lib/librte_ether/rte_ethdev.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2014 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
  45 #include <rte_byteorder.h>
  46 #include <rte_log.h>
  47 #include <rte_debug.h>
  48 #include <rte_interrupts.h>
  49 #include <rte_pci.h>
  50 #include <rte_memory.h>
  51 #include <rte_memcpy.h>
  52 #include <rte_memzone.h>
  53 #include <rte_launch.h>
  54 #include <rte_tailq.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
  68 #include "rte_ether.h"
  69 #include "rte_ethdev.h"
  70
  71 #ifdef RTE_LIBRTE_ETHDEV_DEBUG
  72 #define PMD_DEBUG_TRACE(fmt, args...) do {                        \
  73                 RTE_LOG(ERR, PMD, "%s: " fmt, __func__, ## args); \
  74         } while (0)
  75 #else
  76 #define PMD_DEBUG_TRACE(fmt, args...)
  77 #endif
  78
  79 /* Macros for checking for restricting functions to primary instance only */
  80 #define PROC_PRIMARY_OR_ERR_RET(retval) do { \
  81         if (rte_eal_process_type() != RTE_PROC_PRIMARY) { \
  82                 PMD_DEBUG_TRACE("Cannot run in secondary processes\n"); \
  83                 return (retval); \
  84         } \
  85 } while(0)
  86 #define PROC_PRIMARY_OR_RET() do { \
  87         if (rte_eal_process_type() != RTE_PROC_PRIMARY) { \
  88                 PMD_DEBUG_TRACE("Cannot run in secondary processes\n"); \
  89                 return; \
  90         } \
  91 } while(0)
  92
  93 /* Macros to check for invlaid function pointers in dev_ops structure */
  94 #define FUNC_PTR_OR_ERR_RET(func, retval) do { \
  95         if ((func) == NULL) { \
  96                 PMD_DEBUG_TRACE("Function not supported\n"); \
  97                 return (retval); \
  98         } \
  99 } while(0)
 100 #define FUNC_PTR_OR_RET(func) do { \
 101         if ((func) == NULL) { \
 102                 PMD_DEBUG_TRACE("Function not supported\n"); \
 103                 return; \
 104         } \
 105 } while(0)
 106
 107 static const char *MZ_RTE_ETH_DEV_DATA = "rte_eth_dev_data";
 108 struct rte_eth_dev rte_eth_devices[RTE_MAX_ETHPORTS];
 109 static struct rte_eth_dev_data *rte_eth_dev_data = NULL;
 110 static uint8_t nb_ports = 0;
 111
 112 /* spinlock for eth device callbacks */
 113 static rte_spinlock_t rte_eth_dev_cb_lock = RTE_SPINLOCK_INITIALIZER;
 114
 115 /**
 116  * The user application callback description.
 117  *
 118  * It contains callback address to be registered by user application,
 119  * the pointer to the parameters for callback, and the event type.
 120  */
 121 struct rte_eth_dev_callback {
 122         TAILQ_ENTRY(rte_eth_dev_callback) next; /**< Callbacks list */
 123         rte_eth_dev_cb_fn cb_fn;                /**< Callback address */
 124         void *cb_arg;                           /**< Parameter for callback */
 125         enum rte_eth_event_type event;          /**< Interrupt event type */
 126         uint32_t active;                        /**< Callback is executing */
 127 };
 128
 129 enum {
 130         STAT_QMAP_TX = 0,
 131         STAT_QMAP_RX
 132 };
 133
 134 static inline void
 135 rte_eth_dev_data_alloc(void)
 136 {
 137         const unsigned flags = 0;
 138         const struct rte_memzone *mz;
 139
 140         if (rte_eal_process_type() == RTE_PROC_PRIMARY){
 141                 mz = rte_memzone_reserve(MZ_RTE_ETH_DEV_DATA,
 142                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data),
 143                                 rte_socket_id(), flags);
 144         } else
 145                 mz = rte_memzone_lookup(MZ_RTE_ETH_DEV_DATA);
 146         if (mz == NULL)
 147                 rte_panic("Cannot allocate memzone for ethernet port data\n");
 148
 149         rte_eth_dev_data = mz->addr;
 150         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 151                 memset(rte_eth_dev_data, 0,
 152                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data));
 153 }
 154
 155 struct rte_eth_dev *
 156 rte_eth_dev_allocate(void)
 157 {
 158         struct rte_eth_dev *eth_dev;
 159
 160         if (nb_ports == RTE_MAX_ETHPORTS) {
 161                 PMD_DEBUG_TRACE("Reached maximum number of ethernet ports\n");
 162                 return NULL;
 163         }
 164
 165         if (rte_eth_dev_data == NULL)
 166                 rte_eth_dev_data_alloc();
 167
 168         eth_dev = &rte_eth_devices[nb_ports];
 169         eth_dev->data = &rte_eth_dev_data[nb_ports];
 170         eth_dev->data->port_id = nb_ports++;
 171         return eth_dev;
 172 }
 173
 174 static int
 175 rte_eth_dev_init(struct rte_pci_driver *pci_drv,
 176                  struct rte_pci_device *pci_dev)
 177 {
 178         struct eth_driver    *eth_drv;
 179         struct rte_eth_dev *eth_dev;
 180         int diag;
 181
 182         eth_drv = (struct eth_driver *)pci_drv;
 183
 184         eth_dev = rte_eth_dev_allocate();
 185         if (eth_dev == NULL)
 186                 return -ENOMEM;
 187
 188         if (rte_eal_process_type() == RTE_PROC_PRIMARY){
 189                 eth_dev->data->dev_private = rte_zmalloc("ethdev private structure",
 190                                   eth_drv->dev_private_size,
 191                                   CACHE_LINE_SIZE);
 192                 if (eth_dev->data->dev_private == NULL)
 193                         rte_panic("Cannot allocate memzone for private port data\n");
 194         }
 195         eth_dev->pci_dev = pci_dev;
 196         eth_dev->driver = eth_drv;
 197         eth_dev->data->rx_mbuf_alloc_failed = 0;
 198
 199         /* init user callbacks */
 200         TAILQ_INIT(&(eth_dev->callbacks));
 201
 202         /*
 203          * Set the default maximum frame size.
 204          */
 205         eth_dev->data->max_frame_size = ETHER_MAX_LEN;
 206
 207         /* Invoke PMD device initialization function */
 208         diag = (*eth_drv->eth_dev_init)(eth_drv, eth_dev);
 209         if (diag == 0)
 210                 return (0);
 211
 212         PMD_DEBUG_TRACE("driver %s: eth_dev_init(vendor_id=0x%u device_id=0x%x)"
 213                         " failed\n", pci_drv->name,
 214                         (unsigned) pci_dev->id.vendor_id,
 215                         (unsigned) pci_dev->id.device_id);
 216         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 217                 rte_free(eth_dev->data->dev_private);
 218         nb_ports--;
 219         return diag;
 220 }
 221
 222 /**
 223  * Register an Ethernet [Poll Mode] driver.
 224  *
 225  * Function invoked by the initialization function of an Ethernet driver
 226  * to simultaneously register itself as a PCI driver and as an Ethernet
 227  * Poll Mode Driver.
 228  * Invokes the rte_eal_pci_register() function to register the *pci_drv*
 229  * structure embedded in the *eth_drv* structure, after having stored the
 230  * address of the rte_eth_dev_init() function in the *devinit* field of
 231  * the *pci_drv* structure.
 232  * During the PCI probing phase, the rte_eth_dev_init() function is
 233  * invoked for each PCI [Ethernet device] matching the embedded PCI
 234  * identifiers provided by the driver.
 235  */
 236 void
 237 rte_eth_driver_register(struct eth_driver *eth_drv)
 238 {
 239         eth_drv->pci_drv.devinit = rte_eth_dev_init;
 240         rte_eal_pci_register(&eth_drv->pci_drv);
 241 }
 242
 243 int
 244 rte_eth_dev_socket_id(uint8_t port_id)
 245 {
 246         if (port_id >= nb_ports)
 247                 return -1;
 248         return rte_eth_devices[port_id].pci_dev->numa_node;
 249 }
 250
 251 uint8_t
 252 rte_eth_dev_count(void)
 253 {
 254         return (nb_ports);
 255 }
 256
 257 static int
 258 rte_eth_dev_rx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 259 {
 260         uint16_t old_nb_queues = dev->data->nb_rx_queues;
 261         void **rxq;
 262         unsigned i;
 263
 264         if (dev->data->rx_queues == NULL) { /* first time configuration */
 265                 dev->data->rx_queues = rte_zmalloc("ethdev->rx_queues",
 266                                 sizeof(dev->data->rx_queues[0]) * nb_queues,
 267                                 CACHE_LINE_SIZE);
 268                 if (dev->data->rx_queues == NULL) {
 269                         dev->data->nb_rx_queues = 0;
 270                         return -(ENOMEM);
 271                 }
 272         } else { /* re-configure */
 273                 FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 274
 275                 rxq = dev->data->rx_queues;
 276
 277                 for (i = nb_queues; i < old_nb_queues; i++)
 278                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 279                 rxq = rte_realloc(rxq, sizeof(rxq[0]) * nb_queues,
 280                                 CACHE_LINE_SIZE);
 281                 if (rxq == NULL)
 282                         return -(ENOMEM);
 283
 284                 if (nb_queues > old_nb_queues)
 285                         memset(rxq + old_nb_queues, 0,
 286                                 sizeof(rxq[0]) * (nb_queues - old_nb_queues));
 287
 288                 dev->data->rx_queues = rxq;
 289
 290         }
 291         dev->data->nb_rx_queues = nb_queues;
 292         return (0);
 293 }
 294
 295 int
 296 rte_eth_dev_rx_queue_start(uint8_t port_id, uint16_t rx_queue_id)
 297 {
 298         struct rte_eth_dev *dev;
 299
 300         /* This function is only safe when called from the primary process
 301          * in a multi-process setup*/
 302         PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
 303
 304         if (port_id >= nb_ports) {
 305                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 306                 return -EINVAL;
 307         }
 308
 309         dev = &rte_eth_devices[port_id];
 310         if (rx_queue_id >= dev->data->nb_rx_queues) {
 311                 PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 312                 return -EINVAL;
 313         }
 314
 315         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_start, -ENOTSUP);
 316
 317         return dev->dev_ops->rx_queue_start(dev, rx_queue_id);
 318
 319 }
 320
 321 int
 322 rte_eth_dev_rx_queue_stop(uint8_t port_id, uint16_t rx_queue_id)
 323 {
 324         struct rte_eth_dev *dev;
 325
 326         /* This function is only safe when called from the primary process
 327          * in a multi-process setup*/
 328         PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
 329
 330         if (port_id >= nb_ports) {
 331                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 332                 return -EINVAL;
 333         }
 334
 335         dev = &rte_eth_devices[port_id];
 336         if (rx_queue_id >= dev->data->nb_rx_queues) {
 337                 PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 338                 return -EINVAL;
 339         }
 340
 341         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_stop, -ENOTSUP);
 342
 343         return dev->dev_ops->rx_queue_stop(dev, rx_queue_id);
 344
 345 }
 346
 347 int
 348 rte_eth_dev_tx_queue_start(uint8_t port_id, uint16_t tx_queue_id)
 349 {
 350         struct rte_eth_dev *dev;
 351
 352         /* This function is only safe when called from the primary process
 353          * in a multi-process setup*/
 354         PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
 355
 356         if (port_id >= nb_ports) {
 357                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 358                 return -EINVAL;
 359         }
 360
 361         dev = &rte_eth_devices[port_id];
 362         if (tx_queue_id >= dev->data->nb_tx_queues) {
 363                 PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 364                 return -EINVAL;
 365         }
 366
 367         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_start, -ENOTSUP);
 368
 369         return dev->dev_ops->tx_queue_start(dev, tx_queue_id);
 370
 371 }
 372
 373 int
 374 rte_eth_dev_tx_queue_stop(uint8_t port_id, uint16_t tx_queue_id)
 375 {
 376         struct rte_eth_dev *dev;
 377
 378         /* This function is only safe when called from the primary process
 379          * in a multi-process setup*/
 380         PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
