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 static void
 142 rte_eth_dev_data_alloc(void)
 143 {
 144         const unsigned flags = 0;
 145         const struct rte_memzone *mz;
 146
 147         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 148                 mz = rte_memzone_reserve(MZ_RTE_ETH_DEV_DATA,
 149                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data),
 150                                 rte_socket_id(), flags);
 151         } else
 152                 mz = rte_memzone_lookup(MZ_RTE_ETH_DEV_DATA);
 153         if (mz == NULL)
 154                 rte_panic("Cannot allocate memzone for ethernet port data\n");
 155
 156         rte_eth_dev_data = mz->addr;
 157         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 158                 memset(rte_eth_dev_data, 0,
 159                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data));
 160 }
 161
 162 struct rte_eth_dev *
 163 rte_eth_dev_allocated(const char *name)
 164 {
 165         unsigned i;
 166
 167         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 168                 if ((rte_eth_devices[i].state == RTE_ETH_DEV_ATTACHED) &&
 169                     strcmp(rte_eth_devices[i].data->name, name) == 0)
 170                         return &rte_eth_devices[i];
 171         }
 172         return NULL;
 173 }
 174
 175 static uint8_t
 176 rte_eth_dev_find_free_port(void)
 177 {
 178         unsigned i;
 179
 180         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 181                 if (rte_eth_devices[i].state == RTE_ETH_DEV_UNUSED)
 182                         return i;
 183         }
 184         return RTE_MAX_ETHPORTS;
 185 }
 186
 187 static struct rte_eth_dev *
 188 eth_dev_get(uint8_t port_id)
 189 {
 190         struct rte_eth_dev *eth_dev = &rte_eth_devices[port_id];
 191
 192         eth_dev->data = &rte_eth_dev_data[port_id];
 193         eth_dev->state = RTE_ETH_DEV_ATTACHED;
 194         TAILQ_INIT(&(eth_dev->link_intr_cbs));
 195
 196         eth_dev_last_created_port = port_id;
 197         nb_ports++;
 198
 199         return eth_dev;
 200 }
 201
 202 struct rte_eth_dev *
 203 rte_eth_dev_allocate(const char *name)
 204 {
 205         uint8_t port_id;
 206         struct rte_eth_dev *eth_dev;
 207
 208         port_id = rte_eth_dev_find_free_port();
 209         if (port_id == RTE_MAX_ETHPORTS) {
 210                 RTE_PMD_DEBUG_TRACE("Reached maximum number of Ethernet ports\n");
 211                 return NULL;
 212         }
 213
 214         if (rte_eth_dev_data == NULL)
 215                 rte_eth_dev_data_alloc();
 216
 217         if (rte_eth_dev_allocated(name) != NULL) {
 218                 RTE_PMD_DEBUG_TRACE("Ethernet Device with name %s already allocated!\n",
 219                                 name);
 220                 return NULL;
 221         }
 222
 223         memset(&rte_eth_dev_data[port_id], 0, sizeof(struct rte_eth_dev_data));
 224         eth_dev = eth_dev_get(port_id);
 225         snprintf(eth_dev->data->name, sizeof(eth_dev->data->name), "%s", name);
 226         eth_dev->data->port_id = port_id;
 227         eth_dev->data->mtu = ETHER_MTU;
 228
 229         return eth_dev;
 230 }
 231
 232 /*
 233  * Attach to a port already registered by the primary process, which
 234  * makes sure that the same device would have the same port id both
 235  * in the primary and secondary process.
 236  */
 237 static struct rte_eth_dev *
 238 eth_dev_attach_secondary(const char *name)
 239 {
 240         uint8_t i;
 241         struct rte_eth_dev *eth_dev;
 242
 243         if (rte_eth_dev_data == NULL)
 244                 rte_eth_dev_data_alloc();
 245
 246         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 247                 if (strcmp(rte_eth_dev_data[i].name, name) == 0)
 248                         break;
 249         }
 250         if (i == RTE_MAX_ETHPORTS) {
 251                 RTE_PMD_DEBUG_TRACE(
 252                         "device %s is not driven by the primary process\n",
 253                         name);
 254                 return NULL;
 255         }
 256
 257         eth_dev = eth_dev_get(i);
 258         RTE_ASSERT(eth_dev->data->port_id == i);
 259
 260         return eth_dev;
 261 }
 262
 263 int
 264 rte_eth_dev_release_port(struct rte_eth_dev *eth_dev)
 265 {
 266         if (eth_dev == NULL)
 267                 return -EINVAL;
 268
 269         eth_dev->state = RTE_ETH_DEV_UNUSED;
 270         nb_ports--;
 271         return 0;
 272 }
 273
 274 int
 275 rte_eth_dev_pci_probe(struct rte_pci_driver *pci_drv,
 276                       struct rte_pci_device *pci_dev)
 277 {
 278         struct eth_driver    *eth_drv;
 279         struct rte_eth_dev *eth_dev;
 280         char ethdev_name[RTE_ETH_NAME_MAX_LEN];
 281
 282         int diag;
 283
 284         eth_drv = (struct eth_driver *)pci_drv;
 285
 286         rte_eal_pci_device_name(&pci_dev->addr, ethdev_name,
 287                         sizeof(ethdev_name));
 288
 289         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 290                 eth_dev = rte_eth_dev_allocate(ethdev_name);
 291                 if (eth_dev == NULL)
 292                         return -ENOMEM;
 293
 294                 eth_dev->data->dev_private = rte_zmalloc("ethdev private structure",
 295                                   eth_drv->dev_private_size,
 296                                   RTE_CACHE_LINE_SIZE);
 297                 if (eth_dev->data->dev_private == NULL)
 298                         rte_panic("Cannot allocate memzone for private port data\n");
 299         } else {
 300                 eth_dev = eth_dev_attach_secondary(ethdev_name);
 301                 if (eth_dev == NULL) {
 302                         /*
 303                          * if we failed to attach a device, it means the
 304                          * device is skipped in primary process, due to
 305                          * some errors. If so, we return a positive value,
 306                          * to let EAL skip it for the secondary process
 307                          * as well.
 308                          */
 309                         return 1;
 310                 }
 311         }
 312         eth_dev->device = &pci_dev->device;
 313         eth_dev->intr_handle = &pci_dev->intr_handle;
 314         eth_dev->driver = eth_drv;
 315
 316         /* Invoke PMD device initialization function */
 317         diag = (*eth_drv->eth_dev_init)(eth_dev);
 318         if (diag == 0)
 319                 return 0;
 320
 321         RTE_PMD_DEBUG_TRACE("driver %s: eth_dev_init(vendor_id=0x%x device_id=0x%x) failed\n",
 322                         pci_drv->driver.name,
 323                         (unsigned) pci_dev->id.vendor_id,
 324                         (unsigned) pci_dev->id.device_id);
 325         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 326                 rte_free(eth_dev->data->dev_private);
 327         rte_eth_dev_release_port(eth_dev);
 328         return diag;
 329 }
 330
 331 int
 332 rte_eth_dev_pci_remove(struct rte_pci_device *pci_dev)
 333 {
 334         const struct eth_driver *eth_drv;
 335         struct rte_eth_dev *eth_dev;
 336         char ethdev_name[RTE_ETH_NAME_MAX_LEN];
 337         int ret;
 338
 339         if (pci_dev == NULL)
 340                 return -EINVAL;
 341
 342         rte_eal_pci_device_name(&pci_dev->addr, ethdev_name,
 343                         sizeof(ethdev_name));
 344
 345         eth_dev = rte_eth_dev_allocated(ethdev_name);
 346         if (eth_dev == NULL)
 347                 return -ENODEV;
 348
 349         eth_drv = (const struct eth_driver *)pci_dev->driver;
 350
 351         /* Invoke PMD device uninit function */
 352         if (*eth_drv->eth_dev_uninit) {
 353                 ret = (*eth_drv->eth_dev_uninit)(eth_dev);
 354                 if (ret)
 355                         return ret;
 356         }
 357
 358         /* free ether device */
 359         rte_eth_dev_release_port(eth_dev);
 360
 361         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 362                 rte_free(eth_dev->data->dev_private);
 363
 364         eth_dev->device = NULL;
 365         eth_dev->driver = NULL;
 366         eth_dev->data = NULL;
 367
 368         return 0;
 369 }
 370
 371 int
 372 rte_eth_dev_is_valid_port(uint8_t port_id)
 373 {
 374         if (port_id >= RTE_MAX_ETHPORTS ||
 375             rte_eth_devices[port_id].state != RTE_ETH_DEV_ATTACHED)
 376                 return 0;
 377         else
 378                 return 1;
 379 }
 380
 381 int
 382 rte_eth_dev_socket_id(uint8_t port_id)
 383 {
 384         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -1);
 385         return rte_eth_devices[port_id].data->numa_node;
 386 }
 387
 388 uint8_t
 389 rte_eth_dev_count(void)
 390 {
 391         return nb_ports;
 392 }
 393
 394 int
 395 rte_eth_dev_get_name_by_port(uint8_t port_id, char *name)
 396 {
 397         char *tmp;
 398
 399         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 400
 401         if (name == NULL) {
 402                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 403                 return -EINVAL;
 404         }
 405
 406         /* shouldn't check 'rte_eth_devices[i].data',
 407          * because it might be overwritten by VDEV PMD */
 408         tmp = rte_eth_dev_data[port_id].name;
 409         strcpy(name, tmp);
 410         return 0;
 411 }
 412
 413 int
 414 rte_eth_dev_get_port_by_name(const char *name, uint8_t *port_id)
 415 {
 416         int i;
 417
 418         if (name == NULL) {
 419                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 420                 return -EINVAL;
 421         }
 422
 423         if (!nb_ports)
 424                 return -ENODEV;
 425
 426         *port_id = RTE_MAX_ETHPORTS;
 427
 428         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 429
 430                 if (!strncmp(name,
 431                         rte_eth_dev_data[i].name, strlen(name))) {
 432
 433                         *port_id = i;
 434
 435                         return 0;
 436                 }
 437         }
 438         return -ENODEV;
 439 }
 440
 441 static int
 442 rte_eth_dev_is_detachable(uint8_t port_id)
 443 {
 444         uint32_t dev_flags;
 445
 446         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 447
 448         switch (rte_eth_devices[port_id].data->kdrv) {
 449         case RTE_KDRV_IGB_UIO:
 450         case RTE_KDRV_UIO_GENERIC:
 451         case RTE_KDRV_NIC_UIO:
 452         case RTE_KDRV_NONE:
 453         case RTE_KDRV_VFIO:
 454                 break;
 455         default:
 456                 return -ENOTSUP;
 457         }
 458         dev_flags = rte_eth_devices[port_id].data->dev_flags;
 459         if ((dev_flags & RTE_ETH_DEV_DETACHABLE) &&
 460                 (!(dev_flags & RTE_ETH_DEV_BONDED_SLAVE)))
 461                 return 0;
 462         else
 463                 return 1;
 464 }
 465
 466 /* attach the new device, then store port_id of the device */
 467 int
 468 rte_eth_dev_attach(const char *devargs, uint8_t *port_id)
 469 {
 470         int ret = -1;
 471         int current = rte_eth_dev_count();
 472         char *name = NULL;
 473         char *args = NULL;
 474
 475         if ((devargs == NULL) || (port_id == NULL)) {
 476                 ret = -EINVAL;
 477                 goto err;
 478         }
 479
 480         /* parse devargs, then retrieve device name and args */
 481         if (rte_eal_parse_devargs_str(devargs, &name, &args))
 482                 goto err;
 483
 484         ret = rte_eal_dev_attach(name, args);
 485         if (ret < 0)
 486                 goto err;
 487
 488         /* no point looking at the port count if no port exists */
 489         if (!rte_eth_dev_count()) {
 490                 RTE_LOG(ERR, EAL, "No port found for device (%s)\n", name);
 491                 ret = -1;
 492                 goto err;
 493         }
 494
 495         /* if nothing happened, there is a bug here, since some driver told us
 496          * it did attach a device, but did not create a port.
