66 	struct hci_dev *hdev = conn->hdev;  in hci_connect_le_scan_cleanup()  local
75 	irk = hci_get_irk(hdev, bdaddr, bdaddr_type);  in hci_connect_le_scan_cleanup()
81 	params = hci_pend_le_action_lookup(&hdev->pend_le_conns, bdaddr,  in hci_connect_le_scan_cleanup()
97 		hci_conn_params_del(hdev, bdaddr, bdaddr_type);  in hci_connect_le_scan_cleanup()
102 		list_add(&params->action, &hdev->pend_le_conns);  in hci_connect_le_scan_cleanup()
105 		list_add(&params->action, &hdev->pend_le_reports);  in hci_connect_le_scan_cleanup()
111 	hci_update_background_scan(hdev);  in hci_connect_le_scan_cleanup()
116 	struct hci_dev *hdev = conn->hdev;  in hci_conn_cleanup()  local
119 		hci_conn_params_del(conn->hdev, &conn->dst, conn->dst_type);  in hci_conn_cleanup()
123 	hci_conn_hash_del(hdev, conn);  in hci_conn_cleanup()
125 	if (hdev->notify)  in hci_conn_cleanup()
126 		hdev->notify(hdev, HCI_NOTIFY_CONN_DEL);  in hci_conn_cleanup()
132 	hci_dev_put(hdev);  in hci_conn_cleanup()
141 	struct hci_dev *hdev = conn->hdev;  in le_scan_cleanup()  local
144 	BT_DBG("%s hcon %p", hdev->name, conn);  in le_scan_cleanup()
146 	hci_dev_lock(hdev);  in le_scan_cleanup()
150 	list_for_each_entry_rcu(c, &hdev->conn_hash.list, list) {  in le_scan_cleanup()
161 	hci_dev_unlock(hdev);  in le_scan_cleanup()
162 	hci_dev_put(hdev);  in le_scan_cleanup()
168 	BT_DBG("%s hcon %p", conn->hdev->name, conn);  in hci_connect_le_scan_remove()
178 	hci_dev_hold(conn->hdev);  in hci_connect_le_scan_remove()
186 	struct hci_dev *hdev = conn->hdev;  in hci_acl_create_connection()  local
198 	conn->link_policy = hdev->link_policy;  in hci_acl_create_connection()
204 	ie = hci_inquiry_cache_lookup(hdev, &conn->dst);  in hci_acl_create_connection()
219 	if (lmp_rswitch_capable(hdev) && !(hdev->link_mode & HCI_LM_MASTER))  in hci_acl_create_connection()
224 	hci_send_cmd(hdev, HCI_OP_CREATE_CONN, sizeof(cp), &cp);  in hci_acl_create_connection()
238 		struct hci_dev *hdev = conn->hdev;  in hci_disconnect()  local
242 		hci_send_cmd(hdev, HCI_OP_READ_CLOCK_OFFSET, sizeof(clkoff_cp),  in hci_disconnect()
251 	struct hci_dev *hdev = conn->hdev;  in hci_add_sco()  local
264 	hci_send_cmd(hdev, HCI_OP_ADD_SCO, sizeof(cp), &cp);  in hci_add_sco()
269 	struct hci_dev *hdev = conn->hdev;  in hci_setup_sync()  local
311 	if (hci_send_cmd(hdev, HCI_OP_SETUP_SYNC_CONN, sizeof(cp), &cp) < 0)  in hci_setup_sync()
320 	struct hci_dev *hdev = conn->hdev;  in hci_le_conn_update()  local
324 	hci_dev_lock(hdev);  in hci_le_conn_update()
326 	params = hci_conn_params_lookup(hdev, &conn->dst, conn->dst_type);  in hci_le_conn_update()
334 	hci_dev_unlock(hdev);  in hci_le_conn_update()
345 	hci_send_cmd(hdev, HCI_OP_LE_CONN_UPDATE, sizeof(cp), &cp);  in hci_le_conn_update()
356 	struct hci_dev *hdev = conn->hdev;  in hci_le_start_enc()  local
368 	hci_send_cmd(hdev, HCI_OP_LE_START_ENC, sizeof(cp), &cp);  in hci_le_start_enc()
382 		if (lmp_esco_capable(conn->hdev))  in hci_sco_setup()
427 	struct hci_dev *hdev = conn->hdev;  in hci_conn_idle()  local
431 	if (!lmp_sniff_capable(hdev) || !lmp_sniff_capable(conn))  in hci_conn_idle()
437 	if (lmp_sniffsubr_capable(hdev) && lmp_sniffsubr_capable(conn)) {  in hci_conn_idle()
443 		hci_send_cmd(hdev, HCI_OP_SNIFF_SUBRATE, sizeof(cp), &cp);  in hci_conn_idle()
