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38 #include <rte_alarm.h>
39 #include <rte_malloc.h>
40 #include <rte_errno.h>
41 #include <rte_cycles.h>
42 #include <rte_compat.h>
44 #include "rte_eth_bond_private.h"
46 static void bond_mode_8023ad_ext_periodic_cb(void *arg);
48 #ifdef RTE_LIBRTE_BOND_DEBUG_8023AD
49 #define MODE4_DEBUG(fmt, ...) RTE_LOG(DEBUG, PMD, "%6u [Port %u: %s] " fmt, \
50 bond_dbg_get_time_diff_ms(), slave_id, \
51 __func__, ##__VA_ARGS__)
53 static uint64_t start_time;
56 bond_dbg_get_time_diff_ms(void)
64 return ((now - start_time) * 1000) / rte_get_tsc_hz();
68 bond_print_lacp(struct lacpdu *l)
72 char a_state[256] = { 0 };
73 char p_state[256] = { 0 };
75 static const char * const state_labels[] = {
76 "ACT", "TIMEOUT", "AGG", "SYNC", "COL", "DIST", "DEF", "EXP"
84 addr = l->actor.port_params.system.addr_bytes;
85 snprintf(a_address, sizeof(a_address), "%02X:%02X:%02X:%02X:%02X:%02X",
86 addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]);
88 addr = l->partner.port_params.system.addr_bytes;
89 snprintf(p_address, sizeof(p_address), "%02X:%02X:%02X:%02X:%02X:%02X",
90 addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]);
92 for (i = 0; i < 8; i++) {
93 if ((l->actor.state >> i) & 1) {
94 a_len += snprintf(&a_state[a_len], RTE_DIM(a_state) - a_len, "%s ",
98 if ((l->partner.state >> i) & 1) {
99 p_len += snprintf(&p_state[p_len], RTE_DIM(p_state) - p_len, "%s ",
104 if (a_len && a_state[a_len-1] == ' ')
105 a_state[a_len-1] = '\0';
107 if (p_len && p_state[p_len-1] == ' ')
108 p_state[p_len-1] = '\0';
110 RTE_LOG(DEBUG, PMD, "LACP: {\n"\
113 " actor={ tlv=%02X, len=%02X\n"\
114 " pri=%04X, system=%s, key=%04X, p_pri=%04X p_num=%04X\n"\
117 " partner={ tlv=%02X, len=%02X\n"\
118 " pri=%04X, system=%s, key=%04X, p_pri=%04X p_num=%04X\n"\
121 " collector={info=%02X, length=%02X, max_delay=%04X\n, " \
122 "type_term=%02X, terminator_length = %02X}\n",\
125 l->actor.tlv_type_info,\
126 l->actor.info_length,\
127 l->actor.port_params.system_priority,\
129 l->actor.port_params.key,\
130 l->actor.port_params.port_priority,\
131 l->actor.port_params.port_number,\
133 l->partner.tlv_type_info,\
134 l->partner.info_length,\
135 l->partner.port_params.system_priority,\
137 l->partner.port_params.key,\
138 l->partner.port_params.port_priority,\
139 l->partner.port_params.port_number,\
141 l->tlv_type_collector_info,\
142 l->collector_info_length,\
143 l->collector_max_delay,\
144 l->tlv_type_terminator,\
145 l->terminator_length);
148 #define BOND_PRINT_LACP(lacpdu) bond_print_lacp(lacpdu)
150 #define BOND_PRINT_LACP(lacpdu) do { } while (0)
151 #define MODE4_DEBUG(fmt, ...) do { } while (0)
154 static const struct ether_addr lacp_mac_addr = {
155 .addr_bytes = { 0x01, 0x80, 0xC2, 0x00, 0x00, 0x02 }
158 struct port mode_8023ad_ports[RTE_MAX_ETHPORTS];
161 timer_cancel(uint64_t *timer)
167 timer_set(uint64_t *timer, uint64_t timeout)
169 *timer = rte_rdtsc() + timeout;
172 /* Forces given timer to be in expired state. */
174 timer_force_expired(uint64_t *timer)
176 *timer = rte_rdtsc();
180 timer_is_stopped(uint64_t *timer)
186 timer_is_expired(uint64_t *timer)
188 return *timer < rte_rdtsc();
191 /* Timer is in running state if it is not stopped nor expired */
193 timer_is_running(uint64_t *timer)
195 return !timer_is_stopped(timer) && !timer_is_expired(timer);
199 set_warning_flags(struct port *port, uint16_t flags)
203 uint16_t new_flag = 0;
206 old = port->warnings_to_show;
207 new_flag = old | flags;
208 retval = rte_atomic16_cmpset(&port->warnings_to_show, old, new_flag);
209 } while (unlikely(retval == 0));
213 show_warnings(uint8_t slave_id)
215 struct port *port = &mode_8023ad_ports[slave_id];
219 warnings = port->warnings_to_show;
220 } while (rte_atomic16_cmpset(&port->warnings_to_show, warnings, 0) == 0);
225 if (!timer_is_expired(&port->warning_timer))
229 timer_set(&port->warning_timer, BOND_8023AD_WARNINGS_PERIOD_MS *
230 rte_get_tsc_hz() / 1000);
232 if (warnings & WRN_RX_QUEUE_FULL) {
234 "Slave %u: failed to enqueue LACP packet into RX ring.\n"
235 "Receive and transmit functions must be invoked on bonded\n"
236 "interface at least 10 times per second or LACP will not\n"
237 "work correctly\n", slave_id);
240 if (warnings & WRN_TX_QUEUE_FULL) {
242 "Slave %u: failed to enqueue LACP packet into TX ring.\n"
243 "Receive and transmit functions must be invoked on bonded\n"
244 "interface at least 10 times per second or LACP will not\n"
245 "work correctly\n", slave_id);
248 if (warnings & WRN_RX_MARKER_TO_FAST)
249 RTE_LOG(INFO, PMD, "Slave %u: marker to early - ignoring.\n", slave_id);
251 if (warnings & WRN_UNKNOWN_SLOW_TYPE) {
253 "Slave %u: ignoring unknown slow protocol frame type", slave_id);
256 if (warnings & WRN_UNKNOWN_MARKER_TYPE)
257 RTE_LOG(INFO, PMD, "Slave %u: ignoring unknown marker type", slave_id);
259 if (warnings & WRN_NOT_LACP_CAPABLE)
260 MODE4_DEBUG("Port %u is not LACP capable!\n", slave_id);
264 record_default(struct port *port)
266 /* Record default parameters for partner. Partner admin parameters
267 * are not implemented so set them to arbitrary default (last known) and
268 * mark actor that parner is in defaulted state. */
269 port->partner_state = STATE_LACP_ACTIVE;
270 ACTOR_STATE_SET(port, DEFAULTED);
273 /** Function handles rx state machine.
