1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2010-2015 Intel Corporation
10 #include <rte_malloc.h>
11 #include <rte_errno.h>
12 #include <rte_cycles.h>
13 #include <rte_compat.h>
15 #include "rte_eth_bond_private.h"
17 static void bond_mode_8023ad_ext_periodic_cb(void *arg);
18 #ifdef RTE_LIBRTE_BOND_DEBUG_8023AD
20 #define MODE4_DEBUG(fmt, ...) \
21 rte_log(RTE_LOG_DEBUG, bond_logtype, \
22 "%6u [Port %u: %s] " fmt, \
23 bond_dbg_get_time_diff_ms(), slave_id, \
24 __func__, ##__VA_ARGS__)
26 static uint64_t start_time;
29 bond_dbg_get_time_diff_ms(void)
37 return ((now - start_time) * 1000) / rte_get_tsc_hz();
41 bond_print_lacp(struct lacpdu *l)
45 char a_state[256] = { 0 };
46 char p_state[256] = { 0 };
48 static const char * const state_labels[] = {
49 "ACT", "TIMEOUT", "AGG", "SYNC", "COL", "DIST", "DEF", "EXP"
57 addr = l->actor.port_params.system.addr_bytes;
58 snprintf(a_address, sizeof(a_address), "%02X:%02X:%02X:%02X:%02X:%02X",
59 addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]);
61 addr = l->partner.port_params.system.addr_bytes;
62 snprintf(p_address, sizeof(p_address), "%02X:%02X:%02X:%02X:%02X:%02X",
63 addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]);
65 for (i = 0; i < 8; i++) {
66 if ((l->actor.state >> i) & 1) {
67 a_len += snprintf(&a_state[a_len], RTE_DIM(a_state) - a_len, "%s ",
71 if ((l->partner.state >> i) & 1) {
72 p_len += snprintf(&p_state[p_len], RTE_DIM(p_state) - p_len, "%s ",
77 if (a_len && a_state[a_len-1] == ' ')
78 a_state[a_len-1] = '\0';
80 if (p_len && p_state[p_len-1] == ' ')
81 p_state[p_len-1] = '\0';
87 " actor={ tlv=%02X, len=%02X\n"
88 " pri=%04X, system=%s, key=%04X, p_pri=%04X p_num=%04X\n"
91 " partner={ tlv=%02X, len=%02X\n"
92 " pri=%04X, system=%s, key=%04X, p_pri=%04X p_num=%04X\n"
95 " collector={info=%02X, length=%02X, max_delay=%04X\n, "
96 "type_term=%02X, terminator_length = %02X }",
99 l->actor.tlv_type_info,
100 l->actor.info_length,
101 l->actor.port_params.system_priority,
103 l->actor.port_params.key,
104 l->actor.port_params.port_priority,
105 l->actor.port_params.port_number,
107 l->partner.tlv_type_info,
108 l->partner.info_length,
109 l->partner.port_params.system_priority,
111 l->partner.port_params.key,
112 l->partner.port_params.port_priority,
113 l->partner.port_params.port_number,
115 l->tlv_type_collector_info,
116 l->collector_info_length,
117 l->collector_max_delay,
118 l->tlv_type_terminator,
119 l->terminator_length);
123 #define BOND_PRINT_LACP(lacpdu) bond_print_lacp(lacpdu)
125 #define BOND_PRINT_LACP(lacpdu) do { } while (0)
126 #define MODE4_DEBUG(fmt, ...) do { } while (0)
129 static const struct ether_addr lacp_mac_addr = {
130 .addr_bytes = { 0x01, 0x80, 0xC2, 0x00, 0x00, 0x02 }
133 struct port bond_mode_8023ad_ports[RTE_MAX_ETHPORTS];
136 timer_cancel(uint64_t *timer)
142 timer_set(uint64_t *timer, uint64_t timeout)
144 *timer = rte_rdtsc() + timeout;
147 /* Forces given timer to be in expired state. */
149 timer_force_expired(uint64_t *timer)
151 *timer = rte_rdtsc();
155 timer_is_stopped(uint64_t *timer)
161 timer_is_expired(uint64_t *timer)
163 return *timer < rte_rdtsc();
166 /* Timer is in running state if it is not stopped nor expired */
168 timer_is_running(uint64_t *timer)
170 return !timer_is_stopped(timer) && !timer_is_expired(timer);
174 set_warning_flags(struct port *port, uint16_t flags)
178 uint16_t new_flag = 0;
181 old = port->warnings_to_show;
182 new_flag = old | flags;
183 retval = rte_atomic16_cmpset(&port->warnings_to_show, old, new_flag);
184 } while (unlikely(retval == 0));
188 show_warnings(uint16_t slave_id)
190 struct port *port = &bond_mode_8023ad_ports[slave_id];
194 warnings = port->warnings_to_show;
195 } while (rte_atomic16_cmpset(&port->warnings_to_show, warnings, 0) == 0);
200 if (!timer_is_expired(&port->warning_timer))
204 timer_set(&port->warning_timer, BOND_8023AD_WARNINGS_PERIOD_MS *
205 rte_get_tsc_hz() / 1000);
207 if (warnings & WRN_RX_QUEUE_FULL) {
209 "Slave %u: failed to enqueue LACP packet into RX ring.\n"
210 "Receive and transmit functions must be invoked on bonded"
211 "interface at least 10 times per second or LACP will notwork correctly",
215 if (warnings & WRN_TX_QUEUE_FULL) {
217 "Slave %u: failed to enqueue LACP packet into TX ring.\n"
218 "Receive and transmit functions must be invoked on bonded"
219 "interface at least 10 times per second or LACP will not work correctly",
223 if (warnings & WRN_RX_MARKER_TO_FAST)
224 RTE_BOND_LOG(INFO, "Slave %u: marker to early - ignoring.",
227 if (warnings & WRN_UNKNOWN_SLOW_TYPE) {
229 "Slave %u: ignoring unknown slow protocol frame type",
233 if (warnings & WRN_UNKNOWN_MARKER_TYPE)
234 RTE_BOND_LOG(INFO, "Slave %u: ignoring unknown marker type",
237 if (warnings & WRN_NOT_LACP_CAPABLE)
238 MODE4_DEBUG("Port %u is not LACP capable!\n", slave_id);
242 record_default(struct port *port)
244 /* Record default parameters for partner. Partner admin parameters
245 * are not implemented so set them to arbitrary default (last known) and
246 * mark actor that parner is in defaulted state. */
247 port->partner_state = STATE_LACP_ACTIVE;
248 ACTOR_STATE_SET(port, DEFAULTED);
251 /** Function handles rx state machine.
253 * This function implements Receive State Machine from point 5.4.12 in
254 * 802.1AX documentation. It should be called periodically.
256 * @param lacpdu LACPDU received.
257 * @param port Port on which LACPDU was received.
