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.
70 /* This function requires the caller holds hdev->lock */
74 struct hci_dev *hdev = conn->hdev; in hci_connect_le_scan_cleanup()
79 bdaddr = &conn->dst; in hci_connect_le_scan_cleanup()
80 bdaddr_type = conn->dst_type; in hci_connect_le_scan_cleanup()
85 bdaddr = &irk->bdaddr; in hci_connect_le_scan_cleanup()
86 bdaddr_type = irk->addr_type; in hci_connect_le_scan_cleanup()
89 params = hci_pend_le_action_lookup(&hdev->pend_le_conns, bdaddr, in hci_connect_le_scan_cleanup()
94 if (params->conn) { in hci_connect_le_scan_cleanup()
95 hci_conn_drop(params->conn); in hci_connect_le_scan_cleanup()
96 hci_conn_put(params->conn); in hci_connect_le_scan_cleanup()
97 params->conn = NULL; in hci_connect_le_scan_cleanup()
100 if (!params->explicit_connect) in hci_connect_le_scan_cleanup()
117 params->explicit_connect = false; in hci_connect_le_scan_cleanup()
121 switch (params->auto_connect) { in hci_connect_le_scan_cleanup()
128 hci_pend_le_list_add(params, &hdev->pend_le_conns); in hci_connect_le_scan_cleanup()
131 hci_pend_le_list_add(params, &hdev->pend_le_reports); in hci_connect_le_scan_cleanup()
142 struct hci_dev *hdev = conn->hdev; in hci_conn_cleanup()
144 if (test_bit(HCI_CONN_PARAM_REMOVAL_PEND, &conn->flags)) in hci_conn_cleanup()
145 hci_conn_params_del(conn->hdev, &conn->dst, conn->dst_type); in hci_conn_cleanup()
147 if (test_and_clear_bit(HCI_CONN_FLUSH_KEY, &conn->flags)) in hci_conn_cleanup()
148 hci_remove_link_key(hdev, &conn->dst); in hci_conn_cleanup()
154 if (HCI_CONN_HANDLE_UNSET(conn->handle)) in hci_conn_cleanup()
155 ida_free(&hdev->unset_handle_ida, conn->handle); in hci_conn_cleanup()
157 if (conn->cleanup) in hci_conn_cleanup()
158 conn->cleanup(conn); in hci_conn_cleanup()
160 if (conn->type == SCO_LINK || conn->type == ESCO_LINK) { in hci_conn_cleanup()
161 switch (conn->setting & SCO_AIRMODE_MASK) { in hci_conn_cleanup()
164 if (hdev->notify) in hci_conn_cleanup()
165 hdev->notify(hdev, HCI_NOTIFY_DISABLE_SCO); in hci_conn_cleanup()
169 if (hdev->notify) in hci_conn_cleanup()
170 hdev->notify(hdev, HCI_NOTIFY_CONN_DEL); in hci_conn_cleanup()
173 debugfs_remove_recursive(conn->debugfs); in hci_conn_cleanup()
189 if (conn->type == ACL_LINK && conn->role == HCI_ROLE_MASTER && in hci_disconnect()
190 (conn->state == BT_CONNECTED || conn->state == BT_CONFIG)) { in hci_disconnect()
191 struct hci_dev *hdev = conn->hdev; in hci_disconnect()
194 clkoff_cp.handle = cpu_to_le16(conn->handle); in hci_disconnect()
204 struct hci_dev *hdev = conn->hdev; in hci_add_sco()
209 conn->state = BT_CONNECT; in hci_add_sco()
210 conn->out = true; in hci_add_sco()
212 conn->attempt++; in hci_add_sco()
215 cp.pkt_type = cpu_to_le16(conn->pkt_type); in hci_add_sco()
223 if (!conn->parent) in find_next_esco_param()
226 for (; conn->attempt <= size; conn->attempt++) { in find_next_esco_param()
227 if (lmp_esco_2m_capable(conn->parent) || in find_next_esco_param()
228 (esco_param[conn->attempt - 1].pkt_type & ESCO_2EV3)) in find_next_esco_param()
231 conn, conn->attempt); in find_next_esco_param()
234 return conn->attempt <= size; in find_next_esco_param()
243 if (!codec->data_path || !hdev->get_codec_config_data) in configure_datapath_sync()
247 if (!hdev->get_codec_config_data) in configure_datapath_sync()
250 err = hdev->get_codec_config_data(hdev, ESCO_LINK, codec, &vnd_len, in configure_datapath_sync()
257 err = -ENOMEM; in configure_datapath_sync()
261 err = hdev->get_data_path_id(hdev, &cmd->data_path_id); in configure_datapath_sync()
265 cmd->vnd_len = vnd_len; in configure_datapath_sync()
266 memcpy(cmd->vnd_data, vnd_data, vnd_len); in configure_datapath_sync()
268 cmd->direction = 0x00; in configure_datapath_sync()
272 cmd->direction = 0x01; in configure_datapath_sync()
286 struct hci_conn *conn = conn_handle->conn; in hci_enhanced_setup_sync()
287 __u16 handle = conn_handle->handle; in hci_enhanced_setup_sync()
294 return -ECANCELED; in hci_enhanced_setup_sync()
298 configure_datapath_sync(hdev, &conn->codec); in hci_enhanced_setup_sync()
300 conn->state = BT_CONNECT; in hci_enhanced_setup_sync()
301 conn->out = true; in hci_enhanced_setup_sync()
303 conn->attempt++; in hci_enhanced_setup_sync()
312 switch (conn->codec.id) { in hci_enhanced_setup_sync()
316 return -EINVAL; in hci_enhanced_setup_sync()
318 param = &esco_param_msbc[conn->attempt - 1]; in hci_enhanced_setup_sync()
333 cp.in_data_path = conn->codec.data_path; in hci_enhanced_setup_sync()
334 cp.out_data_path = conn->codec.data_path; in hci_enhanced_setup_sync()
343 param = &esco_param_msbc[conn->attempt - 1]; in hci_enhanced_setup_sync()
358 cp.in_data_path = conn->codec.data_path; in hci_enhanced_setup_sync()
359 cp.out_data_path = conn->codec.data_path; in hci_enhanced_setup_sync()
365 if (conn->parent && lmp_esco_capable(conn->parent)) { in hci_enhanced_setup_sync()
368 return -EINVAL; in hci_enhanced_setup_sync()
369 param = &esco_param_cvsd[conn->attempt - 1]; in hci_enhanced_setup_sync()
371 if (conn->attempt > ARRAY_SIZE(sco_param_cvsd)) in hci_enhanced_setup_sync()
372 return -EINVAL; in hci_enhanced_setup_sync()
373 param = &sco_param_cvsd[conn->attempt - 1]; in hci_enhanced_setup_sync()
389 cp.in_data_path = conn->codec.data_path; in hci_enhanced_setup_sync()
390 cp.out_data_path = conn->codec.data_path; in hci_enhanced_setup_sync()
395 return -EINVAL; in hci_enhanced_setup_sync()
