lib/librte_ether/rte_ethdev.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2016 Intel Corporation. All rights reserved.
   5  *   All rights reserved.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Intel Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #include <sys/types.h>
  35 #include <sys/queue.h>
  36 #include <ctype.h>
  37 #include <stdio.h>
  38 #include <stdlib.h>
  39 #include <string.h>
  40 #include <stdarg.h>
  41 #include <errno.h>
  42 #include <stdint.h>
  43 #include <inttypes.h>
  44 #include <netinet/in.h>
  45
  46 #include <rte_byteorder.h>
  47 #include <rte_log.h>
  48 #include <rte_debug.h>
  49 #include <rte_interrupts.h>
  50 #include <rte_pci.h>
  51 #include <rte_memory.h>
  52 #include <rte_memcpy.h>
  53 #include <rte_memzone.h>
  54 #include <rte_launch.h>
  55 #include <rte_eal.h>
  56 #include <rte_per_lcore.h>
  57 #include <rte_lcore.h>
  58 #include <rte_atomic.h>
  59 #include <rte_branch_prediction.h>
  60 #include <rte_common.h>
  61 #include <rte_ring.h>
  62 #include <rte_mempool.h>
  63 #include <rte_malloc.h>
  64 #include <rte_mbuf.h>
  65 #include <rte_errno.h>
  66 #include <rte_spinlock.h>
  67 #include <rte_string_fns.h>
  68
  69 #include "rte_ether.h"
  70 #include "rte_ethdev.h"
  71
  72 static const char *MZ_RTE_ETH_DEV_DATA = "rte_eth_dev_data";
  73 struct rte_eth_dev rte_eth_devices[RTE_MAX_ETHPORTS];
  74 static struct rte_eth_dev_data *rte_eth_dev_data;
  75 static uint8_t nb_ports;
  76
  77 /* spinlock for eth device callbacks */
  78 static rte_spinlock_t rte_eth_dev_cb_lock = RTE_SPINLOCK_INITIALIZER;
  79
  80 /* spinlock for add/remove rx callbacks */
  81 static rte_spinlock_t rte_eth_rx_cb_lock = RTE_SPINLOCK_INITIALIZER;
  82
  83 /* spinlock for add/remove tx callbacks */
  84 static rte_spinlock_t rte_eth_tx_cb_lock = RTE_SPINLOCK_INITIALIZER;
  85
  86 /* store statistics names and its offset in stats structure  */
  87 struct rte_eth_xstats_name_off {
  88         char name[RTE_ETH_XSTATS_NAME_SIZE];
  89         unsigned offset;
  90 };
  91
  92 static const struct rte_eth_xstats_name_off rte_stats_strings[] = {
  93         {"rx_good_packets", offsetof(struct rte_eth_stats, ipackets)},
  94         {"tx_good_packets", offsetof(struct rte_eth_stats, opackets)},
  95         {"rx_good_bytes", offsetof(struct rte_eth_stats, ibytes)},
  96         {"tx_good_bytes", offsetof(struct rte_eth_stats, obytes)},
  97         {"rx_errors", offsetof(struct rte_eth_stats, ierrors)},
  98         {"tx_errors", offsetof(struct rte_eth_stats, oerrors)},
  99         {"rx_mbuf_allocation_errors", offsetof(struct rte_eth_stats,
 100                 rx_nombuf)},
 101 };
 102
 103 #define RTE_NB_STATS (sizeof(rte_stats_strings) / sizeof(rte_stats_strings[0]))
 104
 105 static const struct rte_eth_xstats_name_off rte_rxq_stats_strings[] = {
 106         {"packets", offsetof(struct rte_eth_stats, q_ipackets)},
 107         {"bytes", offsetof(struct rte_eth_stats, q_ibytes)},
 108         {"errors", offsetof(struct rte_eth_stats, q_errors)},
 109 };
 110
 111 #define RTE_NB_RXQ_STATS (sizeof(rte_rxq_stats_strings) /       \
 112                 sizeof(rte_rxq_stats_strings[0]))
 113
 114 static const struct rte_eth_xstats_name_off rte_txq_stats_strings[] = {
 115         {"packets", offsetof(struct rte_eth_stats, q_opackets)},
 116         {"bytes", offsetof(struct rte_eth_stats, q_obytes)},
 117 };
 118 #define RTE_NB_TXQ_STATS (sizeof(rte_txq_stats_strings) /       \
 119                 sizeof(rte_txq_stats_strings[0]))
 120
 121
 122 /**
 123  * The user application callback description.
 124  *
 125  * It contains callback address to be registered by user application,
 126  * the pointer to the parameters for callback, and the event type.
 127  */
 128 struct rte_eth_dev_callback {
 129         TAILQ_ENTRY(rte_eth_dev_callback) next; /**< Callbacks list */
 130         rte_eth_dev_cb_fn cb_fn;                /**< Callback address */
 131         void *cb_arg;                           /**< Parameter for callback */
 132         enum rte_eth_event_type event;          /**< Interrupt event type */
 133         uint32_t active;                        /**< Callback is executing */
 134 };
 135
 136 enum {
 137         STAT_QMAP_TX = 0,
 138         STAT_QMAP_RX
 139 };
 140
 141 enum {
 142         DEV_DETACHED = 0,
 143         DEV_ATTACHED
 144 };
 145
 146 static void
 147 rte_eth_dev_data_alloc(void)
 148 {
 149         const unsigned flags = 0;
 150         const struct rte_memzone *mz;
 151
 152         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 153                 mz = rte_memzone_reserve(MZ_RTE_ETH_DEV_DATA,
 154                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data),
 155                                 rte_socket_id(), flags);
 156         } else
 157                 mz = rte_memzone_lookup(MZ_RTE_ETH_DEV_DATA);
 158         if (mz == NULL)
 159                 rte_panic("Cannot allocate memzone for ethernet port data\n");
 160
 161         rte_eth_dev_data = mz->addr;
 162         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 163                 memset(rte_eth_dev_data, 0,
 164                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data));
 165 }
 166
 167 struct rte_eth_dev *
 168 rte_eth_dev_allocated(const char *name)
 169 {
 170         unsigned i;
 171
 172         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 173                 if ((rte_eth_devices[i].attached == DEV_ATTACHED) &&
 174                     strcmp(rte_eth_devices[i].data->name, name) == 0)
 175                         return &rte_eth_devices[i];
 176         }
 177         return NULL;
 178 }
 179
 180 static uint8_t
 181 rte_eth_dev_find_free_port(void)
 182 {
 183         unsigned i;
 184
 185         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 186                 if (rte_eth_devices[i].attached == DEV_DETACHED)
 187                         return i;
 188         }
 189         return RTE_MAX_ETHPORTS;
 190 }
 191
 192 struct rte_eth_dev *
 193 rte_eth_dev_allocate(const char *name, enum rte_eth_dev_type type)
 194 {
 195         uint8_t port_id;
 196         struct rte_eth_dev *eth_dev;
 197
 198         port_id = rte_eth_dev_find_free_port();
 199         if (port_id == RTE_MAX_ETHPORTS) {
 200                 RTE_PMD_DEBUG_TRACE("Reached maximum number of Ethernet ports\n");
 201                 return NULL;
 202         }
 203
 204         if (rte_eth_dev_data == NULL)
 205                 rte_eth_dev_data_alloc();
 206
 207         if (rte_eth_dev_allocated(name) != NULL) {
 208                 RTE_PMD_DEBUG_TRACE("Ethernet Device with name %s already allocated!\n",
 209                                 name);
 210                 return NULL;
 211         }
 212
 213         eth_dev = &rte_eth_devices[port_id];
 214         eth_dev->data = &rte_eth_dev_data[port_id];
 215         snprintf(eth_dev->data->name, sizeof(eth_dev->data->name), "%s", name);
 216         eth_dev->data->port_id = port_id;
 217         eth_dev->attached = DEV_ATTACHED;
 218         eth_dev->dev_type = type;
 219         nb_ports++;
 220         return eth_dev;
 221 }
 222
 223 static int
 224 rte_eth_dev_create_unique_device_name(char *name, size_t size,
 225                 struct rte_pci_device *pci_dev)
 226 {
 227         int ret;
 228
 229         ret = snprintf(name, size, "%d:%d.%d",
 230                         pci_dev->addr.bus, pci_dev->addr.devid,
 231                         pci_dev->addr.function);
 232         if (ret < 0)
 233                 return ret;
 234         return 0;
 235 }
 236
 237 int
 238 rte_eth_dev_release_port(struct rte_eth_dev *eth_dev)
 239 {
 240         if (eth_dev == NULL)
 241                 return -EINVAL;
 242
 243         eth_dev->attached = DEV_DETACHED;
 244         nb_ports--;
 245         return 0;
 246 }
 247
 248 static int
 249 rte_eth_dev_init(struct rte_pci_driver *pci_drv,
 250                  struct rte_pci_device *pci_dev)
 251 {
 252         struct eth_driver    *eth_drv;
 253         struct rte_eth_dev *eth_dev;
 254         char ethdev_name[RTE_ETH_NAME_MAX_LEN];
 255
 256         int diag;
 257
 258         eth_drv = (struct eth_driver *)pci_drv;
 259
 260         /* Create unique Ethernet device name using PCI address */
 261         rte_eth_dev_create_unique_device_name(ethdev_name,
 262                         sizeof(ethdev_name), pci_dev);
 263
 264         eth_dev = rte_eth_dev_allocate(ethdev_name, RTE_ETH_DEV_PCI);
 265         if (eth_dev == NULL)
 266                 return -ENOMEM;
 267
 268         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 269                 eth_dev->data->dev_private = rte_zmalloc("ethdev private structure",
 270                                   eth_drv->dev_private_size,
 271                                   RTE_CACHE_LINE_SIZE);
 272                 if (eth_dev->data->dev_private == NULL)
 273                         rte_panic("Cannot allocate memzone for private port data\n");
 274         }
 275         eth_dev->pci_dev = pci_dev;
 276         eth_dev->driver = eth_drv;
 277         eth_dev->data->rx_mbuf_alloc_failed = 0;
 278
 279         /* init user callbacks */
 280         TAILQ_INIT(&(eth_dev->link_intr_cbs));
 281
 282         /*
 283          * Set the default MTU.
 284          */
 285         eth_dev->data->mtu = ETHER_MTU;
 286
 287         /* Invoke PMD device initialization function */
 288         diag = (*eth_drv->eth_dev_init)(eth_dev);
 289         if (diag == 0)
 290                 return 0;
 291
 292         RTE_PMD_DEBUG_TRACE("driver %s: eth_dev_init(vendor_id=0x%u device_id=0x%x) failed\n",
 293                         pci_drv->name,
 294                         (unsigned) pci_dev->id.vendor_id,
 295                         (unsigned) pci_dev->id.device_id);
 296         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 297                 rte_free(eth_dev->data->dev_private);
 298         rte_eth_dev_release_port(eth_dev);
 299         return diag;
 300 }
 301
 302 static int
 303 rte_eth_dev_uninit(struct rte_pci_device *pci_dev)
 304 {
 305         const struct eth_driver *eth_drv;
 306         struct rte_eth_dev *eth_dev;
 307         char ethdev_name[RTE_ETH_NAME_MAX_LEN];
 308         int ret;
 309
 310         if (pci_dev == NULL)
 311                 return -EINVAL;
 312
 313         /* Create unique Ethernet device name using PCI address */
 314         rte_eth_dev_create_unique_device_name(ethdev_name,
 315                         sizeof(ethdev_name), pci_dev);
 316
 317         eth_dev = rte_eth_dev_allocated(ethdev_name);
 318         if (eth_dev == NULL)
 319                 return -ENODEV;
 320
 321         eth_drv = (const struct eth_driver *)pci_dev->driver;
 322
 323         /* Invoke PMD device uninit function */
 324         if (*eth_drv->eth_dev_uninit) {
 325                 ret = (*eth_drv->eth_dev_uninit)(eth_dev);
 326                 if (ret)
 327                         return ret;
 328         }
 329
 330         /* free ether device */
 331         rte_eth_dev_release_port(eth_dev);
 332
 333         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 334                 rte_free(eth_dev->data->dev_private);
 335
 336         eth_dev->pci_dev = NULL;
 337         eth_dev->driver = NULL;
 338         eth_dev->data = NULL;
 339
 340         return 0;
 341 }
 342
 343 /**
 344  * Register an Ethernet [Poll Mode] driver.
 345  *
 346  * Function invoked by the initialization function of an Ethernet driver
 347  * to simultaneously register itself as a PCI driver and as an Ethernet
 348  * Poll Mode Driver.
 349  * Invokes the rte_eal_pci_register() function to register the *pci_drv*
 350  * structure embedded in the *eth_drv* structure, after having stored the
 351  * address of the rte_eth_dev_init() function in the *devinit* field of
 352  * the *pci_drv* structure.
 353  * During the PCI probing phase, the rte_eth_dev_init() function is
 354  * invoked for each PCI [Ethernet device] matching the embedded PCI
 355  * identifiers provided by the driver.
