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 rte_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 rte_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 rte_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(RTE_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 rte_ether_addr_copy(&agg->actor.system,
596 &hdr->lacpdu.actor.port_params.system);
597 lacpdu->actor.state = port->actor_state;
600 lacpdu->partner.tlv_type_info = TLV_TYPE_PARTNER_INFORMATION;
601 lacpdu->partner.info_length = sizeof(struct lacpdu_actor_partner_params);
602 memcpy(&lacpdu->partner.port_params, &port->partner,
603 sizeof(struct port_params));
604 lacpdu->partner.state = port->partner_state;
607 lacpdu->tlv_type_collector_info = TLV_TYPE_COLLECTOR_INFORMATION;
608 lacpdu->collector_info_length = 0x10;
609 lacpdu->collector_max_delay = 0;
611 lacpdu->tlv_type_terminator = TLV_TYPE_TERMINATOR_INFORMATION;
612 lacpdu->terminator_length = 0;
614 MODE4_DEBUG("Sending LACP frame\n");
615 BOND_PRINT_LACP(lacpdu);
617 if (internals->mode4.dedicated_queues.enabled == 0) {
618 int retval = rte_ring_enqueue(port->tx_ring, lacp_pkt);
620 /* If TX ring full, drop packet and free message.
621 Retransmission will happen in next function call. */
622 rte_pktmbuf_free(lacp_pkt);
623 set_warning_flags(port, WRN_TX_QUEUE_FULL);
627 uint16_t pkts_sent = rte_eth_tx_burst(slave_id,
628 internals->mode4.dedicated_queues.tx_qid,
630 if (pkts_sent != 1) {
631 rte_pktmbuf_free(lacp_pkt);
632 set_warning_flags(port, WRN_TX_QUEUE_FULL);
638 timer_set(&port->tx_machine_timer, internals->mode4.tx_period_timeout);
639 SM_FLAG_CLR(port, NTT);
643 max_index(uint64_t *a, int n)
651 for (i = 1; i < n; ++i) {
662 * Function assigns port to aggregator.
664 * @param bond_dev_private Pointer to bond_dev_private structure.
665 * @param port_pos Port to assign.
668 selection_logic(struct bond_dev_private *internals, uint16_t slave_id)
670 struct port *agg, *port;
671 uint16_t slaves_count, new_agg_id, i, j = 0;
673 uint64_t agg_bandwidth[8] = {0};
674 uint64_t agg_count[8] = {0};
675 uint16_t default_slave = 0;
676 uint8_t mode_count_id, mode_band_id;
677 struct rte_eth_link link_info;
679 slaves = internals->active_slaves;
680 slaves_count = internals->active_slave_count;
681 port = &bond_mode_8023ad_ports[slave_id];
683 /* Search for aggregator suitable for this port */
684 for (i = 0; i < slaves_count; ++i) {
685 agg = &bond_mode_8023ad_ports[slaves[i]];
686 /* Skip ports that are not aggreagators */
687 if (agg->aggregator_port_id != slaves[i])
690 agg_count[agg->aggregator_port_id] += 1;
691 rte_eth_link_get_nowait(slaves[i], &link_info);
692 agg_bandwidth[agg->aggregator_port_id] += link_info.link_speed;
694 /* Actors system ID is not checked since all slave device have the same
695 * ID (MAC address). */
696 if ((agg->actor.key == port->actor.key &&
697 agg->partner.system_priority == port->partner.system_priority &&
698 rte_is_same_ether_addr(&agg->partner.system,
699 &port->partner.system) == 1
700 && (agg->partner.key == port->partner.key)) &&
701 rte_is_zero_ether_addr(&port->partner.system) != 1 &&
703 rte_cpu_to_be_16(BOND_LINK_FULL_DUPLEX_KEY)) != 0) {
711 switch (internals->mode4.agg_selection) {
713 mode_count_id = max_index(
714 (uint64_t *)agg_count, slaves_count);
715 new_agg_id = mode_count_id;
718 mode_band_id = max_index(
719 (uint64_t *)agg_bandwidth, slaves_count);
720 new_agg_id = mode_band_id;
723 if (default_slave == slaves_count)
724 new_agg_id = slave_id;
726 new_agg_id = slaves[default_slave];
729 if (default_slave == slaves_count)
730 new_agg_id = slave_id;
732 new_agg_id = slaves[default_slave];
736 if (new_agg_id != port->aggregator_port_id) {
737 port->aggregator_port_id = new_agg_id;
739 MODE4_DEBUG("-> SELECTED: ID=%3u\n"
740 "\t%s aggregator ID=%3u\n",
741 port->aggregator_port_id,
742 port->aggregator_port_id == slave_id ?
