lib/librte_ether/rte_ethdev.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2015 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         return !(dev_flags & RTE_ETH_DEV_DETACHABLE);
 499 }
 500
 501 /* attach the new physical device, then store port_id of the device */
 502 static int
 503 rte_eth_dev_attach_pdev(struct rte_pci_addr *addr, uint8_t *port_id)
 504 {
 505         /* re-construct pci_device_list */
 506         if (rte_eal_pci_scan())
 507                 goto err;
 508         /* Invoke probe func of the driver can handle the new device. */
 509         if (rte_eal_pci_probe_one(addr))
 510                 goto err;
 511
 512         if (rte_eth_dev_get_port_by_addr(addr, port_id))
 513                 goto err;
 514
 515         return 0;
 516 err:
 517         return -1;
 518 }
 519
 520 /* detach the new physical device, then store pci_addr of the device */
 521 static int
 522 rte_eth_dev_detach_pdev(uint8_t port_id, struct rte_pci_addr *addr)
 523 {
 524         struct rte_pci_addr freed_addr;
 525         struct rte_pci_addr vp;
 526
 527         /* get pci address by port id */
 528         if (rte_eth_dev_get_addr_by_port(port_id, &freed_addr))
 529                 goto err;
 530
 531         /* Zeroed pci addr means the port comes from virtual device */
 532         vp.domain = vp.bus = vp.devid = vp.function = 0;
 533         if (rte_eal_compare_pci_addr(&vp, &freed_addr) == 0)
 534                 goto err;
 535
 536         /* invoke devuninit func of the pci driver,
 537          * also remove the device from pci_device_list */
 538         if (rte_eal_pci_detach(&freed_addr))
 539                 goto err;
 540
 541         *addr = freed_addr;
 542         return 0;
 543 err:
 544         return -1;
 545 }
 546
 547 /* attach the new virtual device, then store port_id of the device */
 548 static int
 549 rte_eth_dev_attach_vdev(const char *vdevargs, uint8_t *port_id)
 550 {
 551         char *name = NULL, *args = NULL;
 552         int ret = -1;
 553
 554         /* parse vdevargs, then retrieve device name and args */
 555         if (rte_eal_parse_devargs_str(vdevargs, &name, &args))
 556                 goto end;
 557
 558         /* walk around dev_driver_list to find the driver of the device,
 559          * then invoke probe function of the driver.
 560          * rte_eal_vdev_init() updates port_id allocated after
 561          * initialization.
 562          */
 563         if (rte_eal_vdev_init(name, args))
 564                 goto end;
 565
 566         if (rte_eth_dev_get_port_by_name(name, port_id))
 567                 goto end;
 568
 569         ret = 0;
 570 end:
 571         free(name);
 572         free(args);
 573
 574         return ret;
 575 }
 576
 577 /* detach the new virtual device, then store the name of the device */
 578 static int
 579 rte_eth_dev_detach_vdev(uint8_t port_id, char *vdevname)
 580 {
 581         char name[RTE_ETH_NAME_MAX_LEN];
 582
 583         /* get device name by port id */
 584         if (rte_eth_dev_get_name_by_port(port_id, name))
 585                 goto err;
 586         /* walk around dev_driver_list to find the driver of the device,
 587          * then invoke uninit function of the driver */
 588         if (rte_eal_vdev_uninit(name))
 589                 goto err;
 590
 591         strncpy(vdevname, name, sizeof(name));
 592         return 0;
 593 err:
 594         return -1;
 595 }
 596
 597 /* attach the new device, then store port_id of the device */
 598 int
 599 rte_eth_dev_attach(const char *devargs, uint8_t *port_id)
 600 {
 601         struct rte_pci_addr addr;
 602         int ret = -1;
 603
 604         if ((devargs == NULL) || (port_id == NULL)) {
 605                 ret = -EINVAL;
 606                 goto err;
 607         }
 608
 609         if (eal_parse_pci_DomBDF(devargs, &addr) == 0) {
 610                 ret = rte_eth_dev_attach_pdev(&addr, port_id);
 611                 if (ret < 0)
 612                         goto err;
 613         } else {
 614                 ret = rte_eth_dev_attach_vdev(devargs, port_id);
 615                 if (ret < 0)
 616                         goto err;
 617         }
 618
 619         return 0;
 620 err:
 621         RTE_LOG(ERR, EAL, "Driver, cannot attach the device\n");
 622         return ret;
 623 }
 624
 625 /* detach the device, then store the name of the device */
 626 int
 627 rte_eth_dev_detach(uint8_t port_id, char *name)
 628 {
 629         struct rte_pci_addr addr;
 630         int ret = -1;
 631
 632         if (name == NULL) {
 633                 ret = -EINVAL;
 634                 goto err;
 635         }
 636
 637         /* check whether the driver supports detach feature, or not */
 638         if (rte_eth_dev_is_detachable(port_id))
 639                 goto err;
 640
 641         if (rte_eth_dev_get_device_type(port_id) == RTE_ETH_DEV_PCI) {
 642                 ret = rte_eth_dev_get_addr_by_port(port_id, &addr);
 643                 if (ret < 0)
 644                         goto err;
 645
 646                 ret = rte_eth_dev_detach_pdev(port_id, &addr);
 647                 if (ret < 0)
 648                         goto err;
 649
 650                 snprintf(name, RTE_ETH_NAME_MAX_LEN,
 651                         "%04x:%02x:%02x.%d",
 652                         addr.domain, addr.bus,
 653                         addr.devid, addr.function);
 654         } else {
 655                 ret = rte_eth_dev_detach_vdev(port_id, name);
 656                 if (ret < 0)
 657                         goto err;
 658         }
 659
 660         return 0;
 661
 662 err:
 663         RTE_LOG(ERR, EAL, "Driver, cannot detach the device\n");
 664         return ret;
 665 }
 666
 667 static int
 668 rte_eth_dev_rx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 669 {
 670         uint16_t old_nb_queues = dev->data->nb_rx_queues;
 671         void **rxq;
 672         unsigned i;
 673
 674         if (dev->data->rx_queues == NULL && nb_queues != 0) { /* first time configuration */
 675                 dev->data->rx_queues = rte_zmalloc("ethdev->rx_queues",
 676                                 sizeof(dev->data->rx_queues[0]) * nb_queues,
 677                                 RTE_CACHE_LINE_SIZE);
 678                 if (dev->data->rx_queues == NULL) {
 679                         dev->data->nb_rx_queues = 0;
 680                         return -(ENOMEM);
 681                 }
 682         } else if (dev->data->rx_queues != NULL && nb_queues != 0) { /* re-configure */
 683                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 684
 685                 rxq = dev->data->rx_queues;
 686
 687                 for (i = nb_queues; i < old_nb_queues; i++)
 688                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 689                 rxq = rte_realloc(rxq, sizeof(rxq[0]) * nb_queues,
 690                                 RTE_CACHE_LINE_SIZE);
 691                 if (rxq == NULL)
 692                         return -(ENOMEM);
 693                 if (nb_queues > old_nb_queues) {
 694                         uint16_t new_qs = nb_queues - old_nb_queues;
 695
 696                         memset(rxq + old_nb_queues, 0,
 697                                 sizeof(rxq[0]) * new_qs);
 698                 }
 699
 700                 dev->data->rx_queues = rxq;
 701
 702         } else if (dev->data->rx_queues != NULL && nb_queues == 0) {
 703                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 704
 705                 rxq = dev->data->rx_queues;
 706
 707                 for (i = nb_queues; i < old_nb_queues; i++)
 708                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 709         }
 710         dev->data->nb_rx_queues = nb_queues;
 711         return 0;
 712 }
 713
 714 int
 715 rte_eth_dev_rx_queue_start(uint8_t port_id, uint16_t rx_queue_id)
 716 {
 717         struct rte_eth_dev *dev;
 718
 719         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 720
 721         dev = &rte_eth_devices[port_id];
 722         if (rx_queue_id >= dev->data->nb_rx_queues) {
 723                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 724                 return -EINVAL;
 725         }
 726
 727         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_start, -ENOTSUP);
 728
 729         if (dev->data->rx_queue_state[rx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 730                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 731                         " already started\n",
 732                         rx_queue_id, port_id);
 733                 return 0;
 734         }
 735
 736         return dev->dev_ops->rx_queue_start(dev, rx_queue_id);
 737
 738 }
 739
 740 int
 741 rte_eth_dev_rx_queue_stop(uint8_t port_id, uint16_t rx_queue_id)
 742 {
 743         struct rte_eth_dev *dev;
 744
 745         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 746
 747         dev = &rte_eth_devices[port_id];
 748         if (rx_queue_id >= dev->data->nb_rx_queues) {
 749                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 750                 return -EINVAL;
 751         }
 752
 753         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_stop, -ENOTSUP);
 754
 755         if (dev->data->rx_queue_state[rx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 756                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 757                         " already stopped\n",
 758                         rx_queue_id, port_id);
 759                 return 0;
 760         }
 761
 762         return dev->dev_ops->rx_queue_stop(dev, rx_queue_id);
 763
 764 }
 765
 766 int
 767 rte_eth_dev_tx_queue_start(uint8_t port_id, uint16_t tx_queue_id)
 768 {
 769         struct rte_eth_dev *dev;
 770
 771         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 772
 773         dev = &rte_eth_devices[port_id];
 774         if (tx_queue_id >= dev->data->nb_tx_queues) {
 775                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 776                 return -EINVAL;
 777         }
 778
 779         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_start, -ENOTSUP);
 780
 781         if (dev->data->tx_queue_state[tx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 782                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 783                         " already started\n",
 784                         tx_queue_id, port_id);
 785                 return 0;
 786         }
 787
 788         return dev->dev_ops->tx_queue_start(dev, tx_queue_id);
 789
 790 }
 791
 792 int
 793 rte_eth_dev_tx_queue_stop(uint8_t port_id, uint16_t tx_queue_id)
 794 {
 795         struct rte_eth_dev *dev;
 796
 797         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 798
 799         dev = &rte_eth_devices[port_id];
 800         if (tx_queue_id >= dev->data->nb_tx_queues) {
 801                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 802                 return -EINVAL;
 803         }
 804
 805         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_stop, -ENOTSUP);
 806
 807         if (dev->data->tx_queue_state[tx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 808                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 809                         " already stopped\n",
 810                         tx_queue_id, port_id);
 811                 return 0;
 812         }
 813
 814         return dev->dev_ops->tx_queue_stop(dev, tx_queue_id);
 815
 816 }
 817
 818 static int
 819 rte_eth_dev_tx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 820 {
 821         uint16_t old_nb_queues = dev->data->nb_tx_queues;
 822         void **txq;
 823         unsigned i;
 824
 825         if (dev->data->tx_queues == NULL && nb_queues != 0) { /* first time configuration */
 826                 dev->data->tx_queues = rte_zmalloc("ethdev->tx_queues",
 827                                                    sizeof(dev->data->tx_queues[0]) * nb_queues,
 828                                                    RTE_CACHE_LINE_SIZE);
 829                 if (dev->data->tx_queues == NULL) {
 830                         dev->data->nb_tx_queues = 0;
 831                         return -(ENOMEM);
 832                 }
 833         } else if (dev->data->tx_queues != NULL && nb_queues != 0) { /* re-configure */
 834                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 835
 836                 txq = dev->data->tx_queues;
 837
 838                 for (i = nb_queues; i < old_nb_queues; i++)
 839                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 840                 txq = rte_realloc(txq, sizeof(txq[0]) * nb_queues,
 841                                   RTE_CACHE_LINE_SIZE);
 842                 if (txq == NULL)
 843                         return -ENOMEM;
 844                 if (nb_queues > old_nb_queues) {
 845                         uint16_t new_qs = nb_queues - old_nb_queues;
 846
 847                         memset(txq + old_nb_queues, 0,
 848                                sizeof(txq[0]) * new_qs);
 849                 }
 850
 851                 dev->data->tx_queues = txq;
 852
 853         } else if (dev->data->tx_queues != NULL && nb_queues == 0) {
 854                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 855
 856                 txq = dev->data->tx_queues;
 857
 858                 for (i = nb_queues; i < old_nb_queues; i++)
 859                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 860         }
 861         dev->data->nb_tx_queues = nb_queues;
 862         return 0;
 863 }
 864
 865 int
 866 rte_eth_dev_configure(uint8_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 867                       const struct rte_eth_conf *dev_conf)
 868 {
 869         struct rte_eth_dev *dev;
 870         struct rte_eth_dev_info dev_info;
 871         int diag;
 872
 873         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 874
 875         if (nb_rx_q > RTE_MAX_QUEUES_PER_PORT) {
 876                 RTE_PMD_DEBUG_TRACE(
 877                         "Number of RX queues requested (%u) is greater than max supported(%d)\n",
 878                         nb_rx_q, RTE_MAX_QUEUES_PER_PORT);
 879                 return -EINVAL;
 880         }
 881
 882         if (nb_tx_q > RTE_MAX_QUEUES_PER_PORT) {
 883                 RTE_PMD_DEBUG_TRACE(
 884                         "Number of TX queues requested (%u) is greater than max supported(%d)\n",
 885                         nb_tx_q, RTE_MAX_QUEUES_PER_PORT);
 886                 return -EINVAL;
 887         }
 888
 889         dev = &rte_eth_devices[port_id];
 890
 891         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
 892         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
 893
 894         if (dev->data->dev_started) {
 895                 RTE_PMD_DEBUG_TRACE(
 896                     "port %d must be stopped to allow configuration\n", port_id);
 897                 return -EBUSY;
 898         }
 899
 900         /*
 901          * Check that the numbers of RX and TX queues are not greater
 902          * than the maximum number of RX and TX queues supported by the
 903          * configured device.
