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 /* store statistics names and its offset in stats structure  */
  81 struct rte_eth_xstats_name_off {
  82         char name[RTE_ETH_XSTATS_NAME_SIZE];
  83         unsigned offset;
  84 };
  85
  86 static const struct rte_eth_xstats_name_off rte_stats_strings[] = {
  87         {"rx_good_packets", offsetof(struct rte_eth_stats, ipackets)},
  88         {"tx_good_packets", offsetof(struct rte_eth_stats, opackets)},
  89         {"rx_good_bytes", offsetof(struct rte_eth_stats, ibytes)},
  90         {"tx_good_bytes", offsetof(struct rte_eth_stats, obytes)},
  91         {"rx_errors", offsetof(struct rte_eth_stats, ierrors)},
  92         {"tx_errors", offsetof(struct rte_eth_stats, oerrors)},
  93         {"rx_mbuf_allocation_errors", offsetof(struct rte_eth_stats,
  94                 rx_nombuf)},
  95 };
  96
  97 #define RTE_NB_STATS (sizeof(rte_stats_strings) / sizeof(rte_stats_strings[0]))
  98
  99 static const struct rte_eth_xstats_name_off rte_rxq_stats_strings[] = {
 100         {"packets", offsetof(struct rte_eth_stats, q_ipackets)},
 101         {"bytes", offsetof(struct rte_eth_stats, q_ibytes)},
 102         {"errors", offsetof(struct rte_eth_stats, q_errors)},
 103 };
 104
 105 #define RTE_NB_RXQ_STATS (sizeof(rte_rxq_stats_strings) /       \
 106                 sizeof(rte_rxq_stats_strings[0]))
 107
 108 static const struct rte_eth_xstats_name_off rte_txq_stats_strings[] = {
 109         {"packets", offsetof(struct rte_eth_stats, q_opackets)},
 110         {"bytes", offsetof(struct rte_eth_stats, q_obytes)},
 111 };
 112 #define RTE_NB_TXQ_STATS (sizeof(rte_txq_stats_strings) /       \
 113                 sizeof(rte_txq_stats_strings[0]))
 114
 115
 116 /**
 117  * The user application callback description.
 118  *
 119  * It contains callback address to be registered by user application,
 120  * the pointer to the parameters for callback, and the event type.
 121  */
 122 struct rte_eth_dev_callback {
 123         TAILQ_ENTRY(rte_eth_dev_callback) next; /**< Callbacks list */
 124         rte_eth_dev_cb_fn cb_fn;                /**< Callback address */
 125         void *cb_arg;                           /**< Parameter for callback */
 126         enum rte_eth_event_type event;          /**< Interrupt event type */
 127         uint32_t active;                        /**< Callback is executing */
 128 };
 129
 130 enum {
 131         STAT_QMAP_TX = 0,
 132         STAT_QMAP_RX
 133 };
 134
 135 enum {
 136         DEV_DETACHED = 0,
 137         DEV_ATTACHED
 138 };
 139
 140 static void
 141 rte_eth_dev_data_alloc(void)
 142 {
 143         const unsigned flags = 0;
 144         const struct rte_memzone *mz;
 145
 146         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 147                 mz = rte_memzone_reserve(MZ_RTE_ETH_DEV_DATA,
 148                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data),
 149                                 rte_socket_id(), flags);
 150         } else
 151                 mz = rte_memzone_lookup(MZ_RTE_ETH_DEV_DATA);
 152         if (mz == NULL)
 153                 rte_panic("Cannot allocate memzone for ethernet port data\n");
 154
 155         rte_eth_dev_data = mz->addr;
 156         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 157                 memset(rte_eth_dev_data, 0,
 158                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data));
 159 }
 160
 161 struct rte_eth_dev *
 162 rte_eth_dev_allocated(const char *name)
 163 {
 164         unsigned i;
 165
 166         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 167                 if ((rte_eth_devices[i].attached == DEV_ATTACHED) &&
 168                     strcmp(rte_eth_devices[i].data->name, name) == 0)
 169                         return &rte_eth_devices[i];
 170         }
 171         return NULL;
 172 }
 173
 174 static uint8_t
 175 rte_eth_dev_find_free_port(void)
 176 {
 177         unsigned i;
 178
 179         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 180                 if (rte_eth_devices[i].attached == DEV_DETACHED)
 181                         return i;
 182         }
 183         return RTE_MAX_ETHPORTS;
 184 }
 185
 186 struct rte_eth_dev *
 187 rte_eth_dev_allocate(const char *name, enum rte_eth_dev_type type)
 188 {
 189         uint8_t port_id;
 190         struct rte_eth_dev *eth_dev;
 191
 192         port_id = rte_eth_dev_find_free_port();
 193         if (port_id == RTE_MAX_ETHPORTS) {
 194                 RTE_PMD_DEBUG_TRACE("Reached maximum number of Ethernet ports\n");
 195                 return NULL;
 196         }
 197
 198         if (rte_eth_dev_data == NULL)
 199                 rte_eth_dev_data_alloc();
 200
 201         if (rte_eth_dev_allocated(name) != NULL) {
 202                 RTE_PMD_DEBUG_TRACE("Ethernet Device with name %s already allocated!\n",
 203                                 name);
 204                 return NULL;
 205         }
 206
 207         eth_dev = &rte_eth_devices[port_id];
 208         eth_dev->data = &rte_eth_dev_data[port_id];
 209         snprintf(eth_dev->data->name, sizeof(eth_dev->data->name), "%s", name);
 210         eth_dev->data->port_id = port_id;
 211         eth_dev->attached = DEV_ATTACHED;
 212         eth_dev->dev_type = type;
 213         nb_ports++;
 214         return eth_dev;
 215 }
 216
 217 static int
 218 rte_eth_dev_create_unique_device_name(char *name, size_t size,
 219                 struct rte_pci_device *pci_dev)
 220 {
 221         int ret;
 222
 223         ret = snprintf(name, size, "%d:%d.%d",
 224                         pci_dev->addr.bus, pci_dev->addr.devid,
 225                         pci_dev->addr.function);
 226         if (ret < 0)
 227                 return ret;
 228         return 0;
 229 }
 230
 231 int
 232 rte_eth_dev_release_port(struct rte_eth_dev *eth_dev)
 233 {
 234         if (eth_dev == NULL)
 235                 return -EINVAL;
 236
 237         eth_dev->attached = DEV_DETACHED;
 238         nb_ports--;
 239         return 0;
 240 }
 241
 242 static int
 243 rte_eth_dev_init(struct rte_pci_driver *pci_drv,
 244                  struct rte_pci_device *pci_dev)
 245 {
 246         struct eth_driver    *eth_drv;
 247         struct rte_eth_dev *eth_dev;
 248         char ethdev_name[RTE_ETH_NAME_MAX_LEN];
 249
 250         int diag;
 251
 252         eth_drv = (struct eth_driver *)pci_drv;
 253
 254         /* Create unique Ethernet device name using PCI address */
 255         rte_eth_dev_create_unique_device_name(ethdev_name,
 256                         sizeof(ethdev_name), pci_dev);
 257
 258         eth_dev = rte_eth_dev_allocate(ethdev_name, RTE_ETH_DEV_PCI);
 259         if (eth_dev == NULL)
 260                 return -ENOMEM;
 261
 262         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 263                 eth_dev->data->dev_private = rte_zmalloc("ethdev private structure",
 264                                   eth_drv->dev_private_size,
 265                                   RTE_CACHE_LINE_SIZE);
 266                 if (eth_dev->data->dev_private == NULL)
 267                         rte_panic("Cannot allocate memzone for private port data\n");
 268         }
 269         eth_dev->pci_dev = pci_dev;
 270         eth_dev->driver = eth_drv;
 271         eth_dev->data->rx_mbuf_alloc_failed = 0;
 272
 273         /* init user callbacks */
 274         TAILQ_INIT(&(eth_dev->link_intr_cbs));
 275
 276         /*
 277          * Set the default MTU.
 278          */
 279         eth_dev->data->mtu = ETHER_MTU;
 280
 281         /* Invoke PMD device initialization function */
 282         diag = (*eth_drv->eth_dev_init)(eth_dev);
 283         if (diag == 0)
 284                 return 0;
 285
 286         RTE_PMD_DEBUG_TRACE("driver %s: eth_dev_init(vendor_id=0x%u device_id=0x%x) failed\n",
 287                         pci_drv->name,
 288                         (unsigned) pci_dev->id.vendor_id,
 289                         (unsigned) pci_dev->id.device_id);
 290         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 291                 rte_free(eth_dev->data->dev_private);
 292         rte_eth_dev_release_port(eth_dev);
 293         return diag;
 294 }
 295
 296 static int
 297 rte_eth_dev_uninit(struct rte_pci_device *pci_dev)
 298 {
 299         const struct eth_driver *eth_drv;
 300         struct rte_eth_dev *eth_dev;
 301         char ethdev_name[RTE_ETH_NAME_MAX_LEN];
 302         int ret;
 303
 304         if (pci_dev == NULL)
 305                 return -EINVAL;
 306
 307         /* Create unique Ethernet device name using PCI address */
 308         rte_eth_dev_create_unique_device_name(ethdev_name,
 309                         sizeof(ethdev_name), pci_dev);
 310
 311         eth_dev = rte_eth_dev_allocated(ethdev_name);
 312         if (eth_dev == NULL)
 313                 return -ENODEV;
 314
 315         eth_drv = (const struct eth_driver *)pci_dev->driver;
 316
 317         /* Invoke PMD device uninit function */
 318         if (*eth_drv->eth_dev_uninit) {
 319                 ret = (*eth_drv->eth_dev_uninit)(eth_dev);
 320                 if (ret)
 321                         return ret;
 322         }
 323
 324         /* free ether device */
 325         rte_eth_dev_release_port(eth_dev);
 326
 327         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 328                 rte_free(eth_dev->data->dev_private);
 329
 330         eth_dev->pci_dev = NULL;
 331         eth_dev->driver = NULL;
 332         eth_dev->data = NULL;
 333
 334         return 0;
 335 }
 336
 337 /**
 338  * Register an Ethernet [Poll Mode] driver.
 339  *
 340  * Function invoked by the initialization function of an Ethernet driver
 341  * to simultaneously register itself as a PCI driver and as an Ethernet
 342  * Poll Mode Driver.
 343  * Invokes the rte_eal_pci_register() function to register the *pci_drv*
 344  * structure embedded in the *eth_drv* structure, after having stored the
 345  * address of the rte_eth_dev_init() function in the *devinit* field of
 346  * the *pci_drv* structure.
 347  * During the PCI probing phase, the rte_eth_dev_init() function is
 348  * invoked for each PCI [Ethernet device] matching the embedded PCI
 349  * identifiers provided by the driver.
