drivers/net/bonding/rte_eth_bond_api.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2017 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 #include <rte_bus_vdev.h>
  41 #include <rte_kvargs.h>
  42
  43 #include "rte_eth_bond.h"
  44 #include "rte_eth_bond_private.h"
  45 #include "rte_eth_bond_8023ad_private.h"
  46
  47 int
  48 check_for_bonded_ethdev(const struct rte_eth_dev *eth_dev)
  49 {
  50         /* Check valid pointer */
  51         if (eth_dev->device->driver->name == NULL)
  52                 return -1;
  53
  54         /* return 0 if driver name matches */
  55         return eth_dev->device->driver->name != pmd_bond_drv.driver.name;
  56 }
  57
  58 int
  59 valid_bonded_port_id(uint16_t port_id)
  60 {
  61         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -1);
  62         return check_for_bonded_ethdev(&rte_eth_devices[port_id]);
  63 }
  64
  65 int
  66 check_for_master_bonded_ethdev(const struct rte_eth_dev *eth_dev)
  67 {
  68         int i;
  69         struct bond_dev_private *internals;
  70
  71         if (check_for_bonded_ethdev(eth_dev) != 0)
  72                 return 0;
  73
  74         internals = eth_dev->data->dev_private;
  75
  76         /* Check if any of slave devices is a bonded device */
  77         for (i = 0; i < internals->slave_count; i++)
  78                 if (valid_bonded_port_id(internals->slaves[i].port_id) == 0)
  79                         return 1;
  80
  81         return 0;
  82 }
  83
  84 int
  85 valid_slave_port_id(uint16_t port_id, uint8_t mode)
  86 {
  87         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -1);
  88
  89         /* Verify that port_id refers to a non bonded port */
  90         if (check_for_bonded_ethdev(&rte_eth_devices[port_id]) == 0 &&
  91                         mode == BONDING_MODE_8023AD) {
  92                 RTE_BOND_LOG(ERR, "Cannot add slave to bonded device in 802.3ad"
  93                                 " mode as slave is also a bonded device, only "
  94                                 "physical devices can be support in this mode.");
  95                 return -1;
  96         }
  97
  98         return 0;
  99 }
 100
 101 void
 102 activate_slave(struct rte_eth_dev *eth_dev, uint16_t port_id)
 103 {
 104         struct bond_dev_private *internals = eth_dev->data->dev_private;
 105         uint8_t active_count = internals->active_slave_count;
 106
 107         if (internals->mode == BONDING_MODE_8023AD)
 108                 bond_mode_8023ad_activate_slave(eth_dev, port_id);
 109
 110         if (internals->mode == BONDING_MODE_TLB
 111                         || internals->mode == BONDING_MODE_ALB) {
 112
 113                 internals->tlb_slaves_order[active_count] = port_id;
 114         }
 115
 116         RTE_ASSERT(internals->active_slave_count <
 117                         (RTE_DIM(internals->active_slaves) - 1));
 118
 119         internals->active_slaves[internals->active_slave_count] = port_id;
 120         internals->active_slave_count++;
 121
 122         if (internals->mode == BONDING_MODE_TLB)
 123                 bond_tlb_activate_slave(internals);
 124         if (internals->mode == BONDING_MODE_ALB)
 125                 bond_mode_alb_client_list_upd(eth_dev);
 126 }
 127
 128 void
 129 deactivate_slave(struct rte_eth_dev *eth_dev, uint16_t port_id)
 130 {
 131         uint16_t slave_pos;
 132         struct bond_dev_private *internals = eth_dev->data->dev_private;
 133         uint16_t active_count = internals->active_slave_count;
 134
 135         if (internals->mode == BONDING_MODE_8023AD) {
 136                 bond_mode_8023ad_stop(eth_dev);
 137                 bond_mode_8023ad_deactivate_slave(eth_dev, port_id);
 138         } else if (internals->mode == BONDING_MODE_TLB
 139                         || internals->mode == BONDING_MODE_ALB)
 140                 bond_tlb_disable(internals);
 141
 142         slave_pos = find_slave_by_id(internals->active_slaves, active_count,
 143                         port_id);
 144
 145         /* If slave was not at the end of the list
 146          * shift active slaves up active array list */
 147         if (slave_pos < active_count) {