743 "aggregator not found, using default" : "aggregator found",
744 port->aggregator_port_id);
747 port->selected = SELECTED;
750 /* Function maps DPDK speed to bonding speed stored in key field */
752 link_speed_key(uint16_t speed) {
756 case ETH_SPEED_NUM_NONE:
759 case ETH_SPEED_NUM_10M:
760 key_speed = BOND_LINK_SPEED_KEY_10M;
762 case ETH_SPEED_NUM_100M:
763 key_speed = BOND_LINK_SPEED_KEY_100M;
765 case ETH_SPEED_NUM_1G:
766 key_speed = BOND_LINK_SPEED_KEY_1000M;
768 case ETH_SPEED_NUM_10G:
769 key_speed = BOND_LINK_SPEED_KEY_10G;
771 case ETH_SPEED_NUM_20G:
772 key_speed = BOND_LINK_SPEED_KEY_20G;
774 case ETH_SPEED_NUM_40G:
775 key_speed = BOND_LINK_SPEED_KEY_40G;
786 rx_machine_update(struct bond_dev_private *internals, uint16_t slave_id,
787 struct rte_mbuf *lacp_pkt) {
788 struct lacpdu_header *lacp;
789 struct lacpdu_actor_partner_params *partner;
791 if (lacp_pkt != NULL) {
792 lacp = rte_pktmbuf_mtod(lacp_pkt, struct lacpdu_header *);
793 RTE_ASSERT(lacp->lacpdu.subtype == SLOW_SUBTYPE_LACP);
795 partner = &lacp->lacpdu.partner;
796 if (rte_is_same_ether_addr(&partner->port_params.system,
797 &internals->mode4.mac_addr)) {
798 /* This LACP frame is sending to the bonding port
799 * so pass it to rx_machine.
801 rx_machine(internals, slave_id, &lacp->lacpdu);
803 rte_pktmbuf_free(lacp_pkt);
805 rx_machine(internals, slave_id, NULL);
809 bond_mode_8023ad_periodic_cb(void *arg)
811 struct rte_eth_dev *bond_dev = arg;
812 struct bond_dev_private *internals = bond_dev->data->dev_private;
814 struct rte_eth_link link_info;
815 struct rte_ether_addr slave_addr;
816 struct rte_mbuf *lacp_pkt = NULL;
821 /* Update link status on each port */
822 for (i = 0; i < internals->active_slave_count; i++) {
825 slave_id = internals->active_slaves[i];
826 rte_eth_link_get_nowait(slave_id, &link_info);
827 rte_eth_macaddr_get(slave_id, &slave_addr);
829 if (link_info.link_status != 0) {
830 key = link_speed_key(link_info.link_speed) << 1;
831 if (link_info.link_duplex == ETH_LINK_FULL_DUPLEX)
832 key |= BOND_LINK_FULL_DUPLEX_KEY;
836 port = &bond_mode_8023ad_ports[slave_id];
838 key = rte_cpu_to_be_16(key);
839 if (key != port->actor.key) {
840 if (!(key & rte_cpu_to_be_16(BOND_LINK_FULL_DUPLEX_KEY)))
841 set_warning_flags(port, WRN_NOT_LACP_CAPABLE);
843 port->actor.key = key;
844 SM_FLAG_SET(port, NTT);
847 if (!rte_is_same_ether_addr(&port->actor.system, &slave_addr)) {
848 rte_ether_addr_copy(&slave_addr, &port->actor.system);
849 if (port->aggregator_port_id == slave_id)
850 SM_FLAG_SET(port, NTT);
854 for (i = 0; i < internals->active_slave_count; i++) {
855 slave_id = internals->active_slaves[i];
856 port = &bond_mode_8023ad_ports[slave_id];
858 if ((port->actor.key &
859 rte_cpu_to_be_16(BOND_LINK_FULL_DUPLEX_KEY)) == 0) {
861 SM_FLAG_SET(port, BEGIN);
863 /* LACP is disabled on half duples or link is down */
864 if (SM_FLAG(port, LACP_ENABLED)) {
865 /* If port was enabled set it to BEGIN state */
866 SM_FLAG_CLR(port, LACP_ENABLED);
867 ACTOR_STATE_CLR(port, DISTRIBUTING);
