1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2010-2017 Intel Corporation
8 #include <rte_malloc.h>
9 #include <rte_ethdev_driver.h>
11 #include <rte_bus_vdev.h>
12 #include <rte_kvargs.h>
14 #include "rte_eth_bond.h"
15 #include "rte_eth_bond_private.h"
16 #include "rte_eth_bond_8023ad_private.h"
19 check_for_bonded_ethdev(const struct rte_eth_dev *eth_dev)
21 /* Check valid pointer */
22 if (eth_dev->device->driver->name == NULL)
25 /* return 0 if driver name matches */
26 return eth_dev->device->driver->name != pmd_bond_drv.driver.name;
30 valid_bonded_port_id(uint16_t port_id)
32 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -1);
33 return check_for_bonded_ethdev(&rte_eth_devices[port_id]);
37 check_for_master_bonded_ethdev(const struct rte_eth_dev *eth_dev)
40 struct bond_dev_private *internals;
42 if (check_for_bonded_ethdev(eth_dev) != 0)
45 internals = eth_dev->data->dev_private;
47 /* Check if any of slave devices is a bonded device */
48 for (i = 0; i < internals->slave_count; i++)
49 if (valid_bonded_port_id(internals->slaves[i].port_id) == 0)
56 valid_slave_port_id(uint16_t port_id, uint8_t mode)
58 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -1);
60 /* Verify that port_id refers to a non bonded port */
61 if (check_for_bonded_ethdev(&rte_eth_devices[port_id]) == 0 &&
62 mode == BONDING_MODE_8023AD) {
63 RTE_BOND_LOG(ERR, "Cannot add slave to bonded device in 802.3ad"
64 " mode as slave is also a bonded device, only "
65 "physical devices can be support in this mode.");
73 activate_slave(struct rte_eth_dev *eth_dev, uint16_t port_id)
75 struct bond_dev_private *internals = eth_dev->data->dev_private;
76 uint8_t active_count = internals->active_slave_count;
78 if (internals->mode == BONDING_MODE_8023AD)
79 bond_mode_8023ad_activate_slave(eth_dev, port_id);
81 if (internals->mode == BONDING_MODE_TLB
82 || internals->mode == BONDING_MODE_ALB) {
84 internals->tlb_slaves_order[active_count] = port_id;
87 RTE_ASSERT(internals->active_slave_count <
88 (RTE_DIM(internals->active_slaves) - 1));
90 internals->active_slaves[internals->active_slave_count] = port_id;
91 internals->active_slave_count++;
93 if (internals->mode == BONDING_MODE_TLB)
94 bond_tlb_activate_slave(internals);
95 if (internals->mode == BONDING_MODE_ALB)
96 bond_mode_alb_client_list_upd(eth_dev);
100 deactivate_slave(struct rte_eth_dev *eth_dev, uint16_t port_id)
103 struct bond_dev_private *internals = eth_dev->data->dev_private;
104 uint16_t active_count = internals->active_slave_count;
106 if (internals->mode == BONDING_MODE_8023AD) {
107 bond_mode_8023ad_stop(eth_dev);
108 bond_mode_8023ad_deactivate_slave(eth_dev, port_id);
109 } else if (internals->mode == BONDING_MODE_TLB
110 || internals->mode == BONDING_MODE_ALB)
111 bond_tlb_disable(internals);
113 slave_pos = find_slave_by_id(internals->active_slaves, active_count,
116 /* If slave was not at the end of the list
117 * shift active slaves up active array list */
118 if (slave_pos < active_count) {
120 memmove(internals->active_slaves + slave_pos,
121 internals->active_slaves + slave_pos + 1,
122 (active_count - slave_pos) *
123 sizeof(internals->active_slaves[0]));
126 RTE_ASSERT(active_count < RTE_DIM(internals->active_slaves));
127 internals->active_slave_count = active_count;
129 if (eth_dev->data->dev_started) {
130 if (internals->mode == BONDING_MODE_8023AD) {
131 bond_mode_8023ad_start(eth_dev);
132 } else if (internals->mode == BONDING_MODE_TLB) {
133 bond_tlb_enable(internals);
134 } else if (internals->mode == BONDING_MODE_ALB) {
135 bond_tlb_enable(internals);
136 bond_mode_alb_client_list_upd(eth_dev);
142 rte_eth_bond_create(const char *name, uint8_t mode, uint8_t socket_id)
144 struct bond_dev_private *internals;
150 RTE_BOND_LOG(ERR, "Invalid name specified");
154 ret = snprintf(devargs, sizeof(devargs),
155 "driver=net_bonding,mode=%d,socket_id=%d", mode, socket_id);
156 if (ret < 0 || ret >= (int)sizeof(devargs))
159 ret = rte_vdev_init(name, devargs);
163 ret = rte_eth_dev_get_port_by_name(name, &port_id);
167 * To make bond_ethdev_configure() happy we need to free the
168 * internals->kvlist here.
