lib/librte_ether/rte_ethdev.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2012 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
  35 #include <sys/types.h>
  36 #include <sys/queue.h>
  37 #include <ctype.h>
  38 #include <stdio.h>
  39 #include <stdlib.h>
  40 #include <string.h>
  41 #include <stdarg.h>
  42 #include <errno.h>
  43 #include <stdint.h>
  44 #include <inttypes.h>
  45
  46 #include <rte_byteorder.h>
  47 #include <rte_log.h>
  48 #include <rte_debug.h>
  49 #include <rte_interrupts.h>
  50 #include <rte_pci.h>
  51 #include <rte_memory.h>
  52 #include <rte_memcpy.h>
  53 #include <rte_memzone.h>
  54 #include <rte_launch.h>
  55 #include <rte_tailq.h>
  56 #include <rte_eal.h>
  57 #include <rte_per_lcore.h>
  58 #include <rte_lcore.h>
  59 #include <rte_atomic.h>
  60 #include <rte_branch_prediction.h>
  61 #include <rte_common.h>
  62 #include <rte_ring.h>
  63 #include <rte_mempool.h>
  64 #include <rte_malloc.h>
  65 #include <rte_mbuf.h>
  66 #include <rte_errno.h>
  67 #include <rte_spinlock.h>
  68
  69 #include "rte_ether.h"
  70 #include "rte_ethdev.h"
  71
  72 #ifdef RTE_LIBRTE_ETHDEV_DEBUG
  73 #define PMD_DEBUG_TRACE(fmt, args...) do {                        \
  74                 RTE_LOG(ERR, PMD, "%s: " fmt, __func__, ## args); \
  75         } while (0)
  76 #else
  77 #define PMD_DEBUG_TRACE(fmt, args...)
  78 #endif
  79
  80 /* Macros for checking for restricting functions to primary instance only */
  81 #define PROC_PRIMARY_OR_ERR_RET(retval) do { \
  82         if (rte_eal_process_type() != RTE_PROC_PRIMARY) { \
  83                 PMD_DEBUG_TRACE("Cannot run in secondary processes\n"); \
  84                 return (retval); \
  85         } \
  86 } while(0)
  87 #define PROC_PRIMARY_OR_RET() do { \
  88         if (rte_eal_process_type() != RTE_PROC_PRIMARY) { \
  89                 PMD_DEBUG_TRACE("Cannot run in secondary processes\n"); \
  90                 return; \
  91         } \
  92 } while(0)
  93
  94 /* Macros to check for invlaid function pointers in dev_ops structure */
  95 #define FUNC_PTR_OR_ERR_RET(func, retval) do { \
  96         if ((func) == NULL) { \
  97                 PMD_DEBUG_TRACE("Function not supported\n"); \
  98                 return (retval); \
  99         } \
 100 } while(0)
 101 #define FUNC_PTR_OR_RET(func) do { \
 102         if ((func) == NULL) { \
 103                 PMD_DEBUG_TRACE("Function not supported\n"); \
 104                 return; \
 105         } \
 106 } while(0)
 107
 108 static const char *MZ_RTE_ETH_DEV_DATA = "rte_eth_dev_data";
 109 struct rte_eth_dev rte_eth_devices[RTE_MAX_ETHPORTS];
 110 static struct rte_eth_dev_data *rte_eth_dev_data = NULL;
 111 static uint8_t nb_ports = 0;
 112
 113 /* spinlock for eth device callbacks */
 114 static rte_spinlock_t rte_eth_dev_cb_lock = RTE_SPINLOCK_INITIALIZER;
 115
 116 /**
 117  * The user application callback description.
 118  *
 119  * It contains callback address to be registered by user application,
 120  * the pointer to the parameters for callback, and the event type.
 121  */
 122 struct rte_eth_dev_callback {
 123         TAILQ_ENTRY(rte_eth_dev_callback) next; /**< Callbacks list */
 124         rte_eth_dev_cb_fn cb_fn;                /**< Callback address */
 125         void *cb_arg;                           /**< Parameter for callback */
 126         enum rte_eth_event_type event;          /**< Interrupt event type */
 127 };
 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 static inline 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 uint8_t
 244 rte_eth_dev_count(void)
 245 {
 246         return (nb_ports);
 247 }
 248
 249 int
 250 rte_eth_dev_configure(uint8_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
 251                       const struct rte_eth_conf *dev_conf)
 252 {
 253         struct rte_eth_dev *dev;
 254         struct rte_eth_dev_info dev_info;
 255         int diag;
 256
 257         /* This function is only safe when called from the primary process
 258          * in a multi-process setup*/
 259         PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
 260
 261         if (port_id >= nb_ports || port_id >= RTE_MAX_ETHPORTS) {
 262                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 263                 return (-EINVAL);
 264         }
 265         dev = &rte_eth_devices[port_id];
 266
 267         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
 268         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
 269
 270         if (dev->data->dev_started) {
 271                 PMD_DEBUG_TRACE(
 272                     "port %d must be stopped to allow configuration\n", port_id);
 273                 return (-EBUSY);
 274         }
 275
 276         /*
 277          * Check that the numbers of RX and TX queues are not greater
 278          * than the maximum number of RX and TX queues supported by the
 279          * configured device.
