Lines Matching refs:conn
63 static void hci_connect_le_scan_cleanup(struct hci_conn *conn) in hci_connect_le_scan_cleanup() argument
66 struct hci_dev *hdev = conn->hdev; in hci_connect_le_scan_cleanup()
71 bdaddr = &conn->dst; in hci_connect_le_scan_cleanup()
72 bdaddr_type = conn->dst_type; in hci_connect_le_scan_cleanup()
114 static void hci_conn_cleanup(struct hci_conn *conn) in hci_conn_cleanup() argument
116 struct hci_dev *hdev = conn->hdev; in hci_conn_cleanup()
118 if (test_bit(HCI_CONN_PARAM_REMOVAL_PEND, &conn->flags)) in hci_conn_cleanup()
119 hci_conn_params_del(conn->hdev, &conn->dst, conn->dst_type); in hci_conn_cleanup()
121 hci_chan_list_flush(conn); in hci_conn_cleanup()
123 hci_conn_hash_del(hdev, conn); in hci_conn_cleanup()
125 if (conn->type == SCO_LINK || conn->type == ESCO_LINK) { in hci_conn_cleanup()
126 switch (conn->setting & SCO_AIRMODE_MASK) { in hci_conn_cleanup()
138 hci_conn_del_sysfs(conn); in hci_conn_cleanup()
140 debugfs_remove_recursive(conn->debugfs); in hci_conn_cleanup()
144 hci_conn_put(conn); in hci_conn_cleanup()
149 struct hci_conn *conn = container_of(work, struct hci_conn, in le_scan_cleanup() local
151 struct hci_dev *hdev = conn->hdev; in le_scan_cleanup()
154 BT_DBG("%s hcon %p", hdev->name, conn); in le_scan_cleanup()
161 if (c == conn) in le_scan_cleanup()
166 if (c == conn) { in le_scan_cleanup()
167 hci_connect_le_scan_cleanup(conn); in le_scan_cleanup()
168 hci_conn_cleanup(conn); in le_scan_cleanup()
173 hci_conn_put(conn); in le_scan_cleanup()
176 static void hci_connect_le_scan_remove(struct hci_conn *conn) in hci_connect_le_scan_remove() argument
178 BT_DBG("%s hcon %p", conn->hdev->name, conn); in hci_connect_le_scan_remove()
188 hci_dev_hold(conn->hdev); in hci_connect_le_scan_remove()
189 hci_conn_get(conn); in hci_connect_le_scan_remove()
195 schedule_work(&conn->le_scan_cleanup); in hci_connect_le_scan_remove()
198 static void hci_acl_create_connection(struct hci_conn *conn) in hci_acl_create_connection() argument
200 struct hci_dev *hdev = conn->hdev; in hci_acl_create_connection()
204 BT_DBG("hcon %p", conn); in hci_acl_create_connection()
218 conn->state = BT_CONNECT2; in hci_acl_create_connection()
223 conn->state = BT_CONNECT; in hci_acl_create_connection()
224 conn->out = true; in hci_acl_create_connection()
225 conn->role = HCI_ROLE_MASTER; in hci_acl_create_connection()
227 conn->attempt++; in hci_acl_create_connection()
229 conn->link_policy = hdev->link_policy; in hci_acl_create_connection()
232 bacpy(&cp.bdaddr, &conn->dst); in hci_acl_create_connection()
235 ie = hci_inquiry_cache_lookup(hdev, &conn->dst); in hci_acl_create_connection()
244 memcpy(conn->dev_class, ie->data.dev_class, 3); in hci_acl_create_connection()
247 cp.pkt_type = cpu_to_le16(conn->pkt_type); in hci_acl_create_connection()
256 int hci_disconnect(struct hci_conn *conn, __u8 reason) in hci_disconnect() argument
258 BT_DBG("hcon %p", conn); in hci_disconnect()
265 if (conn->type == ACL_LINK && conn->role == HCI_ROLE_MASTER && in hci_disconnect()
266 (conn->state == BT_CONNECTED || conn->state == BT_CONFIG)) { in hci_disconnect()
267 struct hci_dev *hdev = conn->hdev; in hci_disconnect()
270 clkoff_cp.handle = cpu_to_le16(conn->handle); in hci_disconnect()
275 return hci_abort_conn(conn, reason); in hci_disconnect()
278 static void hci_add_sco(struct hci_conn *conn, __u16 handle) in hci_add_sco() argument
280 struct hci_dev *hdev = conn->hdev; in hci_add_sco()
283 BT_DBG("hcon %p", conn); in hci_add_sco()
285 conn->state = BT_CONNECT; in hci_add_sco()
286 conn->out = true; in hci_add_sco()
288 conn->attempt++; in hci_add_sco()
