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 #ifdef RTE_LIBRTE_ETHDEV_DEBUG
  73 #define PMD_DEBUG_TRACE(fmt, args...) do {                        \
  74                 RTE_LOG(ERR, PMD, "%s: " fmt, __func__, ## args); \
  75         } while (0)
  76 #else
  77 #define PMD_DEBUG_TRACE(fmt, args...)
  78 #endif
  79
  80 /* Macros for checking for restricting functions to primary instance only */
  81 #define PROC_PRIMARY_OR_ERR_RET(retval) do { \
  82         if (rte_eal_process_type() != RTE_PROC_PRIMARY) { \
  83                 PMD_DEBUG_TRACE("Cannot run in secondary processes\n"); \
  84                 return (retval); \
  85         } \
  86 } while (0)
  87
  88 #define PROC_PRIMARY_OR_RET() do { \
  89         if (rte_eal_process_type() != RTE_PROC_PRIMARY) { \
  90                 PMD_DEBUG_TRACE("Cannot run in secondary processes\n"); \
  91                 return; \
  92         } \
  93 } while (0)
  94
  95 /* Macros to check for invalid function pointers in dev_ops structure */
  96 #define FUNC_PTR_OR_ERR_RET(func, retval) do { \
  97         if ((func) == NULL) { \
  98                 PMD_DEBUG_TRACE("Function not supported\n"); \
  99                 return (retval); \
 100         } \
 101 } while (0)
 102
 103 #define FUNC_PTR_OR_RET(func) do { \
 104         if ((func) == NULL) { \
 105                 PMD_DEBUG_TRACE("Function not supported\n"); \
 106                 return; \
 107         } \
 108 } while (0)
 109
 110 /* Macros to check for valid port */
 111 #define VALID_PORTID_OR_ERR_RET(port_id, retval) do {           \
 112         if (!rte_eth_dev_is_valid_port(port_id)) {              \
 113                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); \
 114                 return retval;                                  \
 115         }                                                       \
 116 } while (0)
 117
 118 #define VALID_PORTID_OR_RET(port_id) do {                       \
 119         if (!rte_eth_dev_is_valid_port(port_id)) {              \
 120                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id); \
 121                 return;                                         \
 122         }                                                       \
 123 } while (0)
 124
 125 static const char *MZ_RTE_ETH_DEV_DATA = "rte_eth_dev_data";
 126 struct rte_eth_dev rte_eth_devices[RTE_MAX_ETHPORTS];
 127 static struct rte_eth_dev_data *rte_eth_dev_data;
 128 static uint8_t nb_ports;
 129
 130 /* spinlock for eth device callbacks */
 131 static rte_spinlock_t rte_eth_dev_cb_lock = RTE_SPINLOCK_INITIALIZER;
 132
 133 /* store statistics names and its offset in stats structure  */
 134 struct rte_eth_xstats_name_off {
 135         char name[RTE_ETH_XSTATS_NAME_SIZE];
 136         unsigned offset;
 137 };
 138
 139 static const struct rte_eth_xstats_name_off rte_stats_strings[] = {
 140         {"rx_packets", offsetof(struct rte_eth_stats, ipackets)},
 141         {"tx_packets", offsetof(struct rte_eth_stats, opackets)},
 142         {"rx_bytes", offsetof(struct rte_eth_stats, ibytes)},
 143         {"tx_bytes", offsetof(struct rte_eth_stats, obytes)},
 144         {"tx_errors", offsetof(struct rte_eth_stats, oerrors)},
 145         {"rx_errors", offsetof(struct rte_eth_stats, ierrors)},
 146         {"alloc_rx_buff_failed", offsetof(struct rte_eth_stats, rx_nombuf)},
 147 };
 148 #define RTE_NB_STATS (sizeof(rte_stats_strings) / sizeof(rte_stats_strings[0]))
 149
 150 static const struct rte_eth_xstats_name_off rte_rxq_stats_strings[] = {
 151         {"rx_packets", offsetof(struct rte_eth_stats, q_ipackets)},
 152         {"rx_bytes", offsetof(struct rte_eth_stats, q_ibytes)},
 153 };
 154 #define RTE_NB_RXQ_STATS (sizeof(rte_rxq_stats_strings) /       \
 155                 sizeof(rte_rxq_stats_strings[0]))
 156
 157 static const struct rte_eth_xstats_name_off rte_txq_stats_strings[] = {
 158         {"tx_packets", offsetof(struct rte_eth_stats, q_opackets)},
 159         {"tx_bytes", offsetof(struct rte_eth_stats, q_obytes)},
 160         {"tx_errors", offsetof(struct rte_eth_stats, q_errors)},
 161 };
 162 #define RTE_NB_TXQ_STATS (sizeof(rte_txq_stats_strings) /       \
 163                 sizeof(rte_txq_stats_strings[0]))
 164
 165
 166 /**
 167  * The user application callback description.
 168  *
 169  * It contains callback address to be registered by user application,
 170  * the pointer to the parameters for callback, and the event type.
 171  */
 172 struct rte_eth_dev_callback {
 173         TAILQ_ENTRY(rte_eth_dev_callback) next; /**< Callbacks list */
 174         rte_eth_dev_cb_fn cb_fn;                /**< Callback address */
 175         void *cb_arg;                           /**< Parameter for callback */
 176         enum rte_eth_event_type event;          /**< Interrupt event type */
 177         uint32_t active;                        /**< Callback is executing */
 178 };
 179
 180 enum {
 181         STAT_QMAP_TX = 0,
 182         STAT_QMAP_RX
 183 };
 184
 185 enum {
 186         DEV_DETACHED = 0,
 187         DEV_ATTACHED
 188 };
 189
 190 static void
 191 rte_eth_dev_data_alloc(void)
 192 {
 193         const unsigned flags = 0;
 194         const struct rte_memzone *mz;
 195
 196         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 197                 mz = rte_memzone_reserve(MZ_RTE_ETH_DEV_DATA,
 198                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data),
 199                                 rte_socket_id(), flags);
 200         } else
 201                 mz = rte_memzone_lookup(MZ_RTE_ETH_DEV_DATA);
 202         if (mz == NULL)
 203                 rte_panic("Cannot allocate memzone for ethernet port data\n");
 204
 205         rte_eth_dev_data = mz->addr;
 206         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 207                 memset(rte_eth_dev_data, 0,
 208                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data));
 209 }
 210
 211 struct rte_eth_dev *
 212 rte_eth_dev_allocated(const char *name)
 213 {
 214         unsigned i;
 215
 216         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 217                 if ((rte_eth_devices[i].attached == DEV_ATTACHED) &&
 218                     strcmp(rte_eth_devices[i].data->name, name) == 0)
 219                         return &rte_eth_devices[i];
 220         }
 221         return NULL;
 222 }
 223
 224 static uint8_t
 225 rte_eth_dev_find_free_port(void)
 226 {
 227         unsigned i;
 228
 229         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 230                 if (rte_eth_devices[i].attached == DEV_DETACHED)
 231                         return i;
 232         }
 233         return RTE_MAX_ETHPORTS;
 234 }
 235
 236 struct rte_eth_dev *
 237 rte_eth_dev_allocate(const char *name, enum rte_eth_dev_type type)
 238 {
 239         uint8_t port_id;
 240         struct rte_eth_dev *eth_dev;
 241
 242         port_id = rte_eth_dev_find_free_port();
 243         if (port_id == RTE_MAX_ETHPORTS) {
 244                 PMD_DEBUG_TRACE("Reached maximum number of Ethernet ports\n");
 245                 return NULL;
 246         }
 247
 248         if (rte_eth_dev_data == NULL)
 249                 rte_eth_dev_data_alloc();
 250
 251         if (rte_eth_dev_allocated(name) != NULL) {
 252                 PMD_DEBUG_TRACE("Ethernet Device with name %s already allocated!\n",
 253                                 name);
 254                 return NULL;
 255         }
 256
 257         eth_dev = &rte_eth_devices[port_id];
 258         eth_dev->data = &rte_eth_dev_data[port_id];
 259         snprintf(eth_dev->data->name, sizeof(eth_dev->data->name), "%s", name);
 260         eth_dev->data->port_id = port_id;
 261         eth_dev->attached = DEV_ATTACHED;
 262         eth_dev->dev_type = type;
 263         nb_ports++;
 264         return eth_dev;
 265 }
 266
 267 static int
 268 rte_eth_dev_create_unique_device_name(char *name, size_t size,
 269                 struct rte_pci_device *pci_dev)
 270 {
 271         int ret;
 272
 273         if ((name == NULL) || (pci_dev == NULL))
 274                 return -EINVAL;
 275
 276         ret = snprintf(name, size, "%d:%d.%d",
 277                         pci_dev->addr.bus, pci_dev->addr.devid,
 278                         pci_dev->addr.function);
 279         if (ret < 0)
 280                 return ret;
 281         return 0;
 282 }
 283
 284 int
 285 rte_eth_dev_release_port(struct rte_eth_dev *eth_dev)
 286 {
 287         if (eth_dev == NULL)
 288                 return -EINVAL;
 289
 290         eth_dev->attached = DEV_DETACHED;
 291         nb_ports--;
 292         return 0;
 293 }
 294
 295 static int
 296 rte_eth_dev_init(struct rte_pci_driver *pci_drv,
 297                  struct rte_pci_device *pci_dev)
 298 {
 299         struct eth_driver    *eth_drv;
 300         struct rte_eth_dev *eth_dev;
 301         char ethdev_name[RTE_ETH_NAME_MAX_LEN];
 302
 303         int diag;
 304
 305         eth_drv = (struct eth_driver *)pci_drv;
 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_allocate(ethdev_name, RTE_ETH_DEV_PCI);
 312         if (eth_dev == NULL)
 313                 return -ENOMEM;
 314
 315         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 316                 eth_dev->data->dev_private = rte_zmalloc("ethdev private structure",
 317                                   eth_drv->dev_private_size,
 318                                   RTE_CACHE_LINE_SIZE);
 319                 if (eth_dev->data->dev_private == NULL)
 320                         rte_panic("Cannot allocate memzone for private port data\n");
 321         }
 322         eth_dev->pci_dev = pci_dev;
 323         eth_dev->driver = eth_drv;
 324         eth_dev->data->rx_mbuf_alloc_failed = 0;
 325
 326         /* init user callbacks */
 327         TAILQ_INIT(&(eth_dev->link_intr_cbs));
 328
 329         /*
 330          * Set the default MTU.
 331          */
 332         eth_dev->data->mtu = ETHER_MTU;
 333
 334         /* Invoke PMD device initialization function */
 335         diag = (*eth_drv->eth_dev_init)(eth_dev);
 336         if (diag == 0)
 337                 return 0;
 338
 339         PMD_DEBUG_TRACE("driver %s: eth_dev_init(vendor_id=0x%u device_id=0x%x) failed\n",
 340                         pci_drv->name,
 341                         (unsigned) pci_dev->id.vendor_id,
 342                         (unsigned) pci_dev->id.device_id);
 343         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 344                 rte_free(eth_dev->data->dev_private);
 345         rte_eth_dev_release_port(eth_dev);
 346         return diag;
 347 }
 348
 349 static int
 350 rte_eth_dev_uninit(struct rte_pci_device *pci_dev)
 351 {
 352         const struct eth_driver *eth_drv;
 353         struct rte_eth_dev *eth_dev;
 354         char ethdev_name[RTE_ETH_NAME_MAX_LEN];
 355         int ret;
 356
 357         if (pci_dev == NULL)
 358                 return -EINVAL;
 359
 360         /* Create unique Ethernet device name using PCI address */
 361         rte_eth_dev_create_unique_device_name(ethdev_name,
 362                         sizeof(ethdev_name), pci_dev);
 363
 364         eth_dev = rte_eth_dev_allocated(ethdev_name);
 365         if (eth_dev == NULL)
 366                 return -ENODEV;
 367
 368         eth_drv = (const struct eth_driver *)pci_dev->driver;
 369
 370         /* Invoke PMD device uninit function */
 371         if (*eth_drv->eth_dev_uninit) {
 372                 ret = (*eth_drv->eth_dev_uninit)(eth_dev);
 373                 if (ret)
 374                         return ret;
 375         }
 376
 377         /* free ether device */
 378         rte_eth_dev_release_port(eth_dev);
 379
 380         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 381                 rte_free(eth_dev->data->dev_private);
 382
 383         eth_dev->pci_dev = NULL;
 384         eth_dev->driver = NULL;
 385         eth_dev->data = NULL;
 386
 387         return 0;
 388 }
 389
 390 /**
 391  * Register an Ethernet [Poll Mode] driver.
 392  *
 393  * Function invoked by the initialization function of an Ethernet driver
 394  * to simultaneously register itself as a PCI driver and as an Ethernet
 395  * Poll Mode Driver.
 396  * Invokes the rte_eal_pci_register() function to register the *pci_drv*
 397  * structure embedded in the *eth_drv* structure, after having stored the
 398  * address of the rte_eth_dev_init() function in the *devinit* field of
 399  * the *pci_drv* structure.
 400  * During the PCI probing phase, the rte_eth_dev_init() function is
 401  * invoked for each PCI [Ethernet device] matching the embedded PCI
 402  * identifiers provided by the driver.