260 rx_machine(struct bond_dev_private *internals, uint16_t slave_id,
263 struct port *agg, *port = &bond_mode_8023ad_ports[slave_id];
266 if (SM_FLAG(port, BEGIN)) {
267 /* Initialize stuff */
268 MODE4_DEBUG("-> INITIALIZE\n");
269 SM_FLAG_CLR(port, MOVED);
270 port->selected = UNSELECTED;
272 record_default(port);
274 ACTOR_STATE_CLR(port, EXPIRED);
275 timer_cancel(&port->current_while_timer);
277 /* DISABLED: On initialization partner is out of sync */
278 PARTNER_STATE_CLR(port, SYNCHRONIZATION);
280 /* LACP DISABLED stuff if LACP not enabled on this port */
281 if (!SM_FLAG(port, LACP_ENABLED))
282 PARTNER_STATE_CLR(port, AGGREGATION);
284 PARTNER_STATE_SET(port, AGGREGATION);
287 if (!SM_FLAG(port, LACP_ENABLED)) {
288 /* Update parameters only if state changed */
289 if (!timer_is_stopped(&port->current_while_timer)) {
290 port->selected = UNSELECTED;
291 record_default(port);
292 PARTNER_STATE_CLR(port, AGGREGATION);
293 ACTOR_STATE_CLR(port, EXPIRED);
294 timer_cancel(&port->current_while_timer);
300 MODE4_DEBUG("LACP -> CURRENT\n");
301 BOND_PRINT_LACP(lacp);
302 /* Update selected flag. If partner parameters are defaulted assume they
303 * are match. If not defaulted compare LACP actor with ports parner
305 if (!ACTOR_STATE(port, DEFAULTED) &&
306 (ACTOR_STATE(port, AGGREGATION) != PARTNER_STATE(port, AGGREGATION)
307 || memcmp(&port->partner, &lacp->actor.port_params,
308 sizeof(port->partner)) != 0)) {
309 MODE4_DEBUG("selected <- UNSELECTED\n");
310 port->selected = UNSELECTED;
313 /* Record this PDU actor params as partner params */
314 memcpy(&port->partner, &lacp->actor.port_params,
315 sizeof(struct port_params));
316 port->partner_state = lacp->actor.state;
318 /* Partner parameters are not defaulted any more */
319 ACTOR_STATE_CLR(port, DEFAULTED);
321 /* If LACP partner params match this port actor params */
322 agg = &bond_mode_8023ad_ports[port->aggregator_port_id];
323 bool match = port->actor.system_priority ==
324 lacp->partner.port_params.system_priority &&
325 is_same_ether_addr(&agg->actor.system,
326 &lacp->partner.port_params.system) &&
327 port->actor.port_priority ==
328 lacp->partner.port_params.port_priority &&
329 port->actor.port_number ==
330 lacp->partner.port_params.port_number;
332 /* Update NTT if partners information are outdated (xored and masked
334 uint8_t state_mask = STATE_LACP_ACTIVE | STATE_LACP_SHORT_TIMEOUT |
335 STATE_SYNCHRONIZATION | STATE_AGGREGATION;
337 if (((port->actor_state ^ lacp->partner.state) & state_mask) ||
339 SM_FLAG_SET(port, NTT);
342 /* If LACP partner params match this port actor params */
343 if (match == true && ACTOR_STATE(port, AGGREGATION) ==
344 PARTNER_STATE(port, AGGREGATION))
345 PARTNER_STATE_SET(port, SYNCHRONIZATION);
346 else if (!PARTNER_STATE(port, AGGREGATION) && ACTOR_STATE(port,
348 PARTNER_STATE_SET(port, SYNCHRONIZATION);
350 PARTNER_STATE_CLR(port, SYNCHRONIZATION);
352 if (ACTOR_STATE(port, LACP_SHORT_TIMEOUT))
353 timeout = internals->mode4.short_timeout;
355 timeout = internals->mode4.long_timeout;
357 timer_set(&port->current_while_timer, timeout);
358 ACTOR_STATE_CLR(port, EXPIRED);
359 return; /* No state change */
362 /* If CURRENT state timer is not running (stopped or expired)
363 * transit to EXPIRED state from DISABLED or CURRENT */
364 if (!timer_is_running(&port->current_while_timer)) {
365 ACTOR_STATE_SET(port, EXPIRED);
366 PARTNER_STATE_CLR(port, SYNCHRONIZATION);
367 PARTNER_STATE_SET(port, LACP_SHORT_TIMEOUT);
368 timer_set(&port->current_while_timer, internals->mode4.short_timeout);
373 * Function handles periodic tx state machine.
375 * Function implements Periodic Transmission state machine from point 5.4.13
376 * in 802.1AX documentation. It should be called periodically.
378 * @param port Port to handle state machine.
381 periodic_machine(struct bond_dev_private *internals, uint16_t slave_id)
383 struct port *port = &bond_mode_8023ad_ports[slave_id];
384 /* Calculate if either site is LACP enabled */
386 uint8_t active = ACTOR_STATE(port, LACP_ACTIVE) ||
387 PARTNER_STATE(port, LACP_ACTIVE);
389 uint8_t is_partner_fast, was_partner_fast;
390 /* No periodic is on BEGIN, LACP DISABLE or when both sides are pasive */
391 if (SM_FLAG(port, BEGIN) || !SM_FLAG(port, LACP_ENABLED) || !active) {
392 timer_cancel(&port->periodic_timer);
393 timer_force_expired(&port->tx_machine_timer);
394 SM_FLAG_CLR(port, PARTNER_SHORT_TIMEOUT);
396 MODE4_DEBUG("-> NO_PERIODIC ( %s%s%s)\n",
397 SM_FLAG(port, BEGIN) ? "begind " : "",
398 SM_FLAG(port, LACP_ENABLED) ? "" : "LACP disabled ",
399 active ? "LACP active " : "LACP pasive ");
403 is_partner_fast = PARTNER_STATE(port, LACP_SHORT_TIMEOUT);
404 was_partner_fast = SM_FLAG(port, PARTNER_SHORT_TIMEOUT);
406 /* If periodic timer is not started, transit from NO PERIODIC to FAST/SLOW.
407 * Other case: check if timer expire or partners settings changed. */
408 if (!timer_is_stopped(&port->periodic_timer)) {
409 if (timer_is_expired(&port->periodic_timer)) {
410 SM_FLAG_SET(port, NTT);
411 } else if (is_partner_fast != was_partner_fast) {
412 /* Partners timeout was slow and now it is fast -> send LACP.
413 * In other case (was fast and now it is slow) just switch
414 * timeout to slow without forcing send of LACP (because standard
417 SM_FLAG_SET(port, NTT);
419 return; /* Nothing changed */
422 /* Handle state transition to FAST/SLOW LACP timeout */
423 if (is_partner_fast) {
424 timeout = internals->mode4.fast_periodic_timeout;
425 SM_FLAG_SET(port, PARTNER_SHORT_TIMEOUT);
427 timeout = internals->mode4.slow_periodic_timeout;
428 SM_FLAG_CLR(port, PARTNER_SHORT_TIMEOUT);
431 timer_set(&port->periodic_timer, timeout);
435 * Function handles mux state machine.