868 ACTOR_STATE_CLR(port, COLLECTING);
871 /* Skip this port processing */
875 SM_FLAG_SET(port, LACP_ENABLED);
877 if (internals->mode4.dedicated_queues.enabled == 0) {
878 /* Find LACP packet to this port. Do not check subtype,
879 * it is done in function that queued packet
881 int retval = rte_ring_dequeue(port->rx_ring,
887 rx_machine_update(internals, slave_id, lacp_pkt);
889 uint16_t rx_count = rte_eth_rx_burst(slave_id,
890 internals->mode4.dedicated_queues.rx_qid,
894 bond_mode_8023ad_handle_slow_pkt(internals,
897 rx_machine_update(internals, slave_id, NULL);
900 periodic_machine(internals, slave_id);
901 mux_machine(internals, slave_id);
902 tx_machine(internals, slave_id);
903 selection_logic(internals, slave_id);
905 SM_FLAG_CLR(port, BEGIN);
906 show_warnings(slave_id);
909 rte_eal_alarm_set(internals->mode4.update_timeout_us,
910 bond_mode_8023ad_periodic_cb, arg);
914 bond_mode_8023ad_activate_slave(struct rte_eth_dev *bond_dev,
917 struct bond_dev_private *internals = bond_dev->data->dev_private;
919 struct port *port = &bond_mode_8023ad_ports[slave_id];
920 struct port_params initial = {
922 .system_priority = rte_cpu_to_be_16(0xFFFF),
923 .key = rte_cpu_to_be_16(BOND_LINK_FULL_DUPLEX_KEY),
924 .port_priority = rte_cpu_to_be_16(0x00FF),
928 char mem_name[RTE_ETH_NAME_MAX_LEN];
930 unsigned element_size;
931 uint32_t total_tx_desc;
932 struct bond_tx_queue *bd_tx_q;
935 /* Given slave mus not be in active list */
936 RTE_ASSERT(find_slave_by_id(internals->active_slaves,
937 internals->active_slave_count, slave_id) == internals->active_slave_count);
938 RTE_SET_USED(internals); /* used only for assert when enabled */
940 memcpy(&port->actor, &initial, sizeof(struct port_params));
941 /* Standard requires that port ID must be grater than 0.
942 * Add 1 do get corresponding port_number */
943 port->actor.port_number = rte_cpu_to_be_16(slave_id + 1);
945 memcpy(&port->partner, &initial, sizeof(struct port_params));
948 port->actor_state = STATE_AGGREGATION | STATE_LACP_ACTIVE | STATE_DEFAULTED;
949 port->partner_state = STATE_LACP_ACTIVE | STATE_AGGREGATION;
950 port->sm_flags = SM_FLAGS_BEGIN;
952 /* use this port as agregator */
953 port->aggregator_port_id = slave_id;
954 rte_eth_promiscuous_enable(slave_id);
956 timer_cancel(&port->warning_timer);
958 if (port->mbuf_pool != NULL)
961 RTE_ASSERT(port->rx_ring == NULL);
962 RTE_ASSERT(port->tx_ring == NULL);
964 socket_id = rte_eth_dev_socket_id(slave_id);
965 if (socket_id == (int)LCORE_ID_ANY)
966 socket_id = rte_socket_id();
968 element_size = sizeof(struct slow_protocol_frame) +
969 RTE_PKTMBUF_HEADROOM;
971 /* The size of the mempool should be at least:
972 * the sum of the TX descriptors + BOND_MODE_8023AX_SLAVE_TX_PKTS */
973 total_tx_desc = BOND_MODE_8023AX_SLAVE_TX_PKTS;
974 for (q_id = 0; q_id < bond_dev->data->nb_tx_queues; q_id++) {
975 bd_tx_q = (struct bond_tx_queue*)bond_dev->data->tx_queues[q_id];
976 total_tx_desc += bd_tx_q->nb_tx_desc;
979 snprintf(mem_name, RTE_DIM(mem_name), "slave_port%u_pool", slave_id);
