Lines Matching +full:sco +full:- +full:routing
2 BlueZ - Bluetooth protocol stack for Linux
3 Copyright (c) 2000-2001, 2010, Code Aurora Forum. All rights reserved.
62 /* This function requires the caller holds hdev->lock */
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()
77 bdaddr = &irk->bdaddr; in hci_connect_le_scan_cleanup()
78 bdaddr_type = irk->addr_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()
83 if (!params || !params->explicit_connect) in hci_connect_le_scan_cleanup()
91 params->explicit_connect = false; in hci_connect_le_scan_cleanup()
93 list_del_init(¶ms->action); in hci_connect_le_scan_cleanup()
95 switch (params->auto_connect) { in hci_connect_le_scan_cleanup()
102 list_add(¶ms->action, &hdev->pend_le_conns); in hci_connect_le_scan_cleanup()
105 list_add(¶ms->action, &hdev->pend_le_reports); in hci_connect_le_scan_cleanup()
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()
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()
129 if (hdev->notify) in hci_conn_cleanup()
130 hdev->notify(hdev, HCI_NOTIFY_DISABLE_SCO); in hci_conn_cleanup()
134 if (hdev->notify) in hci_conn_cleanup()
135 hdev->notify(hdev, HCI_NOTIFY_CONN_DEL); in hci_conn_cleanup()
138 debugfs_remove_recursive(conn->debugfs); in hci_conn_cleanup()
149 struct hci_dev *hdev = conn->hdev; in le_scan_cleanup()
152 BT_DBG("%s hcon %p", hdev->name, conn); in le_scan_cleanup()
158 list_for_each_entry_rcu(c, &hdev->conn_hash.list, list) { in le_scan_cleanup()
176 BT_DBG("%s hcon %p", conn->hdev->name, conn); in hci_connect_le_scan_remove()
180 * hci_dev_lock and doing cancel_delayed_work_sync(&conn->disc_work). in hci_connect_le_scan_remove()
186 hci_dev_hold(conn->hdev); in hci_connect_le_scan_remove()
193 schedule_work(&conn->le_scan_cleanup); in hci_connect_le_scan_remove()
198 struct hci_dev *hdev = conn->hdev; in hci_acl_create_connection()
204 conn->state = BT_CONNECT; in hci_acl_create_connection()
205 conn->out = true; in hci_acl_create_connection()
206 conn->role = HCI_ROLE_MASTER; in hci_acl_create_connection()
208 conn->attempt++; in hci_acl_create_connection()
210 conn->link_policy = hdev->link_policy; in hci_acl_create_connection()
213 bacpy(&cp.bdaddr, &conn->dst); in hci_acl_create_connection()
216 ie = hci_inquiry_cache_lookup(hdev, &conn->dst); in hci_acl_create_connection()
219 cp.pscan_rep_mode = ie->data.pscan_rep_mode; in hci_acl_create_connection()
220 cp.pscan_mode = ie->data.pscan_mode; in hci_acl_create_connection()
221 cp.clock_offset = ie->data.clock_offset | in hci_acl_create_connection()
225 memcpy(conn->dev_class, ie->data.dev_class, 3); in hci_acl_create_connection()
228 cp.pkt_type = cpu_to_le16(conn->pkt_type); in hci_acl_create_connection()
229 if (lmp_rswitch_capable(hdev) && !(hdev->link_mode & HCI_LM_MASTER)) in hci_acl_create_connection()
246 if (conn->type == ACL_LINK && conn->role == HCI_ROLE_MASTER && in hci_disconnect()
247 (conn->state == BT_CONNECTED || conn->state == BT_CONFIG)) { in hci_disconnect()
248 struct hci_dev *hdev = conn->hdev; in hci_disconnect()
251 clkoff_cp.handle = cpu_to_le16(conn->handle); in hci_disconnect()
261 struct hci_dev *hdev = conn->hdev; in hci_add_sco()
266 conn->state = BT_CONNECT; in hci_add_sco()
267 conn->out = true; in hci_add_sco()
269 conn->attempt++; in hci_add_sco()
272 cp.pkt_type = cpu_to_le16(conn->pkt_type); in hci_add_sco()
279 struct hci_dev *hdev = conn->hdev; in hci_setup_sync()
285 conn->state = BT_CONNECT; in hci_setup_sync()
286 conn->out = true; in hci_setup_sync()
288 conn->attempt++; in hci_setup_sync()
