_tunnel);
1982 }
1983
1984 int
1985 rte_eth_led_on(uint8_t port_id)
1986 {
1987         struct rte_eth_dev *dev;
1988
1989         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1990         dev = &rte_eth_devices[port_id];
1991         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
1992         return (*dev->dev_ops->dev_led_on)(dev);
1993 }
1994
1995 int
1996 rte_eth_led_off(uint8_t port_id)
1997 {
1998         struct rte_eth_dev *dev;
1999
2000         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2001         dev = &rte_eth_devices[port_id];
2002         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
2003         return (*dev->dev_ops->dev_led_off)(dev);
2004 }
2005
2006 /*
2007  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2008  * an empty spot.
2009  */
2010 static int
2011 get_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2012 {
2013         struct rte_eth_dev_info dev_info;
2014         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2015         unsigned i;
2016
2017         rte_eth_dev_info_get(port_id, &dev_info);
2018
2019         for (i = 0; i < dev_info.max_mac_addrs; i++)
2020                 if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
2021                         return i;
2022
2023         return -1;
2024 }
2025
2026 static const struct ether_addr null_mac_addr;
2027
2028 int
2029 rte_eth_dev_mac_addr_add(uint8_t port_id, struct ether_addr *addr,
2030                         uint32_t pool)
2031 {
2032         struct rte_eth_dev *dev;
2033         int index;
2034         uint64_t pool_mask;
2035
2036         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2037         dev = &rte_eth_devices[port_id];
2038         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
2039
2040         if (is_zero_ether_addr(addr)) {
2041                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2042                         port_id);
2043                 return -EINVAL;
2044         }
2045         if (pool >= ETH_64_POOLS) {
2046                 RTE_PMD_DEBUG_TRACE("pool id must be 0-%d\n", ETH_64_POOLS - 1);
2047                 return -EINVAL;
2048         }
2049
2050         index = get_mac_addr_index(port_id, addr);
2051         if (index < 0) {
2052                 index = get_mac_addr_index(port_id, &null_mac_addr);
2053                 if (index < 0) {
2054                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2055                                 port_id);
2056                         return -ENOSPC;
2057                 }
2058         } else {
2059                 pool_mask = dev->data->mac_pool_sel[index];
2060
2061                 /* Check if both MAC address and pool is already there, and do nothing */
2062                 if (pool_mask & (1ULL << pool))
2063                         return 0;
2064         }
2065
2066         /* Update NIC */
2067         (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
2068
2069         /* Update address in NIC data structure */
2070         ether_addr_copy(addr, &dev->data->mac_addrs[index]);
2071
2072         /* Update pool bitmap in NIC data structure */
2073         dev->data->mac_pool_sel[index] |= (1ULL << pool);
2074
2075         return 0;
2076 }
2077
2078 int
2079 rte_eth_dev_mac_addr_remove(uint8_t port_id, struct ether_addr *addr)
2080 {
2081         struct rte_eth_dev *dev;
2082         int index;
2083
2084         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2085         dev = &rte_eth_devices[port_id];
2086         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
2087
2088         index = get_mac_addr_index(port_id, addr);
2089         if (index == 0) {
2090                 RTE_PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id);
2091                 return -EADDRINUSE;
2092         } else if (index < 0)
2093                 return 0;  /* Do nothing if address wasn't found */
2094
2095         /* Update NIC */
2096         (*dev->dev_ops->mac_addr_remove)(dev, index);
2097
2098         /* Update address in NIC data structure */
2099         ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
2100
2101         /* reset pool bitmap */
2102         dev->data->mac_pool_sel[index] = 0;
2103
2104         return 0;
2105 }
2106
2107 int
2108 rte_eth_dev_default_mac_addr_set(uint8_t port_id, struct ether_addr *addr)
2109 {
2110         struct rte_eth_dev *dev;
2111
2112         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2113
2114         if (!is_valid_assigned_ether_addr(addr))
2115                 return -EINVAL;
2116
2117         dev = &rte_eth_devices[port_id];
2118         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
2119
2120         /* Update default address in NIC data structure */
2121         ether_addr_copy(addr, &dev->data->mac_addrs[0]);
2122
2123         (*dev->dev_ops->mac_addr_set)(dev, addr);
2124
2125         return 0;
2126 }
2127
2128 int
2129 rte_eth_dev_set_vf_rxmode(uint8_t port_id,  uint16_t vf,
2130                                 uint16_t rx_mode, uint8_t on)
2131 {
2132         uint16_t num_vfs;
2133         struct rte_eth_dev *dev;
2134         struct rte_eth_dev_info dev_info;
2135
2136         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2137
2138         dev = &rte_eth_devices[port_id];
2139         rte_eth_dev_info_get(port_id, &dev_info);
2140
2141         num_vfs = dev_info.max_vfs;
2142         if (vf > num_vfs) {
2143                 RTE_PMD_DEBUG_TRACE("set VF RX mode:invalid VF id %d\n", vf);
2144                 return -EINVAL;
2145         }
2146
2147         if (rx_mode == 0) {
2148                 RTE_PMD_DEBUG_TRACE("set VF RX mode:mode mask ca not be zero\n");
2149                 return -EINVAL;
2150         }
2151         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx_mode, -ENOTSUP);
2152         return (*dev->dev_ops->set_vf_rx_mode)(dev, vf, rx_mode, on);
2153 }
2154
2155 /*
2156  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2157  * an empty spot.
