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         uint8_t active_count = internals->active_slave_count;
 115
 116         if (internals->mode == BONDING_MODE_8023AD)
 117                 bond_mode_8023ad_activate_slave(eth_dev, port_id);
 118
 119         if (internals->mode == BONDING_MODE_ADAPTIVE_TRANSMIT_LOAD_BALANCING
 120                         || internals->mode == BONDING_MODE_ALB) {
 121
 122                 internals->tlb_slaves_order[active_count] = port_id;
 123         }
 124
 125         RTE_VERIFY(internals->active_slave_count <
 126                         (RTE_DIM(internals->active_slaves) - 1));
 127
 128         internals->active_slaves[internals->active_slave_count] = port_id;
 129         internals->active_slave_count++;
 130
 131         if (internals->mode == BONDING_MODE_ADAPTIVE_TRANSMIT_LOAD_BALANCING)
 132                 bond_tlb_activate_slave(internals);
 133         if (internals->mode == BONDING_MODE_ALB)
 134                 bond_mode_alb_client_list_upd(eth_dev);
 135 }
 136
 137 void
 138 deactivate_slave(struct rte_eth_dev *eth_dev, uint8_t port_id)
 139 {
 140         uint8_t slave_pos;
 141         struct bond_dev_private *internals = eth_dev->data->dev_private;
 142         uint8_t active_count = internals->active_slave_count;
 143
 144         if (internals->mode == BONDING_MODE_8023AD) {
 145                 bond_mode_8023ad_stop(eth_dev);
 146                 bond_mode_8023ad_deactivate_slave(eth_dev, port_id);
 147         } else if (internals->mode == BONDING_MODE_ADAPTIVE_TRANSMIT_LOAD_BALANCING
 148                         || internals->mode == BONDING_MODE_ALB)
 149                 bond_tlb_disable(internals);
 150
 151         slave_pos = find_slave_by_id(internals->active_slaves, active_count,
 152                         port_id);
 153
 154         /* If slave was not at the end of the list
 155          * shift active slaves up active array list */
 156         if (slave_pos < active_count) {
 157                 active_count--;
 158                 memmove(internals->active_slaves + slave_pos,
 159                                 internals->active_slaves + slave_pos + 1,
 160                                 (active_count - slave_pos) *
 161                                         sizeof(internals->active_slaves[0]));
 162         }
 163
 164         RTE_VERIFY(active_count < RTE_DIM(internals->active_slaves));
 165         internals->active_slave_count = active_count;
 166
 167         if (eth_dev->data->dev_started) {
 168                 if (internals->mode == BONDING_MODE_8023AD) {
 169                         bond_mode_8023ad_start(eth_dev);
 170                 } else if (internals->mode == BONDING_MODE_ADAPTIVE_TRANSMIT_LOAD_BALANCING) {
 171                         bond_tlb_enable(internals);
 172                 } else if (internals->mode == BONDING_MODE_ALB) {
 173                         bond_tlb_enable(internals);
 174                         bond_mode_alb_client_list_upd(eth_dev);
 175                 }
 176         }
 177 }
 178
 179 uint8_t
 180 number_of_sockets(void)
 181 {
 182         int sockets = 0;
 183         int i;
 184         const struct rte_memseg *ms = rte_eal_get_physmem_layout();
 185
 186         for (i = 0; ((i < RTE_MAX_MEMSEG) && (ms[i].addr != NULL)); i++) {
 187                 if (sockets < ms[i].socket_id)
 188                         sockets = ms[i].socket_id;
 189         }
 190
 191         /* Number of sockets = maximum socket_id + 1 */
 192         return ++sockets;
 193 }
 194
 195 const char *driver_name = "Link Bonding PMD";
 196
 197 int
 198 rte_eth_bond_create(const char *name, uint8_t mode, uint8_t socket_id)
 199 {
 200         struct rte_pci_device *pci_dev = NULL;
 201         struct bond_dev_private *internals = NULL;
 202         struct rte_eth_dev *eth_dev = NULL;
 203         struct eth_driver *eth_drv = NULL;
 204         struct rte_pci_driver *pci_drv = NULL;
 205         struct rte_pci_id *pci_id_table = NULL;