294 cp.voice_setting = cpu_to_le16(conn->setting); in hci_setup_sync()
296 switch (conn->setting & SCO_AIRMODE_MASK) { in hci_setup_sync()
298 if (conn->attempt > ARRAY_SIZE(esco_param_msbc)) in hci_setup_sync()
300 param = &esco_param_msbc[conn->attempt - 1]; in hci_setup_sync()
303 if (lmp_esco_capable(conn->link)) { in hci_setup_sync()
304 if (conn->attempt > ARRAY_SIZE(esco_param_cvsd)) in hci_setup_sync()
306 param = &esco_param_cvsd[conn->attempt - 1]; in hci_setup_sync()
308 if (conn->attempt > ARRAY_SIZE(sco_param_cvsd)) in hci_setup_sync()
310 param = &sco_param_cvsd[conn->attempt - 1]; in hci_setup_sync()
317 cp.retrans_effort = param->retrans_effort; in hci_setup_sync()
318 cp.pkt_type = __cpu_to_le16(param->pkt_type); in hci_setup_sync()
319 cp.max_latency = __cpu_to_le16(param->max_latency); in hci_setup_sync()
330 struct hci_dev *hdev = conn->hdev; in hci_le_conn_update()
336 params = hci_conn_params_lookup(hdev, &conn->dst, conn->dst_type); in hci_le_conn_update()
338 params->conn_min_interval = min; in hci_le_conn_update()
339 params->conn_max_interval = max; in hci_le_conn_update()
340 params->conn_latency = latency; in hci_le_conn_update()
341 params->supervision_timeout = to_multiplier; in hci_le_conn_update()
347 cp.handle = cpu_to_le16(conn->handle); in hci_le_conn_update()
366 struct hci_dev *hdev = conn->hdev; in hci_le_start_enc()
373 cp.handle = cpu_to_le16(conn->handle); in hci_le_start_enc()
384 struct hci_conn *sco = conn->link; in hci_sco_setup() local
386 if (!sco) in hci_sco_setup()
392 if (lmp_esco_capable(conn->hdev)) in hci_sco_setup()
393 hci_setup_sync(sco, conn->handle); in hci_sco_setup()
395 hci_add_sco(sco, conn->handle); in hci_sco_setup()
397 hci_connect_cfm(sco, status); in hci_sco_setup()
398 hci_conn_del(sco); in hci_sco_setup()
406 int refcnt = atomic_read(&conn->refcnt); in hci_conn_timeout()
408 BT_DBG("hcon %p state %s", conn, state_to_string(conn->state)); in hci_conn_timeout()
423 if (conn->state == BT_CONNECT && conn->type == LE_LINK && in hci_conn_timeout()
424 test_bit(HCI_CONN_SCANNING, &conn->flags)) { in hci_conn_timeout()
437 struct hci_dev *hdev = conn->hdev; in hci_conn_idle()
439 BT_DBG("hcon %p mode %d", conn, conn->mode); in hci_conn_idle()
444 if (conn->mode != HCI_CM_ACTIVE || !(conn->link_policy & HCI_LP_SNIFF)) in hci_conn_idle()
449 cp.handle = cpu_to_le16(conn->handle); in hci_conn_idle()
456 if (!test_and_set_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->flags)) { in hci_conn_idle()
458 cp.handle = cpu_to_le16(conn->handle); in hci_conn_idle()
459 cp.max_interval = cpu_to_le16(hdev->sniff_max_interval); in hci_conn_idle()
460 cp.min_interval = cpu_to_le16(hdev->sniff_min_interval); in hci_conn_idle()
472 hci_send_cmd(conn->hdev, HCI_OP_USER_CONFIRM_REPLY, sizeof(conn->dst), in hci_conn_auto_accept()
473 &conn->dst); in hci_conn_auto_accept()
497 struct hci_dev *hdev = conn->hdev; in le_conn_timeout()
506 if (conn->role == HCI_ROLE_SLAVE) { in le_conn_timeout()
523 BT_DBG("%s dst %pMR", hdev->name, dst); in hci_conn_add()
529 bacpy(&conn->dst, dst); in hci_conn_add()
530 bacpy(&conn->src, &hdev->bdaddr); in hci_conn_add()
531 conn->hdev = hdev; in hci_conn_add()
532 conn->type = type; in hci_conn_add()
533 conn->role = role; in hci_conn_add()
534 conn->mode = HCI_CM_ACTIVE; in hci_conn_add()
535 conn->state = BT_OPEN; in hci_conn_add()
536 conn->auth_type = HCI_AT_GENERAL_BONDING; in hci_conn_add()
537 conn->io_capability = hdev->io_capability; in hci_conn_add()
538 conn->remote_auth = 0xff; in hci_conn_add()
539 conn->key_type = 0xff; in hci_conn_add()
