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()
128 hci_conn_del_sysfs(conn); in hci_conn_cleanup()
130 debugfs_remove_recursive(conn->debugfs); in hci_conn_cleanup()
134 hci_conn_put(conn); in hci_conn_cleanup()
139 struct hci_conn *conn = container_of(work, struct hci_conn, in le_scan_cleanup() local
141 struct hci_dev *hdev = conn->hdev; in le_scan_cleanup()
144 BT_DBG("%s hcon %p", hdev->name, conn); in le_scan_cleanup()
151 if (c == conn) in le_scan_cleanup()
156 if (c == conn) { in le_scan_cleanup()
157 hci_connect_le_scan_cleanup(conn); in le_scan_cleanup()
158 hci_conn_cleanup(conn); in le_scan_cleanup()
163 hci_conn_put(conn); in le_scan_cleanup()
166 static void hci_connect_le_scan_remove(struct hci_conn *conn) in hci_connect_le_scan_remove() argument
168 BT_DBG("%s hcon %p", conn->hdev->name, conn); in hci_connect_le_scan_remove()
178 hci_dev_hold(conn->hdev); in hci_connect_le_scan_remove()
179 hci_conn_get(conn); in hci_connect_le_scan_remove()
185 schedule_work(&conn->le_scan_cleanup); in hci_connect_le_scan_remove()
188 static void hci_acl_create_connection(struct hci_conn *conn) in hci_acl_create_connection() argument
190 struct hci_dev *hdev = conn->hdev; in hci_acl_create_connection()
194 BT_DBG("hcon %p", conn); in hci_acl_create_connection()
196 conn->state = BT_CONNECT; in hci_acl_create_connection()
197 conn->out = true; in hci_acl_create_connection()
198 conn->role = HCI_ROLE_MASTER; in hci_acl_create_connection()
200 conn->attempt++; in hci_acl_create_connection()
202 conn->link_policy = hdev->link_policy; in hci_acl_create_connection()
205 bacpy(&cp.bdaddr, &conn->dst); in hci_acl_create_connection()
208 ie = hci_inquiry_cache_lookup(hdev, &conn->dst); in hci_acl_create_connection()
217 memcpy(conn->dev_class, ie->data.dev_class, 3); in hci_acl_create_connection()
219 set_bit(HCI_CONN_SSP_ENABLED, &conn->flags); in hci_acl_create_connection()
222 cp.pkt_type = cpu_to_le16(conn->pkt_type); in hci_acl_create_connection()
231 int hci_disconnect(struct hci_conn *conn, __u8 reason) in hci_disconnect() argument
233 BT_DBG("hcon %p", conn); in hci_disconnect()
240 if (conn->type == ACL_LINK && conn->role == HCI_ROLE_MASTER && in hci_disconnect()
241 (conn->state == BT_CONNECTED || conn->state == BT_CONFIG)) { in hci_disconnect()
242 struct hci_dev *hdev = conn->hdev; in hci_disconnect()
245 clkoff_cp.handle = cpu_to_le16(conn->handle); in hci_disconnect()
250 return hci_abort_conn(conn, reason); in hci_disconnect()
253 static void hci_add_sco(struct hci_conn *conn, __u16 handle) in hci_add_sco() argument
255 struct hci_dev *hdev = conn->hdev; in hci_add_sco()
258 BT_DBG("hcon %p", conn); in hci_add_sco()
260 conn->state = BT_CONNECT; in hci_add_sco()
261 conn->out = true; in hci_add_sco()
263 conn->attempt++; in hci_add_sco()
266 cp.pkt_type = cpu_to_le16(conn->pkt_type); in hci_add_sco()
271 bool hci_setup_sync(struct hci_conn *conn, __u16 handle) in hci_setup_sync() argument
273 struct hci_dev *hdev = conn->hdev; in hci_setup_sync()
277 BT_DBG("hcon %p", conn); in hci_setup_sync()
279 conn->state = BT_CONNECT; in hci_setup_sync()
280 conn->out = true; in hci_setup_sync()
282 conn->attempt++; in hci_setup_sync()
288 cp.voice_setting = cpu_to_le16(conn->setting); in hci_setup_sync()
290 switch (conn->setting & SCO_AIRMODE_MASK) { in hci_setup_sync()
292 if (conn->attempt > ARRAY_SIZE(esco_param_msbc)) in hci_setup_sync()
294 param = &esco_param_msbc[conn->attempt - 1]; in hci_setup_sync()
297 if (lmp_esco_capable(conn->link)) { in hci_setup_sync()
298 if (conn->attempt > ARRAY_SIZE(esco_param_cvsd)) in hci_setup_sync()
300 param = &esco_param_cvsd[conn->attempt - 1]; in hci_setup_sync()
302 if (conn->attempt > ARRAY_SIZE(sco_param_cvsd)) in hci_setup_sync()
304 param = &sco_param_cvsd[conn->attempt - 1]; in hci_setup_sync()
321 u8 hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, u16 latency, in hci_le_conn_update() argument
324 struct hci_dev *hdev = conn->hdev; in hci_le_conn_update()
