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_ring.h>
  62 #include <rte_mempool.h>
  63 #include <rte_malloc.h>
  64 #include <rte_mbuf.h>
  65 #include <rte_errno.h>
  66 #include <rte_spinlock.h>
  67 #include <rte_string_fns.h>
  68
  69 #include "rte_ether.h"
  70 #include "rte_ethdev.h"
  71
  72 static const char *MZ_RTE_ETH_DEV_DATA = "rte_eth_dev_data";
  73 struct rte_eth_dev rte_eth_devices[RTE_MAX_ETHPORTS];
  74 static struct rte_eth_dev_data *rte_eth_dev_data;
  75 static uint8_t nb_ports;
  76
  77 /* spinlock for eth device callbacks */
  78 static rte_spinlock_t rte_eth_dev_cb_lock = RTE_SPINLOCK_INITIALIZER;
  79
  80 /* spinlock for add/remove rx callbacks */
  81 static rte_spinlock_t rte_eth_rx_cb_lock = RTE_SPINLOCK_INITIALIZER;
  82
  83 /* spinlock for add/remove tx callbacks */
  84 static rte_spinlock_t rte_eth_tx_cb_lock = RTE_SPINLOCK_INITIALIZER;
  85
  86 /* store statistics names and its offset in stats structure  */
  87 struct rte_eth_xstats_name_off {
  88         char name[RTE_ETH_XSTATS_NAME_SIZE];
  89         unsigned offset;
  90 };
  91
  92 static const struct rte_eth_xstats_name_off rte_stats_strings[] = {
  93         {"rx_good_packets", offsetof(struct rte_eth_stats, ipackets)},
  94         {"tx_good_packets", offsetof(struct rte_eth_stats, opackets)},
  95         {"rx_good_bytes", offsetof(struct rte_eth_stats, ibytes)},
  96         {"tx_good_bytes", offsetof(struct rte_eth_stats, obytes)},
  97         {"rx_errors", offsetof(struct rte_eth_stats, ierrors)},
  98         {"tx_errors", offsetof(struct rte_eth_stats, oerrors)},
  99         {"rx_mbuf_allocation_errors", offsetof(struct rte_eth_stats,
 100                 rx_nombuf)},
 101 };
 102
 103 #define RTE_NB_STATS (sizeof(rte_stats_strings) / sizeof(rte_stats_strings[0]))
 104
 105 static const struct rte_eth_xstats_name_off rte_rxq_stats_strings[] = {
 106         {"packets", offsetof(struct rte_eth_stats, q_ipackets)},
 107         {"bytes", offsetof(struct rte_eth_stats, q_ibytes)},
 108         {"errors", offsetof(struct rte_eth_stats, q_errors)},
 109 };
 110
 111 #define RTE_NB_RXQ_STATS (sizeof(rte_rxq_stats_strings) /       \
 112                 sizeof(rte_rxq_stats_strings[0]))
 113
 114 static const struct rte_eth_xstats_name_off rte_txq_stats_strings[] = {
 115         {"packets", offsetof(struct rte_eth_stats, q_opackets)},
 116         {"bytes", offsetof(struct rte_eth_stats, q_obytes)},
 117 };
 118 #define RTE_NB_TXQ_STATS (sizeof(rte_txq_stats_strings) /       \
 119                 sizeof(rte_txq_stats_strings[0]))
 120
 121
 122 /**
 123  * The user application callback description.
 124  *
 125  * It contains callback address to be registered by user application,
 126  * the pointer to the parameters for callback, and the event type.
 127  */
 128 struct rte_eth_dev_callback {
 129         TAILQ_ENTRY(rte_eth_dev_callback) next; /**< Callbacks list */
 130         rte_eth_dev_cb_fn cb_fn;                /**< Callback address */
 131         void *cb_arg;                           /**< Parameter for callback */
 132         enum rte_eth_event_type event;          /**< Interrupt event type */
 133         uint32_t active;                        /**< Callback is executing */
 134 };
 135
 136 enum {
 137         STAT_QMAP_TX = 0,
 138         STAT_QMAP_RX
 139 };
 140
 141 enum {
 142         DEV_DETACHED = 0,
 143         DEV_ATTACHED
 144 };
 145
 146 static void
 147 rte_eth_dev_data_alloc(void)
 148 {
 149         const unsigned flags = 0;
 150         const struct rte_memzone *mz;
 151
 152         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 153                 mz = rte_memzone_reserve(MZ_RTE_ETH_DEV_DATA,
 154                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data),
 155                                 rte_socket_id(), flags);
 156         } else
 157                 mz = rte_memzone_lookup(MZ_RTE_ETH_DEV_DATA);
 158         if (mz == NULL)
 159                 rte_panic("Cannot allocate memzone for ethernet port data\n");
 160
 161         rte_eth_dev_data = mz->addr;
 162         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 163                 memset(rte_eth_dev_data, 0,
 164                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data));
 165 }
 166
 167 struct rte_eth_dev *
 168 rte_eth_dev_allocated(const char *name)
 169 {
 170         unsigned i;
 171
 172         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 173                 if ((rte_eth_devices[i].attached == DEV_ATTACHED) &&
 174                     strcmp(rte_eth_devices[i].data->name, name) == 0)
 175                         return &rte_eth_devices[i];
 176         }
 177         return NULL;
 178 }
 179
 180 static uint8_t
 181 rte_eth_dev_find_free_port(void)
 182 {
 183         unsigned i;
 184
 185         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 186                 if (rte_eth_devices[i].attached == DEV_DETACHED)
 187                         return i;
 188         }
 189         return RTE_MAX_ETHPORTS;
 190 }
 191
 192 struct rte_eth_dev *
 193 rte_eth_dev_allocate(const char *name, enum rte_eth_dev_type type)
 194 {
 195         uint8_t port_id;
 196         struct rte_eth_dev *eth_dev;
 197
 198         port_id = rte_eth_dev_find_free_port();
 199         if (port_id == RTE_MAX_ETHPORTS) {
 200                 RTE_PMD_DEBUG_TRACE("Reached maximum number of Ethernet ports\n");
 201                 return NULL;
 202         }
 203
 204         if (rte_eth_dev_data == NULL)
 205                 rte_eth_dev_data_alloc();
 206
 207         if (rte_eth_dev_allocated(name) != NULL) {
 208                 RTE_PMD_DEBUG_TRACE("Ethernet Device with name %s already allocated!\n",
 209                                 name);
 210                 return NULL;
 211         }
 212
 213         eth_dev = &rte_eth_devices[port_id];
 214         eth_dev->data = &rte_eth_dev_data[port_id];
 215         snprintf(eth_dev->data->name, sizeof(eth_dev->data->name), "%s", name);
 216         eth_dev->data->port_id = port_id;
 217         eth_dev->attached = DEV_ATTACHED;
 218         eth_dev->dev_type = type;
 219         nb_ports++;
 220         return eth_dev;
 221 }
 222
 223 static int
 224 rte_eth_dev_create_unique_device_name(char *name, size_t size,
 225                 struct rte_pci_device *pci_dev)
 226 {
 227         int ret;
 228
 229         ret = snprintf(name, size, "%d:%d.%d",
 230                         pci_dev->addr.bus, pci_dev->addr.devid,
 231                         pci_dev->addr.function);
 232         if (ret < 0)
 233                 return ret;
 234         return 0;
 235 }
 236
 237 int
 238 rte_eth_dev_release_port(struct rte_eth_dev *eth_dev)
 239 {
 240         if (eth_dev == NULL)
 241                 return -EINVAL;
 242
 243         eth_dev->attached = DEV_DETACHED;
 244         nb_ports--;
 245         return 0;
 246 }
 247
 248 static int
 249 rte_eth_dev_init(struct rte_pci_driver *pci_drv,
 250                  struct rte_pci_device *pci_dev)
 251 {
 252         struct eth_driver    *eth_drv;
 253         struct rte_eth_dev *eth_dev;
 254         char ethdev_name[RTE_ETH_NAME_MAX_LEN];
 255
 256         int diag;
 257
 258         eth_drv = (struct eth_driver *)pci_drv;
 259
 260         /* Create unique Ethernet device name using PCI address */
 261         rte_eth_dev_create_unique_device_name(ethdev_name,
 262                         sizeof(ethdev_name), pci_dev);
 263
 264         eth_dev = rte_eth_dev_allocate(ethdev_name, RTE_ETH_DEV_PCI);
 265         if (eth_dev == NULL)
 266                 return -ENOMEM;
 267
 268         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 269                 eth_dev->data->dev_private = rte_zmalloc("ethdev private structure",
 270                                   eth_drv->dev_private_size,
 271                                   RTE_CACHE_LINE_SIZE);
 272                 if (eth_dev->data->dev_private == NULL)
 273                         rte_panic("Cannot allocate memzone for private port data\n");
 274         }
 275         eth_dev->pci_dev = pci_dev;
 276         eth_dev->driver = eth_drv;
 277         eth_dev->data->rx_mbuf_alloc_failed = 0;
 278
 279         /* init user callbacks */
 280         TAILQ_INIT(&(eth_dev->link_intr_cbs));
 281
 282         /*
 283          * Set the default MTU.
 284          */
 285         eth_dev->data->mtu = ETHER_MTU;
 286
 287         /* Invoke PMD device initialization function */
 288         diag = (*eth_drv->eth_dev_init)(eth_dev);
 289         if (diag == 0)
 290                 return 0;
 291
 292         RTE_PMD_DEBUG_TRACE("driver %s: eth_dev_init(vendor_id=0x%u device_id=0x%x) failed\n",
 293                         pci_drv->name,
 294                         (unsigned) pci_dev->id.vendor_id,
 295                         (unsigned) pci_dev->id.device_id);
 296         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 297                 rte_free(eth_dev->data->dev_private);
 298         rte_eth_dev_release_port(eth_dev);
 299         return diag;
 300 }
 301
 302 static int
 303 rte_eth_dev_uninit(struct rte_pci_device *pci_dev)
 304 {
 305         const struct eth_driver *eth_drv;
 306         struct rte_eth_dev *eth_dev;
 307         char ethdev_name[RTE_ETH_NAME_MAX_LEN];
 308         int ret;
 309
 310         if (pci_dev == NULL)
 311                 return -EINVAL;
 312
 313         /* Create unique Ethernet device name using PCI address */
 314         rte_eth_dev_create_unique_device_name(ethdev_name,
 315                         sizeof(ethdev_name), pci_dev);
 316
 317         eth_dev = rte_eth_dev_allocated(ethdev_name);
 318         if (eth_dev == NULL)
 319                 return -ENODEV;
 320
 321         eth_drv = (const struct eth_driver *)pci_dev->driver;
 322
 323         /* Invoke PMD device uninit function */
 324         if (*eth_drv->eth_dev_uninit) {
 325                 ret = (*eth_drv->eth_dev_uninit)(eth_dev);
 326                 if (ret)
 327                         return ret;
 328         }
 329
 330         /* free ether device */
 331         rte_eth_dev_release_port(eth_dev);
 332
 333         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 334                 rte_free(eth_dev->data->dev_private);
 335
 336         eth_dev->pci_dev = NULL;
 337         eth_dev->driver = NULL;
 338         eth_dev->data = NULL;
 339
 340         return 0;
 341 }
 342
 343 /**
 344  * Register an Ethernet [Poll Mode] driver.
 345  *
 346  * Function invoked by the initialization function of an Ethernet driver
 347  * to simultaneously register itself as a PCI driver and as an Ethernet
 348  * Poll Mode Driver.
 349  * Invokes the rte_eal_pci_register() function to register the *pci_drv*
 350  * structure embedded in the *eth_drv* structure, after having stored the
 351  * address of the rte_eth_dev_init() function in the *devinit* field of
 352  * the *pci_drv* structure.
 353  * During the PCI probing phase, the rte_eth_dev_init() function is
 354  * invoked for each PCI [Ethernet device] matching the embedded PCI
 355  * identifiers provided by the driver.