980 port->mbuf_pool = rte_pktmbuf_pool_create(mem_name, total_tx_desc,
981 RTE_MEMPOOL_CACHE_MAX_SIZE >= 32 ?
982 32 : RTE_MEMPOOL_CACHE_MAX_SIZE,
983 0, element_size, socket_id);
985 /* Any memory allocation failure in initialization is critical because
986 * resources can't be free, so reinitialization is impossible. */
987 if (port->mbuf_pool == NULL) {
988 rte_panic("Slave %u: Failed to create memory pool '%s': %s\n",
989 slave_id, mem_name, rte_strerror(rte_errno));
992 snprintf(mem_name, RTE_DIM(mem_name), "slave_%u_rx", slave_id);
993 port->rx_ring = rte_ring_create(mem_name,
994 rte_align32pow2(BOND_MODE_8023AX_SLAVE_RX_PKTS), socket_id, 0);
996 if (port->rx_ring == NULL) {
997 rte_panic("Slave %u: Failed to create rx ring '%s': %s\n", slave_id,
998 mem_name, rte_strerror(rte_errno));
1001 /* TX ring is at least one pkt longer to make room for marker packet. */
1002 snprintf(mem_name, RTE_DIM(mem_name), "slave_%u_tx", slave_id);
1003 port->tx_ring = rte_ring_create(mem_name,
1004 rte_align32pow2(BOND_MODE_8023AX_SLAVE_TX_PKTS + 1), socket_id, 0);
1006 if (port->tx_ring == NULL) {
1007 rte_panic("Slave %u: Failed to create tx ring '%s': %s\n", slave_id,
1008 mem_name, rte_strerror(rte_errno));
1013 bond_mode_8023ad_deactivate_slave(struct rte_eth_dev *bond_dev __rte_unused,
1017 struct port *port = NULL;
1018 uint8_t old_partner_state;
1020 port = &bond_mode_8023ad_ports[slave_id];
1022 ACTOR_STATE_CLR(port, AGGREGATION);
1023 port->selected = UNSELECTED;
1025 old_partner_state = port->partner_state;
1026 record_default(port);
1028 /* If partner timeout state changes then disable timer */
1029 if (!((old_partner_state ^ port->partner_state) &
1030 STATE_LACP_SHORT_TIMEOUT))
1031 timer_cancel(&port->current_while_timer);
1033 PARTNER_STATE_CLR(port, AGGREGATION);
1034 ACTOR_STATE_CLR(port, EXPIRED);
1036 /* flush rx/tx rings */
1037 while (rte_ring_dequeue(port->rx_ring, &pkt) == 0)
1038 rte_pktmbuf_free((struct rte_mbuf *)pkt);
1040 while (rte_ring_dequeue(port->tx_ring, &pkt) == 0)
1041 rte_pktmbuf_free((struct rte_mbuf *)pkt);
1046 bond_mode_8023ad_mac_address_update(struct rte_eth_dev *bond_dev)
1048 struct bond_dev_private *internals = bond_dev->data->dev_private;
1049 struct rte_ether_addr slave_addr;
1050 struct port *slave, *agg_slave;
1051 uint16_t slave_id, i, j;
1053 bond_mode_8023ad_stop(bond_dev);
1055 for (i = 0; i < internals->active_slave_count; i++) {
1056 slave_id = internals->active_slaves[i];
1057 slave = &bond_mode_8023ad_ports[slave_id];
1058 rte_eth_macaddr_get(slave_id, &slave_addr);
1060 if (rte_is_same_ether_addr(&slave_addr, &slave->actor.system))
1063 rte_ether_addr_copy(&slave_addr, &slave->actor.system);
1064 /* Do nothing if this port is not an aggregator. In other case
1065 * Set NTT flag on every port that use this aggregator. */
1066 if (slave->aggregator_port_id != slave_id)
1069 for (j = 0; j < internals->active_slave_count; j++) {
1070 agg_slave = &bond_mode_8023ad_ports[internals->active_slaves[j]];
1071 if (agg_slave->aggregator_port_id == slave_id)
1072 SM_FLAG_SET(agg_slave, NTT);
1076 if (bond_dev->data->dev_started)
1077 bond_mode_8023ad_start(bond_dev);
1081 bond_mode_8023ad_conf_get(struct rte_eth_dev *dev,
1082 struct rte_eth_bond_8023ad_conf *conf)
