Lines Matching full:port
34 /* Port state definitions (43.4.2.2 in the 802.3ad standard) */
44 /* Port Variables definitions used by the State Machines (43.4.7 in the
59 /* Port Key definitions
63 * Port key | User key (10 bits) | Speed (5 bits) | Duplex|
102 static int ad_lacpdu_send(struct port *port);
103 static int ad_marker_send(struct port *port, struct bond_marker *marker);
104 static void ad_mux_machine(struct port *port, bool *update_slave_arr);
105 static void ad_rx_machine(struct lacpdu *lacpdu, struct port *port);
106 static void ad_tx_machine(struct port *port);
107 static void ad_periodic_machine(struct port *port);
108 static void ad_port_selection_logic(struct port *port, bool *update_slave_arr);
113 static void ad_initialize_port(struct port *port, int lacp_fast);
114 static void ad_enable_collecting_distributing(struct port *port,
116 static void ad_disable_collecting_distributing(struct port *port,
119 struct port *port);
121 struct port *port);
122 static void ad_update_actor_keys(struct port *port, bool reset);
128 * __get_bond_by_port - get the port's bonding struct
129 * @port: the port we're looking at
131 * Return @port's bonding struct, or %NULL if it can't be found.
133 static inline struct bonding *__get_bond_by_port(struct port *port) in __get_bond_by_port() argument
135 if (port->slave == NULL) in __get_bond_by_port()
138 return bond_get_bond_by_slave(port->slave); in __get_bond_by_port()
149 static inline struct aggregator *__get_first_agg(struct port *port) in __get_first_agg() argument
151 struct bonding *bond = __get_bond_by_port(port); in __get_first_agg()
155 /* If there's no bond for this port, or bond has no slaves */ in __get_first_agg()
180 * __disable_port - disable the port's slave
181 * @port: the port we're looking at
183 static inline void __disable_port(struct port *port) in __disable_port() argument
185 bond_set_slave_inactive_flags(port->slave, BOND_SLAVE_NOTIFY_LATER); in __disable_port()
189 * __enable_port - enable the port's slave, if it's up
190 * @port: the port we're looking at
192 static inline void __enable_port(struct port *port) in __enable_port() argument
194 struct slave *slave = port->slave; in __enable_port()
201 * __port_is_enabled - check if the port's slave is in active state
202 * @port: the port we're looking at
204 static inline int __port_is_enabled(struct port *port) in __port_is_enabled() argument
206 return bond_is_active_slave(port->slave); in __port_is_enabled()
211 * @port: the port we're looking at
215 static inline u32 __get_agg_selection_mode(struct port *port) in __get_agg_selection_mode() argument
217 struct bonding *bond = __get_bond_by_port(port); in __get_agg_selection_mode()
227 * @port: the port we're looking at
229 static inline int __check_agg_selection_timer(struct port *port) in __check_agg_selection_timer() argument
231 struct bonding *bond = __get_bond_by_port(port); in __check_agg_selection_timer()
240 * __get_link_speed - get a port's speed
241 * @port: the port we're looking at
243 * Return @port's speed in 802.3ad enum format. i.e. one of:
259 static u16 __get_link_speed(struct port *port) in __get_link_speed() argument
261 struct slave *slave = port->slave; in __get_link_speed()
328 pr_warn_once("%s: (slave %s): unknown ethtool speed (%d) for port %d (set it to 0)\n", in __get_link_speed()
331 port->actor_port_number); in __get_link_speed()
337 slave_dbg(slave->bond->dev, slave->dev, "Port %d Received link speed %d update from adapter\n", in __get_link_speed()
338 port->actor_port_number, speed); in __get_link_speed()
343 * __get_duplex - get a port's duplex
344 * @port: the port we're looking at
346 * Return @port's duplex in 802.3ad bitmask format. i.e.:
350 static u8 __get_duplex(struct port *port) in __get_duplex() argument
352 struct slave *slave = port->slave; in __get_duplex()
362 …slave_dbg(slave->bond->dev, slave->dev, "Port %d Received status full duplex update from adapter\n… in __get_duplex()
363 port->actor_port_number); in __get_duplex()
368 …slave_dbg(slave->bond->dev, slave->dev, "Port %d Received status NOT full duplex update from adapt… in __get_duplex()
369 port->actor_port_number); in __get_duplex()
376 static void __ad_actor_update_port(struct port *port) in __ad_actor_update_port() argument
378 const struct bonding *bond = bond_get_bond_by_slave(port->slave); in __ad_actor_update_port()
380 port->actor_system = BOND_AD_INFO(bond).system.sys_mac_addr; in __ad_actor_update_port()
381 port->actor_system_priority = BOND_AD_INFO(bond).system.sys_priority; in __ad_actor_update_port()
427 * __choose_matched - update a port's matched variable from a received lacpdu
429 * @port: the port we're looking at
449 static void __choose_matched(struct lacpdu *lacpdu, struct port *port) in __choose_matched() argument
455 if (((ntohs(lacpdu->partner_port) == port->actor_port_number) && in __choose_matched()
456 (ntohs(lacpdu->partner_port_priority) == port->actor_port_priority) && in __choose_matched()
457 MAC_ADDRESS_EQUAL(&(lacpdu->partner_system), &(port->actor_system)) && in __choose_matched()
458 (ntohs(lacpdu->partner_system_priority) == port->actor_system_priority) && in __choose_matched()
459 (ntohs(lacpdu->partner_key) == port->actor_oper_port_key) && in __choose_matched()
460 …((lacpdu->partner_state & AD_STATE_AGGREGATION) == (port->actor_oper_port_state & AD_STATE_AGGREGA… in __choose_matched()
463 port->sm_vars |= AD_PORT_MATCHED; in __choose_matched()
465 port->sm_vars &= ~AD_PORT_MATCHED; in __choose_matched()
472 * @port: the port we're looking at
478 static void __record_pdu(struct lacpdu *lacpdu, struct port *port) in __record_pdu() argument
480 if (lacpdu && port) { in __record_pdu()
481 struct port_params *partner = &port->partner_oper; in __record_pdu()
483 __choose_matched(lacpdu, port); in __record_pdu()
495 port->actor_oper_port_state &= ~AD_STATE_DEFAULTED; in __record_pdu()
498 * and the port is matched in __record_pdu()