 403  */
 404 void
 405 rte_eth_driver_register(struct eth_driver *eth_drv)
 406 {
 407         eth_drv->pci_drv.devinit = rte_eth_dev_init;
 408         eth_drv->pci_drv.devuninit = rte_eth_dev_uninit;
 409         rte_eal_pci_register(&eth_drv->pci_drv);
 410 }
 411
 412 int
 413 rte_eth_dev_is_valid_port(uint8_t port_id)
 414 {
 415         if (port_id >= RTE_MAX_ETHPORTS ||
 416             rte_eth_devices[port_id].attached != DEV_ATTACHED)
 417                 return 0;
 418         else
 419                 return 1;
 420 }
 421
 422 int
 423 rte_eth_dev_socket_id(uint8_t port_id)
 424 {
 425         if (!rte_eth_dev_is_valid_port(port_id))
 426                 return -1;
 427         return rte_eth_devices[port_id].pci_dev->numa_node;
 428 }
 429
 430 uint8_t
 431 rte_eth_dev_count(void)
 432 {
 433         return nb_ports;
 434 }
 435
 436 static enum rte_eth_dev_type
 437 rte_eth_dev_get_device_type(uint8_t port_id)
 438 {
 439         if (!rte_eth_dev_is_valid_port(port_id))
 440                 return RTE_ETH_DEV_UNKNOWN;
 441         return rte_eth_devices[port_id].dev_type;
 442 }
 443
 444 static int
 445 rte_eth_dev_save(struct rte_eth_dev *devs, size_t size)
 446 {
 447         if ((devs == NULL) ||
 448             (size != sizeof(struct rte_eth_dev) * RTE_MAX_ETHPORTS))
 449                 return -EINVAL;
 450
 451         /* save current rte_eth_devices */
 452         memcpy(devs, rte_eth_devices, size);
 453         return 0;
 454 }
 455
 456 static int
 457 rte_eth_dev_get_changed_port(struct rte_eth_dev *devs, uint8_t *port_id)
 458 {
 459         if ((devs == NULL) || (port_id == NULL))
 460                 return -EINVAL;
 461
 462         /* check which port was attached or detached */
 463         for (*port_id = 0; *port_id < RTE_MAX_ETHPORTS; (*port_id)++, devs++) {
 464                 if (rte_eth_devices[*port_id].attached ^ devs->attached)
 465                         return 0;
 466         }
 467         return -ENODEV;
 468 }
 469
 470 static int
 471 rte_eth_dev_get_addr_by_port(uint8_t port_id, struct rte_pci_addr *addr)
 472 {
 473         VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 474
 475         if (addr == NULL) {
 476                 PMD_DEBUG_TRACE("Null pointer is specified\n");
 477                 return -EINVAL;
 478         }
 479
 480         *addr = rte_eth_devices[port_id].pci_dev->addr;
 481         return 0;
 482 }
 483
 484 static int
 485 rte_eth_dev_get_name_by_port(uint8_t port_id, char *name)
 486 {
 487         char *tmp;
 488
 489         VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 490
 491         if (name == NULL) {
 492                 PMD_DEBUG_TRACE("Null pointer is specified\n");
 493                 return -EINVAL;
 494         }
 495
 496         /* shouldn't check 'rte_eth_devices[i].data',
 497          * because it might be overwritten by VDEV PMD */
 498         tmp = rte_eth_dev_data[port_id].name;
 499         strcpy(name, tmp);
 500         return 0;
 501 }
 502
 503 static int
 504 rte_eth_dev_is_detachable(uint8_t port_id)
 505 {
 506         uint32_t drv_flags;
 507
 508         if (!rte_eth_dev_is_valid_port(port_id)) {
 509                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 510                 return -EINVAL;
 511         }
 512
 513         if (rte_eth_devices[port_id].dev_type == RTE_ETH_DEV_PCI) {
 514                 switch (rte_eth_devices[port_id].pci_dev->kdrv) {
 515                 case RTE_KDRV_IGB_UIO:
 516                 case RTE_KDRV_UIO_GENERIC:
 517                 case RTE_KDRV_NIC_UIO:
 518                         break;
 519                 case RTE_KDRV_VFIO:
 520                 default:
 521                         return -ENOTSUP;
 522                 }
 523         }
 524
 525         drv_flags = rte_eth_devices[port_id].driver->pci_drv.drv_flags;
 526         return !(drv_flags & RTE_PCI_DRV_DETACHABLE);
 527 }
 528
 529 /* attach the new physical device, then store port_id of the device */
 530 static int
 531 rte_eth_dev_attach_pdev(struct rte_pci_addr *addr, uint8_t *port_id)
 532 {
 533         uint8_t new_port_id;
 534         struct rte_eth_dev devs[RTE_MAX_ETHPORTS];
 535
 536         if ((addr == NULL) || (port_id == NULL))
 537                 goto err;
 538
 539         /* save current port status */
 540         if (rte_eth_dev_save(devs, sizeof(devs)))
 541                 goto err;
 542         /* re-construct pci_device_list */
 543         if (rte_eal_pci_scan())
 544                 goto err;
 545         /* invoke probe func of the driver can handle the new device.
 546          * TODO:
 547          * rte_eal_pci_probe_one() should return port_id.
 548          * And rte_eth_dev_save() and rte_eth_dev_get_changed_port()
 549          * should be removed. */
 550         if (rte_eal_pci_probe_one(addr))
 551                 goto err;
 552         /* get port_id enabled by above procedures */
 553         if (rte_eth_dev_get_changed_port(devs, &new_port_id))
 554                 goto err;
 555
 556         *port_id = new_port_id;
 557         return 0;
 558 err:
 559         RTE_LOG(ERR, EAL, "Driver, cannot attach the device\n");
 560         return -1;
 561 }
 562
 563 /* detach the new physical device, then store pci_addr of the device */
 564 static int
 565 rte_eth_dev_detach_pdev(uint8_t port_id, struct rte_pci_addr *addr)
 566 {
 567         struct rte_pci_addr freed_addr;
 568         struct rte_pci_addr vp;
 569
 570         if (addr == NULL)
 571                 goto err;
 572
 573         /* check whether the driver supports detach feature, or not */
 574         if (rte_eth_dev_is_detachable(port_id))
 575                 goto err;
 576
 577         /* get pci address by port id */
 578         if (rte_eth_dev_get_addr_by_port(port_id, &freed_addr))
 579                 goto err;
 580
 581         /* Zeroed pci addr means the port comes from virtual device */
 582         vp.domain = vp.bus = vp.devid = vp.function = 0;
 583         if (rte_eal_compare_pci_addr(&vp, &freed_addr) == 0)
 584                 goto err;
 585
 586         /* invoke devuninit func of the pci driver,
 587          * also remove the device from pci_device_list */
 588         if (rte_eal_pci_detach(&freed_addr))
 589                 goto err;
 590
 591         *addr = freed_addr;
 592         return 0;
 593 err:
 594         RTE_LOG(ERR, EAL, "Driver, cannot detach the device\n");
 595         return -1;
 596 }
 597
 598 /* attach the new virtual device, then store port_id of the device */
 599 static int
 600 rte_eth_dev_attach_vdev(const char *vdevargs, uint8_t *port_id)
 601 {
 602         char *name = NULL, *args = NULL;
 603         uint8_t new_port_id;
 604         struct rte_eth_dev devs[RTE_MAX_ETHPORTS];
 605         int ret = -1;
 606
 607         if ((vdevargs == NULL) || (port_id == NULL))
 608                 goto end;
 609
 610         /* parse vdevargs, then retrieve device name and args */
 611         if (rte_eal_parse_devargs_str(vdevargs, &name, &args))
 612                 goto end;
 613
 614         /* save current port status */
 615         if (rte_eth_dev_save(devs, sizeof(devs)))
 616                 goto end;
 617         /* walk around dev_driver_list to find the driver of the device,
 618          * then invoke probe function o the driver.
 619          * TODO:
 620          * rte_eal_vdev_init() should return port_id,
 621          * And rte_eth_dev_save() and rte_eth_dev_get_changed_port()
 622          * should be removed. */
 623         if (rte_eal_vdev_init(name, args))
 624                 goto end;
 625         /* get port_id enabled by above procedures */
 626         if (rte_eth_dev_get_changed_port(devs, &new_port_id))
 627                 goto end;
 628         ret = 0;
 629         *port_id = new_port_id;
 630 end:
 631         if (name)
 632                 free(name);
 633         if (args)
 634                 free(args);
 635
 636         if (ret < 0)
 637                 RTE_LOG(ERR, EAL, "Driver, cannot attach the device\n");
 638         return ret;
 639 }
 640
 641 /* detach the new virtual device, then store the name of the device */
 642 static int
 643 rte_eth_dev_detach_vdev(uint8_t port_id, char *vdevname)
 644 {
 645         char name[RTE_ETH_NAME_MAX_LEN];
 646
 647         if (vdevname == NULL)
 648                 goto err;
 649
 650         /* check whether the driver supports detach feature, or not */
 651         if (rte_eth_dev_is_detachable(port_id))
 652                 goto err;
 653
 654         /* get device name by port id */
 655         if (rte_eth_dev_get_name_by_port(port_id, name))
 656                 goto err;
 657         /* walk around dev_driver_list to find the driver of the device,
 658          * then invoke uninit function of the driver */
 659         if (rte_eal_vdev_uninit(name))
 660                 goto err;
 661
 662         strncpy(vdevname, name, sizeof(name));
 663         return 0;
 664 err:
 665         RTE_LOG(ERR, EAL, "Driver, cannot detach the device\n");
 666         return -1;
 667 }
 668
 669 /* attach the new device, then store port_id of the device */
 670 int
 671 rte_eth_dev_attach(const char *devargs, uint8_t *port_id)
 672 {
 673         struct rte_pci_addr addr;
 674
 675         if ((devargs == NULL) || (port_id == NULL))
 676                 return -EINVAL;
 677
 678         if (eal_parse_pci_DomBDF(devargs, &addr) == 0)
 679                 return rte_eth_dev_attach_pdev(&addr, port_id);
 680         else
 681                 return rte_eth_dev_attach_vdev(devargs, port_id);
 682 }
 683
 684 /* detach the device, then store the name of the device */
 685 int
 686 rte_eth_dev_detach(uint8_t port_id, char *name)
 687 {
 688         struct rte_pci_addr addr;
 689         int ret;
 690
 691         if (name == NULL)
 692                 return -EINVAL;
 693
 694         if (rte_eth_dev_get_device_type(port_id) == RTE_ETH_DEV_PCI) {
 695                 ret = rte_eth_dev_get_addr_by_port(port_id, &addr);
 696                 if (ret < 0)
 697                         return ret;
 698
 699                 ret = rte_eth_dev_detach_pdev(port_id, &addr);
 700                 if (ret == 0)
 701                         snprintf(name, RTE_ETH_NAME_MAX_LEN,
 702                                 "%04x:%02x:%02x.%d",
 703                                 addr.domain, addr.bus,
 704                                 addr.devid, addr.function);
 705
 706                 return ret;
 707         } else
 708                 return rte_eth_dev_detach_vdev(port_id, name);
 709 }
 710
 711 static int
 712 rte_eth_dev_rx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 713 {
 714         uint16_t old_nb_queues = dev->data->nb_rx_queues;
 715         void **rxq;
 716         unsigned i;
 717
 718         if (dev->data->rx_queues == NULL) { /* first time configuration */
 719                 dev->data->rx_queues = rte_zmalloc("ethdev->rx_queues",
 720                                 sizeof(dev->data->rx_queues[0]) * nb_queues,
 721                                 RTE_CACHE_LINE_SIZE);
 722                 if (dev->data->rx_queues == NULL) {
 723                         dev->data->nb_rx_queues = 0;
 724                         return -(ENOMEM);
 725                 }
 726         } else { /* re-configure */
 727                 FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 728
 729                 rxq = dev->data->rx_queues;
 730
 731                 for (i = nb_queues; i < old_nb_queues; i++)
 732                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 733                 rxq = rte_realloc(rxq, sizeof(rxq[0]) * nb_queues,
 734                                 RTE_CACHE_LINE_SIZE);
 735                 if (rxq == NULL)
 736                         return -(ENOMEM);
 737                 if (nb_queues > old_nb_queues) {
 738                         uint16_t new_qs = nb_queues - old_nb_queues;
 739
 740                         memset(rxq + old_nb_queues, 0,
 741                                 sizeof(rxq[0]) * new_qs);
 742                 }
 743
 744                 dev->data->rx_queues = rxq;
 745
 746         }
 747         dev->data->nb_rx_queues = nb_queues;
 748         return 0;
 749 }
 750
 751 int
 752 rte_eth_dev_rx_queue_start(uint8_t port_id, uint16_t rx_queue_id)
 753 {
 754         struct rte_eth_dev *dev;
 755
 756         /* This function is only safe when called from the primary process
 757          * in a multi-process setup*/
 758         PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
 759
 760         VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 761
 762         dev = &rte_eth_devices[port_id];
 763         if (rx_queue_id >= dev->data->nb_rx_queues) {
 764                 PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 765                 return -EINVAL;
 766         }
 767
 768         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_start, -ENOTSUP);
 769
 770         return dev->dev_ops->rx_queue_start(dev, rx_queue_id);
 771
 772 }
 773
 774 int
 775 rte_eth_dev_rx_queue_stop(uint8_t port_id, uint16_t rx_queue_id)
 776 {
 777         struct rte_eth_dev *dev;
 778
 779         /* This function is only safe when called from the primary process
 780          * in a multi-process setup*/
 781         PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
 782
 783         VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 784
 785         dev = &rte_eth_devices[port_id];
 786         if (rx_queue_id >= dev->data->nb_rx_queues) {
 787                 PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 788                 return -EINVAL;
 789         }
 790
 791         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_stop, -ENOTSUP);
 792
 793         return dev->dev_ops->rx_queue_stop(dev, rx_queue_id);
 794
 795 }
 796
 797 int
 798 rte_eth_dev_tx_queue_start(uint8_t port_id, uint16_t tx_queue_id)
 799 {
 800         struct rte_eth_dev *dev;
 801
 802         /* This function is only safe when called from the primary process
 803          * in a multi-process setup*/
 804         PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
 805
 806         VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 807
 808         dev = &rte_eth_devices[port_id];
 809         if (tx_queue_id >= dev->data->nb_tx_queues) {
 810                 PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 811                 return -EINVAL;
 812         }
 813
 814         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_start, -ENOTSUP);
 815
 816         return dev->dev_ops->tx_queue_start(dev, tx_queue_id);
 817
 818 }
 819
 820 int
 821 rte_eth_dev_tx_queue_stop(uint8_t port_id, uint16_t tx_queue_id)
 822 {
 823         struct rte_eth_dev *dev;
 824
 825         /* This function is only safe when called from the primary process
 826          * in a multi-process setup*/
 827         PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
 828
 829         VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 830
 831         dev = &rte_eth_devices[port_id];
 832         if (tx_queue_id >= dev->data->nb_tx_queues) {
 833                 PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 834                 return -EINVAL;
 835         }
 836