291 cp.pkt_type = cpu_to_le16(conn->pkt_type); in hci_add_sco()
296 static bool find_next_esco_param(struct hci_conn *conn, in find_next_esco_param() argument
299 for (; conn->attempt <= size; conn->attempt++) { in find_next_esco_param()
300 if (lmp_esco_2m_capable(conn->link) || in find_next_esco_param()
301 (esco_param[conn->attempt - 1].pkt_type & ESCO_2EV3)) in find_next_esco_param()
304 conn, conn->attempt); in find_next_esco_param()
307 return conn->attempt <= size; in find_next_esco_param()
310 static bool hci_enhanced_setup_sync_conn(struct hci_conn *conn, __u16 handle) in hci_enhanced_setup_sync_conn() argument
312 struct hci_dev *hdev = conn->hdev; in hci_enhanced_setup_sync_conn()
316 bt_dev_dbg(hdev, "hcon %p", conn); in hci_enhanced_setup_sync_conn()
319 if (conn->codec.data_path) in hci_enhanced_setup_sync_conn()
320 hci_req_configure_datapath(hdev, &conn->codec); in hci_enhanced_setup_sync_conn()
322 conn->state = BT_CONNECT; in hci_enhanced_setup_sync_conn()
323 conn->out = true; in hci_enhanced_setup_sync_conn()
325 conn->attempt++; in hci_enhanced_setup_sync_conn()
334 switch (conn->codec.id) { in hci_enhanced_setup_sync_conn()
336 if (!find_next_esco_param(conn, esco_param_msbc, in hci_enhanced_setup_sync_conn()
340 param = &esco_param_msbc[conn->attempt - 1]; in hci_enhanced_setup_sync_conn()
355 cp.in_data_path = conn->codec.data_path; in hci_enhanced_setup_sync_conn()
356 cp.out_data_path = conn->codec.data_path; in hci_enhanced_setup_sync_conn()
362 if (!find_next_esco_param(conn, esco_param_msbc, in hci_enhanced_setup_sync_conn()
365 param = &esco_param_msbc[conn->attempt - 1]; in hci_enhanced_setup_sync_conn()
380 cp.in_data_path = conn->codec.data_path; in hci_enhanced_setup_sync_conn()
381 cp.out_data_path = conn->codec.data_path; in hci_enhanced_setup_sync_conn()
387 if (lmp_esco_capable(conn->link)) { in hci_enhanced_setup_sync_conn()
388 if (!find_next_esco_param(conn, esco_param_cvsd, in hci_enhanced_setup_sync_conn()
391 param = &esco_param_cvsd[conn->attempt - 1]; in hci_enhanced_setup_sync_conn()
393 if (conn->attempt > ARRAY_SIZE(sco_param_cvsd)) in hci_enhanced_setup_sync_conn()
395 param = &sco_param_cvsd[conn->attempt - 1]; in hci_enhanced_setup_sync_conn()
411 cp.in_data_path = conn->codec.data_path; in hci_enhanced_setup_sync_conn()
412 cp.out_data_path = conn->codec.data_path; in hci_enhanced_setup_sync_conn()
430 static bool hci_setup_sync_conn(struct hci_conn *conn, __u16 handle) in hci_setup_sync_conn() argument
432 struct hci_dev *hdev = conn->hdev; in hci_setup_sync_conn()
436 bt_dev_dbg(hdev, "hcon %p", conn); in hci_setup_sync_conn()
438 conn->state = BT_CONNECT; in hci_setup_sync_conn()
439 conn->out = true; in hci_setup_sync_conn()
441 conn->attempt++; in hci_setup_sync_conn()
447 cp.voice_setting = cpu_to_le16(conn->setting); in hci_setup_sync_conn()
449 switch (conn->setting & SCO_AIRMODE_MASK) { in hci_setup_sync_conn()
451 if (!find_next_esco_param(conn, esco_param_msbc, in hci_setup_sync_conn()
454 param = &esco_param_msbc[conn->attempt - 1]; in hci_setup_sync_conn()
457 if (lmp_esco_capable(conn->link)) { in hci_setup_sync_conn()
458 if (!find_next_esco_param(conn, esco_param_cvsd, in hci_setup_sync_conn()
461 param = &esco_param_cvsd[conn->attempt - 1]; in hci_setup_sync_conn()
463 if (conn->attempt > ARRAY_SIZE(sco_param_cvsd)) in hci_setup_sync_conn()
465 param = &sco_param_cvsd[conn->attempt - 1]; in hci_setup_sync_conn()
482 bool hci_setup_sync(struct hci_conn *conn, __u16 handle) in hci_setup_sync() argument
484 if (enhanced_sco_capable(conn->hdev)) in hci_setup_sync()
485 return hci_enhanced_setup_sync_conn(conn, handle); in hci_setup_sync()