 381
 382         if (port_id >= nb_ports) {
 383                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 384                 return -EINVAL;
 385         }
 386
 387         dev = &rte_eth_devices[port_id];
 388         if (tx_queue_id >= dev->data->nb_tx_queues) {
 389                 PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 390                 return -EINVAL;
 391         }
 392
 393         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_stop, -ENOTSUP);
 394
 395         return dev->dev_ops->tx_queue_stop(dev, tx_queue_id);
 396
 397 }
 398
 399 static int
 400 rte_eth_dev_tx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 401 {
 402         uint16_t old_nb_queues = dev->data->nb_tx_queues;
 403         void **txq;
 404         unsigned i;
 405
 406         if (dev->data->tx_queues == NULL) { /* first time configuration */
 407                 dev->data->tx_queues = rte_zmalloc("ethdev->tx_queues",
 408                                 sizeof(dev->data->tx_queues[0]) * nb_queues,
 409                                 CACHE_LINE_SIZE);
 410                 if (dev->data->tx_queues == NULL) {
 411                         dev->data->nb_tx_queues = 0;
 412                         return -(ENOMEM);
 413                 }
 414         } else { /* re-configure */
 415                 FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 416
 417                 txq = dev->data->tx_queues;
 418
 419                 for (i = nb_queues; i < old_nb_queues; i++)
 420                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 421                 txq = rte_realloc(txq, sizeof(txq[0]) * nb_queues,
 422                                 CACHE_LINE_SIZE);
 423                 if (txq == NULL)
 424                         return -(ENOMEM);
 425
 426                 if (nb_queues > old_nb_queues)
 427                         memset(txq + old_nb_queues, 0,
 428                                 sizeof(txq[0]) * (nb_queues - old_nb_queues));
 429
 430                 dev->data->tx_queues = txq;
 431
 432         }
 433         dev->data->nb_tx_queues = nb_queues;
 434         return (0);
 435 }
 436
 437 static int
 438 rte_eth_dev_check_mq_mode(uint8_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 439                       const struct rte_eth_conf *dev_conf)
 440 {
 441         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
 442
 443         if (RTE_ETH_DEV_SRIOV(dev).active != 0) {
 444                 /* check multi-queue mode */
 445                 if ((dev_conf->rxmode.mq_mode == ETH_MQ_RX_RSS) ||
 446                     (dev_conf->rxmode.mq_mode == ETH_MQ_RX_DCB) ||
 447                     (dev_conf->rxmode.mq_mode == ETH_MQ_RX_DCB_RSS) ||
 448                     (dev_conf->txmode.mq_mode == ETH_MQ_TX_DCB)) {
 449                         /* SRIOV only works in VMDq enable mode */
 450                         PMD_DEBUG_TRACE("ethdev port_id=%hhu SRIOV active, "
 451                                         "wrong VMDQ mq_mode rx %u tx %u\n",
 452                                         port_id,
 453                                         dev_conf->rxmode.mq_mode,
 454                                         dev_conf->txmode.mq_mode);
 455                         return (-EINVAL);
 456                 }
 457
 458                 switch (dev_conf->rxmode.mq_mode) {
 459                 case ETH_MQ_RX_VMDQ_RSS:
 460                 case ETH_MQ_RX_VMDQ_DCB:
 461                 case ETH_MQ_RX_VMDQ_DCB_RSS:
 462                         /* DCB/RSS VMDQ in SRIOV mode, not implement yet */
 463                         PMD_DEBUG_TRACE("ethdev port_id=%hhu SRIOV active, "
 464                                         "unsupported VMDQ mq_mode rx %u\n",
 465                                         port_id, dev_conf->rxmode.mq_mode);
 466                         return (-EINVAL);
 467                 default: /* ETH_MQ_RX_VMDQ_ONLY or ETH_MQ_RX_NONE */
 468                         /* if nothing mq mode configure, use default scheme */
 469                         dev->data->dev_conf.rxmode.mq_mode = ETH_MQ_RX_VMDQ_ONLY;
 470                         if (RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool > 1)
 471                                 RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool = 1;
 472                         break;
 473                 }
 474
 475                 switch (dev_conf->txmode.mq_mode) {
 476                 case ETH_MQ_TX_VMDQ_DCB:
 477                         /* DCB VMDQ in SRIOV mode, not implement yet */
 478                         PMD_DEBUG_TRACE("ethdev port_id=%hhu SRIOV active, "
 479                                         "unsupported VMDQ mq_mode tx %u\n",
 480                                         port_id, dev_conf->txmode.mq_mode);
 481                         return (-EINVAL);
 482                 default: /* ETH_MQ_TX_VMDQ_ONLY or ETH_MQ_TX_NONE */
 483                         /* if nothing mq mode configure, use default scheme */
 484                         dev->data->dev_conf.txmode.mq_mode = ETH_MQ_TX_VMDQ_ONLY;
 485                         if (RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool > 1)
 486                                 RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool = 1;
 487                         break;
 488                 }
 489
 490                 /* check valid queue number */
 491                 if ((nb_rx_q > RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool) ||
 492                     (nb_tx_q > RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool)) {
 493                         PMD_DEBUG_TRACE("ethdev port_id=%d SRIOV active, "
 494                                     "queue number must less equal to %d\n",
 495                                         port_id, RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool);
 496                         return (-EINVAL);
 497                 }
 498         } else {
 499                 /* For vmdb+dcb mode check our configuration before we go further */
 500                 if (dev_conf->rxmode.mq_mode == ETH_MQ_RX_VMDQ_DCB) {
 501                         const struct rte_eth_vmdq_dcb_conf *conf;
 502
 503                         if (nb_rx_q != ETH_VMDQ_DCB_NUM_QUEUES) {
 504                                 PMD_DEBUG_TRACE("ethdev port_id=%d VMDQ+DCB, nb_rx_q "
 505                                                 "!= %d\n",
 506                                                 port_id, ETH_VMDQ_DCB_NUM_QUEUES);
 507                                 return (-EINVAL);
 508                         }
 509                         conf = &(dev_conf->rx_adv_conf.vmdq_dcb_conf);
 510                         if (! (conf->nb_queue_pools == ETH_16_POOLS ||
 511                                conf->nb_queue_pools == ETH_32_POOLS)) {
 512                                 PMD_DEBUG_TRACE("ethdev port_id=%d VMDQ+DCB selected, "
 513                                                 "nb_queue_pools must be %d or %d\n",
 514                                                 port_id, ETH_16_POOLS, ETH_32_POOLS);
 515                                 return (-EINVAL);
 516                         }
 517                 }
 518                 if (dev_conf->txmode.mq_mode == ETH_MQ_TX_VMDQ_DCB) {
 519                         const struct rte_eth_vmdq_dcb_tx_conf *conf;
 520
 521                         if (nb_tx_q != ETH_VMDQ_DCB_NUM_QUEUES) {
 522                                 PMD_DEBUG_TRACE("ethdev port_id=%d VMDQ+DCB, nb_tx_q "
 523                                                 "!= %d\n",
 524                                                 port_id, ETH_VMDQ_DCB_NUM_QUEUES);
 525                                 return (-EINVAL);
 526                         }
 527                         conf = &(dev_conf->tx_adv_conf.vmdq_dcb_tx_conf);
 528                         if (! (conf->nb_queue_pools == ETH_16_POOLS ||
 529                                conf->nb_queue_pools == ETH_32_POOLS)) {
 530                                 PMD_DEBUG_TRACE("ethdev port_id=%d VMDQ+DCB selected, "
 531                                                 "nb_queue_pools != %d or nb_queue_pools "
 532                                                 "!= %d\n",
 533                                                 port_id, ETH_16_POOLS, ETH_32_POOLS);
 534                                 return (-EINVAL);
 535                         }
 536                 }
 537
 538                 /* For DCB mode check our configuration before we go further */
 539                 if (dev_conf->rxmode.mq_mode == ETH_MQ_RX_DCB) {
 540                         const struct rte_eth_dcb_rx_conf *conf;
 541
 542                         if (nb_rx_q != ETH_DCB_NUM_QUEUES) {
 543                                 PMD_DEBUG_TRACE("ethdev port_id=%d DCB, nb_rx_q "
 544                                                 "!= %d\n",
 545                                                 port_id, ETH_DCB_NUM_QUEUES);
 546                                 return (-EINVAL);
 547                         }
 548                         conf = &(dev_conf->rx_adv_conf.dcb_rx_conf);
 549                         if (! (conf->nb_tcs == ETH_4_TCS ||
 550                                conf->nb_tcs == ETH_8_TCS)) {
 551                                 PMD_DEBUG_TRACE("ethdev port_id=%d DCB selected, "
 552                                                 "nb_tcs != %d or nb_tcs "
 553                                                 "!= %d\n",
 554                                                 port_id, ETH_4_TCS, ETH_8_TCS);
 555                                 return (-EINVAL);
 556                         }
 557                 }
 558
 559                 if (dev_conf->txmode.mq_mode == ETH_MQ_TX_DCB) {
 560                         const struct rte_eth_dcb_tx_conf *conf;
 561
 562                         if (nb_tx_q != ETH_DCB_NUM_QUEUES) {
 563                                 PMD_DEBUG_TRACE("ethdev port_id=%d DCB, nb_tx_q "
 564                                                 "!= %d\n",
 565                                                 port_id, ETH_DCB_NUM_QUEUES);
 566                                 return (-EINVAL);
 567                         }
 568                         conf = &(dev_conf->tx_adv_conf.dcb_tx_conf);
 569                         if (! (conf->nb_tcs == ETH_4_TCS ||
 570                                conf->nb_tcs == ETH_8_TCS)) {
 571                                 PMD_DEBUG_TRACE("ethdev port_id=%d DCB selected, "
 572                                                 "nb_tcs != %d or nb_tcs "
 573                                                 "!= %d\n",
 574                                                 port_id, ETH_4_TCS, ETH_8_TCS);
 575                                 return (-EINVAL);
 576                         }
 577                 }
 578         }
 579         return 0;
 580 }
 581
 582 int
 583 rte_eth_dev_configure(uint8_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 584                       const struct rte_eth_conf *dev_conf)
 585 {
 586         struct rte_eth_dev *dev;
 587         struct rte_eth_dev_info dev_info;
 588         int diag;
 589
 590         /* This function is only safe when called from the primary process
 591          * in a multi-process setup*/
 592         PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
 593
 594         if (port_id >= nb_ports || port_id >= RTE_MAX_ETHPORTS) {
 595                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 596                 return (-EINVAL);
 597         }
 598         dev = &rte_eth_devices[port_id];
 599
 600         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
 601         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
 602
 603         if (dev->data->dev_started) {
 604                 PMD_DEBUG_TRACE(
 605                     "port %d must be stopped to allow configuration\n", port_id);
 606                 return (-EBUSY);
 607         }
 608
 609         /*
 610          * Check that the numbers of RX and TX queues are not greater
 611          * than the maximum number of RX and TX queues supported by the
 612          * configured device.