 837         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_stop, -ENOTSUP);
 838
 839         return dev->dev_ops->tx_queue_stop(dev, tx_queue_id);
 840
 841 }
 842
 843 static int
 844 rte_eth_dev_tx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 845 {
 846         uint16_t old_nb_queues = dev->data->nb_tx_queues;
 847         void **txq;
 848         unsigned i;
 849
 850         if (dev->data->tx_queues == NULL) { /* first time configuration */
 851                 dev->data->tx_queues = rte_zmalloc("ethdev->tx_queues",
 852                                                    sizeof(dev->data->tx_queues[0]) * nb_queues,
 853                                                    RTE_CACHE_LINE_SIZE);
 854                 if (dev->data->tx_queues == NULL) {
 855                         dev->data->nb_tx_queues = 0;
 856                         return -(ENOMEM);
 857                 }
 858         } else { /* re-configure */
 859                 FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 860
 861                 txq = dev->data->tx_queues;
 862
 863                 for (i = nb_queues; i < old_nb_queues; i++)
 864                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 865                 txq = rte_realloc(txq, sizeof(txq[0]) * nb_queues,
 866                                   RTE_CACHE_LINE_SIZE);
 867                 if (txq == NULL)
 868                         return -ENOMEM;
 869                 if (nb_queues > old_nb_queues) {
 870                         uint16_t new_qs = nb_queues - old_nb_queues;
 871
 872                         memset(txq + old_nb_queues, 0,
 873                                sizeof(txq[0]) * new_qs);
 874                 }
 875
 876                 dev->data->tx_queues = txq;
 877
 878         }
 879         dev->data->nb_tx_queues = nb_queues;
 880         return 0;
 881 }
 882
 883 int
 884 rte_eth_dev_configure(uint8_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 885                       const struct rte_eth_conf *dev_conf)
 886 {
 887         struct rte_eth_dev *dev;
 888         struct rte_eth_dev_info dev_info;
 889         int diag;
 890
 891         /* This function is only safe when called from the primary process
 892          * in a multi-process setup*/
 893         PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
 894
 895         VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 896
 897         if (nb_rx_q > RTE_MAX_QUEUES_PER_PORT) {
 898                 PMD_DEBUG_TRACE(
 899                         "Number of RX queues requested (%u) is greater than max supported(%d)\n",
 900                         nb_rx_q, RTE_MAX_QUEUES_PER_PORT);
 901                 return -EINVAL;
 902         }
 903
 904         if (nb_tx_q > RTE_MAX_QUEUES_PER_PORT) {
 905                 PMD_DEBUG_TRACE(
 906                         "Number of TX queues requested (%u) is greater than max supported(%d)\n",
 907                         nb_tx_q, RTE_MAX_QUEUES_PER_PORT);
 908                 return -EINVAL;
 909         }
 910
 911         dev = &rte_eth_devices[port_id];
 912
 913         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
 914         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
 915
 916         if (dev->data->dev_started) {
 917                 PMD_DEBUG_TRACE(
 918                     "port %d must be stopped to allow configuration\n", port_id);
 919                 return -EBUSY;
 920         }
 921
 922         /*
 923          * Check that the numbers of RX and TX queues are not greater
 924          * than the maximum number of RX and TX queues supported by the
 925          * configured device.
 926          */
 927         (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
 928         if (nb_rx_q > dev_info.max_rx_queues) {
 929                 PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_queues=%d > %d\n",
 930                                 port_id, nb_rx_q, dev_info.max_rx_queues);
 931                 return -EINVAL;
 932         }
 933         if (nb_rx_q == 0) {
 934                 PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_q == 0\n", port_id);
 935                 return -EINVAL;
 936         }
 937
 938         if (nb_tx_q > dev_info.max_tx_queues) {
 939                 PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_queues=%d > %d\n",
 940                                 port_id, nb_tx_q, dev_info.max_tx_queues);
 941                 return -EINVAL;
 942         }
 943         if (nb_tx_q == 0) {
 944                 PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_q == 0\n", port_id);
 945                 return -EINVAL;
 946         }
 947
 948         /* Copy the dev_conf parameter into the dev structure */
 949         memcpy(&dev->data->dev_conf, dev_conf, sizeof(dev->data->dev_conf));
 950
 951         /*
 952          * If link state interrupt is enabled, check that the
 953          * device supports it.
 954          */
 955         if (dev_conf->intr_conf.lsc == 1) {
 956                 const struct rte_pci_driver *pci_drv = &dev->driver->pci_drv;
 957
 958                 if (!(pci_drv->drv_flags & RTE_PCI_DRV_INTR_LSC)) {
 959                         PMD_DEBUG_TRACE("driver %s does not support lsc\n",
 960                                         pci_drv->name);
 961                         return -EINVAL;
 962                 }
 963         }
 964
 965         /*
 966          * If jumbo frames are enabled, check that the maximum RX packet
 967          * length is supported by the configured device.
 968          */
 969         if (dev_conf->rxmode.jumbo_frame == 1) {
 970                 if (dev_conf->rxmode.max_rx_pkt_len >
 971                     dev_info.max_rx_pktlen) {
 972                         PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 973                                 " > max valid value %u\n",
 974                                 port_id,
 975                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 976                                 (unsigned)dev_info.max_rx_pktlen);
 977                         return -EINVAL;
 978                 } else if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN) {
 979                         PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 980                                 " < min valid value %u\n",
 981                                 port_id,
 982                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 983                                 (unsigned)ETHER_MIN_LEN);
 984                         return -EINVAL;
 985                 }
 986         } else {
 987                 if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN ||
 988                         dev_conf->rxmode.max_rx_pkt_len > ETHER_MAX_LEN)
 989                         /* Use default value */
 990                         dev->data->dev_conf.rxmode.max_rx_pkt_len =
 991                                                         ETHER_MAX_LEN;
 992         }
 993
 994         /*
 995          * Setup new number of RX/TX queues and reconfigure device.
 996          */
 997         diag = rte_eth_dev_rx_queue_config(dev, nb_rx_q);
 998         if (diag != 0) {
 999                 PMD_DEBUG_TRACE("port%d rte_eth_dev_rx_queue_config = %d\n",
1000                                 port_id, diag);
1001                 return diag;
1002         }
1003
1004         diag = rte_eth_dev_tx_queue_config(dev, nb_tx_q);
1005         if (diag != 0) {
1006                 PMD_DEBUG_TRACE("port%d rte_eth_dev_tx_queue_config = %d\n",
1007                                 port_id, diag);
1008                 rte_eth_dev_rx_queue_config(dev, 0);
1009                 return diag;
1010         }
1011
1012         diag = (*dev->dev_ops->dev_configure)(dev);
1013         if (diag != 0) {
1014                 PMD_DEBUG_TRACE("port%d dev_configure = %d\n",
1015                                 port_id, diag);
1016                 rte_eth_dev_rx_queue_config(dev, 0);
1017                 rte_eth_dev_tx_queue_config(dev, 0);
1018                 return diag;
1019         }
1020
1021         return 0;
1022 }
1023
1024 static void
1025 rte_eth_dev_config_restore(uint8_t port_id)
1026 {
1027         struct rte_eth_dev *dev;
1028         struct rte_eth_dev_info dev_info;
1029         struct ether_addr addr;
1030         uint16_t i;
1031         uint32_t pool = 0;
1032
1033         dev = &rte_eth_devices[port_id];
1034
1035         rte_eth_dev_info_get(port_id, &dev_info);
1036
1037         if (RTE_ETH_DEV_SRIOV(dev).active)
1038                 pool = RTE_ETH_DEV_SRIOV(dev).def_vmdq_idx;
1039
1040         /* replay MAC address configuration */
1041         for (i = 0; i < dev_info.max_mac_addrs; i++) {
1042                 addr = dev->data->mac_addrs[i];
1043
1044                 /* skip zero address */
1045                 if (is_zero_ether_addr(&addr))
1046                         continue;
1047
1048                 /* add address to the hardware */
1049                 if  (*dev->dev_ops->mac_addr_add &&
1050                         (dev->data->mac_pool_sel[i] & (1ULL << pool)))
1051                         (*dev->dev_ops->mac_addr_add)(dev, &addr, i, pool);
1052                 else {
1053                         PMD_DEBUG_TRACE("port %d: MAC address array not supported\n",
1054                                         port_id);
1055                         /* exit the loop but not return an error */
1056                         break;
1057                 }
1058         }
1059
1060         /* replay promiscuous configuration */
1061         if (rte_eth_promiscuous_get(port_id) == 1)
1062                 rte_eth_promiscuous_enable(port_id);
1063         else if (rte_eth_promiscuous_get(port_id) == 0)
1064                 rte_eth_promiscuous_disable(port_id);
1065
1066         /* replay all multicast configuration */
1067         if (rte_eth_allmulticast_get(port_id) == 1)
1068                 rte_eth_allmulticast_enable(port_id);
1069         else if (rte_eth_allmulticast_get(port_id) == 0)
1070                 rte_eth_allmulticast_disable(port_id);
1071 }
1072
1073 int
1074 rte_eth_dev_start(uint8_t port_id)
1075 {
1076         struct rte_eth_dev *dev;
1077         int diag;
1078
1079         /* This function is only safe when called from the primary process
1080          * in a multi-process setup*/
1081         PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
1082
1083         VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1084
1085         dev = &rte_eth_devices[port_id];
1086
1087         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
1088
1089         if (dev->data->dev_started != 0) {
1090                 PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
1091                         " already started\n",
1092                         port_id);
1093                 return 0;
1094         }
1095
1096         diag = (*dev->dev_ops->dev_start)(dev);
1097         if (diag == 0)
1098                 dev->data->dev_started = 1;
1099         else
1100                 return diag;
1101
1102         rte_eth_dev_config_restore(port_id);
1103
1104         if (dev->data->dev_conf.intr_conf.lsc != 0) {
1105                 FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
1106                 (*dev->dev_ops->link_update)(dev, 0);
1107         }
1108         return 0;
1109 }
1110
1111 void
1112 rte_eth_dev_stop(uint8_t port_id)
1113 {
1114         struct rte_eth_dev *dev;
1115
1116         /* This function is only safe when called from the primary process
1117          * in a multi-process setup*/
1118         PROC_PRIMARY_OR_RET();
1119
1120         VALID_PORTID_OR_RET(port_id);
1121         dev = &rte_eth_devices[port_id];
1122
1123         FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
1124
1125         if (dev->data->dev_started == 0) {
1126                 PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
1127                         " already stopped\n",
1128                         port_id);
1129                 return;
1130         }
1131
1132         dev->data->dev_started = 0;
1133         (*dev->dev_ops->dev_stop)(dev);
1134 }
1135
1136 int
1137 rte_eth_dev_set_link_up(uint8_t port_id)
1138 {
1139         struct rte_eth_dev *dev;
1140
1141         /* This function is only safe when called from the primary process
1142          * in a multi-process setup*/
1143         PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
1144
1145         VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1146
1147         dev = &rte_eth_devices[port_id];
1148
1149         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_up, -ENOTSUP);
1150         return (*dev->dev_ops->dev_set_link_up)(dev);
1151 }
1152
1153 int
1154 rte_eth_dev_set_link_down(uint8_t port_id)
1155 {
1156         struct rte_eth_dev *dev;
1157
1158         /* This function is only safe when called from the primary process
1159          * in a multi-process setup*/
1160         PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
1161
1162         VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1163
1164         dev = &rte_eth_devices[port_id];
1165
1166         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_down, -ENOTSUP);
1167         return (*dev->dev_ops->dev_set_link_down)(dev);
1168 }
1169
1170 void
1171 rte_eth_dev_close(uint8_t port_id)
1172 {
1173         struct rte_eth_dev *dev;
1174
1175         /* This function is only safe when called from the primary process
1176          * in a multi-process setup*/
1177         PROC_PRIMARY_OR_RET();
1178
1179         VALID_PORTID_OR_RET(port_id);
1180         dev = &rte_eth_devices[port_id];
1181
1182         FUNC_PTR_OR_RET(*dev->dev_ops->dev_close);
1183         dev->data->dev_started = 0;
1184         (*dev->dev_ops->dev_close)(dev);
1185
1186         rte_free(dev->data->rx_queues);
1187         dev->data->rx_queues = NULL;
1188         rte_free(dev->data->tx_queues);
1189         dev->data->tx_queues = NULL;
1190 }
1191
1192 int
1193 rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id,
1194                        uint16_t nb_rx_desc, unsigned int socket_id,
1195                        const struct rte_eth_rxconf *rx_conf,
1196                        struct rte_mempool *mp)
1197 {
1198         int ret;
1199         uint32_t mbp_buf_size;
1200         struct rte_eth_dev *dev;
1201         struct rte_eth_dev_info dev_info;
1202
1203         /* This function is only safe when called from the primary process
1204          * in a multi-process setup*/
1205         PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
1206
1207         VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1208
1209         dev = &rte_eth_devices[port_id];
1210         if (rx_queue_id >= dev->data->nb_rx_queues) {
1211                 PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
1212                 return -EINVAL;
1213         }
1214
1215         if (dev->data->dev_started) {
1216                 PMD_DEBUG_TRACE(
1217                     "port %d must be stopped to allow configuration\n", port_id);
1218                 return -EBUSY;
1219         }
1220
1221         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1222         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
1223
1224         /*
1225          * Check the size of the mbuf data buffer.