487 return hci_setup_sync_conn(conn, handle); in hci_setup_sync()
490 u8 hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, u16 latency, in hci_le_conn_update() argument
493 struct hci_dev *hdev = conn->hdev; in hci_le_conn_update()
499 params = hci_conn_params_lookup(hdev, &conn->dst, conn->dst_type); in hci_le_conn_update()
510 cp.handle = cpu_to_le16(conn->handle); in hci_le_conn_update()
526 void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __le64 rand, in hci_le_start_enc() argument
529 struct hci_dev *hdev = conn->hdev; in hci_le_start_enc()
532 BT_DBG("hcon %p", conn); in hci_le_start_enc()
536 cp.handle = cpu_to_le16(conn->handle); in hci_le_start_enc()
545 void hci_sco_setup(struct hci_conn *conn, __u8 status) in hci_sco_setup() argument
547 struct hci_conn *sco = conn->link; in hci_sco_setup()
552 BT_DBG("hcon %p", conn); in hci_sco_setup()
555 if (lmp_esco_capable(conn->hdev)) in hci_sco_setup()
556 hci_setup_sync(sco, conn->handle); in hci_sco_setup()
558 hci_add_sco(sco, conn->handle); in hci_sco_setup()
567 struct hci_conn *conn = container_of(work, struct hci_conn, in hci_conn_timeout() local
569 int refcnt = atomic_read(&conn->refcnt); in hci_conn_timeout()
571 BT_DBG("hcon %p state %s", conn, state_to_string(conn->state)); in hci_conn_timeout()
586 if (conn->state == BT_CONNECT && conn->type == LE_LINK && in hci_conn_timeout()
587 test_bit(HCI_CONN_SCANNING, &conn->flags)) { in hci_conn_timeout()
588 hci_connect_le_scan_remove(conn); in hci_conn_timeout()
592 hci_abort_conn(conn, hci_proto_disconn_ind(conn)); in hci_conn_timeout()
598 struct hci_conn *conn = container_of(work, struct hci_conn, in hci_conn_idle() local
600 struct hci_dev *hdev = conn->hdev; in hci_conn_idle()
602 BT_DBG("hcon %p mode %d", conn, conn->mode); in hci_conn_idle()
604 if (!lmp_sniff_capable(hdev) || !lmp_sniff_capable(conn)) in hci_conn_idle()
607 if (conn->mode != HCI_CM_ACTIVE || !(conn->link_policy & HCI_LP_SNIFF)) in hci_conn_idle()
610 if (lmp_sniffsubr_capable(hdev) && lmp_sniffsubr_capable(conn)) { in hci_conn_idle()
612 cp.handle = cpu_to_le16(conn->handle); in hci_conn_idle()
619 if (!test_and_set_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->flags)) { in hci_conn_idle()
621 cp.handle = cpu_to_le16(conn->handle); in hci_conn_idle()
632 struct hci_conn *conn = container_of(work, struct hci_conn, in hci_conn_auto_accept() local
635 hci_send_cmd(conn->hdev, HCI_OP_USER_CONFIRM_REPLY, sizeof(conn->dst), in hci_conn_auto_accept()
636 &conn->dst); in hci_conn_auto_accept()
658 struct hci_conn *conn = container_of(work, struct hci_conn, in le_conn_timeout() local
660 struct hci_dev *hdev = conn->hdev; in le_conn_timeout()
669 if (conn->role == HCI_ROLE_SLAVE) { in le_conn_timeout()
672 hci_le_conn_failed(conn, HCI_ERROR_ADVERTISING_TIMEOUT); in le_conn_timeout()
676 hci_abort_conn(conn, HCI_ERROR_REMOTE_USER_TERM); in le_conn_timeout()
682 struct hci_conn *conn; in hci_conn_add() local
686 conn = kzalloc(sizeof(*conn), GFP_KERNEL); in hci_conn_add()
687 if (!conn) in hci_conn_add()
690 bacpy(&conn->dst, dst); in hci_conn_add()
691 bacpy(&conn->src, &hdev->bdaddr); in hci_conn_add()
692 conn->hdev = hdev; in hci_conn_add()
693 conn->type = type; in hci_conn_add()
694 conn->role = role; in hci_conn_add()
695 conn->mode = HCI_CM_ACTIVE; in hci_conn_add()
696 conn->state = BT_OPEN; in hci_conn_add()
697 conn->auth_type = HCI_AT_GENERAL_BONDING; in hci_conn_add()
698 conn->io_capability = hdev->io_capability; in hci_conn_add()
699 conn->remote_auth = 0xff; in hci_conn_add()
700 conn->key_type = 0xff; in hci_conn_add()
701 conn->rssi = HCI_RSSI_INVALID; in hci_conn_add()