437 * Function implements Mux Machine from point 5.4.15 in 802.1AX documentation.
438 * It should be called periodically.
440 * @param port Port to handle state machine.
443 mux_machine(struct bond_dev_private *internals, uint16_t slave_id)
445 struct port *port = &bond_mode_8023ad_ports[slave_id];
447 /* Save current state for later use */
448 const uint8_t state_mask = STATE_SYNCHRONIZATION | STATE_DISTRIBUTING |
451 /* Enter DETACHED state on BEGIN condition or from any other state if
452 * port was unselected */
453 if (SM_FLAG(port, BEGIN) ||
454 port->selected == UNSELECTED || (port->selected == STANDBY &&
455 (port->actor_state & state_mask) != 0)) {
456 /* detach mux from aggregator */
457 port->actor_state &= ~state_mask;
458 /* Set ntt to true if BEGIN condition or transition from any other state
459 * which is indicated that wait_while_timer was started */
460 if (SM_FLAG(port, BEGIN) ||
461 !timer_is_stopped(&port->wait_while_timer)) {
462 SM_FLAG_SET(port, NTT);
463 MODE4_DEBUG("-> DETACHED\n");
465 timer_cancel(&port->wait_while_timer);
468 if (timer_is_stopped(&port->wait_while_timer)) {
469 if (port->selected == SELECTED || port->selected == STANDBY) {
470 timer_set(&port->wait_while_timer,
471 internals->mode4.aggregate_wait_timeout);
473 MODE4_DEBUG("DETACHED -> WAITING\n");
475 /* Waiting state entered */
479 /* Transit next state if port is ready */
480 if (!timer_is_expired(&port->wait_while_timer))
483 if ((ACTOR_STATE(port, DISTRIBUTING) || ACTOR_STATE(port, COLLECTING)) &&
484 !PARTNER_STATE(port, SYNCHRONIZATION)) {
485 /* If in COLLECTING or DISTRIBUTING state and partner becomes out of
486 * sync transit to ATACHED state. */
487 ACTOR_STATE_CLR(port, DISTRIBUTING);
488 ACTOR_STATE_CLR(port, COLLECTING);
489 /* Clear actor sync to activate transit ATACHED in condition bellow */
490 ACTOR_STATE_CLR(port, SYNCHRONIZATION);
491 MODE4_DEBUG("Out of sync -> ATTACHED\n");
494 if (!ACTOR_STATE(port, SYNCHRONIZATION)) {
495 /* attach mux to aggregator */
496 RTE_ASSERT((port->actor_state & (STATE_COLLECTING |
497 STATE_DISTRIBUTING)) == 0);
499 ACTOR_STATE_SET(port, SYNCHRONIZATION);
500 SM_FLAG_SET(port, NTT);
501 MODE4_DEBUG("ATTACHED Entered\n");
502 } else if (!ACTOR_STATE(port, COLLECTING)) {
503 /* Start collecting if in sync */
504 if (PARTNER_STATE(port, SYNCHRONIZATION)) {
505 MODE4_DEBUG("ATTACHED -> COLLECTING\n");
506 ACTOR_STATE_SET(port, COLLECTING);
507 SM_FLAG_SET(port, NTT);
509 } else if (ACTOR_STATE(port, COLLECTING)) {
510 /* Check if partner is in COLLECTING state. If so this port can
511 * distribute frames to it */
512 if (!ACTOR_STATE(port, DISTRIBUTING)) {
513 if (PARTNER_STATE(port, COLLECTING)) {
514 /* Enable DISTRIBUTING if partner is collecting */
515 ACTOR_STATE_SET(port, DISTRIBUTING);
516 SM_FLAG_SET(port, NTT);
517 MODE4_DEBUG("COLLECTING -> DISTRIBUTING\n");
519 "Bond %u: slave id %u distributing started.",
520 internals->port_id, slave_id);
523 if (!PARTNER_STATE(port, COLLECTING)) {
524 /* Disable DISTRIBUTING (enter COLLECTING state) if partner
525 * is not collecting */
526 ACTOR_STATE_CLR(port, DISTRIBUTING);
527 SM_FLAG_SET(port, NTT);
528 MODE4_DEBUG("DISTRIBUTING -> COLLECTING\n");
530 "Bond %u: slave id %u distributing stopped.",
531 internals->port_id, slave_id);
538 * Function handles transmit state machine.
540 * Function implements Transmit Machine from point 5.4.16 in 802.1AX
546 tx_machine(struct bond_dev_private *internals, uint16_t slave_id)
548 struct port *agg, *port = &bond_mode_8023ad_ports[slave_id];
550 struct rte_mbuf *lacp_pkt = NULL;
551 struct lacpdu_header *hdr;
552 struct lacpdu *lacpdu;
554 /* If periodic timer is not running periodic machine is in NO PERIODIC and
555 * according to 802.3ax standard tx machine should not transmit any frames
556 * and set ntt to false. */
557 if (timer_is_stopped(&port->periodic_timer))
558 SM_FLAG_CLR(port, NTT);
560 if (!SM_FLAG(port, NTT))
563 if (!timer_is_expired(&port->tx_machine_timer))
566 lacp_pkt = rte_pktmbuf_alloc(port->mbuf_pool);
567 if (lacp_pkt == NULL) {
568 RTE_BOND_LOG(ERR, "Failed to allocate LACP packet from pool");
572 lacp_pkt->data_len = sizeof(*hdr);
573 lacp_pkt->pkt_len = sizeof(*hdr);
575 hdr = rte_pktmbuf_mtod(lacp_pkt, struct lacpdu_header *);
577 /* Source and destination MAC */
578 ether_addr_copy(&lacp_mac_addr, &hdr->eth_hdr.d_addr);
579 rte_eth_macaddr_get(slave_id, &hdr->eth_hdr.s_addr);
580 hdr->eth_hdr.ether_type = rte_cpu_to_be_16(ETHER_TYPE_SLOW);
582 lacpdu = &hdr->lacpdu;
583 memset(lacpdu, 0, sizeof(*lacpdu));
585 /* Initialize LACP part */
586 lacpdu->subtype = SLOW_SUBTYPE_LACP;
587 lacpdu->version_number = 1;
590 lacpdu->actor.tlv_type_info = TLV_TYPE_ACTOR_INFORMATION;
591 lacpdu->actor.info_length = sizeof(struct lacpdu_actor_partner_params);
592 memcpy(&hdr->lacpdu.actor.port_params, &port->actor,
593 sizeof(port->actor));
594 agg = &bond_mode_8023ad_ports[port->aggregator_port_id];
595 ether_addr_copy(&agg->actor.system, &hdr->lacpdu.actor.port_params.system);
596 lacpdu->actor.state = port->actor_state;
599 lacpdu->partner.tlv_type_info = TLV_TYPE_PARTNER_INFORMATION;
600 lacpdu->partner.info_length = sizeof(struct lacpdu_actor_partner_params);
601 memcpy(&lacpdu->partner.port_params, &port->partner,
602 sizeof(struct port_params));
603 lacpdu->partner.state = port->partner_state;
606 lacpdu->tlv_type_collector_info = TLV_TYPE_COLLECTOR_INFORMATION;
607 lacpdu->collector_info_length = 0x10;
608 lacpdu->collector_max_delay = 0;
610 lacpdu->tlv_type_terminator = TLV_TYPE_TERMINATOR_INFORMATION;
611 lacpdu->terminator_length = 0;
613 MODE4_DEBUG("Sending LACP frame\n");
614 BOND_PRINT_LACP(lacpdu);
616 if (internals->mode4.dedicated_queues.enabled == 0) {
617 int retval = rte_ring_enqueue(port->tx_ring, lacp_pkt);
619 /* If TX ring full, drop packet and free message.