 356  */
 357 void
 358 rte_eth_driver_register(struct eth_driver *eth_drv)
 359 {
 360         eth_drv->pci_drv.devinit = rte_eth_dev_init;
 361         eth_drv->pci_drv.devuninit = rte_eth_dev_uninit;
 362         rte_eal_pci_register(&eth_drv->pci_drv);
 363 }
 364
 365 int
 366 rte_eth_dev_is_valid_port(uint8_t port_id)
 367 {
 368         if (port_id >= RTE_MAX_ETHPORTS ||
 369             rte_eth_devices[port_id].attached != DEV_ATTACHED)
 370                 return 0;
 371         else
 372                 return 1;
 373 }
 374
 375 int
 376 rte_eth_dev_socket_id(uint8_t port_id)
 377 {
 378         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -1);
 379         return rte_eth_devices[port_id].data->numa_node;
 380 }
 381
 382 uint8_t
 383 rte_eth_dev_count(void)
 384 {
 385         return nb_ports;
 386 }
 387
 388 static enum rte_eth_dev_type
 389 rte_eth_dev_get_device_type(uint8_t port_id)
 390 {
 391         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, RTE_ETH_DEV_UNKNOWN);
 392         return rte_eth_devices[port_id].dev_type;
 393 }
 394
 395 static int
 396 rte_eth_dev_get_addr_by_port(uint8_t port_id, struct rte_pci_addr *addr)
 397 {
 398         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 399
 400         if (addr == NULL) {
 401                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 402                 return -EINVAL;
 403         }
 404
 405         *addr = rte_eth_devices[port_id].pci_dev->addr;
 406         return 0;
 407 }
 408
 409 static 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 static int
 429 rte_eth_dev_get_port_by_name(const char *name, uint8_t *port_id)
 430 {
 431         int i;
 432
 433         if (name == NULL) {
 434                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 435                 return -EINVAL;
 436         }
 437
 438         *port_id = RTE_MAX_ETHPORTS;
 439
 440         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 441
 442                 if (!strncmp(name,
 443                         rte_eth_dev_data[i].name, strlen(name))) {
 444
 445                         *port_id = i;
 446
 447                         return 0;
 448                 }
 449         }
 450         return -ENODEV;
 451 }
 452
 453 static int
 454 rte_eth_dev_get_port_by_addr(const struct rte_pci_addr *addr, uint8_t *port_id)
 455 {
 456         int i;
 457         struct rte_pci_device *pci_dev = NULL;
 458
 459         if (addr == NULL) {
 460                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 461                 return -EINVAL;
 462         }
 463
 464         *port_id = RTE_MAX_ETHPORTS;
 465
 466         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 467
 468                 pci_dev = rte_eth_devices[i].pci_dev;
 469
 470                 if (pci_dev &&
 471                         !rte_eal_compare_pci_addr(&pci_dev->addr, addr)) {
 472
 473                         *port_id = i;
 474
 475                         return 0;
 476                 }
 477         }
 478         return -ENODEV;
 479 }
 480
 481 static int
 482 rte_eth_dev_is_detachable(uint8_t port_id)
 483 {
 484         uint32_t dev_flags;
 485
 486         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 487
 488         switch (rte_eth_devices[port_id].data->kdrv) {
 489         case RTE_KDRV_IGB_UIO:
 490         case RTE_KDRV_UIO_GENERIC:
 491         case RTE_KDRV_NIC_UIO:
 492         case RTE_KDRV_NONE:
 493                 break;
 494         case RTE_KDRV_VFIO:
 495         default:
 496                 return -ENOTSUP;
 497         }
 498         dev_flags = rte_eth_devices[port_id].data->dev_flags;
 499         if ((dev_flags & RTE_ETH_DEV_DETACHABLE) &&
 500                 (!(dev_flags & RTE_ETH_DEV_BONDED_SLAVE)))
 501                 return 0;
 502         else
 503                 return 1;
 504 }
 505
 506 /* attach the new physical device, then store port_id of the device */
 507 static int
 508 rte_eth_dev_attach_pdev(struct rte_pci_addr *addr, uint8_t *port_id)
 509 {
 510         /* re-construct pci_device_list */
 511         if (rte_eal_pci_scan())
 512                 goto err;
 513         /* Invoke probe func of the driver can handle the new device. */
 514         if (rte_eal_pci_probe_one(addr))
 515                 goto err;
 516
 517         if (rte_eth_dev_get_port_by_addr(addr, port_id))
 518                 goto err;
 519
 520         return 0;
 521 err:
 522         return -1;
 523 }
 524
 525 /* detach the new physical device, then store pci_addr of the device */
 526 static int
 527 rte_eth_dev_detach_pdev(uint8_t port_id, struct rte_pci_addr *addr)
 528 {
 529         struct rte_pci_addr freed_addr;
 530         struct rte_pci_addr vp;
 531
 532         /* get pci address by port id */
 533         if (rte_eth_dev_get_addr_by_port(port_id, &freed_addr))
 534                 goto err;
 535
 536         /* Zeroed pci addr means the port comes from virtual device */
 537         vp.domain = vp.bus = vp.devid = vp.function = 0;
 538         if (rte_eal_compare_pci_addr(&vp, &freed_addr) == 0)
 539                 goto err;
 540
 541         /* invoke devuninit func of the pci driver,
 542          * also remove the device from pci_device_list */
 543         if (rte_eal_pci_detach(&freed_addr))
 544                 goto err;
 545
 546         *addr = freed_addr;
 547         return 0;
 548 err:
 549         return -1;
 550 }
 551
 552 /* attach the new virtual device, then store port_id of the device */
 553 static int
 554 rte_eth_dev_attach_vdev(const char *vdevargs, uint8_t *port_id)
 555 {
 556         char *name = NULL, *args = NULL;
 557         int ret = -1;
 558
 559         /* parse vdevargs, then retrieve device name and args */
 560         if (rte_eal_parse_devargs_str(vdevargs, &name, &args))
 561                 goto end;
 562
 563         /* walk around dev_driver_list to find the driver of the device,
 564          * then invoke probe function of the driver.
 565          * rte_eal_vdev_init() updates port_id allocated after
 566          * initialization.
 567          */
 568         if (rte_eal_vdev_init(name, args))
 569                 goto end;
 570
 571         if (rte_eth_dev_get_port_by_name(name, port_id))
 572                 goto end;
 573
 574         ret = 0;
 575 end:
 576         free(name);
 577         free(args);
 578
 579         return ret;
 580 }
 581
 582 /* detach the new virtual device, then store the name of the device */
 583 static int
 584 rte_eth_dev_detach_vdev(uint8_t port_id, char *vdevname)
 585 {
 586         char name[RTE_ETH_NAME_MAX_LEN];
 587
 588         /* get device name by port id */
 589         if (rte_eth_dev_get_name_by_port(port_id, name))
 590                 goto err;
 591         /* walk around dev_driver_list to find the driver of the device,
 592          * then invoke uninit function of the driver */
 593         if (rte_eal_vdev_uninit(name))
 594                 goto err;
 595
 596         strncpy(vdevname, name, sizeof(name));
 597         return 0;
 598 err:
 599         return -1;
 600 }
 601
 602 /* attach the new device, then store port_id of the device */
 603 int
 604 rte_eth_dev_attach(const char *devargs, uint8_t *port_id)
 605 {
 606         struct rte_pci_addr addr;
 607         int ret = -1;
 608
 609         if ((devargs == NULL) || (port_id == NULL)) {
 610                 ret = -EINVAL;
 611                 goto err;
 612         }
 613
 614         if (eal_parse_pci_DomBDF(devargs, &addr) == 0) {
 615                 ret = rte_eth_dev_attach_pdev(&addr, port_id);
 616                 if (ret < 0)
 617                         goto err;
 618         } else {
 619                 ret = rte_eth_dev_attach_vdev(devargs, port_id);
 620                 if (ret < 0)
 621                         goto err;
 622         }
 623
 624         return 0;
 625 err:
 626         RTE_LOG(ERR, EAL, "Driver, cannot attach the device\n");
 627         return ret;
 628 }
 629
 630 /* detach the device, then store the name of the device */
 631 int
 632 rte_eth_dev_detach(uint8_t port_id, char *name)
 633 {
 634         struct rte_pci_addr addr;
 635         int ret = -1;
 636
 637         if (name == NULL) {
 638                 ret = -EINVAL;
 639                 goto err;
 640         }
 641
 642         /* check whether the driver supports detach feature, or not */
 643         if (rte_eth_dev_is_detachable(port_id))
 644                 goto err;
 645
 646         if (rte_eth_dev_get_device_type(port_id) == RTE_ETH_DEV_PCI) {
 647                 ret = rte_eth_dev_get_addr_by_port(port_id, &addr);
 648                 if (ret < 0)
 649                         goto err;
 650
 651                 ret = rte_eth_dev_detach_pdev(port_id, &addr);
 652                 if (ret < 0)
 653                         goto err;
 654
 655                 snprintf(name, RTE_ETH_NAME_MAX_LEN,
 656                         "%04x:%02x:%02x.%d",
 657                         addr.domain, addr.bus,
 658                         addr.devid, addr.function);
 659         } else {
 660                 ret = rte_eth_dev_detach_vdev(port_id, name);
 661                 if (ret < 0)
 662                         goto err;
 663         }
 664
 665         return 0;
 666
 667 err:
 668         RTE_LOG(ERR, EAL, "Driver, cannot detach the device\n");
 669         return ret;
 670 }
 671
 672 static int
 673 rte_eth_dev_rx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 674 {
 675         uint16_t old_nb_queues = dev->data->nb_rx_queues;
 676         void **rxq;
 677         unsigned i;
 678
 679         if (dev->data->rx_queues == NULL && nb_queues != 0) { /* first time configuration */
 680                 dev->data->rx_queues = rte_zmalloc("ethdev->rx_queues",
 681                                 sizeof(dev->data->rx_queues[0]) * nb_queues,
 682                                 RTE_CACHE_LINE_SIZE);
 683                 if (dev->data->rx_queues == NULL) {
 684                         dev->data->nb_rx_queues = 0;
 685                         return -(ENOMEM);
 686                 }
 687         } else if (dev->data->rx_queues != NULL && nb_queues != 0) { /* re-configure */
 688                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 689
 690                 rxq = dev->data->rx_queues;
 691
 692                 for (i = nb_queues; i < old_nb_queues; i++)
 693                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 694                 rxq = rte_realloc(rxq, sizeof(rxq[0]) * nb_queues,
 695                                 RTE_CACHE_LINE_SIZE);
 696                 if (rxq == NULL)
 697                         return -(ENOMEM);
 698                 if (nb_queues > old_nb_queues) {
 699                         uint16_t new_qs = nb_queues - old_nb_queues;
 700
 701                         memset(rxq + old_nb_queues, 0,
 702                                 sizeof(rxq[0]) * new_qs);
 703                 }
 704
 705                 dev->data->rx_queues = rxq;
 706
 707         } else if (dev->data->rx_queues != NULL && nb_queues == 0) {
 708                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 709
 710                 rxq = dev->data->rx_queues;
 711
 712                 for (i = nb_queues; i < old_nb_queues; i++)
 713                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 714         }
 715         dev->data->nb_rx_queues = nb_queues;
 716         return 0;
 717 }
 718
 719 int
 720 rte_eth_dev_rx_queue_start(uint8_t port_id, uint16_t rx_queue_id)
 721 {
 722         struct rte_eth_dev *dev;
 723
 724         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 725
 726         dev = &rte_eth_devices[port_id];
 727         if (rx_queue_id >= dev->data->nb_rx_queues) {
 728                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 729                 return -EINVAL;
 730         }
 731
 732         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_start, -ENOTSUP);
 733
 734         if (dev->data->rx_queue_state[rx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 735                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 736                         " already started\n",
 737                         rx_queue_id, port_id);
 738                 return 0;
 739         }
 740
 741         return dev->dev_ops->rx_queue_start(dev, rx_queue_id);
 742
 743 }
 744
 745 int
 746 rte_eth_dev_rx_queue_stop(uint8_t port_id, uint16_t rx_queue_id)
 747 {
 748         struct rte_eth_dev *dev;
 749
 750         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 751
 752         dev = &rte_eth_devices[port_id];
 753         if (rx_queue_id >= dev->data->nb_rx_queues) {
 754                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 755                 return -EINVAL;
 756         }
 757
 758         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_stop, -ENOTSUP);
 759
 760         if (dev->data->rx_queue_state[rx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 761                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 762                         " already stopped\n",
 763                         rx_queue_id, port_id);
 764                 return 0;
 765         }
 766
 767         return dev->dev_ops->rx_queue_stop(dev, rx_queue_id);
 768
 769 }
 770
 771 int
 772 rte_eth_dev_tx_queue_start(uint8_t port_id, uint16_t tx_queue_id)
 773 {
 774         struct rte_eth_dev *dev;
 775
 776         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 777
 778         dev = &rte_eth_devices[port_id];
 779         if (tx_queue_id >= dev->data->nb_tx_queues) {
 780                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 781                 return -EINVAL;
 782         }
 783
 784         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_start, -ENOTSUP);
 785
 786         if (dev->data->tx_queue_state[tx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 787                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 788                         " already started\n",
 789                         tx_queue_id, port_id);
 790                 return 0;
 791         }
 792
 793         return dev->dev_ops->tx_queue_start(dev, tx_queue_id);
 794
 795 }
 796
 797 int
 798 rte_eth_dev_tx_queue_stop(uint8_t port_id, uint16_t tx_queue_id)
 799 {
 800         struct rte_eth_dev *dev;
 801
 802         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 803
 804         dev = &rte_eth_devices[port_id];
 805         if (tx_queue_id >= dev->data->nb_tx_queues) {
 806                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 807                 return -EINVAL;
 808         }
 809
 810         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_stop, -ENOTSUP);
 811
 812         if (dev->data->tx_queue_state[tx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 813                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 814                         " already stopped\n",
 815                         tx_queue_id, port_id);
 816                 return 0;
 817         }
 818
 819         return dev->dev_ops->tx_queue_stop(dev, tx_queue_id);
 820
 821 }
 822
 823 static int
 824 rte_eth_dev_tx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 825 {
 826         uint16_t old_nb_queues = dev->data->nb_tx_queues;
 827         void **txq;
 828         unsigned i;
 829
 830         if (dev->data->tx_queues == NULL && nb_queues != 0) { /* first time configuration */
 831                 dev->data->tx_queues = rte_zmalloc("ethdev->tx_queues",
 832                                                    sizeof(dev->data->tx_queues[0]) * nb_queues,
 833                                                    RTE_CACHE_LINE_SIZE);
 834                 if (dev->data->tx_queues == NULL) {
 835                         dev->data->nb_tx_queues = 0;
 836                         return -(ENOMEM);
 837                 }
 838         } else if (dev->data->tx_queues != NULL && nb_queues != 0) { /* re-configure */
 839                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 840
 841                 txq = dev->data->tx_queues;
 842
 843                 for (i = nb_queues; i < old_nb_queues; i++)
 844                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 845                 txq = rte_realloc(txq, sizeof(txq[0]) * nb_queues,
 846                                   RTE_CACHE_LINE_SIZE);
 847                 if (txq == NULL)
 848                         return -ENOMEM;
 849                 if (nb_queues > old_nb_queues) {
 850                         uint16_t new_qs = nb_queues - old_nb_queues;
 851
 852                         memset(txq + old_nb_queues, 0,
 853                                sizeof(txq[0]) * new_qs);
 854                 }
 855
 856                 dev->data->tx_queues = txq;
 857
 858         } else if (dev->data->tx_queues != NULL && nb_queues == 0) {
 859                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 860
 861                 txq = dev->data->tx_queues;
 862
 863                 for (i = nb_queues; i < old_nb_queues; i++)
 864                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 865         }
 866         dev->data->nb_tx_queues = nb_queues;
 867         return 0;
 868 }
 869
 870 uint32_t
 871 rte_eth_speed_bitflag(uint32_t speed, int duplex)
 872 {
 873         switch (speed) {
 874         case ETH_SPEED_NUM_10M:
 875                 return duplex ? ETH_LINK_SPEED_10M : ETH_LINK_SPEED_10M_HD;
 876         case ETH_SPEED_NUM_100M:
 877                 return duplex ? ETH_LINK_SPEED_100M : ETH_LINK_SPEED_100M_HD;
 878         case ETH_SPEED_NUM_1G:
 879                 return ETH_LINK_SPEED_1G;
 880         case ETH_SPEED_NUM_2_5G:
 881                 return ETH_LINK_SPEED_2_5G;
 882         case ETH_SPEED_NUM_5G:
 883                 return ETH_LINK_SPEED_5G;
 884         case ETH_SPEED_NUM_10G:
 885                 return ETH_LINK_SPEED_10G;
 886         case ETH_SPEED_NUM_20G:
 887                 return ETH_LINK_SPEED_20G;
 888         case ETH_SPEED_NUM_25G:
 889                 return ETH_LINK_SPEED_25G;
 890         case ETH_SPEED_NUM_40G:
 891                 return ETH_LINK_SPEED_40G;
 892         case ETH_SPEED_NUM_50G:
 893                 return ETH_LINK_SPEED_50G;
 894         case ETH_SPEED_NUM_56G:
 895                 return ETH_LINK_SPEED_56G;
 896         case ETH_SPEED_NUM_100G:
 897                 return ETH_LINK_SPEED_100G;
 898         default:
 899                 return 0;
 900         }
 901 }
 902
 903 int
 904 rte_eth_dev_configure(uint8_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 905                       const struct rte_eth_conf *dev_conf)
 906 {
 907         struct rte_eth_dev *dev;
 908         struct rte_eth_dev_info dev_info;
 909         int diag;
 910
 911         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 912
 913         if (nb_rx_q > RTE_MAX_QUEUES_PER_PORT) {
 914                 RTE_PMD_DEBUG_TRACE(
 915                         "Number of RX queues requested (%u) is greater than max supported(%d)\n",
 916                         nb_rx_q, RTE_MAX_QUEUES_PER_PORT);
 917                 return -EINVAL;
 918         }
 919
 920         if (nb_tx_q > RTE_MAX_QUEUES_PER_PORT) {
 921                 RTE_PMD_DEBUG_TRACE(
 922                         "Number of TX queues requested (%u) is greater than max supported(%d)\n",
 923                         nb_tx_q, RTE_MAX_QUEUES_PER_PORT);
 924                 return -EINVAL;
 925         }
 926
 927         dev = &rte_eth_devices[port_id];
 928
 929         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
 930         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
 931
 932         if (dev->data->dev_started) {
 933                 RTE_PMD_DEBUG_TRACE(
 934                     "port %d must be stopped to allow configuration\n", port_id);
 935                 return -EBUSY;
 936         }
 937
 938         /* Copy the dev_conf parameter into the dev structure */
 939         memcpy(&dev->data->dev_conf, dev_conf, sizeof(dev->data->dev_conf));
 940
 941         /*
 942          * Check that the numbers of RX and TX queues are not greater
 943          * than the maximum number of RX and TX queues supported by the
 944          * configured device.