 904          */
 905         (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
 906
 907         if (nb_rx_q == 0 && nb_tx_q == 0) {
 908                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d both rx and tx queue cannot be 0\n", port_id);
 909                 return -EINVAL;
 910         }
 911
 912         if (nb_rx_q > dev_info.max_rx_queues) {
 913                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_queues=%d > %d\n",
 914                                 port_id, nb_rx_q, dev_info.max_rx_queues);
 915                 return -EINVAL;
 916         }
 917
 918         if (nb_tx_q > dev_info.max_tx_queues) {
 919                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_queues=%d > %d\n",
 920                                 port_id, nb_tx_q, dev_info.max_tx_queues);
 921                 return -EINVAL;
 922         }
 923
 924         /* Copy the dev_conf parameter into the dev structure */
 925         memcpy(&dev->data->dev_conf, dev_conf, sizeof(dev->data->dev_conf));
 926
 927         /*
 928          * If link state interrupt is enabled, check that the
 929          * device supports it.
 930          */
 931         if ((dev_conf->intr_conf.lsc == 1) &&
 932                 (!(dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC))) {
 933                         RTE_PMD_DEBUG_TRACE("driver %s does not support lsc\n",
 934                                         dev->data->drv_name);
 935                         return -EINVAL;
 936         }
 937
 938         /*
 939          * If jumbo frames are enabled, check that the maximum RX packet
 940          * length is supported by the configured device.
 941          */
 942         if (dev_conf->rxmode.jumbo_frame == 1) {
 943                 if (dev_conf->rxmode.max_rx_pkt_len >
 944                     dev_info.max_rx_pktlen) {
 945                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 946                                 " > max valid value %u\n",
 947                                 port_id,
 948                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 949                                 (unsigned)dev_info.max_rx_pktlen);
 950                         return -EINVAL;
 951                 } else if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN) {
 952                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 953                                 " < min valid value %u\n",
 954                                 port_id,
 955                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 956                                 (unsigned)ETHER_MIN_LEN);
 957                         return -EINVAL;
 958                 }
 959         } else {
 960                 if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN ||
 961                         dev_conf->rxmode.max_rx_pkt_len > ETHER_MAX_LEN)
 962                         /* Use default value */
 963                         dev->data->dev_conf.rxmode.max_rx_pkt_len =
 964                                                         ETHER_MAX_LEN;
 965         }
 966
 967         /*
 968          * Setup new number of RX/TX queues and reconfigure device.
 969          */
 970         diag = rte_eth_dev_rx_queue_config(dev, nb_rx_q);
 971         if (diag != 0) {
 972                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_rx_queue_config = %d\n",
 973                                 port_id, diag);
 974                 return diag;
 975         }
 976
 977         diag = rte_eth_dev_tx_queue_config(dev, nb_tx_q);
 978         if (diag != 0) {
 979                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_tx_queue_config = %d\n",
 980                                 port_id, diag);
 981                 rte_eth_dev_rx_queue_config(dev, 0);
 982                 return diag;
 983         }
 984
 985         diag = (*dev->dev_ops->dev_configure)(dev);
 986         if (diag != 0) {
 987                 RTE_PMD_DEBUG_TRACE("port%d dev_configure = %d\n",
 988                                 port_id, diag);
 989                 rte_eth_dev_rx_queue_config(dev, 0);
 990                 rte_eth_dev_tx_queue_config(dev, 0);
 991                 return diag;
 992         }
 993
 994         return 0;
 995 }
 996
 997 static void
 998 rte_eth_dev_config_restore(uint8_t port_id)
 999 {
1000         struct rte_eth_dev *dev;
1001         struct rte_eth_dev_info dev_info;
1002         struct ether_addr addr;
1003         uint16_t i;
1004         uint32_t pool = 0;
1005
1006         dev = &rte_eth_devices[port_id];
1007
1008         rte_eth_dev_info_get(port_id, &dev_info);
1009
1010         if (RTE_ETH_DEV_SRIOV(dev).active)
1011                 pool = RTE_ETH_DEV_SRIOV(dev).def_vmdq_idx;
1012
1013         /* replay MAC address configuration */
1014         for (i = 0; i < dev_info.max_mac_addrs; i++) {
1015                 addr = dev->data->mac_addrs[i];
1016
1017                 /* skip zero address */
1018                 if (is_zero_ether_addr(&addr))
1019                         continue;
1020
1021                 /* add address to the hardware */
1022                 if  (*dev->dev_ops->mac_addr_add &&
1023                         (dev->data->mac_pool_sel[i] & (1ULL << pool)))
1024                         (*dev->dev_ops->mac_addr_add)(dev, &addr, i, pool);
1025                 else {
1026                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array not supported\n",
1027                                         port_id);
1028                         /* exit the loop but not return an error */
1029                         break;
1030                 }
1031         }
1032
1033         /* replay promiscuous configuration */
1034         if (rte_eth_promiscuous_get(port_id) == 1)
1035                 rte_eth_promiscuous_enable(port_id);
1036         else if (rte_eth_promiscuous_get(port_id) == 0)
1037                 rte_eth_promiscuous_disable(port_id);
1038
1039         /* replay all multicast configuration */
1040         if (rte_eth_allmulticast_get(port_id) == 1)
1041                 rte_eth_allmulticast_enable(port_id);
1042         else if (rte_eth_allmulticast_get(port_id) == 0)
1043                 rte_eth_allmulticast_disable(port_id);
1044 }
1045
1046 int
1047 rte_eth_dev_start(uint8_t port_id)
1048 {
1049         struct rte_eth_dev *dev;
1050         int diag;
1051
1052         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1053
1054         dev = &rte_eth_devices[port_id];
1055
1056         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
1057
1058         if (dev->data->dev_started != 0) {
1059                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
1060                         " already started\n",
1061                         port_id);
1062                 return 0;
1063         }
1064
1065         diag = (*dev->dev_ops->dev_start)(dev);
1066         if (diag == 0)
1067                 dev->data->dev_started = 1;
1068         else
1069                 return diag;
1070
1071         rte_eth_dev_config_restore(port_id);
1072
1073         if (dev->data->dev_conf.intr_conf.lsc == 0) {
1074                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
1075                 (*dev->dev_ops->link_update)(dev, 0);
1076         }
1077         return 0;
1078 }
1079
1080 void
1081 rte_eth_dev_stop(uint8_t port_id)
1082 {
1083         struct rte_eth_dev *dev;
1084
1085         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1086         dev = &rte_eth_devices[port_id];
1087
1088         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
1089
1090         if (dev->data->dev_started == 0) {
1091                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
1092                         " already stopped\n",
1093                         port_id);
1094                 return;
1095         }
1096
1097         dev->data->dev_started = 0;
1098         (*dev->dev_ops->dev_stop)(dev);
1099 }
1100
1101 int
1102 rte_eth_dev_set_link_up(uint8_t port_id)
1103 {
1104         struct rte_eth_dev *dev;
1105
1106         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1107
1108         dev = &rte_eth_devices[port_id];
1109
1110         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_up, -ENOTSUP);
1111         return (*dev->dev_ops->dev_set_link_up)(dev);
1112 }
1113
1114 int
1115 rte_eth_dev_set_link_down(uint8_t port_id)
1116 {
1117         struct rte_eth_dev *dev;
1118
1119         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1120
1121         dev = &rte_eth_devices[port_id];
1122
1123         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_down, -ENOTSUP);
1124         return (*dev->dev_ops->dev_set_link_down)(dev);
1125 }
1126
1127 void
1128 rte_eth_dev_close(uint8_t port_id)
1129 {
1130         struct rte_eth_dev *dev;
1131
1132         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1133         dev = &rte_eth_devices[port_id];
1134
1135         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_close);
1136         dev->data->dev_started = 0;
1137         (*dev->dev_ops->dev_close)(dev);
1138
1139         rte_free(dev->data->rx_queues);
1140         dev->data->rx_queues = NULL;
1141         rte_free(dev->data->tx_queues);
1142         dev->data->tx_queues = NULL;
1143 }
1144
1145 int
1146 rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id,
1147                        uint16_t nb_rx_desc, unsigned int socket_id,
1148                        const struct rte_eth_rxconf *rx_conf,
1149                        struct rte_mempool *mp)
1150 {
1151         int ret;
1152         uint32_t mbp_buf_size;
1153         struct rte_eth_dev *dev;
1154         struct rte_eth_dev_info dev_info;
1155
1156         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1157
1158         dev = &rte_eth_devices[port_id];
1159         if (rx_queue_id >= dev->data->nb_rx_queues) {
1160                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
1161                 return -EINVAL;
1162         }
1163
1164         if (dev->data->dev_started) {
1165                 RTE_PMD_DEBUG_TRACE(
1166                     "port %d must be stopped to allow configuration\n", port_id);
1167                 return -EBUSY;
1168         }
1169
1170         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1171         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
1172
1173         /*
1174          * Check the size of the mbuf data buffer.
