drivers/net/bonding/rte_eth_bond_api.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
   5  *   All rights reserved.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Intel Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #include <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(const struct rte_eth_dev *eth_dev)
  49 {
  50         /* Check valid pointer */
  51         if (eth_dev->driver->pci_drv.name == NULL)
  52                 return -1;
  53
  54         /* return 0 if driver name matches */
  55         return eth_dev->driver->pci_drv.name != pmd_bond_driver_name;
  56 }
  57
  58 int
  59 valid_bonded_port_id(uint8_t port_id)
  60 {
  61         if (!rte_eth_dev_is_valid_port(port_id))
  62                 return -1;
  63
  64         return valid_bonded_ethdev(&rte_eth_devices[port_id]);
  65 }
  66
  67 int
  68 valid_slave_port_id(uint8_t port_id)
  69 {
  70         /* Verify that port id's are valid */
  71         if (!rte_eth_dev_is_valid_port(port_id))
  72                 return -1;
  73
  74         /* Verify that port_id refers to a non bonded port */
  75         if (!valid_bonded_ethdev(&rte_eth_devices[port_id]))
  76                 return -1;
  77
  78         return 0;
  79 }
  80
  81 void
  82 activate_slave(struct rte_eth_dev *eth_dev, uint8_t port_id)
  83 {
  84         struct bond_dev_private *internals = eth_dev->data->dev_private;
  85         uint8_t active_count = internals->active_slave_count;
  86
  87         if (internals->mode == BONDING_MODE_8023AD)
  88                 bond_mode_8023ad_activate_slave(eth_dev, port_id);
  89
  90         if (internals->mode == BONDING_MODE_TLB
  91                         || internals->mode == BONDING_MODE_ALB) {
  92
  93                 internals->tlb_slaves_order[active_count] = port_id;
  94         }
  95
  96         RTE_VERIFY(internals->active_slave_count <
  97                         (RTE_DIM(internals->active_slaves) - 1));
  98
  99         internals->active_slaves[internals->active_slave_count] = port_id;
 100         internals->active_slave_count++;
 101
 102         if (internals->mode == BONDING_MODE_TLB)
 103                 bond_tlb_activate_slave(internals);
 104         if (internals->mode == BONDING_MODE_ALB)
 105                 bond_mode_alb_client_list_upd(eth_dev);
 106 }
 107
 108 void
 109 deactivate_slave(struct rte_eth_dev *eth_dev, uint8_t port_id)
 110 {
 111         uint8_t slave_pos;
 112         struct bond_dev_private *internals = eth_dev->data->dev_private;
 113         uint8_t active_count = internals->active_slave_count;
 114
 115         if (internals->mode == BONDING_MODE_8023AD) {
 116                 bond_mode_8023ad_stop(eth_dev);
 117                 bond_mode_8023ad_deactivate_slave(eth_dev, port_id);
 118         } else if (internals->mode == BONDING_MODE_TLB
 119                         || internals->mode == BONDING_MODE_ALB)
 120                 bond_tlb_disable(internals);
 121
 122         slave_pos = find_slave_by_id(internals->active_slaves, active_count,
 123                         port_id);
 124
 125         /* If slave was not at the end of the list
 126          * shift active slaves up active array list */
 127         if (slave_pos < active_count) {
 128                 active_count--;
 129                 memmove(internals->active_slaves + slave_pos,
 130                                 internals->active_slaves + slave_pos + 1,
 131                                 (active_count - slave_pos) *
 132                                         sizeof(internals->active_slaves[0]));
 133         }
 134
 135         RTE_VERIFY(active_count < RTE_DIM(internals->active_slaves));
 136         internals->active_slave_count = active_count;
 137
 138         if (eth_dev->data->dev_started) {
 139                 if (internals->mode == BONDING_MODE_8023AD) {
 140                         bond_mode_8023ad_start(eth_dev);
 141                 } else if (internals->mode == BONDING_MODE_TLB) {
 142                         bond_tlb_enable(internals);
 143                 } else if (internals->mode == BONDING_MODE_ALB) {
 144                         bond_tlb_enable(internals);
 145                         bond_mode_alb_client_list_upd(eth_dev);