 148                 active_count--;
 149                 memmove(internals->active_slaves + slave_pos,
 150                                 internals->active_slaves + slave_pos + 1,
 151                                 (active_count - slave_pos) *
 152                                         sizeof(internals->active_slaves[0]));
 153         }
 154
 155         RTE_ASSERT(active_count < RTE_DIM(internals->active_slaves));
 156         internals->active_slave_count = active_count;
 157
 158         if (eth_dev->data->dev_started) {
 159                 if (internals->mode == BONDING_MODE_8023AD) {
 160                         bond_mode_8023ad_start(eth_dev);
 161                 } else if (internals->mode == BONDING_MODE_TLB) {
 162                         bond_tlb_enable(internals);
 163                 } else if (internals->mode == BONDING_MODE_ALB) {
 164                         bond_tlb_enable(internals);
 165                         bond_mode_alb_client_list_upd(eth_dev);
 166                 }
 167         }
 168 }
 169
 170 int
 171 rte_eth_bond_create(const char *name, uint8_t mode, uint8_t socket_id)
 172 {
 173         struct bond_dev_private *internals;
 174         char devargs[52];
 175         uint16_t port_id;
 176         int ret;
 177
 178         if (name == NULL) {
 179                 RTE_BOND_LOG(ERR, "Invalid name specified");
 180                 return -EINVAL;
 181         }
 182
 183         ret = snprintf(devargs, sizeof(devargs),
 184                 "driver=net_bonding,mode=%d,socket_id=%d", mode, socket_id);
 185         if (ret < 0 || ret >= (int)sizeof(devargs))
 186                 return -ENOMEM;
 187
 188         ret = rte_vdev_init(name, devargs);
 189         if (ret)
 190                 return -ENOMEM;
 191
 192         ret = rte_eth_dev_get_port_by_name(name, &port_id);
 193         RTE_ASSERT(!ret);
 194
 195         /*
 196          * To make bond_ethdev_configure() happy we need to free the
 197          * internals->kvlist here.
 198          *
 199          * Also see comment in bond_ethdev_configure().
 200          */
 201         internals = rte_eth_devices[port_id].data->dev_private;
 202         rte_kvargs_free(internals->kvlist);
 203         internals->kvlist = NULL;
 204
 205         return port_id;
 206 }
 207
 208 int
 209 rte_eth_bond_free(const char *name)
 210 {
 211         return rte_vdev_uninit(name);
 212 }
 213
 214 static int
 215 slave_vlan_filter_set(uint16_t bonded_port_id, uint16_t slave_port_id)
 216 {
 217         struct rte_eth_dev *bonded_eth_dev;
 218         struct bond_dev_private *internals;
 219         int found;
 220         int res = 0;
 221         uint64_t slab = 0;
 222         uint32_t pos = 0;
 223         uint16_t first;
 224
 225         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 226         if (bonded_eth_dev->data->dev_conf.rxmode.hw_vlan_filter == 0)
 227                 return 0;
 228
 229         internals = bonded_eth_dev->data->dev_private;
 230         found = rte_bitmap_scan(internals->vlan_filter_bmp, &pos, &slab);
 231         first = pos;
 232
 233         if (!found)
 234                 return 0;
 235
 236         do {
 237                 uint32_t i;
 238                 uint64_t mask;
 239
 240                 for (i = 0, mask = 1;
 241                      i < RTE_BITMAP_SLAB_BIT_SIZE;
 242                      i ++, mask <<= 1) {
 243                         if (unlikely(slab & mask)) {
 244                                 uint16_t vlan_id = pos + i;
 245
 246                                 res = rte_eth_dev_vlan_filter(slave_port_id,
 247                                                               vlan_id, 1);
 248                         }
 249                 }
 250                 found = rte_bitmap_scan(internals->vlan_filter_bmp,
 251                                         &pos, &slab);
 252         } while (found && first != pos && res == 0);
 253
 254         return res;
 255 }
 256
 257 static int
 258 __eth_bond_slave_add_lock_free(uint16_t bonded_port_id, uint16_t slave_port_id)
 259 {
 260         struct rte_eth_dev *bonded_eth_dev, *slave_eth_dev;
 261         struct bond_dev_private *internals;
 262         struct rte_eth_link link_props;