170 * Also see comment in bond_ethdev_configure().
172 internals = rte_eth_devices[port_id].data->dev_private;
173 rte_kvargs_free(internals->kvlist);
174 internals->kvlist = NULL;
180 rte_eth_bond_free(const char *name)
182 return rte_vdev_uninit(name);
186 slave_vlan_filter_set(uint16_t bonded_port_id, uint16_t slave_port_id)
188 struct rte_eth_dev *bonded_eth_dev;
189 struct bond_dev_private *internals;
196 bonded_eth_dev = &rte_eth_devices[bonded_port_id];
197 if ((bonded_eth_dev->data->dev_conf.rxmode.offloads &
198 DEV_RX_OFFLOAD_VLAN_FILTER) == 0)
201 internals = bonded_eth_dev->data->dev_private;
202 found = rte_bitmap_scan(internals->vlan_filter_bmp, &pos, &slab);
212 for (i = 0, mask = 1;
213 i < RTE_BITMAP_SLAB_BIT_SIZE;
215 if (unlikely(slab & mask)) {
216 uint16_t vlan_id = pos + i;
218 res = rte_eth_dev_vlan_filter(slave_port_id,
222 found = rte_bitmap_scan(internals->vlan_filter_bmp,
224 } while (found && first != pos && res == 0);
230 slave_rte_flow_prepare(uint16_t slave_id, struct bond_dev_private *internals)
232 struct rte_flow *flow;
233 struct rte_flow_error ferror;
234 uint16_t slave_port_id = internals->slaves[slave_id].port_id;
236 if (internals->flow_isolated_valid != 0) {
237 rte_eth_dev_stop(slave_port_id);
238 if (rte_flow_isolate(slave_port_id, internals->flow_isolated,
240 RTE_BOND_LOG(ERR, "rte_flow_isolate failed for slave"
241 " %d: %s", slave_id, ferror.message ?
242 ferror.message : "(no stated reason)");
246 TAILQ_FOREACH(flow, &internals->flow_list, next) {
247 flow->flows[slave_id] = rte_flow_create(slave_port_id,
252 if (flow->flows[slave_id] == NULL) {
253 RTE_BOND_LOG(ERR, "Cannot create flow for slave"
255 ferror.message ? ferror.message :
256 "(no stated reason)");
257 /* Destroy successful bond flows from the slave */
258 TAILQ_FOREACH(flow, &internals->flow_list, next) {
259 if (flow->flows[slave_id] != NULL) {
260 rte_flow_destroy(slave_port_id,
261 flow->flows[slave_id],
263 flow->flows[slave_id] = NULL;
273 __eth_bond_slave_add_lock_free(uint16_t bonded_port_id, uint16_t slave_port_id)
275 struct rte_eth_dev *bonded_eth_dev, *slave_eth_dev;
276 struct bond_dev_private *internals;
277 struct rte_eth_link link_props;
278 struct rte_eth_dev_info dev_info;
280 bonded_eth_dev = &rte_eth_devices[bonded_port_id];
281 internals = bonded_eth_dev->data->dev_private;
283 if (valid_slave_port_id(slave_port_id, internals->mode) != 0)
286 slave_eth_dev = &rte_eth_devices[slave_port_id];
287 if (slave_eth_dev->data->dev_flags & RTE_ETH_DEV_BONDED_SLAVE) {
288 RTE_BOND_LOG(ERR, "Slave device is already a slave of a bonded device");
292 rte_eth_dev_info_get(slave_port_id, &dev_info);
293 if (dev_info.max_rx_pktlen < internals->max_rx_pktlen) {
294 RTE_BOND_LOG(ERR, "Slave (port %u) max_rx_pktlen too small",
299 slave_add(internals, slave_eth_dev);
301 /* We need to store slaves reta_size to be able to synchronize RETA for all
302 * slave devices even if its sizes are different.
