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Bluetooth: samples: Improve disconnect handling in central_iso

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Improve the disconnect handling in the sample, and
avoid creating a new cig for each connection.

Signed-off-by: Emil Gydesen <emil.gydesen@nordicsemi.no>
This commit is contained in:
Emil Gydesen 2021-08-25 20:09:34 +02:00 • committed by Anas Nashif
commit 84ac32e32d
1 changed files with 20 additions and 20 deletions
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40
samples/bluetooth/central_iso/src/main.c
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@ -160,10 +160,7 @@ static void connected(struct bt_conn *conn, uint8_t err)
{
char addr[BT_ADDR_LE_STR_LEN];
int iso_err;
static struct bt_iso_chan *channels[1];
struct bt_iso_cig_create_param param;
struct bt_iso_connect_param connect_param;
struct bt_iso_cig *cig;
bt_addr_le_to_str(bt_conn_get_dst(conn), addr, sizeof(addr));
@ -183,26 +180,10 @@ static void connected(struct bt_conn *conn, uint8_t err)
printk("Connected: %s\n", addr);
channels[0] = &iso_chan;
param.cis_channels = channels;
param.num_cis = ARRAY_SIZE(channels);
param.sca = BT_GAP_SCA_UNKNOWN;
param.packing = 0;
param.framing = 0;
param.latency = 10; /* ms */
param.interval = 10 * USEC_PER_MSEC; /* us */
iso_err = bt_iso_cig_create(&param, &cig);
if (iso_err) {
printk("Failed to bind iso to connection (%d)\n", iso_err);
return;
}
connect_param.acl = conn;
connect_param.iso_chan = &iso_chan;
iso_err = bt_iso_chan_connect(&connect_param, ARRAY_SIZE(channels));
iso_err = bt_iso_chan_connect(&connect_param, 1);
if (iso_err) {
printk("Failed to connect iso (%d)\n", iso_err);
@ -236,6 +217,9 @@ BT_CONN_CB_DEFINE(conn_callbacks) = {
void main(void)
{
int err;
static struct bt_iso_chan *channels[1];
struct bt_iso_cig_create_param param;
struct bt_iso_cig *cig;
err = bt_enable(NULL);
if (err) {
@ -248,6 +232,22 @@ void main(void)
iso_chan.ops = &iso_ops;
iso_chan.qos = &iso_qos;
channels[0] = &iso_chan;
param.cis_channels = channels;
param.num_cis = ARRAY_SIZE(channels);
param.sca = BT_GAP_SCA_UNKNOWN;
param.packing = 0;
param.framing = 0;
param.latency = 10; /* ms */
param.interval = 10 * USEC_PER_MSEC; /* us */
err = bt_iso_cig_create(&param, &cig);
if (err != 0) {
printk("Failed to create CIG (%d)\n", err);
return;
}
start_scan();
k_work_init_delayable(&iso_send_work, iso_timer_timeout);