540 conn->rssi = HCI_RSSI_INVALID; in hci_conn_add()
541 conn->tx_power = HCI_TX_POWER_INVALID; in hci_conn_add()
542 conn->max_tx_power = HCI_TX_POWER_INVALID; in hci_conn_add()
544 set_bit(HCI_CONN_POWER_SAVE, &conn->flags); in hci_conn_add()
545 conn->disc_timeout = HCI_DISCONN_TIMEOUT; in hci_conn_add()
548 conn->auth_payload_timeout = DEFAULT_AUTH_PAYLOAD_TIMEOUT; in hci_conn_add()
550 if (conn->role == HCI_ROLE_MASTER) in hci_conn_add()
551 conn->out = true; in hci_conn_add()
555 conn->pkt_type = hdev->pkt_type & ACL_PTYPE_MASK; in hci_conn_add()
558 /* conn->src should reflect the local identity address */ in hci_conn_add()
559 hci_copy_identity_address(hdev, &conn->src, &conn->src_type); in hci_conn_add()
563 conn->pkt_type = (hdev->esco_type & SCO_ESCO_MASK) | in hci_conn_add()
564 (hdev->esco_type & EDR_ESCO_MASK); in hci_conn_add()
566 conn->pkt_type = hdev->pkt_type & SCO_PTYPE_MASK; in hci_conn_add()
569 conn->pkt_type = hdev->esco_type & ~EDR_ESCO_MASK; in hci_conn_add()
573 skb_queue_head_init(&conn->data_q); in hci_conn_add()
575 INIT_LIST_HEAD(&conn->chan_list); in hci_conn_add()
577 INIT_DELAYED_WORK(&conn->disc_work, hci_conn_timeout); in hci_conn_add()
578 INIT_DELAYED_WORK(&conn->auto_accept_work, hci_conn_auto_accept); in hci_conn_add()
579 INIT_DELAYED_WORK(&conn->idle_work, hci_conn_idle); in hci_conn_add()
580 INIT_DELAYED_WORK(&conn->le_conn_timeout, le_conn_timeout); in hci_conn_add()
581 INIT_WORK(&conn->le_scan_cleanup, le_scan_cleanup); in hci_conn_add()
583 atomic_set(&conn->refcnt, 0); in hci_conn_add()
589 /* The SCO and eSCO connections will only be notified when their in hci_conn_add()
593 if (conn->type != SCO_LINK && conn->type != ESCO_LINK) { in hci_conn_add()
594 if (hdev->notify) in hci_conn_add()
595 hdev->notify(hdev, HCI_NOTIFY_CONN_ADD); in hci_conn_add()
605 struct hci_dev *hdev = conn->hdev; in hci_conn_del()
607 BT_DBG("%s hcon %p handle %d", hdev->name, conn, conn->handle); in hci_conn_del()
609 cancel_delayed_work_sync(&conn->disc_work); in hci_conn_del()
610 cancel_delayed_work_sync(&conn->auto_accept_work); in hci_conn_del()
611 cancel_delayed_work_sync(&conn->idle_work); in hci_conn_del()
613 if (conn->type == ACL_LINK) { in hci_conn_del()
614 struct hci_conn *sco = conn->link; in hci_conn_del() local
615 if (sco) in hci_conn_del()
616 sco->link = NULL; in hci_conn_del()
619 hdev->acl_cnt += conn->sent; in hci_conn_del()
620 } else if (conn->type == LE_LINK) { in hci_conn_del()
621 cancel_delayed_work(&conn->le_conn_timeout); in hci_conn_del()
623 if (hdev->le_pkts) in hci_conn_del()
624 hdev->le_cnt += conn->sent; in hci_conn_del()
626 hdev->acl_cnt += conn->sent; in hci_conn_del()
628 struct hci_conn *acl = conn->link; in hci_conn_del()
630 acl->link = NULL; in hci_conn_del()
635 if (conn->amp_mgr) in hci_conn_del()
636 amp_mgr_put(conn->amp_mgr); in hci_conn_del()
638 skb_queue_purge(&conn->data_q); in hci_conn_del()
655 BT_DBG("%pMR -> %pMR", src, dst); in hci_get_route()
660 if (!test_bit(HCI_UP, &d->flags) || in hci_get_route()
662 d->dev_type != HCI_PRIMARY) in hci_get_route()
665 /* Simple routing: in hci_get_route()
666 * No source address - find interface with bdaddr != dst in hci_get_route()
667 * Source address - find interface with bdaddr == src in hci_get_route()
677 bacpy(&id_addr, &d->bdaddr); in hci_get_route()
686 /* Convert from HCI to three-value type */ in hci_get_route()
697 if (bacmp(&d->bdaddr, dst)) { in hci_get_route()
711 /* This function requires the caller holds hdev->lock */
714 struct hci_dev *hdev = conn->hdev; in hci_le_conn_failed()