 350  */
 351 void
 352 rte_eth_driver_register(struct eth_driver *eth_drv)
 353 {
 354         eth_drv->pci_drv.devinit = rte_eth_dev_init;
 355         eth_drv->pci_drv.devuninit = rte_eth_dev_uninit;
 356         rte_eal_pci_register(&eth_drv->pci_drv);
 357 }
 358
 359 int
 360 rte_eth_dev_is_valid_port(uint8_t port_id)
 361 {
 362         if (port_id >= RTE_MAX_ETHPORTS ||
 363             rte_eth_devices[port_id].attached != DEV_ATTACHED)
 364                 return 0;
 365         else
 366                 return 1;
 367 }
 368
 369 int
 370 rte_eth_dev_socket_id(uint8_t port_id)
 371 {
 372         if (!rte_eth_dev_is_valid_port(port_id))
 373                 return -1;
 374         return rte_eth_devices[port_id].data->numa_node;
 375 }
 376
 377 uint8_t
 378 rte_eth_dev_count(void)
 379 {
 380         return nb_ports;
 381 }
 382
 383 static enum rte_eth_dev_type
 384 rte_eth_dev_get_device_type(uint8_t port_id)
 385 {
 386         if (!rte_eth_dev_is_valid_port(port_id))
 387                 return RTE_ETH_DEV_UNKNOWN;
 388         return rte_eth_devices[port_id].dev_type;
 389 }
 390
 391 static int
 392 rte_eth_dev_get_addr_by_port(uint8_t port_id, struct rte_pci_addr *addr)
 393 {
 394         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 395
 396         if (addr == NULL) {
 397                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 398                 return -EINVAL;
 399         }
 400
 401         *addr = rte_eth_devices[port_id].pci_dev->addr;
 402         return 0;
 403 }
 404
 405 static int
 406 rte_eth_dev_get_name_by_port(uint8_t port_id, char *name)
 407 {
 408         char *tmp;
 409
 410         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 411
 412         if (name == NULL) {
 413                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 414                 return -EINVAL;
 415         }
 416
 417         /* shouldn't check 'rte_eth_devices[i].data',
 418          * because it might be overwritten by VDEV PMD */
 419         tmp = rte_eth_dev_data[port_id].name;
 420         strcpy(name, tmp);
 421         return 0;
 422 }
 423
 424 static int
 425 rte_eth_dev_get_port_by_name(const char *name, uint8_t *port_id)
 426 {
 427         int i;
 428
 429         if (name == NULL) {
 430                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 431                 return -EINVAL;
 432         }
 433
 434         *port_id = RTE_MAX_ETHPORTS;
 435
 436         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 437
 438                 if (!strncmp(name,
 439                         rte_eth_dev_data[i].name, strlen(name))) {
 440
 441                         *port_id = i;
 442
 443                         return 0;
 444                 }
 445         }
 446         return -ENODEV;
 447 }
 448
 449 static int
 450 rte_eth_dev_get_port_by_addr(const struct rte_pci_addr *addr, uint8_t *port_id)
 451 {
 452         int i;
 453         struct rte_pci_device *pci_dev = NULL;
 454
 455         if (addr == NULL) {
 456                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 457                 return -EINVAL;
 458         }
 459
 460         *port_id = RTE_MAX_ETHPORTS;
 461
 462         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 463
 464                 pci_dev = rte_eth_devices[i].pci_dev;
 465
 466                 if (pci_dev &&
 467                         !rte_eal_compare_pci_addr(&pci_dev->addr, addr)) {
 468
 469                         *port_id = i;
 470
 471                         return 0;
 472                 }
 473         }
 474         return -ENODEV;
 475 }
 476
 477 static int
 478 rte_eth_dev_is_detachable(uint8_t port_id)
 479 {
 480         uint32_t dev_flags;
 481
 482         if (!rte_eth_dev_is_valid_port(port_id)) {
 483                 RTE_PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 484                 return -EINVAL;
 485         }
 486
 487         switch (rte_eth_devices[port_id].data->kdrv) {
 488         case RTE_KDRV_IGB_UIO:
 489         case RTE_KDRV_UIO_GENERIC:
 490         case RTE_KDRV_NIC_UIO:
 491         case RTE_KDRV_NONE:
 492                 break;
 493         case RTE_KDRV_VFIO:
 494         default:
 495                 return -ENOTSUP;
 496         }
 497         dev_flags = rte_eth_devices[port_id].data->dev_flags;
 498         if ((dev_flags & RTE_ETH_DEV_DETACHABLE) &&
 499                 (!(dev_flags & RTE_ETH_DEV_BONDED_SLAVE)))
 500                 return 0;
 501         else
 502                 return 1;
 503 }
 504
 505 /* attach the new physical device, then store port_id of the device */
 506 static int
 507 rte_eth_dev_attach_pdev(struct rte_pci_addr *addr, uint8_t *port_id)
 508 {
 509         /* re-construct pci_device_list */
 510         if (rte_eal_pci_scan())
 511                 goto err;
 512         /* Invoke probe func of the driver can handle the new device. */
 513         if (rte_eal_pci_probe_one(addr))
 514                 goto err;
 515
 516         if (rte_eth_dev_get_port_by_addr(addr, port_id))
 517                 goto err;
 518
 519         return 0;
 520 err:
 521         return -1;
 522 }
 523
 524 /* detach the new physical device, then store pci_addr of the device */
 525 static int
 526 rte_eth_dev_detach_pdev(uint8_t port_id, struct rte_pci_addr *addr)
 527 {
 528         struct rte_pci_addr freed_addr;
 529         struct rte_pci_addr vp;
 530
 531         /* get pci address by port id */
 532         if (rte_eth_dev_get_addr_by_port(port_id, &freed_addr))
 533                 goto err;
 534
 535         /* Zeroed pci addr means the port comes from virtual device */
 536         vp.domain = vp.bus = vp.devid = vp.function = 0;
 537         if (rte_eal_compare_pci_addr(&vp, &freed_addr) == 0)
 538                 goto err;
 539
 540         /* invoke devuninit func of the pci driver,
 541          * also remove the device from pci_device_list */
 542         if (rte_eal_pci_detach(&freed_addr))
 543                 goto err;
 544
 545         *addr = freed_addr;
 546         return 0;
 547 err:
 548         return -1;
 549 }
 550
 551 /* attach the new virtual device, then store port_id of the device */
 552 static int
 553 rte_eth_dev_attach_vdev(const char *vdevargs, uint8_t *port_id)
 554 {
 555         char *name = NULL, *args = NULL;
 556         int ret = -1;
 557
 558         /* parse vdevargs, then retrieve device name and args */
 559         if (rte_eal_parse_devargs_str(vdevargs, &name, &args))
 560                 goto end;
 561
 562         /* walk around dev_driver_list to find the driver of the device,
 563          * then invoke probe function of the driver.
 564          * rte_eal_vdev_init() updates port_id allocated after
 565          * initialization.
 566          */
 567         if (rte_eal_vdev_init(name, args))
 568                 goto end;
 569
 570         if (rte_eth_dev_get_port_by_name(name, port_id))
 571                 goto end;
 572
 573         ret = 0;
 574 end:
 575         free(name);
 576         free(args);
 577
 578         return ret;
 579 }
 580
 581 /* detach the new virtual device, then store the name of the device */
 582 static int
 583 rte_eth_dev_detach_vdev(uint8_t port_id, char *vdevname)
 584 {
 585         char name[RTE_ETH_NAME_MAX_LEN];
 586
 587         /* get device name by port id */
 588         if (rte_eth_dev_get_name_by_port(port_id, name))
 589                 goto err;
 590         /* walk around dev_driver_list to find the driver of the device,
 591          * then invoke uninit function of the driver */
 592         if (rte_eal_vdev_uninit(name))
 593                 goto err;
 594
 595         strncpy(vdevname, name, sizeof(name));
 596         return 0;
 597 err:
 598         return -1;
 599 }
 600
 601 /* attach the new device, then store port_id of the device */
 602 int
 603 rte_eth_dev_attach(const char *devargs, uint8_t *port_id)
 604 {
 605         struct rte_pci_addr addr;
 606         int ret = -1;
 607
 608         if ((devargs == NULL) || (port_id == NULL)) {
 609                 ret = -EINVAL;
 610                 goto err;
 611         }
 612
 613         if (eal_parse_pci_DomBDF(devargs, &addr) == 0) {
 614                 ret = rte_eth_dev_attach_pdev(&addr, port_id);
 615                 if (ret < 0)
 616                         goto err;
 617         } else {
 618                 ret = rte_eth_dev_attach_vdev(devargs, port_id);
 619                 if (ret < 0)
 620                         goto err;
 621         }
 622
 623         return 0;
 624 err:
 625         RTE_LOG(ERR, EAL, "Driver, cannot attach the device\n");
 626         return ret;
 627 }
 628
 629 /* detach the device, then store the name of the device */
 630 int
 631 rte_eth_dev_detach(uint8_t port_id, char *name)
 632 {
 633         struct rte_pci_addr addr;
 634         int ret = -1;
 635
 636         if (name == NULL) {
 637                 ret = -EINVAL;
 638                 goto err;
 639         }
 640
 641         /* check whether the driver supports detach feature, or not */
 642         if (rte_eth_dev_is_detachable(port_id))
 643                 goto err;
 644
 645         if (rte_eth_dev_get_device_type(port_id) == RTE_ETH_DEV_PCI) {
 646                 ret = rte_eth_dev_get_addr_by_port(port_id, &addr);
 647                 if (ret < 0)
 648                         goto err;
 649
 650                 ret = rte_eth_dev_detach_pdev(port_id, &addr);
 651                 if (ret < 0)
 652                         goto err;
 653
 654                 snprintf(name, RTE_ETH_NAME_MAX_LEN,
 655                         "%04x:%02x:%02x.%d",
 656                         addr.domain, addr.bus,
 657                         addr.devid, addr.function);
 658         } else {
 659                 ret = rte_eth_dev_detach_vdev(port_id, name);
 660                 if (ret < 0)
 661                         goto err;
 662         }
 663
 664         return 0;
 665
 666 err:
 667         RTE_LOG(ERR, EAL, "Driver, cannot detach the device\n");
 668         return ret;
 669 }
 670
 671 static int
 672 rte_eth_dev_rx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 673 {
 674         uint16_t old_nb_queues = dev->data->nb_rx_queues;
 675         void **rxq;
 676         unsigned i;
 677
 678         if (dev->data->rx_queues == NULL && nb_queues != 0) { /* first time configuration */
 679                 dev->data->rx_queues = rte_zmalloc("ethdev->rx_queues",
 680                                 sizeof(dev->data->rx_queues[0]) * nb_queues,
 681                                 RTE_CACHE_LINE_SIZE);
 682                 if (dev->data->rx_queues == NULL) {
 683                         dev->data->nb_rx_queues = 0;
 684                         return -(ENOMEM);
 685                 }
 686         } else if (dev->data->rx_queues != NULL && nb_queues != 0) { /* re-configure */
 687                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 688
 689                 rxq = dev->data->rx_queues;
 690
 691                 for (i = nb_queues; i < old_nb_queues; i++)
 692                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 693                 rxq = rte_realloc(rxq, sizeof(rxq[0]) * nb_queues,
 694                                 RTE_CACHE_LINE_SIZE);
 695                 if (rxq == NULL)
 696                         return -(ENOMEM);
 697                 if (nb_queues > old_nb_queues) {
 698                         uint16_t new_qs = nb_queues - old_nb_queues;
 699
 700                         memset(rxq + old_nb_queues, 0,
 701                                 sizeof(rxq[0]) * new_qs);
 702                 }
 703
 704                 dev->data->rx_queues = rxq;
 705
 706         } else if (dev->data->rx_queues != NULL && nb_queues == 0) {
 707                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 708
 709                 rxq = dev->data->rx_queues;
 710
 711                 for (i = nb_queues; i < old_nb_queues; i++)
 712                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 713         }
 714         dev->data->nb_rx_queues = nb_queues;
 715         return 0;
 716 }
 717
 718 int
 719 rte_eth_dev_rx_queue_start(uint8_t port_id, uint16_t rx_queue_id)
 720 {
 721         struct rte_eth_dev *dev;
 722
 723         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 724
 725         dev = &rte_eth_devices[port_id];
 726         if (rx_queue_id >= dev->data->nb_rx_queues) {
 727                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 728                 return -EINVAL;
 729         }
 730
 731         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_start, -ENOTSUP);
 732
 733         if (dev->data->rx_queue_state[rx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 734                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 735                         " already started\n",
 736                         rx_queue_id, port_id);
 737                 return 0;
 738         }
 739
 740         return dev->dev_ops->rx_queue_start(dev, rx_queue_id);
 741
 742 }
 743
 744 int
 745 rte_eth_dev_rx_queue_stop(uint8_t port_id, uint16_t rx_queue_id)
 746 {
 747         struct rte_eth_dev *dev;
 748
 749         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 750
 751         dev = &rte_eth_devices[port_id];
 752         if (rx_queue_id >= dev->data->nb_rx_queues) {
 753                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 754                 return -EINVAL;
 755         }
 756
 757         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_stop, -ENOTSUP);
 758
 759         if (dev->data->rx_queue_state[rx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 760                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 761                         " already stopped\n",
 762                         rx_queue_id, port_id);
 763                 return 0;
 764         }
 765
 766         return dev->dev_ops->rx_queue_stop(dev, rx_queue_id);
 767
 768 }
 769
 770 int
 771 rte_eth_dev_tx_queue_start(uint8_t port_id, uint16_t tx_queue_id)
 772 {
 773         struct rte_eth_dev *dev;
 774
 775         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 776
 777         dev = &rte_eth_devices[port_id];
 778         if (tx_queue_id >= dev->data->nb_tx_queues) {
 779                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 780                 return -EINVAL;
 781         }
 782
 783         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_start, -ENOTSUP);
 784
 785         if (dev->data->tx_queue_state[tx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 786                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 787                         " already started\n",
 788                         tx_queue_id, port_id);
 789                 return 0;
 790         }
 791
 792         return dev->dev_ops->tx_queue_start(dev, tx_queue_id);
 793
 794 }
 795
 796 int
 797 rte_eth_dev_tx_queue_stop(uint8_t port_id, uint16_t tx_queue_id)
 798 {
 799         struct rte_eth_dev *dev;
 800
 801         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 802
 803         dev = &rte_eth_devices[port_id];
 804         if (tx_queue_id >= dev->data->nb_tx_queues) {
 805                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 806                 return -EINVAL;
 807         }
 808
 809         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_stop, -ENOTSUP);
 810
 811         if (dev->data->tx_queue_state[tx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 812                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 813                         " already stopped\n",
 814                         tx_queue_id, port_id);
 815                 return 0;
 816         }
 817
 818         return dev->dev_ops->tx_queue_stop(dev, tx_queue_id);
 819
 820 }
 821
 822 static int
 823 rte_eth_dev_tx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 824 {
 825         uint16_t old_nb_queues = dev->data->nb_tx_queues;
 826         void **txq;
 827         unsigned i;
 828
 829         if (dev->data->tx_queues == NULL && nb_queues != 0) { /* first time configuration */
 830                 dev->data->tx_queues = rte_zmalloc("ethdev->tx_queues",
 831                                                    sizeof(dev->data->tx_queues[0]) * nb_queues,
 832                                                    RTE_CACHE_LINE_SIZE);
 833                 if (dev->data->tx_queues == NULL) {
 834                         dev->data->nb_tx_queues = 0;
 835                         return -(ENOMEM);
 836                 }
 837         } else if (dev->data->tx_queues != NULL && nb_queues != 0) { /* re-configure */
 838                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 839
 840                 txq = dev->data->tx_queues;
 841
 842                 for (i = nb_queues; i < old_nb_queues; i++)
 843                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 844                 txq = rte_realloc(txq, sizeof(txq[0]) * nb_queues,
 845                                   RTE_CACHE_LINE_SIZE);
 846                 if (txq == NULL)
 847                         return -ENOMEM;
 848                 if (nb_queues > old_nb_queues) {
 849                         uint16_t new_qs = nb_queues - old_nb_queues;
 850
 851                         memset(txq + old_nb_queues, 0,
 852                                sizeof(txq[0]) * new_qs);
 853                 }
 854
 855                 dev->data->tx_queues = txq;
 856
 857         } else if (dev->data->tx_queues != NULL && nb_queues == 0) {
 858                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 859
 860                 txq = dev->data->tx_queues;
 861
 862                 for (i = nb_queues; i < old_nb_queues; i++)
 863                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 864         }
 865         dev->data->nb_tx_queues = nb_queues;
 866         return 0;
 867 }
 868
 869 uint32_t
 870 rte_eth_speed_bitflag(uint32_t speed, int duplex)
 871 {
 872         switch (speed) {
 873         case ETH_SPEED_NUM_10M:
 874                 return duplex ? ETH_LINK_SPEED_10M : ETH_LINK_SPEED_10M_HD;
 875         case ETH_SPEED_NUM_100M:
 876                 return duplex ? ETH_LINK_SPEED_100M : ETH_LINK_SPEED_100M_HD;
 877         case ETH_SPEED_NUM_1G:
 878                 return ETH_LINK_SPEED_1G;
 879         case ETH_SPEED_NUM_2_5G:
 880                 return ETH_LINK_SPEED_2_5G;
 881         case ETH_SPEED_NUM_5G:
 882                 return ETH_LINK_SPEED_5G;
 883         case ETH_SPEED_NUM_10G:
 884                 return ETH_LINK_SPEED_10G;
 885         case ETH_SPEED_NUM_20G:
 886                 return ETH_LINK_SPEED_20G;
 887         case ETH_SPEED_NUM_25G:
 888                 return ETH_LINK_SPEED_25G;
 889         case ETH_SPEED_NUM_40G:
 890                 return ETH_LINK_SPEED_40G;
 891         case ETH_SPEED_NUM_50G:
 892                 return ETH_LINK_SPEED_50G;
 893         case ETH_SPEED_NUM_56G:
 894                 return ETH_LINK_SPEED_56G;
 895         default:
 896                 return 0;
 897         }
 898 }
 899
 900 int
 901 rte_eth_dev_configure(uint8_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 902                       const struct rte_eth_conf *dev_conf)
 903 {
 904         struct rte_eth_dev *dev;
 905         struct rte_eth_dev_info dev_info;
 906         int diag;
 907
 908         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 909
 910         if (nb_rx_q > RTE_MAX_QUEUES_PER_PORT) {
 911                 RTE_PMD_DEBUG_TRACE(
 912                         "Number of RX queues requested (%u) is greater than max supported(%d)\n",
 913                         nb_rx_q, RTE_MAX_QUEUES_PER_PORT);
 914                 return -EINVAL;
 915         }
 916
 917         if (nb_tx_q > RTE_MAX_QUEUES_PER_PORT) {
 918                 RTE_PMD_DEBUG_TRACE(
 919                         "Number of TX queues requested (%u) is greater than max supported(%d)\n",
 920                         nb_tx_q, RTE_MAX_QUEUES_PER_PORT);
 921                 return -EINVAL;
 922         }
 923
 924         dev = &rte_eth_devices[port_id];
 925
 926         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
 927         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
 928
 929         if (dev->data->dev_started) {
 930                 RTE_PMD_DEBUG_TRACE(
 931                     "port %d must be stopped to allow configuration\n", port_id);
 932                 return -EBUSY;
 933         }
 934
 935         /* Copy the dev_conf parameter into the dev structure */
 936         memcpy(&dev->data->dev_conf, dev_conf, sizeof(dev->data->dev_conf));
 937
 938         /*
 939          * Check that the numbers of RX and TX queues are not greater
 940          * than the maximum number of RX and TX queues supported by the
 941          * configured device.