620 Retransmission will happen in next function call. */
621 rte_pktmbuf_free(lacp_pkt);
622 set_warning_flags(port, WRN_TX_QUEUE_FULL);
626 uint16_t pkts_sent = rte_eth_tx_burst(slave_id,
627 internals->mode4.dedicated_queues.tx_qid,
629 if (pkts_sent != 1) {
630 rte_pktmbuf_free(lacp_pkt);
631 set_warning_flags(port, WRN_TX_QUEUE_FULL);
637 timer_set(&port->tx_machine_timer, internals->mode4.tx_period_timeout);
638 SM_FLAG_CLR(port, NTT);
642 max_index(uint64_t *a, int n)
650 for (i = 1; i < n; ++i) {
661 * Function assigns port to aggregator.
663 * @param bond_dev_private Pointer to bond_dev_private structure.
664 * @param port_pos Port to assign.
667 selection_logic(struct bond_dev_private *internals, uint16_t slave_id)
669 struct port *agg, *port;
670 uint16_t slaves_count, new_agg_id, i, j = 0;
672 uint64_t agg_bandwidth[8] = {0};
673 uint64_t agg_count[8] = {0};
674 uint16_t default_slave = 0;
675 uint8_t mode_count_id, mode_band_id;
676 struct rte_eth_link link_info;
678 slaves = internals->active_slaves;
679 slaves_count = internals->active_slave_count;
680 port = &bond_mode_8023ad_ports[slave_id];
682 /* Search for aggregator suitable for this port */
683 for (i = 0; i < slaves_count; ++i) {
684 agg = &bond_mode_8023ad_ports[slaves[i]];
685 /* Skip ports that are not aggreagators */
686 if (agg->aggregator_port_id != slaves[i])
689 agg_count[agg->aggregator_port_id] += 1;
690 rte_eth_link_get_nowait(slaves[i], &link_info);
691 agg_bandwidth[agg->aggregator_port_id] += link_info.link_speed;
693 /* Actors system ID is not checked since all slave device have the same
694 * ID (MAC address). */
695 if ((agg->actor.key == port->actor.key &&
696 agg->partner.system_priority == port->partner.system_priority &&
697 is_same_ether_addr(&agg->partner.system, &port->partner.system) == 1
698 && (agg->partner.key == port->partner.key)) &&
699 is_zero_ether_addr(&port->partner.system) != 1 &&
701 rte_cpu_to_be_16(BOND_LINK_FULL_DUPLEX_KEY)) != 0) {
709 switch (internals->mode4.agg_selection) {
711 mode_count_id = max_index(
712 (uint64_t *)agg_count, slaves_count);
713 new_agg_id = mode_count_id;
716 mode_band_id = max_index(
717 (uint64_t *)agg_bandwidth, slaves_count);
718 new_agg_id = mode_band_id;
721 if (default_slave == slaves_count)
722 new_agg_id = slave_id;
724 new_agg_id = slaves[default_slave];
727 if (default_slave == slaves_count)
728 new_agg_id = slave_id;
730 new_agg_id = slaves[default_slave];
734 if (new_agg_id != port->aggregator_port_id) {
735 port->aggregator_port_id = new_agg_id;
737 MODE4_DEBUG("-> SELECTED: ID=%3u\n"
738 "\t%s aggregator ID=%3u\n",
739 port->aggregator_port_id,
740 port->aggregator_port_id == slave_id ?
741 "aggregator not found, using default" : "aggregator found",
742 port->aggregator_port_id);
745 port->selected = SELECTED;
748 /* Function maps DPDK speed to bonding speed stored in key field */
750 link_speed_key(uint16_t speed) {
754 case ETH_SPEED_NUM_NONE:
757 case ETH_SPEED_NUM_10M:
758 key_speed = BOND_LINK_SPEED_KEY_10M;
760 case ETH_SPEED_NUM_100M:
761 key_speed = BOND_LINK_SPEED_KEY_100M;
763 case ETH_SPEED_NUM_1G:
764 key_speed = BOND_LINK_SPEED_KEY_1000M;
766 case ETH_SPEED_NUM_10G:
767 key_speed = BOND_LINK_SPEED_KEY_10G;
769 case ETH_SPEED_NUM_20G:
770 key_speed = BOND_LINK_SPEED_KEY_20G;
772 case ETH_SPEED_NUM_40G:
773 key_speed = BOND_LINK_SPEED_KEY_40G;
784 rx_machine_update(struct bond_dev_private *internals, uint16_t slave_id,
785 struct rte_mbuf *lacp_pkt) {
786 struct lacpdu_header *lacp;
787 struct lacpdu_actor_partner_params *partner;
789 if (lacp_pkt != NULL) {
790 lacp = rte_pktmbuf_mtod(lacp_pkt, struct lacpdu_header *);
791 RTE_ASSERT(lacp->lacpdu.subtype == SLOW_SUBTYPE_LACP);
793 partner = &lacp->lacpdu.partner;
794 if (is_same_ether_addr(&partner->port_params.system,
795 &internals->mode4.mac_addr)) {
796 /* This LACP frame is sending to the bonding port
797 * so pass it to rx_machine.