1175          * This value must be provided in the private data of the memory pool.
1176          * First check that the memory pool has a valid private data.
1177          */
1178         rte_eth_dev_info_get(port_id, &dev_info);
1179         if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
1180                 RTE_PMD_DEBUG_TRACE("%s private_data_size %d < %d\n",
1181                                 mp->name, (int) mp->private_data_size,
1182                                 (int) sizeof(struct rte_pktmbuf_pool_private));
1183                 return -ENOSPC;
1184         }
1185         mbp_buf_size = rte_pktmbuf_data_room_size(mp);
1186
1187         if ((mbp_buf_size - RTE_PKTMBUF_HEADROOM) < dev_info.min_rx_bufsize) {
1188                 RTE_PMD_DEBUG_TRACE("%s mbuf_data_room_size %d < %d "
1189                                 "(RTE_PKTMBUF_HEADROOM=%d + min_rx_bufsize(dev)"
1190                                 "=%d)\n",
1191                                 mp->name,
1192                                 (int)mbp_buf_size,
1193                                 (int)(RTE_PKTMBUF_HEADROOM +
1194                                       dev_info.min_rx_bufsize),
1195                                 (int)RTE_PKTMBUF_HEADROOM,
1196                                 (int)dev_info.min_rx_bufsize);
1197                 return -EINVAL;
1198         }
1199
1200         if (nb_rx_desc > dev_info.rx_desc_lim.nb_max ||
1201                         nb_rx_desc < dev_info.rx_desc_lim.nb_min ||
1202                         nb_rx_desc % dev_info.rx_desc_lim.nb_align != 0) {
1203
1204                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_rx_desc(=%hu), "
1205                         "should be: <= %hu, = %hu, and a product of %hu\n",
1206                         nb_rx_desc,
1207                         dev_info.rx_desc_lim.nb_max,
1208                         dev_info.rx_desc_lim.nb_min,
1209                         dev_info.rx_desc_lim.nb_align);
1210                 return -EINVAL;
1211         }
1212
1213         if (rx_conf == NULL)
1214                 rx_conf = &dev_info.default_rxconf;
1215
1216         ret = (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
1217                                               socket_id, rx_conf, mp);
1218         if (!ret) {
1219                 if (!dev->data->min_rx_buf_size ||
1220                     dev->data->min_rx_buf_size > mbp_buf_size)
1221                         dev->data->min_rx_buf_size = mbp_buf_size;
1222         }
1223
1224         return ret;
1225 }
1226
1227 int
1228 rte_eth_tx_queue_setup(uint8_t port_id, uint16_t tx_queue_id,
1229                        uint16_t nb_tx_desc, unsigned int socket_id,
1230                        const struct rte_eth_txconf *tx_conf)
1231 {
1232         struct rte_eth_dev *dev;
1233         struct rte_eth_dev_info dev_info;
1234
1235         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1236
1237         dev = &rte_eth_devices[port_id];
1238         if (tx_queue_id >= dev->data->nb_tx_queues) {
1239                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
1240                 return -EINVAL;
1241         }
1242
1243         if (dev->data->dev_started) {
1244                 RTE_PMD_DEBUG_TRACE(
1245                     "port %d must be stopped to allow configuration\n", port_id);
1246                 return -EBUSY;
1247         }
1248
1249         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1250         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
1251
1252         rte_eth_dev_info_get(port_id, &dev_info);
1253
1254         if (nb_tx_desc > dev_info.tx_desc_lim.nb_max ||
1255             nb_tx_desc < dev_info.tx_desc_lim.nb_min ||
1256             nb_tx_desc % dev_info.tx_desc_lim.nb_align != 0) {
1257                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_tx_desc(=%hu), "
1258                                 "should be: <= %hu, = %hu, and a product of %hu\n",
1259                                 nb_tx_desc,
1260                                 dev_info.tx_desc_lim.nb_max,
1261                                 dev_info.tx_desc_lim.nb_min,
1262                                 dev_info.tx_desc_lim.nb_align);
1263                 return -EINVAL;
1264         }
1265
1266         if (tx_conf == NULL)
1267                 tx_conf = &dev_info.default_txconf;
1268
1269         return (*dev->dev_ops->tx_queue_setup)(dev, tx_queue_id, nb_tx_desc,
1270                                                socket_id, tx_conf);
1271 }
1272
1273 void
1274 rte_eth_promiscuous_enable(uint8_t port_id)
1275 {
1276         struct rte_eth_dev *dev;
1277
1278         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1279         dev = &rte_eth_devices[port_id];
1280
1281         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_enable);
1282         (*dev->dev_ops->promiscuous_enable)(dev);
1283         dev->data->promiscuous = 1;
1284 }
1285
1286 void
1287 rte_eth_promiscuous_disable(uint8_t port_id)
1288 {
1289         struct rte_eth_dev *dev;
1290
1291         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1292         dev = &rte_eth_devices[port_id];
1293
1294         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_disable);
1295         dev->data->promiscuous = 0;
1296         (*dev->dev_ops->promiscuous_disable)(dev);
1297 }
1298
1299 int
1300 rte_eth_promiscuous_get(uint8_t port_id)
1301 {
1302         struct rte_eth_dev *dev;
1303
1304         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1305
1306         dev = &rte_eth_devices[port_id];
1307         return dev->data->promiscuous;
1308 }
1309
1310 void
1311 rte_eth_allmulticast_enable(uint8_t port_id)
1312 {
1313         struct rte_eth_dev *dev;
1314
1315         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1316         dev = &rte_eth_devices[port_id];
1317
1318         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_enable);
1319         (*dev->dev_ops->allmulticast_enable)(dev);
1320         dev->data->all_multicast = 1;
1321 }
1322
1323 void
1324 rte_eth_allmulticast_disable(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->allmulticast_disable);
1332         dev->data->all_multicast = 0;
1333         (*dev->dev_ops->allmulticast_disable)(dev);
1334 }
1335
1336 int
1337 rte_eth_allmulticast_get(uint8_t port_id)
1338 {
1339         struct rte_eth_dev *dev;
1340
1341         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1342
1343         dev = &rte_eth_devices[port_id];
1344         return dev->data->all_multicast;
1345 }
1346
1347 static inline int
1348 rte_eth_dev_atomic_read_link_status(struct rte_eth_dev *dev,
1349                                 struct rte_eth_link *link)
1350 {
1351         struct rte_eth_link *dst = link;
1352         struct rte_eth_link *src = &(dev->data->dev_link);
1353
1354         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
1355                                         *(uint64_t *)src) == 0)
1356                 return -1;
1357
1358         return 0;
1359 }
1360
1361 void
1362 rte_eth_link_get(uint8_t port_id, struct rte_eth_link *eth_link)
1363 {
1364         struct rte_eth_dev *dev;
1365
1366         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1367         dev = &rte_eth_devices[port_id];
1368
1369         if (dev->data->dev_conf.intr_conf.lsc != 0)
1370                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1371         else {
1372                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1373                 (*dev->dev_ops->link_update)(dev, 1);
1374                 *eth_link = dev->data->dev_link;
1375         }
1376 }
1377
1378 void
1379 rte_eth_link_get_nowait(uint8_t port_id, struct rte_eth_link *eth_link)
1380 {
1381         struct rte_eth_dev *dev;
1382
1383         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1384         dev = &rte_eth_devices[port_id];
1385
1386         if (dev->data->dev_conf.intr_conf.lsc != 0)
1387                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1388         else {
1389                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1390                 (*dev->dev_ops->link_update)(dev, 0);
1391                 *eth_link = dev->data->dev_link;
1392         }
1393 }
1394
1395 int
1396 rte_eth_stats_get(uint8_t port_id, struct rte_eth_stats *stats)
1397 {
1398         struct rte_eth_dev *dev;
1399
1400         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1401
1402         dev = &rte_eth_devices[port_id];
1403         memset(stats, 0, sizeof(*stats));
1404
1405         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
1406         (*dev->dev_ops->stats_get)(dev, stats);
1407         stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
1408         return 0;
1409 }
1410
1411 void
1412 rte_eth_stats_reset(uint8_t port_id)
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         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
1420         (*dev->dev_ops->stats_reset)(dev);
1421         dev->data->rx_mbuf_alloc_failed = 0;
1422 }
1423
1424 /* retrieve ethdev extended statistics */
1425 int
1426 rte_eth_xstats_get(uint8_t port_id, struct rte_eth_xstats *xstats,
1427         unsigned n)
1428 {
1429         struct rte_eth_stats eth_stats;
1430         struct rte_eth_dev *dev;
1431         unsigned count = 0, i, q;
1432         signed xcount = 0;
1433         uint64_t val, *stats_ptr;
1434
1435         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1436
1437         dev = &rte_eth_devices[port_id];
1438
1439         /* Return generic statistics */
1440         count = RTE_NB_STATS + (dev->data->nb_rx_queues * RTE_NB_RXQ_STATS) +
1441                 (dev->data->nb_tx_queues * RTE_NB_TXQ_STATS);
1442
1443         /* implemented by the driver */
1444         if (dev->dev_ops->xstats_get != NULL) {
1445                 /* Retrieve the xstats from the driver at the end of the
1446                  * xstats struct.