275 * This function implements Receive State Machine from point 5.4.12 in
276 * 802.1AX documentation. It should be called periodically.
278 * @param lacpdu LACPDU received.
279 * @param port Port on which LACPDU was received.
282 rx_machine(struct bond_dev_private *internals, uint8_t slave_id,
285 struct port *agg, *port = &mode_8023ad_ports[slave_id];
288 if (SM_FLAG(port, BEGIN)) {
289 /* Initialize stuff */
290 MODE4_DEBUG("-> INITIALIZE\n");
291 SM_FLAG_CLR(port, MOVED);
292 port->selected = UNSELECTED;
294 record_default(port);
296 ACTOR_STATE_CLR(port, EXPIRED);
297 timer_cancel(&port->current_while_timer);
299 /* DISABLED: On initialization partner is out of sync */
300 PARTNER_STATE_CLR(port, SYNCHRONIZATION);
302 /* LACP DISABLED stuff if LACP not enabled on this port */
303 if (!SM_FLAG(port, LACP_ENABLED))
304 PARTNER_STATE_CLR(port, AGGREGATION);
306 PARTNER_STATE_SET(port, AGGREGATION);
309 if (!SM_FLAG(port, LACP_ENABLED)) {
310 /* Update parameters only if state changed */
311 if (!timer_is_stopped(&port->current_while_timer)) {
312 port->selected = UNSELECTED;
313 record_default(port);
314 PARTNER_STATE_CLR(port, AGGREGATION);
315 ACTOR_STATE_CLR(port, EXPIRED);
316 timer_cancel(&port->current_while_timer);
322 MODE4_DEBUG("LACP -> CURRENT\n");
323 BOND_PRINT_LACP(lacp);
324 /* Update selected flag. If partner parameters are defaulted assume they
325 * are match. If not defaulted compare LACP actor with ports parner
327 if (!ACTOR_STATE(port, DEFAULTED) &&
328 (ACTOR_STATE(port, AGGREGATION) != PARTNER_STATE(port, AGGREGATION)
329 || memcmp(&port->partner, &lacp->actor.port_params,
330 sizeof(port->partner)) != 0)) {
331 MODE4_DEBUG("selected <- UNSELECTED\n");
332 port->selected = UNSELECTED;
335 /* Record this PDU actor params as partner params */
336 memcpy(&port->partner, &lacp->actor.port_params,
337 sizeof(struct port_params));
338 port->partner_state = lacp->actor.state;
340 /* Partner parameters are not defaulted any more */
341 ACTOR_STATE_CLR(port, DEFAULTED);
343 /* If LACP partner params match this port actor params */
344 agg = &mode_8023ad_ports[port->aggregator_port_id];
345 bool match = port->actor.system_priority ==
346 lacp->partner.port_params.system_priority &&
347 is_same_ether_addr(&agg->actor.system,
348 &lacp->partner.port_params.system) &&
349 port->actor.port_priority ==
350 lacp->partner.port_params.port_priority &&
351 port->actor.port_number ==
352 lacp->partner.port_params.port_number;
354 /* Update NTT if partners information are outdated (xored and masked
356 uint8_t state_mask = STATE_LACP_ACTIVE | STATE_LACP_SHORT_TIMEOUT |
357 STATE_SYNCHRONIZATION | STATE_AGGREGATION;
359 if (((port->actor_state ^ lacp->partner.state) & state_mask) ||
361 SM_FLAG_SET(port, NTT);
364 /* If LACP partner params match this port actor params */
365 if (match == true && ACTOR_STATE(port, AGGREGATION) ==
366 PARTNER_STATE(port, AGGREGATION))
367 PARTNER_STATE_SET(port, SYNCHRONIZATION);
368 else if (!PARTNER_STATE(port, AGGREGATION) && ACTOR_STATE(port,
370 PARTNER_STATE_SET(port, SYNCHRONIZATION);
372 PARTNER_STATE_CLR(port, SYNCHRONIZATION);
374 if (ACTOR_STATE(port, LACP_SHORT_TIMEOUT))
375 timeout = internals->mode4.short_timeout;
377 timeout = internals->mode4.long_timeout;
379 timer_set(&port->current_while_timer, timeout);
380 ACTOR_STATE_CLR(port, EXPIRED);
381 return; /* No state change */
384 /* If CURRENT state timer is not running (stopped or expired)
385 * transit to EXPIRED state from DISABLED or CURRENT */
386 if (!timer_is_running(&port->current_while_timer)) {
387 ACTOR_STATE_SET(port, EXPIRED);
388 PARTNER_STATE_CLR(port, SYNCHRONIZATION);
389 PARTNER_STATE_SET(port, LACP_SHORT_TIMEOUT);
390 timer_set(&port->current_while_timer, internals->mode4.short_timeout);
395 * Function handles periodic tx state machine.
397 * Function implements Periodic Transmission state machine from point 5.4.13
398 * in 802.1AX documentation. It should be called periodically.
400 * @param port Port to handle state machine.
403 periodic_machine(struct bond_dev_private *internals, uint8_t slave_id)
405 struct port *port = &mode_8023ad_ports[slave_id];
406 /* Calculate if either site is LACP enabled */
408 uint8_t active = ACTOR_STATE(port, LACP_ACTIVE) ||
409 PARTNER_STATE(port, LACP_ACTIVE);
411 uint8_t is_partner_fast, was_partner_fast;
412 /* No periodic is on BEGIN, LACP DISABLE or when both sides are pasive */
413 if (SM_FLAG(port, BEGIN) || !SM_FLAG(port, LACP_ENABLED) || !active) {
414 timer_cancel(&port->periodic_timer);
415 timer_force_expired(&port->tx_machine_timer);
416 SM_FLAG_CLR(port, PARTNER_SHORT_TIMEOUT);
418 MODE4_DEBUG("-> NO_PERIODIC ( %s%s%s)\n",
419 SM_FLAG(port, BEGIN) ? "begind " : "",
420 SM_FLAG(port, LACP_ENABLED) ? "" : "LACP disabled ",
421 active ? "LACP active " : "LACP pasive ");
425 is_partner_fast = PARTNER_STATE(port, LACP_SHORT_TIMEOUT);
426 was_partner_fast = SM_FLAG(port, PARTNER_SHORT_TIMEOUT);
428 /* If periodic timer is not started, transit from NO PERIODIC to FAST/SLOW.