 942          */
 943         (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
 944
 945         if (nb_rx_q == 0 && nb_tx_q == 0) {
 946                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d both rx and tx queue cannot be 0\n", port_id);
 947                 return -EINVAL;
 948         }
 949
 950         if (nb_rx_q > dev_info.max_rx_queues) {
 951                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_queues=%d > %d\n",
 952                                 port_id, nb_rx_q, dev_info.max_rx_queues);
 953                 return -EINVAL;
 954         }
 955
 956         if (nb_tx_q > dev_info.max_tx_queues) {
 957                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_queues=%d > %d\n",
 958                                 port_id, nb_tx_q, dev_info.max_tx_queues);
 959                 return -EINVAL;
 960         }
 961
 962         /*
 963          * If link state interrupt is enabled, check that the
 964          * device supports it.
 965          */
 966         if ((dev_conf->intr_conf.lsc == 1) &&
 967                 (!(dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC))) {
 968                         RTE_PMD_DEBUG_TRACE("driver %s does not support lsc\n",
 969                                         dev->data->drv_name);
 970                         return -EINVAL;
 971         }
 972
 973         /*
 974          * If jumbo frames are enabled, check that the maximum RX packet
 975          * length is supported by the configured device.
 976          */
 977         if (dev_conf->rxmode.jumbo_frame == 1) {
 978                 if (dev_conf->rxmode.max_rx_pkt_len >
 979                     dev_info.max_rx_pktlen) {
 980                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 981                                 " > max valid value %u\n",
 982                                 port_id,
 983                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 984                                 (unsigned)dev_info.max_rx_pktlen);
 985                         return -EINVAL;
 986                 } else if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN) {
 987                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 988                                 " < min valid value %u\n",
 989                                 port_id,
 990                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 991                                 (unsigned)ETHER_MIN_LEN);
 992                         return -EINVAL;
 993                 }
 994         } else {
 995                 if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN ||
 996                         dev_conf->rxmode.max_rx_pkt_len > ETHER_MAX_LEN)
 997                         /* Use default value */
 998                         dev->data->dev_conf.rxmode.max_rx_pkt_len =
 999                                                         ETHER_MAX_LEN;
1000         }
1001
1002         /*
1003          * Setup new number of RX/TX queues and reconfigure device.
1004          */
1005         diag = rte_eth_dev_rx_queue_config(dev, nb_rx_q);
1006         if (diag != 0) {
1007                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_rx_queue_config = %d\n",
1008                                 port_id, diag);
1009                 return diag;
1010         }
1011
1012         diag = rte_eth_dev_tx_queue_config(dev, nb_tx_q);
1013         if (diag != 0) {
1014                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_tx_queue_config = %d\n",
1015                                 port_id, diag);
1016                 rte_eth_dev_rx_queue_config(dev, 0);
1017                 return diag;
1018         }
1019
1020         diag = (*dev->dev_ops->dev_configure)(dev);
1021         if (diag != 0) {
1022                 RTE_PMD_DEBUG_TRACE("port%d dev_configure = %d\n",
1023                                 port_id, diag);
1024                 rte_eth_dev_rx_queue_config(dev, 0);
1025                 rte_eth_dev_tx_queue_config(dev, 0);
1026                 return diag;
1027         }
1028
1029         return 0;
1030 }
1031
1032 static void
1033 rte_eth_dev_config_restore(uint8_t port_id)
1034 {
1035         struct rte_eth_dev *dev;
1036         struct rte_eth_dev_info dev_info;
1037         struct ether_addr addr;
1038         uint16_t i;
1039         uint32_t pool = 0;
1040
1041         dev = &rte_eth_devices[port_id];
1042
1043         rte_eth_dev_info_get(port_id, &dev_info);
1044
1045         if (RTE_ETH_DEV_SRIOV(dev).active)
1046                 pool = RTE_ETH_DEV_SRIOV(dev).def_vmdq_idx;
1047
1048         /* replay MAC address configuration */
1049         for (i = 0; i < dev_info.max_mac_addrs; i++) {
1050                 addr = dev->data->mac_addrs[i];
1051
1052                 /* skip zero address */
1053                 if (is_zero_ether_addr(&addr))
1054                         continue;
1055
1056                 /* add address to the hardware */
1057                 if  (*dev->dev_ops->mac_addr_add &&
1058                         (dev->data->mac_pool_sel[i] & (1ULL << pool)))
1059                         (*dev->dev_ops->mac_addr_add)(dev, &addr, i, pool);
1060                 else {
1061                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array not supported\n",
1062                                         port_id);
1063                         /* exit the loop but not return an error */
1064                         break;
1065                 }
1066         }
1067
1068         /* replay promiscuous configuration */
1069         if (rte_eth_promiscuous_get(port_id) == 1)
1070                 rte_eth_promiscuous_enable(port_id);
1071         else if (rte_eth_promiscuous_get(port_id) == 0)
1072                 rte_eth_promiscuous_disable(port_id);
1073
1074         /* replay all multicast configuration */
1075         if (rte_eth_allmulticast_get(port_id) == 1)
1076                 rte_eth_allmulticast_enable(port_id);
1077         else if (rte_eth_allmulticast_get(port_id) == 0)
1078                 rte_eth_allmulticast_disable(port_id);
1079 }
1080
1081 int
1082 rte_eth_dev_start(uint8_t port_id)
1083 {
1084         struct rte_eth_dev *dev;
1085         int diag;
1086
1087         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1088
1089         dev = &rte_eth_devices[port_id];
1090
1091         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
1092
1093         if (dev->data->dev_started != 0) {
1094                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
1095                         " already started\n",
1096                         port_id);
1097                 return 0;
1098         }
1099
1100         diag = (*dev->dev_ops->dev_start)(dev);
1101         if (diag == 0)
1102                 dev->data->dev_started = 1;
1103         else
1104                 return diag;
1105
1106         rte_eth_dev_config_restore(port_id);
1107
1108         if (dev->data->dev_conf.intr_conf.lsc == 0) {
1109                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
1110                 (*dev->dev_ops->link_update)(dev, 0);
1111         }
1112         return 0;
1113 }
1114
1115 void
1116 rte_eth_dev_stop(uint8_t port_id)
1117 {
1118         struct rte_eth_dev *dev;
1119
1120         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1121         dev = &rte_eth_devices[port_id];
1122
1123         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
1124
1125         if (dev->data->dev_started == 0) {
1126                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
1127                         " already stopped\n",
1128                         port_id);
1129                 return;
1130         }
1131
1132         dev->data->dev_started = 0;
1133         (*dev->dev_ops->dev_stop)(dev);
1134 }
1135
1136 int
1137 rte_eth_dev_set_link_up(uint8_t port_id)
1138 {
1139         struct rte_eth_dev *dev;
1140
1141         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1142
1143         dev = &rte_eth_devices[port_id];
1144
1145         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_up, -ENOTSUP);
1146         return (*dev->dev_ops->dev_set_link_up)(dev);
1147 }
1148
1149 int
1150 rte_eth_dev_set_link_down(uint8_t port_id)
1151 {
1152         struct rte_eth_dev *dev;
1153
1154         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1155
1156         dev = &rte_eth_devices[port_id];
1157
1158         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_down, -ENOTSUP);
1159         return (*dev->dev_ops->dev_set_link_down)(dev);
1160 }
1161
1162 void
1163 rte_eth_dev_close(uint8_t port_id)
1164 {
1165         struct rte_eth_dev *dev;
1166
1167         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1168         dev = &rte_eth_devices[port_id];
1169
1170         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_close);
1171         dev->data->dev_started = 0;
1172         (*dev->dev_ops->dev_close)(dev);
1173
1174         rte_free(dev->data->rx_queues);
1175         dev->data->rx_queues = NULL;
1176         rte_free(dev->data->tx_queues);
1177         dev->data->tx_queues = NULL;
1178 }
1179
1180 int
1181 rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id,
1182                        uint16_t nb_rx_desc, unsigned int socket_id,
1183                        const struct rte_eth_rxconf *rx_conf,
1184                        struct rte_mempool *mp)
1185 {
1186         int ret;
1187         uint32_t mbp_buf_size;
1188         struct rte_eth_dev *dev;
1189         struct rte_eth_dev_info dev_info;
1190
1191         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1192
1193         dev = &rte_eth_devices[port_id];
1194         if (rx_queue_id >= dev->data->nb_rx_queues) {
1195                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
1196                 return -EINVAL;
1197         }
1198
1199         if (dev->data->dev_started) {
1200                 RTE_PMD_DEBUG_TRACE(
1201                     "port %d must be stopped to allow configuration\n", port_id);
1202                 return -EBUSY;
1203         }
1204
1205         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1206         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
1207
1208         /*
1209          * Check the size of the mbuf data buffer.
1210          * This value must be provided in the private data of the memory pool.
1211          * First check that the memory pool has a valid private data.