 263         struct rte_eth_dev_info dev_info;
 264
 265         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 266         internals = bonded_eth_dev->data->dev_private;
 267
 268         if (valid_slave_port_id(slave_port_id, internals->mode) != 0)
 269                 return -1;
 270
 271         slave_eth_dev = &rte_eth_devices[slave_port_id];
 272         if (slave_eth_dev->data->dev_flags & RTE_ETH_DEV_BONDED_SLAVE) {
 273                 RTE_BOND_LOG(ERR, "Slave device is already a slave of a bonded device");
 274                 return -1;
 275         }
 276
 277         /* Add slave details to bonded device */
 278         slave_eth_dev->data->dev_flags |= RTE_ETH_DEV_BONDED_SLAVE;
 279
 280         rte_eth_dev_info_get(slave_port_id, &dev_info);
 281         if (dev_info.max_rx_pktlen < internals->max_rx_pktlen) {
 282                 RTE_BOND_LOG(ERR, "Slave (port %u) max_rx_pktlen too small",
 283                              slave_port_id);
 284                 return -1;
 285         }
 286
 287         slave_add(internals, slave_eth_dev);
 288
 289         /* We need to store slaves reta_size to be able to synchronize RETA for all
 290          * slave devices even if its sizes are different.
 291          */
 292         internals->slaves[internals->slave_count].reta_size = dev_info.reta_size;
 293
 294         if (internals->slave_count < 1) {
 295                 /* if MAC is not user defined then use MAC of first slave add to
 296                  * bonded device */
 297                 if (!internals->user_defined_mac) {
 298                         if (mac_address_set(bonded_eth_dev,
 299                                             slave_eth_dev->data->mac_addrs)) {
 300                                 RTE_BOND_LOG(ERR, "Failed to set MAC address");
 301                                 return -1;
 302                         }
 303                 }
 304
 305                 /* Inherit eth dev link properties from first slave */
 306                 link_properties_set(bonded_eth_dev,
 307                                 &(slave_eth_dev->data->dev_link));
 308
 309                 /* Make primary slave */
 310                 internals->primary_port = slave_port_id;
 311                 internals->current_primary_port = slave_port_id;
 312
 313                 /* Inherit queues settings from first slave */
 314                 internals->nb_rx_queues = slave_eth_dev->data->nb_rx_queues;
 315                 internals->nb_tx_queues = slave_eth_dev->data->nb_tx_queues;
 316
 317                 internals->reta_size = dev_info.reta_size;
 318
 319                 /* Take the first dev's offload capabilities */
 320                 internals->rx_offload_capa = dev_info.rx_offload_capa;
 321                 internals->tx_offload_capa = dev_info.tx_offload_capa;
 322                 internals->flow_type_rss_offloads = dev_info.flow_type_rss_offloads;
 323
 324                 /* Inherit first slave's max rx packet size */
 325                 internals->candidate_max_rx_pktlen = dev_info.max_rx_pktlen;
 326
 327         } else {
 328                 internals->rx_offload_capa &= dev_info.rx_offload_capa;
 329                 internals->tx_offload_capa &= dev_info.tx_offload_capa;
 330                 internals->flow_type_rss_offloads &= dev_info.flow_type_rss_offloads;
 331
 332                 if (link_properties_valid(bonded_eth_dev,
 333                                 &slave_eth_dev->data->dev_link) != 0) {
 334                         RTE_BOND_LOG(ERR, "Invalid link properties for slave %d"
 335                                         " in bonding mode %d", slave_port_id,
 336                                         internals->mode);
 337                         return -1;
 338                 }
 339
 340                 /* RETA size is GCD of all slaves RETA sizes, so, if all sizes will be
 341                  * the power of 2, the lower one is GCD
 342                  */
 343                 if (internals->reta_size > dev_info.reta_size)
 344                         internals->reta_size = dev_info.reta_size;
 345
 346                 if (!internals->max_rx_pktlen &&
