51 #define iso_chan(_iso) ((_iso)->iso.chan);
100 	struct bt_iso_chan *chan = iso->iso.chan;  in bt_iso_sent_cb()  local
103 	__ASSERT(chan != NULL, "NULL chan for iso %p", iso);  in bt_iso_sent_cb()
105 	ops = chan->ops;  in bt_iso_sent_cb()
108 		ops->sent(chan);  in bt_iso_sent_cb()
242 static void bt_iso_chan_add(struct bt_conn *iso, struct bt_iso_chan *chan)  in bt_iso_chan_add()  argument
245 	chan->iso = iso;  in bt_iso_chan_add()
246 	iso->iso.chan = chan;  in bt_iso_chan_add()
249 	LOG_DBG("iso %p chan %p", iso, chan);  in bt_iso_chan_add()
252 static int bt_iso_setup_data_path(struct bt_iso_chan *chan)  in bt_iso_setup_data_path()  argument
265 	iso = chan->iso;  in bt_iso_setup_data_path()
267 	tx_qos = chan->qos->tx;  in bt_iso_setup_data_path()
268 	rx_qos = chan->qos->rx;  in bt_iso_setup_data_path()
347 	struct bt_iso_chan *chan;  in bt_iso_connected()  local
357 	chan = iso_chan(iso);  in bt_iso_connected()
358 	if (chan == NULL) {  in bt_iso_connected()
363 	err = bt_iso_setup_data_path(chan);  in bt_iso_connected()
389 	bt_iso_chan_set_state(chan, BT_ISO_STATE_CONNECTED);  in bt_iso_connected()
391 	if (chan->ops->connected) {  in bt_iso_connected()
392 		chan->ops->connected(chan);  in bt_iso_connected()
396 static void bt_iso_chan_disconnected(struct bt_iso_chan *chan, uint8_t reason)  in bt_iso_chan_disconnected()  argument
398 	LOG_DBG("%p, reason 0x%02x", chan, reason);  in bt_iso_chan_disconnected()
400 	__ASSERT(chan->iso != NULL, "NULL conn for iso chan %p", chan);  in bt_iso_chan_disconnected()
402 	bt_iso_chan_set_state(chan, BT_ISO_STATE_DISCONNECTED);  in bt_iso_chan_disconnected()
403 	bt_conn_set_state(chan->iso, BT_CONN_DISCONNECT_COMPLETE);  in bt_iso_chan_disconnected()
409 	    chan->iso->iso.info.type == BT_ISO_CHAN_TYPE_CONNECTED) {  in bt_iso_chan_disconnected()
410 		bt_iso_cleanup_acl(chan->iso);  in bt_iso_chan_disconnected()
412 		if (chan->iso->role == BT_HCI_ROLE_PERIPHERAL) {  in bt_iso_chan_disconnected()
413 			bt_conn_unref(chan->iso);  in bt_iso_chan_disconnected()
414 			chan->iso = NULL;  in bt_iso_chan_disconnected()
421 			bt_iso_remove_data_path(chan->iso);  in bt_iso_chan_disconnected()
427 			cig = get_cig(chan);  in bt_iso_chan_disconnected()
446 	if (chan->ops->disconnected) {  in bt_iso_chan_disconnected()
447 		chan->ops->disconnected(chan, reason);  in bt_iso_chan_disconnected()
453 	struct bt_iso_chan *chan;  in bt_iso_disconnected()  local
462 	chan = iso_chan(iso);  in bt_iso_disconnected()
463 	if (chan == NULL) {  in bt_iso_disconnected()
468 	bt_iso_chan_disconnected(chan, iso->err);  in bt_iso_disconnected()
490 void bt_iso_chan_set_state_debug(struct bt_iso_chan *chan, enum bt_iso_state state,  in bt_iso_chan_set_state_debug()  argument
493 	LOG_DBG("chan %p iso %p %s -> %s", chan, chan->iso, bt_iso_chan_state_str(chan->state),  in bt_iso_chan_set_state_debug()