717 params = hci_pend_le_action_lookup(&hdev->pend_le_conns, &conn->dst, in hci_le_conn_failed()
718 conn->dst_type); in hci_le_conn_failed()
719 if (params && params->conn) { in hci_le_conn_failed()
720 hci_conn_drop(params->conn); in hci_le_conn_failed()
721 hci_conn_put(params->conn); in hci_le_conn_failed()
722 params->conn = NULL; in hci_le_conn_failed()
725 conn->state = BT_CLOSED; in hci_le_conn_failed()
734 (params && params->explicit_connect)) in hci_le_conn_failed()
735 mgmt_connect_failed(hdev, &conn->dst, conn->type, in hci_le_conn_failed()
736 conn->dst_type, status); in hci_le_conn_failed()
747 /* Re-enable advertising in case this was a failed connection in hci_le_conn_failed()
780 struct hci_dev *hdev = conn->hdev; in conn_use_rpa()
788 struct hci_dev *hdev = conn->hdev; in set_ext_conn_params()
792 p->scan_interval = cpu_to_le16(hdev->le_scan_int_connect); in set_ext_conn_params()
793 p->scan_window = cpu_to_le16(hdev->le_scan_window_connect); in set_ext_conn_params()
794 p->conn_interval_min = cpu_to_le16(conn->le_conn_min_interval); in set_ext_conn_params()
795 p->conn_interval_max = cpu_to_le16(conn->le_conn_max_interval); in set_ext_conn_params()
796 p->conn_latency = cpu_to_le16(conn->le_conn_latency); in set_ext_conn_params()
797 p->supervision_timeout = cpu_to_le16(conn->le_supv_timeout); in set_ext_conn_params()
798 p->min_ce_len = cpu_to_le16(0x0000); in set_ext_conn_params()
799 p->max_ce_len = cpu_to_le16(0x0000); in set_ext_conn_params()
806 struct hci_dev *hdev = conn->hdev; in hci_req_add_le_create_conn()
813 if (bacmp(&req->hdev->random_addr, direct_rpa)) in hci_req_add_le_create_conn()
821 * that we never connect with an non-resolvable address. in hci_req_add_le_create_conn()
835 p = (void *) cp->data; in hci_req_add_le_create_conn()
839 bacpy(&cp->peer_addr, &conn->dst); in hci_req_add_le_create_conn()
840 cp->peer_addr_type = conn->dst_type; in hci_req_add_le_create_conn()
841 cp->own_addr_type = own_addr_type; in hci_req_add_le_create_conn()
846 cp->phys |= LE_SCAN_PHY_1M; in hci_req_add_le_create_conn()
854 cp->phys |= LE_SCAN_PHY_2M; in hci_req_add_le_create_conn()
862 cp->phys |= LE_SCAN_PHY_CODED; in hci_req_add_le_create_conn()
875 cp.scan_interval = cpu_to_le16(hdev->le_scan_int_connect); in hci_req_add_le_create_conn()
876 cp.scan_window = cpu_to_le16(hdev->le_scan_window_connect); in hci_req_add_le_create_conn()
878 bacpy(&cp.peer_addr, &conn->dst); in hci_req_add_le_create_conn()
879 cp.peer_addr_type = conn->dst_type; in hci_req_add_le_create_conn()
881 cp.conn_interval_min = cpu_to_le16(conn->le_conn_min_interval); in hci_req_add_le_create_conn()
882 cp.conn_interval_max = cpu_to_le16(conn->le_conn_max_interval); in hci_req_add_le_create_conn()
883 cp.conn_latency = cpu_to_le16(conn->le_conn_latency); in hci_req_add_le_create_conn()
884 cp.supervision_timeout = cpu_to_le16(conn->le_supv_timeout); in hci_req_add_le_create_conn()
891 conn->state = BT_CONNECT; in hci_req_add_le_create_conn()
892 clear_bit(HCI_CONN_SCANNING, &conn->flags); in hci_req_add_le_create_conn()
898 struct hci_dev *hdev = req->hdev; in hci_req_directed_advertising()
917 cp.channel_map = hdev->le_adv_channel_map; in hci_req_directed_advertising()
923 cp.peer_addr_type = conn->dst_type; in hci_req_directed_advertising()
924 bacpy(&cp.peer_addr, &conn->dst); in hci_req_directed_advertising()
940 bacmp(&random_addr, &hdev->random_addr)) { in hci_req_directed_advertising()
982 cp.direct_addr_type = conn->dst_type; in hci_req_directed_advertising()