799 rx_machine(internals, slave_id, &lacp->lacpdu);
801 rte_pktmbuf_free(lacp_pkt);
803 rx_machine(internals, slave_id, NULL);
807 bond_mode_8023ad_periodic_cb(void *arg)
809 struct rte_eth_dev *bond_dev = arg;
810 struct bond_dev_private *internals = bond_dev->data->dev_private;
812 struct rte_eth_link link_info;
813 struct ether_addr slave_addr;
814 struct rte_mbuf *lacp_pkt = NULL;
819 /* Update link status on each port */
820 for (i = 0; i < internals->active_slave_count; i++) {
823 slave_id = internals->active_slaves[i];
824 rte_eth_link_get_nowait(slave_id, &link_info);
825 rte_eth_macaddr_get(slave_id, &slave_addr);
827 if (link_info.link_status != 0) {
828 key = link_speed_key(link_info.link_speed) << 1;
829 if (link_info.link_duplex == ETH_LINK_FULL_DUPLEX)
830 key |= BOND_LINK_FULL_DUPLEX_KEY;
834 port = &bond_mode_8023ad_ports[slave_id];
836 key = rte_cpu_to_be_16(key);
837 if (key != port->actor.key) {
838 if (!(key & rte_cpu_to_be_16(BOND_LINK_FULL_DUPLEX_KEY)))
839 set_warning_flags(port, WRN_NOT_LACP_CAPABLE);
841 port->actor.key = key;
842 SM_FLAG_SET(port, NTT);
845 if (!is_same_ether_addr(&port->actor.system, &slave_addr)) {
846 ether_addr_copy(&slave_addr, &port->actor.system);
847 if (port->aggregator_port_id == slave_id)
848 SM_FLAG_SET(port, NTT);
852 for (i = 0; i < internals->active_slave_count; i++) {
853 slave_id = internals->active_slaves[i];
854 port = &bond_mode_8023ad_ports[slave_id];
856 if ((port->actor.key &
857 rte_cpu_to_be_16(BOND_LINK_FULL_DUPLEX_KEY)) == 0) {
859 SM_FLAG_SET(port, BEGIN);
861 /* LACP is disabled on half duples or link is down */
862 if (SM_FLAG(port, LACP_ENABLED)) {
863 /* If port was enabled set it to BEGIN state */
864 SM_FLAG_CLR(port, LACP_ENABLED);
865 ACTOR_STATE_CLR(port, DISTRIBUTING);
866 ACTOR_STATE_CLR(port, COLLECTING);
869 /* Skip this port processing */
873 SM_FLAG_SET(port, LACP_ENABLED);
875 if (internals->mode4.dedicated_queues.enabled == 0) {
876 /* Find LACP packet to this port. Do not check subtype,
877 * it is done in function that queued packet
879 int retval = rte_ring_dequeue(port->rx_ring,
885 rx_machine_update(internals, slave_id, lacp_pkt);
887 uint16_t rx_count = rte_eth_rx_burst(slave_id,
888 internals->mode4.dedicated_queues.rx_qid,
892 bond_mode_8023ad_handle_slow_pkt(internals,
895 rx_machine_update(internals, slave_id, NULL);
898 periodic_machine(internals, slave_id);
899 mux_machine(internals, slave_id);
900 tx_machine(internals, slave_id);
901 selection_logic(internals, slave_id);
903 SM_FLAG_CLR(port, BEGIN);
904 show_warnings(slave_id);
907 rte_eal_alarm_set(internals->mode4.update_timeout_us,
908 bond_mode_8023ad_periodic_cb, arg);
912 bond_mode_8023ad_activate_slave(struct rte_eth_dev *bond_dev,
915 struct bond_dev_private *internals = bond_dev->data->dev_private;
917 struct port *port = &bond_mode_8023ad_ports[slave_id];
918 struct port_params initial = {
920 .system_priority = rte_cpu_to_be_16(0xFFFF),
921 .key = rte_cpu_to_be_16(BOND_LINK_FULL_DUPLEX_KEY),
922 .port_priority = rte_cpu_to_be_16(0x00FF),
926 char mem_name[RTE_ETH_NAME_MAX_LEN];
928 unsigned element_size;
929 uint32_t total_tx_desc;
930 struct bond_tx_queue *bd_tx_q;
933 /* Given slave mus not be in active list */
934 RTE_ASSERT(find_slave_by_id(internals->active_slaves,
935 internals->active_slave_count, slave_id) == internals->active_slave_count);
936 RTE_SET_USED(internals); /* used only for assert when enabled */
938 memcpy(&port->actor, &initial, sizeof(struct port_params));
939 /* Standard requires that port ID must be grater than 0.
940 * Add 1 do get corresponding port_number */
941 port->actor.port_number = rte_cpu_to_be_16(slave_id + 1);
943 memcpy(&port->partner, &initial, sizeof(struct port_params));
946 port->actor_state = STATE_AGGREGATION | STATE_LACP_ACTIVE | STATE_DEFAULTED;
947 port->partner_state = STATE_LACP_ACTIVE | STATE_AGGREGATION;
948 port->sm_flags = SM_FLAGS_BEGIN;
950 /* use this port as agregator */
951 port->aggregator_port_id = slave_id;
952 rte_eth_promiscuous_enable(slave_id);
954 timer_cancel(&port->warning_timer);
956 if (port->mbuf_pool != NULL)
959 RTE_ASSERT(port->rx_ring == NULL);
960 RTE_ASSERT(port->tx_ring == NULL);
962 socket_id = rte_eth_dev_socket_id(slave_id);
963 if (socket_id == (int)LCORE_ID_ANY)
964 socket_id = rte_socket_id();
966 element_size = sizeof(struct slow_protocol_frame) +
967 RTE_PKTMBUF_HEADROOM;
969 /* The size of the mempool should be at least:
970 * the sum of the TX descriptors + BOND_MODE_8023AX_SLAVE_TX_PKTS */
971 total_tx_desc = BOND_MODE_8023AX_SLAVE_TX_PKTS;
972 for (q_id = 0; q_id < bond_dev->data->nb_tx_queues; q_id++) {
973 bd_tx_q = (struct bond_tx_queue*)bond_dev->data->tx_queues[q_id];
974 total_tx_desc += bd_tx_q->nb_tx_desc;
977 snprintf(mem_name, RTE_DIM(mem_name), "slave_port%u_pool", slave_id);