 206         /* now do all data allocation - for eth_dev structure, dummy pci driver
 207          * and internal (private) data
 208          */
 209
 210         if (name == NULL) {
 211                 RTE_BOND_LOG(ERR, "Invalid name specified");
 212                 goto err;
 213         }
 214
 215         if (socket_id >= number_of_sockets()) {
 216                 RTE_BOND_LOG(ERR,
 217                                 "Invalid socket id specified to create bonded device on.");
 218                 goto err;
 219         }
 220
 221         pci_dev = rte_zmalloc_socket(name, sizeof(*pci_dev), 0, socket_id);
 222         if (pci_dev == NULL) {
 223                 RTE_BOND_LOG(ERR, "Unable to malloc pci dev on socket");
 224                 goto err;
 225         }
 226
 227         eth_drv = rte_zmalloc_socket(name, sizeof(*eth_drv), 0, socket_id);
 228         if (eth_drv == NULL) {
 229                 RTE_BOND_LOG(ERR, "Unable to malloc eth_drv on socket");
 230                 goto err;
 231         }
 232
 233         pci_drv = rte_zmalloc_socket(name, sizeof(*pci_drv), 0, socket_id);
 234         if (pci_drv == NULL) {
 235                 RTE_BOND_LOG(ERR, "Unable to malloc pci_drv on socket");
 236                 goto err;
 237         }
 238         pci_id_table = rte_zmalloc_socket(name, sizeof(*pci_id_table), 0, socket_id);
 239         if (pci_id_table == NULL) {
 240                 RTE_BOND_LOG(ERR, "Unable to malloc pci_id_table on socket");
 241                 goto err;
 242         }
 243
 244         pci_drv->id_table = pci_id_table;
 245
 246         pci_drv->id_table->device_id = PCI_ANY_ID;
 247         pci_drv->id_table->subsystem_device_id = PCI_ANY_ID;
 248         pci_drv->id_table->vendor_id = PCI_ANY_ID;
 249         pci_drv->id_table->subsystem_vendor_id = PCI_ANY_ID;
 250
 251         pci_drv->drv_flags = RTE_PCI_DRV_INTR_LSC;
 252
 253         internals = rte_zmalloc_socket(name, sizeof(*internals), 0, socket_id);
 254         if (internals == NULL) {
 255                 RTE_BOND_LOG(ERR, "Unable to malloc internals on socket");
 256                 goto err;
 257         }
 258
 259         /* reserve an ethdev entry */
 260         eth_dev = rte_eth_dev_allocate(name);
 261         if (eth_dev == NULL) {
 262                 RTE_BOND_LOG(ERR, "Unable to allocate rte_eth_dev");
 263                 goto err;
 264         }
 265
 266         pci_dev->numa_node = socket_id;
 267         pci_drv->name = driver_name;
 268
 269         eth_drv->pci_drv = (struct rte_pci_driver)(*pci_drv);
 270         eth_dev->driver = eth_drv;
 271
 272         eth_dev->data->dev_private = internals;
 273         eth_dev->data->nb_rx_queues = (uint16_t)1;
 274         eth_dev->data->nb_tx_queues = (uint16_t)1;
 275
 276         TAILQ_INIT(&(eth_dev->callbacks));
 277
 278         eth_dev->data->dev_link.link_status = 0;
 279
 280         eth_dev->data->mac_addrs = rte_zmalloc_socket(name, ETHER_ADDR_LEN, 0,
 281                         socket_id);
 282
 283         eth_dev->data->dev_started = 0;
 284         eth_dev->data->promiscuous = 0;
 285         eth_dev->data->scattered_rx = 0;
 286         eth_dev->data->all_multicast = 0;
 287
 288         eth_dev->dev_ops = &default_dev_ops;
 289         eth_dev->pci_dev = pci_dev;
 290
 291         rte_spinlock_init(&internals->lock);
 292
 293         internals->port_id = eth_dev->data->port_id;
 294         internals->mode = BONDING_MODE_INVALID;
 295         internals->current_primary_port = 0;
 296         internals->balance_xmit_policy = BALANCE_XMIT_POLICY_LAYER2;
 297         internals->xmit_hash = xmit_l2_hash;
 298         internals->user_defined_mac = 0;
 299         internals->link_props_set = 0;
 300
 301         internals->link_status_polling_enabled = 0;
 302
 303         internals->link_status_polling_interval_ms = DEFAULT_POLLING_INTERVAL_10_MS;
 304         internals->link_down_delay_ms = 0;
 305         internals->link_up_delay_ms = 0;
 306