1226          * This value must be provided in the private data of the memory pool.
1227          * First check that the memory pool has a valid private data.
1228          */
1229         rte_eth_dev_info_get(port_id, &dev_info);
1230         if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
1231                 PMD_DEBUG_TRACE("%s private_data_size %d < %d\n",
1232                                 mp->name, (int) mp->private_data_size,
1233                                 (int) sizeof(struct rte_pktmbuf_pool_private));
1234                 return -ENOSPC;
1235         }
1236         mbp_buf_size = rte_pktmbuf_data_room_size(mp);
1237
1238         if ((mbp_buf_size - RTE_PKTMBUF_HEADROOM) < dev_info.min_rx_bufsize) {
1239                 PMD_DEBUG_TRACE("%s mbuf_data_room_size %d < %d "
1240                                 "(RTE_PKTMBUF_HEADROOM=%d + min_rx_bufsize(dev)"
1241                                 "=%d)\n",
1242                                 mp->name,
1243                                 (int)mbp_buf_size,
1244                                 (int)(RTE_PKTMBUF_HEADROOM +
1245                                       dev_info.min_rx_bufsize),
1246                                 (int)RTE_PKTMBUF_HEADROOM,
1247                                 (int)dev_info.min_rx_bufsize);
1248                 return -EINVAL;
1249         }
1250
1251         if (nb_rx_desc > dev_info.rx_desc_lim.nb_max ||
1252                         nb_rx_desc < dev_info.rx_desc_lim.nb_min ||
1253                         nb_rx_desc % dev_info.rx_desc_lim.nb_align != 0) {
1254
1255                 PMD_DEBUG_TRACE("Invalid value for nb_rx_desc(=%hu), "
1256                         "should be: <= %hu, = %hu, and a product of %hu\n",
1257                         nb_rx_desc,
1258                         dev_info.rx_desc_lim.nb_max,
1259                         dev_info.rx_desc_lim.nb_min,
1260                         dev_info.rx_desc_lim.nb_align);
1261                 return -EINVAL;
1262         }
1263
1264         if (rx_conf == NULL)
1265                 rx_conf = &dev_info.default_rxconf;
1266
1267         ret = (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
1268                                               socket_id, rx_conf, mp);
1269         if (!ret) {
1270                 if (!dev->data->min_rx_buf_size ||
1271                     dev->data->min_rx_buf_size > mbp_buf_size)
1272                         dev->data->min_rx_buf_size = mbp_buf_size;
1273         }
1274
1275         return ret;
1276 }
1277
1278 int
1279 rte_eth_tx_queue_setup(uint8_t port_id, uint16_t tx_queue_id,
1280                        uint16_t nb_tx_desc, unsigned int socket_id,
1281                        const struct rte_eth_txconf *tx_conf)
1282 {
1283         struct rte_eth_dev *dev;
1284         struct rte_eth_dev_info dev_info;
1285
1286         /* This function is only safe when called from the primary process
1287          * in a multi-process setup*/
1288         PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
1289
1290         VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1291
1292         dev = &rte_eth_devices[port_id];
1293         if (tx_queue_id >= dev->data->nb_tx_queues) {
1294                 PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
1295                 return -EINVAL;
1296         }
1297
1298         if (dev->data->dev_started) {
1299                 PMD_DEBUG_TRACE(
1300                     "port %d must be stopped to allow configuration\n", port_id);
1301                 return -EBUSY;
1302         }
1303
1304         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1305         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
1306
1307         rte_eth_dev_info_get(port_id, &dev_info);
1308
1309         if (tx_conf == NULL)
1310                 tx_conf = &dev_info.default_txconf;
1311
1312         return (*dev->dev_ops->tx_queue_setup)(dev, tx_queue_id, nb_tx_desc,
1313                                                socket_id, tx_conf);
1314 }
1315
1316 void
1317 rte_eth_promiscuous_enable(uint8_t port_id)
1318 {
1319         struct rte_eth_dev *dev;
1320
1321         VALID_PORTID_OR_RET(port_id);
1322         dev = &rte_eth_devices[port_id];
1323
1324         FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_enable);
1325         (*dev->dev_ops->promiscuous_enable)(dev);
1326         dev->data->promiscuous = 1;
1327 }
1328
1329 void
1330 rte_eth_promiscuous_disable(uint8_t port_id)
1331 {
1332         struct rte_eth_dev *dev;
1333
1334         VALID_PORTID_OR_RET(port_id);
1335         dev = &rte_eth_devices[port_id];
1336
1337         FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_disable);
1338         dev->data->promiscuous = 0;
1339         (*dev->dev_ops->promiscuous_disable)(dev);
1340 }
1341
1342 int
1343 rte_eth_promiscuous_get(uint8_t port_id)
1344 {
1345         struct rte_eth_dev *dev;
1346
1347         VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1348
1349         dev = &rte_eth_devices[port_id];
1350         return dev->data->promiscuous;
1351 }
1352
1353 void
1354 rte_eth_allmulticast_enable(uint8_t port_id)
1355 {
1356         struct rte_eth_dev *dev;
1357
1358         VALID_PORTID_OR_RET(port_id);
1359         dev = &rte_eth_devices[port_id];
1360
1361         FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_enable);
1362         (*dev->dev_ops->allmulticast_enable)(dev);
1363         dev->data->all_multicast = 1;
1364 }
1365
1366 void
1367 rte_eth_allmulticast_disable(uint8_t port_id)
1368 {
1369         struct rte_eth_dev *dev;
1370
1371         VALID_PORTID_OR_RET(port_id);
1372         dev = &rte_eth_devices[port_id];
1373
1374         FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_disable);
1375         dev->data->all_multicast = 0;
1376         (*dev->dev_ops->allmulticast_disable)(dev);
1377 }
1378
1379 int
1380 rte_eth_allmulticast_get(uint8_t port_id)
1381 {
1382         struct rte_eth_dev *dev;
1383
1384         VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1385
1386         dev = &rte_eth_devices[port_id];
1387         return dev->data->all_multicast;
1388 }
1389
1390 static inline int
1391 rte_eth_dev_atomic_read_link_status(struct rte_eth_dev *dev,
1392                                 struct rte_eth_link *link)
1393 {
1394         struct rte_eth_link *dst = link;
1395         struct rte_eth_link *src = &(dev->data->dev_link);
1396
1397         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
1398                                         *(uint64_t *)src) == 0)
1399                 return -1;
1400
1401         return 0;
1402 }
1403
1404 void
1405 rte_eth_link_get(uint8_t port_id, struct rte_eth_link *eth_link)
1406 {
1407         struct rte_eth_dev *dev;
1408
1409         VALID_PORTID_OR_RET(port_id);
1410         dev = &rte_eth_devices[port_id];
1411
1412         if (dev->data->dev_conf.intr_conf.lsc != 0)
1413                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1414         else {
1415                 FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1416                 (*dev->dev_ops->link_update)(dev, 1);
1417                 *eth_link = dev->data->dev_link;
1418         }
1419 }
1420
1421 void
1422 rte_eth_link_get_nowait(uint8_t port_id, struct rte_eth_link *eth_link)
1423 {
1424         struct rte_eth_dev *dev;
1425
1426         VALID_PORTID_OR_RET(port_id);
1427         dev = &rte_eth_devices[port_id];
1428
1429         if (dev->data->dev_conf.intr_conf.lsc != 0)
1430                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1431         else {
1432                 FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1433                 (*dev->dev_ops->link_update)(dev, 0);
1434                 *eth_link = dev->data->dev_link;
1435         }
1436 }
1437
1438 int
1439 rte_eth_stats_get(uint8_t port_id, struct rte_eth_stats *stats)
1440 {
1441         struct rte_eth_dev *dev;
1442
1443         VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1444
1445         dev = &rte_eth_devices[port_id];
1446         memset(stats, 0, sizeof(*stats));
1447
1448         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
1449         (*dev->dev_ops->stats_get)(dev, stats);
1450         stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
1451         return 0;
1452 }
1453
1454 void
1455 rte_eth_stats_reset(uint8_t port_id)
1456 {
1457         struct rte_eth_dev *dev;
1458
1459         VALID_PORTID_OR_RET(port_id);
1460         dev = &rte_eth_devices[port_id];
1461
1462         FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
1463         (*dev->dev_ops->stats_reset)(dev);
1464 }
1465
1466 /* retrieve ethdev extended statistics */
1467 int
1468 rte_eth_xstats_get(uint8_t port_id, struct rte_eth_xstats *xstats,
1469         unsigned n)
1470 {
1471         struct rte_eth_stats eth_stats;
1472         struct rte_eth_dev *dev;
1473         unsigned count = 0, i, q;
1474         signed xcount = 0;
1475         uint64_t val, *stats_ptr;
1476
1477         VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1478
1479         dev = &rte_eth_devices[port_id];
1480
1481         /* Return generic statistics */
1482         count = RTE_NB_STATS;
1483         count += dev->data->nb_rx_queues * RTE_NB_RXQ_STATS;
1484         count += dev->data->nb_tx_queues * RTE_NB_TXQ_STATS;
1485
1486         /* implemented by the driver */
1487         if (dev->dev_ops->xstats_get != NULL) {
1488                 /* Retrieve the xstats from the driver at the end of the
1489                  * xstats struct.