 280          */
 281         (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
 282         if (nb_rx_q > dev_info.max_rx_queues) {
 283                 PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_queues=%d > %d\n",
 284                                 port_id, nb_rx_q, dev_info.max_rx_queues);
 285                 return (-EINVAL);
 286         }
 287         if (nb_rx_q == 0) {
 288                 PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_q == 0\n", port_id);
 289                 return (-EINVAL);
 290         }
 291
 292         if (nb_tx_q > dev_info.max_tx_queues) {
 293                 PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_queues=%d > %d\n",
 294                                 port_id, nb_tx_q, dev_info.max_tx_queues);
 295                 return (-EINVAL);
 296         }
 297         if (nb_tx_q == 0) {
 298                 PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_q == 0\n", port_id);
 299                 return (-EINVAL);
 300         }
 301
 302         /* Copy the dev_conf parameter into the dev structure */
 303         memcpy(&dev->data->dev_conf, dev_conf, sizeof(dev->data->dev_conf));
 304
 305         /*
 306          * If jumbo frames are enabled, check that the maximum RX packet
 307          * length is supported by the configured device.
 308          */
 309         if (dev_conf->rxmode.jumbo_frame == 1) {
 310                 if (dev_conf->rxmode.max_rx_pkt_len >
 311                     dev_info.max_rx_pktlen) {
 312                         PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
 313                                 " > max valid value %u\n",
 314                                 port_id,
 315                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
 316                                 (unsigned)dev_info.max_rx_pktlen);
 317                         return (-EINVAL);
 318                 }
 319         } else
 320                 /* Use default value */
 321                 dev->data->dev_conf.rxmode.max_rx_pkt_len = ETHER_MAX_LEN;
 322
 323         /* For vmdb+dcb mode check our configuration before we go further */
 324         if (dev_conf->rxmode.mq_mode == ETH_VMDQ_DCB) {
 325                 const struct rte_eth_vmdq_dcb_conf *conf;
 326
 327                 if (nb_rx_q != ETH_VMDQ_DCB_NUM_QUEUES) {
 328                         PMD_DEBUG_TRACE("ethdev port_id=%d VMDQ+DCB, nb_rx_q "
 329                                         "!= %d\n",
 330                                         port_id, ETH_VMDQ_DCB_NUM_QUEUES);
 331                         return (-EINVAL);
 332                 }
 333                 conf = &(dev_conf->rx_adv_conf.vmdq_dcb_conf);
 334                 if (! (conf->nb_queue_pools == ETH_16_POOLS ||
 335                        conf->nb_queue_pools == ETH_32_POOLS)) {
 336                     PMD_DEBUG_TRACE("ethdev port_id=%d VMDQ+DCB selected, "
 337                                     "nb_queue_pools must be %d or %d\n",
 338                                     port_id, ETH_16_POOLS, ETH_32_POOLS);
 339                     return (-EINVAL);
 340                 }
 341         }
 342         if (dev_conf->txmode.mq_mode == ETH_VMDQ_DCB_TX) {
 343                 const struct rte_eth_vmdq_dcb_tx_conf *conf;
 344
 345                 if (nb_tx_q != ETH_VMDQ_DCB_NUM_QUEUES) {
 346                         PMD_DEBUG_TRACE("ethdev port_id=%d VMDQ+DCB, nb_tx_q "
 347                                         "!= %d\n",
 348                                         port_id, ETH_VMDQ_DCB_NUM_QUEUES);
 349                         return (-EINVAL);
 350                 }
 351                 conf = &(dev_conf->tx_adv_conf.vmdq_dcb_tx_conf);
 352                 if (! (conf->nb_queue_pools == ETH_16_POOLS ||
 353                        conf->nb_queue_pools == ETH_32_POOLS)) {
 354                         PMD_DEBUG_TRACE("ethdev port_id=%d VMDQ+DCB selected, "
 355                                     "nb_queue_pools != %d or nb_queue_pools "
 356                                     "!= %d\n",
 357                                     port_id, ETH_16_POOLS, ETH_32_POOLS);
 358                         return (-EINVAL);
 359                 }
 360         }
 361
 362         /* For DCB mode check our configuration before we go further */
 363         if (dev_conf->rxmode.mq_mode == ETH_DCB_RX) {
 364                 const struct rte_eth_dcb_rx_conf *conf;
 365
 366                 if (nb_rx_q != ETH_DCB_NUM_QUEUES) {
 367                         PMD_DEBUG_TRACE("ethdev port_id=%d DCB, nb_rx_q "
 368                                         "!= %d\n",
 369                                         port_id, ETH_DCB_NUM_QUEUES);
 370                         return (-EINVAL);
 371                 }
 372                 conf = &(dev_conf->rx_adv_conf.dcb_rx_conf);
 373                 if (! (conf->nb_tcs == ETH_4_TCS ||
 374                        conf->nb_tcs == ETH_8_TCS)) {
 375                         PMD_DEBUG_TRACE("ethdev port_id=%d DCB selected, "
 376                                     "nb_tcs != %d or nb_tcs "
 377                                     "!= %d\n",
 378                                     port_id, ETH_4_TCS, ETH_8_TCS);
 379                         return (-EINVAL);
 380                 }
 381         }
 382
 383         if (dev_conf->txmode.mq_mode == ETH_DCB_TX) {
 384                 const struct rte_eth_dcb_tx_conf *conf;
 385
 386                 if (nb_tx_q != ETH_DCB_NUM_QUEUES) {
 387                         PMD_DEBUG_TRACE("ethdev port_id=%d DCB, nb_tx_q "
 388                                         "!= %d\n",
 389                                         port_id, ETH_DCB_NUM_QUEUES);
 390                         return (-EINVAL);
 391                 }
 392                 conf = &(dev_conf->tx_adv_conf.dcb_tx_conf);
 393                 if (! (conf->nb_tcs == ETH_4_TCS ||
 394                        conf->nb_tcs == ETH_8_TCS)) {
 395                         PMD_DEBUG_TRACE("ethdev port_id=%d DCB selected, "
