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%x 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         stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
1494         (*dev->dev_ops->stats_get)(dev, stats);
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         int cnt_driver_entries;
1540         uint32_t idx, id_queue;
1541
1542         cnt_expected_entries = get_xstats_count(port_id);
1543         if (xstats_names == NULL || cnt_expected_entries < 0 ||
1544                         (int)size < cnt_expected_entries)
1545                 return cnt_expected_entries;
1546
1547         /* port_id checked in get_xstats_count() */
1548         dev = &rte_eth_devices[port_id];
1549         cnt_used_entries = 0;
1550
1551         for (idx = 0; idx < RTE_NB_STATS; idx++) {
1552                 snprintf(xstats_names[cnt_used_entries].name,
1553                         sizeof(xstats_names[0].name),
1554                         "%s", rte_stats_strings[idx].name);
1555                 cnt_used_entries++;
1556         }
1557         for (id_queue = 0; id_queue < dev->data->nb_rx_queues; id_queue++) {
1558                 for (idx = 0; idx < RTE_NB_RXQ_STATS; idx++) {
1559                         snprintf(xstats_names[cnt_used_entries].name,
1560                                 sizeof(xstats_names[0].name),
1561                                 "rx_q%u%s",
1562                                 id_queue, rte_rxq_stats_strings[idx].name);
1563                         cnt_used_entries++;
1564                 }
1565
1566         }
1567         for (id_queue = 0; id_queue < dev->data->nb_tx_queues; id_queue++) {
1568                 for (idx = 0; idx < RTE_NB_TXQ_STATS; idx++) {
1569                         snprintf(xstats_names[cnt_used_entries].name,
1570                                 sizeof(xstats_names[0].name),
1571                                 "tx_q%u%s",
1572                                 id_queue, rte_txq_stats_strings[idx].name);
1573                         cnt_used_entries++;
1574                 }
1575         }
1576
1577         if (dev->dev_ops->xstats_get_names != NULL) {
1578                 /* If there are any driver-specific xstats, append them
1579                  * to end of list.
1580                  */
1581                 cnt_driver_entries = (*dev->dev_ops->xstats_get_names)(
1582                         dev,
1583                         xstats_names + cnt_used_entries,
1584                         size - cnt_used_entries);
1585                 if (cnt_driver_entries < 0)
1586                         return cnt_driver_entries;
1587                 cnt_used_entries += cnt_driver_entries;
1588         }
1589
1590         return cnt_used_entries;
1591 }
1592
1593 /* retrieve ethdev extended statistics */
1594 int
1595 rte_eth_xstats_get(uint8_t port_id, struct rte_eth_xstat *xstats,
1596         unsigned n)
1597 {
1598         struct rte_eth_stats eth_stats;
1599         struct rte_eth_dev *dev;
1600         unsigned count = 0, i, q;
1601         signed xcount = 0;
1602         uint64_t val, *stats_ptr;
1603
1604         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1605
1606         dev = &rte_eth_devices[port_id];
1607
1608         /* Return generic statistics */
1609         count = RTE_NB_STATS + (dev->data->nb_rx_queues * RTE_NB_RXQ_STATS) +
1610                 (dev->data->nb_tx_queues * RTE_NB_TXQ_STATS);
1611
1612         /* implemented by the driver */
1613         if (dev->dev_ops->xstats_get != NULL) {
1614                 /* Retrieve the xstats from the driver at the end of the
1615                  * xstats struct.
1616                  */
1617                 xcount = (*dev->dev_ops->xstats_get)(dev,
1618                                      xstats ? xstats + count : NULL,
1619                                      (n > count) ? n - count : 0);
1620
1621                 if (xcount < 0)
1622                         return xcount;
1623         }
1624
1625         if (n < count + xcount || xstats == NULL)
1626                 return count + xcount;
1627
1628         /* now fill the xstats structure */
1629         count = 0;
1630         rte_eth_stats_get(port_id, &eth_stats);
1631
1632         /* global stats */
1633         for (i = 0; i < RTE_NB_STATS; i++) {
1634                 stats_ptr = RTE_PTR_ADD(&eth_stats,
1635                                         rte_stats_strings[i].offset);
1636                 val = *stats_ptr;
1637                 xstats[count++].value = val;
1638         }
1639
1640         /* per-rxq stats */
1641         for (q = 0; q < dev->data->nb_rx_queues; q++) {
1642                 for (i = 0; i < RTE_NB_RXQ_STATS; i++) {
1643                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1644                                         rte_rxq_stats_strings[i].offset +
1645                                         q * sizeof(uint64_t));
1646                         val = *stats_ptr;
1647                         xstats[count++].value = val;
1648                 }
1649         }
1650
1651         /* per-txq stats */
1652         for (q = 0; q < dev->data->nb_tx_queues; q++) {
1653                 for (i = 0; i < RTE_NB_TXQ_STATS; i++) {
1654                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1655                                         rte_txq_stats_strings[i].offset +
1656                                         q * sizeof(uint64_t));
1657                         val = *stats_ptr;
1658                         xstats[count++].value = val;
1659                 }
1660         }
1661
1662         for (i = 0; i < count + xcount; i++)
1663                 xstats[i].id = i;
1664
1665         return count + xcount;
1666 }
1667
1668 /* reset ethdev extended statistics */
1669 void
1670 rte_eth_xstats_reset(uint8_t port_id)
1671 {
1672         struct rte_eth_dev *dev;
1673
1674         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1675         dev = &rte_eth_devices[port_id];
1676
1677         /* implemented by the driver */
1678         if (dev->dev_ops->xstats_reset != NULL) {
1679                 (*dev->dev_ops->xstats_reset)(dev);
1680                 return;
1681         }
1682
1683         /* fallback to default */
1684         rte_eth_stats_reset(port_id);
1685 }
1686
1687 static int
1688 set_queue_stats_mapping(uint8_t port_id, uint16_t queue_id, uint8_t stat_idx,
1689                 uint8_t is_rx)
1690 {
1691         struct rte_eth_dev *dev;
1692
1693         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1694
1695         dev = &rte_eth_devices[port_id];
1696
1697         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
1698         return (*dev->dev_ops->queue_stats_mapping_set)
1699                         (dev, queue_id, stat_idx, is_rx);
1700 }
1701
1702
1703 int
1704 rte_eth_dev_set_tx_queue_stats_mapping(uint8_t port_id, uint16_t tx_queue_id,
1705                 uint8_t stat_idx)
1706 {
1707         return set_queue_stats_mapping(port_id, tx_queue_id, stat_idx,
1708                         STAT_QMAP_TX);
1709 }
1710
1711
1712 int
1713 rte_eth_dev_set_rx_queue_stats_mapping(uint8_t port_id, uint16_t rx_queue_id,
1714                 uint8_t stat_idx)
1715 {
1716         return set_queue_stats_mapping(port_id, rx_queue_id, stat_idx,
1717                         STAT_QMAP_RX);
1718 }
1719
1720 void
1721 rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)
1722 {
1723         struct rte_eth_dev *dev;
1724         const struct rte_eth_desc_lim lim = {
1725                 .nb_max = UINT16_MAX,
1726                 .nb_min = 0,
1727                 .nb_align = 1,
1728         };
1729
1730         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1731         dev = &rte_eth_devices[port_id];
1732
1733         memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
1734         dev_info->rx_desc_lim = lim;
1735         dev_info->tx_desc_lim = lim;
1736
1737         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