 307         internals->slave_count = 0;
 308         internals->active_slave_count = 0;
 309         internals->rx_offload_capa = 0;
 310         internals->tx_offload_capa = 0;
 311
 312         memset(internals->active_slaves, 0, sizeof(internals->active_slaves));
 313         memset(internals->slaves, 0, sizeof(internals->slaves));
 314
 315         /* Set mode 4 default configuration */
 316         bond_mode_8023ad_setup(eth_dev, NULL);
 317         if (bond_ethdev_mode_set(eth_dev, mode)) {
 318                 RTE_BOND_LOG(ERR, "Failed to set bonded device %d mode too %d",
 319                                  eth_dev->data->port_id, mode);
 320                 goto err;
 321         }
 322
 323         return eth_dev->data->port_id;
 324
 325 err:
 326         if (pci_dev)
 327                 rte_free(pci_dev);
 328         if (pci_drv)
 329                 rte_free(pci_drv);
 330         if (pci_id_table)
 331                 rte_free(pci_id_table);
 332         if (eth_drv)
 333                 rte_free(eth_drv);
 334         if (internals)
 335                 rte_free(internals);
 336         return -1;
 337 }
 338
 339 static int
 340 __eth_bond_slave_add_lock_free(uint8_t bonded_port_id, uint8_t slave_port_id)
 341 {
 342         struct rte_eth_dev *bonded_eth_dev, *slave_eth_dev;
 343         struct bond_dev_private *internals;
 344         struct bond_dev_private *temp_internals;
 345         struct rte_eth_link link_props;
 346         struct rte_eth_dev_info dev_info;
 347
 348         int i, j;
 349
 350         if (valid_slave_port_id(slave_port_id) != 0)
 351                 return -1;
 352
 353         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 354         internals = bonded_eth_dev->data->dev_private;
 355
 356         /* Verify that new slave device is not already a slave of another
 357          * bonded device */
 358         for (i = rte_eth_dev_count()-1; i >= 0; i--) {
 359                 if (valid_bonded_ethdev(&rte_eth_devices[i]) == 0) {
 360                         temp_internals = rte_eth_devices[i].data->dev_private;
 361
 362                         for (j = 0; j < temp_internals->slave_count; j++) {
 363                                 /* Device already a slave of a bonded device */
 364                                 if (temp_internals->slaves[j].port_id == slave_port_id) {
 365                                         RTE_BOND_LOG(ERR, "Slave port %d is already a slave",
 366                                                         slave_port_id);
 367                                         return -1;
 368                                 }
 369                         }
 370                 }
 371         }
 372
 373         slave_eth_dev = &rte_eth_devices[slave_port_id];
 374
 375         /* Add slave details to bonded device */
 376         slave_add(internals, slave_eth_dev);
 377
 378         memset(&dev_info, 0, sizeof(dev_info));
 379         rte_eth_dev_info_get(slave_port_id, &dev_info);
 380
 381         if (internals->slave_count < 1) {
 382                 /* if MAC is not user defined then use MAC of first slave add to
 383                  * bonded device */
 384                 if (!internals->user_defined_mac)
 385                         mac_address_set(bonded_eth_dev, slave_eth_dev->data->mac_addrs);
 386
 387                 /* Inherit eth dev link properties from first slave */
 388                 link_properties_set(bonded_eth_dev,
 389                                 &(slave_eth_dev->data->dev_link));
 390
 391                 /* Make primary slave */
 392                 internals->primary_port = slave_port_id;
 393
 394                 /* Take the first dev's offload capabilities */
 395                 internals->rx_offload_capa = dev_info.rx_offload_capa;
 396                 internals->tx_offload_capa = dev_info.tx_offload_capa;
 397
 398         } else {
 399                 /* Check slave link properties are supported if props are set,
 400                  * all slaves must be the same */