500 if ((port->sm_vars & AD_PORT_MATCHED) && in __record_pdu()
503 slave_dbg(port->slave->bond->dev, port->slave->dev, in __record_pdu()
507 slave_dbg(port->slave->bond->dev, port->slave->dev, in __record_pdu()
515 * @port: the port we're looking at
521 static void __record_default(struct port *port) in __record_default() argument
523 if (port) { in __record_default()
525 memcpy(&port->partner_oper, &port->partner_admin, in __record_default()
529 port->actor_oper_port_state |= AD_STATE_DEFAULTED; in __record_default()
534 * __update_selected - update a port's Selected variable from a received lacpdu
536 * @port: the port we're looking at
546 static void __update_selected(struct lacpdu *lacpdu, struct port *port) in __update_selected() argument
548 if (lacpdu && port) { in __update_selected()
549 const struct port_params *partner = &port->partner_oper; in __update_selected()
560 port->sm_vars &= ~AD_PORT_SELECTED; in __update_selected()
566 * __update_default_selected - update a port's Selected variable from Partner
567 * @port: the port we're looking at
577 static void __update_default_selected(struct port *port) in __update_default_selected() argument
579 if (port) { in __update_default_selected()
580 const struct port_params *admin = &port->partner_admin; in __update_default_selected()
581 const struct port_params *oper = &port->partner_oper; in __update_default_selected()
593 port->sm_vars &= ~AD_PORT_SELECTED; in __update_default_selected()
599 * __update_ntt - update a port's ntt variable from a received lacpdu
601 * @port: the port we're looking at
610 static void __update_ntt(struct lacpdu *lacpdu, struct port *port) in __update_ntt() argument
612 /* validate lacpdu and port */ in __update_ntt()
613 if (lacpdu && port) { in __update_ntt()
615 * update the port->ntt. in __update_ntt()
617 if ((ntohs(lacpdu->partner_port) != port->actor_port_number) || in __update_ntt()
618 (ntohs(lacpdu->partner_port_priority) != port->actor_port_priority) || in __update_ntt()
619 !MAC_ADDRESS_EQUAL(&(lacpdu->partner_system), &(port->actor_system)) || in __update_ntt()
620 (ntohs(lacpdu->partner_system_priority) != port->actor_system_priority) || in __update_ntt()
621 (ntohs(lacpdu->partner_key) != port->actor_oper_port_key) || in __update_ntt()
622 …((lacpdu->partner_state & AD_STATE_LACP_ACTIVITY) != (port->actor_oper_port_state & AD_STATE_LACP_… in __update_ntt()
623 …((lacpdu->partner_state & AD_STATE_LACP_TIMEOUT) != (port->actor_oper_port_state & AD_STATE_LACP_T… in __update_ntt()
624 …((lacpdu->partner_state & AD_STATE_SYNCHRONIZATION) != (port->actor_oper_port_state & AD_STATE_SYN… in __update_ntt()
625 …((lacpdu->partner_state & AD_STATE_AGGREGATION) != (port->actor_oper_port_state & AD_STATE_AGGREGA… in __update_ntt()
627 port->ntt = true; in __update_ntt()
639 struct port *port; in __agg_ports_are_ready() local
646 for (port = aggregator->lag_ports; in __agg_ports_are_ready()
647 port; in __agg_ports_are_ready()
648 port = port->next_port_in_aggregator) { in __agg_ports_are_ready()
649 if (!(port->sm_vars & AD_PORT_READY_N)) { in __agg_ports_are_ready()
667 struct port *port; in __set_agg_ports_ready() local
669 for (port = aggregator->lag_ports; port; in __set_agg_ports_ready()
670 port = port->next_port_in_aggregator) { in __set_agg_ports_ready()
672 port->sm_vars |= AD_PORT_READY; in __set_agg_ports_ready()
674 port->sm_vars &= ~AD_PORT_READY; in __set_agg_ports_ready()
680 struct port *port; in __agg_active_ports() local
683 for (port = agg->lag_ports; port; in __agg_active_ports()
684 port = port->next_port_in_aggregator) { in __agg_active_ports()
685 if (port->is_enabled) in __agg_active_ports()
773 * __update_lacpdu_from_port - update a port's lacpdu fields
774 * @port: the port we're looking at
776 static inline void __update_lacpdu_from_port(struct port *port) in __update_lacpdu_from_port() argument
778 struct lacpdu *lacpdu = &port->lacpdu; in __update_lacpdu_from_port()
779 const struct port_params *partner = &port->partner_oper; in __update_lacpdu_from_port()
788 lacpdu->actor_system_priority = htons(port->actor_system_priority); in __update_lacpdu_from_port()
789 lacpdu->actor_system = port->actor_system; in __update_lacpdu_from_port()
790 lacpdu->actor_key = htons(port->actor_oper_port_key); in __update_lacpdu_from_port()
791 lacpdu->actor_port_priority = htons(port->actor_port_priority); in __update_lacpdu_from_port()
792 lacpdu->actor_port = htons(port->actor_port_number); in __update_lacpdu_from_port()
793 lacpdu->actor_state = port->actor_oper_port_state; in __update_lacpdu_from_port()
794 slave_dbg(port->slave->bond->dev, port->slave->dev, in __update_lacpdu_from_port()
795 "update lacpdu: actor port state %x\n", in __update_lacpdu_from_port()
796 port->actor_oper_port_state); in __update_lacpdu_from_port()
824 * ad_lacpdu_send - send out a lacpdu packet on a given port
825 * @port: the port we're looking at
830 static int ad_lacpdu_send(struct port *port) in ad_lacpdu_send() argument
832 struct slave *slave = port->slave; in ad_lacpdu_send()
859 lacpdu_header->lacpdu = port->lacpdu; in ad_lacpdu_send()
867 * ad_marker_send - send marker information/response on a given port
868 * @port: the port we're looking at
874 static int ad_marker_send(struct port *port, struct bond_marker *marker) in ad_marker_send() argument
876 struct slave *slave = port->slave; in ad_marker_send()
920 * ad_mux_machine - handle a port's mux state machine
921 * @port: the port we're looking at
924 static void ad_mux_machine(struct port *port, bool *update_slave_arr) in ad_mux_machine() argument
931 last_state = port->sm_mux_state; in ad_mux_machine()
933 if (port->sm_vars & AD_PORT_BEGIN) { in ad_mux_machine()
934 port->sm_mux_state = AD_MUX_DETACHED; in ad_mux_machine()
936 switch (port->sm_mux_state) { in ad_mux_machine()
938 if ((port->sm_vars & AD_PORT_SELECTED) in ad_mux_machine()
939 || (port->sm_vars & AD_PORT_STANDBY)) in ad_mux_machine()
