lib/librte_pmd_bond/rte_eth_bond_api.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 <string.h>
  35
  36 #include <rte_mbuf.h>
  37 #include <rte_malloc.h>
  38 #include <rte_ethdev.h>
  39 #include <rte_tcp.h>
  40
  41 #include "rte_eth_bond.h"
  42 #include "rte_eth_bond_private.h"
  43 #include "rte_eth_bond_8023ad_private.h"
  44
  45 #define DEFAULT_POLLING_INTERVAL_10_MS (10)
  46
  47 int
  48 valid_bonded_ethdev(struct rte_eth_dev *eth_dev)
  49 {
  50         size_t len;
  51
  52         /* Check valid pointer */
  53         if (eth_dev->driver->pci_drv.name == NULL || driver_name == NULL)
  54                 return -1;
  55
  56         /* Check string lengths are equal */
  57         len = strlen(driver_name);
  58         if (strlen(eth_dev->driver->pci_drv.name) != len)
  59                 return -1;
  60
  61         /* Compare strings */
  62         return strncmp(eth_dev->driver->pci_drv.name, driver_name, len);
  63 }
  64
  65 int
  66 valid_port_id(uint8_t port_id)
  67 {
  68         /* Verify that port id is valid */
  69         int ethdev_count = rte_eth_dev_count();
  70         if (port_id >= ethdev_count) {
  71                 RTE_BOND_LOG(ERR, "Port Id %d is greater than rte_eth_dev_count %d",
  72                                 port_id, ethdev_count);
  73                 return -1;
  74         }
  75
  76         return 0;
  77 }
  78
  79 int
  80 valid_bonded_port_id(uint8_t port_id)
  81 {
  82         /* Verify that port id's are valid */
  83         if (valid_port_id(port_id))
  84                 return -1;
  85
  86         /* Verify that bonded_port_id refers to a bonded port */
  87         if (valid_bonded_ethdev(&rte_eth_devices[port_id])) {
  88                 RTE_BOND_LOG(ERR, "Specified port Id %d is not a bonded eth_dev device",
  89                                 port_id);
  90                 return -1;
  91         }
  92
  93         return 0;
  94 }
  95
  96 int
  97 valid_slave_port_id(uint8_t port_id)
  98 {
  99         /* Verify that port id's are valid */
 100         if (valid_port_id(port_id))
 101                 return -1;
 102
 103         /* Verify that port_id refers to a non bonded port */
 104         if (!valid_bonded_ethdev(&rte_eth_devices[port_id]))
 105                 return -1;
 106
 107         return 0;
 108 }
 109
 110 void
 111 activate_slave(struct rte_eth_dev *eth_dev, uint8_t port_id)
 112 {
 113         struct bond_dev_private *internals = eth_dev->data->dev_private;
 114
 115         if (internals->mode == BONDING_MODE_8023AD)
 116                 bond_mode_8023ad_activate_slave(eth_dev, port_id);
 117
 118         internals->active_slaves[internals->active_slave_count] = port_id;
 119         internals->active_slave_count++;
 120 }
 121
 122 void
 123 deactivate_slave(struct rte_eth_dev *eth_dev, uint8_t port_id)
 124 {
 125         uint8_t slave_pos;
 126         struct bond_dev_private *internals = eth_dev->data->dev_private;
 127         uint8_t active_count = internals->active_slave_count;
 128
 129         if (internals->mode == BONDING_MODE_8023AD) {
 130                 bond_mode_8023ad_stop(eth_dev);
 131                 bond_mode_8023ad_deactivate_slave(eth_dev, port_id);
 132         }
 133
 134         slave_pos = find_slave_by_id(internals->active_slaves, active_count,
 135                         port_id);
 136
 137         /* If slave was not at the end of the list
 138          * shift active slaves up active array list */
 139         if (slave_pos < active_count) {
 140                 active_count--;
 141                 memmove(internals->active_slaves + slave_pos,
 142                                 internals->active_slaves + slave_pos + 1,
 143                                 (active_count - slave_pos) *
 144                                         sizeof(internals->active_slaves[0]));
 145         }
 146
 147         internals->active_slave_count = active_count;
 148
 149         if (eth_dev->data->dev_started && internals->mode == BONDING_MODE_8023AD)
 150                 bond_mode_8023ad_start(eth_dev);