 945          */
 946         (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
 947
 948         if (nb_rx_q == 0 && nb_tx_q == 0) {
 949                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d both rx and tx queue cannot be 0\n", port_id);
 950                 return -EINVAL;
 951         }
 952
 953         if (nb_rx_q > dev_info.max_rx_queues) {
 954                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_queues=%d > %d\n",
 955                                 port_id, nb_rx_q, dev_info.max_rx_queues);
 956                 return -EINVAL;
 957         }
 958
 959         if (nb_tx_q > dev_info.max_tx_queues) {
 960                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_queues=%d > %d\n",
 961                                 port_id, nb_tx_q, dev_info.max_tx_queues);
 962                 return -EINVAL;
 963         }
 964
 965         /*
 966          * If link state interrupt is enabled, check that the
 967          * device supports it.
 968          */
 969         if ((dev_conf->intr_conf.lsc == 1) &&
 970                 (!(dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC))) {
 971                         RTE_PMD_DEBUG_TRACE("driver %s does not support lsc\n",
 972                                         dev->data->drv_name);
 973                         return -EINVAL;
 974         }
 975
 976         /*
 977          * If jumbo frames are enabled, check that the maximum RX packet
 978          * length is supported by the configured device.
 979          */
 980         if (dev_conf->rxmode.jumbo_frame == 1) {
 981                 if (dev_conf->rxmode.max_rx_pkt_len >
 982                     dev_info.max_rx_pktlen) {
 983                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 984                                 " > max valid value %u\n",
 985                                 port_id,
 986                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 987                                 (unsigned)dev_info.max_rx_pktlen);
 988                         return -EINVAL;
 989                 } else if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN) {
 990                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 991                                 " < min valid value %u\n",
 992                                 port_id,
 993                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 994                                 (unsigned)ETHER_MIN_LEN);
 995                         return -EINVAL;
 996                 }
 997         } else {
 998                 if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN ||
 999                         dev_conf->rxmode.max_rx_pkt_len > ETHER_MAX_LEN)
1000                         /* Use default value */
1001                         dev->data->dev_conf.rxmode.max_rx_pkt_len =
1002                                                         ETHER_MAX_LEN;
1003         }
1004
1005         /*
1006          * Setup new number of RX/TX queues and reconfigure device.
1007          */
1008         diag = rte_eth_dev_rx_queue_config(dev, nb_rx_q);
1009         if (diag != 0) {
1010                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_rx_queue_config = %d\n",
1011                                 port_id, diag);
1012                 return diag;
1013         }
1014
1015         diag = rte_eth_dev_tx_queue_config(dev, nb_tx_q);
1016         if (diag != 0) {
1017                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_tx_queue_config = %d\n",
1018                                 port_id, diag);
1019                 rte_eth_dev_rx_queue_config(dev, 0);
1020                 return diag;
1021         }
1022
1023         diag = (*dev->dev_ops->dev_configure)(dev);
1024         if (diag != 0) {
1025                 RTE_PMD_DEBUG_TRACE("port%d dev_configure = %d\n",
1026                                 port_id, diag);
1027                 rte_eth_dev_rx_queue_config(dev, 0);
1028                 rte_eth_dev_tx_queue_config(dev, 0);
1029                 return diag;
1030         }
1031
1032         return 0;
1033 }
1034
1035 static void
1036 rte_eth_dev_config_restore(uint8_t port_id)
1037 {
1038         struct rte_eth_dev *dev;
1039         struct rte_eth_dev_info dev_info;
1040         struct ether_addr addr;
1041         uint16_t i;
1042         uint32_t pool = 0;
1043
1044         dev = &rte_eth_devices[port_id];
1045
1046         rte_eth_dev_info_get(port_id, &dev_info);
1047
1048         if (RTE_ETH_DEV_SRIOV(dev).active)
1049                 pool = RTE_ETH_DEV_SRIOV(dev).def_vmdq_idx;
1050
1051         /* replay MAC address configuration */
1052         for (i = 0; i < dev_info.max_mac_addrs; i++) {
1053                 addr = dev->data->mac_addrs[i];
1054
1055                 /* skip zero address */
1056                 if (is_zero_ether_addr(&addr))
1057                         continue;
1058
1059                 /* add address to the hardware */
1060                 if  (*dev->dev_ops->mac_addr_add &&
1061                         (dev->data->mac_pool_sel[i] & (1ULL << pool)))
1062                         (*dev->dev_ops->mac_addr_add)(dev, &addr, i, pool);
1063                 else {
1064                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array not supported\n",
1065                                         port_id);
1066                         /* exit the loop but not return an error */
1067                         break;
1068                 }
1069         }
1070
1071         /* replay promiscuous configuration */
1072         if (rte_eth_promiscuous_get(port_id) == 1)
1073                 rte_eth_promiscuous_enable(port_id);
1074         else if (rte_eth_promiscuous_get(port_id) == 0)
1075                 rte_eth_promiscuous_disable(port_id);
1076
1077         /* replay all multicast configuration */
1078         if (rte_eth_allmulticast_get(port_id) == 1)
1079                 rte_eth_allmulticast_enable(port_id);
1080         else if (rte_eth_allmulticast_get(port_id) == 0)
1081                 rte_eth_allmulticast_disable(port_id);
1082 }
1083
1084 int
1085 rte_eth_dev_start(uint8_t port_id)
1086 {
1087         struct rte_eth_dev *dev;
1088         int diag;
1089
1090         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1091
1092         dev = &rte_eth_devices[port_id];
1093
1094         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
1095
1096         if (dev->data->dev_started != 0) {
1097                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
1098                         " already started\n",
1099                         port_id);
1100                 return 0;
1101         }
1102
1103         diag = (*dev->dev_ops->dev_start)(dev);
1104         if (diag == 0)
1105                 dev->data->dev_started = 1;
1106         else
1107                 return diag;
1108
1109         rte_eth_dev_config_restore(port_id);
1110
1111         if (dev->data->dev_conf.intr_conf.lsc == 0) {
1112                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
1113                 (*dev->dev_ops->link_update)(dev, 0);
1114         }
1115         return 0;
1116 }
1117
1118 void
1119 rte_eth_dev_stop(uint8_t port_id)
1120 {
1121         struct rte_eth_dev *dev;
1122
1123         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1124         dev = &rte_eth_devices[port_id];
1125
1126         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
1127
1128         if (dev->data->dev_started == 0) {
1129                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
1130                         " already stopped\n",
1131                         port_id);
1132                 return;
1133         }
1134
1135         dev->data->dev_started = 0;
1136         (*dev->dev_ops->dev_stop)(dev);
1137 }
1138
1139 int
1140 rte_eth_dev_set_link_up(uint8_t port_id)
1141 {
1142         struct rte_eth_dev *dev;
1143
1144         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1145
1146         dev = &rte_eth_devices[port_id];
1147
1148         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_up, -ENOTSUP);
1149         return (*dev->dev_ops->dev_set_link_up)(dev);
1150 }
1151
1152 int
1153 rte_eth_dev_set_link_down(uint8_t port_id)
1154 {
1155         struct rte_eth_dev *dev;
1156
1157         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1158
1159         dev = &rte_eth_devices[port_id];
1160
1161         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_down, -ENOTSUP);
1162         return (*dev->dev_ops->dev_set_link_down)(dev);
1163 }
1164
1165 void
1166 rte_eth_dev_close(uint8_t port_id)
1167 {
1168         struct rte_eth_dev *dev;
1169
1170         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1171         dev = &rte_eth_devices[port_id];
1172
1173         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_close);
1174         dev->data->dev_started = 0;
1175         (*dev->dev_ops->dev_close)(dev);
1176
1177         rte_free(dev->data->rx_queues);
1178         dev->data->rx_queues = NULL;
1179         rte_free(dev->data->tx_queues);
1180         dev->data->tx_queues = NULL;
1181 }
1182
1183 int
1184 rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id,
1185                        uint16_t nb_rx_desc, unsigned int socket_id,
1186                        const struct rte_eth_rxconf *rx_conf,
1187                        struct rte_mempool *mp)
1188 {
1189         int ret;
1190         uint32_t mbp_buf_size;
1191         struct rte_eth_dev *dev;
1192         struct rte_eth_dev_info dev_info;
1193
1194         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1195
1196         dev = &rte_eth_devices[port_id];
1197         if (rx_queue_id >= dev->data->nb_rx_queues) {
1198                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
1199                 return -EINVAL;
1200         }
1201
1202         if (dev->data->dev_started) {
1203                 RTE_PMD_DEBUG_TRACE(
1204                     "port %d must be stopped to allow configuration\n", port_id);
1205                 return -EBUSY;
1206         }
1207
1208         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1209         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
1210
1211         /*
1212          * Check the size of the mbuf data buffer.
1213          * This value must be provided in the private data of the memory pool.
1214          * First check that the memory pool has a valid private data.