941 port->sm_mux_state = AD_MUX_WAITING; in ad_mux_machine()
945 if (!(port->sm_vars & AD_PORT_SELECTED)) { in ad_mux_machine()
946 port->sm_vars &= ~AD_PORT_READY_N; in ad_mux_machine()
952 __set_agg_ports_ready(port->aggregator, __agg_ports_are_ready(port->aggregator)); in ad_mux_machine()
953 port->sm_mux_state = AD_MUX_DETACHED; in ad_mux_machine()
958 if (port->sm_mux_timer_counter in ad_mux_machine()
959 && !(--port->sm_mux_timer_counter)) in ad_mux_machine()
960 port->sm_vars |= AD_PORT_READY_N; in ad_mux_machine()
967 __set_agg_ports_ready(port->aggregator, __agg_ports_are_ready(port->aggregator)); in ad_mux_machine()
969 /* if the wait_while_timer expired, and the port is in ad_mux_machine()
972 if ((port->sm_vars & AD_PORT_READY) in ad_mux_machine()
973 && !port->sm_mux_timer_counter) in ad_mux_machine()
974 port->sm_mux_state = AD_MUX_ATTACHED; in ad_mux_machine()
978 * edable port will take place only after this timer) in ad_mux_machine()
980 if ((port->sm_vars & AD_PORT_SELECTED) && in ad_mux_machine()
981 (port->partner_oper.port_state & AD_STATE_SYNCHRONIZATION) && in ad_mux_machine()
982 !__check_agg_selection_timer(port)) { in ad_mux_machine()
983 if (port->aggregator->is_active) in ad_mux_machine()
984 port->sm_mux_state = in ad_mux_machine()
986 } else if (!(port->sm_vars & AD_PORT_SELECTED) || in ad_mux_machine()
987 (port->sm_vars & AD_PORT_STANDBY)) { in ad_mux_machine()
989 port->sm_vars &= ~AD_PORT_READY_N; in ad_mux_machine()
995 __set_agg_ports_ready(port->aggregator, __agg_ports_are_ready(port->aggregator)); in ad_mux_machine()
996 port->sm_mux_state = AD_MUX_DETACHED; in ad_mux_machine()
997 } else if (port->aggregator->is_active) { in ad_mux_machine()
998 port->actor_oper_port_state |= in ad_mux_machine()
1003 if (!(port->sm_vars & AD_PORT_SELECTED) || in ad_mux_machine()
1004 (port->sm_vars & AD_PORT_STANDBY) || in ad_mux_machine()
1005 !(port->partner_oper.port_state & AD_STATE_SYNCHRONIZATION) || in ad_mux_machine()
1006 !(port->actor_oper_port_state & AD_STATE_SYNCHRONIZATION)) { in ad_mux_machine()
1007 port->sm_mux_state = AD_MUX_ATTACHED; in ad_mux_machine()
1009 /* if port state hasn't changed make in ad_mux_machine()
1011 * port in an active aggregator is enabled in ad_mux_machine()
1013 if (port->aggregator && in ad_mux_machine()
1014 port->aggregator->is_active && in ad_mux_machine()
1015 !__port_is_enabled(port)) { in ad_mux_machine()
1017 __enable_port(port); in ad_mux_machine()
1027 if (port->sm_mux_state != last_state) { in ad_mux_machine()
1028 slave_dbg(port->slave->bond->dev, port->slave->dev, in ad_mux_machine()
1029 "Mux Machine: Port=%d, Last State=%d, Curr State=%d\n", in ad_mux_machine()
1030 port->actor_port_number, in ad_mux_machine()
1032 port->sm_mux_state); in ad_mux_machine()
1033 switch (port->sm_mux_state) { in ad_mux_machine()
1035 port->actor_oper_port_state &= ~AD_STATE_SYNCHRONIZATION; in ad_mux_machine()
1036 ad_disable_collecting_distributing(port, in ad_mux_machine()
1038 port->actor_oper_port_state &= ~AD_STATE_COLLECTING; in ad_mux_machine()
1039 port->actor_oper_port_state &= ~AD_STATE_DISTRIBUTING; in ad_mux_machine()
1040 port->ntt = true; in ad_mux_machine()
1043 port->sm_mux_timer_counter = __ad_timer_to_ticks(AD_WAIT_WHILE_TIMER, 0); in ad_mux_machine()
1046 if (port->aggregator->is_active) in ad_mux_machine()
1047 port->actor_oper_port_state |= in ad_mux_machine()
1050 port->actor_oper_port_state &= in ad_mux_machine()
1052 port->actor_oper_port_state &= ~AD_STATE_COLLECTING; in ad_mux_machine()
1053 port->actor_oper_port_state &= ~AD_STATE_DISTRIBUTING; in ad_mux_machine()
1054 ad_disable_collecting_distributing(port, in ad_mux_machine()
1056 port->ntt = true; in ad_mux_machine()
1059 port->actor_oper_port_state |= AD_STATE_COLLECTING; in ad_mux_machine()
1060 port->actor_oper_port_state |= AD_STATE_DISTRIBUTING; in ad_mux_machine()
1061 port->actor_oper_port_state |= AD_STATE_SYNCHRONIZATION; in ad_mux_machine()
1062 ad_enable_collecting_distributing(port, in ad_mux_machine()
1064 port->ntt = true; in ad_mux_machine()
1073 * ad_rx_machine - handle a port's rx State Machine
1075 * @port: the port we're looking at
1081 static void ad_rx_machine(struct lacpdu *lacpdu, struct port *port) in ad_rx_machine() argument
1088 last_state = port->sm_rx_state; in ad_rx_machine()
1091 atomic64_inc(&SLAVE_AD_INFO(port->slave)->stats.lacpdu_rx); in ad_rx_machine()
1092 atomic64_inc(&BOND_AD_INFO(port->slave->bond).stats.lacpdu_rx); in ad_rx_machine()
1096 /* first, check if port was reinitialized */ in ad_rx_machine()
1097 if (port->sm_vars & AD_PORT_BEGIN) { in ad_rx_machine()
1098 port->sm_rx_state = AD_RX_INITIALIZE; in ad_rx_machine()
1099 port->sm_vars |= AD_PORT_CHURNED; in ad_rx_machine()
1100 /* check if port is not enabled */ in ad_rx_machine()
1101 } else if (!(port->sm_vars & AD_PORT_BEGIN) && !port->is_enabled) in ad_rx_machine()
1102 port->sm_rx_state = AD_RX_PORT_DISABLED; in ad_rx_machine()
1104 else if (lacpdu && ((port->sm_rx_state == AD_RX_EXPIRED) || in ad_rx_machine()
1105 (port->sm_rx_state == AD_RX_DEFAULTED) || in ad_rx_machine()
1106 (port->sm_rx_state == AD_RX_CURRENT))) { in ad_rx_machine()
1107 if (port->sm_rx_state != AD_RX_CURRENT) in ad_rx_machine()
1108 port->sm_vars |= AD_PORT_CHURNED; in ad_rx_machine()
1109 port->sm_rx_timer_counter = 0; in ad_rx_machine()
1110 port->sm_rx_state = AD_RX_CURRENT; in ad_rx_machine()
1113 if (port->sm_rx_timer_counter && in ad_rx_machine()
1114 !(--port->sm_rx_timer_counter)) { in ad_rx_machine()
1115 switch (port->sm_rx_state) { in ad_rx_machine()
1117 port->sm_rx_state = AD_RX_DEFAULTED; in ad_rx_machine()
1120 port->sm_rx_state = AD_RX_EXPIRED; in ad_rx_machine()
1127 switch (port->sm_rx_state) { in ad_rx_machine()
1129 if (port->is_enabled && in ad_rx_machine()
1130 (port->sm_vars & AD_PORT_LACP_ENABLED)) in ad_rx_machine()
1131 port->sm_rx_state = AD_RX_EXPIRED; in ad_rx_machine()