1738         (*dev->dev_ops->dev_infos_get)(dev, dev_info);
1739         dev_info->pci_dev = dev->pci_dev;
1740         dev_info->driver_name = dev->data->drv_name;
1741         dev_info->nb_rx_queues = dev->data->nb_rx_queues;
1742         dev_info->nb_tx_queues = dev->data->nb_tx_queues;
1743 }
1744
1745 int
1746 rte_eth_dev_get_supported_ptypes(uint8_t port_id, uint32_t ptype_mask,
1747                                  uint32_t *ptypes, int num)
1748 {
1749         int i, j;
1750         struct rte_eth_dev *dev;
1751         const uint32_t *all_ptypes;
1752
1753         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1754         dev = &rte_eth_devices[port_id];
1755         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_supported_ptypes_get, 0);
1756         all_ptypes = (*dev->dev_ops->dev_supported_ptypes_get)(dev);
1757
1758         if (!all_ptypes)
1759                 return 0;
1760
1761         for (i = 0, j = 0; all_ptypes[i] != RTE_PTYPE_UNKNOWN; ++i)
1762                 if (all_ptypes[i] & ptype_mask) {
1763                         if (j < num)
1764                                 ptypes[j] = all_ptypes[i];
1765                         j++;
1766                 }
1767
1768         return j;
1769 }
1770
1771 void
1772 rte_eth_macaddr_get(uint8_t port_id, struct ether_addr *mac_addr)
1773 {
1774         struct rte_eth_dev *dev;
1775
1776         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1777         dev = &rte_eth_devices[port_id];
1778         ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
1779 }
1780
1781
1782 int
1783 rte_eth_dev_get_mtu(uint8_t port_id, uint16_t *mtu)
1784 {
1785         struct rte_eth_dev *dev;
1786
1787         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1788
1789         dev = &rte_eth_devices[port_id];
1790         *mtu = dev->data->mtu;
1791         return 0;
1792 }
1793
1794 int
1795 rte_eth_dev_set_mtu(uint8_t port_id, uint16_t mtu)
1796 {
1797         int ret;
1798         struct rte_eth_dev *dev;
1799
1800         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1801         dev = &rte_eth_devices[port_id];
1802         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
1803
1804         ret = (*dev->dev_ops->mtu_set)(dev, mtu);
1805         if (!ret)
1806                 dev->data->mtu = mtu;
1807
1808         return ret;
1809 }
1810
1811 int
1812 rte_eth_dev_vlan_filter(uint8_t port_id, uint16_t vlan_id, int on)
1813 {
1814         struct rte_eth_dev *dev;
1815
1816         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1817         dev = &rte_eth_devices[port_id];
1818         if (!(dev->data->dev_conf.rxmode.hw_vlan_filter)) {
1819                 RTE_PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
1820                 return -ENOSYS;
1821         }
1822
1823         if (vlan_id > 4095) {
1824                 RTE_PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n",
1825                                 port_id, (unsigned) vlan_id);
1826                 return -EINVAL;
1827         }
1828         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
1829
1830         return (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
1831 }
1832
1833 int
1834 rte_eth_dev_set_vlan_strip_on_queue(uint8_t port_id, uint16_t rx_queue_id, int on)
1835 {
1836         struct rte_eth_dev *dev;
1837
1838         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1839         dev = &rte_eth_devices[port_id];
1840         if (rx_queue_id >= dev->data->nb_rx_queues) {
1841                 RTE_PMD_DEBUG_TRACE("Invalid rx_queue_id=%d\n", port_id);
1842                 return -EINVAL;
1843         }
1844
1845         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
1846         (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
1847
1848         return 0;
1849 }
1850
1851 int
1852 rte_eth_dev_set_vlan_ether_type(uint8_t port_id,
1853                                 enum rte_vlan_type vlan_type,
1854                                 uint16_t tpid)
1855 {
1856         struct rte_eth_dev *dev;
1857
1858         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1859         dev = &rte_eth_devices[port_id];
1860         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
1861
1862         return (*dev->dev_ops->vlan_tpid_set)(dev, vlan_type, tpid);
1863 }
1864
1865 int
1866 rte_eth_dev_set_vlan_offload(uint8_t port_id, int offload_mask)
1867 {
1868         struct rte_eth_dev *dev;
1869         int ret = 0;
1870         int mask = 0;
1871         int cur, org = 0;
1872
1873         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1874         dev = &rte_eth_devices[port_id];
1875
1876         /*check which option changed by application*/
1877         cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
1878         org = !!(dev->data->dev_conf.rxmode.hw_vlan_strip);
1879         if (cur != org) {
1880                 dev->data->dev_conf.rxmode.hw_vlan_strip = (uint8_t)cur;
1881                 mask |= ETH_VLAN_STRIP_MASK;
1882         }
1883
1884         cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
1885         org = !!(dev->data->dev_conf.rxmode.hw_vlan_filter);
1886         if (cur != org) {
1887                 dev->data->dev_conf.rxmode.hw_vlan_filter = (uint8_t)cur;
1888                 mask |= ETH_VLAN_FILTER_MASK;
1889         }
1890
1891         cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
1892         org = !!(dev->data->dev_conf.rxmode.hw_vlan_extend);
1893         if (cur != org) {
1894                 dev->data->dev_conf.rxmode.hw_vlan_extend = (uint8_t)cur;
1895                 mask |= ETH_VLAN_EXTEND_MASK;
1896         }
1897
1898         /*no change*/
1899         if (mask == 0)
1900                 return ret;
1901
1902         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
1903         (*dev->dev_ops->vlan_offload_set)(dev, mask);
1904
1905         return ret;
1906 }
1907
1908 int
1909 rte_eth_dev_get_vlan_offload(uint8_t port_id)
1910 {
1911         struct rte_eth_dev *dev;
1912         int ret = 0;
1913
1914         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1915         dev = &rte_eth_devices[port_id];
1916
1917         if (dev->data->dev_conf.rxmode.hw_vlan_strip)
1918                 ret |= ETH_VLAN_STRIP_OFFLOAD;
1919
1920         if (dev->data->dev_conf.rxmode.hw_vlan_filter)
1921                 ret |= ETH_VLAN_FILTER_OFFLOAD;
1922
1923         if (dev->data->dev_conf.rxmode.hw_vlan_extend)
1924                 ret |= ETH_VLAN_EXTEND_OFFLOAD;
1925
1926         return ret;
1927 }
1928
1929 int
1930 rte_eth_dev_set_vlan_pvid(uint8_t port_id, uint16_t pvid, int on)
1931 {
1932         struct rte_eth_dev *dev;
1933
1934         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1935         dev = &rte_eth_devices[port_id];
1936         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
1937         (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on);
1938
1939         return 0;
1940 }
1941
1942 int
1943 rte_eth_dev_flow_ctrl_get(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1944 {
1945         struct rte_eth_dev *dev;
1946
1947         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1948         dev = &rte_eth_devices[port_id];
1949         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
1950         memset(fc_conf, 0, sizeof(*fc_conf));
1951         return (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf);
1952 }
1953
1954 int
1955 rte_eth_dev_flow_ctrl_set(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1956 {
1957         struct rte_eth_dev *dev;
1958
1959         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1960         if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
1961                 RTE_PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n");
1962                 return -EINVAL;
1963         }
1964
1965         dev = &rte_eth_devices[port_id];
1966         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