429 * Other case: check if timer expire or partners settings changed. */
430 if (!timer_is_stopped(&port->periodic_timer)) {
431 if (timer_is_expired(&port->periodic_timer)) {
432 SM_FLAG_SET(port, NTT);
433 } else if (is_partner_fast != was_partner_fast) {
434 /* Partners timeout was slow and now it is fast -> send LACP.
435 * In other case (was fast and now it is slow) just switch
436 * timeout to slow without forcing send of LACP (because standard
438 if (!is_partner_fast)
439 SM_FLAG_SET(port, NTT);
441 return; /* Nothing changed */
444 /* Handle state transition to FAST/SLOW LACP timeout */
445 if (is_partner_fast) {
446 timeout = internals->mode4.fast_periodic_timeout;
447 SM_FLAG_SET(port, PARTNER_SHORT_TIMEOUT);
449 timeout = internals->mode4.slow_periodic_timeout;
450 SM_FLAG_CLR(port, PARTNER_SHORT_TIMEOUT);
453 timer_set(&port->periodic_timer, timeout);
457 * Function handles mux state machine.
459 * Function implements Mux Machine from point 5.4.15 in 802.1AX documentation.
460 * It should be called periodically.
462 * @param port Port to handle state machine.
465 mux_machine(struct bond_dev_private *internals, uint8_t slave_id)
467 struct port *port = &mode_8023ad_ports[slave_id];
469 /* Save current state for later use */
470 const uint8_t state_mask = STATE_SYNCHRONIZATION | STATE_DISTRIBUTING |
473 /* Enter DETACHED state on BEGIN condition or from any other state if
474 * port was unselected */
475 if (SM_FLAG(port, BEGIN) ||
476 port->selected == UNSELECTED || (port->selected == STANDBY &&
477 (port->actor_state & state_mask) != 0)) {
478 /* detach mux from aggregator */
479 port->actor_state &= ~state_mask;
480 /* Set ntt to true if BEGIN condition or transition from any other state
481 * which is indicated that wait_while_timer was started */
482 if (SM_FLAG(port, BEGIN) ||
483 !timer_is_stopped(&port->wait_while_timer)) {
484 SM_FLAG_SET(port, NTT);
485 MODE4_DEBUG("-> DETACHED\n");
487 timer_cancel(&port->wait_while_timer);
490 if (timer_is_stopped(&port->wait_while_timer)) {
491 if (port->selected == SELECTED || port->selected == STANDBY) {
492 timer_set(&port->wait_while_timer,
493 internals->mode4.aggregate_wait_timeout);
495 MODE4_DEBUG("DETACHED -> WAITING\n");
497 /* Waiting state entered */
501 /* Transit next state if port is ready */
502 if (!timer_is_expired(&port->wait_while_timer))
505 if ((ACTOR_STATE(port, DISTRIBUTING) || ACTOR_STATE(port, COLLECTING)) &&
506 !PARTNER_STATE(port, SYNCHRONIZATION)) {
507 /* If in COLLECTING or DISTRIBUTING state and partner becomes out of
508 * sync transit to ATACHED state. */
509 ACTOR_STATE_CLR(port, DISTRIBUTING);
510 ACTOR_STATE_CLR(port, COLLECTING);
511 /* Clear actor sync to activate transit ATACHED in condition bellow */
512 ACTOR_STATE_CLR(port, SYNCHRONIZATION);
513 MODE4_DEBUG("Out of sync -> ATTACHED\n");
516 if (!ACTOR_STATE(port, SYNCHRONIZATION)) {
517 /* attach mux to aggregator */
518 RTE_ASSERT((port->actor_state & (STATE_COLLECTING |
519 STATE_DISTRIBUTING)) == 0);
521 ACTOR_STATE_SET(port, SYNCHRONIZATION);
522 SM_FLAG_SET(port, NTT);
523 MODE4_DEBUG("ATTACHED Entered\n");
524 } else if (!ACTOR_STATE(port, COLLECTING)) {
525 /* Start collecting if in sync */
526 if (PARTNER_STATE(port, SYNCHRONIZATION)) {
527 MODE4_DEBUG("ATTACHED -> COLLECTING\n");
528 ACTOR_STATE_SET(port, COLLECTING);
529 SM_FLAG_SET(port, NTT);
531 } else if (ACTOR_STATE(port, COLLECTING)) {
532 /* Check if partner is in COLLECTING state. If so this port can
533 * distribute frames to it */
534 if (!ACTOR_STATE(port, DISTRIBUTING)) {
535 if (PARTNER_STATE(port, COLLECTING)) {
536 /* Enable DISTRIBUTING if partner is collecting */
537 ACTOR_STATE_SET(port, DISTRIBUTING);
538 SM_FLAG_SET(port, NTT);
539 MODE4_DEBUG("COLLECTING -> DISTRIBUTING\n");
541 "Bond %u: slave id %u distributing started.\n",
542 internals->port_id, slave_id);
545 if (!PARTNER_STATE(port, COLLECTING)) {
546 /* Disable DISTRIBUTING (enter COLLECTING state) if partner
547 * is not collecting */
548 ACTOR_STATE_CLR(port, DISTRIBUTING);
549 SM_FLAG_SET(port, NTT);
550 MODE4_DEBUG("DISTRIBUTING -> COLLECTING\n");
552 "Bond %u: slave id %u distributing stopped.\n",
553 internals->port_id, slave_id);
560 * Function handles transmit state machine.