1212          */
1213         rte_eth_dev_info_get(port_id, &dev_info);
1214         if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
1215                 RTE_PMD_DEBUG_TRACE("%s private_data_size %d < %d\n",
1216                                 mp->name, (int) mp->private_data_size,
1217                                 (int) sizeof(struct rte_pktmbuf_pool_private));
1218                 return -ENOSPC;
1219         }
1220         mbp_buf_size = rte_pktmbuf_data_room_size(mp);
1221
1222         if ((mbp_buf_size - RTE_PKTMBUF_HEADROOM) < dev_info.min_rx_bufsize) {
1223                 RTE_PMD_DEBUG_TRACE("%s mbuf_data_room_size %d < %d "
1224                                 "(RTE_PKTMBUF_HEADROOM=%d + min_rx_bufsize(dev)"
1225                                 "=%d)\n",
1226                                 mp->name,
1227                                 (int)mbp_buf_size,
1228                                 (int)(RTE_PKTMBUF_HEADROOM +
1229                                       dev_info.min_rx_bufsize),
1230                                 (int)RTE_PKTMBUF_HEADROOM,
1231                                 (int)dev_info.min_rx_bufsize);
1232                 return -EINVAL;
1233         }
1234
1235         if (nb_rx_desc > dev_info.rx_desc_lim.nb_max ||
1236                         nb_rx_desc < dev_info.rx_desc_lim.nb_min ||
1237                         nb_rx_desc % dev_info.rx_desc_lim.nb_align != 0) {
1238
1239                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_rx_desc(=%hu), "
1240                         "should be: <= %hu, = %hu, and a product of %hu\n",
1241                         nb_rx_desc,
1242                         dev_info.rx_desc_lim.nb_max,
1243                         dev_info.rx_desc_lim.nb_min,
1244                         dev_info.rx_desc_lim.nb_align);
1245                 return -EINVAL;
1246         }
1247
1248         if (rx_conf == NULL)
1249                 rx_conf = &dev_info.default_rxconf;
1250
1251         ret = (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
1252                                               socket_id, rx_conf, mp);
1253         if (!ret) {
1254                 if (!dev->data->min_rx_buf_size ||
1255                     dev->data->min_rx_buf_size > mbp_buf_size)
1256                         dev->data->min_rx_buf_size = mbp_buf_size;
1257         }
1258
1259         return ret;
1260 }
1261
1262 int
1263 rte_eth_tx_queue_setup(uint8_t port_id, uint16_t tx_queue_id,
1264                        uint16_t nb_tx_desc, unsigned int socket_id,
1265                        const struct rte_eth_txconf *tx_conf)
1266 {
1267         struct rte_eth_dev *dev;
1268         struct rte_eth_dev_info dev_info;
1269
1270         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1271
1272         dev = &rte_eth_devices[port_id];
1273         if (tx_queue_id >= dev->data->nb_tx_queues) {
1274                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
1275                 return -EINVAL;
1276         }
1277
1278         if (dev->data->dev_started) {
1279                 RTE_PMD_DEBUG_TRACE(
1280                     "port %d must be stopped to allow configuration\n", port_id);
1281                 return -EBUSY;
1282         }
1283
1284         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1285         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
1286
1287         rte_eth_dev_info_get(port_id, &dev_info);
1288
1289         if (nb_tx_desc > dev_info.tx_desc_lim.nb_max ||
1290             nb_tx_desc < dev_info.tx_desc_lim.nb_min ||
1291             nb_tx_desc % dev_info.tx_desc_lim.nb_align != 0) {
1292                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_tx_desc(=%hu), "
1293                                 "should be: <= %hu, = %hu, and a product of %hu\n",
1294                                 nb_tx_desc,
1295                                 dev_info.tx_desc_lim.nb_max,
1296                                 dev_info.tx_desc_lim.nb_min,
1297                                 dev_info.tx_desc_lim.nb_align);
1298                 return -EINVAL;
1299         }
1300
1301         if (tx_conf == NULL)
1302                 tx_conf = &dev_info.default_txconf;
1303
1304         return (*dev->dev_ops->tx_queue_setup)(dev, tx_queue_id, nb_tx_desc,
1305                                                socket_id, tx_conf);
1306 }
1307
1308 void
1309 rte_eth_tx_buffer_drop_callback(struct rte_mbuf **pkts, uint16_t unsent,
1310                 void *userdata __rte_unused)
1311 {
1312         unsigned i;
1313
1314         for (i = 0; i < unsent; i++)
1315                 rte_pktmbuf_free(pkts[i]);
1316 }
1317
1318 void
1319 rte_eth_tx_buffer_count_callback(struct rte_mbuf **pkts, uint16_t unsent,
1320                 void *userdata)
1321 {
1322         uint64_t *count = userdata;
1323         unsigned i;
1324
1325         for (i = 0; i < unsent; i++)
1326                 rte_pktmbuf_free(pkts[i]);
1327
1328         *count += unsent;
1329 }
1330
1331 int
1332 rte_eth_tx_buffer_set_err_callback(struct rte_eth_dev_tx_buffer *buffer,
1333                 buffer_tx_error_fn cbfn, void *userdata)
1334 {
1335         buffer->error_callback = cbfn;
1336         buffer->error_userdata = userdata;
1337         return 0;
1338 }
1339
1340 int
1341 rte_eth_tx_buffer_init(struct rte_eth_dev_tx_buffer *buffer, uint16_t size)
1342 {
1343         if (buffer == NULL)
1344                 return -EINVAL;
1345
1346         buffer->size = size;
1347         if (buffer->error_callback == NULL)
1348                 rte_eth_tx_buffer_set_err_callback(buffer,
1349                                 rte_eth_tx_buffer_drop_callback, NULL);
1350
1351         return 0;
1352 }
1353
1354 void
1355 rte_eth_promiscuous_enable(uint8_t port_id)
1356 {
1357         struct rte_eth_dev *dev;
1358
1359         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1360         dev = &rte_eth_devices[port_id];
1361
1362         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_enable);
1363         (*dev->dev_ops->promiscuous_enable)(dev);
1364         dev->data->promiscuous = 1;
1365 }
1366
1367 void
1368 rte_eth_promiscuous_disable(uint8_t port_id)
1369 {
1370         struct rte_eth_dev *dev;
1371
1372         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1373         dev = &rte_eth_devices[port_id];
1374
1375         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_disable);
1376         dev->data->promiscuous = 0;
1377         (*dev->dev_ops->promiscuous_disable)(dev);
1378 }
1379
1380 int
1381 rte_eth_promiscuous_get(uint8_t port_id)
1382 {
1383         struct rte_eth_dev *dev;
1384
1385         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1386
1387         dev = &rte_eth_devices[port_id];
1388         return dev->data->promiscuous;
1389 }
1390
1391 void
1392 rte_eth_allmulticast_enable(uint8_t port_id)
1393 {
1394         struct rte_eth_dev *dev;
1395
1396         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1397         dev = &rte_eth_devices[port_id];
1398
1399         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_enable);
1400         (*dev->dev_ops->allmulticast_enable)(dev);
1401         dev->data->all_multicast = 1;
1402 }
1403
1404 void
1405 rte_eth_allmulticast_disable(uint8_t port_id)
1406 {
1407         struct rte_eth_dev *dev;
1408
1409         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1410         dev = &rte_eth_devices[port_id];
1411
1412         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_disable);
1413         dev->data->all_multicast = 0;
1414         (*dev->dev_ops->allmulticast_disable)(dev);
1415 }
1416
1417 int
1418 rte_eth_allmulticast_get(uint8_t port_id)
1419 {
1420         struct rte_eth_dev *dev;
1421
1422         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1423
1424         dev = &rte_eth_devices[port_id];
1425         return dev->data->all_multicast;
1426 }
1427
1428 static inline int
1429 rte_eth_dev_atomic_read_link_status(struct rte_eth_dev *dev,
1430                                 struct rte_eth_link *link)
1431 {
1432         struct rte_eth_link *dst = link;
1433         struct rte_eth_link *src = &(dev->data->dev_link);
1434
1435         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
1436                                         *(uint64_t *)src) == 0)
1437                 return -1;
1438
1439         return 0;
1440 }
1441
1442 void
1443 rte_eth_link_get(uint8_t port_id, struct rte_eth_link *eth_link)
1444 {
1445         struct rte_eth_dev *dev;
1446
1447         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1448         dev = &rte_eth_devices[port_id];
1449
1450         if (dev->data->dev_conf.intr_conf.lsc != 0)
1451                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1452         else {
1453                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1454                 (*dev->dev_ops->link_update)(dev, 1);
1455                 *eth_link = dev->data->dev_link;
1456         }
1457 }
1458
1459 void
1460 rte_eth_link_get_nowait(uint8_t port_id, struct rte_eth_link *eth_link)
1461 {
1462         struct rte_eth_dev *dev;
1463
1464         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1465         dev = &rte_eth_devices[port_id];
1466
1467         if (dev->data->dev_conf.intr_conf.lsc != 0)
1468                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1469         else {
1470                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1471                 (*dev->dev_ops->link_update)(dev, 0);
1472                 *eth_link = dev->data->dev_link;
1473         }
1474 }
1475
1476 int
1477 rte_eth_stats_get(uint8_t port_id, struct rte_eth_stats *stats)
1478 {
1479         struct rte_eth_dev *dev;
1480
1481         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1482
1483         dev = &rte_eth_devices[port_id];
1484         memset(stats, 0, sizeof(*stats));
1485
1486         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
1487         (*dev->dev_ops->stats_get)(dev, stats);
1488         stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
1489         return 0;
1490 }
1491
1492 void
1493 rte_eth_stats_reset(uint8_t port_id)
1494 {
1495         struct rte_eth_dev *dev;
1496
1497         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1498         dev = &rte_eth_devices[port_id];
1499
1500         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
1501         (*dev->dev_ops->stats_reset)(dev);
1502         dev->data->rx_mbuf_alloc_failed = 0;
1503 }
1504
1505 /* retrieve ethdev extended statistics */
1506 int
1507 rte_eth_xstats_get(uint8_t port_id, struct rte_eth_xstats *xstats,
1508         unsigned n)
1509 {
1510         struct rte_eth_stats eth_stats;
1511         struct rte_eth_dev *dev;
1512         unsigned count = 0, i, q;
1513         signed xcount = 0;
1514         uint64_t val, *stats_ptr;
1515
1516         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1517
1518         dev = &rte_eth_devices[port_id];
1519
1520         /* Return generic statistics */
1521         count = RTE_NB_STATS + (dev->data->nb_rx_queues * RTE_NB_RXQ_STATS) +
1522                 (dev->data->nb_tx_queues * RTE_NB_TXQ_STATS);
1523
1524         /* implemented by the driver */
1525         if (dev->dev_ops->xstats_get != NULL) {
1526                 /* Retrieve the xstats from the driver at the end of the
1527                  * xstats struct.