1967         return (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf);
1968 }
1969
1970 int
1971 rte_eth_dev_priority_flow_ctrl_set(uint8_t port_id, struct rte_eth_pfc_conf *pfc_conf)
1972 {
1973         struct rte_eth_dev *dev;
1974
1975         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1976         if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
1977                 RTE_PMD_DEBUG_TRACE("Invalid priority, only 0-7 allowed\n");
1978                 return -EINVAL;
1979         }
1980
1981         dev = &rte_eth_devices[port_id];
1982         /* High water, low water validation are device specific */
1983         if  (*dev->dev_ops->priority_flow_ctrl_set)
1984                 return (*dev->dev_ops->priority_flow_ctrl_set)(dev, pfc_conf);
1985         return -ENOTSUP;
1986 }
1987
1988 static int
1989 rte_eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf,
1990                         uint16_t reta_size)
1991 {
1992         uint16_t i, num;
1993
1994         if (!reta_conf)
1995                 return -EINVAL;
1996
1997         if (reta_size != RTE_ALIGN(reta_size, RTE_RETA_GROUP_SIZE)) {
1998                 RTE_PMD_DEBUG_TRACE("Invalid reta size, should be %u aligned\n",
1999                                                         RTE_RETA_GROUP_SIZE);
2000                 return -EINVAL;
2001         }
2002
2003         num = reta_size / RTE_RETA_GROUP_SIZE;
2004         for (i = 0; i < num; i++) {
2005                 if (reta_conf[i].mask)
2006                         return 0;
2007         }
2008
2009         return -EINVAL;
2010 }
2011
2012 static int
2013 rte_eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf,
2014                          uint16_t reta_size,
2015                          uint16_t max_rxq)
2016 {
2017         uint16_t i, idx, shift;
2018
2019         if (!reta_conf)
2020                 return -EINVAL;
2021
2022         if (max_rxq == 0) {
2023                 RTE_PMD_DEBUG_TRACE("No receive queue is available\n");
2024                 return -EINVAL;
2025         }
2026
2027         for (i = 0; i < reta_size; i++) {
2028                 idx = i / RTE_RETA_GROUP_SIZE;
2029                 shift = i % RTE_RETA_GROUP_SIZE;
2030                 if ((reta_conf[idx].mask & (1ULL << shift)) &&
2031                         (reta_conf[idx].reta[shift] >= max_rxq)) {
2032                         RTE_PMD_DEBUG_TRACE("reta_conf[%u]->reta[%u]: %u exceeds "
2033                                 "the maximum rxq index: %u\n", idx, shift,
2034                                 reta_conf[idx].reta[shift], max_rxq);
2035                         return -EINVAL;
2036                 }
2037         }
2038
2039         return 0;
2040 }
2041
2042 int
2043 rte_eth_dev_rss_reta_update(uint8_t port_id,
2044                             struct rte_eth_rss_reta_entry64 *reta_conf,
2045                             uint16_t reta_size)
2046 {
2047         struct rte_eth_dev *dev;
2048         int ret;
2049
2050         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2051         /* Check mask bits */
2052         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
2053         if (ret < 0)
2054                 return ret;
2055
2056         dev = &rte_eth_devices[port_id];
2057
2058         /* Check entry value */
2059         ret = rte_eth_check_reta_entry(reta_conf, reta_size,
2060                                 dev->data->nb_rx_queues);
2061         if (ret < 0)
2062                 return ret;
2063
2064         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
2065         return (*dev->dev_ops->reta_update)(dev, reta_conf, reta_size);
2066 }
2067
2068 int
2069 rte_eth_dev_rss_reta_query(uint8_t port_id,
2070                            struct rte_eth_rss_reta_entry64 *reta_conf,
2071                            uint16_t reta_size)
2072 {
2073         struct rte_eth_dev *dev;
2074         int ret;
2075
2076         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2077
2078         /* Check mask bits */
2079         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
2080         if (ret < 0)
2081                 return ret;
2082
2083         dev = &rte_eth_devices[port_id];
2084         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
2085         return (*dev->dev_ops->reta_query)(dev, reta_conf, reta_size);
2086 }
2087
2088 int
2089 rte_eth_dev_rss_hash_update(uint8_t port_id, struct rte_eth_rss_conf *rss_conf)
2090 {
2091         struct rte_eth_dev *dev;
2092         uint16_t rss_hash_protos;
2093
2094         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2095         rss_hash_protos = rss_conf->rss_hf;
2096         if ((rss_hash_protos != 0) &&
2097             ((rss_hash_protos & ETH_RSS_PROTO_MASK) == 0)) {
2098                 RTE_PMD_DEBUG_TRACE("Invalid rss_hash_protos=0x%x\n",
2099                                 rss_hash_protos);
2100                 return -EINVAL;
2101         }
2102         dev = &rte_eth_devices[port_id];
2103         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
2104         return (*dev->dev_ops->rss_hash_update)(dev, rss_conf);
2105 }
2106
2107 int
2108 rte_eth_dev_rss_hash_conf_get(uint8_t port_id,
2109                               struct rte_eth_rss_conf *rss_conf)
2110 {
2111         struct rte_eth_dev *dev;
2112
2113         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2114         dev = &rte_eth_devices[port_id];
2115         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
2116         return (*dev->dev_ops->rss_hash_conf_get)(dev, rss_conf);
2117 }
2118
2119 int
2120 rte_eth_dev_udp_tunnel_port_add(uint8_t port_id,
2121                                 struct rte_eth_udp_tunnel *udp_tunnel)
2122 {
2123         struct rte_eth_dev *dev;
2124
2125         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2126         if (udp_tunnel == NULL) {
2127                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2128                 return -EINVAL;
2129         }
2130
2131         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2132                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2133                 return -EINVAL;
2134         }
2135
2136         dev = &rte_eth_devices[port_id];
2137         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_add, -ENOTSUP);
2138         return (*dev->dev_ops->udp_tunnel_port_add)(dev, udp_tunnel);
2139 }
2140
2141 int
2142 rte_eth_dev_udp_tunnel_port_delete(uint8_t port_id,
2143                                    struct rte_eth_udp_tunnel *udp_tunnel)
2144 {
2145         struct rte_eth_dev *dev;
2146
2147         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2148         dev = &rte_eth_devices[port_id];
2149
2150         if (udp_tunnel == NULL) {
2151                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2152                 return -EINVAL;
2153         }
2154
2155         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2156                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2157                 return -EINVAL;
2158         }
2159
2160         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_del, -ENOTSUP);
2161         return (*dev->dev_ops->udp_tunnel_port_del)(dev, udp_tunnel);
2162 }
2163
2164 int
2165 rte_eth_led_on(uint8_t port_id)
2166 {
2167         struct rte_eth_dev *dev;
2168
2169         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2170         dev = &rte_eth_devices[port_id];
2171         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
2172         return (*dev->dev_ops->dev_led_on)(dev);
2173 }
2174
2175 int
2176 rte_eth_led_off(uint8_t port_id)
2177 {
2178         struct rte_eth_dev *dev;
2179
2180         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2181         dev = &rte_eth_devices[port_id];
2182         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
2183         return (*dev->dev_ops->dev_led_off)(dev);
2184 }
2185
2186 /*
2187  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2188  * an empty spot.