983 bacpy(&cp.direct_addr, &conn->dst); in hci_req_directed_advertising()
984 cp.channel_map = hdev->le_adv_channel_map; in hci_req_directed_advertising()
993 conn->state = BT_CONNECT; in hci_req_directed_advertising()
1014 return ERR_PTR(-ECONNREFUSED); in hci_connect_le()
1016 return ERR_PTR(-EOPNOTSUPP); in hci_connect_le()
1020 * time, we return -EBUSY if there is any connection attempt running. in hci_connect_le()
1023 return ERR_PTR(-EBUSY); in hci_connect_le()
1031 if (conn && !test_bit(HCI_CONN_SCANNING, &conn->flags)) { in hci_connect_le()
1032 return ERR_PTR(-EBUSY); in hci_connect_le()
1045 if (irk && bacmp(&irk->rpa, BDADDR_ANY)) { in hci_connect_le()
1046 dst = &irk->rpa; in hci_connect_le()
1051 bacpy(&conn->dst, dst); in hci_connect_le()
1055 return ERR_PTR(-ENOMEM); in hci_connect_le()
1057 conn->pending_sec_level = sec_level; in hci_connect_le()
1060 conn->dst_type = dst_type; in hci_connect_le()
1061 conn->sec_level = BT_SECURITY_LOW; in hci_connect_le()
1062 conn->conn_timeout = conn_timeout; in hci_connect_le()
1076 if (conn->role == HCI_ROLE_SLAVE) { in hci_connect_le()
1081 hdev->le_scan_type == LE_SCAN_ACTIVE) { in hci_connect_le()
1084 return ERR_PTR(-EBUSY); in hci_connect_le()
1091 params = hci_conn_params_lookup(hdev, &conn->dst, conn->dst_type); in hci_connect_le()
1093 conn->le_conn_min_interval = params->conn_min_interval; in hci_connect_le()
1094 conn->le_conn_max_interval = params->conn_max_interval; in hci_connect_le()
1095 conn->le_conn_latency = params->conn_latency; in hci_connect_le()
1096 conn->le_supv_timeout = params->supervision_timeout; in hci_connect_le()
1098 conn->le_conn_min_interval = hdev->le_conn_min_interval; in hci_connect_le()
1099 conn->le_conn_max_interval = hdev->le_conn_max_interval; in hci_connect_le()
1100 conn->le_conn_latency = hdev->le_conn_latency; in hci_connect_le()
1101 conn->le_supv_timeout = hdev->le_supv_timeout; in hci_connect_le()
1135 if (conn->state != BT_CONNECTED) in is_connected()
1141 /* This function requires the caller holds hdev->lock */
1148 return -EISCONN; in hci_explicit_conn_params_set()
1154 return -ENOMEM; in hci_explicit_conn_params_set()
1160 params->auto_connect = HCI_AUTO_CONN_EXPLICIT; in hci_explicit_conn_params_set()
1164 if (params->auto_connect == HCI_AUTO_CONN_DISABLED || in hci_explicit_conn_params_set()
1165 params->auto_connect == HCI_AUTO_CONN_REPORT || in hci_explicit_conn_params_set()
1166 params->auto_connect == HCI_AUTO_CONN_EXPLICIT) { in hci_explicit_conn_params_set()
1167 list_del_init(¶ms->action); in hci_explicit_conn_params_set()
1168 list_add(¶ms->action, &hdev->pend_le_conns); in hci_explicit_conn_params_set()
1171 params->explicit_connect = true; in hci_explicit_conn_params_set()
1174 params->auto_connect); in hci_explicit_conn_params_set()
1179 /* This function requires the caller holds hdev->lock */
1190 return ERR_PTR(-ECONNREFUSED); in hci_connect_le_scan()
1192 return ERR_PTR(-EOPNOTSUPP); in hci_connect_le_scan()
1196 * established. To be able to handle these ATT messages, the user- in hci_connect_le_scan()
1206 if (conn->pending_sec_level < sec_level) in hci_connect_le_scan()
1207 conn->pending_sec_level = sec_level; in hci_connect_le_scan()
1215 return ERR_PTR(-ENOMEM); in hci_connect_le_scan()
1219 return ERR_PTR(-EBUSY); in hci_connect_le_scan()
1222 conn->state = BT_CONNECT; in hci_connect_le_scan()
1223 set_bit(HCI_CONN_SCANNING, &conn->flags); in hci_connect_le_scan()
1224 conn->dst_type = dst_type; in hci_connect_le_scan()
1225 conn->sec_level = BT_SECURITY_LOW; in hci_connect_le_scan()