 356  */
 357 void
 358 rte_eth_driver_register(struct eth_driver *eth_drv)
 359 {
 360         eth_drv->pci_drv.devinit = rte_eth_dev_init;
 361         eth_drv->pci_drv.devuninit = rte_eth_dev_uninit;
 362         rte_eal_pci_register(&eth_drv->pci_drv);
 363 }
 364
 365 int
 366 rte_eth_dev_is_valid_port(uint8_t port_id)
 367 {
 368         if (port_id >= RTE_MAX_ETHPORTS ||
 369             rte_eth_devices[port_id].attached != DEV_ATTACHED)
 370                 return 0;
 371         else
 372                 return 1;
 373 }
 374
 375 int
 376 rte_eth_dev_socket_id(uint8_t port_id)
 377 {
 378         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -1);
 379         return rte_eth_devices[port_id].data->numa_node;
 380 }
 381
 382 uint8_t
 383 rte_eth_dev_count(void)
 384 {
 385         return nb_ports;
 386 }
 387
 388 static enum rte_eth_dev_type
 389 rte_eth_dev_get_device_type(uint8_t port_id)
 390 {
 391         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, RTE_ETH_DEV_UNKNOWN);
 392         return rte_eth_devices[port_id].dev_type;
 393 }
 394
 395 static int
 396 rte_eth_dev_get_addr_by_port(uint8_t port_id, struct rte_pci_addr *addr)
 397 {
 398         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 399
 400         if (addr == NULL) {
 401                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 402                 return -EINVAL;
 403         }
 404
 405         *addr = rte_eth_devices[port_id].pci_dev->addr;
 406         return 0;
 407 }
 408
 409 int
 410 rte_eth_dev_get_name_by_port(uint8_t port_id, char *name)
 411 {
 412         char *tmp;
 413
 414         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 415
 416         if (name == NULL) {
 417                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 418                 return -EINVAL;
 419         }
 420
 421         /* shouldn't check 'rte_eth_devices[i].data',
 422          * because it might be overwritten by VDEV PMD */
 423         tmp = rte_eth_dev_data[port_id].name;
 424         strcpy(name, tmp);
 425         return 0;
 426 }
 427
 428 int
 429 rte_eth_dev_get_port_by_name(const char *name, uint8_t *port_id)
 430 {
 431         int i;
 432
 433         if (name == NULL) {
 434                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 435                 return -EINVAL;
 436         }
 437
 438         *port_id = RTE_MAX_ETHPORTS;
 439
 440         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 441
 442                 if (!strncmp(name,
 443                         rte_eth_dev_data[i].name, strlen(name))) {
 444
 445                         *port_id = i;
 446
 447                         return 0;
 448                 }
 449         }
 450         return -ENODEV;
 451 }
 452
 453 static int
 454 rte_eth_dev_get_port_by_addr(const struct rte_pci_addr *addr, uint8_t *port_id)
 455 {
 456         int i;
 457         struct rte_pci_device *pci_dev = NULL;
 458
 459         if (addr == NULL) {
 460                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 461                 return -EINVAL;
 462         }
 463
 464         *port_id = RTE_MAX_ETHPORTS;
 465
 466         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 467
 468                 pci_dev = rte_eth_devices[i].pci_dev;
 469
 470                 if (pci_dev &&
 471                         !rte_eal_compare_pci_addr(&pci_dev->addr, addr)) {
 472
 473                         *port_id = i;
 474
 475                         return 0;
 476                 }
 477         }
 478         return -ENODEV;
 479 }
 480
 481 static int
 482 rte_eth_dev_is_detachable(uint8_t port_id)
 483 {
 484         uint32_t dev_flags;
 485
 486         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 487
 488         switch (rte_eth_devices[port_id].data->kdrv) {
 489         case RTE_KDRV_IGB_UIO:
 490         case RTE_KDRV_UIO_GENERIC:
 491         case RTE_KDRV_NIC_UIO:
 492         case RTE_KDRV_NONE:
 493                 break;
 494         case RTE_KDRV_VFIO:
 495         default:
 496                 return -ENOTSUP;
 497         }
 498         dev_flags = rte_eth_devices[port_id].data->dev_flags;
 499         if ((dev_flags & RTE_ETH_DEV_DETACHABLE) &&
 500                 (!(dev_flags & RTE_ETH_DEV_BONDED_SLAVE)))
 501                 return 0;
 502         else
 503                 return 1;
 504 }
 505
 506 /* attach the new physical device, then store port_id of the device */
 507 static int
 508 rte_eth_dev_attach_pdev(struct rte_pci_addr *addr, uint8_t *port_id)
 509 {
 510         /* re-construct pci_device_list */
 511         if (rte_eal_pci_scan())
 512                 goto err;
 513         /* Invoke probe func of the driver can handle the new device. */
 514         if (rte_eal_pci_probe_one(addr))
 515                 goto err;
 516
 517         if (rte_eth_dev_get_port_by_addr(addr, port_id))
 518                 goto err;
 519
 520         return 0;
 521 err:
 522         return -1;
 523 }
 524
 525 /* detach the new physical device, then store pci_addr of the device */
 526 static int
 527 rte_eth_dev_detach_pdev(uint8_t port_id, struct rte_pci_addr *addr)
 528 {
 529         struct rte_pci_addr freed_addr;
 530         struct rte_pci_addr vp;
 531
 532         /* get pci address by port id */
 533         if (rte_eth_dev_get_addr_by_port(port_id, &freed_addr))
 534                 goto err;
 535
 536         /* Zeroed pci addr means the port comes from virtual device */
 537         vp.domain = vp.bus = vp.devid = vp.function = 0;
 538         if (rte_eal_compare_pci_addr(&vp, &freed_addr) == 0)
 539                 goto err;
 540
 541         /* invoke devuninit func of the pci driver,
 542          * also remove the device from pci_device_list */
 543         if (rte_eal_pci_detach(&freed_addr))
 544                 goto err;
 545
 546         *addr = freed_addr;
 547         return 0;
 548 err:
 549         return -1;
 550 }
 551
 552 /* attach the new virtual device, then store port_id of the device */
 553 static int
 554 rte_eth_dev_attach_vdev(const char *vdevargs, uint8_t *port_id)
 555 {
 556         char *name = NULL, *args = NULL;
 557         int ret = -1;
 558
 559         /* parse vdevargs, then retrieve device name and args */
 560         if (rte_eal_parse_devargs_str(vdevargs, &name, &args))
 561                 goto end;
 562
 563         /* walk around dev_driver_list to find the driver of the device,
 564          * then invoke probe function of the driver.
 565          * rte_eal_vdev_init() updates port_id allocated after
 566          * initialization.
 567          */
 568         if (rte_eal_vdev_init(name, args))
 569                 goto end;
 570
 571         if (rte_eth_dev_get_port_by_name(name, port_id))
 572                 goto end;
 573
 574         ret = 0;
 575 end:
 576         free(name);
 577         free(args);
 578
 579         return ret;
 580 }
 581
 582 /* detach the new virtual device, then store the name of the device */
 583 static int
 584 rte_eth_dev_detach_vdev(uint8_t port_id, char *vdevname)
 585 {
 586         char name[RTE_ETH_NAME_MAX_LEN];
 587
 588         /* get device name by port id */
 589         if (rte_eth_dev_get_name_by_port(port_id, name))
 590                 goto err;
 591         /* walk around dev_driver_list to find the driver of the device,
 592          * then invoke uninit function of the driver */
 593         if (rte_eal_vdev_uninit(name))
 594                 goto err;
 595
 596         strncpy(vdevname, name, sizeof(name));
 597         return 0;
 598 err:
 599         return -1;
 600 }
 601
 602 /* attach the new device, then store port_id of the device */
 603 int
 604 rte_eth_dev_attach(const char *devargs, uint8_t *port_id)
 605 {
 606         struct rte_pci_addr addr;
 607         int ret = -1;
 608
 609         if ((devargs == NULL) || (port_id == NULL)) {
 610                 ret = -EINVAL;
 611                 goto err;
 612         }
 613
 614         if (eal_parse_pci_DomBDF(devargs, &addr) == 0) {
 615                 ret = rte_eth_dev_attach_pdev(&addr, port_id);
 616                 if (ret < 0)
 617                         goto err;
 618         } else {
 619                 ret = rte_eth_dev_attach_vdev(devargs, port_id);
 620                 if (ret < 0)
 621                         goto err;
 622         }
 623
 624         return 0;
 625 err:
 626         RTE_LOG(ERR, EAL, "Driver, cannot attach the device\n");
 627         return ret;
 628 }
 629
 630 /* detach the device, then store the name of the device */
 631 int
 632 rte_eth_dev_detach(uint8_t port_id, char *name)
 633 {
 634         struct rte_pci_addr addr;
 635         int ret = -1;
 636
 637         if (name == NULL) {
 638                 ret = -EINVAL;
 639                 goto err;
 640         }
 641
 642         /* check whether the driver supports detach feature, or not */
 643         if (rte_eth_dev_is_detachable(port_id))
 644                 goto err;
 645
 646         if (rte_eth_dev_get_device_type(port_id) == RTE_ETH_DEV_PCI) {
 647                 ret = rte_eth_dev_get_addr_by_port(port_id, &addr);
 648                 if (ret < 0)
 649                         goto err;
 650
 651                 ret = rte_eth_dev_detach_pdev(port_id, &addr);
 652                 if (ret < 0)
 653                         goto err;
 654
 655                 snprintf(name, RTE_ETH_NAME_MAX_LEN,
 656                         "%04x:%02x:%02x.%d",
 657                         addr.domain, addr.bus,
 658                         addr.devid, addr.function);
 659         } else {
 660                 ret = rte_eth_dev_detach_vdev(port_id, name);
 661                 if (ret < 0)
 662                         goto err;
 663         }
 664
 665         return 0;
 666
 667 err:
 668         RTE_LOG(ERR, EAL, "Driver, cannot detach the device\n");
 669         return ret;
 670 }
 671
 672 static int
 673 rte_eth_dev_rx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 674 {
 675         uint16_t old_nb_queues = dev->data->nb_rx_queues;
 676         void **rxq;
 677         unsigned i;
 678
 679         if (dev->data->rx_queues == NULL && nb_queues != 0) { /* first time configuration */
 680                 dev->data->rx_queues = rte_zmalloc("ethdev->rx_queues",
 681                                 sizeof(dev->data->rx_queues[0]) * nb_queues,
 682                                 RTE_CACHE_LINE_SIZE);
 683                 if (dev->data->rx_queues == NULL) {
 684                         dev->data->nb_rx_queues = 0;
 685                         return -(ENOMEM);
 686                 }
 687         } else if (dev->data->rx_queues != NULL && nb_queues != 0) { /* re-configure */
 688                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 689
 690                 rxq = dev->data->rx_queues;
 691
 692                 for (i = nb_queues; i < old_nb_queues; i++)
 693                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 694                 rxq = rte_realloc(rxq, sizeof(rxq[0]) * nb_queues,
 695                                 RTE_CACHE_LINE_SIZE);
 696                 if (rxq == NULL)
 697                         return -(ENOMEM);
 698                 if (nb_queues > old_nb_queues) {
 699                         uint16_t new_qs = nb_queues - old_nb_queues;
 700
 701                         memset(rxq + old_nb_queues, 0,
 702                                 sizeof(rxq[0]) * new_qs);
 703                 }
 704
 705                 dev->data->rx_queues = rxq;
 706
 707         } else if (dev->data->rx_queues != NULL && nb_queues == 0) {
 708                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 709
 710                 rxq = dev->data->rx_queues;
 711
 712                 for (i = nb_queues; i < old_nb_queues; i++)
 713                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 714         }
 715         dev->data->nb_rx_queues = nb_queues;
 716         return 0;
 717 }
 718
 719 int
 720 rte_eth_dev_rx_queue_start(uint8_t port_id, uint16_t rx_queue_id)
 721 {
 722         struct rte_eth_dev *dev;
 723
 724         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 725
 726         dev = &rte_eth_devices[port_id];
 727         if (rx_queue_id >= dev->data->nb_rx_queues) {
 728                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 729                 return -EINVAL;
 730         }
 731
 732         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_start, -ENOTSUP);
 733
 734         if (dev->data->rx_queue_state[rx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 735                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 736                         " already started\n",
 737                         rx_queue_id, port_id);
 738                 return 0;
 739         }
 740
 741         return dev->dev_ops->rx_queue_start(dev, rx_queue_id);
 742
 743 }
 744
 745 int
 746 rte_eth_dev_rx_queue_stop(uint8_t port_id, uint16_t rx_queue_id)
 747 {
 748         struct rte_eth_dev *dev;
 749
 750         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 751
 752         dev = &rte_eth_devices[port_id];
 753         if (rx_queue_id >= dev->data->nb_rx_queues) {
 754                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 755                 return -EINVAL;
 756         }
 757
 758         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_stop, -ENOTSUP);
 759
 760         if (dev->data->rx_queue_state[rx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 761                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 762                         " already stopped\n",
 763                         rx_queue_id, port_id);
 764                 return 0;
 765         }
 766
 767         return dev->dev_ops->rx_queue_stop(dev, rx_queue_id);
 768
 769 }
 770
 771 int
 772 rte_eth_dev_tx_queue_start(uint8_t port_id, uint16_t tx_queue_id)
 773 {
 774         struct rte_eth_dev *dev;
 775
 776         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 777
 778         dev = &rte_eth_devices[port_id];
 779         if (tx_queue_id >= dev->data->nb_tx_queues) {
 780                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 781                 return -EINVAL;
 782         }
 783
 784         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_start, -ENOTSUP);
 785
 786         if (dev->data->tx_queue_state[tx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 787                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 788                         " already started\n",
 789                         tx_queue_id, port_id);
 790                 return 0;
 791         }
 792
 793         return dev->dev_ops->tx_queue_start(dev, tx_queue_id);
 794
 795 }
 796
 797 int
 798 rte_eth_dev_tx_queue_stop(uint8_t port_id, uint16_t tx_queue_id)
 799 {
 800         struct rte_eth_dev *dev;
 801
 802         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 803
 804         dev = &rte_eth_devices[port_id];
 805         if (tx_queue_id >= dev->data->nb_tx_queues) {
 806                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 807                 return -EINVAL;
 808         }
 809
 810         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_stop, -ENOTSUP);
 811
 812         if (dev->data->tx_queue_state[tx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 813                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 814                         " already stopped\n",
 815                         tx_queue_id, port_id);
 816                 return 0;
 817         }
 818
 819         return dev->dev_ops->tx_queue_stop(dev, tx_queue_id);
 820
 821 }
 822
 823 static int
 824 rte_eth_dev_tx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 825 {
 826         uint16_t old_nb_queues = dev->data->nb_tx_queues;
 827         void **txq;
 828         unsigned i;
 829
 830         if (dev->data->tx_queues == NULL && nb_queues != 0) { /* first time configuration */
 831                 dev->data->tx_queues = rte_zmalloc("ethdev->tx_queues",
 832                                                    sizeof(dev->data->tx_queues[0]) * nb_queues,
 833                                                    RTE_CACHE_LINE_SIZE);
 834                 if (dev->data->tx_queues == NULL) {
 835                         dev->data->nb_tx_queues = 0;
 836                         return -(ENOMEM);
 837                 }
 838         } else if (dev->data->tx_queues != NULL && nb_queues != 0) { /* re-configure */
 839                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 840
 841                 txq = dev->data->tx_queues;
 842
 843                 for (i = nb_queues; i < old_nb_queues; i++)
 844                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 845                 txq = rte_realloc(txq, sizeof(txq[0]) * nb_queues,
 846                                   RTE_CACHE_LINE_SIZE);
 847                 if (txq == NULL)
 848                         return -ENOMEM;
 849                 if (nb_queues > old_nb_queues) {
 850                         uint16_t new_qs = nb_queues - old_nb_queues;
 851
 852                         memset(txq + old_nb_queues, 0,
 853                                sizeof(txq[0]) * new_qs);
 854                 }
 855
 856                 dev->data->tx_queues = txq;
 857
 858         } else if (dev->data->tx_queues != NULL && nb_queues == 0) {
 859                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 860
 861                 txq = dev->data->tx_queues;
 862
 863                 for (i = nb_queues; i < old_nb_queues; i++)
 864                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 865         }
 866         dev->data->nb_tx_queues = nb_queues;
 867         return 0;
 868 }
 869
 870 uint32_t
 871 rte_eth_speed_bitflag(uint32_t speed, int duplex)
 872 {
 873         switch (speed) {
 874         case ETH_SPEED_NUM_10M:
 875                 return duplex ? ETH_LINK_SPEED_10M : ETH_LINK_SPEED_10M_HD;
 876         case ETH_SPEED_NUM_100M:
 877                 return duplex ? ETH_LINK_SPEED_100M : ETH_LINK_SPEED_100M_HD;
 878         case ETH_SPEED_NUM_1G:
 879                 return ETH_LINK_SPEED_1G;
 880         case ETH_SPEED_NUM_2_5G:
 881                 return ETH_LINK_SPEED_2_5G;
 882         case ETH_SPEED_NUM_5G:
 883                 return ETH_LINK_SPEED_5G;
 884         case ETH_SPEED_NUM_10G:
 885                 return ETH_LINK_SPEED_10G;
 886         case ETH_SPEED_NUM_20G:
 887                 return ETH_LINK_SPEED_20G;
 888         case ETH_SPEED_NUM_25G:
 889                 return ETH_LINK_SPEED_25G;
 890         case ETH_SPEED_NUM_40G:
 891                 return ETH_LINK_SPEED_40G;
 892         case ETH_SPEED_NUM_50G:
 893                 return ETH_LINK_SPEED_50G;
 894         case ETH_SPEED_NUM_56G:
 895                 return ETH_LINK_SPEED_56G;
 896         case ETH_SPEED_NUM_100G:
 897                 return ETH_LINK_SPEED_100G;
 898         default:
 899                 return 0;
 900         }
 901 }
 902
 903 int
 904 rte_eth_dev_configure(uint8_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 905                       const struct rte_eth_conf *dev_conf)
 906 {
 907         struct rte_eth_dev *dev;
 908         struct rte_eth_dev_info dev_info;
 909         int diag;
 910
 911         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 912
 913         if (nb_rx_q > RTE_MAX_QUEUES_PER_PORT) {
 914                 RTE_PMD_DEBUG_TRACE(
 915                         "Number of RX queues requested (%u) is greater than max supported(%d)\n",
 916                         nb_rx_q, RTE_MAX_QUEUES_PER_PORT);
 917                 return -EINVAL;
 918         }
 919
 920         if (nb_tx_q > RTE_MAX_QUEUES_PER_PORT) {
 921                 RTE_PMD_DEBUG_TRACE(
 922                         "Number of TX queues requested (%u) is greater than max supported(%d)\n",
 923                         nb_tx_q, RTE_MAX_QUEUES_PER_PORT);
 924                 return -EINVAL;
 925         }
 926
 927         dev = &rte_eth_devices[port_id];
 928
 929         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
 930         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
 931
 932         if (dev->data->dev_started) {
 933                 RTE_PMD_DEBUG_TRACE(
 934                     "port %d must be stopped to allow configuration\n", port_id);
 935                 return -EBUSY;
 936         }
 937
 938         /* Copy the dev_conf parameter into the dev structure */
 939         memcpy(&dev->data->dev_conf, dev_conf, sizeof(dev->data->dev_conf));
 940
 941         /*
 942          * Check that the numbers of RX and TX queues are not greater
 943          * than the maximum number of RX and TX queues supported by the
 944          * configured device.