1084 struct bond_dev_private *internals = dev->data->dev_private;
1085 struct mode8023ad_private *mode4 = &internals->mode4;
1086 uint64_t ms_ticks = rte_get_tsc_hz() / 1000;
1088 conf->fast_periodic_ms = mode4->fast_periodic_timeout / ms_ticks;
1089 conf->slow_periodic_ms = mode4->slow_periodic_timeout / ms_ticks;
1090 conf->short_timeout_ms = mode4->short_timeout / ms_ticks;
1091 conf->long_timeout_ms = mode4->long_timeout / ms_ticks;
1092 conf->aggregate_wait_timeout_ms = mode4->aggregate_wait_timeout / ms_ticks;
1093 conf->tx_period_ms = mode4->tx_period_timeout / ms_ticks;
1094 conf->update_timeout_ms = mode4->update_timeout_us / 1000;
1095 conf->rx_marker_period_ms = mode4->rx_marker_timeout / ms_ticks;
1096 conf->slowrx_cb = mode4->slowrx_cb;
1097 conf->agg_selection = mode4->agg_selection;
1101 bond_mode_8023ad_conf_get_default(struct rte_eth_bond_8023ad_conf *conf)
1103 conf->fast_periodic_ms = BOND_8023AD_FAST_PERIODIC_MS;
1104 conf->slow_periodic_ms = BOND_8023AD_SLOW_PERIODIC_MS;
1105 conf->short_timeout_ms = BOND_8023AD_SHORT_TIMEOUT_MS;
1106 conf->long_timeout_ms = BOND_8023AD_LONG_TIMEOUT_MS;
1107 conf->aggregate_wait_timeout_ms = BOND_8023AD_AGGREGATE_WAIT_TIMEOUT_MS;
1108 conf->tx_period_ms = BOND_8023AD_TX_MACHINE_PERIOD_MS;
1109 conf->rx_marker_period_ms = BOND_8023AD_RX_MARKER_PERIOD_MS;
1110 conf->update_timeout_ms = BOND_MODE_8023AX_UPDATE_TIMEOUT_MS;
1111 conf->slowrx_cb = NULL;
1112 conf->agg_selection = AGG_STABLE;
1116 bond_mode_8023ad_conf_assign(struct mode8023ad_private *mode4,
1117 struct rte_eth_bond_8023ad_conf *conf)
1119 uint64_t ms_ticks = rte_get_tsc_hz() / 1000;
1121 mode4->fast_periodic_timeout = conf->fast_periodic_ms * ms_ticks;
1122 mode4->slow_periodic_timeout = conf->slow_periodic_ms * ms_ticks;
1123 mode4->short_timeout = conf->short_timeout_ms * ms_ticks;
1124 mode4->long_timeout = conf->long_timeout_ms * ms_ticks;
1125 mode4->aggregate_wait_timeout = conf->aggregate_wait_timeout_ms * ms_ticks;
1126 mode4->tx_period_timeout = conf->tx_period_ms * ms_ticks;
1127 mode4->rx_marker_timeout = conf->rx_marker_period_ms * ms_ticks;
1128 mode4->update_timeout_us = conf->update_timeout_ms * 1000;
1130 mode4->dedicated_queues.enabled = 0;
1131 mode4->dedicated_queues.rx_qid = UINT16_MAX;
1132 mode4->dedicated_queues.tx_qid = UINT16_MAX;
1136 bond_mode_8023ad_setup(struct rte_eth_dev *dev,
1137 struct rte_eth_bond_8023ad_conf *conf)
1139 struct rte_eth_bond_8023ad_conf def_conf;
1140 struct bond_dev_private *internals = dev->data->dev_private;
1141 struct mode8023ad_private *mode4 = &internals->mode4;
1145 bond_mode_8023ad_conf_get_default(conf);
1148 bond_mode_8023ad_stop(dev);
1149 bond_mode_8023ad_conf_assign(mode4, conf);
1150 mode4->slowrx_cb = conf->slowrx_cb;
1151 mode4->agg_selection = AGG_STABLE;
1153 if (dev->data->dev_started)
1154 bond_mode_8023ad_start(dev);
1158 bond_mode_8023ad_enable(struct rte_eth_dev *bond_dev)
1160 struct bond_dev_private *internals = bond_dev->data->dev_private;
1163 for (i = 0; i < internals->active_slave_count; i++)
1164 bond_mode_8023ad_activate_slave(bond_dev,
1165 internals->active_slaves[i]);
1171 bond_mode_8023ad_start(struct rte_eth_dev *bond_dev)
1173 struct bond_dev_private *internals = bond_dev->data->dev_private;
1174 struct mode8023ad_private *mode4 = &internals->mode4;