2158  */
2159 static int
2160 get_hash_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2161 {
2162         struct rte_eth_dev_info dev_info;
2163         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2164         unsigned i;
2165
2166         rte_eth_dev_info_get(port_id, &dev_info);
2167         if (!dev->data->hash_mac_addrs)
2168                 return -1;
2169
2170         for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
2171                 if (memcmp(addr, &dev->data->hash_mac_addrs[i],
2172                         ETHER_ADDR_LEN) == 0)
2173                         return i;
2174
2175         return -1;
2176 }
2177
2178 int
2179 rte_eth_dev_uc_hash_table_set(uint8_t port_id, struct ether_addr *addr,
2180                                 uint8_t on)
2181 {
2182         int index;
2183         int ret;
2184         struct rte_eth_dev *dev;
2185
2186         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2187
2188         dev = &rte_eth_devices[port_id];
2189         if (is_zero_ether_addr(addr)) {
2190                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2191                         port_id);
2192                 return -EINVAL;
2193         }
2194
2195         index = get_hash_mac_addr_index(port_id, addr);
2196         /* Check if it's already there, and do nothing */
2197         if ((index >= 0) && (on))
2198                 return 0;
2199
2200         if (index < 0) {
2201                 if (!on) {
2202                         RTE_PMD_DEBUG_TRACE("port %d: the MAC address was not "
2203                                 "set in UTA\n", port_id);
2204                         return -EINVAL;
2205                 }
2206
2207                 index = get_hash_mac_addr_index(port_id, &null_mac_addr);
2208                 if (index < 0) {
2209                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2210                                         port_id);
2211                         return -ENOSPC;
2212                 }
2213         }
2214
2215         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
2216         ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
2217         if (ret == 0) {
2218                 /* Update address in NIC data structure */
2219                 if (on)
2220                         ether_addr_copy(addr,
2221                                         &dev->data->hash_mac_addrs[index]);
2222                 else
2223                         ether_addr_copy(&null_mac_addr,
2224                                         &dev->data->hash_mac_addrs[index]);
2225         }
2226
2227         return ret;
2228 }
2229
2230 int
2231 rte_eth_dev_uc_all_hash_table_set(uint8_t port_id, uint8_t on)
2232 {
2233         struct rte_eth_dev *dev;
2234
2235         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2236
2237         dev = &rte_eth_devices[port_id];
2238
2239         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
2240         return (*dev->dev_ops->uc_all_hash_table_set)(dev, on);
2241 }
2242
2243 int
2244 rte_eth_dev_set_vf_rx(uint8_t port_id, uint16_t vf, uint8_t on)
2245 {
2246         uint16_t num_vfs;
2247         struct rte_eth_dev *dev;
2248         struct rte_eth_dev_info dev_info;
2249
2250         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2251
2252         dev = &rte_eth_devices[port_id];
2253         rte_eth_dev_info_get(port_id, &dev_info);
2254
2255         num_vfs = dev_info.max_vfs;
2256         if (vf > num_vfs) {
2257                 RTE_PMD_DEBUG_TRACE("port %d: invalid vf id\n", port_id);
2258                 return -EINVAL;
2259         }
2260
2261         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx, -ENOTSUP);
2262         return (*dev->dev_ops->set_vf_rx)(dev, vf, on);
2263 }
2264
2265 int
2266 rte_eth_dev_set_vf_tx(uint8_t port_id, uint16_t vf, uint8_t on)
2267 {
2268         uint16_t num_vfs;
2269         struct rte_eth_dev *dev;
2270         struct rte_eth_dev_info dev_info;
2271
2272         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2273
2274         dev = &rte_eth_devices[port_id];
2275         rte_eth_dev_info_get(port_id, &dev_info);
2276
2277         num_vfs = dev_info.max_vfs;
2278         if (vf > num_vfs) {
2279                 RTE_PMD_DEBUG_TRACE("set pool tx:invalid pool id=%d\n", vf);
2280                 return -EINVAL;
2281         }
2282
2283         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_tx, -ENOTSUP);
2284         return (*dev->dev_ops->set_vf_tx)(dev, vf, on);
2285 }
2286
2287 int
2288 rte_eth_dev_set_vf_vlan_filter(uint8_t port_id, uint16_t vlan_id,
2289                                uint64_t vf_mask, uint8_t vlan_on)
2290 {
2291         struct rte_eth_dev *dev;
2292
2293         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2294
2295         dev = &rte_eth_devices[port_id];
2296
2297         if (vlan_id > ETHER_MAX_VLAN_ID) {
2298                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:invalid VLAN id=%d\n",
2299                         vlan_id);
2300                 return -EINVAL;
2301         }
2302
2303         if (vf_mask == 0) {
2304                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:pool_mask can not be 0\n");
2305                 return -EINVAL;
2306         }
2307
2308         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_vlan_filter, -ENOTSUP);
2309         return (*dev->dev_ops->set_vf_vlan_filter)(dev, vlan_id,
2310                                                    vf_mask, vlan_on);
2311 }
2312
2313 int rte_eth_set_queue_rate_limit(uint8_t port_id, uint16_t queue_idx,
2314                                         uint16_t tx_rate)
2315 {
2316         struct rte_eth_dev *dev;
