Commit 4492c5d0 authored by Johan Hedberg's avatar Johan Hedberg Committed by Johan Hedberg
Browse files

Bluetooth: Mesh: Improve acknowledgement timer calculation 



According to the Mesh Profile Specification: "The acknowledgment timer
shall be set to a minimum of 150 + 50 * TTL milliseconds".

Signed-off-by: default avatarJohan Hedberg <johan.hedberg@intel.com>
parent 8fe33607

subsys/bluetooth/host/mesh/transport.c

+6 −1
Original line number Diff line number Diff line
@@ -806,8 +806,13 @@ static inline s32_t ack_timeout(struct seg_rx *rx) 
{

	s32_t to;



	/* The acknowledgment timer shall be set to a minimum of

	 * 150 + 50 * TTL milliseconds.

	 */

	to = K_MSEC(150 + (50 * rx->ttl));



	/* 100 ms for every not yet received segment */

	to = K_MSEC(((rx->seg_n + 1) - popcount(rx->block)) * 100);

	to += K_MSEC(((rx->seg_n + 1) - popcount(rx->block)) * 100);



	/* Make sure we don't send more frequently than the duration for

	 * each packet (default is 300ms).

CRA Git | Maintained and supported by SUSTech CRA and CCSE