1175 static const uint64_t us = BOND_MODE_8023AX_UPDATE_TIMEOUT_MS * 1000;
1177 rte_eth_macaddr_get(internals->port_id, &mode4->mac_addr);
1178 if (mode4->slowrx_cb)
1179 return rte_eal_alarm_set(us, &bond_mode_8023ad_ext_periodic_cb,
1182 return rte_eal_alarm_set(us, &bond_mode_8023ad_periodic_cb, bond_dev);
1186 bond_mode_8023ad_stop(struct rte_eth_dev *bond_dev)
1188 struct bond_dev_private *internals = bond_dev->data->dev_private;
1189 struct mode8023ad_private *mode4 = &internals->mode4;
1191 if (mode4->slowrx_cb) {
1192 rte_eal_alarm_cancel(&bond_mode_8023ad_ext_periodic_cb,
1196 rte_eal_alarm_cancel(&bond_mode_8023ad_periodic_cb, bond_dev);
1200 bond_mode_8023ad_handle_slow_pkt(struct bond_dev_private *internals,
1201 uint16_t slave_id, struct rte_mbuf *pkt)
1203 struct mode8023ad_private *mode4 = &internals->mode4;
1204 struct port *port = &bond_mode_8023ad_ports[slave_id];
1205 struct marker_header *m_hdr;
1206 uint64_t marker_timer, old_marker_timer;
1208 uint8_t wrn, subtype;
1209 /* If packet is a marker, we send response now by reusing given packet
1210 * and update only source MAC, destination MAC is multicast so don't
1211 * update it. Other frames will be handled later by state machines */
1212 subtype = rte_pktmbuf_mtod(pkt,
1213 struct slow_protocol_frame *)->slow_protocol.subtype;
1215 if (subtype == SLOW_SUBTYPE_MARKER) {
1216 m_hdr = rte_pktmbuf_mtod(pkt, struct marker_header *);
1218 if (likely(m_hdr->marker.tlv_type_marker != MARKER_TLV_TYPE_INFO)) {
1219 wrn = WRN_UNKNOWN_MARKER_TYPE;
1223 /* Setup marker timer. Do it in loop in case concurrent access. */
1225 old_marker_timer = port->rx_marker_timer;
1226 if (!timer_is_expired(&old_marker_timer)) {
1227 wrn = WRN_RX_MARKER_TO_FAST;
1231 timer_set(&marker_timer, mode4->rx_marker_timeout);
1232 retval = rte_atomic64_cmpset(&port->rx_marker_timer,
1233 old_marker_timer, marker_timer);
1234 } while (unlikely(retval == 0));
1236 m_hdr->marker.tlv_type_marker = MARKER_TLV_TYPE_RESP;
1237 rte_eth_macaddr_get(slave_id, &m_hdr->eth_hdr.s_addr);
1239 if (internals->mode4.dedicated_queues.enabled == 0) {
1240 int retval = rte_ring_enqueue(port->tx_ring, pkt);
1243 port->rx_marker_timer = 0;
1244 wrn = WRN_TX_QUEUE_FULL;
1248 /* Send packet directly to the slow queue */
1249 uint16_t tx_count = rte_eth_tx_burst(slave_id,
1250 internals->mode4.dedicated_queues.tx_qid,
1252 if (tx_count != 1) {
1254 port->rx_marker_timer = 0;
1255 wrn = WRN_TX_QUEUE_FULL;
1259 } else if (likely(subtype == SLOW_SUBTYPE_LACP)) {
1260 if (internals->mode4.dedicated_queues.enabled == 0) {
1261 int retval = rte_ring_enqueue(port->rx_ring, pkt);
1263 /* If RX fing full free lacpdu message and drop packet */
1264 wrn = WRN_RX_QUEUE_FULL;
1268 rx_machine_update(internals, slave_id, pkt);
1270 wrn = WRN_UNKNOWN_SLOW_TYPE;
1277 set_warning_flags(port, wrn);
1278 rte_pktmbuf_free(pkt);
1282 rte_eth_bond_8023ad_conf_get(uint16_t port_id,
1283 struct rte_eth_bond_8023ad_conf *conf)
1285 struct rte_eth_dev *bond_dev;
1287 if (valid_bonded_port_id(port_id) != 0)
1293 bond_dev = &rte_eth_devices[port_id];
1294 bond_mode_8023ad_conf_get(bond_dev, conf);
1299 rte_eth_bond_8023ad_agg_selection_set(uint16_t port_id,
1300 enum rte_bond_8023ad_agg_selection agg_selection)
1302 struct rte_eth_dev *bond_dev;