2317         struct rte_eth_dev_info dev_info;
2318         struct rte_eth_link link;
2319
2320         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2321
2322         dev = &rte_eth_devices[port_id];
2323         rte_eth_dev_info_get(port_id, &dev_info);
2324         link = dev->data->dev_link;
2325
2326         if (queue_idx > dev_info.max_tx_queues) {
2327                 RTE_PMD_DEBUG_TRACE("set queue rate limit:port %d: "
2328                                 "invalid queue id=%d\n", port_id, queue_idx);
2329                 return -EINVAL;
2330         }
2331
2332         if (tx_rate > link.link_speed) {
2333                 RTE_PMD_DEBUG_TRACE("set queue rate limit:invalid tx_rate=%d, "
2334                                 "bigger than link speed= %d\n",
2335                         tx_rate, link.link_speed);
2336                 return -EINVAL;
2337         }
2338
2339         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
2340         return (*dev->dev_ops->set_queue_rate_limit)(dev, queue_idx, tx_rate);
2341 }
2342
2343 int rte_eth_set_vf_rate_limit(uint8_t port_id, uint16_t vf, uint16_t tx_rate,
2344                                 uint64_t q_msk)
2345 {
2346         struct rte_eth_dev *dev;
2347         struct rte_eth_dev_info dev_info;
2348         struct rte_eth_link link;
2349
2350         if (q_msk == 0)
2351                 return 0;
2352
2353         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2354
2355         dev = &rte_eth_devices[port_id];
2356         rte_eth_dev_info_get(port_id, &dev_info);
2357         link = dev->data->dev_link;
2358
2359         if (vf > dev_info.max_vfs) {
2360                 RTE_PMD_DEBUG_TRACE("set VF rate limit:port %d: "
2361                                 "invalid vf id=%d\n", port_id, vf);
2362                 return -EINVAL;
2363         }
2364
2365         if (tx_rate > link.link_speed) {
2366                 RTE_PMD_DEBUG_TRACE("set VF rate limit:invalid tx_rate=%d, "
2367                                 "bigger than link speed= %d\n",
2368                                 tx_rate, link.link_speed);
2369                 return -EINVAL;
2370         }
2371
2372         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rate_limit, -ENOTSUP);
2373         return (*dev->dev_ops->set_vf_rate_limit)(dev, vf, tx_rate, q_msk);
2374 }
2375
2376 int
2377 rte_eth_mirror_rule_set(uint8_t port_id,
2378                         struct rte_eth_mirror_conf *mirror_conf,
2379                         uint8_t rule_id, uint8_t on)
2380 {
2381         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2382
2383         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2384         if (mirror_conf->rule_type == 0) {
2385                 RTE_PMD_DEBUG_TRACE("mirror rule type can not be 0.\n");
2386                 return -EINVAL;
2387         }
2388
2389         if (mirror_conf->dst_pool >= ETH_64_POOLS) {
2390                 RTE_PMD_DEBUG_TRACE("Invalid dst pool, pool id must be 0-%d\n",
2391                                 ETH_64_POOLS - 1);
2392                 return -EINVAL;
2393         }
2394
2395         if ((mirror_conf->rule_type & (ETH_MIRROR_VIRTUAL_POOL_UP |
2396              ETH_MIRROR_VIRTUAL_POOL_DOWN)) &&
2397             (mirror_conf->pool_mask == 0)) {
2398                 RTE_PMD_DEBUG_TRACE("Invalid mirror pool, pool mask can not be 0.\n");
2399                 return -EINVAL;
2400         }
2401
2402         if ((mirror_conf->rule_type & ETH_MIRROR_VLAN) &&
2403             mirror_conf->vlan.vlan_mask == 0) {
2404                 RTE_PMD_DEBUG_TRACE("Invalid vlan mask, vlan mask can not be 0.\n");
2405                 return -EINVAL;
2406         }
2407
2408         dev = &rte_eth_devices[port_id];
2409         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
2410
2411         return (*dev->dev_ops->mirror_rule_set)(dev, mirror_conf, rule_id, on);
2412 }
2413
2414 int
2415 rte_eth_mirror_rule_reset(uint8_t port_id, uint8_t rule_id)
2416 {
2417         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2418
2419         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2420
2421         dev = &rte_eth_devices[port_id];
2422         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
2423
2424         return (*dev->dev_ops->mirror_rule_reset)(dev, rule_id);
2425 }
2426
2427 int
2428 rte_eth_dev_callback_register(uint8_t port_id,
2429                         enum rte_eth_event_type event,
2430                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2431 {
2432         struct rte_eth_dev *dev;
2433         struct rte_eth_dev_callback *user_cb;
2434
2435         if (!cb_fn)
2436                 return -EINVAL;
2437
2438         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2439
2440         dev = &rte_eth_devices[port_id];
2441         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2442
2443         TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
2444                 if (user_cb->cb_fn == cb_fn &&
2445                         user_cb->cb_arg == cb_arg &&
2446                         user_cb->event == event) {
2447                         break;
2448                 }
2449         }
2450
2451         /* create a new callback. */
2452         if (user_cb == NULL) {
2453                 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
2454                                         sizeof(struct rte_eth_dev_callback), 0);
2455                 if (user_cb != NULL) {
2456                         user_cb->cb_fn = cb_fn;
2457                         user_cb->cb_arg = cb_arg;
2458                         user_cb->event = event;
2459                         TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