 613          */
 614         (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
 615         if (nb_rx_q > dev_info.max_rx_queues) {
 616                 PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_queues=%d > %d\n",
 617                                 port_id, nb_rx_q, dev_info.max_rx_queues);
 618                 return (-EINVAL);
 619         }
 620         if (nb_rx_q == 0) {
 621                 PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_q == 0\n", port_id);
 622                 return (-EINVAL);
 623         }
 624
 625         if (nb_tx_q > dev_info.max_tx_queues) {
 626                 PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_queues=%d > %d\n",
 627                                 port_id, nb_tx_q, dev_info.max_tx_queues);
 628                 return (-EINVAL);
 629         }
 630         if (nb_tx_q == 0) {
 631                 PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_q == 0\n", port_id);
 632                 return (-EINVAL);
 633         }
 634
 635         /* Copy the dev_conf parameter into the dev structure */
 636         memcpy(&dev->data->dev_conf, dev_conf, sizeof(dev->data->dev_conf));
 637
 638         /*
 639          * If jumbo frames are enabled, check that the maximum RX packet
 640          * length is supported by the configured device.
 641          */
 642         if (dev_conf->rxmode.jumbo_frame == 1) {
 643                 if (dev_conf->rxmode.max_rx_pkt_len >
 644                     dev_info.max_rx_pktlen) {
 645                         PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 646                                 " > max valid value %u\n",
 647                                 port_id,
 648                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 649                                 (unsigned)dev_info.max_rx_pktlen);
 650                         return (-EINVAL);
 651                 }
 652                 else if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN) {
 653                         PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 654                                 " < min valid value %u\n",
 655                                 port_id,
 656                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 657                                 (unsigned)ETHER_MIN_LEN);
 658                         return (-EINVAL);
 659                 }
 660         } else
 661                 /* Use default value */
 662                 dev->data->dev_conf.rxmode.max_rx_pkt_len = ETHER_MAX_LEN;
 663
 664         /* multipe queue mode checking */
 665         diag = rte_eth_dev_check_mq_mode(port_id, nb_rx_q, nb_tx_q, dev_conf);
 666         if (diag != 0) {
 667                 PMD_DEBUG_TRACE("port%d rte_eth_dev_check_mq_mode = %d\n",
 668                                 port_id, diag);
 669                 return diag;
 670         }
 671
 672         /*
 673          * Setup new number of RX/TX queues and reconfigure device.
 674          */
 675         diag = rte_eth_dev_rx_queue_config(dev, nb_rx_q);
 676         if (diag != 0) {
 677                 PMD_DEBUG_TRACE("port%d rte_eth_dev_rx_queue_config = %d\n",
 678                                 port_id, diag);
 679                 return diag;
 680         }
 681
 682         diag = rte_eth_dev_tx_queue_config(dev, nb_tx_q);
 683         if (diag != 0) {
 684                 PMD_DEBUG_TRACE("port%d rte_eth_dev_tx_queue_config = %d\n",
 685                                 port_id, diag);
 686                 rte_eth_dev_rx_queue_config(dev, 0);
 687                 return diag;
 688         }
 689
 690         diag = (*dev->dev_ops->dev_configure)(dev);
 691         if (diag != 0) {
 692                 PMD_DEBUG_TRACE("port%d dev_configure = %d\n",
 693                                 port_id, diag);
 694                 rte_eth_dev_rx_queue_config(dev, 0);
 695                 rte_eth_dev_tx_queue_config(dev, 0);
 696                 return diag;
 697         }
 698
 699         return 0;
 700 }
 701
 702 static void
 703 rte_eth_dev_config_restore(uint8_t port_id)
 704 {
 705         struct rte_eth_dev *dev;
 706         struct rte_eth_dev_info dev_info;
 707         struct ether_addr addr;
 708         uint16_t i;
 709         uint32_t pool = 0;
 710
 711         dev = &rte_eth_devices[port_id];
 712
 713         rte_eth_dev_info_get(port_id, &dev_info);
 714
 715         if (RTE_ETH_DEV_SRIOV(dev).active)
 716                 pool = RTE_ETH_DEV_SRIOV(dev).def_vmdq_idx;
 717
 718         /* replay MAC address configuration */
 719         for (i = 0; i < dev_info.max_mac_addrs; i++) {
 720                 addr = dev->data->mac_addrs[i];
 721
 722                 /* skip zero address */
 723                 if (is_zero_ether_addr(&addr))
 724                         continue;
 725
 726                 /* add address to the hardware */
 727                 if  (*dev->dev_ops->mac_addr_add)
 728                         (*dev->dev_ops->mac_addr_add)(dev, &addr, i, pool);
 729                 else {
 730                         PMD_DEBUG_TRACE("port %d: MAC address array not supported\n",
 731                                         port_id);
 732                         /* exit the loop but not return an error */
 733                         break;
 734                 }
 735         }
 736
 737         /* replay promiscuous configuration */
 738         if (rte_eth_promiscuous_get(port_id) == 1)
 739                 rte_eth_promiscuous_enable(port_id);
 740         else if (rte_eth_promiscuous_get(port_id) == 0)
 741                 rte_eth_promiscuous_disable(port_id);
 742
 743         /* replay allmulticast configuration */
 744         if (rte_eth_allmulticast_get(port_id) == 1)
 745                 rte_eth_allmulticast_enable(port_id);
 746         else if (rte_eth_allmulticast_get(port_id) == 0)
 747                 rte_eth_allmulticast_disable(port_id);
 748 }
 749
 750 int
 751 rte_eth_dev_start(uint8_t port_id)
 752 {
 753         struct rte_eth_dev *dev;
 754         int diag;
 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         if (port_id >= nb_ports) {
 761                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 762                 return (-EINVAL);
 763         }
 764         dev = &rte_eth_devices[port_id];
 765
 766         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
 767
 768         if (dev->data->dev_started != 0) {
 769                 PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
 770                         " already started\n",
 771                         port_id);
 772                 return (0);
 773         }
 774
 775         diag = (*dev->dev_ops->dev_start)(dev);
 776         if (diag == 0)
 777                 dev->data->dev_started = 1;
 778         else
 779                 return diag;
 780
 781         rte_eth_dev_config_restore(port_id);
 782
 783         return 0;
 784 }
 785
 786 void
 787 rte_eth_dev_stop(uint8_t port_id)
 788 {
 789         struct rte_eth_dev *dev;
 790
 791         /* This function is only safe when called from the primary process
 792          * in a multi-process setup*/
 793         PROC_PRIMARY_OR_RET();
 794
 795         if (port_id >= nb_ports) {
 796                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 797                 return;
 798         }
 799         dev = &rte_eth_devices[port_id];
 800
 801         FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
 802
 803         if (dev->data->dev_started == 0) {
 804                 PMD_DEBUG_TRACE("Device with port_id=%" PRIu8
 805                         " already stopped\n",
 806                         port_id);
 807                 return;
 808         }
 809
 810         dev->data->dev_started = 0;
 811         (*dev->dev_ops->dev_stop)(dev);
 812 }
 813
 814 void
 815 rte_eth_dev_close(uint8_t port_id)
 816 {
 817         struct rte_eth_dev *dev;
 818
 819         /* This function is only safe when called from the primary process
 820          * in a multi-process setup*/
 821         PROC_PRIMARY_OR_RET();
 822
 823         if (port_id >= nb_ports) {
 824                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 825                 return;
 826         }
 827
 828         dev = &rte_eth_devices[port_id];
 829
 830         FUNC_PTR_OR_RET(*dev->dev_ops->dev_close);
 831         dev->data->dev_started = 0;
 832         (*dev->dev_ops->dev_close)(dev);
 833 }
 834
 835 int
 836 rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id,
 837                        uint16_t nb_rx_desc, unsigned int socket_id,
 838                        const struct rte_eth_rxconf *rx_conf,
 839                        struct rte_mempool *mp)
 840 {
 841         struct rte_eth_dev *dev;
 842         struct rte_pktmbuf_pool_private *mbp_priv;
 843         struct rte_eth_dev_info dev_info;
 844
 845         /* This function is only safe when called from the primary process
 846          * in a multi-process setup*/
 847         PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
 848
 849         if (port_id >= nb_ports) {
 850                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 851                 return (-EINVAL);
 852         }
 853         dev = &rte_eth_devices[port_id];
 854         if (rx_queue_id >= dev->data->nb_rx_queues) {
 855                 PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 856                 return (-EINVAL);
 857         }
 858
 859         if (dev->data->dev_started) {
 860                 PMD_DEBUG_TRACE(
 861                     "port %d must be stopped to allow configuration\n", port_id);
 862                 return -EBUSY;
 863         }
 864
 865         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
 866         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
 867
 868         /*
 869          * Check the size of the mbuf data buffer.
 870          * This value must be provided in the private data of the memory pool.
 871          * First check that the memory pool has a valid private data.