1132 else if (port->is_enabled in ad_rx_machine()
1133 && ((port->sm_vars in ad_rx_machine()
1135 port->sm_rx_state = AD_RX_LACP_DISABLED; in ad_rx_machine()
1145 if ((port->sm_rx_state != last_state) || (lacpdu)) { in ad_rx_machine()
1146 slave_dbg(port->slave->bond->dev, port->slave->dev, in ad_rx_machine()
1147 "Rx Machine: Port=%d, Last State=%d, Curr State=%d\n", in ad_rx_machine()
1148 port->actor_port_number, in ad_rx_machine()
1150 port->sm_rx_state); in ad_rx_machine()
1151 switch (port->sm_rx_state) { in ad_rx_machine()
1153 if (!(port->actor_oper_port_key & AD_DUPLEX_KEY_MASKS)) in ad_rx_machine()
1154 port->sm_vars &= ~AD_PORT_LACP_ENABLED; in ad_rx_machine()
1156 port->sm_vars |= AD_PORT_LACP_ENABLED; in ad_rx_machine()
1157 port->sm_vars &= ~AD_PORT_SELECTED; in ad_rx_machine()
1158 __record_default(port); in ad_rx_machine()
1159 port->actor_oper_port_state &= ~AD_STATE_EXPIRED; in ad_rx_machine()
1160 port->sm_rx_state = AD_RX_PORT_DISABLED; in ad_rx_machine()
1164 port->sm_vars &= ~AD_PORT_MATCHED; in ad_rx_machine()
1167 port->sm_vars &= ~AD_PORT_SELECTED; in ad_rx_machine()
1168 __record_default(port); in ad_rx_machine()
1169 port->partner_oper.port_state &= ~AD_STATE_AGGREGATION; in ad_rx_machine()
1170 port->sm_vars |= AD_PORT_MATCHED; in ad_rx_machine()
1171 port->actor_oper_port_state &= ~AD_STATE_EXPIRED; in ad_rx_machine()
1175 * This reset cause to disable this port in the in ad_rx_machine()
1178 * the port. in ad_rx_machine()
1180 port->partner_oper.port_state &= ~AD_STATE_SYNCHRONIZATION; in ad_rx_machine()
1181 port->sm_vars &= ~AD_PORT_MATCHED; in ad_rx_machine()
1182 port->partner_oper.port_state |= AD_STATE_LACP_TIMEOUT; in ad_rx_machine()
1183 port->partner_oper.port_state |= AD_STATE_LACP_ACTIVITY; in ad_rx_machine()
1184 port->sm_rx_timer_counter = __ad_timer_to_ticks(AD_CURRENT_WHILE_TIMER, (u16)(AD_SHORT_TIMEOUT)); in ad_rx_machine()
1185 port->actor_oper_port_state |= AD_STATE_EXPIRED; in ad_rx_machine()
1186 port->sm_vars |= AD_PORT_CHURNED; in ad_rx_machine()
1189 __update_default_selected(port); in ad_rx_machine()
1190 __record_default(port); in ad_rx_machine()
1191 port->sm_vars |= AD_PORT_MATCHED; in ad_rx_machine()
1192 port->actor_oper_port_state &= ~AD_STATE_EXPIRED; in ad_rx_machine()
1197 &(port->actor_system))) { in ad_rx_machine()
1198 slave_err(port->slave->bond->dev, port->slave->dev, "An illegal loopback occurred on slave\n" in ad_rx_machine()
1202 __update_selected(lacpdu, port); in ad_rx_machine()
1203 __update_ntt(lacpdu, port); in ad_rx_machine()
1204 __record_pdu(lacpdu, port); in ad_rx_machine()
1205 …port->sm_rx_timer_counter = __ad_timer_to_ticks(AD_CURRENT_WHILE_TIMER, (u16)(port->actor_oper_por… in ad_rx_machine()
1206 port->actor_oper_port_state &= ~AD_STATE_EXPIRED; in ad_rx_machine()
1215 * ad_churn_machine - handle port churn's state machine
1216 * @port: the port we're looking at
1219 static void ad_churn_machine(struct port *port) in ad_churn_machine() argument
1221 if (port->sm_vars & AD_PORT_CHURNED) { in ad_churn_machine()
1222 port->sm_vars &= ~AD_PORT_CHURNED; in ad_churn_machine()
1223 port->sm_churn_actor_state = AD_CHURN_MONITOR; in ad_churn_machine()
1224 port->sm_churn_partner_state = AD_CHURN_MONITOR; in ad_churn_machine()
1225 port->sm_churn_actor_timer_counter = in ad_churn_machine()
1227 port->sm_churn_partner_timer_counter = in ad_churn_machine()
1231 if (port->sm_churn_actor_timer_counter && in ad_churn_machine()
1232 !(--port->sm_churn_actor_timer_counter) && in ad_churn_machine()
1233 port->sm_churn_actor_state == AD_CHURN_MONITOR) { in ad_churn_machine()
1234 if (port->actor_oper_port_state & AD_STATE_SYNCHRONIZATION) { in ad_churn_machine()
1235 port->sm_churn_actor_state = AD_NO_CHURN; in ad_churn_machine()
1237 port->churn_actor_count++; in ad_churn_machine()
1238 port->sm_churn_actor_state = AD_CHURN; in ad_churn_machine()
1241 if (port->sm_churn_partner_timer_counter && in ad_churn_machine()
1242 !(--port->sm_churn_partner_timer_counter) && in ad_churn_machine()
1243 port->sm_churn_partner_state == AD_CHURN_MONITOR) { in ad_churn_machine()
1244 if (port->partner_oper.port_state & AD_STATE_SYNCHRONIZATION) { in ad_churn_machine()
1245 port->sm_churn_partner_state = AD_NO_CHURN; in ad_churn_machine()
1247 port->churn_partner_count++; in ad_churn_machine()
1248 port->sm_churn_partner_state = AD_CHURN; in ad_churn_machine()
1254 * ad_tx_machine - handle a port's tx state machine
1255 * @port: the port we're looking at
1257 static void ad_tx_machine(struct port *port) in ad_tx_machine() argument
1262 if (port->sm_tx_timer_counter && !(--port->sm_tx_timer_counter)) { in ad_tx_machine()
1264 if (port->ntt && (port->sm_vars & AD_PORT_LACP_ENABLED)) { in ad_tx_machine()
1265 __update_lacpdu_from_port(port); in ad_tx_machine()
1267 if (ad_lacpdu_send(port) >= 0) { in ad_tx_machine()
1268 slave_dbg(port->slave->bond->dev, in ad_tx_machine()
1269 port->slave->dev, in ad_tx_machine()
1270 "Sent LACPDU on port %d\n", in ad_tx_machine()
1271 port->actor_port_number); in ad_tx_machine()
1276 port->ntt = false; in ad_tx_machine()
1282 port->sm_tx_timer_counter = ad_ticks_per_sec/AD_MAX_TX_IN_SECOND; in ad_tx_machine()
1287 * ad_periodic_machine - handle a port's periodic state machine
1288 * @port: the port we're looking at
1292 static void ad_periodic_machine(struct port *port) in ad_periodic_machine() argument
1297 last_state = port->sm_periodic_state; in ad_periodic_machine()
1299 /* check if port was reinitialized */ in ad_periodic_machine()
1300 …if (((port->sm_vars & AD_PORT_BEGIN) || !(port->sm_vars & AD_PORT_LACP_ENABLED) || !port->is_enabl… in ad_periodic_machine()
1301 …(!(port->actor_oper_port_state & AD_STATE_LACP_ACTIVITY) && !(port->partner_oper.port_state & AD_S… in ad_periodic_machine()
1303 port->sm_periodic_state = AD_NO_PERIODIC; in ad_periodic_machine()
1306 else if (port->sm_periodic_timer_counter) { in ad_periodic_machine()