398 cp.retrans_effort = param->retrans_effort; in hci_enhanced_setup_sync()
399 cp.pkt_type = __cpu_to_le16(param->pkt_type); in hci_enhanced_setup_sync()
400 cp.max_latency = __cpu_to_le16(param->max_latency); in hci_enhanced_setup_sync()
403 return -EIO; in hci_enhanced_setup_sync()
410 struct hci_dev *hdev = conn->hdev; in hci_setup_sync_conn()
416 conn->state = BT_CONNECT; in hci_setup_sync_conn()
417 conn->out = true; in hci_setup_sync_conn()
419 conn->attempt++; in hci_setup_sync_conn()
425 cp.voice_setting = cpu_to_le16(conn->setting); in hci_setup_sync_conn()
427 switch (conn->setting & SCO_AIRMODE_MASK) { in hci_setup_sync_conn()
432 param = &esco_param_msbc[conn->attempt - 1]; in hci_setup_sync_conn()
435 if (conn->parent && lmp_esco_capable(conn->parent)) { in hci_setup_sync_conn()
439 param = &esco_param_cvsd[conn->attempt - 1]; in hci_setup_sync_conn()
441 if (conn->attempt > ARRAY_SIZE(sco_param_cvsd)) in hci_setup_sync_conn()
443 param = &sco_param_cvsd[conn->attempt - 1]; in hci_setup_sync_conn()
450 cp.retrans_effort = param->retrans_effort; in hci_setup_sync_conn()
451 cp.pkt_type = __cpu_to_le16(param->pkt_type); in hci_setup_sync_conn()
452 cp.max_latency = __cpu_to_le16(param->max_latency); in hci_setup_sync_conn()
465 if (enhanced_sync_conn_capable(conn->hdev)) { in hci_setup_sync()
471 conn_handle->conn = conn; in hci_setup_sync()
472 conn_handle->handle = handle; in hci_setup_sync()
473 result = hci_cmd_sync_queue(conn->hdev, hci_enhanced_setup_sync, in hci_setup_sync()
487 struct hci_dev *hdev = conn->hdev; in hci_le_conn_update()
493 params = hci_conn_params_lookup(hdev, &conn->dst, conn->dst_type); in hci_le_conn_update()
495 params->conn_min_interval = min; in hci_le_conn_update()
496 params->conn_max_interval = max; in hci_le_conn_update()
497 params->conn_latency = latency; in hci_le_conn_update()
498 params->supervision_timeout = to_multiplier; in hci_le_conn_update()
504 cp.handle = cpu_to_le16(conn->handle); in hci_le_conn_update()
523 struct hci_dev *hdev = conn->hdev; in hci_le_start_enc()
530 cp.handle = cpu_to_le16(conn->handle); in hci_le_start_enc()
543 link = list_first_entry_or_null(&conn->link_list, struct hci_link, list); in hci_sco_setup()
544 if (!link || !link->conn) in hci_sco_setup()
550 if (lmp_esco_capable(conn->hdev)) in hci_sco_setup()
551 hci_setup_sync(link->conn, conn->handle); in hci_sco_setup()
553 hci_add_sco(link->conn, conn->handle); in hci_sco_setup()
555 hci_connect_cfm(link->conn, status); in hci_sco_setup()
556 hci_conn_del(link->conn); in hci_sco_setup()
564 int refcnt = atomic_read(&conn->refcnt); in hci_conn_timeout()
566 BT_DBG("hcon %p state %s", conn, state_to_string(conn->state)); in hci_conn_timeout()
588 struct hci_dev *hdev = conn->hdev; in hci_conn_idle()
590 BT_DBG("hcon %p mode %d", conn, conn->mode); in hci_conn_idle()
595 if (conn->mode != HCI_CM_ACTIVE || !(conn->link_policy & HCI_LP_SNIFF)) in hci_conn_idle()
600 cp.handle = cpu_to_le16(conn->handle); in hci_conn_idle()
607 if (!test_and_set_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->flags)) { in hci_conn_idle()
609 cp.handle = cpu_to_le16(conn->handle); in hci_conn_idle()
610 cp.max_interval = cpu_to_le16(hdev->sniff_max_interval); in hci_conn_idle()
611 cp.min_interval = cpu_to_le16(hdev->sniff_min_interval); in hci_conn_idle()
623 hci_send_cmd(conn->hdev, HCI_OP_USER_CONFIRM_REPLY, sizeof(conn->dst), in hci_conn_auto_accept()
624 &conn->dst); in hci_conn_auto_accept()
648 struct hci_dev *hdev = conn->hdev; in le_conn_timeout()
657 if (conn->role == HCI_ROLE_SLAVE) { in le_conn_timeout()
695 if (bacmp(&conn->dst, BDADDR_ANY)) in bis_list()
698 if (d->big != conn->iso_qos.bcast.big || d->bis == BT_ISO_QOS_BIS_UNSET || in bis_list()
699 d->bis != conn->iso_qos.bcast.bis) in bis_list()
702 d->count++; in bis_list()
709 bt_dev_dbg(hdev, "big 0x%2.2x bis 0x%2.2x", d->big, d->bis); in terminate_big_sync()
711 hci_disable_per_advertising_sync(hdev, d->bis); in terminate_big_sync()
712 hci_remove_ext_adv_instance_sync(hdev, d->bis, NULL); in terminate_big_sync()
715 if (!d->big_term) in terminate_big_sync()
718 return hci_le_terminate_big_sync(hdev, d->big, in terminate_big_sync()
732 bt_dev_dbg(hdev, "big 0x%2.2x bis 0x%2.2x", conn->iso_qos.bcast.big, in hci_le_terminate_big()
733 conn->iso_qos.bcast.bis); in hci_le_terminate_big()
737 return -ENOMEM; in hci_le_terminate_big()
739 d->big = conn->iso_qos.bcast.big; in hci_le_terminate_big()
740 d->bis = conn->iso_qos.bcast.bis; in hci_le_terminate_big()
741 d->big_term = test_and_clear_bit(HCI_CONN_BIG_CREATED, &conn->flags); in hci_le_terminate_big()
755 bt_dev_dbg(hdev, "big 0x%2.2x sync_handle 0x%4.4x", d->big, in big_terminate_sync()
756 d->sync_handle); in big_terminate_sync()
758 if (d->big_sync_term) in big_terminate_sync()
759 hci_le_big_terminate_sync(hdev, d->big); in big_terminate_sync()
761 if (d->pa_sync_term) in big_terminate_sync()
762 return hci_le_pa_terminate_sync(hdev, d->sync_handle); in big_terminate_sync()
772 bt_dev_dbg(hdev, "big 0x%2.2x sync_handle 0x%4.4x", big, conn->sync_handle); in hci_le_big_terminate()
776 return -ENOMEM; in hci_le_big_terminate()
778 d->big = big; in hci_le_big_terminate()
779 d->sync_handle = conn->sync_handle; in hci_le_big_terminate()
780 d->pa_sync_term = test_and_clear_bit(HCI_CONN_PA_SYNC, &conn->flags); in hci_le_big_terminate()
781 d->big_sync_term = test_and_clear_bit(HCI_CONN_BIG_SYNC, &conn->flags); in hci_le_big_terminate()