 945          */
 946         (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
 947
 948         if (nb_rx_q == 0 && nb_tx_q == 0) {
 949                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d both rx and tx queue cannot be 0\n", port_id);
 950                 return -EINVAL;
 951         }
 952
 953         if (nb_rx_q > dev_info.max_rx_queues) {
 954                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_queues=%d > %d\n",
 955                                 port_id, nb_rx_q, dev_info.max_rx_queues);
 956                 return -EINVAL;
 957         }
 958
 959         if (nb_tx_q > dev_info.max_tx_queues) {
 960                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_queues=%d > %d\n",
 961                                 port_id, nb_tx_q, dev_info.max_tx_queues);
 962                 return -EINVAL;
 963         }
 964
 965         /*
 966          * If link state interrupt is enabled, check that the
 967          * device supports it.
 968          */
 969         if ((dev_conf->intr_conf.lsc == 1) &&
 970                 (!(dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC))) {
 971                         RTE_PMD_DEBUG_TRACE("driver %s does not support lsc\n",
 972                                         dev->data->drv_name);
 973                         return -EINVAL;
 974         }
 975
 976         /*
 977          * If jumbo frames are enabled, check that the maximum RX packet
 978          * length is supported by the configured device.
 979          */
 980         if (dev_conf->rxmode.jumbo_frame == 1) {
 981                 if (dev_conf->rxmode.max_rx_pkt_len >
 982                     dev_info.max_rx_pktlen) {
 983                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 984                                 " > max valid value %u\n",
 985                                 port_id,
 986                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 987                                 (unsigned)dev_info.max_rx_pktlen);
 988                         return -EINVAL;
 989                 } else if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN) {
 990                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 991                                 " < min valid value %u\n",
 992                                 port_id,
 993                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 994                                 (unsigned)ETHER_MIN_LEN);
 995                         return -EINVAL;
 996                 }
 997         } else {
 998                 if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN ||
 999                         dev_conf->rxmode.max_rx_pkt_len > ETHER_MAX_LEN)
1000                         /* Use default value */
1001                         dev->data->dev_conf.rxmode.max_rx_pkt_len =
1002                                                         ETHER_MAX_LEN;
1003         }
1004
1005         /*
1006          * Setup new number of RX/TX queues and reconfigure device.
1007          */
1008         diag = rte_eth_dev_rx_queue_config(dev, nb_rx_q);
1009         if (diag != 0) {
1010                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_rx_queue_config = %d\n",
1011                                 port_id, diag);
1012                 return diag;
1013         }
1014
1015         diag = rte_eth_dev_tx_queue_config(dev, nb_tx_q);
1016         if (diag != 0) {
1017                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_tx_queue_config = %d\n",
1018                                 port_id, diag);
1019                 rte_eth_dev_rx_queue_config(dev, 0);
1020                 return diag;
1021         }
1022
1023         diag = (*dev->dev_ops->dev_configure)(dev);
1024         if (diag != 0) {
1025                 RTE_PMD_DEBUG_TRACE("port%d dev_configure = %d\n",
1026                                 port_id, diag);
1027                 rte_eth_dev_rx_queue_config(dev, 0);
1028                 rte_eth_dev_tx_queue_config(dev, 0);
1029                 return diag;
1030         }
1031
1032         return 0;
1033 }
1034
1035 static void
1036 rte_eth_dev_config_restore(uint8_t port_id)
1037 {
1038         struct rte_eth_dev *dev;
1039         struct rte_eth_dev_info dev_info;
1040         struct ether_addr addr;
1041         uint16_t i;
1042         uint32_t pool = 0;
1043
1044         dev = &rte_eth_devices[port_id];
1045
1046         rte_eth_dev_info_get(port_id, &dev_info);
1047
1048         if (RTE_ETH_DEV_SRIOV(dev).active)
1049                 pool = RTE_ETH_DEV_SRIOV(dev).def_vmdq_idx;
1050
1051         /* replay MAC address configuration */
1052         for (i = 0; i < dev_info.max_mac_addrs; i++) {
1053                 addr = dev->data->mac_addrs[i];
1054
1055                 /* skip zero address */
1056                 if (is_zero_ether_addr(&addr))
1057                         continue;
1058
1059                 /* add address to the hardware */
1060                 if  (*dev->dev_ops->mac_addr_add &&
1061                         (dev->data->mac_pool_sel[i] & (1ULL << pool)))
1062                         (*dev->dev_ops->mac_addr_add)(dev, &addr, i, pool);
1063                 else {
1064                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array not supported\n",
1065                                         port_id);
1066                         /* exit the loop but not return an error */
1067                         break;
1068                 }
1069         }
1070
1071         /* replay promiscuous configuration */
1072         if (rte_eth_promiscuous_get(port_id) == 1)
1073                 rte_eth_promiscuous_enable(port_id);
1074         else if (rte_eth_promiscuous_get(port_id) == 0)
1075                 rte_eth_promiscuous_disable(port_id);
1076
1077         /* replay all multicast configuration */
1078         if (rte_eth_allmulticast_get(port_id) == 1)
1079                 rte_eth_allmulticast_enable(port_id);
1080         else if (rte_eth_allmulticast_get(port_id) == 0)
1081                 rte_eth_allmulticast_disable(port_id);
1082 }
1083
1084 int
1085 rte_eth_dev_start(uint8_t port_id)
1086 {
1087         struct rte_eth_dev *dev;
1088         int diag;
1089
1090         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1091
1092         dev = &rte_eth_devices[port_id];
1093
1094         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
1095
1096         if (dev->data->dev_started != 0) {
1097                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
1098                         " already started\n",
1099                         port_id);
1100                 return 0;
1101         }
1102
1103         diag = (*dev->dev_ops->dev_start)(dev);
1104         if (diag == 0)
1105                 dev->data->dev_started = 1;
1106         else
1107                 return diag;
1108
1109         rte_eth_dev_config_restore(port_id);
1110
1111         if (dev->data->dev_conf.intr_conf.lsc == 0) {
1112                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
1113                 (*dev->dev_ops->link_update)(dev, 0);
1114         }
1115         return 0;
1116 }
1117
1118 void
1119 rte_eth_dev_stop(uint8_t port_id)
1120 {
1121         struct rte_eth_dev *dev;
1122
1123         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1124         dev = &rte_eth_devices[port_id];
1125
1126         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
1127
1128         if (dev->data->dev_started == 0) {
1129                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
1130                         " already stopped\n",
1131                         port_id);
1132                 return;
1133         }
1134
1135         dev->data->dev_started = 0;
1136         (*dev->dev_ops->dev_stop)(dev);
1137 }
1138
1139 int
1140 rte_eth_dev_set_link_up(uint8_t port_id)
1141 {
1142         struct rte_eth_dev *dev;
1143
1144         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1145
1146         dev = &rte_eth_devices[port_id];
1147
1148         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_up, -ENOTSUP);
1149         return (*dev->dev_ops->dev_set_link_up)(dev);
1150 }
1151
1152 int
1153 rte_eth_dev_set_link_down(uint8_t port_id)
1154 {
1155         struct rte_eth_dev *dev;
1156
1157         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1158
1159         dev = &rte_eth_devices[port_id];
1160
1161         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_down, -ENOTSUP);
1162         return (*dev->dev_ops->dev_set_link_down)(dev);
1163 }
1164
1165 void
1166 rte_eth_dev_close(uint8_t port_id)
1167 {
1168         struct rte_eth_dev *dev;
1169
1170         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1171         dev = &rte_eth_devices[port_id];
1172
1173         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_close);
1174         dev->data->dev_started = 0;
1175         (*dev->dev_ops->dev_close)(dev);
1176
1177         rte_free(dev->data->rx_queues);
1178         dev->data->rx_queues = NULL;
1179         rte_free(dev->data->tx_queues);
1180         dev->data->tx_queues = NULL;
1181 }
1182
1183 int
1184 rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id,
1185                        uint16_t nb_rx_desc, unsigned int socket_id,
1186                        const struct rte_eth_rxconf *rx_conf,
1187                        struct rte_mempool *mp)
1188 {
1189         int ret;
1190         uint32_t mbp_buf_size;
1191         struct rte_eth_dev *dev;
1192         struct rte_eth_dev_info dev_info;
1193
1194         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1195
1196         dev = &rte_eth_devices[port_id];
1197         if (rx_queue_id >= dev->data->nb_rx_queues) {
1198                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
1199                 return -EINVAL;
1200         }
1201
1202         if (dev->data->dev_started) {
1203                 RTE_PMD_DEBUG_TRACE(
1204                     "port %d must be stopped to allow configuration\n", port_id);
1205                 return -EBUSY;
1206         }
1207
1208         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1209         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
1210
1211         /*
1212          * Check the size of the mbuf data buffer.
1213          * This value must be provided in the private data of the memory pool.
1214          * First check that the memory pool has a valid private data.