702 conn->tx_power = HCI_TX_POWER_INVALID; in hci_conn_add()
703 conn->max_tx_power = HCI_TX_POWER_INVALID; in hci_conn_add()
705 set_bit(HCI_CONN_POWER_SAVE, &conn->flags); in hci_conn_add()
706 conn->disc_timeout = HCI_DISCONN_TIMEOUT; in hci_conn_add()
709 conn->auth_payload_timeout = DEFAULT_AUTH_PAYLOAD_TIMEOUT; in hci_conn_add()
711 if (conn->role == HCI_ROLE_MASTER) in hci_conn_add()
712 conn->out = true; in hci_conn_add()
716 conn->pkt_type = hdev->pkt_type & ACL_PTYPE_MASK; in hci_conn_add()
720 hci_copy_identity_address(hdev, &conn->src, &conn->src_type); in hci_conn_add()
724 conn->pkt_type = (hdev->esco_type & SCO_ESCO_MASK) | in hci_conn_add()
727 conn->pkt_type = hdev->pkt_type & SCO_PTYPE_MASK; in hci_conn_add()
730 conn->pkt_type = hdev->esco_type & ~EDR_ESCO_MASK; in hci_conn_add()
734 skb_queue_head_init(&conn->data_q); in hci_conn_add()
736 INIT_LIST_HEAD(&conn->chan_list); in hci_conn_add()
738 INIT_DELAYED_WORK(&conn->disc_work, hci_conn_timeout); in hci_conn_add()
739 INIT_DELAYED_WORK(&conn->auto_accept_work, hci_conn_auto_accept); in hci_conn_add()
740 INIT_DELAYED_WORK(&conn->idle_work, hci_conn_idle); in hci_conn_add()
741 INIT_DELAYED_WORK(&conn->le_conn_timeout, le_conn_timeout); in hci_conn_add()
742 INIT_WORK(&conn->le_scan_cleanup, le_scan_cleanup); in hci_conn_add()
744 atomic_set(&conn->refcnt, 0); in hci_conn_add()
748 hci_conn_hash_add(hdev, conn); in hci_conn_add()
754 if (conn->type != SCO_LINK && conn->type != ESCO_LINK) { in hci_conn_add()
759 hci_conn_init_sysfs(conn); in hci_conn_add()
761 return conn; in hci_conn_add()
764 int hci_conn_del(struct hci_conn *conn) in hci_conn_del() argument
766 struct hci_dev *hdev = conn->hdev; in hci_conn_del()
768 BT_DBG("%s hcon %p handle %d", hdev->name, conn, conn->handle); in hci_conn_del()
770 cancel_delayed_work_sync(&conn->disc_work); in hci_conn_del()
771 cancel_delayed_work_sync(&conn->auto_accept_work); in hci_conn_del()
772 cancel_delayed_work_sync(&conn->idle_work); in hci_conn_del()
774 if (conn->type == ACL_LINK) { in hci_conn_del()
775 struct hci_conn *sco = conn->link; in hci_conn_del()
780 hdev->acl_cnt += conn->sent; in hci_conn_del()
781 } else if (conn->type == LE_LINK) { in hci_conn_del()
782 cancel_delayed_work(&conn->le_conn_timeout); in hci_conn_del()
785 hdev->le_cnt += conn->sent; in hci_conn_del()
787 hdev->acl_cnt += conn->sent; in hci_conn_del()
789 struct hci_conn *acl = conn->link; in hci_conn_del()
796 if (conn->amp_mgr) in hci_conn_del()
797 amp_mgr_put(conn->amp_mgr); in hci_conn_del()
799 skb_queue_purge(&conn->data_q); in hci_conn_del()
806 hci_conn_cleanup(conn); in hci_conn_del()
873 void hci_le_conn_failed(struct hci_conn *conn, u8 status) in hci_le_conn_failed() argument
875 struct hci_dev *hdev = conn->hdev; in hci_le_conn_failed()
878 params = hci_pend_le_action_lookup(&hdev->pend_le_conns, &conn->dst, in hci_le_conn_failed()
879 conn->dst_type); in hci_le_conn_failed()
880 if (params && params->conn) { in hci_le_conn_failed()
881 hci_conn_drop(params->conn); in hci_le_conn_failed()
882 hci_conn_put(params->conn); in hci_le_conn_failed()
883 params->conn = NULL; in hci_le_conn_failed()
886 conn->state = BT_CLOSED; in hci_le_conn_failed()
896 mgmt_connect_failed(hdev, &conn->dst, conn->type, in hci_le_conn_failed()
897 conn->dst_type, status); in hci_le_conn_failed()
899 hci_connect_cfm(conn, status); in hci_le_conn_failed()
901 hci_conn_del(conn); in hci_le_conn_failed()
926 struct hci_conn *conn; in create_le_conn_complete() local
930 conn = hci_lookup_le_connect(hdev); in create_le_conn_complete()
936 hci_connect_le_scan_cleanup(conn); in create_le_conn_complete()
943 if (!conn) in create_le_conn_complete()