562 * Function implements Transmit Machine from point 5.4.16 in 802.1AX
568 tx_machine(struct bond_dev_private *internals, uint8_t slave_id)
570 struct port *agg, *port = &mode_8023ad_ports[slave_id];
572 struct rte_mbuf *lacp_pkt = NULL;
573 struct lacpdu_header *hdr;
574 struct lacpdu *lacpdu;
576 /* If periodic timer is not running periodic machine is in NO PERIODIC and
577 * according to 802.3ax standard tx machine should not transmit any frames
578 * and set ntt to false. */
579 if (timer_is_stopped(&port->periodic_timer))
580 SM_FLAG_CLR(port, NTT);
582 if (!SM_FLAG(port, NTT))
585 if (!timer_is_expired(&port->tx_machine_timer))
588 lacp_pkt = rte_pktmbuf_alloc(port->mbuf_pool);
589 if (lacp_pkt == NULL) {
590 RTE_LOG(ERR, PMD, "Failed to allocate LACP packet from pool\n");
594 lacp_pkt->data_len = sizeof(*hdr);
595 lacp_pkt->pkt_len = sizeof(*hdr);
597 hdr = rte_pktmbuf_mtod(lacp_pkt, struct lacpdu_header *);
599 /* Source and destination MAC */
600 ether_addr_copy(&lacp_mac_addr, &hdr->eth_hdr.d_addr);
601 rte_eth_macaddr_get(slave_id, &hdr->eth_hdr.s_addr);
602 hdr->eth_hdr.ether_type = rte_cpu_to_be_16(ETHER_TYPE_SLOW);
604 lacpdu = &hdr->lacpdu;
605 memset(lacpdu, 0, sizeof(*lacpdu));
607 /* Initialize LACP part */
608 lacpdu->subtype = SLOW_SUBTYPE_LACP;
609 lacpdu->version_number = 1;
612 lacpdu->actor.tlv_type_info = TLV_TYPE_ACTOR_INFORMATION;
613 lacpdu->actor.info_length = sizeof(struct lacpdu_actor_partner_params);
614 memcpy(&hdr->lacpdu.actor.port_params, &port->actor,
615 sizeof(port->actor));
616 agg = &mode_8023ad_ports[port->aggregator_port_id];
617 ether_addr_copy(&agg->actor.system, &hdr->lacpdu.actor.port_params.system);
618 lacpdu->actor.state = port->actor_state;
621 lacpdu->partner.tlv_type_info = TLV_TYPE_PARTNER_INFORMATION;
622 lacpdu->partner.info_length = sizeof(struct lacpdu_actor_partner_params);
623 memcpy(&lacpdu->partner.port_params, &port->partner,
624 sizeof(struct port_params));
625 lacpdu->partner.state = port->partner_state;
628 lacpdu->tlv_type_collector_info = TLV_TYPE_COLLECTOR_INFORMATION;
629 lacpdu->collector_info_length = 0x10;
630 lacpdu->collector_max_delay = 0;
632 lacpdu->tlv_type_terminator = TLV_TYPE_TERMINATOR_INFORMATION;
633 lacpdu->terminator_length = 0;
635 if (rte_ring_enqueue(port->tx_ring, lacp_pkt) == -ENOBUFS) {
636 /* If TX ring full, drop packet and free message. Retransmission
637 * will happen in next function call. */
638 rte_pktmbuf_free(lacp_pkt);
639 set_warning_flags(port, WRN_TX_QUEUE_FULL);
643 MODE4_DEBUG("sending LACP frame\n");
644 BOND_PRINT_LACP(lacpdu);
646 timer_set(&port->tx_machine_timer, internals->mode4.tx_period_timeout);
647 SM_FLAG_CLR(port, NTT);
651 * Function assigns port to aggregator.
653 * @param bond_dev_private Pointer to bond_dev_private structure.
654 * @param port_pos Port to assign.
657 selection_logic(struct bond_dev_private *internals, uint8_t slave_id)
659 struct port *agg, *port;
660 uint8_t slaves_count, new_agg_id, i;
663 slaves = internals->active_slaves;
664 slaves_count = internals->active_slave_count;
665 port = &mode_8023ad_ports[slave_id];
667 /* Search for aggregator suitable for this port */
668 for (i = 0; i < slaves_count; ++i) {
669 agg = &mode_8023ad_ports[slaves[i]];
670 /* Skip ports that are not aggreagators */
671 if (agg->aggregator_port_id != slaves[i])
674 /* Actors system ID is not checked since all slave device have the same
675 * ID (MAC address). */
676 if ((agg->actor.key == port->actor.key &&
677 agg->partner.system_priority == port->partner.system_priority &&
678 is_same_ether_addr(&agg->partner.system, &port->partner.system) == 1
679 && (agg->partner.key == port->partner.key)) &&
680 is_zero_ether_addr(&port->partner.system) != 1 &&
682 rte_cpu_to_be_16(BOND_LINK_FULL_DUPLEX_KEY)) != 0) {
688 /* By default, port uses it self as agregator */
689 if (i == slaves_count)
690 new_agg_id = slave_id;
692 new_agg_id = slaves[i];
694 if (new_agg_id != port->aggregator_port_id) {
695 port->aggregator_port_id = new_agg_id;
697 MODE4_DEBUG("-> SELECTED: ID=%3u\n"
698 "\t%s aggregator ID=%3u\n",
699 port->aggregator_port_id,
700 port->aggregator_port_id == slave_id ?
701 "aggregator not found, using default" : "aggregator found",
702 port->aggregator_port_id);
705 port->selected = SELECTED;
708 /* Function maps DPDK speed to bonding speed stored in key field */
710 link_speed_key(uint16_t speed) {
714 case ETH_SPEED_NUM_NONE:
717 case ETH_SPEED_NUM_10M:
718 key_speed = BOND_LINK_SPEED_KEY_10M;
720 case ETH_SPEED_NUM_100M:
721 key_speed = BOND_LINK_SPEED_KEY_100M;
723 case ETH_SPEED_NUM_1G:
724 key_speed = BOND_LINK_SPEED_KEY_1000M;
726 case ETH_SPEED_NUM_10G:
727 key_speed = BOND_LINK_SPEED_KEY_10G;
729 case ETH_SPEED_NUM_20G:
730 key_speed = BOND_LINK_SPEED_KEY_20G;
732 case ETH_SPEED_NUM_40G:
733 key_speed = BOND_LINK_SPEED_KEY_40G;
744 bond_mode_8023ad_periodic_cb(void *arg)
746 struct rte_eth_dev *bond_dev = arg;
747 struct bond_dev_private *internals = bond_dev->data->dev_private;
749 struct rte_eth_link link_info;
750 struct ether_addr slave_addr;
756 /* Update link status on each port */