1226 conn->pending_sec_level = sec_level; in hci_connect_le_scan()
1227 conn->conn_timeout = conn_timeout; in hci_connect_le_scan()
1228 conn->conn_reason = conn_reason; in hci_connect_le_scan()
1245 return ERR_PTR(-ECONNREFUSED); in hci_connect_acl()
1247 return ERR_PTR(-EOPNOTSUPP); in hci_connect_acl()
1251 * CVE-2020-26555 in hci_connect_acl()
1253 if (!bacmp(&hdev->bdaddr, dst)) { in hci_connect_acl()
1256 return ERR_PTR(-ECONNREFUSED); in hci_connect_acl()
1263 return ERR_PTR(-ENOMEM); in hci_connect_acl()
1268 acl->conn_reason = conn_reason; in hci_connect_acl()
1269 if (acl->state == BT_OPEN || acl->state == BT_CLOSED) { in hci_connect_acl()
1270 acl->sec_level = BT_SECURITY_LOW; in hci_connect_acl()
1271 acl->pending_sec_level = sec_level; in hci_connect_acl()
1272 acl->auth_type = auth_type; in hci_connect_acl()
1283 struct hci_conn *sco; in hci_connect_sco() local
1290 sco = hci_conn_hash_lookup_ba(hdev, type, dst); in hci_connect_sco()
1291 if (!sco) { in hci_connect_sco()
1292 sco = hci_conn_add(hdev, type, dst, HCI_ROLE_MASTER); in hci_connect_sco()
1293 if (!sco) { in hci_connect_sco()
1295 return ERR_PTR(-ENOMEM); in hci_connect_sco()
1299 acl->link = sco; in hci_connect_sco()
1300 sco->link = acl; in hci_connect_sco()
1302 hci_conn_hold(sco); in hci_connect_sco()
1304 sco->setting = setting; in hci_connect_sco()
1306 if (acl->state == BT_CONNECTED && in hci_connect_sco()
1307 (sco->state == BT_OPEN || sco->state == BT_CLOSED)) { in hci_connect_sco()
1308 set_bit(HCI_CONN_POWER_SAVE, &acl->flags); in hci_connect_sco()
1311 if (test_bit(HCI_CONN_MODE_CHANGE_PEND, &acl->flags)) { in hci_connect_sco()
1312 /* defer SCO setup until mode change completed */ in hci_connect_sco()
1313 set_bit(HCI_CONN_SCO_SETUP_PEND, &acl->flags); in hci_connect_sco()
1314 return sco; in hci_connect_sco()
1320 return sco; in hci_connect_sco()
1329 * Connections is used and the link is encrypted with AES-CCM in hci_conn_check_link_mode()
1330 * using a P-256 authenticated combination key. in hci_conn_check_link_mode()
1332 if (hci_dev_test_flag(conn->hdev, HCI_SC_ONLY)) { in hci_conn_check_link_mode()
1334 !test_bit(HCI_CONN_AES_CCM, &conn->flags) || in hci_conn_check_link_mode()
1335 conn->key_type != HCI_LK_AUTH_COMBINATION_P256) in hci_conn_check_link_mode()
1344 * 128-bit equivalent strength for link and encryption keys in hci_conn_check_link_mode()
1346 * SAFER+ not allowed, and P-192 not allowed; encryption key in hci_conn_check_link_mode()
1349 if (conn->sec_level == BT_SECURITY_FIPS && in hci_conn_check_link_mode()
1350 !test_bit(HCI_CONN_AES_CCM, &conn->flags)) { in hci_conn_check_link_mode()
1351 bt_dev_err(conn->hdev, in hci_conn_check_link_mode()
1352 "Invalid security: Missing AES-CCM usage"); in hci_conn_check_link_mode()
1357 !test_bit(HCI_CONN_ENCRYPT, &conn->flags)) in hci_conn_check_link_mode()
1368 if (conn->pending_sec_level > sec_level) in hci_conn_auth()
1369 sec_level = conn->pending_sec_level; in hci_conn_auth()
1371 if (sec_level > conn->sec_level) in hci_conn_auth()
1372 conn->pending_sec_level = sec_level; in hci_conn_auth()
1373 else if (test_bit(HCI_CONN_AUTH, &conn->flags)) in hci_conn_auth()
1377 auth_type |= (conn->auth_type & 0x01); in hci_conn_auth()
1379 conn->auth_type = auth_type; in hci_conn_auth()
1381 if (!test_and_set_bit(HCI_CONN_AUTH_PEND, &conn->flags)) { in hci_conn_auth()
1384 cp.handle = cpu_to_le16(conn->handle); in hci_conn_auth()
1385 hci_send_cmd(conn->hdev, HCI_OP_AUTH_REQUESTED, in hci_conn_auth()
1391 if (!test_bit(HCI_CONN_ENCRYPT, &conn->flags)) in hci_conn_auth()