 497          */
 498         if (current == rte_eth_dev_count()) {
 499                 ret = -1;
 500                 goto err;
 501         }
 502
 503         *port_id = eth_dev_last_created_port;
 504         ret = 0;
 505
 506 err:
 507         free(name);
 508         free(args);
 509         return ret;
 510 }
 511
 512 /* detach the device, then store the name of the device */
 513 int
 514 rte_eth_dev_detach(uint8_t port_id, char *name)
 515 {
 516         int ret = -1;
 517
 518         if (name == NULL) {
 519                 ret = -EINVAL;
 520                 goto err;
 521         }
 522
 523         /* FIXME: move this to eal, once device flags are relocated there */
 524         if (rte_eth_dev_is_detachable(port_id))
 525                 goto err;
 526
 527         snprintf(name, sizeof(rte_eth_devices[port_id].data->name),
 528                  "%s", rte_eth_devices[port_id].data->name);
 529         ret = rte_eal_dev_detach(name);
 530         if (ret < 0)
 531                 goto err;
 532
 533         return 0;
 534
 535 err:
 536         return ret;
 537 }
 538
 539 static int
 540 rte_eth_dev_rx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 541 {
 542         uint16_t old_nb_queues = dev->data->nb_rx_queues;
 543         void **rxq;
 544         unsigned i;
 545
 546         if (dev->data->rx_queues == NULL && nb_queues != 0) { /* first time configuration */
 547                 dev->data->rx_queues = rte_zmalloc("ethdev->rx_queues",
 548                                 sizeof(dev->data->rx_queues[0]) * nb_queues,
 549                                 RTE_CACHE_LINE_SIZE);
 550                 if (dev->data->rx_queues == NULL) {
 551                         dev->data->nb_rx_queues = 0;
 552                         return -(ENOMEM);
 553                 }
 554         } else if (dev->data->rx_queues != NULL && nb_queues != 0) { /* re-configure */
 555                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 556
 557                 rxq = dev->data->rx_queues;
 558
 559                 for (i = nb_queues; i < old_nb_queues; i++)
 560                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 561                 rxq = rte_realloc(rxq, sizeof(rxq[0]) * nb_queues,
 562                                 RTE_CACHE_LINE_SIZE);
 563                 if (rxq == NULL)
 564                         return -(ENOMEM);
 565                 if (nb_queues > old_nb_queues) {
 566                         uint16_t new_qs = nb_queues - old_nb_queues;
 567
 568                         memset(rxq + old_nb_queues, 0,
 569                                 sizeof(rxq[0]) * new_qs);
 570                 }
 571
 572                 dev->data->rx_queues = rxq;
 573
 574         } else if (dev->data->rx_queues != NULL && nb_queues == 0) {
 575                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 576
 577                 rxq = dev->data->rx_queues;
 578
 579                 for (i = nb_queues; i < old_nb_queues; i++)
 580                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 581
 582                 rte_free(dev->data->rx_queues);
 583                 dev->data->rx_queues = NULL;
 584         }
 585         dev->data->nb_rx_queues = nb_queues;
 586         return 0;
 587 }
 588
 589 int
 590 rte_eth_dev_rx_queue_start(uint8_t port_id, uint16_t rx_queue_id)
 591 {
 592         struct rte_eth_dev *dev;
 593
 594         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 595
 596         dev = &rte_eth_devices[port_id];
 597         if (rx_queue_id >= dev->data->nb_rx_queues) {
 598                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 599                 return -EINVAL;
 600         }
 601
 602         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_start, -ENOTSUP);
 603
 604         if (dev->data->rx_queue_state[rx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 605                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 606                         " already started\n",
 607                         rx_queue_id, port_id);
 608                 return 0;
 609         }
 610
 611         return dev->dev_ops->rx_queue_start(dev, rx_queue_id);
 612
 613 }
 614
 615 int
 616 rte_eth_dev_rx_queue_stop(uint8_t port_id, uint16_t rx_queue_id)
 617 {
 618         struct rte_eth_dev *dev;
 619
 620         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 621
 622         dev = &rte_eth_devices[port_id];
 623         if (rx_queue_id >= dev->data->nb_rx_queues) {
 624                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 625                 return -EINVAL;
 626         }
 627
 628         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_stop, -ENOTSUP);
 629
 630         if (dev->data->rx_queue_state[rx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 631                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 632                         " already stopped\n",
 633                         rx_queue_id, port_id);
 634                 return 0;
 635         }
 636
 637         return dev->dev_ops->rx_queue_stop(dev, rx_queue_id);
 638
 639 }
 640
 641 int
 642 rte_eth_dev_tx_queue_start(uint8_t port_id, uint16_t tx_queue_id)
 643 {
 644         struct rte_eth_dev *dev;
 645
 646         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 647
 648         dev = &rte_eth_devices[port_id];
 649         if (tx_queue_id >= dev->data->nb_tx_queues) {
 650                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 651                 return -EINVAL;
 652         }
 653
 654         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_start, -ENOTSUP);
 655
 656         if (dev->data->tx_queue_state[tx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 657                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 658                         " already started\n",
 659                         tx_queue_id, port_id);
 660                 return 0;
 661         }
 662
 663         return dev->dev_ops->tx_queue_start(dev, tx_queue_id);
 664
 665 }
 666
 667 int
 668 rte_eth_dev_tx_queue_stop(uint8_t port_id, uint16_t tx_queue_id)
 669 {
 670         struct rte_eth_dev *dev;
 671
 672         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 673
 674         dev = &rte_eth_devices[port_id];
 675         if (tx_queue_id >= dev->data->nb_tx_queues) {
 676                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 677                 return -EINVAL;
 678         }
 679
 680         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_stop, -ENOTSUP);
 681
 682         if (dev->data->tx_queue_state[tx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 683                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 684                         " already stopped\n",
 685                         tx_queue_id, port_id);
 686                 return 0;
 687         }
 688
 689         return dev->dev_ops->tx_queue_stop(dev, tx_queue_id);
 690
 691 }
 692
 693 static int
 694 rte_eth_dev_tx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 695 {
 696         uint16_t old_nb_queues = dev->data->nb_tx_queues;
 697         void **txq;
 698         unsigned i;
 699
 700         if (dev->data->tx_queues == NULL && nb_queues != 0) { /* first time configuration */
 701                 dev->data->tx_queues = rte_zmalloc("ethdev->tx_queues",
 702                                                    sizeof(dev->data->tx_queues[0]) * nb_queues,
 703                                                    RTE_CACHE_LINE_SIZE);
 704                 if (dev->data->tx_queues == NULL) {
 705                         dev->data->nb_tx_queues = 0;
 706                         return -(ENOMEM);
 707                 }
 708         } else if (dev->data->tx_queues != NULL && nb_queues != 0) { /* re-configure */
 709                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 710
 711                 txq = dev->data->tx_queues;
 712
 713                 for (i = nb_queues; i < old_nb_queues; i++)
 714                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 715                 txq = rte_realloc(txq, sizeof(txq[0]) * nb_queues,
 716                                   RTE_CACHE_LINE_SIZE);
 717                 if (txq == NULL)
 718                         return -ENOMEM;
 719                 if (nb_queues > old_nb_queues) {
 720                         uint16_t new_qs = nb_queues - old_nb_queues;
 721
 722                         memset(txq + old_nb_queues, 0,
 723                                sizeof(txq[0]) * new_qs);
 724                 }
 725
 726                 dev->data->tx_queues = txq;
 727
 728         } else if (dev->data->tx_queues != NULL && nb_queues == 0) {
 729                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 730
 731                 txq = dev->data->tx_queues;
 732
 733                 for (i = nb_queues; i < old_nb_queues; i++)
 734                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 735
 736                 rte_free(dev->data->tx_queues);
 737                 dev->data->tx_queues = NULL;
 738         }
 739         dev->data->nb_tx_queues = nb_queues;
 740         return 0;
 741 }
 742
 743 uint32_t
 744 rte_eth_speed_bitflag(uint32_t speed, int duplex)
 745 {
 746         switch (speed) {
 747         case ETH_SPEED_NUM_10M:
 748                 return duplex ? ETH_LINK_SPEED_10M : ETH_LINK_SPEED_10M_HD;
 749         case ETH_SPEED_NUM_100M:
 750                 return duplex ? ETH_LINK_SPEED_100M : ETH_LINK_SPEED_100M_HD;
 751         case ETH_SPEED_NUM_1G:
 752                 return ETH_LINK_SPEED_1G;
 753         case ETH_SPEED_NUM_2_5G:
 754                 return ETH_LINK_SPEED_2_5G;
 755         case ETH_SPEED_NUM_5G:
 756                 return ETH_LINK_SPEED_5G;
 757         case ETH_SPEED_NUM_10G:
 758                 return ETH_LINK_SPEED_10G;
 759         case ETH_SPEED_NUM_20G:
 760                 return ETH_LINK_SPEED_20G;
 761         case ETH_SPEED_NUM_25G:
 762                 return ETH_LINK_SPEED_25G;
 763         case ETH_SPEED_NUM_40G:
 764                 return ETH_LINK_SPEED_40G;
 765         case ETH_SPEED_NUM_50G:
 766                 return ETH_LINK_SPEED_50G;
 767         case ETH_SPEED_NUM_56G:
 768                 return ETH_LINK_SPEED_56G;
 769         case ETH_SPEED_NUM_100G:
 770                 return ETH_LINK_SPEED_100G;
 771         default:
 772                 return 0;
 773         }
 774 }
 775
 776 int
 777 rte_eth_dev_configure(uint8_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 778                       const struct rte_eth_conf *dev_conf)
 779 {
 780         struct rte_eth_dev *dev;
 781         struct rte_eth_dev_info dev_info;
 782         int diag;
 783
 784         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 785
 786         if (nb_rx_q > RTE_MAX_QUEUES_PER_PORT) {
 787                 RTE_PMD_DEBUG_TRACE(
 788                         "Number of RX queues requested (%u) is greater than max supported(%d)\n",
 789                         nb_rx_q, RTE_MAX_QUEUES_PER_PORT);
 790                 return -EINVAL;
 791         }
 792
 793         if (nb_tx_q > RTE_MAX_QUEUES_PER_PORT) {
 794                 RTE_PMD_DEBUG_TRACE(
 795                         "Number of TX queues requested (%u) is greater than max supported(%d)\n",
 796                         nb_tx_q, RTE_MAX_QUEUES_PER_PORT);
 797                 return -EINVAL;
 798         }
 799
 800         dev = &rte_eth_devices[port_id];
 801
 802         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
 803         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
 804
 805         if (dev->data->dev_started) {
 806                 RTE_PMD_DEBUG_TRACE(
 807                     "port %d must be stopped to allow configuration\n", port_id);
 808                 return -EBUSY;
 809         }
 810
 811         /* Copy the dev_conf parameter into the dev structure */
 812         memcpy(&dev->data->dev_conf, dev_conf, sizeof(dev->data->dev_conf));
 813
 814         /*
 815          * Check that the numbers of RX and TX queues are not greater
 816          * than the maximum number of RX and TX queues supported by the
 817          * configured device.
 818          */
 819         (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
 820
 821         if (nb_rx_q == 0 && nb_tx_q == 0) {
 822                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d both rx and tx queue cannot be 0\n", port_id);
 823                 return -EINVAL;
 824         }
 825
 826         if (nb_rx_q > dev_info.max_rx_queues) {
 827                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_queues=%d > %d\n",
 828                                 port_id, nb_rx_q, dev_info.max_rx_queues);
 829                 return -EINVAL;
 830         }
 831
 832         if (nb_tx_q > dev_info.max_tx_queues) {
 833                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_queues=%d > %d\n",
 834                                 port_id, nb_tx_q, dev_info.max_tx_queues);
 835                 return -EINVAL;
 836         }
 837
 838         /*
 839          * If link state interrupt is enabled, check that the
 840          * device supports it.
 841          */
 842         if ((dev_conf->intr_conf.lsc == 1) &&
 843                 (!(dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC))) {
 844                         RTE_PMD_DEBUG_TRACE("driver %s does not support lsc\n",
 845                                         dev->data->drv_name);
 846                         return -EINVAL;
 847         }
 848
 849         /*
 850          * If jumbo frames are enabled, check that the maximum RX packet
 851          * length is supported by the configured device.
 852          */
 853         if (dev_conf->rxmode.jumbo_frame == 1) {
 854                 if (dev_conf->rxmode.max_rx_pkt_len >
 855                     dev_info.max_rx_pktlen) {
 856                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 857                                 " > max valid value %u\n",
 858                                 port_id,
 859                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 860                                 (unsigned)dev_info.max_rx_pktlen);
 861                         return -EINVAL;
 862                 } else if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN) {
 863                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 864                                 " < min valid value %u\n",
 865                                 port_id,
 866                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 867                                 (unsigned)ETHER_MIN_LEN);
 868                         return -EINVAL;
 869                 }
 870         } else {
 871                 if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN ||
 872                         dev_conf->rxmode.max_rx_pkt_len > ETHER_MAX_LEN)
 873                         /* Use default value */
 874                         dev->data->dev_conf.rxmode.max_rx_pkt_len =
 875                                                         ETHER_MAX_LEN;
 876         }
 877
 878         /*
 879          * Setup new number of RX/TX queues and reconfigure device.