 146                 }
 147         }
 148 }
 149
 150 uint8_t
 151 number_of_sockets(void)
 152 {
 153         int sockets = 0;
 154         int i;
 155         const struct rte_memseg *ms = rte_eal_get_physmem_layout();
 156
 157         for (i = 0; ((i < RTE_MAX_MEMSEG) && (ms[i].addr != NULL)); i++) {
 158                 if (sockets < ms[i].socket_id)
 159                         sockets = ms[i].socket_id;
 160         }
 161
 162         /* Number of sockets = maximum socket_id + 1 */
 163         return ++sockets;
 164 }
 165
 166 const char pmd_bond_driver_name[] = "rte_bond_pmd";
 167
 168 static struct rte_pci_id pci_id_table = {
 169         .device_id = PCI_ANY_ID,
 170         .subsystem_device_id = PCI_ANY_ID,
 171         .vendor_id = PCI_ANY_ID,
 172         .subsystem_vendor_id = PCI_ANY_ID,
 173 };
 174
 175 static struct eth_driver rte_bond_pmd = {
 176         .pci_drv = {
 177                 .name = pmd_bond_driver_name,
 178                 .drv_flags = RTE_PCI_DRV_INTR_LSC | RTE_PCI_DRV_DETACHABLE,
 179                 .id_table = &pci_id_table,
 180         },
 181 };
 182
 183 int
 184 rte_eth_bond_create(const char *name, uint8_t mode, uint8_t socket_id)
 185 {
 186         struct rte_pci_device *pci_dev = NULL;
 187         struct bond_dev_private *internals = NULL;
 188         struct rte_eth_dev *eth_dev = NULL;
 189         struct rte_pci_driver *pci_drv = NULL;
 190
 191         /* now do all data allocation - for eth_dev structure, dummy pci driver
 192          * and internal (private) data
 193          */
 194
 195         if (name == NULL) {
 196                 RTE_BOND_LOG(ERR, "Invalid name specified");
 197                 goto err;
 198         }
 199
 200         if (socket_id >= number_of_sockets()) {
 201                 RTE_BOND_LOG(ERR,
 202                                 "Invalid socket id specified to create bonded device on.");
 203                 goto err;
 204         }
 205
 206         pci_dev = rte_zmalloc_socket(name, sizeof(*pci_dev), 0, socket_id);
 207         if (pci_dev == NULL) {
 208                 RTE_BOND_LOG(ERR, "Unable to malloc pci dev on socket");
 209                 goto err;
 210         }
 211
 212         pci_drv = &rte_bond_pmd.pci_drv;
 213
 214         internals = rte_zmalloc_socket(name, sizeof(*internals), 0, socket_id);
 215         if (internals == NULL) {
 216                 RTE_BOND_LOG(ERR, "Unable to malloc internals on socket");
 217                 goto err;
 218         }
 219
 220         /* reserve an ethdev entry */
 221         eth_dev = rte_eth_dev_allocate(name, RTE_ETH_DEV_VIRTUAL);
 222         if (eth_dev == NULL) {
 223                 RTE_BOND_LOG(ERR, "Unable to allocate rte_eth_dev");
 224                 goto err;
 225         }
 226
 227         pci_dev->numa_node = socket_id;
 228         pci_drv->name = pmd_bond_driver_name;
 229         pci_dev->driver = pci_drv;
 230
 231         eth_dev->driver = &rte_bond_pmd;
 232         eth_dev->data->dev_private = internals;
 233         eth_dev->data->nb_rx_queues = (uint16_t)1;
 234         eth_dev->data->nb_tx_queues = (uint16_t)1;
 235
 236         TAILQ_INIT(&(eth_dev->link_intr_cbs));
 237
 238         eth_dev->data->dev_link.link_status = 0;
 239
 240         eth_dev->data->mac_addrs = rte_zmalloc_socket(name, ETHER_ADDR_LEN, 0,
 241                         socket_id);
 242         if (eth_dev->data->mac_addrs == NULL) {
 243                 RTE_BOND_LOG(ERR, "Unable to malloc mac_addrs");
 244                 goto err;
 245         }
 246
 247         eth_dev->data->dev_started = 0;
 248         eth_dev->data->promiscuous = 0;
 249         eth_dev->data->scattered_rx = 0;
 250         eth_dev->data->all_multicast = 0;
 251
 252         eth_dev->dev_ops = &default_dev_ops;
 253         eth_dev->pci_dev = pci_dev;
 254
 255         rte_spinlock_init(&internals->lock);
 256
 257         internals->port_id = eth_dev->data->port_id;
 258         internals->mode = BONDING_MODE_INVALID;
 259         internals->current_primary_port = 0;
 260         internals->balance_xmit_policy = BALANCE_XMIT_POLICY_LAYER2;
 261         internals->xmit_hash = xmit_l2_hash;
 262         internals->user_defined_mac = 0;