1490                  */
1491                 xcount = (*dev->dev_ops->xstats_get)(dev, &xstats[count],
1492                          (n > count) ? n - count : 0);
1493
1494                 if (xcount < 0)
1495                         return xcount;
1496         }
1497
1498         if (n < count + xcount)
1499                 return count + xcount;
1500
1501         /* now fill the xstats structure */
1502         count = 0;
1503         rte_eth_stats_get(port_id, &eth_stats);
1504
1505         /* global stats */
1506         for (i = 0; i < RTE_NB_STATS; i++) {
1507                 stats_ptr = RTE_PTR_ADD(&eth_stats,
1508                                         rte_stats_strings[i].offset);
1509                 val = *stats_ptr;
1510                 snprintf(xstats[count].name, sizeof(xstats[count].name),
1511                         "%s", rte_stats_strings[i].name);
1512                 xstats[count++].value = val;
1513         }
1514
1515         /* per-rxq stats */
1516         for (q = 0; q < dev->data->nb_rx_queues; q++) {
1517                 for (i = 0; i < RTE_NB_RXQ_STATS; i++) {
1518                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1519                                         rte_rxq_stats_strings[i].offset +
1520                                         q * sizeof(uint64_t));
1521                         val = *stats_ptr;
1522                         snprintf(xstats[count].name, sizeof(xstats[count].name),
1523                                 "rx_queue_%u_%s", q,
1524                                 rte_rxq_stats_strings[i].name);
1525                         xstats[count++].value = val;
1526                 }
1527         }
1528
1529         /* per-txq stats */
1530         for (q = 0; q < dev->data->nb_tx_queues; q++) {
1531                 for (i = 0; i < RTE_NB_TXQ_STATS; i++) {
1532                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1533                                         rte_txq_stats_strings[i].offset +
1534                                         q * sizeof(uint64_t));
1535                         val = *stats_ptr;
1536                         snprintf(xstats[count].name, sizeof(xstats[count].name),
1537                                 "tx_queue_%u_%s", q,
1538                                 rte_txq_stats_strings[i].name);
1539                         xstats[count++].value = val;
1540                 }
1541         }
1542
1543         return count + xcount;
1544 }
1545
1546 /* reset ethdev extended statistics */
1547 void
1548 rte_eth_xstats_reset(uint8_t port_id)
1549 {
1550         struct rte_eth_dev *dev;
1551
1552         VALID_PORTID_OR_RET(port_id);
1553         dev = &rte_eth_devices[port_id];
1554
1555         /* implemented by the driver */
1556         if (dev->dev_ops->xstats_reset != NULL) {
1557                 (*dev->dev_ops->xstats_reset)(dev);
1558                 return;
1559         }
1560
1561         /* fallback to default */
1562         rte_eth_stats_reset(port_id);
1563 }
1564
1565 static int
1566 set_queue_stats_mapping(uint8_t port_id, uint16_t queue_id, uint8_t stat_idx,
1567                 uint8_t is_rx)
1568 {
1569         struct rte_eth_dev *dev;
1570
1571         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1572
1573         dev = &rte_eth_devices[port_id];
1574
1575         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
1576         return (*dev->dev_ops->queue_stats_mapping_set)
1577                         (dev, queue_id, stat_idx, is_rx);
1578 }
1579
1580
1581 int
1582 rte_eth_dev_set_tx_queue_stats_mapping(uint8_t port_id, uint16_t tx_queue_id,
1583                 uint8_t stat_idx)
1584 {
1585         return set_queue_stats_mapping(port_id, tx_queue_id, stat_idx,
1586                         STAT_QMAP_TX);
1587 }
1588
1589
1590 int
1591 rte_eth_dev_set_rx_queue_stats_mapping(uint8_t port_id, uint16_t rx_queue_id,
1592                 uint8_t stat_idx)
1593 {
1594         return set_queue_stats_mapping(port_id, rx_queue_id, stat_idx,
1595                         STAT_QMAP_RX);
1596 }
1597
1598
1599 void
1600 rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)
1601 {
1602         struct rte_eth_dev *dev;
1603         const struct rte_eth_desc_lim lim = {
1604                 .nb_max = UINT16_MAX,
1605                 .nb_min = 0,
1606                 .nb_align = 1,
1607         };
1608
1609         VALID_PORTID_OR_RET(port_id);
1610         dev = &rte_eth_devices[port_id];
1611
1612         memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
1613         dev_info->rx_desc_lim = lim;
1614         dev_info->tx_desc_lim = lim;
1615
1616         FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
1617         (*dev->dev_ops->dev_infos_get)(dev, dev_info);
1618         dev_info->pci_dev = dev->pci_dev;
1619         if (dev->driver)
1620                 dev_info->driver_name = dev->driver->pci_drv.name;
1621 }
1622
1623 void
1624 rte_eth_macaddr_get(uint8_t port_id, struct ether_addr *mac_addr)
1625 {
1626         struct rte_eth_dev *dev;
1627
1628         VALID_PORTID_OR_RET(port_id);
1629         dev = &rte_eth_devices[port_id];
1630         ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
1631 }
1632
1633
1634 int
1635 rte_eth_dev_get_mtu(uint8_t port_id, uint16_t *mtu)
1636 {
1637         struct rte_eth_dev *dev;
1638
1639         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1640
1641         dev = &rte_eth_devices[port_id];
1642         *mtu = dev->data->mtu;
1643         return 0;
1644 }
1645
1646 int
1647 rte_eth_dev_set_mtu(uint8_t port_id, uint16_t mtu)
1648 {
1649         int ret;
1650         struct rte_eth_dev *dev;
1651
1652         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1653         dev = &rte_eth_devices[port_id];
1654         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
1655
1656         ret = (*dev->dev_ops->mtu_set)(dev, mtu);
1657         if (!ret)
1658                 dev->data->mtu = mtu;
1659
1660         return ret;
1661 }
1662
1663 int
1664 rte_eth_dev_vlan_filter(uint8_t port_id, uint16_t vlan_id, int on)
1665 {
1666         struct rte_eth_dev *dev;
1667
1668         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1669         dev = &rte_eth_devices[port_id];
1670         if (!(dev->data->dev_conf.rxmode.hw_vlan_filter)) {
1671                 PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
1672                 return -ENOSYS;
1673         }
1674
1675         if (vlan_id > 4095) {
1676                 PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n",
1677                                 port_id, (unsigned) vlan_id);
1678                 return -EINVAL;
1679         }
1680         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
1681
1682         return (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
1683 }
1684
1685 int
1686 rte_eth_dev_set_vlan_strip_on_queue(uint8_t port_id, uint16_t rx_queue_id, int on)
1687 {
1688         struct rte_eth_dev *dev;
1689
1690         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1691         dev = &rte_eth_devices[port_id];
1692         if (rx_queue_id >= dev->data->nb_rx_queues) {
1693                 PMD_DEBUG_TRACE("Invalid rx_queue_id=%d\n", port_id);
1694                 return -EINVAL;
1695         }
1696
1697         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
1698         (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
1699
1700         return 0;
1701 }
1702
1703 int
1704 rte_eth_dev_set_vlan_ether_type(uint8_t port_id, uint16_t tpid)
1705 {
1706         struct rte_eth_dev *dev;
1707
1708         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1709         dev = &rte_eth_devices[port_id];
1710         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
1711         (*dev->dev_ops->vlan_tpid_set)(dev, tpid);
1712
1713         return 0;
1714 }
1715
1716 int
1717 rte_eth_dev_set_vlan_offload(uint8_t port_id, int offload_mask)
1718 {
1719         struct rte_eth_dev *dev;
1720         int ret = 0;
1721         int mask = 0;
1722         int cur, org = 0;
1723
1724         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1725         dev = &rte_eth_devices[port_id];
1726
1727         /*check which option changed by application*/
1728         cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
1729         org = !!(dev->data->dev_conf.rxmode.hw_vlan_strip);
1730         if (cur != org) {
1731                 dev->data->dev_conf.rxmode.hw_vlan_strip = (uint8_t)cur;
1732                 mask |= ETH_VLAN_STRIP_MASK;
1733         }
1734
1735         cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
1736         org = !!(dev->data->dev_conf.rxmode.hw_vlan_filter);
1737         if (cur != org) {
1738                 dev->data->dev_conf.rxmode.hw_vlan_filter = (uint8_t)cur;
1739                 mask |= ETH_VLAN_FILTER_MASK;
1740         }
1741
1742         cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
1743         org = !!(dev->data->dev_conf.rxmode.hw_vlan_extend);
1744         if (cur != org) {
1745                 dev->data->dev_conf.rxmode.hw_vlan_extend = (uint8_t)cur;
1746                 mask |= ETH_VLAN_EXTEND_MASK;
1747         }
1748
1749         /*no change*/
1750         if (mask == 0)
1751                 return ret;
1752
1753         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
1754         (*dev->dev_ops->vlan_offload_set)(dev, mask);
1755
1756         return ret;
1757 }
1758
1759 int
1760 rte_eth_dev_get_vlan_offload(uint8_t port_id)
1761 {
1762         struct rte_eth_dev *dev;
1763         int ret = 0;
1764
1765         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1766         dev = &rte_eth_devices[port_id];
1767
1768         if (dev->data->dev_conf.rxmode.hw_vlan_strip)
1769                 ret |= ETH_VLAN_STRIP_OFFLOAD;
1770
1771         if (dev->data->dev_conf.rxmode.hw_vlan_filter)
1772                 ret |= ETH_VLAN_FILTER_OFFLOAD;
1773
1774         if (dev->data->dev_conf.rxmode.hw_vlan_extend)
1775                 ret |= ETH_VLAN_EXTEND_OFFLOAD;
1776
1777         return ret;
1778 }
1779
1780 int
1781 rte_eth_dev_set_vlan_pvid(uint8_t port_id, uint16_t pvid, int on)
1782 {
1783         struct rte_eth_dev *dev;
1784
1785         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1786         dev = &rte_eth_devices[port_id];
1787         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
1788         (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on);
1789
1790         return 0;
1791 }
1792
1793 int
1794 rte_eth_dev_flow_ctrl_get(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1795 {
1796         struct rte_eth_dev *dev;
1797
1798         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1799         dev = &rte_eth_devices[port_id];
1800         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
1801         memset(fc_conf, 0, sizeof(*fc_conf));
1802         return (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf);
1803 }
1804
1805 int
1806 rte_eth_dev_flow_ctrl_set(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1807 {
1808         struct rte_eth_dev *dev;
1809
1810         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1811         if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
1812                 PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n");
1813                 return -EINVAL;
1814         }
1815
1816         dev = &rte_eth_devices[port_id];
1817         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
1818         return (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf);
1819 }
1820
1821 int
1822 rte_eth_dev_priority_flow_ctrl_set(uint8_t port_id, struct rte_eth_pfc_conf *pfc_conf)
1823 {
1824         struct rte_eth_dev *dev;
1825
1826         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1827         if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
1828                 PMD_DEBUG_TRACE("Invalid priority, only 0-7 allowed\n");
1829                 return -EINVAL;
1830         }
1831
1832         dev = &rte_eth_devices[port_id];
1833         /* High water, low water validation are device specific */
1834         if  (*dev->dev_ops->priority_flow_ctrl_set)
1835                 return (*dev->dev_ops->priority_flow_ctrl_set)(dev, pfc_conf);
1836         return -ENOTSUP;
1837 }
1838
1839 static int
1840 rte_eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf,
1841                         uint16_t reta_size)
1842 {
1843         uint16_t i, num;
1844
1845         if (!reta_conf)
1846                 return -EINVAL;
1847
1848         if (reta_size != RTE_ALIGN(reta_size, RTE_RETA_GROUP_SIZE)) {
1849                 PMD_DEBUG_TRACE("Invalid reta size, should be %u aligned\n",
1850                                                         RTE_RETA_GROUP_SIZE);
1851                 return -EINVAL;
1852         }
1853
1854         num = reta_size / RTE_RETA_GROUP_SIZE;
1855         for (i = 0; i < num; i++) {
1856                 if (reta_conf[i].mask)
1857                         return 0;
1858         }
1859
1860         return -EINVAL;
1861 }
1862
1863 static int
1864 rte_eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf,
1865                          uint16_t reta_size,
1866                          uint8_t max_rxq)
1867 {
1868         uint16_t i, idx, shift;
1869
1870         if (!reta_conf)
1871                 return -EINVAL;
1872
1873         if (max_rxq == 0) {
1874                 PMD_DEBUG_TRACE("No receive queue is available\n");
1875                 return -EINVAL;
1876         }
1877
1878         for (i = 0; i < reta_size; i++) {
1879                 idx = i / RTE_RETA_GROUP_SIZE;
1880                 shift = i % RTE_RETA_GROUP_SIZE;
1881                 if ((reta_conf[idx].mask & (1ULL << shift)) &&
1882                         (reta_conf[idx].reta[shift] >= max_rxq)) {
1883                         PMD_DEBUG_TRACE("reta_conf[%u]->reta[%u]: %u exceeds "
1884                                 "the maximum rxq index: %u\n", idx, shift,
1885                                 reta_conf[idx].reta[shift], max_rxq);
1886                         return -EINVAL;
1887                 }
1888         }
1889
1890         return 0;
1891 }
1892
1893 int
1894 rte_eth_dev_rss_reta_update(uint8_t port_id,
1895                             struct rte_eth_rss_reta_entry64 *reta_conf,
1896                             uint16_t reta_size)
1897 {
1898         struct rte_eth_dev *dev;
1899         int ret;
1900
1901         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1902         /* Check mask bits */
1903         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
1904         if (ret < 0)
1905                 return ret;
1906
1907         dev = &rte_eth_devices[port_id];
1908
1909         /* Check entry value */
1910         ret = rte_eth_check_reta_entry(reta_conf, reta_size,
1911                                 dev->data->nb_rx_queues);
1912         if (ret < 0)
1913                 return ret;
1914
1915         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
1916         return (*dev->dev_ops->reta_update)(dev, reta_conf, reta_size);
1917 }
1918
1919 int
1920 rte_eth_dev_rss_reta_query(uint8_t port_id,
1921                            struct rte_eth_rss_reta_entry64 *reta_conf,
1922                            uint16_t reta_size)
1923 {
1924         struct rte_eth_dev *dev;
1925         int ret;
1926
1927         if (port_id >= nb_ports) {
1928                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1929                 return -ENODEV;
1930         }
1931
1932         /* Check mask bits */
1933         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
1934         if (ret < 0)
1935                 return ret;
1936
1937         dev = &rte_eth_devices[port_id];
1938         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
1939         return (*dev->dev_ops->reta_query)(dev, reta_conf, reta_size);
1940 }
1941
1942 int
1943 rte_eth_dev_rss_hash_update(uint8_t port_id, struct rte_eth_rss_conf *rss_conf)
1944 {
1945         struct rte_eth_dev *dev;
1946         uint16_t rss_hash_protos;
1947
1948         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1949         rss_hash_protos = rss_conf->rss_hf;
1950         if ((rss_hash_protos != 0) &&
1951             ((rss_hash_protos & ETH_RSS_PROTO_MASK) == 0)) {
1952                 PMD_DEBUG_TRACE("Invalid rss_hash_protos=0x%x\n",
1953                                 rss_hash_protos);
1954                 return -EINVAL;
1955         }
1956         dev = &rte_eth_devices[port_id];
1957         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
1958         return (*dev->dev_ops->rss_hash_update)(dev, rss_conf);
1959 }
1960
1961 int
1962 rte_eth_dev_rss_hash_conf_get(uint8_t port_id,
1963                               struct rte_eth_rss_conf *rss_conf)
1964 {
1965         struct rte_eth_dev *dev;
1966
1967         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1968         dev = &rte_eth_devices[port_id];
1969         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
1970         return (*dev->dev_ops->rss_hash_conf_get)(dev, rss_conf);
1971 }
1972
1973 int
1974 rte_eth_dev_udp_tunnel_add(uint8_t port_id,
1975                            struct rte_eth_udp_tunnel *udp_tunnel)
1976 {
1977         struct rte_eth_dev *dev;
1978
1979         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1980         if (udp_tunnel == NULL) {
1981                 PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
1982                 return -EINVAL;
1983         }
1984
1985         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
1986                 PMD_DEBUG_TRACE("Invalid tunnel type\n");
1987                 return -EINVAL;
1988         }
1989
1990         dev = &rte_eth_devices[port_id];
1991         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_add, -ENOTSUP);
1992         return (*dev->dev_ops->udp_tunnel_add)(dev, udp_tunnel);
1993 }
1994
1995 int
1996 rte_eth_dev_udp_tunnel_delete(uint8_t port_id,
1997                               struct rte_eth_udp_tunnel *udp_tunnel)
1998 {
1999         struct rte_eth_dev *dev;
2000
2001         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2002         dev = &rte_eth_devices[port_id];
2003
2004         if (udp_tunnel == NULL) {
2005                 PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2006                 return -EINVAL;
2007         }
2008
2009         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2010                 PMD_DEBUG_TRACE("Invalid tunnel type\n");
2011                 return -EINVAL;
2012         }
2013
2014         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_del, -ENOTSUP);
2015         return (*dev->dev_ops->udp_tunnel_del)(dev, udp_tunnel);
2016 }
2017
2018 int
2019 rte_eth_led_on(uint8_t port_id)
2020 {
2021         struct rte_eth_dev *dev;
2022
2023         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2024         dev = &rte_eth_devices[port_id];
2025         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
2026         return (*dev->dev_ops->dev_led_on)(dev);
2027 }
2028
2029 int
2030 rte_eth_led_off(uint8_t port_id)
2031 {
2032         struct rte_eth_dev *dev;
2033
2034         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2035         dev = &rte_eth_devices[port_id];
2036         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
2037         return (*dev->dev_ops->dev_led_off)(dev);
2038 }
2039
2040 /*
2041  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2042  * an empty spot.
