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 int
 870 rte_eth_dev_configure(uint8_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 871                       const struct rte_eth_conf *dev_conf)
 872 {
 873         struct rte_eth_dev *dev;
 874         struct rte_eth_dev_info dev_info;
 875         int diag;
 876
 877         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 878
 879         if (nb_rx_q > RTE_MAX_QUEUES_PER_PORT) {
 880                 RTE_PMD_DEBUG_TRACE(
 881                         "Number of RX queues requested (%u) is greater than max supported(%d)\n",
 882                         nb_rx_q, RTE_MAX_QUEUES_PER_PORT);
 883                 return -EINVAL;
 884         }
 885
 886         if (nb_tx_q > RTE_MAX_QUEUES_PER_PORT) {
 887                 RTE_PMD_DEBUG_TRACE(
 888                         "Number of TX queues requested (%u) is greater than max supported(%d)\n",
 889                         nb_tx_q, RTE_MAX_QUEUES_PER_PORT);
 890                 return -EINVAL;
 891         }
 892
 893         dev = &rte_eth_devices[port_id];
 894
 895         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
 896         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
 897
 898         if (dev->data->dev_started) {
 899                 RTE_PMD_DEBUG_TRACE(
 900                     "port %d must be stopped to allow configuration\n", port_id);
 901                 return -EBUSY;
 902         }
 903
 904         /* Copy the dev_conf parameter into the dev structure */
 905         memcpy(&dev->data->dev_conf, dev_conf, sizeof(dev->data->dev_conf));
 906
 907         /*
 908          * Check that the numbers of RX and TX queues are not greater
 909          * than the maximum number of RX and TX queues supported by the
 910          * configured device.
 911          */
 912         (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
 913
 914         if (nb_rx_q == 0 && nb_tx_q == 0) {
 915                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d both rx and tx queue cannot be 0\n", port_id);
 916                 return -EINVAL;
 917         }
 918
 919         if (nb_rx_q > dev_info.max_rx_queues) {
 920                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_queues=%d > %d\n",
 921                                 port_id, nb_rx_q, dev_info.max_rx_queues);
 922                 return -EINVAL;
 923         }
 924
 925         if (nb_tx_q > dev_info.max_tx_queues) {
 926                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_queues=%d > %d\n",
 927                                 port_id, nb_tx_q, dev_info.max_tx_queues);
 928                 return -EINVAL;
 929         }
 930
 931         /*
 932          * If link state interrupt is enabled, check that the
 933          * device supports it.
 934          */
 935         if ((dev_conf->intr_conf.lsc == 1) &&
 936                 (!(dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC))) {
 937                         RTE_PMD_DEBUG_TRACE("driver %s does not support lsc\n",
 938                                         dev->data->drv_name);
 939                         return -EINVAL;
 940         }
 941
 942         /*
 943          * If jumbo frames are enabled, check that the maximum RX packet
 944          * length is supported by the configured device.
 945          */
 946         if (dev_conf->rxmode.jumbo_frame == 1) {
 947                 if (dev_conf->rxmode.max_rx_pkt_len >
 948                     dev_info.max_rx_pktlen) {
 949                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 950                                 " > max valid value %u\n",
 951                                 port_id,
 952                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 953                                 (unsigned)dev_info.max_rx_pktlen);
 954                         return -EINVAL;
 955                 } else if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN) {
 956                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 957                                 " < min valid value %u\n",
 958                                 port_id,
 959                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 960                                 (unsigned)ETHER_MIN_LEN);
 961                         return -EINVAL;
 962                 }
 963         } else {
 964                 if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN ||
 965                         dev_conf->rxmode.max_rx_pkt_len > ETHER_MAX_LEN)
 966                         /* Use default value */
 967                         dev->data->dev_conf.rxmode.max_rx_pkt_len =
 968                                                         ETHER_MAX_LEN;
 969         }
 970
 971         /*
 972          * Setup new number of RX/TX queues and reconfigure device.
 973          */
 974         diag = rte_eth_dev_rx_queue_config(dev, nb_rx_q);
 975         if (diag != 0) {
 976                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_rx_queue_config = %d\n",
 977                                 port_id, diag);
 978                 return diag;
 979         }
 980
 981         diag = rte_eth_dev_tx_queue_config(dev, nb_tx_q);
 982         if (diag != 0) {
 983                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_tx_queue_config = %d\n",
 984                                 port_id, diag);
 985                 rte_eth_dev_rx_queue_config(dev, 0);
 986                 return diag;
 987         }
 988
 989         diag = (*dev->dev_ops->dev_configure)(dev);
 990         if (diag != 0) {
 991                 RTE_PMD_DEBUG_TRACE("port%d dev_configure = %d\n",
 992                                 port_id, diag);
 993                 rte_eth_dev_rx_queue_config(dev, 0);
 994                 rte_eth_dev_tx_queue_config(dev, 0);
 995                 return diag;
 996         }
 997
 998         return 0;
 999 }
1000
1001 static void
1002 rte_eth_dev_config_restore(uint8_t port_id)
1003 {
1004         struct rte_eth_dev *dev;
1005         struct rte_eth_dev_info dev_info;
1006         struct ether_addr addr;
1007         uint16_t i;
1008         uint32_t pool = 0;
1009
1010         dev = &rte_eth_devices[port_id];
1011
1012         rte_eth_dev_info_get(port_id, &dev_info);
1013
1014         if (RTE_ETH_DEV_SRIOV(dev).active)
1015                 pool = RTE_ETH_DEV_SRIOV(dev).def_vmdq_idx;
1016
1017         /* replay MAC address configuration */
1018         for (i = 0; i < dev_info.max_mac_addrs; i++) {
1019                 addr = dev->data->mac_addrs[i];
1020
1021                 /* skip zero address */
1022                 if (is_zero_ether_addr(&addr))
1023                         continue;
1024
1025                 /* add address to the hardware */
1026                 if  (*dev->dev_ops->mac_addr_add &&
1027                         (dev->data->mac_pool_sel[i] & (1ULL << pool)))
1028                         (*dev->dev_ops->mac_addr_add)(dev, &addr, i, pool);
1029                 else {
1030                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array not supported\n",
1031                                         port_id);
1032                         /* exit the loop but not return an error */
1033                         break;
1034                 }
1035         }
1036
1037         /* replay promiscuous configuration */
1038         if (rte_eth_promiscuous_get(port_id) == 1)
1039                 rte_eth_promiscuous_enable(port_id);
1040         else if (rte_eth_promiscuous_get(port_id) == 0)
1041                 rte_eth_promiscuous_disable(port_id);
1042
1043         /* replay all multicast configuration */
1044         if (rte_eth_allmulticast_get(port_id) == 1)
1045                 rte_eth_allmulticast_enable(port_id);
1046         else if (rte_eth_allmulticast_get(port_id) == 0)
1047                 rte_eth_allmulticast_disable(port_id);
1048 }
1049
1050 int
1051 rte_eth_dev_start(uint8_t port_id)
1052 {
1053         struct rte_eth_dev *dev;
1054         int diag;
1055
1056         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1057
1058         dev = &rte_eth_devices[port_id];
1059
1060         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
1061
1062         if (dev->data->dev_started != 0) {
1063                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
1064                         " already started\n",
1065                         port_id);
1066                 return 0;
1067         }
1068
1069         diag = (*dev->dev_ops->dev_start)(dev);
1070         if (diag == 0)
1071                 dev->data->dev_started = 1;
1072         else
1073                 return diag;
1074
1075         rte_eth_dev_config_restore(port_id);
1076
1077         if (dev->data->dev_conf.intr_conf.lsc == 0) {
1078                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
1079                 (*dev->dev_ops->link_update)(dev, 0);
1080         }
1081         return 0;
1082 }
1083
1084 void
1085 rte_eth_dev_stop(uint8_t port_id)
1086 {
1087         struct rte_eth_dev *dev;
1088
1089         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1090         dev = &rte_eth_devices[port_id];
1091
1092         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
1093
1094         if (dev->data->dev_started == 0) {
1095                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
1096                         " already stopped\n",
1097                         port_id);
1098                 return;
1099         }
1100
1101         dev->data->dev_started = 0;
1102         (*dev->dev_ops->dev_stop)(dev);
1103 }
1104
1105 int
1106 rte_eth_dev_set_link_up(uint8_t port_id)
1107 {
1108         struct rte_eth_dev *dev;
1109
1110         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1111
1112         dev = &rte_eth_devices[port_id];
1113
1114         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_up, -ENOTSUP);
1115         return (*dev->dev_ops->dev_set_link_up)(dev);
1116 }
1117
1118 int
1119 rte_eth_dev_set_link_down(uint8_t port_id)
1120 {
1121         struct rte_eth_dev *dev;
1122
1123         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1124
1125         dev = &rte_eth_devices[port_id];
1126
1127         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_down, -ENOTSUP);
1128         return (*dev->dev_ops->dev_set_link_down)(dev);
1129 }
1130
1131 void
1132 rte_eth_dev_close(uint8_t port_id)
1133 {
1134         struct rte_eth_dev *dev;
1135
1136         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1137         dev = &rte_eth_devices[port_id];
1138
1139         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_close);
1140         dev->data->dev_started = 0;
1141         (*dev->dev_ops->dev_close)(dev);
1142
1143         rte_free(dev->data->rx_queues);
1144         dev->data->rx_queues = NULL;
1145         rte_free(dev->data->tx_queues);
1146         dev->data->tx_queues = NULL;
1147 }
1148
1149 int
1150 rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id,
1151                        uint16_t nb_rx_desc, unsigned int socket_id,
1152                        const struct rte_eth_rxconf *rx_conf,
1153                        struct rte_mempool *mp)
1154 {
1155         int ret;
1156         uint32_t mbp_buf_size;
1157         struct rte_eth_dev *dev;
1158         struct rte_eth_dev_info dev_info;
1159
1160         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1161
1162         dev = &rte_eth_devices[port_id];
1163         if (rx_queue_id >= dev->data->nb_rx_queues) {
1164                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
1165                 return -EINVAL;
1166         }
1167
1168         if (dev->data->dev_started) {
1169                 RTE_PMD_DEBUG_TRACE(
1170                     "port %d must be stopped to allow configuration\n", port_id);
1171                 return -EBUSY;
1172         }
1173
1174         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1175         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
1176
1177         /*
1178          * Check the size of the mbuf data buffer.