 880          */
 881         diag = rte_eth_dev_rx_queue_config(dev, nb_rx_q);
 882         if (diag != 0) {
 883                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_rx_queue_config = %d\n",
 884                                 port_id, diag);
 885                 return diag;
 886         }
 887
 888         diag = rte_eth_dev_tx_queue_config(dev, nb_tx_q);
 889         if (diag != 0) {
 890                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_tx_queue_config = %d\n",
 891                                 port_id, diag);
 892                 rte_eth_dev_rx_queue_config(dev, 0);
 893                 return diag;
 894         }
 895
 896         diag = (*dev->dev_ops->dev_configure)(dev);
 897         if (diag != 0) {
 898                 RTE_PMD_DEBUG_TRACE("port%d dev_configure = %d\n",
 899                                 port_id, diag);
 900                 rte_eth_dev_rx_queue_config(dev, 0);
 901                 rte_eth_dev_tx_queue_config(dev, 0);
 902                 return diag;
 903         }
 904
 905         return 0;
 906 }
 907
 908 void
 909 _rte_eth_dev_reset(struct rte_eth_dev *dev)
 910 {
 911         if (dev->data->dev_started) {
 912                 RTE_PMD_DEBUG_TRACE(
 913                         "port %d must be stopped to allow reset\n",
 914                         dev->data->port_id);
 915                 return;
 916         }
 917
 918         rte_eth_dev_rx_queue_config(dev, 0);
 919         rte_eth_dev_tx_queue_config(dev, 0);
 920
 921         memset(&dev->data->dev_conf, 0, sizeof(dev->data->dev_conf));
 922 }
 923
 924 static void
 925 rte_eth_dev_config_restore(uint8_t port_id)
 926 {
 927         struct rte_eth_dev *dev;
 928         struct rte_eth_dev_info dev_info;
 929         struct ether_addr *addr;
 930         uint16_t i;
 931         uint32_t pool = 0;
 932         uint64_t pool_mask;
 933
 934         dev = &rte_eth_devices[port_id];
 935
 936         rte_eth_dev_info_get(port_id, &dev_info);
 937
 938         /* replay MAC address configuration including default MAC */
 939         addr = &dev->data->mac_addrs[0];
 940         if (*dev->dev_ops->mac_addr_set != NULL)
 941                 (*dev->dev_ops->mac_addr_set)(dev, addr);
 942         else if (*dev->dev_ops->mac_addr_add != NULL)
 943                 (*dev->dev_ops->mac_addr_add)(dev, addr, 0, pool);
 944
 945         if (*dev->dev_ops->mac_addr_add != NULL) {
 946                 for (i = 1; i < dev_info.max_mac_addrs; i++) {
 947                         addr = &dev->data->mac_addrs[i];
 948
 949                         /* skip zero address */
 950                         if (is_zero_ether_addr(addr))
 951                                 continue;
 952
 953                         pool = 0;
 954                         pool_mask = dev->data->mac_pool_sel[i];
 955
 956                         do {
 957                                 if (pool_mask & 1ULL)
 958                                         (*dev->dev_ops->mac_addr_add)(dev,
 959                                                 addr, i, pool);
 960                                 pool_mask >>= 1;
 961                                 pool++;
 962                         } while (pool_mask);
 963                 }
 964         }
 965
 966         /* replay promiscuous configuration */
 967         if (rte_eth_promiscuous_get(port_id) == 1)
 968                 rte_eth_promiscuous_enable(port_id);
 969         else if (rte_eth_promiscuous_get(port_id) == 0)
 970                 rte_eth_promiscuous_disable(port_id);
 971
 972         /* replay all multicast configuration */
 973         if (rte_eth_allmulticast_get(port_id) == 1)
 974                 rte_eth_allmulticast_enable(port_id);
 975         else if (rte_eth_allmulticast_get(port_id) == 0)
 976                 rte_eth_allmulticast_disable(port_id);
 977 }
 978
 979 int
 980 rte_eth_dev_start(uint8_t port_id)
 981 {
 982         struct rte_eth_dev *dev;
 983         int diag;
 984
 985         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 986
 987         dev = &rte_eth_devices[port_id];
 988
 989         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
 990
 991         if (dev->data->dev_started != 0) {
 992                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
 993                         " already started\n",
 994                         port_id);
 995                 return 0;
 996         }
 997
 998         diag = (*dev->dev_ops->dev_start)(dev);
 999         if (diag == 0)
1000                 dev->data->dev_started = 1;
1001         else
1002                 return diag;
1003
1004         rte_eth_dev_config_restore(port_id);
1005
1006         if (dev->data->dev_conf.intr_conf.lsc == 0) {
1007                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
1008                 (*dev->dev_ops->link_update)(dev, 0);
1009         }
1010         return 0;
1011 }
1012
1013 void
1014 rte_eth_dev_stop(uint8_t port_id)
1015 {
1016         struct rte_eth_dev *dev;
1017
1018         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1019         dev = &rte_eth_devices[port_id];
1020
1021         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
1022
1023         if (dev->data->dev_started == 0) {
1024                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
1025                         " already stopped\n",
1026                         port_id);
1027                 return;
1028         }
1029
1030         dev->data->dev_started = 0;
1031         (*dev->dev_ops->dev_stop)(dev);
1032 }
1033
1034 int
1035 rte_eth_dev_set_link_up(uint8_t port_id)
1036 {
1037         struct rte_eth_dev *dev;
1038
1039         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1040
1041         dev = &rte_eth_devices[port_id];
1042
1043         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_up, -ENOTSUP);
1044         return (*dev->dev_ops->dev_set_link_up)(dev);
1045 }
1046
1047 int
1048 rte_eth_dev_set_link_down(uint8_t port_id)
1049 {
1050         struct rte_eth_dev *dev;
1051
1052         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1053
1054         dev = &rte_eth_devices[port_id];
1055
1056         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_down, -ENOTSUP);
1057         return (*dev->dev_ops->dev_set_link_down)(dev);
1058 }
1059
1060 void
1061 rte_eth_dev_close(uint8_t port_id)
1062 {
1063         struct rte_eth_dev *dev;
1064
1065         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1066         dev = &rte_eth_devices[port_id];
1067
1068         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_close);
1069         dev->data->dev_started = 0;
1070         (*dev->dev_ops->dev_close)(dev);
1071
1072         rte_free(dev->data->rx_queues);
1073         dev->data->rx_queues = NULL;
1074         rte_free(dev->data->tx_queues);
1075         dev->data->tx_queues = NULL;
1076 }
1077
1078 int
1079 rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id,
1080                        uint16_t nb_rx_desc, unsigned int socket_id,
1081                        const struct rte_eth_rxconf *rx_conf,
1082                        struct rte_mempool *mp)
1083 {
1084         int ret;
1085         uint32_t mbp_buf_size;
1086         struct rte_eth_dev *dev;
1087         struct rte_eth_dev_info dev_info;
1088         void **rxq;
1089
1090         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1091
1092         dev = &rte_eth_devices[port_id];
1093         if (rx_queue_id >= dev->data->nb_rx_queues) {
1094                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
1095                 return -EINVAL;
1096         }
1097
1098         if (dev->data->dev_started) {
1099                 RTE_PMD_DEBUG_TRACE(
1100                     "port %d must be stopped to allow configuration\n", port_id);
1101                 return -EBUSY;
1102         }
1103
1104         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1105         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
1106
1107         /*
1108          * Check the size of the mbuf data buffer.
1109          * This value must be provided in the private data of the memory pool.
1110          * First check that the memory pool has a valid private data.
1111          */
1112         rte_eth_dev_info_get(port_id, &dev_info);
1113         if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
1114                 RTE_PMD_DEBUG_TRACE("%s private_data_size %d < %d\n",
1115                                 mp->name, (int) mp->private_data_size,
1116                                 (int) sizeof(struct rte_pktmbuf_pool_private));
1117                 return -ENOSPC;
1118         }
1119         mbp_buf_size = rte_pktmbuf_data_room_size(mp);
1120
1121         if ((mbp_buf_size - RTE_PKTMBUF_HEADROOM) < dev_info.min_rx_bufsize) {
1122                 RTE_PMD_DEBUG_TRACE("%s mbuf_data_room_size %d < %d "
1123                                 "(RTE_PKTMBUF_HEADROOM=%d + min_rx_bufsize(dev)"
1124                                 "=%d)\n",
1125                                 mp->name,
1126                                 (int)mbp_buf_size,
1127                                 (int)(RTE_PKTMBUF_HEADROOM +
1128                                       dev_info.min_rx_bufsize),
1129                                 (int)RTE_PKTMBUF_HEADROOM,
1130                                 (int)dev_info.min_rx_bufsize);
1131                 return -EINVAL;
1132         }
1133
1134         if (nb_rx_desc > dev_info.rx_desc_lim.nb_max ||
1135                         nb_rx_desc < dev_info.rx_desc_lim.nb_min ||
1136                         nb_rx_desc % dev_info.rx_desc_lim.nb_align != 0) {
1137
1138                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_rx_desc(=%hu), "
1139                         "should be: <= %hu, = %hu, and a product of %hu\n",
1140                         nb_rx_desc,
1141                         dev_info.rx_desc_lim.nb_max,
1142                         dev_info.rx_desc_lim.nb_min,
1143                         dev_info.rx_desc_lim.nb_align);
1144                 return -EINVAL;
1145         }
1146
1147         rxq = dev->data->rx_queues;
1148         if (rxq[rx_queue_id]) {
1149                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release,
1150                                         -ENOTSUP);
1151                 (*dev->dev_ops->rx_queue_release)(rxq[rx_queue_id]);
1152                 rxq[rx_queue_id] = NULL;
1153         }
1154
1155         if (rx_conf == NULL)
1156                 rx_conf = &dev_info.default_rxconf;
1157
1158         ret = (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
1159                                               socket_id, rx_conf, mp);
1160         if (!ret) {
1161                 if (!dev->data->min_rx_buf_size ||
1162                     dev->data->min_rx_buf_size > mbp_buf_size)
1163                         dev->data->min_rx_buf_size = mbp_buf_size;
1164         }
1165
1166         return ret;
1167 }
1168
1169 int
1170 rte_eth_tx_queue_setup(uint8_t port_id, uint16_t tx_queue_id,
1171                        uint16_t nb_tx_desc, unsigned int socket_id,
1172                        const struct rte_eth_txconf *tx_conf)
1173 {
1174         struct rte_eth_dev *dev;
1175         struct rte_eth_dev_info dev_info;
1176         void **txq;
1177
1178         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1179
1180         dev = &rte_eth_devices[port_id];
1181         if (tx_queue_id >= dev->data->nb_tx_queues) {
1182                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
1183                 return -EINVAL;
1184         }
1185
1186         if (dev->data->dev_started) {
1187                 RTE_PMD_DEBUG_TRACE(
1188                     "port %d must be stopped to allow configuration\n", port_id);
1189                 return -EBUSY;
1190         }
1191
1192         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1193         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
1194
1195         rte_eth_dev_info_get(port_id, &dev_info);
1196
1197         if (nb_tx_desc > dev_info.tx_desc_lim.nb_max ||
1198             nb_tx_desc < dev_info.tx_desc_lim.nb_min ||
1199             nb_tx_desc % dev_info.tx_desc_lim.nb_align != 0) {
1200                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_tx_desc(=%hu), "
1201                                 "should be: <= %hu, = %hu, and a product of %hu\n",