 872          */
 873         (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
 874         if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
 875                 PMD_DEBUG_TRACE("%s private_data_size %d < %d\n",
 876                                 mp->name, (int) mp->private_data_size,
 877                                 (int) sizeof(struct rte_pktmbuf_pool_private));
 878                 return (-ENOSPC);
 879         }
 880         mbp_priv = rte_mempool_get_priv(mp);
 881         if ((uint32_t) (mbp_priv->mbuf_data_room_size - RTE_PKTMBUF_HEADROOM) <
 882             dev_info.min_rx_bufsize) {
 883                 PMD_DEBUG_TRACE("%s mbuf_data_room_size %d < %d "
 884                                 "(RTE_PKTMBUF_HEADROOM=%d + min_rx_bufsize(dev)"
 885                                 "=%d)\n",
 886                                 mp->name,
 887                                 (int)mbp_priv->mbuf_data_room_size,
 888                                 (int)(RTE_PKTMBUF_HEADROOM +
 889                                       dev_info.min_rx_bufsize),
 890                                 (int)RTE_PKTMBUF_HEADROOM,
 891                                 (int)dev_info.min_rx_bufsize);
 892                 return (-EINVAL);
 893         }
 894
 895         return (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
 896                                                socket_id, rx_conf, mp);
 897 }
 898
 899 int
 900 rte_eth_tx_queue_setup(uint8_t port_id, uint16_t tx_queue_id,
 901                        uint16_t nb_tx_desc, unsigned int socket_id,
 902                        const struct rte_eth_txconf *tx_conf)
 903 {
 904         struct rte_eth_dev *dev;
 905
 906         /* This function is only safe when called from the primary process
 907          * in a multi-process setup*/
 908         PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
 909
 910         if (port_id >= RTE_MAX_ETHPORTS || port_id >= nb_ports) {
 911                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 912                 return (-EINVAL);
 913         }
 914         dev = &rte_eth_devices[port_id];
 915         if (tx_queue_id >= dev->data->nb_tx_queues) {
 916                 PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 917                 return (-EINVAL);
 918         }
 919
 920         if (dev->data->dev_started) {
 921                 PMD_DEBUG_TRACE(
 922                     "port %d must be stopped to allow configuration\n", port_id);
 923                 return -EBUSY;
 924         }
 925
 926         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
 927         return (*dev->dev_ops->tx_queue_setup)(dev, tx_queue_id, nb_tx_desc,
 928                                                socket_id, tx_conf);
 929 }
 930
 931 void
 932 rte_eth_promiscuous_enable(uint8_t port_id)
 933 {
 934         struct rte_eth_dev *dev;
 935
 936         if (port_id >= nb_ports) {
 937                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 938                 return;
 939         }
 940         dev = &rte_eth_devices[port_id];
 941
 942         FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_enable);
 943         (*dev->dev_ops->promiscuous_enable)(dev);
 944         dev->data->promiscuous = 1;
 945 }
 946
 947 void
 948 rte_eth_promiscuous_disable(uint8_t port_id)
 949 {
 950         struct rte_eth_dev *dev;
 951
 952         if (port_id >= nb_ports) {
 953                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 954                 return;
 955         }
 956         dev = &rte_eth_devices[port_id];
 957
 958         FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_disable);
 959         dev->data->promiscuous = 0;
 960         (*dev->dev_ops->promiscuous_disable)(dev);
 961 }
 962
 963 int
 964 rte_eth_promiscuous_get(uint8_t port_id)
 965 {
 966         struct rte_eth_dev *dev;
 967
 968         if (port_id >= nb_ports) {
 969                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 970                 return -1;
 971         }
 972
 973         dev = &rte_eth_devices[port_id];
 974         return dev->data->promiscuous;
 975 }
 976
 977 void
 978 rte_eth_allmulticast_enable(uint8_t port_id)
 979 {
 980         struct rte_eth_dev *dev;
 981
 982         if (port_id >= nb_ports) {
 983                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 984                 return;
 985         }
 986         dev = &rte_eth_devices[port_id];
 987
 988         FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_enable);
 989         (*dev->dev_ops->allmulticast_enable)(dev);
 990         dev->data->all_multicast = 1;
 991 }
 992
 993 void
 994 rte_eth_allmulticast_disable(uint8_t port_id)
 995 {
 996         struct rte_eth_dev *dev;
 997
 998         if (port_id >= nb_ports) {
 999                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1000                 return;
1001         }
1002         dev = &rte_eth_devices[port_id];
1003
1004         FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_disable);
1005         dev->data->all_multicast = 0;
1006         (*dev->dev_ops->allmulticast_disable)(dev);
1007 }
1008
1009 int
1010 rte_eth_allmulticast_get(uint8_t port_id)
1011 {
1012         struct rte_eth_dev *dev;
1013
1014         if (port_id >= nb_ports) {
1015                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1016                 return -1;
1017         }
1018
1019         dev = &rte_eth_devices[port_id];
1020         return dev->data->all_multicast;
1021 }
1022
1023 static inline int
1024 rte_eth_dev_atomic_read_link_status(struct rte_eth_dev *dev,
1025                                 struct rte_eth_link *link)
1026 {
1027         struct rte_eth_link *dst = link;
1028         struct rte_eth_link *src = &(dev->data->dev_link);
1029
1030         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
1031                                         *(uint64_t *)src) == 0)
1032                 return -1;
1033
1034         return 0;
1035 }
1036
1037 void
1038 rte_eth_link_get(uint8_t port_id, struct rte_eth_link *eth_link)
1039 {
1040         struct rte_eth_dev *dev;
1041
1042         if (port_id >= nb_ports) {
1043                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1044                 return;
1045         }
1046         dev = &rte_eth_devices[port_id];
1047         FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1048
1049         if (dev->data->dev_conf.intr_conf.lsc != 0)
1050                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1051         else {
1052                 (*dev->dev_ops->link_update)(dev, 1);
1053                 *eth_link = dev->data->dev_link;
1054         }
1055 }
1056
1057 void
1058 rte_eth_link_get_nowait(uint8_t port_id, struct rte_eth_link *eth_link)
1059 {
1060         struct rte_eth_dev *dev;
1061
1062         if (port_id >= nb_ports) {
1063                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1064                 return;
1065         }
1066         dev = &rte_eth_devices[port_id];
1067         FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1068
1069         if (dev->data->dev_conf.intr_conf.lsc != 0)
1070                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1071         else {
1072                 (*dev->dev_ops->link_update)(dev, 0);
1073                 *eth_link = dev->data->dev_link;
1074         }
1075 }
1076
1077 void
1078 rte_eth_stats_get(uint8_t port_id, struct rte_eth_stats *stats)
1079 {
1080         struct rte_eth_dev *dev;
1081
1082         if (port_id >= nb_ports) {
1083                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1084                 return;
1085         }
1086         dev = &rte_eth_devices[port_id];
1087         memset(stats, 0, sizeof(*stats));
1088
1089         FUNC_PTR_OR_RET(*dev->dev_ops->stats_get);
1090         (*dev->dev_ops->stats_get)(dev, stats);
1091         stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
1092 }
1093
1094 void
1095 rte_eth_stats_reset(uint8_t port_id)
1096 {
1097         struct rte_eth_dev *dev;
1098
1099         if (port_id >= nb_ports) {
1100                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1101                 return;
1102         }
1103         dev = &rte_eth_devices[port_id];
1104
1105         FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
1106         (*dev->dev_ops->stats_reset)(dev);
1107 }
1108
1109
1110 static int
1111 set_queue_stats_mapping(uint8_t port_id, uint16_t queue_id, uint8_t stat_idx,
1112                 uint8_t is_rx)
1113 {
1114         struct rte_eth_dev *dev;
1115
1116         if (port_id >= nb_ports) {
1117                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1118                 return -ENODEV;
1119         }
1120         dev = &rte_eth_devices[port_id];
1121
1122         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
1123         return (*dev->dev_ops->queue_stats_mapping_set)
1124                         (dev, queue_id, stat_idx, is_rx);
1125 }
1126
1127
1128 int
1129 rte_eth_dev_set_tx_queue_stats_mapping(uint8_t port_id, uint16_t tx_queue_id,
1130                 uint8_t stat_idx)
1131 {
1132         return set_queue_stats_mapping(port_id, tx_queue_id, stat_idx,
1133                         STAT_QMAP_TX);
1134 }
1135
1136
1137 int
1138 rte_eth_dev_set_rx_queue_stats_mapping(uint8_t port_id, uint16_t rx_queue_id,
1139                 uint8_t stat_idx)
1140 {
1141         return set_queue_stats_mapping(port_id, rx_queue_id, stat_idx,
1142                         STAT_QMAP_RX);
1143 }
1144
1145
1146 void
1147 rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)
1148 {
1149         struct rte_eth_dev *dev;
1150
1151         if (port_id >= nb_ports) {
1152                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1153                 return;
1154         }
1155         dev = &rte_eth_devices[port_id];
1156
1157         /* Default device offload capabilities to zero */
1158         dev_info->rx_offload_capa = 0;
1159         dev_info->tx_offload_capa = 0;
1160         dev_info->if_index = 0;
1161         FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
1162         (*dev->dev_ops->dev_infos_get)(dev, dev_info);
1163         dev_info->pci_dev = dev->pci_dev;
1164         if (dev->driver)
1165                 dev_info->driver_name = dev->driver->pci_drv.name;
1166 }
1167
1168 void
1169 rte_eth_macaddr_get(uint8_t port_id, struct ether_addr *mac_addr)
1170 {
1171         struct rte_eth_dev *dev;
1172
1173         if (port_id >= nb_ports) {
1174                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1175                 return;
1176         }
1177         dev = &rte_eth_devices[port_id];
1178         ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
1179 }
1180
1181 int
1182 rte_eth_dev_vlan_filter(uint8_t port_id, uint16_t vlan_id, int on)
1183 {
1184         struct rte_eth_dev *dev;
1185
1186         if (port_id >= nb_ports) {
1187                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1188                 return (-ENODEV);
1189         }
1190         dev = &rte_eth_devices[port_id];
1191         if (! (dev->data->dev_conf.rxmode.hw_vlan_filter)) {
1192                 PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
1193                 return (-ENOSYS);
1194         }
1195
1196         if (vlan_id > 4095) {
1197                 PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n",
1198                                 port_id, (unsigned) vlan_id);
1199                 return (-EINVAL);
1200         }
1201         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
1202         (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
1203         return (0);
1204 }
1205
1206 int
1207 rte_eth_dev_set_vlan_strip_on_queue(uint8_t port_id, uint16_t rx_queue_id, int on)
1208 {
1209         struct rte_eth_dev *dev;
1210
1211         if (port_id >= nb_ports) {
1212                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1213                 return (-ENODEV);
1214         }
1215
1216         dev = &rte_eth_devices[port_id];
1217         if (rx_queue_id >= dev->data->nb_rx_queues) {
1218                 PMD_DEBUG_TRACE("Invalid rx_queue_id=%d\n", port_id);
1219                 return (-EINVAL);
1220         }
1221
1222         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
1223         (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
1224
1225         return (0);
1226 }
1227
1228 int
1229 rte_eth_dev_set_vlan_ether_type(uint8_t port_id, uint16_t tpid)
1230 {
1231         struct rte_eth_dev *dev;
1232
1233         if (port_id >= nb_ports) {
1234                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1235                 return (-ENODEV);
1236         }
1237
1238         dev = &rte_eth_devices[port_id];
1239         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
1240         (*dev->dev_ops->vlan_tpid_set)(dev, tpid);
1241
1242         return (0);
1243 }
1244
1245 int
1246 rte_eth_dev_set_vlan_offload(uint8_t port_id, int offload_mask)
1247 {
1248         struct rte_eth_dev *dev;
1249         int ret = 0;
1250         int mask = 0;
1251         int cur, org = 0;
1252
1253         if (port_id >= nb_ports) {
1254                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1255                 return (-ENODEV);
1256         }
1257
1258         dev = &rte_eth_devices[port_id];
1259
1260         /*check which option changed by application*/
1261         cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
1262         org = !!(dev->data->dev_conf.rxmode.hw_vlan_strip);
1263         if (cur != org){
1264                 dev->data->dev_conf.rxmode.hw_vlan_strip = (uint8_t)cur;
1265                 mask |= ETH_VLAN_STRIP_MASK;
1266         }
1267
1268         cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
1269         org = !!(dev->data->dev_conf.rxmode.hw_vlan_filter);
1270         if (cur != org){
1271                 dev->data->dev_conf.rxmode.hw_vlan_filter = (uint8_t)cur;
1272                 mask |= ETH_VLAN_FILTER_MASK;
1273         }
1274
1275         cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
1276         org = !!(dev->data->dev_conf.rxmode.hw_vlan_extend);
1277         if (cur != org){
1278                 dev->data->dev_conf.rxmode.hw_vlan_extend = (uint8_t)cur;
1279                 mask |= ETH_VLAN_EXTEND_MASK;
1280         }
1281
1282         /*no change*/
1283         if(mask == 0)
1284                 return ret;
1285
1286         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