1179          * This value must be provided in the private data of the memory pool.
1180          * First check that the memory pool has a valid private data.
1181          */
1182         rte_eth_dev_info_get(port_id, &dev_info);
1183         if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
1184                 RTE_PMD_DEBUG_TRACE("%s private_data_size %d < %d\n",
1185                                 mp->name, (int) mp->private_data_size,
1186                                 (int) sizeof(struct rte_pktmbuf_pool_private));
1187                 return -ENOSPC;
1188         }
1189         mbp_buf_size = rte_pktmbuf_data_room_size(mp);
1190
1191         if ((mbp_buf_size - RTE_PKTMBUF_HEADROOM) < dev_info.min_rx_bufsize) {
1192                 RTE_PMD_DEBUG_TRACE("%s mbuf_data_room_size %d < %d "
1193                                 "(RTE_PKTMBUF_HEADROOM=%d + min_rx_bufsize(dev)"
1194                                 "=%d)\n",
1195                                 mp->name,
1196                                 (int)mbp_buf_size,
1197                                 (int)(RTE_PKTMBUF_HEADROOM +
1198                                       dev_info.min_rx_bufsize),
1199                                 (int)RTE_PKTMBUF_HEADROOM,
1200                                 (int)dev_info.min_rx_bufsize);
1201                 return -EINVAL;
1202         }
1203
1204         if (nb_rx_desc > dev_info.rx_desc_lim.nb_max ||
1205                         nb_rx_desc < dev_info.rx_desc_lim.nb_min ||
1206                         nb_rx_desc % dev_info.rx_desc_lim.nb_align != 0) {
1207
1208                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_rx_desc(=%hu), "
1209                         "should be: <= %hu, = %hu, and a product of %hu\n",
1210                         nb_rx_desc,
1211                         dev_info.rx_desc_lim.nb_max,
1212                         dev_info.rx_desc_lim.nb_min,
1213                         dev_info.rx_desc_lim.nb_align);
1214                 return -EINVAL;
1215         }
1216
1217         if (rx_conf == NULL)
1218                 rx_conf = &dev_info.default_rxconf;
1219
1220         ret = (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
1221                                               socket_id, rx_conf, mp);
1222         if (!ret) {
1223                 if (!dev->data->min_rx_buf_size ||
1224                     dev->data->min_rx_buf_size > mbp_buf_size)
1225                         dev->data->min_rx_buf_size = mbp_buf_size;
1226         }
1227
1228         return ret;
1229 }
1230
1231 int
1232 rte_eth_tx_queue_setup(uint8_t port_id, uint16_t tx_queue_id,
1233                        uint16_t nb_tx_desc, unsigned int socket_id,
1234                        const struct rte_eth_txconf *tx_conf)
1235 {
1236         struct rte_eth_dev *dev;
1237         struct rte_eth_dev_info dev_info;
1238
1239         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1240
1241         dev = &rte_eth_devices[port_id];
1242         if (tx_queue_id >= dev->data->nb_tx_queues) {
1243                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
1244                 return -EINVAL;
1245         }
1246
1247         if (dev->data->dev_started) {
1248                 RTE_PMD_DEBUG_TRACE(
1249                     "port %d must be stopped to allow configuration\n", port_id);
1250                 return -EBUSY;
1251         }
1252
1253         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1254         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
1255
1256         rte_eth_dev_info_get(port_id, &dev_info);
1257
1258         if (nb_tx_desc > dev_info.tx_desc_lim.nb_max ||
1259             nb_tx_desc < dev_info.tx_desc_lim.nb_min ||
1260             nb_tx_desc % dev_info.tx_desc_lim.nb_align != 0) {
1261                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_tx_desc(=%hu), "
1262                                 "should be: <= %hu, = %hu, and a product of %hu\n",
1263                                 nb_tx_desc,
1264                                 dev_info.tx_desc_lim.nb_max,
1265                                 dev_info.tx_desc_lim.nb_min,
1266                                 dev_info.tx_desc_lim.nb_align);
1267                 return -EINVAL;
1268         }
1269
1270         if (tx_conf == NULL)
1271                 tx_conf = &dev_info.default_txconf;
1272
1273         return (*dev->dev_ops->tx_queue_setup)(dev, tx_queue_id, nb_tx_desc,
1274                                                socket_id, tx_conf);
1275 }
1276
1277 void
1278 rte_eth_tx_buffer_drop_callback(struct rte_mbuf **pkts, uint16_t unsent,
1279                 void *userdata __rte_unused)
1280 {
1281         unsigned i;
1282
1283         for (i = 0; i < unsent; i++)
1284                 rte_pktmbuf_free(pkts[i]);
1285 }
1286
1287 void
1288 rte_eth_tx_buffer_count_callback(struct rte_mbuf **pkts, uint16_t unsent,
1289                 void *userdata)
1290 {
1291         uint64_t *count = userdata;
1292         unsigned i;
1293
1294         for (i = 0; i < unsent; i++)
1295                 rte_pktmbuf_free(pkts[i]);
1296
1297         *count += unsent;
1298 }
1299
1300 int
1301 rte_eth_tx_buffer_set_err_callback(struct rte_eth_dev_tx_buffer *buffer,
1302                 buffer_tx_error_fn cbfn, void *userdata)
1303 {
1304         buffer->error_callback = cbfn;
1305         buffer->error_userdata = userdata;
1306         return 0;
1307 }
1308
1309 int
1310 rte_eth_tx_buffer_init(struct rte_eth_dev_tx_buffer *buffer, uint16_t size)
1311 {
1312         if (buffer == NULL)
1313                 return -EINVAL;
1314
1315         buffer->size = size;
1316         if (buffer->error_callback == NULL)
1317                 rte_eth_tx_buffer_set_err_callback(buffer,
1318                                 rte_eth_tx_buffer_drop_callback, NULL);
1319
1320         return 0;
1321 }
1322
1323 void
1324 rte_eth_promiscuous_enable(uint8_t port_id)
1325 {
1326         struct rte_eth_dev *dev;
1327
1328         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1329         dev = &rte_eth_devices[port_id];
1330
1331         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_enable);
1332         (*dev->dev_ops->promiscuous_enable)(dev);
1333         dev->data->promiscuous = 1;
1334 }
1335
1336 void
1337 rte_eth_promiscuous_disable(uint8_t port_id)
1338 {
1339         struct rte_eth_dev *dev;
1340
1341         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1342         dev = &rte_eth_devices[port_id];
1343
1344         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_disable);
1345         dev->data->promiscuous = 0;
1346         (*dev->dev_ops->promiscuous_disable)(dev);
1347 }
1348
1349 int
1350 rte_eth_promiscuous_get(uint8_t port_id)
1351 {
1352         struct rte_eth_dev *dev;
1353
1354         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1355
1356         dev = &rte_eth_devices[port_id];
1357         return dev->data->promiscuous;
1358 }
1359
1360 void
1361 rte_eth_allmulticast_enable(uint8_t port_id)
1362 {
1363         struct rte_eth_dev *dev;
1364
1365         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1366         dev = &rte_eth_devices[port_id];
1367
1368         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_enable);
1369         (*dev->dev_ops->allmulticast_enable)(dev);
1370         dev->data->all_multicast = 1;
1371 }
1372
1373 void
1374 rte_eth_allmulticast_disable(uint8_t port_id)
1375 {
1376         struct rte_eth_dev *dev;
1377
1378         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1379         dev = &rte_eth_devices[port_id];
1380
1381         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_disable);
1382         dev->data->all_multicast = 0;
1383         (*dev->dev_ops->allmulticast_disable)(dev);
1384 }
1385
1386 int
1387 rte_eth_allmulticast_get(uint8_t port_id)
1388 {
1389         struct rte_eth_dev *dev;
1390
1391         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1392
1393         dev = &rte_eth_devices[port_id];
1394         return dev->data->all_multicast;
1395 }
1396
1397 static inline int
1398 rte_eth_dev_atomic_read_link_status(struct rte_eth_dev *dev,
1399                                 struct rte_eth_link *link)
1400 {
1401         struct rte_eth_link *dst = link;
1402         struct rte_eth_link *src = &(dev->data->dev_link);
1403
1404         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
1405                                         *(uint64_t *)src) == 0)
1406                 return -1;
1407
1408         return 0;
1409 }
1410
1411 void
1412 rte_eth_link_get(uint8_t port_id, struct rte_eth_link *eth_link)
1413 {
1414         struct rte_eth_dev *dev;
1415
1416         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1417         dev = &rte_eth_devices[port_id];
1418
1419         if (dev->data->dev_conf.intr_conf.lsc != 0)
1420                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1421         else {
1422                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1423                 (*dev->dev_ops->link_update)(dev, 1);
1424                 *eth_link = dev->data->dev_link;
1425         }
1426 }
1427
1428 void
1429 rte_eth_link_get_nowait(uint8_t port_id, struct rte_eth_link *eth_link)
1430 {
1431         struct rte_eth_dev *dev;
1432
1433         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1434         dev = &rte_eth_devices[port_id];
1435
1436         if (dev->data->dev_conf.intr_conf.lsc != 0)
1437                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1438         else {
1439                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1440                 (*dev->dev_ops->link_update)(dev, 0);
1441                 *eth_link = dev->data->dev_link;
1442         }
1443 }
1444
1445 int
1446 rte_eth_stats_get(uint8_t port_id, struct rte_eth_stats *stats)
1447 {
1448         struct rte_eth_dev *dev;
1449
1450         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1451
1452         dev = &rte_eth_devices[port_id];
1453         memset(stats, 0, sizeof(*stats));
1454
1455         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
1456         (*dev->dev_ops->stats_get)(dev, stats);
1457         stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
1458         return 0;
1459 }
1460
1461 void
1462 rte_eth_stats_reset(uint8_t port_id)
1463 {
1464         struct rte_eth_dev *dev;
1465
1466         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1467         dev = &rte_eth_devices[port_id];
1468
1469         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
1470         (*dev->dev_ops->stats_reset)(dev);
1471         dev->data->rx_mbuf_alloc_failed = 0;
1472 }
1473
1474 /* retrieve ethdev extended statistics */
1475 int
1476 rte_eth_xstats_get(uint8_t port_id, struct rte_eth_xstats *xstats,
1477         unsigned n)
1478 {
1479         struct rte_eth_stats eth_stats;
1480         struct rte_eth_dev *dev;
1481         unsigned count = 0, i, q;
1482         signed xcount = 0;
1483         uint64_t val, *stats_ptr;
1484
1485         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1486
1487         dev = &rte_eth_devices[port_id];
1488
1489         /* Return generic statistics */
1490         count = RTE_NB_STATS + (dev->data->nb_rx_queues * RTE_NB_RXQ_STATS) +
1491                 (dev->data->nb_tx_queues * RTE_NB_TXQ_STATS);
1492
1493         /* implemented by the driver */
1494         if (dev->dev_ops->xstats_get != NULL) {
1495                 /* Retrieve the xstats from the driver at the end of the
1496                  * xstats struct.