946 hci_le_conn_failed(conn, status); in create_le_conn_complete()
952 static bool conn_use_rpa(struct hci_conn *conn) in conn_use_rpa() argument
954 struct hci_dev *hdev = conn->hdev; in conn_use_rpa()
959 static void set_ext_conn_params(struct hci_conn *conn, in set_ext_conn_params() argument
962 struct hci_dev *hdev = conn->hdev; in set_ext_conn_params()
968 p->conn_interval_min = cpu_to_le16(conn->le_conn_min_interval); in set_ext_conn_params()
969 p->conn_interval_max = cpu_to_le16(conn->le_conn_max_interval); in set_ext_conn_params()
970 p->conn_latency = cpu_to_le16(conn->le_conn_latency); in set_ext_conn_params()
971 p->supervision_timeout = cpu_to_le16(conn->le_supv_timeout); in set_ext_conn_params()
977 struct hci_conn *conn, in hci_req_add_le_create_conn() argument
980 struct hci_dev *hdev = conn->hdev; in hci_req_add_le_create_conn()
997 if (hci_update_random_address(req, false, conn_use_rpa(conn), in hci_req_add_le_create_conn()
1013 bacpy(&cp->peer_addr, &conn->dst); in hci_req_add_le_create_conn()
1014 cp->peer_addr_type = conn->dst_type; in hci_req_add_le_create_conn()
1021 set_ext_conn_params(conn, p); in hci_req_add_le_create_conn()
1029 set_ext_conn_params(conn, p); in hci_req_add_le_create_conn()
1037 set_ext_conn_params(conn, p); in hci_req_add_le_create_conn()
1052 bacpy(&cp.peer_addr, &conn->dst); in hci_req_add_le_create_conn()
1053 cp.peer_addr_type = conn->dst_type; in hci_req_add_le_create_conn()
1055 cp.conn_interval_min = cpu_to_le16(conn->le_conn_min_interval); in hci_req_add_le_create_conn()
1056 cp.conn_interval_max = cpu_to_le16(conn->le_conn_max_interval); in hci_req_add_le_create_conn()
1057 cp.conn_latency = cpu_to_le16(conn->le_conn_latency); in hci_req_add_le_create_conn()
1058 cp.supervision_timeout = cpu_to_le16(conn->le_supv_timeout); in hci_req_add_le_create_conn()
1065 conn->state = BT_CONNECT; in hci_req_add_le_create_conn()
1066 clear_bit(HCI_CONN_SCANNING, &conn->flags); in hci_req_add_le_create_conn()
1070 struct hci_conn *conn) in hci_req_directed_advertising() argument
1083 if (hci_get_random_address(hdev, false, conn_use_rpa(conn), NULL, in hci_req_directed_advertising()
1097 cp.peer_addr_type = conn->dst_type; in hci_req_directed_advertising()
1098 bacpy(&cp.peer_addr, &conn->dst); in hci_req_directed_advertising()
1141 if (hci_update_random_address(req, false, conn_use_rpa(conn), in hci_req_directed_advertising()
1156 cp.direct_addr_type = conn->dst_type; in hci_req_directed_advertising()
1157 bacpy(&cp.direct_addr, &conn->dst); in hci_req_directed_advertising()
1167 conn->state = BT_CONNECT; in hci_req_directed_advertising()
1175 struct hci_conn *conn; in hci_connect_le() local
1204 conn = hci_conn_hash_lookup_le(hdev, dst, dst_type); in hci_connect_le()
1205 if (conn && !test_bit(HCI_CONN_SCANNING, &conn->flags)) { in hci_connect_le()
1229 if (conn) { in hci_connect_le()
1230 bacpy(&conn->dst, dst); in hci_connect_le()
1232 conn = hci_conn_add(hdev, LE_LINK, dst, role); in hci_connect_le()
1233 if (!conn) in hci_connect_le()
1235 hci_conn_hold(conn); in hci_connect_le()
1236 conn->pending_sec_level = sec_level; in hci_connect_le()
1239 conn->dst_type = dst_type; in hci_connect_le()
1240 conn->sec_level = BT_SECURITY_LOW; in hci_connect_le()
1241 conn->conn_timeout = conn_timeout; in hci_connect_le()
1256 if (conn->role == HCI_ROLE_SLAVE) { in hci_connect_le()
1263 hci_conn_del(conn); in hci_connect_le()
1267 hci_req_directed_advertising(&req, conn); in hci_connect_le()
1271 params = hci_conn_params_lookup(hdev, &conn->dst, conn->dst_type); in hci_connect_le()
1273 conn->le_conn_min_interval = params->conn_min_interval; in hci_connect_le()