799 struct hci_dev *hdev = conn->hdev; in bis_cleanup()
804 if (conn->role == HCI_ROLE_MASTER) { in bis_cleanup()
805 if (!test_and_clear_bit(HCI_CONN_PER_ADV, &conn->flags)) in bis_cleanup()
811 bis = hci_conn_hash_lookup_big(hdev, conn->iso_qos.bcast.big); in bis_cleanup()
818 conn->iso_qos.bcast.big); in bis_cleanup()
823 hci_le_big_terminate(hdev, conn->iso_qos.bcast.big, in bis_cleanup()
848 if (!bacmp(&conn->dst, BDADDR_ANY) || d->cig != conn->iso_qos.ucast.cig) in find_cis()
851 d->count++; in find_cis()
860 struct hci_dev *hdev = conn->hdev; in cis_cleanup()
863 if (conn->iso_qos.ucast.cig == BT_ISO_QOS_CIG_UNSET) in cis_cleanup()
867 d.cig = conn->iso_qos.ucast.cig; in cis_cleanup()
878 hci_le_remove_cig(hdev, conn->iso_qos.ucast.cig); in cis_cleanup()
883 return ida_alloc_range(&hdev->unset_handle_ida, HCI_CONN_HANDLE_MAX + 1, in hci_conn_hash_alloc_unset()
894 if (!hdev->acl_mtu) in __hci_conn_add()
895 return ERR_PTR(-ECONNREFUSED); in __hci_conn_add()
898 if (hdev->iso_mtu) in __hci_conn_add()
903 if (hdev->le_mtu && hdev->le_mtu < HCI_MIN_LE_MTU) in __hci_conn_add()
904 return ERR_PTR(-ECONNREFUSED); in __hci_conn_add()
905 if (!hdev->le_mtu && hdev->acl_mtu < HCI_MIN_LE_MTU) in __hci_conn_add()
906 return ERR_PTR(-ECONNREFUSED); in __hci_conn_add()
910 if (!hdev->sco_pkts) in __hci_conn_add()
911 /* Controller does not support SCO or eSCO over HCI */ in __hci_conn_add()
912 return ERR_PTR(-ECONNREFUSED); in __hci_conn_add()
915 return ERR_PTR(-ECONNREFUSED); in __hci_conn_add()
922 return ERR_PTR(-ENOMEM); in __hci_conn_add()
924 bacpy(&conn->dst, dst); in __hci_conn_add()
925 bacpy(&conn->src, &hdev->bdaddr); in __hci_conn_add()
926 conn->handle = handle; in __hci_conn_add()
927 conn->hdev = hdev; in __hci_conn_add()
928 conn->type = type; in __hci_conn_add()
929 conn->role = role; in __hci_conn_add()
930 conn->mode = HCI_CM_ACTIVE; in __hci_conn_add()
931 conn->state = BT_OPEN; in __hci_conn_add()
932 conn->auth_type = HCI_AT_GENERAL_BONDING; in __hci_conn_add()
933 conn->io_capability = hdev->io_capability; in __hci_conn_add()
934 conn->remote_auth = 0xff; in __hci_conn_add()
935 conn->key_type = 0xff; in __hci_conn_add()
936 conn->rssi = HCI_RSSI_INVALID; in __hci_conn_add()
937 conn->tx_power = HCI_TX_POWER_INVALID; in __hci_conn_add()
938 conn->max_tx_power = HCI_TX_POWER_INVALID; in __hci_conn_add()
939 conn->sync_handle = HCI_SYNC_HANDLE_INVALID; in __hci_conn_add()
941 set_bit(HCI_CONN_POWER_SAVE, &conn->flags); in __hci_conn_add()
942 conn->disc_timeout = HCI_DISCONN_TIMEOUT; in __hci_conn_add()
945 conn->auth_payload_timeout = DEFAULT_AUTH_PAYLOAD_TIMEOUT; in __hci_conn_add()
947 if (conn->role == HCI_ROLE_MASTER) in __hci_conn_add()
948 conn->out = true; in __hci_conn_add()
952 conn->pkt_type = hdev->pkt_type & ACL_PTYPE_MASK; in __hci_conn_add()
953 conn->mtu = hdev->acl_mtu; in __hci_conn_add()
956 /* conn->src should reflect the local identity address */ in __hci_conn_add()
957 hci_copy_identity_address(hdev, &conn->src, &conn->src_type); in __hci_conn_add()
958 conn->mtu = hdev->le_mtu ? hdev->le_mtu : hdev->acl_mtu; in __hci_conn_add()
961 /* conn->src should reflect the local identity address */ in __hci_conn_add()
962 hci_copy_identity_address(hdev, &conn->src, &conn->src_type); in __hci_conn_add()
966 conn->cleanup = bis_cleanup; in __hci_conn_add()
967 else if (conn->role == HCI_ROLE_MASTER) in __hci_conn_add()
968 conn->cleanup = cis_cleanup; in __hci_conn_add()
970 conn->mtu = hdev->iso_mtu ? hdev->iso_mtu : in __hci_conn_add()
971 hdev->le_mtu ? hdev->le_mtu : hdev->acl_mtu; in __hci_conn_add()
975 conn->pkt_type = (hdev->esco_type & SCO_ESCO_MASK) | in __hci_conn_add()
976 (hdev->esco_type & EDR_ESCO_MASK); in __hci_conn_add()
978 conn->pkt_type = hdev->pkt_type & SCO_PTYPE_MASK; in __hci_conn_add()
980 conn->mtu = hdev->sco_mtu; in __hci_conn_add()
983 conn->pkt_type = hdev->esco_type & ~EDR_ESCO_MASK; in __hci_conn_add()
984 conn->mtu = hdev->sco_mtu; in __hci_conn_add()
988 skb_queue_head_init(&conn->data_q); in __hci_conn_add()
990 INIT_LIST_HEAD(&conn->chan_list); in __hci_conn_add()
991 INIT_LIST_HEAD(&conn->link_list); in __hci_conn_add()
993 INIT_DELAYED_WORK(&conn->disc_work, hci_conn_timeout); in __hci_conn_add()
994 INIT_DELAYED_WORK(&conn->auto_accept_work, hci_conn_auto_accept); in __hci_conn_add()
995 INIT_DELAYED_WORK(&conn->idle_work, hci_conn_idle); in __hci_conn_add()
996 INIT_DELAYED_WORK(&conn->le_conn_timeout, le_conn_timeout); in __hci_conn_add()
998 atomic_set(&conn->refcnt, 0); in __hci_conn_add()
1004 /* The SCO and eSCO connections will only be notified when their in __hci_conn_add()
1008 if (conn->type != SCO_LINK && conn->type != ESCO_LINK) { in __hci_conn_add()
1009 if (hdev->notify) in __hci_conn_add()
1010 hdev->notify(hdev, HCI_NOTIFY_CONN_ADD); in __hci_conn_add()
1027 return ERR_PTR(-ECONNREFUSED); in hci_conn_add_unset()
1036 return ERR_PTR(-EINVAL); in hci_conn_add()
1046 /* Due to race, SCO/ISO conn might be not established yet at this point, in hci_conn_cleanup_child()
1050 switch (conn->type) { in hci_conn_cleanup_child()
1053 if (HCI_CONN_HANDLE_UNSET(conn->handle)) in hci_conn_cleanup_child()
1057 if ((conn->state != BT_CONNECTED && in hci_conn_cleanup_child()
1058 !test_bit(HCI_CONN_CREATE_CIS, &conn->flags)) || in hci_conn_cleanup_child()
1059 test_bit(HCI_CONN_BIG_CREATED, &conn->flags)) in hci_conn_cleanup_child()
1067 struct hci_dev *hdev = conn->hdev; in hci_conn_unlink()