 401                 if (internals->link_props_set) {
 402                         if (link_properties_valid(&(bonded_eth_dev->data->dev_link),
 403                                                                           &(slave_eth_dev->data->dev_link))) {
 404                                 RTE_BOND_LOG(ERR,
 405                                                 "Slave port %d link speed/duplex not supported",
 406                                                 slave_port_id);
 407                                 return -1;
 408                         }
 409                 } else {
 410                         link_properties_set(bonded_eth_dev,
 411                                         &(slave_eth_dev->data->dev_link));
 412                 }
 413                 internals->rx_offload_capa &= dev_info.rx_offload_capa;
 414                 internals->tx_offload_capa &= dev_info.tx_offload_capa;
 415         }
 416
 417         internals->slave_count++;
 418
 419         /* Update all slave devices MACs*/
 420         mac_address_slaves_update(bonded_eth_dev);
 421
 422         if (bonded_eth_dev->data->dev_started) {
 423                 if (slave_configure(bonded_eth_dev, slave_eth_dev) != 0) {
 424                         RTE_BOND_LOG(ERR, "rte_bond_slaves_configure: port=%d",
 425                                         slave_port_id);
 426                         return -1;
 427                 }
 428         }
 429
 430         /* Register link status change callback with bonded device pointer as
 431          * argument*/
 432         rte_eth_dev_callback_register(slave_port_id, RTE_ETH_EVENT_INTR_LSC,
 433                         bond_ethdev_lsc_event_callback, &bonded_eth_dev->data->port_id);
 434
 435         /* If bonded device is started then we can add the slave to our active
 436          * slave array */
 437         if (bonded_eth_dev->data->dev_started) {
 438                 rte_eth_link_get_nowait(slave_port_id, &link_props);
 439
 440                  if (link_props.link_status == 1)
 441                         activate_slave(bonded_eth_dev, slave_port_id);
 442         }
 443         return 0;
 444
 445 }
 446
 447 int
 448 rte_eth_bond_slave_add(uint8_t bonded_port_id, uint8_t slave_port_id)
 449 {
 450         struct rte_eth_dev *bonded_eth_dev;
 451         struct bond_dev_private *internals;
 452
 453         int retval;
 454
 455         /* Verify that port id's are valid bonded and slave ports */
 456         if (valid_bonded_port_id(bonded_port_id) != 0)
 457                 return -1;
 458
 459         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 460         internals = bonded_eth_dev->data->dev_private;
 461
 462         rte_spinlock_lock(&internals->lock);
 463
 464         retval = __eth_bond_slave_add_lock_free(bonded_port_id, slave_port_id);
 465
 466         rte_spinlock_unlock(&internals->lock);
 467
 468         return retval;
 469 }
 470
 471 static int
 472 __eth_bond_slave_remove_lock_free(uint8_t bonded_port_id, uint8_t slave_port_id)
 473 {
 474         struct rte_eth_dev *bonded_eth_dev;
 475         struct bond_dev_private *internals;
 476
 477         int i, slave_idx;
 478
 479         if (valid_slave_port_id(slave_port_id) != 0)
 480                 return -1;
 481
 482         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 483         internals = bonded_eth_dev->data->dev_private;
 484
 485         /* first remove from active slave list */
 486         slave_idx = find_slave_by_id(internals->active_slaves,
 487                 internals->active_slave_count, slave_port_id);
 488
 489         if (slave_idx < internals->active_slave_count)
 490                 deactivate_slave(bonded_eth_dev, slave_port_id);
 491
 492         slave_idx = -1;
 493         /* now find in slave list */
 494         for (i = 0; i < internals->slave_count; i++)
 495                 if (internals->slaves[i].port_id == slave_port_id) {
 496                         slave_idx = i;