1274 conn->le_conn_max_interval = params->conn_max_interval; in hci_connect_le()
1275 conn->le_conn_latency = params->conn_latency; in hci_connect_le()
1276 conn->le_supv_timeout = params->supervision_timeout; in hci_connect_le()
1278 conn->le_conn_min_interval = hdev->le_conn_min_interval; in hci_connect_le()
1279 conn->le_conn_max_interval = hdev->le_conn_max_interval; in hci_connect_le()
1280 conn->le_conn_latency = hdev->le_conn_latency; in hci_connect_le()
1281 conn->le_supv_timeout = hdev->le_supv_timeout; in hci_connect_le()
1295 hci_req_add_le_create_conn(&req, conn, direct_rpa); in hci_connect_le()
1300 hci_conn_del(conn); in hci_connect_le()
1308 return conn; in hci_connect_le()
1313 struct hci_conn *conn; in is_connected() local
1315 conn = hci_conn_hash_lookup_le(hdev, addr, type); in is_connected()
1316 if (!conn) in is_connected()
1319 if (conn->state != BT_CONNECTED) in is_connected()
1369 struct hci_conn *conn; in hci_connect_le_scan() local
1388 conn = hci_conn_hash_lookup_le(hdev, dst, dst_type); in hci_connect_le_scan()
1389 if (conn) { in hci_connect_le_scan()
1390 if (conn->pending_sec_level < sec_level) in hci_connect_le_scan()
1391 conn->pending_sec_level = sec_level; in hci_connect_le_scan()
1397 conn = hci_conn_add(hdev, LE_LINK, dst, HCI_ROLE_MASTER); in hci_connect_le_scan()
1398 if (!conn) in hci_connect_le_scan()
1402 hci_conn_del(conn); in hci_connect_le_scan()
1406 conn->state = BT_CONNECT; in hci_connect_le_scan()
1407 set_bit(HCI_CONN_SCANNING, &conn->flags); in hci_connect_le_scan()
1408 conn->dst_type = dst_type; in hci_connect_le_scan()
1409 conn->sec_level = BT_SECURITY_LOW; in hci_connect_le_scan()
1410 conn->pending_sec_level = sec_level; in hci_connect_le_scan()
1411 conn->conn_timeout = conn_timeout; in hci_connect_le_scan()
1412 conn->conn_reason = conn_reason; in hci_connect_le_scan()
1417 hci_conn_hold(conn); in hci_connect_le_scan()
1418 return conn; in hci_connect_le_scan()
1500 int hci_conn_check_link_mode(struct hci_conn *conn) in hci_conn_check_link_mode() argument
1502 BT_DBG("hcon %p", conn); in hci_conn_check_link_mode()
1508 if (hci_dev_test_flag(conn->hdev, HCI_SC_ONLY)) { in hci_conn_check_link_mode()
1509 if (!hci_conn_sc_enabled(conn) || in hci_conn_check_link_mode()
1510 !test_bit(HCI_CONN_AES_CCM, &conn->flags) || in hci_conn_check_link_mode()
1511 conn->key_type != HCI_LK_AUTH_COMBINATION_P256) in hci_conn_check_link_mode()
1525 if (conn->sec_level == BT_SECURITY_FIPS && in hci_conn_check_link_mode()
1526 !test_bit(HCI_CONN_AES_CCM, &conn->flags)) { in hci_conn_check_link_mode()
1527 bt_dev_err(conn->hdev, in hci_conn_check_link_mode()
1532 if (hci_conn_ssp_enabled(conn) && in hci_conn_check_link_mode()
1533 !test_bit(HCI_CONN_ENCRYPT, &conn->flags)) in hci_conn_check_link_mode()
1540 static int hci_conn_auth(struct hci_conn *conn, __u8 sec_level, __u8 auth_type) in hci_conn_auth() argument
1542 BT_DBG("hcon %p", conn); in hci_conn_auth()
1544 if (conn->pending_sec_level > sec_level) in hci_conn_auth()
1545 sec_level = conn->pending_sec_level; in hci_conn_auth()
1547 if (sec_level > conn->sec_level) in hci_conn_auth()
1548 conn->pending_sec_level = sec_level; in hci_conn_auth()
1549 else if (test_bit(HCI_CONN_AUTH, &conn->flags)) in hci_conn_auth()
1553 auth_type |= (conn->auth_type & 0x01); in hci_conn_auth()
1555 conn->auth_type = auth_type; in hci_conn_auth()
1557 if (!test_and_set_bit(HCI_CONN_AUTH_PEND, &conn->flags)) { in hci_conn_auth()
1560 cp.handle = cpu_to_le16(conn->handle); in hci_conn_auth()
1561 hci_send_cmd(conn->hdev, HCI_OP_AUTH_REQUESTED, in hci_conn_auth()