1071 if (!conn->parent) { in hci_conn_unlink()
1074 list_for_each_entry_safe(link, t, &conn->link_list, list) { in hci_conn_unlink()
1075 struct hci_conn *child = link->conn; in hci_conn_unlink()
1084 if (!test_bit(HCI_UP, &hdev->flags)) in hci_conn_unlink()
1087 hci_conn_cleanup_child(child, conn->abort_reason); in hci_conn_unlink()
1093 if (!conn->link) in hci_conn_unlink()
1096 list_del_rcu(&conn->link->list); in hci_conn_unlink()
1099 hci_conn_drop(conn->parent); in hci_conn_unlink()
1100 hci_conn_put(conn->parent); in hci_conn_unlink()
1101 conn->parent = NULL; in hci_conn_unlink()
1103 kfree(conn->link); in hci_conn_unlink()
1104 conn->link = NULL; in hci_conn_unlink()
1109 struct hci_dev *hdev = conn->hdev; in hci_conn_del()
1111 BT_DBG("%s hcon %p handle %d", hdev->name, conn, conn->handle); in hci_conn_del()
1115 cancel_delayed_work_sync(&conn->disc_work); in hci_conn_del()
1116 cancel_delayed_work_sync(&conn->auto_accept_work); in hci_conn_del()
1117 cancel_delayed_work_sync(&conn->idle_work); in hci_conn_del()
1119 if (conn->type == ACL_LINK) { in hci_conn_del()
1121 hdev->acl_cnt += conn->sent; in hci_conn_del()
1122 } else if (conn->type == LE_LINK) { in hci_conn_del()
1123 cancel_delayed_work(&conn->le_conn_timeout); in hci_conn_del()
1125 if (hdev->le_pkts) in hci_conn_del()
1126 hdev->le_cnt += conn->sent; in hci_conn_del()
1128 hdev->acl_cnt += conn->sent; in hci_conn_del()
1131 if (conn->type == ISO_LINK) { in hci_conn_del()
1132 if (hdev->iso_pkts) in hci_conn_del()
1133 hdev->iso_cnt += conn->sent; in hci_conn_del()
1134 else if (hdev->le_pkts) in hci_conn_del()
1135 hdev->le_cnt += conn->sent; in hci_conn_del()
1137 hdev->acl_cnt += conn->sent; in hci_conn_del()
1141 skb_queue_purge(&conn->data_q); in hci_conn_del()
1159 BT_DBG("%pMR -> %pMR", src, dst); in hci_get_route()
1164 if (!test_bit(HCI_UP, &d->flags) || in hci_get_route()
1168 /* Simple routing: in hci_get_route()
1169 * No source address - find interface with bdaddr != dst in hci_get_route()
1170 * Source address - find interface with bdaddr == src in hci_get_route()
1180 bacpy(&id_addr, &d->bdaddr); in hci_get_route()
1189 /* Convert from HCI to three-value type */ in hci_get_route()
1200 if (bacmp(&d->bdaddr, dst)) { in hci_get_route()
1214 /* This function requires the caller holds hdev->lock */
1217 struct hci_dev *hdev = conn->hdev; in hci_le_conn_failed()
1227 /* This function requires the caller holds hdev->lock */
1230 struct hci_dev *hdev = conn->hdev; in hci_conn_failed()
1234 switch (conn->type) { in hci_conn_failed()
1246 test_and_clear_bit(HCI_CONN_BIG_SYNC_FAILED, &conn->flags); in hci_conn_failed()
1247 test_and_clear_bit(HCI_CONN_PA_SYNC_FAILED, &conn->flags); in hci_conn_failed()
1249 conn->state = BT_CLOSED; in hci_conn_failed()
1254 /* This function requires the caller holds hdev->lock */
1257 struct hci_dev *hdev = conn->hdev; in hci_conn_set_handle()
1261 if (conn->handle == handle) in hci_conn_set_handle()
1273 if (conn->abort_reason) in hci_conn_set_handle()
1274 return conn->abort_reason; in hci_conn_set_handle()
1276 if (HCI_CONN_HANDLE_UNSET(conn->handle)) in hci_conn_set_handle()
1277 ida_free(&hdev->unset_handle_ida, conn->handle); in hci_conn_set_handle()
1279 conn->handle = handle; in hci_conn_set_handle()
1295 return ERR_PTR(-ECONNREFUSED); in hci_connect_le()
1297 return ERR_PTR(-EOPNOTSUPP); in hci_connect_le()
1301 * time, we return -EBUSY if there is any connection attempt running. in hci_connect_le()
1304 return ERR_PTR(-EBUSY); in hci_connect_le()
1312 if (conn && !test_bit(HCI_CONN_SCANNING, &conn->flags)) { in hci_connect_le()
1313 return ERR_PTR(-EBUSY); in hci_connect_le()
1330 if (irk && bacmp(&irk->rpa, BDADDR_ANY)) { in hci_connect_le()
1331 dst = &irk->rpa; in hci_connect_le()
1337 bacpy(&conn->dst, dst); in hci_connect_le()
1343 conn->pending_sec_level = sec_level; in hci_connect_le()
1346 conn->dst_type = dst_type; in hci_connect_le()
1347 conn->sec_level = BT_SECURITY_LOW; in hci_connect_le()
1348 conn->conn_timeout = conn_timeout; in hci_connect_le()
1367 if (conn->state != BT_CONNECTED) in is_connected()
1373 /* This function requires the caller holds hdev->lock */
1380 return -EISCONN; in hci_explicit_conn_params_set()
1386 return -ENOMEM; in hci_explicit_conn_params_set()
1392 params->auto_connect = HCI_AUTO_CONN_EXPLICIT; in hci_explicit_conn_params_set()
1396 if (params->auto_connect == HCI_AUTO_CONN_DISABLED || in hci_explicit_conn_params_set()
1397 params->auto_connect == HCI_AUTO_CONN_REPORT || in hci_explicit_conn_params_set()
1398 params->auto_connect == HCI_AUTO_CONN_EXPLICIT) { in hci_explicit_conn_params_set()
1400 hci_pend_le_list_add(params, &hdev->pend_le_conns); in hci_explicit_conn_params_set()
1403 params->explicit_connect = true; in hci_explicit_conn_params_set()
1406 params->auto_connect); in hci_explicit_conn_params_set()
1417 if (qos->bcast.big == BT_ISO_QOS_BIG_UNSET) { in qos_set_big()
1426 return -EADDRNOTAVAIL; in qos_set_big()
1429 qos->bcast.big = big; in qos_set_big()
1441 if (qos->bcast.bis == BT_ISO_QOS_BIS_UNSET) { in qos_set_bis()
1445 for (bis = 0x01; bis < hdev->le_num_of_adv_sets; in qos_set_bis()
1453 if (bis == hdev->le_num_of_adv_sets) in qos_set_bis()
1454 return -EADDRNOTAVAIL; in qos_set_bis()
1457 qos->bcast.bis = bis; in qos_set_bis()
1463 /* This function requires the caller holds hdev->lock */
1474 return ERR_PTR(-ECONNREFUSED); in hci_add_bis()