1215          */
1216         rte_eth_dev_info_get(port_id, &dev_info);
1217         if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
1218                 RTE_PMD_DEBUG_TRACE("%s private_data_size %d < %d\n",
1219                                 mp->name, (int) mp->private_data_size,
1220                                 (int) sizeof(struct rte_pktmbuf_pool_private));
1221                 return -ENOSPC;
1222         }
1223         mbp_buf_size = rte_pktmbuf_data_room_size(mp);
1224
1225         if ((mbp_buf_size - RTE_PKTMBUF_HEADROOM) < dev_info.min_rx_bufsize) {
1226                 RTE_PMD_DEBUG_TRACE("%s mbuf_data_room_size %d < %d "
1227                                 "(RTE_PKTMBUF_HEADROOM=%d + min_rx_bufsize(dev)"
1228                                 "=%d)\n",
1229                                 mp->name,
1230                                 (int)mbp_buf_size,
1231                                 (int)(RTE_PKTMBUF_HEADROOM +
1232                                       dev_info.min_rx_bufsize),
1233                                 (int)RTE_PKTMBUF_HEADROOM,
1234                                 (int)dev_info.min_rx_bufsize);
1235                 return -EINVAL;
1236         }
1237
1238         if (nb_rx_desc > dev_info.rx_desc_lim.nb_max ||
1239                         nb_rx_desc < dev_info.rx_desc_lim.nb_min ||
1240                         nb_rx_desc % dev_info.rx_desc_lim.nb_align != 0) {
1241
1242                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_rx_desc(=%hu), "
1243                         "should be: <= %hu, = %hu, and a product of %hu\n",
1244                         nb_rx_desc,
1245                         dev_info.rx_desc_lim.nb_max,
1246                         dev_info.rx_desc_lim.nb_min,
1247                         dev_info.rx_desc_lim.nb_align);
1248                 return -EINVAL;
1249         }
1250
1251         if (rx_conf == NULL)
1252                 rx_conf = &dev_info.default_rxconf;
1253
1254         ret = (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
1255                                               socket_id, rx_conf, mp);
1256         if (!ret) {
1257                 if (!dev->data->min_rx_buf_size ||
1258                     dev->data->min_rx_buf_size > mbp_buf_size)
1259                         dev->data->min_rx_buf_size = mbp_buf_size;
1260         }
1261
1262         return ret;
1263 }
1264
1265 int
1266 rte_eth_tx_queue_setup(uint8_t port_id, uint16_t tx_queue_id,
1267                        uint16_t nb_tx_desc, unsigned int socket_id,
1268                        const struct rte_eth_txconf *tx_conf)
1269 {
1270         struct rte_eth_dev *dev;
1271         struct rte_eth_dev_info dev_info;
1272
1273         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1274
1275         dev = &rte_eth_devices[port_id];
1276         if (tx_queue_id >= dev->data->nb_tx_queues) {
1277                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
1278                 return -EINVAL;
1279         }
1280
1281         if (dev->data->dev_started) {
1282                 RTE_PMD_DEBUG_TRACE(
1283                     "port %d must be stopped to allow configuration\n", port_id);
1284                 return -EBUSY;
1285         }
1286
1287         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1288         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
1289
1290         rte_eth_dev_info_get(port_id, &dev_info);
1291
1292         if (nb_tx_desc > dev_info.tx_desc_lim.nb_max ||
1293             nb_tx_desc < dev_info.tx_desc_lim.nb_min ||
1294             nb_tx_desc % dev_info.tx_desc_lim.nb_align != 0) {
1295                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_tx_desc(=%hu), "
1296                                 "should be: <= %hu, = %hu, and a product of %hu\n",
1297                                 nb_tx_desc,
1298                                 dev_info.tx_desc_lim.nb_max,
1299                                 dev_info.tx_desc_lim.nb_min,
1300                                 dev_info.tx_desc_lim.nb_align);
1301                 return -EINVAL;
1302         }
1303
1304         if (tx_conf == NULL)
1305                 tx_conf = &dev_info.default_txconf;
1306
1307         return (*dev->dev_ops->tx_queue_setup)(dev, tx_queue_id, nb_tx_desc,
1308                                                socket_id, tx_conf);
1309 }
1310
1311 void
1312 rte_eth_tx_buffer_drop_callback(struct rte_mbuf **pkts, uint16_t unsent,
1313                 void *userdata __rte_unused)
1314 {
1315         unsigned i;
1316
1317         for (i = 0; i < unsent; i++)
1318                 rte_pktmbuf_free(pkts[i]);
1319 }
1320
1321 void
1322 rte_eth_tx_buffer_count_callback(struct rte_mbuf **pkts, uint16_t unsent,
1323                 void *userdata)
1324 {
1325         uint64_t *count = userdata;
1326         unsigned i;
1327
1328         for (i = 0; i < unsent; i++)
1329                 rte_pktmbuf_free(pkts[i]);
1330
1331         *count += unsent;
1332 }
1333
1334 int
1335 rte_eth_tx_buffer_set_err_callback(struct rte_eth_dev_tx_buffer *buffer,
1336                 buffer_tx_error_fn cbfn, void *userdata)
1337 {
1338         buffer->error_callback = cbfn;
1339         buffer->error_userdata = userdata;
1340         return 0;
1341 }
1342
1343 int
1344 rte_eth_tx_buffer_init(struct rte_eth_dev_tx_buffer *buffer, uint16_t size)
1345 {
1346         int ret = 0;
1347
1348         if (buffer == NULL)
1349                 return -EINVAL;
1350
1351         buffer->size = size;
1352         if (buffer->error_callback == NULL) {
1353                 ret = rte_eth_tx_buffer_set_err_callback(
1354                         buffer, rte_eth_tx_buffer_drop_callback, NULL);
1355         }
1356
1357         return ret;
1358 }
1359
1360 void
1361 rte_eth_promiscuous_enable(uint8_t port_id)
1362 {
1363         struct rte_eth_dev *dev;
1364
1365         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1366         dev = &rte_eth_devices[port_id];
1367
1368         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_enable);
1369         (*dev->dev_ops->promiscuous_enable)(dev);
1370         dev->data->promiscuous = 1;
1371 }
1372
1373 void
1374 rte_eth_promiscuous_disable(uint8_t port_id)
1375 {
1376         struct rte_eth_dev *dev;
1377
1378         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1379         dev = &rte_eth_devices[port_id];
1380
1381         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_disable);
1382         dev->data->promiscuous = 0;
1383         (*dev->dev_ops->promiscuous_disable)(dev);
1384 }
1385
1386 int
1387 rte_eth_promiscuous_get(uint8_t port_id)
1388 {
1389         struct rte_eth_dev *dev;
1390
1391         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1392
1393         dev = &rte_eth_devices[port_id];
1394         return dev->data->promiscuous;
1395 }
1396
1397 void
1398 rte_eth_allmulticast_enable(uint8_t port_id)
1399 {
1400         struct rte_eth_dev *dev;
1401
1402         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1403         dev = &rte_eth_devices[port_id];
1404
1405         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_enable);
1406         (*dev->dev_ops->allmulticast_enable)(dev);
1407         dev->data->all_multicast = 1;
1408 }
1409
1410 void
1411 rte_eth_allmulticast_disable(uint8_t port_id)
1412 {
1413         struct rte_eth_dev *dev;
1414
1415         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1416         dev = &rte_eth_devices[port_id];
1417
1418         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_disable);
1419         dev->data->all_multicast = 0;
1420         (*dev->dev_ops->allmulticast_disable)(dev);
1421 }
1422
1423 int
1424 rte_eth_allmulticast_get(uint8_t port_id)
1425 {
1426         struct rte_eth_dev *dev;
1427
1428         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1429
1430         dev = &rte_eth_devices[port_id];
1431         return dev->data->all_multicast;
1432 }
1433
1434 static inline int
1435 rte_eth_dev_atomic_read_link_status(struct rte_eth_dev *dev,
1436                                 struct rte_eth_link *link)
1437 {
1438         struct rte_eth_link *dst = link;
1439         struct rte_eth_link *src = &(dev->data->dev_link);
1440
1441         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
1442                                         *(uint64_t *)src) == 0)
1443                 return -1;
1444
1445         return 0;
1446 }
1447
1448 void
1449 rte_eth_link_get(uint8_t port_id, struct rte_eth_link *eth_link)
1450 {
1451         struct rte_eth_dev *dev;
1452
1453         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1454         dev = &rte_eth_devices[port_id];
1455
1456         if (dev->data->dev_conf.intr_conf.lsc != 0)
1457                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1458         else {
1459                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1460                 (*dev->dev_ops->link_update)(dev, 1);
1461                 *eth_link = dev->data->dev_link;
1462         }
1463 }
1464
1465 void
1466 rte_eth_link_get_nowait(uint8_t port_id, struct rte_eth_link *eth_link)
1467 {
1468         struct rte_eth_dev *dev;
1469
1470         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1471         dev = &rte_eth_devices[port_id];
1472
1473         if (dev->data->dev_conf.intr_conf.lsc != 0)
1474                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1475         else {
1476                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1477                 (*dev->dev_ops->link_update)(dev, 0);
1478                 *eth_link = dev->data->dev_link;
1479         }
1480 }
1481
1482 int
1483 rte_eth_stats_get(uint8_t port_id, struct rte_eth_stats *stats)
1484 {
1485         struct rte_eth_dev *dev;
1486
1487         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1488
1489         dev = &rte_eth_devices[port_id];
1490         memset(stats, 0, sizeof(*stats));
1491
1492         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
1493         (*dev->dev_ops->stats_get)(dev, stats);
1494         stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
1495         return 0;
1496 }
1497
1498 void
1499 rte_eth_stats_reset(uint8_t port_id)
1500 {
1501         struct rte_eth_dev *dev;
1502
1503         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1504         dev = &rte_eth_devices[port_id];
1505
1506         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
1507         (*dev->dev_ops->stats_reset)(dev);
1508         dev->data->rx_mbuf_alloc_failed = 0;
1509 }
1510
1511 static int
1512 get_xstats_count(uint8_t port_id)
1513 {
1514         struct rte_eth_dev *dev;
1515         int count;
1516
1517         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1518         dev = &rte_eth_devices[port_id];
1519         if (dev->dev_ops->xstats_get_names != NULL) {
1520                 count = (*dev->dev_ops->xstats_get_names)(dev, NULL, 0);
1521                 if (count < 0)
1522                         return count;
1523         } else
1524                 count = 0;
1525         count += RTE_NB_STATS;
1526         count += dev->data->nb_rx_queues * RTE_NB_RXQ_STATS;
1527         count += dev->data->nb_tx_queues * RTE_NB_TXQ_STATS;
1528         return count;
1529 }
1530
1531 int
1532 rte_eth_xstats_get_names(uint8_t port_id,
1533         struct rte_eth_xstat_name *xstats_names,
1534         unsigned size)
1535 {
1536         struct rte_eth_dev *dev;
1537         int cnt_used_entries;
1538         int cnt_expected_entries;
1539         uint32_t idx, id_queue;
1540
1541         cnt_expected_entries = get_xstats_count(port_id);
1542         if (xstats_names == NULL || cnt_expected_entries < 0 ||
1543                         (int)size < cnt_expected_entries)
1544                 return cnt_expected_entries;
1545
1546         /* port_id checked in get_xstats_count() */
1547         dev = &rte_eth_devices[port_id];
1548         if (dev->dev_ops->xstats_get_names != NULL) {
1549                 cnt_used_entries = (*dev->dev_ops->xstats_get_names)(
1550                         dev, xstats_names, size);
1551                 if (cnt_used_entries < 0)
1552                         return cnt_used_entries;
1553         } else
1554                 /* Driver itself does not support extended stats, but
1555                  * still have basic stats.
1556                  */
1557                 cnt_used_entries = 0;
1558
1559         for (idx = 0; idx < RTE_NB_STATS; idx++) {
1560                 xstats_names[cnt_used_entries].id = cnt_used_entries;
1561                 snprintf(xstats_names[cnt_used_entries].name,
1562                         sizeof(xstats_names[0].name),
1563                         "%s", rte_stats_strings[idx].name);
1564                 cnt_used_entries++;
1565         }
1566         for (id_queue = 0; id_queue < dev->data->nb_rx_queues; id_queue++) {
1567                 for (idx = 0; idx < RTE_NB_RXQ_STATS; idx++) {
1568                         xstats_names[cnt_used_entries].id = cnt_used_entries;
1569                         snprintf(xstats_names[cnt_used_entries].name,
1570                                 sizeof(xstats_names[0].name),
1571                                 "rx_q%u%s",
1572                                 id_queue, rte_rxq_stats_strings[idx].name);
1573                         cnt_used_entries++;
1574                 }
1575
1576         }
1577         for (id_queue = 0; id_queue < dev->data->nb_tx_queues; id_queue++) {
1578                 for (idx = 0; idx < RTE_NB_TXQ_STATS; idx++) {
1579                         xstats_names[cnt_used_entries].id = cnt_used_entries;
1580                         snprintf(xstats_names[cnt_used_entries].name,
1581                                 sizeof(xstats_names[0].name),
1582                                 "tx_q%u%s",
1583                                 id_queue, rte_txq_stats_strings[idx].name);
1584                         cnt_used_entries++;
1585                 }
1586         }
1587         return cnt_used_entries;
1588 }
1589
1590 /* retrieve ethdev extended statistics */
1591 int
1592 rte_eth_xstats_get(uint8_t port_id, struct rte_eth_xstat *xstats,
1593         unsigned n)
1594 {
1595         struct rte_eth_stats eth_stats;
1596         struct rte_eth_dev *dev;
1597         unsigned count = 0, i, q;
1598         signed xcount = 0;
1599         uint64_t val, *stats_ptr;
1600
1601         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1602
1603         dev = &rte_eth_devices[port_id];
1604
1605         /* Return generic statistics */
1606         count = RTE_NB_STATS + (dev->data->nb_rx_queues * RTE_NB_RXQ_STATS) +
1607                 (dev->data->nb_tx_queues * RTE_NB_TXQ_STATS);
1608
1609         /* implemented by the driver */
1610         if (dev->dev_ops->xstats_get != NULL) {
1611                 /* Retrieve the xstats from the driver at the end of the
1612                  * xstats struct.