304 internals->slaves[internals->slave_count].reta_size = dev_info.reta_size;
306 if (internals->slave_count < 1) {
307 /* if MAC is not user defined then use MAC of first slave add to
309 if (!internals->user_defined_mac) {
310 if (mac_address_set(bonded_eth_dev,
311 slave_eth_dev->data->mac_addrs)) {
312 RTE_BOND_LOG(ERR, "Failed to set MAC address");
317 /* Inherit eth dev link properties from first slave */
318 link_properties_set(bonded_eth_dev,
319 &(slave_eth_dev->data->dev_link));
321 /* Make primary slave */
322 internals->primary_port = slave_port_id;
323 internals->current_primary_port = slave_port_id;
325 /* Inherit queues settings from first slave */
326 internals->nb_rx_queues = slave_eth_dev->data->nb_rx_queues;
327 internals->nb_tx_queues = slave_eth_dev->data->nb_tx_queues;
329 internals->reta_size = dev_info.reta_size;
331 /* Take the first dev's offload capabilities */
332 internals->rx_offload_capa = dev_info.rx_offload_capa;
333 internals->tx_offload_capa = dev_info.tx_offload_capa;
334 internals->rx_queue_offload_capa = dev_info.rx_queue_offload_capa;
335 internals->tx_queue_offload_capa = dev_info.tx_queue_offload_capa;
336 internals->flow_type_rss_offloads = dev_info.flow_type_rss_offloads;
338 /* Inherit first slave's max rx packet size */
339 internals->candidate_max_rx_pktlen = dev_info.max_rx_pktlen;
342 internals->rx_offload_capa &= dev_info.rx_offload_capa;
343 internals->tx_offload_capa &= dev_info.tx_offload_capa;
344 internals->rx_queue_offload_capa &= dev_info.rx_queue_offload_capa;
345 internals->tx_queue_offload_capa &= dev_info.tx_queue_offload_capa;
346 internals->flow_type_rss_offloads &= dev_info.flow_type_rss_offloads;
348 if (link_properties_valid(bonded_eth_dev,
349 &slave_eth_dev->data->dev_link) != 0) {
350 RTE_BOND_LOG(ERR, "Invalid link properties for slave %d"
351 " in bonding mode %d", slave_port_id,
356 /* RETA size is GCD of all slaves RETA sizes, so, if all sizes will be
357 * the power of 2, the lower one is GCD
359 if (internals->reta_size > dev_info.reta_size)
360 internals->reta_size = dev_info.reta_size;
362 if (!internals->max_rx_pktlen &&
363 dev_info.max_rx_pktlen < internals->candidate_max_rx_pktlen)
364 internals->candidate_max_rx_pktlen = dev_info.max_rx_pktlen;
367 bonded_eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf &=
368 internals->flow_type_rss_offloads;
370 if (slave_rte_flow_prepare(internals->slave_count, internals) != 0) {
371 RTE_BOND_LOG(ERR, "Failed to prepare new slave flows: port=%d",
376 internals->slave_count++;
378 if (bonded_eth_dev->data->dev_started) {
379 if (slave_configure(bonded_eth_dev, slave_eth_dev) != 0) {
380 internals->slave_count--;
381 RTE_BOND_LOG(ERR, "rte_bond_slaves_configure: port=%d",
387 /* Add slave details to bonded device */
388 slave_eth_dev->data->dev_flags |= RTE_ETH_DEV_BONDED_SLAVE;
390 /* Update all slave devices MACs*/
391 mac_address_slaves_update(bonded_eth_dev);
393 /* Register link status change callback with bonded device pointer as
395 rte_eth_dev_callback_register(slave_port_id, RTE_ETH_EVENT_INTR_LSC,
396 bond_ethdev_lsc_event_callback, &bonded_eth_dev->data->port_id);
398 /* If bonded device is started then we can add the slave to our active
400 if (bonded_eth_dev->data->dev_started) {
401 rte_eth_link_get_nowait(slave_port_id, &link_props);
403 if (link_props.link_status == ETH_LINK_UP) {
404 if (internals->active_slave_count == 0 &&
405 !internals->user_defined_primary_port)