 497                         break;
 498                 }
 499
 500         if (slave_idx < 0) {
 501                 RTE_BOND_LOG(ERR, "Couldn't find slave in port list, slave count %d",
 502                                 internals->slave_count);
 503                 return -1;
 504         }
 505
 506         /* Un-register link status change callback with bonded device pointer as
 507          * argument*/
 508         rte_eth_dev_callback_unregister(slave_port_id, RTE_ETH_EVENT_INTR_LSC,
 509                         bond_ethdev_lsc_event_callback,
 510                         &rte_eth_devices[bonded_port_id].data->port_id);
 511
 512         /* Restore original MAC address of slave device */
 513         mac_address_set(&rte_eth_devices[slave_port_id],
 514                         &(internals->slaves[slave_idx].persisted_mac_addr));
 515
 516         slave_remove(internals, &rte_eth_devices[slave_port_id]);
 517
 518         /*  first slave in the active list will be the primary by default,
 519          *  otherwise use first device in list */
 520         if (internals->current_primary_port == slave_port_id) {
 521                 if (internals->active_slave_count > 0)
 522                         internals->current_primary_port = internals->active_slaves[0];
 523                 else if (internals->slave_count > 0)
 524                         internals->current_primary_port = internals->slaves[0].port_id;
 525                 else
 526                         internals->primary_port = 0;
 527         }
 528
 529         if (internals->active_slave_count < 1) {
 530                 /* reset device link properties as no slaves are active */
 531                 link_properties_reset(&rte_eth_devices[bonded_port_id]);
 532
 533                 /* if no slaves are any longer attached to bonded device and MAC is not
 534                  * user defined then clear MAC of bonded device as it will be reset
 535                  * when a new slave is added */
 536                 if (internals->slave_count < 1 && !internals->user_defined_mac)
 537                         memset(rte_eth_devices[bonded_port_id].data->mac_addrs, 0,
 538                                         sizeof(*(rte_eth_devices[bonded_port_id].data->mac_addrs)));
 539         }
 540         if (internals->slave_count == 0) {
 541                 internals->rx_offload_capa = 0;
 542                 internals->tx_offload_capa = 0;
 543         }
 544         return 0;
 545 }
 546
 547 int
 548 rte_eth_bond_slave_remove(uint8_t bonded_port_id, uint8_t slave_port_id)
 549 {
 550         struct rte_eth_dev *bonded_eth_dev;
 551         struct bond_dev_private *internals;
 552         int retval;
 553
 554         if (valid_bonded_port_id(bonded_port_id) != 0)
 555                 return -1;
 556
 557         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 558         internals = bonded_eth_dev->data->dev_private;
 559
 560         rte_spinlock_lock(&internals->lock);
 561
 562         retval = __eth_bond_slave_remove_lock_free(bonded_port_id, slave_port_id);
 563
 564         rte_spinlock_unlock(&internals->lock);
 565
 566         return retval;
 567 }
 568
 569 int
 570 rte_eth_bond_mode_set(uint8_t bonded_port_id, uint8_t mode)
 571 {
 572         if (valid_bonded_port_id(bonded_port_id) != 0)
 573                 return -1;
 574
 575         return bond_ethdev_mode_set(&rte_eth_devices[bonded_port_id], mode);
 576 }
 577
 578 int
 579 rte_eth_bond_mode_get(uint8_t bonded_port_id)
 580 {
 581         struct bond_dev_private *internals;
 582
 583         if (valid_bonded_port_id(bonded_port_id) != 0)
 584                 return -1;
 585
 586         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 587
 588         return internals->mode;
 589 }
 590
 591 int
 592 rte_eth_bond_primary_set(uint8_t bonded_port_id, uint8_t slave_port_id)
 593 {
 594         struct bond_dev_private *internals;
 595
 596         if (valid_bonded_port_id(bonded_port_id) != 0)