1497                  */
1498                 xcount = (*dev->dev_ops->xstats_get)(dev,
1499                                      xstats ? xstats + count : NULL,
1500                                      (n > count) ? n - count : 0);
1501
1502                 if (xcount < 0)
1503                         return xcount;
1504         }
1505
1506         if (n < count + xcount)
1507                 return count + xcount;
1508
1509         /* now fill the xstats structure */
1510         count = 0;
1511         rte_eth_stats_get(port_id, &eth_stats);
1512
1513         /* global stats */
1514         for (i = 0; i < RTE_NB_STATS; i++) {
1515                 stats_ptr = RTE_PTR_ADD(&eth_stats,
1516                                         rte_stats_strings[i].offset);
1517                 val = *stats_ptr;
1518                 snprintf(xstats[count].name, sizeof(xstats[count].name),
1519                         "%s", rte_stats_strings[i].name);
1520                 xstats[count++].value = val;
1521         }
1522
1523         /* per-rxq stats */
1524         for (q = 0; q < dev->data->nb_rx_queues; q++) {
1525                 for (i = 0; i < RTE_NB_RXQ_STATS; i++) {
1526                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1527                                         rte_rxq_stats_strings[i].offset +
1528                                         q * sizeof(uint64_t));
1529                         val = *stats_ptr;
1530                         snprintf(xstats[count].name, sizeof(xstats[count].name),
1531                                 "rx_q%u_%s", q,
1532                                 rte_rxq_stats_strings[i].name);
1533                         xstats[count++].value = val;
1534                 }
1535         }
1536
1537         /* per-txq stats */
1538         for (q = 0; q < dev->data->nb_tx_queues; q++) {
1539                 for (i = 0; i < RTE_NB_TXQ_STATS; i++) {
1540                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1541                                         rte_txq_stats_strings[i].offset +
1542                                         q * sizeof(uint64_t));
1543                         val = *stats_ptr;
1544                         snprintf(xstats[count].name, sizeof(xstats[count].name),
1545                                 "tx_q%u_%s", q,
1546                                 rte_txq_stats_strings[i].name);
1547                         xstats[count++].value = val;
1548                 }
1549         }
1550
1551         return count + xcount;
1552 }
1553
1554 /* reset ethdev extended statistics */
1555 void
1556 rte_eth_xstats_reset(uint8_t port_id)
1557 {
1558         struct rte_eth_dev *dev;
1559
1560         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1561         dev = &rte_eth_devices[port_id];
1562
1563         /* implemented by the driver */
1564         if (dev->dev_ops->xstats_reset != NULL) {
1565                 (*dev->dev_ops->xstats_reset)(dev);
1566                 return;
1567         }
1568
1569         /* fallback to default */
1570         rte_eth_stats_reset(port_id);
1571 }
1572
1573 static int
1574 set_queue_stats_mapping(uint8_t port_id, uint16_t queue_id, uint8_t stat_idx,
1575                 uint8_t is_rx)
1576 {
1577         struct rte_eth_dev *dev;
1578
1579         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1580
1581         dev = &rte_eth_devices[port_id];
1582
1583         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
1584         return (*dev->dev_ops->queue_stats_mapping_set)
1585                         (dev, queue_id, stat_idx, is_rx);
1586 }
1587
1588
1589 int
1590 rte_eth_dev_set_tx_queue_stats_mapping(uint8_t port_id, uint16_t tx_queue_id,
1591                 uint8_t stat_idx)
1592 {
1593         return set_queue_stats_mapping(port_id, tx_queue_id, stat_idx,
1594                         STAT_QMAP_TX);
1595 }
1596
1597
1598 int
1599 rte_eth_dev_set_rx_queue_stats_mapping(uint8_t port_id, uint16_t rx_queue_id,
1600                 uint8_t stat_idx)
1601 {
1602         return set_queue_stats_mapping(port_id, rx_queue_id, stat_idx,
1603                         STAT_QMAP_RX);
1604 }
1605
1606
1607 void
1608 rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)
1609 {
1610         struct rte_eth_dev *dev;
1611         const struct rte_eth_desc_lim lim = {
1612                 .nb_max = UINT16_MAX,
1613                 .nb_min = 0,
1614                 .nb_align = 1,
1615         };
1616
1617         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1618         dev = &rte_eth_devices[port_id];
1619
1620         memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
1621         dev_info->rx_desc_lim = lim;
1622         dev_info->tx_desc_lim = lim;
1623
1624         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
1625         (*dev->dev_ops->dev_infos_get)(dev, dev_info);
1626         dev_info->pci_dev = dev->pci_dev;
1627         dev_info->driver_name = dev->data->drv_name;
1628 }
1629
1630 int
1631 rte_eth_dev_get_supported_ptypes(uint8_t port_id, uint32_t ptype_mask,
1632                                  uint32_t *ptypes, int num)
1633 {
1634         int i, j;
1635         struct rte_eth_dev *dev;
1636         const uint32_t *all_ptypes;
1637
1638         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1639         dev = &rte_eth_devices[port_id];
1640         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_supported_ptypes_get,
1641                                 -ENOTSUP);
1642         all_ptypes = (*dev->dev_ops->dev_supported_ptypes_get)(dev);
1643
1644         if (!all_ptypes)
1645                 return 0;
1646
1647         for (i = 0, j = 0; all_ptypes[i] != RTE_PTYPE_UNKNOWN; ++i)
1648                 if (all_ptypes[i] & ptype_mask) {
1649                         if (j < num)
1650                                 ptypes[j] = all_ptypes[i];
1651                         j++;
1652                 }
1653
1654         return j;
1655 }
1656
1657 void
1658 rte_eth_macaddr_get(uint8_t port_id, struct ether_addr *mac_addr)
1659 {
1660         struct rte_eth_dev *dev;
1661
1662         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1663         dev = &rte_eth_devices[port_id];
1664         ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
1665 }
1666
1667
1668 int
1669 rte_eth_dev_get_mtu(uint8_t port_id, uint16_t *mtu)
1670 {
1671         struct rte_eth_dev *dev;
1672
1673         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1674
1675         dev = &rte_eth_devices[port_id];
1676         *mtu = dev->data->mtu;
1677         return 0;
1678 }
1679
1680 int
1681 rte_eth_dev_set_mtu(uint8_t port_id, uint16_t mtu)
1682 {
1683         int ret;
1684         struct rte_eth_dev *dev;
1685
1686         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1687         dev = &rte_eth_devices[port_id];
1688         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
1689
1690         ret = (*dev->dev_ops->mtu_set)(dev, mtu);
1691         if (!ret)
1692                 dev->data->mtu = mtu;
1693
1694         return ret;
1695 }
1696
1697 int
1698 rte_eth_dev_vlan_filter(uint8_t port_id, uint16_t vlan_id, int on)
1699 {
1700         struct rte_eth_dev *dev;
1701
1702         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1703         dev = &rte_eth_devices[port_id];
1704         if (!(dev->data->dev_conf.rxmode.hw_vlan_filter)) {
1705                 RTE_PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
1706                 return -ENOSYS;
1707         }
1708
1709         if (vlan_id > 4095) {
1710                 RTE_PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n",
1711                                 port_id, (unsigned) vlan_id);
1712                 return -EINVAL;
1713         }
1714         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
1715
1716         return (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
1717 }
1718
1719 int
1720 rte_eth_dev_set_vlan_strip_on_queue(uint8_t port_id, uint16_t rx_queue_id, int on)
1721 {
1722         struct rte_eth_dev *dev;
1723
1724         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1725         dev = &rte_eth_devices[port_id];
1726         if (rx_queue_id >= dev->data->nb_rx_queues) {
1727                 RTE_PMD_DEBUG_TRACE("Invalid rx_queue_id=%d\n", port_id);
1728                 return -EINVAL;
1729         }
1730
1731         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
1732         (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
1733
1734         return 0;
1735 }
1736
1737 int
1738 rte_eth_dev_set_vlan_ether_type(uint8_t port_id,
1739                                 enum rte_vlan_type vlan_type,
1740                                 uint16_t tpid)
1741 {
1742         struct rte_eth_dev *dev;
1743
1744         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1745         dev = &rte_eth_devices[port_id];
1746         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
1747
1748         return (*dev->dev_ops->vlan_tpid_set)(dev, vlan_type, tpid);
1749 }
1750
1751 int
1752 rte_eth_dev_set_vlan_offload(uint8_t port_id, int offload_mask)
1753 {
1754         struct rte_eth_dev *dev;
1755         int ret = 0;
1756         int mask = 0;
1757         int cur, org = 0;
1758
1759         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1760         dev = &rte_eth_devices[port_id];
1761
1762         /*check which option changed by application*/
1763         cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
1764         org = !!(dev->data->dev_conf.rxmode.hw_vlan_strip);
1765         if (cur != org) {
1766                 dev->data->dev_conf.rxmode.hw_vlan_strip = (uint8_t)cur;
1767                 mask |= ETH_VLAN_STRIP_MASK;
1768         }
1769
1770         cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
1771         org = !!(dev->data->dev_conf.rxmode.hw_vlan_filter);
1772         if (cur != org) {
1773                 dev->data->dev_conf.rxmode.hw_vlan_filter = (uint8_t)cur;
1774                 mask |= ETH_VLAN_FILTER_MASK;
1775         }
1776
1777         cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
1778         org = !!(dev->data->dev_conf.rxmode.hw_vlan_extend);
1779         if (cur != org) {
1780                 dev->data->dev_conf.rxmode.hw_vlan_extend = (uint8_t)cur;
1781                 mask |= ETH_VLAN_EXTEND_MASK;
1782         }
1783
1784         /*no change*/