1215          */
1216         rte_eth_dev_info_get(port_id, &dev_info);
1217         if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
1218                 RTE_PMD_DEBUG_TRACE("%s private_data_size %d < %d\n",
1219                                 mp->name, (int) mp->private_data_size,
1220                                 (int) sizeof(struct rte_pktmbuf_pool_private));
1221                 return -ENOSPC;
1222         }
1223         mbp_buf_size = rte_pktmbuf_data_room_size(mp);
1224
1225         if ((mbp_buf_size - RTE_PKTMBUF_HEADROOM) < dev_info.min_rx_bufsize) {
1226                 RTE_PMD_DEBUG_TRACE("%s mbuf_data_room_size %d < %d "
1227                                 "(RTE_PKTMBUF_HEADROOM=%d + min_rx_bufsize(dev)"
1228                                 "=%d)\n",
1229                                 mp->name,
1230                                 (int)mbp_buf_size,
1231                                 (int)(RTE_PKTMBUF_HEADROOM +
1232                                       dev_info.min_rx_bufsize),
1233                                 (int)RTE_PKTMBUF_HEADROOM,
1234                                 (int)dev_info.min_rx_bufsize);
1235                 return -EINVAL;
1236         }
1237
1238         if (nb_rx_desc > dev_info.rx_desc_lim.nb_max ||
1239                         nb_rx_desc < dev_info.rx_desc_lim.nb_min ||
1240                         nb_rx_desc % dev_info.rx_desc_lim.nb_align != 0) {
1241
1242                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_rx_desc(=%hu), "
1243                         "should be: <= %hu, = %hu, and a product of %hu\n",
1244                         nb_rx_desc,
1245                         dev_info.rx_desc_lim.nb_max,
1246                         dev_info.rx_desc_lim.nb_min,
1247                         dev_info.rx_desc_lim.nb_align);
1248                 return -EINVAL;
1249         }
1250
1251         if (rx_conf == NULL)
1252                 rx_conf = &dev_info.default_rxconf;
1253
1254         ret = (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
1255                                               socket_id, rx_conf, mp);
1256         if (!ret) {
1257                 if (!dev->data->min_rx_buf_size ||
1258                     dev->data->min_rx_buf_size > mbp_buf_size)
1259                         dev->data->min_rx_buf_size = mbp_buf_size;
1260         }
1261
1262         return ret;
1263 }
1264
1265 int
1266 rte_eth_tx_queue_setup(uint8_t port_id, uint16_t tx_queue_id,
1267                        uint16_t nb_tx_desc, unsigned int socket_id,
1268                        const struct rte_eth_txconf *tx_conf)
1269 {
1270         struct rte_eth_dev *dev;
1271         struct rte_eth_dev_info dev_info;
1272
1273         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1274
1275         dev = &rte_eth_devices[port_id];
1276         if (tx_queue_id >= dev->data->nb_tx_queues) {
1277                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
1278                 return -EINVAL;
1279         }
1280
1281         if (dev->data->dev_started) {
1282                 RTE_PMD_DEBUG_TRACE(
1283                     "port %d must be stopped to allow configuration\n", port_id);
1284                 return -EBUSY;
1285         }
1286
1287         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1288         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
1289
1290         rte_eth_dev_info_get(port_id, &dev_info);
1291
1292         if (nb_tx_desc > dev_info.tx_desc_lim.nb_max ||
1293             nb_tx_desc < dev_info.tx_desc_lim.nb_min ||
1294             nb_tx_desc % dev_info.tx_desc_lim.nb_align != 0) {
1295                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_tx_desc(=%hu), "
1296                                 "should be: <= %hu, = %hu, and a product of %hu\n",
1297                                 nb_tx_desc,
1298                                 dev_info.tx_desc_lim.nb_max,
1299                                 dev_info.tx_desc_lim.nb_min,
1300                                 dev_info.tx_desc_lim.nb_align);
1301                 return -EINVAL;
1302         }
1303
1304         if (tx_conf == NULL)
1305                 tx_conf = &dev_info.default_txconf;
1306
1307         return (*dev->dev_ops->tx_queue_setup)(dev, tx_queue_id, nb_tx_desc,
1308                                                socket_id, tx_conf);
1309 }
1310
1311 void
1312 rte_eth_tx_buffer_drop_callback(struct rte_mbuf **pkts, uint16_t unsent,
1313                 void *userdata __rte_unused)
1314 {
1315         unsigned i;
1316
1317         for (i = 0; i < unsent; i++)
1318                 rte_pktmbuf_free(pkts[i]);
1319 }
1320
1321 void
1322 rte_eth_tx_buffer_count_callback(struct rte_mbuf **pkts, uint16_t unsent,
1323                 void *userdata)
1324 {
1325         uint64_t *count = userdata;
1326         unsigned i;
1327
1328         for (i = 0; i < unsent; i++)
1329                 rte_pktmbuf_free(pkts[i]);
1330
1331         *count += unsent;
1332 }
1333
1334 int
1335 rte_eth_tx_buffer_set_err_callback(struct rte_eth_dev_tx_buffer *buffer,
1336                 buffer_tx_error_fn cbfn, void *userdata)
1337 {
1338         buffer->error_callback = cbfn;
1339         buffer->error_userdata = userdata;
1340         return 0;
1341 }
1342
1343 int
1344 rte_eth_tx_buffer_init(struct rte_eth_dev_tx_buffer *buffer, uint16_t size)
1345 {
1346         int ret = 0;
1347
1348         if (buffer == NULL)
1349                 return -EINVAL;
1350
1351         buffer->size = size;
1352         if (buffer->error_callback == NULL) {
1353                 ret = rte_eth_tx_buffer_set_err_callback(
1354                         buffer, rte_eth_tx_buffer_drop_callback, NULL);
1355         }
1356
1357         return ret;
1358 }
1359
1360 void
1361 rte_eth_promiscuous_enable(uint8_t port_id)
1362 {
1363         struct rte_eth_dev *dev;
1364
1365         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1366         dev = &rte_eth_devices[port_id];
1367
1368         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_enable);
1369         (*dev->dev_ops->promiscuous_enable)(dev);
1370         dev->data->promiscuous = 1;
1371 }
1372
1373 void
1374 rte_eth_promiscuous_disable(uint8_t port_id)
1375 {
1376         struct rte_eth_dev *dev;
1377
1378         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1379         dev = &rte_eth_devices[port_id];
1380
1381         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_disable);
1382         dev->data->promiscuous = 0;
1383         (*dev->dev_ops->promiscuous_disable)(dev);
1384 }
1385
1386 int
1387 rte_eth_promiscuous_get(uint8_t port_id)
1388 {
1389         struct rte_eth_dev *dev;
1390
1391         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1392
1393         dev = &rte_eth_devices[port_id];
1394         return dev->data->promiscuous;
1395 }
1396
1397 void
1398 rte_eth_allmulticast_enable(uint8_t port_id)
1399 {
1400         struct rte_eth_dev *dev;
1401
1402         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1403         dev = &rte_eth_devices[port_id];
1404
1405         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_enable);
1406         (*dev->dev_ops->allmulticast_enable)(dev);
1407         dev->data->all_multicast = 1;
1408 }
1409
1410 void
1411 rte_eth_allmulticast_disable(uint8_t port_id)
1412 {
1413         struct rte_eth_dev *dev;
1414
1415         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1416         dev = &rte_eth_devices[port_id];
1417
1418         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_disable);
1419         dev->data->all_multicast = 0;
1420         (*dev->dev_ops->allmulticast_disable)(dev);
1421 }
1422
1423 int
1424 rte_eth_allmulticast_get(uint8_t port_id)
1425 {
1426         struct rte_eth_dev *dev;
1427
1428         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1429
1430         dev = &rte_eth_devices[port_id];
1431         return dev->data->all_multicast;
1432 }
1433
1434 static inline int
1435 rte_eth_dev_atomic_read_link_status(struct rte_eth_dev *dev,
1436                                 struct rte_eth_link *link)
1437 {
1438         struct rte_eth_link *dst = link;
1439         struct rte_eth_link *src = &(dev->data->dev_link);
1440
1441         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
1442                                         *(uint64_t *)src) == 0)
1443                 return -1;
1444
1445         return 0;
1446 }
1447
1448 void
1449 rte_eth_link_get(uint8_t port_id, struct rte_eth_link *eth_link)
1450 {
1451         struct rte_eth_dev *dev;
1452
1453         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1454         dev = &rte_eth_devices[port_id];
1455
1456         if (dev->data->dev_conf.intr_conf.lsc != 0)
1457                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1458         else {
1459                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1460                 (*dev->dev_ops->link_update)(dev, 1);
1461                 *eth_link = dev->data->dev_link;
1462         }
1463 }
1464
1465 void
1466 rte_eth_link_get_nowait(uint8_t port_id, struct rte_eth_link *eth_link)
1467 {
1468         struct rte_eth_dev *dev;
1469
1470         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1471         dev = &rte_eth_devices[port_id];
1472
1473         if (dev->data->dev_conf.intr_conf.lsc != 0)
1474                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1475         else {
1476                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1477                 (*dev->dev_ops->link_update)(dev, 0);
1478                 *eth_link = dev->data->dev_link;
1479         }
1480 }
1481
1482 int
1483 rte_eth_stats_get(uint8_t port_id, struct rte_eth_stats *stats)
1484 {
1485         struct rte_eth_dev *dev;
1486
1487         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1488
1489         dev = &rte_eth_devices[port_id];
1490         memset(stats, 0, sizeof(*stats));
1491
1492         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
1493         (*dev->dev_ops->stats_get)(dev, stats);
1494         stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
1495         return 0;
1496 }
1497
1498 void
1499 rte_eth_stats_reset(uint8_t port_id)
1500 {
1501         struct rte_eth_dev *dev;
1502
1503         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1504         dev = &rte_eth_devices[port_id];
1505
1506         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
1507         (*dev->dev_ops->stats_reset)(dev);
1508         dev->data->rx_mbuf_alloc_failed = 0;
1509 }
1510
1511 static int
1512 get_xstats_count(uint8_t port_id)
1513 {
1514         struct rte_eth_dev *dev;
1515         int count;
1516
1517         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1518         dev = &rte_eth_devices[port_id];
1519         if (dev->dev_ops->xstats_get_names != NULL) {
1520                 count = (*dev->dev_ops->xstats_get_names)(dev, NULL, 0);
1521                 if (count < 0)
1522                         return count;
1523         } else
1524                 count = 0;
1525         count += RTE_NB_STATS;
1526         count += dev->data->nb_rx_queues * RTE_NB_RXQ_STATS;
1527         count += dev->data->nb_tx_queues * RTE_NB_TXQ_STATS;
1528         return count;
1529 }
1530
1531 int
1532 rte_eth_xstats_get_names(uint8_t port_id,
1533         struct rte_eth_xstat_name *xstats_names,
1534         unsigned size)
1535 {
1536         struct rte_eth_dev *dev;
1537         int cnt_used_entries;
1538         int cnt_expected_entries;
1539         uint32_t idx, id_queue;
1540
1541         cnt_expected_entries = get_xstats_count(port_id);
1542         if (xstats_names == NULL || cnt_expected_entries < 0 ||
1543                         (int)size < cnt_expected_entries)
1544                 return cnt_expected_entries;
1545
1546         /* port_id checked in get_xstats_count() */
1547         dev = &rte_eth_devices[port_id];
1548         if (dev->dev_ops->xstats_get_names != NULL) {
1549                 cnt_used_entries = (*dev->dev_ops->xstats_get_names)(
1550                         dev, xstats_names, size);
1551                 if (cnt_used_entries < 0)
1552                         return cnt_used_entries;
1553         } else
1554                 /* Driver itself does not support extended stats, but
1555                  * still have basic stats.
1556                  */
1557                 cnt_used_entries = 0;
1558
1559         for (idx = 0; idx < RTE_NB_STATS; idx++) {
1560                 xstats_names[cnt_used_entries].id = cnt_used_entries;
1561                 snprintf(xstats_names[cnt_used_entries].name,
1562                         sizeof(xstats_names[0].name),
1563                         "%s", rte_stats_strings[idx].name);
1564                 cnt_used_entries++;
1565         }
1566         for (id_queue = 0; id_queue < dev->data->nb_rx_queues; id_queue++) {
1567                 for (idx = 0; idx < RTE_NB_RXQ_STATS; idx++) {
1568                         xstats_names[cnt_used_entries].id = cnt_used_entries;
1569                         snprintf(xstats_names[cnt_used_entries].name,
1570                                 sizeof(xstats_names[0].name),
1571                                 "rx_q%u%s",
1572                                 id_queue, rte_rxq_stats_strings[idx].name);
1573                         cnt_used_entries++;
1574                 }
1575
1576         }
1577         for (id_queue = 0; id_queue < dev->data->nb_tx_queues; id_queue++) {
1578                 for (idx = 0; idx < RTE_NB_TXQ_STATS; idx++) {
1579                         xstats_names[cnt_used_entries].id = cnt_used_entries;
1580                         snprintf(xstats_names[cnt_used_entries].name,
1581                                 sizeof(xstats_names[0].name),
1582                                 "tx_q%u%s",
1583                                 id_queue, rte_txq_stats_strings[idx].name);
1584                         cnt_used_entries++;
1585                 }
1586         }
1587         return cnt_used_entries;
1588 }
1589
1590 /* retrieve ethdev extended statistics */
1591 int
1592 rte_eth_xstats_get(uint8_t port_id, struct rte_eth_xstat *xstats,
1593         unsigned n)
1594 {
1595         struct rte_eth_stats eth_stats;
1596         struct rte_eth_dev *dev;
1597         unsigned count = 0, i, q;
1598         signed xcount = 0;
1599         uint64_t val, *stats_ptr;
1600
1601         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1602
1603         dev = &rte_eth_devices[port_id];
1604
1605         /* Return generic statistics */
1606         count = RTE_NB_STATS + (dev->data->nb_rx_queues * RTE_NB_RXQ_STATS) +
1607                 (dev->data->nb_tx_queues * RTE_NB_TXQ_STATS);
1608
1609         /* implemented by the driver */
1610         if (dev->dev_ops->xstats_get != NULL) {
1611                 /* Retrieve the xstats from the driver at the end of the
1612                  * xstats struct.