406 bond_ethdev_primary_set(internals,
409 if (find_slave_by_id(internals->active_slaves,
410 internals->active_slave_count,
411 slave_port_id) == internals->active_slave_count)
412 activate_slave(bonded_eth_dev, slave_port_id);
416 slave_vlan_filter_set(bonded_port_id, slave_port_id);
423 rte_eth_bond_slave_add(uint16_t bonded_port_id, uint16_t slave_port_id)
425 struct rte_eth_dev *bonded_eth_dev;
426 struct bond_dev_private *internals;
430 /* Verify that port id's are valid bonded and slave ports */
431 if (valid_bonded_port_id(bonded_port_id) != 0)
434 bonded_eth_dev = &rte_eth_devices[bonded_port_id];
435 internals = bonded_eth_dev->data->dev_private;
437 rte_spinlock_lock(&internals->lock);
439 retval = __eth_bond_slave_add_lock_free(bonded_port_id, slave_port_id);
441 rte_spinlock_unlock(&internals->lock);
447 __eth_bond_slave_remove_lock_free(uint16_t bonded_port_id,
448 uint16_t slave_port_id)
450 struct rte_eth_dev *bonded_eth_dev;
451 struct bond_dev_private *internals;
452 struct rte_eth_dev *slave_eth_dev;
453 struct rte_flow_error flow_error;
454 struct rte_flow *flow;
457 bonded_eth_dev = &rte_eth_devices[bonded_port_id];
458 internals = bonded_eth_dev->data->dev_private;
460 if (valid_slave_port_id(slave_port_id, internals->mode) < 0)
463 /* first remove from active slave list */
464 slave_idx = find_slave_by_id(internals->active_slaves,
465 internals->active_slave_count, slave_port_id);
467 if (slave_idx < internals->active_slave_count)
468 deactivate_slave(bonded_eth_dev, slave_port_id);
471 /* now find in slave list */
472 for (i = 0; i < internals->slave_count; i++)
473 if (internals->slaves[i].port_id == slave_port_id) {
479 RTE_BOND_LOG(ERR, "Couldn't find slave in port list, slave count %d",
480 internals->slave_count);
484 /* Un-register link status change callback with bonded device pointer as
486 rte_eth_dev_callback_unregister(slave_port_id, RTE_ETH_EVENT_INTR_LSC,
487 bond_ethdev_lsc_event_callback,
488 &rte_eth_devices[bonded_port_id].data->port_id);
490 /* Restore original MAC address of slave device */
491 rte_eth_dev_default_mac_addr_set(slave_port_id,
492 &(internals->slaves[slave_idx].persisted_mac_addr));
495 * Remove bond device flows from slave device.
496 * Note: don't restore flow isolate mode.
498 TAILQ_FOREACH(flow, &internals->flow_list, next) {
499 if (flow->flows[slave_idx] != NULL) {
500 rte_flow_destroy(slave_port_id, flow->flows[slave_idx],
502 flow->flows[slave_idx] = NULL;
506 slave_eth_dev = &rte_eth_devices[slave_port_id];
507 slave_remove(internals, slave_eth_dev);
508 slave_eth_dev->data->dev_flags &= (~RTE_ETH_DEV_BONDED_SLAVE);
510 /* first slave in the active list will be the primary by default,
511 * otherwise use first device in list */
512 if (internals->current_primary_port == slave_port_id) {
513 if (internals->active_slave_count > 0)
514 internals->current_primary_port = internals->active_slaves[0];
515 else if (internals->slave_count > 0)
516 internals->current_primary_port = internals->slaves[0].port_id;
518 internals->primary_port = 0;
521 if (internals->active_slave_count < 1) {
522 /* if no slaves are any longer attached to bonded device and MAC is not
523 * user defined then clear MAC of bonded device as it will be reset
524 * when a new slave is added */
525 if (internals->slave_count < 1 && !internals->user_defined_mac)
526 memset(rte_eth_devices[bonded_port_id].data->mac_addrs, 0,
527 sizeof(*(rte_eth_devices[bonded_port_id].data->mac_addrs)));