1202                                 nb_tx_desc,
1203                                 dev_info.tx_desc_lim.nb_max,
1204                                 dev_info.tx_desc_lim.nb_min,
1205                                 dev_info.tx_desc_lim.nb_align);
1206                 return -EINVAL;
1207         }
1208
1209         txq = dev->data->tx_queues;
1210         if (txq[tx_queue_id]) {
1211                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release,
1212                                         -ENOTSUP);
1213                 (*dev->dev_ops->tx_queue_release)(txq[tx_queue_id]);
1214                 txq[tx_queue_id] = NULL;
1215         }
1216
1217         if (tx_conf == NULL)
1218                 tx_conf = &dev_info.default_txconf;
1219
1220         return (*dev->dev_ops->tx_queue_setup)(dev, tx_queue_id, nb_tx_desc,
1221                                                socket_id, tx_conf);
1222 }
1223
1224 void
1225 rte_eth_tx_buffer_drop_callback(struct rte_mbuf **pkts, uint16_t unsent,
1226                 void *userdata __rte_unused)
1227 {
1228         unsigned i;
1229
1230         for (i = 0; i < unsent; i++)
1231                 rte_pktmbuf_free(pkts[i]);
1232 }
1233
1234 void
1235 rte_eth_tx_buffer_count_callback(struct rte_mbuf **pkts, uint16_t unsent,
1236                 void *userdata)
1237 {
1238         uint64_t *count = userdata;
1239         unsigned i;
1240
1241         for (i = 0; i < unsent; i++)
1242                 rte_pktmbuf_free(pkts[i]);
1243
1244         *count += unsent;
1245 }
1246
1247 int
1248 rte_eth_tx_buffer_set_err_callback(struct rte_eth_dev_tx_buffer *buffer,
1249                 buffer_tx_error_fn cbfn, void *userdata)
1250 {
1251         buffer->error_callback = cbfn;
1252         buffer->error_userdata = userdata;
1253         return 0;
1254 }
1255
1256 int
1257 rte_eth_tx_buffer_init(struct rte_eth_dev_tx_buffer *buffer, uint16_t size)
1258 {
1259         int ret = 0;
1260
1261         if (buffer == NULL)
1262                 return -EINVAL;
1263
1264         buffer->size = size;
1265         if (buffer->error_callback == NULL) {
1266                 ret = rte_eth_tx_buffer_set_err_callback(
1267                         buffer, rte_eth_tx_buffer_drop_callback, NULL);
1268         }
1269
1270         return ret;
1271 }
1272
1273 int
1274 rte_eth_tx_done_cleanup(uint8_t port_id, uint16_t queue_id, uint32_t free_cnt)
1275 {
1276         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1277
1278         /* Validate Input Data. Bail if not valid or not supported. */
1279         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1280         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_done_cleanup, -ENOTSUP);
1281
1282         /* Call driver to free pending mbufs. */
1283         return (*dev->dev_ops->tx_done_cleanup)(dev->data->tx_queues[queue_id],
1284                         free_cnt);
1285 }
1286
1287 void
1288 rte_eth_promiscuous_enable(uint8_t port_id)
1289 {
1290         struct rte_eth_dev *dev;
1291
1292         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1293         dev = &rte_eth_devices[port_id];
1294
1295         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_enable);
1296         (*dev->dev_ops->promiscuous_enable)(dev);
1297         dev->data->promiscuous = 1;
1298 }
1299
1300 void
1301 rte_eth_promiscuous_disable(uint8_t port_id)
1302 {
1303         struct rte_eth_dev *dev;
1304
1305         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1306         dev = &rte_eth_devices[port_id];
1307
1308         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_disable);
1309         dev->data->promiscuous = 0;
1310         (*dev->dev_ops->promiscuous_disable)(dev);
1311 }
1312
1313 int
1314 rte_eth_promiscuous_get(uint8_t port_id)
1315 {
1316         struct rte_eth_dev *dev;
1317
1318         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1319
1320         dev = &rte_eth_devices[port_id];
1321         return dev->data->promiscuous;
1322 }
1323
1324 void
1325 rte_eth_allmulticast_enable(uint8_t port_id)
1326 {
1327         struct rte_eth_dev *dev;
1328
1329         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1330         dev = &rte_eth_devices[port_id];
1331
1332         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_enable);
1333         (*dev->dev_ops->allmulticast_enable)(dev);
1334         dev->data->all_multicast = 1;
1335 }
1336
1337 void
1338 rte_eth_allmulticast_disable(uint8_t port_id)
1339 {
1340         struct rte_eth_dev *dev;
1341
1342         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1343         dev = &rte_eth_devices[port_id];
1344
1345         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_disable);
1346         dev->data->all_multicast = 0;
1347         (*dev->dev_ops->allmulticast_disable)(dev);
1348 }
1349
1350 int
1351 rte_eth_allmulticast_get(uint8_t port_id)
1352 {
1353         struct rte_eth_dev *dev;
1354
1355         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1356
1357         dev = &rte_eth_devices[port_id];
1358         return dev->data->all_multicast;
1359 }
1360
1361 static inline int
1362 rte_eth_dev_atomic_read_link_status(struct rte_eth_dev *dev,
1363                                 struct rte_eth_link *link)
1364 {
1365         struct rte_eth_link *dst = link;
1366         struct rte_eth_link *src = &(dev->data->dev_link);
1367
1368         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
1369                                         *(uint64_t *)src) == 0)
1370                 return -1;
1371
1372         return 0;
1373 }
1374
1375 void
1376 rte_eth_link_get(uint8_t port_id, struct rte_eth_link *eth_link)
1377 {
1378         struct rte_eth_dev *dev;
1379
1380         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1381         dev = &rte_eth_devices[port_id];
1382
1383         if (dev->data->dev_conf.intr_conf.lsc != 0)
1384                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1385         else {
1386                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1387                 (*dev->dev_ops->link_update)(dev, 1);
1388                 *eth_link = dev->data->dev_link;
1389         }
1390 }
1391
1392 void
1393 rte_eth_link_get_nowait(uint8_t port_id, struct rte_eth_link *eth_link)
1394 {
1395         struct rte_eth_dev *dev;
1396
1397         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1398         dev = &rte_eth_devices[port_id];
1399
1400         if (dev->data->dev_conf.intr_conf.lsc != 0)
1401                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1402         else {
1403                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1404                 (*dev->dev_ops->link_update)(dev, 0);
1405                 *eth_link = dev->data->dev_link;
1406         }
1407 }
1408
1409 int
1410 rte_eth_stats_get(uint8_t port_id, struct rte_eth_stats *stats)
1411 {
1412         struct rte_eth_dev *dev;
1413
1414         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1415
1416         dev = &rte_eth_devices[port_id];
1417         memset(stats, 0, sizeof(*stats));
1418
1419         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
1420         stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
1421         (*dev->dev_ops->stats_get)(dev, stats);
1422         return 0;
1423 }
1424
1425 void
1426 rte_eth_stats_reset(uint8_t port_id)
1427 {
1428         struct rte_eth_dev *dev;
1429
1430         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1431         dev = &rte_eth_devices[port_id];
1432
1433         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
1434         (*dev->dev_ops->stats_reset)(dev);
1435         dev->data->rx_mbuf_alloc_failed = 0;
1436 }
1437
1438 static int
1439 get_xstats_count(uint8_t port_id)
1440 {
1441         struct rte_eth_dev *dev;
1442         int count;
1443
1444         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1445         dev = &rte_eth_devices[port_id];
1446         if (dev->dev_ops->xstats_get_names != NULL) {
1447                 count = (*dev->dev_ops->xstats_get_names)(dev, NULL, 0);
1448                 if (count < 0)
1449                         return count;
1450         } else
1451                 count = 0;
1452         count += RTE_NB_STATS;
1453         count += RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS) *
1454                  RTE_NB_RXQ_STATS;
1455         count += RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS) *
1456                  RTE_NB_TXQ_STATS;
1457         return count;
1458 }
1459
1460 int
1461 rte_eth_xstats_get_names(uint8_t port_id,
1462         struct rte_eth_xstat_name *xstats_names,
1463         unsigned size)
1464 {
1465         struct rte_eth_dev *dev;
1466         int cnt_used_entries;
1467         int cnt_expected_entries;
1468         int cnt_driver_entries;
1469         uint32_t idx, id_queue;
1470         uint16_t num_q;
1471
1472         cnt_expected_entries = get_xstats_count(port_id);
1473         if (xstats_names == NULL || cnt_expected_entries < 0 ||
1474                         (int)size < cnt_expected_entries)
1475                 return cnt_expected_entries;
1476
1477         /* port_id checked in get_xstats_count() */
1478         dev = &rte_eth_devices[port_id];
1479         cnt_used_entries = 0;
1480
1481         for (idx = 0; idx < RTE_NB_STATS; idx++) {
1482                 snprintf(xstats_names[cnt_used_entries].name,
1483                         sizeof(xstats_names[0].name),
1484                         "%s", rte_stats_strings[idx].name);
1485                 cnt_used_entries++;
1486         }
1487         num_q = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1488         for (id_queue = 0; id_queue < num_q; id_queue++) {
1489                 for (idx = 0; idx < RTE_NB_RXQ_STATS; idx++) {
1490                         snprintf(xstats_names[cnt_used_entries].name,
1491                                 sizeof(xstats_names[0].name),
1492                                 "rx_q%u%s",
1493                                 id_queue, rte_rxq_stats_strings[idx].name);
1494                         cnt_used_entries++;
1495                 }
1496
1497         }
1498         num_q = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1499         for (id_queue = 0; id_queue < num_q; id_queue++) {
1500                 for (idx = 0; idx < RTE_NB_TXQ_STATS; idx++) {
1501                         snprintf(xstats_names[cnt_used_entries].name,
1502                                 sizeof(xstats_names[0].name),
1503                                 "tx_q%u%s",
1504                                 id_queue, rte_txq_stats_strings[idx].name);
1505                         cnt_used_entries++;
1506                 }
1507         }
1508
1509         if (dev->dev_ops->xstats_get_names != NULL) {
1510                 /* If there are any driver-specific xstats, append them
1511                  * to end of list.
1512                  */
1513                 cnt_driver_entries = (*dev->dev_ops->xstats_get_names)(
1514                         dev,
1515                         xstats_names + cnt_used_entries,
1516                         size - cnt_used_entries);
1517                 if (cnt_driver_entries < 0)
1518                         return cnt_driver_entries;
1519                 cnt_used_entries += cnt_driver_entries;
1520         }
1521
1522         return cnt_used_entries;
1523 }
1524
1525 /* retrieve ethdev extended statistics */
1526 int
1527 rte_eth_xstats_get(uint8_t port_id, struct rte_eth_xstat *xstats,
1528         unsigned n)
1529 {
1530         struct rte_eth_stats eth_stats;
1531         struct rte_eth_dev *dev;
1532         unsigned count = 0, i, q;
1533         signed xcount = 0;
1534         uint64_t val, *stats_ptr;
1535         uint16_t nb_rxqs, nb_txqs;
1536
1537         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1538
1539         dev = &rte_eth_devices[port_id];
1540
1541         nb_rxqs = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1542         nb_txqs = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1543
1544         /* Return generic statistics */
1545         count = RTE_NB_STATS + (nb_rxqs * RTE_NB_RXQ_STATS) +
1546                 (nb_txqs * RTE_NB_TXQ_STATS);
1547
1548         /* implemented by the driver */
1549         if (dev->dev_ops->xstats_get != NULL) {
1550                 /* Retrieve the xstats from the driver at the end of the
1551                  * xstats struct.