 396                                     "nb_tcs != %d or nb_tcs "
 397                                     "!= %d\n",
 398                                     port_id, ETH_4_TCS, ETH_8_TCS);
 399                         return (-EINVAL);
 400                 }
 401         }
 402
 403         diag = (*dev->dev_ops->dev_configure)(dev, nb_rx_q, nb_tx_q);
 404         if (diag != 0) {
 405                 rte_free(dev->data->rx_queues);
 406                 rte_free(dev->data->tx_queues);
 407         }
 408         return diag;
 409 }
 410
 411 static void
 412 rte_eth_dev_config_restore(uint8_t port_id)
 413 {
 414         struct rte_eth_dev *dev;
 415         struct rte_eth_dev_info dev_info;
 416         struct ether_addr addr;
 417         uint16_t i;
 418
 419         dev = &rte_eth_devices[port_id];
 420
 421         rte_eth_dev_info_get(port_id, &dev_info);
 422
 423         /* replay MAC address configuration */
 424         for (i = 0; i < dev_info.max_mac_addrs; i++) {
 425                 addr = dev->data->mac_addrs[i];
 426
 427                 /* skip zero address */
 428                 if (is_zero_ether_addr(&addr))
 429                         continue;
 430
 431                 /* add address to the hardware */
 432                 if  (*dev->dev_ops->mac_addr_add)
 433                         (*dev->dev_ops->mac_addr_add)(dev, &addr, i, 0);
 434                 else {
 435                         PMD_DEBUG_TRACE("port %d: MAC address array not supported\n",
 436                                         port_id);
 437                         /* exit the loop but not return an error */
 438                         break;
 439                 }
 440         }
 441
 442         /* replay promiscuous configuration */
 443         if (rte_eth_promiscuous_get(port_id) == 1)
 444                 rte_eth_promiscuous_enable(port_id);
 445         else if (rte_eth_promiscuous_get(port_id) == 0)
 446                 rte_eth_promiscuous_disable(port_id);
 447
 448         /* replay allmulticast configuration */
 449         if (rte_eth_allmulticast_get(port_id) == 1)
 450                 rte_eth_allmulticast_enable(port_id);
 451         else if (rte_eth_allmulticast_get(port_id) == 0)
 452                 rte_eth_allmulticast_disable(port_id);
 453 }
 454
 455 int
 456 rte_eth_dev_start(uint8_t port_id)
 457 {
 458         struct rte_eth_dev *dev;
 459         int diag;
 460
 461         /* This function is only safe when called from the primary process
 462          * in a multi-process setup*/
 463         PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
 464
 465         if (port_id >= nb_ports) {
 466                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 467                 return (-EINVAL);
 468         }
 469         dev = &rte_eth_devices[port_id];
 470
 471         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
 472         diag = (*dev->dev_ops->dev_start)(dev);
 473         if (diag == 0)
 474                 dev->data->dev_started = 1;
 475         else
 476                 return diag;
 477
 478         rte_eth_dev_config_restore(port_id);
 479
 480         return 0;
 481 }
 482
 483 void
 484 rte_eth_dev_stop(uint8_t port_id)
 485 {
 486         struct rte_eth_dev *dev;
 487
 488         /* This function is only safe when called from the primary process
 489          * in a multi-process setup*/
 490         PROC_PRIMARY_OR_RET();
 491
 492         if (port_id >= nb_ports) {
 493                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 494                 return;
 495         }
 496         dev = &rte_eth_devices[port_id];
 497
 498         FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
 499         dev->data->dev_started = 0;
 500         (*dev->dev_ops->dev_stop)(dev);
 501 }
 502
 503 void
 504 rte_eth_dev_close(uint8_t port_id)
 505 {
 506         struct rte_eth_dev *dev;
 507
 508         /* This function is only safe when called from the primary process
 509          * in a multi-process setup*/
 510         PROC_PRIMARY_OR_RET();
 511
 512         if (port_id >= nb_ports) {
 513                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 514                 return;
 515         }
 516
 517         dev = &rte_eth_devices[port_id];
 518
 519         FUNC_PTR_OR_RET(*dev->dev_ops->dev_close);
 520         dev->data->dev_started = 0;
 521         (*dev->dev_ops->dev_close)(dev);
 522 }
 523
 524 int
 525 rte_eth_rx_queue_setup(uint8_t port_id, uint16_t rx_queue_id,
 526                        uint16_t nb_rx_desc, unsigned int socket_id,
 527                        const struct rte_eth_rxconf *rx_conf,
 528                        struct rte_mempool *mp)
 529 {
 530         struct rte_eth_dev *dev;
 531         struct rte_pktmbuf_pool_private *mbp_priv;
 532         struct rte_eth_dev_info dev_info;
 533
 534         /* This function is only safe when called from the primary process
 535          * in a multi-process setup*/
 536         PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
 537
 538         if (port_id >= nb_ports) {
 539                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 540                 return (-EINVAL);
 541         }
 542         dev = &rte_eth_devices[port_id];
 543         if (rx_queue_id >= dev->data->nb_rx_queues) {
 544                 PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 545                 return (-EINVAL);
 546         }
 547
 548         if (dev->data->dev_started) {
 549                 PMD_DEBUG_TRACE(
 550                     "port %d must be stopped to allow configuration\n", port_id);
 551                 return -EBUSY;
 552         }
 553
 554         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
 555         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
 556
 557         /*
 558          * Check the size of the mbuf data buffer.
 559          * This value must be provided in the private data of the memory pool.
 560          * First check that the memory pool has a valid private data.
