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