 263         internals->link_props_set = 0;
 264
 265         internals->link_status_polling_enabled = 0;
 266
 267         internals->link_status_polling_interval_ms = DEFAULT_POLLING_INTERVAL_10_MS;
 268         internals->link_down_delay_ms = 0;
 269         internals->link_up_delay_ms = 0;
 270
 271         internals->slave_count = 0;
 272         internals->active_slave_count = 0;
 273         internals->rx_offload_capa = 0;
 274         internals->tx_offload_capa = 0;
 275
 276         memset(internals->active_slaves, 0, sizeof(internals->active_slaves));
 277         memset(internals->slaves, 0, sizeof(internals->slaves));
 278
 279         /* Set mode 4 default configuration */
 280         bond_mode_8023ad_setup(eth_dev, NULL);
 281         if (bond_ethdev_mode_set(eth_dev, mode)) {
 282                 RTE_BOND_LOG(ERR, "Failed to set bonded device %d mode too %d",
 283                                  eth_dev->data->port_id, mode);
 284                 goto err;
 285         }
 286
 287         return eth_dev->data->port_id;
 288
 289 err:
 290         rte_free(pci_dev);
 291         rte_free(internals);
 292         if (eth_dev != NULL) {
 293                 rte_free(eth_dev->data->mac_addrs);
 294                 rte_eth_dev_release_port(eth_dev);
 295         }
 296         return -1;
 297 }
 298
 299 int
 300 rte_eth_bond_free(const char *name)
 301 {
 302         struct rte_eth_dev *eth_dev = NULL;
 303
 304         /* now free all data allocation - for eth_dev structure,
 305          * dummy pci driver and internal (private) data
 306          */
 307
 308         /* find an ethdev entry */
 309         eth_dev = rte_eth_dev_allocated(name);
 310         if (eth_dev == NULL)
 311                 return -ENODEV;
 312
 313         if (eth_dev->data->dev_started == 1) {
 314                 bond_ethdev_stop(eth_dev);
 315                 bond_ethdev_close(eth_dev);
 316         }
 317
 318         eth_dev->dev_ops = NULL;
 319         eth_dev->rx_pkt_burst = NULL;
 320         eth_dev->tx_pkt_burst = NULL;
 321
 322         rte_free(eth_dev->pci_dev);
 323         rte_free(eth_dev->data->dev_private);
 324         rte_free(eth_dev->data->mac_addrs);
 325
 326         rte_eth_dev_release_port(eth_dev);
 327
 328         return 0;
 329 }
 330
 331 static int
 332 __eth_bond_slave_add_lock_free(uint8_t bonded_port_id, uint8_t slave_port_id)
 333 {
 334         struct rte_eth_dev *bonded_eth_dev, *slave_eth_dev;
 335         struct bond_dev_private *internals;
 336         struct bond_dev_private *temp_internals;
 337         struct rte_eth_link link_props;
 338         struct rte_eth_dev_info dev_info;
 339
 340         int i, j;
 341
 342         if (valid_slave_port_id(slave_port_id) != 0)
 343                 return -1;
 344
 345         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 346         internals = bonded_eth_dev->data->dev_private;
 347
 348         /* Verify that new slave device is not already a slave of another
 349          * bonded device */
 350         for (i = rte_eth_dev_count()-1; i >= 0; i--) {
 351                 if (valid_bonded_ethdev(&rte_eth_devices[i]) == 0) {
 352                         temp_internals = rte_eth_devices[i].data->dev_private;
 353
 354                         for (j = 0; j < temp_internals->slave_count; j++) {
 355                                 /* Device already a slave of a bonded device */
 356                                 if (temp_internals->slaves[j].port_id == slave_port_id) {
 357                                         RTE_BOND_LOG(ERR, "Slave port %d is already a slave",
 358                                                         slave_port_id);
 359                                         return -1;
 360                                 }
 361                         }
 362                 }
 363         }
 364
 365         slave_eth_dev = &rte_eth_devices[slave_port_id];
 366
 367         /* Add slave details to bonded device */
 368         slave_add(internals, slave_eth_dev);
 369
 370         rte_eth_dev_info_get(slave_port_id, &dev_info);
 371
 372         if (internals->slave_count < 1) {
 373                 /* if MAC is not user defined then use MAC of first slave add to