1785         if (mask == 0)
1786                 return ret;
1787
1788         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
1789         (*dev->dev_ops->vlan_offload_set)(dev, mask);
1790
1791         return ret;
1792 }
1793
1794 int
1795 rte_eth_dev_get_vlan_offload(uint8_t port_id)
1796 {
1797         struct rte_eth_dev *dev;
1798         int ret = 0;
1799
1800         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1801         dev = &rte_eth_devices[port_id];
1802
1803         if (dev->data->dev_conf.rxmode.hw_vlan_strip)
1804                 ret |= ETH_VLAN_STRIP_OFFLOAD;
1805
1806         if (dev->data->dev_conf.rxmode.hw_vlan_filter)
1807                 ret |= ETH_VLAN_FILTER_OFFLOAD;
1808
1809         if (dev->data->dev_conf.rxmode.hw_vlan_extend)
1810                 ret |= ETH_VLAN_EXTEND_OFFLOAD;
1811
1812         return ret;
1813 }
1814
1815 int
1816 rte_eth_dev_set_vlan_pvid(uint8_t port_id, uint16_t pvid, int on)
1817 {
1818         struct rte_eth_dev *dev;
1819
1820         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1821         dev = &rte_eth_devices[port_id];
1822         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
1823         (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on);
1824
1825         return 0;
1826 }
1827
1828 int
1829 rte_eth_dev_flow_ctrl_get(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1830 {
1831         struct rte_eth_dev *dev;
1832
1833         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1834         dev = &rte_eth_devices[port_id];
1835         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
1836         memset(fc_conf, 0, sizeof(*fc_conf));
1837         return (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf);
1838 }
1839
1840 int
1841 rte_eth_dev_flow_ctrl_set(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1842 {
1843         struct rte_eth_dev *dev;
1844
1845         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1846         if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
1847                 RTE_PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n");
1848                 return -EINVAL;
1849         }
1850
1851         dev = &rte_eth_devices[port_id];
1852         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
1853         return (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf);
1854 }
1855
1856 int
1857 rte_eth_dev_priority_flow_ctrl_set(uint8_t port_id, struct rte_eth_pfc_conf *pfc_conf)
1858 {
1859         struct rte_eth_dev *dev;
1860
1861         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1862         if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
1863                 RTE_PMD_DEBUG_TRACE("Invalid priority, only 0-7 allowed\n");
1864                 return -EINVAL;
1865         }
1866
1867         dev = &rte_eth_devices[port_id];
1868         /* High water, low water validation are device specific */
1869         if  (*dev->dev_ops->priority_flow_ctrl_set)
1870                 return (*dev->dev_ops->priority_flow_ctrl_set)(dev, pfc_conf);
1871         return -ENOTSUP;
1872 }
1873
1874 static int
1875 rte_eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf,
1876                         uint16_t reta_size)
1877 {
1878         uint16_t i, num;
1879
1880         if (!reta_conf)
1881                 return -EINVAL;
1882
1883         if (reta_size != RTE_ALIGN(reta_size, RTE_RETA_GROUP_SIZE)) {
1884                 RTE_PMD_DEBUG_TRACE("Invalid reta size, should be %u aligned\n",
1885                                                         RTE_RETA_GROUP_SIZE);
1886                 return -EINVAL;
1887         }
1888
1889         num = reta_size / RTE_RETA_GROUP_SIZE;
1890         for (i = 0; i < num; i++) {
1891                 if (reta_conf[i].mask)
1892                         return 0;
1893         }
1894
1895         return -EINVAL;
1896 }
1897
1898 static int
1899 rte_eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf,
1900                          uint16_t reta_size,
1901                          uint16_t max_rxq)
1902 {
1903         uint16_t i, idx, shift;
1904
1905         if (!reta_conf)
1906                 return -EINVAL;
1907
1908         if (max_rxq == 0) {
1909                 RTE_PMD_DEBUG_TRACE("No receive queue is available\n");
1910                 return -EINVAL;
1911         }
1912
1913         for (i = 0; i < reta_size; i++) {
1914                 idx = i / RTE_RETA_GROUP_SIZE;
1915                 shift = i % RTE_RETA_GROUP_SIZE;
1916                 if ((reta_conf[idx].mask & (1ULL << shift)) &&
1917                         (reta_conf[idx].reta[shift] >= max_rxq)) {
1918                         RTE_PMD_DEBUG_TRACE("reta_conf[%u]->reta[%u]: %u exceeds "
1919                                 "the maximum rxq index: %u\n", idx, shift,
1920                                 reta_conf[idx].reta[shift], max_rxq);
1921                         return -EINVAL;
1922                 }
1923         }
1924
1925         return 0;
1926 }
1927
1928 int
1929 rte_eth_dev_rss_reta_update(uint8_t port_id,
1930                             struct rte_eth_rss_reta_entry64 *reta_conf,
1931                             uint16_t reta_size)
1932 {
1933         struct rte_eth_dev *dev;
1934         int ret;
1935
1936         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1937         /* Check mask bits */
1938         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
1939         if (ret < 0)
1940                 return ret;
1941
1942         dev = &rte_eth_devices[port_id];
1943
1944         /* Check entry value */
1945         ret = rte_eth_check_reta_entry(reta_conf, reta_size,
1946                                 dev->data->nb_rx_queues);
1947         if (ret < 0)
1948                 return ret;
1949
1950         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
1951         return (*dev->dev_ops->reta_update)(dev, reta_conf, reta_size);
1952 }
1953
1954 int
1955 rte_eth_dev_rss_reta_query(uint8_t port_id,
1956                            struct rte_eth_rss_reta_entry64 *reta_conf,
1957                            uint16_t reta_size)
1958 {
1959         struct rte_eth_dev *dev;
1960         int ret;
1961
1962         if (port_id >= nb_ports) {
1963                 RTE_PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1964                 return -ENODEV;
1965         }
1966
1967         /* Check mask bits */
1968         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
1969         if (ret < 0)
1970                 return ret;
1971
1972         dev = &rte_eth_devices[port_id];
1973         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
1974         return (*dev->dev_ops->reta_query)(dev, reta_conf, reta_size);
1975 }
1976
1977 int
1978 rte_eth_dev_rss_hash_update(uint8_t port_id, struct rte_eth_rss_conf *rss_conf)
1979 {
1980         struct rte_eth_dev *dev;
1981         uint16_t rss_hash_protos;
1982
1983         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1984         rss_hash_protos = rss_conf->rss_hf;
1985         if ((rss_hash_protos != 0) &&
1986             ((rss_hash_protos & ETH_RSS_PROTO_MASK) == 0)) {
1987                 RTE_PMD_DEBUG_TRACE("Invalid rss_hash_protos=0x%x\n",
1988                                 rss_hash_protos);
1989                 return -EINVAL;
1990         }
1991         dev = &rte_eth_devices[port_id];
1992         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
1993         return (*dev->dev_ops->rss_hash_update)(dev, rss_conf);
1994 }
1995
1996 int
1997 rte_eth_dev_rss_hash_conf_get(uint8_t port_id,
1998                               struct rte_eth_rss_conf *rss_conf)
1999 {
2000         struct rte_eth_dev *dev;
2001
2002         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2003         dev = &rte_eth_devices[port_id];
2004         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
2005         return (*dev->dev_ops->rss_hash_conf_get)(dev, rss_conf);
2006 }
2007
2008 int
2009 rte_eth_dev_udp_tunnel_port_add(uint8_t port_id,
2010                                 struct rte_eth_udp_tunnel *udp_tunnel)
2011 {
2012         struct rte_eth_dev *dev;
2013
2014         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2015         if (udp_tunnel == NULL) {
2016                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2017                 return -EINVAL;
2018         }
2019
2020         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2021                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2022                 return -EINVAL;
2023         }
2024
2025         dev = &rte_eth_devices[port_id];
2026         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_add, -ENOTSUP);
2027         return (*dev->dev_ops->udp_tunnel_port_add)(dev, udp_tunnel);
2028 }
2029
2030 int
2031 rte_eth_dev_udp_tunnel_port_delete(uint8_t port_id,
2032                                    struct rte_eth_udp_tunnel *udp_tunnel)
2033 {
2034         struct rte_eth_dev *dev;
2035
2036         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2037         dev = &rte_eth_devices[port_id];
2038
2039         if (udp_tunnel == NULL) {
2040                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2041                 return -EINVAL;
2042         }
2043
2044         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2045                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2046                 return -EINVAL;
2047         }
2048
2049         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_del, -ENOTSUP);
2050         return (*dev->dev_ops->udp_tunnel_port_del)(dev, udp_tunnel);
2051 }
2052
2053 int
2054 rte_eth_led_on(uint8_t port_id)
2055 {
2056         struct rte_eth_dev *dev;
2057
2058         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2059         dev = &rte_eth_devices[port_id];
2060         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
2061         return (*dev->dev_ops->dev_led_on)(dev);
2062 }
2063
2064 int
2065 rte_eth_led_off(uint8_t port_id)
2066 {
2067         struct rte_eth_dev *dev;
2068
2069         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2070         dev = &rte_eth_devices[port_id];
2071         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
2072         return (*dev->dev_ops->dev_led_off)(dev);
2073 }
2074
2075 /*
2076  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2077  * an empty spot.