 151 }
 152
 153 uint8_t
 154 number_of_sockets(void)
 155 {
 156         int sockets = 0;
 157         int i;
 158         const struct rte_memseg *ms = rte_eal_get_physmem_layout();
 159
 160         for (i = 0; ((i < RTE_MAX_MEMSEG) && (ms[i].addr != NULL)); i++) {
 161                 if (sockets < ms[i].socket_id)
 162                         sockets = ms[i].socket_id;
 163         }
 164
 165         /* Number of sockets = maximum socket_id + 1 */
 166         return ++sockets;
 167 }
 168
 169 const char *driver_name = "Link Bonding PMD";
 170
 171 int
 172 rte_eth_bond_create(const char *name, uint8_t mode, uint8_t socket_id)
 173 {
 174         struct rte_pci_device *pci_dev = NULL;
 175         struct bond_dev_private *internals = NULL;
 176         struct rte_eth_dev *eth_dev = NULL;
 177         struct eth_driver *eth_drv = NULL;
 178         struct rte_pci_driver *pci_drv = NULL;
 179         struct rte_pci_id *pci_id_table = NULL;
 180         /* now do all data allocation - for eth_dev structure, dummy pci driver
 181          * and internal (private) data
 182          */
 183
 184         if (name == NULL) {
 185                 RTE_BOND_LOG(ERR, "Invalid name specified");
 186                 goto err;
 187         }
 188
 189         if (socket_id >= number_of_sockets()) {
 190                 RTE_BOND_LOG(ERR,
 191                                 "Invalid socket id specified to create bonded device on.");
 192                 goto err;
 193         }
 194
 195         pci_dev = rte_zmalloc_socket(name, sizeof(*pci_dev), 0, socket_id);
 196         if (pci_dev == NULL) {
 197                 RTE_BOND_LOG(ERR, "Unable to malloc pci dev on socket");
 198                 goto err;
 199         }
 200
 201         eth_drv = rte_zmalloc_socket(name, sizeof(*eth_drv), 0, socket_id);
 202         if (eth_drv == NULL) {
 203                 RTE_BOND_LOG(ERR, "Unable to malloc eth_drv on socket");
 204                 goto err;
 205         }
 206
 207         pci_drv = rte_zmalloc_socket(name, sizeof(*pci_drv), 0, socket_id);
 208         if (pci_drv == NULL) {
 209                 RTE_BOND_LOG(ERR, "Unable to malloc pci_drv on socket");
 210                 goto err;
 211         }
 212         pci_id_table = rte_zmalloc_socket(name, sizeof(*pci_id_table), 0, socket_id);
 213         if (pci_drv == NULL) {
 214                 RTE_BOND_LOG(ERR, "Unable to malloc pci_id_table on socket");
 215                 goto err;
 216         }
 217
 218         pci_drv->id_table = pci_id_table;
 219
 220         pci_drv->id_table->device_id = PCI_ANY_ID;
 221         pci_drv->id_table->subsystem_device_id = PCI_ANY_ID;
 222         pci_drv->id_table->vendor_id = PCI_ANY_ID;
 223         pci_drv->id_table->subsystem_vendor_id = PCI_ANY_ID;
 224
 225         pci_drv->drv_flags = RTE_PCI_DRV_INTR_LSC;
 226
 227         internals = rte_zmalloc_socket(name, sizeof(*internals), 0, socket_id);
 228         if (internals == NULL) {
 229                 RTE_BOND_LOG(ERR, "Unable to malloc internals on socket");
 230                 goto err;
 231         }
 232
 233         /* reserve an ethdev entry */
 234         eth_dev = rte_eth_dev_allocate(name);
 235         if (eth_dev == NULL) {
 236                 RTE_BOND_LOG(ERR, "Unable to allocate rte_eth_dev");
 237                 goto err;
 238         }
 239
 240         pci_dev->numa_node = socket_id;
 241         pci_drv->name = driver_name;
 242
 243         eth_drv->pci_drv = (struct rte_pci_driver)(*pci_drv);
 244         eth_dev->driver = eth_drv;
 245
 246         eth_dev->data->dev_private = internals;
 247         eth_dev->data->nb_rx_queues = (uint16_t)1;
 248         eth_dev->data->nb_tx_queues = (uint16_t)1;
 249
 250         TAILQ_INIT(&(eth_dev->callbacks));
 251
 252         eth_dev->data->dev_link.link_status = 0;
 253
 254         eth_dev->data->mac_addrs = rte_zmalloc_socket(name, ETHER_ADDR_LEN, 0,
 255                         socket_id);
 256
 257         eth_dev->data->dev_started = 0;
 258         eth_dev->data->promiscuous = 0;
 259         eth_dev->data->scattered_rx = 0;