 374                  * bonded device */
 375                 if (!internals->user_defined_mac)
 376                         mac_address_set(bonded_eth_dev, slave_eth_dev->data->mac_addrs);
 377
 378                 /* Inherit eth dev link properties from first slave */
 379                 link_properties_set(bonded_eth_dev,
 380                                 &(slave_eth_dev->data->dev_link));
 381
 382                 /* Make primary slave */
 383                 internals->primary_port = slave_port_id;
 384
 385                 /* Take the first dev's offload capabilities */
 386                 internals->rx_offload_capa = dev_info.rx_offload_capa;
 387                 internals->tx_offload_capa = dev_info.tx_offload_capa;
 388
 389         } else {
 390                 /* Check slave link properties are supported if props are set,
 391                  * all slaves must be the same */
 392                 if (internals->link_props_set) {
 393                         if (link_properties_valid(&(bonded_eth_dev->data->dev_link),
 394                                                                           &(slave_eth_dev->data->dev_link))) {
 395                                 RTE_BOND_LOG(ERR,
 396                                                 "Slave port %d link speed/duplex not supported",
 397                                                 slave_port_id);
 398                                 return -1;
 399                         }
 400                 } else {
 401                         link_properties_set(bonded_eth_dev,
 402                                         &(slave_eth_dev->data->dev_link));
 403                 }
 404                 internals->rx_offload_capa &= dev_info.rx_offload_capa;
 405                 internals->tx_offload_capa &= dev_info.tx_offload_capa;
 406         }
 407
 408         internals->slave_count++;
 409
 410         /* Update all slave devices MACs*/
 411         mac_address_slaves_update(bonded_eth_dev);
 412
 413         if (bonded_eth_dev->data->dev_started) {
 414                 if (slave_configure(bonded_eth_dev, slave_eth_dev) != 0) {
 415                         RTE_BOND_LOG(ERR, "rte_bond_slaves_configure: port=%d",
 416                                         slave_port_id);
 417                         return -1;
 418                 }
 419         }
 420
 421         /* Register link status change callback with bonded device pointer as
 422          * argument*/
 423         rte_eth_dev_callback_register(slave_port_id, RTE_ETH_EVENT_INTR_LSC,
 424                         bond_ethdev_lsc_event_callback, &bonded_eth_dev->data->port_id);
 425
 426         /* If bonded device is started then we can add the slave to our active
 427          * slave array */
 428         if (bonded_eth_dev->data->dev_started) {
 429                 rte_eth_link_get_nowait(slave_port_id, &link_props);
 430
 431                  if (link_props.link_status == 1)
 432                         activate_slave(bonded_eth_dev, slave_port_id);
 433         }
 434         return 0;
 435
 436 }
 437
 438 int
 439 rte_eth_bond_slave_add(uint8_t bonded_port_id, uint8_t slave_port_id)
 440 {
 441         struct rte_eth_dev *bonded_eth_dev;
 442         struct bond_dev_private *internals;
 443
 444         int retval;
 445
 446         /* Verify that port id's are valid bonded and slave ports */
 447         if (valid_bonded_port_id(bonded_port_id) != 0)
 448                 return -1;
 449
 450         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 451         internals = bonded_eth_dev->data->dev_private;
 452
 453         rte_spinlock_lock(&internals->lock);
 454
 455         retval = __eth_bond_slave_add_lock_free(bonded_port_id, slave_port_id);
 456
 457         rte_spinlock_unlock(&internals->lock);
 458
 459         return retval;
 460 }
 461
 462 static int
 463 __eth_bond_slave_remove_lock_free(uint8_t bonded_port_id, uint8_t slave_port_id)
 464 {
 465         struct rte_eth_dev *bonded_eth_dev;
 466         struct bond_dev_private *internals;
 467
 468         int i, slave_idx;
 469
 470         if (valid_slave_port_id(slave_port_id) != 0)
 471                 return -1;
 472