449 		cp.max_interval = cpu_to_le16(hdev->sniff_max_interval);  in hci_conn_idle()
450 		cp.min_interval = cpu_to_le16(hdev->sniff_min_interval);  in hci_conn_idle()
453 		hci_send_cmd(hdev, HCI_OP_SNIFF_MODE, sizeof(cp), &cp);  in hci_conn_idle()
462 	hci_send_cmd(conn->hdev, HCI_OP_USER_CONFIRM_REPLY, sizeof(conn->dst),  in hci_conn_auto_accept()
470 	struct hci_dev *hdev = conn->hdev;  in le_conn_timeout()  local
481 		hci_send_cmd(hdev, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable),  in le_conn_timeout()
490 struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst,  in hci_conn_add()  argument
495 	BT_DBG("%s dst %pMR", hdev->name, dst);  in hci_conn_add()
502 	bacpy(&conn->src, &hdev->bdaddr);  in hci_conn_add()
503 	conn->hdev  = hdev;  in hci_conn_add()
509 	conn->io_capability = hdev->io_capability;  in hci_conn_add()
524 		conn->pkt_type = hdev->pkt_type & ACL_PTYPE_MASK;  in hci_conn_add()
528 		hci_copy_identity_address(hdev, &conn->src, &conn->src_type);  in hci_conn_add()
531 		if (lmp_esco_capable(hdev))  in hci_conn_add()
532 			conn->pkt_type = (hdev->esco_type & SCO_ESCO_MASK) |  in hci_conn_add()
533 					(hdev->esco_type & EDR_ESCO_MASK);  in hci_conn_add()
535 			conn->pkt_type = hdev->pkt_type & SCO_PTYPE_MASK;  in hci_conn_add()
538 		conn->pkt_type = hdev->esco_type & ~EDR_ESCO_MASK;  in hci_conn_add()
554 	hci_dev_hold(hdev);  in hci_conn_add()
556 	hci_conn_hash_add(hdev, conn);  in hci_conn_add()
557 	if (hdev->notify)  in hci_conn_add()
558 		hdev->notify(hdev, HCI_NOTIFY_CONN_ADD);  in hci_conn_add()
567 	struct hci_dev *hdev = conn->hdev;  in hci_conn_del()  local
569 	BT_DBG("%s hcon %p handle %d", hdev->name, conn, conn->handle);  in hci_conn_del()
581 		hdev->acl_cnt += conn->sent;  in hci_conn_del()
585 		if (hdev->le_pkts)  in hci_conn_del()
586 			hdev->le_cnt += conn->sent;  in hci_conn_del()
588 			hdev->acl_cnt += conn->sent;  in hci_conn_del()
615 	struct hci_dev *hdev = NULL, *d;  in hci_get_route()  local
634 				hdev = d; break;  in hci_get_route()
638 				hdev = d; break;  in hci_get_route()
643 	if (hdev)  in hci_get_route()
644 		hdev = hci_dev_hold(hdev);  in hci_get_route()
647 	return hdev;  in hci_get_route()
654 	struct hci_dev *hdev = conn->hdev;  in hci_le_conn_failed()  local
657 	params = hci_pend_le_action_lookup(&hdev->pend_le_conns, &conn->dst,  in hci_le_conn_failed()
667 	mgmt_connect_failed(hdev, &conn->dst, conn->type, conn->dst_type,  in hci_le_conn_failed()
677 	hci_update_background_scan(hdev);  in hci_le_conn_failed()
682 	mgmt_reenable_advertising(hdev);  in hci_le_conn_failed()
685 static void create_le_conn_complete(struct hci_dev *hdev, u8 status, u16 opcode)  in create_le_conn_complete()  argument
689 	hci_dev_lock(hdev);  in create_le_conn_complete()
691 	conn = hci_lookup_le_connect(hdev);  in create_le_conn_complete()
707 	hci_dev_unlock(hdev);  in create_le_conn_complete()
714 	struct hci_dev *hdev = conn->hdev;  in hci_req_add_le_create_conn()  local
728 	cp.scan_interval = cpu_to_le16(hdev->le_scan_interval);  in hci_req_add_le_create_conn()
750 	struct hci_dev *hdev = req->hdev;  in hci_req_directed_advertising()  local
760 	hci_dev_clear_flag(hdev, HCI_LE_ADV);  in hci_req_directed_advertising()