1392 set_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags); in hci_conn_auth()
1403 if (!test_and_set_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) { in hci_conn_encrypt()
1405 cp.handle = cpu_to_le16(conn->handle); in hci_conn_encrypt()
1407 hci_send_cmd(conn->hdev, HCI_OP_SET_CONN_ENCRYPT, sizeof(cp), in hci_conn_encrypt()
1418 if (conn->type == LE_LINK) in hci_conn_security()
1431 if (!test_bit(HCI_CONN_AUTH, &conn->flags)) in hci_conn_security()
1434 switch (conn->key_type) { in hci_conn_security()
1463 if (sec_level <= BT_SECURITY_MEDIUM || conn->pin_length == 16) in hci_conn_security()
1471 if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) in hci_conn_security()
1475 set_bit(HCI_CONN_AUTH_INITIATOR, &conn->flags); in hci_conn_security()
1481 if (test_bit(HCI_CONN_ENCRYPT, &conn->flags)) { in hci_conn_security()
1485 if (!conn->enc_key_size) in hci_conn_security()
1502 /* Accept if non-secure or higher security level is required */ in hci_conn_check_secure()
1507 if (conn->sec_level == BT_SECURITY_HIGH || in hci_conn_check_secure()
1508 conn->sec_level == BT_SECURITY_FIPS) in hci_conn_check_secure()
1521 if (role == conn->role) in hci_conn_switch_role()
1524 if (!test_and_set_bit(HCI_CONN_RSWITCH_PEND, &conn->flags)) { in hci_conn_switch_role()
1526 bacpy(&cp.bdaddr, &conn->dst); in hci_conn_switch_role()
1528 hci_send_cmd(conn->hdev, HCI_OP_SWITCH_ROLE, sizeof(cp), &cp); in hci_conn_switch_role()
1538 struct hci_dev *hdev = conn->hdev; in hci_conn_enter_active_mode()
1540 BT_DBG("hcon %p mode %d", conn, conn->mode); in hci_conn_enter_active_mode()
1542 if (conn->mode != HCI_CM_SNIFF) in hci_conn_enter_active_mode()
1545 if (!test_bit(HCI_CONN_POWER_SAVE, &conn->flags) && !force_active) in hci_conn_enter_active_mode()
1548 if (!test_and_set_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->flags)) { in hci_conn_enter_active_mode()
1550 cp.handle = cpu_to_le16(conn->handle); in hci_conn_enter_active_mode()
1555 if (hdev->idle_timeout > 0) in hci_conn_enter_active_mode()
1556 queue_delayed_work(hdev->workqueue, &conn->idle_work, in hci_conn_enter_active_mode()
1557 msecs_to_jiffies(hdev->idle_timeout)); in hci_conn_enter_active_mode()
1563 struct hci_conn_hash *h = &hdev->conn_hash; in hci_conn_hash_flush()
1566 BT_DBG("hdev %s", hdev->name); in hci_conn_hash_flush()
1568 list_for_each_entry_safe(c, n, &h->list, list) { in hci_conn_hash_flush()
1569 c->state = BT_CLOSED; in hci_conn_hash_flush()
1581 BT_DBG("hdev %s", hdev->name); in hci_conn_check_pending()
1596 if (conn->role == HCI_ROLE_MASTER) in get_link_mode()
1599 if (test_bit(HCI_CONN_ENCRYPT, &conn->flags)) in get_link_mode()
1602 if (test_bit(HCI_CONN_AUTH, &conn->flags)) in get_link_mode()
1605 if (test_bit(HCI_CONN_SECURE, &conn->flags)) in get_link_mode()
1608 if (test_bit(HCI_CONN_FIPS, &conn->flags)) in get_link_mode()
1623 return -EFAULT; in hci_get_conn_list()
1626 return -EINVAL; in hci_get_conn_list()
1632 return -ENOMEM; in hci_get_conn_list()
1637 return -ENODEV; in hci_get_conn_list()
1640 ci = cl->conn_info; in hci_get_conn_list()
1643 list_for_each_entry(c, &hdev->conn_hash.list, list) { in hci_get_conn_list()
1644 bacpy(&(ci + n)->bdaddr, &c->dst); in hci_get_conn_list()
1645 (ci + n)->handle = c->handle; in hci_get_conn_list()
1646 (ci + n)->type = c->type; in hci_get_conn_list()
1647 (ci + n)->out = c->out; in hci_get_conn_list()
1648 (ci + n)->state = c->state; in hci_get_conn_list()
1649 (ci + n)->link_mode = get_link_mode(c); in hci_get_conn_list()
1655 cl->dev_id = hdev->id; in hci_get_conn_list()
