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TSCH: reset now also flushes all queues and resets backoff exponents

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This commit is contained in:
Simon Duquennoy 2016-03-15 16:10:01 +01:00
parent 4b4ea36e9b
commit 3057cb3363
3 changed files with 9 additions and 5 deletions
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6
core/net/mac/tsch/tsch-queue.c
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@ -302,14 +302,17 @@ tsch_queue_free_packet(struct tsch_packet *p)
/*---------------------------------------------------------------------------*/ /*---------------------------------------------------------------------------*/
/* Flush all neighbor queues */ /* Flush all neighbor queues */
void void
tsch_queue_flush_all(void) tsch_queue_reset(void)
{ {
/* Deallocate unneeded neighbors */ /* Deallocate unneeded neighbors */
if(!tsch_is_locked()) { if(!tsch_is_locked()) {
struct tsch_neighbor *n = list_head(neighbor_list); struct tsch_neighbor *n = list_head(neighbor_list);
while(n != NULL) { while(n != NULL) {
struct tsch_neighbor *next_n = list_item_next(n); struct tsch_neighbor *next_n = list_item_next(n);
/* Flush queue */
tsch_queue_flush_nbr_queue(n); tsch_queue_flush_nbr_queue(n);
/* Reset backoff exponent */
tsch_queue_backoff_reset(n);
n = next_n; n = next_n;
} }
} }
@ -379,6 +382,7 @@ tsch_queue_get_packet_for_dest_addr(const linkaddr_t *addr, struct tsch_link *li
} }
return NULL; return NULL;
} }
/*---------------------------------------------------------------------------*/
/* Returns the head packet of any neighbor queue with zero backoff counter. /* Returns the head packet of any neighbor queue with zero backoff counter.
* Writes pointer to the neighbor in *n */ * Writes pointer to the neighbor in *n */
struct tsch_packet * struct tsch_packet *

4
core/net/mac/tsch/tsch-queue.h
View file

@ -166,8 +166,8 @@ int tsch_queue_packet_count(const linkaddr_t *addr);
struct tsch_packet *tsch_queue_remove_packet_from_queue(struct tsch_neighbor *n); struct tsch_packet *tsch_queue_remove_packet_from_queue(struct tsch_neighbor *n);
/* Free a packet */ /* Free a packet */
void tsch_queue_free_packet(struct tsch_packet *p); void tsch_queue_free_packet(struct tsch_packet *p);
/* Flush all neighbor queues */ /* Reset neighbor queues */
void tsch_queue_flush_all(void); void tsch_queue_reset(void);
/* Deallocate neighbors with empty queue */ /* Deallocate neighbors with empty queue */
void tsch_queue_free_unused_neighbors(void); void tsch_queue_free_unused_neighbors(void);
/* Is the neighbor queue empty? */ /* Is the neighbor queue empty? */

4
core/net/mac/tsch/tsch.c
View file

@ -199,8 +199,8 @@ tsch_reset(void)
frame802154_set_pan_id(0xffff); frame802154_set_pan_id(0xffff);
/* First make sure pending packet callbacks are sent etc */ /* First make sure pending packet callbacks are sent etc */
process_post_synch(&tsch_pending_events_process, PROCESS_EVENT_POLL, NULL); process_post_synch(&tsch_pending_events_process, PROCESS_EVENT_POLL, NULL);
/* Empty all neighbor queues */ /* Reset neighbor queues */
/* tsch_queue_flush_all(); */ tsch_queue_reset();
/* Remove unused neighbors */ /* Remove unused neighbors */
tsch_queue_free_unused_neighbors(); tsch_queue_free_unused_neighbors();
tsch_queue_update_time_source(NULL); tsch_queue_update_time_source(NULL);