1528                  */
1529                 xcount = (*dev->dev_ops->xstats_get)(dev,
1530                                      xstats ? xstats + count : NULL,
1531                                      (n > count) ? n - count : 0);
1532
1533                 if (xcount < 0)
1534                         return xcount;
1535         }
1536
1537         if (n < count + xcount)
1538                 return count + xcount;
1539
1540         /* now fill the xstats structure */
1541         count = 0;
1542         rte_eth_stats_get(port_id, &eth_stats);
1543
1544         /* global stats */
1545         for (i = 0; i < RTE_NB_STATS; i++) {
1546                 stats_ptr = RTE_PTR_ADD(&eth_stats,
1547                                         rte_stats_strings[i].offset);
1548                 val = *stats_ptr;
1549                 snprintf(xstats[count].name, sizeof(xstats[count].name),
1550                         "%s", rte_stats_strings[i].name);
1551                 xstats[count++].value = val;
1552         }
1553
1554         /* per-rxq stats */
1555         for (q = 0; q < dev->data->nb_rx_queues; q++) {
1556                 for (i = 0; i < RTE_NB_RXQ_STATS; i++) {
1557                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1558                                         rte_rxq_stats_strings[i].offset +
1559                                         q * sizeof(uint64_t));
1560                         val = *stats_ptr;
1561                         snprintf(xstats[count].name, sizeof(xstats[count].name),
1562                                 "rx_q%u_%s", q,
1563                                 rte_rxq_stats_strings[i].name);
1564                         xstats[count++].value = val;
1565                 }
1566         }
1567
1568         /* per-txq stats */
1569         for (q = 0; q < dev->data->nb_tx_queues; q++) {
1570                 for (i = 0; i < RTE_NB_TXQ_STATS; i++) {
1571                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1572                                         rte_txq_stats_strings[i].offset +
1573                                         q * sizeof(uint64_t));
1574                         val = *stats_ptr;
1575                         snprintf(xstats[count].name, sizeof(xstats[count].name),
1576                                 "tx_q%u_%s", q,
1577                                 rte_txq_stats_strings[i].name);
1578                         xstats[count++].value = val;
1579                 }
1580         }
1581
1582         return count + xcount;
1583 }
1584
1585 /* reset ethdev extended statistics */
1586 void
1587 rte_eth_xstats_reset(uint8_t port_id)
1588 {
1589         struct rte_eth_dev *dev;
1590
1591         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1592         dev = &rte_eth_devices[port_id];
1593
1594         /* implemented by the driver */
1595         if (dev->dev_ops->xstats_reset != NULL) {
1596                 (*dev->dev_ops->xstats_reset)(dev);
1597                 return;
1598         }
1599
1600         /* fallback to default */
1601         rte_eth_stats_reset(port_id);
1602 }
1603
1604 static int
1605 set_queue_stats_mapping(uint8_t port_id, uint16_t queue_id, uint8_t stat_idx,
1606                 uint8_t is_rx)
1607 {
1608         struct rte_eth_dev *dev;
1609
1610         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1611
1612         dev = &rte_eth_devices[port_id];
1613
1614         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
1615         return (*dev->dev_ops->queue_stats_mapping_set)
1616                         (dev, queue_id, stat_idx, is_rx);
1617 }
1618
1619
1620 int
1621 rte_eth_dev_set_tx_queue_stats_mapping(uint8_t port_id, uint16_t tx_queue_id,
1622                 uint8_t stat_idx)
1623 {
1624         return set_queue_stats_mapping(port_id, tx_queue_id, stat_idx,
1625                         STAT_QMAP_TX);
1626 }
1627
1628
1629 int
1630 rte_eth_dev_set_rx_queue_stats_mapping(uint8_t port_id, uint16_t rx_queue_id,
1631                 uint8_t stat_idx)
1632 {
1633         return set_queue_stats_mapping(port_id, rx_queue_id, stat_idx,
1634                         STAT_QMAP_RX);
1635 }
1636
1637
1638 void
1639 rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)
1640 {
1641         struct rte_eth_dev *dev;
1642         const struct rte_eth_desc_lim lim = {
1643                 .nb_max = UINT16_MAX,
1644                 .nb_min = 0,
1645                 .nb_align = 1,
1646         };
1647
1648         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1649         dev = &rte_eth_devices[port_id];
1650
1651         memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
1652         dev_info->rx_desc_lim = lim;
1653         dev_info->tx_desc_lim = lim;
1654
1655         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
1656         (*dev->dev_ops->dev_infos_get)(dev, dev_info);
1657         dev_info->pci_dev = dev->pci_dev;
1658         dev_info->driver_name = dev->data->drv_name;
1659 }
1660
1661 int
1662 rte_eth_dev_get_supported_ptypes(uint8_t port_id, uint32_t ptype_mask,
1663                                  uint32_t *ptypes, int num)
1664 {
1665         int i, j;
1666         struct rte_eth_dev *dev;
1667         const uint32_t *all_ptypes;
1668
1669         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1670         dev = &rte_eth_devices[port_id];
1671         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_supported_ptypes_get,
1672                                 -ENOTSUP);
1673         all_ptypes = (*dev->dev_ops->dev_supported_ptypes_get)(dev);
1674
1675         if (!all_ptypes)
1676                 return 0;
1677
1678         for (i = 0, j = 0; all_ptypes[i] != RTE_PTYPE_UNKNOWN; ++i)
1679                 if (all_ptypes[i] & ptype_mask) {
1680                         if (j < num)
1681                                 ptypes[j] = all_ptypes[i];
1682                         j++;
1683                 }
1684
1685         return j;
1686 }
1687
1688 void
1689 rte_eth_macaddr_get(uint8_t port_id, struct ether_addr *mac_addr)
1690 {
1691         struct rte_eth_dev *dev;
1692
1693         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1694         dev = &rte_eth_devices[port_id];
1695         ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
1696 }
1697
1698
1699 int
1700 rte_eth_dev_get_mtu(uint8_t port_id, uint16_t *mtu)
1701 {
1702         struct rte_eth_dev *dev;
1703
1704         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1705
1706         dev = &rte_eth_devices[port_id];
1707         *mtu = dev->data->mtu;
1708         return 0;
1709 }
1710
1711 int
1712 rte_eth_dev_set_mtu(uint8_t port_id, uint16_t mtu)
1713 {
1714         int ret;
1715         struct rte_eth_dev *dev;
1716
1717         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1718         dev = &rte_eth_devices[port_id];
1719         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
1720
1721         ret = (*dev->dev_ops->mtu_set)(dev, mtu);
1722         if (!ret)
1723                 dev->data->mtu = mtu;
1724
1725         return ret;
1726 }
1727
1728 int
1729 rte_eth_dev_vlan_filter(uint8_t port_id, uint16_t vlan_id, int on)
1730 {
1731         struct rte_eth_dev *dev;
1732
1733         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1734         dev = &rte_eth_devices[port_id];
1735         if (!(dev->data->dev_conf.rxmode.hw_vlan_filter)) {
1736                 RTE_PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
1737                 return -ENOSYS;
1738         }
1739
1740         if (vlan_id > 4095) {
1741                 RTE_PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n",
1742                                 port_id, (unsigned) vlan_id);
1743                 return -EINVAL;
1744         }
1745         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
1746
1747         return (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
1748 }
1749
1750 int
1751 rte_eth_dev_set_vlan_strip_on_queue(uint8_t port_id, uint16_t rx_queue_id, int on)
1752 {
1753         struct rte_eth_dev *dev;
1754
1755         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1756         dev = &rte_eth_devices[port_id];
1757         if (rx_queue_id >= dev->data->nb_rx_queues) {
1758                 RTE_PMD_DEBUG_TRACE("Invalid rx_queue_id=%d\n", port_id);
1759                 return -EINVAL;
1760         }
1761
1762         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
1763         (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
1764
1765         return 0;
1766 }
1767
1768 int
1769 rte_eth_dev_set_vlan_ether_type(uint8_t port_id,
1770                                 enum rte_vlan_type vlan_type,
1771                                 uint16_t tpid)
1772 {
1773         struct rte_eth_dev *dev;
1774
1775         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1776         dev = &rte_eth_devices[port_id];
1777         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
1778
1779         return (*dev->dev_ops->vlan_tpid_set)(dev, vlan_type, tpid);
1780 }
1781
1782 int
1783 rte_eth_dev_set_vlan_offload(uint8_t port_id, int offload_mask)
1784 {
1785         struct rte_eth_dev *dev;
1786         int ret = 0;
1787         int mask = 0;
1788         int cur, org = 0;
1789
1790         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1791         dev = &rte_eth_devices[port_id];
1792
1793         /*check which option changed by application*/
1794         cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
1795         org = !!(dev->data->dev_conf.rxmode.hw_vlan_strip);
1796         if (cur != org) {
1797                 dev->data->dev_conf.rxmode.hw_vlan_strip = (uint8_t)cur;
1798                 mask |= ETH_VLAN_STRIP_MASK;
1799         }
1800
1801         cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
1802         org = !!(dev->data->dev_conf.rxmode.hw_vlan_filter);
1803         if (cur != org) {
1804                 dev->data->dev_conf.rxmode.hw_vlan_filter = (uint8_t)cur;
1805                 mask |= ETH_VLAN_FILTER_MASK;
1806         }
1807
1808         cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
1809         org = !!(dev->data->dev_conf.rxmode.hw_vlan_extend);
1810         if (cur != org) {
1811                 dev->data->dev_conf.rxmode.hw_vlan_extend = (uint8_t)cur;
1812                 mask |= ETH_VLAN_EXTEND_MASK;
1813         }
1814
1815         /*no change*/
1816         if (mask == 0)
1817                 return ret;
1818
1819         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
1820         (*dev->dev_ops->vlan_offload_set)(dev, mask);
1821
1822         return ret;
1823 }
1824
1825 int
1826 rte_eth_dev_get_vlan_offload(uint8_t port_id)
1827 {
1828         struct rte_eth_dev *dev;
1829         int ret = 0;
1830
1831         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1832         dev = &rte_eth_devices[port_id];
1833
1834         if (dev->data->dev_conf.rxmode.hw_vlan_strip)
1835                 ret |= ETH_VLAN_STRIP_OFFLOAD;
1836
1837         if (dev->data->dev_conf.rxmode.hw_vlan_filter)
1838                 ret |= ETH_VLAN_FILTER_OFFLOAD;
1839
1840         if (dev->data->dev_conf.rxmode.hw_vlan_extend)
1841                 ret |= ETH_VLAN_EXTEND_OFFLOAD;
1842
1843         return ret;
1844 }
1845
1846 int
1847 rte_eth_dev_set_vlan_pvid(uint8_t port_id, uint16_t pvid, int on)
1848 {
1849         struct rte_eth_dev *dev;
1850
1851         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1852         dev = &rte_eth_devices[port_id];
1853         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
1854         (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on);
1855
1856         return 0;
1857 }
1858
1859 int
1860 rte_eth_dev_flow_ctrl_get(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1861 {
1862         struct rte_eth_dev *dev;
1863
1864         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1865         dev = &rte_eth_devices[port_id];
1866         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
1867         memset(fc_conf, 0, sizeof(*fc_conf));
1868         return (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf);
1869 }
1870
1871 int
1872 rte_eth_dev_flow_ctrl_set(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1873 {
1874         struct rte_eth_dev *dev;
1875
1876         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1877         if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
1878                 RTE_PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n");
1879                 return -EINVAL;
1880         }
1881
1882         dev = &rte_eth_devices[port_id];
1883         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
1884         return (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf);
1885 }
1886
1887 int
1888 rte_eth_dev_priority_flow_ctrl_set(uint8_t port_id, struct rte_eth_pfc_conf *pfc_conf)
1889 {
1890         struct rte_eth_dev *dev;
1891
1892         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1893         if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
1894                 RTE_PMD_DEBUG_TRACE("Invalid priority, only 0-7 allowed\n");
1895                 return -EINVAL;
1896         }
1897
1898         dev = &rte_eth_devices[port_id];
1899         /* High water, low water validation are device specific */
1900         if  (*dev->dev_ops->priority_flow_ctrl_set)
1901                 return (*dev->dev_ops->priority_flow_ctrl_set)(dev, pfc_conf);
1902         return -ENOTSUP;
1903 }
1904
1905 static int
1906 rte_eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf,
1907                         uint16_t reta_size)
1908 {
1909         uint16_t i, num;
1910
1911         if (!reta_conf)
1912                 return -EINVAL;
1913
1914         if (reta_size != RTE_ALIGN(reta_size, RTE_RETA_GROUP_SIZE)) {
1915                 RTE_PMD_DEBUG_TRACE("Invalid reta size, should be %u aligned\n",
1916                                                         RTE_RETA_GROUP_SIZE);
1917                 return -EINVAL;
1918         }
1919
1920         num = reta_size / RTE_RETA_GROUP_SIZE;
1921         for (i = 0; i < num; i++) {
1922                 if (reta_conf[i].mask)
1923                         return 0;
1924         }
1925
1926         return -EINVAL;
1927 }
1928
1929 static int
1930 rte_eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf,
1931                          uint16_t reta_size,
1932                          uint16_t max_rxq)
1933 {
1934         uint16_t i, idx, shift;
1935
1936         if (!reta_conf)
1937                 return -EINVAL;
1938
1939         if (max_rxq == 0) {
1940                 RTE_PMD_DEBUG_TRACE("No receive queue is available\n");
1941                 return -EINVAL;
1942         }
1943
1944         for (i = 0; i < reta_size; i++) {
1945                 idx = i / RTE_RETA_GROUP_SIZE;
1946                 shift = i % RTE_RETA_GROUP_SIZE;
1947                 if ((reta_conf[idx].mask & (1ULL << shift)) &&
1948                         (reta_conf[idx].reta[shift] >= max_rxq)) {
1949                         RTE_PMD_DEBUG_TRACE("reta_conf[%u]->reta[%u]: %u exceeds "
1950                                 "the maximum rxq index: %u\n", idx, shift,
1951                                 reta_conf[idx].reta[shift], max_rxq);
1952                         return -EINVAL;
1953                 }
1954         }
1955
1956         return 0;
1957 }
1958
1959 int
1960 rte_eth_dev_rss_reta_update(uint8_t port_id,
1961                             struct rte_eth_rss_reta_entry64 *reta_conf,
1962                             uint16_t reta_size)
1963 {
1964         struct rte_eth_dev *dev;
1965         int ret;
1966
1967         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1968         /* Check mask bits */
1969         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
1970         if (ret < 0)
1971                 return ret;
1972
1973         dev = &rte_eth_devices[port_id];
1974
1975         /* Check entry value */
1976         ret = rte_eth_check_reta_entry(reta_conf, reta_size,
1977                                 dev->data->nb_rx_queues);
1978         if (ret < 0)
1979                 return ret;
1980
1981         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
1982         return (*dev->dev_ops->reta_update)(dev, reta_conf, reta_size);
1983 }
1984
1985 int
1986 rte_eth_dev_rss_reta_query(uint8_t port_id,
1987                            struct rte_eth_rss_reta_entry64 *reta_conf,
1988                            uint16_t reta_size)
1989 {
1990         struct rte_eth_dev *dev;
1991         int ret;
1992
1993         if (port_id >= nb_ports) {
1994                 RTE_PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1995                 return -ENODEV;
1996         }
1997
1998         /* Check mask bits */
1999         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
2000         if (ret < 0)
2001                 return ret;
2002
2003         dev = &rte_eth_devices[port_id];
2004         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
2005         return (*dev->dev_ops->reta_query)(dev, reta_conf, reta_size);
2006 }
2007
2008 int
2009 rte_eth_dev_rss_hash_update(uint8_t port_id, struct rte_eth_rss_conf *rss_conf)
2010 {
2011         struct rte_eth_dev *dev;
2012         uint16_t rss_hash_protos;
2013
2014         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2015         rss_hash_protos = rss_conf->rss_hf;
2016         if ((rss_hash_protos != 0) &&
2017             ((rss_hash_protos & ETH_RSS_PROTO_MASK) == 0)) {
2018                 RTE_PMD_DEBUG_TRACE("Invalid rss_hash_protos=0x%x\n",
2019                                 rss_hash_protos);
2020                 return -EINVAL;
2021         }
2022         dev = &rte_eth_devices[port_id];
2023         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
2024         return (*dev->dev_ops->rss_hash_update)(dev, rss_conf);
2025 }
2026
2027 int
2028 rte_eth_dev_rss_hash_conf_get(uint8_t port_id,
2029                               struct rte_eth_rss_conf *rss_conf)
2030 {
2031         struct rte_eth_dev *dev;
2032
2033         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2034         dev = &rte_eth_devices[port_id];
2035         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
2036         return (*dev->dev_ops->rss_hash_conf_get)(dev, rss_conf);
2037 }
2038
2039 int
2040 rte_eth_dev_udp_tunnel_port_add(uint8_t port_id,
2041                                 struct rte_eth_udp_tunnel *udp_tunnel)
2042 {
2043         struct rte_eth_dev *dev;
2044
2045         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2046         if (udp_tunnel == NULL) {
2047                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2048                 return -EINVAL;
2049         }
2050
2051         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2052                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2053                 return -EINVAL;
2054         }
2055
2056         dev = &rte_eth_devices[port_id];
2057         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_add, -ENOTSUP);
2058         return (*dev->dev_ops->udp_tunnel_port_add)(dev, udp_tunnel);
2059 }
2060
2061 int
2062 rte_eth_dev_udp_tunnel_port_delete(uint8_t port_id,
2063                                    struct rte_eth_udp_tunnel *udp_tunnel)
2064 {
2065         struct rte_eth_dev *dev;
2066
2067         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2068         dev = &rte_eth_devices[port_id];
2069
2070         if (udp_tunnel == NULL) {
2071                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2072                 return -EINVAL;
2073         }
2074
2075         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2076                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2077                 return -EINVAL;
2078         }
2079
2080         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_del, -ENOTSUP);
2081         return (*dev->dev_ops->udp_tunnel_port_del)(dev, udp_tunnel);
2082 }
2083
2084 int
2085 rte_eth_led_on(uint8_t port_id)
2086 {
2087         struct rte_eth_dev *dev;
2088
2089         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2090         dev = &rte_eth_devices[port_id];
2091         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
2092         return (*dev->dev_ops->dev_led_on)(dev);
2093 }
2094
2095 int
2096 rte_eth_led_off(uint8_t port_id)
2097 {
2098         struct rte_eth_dev *dev;
2099
2100         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2101         dev = &rte_eth_devices[port_id];
2102         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
2103         return (*dev->dev_ops->dev_led_off)(dev);
2104 }
2105
2106 /*
2107  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2108  * an empty spot.