1475 return ERR_PTR(-EOPNOTSUPP); in hci_add_bis()
1487 conn = hci_conn_hash_lookup_per_adv_bis(hdev, dst, qos->bcast.big, in hci_add_bis()
1488 qos->bcast.big); in hci_add_bis()
1490 return ERR_PTR(-EADDRINUSE); in hci_add_bis()
1495 conn = hci_conn_hash_lookup_big(hdev, qos->bcast.big); in hci_add_bis()
1497 if (conn && (memcmp(qos, &conn->iso_qos, sizeof(*qos)) || in hci_add_bis()
1498 base_len != conn->le_per_adv_data_len || in hci_add_bis()
1499 memcmp(conn->le_per_adv_data, base, base_len))) in hci_add_bis()
1500 return ERR_PTR(-EADDRINUSE); in hci_add_bis()
1506 conn->state = BT_CONNECT; in hci_add_bis()
1512 /* This function requires the caller holds hdev->lock */
1523 return ERR_PTR(-ECONNREFUSED); in hci_connect_le_scan()
1525 return ERR_PTR(-EOPNOTSUPP); in hci_connect_le_scan()
1529 * established. To be able to handle these ATT messages, the user- in hci_connect_le_scan()
1539 if (conn->pending_sec_level < sec_level) in hci_connect_le_scan()
1540 conn->pending_sec_level = sec_level; in hci_connect_le_scan()
1552 return ERR_PTR(-EBUSY); in hci_connect_le_scan()
1555 conn->state = BT_CONNECT; in hci_connect_le_scan()
1556 set_bit(HCI_CONN_SCANNING, &conn->flags); in hci_connect_le_scan()
1557 conn->dst_type = dst_type; in hci_connect_le_scan()
1558 conn->sec_level = BT_SECURITY_LOW; in hci_connect_le_scan()
1559 conn->pending_sec_level = sec_level; in hci_connect_le_scan()
1560 conn->conn_timeout = conn_timeout; in hci_connect_le_scan()
1561 conn->conn_reason = conn_reason; in hci_connect_le_scan()
1578 return ERR_PTR(-ECONNREFUSED); in hci_connect_acl()
1580 return ERR_PTR(-EOPNOTSUPP); in hci_connect_acl()
1584 * CVE-2020-26555 in hci_connect_acl()
1586 if (!bacmp(&hdev->bdaddr, dst)) { in hci_connect_acl()
1589 return ERR_PTR(-ECONNREFUSED); in hci_connect_acl()
1601 acl->conn_reason = conn_reason; in hci_connect_acl()
1602 if (acl->state == BT_OPEN || acl->state == BT_CLOSED) { in hci_connect_acl()
1605 acl->sec_level = BT_SECURITY_LOW; in hci_connect_acl()
1606 acl->pending_sec_level = sec_level; in hci_connect_acl()
1607 acl->auth_type = auth_type; in hci_connect_acl()
1622 struct hci_dev *hdev = parent->hdev; in hci_conn_link()
1627 if (conn->link) in hci_conn_link()
1628 return conn->link; in hci_conn_link()
1630 if (conn->parent) in hci_conn_link()
1637 link->conn = hci_conn_hold(conn); in hci_conn_link()
1638 conn->link = link; in hci_conn_link()
1639 conn->parent = hci_conn_get(parent); in hci_conn_link()
1642 list_add_tail_rcu(&link->list, &parent->link_list); in hci_conn_link()
1651 struct hci_conn *sco; in hci_connect_sco() local
1659 sco = hci_conn_hash_lookup_ba(hdev, type, dst); in hci_connect_sco()
1660 if (!sco) { in hci_connect_sco()
1661 sco = hci_conn_add_unset(hdev, type, dst, HCI_ROLE_MASTER); in hci_connect_sco()
1662 if (IS_ERR(sco)) { in hci_connect_sco()
1664 return sco; in hci_connect_sco()
1668 link = hci_conn_link(acl, sco); in hci_connect_sco()
1671 hci_conn_drop(sco); in hci_connect_sco()
1672 return ERR_PTR(-ENOLINK); in hci_connect_sco()
1675 sco->setting = setting; in hci_connect_sco()
1676 sco->codec = *codec; in hci_connect_sco()
1678 if (acl->state == BT_CONNECTED && in hci_connect_sco()
1679 (sco->state == BT_OPEN || sco->state == BT_CLOSED)) { in hci_connect_sco()
1680 set_bit(HCI_CONN_POWER_SAVE, &acl->flags); in hci_connect_sco()
1683 if (test_bit(HCI_CONN_MODE_CHANGE_PEND, &acl->flags)) { in hci_connect_sco()
1684 /* defer SCO setup until mode change completed */ in hci_connect_sco()
1685 set_bit(HCI_CONN_SCO_SETUP_PEND, &acl->flags); in hci_connect_sco()
1686 return sco; in hci_connect_sco()
1692 return sco; in hci_connect_sco()
1697 struct hci_dev *hdev = conn->hdev; in hci_le_create_big()
1703 data.big = qos->bcast.big; in hci_le_create_big()
1704 data.bis = qos->bcast.bis; in hci_le_create_big()
1711 cp.handle = qos->bcast.big; in hci_le_create_big()
1712 cp.adv_handle = qos->bcast.bis; in hci_le_create_big()
1714 hci_cpu_to_le24(qos->bcast.out.interval, cp.bis.sdu_interval); in hci_le_create_big()
1715 cp.bis.sdu = cpu_to_le16(qos->bcast.out.sdu); in hci_le_create_big()
1716 cp.bis.latency = cpu_to_le16(qos->bcast.out.latency); in hci_le_create_big()
1717 cp.bis.rtn = qos->bcast.out.rtn; in hci_le_create_big()
1718 cp.bis.phy = qos->bcast.out.phy; in hci_le_create_big()
1719 cp.bis.packing = qos->bcast.packing; in hci_le_create_big()
1720 cp.bis.framing = qos->bcast.framing; in hci_le_create_big()
1721 cp.bis.encryption = qos->bcast.encryption; in hci_le_create_big()
1722 memcpy(cp.bis.bcode, qos->bcast.bcode, sizeof(cp.bis.bcode)); in hci_le_create_big()
1741 qos = &conn->iso_qos; in set_cig_params_sync()
1743 hci_cpu_to_le24(qos->ucast.out.interval, pdu.cp.c_interval); in set_cig_params_sync()
1744 hci_cpu_to_le24(qos->ucast.in.interval, pdu.cp.p_interval); in set_cig_params_sync()
1745 pdu.cp.sca = qos->ucast.sca; in set_cig_params_sync()
1746 pdu.cp.packing = qos->ucast.packing; in set_cig_params_sync()
1747 pdu.cp.framing = qos->ucast.framing; in set_cig_params_sync()
1748 pdu.cp.c_latency = cpu_to_le16(qos->ucast.out.latency); in set_cig_params_sync()
1749 pdu.cp.p_latency = cpu_to_le16(qos->ucast.in.latency); in set_cig_params_sync()
1763 qos = &conn->iso_qos; in set_cig_params_sync()
1766 cis->cis_id = cis_id; in set_cig_params_sync()
1767 cis->c_sdu = cpu_to_le16(conn->iso_qos.ucast.out.sdu); in set_cig_params_sync()
1768 cis->p_sdu = cpu_to_le16(conn->iso_qos.ucast.in.sdu); in set_cig_params_sync()