1552                  */
1553                 xcount = (*dev->dev_ops->xstats_get)(dev,
1554                                      xstats ? xstats + count : NULL,
1555                                      (n > count) ? n - count : 0);
1556
1557                 if (xcount < 0)
1558                         return xcount;
1559         }
1560
1561         if (n < count + xcount || xstats == NULL)
1562                 return count + xcount;
1563
1564         /* now fill the xstats structure */
1565         count = 0;
1566         rte_eth_stats_get(port_id, &eth_stats);
1567
1568         /* global stats */
1569         for (i = 0; i < RTE_NB_STATS; i++) {
1570                 stats_ptr = RTE_PTR_ADD(&eth_stats,
1571                                         rte_stats_strings[i].offset);
1572                 val = *stats_ptr;
1573                 xstats[count++].value = val;
1574         }
1575
1576         /* per-rxq stats */
1577         for (q = 0; q < nb_rxqs; q++) {
1578                 for (i = 0; i < RTE_NB_RXQ_STATS; i++) {
1579                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1580                                         rte_rxq_stats_strings[i].offset +
1581                                         q * sizeof(uint64_t));
1582                         val = *stats_ptr;
1583                         xstats[count++].value = val;
1584                 }
1585         }
1586
1587         /* per-txq stats */
1588         for (q = 0; q < nb_txqs; q++) {
1589                 for (i = 0; i < RTE_NB_TXQ_STATS; i++) {
1590                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1591                                         rte_txq_stats_strings[i].offset +
1592                                         q * sizeof(uint64_t));
1593                         val = *stats_ptr;
1594                         xstats[count++].value = val;
1595                 }
1596         }
1597
1598         for (i = 0; i < count; i++)
1599                 xstats[i].id = i;
1600         /* add an offset to driver-specific stats */
1601         for ( ; i < count + xcount; i++)
1602                 xstats[i].id += count;
1603
1604         return count + xcount;
1605 }
1606
1607 /* reset ethdev extended statistics */
1608 void
1609 rte_eth_xstats_reset(uint8_t port_id)
1610 {
1611         struct rte_eth_dev *dev;
1612
1613         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1614         dev = &rte_eth_devices[port_id];
1615
1616         /* implemented by the driver */
1617         if (dev->dev_ops->xstats_reset != NULL) {
1618                 (*dev->dev_ops->xstats_reset)(dev);
1619                 return;
1620         }
1621
1622         /* fallback to default */
1623         rte_eth_stats_reset(port_id);
1624 }
1625
1626 static int
1627 set_queue_stats_mapping(uint8_t port_id, uint16_t queue_id, uint8_t stat_idx,
1628                 uint8_t is_rx)
1629 {
1630         struct rte_eth_dev *dev;
1631
1632         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1633
1634         dev = &rte_eth_devices[port_id];
1635
1636         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
1637         return (*dev->dev_ops->queue_stats_mapping_set)
1638                         (dev, queue_id, stat_idx, is_rx);
1639 }
1640
1641
1642 int
1643 rte_eth_dev_set_tx_queue_stats_mapping(uint8_t port_id, uint16_t tx_queue_id,
1644                 uint8_t stat_idx)
1645 {
1646         return set_queue_stats_mapping(port_id, tx_queue_id, stat_idx,
1647                         STAT_QMAP_TX);
1648 }
1649
1650
1651 int
1652 rte_eth_dev_set_rx_queue_stats_mapping(uint8_t port_id, uint16_t rx_queue_id,
1653                 uint8_t stat_idx)
1654 {
1655         return set_queue_stats_mapping(port_id, rx_queue_id, stat_idx,
1656                         STAT_QMAP_RX);
1657 }
1658
1659 int
1660 rte_eth_dev_fw_version_get(uint8_t port_id, char *fw_version, size_t fw_size)
1661 {
1662         struct rte_eth_dev *dev;
1663
1664         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1665         dev = &rte_eth_devices[port_id];
1666
1667         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fw_version_get, -ENOTSUP);
1668         return (*dev->dev_ops->fw_version_get)(dev, fw_version, fw_size);
1669 }
1670
1671 void
1672 rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)
1673 {
1674         struct rte_eth_dev *dev;
1675         const struct rte_eth_desc_lim lim = {
1676                 .nb_max = UINT16_MAX,
1677                 .nb_min = 0,
1678                 .nb_align = 1,
1679         };
1680
1681         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1682         dev = &rte_eth_devices[port_id];
1683
1684         memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
1685         dev_info->rx_desc_lim = lim;
1686         dev_info->tx_desc_lim = lim;
1687
1688         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
1689         (*dev->dev_ops->dev_infos_get)(dev, dev_info);
1690         dev_info->driver_name = dev->data->drv_name;
1691         dev_info->nb_rx_queues = dev->data->nb_rx_queues;
1692         dev_info->nb_tx_queues = dev->data->nb_tx_queues;
1693 }
1694
1695 int
1696 rte_eth_dev_get_supported_ptypes(uint8_t port_id, uint32_t ptype_mask,
1697                                  uint32_t *ptypes, int num)
1698 {
1699         int i, j;
1700         struct rte_eth_dev *dev;
1701         const uint32_t *all_ptypes;
1702
1703         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1704         dev = &rte_eth_devices[port_id];
1705         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_supported_ptypes_get, 0);
1706         all_ptypes = (*dev->dev_ops->dev_supported_ptypes_get)(dev);
1707
1708         if (!all_ptypes)
1709                 return 0;
1710
1711         for (i = 0, j = 0; all_ptypes[i] != RTE_PTYPE_UNKNOWN; ++i)
1712                 if (all_ptypes[i] & ptype_mask) {
1713                         if (j < num)
1714                                 ptypes[j] = all_ptypes[i];
1715                         j++;
1716                 }
1717
1718         return j;
1719 }
1720
1721 void
1722 rte_eth_macaddr_get(uint8_t port_id, struct ether_addr *mac_addr)
1723 {
1724         struct rte_eth_dev *dev;
1725
1726         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1727         dev = &rte_eth_devices[port_id];
1728         ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
1729 }
1730
1731
1732 int
1733 rte_eth_dev_get_mtu(uint8_t port_id, uint16_t *mtu)
1734 {
1735         struct rte_eth_dev *dev;
1736
1737         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1738
1739         dev = &rte_eth_devices[port_id];
1740         *mtu = dev->data->mtu;
1741         return 0;
1742 }
1743
1744 int
1745 rte_eth_dev_set_mtu(uint8_t port_id, uint16_t mtu)
1746 {
1747         int ret;
1748         struct rte_eth_dev *dev;
1749
1750         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1751         dev = &rte_eth_devices[port_id];
1752         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
1753
1754         ret = (*dev->dev_ops->mtu_set)(dev, mtu);
1755         if (!ret)
1756                 dev->data->mtu = mtu;
1757
1758         return ret;
1759 }
1760
1761 int
1762 rte_eth_dev_vlan_filter(uint8_t port_id, uint16_t vlan_id, int on)
1763 {
1764         struct rte_eth_dev *dev;
1765
1766         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1767         dev = &rte_eth_devices[port_id];
1768         if (!(dev->data->dev_conf.rxmode.hw_vlan_filter)) {
1769                 RTE_PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
1770                 return -ENOSYS;
1771         }
1772
1773         if (vlan_id > 4095) {
1774                 RTE_PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n",
1775                                 port_id, (unsigned) vlan_id);
1776                 return -EINVAL;
1777         }
1778         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
1779
1780         return (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
1781 }
1782
1783 int
1784 rte_eth_dev_set_vlan_strip_on_queue(uint8_t port_id, uint16_t rx_queue_id, int on)
1785 {
1786         struct rte_eth_dev *dev;
1787
1788         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1789         dev = &rte_eth_devices[port_id];
1790         if (rx_queue_id >= dev->data->nb_rx_queues) {
1791                 RTE_PMD_DEBUG_TRACE("Invalid rx_queue_id=%d\n", port_id);
1792                 return -EINVAL;
1793         }
1794
1795         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
1796         (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
1797
1798         return 0;
1799 }
1800
1801 int
1802 rte_eth_dev_set_vlan_ether_type(uint8_t port_id,
1803                                 enum rte_vlan_type vlan_type,
1804                                 uint16_t tpid)
1805 {
1806         struct rte_eth_dev *dev;
1807
1808         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1809         dev = &rte_eth_devices[port_id];
1810         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
1811
1812         return (*dev->dev_ops->vlan_tpid_set)(dev, vlan_type, tpid);
1813 }
1814
1815 int
1816 rte_eth_dev_set_vlan_offload(uint8_t port_id, int offload_mask)
1817 {
1818         struct rte_eth_dev *dev;
1819         int ret = 0;
1820         int mask = 0;
1821         int cur, org = 0;
1822
1823         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1824         dev = &rte_eth_devices[port_id];
1825
1826         /*check which option changed by application*/
1827         cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
1828         org = !!(dev->data->dev_conf.rxmode.hw_vlan_strip);
1829         if (cur != org) {
1830                 dev->data->dev_conf.rxmode.hw_vlan_strip = (uint8_t)cur;
1831                 mask |= ETH_VLAN_STRIP_MASK;
1832         }
1833
1834         cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
1835         org = !!(dev->data->dev_conf.rxmode.hw_vlan_filter);
1836         if (cur != org) {
1837                 dev->data->dev_conf.rxmode.hw_vlan_filter = (uint8_t)cur;
1838                 mask |= ETH_VLAN_FILTER_MASK;
1839         }
1840
1841         cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
1842         org = !!(dev->data->dev_conf.rxmode.hw_vlan_extend);
1843         if (cur != org) {
1844                 dev->data->dev_conf.rxmode.hw_vlan_extend = (uint8_t)cur;
1845                 mask |= ETH_VLAN_EXTEND_MASK;
1846         }
1847
1848         /*no change*/
1849         if (mask == 0)
1850                 return ret;
1851
1852         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
1853         (*dev->dev_ops->vlan_offload_set)(dev, mask);
1854
1855         return ret;
1856 }
1857
1858 int
1859 rte_eth_dev_get_vlan_offload(uint8_t port_id)
1860 {
1861         struct rte_eth_dev *dev;
1862         int ret = 0;
1863
1864         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1865         dev = &rte_eth_devices[port_id];
1866
1867         if (dev->data->dev_conf.rxmode.hw_vlan_strip)
1868                 ret |= ETH_VLAN_STRIP_OFFLOAD;
1869
1870         if (dev->data->dev_conf.rxmode.hw_vlan_filter)
1871                 ret |= ETH_VLAN_FILTER_OFFLOAD;
1872
1873         if (dev->data->dev_conf.rxmode.hw_vlan_extend)
1874                 ret |= ETH_VLAN_EXTEND_OFFLOAD;
1875
1876         return ret;
1877 }
1878
1879 int
1880 rte_eth_dev_set_vlan_pvid(uint8_t port_id, uint16_t pvid, int on)
1881 {
1882         struct rte_eth_dev *dev;
1883
1884         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1885         dev = &rte_eth_devices[port_id];
1886         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
1887         (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on);
1888
1889         return 0;
1890 }
1891
1892 int
1893 rte_eth_dev_flow_ctrl_get(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1894 {
1895         struct rte_eth_dev *dev;
1896
1897         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1898         dev = &rte_eth_devices[port_id];
1899         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
1900         memset(fc_conf, 0, sizeof(*fc_conf));
1901         return (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf);
1902 }
1903
1904 int
1905 rte_eth_dev_flow_ctrl_set(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1906 {
1907         struct rte_eth_dev *dev;
1908
1909         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1910         if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
1911                 RTE_PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n");
1912                 return -EINVAL;
1913         }
1914
1915         dev = &rte_eth_devices[port_id];
1916         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
1917         return (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf);
1918 }
1919
1920 int
1921 rte_eth_dev_priority_flow_ctrl_set(uint8_t port_id, struct rte_eth_pfc_conf *pfc_conf)
1922 {
1923         struct rte_eth_dev *dev;
1924
1925         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1926         if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
1927                 RTE_PMD_DEBUG_TRACE("Invalid priority, only 0-7 allowed\n");
1928                 return -EINVAL;
1929         }
1930
1931         dev = &rte_eth_devices[port_id];
1932         /* High water, low water validation are device specific */
1933         if  (*dev->dev_ops->priority_flow_ctrl_set)
1934                 return (*dev->dev_ops->priority_flow_ctrl_set)(dev, pfc_conf);
1935         return -ENOTSUP;
1936 }
1937
1938 static int
1939 rte_eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf,
1940                         uint16_t reta_size)
1941 {
1942         uint16_t i, num;
1943
1944         if (!reta_conf)
1945                 return -EINVAL;
1946
1947         num = (reta_size + RTE_RETA_GROUP_SIZE - 1) / RTE_RETA_GROUP_SIZE;
1948         for (i = 0; i < num; i++) {
1949                 if (reta_conf[i].mask)
1950                         return 0;
1951         }
1952
1953         return -EINVAL;
1954 }
1955
1956 static int
1957 rte_eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf,
1958                          uint16_t reta_size,
1959                          uint16_t max_rxq)
1960 {
1961         uint16_t i, idx, shift;
1962
1963         if (!reta_conf)
1964                 return -EINVAL;
1965
1966         if (max_rxq == 0) {
1967                 RTE_PMD_DEBUG_TRACE("No receive queue is available\n");
1968                 return -EINVAL;
1969         }
1970
1971         for (i = 0; i < reta_size; i++) {
1972                 idx = i / RTE_RETA_GROUP_SIZE;
1973                 shift = i % RTE_RETA_GROUP_SIZE;
1974                 if ((reta_conf[idx].mask & (1ULL << shift)) &&
1975                         (reta_conf[idx].reta[shift] >= max_rxq)) {
1976                         RTE_PMD_DEBUG_TRACE("reta_conf[%u]->reta[%u]: %u exceeds "
1977                                 "the maximum rxq index: %u\n", idx, shift,
1978                                 reta_conf[idx].reta[shift], max_rxq);
1979                         return -EINVAL;
1980                 }
1981         }
1982
1983         return 0;
1984 }
1985
1986 int
1987 rte_eth_dev_rss_reta_update(uint8_t port_id,
1988                             struct rte_eth_rss_reta_entry64 *reta_conf,
1989                             uint16_t reta_size)
1990 {
1991         struct rte_eth_dev *dev;
1992         int ret;
1993
1994         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1995         /* Check mask bits */
1996         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
1997         if (ret < 0)
1998                 return ret;
1999
2000         dev = &rte_eth_devices[port_id];
2001
2002         /* Check entry value */
2003         ret = rte_eth_check_reta_entry(reta_conf, reta_size,
2004                                 dev->data->nb_rx_queues);
2005         if (ret < 0)
2006                 return ret;
2007
2008         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
2009         return (*dev->dev_ops->reta_update)(dev, reta_conf, reta_size);
2010 }
2011
2012 int
2013 rte_eth_dev_rss_reta_query(uint8_t port_id,
2014                            struct rte_eth_rss_reta_entry64 *reta_conf,
2015                            uint16_t reta_size)
2016 {
2017         struct rte_eth_dev *dev;
2018         int ret;
2019
2020         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2021
2022         /* Check mask bits */
2023         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
2024         if (ret < 0)
2025                 return ret;
2026
2027         dev = &rte_eth_devices[port_id];
2028         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
2029         return (*dev->dev_ops->reta_query)(dev, reta_conf, reta_size);
2030 }
2031
2032 int
2033 rte_eth_dev_rss_hash_update(uint8_t port_id, struct rte_eth_rss_conf *rss_conf)
2034 {
2035         struct rte_eth_dev *dev;
2036         uint16_t rss_hash_protos;
2037
2038         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2039         rss_hash_protos = rss_conf->rss_hf;
2040         if ((rss_hash_protos != 0) &&
2041             ((rss_hash_protos & ETH_RSS_PROTO_MASK) == 0)) {
2042                 RTE_PMD_DEBUG_TRACE("Invalid rss_hash_protos=0x%x\n",
2043                                 rss_hash_protos);
2044                 return -EINVAL;
2045         }
2046         dev = &rte_eth_devices[port_id];
2047         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
2048         return (*dev->dev_ops->rss_hash_update)(dev, rss_conf);
2049 }
2050
2051 int
2052 rte_eth_dev_rss_hash_conf_get(uint8_t port_id,
2053                               struct rte_eth_rss_conf *rss_conf)
2054 {
2055         struct rte_eth_dev *dev;
2056
2057         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2058         dev = &rte_eth_devices[port_id];
2059         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
2060         return (*dev->dev_ops->rss_hash_conf_get)(dev, rss_conf);
2061 }
2062
2063 int
2064 rte_eth_dev_udp_tunnel_port_add(uint8_t port_id,
2065                                 struct rte_eth_udp_tunnel *udp_tunnel)
2066 {
2067         struct rte_eth_dev *dev;
2068
2069         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2070         if (udp_tunnel == NULL) {
2071                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2072                 return -EINVAL;
2073         }
2074
2075         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2076                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2077                 return -EINVAL;
2078         }
2079
2080         dev = &rte_eth_devices[port_id];
2081         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_add, -ENOTSUP);
2082         return (*dev->dev_ops->udp_tunnel_port_add)(dev, udp_tunnel);
2083 }
2084
2085 int
2086 rte_eth_dev_udp_tunnel_port_delete(uint8_t port_id,
2087                                    struct rte_eth_udp_tunnel *udp_tunnel)
2088 {
2089         struct rte_eth_dev *dev;
2090
2091         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2092         dev = &rte_eth_devices[port_id];
2093
2094         if (udp_tunnel == NULL) {
2095                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2096                 return -EINVAL;
2097         }
2098
2099         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2100                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2101                 return -EINVAL;
2102         }
2103
2104         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_del, -ENOTSUP);
2105         return (*dev->dev_ops->udp_tunnel_port_del)(dev, udp_tunnel);
2106 }
2107
2108 int
2109 rte_eth_led_on(uint8_t port_id)
2110 {
2111         struct rte_eth_dev *dev;
2112
2113         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2114         dev = &rte_eth_devices[port_id];
2115         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
2116         return (*dev->dev_ops->dev_led_on)(dev);
2117 }
2118
2119 int
2120 rte_eth_led_off(uint8_t port_id)
2121 {
2122         struct rte_eth_dev *dev;
2123
2124         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2125         dev = &rte_eth_devices[port_id];
2126         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
2127         return (*dev->dev_ops->dev_led_off)(dev);
2128 }
2129
2130 /*
2131  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2132  * an empty spot.