773 	cp.channel_map = hdev->le_adv_channel_map;  in hci_req_directed_advertising()
783 struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst,  in hci_connect_le()  argument
794 	if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED)) {  in hci_connect_le()
795 		if (lmp_le_capable(hdev))  in hci_connect_le()
810 	conn = hci_conn_hash_lookup_le(hdev, dst, dst_type);  in hci_connect_le()
827 	if (hci_lookup_le_connect(hdev))  in hci_connect_le()
839 	irk = hci_find_irk_by_addr(hdev, dst, dst_type);  in hci_connect_le()
849 		conn = hci_conn_add(hdev, LE_LINK, dst, role);  in hci_connect_le()
862 	hci_req_init(&req, hdev);  in hci_connect_le()
870 	if (hci_dev_test_flag(hdev, HCI_LE_ADV)) {  in hci_connect_le()
881 		if (hci_dev_test_flag(hdev, HCI_LE_SCAN) &&  in hci_connect_le()
882 		    hdev->le_scan_type == LE_SCAN_ACTIVE) {  in hci_connect_le()
892 	params = hci_conn_params_lookup(hdev, &conn->dst, conn->dst_type);  in hci_connect_le()
899 		conn->le_conn_min_interval = hdev->le_conn_min_interval;  in hci_connect_le()
900 		conn->le_conn_max_interval = hdev->le_conn_max_interval;  in hci_connect_le()
901 		conn->le_conn_latency = hdev->le_conn_latency;  in hci_connect_le()
902 		conn->le_supv_timeout = hdev->le_supv_timeout;  in hci_connect_le()
911 	if (hci_dev_test_flag(hdev, HCI_LE_SCAN)) {  in hci_connect_le()
913 		hci_dev_set_flag(hdev, HCI_LE_SCAN_INTERRUPTED);  in hci_connect_le()
936 static void hci_connect_le_scan_complete(struct hci_dev *hdev, u8 status,  in hci_connect_le_scan_complete()  argument
947 	hci_dev_lock(hdev);  in hci_connect_le_scan_complete()
949 	conn = hci_conn_hash_lookup_state(hdev, LE_LINK, BT_CONNECT);  in hci_connect_le_scan_complete()
953 	hci_dev_unlock(hdev);  in hci_connect_le_scan_complete()
956 static bool is_connected(struct hci_dev *hdev, bdaddr_t *addr, u8 type)  in is_connected()  argument
960 	conn = hci_conn_hash_lookup_le(hdev, addr, type);  in is_connected()
974 	struct hci_dev *hdev = req->hdev;  in hci_explicit_conn_params_set()  local
977 	if (is_connected(hdev, addr, addr_type))  in hci_explicit_conn_params_set()
980 	params = hci_conn_params_lookup(hdev, addr, addr_type);  in hci_explicit_conn_params_set()
982 		params = hci_conn_params_add(hdev, addr, addr_type);  in hci_explicit_conn_params_set()
998 		list_add(&params->action, &hdev->pend_le_conns);  in hci_explicit_conn_params_set()
1011 struct hci_conn *hci_connect_le_scan(struct hci_dev *hdev, bdaddr_t *dst,  in hci_connect_le_scan()  argument
1020 	if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED)) {  in hci_connect_le_scan()
1021 		if (lmp_le_capable(hdev))  in hci_connect_le_scan()
1036 	conn = hci_conn_hash_lookup_le(hdev, dst, dst_type);  in hci_connect_le_scan()
1045 	conn = hci_conn_add(hdev, LE_LINK, dst, role);  in hci_connect_le_scan()
1049 	hci_req_init(&req, hdev);  in hci_connect_le_scan()
1073 struct hci_conn *hci_connect_acl(struct hci_dev *hdev, bdaddr_t *dst,  in hci_connect_acl()  argument
1078 	if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED)) {  in hci_connect_acl()
1079 		if (lmp_bredr_capable(hdev))  in hci_connect_acl()
1085 	acl = hci_conn_hash_lookup_ba(hdev, ACL_LINK, dst);  in hci_connect_acl()
1087 		acl = hci_conn_add(hdev, ACL_LINK, dst, HCI_ROLE_MASTER);  in hci_connect_acl()