 561          */
 562         (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
 563         if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
 564                 PMD_DEBUG_TRACE("%s private_data_size %d < %d\n",
 565                                 mp->name, (int) mp->private_data_size,
 566                                 (int) sizeof(struct rte_pktmbuf_pool_private));
 567                 return (-ENOSPC);
 568         }
 569         mbp_priv = (struct rte_pktmbuf_pool_private *)
 570                 ((char *)mp + sizeof(struct rte_mempool));
 571         if ((uint32_t) (mbp_priv->mbuf_data_room_size - RTE_PKTMBUF_HEADROOM) <
 572             dev_info.min_rx_bufsize) {
 573                 PMD_DEBUG_TRACE("%s mbuf_data_room_size %d < %d "
 574                                 "(RTE_PKTMBUF_HEADROOM=%d + min_rx_bufsize(dev)"
 575                                 "=%d)\n",
 576                                 mp->name,
 577                                 (int)mbp_priv->mbuf_data_room_size,
 578                                 (int)(RTE_PKTMBUF_HEADROOM +
 579                                       dev_info.min_rx_bufsize),
 580                                 (int)RTE_PKTMBUF_HEADROOM,
 581                                 (int)dev_info.min_rx_bufsize);
 582                 return (-EINVAL);
 583         }
 584
 585         return (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
 586                                                socket_id, rx_conf, mp);
 587 }
 588
 589 int
 590 rte_eth_tx_queue_setup(uint8_t port_id, uint16_t tx_queue_id,
 591                        uint16_t nb_tx_desc, unsigned int socket_id,
 592                        const struct rte_eth_txconf *tx_conf)
 593 {
 594         struct rte_eth_dev *dev;
 595
 596         /* This function is only safe when called from the primary process
 597          * in a multi-process setup*/
 598         PROC_PRIMARY_OR_ERR_RET(-E_RTE_SECONDARY);
 599
 600         if (port_id >= nb_ports) {
 601                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 602                 return (-EINVAL);
 603         }
 604         dev = &rte_eth_devices[port_id];
 605         if (tx_queue_id >= dev->data->nb_tx_queues) {
 606                 PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 607                 return (-EINVAL);
 608         }
 609
 610         if (dev->data->dev_started) {
 611                 PMD_DEBUG_TRACE(
 612                     "port %d must be stopped to allow configuration\n", port_id);
 613                 return -EBUSY;
 614         }
 615
 616         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
 617         return (*dev->dev_ops->tx_queue_setup)(dev, tx_queue_id, nb_tx_desc,
 618                                                socket_id, tx_conf);
 619 }
 620
 621 void
 622 rte_eth_promiscuous_enable(uint8_t port_id)
 623 {
 624         struct rte_eth_dev *dev;
 625
 626         if (port_id >= nb_ports) {
 627                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 628                 return;
 629         }
 630         dev = &rte_eth_devices[port_id];
 631
 632         FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_enable);
 633         (*dev->dev_ops->promiscuous_enable)(dev);
 634         dev->data->promiscuous = 1;
 635 }
 636
 637 void
 638 rte_eth_promiscuous_disable(uint8_t port_id)
 639 {
 640         struct rte_eth_dev *dev;
 641
 642         if (port_id >= nb_ports) {
 643                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 644                 return;
 645         }
 646         dev = &rte_eth_devices[port_id];
 647
 648         FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_disable);
 649         dev->data->promiscuous = 0;
 650         (*dev->dev_ops->promiscuous_disable)(dev);
 651 }
 652
 653 int
 654 rte_eth_promiscuous_get(uint8_t port_id)
 655 {
 656         struct rte_eth_dev *dev;
 657
 658         if (port_id >= nb_ports) {
 659                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 660                 return -1;
 661         }
 662
 663         dev = &rte_eth_devices[port_id];
 664         return dev->data->promiscuous;
 665 }
 666
 667 void
 668 rte_eth_allmulticast_enable(uint8_t port_id)
 669 {
 670         struct rte_eth_dev *dev;
 671
 672         if (port_id >= nb_ports) {
 673                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 674                 return;
 675         }
 676         dev = &rte_eth_devices[port_id];
 677
 678         FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_enable);
 679         (*dev->dev_ops->allmulticast_enable)(dev);
 680         dev->data->all_multicast = 1;
 681 }
 682
 683 void
 684 rte_eth_allmulticast_disable(uint8_t port_id)
 685 {
 686         struct rte_eth_dev *dev;
 687
 688         if (port_id >= nb_ports) {
 689                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 690                 return;
 691         }
 692         dev = &rte_eth_devices[port_id];
 693
 694         FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_disable);
 695         dev->data->all_multicast = 0;
 696         (*dev->dev_ops->allmulticast_disable)(dev);
 697 }
 698
 699 int
 700 rte_eth_allmulticast_get(uint8_t port_id)
 701 {
 702         struct rte_eth_dev *dev;
 703
 704         if (port_id >= nb_ports) {
 705                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 706                 return -1;
 707         }
 708
 709         dev = &rte_eth_devices[port_id];
 710         return dev->data->all_multicast;
 711 }
 712
 713 static inline int
 714 rte_eth_dev_atomic_read_link_status(struct rte_eth_dev *dev,
 715                                 struct rte_eth_link *link)
 716 {
 717         struct rte_eth_link *dst = link;
 718         struct rte_eth_link *src = &(dev->data->dev_link);
 719
 720         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
 721                                         *(uint64_t *)src) == 0)
 722                 return -1;
 723
 724         return 0;
 725 }
 726
 727 void
 728 rte_eth_link_get(uint8_t port_id, struct rte_eth_link *eth_link)
 729 {
 730         struct rte_eth_dev *dev;
 731
 732         if (port_id >= nb_ports) {
 733                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 734                 return;
 735         }
 736         dev = &rte_eth_devices[port_id];
 737         FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
 738
 739         if (dev->data->dev_conf.intr_conf.lsc != 0)
 740                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