 347                     dev_info.max_rx_pktlen < internals->candidate_max_rx_pktlen)
 348                         internals->candidate_max_rx_pktlen = dev_info.max_rx_pktlen;
 349         }
 350
 351         bonded_eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf &=
 352                         internals->flow_type_rss_offloads;
 353
 354         internals->slave_count++;
 355
 356         /* Update all slave devices MACs*/
 357         mac_address_slaves_update(bonded_eth_dev);
 358
 359         if (bonded_eth_dev->data->dev_started) {
 360                 if (slave_configure(bonded_eth_dev, slave_eth_dev) != 0) {
 361                         slave_eth_dev->data->dev_flags &= (~RTE_ETH_DEV_BONDED_SLAVE);
 362                         RTE_BOND_LOG(ERR, "rte_bond_slaves_configure: port=%d",
 363                                         slave_port_id);
 364                         return -1;
 365                 }
 366         }
 367
 368         /* Register link status change callback with bonded device pointer as
 369          * argument*/
 370         rte_eth_dev_callback_register(slave_port_id, RTE_ETH_EVENT_INTR_LSC,
 371                         bond_ethdev_lsc_event_callback, &bonded_eth_dev->data->port_id);
 372
 373         /* If bonded device is started then we can add the slave to our active
 374          * slave array */
 375         if (bonded_eth_dev->data->dev_started) {
 376                 rte_eth_link_get_nowait(slave_port_id, &link_props);
 377
 378                  if (link_props.link_status == ETH_LINK_UP) {
 379                         if (internals->active_slave_count == 0 &&
 380                             !internals->user_defined_primary_port)
 381                                 bond_ethdev_primary_set(internals,
 382                                                         slave_port_id);
 383
 384                         if (find_slave_by_id(internals->active_slaves,
 385                                              internals->active_slave_count,
 386                                              slave_port_id) == internals->active_slave_count)
 387                                 activate_slave(bonded_eth_dev, slave_port_id);
 388                 }
 389         }
 390
 391         slave_vlan_filter_set(bonded_port_id, slave_port_id);
 392
 393         return 0;
 394
 395 }
 396
 397 int
 398 rte_eth_bond_slave_add(uint16_t bonded_port_id, uint16_t slave_port_id)
 399 {
 400         struct rte_eth_dev *bonded_eth_dev;
 401         struct bond_dev_private *internals;
 402
 403         int retval;
 404
 405         /* Verify that port id's are valid bonded and slave ports */
 406         if (valid_bonded_port_id(bonded_port_id) != 0)
 407                 return -1;
 408
 409         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 410         internals = bonded_eth_dev->data->dev_private;
 411
 412         rte_spinlock_lock(&internals->lock);
 413
 414         retval = __eth_bond_slave_add_lock_free(bonded_port_id, slave_port_id);
 415
 416         rte_spinlock_unlock(&internals->lock);
 417
 418         return retval;
 419 }
 420
 421 static int
 422 __eth_bond_slave_remove_lock_free(uint16_t bonded_port_id,
 423                                    uint16_t slave_port_id)
 424 {
 425         struct rte_eth_dev *bonded_eth_dev;
 426         struct bond_dev_private *internals;
 427         struct rte_eth_dev *slave_eth_dev;
 428         int i, slave_idx;
 429
 430         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 431         internals = bonded_eth_dev->data->dev_private;
 432
 433         if (valid_slave_port_id(slave_port_id, internals->mode) < 0)
 434                 return -1;
 435
 436         /* first remove from active slave list */
 437         slave_idx = find_slave_by_id(internals->active_slaves,
 438                 internals->active_slave_count, slave_port_id);
 439
 440         if (slave_idx < internals->active_slave_count)
 441                 deactivate_slave(bonded_eth_dev, slave_port_id);
 442
 443         slave_idx = -1;
 444         /* now find in slave list */
 445         for (i = 0; i < internals->slave_count; i++)
 446                 if (internals->slaves[i].port_id == slave_port_id) {
 447                         slave_idx = i;