 260         eth_dev->data->all_multicast = 0;
 261
 262         eth_dev->dev_ops = &default_dev_ops;
 263         eth_dev->pci_dev = pci_dev;
 264
 265         rte_spinlock_init(&internals->lock);
 266
 267         internals->port_id = eth_dev->data->port_id;
 268         internals->mode = BONDING_MODE_INVALID;
 269         internals->current_primary_port = 0;
 270         internals->balance_xmit_policy = BALANCE_XMIT_POLICY_LAYER2;
 271         internals->user_defined_mac = 0;
 272         internals->link_props_set = 0;
 273
 274         internals->link_status_polling_enabled = 0;
 275
 276         internals->link_status_polling_interval_ms = DEFAULT_POLLING_INTERVAL_10_MS;
 277         internals->link_down_delay_ms = 0;
 278         internals->link_up_delay_ms = 0;
 279
 280         internals->slave_count = 0;
 281         internals->active_slave_count = 0;
 282         internals->rx_offload_capa = 0;
 283         internals->tx_offload_capa = 0;
 284
 285         memset(internals->active_slaves, 0, sizeof(internals->active_slaves));
 286         memset(internals->slaves, 0, sizeof(internals->slaves));
 287
 288         /* Set mode 4 default configuration */
 289         bond_mode_8023ad_setup(eth_dev, NULL);
 290         if (bond_ethdev_mode_set(eth_dev, mode)) {
 291                 RTE_BOND_LOG(ERR, "Failed to set bonded device %d mode too %d",
 292                                  eth_dev->data->port_id, mode);
 293                 goto err;
 294         }
 295
 296         return eth_dev->data->port_id;
 297
 298 err:
 299         if (pci_dev)
 300                 rte_free(pci_dev);
 301         if (pci_drv)
 302                 rte_free(pci_drv);
 303         if (pci_id_table)
 304                 rte_free(pci_id_table);
 305         if (eth_drv)
 306                 rte_free(eth_drv);
 307         if (internals)
 308                 rte_free(internals);
 309         return -1;
 310 }
 311
 312 static int
 313 __eth_bond_slave_add_lock_free(uint8_t bonded_port_id, uint8_t slave_port_id)
 314 {
 315         struct rte_eth_dev *bonded_eth_dev, *slave_eth_dev;
 316         struct bond_dev_private *internals;
 317         struct bond_dev_private *temp_internals;
 318         struct rte_eth_link link_props;
 319         struct rte_eth_dev_info dev_info;
 320
 321         int i, j;
 322
 323         if (valid_slave_port_id(slave_port_id) != 0)
 324                 return -1;
 325
 326         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 327         internals = bonded_eth_dev->data->dev_private;
 328
 329         /* Verify that new slave device is not already a slave of another
 330          * bonded device */
 331         for (i = rte_eth_dev_count()-1; i >= 0; i--) {
 332                 if (valid_bonded_ethdev(&rte_eth_devices[i]) == 0) {
 333                         temp_internals = rte_eth_devices[i].data->dev_private;
 334
 335                         for (j = 0; j < temp_internals->slave_count; j++) {
 336                                 /* Device already a slave of a bonded device */
 337                                 if (temp_internals->slaves[j].port_id == slave_port_id) {
 338                                         RTE_BOND_LOG(ERR, "Slave port %d is already a slave",
 339                                                         slave_port_id);
 340                                         return -1;
 341                                 }
 342                         }
 343                 }
 344         }
 345
 346         slave_eth_dev = &rte_eth_devices[slave_port_id];
 347
 348         /* Add slave details to bonded device */
 349         slave_add(internals, slave_eth_dev);
 350
 351         memset(&dev_info, 0, sizeof(dev_info));
 352         rte_eth_dev_info_get(slave_port_id, &dev_info);
 353
 354         if (internals->slave_count < 1) {
 355                 /* if MAC is not user defined then use MAC of first slave add to
 356                  * bonded device */
 357                 if (!internals->user_defined_mac)
 358                         mac_address_set(bonded_eth_dev, slave_eth_dev->data->mac_addrs);