1613                  */
1614                 xcount = (*dev->dev_ops->xstats_get)(dev,
1615                                      xstats ? xstats + count : NULL,
1616                                      (n > count) ? n - count : 0);
1617
1618                 if (xcount < 0)
1619                         return xcount;
1620         }
1621
1622         if (n < count + xcount || xstats == NULL)
1623                 return count + xcount;
1624
1625         /* now fill the xstats structure */
1626         count = 0;
1627         rte_eth_stats_get(port_id, &eth_stats);
1628
1629         /* global stats */
1630         for (i = 0; i < RTE_NB_STATS; i++) {
1631                 stats_ptr = RTE_PTR_ADD(&eth_stats,
1632                                         rte_stats_strings[i].offset);
1633                 val = *stats_ptr;
1634                 xstats[count].id = count + xcount;
1635                 xstats[count++].value = val;
1636         }
1637
1638         /* per-rxq stats */
1639         for (q = 0; q < dev->data->nb_rx_queues; q++) {
1640                 for (i = 0; i < RTE_NB_RXQ_STATS; i++) {
1641                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1642                                         rte_rxq_stats_strings[i].offset +
1643                                         q * sizeof(uint64_t));
1644                         val = *stats_ptr;
1645                         xstats[count].id = count + xcount;
1646                         xstats[count++].value = val;
1647                 }
1648         }
1649
1650         /* per-txq stats */
1651         for (q = 0; q < dev->data->nb_tx_queues; q++) {
1652                 for (i = 0; i < RTE_NB_TXQ_STATS; i++) {
1653                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1654                                         rte_txq_stats_strings[i].offset +
1655                                         q * sizeof(uint64_t));
1656                         val = *stats_ptr;
1657                         xstats[count].id = count + xcount;
1658                         xstats[count++].value = val;
1659                 }
1660         }
1661
1662         return count + xcount;
1663 }
1664
1665 /* reset ethdev extended statistics */
1666 void
1667 rte_eth_xstats_reset(uint8_t port_id)
1668 {
1669         struct rte_eth_dev *dev;
1670
1671         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1672         dev = &rte_eth_devices[port_id];
1673
1674         /* implemented by the driver */
1675         if (dev->dev_ops->xstats_reset != NULL) {
1676                 (*dev->dev_ops->xstats_reset)(dev);
1677                 return;
1678         }
1679
1680         /* fallback to default */
1681         rte_eth_stats_reset(port_id);
1682 }
1683
1684 static int
1685 set_queue_stats_mapping(uint8_t port_id, uint16_t queue_id, uint8_t stat_idx,
1686                 uint8_t is_rx)
1687 {
1688         struct rte_eth_dev *dev;
1689
1690         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1691
1692         dev = &rte_eth_devices[port_id];
1693
1694         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
1695         return (*dev->dev_ops->queue_stats_mapping_set)
1696                         (dev, queue_id, stat_idx, is_rx);
1697 }
1698
1699
1700 int
1701 rte_eth_dev_set_tx_queue_stats_mapping(uint8_t port_id, uint16_t tx_queue_id,
1702                 uint8_t stat_idx)
1703 {
1704         return set_queue_stats_mapping(port_id, tx_queue_id, stat_idx,
1705                         STAT_QMAP_TX);
1706 }
1707
1708
1709 int
1710 rte_eth_dev_set_rx_queue_stats_mapping(uint8_t port_id, uint16_t rx_queue_id,
1711                 uint8_t stat_idx)
1712 {
1713         return set_queue_stats_mapping(port_id, rx_queue_id, stat_idx,
1714                         STAT_QMAP_RX);
1715 }
1716
1717 void
1718 rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)
1719 {
1720         struct rte_eth_dev *dev;
1721         const struct rte_eth_desc_lim lim = {
1722                 .nb_max = UINT16_MAX,
1723                 .nb_min = 0,
1724                 .nb_align = 1,
1725         };
1726
1727         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1728         dev = &rte_eth_devices[port_id];
1729
1730         memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
1731         dev_info->rx_desc_lim = lim;
1732         dev_info->tx_desc_lim = lim;
1733
1734         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
1735         (*dev->dev_ops->dev_infos_get)(dev, dev_info);
1736         dev_info->pci_dev = dev->pci_dev;
1737         dev_info->driver_name = dev->data->drv_name;
1738 }
1739
1740 int
1741 rte_eth_dev_get_supported_ptypes(uint8_t port_id, uint32_t ptype_mask,
1742                                  uint32_t *ptypes, int num)
1743 {
1744         int i, j;
1745         struct rte_eth_dev *dev;
1746         const uint32_t *all_ptypes;
1747
1748         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1749         dev = &rte_eth_devices[port_id];
1750         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_supported_ptypes_get, 0);
1751         all_ptypes = (*dev->dev_ops->dev_supported_ptypes_get)(dev);
1752
1753         if (!all_ptypes)
1754                 return 0;
1755
1756         for (i = 0, j = 0; all_ptypes[i] != RTE_PTYPE_UNKNOWN; ++i)
1757                 if (all_ptypes[i] & ptype_mask) {
1758                         if (j < num)
1759                                 ptypes[j] = all_ptypes[i];
1760                         j++;
1761                 }
1762
1763         return j;
1764 }
1765
1766 void
1767 rte_eth_macaddr_get(uint8_t port_id, struct ether_addr *mac_addr)
1768 {
1769         struct rte_eth_dev *dev;
1770
1771         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1772         dev = &rte_eth_devices[port_id];
1773         ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
1774 }
1775
1776
1777 int
1778 rte_eth_dev_get_mtu(uint8_t port_id, uint16_t *mtu)
1779 {
1780         struct rte_eth_dev *dev;
1781
1782         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1783
1784         dev = &rte_eth_devices[port_id];
1785         *mtu = dev->data->mtu;
1786         return 0;
1787 }
1788
1789 int
1790 rte_eth_dev_set_mtu(uint8_t port_id, uint16_t mtu)
1791 {
1792         int ret;
1793         struct rte_eth_dev *dev;
1794
1795         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1796         dev = &rte_eth_devices[port_id];
1797         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
1798
1799         ret = (*dev->dev_ops->mtu_set)(dev, mtu);
1800         if (!ret)
1801                 dev->data->mtu = mtu;
1802
1803         return ret;
1804 }
1805
1806 int
1807 rte_eth_dev_vlan_filter(uint8_t port_id, uint16_t vlan_id, int on)
1808 {
1809         struct rte_eth_dev *dev;
1810
1811         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1812         dev = &rte_eth_devices[port_id];
1813         if (!(dev->data->dev_conf.rxmode.hw_vlan_filter)) {
1814                 RTE_PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
1815                 return -ENOSYS;
1816         }
1817
1818         if (vlan_id > 4095) {
1819                 RTE_PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n",
1820                                 port_id, (unsigned) vlan_id);
1821                 return -EINVAL;
1822         }
1823         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
1824
1825         return (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
1826 }
1827
1828 int
1829 rte_eth_dev_set_vlan_strip_on_queue(uint8_t port_id, uint16_t rx_queue_id, int on)
1830 {
1831         struct rte_eth_dev *dev;
1832
1833         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1834         dev = &rte_eth_devices[port_id];
1835         if (rx_queue_id >= dev->data->nb_rx_queues) {
1836                 RTE_PMD_DEBUG_TRACE("Invalid rx_queue_id=%d\n", port_id);
1837                 return -EINVAL;
1838         }
1839
1840         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
1841         (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
1842
1843         return 0;
1844 }
1845
1846 int
1847 rte_eth_dev_set_vlan_ether_type(uint8_t port_id,
1848                                 enum rte_vlan_type vlan_type,
1849                                 uint16_t tpid)
1850 {
1851         struct rte_eth_dev *dev;
1852
1853         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1854         dev = &rte_eth_devices[port_id];
1855         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
1856
1857         return (*dev->dev_ops->vlan_tpid_set)(dev, vlan_type, tpid);
1858 }
1859
1860 int
1861 rte_eth_dev_set_vlan_offload(uint8_t port_id, int offload_mask)
1862 {
1863         struct rte_eth_dev *dev;
1864         int ret = 0;
1865         int mask = 0;
1866         int cur, org = 0;
1867
1868         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1869         dev = &rte_eth_devices[port_id];
1870
1871         /*check which option changed by application*/
1872         cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
1873         org = !!(dev->data->dev_conf.rxmode.hw_vlan_strip);
1874         if (cur != org) {
1875                 dev->data->dev_conf.rxmode.hw_vlan_strip = (uint8_t)cur;
1876                 mask |= ETH_VLAN_STRIP_MASK;
1877         }
1878
1879         cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
1880         org = !!(dev->data->dev_conf.rxmode.hw_vlan_filter);
1881         if (cur != org) {
1882                 dev->data->dev_conf.rxmode.hw_vlan_filter = (uint8_t)cur;
1883                 mask |= ETH_VLAN_FILTER_MASK;
1884         }
1885
1886         cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
1887         org = !!(dev->data->dev_conf.rxmode.hw_vlan_extend);
1888         if (cur != org) {
1889                 dev->data->dev_conf.rxmode.hw_vlan_extend = (uint8_t)cur;
1890                 mask |= ETH_VLAN_EXTEND_MASK;
1891         }
1892
1893         /*no change*/
1894         if (mask == 0)
1895                 return ret;
1896
1897         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
1898         (*dev->dev_ops->vlan_offload_set)(dev, mask);
1899
1900         return ret;
1901 }
1902
1903 int
1904 rte_eth_dev_get_vlan_offload(uint8_t port_id)
1905 {
1906         struct rte_eth_dev *dev;
1907         int ret = 0;
1908
1909         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1910         dev = &rte_eth_devices[port_id];
1911
1912         if (dev->data->dev_conf.rxmode.hw_vlan_strip)
1913                 ret |= ETH_VLAN_STRIP_OFFLOAD;
1914
1915         if (dev->data->dev_conf.rxmode.hw_vlan_filter)
1916                 ret |= ETH_VLAN_FILTER_OFFLOAD;
1917
1918         if (dev->data->dev_conf.rxmode.hw_vlan_extend)
1919                 ret |= ETH_VLAN_EXTEND_OFFLOAD;
1920
1921         return ret;
1922 }
1923
1924 int
1925 rte_eth_dev_set_vlan_pvid(uint8_t port_id, uint16_t pvid, int on)
1926 {
1927         struct rte_eth_dev *dev;
1928
1929         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1930         dev = &rte_eth_devices[port_id];
1931         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
1932         (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on);
1933
1934         return 0;
1935 }
1936
1937 int
1938 rte_eth_dev_flow_ctrl_get(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1939 {
1940         struct rte_eth_dev *dev;
1941
1942         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1943         dev = &rte_eth_devices[port_id];
1944         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
1945         memset(fc_conf, 0, sizeof(*fc_conf));
1946         return (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf);
1947 }
1948
1949 int
1950 rte_eth_dev_flow_ctrl_set(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1951 {
1952         struct rte_eth_dev *dev;
1953
1954         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1955         if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
1956                 RTE_PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n");
1957                 return -EINVAL;
1958         }
1959
1960         dev = &rte_eth_devices[port_id];
1961         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
1962         return (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf);
1963 }
1964
1965 int
1966 rte_eth_dev_priority_flow_ctrl_set(uint8_t port_id, struct rte_eth_pfc_conf *pfc_conf)
1967 {
1968         struct rte_eth_dev *dev;
1969
1970         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1971         if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
1972                 RTE_PMD_DEBUG_TRACE("Invalid priority, only 0-7 allowed\n");
1973                 return -EINVAL;
1974         }
1975
1976         dev = &rte_eth_devices[port_id];
1977         /* High water, low water validation are device specific */
1978         if  (*dev->dev_ops->priority_flow_ctrl_set)
1979                 return (*dev->dev_ops->priority_flow_ctrl_set)(dev, pfc_conf);
1980         return -ENOTSUP;
1981 }
1982
1983 static int
1984 rte_eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf,
1985                         uint16_t reta_size)
1986 {
1987         uint16_t i, num;
1988
1989         if (!reta_conf)
1990                 return -EINVAL;
1991
1992         if (reta_size != RTE_ALIGN(reta_size, RTE_RETA_GROUP_SIZE)) {
1993                 RTE_PMD_DEBUG_TRACE("Invalid reta size, should be %u aligned\n",
1994                                                         RTE_RETA_GROUP_SIZE);
1995                 return -EINVAL;
1996         }
1997
1998         num = reta_size / RTE_RETA_GROUP_SIZE;
1999         for (i = 0; i < num; i++) {
2000                 if (reta_conf[i].mask)
2001                         return 0;
2002         }
2003
2004         return -EINVAL;
2005 }
2006
2007 static int
2008 rte_eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf,
2009                          uint16_t reta_size,
2010                          uint16_t max_rxq)
2011 {
2012         uint16_t i, idx, shift;
2013
2014         if (!reta_conf)
2015                 return -EINVAL;
2016
2017         if (max_rxq == 0) {
2018                 RTE_PMD_DEBUG_TRACE("No receive queue is available\n");
2019                 return -EINVAL;
2020         }
2021
2022         for (i = 0; i < reta_size; i++) {
2023                 idx = i / RTE_RETA_GROUP_SIZE;
2024                 shift = i % RTE_RETA_GROUP_SIZE;
2025                 if ((reta_conf[idx].mask & (1ULL << shift)) &&
2026                         (reta_conf[idx].reta[shift] >= max_rxq)) {
2027                         RTE_PMD_DEBUG_TRACE("reta_conf[%u]->reta[%u]: %u exceeds "
2028                                 "the maximum rxq index: %u\n", idx, shift,
2029                                 reta_conf[idx].reta[shift], max_rxq);
2030                         return -EINVAL;
2031                 }
2032         }
2033
2034         return 0;
2035 }
2036
2037 int
2038 rte_eth_dev_rss_reta_update(uint8_t port_id,
2039                             struct rte_eth_rss_reta_entry64 *reta_conf,
2040                             uint16_t reta_size)
2041 {
2042         struct rte_eth_dev *dev;
2043         int ret;
2044
2045         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2046         /* Check mask bits */
2047         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
2048         if (ret < 0)
2049                 return ret;
2050
2051         dev = &rte_eth_devices[port_id];
2052
2053         /* Check entry value */
2054         ret = rte_eth_check_reta_entry(reta_conf, reta_size,
2055                                 dev->data->nb_rx_queues);
2056         if (ret < 0)
2057                 return ret;
2058
2059         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
2060         return (*dev->dev_ops->reta_update)(dev, reta_conf, reta_size);
2061 }
2062
2063 int
2064 rte_eth_dev_rss_reta_query(uint8_t port_id,
2065                            struct rte_eth_rss_reta_entry64 *reta_conf,
2066                            uint16_t reta_size)
2067 {
2068         struct rte_eth_dev *dev;
2069         int ret;
2070
2071         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2072
2073         /* Check mask bits */
2074         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
2075         if (ret < 0)
2076                 return ret;
2077
2078         dev = &rte_eth_devices[port_id];
2079         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
2080         return (*dev->dev_ops->reta_query)(dev, reta_conf, reta_size);
2081 }
2082
2083 int
2084 rte_eth_dev_rss_hash_update(uint8_t port_id, struct rte_eth_rss_conf *rss_conf)
2085 {
2086         struct rte_eth_dev *dev;
2087         uint16_t rss_hash_protos;
2088
2089         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2090         rss_hash_protos = rss_conf->rss_hf;
2091         if ((rss_hash_protos != 0) &&
2092             ((rss_hash_protos & ETH_RSS_PROTO_MASK) == 0)) {
2093                 RTE_PMD_DEBUG_TRACE("Invalid rss_hash_protos=0x%x\n",
2094                                 rss_hash_protos);
2095                 return -EINVAL;
2096         }
2097         dev = &rte_eth_devices[port_id];
2098         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
2099         return (*dev->dev_ops->rss_hash_update)(dev, rss_conf);
2100 }
2101
2102 int
2103 rte_eth_dev_rss_hash_conf_get(uint8_t port_id,
2104                               struct rte_eth_rss_conf *rss_conf)
2105 {
2106         struct rte_eth_dev *dev;
2107
2108         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2109         dev = &rte_eth_devices[port_id];
2110         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
2111         return (*dev->dev_ops->rss_hash_conf_get)(dev, rss_conf);
2112 }
2113
2114 int
2115 rte_eth_dev_udp_tunnel_port_add(uint8_t port_id,
2116                                 struct rte_eth_udp_tunnel *udp_tunnel)
2117 {
2118         struct rte_eth_dev *dev;
2119
2120         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2121         if (udp_tunnel == NULL) {
2122                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2123                 return -EINVAL;
2124         }
2125
2126         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2127                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2128                 return -EINVAL;
2129         }
2130
2131         dev = &rte_eth_devices[port_id];
2132         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_add, -ENOTSUP);
2133         return (*dev->dev_ops->udp_tunnel_port_add)(dev, udp_tunnel);
2134 }
2135
2136 int
2137 rte_eth_dev_udp_tunnel_port_delete(uint8_t port_id,
2138                                    struct rte_eth_udp_tunnel *udp_tunnel)
2139 {
2140         struct rte_eth_dev *dev;
2141
2142         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2143         dev = &rte_eth_devices[port_id];
2144
2145         if (udp_tunnel == NULL) {
2146                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2147                 return -EINVAL;
2148         }
2149
2150         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2151                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2152                 return -EINVAL;
2153         }
2154
2155         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_del, -ENOTSUP);
2156         return (*dev->dev_ops->udp_tunnel_port_del)(dev, udp_tunnel);
2157 }
2158
2159 int
2160 rte_eth_led_on(uint8_t port_id)
2161 {
2162         struct rte_eth_dev *dev;
2163
2164         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2165         dev = &rte_eth_devices[port_id];
2166         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
2167         return (*dev->dev_ops->dev_led_on)(dev);
2168 }
2169
2170 int
2171 rte_eth_led_off(uint8_t port_id)
2172 {
2173         struct rte_eth_dev *dev;
2174
2175         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2176         dev = &rte_eth_devices[port_id];
2177         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
2178         return (*dev->dev_ops->dev_led_off)(dev);
2179 }
2180
2181 /*
2182  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2183  * an empty spot.