2043  */
2044 static int
2045 get_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2046 {
2047         struct rte_eth_dev_info dev_info;
2048         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2049         unsigned i;
2050
2051         rte_eth_dev_info_get(port_id, &dev_info);
2052
2053         for (i = 0; i < dev_info.max_mac_addrs; i++)
2054                 if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
2055                         return i;
2056
2057         return -1;
2058 }
2059
2060 static const struct ether_addr null_mac_addr;
2061
2062 int
2063 rte_eth_dev_mac_addr_add(uint8_t port_id, struct ether_addr *addr,
2064                         uint32_t pool)
2065 {
2066         struct rte_eth_dev *dev;
2067         int index;
2068         uint64_t pool_mask;
2069
2070         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2071         dev = &rte_eth_devices[port_id];
2072         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
2073
2074         if (is_zero_ether_addr(addr)) {
2075                 PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2076                         port_id);
2077                 return -EINVAL;
2078         }
2079         if (pool >= ETH_64_POOLS) {
2080                 PMD_DEBUG_TRACE("pool id must be 0-%d\n", ETH_64_POOLS - 1);
2081                 return -EINVAL;
2082         }
2083
2084         index = get_mac_addr_index(port_id, addr);
2085         if (index < 0) {
2086                 index = get_mac_addr_index(port_id, &null_mac_addr);
2087                 if (index < 0) {
2088                         PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2089                                 port_id);
2090                         return -ENOSPC;
2091                 }
2092         } else {
2093                 pool_mask = dev->data->mac_pool_sel[index];
2094
2095                 /* Check if both MAC address and pool is already there, and do nothing */
2096                 if (pool_mask & (1ULL << pool))
2097                         return 0;
2098         }
2099
2100         /* Update NIC */
2101         (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
2102
2103         /* Update address in NIC data structure */
2104         ether_addr_copy(addr, &dev->data->mac_addrs[index]);
2105
2106         /* Update pool bitmap in NIC data structure */
2107         dev->data->mac_pool_sel[index] |= (1ULL << pool);
2108
2109         return 0;
2110 }
2111
2112 int
2113 rte_eth_dev_mac_addr_remove(uint8_t port_id, struct ether_addr *addr)
2114 {
2115         struct rte_eth_dev *dev;
2116         int index;
2117
2118         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2119         dev = &rte_eth_devices[port_id];
2120         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
2121
2122         index = get_mac_addr_index(port_id, addr);
2123         if (index == 0) {
2124                 PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id);
2125                 return -EADDRINUSE;
2126         } else if (index < 0)
2127                 return 0;  /* Do nothing if address wasn't found */
2128
2129         /* Update NIC */
2130         (*dev->dev_ops->mac_addr_remove)(dev, index);
2131
2132         /* Update address in NIC data structure */
2133         ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
2134
2135         /* reset pool bitmap */
2136         dev->data->mac_pool_sel[index] = 0;
2137
2138         return 0;
2139 }
2140
2141 int
2142 rte_eth_dev_default_mac_addr_set(uint8_t port_id, struct ether_addr *addr)
2143 {
2144         struct rte_eth_dev *dev;
2145
2146         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2147
2148         if (!is_valid_assigned_ether_addr(addr))
2149                 return -EINVAL;
2150
2151         dev = &rte_eth_devices[port_id];
2152         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
2153
2154         /* Update default address in NIC data structure */
2155         ether_addr_copy(addr, &dev->data->mac_addrs[0]);
2156
2157         (*dev->dev_ops->mac_addr_set)(dev, addr);
2158
2159         return 0;
2160 }
2161
2162 int
2163 rte_eth_dev_set_vf_rxmode(uint8_t port_id,  uint16_t vf,
2164                                 uint16_t rx_mode, uint8_t on)
2165 {
2166         uint16_t num_vfs;
2167         struct rte_eth_dev *dev;
2168         struct rte_eth_dev_info dev_info;
2169
2170         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2171
2172         dev = &rte_eth_devices[port_id];
2173         rte_eth_dev_info_get(port_id, &dev_info);
2174
2175         num_vfs = dev_info.max_vfs;
2176         if (vf > num_vfs) {
2177                 PMD_DEBUG_TRACE("set VF RX mode:invalid VF id %d\n", vf);
2178                 return -EINVAL;
2179         }
2180
2181         if (rx_mode == 0) {
2182                 PMD_DEBUG_TRACE("set VF RX mode:mode mask ca not be zero\n");
2183                 return -EINVAL;
2184         }
2185         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx_mode, -ENOTSUP);
2186         return (*dev->dev_ops->set_vf_rx_mode)(dev, vf, rx_mode, on);
2187 }
2188
2189 /*
2190  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2191  * an empty spot.
2192  */
2193 static int
2194 get_hash_mac_addr_index(uint8_t port_id, const struct ether_addr *addr)
2195 {
2196         struct rte_eth_dev_info dev_info;
2197         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2198         unsigned i;
2199
2200         rte_eth_dev_info_get(port_id, &dev_info);
2201         if (!dev->data->hash_mac_addrs)
2202                 return -1;
2203
2204         for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
2205                 if (memcmp(addr, &dev->data->hash_mac_addrs[i],
2206                         ETHER_ADDR_LEN) == 0)
2207                         return i;
2208
2209         return -1;
2210 }
2211
2212 int
2213 rte_eth_dev_uc_hash_table_set(uint8_t port_id, struct ether_addr *addr,
2214                                 uint8_t on)
2215 {
2216         int index;
2217         int ret;
2218         struct rte_eth_dev *dev;
2219
2220         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2221
2222         dev = &rte_eth_devices[port_id];
2223         if (is_zero_ether_addr(addr)) {
2224                 PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2225                         port_id);
2226                 return -EINVAL;
2227         }
2228
2229         index = get_hash_mac_addr_index(port_id, addr);
2230         /* Check if it's already there, and do nothing */
2231         if ((index >= 0) && (on))
2232                 return 0;
2233
2234         if (index < 0) {
2235                 if (!on) {
2236                         PMD_DEBUG_TRACE("port %d: the MAC address was not "
2237                                 "set in UTA\n", port_id);
2238                         return -EINVAL;
2239                 }
2240
2241                 index = get_hash_mac_addr_index(port_id, &null_mac_addr);
2242                 if (index < 0) {
2243                         PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2244                                         port_id);
2245                         return -ENOSPC;
2246                 }
2247         }
2248
2249         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
2250         ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
2251         if (ret == 0) {
2252                 /* Update address in NIC data structure */
2253                 if (on)
2254                         ether_addr_copy(addr,
2255                                         &dev->data->hash_mac_addrs[index]);
2256                 else
2257                         ether_addr_copy(&null_mac_addr,
2258                                         &dev->data->hash_mac_addrs[index]);
2259         }
2260
2261         return ret;
2262 }
2263
2264 int
2265 rte_eth_dev_uc_all_hash_table_set(uint8_t port_id, uint8_t on)
2266 {
2267         struct rte_eth_dev *dev;
2268
2269         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2270
2271         dev = &rte_eth_devices[port_id];
2272
2273         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
2274         return (*dev->dev_ops->uc_all_hash_table_set)(dev, on);
2275 }
2276
2277 int
2278 rte_eth_dev_set_vf_rx(uint8_t port_id, uint16_t vf, uint8_t on)
2279 {
2280         uint16_t num_vfs;
2281         struct rte_eth_dev *dev;
2282         struct rte_eth_dev_info dev_info;
2283
2284         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2285
2286         dev = &rte_eth_devices[port_id];
2287         rte_eth_dev_info_get(port_id, &dev_info);
2288
2289         num_vfs = dev_info.max_vfs;
2290         if (vf > num_vfs) {
2291                 PMD_DEBUG_TRACE("port %d: invalid vf id\n", port_id);
2292                 return -EINVAL;
2293         }
2294
2295         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx, -ENOTSUP);
2296         return (*dev->dev_ops->set_vf_rx)(dev, vf, on);
2297 }
2298
2299 int
2300 rte_eth_dev_set_vf_tx(uint8_t port_id, uint16_t vf, uint8_t on)
2301 {
2302         uint16_t num_vfs;
2303         struct rte_eth_dev *dev;
2304         struct rte_eth_dev_info dev_info;
2305
2306         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2307
2308         dev = &rte_eth_devices[port_id];
2309         rte_eth_dev_info_get(port_id, &dev_info);
2310
2311         num_vfs = dev_info.max_vfs;
2312         if (vf > num_vfs) {
2313                 PMD_DEBUG_TRACE("set pool tx:invalid pool id=%d\n", vf);
2314                 return -EINVAL;
2315         }
2316
2317         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_tx, -ENOTSUP);
2318         return (*dev->dev_ops->set_vf_tx)(dev, vf, on);
2319 }
2320
2321 int
2322 rte_eth_dev_set_vf_vlan_filter(uint8_t port_id, uint16_t vlan_id,
2323                                uint64_t vf_mask, uint8_t vlan_on)
2324 {
2325         struct rte_eth_dev *dev;
2326
2327         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2328
2329         dev = &rte_eth_devices[port_id];
2330
2331         if (vlan_id > ETHER_MAX_VLAN_ID) {
2332                 PMD_DEBUG_TRACE("VF VLAN filter:invalid VLAN id=%d\n",
2333                         vlan_id);
2334                 return -EINVAL;
2335         }
2336
2337         if (vf_mask == 0) {
2338                 PMD_DEBUG_TRACE("VF VLAN filter:pool_mask can not be 0\n");
2339                 return -EINVAL;
2340         }
2341
2342         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_vlan_filter, -ENOTSUP);
2343         return (*dev->dev_ops->set_vf_vlan_filter)(dev, vlan_id,
2344                                                    vf_mask, vlan_on);
2345 }
2346
2347 int rte_eth_set_queue_rate_limit(uint8_t port_id, uint16_t queue_idx,
2348                                         uint16_t tx_rate)
2349 {
2350         struct rte_eth_dev *dev;
2351         struct rte_eth_dev_info dev_info;
2352         struct rte_eth_link link;
2353
2354         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2355
2356         dev = &rte_eth_devices[port_id];
2357         rte_eth_dev_info_get(port_id, &dev_info);
2358         link = dev->data->dev_link;
2359
2360         if (queue_idx > dev_info.max_tx_queues) {
2361                 PMD_DEBUG_TRACE("set queue rate limit:port %d: "
2362                                 "invalid queue id=%d\n", port_id, queue_idx);
2363                 return -EINVAL;
2364         }
2365
2366         if (tx_rate > link.link_speed) {
2367                 PMD_DEBUG_TRACE("set queue rate limit:invalid tx_rate=%d, "
2368                                 "bigger than link speed= %d\n",
2369                         tx_rate, link.link_speed);
2370                 return -EINVAL;
2371         }
2372
2373         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
2374         return (*dev->dev_ops->set_queue_rate_limit)(dev, queue_idx, tx_rate);
2375 }
2376
2377 int rte_eth_set_vf_rate_limit(uint8_t port_id, uint16_t vf, uint16_t tx_rate,
2378                                 uint64_t q_msk)
2379 {
2380         struct rte_eth_dev *dev;
2381         struct rte_eth_dev_info dev_info;
2382         struct rte_eth_link link;
2383
2384         if (q_msk == 0)
2385                 return 0;
2386
2387         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2388
2389         dev = &rte_eth_devices[port_id];
2390         rte_eth_dev_info_get(port_id, &dev_info);
2391         link = dev->data->dev_link;
2392
2393         if (vf > dev_info.max_vfs) {
2394                 PMD_DEBUG_TRACE("set VF rate limit:port %d: "
2395                                 "invalid vf id=%d\n", port_id, vf);
2396                 return -EINVAL;
2397         }
2398
2399         if (tx_rate > link.link_speed) {
2400                 PMD_DEBUG_TRACE("set VF rate limit:invalid tx_rate=%d, "
2401                                 "bigger than link speed= %d\n",
2402                                 tx_rate, link.link_speed);
2403                 return -EINVAL;
2404         }
2405
2406         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rate_limit, -ENOTSUP);
2407         return (*dev->dev_ops->set_vf_rate_limit)(dev, vf, tx_rate, q_msk);
2408 }
2409
2410 int
2411 rte_eth_mirror_rule_set(uint8_t port_id,
2412                         struct rte_eth_mirror_conf *mirror_conf,
2413                         uint8_t rule_id, uint8_t on)
2414 {
2415         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2416
2417         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2418         if (mirror_conf->rule_type == 0) {
2419                 PMD_DEBUG_TRACE("mirror rule type can not be 0.\n");
2420                 return -EINVAL;
2421         }
2422
2423         if (mirror_conf->dst_pool >= ETH_64_POOLS) {
2424                 PMD_DEBUG_TRACE("Invalid dst pool, pool id must be 0-%d\n",
2425                                 ETH_64_POOLS - 1);