1447                  */
1448                 xcount = (*dev->dev_ops->xstats_get)(dev, &xstats[count],
1449                          (n > count) ? n - count : 0);
1450
1451                 if (xcount < 0)
1452                         return xcount;
1453         }
1454
1455         if (n < count + xcount)
1456                 return count + xcount;
1457
1458         /* now fill the xstats structure */
1459         count = 0;
1460         rte_eth_stats_get(port_id, &eth_stats);
1461
1462         /* global stats */
1463         for (i = 0; i < RTE_NB_STATS; i++) {
1464                 stats_ptr = RTE_PTR_ADD(&eth_stats,
1465                                         rte_stats_strings[i].offset);
1466                 val = *stats_ptr;
1467                 snprintf(xstats[count].name, sizeof(xstats[count].name),
1468                         "%s", rte_stats_strings[i].name);
1469                 xstats[count++].value = val;
1470         }
1471
1472         /* per-rxq stats */
1473         for (q = 0; q < dev->data->nb_rx_queues; q++) {
1474                 for (i = 0; i < RTE_NB_RXQ_STATS; i++) {
1475                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1476                                         rte_rxq_stats_strings[i].offset +
1477                                         q * sizeof(uint64_t));
1478                         val = *stats_ptr;
1479                         snprintf(xstats[count].name, sizeof(xstats[count].name),
1480                                 "rx_q%u_%s", q,
1481                                 rte_rxq_stats_strings[i].name);
1482                         xstats[count++].value = val;
1483                 }
1484         }
1485
1486         /* per-txq stats */
1487         for (q = 0; q < dev->data->nb_tx_queues; q++) {
1488                 for (i = 0; i < RTE_NB_TXQ_STATS; i++) {
1489                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1490                                         rte_txq_stats_strings[i].offset +
1491                                         q * sizeof(uint64_t));
1492                         val = *stats_ptr;
1493                         snprintf(xstats[count].name, sizeof(xstats[count].name),
1494                                 "tx_q%u_%s", q,
1495                                 rte_txq_stats_strings[i].name);
1496                         xstats[count++].value = val;
1497                 }
1498         }
1499
1500         return count + xcount;
1501 }
1502
1503 /* reset ethdev extended statistics */
1504 void
1505 rte_eth_xstats_reset(uint8_t port_id)
1506 {
1507         struct rte_eth_dev *dev;
1508
1509         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1510         dev = &rte_eth_devices[port_id];
1511
1512         /* implemented by the driver */
1513         if (dev->dev_ops->xstats_reset != NULL) {
1514                 (*dev->dev_ops->xstats_reset)(dev);
1515                 return;
1516         }
1517
1518         /* fallback to default */
1519         rte_eth_stats_reset(port_id);
1520 }
1521
1522 static int
1523 set_queue_stats_mapping(uint8_t port_id, uint16_t queue_id, uint8_t stat_idx,
1524                 uint8_t is_rx)
1525 {
1526         struct rte_eth_dev *dev;
1527
1528         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1529
1530         dev = &rte_eth_devices[port_id];
1531
1532         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
1533         return (*dev->dev_ops->queue_stats_mapping_set)
1534                         (dev, queue_id, stat_idx, is_rx);
1535 }
1536
1537
1538 int
1539 rte_eth_dev_set_tx_queue_stats_mapping(uint8_t port_id, uint16_t tx_queue_id,
1540                 uint8_t stat_idx)
1541 {
1542         return set_queue_stats_mapping(port_id, tx_queue_id, stat_idx,
1543                         STAT_QMAP_TX);
1544 }
1545
1546
1547 int
1548 rte_eth_dev_set_rx_queue_stats_mapping(uint8_t port_id, uint16_t rx_queue_id,
1549                 uint8_t stat_idx)
1550 {
1551         return set_queue_stats_mapping(port_id, rx_queue_id, stat_idx,
1552                         STAT_QMAP_RX);
1553 }
1554
1555
1556 void
1557 rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)
1558 {
1559         struct rte_eth_dev *dev;
1560         const struct rte_eth_desc_lim lim = {
1561                 .nb_max = UINT16_MAX,
1562                 .nb_min = 0,
1563                 .nb_align = 1,
1564         };
1565
1566         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1567         dev = &rte_eth_devices[port_id];
1568
1569         memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
1570         dev_info->rx_desc_lim = lim;
1571         dev_info->tx_desc_lim = lim;
1572
1573         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
1574         (*dev->dev_ops->dev_infos_get)(dev, dev_info);
1575         dev_info->pci_dev = dev->pci_dev;
1576         dev_info->driver_name = dev->data->drv_name;
1577 }
1578
1579 void
1580 rte_eth_macaddr_get(uint8_t port_id, struct ether_addr *mac_addr)
1581 {
1582         struct rte_eth_dev *dev;
1583
1584         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1585         dev = &rte_eth_devices[port_id];
1586         ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
1587 }
1588
1589
1590 int
1591 rte_eth_dev_get_mtu(uint8_t port_id, uint16_t *mtu)
1592 {
1593         struct rte_eth_dev *dev;
1594
1595         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1596
1597         dev = &rte_eth_devices[port_id];
1598         *mtu = dev->data->mtu;
1599         return 0;
1600 }
1601
1602 int
1603 rte_eth_dev_set_mtu(uint8_t port_id, uint16_t mtu)
1604 {
1605         int ret;
1606         struct rte_eth_dev *dev;
1607
1608         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1609         dev = &rte_eth_devices[port_id];
1610         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
1611
1612         ret = (*dev->dev_ops->mtu_set)(dev, mtu);
1613         if (!ret)
1614                 dev->data->mtu = mtu;
1615
1616         return ret;
1617 }
1618
1619 int
1620 rte_eth_dev_vlan_filter(uint8_t port_id, uint16_t vlan_id, int on)
1621 {
1622         struct rte_eth_dev *dev;
1623
1624         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1625         dev = &rte_eth_devices[port_id];
1626         if (!(dev->data->dev_conf.rxmode.hw_vlan_filter)) {
1627                 RTE_PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
1628                 return -ENOSYS;
1629         }
1630
1631         if (vlan_id > 4095) {
1632                 RTE_PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n",
1633                                 port_id, (unsigned) vlan_id);
1634                 return -EINVAL;
1635         }
1636         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
1637
1638         return (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
1639 }
1640
1641 int
1642 rte_eth_dev_set_vlan_strip_on_queue(uint8_t port_id, uint16_t rx_queue_id, int on)
1643 {
1644         struct rte_eth_dev *dev;
1645
1646         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1647         dev = &rte_eth_devices[port_id];
1648         if (rx_queue_id >= dev->data->nb_rx_queues) {
1649                 RTE_PMD_DEBUG_TRACE("Invalid rx_queue_id=%d\n", port_id);
1650                 return -EINVAL;
1651         }
1652
1653         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
1654         (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
1655
1656         return 0;
1657 }
1658
1659 int
1660 rte_eth_dev_set_vlan_ether_type(uint8_t port_id, uint16_t tpid)
1661 {
1662         struct rte_eth_dev *dev;
1663
1664         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1665         dev = &rte_eth_devices[port_id];
1666         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
1667         (*dev->dev_ops->vlan_tpid_set)(dev, tpid);
1668
1669         return 0;
1670 }
1671
1672 int
1673 rte_eth_dev_set_vlan_offload(uint8_t port_id, int offload_mask)
1674 {
1675         struct rte_eth_dev *dev;
1676         int ret = 0;
1677         int mask = 0;
1678         int cur, org = 0;
1679
1680         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1681         dev = &rte_eth_devices[port_id];
1682
1683         /*check which option changed by application*/
1684         cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
1685         org = !!(dev->data->dev_conf.rxmode.hw_vlan_strip);
1686         if (cur != org) {
1687                 dev->data->dev_conf.rxmode.hw_vlan_strip = (uint8_t)cur;
1688                 mask |= ETH_VLAN_STRIP_MASK;
1689         }
1690
1691         cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
1692         org = !!(dev->data->dev_conf.rxmode.hw_vlan_filter);
1693         if (cur != org) {
1694                 dev->data->dev_conf.rxmode.hw_vlan_filter = (uint8_t)cur;
1695                 mask |= ETH_VLAN_FILTER_MASK;
1696         }
1697
1698         cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
1699         org = !!(dev->data->dev_conf.rxmode.hw_vlan_extend);
1700         if (cur != org) {
1701                 dev->data->dev_conf.rxmode.hw_vlan_extend = (uint8_t)cur;
1702                 mask |= ETH_VLAN_EXTEND_MASK;
1703         }
1704
1705         /*no change*/
1706         if (mask == 0)
1707                 return ret;
1708
1709         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
1710         (*dev->dev_ops->vlan_offload_set)(dev, mask);
1711
1712         return ret;
1713 }
1714
1715 int
1716 rte_eth_dev_get_vlan_offload(uint8_t port_id)
1717 {
1718         struct rte_eth_dev *dev;
1719         int ret = 0;
1720
1721         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1722         dev = &rte_eth_devices[port_id];
1723
1724         if (dev->data->dev_conf.rxmode.hw_vlan_strip)
1725                 ret |= ETH_VLAN_STRIP_OFFLOAD;
1726
1727         if (dev->data->dev_conf.rxmode.hw_vlan_filter)
1728                 ret |= ETH_VLAN_FILTER_OFFLOAD;
1729
1730         if (dev->data->dev_conf.rxmode.hw_vlan_extend)
1731                 ret |= ETH_VLAN_EXTEND_OFFLOAD;
1732
1733         return ret;
1734 }
1735
1736 int
1737 rte_eth_dev_set_vlan_pvid(uint8_t port_id, uint16_t pvid, int on)
1738 {
1739         struct rte_eth_dev *dev;
1740
1741         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1742         dev = &rte_eth_devices[port_id];
1743         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
1744         (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on);
1745
1746         return 0;
1747 }
1748
1749 int
1750 rte_eth_dev_flow_ctrl_get(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1751 {
1752         struct rte_eth_dev *dev;
1753
1754         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1755         dev = &rte_eth_devices[port_id];
1756         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
1757         memset(fc_conf, 0, sizeof(*fc_conf));
1758         return (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf);
1759 }
1760
1761 int
1762 rte_eth_dev_flow_ctrl_set(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1763 {
1764         struct rte_eth_dev *dev;
1765
1766         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1767         if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
1768                 RTE_PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n");
1769                 return -EINVAL;
1770         }
1771
1772         dev = &rte_eth_devices[port_id];
1773         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
1774         return (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf);
1775 }
1776
1777 int
1778 rte_eth_dev_priority_flow_ctrl_set(uint8_t port_id, struct rte_eth_pfc_conf *pfc_conf)
1779 {
1780         struct rte_eth_dev *dev;
1781
1782         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1783         if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
1784                 RTE_PMD_DEBUG_TRACE("Invalid priority, only 0-7 allowed\n");
1785                 return -EINVAL;
1786         }
1787
1788         dev = &rte_eth_devices[port_id];
1789         /* High water, low water validation are device specific */
1790         if  (*dev->dev_ops->priority_flow_ctrl_set)
1791                 return (*dev->dev_ops->priority_flow_ctrl_set)(dev, pfc_conf);
1792         return -ENOTSUP;
1793 }
1794
1795 static int
1796 rte_eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf,