2460                 }
2461         }
2462
2463         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2464         return (user_cb == NULL) ? -ENOMEM : 0;
2465 }
2466
2467 int
2468 rte_eth_dev_callback_unregister(uint8_t port_id,
2469                         enum rte_eth_event_type event,
2470                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2471 {
2472         int ret;
2473         struct rte_eth_dev *dev;
2474         struct rte_eth_dev_callback *cb, *next;
2475
2476         if (!cb_fn)
2477                 return -EINVAL;
2478
2479         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2480
2481         dev = &rte_eth_devices[port_id];
2482         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2483
2484         ret = 0;
2485         for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
2486
2487                 next = TAILQ_NEXT(cb, next);
2488
2489                 if (cb->cb_fn != cb_fn || cb->event != event ||
2490                                 (cb->cb_arg != (void *)-1 &&
2491                                 cb->cb_arg != cb_arg))
2492                         continue;
2493
2494                 /*
2495                  * if this callback is not executing right now,
2496                  * then remove it.
2497                  */
2498                 if (cb->active == 0) {
2499                         TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
2500                         rte_free(cb);
2501                 } else {
2502                         ret = -EAGAIN;
2503                 }
2504         }
2505
2506         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2507         return ret;
2508 }
2509
2510 void
2511 _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
2512         enum rte_eth_event_type event, void *cb_arg)
2513 {
2514         struct rte_eth_dev_callback *cb_lst;
2515         struct rte_eth_dev_callback dev_cb;
2516
2517         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2518         TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
2519                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
2520                         continue;
2521                 dev_cb = *cb_lst;
2522                 cb_lst->active = 1;
2523                 if (cb_arg != NULL)
2524                         dev_cb.cb_arg = (void *) cb_arg;
2525
2526                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2527                 dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
2528                                                 dev_cb.cb_arg);
2529                 rte_spinlock_lock(&rte_eth_dev_cb_lock);
2530                 cb_lst->active = 0;
2531         }
2532         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2533 }
2534
2535 int
2536 rte_eth_dev_rx_intr_ctl(uint8_t port_id, int epfd, int op, void *data)
2537 {
2538         uint32_t vec;
2539         struct rte_eth_dev *dev;
2540         struct rte_intr_handle *intr_handle;
2541         uint16_t qid;
2542         int rc;
2543
2544         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2545
2546         dev = &rte_eth_devices[port_id];
2547         intr_handle = &dev->pci_dev->intr_handle;
2548         if (!intr_handle->intr_vec) {
2549                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2550                 return -EPERM;
2551         }
2552
2553         for (qid = 0; qid < dev->data->nb_rx_queues; qid++) {
2554                 vec = intr_handle->intr_vec[qid];
2555                 rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2556                 if (rc && rc != -EEXIST) {
2557                         RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2558                                         " op %d epfd %d vec %u\n",
2559                                         port_id, qid, op, epfd, vec);
2560                 }
2561         }
2562
2563         return 0;
2564 }
2565
2566 const struct rte_memzone *
2567 rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
2568                          uint16_t queue_id, size_t size, unsigned align,
2569                          int socket_id)
2570 {
2571         char z_name[RTE_MEMZONE_NAMESIZE];
2572         const struct rte_memzone *mz;
2573
2574         snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
2575                  dev->driver->pci_drv.driver.name, ring_name,
2576                  dev->data->port_id, queue_id);
2577
2578         mz = rte_memzone_lookup(z_name);
2579         if (mz)
2580                 return mz;
2581
2582         if (rte_xen_dom0_supported())
2583                 return rte_memzone_reserve_bounded(z_name, size, socket_id,
2584                                                    0, align, RTE_PGSIZE_2M);
2585         else
2586                 return rte_memzone_reserve_aligned(z_name, size, socket_id,
2587                                                    0, align);
2588 }
2589
2590 int
2591 rte_eth_dev_rx_intr_ctl_q(uint8_t port_id, uint16_t queue_id,
2592                           int epfd, int op, void *data)
2593 {
2594         uint32_t vec;
2595         struct rte_eth_dev *dev;
2596         struct rte_intr_handle *intr_handle;
2597         int rc;
2598
2599         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2600
2601         dev = &rte_eth_devices[port_id];
2602         if (queue_id >= dev->data->nb_rx_queues) {
2603                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%u\n", queue_id);
2604                 return -EINVAL;
2605         }
2606
2607         intr_handle = &dev->pci_dev->intr_handle;
2608         if (!intr_handle->intr_vec) {
2609                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2610                 return -EPERM;