2184  */
2185 static int
2186 get_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2187 {
2188         struct rte_eth_dev_info dev_info;
2189         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2190         unsigned i;
2191
2192         rte_eth_dev_info_get(port_id, &dev_info);
2193
2194         for (i = 0; i < dev_info.max_mac_addrs; i++)
2195                 if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
2196                         return i;
2197
2198         return -1;
2199 }
2200
2201 static const struct ether_addr null_mac_addr;
2202
2203 int
2204 rte_eth_dev_mac_addr_add(uint8_t port_id, struct ether_addr *addr,
2205                         uint32_t pool)
2206 {
2207         struct rte_eth_dev *dev;
2208         int index;
2209         uint64_t pool_mask;
2210
2211         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2212         dev = &rte_eth_devices[port_id];
2213         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
2214
2215         if (is_zero_ether_addr(addr)) {
2216                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2217                         port_id);
2218                 return -EINVAL;
2219         }
2220         if (pool >= ETH_64_POOLS) {
2221                 RTE_PMD_DEBUG_TRACE("pool id must be 0-%d\n", ETH_64_POOLS - 1);
2222                 return -EINVAL;
2223         }
2224
2225         index = get_mac_addr_index(port_id, addr);
2226         if (index < 0) {
2227                 index = get_mac_addr_index(port_id, &null_mac_addr);
2228                 if (index < 0) {
2229                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2230                                 port_id);
2231                         return -ENOSPC;
2232                 }
2233         } else {
2234                 pool_mask = dev->data->mac_pool_sel[index];
2235
2236                 /* Check if both MAC address and pool is already there, and do nothing */
2237                 if (pool_mask & (1ULL << pool))
2238                         return 0;
2239         }
2240
2241         /* Update NIC */
2242         (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
2243
2244         /* Update address in NIC data structure */
2245         ether_addr_copy(addr, &dev->data->mac_addrs[index]);
2246
2247         /* Update pool bitmap in NIC data structure */
2248         dev->data->mac_pool_sel[index] |= (1ULL << pool);
2249
2250         return 0;
2251 }
2252
2253 int
2254 rte_eth_dev_mac_addr_remove(uint8_t port_id, struct ether_addr *addr)
2255 {
2256         struct rte_eth_dev *dev;
2257         int index;
2258
2259         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2260         dev = &rte_eth_devices[port_id];
2261         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
2262
2263         index = get_mac_addr_index(port_id, addr);
2264         if (index == 0) {
2265                 RTE_PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id);
2266                 return -EADDRINUSE;
2267         } else if (index < 0)
2268                 return 0;  /* Do nothing if address wasn't found */
2269
2270         /* Update NIC */
2271         (*dev->dev_ops->mac_addr_remove)(dev, index);
2272
2273         /* Update address in NIC data structure */
2274         ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
2275
2276         /* reset pool bitmap */
2277         dev->data->mac_pool_sel[index] = 0;
2278
2279         return 0;
2280 }
2281
2282 int
2283 rte_eth_dev_default_mac_addr_set(uint8_t port_id, struct ether_addr *addr)
2284 {
2285         struct rte_eth_dev *dev;
2286
2287         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2288
2289         if (!is_valid_assigned_ether_addr(addr))
2290                 return -EINVAL;
2291
2292         dev = &rte_eth_devices[port_id];
2293         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
2294
2295         /* Update default address in NIC data structure */
2296         ether_addr_copy(addr, &dev->data->mac_addrs[0]);
2297
2298         (*dev->dev_ops->mac_addr_set)(dev, addr);
2299
2300         return 0;
2301 }
2302
2303 int
2304 rte_eth_dev_set_vf_rxmode(uint8_t port_id,  uint16_t vf,
2305                                 uint16_t rx_mode, uint8_t on)
2306 {
2307         uint16_t num_vfs;
2308         struct rte_eth_dev *dev;
2309         struct rte_eth_dev_info dev_info;
2310
2311         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2312
2313         dev = &rte_eth_devices[port_id];
2314         rte_eth_dev_info_get(port_id, &dev_info);
2315
2316         num_vfs = dev_info.max_vfs;
2317         if (vf > num_vfs) {
2318                 RTE_PMD_DEBUG_TRACE("set VF RX mode:invalid VF id %d\n", vf);
2319                 return -EINVAL;
2320         }
2321
2322         if (rx_mode == 0) {
2323                 RTE_PMD_DEBUG_TRACE("set VF RX mode:mode mask ca not be zero\n");
2324                 return -EINVAL;
2325         }
2326         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx_mode, -ENOTSUP);
2327         return (*dev->dev_ops->set_vf_rx_mode)(dev, vf, rx_mode, on);
2328 }
2329
2330 /*
2331  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2332  * an empty spot.
2333  */
2334 static int
2335 get_hash_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2336 {
2337         struct rte_eth_dev_info dev_info;
2338         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2339         unsigned i;
2340
2341         rte_eth_dev_info_get(port_id, &dev_info);
2342         if (!dev->data->hash_mac_addrs)
2343                 return -1;
2344
2345         for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
2346                 if (memcmp(addr, &dev->data->hash_mac_addrs[i],
2347                         ETHER_ADDR_LEN) == 0)
2348                         return i;
2349
2350         return -1;
2351 }
2352
2353 int
2354 rte_eth_dev_uc_hash_table_set(uint8_t port_id, struct ether_addr *addr,
2355                                 uint8_t on)
2356 {
2357         int index;
2358         int ret;
2359         struct rte_eth_dev *dev;
2360
2361         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2362
2363         dev = &rte_eth_devices[port_id];
2364         if (is_zero_ether_addr(addr)) {
2365                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2366                         port_id);
2367                 return -EINVAL;
2368         }
2369
2370         index = get_hash_mac_addr_index(port_id, addr);
2371         /* Check if it's already there, and do nothing */
2372         if ((index >= 0) && (on))
2373                 return 0;
2374
2375         if (index < 0) {
2376                 if (!on) {
2377                         RTE_PMD_DEBUG_TRACE("port %d: the MAC address was not "
2378                                 "set in UTA\n", port_id);
2379                         return -EINVAL;
2380                 }
2381
2382                 index = get_hash_mac_addr_index(port_id, &null_mac_addr);
2383                 if (index < 0) {
2384                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2385                                         port_id);
2386                         return -ENOSPC;
2387                 }
2388         }
2389
2390         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
2391         ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
2392         if (ret == 0) {
2393                 /* Update address in NIC data structure */
2394                 if (on)
2395                         ether_addr_copy(addr,
2396                                         &dev->data->hash_mac_addrs[index]);
2397                 else
2398                         ether_addr_copy(&null_mac_addr,
2399                                         &dev->data->hash_mac_addrs[index]);
2400         }
2401
2402         return ret;
2403 }
2404
2405 int
2406 rte_eth_dev_uc_all_hash_table_set(uint8_t port_id, uint8_t on)
2407 {
2408         struct rte_eth_dev *dev;
2409
2410         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2411
2412         dev = &rte_eth_devices[port_id];
2413
2414         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
2415         return (*dev->dev_ops->uc_all_hash_table_set)(dev, on);
2416 }
2417
2418 int
2419 rte_eth_dev_set_vf_rx(uint8_t port_id, uint16_t vf, uint8_t on)
2420 {
2421         uint16_t num_vfs;
2422         struct rte_eth_dev *dev;
2423         struct rte_eth_dev_info dev_info;
2424
2425         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2426
2427         dev = &rte_eth_devices[port_id];
2428         rte_eth_dev_info_get(port_id, &dev_info);
2429
2430         num_vfs = dev_info.max_vfs;
2431         if (vf > num_vfs) {
2432                 RTE_PMD_DEBUG_TRACE("port %d: invalid vf id\n", port_id);
2433                 return -EINVAL;
2434         }
2435
2436         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx, -ENOTSUP);
2437         return (*dev->dev_ops->set_vf_rx)(dev, vf, on);
2438 }
2439
2440 int
2441 rte_eth_dev_set_vf_tx(uint8_t port_id, uint16_t vf, uint8_t on)
2442 {
2443         uint16_t num_vfs;
2444         struct rte_eth_dev *dev;
2445         struct rte_eth_dev_info dev_info;
2446
2447         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2448
2449         dev = &rte_eth_devices[port_id];
2450         rte_eth_dev_info_get(port_id, &dev_info);
2451
2452         num_vfs = dev_info.max_vfs;
2453         if (vf > num_vfs) {
2454                 RTE_PMD_DEBUG_TRACE("set pool tx:invalid pool id=%d\n", vf);
2455                 return -EINVAL;
2456         }
2457
2458         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_tx, -ENOTSUP);
2459         return (*dev->dev_ops->set_vf_tx)(dev, vf, on);
2460 }
2461
2462 int
2463 rte_eth_dev_set_vf_vlan_filter(uint8_t port_id, uint16_t vlan_id,
2464                                uint64_t vf_mask, uint8_t vlan_on)
2465 {
2466         struct rte_eth_dev *dev;
2467
2468         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2469
2470         dev = &rte_eth_devices[port_id];
2471
2472         if (vlan_id > ETHER_MAX_VLAN_ID) {
2473                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:invalid VLAN id=%d\n",
2474                         vlan_id);
2475                 return -EINVAL;
2476         }
2477
2478         if (vf_mask == 0) {
2479                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:pool_mask can not be 0\n");
2480                 return -EINVAL;
2481         }
2482
2483         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_vlan_filter, -ENOTSUP);
2484         return (*dev->dev_ops->set_vf_vlan_filter)(dev, vlan_id,
2485                                                    vf_mask, vlan_on);
2486 }
2487
2488 int rte_eth_set_queue_rate_limit(uint8_t port_id, uint16_t queue_idx,
2489                                         uint16_t tx_rate)
2490 {
2491         struct rte_eth_dev *dev;
2492         struct rte_eth_dev_info dev_info;
2493         struct rte_eth_link link;
2494
2495         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2496
2497         dev = &rte_eth_devices[port_id];
2498         rte_eth_dev_info_get(port_id, &dev_info);
2499         link = dev->data->dev_link;
2500
2501         if (queue_idx > dev_info.max_tx_queues) {
2502                 RTE_PMD_DEBUG_TRACE("set queue rate limit:port %d: "
2503                                 "invalid queue id=%d\n", port_id, queue_idx);
2504                 return -EINVAL;
2505         }
2506
2507         if (tx_rate > link.link_speed) {
2508                 RTE_PMD_DEBUG_TRACE("set queue rate limit:invalid tx_rate=%d, "
2509                                 "bigger than link speed= %d\n",
2510                         tx_rate, link.link_speed);
2511                 return -EINVAL;
2512         }
2513
2514         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
2515         return (*dev->dev_ops->set_queue_rate_limit)(dev, queue_idx, tx_rate);
2516 }
2517
2518 int rte_eth_set_vf_rate_limit(uint8_t port_id, uint16_t vf, uint16_t tx_rate,
2519                                 uint64_t q_msk)
2520 {
2521         struct rte_eth_dev *dev;
2522         struct rte_eth_dev_info dev_info;
2523         struct rte_eth_link link;
2524
2525         if (q_msk == 0)
2526                 return 0;
2527
2528         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2529
2530         dev = &rte_eth_devices[port_id];
2531         rte_eth_dev_info_get(port_id, &dev_info);
2532         link = dev->data->dev_link;
2533
2534         if (vf > dev_info.max_vfs) {
2535                 RTE_PMD_DEBUG_TRACE("set VF rate limit:port %d: "
2536                                 "invalid vf id=%d\n", port_id, vf);
2537                 return -EINVAL;
2538         }
2539
2540         if (tx_rate > link.link_speed) {
2541                 RTE_PMD_DEBUG_TRACE("set VF rate limit:invalid tx_rate=%d, "
2542                                 "bigger than link speed= %d\n",
2543                                 tx_rate, link.link_speed);
2544                 return -EINVAL;
2545         }
2546
2547         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rate_limit, -ENOTSUP);
2548         return (*dev->dev_ops->set_vf_rate_limit)(dev, vf, tx_rate, q_msk);
2549 }
2550
2551 int
2552 rte_eth_mirror_rule_set(uint8_t port_id,
2553                         struct rte_eth_mirror_conf *mirror_conf,
2554                         uint8_t rule_id, uint8_t on)
2555 {
2556         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2557
2558         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2559         if (mirror_conf->rule_type == 0) {
2560                 RTE_PMD_DEBUG_TRACE("mirror rule type can not be 0.\n");
2561                 return -EINVAL;
2562         }
2563
2564         if (mirror_conf->dst_pool >= ETH_64_POOLS) {
2565                 RTE_PMD_DEBUG_TRACE("Invalid dst pool, pool id must be 0-%d\n",
2566                                 ETH_64_POOLS - 1);
2567                 return -EINVAL;
2568         }
2569
2570         if ((mirror_conf->rule_type & (ETH_MIRROR_VIRTUAL_POOL_UP |
2571              ETH_MIRROR_VIRTUAL_POOL_DOWN)) &&
2572             (mirror_conf->pool_mask == 0)) {
2573                 RTE_PMD_DEBUG_TRACE("Invalid mirror pool, pool mask can not be 0.\n");
2574                 return -EINVAL;
2575         }
2576
2577         if ((mirror_conf->rule_type & ETH_MIRROR_VLAN) &&
2578             mirror_conf->vlan.vlan_mask == 0) {
2579                 RTE_PMD_DEBUG_TRACE("Invalid vlan mask, vlan mask can not be 0.\n");
2580                 return -EINVAL;
2581         }
2582
2583         dev = &rte_eth_devices[port_id];
2584         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
2585
2586         return (*dev->dev_ops->mirror_rule_set)(dev, mirror_conf, rule_id, on);
2587 }
2588
2589 int
2590 rte_eth_mirror_rule_reset(uint8_t port_id, uint8_t rule_id)
2591 {
2592         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2593
2594         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2595
2596         dev = &rte_eth_devices[port_id];
2597         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