1797                         uint16_t reta_size)
1798 {
1799         uint16_t i, num;
1800
1801         if (!reta_conf)
1802                 return -EINVAL;
1803
1804         if (reta_size != RTE_ALIGN(reta_size, RTE_RETA_GROUP_SIZE)) {
1805                 RTE_PMD_DEBUG_TRACE("Invalid reta size, should be %u aligned\n",
1806                                                         RTE_RETA_GROUP_SIZE);
1807                 return -EINVAL;
1808         }
1809
1810         num = reta_size / RTE_RETA_GROUP_SIZE;
1811         for (i = 0; i < num; i++) {
1812                 if (reta_conf[i].mask)
1813                         return 0;
1814         }
1815
1816         return -EINVAL;
1817 }
1818
1819 static int
1820 rte_eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf,
1821                          uint16_t reta_size,
1822                          uint16_t max_rxq)
1823 {
1824         uint16_t i, idx, shift;
1825
1826         if (!reta_conf)
1827                 return -EINVAL;
1828
1829         if (max_rxq == 0) {
1830                 RTE_PMD_DEBUG_TRACE("No receive queue is available\n");
1831                 return -EINVAL;
1832         }
1833
1834         for (i = 0; i < reta_size; i++) {
1835                 idx = i / RTE_RETA_GROUP_SIZE;
1836                 shift = i % RTE_RETA_GROUP_SIZE;
1837                 if ((reta_conf[idx].mask & (1ULL << shift)) &&
1838                         (reta_conf[idx].reta[shift] >= max_rxq)) {
1839                         RTE_PMD_DEBUG_TRACE("reta_conf[%u]->reta[%u]: %u exceeds "
1840                                 "the maximum rxq index: %u\n", idx, shift,
1841                                 reta_conf[idx].reta[shift], max_rxq);
1842                         return -EINVAL;
1843                 }
1844         }
1845
1846         return 0;
1847 }
1848
1849 int
1850 rte_eth_dev_rss_reta_update(uint8_t port_id,
1851                             struct rte_eth_rss_reta_entry64 *reta_conf,
1852                             uint16_t reta_size)
1853 {
1854         struct rte_eth_dev *dev;
1855         int ret;
1856
1857         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1858         /* Check mask bits */
1859         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
1860         if (ret < 0)
1861                 return ret;
1862
1863         dev = &rte_eth_devices[port_id];
1864
1865         /* Check entry value */
1866         ret = rte_eth_check_reta_entry(reta_conf, reta_size,
1867                                 dev->data->nb_rx_queues);
1868         if (ret < 0)
1869                 return ret;
1870
1871         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
1872         return (*dev->dev_ops->reta_update)(dev, reta_conf, reta_size);
1873 }
1874
1875 int
1876 rte_eth_dev_rss_reta_query(uint8_t port_id,
1877                            struct rte_eth_rss_reta_entry64 *reta_conf,
1878                            uint16_t reta_size)
1879 {
1880         struct rte_eth_dev *dev;
1881         int ret;
1882
1883         if (port_id >= nb_ports) {
1884                 RTE_PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1885                 return -ENODEV;
1886         }
1887
1888         /* Check mask bits */
1889         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
1890         if (ret < 0)
1891                 return ret;
1892
1893         dev = &rte_eth_devices[port_id];
1894         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
1895         return (*dev->dev_ops->reta_query)(dev, reta_conf, reta_size);
1896 }
1897
1898 int
1899 rte_eth_dev_rss_hash_update(uint8_t port_id, struct rte_eth_rss_conf *rss_conf)
1900 {
1901         struct rte_eth_dev *dev;
1902         uint16_t rss_hash_protos;
1903
1904         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1905         rss_hash_protos = rss_conf->rss_hf;
1906         if ((rss_hash_protos != 0) &&
1907             ((rss_hash_protos & ETH_RSS_PROTO_MASK) == 0)) {
1908                 RTE_PMD_DEBUG_TRACE("Invalid rss_hash_protos=0x%x\n",
1909                                 rss_hash_protos);
1910                 return -EINVAL;
1911         }
1912         dev = &rte_eth_devices[port_id];
1913         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
1914         return (*dev->dev_ops->rss_hash_update)(dev, rss_conf);
1915 }
1916
1917 int
1918 rte_eth_dev_rss_hash_conf_get(uint8_t port_id,
1919                               struct rte_eth_rss_conf *rss_conf)
1920 {
1921         struct rte_eth_dev *dev;
1922
1923         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1924         dev = &rte_eth_devices[port_id];
1925         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
1926         return (*dev->dev_ops->rss_hash_conf_get)(dev, rss_conf);
1927 }
1928
1929 int
1930 rte_eth_dev_udp_tunnel_add(uint8_t port_id,
1931                            struct rte_eth_udp_tunnel *udp_tunnel)
1932 {
1933         struct rte_eth_dev *dev;
1934
1935         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1936         if (udp_tunnel == NULL) {
1937                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
1938                 return -EINVAL;
1939         }
1940
1941         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
1942                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
1943                 return -EINVAL;
1944         }
1945
1946         dev = &rte_eth_devices[port_id];
1947         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_add, -ENOTSUP);
1948         return (*dev->dev_ops->udp_tunnel_add)(dev, udp_tunnel);
1949 }
1950
1951 int
1952 rte_eth_dev_udp_tunnel_delete(uint8_t port_id,
1953                               struct rte_eth_udp_tunnel *udp_tunnel)
1954 {
1955         struct rte_eth_dev *dev;
1956
1957         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1958         dev = &rte_eth_devices[port_id];
1959
1960         if (udp_tunnel == NULL) {
1961                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
1962                 return -EINVAL;
1963         }
1964
1965         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
1966                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
1967                 return -EINVAL;
1968         }
1969
1970         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_del, -ENOTSUP);
1971         return (*dev->dev_ops->udp_tunnel_del)(dev, udp_tunnel);
1972 }
1973
1974 int
1975 rte_eth_led_on(uint8_t port_id)
1976 {
1977         struct rte_eth_dev *dev;
1978
1979         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1980         dev = &rte_eth_devices[port_id];
1981         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
1982         return (*dev->dev_ops->dev_led_on)(dev);
1983 }
1984
1985 int
1986 rte_eth_led_off(uint8_t port_id)
1987 {
1988         struct rte_eth_dev *dev;
1989
1990         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1991         dev = &rte_eth_devices[port_id];
1992         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
1993         return (*dev->dev_ops->dev_led_off)(dev);
1994 }
1995
1996 /*
1997  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
1998  * an empty spot.
1999  */
2000 static int
2001 get_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2002 {
2003         struct rte_eth_dev_info dev_info;
2004         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2005         unsigned i;
2006
2007         rte_eth_dev_info_get(port_id, &dev_info);
2008
2009         for (i = 0; i < dev_info.max_mac_addrs; i++)
2010                 if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
2011                         return i;
2012
2013         return -1;
2014 }
2015
2016 static const struct ether_addr null_mac_addr;
2017
2018 int
2019 rte_eth_dev_mac_addr_add(uint8_t port_id, struct ether_addr *addr,
2020                         uint32_t pool)
2021 {
2022         struct rte_eth_dev *dev;
2023         int index;
2024         uint64_t pool_mask;
2025
2026         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2027         dev = &rte_eth_devices[port_id];
2028         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
2029
2030         if (is_zero_ether_addr(addr)) {
2031                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2032                         port_id);
2033                 return -EINVAL;
2034         }
2035         if (pool >= ETH_64_POOLS) {
2036                 RTE_PMD_DEBUG_TRACE("pool id must be 0-%d\n", ETH_64_POOLS - 1);
2037                 return -EINVAL;
2038         }
2039
2040         index = get_mac_addr_index(port_id, addr);
2041         if (index < 0) {
2042                 index = get_mac_addr_index(port_id, &null_mac_addr);
2043                 if (index < 0) {
2044                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2045                                 port_id);
2046                         return -ENOSPC;
2047                 }
2048         } else {
2049                 pool_mask = dev->data->mac_pool_sel[index];
2050
2051                 /* Check if both MAC address and pool is already there, and do nothing */
2052                 if (pool_mask & (1ULL << pool))
2053                         return 0;
2054         }
2055
2056         /* Update NIC */
2057         (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
2058
2059         /* Update address in NIC data structure */
2060         ether_addr_copy(addr, &dev->data->mac_addrs[index]);
2061
2062         /* Update pool bitmap in NIC data structure */
2063         dev->data->mac_pool_sel[index] |= (1ULL << pool);
2064
2065         return 0;
2066 }
2067
2068 int
2069 rte_eth_dev_mac_addr_remove(uint8_t port_id, struct ether_addr *addr)
2070 {
2071         struct rte_eth_dev *dev;
2072         int index;
2073
2074         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2075         dev = &rte_eth_devices[port_id];
2076         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
2077
2078         index = get_mac_addr_index(port_id, addr);
2079         if (index == 0) {
2080                 RTE_PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id);
2081                 return -EADDRINUSE;
2082         } else if (index < 0)
2083                 return 0;  /* Do nothing if address wasn't found */
2084
2085         /* Update NIC */
2086         (*dev->dev_ops->mac_addr_remove)(dev, index);
2087
2088         /* Update address in NIC data structure */
2089         ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
2090
2091         /* reset pool bitmap */
2092         dev->data->mac_pool_sel[index] = 0;
2093
2094         return 0;
2095 }
2096
2097 int
2098 rte_eth_dev_default_mac_addr_set(uint8_t port_id, struct ether_addr *addr)
2099 {
2100         struct rte_eth_dev *dev;
2101
2102         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2103
2104         if (!is_valid_assigned_ether_addr(addr))
2105                 return -EINVAL;
2106
2107         dev = &rte_eth_devices[port_id];
2108         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
2109
2110         /* Update default address in NIC data structure */
2111         ether_addr_copy(addr, &dev->data->mac_addrs[0]);
2112
2113         (*dev->dev_ops->mac_addr_set)(dev, addr);
2114
2115         return 0;
2116 }
2117
2118 int
2119 rte_eth_dev_set_vf_rxmode(uint8_t port_id,  uint16_t vf,
2120                                 uint16_t rx_mode, uint8_t on)
2121 {
2122         uint16_t num_vfs;
2123         struct rte_eth_dev *dev;
2124         struct rte_eth_dev_info dev_info;
2125
2126         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2127
2128         dev = &rte_eth_devices[port_id];
2129         rte_eth_dev_info_get(port_id, &dev_info);
2130
2131         num_vfs = dev_info.max_vfs;
2132         if (vf > num_vfs) {
2133                 RTE_PMD_DEBUG_TRACE("set VF RX mode:invalid VF id %d\n", vf);
2134                 return -EINVAL;
2135         }
2136
2137         if (rx_mode == 0) {
2138                 RTE_PMD_DEBUG_TRACE("set VF RX mode:mode mask ca not be zero\n");
2139                 return -EINVAL;
2140         }
2141         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx_mode, -ENOTSUP);
2142         return (*dev->dev_ops->set_vf_rx_mode)(dev, vf, rx_mode, on);
2143 }
2144
2145 /*
2146  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2147  * an empty spot.