 359
 360                 /* Inherit eth dev link properties from first slave */
 361                 link_properties_set(bonded_eth_dev,
 362                                 &(slave_eth_dev->data->dev_link));
 363
 364                 /* Make primary slave */
 365                 internals->primary_port = slave_port_id;
 366
 367                 /* Take the first dev's offload capabilities */
 368                 internals->rx_offload_capa = dev_info.rx_offload_capa;
 369                 internals->tx_offload_capa = dev_info.tx_offload_capa;
 370
 371         } else {
 372                 /* Check slave link properties are supported if props are set,
 373                  * all slaves must be the same */
 374                 if (internals->link_props_set) {
 375                         if (link_properties_valid(&(bonded_eth_dev->data->dev_link),
 376                                                                           &(slave_eth_dev->data->dev_link))) {
 377                                 RTE_BOND_LOG(ERR,
 378                                                 "Slave port %d link speed/duplex not supported",
 379                                                 slave_port_id);
 380                                 return -1;
 381                         }
 382                 } else {
 383                         link_properties_set(bonded_eth_dev,
 384                                         &(slave_eth_dev->data->dev_link));
 385                 }
 386                 internals->rx_offload_capa &= dev_info.rx_offload_capa;
 387                 internals->tx_offload_capa &= dev_info.tx_offload_capa;
 388         }
 389
 390         internals->slave_count++;
 391
 392         /* Update all slave devices MACs*/
 393         mac_address_slaves_update(bonded_eth_dev);
 394
 395         if (bonded_eth_dev->data->dev_started) {
 396                 if (slave_configure(bonded_eth_dev, slave_eth_dev) != 0) {
 397                         RTE_BOND_LOG(ERR, "rte_bond_slaves_configure: port=%d",
 398                                         slave_port_id);
 399                         return -1;
 400                 }
 401         }
 402
 403         /* Register link status change callback with bonded device pointer as
 404          * argument*/
 405         rte_eth_dev_callback_register(slave_port_id, RTE_ETH_EVENT_INTR_LSC,
 406                         bond_ethdev_lsc_event_callback, &bonded_eth_dev->data->port_id);
 407
 408         /* If bonded device is started then we can add the slave to our active
 409          * slave array */
 410         if (bonded_eth_dev->data->dev_started) {
 411                 rte_eth_link_get_nowait(slave_port_id, &link_props);
 412
 413                  if (link_props.link_status == 1)
 414                         activate_slave(bonded_eth_dev, slave_port_id);
 415         }
 416         return 0;
 417
 418 }
 419
 420 int
 421 rte_eth_bond_slave_add(uint8_t bonded_port_id, uint8_t slave_port_id)
 422 {
 423         struct rte_eth_dev *bonded_eth_dev;
 424         struct bond_dev_private *internals;
 425
 426         int retval;
 427
 428         /* Verify that port id's are valid bonded and slave ports */
 429         if (valid_bonded_port_id(bonded_port_id) != 0)
 430                 return -1;
 431
 432         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 433         internals = bonded_eth_dev->data->dev_private;
 434
 435         rte_spinlock_lock(&internals->lock);
 436
 437         retval = __eth_bond_slave_add_lock_free(bonded_port_id, slave_port_id);
 438
 439         rte_spinlock_unlock(&internals->lock);
 440
 441         return retval;
 442 }
 443
 444 static int
 445 __eth_bond_slave_remove_lock_free(uint8_t bonded_port_id, uint8_t slave_port_id)
 446 {
 447         struct rte_eth_dev *bonded_eth_dev;
 448         struct bond_dev_private *internals;
 449
 450         int i, slave_idx;
 451
 452         if (valid_slave_port_id(slave_port_id) != 0)
 453                 return -1;
 454
 455         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 456         internals = bonded_eth_dev->data->dev_private;