1567 if (test_bit(HCI_CONN_ENCRYPT, &conn->flags)) in hci_conn_auth()
1568 set_bit(HCI_CONN_REAUTH_PEND, &conn->flags); in hci_conn_auth()
1570 set_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags); in hci_conn_auth()
1577 static void hci_conn_encrypt(struct hci_conn *conn) in hci_conn_encrypt() argument
1579 BT_DBG("hcon %p", conn); in hci_conn_encrypt()
1581 if (!test_and_set_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) { in hci_conn_encrypt()
1583 cp.handle = cpu_to_le16(conn->handle); in hci_conn_encrypt()
1585 hci_send_cmd(conn->hdev, HCI_OP_SET_CONN_ENCRYPT, sizeof(cp), in hci_conn_encrypt()
1591 int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type, in hci_conn_security() argument
1594 BT_DBG("hcon %p", conn); in hci_conn_security()
1596 if (conn->type == LE_LINK) in hci_conn_security()
1597 return smp_conn_security(conn, sec_level); in hci_conn_security()
1605 if (sec_level == BT_SECURITY_LOW && !hci_conn_ssp_enabled(conn)) in hci_conn_security()
1609 if (!test_bit(HCI_CONN_AUTH, &conn->flags)) in hci_conn_security()
1614 if (conn->key_type == HCI_LK_AUTH_COMBINATION_P256 && in hci_conn_security()
1620 if ((conn->key_type == HCI_LK_AUTH_COMBINATION_P192 || in hci_conn_security()
1621 conn->key_type == HCI_LK_AUTH_COMBINATION_P256) && in hci_conn_security()
1627 if ((conn->key_type == HCI_LK_UNAUTH_COMBINATION_P192 || in hci_conn_security()
1628 conn->key_type == HCI_LK_UNAUTH_COMBINATION_P256) && in hci_conn_security()
1636 if (conn->key_type == HCI_LK_COMBINATION && in hci_conn_security()
1638 conn->pin_length == 16)) in hci_conn_security()
1642 if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) in hci_conn_security()
1646 set_bit(HCI_CONN_AUTH_INITIATOR, &conn->flags); in hci_conn_security()
1648 if (!hci_conn_auth(conn, sec_level, auth_type)) in hci_conn_security()
1652 if (test_bit(HCI_CONN_ENCRYPT, &conn->flags)) { in hci_conn_security()
1656 if (!conn->enc_key_size) in hci_conn_security()
1663 hci_conn_encrypt(conn); in hci_conn_security()
1669 int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level) in hci_conn_check_secure() argument
1671 BT_DBG("hcon %p", conn); in hci_conn_check_secure()
1678 if (conn->sec_level == BT_SECURITY_HIGH || in hci_conn_check_secure()
1679 conn->sec_level == BT_SECURITY_FIPS) in hci_conn_check_secure()
1688 int hci_conn_switch_role(struct hci_conn *conn, __u8 role) in hci_conn_switch_role() argument
1690 BT_DBG("hcon %p", conn); in hci_conn_switch_role()
1692 if (role == conn->role) in hci_conn_switch_role()
1695 if (!test_and_set_bit(HCI_CONN_RSWITCH_PEND, &conn->flags)) { in hci_conn_switch_role()
1697 bacpy(&cp.bdaddr, &conn->dst); in hci_conn_switch_role()
1699 hci_send_cmd(conn->hdev, HCI_OP_SWITCH_ROLE, sizeof(cp), &cp); in hci_conn_switch_role()
1707 void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active) in hci_conn_enter_active_mode() argument
1709 struct hci_dev *hdev = conn->hdev; in hci_conn_enter_active_mode()
1711 BT_DBG("hcon %p mode %d", conn, conn->mode); in hci_conn_enter_active_mode()
1713 if (conn->mode != HCI_CM_SNIFF) in hci_conn_enter_active_mode()
1716 if (!test_bit(HCI_CONN_POWER_SAVE, &conn->flags) && !force_active) in hci_conn_enter_active_mode()
1719 if (!test_and_set_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->flags)) { in hci_conn_enter_active_mode()
1721 cp.handle = cpu_to_le16(conn->handle); in hci_conn_enter_active_mode()
1727 queue_delayed_work(hdev->workqueue, &conn->idle_work, in hci_conn_enter_active_mode()
1750 struct hci_conn *conn; in hci_conn_check_pending() local
1756 conn = hci_conn_hash_lookup_state(hdev, ACL_LINK, BT_CONNECT2); in hci_conn_check_pending()
1757 if (conn) in hci_conn_check_pending()