2611         }
2612
2613         vec = intr_handle->intr_vec[queue_id];
2614         rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2615         if (rc && rc != -EEXIST) {
2616                 RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2617                                 " op %d epfd %d vec %u\n",
2618                                 port_id, queue_id, op, epfd, vec);
2619                 return rc;
2620         }
2621
2622         return 0;
2623 }
2624
2625 int
2626 rte_eth_dev_rx_intr_enable(uint8_t port_id,
2627                            uint16_t queue_id)
2628 {
2629         struct rte_eth_dev *dev;
2630
2631         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2632
2633         dev = &rte_eth_devices[port_id];
2634
2635         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
2636         return (*dev->dev_ops->rx_queue_intr_enable)(dev, queue_id);
2637 }
2638
2639 int
2640 rte_eth_dev_rx_intr_disable(uint8_t port_id,
2641                             uint16_t queue_id)
2642 {
2643         struct rte_eth_dev *dev;
2644
2645         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2646
2647         dev = &rte_eth_devices[port_id];
2648
2649         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
2650         return (*dev->dev_ops->rx_queue_intr_disable)(dev, queue_id);
2651 }
2652
2653 #ifdef RTE_NIC_BYPASS
2654 int rte_eth_dev_bypass_init(uint8_t port_id)
2655 {
2656         struct rte_eth_dev *dev;
2657
2658         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2659
2660         dev = &rte_eth_devices[port_id];
2661         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_init, -ENOTSUP);
2662         (*dev->dev_ops->bypass_init)(dev);
2663         return 0;
2664 }
2665
2666 int
2667 rte_eth_dev_bypass_state_show(uint8_t port_id, uint32_t *state)
2668 {
2669         struct rte_eth_dev *dev;
2670
2671         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2672
2673         dev = &rte_eth_devices[port_id];
2674         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2675         (*dev->dev_ops->bypass_state_show)(dev, state);
2676         return 0;
2677 }
2678
2679 int
2680 rte_eth_dev_bypass_state_set(uint8_t port_id, uint32_t *new_state)
2681 {
2682         struct rte_eth_dev *dev;
2683
2684         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2685
2686         dev = &rte_eth_devices[port_id];
2687         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_set, -ENOTSUP);
2688         (*dev->dev_ops->bypass_state_set)(dev, new_state);
2689         return 0;
2690 }
2691
2692 int
2693 rte_eth_dev_bypass_event_show(uint8_t port_id, uint32_t event, uint32_t *state)
2694 {
2695         struct rte_eth_dev *dev;
2696
2697         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2698
2699         dev = &rte_eth_devices[port_id];
2700         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2701         (*dev->dev_ops->bypass_event_show)(dev, event, state);
2702         return 0;
2703 }
2704
2705 int
2706 rte_eth_dev_bypass_event_store(uint8_t port_id, uint32_t event, uint32_t state)
2707 {
2708         struct rte_eth_dev *dev;
2709
2710         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2711
2712         dev = &rte_eth_devices[port_id];
2713
2714         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_event_set, -ENOTSUP);
2715         (*dev->dev_ops->bypass_event_set)(dev, event, state);
2716         return 0;
2717 }
2718
2719 int
2720 rte_eth_dev_wd_timeout_store(uint8_t port_id, uint32_t timeout)
2721 {
2722         struct rte_eth_dev *dev;
2723
2724         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2725
2726         dev = &rte_eth_devices[port_id];
2727
2728         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_set, -ENOTSUP);
2729         (*dev->dev_ops->bypass_wd_timeout_set)(dev, timeout);
2730         return 0;
2731 }
2732
2733 int
2734 rte_eth_dev_bypass_ver_show(uint8_t port_id, uint32_t *ver)
2735 {
2736         struct rte_eth_dev *dev;
2737
2738         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2739
2740         dev = &rte_eth_devices[port_id];
2741
2742         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_ver_show, -ENOTSUP);
2743         (*dev->dev_ops->bypass_ver_show)(dev, ver);
2744         return 0;
2745 }
2746
2747 int
2748 rte_eth_dev_bypass_wd_timeout_show(uint8_t port_id, uint32_t *wd_timeout)
2749 {
2750         struct rte_eth_dev *dev;
2751
2752         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2753
2754         dev = &rte_eth_devices[port_id];
2755
2756         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_show, -ENOTSUP);
2757         (*dev->dev_ops->bypass_wd_timeout_show)(dev, wd_timeout);
2758         return 0;
2759 }
2760
2761 int
2762 rte_eth_dev_bypass_wd_reset(uint8_t port_id)
2763 {
2764         struct rte_eth_dev *dev;
2765
2766         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2767
2768         dev = &rte_eth_devices[port_id];
2769
2770         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_reset, -ENOTSUP);
2771         (*dev->dev_ops->bypass_wd_reset)(dev);
2772         return 0;
2773 }
2774 #endif
2775
2776 int
2777 rte_eth_dev_filter_supported(uint8_t port_id, enum rte_filter_type filter_type)
2778 {
2779         struct rte_eth_dev *dev;
2780
2781         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2782
2783         dev = &rte_eth_devices[port_id];
2784         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2785         return (*dev->dev_ops->filter_ctrl)(dev, filter_type,
2786                                 RTE_ETH_FILTER_NOP, NULL);
2787 }
2788
2789 int