1287         (*dev->dev_ops->vlan_offload_set)(dev, mask);
1288
1289         return ret;
1290 }
1291
1292 int
1293 rte_eth_dev_get_vlan_offload(uint8_t port_id)
1294 {
1295         struct rte_eth_dev *dev;
1296         int ret = 0;
1297
1298         if (port_id >= nb_ports) {
1299                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1300                 return (-ENODEV);
1301         }
1302
1303         dev = &rte_eth_devices[port_id];
1304
1305         if (dev->data->dev_conf.rxmode.hw_vlan_strip)
1306                 ret |= ETH_VLAN_STRIP_OFFLOAD ;
1307
1308         if (dev->data->dev_conf.rxmode.hw_vlan_filter)
1309                 ret |= ETH_VLAN_FILTER_OFFLOAD ;
1310
1311         if (dev->data->dev_conf.rxmode.hw_vlan_extend)
1312                 ret |= ETH_VLAN_EXTEND_OFFLOAD ;
1313
1314         return ret;
1315 }
1316
1317
1318 int
1319 rte_eth_dev_fdir_add_signature_filter(uint8_t port_id,
1320                                       struct rte_fdir_filter *fdir_filter,
1321                                       uint8_t queue)
1322 {
1323         struct rte_eth_dev *dev;
1324
1325         if (port_id >= nb_ports) {
1326                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1327                 return (-ENODEV);
1328         }
1329
1330         dev = &rte_eth_devices[port_id];
1331
1332         if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_SIGNATURE) {
1333                 PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n",
1334                                 port_id, dev->data->dev_conf.fdir_conf.mode);
1335                 return (-ENOSYS);
1336         }
1337
1338         if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP
1339              || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE)
1340             && (fdir_filter->port_src || fdir_filter->port_dst)) {
1341                 PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \
1342                                 "None l4type, source & destinations ports " \
1343                                 "should be null!\n");
1344                 return (-EINVAL);
1345         }
1346
1347         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_add_signature_filter, -ENOTSUP);
1348         return (*dev->dev_ops->fdir_add_signature_filter)(dev, fdir_filter,
1349                                                                 queue);
1350 }
1351
1352 int
1353 rte_eth_dev_fdir_update_signature_filter(uint8_t port_id,
1354                                          struct rte_fdir_filter *fdir_filter,
1355                                          uint8_t queue)
1356 {
1357         struct rte_eth_dev *dev;
1358
1359         if (port_id >= nb_ports) {
1360                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1361                 return (-ENODEV);
1362         }
1363
1364         dev = &rte_eth_devices[port_id];
1365
1366         if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_SIGNATURE) {
1367                 PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n",
1368                                 port_id, dev->data->dev_conf.fdir_conf.mode);
1369                 return (-ENOSYS);
1370         }
1371
1372         if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP
1373              || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE)
1374             && (fdir_filter->port_src || fdir_filter->port_dst)) {
1375                 PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \
1376                                 "None l4type, source & destinations ports " \
1377                                 "should be null!\n");
1378                 return (-EINVAL);
1379         }
1380
1381         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_update_signature_filter, -ENOTSUP);
1382         return (*dev->dev_ops->fdir_update_signature_filter)(dev, fdir_filter,
1383                                                                 queue);
1384
1385 }
1386
1387 int
1388 rte_eth_dev_fdir_remove_signature_filter(uint8_t port_id,
1389                                          struct rte_fdir_filter *fdir_filter)
1390 {
1391         struct rte_eth_dev *dev;
1392
1393         if (port_id >= nb_ports) {
1394                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1395                 return (-ENODEV);
1396         }
1397
1398         dev = &rte_eth_devices[port_id];
1399
1400         if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_SIGNATURE) {
1401                 PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n",
1402                                 port_id, dev->data->dev_conf.fdir_conf.mode);
1403                 return (-ENOSYS);
1404         }
1405
1406         if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP
1407              || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE)
1408             && (fdir_filter->port_src || fdir_filter->port_dst)) {
1409                 PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \
1410                                 "None l4type source & destinations ports " \
1411                                 "should be null!\n");
1412                 return (-EINVAL);
1413         }
1414
1415         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_remove_signature_filter, -ENOTSUP);
1416         return (*dev->dev_ops->fdir_remove_signature_filter)(dev, fdir_filter);
1417 }
1418
1419 int
1420 rte_eth_dev_fdir_get_infos(uint8_t port_id, struct rte_eth_fdir *fdir)
1421 {
1422         struct rte_eth_dev *dev;
1423
1424         if (port_id >= nb_ports) {
1425                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1426                 return (-ENODEV);
1427         }
1428
1429         dev = &rte_eth_devices[port_id];
1430         if (! (dev->data->dev_conf.fdir_conf.mode)) {
1431                 PMD_DEBUG_TRACE("port %d: pkt-filter disabled\n", port_id);
1432                 return (-ENOSYS);
1433         }
1434
1435         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_infos_get, -ENOTSUP);
1436
1437         (*dev->dev_ops->fdir_infos_get)(dev, fdir);
1438         return (0);
1439 }
1440
1441 int
1442 rte_eth_dev_fdir_add_perfect_filter(uint8_t port_id,
1443                                     struct rte_fdir_filter *fdir_filter,
1444                                     uint16_t soft_id, uint8_t queue,
1445                                     uint8_t drop)
1446 {
1447         struct rte_eth_dev *dev;
1448
1449         if (port_id >= nb_ports) {
1450                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1451                 return (-ENODEV);
1452         }
1453
1454         dev = &rte_eth_devices[port_id];
1455
1456         if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_PERFECT) {
1457                 PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n",
1458                                 port_id, dev->data->dev_conf.fdir_conf.mode);
1459                 return (-ENOSYS);
1460         }
1461
1462         if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP
1463              || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE)
1464             && (fdir_filter->port_src || fdir_filter->port_dst)) {
1465                 PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \
1466                                 "None l4type, source & destinations ports " \
1467                                 "should be null!\n");
1468                 return (-EINVAL);
1469         }
1470
1471         /* For now IPv6 is not supported with perfect filter */
1472         if (fdir_filter->iptype == RTE_FDIR_IPTYPE_IPV6)
1473                 return (-ENOTSUP);
1474
1475         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_add_perfect_filter, -ENOTSUP);
1476         return (*dev->dev_ops->fdir_add_perfect_filter)(dev, fdir_filter,
1477                                                                 soft_id, queue,
1478                                                                 drop);
1479 }
1480
1481 int
1482 rte_eth_dev_fdir_update_perfect_filter(uint8_t port_id,
1483                                        struct rte_fdir_filter *fdir_filter,
1484                                        uint16_t soft_id, uint8_t queue,
1485                                        uint8_t drop)
1486 {
1487         struct rte_eth_dev *dev;
1488
1489         if (port_id >= nb_ports) {
1490                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1491                 return (-ENODEV);
1492         }
1493
1494         dev = &rte_eth_devices[port_id];
1495
1496         if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_PERFECT) {
1497                 PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n",
1498                                 port_id, dev->data->dev_conf.fdir_conf.mode);
1499                 return (-ENOSYS);
1500         }
1501
1502         if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP
1503              || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE)
1504             && (fdir_filter->port_src || fdir_filter->port_dst)) {
1505                 PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \
1506                                 "None l4type, source & destinations ports " \
1507                                 "should be null!\n");
1508                 return (-EINVAL);
1509         }
1510
1511         /* For now IPv6 is not supported with perfect filter */
1512         if (fdir_filter->iptype == RTE_FDIR_IPTYPE_IPV6)
1513                 return (-ENOTSUP);
1514
1515         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_update_perfect_filter, -ENOTSUP);
1516         return (*dev->dev_ops->fdir_update_perfect_filter)(dev, fdir_filter,
1517                                                         soft_id, queue, drop);
1518 }
1519
1520 int
1521 rte_eth_dev_fdir_remove_perfect_filter(uint8_t port_id,
1522                                        struct rte_fdir_filter *fdir_filter,
1523                                        uint16_t soft_id)
1524 {
1525         struct rte_eth_dev *dev;
1526
1527         if (port_id >= nb_ports) {
1528                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1529                 return (-ENODEV);
1530         }
1531
1532         dev = &rte_eth_devices[port_id];
1533
1534         if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_PERFECT) {
1535                 PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n",
1536                                 port_id, dev->data->dev_conf.fdir_conf.mode);
1537                 return (-ENOSYS);
1538         }
1539
1540         if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP
1541              || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE)
1542             && (fdir_filter->port_src || fdir_filter->port_dst)) {
1543                 PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \
1544                                 "None l4type, source & destinations ports " \
1545                                 "should be null!\n");
1546                 return (-EINVAL);
1547         }
1548
1549         /* For now IPv6 is not supported with perfect filter */
1550         if (fdir_filter->iptype == RTE_FDIR_IPTYPE_IPV6)
1551                 return (-ENOTSUP);
1552
1553         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_remove_perfect_filter, -ENOTSUP);
1554         return (*dev->dev_ops->fdir_remove_perfect_filter)(dev, fdir_filter,
1555                                                                 soft_id);
1556 }
1557
1558 int
1559 rte_eth_dev_fdir_set_masks(uint8_t port_id, struct rte_fdir_masks *fdir_mask)
1560 {
1561         struct rte_eth_dev *dev;
1562
1563         if (port_id >= nb_ports) {
1564                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1565                 return (-ENODEV);
1566         }
1567
1568         dev = &rte_eth_devices[port_id];
1569         if (! (dev->data->dev_conf.fdir_conf.mode)) {
1570                 PMD_DEBUG_TRACE("port %d: pkt-filter disabled\n", port_id);
1571                 return (-ENOSYS);
1572         }
1573
1574         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_set_masks, -ENOTSUP);
1575         return (*dev->dev_ops->fdir_set_masks)(dev, fdir_mask);
1576 }
1577
1578 int
1579 rte_eth_dev_flow_ctrl_set(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1580 {
1581         struct rte_eth_dev *dev;
1582
1583         if (port_id >= nb_ports) {
1584                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1585                 return (-ENODEV);
1586         }
1587
1588         if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
1589                 PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n");
1590                 return (-EINVAL);
1591         }
1592
1593         dev = &rte_eth_devices[port_id];
1594         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
1595         return (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf);
1596 }
1597
1598 int
1599 rte_eth_dev_priority_flow_ctrl_set(uint8_t port_id, struct rte_eth_pfc_conf *pfc_conf)
1600 {
1601         struct rte_eth_dev *dev;
1602
1603         if (port_id >= nb_ports) {
1604                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1605                 return (-ENODEV);
1606         }
1607
1608         if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
1609                 PMD_DEBUG_TRACE("Invalid priority, only 0-7 allowed\n");
1610                 return (-EINVAL);
1611         }
1612
1613         dev = &rte_eth_devices[port_id];
1614         /* High water, low water validation are device specific */
1615         if  (*dev->dev_ops->priority_flow_ctrl_set)
1616                 return (*dev->dev_ops->priority_flow_ctrl_set)(dev, pfc_conf);
1617         return (-ENOTSUP);
1618 }
1619
1620 int
1621 rte_eth_dev_rss_reta_update(uint8_t port_id, struct rte_eth_rss_reta *reta_conf)
1622 {
1623         struct rte_eth_dev *dev;
1624         uint16_t max_rxq;
1625         uint8_t i,j;
1626
1627         if (port_id >= nb_ports) {
1628                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1629                 return (-ENODEV);
1630         }
1631
1632         /* Invalid mask bit(s) setting */
1633         if ((reta_conf->mask_lo == 0) && (reta_conf->mask_hi == 0)) {
1634                 PMD_DEBUG_TRACE("Invalid update mask bits for port=%d\n",port_id);
1635                 return (-EINVAL);
1636         }
1637
1638         dev = &rte_eth_devices[port_id];
1639         max_rxq = (dev->data->nb_rx_queues <= ETH_RSS_RETA_MAX_QUEUE) ?