1303 struct bond_dev_private *internals;
1304 struct mode8023ad_private *mode4;
1306 bond_dev = &rte_eth_devices[port_id];
1307 internals = bond_dev->data->dev_private;
1309 if (valid_bonded_port_id(port_id) != 0)
1311 if (internals->mode != 4)
1314 mode4 = &internals->mode4;
1315 if (agg_selection == AGG_COUNT || agg_selection == AGG_BANDWIDTH
1316 || agg_selection == AGG_STABLE)
1317 mode4->agg_selection = agg_selection;
1321 int rte_eth_bond_8023ad_agg_selection_get(uint16_t port_id)
1323 struct rte_eth_dev *bond_dev;
1324 struct bond_dev_private *internals;
1325 struct mode8023ad_private *mode4;
1327 bond_dev = &rte_eth_devices[port_id];
1328 internals = bond_dev->data->dev_private;
1330 if (valid_bonded_port_id(port_id) != 0)
1332 if (internals->mode != 4)
1334 mode4 = &internals->mode4;
1336 return mode4->agg_selection;
1342 bond_8023ad_setup_validate(uint16_t port_id,
1343 struct rte_eth_bond_8023ad_conf *conf)
1345 if (valid_bonded_port_id(port_id) != 0)
1349 /* Basic sanity check */
1350 if (conf->slow_periodic_ms == 0 ||
1351 conf->fast_periodic_ms >= conf->slow_periodic_ms ||
1352 conf->long_timeout_ms == 0 ||
1353 conf->short_timeout_ms >= conf->long_timeout_ms ||
1354 conf->aggregate_wait_timeout_ms == 0 ||
1355 conf->tx_period_ms == 0 ||
1356 conf->rx_marker_period_ms == 0 ||
1357 conf->update_timeout_ms == 0) {
1358 RTE_BOND_LOG(ERR, "given mode 4 configuration is invalid");
1368 rte_eth_bond_8023ad_setup(uint16_t port_id,
1369 struct rte_eth_bond_8023ad_conf *conf)
1371 struct rte_eth_dev *bond_dev;
1374 err = bond_8023ad_setup_validate(port_id, conf);
1378 bond_dev = &rte_eth_devices[port_id];
1379 bond_mode_8023ad_setup(bond_dev, conf);
1389 rte_eth_bond_8023ad_slave_info(uint16_t port_id, uint16_t slave_id,
1390 struct rte_eth_bond_8023ad_slave_info *info)
1392 struct rte_eth_dev *bond_dev;
1393 struct bond_dev_private *internals;
1396 if (info == NULL || valid_bonded_port_id(port_id) != 0 ||
1397 rte_eth_bond_mode_get(port_id) != BONDING_MODE_8023AD)
1400 bond_dev = &rte_eth_devices[port_id];
1402 internals = bond_dev->data->dev_private;
1403 if (find_slave_by_id(internals->active_slaves,
1404 internals->active_slave_count, slave_id) ==
1405 internals->active_slave_count)
1408 port = &bond_mode_8023ad_ports[slave_id];
1409 info->selected = port->selected;
1411 info->actor_state = port->actor_state;
1412 rte_memcpy(&info->actor, &port->actor, sizeof(port->actor));
1414 info->partner_state = port->partner_state;
1415 rte_memcpy(&info->partner, &port->partner, sizeof(port->partner));
1417 info->agg_port_id = port->aggregator_port_id;
1422 bond_8023ad_ext_validate(uint16_t port_id, uint16_t slave_id)
1424 struct rte_eth_dev *bond_dev;
1425 struct bond_dev_private *internals;
1426 struct mode8023ad_private *mode4;
1428 if (rte_eth_bond_mode_get(port_id) != BONDING_MODE_8023AD)
1431 bond_dev = &rte_eth_devices[port_id];
1433 if (!bond_dev->data->dev_started)
1436 internals = bond_dev->data->dev_private;
1437 if (find_slave_by_id(internals->active_slaves,
1438 internals->active_slave_count, slave_id) ==
1439 internals->active_slave_count)
1442 mode4 = &internals->mode4;
1443 if (mode4->slowrx_cb == NULL)
1450 rte_eth_bond_8023ad_ext_collect(uint16_t port_id, uint16_t slave_id,
1456 res = bond_8023ad_ext_validate(port_id, slave_id);