2426                 return -EINVAL;
2427         }
2428
2429         if ((mirror_conf->rule_type & (ETH_MIRROR_VIRTUAL_POOL_UP |
2430              ETH_MIRROR_VIRTUAL_POOL_DOWN)) &&
2431             (mirror_conf->pool_mask == 0)) {
2432                 PMD_DEBUG_TRACE("Invalid mirror pool, pool mask can not be 0.\n");
2433                 return -EINVAL;
2434         }
2435
2436         if ((mirror_conf->rule_type & ETH_MIRROR_VLAN) &&
2437             mirror_conf->vlan.vlan_mask == 0) {
2438                 PMD_DEBUG_TRACE("Invalid vlan mask, vlan mask can not be 0.\n");
2439                 return -EINVAL;
2440         }
2441
2442         dev = &rte_eth_devices[port_id];
2443         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
2444
2445         return (*dev->dev_ops->mirror_rule_set)(dev, mirror_conf, rule_id, on);
2446 }
2447
2448 int
2449 rte_eth_mirror_rule_reset(uint8_t port_id, uint8_t rule_id)
2450 {
2451         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2452
2453         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2454
2455         dev = &rte_eth_devices[port_id];
2456         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
2457
2458         return (*dev->dev_ops->mirror_rule_reset)(dev, rule_id);
2459 }
2460
2461 #ifdef RTE_LIBRTE_ETHDEV_DEBUG
2462 uint16_t
2463 rte_eth_rx_burst(uint8_t port_id, uint16_t queue_id,
2464                  struct rte_mbuf **rx_pkts, uint16_t nb_pkts)
2465 {
2466         struct rte_eth_dev *dev;
2467
2468         VALID_PORTID_OR_ERR_RET(port_id, 0);
2469
2470         dev = &rte_eth_devices[port_id];
2471         FUNC_PTR_OR_ERR_RET(*dev->rx_pkt_burst, 0);
2472         if (queue_id >= dev->data->nb_rx_queues) {
2473                 PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
2474                 return 0;
2475         }
2476         return (*dev->rx_pkt_burst)(dev->data->rx_queues[queue_id],
2477                                                 rx_pkts, nb_pkts);
2478 }
2479
2480 uint16_t
2481 rte_eth_tx_burst(uint8_t port_id, uint16_t queue_id,
2482                  struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
2483 {
2484         struct rte_eth_dev *dev;
2485
2486         VALID_PORTID_OR_ERR_RET(port_id, 0);
2487
2488         dev = &rte_eth_devices[port_id];
2489
2490         FUNC_PTR_OR_ERR_RET(*dev->tx_pkt_burst, 0);
2491         if (queue_id >= dev->data->nb_tx_queues) {
2492                 PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
2493                 return 0;
2494         }
2495         return (*dev->tx_pkt_burst)(dev->data->tx_queues[queue_id],
2496                                                 tx_pkts, nb_pkts);
2497 }
2498
2499 uint32_t
2500 rte_eth_rx_queue_count(uint8_t port_id, uint16_t queue_id)
2501 {
2502         struct rte_eth_dev *dev;
2503
2504         VALID_PORTID_OR_ERR_RET(port_id, 0);
2505
2506         dev = &rte_eth_devices[port_id];
2507         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_count, 0);
2508         return (*dev->dev_ops->rx_queue_count)(dev, queue_id);
2509 }
2510
2511 int
2512 rte_eth_rx_descriptor_done(uint8_t port_id, uint16_t queue_id, uint16_t offset)
2513 {
2514         struct rte_eth_dev *dev;
2515
2516         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2517
2518         dev = &rte_eth_devices[port_id];
2519         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_descriptor_done, -ENOTSUP);
2520         return (*dev->dev_ops->rx_descriptor_done)(dev->data->rx_queues[queue_id],
2521                                                    offset);
2522 }
2523 #endif
2524
2525 int
2526 rte_eth_dev_callback_register(uint8_t port_id,
2527                         enum rte_eth_event_type event,
2528                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2529 {
2530         struct rte_eth_dev *dev;
2531         struct rte_eth_dev_callback *user_cb;
2532
2533         if (!cb_fn)
2534                 return -EINVAL;
2535
2536         VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2537
2538         dev = &rte_eth_devices[port_id];
2539         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2540
2541         TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
2542                 if (user_cb->cb_fn == cb_fn &&
2543                         user_cb->cb_arg == cb_arg &&
2544                         user_cb->event == event) {
2545                         break;
2546                 }
2547         }
2548
2549         /* create a new callback. */
2550         if (user_cb == NULL)
2551                 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
2552                                       sizeof(struct rte_eth_dev_callback), 0);
2553         if (user_cb != NULL) {
2554                 user_cb->cb_fn = cb_fn;
2555                 user_cb->cb_arg = cb_arg;
2556                 user_cb->event = event;
2557                 TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
2558         }
2559
2560         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2561         return (user_cb == NULL) ? -ENOMEM : 0;
2562 }
2563
2564 int
2565 rte_eth_dev_callback_unregister(uint8_t port_id,
2566                         enum rte_eth_event_type event,
2567                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2568 {
2569         int ret;
2570         struct rte_eth_dev *dev;
2571         struct rte_eth_dev_callback *cb, *next;
2572
2573         if (!cb_fn)
2574                 return -EINVAL;
2575
2576         VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2577
2578         dev = &rte_eth_devices[port_id];
2579         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2580
2581         ret = 0;
2582         for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
2583
2584                 next = TAILQ_NEXT(cb, next);
2585
2586                 if (cb->cb_fn != cb_fn || cb->event != event ||
2587                                 (cb->cb_arg != (void *)-1 &&
2588                                 cb->cb_arg != cb_arg))
2589                         continue;
2590
2591                 /*
2592                  * if this callback is not executing right now,
2593                  * then remove it.
2594                  */
2595                 if (cb->active == 0) {
2596                         TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
2597                         rte_free(cb);
2598                 } else {
2599                         ret = -EAGAIN;
2600                 }
2601         }
2602
2603         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2604         return ret;
2605 }
2606
2607 void
2608 _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
2609         enum rte_eth_event_type event)
2610 {
2611         struct rte_eth_dev_callback *cb_lst;
2612         struct rte_eth_dev_callback dev_cb;
2613
2614         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2615         TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
2616                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
2617                         continue;
2618                 dev_cb = *cb_lst;
2619                 cb_lst->active = 1;
2620                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2621                 dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
2622                                                 dev_cb.cb_arg);
2623                 rte_spinlock_lock(&rte_eth_dev_cb_lock);
2624                 cb_lst->active = 0;
2625         }
2626         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2627 }
2628
2629 int
2630 rte_eth_dev_rx_intr_ctl(uint8_t port_id, int epfd, int op, void *data)
2631 {
2632         uint32_t vec;
2633         struct rte_eth_dev *dev;
2634         struct rte_intr_handle *intr_handle;
2635         uint16_t qid;
2636         int rc;
2637
2638         if (!rte_eth_dev_is_valid_port(port_id)) {
2639                 PMD_DEBUG_TRACE("Invalid port_id=%u\n", port_id);
2640                 return -ENODEV;
2641         }
2642
2643         dev = &rte_eth_devices[port_id];
2644         intr_handle = &dev->pci_dev->intr_handle;
2645         if (!intr_handle->intr_vec) {
2646                 PMD_DEBUG_TRACE("RX Intr vector unset\n");
2647                 return -EPERM;
2648         }
2649
2650         for (qid = 0; qid < dev->data->nb_rx_queues; qid++) {
2651                 vec = intr_handle->intr_vec[qid];
2652                 rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2653                 if (rc && rc != -EEXIST) {
2654                         PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2655                                         " op %d epfd %d vec %u\n",
2656                                         port_id, qid, op, epfd, vec);
2657                 }
2658         }
2659
2660         return 0;
2661 }
2662
2663 int
2664 rte_eth_dev_rx_intr_ctl_q(uint8_t port_id, uint16_t queue_id,
2665                           int epfd, int op, void *data)
2666 {
2667         uint32_t vec;
2668         struct rte_eth_dev *dev;
2669         struct rte_intr_handle *intr_handle;
2670         int rc;
2671
2672         if (!rte_eth_dev_is_valid_port(port_id)) {
2673                 PMD_DEBUG_TRACE("Invalid port_id=%u\n", port_id);
2674                 return -ENODEV;
2675         }
2676
2677         dev = &rte_eth_devices[port_id];
2678         if (queue_id >= dev->data->nb_rx_queues) {
2679                 PMD_DEBUG_TRACE("Invalid RX queue_id=%u\n", queue_id);
2680                 return -EINVAL;
2681         }
2682
2683         intr_handle = &dev->pci_dev->intr_handle;
2684         if (!intr_handle->intr_vec) {
2685                 PMD_DEBUG_TRACE("RX Intr vector unset\n");
2686                 return -EPERM;
2687         }
2688
2689         vec = intr_handle->intr_vec[queue_id];
2690         rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2691         if (rc && rc != -EEXIST) {
2692                 PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2693                                 " op %d epfd %d vec %u\n",
2694                                 port_id, queue_id, op, epfd, vec);
2695                 return rc;
2696         }
2697
2698         return 0;
2699 }
2700
2701 int
2702 rte_eth_dev_rx_intr_enable(uint8_t port_id,
2703                            uint16_t queue_id)
2704 {
2705         struct rte_eth_dev *dev;
2706
2707         if (!rte_eth_dev_is_valid_port(port_id)) {
2708                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2709                 return -ENODEV;
2710         }
2711
2712         dev = &rte_eth_devices[port_id];
2713
2714         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
2715         return (*dev->dev_ops->rx_queue_intr_enable)(dev, queue_id);
2716 }
2717
2718 int
2719 rte_eth_dev_rx_intr_disable(uint8_t port_id,
2720                             uint16_t queue_id)
2721 {
2722         struct rte_eth_dev *dev;
2723
2724         if (!rte_eth_dev_is_valid_port(port_id)) {
2725                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2726                 return -ENODEV;
2727         }
2728
2729         dev = &rte_eth_devices[port_id];
2730
2731         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
2732         return (*dev->dev_ops->rx_queue_intr_disable)(dev, queue_id);
2733 }
2734
2735 #ifdef RTE_NIC_BYPASS
2736 int rte_eth_dev_bypass_init(uint8_t port_id)
2737 {
2738         struct rte_eth_dev *dev;
2739
2740         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2741
2742         dev = &rte_eth_devices[port_id];
2743         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_init, -ENOTSUP);
2744         (*dev->dev_ops->bypass_init)(dev);
2745         return 0;
2746 }
2747
2748 int
2749 rte_eth_dev_bypass_state_show(uint8_t port_id, uint32_t *state)
2750 {
2751         struct rte_eth_dev *dev;
2752
2753         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2754
2755         dev = &rte_eth_devices[port_id];
2756         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2757         (*dev->dev_ops->bypass_state_show)(dev, state);
2758         return 0;
2759 }
2760
2761 int
2762 rte_eth_dev_bypass_state_set(uint8_t port_id, uint32_t *new_state)
2763 {
2764         struct rte_eth_dev *dev;
2765
2766         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2767
2768         dev = &rte_eth_devices[port_id];
2769         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_set, -ENOTSUP);
2770         (*dev->dev_ops->bypass_state_set)(dev, new_state);
2771         return 0;
2772 }
2773
2774 int
2775 rte_eth_dev_bypass_event_show(uint8_t port_id, uint32_t event, uint32_t *state)
2776 {
2777         struct rte_eth_dev *dev;
2778
2779         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2780
2781         dev = &rte_eth_devices[port_id];
2782         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2783         (*dev->dev_ops->bypass_event_show)(dev, event, state);
2784         return 0;
2785 }
2786
2787 int
2788 rte_eth_dev_bypass_event_store(uint8_t port_id, uint32_t event, uint32_t state)
2789 {
2790         struct rte_eth_dev *dev;
2791
2792         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2793
2794         dev = &rte_eth_devices[port_id];
2795
2796         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_event_set, -ENOTSUP);
2797         (*dev->dev_ops->bypass_event_set)(dev, event, state);
2798         return 0;
2799 }
2800
2801 int
2802 rte_eth_dev_wd_timeout_store(uint8_t port_id, uint32_t timeout)
2803 {
2804         struct rte_eth_dev *dev;
2805
2806         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2807
2808         dev = &rte_eth_devices[port_id];
2809
2810         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_set, -ENOTSUP);
2811         (*dev->dev_ops->bypass_wd_timeout_set)(dev, timeout);
2812         return 0;
2813 }
2814
2815 int