 448                         break;
 449                 }
 450
 451         if (slave_idx < 0) {
 452                 RTE_BOND_LOG(ERR, "Couldn't find slave in port list, slave count %d",
 453                                 internals->slave_count);
 454                 return -1;
 455         }
 456
 457         /* Un-register link status change callback with bonded device pointer as
 458          * argument*/
 459         rte_eth_dev_callback_unregister(slave_port_id, RTE_ETH_EVENT_INTR_LSC,
 460                         bond_ethdev_lsc_event_callback,
 461                         &rte_eth_devices[bonded_port_id].data->port_id);
 462
 463         /* Restore original MAC address of slave device */
 464         rte_eth_dev_default_mac_addr_set(slave_port_id,
 465                         &(internals->slaves[slave_idx].persisted_mac_addr));
 466
 467         slave_eth_dev = &rte_eth_devices[slave_port_id];
 468         slave_remove(internals, slave_eth_dev);
 469         slave_eth_dev->data->dev_flags &= (~RTE_ETH_DEV_BONDED_SLAVE);
 470
 471         /*  first slave in the active list will be the primary by default,
 472          *  otherwise use first device in list */
 473         if (internals->current_primary_port == slave_port_id) {
 474                 if (internals->active_slave_count > 0)
 475                         internals->current_primary_port = internals->active_slaves[0];
 476                 else if (internals->slave_count > 0)
 477                         internals->current_primary_port = internals->slaves[0].port_id;
 478                 else
 479                         internals->primary_port = 0;
 480         }
 481
 482         if (internals->active_slave_count < 1) {
 483                 /* if no slaves are any longer attached to bonded device and MAC is not
 484                  * user defined then clear MAC of bonded device as it will be reset
 485                  * when a new slave is added */
 486                 if (internals->slave_count < 1 && !internals->user_defined_mac)
 487                         memset(rte_eth_devices[bonded_port_id].data->mac_addrs, 0,
 488                                         sizeof(*(rte_eth_devices[bonded_port_id].data->mac_addrs)));
 489         }
 490         if (internals->slave_count == 0) {
 491                 internals->rx_offload_capa = 0;
 492                 internals->tx_offload_capa = 0;
 493                 internals->flow_type_rss_offloads = ETH_RSS_PROTO_MASK;
 494                 internals->reta_size = 0;
 495                 internals->candidate_max_rx_pktlen = 0;
 496                 internals->max_rx_pktlen = 0;
 497         }
 498         return 0;
 499 }
 500
 501 int
 502 rte_eth_bond_slave_remove(uint16_t bonded_port_id, uint16_t slave_port_id)
 503 {
 504         struct rte_eth_dev *bonded_eth_dev;
 505         struct bond_dev_private *internals;
 506         int retval;
 507
 508         if (valid_bonded_port_id(bonded_port_id) != 0)
 509                 return -1;
 510
 511         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 512         internals = bonded_eth_dev->data->dev_private;
 513
 514         rte_spinlock_lock(&internals->lock);
 515
 516         retval = __eth_bond_slave_remove_lock_free(bonded_port_id, slave_port_id);
 517
 518         rte_spinlock_unlock(&internals->lock);
 519
 520         return retval;
 521 }
 522
 523 int
 524 rte_eth_bond_mode_set(uint16_t bonded_port_id, uint8_t mode)
 525 {
 526         struct rte_eth_dev *bonded_eth_dev;
 527
 528         if (valid_bonded_port_id(bonded_port_id) != 0)
 529                 return -1;
 530
 531         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 532
 533         if (check_for_master_bonded_ethdev(bonded_eth_dev) != 0 &&
 534                         mode == BONDING_MODE_8023AD)
 535                 return -1;
 536
 537         return bond_ethdev_mode_set(bonded_eth_dev, mode);
 538 }
 539
 540 int
 541 rte_eth_bond_mode_get(uint16_t bonded_port_id)
 542 {
 543         struct bond_dev_private *internals;
 544
 545         if (valid_bonded_port_id(bonded_port_id) != 0)
 546                 return -1;
 547
 548         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 549