2598
2599         return (*dev->dev_ops->mirror_rule_reset)(dev, rule_id);
2600 }
2601
2602 int
2603 rte_eth_dev_callback_register(uint8_t port_id,
2604                         enum rte_eth_event_type event,
2605                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2606 {
2607         struct rte_eth_dev *dev;
2608         struct rte_eth_dev_callback *user_cb;
2609
2610         if (!cb_fn)
2611                 return -EINVAL;
2612
2613         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2614
2615         dev = &rte_eth_devices[port_id];
2616         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2617
2618         TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
2619                 if (user_cb->cb_fn == cb_fn &&
2620                         user_cb->cb_arg == cb_arg &&
2621                         user_cb->event == event) {
2622                         break;
2623                 }
2624         }
2625
2626         /* create a new callback. */
2627         if (user_cb == NULL)
2628                 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
2629                                         sizeof(struct rte_eth_dev_callback), 0);
2630         if (user_cb != NULL) {
2631                 user_cb->cb_fn = cb_fn;
2632                 user_cb->cb_arg = cb_arg;
2633                 user_cb->event = event;
2634                 TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
2635         }
2636
2637         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2638         return (user_cb == NULL) ? -ENOMEM : 0;
2639 }
2640
2641 int
2642 rte_eth_dev_callback_unregister(uint8_t port_id,
2643                         enum rte_eth_event_type event,
2644                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2645 {
2646         int ret;
2647         struct rte_eth_dev *dev;
2648         struct rte_eth_dev_callback *cb, *next;
2649
2650         if (!cb_fn)
2651                 return -EINVAL;
2652
2653         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2654
2655         dev = &rte_eth_devices[port_id];
2656         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2657
2658         ret = 0;
2659         for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
2660
2661                 next = TAILQ_NEXT(cb, next);
2662
2663                 if (cb->cb_fn != cb_fn || cb->event != event ||
2664                                 (cb->cb_arg != (void *)-1 &&
2665                                 cb->cb_arg != cb_arg))
2666                         continue;
2667
2668                 /*
2669                  * if this callback is not executing right now,
2670                  * then remove it.
2671                  */
2672                 if (cb->active == 0) {
2673                         TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
2674                         rte_free(cb);
2675                 } else {
2676                         ret = -EAGAIN;
2677                 }
2678         }
2679
2680         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2681         return ret;
2682 }
2683
2684 void
2685 _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
2686         enum rte_eth_event_type event)
2687 {
2688         struct rte_eth_dev_callback *cb_lst;
2689         struct rte_eth_dev_callback dev_cb;
2690
2691         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2692         TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
2693                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
2694                         continue;
2695                 dev_cb = *cb_lst;
2696                 cb_lst->active = 1;
2697                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2698                 dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
2699                                                 dev_cb.cb_arg);
2700                 rte_spinlock_lock(&rte_eth_dev_cb_lock);
2701                 cb_lst->active = 0;
2702         }
2703         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2704 }
2705
2706 int
2707 rte_eth_dev_rx_intr_ctl(uint8_t port_id, int epfd, int op, void *data)
2708 {
2709         uint32_t vec;
2710         struct rte_eth_dev *dev;
2711         struct rte_intr_handle *intr_handle;
2712         uint16_t qid;
2713         int rc;
2714
2715         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2716
2717         dev = &rte_eth_devices[port_id];
2718         intr_handle = &dev->pci_dev->intr_handle;
2719         if (!intr_handle->intr_vec) {
2720                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2721                 return -EPERM;
2722         }
2723
2724         for (qid = 0; qid < dev->data->nb_rx_queues; qid++) {
2725                 vec = intr_handle->intr_vec[qid];
2726                 rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2727                 if (rc && rc != -EEXIST) {
2728                         RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2729                                         " op %d epfd %d vec %u\n",
2730                                         port_id, qid, op, epfd, vec);
2731                 }
2732         }
2733
2734         return 0;
2735 }
2736
2737 const struct rte_memzone *
2738 rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
2739                          uint16_t queue_id, size_t size, unsigned align,
2740                          int socket_id)
2741 {
2742         char z_name[RTE_MEMZONE_NAMESIZE];
2743         const struct rte_memzone *mz;
2744
2745         snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
2746                  dev->driver->pci_drv.name, ring_name,
2747                  dev->data->port_id, queue_id);
2748
2749         mz = rte_memzone_lookup(z_name);
2750         if (mz)
2751                 return mz;
2752
2753         if (rte_xen_dom0_supported())
2754                 return rte_memzone_reserve_bounded(z_name, size, socket_id,
2755                                                    0, align, RTE_PGSIZE_2M);
2756         else
2757                 return rte_memzone_reserve_aligned(z_name, size, socket_id,
2758                                                    0, align);
2759 }
2760
2761 int
2762 rte_eth_dev_rx_intr_ctl_q(uint8_t port_id, uint16_t queue_id,
2763                           int epfd, int op, void *data)
2764 {
2765         uint32_t vec;
2766         struct rte_eth_dev *dev;
2767         struct rte_intr_handle *intr_handle;
2768         int rc;
2769
2770         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2771
2772         dev = &rte_eth_devices[port_id];
2773         if (queue_id >= dev->data->nb_rx_queues) {
2774                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%u\n", queue_id);
2775                 return -EINVAL;
2776         }
2777
2778         intr_handle = &dev->pci_dev->intr_handle;
2779         if (!intr_handle->intr_vec) {
2780                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2781                 return -EPERM;
2782         }
2783
2784         vec = intr_handle->intr_vec[queue_id];
2785         rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2786         if (rc && rc != -EEXIST) {
2787                 RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2788                                 " op %d epfd %d vec %u\n",
2789                                 port_id, queue_id, op, epfd, vec);
2790                 return rc;
2791         }
2792
2793         return 0;
2794 }
2795
2796 int
2797 rte_eth_dev_rx_intr_enable(uint8_t port_id,
2798                            uint16_t queue_id)
2799 {
2800         struct rte_eth_dev *dev;
2801
2802         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2803
2804         dev = &rte_eth_devices[port_id];
2805
2806         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
2807         return (*dev->dev_ops->rx_queue_intr_enable)(dev, queue_id);
2808 }
2809
2810 int
2811 rte_eth_dev_rx_intr_disable(uint8_t port_id,
2812                             uint16_t queue_id)
2813 {
2814         struct rte_eth_dev *dev;
2815
2816         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2817
2818         dev = &rte_eth_devices[port_id];
2819
2820         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
2821         return (*dev->dev_ops->rx_queue_intr_disable)(dev, queue_id);
2822 }
2823
2824 #ifdef RTE_NIC_BYPASS
2825 int rte_eth_dev_bypass_init(uint8_t port_id)
2826 {
2827         struct rte_eth_dev *dev;
2828
2829         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2830
2831         dev = &rte_eth_devices[port_id];
2832         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_init, -ENOTSUP);
2833         (*dev->dev_ops->bypass_init)(dev);
2834         return 0;
2835 }
2836
2837 int
2838 rte_eth_dev_bypass_state_show(uint8_t port_id, uint32_t *state)
2839 {
2840         struct rte_eth_dev *dev;
2841
2842         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2843
2844         dev = &rte_eth_devices[port_id];
2845         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2846         (*dev->dev_ops->bypass_state_show)(dev, state);
2847         return 0;
2848 }
2849
2850 int
2851 rte_eth_dev_bypass_state_set(uint8_t port_id, uint32_t *new_state)
2852 {
2853         struct rte_eth_dev *dev;
2854
2855         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2856
2857         dev = &rte_eth_devices[port_id];
2858         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_set, -ENOTSUP);
2859         (*dev->dev_ops->bypass_state_set)(dev, new_state);
2860         return 0;
2861 }
2862
2863 int
2864 rte_eth_dev_bypass_event_show(uint8_t port_id, uint32_t event, uint32_t *state)
2865 {
2866         struct rte_eth_dev *dev;
2867
2868         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2869
2870         dev = &rte_eth_devices[port_id];
2871         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2872         (*dev->dev_ops->bypass_event_show)(dev, event, state);
2873         return 0;
2874 }
2875
2876 int
2877 rte_eth_dev_bypass_event_store(uint8_t port_id, uint32_t event, uint32_t state)
2878 {
2879         struct rte_eth_dev *dev;
2880
2881         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2882
2883         dev = &rte_eth_devices[port_id];
2884
2885         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_event_set, -ENOTSUP);
2886         (*dev->dev_ops->bypass_event_set)(dev, event, state);
2887         return 0;
2888 }
2889
2890 int
2891 rte_eth_dev_wd_timeout_store(uint8_t port_id, uint32_t timeout)
2892 {
2893         struct rte_eth_dev *dev;
2894
2895         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2896
2897         dev = &rte_eth_devices[port_id];
2898
2899         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_set, -ENOTSUP);
2900         (*dev->dev_ops->bypass_wd_timeout_set)(dev, timeout);
2901         return 0;
2902 }
2903
2904 int
2905 rte_eth_dev_bypass_ver_show(uint8_t port_id, uint32_t *ver)
2906 {
2907         struct rte_eth_dev *dev;
2908
2909         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2910
2911         dev = &rte_eth_devices[port_id];
2912
2913         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_ver_show, -ENOTSUP);
2914         (*dev->dev_ops->bypass_ver_show)(dev, ver);
2915         return 0;
2916 }
2917
2918 int
2919 rte_eth_dev_bypass_wd_timeout_show(uint8_t port_id, uint32_t *wd_timeout)
2920 {
2921         struct rte_eth_dev *dev;
2922
2923         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2924
2925         dev = &rte_eth_devices[port_id];
2926
2927         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_show, -ENOTSUP);
2928         (*dev->dev_ops->bypass_wd_timeout_show)(dev, wd_timeout);
2929         return 0;
2930 }
2931
2932 int
2933 rte_eth_dev_bypass_wd_reset(uint8_t port_id)
2934 {
2935         struct rte_eth_dev *dev;
2936
2937         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2938
2939         dev = &rte_eth_devices[port_id];
2940
2941         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_reset, -ENOTSUP);
2942         (*dev->dev_ops->bypass_wd_reset)(dev);
2943         return 0;
2944 }
2945 #endif
2946
2947 int
2948 rte_eth_dev_filter_supported(uint8_t port_id, enum rte_filter_type filter_type)
2949 {
2950         struct rte_eth_dev *dev;
2951
2952         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2953
2954         dev = &rte_eth_devices[port_id];
2955         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2956         return (*dev->dev_ops->filter_ctrl)(dev, filter_type,
2957                                 RTE_ETH_FILTER_NOP, NULL);
2958 }
2959
2960 int
2961 rte_eth_dev_filter_ctrl(uint8_t port_id, enum rte_filter_type filter_type,
2962                        enum rte_filter_op filter_op, void *arg)
2963 {
2964         struct rte_eth_dev *dev;
2965
2966         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2967
2968         dev = &rte_eth_devices[port_id];
2969         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2970         return (*dev->dev_ops->filter_ctrl)(dev, filter_type, filter_op, arg);
2971 }
2972
2973 void *
2974 rte_eth_add_rx_callback(uint8_t port_id, uint16_t queue_id,
2975                 rte_rx_callback_fn fn, void *user_param)
2976 {
2977 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2978         rte_errno = ENOTSUP;
2979         return NULL;
2980 #endif
2981         /* check input parameters */
2982         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2983                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2984                 rte_errno = EINVAL;
2985                 return NULL;
2986         }
2987         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2988
2989         if (cb == NULL) {
2990                 rte_errno = ENOMEM;
2991                 return NULL;
2992         }
2993
2994         cb->fn.rx = fn;
2995         cb->param = user_param;
2996
2997         rte_spinlock_lock(&rte_eth_rx_cb_lock);
2998         /* Add the callbacks in fifo order. */
2999         struct rte_eth_rxtx_callback *tail =
3000                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
3001
3002         if (!tail) {
3003                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
3004
3005         } else {
3006                 while (tail->next)
3007                         tail = tail->next;
3008                 tail->next = cb;
3009         }
3010         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3011
3012         return cb;
3013 }
3014
3015 void *
3016 rte_eth_add_first_rx_callback(uint8_t port_id, uint16_t queue_id,
3017                 rte_rx_callback_fn fn, void *user_param)
3018 {
3019 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3020         rte_errno = ENOTSUP;
3021         return NULL;
3022 #endif
3023         /* check input parameters */
3024         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3025                 queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
3026                 rte_errno = EINVAL;
3027                 return NULL;