1613                  */
1614                 xcount = (*dev->dev_ops->xstats_get)(dev,
1615                                      xstats ? xstats + count : NULL,
1616                                      (n > count) ? n - count : 0);
1617
1618                 if (xcount < 0)
1619                         return xcount;
1620         }
1621
1622         if (n < count + xcount || xstats == NULL)
1623                 return count + xcount;
1624
1625         /* now fill the xstats structure */
1626         count = 0;
1627         rte_eth_stats_get(port_id, &eth_stats);
1628
1629         /* global stats */
1630         for (i = 0; i < RTE_NB_STATS; i++) {
1631                 stats_ptr = RTE_PTR_ADD(&eth_stats,
1632                                         rte_stats_strings[i].offset);
1633                 val = *stats_ptr;
1634                 xstats[count].id = count + xcount;
1635                 xstats[count++].value = val;
1636         }
1637
1638         /* per-rxq stats */
1639         for (q = 0; q < dev->data->nb_rx_queues; q++) {
1640                 for (i = 0; i < RTE_NB_RXQ_STATS; i++) {
1641                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1642                                         rte_rxq_stats_strings[i].offset +
1643                                         q * sizeof(uint64_t));
1644                         val = *stats_ptr;
1645                         xstats[count].id = count + xcount;
1646                         xstats[count++].value = val;
1647                 }
1648         }
1649
1650         /* per-txq stats */
1651         for (q = 0; q < dev->data->nb_tx_queues; q++) {
1652                 for (i = 0; i < RTE_NB_TXQ_STATS; i++) {
1653                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1654                                         rte_txq_stats_strings[i].offset +
1655                                         q * sizeof(uint64_t));
1656                         val = *stats_ptr;
1657                         xstats[count].id = count + xcount;
1658                         xstats[count++].value = val;
1659                 }
1660         }
1661
1662         return count + xcount;
1663 }
1664
1665 /* reset ethdev extended statistics */
1666 void
1667 rte_eth_xstats_reset(uint8_t port_id)
1668 {
1669         struct rte_eth_dev *dev;
1670
1671         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1672         dev = &rte_eth_devices[port_id];
1673
1674         /* implemented by the driver */
1675         if (dev->dev_ops->xstats_reset != NULL) {
1676                 (*dev->dev_ops->xstats_reset)(dev);
1677                 return;
1678         }
1679
1680         /* fallback to default */
1681         rte_eth_stats_reset(port_id);
1682 }
1683
1684 static int
1685 set_queue_stats_mapping(uint8_t port_id, uint16_t queue_id, uint8_t stat_idx,
1686                 uint8_t is_rx)
1687 {
1688         struct rte_eth_dev *dev;
1689
1690         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1691
1692         dev = &rte_eth_devices[port_id];
1693
1694         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
1695         return (*dev->dev_ops->queue_stats_mapping_set)
1696                         (dev, queue_id, stat_idx, is_rx);
1697 }
1698
1699
1700 int
1701 rte_eth_dev_set_tx_queue_stats_mapping(uint8_t port_id, uint16_t tx_queue_id,
1702                 uint8_t stat_idx)
1703 {
1704         return set_queue_stats_mapping(port_id, tx_queue_id, stat_idx,
1705                         STAT_QMAP_TX);
1706 }
1707
1708
1709 int
1710 rte_eth_dev_set_rx_queue_stats_mapping(uint8_t port_id, uint16_t rx_queue_id,
1711                 uint8_t stat_idx)
1712 {
1713         return set_queue_stats_mapping(port_id, rx_queue_id, stat_idx,
1714                         STAT_QMAP_RX);
1715 }
1716
1717 void
1718 rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)
1719 {
1720         struct rte_eth_dev *dev;
1721         const struct rte_eth_desc_lim lim = {
1722                 .nb_max = UINT16_MAX,
1723                 .nb_min = 0,
1724                 .nb_align = 1,
1725         };
1726
1727         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1728         dev = &rte_eth_devices[port_id];
1729
1730         memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
1731         dev_info->rx_desc_lim = lim;
1732         dev_info->tx_desc_lim = lim;
1733
1734         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
1735         (*dev->dev_ops->dev_infos_get)(dev, dev_info);
1736         dev_info->pci_dev = dev->pci_dev;
1737         dev_info->driver_name = dev->data->drv_name;
1738         dev_info->nb_rx_queues = dev->data->nb_rx_queues;
1739         dev_info->nb_tx_queues = dev->data->nb_tx_queues;
1740 }
1741
1742 int
1743 rte_eth_dev_get_supported_ptypes(uint8_t port_id, uint32_t ptype_mask,
1744                                  uint32_t *ptypes, int num)
1745 {
1746         int i, j;
1747         struct rte_eth_dev *dev;
1748         const uint32_t *all_ptypes;
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->dev_supported_ptypes_get, 0);
1753         all_ptypes = (*dev->dev_ops->dev_supported_ptypes_get)(dev);
1754
1755         if (!all_ptypes)
1756                 return 0;
1757
1758         for (i = 0, j = 0; all_ptypes[i] != RTE_PTYPE_UNKNOWN; ++i)
1759                 if (all_ptypes[i] & ptype_mask) {
1760                         if (j < num)
1761                                 ptypes[j] = all_ptypes[i];
1762                         j++;
1763                 }
1764
1765         return j;
1766 }
1767
1768 void
1769 rte_eth_macaddr_get(uint8_t port_id, struct ether_addr *mac_addr)
1770 {
1771         struct rte_eth_dev *dev;
1772
1773         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1774         dev = &rte_eth_devices[port_id];
1775         ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
1776 }
1777
1778
1779 int
1780 rte_eth_dev_get_mtu(uint8_t port_id, uint16_t *mtu)
1781 {
1782         struct rte_eth_dev *dev;
1783
1784         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1785
1786         dev = &rte_eth_devices[port_id];
1787         *mtu = dev->data->mtu;
1788         return 0;
1789 }
1790
1791 int
1792 rte_eth_dev_set_mtu(uint8_t port_id, uint16_t mtu)
1793 {
1794         int ret;
1795         struct rte_eth_dev *dev;
1796
1797         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1798         dev = &rte_eth_devices[port_id];
1799         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
1800
1801         ret = (*dev->dev_ops->mtu_set)(dev, mtu);
1802         if (!ret)
1803                 dev->data->mtu = mtu;
1804
1805         return ret;
1806 }
1807
1808 int
1809 rte_eth_dev_vlan_filter(uint8_t port_id, uint16_t vlan_id, int on)
1810 {
1811         struct rte_eth_dev *dev;
1812
1813         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1814         dev = &rte_eth_devices[port_id];
1815         if (!(dev->data->dev_conf.rxmode.hw_vlan_filter)) {
1816                 RTE_PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
1817                 return -ENOSYS;
1818         }
1819
1820         if (vlan_id > 4095) {
1821                 RTE_PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n",
1822                                 port_id, (unsigned) vlan_id);
1823                 return -EINVAL;
1824         }
1825         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
1826
1827         return (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
1828 }
1829
1830 int
1831 rte_eth_dev_set_vlan_strip_on_queue(uint8_t port_id, uint16_t rx_queue_id, int on)
1832 {
1833         struct rte_eth_dev *dev;
1834
1835         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1836         dev = &rte_eth_devices[port_id];
1837         if (rx_queue_id >= dev->data->nb_rx_queues) {
1838                 RTE_PMD_DEBUG_TRACE("Invalid rx_queue_id=%d\n", port_id);
1839                 return -EINVAL;
1840         }
1841
1842         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
1843         (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
1844
1845         return 0;
1846 }
1847
1848 int
1849 rte_eth_dev_set_vlan_ether_type(uint8_t port_id,
1850                                 enum rte_vlan_type vlan_type,
1851                                 uint16_t tpid)
1852 {
1853         struct rte_eth_dev *dev;
1854
1855         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1856         dev = &rte_eth_devices[port_id];
1857         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
1858
1859         return (*dev->dev_ops->vlan_tpid_set)(dev, vlan_type, tpid);
1860 }
1861
1862 int
1863 rte_eth_dev_set_vlan_offload(uint8_t port_id, int offload_mask)
1864 {
1865         struct rte_eth_dev *dev;
1866         int ret = 0;
1867         int mask = 0;
1868         int cur, org = 0;
1869
1870         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1871         dev = &rte_eth_devices[port_id];
1872
1873         /*check which option changed by application*/
1874         cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
1875         org = !!(dev->data->dev_conf.rxmode.hw_vlan_strip);
1876         if (cur != org) {
1877                 dev->data->dev_conf.rxmode.hw_vlan_strip = (uint8_t)cur;
1878                 mask |= ETH_VLAN_STRIP_MASK;
1879         }
1880
1881         cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
1882         org = !!(dev->data->dev_conf.rxmode.hw_vlan_filter);
1883         if (cur != org) {
1884                 dev->data->dev_conf.rxmode.hw_vlan_filter = (uint8_t)cur;
1885                 mask |= ETH_VLAN_FILTER_MASK;
1886         }
1887
1888         cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
1889         org = !!(dev->data->dev_conf.rxmode.hw_vlan_extend);
1890         if (cur != org) {
1891                 dev->data->dev_conf.rxmode.hw_vlan_extend = (uint8_t)cur;
1892                 mask |= ETH_VLAN_EXTEND_MASK;
1893         }
1894
1895         /*no change*/
1896         if (mask == 0)
1897                 return ret;
1898
1899         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
1900         (*dev->dev_ops->vlan_offload_set)(dev, mask);
1901
1902         return ret;
1903 }
1904
1905 int
1906 rte_eth_dev_get_vlan_offload(uint8_t port_id)
1907 {
1908         struct rte_eth_dev *dev;
1909         int ret = 0;
1910
1911         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1912         dev = &rte_eth_devices[port_id];
1913
1914         if (dev->data->dev_conf.rxmode.hw_vlan_strip)
1915                 ret |= ETH_VLAN_STRIP_OFFLOAD;
1916
1917         if (dev->data->dev_conf.rxmode.hw_vlan_filter)
1918                 ret |= ETH_VLAN_FILTER_OFFLOAD;
1919
1920         if (dev->data->dev_conf.rxmode.hw_vlan_extend)
1921                 ret |= ETH_VLAN_EXTEND_OFFLOAD;
1922
1923         return ret;
1924 }
1925
1926 int
1927 rte_eth_dev_set_vlan_pvid(uint8_t port_id, uint16_t pvid, int on)
1928 {
1929         struct rte_eth_dev *dev;
1930
1931         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1932         dev = &rte_eth_devices[port_id];
1933         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
1934         (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on);
1935
1936         return 0;
1937 }
1938
1939 int
1940 rte_eth_dev_flow_ctrl_get(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1941 {
1942         struct rte_eth_dev *dev;
1943
1944         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1945         dev = &rte_eth_devices[port_id];
1946         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
1947         memset(fc_conf, 0, sizeof(*fc_conf));
1948         return (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf);
1949 }
1950
1951 int
1952 rte_eth_dev_flow_ctrl_set(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1953 {
1954         struct rte_eth_dev *dev;
1955
1956         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1957         if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
1958                 RTE_PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n");
1959                 return -EINVAL;
1960         }
1961
1962         dev = &rte_eth_devices[port_id];
1963         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
1964         return (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf);
1965 }
1966
1967 int
1968 rte_eth_dev_priority_flow_ctrl_set(uint8_t port_id, struct rte_eth_pfc_conf *pfc_conf)
1969 {
1970         struct rte_eth_dev *dev;
1971
1972         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1973         if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
1974                 RTE_PMD_DEBUG_TRACE("Invalid priority, only 0-7 allowed\n");
1975                 return -EINVAL;
1976         }
1977
1978         dev = &rte_eth_devices[port_id];
1979         /* High water, low water validation are device specific */
1980         if  (*dev->dev_ops->priority_flow_ctrl_set)
1981                 return (*dev->dev_ops->priority_flow_ctrl_set)(dev, pfc_conf);
1982         return -ENOTSUP;
1983 }
1984
1985 static int
1986 rte_eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf,
1987                         uint16_t reta_size)
1988 {
1989         uint16_t i, num;
1990
1991         if (!reta_conf)
1992                 return -EINVAL;
1993
1994         if (reta_size != RTE_ALIGN(reta_size, RTE_RETA_GROUP_SIZE)) {
1995                 RTE_PMD_DEBUG_TRACE("Invalid reta size, should be %u aligned\n",
1996                                                         RTE_RETA_GROUP_SIZE);
1997                 return -EINVAL;
1998         }
1999
2000         num = reta_size / RTE_RETA_GROUP_SIZE;
2001         for (i = 0; i < num; i++) {
2002                 if (reta_conf[i].mask)
2003                         return 0;
2004         }
2005
2006         return -EINVAL;
2007 }
2008
2009 static int
2010 rte_eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf,
2011                          uint16_t reta_size,
2012                          uint16_t max_rxq)
2013 {
2014         uint16_t i, idx, shift;
2015
2016         if (!reta_conf)
2017                 return -EINVAL;
2018
2019         if (max_rxq == 0) {
2020                 RTE_PMD_DEBUG_TRACE("No receive queue is available\n");
2021                 return -EINVAL;
2022         }
2023
2024         for (i = 0; i < reta_size; i++) {
2025                 idx = i / RTE_RETA_GROUP_SIZE;
2026                 shift = i % RTE_RETA_GROUP_SIZE;
2027                 if ((reta_conf[idx].mask & (1ULL << shift)) &&
2028                         (reta_conf[idx].reta[shift] >= max_rxq)) {
2029                         RTE_PMD_DEBUG_TRACE("reta_conf[%u]->reta[%u]: %u exceeds "
2030                                 "the maximum rxq index: %u\n", idx, shift,
2031                                 reta_conf[idx].reta[shift], max_rxq);
2032                         return -EINVAL;
2033                 }
2034         }
2035
2036         return 0;
2037 }
2038
2039 int
2040 rte_eth_dev_rss_reta_update(uint8_t port_id,
2041                             struct rte_eth_rss_reta_entry64 *reta_conf,
2042                             uint16_t reta_size)
2043 {
2044         struct rte_eth_dev *dev;
2045         int ret;
2046
2047         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2048         /* Check mask bits */
2049         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
2050         if (ret < 0)
2051                 return ret;
2052
2053         dev = &rte_eth_devices[port_id];
2054
2055         /* Check entry value */
2056         ret = rte_eth_check_reta_entry(reta_conf, reta_size,
2057                                 dev->data->nb_rx_queues);
2058         if (ret < 0)
2059                 return ret;
2060
2061         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
2062         return (*dev->dev_ops->reta_update)(dev, reta_conf, reta_size);
2063 }
2064
2065 int
2066 rte_eth_dev_rss_reta_query(uint8_t port_id,
2067                            struct rte_eth_rss_reta_entry64 *reta_conf,
2068                            uint16_t reta_size)
2069 {
2070         struct rte_eth_dev *dev;
2071         int ret;
2072
2073         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2074
2075         /* Check mask bits */
2076         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
2077         if (ret < 0)
2078                 return ret;
2079
2080         dev = &rte_eth_devices[port_id];
2081         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
2082         return (*dev->dev_ops->reta_query)(dev, reta_conf, reta_size);
2083 }
2084
2085 int
2086 rte_eth_dev_rss_hash_update(uint8_t port_id, struct rte_eth_rss_conf *rss_conf)
2087 {
2088         struct rte_eth_dev *dev;
2089         uint16_t rss_hash_protos;
2090
2091         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2092         rss_hash_protos = rss_conf->rss_hf;
2093         if ((rss_hash_protos != 0) &&
2094             ((rss_hash_protos & ETH_RSS_PROTO_MASK) == 0)) {
2095                 RTE_PMD_DEBUG_TRACE("Invalid rss_hash_protos=0x%x\n",
2096                                 rss_hash_protos);
2097                 return -EINVAL;
2098         }
2099         dev = &rte_eth_devices[port_id];
2100         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
2101         return (*dev->dev_ops->rss_hash_update)(dev, rss_conf);
2102 }
2103
2104 int
2105 rte_eth_dev_rss_hash_conf_get(uint8_t port_id,
2106                               struct rte_eth_rss_conf *rss_conf)
2107 {
2108         struct rte_eth_dev *dev;
2109
2110         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2111         dev = &rte_eth_devices[port_id];
2112         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
2113         return (*dev->dev_ops->rss_hash_conf_get)(dev, rss_conf);
2114 }
2115
2116 int
2117 rte_eth_dev_udp_tunnel_port_add(uint8_t port_id,
2118                                 struct rte_eth_udp_tunnel *udp_tunnel)
2119 {
2120         struct rte_eth_dev *dev;
2121
2122         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2123         if (udp_tunnel == NULL) {
2124                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2125                 return -EINVAL;
2126         }
2127
2128         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2129                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2130                 return -EINVAL;
2131         }
2132
2133         dev = &rte_eth_devices[port_id];
2134         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_add, -ENOTSUP);
2135         return (*dev->dev_ops->udp_tunnel_port_add)(dev, udp_tunnel);
2136 }
2137
2138 int
2139 rte_eth_dev_udp_tunnel_port_delete(uint8_t port_id,
2140                                    struct rte_eth_udp_tunnel *udp_tunnel)
2141 {
2142         struct rte_eth_dev *dev;
2143
2144         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2145         dev = &rte_eth_devices[port_id];
2146
2147         if (udp_tunnel == NULL) {
2148                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2149                 return -EINVAL;
2150         }
2151
2152         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2153                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2154                 return -EINVAL;
2155         }
2156
2157         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_del, -ENOTSUP);
2158         return (*dev->dev_ops->udp_tunnel_port_del)(dev, udp_tunnel);
2159 }
2160
2161 int
2162 rte_eth_led_on(uint8_t port_id)
2163 {
2164         struct rte_eth_dev *dev;
2165
2166         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2167         dev = &rte_eth_devices[port_id];
2168         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
2169         return (*dev->dev_ops->dev_led_on)(dev);
2170 }
2171
2172 int
2173 rte_eth_led_off(uint8_t port_id)
2174 {
2175         struct rte_eth_dev *dev;
2176
2177         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2178         dev = &rte_eth_devices[port_id];
2179         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
2180         return (*dev->dev_ops->dev_led_off)(dev);
2181 }
2182
2183 /*
2184  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2185  * an empty spot.