1640                 dev->data->nb_rx_queues : ETH_RSS_RETA_MAX_QUEUE;
1641         if (reta_conf->mask_lo != 0) {
1642                 for (i = 0; i < ETH_RSS_RETA_NUM_ENTRIES/2; i++) {
1643                         if ((reta_conf->mask_lo & (1ULL << i)) &&
1644                                 (reta_conf->reta[i] >= max_rxq)) {
1645                                 PMD_DEBUG_TRACE("RETA hash index output"
1646                                         "configration for port=%d,invalid"
1647                                         "queue=%d\n",port_id,reta_conf->reta[i]);
1648
1649                                 return (-EINVAL);
1650                         }
1651                 }
1652         }
1653
1654         if (reta_conf->mask_hi != 0) {
1655                 for (i = 0; i< ETH_RSS_RETA_NUM_ENTRIES/2; i++) {
1656                         j = (uint8_t)(i + ETH_RSS_RETA_NUM_ENTRIES/2);
1657
1658                         /* Check if the max entry >= 128 */
1659                         if ((reta_conf->mask_hi & (1ULL << i)) &&
1660                                 (reta_conf->reta[j] >= max_rxq)) {
1661                                 PMD_DEBUG_TRACE("RETA hash index output"
1662                                         "configration for port=%d,invalid"
1663                                         "queue=%d\n",port_id,reta_conf->reta[j]);
1664
1665                                 return (-EINVAL);
1666                         }
1667                 }
1668         }
1669
1670         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
1671         return (*dev->dev_ops->reta_update)(dev, reta_conf);
1672 }
1673
1674 int
1675 rte_eth_dev_rss_reta_query(uint8_t port_id, struct rte_eth_rss_reta *reta_conf)
1676 {
1677         struct rte_eth_dev *dev;
1678
1679         if (port_id >= nb_ports) {
1680                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1681                 return (-ENODEV);
1682         }
1683
1684         if((reta_conf->mask_lo == 0) && (reta_conf->mask_hi == 0)) {
1685                 PMD_DEBUG_TRACE("Invalid update mask bits for the port=%d\n",port_id);
1686                 return (-EINVAL);
1687         }
1688
1689         dev = &rte_eth_devices[port_id];
1690         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
1691         return (*dev->dev_ops->reta_query)(dev, reta_conf);
1692 }
1693
1694 int
1695 rte_eth_dev_rss_hash_update(uint8_t port_id, struct rte_eth_rss_conf *rss_conf)
1696 {
1697         struct rte_eth_dev *dev;
1698         uint16_t rss_hash_protos;
1699
1700         if (port_id >= nb_ports) {
1701                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1702                 return (-ENODEV);
1703         }
1704         rss_hash_protos = rss_conf->rss_hf;
1705         if ((rss_hash_protos != 0) &&
1706             ((rss_hash_protos & ETH_RSS_PROTO_MASK) == 0)) {
1707                 PMD_DEBUG_TRACE("Invalid rss_hash_protos=0x%x\n",
1708                                 rss_hash_protos);
1709                 return (-EINVAL);
1710         }
1711         dev = &rte_eth_devices[port_id];
1712         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
1713         return (*dev->dev_ops->rss_hash_update)(dev, rss_conf);
1714 }
1715
1716 int
1717 rte_eth_dev_rss_hash_conf_get(uint8_t port_id,
1718                               struct rte_eth_rss_conf *rss_conf)
1719 {
1720         struct rte_eth_dev *dev;
1721
1722         if (port_id >= nb_ports) {
1723                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1724                 return (-ENODEV);
1725         }
1726         dev = &rte_eth_devices[port_id];
1727         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
1728         return (*dev->dev_ops->rss_hash_conf_get)(dev, rss_conf);
1729 }
1730
1731 int
1732 rte_eth_led_on(uint8_t port_id)
1733 {
1734         struct rte_eth_dev *dev;
1735
1736         if (port_id >= nb_ports) {
1737                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1738                 return (-ENODEV);
1739         }
1740
1741         dev = &rte_eth_devices[port_id];
1742         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
1743         return ((*dev->dev_ops->dev_led_on)(dev));
1744 }
1745
1746 int
1747 rte_eth_led_off(uint8_t port_id)
1748 {
1749         struct rte_eth_dev *dev;
1750
1751         if (port_id >= nb_ports) {
1752                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1753                 return (-ENODEV);
1754         }
1755
1756         dev = &rte_eth_devices[port_id];
1757         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
1758         return ((*dev->dev_ops->dev_led_off)(dev));
1759 }
1760
1761 /*
1762  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
1763  * an empty spot.
1764  */
1765 static inline int
1766 get_mac_addr_index(uint8_t port_id, struct ether_addr *addr)
1767 {
1768         struct rte_eth_dev_info dev_info;
1769         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1770         unsigned i;
1771
1772         rte_eth_dev_info_get(port_id, &dev_info);
1773
1774         for (i = 0; i < dev_info.max_mac_addrs; i++)
1775                 if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
1776                         return i;
1777
1778         return -1;
1779 }
1780
1781 static struct ether_addr null_mac_addr = {{0, 0, 0, 0, 0, 0}};
1782
1783 int
1784 rte_eth_dev_mac_addr_add(uint8_t port_id, struct ether_addr *addr,
1785                         uint32_t pool)
1786 {
1787         struct rte_eth_dev *dev;
1788         int index;
1789         uint64_t pool_mask;
1790
1791         if (port_id >= nb_ports) {
1792                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1793                 return (-ENODEV);
1794         }
1795         dev = &rte_eth_devices[port_id];
1796         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
1797
1798         if (is_zero_ether_addr(addr)) {
1799                 PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
1800                         port_id);
1801                 return (-EINVAL);
1802         }
1803         if (pool >= ETH_64_POOLS) {
1804                 PMD_DEBUG_TRACE("pool id must be 0-%d\n",ETH_64_POOLS - 1);
1805                 return (-EINVAL);
1806         }
1807
1808         index = get_mac_addr_index(port_id, addr);
1809         if (index < 0) {
1810                 index = get_mac_addr_index(port_id, &null_mac_addr);
1811                 if (index < 0) {
1812                         PMD_DEBUG_TRACE("port %d: MAC address array full\n",
1813                                 port_id);
1814                         return (-ENOSPC);
1815                 }
1816         } else {
1817                 pool_mask = dev->data->mac_pool_sel[index];
1818
1819                 /* Check if both MAC address and pool is alread there, and do nothing */
1820                 if (pool_mask & (1ULL << pool))
1821                         return 0;
1822         }
1823
1824         /* Update NIC */
1825         (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
1826
1827         /* Update address in NIC data structure */
1828         ether_addr_copy(addr, &dev->data->mac_addrs[index]);
1829
1830         /* Update pool bitmap in NIC data structure */
1831         dev->data->mac_pool_sel[index] |= (1ULL << pool);
1832
1833         return 0;
1834 }
1835
1836 int
1837 rte_eth_dev_mac_addr_remove(uint8_t port_id, struct ether_addr *addr)
1838 {
1839         struct rte_eth_dev *dev;
1840         int index;
1841
1842         if (port_id >= nb_ports) {
1843                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1844                 return (-ENODEV);
1845         }
1846         dev = &rte_eth_devices[port_id];
1847         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
1848
1849         index = get_mac_addr_index(port_id, addr);
1850         if (index == 0) {
1851                 PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id);
1852                 return (-EADDRINUSE);
1853         } else if (index < 0)
1854                 return 0;  /* Do nothing if address wasn't found */
1855
1856         /* Update NIC */
1857         (*dev->dev_ops->mac_addr_remove)(dev, index);
1858
1859         /* Update address in NIC data structure */
1860         ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
1861
1862         return 0;
1863 }
1864
1865 int
1866 rte_eth_dev_set_vf_rxmode(uint8_t port_id,  uint16_t vf,
1867                                 uint16_t rx_mode, uint8_t on)
1868 {
1869         uint16_t num_vfs;
1870         struct rte_eth_dev *dev;
1871         struct rte_eth_dev_info dev_info;
1872
1873         if (port_id >= nb_ports) {
1874                 PMD_DEBUG_TRACE("set VF RX mode:Invalid port_id=%d\n",
1875                                 port_id);
1876                 return (-ENODEV);
1877         }
1878
1879         dev = &rte_eth_devices[port_id];
1880         rte_eth_dev_info_get(port_id, &dev_info);
1881
1882         num_vfs = dev_info.max_vfs;
1883         if (vf > num_vfs)
1884         {
1885                 PMD_DEBUG_TRACE("set VF RX mode:invalid VF id %d\n", vf);
1886                 return (-EINVAL);
1887         }
1888         if (rx_mode == 0)
1889         {
1890                 PMD_DEBUG_TRACE("set VF RX mode:mode mask ca not be zero\n");
1891                 return (-EINVAL);
1892         }
1893         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx_mode, -ENOTSUP);
1894         return (*dev->dev_ops->set_vf_rx_mode)(dev, vf, rx_mode, on);
1895 }
1896
1897 /*
1898  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
1899  * an empty spot.