2133  */
2134 static int
2135 get_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2136 {
2137         struct rte_eth_dev_info dev_info;
2138         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2139         unsigned i;
2140
2141         rte_eth_dev_info_get(port_id, &dev_info);
2142
2143         for (i = 0; i < dev_info.max_mac_addrs; i++)
2144                 if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
2145                         return i;
2146
2147         return -1;
2148 }
2149
2150 static const struct ether_addr null_mac_addr;
2151
2152 int
2153 rte_eth_dev_mac_addr_add(uint8_t port_id, struct ether_addr *addr,
2154                         uint32_t pool)
2155 {
2156         struct rte_eth_dev *dev;
2157         int index;
2158         uint64_t pool_mask;
2159
2160         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2161         dev = &rte_eth_devices[port_id];
2162         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
2163
2164         if (is_zero_ether_addr(addr)) {
2165                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2166                         port_id);
2167                 return -EINVAL;
2168         }
2169         if (pool >= ETH_64_POOLS) {
2170                 RTE_PMD_DEBUG_TRACE("pool id must be 0-%d\n", ETH_64_POOLS - 1);
2171                 return -EINVAL;
2172         }
2173
2174         index = get_mac_addr_index(port_id, addr);
2175         if (index < 0) {
2176                 index = get_mac_addr_index(port_id, &null_mac_addr);
2177                 if (index < 0) {
2178                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2179                                 port_id);
2180                         return -ENOSPC;
2181                 }
2182         } else {
2183                 pool_mask = dev->data->mac_pool_sel[index];
2184
2185                 /* Check if both MAC address and pool is already there, and do nothing */
2186                 if (pool_mask & (1ULL << pool))
2187                         return 0;
2188         }
2189
2190         /* Update NIC */
2191         (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
2192
2193         /* Update address in NIC data structure */
2194         ether_addr_copy(addr, &dev->data->mac_addrs[index]);
2195
2196         /* Update pool bitmap in NIC data structure */
2197         dev->data->mac_pool_sel[index] |= (1ULL << pool);
2198
2199         return 0;
2200 }
2201
2202 int
2203 rte_eth_dev_mac_addr_remove(uint8_t port_id, struct ether_addr *addr)
2204 {
2205         struct rte_eth_dev *dev;
2206         int index;
2207
2208         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2209         dev = &rte_eth_devices[port_id];
2210         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
2211
2212         index = get_mac_addr_index(port_id, addr);
2213         if (index == 0) {
2214                 RTE_PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id);
2215                 return -EADDRINUSE;
2216         } else if (index < 0)
2217                 return 0;  /* Do nothing if address wasn't found */
2218
2219         /* Update NIC */
2220         (*dev->dev_ops->mac_addr_remove)(dev, index);
2221
2222         /* Update address in NIC data structure */
2223         ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
2224
2225         /* reset pool bitmap */
2226         dev->data->mac_pool_sel[index] = 0;
2227
2228         return 0;
2229 }
2230
2231 int
2232 rte_eth_dev_default_mac_addr_set(uint8_t port_id, struct ether_addr *addr)
2233 {
2234         struct rte_eth_dev *dev;
2235
2236         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2237
2238         if (!is_valid_assigned_ether_addr(addr))
2239                 return -EINVAL;
2240
2241         dev = &rte_eth_devices[port_id];
2242         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
2243
2244         /* Update default address in NIC data structure */
2245         ether_addr_copy(addr, &dev->data->mac_addrs[0]);
2246
2247         (*dev->dev_ops->mac_addr_set)(dev, addr);
2248
2249         return 0;
2250 }
2251
2252
2253 /*
2254  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2255  * an empty spot.
2256  */
2257 static int
2258 get_hash_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2259 {
2260         struct rte_eth_dev_info dev_info;
2261         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2262         unsigned i;
2263
2264         rte_eth_dev_info_get(port_id, &dev_info);
2265         if (!dev->data->hash_mac_addrs)
2266                 return -1;
2267
2268         for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
2269                 if (memcmp(addr, &dev->data->hash_mac_addrs[i],
2270                         ETHER_ADDR_LEN) == 0)
2271                         return i;
2272
2273         return -1;
2274 }
2275
2276 int
2277 rte_eth_dev_uc_hash_table_set(uint8_t port_id, struct ether_addr *addr,
2278                                 uint8_t on)
2279 {
2280         int index;
2281         int ret;
2282         struct rte_eth_dev *dev;
2283
2284         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2285
2286         dev = &rte_eth_devices[port_id];
2287         if (is_zero_ether_addr(addr)) {
2288                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2289                         port_id);
2290                 return -EINVAL;
2291         }
2292
2293         index = get_hash_mac_addr_index(port_id, addr);
2294         /* Check if it's already there, and do nothing */
2295         if ((index >= 0) && (on))
2296                 return 0;
2297
2298         if (index < 0) {
2299                 if (!on) {
2300                         RTE_PMD_DEBUG_TRACE("port %d: the MAC address was not "
2301                                 "set in UTA\n", port_id);
2302                         return -EINVAL;
2303                 }
2304
2305                 index = get_hash_mac_addr_index(port_id, &null_mac_addr);
2306                 if (index < 0) {
2307                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2308                                         port_id);
2309                         return -ENOSPC;
2310                 }
2311         }
2312
2313         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
2314         ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
2315         if (ret == 0) {
2316                 /* Update address in NIC data structure */
2317                 if (on)
2318                         ether_addr_copy(addr,
2319                                         &dev->data->hash_mac_addrs[index]);
2320                 else
2321                         ether_addr_copy(&null_mac_addr,
2322                                         &dev->data->hash_mac_addrs[index]);
2323         }
2324
2325         return ret;
2326 }
2327
2328 int
2329 rte_eth_dev_uc_all_hash_table_set(uint8_t port_id, uint8_t on)
2330 {
2331         struct rte_eth_dev *dev;
2332
2333         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2334
2335         dev = &rte_eth_devices[port_id];
2336
2337         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
2338         return (*dev->dev_ops->uc_all_hash_table_set)(dev, on);
2339 }
2340
2341 int rte_eth_set_queue_rate_limit(uint8_t port_id, uint16_t queue_idx,
2342                                         uint16_t tx_rate)
2343 {
2344         struct rte_eth_dev *dev;
2345         struct rte_eth_dev_info dev_info;
2346         struct rte_eth_link link;
2347
2348         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2349
2350         dev = &rte_eth_devices[port_id];
2351         rte_eth_dev_info_get(port_id, &dev_info);
2352         link = dev->data->dev_link;
2353
2354         if (queue_idx > dev_info.max_tx_queues) {
2355                 RTE_PMD_DEBUG_TRACE("set queue rate limit:port %d: "
2356                                 "invalid queue id=%d\n", port_id, queue_idx);
2357                 return -EINVAL;
2358         }
2359
2360         if (tx_rate > link.link_speed) {
2361                 RTE_PMD_DEBUG_TRACE("set queue rate limit:invalid tx_rate=%d, "
2362                                 "bigger than link speed= %d\n",
2363                         tx_rate, link.link_speed);
2364                 return -EINVAL;
2365         }
2366
2367         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
2368         return (*dev->dev_ops->set_queue_rate_limit)(dev, queue_idx, tx_rate);
2369 }
2370
2371 int
2372 rte_eth_mirror_rule_set(uint8_t port_id,
2373                         struct rte_eth_mirror_conf *mirror_conf,
2374                         uint8_t rule_id, uint8_t on)
2375 {
2376         struct rte_eth_dev *dev;
2377
2378         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2379         if (mirror_conf->rule_type == 0) {
2380                 RTE_PMD_DEBUG_TRACE("mirror rule type can not be 0.\n");
2381                 return -EINVAL;
2382         }
2383
2384         if (mirror_conf->dst_pool >= ETH_64_POOLS) {
2385                 RTE_PMD_DEBUG_TRACE("Invalid dst pool, pool id must be 0-%d\n",
2386                                 ETH_64_POOLS - 1);
2387                 return -EINVAL;
2388         }
2389
2390         if ((mirror_conf->rule_type & (ETH_MIRROR_VIRTUAL_POOL_UP |
2391              ETH_MIRROR_VIRTUAL_POOL_DOWN)) &&
2392             (mirror_conf->pool_mask == 0)) {
2393                 RTE_PMD_DEBUG_TRACE("Invalid mirror pool, pool mask can not be 0.\n");
2394                 return -EINVAL;
2395         }
2396
2397         if ((mirror_conf->rule_type & ETH_MIRROR_VLAN) &&
2398             mirror_conf->vlan.vlan_mask == 0) {
2399                 RTE_PMD_DEBUG_TRACE("Invalid vlan mask, vlan mask can not be 0.\n");
2400                 return -EINVAL;
2401         }
2402
2403         dev = &rte_eth_devices[port_id];
2404         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
2405
2406         return (*dev->dev_ops->mirror_rule_set)(dev, mirror_conf, rule_id, on);
2407 }
2408
2409 int
2410 rte_eth_mirror_rule_reset(uint8_t port_id, uint8_t rule_id)
2411 {
2412         struct rte_eth_dev *dev;
2413
2414         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2415
2416         dev = &rte_eth_devices[port_id];
2417         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
2418
2419         return (*dev->dev_ops->mirror_rule_reset)(dev, rule_id);
2420 }
2421
2422 int
2423 rte_eth_dev_callback_register(uint8_t port_id,
2424                         enum rte_eth_event_type event,
2425                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2426 {
2427         struct rte_eth_dev *dev;
2428         struct rte_eth_dev_callback *user_cb;
2429
2430         if (!cb_fn)
2431                 return -EINVAL;
2432
2433         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2434
2435         dev = &rte_eth_devices[port_id];
2436         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2437
2438         TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
2439                 if (user_cb->cb_fn == cb_fn &&
2440                         user_cb->cb_arg == cb_arg &&
2441                         user_cb->event == event) {
2442                         break;
2443                 }
2444         }
2445
2446         /* create a new callback. */
2447         if (user_cb == NULL) {
2448                 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
2449                                         sizeof(struct rte_eth_dev_callback), 0);
2450                 if (user_cb != NULL) {
2451                         user_cb->cb_fn = cb_fn;
2452                         user_cb->cb_arg = cb_arg;
2453                         user_cb->event = event;
2454                         TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
2455                 }
2456         }
2457
2458         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2459         return (user_cb == NULL) ? -ENOMEM : 0;
2460 }
2461
2462 int
2463 rte_eth_dev_callback_unregister(uint8_t port_id,
2464                         enum rte_eth_event_type event,
2465                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2466 {
2467         int ret;
2468         struct rte_eth_dev *dev;
2469         struct rte_eth_dev_callback *cb, *next;
2470
2471         if (!cb_fn)
2472                 return -EINVAL;
2473
2474         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2475
2476         dev = &rte_eth_devices[port_id];
2477         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2478
2479         ret = 0;
2480         for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
2481
2482                 next = TAILQ_NEXT(cb, next);
2483
2484                 if (cb->cb_fn != cb_fn || cb->event != event ||
2485                                 (cb->cb_arg != (void *)-1 &&
2486                                 cb->cb_arg != cb_arg))
2487                         continue;
2488
2489                 /*
2490                  * if this callback is not executing right now,
2491                  * then remove it.