1460 port = &bond_mode_8023ad_ports[slave_id];
1463 ACTOR_STATE_SET(port, COLLECTING);
1465 ACTOR_STATE_CLR(port, COLLECTING);
1471 rte_eth_bond_8023ad_ext_distrib(uint16_t port_id, uint16_t slave_id,
1477 res = bond_8023ad_ext_validate(port_id, slave_id);
1481 port = &bond_mode_8023ad_ports[slave_id];
1484 ACTOR_STATE_SET(port, DISTRIBUTING);
1486 ACTOR_STATE_CLR(port, DISTRIBUTING);
1492 rte_eth_bond_8023ad_ext_distrib_get(uint16_t port_id, uint16_t slave_id)
1497 err = bond_8023ad_ext_validate(port_id, slave_id);
1501 port = &bond_mode_8023ad_ports[slave_id];
1502 return ACTOR_STATE(port, DISTRIBUTING);
1506 rte_eth_bond_8023ad_ext_collect_get(uint16_t port_id, uint16_t slave_id)
1511 err = bond_8023ad_ext_validate(port_id, slave_id);
1515 port = &bond_mode_8023ad_ports[slave_id];
1516 return ACTOR_STATE(port, COLLECTING);
1520 rte_eth_bond_8023ad_ext_slowtx(uint16_t port_id, uint16_t slave_id,
1521 struct rte_mbuf *lacp_pkt)
1526 res = bond_8023ad_ext_validate(port_id, slave_id);
1530 port = &bond_mode_8023ad_ports[slave_id];
1532 if (rte_pktmbuf_pkt_len(lacp_pkt) < sizeof(struct lacpdu_header))
1535 struct lacpdu_header *lacp;
1537 /* only enqueue LACPDUs */
1538 lacp = rte_pktmbuf_mtod(lacp_pkt, struct lacpdu_header *);
1539 if (lacp->lacpdu.subtype != SLOW_SUBTYPE_LACP)
1542 MODE4_DEBUG("sending LACP frame\n");
1544 return rte_ring_enqueue(port->tx_ring, lacp_pkt);
1548 bond_mode_8023ad_ext_periodic_cb(void *arg)
1550 struct rte_eth_dev *bond_dev = arg;
1551 struct bond_dev_private *internals = bond_dev->data->dev_private;
1552 struct mode8023ad_private *mode4 = &internals->mode4;
1555 uint16_t i, slave_id;
1557 for (i = 0; i < internals->active_slave_count; i++) {
1558 slave_id = internals->active_slaves[i];
1559 port = &bond_mode_8023ad_ports[slave_id];
1561 if (rte_ring_dequeue(port->rx_ring, &pkt) == 0) {
1562 struct rte_mbuf *lacp_pkt = pkt;
1563 struct lacpdu_header *lacp;
1565 lacp = rte_pktmbuf_mtod(lacp_pkt,
1566 struct lacpdu_header *);
1567 RTE_VERIFY(lacp->lacpdu.subtype == SLOW_SUBTYPE_LACP);
1569 /* This is LACP frame so pass it to rx callback.
1570 * Callback is responsible for freeing mbuf.
1572 mode4->slowrx_cb(slave_id, lacp_pkt);
1576 rte_eal_alarm_set(internals->mode4.update_timeout_us,
1577 bond_mode_8023ad_ext_periodic_cb, arg);
1581 rte_eth_bond_8023ad_dedicated_queues_enable(uint16_t port)
1584 struct rte_eth_dev *dev = &rte_eth_devices[port];
1585 struct bond_dev_private *internals = (struct bond_dev_private *)
1586 dev->data->dev_private;
1588 if (check_for_bonded_ethdev(dev) != 0)
1591 if (bond_8023ad_slow_pkt_hw_filter_supported(port) != 0)
1594 /* Device must be stopped to set up slow queue */
1595 if (dev->data->dev_started)
1598 internals->mode4.dedicated_queues.enabled = 1;
1600 bond_ethdev_mode_set(dev, internals->mode);
1605 rte_eth_bond_8023ad_dedicated_queues_disable(uint16_t port)
1608 struct rte_eth_dev *dev = &rte_eth_devices[port];
1609 struct bond_dev_private *internals = (struct bond_dev_private *)
1610 dev->data->dev_private;
1612 if (check_for_bonded_ethdev(dev) != 0)
1615 /* Device must be stopped to set up slow queue */
1616 if (dev->data->dev_started)
1619 internals->mode4.dedicated_queues.enabled = 0;
1621 bond_ethdev_mode_set(dev, internals->mode);