2109  */
2110 static int
2111 get_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2112 {
2113         struct rte_eth_dev_info dev_info;
2114         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2115         unsigned i;
2116
2117         rte_eth_dev_info_get(port_id, &dev_info);
2118
2119         for (i = 0; i < dev_info.max_mac_addrs; i++)
2120                 if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
2121                         return i;
2122
2123         return -1;
2124 }
2125
2126 static const struct ether_addr null_mac_addr;
2127
2128 int
2129 rte_eth_dev_mac_addr_add(uint8_t port_id, struct ether_addr *addr,
2130                         uint32_t pool)
2131 {
2132         struct rte_eth_dev *dev;
2133         int index;
2134         uint64_t pool_mask;
2135
2136         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2137         dev = &rte_eth_devices[port_id];
2138         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
2139
2140         if (is_zero_ether_addr(addr)) {
2141                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2142                         port_id);
2143                 return -EINVAL;
2144         }
2145         if (pool >= ETH_64_POOLS) {
2146                 RTE_PMD_DEBUG_TRACE("pool id must be 0-%d\n", ETH_64_POOLS - 1);
2147                 return -EINVAL;
2148         }
2149
2150         index = get_mac_addr_index(port_id, addr);
2151         if (index < 0) {
2152                 index = get_mac_addr_index(port_id, &null_mac_addr);
2153                 if (index < 0) {
2154                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2155                                 port_id);
2156                         return -ENOSPC;
2157                 }
2158         } else {
2159                 pool_mask = dev->data->mac_pool_sel[index];
2160
2161                 /* Check if both MAC address and pool is already there, and do nothing */
2162                 if (pool_mask & (1ULL << pool))
2163                         return 0;
2164         }
2165
2166         /* Update NIC */
2167         (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
2168
2169         /* Update address in NIC data structure */
2170         ether_addr_copy(addr, &dev->data->mac_addrs[index]);
2171
2172         /* Update pool bitmap in NIC data structure */
2173         dev->data->mac_pool_sel[index] |= (1ULL << pool);
2174
2175         return 0;
2176 }
2177
2178 int
2179 rte_eth_dev_mac_addr_remove(uint8_t port_id, struct ether_addr *addr)
2180 {
2181         struct rte_eth_dev *dev;
2182         int index;
2183
2184         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2185         dev = &rte_eth_devices[port_id];
2186         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
2187
2188         index = get_mac_addr_index(port_id, addr);
2189         if (index == 0) {
2190                 RTE_PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id);
2191                 return -EADDRINUSE;
2192         } else if (index < 0)
2193                 return 0;  /* Do nothing if address wasn't found */
2194
2195         /* Update NIC */
2196         (*dev->dev_ops->mac_addr_remove)(dev, index);
2197
2198         /* Update address in NIC data structure */
2199         ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
2200
2201         /* reset pool bitmap */
2202         dev->data->mac_pool_sel[index] = 0;
2203
2204         return 0;
2205 }
2206
2207 int
2208 rte_eth_dev_default_mac_addr_set(uint8_t port_id, struct ether_addr *addr)
2209 {
2210         struct rte_eth_dev *dev;
2211
2212         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2213
2214         if (!is_valid_assigned_ether_addr(addr))
2215                 return -EINVAL;
2216
2217         dev = &rte_eth_devices[port_id];
2218         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
2219
2220         /* Update default address in NIC data structure */
2221         ether_addr_copy(addr, &dev->data->mac_addrs[0]);
2222
2223         (*dev->dev_ops->mac_addr_set)(dev, addr);
2224
2225         return 0;
2226 }
2227
2228 int
2229 rte_eth_dev_set_vf_rxmode(uint8_t port_id,  uint16_t vf,
2230                                 uint16_t rx_mode, uint8_t on)
2231 {
2232         uint16_t num_vfs;
2233         struct rte_eth_dev *dev;
2234         struct rte_eth_dev_info dev_info;
2235
2236         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2237
2238         dev = &rte_eth_devices[port_id];
2239         rte_eth_dev_info_get(port_id, &dev_info);
2240
2241         num_vfs = dev_info.max_vfs;
2242         if (vf > num_vfs) {
2243                 RTE_PMD_DEBUG_TRACE("set VF RX mode:invalid VF id %d\n", vf);
2244                 return -EINVAL;
2245         }
2246
2247         if (rx_mode == 0) {
2248                 RTE_PMD_DEBUG_TRACE("set VF RX mode:mode mask ca not be zero\n");
2249                 return -EINVAL;
2250         }
2251         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx_mode, -ENOTSUP);
2252         return (*dev->dev_ops->set_vf_rx_mode)(dev, vf, rx_mode, on);
2253 }
2254
2255 /*
2256  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2257  * an empty spot.
2258  */
2259 static int
2260 get_hash_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2261 {
2262         struct rte_eth_dev_info dev_info;
2263         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2264         unsigned i;
2265
2266         rte_eth_dev_info_get(port_id, &dev_info);
2267         if (!dev->data->hash_mac_addrs)
2268                 return -1;
2269
2270         for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
2271                 if (memcmp(addr, &dev->data->hash_mac_addrs[i],
2272                         ETHER_ADDR_LEN) == 0)
2273                         return i;
2274
2275         return -1;
2276 }
2277
2278 int
2279 rte_eth_dev_uc_hash_table_set(uint8_t port_id, struct ether_addr *addr,
2280                                 uint8_t on)
2281 {
2282         int index;
2283         int ret;
2284         struct rte_eth_dev *dev;
2285
2286         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2287
2288         dev = &rte_eth_devices[port_id];
2289         if (is_zero_ether_addr(addr)) {
2290                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2291                         port_id);
2292                 return -EINVAL;
2293         }
2294
2295         index = get_hash_mac_addr_index(port_id, addr);
2296         /* Check if it's already there, and do nothing */
2297         if ((index >= 0) && (on))
2298                 return 0;
2299
2300         if (index < 0) {
2301                 if (!on) {
2302                         RTE_PMD_DEBUG_TRACE("port %d: the MAC address was not "
2303                                 "set in UTA\n", port_id);
2304                         return -EINVAL;
2305                 }
2306
2307                 index = get_hash_mac_addr_index(port_id, &null_mac_addr);
2308                 if (index < 0) {
2309                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2310                                         port_id);
2311                         return -ENOSPC;
2312                 }
2313         }
2314
2315         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
2316         ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
2317         if (ret == 0) {
2318                 /* Update address in NIC data structure */
2319                 if (on)
2320                         ether_addr_copy(addr,
2321                                         &dev->data->hash_mac_addrs[index]);
2322                 else
2323                         ether_addr_copy(&null_mac_addr,
2324                                         &dev->data->hash_mac_addrs[index]);
2325         }
2326
2327         return ret;
2328 }
2329
2330 int
2331 rte_eth_dev_uc_all_hash_table_set(uint8_t port_id, uint8_t on)
2332 {
2333         struct rte_eth_dev *dev;
2334
2335         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2336
2337         dev = &rte_eth_devices[port_id];
2338
2339         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
2340         return (*dev->dev_ops->uc_all_hash_table_set)(dev, on);
2341 }
2342
2343 int
2344 rte_eth_dev_set_vf_rx(uint8_t port_id, uint16_t vf, uint8_t on)
2345 {
2346         uint16_t num_vfs;
2347         struct rte_eth_dev *dev;
2348         struct rte_eth_dev_info dev_info;
2349
2350         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2351
2352         dev = &rte_eth_devices[port_id];
2353         rte_eth_dev_info_get(port_id, &dev_info);
2354
2355         num_vfs = dev_info.max_vfs;
2356         if (vf > num_vfs) {
2357                 RTE_PMD_DEBUG_TRACE("port %d: invalid vf id\n", port_id);
2358                 return -EINVAL;
2359         }
2360
2361         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx, -ENOTSUP);
2362         return (*dev->dev_ops->set_vf_rx)(dev, vf, on);
2363 }
2364
2365 int
2366 rte_eth_dev_set_vf_tx(uint8_t port_id, uint16_t vf, uint8_t on)
2367 {
2368         uint16_t num_vfs;
2369         struct rte_eth_dev *dev;
2370         struct rte_eth_dev_info dev_info;
2371
2372         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2373
2374         dev = &rte_eth_devices[port_id];
2375         rte_eth_dev_info_get(port_id, &dev_info);
2376
2377         num_vfs = dev_info.max_vfs;
2378         if (vf > num_vfs) {
2379                 RTE_PMD_DEBUG_TRACE("set pool tx:invalid pool id=%d\n", vf);
2380                 return -EINVAL;
2381         }
2382
2383         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_tx, -ENOTSUP);
2384         return (*dev->dev_ops->set_vf_tx)(dev, vf, on);
2385 }
2386
2387 int
2388 rte_eth_dev_set_vf_vlan_filter(uint8_t port_id, uint16_t vlan_id,
2389                                uint64_t vf_mask, uint8_t vlan_on)
2390 {
2391         struct rte_eth_dev *dev;
2392
2393         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2394
2395         dev = &rte_eth_devices[port_id];
2396
2397         if (vlan_id > ETHER_MAX_VLAN_ID) {
2398                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:invalid VLAN id=%d\n",
2399                         vlan_id);
2400                 return -EINVAL;
2401         }
2402
2403         if (vf_mask == 0) {
2404                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:pool_mask can not be 0\n");
2405                 return -EINVAL;
2406         }
2407
2408         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_vlan_filter, -ENOTSUP);
2409         return (*dev->dev_ops->set_vf_vlan_filter)(dev, vlan_id,
2410                                                    vf_mask, vlan_on);
2411 }
2412
2413 int rte_eth_set_queue_rate_limit(uint8_t port_id, uint16_t queue_idx,
2414                                         uint16_t tx_rate)
2415 {
2416         struct rte_eth_dev *dev;
2417         struct rte_eth_dev_info dev_info;
2418         struct rte_eth_link link;
2419
2420         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2421
2422         dev = &rte_eth_devices[port_id];
2423         rte_eth_dev_info_get(port_id, &dev_info);
2424         link = dev->data->dev_link;
2425
2426         if (queue_idx > dev_info.max_tx_queues) {
2427                 RTE_PMD_DEBUG_TRACE("set queue rate limit:port %d: "
2428                                 "invalid queue id=%d\n", port_id, queue_idx);
2429                 return -EINVAL;
2430         }
2431
2432         if (tx_rate > link.link_speed) {
2433                 RTE_PMD_DEBUG_TRACE("set queue rate limit:invalid tx_rate=%d, "
2434                                 "bigger than link speed= %d\n",
2435                         tx_rate, link.link_speed);
2436                 return -EINVAL;
2437         }
2438
2439         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
2440         return (*dev->dev_ops->set_queue_rate_limit)(dev, queue_idx, tx_rate);
2441 }
2442
2443 int rte_eth_set_vf_rate_limit(uint8_t port_id, uint16_t vf, uint16_t tx_rate,
2444                                 uint64_t q_msk)
2445 {
2446         struct rte_eth_dev *dev;
2447         struct rte_eth_dev_info dev_info;
2448         struct rte_eth_link link;
2449
2450         if (q_msk == 0)
2451                 return 0;
2452
2453         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2454
2455         dev = &rte_eth_devices[port_id];
2456         rte_eth_dev_info_get(port_id, &dev_info);
2457         link = dev->data->dev_link;
2458
2459         if (vf > dev_info.max_vfs) {
2460                 RTE_PMD_DEBUG_TRACE("set VF rate limit:port %d: "
2461                                 "invalid vf id=%d\n", port_id, vf);
2462                 return -EINVAL;
2463         }
2464
2465         if (tx_rate > link.link_speed) {
2466                 RTE_PMD_DEBUG_TRACE("set VF rate limit:invalid tx_rate=%d, "
2467                                 "bigger than link speed= %d\n",
2468                                 tx_rate, link.link_speed);
2469                 return -EINVAL;
2470         }
2471
2472         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rate_limit, -ENOTSUP);
2473         return (*dev->dev_ops->set_vf_rate_limit)(dev, vf, tx_rate, q_msk);
2474 }
2475
2476 int
2477 rte_eth_mirror_rule_set(uint8_t port_id,
2478                         struct rte_eth_mirror_conf *mirror_conf,
2479                         uint8_t rule_id, uint8_t on)
2480 {
2481         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2482
2483         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2484         if (mirror_conf->rule_type == 0) {
2485                 RTE_PMD_DEBUG_TRACE("mirror rule type can not be 0.\n");
2486                 return -EINVAL;
2487         }
2488
2489         if (mirror_conf->dst_pool >= ETH_64_POOLS) {
2490                 RTE_PMD_DEBUG_TRACE("Invalid dst pool, pool id must be 0-%d\n",
2491                                 ETH_64_POOLS - 1);
2492                 return -EINVAL;
2493         }
2494
2495         if ((mirror_conf->rule_type & (ETH_MIRROR_VIRTUAL_POOL_UP |
2496              ETH_MIRROR_VIRTUAL_POOL_DOWN)) &&
2497             (mirror_conf->pool_mask == 0)) {
2498                 RTE_PMD_DEBUG_TRACE("Invalid mirror pool, pool mask can not be 0.\n");
2499                 return -EINVAL;
2500         }
2501
2502         if ((mirror_conf->rule_type & ETH_MIRROR_VLAN) &&
2503             mirror_conf->vlan.vlan_mask == 0) {
2504                 RTE_PMD_DEBUG_TRACE("Invalid vlan mask, vlan mask can not be 0.\n");
2505                 return -EINVAL;
2506         }
2507
2508         dev = &rte_eth_devices[port_id];
2509         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
2510
2511         return (*dev->dev_ops->mirror_rule_set)(dev, mirror_conf, rule_id, on);
2512 }
2513
2514 int
2515 rte_eth_mirror_rule_reset(uint8_t port_id, uint8_t rule_id)
2516 {
2517         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2518
2519         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2520
2521         dev = &rte_eth_devices[port_id];
2522         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
2523
2524         return (*dev->dev_ops->mirror_rule_reset)(dev, rule_id);
2525 }
2526
2527 int
2528 rte_eth_dev_callback_register(uint8_t port_id,
2529                         enum rte_eth_event_type event,
2530                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2531 {
2532         struct rte_eth_dev *dev;
2533         struct rte_eth_dev_callback *user_cb;
2534
2535         if (!cb_fn)
2536                 return -EINVAL;
2537
2538         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2539
2540         dev = &rte_eth_devices[port_id];
2541         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2542
2543         TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
2544                 if (user_cb->cb_fn == cb_fn &&
2545                         user_cb->cb_arg == cb_arg &&
2546                         user_cb->event == event) {
2547                         break;
2548                 }
2549         }
2550
2551         /* create a new callback. */
2552         if (user_cb == NULL)
2553                 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
2554                                         sizeof(struct rte_eth_dev_callback), 0);
2555         if (user_cb != NULL) {
2556                 user_cb->cb_fn = cb_fn;
2557                 user_cb->cb_arg = cb_arg;
2558                 user_cb->event = event;
2559                 TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
2560         }
2561
2562         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2563         return (user_cb == NULL) ? -ENOMEM : 0;
2564 }
2565
2566 int
2567 rte_eth_dev_callback_unregister(uint8_t port_id,
2568                         enum rte_eth_event_type event,
2569                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2570 {
2571         int ret;
2572         struct rte_eth_dev *dev;
2573         struct rte_eth_dev_callback *cb, *next;
2574
2575         if (!cb_fn)
2576                 return -EINVAL;
2577
2578         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2579
2580         dev = &rte_eth_devices[port_id];
2581         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2582
2583         ret = 0;
2584         for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
2585
2586                 next = TAILQ_NEXT(cb, next);
2587
2588                 if (cb->cb_fn != cb_fn || cb->event != event ||
2589                                 (cb->cb_arg != (void *)-1 &&
2590                                 cb->cb_arg != cb_arg))
2591                         continue;
2592
2593                 /*
2594                  * if this callback is not executing right now,
2595                  * then remove it.