1769 cis->c_phy = qos->ucast.out.phy ? qos->ucast.out.phy : in set_cig_params_sync()
1770 qos->ucast.in.phy; in set_cig_params_sync()
1771 cis->p_phy = qos->ucast.in.phy ? qos->ucast.in.phy : in set_cig_params_sync()
1772 qos->ucast.out.phy; in set_cig_params_sync()
1773 cis->c_rtn = qos->ucast.out.rtn; in set_cig_params_sync()
1774 cis->p_rtn = qos->ucast.in.rtn; in set_cig_params_sync()
1788 struct hci_dev *hdev = conn->hdev; in hci_le_set_cig_params()
1794 if (qos->ucast.cig == BT_ISO_QOS_CIG_UNSET) { in hci_le_set_cig_params()
1813 qos->ucast.cig = data.cig; in hci_le_set_cig_params()
1816 if (qos->ucast.cis != BT_ISO_QOS_CIS_UNSET) { in hci_le_set_cig_params()
1817 if (hci_conn_hash_lookup_cis(hdev, NULL, 0, qos->ucast.cig, in hci_le_set_cig_params()
1818 qos->ucast.cis)) in hci_le_set_cig_params()
1824 for (data.cig = qos->ucast.cig, data.cis = 0x00; data.cis < 0xf0; in hci_le_set_cig_params()
1829 qos->ucast.cis = data.cis; in hci_le_set_cig_params()
1834 if (qos->ucast.cis == BT_ISO_QOS_CIS_UNSET) in hci_le_set_cig_params()
1839 UINT_PTR(qos->ucast.cig), NULL) < 0) in hci_le_set_cig_params()
1850 cis = hci_conn_hash_lookup_cis(hdev, dst, dst_type, qos->ucast.cig, in hci_bind_cis()
1851 qos->ucast.cis); in hci_bind_cis()
1856 cis->cleanup = cis_cleanup; in hci_bind_cis()
1857 cis->dst_type = dst_type; in hci_bind_cis()
1858 cis->iso_qos.ucast.cig = BT_ISO_QOS_CIG_UNSET; in hci_bind_cis()
1859 cis->iso_qos.ucast.cis = BT_ISO_QOS_CIS_UNSET; in hci_bind_cis()
1862 if (cis->state == BT_CONNECTED) in hci_bind_cis()
1866 if (cis->state == BT_BOUND && in hci_bind_cis()
1867 !memcmp(&cis->iso_qos, qos, sizeof(*qos))) in hci_bind_cis()
1871 cis->le_tx_phy = qos->ucast.out.phy; in hci_bind_cis()
1872 cis->le_rx_phy = qos->ucast.in.phy; in hci_bind_cis()
1877 if (!qos->ucast.out.interval) in hci_bind_cis()
1878 qos->ucast.out.interval = qos->ucast.in.interval; in hci_bind_cis()
1883 if (!qos->ucast.in.interval) in hci_bind_cis()
1884 qos->ucast.in.interval = qos->ucast.out.interval; in hci_bind_cis()
1889 if (!qos->ucast.out.latency) in hci_bind_cis()
1890 qos->ucast.out.latency = qos->ucast.in.latency; in hci_bind_cis()
1895 if (!qos->ucast.in.latency) in hci_bind_cis()
1896 qos->ucast.in.latency = qos->ucast.out.latency; in hci_bind_cis()
1900 return ERR_PTR(-EINVAL); in hci_bind_cis()
1905 cis->iso_qos = *qos; in hci_bind_cis()
1906 cis->state = BT_BOUND; in hci_bind_cis()
1913 struct hci_dev *hdev = conn->hdev; in hci_iso_setup_path()
1918 if (conn->iso_qos.ucast.out.sdu) { in hci_iso_setup_path()
1919 cmd.handle = cpu_to_le16(conn->handle); in hci_iso_setup_path()
1929 if (conn->iso_qos.ucast.in.sdu) { in hci_iso_setup_path()
1930 cmd.handle = cpu_to_le16(conn->handle); in hci_iso_setup_path()
1945 if (conn->type != ISO_LINK || !bacmp(&conn->dst, BDADDR_ANY)) in hci_conn_check_create_cis()
1946 return -EINVAL; in hci_conn_check_create_cis()
1948 if (!conn->parent || conn->parent->state != BT_CONNECTED || in hci_conn_check_create_cis()
1949 conn->state != BT_CONNECT || HCI_CONN_HANDLE_UNSET(conn->handle)) in hci_conn_check_create_cis()
1967 list_for_each_entry_rcu(conn, &hdev->conn_hash.list, list) { in hci_le_create_cis_pending()
1968 if (test_bit(HCI_CONN_CREATE_CIS, &conn->flags)) { in hci_le_create_cis_pending()
1970 return -EBUSY; in hci_le_create_cis_pending()
1990 if (!qos->sdu && qos->phy) in hci_iso_qos_setup()
1991 qos->sdu = conn->mtu; in hci_iso_qos_setup()
1994 if (qos->phy == BT_ISO_PHY_ANY) in hci_iso_qos_setup()
1995 qos->phy = phy; in hci_iso_qos_setup()
1998 if (!qos->interval) in hci_iso_qos_setup()
2000 qos->interval = conn->le_conn_interval * 1250; in hci_iso_qos_setup()
2003 if (!qos->latency) in hci_iso_qos_setup()
2004 qos->latency = conn->le_conn_latency; in hci_iso_qos_setup()
2010 struct bt_iso_qos *qos = &conn->iso_qos; in create_big_sync()
2015 if (qos->bcast.out.phy == 0x02) in create_big_sync()
2019 interval = (qos->bcast.out.interval / 1250) * qos->bcast.sync_factor; in create_big_sync()
2021 if (qos->bcast.bis) in create_big_sync()
2024 err = hci_start_per_adv_sync(hdev, qos->bcast.bis, conn->le_per_adv_data_len, in create_big_sync()
2025 conn->le_per_adv_data, flags, interval, in create_big_sync()
2030 return hci_le_create_big(conn, &conn->iso_qos); in create_big_sync()
2066 return -EBUSY; in hci_pa_create_sync()
2071 return -ENOMEM; in hci_pa_create_sync()
2074 cp->options = qos->bcast.options; in hci_pa_create_sync()
2075 cp->sid = sid; in hci_pa_create_sync()
2076 cp->addr_type = dst_type; in hci_pa_create_sync()
2077 bacpy(&cp->addr, dst); in hci_pa_create_sync()
2078 cp->skip = cpu_to_le16(qos->bcast.skip); in hci_pa_create_sync()
2079 cp->sync_timeout = cpu_to_le16(qos->bcast.sync_timeout); in hci_pa_create_sync()
2080 cp->sync_cte_type = qos->bcast.sync_cte_type; in hci_pa_create_sync()
2097 return -EINVAL; in hci_le_big_create_sync()
2104 hcon->iso_qos.bcast.big = qos->bcast.big; in hci_le_big_create_sync()
2107 pdu.cp.handle = qos->bcast.big; in hci_le_big_create_sync()
2109 pdu.cp.encryption = qos->bcast.encryption; in hci_le_big_create_sync()
2110 memcpy(pdu.cp.bcode, qos->bcast.bcode, sizeof(pdu.cp.bcode)); in hci_le_big_create_sync()
2111 pdu.cp.mse = qos->bcast.mse; in hci_le_big_create_sync()
2112 pdu.cp.timeout = cpu_to_le16(qos->bcast.timeout); in hci_le_big_create_sync()
2143 conn = hci_conn_hash_lookup_big_state(hdev, qos->bcast.big, BT_OPEN); in hci_bind_bis()