1104 struct hci_conn *hci_connect_sco(struct hci_dev *hdev, int type, bdaddr_t *dst,  in hci_connect_sco()  argument
1110 	acl = hci_connect_acl(hdev, dst, BT_SECURITY_LOW, HCI_AT_NO_BONDING);  in hci_connect_sco()
1114 	sco = hci_conn_hash_lookup_ba(hdev, type, dst);  in hci_connect_sco()
1116 		sco = hci_conn_add(hdev, type, dst, HCI_ROLE_MASTER);  in hci_connect_sco()
1156 	if (hci_dev_test_flag(conn->hdev, HCI_SC_ONLY)) {  in hci_conn_check_link_mode()
1192 		hci_send_cmd(conn->hdev, HCI_OP_AUTH_REQUESTED,  in hci_conn_auth()
1216 		hci_send_cmd(conn->hdev, HCI_OP_SET_CONN_ENCRYPT, sizeof(cp),  in hci_conn_encrypt()
1322 		hci_send_cmd(conn->hdev, HCI_OP_SWITCH_ROLE, sizeof(cp), &cp);  in hci_conn_switch_role()
1332 	struct hci_dev *hdev = conn->hdev;  in hci_conn_enter_active_mode()  local
1345 		hci_send_cmd(hdev, HCI_OP_EXIT_SNIFF_MODE, sizeof(cp), &cp);  in hci_conn_enter_active_mode()
1349 	if (hdev->idle_timeout > 0)  in hci_conn_enter_active_mode()
1350 		queue_delayed_work(hdev->workqueue, &conn->idle_work,  in hci_conn_enter_active_mode()
1351 				   msecs_to_jiffies(hdev->idle_timeout));  in hci_conn_enter_active_mode()
1355 void hci_conn_hash_flush(struct hci_dev *hdev)  in hci_conn_hash_flush()  argument
1357 	struct hci_conn_hash *h = &hdev->conn_hash;  in hci_conn_hash_flush()
1360 	BT_DBG("hdev %s", hdev->name);  in hci_conn_hash_flush()
1371 void hci_conn_check_pending(struct hci_dev *hdev)  in hci_conn_check_pending()  argument
1375 	BT_DBG("hdev %s", hdev->name);  in hci_conn_check_pending()
1377 	hci_dev_lock(hdev);  in hci_conn_check_pending()
1379 	conn = hci_conn_hash_lookup_state(hdev, ACL_LINK, BT_CONNECT2);  in hci_conn_check_pending()
1383 	hci_dev_unlock(hdev);  in hci_conn_check_pending()
1413 	struct hci_dev *hdev;  in hci_get_conn_list()  local
1428 	hdev = hci_dev_get(req.dev_id);  in hci_get_conn_list()
1429 	if (!hdev) {  in hci_get_conn_list()
1436 	hci_dev_lock(hdev);  in hci_get_conn_list()
1437 	list_for_each_entry(c, &hdev->conn_hash.list, list) {  in hci_get_conn_list()
1447 	hci_dev_unlock(hdev);  in hci_get_conn_list()
1449 	cl->dev_id = hdev->id;  in hci_get_conn_list()
1453 	hci_dev_put(hdev);  in hci_get_conn_list()
1461 int hci_get_conn_info(struct hci_dev *hdev, void __user *arg)  in hci_get_conn_info()  argument
1471 	hci_dev_lock(hdev);  in hci_get_conn_info()
1472 	conn = hci_conn_hash_lookup_ba(hdev, req.type, &req.bdaddr);  in hci_get_conn_info()
1481 	hci_dev_unlock(hdev);  in hci_get_conn_info()
1489 int hci_get_auth_info(struct hci_dev *hdev, void __user *arg)  in hci_get_auth_info()  argument
1497 	hci_dev_lock(hdev);  in hci_get_auth_info()
1498 	conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &req.bdaddr);  in hci_get_auth_info()
1501 	hci_dev_unlock(hdev);  in hci_get_auth_info()
1511 	struct hci_dev *hdev = conn->hdev;  in hci_chan_create()  local
1514 	BT_DBG("%s hcon %p", hdev->name, conn);  in hci_chan_create()
1537 	struct hci_dev *hdev = conn->hdev;  in hci_chan_del()  local
1539 	BT_DBG("%s hcon %p chan %p", hdev->name, conn, chan);  in hci_chan_del()
1577 struct hci_chan *hci_chan_lookup_handle(struct hci_dev *hdev, __u16 handle)  in hci_chan_lookup_handle()  argument
1579 	struct hci_conn_hash *h = &hdev->conn_hash;  in hci_chan_lookup_handle()