757 for (i = 0; i < internals->active_slave_count; i++) {
760 slave_id = internals->active_slaves[i];
761 rte_eth_link_get(slave_id, &link_info);
762 rte_eth_macaddr_get(slave_id, &slave_addr);
764 if (link_info.link_status != 0) {
765 key = link_speed_key(link_info.link_speed) << 1;
766 if (link_info.link_duplex == ETH_LINK_FULL_DUPLEX)
767 key |= BOND_LINK_FULL_DUPLEX_KEY;
771 port = &mode_8023ad_ports[slave_id];
773 key = rte_cpu_to_be_16(key);
774 if (key != port->actor.key) {
775 if (!(key & rte_cpu_to_be_16(BOND_LINK_FULL_DUPLEX_KEY)))
776 set_warning_flags(port, WRN_NOT_LACP_CAPABLE);
778 port->actor.key = key;
779 SM_FLAG_SET(port, NTT);
782 if (!is_same_ether_addr(&port->actor.system, &slave_addr)) {
783 ether_addr_copy(&slave_addr, &port->actor.system);
784 if (port->aggregator_port_id == slave_id)
785 SM_FLAG_SET(port, NTT);
789 for (i = 0; i < internals->active_slave_count; i++) {
790 slave_id = internals->active_slaves[i];
791 port = &mode_8023ad_ports[slave_id];
793 if ((port->actor.key &
794 rte_cpu_to_be_16(BOND_LINK_FULL_DUPLEX_KEY)) == 0) {
796 SM_FLAG_SET(port, BEGIN);
798 /* LACP is disabled on half duples or link is down */
799 if (SM_FLAG(port, LACP_ENABLED)) {
800 /* If port was enabled set it to BEGIN state */
801 SM_FLAG_CLR(port, LACP_ENABLED);
802 ACTOR_STATE_CLR(port, DISTRIBUTING);
803 ACTOR_STATE_CLR(port, COLLECTING);
806 /* Skip this port processing */
810 SM_FLAG_SET(port, LACP_ENABLED);
812 /* Find LACP packet to this port. Do not check subtype, it is done in
813 * function that queued packet */
814 if (rte_ring_dequeue(port->rx_ring, &pkt) == 0) {
815 struct rte_mbuf *lacp_pkt = pkt;
816 struct lacpdu_header *lacp;
818 lacp = rte_pktmbuf_mtod(lacp_pkt, struct lacpdu_header *);
819 RTE_ASSERT(lacp->lacpdu.subtype == SLOW_SUBTYPE_LACP);
821 /* This is LACP frame so pass it to rx_machine */
822 rx_machine(internals, slave_id, &lacp->lacpdu);
823 rte_pktmbuf_free(lacp_pkt);
825 rx_machine(internals, slave_id, NULL);
827 periodic_machine(internals, slave_id);
828 mux_machine(internals, slave_id);
829 tx_machine(internals, slave_id);
830 selection_logic(internals, slave_id);
832 SM_FLAG_CLR(port, BEGIN);
833 show_warnings(slave_id);
836 rte_eal_alarm_set(internals->mode4.update_timeout_us,
837 bond_mode_8023ad_periodic_cb, arg);
841 bond_mode_8023ad_activate_slave(struct rte_eth_dev *bond_dev, uint8_t slave_id)
843 struct bond_dev_private *internals = bond_dev->data->dev_private;
845 struct port *port = &mode_8023ad_ports[slave_id];
846 struct port_params initial = {
848 .system_priority = rte_cpu_to_be_16(0xFFFF),
849 .key = rte_cpu_to_be_16(BOND_LINK_FULL_DUPLEX_KEY),
850 .port_priority = rte_cpu_to_be_16(0x00FF),
854 char mem_name[RTE_ETH_NAME_MAX_LEN];
856 unsigned element_size;
857 uint32_t total_tx_desc;
858 struct bond_tx_queue *bd_tx_q;
861 /* Given slave mus not be in active list */
862 RTE_ASSERT(find_slave_by_id(internals->active_slaves,
863 internals->active_slave_count, slave_id) == internals->active_slave_count);
864 RTE_SET_USED(internals); /* used only for assert when enabled */
866 memcpy(&port->actor, &initial, sizeof(struct port_params));
867 /* Standard requires that port ID must be grater than 0.
868 * Add 1 do get corresponding port_number */
869 port->actor.port_number = rte_cpu_to_be_16((uint16_t)slave_id + 1);
871 memcpy(&port->partner, &initial, sizeof(struct port_params));
874 port->actor_state = STATE_AGGREGATION | STATE_LACP_ACTIVE | STATE_DEFAULTED;
875 port->partner_state = STATE_LACP_ACTIVE;
876 port->sm_flags = SM_FLAGS_BEGIN;
878 /* use this port as agregator */
879 port->aggregator_port_id = slave_id;
880 rte_eth_promiscuous_enable(slave_id);
882 timer_cancel(&port->warning_timer);
884 if (port->mbuf_pool != NULL)
887 RTE_ASSERT(port->rx_ring == NULL);
888 RTE_ASSERT(port->tx_ring == NULL);
889 socket_id = rte_eth_devices[slave_id].data->numa_node;
891 element_size = sizeof(struct slow_protocol_frame) + sizeof(struct rte_mbuf)
892 + RTE_PKTMBUF_HEADROOM;
894 /* The size of the mempool should be at least:
895 * the sum of the TX descriptors + BOND_MODE_8023AX_SLAVE_TX_PKTS */
896 total_tx_desc = BOND_MODE_8023AX_SLAVE_TX_PKTS;
897 for (q_id = 0; q_id < bond_dev->data->nb_tx_queues; q_id++) {
898 bd_tx_q = (struct bond_tx_queue*)bond_dev->data->tx_queues[q_id];
899 total_tx_desc += bd_tx_q->nb_tx_desc;
902 snprintf(mem_name, RTE_DIM(mem_name), "slave_port%u_pool", slave_id);
903 port->mbuf_pool = rte_mempool_create(mem_name,
904 total_tx_desc, element_size,
905 RTE_MEMPOOL_CACHE_MAX_SIZE >= 32 ? 32 : RTE_MEMPOOL_CACHE_MAX_SIZE,
906 sizeof(struct rte_pktmbuf_pool_private), rte_pktmbuf_pool_init,
907 NULL, rte_pktmbuf_init, NULL, socket_id, MEMPOOL_F_NO_SPREAD);
909 /* Any memory allocation failure in initalization is critical because
910 * resources can't be free, so reinitialization is impossible. */
911 if (port->mbuf_pool == NULL) {
912 rte_panic("Slave %u: Failed to create memory pool '%s': %s\n",
913 slave_id, mem_name, rte_strerror(rte_errno));
916 snprintf(mem_name, RTE_DIM(mem_name), "slave_%u_rx", slave_id);