1900  */
1901 static inline int
1902 get_hash_mac_addr_index(uint8_t port_id, struct ether_addr *addr)
1903 {
1904         struct rte_eth_dev_info dev_info;
1905         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1906         unsigned i;
1907
1908         rte_eth_dev_info_get(port_id, &dev_info);
1909         if (!dev->data->hash_mac_addrs)
1910                 return -1;
1911
1912         for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
1913                 if (memcmp(addr, &dev->data->hash_mac_addrs[i],
1914                         ETHER_ADDR_LEN) == 0)
1915                         return i;
1916
1917         return -1;
1918 }
1919
1920 int
1921 rte_eth_dev_uc_hash_table_set(uint8_t port_id, struct ether_addr *addr,
1922                                 uint8_t on)
1923 {
1924         int index;
1925         int ret;
1926         struct rte_eth_dev *dev;
1927
1928         if (port_id >= nb_ports) {
1929                 PMD_DEBUG_TRACE("unicast hash setting:Invalid port_id=%d\n",
1930                         port_id);
1931                 return (-ENODEV);
1932         }
1933
1934         dev = &rte_eth_devices[port_id];
1935         if (is_zero_ether_addr(addr)) {
1936                 PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
1937                         port_id);
1938                 return (-EINVAL);
1939         }
1940
1941         index = get_hash_mac_addr_index(port_id, addr);
1942         /* Check if it's already there, and do nothing */
1943         if ((index >= 0) && (on))
1944                 return 0;
1945
1946         if (index < 0) {
1947                 if (!on) {
1948                         PMD_DEBUG_TRACE("port %d: the MAC address was not"
1949                                 "set in UTA\n", port_id);
1950                         return (-EINVAL);
1951                 }
1952
1953                 index = get_hash_mac_addr_index(port_id, &null_mac_addr);
1954                 if (index < 0) {
1955                         PMD_DEBUG_TRACE("port %d: MAC address array full\n",
1956                                         port_id);
1957                         return (-ENOSPC);
1958                 }
1959         }
1960
1961         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
1962         ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
1963         if (ret == 0) {
1964                 /* Update address in NIC data structure */
1965                 if (on)
1966                         ether_addr_copy(addr,
1967                                         &dev->data->hash_mac_addrs[index]);
1968                 else
1969                         ether_addr_copy(&null_mac_addr,
1970                                         &dev->data->hash_mac_addrs[index]);
1971         }
1972
1973         return ret;
1974 }
1975
1976 int
1977 rte_eth_dev_uc_all_hash_table_set(uint8_t port_id, uint8_t on)
1978 {
1979         struct rte_eth_dev *dev;
1980
1981         if (port_id >= nb_ports) {
1982                 PMD_DEBUG_TRACE("unicast hash setting:Invalid port_id=%d\n",
1983                         port_id);
1984                 return (-ENODEV);
1985         }
1986
1987         dev = &rte_eth_devices[port_id];
1988
1989         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
1990         return (*dev->dev_ops->uc_all_hash_table_set)(dev, on);
1991 }
1992
1993 int
1994 rte_eth_dev_set_vf_rx(uint8_t port_id,uint16_t vf, uint8_t on)
1995 {
1996         uint16_t num_vfs;
1997         struct rte_eth_dev *dev;
1998         struct rte_eth_dev_info dev_info;
1999
2000         if (port_id >= nb_ports) {
2001                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2002                 return (-ENODEV);
2003         }
2004
2005         dev = &rte_eth_devices[port_id];
2006         rte_eth_dev_info_get(port_id, &dev_info);
2007
2008         num_vfs = dev_info.max_vfs;
2009         if (vf > num_vfs)
2010         {
2011                 PMD_DEBUG_TRACE("port %d: invalid vf id\n", port_id);
2012                 return (-EINVAL);
2013         }
2014
2015         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_rx, -ENOTSUP);
2016         return (*dev->dev_ops->set_vf_rx)(dev, vf,on);
2017 }
2018
2019 int
2020 rte_eth_dev_set_vf_tx(uint8_t port_id,uint16_t vf, uint8_t on)
2021 {
2022         uint16_t num_vfs;
2023         struct rte_eth_dev *dev;
2024         struct rte_eth_dev_info dev_info;
2025
2026         if (port_id >= nb_ports) {
2027                 PMD_DEBUG_TRACE("set pool tx:Invalid port_id=%d\n", port_id);
2028                 return (-ENODEV);
2029         }
2030
2031         dev = &rte_eth_devices[port_id];
2032         rte_eth_dev_info_get(port_id, &dev_info);
2033
2034         num_vfs = dev_info.max_vfs;
2035         if (vf > num_vfs)
2036         {
2037                 PMD_DEBUG_TRACE("set pool tx:invalid pool id=%d\n", vf);
2038                 return (-EINVAL);
2039         }
2040
2041         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_tx, -ENOTSUP);
2042         return (*dev->dev_ops->set_vf_tx)(dev, vf,on);
2043 }
2044
2045 int
2046 rte_eth_dev_set_vf_vlan_filter(uint8_t port_id, uint16_t vlan_id,
2047                                  uint64_t vf_mask,uint8_t vlan_on)
2048 {
2049         struct rte_eth_dev *dev;
2050
2051         if (port_id >= nb_ports) {
2052                 PMD_DEBUG_TRACE("VF VLAN filter:invalid port id=%d\n",
2053                                 port_id);
2054                 return (-ENODEV);
2055         }
2056         dev = &rte_eth_devices[port_id];
2057
2058         if(vlan_id > ETHER_MAX_VLAN_ID)
2059         {
2060                 PMD_DEBUG_TRACE("VF VLAN filter:invalid VLAN id=%d\n",
2061                         vlan_id);
2062                 return (-EINVAL);
2063         }
2064         if (vf_mask == 0)
2065         {
2066                 PMD_DEBUG_TRACE("VF VLAN filter:pool_mask can not be 0\n");
2067                 return (-EINVAL);
2068         }
2069
2070         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_vf_vlan_filter, -ENOTSUP);
2071         return (*dev->dev_ops->set_vf_vlan_filter)(dev, vlan_id,
2072                                                 vf_mask,vlan_on);
2073 }
2074
2075 int
2076 rte_eth_mirror_rule_set(uint8_t port_id,
2077                         struct rte_eth_vmdq_mirror_conf *mirror_conf,
2078                         uint8_t rule_id, uint8_t on)
2079 {
2080         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2081
2082         if (port_id >= nb_ports) {
2083                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2084                 return (-ENODEV);
2085         }
2086
2087         if (mirror_conf->rule_type_mask == 0) {
2088                 PMD_DEBUG_TRACE("mirror rule type can not be 0.\n");
2089                 return (-EINVAL);
2090         }
2091
2092         if (mirror_conf->dst_pool >= ETH_64_POOLS) {
2093                 PMD_DEBUG_TRACE("Invalid dst pool, pool id must"
2094                         "be 0-%d\n",ETH_64_POOLS - 1);
2095                 return (-EINVAL);
2096         }
2097
2098         if ((mirror_conf->rule_type_mask & ETH_VMDQ_POOL_MIRROR) &&
2099                 (mirror_conf->pool_mask == 0)) {
2100                 PMD_DEBUG_TRACE("Invalid mirror pool, pool mask can not"
2101                                 "be 0.\n");
2102                 return (-EINVAL);
2103         }
2104
2105         if(rule_id >= ETH_VMDQ_NUM_MIRROR_RULE)
2106         {
2107                 PMD_DEBUG_TRACE("Invalid rule_id, rule_id must be 0-%d\n",
2108                         ETH_VMDQ_NUM_MIRROR_RULE - 1);
2109                 return (-EINVAL);
2110         }
2111
2112         dev = &rte_eth_devices[port_id];
2113         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
2114
2115         return (*dev->dev_ops->mirror_rule_set)(dev, mirror_conf, rule_id, on);
2116 }
2117
2118 int
2119 rte_eth_mirror_rule_reset(uint8_t port_id, uint8_t rule_id)
2120 {
2121         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2122
2123         if (port_id >= nb_ports) {
2124                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2125                 return (-ENODEV);
2126         }
2127
2128         if(rule_id >= ETH_VMDQ_NUM_MIRROR_RULE)
2129         {
2130                 PMD_DEBUG_TRACE("Invalid rule_id, rule_id must be 0-%d\n",
2131                         ETH_VMDQ_NUM_MIRROR_RULE-1);
2132                 return (-EINVAL);
2133         }
2134
2135         dev = &rte_eth_devices[port_id];
2136         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
2137
2138         return (*dev->dev_ops->mirror_rule_reset)(dev, rule_id);
2139 }
2140
2141 #ifdef RTE_LIBRTE_ETHDEV_DEBUG
2142 uint16_t
2143 rte_eth_rx_burst(uint8_t port_id, uint16_t queue_id,
2144                  struct rte_mbuf **rx_pkts, uint16_t nb_pkts)
2145 {
2146         struct rte_eth_dev *dev;
2147
2148         if (port_id >= nb_ports) {
2149                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2150                 return 0;
2151         }
2152         dev = &rte_eth_devices[port_id];
2153         FUNC_PTR_OR_ERR_RET(*dev->rx_pkt_burst, -ENOTSUP);
2154         if (queue_id >= dev->data->nb_rx_queues) {
2155                 PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
2156                 return 0;
2157         }
2158         return (*dev->rx_pkt_burst)(dev->data->rx_queues[queue_id],
2159                                                 rx_pkts, nb_pkts);
2160 }
2161
2162 uint16_t
2163 rte_eth_tx_burst(uint8_t port_id, uint16_t queue_id,
2164                  struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
2165 {
2166         struct rte_eth_dev *dev;
2167
2168         if (port_id >= nb_ports) {
2169                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2170                 return 0;
2171         }
2172         dev = &rte_eth_devices[port_id];
2173
2174         FUNC_PTR_OR_ERR_RET(*dev->tx_pkt_burst, -ENOTSUP);
2175         if (queue_id >= dev->data->nb_tx_queues) {
2176                 PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
2177                 return 0;
2178         }
2179         return (*dev->tx_pkt_burst)(dev->data->tx_queues[queue_id],
2180                                                 tx_pkts, nb_pkts);
2181 }
2182
2183 uint32_t
2184 rte_eth_rx_queue_count(uint8_t port_id, uint16_t queue_id)
2185 {
2186         struct rte_eth_dev *dev;
2187
2188         if (port_id >= nb_ports) {
2189                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2190                 return 0;
2191         }
2192         dev = &rte_eth_devices[port_id];
2193         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_count, -ENOTSUP);