2189  */
2190 static int
2191 get_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2192 {
2193         struct rte_eth_dev_info dev_info;
2194         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2195         unsigned i;
2196
2197         rte_eth_dev_info_get(port_id, &dev_info);
2198
2199         for (i = 0; i < dev_info.max_mac_addrs; i++)
2200                 if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
2201                         return i;
2202
2203         return -1;
2204 }
2205
2206 static const struct ether_addr null_mac_addr;
2207
2208 int
2209 rte_eth_dev_mac_addr_add(uint8_t port_id, struct ether_addr *addr,
2210                         uint32_t pool)
2211 {
2212         struct rte_eth_dev *dev;
2213         int index;
2214         uint64_t pool_mask;
2215
2216         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2217         dev = &rte_eth_devices[port_id];
2218         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
2219
2220         if (is_zero_ether_addr(addr)) {
2221                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2222                         port_id);
2223                 return -EINVAL;
2224         }
2225         if (pool >= ETH_64_POOLS) {
2226                 RTE_PMD_DEBUG_TRACE("pool id must be 0-%d\n", ETH_64_POOLS - 1);
2227                 return -EINVAL;
2228         }
2229
2230         index = get_mac_addr_index(port_id, addr);
2231         if (index < 0) {
2232                 index = get_mac_addr_index(port_id, &null_mac_addr);
2233                 if (index < 0) {
2234                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2235                                 port_id);
2236                         return -ENOSPC;
2237                 }
2238         } else {
2239                 pool_mask = dev->data->mac_pool_sel[index];
2240
2241                 /* Check if both MAC address and pool is already there, and do nothing */
2242                 if (pool_mask & (1ULL << pool))
2243                         return 0;
2244         }
2245
2246         /* Update NIC */
2247         (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
2248
2249         /* Update address in NIC data structure */
2250         ether_addr_copy(addr, &dev->data->mac_addrs[index]);
2251
2252         /* Update pool bitmap in NIC data structure */
2253         dev->data->mac_pool_sel[index] |= (1ULL << pool);
2254
2255         return 0;
2256 }
2257
2258 int
2259 rte_eth_dev_mac_addr_remove(uint8_t port_id, struct ether_addr *addr)
2260 {
2261         struct rte_eth_dev *dev;
2262         int index;
2263
2264         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2265         dev = &rte_eth_devices[port_id];
2266         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
2267
2268         index = get_mac_addr_index(port_id, addr);
2269         if (index == 0) {
2270                 RTE_PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id);
2271                 return -EADDRINUSE;
2272         } else if (index < 0)
2273                 return 0;  /* Do nothing if address wasn't found */
2274
2275         /* Update NIC */
2276         (*dev->dev_ops->mac_addr_remove)(dev, index);
2277
2278         /* Update address in NIC data structure */
2279         ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
2280
2281         /* reset pool bitmap */
2282         dev->data->mac_pool_sel[index] = 0;
2283
2284         return 0;
2285 }
2286
2287 int
2288 rte_eth_dev_default_mac_addr_set(uint8_t port_id, struct ether_addr *addr)
2289 {
2290         struct rte_eth_dev *dev;
2291
2292         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2293
2294         if (!is_valid_assigned_ether_addr(addr))
2295                 return -EINVAL;
2296
2297         dev = &rte_eth_devices[port_id];
2298         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
2299
2300         /* Update default address in NIC data structure */
2301         ether_addr_copy(addr, &dev->data->mac_addrs[0]);
2302
2303         (*dev->dev_ops->mac_addr_set)(dev, addr);
2304
2305         return 0;
2306 }
2307
2308 int
2309 rte_eth_dev_set_vf_rxmode(uint8_t port_id,  uint16_t vf,
2310                                 uint16_t rx_mode, uint8_t on)
2311 {
2312         uint16_t num_vfs;
2313         struct rte_eth_dev *dev;
2314         struct rte_eth_dev_info dev_info;
2315
2316         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2317
2318         dev = &rte_eth_devices[port_id];
2319         rte_eth_dev_info_get(port_id, &dev_info);
2320
2321         num_vfs = dev_info.max_vfs;
2322         if (vf > num_vfs) {
2323                 RTE_PMD_DEBUG_TRACE("set VF RX mode:invalid VF id %d\n", vf);
2324                 return -EINVAL;
2325         }
2326
2327         if (rx_mode == 0) {
2328                 RTE_PMD_DEBUG_TRACE("set VF RX mode:mode mask ca not be zero\n");
2329                 return -EINVAL;
2330         }
2331         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx_mode, -ENOTSUP);
2332         return (*dev->dev_ops->set_vf_rx_mode)(dev, vf, rx_mode, on);
2333 }
2334
2335 /*
2336  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2337  * an empty spot.
2338  */
2339 static int
2340 get_hash_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2341 {
2342         struct rte_eth_dev_info dev_info;
2343         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2344         unsigned i;
2345
2346         rte_eth_dev_info_get(port_id, &dev_info);
2347         if (!dev->data->hash_mac_addrs)
2348                 return -1;
2349
2350         for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
2351                 if (memcmp(addr, &dev->data->hash_mac_addrs[i],
2352                         ETHER_ADDR_LEN) == 0)
2353                         return i;
2354
2355         return -1;
2356 }
2357
2358 int
2359 rte_eth_dev_uc_hash_table_set(uint8_t port_id, struct ether_addr *addr,
2360                                 uint8_t on)
2361 {
2362         int index;
2363         int ret;
2364         struct rte_eth_dev *dev;
2365
2366         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2367
2368         dev = &rte_eth_devices[port_id];
2369         if (is_zero_ether_addr(addr)) {
2370                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2371                         port_id);
2372                 return -EINVAL;
2373         }
2374
2375         index = get_hash_mac_addr_index(port_id, addr);
2376         /* Check if it's already there, and do nothing */
2377         if ((index >= 0) && (on))
2378                 return 0;
2379
2380         if (index < 0) {
2381                 if (!on) {
2382                         RTE_PMD_DEBUG_TRACE("port %d: the MAC address was not "
2383                                 "set in UTA\n", port_id);
2384                         return -EINVAL;
2385                 }
2386
2387                 index = get_hash_mac_addr_index(port_id, &null_mac_addr);
2388                 if (index < 0) {
2389                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2390                                         port_id);
2391                         return -ENOSPC;
2392                 }
2393         }
2394
2395         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
2396         ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
2397         if (ret == 0) {
2398                 /* Update address in NIC data structure */
2399                 if (on)
2400                         ether_addr_copy(addr,
2401                                         &dev->data->hash_mac_addrs[index]);
2402                 else
2403                         ether_addr_copy(&null_mac_addr,
2404                                         &dev->data->hash_mac_addrs[index]);
2405         }
2406
2407         return ret;
2408 }
2409
2410 int
2411 rte_eth_dev_uc_all_hash_table_set(uint8_t port_id, uint8_t on)
2412 {
2413         struct rte_eth_dev *dev;
2414
2415         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2416
2417         dev = &rte_eth_devices[port_id];
2418
2419         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
2420         return (*dev->dev_ops->uc_all_hash_table_set)(dev, on);
2421 }
2422
2423 int
2424 rte_eth_dev_set_vf_rx(uint8_t port_id, uint16_t vf, uint8_t on)
2425 {
2426         uint16_t num_vfs;
2427         struct rte_eth_dev *dev;
2428         struct rte_eth_dev_info dev_info;
2429
2430         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2431
2432         dev = &rte_eth_devices[port_id];
2433         rte_eth_dev_info_get(port_id, &dev_info);
2434
2435         num_vfs = dev_info.max_vfs;
2436         if (vf > num_vfs) {
2437                 RTE_PMD_DEBUG_TRACE("port %d: invalid vf id\n", port_id);
2438                 return -EINVAL;
2439         }
2440
2441         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx, -ENOTSUP);
2442         return (*dev->dev_ops->set_vf_rx)(dev, vf, on);