917 port->rx_ring = rte_ring_create(mem_name,
918 rte_align32pow2(BOND_MODE_8023AX_SLAVE_RX_PKTS), socket_id, 0);
920 if (port->rx_ring == NULL) {
921 rte_panic("Slave %u: Failed to create rx ring '%s': %s\n", slave_id,
922 mem_name, rte_strerror(rte_errno));
925 /* TX ring is at least one pkt longer to make room for marker packet. */
926 snprintf(mem_name, RTE_DIM(mem_name), "slave_%u_tx", slave_id);
927 port->tx_ring = rte_ring_create(mem_name,
928 rte_align32pow2(BOND_MODE_8023AX_SLAVE_TX_PKTS + 1), socket_id, 0);
930 if (port->tx_ring == NULL) {
931 rte_panic("Slave %u: Failed to create tx ring '%s': %s\n", slave_id,
932 mem_name, rte_strerror(rte_errno));
937 bond_mode_8023ad_deactivate_slave(struct rte_eth_dev *bond_dev,
940 struct bond_dev_private *internals = bond_dev->data->dev_private;
945 /* Given slave must be in active list */
946 RTE_ASSERT(find_slave_by_id(internals->active_slaves,
947 internals->active_slave_count, slave_id) < internals->active_slave_count);
949 /* Exclude slave from transmit policy. If this slave is an aggregator
950 * make all aggregated slaves unselected to force selection logic
951 * to select suitable aggregator for this port. */
952 for (i = 0; i < internals->active_slave_count; i++) {
953 port = &mode_8023ad_ports[internals->active_slaves[i]];
954 if (port->aggregator_port_id != slave_id)
957 port->selected = UNSELECTED;
959 /* Use default aggregator */
960 port->aggregator_port_id = internals->active_slaves[i];
963 port = &mode_8023ad_ports[slave_id];
964 port->selected = UNSELECTED;
965 port->actor_state &= ~(STATE_SYNCHRONIZATION | STATE_DISTRIBUTING |
968 while (rte_ring_dequeue(port->rx_ring, &pkt) == 0)
969 rte_pktmbuf_free((struct rte_mbuf *)pkt);
971 while (rte_ring_dequeue(port->tx_ring, &pkt) == 0)
972 rte_pktmbuf_free((struct rte_mbuf *)pkt);
977 bond_mode_8023ad_mac_address_update(struct rte_eth_dev *bond_dev)
979 struct bond_dev_private *internals = bond_dev->data->dev_private;
980 struct ether_addr slave_addr;
981 struct port *slave, *agg_slave;
982 uint8_t slave_id, i, j;
984 bond_mode_8023ad_stop(bond_dev);
986 for (i = 0; i < internals->active_slave_count; i++) {
987 slave_id = internals->active_slaves[i];
988 slave = &mode_8023ad_ports[slave_id];
989 rte_eth_macaddr_get(slave_id, &slave_addr);
991 if (is_same_ether_addr(&slave_addr, &slave->actor.system))
994 ether_addr_copy(&slave_addr, &slave->actor.system);
995 /* Do nothing if this port is not an aggregator. In other case
996 * Set NTT flag on every port that use this aggregator. */
997 if (slave->aggregator_port_id != slave_id)
1000 for (j = 0; j < internals->active_slave_count; j++) {
1001 agg_slave = &mode_8023ad_ports[internals->active_slaves[j]];
1002 if (agg_slave->aggregator_port_id == slave_id)
1003 SM_FLAG_SET(agg_slave, NTT);
1007 if (bond_dev->data->dev_started)
1008 bond_mode_8023ad_start(bond_dev);
1012 bond_mode_8023ad_conf_get(struct rte_eth_dev *dev,
1013 struct rte_eth_bond_8023ad_conf *conf)
1015 struct bond_dev_private *internals = dev->data->dev_private;
1016 struct mode8023ad_private *mode4 = &internals->mode4;
1017 uint64_t ms_ticks = rte_get_tsc_hz() / 1000;
1019 conf->fast_periodic_ms = mode4->fast_periodic_timeout / ms_ticks;
1020 conf->slow_periodic_ms = mode4->slow_periodic_timeout / ms_ticks;
1021 conf->short_timeout_ms = mode4->short_timeout / ms_ticks;
1022 conf->long_timeout_ms = mode4->long_timeout / ms_ticks;
1023 conf->aggregate_wait_timeout_ms = mode4->aggregate_wait_timeout / ms_ticks;
1024 conf->tx_period_ms = mode4->tx_period_timeout / ms_ticks;
1025 conf->update_timeout_ms = mode4->update_timeout_us / 1000;
1026 conf->rx_marker_period_ms = mode4->rx_marker_timeout / ms_ticks;
1030 bond_mode_8023ad_conf_get_v1607(struct rte_eth_dev *dev,
1031 struct rte_eth_bond_8023ad_conf *conf)
1033 struct bond_dev_private *internals = dev->data->dev_private;
1034 struct mode8023ad_private *mode4 = &internals->mode4;
1036 bond_mode_8023ad_conf_get(dev, conf);
1037 conf->slowrx_cb = mode4->slowrx_cb;
1041 bond_mode_8023ad_conf_get_default(struct rte_eth_bond_8023ad_conf *conf)
1043 conf->fast_periodic_ms = BOND_8023AD_FAST_PERIODIC_MS;
1044 conf->slow_periodic_ms = BOND_8023AD_SLOW_PERIODIC_MS;
1045 conf->short_timeout_ms = BOND_8023AD_SHORT_TIMEOUT_MS;
1046 conf->long_timeout_ms = BOND_8023AD_LONG_TIMEOUT_MS;
1047 conf->aggregate_wait_timeout_ms = BOND_8023AD_AGGREGATE_WAIT_TIMEOUT_MS;
1048 conf->tx_period_ms = BOND_8023AD_TX_MACHINE_PERIOD_MS;
1049 conf->rx_marker_period_ms = BOND_8023AD_RX_MARKER_PERIOD_MS;
1050 conf->update_timeout_ms = BOND_MODE_8023AX_UPDATE_TIMEOUT_MS;
1051 conf->slowrx_cb = NULL;
1055 bond_mode_8023ad_conf_assign(struct mode8023ad_private *mode4,
1056 struct rte_eth_bond_8023ad_conf *conf)
1058 uint64_t ms_ticks = rte_get_tsc_hz() / 1000;
1060 mode4->fast_periodic_timeout = conf->fast_periodic_ms * ms_ticks;
1061 mode4->slow_periodic_timeout = conf->slow_periodic_ms * ms_ticks;
1062 mode4->short_timeout = conf->short_timeout_ms * ms_ticks;
1063 mode4->long_timeout = conf->long_timeout_ms * ms_ticks;
1064 mode4->aggregate_wait_timeout = conf->aggregate_wait_timeout_ms * ms_ticks;