2148  */
2149 static int
2150 get_hash_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2151 {
2152         struct rte_eth_dev_info dev_info;
2153         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2154         unsigned i;
2155
2156         rte_eth_dev_info_get(port_id, &dev_info);
2157         if (!dev->data->hash_mac_addrs)
2158                 return -1;
2159
2160         for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
2161                 if (memcmp(addr, &dev->data->hash_mac_addrs[i],
2162                         ETHER_ADDR_LEN) == 0)
2163                         return i;
2164
2165         return -1;
2166 }
2167
2168 int
2169 rte_eth_dev_uc_hash_table_set(uint8_t port_id, struct ether_addr *addr,
2170                                 uint8_t on)
2171 {
2172         int index;
2173         int ret;
2174         struct rte_eth_dev *dev;
2175
2176         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2177
2178         dev = &rte_eth_devices[port_id];
2179         if (is_zero_ether_addr(addr)) {
2180                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2181                         port_id);
2182                 return -EINVAL;
2183         }
2184
2185         index = get_hash_mac_addr_index(port_id, addr);
2186         /* Check if it's already there, and do nothing */
2187         if ((index >= 0) && (on))
2188                 return 0;
2189
2190         if (index < 0) {
2191                 if (!on) {
2192                         RTE_PMD_DEBUG_TRACE("port %d: the MAC address was not "
2193                                 "set in UTA\n", port_id);
2194                         return -EINVAL;
2195                 }
2196
2197                 index = get_hash_mac_addr_index(port_id, &null_mac_addr);
2198                 if (index < 0) {
2199                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2200                                         port_id);
2201                         return -ENOSPC;
2202                 }
2203         }
2204
2205         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
2206         ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
2207         if (ret == 0) {
2208                 /* Update address in NIC data structure */
2209                 if (on)
2210                         ether_addr_copy(addr,
2211                                         &dev->data->hash_mac_addrs[index]);
2212                 else
2213                         ether_addr_copy(&null_mac_addr,
2214                                         &dev->data->hash_mac_addrs[index]);
2215         }
2216
2217         return ret;
2218 }
2219
2220 int
2221 rte_eth_dev_uc_all_hash_table_set(uint8_t port_id, uint8_t on)
2222 {
2223         struct rte_eth_dev *dev;
2224
2225         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2226
2227         dev = &rte_eth_devices[port_id];
2228
2229         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
2230         return (*dev->dev_ops->uc_all_hash_table_set)(dev, on);
2231 }
2232
2233 int
2234 rte_eth_dev_set_vf_rx(uint8_t port_id, uint16_t vf, uint8_t on)
2235 {
2236         uint16_t num_vfs;
2237         struct rte_eth_dev *dev;
2238         struct rte_eth_dev_info dev_info;
2239
2240         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2241
2242         dev = &rte_eth_devices[port_id];
2243         rte_eth_dev_info_get(port_id, &dev_info);
2244
2245         num_vfs = dev_info.max_vfs;
2246         if (vf > num_vfs) {
2247                 RTE_PMD_DEBUG_TRACE("port %d: invalid vf id\n", port_id);
2248                 return -EINVAL;
2249         }
2250
2251         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx, -ENOTSUP);
2252         return (*dev->dev_ops->set_vf_rx)(dev, vf, on);
2253 }
2254
2255 int
2256 rte_eth_dev_set_vf_tx(uint8_t port_id, uint16_t vf, uint8_t on)
2257 {
2258         uint16_t num_vfs;
2259         struct rte_eth_dev *dev;
2260         struct rte_eth_dev_info dev_info;
2261
2262         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2263
2264         dev = &rte_eth_devices[port_id];
2265         rte_eth_dev_info_get(port_id, &dev_info);
2266
2267         num_vfs = dev_info.max_vfs;
2268         if (vf > num_vfs) {
2269                 RTE_PMD_DEBUG_TRACE("set pool tx:invalid pool id=%d\n", vf);
2270                 return -EINVAL;
2271         }
2272
2273         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_tx, -ENOTSUP);
2274         return (*dev->dev_ops->set_vf_tx)(dev, vf, on);
2275 }
2276
2277 int
2278 rte_eth_dev_set_vf_vlan_filter(uint8_t port_id, uint16_t vlan_id,
2279                                uint64_t vf_mask, uint8_t vlan_on)
2280 {
2281         struct rte_eth_dev *dev;
2282
2283         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2284
2285         dev = &rte_eth_devices[port_id];
2286
2287         if (vlan_id > ETHER_MAX_VLAN_ID) {
2288                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:invalid VLAN id=%d\n",
2289                         vlan_id);
2290                 return -EINVAL;
2291         }
2292
2293         if (vf_mask == 0) {
2294                 RTE_PMD_DEBUG_TRACE("VF VLAN filter:pool_mask can not be 0\n");
2295                 return -EINVAL;
2296         }
2297
2298         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_vlan_filter, -ENOTSUP);
2299         return (*dev->dev_ops->set_vf_vlan_filter)(dev, vlan_id,
2300                                                    vf_mask, vlan_on);
2301 }
2302
2303 int rte_eth_set_queue_rate_limit(uint8_t port_id, uint16_t queue_idx,
2304                                         uint16_t tx_rate)
2305 {
2306         struct rte_eth_dev *dev;
2307         struct rte_eth_dev_info dev_info;
2308         struct rte_eth_link link;
2309
2310         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2311
2312         dev = &rte_eth_devices[port_id];
2313         rte_eth_dev_info_get(port_id, &dev_info);
2314         link = dev->data->dev_link;
2315
2316         if (queue_idx > dev_info.max_tx_queues) {
2317                 RTE_PMD_DEBUG_TRACE("set queue rate limit:port %d: "
2318                                 "invalid queue id=%d\n", port_id, queue_idx);
2319                 return -EINVAL;
2320         }
2321
2322         if (tx_rate > link.link_speed) {
2323                 RTE_PMD_DEBUG_TRACE("set queue rate limit:invalid tx_rate=%d, "
2324                                 "bigger than link speed= %d\n",
2325                         tx_rate, link.link_speed);
2326                 return -EINVAL;
2327         }
2328
2329         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
2330         return (*dev->dev_ops->set_queue_rate_limit)(dev, queue_idx, tx_rate);
2331 }
2332
2333 int rte_eth_set_vf_rate_limit(uint8_t port_id, uint16_t vf, uint16_t tx_rate,
2334                                 uint64_t q_msk)
2335 {
2336         struct rte_eth_dev *dev;
2337         struct rte_eth_dev_info dev_info;
2338         struct rte_eth_link link;
2339
2340         if (q_msk == 0)
2341                 return 0;
2342
2343         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2344
2345         dev = &rte_eth_devices[port_id];
2346         rte_eth_dev_info_get(port_id, &dev_info);
2347         link = dev->data->dev_link;
2348
2349         if (vf > dev_info.max_vfs) {
2350                 RTE_PMD_DEBUG_TRACE("set VF rate limit:port %d: "
2351                                 "invalid vf id=%d\n", port_id, vf);
2352                 return -EINVAL;
2353         }
2354
2355         if (tx_rate > link.link_speed) {
2356                 RTE_PMD_DEBUG_TRACE("set VF rate limit:invalid tx_rate=%d, "
2357                                 "bigger than link speed= %d\n",
2358                                 tx_rate, link.link_speed);
2359                 return -EINVAL;
2360         }
2361
2362         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rate_limit, -ENOTSUP);
2363         return (*dev->dev_ops->set_vf_rate_limit)(dev, vf, tx_rate, q_msk);
2364 }
2365
2366 int
2367 rte_eth_mirror_rule_set(uint8_t port_id,
2368                         struct rte_eth_mirror_conf *mirror_conf,
2369                         uint8_t rule_id, uint8_t on)
2370 {
2371         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2372
2373         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2374         if (mirror_conf->rule_type == 0) {
2375                 RTE_PMD_DEBUG_TRACE("mirror rule type can not be 0.\n");
2376                 return -EINVAL;
2377         }
2378
2379         if (mirror_conf->dst_pool >= ETH_64_POOLS) {
2380                 RTE_PMD_DEBUG_TRACE("Invalid dst pool, pool id must be 0-%d\n",
2381                                 ETH_64_POOLS - 1);
2382                 return -EINVAL;
2383         }
2384
2385         if ((mirror_conf->rule_type & (ETH_MIRROR_VIRTUAL_POOL_UP |
2386              ETH_MIRROR_VIRTUAL_POOL_DOWN)) &&
2387             (mirror_conf->pool_mask == 0)) {
2388                 RTE_PMD_DEBUG_TRACE("Invalid mirror pool, pool mask can not be 0.\n");
2389                 return -EINVAL;
2390         }
2391
2392         if ((mirror_conf->rule_type & ETH_MIRROR_VLAN) &&
2393             mirror_conf->vlan.vlan_mask == 0) {
2394                 RTE_PMD_DEBUG_TRACE("Invalid vlan mask, vlan mask can not be 0.\n");
2395                 return -EINVAL;
2396         }
2397
2398         dev = &rte_eth_devices[port_id];
2399         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
2400
2401         return (*dev->dev_ops->mirror_rule_set)(dev, mirror_conf, rule_id, on);
2402 }
2403
2404 int
2405 rte_eth_mirror_rule_reset(uint8_t port_id, uint8_t rule_id)
2406 {
2407         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2408
2409         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2410
2411         dev = &rte_eth_devices[port_id];
2412         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
2413
2414         return (*dev->dev_ops->mirror_rule_reset)(dev, rule_id);
2415 }
2416
2417 int
2418 rte_eth_dev_callback_register(uint8_t port_id,
2419                         enum rte_eth_event_type event,
2420                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2421 {
2422         struct rte_eth_dev *dev;
2423         struct rte_eth_dev_callback *user_cb;
2424
2425         if (!cb_fn)
2426                 return -EINVAL;
2427
2428         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2429
2430         dev = &rte_eth_devices[port_id];
2431         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2432
2433         TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
2434                 if (user_cb->cb_fn == cb_fn &&
2435                         user_cb->cb_arg == cb_arg &&
2436                         user_cb->event == event) {
2437                         break;
2438                 }
2439         }
2440
2441         /* create a new callback. */
2442         if (user_cb == NULL)
2443                 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
2444                                         sizeof(struct rte_eth_dev_callback), 0);
2445         if (user_cb != NULL) {
2446                 user_cb->cb_fn = cb_fn;
2447                 user_cb->cb_arg = cb_arg;
2448                 user_cb->event = event;
2449                 TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
2450         }
2451
2452         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2453         return (user_cb == NULL) ? -ENOMEM : 0;
2454 }
2455
2456 int
2457 rte_eth_dev_callback_unregister(uint8_t port_id,
2458                         enum rte_eth_event_type event,
2459                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2460 {
2461         int ret;
2462         struct rte_eth_dev *dev;
2463         struct rte_eth_dev_callback *cb, *next;
2464
2465         if (!cb_fn)
2466                 return -EINVAL;
2467
2468         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2469
2470         dev = &rte_eth_devices[port_id];
2471         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2472
2473         ret = 0;
2474         for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
2475
2476                 next = TAILQ_NEXT(cb, next);
2477
2478                 if (cb->cb_fn != cb_fn || cb->event != event ||
2479                                 (cb->cb_arg != (void *)-1 &&
2480                                 cb->cb_arg != cb_arg))
2481                         continue;
2482
2483                 /*
2484                  * if this callback is not executing right now,
2485                  * then remove it.
