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Bluetooth: controller: Implementing CIS STO & establishment timeout

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Adding a bit-mask to the 'extra' data structure allowing passing info
re. active CIS's to the ull_conn_iso_done handling. Per CIS storing
an expiration time counter, monitoring in done handling. Adding
establishment timeout monitor in CIS Create procedure, completing
and ntf'ing accordingly.

Signed-off-by: Erik Brockhoff <erbr@oticon.com>
This commit is contained in:
Erik Brockhoff 2022-09-08 13:38:08 +02:00 • committed by Carles Cufí
commit 218da91211
5 changed files with 77 additions and 13 deletions
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22
subsys/bluetooth/controller/ll_sw/ull_llcp_cc.c
View file

@ -49,12 +49,21 @@
#include <soc.h>
#include "hal/debug.h"
static bool cc_check_cis_established_lll(struct proc_ctx *ctx)
static bool cc_check_cis_established_or_timeout_lll(struct proc_ctx *ctx)
{
const struct ll_conn_iso_stream *cis =
ll_conn_iso_stream_get(ctx->data.cis_create.cis_handle);
return cis->established;
if (cis->established) {
return true;
}
if (!cis->event_expire) {
ctx->data.cis_create.error = BT_HCI_ERR_CONN_FAIL_TO_ESTAB;
return true;
}
return false;
}
static void cc_ntf_established(struct ll_conn *conn, struct proc_ctx *ctx)
@ -508,8 +517,11 @@ static void rp_cc_state_wait_cis_established(struct ll_conn *conn, struct proc_c
switch (evt) {
case RP_CC_EVT_RUN:
/* Check for CIS state */
if (cc_check_cis_established_lll(ctx)) {
/* CIS was established, so let's got ahead and complete procedure */
if (cc_check_cis_established_or_timeout_lll(ctx)) {
/* CIS was established or establishement timed out,
* In either case complete procedure and generate
* notification
*/
rp_cc_complete(conn, ctx, evt, param);
}
break;
@ -858,7 +870,7 @@ static void lp_cc_st_wait_established(struct ll_conn *conn, struct proc_ctx *ctx
{
switch (evt) {
case LP_CC_EVT_RUN:
if (cc_check_cis_established_lll(ctx)) {
if (cc_check_cis_established_or_timeout_lll(ctx)) {
/* CIS was established, so let's got ahead and complete procedure */
lp_cc_complete(conn, ctx, evt, param);
}