1308 if (!(--port->sm_periodic_timer_counter)) { in ad_periodic_machine()
1310 port->sm_periodic_state = AD_PERIODIC_TX; in ad_periodic_machine()
1315 switch (port->sm_periodic_state) { in ad_periodic_machine()
1317 if (!(port->partner_oper.port_state in ad_periodic_machine()
1319 port->sm_periodic_state = AD_SLOW_PERIODIC; in ad_periodic_machine()
1322 if ((port->partner_oper.port_state & AD_STATE_LACP_TIMEOUT)) { in ad_periodic_machine()
1323 port->sm_periodic_timer_counter = 0; in ad_periodic_machine()
1324 port->sm_periodic_state = AD_PERIODIC_TX; in ad_periodic_machine()
1332 switch (port->sm_periodic_state) { in ad_periodic_machine()
1334 port->sm_periodic_state = AD_FAST_PERIODIC; in ad_periodic_machine()
1337 if (!(port->partner_oper.port_state & in ad_periodic_machine()
1339 port->sm_periodic_state = AD_SLOW_PERIODIC; in ad_periodic_machine()
1341 port->sm_periodic_state = AD_FAST_PERIODIC; in ad_periodic_machine()
1349 if (port->sm_periodic_state != last_state) { in ad_periodic_machine()
1350 slave_dbg(port->slave->bond->dev, port->slave->dev, in ad_periodic_machine()
1351 "Periodic Machine: Port=%d, Last State=%d, Curr State=%d\n", in ad_periodic_machine()
1352 port->actor_port_number, last_state, in ad_periodic_machine()
1353 port->sm_periodic_state); in ad_periodic_machine()
1354 switch (port->sm_periodic_state) { in ad_periodic_machine()
1356 port->sm_periodic_timer_counter = 0; in ad_periodic_machine()
1360 …port->sm_periodic_timer_counter = __ad_timer_to_ticks(AD_PERIODIC_TIMER, (u16)(AD_FAST_PERIODIC_TI… in ad_periodic_machine()
1364 …port->sm_periodic_timer_counter = __ad_timer_to_ticks(AD_PERIODIC_TIMER, (u16)(AD_SLOW_PERIODIC_TI… in ad_periodic_machine()
1367 port->ntt = true; in ad_periodic_machine()
1377 * @port: the port we're looking at
1380 * Select aggregation groups, and assign each port for it's aggregetor. The
1384 static void ad_port_selection_logic(struct port *port, bool *update_slave_arr) in ad_port_selection_logic() argument
1387 struct port *last_port = NULL, *curr_port; in ad_port_selection_logic()
1393 /* if the port is already Selected, do nothing */ in ad_port_selection_logic()
1394 if (port->sm_vars & AD_PORT_SELECTED) in ad_port_selection_logic()
1397 bond = __get_bond_by_port(port); in ad_port_selection_logic()
1399 /* if the port is connected to other aggregator, detach it */ in ad_port_selection_logic()
1400 if (port->aggregator) { in ad_port_selection_logic()
1401 /* detach the port from its former aggregator */ in ad_port_selection_logic()
1402 temp_aggregator = port->aggregator; in ad_port_selection_logic()
1406 if (curr_port == port) { in ad_port_selection_logic()
1408 /* if it is the first port attached to the in ad_port_selection_logic()
1413 port->next_port_in_aggregator; in ad_port_selection_logic()
1415 /* not the first port attached to the in ad_port_selection_logic()
1419 port->next_port_in_aggregator; in ad_port_selection_logic()
1422 /* clear the port's relations to this in ad_port_selection_logic()
1425 port->aggregator = NULL; in ad_port_selection_logic()
1426 port->next_port_in_aggregator = NULL; in ad_port_selection_logic()
1427 port->actor_port_aggregator_identifier = 0; in ad_port_selection_logic()
1429 slave_dbg(bond->dev, port->slave->dev, "Port %d left LAG %d\n", in ad_port_selection_logic()
1430 port->actor_port_number, in ad_port_selection_logic()
1441 /* meaning: the port was related to an aggregator in ad_port_selection_logic()
1442 * but was not on the aggregator port list in ad_port_selection_logic()
1444 …et_warn_ratelimited("%s: (slave %s): Warning: Port %d was related to aggregator %d but was not on … in ad_port_selection_logic()
1445 port->slave->bond->dev->name, in ad_port_selection_logic()
1446 port->slave->dev->name, in ad_port_selection_logic()
1447 port->actor_port_number, in ad_port_selection_logic()
1448 port->aggregator->aggregator_identifier); in ad_port_selection_logic()
1451 /* search on all aggregators for a suitable aggregator for this port */ in ad_port_selection_logic()
1462 …if (((aggregator->actor_oper_aggregator_key == port->actor_oper_port_key) && /* if all parameters … in ad_port_selection_logic()
1463 MAC_ADDRESS_EQUAL(&(aggregator->partner_system), &(port->partner_oper.system)) && in ad_port_selection_logic()
1464 (aggregator->partner_system_priority == port->partner_oper.system_priority) && in ad_port_selection_logic()
1465 (aggregator->partner_oper_aggregator_key == port->partner_oper.key) in ad_port_selection_logic()
1467 ((!MAC_ADDRESS_EQUAL(&(port->partner_oper.system), &(null_mac_addr)) && /* partner answers */ in ad_port_selection_logic()
1472 port->aggregator = aggregator; in ad_port_selection_logic()
1473 port->actor_port_aggregator_identifier = in ad_port_selection_logic()
1474 port->aggregator->aggregator_identifier; in ad_port_selection_logic()
1475 port->next_port_in_aggregator = aggregator->lag_ports; in ad_port_selection_logic()
1476 port->aggregator->num_of_ports++; in ad_port_selection_logic()
1477 aggregator->lag_ports = port; in ad_port_selection_logic()
1478 slave_dbg(bond->dev, slave->dev, "Port %d joined LAG %d (existing LAG)\n", in ad_port_selection_logic()
1479 port->actor_port_number, in ad_port_selection_logic()
1480 port->aggregator->aggregator_identifier); in ad_port_selection_logic()
1482 /* mark this port as selected */ in ad_port_selection_logic()
1483 port->sm_vars |= AD_PORT_SELECTED; in ad_port_selection_logic()
1489 /* the port couldn't find an aggregator - attach it to a new in ad_port_selection_logic()
1494 /* assign port a new aggregator */ in ad_port_selection_logic()
1495 port->aggregator = free_aggregator; in ad_port_selection_logic()
1496 port->actor_port_aggregator_identifier = in ad_port_selection_logic()
1497 port->aggregator->aggregator_identifier; in ad_port_selection_logic()
1500 * if port was responsed from the end-user in ad_port_selection_logic()
1502 if (port->actor_oper_port_key & AD_DUPLEX_KEY_MASKS) in ad_port_selection_logic()