978 port->mbuf_pool = rte_pktmbuf_pool_create(mem_name, total_tx_desc,
979 RTE_MEMPOOL_CACHE_MAX_SIZE >= 32 ?
980 32 : RTE_MEMPOOL_CACHE_MAX_SIZE,
981 0, element_size, socket_id);
983 /* Any memory allocation failure in initialization is critical because
984 * resources can't be free, so reinitialization is impossible. */
985 if (port->mbuf_pool == NULL) {
986 rte_panic("Slave %u: Failed to create memory pool '%s': %s\n",
987 slave_id, mem_name, rte_strerror(rte_errno));
990 snprintf(mem_name, RTE_DIM(mem_name), "slave_%u_rx", slave_id);
991 port->rx_ring = rte_ring_create(mem_name,
992 rte_align32pow2(BOND_MODE_8023AX_SLAVE_RX_PKTS), socket_id, 0);
994 if (port->rx_ring == NULL) {
995 rte_panic("Slave %u: Failed to create rx ring '%s': %s\n", slave_id,
996 mem_name, rte_strerror(rte_errno));
999 /* TX ring is at least one pkt longer to make room for marker packet. */
1000 snprintf(mem_name, RTE_DIM(mem_name), "slave_%u_tx", slave_id);
1001 port->tx_ring = rte_ring_create(mem_name,
1002 rte_align32pow2(BOND_MODE_8023AX_SLAVE_TX_PKTS + 1), socket_id, 0);
1004 if (port->tx_ring == NULL) {
1005 rte_panic("Slave %u: Failed to create tx ring '%s': %s\n", slave_id,
1006 mem_name, rte_strerror(rte_errno));
1011 bond_mode_8023ad_deactivate_slave(struct rte_eth_dev *bond_dev __rte_unused,
1015 struct port *port = NULL;
1016 uint8_t old_partner_state;
1018 port = &bond_mode_8023ad_ports[slave_id];
1020 ACTOR_STATE_CLR(port, AGGREGATION);
1021 port->selected = UNSELECTED;
1023 old_partner_state = port->partner_state;
1024 record_default(port);
1026 /* If partner timeout state changes then disable timer */
1027 if (!((old_partner_state ^ port->partner_state) &
1028 STATE_LACP_SHORT_TIMEOUT))
1029 timer_cancel(&port->current_while_timer);
1031 PARTNER_STATE_CLR(port, AGGREGATION);
1032 ACTOR_STATE_CLR(port, EXPIRED);
1034 /* flush rx/tx rings */
1035 while (rte_ring_dequeue(port->rx_ring, &pkt) == 0)
1036 rte_pktmbuf_free((struct rte_mbuf *)pkt);
1038 while (rte_ring_dequeue(port->tx_ring, &pkt) == 0)
1039 rte_pktmbuf_free((struct rte_mbuf *)pkt);
1044 bond_mode_8023ad_mac_address_update(struct rte_eth_dev *bond_dev)
1046 struct bond_dev_private *internals = bond_dev->data->dev_private;
1047 struct ether_addr slave_addr;
1048 struct port *slave, *agg_slave;
1049 uint16_t slave_id, i, j;
1051 bond_mode_8023ad_stop(bond_dev);
1053 for (i = 0; i < internals->active_slave_count; i++) {
1054 slave_id = internals->active_slaves[i];
1055 slave = &bond_mode_8023ad_ports[slave_id];
1056 rte_eth_macaddr_get(slave_id, &slave_addr);
1058 if (is_same_ether_addr(&slave_addr, &slave->actor.system))
1061 ether_addr_copy(&slave_addr, &slave->actor.system);
1062 /* Do nothing if this port is not an aggregator. In other case
1063 * Set NTT flag on every port that use this aggregator. */
1064 if (slave->aggregator_port_id != slave_id)
1067 for (j = 0; j < internals->active_slave_count; j++) {
1068 agg_slave = &bond_mode_8023ad_ports[internals->active_slaves[j]];
1069 if (agg_slave->aggregator_port_id == slave_id)
1070 SM_FLAG_SET(agg_slave, NTT);
1074 if (bond_dev->data->dev_started)
1075 bond_mode_8023ad_start(bond_dev);
1079 bond_mode_8023ad_conf_get(struct rte_eth_dev *dev,
1080 struct rte_eth_bond_8023ad_conf *conf)
1082 struct bond_dev_private *internals = dev->data->dev_private;
1083 struct mode8023ad_private *mode4 = &internals->mode4;
1084 uint64_t ms_ticks = rte_get_tsc_hz() / 1000;
1086 conf->fast_periodic_ms = mode4->fast_periodic_timeout / ms_ticks;
1087 conf->slow_periodic_ms = mode4->slow_periodic_timeout / ms_ticks;
1088 conf->short_timeout_ms = mode4->short_timeout / ms_ticks;
1089 conf->long_timeout_ms = mode4->long_timeout / ms_ticks;
1090 conf->aggregate_wait_timeout_ms = mode4->aggregate_wait_timeout / ms_ticks;
1091 conf->tx_period_ms = mode4->tx_period_timeout / ms_ticks;
1092 conf->update_timeout_ms = mode4->update_timeout_us / 1000;
1093 conf->rx_marker_period_ms = mode4->rx_marker_timeout / ms_ticks;
1094 conf->slowrx_cb = mode4->slowrx_cb;
1095 conf->agg_selection = mode4->agg_selection;
1099 bond_mode_8023ad_conf_get_default(struct rte_eth_bond_8023ad_conf *conf)
1101 conf->fast_periodic_ms = BOND_8023AD_FAST_PERIODIC_MS;
1102 conf->slow_periodic_ms = BOND_8023AD_SLOW_PERIODIC_MS;
1103 conf->short_timeout_ms = BOND_8023AD_SHORT_TIMEOUT_MS;
1104 conf->long_timeout_ms = BOND_8023AD_LONG_TIMEOUT_MS;
1105 conf->aggregate_wait_timeout_ms = BOND_8023AD_AGGREGATE_WAIT_TIMEOUT_MS;
1106 conf->tx_period_ms = BOND_8023AD_TX_MACHINE_PERIOD_MS;
1107 conf->rx_marker_period_ms = BOND_8023AD_RX_MARKER_PERIOD_MS;
1108 conf->update_timeout_ms = BOND_MODE_8023AX_UPDATE_TIMEOUT_MS;
1109 conf->slowrx_cb = NULL;
1110 conf->agg_selection = AGG_STABLE;
1114 bond_mode_8023ad_conf_assign(struct mode8023ad_private *mode4,
1115 struct rte_eth_bond_8023ad_conf *conf)
1117 uint64_t ms_ticks = rte_get_tsc_hz() / 1000;
1119 mode4->fast_periodic_timeout = conf->fast_periodic_ms * ms_ticks;
1120 mode4->slow_periodic_timeout = conf->slow_periodic_ms * ms_ticks;
1121 mode4->short_timeout = conf->short_timeout_ms * ms_ticks;
1122 mode4->long_timeout = conf->long_timeout_ms * ms_ticks;
1123 mode4->aggregate_wait_timeout = conf->aggregate_wait_timeout_ms * ms_ticks;
1124 mode4->tx_period_timeout = conf->tx_period_ms * ms_ticks;
1125 mode4->rx_marker_timeout = conf->rx_marker_period_ms * ms_ticks;
1126 mode4->update_timeout_us = conf->update_timeout_ms * 1000;
1128 mode4->dedicated_queues.enabled = 0;
