Commit 9f5eb0f1 authored by Erik Brockhoff's avatar Erik Brockhoff Committed by Carles Cufi
Browse files

Bluetooth: controller: fixup to peripheral CIS Create check instant 



In case a CIS is the first in a CIG, we should start ISO peripheral
early to allow small CIS offsets

Signed-off-by: default avatarErik Brockhoff <erbr@oticon.com>
parent 9b553c3e

subsys/bluetooth/controller/ll_sw/ull_llcp_cc.c

+11 −0
Original line number Diff line number Diff line
@@ -432,8 +432,19 @@ static void rp_cc_check_instant(struct ll_conn *conn, struct proc_ctx *ctx, uint 
				void *param)

{

	uint16_t start_event_count;

	struct ll_conn_iso_group *cig;



	cig = ll_conn_iso_group_get_by_id(ctx->data.cis_create.cig_id);

	start_event_count = ctx->data.cis_create.conn_event_count;

	LL_ASSERT(cig);



	if (!cig->started) {

		/* Start ISO peripheral one event before the requested instant

		 * for first CIS. This is done to be able to accept small CIS

		 * offsets.

		 */

		start_event_count--;

	}



	if (is_instant_reached_or_passed(start_event_count,

					 cc_event_counter(conn))) {

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