 473         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 474         internals = bonded_eth_dev->data->dev_private;
 475
 476         /* first remove from active slave list */
 477         slave_idx = find_slave_by_id(internals->active_slaves,
 478                 internals->active_slave_count, slave_port_id);
 479
 480         if (slave_idx < internals->active_slave_count)
 481                 deactivate_slave(bonded_eth_dev, slave_port_id);
 482
 483         slave_idx = -1;
 484         /* now find in slave list */
 485         for (i = 0; i < internals->slave_count; i++)
 486                 if (internals->slaves[i].port_id == slave_port_id) {
 487                         slave_idx = i;
 488                         break;
 489                 }
 490
 491         if (slave_idx < 0) {
 492                 RTE_BOND_LOG(ERR, "Couldn't find slave in port list, slave count %d",
 493                                 internals->slave_count);
 494                 return -1;
 495         }
 496
 497         /* Un-register link status change callback with bonded device pointer as
 498          * argument*/
 499         rte_eth_dev_callback_unregister(slave_port_id, RTE_ETH_EVENT_INTR_LSC,
 500                         bond_ethdev_lsc_event_callback,
 501                         &rte_eth_devices[bonded_port_id].data->port_id);
 502
 503         /* Restore original MAC address of slave device */
 504         mac_address_set(&rte_eth_devices[slave_port_id],
 505                         &(internals->slaves[slave_idx].persisted_mac_addr));
 506
 507         slave_remove(internals, &rte_eth_devices[slave_port_id]);
 508
 509         /*  first slave in the active list will be the primary by default,
 510          *  otherwise use first device in list */
 511         if (internals->current_primary_port == slave_port_id) {
 512                 if (internals->active_slave_count > 0)
 513                         internals->current_primary_port = internals->active_slaves[0];
 514                 else if (internals->slave_count > 0)
 515                         internals->current_primary_port = internals->slaves[0].port_id;
 516                 else
 517                         internals->primary_port = 0;
 518         }
 519
 520         if (internals->active_slave_count < 1) {
 521                 /* reset device link properties as no slaves are active */
 522                 link_properties_reset(&rte_eth_devices[bonded_port_id]);
 523
 524                 /* if no slaves are any longer attached to bonded device and MAC is not
 525                  * user defined then clear MAC of bonded device as it will be reset
 526                  * when a new slave is added */
 527                 if (internals->slave_count < 1 && !internals->user_defined_mac)
 528                         memset(rte_eth_devices[bonded_port_id].data->mac_addrs, 0,
 529                                         sizeof(*(rte_eth_devices[bonded_port_id].data->mac_addrs)));
 530         }
 531         if (internals->slave_count == 0) {
 532                 internals->rx_offload_capa = 0;
 533                 internals->tx_offload_capa = 0;
 534         }
 535         return 0;
 536 }
 537
 538 int
 539 rte_eth_bond_slave_remove(uint8_t bonded_port_id, uint8_t slave_port_id)
 540 {
 541         struct rte_eth_dev *bonded_eth_dev;
 542         struct bond_dev_private *internals;
 543         int retval;
 544
 545         if (valid_bonded_port_id(bonded_port_id) != 0)
 546                 return -1;
 547
 548         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 549         internals = bonded_eth_dev->data->dev_private;
 550
 551         rte_spinlock_lock(&internals->lock);
 552
 553         retval = __eth_bond_slave_remove_lock_free(bonded_port_id, slave_port_id);
 554
 555         rte_spinlock_unlock(&internals->lock);
 556
 557         return retval;
 558 }
 559
 560 int
 561 rte_eth_bond_mode_set(uint8_t bonded_port_id, uint8_t mode)
 562 {
 563         if (valid_bonded_port_id(bonded_port_id) != 0)
 564                 return -1;
 565
 566         return bond_ethdev_mode_set(&rte_eth_devices[bonded_port_id], mode);
 567 }
 568
 569 int
 570 rte_eth_bond_mode_get(uint8_t bonded_port_id)
 571 {
 572         struct bond_dev_private *internals;