2186  */
2187 static int
2188 get_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2189 {
2190         struct rte_eth_dev_info dev_info;
2191         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2192         unsigned i;
2193
2194         rte_eth_dev_info_get(port_id, &dev_info);
2195
2196         for (i = 0; i < dev_info.max_mac_addrs; i++)
2197                 if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
2198                         return i;
2199
2200         return -1;
2201 }
2202
2203 static const struct ether_addr null_mac_addr;
2204
2205 int
2206 rte_eth_dev_mac_addr_add(uint8_t port_id, struct ether_addr *addr,
2207                         uint32_t pool)
2208 {
2209         struct rte_eth_dev *dev;
2210         int index;
2211         uint64_t pool_mask;
2212
2213         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2214         dev = &rte_eth_devices[port_id];
2215         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
2216
2217         if (is_zero_ether_addr(addr)) {
2218                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2219                         port_id);
2220                 return -EINVAL;
2221         }
2222         if (pool >= ETH_64_POOLS) {
2223                 RTE_PMD_DEBUG_TRACE("pool id must be 0-%d\n", ETH_64_POOLS - 1);
2224                 return -EINVAL;
2225         }
2226
2227         index = get_mac_addr_index(port_id, addr);
2228         if (index < 0) {
2229                 index = get_mac_addr_index(port_id, &null_mac_addr);
2230                 if (index < 0) {
2231                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2232                                 port_id);
2233                         return -ENOSPC;
2234                 }
2235         } else {
2236                 pool_mask = dev->data->mac_pool_sel[index];
2237
2238                 /* Check if both MAC address and pool is already there, and do nothing */
2239                 if (pool_mask & (1ULL << pool))
2240                         return 0;
2241         }
2242
2243         /* Update NIC */
2244         (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
2245
2246         /* Update address in NIC data structure */
2247         ether_addr_copy(addr, &dev->data->mac_addrs[index]);
2248
2249         /* Update pool bitmap in NIC data structure */
2250         dev->data->mac_pool_sel[index] |= (1ULL << pool);
2251
2252         return 0;
2253 }
2254
2255 int
2256 rte_eth_dev_mac_addr_remove(uint8_t port_id, struct ether_addr *addr)
2257 {
2258         struct rte_eth_dev *dev;
2259         int index;
2260
2261         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2262         dev = &rte_eth_devices[port_id];
2263         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
2264
2265         index = get_mac_addr_index(port_id, addr);
2266         if (index == 0) {
2267                 RTE_PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id);
2268                 return -EADDRINUSE;
2269         } else if (index < 0)
2270                 return 0;  /* Do nothing if address wasn't found */
2271
2272         /* Update NIC */
2273         (*dev->dev_ops->mac_addr_remove)(dev, index);
2274
2275         /* Update address in NIC data structure */
2276         ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
2277
2278         /* reset pool bitmap */
2279         dev->data->mac_pool_sel[index] = 0;
2280
2281         return 0;
2282 }
2283
2284 int
2285 rte_eth_dev_default_mac_addr_set(uint8_t port_id, struct ether_addr *addr)
2286 {
2287         struct rte_eth_dev *dev;
2288
2289         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2290
2291         if (!is_valid_assigned_ether_addr(addr))
2292                 return -EINVAL;
2293
2294         dev = &rte_eth_devices[port_id];
2295         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
2296
2297         /* Update default address in NIC data structure */
2298         ether_addr_copy(addr, &dev->data->mac_addrs[0]);
2299
2300         (*dev->dev_ops->mac_addr_set)(dev, addr);
2301
2302         return 0;
2303 }
2304
2305 int
2306 rte_eth_dev_set_vf_rxmode(uint8_t port_id,  uint16_t vf,
2307                                 uint16_t rx_mode, uint8_t on)
2308 {
2309         uint16_t num_vfs;
2310         struct rte_eth_dev *dev;
2311         struct rte_eth_dev_info dev_info;
2312
2313         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2314
2315         dev = &rte_eth_devices[port_id];
2316         rte_eth_dev_info_get(port_id, &dev_info);
2317
2318         num_vfs = dev_info.max_vfs;
2319         if (vf > num_vfs) {
2320                 RTE_PMD_DEBUG_TRACE("set VF RX mode:invalid VF id %d\n", vf);
2321                 return -EINVAL;
2322         }
2323
2324         if (rx_mode == 0) {
2325                 RTE_PMD_DEBUG_TRACE("set VF RX mode:mode mask ca not be zero\n");
2326                 return -EINVAL;
2327         }
2328         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx_mode, -ENOTSUP);
2329         return (*dev->dev_ops->set_vf_rx_mode)(dev, vf, rx_mode, on);
2330 }
2331
2332 /*
2333  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2334  * an empty spot.
2335  */
2336 static int
2337 get_hash_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2338 {
2339         struct rte_eth_dev_info dev_info;
2340         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2341         unsigned i;
2342
2343         rte_eth_dev_info_get(port_id, &dev_info);
2344         if (!dev->data->hash_mac_addrs)
2345                 return -1;
2346
2347         for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
2348                 if (memcmp(addr, &dev->data->hash_mac_addrs[i],
2349                         ETHER_ADDR_LEN) == 0)
2350                         return i;
2351
2352         return -1;
2353 }
2354
2355 int
2356 rte_eth_dev_uc_hash_table_set(uint8_t port_id, struct ether_addr *addr,
2357                                 uint8_t on)
2358 {
2359         int index;
2360         int ret;
2361         struct rte_eth_dev *dev;
2362
2363         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2364
2365         dev = &rte_eth_devices[port_id];
2366         if (is_zero_ether_addr(addr)) {
2367                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2368                         port_id);
2369                 return -EINVAL;
2370         }
2371
2372         index = get_hash_mac_addr_index(port_id, addr);
2373         /* Check if it's already there, and do nothing */
2374         if ((index >= 0) && (on))
2375                 return 0;
2376
2377         if (index < 0) {
2378                 if (!on) {
2379                         RTE_PMD_DEBUG_TRACE("port %d: the MAC address was not "
2380                                 "set in UTA\n", port_id);
2381                         return -EINVAL;
2382                 }
2383
2384                 index = get_hash_mac_addr_index(port_id, &null_mac_addr);
2385                 if (index < 0) {
2386                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2387                                         port_id);
2388                         return -ENOSPC;
2389                 }
2390         }
2391
2392         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
2393         ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
2394         if (ret == 0) {
2395                 /* Update address in NIC data structure */
2396                 if (on)
2397                         ether_addr_copy(addr,
2398                                         &dev->data->hash_mac_addrs[index]);
2399                 else
2400                         ether_addr_copy(&null_mac_addr,
2401                                         &dev->data->hash_mac_addrs[index]);
2402         }
2403
2404         return ret;
2405 }
2406
2407 int
2408 rte_eth_dev_uc_all_hash_table_set(uint8_t port_id, uint8_t on)
2409 {
2410         struct rte_eth_dev *dev;
2411
2412         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2413
2414         dev = &rte_eth_devices[port_id];
2415
2416         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
2417         return (*dev->dev_ops->uc_all_hash_table_set)(dev, on);
2418 }
2419
2420 int
2421 rte_eth_dev_set_vf_rx(uint8_t port_id, uint16_t vf, uint8_t on)
2422 {
2423         uint16_t num_vfs;
2424         struct rte_eth_dev *dev;
2425         struct rte_eth_dev_info dev_info;
2426
2427         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2428
2429         dev = &rte_eth_devices[port_id];
2430         rte_eth_dev_info_get(port_id, &dev_info);
2431
2432         num_vfs = dev_info.max_vfs;
2433         if (vf > num_vfs) {
2434                 RTE_PMD_DEBUG_TRACE("port %d: invalid vf id\n", port_id);
2435                 return -EINVAL;
2436         }
2437
2438         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx, -ENOTSUP);
2439         return (*dev->dev_ops->set_vf_rx)(dev, vf, on);
2440 }
2441
2442 int
2443 rte_eth_dev_set_vf_tx(uint8_t port_id, uint16_t vf, uint8_t on)
2444 {
2445         uint16_t num_vfs;
2446         struct rte_eth_dev *dev;
2447         struct rte_eth_dev_info dev_info;
2448
2449         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2450
2451         dev = &rte_eth_devices[port_id];
2452         rte_eth_dev_info_get(port_id, &dev_info);
2453
2454         num_vfs = dev_info.max_vfs;
2455         if (vf > num_vfs) {
2456                 RTE_PMD_DEBUG_TRACE("set pool tx:invalid pool id=%d\n", vf);
2457                 return -EINVAL;
2458         }
2459
2460         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_tx, -ENOTSUP);
2461         return (*dev->dev_ops->set_vf_tx)(dev, vf, on);
2462 }
2463
2464 int
2465 rte_eth_dev_set_vf_vlan_filter(uint8_t port_id, uint16_t vlan_id,
2466                                uint64_t vf_mask, uint8_t vlan_on)
2467 {
2468         struct rte_eth_dev *dev;
2469
2470         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2471
2472         dev = &rte_eth_devices[port_id];
2473
2474         if (vlan_id > ETHER_MAX_VLAN_ID) {
2475                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:invalid VLAN id=%d\n",
2476                         vlan_id);
2477                 return -EINVAL;
2478         }
2479
2480         if (vf_mask == 0) {
2481                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:pool_mask can not be 0\n");
2482                 return -EINVAL;
2483         }
2484
2485         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_vlan_filter, -ENOTSUP);
2486         return (*dev->dev_ops->set_vf_vlan_filter)(dev, vlan_id,
2487                                                    vf_mask, vlan_on);
2488 }
2489
2490 int rte_eth_set_queue_rate_limit(uint8_t port_id, uint16_t queue_idx,
2491                                         uint16_t tx_rate)
2492 {
2493         struct rte_eth_dev *dev;
2494         struct rte_eth_dev_info dev_info;
2495         struct rte_eth_link link;
2496
2497         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2498
2499         dev = &rte_eth_devices[port_id];
2500         rte_eth_dev_info_get(port_id, &dev_info);
2501         link = dev->data->dev_link;
2502
2503         if (queue_idx > dev_info.max_tx_queues) {
2504                 RTE_PMD_DEBUG_TRACE("set queue rate limit:port %d: "
2505                                 "invalid queue id=%d\n", port_id, queue_idx);
2506                 return -EINVAL;
2507         }
2508
2509         if (tx_rate > link.link_speed) {
2510                 RTE_PMD_DEBUG_TRACE("set queue rate limit:invalid tx_rate=%d, "
2511                                 "bigger than link speed= %d\n",
2512                         tx_rate, link.link_speed);
2513                 return -EINVAL;
2514         }
2515
2516         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
2517         return (*dev->dev_ops->set_queue_rate_limit)(dev, queue_idx, tx_rate);
2518 }
2519
2520 int rte_eth_set_vf_rate_limit(uint8_t port_id, uint16_t vf, uint16_t tx_rate,
2521                                 uint64_t q_msk)
2522 {
2523         struct rte_eth_dev *dev;
2524         struct rte_eth_dev_info dev_info;
2525         struct rte_eth_link link;
2526
2527         if (q_msk == 0)
2528                 return 0;
2529
2530         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2531
2532         dev = &rte_eth_devices[port_id];
2533         rte_eth_dev_info_get(port_id, &dev_info);
2534         link = dev->data->dev_link;
2535
2536         if (vf > dev_info.max_vfs) {
2537                 RTE_PMD_DEBUG_TRACE("set VF rate limit:port %d: "
2538                                 "invalid vf id=%d\n", port_id, vf);
2539                 return -EINVAL;
2540         }
2541
2542         if (tx_rate > link.link_speed) {
2543                 RTE_PMD_DEBUG_TRACE("set VF rate limit:invalid tx_rate=%d, "
2544                                 "bigger than link speed= %d\n",
2545                                 tx_rate, link.link_speed);
2546                 return -EINVAL;
2547         }
2548
2549         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rate_limit, -ENOTSUP);
2550         return (*dev->dev_ops->set_vf_rate_limit)(dev, vf, tx_rate, q_msk);
2551 }
2552
2553 int
2554 rte_eth_mirror_rule_set(uint8_t port_id,
2555                         struct rte_eth_mirror_conf *mirror_conf,
2556                         uint8_t rule_id, uint8_t on)
2557 {
2558         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2559
2560         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2561         if (mirror_conf->rule_type == 0) {
2562                 RTE_PMD_DEBUG_TRACE("mirror rule type can not be 0.\n");
2563                 return -EINVAL;
2564         }
2565
2566         if (mirror_conf->dst_pool >= ETH_64_POOLS) {
2567                 RTE_PMD_DEBUG_TRACE("Invalid dst pool, pool id must be 0-%d\n",
2568                                 ETH_64_POOLS - 1);
2569                 return -EINVAL;
2570         }
2571
2572         if ((mirror_conf->rule_type & (ETH_MIRROR_VIRTUAL_POOL_UP |
2573              ETH_MIRROR_VIRTUAL_POOL_DOWN)) &&
2574             (mirror_conf->pool_mask == 0)) {
2575                 RTE_PMD_DEBUG_TRACE("Invalid mirror pool, pool mask can not be 0.\n");
2576                 return -EINVAL;
2577         }
2578
2579         if ((mirror_conf->rule_type & ETH_MIRROR_VLAN) &&
2580             mirror_conf->vlan.vlan_mask == 0) {
2581                 RTE_PMD_DEBUG_TRACE("Invalid vlan mask, vlan mask can not be 0.\n");
2582                 return -EINVAL;
2583         }
2584
2585         dev = &rte_eth_devices[port_id];
2586         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
2587
2588         return (*dev->dev_ops->mirror_rule_set)(dev, mirror_conf, rule_id, on);
2589 }
2590
2591 int
2592 rte_eth_mirror_rule_reset(uint8_t port_id, uint8_t rule_id)
2593 {
2594         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2595
2596         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2597
2598         dev = &rte_eth_devices[port_id];
2599         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