1656 cl->conn_num = n; in hci_get_conn_list()
1664 return err ? -EFAULT : 0; in hci_get_conn_list()
1675 return -EFAULT; in hci_get_conn_info()
1680 bacpy(&ci.bdaddr, &conn->dst); in hci_get_conn_info()
1681 ci.handle = conn->handle; in hci_get_conn_info()
1682 ci.type = conn->type; in hci_get_conn_info()
1683 ci.out = conn->out; in hci_get_conn_info()
1684 ci.state = conn->state; in hci_get_conn_info()
1690 return -ENOENT; in hci_get_conn_info()
1692 return copy_to_user(ptr, &ci, sizeof(ci)) ? -EFAULT : 0; in hci_get_conn_info()
1701 return -EFAULT; in hci_get_auth_info()
1706 req.type = conn->auth_type; in hci_get_auth_info()
1710 return -ENOENT; in hci_get_auth_info()
1712 return copy_to_user(arg, &req, sizeof(req)) ? -EFAULT : 0; in hci_get_auth_info()
1717 struct hci_dev *hdev = conn->hdev; in hci_chan_create()
1720 BT_DBG("%s hcon %p", hdev->name, conn); in hci_chan_create()
1722 if (test_bit(HCI_CONN_DROP, &conn->flags)) { in hci_chan_create()
1731 chan->conn = hci_conn_get(conn); in hci_chan_create()
1732 skb_queue_head_init(&chan->data_q); in hci_chan_create()
1733 chan->state = BT_CONNECTED; in hci_chan_create()
1735 list_add_rcu(&chan->list, &conn->chan_list); in hci_chan_create()
1742 struct hci_conn *conn = chan->conn; in hci_chan_del()
1743 struct hci_dev *hdev = conn->hdev; in hci_chan_del()
1745 BT_DBG("%s hcon %p chan %p", hdev->name, conn, chan); in hci_chan_del()
1747 list_del_rcu(&chan->list); in hci_chan_del()
1752 set_bit(HCI_CONN_DROP, &conn->flags); in hci_chan_del()
1756 skb_queue_purge(&chan->data_q); in hci_chan_del()
1766 list_for_each_entry_safe(chan, n, &conn->chan_list, list) in hci_chan_list_flush()
1775 list_for_each_entry(hchan, &hcon->chan_list, list) { in __hci_chan_lookup_handle()
1776 if (hchan->handle == handle) in __hci_chan_lookup_handle()
1785 struct hci_conn_hash *h = &hdev->conn_hash; in hci_chan_lookup_handle()
1791 list_for_each_entry_rcu(hcon, &h->list, list) { in hci_chan_lookup_handle()
1810 switch (conn->type) { in hci_conn_get_phy()
1812 /* SCO logical transport (1 Mb/s): in hci_conn_get_phy()
1825 if (conn->pkt_type & (HCI_DM3 | HCI_DH3)) in hci_conn_get_phy()
1828 if (conn->pkt_type & (HCI_DM5 | HCI_DH5)) in hci_conn_get_phy()
1832 * 2-DH1, 2-DH3 and 2-DH5. in hci_conn_get_phy()
1834 if (!(conn->pkt_type & HCI_2DH1)) in hci_conn_get_phy()
1837 if (!(conn->pkt_type & HCI_2DH3)) in hci_conn_get_phy()
1840 if (!(conn->pkt_type & HCI_2DH5)) in hci_conn_get_phy()
1844 * 3-DH1, 3-DH3 and 3-DH5. in hci_conn_get_phy()
1846 if (!(conn->pkt_type & HCI_3DH1)) in hci_conn_get_phy()
1849 if (!(conn->pkt_type & HCI_3DH3)) in hci_conn_get_phy()
1852 if (!(conn->pkt_type & HCI_3DH5)) in hci_conn_get_phy()
1861 if (!(conn->pkt_type & (ESCO_EV4 | ESCO_EV5))) in hci_conn_get_phy()
1864 /* eSCO logical transport (2 Mb/s): 2-EV3, 2-EV5 */ in hci_conn_get_phy()
1865 if (!(conn->pkt_type & ESCO_2EV3)) in hci_conn_get_phy()
1868 if (!(conn->pkt_type & ESCO_2EV5)) in hci_conn_get_phy()
1871 /* eSCO logical transport (3 Mb/s): 3-EV3, 3-EV5 */ in hci_conn_get_phy()
1872 if (!(conn->pkt_type & ESCO_3EV3)) in hci_conn_get_phy()
1875 if (!(conn->pkt_type & ESCO_3EV5)) in hci_conn_get_phy()
1881 if (conn->le_tx_phy & HCI_LE_SET_PHY_1M) in hci_conn_get_phy()
1884 if (conn->le_rx_phy & HCI_LE_SET_PHY_1M) in hci_conn_get_phy()
1887 if (conn->le_tx_phy & HCI_LE_SET_PHY_2M) in hci_conn_get_phy()
1890 if (conn->le_rx_phy & HCI_LE_SET_PHY_2M) in hci_conn_get_phy()
1893 if (conn->le_tx_phy & HCI_LE_SET_PHY_CODED) in hci_conn_get_phy()
1896 if (conn->le_rx_phy & HCI_LE_SET_PHY_CODED) in hci_conn_get_phy()