529 if (internals->slave_count == 0) {
530 internals->rx_offload_capa = 0;
531 internals->tx_offload_capa = 0;
532 internals->rx_queue_offload_capa = 0;
533 internals->tx_queue_offload_capa = 0;
534 internals->flow_type_rss_offloads = ETH_RSS_PROTO_MASK;
535 internals->reta_size = 0;
536 internals->candidate_max_rx_pktlen = 0;
537 internals->max_rx_pktlen = 0;
543 rte_eth_bond_slave_remove(uint16_t bonded_port_id, uint16_t slave_port_id)
545 struct rte_eth_dev *bonded_eth_dev;
546 struct bond_dev_private *internals;
549 if (valid_bonded_port_id(bonded_port_id) != 0)
552 bonded_eth_dev = &rte_eth_devices[bonded_port_id];
553 internals = bonded_eth_dev->data->dev_private;
555 rte_spinlock_lock(&internals->lock);
557 retval = __eth_bond_slave_remove_lock_free(bonded_port_id, slave_port_id);
559 rte_spinlock_unlock(&internals->lock);
565 rte_eth_bond_mode_set(uint16_t bonded_port_id, uint8_t mode)
567 struct rte_eth_dev *bonded_eth_dev;
569 if (valid_bonded_port_id(bonded_port_id) != 0)
572 bonded_eth_dev = &rte_eth_devices[bonded_port_id];
574 if (check_for_master_bonded_ethdev(bonded_eth_dev) != 0 &&
575 mode == BONDING_MODE_8023AD)
578 return bond_ethdev_mode_set(bonded_eth_dev, mode);
582 rte_eth_bond_mode_get(uint16_t bonded_port_id)
584 struct bond_dev_private *internals;
586 if (valid_bonded_port_id(bonded_port_id) != 0)
589 internals = rte_eth_devices[bonded_port_id].data->dev_private;
591 return internals->mode;
595 rte_eth_bond_primary_set(uint16_t bonded_port_id, uint16_t slave_port_id)
597 struct bond_dev_private *internals;
599 if (valid_bonded_port_id(bonded_port_id) != 0)
602 internals = rte_eth_devices[bonded_port_id].data->dev_private;
604 if (valid_slave_port_id(slave_port_id, internals->mode) != 0)
607 internals->user_defined_primary_port = 1;
608 internals->primary_port = slave_port_id;
610 bond_ethdev_primary_set(internals, slave_port_id);
616 rte_eth_bond_primary_get(uint16_t bonded_port_id)
618 struct bond_dev_private *internals;
620 if (valid_bonded_port_id(bonded_port_id) != 0)
623 internals = rte_eth_devices[bonded_port_id].data->dev_private;
625 if (internals->slave_count < 1)
628 return internals->current_primary_port;
632 rte_eth_bond_slaves_get(uint16_t bonded_port_id, uint16_t slaves[],
635 struct bond_dev_private *internals;
638 if (valid_bonded_port_id(bonded_port_id) != 0)
644 internals = rte_eth_devices[bonded_port_id].data->dev_private;
646 if (internals->slave_count > len)
649 for (i = 0; i < internals->slave_count; i++)
650 slaves[i] = internals->slaves[i].port_id;
652 return internals->slave_count;
656 rte_eth_bond_active_slaves_get(uint16_t bonded_port_id, uint16_t slaves[],
659 struct bond_dev_private *internals;
661 if (valid_bonded_port_id(bonded_port_id) != 0)
667 internals = rte_eth_devices[bonded_port_id].data->dev_private;
669 if (internals->active_slave_count > len)
672 memcpy(slaves, internals->active_slaves,
673 internals->active_slave_count * sizeof(internals->active_slaves[0]));
675 return internals->active_slave_count;
679 rte_eth_bond_mac_address_set(uint16_t bonded_port_id,
680 struct ether_addr *mac_addr)
682 struct rte_eth_dev *bonded_eth_dev;
683 struct bond_dev_private *internals;
685 if (valid_bonded_port_id(bonded_port_id) != 0)
688 bonded_eth_dev = &rte_eth_devices[bonded_port_id];
689 internals = bonded_eth_dev->data->dev_private;
691 /* Set MAC Address of Bonded Device */
692 if (mac_address_set(bonded_eth_dev, mac_addr))