2492                  */
2493                 if (cb->active == 0) {
2494                         TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
2495                         rte_free(cb);
2496                 } else {
2497                         ret = -EAGAIN;
2498                 }
2499         }
2500
2501         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2502         return ret;
2503 }
2504
2505 void
2506 _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
2507         enum rte_eth_event_type event, void *cb_arg)
2508 {
2509         struct rte_eth_dev_callback *cb_lst;
2510         struct rte_eth_dev_callback dev_cb;
2511
2512         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2513         TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
2514                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
2515                         continue;
2516                 dev_cb = *cb_lst;
2517                 cb_lst->active = 1;
2518                 if (cb_arg != NULL)
2519                         dev_cb.cb_arg = (void *) cb_arg;
2520
2521                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2522                 dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
2523                                                 dev_cb.cb_arg);
2524                 rte_spinlock_lock(&rte_eth_dev_cb_lock);
2525                 cb_lst->active = 0;
2526         }
2527         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2528 }
2529
2530 int
2531 rte_eth_dev_rx_intr_ctl(uint8_t port_id, int epfd, int op, void *data)
2532 {
2533         uint32_t vec;
2534         struct rte_eth_dev *dev;
2535         struct rte_intr_handle *intr_handle;
2536         uint16_t qid;
2537         int rc;
2538
2539         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2540
2541         dev = &rte_eth_devices[port_id];
2542
2543         if (!dev->intr_handle) {
2544                 RTE_PMD_DEBUG_TRACE("RX Intr handle unset\n");
2545                 return -ENOTSUP;
2546         }
2547
2548         intr_handle = dev->intr_handle;
2549         if (!intr_handle->intr_vec) {
2550                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2551                 return -EPERM;
2552         }
2553
2554         for (qid = 0; qid < dev->data->nb_rx_queues; qid++) {
2555                 vec = intr_handle->intr_vec[qid];
2556                 rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2557                 if (rc && rc != -EEXIST) {
2558                         RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2559                                         " op %d epfd %d vec %u\n",
2560                                         port_id, qid, op, epfd, vec);
2561                 }
2562         }
2563
2564         return 0;
2565 }
2566
2567 const struct rte_memzone *
2568 rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
2569                          uint16_t queue_id, size_t size, unsigned align,
2570                          int socket_id)
2571 {
2572         char z_name[RTE_MEMZONE_NAMESIZE];
2573         const struct rte_memzone *mz;
2574
2575         snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
2576                  dev->data->drv_name, ring_name,
2577                  dev->data->port_id, queue_id);
2578
2579         mz = rte_memzone_lookup(z_name);
2580         if (mz)
2581                 return mz;
2582
2583         if (rte_xen_dom0_supported())
2584                 return rte_memzone_reserve_bounded(z_name, size, socket_id,
2585                                                    0, align, RTE_PGSIZE_2M);
2586         else
2587                 return rte_memzone_reserve_aligned(z_name, size, socket_id,
2588                                                    0, align);
2589 }
2590
2591 int
2592 rte_eth_dev_rx_intr_ctl_q(uint8_t port_id, uint16_t queue_id,
2593                           int epfd, int op, void *data)
2594 {
2595         uint32_t vec;
2596         struct rte_eth_dev *dev;
2597         struct rte_intr_handle *intr_handle;
2598         int rc;
2599
2600         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2601
2602         dev = &rte_eth_devices[port_id];
2603         if (queue_id >= dev->data->nb_rx_queues) {
2604                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%u\n", queue_id);
2605                 return -EINVAL;
2606         }
2607
2608         if (!dev->intr_handle) {
2609                 RTE_PMD_DEBUG_TRACE("RX Intr handle unset\n");
2610                 return -ENOTSUP;
2611         }
2612
2613         intr_handle = dev->intr_handle;
2614         if (!intr_handle->intr_vec) {
2615                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2616                 return -EPERM;
2617         }
2618
2619         vec = intr_handle->intr_vec[queue_id];
2620         rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2621         if (rc && rc != -EEXIST) {
2622                 RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2623                                 " op %d epfd %d vec %u\n",
2624                                 port_id, queue_id, op, epfd, vec);
2625                 return rc;
2626         }
2627
2628         return 0;
2629 }
2630
2631 int
2632 rte_eth_dev_rx_intr_enable(uint8_t port_id,
2633                            uint16_t queue_id)
2634 {
2635         struct rte_eth_dev *dev;
2636
2637         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2638
2639         dev = &rte_eth_devices[port_id];
2640
2641         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
2642         return (*dev->dev_ops->rx_queue_intr_enable)(dev, queue_id);
2643 }
2644
2645 int
2646 rte_eth_dev_rx_intr_disable(uint8_t port_id,
2647                             uint16_t queue_id)
2648 {
2649         struct rte_eth_dev *dev;
2650
2651         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2652
2653         dev = &rte_eth_devices[port_id];
2654
2655         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
2656         return (*dev->dev_ops->rx_queue_intr_disable)(dev, queue_id);
2657 }
2658
2659 #ifdef RTE_NIC_BYPASS
2660 int rte_eth_dev_bypass_init(uint8_t port_id)
2661 {
2662         struct rte_eth_dev *dev;
2663
2664         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2665
2666         dev = &rte_eth_devices[port_id];
2667         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_init, -ENOTSUP);
2668         (*dev->dev_ops->bypass_init)(dev);
2669         return 0;
2670 }
2671
2672 int
2673 rte_eth_dev_bypass_state_show(uint8_t port_id, uint32_t *state)
2674 {
2675         struct rte_eth_dev *dev;
2676
2677         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2678
2679         dev = &rte_eth_devices[port_id];
2680         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2681         (*dev->dev_ops->bypass_state_show)(dev, state);
2682         return 0;
2683 }
2684
2685 int
2686 rte_eth_dev_bypass_state_set(uint8_t port_id, uint32_t *new_state)
2687 {
2688         struct rte_eth_dev *dev;
2689
2690         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2691
2692         dev = &rte_eth_devices[port_id];
2693         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_set, -ENOTSUP);
2694         (*dev->dev_ops->bypass_state_set)(dev, new_state);
2695         return 0;
2696 }
2697
2698 int
2699 rte_eth_dev_bypass_event_show(uint8_t port_id, uint32_t event, uint32_t *state)
2700 {
2701         struct rte_eth_dev *dev;
2702
2703         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2704
2705         dev = &rte_eth_devices[port_id];
2706         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2707         (*dev->dev_ops->bypass_event_show)(dev, event, state);
2708         return 0;
2709 }
2710
2711 int
2712 rte_eth_dev_bypass_event_store(uint8_t port_id, uint32_t event, uint32_t state)
2713 {
2714         struct rte_eth_dev *dev;
2715
2716         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2717
2718         dev = &rte_eth_devices[port_id];
2719
2720         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_event_set, -ENOTSUP);
2721         (*dev->dev_ops->bypass_event_set)(dev, event, state);
2722         return 0;
2723 }
2724
2725 int
2726 rte_eth_dev_wd_timeout_store(uint8_t port_id, uint32_t timeout)
2727 {
2728         struct rte_eth_dev *dev;
2729
2730         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2731
2732         dev = &rte_eth_devices[port_id];
2733
2734         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_set, -ENOTSUP);
2735         (*dev->dev_ops->bypass_wd_timeout_set)(dev, timeout);
2736         return 0;
2737 }
2738
2739 int
2740 rte_eth_dev_bypass_ver_show(uint8_t port_id, uint32_t *ver)
2741 {
2742         struct rte_eth_dev *dev;
2743
2744         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2745
2746         dev = &rte_eth_devices[port_id];
2747
2748         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_ver_show, -ENOTSUP);
2749         (*dev->dev_ops->bypass_ver_show)(dev, ver);
2750         return 0;
2751 }
2752
2753 int
2754 rte_eth_dev_bypass_wd_timeout_show(uint8_t port_id, uint32_t *wd_timeout)
2755 {
2756         struct rte_eth_dev *dev;
2757
2758         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2759
2760         dev = &rte_eth_devices[port_id];
2761
2762         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_show, -ENOTSUP);
2763         (*dev->dev_ops->bypass_wd_timeout_show)(dev, wd_timeout);
2764         return 0;
2765 }
2766
2767 int
2768 rte_eth_dev_bypass_wd_reset(uint8_t port_id)
2769 {
2770         struct rte_eth_dev *dev;
2771
2772         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2773
2774         dev = &rte_eth_devices[port_id];
2775
2776         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_reset, -ENOTSUP);
2777         (*dev->dev_ops->bypass_wd_reset)(dev);
2778         return 0;
2779 }
2780 #endif
2781
2782 int
2783 rte_eth_dev_filter_supported(uint8_t port_id, enum rte_filter_type filter_type)
2784 {
2785         struct rte_eth_dev *dev;
2786
2787         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2788
2789         dev = &rte_eth_devices[port_id];
2790         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2791         return (*dev->dev_ops->filter_ctrl)(dev, filter_type,
2792                                 RTE_ETH_FILTER_NOP, NULL);
2793 }
2794
2795 int
2796 rte_eth_dev_filter_ctrl(uint8_t port_id, enum rte_filter_type filter_type,
2797                        enum rte_filter_op filter_op, void *arg)
2798 {
2799         struct rte_eth_dev *dev;
2800
2801         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2802
2803         dev = &rte_eth_devices[port_id];
2804         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2805         return (*dev->dev_ops->filter_ctrl)(dev, filter_type, filter_op, arg);
2806 }
2807
2808 void *
2809 rte_eth_add_rx_callback(uint8_t port_id, uint16_t queue_id,
2810                 rte_rx_callback_fn fn, void *user_param)
2811 {
2812 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2813         rte_errno = ENOTSUP;
2814         return NULL;
2815 #endif
2816         /* check input parameters */
2817         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2818                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2819                 rte_errno = EINVAL;
2820                 return NULL;
2821         }
2822         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2823
2824         if (cb == NULL) {
2825                 rte_errno = ENOMEM;
2826                 return NULL;
2827         }
2828
2829         cb->fn.rx = fn;
2830         cb->param = user_param;
2831
2832         rte_spinlock_lock(&rte_eth_rx_cb_lock);
2833         /* Add the callbacks in fifo order. */
2834         struct rte_eth_rxtx_callback *tail =
2835                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
2836
2837         if (!tail) {
2838                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
2839
2840         } else {
2841                 while (tail->next)
2842                         tail = tail->next;
2843                 tail->next = cb;
2844         }
2845         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
2846
2847         return cb;
2848 }
2849
2850 void *
2851 rte_eth_add_first_rx_callback(uint8_t port_id, uint16_t queue_id,
2852                 rte_rx_callback_fn fn, void *user_param)
2853 {
2854 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2855         rte_errno = ENOTSUP;
2856         return NULL;
2857 #endif
2858         /* check input parameters */
2859         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2860                 queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2861                 rte_errno = EINVAL;
2862                 return NULL;
2863         }
2864
2865         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2866
2867         if (cb == NULL) {
2868                 rte_errno = ENOMEM;
2869                 return NULL;
2870         }
2871
2872         cb->fn.rx = fn;
2873         cb->param = user_param;
2874
2875         rte_spinlock_lock(&rte_eth_rx_cb_lock);
2876         /* Add the callbacks at fisrt position*/
2877         cb->next = rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
2878         rte_smp_wmb();
2879         rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
2880         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
2881
2882         return cb;
2883 }
2884
2885 void *
2886 rte_eth_add_tx_callback(uint8_t port_id, uint16_t queue_id,
2887                 rte_tx_callback_fn fn, void *user_param)
2888 {
2889 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2890         rte_errno = ENOTSUP;