2443 }
2444
2445 int
2446 rte_eth_dev_set_vf_tx(uint8_t port_id, uint16_t vf, uint8_t on)
2447 {
2448         uint16_t num_vfs;
2449         struct rte_eth_dev *dev;
2450         struct rte_eth_dev_info dev_info;
2451
2452         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2453
2454         dev = &rte_eth_devices[port_id];
2455         rte_eth_dev_info_get(port_id, &dev_info);
2456
2457         num_vfs = dev_info.max_vfs;
2458         if (vf > num_vfs) {
2459                 RTE_PMD_DEBUG_TRACE("set pool tx:invalid pool id=%d\n", vf);
2460                 return -EINVAL;
2461         }
2462
2463         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_tx, -ENOTSUP);
2464         return (*dev->dev_ops->set_vf_tx)(dev, vf, on);
2465 }
2466
2467 int
2468 rte_eth_dev_set_vf_vlan_filter(uint8_t port_id, uint16_t vlan_id,
2469                                uint64_t vf_mask, uint8_t vlan_on)
2470 {
2471         struct rte_eth_dev *dev;
2472
2473         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2474
2475         dev = &rte_eth_devices[port_id];
2476
2477         if (vlan_id > ETHER_MAX_VLAN_ID) {
2478                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:invalid VLAN id=%d\n",
2479                         vlan_id);
2480                 return -EINVAL;
2481         }
2482
2483         if (vf_mask == 0) {
2484                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:pool_mask can not be 0\n");
2485                 return -EINVAL;
2486         }
2487
2488         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_vlan_filter, -ENOTSUP);
2489         return (*dev->dev_ops->set_vf_vlan_filter)(dev, vlan_id,
2490                                                    vf_mask, vlan_on);
2491 }
2492
2493 int rte_eth_set_queue_rate_limit(uint8_t port_id, uint16_t queue_idx,
2494                                         uint16_t tx_rate)
2495 {
2496         struct rte_eth_dev *dev;
2497         struct rte_eth_dev_info dev_info;
2498         struct rte_eth_link link;
2499
2500         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2501
2502         dev = &rte_eth_devices[port_id];
2503         rte_eth_dev_info_get(port_id, &dev_info);
2504         link = dev->data->dev_link;
2505
2506         if (queue_idx > dev_info.max_tx_queues) {
2507                 RTE_PMD_DEBUG_TRACE("set queue rate limit:port %d: "
2508                                 "invalid queue id=%d\n", port_id, queue_idx);
2509                 return -EINVAL;
2510         }
2511
2512         if (tx_rate > link.link_speed) {
2513                 RTE_PMD_DEBUG_TRACE("set queue rate limit:invalid tx_rate=%d, "
2514                                 "bigger than link speed= %d\n",
2515                         tx_rate, link.link_speed);
2516                 return -EINVAL;
2517         }
2518
2519         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
2520         return (*dev->dev_ops->set_queue_rate_limit)(dev, queue_idx, tx_rate);
2521 }
2522
2523 int rte_eth_set_vf_rate_limit(uint8_t port_id, uint16_t vf, uint16_t tx_rate,
2524                                 uint64_t q_msk)
2525 {
2526         struct rte_eth_dev *dev;
2527         struct rte_eth_dev_info dev_info;
2528         struct rte_eth_link link;
2529
2530         if (q_msk == 0)
2531                 return 0;
2532
2533         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2534
2535         dev = &rte_eth_devices[port_id];
2536         rte_eth_dev_info_get(port_id, &dev_info);
2537         link = dev->data->dev_link;
2538
2539         if (vf > dev_info.max_vfs) {
2540                 RTE_PMD_DEBUG_TRACE("set VF rate limit:port %d: "
2541                                 "invalid vf id=%d\n", port_id, vf);
2542                 return -EINVAL;
2543         }
2544
2545         if (tx_rate > link.link_speed) {
2546                 RTE_PMD_DEBUG_TRACE("set VF rate limit:invalid tx_rate=%d, "
2547                                 "bigger than link speed= %d\n",
2548                                 tx_rate, link.link_speed);
2549                 return -EINVAL;
2550         }
2551
2552         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rate_limit, -ENOTSUP);
2553         return (*dev->dev_ops->set_vf_rate_limit)(dev, vf, tx_rate, q_msk);
2554 }
2555
2556 int
2557 rte_eth_mirror_rule_set(uint8_t port_id,
2558                         struct rte_eth_mirror_conf *mirror_conf,
2559                         uint8_t rule_id, uint8_t on)
2560 {
2561         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2562
2563         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2564         if (mirror_conf->rule_type == 0) {
2565                 RTE_PMD_DEBUG_TRACE("mirror rule type can not be 0.\n");
2566                 return -EINVAL;
2567         }
2568
2569         if (mirror_conf->dst_pool >= ETH_64_POOLS) {
2570                 RTE_PMD_DEBUG_TRACE("Invalid dst pool, pool id must be 0-%d\n",
2571                                 ETH_64_POOLS - 1);
2572                 return -EINVAL;
2573         }
2574
2575         if ((mirror_conf->rule_type & (ETH_MIRROR_VIRTUAL_POOL_UP |
2576              ETH_MIRROR_VIRTUAL_POOL_DOWN)) &&
2577             (mirror_conf->pool_mask == 0)) {
2578                 RTE_PMD_DEBUG_TRACE("Invalid mirror pool, pool mask can not be 0.\n");
2579                 return -EINVAL;
2580         }
2581
2582         if ((mirror_conf->rule_type & ETH_MIRROR_VLAN) &&
2583             mirror_conf->vlan.vlan_mask == 0) {
2584                 RTE_PMD_DEBUG_TRACE("Invalid vlan mask, vlan mask can not be 0.\n");
2585                 return -EINVAL;
2586         }
2587
2588         dev = &rte_eth_devices[port_id];
2589         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
2590
2591         return (*dev->dev_ops->mirror_rule_set)(dev, mirror_conf, rule_id, on);
2592 }
2593
2594 int
2595 rte_eth_mirror_rule_reset(uint8_t port_id, uint8_t rule_id)
2596 {
2597         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2598
2599         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2600
2601         dev = &rte_eth_devices[port_id];
2602         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
2603
2604         return (*dev->dev_ops->mirror_rule_reset)(dev, rule_id);
2605 }
2606
2607 int
2608 rte_eth_dev_callback_register(uint8_t port_id,
2609                         enum rte_eth_event_type event,
2610                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2611 {
2612         struct rte_eth_dev *dev;
2613         struct rte_eth_dev_callback *user_cb;
2614
2615         if (!cb_fn)
2616                 return -EINVAL;
2617
2618         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2619
2620         dev = &rte_eth_devices[port_id];
2621         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2622
2623         TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
2624                 if (user_cb->cb_fn == cb_fn &&
2625                         user_cb->cb_arg == cb_arg &&
2626                         user_cb->event == event) {
2627                         break;
2628                 }
2629         }
2630
2631         /* create a new callback. */
2632         if (user_cb == NULL) {
2633                 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
2634                                         sizeof(struct rte_eth_dev_callback), 0);
2635                 if (user_cb != NULL) {
2636                         user_cb->cb_fn = cb_fn;
2637                         user_cb->cb_arg = cb_arg;
2638                         user_cb->event = event;
2639                         TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
2640                 }
2641         }
2642
2643         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2644         return (user_cb == NULL) ? -ENOMEM : 0;
2645 }
2646
2647 int
2648 rte_eth_dev_callback_unregister(uint8_t port_id,
2649                         enum rte_eth_event_type event,
2650                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2651 {
2652         int ret;
2653         struct rte_eth_dev *dev;
2654         struct rte_eth_dev_callback *cb, *next;
2655
2656         if (!cb_fn)
2657                 return -EINVAL;
2658
2659         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2660
2661         dev = &rte_eth_devices[port_id];
2662         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2663
2664         ret = 0;
2665         for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
2666
2667                 next = TAILQ_NEXT(cb, next);
2668
2669                 if (cb->cb_fn != cb_fn || cb->event != event ||
2670                                 (cb->cb_arg != (void *)-1 &&
2671                                 cb->cb_arg != cb_arg))
2672                         continue;
2673
2674                 /*
2675                  * if this callback is not executing right now,
2676                  * then remove it.