 573
 574         if (valid_bonded_port_id(bonded_port_id) != 0)
 575                 return -1;
 576
 577         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 578
 579         return internals->mode;
 580 }
 581
 582 int
 583 rte_eth_bond_primary_set(uint8_t bonded_port_id, uint8_t slave_port_id)
 584 {
 585         struct bond_dev_private *internals;
 586
 587         if (valid_bonded_port_id(bonded_port_id) != 0)
 588                 return -1;
 589
 590         if (valid_slave_port_id(slave_port_id) != 0)
 591                 return -1;
 592
 593         internals =  rte_eth_devices[bonded_port_id].data->dev_private;
 594
 595         internals->user_defined_primary_port = 1;
 596         internals->primary_port = slave_port_id;
 597
 598         bond_ethdev_primary_set(internals, slave_port_id);
 599
 600         return 0;
 601 }
 602
 603 int
 604 rte_eth_bond_primary_get(uint8_t bonded_port_id)
 605 {
 606         struct bond_dev_private *internals;
 607
 608         if (valid_bonded_port_id(bonded_port_id) != 0)
 609                 return -1;
 610
 611         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 612
 613         if (internals->slave_count < 1)
 614                 return -1;
 615
 616         return internals->current_primary_port;
 617 }
 618
 619 int
 620 rte_eth_bond_slaves_get(uint8_t bonded_port_id, uint8_t slaves[], uint8_t len)
 621 {
 622         struct bond_dev_private *internals;
 623         uint8_t i;
 624
 625         if (valid_bonded_port_id(bonded_port_id) != 0)
 626                 return -1;
 627
 628         if (slaves == NULL)
 629                 return -1;
 630
 631         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 632
 633         if (internals->slave_count > len)
 634                 return -1;
 635
 636         for (i = 0; i < internals->slave_count; i++)
 637                 slaves[i] = internals->slaves[i].port_id;
 638
 639         return internals->slave_count;
 640 }
 641
 642 int
 643 rte_eth_bond_active_slaves_get(uint8_t bonded_port_id, uint8_t slaves[],
 644                 uint8_t len)
 645 {
 646         struct bond_dev_private *internals;
 647
 648         if (valid_bonded_port_id(bonded_port_id) != 0)
 649                 return -1;
 650
 651         if (slaves == NULL)
 652                 return -1;
 653
 654         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 655
 656         if (internals->active_slave_count > len)
 657                 return -1;
 658
 659         memcpy(slaves, internals->active_slaves, internals->active_slave_count);
 660
 661         return internals->active_slave_count;
 662 }
 663
 664 int
 665 rte_eth_bond_mac_address_set(uint8_t bonded_port_id,
 666                 struct ether_addr *mac_addr)
 667 {
 668         struct rte_eth_dev *bonded_eth_dev;
 669         struct bond_dev_private *internals;
 670
 671         if (valid_bonded_port_id(bonded_port_id) != 0)
 672                 return -1;
 673
 674         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 675         internals = bonded_eth_dev->data->dev_private;
 676
 677         /* Set MAC Address of Bonded Device */
 678         if (mac_address_set(bonded_eth_dev, mac_addr))
 679                 return -1;
 680
 681         internals->user_defined_mac = 1;
 682
 683         /* Update all slave devices MACs*/
 684         if (internals->slave_count > 0)
 685                 return mac_address_slaves_update(bonded_eth_dev);
 686
 687         return 0;
 688 }
 689
 690 int
 691 rte_eth_bond_mac_address_reset(uint8_t bonded_port_id)
 692 {
 693         struct rte_eth_dev *bonded_eth_dev;
 694         struct bond_dev_private *internals;
 695
 696         if (valid_bonded_port_id(bonded_port_id) != 0)
 697                 return -1;
 698
 699         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 700         internals = bonded_eth_dev->data->dev_private;
 701
 702         internals->user_defined_mac = 0;
 703
 704         if (internals->slave_count > 0) {
 705                 /* Set MAC Address of Bonded Device */
 706                 if (mac_address_set(bonded_eth_dev,
 707                                 &internals->slaves[internals->primary_port].persisted_mac_addr)