 741         else {
 742                 (*dev->dev_ops->link_update)(dev, 1);
 743                 *eth_link = dev->data->dev_link;
 744         }
 745 }
 746
 747 void
 748 rte_eth_link_get_nowait(uint8_t port_id, struct rte_eth_link *eth_link)
 749 {
 750         struct rte_eth_dev *dev;
 751
 752         if (port_id >= nb_ports) {
 753                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 754                 return;
 755         }
 756         dev = &rte_eth_devices[port_id];
 757         FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
 758
 759         if (dev->data->dev_conf.intr_conf.lsc != 0)
 760                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
 761         else {
 762                 (*dev->dev_ops->link_update)(dev, 0);
 763                 *eth_link = dev->data->dev_link;
 764         }
 765 }
 766
 767 void
 768 rte_eth_stats_get(uint8_t port_id, struct rte_eth_stats *stats)
 769 {
 770         struct rte_eth_dev *dev;
 771
 772         if (port_id >= nb_ports) {
 773                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 774                 return;
 775         }
 776         dev = &rte_eth_devices[port_id];
 777
 778         FUNC_PTR_OR_RET(*dev->dev_ops->stats_get);
 779         (*dev->dev_ops->stats_get)(dev, stats);
 780         stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
 781 }
 782
 783 void
 784 rte_eth_stats_reset(uint8_t port_id)
 785 {
 786         struct rte_eth_dev *dev;
 787
 788         if (port_id >= nb_ports) {
 789                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 790                 return;
 791         }
 792         dev = &rte_eth_devices[port_id];
 793
 794         FUNC_PTR_OR_RET(*dev->dev_ops->stats_reset);
 795         (*dev->dev_ops->stats_reset)(dev);
 796 }
 797
 798
 799 static int
 800 set_queue_stats_mapping(uint8_t port_id, uint16_t queue_id, uint8_t stat_idx,
 801                 uint8_t is_rx)
 802 {
 803         struct rte_eth_dev *dev;
 804
 805         if (port_id >= nb_ports) {
 806                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 807                 return -ENODEV;
 808         }
 809         dev = &rte_eth_devices[port_id];
 810
 811         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
 812         return (*dev->dev_ops->queue_stats_mapping_set)
 813                         (dev, queue_id, stat_idx, is_rx);
 814 }
 815
 816
 817 int
 818 rte_eth_dev_set_tx_queue_stats_mapping(uint8_t port_id, uint16_t tx_queue_id,
 819                 uint8_t stat_idx)
 820 {
 821         return set_queue_stats_mapping(port_id, tx_queue_id, stat_idx,
 822                         STAT_QMAP_TX);
 823 }
 824
 825
 826 int
 827 rte_eth_dev_set_rx_queue_stats_mapping(uint8_t port_id, uint16_t rx_queue_id,
 828                 uint8_t stat_idx)
 829 {
 830         return set_queue_stats_mapping(port_id, rx_queue_id, stat_idx,
 831                         STAT_QMAP_RX);
 832 }
 833
 834
 835 void
 836 rte_eth_dev_info_get(uint8_t port_id, struct rte_eth_dev_info *dev_info)
 837 {
 838         struct rte_eth_dev *dev;
 839
 840         if (port_id >= nb_ports) {
 841                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 842                 return;
 843         }
 844         dev = &rte_eth_devices[port_id];
 845
 846         FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
 847         (*dev->dev_ops->dev_infos_get)(dev, dev_info);
 848         dev_info->pci_dev = dev->pci_dev;
 849         dev_info->driver_name = dev->driver->pci_drv.name;
 850 }
 851
 852 void
 853 rte_eth_macaddr_get(uint8_t port_id, struct ether_addr *mac_addr)
 854 {
 855         struct rte_eth_dev *dev;
 856
 857         if (port_id >= nb_ports) {
 858                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 859                 return;
 860         }
 861         dev = &rte_eth_devices[port_id];
 862         ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
 863 }
 864
 865 int
 866 rte_eth_dev_vlan_filter(uint8_t port_id, uint16_t vlan_id, int on)
 867 {
 868         struct rte_eth_dev *dev;
 869
 870         if (port_id >= nb_ports) {
 871                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 872                 return (-ENODEV);
 873         }
 874         dev = &rte_eth_devices[port_id];
 875         if (! (dev->data->dev_conf.rxmode.hw_vlan_filter)) {
 876                 PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
 877                 return (-ENOSYS);
 878         }
 879
 880         if (vlan_id > 4095) {
 881                 PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n",
 882                                 port_id, (unsigned) vlan_id);
 883                 return (-EINVAL);
 884         }
 885         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
 886         (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
 887         return (0);
 888 }
 889
 890 int
 891 rte_eth_dev_fdir_add_signature_filter(uint8_t port_id,
 892                                       struct rte_fdir_filter *fdir_filter,
 893                                       uint8_t queue)
 894 {
 895         struct rte_eth_dev *dev;
 896
 897         if (port_id >= nb_ports) {
 898                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 899                 return (-ENODEV);
 900         }
 901
 902         dev = &rte_eth_devices[port_id];
 903
 904         if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_SIGNATURE) {
 905                 PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n",
 906                                 port_id, dev->data->dev_conf.fdir_conf.mode);
 907                 return (-ENOSYS);
 908         }
 909
 910         if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP
 911              || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE)
 912             && (fdir_filter->port_src || fdir_filter->port_dst)) {
 913                 PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \
 914                                 "None l4type, source & destinations ports " \
 915                                 "should be null!\n");
 916                 return (-EINVAL);
 917         }
 918
 919         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_add_signature_filter, -ENOTSUP);
 920         return (*dev->dev_ops->fdir_add_signature_filter)(dev, fdir_filter,
 921                                                                 queue);
 922 }
 923
 924 int
 925 rte_eth_dev_fdir_update_signature_filter(uint8_t port_id,
 926                                          struct rte_fdir_filter *fdir_filter,