2790 rte_eth_dev_filter_ctrl(uint8_t port_id, enum rte_filter_type filter_type,
2791                        enum rte_filter_op filter_op, void *arg)
2792 {
2793         struct rte_eth_dev *dev;
2794
2795         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2796
2797         dev = &rte_eth_devices[port_id];
2798         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2799         return (*dev->dev_ops->filter_ctrl)(dev, filter_type, filter_op, arg);
2800 }
2801
2802 void *
2803 rte_eth_add_rx_callback(uint8_t port_id, uint16_t queue_id,
2804                 rte_rx_callback_fn fn, void *user_param)
2805 {
2806 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2807         rte_errno = ENOTSUP;
2808         return NULL;
2809 #endif
2810         /* check input parameters */
2811         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2812                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2813                 rte_errno = EINVAL;
2814                 return NULL;
2815         }
2816         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2817
2818         if (cb == NULL) {
2819                 rte_errno = ENOMEM;
2820                 return NULL;
2821         }
2822
2823         cb->fn.rx = fn;
2824         cb->param = user_param;
2825
2826         rte_spinlock_lock(&rte_eth_rx_cb_lock);
2827         /* Add the callbacks in fifo order. */
2828         struct rte_eth_rxtx_callback *tail =
2829                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
2830
2831         if (!tail) {
2832                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
2833
2834         } else {
2835                 while (tail->next)
2836                         tail = tail->next;
2837                 tail->next = cb;
2838         }
2839         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
2840
2841         return cb;
2842 }
2843
2844 void *
2845 rte_eth_add_first_rx_callback(uint8_t port_id, uint16_t queue_id,
2846                 rte_rx_callback_fn fn, void *user_param)
2847 {
2848 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2849         rte_errno = ENOTSUP;
2850         return NULL;
2851 #endif
2852         /* check input parameters */
2853         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2854                 queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2855                 rte_errno = EINVAL;
2856                 return NULL;
2857         }
2858
2859         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2860
2861         if (cb == NULL) {
2862                 rte_errno = ENOMEM;
2863                 return NULL;
2864         }
2865
2866         cb->fn.rx = fn;
2867         cb->param = user_param;
2868
2869         rte_spinlock_lock(&rte_eth_rx_cb_lock);
2870         /* Add the callbacks at fisrt position*/
2871         cb->next = rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
2872         rte_smp_wmb();
2873         rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
2874         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
2875
2876         return cb;
2877 }
2878
2879 void *
2880 rte_eth_add_tx_callback(uint8_t port_id, uint16_t queue_id,
2881                 rte_tx_callback_fn fn, void *user_param)
2882 {
2883 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2884         rte_errno = ENOTSUP;
2885         return NULL;
2886 #endif
2887         /* check input parameters */
2888         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2889                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
2890                 rte_errno = EINVAL;
2891                 return NULL;
2892         }
2893
2894         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2895
2896         if (cb == NULL) {
2897                 rte_errno = ENOMEM;
2898                 return NULL;
2899         }
2900
2901         cb->fn.tx = fn;
2902         cb->param = user_param;
2903
2904         rte_spinlock_lock(&rte_eth_tx_cb_lock);
2905         /* Add the callbacks in fifo order. */
2906         struct rte_eth_rxtx_callback *tail =
2907                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id];
2908
2909         if (!tail) {
2910                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id] = cb;
2911
2912         } else {
2913                 while (tail->next)
2914                         tail = tail->next;
2915                 tail->next = cb;
2916         }
2917         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
2918
2919         return cb;
2920 }
2921
2922 int
2923 rte_eth_remove_rx_callback(uint8_t port_id, uint16_t queue_id,
2924                 struct rte_eth_rxtx_callback *user_cb)
2925 {
2926 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2927         return -ENOTSUP;
2928 #endif
2929         /* Check input parameters. */
2930         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2931         if (user_cb == NULL ||
2932                         queue_id >= rte_eth_devices[port_id].data->nb_rx_queues)
2933                 return -EINVAL;
2934
2935         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2936         struct rte_eth_rxtx_callback *cb;
2937         struct rte_eth_rxtx_callback **prev_cb;
2938         int ret = -EINVAL;
2939
2940         rte_spinlock_lock(&rte_eth_rx_cb_lock);
2941         prev_cb = &dev->post_rx_burst_cbs[queue_id];
2942         for (; *prev_cb != NULL; prev_cb = &cb->next) {
2943                 cb = *prev_cb;
2944                 if (cb == user_cb) {
2945                         /* Remove the user cb from the callback list. */
2946                         *prev_cb = cb->next;
2947                         ret = 0;
2948                         break;
2949                 }