 708                                 != 0) {
 709                         RTE_BOND_LOG(ERR, "Failed to set MAC address on bonded device");
 710                         return -1;
 711                 }
 712                 /* Update all slave devices MAC addresses */
 713                 return mac_address_slaves_update(bonded_eth_dev);
 714         }
 715         /* No need to update anything as no slaves present */
 716         return 0;
 717 }
 718
 719 int
 720 rte_eth_bond_xmit_policy_set(uint8_t bonded_port_id, uint8_t policy)
 721 {
 722         struct bond_dev_private *internals;
 723
 724         if (valid_bonded_port_id(bonded_port_id) != 0)
 725                 return -1;
 726
 727         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 728
 729         switch (policy) {
 730         case BALANCE_XMIT_POLICY_LAYER2:
 731                 internals->balance_xmit_policy = policy;
 732                 internals->xmit_hash = xmit_l2_hash;
 733                 break;
 734         case BALANCE_XMIT_POLICY_LAYER23:
 735                 internals->balance_xmit_policy = policy;
 736                 internals->xmit_hash = xmit_l23_hash;
 737                 break;
 738         case BALANCE_XMIT_POLICY_LAYER34:
 739                 internals->balance_xmit_policy = policy;
 740                 internals->xmit_hash = xmit_l34_hash;
 741                 break;
 742
 743         default:
 744                 return -1;
 745         }
 746         return 0;
 747 }
 748
 749 int
 750 rte_eth_bond_xmit_policy_get(uint8_t bonded_port_id)
 751 {
 752         struct bond_dev_private *internals;
 753
 754         if (valid_bonded_port_id(bonded_port_id) != 0)
 755                 return -1;
 756
 757         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 758
 759         return internals->balance_xmit_policy;
 760 }
 761
 762 int
 763 rte_eth_bond_link_monitoring_set(uint8_t bonded_port_id, uint32_t internal_ms)
 764 {
 765         struct bond_dev_private *internals;
 766
 767         if (valid_bonded_port_id(bonded_port_id) != 0)
 768                 return -1;
 769
 770         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 771         internals->link_status_polling_interval_ms = internal_ms;
 772
 773         return 0;
 774 }
 775
 776 int
 777 rte_eth_bond_link_monitoring_get(uint8_t bonded_port_id)
 778 {
 779         struct bond_dev_private *internals;
 780
 781         if (valid_bonded_port_id(bonded_port_id) != 0)
 782                 return -1;
 783
 784         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 785
 786         return internals->link_status_polling_interval_ms;
 787 }
 788
 789 int
 790 rte_eth_bond_link_down_prop_delay_set(uint8_t bonded_port_id, uint32_t delay_ms)
 791
 792 {
 793         struct bond_dev_private *internals;
 794
 795         if (valid_bonded_port_id(bonded_port_id) != 0)
 796                 return -1;
 797
 798         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 799         internals->link_down_delay_ms = delay_ms;
 800
 801         return 0;
 802 }
 803
 804 int
 805 rte_eth_bond_link_down_prop_delay_get(uint8_t bonded_port_id)
 806 {
 807         struct bond_dev_private *internals;
 808
 809         if (valid_bonded_port_id(bonded_port_id) != 0)
 810                 return -1;
 811
 812         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 813
 814         return internals->link_down_delay_ms;
 815 }
 816
 817 int
 818 rte_eth_bond_link_up_prop_delay_set(uint8_t bonded_port_id, uint32_t delay_ms)
 819
 820 {
 821         struct bond_dev_private *internals;
 822
 823         if (valid_bonded_port_id(bonded_port_id) != 0)
 824                 return -1;
 825
 826         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 827         internals->link_up_delay_ms = delay_ms;
 828
 829         return 0;
 830 }
 831
 832 int
 833 rte_eth_bond_link_up_prop_delay_get(uint8_t bonded_port_id)
 834 {
 835         struct bond_dev_private *internals;
 836
 837         if (valid_bonded_port_id(bonded_port_id) != 0)
 838                 return -1;
 839
 840         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 841
 842         return internals->link_up_delay_ms;
 843 }