2194         return (*dev->dev_ops->rx_queue_count)(dev, queue_id);
2195 }
2196
2197 int
2198 rte_eth_rx_descriptor_done(uint8_t port_id, uint16_t queue_id, uint16_t offset)
2199 {
2200         struct rte_eth_dev *dev;
2201
2202         if (port_id >= nb_ports) {
2203                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2204                 return (-ENODEV);
2205         }
2206         dev = &rte_eth_devices[port_id];
2207         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_descriptor_done, -ENOTSUP);
2208         return (*dev->dev_ops->rx_descriptor_done)( \
2209                 dev->data->rx_queues[queue_id], offset);
2210 }
2211 #endif
2212
2213 int
2214 rte_eth_dev_callback_register(uint8_t port_id,
2215                         enum rte_eth_event_type event,
2216                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2217 {
2218         struct rte_eth_dev *dev;
2219         struct rte_eth_dev_callback *user_cb;
2220
2221         if (!cb_fn)
2222                 return (-EINVAL);
2223         if (port_id >= nb_ports) {
2224                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2225                 return (-EINVAL);
2226         }
2227
2228         dev = &rte_eth_devices[port_id];
2229         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2230
2231         TAILQ_FOREACH(user_cb, &(dev->callbacks), next) {
2232                 if (user_cb->cb_fn == cb_fn &&
2233                         user_cb->cb_arg == cb_arg &&
2234                         user_cb->event == event) {
2235                         break;
2236                 }
2237         }
2238
2239         /* create a new callback. */
2240         if (user_cb == NULL && (user_cb = rte_zmalloc("INTR_USER_CALLBACK",
2241                         sizeof(struct rte_eth_dev_callback), 0)) != NULL) {
2242                 user_cb->cb_fn = cb_fn;
2243                 user_cb->cb_arg = cb_arg;
2244                 user_cb->event = event;
2245                 TAILQ_INSERT_TAIL(&(dev->callbacks), user_cb, next);
2246         }
2247
2248         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2249         return ((user_cb == NULL) ? -ENOMEM : 0);
2250 }
2251
2252 int
2253 rte_eth_dev_callback_unregister(uint8_t port_id,
2254                         enum rte_eth_event_type event,
2255                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2256 {
2257         int ret;
2258         struct rte_eth_dev *dev;
2259         struct rte_eth_dev_callback *cb, *next;
2260
2261         if (!cb_fn)
2262                 return (-EINVAL);
2263         if (port_id >= nb_ports) {
2264                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2265                 return (-EINVAL);
2266         }
2267
2268         dev = &rte_eth_devices[port_id];
2269         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2270
2271         ret = 0;
2272         for (cb = TAILQ_FIRST(&dev->callbacks); cb != NULL; cb = next) {
2273
2274                 next = TAILQ_NEXT(cb, next);
2275
2276                 if (cb->cb_fn != cb_fn || cb->event != event ||
2277                                 (cb->cb_arg != (void *)-1 &&
2278                                 cb->cb_arg != cb_arg))
2279                         continue;
2280
2281                 /*
2282                  * if this callback is not executing right now,
2283                  * then remove it.
2284                  */
2285                 if (cb->active == 0) {
2286                         TAILQ_REMOVE(&(dev->callbacks), cb, next);
2287                         rte_free(cb);
2288                 } else {
2289                         ret = -EAGAIN;
2290                 }
2291         }
2292
2293         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2294         return (ret);
2295 }
2296
2297 void
2298 _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
2299         enum rte_eth_event_type event)
2300 {
2301         struct rte_eth_dev_callback *cb_lst;
2302         struct rte_eth_dev_callback dev_cb;
2303
2304         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2305         TAILQ_FOREACH(cb_lst, &(dev->callbacks), next) {
2306                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
2307                         continue;
2308                 dev_cb = *cb_lst;
2309                 cb_lst->active = 1;
2310                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2311                 dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
2312                                                 dev_cb.cb_arg);
2313                 rte_spinlock_lock(&rte_eth_dev_cb_lock);
2314                 cb_lst->active = 0;
2315         }
2316         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2317 }
2318 #ifdef RTE_NIC_BYPASS
2319 int rte_eth_dev_bypass_init(uint8_t port_id)
2320 {
2321         struct rte_eth_dev *dev;
2322
2323         if (port_id >= nb_ports) {
2324                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2325                 return (-ENODEV);
2326         }
2327
2328         if ((dev= &rte_eth_devices[port_id]) == NULL) {
2329                 PMD_DEBUG_TRACE("Invalid port device\n");
2330                 return (-ENODEV);
2331         }
2332
2333         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_init, -ENOTSUP);
2334         (*dev->dev_ops->bypass_init)(dev);
2335         return 0;
2336 }
2337
2338 int
2339 rte_eth_dev_bypass_state_show(uint8_t port_id, uint32_t *state)
2340 {
2341         struct rte_eth_dev *dev;
2342
2343         if (port_id >= nb_ports) {
2344                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2345                 return (-ENODEV);
2346         }
2347
2348         if ((dev= &rte_eth_devices[port_id]) == NULL) {
2349                 PMD_DEBUG_TRACE("Invalid port device\n");
2350                 return (-ENODEV);
2351         }
2352         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2353         (*dev->dev_ops->bypass_state_show)(dev, state);
2354         return 0;
2355 }
2356
2357 int
2358 rte_eth_dev_bypass_state_set(uint8_t port_id, uint32_t *new_state)
2359 {
2360         struct rte_eth_dev *dev;
2361
2362         if (port_id >= nb_ports) {
2363                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2364                 return (-ENODEV);
2365         }
2366
2367         if ((dev= &rte_eth_devices[port_id]) == NULL) {
2368                 PMD_DEBUG_TRACE("Invalid port device\n");
2369                 return (-ENODEV);
2370         }
2371
2372         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_set, -ENOTSUP);
2373         (*dev->dev_ops->bypass_state_set)(dev, new_state);
2374         return 0;
2375 }
2376
2377 int
2378 rte_eth_dev_bypass_event_show(uint8_t port_id, uint32_t event, uint32_t *state)
2379 {
2380         struct rte_eth_dev *dev;
2381
2382         if (port_id >= nb_ports) {
2383                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2384                 return (-ENODEV);
2385         }
2386
2387         if ((dev= &rte_eth_devices[port_id]) == NULL) {
2388                 PMD_DEBUG_TRACE("Invalid port device\n");
2389                 return (-ENODEV);
2390         }
2391
2392         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_state_show, -ENOTSUP);
2393         (*dev->dev_ops->bypass_event_show)(dev, event, state);
2394         return 0;
2395 }
2396
2397 int
2398 rte_eth_dev_bypass_event_store(uint8_t port_id, uint32_t event, uint32_t state)
2399 {
2400         struct rte_eth_dev *dev;
2401
2402         if (port_id >= nb_ports) {
2403                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2404                 return (-ENODEV);
2405         }
2406
2407         if ((dev= &rte_eth_devices[port_id]) == NULL) {
2408                 PMD_DEBUG_TRACE("Invalid port device\n");
2409                 return (-ENODEV);
2410         }
2411
2412         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_event_set, -ENOTSUP);
2413         (*dev->dev_ops->bypass_event_set)(dev, event, state);
2414         return 0;
2415 }
2416
2417 int
2418 rte_eth_dev_wd_timeout_store(uint8_t port_id, uint32_t timeout)
2419 {
2420         struct rte_eth_dev *dev;
2421
2422         if (port_id >= nb_ports) {
2423                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2424                 return (-ENODEV);
2425         }
2426
2427         if ((dev= &rte_eth_devices[port_id]) == NULL) {
2428                 PMD_DEBUG_TRACE("Invalid port device\n");
2429                 return (-ENODEV);
2430         }
2431
2432         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_set, -ENOTSUP);
2433         (*dev->dev_ops->bypass_wd_timeout_set)(dev, timeout);
2434         return 0;
2435 }
2436
2437 int
2438 rte_eth_dev_bypass_ver_show(uint8_t port_id, uint32_t *ver)
2439 {
2440         struct rte_eth_dev *dev;
2441
2442         if (port_id >= nb_ports) {
2443                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2444                 return (-ENODEV);
2445         }
2446
2447         if ((dev= &rte_eth_devices[port_id]) == NULL) {
2448                 PMD_DEBUG_TRACE("Invalid port device\n");
2449                 return (-ENODEV);
2450         }
2451
2452         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_ver_show, -ENOTSUP);
2453         (*dev->dev_ops->bypass_ver_show)(dev, ver);
2454         return 0;
2455 }
2456
2457 int
2458 rte_eth_dev_bypass_wd_timeout_show(uint8_t port_id, uint32_t *wd_timeout)
2459 {
2460         struct rte_eth_dev *dev;
2461
2462         if (port_id >= nb_ports) {
2463                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2464                 return (-ENODEV);
2465         }
2466
2467         if ((dev= &rte_eth_devices[port_id]) == NULL) {
2468                 PMD_DEBUG_TRACE("Invalid port device\n");
2469                 return (-ENODEV);
2470         }
2471
2472         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_timeout_show, -ENOTSUP);
2473         (*dev->dev_ops->bypass_wd_timeout_show)(dev, wd_timeout);
2474         return 0;
2475 }
2476
2477 int
2478 rte_eth_dev_bypass_wd_reset(uint8_t port_id)
2479 {
2480         struct rte_eth_dev *dev;
2481
2482         if (port_id >= nb_ports) {
2483                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
2484                 return (-ENODEV);
2485         }
2486
2487         if ((dev= &rte_eth_devices[port_id]) == NULL) {
2488                 PMD_DEBUG_TRACE("Invalid port device\n");
2489                 return (-ENODEV);
2490         }
2491
2492         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->bypass_wd_reset, -ENOTSUP);
2493         (*dev->dev_ops->bypass_wd_reset)(dev);
2494         return 0;
2495 }
2496 #endif