2078  */
2079 static int
2080 get_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2081 {
2082         struct rte_eth_dev_info dev_info;
2083         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2084         unsigned i;
2085
2086         rte_eth_dev_info_get(port_id, &dev_info);
2087
2088         for (i = 0; i < dev_info.max_mac_addrs; i++)
2089                 if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
2090                         return i;
2091
2092         return -1;
2093 }
2094
2095 static const struct ether_addr null_mac_addr;
2096
2097 int
2098 rte_eth_dev_mac_addr_add(uint8_t port_id, struct ether_addr *addr,
2099                         uint32_t pool)
2100 {
2101         struct rte_eth_dev *dev;
2102         int index;
2103         uint64_t pool_mask;
2104
2105         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2106         dev = &rte_eth_devices[port_id];
2107         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
2108
2109         if (is_zero_ether_addr(addr)) {
2110                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2111                         port_id);
2112                 return -EINVAL;
2113         }
2114         if (pool >= ETH_64_POOLS) {
2115                 RTE_PMD_DEBUG_TRACE("pool id must be 0-%d\n", ETH_64_POOLS - 1);
2116                 return -EINVAL;
2117         }
2118
2119         index = get_mac_addr_index(port_id, addr);
2120         if (index < 0) {
2121                 index = get_mac_addr_index(port_id, &null_mac_addr);
2122                 if (index < 0) {
2123                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2124                                 port_id);
2125                         return -ENOSPC;
2126                 }
2127         } else {
2128                 pool_mask = dev->data->mac_pool_sel[index];
2129
2130                 /* Check if both MAC address and pool is already there, and do nothing */
2131                 if (pool_mask & (1ULL << pool))
2132                         return 0;
2133         }
2134
2135         /* Update NIC */
2136         (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
2137
2138         /* Update address in NIC data structure */
2139         ether_addr_copy(addr, &dev->data->mac_addrs[index]);
2140
2141         /* Update pool bitmap in NIC data structure */
2142         dev->data->mac_pool_sel[index] |= (1ULL << pool);
2143
2144         return 0;
2145 }
2146
2147 int
2148 rte_eth_dev_mac_addr_remove(uint8_t port_id, struct ether_addr *addr)
2149 {
2150         struct rte_eth_dev *dev;
2151         int index;
2152
2153         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2154         dev = &rte_eth_devices[port_id];
2155         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
2156
2157         index = get_mac_addr_index(port_id, addr);
2158         if (index == 0) {
2159                 RTE_PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id);
2160                 return -EADDRINUSE;
2161         } else if (index < 0)
2162                 return 0;  /* Do nothing if address wasn't found */
2163
2164         /* Update NIC */
2165         (*dev->dev_ops->mac_addr_remove)(dev, index);
2166
2167         /* Update address in NIC data structure */
2168         ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
2169
2170         /* reset pool bitmap */
2171         dev->data->mac_pool_sel[index] = 0;
2172
2173         return 0;
2174 }
2175
2176 int
2177 rte_eth_dev_default_mac_addr_set(uint8_t port_id, struct ether_addr *addr)
2178 {
2179         struct rte_eth_dev *dev;
2180
2181         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2182
2183         if (!is_valid_assigned_ether_addr(addr))
2184                 return -EINVAL;
2185
2186         dev = &rte_eth_devices[port_id];
2187         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
2188
2189         /* Update default address in NIC data structure */
2190         ether_addr_copy(addr, &dev->data->mac_addrs[0]);
2191
2192         (*dev->dev_ops->mac_addr_set)(dev, addr);
2193
2194         return 0;
2195 }
2196
2197 int
2198 rte_eth_dev_set_vf_rxmode(uint8_t port_id,  uint16_t vf,
2199                                 uint16_t rx_mode, uint8_t on)
2200 {
2201         uint16_t num_vfs;
2202         struct rte_eth_dev *dev;
2203         struct rte_eth_dev_info dev_info;
2204
2205         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2206
2207         dev = &rte_eth_devices[port_id];
2208         rte_eth_dev_info_get(port_id, &dev_info);
2209
2210         num_vfs = dev_info.max_vfs;
2211         if (vf > num_vfs) {
2212                 RTE_PMD_DEBUG_TRACE("set VF RX mode:invalid VF id %d\n", vf);
2213                 return -EINVAL;
2214         }
2215
2216         if (rx_mode == 0) {
2217                 RTE_PMD_DEBUG_TRACE("set VF RX mode:mode mask ca not be zero\n");
2218                 return -EINVAL;
2219         }
2220         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx_mode, -ENOTSUP);
2221         return (*dev->dev_ops->set_vf_rx_mode)(dev, vf, rx_mode, on);
2222 }
2223
2224 /*
2225  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2226  * an empty spot.
2227  */
2228 static int
2229 get_hash_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2230 {
2231         struct rte_eth_dev_info dev_info;
2232         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2233         unsigned i;
2234
2235         rte_eth_dev_info_get(port_id, &dev_info);
2236         if (!dev->data->hash_mac_addrs)
2237                 return -1;
2238
2239         for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
2240                 if (memcmp(addr, &dev->data->hash_mac_addrs[i],
2241                         ETHER_ADDR_LEN) == 0)
2242                         return i;
2243
2244         return -1;
2245 }
2246
2247 int
2248 rte_eth_dev_uc_hash_table_set(uint8_t port_id, struct ether_addr *addr,
2249                                 uint8_t on)
2250 {
2251         int index;
2252         int ret;
2253         struct rte_eth_dev *dev;
2254
2255         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2256
2257         dev = &rte_eth_devices[port_id];
2258         if (is_zero_ether_addr(addr)) {
2259                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2260                         port_id);
2261                 return -EINVAL;
2262         }
2263
2264         index = get_hash_mac_addr_index(port_id, addr);
2265         /* Check if it's already there, and do nothing */
2266         if ((index >= 0) && (on))
2267                 return 0;
2268
2269         if (index < 0) {
2270                 if (!on) {
2271                         RTE_PMD_DEBUG_TRACE("port %d: the MAC address was not "
2272                                 "set in UTA\n", port_id);
2273                         return -EINVAL;
2274                 }
2275
2276                 index = get_hash_mac_addr_index(port_id, &null_mac_addr);
2277                 if (index < 0) {
2278                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2279                                         port_id);
2280                         return -ENOSPC;
2281                 }
2282         }
2283
2284         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
2285         ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
2286         if (ret == 0) {
2287                 /* Update address in NIC data structure */
2288                 if (on)
2289                         ether_addr_copy(addr,
2290                                         &dev->data->hash_mac_addrs[index]);
2291                 else
2292                         ether_addr_copy(&null_mac_addr,
2293                                         &dev->data->hash_mac_addrs[index]);
2294         }
2295
2296         return ret;
2297 }
2298
2299 int
2300 rte_eth_dev_uc_all_hash_table_set(uint8_t port_id, uint8_t on)
2301 {
2302         struct rte_eth_dev *dev;
2303
2304         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2305
2306         dev = &rte_eth_devices[port_id];
2307
2308         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
2309         return (*dev->dev_ops->uc_all_hash_table_set)(dev, on);
2310 }
2311
2312 int
2313 rte_eth_dev_set_vf_rx(uint8_t port_id, uint16_t vf, uint8_t on)
2314 {
2315         uint16_t num_vfs;
2316         struct rte_eth_dev *dev;
2317         struct rte_eth_dev_info dev_info;
2318
2319         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2320
2321         dev = &rte_eth_devices[port_id];
2322         rte_eth_dev_info_get(port_id, &dev_info);
2323
2324         num_vfs = dev_info.max_vfs;
2325         if (vf > num_vfs) {
2326                 RTE_PMD_DEBUG_TRACE("port %d: invalid vf id\n", port_id);
2327                 return -EINVAL;
2328         }
2329
2330         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx, -ENOTSUP);
2331         return (*dev->dev_ops->set_vf_rx)(dev, vf, on);
2332 }
2333
2334 int
2335 rte_eth_dev_set_vf_tx(uint8_t port_id, uint16_t vf, uint8_t on)
2336 {
2337         uint16_t num_vfs;
2338         struct rte_eth_dev *dev;
2339         struct rte_eth_dev_info dev_info;
2340
2341         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2342
2343         dev = &rte_eth_devices[port_id];
2344         rte_eth_dev_info_get(port_id, &dev_info);
2345
2346         num_vfs = dev_info.max_vfs;
2347         if (vf > num_vfs) {
2348                 RTE_PMD_DEBUG_TRACE("set pool tx:invalid pool id=%d\n", vf);
2349                 return -EINVAL;
2350         }
2351
2352         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_tx, -ENOTSUP);
2353         return (*dev->dev_ops->set_vf_tx)(dev, vf, on);
2354 }
2355
2356 int
2357 rte_eth_dev_set_vf_vlan_filter(uint8_t port_id, uint16_t vlan_id,
2358                                uint64_t vf_mask, uint8_t vlan_on)
2359 {
2360         struct rte_eth_dev *dev;
2361
2362         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2363
2364         dev = &rte_eth_devices[port_id];
2365
2366         if (vlan_id > ETHER_MAX_VLAN_ID) {
2367                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:invalid VLAN id=%d\n",
2368                         vlan_id);
2369                 return -EINVAL;
2370         }
2371
2372         if (vf_mask == 0) {
2373                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:pool_mask can not be 0\n");
2374                 return -EINVAL;
2375         }
2376
2377         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_vlan_filter, -ENOTSUP);
2378         return (*dev->dev_ops->set_vf_vlan_filter)(dev, vlan_id,
2379                                                    vf_mask, vlan_on);
2380 }
2381
2382 int rte_eth_set_queue_rate_limit(uint8_t port_id, uint16_t queue_idx,
2383                                         uint16_t tx_rate)
2384 {
2385         struct rte_eth_dev *dev;
2386         struct rte_eth_dev_info dev_info;
2387         struct rte_eth_link link;
2388
2389         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2390
2391         dev = &rte_eth_devices[port_id];