 457
 458         /* first remove from active slave list */
 459         slave_idx = find_slave_by_id(internals->active_slaves,
 460                 internals->active_slave_count, slave_port_id);
 461
 462         if (slave_idx < internals->active_slave_count)
 463                 deactivate_slave(bonded_eth_dev, slave_port_id);
 464
 465         slave_idx = -1;
 466         /* now find in slave list */
 467         for (i = 0; i < internals->slave_count; i++)
 468                 if (internals->slaves[i].port_id == slave_port_id) {
 469                         slave_idx = i;
 470                         break;
 471                 }
 472
 473         if (slave_idx < 0) {
 474                 RTE_BOND_LOG(ERR, "Couldn't find slave in port list, slave count %d",
 475                                 internals->slave_count);
 476                 return -1;
 477         }
 478
 479         /* Un-register link status change callback with bonded device pointer as
 480          * argument*/
 481         rte_eth_dev_callback_unregister(slave_port_id, RTE_ETH_EVENT_INTR_LSC,
 482                         bond_ethdev_lsc_event_callback,
 483                         &rte_eth_devices[bonded_port_id].data->port_id);
 484
 485         /* Restore original MAC address of slave device */
 486         mac_address_set(&rte_eth_devices[slave_port_id],
 487                         &(internals->slaves[slave_idx].persisted_mac_addr));
 488
 489         slave_remove(internals, &rte_eth_devices[slave_port_id]);
 490
 491         /*  first slave in the active list will be the primary by default,
 492          *  otherwise use first device in list */
 493         if (internals->current_primary_port == slave_port_id) {
 494                 if (internals->active_slave_count > 0)
 495                         internals->current_primary_port = internals->active_slaves[0];
 496                 else if (internals->slave_count > 0)
 497                         internals->current_primary_port = internals->slaves[0].port_id;
 498                 else
 499                         internals->primary_port = 0;
 500         }
 501
 502         if (internals->active_slave_count < 1) {
 503                 /* reset device link properties as no slaves are active */
 504                 link_properties_reset(&rte_eth_devices[bonded_port_id]);
 505
 506                 /* if no slaves are any longer attached to bonded device and MAC is not
 507                  * user defined then clear MAC of bonded device as it will be reset
 508                  * when a new slave is added */
 509                 if (internals->slave_count < 1 && !internals->user_defined_mac)
 510                         memset(rte_eth_devices[bonded_port_id].data->mac_addrs, 0,
 511                                         sizeof(*(rte_eth_devices[bonded_port_id].data->mac_addrs)));
 512         }
 513         if (internals->slave_count == 0) {
 514                 internals->rx_offload_capa = 0;
 515                 internals->tx_offload_capa = 0;
 516         }
 517         return 0;
 518 }
 519
 520 int
 521 rte_eth_bond_slave_remove(uint8_t bonded_port_id, uint8_t slave_port_id)
 522 {
 523         struct rte_eth_dev *bonded_eth_dev;
 524         struct bond_dev_private *internals;
 525         int retval;
 526
 527         if (valid_bonded_port_id(bonded_port_id) != 0)
 528                 return -1;
 529
 530         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 531         internals = bonded_eth_dev->data->dev_private;
 532
 533         rte_spinlock_lock(&internals->lock);
 534
 535         retval = __eth_bond_slave_remove_lock_free(bonded_port_id, slave_port_id);
 536
 537         rte_spinlock_unlock(&internals->lock);
 538
 539         return retval;
 540 }
 541
 542 int
 543 rte_eth_bond_mode_set(uint8_t bonded_port_id, uint8_t mode)
 544 {
 545         if (valid_bonded_port_id(bonded_port_id) != 0)
 546                 return -1;
 547
 548         return bond_ethdev_mode_set(&rte_eth_devices[bonded_port_id], mode);
 549 }
 550