2677                  */
2678                 if (cb->active == 0) {
2679                         TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
2680                         rte_free(cb);
2681                 } else {
2682                         ret = -EAGAIN;
2683                 }
2684         }
2685
2686         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2687         return ret;
2688 }
2689
2690 void
2691 _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
2692         enum rte_eth_event_type event)
2693 {
2694         struct rte_eth_dev_callback *cb_lst;
2695         struct rte_eth_dev_callback dev_cb;
2696
2697         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2698         TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
2699                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
2700                         continue;
2701                 dev_cb = *cb_lst;
2702                 cb_lst->active = 1;
2703                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2704                 dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
2705                                                 dev_cb.cb_arg);
2706                 rte_spinlock_lock(&rte_eth_dev_cb_lock);
2707                 cb_lst->active = 0;
2708         }
2709         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2710 }
2711
2712 int
2713 rte_eth_dev_rx_intr_ctl(uint8_t port_id, int epfd, int op, void *data)
2714 {
2715         uint32_t vec;
2716         struct rte_eth_dev *dev;
2717         struct rte_intr_handle *intr_handle;
2718         uint16_t qid;
2719         int rc;
2720
2721         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2722
2723         dev = &rte_eth_devices[port_id];
2724         intr_handle = &dev->pci_dev->intr_handle;
2725         if (!intr_handle->intr_vec) {
2726                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2727                 return -EPERM;
2728         }
2729
2730         for (qid = 0; qid < dev->data->nb_rx_queues; qid++) {
2731                 vec = intr_handle->intr_vec[qid];
2732                 rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2733                 if (rc && rc != -EEXIST) {
2734                         RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2735                                         " op %d epfd %d vec %u\n",
2736                                         port_id, qid, op, epfd, vec);
2737                 }
2738         }
2739
2740         return 0;
2741 }
2742
2743 const struct rte_memzone *
2744 rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
2745                          uint16_t queue_id, size_t size, unsigned align,
2746                          int socket_id)
2747 {
2748         char z_name[RTE_MEMZONE_NAMESIZE];
2749         const struct rte_memzone *mz;
2750
2751         snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
2752                  dev->driver->pci_drv.name, ring_name,
2753                  dev->data->port_id, queue_id);
2754
2755         mz = rte_memzone_lookup(z_name);
2756         if (mz)
2757                 return mz;
2758
2759         if (rte_xen_dom0_supported())
2760                 return rte_memzone_reserve_bounded(z_name, size, socket_id,
2761                                                    0, align, RTE_PGSIZE_2M);
2762         else
2763                 return rte_memzone_reserve_aligned(z_name, size, socket_id,
2764                                                    0, align);
2765 }
2766
2767 int
2768 rte_eth_dev_rx_intr_ctl_q(uint8_t port_id, uint16_t queue_id,
2769                           int epfd, int op, void *data)
2770 {
2771         uint32_t vec;
2772         struct rte_eth_dev *dev;
2773         struct rte_intr_handle *intr_handle;
2774         int rc;
2775
2776         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2777
2778         dev = &rte_eth_devices[port_id];
2779         if (queue_id >= dev->data->nb_rx_queues) {
2780                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%u\n", queue_id);
2781                 return -EINVAL;
2782         }
2783
2784         intr_handle = &dev->pci_dev->intr_handle;
2785         if (!intr_handle->intr_vec) {
2786                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2787                 return -EPERM;
2788         }
2789
2790         vec = intr_handle->intr_vec[queue_id];
2791         rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2792         if (rc && rc != -EEXIST) {
2793                 RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2794                                 " op %d epfd %d vec %u\n",
2795                                 port_id, queue_id, op, epfd, vec);
2796                 return rc;
2797         }
2798
2799         return 0;
2800 }
2801
2802 int
2803 rte_eth_dev_rx_intr_enable(uint8_t port_id,
2804                            uint16_t queue_id)
2805 {
2806         struct rte_eth_dev *dev;
2807
2808         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2809
2810         dev = &rte_eth_devices[port_id];
2811
2812         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
2813         return (*dev->dev_ops->rx_queue_intr_enable)(dev, queue_id);
2814 }
2815
2816 int
2817 rte_eth_dev_rx_intr_disable(uint8_t port_id,
2818                             uint16_t queue_id)
2819 {
2820         struct rte_eth_dev *dev;
2821
2822         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2823
2824         dev = &rte_eth_devices[port_id];
2825
2826         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
2827         return (*dev->dev_ops->rx_queue_intr_disable)(dev, queue_id);
2828 }
2829
2830 #ifdef RTE_NIC_BYPASS
2831 int rte_eth_dev_bypass_init(uint8_t port_id)
2832 {
2833         struct rte_eth_dev *dev;
2834
2835         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2836
2837         dev = &rte_eth_devices[port_id];
2838         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_init, -ENOTSUP);
2839         (*dev->dev_ops->bypass_init)(dev);
2840         return 0;
2841 }
2842
2843 int
2844 rte_eth_dev_bypass_state_show(uint8_t port_id, uint32_t *state)
2845 {
2846         struct rte_eth_dev *dev;
2847
2848         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2849
2850         dev = &rte_eth_devices[port_id];
2851         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2852         (*dev->dev_ops->bypass_state_show)(dev, state);
2853         return 0;
2854 }
2855
2856 int
2857 rte_eth_dev_bypass_state_set(uint8_t port_id, uint32_t *new_state)
2858 {
2859         struct rte_eth_dev *dev;
2860
2861         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2862
2863         dev = &rte_eth_devices[port_id];
2864         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_set, -ENOTSUP);
2865         (*dev->dev_ops->bypass_state_set)(dev, new_state);
2866         return 0;
2867 }
2868
2869 int
2870 rte_eth_dev_bypass_event_show(uint8_t port_id, uint32_t event, uint32_t *state)
2871 {
2872         struct rte_eth_dev *dev;
2873
2874         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2875
2876         dev = &rte_eth_devices[port_id];
2877         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2878         (*dev->dev_ops->bypass_event_show)(dev, event, state);
2879         return 0;
2880 }
2881
2882 int
2883 rte_eth_dev_bypass_event_store(uint8_t port_id, uint32_t event, uint32_t state)
2884 {
2885         struct rte_eth_dev *dev;
2886
2887         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2888
2889         dev = &rte_eth_devices[port_id];
2890
2891         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_event_set, -ENOTSUP);
2892         (*dev->dev_ops->bypass_event_set)(dev, event, state);
2893         return 0;
2894 }
2895
2896 int
2897 rte_eth_dev_wd_timeout_store(uint8_t port_id, uint32_t timeout)
2898 {
2899         struct rte_eth_dev *dev;
2900
2901         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2902
2903         dev = &rte_eth_devices[port_id];
2904
2905         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_set, -ENOTSUP);
2906         (*dev->dev_ops->bypass_wd_timeout_set)(dev, timeout);
2907         return 0;
2908 }
2909
2910 int
2911 rte_eth_dev_bypass_ver_show(uint8_t port_id, uint32_t *ver)
2912 {
2913         struct rte_eth_dev *dev;
2914
2915         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2916
2917         dev = &rte_eth_devices[port_id];
2918
2919         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_ver_show, -ENOTSUP);
2920         (*dev->dev_ops->bypass_ver_show)(dev, ver);
2921         return 0;
2922 }
2923
2924 int
2925 rte_eth_dev_bypass_wd_timeout_show(uint8_t port_id, uint32_t *wd_timeout)
2926 {
2927         struct rte_eth_dev *dev;
2928
2929         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2930
2931         dev = &rte_eth_devices[port_id];
2932
2933         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_show, -ENOTSUP);
2934         (*dev->dev_ops->bypass_wd_timeout_show)(dev, wd_timeout);