2950         }
2951         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
2952
2953         return ret;
2954 }
2955
2956 int
2957 rte_eth_remove_tx_callback(uint8_t port_id, uint16_t queue_id,
2958                 struct rte_eth_rxtx_callback *user_cb)
2959 {
2960 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2961         return -ENOTSUP;
2962 #endif
2963         /* Check input parameters. */
2964         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2965         if (user_cb == NULL ||
2966                         queue_id >= rte_eth_devices[port_id].data->nb_tx_queues)
2967                 return -EINVAL;
2968
2969         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2970         int ret = -EINVAL;
2971         struct rte_eth_rxtx_callback *cb;
2972         struct rte_eth_rxtx_callback **prev_cb;
2973
2974         rte_spinlock_lock(&rte_eth_tx_cb_lock);
2975         prev_cb = &dev->pre_tx_burst_cbs[queue_id];
2976         for (; *prev_cb != NULL; prev_cb = &cb->next) {
2977                 cb = *prev_cb;
2978                 if (cb == user_cb) {
2979                         /* Remove the user cb from the callback list. */
2980                         *prev_cb = cb->next;
2981                         ret = 0;
2982                         break;
2983                 }
2984         }
2985         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
2986
2987         return ret;
2988 }
2989
2990 int
2991 rte_eth_rx_queue_info_get(uint8_t port_id, uint16_t queue_id,
2992         struct rte_eth_rxq_info *qinfo)
2993 {
2994         struct rte_eth_dev *dev;
2995
2996         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2997
2998         if (qinfo == NULL)
2999                 return -EINVAL;
3000
3001         dev = &rte_eth_devices[port_id];
3002         if (queue_id >= dev->data->nb_rx_queues) {
3003                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
3004                 return -EINVAL;
3005         }
3006
3007         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
3008
3009         memset(qinfo, 0, sizeof(*qinfo));
3010         dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
3011         return 0;
3012 }
3013
3014 int
3015 rte_eth_tx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3016         struct rte_eth_txq_info *qinfo)
3017 {
3018         struct rte_eth_dev *dev;
3019
3020         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3021
3022         if (qinfo == NULL)
3023                 return -EINVAL;
3024
3025         dev = &rte_eth_devices[port_id];
3026         if (queue_id >= dev->data->nb_tx_queues) {
3027                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
3028                 return -EINVAL;
3029         }
3030
3031         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
3032
3033         memset(qinfo, 0, sizeof(*qinfo));
3034         dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
3035         return 0;
3036 }
3037
3038 int
3039 rte_eth_dev_set_mc_addr_list(uint8_t port_id,
3040                              struct ether_addr *mc_addr_set,
3041                              uint32_t nb_mc_addr)
3042 {
3043         struct rte_eth_dev *dev;
3044
3045         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3046
3047         dev = &rte_eth_devices[port_id];
3048         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_mc_addr_list, -ENOTSUP);
3049         return dev->dev_ops->set_mc_addr_list(dev, mc_addr_set, nb_mc_addr);
3050 }
3051
3052 int
3053 rte_eth_timesync_enable(uint8_t port_id)
3054 {
3055         struct rte_eth_dev *dev;
3056
3057         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3058         dev = &rte_eth_devices[port_id];
3059
3060         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
3061         return (*dev->dev_ops->timesync_enable)(dev);
3062 }
3063
3064 int
3065 rte_eth_timesync_disable(uint8_t port_id)
3066 {
3067         struct rte_eth_dev *dev;
3068
3069         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3070         dev = &rte_eth_devices[port_id];
3071
3072         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
3073         return (*dev->dev_ops->timesync_disable)(dev);
3074 }
3075
3076 int
3077 rte_eth_timesync_read_rx_timestamp(uint8_t port_id, struct timespec *timestamp,
3078                                    uint32_t flags)
3079 {
3080         struct rte_eth_dev *dev;
3081
3082         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3083         dev = &rte_eth_devices[port_id];
3084
3085         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp, -ENOTSUP);
3086         return (*dev->dev_ops->timesync_read_rx_timestamp)(dev, timestamp, flags);
3087 }
3088
3089 int
3090 rte_eth_timesync_read_tx_timestamp(uint8_t port_id, struct timespec *timestamp)
3091 {
3092         struct rte_eth_dev *dev;
3093
3094         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3095         dev = &rte_eth_devices[port_id];
3096
3097         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp, -ENOTSUP);
3098         return (*dev->dev_ops->timesync_read_tx_timestamp)(dev, timestamp);
3099 }
3100
3101 int
3102 rte_eth_timesync_adjust_time(uint8_t port_id, int64_t delta)
3103 {
3104         struct rte_eth_dev *dev;
3105
3106         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3107         dev = &rte_eth_devices[port_id];
3108
3109         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_adjust_time, -ENOTSUP);
3110         return (*dev->dev_ops->timesync_adjust_time)(dev, delta);
3111 }
3112
3113 int
3114 rte_eth_timesync_read_time(uint8_t port_id, struct timespec *timestamp)
3115 {
3116         struct rte_eth_dev *dev;
3117