1503 /* if port is full duplex */ in ad_port_selection_logic()
1504 port->aggregator->is_individual = false; in ad_port_selection_logic()
1506 port->aggregator->is_individual = true; in ad_port_selection_logic()
1508 port->aggregator->actor_admin_aggregator_key = in ad_port_selection_logic()
1509 port->actor_admin_port_key; in ad_port_selection_logic()
1510 port->aggregator->actor_oper_aggregator_key = in ad_port_selection_logic()
1511 port->actor_oper_port_key; in ad_port_selection_logic()
1512 port->aggregator->partner_system = in ad_port_selection_logic()
1513 port->partner_oper.system; in ad_port_selection_logic()
1514 port->aggregator->partner_system_priority = in ad_port_selection_logic()
1515 port->partner_oper.system_priority; in ad_port_selection_logic()
1516 port->aggregator->partner_oper_aggregator_key = port->partner_oper.key; in ad_port_selection_logic()
1517 port->aggregator->receive_state = 1; in ad_port_selection_logic()
1518 port->aggregator->transmit_state = 1; in ad_port_selection_logic()
1519 port->aggregator->lag_ports = port; in ad_port_selection_logic()
1520 port->aggregator->num_of_ports++; in ad_port_selection_logic()
1522 /* mark this port as selected */ in ad_port_selection_logic()
1523 port->sm_vars |= AD_PORT_SELECTED; in ad_port_selection_logic()
1525 slave_dbg(bond->dev, port->slave->dev, "Port %d joined LAG %d (new LAG)\n", in ad_port_selection_logic()
1526 port->actor_port_number, in ad_port_selection_logic()
1527 port->aggregator->aggregator_identifier); in ad_port_selection_logic()
1529 slave_err(bond->dev, port->slave->dev, in ad_port_selection_logic()
1530 "Port %d did not find a suitable aggregator\n", in ad_port_selection_logic()
1531 port->actor_port_number); in ad_port_selection_logic()
1538 __set_agg_ports_ready(port->aggregator, in ad_port_selection_logic()
1539 __agg_ports_are_ready(port->aggregator)); in ad_port_selection_logic()
1541 aggregator = __get_first_agg(port); in ad_port_selection_logic()
1544 if (!port->aggregator->is_active) in ad_port_selection_logic()
1545 port->actor_oper_port_state &= ~AD_STATE_SYNCHRONIZATION; in ad_port_selection_logic()
1622 struct port *port = agg->lag_ports; in agg_device_up() local
1624 if (!port) in agg_device_up()
1627 for (port = agg->lag_ports; port; in agg_device_up()
1628 port = port->next_port_in_aggregator) { in agg_device_up()
1629 if (netif_running(port->slave->dev) && in agg_device_up()
1630 netif_carrier_ok(port->slave->dev)) in agg_device_up()
1670 struct port *port; in ad_agg_selection_logic() local
1753 for (port = active->lag_ports; port; in ad_agg_selection_logic()
1754 port = port->next_port_in_aggregator) { in ad_agg_selection_logic()
1755 __disable_port(port); in ad_agg_selection_logic()
1769 for (port = active->lag_ports; port; in ad_agg_selection_logic()
1770 port = port->next_port_in_aggregator) { in ad_agg_selection_logic()
1771 __enable_port(port); in ad_agg_selection_logic()
1822 * ad_initialize_port - initialize a given port's parameters
1826 static void ad_initialize_port(struct port *port, int lacp_fast) in ad_initialize_port() argument
1847 if (port) { in ad_initialize_port()
1848 port->actor_port_priority = 0xff; in ad_initialize_port()
1849 port->actor_port_aggregator_identifier = 0; in ad_initialize_port()
1850 port->ntt = false; in ad_initialize_port()
1851 port->actor_admin_port_state = AD_STATE_AGGREGATION | in ad_initialize_port()
1853 port->actor_oper_port_state = AD_STATE_AGGREGATION | in ad_initialize_port()
1857 port->actor_oper_port_state |= AD_STATE_LACP_TIMEOUT; in ad_initialize_port()
1859 memcpy(&port->partner_admin, &tmpl, sizeof(tmpl)); in ad_initialize_port()
1860 memcpy(&port->partner_oper, &tmpl, sizeof(tmpl)); in ad_initialize_port()
1862 port->is_enabled = true; in ad_initialize_port()
1864 port->sm_vars = AD_PORT_BEGIN | AD_PORT_LACP_ENABLED; in ad_initialize_port()
1865 port->sm_rx_state = 0; in ad_initialize_port()
1866 port->sm_rx_timer_counter = 0; in ad_initialize_port()
1867 port->sm_periodic_state = 0; in ad_initialize_port()
1868 port->sm_periodic_timer_counter = 0; in ad_initialize_port()
1869 port->sm_mux_state = 0; in ad_initialize_port()
1870 port->sm_mux_timer_counter = 0; in ad_initialize_port()
1871 port->sm_tx_state = 0; in ad_initialize_port()
1872 port->aggregator = NULL; in ad_initialize_port()
1873 port->next_port_in_aggregator = NULL; in ad_initialize_port()
1874 port->transaction_id = 0; in ad_initialize_port()
1876 port->sm_churn_actor_timer_counter = 0; in ad_initialize_port()
1877 port->sm_churn_actor_state = 0; in ad_initialize_port()
1878 port->churn_actor_count = 0; in ad_initialize_port()
1879 port->sm_churn_partner_timer_counter = 0; in ad_initialize_port()
1880 port->sm_churn_partner_state = 0; in ad_initialize_port()
1881 port->churn_partner_count = 0; in ad_initialize_port()
1883 memcpy(&port->lacpdu, &lacpdu, sizeof(lacpdu)); in ad_initialize_port()
1888 * ad_enable_collecting_distributing - enable a port's transmit/receive
1889 * @port: the port we're looking at
1892 * Enable @port if it's in an active aggregator
1894 static void ad_enable_collecting_distributing(struct port *port, in ad_enable_collecting_distributing() argument
1897 if (port->aggregator->is_active) { in ad_enable_collecting_distributing()
1898 slave_dbg(port->slave->bond->dev, port->slave->dev, in ad_enable_collecting_distributing()
1899 "Enabling port %d (LAG %d)\n", in ad_enable_collecting_distributing()
1900 port->actor_port_number, in ad_enable_collecting_distributing()
1901 port->aggregator->aggregator_identifier); in ad_enable_collecting_distributing()
1902 __enable_port(port); in ad_enable_collecting_distributing()
1909 * ad_disable_collecting_distributing - disable a port's transmit/receive
1910 * @port: the port we're looking at
1913 static void ad_disable_collecting_distributing(struct port *port, in ad_disable_collecting_distributing() argument
1916 if (port->aggregator && in ad_disable_collecting_distributing()