1758 hci_acl_create_connection(conn); in hci_conn_check_pending()
1763 static u32 get_link_mode(struct hci_conn *conn) in get_link_mode() argument
1767 if (conn->role == HCI_ROLE_MASTER) in get_link_mode()
1770 if (test_bit(HCI_CONN_ENCRYPT, &conn->flags)) in get_link_mode()
1773 if (test_bit(HCI_CONN_AUTH, &conn->flags)) in get_link_mode()
1776 if (test_bit(HCI_CONN_SECURE, &conn->flags)) in get_link_mode()
1779 if (test_bit(HCI_CONN_FIPS, &conn->flags)) in get_link_mode()
1842 struct hci_conn *conn; in hci_get_conn_info() local
1849 conn = hci_conn_hash_lookup_ba(hdev, req.type, &req.bdaddr); in hci_get_conn_info()
1850 if (conn) { in hci_get_conn_info()
1851 bacpy(&ci.bdaddr, &conn->dst); in hci_get_conn_info()
1852 ci.handle = conn->handle; in hci_get_conn_info()
1853 ci.type = conn->type; in hci_get_conn_info()
1854 ci.out = conn->out; in hci_get_conn_info()
1855 ci.state = conn->state; in hci_get_conn_info()
1856 ci.link_mode = get_link_mode(conn); in hci_get_conn_info()
1860 if (!conn) in hci_get_conn_info()
1869 struct hci_conn *conn; in hci_get_auth_info() local
1875 conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &req.bdaddr); in hci_get_auth_info()
1876 if (conn) in hci_get_auth_info()
1877 req.type = conn->auth_type; in hci_get_auth_info()
1880 if (!conn) in hci_get_auth_info()
1886 struct hci_chan *hci_chan_create(struct hci_conn *conn) in hci_chan_create() argument
1888 struct hci_dev *hdev = conn->hdev; in hci_chan_create()
1891 BT_DBG("%s hcon %p", hdev->name, conn); in hci_chan_create()
1893 if (test_bit(HCI_CONN_DROP, &conn->flags)) { in hci_chan_create()
1902 chan->conn = hci_conn_get(conn); in hci_chan_create()
1906 list_add_rcu(&chan->list, &conn->chan_list); in hci_chan_create()
1913 struct hci_conn *conn = chan->conn; in hci_chan_del() local
1914 struct hci_dev *hdev = conn->hdev; in hci_chan_del()
1916 BT_DBG("%s hcon %p chan %p", hdev->name, conn, chan); in hci_chan_del()
1923 set_bit(HCI_CONN_DROP, &conn->flags); in hci_chan_del()
1925 hci_conn_put(conn); in hci_chan_del()
1931 void hci_chan_list_flush(struct hci_conn *conn) in hci_chan_list_flush() argument
1935 BT_DBG("hcon %p", conn); in hci_chan_list_flush()
1937 list_for_each_entry_safe(chan, n, &conn->chan_list, list) in hci_chan_list_flush()
1973 u32 hci_conn_get_phy(struct hci_conn *conn) in hci_conn_get_phy() argument
1981 switch (conn->type) { in hci_conn_get_phy()
1996 if (conn->pkt_type & (HCI_DM3 | HCI_DH3)) in hci_conn_get_phy()
1999 if (conn->pkt_type & (HCI_DM5 | HCI_DH5)) in hci_conn_get_phy()
2005 if (!(conn->pkt_type & HCI_2DH1)) in hci_conn_get_phy()
2008 if (!(conn->pkt_type & HCI_2DH3)) in hci_conn_get_phy()
2011 if (!(conn->pkt_type & HCI_2DH5)) in hci_conn_get_phy()
2017 if (!(conn->pkt_type & HCI_3DH1)) in hci_conn_get_phy()
2020 if (!(conn->pkt_type & HCI_3DH3)) in hci_conn_get_phy()
2023 if (!(conn->pkt_type & HCI_3DH5)) in hci_conn_get_phy()
2032 if (!(conn->pkt_type & (ESCO_EV4 | ESCO_EV5))) in hci_conn_get_phy()
2036 if (!(conn->pkt_type & ESCO_2EV3)) in hci_conn_get_phy()
2039 if (!(conn->pkt_type & ESCO_2EV5)) in hci_conn_get_phy()
2043 if (!(conn->pkt_type & ESCO_3EV3)) in hci_conn_get_phy()
2046 if (!(conn->pkt_type & ESCO_3EV5)) in hci_conn_get_phy()
2052 if (conn->le_tx_phy & HCI_LE_SET_PHY_1M) in hci_conn_get_phy()
2055 if (conn->le_rx_phy & HCI_LE_SET_PHY_1M) in hci_conn_get_phy()
2058 if (conn->le_tx_phy & HCI_LE_SET_PHY_2M) in hci_conn_get_phy()
2061 if (conn->le_rx_phy & HCI_LE_SET_PHY_2M) in hci_conn_get_phy()
2064 if (conn->le_tx_phy & HCI_LE_SET_PHY_CODED) in hci_conn_get_phy()
2067 if (conn->le_rx_phy & HCI_LE_SET_PHY_CODED) in hci_conn_get_phy()