2392         rte_eth_dev_info_get(port_id, &dev_info);
2393         link = dev->data->dev_link;
2394
2395         if (queue_idx > dev_info.max_tx_queues) {
2396                 RTE_PMD_DEBUG_TRACE("set queue rate limit:port %d: "
2397                                 "invalid queue id=%d\n", port_id, queue_idx);
2398                 return -EINVAL;
2399         }
2400
2401         if (tx_rate > link.link_speed) {
2402                 RTE_PMD_DEBUG_TRACE("set queue rate limit:invalid tx_rate=%d, "
2403                                 "bigger than link speed= %d\n",
2404                         tx_rate, link.link_speed);
2405                 return -EINVAL;
2406         }
2407
2408         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
2409         return (*dev->dev_ops->set_queue_rate_limit)(dev, queue_idx, tx_rate);
2410 }
2411
2412 int rte_eth_set_vf_rate_limit(uint8_t port_id, uint16_t vf, uint16_t tx_rate,
2413                                 uint64_t q_msk)
2414 {
2415         struct rte_eth_dev *dev;
2416         struct rte_eth_dev_info dev_info;
2417         struct rte_eth_link link;
2418
2419         if (q_msk == 0)
2420                 return 0;
2421
2422         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2423
2424         dev = &rte_eth_devices[port_id];
2425         rte_eth_dev_info_get(port_id, &dev_info);
2426         link = dev->data->dev_link;
2427
2428         if (vf > dev_info.max_vfs) {
2429                 RTE_PMD_DEBUG_TRACE("set VF rate limit:port %d: "
2430                                 "invalid vf id=%d\n", port_id, vf);
2431                 return -EINVAL;
2432         }
2433
2434         if (tx_rate > link.link_speed) {
2435                 RTE_PMD_DEBUG_TRACE("set VF rate limit:invalid tx_rate=%d, "
2436                                 "bigger than link speed= %d\n",
2437                                 tx_rate, link.link_speed);
2438                 return -EINVAL;
2439         }
2440
2441         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rate_limit, -ENOTSUP);
2442         return (*dev->dev_ops->set_vf_rate_limit)(dev, vf, tx_rate, q_msk);
2443 }
2444
2445 int
2446 rte_eth_mirror_rule_set(uint8_t port_id,
2447                         struct rte_eth_mirror_conf *mirror_conf,
2448                         uint8_t rule_id, uint8_t on)
2449 {
2450         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2451
2452         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2453         if (mirror_conf->rule_type == 0) {
2454                 RTE_PMD_DEBUG_TRACE("mirror rule type can not be 0.\n");
2455                 return -EINVAL;
2456         }
2457
2458         if (mirror_conf->dst_pool >= ETH_64_POOLS) {
2459                 RTE_PMD_DEBUG_TRACE("Invalid dst pool, pool id must be 0-%d\n",
2460                                 ETH_64_POOLS - 1);
2461                 return -EINVAL;
2462         }
2463
2464         if ((mirror_conf->rule_type & (ETH_MIRROR_VIRTUAL_POOL_UP |
2465              ETH_MIRROR_VIRTUAL_POOL_DOWN)) &&
2466             (mirror_conf->pool_mask == 0)) {
2467                 RTE_PMD_DEBUG_TRACE("Invalid mirror pool, pool mask can not be 0.\n");
2468                 return -EINVAL;
2469         }
2470
2471         if ((mirror_conf->rule_type & ETH_MIRROR_VLAN) &&
2472             mirror_conf->vlan.vlan_mask == 0) {
2473                 RTE_PMD_DEBUG_TRACE("Invalid vlan mask, vlan mask can not be 0.\n");
2474                 return -EINVAL;
2475         }
2476
2477         dev = &rte_eth_devices[port_id];
2478         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
2479
2480         return (*dev->dev_ops->mirror_rule_set)(dev, mirror_conf, rule_id, on);
2481 }
2482
2483 int
2484 rte_eth_mirror_rule_reset(uint8_t port_id, uint8_t rule_id)
2485 {
2486         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2487
2488         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2489
2490         dev = &rte_eth_devices[port_id];
2491         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
2492
2493         return (*dev->dev_ops->mirror_rule_reset)(dev, rule_id);
2494 }
2495
2496 int
2497 rte_eth_dev_callback_register(uint8_t port_id,
2498                         enum rte_eth_event_type event,
2499                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2500 {
2501         struct rte_eth_dev *dev;
2502         struct rte_eth_dev_callback *user_cb;
2503
2504         if (!cb_fn)
2505                 return -EINVAL;
2506
2507         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2508
2509         dev = &rte_eth_devices[port_id];
2510         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2511
2512         TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
2513                 if (user_cb->cb_fn == cb_fn &&
2514                         user_cb->cb_arg == cb_arg &&
2515                         user_cb->event == event) {
2516                         break;
2517                 }
2518         }
2519
2520         /* create a new callback. */
2521         if (user_cb == NULL)
2522                 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
2523                                         sizeof(struct rte_eth_dev_callback), 0);
2524         if (user_cb != NULL) {
2525                 user_cb->cb_fn = cb_fn;
2526                 user_cb->cb_arg = cb_arg;
2527                 user_cb->event = event;
2528                 TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
2529         }
2530
2531         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2532         return (user_cb == NULL) ? -ENOMEM : 0;
2533 }
2534
2535 int
2536 rte_eth_dev_callback_unregister(uint8_t port_id,
2537                         enum rte_eth_event_type event,
2538                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2539 {
2540         int ret;
2541         struct rte_eth_dev *dev;
2542         struct rte_eth_dev_callback *cb, *next;
2543
2544         if (!cb_fn)
2545                 return -EINVAL;
2546
2547         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2548
2549         dev = &rte_eth_devices[port_id];
2550         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2551
2552         ret = 0;
2553         for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
2554
2555                 next = TAILQ_NEXT(cb, next);
2556
2557                 if (cb->cb_fn != cb_fn || cb->event != event ||
2558                                 (cb->cb_arg != (void *)-1 &&
2559                                 cb->cb_arg != cb_arg))
2560                         continue;
2561
2562                 /*
2563                  * if this callback is not executing right now,
2564                  * then remove it.
2565                  */
2566                 if (cb->active == 0) {
2567                         TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
2568                         rte_free(cb);
2569                 } else {
2570                         ret = -EAGAIN;
2571                 }
2572         }
2573
2574         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2575         return ret;
2576 }
2577
2578 void
2579 _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
2580         enum rte_eth_event_type event)
2581 {
2582         struct rte_eth_dev_callback *cb_lst;
2583         struct rte_eth_dev_callback dev_cb;
2584
2585         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2586         TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
2587                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
2588                         continue;
2589                 dev_cb = *cb_lst;
2590                 cb_lst->active = 1;
2591                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2592                 dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
2593                                                 dev_cb.cb_arg);
2594                 rte_spinlock_lock(&rte_eth_dev_cb_lock);
2595                 cb_lst->active = 0;
2596         }
2597         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2598 }
2599
2600 int
2601 rte_eth_dev_rx_intr_ctl(uint8_t port_id, int epfd, int op, void *data)
2602 {
2603         uint32_t vec;
2604         struct rte_eth_dev *dev;
2605         struct rte_intr_handle *intr_handle;
2606         uint16_t qid;
2607         int rc;
2608
2609         if (!rte_eth_dev_is_valid_port(port_id)) {
2610                 RTE_PMD_DEBUG_TRACE("Invalid port_id=%u\n", port_id);
2611                 return -ENODEV;
2612         }
2613
2614         dev = &rte_eth_devices[port_id];
2615         intr_handle = &dev->pci_dev->intr_handle;
2616         if (!intr_handle->intr_vec) {
2617                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2618                 return -EPERM;
2619         }
2620
2621         for (qid = 0; qid < dev->data->nb_rx_queues; qid++) {
2622                 vec = intr_handle->intr_vec[qid];
2623                 rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2624                 if (rc && rc != -EEXIST) {
2625                         RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2626                                         " op %d epfd %d vec %u\n",
2627                                         port_id, qid, op, epfd, vec);
2628                 }
2629         }
2630
2631         return 0;
2632 }
2633
2634 const struct rte_memzone *
2635 rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
2636                          uint16_t queue_id, size_t size, unsigned align,
2637                          int socket_id)
2638 {
2639         char z_name[RTE_MEMZONE_NAMESIZE];
2640         const struct rte_memzone *mz;
2641
2642         snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
2643                  dev->driver->pci_drv.name, ring_name,
2644                  dev->data->port_id, queue_id);
2645
2646         mz = rte_memzone_lookup(z_name);
2647         if (mz)
2648                 return mz;
2649
2650         if (rte_xen_dom0_supported())
2651                 return rte_memzone_reserve_bounded(z_name, size, socket_id,
2652                                                    0, align, RTE_PGSIZE_2M);
2653         else
2654                 return rte_memzone_reserve_aligned(z_name, size, socket_id,
2655                                                    0, align);
2656 }
2657
2658 int
2659 rte_eth_dev_rx_intr_ctl_q(uint8_t port_id, uint16_t queue_id,
2660                           int epfd, int op, void *data)
2661 {
2662         uint32_t vec;
2663         struct rte_eth_dev *dev;
2664         struct rte_intr_handle *intr_handle;
2665         int rc;
2666
2667         if (!rte_eth_dev_is_valid_port(port_id)) {
2668                 RTE_PMD_DEBUG_TRACE("Invalid port_id=%u\n", port_id);
2669                 return -ENODEV;
2670         }
2671
2672         dev = &rte_eth_devices[port_id];
2673         if (queue_id >= dev->data->nb_rx_queues) {
2674                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%u\n", queue_id);
2675                 return -EINVAL;
2676         }
2677
2678         intr_handle = &dev->pci_dev->intr_handle;
2679         if (!intr_handle->intr_vec) {