504 		if (chan->state != BT_ISO_STATE_DISCONNECTED) {  in bt_iso_chan_set_state_debug()
509 		if (chan->state != BT_ISO_STATE_CONNECTING) {  in bt_iso_chan_set_state_debug()
514 		if (chan->state != BT_ISO_STATE_CONNECTING &&  in bt_iso_chan_set_state_debug()
515 		    chan->state != BT_ISO_STATE_CONNECTED) {  in bt_iso_chan_set_state_debug()
524 	chan->state = state;  in bt_iso_chan_set_state_debug()
527 void bt_iso_chan_set_state(struct bt_iso_chan *chan, enum bt_iso_state state)  in bt_iso_chan_set_state()  argument
529 	chan->state = state;  in bt_iso_chan_set_state()
533 int bt_iso_chan_get_info(const struct bt_iso_chan *chan, struct bt_iso_info *info)  in bt_iso_chan_get_info()  argument
535 	CHECKIF(chan == NULL) {  in bt_iso_chan_get_info()
540 	CHECKIF(chan->iso == NULL) {  in bt_iso_chan_get_info()
550 	(void)memcpy(info, &chan->iso->iso.info, sizeof(*info));  in bt_iso_chan_get_info()
576 	struct bt_iso_chan *chan;  in bt_iso_recv()  local
707 	chan = iso_chan(iso);  in bt_iso_recv()
708 	if (chan == NULL) {  in bt_iso_recv()
710 	} else if (chan->ops->recv != NULL) {  in bt_iso_recv()
711 		chan->ops->recv(chan, iso_info(iso->rx), iso->rx);  in bt_iso_recv()
745 	if (conn->iso.chan->state != BT_ISO_STATE_CONNECTED) {  in iso_data_pull()
785 static uint16_t iso_chan_max_data_len(const struct bt_iso_chan *chan)  in iso_chan_max_data_len()  argument
790 	if (chan->qos->tx == NULL) {  in iso_chan_max_data_len()
794 	max_data_len = chan->qos->tx->sdu;  in iso_chan_max_data_len()
822 static int validate_send(const struct bt_iso_chan *chan, const struct net_buf *buf,  in validate_send()  argument
828 	CHECKIF(!chan || !buf) {  in validate_send()
829 		LOG_DBG("Invalid parameters: chan %p buf %p", chan, buf);  in validate_send()
833 	BT_ISO_DATA_DBG("chan %p len %zu", chan, net_buf_frags_len(buf));  in validate_send()
835 	if (chan->state != BT_ISO_STATE_CONNECTED) {  in validate_send()
836 		LOG_DBG("Channel %p not connected", chan);  in validate_send()
840 	iso_conn = chan->iso;  in validate_send()
842 		LOG_DBG("Channel %p not able to send", chan);  in validate_send()
859 		LOG_DBG("Channel %p cannot send ISO packet with buffer size %u", chan, buf->size);  in validate_send()
864 	max_data_len = iso_chan_max_data_len(chan);  in validate_send()
866 		LOG_DBG("Channel %p cannot send %u octets, maximum %u", chan, buf->len,  in validate_send()
874 int bt_iso_chan_send(struct bt_iso_chan *chan, struct net_buf *buf, uint16_t seq_num)  in bt_iso_chan_send()  argument
880 	err = validate_send(chan, buf, BT_HCI_ISO_SDU_HDR_SIZE);  in bt_iso_chan_send()
885 	BT_ISO_DATA_DBG("chan %p len %zu", chan, net_buf_frags_len(buf));  in bt_iso_chan_send()
892 	iso_conn = chan->iso;  in bt_iso_chan_send()
898 int bt_iso_chan_send_ts(struct bt_iso_chan *chan, struct net_buf *buf, uint16_t seq_num,  in bt_iso_chan_send_ts()  argument
905 	err = validate_send(chan, buf, BT_HCI_ISO_SDU_TS_HDR_SIZE);  in bt_iso_chan_send_ts()