1065 mode4->tx_period_timeout = conf->tx_period_ms * ms_ticks;
1066 mode4->rx_marker_timeout = conf->rx_marker_period_ms * ms_ticks;
1067 mode4->update_timeout_us = conf->update_timeout_ms * 1000;
1071 bond_mode_8023ad_setup_v20(struct rte_eth_dev *dev,
1072 struct rte_eth_bond_8023ad_conf *conf)
1074 struct rte_eth_bond_8023ad_conf def_conf;
1075 struct bond_dev_private *internals = dev->data->dev_private;
1076 struct mode8023ad_private *mode4 = &internals->mode4;
1080 bond_mode_8023ad_conf_get_default(conf);
1083 bond_mode_8023ad_stop(dev);
1084 bond_mode_8023ad_conf_assign(mode4, conf);
1086 if (dev->data->dev_started)
1087 bond_mode_8023ad_start(dev);
1092 bond_mode_8023ad_setup(struct rte_eth_dev *dev,
1093 struct rte_eth_bond_8023ad_conf *conf)
1095 struct rte_eth_bond_8023ad_conf def_conf;
1096 struct bond_dev_private *internals = dev->data->dev_private;
1097 struct mode8023ad_private *mode4 = &internals->mode4;
1101 bond_mode_8023ad_conf_get_default(conf);
1104 bond_mode_8023ad_stop(dev);
1105 bond_mode_8023ad_conf_assign(mode4, conf);
1106 mode4->slowrx_cb = conf->slowrx_cb;
1108 if (dev->data->dev_started)
1109 bond_mode_8023ad_start(dev);
1113 bond_mode_8023ad_enable(struct rte_eth_dev *bond_dev)
1115 struct bond_dev_private *internals = bond_dev->data->dev_private;
1118 for (i = 0; i < internals->active_slave_count; i++)
1119 bond_mode_8023ad_activate_slave(bond_dev, i);
1125 bond_mode_8023ad_start(struct rte_eth_dev *bond_dev)
1127 struct bond_dev_private *internals = bond_dev->data->dev_private;
1128 struct mode8023ad_private *mode4 = &internals->mode4;
1129 static const uint64_t us = BOND_MODE_8023AX_UPDATE_TIMEOUT_MS * 1000;
1131 if (mode4->slowrx_cb)
1132 return rte_eal_alarm_set(us, &bond_mode_8023ad_ext_periodic_cb,
1135 return rte_eal_alarm_set(us, &bond_mode_8023ad_periodic_cb, bond_dev);
1139 bond_mode_8023ad_stop(struct rte_eth_dev *bond_dev)
1141 struct bond_dev_private *internals = bond_dev->data->dev_private;
1142 struct mode8023ad_private *mode4 = &internals->mode4;
1144 if (mode4->slowrx_cb) {
1145 rte_eal_alarm_cancel(&bond_mode_8023ad_ext_periodic_cb,
1149 rte_eal_alarm_cancel(&bond_mode_8023ad_periodic_cb, bond_dev);
1153 bond_mode_8023ad_handle_slow_pkt(struct bond_dev_private *internals,
1154 uint8_t slave_id, struct rte_mbuf *pkt)
1156 struct mode8023ad_private *mode4 = &internals->mode4;
1157 struct port *port = &mode_8023ad_ports[slave_id];
1158 struct marker_header *m_hdr;
1159 uint64_t marker_timer, old_marker_timer;
1161 uint8_t wrn, subtype;
1162 /* If packet is a marker, we send response now by reusing given packet
1163 * and update only source MAC, destination MAC is multicast so don't
1164 * update it. Other frames will be handled later by state machines */
1165 subtype = rte_pktmbuf_mtod(pkt,
1166 struct slow_protocol_frame *)->slow_protocol.subtype;
1168 if (subtype == SLOW_SUBTYPE_MARKER) {
1169 m_hdr = rte_pktmbuf_mtod(pkt, struct marker_header *);
1171 if (likely(m_hdr->marker.tlv_type_marker != MARKER_TLV_TYPE_INFO)) {
1172 wrn = WRN_UNKNOWN_MARKER_TYPE;
1176 /* Setup marker timer. Do it in loop in case concurrent access. */
1178 old_marker_timer = port->rx_marker_timer;
1179 if (!timer_is_expired(&old_marker_timer)) {
1180 wrn = WRN_RX_MARKER_TO_FAST;
1184 timer_set(&marker_timer, mode4->rx_marker_timeout);
1185 retval = rte_atomic64_cmpset(&port->rx_marker_timer,
1186 old_marker_timer, marker_timer);
1187 } while (unlikely(retval == 0));
1189 m_hdr->marker.tlv_type_marker = MARKER_TLV_TYPE_RESP;
1190 rte_eth_macaddr_get(slave_id, &m_hdr->eth_hdr.s_addr);
1192 if (unlikely(rte_ring_enqueue(port->tx_ring, pkt) == -ENOBUFS)) {
1194 port->rx_marker_timer = 0;
1195 wrn = WRN_TX_QUEUE_FULL;
1198 } else if (likely(subtype == SLOW_SUBTYPE_LACP)) {
1199 if (unlikely(rte_ring_enqueue(port->rx_ring, pkt) == -ENOBUFS)) {
1200 /* If RX fing full free lacpdu message and drop packet */
1201 wrn = WRN_RX_QUEUE_FULL;
1205 wrn = WRN_UNKNOWN_SLOW_TYPE;
1212 set_warning_flags(port, wrn);
1213 rte_pktmbuf_free(pkt);
1217 rte_eth_bond_8023ad_conf_get_v20(uint8_t port_id,
1218 struct rte_eth_bond_8023ad_conf *conf)
1220 struct rte_eth_dev *bond_dev;
1222 if (valid_bonded_port_id(port_id) != 0)
1228 bond_dev = &rte_eth_devices[port_id];
1229 bond_mode_8023ad_conf_get(bond_dev, conf);
1232 VERSION_SYMBOL(rte_eth_bond_8023ad_conf_get, _v20, 2.0);
1235 rte_eth_bond_8023ad_conf_get_v1607(uint8_t port_id,
1236 struct rte_eth_bond_8023ad_conf *conf)
1238 struct rte_eth_dev *bond_dev;
1240 if (valid_bonded_port_id(port_id) != 0)
1246 bond_dev = &rte_eth_devices[port_id];
1247 bond_mode_8023ad_conf_get_v1607(bond_dev, conf);
1250 BIND_DEFAULT_SYMBOL(rte_eth_bond_8023ad_conf_get, _v1607, 16.07);
1251 MAP_STATIC_SYMBOL(int rte_eth_bond_8023ad_conf_get(uint8_t port_id,
1252 struct rte_eth_bond_8023ad_conf *conf),
1253 rte_eth_bond_8023ad_conf_get_v1607);
1256 bond_8023ad_setup_validate(uint8_t port_id,
1257 struct rte_eth_bond_8023ad_conf *conf)
1259 if (valid_bonded_port_id(port_id) != 0)
1263 /* Basic sanity check */
1264 if (conf->slow_periodic_ms == 0 ||