3118         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3119         dev = &rte_eth_devices[port_id];
3120
3121         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_time, -ENOTSUP);
3122         return (*dev->dev_ops->timesync_read_time)(dev, timestamp);
3123 }
3124
3125 int
3126 rte_eth_timesync_write_time(uint8_t port_id, const struct timespec *timestamp)
3127 {
3128         struct rte_eth_dev *dev;
3129
3130         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3131         dev = &rte_eth_devices[port_id];
3132
3133         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_write_time, -ENOTSUP);
3134         return (*dev->dev_ops->timesync_write_time)(dev, timestamp);
3135 }
3136
3137 int
3138 rte_eth_dev_get_reg_info(uint8_t port_id, struct rte_dev_reg_info *info)
3139 {
3140         struct rte_eth_dev *dev;
3141
3142         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3143
3144         dev = &rte_eth_devices[port_id];
3145         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
3146         return (*dev->dev_ops->get_reg)(dev, info);
3147 }
3148
3149 int
3150 rte_eth_dev_get_eeprom_length(uint8_t port_id)
3151 {
3152         struct rte_eth_dev *dev;
3153
3154         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3155
3156         dev = &rte_eth_devices[port_id];
3157         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
3158         return (*dev->dev_ops->get_eeprom_length)(dev);
3159 }
3160
3161 int
3162 rte_eth_dev_get_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3163 {
3164         struct rte_eth_dev *dev;
3165
3166         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3167
3168         dev = &rte_eth_devices[port_id];
3169         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
3170         return (*dev->dev_ops->get_eeprom)(dev, info);
3171 }
3172
3173 int
3174 rte_eth_dev_set_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3175 {
3176         struct rte_eth_dev *dev;
3177
3178         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3179
3180         dev = &rte_eth_devices[port_id];
3181         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
3182         return (*dev->dev_ops->set_eeprom)(dev, info);
3183 }
3184
3185 int
3186 rte_eth_dev_get_dcb_info(uint8_t port_id,
3187                              struct rte_eth_dcb_info *dcb_info)
3188 {
3189         struct rte_eth_dev *dev;
3190
3191         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3192
3193         dev = &rte_eth_devices[port_id];
3194         memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
3195
3196         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
3197         return (*dev->dev_ops->get_dcb_info)(dev, dcb_info);
3198 }
3199
3200 void
3201 rte_eth_copy_pci_info(struct rte_eth_dev *eth_dev, struct rte_pci_device *pci_dev)
3202 {
3203         if ((eth_dev == NULL) || (pci_dev == NULL)) {
3204                 RTE_PMD_DEBUG_TRACE("NULL pointer eth_dev=%p pci_dev=%p\n",
3205                                 eth_dev, pci_dev);
3206                 return;
3207         }
3208
3209         eth_dev->data->dev_flags = 0;
3210         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_INTR_LSC)
3211                 eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC;
3212         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_DETACHABLE)
3213                 eth_dev->data->dev_flags |= RTE_ETH_DEV_DETACHABLE;
3214
3215         eth_dev->data->kdrv = pci_dev->kdrv;
3216         eth_dev->data->numa_node = pci_dev->device.numa_node;
3217         eth_dev->data->drv_name = pci_dev->driver->driver.name;
3218 }
3219
3220 int
3221 rte_eth_dev_l2_tunnel_eth_type_conf(uint8_t port_id,
3222                                     struct rte_eth_l2_tunnel_conf *l2_tunnel)
3223 {
3224         struct rte_eth_dev *dev;
3225
3226         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3227         if (l2_tunnel == NULL) {
3228                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3229                 return -EINVAL;
3230         }
3231
3232         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3233                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
3234                 return -EINVAL;
3235         }
3236
3237         dev = &rte_eth_devices[port_id];
3238         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_eth_type_conf,
3239                                 -ENOTSUP);
3240         return (*dev->dev_ops->l2_tunnel_eth_type_conf)(dev, l2_tunnel);
3241 }
3242
3243 int
3244 rte_eth_dev_l2_tunnel_offload_set(uint8_t port_id,
3245                                   struct rte_eth_l2_tunnel_conf *l2_tunnel,
3246                                   uint32_t mask,
3247                                   uint8_t en)
3248 {
3249         struct rte_eth_dev *dev;
3250
3251         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3252
3253         if (l2_tunnel == NULL) {
3254                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3255                 return -EINVAL;
3256         }
3257
3258         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3259                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type.\n");
3260                 return -EINVAL;
3261         }
3262
3263         if (mask == 0) {
3264                 RTE_PMD_DEBUG_TRACE("Mask should have a value.\n");
3265                 return -EINVAL;
3266         }
3267
3268         dev = &rte_eth_devices[port_id];
3269         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_offload_set,
3270                                 -ENOTSUP);
3271         return (*dev->dev_ops->l2_tunnel_offload_set)(dev, l2_tunnel, mask, en);
3272 }