2935         return 0;
2936 }
2937
2938 int
2939 rte_eth_dev_bypass_wd_reset(uint8_t port_id)
2940 {
2941         struct rte_eth_dev *dev;
2942
2943         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2944
2945         dev = &rte_eth_devices[port_id];
2946
2947         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_reset, -ENOTSUP);
2948         (*dev->dev_ops->bypass_wd_reset)(dev);
2949         return 0;
2950 }
2951 #endif
2952
2953 int
2954 rte_eth_dev_filter_supported(uint8_t port_id, enum rte_filter_type filter_type)
2955 {
2956         struct rte_eth_dev *dev;
2957
2958         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2959
2960         dev = &rte_eth_devices[port_id];
2961         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2962         return (*dev->dev_ops->filter_ctrl)(dev, filter_type,
2963                                 RTE_ETH_FILTER_NOP, NULL);
2964 }
2965
2966 int
2967 rte_eth_dev_filter_ctrl(uint8_t port_id, enum rte_filter_type filter_type,
2968                        enum rte_filter_op filter_op, void *arg)
2969 {
2970         struct rte_eth_dev *dev;
2971
2972         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2973
2974         dev = &rte_eth_devices[port_id];
2975         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2976         return (*dev->dev_ops->filter_ctrl)(dev, filter_type, filter_op, arg);
2977 }
2978
2979 void *
2980 rte_eth_add_rx_callback(uint8_t port_id, uint16_t queue_id,
2981                 rte_rx_callback_fn fn, void *user_param)
2982 {
2983 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2984         rte_errno = ENOTSUP;
2985         return NULL;
2986 #endif
2987         /* check input parameters */
2988         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2989                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2990                 rte_errno = EINVAL;
2991                 return NULL;
2992         }
2993         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2994
2995         if (cb == NULL) {
2996                 rte_errno = ENOMEM;
2997                 return NULL;
2998         }
2999
3000         cb->fn.rx = fn;
3001         cb->param = user_param;
3002
3003         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3004         /* Add the callbacks in fifo order. */
3005         struct rte_eth_rxtx_callback *tail =
3006                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
3007
3008         if (!tail) {
3009                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
3010
3011         } else {
3012                 while (tail->next)
3013                         tail = tail->next;
3014                 tail->next = cb;
3015         }
3016         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3017
3018         return cb;
3019 }
3020
3021 void *
3022 rte_eth_add_first_rx_callback(uint8_t port_id, uint16_t queue_id,
3023                 rte_rx_callback_fn fn, void *user_param)
3024 {
3025 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3026         rte_errno = ENOTSUP;
3027         return NULL;
3028 #endif
3029         /* check input parameters */
3030         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3031                 queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
3032                 rte_errno = EINVAL;
3033                 return NULL;
3034         }
3035
3036         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3037
3038         if (cb == NULL) {
3039                 rte_errno = ENOMEM;
3040                 return NULL;
3041         }
3042
3043         cb->fn.rx = fn;
3044         cb->param = user_param;
3045
3046         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3047         /* Add the callbacks at fisrt position*/
3048         cb->next = rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
3049         rte_smp_wmb();
3050         rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
3051         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3052
3053         return cb;
3054 }
3055
3056 void *
3057 rte_eth_add_tx_callback(uint8_t port_id, uint16_t queue_id,
3058                 rte_tx_callback_fn fn, void *user_param)
3059 {
3060 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3061         rte_errno = ENOTSUP;
3062         return NULL;
3063 #endif
3064         /* check input parameters */
3065         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3066                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
3067                 rte_errno = EINVAL;
3068                 return NULL;
3069         }
3070
3071         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3072
3073         if (cb == NULL) {
3074                 rte_errno = ENOMEM;
3075                 return NULL;
3076         }
3077
3078         cb->fn.tx = fn;
3079         cb->param = user_param;
3080
3081         rte_spinlock_lock(&rte_eth_tx_cb_lock);
3082         /* Add the callbacks in fifo order. */
3083         struct rte_eth_rxtx_callback *tail =
3084                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id];
3085
3086         if (!tail) {
3087                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id] = cb;
3088
3089         } else {
3090                 while (tail->next)
3091                         tail = tail->next;
3092                 tail->next = cb;
3093         }
3094         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3095
3096         return cb;
3097 }
3098
3099 int
3100 rte_eth_remove_rx_callback(uint8_t port_id, uint16_t queue_id,
3101                 struct rte_eth_rxtx_callback *user_cb)
3102 {
3103 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3104         return -ENOTSUP;
3105 #endif
3106         /* Check input parameters. */
3107         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3108         if (user_cb == NULL ||
3109                         queue_id >= rte_eth_devices[port_id].data->nb_rx_queues)
3110                 return -EINVAL;
3111
3112         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3113         struct rte_eth_rxtx_callback *cb;
3114         struct rte_eth_rxtx_callback **prev_cb;
3115         int ret = -EINVAL;
3116
3117         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3118         prev_cb = &dev->post_rx_burst_cbs[queue_id];
3119         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3120                 cb = *prev_cb;
3121                 if (cb == user_cb) {
3122                         /* Remove the user cb from the callback list. */
3123                         *prev_cb = cb->next;
3124                         ret = 0;
3125                         break;
3126                 }
3127         }
3128         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3129
3130         return ret;
3131 }
3132
3133 int
3134 rte_eth_remove_tx_callback(uint8_t port_id, uint16_t queue_id,
3135                 struct rte_eth_rxtx_callback *user_cb)
3136 {
3137 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3138         return -ENOTSUP;
3139 #endif
3140         /* Check input parameters. */
3141         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3142         if (user_cb == NULL ||
3143                         queue_id >= rte_eth_devices[port_id].data->nb_tx_queues)
3144                 return -EINVAL;
3145
3146         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3147         int ret = -EINVAL;
3148         struct rte_eth_rxtx_callback *cb;
3149         struct rte_eth_rxtx_callback **prev_cb;
3150
3151         rte_spinlock_lock(&rte_eth_tx_cb_lock);
3152         prev_cb = &dev->pre_tx_burst_cbs[queue_id];
3153         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3154                 cb = *prev_cb;
3155                 if (cb == user_cb) {
3156                         /* Remove the user cb from the callback list. */
3157                         *prev_cb = cb->next;
3158                         ret = 0;
3159                         break;
3160                 }
3161         }
3162         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3163
3164         return ret;
3165 }
3166
3167 int
3168 rte_eth_rx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3169         struct rte_eth_rxq_info *qinfo)
3170 {
3171         struct rte_eth_dev *dev;
3172
3173         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3174
3175         if (qinfo == NULL)
3176                 return -EINVAL;
3177
3178         dev = &rte_eth_devices[port_id];
3179         if (queue_id >= dev->data->nb_rx_queues) {
3180                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
3181                 return -EINVAL;
3182         }
3183
3184         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
3185
3186         memset(qinfo, 0, sizeof(*qinfo));
3187         dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
3188         return 0;
3189 }
3190
3191 int
3192 rte_eth_tx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3193         struct rte_eth_txq_info *qinfo)
3194 {