1917 !MAC_ADDRESS_EQUAL(&(port->aggregator->partner_system), in ad_disable_collecting_distributing()
1919 slave_dbg(port->slave->bond->dev, port->slave->dev, in ad_disable_collecting_distributing()
1920 "Disabling port %d (LAG %d)\n", in ad_disable_collecting_distributing()
1921 port->actor_port_number, in ad_disable_collecting_distributing()
1922 port->aggregator->aggregator_identifier); in ad_disable_collecting_distributing()
1923 __disable_port(port); in ad_disable_collecting_distributing()
1932 * @port: the port we're looking at
1935 struct port *port) in ad_marker_info_received() argument
1939 atomic64_inc(&SLAVE_AD_INFO(port->slave)->stats.marker_rx); in ad_marker_info_received()
1940 atomic64_inc(&BOND_AD_INFO(port->slave->bond).stats.marker_rx); in ad_marker_info_received()
1948 if (ad_marker_send(port, &marker) >= 0) in ad_marker_info_received()
1949 slave_dbg(port->slave->bond->dev, port->slave->dev, in ad_marker_info_received()
1950 "Sent Marker Response on port %d\n", in ad_marker_info_received()
1951 port->actor_port_number); in ad_marker_info_received()
1957 * @port: the port we're looking at
1964 struct port *port) in ad_marker_response_received() argument
1966 atomic64_inc(&SLAVE_AD_INFO(port->slave)->stats.marker_resp_rx); in ad_marker_response_received()
1967 atomic64_inc(&BOND_AD_INFO(port->slave->bond).stats.marker_resp_rx); in ad_marker_response_received()
2026 * bond_3ad_bind_slave - initialize a slave's port
2035 struct port *port; in bond_3ad_bind_slave() local
2039 if (SLAVE_AD_INFO(slave)->port.slave != slave) { in bond_3ad_bind_slave()
2041 /* port initialization */ in bond_3ad_bind_slave()
2042 port = &(SLAVE_AD_INFO(slave)->port); in bond_3ad_bind_slave()
2044 ad_initialize_port(port, bond->params.lacp_fast); in bond_3ad_bind_slave()
2046 port->slave = slave; in bond_3ad_bind_slave()
2047 port->actor_port_number = SLAVE_AD_INFO(slave)->id; in bond_3ad_bind_slave()
2051 port->actor_admin_port_key = bond->params.ad_user_port_key << 6; in bond_3ad_bind_slave()
2052 ad_update_actor_keys(port, false); in bond_3ad_bind_slave()
2054 __ad_actor_update_port(port); in bond_3ad_bind_slave()
2058 port->sm_tx_timer_counter = ad_ticks_per_sec/AD_MAX_TX_IN_SECOND; in bond_3ad_bind_slave()
2060 __disable_port(port); in bond_3ad_bind_slave()
2076 * bond_3ad_unbind_slave - deinitialize a slave's port
2079 * Search for the aggregator that is related to this port, remove the
2080 * aggregator and assign another aggregator for other port related to it
2081 * (if any), and remove the port.
2085 struct port *port, *prev_port, *temp_port; in bond_3ad_unbind_slave() local
2096 port = &(SLAVE_AD_INFO(slave)->port); in bond_3ad_unbind_slave()
2098 /* if slave is null, the whole port is not initialized */ in bond_3ad_unbind_slave()
2099 if (!port->slave) { in bond_3ad_unbind_slave()
2100 slave_warn(bond->dev, slave->dev, "Trying to unbind an uninitialized port\n"); in bond_3ad_unbind_slave()
2107 /* Tell the partner that this port is not suitable for aggregation */ in bond_3ad_unbind_slave()
2108 port->actor_oper_port_state &= ~AD_STATE_SYNCHRONIZATION; in bond_3ad_unbind_slave()
2109 port->actor_oper_port_state &= ~AD_STATE_COLLECTING; in bond_3ad_unbind_slave()
2110 port->actor_oper_port_state &= ~AD_STATE_DISTRIBUTING; in bond_3ad_unbind_slave()
2111 port->actor_oper_port_state &= ~AD_STATE_AGGREGATION; in bond_3ad_unbind_slave()
2112 __update_lacpdu_from_port(port); in bond_3ad_unbind_slave()
2113 ad_lacpdu_send(port); in bond_3ad_unbind_slave()
2118 * except the port related to this slave(thats ensure us that in bond_3ad_unbind_slave()
2122 if ((aggregator->lag_ports != port) || in bond_3ad_unbind_slave()
2124 /* find new aggregator for the related port(s) */ in bond_3ad_unbind_slave()
2128 * connected to our port only in bond_3ad_unbind_slave()
2131 ((new_aggregator->lag_ports == port) && in bond_3ad_unbind_slave()
2142 …if ((new_aggregator) && ((!new_aggregator->lag_ports) || ((new_aggregator->lag_ports == port) && !… in bond_3ad_unbind_slave()
2143 slave_dbg(bond->dev, slave->dev, "Some port(s) related to LAG %d - replacing with LAG %d\n", in bond_3ad_unbind_slave()
2147 if ((new_aggregator->lag_ports == port) && in bond_3ad_unbind_slave()
2177 ad_agg_selection_logic(__get_first_agg(port), in bond_3ad_unbind_slave()
2183 /* in case that the only port related to this in bond_3ad_unbind_slave()
2191 temp_aggregator = __get_first_agg(port); in bond_3ad_unbind_slave()
2199 slave_dbg(bond->dev, slave->dev, "Unbinding port %d\n", port->actor_port_number); in bond_3ad_unbind_slave()
2201 /* find the aggregator that this port is connected to */ in bond_3ad_unbind_slave()
2205 /* search the port in the aggregator's related ports */ in bond_3ad_unbind_slave()
2209 if (temp_port == port) { in bond_3ad_unbind_slave()
2210 /* the aggregator found - detach the port from in bond_3ad_unbind_slave()
2224 ad_agg_selection_logic(__get_first_agg(port), in bond_3ad_unbind_slave()
2232 port->slave = NULL; in bond_3ad_unbind_slave()
2242 * If an ad_actor setting gets changed we need to update the individual port
2262 struct port *port = &(SLAVE_AD_INFO(slave))->port; in bond_3ad_update_ad_actor_settings() local
2264 __ad_actor_update_port(port); in bond_3ad_update_ad_actor_settings()
2265 port->ntt = true; in bond_3ad_update_ad_actor_settings()
2290 struct port *port; in bond_3ad_state_machine_handler() local
2294 /* Lock to protect data accessed by all (e.g., port->sm_vars) and in bond_3ad_state_machine_handler()
2309 port = slave ? &(SLAVE_AD_INFO(slave)->port) : NULL; in bond_3ad_state_machine_handler()
2312 if (port) { in bond_3ad_state_machine_handler()
2313 if (!port->slave) { in bond_3ad_state_machine_handler()
2314 net_warn_ratelimited("%s: Warning: bond's first port is uninitialized\n", in bond_3ad_state_machine_handler()
2319 aggregator = __get_first_agg(port); in bond_3ad_state_machine_handler()