3028         }
3029
3030         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3031
3032         if (cb == NULL) {
3033                 rte_errno = ENOMEM;
3034                 return NULL;
3035         }
3036
3037         cb->fn.rx = fn;
3038         cb->param = user_param;
3039
3040         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3041         /* Add the callbacks at fisrt position*/
3042         cb->next = rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
3043         rte_smp_wmb();
3044         rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
3045         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3046
3047         return cb;
3048 }
3049
3050 void *
3051 rte_eth_add_tx_callback(uint8_t port_id, uint16_t queue_id,
3052                 rte_tx_callback_fn fn, void *user_param)
3053 {
3054 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3055         rte_errno = ENOTSUP;
3056         return NULL;
3057 #endif
3058         /* check input parameters */
3059         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3060                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
3061                 rte_errno = EINVAL;
3062                 return NULL;
3063         }
3064
3065         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3066
3067         if (cb == NULL) {
3068                 rte_errno = ENOMEM;
3069                 return NULL;
3070         }
3071
3072         cb->fn.tx = fn;
3073         cb->param = user_param;
3074
3075         rte_spinlock_lock(&rte_eth_tx_cb_lock);
3076         /* Add the callbacks in fifo order. */
3077         struct rte_eth_rxtx_callback *tail =
3078                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id];
3079
3080         if (!tail) {
3081                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id] = cb;
3082
3083         } else {
3084                 while (tail->next)
3085                         tail = tail->next;
3086                 tail->next = cb;
3087         }
3088         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3089
3090         return cb;
3091 }
3092
3093 int
3094 rte_eth_remove_rx_callback(uint8_t port_id, uint16_t queue_id,
3095                 struct rte_eth_rxtx_callback *user_cb)
3096 {
3097 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3098         return -ENOTSUP;
3099 #endif
3100         /* Check input parameters. */
3101         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3102         if (user_cb == NULL ||
3103                         queue_id >= rte_eth_devices[port_id].data->nb_rx_queues)
3104                 return -EINVAL;
3105
3106         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3107         struct rte_eth_rxtx_callback *cb;
3108         struct rte_eth_rxtx_callback **prev_cb;
3109         int ret = -EINVAL;
3110
3111         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3112         prev_cb = &dev->post_rx_burst_cbs[queue_id];
3113         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3114                 cb = *prev_cb;
3115                 if (cb == user_cb) {
3116                         /* Remove the user cb from the callback list. */
3117                         *prev_cb = cb->next;
3118                         ret = 0;
3119                         break;
3120                 }
3121         }
3122         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3123
3124         return ret;
3125 }
3126
3127 int
3128 rte_eth_remove_tx_callback(uint8_t port_id, uint16_t queue_id,
3129                 struct rte_eth_rxtx_callback *user_cb)
3130 {
3131 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3132         return -ENOTSUP;
3133 #endif
3134         /* Check input parameters. */
3135         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3136         if (user_cb == NULL ||
3137                         queue_id >= rte_eth_devices[port_id].data->nb_tx_queues)
3138                 return -EINVAL;
3139
3140         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3141         int ret = -EINVAL;
3142         struct rte_eth_rxtx_callback *cb;
3143         struct rte_eth_rxtx_callback **prev_cb;
3144
3145         rte_spinlock_lock(&rte_eth_tx_cb_lock);
3146         prev_cb = &dev->pre_tx_burst_cbs[queue_id];
3147         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3148                 cb = *prev_cb;
3149                 if (cb == user_cb) {
3150                         /* Remove the user cb from the callback list. */
3151                         *prev_cb = cb->next;
3152                         ret = 0;
3153                         break;
3154                 }
3155         }
3156         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3157
3158         return ret;
3159 }
3160
3161 int
3162 rte_eth_rx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3163         struct rte_eth_rxq_info *qinfo)
3164 {
3165         struct rte_eth_dev *dev;
3166
3167         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3168
3169         if (qinfo == NULL)
3170                 return -EINVAL;
3171
3172         dev = &rte_eth_devices[port_id];
3173         if (queue_id >= dev->data->nb_rx_queues) {
3174                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
3175                 return -EINVAL;
3176         }
3177
3178         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
3179
3180         memset(qinfo, 0, sizeof(*qinfo));
3181         dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
3182         return 0;
3183 }
3184
3185 int
3186 rte_eth_tx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3187         struct rte_eth_txq_info *qinfo)
3188 {
3189         struct rte_eth_dev *dev;
3190
3191         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3192
3193         if (qinfo == NULL)
3194                 return -EINVAL;
3195
3196         dev = &rte_eth_devices[port_id];
3197         if (queue_id >= dev->data->nb_tx_queues) {
3198                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
3199                 return -EINVAL;
3200         }
3201
3202         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
3203
3204         memset(qinfo, 0, sizeof(*qinfo));
3205         dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
3206         return 0;
3207 }
3208
3209 int
3210 rte_eth_dev_set_mc_addr_list(uint8_t port_id,
3211                              struct ether_addr *mc_addr_set,
3212                              uint32_t nb_mc_addr)
3213 {
3214         struct rte_eth_dev *dev;
3215
3216         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3217
3218         dev = &rte_eth_devices[port_id];
3219         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_mc_addr_list, -ENOTSUP);
3220         return dev->dev_ops->set_mc_addr_list(dev, mc_addr_set, nb_mc_addr);
3221 }
3222
3223 int
3224 rte_eth_timesync_enable(uint8_t port_id)
3225 {
3226         struct rte_eth_dev *dev;
3227
3228         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3229         dev = &rte_eth_devices[port_id];
3230
3231         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
3232         return (*dev->dev_ops->timesync_enable)(dev);
3233 }
3234
3235 int
3236 rte_eth_timesync_disable(uint8_t port_id)
3237 {
3238         struct rte_eth_dev *dev;
3239
3240         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3241         dev = &rte_eth_devices[port_id];
3242
3243         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
3244         return (*dev->dev_ops->timesync_disable)(dev);
3245 }
3246
3247 int
3248 rte_eth_timesync_read_rx_timestamp(uint8_t port_id, struct timespec *timestamp,
3249                                    uint32_t flags)
3250 {
3251         struct rte_eth_dev *dev;
3252
3253         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3254         dev = &rte_eth_devices[port_id];
3255
3256         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp, -ENOTSUP);
3257         return (*dev->dev_ops->timesync_read_rx_timestamp)(dev, timestamp, flags);
3258 }
3259
3260 int
3261 rte_eth_timesync_read_tx_timestamp(uint8_t port_id, struct timespec *timestamp)
3262 {
3263         struct rte_eth_dev *dev;
3264
3265         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3266         dev = &rte_eth_devices[port_id];
3267
3268         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp, -ENOTSUP);
3269         return (*dev->dev_ops->timesync_read_tx_timestamp)(dev, timestamp);
3270 }
3271
3272 int
3273 rte_eth_timesync_adjust_time(uint8_t port_id, int64_t delta)
3274 {
3275         struct rte_eth_dev *dev;
3276
3277         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3278         dev = &rte_eth_devices[port_id];
3279
3280         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_adjust_time, -ENOTSUP);
3281         return (*dev->dev_ops->timesync_adjust_time)(dev, delta);
3282 }
3283
3284 int
3285 rte_eth_timesync_read_time(uint8_t port_id, struct timespec *timestamp)
3286 {
3287         struct rte_eth_dev *dev;
3288
3289         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3290         dev = &rte_eth_devices[port_id];
3291
3292         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_time, -ENOTSUP);
3293         return (*dev->dev_ops->timesync_read_time)(dev, timestamp);
3294 }
3295
3296 int
3297 rte_eth_timesync_write_time(uint8_t port_id, const struct timespec *timestamp)
3298 {
3299         struct rte_eth_dev *dev;
3300
3301         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3302         dev = &rte_eth_devices[port_id];
3303
3304         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_write_time, -ENOTSUP);
3305         return (*dev->dev_ops->timesync_write_time)(dev, timestamp);
3306 }
3307
3308 int
3309 rte_eth_dev_get_reg_length(uint8_t port_id)
3310 {
3311         struct rte_eth_dev *dev;
3312
3313         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3314
3315         dev = &rte_eth_devices[port_id];
3316         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg_length, -ENOTSUP);
3317         return (*dev->dev_ops->get_reg_length)(dev);
3318 }
3319
3320 int
3321 rte_eth_dev_get_reg_info(uint8_t port_id, struct rte_dev_reg_info *info)
3322 {
3323         struct rte_eth_dev *dev;
3324
3325         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3326
3327         dev = &rte_eth_devices[port_id];
3328         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
3329         return (*dev->dev_ops->get_reg)(dev, info);
3330 }
3331
3332 int
3333 rte_eth_dev_get_eeprom_length(uint8_t port_id)
3334 {
3335         struct rte_eth_dev *dev;
3336
3337         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3338
3339         dev = &rte_eth_devices[port_id];
3340         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
3341         return (*dev->dev_ops->get_eeprom_length)(dev);
3342 }
3343
3344 int
3345 rte_eth_dev_get_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3346 {
3347         struct rte_eth_dev *dev;
3348
3349         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3350
3351         dev = &rte_eth_devices[port_id];
3352         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
3353         return (*dev->dev_ops->get_eeprom)(dev, info);
3354 }
3355
3356 int
3357 rte_eth_dev_set_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3358 {
3359         struct rte_eth_dev *dev;
3360
3361         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3362
3363         dev = &rte_eth_devices[port_id];
3364         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
3365         return (*dev->dev_ops->set_eeprom)(dev, info);
3366 }
3367
3368 int
3369 rte_eth_dev_get_dcb_info(uint8_t port_id,
3370                              struct rte_eth_dcb_info *dcb_info)
3371 {
3372         struct rte_eth_dev *dev;
3373
3374         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3375
3376         dev = &rte_eth_devices[port_id];
3377         memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
3378
3379         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
3380         return (*dev->dev_ops->get_dcb_info)(dev, dcb_info);
3381 }
3382
3383 void
3384 rte_eth_copy_pci_info(struct rte_eth_dev *eth_dev, struct rte_pci_device *pci_dev)
3385 {
3386         if ((eth_dev == NULL) || (pci_dev == NULL)) {
3387                 RTE_PMD_DEBUG_TRACE("NULL pointer eth_dev=%p pci_dev=%p\n",
3388                                 eth_dev, pci_dev);
3389                 return;
3390         }
3391
3392         eth_dev->data->dev_flags = 0;
3393         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_INTR_LSC)
3394                 eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC;
3395         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_DETACHABLE)
3396                 eth_dev->data->dev_flags |= RTE_ETH_DEV_DETACHABLE;
3397
3398         eth_dev->data->kdrv = pci_dev->kdrv;
3399         eth_dev->data->numa_node = pci_dev->numa_node;
3400         eth_dev->data->drv_name = pci_dev->driver->name;
3401 }
3402
3403 int
3404 rte_eth_dev_l2_tunnel_eth_type_conf(uint8_t port_id,
3405                                     struct rte_eth_l2_tunnel_conf *l2_tunnel)
3406 {
3407         struct rte_eth_dev *dev;
3408
3409         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3410         if (l2_tunnel == NULL) {
3411                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3412                 return -EINVAL;
3413         }
3414
3415         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3416                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
3417                 return -EINVAL;
3418         }
3419
3420         dev = &rte_eth_devices[port_id];
3421         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_eth_type_conf,
3422                                 -ENOTSUP);
3423         return (*dev->dev_ops->l2_tunnel_eth_type_conf)(dev, l2_tunnel);
3424 }
3425
3426 int
3427 rte_eth_dev_l2_tunnel_offload_set(uint8_t port_id,
3428                                   struct rte_eth_l2_tunnel_conf *l2_tunnel,
3429                                   uint32_t mask,
3430                                   uint8_t en)
3431 {
3432         struct rte_eth_dev *dev;
3433
3434         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3435
3436         if (l2_tunnel == NULL) {
3437                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3438                 return -EINVAL;
3439         }
3440
3441         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3442                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type.\n");
3443                 return -EINVAL;
3444         }
3445
3446         if (mask == 0) {
3447                 RTE_PMD_DEBUG_TRACE("Mask should have a value.\n");
3448                 return -EINVAL;
3449         }
3450
3451         dev = &rte_eth_devices[port_id];
3452         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_offload_set,
3453                                 -ENOTSUP);
3454         return (*dev->dev_ops->l2_tunnel_offload_set)(dev, l2_tunnel, mask, en);
3455 }