910 	BT_ISO_DATA_DBG("chan %p len %zu", chan, net_buf_frags_len(buf));  in bt_iso_chan_send_ts()
918 	iso_conn = chan->iso;  in bt_iso_chan_send_ts()
980 int bt_iso_chan_get_tx_sync(const struct bt_iso_chan *chan, struct bt_iso_tx_info *info)  in bt_iso_chan_get_tx_sync()  argument
988 	CHECKIF(chan == NULL) {  in bt_iso_chan_get_tx_sync()
993 	CHECKIF(chan->iso == NULL) {  in bt_iso_chan_get_tx_sync()
1003 	CHECKIF(chan->state != BT_ISO_STATE_CONNECTED) {  in bt_iso_chan_get_tx_sync()
1013 	cp->handle = sys_cpu_to_le16(chan->iso->handle);  in bt_iso_chan_get_tx_sync()
1037 int bt_iso_chan_disconnect(struct bt_iso_chan *chan)  in bt_iso_chan_disconnect()  argument
1041 	CHECKIF(!chan) {  in bt_iso_chan_disconnect()
1042 		LOG_DBG("Invalid parameter: chan %p", chan);  in bt_iso_chan_disconnect()
1046 	CHECKIF(chan->iso == NULL) {  in bt_iso_chan_disconnect()
1051 	if (chan->iso->iso.acl == NULL || chan->state == BT_ISO_STATE_DISCONNECTED) {  in bt_iso_chan_disconnect()
1056 	if (chan->state == BT_ISO_STATE_ENCRYPT_PENDING) {  in bt_iso_chan_disconnect()
1058 		bt_iso_chan_set_state(chan, BT_ISO_STATE_DISCONNECTED);  in bt_iso_chan_disconnect()
1060 		if (chan->ops->disconnected) {  in bt_iso_chan_disconnect()
1061 			chan->ops->disconnected(chan, BT_HCI_ERR_LOCALHOST_TERM_CONN);  in bt_iso_chan_disconnect()
1067 	if (chan->state == BT_ISO_STATE_DISCONNECTING) {  in bt_iso_chan_disconnect()
1073 	if (IS_ENABLED(CONFIG_BT_ISO_PERIPHERAL) && chan->iso->role == BT_HCI_ROLE_PERIPHERAL &&  in bt_iso_chan_disconnect()
1074 	    chan->state == BT_ISO_STATE_CONNECTING) {  in bt_iso_chan_disconnect()
1081 	err = bt_conn_disconnect(chan->iso, BT_HCI_ERR_REMOTE_USER_TERM_CONN);  in bt_iso_chan_disconnect()
1083 		bt_iso_chan_set_state(chan, BT_ISO_STATE_DISCONNECTING);  in bt_iso_chan_disconnect()
1110 	struct bt_iso_chan *chan;  in store_cis_info()  local
1113 	chan = iso_conn->chan;  in store_cis_info()
1114 	rx = chan->qos->rx;  in store_cis_info()
1115 	tx = chan->qos->tx;  in store_cis_info()
1117 	LOG_DBG("iso_chan %p tx %p rx %p", chan, tx, rx);  in store_cis_info()
1229 	struct bt_iso_chan *chan;  in store_cis_info_v2()  local
1236 	chan = iso_conn->chan;  in store_cis_info_v2()
1237 	rx = chan->qos->rx;  in store_cis_info_v2()
1238 	tx = chan->qos->tx;  in store_cis_info_v2()
1401 	struct bt_iso_chan *chan;  in iso_accept()  local
1415 	err = iso_server->accept(&accept_info, &chan);  in iso_accept()
1422 	chan->required_sec_level = iso_server->sec_level;  in iso_accept()
1425 	bt_iso_chan_add(iso, chan);  in iso_accept()
1426 	bt_iso_chan_set_state(chan, BT_ISO_STATE_CONNECTING);  in iso_accept()
1636 		struct bt_iso_chan *chan;  in bt_iso_remove_data_path()  local
1640 		chan = iso_chan(iso);  in bt_iso_remove_data_path()
1641 		if (chan == NULL) {  in bt_iso_remove_data_path()
1645 		tx_qos = chan->qos->tx;  in bt_iso_remove_data_path()