695 internals->user_defined_mac = 1;
697 /* Update all slave devices MACs*/
698 if (internals->slave_count > 0)
699 return mac_address_slaves_update(bonded_eth_dev);
705 rte_eth_bond_mac_address_reset(uint16_t bonded_port_id)
707 struct rte_eth_dev *bonded_eth_dev;
708 struct bond_dev_private *internals;
710 if (valid_bonded_port_id(bonded_port_id) != 0)
713 bonded_eth_dev = &rte_eth_devices[bonded_port_id];
714 internals = bonded_eth_dev->data->dev_private;
716 internals->user_defined_mac = 0;
718 if (internals->slave_count > 0) {
719 /* Set MAC Address of Bonded Device */
720 if (mac_address_set(bonded_eth_dev,
721 &internals->slaves[internals->primary_port].persisted_mac_addr)
723 RTE_BOND_LOG(ERR, "Failed to set MAC address on bonded device");
726 /* Update all slave devices MAC addresses */
727 return mac_address_slaves_update(bonded_eth_dev);
729 /* No need to update anything as no slaves present */
734 rte_eth_bond_xmit_policy_set(uint16_t bonded_port_id, uint8_t policy)
736 struct bond_dev_private *internals;
738 if (valid_bonded_port_id(bonded_port_id) != 0)
741 internals = rte_eth_devices[bonded_port_id].data->dev_private;
744 case BALANCE_XMIT_POLICY_LAYER2:
745 internals->balance_xmit_policy = policy;
746 internals->burst_xmit_hash = burst_xmit_l2_hash;
748 case BALANCE_XMIT_POLICY_LAYER23:
749 internals->balance_xmit_policy = policy;
750 internals->burst_xmit_hash = burst_xmit_l23_hash;
752 case BALANCE_XMIT_POLICY_LAYER34:
753 internals->balance_xmit_policy = policy;
754 internals->burst_xmit_hash = burst_xmit_l34_hash;
764 rte_eth_bond_xmit_policy_get(uint16_t bonded_port_id)
766 struct bond_dev_private *internals;
768 if (valid_bonded_port_id(bonded_port_id) != 0)
771 internals = rte_eth_devices[bonded_port_id].data->dev_private;
773 return internals->balance_xmit_policy;
777 rte_eth_bond_link_monitoring_set(uint16_t bonded_port_id, uint32_t internal_ms)
779 struct bond_dev_private *internals;
781 if (valid_bonded_port_id(bonded_port_id) != 0)
784 internals = rte_eth_devices[bonded_port_id].data->dev_private;
785 internals->link_status_polling_interval_ms = internal_ms;
791 rte_eth_bond_link_monitoring_get(uint16_t bonded_port_id)
793 struct bond_dev_private *internals;
795 if (valid_bonded_port_id(bonded_port_id) != 0)
798 internals = rte_eth_devices[bonded_port_id].data->dev_private;
800 return internals->link_status_polling_interval_ms;
804 rte_eth_bond_link_down_prop_delay_set(uint16_t bonded_port_id,
808 struct bond_dev_private *internals;
810 if (valid_bonded_port_id(bonded_port_id) != 0)
813 internals = rte_eth_devices[bonded_port_id].data->dev_private;
814 internals->link_down_delay_ms = delay_ms;
820 rte_eth_bond_link_down_prop_delay_get(uint16_t bonded_port_id)
822 struct bond_dev_private *internals;
824 if (valid_bonded_port_id(bonded_port_id) != 0)
827 internals = rte_eth_devices[bonded_port_id].data->dev_private;
829 return internals->link_down_delay_ms;
833 rte_eth_bond_link_up_prop_delay_set(uint16_t bonded_port_id, uint32_t delay_ms)
836 struct bond_dev_private *internals;
838 if (valid_bonded_port_id(bonded_port_id) != 0)
841 internals = rte_eth_devices[bonded_port_id].data->dev_private;
842 internals->link_up_delay_ms = delay_ms;
848 rte_eth_bond_link_up_prop_delay_get(uint16_t bonded_port_id)
850 struct bond_dev_private *internals;
852 if (valid_bonded_port_id(bonded_port_id) != 0)
855 internals = rte_eth_devices[bonded_port_id].data->dev_private;
857 return internals->link_up_delay_ms;