2325 /* for each port run the state machines */ in bond_3ad_state_machine_handler()
2327 port = &(SLAVE_AD_INFO(slave)->port); in bond_3ad_state_machine_handler()
2328 if (!port->slave) { in bond_3ad_state_machine_handler()
2329 net_warn_ratelimited("%s: Warning: Found an uninitialized port\n", in bond_3ad_state_machine_handler()
2334 ad_rx_machine(NULL, port); in bond_3ad_state_machine_handler()
2335 ad_periodic_machine(port); in bond_3ad_state_machine_handler()
2336 ad_port_selection_logic(port, &update_slave_arr); in bond_3ad_state_machine_handler()
2337 ad_mux_machine(port, &update_slave_arr); in bond_3ad_state_machine_handler()
2338 ad_tx_machine(port); in bond_3ad_state_machine_handler()
2339 ad_churn_machine(port); in bond_3ad_state_machine_handler()
2342 if (port->sm_vars & AD_PORT_BEGIN) in bond_3ad_state_machine_handler()
2343 port->sm_vars &= ~AD_PORT_BEGIN; in bond_3ad_state_machine_handler()
2380 struct port *port; in bond_3ad_rx_indication() local
2383 port = &(SLAVE_AD_INFO(slave)->port); in bond_3ad_rx_indication()
2384 if (!port->slave) { in bond_3ad_rx_indication()
2385 net_warn_ratelimited("%s: Warning: port of slave %s is uninitialized\n", in bond_3ad_rx_indication()
2394 "Received LACPDU on port %d\n", in bond_3ad_rx_indication()
2395 port->actor_port_number); in bond_3ad_rx_indication()
2398 ad_rx_machine(lacpdu, port); in bond_3ad_rx_indication()
2409 slave_dbg(slave->bond->dev, slave->dev, "Received Marker Information on port %d\n", in bond_3ad_rx_indication()
2410 port->actor_port_number); in bond_3ad_rx_indication()
2411 ad_marker_info_received(marker, port); in bond_3ad_rx_indication()
2414 slave_dbg(slave->bond->dev, slave->dev, "Received Marker Response on port %d\n", in bond_3ad_rx_indication()
2415 port->actor_port_number); in bond_3ad_rx_indication()
2416 ad_marker_response_received(marker, port); in bond_3ad_rx_indication()
2419 slave_dbg(slave->bond->dev, slave->dev, "Received an unknown Marker subtype on port %d\n", in bond_3ad_rx_indication()
2420 port->actor_port_number); in bond_3ad_rx_indication()
2436 * ad_update_actor_keys - Update the oper / admin keys for a port based on
2439 * @port: the port we'are looking at
2443 * (a) A full duplex port can participate in LACP with partner.
2446 static void ad_update_actor_keys(struct port *port, bool reset) in ad_update_actor_keys() argument
2450 u16 old_oper_key = port->actor_oper_port_key; in ad_update_actor_keys()
2452 port->actor_admin_port_key &= ~(AD_SPEED_KEY_MASKS|AD_DUPLEX_KEY_MASKS); in ad_update_actor_keys()
2454 speed = __get_link_speed(port); in ad_update_actor_keys()
2456 duplex = __get_duplex(port); in ad_update_actor_keys()
2457 port->actor_admin_port_key |= (speed << 1) | duplex; in ad_update_actor_keys()
2459 port->actor_oper_port_key = port->actor_admin_port_key; in ad_update_actor_keys()
2461 if (old_oper_key != port->actor_oper_port_key) { in ad_update_actor_keys()
2462 /* Only 'duplex' port participates in LACP */ in ad_update_actor_keys()
2464 port->sm_vars |= AD_PORT_LACP_ENABLED; in ad_update_actor_keys()
2466 port->sm_vars &= ~AD_PORT_LACP_ENABLED; in ad_update_actor_keys()
2470 slave_err(port->slave->bond->dev, in ad_update_actor_keys()
2471 port->slave->dev, in ad_update_actor_keys()
2472 "speed changed to 0 on port %d\n", in ad_update_actor_keys()
2473 port->actor_port_number); in ad_update_actor_keys()
2476 port->sm_vars |= AD_PORT_BEGIN; in ad_update_actor_keys()
2488 * Handle reselection of aggregator (if needed) for this port.
2492 struct port *port; in bond_3ad_adapter_speed_duplex_changed() local
2494 port = &(SLAVE_AD_INFO(slave)->port); in bond_3ad_adapter_speed_duplex_changed()
2496 /* if slave is null, the whole port is not initialized */ in bond_3ad_adapter_speed_duplex_changed()
2497 if (!port->slave) { in bond_3ad_adapter_speed_duplex_changed()
2499 "speed/duplex changed for uninitialized port\n"); in bond_3ad_adapter_speed_duplex_changed()
2504 ad_update_actor_keys(port, false); in bond_3ad_adapter_speed_duplex_changed()
2506 slave_dbg(slave->bond->dev, slave->dev, "Port %d changed speed/duplex\n", in bond_3ad_adapter_speed_duplex_changed()
2507 port->actor_port_number); in bond_3ad_adapter_speed_duplex_changed()
2515 * Handle reselection of aggregator (if needed) for this port.
2520 struct port *port; in bond_3ad_handle_link_change() local
2523 port = &(SLAVE_AD_INFO(slave)->port); in bond_3ad_handle_link_change()
2525 /* if slave is null, the whole port is not initialized */ in bond_3ad_handle_link_change()
2526 if (!port->slave) { in bond_3ad_handle_link_change()
2527 slave_warn(slave->bond->dev, slave->dev, "link status changed for uninitialized port\n"); in bond_3ad_handle_link_change()
2540 port->is_enabled = true; in bond_3ad_handle_link_change()
2541 ad_update_actor_keys(port, false); in bond_3ad_handle_link_change()
2544 port->is_enabled = false; in bond_3ad_handle_link_change()
2545 ad_update_actor_keys(port, true); in bond_3ad_handle_link_change()
2547 agg = __get_first_agg(port); in bond_3ad_handle_link_change()
2552 slave_dbg(slave->bond->dev, slave->dev, "Port %d changed link status to %s\n", in bond_3ad_handle_link_change()
2553 port->actor_port_number, in bond_3ad_handle_link_change()
2621 struct port *port; in __bond_3ad_get_active_agg_info() local
2624 port = &(SLAVE_AD_INFO(slave)->port); in __bond_3ad_get_active_agg_info()
2625 if (port->aggregator && port->aggregator->is_active) { in __bond_3ad_get_active_agg_info()
2626 aggregator = port->aggregator; in __bond_3ad_get_active_agg_info()
2680 * update actor_oper_port_state of each port.
2683 * so we can modify port->actor_oper_port_state,
2688 struct port *port = NULL; in bond_3ad_update_lacp_rate() local
2696 port = &(SLAVE_AD_INFO(slave)->port); in bond_3ad_update_lacp_rate()
2698 port->actor_oper_port_state |= AD_STATE_LACP_TIMEOUT; in bond_3ad_update_lacp_rate()
2700 port->actor_oper_port_state &= ~AD_STATE_LACP_TIMEOUT; in bond_3ad_update_lacp_rate()