2680                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2681                 return -EPERM;
2682         }
2683
2684         vec = intr_handle->intr_vec[queue_id];
2685         rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2686         if (rc && rc != -EEXIST) {
2687                 RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2688                                 " op %d epfd %d vec %u\n",
2689                                 port_id, queue_id, op, epfd, vec);
2690                 return rc;
2691         }
2692
2693         return 0;
2694 }
2695
2696 int
2697 rte_eth_dev_rx_intr_enable(uint8_t port_id,
2698                            uint16_t queue_id)
2699 {
2700         struct rte_eth_dev *dev;
2701
2702         if (!rte_eth_dev_is_valid_port(port_id)) {
2703                 RTE_PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2704                 return -ENODEV;
2705         }
2706
2707         dev = &rte_eth_devices[port_id];
2708
2709         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
2710         return (*dev->dev_ops->rx_queue_intr_enable)(dev, queue_id);
2711 }
2712
2713 int
2714 rte_eth_dev_rx_intr_disable(uint8_t port_id,
2715                             uint16_t queue_id)
2716 {
2717         struct rte_eth_dev *dev;
2718
2719         if (!rte_eth_dev_is_valid_port(port_id)) {
2720                 RTE_PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2721                 return -ENODEV;
2722         }
2723
2724         dev = &rte_eth_devices[port_id];
2725
2726         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
2727         return (*dev->dev_ops->rx_queue_intr_disable)(dev, queue_id);
2728 }
2729
2730 #ifdef RTE_NIC_BYPASS
2731 int rte_eth_dev_bypass_init(uint8_t port_id)
2732 {
2733         struct rte_eth_dev *dev;
2734
2735         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2736
2737         dev = &rte_eth_devices[port_id];
2738         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_init, -ENOTSUP);
2739         (*dev->dev_ops->bypass_init)(dev);
2740         return 0;
2741 }
2742
2743 int
2744 rte_eth_dev_bypass_state_show(uint8_t port_id, uint32_t *state)
2745 {
2746         struct rte_eth_dev *dev;
2747
2748         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2749
2750         dev = &rte_eth_devices[port_id];
2751         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2752         (*dev->dev_ops->bypass_state_show)(dev, state);
2753         return 0;
2754 }
2755
2756 int
2757 rte_eth_dev_bypass_state_set(uint8_t port_id, uint32_t *new_state)
2758 {
2759         struct rte_eth_dev *dev;
2760
2761         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2762
2763         dev = &rte_eth_devices[port_id];
2764         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_set, -ENOTSUP);
2765         (*dev->dev_ops->bypass_state_set)(dev, new_state);
2766         return 0;
2767 }
2768
2769 int
2770 rte_eth_dev_bypass_event_show(uint8_t port_id, uint32_t event, uint32_t *state)
2771 {
2772         struct rte_eth_dev *dev;
2773
2774         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2775
2776         dev = &rte_eth_devices[port_id];
2777         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2778         (*dev->dev_ops->bypass_event_show)(dev, event, state);
2779         return 0;
2780 }
2781
2782 int
2783 rte_eth_dev_bypass_event_store(uint8_t port_id, uint32_t event, uint32_t state)
2784 {
2785         struct rte_eth_dev *dev;
2786
2787         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2788
2789         dev = &rte_eth_devices[port_id];
2790
2791         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_event_set, -ENOTSUP);
2792         (*dev->dev_ops->bypass_event_set)(dev, event, state);
2793         return 0;
2794 }
2795
2796 int
2797 rte_eth_dev_wd_timeout_store(uint8_t port_id, uint32_t timeout)
2798 {
2799         struct rte_eth_dev *dev;
2800
2801         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2802
2803         dev = &rte_eth_devices[port_id];
2804
2805         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_set, -ENOTSUP);
2806         (*dev->dev_ops->bypass_wd_timeout_set)(dev, timeout);
2807         return 0;
2808 }
2809
2810 int
2811 rte_eth_dev_bypass_ver_show(uint8_t port_id, uint32_t *ver)
2812 {
2813         struct rte_eth_dev *dev;
2814
2815         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2816
2817         dev = &rte_eth_devices[port_id];
2818
2819         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_ver_show, -ENOTSUP);
2820         (*dev->dev_ops->bypass_ver_show)(dev, ver);
2821         return 0;
2822 }
2823
2824 int
2825 rte_eth_dev_bypass_wd_timeout_show(uint8_t port_id, uint32_t *wd_timeout)
2826 {
2827         struct rte_eth_dev *dev;
2828
2829         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2830
2831         dev = &rte_eth_devices[port_id];
2832
2833         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_show, -ENOTSUP);
2834         (*dev->dev_ops->bypass_wd_timeout_show)(dev, wd_timeout);
2835         return 0;
2836 }
2837
2838 int
2839 rte_eth_dev_bypass_wd_reset(uint8_t port_id)
2840 {
2841         struct rte_eth_dev *dev;
2842
2843         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2844
2845         dev = &rte_eth_devices[port_id];
2846
2847         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_reset, -ENOTSUP);
2848         (*dev->dev_ops->bypass_wd_reset)(dev);
2849         return 0;
2850 }
2851 #endif
2852
2853 int
2854 rte_eth_dev_filter_supported(uint8_t port_id, enum rte_filter_type filter_type)
2855 {
2856         struct rte_eth_dev *dev;
2857
2858         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2859
2860         dev = &rte_eth_devices[port_id];
2861         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2862         return (*dev->dev_ops->filter_ctrl)(dev, filter_type,
2863                                 RTE_ETH_FILTER_NOP, NULL);
2864 }
2865
2866 int
2867 rte_eth_dev_filter_ctrl(uint8_t port_id, enum rte_filter_type filter_type,
2868                        enum rte_filter_op filter_op, void *arg)
2869 {
2870         struct rte_eth_dev *dev;
2871
2872         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2873
2874         dev = &rte_eth_devices[port_id];
2875         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2876         return (*dev->dev_ops->filter_ctrl)(dev, filter_type, filter_op, arg);
2877 }
2878
2879 void *
2880 rte_eth_add_rx_callback(uint8_t port_id, uint16_t queue_id,
2881                 rte_rx_callback_fn fn, void *user_param)
2882 {
2883 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2884         rte_errno = ENOTSUP;
2885         return NULL;
2886 #endif
2887         /* check input parameters */
2888         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2889                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2890                 rte_errno = EINVAL;
2891                 return NULL;
2892         }
2893
2894         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2895
2896         if (cb == NULL) {
2897                 rte_errno = ENOMEM;
2898                 return NULL;
2899         }
2900
2901         cb->fn.rx = fn;
2902         cb->param = user_param;
2903
2904         /* Add the callbacks in fifo order. */
2905         struct rte_eth_rxtx_callback *tail =
2906                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
2907
2908         if (!tail) {
2909                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
2910
2911         } else {
2912                 while (tail->next)
2913                         tail = tail->next;
2914                 tail->next = cb;
2915         }
2916
2917         return cb;
2918 }
2919
2920 void *
2921 rte_eth_add_tx_callback(uint8_t port_id, uint16_t queue_id,
2922                 rte_tx_callback_fn fn, void *user_param)
2923 {
2924 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2925         rte_errno = ENOTSUP;
2926         return NULL;
2927 #endif
2928         /* check input parameters */
2929         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2930                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
2931                 rte_errno = EINVAL;
2932                 return NULL;
2933         }
2934
2935         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2936
2937         if (cb == NULL) {
2938                 rte_errno = ENOMEM;
2939                 return NULL;
2940         }
2941
2942         cb->fn.tx = fn;
2943         cb->param = user_param;
2944
2945         /* Add the callbacks in fifo order. */
2946         struct rte_eth_rxtx_callback *tail =
2947                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id];
2948
2949         if (!tail) {
2950                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id] = cb;
2951
2952         } else {
2953                 while (tail->next)
2954                         tail = tail->next;
2955                 tail->next = cb;
2956         }
2957
2958         return cb;
2959 }
2960
2961 int
2962 rte_eth_remove_rx_callback(uint8_t port_id, uint16_t queue_id,
2963                 struct rte_eth_rxtx_callback *user_cb)
2964 {
2965 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2966         return -ENOTSUP;
2967 #endif
2968         /* Check input parameters. */
2969         if (!rte_eth_dev_is_valid_port(port_id) || user_cb == NULL ||
2970                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2971                 return -EINVAL;
2972         }
2973
2974         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2975         struct rte_eth_rxtx_callback *cb = dev->post_rx_burst_cbs[queue_id];
2976         struct rte_eth_rxtx_callback *prev_cb;
2977
2978         /* Reset head pointer and remove user cb if first in the list. */
2979         if (cb == user_cb) {
2980                 dev->post_rx_burst_cbs[queue_id] = user_cb->next;
2981                 return 0;
2982         }
2983
2984         /* Remove the user cb from the callback list. */
2985         do {
2986                 prev_cb = cb;
2987                 cb = cb->next;
2988
2989                 if (cb == user_cb) {
2990                         prev_cb->next = user_cb->next;
2991                         return 0;
2992                 }
2993
2994         } while (cb != NULL);
2995
2996         /* Callback wasn't found. */
2997         return -EINVAL;
2998 }
2999
3000 int
3001 rte_eth_remove_tx_callback(uint8_t port_id, uint16_t queue_id,
3002                 struct rte_eth_rxtx_callback *user_cb)
3003 {
3004 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3005         return -ENOTSUP;
3006 #endif
3007         /* Check input parameters. */
3008         if (!rte_eth_dev_is_valid_port(port_id) || user_cb == NULL ||
3009                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
3010                 return -EINVAL;
3011         }
3012
3013         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3014         struct rte_eth_rxtx_callback *cb = dev->pre_tx_burst_cbs[queue_id];