2596                  */
2597                 if (cb->active == 0) {
2598                         TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
2599                         rte_free(cb);
2600                 } else {
2601                         ret = -EAGAIN;
2602                 }
2603         }
2604
2605         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2606         return ret;
2607 }
2608
2609 void
2610 _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
2611         enum rte_eth_event_type event)
2612 {
2613         struct rte_eth_dev_callback *cb_lst;
2614         struct rte_eth_dev_callback dev_cb;
2615
2616         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2617         TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
2618                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
2619                         continue;
2620                 dev_cb = *cb_lst;
2621                 cb_lst->active = 1;
2622                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2623                 dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
2624                                                 dev_cb.cb_arg);
2625                 rte_spinlock_lock(&rte_eth_dev_cb_lock);
2626                 cb_lst->active = 0;
2627         }
2628         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2629 }
2630
2631 int
2632 rte_eth_dev_rx_intr_ctl(uint8_t port_id, int epfd, int op, void *data)
2633 {
2634         uint32_t vec;
2635         struct rte_eth_dev *dev;
2636         struct rte_intr_handle *intr_handle;
2637         uint16_t qid;
2638         int rc;
2639
2640         if (!rte_eth_dev_is_valid_port(port_id)) {
2641                 RTE_PMD_DEBUG_TRACE("Invalid port_id=%u\n", port_id);
2642                 return -ENODEV;
2643         }
2644
2645         dev = &rte_eth_devices[port_id];
2646         intr_handle = &dev->pci_dev->intr_handle;
2647         if (!intr_handle->intr_vec) {
2648                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2649                 return -EPERM;
2650         }
2651
2652         for (qid = 0; qid < dev->data->nb_rx_queues; qid++) {
2653                 vec = intr_handle->intr_vec[qid];
2654                 rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2655                 if (rc && rc != -EEXIST) {
2656                         RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2657                                         " op %d epfd %d vec %u\n",
2658                                         port_id, qid, op, epfd, vec);
2659                 }
2660         }
2661
2662         return 0;
2663 }
2664
2665 const struct rte_memzone *
2666 rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
2667                          uint16_t queue_id, size_t size, unsigned align,
2668                          int socket_id)
2669 {
2670         char z_name[RTE_MEMZONE_NAMESIZE];
2671         const struct rte_memzone *mz;
2672
2673         snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
2674                  dev->driver->pci_drv.name, ring_name,
2675                  dev->data->port_id, queue_id);
2676
2677         mz = rte_memzone_lookup(z_name);
2678         if (mz)
2679                 return mz;
2680
2681         if (rte_xen_dom0_supported())
2682                 return rte_memzone_reserve_bounded(z_name, size, socket_id,
2683                                                    0, align, RTE_PGSIZE_2M);
2684         else
2685                 return rte_memzone_reserve_aligned(z_name, size, socket_id,
2686                                                    0, align);
2687 }
2688
2689 int
2690 rte_eth_dev_rx_intr_ctl_q(uint8_t port_id, uint16_t queue_id,
2691                           int epfd, int op, void *data)
2692 {
2693         uint32_t vec;
2694         struct rte_eth_dev *dev;
2695         struct rte_intr_handle *intr_handle;
2696         int rc;
2697
2698         if (!rte_eth_dev_is_valid_port(port_id)) {
2699                 RTE_PMD_DEBUG_TRACE("Invalid port_id=%u\n", port_id);
2700                 return -ENODEV;
2701         }
2702
2703         dev = &rte_eth_devices[port_id];
2704         if (queue_id >= dev->data->nb_rx_queues) {
2705                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%u\n", queue_id);
2706                 return -EINVAL;
2707         }
2708
2709         intr_handle = &dev->pci_dev->intr_handle;
2710         if (!intr_handle->intr_vec) {
2711                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2712                 return -EPERM;
2713         }
2714
2715         vec = intr_handle->intr_vec[queue_id];
2716         rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2717         if (rc && rc != -EEXIST) {
2718                 RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2719                                 " op %d epfd %d vec %u\n",
2720                                 port_id, queue_id, op, epfd, vec);
2721                 return rc;
2722         }
2723
2724         return 0;
2725 }
2726
2727 int
2728 rte_eth_dev_rx_intr_enable(uint8_t port_id,
2729                            uint16_t queue_id)
2730 {
2731         struct rte_eth_dev *dev;
2732
2733         if (!rte_eth_dev_is_valid_port(port_id)) {
2734                 RTE_PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2735                 return -ENODEV;
2736         }
2737
2738         dev = &rte_eth_devices[port_id];
2739
2740         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
2741         return (*dev->dev_ops->rx_queue_intr_enable)(dev, queue_id);
2742 }
2743
2744 int
2745 rte_eth_dev_rx_intr_disable(uint8_t port_id,
2746                             uint16_t queue_id)
2747 {
2748         struct rte_eth_dev *dev;
2749
2750         if (!rte_eth_dev_is_valid_port(port_id)) {
2751                 RTE_PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2752                 return -ENODEV;
2753         }
2754
2755         dev = &rte_eth_devices[port_id];
2756
2757         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
2758         return (*dev->dev_ops->rx_queue_intr_disable)(dev, queue_id);
2759 }
2760
2761 #ifdef RTE_NIC_BYPASS
2762 int rte_eth_dev_bypass_init(uint8_t port_id)
2763 {
2764         struct rte_eth_dev *dev;
2765
2766         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2767
2768         dev = &rte_eth_devices[port_id];
2769         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_init, -ENOTSUP);
2770         (*dev->dev_ops->bypass_init)(dev);
2771         return 0;
2772 }
2773
2774 int
2775 rte_eth_dev_bypass_state_show(uint8_t port_id, uint32_t *state)
2776 {
2777         struct rte_eth_dev *dev;
2778
2779         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2780
2781         dev = &rte_eth_devices[port_id];
2782         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2783         (*dev->dev_ops->bypass_state_show)(dev, state);
2784         return 0;
2785 }
2786
2787 int
2788 rte_eth_dev_bypass_state_set(uint8_t port_id, uint32_t *new_state)
2789 {
2790         struct rte_eth_dev *dev;
2791
2792         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2793
2794         dev = &rte_eth_devices[port_id];
2795         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_set, -ENOTSUP);
2796         (*dev->dev_ops->bypass_state_set)(dev, new_state);
2797         return 0;
2798 }
2799
2800 int
2801 rte_eth_dev_bypass_event_show(uint8_t port_id, uint32_t event, uint32_t *state)
2802 {
2803         struct rte_eth_dev *dev;
2804
2805         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2806
2807         dev = &rte_eth_devices[port_id];
2808         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2809         (*dev->dev_ops->bypass_event_show)(dev, event, state);
2810         return 0;
2811 }
2812
2813 int
2814 rte_eth_dev_bypass_event_store(uint8_t port_id, uint32_t event, uint32_t state)
2815 {
2816         struct rte_eth_dev *dev;
2817
2818         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2819
2820         dev = &rte_eth_devices[port_id];
2821
2822         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_event_set, -ENOTSUP);
2823         (*dev->dev_ops->bypass_event_set)(dev, event, state);
2824         return 0;
2825 }
2826
2827 int
2828 rte_eth_dev_wd_timeout_store(uint8_t port_id, uint32_t timeout)
2829 {
2830         struct rte_eth_dev *dev;
2831
2832         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2833
2834         dev = &rte_eth_devices[port_id];
2835
2836         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_set, -ENOTSUP);
2837         (*dev->dev_ops->bypass_wd_timeout_set)(dev, timeout);
2838         return 0;
2839 }
2840
2841 int
2842 rte_eth_dev_bypass_ver_show(uint8_t port_id, uint32_t *ver)
2843 {
2844         struct rte_eth_dev *dev;
2845
2846         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2847
2848         dev = &rte_eth_devices[port_id];
2849
2850         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_ver_show, -ENOTSUP);
2851         (*dev->dev_ops->bypass_ver_show)(dev, ver);
2852         return 0;
2853 }
2854
2855 int
2856 rte_eth_dev_bypass_wd_timeout_show(uint8_t port_id, uint32_t *wd_timeout)
2857 {
2858         struct rte_eth_dev *dev;
2859
2860         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2861
2862         dev = &rte_eth_devices[port_id];
2863
2864         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_show, -ENOTSUP);
2865         (*dev->dev_ops->bypass_wd_timeout_show)(dev, wd_timeout);
2866         return 0;
2867 }
2868
2869 int
2870 rte_eth_dev_bypass_wd_reset(uint8_t port_id)
2871 {
2872         struct rte_eth_dev *dev;
2873
2874         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2875
2876         dev = &rte_eth_devices[port_id];
2877
2878         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_reset, -ENOTSUP);
2879         (*dev->dev_ops->bypass_wd_reset)(dev);
2880         return 0;
2881 }
2882 #endif
2883
2884 int
2885 rte_eth_dev_filter_supported(uint8_t port_id, enum rte_filter_type filter_type)
2886 {
2887         struct rte_eth_dev *dev;
2888
2889         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2890
2891         dev = &rte_eth_devices[port_id];
2892         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2893         return (*dev->dev_ops->filter_ctrl)(dev, filter_type,
2894                                 RTE_ETH_FILTER_NOP, NULL);
2895 }
2896
2897 int
2898 rte_eth_dev_filter_ctrl(uint8_t port_id, enum rte_filter_type filter_type,
2899                        enum rte_filter_op filter_op, void *arg)
2900 {
2901         struct rte_eth_dev *dev;
2902
2903         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2904
2905         dev = &rte_eth_devices[port_id];
2906         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2907         return (*dev->dev_ops->filter_ctrl)(dev, filter_type, filter_op, arg);
2908 }
2909
2910 void *
2911 rte_eth_add_rx_callback(uint8_t port_id, uint16_t queue_id,
2912                 rte_rx_callback_fn fn, void *user_param)
2913 {
2914 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2915         rte_errno = ENOTSUP;
2916         return NULL;
2917 #endif
2918         /* check input parameters */
2919         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2920                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2921                 rte_errno = EINVAL;
2922                 return NULL;
2923         }
2924
2925         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2926
2927         if (cb == NULL) {
2928                 rte_errno = ENOMEM;
2929                 return NULL;
2930         }
2931
2932         cb->fn.rx = fn;
2933         cb->param = user_param;
2934
2935         /* Add the callbacks in fifo order. */
2936         struct rte_eth_rxtx_callback *tail =
2937                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
2938
2939         if (!tail) {
2940                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
2941
2942         } else {
2943                 while (tail->next)
2944                         tail = tail->next;
2945                 tail->next = cb;
2946         }
2947
2948         return cb;
2949 }
2950
2951 void *
2952 rte_eth_add_tx_callback(uint8_t port_id, uint16_t queue_id,
2953                 rte_tx_callback_fn fn, void *user_param)
2954 {
2955 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2956         rte_errno = ENOTSUP;
2957         return NULL;
2958 #endif
2959         /* check input parameters */
2960         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2961                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
2962                 rte_errno = EINVAL;
2963                 return NULL;
2964         }
2965
2966         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2967
2968         if (cb == NULL) {
2969                 rte_errno = ENOMEM;
2970                 return NULL;
2971         }
2972
2973         cb->fn.tx = fn;
2974         cb->param = user_param;
2975
2976         /* Add the callbacks in fifo order. */
2977         struct rte_eth_rxtx_callback *tail =
2978                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id];
2979
2980         if (!tail) {
2981                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id] = cb;
2982
2983         } else {