 927                                          uint8_t queue)
 928 {
 929         struct rte_eth_dev *dev;
 930
 931         if (port_id >= nb_ports) {
 932                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 933                 return (-ENODEV);
 934         }
 935
 936         dev = &rte_eth_devices[port_id];
 937
 938         if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_SIGNATURE) {
 939                 PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n",
 940                                 port_id, dev->data->dev_conf.fdir_conf.mode);
 941                 return (-ENOSYS);
 942         }
 943
 944         if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP
 945              || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE)
 946             && (fdir_filter->port_src || fdir_filter->port_dst)) {
 947                 PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \
 948                                 "None l4type, source & destinations ports " \
 949                                 "should be null!\n");
 950                 return (-EINVAL);
 951         }
 952
 953         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_update_signature_filter, -ENOTSUP);
 954         return (*dev->dev_ops->fdir_update_signature_filter)(dev, fdir_filter,
 955                                                                 queue);
 956
 957 }
 958
 959 int
 960 rte_eth_dev_fdir_remove_signature_filter(uint8_t port_id,
 961                                          struct rte_fdir_filter *fdir_filter)
 962 {
 963         struct rte_eth_dev *dev;
 964
 965         if (port_id >= nb_ports) {
 966                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 967                 return (-ENODEV);
 968         }
 969
 970         dev = &rte_eth_devices[port_id];
 971
 972         if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_SIGNATURE) {
 973                 PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n",
 974                                 port_id, dev->data->dev_conf.fdir_conf.mode);
 975                 return (-ENOSYS);
 976         }
 977
 978         if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP
 979              || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE)
 980             && (fdir_filter->port_src || fdir_filter->port_dst)) {
 981                 PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \
 982                                 "None l4type source & destinations ports " \
 983                                 "should be null!\n");
 984                 return (-EINVAL);
 985         }
 986
 987         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_remove_signature_filter, -ENOTSUP);
 988         return (*dev->dev_ops->fdir_remove_signature_filter)(dev, fdir_filter);
 989 }
 990
 991 int
 992 rte_eth_dev_fdir_get_infos(uint8_t port_id, struct rte_eth_fdir *fdir)
 993 {
 994         struct rte_eth_dev *dev;
 995
 996         if (port_id >= nb_ports) {
 997                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 998                 return (-ENODEV);
 999         }
1000
1001         dev = &rte_eth_devices[port_id];
1002         if (! (dev->data->dev_conf.fdir_conf.mode)) {
1003                 PMD_DEBUG_TRACE("port %d: pkt-filter disabled\n", port_id);
1004                 return (-ENOSYS);
1005         }
1006
1007         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_infos_get, -ENOTSUP);
1008
1009         (*dev->dev_ops->fdir_infos_get)(dev, fdir);
1010         return (0);
1011 }
1012
1013 int
1014 rte_eth_dev_fdir_add_perfect_filter(uint8_t port_id,
1015                                     struct rte_fdir_filter *fdir_filter,
1016                                     uint16_t soft_id, uint8_t queue,
1017                                     uint8_t drop)
1018 {
1019         struct rte_eth_dev *dev;
1020
1021         if (port_id >= nb_ports) {
1022                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1023                 return (-ENODEV);
1024         }
1025
1026         dev = &rte_eth_devices[port_id];
1027
1028         if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_PERFECT) {
1029                 PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n",
1030                                 port_id, dev->data->dev_conf.fdir_conf.mode);
1031                 return (-ENOSYS);
1032         }
1033
1034         if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP
1035              || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE)
1036             && (fdir_filter->port_src || fdir_filter->port_dst)) {
1037                 PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \
1038                                 "None l4type, source & destinations ports " \
1039                                 "should be null!\n");
1040                 return (-EINVAL);
1041         }
1042
1043         /* For now IPv6 is not supported with perfect filter */
1044         if (fdir_filter->iptype == RTE_FDIR_IPTYPE_IPV6)
1045                 return (-ENOTSUP);
1046
1047         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_add_perfect_filter, -ENOTSUP);
1048         return (*dev->dev_ops->fdir_add_perfect_filter)(dev, fdir_filter,
1049                                                                 soft_id, queue,
1050                                                                 drop);
1051 }
1052
1053 int
1054 rte_eth_dev_fdir_update_perfect_filter(uint8_t port_id,
1055                                        struct rte_fdir_filter *fdir_filter,
1056                                        uint16_t soft_id, uint8_t queue,
1057                                        uint8_t drop)
1058 {
1059         struct rte_eth_dev *dev;
1060
1061         if (port_id >= nb_ports) {
1062                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1063                 return (-ENODEV);
1064         }
1065
1066         dev = &rte_eth_devices[port_id];
1067
1068         if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_PERFECT) {
1069                 PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n",
1070                                 port_id, dev->data->dev_conf.fdir_conf.mode);
1071                 return (-ENOSYS);
1072         }
1073
1074         if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP
1075              || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE)
1076             && (fdir_filter->port_src || fdir_filter->port_dst)) {
1077                 PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \
1078                                 "None l4type, source & destinations ports " \
1079                                 "should be null!\n");
1080                 return (-EINVAL);
1081         }
1082
1083         /* For now IPv6 is not supported with perfect filter */
1084         if (fdir_filter->iptype == RTE_FDIR_IPTYPE_IPV6)
1085                 return (-ENOTSUP);
1086
1087         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_update_perfect_filter, -ENOTSUP);
1088         return (*dev->dev_ops->fdir_update_perfect_filter)(dev, fdir_filter,
1089                                                         soft_id, queue, drop);
1090 }
1091
1092 int
1093 rte_eth_dev_fdir_remove_perfect_filter(uint8_t port_id,
1094                                        struct rte_fdir_filter *fdir_filter,
1095                                        uint16_t soft_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 (-ENODEV);
1102         }
1103
1104         dev = &rte_eth_devices[port_id];
1105
1106         if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_PERFECT) {
1107                 PMD_DEBUG_TRACE("port %d: invalid FDIR mode=%u\n",
1108                                 port_id, dev->data->dev_conf.fdir_conf.mode);
1109                 return (-ENOSYS);
1110         }
1111
1112         if ((fdir_filter->l4type == RTE_FDIR_L4TYPE_SCTP
1113              || fdir_filter->l4type == RTE_FDIR_L4TYPE_NONE)
1114             && (fdir_filter->port_src || fdir_filter->port_dst)) {
1115                 PMD_DEBUG_TRACE(" Port are meaningless for SCTP and " \
1116                                 "None l4type, source & destinations ports " \
1117                                 "should be null!\n");
1118                 return (-EINVAL);
1119         }
1120
1121         /* For now IPv6 is not supported with perfect filter */
1122         if (fdir_filter->iptype == RTE_FDIR_IPTYPE_IPV6)
1123                 return (-ENOTSUP);
1124
1125         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_remove_perfect_filter, -ENOTSUP);
1126         return (*dev->dev_ops->fdir_remove_perfect_filter)(dev, fdir_filter,
1127                                                                 soft_id);
1128 }
1129
1130 int
1131 rte_eth_dev_fdir_set_masks(uint8_t port_id, struct rte_fdir_masks *fdir_mask)
1132 {
1133         struct rte_eth_dev *dev;
1134
1135         if (port_id >= nb_ports) {
1136                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1137                 return (-ENODEV);
1138         }
1139
1140         dev = &rte_eth_devices[port_id];
1141         if (! (dev->data->dev_conf.fdir_conf.mode)) {
1142                 PMD_DEBUG_TRACE("port %d: pkt-filter disabled\n", port_id);
1143                 return (-ENOSYS);
1144         }
1145
1146         /* IPv6 mask are not supported */
1147         if (fdir_mask->src_ipv6_mask)
1148                 return (-ENOTSUP);
1149
1150         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fdir_set_masks, -ENOTSUP);
1151         return (*dev->dev_ops->fdir_set_masks)(dev, fdir_mask);
1152 }
1153
1154 int
1155 rte_eth_dev_flow_ctrl_set(uint8_t port_id, struct rte_eth_fc_conf *fc_conf)
1156 {
1157         struct rte_eth_dev *dev;
1158
1159         if (port_id >= nb_ports) {
1160                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1161                 return (-ENODEV);
1162         }
1163
1164         if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
1165                 PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n");
1166                 return (-EINVAL);
1167         }
1168
1169         dev = &rte_eth_devices[port_id];
1170
1171         /* High water, low water validation are device specific */
1172         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
1173         if  (*dev->dev_ops->flow_ctrl_set)
1174                 return (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf);
1175
1176         return -ENOTSUP;
1177 }
1178
1179 int
1180 rte_eth_led_on(uint8_t port_id)
1181 {
1182         struct rte_eth_dev *dev;
1183
1184         if (port_id >= nb_ports) {
1185                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1186                 return (-ENODEV);
1187         }
1188
1189         dev = &rte_eth_devices[port_id];
1190         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
1191         return ((*dev->dev_ops->dev_led_on)(dev));
1192 }
1193
1194 int
1195 rte_eth_led_off(uint8_t port_id)
1196 {
1197         struct rte_eth_dev *dev;
1198
1199         if (port_id >= nb_ports) {
1200                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1201                 return (-ENODEV);
1202         }
1203
1204         dev = &rte_eth_devices[port_id];
1205         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
1206         return ((*dev->dev_ops->dev_led_off)(dev));
1207 }
1208
1209 /*
1210  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
1211  * an empty spot.
1212  */
1213 static inline int
1214 get_mac_addr_index(uint8_t port_id, struct ether_addr *addr)
1215 {
1216         struct rte_eth_dev_info dev_info;
1217         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1218         unsigned i;
1219
1220         rte_eth_dev_info_get(port_id, &dev_info);
1221
1222         for (i = 0; i < dev_info.max_mac_addrs; i++)
1223                 if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
1224                         return i;
1225
1226         return -1;
1227 }
1228
1229 static struct ether_addr null_mac_addr = {{0, 0, 0, 0, 0, 0}};
1230
1231 int
1232 rte_eth_dev_mac_addr_add(uint8_t port_id, struct ether_addr *addr,
1233                 uint32_t pool)
1234 {
1235         struct rte_eth_dev *dev;
1236         int index;
1237
1238         if (port_id >= nb_ports) {
1239                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1240                 return (-ENODEV);
1241         }
1242         dev = &rte_eth_devices[port_id];
1243         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
1244
1245         if (is_zero_ether_addr(addr)) {
1246                 PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n", port_id);
1247                 return (-EINVAL);
1248         }
1249
1250         /* Check if it's already there, and do nothing */
1251         index = get_mac_addr_index(port_id, addr);
1252         if (index >= 0)
1253                 return 0;
1254
1255         index = get_mac_addr_index(port_id, &null_mac_addr);
1256         if (index < 0) {
1257                 PMD_DEBUG_TRACE("port %d: MAC address array full\n", port_id);