3195         struct rte_eth_dev *dev;
3196
3197         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3198
3199         if (qinfo == NULL)
3200                 return -EINVAL;
3201
3202         dev = &rte_eth_devices[port_id];
3203         if (queue_id >= dev->data->nb_tx_queues) {
3204                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
3205                 return -EINVAL;
3206         }
3207
3208         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
3209
3210         memset(qinfo, 0, sizeof(*qinfo));
3211         dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
3212         return 0;
3213 }
3214
3215 int
3216 rte_eth_dev_set_mc_addr_list(uint8_t port_id,
3217                              struct ether_addr *mc_addr_set,
3218                              uint32_t nb_mc_addr)
3219 {
3220         struct rte_eth_dev *dev;
3221
3222         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3223
3224         dev = &rte_eth_devices[port_id];
3225         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_mc_addr_list, -ENOTSUP);
3226         return dev->dev_ops->set_mc_addr_list(dev, mc_addr_set, nb_mc_addr);
3227 }
3228
3229 int
3230 rte_eth_timesync_enable(uint8_t port_id)
3231 {
3232         struct rte_eth_dev *dev;
3233
3234         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3235         dev = &rte_eth_devices[port_id];
3236
3237         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
3238         return (*dev->dev_ops->timesync_enable)(dev);
3239 }
3240
3241 int
3242 rte_eth_timesync_disable(uint8_t port_id)
3243 {
3244         struct rte_eth_dev *dev;
3245
3246         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3247         dev = &rte_eth_devices[port_id];
3248
3249         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
3250         return (*dev->dev_ops->timesync_disable)(dev);
3251 }
3252
3253 int
3254 rte_eth_timesync_read_rx_timestamp(uint8_t port_id, struct timespec *timestamp,
3255                                    uint32_t flags)
3256 {
3257         struct rte_eth_dev *dev;
3258
3259         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3260         dev = &rte_eth_devices[port_id];
3261
3262         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp, -ENOTSUP);
3263         return (*dev->dev_ops->timesync_read_rx_timestamp)(dev, timestamp, flags);
3264 }
3265
3266 int
3267 rte_eth_timesync_read_tx_timestamp(uint8_t port_id, struct timespec *timestamp)
3268 {
3269         struct rte_eth_dev *dev;
3270
3271         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3272         dev = &rte_eth_devices[port_id];
3273
3274         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp, -ENOTSUP);
3275         return (*dev->dev_ops->timesync_read_tx_timestamp)(dev, timestamp);
3276 }
3277
3278 int
3279 rte_eth_timesync_adjust_time(uint8_t port_id, int64_t delta)
3280 {
3281         struct rte_eth_dev *dev;
3282
3283         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3284         dev = &rte_eth_devices[port_id];
3285
3286         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_adjust_time, -ENOTSUP);
3287         return (*dev->dev_ops->timesync_adjust_time)(dev, delta);
3288 }
3289
3290 int
3291 rte_eth_timesync_read_time(uint8_t port_id, struct timespec *timestamp)
3292 {
3293         struct rte_eth_dev *dev;
3294
3295         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3296         dev = &rte_eth_devices[port_id];
3297
3298         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_time, -ENOTSUP);
3299         return (*dev->dev_ops->timesync_read_time)(dev, timestamp);
3300 }
3301
3302 int
3303 rte_eth_timesync_write_time(uint8_t port_id, const struct timespec *timestamp)
3304 {
3305         struct rte_eth_dev *dev;
3306
3307         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3308         dev = &rte_eth_devices[port_id];
3309
3310         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_write_time, -ENOTSUP);
3311         return (*dev->dev_ops->timesync_write_time)(dev, timestamp);
3312 }
3313
3314 int
3315 rte_eth_dev_get_reg_info(uint8_t port_id, struct rte_dev_reg_info *info)
3316 {
3317         struct rte_eth_dev *dev;
3318
3319         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3320
3321         dev = &rte_eth_devices[port_id];
3322         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
3323         return (*dev->dev_ops->get_reg)(dev, info);
3324 }
3325
3326 int
3327 rte_eth_dev_get_eeprom_length(uint8_t port_id)
3328 {
3329         struct rte_eth_dev *dev;
3330
3331         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3332
3333         dev = &rte_eth_devices[port_id];
3334         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
3335         return (*dev->dev_ops->get_eeprom_length)(dev);
3336 }
3337
3338 int
3339 rte_eth_dev_get_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3340 {
3341         struct rte_eth_dev *dev;
3342
3343         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3344
3345         dev = &rte_eth_devices[port_id];
3346         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
3347         return (*dev->dev_ops->get_eeprom)(dev, info);
3348 }
3349
3350 int
3351 rte_eth_dev_set_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3352 {
3353         struct rte_eth_dev *dev;
3354
3355         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3356
3357         dev = &rte_eth_devices[port_id];
3358         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
3359         return (*dev->dev_ops->set_eeprom)(dev, info);
3360 }
3361
3362 int
3363 rte_eth_dev_get_dcb_info(uint8_t port_id,
3364                              struct rte_eth_dcb_info *dcb_info)
3365 {
3366         struct rte_eth_dev *dev;
3367
3368         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3369
3370         dev = &rte_eth_devices[port_id];
3371         memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
3372
3373         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
3374         return (*dev->dev_ops->get_dcb_info)(dev, dcb_info);
3375 }
3376
3377 void
3378 rte_eth_copy_pci_info(struct rte_eth_dev *eth_dev, struct rte_pci_device *pci_dev)
3379 {
3380         if ((eth_dev == NULL) || (pci_dev == NULL)) {
3381                 RTE_PMD_DEBUG_TRACE("NULL pointer eth_dev=%p pci_dev=%p\n",
3382                                 eth_dev, pci_dev);
3383                 return;
3384         }
3385
3386         eth_dev->data->dev_flags = 0;
3387         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_INTR_LSC)
3388                 eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC;
3389         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_DETACHABLE)
3390                 eth_dev->data->dev_flags |= RTE_ETH_DEV_DETACHABLE;
3391
3392         eth_dev->data->kdrv = pci_dev->kdrv;
3393         eth_dev->data->numa_node = pci_dev->numa_node;
3394         eth_dev->data->drv_name = pci_dev->driver->name;
3395 }
3396
3397 int
3398 rte_eth_dev_l2_tunnel_eth_type_conf(uint8_t port_id,
3399                                     struct rte_eth_l2_tunnel_conf *l2_tunnel)
3400 {
3401         struct rte_eth_dev *dev;
3402
3403         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3404         if (l2_tunnel == NULL) {
3405                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3406                 return -EINVAL;
3407         }
3408
3409         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3410                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
3411                 return -EINVAL;
3412         }
3413
3414         dev = &rte_eth_devices[port_id];
3415         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_eth_type_conf,
3416                                 -ENOTSUP);
3417         return (*dev->dev_ops->l2_tunnel_eth_type_conf)(dev, l2_tunnel);
3418 }
3419
3420 int
3421 rte_eth_dev_l2_tunnel_offload_set(uint8_t port_id,
3422                                   struct rte_eth_l2_tunnel_conf *l2_tunnel,
3423                                   uint32_t mask,
3424                                   uint8_t en)
3425 {
3426         struct rte_eth_dev *dev;
3427
3428         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3429
3430         if (l2_tunnel == NULL) {
3431                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3432                 return -EINVAL;
3433         }
3434
3435         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3436                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type.\n");
3437                 return -EINVAL;
3438         }
3439
3440         if (mask == 0) {
3441                 RTE_PMD_DEBUG_TRACE("Mask should have a value.\n");
3442                 return -EINVAL;
3443         }
3444
3445         dev = &rte_eth_devices[port_id];
3446         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_offload_set,
3447                                 -ENOTSUP);
3448         return (*dev->dev_ops->l2_tunnel_offload_set)(dev, l2_tunnel, mask, en);
3449 }