2891         return NULL;
2892 #endif
2893         /* check input parameters */
2894         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2895                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
2896                 rte_errno = EINVAL;
2897                 return NULL;
2898         }
2899
2900         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2901
2902         if (cb == NULL) {
2903                 rte_errno = ENOMEM;
2904                 return NULL;
2905         }
2906
2907         cb->fn.tx = fn;
2908         cb->param = user_param;
2909
2910         rte_spinlock_lock(&rte_eth_tx_cb_lock);
2911         /* Add the callbacks in fifo order. */
2912         struct rte_eth_rxtx_callback *tail =
2913                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id];
2914
2915         if (!tail) {
2916                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id] = cb;
2917
2918         } else {
2919                 while (tail->next)
2920                         tail = tail->next;
2921                 tail->next = cb;
2922         }
2923         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
2924
2925         return cb;
2926 }
2927
2928 int
2929 rte_eth_remove_rx_callback(uint8_t port_id, uint16_t queue_id,
2930                 struct rte_eth_rxtx_callback *user_cb)
2931 {
2932 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2933         return -ENOTSUP;
2934 #endif
2935         /* Check input parameters. */
2936         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2937         if (user_cb == NULL ||
2938                         queue_id >= rte_eth_devices[port_id].data->nb_rx_queues)
2939                 return -EINVAL;
2940
2941         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2942         struct rte_eth_rxtx_callback *cb;
2943         struct rte_eth_rxtx_callback **prev_cb;
2944         int ret = -EINVAL;
2945
2946         rte_spinlock_lock(&rte_eth_rx_cb_lock);
2947         prev_cb = &dev->post_rx_burst_cbs[queue_id];
2948         for (; *prev_cb != NULL; prev_cb = &cb->next) {
2949                 cb = *prev_cb;
2950                 if (cb == user_cb) {
2951                         /* Remove the user cb from the callback list. */
2952                         *prev_cb = cb->next;
2953                         ret = 0;
2954                         break;
2955                 }
2956         }
2957         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
2958
2959         return ret;
2960 }
2961
2962 int
2963 rte_eth_remove_tx_callback(uint8_t port_id, uint16_t queue_id,
2964                 struct rte_eth_rxtx_callback *user_cb)
2965 {
2966 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2967         return -ENOTSUP;
2968 #endif
2969         /* Check input parameters. */
2970         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2971         if (user_cb == NULL ||
2972                         queue_id >= rte_eth_devices[port_id].data->nb_tx_queues)
2973                 return -EINVAL;
2974
2975         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2976         int ret = -EINVAL;
2977         struct rte_eth_rxtx_callback *cb;
2978         struct rte_eth_rxtx_callback **prev_cb;
2979
2980         rte_spinlock_lock(&rte_eth_tx_cb_lock);
2981         prev_cb = &dev->pre_tx_burst_cbs[queue_id];
2982         for (; *prev_cb != NULL; prev_cb = &cb->next) {
2983                 cb = *prev_cb;
2984                 if (cb == user_cb) {
2985                         /* Remove the user cb from the callback list. */
2986                         *prev_cb = cb->next;
2987                         ret = 0;
2988                         break;
2989                 }
2990         }
2991         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
2992
2993         return ret;
2994 }
2995
2996 int
2997 rte_eth_rx_queue_info_get(uint8_t port_id, uint16_t queue_id,
2998         struct rte_eth_rxq_info *qinfo)
2999 {
3000         struct rte_eth_dev *dev;
3001
3002         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3003
3004         if (qinfo == NULL)
3005                 return -EINVAL;
3006
3007         dev = &rte_eth_devices[port_id];
3008         if (queue_id >= dev->data->nb_rx_queues) {
3009                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
3010                 return -EINVAL;
3011         }
3012
3013         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
3014
3015         memset(qinfo, 0, sizeof(*qinfo));
3016         dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
3017         return 0;
3018 }
3019
3020 int
3021 rte_eth_tx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3022         struct rte_eth_txq_info *qinfo)
3023 {
3024         struct rte_eth_dev *dev;
3025
3026         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3027
3028         if (qinfo == NULL)
3029                 return -EINVAL;
3030
3031         dev = &rte_eth_devices[port_id];
3032         if (queue_id >= dev->data->nb_tx_queues) {
3033                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
3034                 return -EINVAL;
3035         }
3036
3037         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
3038
3039         memset(qinfo, 0, sizeof(*qinfo));
3040         dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
3041         return 0;
3042 }
3043
3044 int
3045 rte_eth_dev_set_mc_addr_list(uint8_t port_id,
3046                              struct ether_addr *mc_addr_set,
3047                              uint32_t nb_mc_addr)
3048 {
3049         struct rte_eth_dev *dev;
3050
3051         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3052
3053         dev = &rte_eth_devices[port_id];
3054         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_mc_addr_list, -ENOTSUP);
3055         return dev->dev_ops->set_mc_addr_list(dev, mc_addr_set, nb_mc_addr);
3056 }
3057
3058 int
3059 rte_eth_timesync_enable(uint8_t port_id)
3060 {
3061         struct rte_eth_dev *dev;
3062
3063         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3064         dev = &rte_eth_devices[port_id];
3065
3066         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
3067         return (*dev->dev_ops->timesync_enable)(dev);
3068 }
3069
3070 int
3071 rte_eth_timesync_disable(uint8_t port_id)
3072 {
3073         struct rte_eth_dev *dev;
3074
3075         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3076         dev = &rte_eth_devices[port_id];
3077
3078         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
3079         return (*dev->dev_ops->timesync_disable)(dev);
3080 }
3081
3082 int
3083 rte_eth_timesync_read_rx_timestamp(uint8_t port_id, struct timespec *timestamp,
3084                                    uint32_t flags)
3085 {
3086         struct rte_eth_dev *dev;
3087
3088         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3089         dev = &rte_eth_devices[port_id];
3090
3091         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp, -ENOTSUP);
3092         return (*dev->dev_ops->timesync_read_rx_timestamp)(dev, timestamp, flags);
3093 }
3094
3095 int
3096 rte_eth_timesync_read_tx_timestamp(uint8_t port_id, struct timespec *timestamp)
3097 {
3098         struct rte_eth_dev *dev;
3099
3100         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3101         dev = &rte_eth_devices[port_id];
3102
3103         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp, -ENOTSUP);
3104         return (*dev->dev_ops->timesync_read_tx_timestamp)(dev, timestamp);
3105 }
3106
3107 int
3108 rte_eth_timesync_adjust_time(uint8_t port_id, int64_t delta)
3109 {
3110         struct rte_eth_dev *dev;
3111
3112         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3113         dev = &rte_eth_devices[port_id];
3114
3115         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_adjust_time, -ENOTSUP);
3116         return (*dev->dev_ops->timesync_adjust_time)(dev, delta);
3117 }
3118
3119 int
3120 rte_eth_timesync_read_time(uint8_t port_id, struct timespec *timestamp)
3121 {
3122         struct rte_eth_dev *dev;
3123
3124         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3125         dev = &rte_eth_devices[port_id];
3126
3127         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_time, -ENOTSUP);
3128         return (*dev->dev_ops->timesync_read_time)(dev, timestamp);
3129 }
3130
3131 int
3132 rte_eth_timesync_write_time(uint8_t port_id, const struct timespec *timestamp)
3133 {
3134         struct rte_eth_dev *dev;
3135
3136         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3137         dev = &rte_eth_devices[port_id];
3138
3139         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_write_time, -ENOTSUP);
3140         return (*dev->dev_ops->timesync_write_time)(dev, timestamp);
3141 }
3142
3143 int
3144 rte_eth_dev_get_reg_info(uint8_t port_id, struct rte_dev_reg_info *info)
3145 {
3146         struct rte_eth_dev *dev;
3147
3148         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3149
3150         dev = &rte_eth_devices[port_id];
3151         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
3152         return (*dev->dev_ops->get_reg)(dev, info);
3153 }
3154
3155 int
3156 rte_eth_dev_get_eeprom_length(uint8_t port_id)
3157 {
3158         struct rte_eth_dev *dev;
3159
3160         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3161
3162         dev = &rte_eth_devices[port_id];
3163         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
3164         return (*dev->dev_ops->get_eeprom_length)(dev);
3165 }
3166
3167 int
3168 rte_eth_dev_get_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3169 {
3170         struct rte_eth_dev *dev;
3171
3172         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3173
3174         dev = &rte_eth_devices[port_id];
3175         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
3176         return (*dev->dev_ops->get_eeprom)(dev, info);
3177 }
3178
3179 int
3180 rte_eth_dev_set_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3181 {
3182         struct rte_eth_dev *dev;
3183
3184         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3185
3186         dev = &rte_eth_devices[port_id];
3187         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
3188         return (*dev->dev_ops->set_eeprom)(dev, info);
3189 }
3190
3191 int
3192 rte_eth_dev_get_dcb_info(uint8_t port_id,
3193                              struct rte_eth_dcb_info *dcb_info)
3194 {
3195         struct rte_eth_dev *dev;
3196
3197         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3198
3199         dev = &rte_eth_devices[port_id];
3200         memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
3201
3202         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
3203         return (*dev->dev_ops->get_dcb_info)(dev, dcb_info);
3204 }
3205
3206 void
3207 rte_eth_copy_pci_info(struct rte_eth_dev *eth_dev, struct rte_pci_device *pci_dev)
3208 {
3209         if ((eth_dev == NULL) || (pci_dev == NULL)) {
3210                 RTE_PMD_DEBUG_TRACE("NULL pointer eth_dev=%p pci_dev=%p\n",
3211                                 eth_dev, pci_dev);
3212                 return;
3213         }
3214
3215         eth_dev->intr_handle = &pci_dev->intr_handle;
3216
3217         eth_dev->data->dev_flags = 0;
3218         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_INTR_LSC)
3219                 eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC;
3220
3221         eth_dev->data->kdrv = pci_dev->kdrv;
3222         eth_dev->data->numa_node = pci_dev->device.numa_node;
3223         eth_dev->data->drv_name = pci_dev->driver->driver.name;
3224 }
3225
3226 int
3227 rte_eth_dev_l2_tunnel_eth_type_conf(uint8_t port_id,
3228                                     struct rte_eth_l2_tunnel_conf *l2_tunnel)
3229 {
3230         struct rte_eth_dev *dev;
3231
3232         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3233         if (l2_tunnel == NULL) {
3234                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3235                 return -EINVAL;
3236         }
3237
3238         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3239                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
3240                 return -EINVAL;
3241         }
3242
3243         dev = &rte_eth_devices[port_id];
3244         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_eth_type_conf,
3245                                 -ENOTSUP);
3246         return (*dev->dev_ops->l2_tunnel_eth_type_conf)(dev, l2_tunnel);
3247 }
3248
3249 int
3250 rte_eth_dev_l2_tunnel_offload_set(uint8_t port_id,
3251                                   struct rte_eth_l2_tunnel_conf *l2_tunnel,
3252                                   uint32_t mask,
3253                                   uint8_t en)
3254 {
3255         struct rte_eth_dev *dev;
3256
3257         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3258
3259         if (l2_tunnel == NULL) {
3260                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3261                 return -EINVAL;
3262         }
3263
3264         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3265                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type.\n");
3266                 return -EINVAL;
3267         }
3268
3269         if (mask == 0) {
3270                 RTE_PMD_DEBUG_TRACE("Mask should have a value.\n");
3271                 return -EINVAL;
3272         }
3273
3274         dev = &rte_eth_devices[port_id];
3275         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_offload_set,
3276                                 -ENOTSUP);
3277         return (*dev->dev_ops->l2_tunnel_offload_set)(dev, l2_tunnel, mask, en);
3278 }