2600
2601         return (*dev->dev_ops->mirror_rule_reset)(dev, rule_id);
2602 }
2603
2604 int
2605 rte_eth_dev_callback_register(uint8_t port_id,
2606                         enum rte_eth_event_type event,
2607                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2608 {
2609         struct rte_eth_dev *dev;
2610         struct rte_eth_dev_callback *user_cb;
2611
2612         if (!cb_fn)
2613                 return -EINVAL;
2614
2615         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2616
2617         dev = &rte_eth_devices[port_id];
2618         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2619
2620         TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
2621                 if (user_cb->cb_fn == cb_fn &&
2622                         user_cb->cb_arg == cb_arg &&
2623                         user_cb->event == event) {
2624                         break;
2625                 }
2626         }
2627
2628         /* create a new callback. */
2629         if (user_cb == NULL)
2630                 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
2631                                         sizeof(struct rte_eth_dev_callback), 0);
2632         if (user_cb != NULL) {
2633                 user_cb->cb_fn = cb_fn;
2634                 user_cb->cb_arg = cb_arg;
2635                 user_cb->event = event;
2636                 TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
2637         }
2638
2639         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2640         return (user_cb == NULL) ? -ENOMEM : 0;
2641 }
2642
2643 int
2644 rte_eth_dev_callback_unregister(uint8_t port_id,
2645                         enum rte_eth_event_type event,
2646                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2647 {
2648         int ret;
2649         struct rte_eth_dev *dev;
2650         struct rte_eth_dev_callback *cb, *next;
2651
2652         if (!cb_fn)
2653                 return -EINVAL;
2654
2655         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2656
2657         dev = &rte_eth_devices[port_id];
2658         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2659
2660         ret = 0;
2661         for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
2662
2663                 next = TAILQ_NEXT(cb, next);
2664
2665                 if (cb->cb_fn != cb_fn || cb->event != event ||
2666                                 (cb->cb_arg != (void *)-1 &&
2667                                 cb->cb_arg != cb_arg))
2668                         continue;
2669
2670                 /*
2671                  * if this callback is not executing right now,
2672                  * then remove it.
2673                  */
2674                 if (cb->active == 0) {
2675                         TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
2676                         rte_free(cb);
2677                 } else {
2678                         ret = -EAGAIN;
2679                 }
2680         }
2681
2682         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2683         return ret;
2684 }
2685
2686 void
2687 _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
2688         enum rte_eth_event_type event)
2689 {
2690         struct rte_eth_dev_callback *cb_lst;
2691         struct rte_eth_dev_callback dev_cb;
2692
2693         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2694         TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
2695                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
2696                         continue;
2697                 dev_cb = *cb_lst;
2698                 cb_lst->active = 1;
2699                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2700                 dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
2701                                                 dev_cb.cb_arg);
2702                 rte_spinlock_lock(&rte_eth_dev_cb_lock);
2703                 cb_lst->active = 0;
2704         }
2705         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2706 }
2707
2708 int
2709 rte_eth_dev_rx_intr_ctl(uint8_t port_id, int epfd, int op, void *data)
2710 {
2711         uint32_t vec;
2712         struct rte_eth_dev *dev;
2713         struct rte_intr_handle *intr_handle;
2714         uint16_t qid;
2715         int rc;
2716
2717         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2718
2719         dev = &rte_eth_devices[port_id];
2720         intr_handle = &dev->pci_dev->intr_handle;
2721         if (!intr_handle->intr_vec) {
2722                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2723                 return -EPERM;
2724         }
2725
2726         for (qid = 0; qid < dev->data->nb_rx_queues; qid++) {
2727                 vec = intr_handle->intr_vec[qid];
2728                 rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2729                 if (rc && rc != -EEXIST) {
2730                         RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2731                                         " op %d epfd %d vec %u\n",
2732                                         port_id, qid, op, epfd, vec);
2733                 }
2734         }
2735
2736         return 0;
2737 }
2738
2739 const struct rte_memzone *
2740 rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
2741                          uint16_t queue_id, size_t size, unsigned align,
2742                          int socket_id)
2743 {
2744         char z_name[RTE_MEMZONE_NAMESIZE];
2745         const struct rte_memzone *mz;
2746
2747         snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
2748                  dev->driver->pci_drv.name, ring_name,
2749                  dev->data->port_id, queue_id);
2750
2751         mz = rte_memzone_lookup(z_name);
2752         if (mz)
2753                 return mz;
2754
2755         if (rte_xen_dom0_supported())
2756                 return rte_memzone_reserve_bounded(z_name, size, socket_id,
2757                                                    0, align, RTE_PGSIZE_2M);
2758         else
2759                 return rte_memzone_reserve_aligned(z_name, size, socket_id,
2760                                                    0, align);
2761 }
2762
2763 int
2764 rte_eth_dev_rx_intr_ctl_q(uint8_t port_id, uint16_t queue_id,
2765                           int epfd, int op, void *data)
2766 {
2767         uint32_t vec;
2768         struct rte_eth_dev *dev;
2769         struct rte_intr_handle *intr_handle;
2770         int rc;
2771
2772         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2773
2774         dev = &rte_eth_devices[port_id];
2775         if (queue_id >= dev->data->nb_rx_queues) {
2776                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%u\n", queue_id);
2777                 return -EINVAL;
2778         }
2779
2780         intr_handle = &dev->pci_dev->intr_handle;
2781         if (!intr_handle->intr_vec) {
2782                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2783                 return -EPERM;
2784         }
2785
2786         vec = intr_handle->intr_vec[queue_id];
2787         rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2788         if (rc && rc != -EEXIST) {
2789                 RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2790                                 " op %d epfd %d vec %u\n",
2791                                 port_id, queue_id, op, epfd, vec);
2792                 return rc;
2793         }
2794
2795         return 0;
2796 }
2797
2798 int
2799 rte_eth_dev_rx_intr_enable(uint8_t port_id,
2800                            uint16_t queue_id)
2801 {
2802         struct rte_eth_dev *dev;
2803
2804         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2805
2806         dev = &rte_eth_devices[port_id];
2807
2808         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
2809         return (*dev->dev_ops->rx_queue_intr_enable)(dev, queue_id);
2810 }
2811
2812 int
2813 rte_eth_dev_rx_intr_disable(uint8_t port_id,
2814                             uint16_t queue_id)
2815 {
2816         struct rte_eth_dev *dev;
2817
2818         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2819
2820         dev = &rte_eth_devices[port_id];
2821
2822         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
2823         return (*dev->dev_ops->rx_queue_intr_disable)(dev, queue_id);
2824 }
2825
2826 #ifdef RTE_NIC_BYPASS
2827 int rte_eth_dev_bypass_init(uint8_t port_id)
2828 {
2829         struct rte_eth_dev *dev;
2830
2831         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2832
2833         dev = &rte_eth_devices[port_id];
2834         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_init, -ENOTSUP);
2835         (*dev->dev_ops->bypass_init)(dev);
2836         return 0;
2837 }
2838
2839 int
2840 rte_eth_dev_bypass_state_show(uint8_t port_id, uint32_t *state)
2841 {
2842         struct rte_eth_dev *dev;
2843
2844         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2845
2846         dev = &rte_eth_devices[port_id];
2847         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2848         (*dev->dev_ops->bypass_state_show)(dev, state);
2849         return 0;
2850 }
2851
2852 int
2853 rte_eth_dev_bypass_state_set(uint8_t port_id, uint32_t *new_state)
2854 {
2855         struct rte_eth_dev *dev;
2856
2857         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2858
2859         dev = &rte_eth_devices[port_id];
2860         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_set, -ENOTSUP);
2861         (*dev->dev_ops->bypass_state_set)(dev, new_state);
2862         return 0;
2863 }
2864
2865 int
2866 rte_eth_dev_bypass_event_show(uint8_t port_id, uint32_t event, uint32_t *state)
2867 {
2868         struct rte_eth_dev *dev;
2869
2870         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2871
2872         dev = &rte_eth_devices[port_id];
2873         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2874         (*dev->dev_ops->bypass_event_show)(dev, event, state);
2875         return 0;
2876 }
2877
2878 int
2879 rte_eth_dev_bypass_event_store(uint8_t port_id, uint32_t event, uint32_t state)
2880 {
2881         struct rte_eth_dev *dev;
2882
2883         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2884
2885         dev = &rte_eth_devices[port_id];
2886
2887         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_event_set, -ENOTSUP);
2888         (*dev->dev_ops->bypass_event_set)(dev, event, state);
2889         return 0;
2890 }
2891
2892 int
2893 rte_eth_dev_wd_timeout_store(uint8_t port_id, uint32_t timeout)
2894 {
2895         struct rte_eth_dev *dev;
2896
2897         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2898
2899         dev = &rte_eth_devices[port_id];
2900
2901         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_set, -ENOTSUP);
2902         (*dev->dev_ops->bypass_wd_timeout_set)(dev, timeout);
2903         return 0;
2904 }
2905
2906 int
2907 rte_eth_dev_bypass_ver_show(uint8_t port_id, uint32_t *ver)
2908 {
2909         struct rte_eth_dev *dev;
2910
2911         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2912
2913         dev = &rte_eth_devices[port_id];
2914
2915         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_ver_show, -ENOTSUP);
2916         (*dev->dev_ops->bypass_ver_show)(dev, ver);
2917         return 0;
2918 }
2919
2920 int
2921 rte_eth_dev_bypass_wd_timeout_show(uint8_t port_id, uint32_t *wd_timeout)
2922 {
2923         struct rte_eth_dev *dev;
2924
2925         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2926
2927         dev = &rte_eth_devices[port_id];
2928
2929         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_show, -ENOTSUP);
2930         (*dev->dev_ops->bypass_wd_timeout_show)(dev, wd_timeout);
2931         return 0;
2932 }
2933
2934 int
2935 rte_eth_dev_bypass_wd_reset(uint8_t port_id)
2936 {
2937         struct rte_eth_dev *dev;
2938
2939         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2940
2941         dev = &rte_eth_devices[port_id];
2942
2943         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_reset, -ENOTSUP);
2944         (*dev->dev_ops->bypass_wd_reset)(dev);
2945         return 0;
2946 }
2947 #endif
2948
2949 int
2950 rte_eth_dev_filter_supported(uint8_t port_id, enum rte_filter_type filter_type)
2951 {
2952         struct rte_eth_dev *dev;
2953
2954         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2955
2956         dev = &rte_eth_devices[port_id];
2957         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2958         return (*dev->dev_ops->filter_ctrl)(dev, filter_type,
2959                                 RTE_ETH_FILTER_NOP, NULL);
2960 }
2961
2962 int
2963 rte_eth_dev_filter_ctrl(uint8_t port_id, enum rte_filter_type filter_type,
2964                        enum rte_filter_op filter_op, void *arg)
2965 {
2966         struct rte_eth_dev *dev;
2967
2968         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2969
2970         dev = &rte_eth_devices[port_id];
2971         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2972         return (*dev->dev_ops->filter_ctrl)(dev, filter_type, filter_op, arg);
2973 }
2974
2975 void *
2976 rte_eth_add_rx_callback(uint8_t port_id, uint16_t queue_id,
2977                 rte_rx_callback_fn fn, void *user_param)
2978 {
2979 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2980         rte_errno = ENOTSUP;
2981         return NULL;
2982 #endif
2983         /* check input parameters */
2984         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2985                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2986                 rte_errno = EINVAL;
2987                 return NULL;
2988         }
2989         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2990
2991         if (cb == NULL) {
2992                 rte_errno = ENOMEM;
2993                 return NULL;
2994         }
2995
2996         cb->fn.rx = fn;
2997         cb->param = user_param;
2998
2999         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3000         /* Add the callbacks in fifo order. */
3001         struct rte_eth_rxtx_callback *tail =
3002                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
3003
3004         if (!tail) {
3005                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
3006
3007         } else {
3008                 while (tail->next)
3009                         tail = tail->next;
3010                 tail->next = cb;
3011         }
3012         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3013
3014         return cb;
3015 }
3016
3017 void *
3018 rte_eth_add_first_rx_callback(uint8_t port_id, uint16_t queue_id,
3019                 rte_rx_callback_fn fn, void *user_param)
3020 {
3021 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3022         rte_errno = ENOTSUP;
3023         return NULL;
3024 #endif
3025         /* check input parameters */
3026         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3027                 queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
3028                 rte_errno = EINVAL;
3029                 return NULL;