 550         return internals->mode;
 551 }
 552
 553 int
 554 rte_eth_bond_primary_set(uint16_t bonded_port_id, uint16_t slave_port_id)
 555 {
 556         struct bond_dev_private *internals;
 557
 558         if (valid_bonded_port_id(bonded_port_id) != 0)
 559                 return -1;
 560
 561         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 562
 563         if (valid_slave_port_id(slave_port_id, internals->mode) != 0)
 564                 return -1;
 565
 566         internals->user_defined_primary_port = 1;
 567         internals->primary_port = slave_port_id;
 568
 569         bond_ethdev_primary_set(internals, slave_port_id);
 570
 571         return 0;
 572 }
 573
 574 int
 575 rte_eth_bond_primary_get(uint16_t bonded_port_id)
 576 {
 577         struct bond_dev_private *internals;
 578
 579         if (valid_bonded_port_id(bonded_port_id) != 0)
 580                 return -1;
 581
 582         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 583
 584         if (internals->slave_count < 1)
 585                 return -1;
 586
 587         return internals->current_primary_port;
 588 }
 589
 590 int
 591 rte_eth_bond_slaves_get(uint16_t bonded_port_id, uint16_t slaves[],
 592                         uint16_t len)
 593 {
 594         struct bond_dev_private *internals;
 595         uint8_t i;
 596
 597         if (valid_bonded_port_id(bonded_port_id) != 0)
 598                 return -1;
 599
 600         if (slaves == NULL)
 601                 return -1;
 602
 603         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 604
 605         if (internals->slave_count > len)
 606                 return -1;
 607
 608         for (i = 0; i < internals->slave_count; i++)
 609                 slaves[i] = internals->slaves[i].port_id;
 610
 611         return internals->slave_count;
 612 }
 613
 614 int
 615 rte_eth_bond_active_slaves_get(uint16_t bonded_port_id, uint16_t slaves[],
 616                 uint16_t len)
 617 {
 618         struct bond_dev_private *internals;
 619
 620         if (valid_bonded_port_id(bonded_port_id) != 0)
 621                 return -1;
 622
 623         if (slaves == NULL)
 624                 return -1;
 625
 626         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 627
 628         if (internals->active_slave_count > len)
 629                 return -1;
 630
 631         memcpy(slaves, internals->active_slaves,
 632         internals->active_slave_count * sizeof(internals->active_slaves[0]));
 633
 634         return internals->active_slave_count;
 635 }
 636
 637 int
 638 rte_eth_bond_mac_address_set(uint16_t bonded_port_id,
 639                 struct ether_addr *mac_addr)
 640 {
 641         struct rte_eth_dev *bonded_eth_dev;
 642         struct bond_dev_private *internals;
 643
 644         if (valid_bonded_port_id(bonded_port_id) != 0)
 645                 return -1;
 646
 647         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 648         internals = bonded_eth_dev->data->dev_private;
 649
 650         /* Set MAC Address of Bonded Device */
 651         if (mac_address_set(bonded_eth_dev, mac_addr))
 652                 return -1;
 653
 654         internals->user_defined_mac = 1;
 655
 656         /* Update all slave devices MACs*/
 657         if (internals->slave_count > 0)
 658                 return mac_address_slaves_update(bonded_eth_dev);
 659
 660         return 0;
 661 }
 662
 663 int
 664 rte_eth_bond_mac_address_reset(uint16_t bonded_port_id)
 665 {
 666         struct rte_eth_dev *bonded_eth_dev;
 667         struct bond_dev_private *internals;
 668
 669         if (valid_bonded_port_id(bonded_port_id) != 0)
 670                 return -1;
 671
 672         bonded_eth_dev = &rte_eth_devices[bonded_port_id];
 673         internals = bonded_eth_dev->data->dev_private;
 674
 675         internals->user_defined_mac = 0;
 676
 677         if (internals->slave_count > 0) {
 678                 int slave_port;
 679                 /* Get the primary slave location based on the primary port
 680                  * number as, while slave_add(), we will keep the primary
 681                  * slave based on slave_count,but not based on the primary port.
