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Bluetooth: Mesh: Transport tx seg_o overflow

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Increases the transport segmentented tx seg_o counter to 6 bits to avoid
overflow when sending 32 segments. The check in the send loop would
previously never be false, which causes segments to repeat
unnecessarily.

Signed-off-by: Trond Einar Snekvik <Trond.Einar.Snekvik@nordicsemi.no>
This commit is contained in:
Trond Einar Snekvik 2020-05-15 10:09:49 +02:00 • committed by Carles Cufí
commit e1c6ea9241
1 changed files with 5 additions and 3 deletions
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8
subsys/bluetooth/mesh/transport.c
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@ -85,11 +85,13 @@ static struct seg_tx {
ctl:1, ctl:1,
aszmic:1, aszmic:1,
friend_cred:1; friend_cred:1;
u8_t seg_o:5, u8_t seg_o:6, /* Segment being sent. 6 bits to
* prevent overflow in loop.
*/
started:1, /* Start cb called */ started:1, /* Start cb called */
sending:1, /* Sending is in progress */ sending:1; /* Sending is in progress */
u8_t nack_count:5, /* Number of unacked segs */
blocked:1; /* Blocked by ongoing tx */ blocked:1; /* Blocked by ongoing tx */
u8_t nack_count; /* Number of unacked segs */
u8_t ttl; u8_t ttl;
u8_t seg_pending:5, /* Number of segments pending */ u8_t seg_pending:5, /* Number of segments pending */
attempts:3; attempts:3;