3030         }
3031
3032         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3033
3034         if (cb == NULL) {
3035                 rte_errno = ENOMEM;
3036                 return NULL;
3037         }
3038
3039         cb->fn.rx = fn;
3040         cb->param = user_param;
3041
3042         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3043         /* Add the callbacks at fisrt position*/
3044         cb->next = rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
3045         rte_smp_wmb();
3046         rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
3047         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3048
3049         return cb;
3050 }
3051
3052 void *
3053 rte_eth_add_tx_callback(uint8_t port_id, uint16_t queue_id,
3054                 rte_tx_callback_fn fn, void *user_param)
3055 {
3056 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3057         rte_errno = ENOTSUP;
3058         return NULL;
3059 #endif
3060         /* check input parameters */
3061         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3062                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
3063                 rte_errno = EINVAL;
3064                 return NULL;
3065         }
3066
3067         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3068
3069         if (cb == NULL) {
3070                 rte_errno = ENOMEM;
3071                 return NULL;
3072         }
3073
3074         cb->fn.tx = fn;
3075         cb->param = user_param;
3076
3077         rte_spinlock_lock(&rte_eth_tx_cb_lock);
3078         /* Add the callbacks in fifo order. */
3079         struct rte_eth_rxtx_callback *tail =
3080                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id];
3081
3082         if (!tail) {
3083                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id] = cb;
3084
3085         } else {
3086                 while (tail->next)
3087                         tail = tail->next;
3088                 tail->next = cb;
3089         }
3090         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3091
3092         return cb;
3093 }
3094
3095 int
3096 rte_eth_remove_rx_callback(uint8_t port_id, uint16_t queue_id,
3097                 struct rte_eth_rxtx_callback *user_cb)
3098 {
3099 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3100         return -ENOTSUP;
3101 #endif
3102         /* Check input parameters. */
3103         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3104         if (user_cb == NULL ||
3105                         queue_id >= rte_eth_devices[port_id].data->nb_rx_queues)
3106                 return -EINVAL;
3107
3108         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3109         struct rte_eth_rxtx_callback *cb;
3110         struct rte_eth_rxtx_callback **prev_cb;
3111         int ret = -EINVAL;
3112
3113         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3114         prev_cb = &dev->post_rx_burst_cbs[queue_id];
3115         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3116                 cb = *prev_cb;
3117                 if (cb == user_cb) {
3118                         /* Remove the user cb from the callback list. */
3119                         *prev_cb = cb->next;
3120                         ret = 0;
3121                         break;
3122                 }
3123         }
3124         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3125
3126         return ret;
3127 }
3128
3129 int
3130 rte_eth_remove_tx_callback(uint8_t port_id, uint16_t queue_id,
3131                 struct rte_eth_rxtx_callback *user_cb)
3132 {
3133 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3134         return -ENOTSUP;
3135 #endif
3136         /* Check input parameters. */
3137         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3138         if (user_cb == NULL ||
3139                         queue_id >= rte_eth_devices[port_id].data->nb_tx_queues)
3140                 return -EINVAL;
3141
3142         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3143         int ret = -EINVAL;
3144         struct rte_eth_rxtx_callback *cb;
3145         struct rte_eth_rxtx_callback **prev_cb;
3146
3147         rte_spinlock_lock(&rte_eth_tx_cb_lock);
3148         prev_cb = &dev->pre_tx_burst_cbs[queue_id];
3149         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3150                 cb = *prev_cb;
3151                 if (cb == user_cb) {
3152                         /* Remove the user cb from the callback list. */
3153                         *prev_cb = cb->next;
3154                         ret = 0;
3155                         break;
3156                 }
3157         }
3158         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3159
3160         return ret;
3161 }
3162
3163 int
3164 rte_eth_rx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3165         struct rte_eth_rxq_info *qinfo)
3166 {
3167         struct rte_eth_dev *dev;
3168
3169         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3170
3171         if (qinfo == NULL)
3172                 return -EINVAL;
3173
3174         dev = &rte_eth_devices[port_id];
3175         if (queue_id >= dev->data->nb_rx_queues) {
3176                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
3177                 return -EINVAL;
3178         }
3179
3180         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
3181
3182         memset(qinfo, 0, sizeof(*qinfo));
3183         dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
3184         return 0;
3185 }
3186
3187 int
3188 rte_eth_tx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3189         struct rte_eth_txq_info *qinfo)
3190 {
3191         struct rte_eth_dev *dev;
3192
3193         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3194
3195         if (qinfo == NULL)
3196                 return -EINVAL;
3197
3198         dev = &rte_eth_devices[port_id];
3199         if (queue_id >= dev->data->nb_tx_queues) {
3200                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
3201                 return -EINVAL;
3202         }
3203
3204         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
3205
3206         memset(qinfo, 0, sizeof(*qinfo));
3207         dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
3208         return 0;
3209 }
3210
3211 int
3212 rte_eth_dev_set_mc_addr_list(uint8_t port_id,
3213                              struct ether_addr *mc_addr_set,
3214                              uint32_t nb_mc_addr)
3215 {
3216         struct rte_eth_dev *dev;
3217
3218         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3219
3220         dev = &rte_eth_devices[port_id];
3221         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_mc_addr_list, -ENOTSUP);
3222         return dev->dev_ops->set_mc_addr_list(dev, mc_addr_set, nb_mc_addr);
3223 }
3224
3225 int
3226 rte_eth_timesync_enable(uint8_t port_id)
3227 {
3228         struct rte_eth_dev *dev;
3229
3230         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3231         dev = &rte_eth_devices[port_id];
3232
3233         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
3234         return (*dev->dev_ops->timesync_enable)(dev);
3235 }
3236
3237 int
3238 rte_eth_timesync_disable(uint8_t port_id)
3239 {
3240         struct rte_eth_dev *dev;
3241
3242         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3243         dev = &rte_eth_devices[port_id];
3244
3245         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
3246         return (*dev->dev_ops->timesync_disable)(dev);
3247 }
3248
3249 int
3250 rte_eth_timesync_read_rx_timestamp(uint8_t port_id, struct timespec *timestamp,
3251                                    uint32_t flags)
3252 {
3253         struct rte_eth_dev *dev;
3254
3255         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3256         dev = &rte_eth_devices[port_id];
3257
3258         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp, -ENOTSUP);
3259         return (*dev->dev_ops->timesync_read_rx_timestamp)(dev, timestamp, flags);
3260 }
3261
3262 int
3263 rte_eth_timesync_read_tx_timestamp(uint8_t port_id, struct timespec *timestamp)
3264 {
3265         struct rte_eth_dev *dev;
3266
3267         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3268         dev = &rte_eth_devices[port_id];
3269
3270         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp, -ENOTSUP);
3271         return (*dev->dev_ops->timesync_read_tx_timestamp)(dev, timestamp);
3272 }
3273
3274 int
3275 rte_eth_timesync_adjust_time(uint8_t port_id, int64_t delta)
3276 {
3277         struct rte_eth_dev *dev;
3278
3279         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3280         dev = &rte_eth_devices[port_id];
3281
3282         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_adjust_time, -ENOTSUP);
3283         return (*dev->dev_ops->timesync_adjust_time)(dev, delta);
3284 }
3285
3286 int
3287 rte_eth_timesync_read_time(uint8_t port_id, struct timespec *timestamp)
3288 {
3289         struct rte_eth_dev *dev;
3290
3291         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3292         dev = &rte_eth_devices[port_id];
3293
3294         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_time, -ENOTSUP);
3295         return (*dev->dev_ops->timesync_read_time)(dev, timestamp);
3296 }
3297
3298 int
3299 rte_eth_timesync_write_time(uint8_t port_id, const struct timespec *timestamp)
3300 {
3301         struct rte_eth_dev *dev;
3302
3303         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3304         dev = &rte_eth_devices[port_id];
3305
3306         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_write_time, -ENOTSUP);
3307         return (*dev->dev_ops->timesync_write_time)(dev, timestamp);
3308 }
3309
3310 int
3311 rte_eth_dev_get_reg_length(uint8_t port_id)
3312 {
3313         struct rte_eth_dev *dev;
3314
3315         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3316
3317         dev = &rte_eth_devices[port_id];
3318         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg_length, -ENOTSUP);
3319         return (*dev->dev_ops->get_reg_length)(dev);
3320 }
3321
3322 int
3323 rte_eth_dev_get_reg_info(uint8_t port_id, struct rte_dev_reg_info *info)
3324 {
3325         struct rte_eth_dev *dev;
3326
3327         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3328
3329         dev = &rte_eth_devices[port_id];
3330         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
3331         return (*dev->dev_ops->get_reg)(dev, info);
3332 }
3333
3334 int
3335 rte_eth_dev_get_eeprom_length(uint8_t port_id)
3336 {
3337         struct rte_eth_dev *dev;
3338
3339         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3340
3341         dev = &rte_eth_devices[port_id];
3342         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
3343         return (*dev->dev_ops->get_eeprom_length)(dev);
3344 }
3345
3346 int
3347 rte_eth_dev_get_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3348 {
3349         struct rte_eth_dev *dev;
3350
3351         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3352
3353         dev = &rte_eth_devices[port_id];
3354         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
3355         return (*dev->dev_ops->get_eeprom)(dev, info);
3356 }
3357
3358 int
3359 rte_eth_dev_set_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3360 {
3361         struct rte_eth_dev *dev;
3362
3363         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3364
3365         dev = &rte_eth_devices[port_id];
3366         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
3367         return (*dev->dev_ops->set_eeprom)(dev, info);
3368 }
3369
3370 int
3371 rte_eth_dev_get_dcb_info(uint8_t port_id,
3372                              struct rte_eth_dcb_info *dcb_info)
3373 {
3374         struct rte_eth_dev *dev;
3375
3376         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3377
3378         dev = &rte_eth_devices[port_id];
3379         memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
3380
3381         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
3382         return (*dev->dev_ops->get_dcb_info)(dev, dcb_info);
3383 }
3384
3385 void
3386 rte_eth_copy_pci_info(struct rte_eth_dev *eth_dev, struct rte_pci_device *pci_dev)
3387 {
3388         if ((eth_dev == NULL) || (pci_dev == NULL)) {
3389                 RTE_PMD_DEBUG_TRACE("NULL pointer eth_dev=%p pci_dev=%p\n",
3390                                 eth_dev, pci_dev);
3391                 return;
3392         }
3393
3394         eth_dev->data->dev_flags = 0;
3395         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_INTR_LSC)
3396                 eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC;
3397         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_DETACHABLE)
3398                 eth_dev->data->dev_flags |= RTE_ETH_DEV_DETACHABLE;
3399
3400         eth_dev->data->kdrv = pci_dev->kdrv;
3401         eth_dev->data->numa_node = pci_dev->numa_node;
3402         eth_dev->data->drv_name = pci_dev->driver->name;
3403 }
3404
3405 int
3406 rte_eth_dev_l2_tunnel_eth_type_conf(uint8_t port_id,
3407                                     struct rte_eth_l2_tunnel_conf *l2_tunnel)
3408 {
3409         struct rte_eth_dev *dev;
3410
3411         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3412         if (l2_tunnel == NULL) {
3413                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3414                 return -EINVAL;
3415         }
3416
3417         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3418                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
3419                 return -EINVAL;
3420         }
3421
3422         dev = &rte_eth_devices[port_id];
3423         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_eth_type_conf,
3424                                 -ENOTSUP);
3425         return (*dev->dev_ops->l2_tunnel_eth_type_conf)(dev, l2_tunnel);
3426 }
3427
3428 int
3429 rte_eth_dev_l2_tunnel_offload_set(uint8_t port_id,
3430                                   struct rte_eth_l2_tunnel_conf *l2_tunnel,
3431                                   uint32_t mask,
3432                                   uint8_t en)
3433 {
3434         struct rte_eth_dev *dev;
3435
3436         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3437
3438         if (l2_tunnel == NULL) {
3439                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3440                 return -EINVAL;
3441         }
3442
3443         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3444                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type.\n");
3445                 return -EINVAL;
3446         }
3447
3448         if (mask == 0) {
3449                 RTE_PMD_DEBUG_TRACE("Mask should have a value.\n");
3450                 return -EINVAL;
3451         }
3452
3453         dev = &rte_eth_devices[port_id];
3454         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_offload_set,
3455                                 -ENOTSUP);
3456         return (*dev->dev_ops->l2_tunnel_offload_set)(dev, l2_tunnel, mask, en);
3457 }