2145 memcpy(qos, &conn->iso_qos, sizeof(*qos)); in hci_bind_bis()
2146 conn->state = BT_CONNECTED; in hci_bind_bis()
2160 conn->le_tx_phy = qos->bcast.out.phy; in hci_bind_bis()
2161 conn->le_tx_phy = qos->bcast.out.phy; in hci_bind_bis()
2165 memcpy(conn->le_per_adv_data, eir, sizeof(eir)); in hci_bind_bis()
2166 conn->le_per_adv_data_len = base_len; in hci_bind_bis()
2169 hci_iso_qos_setup(hdev, conn, &qos->bcast.out, in hci_bind_bis()
2170 conn->le_tx_phy ? conn->le_tx_phy : in hci_bind_bis()
2171 hdev->le_tx_def_phys); in hci_bind_bis()
2173 conn->iso_qos = *qos; in hci_bind_bis()
2174 conn->state = BT_BOUND; in hci_bind_bis()
2178 conn->iso_qos.bcast.big); in hci_bind_bis()
2183 return ERR_PTR(-ENOLINK); in hci_bind_bis()
2194 if (bacmp(&conn->dst, BDADDR_ANY)) in bis_mark_per_adv()
2197 if (d->big != conn->iso_qos.bcast.big || in bis_mark_per_adv()
2198 d->bis == BT_ISO_QOS_BIS_UNSET || in bis_mark_per_adv()
2199 d->bis != conn->iso_qos.bcast.bis) in bis_mark_per_adv()
2202 set_bit(HCI_CONN_PER_ADV, &conn->flags); in bis_mark_per_adv()
2217 if (conn->state == BT_CONNECTED) in hci_connect_bis()
2220 data.big = qos->bcast.big; in hci_connect_bis()
2221 data.bis = qos->bcast.bis; in hci_connect_bis()
2261 hci_iso_qos_setup(hdev, le, &qos->ucast.out, in hci_connect_cis()
2262 le->le_tx_phy ? le->le_tx_phy : hdev->le_tx_def_phys); in hci_connect_cis()
2263 hci_iso_qos_setup(hdev, le, &qos->ucast.in, in hci_connect_cis()
2264 le->le_rx_phy ? le->le_rx_phy : hdev->le_rx_def_phys); in hci_connect_cis()
2276 return ERR_PTR(-ENOLINK); in hci_connect_cis()
2279 cis->state = BT_CONNECT; in hci_connect_cis()
2292 * Connections is used and the link is encrypted with AES-CCM in hci_conn_check_link_mode()
2293 * using a P-256 authenticated combination key. in hci_conn_check_link_mode()
2295 if (hci_dev_test_flag(conn->hdev, HCI_SC_ONLY)) { in hci_conn_check_link_mode()
2297 !test_bit(HCI_CONN_AES_CCM, &conn->flags) || in hci_conn_check_link_mode()
2298 conn->key_type != HCI_LK_AUTH_COMBINATION_P256) in hci_conn_check_link_mode()
2307 * 128-bit equivalent strength for link and encryption keys in hci_conn_check_link_mode()
2309 * SAFER+ not allowed, and P-192 not allowed; encryption key in hci_conn_check_link_mode()
2312 if (conn->sec_level == BT_SECURITY_FIPS && in hci_conn_check_link_mode()
2313 !test_bit(HCI_CONN_AES_CCM, &conn->flags)) { in hci_conn_check_link_mode()
2314 bt_dev_err(conn->hdev, in hci_conn_check_link_mode()
2315 "Invalid security: Missing AES-CCM usage"); in hci_conn_check_link_mode()
2320 !test_bit(HCI_CONN_ENCRYPT, &conn->flags)) in hci_conn_check_link_mode()
2331 if (conn->pending_sec_level > sec_level) in hci_conn_auth()
2332 sec_level = conn->pending_sec_level; in hci_conn_auth()
2334 if (sec_level > conn->sec_level) in hci_conn_auth()
2335 conn->pending_sec_level = sec_level; in hci_conn_auth()
2336 else if (test_bit(HCI_CONN_AUTH, &conn->flags)) in hci_conn_auth()
2340 auth_type |= (conn->auth_type & 0x01); in hci_conn_auth()
2342 conn->auth_type = auth_type; in hci_conn_auth()
2344 if (!test_and_set_bit(HCI_CONN_AUTH_PEND, &conn->flags)) { in hci_conn_auth()
2347 cp.handle = cpu_to_le16(conn->handle); in hci_conn_auth()
2348 hci_send_cmd(conn->hdev, HCI_OP_AUTH_REQUESTED, in hci_conn_auth()
2354 if (!test_bit(HCI_CONN_ENCRYPT, &conn->flags)) in hci_conn_auth()
2355 set_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags); in hci_conn_auth()
2366 if (!test_and_set_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) { in hci_conn_encrypt()
2368 cp.handle = cpu_to_le16(conn->handle); in hci_conn_encrypt()
2370 hci_send_cmd(conn->hdev, HCI_OP_SET_CONN_ENCRYPT, sizeof(cp), in hci_conn_encrypt()
2381 if (conn->type == LE_LINK) in hci_conn_security()
2394 if (!test_bit(HCI_CONN_AUTH, &conn->flags)) in hci_conn_security()
2397 switch (conn->key_type) { in hci_conn_security()
2426 if (sec_level <= BT_SECURITY_MEDIUM || conn->pin_length == 16) in hci_conn_security()
2434 if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) in hci_conn_security()
2438 set_bit(HCI_CONN_AUTH_INITIATOR, &conn->flags); in hci_conn_security()
2444 if (test_bit(HCI_CONN_ENCRYPT, &conn->flags)) { in hci_conn_security()
2448 if (!conn->enc_key_size) in hci_conn_security()
2465 /* Accept if non-secure or higher security level is required */ in hci_conn_check_secure()
2470 if (conn->sec_level == BT_SECURITY_HIGH || in hci_conn_check_secure()
2471 conn->sec_level == BT_SECURITY_FIPS) in hci_conn_check_secure()
2484 if (role == conn->role) in hci_conn_switch_role()
2487 if (!test_and_set_bit(HCI_CONN_RSWITCH_PEND, &conn->flags)) { in hci_conn_switch_role()
2489 bacpy(&cp.bdaddr, &conn->dst); in hci_conn_switch_role()
2491 hci_send_cmd(conn->hdev, HCI_OP_SWITCH_ROLE, sizeof(cp), &cp); in hci_conn_switch_role()
2501 struct hci_dev *hdev = conn->hdev; in hci_conn_enter_active_mode()
2503 BT_DBG("hcon %p mode %d", conn, conn->mode); in hci_conn_enter_active_mode()
2505 if (conn->mode != HCI_CM_SNIFF) in hci_conn_enter_active_mode()
2508 if (!test_bit(HCI_CONN_POWER_SAVE, &conn->flags) && !force_active) in hci_conn_enter_active_mode()
2511 if (!test_and_set_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->flags)) { in hci_conn_enter_active_mode()
2513 cp.handle = cpu_to_le16(conn->handle); in hci_conn_enter_active_mode()
2518 if (hdev->idle_timeout > 0) in hci_conn_enter_active_mode()
2519 queue_delayed_work(hdev->workqueue, &conn->idle_work, in hci_conn_enter_active_mode()