 682                  */
 683                 for (slave_port = 0; slave_port < internals->slave_count;
 684                      slave_port++) {
 685                         if (internals->slaves[slave_port].port_id ==
 686                             internals->primary_port)
 687                                 break;
 688                 }
 689
 690                 /* Set MAC Address of Bonded Device */
 691                 if (mac_address_set(bonded_eth_dev,
 692                         &internals->slaves[slave_port].persisted_mac_addr)
 693                                 != 0) {
 694                         RTE_BOND_LOG(ERR, "Failed to set MAC address on bonded device");
 695                         return -1;
 696                 }
 697                 /* Update all slave devices MAC addresses */
 698                 return mac_address_slaves_update(bonded_eth_dev);
 699         }
 700         /* No need to update anything as no slaves present */
 701         return 0;
 702 }
 703
 704 int
 705 rte_eth_bond_xmit_policy_set(uint16_t bonded_port_id, uint8_t policy)
 706 {
 707         struct bond_dev_private *internals;
 708
 709         if (valid_bonded_port_id(bonded_port_id) != 0)
 710                 return -1;
 711
 712         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 713
 714         switch (policy) {
 715         case BALANCE_XMIT_POLICY_LAYER2:
 716                 internals->balance_xmit_policy = policy;
 717                 internals->xmit_hash = xmit_l2_hash;
 718                 break;
 719         case BALANCE_XMIT_POLICY_LAYER23:
 720                 internals->balance_xmit_policy = policy;
 721                 internals->xmit_hash = xmit_l23_hash;
 722                 break;
 723         case BALANCE_XMIT_POLICY_LAYER34:
 724                 internals->balance_xmit_policy = policy;
 725                 internals->xmit_hash = xmit_l34_hash;
 726                 break;
 727
 728         default:
 729                 return -1;
 730         }
 731         return 0;
 732 }
 733
 734 int
 735 rte_eth_bond_xmit_policy_get(uint16_t bonded_port_id)
 736 {
 737         struct bond_dev_private *internals;
 738
 739         if (valid_bonded_port_id(bonded_port_id) != 0)
 740                 return -1;
 741
 742         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 743
 744         return internals->balance_xmit_policy;
 745 }
 746
 747 int
 748 rte_eth_bond_link_monitoring_set(uint16_t bonded_port_id, uint32_t internal_ms)
 749 {
 750         struct bond_dev_private *internals;
 751
 752         if (valid_bonded_port_id(bonded_port_id) != 0)
 753                 return -1;
 754
 755         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 756         internals->link_status_polling_interval_ms = internal_ms;
 757
 758         return 0;
 759 }
 760
 761 int
 762 rte_eth_bond_link_monitoring_get(uint16_t bonded_port_id)
 763 {
 764         struct bond_dev_private *internals;
 765
 766         if (valid_bonded_port_id(bonded_port_id) != 0)
 767                 return -1;
 768
 769         internals = rte_eth_devices[bonded_port_id].data->dev_private;
 770
 771         return internals->link_status_polling_interval_ms;
 772 }
 773
 774 int
 775 rte_eth_bond_link_down_prop_delay_set(uint16_t bonded_port_id,
 776                                        uint32_t delay_ms)
 777
 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         internals->link_down_delay_ms = delay_ms;
 786
 787         return 0;
 788 }
 789
 790 int
 791 rte_eth_bond_link_down_prop_delay_get(uint16_t bonded_port_id)
 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
 800         return internals->link_down_delay_ms;
 801 }
 802
 803 int
 804 rte_eth_bond_link_up_prop_delay_set(uint16_t bonded_port_id, uint32_t delay_ms)
 805
 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         internals->link_up_delay_ms = delay_ms;
 814
 815         return 0;
 816 }
 817
 818 int
 819 rte_eth_bond_link_up_prop_delay_get(uint16_t bonded_port_id)
 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
 828         return internals->link_up_delay_ms;
 829 }