3015         struct rte_eth_rxtx_callback *prev_cb;
3016
3017         /* Reset head pointer and remove user cb if first in the list. */
3018         if (cb == user_cb) {
3019                 dev->pre_tx_burst_cbs[queue_id] = user_cb->next;
3020                 return 0;
3021         }
3022
3023         /* Remove the user cb from the callback list. */
3024         do {
3025                 prev_cb = cb;
3026                 cb = cb->next;
3027
3028                 if (cb == user_cb) {
3029                         prev_cb->next = user_cb->next;
3030                         return 0;
3031                 }
3032
3033         } while (cb != NULL);
3034
3035         /* Callback wasn't found. */
3036         return -EINVAL;
3037 }
3038
3039 int
3040 rte_eth_rx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3041         struct rte_eth_rxq_info *qinfo)
3042 {
3043         struct rte_eth_dev *dev;
3044
3045         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3046
3047         if (qinfo == NULL)
3048                 return -EINVAL;
3049
3050         dev = &rte_eth_devices[port_id];
3051         if (queue_id >= dev->data->nb_rx_queues) {
3052                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
3053                 return -EINVAL;
3054         }
3055
3056         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
3057
3058         memset(qinfo, 0, sizeof(*qinfo));
3059         dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
3060         return 0;
3061 }
3062
3063 int
3064 rte_eth_tx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3065         struct rte_eth_txq_info *qinfo)
3066 {
3067         struct rte_eth_dev *dev;
3068
3069         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3070
3071         if (qinfo == NULL)
3072                 return -EINVAL;
3073
3074         dev = &rte_eth_devices[port_id];
3075         if (queue_id >= dev->data->nb_tx_queues) {
3076                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
3077                 return -EINVAL;
3078         }
3079
3080         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
3081
3082         memset(qinfo, 0, sizeof(*qinfo));
3083         dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
3084         return 0;
3085 }
3086
3087 int
3088 rte_eth_dev_set_mc_addr_list(uint8_t port_id,
3089                              struct ether_addr *mc_addr_set,
3090                              uint32_t nb_mc_addr)
3091 {
3092         struct rte_eth_dev *dev;
3093
3094         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3095
3096         dev = &rte_eth_devices[port_id];
3097         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_mc_addr_list, -ENOTSUP);
3098         return dev->dev_ops->set_mc_addr_list(dev, mc_addr_set, nb_mc_addr);
3099 }
3100
3101 int
3102 rte_eth_timesync_enable(uint8_t port_id)
3103 {
3104         struct rte_eth_dev *dev;
3105
3106         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3107         dev = &rte_eth_devices[port_id];
3108
3109         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
3110         return (*dev->dev_ops->timesync_enable)(dev);
3111 }
3112
3113 int
3114 rte_eth_timesync_disable(uint8_t port_id)
3115 {
3116         struct rte_eth_dev *dev;
3117
3118         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3119         dev = &rte_eth_devices[port_id];
3120
3121         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
3122         return (*dev->dev_ops->timesync_disable)(dev);
3123 }
3124
3125 int
3126 rte_eth_timesync_read_rx_timestamp(uint8_t port_id, struct timespec *timestamp,
3127                                    uint32_t flags)
3128 {
3129         struct rte_eth_dev *dev;
3130
3131         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3132         dev = &rte_eth_devices[port_id];
3133
3134         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp, -ENOTSUP);
3135         return (*dev->dev_ops->timesync_read_rx_timestamp)(dev, timestamp, flags);
3136 }
3137
3138 int
3139 rte_eth_timesync_read_tx_timestamp(uint8_t port_id, struct timespec *timestamp)
3140 {
3141         struct rte_eth_dev *dev;
3142
3143         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3144         dev = &rte_eth_devices[port_id];
3145
3146         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp, -ENOTSUP);
3147         return (*dev->dev_ops->timesync_read_tx_timestamp)(dev, timestamp);
3148 }
3149
3150 int
3151 rte_eth_timesync_adjust_time(uint8_t port_id, int64_t delta)
3152 {
3153         struct rte_eth_dev *dev;
3154
3155         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3156         dev = &rte_eth_devices[port_id];
3157
3158         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_adjust_time, -ENOTSUP);
3159         return (*dev->dev_ops->timesync_adjust_time)(dev, delta);
3160 }
3161
3162 int
3163 rte_eth_timesync_read_time(uint8_t port_id, struct timespec *timestamp)
3164 {
3165         struct rte_eth_dev *dev;
3166
3167         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3168         dev = &rte_eth_devices[port_id];
3169
3170         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_time, -ENOTSUP);
3171         return (*dev->dev_ops->timesync_read_time)(dev, timestamp);
3172 }
3173
3174 int
3175 rte_eth_timesync_write_time(uint8_t port_id, const struct timespec *timestamp)
3176 {
3177         struct rte_eth_dev *dev;
3178
3179         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3180         dev = &rte_eth_devices[port_id];
3181
3182         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_write_time, -ENOTSUP);
3183         return (*dev->dev_ops->timesync_write_time)(dev, timestamp);
3184 }
3185
3186 int
3187 rte_eth_dev_get_reg_length(uint8_t port_id)
3188 {
3189         struct rte_eth_dev *dev;
3190
3191         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3192
3193         dev = &rte_eth_devices[port_id];
3194         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg_length, -ENOTSUP);
3195         return (*dev->dev_ops->get_reg_length)(dev);
3196 }
3197
3198 int
3199 rte_eth_dev_get_reg_info(uint8_t port_id, struct rte_dev_reg_info *info)
3200 {
3201         struct rte_eth_dev *dev;
3202
3203         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3204
3205         dev = &rte_eth_devices[port_id];
3206         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
3207         return (*dev->dev_ops->get_reg)(dev, info);
3208 }
3209
3210 int
3211 rte_eth_dev_get_eeprom_length(uint8_t port_id)
3212 {
3213         struct rte_eth_dev *dev;
3214
3215         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3216
3217         dev = &rte_eth_devices[port_id];
3218         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
3219         return (*dev->dev_ops->get_eeprom_length)(dev);
3220 }
3221
3222 int
3223 rte_eth_dev_get_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3224 {
3225         struct rte_eth_dev *dev;
3226
3227         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3228
3229         dev = &rte_eth_devices[port_id];
3230         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
3231         return (*dev->dev_ops->get_eeprom)(dev, info);
3232 }
3233
3234 int
3235 rte_eth_dev_set_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3236 {
3237         struct rte_eth_dev *dev;
3238
3239         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3240
3241         dev = &rte_eth_devices[port_id];
3242         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
3243         return (*dev->dev_ops->set_eeprom)(dev, info);
3244 }
3245
3246 int
3247 rte_eth_dev_get_dcb_info(uint8_t port_id,
3248                              struct rte_eth_dcb_info *dcb_info)
3249 {
3250         struct rte_eth_dev *dev;
3251
3252         if (!rte_eth_dev_is_valid_port(port_id)) {
3253                 RTE_PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
3254                 return -ENODEV;
3255         }
3256
3257         dev = &rte_eth_devices[port_id];
3258         memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
3259
3260         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
3261         return (*dev->dev_ops->get_dcb_info)(dev, dcb_info);
3262 }
3263
3264 void
3265 rte_eth_copy_pci_info(struct rte_eth_dev *eth_dev, struct rte_pci_device *pci_dev)
3266 {
3267         if ((eth_dev == NULL) || (pci_dev == NULL)) {
3268                 RTE_PMD_DEBUG_TRACE("NULL pointer eth_dev=%p pci_dev=%p\n",
3269                                 eth_dev, pci_dev);
3270                 return;
3271         }
3272
3273         eth_dev->data->dev_flags = 0;
3274         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_INTR_LSC)
3275                 eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC;
3276         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_DETACHABLE)
3277                 eth_dev->data->dev_flags |= RTE_ETH_DEV_DETACHABLE;
3278
3279         eth_dev->data->kdrv = pci_dev->kdrv;
3280         eth_dev->data->numa_node = pci_dev->numa_node;
3281         eth_dev->data->drv_name = pci_dev->driver->name;
3282 }
3283
3284 int
3285 rte_eth_dev_l2_tunnel_eth_type_conf(uint8_t port_id,
3286                                     struct rte_eth_l2_tunnel_conf *l2_tunnel)
3287 {
3288         struct rte_eth_dev *dev;
3289
3290         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3291         if (l2_tunnel == NULL) {
3292                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3293                 return -EINVAL;
3294         }
3295
3296         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3297                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
3298                 return -EINVAL;
3299         }
3300
3301         dev = &rte_eth_devices[port_id];
3302         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_eth_type_conf,
3303                                 -ENOTSUP);
3304         return (*dev->dev_ops->l2_tunnel_eth_type_conf)(dev, l2_tunnel);
3305 }
3306
3307 int
3308 rte_eth_dev_l2_tunnel_offload_set(uint8_t port_id,
3309                                   struct rte_eth_l2_tunnel_conf *l2_tunnel,
3310                                   uint32_t mask,
3311                                   uint8_t en)
3312 {
3313         struct rte_eth_dev *dev;
3314
3315         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3316
3317         if (l2_tunnel == NULL) {
3318                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3319                 return -EINVAL;
3320         }
3321
3322         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3323                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type.\n");
3324                 return -EINVAL;
3325         }
3326
3327         if (mask == 0) {
3328                 RTE_PMD_DEBUG_TRACE("Mask should have a value.\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_offload_set,
3334                                 -ENOTSUP);
3335         return (*dev->dev_ops->l2_tunnel_offload_set)(dev, l2_tunnel, mask, en);
3336 }