2486                  */
2487                 if (cb->active == 0) {
2488                         TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
2489                         rte_free(cb);
2490                 } else {
2491                         ret = -EAGAIN;
2492                 }
2493         }
2494
2495         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2496         return ret;
2497 }
2498
2499 void
2500 _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
2501         enum rte_eth_event_type event)
2502 {
2503         struct rte_eth_dev_callback *cb_lst;
2504         struct rte_eth_dev_callback dev_cb;
2505
2506         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2507         TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
2508                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
2509                         continue;
2510                 dev_cb = *cb_lst;
2511                 cb_lst->active = 1;
2512                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2513                 dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
2514                                                 dev_cb.cb_arg);
2515                 rte_spinlock_lock(&rte_eth_dev_cb_lock);
2516                 cb_lst->active = 0;
2517         }
2518         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2519 }
2520
2521 int
2522 rte_eth_dev_rx_intr_ctl(uint8_t port_id, int epfd, int op, void *data)
2523 {
2524         uint32_t vec;
2525         struct rte_eth_dev *dev;
2526         struct rte_intr_handle *intr_handle;
2527         uint16_t qid;
2528         int rc;
2529
2530         if (!rte_eth_dev_is_valid_port(port_id)) {
2531                 RTE_PMD_DEBUG_TRACE("Invalid port_id=%u\n", port_id);
2532                 return -ENODEV;
2533         }
2534
2535         dev = &rte_eth_devices[port_id];
2536         intr_handle = &dev->pci_dev->intr_handle;
2537         if (!intr_handle->intr_vec) {
2538                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2539                 return -EPERM;
2540         }
2541
2542         for (qid = 0; qid < dev->data->nb_rx_queues; qid++) {
2543                 vec = intr_handle->intr_vec[qid];
2544                 rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2545                 if (rc && rc != -EEXIST) {
2546                         RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2547                                         " op %d epfd %d vec %u\n",
2548                                         port_id, qid, op, epfd, vec);
2549                 }
2550         }
2551
2552         return 0;
2553 }
2554
2555 const struct rte_memzone *
2556 rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
2557                          uint16_t queue_id, size_t size, unsigned align,
2558                          int socket_id)
2559 {
2560         char z_name[RTE_MEMZONE_NAMESIZE];
2561         const struct rte_memzone *mz;
2562
2563         snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
2564                  dev->driver->pci_drv.name, ring_name,
2565                  dev->data->port_id, queue_id);
2566
2567         mz = rte_memzone_lookup(z_name);
2568         if (mz)
2569                 return mz;
2570
2571         if (rte_xen_dom0_supported())
2572                 return rte_memzone_reserve_bounded(z_name, size, socket_id,
2573                                                    0, align, RTE_PGSIZE_2M);
2574         else
2575                 return rte_memzone_reserve_aligned(z_name, size, socket_id,
2576                                                    0, align);
2577 }
2578
2579 int
2580 rte_eth_dev_rx_intr_ctl_q(uint8_t port_id, uint16_t queue_id,
2581                           int epfd, int op, void *data)
2582 {
2583         uint32_t vec;
2584         struct rte_eth_dev *dev;
2585         struct rte_intr_handle *intr_handle;
2586         int rc;
2587
2588         if (!rte_eth_dev_is_valid_port(port_id)) {
2589                 RTE_PMD_DEBUG_TRACE("Invalid port_id=%u\n", port_id);
2590                 return -ENODEV;
2591         }
2592
2593         dev = &rte_eth_devices[port_id];
2594         if (queue_id >= dev->data->nb_rx_queues) {
2595                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%u\n", queue_id);
2596                 return -EINVAL;
2597         }
2598
2599         intr_handle = &dev->pci_dev->intr_handle;
2600         if (!intr_handle->intr_vec) {
2601                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2602                 return -EPERM;
2603         }
2604
2605         vec = intr_handle->intr_vec[queue_id];
2606         rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2607         if (rc && rc != -EEXIST) {
2608                 RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2609                                 " op %d epfd %d vec %u\n",
2610                                 port_id, queue_id, op, epfd, vec);
2611                 return rc;
2612         }
2613
2614         return 0;
2615 }
2616
2617 int
2618 rte_eth_dev_rx_intr_enable(uint8_t port_id,
2619                            uint16_t queue_id)
2620 {
2621         struct rte_eth_dev *dev;
2622
2623         if (!rte_eth_dev_is_valid_port(port_id)) {
2624                 RTE_PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2625                 return -ENODEV;
2626         }
2627
2628         dev = &rte_eth_devices[port_id];
2629
2630         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
2631         return (*dev->dev_ops->rx_queue_intr_enable)(dev, queue_id);
2632 }
2633
2634 int
2635 rte_eth_dev_rx_intr_disable(uint8_t port_id,
2636                             uint16_t queue_id)
2637 {
2638         struct rte_eth_dev *dev;
2639
2640         if (!rte_eth_dev_is_valid_port(port_id)) {
2641                 RTE_PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2642                 return -ENODEV;
2643         }
2644
2645         dev = &rte_eth_devices[port_id];
2646
2647         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
2648         return (*dev->dev_ops->rx_queue_intr_disable)(dev, queue_id);
2649 }
2650
2651 #ifdef RTE_NIC_BYPASS
2652 int rte_eth_dev_bypass_init(uint8_t port_id)
2653 {
2654         struct rte_eth_dev *dev;
2655
2656         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2657
2658         dev = &rte_eth_devices[port_id];
2659         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_init, -ENOTSUP);
2660         (*dev->dev_ops->bypass_init)(dev);
2661         return 0;
2662 }
2663
2664 int
2665 rte_eth_dev_bypass_state_show(uint8_t port_id, uint32_t *state)
2666 {
2667         struct rte_eth_dev *dev;
2668
2669         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2670
2671         dev = &rte_eth_devices[port_id];
2672         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2673         (*dev->dev_ops->bypass_state_show)(dev, state);
2674         return 0;
2675 }
2676
2677 int
2678 rte_eth_dev_bypass_state_set(uint8_t port_id, uint32_t *new_state)
2679 {
2680         struct rte_eth_dev *dev;
2681
2682         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2683
2684         dev = &rte_eth_devices[port_id];
2685         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_set, -ENOTSUP);
2686         (*dev->dev_ops->bypass_state_set)(dev, new_state);
2687         return 0;
2688 }
2689
2690 int
2691 rte_eth_dev_bypass_event_show(uint8_t port_id, uint32_t event, uint32_t *state)
2692 {
2693         struct rte_eth_dev *dev;
2694
2695         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2696
2697         dev = &rte_eth_devices[port_id];
2698         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2699         (*dev->dev_ops->bypass_event_show)(dev, event, state);
2700         return 0;
2701 }
2702
2703 int
2704 rte_eth_dev_bypass_event_store(uint8_t port_id, uint32_t event, uint32_t state)
2705 {
2706         struct rte_eth_dev *dev;
2707
2708         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2709
2710         dev = &rte_eth_devices[port_id];
2711
2712         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_event_set, -ENOTSUP);
2713         (*dev->dev_ops->bypass_event_set)(dev, event, state);
2714         return 0;
2715 }
2716
2717 int
2718 rte_eth_dev_wd_timeout_store(uint8_t port_id, uint32_t timeout)
2719 {
2720         struct rte_eth_dev *dev;
2721
2722         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2723
2724         dev = &rte_eth_devices[port_id];
2725
2726         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_set, -ENOTSUP);
2727         (*dev->dev_ops->bypass_wd_timeout_set)(dev, timeout);
2728         return 0;
2729 }
2730
2731 int
2732 rte_eth_dev_bypass_ver_show(uint8_t port_id, uint32_t *ver)
2733 {
2734         struct rte_eth_dev *dev;
2735
2736         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2737
2738         dev = &rte_eth_devices[port_id];
2739
2740         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_ver_show, -ENOTSUP);
2741         (*dev->dev_ops->bypass_ver_show)(dev, ver);
2742         return 0;
2743 }
2744
2745 int
2746 rte_eth_dev_bypass_wd_timeout_show(uint8_t port_id, uint32_t *wd_timeout)
2747 {
2748         struct rte_eth_dev *dev;
2749
2750         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2751
2752         dev = &rte_eth_devices[port_id];
2753
2754         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_show, -ENOTSUP);
2755         (*dev->dev_ops->bypass_wd_timeout_show)(dev, wd_timeout);
2756         return 0;
2757 }
2758
2759 int
2760 rte_eth_dev_bypass_wd_reset(uint8_t port_id)
2761 {
2762         struct rte_eth_dev *dev;
2763
2764         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2765
2766         dev = &rte_eth_devices[port_id];
2767
2768         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_reset, -ENOTSUP);
2769         (*dev->dev_ops->bypass_wd_reset)(dev);
2770         return 0;
2771 }
2772 #endif
2773
2774 int
2775 rte_eth_dev_filter_supported(uint8_t port_id, enum rte_filter_type filter_type)
2776 {
2777         struct rte_eth_dev *dev;
2778
2779         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2780
2781         dev = &rte_eth_devices[port_id];
2782         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2783         return (*dev->dev_ops->filter_ctrl)(dev, filter_type,
2784                                 RTE_ETH_FILTER_NOP, NULL);
2785 }
2786
2787 int
2788 rte_eth_dev_filter_ctrl(uint8_t port_id, enum rte_filter_type filter_type,
2789                        enum rte_filter_op filter_op, void *arg)
2790 {
2791         struct rte_eth_dev *dev;
2792
2793         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2794
2795         dev = &rte_eth_devices[port_id];
2796         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2797         return (*dev->dev_ops->filter_ctrl)(dev, filter_type, filter_op, arg);
2798 }
2799
2800 void *
2801 rte_eth_add_rx_callback(uint8_t port_id, uint16_t queue_id,
2802                 rte_rx_callback_fn fn, void *user_param)
2803 {
2804 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2805         rte_errno = ENOTSUP;
2806         return NULL;
2807 #endif
2808         /* check input parameters */
2809         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2810                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2811                 rte_errno = EINVAL;
2812                 return NULL;
2813         }
2814
2815         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2816
2817         if (cb == NULL) {
2818                 rte_errno = ENOMEM;
2819                 return NULL;
2820         }
2821
2822         cb->fn.rx = fn;
2823         cb->param = user_param;
2824
2825         /* Add the callbacks in fifo order. */
2826         struct rte_eth_rxtx_callback *tail =
2827                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
2828
2829         if (!tail) {
2830                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
2831
2832         } else {
2833                 while (tail->next)
2834                         tail = tail->next;
2835                 tail->next = cb;
2836         }
2837
2838         return cb;
2839 }
2840
2841 void *
2842 rte_eth_add_tx_callback(uint8_t port_id, uint16_t queue_id,