 597                 return -1;
 598
 599         if (valid_slave_port_id(slave_port_id) != 0)
 600                 return -1;
 601
 602         internals =  rte_eth_devices[bonded_port_id].data->dev_private;
 603
 604         internals->user_defined_primary_port = 1;
 605         internals->primary_port = slave_port_id;
 606
 607         bond_ethdev_primary_set(internals, slave_port_id);
 608
 609         return 0;
 610 }
 611
 612 int
 613 rte_eth_bond_primary_get(uint8_t bonded_port_id)
 614 {
 615         struct bond_dev_private *internals;
 616
 617         if (valid_bonded_port_id(bonded_port_id) != 0)
 618                 return -1;
 619
 620         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 621
 622         if (internals->slave_count < 1)
 623                 return -1;
 624
 625         return internals->current_primary_port;
 626 }
 627
 628 int
 629 rte_eth_bond_slaves_get(uint8_t bonded_port_id, uint8_t slaves[], uint8_t len)
 630 {
 631         struct bond_dev_private *internals;
 632         uint8_t i;
 633
 634         if (valid_bonded_port_id(bonded_port_id) != 0)
 635                 return -1;
 636
 637         if (slaves == NULL)
 638                 return -1;
 639
 640         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 641
 642         if (internals->slave_count > len)
 643                 return -1;
 644
 645         for (i = 0; i < internals->slave_count; i++)
 646                 slaves[i] = internals->slaves[i].port_id;
 647
 648         return internals->slave_count;
 649 }
 650
 651 int
 652 rte_eth_bond_active_slaves_get(uint8_t bonded_port_id, uint8_t slaves[],
 653                 uint8_t len)
 654 {
 655         struct bond_dev_private *internals;
 656
 657         if (valid_bonded_port_id(bonded_port_id) != 0)
 658                 return -1;
 659
 660         if (slaves == NULL)
 661                 return -1;
 662
 663         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 664
 665         if (internals->active_slave_count > len)
 666                 return -1;
 667
 668         memcpy(slaves, internals->active_slaves, internals->active_slave_count);
 669
 670         return internals->active_slave_count;
 671 }
 672
 673 int
 674 rte_eth_bond_mac_address_set(uint8_t bonded_port_id,
 675                 struct ether_addr *mac_addr)
 676 {
 677         struct rte_eth_dev *bonded_eth_dev;
 678         struct bond_dev_private *internals;
 679
 680         if (valid_bonded_port_id(bonded_port_id) != 0)
 681                 return -1;
 682
 683         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 684         internals = bonded_eth_dev->data->dev_private;
 685
 686         /* Set MAC Address of Bonded Device */
 687         if (mac_address_set(bonded_eth_dev, mac_addr))
 688                 return -1;
 689
 690         internals->user_defined_mac = 1;
 691
 692         /* Update all slave devices MACs*/
 693         if (internals->slave_count > 0)
 694                 return mac_address_slaves_update(bonded_eth_dev);
 695
 696         return 0;
 697 }
 698
 699 int
 700 rte_eth_bond_mac_address_reset(uint8_t bonded_port_id)
 701 {
 702         struct rte_eth_dev *bonded_eth_dev;
 703         struct bond_dev_private *internals;
 704
 705         if (valid_bonded_port_id(bonded_port_id) != 0)
 706                 return -1;
 707
 708         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 709         internals = bonded_eth_dev->data->dev_private;
 710
 711         internals->user_defined_mac = 0;
 712
 713         if (internals->slave_count > 0) {
 714                 /* Set MAC Address of Bonded Device */
 715                 if (mac_address_set(bonded_eth_dev,
 716                                 &internals->slaves[internals->primary_port].persisted_mac_addr)
 717                                 != 0) {
 718                         RTE_BOND_LOG(ERR, "Failed to set MAC address on bonded device");
 719                         return -1;
 720                 }