2816 rte_eth_dev_bypass_ver_show(uint8_t port_id, uint32_t *ver)
2817 {
2818         struct rte_eth_dev *dev;
2819
2820         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2821
2822         dev = &rte_eth_devices[port_id];
2823
2824         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_ver_show, -ENOTSUP);
2825         (*dev->dev_ops->bypass_ver_show)(dev, ver);
2826         return 0;
2827 }
2828
2829 int
2830 rte_eth_dev_bypass_wd_timeout_show(uint8_t port_id, uint32_t *wd_timeout)
2831 {
2832         struct rte_eth_dev *dev;
2833
2834         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2835
2836         dev = &rte_eth_devices[port_id];
2837
2838         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_show, -ENOTSUP);
2839         (*dev->dev_ops->bypass_wd_timeout_show)(dev, wd_timeout);
2840         return 0;
2841 }
2842
2843 int
2844 rte_eth_dev_bypass_wd_reset(uint8_t port_id)
2845 {
2846         struct rte_eth_dev *dev;
2847
2848         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2849
2850         dev = &rte_eth_devices[port_id];
2851
2852         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_reset, -ENOTSUP);
2853         (*dev->dev_ops->bypass_wd_reset)(dev);
2854         return 0;
2855 }
2856 #endif
2857
2858 int
2859 rte_eth_dev_filter_supported(uint8_t port_id, enum rte_filter_type filter_type)
2860 {
2861         struct rte_eth_dev *dev;
2862
2863         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2864
2865         dev = &rte_eth_devices[port_id];
2866         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2867         return (*dev->dev_ops->filter_ctrl)(dev, filter_type,
2868                                 RTE_ETH_FILTER_NOP, NULL);
2869 }
2870
2871 int
2872 rte_eth_dev_filter_ctrl(uint8_t port_id, enum rte_filter_type filter_type,
2873                        enum rte_filter_op filter_op, void *arg)
2874 {
2875         struct rte_eth_dev *dev;
2876
2877         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2878
2879         dev = &rte_eth_devices[port_id];
2880         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
2881         return (*dev->dev_ops->filter_ctrl)(dev, filter_type, filter_op, arg);
2882 }
2883
2884 void *
2885 rte_eth_add_rx_callback(uint8_t port_id, uint16_t queue_id,
2886                 rte_rx_callback_fn fn, void *user_param)
2887 {
2888 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2889         rte_errno = ENOTSUP;
2890         return NULL;
2891 #endif
2892         /* check input parameters */
2893         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2894                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2895                 rte_errno = EINVAL;
2896                 return NULL;
2897         }
2898
2899         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2900
2901         if (cb == NULL) {
2902                 rte_errno = ENOMEM;
2903                 return NULL;
2904         }
2905
2906         cb->fn.rx = fn;
2907         cb->param = user_param;
2908
2909         /* Add the callbacks in fifo order. */
2910         struct rte_eth_rxtx_callback *tail =
2911                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
2912
2913         if (!tail) {
2914                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
2915
2916         } else {
2917                 while (tail->next)
2918                         tail = tail->next;
2919                 tail->next = cb;
2920         }
2921
2922         return cb;
2923 }
2924
2925 void *
2926 rte_eth_add_tx_callback(uint8_t port_id, uint16_t queue_id,
2927                 rte_tx_callback_fn fn, void *user_param)
2928 {
2929 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2930         rte_errno = ENOTSUP;
2931         return NULL;
2932 #endif
2933         /* check input parameters */
2934         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
2935                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
2936                 rte_errno = EINVAL;
2937                 return NULL;
2938         }
2939
2940         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
2941
2942         if (cb == NULL) {
2943                 rte_errno = ENOMEM;
2944                 return NULL;
2945         }
2946
2947         cb->fn.tx = fn;
2948         cb->param = user_param;
2949
2950         /* Add the callbacks in fifo order. */
2951         struct rte_eth_rxtx_callback *tail =
2952                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id];
2953
2954         if (!tail) {
2955                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id] = cb;
2956
2957         } else {
2958                 while (tail->next)
2959                         tail = tail->next;
2960                 tail->next = cb;
2961         }
2962
2963         return cb;
2964 }
2965
2966 int
2967 rte_eth_remove_rx_callback(uint8_t port_id, uint16_t queue_id,
2968                 struct rte_eth_rxtx_callback *user_cb)
2969 {
2970 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
2971         return -ENOTSUP;
2972 #endif
2973         /* Check input parameters. */
2974         if (!rte_eth_dev_is_valid_port(port_id) || user_cb == NULL ||
2975                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
2976                 return -EINVAL;
2977         }
2978
2979         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2980         struct rte_eth_rxtx_callback *cb = dev->post_rx_burst_cbs[queue_id];
2981         struct rte_eth_rxtx_callback *prev_cb;
2982
2983         /* Reset head pointer and remove user cb if first in the list. */
2984         if (cb == user_cb) {
2985                 dev->post_rx_burst_cbs[queue_id] = user_cb->next;
2986                 return 0;
2987         }
2988
2989         /* Remove the user cb from the callback list. */
2990         do {
2991                 prev_cb = cb;
2992                 cb = cb->next;
2993
2994                 if (cb == user_cb) {
2995                         prev_cb->next = user_cb->next;
2996                         return 0;
2997                 }
2998
2999         } while (cb != NULL);
3000
3001         /* Callback wasn't found. */
3002         return -EINVAL;
3003 }
3004
3005 int
3006 rte_eth_remove_tx_callback(uint8_t port_id, uint16_t queue_id,
3007                 struct rte_eth_rxtx_callback *user_cb)
3008 {
3009 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3010         return -ENOTSUP;
3011 #endif
3012         /* Check input parameters. */
3013         if (!rte_eth_dev_is_valid_port(port_id) || user_cb == NULL ||
3014                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
3015                 return -EINVAL;
3016         }
3017
3018         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3019         struct rte_eth_rxtx_callback *cb = dev->pre_tx_burst_cbs[queue_id];
3020         struct rte_eth_rxtx_callback *prev_cb;
3021
3022         /* Reset head pointer and remove user cb if first in the list. */
3023         if (cb == user_cb) {
3024                 dev->pre_tx_burst_cbs[queue_id] = user_cb->next;
3025                 return 0;
3026         }
3027
3028         /* Remove the user cb from the callback list. */
3029         do {
3030                 prev_cb = cb;
3031                 cb = cb->next;
3032
3033                 if (cb == user_cb) {
3034                         prev_cb->next = user_cb->next;
3035                         return 0;
3036                 }
3037
3038         } while (cb != NULL);
3039
3040         /* Callback wasn't found. */
3041         return -EINVAL;
3042 }
3043
3044 int
3045 rte_eth_rx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3046         struct rte_eth_rxq_info *qinfo)
3047 {
3048         struct rte_eth_dev *dev;
3049
3050         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3051
3052         if (qinfo == NULL)
3053                 return -EINVAL;
3054
3055         dev = &rte_eth_devices[port_id];
3056         if (queue_id >= dev->data->nb_rx_queues) {
3057                 PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
3058                 return -EINVAL;
3059         }
3060
3061         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
3062
3063         memset(qinfo, 0, sizeof(*qinfo));
3064         dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
3065         return 0;
3066 }
3067
3068 int
3069 rte_eth_tx_queue_info_get(uint8_t port_id, uint16_t queue_id,
3070         struct rte_eth_txq_info *qinfo)
3071 {
3072         struct rte_eth_dev *dev;
3073
3074         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3075
3076         if (qinfo == NULL)
3077                 return -EINVAL;
3078
3079         dev = &rte_eth_devices[port_id];
3080         if (queue_id >= dev->data->nb_tx_queues) {
3081                 PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
3082                 return -EINVAL;
3083         }
3084
3085         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
3086
3087         memset(qinfo, 0, sizeof(*qinfo));
3088         dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
3089         return 0;
3090 }
3091
3092 int
3093 rte_eth_dev_set_mc_addr_list(uint8_t port_id,
3094                              struct ether_addr *mc_addr_set,
3095                              uint32_t nb_mc_addr)
3096 {
3097         struct rte_eth_dev *dev;
3098
3099         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3100
3101         dev = &rte_eth_devices[port_id];
3102         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_mc_addr_list, -ENOTSUP);
3103         return dev->dev_ops->set_mc_addr_list(dev, mc_addr_set, nb_mc_addr);
3104 }
3105
3106 int
3107 rte_eth_timesync_enable(uint8_t port_id)
3108 {
3109         struct rte_eth_dev *dev;
3110
3111         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3112         dev = &rte_eth_devices[port_id];
3113
3114         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
3115         return (*dev->dev_ops->timesync_enable)(dev);
3116 }
3117
3118 int
3119 rte_eth_timesync_disable(uint8_t port_id)
3120 {
3121         struct rte_eth_dev *dev;
3122
3123         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3124         dev = &rte_eth_devices[port_id];
3125
3126         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
3127         return (*dev->dev_ops->timesync_disable)(dev);
3128 }
3129
3130 int
3131 rte_eth_timesync_read_rx_timestamp(uint8_t port_id, struct timespec *timestamp,
3132                                    uint32_t flags)
3133 {
3134         struct rte_eth_dev *dev;
3135
3136         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3137         dev = &rte_eth_devices[port_id];
3138
3139         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp, -ENOTSUP);
3140         return (*dev->dev_ops->timesync_read_rx_timestamp)(dev, timestamp, flags);
3141 }
3142
3143 int
3144 rte_eth_timesync_read_tx_timestamp(uint8_t port_id, struct timespec *timestamp)
3145 {
3146         struct rte_eth_dev *dev;
3147
3148         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3149         dev = &rte_eth_devices[port_id];
3150
3151         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp, -ENOTSUP);
3152         return (*dev->dev_ops->timesync_read_tx_timestamp)(dev, timestamp);
3153 }
3154
3155 int
3156 rte_eth_dev_get_reg_length(uint8_t port_id)
3157 {
3158         struct rte_eth_dev *dev;
3159
3160         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3161
3162         dev = &rte_eth_devices[port_id];
3163         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg_length, -ENOTSUP);
3164         return (*dev->dev_ops->get_reg_length)(dev);
3165 }
3166
3167 int
3168 rte_eth_dev_get_reg_info(uint8_t port_id, struct rte_dev_reg_info *info)
3169 {
3170         struct rte_eth_dev *dev;
3171
3172         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3173
3174         dev = &rte_eth_devices[port_id];
3175         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
3176         return (*dev->dev_ops->get_reg)(dev, info);
3177 }
3178
3179 int
3180 rte_eth_dev_get_eeprom_length(uint8_t port_id)
3181 {
3182         struct rte_eth_dev *dev;
3183
3184         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3185
3186         dev = &rte_eth_devices[port_id];
3187         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
3188         return (*dev->dev_ops->get_eeprom_length)(dev);
3189 }
3190
3191 int
3192 rte_eth_dev_get_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3193 {
3194         struct rte_eth_dev *dev;
3195
3196         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3197
3198         dev = &rte_eth_devices[port_id];
3199         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
3200         return (*dev->dev_ops->get_eeprom)(dev, info);
3201 }
3202
3203 int
3204 rte_eth_dev_set_eeprom(uint8_t port_id, struct rte_dev_eeprom_info *info)
3205 {
3206         struct rte_eth_dev *dev;
3207
3208         VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3209
3210         dev = &rte_eth_devices[port_id];
3211         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
3212         return (*dev->dev_ops->set_eeprom)(dev, info);
3213 }
3214
3215 int
3216 rte_eth_dev_get_dcb_info(uint8_t port_id,
3217                              struct rte_eth_dcb_info *dcb_info)
3218 {
3219         struct rte_eth_dev *dev;
3220
3221         if (!rte_eth_dev_is_valid_port(port_id)) {
3222                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
3223                 return -ENODEV;
3224         }
3225
3226         dev = &rte_eth_devices[port_id];
3227         memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
3228
3229         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
3230         return (*dev->dev_ops->get_dcb_info)(dev, dcb_info);
3231 }