2520 msecs_to_jiffies(hdev->idle_timeout)); in hci_conn_enter_active_mode()
2526 struct list_head *head = &hdev->conn_hash.list; in hci_conn_hash_flush()
2529 BT_DBG("hdev %s", hdev->name); in hci_conn_hash_flush()
2538 conn->state = BT_CLOSED; in hci_conn_hash_flush()
2548 if (conn->role == HCI_ROLE_MASTER) in get_link_mode()
2551 if (test_bit(HCI_CONN_ENCRYPT, &conn->flags)) in get_link_mode()
2554 if (test_bit(HCI_CONN_AUTH, &conn->flags)) in get_link_mode()
2557 if (test_bit(HCI_CONN_SECURE, &conn->flags)) in get_link_mode()
2560 if (test_bit(HCI_CONN_FIPS, &conn->flags)) in get_link_mode()
2575 return -EFAULT; in hci_get_conn_list()
2578 return -EINVAL; in hci_get_conn_list()
2584 return -ENOMEM; in hci_get_conn_list()
2589 return -ENODEV; in hci_get_conn_list()
2592 ci = cl->conn_info; in hci_get_conn_list()
2595 list_for_each_entry(c, &hdev->conn_hash.list, list) { in hci_get_conn_list()
2596 bacpy(&(ci + n)->bdaddr, &c->dst); in hci_get_conn_list()
2597 (ci + n)->handle = c->handle; in hci_get_conn_list()
2598 (ci + n)->type = c->type; in hci_get_conn_list()
2599 (ci + n)->out = c->out; in hci_get_conn_list()
2600 (ci + n)->state = c->state; in hci_get_conn_list()
2601 (ci + n)->link_mode = get_link_mode(c); in hci_get_conn_list()
2607 cl->dev_id = hdev->id; in hci_get_conn_list()
2608 cl->conn_num = n; in hci_get_conn_list()
2616 return err ? -EFAULT : 0; in hci_get_conn_list()
2627 return -EFAULT; in hci_get_conn_info()
2632 bacpy(&ci.bdaddr, &conn->dst); in hci_get_conn_info()
2633 ci.handle = conn->handle; in hci_get_conn_info()
2634 ci.type = conn->type; in hci_get_conn_info()
2635 ci.out = conn->out; in hci_get_conn_info()
2636 ci.state = conn->state; in hci_get_conn_info()
2642 return -ENOENT; in hci_get_conn_info()
2644 return copy_to_user(ptr, &ci, sizeof(ci)) ? -EFAULT : 0; in hci_get_conn_info()
2653 return -EFAULT; in hci_get_auth_info()
2658 req.type = conn->auth_type; in hci_get_auth_info()
2662 return -ENOENT; in hci_get_auth_info()
2664 return copy_to_user(arg, &req, sizeof(req)) ? -EFAULT : 0; in hci_get_auth_info()
2669 struct hci_dev *hdev = conn->hdev; in hci_chan_create()
2672 BT_DBG("%s hcon %p", hdev->name, conn); in hci_chan_create()
2674 if (test_bit(HCI_CONN_DROP, &conn->flags)) { in hci_chan_create()
2683 chan->conn = hci_conn_get(conn); in hci_chan_create()
2684 skb_queue_head_init(&chan->data_q); in hci_chan_create()
2685 chan->state = BT_CONNECTED; in hci_chan_create()
2687 list_add_rcu(&chan->list, &conn->chan_list); in hci_chan_create()
2694 struct hci_conn *conn = chan->conn; in hci_chan_del()
2695 struct hci_dev *hdev = conn->hdev; in hci_chan_del()
2697 BT_DBG("%s hcon %p chan %p", hdev->name, conn, chan); in hci_chan_del()
2699 list_del_rcu(&chan->list); in hci_chan_del()
2704 set_bit(HCI_CONN_DROP, &conn->flags); in hci_chan_del()
2708 skb_queue_purge(&chan->data_q); in hci_chan_del()
2718 list_for_each_entry_safe(chan, n, &conn->chan_list, list) in hci_chan_list_flush()
2727 list_for_each_entry(hchan, &hcon->chan_list, list) { in __hci_chan_lookup_handle()
2728 if (hchan->handle == handle) in __hci_chan_lookup_handle()
2737 struct hci_conn_hash *h = &hdev->conn_hash; in hci_chan_lookup_handle()
2743 list_for_each_entry_rcu(hcon, &h->list, list) { in hci_chan_lookup_handle()
2762 switch (conn->type) { in hci_conn_get_phy()
2764 /* SCO logical transport (1 Mb/s): in hci_conn_get_phy()
2777 if (conn->pkt_type & (HCI_DM3 | HCI_DH3)) in hci_conn_get_phy()
2780 if (conn->pkt_type & (HCI_DM5 | HCI_DH5)) in hci_conn_get_phy()
2784 * 2-DH1, 2-DH3 and 2-DH5. in hci_conn_get_phy()
2786 if (!(conn->pkt_type & HCI_2DH1)) in hci_conn_get_phy()
2789 if (!(conn->pkt_type & HCI_2DH3)) in hci_conn_get_phy()
2792 if (!(conn->pkt_type & HCI_2DH5)) in hci_conn_get_phy()
2796 * 3-DH1, 3-DH3 and 3-DH5. in hci_conn_get_phy()
2798 if (!(conn->pkt_type & HCI_3DH1)) in hci_conn_get_phy()
2801 if (!(conn->pkt_type & HCI_3DH3)) in hci_conn_get_phy()
2804 if (!(conn->pkt_type & HCI_3DH5)) in hci_conn_get_phy()
2813 if (!(conn->pkt_type & (ESCO_EV4 | ESCO_EV5))) in hci_conn_get_phy()
2816 /* eSCO logical transport (2 Mb/s): 2-EV3, 2-EV5 */ in hci_conn_get_phy()
2817 if (!(conn->pkt_type & ESCO_2EV3)) in hci_conn_get_phy()
2820 if (!(conn->pkt_type & ESCO_2EV5)) in hci_conn_get_phy()
2823 /* eSCO logical transport (3 Mb/s): 3-EV3, 3-EV5 */ in hci_conn_get_phy()
2824 if (!(conn->pkt_type & ESCO_3EV3)) in hci_conn_get_phy()
2827 if (!(conn->pkt_type & ESCO_3EV5)) in hci_conn_get_phy()
2833 if (conn->le_tx_phy & HCI_LE_SET_PHY_1M) in hci_conn_get_phy()
2836 if (conn->le_rx_phy & HCI_LE_SET_PHY_1M) in hci_conn_get_phy()
2839 if (conn->le_tx_phy & HCI_LE_SET_PHY_2M) in hci_conn_get_phy()
2842 if (conn->le_rx_phy & HCI_LE_SET_PHY_2M) in hci_conn_get_phy()
2845 if (conn->le_tx_phy & HCI_LE_SET_PHY_CODED) in hci_conn_get_phy()
2848 if (conn->le_rx_phy & HCI_LE_SET_PHY_CODED) in hci_conn_get_phy()
2862 return -ECANCELED; in abort_conn_sync()
2864 return hci_abort_conn_sync(hdev, conn, conn->abort_reason); in abort_conn_sync()
2869 struct hci_dev *hdev = conn->hdev; in hci_abort_conn()
2874 if (conn->abort_reason) in hci_abort_conn()
2877 bt_dev_dbg(hdev, "handle 0x%2.2x reason 0x%2.2x", conn->handle, reason); in hci_abort_conn()
2879 conn->abort_reason = reason; in hci_abort_conn()
2888 if (conn->state == BT_CONNECT && hdev->req_status == HCI_REQ_PEND) { in hci_abort_conn()
2889 switch (hci_skb_event(hdev->sent_cmd)) { in hci_abort_conn()