 721                 /* Update all slave devices MAC addresses */
 722                 return mac_address_slaves_update(bonded_eth_dev);
 723         }
 724         /* No need to update anything as no slaves present */
 725         return 0;
 726 }
 727
 728 int
 729 rte_eth_bond_xmit_policy_set(uint8_t bonded_port_id, uint8_t policy)
 730 {
 731         struct bond_dev_private *internals;
 732
 733         if (valid_bonded_port_id(bonded_port_id) != 0)
 734                 return -1;
 735
 736         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 737
 738         switch (policy) {
 739         case BALANCE_XMIT_POLICY_LAYER2:
 740                 internals->balance_xmit_policy = policy;
 741                 internals->xmit_hash = xmit_l2_hash;
 742                 break;
 743         case BALANCE_XMIT_POLICY_LAYER23:
 744                 internals->balance_xmit_policy = policy;
 745                 internals->xmit_hash = xmit_l23_hash;
 746                 break;
 747         case BALANCE_XMIT_POLICY_LAYER34:
 748                 internals->balance_xmit_policy = policy;
 749                 internals->xmit_hash = xmit_l34_hash;
 750                 break;
 751
 752         default:
 753                 return -1;
 754         }
 755         return 0;
 756 }
 757
 758 int
 759 rte_eth_bond_xmit_policy_get(uint8_t bonded_port_id)
 760 {
 761         struct bond_dev_private *internals;
 762
 763         if (valid_bonded_port_id(bonded_port_id) != 0)
 764                 return -1;
 765
 766         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 767
 768         return internals->balance_xmit_policy;
 769 }
 770
 771 int
 772 rte_eth_bond_link_monitoring_set(uint8_t bonded_port_id, uint32_t internal_ms)
 773 {
 774         struct bond_dev_private *internals;
 775
 776         if (valid_bonded_port_id(bonded_port_id) != 0)
 777                 return -1;
 778
 779         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 780         internals->link_status_polling_interval_ms = internal_ms;
 781
 782         return 0;
 783 }
 784
 785 int
 786 rte_eth_bond_link_monitoring_get(uint8_t bonded_port_id)
 787 {
 788         struct bond_dev_private *internals;
 789
 790         if (valid_bonded_port_id(bonded_port_id) != 0)
 791                 return -1;
 792
 793         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 794
 795         return internals->link_status_polling_interval_ms;
 796 }
 797
 798 int
 799 rte_eth_bond_link_down_prop_delay_set(uint8_t bonded_port_id, uint32_t delay_ms)
 800
 801 {
 802         struct bond_dev_private *internals;
 803
 804         if (valid_bonded_port_id(bonded_port_id) != 0)
 805                 return -1;
 806
 807         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 808         internals->link_down_delay_ms = delay_ms;
 809
 810         return 0;
 811 }
 812
 813 int
 814 rte_eth_bond_link_down_prop_delay_get(uint8_t bonded_port_id)
 815 {
 816         struct bond_dev_private *internals;
 817
 818         if (valid_bonded_port_id(bonded_port_id) != 0)
 819                 return -1;
 820
 821         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 822
 823         return internals->link_down_delay_ms;
 824 }
 825
 826 int
 827 rte_eth_bond_link_up_prop_delay_set(uint8_t bonded_port_id, uint32_t delay_ms)
 828
 829 {
 830         struct bond_dev_private *internals;
 831
 832         if (valid_bonded_port_id(bonded_port_id) != 0)
 833                 return -1;
 834
 835         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 836         internals->link_up_delay_ms = delay_ms;
 837
 838         return 0;
 839 }
 840
 841 int
 842 rte_eth_bond_link_up_prop_delay_get(uint8_t bonded_port_id)
 843 {
 844         struct bond_dev_private *internals;
 845
 846         if (valid_bonded_port_id(bonded_port_id) != 0)
 847                 return -1;
 848
 849         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 850
 851         return internals->link_up_delay_ms;
 852 }