1258                 return (-ENOSPC);
1259         }
1260
1261         /* Update NIC */
1262         (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
1263
1264         /* Update address in NIC data structure */
1265         ether_addr_copy(addr, &dev->data->mac_addrs[index]);
1266
1267         return 0;
1268 }
1269
1270 int
1271 rte_eth_dev_mac_addr_remove(uint8_t port_id, struct ether_addr *addr)
1272 {
1273         struct rte_eth_dev *dev;
1274         int index;
1275
1276         if (port_id >= nb_ports) {
1277                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1278                 return (-ENODEV);
1279         }
1280         dev = &rte_eth_devices[port_id];
1281         FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
1282
1283         index = get_mac_addr_index(port_id, addr);
1284         if (index == 0) {
1285                 PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id);
1286                 return (-EADDRINUSE);
1287         } else if (index < 0)
1288                 return 0;  /* Do nothing if address wasn't found */
1289
1290         /* Update NIC */
1291         (*dev->dev_ops->mac_addr_remove)(dev, index);
1292
1293         /* Update address in NIC data structure */
1294         ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
1295
1296         return 0;
1297 }
1298
1299 #ifdef RTE_LIBRTE_ETHDEV_DEBUG
1300 uint16_t
1301 rte_eth_rx_burst(uint8_t port_id, uint16_t queue_id,
1302                  struct rte_mbuf **rx_pkts, uint16_t nb_pkts)
1303 {
1304         struct rte_eth_dev *dev;
1305
1306         if (port_id >= nb_ports) {
1307                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1308                 return 0;
1309         }
1310         dev = &rte_eth_devices[port_id];
1311         FUNC_PTR_OR_ERR_RET(*dev->rx_pkt_burst, -ENOTSUP);
1312         if (queue_id >= dev->data->nb_rx_queues) {
1313                 PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
1314                 return 0;
1315         }
1316         return (*dev->rx_pkt_burst)(dev->data->rx_queues[queue_id],
1317                                                 rx_pkts, nb_pkts);
1318 }
1319
1320 uint16_t
1321 rte_eth_tx_burst(uint8_t port_id, uint16_t queue_id,
1322                  struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
1323 {
1324         struct rte_eth_dev *dev;
1325
1326         if (port_id >= nb_ports) {
1327                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1328                 return 0;
1329         }
1330         dev = &rte_eth_devices[port_id];
1331
1332         FUNC_PTR_OR_ERR_RET(*dev->tx_pkt_burst, -ENOTSUP);
1333         if (queue_id >= dev->data->nb_tx_queues) {
1334                 PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
1335                 return 0;
1336         }
1337         return (*dev->tx_pkt_burst)(dev->data->tx_queues[queue_id],
1338                                                 tx_pkts, nb_pkts);
1339 }
1340 #endif
1341
1342 int
1343 rte_eth_dev_callback_register(uint8_t port_id,
1344                         enum rte_eth_event_type event,
1345                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
1346 {
1347         int ret = -1;
1348         struct rte_eth_dev *dev;
1349         struct rte_eth_dev_callback *user_cb = NULL;
1350
1351         if (!cb_fn)
1352                 return -1;
1353         if (port_id >= nb_ports) {
1354                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1355                 return -1;
1356         }
1357         dev = &rte_eth_devices[port_id];
1358         rte_spinlock_lock(&rte_eth_dev_cb_lock);
1359         TAILQ_FOREACH(user_cb, &(dev->callbacks), next) {
1360                 if (user_cb->cb_fn == cb_fn &&
1361                         user_cb->cb_arg == cb_arg &&
1362                         user_cb->event == event) {
1363                         ret = 0;
1364                         goto out;
1365                 }
1366         }
1367         user_cb = rte_malloc("INTR_USER_CALLBACK",
1368                 sizeof(struct rte_eth_dev_callback), 0);
1369         if (!user_cb)
1370                 goto out;
1371         user_cb->cb_fn = cb_fn;
1372         user_cb->cb_arg = cb_arg;
1373         user_cb->event = event;
1374         TAILQ_INSERT_TAIL(&(dev->callbacks), user_cb, next);
1375         ret = 0;
1376
1377 out:
1378         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
1379
1380         return ret;
1381 }
1382
1383 int
1384 rte_eth_dev_callback_unregister(uint8_t port_id,
1385                         enum rte_eth_event_type event,
1386                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
1387 {
1388         int ret = -1;
1389         struct rte_eth_dev *dev;
1390         struct rte_eth_dev_callback *cb_lst = NULL;
1391
1392         if (!cb_fn)
1393                 return -1;
1394         if (port_id >= nb_ports) {
1395                 PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
1396                 return -1;
1397         }
1398         dev = &rte_eth_devices[port_id];
1399         rte_spinlock_lock(&rte_eth_dev_cb_lock);
1400         TAILQ_FOREACH(cb_lst, &(dev->callbacks), next) {
1401                 if (cb_lst->cb_fn != cb_fn || cb_lst->event != event)
1402                         continue;
1403                 if (cb_lst->cb_arg == (void *)-1 ||
1404                                 cb_lst->cb_arg == cb_arg) {
1405                         TAILQ_REMOVE(&(dev->callbacks), cb_lst, next);
1406                         rte_free(cb_lst);
1407                         ret = 0;
1408                 }
1409         }
1410
1411         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
1412
1413         return ret;
1414 }
1415
1416 void
1417 _rte_eth_dev_callback_process(struct rte_eth_dev *dev, enum rte_eth_event_type event)
1418 {
1419         struct rte_eth_dev_callback *cb_lst = NULL;
1420         struct rte_eth_dev_callback dev_cb;
1421
1422         rte_spinlock_lock(&rte_eth_dev_cb_lock);
1423         TAILQ_FOREACH(cb_lst, &(dev->callbacks), next) {
1424                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
1425                         continue;
1426                 dev_cb = *cb_lst;
1427                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
1428                 dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
1429                                                 dev_cb.cb_arg);
1430                 rte_spinlock_lock(&rte_eth_dev_cb_lock);
1431         }
1432         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
1433 }
1434