2984                 while (tail->next)
2985                         tail = tail->next;
2986                 tail->next = cb;
2987         }
2988
2989         return cb;
2990 }
2991
2992 int
2993 rte_eth_remove_rx_callback(uint8_t port_id, uint16_t queue_id,
2994                 struct rte_eth_rxtx_callback *user_cb)
2995 {
2996 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2997         return -ENOTSUP;
2998 #endif
2999         /* Check input parameters. */
3000         if (!rte_eth_dev_is_valid_port(port_id) || user_cb == NULL ||
3001                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
3002                 return -EINVAL;
3003         }
3004
3005         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3006         struct rte_eth_rxtx_callback *cb = dev->post_rx_burst_cbs[queue_id];
3007         struct rte_eth_rxtx_callback *prev_cb;
3008
3009         /* Reset head pointer and remove user cb if first in the list. */
3010         if (cb == user_cb) {
3011                 dev->post_rx_burst_cbs[queue_id] = user_cb->next;
3012                 return 0;
3013         }
3014
3015         /* Remove the user cb from the callback list. */
3016         do {
3017                 prev_cb = cb;
3018                 cb = cb->next;
3019
3020                 if (cb == user_cb) {
3021                         prev_cb->next = user_cb->next;
3022                         return 0;
3023                 }
3024
3025         } while (cb != NULL);
3026
3027         /* Callback wasn't found. */
3028         return -EINVAL;
3029 }
3030
3031 int
3032 rte_eth_remove_tx_callback(uint8_t port_id, uint16_t queue_id,
3033                 struct rte_eth_rxtx_callback *user_cb)
3034 {
3035 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3036         return -ENOTSUP;
3037 #endif
3038         /* Check input parameters. */
3039         if (!rte_eth_dev_is_valid_port(port_id) || user_cb == NULL ||
3040                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
3041                 return -EINVAL;
3042         }
3043
3044         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3045         struct rte_eth_rxtx_callback *cb = dev->pre_tx_burst_cbs[queue_id];
3046         struct rte_eth_rxtx_callback *prev_cb;
3047
3048         /* Reset head pointer and remove user cb if first in the list. */
3049         if (cb == user_cb) {
3050                 dev->pre_tx_burst_cbs[queue_id] = user_cb->next;
3051                 return 0;
3052         }
3053
3054         /* Remove the user cb from the callback list. */
3055         do {
3056                 prev_cb = cb;
3057                 cb = cb->next;
3058
3059                 if (cb == user_cb) {
3060                         prev_cb->next = user_cb->next;
3061                         return 0;
3062                 }
3063
3064         } while (cb != NULL);
3065
3066         /* Callback wasn't found. */
3067         return -EINVAL;
3068 }
3069
3070 int
3071 rte_eth_rx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3072         struct rte_eth_rxq_info *qinfo)
3073 {
3074         struct rte_eth_dev *dev;
3075
3076         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3077
3078         if (qinfo == NULL)
3079                 return -EINVAL;
3080
3081         dev = &rte_eth_devices[port_id];
3082         if (queue_id >= dev->data->nb_rx_queues) {
3083                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
3084                 return -EINVAL;
3085         }
3086
3087         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
3088
3089         memset(qinfo, 0, sizeof(*qinfo));
3090         dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
3091         return 0;
3092 }
3093
3094 int
3095 rte_eth_tx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3096         struct rte_eth_txq_info *qinfo)
3097 {
3098         struct rte_eth_dev *dev;
3099
3100         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3101
3102         if (qinfo == NULL)
3103                 return -EINVAL;
3104
3105         dev = &rte_eth_devices[port_id];
3106         if (queue_id >= dev->data->nb_tx_queues) {
3107                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
3108                 return -EINVAL;
3109         }
3110
3111         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
3112
3113         memset(qinfo, 0, sizeof(*qinfo));
3114         dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
3115         return 0;
3116 }
3117
3118 int
3119 rte_eth_dev_set_mc_addr_list(uint8_t port_id,
3120                              struct ether_addr *mc_addr_set,
3121                              uint32_t nb_mc_addr)
3122 {
3123         struct rte_eth_dev *dev;
3124
3125         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3126
3127         dev = &rte_eth_devices[port_id];
3128         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_mc_addr_list, -ENOTSUP);
3129         return dev->dev_ops->set_mc_addr_list(dev, mc_addr_set, nb_mc_addr);
3130 }
3131
3132 int
3133 rte_eth_timesync_enable(uint8_t port_id)
3134 {
3135         struct rte_eth_dev *dev;
3136
3137         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3138         dev = &rte_eth_devices[port_id];
3139
3140         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
3141         return (*dev->dev_ops->timesync_enable)(dev);
3142 }
3143
3144 int
3145 rte_eth_timesync_disable(uint8_t port_id)
3146 {
3147         struct rte_eth_dev *dev;
3148
3149         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3150         dev = &rte_eth_devices[port_id];
3151
3152         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
3153         return (*dev->dev_ops->timesync_disable)(dev);
3154 }
3155
3156 int
3157 rte_eth_timesync_read_rx_timestamp(uint8_t port_id, struct timespec *timestamp,
3158                                    uint32_t flags)
3159 {
3160         struct rte_eth_dev *dev;
3161
3162         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3163         dev = &rte_eth_devices[port_id];
3164
3165         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp, -ENOTSUP);
3166         return (*dev->dev_ops->timesync_read_rx_timestamp)(dev, timestamp, flags);
3167 }
3168
3169 int
3170 rte_eth_timesync_read_tx_timestamp(uint8_t port_id, struct timespec *timestamp)
3171 {
3172         struct rte_eth_dev *dev;
3173
3174         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3175         dev = &rte_eth_devices[port_id];
3176
3177         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp, -ENOTSUP);
3178         return (*dev->dev_ops->timesync_read_tx_timestamp)(dev, timestamp);
3179 }
3180
3181 int
3182 rte_eth_timesync_adjust_time(uint8_t port_id, int64_t delta)
3183 {
3184         struct rte_eth_dev *dev;
3185
3186         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3187         dev = &rte_eth_devices[port_id];
3188
3189         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_adjust_time, -ENOTSUP);
3190         return (*dev->dev_ops->timesync_adjust_time)(dev, delta);
3191 }
3192
3193 int
3194 rte_eth_timesync_read_time(uint8_t port_id, struct timespec *timestamp)
3195 {
3196         struct rte_eth_dev *dev;
3197
3198         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3199         dev = &rte_eth_devices[port_id];
3200
3201         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_time, -ENOTSUP);
3202         return (*dev->dev_ops->timesync_read_time)(dev, timestamp);
3203 }
3204
3205 int
3206 rte_eth_timesync_write_time(uint8_t port_id, const struct timespec *timestamp)
3207 {
3208         struct rte_eth_dev *dev;
3209
3210         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3211         dev = &rte_eth_devices[port_id];
3212
3213         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_write_time, -ENOTSUP);
3214         return (*dev->dev_ops->timesync_write_time)(dev, timestamp);
3215 }
3216
3217 int
3218 rte_eth_dev_get_reg_length(uint8_t port_id)
3219 {
3220         struct rte_eth_dev *dev;
3221
3222         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3223
3224         dev = &rte_eth_devices[port_id];
3225         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg_length, -ENOTSUP);
3226         return (*dev->dev_ops->get_reg_length)(dev);
3227 }
3228
3229 int
3230 rte_eth_dev_get_reg_info(uint8_t port_id, struct rte_dev_reg_info *info)
3231 {
3232         struct rte_eth_dev *dev;
3233
3234         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3235
3236         dev = &rte_eth_devices[port_id];
3237         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
3238         return (*dev->dev_ops->get_reg)(dev, info);
3239 }
3240
3241 int
3242 rte_eth_dev_get_eeprom_length(uint8_t port_id)
3243 {
3244         struct rte_eth_dev *dev;
3245
3246         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3247
3248         dev = &rte_eth_devices[port_id];
3249         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
3250         return (*dev->dev_ops->get_eeprom_length)(dev);
3251 }
3252
3253 int
3254 rte_eth_dev_get_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3255 {
3256         struct rte_eth_dev *dev;
3257
3258         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3259
3260         dev = &rte_eth_devices[port_id];
3261         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
3262         return (*dev->dev_ops->get_eeprom)(dev, info);
3263 }
3264
3265 int
3266 rte_eth_dev_set_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3267 {
3268         struct rte_eth_dev *dev;
3269
3270         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3271
3272         dev = &rte_eth_devices[port_id];
3273         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
3274         return (*dev->dev_ops->set_eeprom)(dev, info);
3275 }
3276
3277 int
3278 rte_eth_dev_get_dcb_info(uint8_t port_id,
3279                              struct rte_eth_dcb_info *dcb_info)
3280 {
3281         struct rte_eth_dev *dev;
3282
3283         if (!rte_eth_dev_is_valid_port(port_id)) {
3284                 RTE_PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
3285                 return -ENODEV;
3286         }
3287
3288         dev = &rte_eth_devices[port_id];
3289         memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
3290
3291         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
3292         return (*dev->dev_ops->get_dcb_info)(dev, dcb_info);
3293 }
3294
3295 void
3296 rte_eth_copy_pci_info(struct rte_eth_dev *eth_dev, struct rte_pci_device *pci_dev)
3297 {
3298         if ((eth_dev == NULL) || (pci_dev == NULL)) {
3299                 RTE_PMD_DEBUG_TRACE("NULL pointer eth_dev=%p pci_dev=%p\n",
3300                                 eth_dev, pci_dev);
3301                 return;
3302         }
3303
3304         eth_dev->data->dev_flags = 0;
3305         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_INTR_LSC)
3306                 eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC;
3307         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_DETACHABLE)
3308                 eth_dev->data->dev_flags |= RTE_ETH_DEV_DETACHABLE;
3309
3310         eth_dev->data->kdrv = pci_dev->kdrv;
3311         eth_dev->data->numa_node = pci_dev->numa_node;
3312         eth_dev->data->drv_name = pci_dev->driver->name;
3313 }
3314
3315 int
3316 rte_eth_dev_l2_tunnel_eth_type_conf(uint8_t port_id,
3317                                     struct rte_eth_l2_tunnel_conf *l2_tunnel)
3318 {
3319         struct rte_eth_dev *dev;
3320
3321         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3322         if (l2_tunnel == NULL) {
3323                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3324                 return -EINVAL;
3325         }
3326
3327         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3328                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
3329                 return -EINVAL;
3330         }
3331
3332         dev = &rte_eth_devices[port_id];
3333         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_eth_type_conf,
3334                                 -ENOTSUP);
3335         return (*dev->dev_ops->l2_tunnel_eth_type_conf)(dev, l2_tunnel);
3336 }
3337
3338 int
3339 rte_eth_dev_l2_tunnel_offload_set(uint8_t port_id,
3340                                   struct rte_eth_l2_tunnel_conf *l2_tunnel,
3341                                   uint32_t mask,
3342                                   uint8_t en)
3343 {
3344         struct rte_eth_dev *dev;
3345
3346         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3347
3348         if (l2_tunnel == NULL) {
3349                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3350                 return -EINVAL;
3351         }
3352
3353         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3354                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type.\n");
3355                 return -EINVAL;
3356         }
3357
3358         if (mask == 0) {
3359                 RTE_PMD_DEBUG_TRACE("Mask should have a value.\n");
3360                 return -EINVAL;
3361         }
3362
3363         dev = &rte_eth_devices[port_id];
3364         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_offload_set,
3365                                 -ENOTSUP);
3366         return (*dev->dev_ops->l2_tunnel_offload_set)(dev, l2_tunnel, mask, en);
3367 }