 551 int
 552 rte_eth_bond_mode_get(uint8_t bonded_port_id)
 553 {
 554         struct bond_dev_private *internals;
 555
 556         if (valid_bonded_port_id(bonded_port_id) != 0)
 557                 return -1;
 558
 559         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 560
 561         return internals->mode;
 562 }
 563
 564 int
 565 rte_eth_bond_primary_set(uint8_t bonded_port_id, uint8_t slave_port_id)
 566 {
 567         struct bond_dev_private *internals;
 568
 569         if (valid_bonded_port_id(bonded_port_id) != 0)
 570                 return -1;
 571
 572         if (valid_slave_port_id(slave_port_id) != 0)
 573                 return -1;
 574
 575         internals =  rte_eth_devices[bonded_port_id].data->dev_private;
 576
 577         internals->user_defined_primary_port = 1;
 578         internals->primary_port = slave_port_id;
 579
 580         bond_ethdev_primary_set(internals, slave_port_id);
 581
 582         return 0;
 583 }
 584
 585 int
 586 rte_eth_bond_primary_get(uint8_t bonded_port_id)
 587 {
 588         struct bond_dev_private *internals;
 589
 590         if (valid_bonded_port_id(bonded_port_id) != 0)
 591                 return -1;
 592
 593         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 594
 595         if (internals->slave_count < 1)
 596                 return -1;
 597
 598         return internals->current_primary_port;
 599 }
 600
 601 int
 602 rte_eth_bond_slaves_get(uint8_t bonded_port_id, uint8_t slaves[], uint8_t len)
 603 {
 604         struct bond_dev_private *internals;
 605         uint8_t i;
 606
 607         if (valid_bonded_port_id(bonded_port_id) != 0)
 608                 return -1;
 609
 610         if (slaves == NULL)
 611                 return -1;
 612
 613         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 614
 615         if (internals->slave_count > len)
 616                 return -1;
 617
 618         for (i = 0; i < internals->slave_count; i++)
 619                 slaves[i] = internals->slaves[i].port_id;
 620
 621         return internals->slave_count;
 622 }
 623
 624 int
 625 rte_eth_bond_active_slaves_get(uint8_t bonded_port_id, uint8_t slaves[],
 626                 uint8_t len)
 627 {
 628         struct bond_dev_private *internals;
 629
 630         if (valid_bonded_port_id(bonded_port_id) != 0)
 631                 return -1;
 632
 633         if (slaves == NULL)
 634                 return -1;
 635
 636         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 637
 638         if (internals->active_slave_count > len)
 639                 return -1;
 640
 641         memcpy(slaves, internals->active_slaves, internals->active_slave_count);
 642
 643         return internals->active_slave_count;
 644 }
 645
 646 int
 647 rte_eth_bond_mac_address_set(uint8_t bonded_port_id,
 648                 struct ether_addr *mac_addr)
 649 {
 650         struct rte_eth_dev *bonded_eth_dev;
 651         struct bond_dev_private *internals;
 652
 653         if (valid_bonded_port_id(bonded_port_id) != 0)
 654                 return -1;
 655
 656         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 657         internals = bonded_eth_dev->data->dev_private;
 658
 659         /* Set MAC Address of Bonded Device */
 660         if (mac_address_set(bonded_eth_dev, mac_addr))
 661                 return -1;
 662
 663         internals->user_defined_mac = 1;
 664
 665         /* Update all slave devices MACs*/
 666         if (internals->slave_count > 0)
 667                 return mac_address_slaves_update(bonded_eth_dev);
 668
 669         return 0;
 670 }
 671
 672 int
 673 rte_eth_bond_mac_address_reset(uint8_t bonded_port_id)
 674 {
 675         struct rte_eth_dev *bonded_eth_dev;
 676         struct bond_dev_private *internals;
 677
 678         if (valid_bonded_port_id(bonded_port_id) != 0)
 679                 return -1;
 680
 681         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 682         internals = bonded_eth_dev->data->dev_private;
 683
 684         internals->user_defined_mac = 0;
 685
 686         if (internals->slave_count > 0) {