1265 conf->fast_periodic_ms >= conf->slow_periodic_ms ||
1266 conf->long_timeout_ms == 0 ||
1267 conf->short_timeout_ms >= conf->long_timeout_ms ||
1268 conf->aggregate_wait_timeout_ms == 0 ||
1269 conf->tx_period_ms == 0 ||
1270 conf->rx_marker_period_ms == 0 ||
1271 conf->update_timeout_ms == 0) {
1272 RTE_LOG(ERR, PMD, "given mode 4 configuration is invalid\n");
1281 rte_eth_bond_8023ad_setup_v20(uint8_t port_id,
1282 struct rte_eth_bond_8023ad_conf *conf)
1284 struct rte_eth_dev *bond_dev;
1287 err = bond_8023ad_setup_validate(port_id, conf);
1291 bond_dev = &rte_eth_devices[port_id];
1292 bond_mode_8023ad_setup_v20(bond_dev, conf);
1296 VERSION_SYMBOL(rte_eth_bond_8023ad_setup, _v20, 2.0);
1299 rte_eth_bond_8023ad_setup_v1607(uint8_t port_id,
1300 struct rte_eth_bond_8023ad_conf *conf)
1302 struct rte_eth_dev *bond_dev;
1305 err = bond_8023ad_setup_validate(port_id, conf);
1309 bond_dev = &rte_eth_devices[port_id];
1310 bond_mode_8023ad_setup(bond_dev, conf);
1314 BIND_DEFAULT_SYMBOL(rte_eth_bond_8023ad_setup, _v1607, 16.07);
1315 MAP_STATIC_SYMBOL(int rte_eth_bond_8023ad_setup(uint8_t port_id,
1316 struct rte_eth_bond_8023ad_conf *conf),
1317 rte_eth_bond_8023ad_setup_v1607);
1320 rte_eth_bond_8023ad_slave_info(uint8_t port_id, uint8_t slave_id,
1321 struct rte_eth_bond_8023ad_slave_info *info)
1323 struct rte_eth_dev *bond_dev;
1324 struct bond_dev_private *internals;
1327 if (info == NULL || valid_bonded_port_id(port_id) != 0 ||
1328 rte_eth_bond_mode_get(port_id) != BONDING_MODE_8023AD)
1331 bond_dev = &rte_eth_devices[port_id];
1333 internals = bond_dev->data->dev_private;
1334 if (find_slave_by_id(internals->active_slaves,
1335 internals->active_slave_count, slave_id) ==
1336 internals->active_slave_count)
1339 port = &mode_8023ad_ports[slave_id];
1340 info->selected = port->selected;
1342 info->actor_state = port->actor_state;
1343 rte_memcpy(&info->actor, &port->actor, sizeof(port->actor));
1345 info->partner_state = port->partner_state;
1346 rte_memcpy(&info->partner, &port->partner, sizeof(port->partner));
1348 info->agg_port_id = port->aggregator_port_id;
1353 bond_8023ad_ext_validate(uint8_t port_id, uint8_t slave_id)
1355 struct rte_eth_dev *bond_dev;
1356 struct bond_dev_private *internals;
1357 struct mode8023ad_private *mode4;
1359 if (rte_eth_bond_mode_get(port_id) != BONDING_MODE_8023AD)
1362 bond_dev = &rte_eth_devices[port_id];
1364 if (!bond_dev->data->dev_started)
1367 internals = bond_dev->data->dev_private;
1368 if (find_slave_by_id(internals->active_slaves,
1369 internals->active_slave_count, slave_id) ==
1370 internals->active_slave_count)
1373 mode4 = &internals->mode4;
1374 if (mode4->slowrx_cb == NULL)
1381 rte_eth_bond_8023ad_ext_collect(uint8_t port_id, uint8_t slave_id, int enabled)
1386 res = bond_8023ad_ext_validate(port_id, slave_id);
1390 port = &mode_8023ad_ports[slave_id];
1393 ACTOR_STATE_SET(port, COLLECTING);
1395 ACTOR_STATE_CLR(port, COLLECTING);
1401 rte_eth_bond_8023ad_ext_distrib(uint8_t port_id, uint8_t slave_id, int enabled)
1406 res = bond_8023ad_ext_validate(port_id, slave_id);
1410 port = &mode_8023ad_ports[slave_id];
1413 ACTOR_STATE_SET(port, DISTRIBUTING);
1415 ACTOR_STATE_CLR(port, DISTRIBUTING);
1421 rte_eth_bond_8023ad_ext_distrib_get(uint8_t port_id, uint8_t slave_id)
1426 err = bond_8023ad_ext_validate(port_id, slave_id);
1430 port = &mode_8023ad_ports[slave_id];
1431 return ACTOR_STATE(port, DISTRIBUTING);
1435 rte_eth_bond_8023ad_ext_collect_get(uint8_t port_id, uint8_t slave_id)
1440 err = bond_8023ad_ext_validate(port_id, slave_id);
1444 port = &mode_8023ad_ports[slave_id];
1445 return ACTOR_STATE(port, COLLECTING);
1449 rte_eth_bond_8023ad_ext_slowtx(uint8_t port_id, uint8_t slave_id,
1450 struct rte_mbuf *lacp_pkt)
1455 res = bond_8023ad_ext_validate(port_id, slave_id);
1459 port = &mode_8023ad_ports[slave_id];
1461 if (rte_pktmbuf_pkt_len(lacp_pkt) < sizeof(struct lacpdu_header))
1464 struct lacpdu_header *lacp;
1466 /* only enqueue LACPDUs */
1467 lacp = rte_pktmbuf_mtod(lacp_pkt, struct lacpdu_header *);
1468 if (lacp->lacpdu.subtype != SLOW_SUBTYPE_LACP)
1471 MODE4_DEBUG("sending LACP frame\n");
1473 return rte_ring_enqueue(port->tx_ring, lacp_pkt);
1477 bond_mode_8023ad_ext_periodic_cb(void *arg)
1479 struct rte_eth_dev *bond_dev = arg;
1480 struct bond_dev_private *internals = bond_dev->data->dev_private;
1481 struct mode8023ad_private *mode4 = &internals->mode4;
1484 uint16_t i, slave_id;
1486 for (i = 0; i < internals->active_slave_count; i++) {
1487 slave_id = internals->active_slaves[i];
1488 port = &mode_8023ad_ports[slave_id];
1490 if (rte_ring_dequeue(port->rx_ring, &pkt) == 0) {
1491 struct rte_mbuf *lacp_pkt = pkt;
1492 struct lacpdu_header *lacp;
1494 lacp = rte_pktmbuf_mtod(lacp_pkt,
1495 struct lacpdu_header *);
1496 RTE_VERIFY(lacp->lacpdu.subtype == SLOW_SUBTYPE_LACP);
1498 /* This is LACP frame so pass it to rx callback.
1499 * Callback is responsible for freeing mbuf.
1501 mode4->slowrx_cb(slave_id, lacp_pkt);
1505 rte_eal_alarm_set(internals->mode4.update_timeout_us,
1506 bond_mode_8023ad_ext_periodic_cb, arg);