2843                 rte_tx_callback_fn fn, void *user_param)
2844 {
2845 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2846         rte_errno = ENOTSUP;
2847         return NULL;
2848 #endif
2849         /* check input parameters */
2850         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2851                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
2852                 rte_errno = EINVAL;
2853                 return NULL;
2854         }
2855
2856         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2857
2858         if (cb == NULL) {
2859                 rte_errno = ENOMEM;
2860                 return NULL;
2861         }
2862
2863         cb->fn.tx = fn;
2864         cb->param = user_param;
2865
2866         /* Add the callbacks in fifo order. */
2867         struct rte_eth_rxtx_callback *tail =
2868                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id];
2869
2870         if (!tail) {
2871                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id] = cb;
2872
2873         } else {
2874                 while (tail->next)
2875                         tail = tail->next;
2876                 tail->next = cb;
2877         }
2878
2879         return cb;
2880 }
2881
2882 int
2883 rte_eth_remove_rx_callback(uint8_t port_id, uint16_t queue_id,
2884                 struct rte_eth_rxtx_callback *user_cb)
2885 {
2886 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2887         return -ENOTSUP;
2888 #endif
2889         /* Check input parameters. */
2890         if (!rte_eth_dev_is_valid_port(port_id) || user_cb == NULL ||
2891                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2892                 return -EINVAL;
2893         }
2894
2895         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2896         struct rte_eth_rxtx_callback *cb = dev->post_rx_burst_cbs[queue_id];
2897         struct rte_eth_rxtx_callback *prev_cb;
2898
2899         /* Reset head pointer and remove user cb if first in the list. */
2900         if (cb == user_cb) {
2901                 dev->post_rx_burst_cbs[queue_id] = user_cb->next;
2902                 return 0;
2903         }
2904
2905         /* Remove the user cb from the callback list. */
2906         do {
2907                 prev_cb = cb;
2908                 cb = cb->next;
2909
2910                 if (cb == user_cb) {
2911                         prev_cb->next = user_cb->next;
2912                         return 0;
2913                 }
2914
2915         } while (cb != NULL);
2916
2917         /* Callback wasn't found. */
2918         return -EINVAL;
2919 }
2920
2921 int
2922 rte_eth_remove_tx_callback(uint8_t port_id, uint16_t queue_id,
2923                 struct rte_eth_rxtx_callback *user_cb)
2924 {
2925 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2926         return -ENOTSUP;
2927 #endif
2928         /* Check input parameters. */
2929         if (!rte_eth_dev_is_valid_port(port_id) || user_cb == NULL ||
2930                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
2931                 return -EINVAL;
2932         }
2933
2934         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2935         struct rte_eth_rxtx_callback *cb = dev->pre_tx_burst_cbs[queue_id];
2936         struct rte_eth_rxtx_callback *prev_cb;
2937
2938         /* Reset head pointer and remove user cb if first in the list. */
2939         if (cb == user_cb) {
2940                 dev->pre_tx_burst_cbs[queue_id] = user_cb->next;
2941                 return 0;
2942         }
2943
2944         /* Remove the user cb from the callback list. */
2945         do {
2946                 prev_cb = cb;
2947                 cb = cb->next;
2948
2949                 if (cb == user_cb) {
2950                         prev_cb->next = user_cb->next;
2951                         return 0;
2952                 }
2953
2954         } while (cb != NULL);
2955
2956         /* Callback wasn't found. */
2957         return -EINVAL;
2958 }
2959
2960 int
2961 rte_eth_rx_queue_info_get(uint8_t port_id, uint16_t queue_id,
2962         struct rte_eth_rxq_info *qinfo)
2963 {
2964         struct rte_eth_dev *dev;
2965
2966         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2967
2968         if (qinfo == NULL)
2969                 return -EINVAL;
2970
2971         dev = &rte_eth_devices[port_id];
2972         if (queue_id >= dev->data->nb_rx_queues) {
2973                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
2974                 return -EINVAL;
2975         }
2976
2977         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
2978
2979         memset(qinfo, 0, sizeof(*qinfo));
2980         dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
2981         return 0;
2982 }
2983
2984 int
2985 rte_eth_tx_queue_info_get(uint8_t port_id, uint16_t queue_id,
2986         struct rte_eth_txq_info *qinfo)
2987 {
2988         struct rte_eth_dev *dev;
2989
2990         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2991
2992         if (qinfo == NULL)
2993                 return -EINVAL;
2994
2995         dev = &rte_eth_devices[port_id];
2996         if (queue_id >= dev->data->nb_tx_queues) {
2997                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
2998                 return -EINVAL;
2999         }
3000
3001         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
3002
3003         memset(qinfo, 0, sizeof(*qinfo));
3004         dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
3005         return 0;
3006 }
3007
3008 int
3009 rte_eth_dev_set_mc_addr_list(uint8_t port_id,
3010                              struct ether_addr *mc_addr_set,
3011                              uint32_t nb_mc_addr)
3012 {
3013         struct rte_eth_dev *dev;
3014
3015         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3016
3017         dev = &rte_eth_devices[port_id];
3018         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_mc_addr_list, -ENOTSUP);
3019         return dev->dev_ops->set_mc_addr_list(dev, mc_addr_set, nb_mc_addr);
3020 }
3021
3022 int
3023 rte_eth_timesync_enable(uint8_t port_id)
3024 {
3025         struct rte_eth_dev *dev;
3026
3027         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3028         dev = &rte_eth_devices[port_id];
3029
3030         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
3031         return (*dev->dev_ops->timesync_enable)(dev);
3032 }
3033
3034 int
3035 rte_eth_timesync_disable(uint8_t port_id)
3036 {
3037         struct rte_eth_dev *dev;
3038
3039         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3040         dev = &rte_eth_devices[port_id];
3041
3042         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
3043         return (*dev->dev_ops->timesync_disable)(dev);
3044 }
3045
3046 int
3047 rte_eth_timesync_read_rx_timestamp(uint8_t port_id, struct timespec *timestamp,
3048                                    uint32_t flags)
3049 {
3050         struct rte_eth_dev *dev;
3051
3052         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3053         dev = &rte_eth_devices[port_id];
3054
3055         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp, -ENOTSUP);
3056         return (*dev->dev_ops->timesync_read_rx_timestamp)(dev, timestamp, flags);
3057 }
3058
3059 int
3060 rte_eth_timesync_read_tx_timestamp(uint8_t port_id, struct timespec *timestamp)
3061 {
3062         struct rte_eth_dev *dev;
3063
3064         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3065         dev = &rte_eth_devices[port_id];
3066
3067         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp, -ENOTSUP);
3068         return (*dev->dev_ops->timesync_read_tx_timestamp)(dev, timestamp);
3069 }
3070
3071 int
3072 rte_eth_timesync_adjust_time(uint8_t port_id, int64_t delta)
3073 {
3074         struct rte_eth_dev *dev;
3075
3076         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3077         dev = &rte_eth_devices[port_id];
3078
3079         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_adjust_time, -ENOTSUP);
3080         return (*dev->dev_ops->timesync_adjust_time)(dev, delta);
3081 }
3082
3083 int
3084 rte_eth_timesync_read_time(uint8_t port_id, struct timespec *timestamp)
3085 {
3086         struct rte_eth_dev *dev;
3087
3088         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3089         dev = &rte_eth_devices[port_id];
3090
3091         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_time, -ENOTSUP);
3092         return (*dev->dev_ops->timesync_read_time)(dev, timestamp);
3093 }
3094
3095 int
3096 rte_eth_timesync_write_time(uint8_t port_id, const struct timespec *timestamp)
3097 {
3098         struct rte_eth_dev *dev;
3099
3100         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3101         dev = &rte_eth_devices[port_id];
3102
3103         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_write_time, -ENOTSUP);
3104         return (*dev->dev_ops->timesync_write_time)(dev, timestamp);
3105 }
3106
3107 int
3108 rte_eth_dev_get_reg_length(uint8_t port_id)
3109 {
3110         struct rte_eth_dev *dev;
3111
3112         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3113
3114         dev = &rte_eth_devices[port_id];
3115         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg_length, -ENOTSUP);
3116         return (*dev->dev_ops->get_reg_length)(dev);
3117 }
3118
3119 int
3120 rte_eth_dev_get_reg_info(uint8_t port_id, struct rte_dev_reg_info *info)
3121 {
3122         struct rte_eth_dev *dev;
3123
3124         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3125
3126         dev = &rte_eth_devices[port_id];
3127         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
3128         return (*dev->dev_ops->get_reg)(dev, info);
3129 }
3130
3131 int
3132 rte_eth_dev_get_eeprom_length(uint8_t port_id)
3133 {
3134         struct rte_eth_dev *dev;
3135
3136         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3137
3138         dev = &rte_eth_devices[port_id];
3139         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
3140         return (*dev->dev_ops->get_eeprom_length)(dev);
3141 }
3142
3143 int
3144 rte_eth_dev_get_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3145 {
3146         struct rte_eth_dev *dev;
3147
3148         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3149
3150         dev = &rte_eth_devices[port_id];
3151         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
3152         return (*dev->dev_ops->get_eeprom)(dev, info);
3153 }
3154
3155 int
3156 rte_eth_dev_set_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3157 {
3158         struct rte_eth_dev *dev;
3159
3160         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3161
3162         dev = &rte_eth_devices[port_id];
3163         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
3164         return (*dev->dev_ops->set_eeprom)(dev, info);
3165 }
3166
3167 int
3168 rte_eth_dev_get_dcb_info(uint8_t port_id,
3169                              struct rte_eth_dcb_info *dcb_info)
3170 {
3171         struct rte_eth_dev *dev;
3172
3173         if (!rte_eth_dev_is_valid_port(port_id)) {
3174                 RTE_PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
3175                 return -ENODEV;
3176         }
3177
3178         dev = &rte_eth_devices[port_id];
3179         memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
3180
3181         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
3182         return (*dev->dev_ops->get_dcb_info)(dev, dcb_info);
3183 }
3184
3185 void
3186 rte_eth_copy_pci_info(struct rte_eth_dev *eth_dev, struct rte_pci_device *pci_dev)
3187 {
3188         if ((eth_dev == NULL) || (pci_dev == NULL)) {
3189                 RTE_PMD_DEBUG_TRACE("NULL pointer eth_dev=%p pci_dev=%p\n",
3190                                 eth_dev, pci_dev);
3191                 return;
3192         }
3193
3194         eth_dev->data->dev_flags = 0;
3195         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_INTR_LSC)
3196                 eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC;
3197         if (pci_dev->driver->drv_flags & RTE_PCI_DRV_DETACHABLE)
3198                 eth_dev->data->dev_flags |= RTE_ETH_DEV_DETACHABLE;
3199
3200         eth_dev->data->kdrv = pci_dev->kdrv;
3201         eth_dev->data->numa_node = pci_dev->numa_node;
3202         eth_dev->data->drv_name = pci_dev->driver->name;
3203 }