 687                 /* Set MAC Address of Bonded Device */
 688                 if (mac_address_set(bonded_eth_dev,
 689                                 &internals->slaves[internals->primary_port].persisted_mac_addr)
 690                                 != 0) {
 691                         RTE_BOND_LOG(ERR, "Failed to set MAC address on bonded device");
 692                         return -1;
 693                 }
 694                 /* Update all slave devices MAC addresses */
 695                 return mac_address_slaves_update(bonded_eth_dev);
 696         }
 697         /* No need to update anything as no slaves present */
 698         return 0;
 699 }
 700
 701 int
 702 rte_eth_bond_xmit_policy_set(uint8_t bonded_port_id, uint8_t policy)
 703 {
 704         struct bond_dev_private *internals;
 705
 706         if (valid_bonded_port_id(bonded_port_id) != 0)
 707                 return -1;
 708
 709         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 710
 711         switch (policy) {
 712         case BALANCE_XMIT_POLICY_LAYER2:
 713         case BALANCE_XMIT_POLICY_LAYER23:
 714         case BALANCE_XMIT_POLICY_LAYER34:
 715                 internals->balance_xmit_policy = policy;
 716                 break;
 717
 718         default:
 719                 return -1;
 720         }
 721         return 0;
 722 }
 723
 724 int
 725 rte_eth_bond_xmit_policy_get(uint8_t bonded_port_id)
 726 {
 727         struct bond_dev_private *internals;
 728
 729         if (valid_bonded_port_id(bonded_port_id) != 0)
 730                 return -1;
 731
 732         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 733
 734         return internals->balance_xmit_policy;
 735 }
 736
 737 int
 738 rte_eth_bond_link_monitoring_set(uint8_t bonded_port_id, uint32_t internal_ms)
 739 {
 740         struct bond_dev_private *internals;
 741
 742         if (valid_bonded_port_id(bonded_port_id) != 0)
 743                 return -1;
 744
 745         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 746         internals->link_status_polling_interval_ms = internal_ms;
 747
 748         return 0;
 749 }
 750
 751 int
 752 rte_eth_bond_link_monitoring_get(uint8_t bonded_port_id)
 753 {
 754         struct bond_dev_private *internals;
 755
 756         if (valid_bonded_port_id(bonded_port_id) != 0)
 757                 return -1;
 758
 759         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 760
 761         return internals->link_status_polling_interval_ms;
 762 }
 763
 764 int
 765 rte_eth_bond_link_down_prop_delay_set(uint8_t bonded_port_id, uint32_t delay_ms)
 766
 767 {
 768         struct bond_dev_private *internals;
 769
 770         if (valid_bonded_port_id(bonded_port_id) != 0)
 771                 return -1;
 772
 773         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 774         internals->link_down_delay_ms = delay_ms;
 775
 776         return 0;
 777 }
 778
 779 int
 780 rte_eth_bond_link_down_prop_delay_get(uint8_t bonded_port_id)
 781 {
 782         struct bond_dev_private *internals;
 783
 784         if (valid_bonded_port_id(bonded_port_id) != 0)
 785                 return -1;
 786
 787         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 788
 789         return internals->link_down_delay_ms;
 790 }
 791
 792 int
 793 rte_eth_bond_link_up_prop_delay_set(uint8_t bonded_port_id, uint32_t delay_ms)
 794
 795 {
 796         struct bond_dev_private *internals;
 797
 798         if (valid_bonded_port_id(bonded_port_id) != 0)
 799                 return -1;
 800
 801         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 802         internals->link_up_delay_ms = delay_ms;
 803
 804         return 0;
 805 }
 806
 807 int
 808 rte_eth_bond_link_up_prop_delay_get(uint8_t bonded_port_id)
 809 {
 810         struct bond_dev_private *internals;
 811
 812         if (valid_bonded_port_id(bonded_port_id) != 0)
 813                 return -1;
 814
 815         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 816
 817         return internals->link_up_delay_ms;
 818 }