1129 mode4->dedicated_queues.rx_qid = UINT16_MAX;
1130 mode4->dedicated_queues.tx_qid = UINT16_MAX;
1134 bond_mode_8023ad_setup(struct rte_eth_dev *dev,
1135 struct rte_eth_bond_8023ad_conf *conf)
1137 struct rte_eth_bond_8023ad_conf def_conf;
1138 struct bond_dev_private *internals = dev->data->dev_private;
1139 struct mode8023ad_private *mode4 = &internals->mode4;
1143 bond_mode_8023ad_conf_get_default(conf);
1146 bond_mode_8023ad_stop(dev);
1147 bond_mode_8023ad_conf_assign(mode4, conf);
1148 mode4->slowrx_cb = conf->slowrx_cb;
1149 mode4->agg_selection = AGG_STABLE;
1151 if (dev->data->dev_started)
1152 bond_mode_8023ad_start(dev);
1156 bond_mode_8023ad_enable(struct rte_eth_dev *bond_dev)
1158 struct bond_dev_private *internals = bond_dev->data->dev_private;
1161 for (i = 0; i < internals->active_slave_count; i++)
1162 bond_mode_8023ad_activate_slave(bond_dev,
1163 internals->active_slaves[i]);
1169 bond_mode_8023ad_start(struct rte_eth_dev *bond_dev)
1171 struct bond_dev_private *internals = bond_dev->data->dev_private;
1172 struct mode8023ad_private *mode4 = &internals->mode4;
1173 static const uint64_t us = BOND_MODE_8023AX_UPDATE_TIMEOUT_MS * 1000;
1175 rte_eth_macaddr_get(internals->port_id, &mode4->mac_addr);
1176 if (mode4->slowrx_cb)
1177 return rte_eal_alarm_set(us, &bond_mode_8023ad_ext_periodic_cb,
1180 return rte_eal_alarm_set(us, &bond_mode_8023ad_periodic_cb, bond_dev);
1184 bond_mode_8023ad_stop(struct rte_eth_dev *bond_dev)
1186 struct bond_dev_private *internals = bond_dev->data->dev_private;
1187 struct mode8023ad_private *mode4 = &internals->mode4;
1189 if (mode4->slowrx_cb) {
1190 rte_eal_alarm_cancel(&bond_mode_8023ad_ext_periodic_cb,
1194 rte_eal_alarm_cancel(&bond_mode_8023ad_periodic_cb, bond_dev);
1198 bond_mode_8023ad_handle_slow_pkt(struct bond_dev_private *internals,
1199 uint16_t slave_id, struct rte_mbuf *pkt)
1201 struct mode8023ad_private *mode4 = &internals->mode4;
1202 struct port *port = &bond_mode_8023ad_ports[slave_id];
1203 struct marker_header *m_hdr;
1204 uint64_t marker_timer, old_marker_timer;
1206 uint8_t wrn, subtype;
1207 /* If packet is a marker, we send response now by reusing given packet
1208 * and update only source MAC, destination MAC is multicast so don't
1209 * update it. Other frames will be handled later by state machines */
1210 subtype = rte_pktmbuf_mtod(pkt,
1211 struct slow_protocol_frame *)->slow_protocol.subtype;
1213 if (subtype == SLOW_SUBTYPE_MARKER) {
1214 m_hdr = rte_pktmbuf_mtod(pkt, struct marker_header *);
1216 if (likely(m_hdr->marker.tlv_type_marker != MARKER_TLV_TYPE_INFO)) {
1217 wrn = WRN_UNKNOWN_MARKER_TYPE;
1221 /* Setup marker timer. Do it in loop in case concurrent access. */
1223 old_marker_timer = port->rx_marker_timer;
1224 if (!timer_is_expired(&old_marker_timer)) {
1225 wrn = WRN_RX_MARKER_TO_FAST;
1229 timer_set(&marker_timer, mode4->rx_marker_timeout);
1230 retval = rte_atomic64_cmpset(&port->rx_marker_timer,
1231 old_marker_timer, marker_timer);
1232 } while (unlikely(retval == 0));
1234 m_hdr->marker.tlv_type_marker = MARKER_TLV_TYPE_RESP;
1235 rte_eth_macaddr_get(slave_id, &m_hdr->eth_hdr.s_addr);
1237 if (internals->mode4.dedicated_queues.enabled == 0) {
1238 int retval = rte_ring_enqueue(port->tx_ring, pkt);
1241 port->rx_marker_timer = 0;
1242 wrn = WRN_TX_QUEUE_FULL;
1246 /* Send packet directly to the slow queue */
1247 uint16_t tx_count = rte_eth_tx_burst(slave_id,
1248 internals->mode4.dedicated_queues.tx_qid,
1250 if (tx_count != 1) {
1252 port->rx_marker_timer = 0;
1253 wrn = WRN_TX_QUEUE_FULL;
1257 } else if (likely(subtype == SLOW_SUBTYPE_LACP)) {
1258 if (internals->mode4.dedicated_queues.enabled == 0) {
1259 int retval = rte_ring_enqueue(port->rx_ring, pkt);
1261 /* If RX fing full free lacpdu message and drop packet */
1262 wrn = WRN_RX_QUEUE_FULL;
1266 rx_machine_update(internals, slave_id, pkt);
1268 wrn = WRN_UNKNOWN_SLOW_TYPE;
1275 set_warning_flags(port, wrn);
1276 rte_pktmbuf_free(pkt);
1280 rte_eth_bond_8023ad_conf_get(uint16_t port_id,
1281 struct rte_eth_bond_8023ad_conf *conf)
1283 struct rte_eth_dev *bond_dev;
1285 if (valid_bonded_port_id(port_id) != 0)
1291 bond_dev = &rte_eth_devices[port_id];
1292 bond_mode_8023ad_conf_get(bond_dev, conf);
1297 rte_eth_bond_8023ad_agg_selection_set(uint16_t port_id,
1298 enum rte_bond_8023ad_agg_selection agg_selection)
1300 struct rte_eth_dev *bond_dev;
1301 struct bond_dev_private *internals;
1302 struct mode8023ad_private *mode4;
1304 bond_dev = &rte_eth_devices[port_id];
1305 internals = bond_dev->data->dev_private;
1307 if (valid_bonded_port_id(port_id) != 0)
1309 if (internals->mode != 4)
1312 mode4 = &internals->mode4;
1313 if (agg_selection == AGG_COUNT || agg_selection == AGG_BANDWIDTH
1314 || agg_selection == AGG_STABLE)
1315 mode4->agg_selection = agg_selection;
1319 int rte_eth_bond_8023ad_agg_selection_get(uint16_t port_id)
1321 struct rte_eth_dev *bond_dev;
1322 struct bond_dev_private *internals;
1323 struct mode8023ad_private *mode4;
1325 bond_dev = &rte_eth_devices[port_id];
1326 internals = bond_dev->data->dev_private;
1328 if (valid_bonded_port_id(port_id) != 0)
1330 if (internals->mode != 4)
1332 mode4 = &internals->mode4;
1334 return mode4->agg_selection;
1340 bond_8023ad_setup_validate(uint16_t port_id,
1341 struct rte_eth_bond_8023ad_conf *conf)
1343 if (valid_bonded_port_id(port_id) != 0)
1347 /* Basic sanity check */
1348 if (conf->slow_periodic_ms == 0 ||
1349 conf->fast_periodic_ms >= conf->slow_periodic_ms ||
1350 conf->long_timeout_ms == 0 ||
1351 conf->short_timeout_ms >= conf->long_timeout_ms ||
1352 conf->aggregate_wait_timeout_ms == 0 ||
1353 conf->tx_period_ms == 0 ||
1354 conf->rx_marker_period_ms == 0 ||
1355 conf->update_timeout_ms == 0) {
1356 RTE_BOND_LOG(ERR, "given mode 4 configuration is invalid");
1366 rte_eth_bond_8023ad_setup(uint16_t port_id,
1367 struct rte_eth_bond_8023ad_conf *conf)
1369 struct rte_eth_dev *bond_dev;
1372 err = bond_8023ad_setup_validate(port_id, conf);
1376 bond_dev = &rte_eth_devices[port_id];
1377 bond_mode_8023ad_setup(bond_dev, conf);
1387 rte_eth_bond_8023ad_slave_info(uint16_t port_id, uint16_t slave_id,
1388 struct rte_eth_bond_8023ad_slave_info *info)
1390 struct rte_eth_dev *bond_dev;
1391 struct bond_dev_private *internals;
1394 if (info == NULL || valid_bonded_port_id(port_id) != 0 ||
1395 rte_eth_bond_mode_get(port_id) != BONDING_MODE_8023AD)
1398 bond_dev = &rte_eth_devices[port_id];
1400 internals = bond_dev->data->dev_private;
1401 if (find_slave_by_id(internals->active_slaves,
1402 internals->active_slave_count, slave_id) ==
1403 internals->active_slave_count)
1406 port = &bond_mode_8023ad_ports[slave_id];
1407 info->selected = port->selected;
1409 info->actor_state = port->actor_state;
1410 rte_memcpy(&info->actor, &port->actor, sizeof(port->actor));
1412 info->partner_state = port->partner_state;
1413 rte_memcpy(&info->partner, &port->partner, sizeof(port->partner));
1415 info->agg_port_id = port->aggregator_port_id;
1420 bond_8023ad_ext_validate(uint16_t port_id, uint16_t slave_id)
1422 struct rte_eth_dev *bond_dev;
1423 struct bond_dev_private *internals;
1424 struct mode8023ad_private *mode4;
1426 if (rte_eth_bond_mode_get(port_id) != BONDING_MODE_8023AD)
1429 bond_dev = &rte_eth_devices[port_id];
1431 if (!bond_dev->data->dev_started)
1434 internals = bond_dev->data->dev_private;
1435 if (find_slave_by_id(internals->active_slaves,
1436 internals->active_slave_count, slave_id) ==
1437 internals->active_slave_count)
1440 mode4 = &internals->mode4;
1441 if (mode4->slowrx_cb == NULL)
1448 rte_eth_bond_8023ad_ext_collect(uint16_t port_id, uint16_t slave_id,
1454 res = bond_8023ad_ext_validate(port_id, slave_id);
1458 port = &bond_mode_8023ad_ports[slave_id];
1461 ACTOR_STATE_SET(port, COLLECTING);
1463 ACTOR_STATE_CLR(port, COLLECTING);
1469 rte_eth_bond_8023ad_ext_distrib(uint16_t port_id, uint16_t slave_id,
1475 res = bond_8023ad_ext_validate(port_id, slave_id);
1479 port = &bond_mode_8023ad_ports[slave_id];
1482 ACTOR_STATE_SET(port, DISTRIBUTING);
1484 ACTOR_STATE_CLR(port, DISTRIBUTING);
1490 rte_eth_bond_8023ad_ext_distrib_get(uint16_t port_id, uint16_t slave_id)
1495 err = bond_8023ad_ext_validate(port_id, slave_id);
1499 port = &bond_mode_8023ad_ports[slave_id];
1500 return ACTOR_STATE(port, DISTRIBUTING);
1504 rte_eth_bond_8023ad_ext_collect_get(uint16_t port_id, uint16_t slave_id)
1509 err = bond_8023ad_ext_validate(port_id, slave_id);
1513 port = &bond_mode_8023ad_ports[slave_id];
1514 return ACTOR_STATE(port, COLLECTING);
1518 rte_eth_bond_8023ad_ext_slowtx(uint16_t port_id, uint16_t slave_id,
1519 struct rte_mbuf *lacp_pkt)
1524 res = bond_8023ad_ext_validate(port_id, slave_id);
1528 port = &bond_mode_8023ad_ports[slave_id];
1530 if (rte_pktmbuf_pkt_len(lacp_pkt) < sizeof(struct lacpdu_header))
1533 struct lacpdu_header *lacp;
1535 /* only enqueue LACPDUs */
1536 lacp = rte_pktmbuf_mtod(lacp_pkt, struct lacpdu_header *);
1537 if (lacp->lacpdu.subtype != SLOW_SUBTYPE_LACP)
1540 MODE4_DEBUG("sending LACP frame\n");
1542 return rte_ring_enqueue(port->tx_ring, lacp_pkt);
1546 bond_mode_8023ad_ext_periodic_cb(void *arg)
1548 struct rte_eth_dev *bond_dev = arg;
1549 struct bond_dev_private *internals = bond_dev->data->dev_private;
1550 struct mode8023ad_private *mode4 = &internals->mode4;
1553 uint16_t i, slave_id;
1555 for (i = 0; i < internals->active_slave_count; i++) {
1556 slave_id = internals->active_slaves[i];
1557 port = &bond_mode_8023ad_ports[slave_id];
1559 if (rte_ring_dequeue(port->rx_ring, &pkt) == 0) {
1560 struct rte_mbuf *lacp_pkt = pkt;
1561 struct lacpdu_header *lacp;
1563 lacp = rte_pktmbuf_mtod(lacp_pkt,
1564 struct lacpdu_header *);
1565 RTE_VERIFY(lacp->lacpdu.subtype == SLOW_SUBTYPE_LACP);
1567 /* This is LACP frame so pass it to rx callback.
1568 * Callback is responsible for freeing mbuf.
1570 mode4->slowrx_cb(slave_id, lacp_pkt);
1574 rte_eal_alarm_set(internals->mode4.update_timeout_us,
1575 bond_mode_8023ad_ext_periodic_cb, arg);
1579 rte_eth_bond_8023ad_dedicated_queues_enable(uint16_t port)
1582 struct rte_eth_dev *dev = &rte_eth_devices[port];
1583 struct bond_dev_private *internals = (struct bond_dev_private *)
1584 dev->data->dev_private;
1586 if (check_for_bonded_ethdev(dev) != 0)
1589 if (bond_8023ad_slow_pkt_hw_filter_supported(port) != 0)
1592 /* Device must be stopped to set up slow queue */
1593 if (dev->data->dev_started)
1596 internals->mode4.dedicated_queues.enabled = 1;
1598 bond_ethdev_mode_set(dev, internals->mode);
1603 rte_eth_bond_8023ad_dedicated_queues_disable(uint16_t port)
1606 struct rte_eth_dev *dev = &rte_eth_devices[port];
1607 struct bond_dev_private *internals = (struct bond_dev_private *)
1608 dev->data->dev_private;
1610 if (check_for_bonded_ethdev(dev) != 0)
1613 /* Device must be stopped to set up slow queue */
1614 if (dev->data->dev_started)
1617 internals->mode4.dedicated_queues.enabled = 0;
1619 bond_ethdev_mode_set(dev, internals->mode);