330 params = hci_conn_params_lookup(hdev, &conn->dst, conn->dst_type); in hci_le_conn_update()
341 cp.handle = cpu_to_le16(conn->handle); in hci_le_conn_update()
357 void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __le64 rand, in hci_le_start_enc() argument
360 struct hci_dev *hdev = conn->hdev; in hci_le_start_enc()
363 BT_DBG("hcon %p", conn); in hci_le_start_enc()
367 cp.handle = cpu_to_le16(conn->handle); in hci_le_start_enc()
376 void hci_sco_setup(struct hci_conn *conn, __u8 status) in hci_sco_setup() argument
378 struct hci_conn *sco = conn->link; in hci_sco_setup()
383 BT_DBG("hcon %p", conn); in hci_sco_setup()
386 if (lmp_esco_capable(conn->hdev)) in hci_sco_setup()
387 hci_setup_sync(sco, conn->handle); in hci_sco_setup()
389 hci_add_sco(sco, conn->handle); in hci_sco_setup()
398 struct hci_conn *conn = container_of(work, struct hci_conn, in hci_conn_timeout() local
400 int refcnt = atomic_read(&conn->refcnt); in hci_conn_timeout()
402 BT_DBG("hcon %p state %s", conn, state_to_string(conn->state)); in hci_conn_timeout()
417 if (conn->state == BT_CONNECT && conn->type == LE_LINK && in hci_conn_timeout()
418 test_bit(HCI_CONN_SCANNING, &conn->flags)) { in hci_conn_timeout()
419 hci_connect_le_scan_remove(conn); in hci_conn_timeout()
423 hci_abort_conn(conn, hci_proto_disconn_ind(conn)); in hci_conn_timeout()
429 struct hci_conn *conn = container_of(work, struct hci_conn, in hci_conn_idle() local
431 struct hci_dev *hdev = conn->hdev; in hci_conn_idle()
433 BT_DBG("hcon %p mode %d", conn, conn->mode); in hci_conn_idle()
435 if (!lmp_sniff_capable(hdev) || !lmp_sniff_capable(conn)) in hci_conn_idle()
438 if (conn->mode != HCI_CM_ACTIVE || !(conn->link_policy & HCI_LP_SNIFF)) in hci_conn_idle()
441 if (lmp_sniffsubr_capable(hdev) && lmp_sniffsubr_capable(conn)) { in hci_conn_idle()
443 cp.handle = cpu_to_le16(conn->handle); in hci_conn_idle()
450 if (!test_and_set_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->flags)) { in hci_conn_idle()
452 cp.handle = cpu_to_le16(conn->handle); in hci_conn_idle()
463 struct hci_conn *conn = container_of(work, struct hci_conn, in hci_conn_auto_accept() local
466 hci_send_cmd(conn->hdev, HCI_OP_USER_CONFIRM_REPLY, sizeof(conn->dst), in hci_conn_auto_accept()
467 &conn->dst); in hci_conn_auto_accept()
472 struct hci_conn *conn = container_of(work, struct hci_conn, in le_conn_timeout() local
474 struct hci_dev *hdev = conn->hdev; in le_conn_timeout()
483 if (conn->role == HCI_ROLE_SLAVE) { in le_conn_timeout()
487 hci_le_conn_failed(conn, HCI_ERROR_ADVERTISING_TIMEOUT); in le_conn_timeout()
491 hci_abort_conn(conn, HCI_ERROR_REMOTE_USER_TERM); in le_conn_timeout()
497 struct hci_conn *conn; in hci_conn_add() local
501 conn = kzalloc(sizeof(*conn), GFP_KERNEL); in hci_conn_add()
502 if (!conn) in hci_conn_add()
505 bacpy(&conn->dst, dst); in hci_conn_add()
506 bacpy(&conn->src, &hdev->bdaddr); in hci_conn_add()
507 conn->hdev = hdev; in hci_conn_add()
508 conn->type = type; in hci_conn_add()
509 conn->role = role; in hci_conn_add()
510 conn->mode = HCI_CM_ACTIVE; in hci_conn_add()
511 conn->state = BT_OPEN; in hci_conn_add()
512 conn->auth_type = HCI_AT_GENERAL_BONDING; in hci_conn_add()
513 conn->io_capability = hdev->io_capability; in hci_conn_add()
514 conn->remote_auth = 0xff; in hci_conn_add()
515 conn->key_type = 0xff; in hci_conn_add()
516 conn->rssi = HCI_RSSI_INVALID; in hci_conn_add()
517 conn->tx_power = HCI_TX_POWER_INVALID; in hci_conn_add()
518 conn->max_tx_power = HCI_TX_POWER_INVALID; in hci_conn_add()
520 set_bit(HCI_CONN_POWER_SAVE, &conn->flags); in hci_conn_add()
521 conn->disc_timeout = HCI_DISCONN_TIMEOUT; in hci_conn_add()
524 conn->auth_payload_timeout = DEFAULT_AUTH_PAYLOAD_TIMEOUT; in hci_conn_add()
526 if (conn->role == HCI_ROLE_MASTER) in hci_conn_add()
527 conn->out = true; in hci_conn_add()
531 conn->pkt_type = hdev->pkt_type & ACL_PTYPE_MASK; in hci_conn_add()
535 hci_copy_identity_address(hdev, &conn->src, &conn->src_type); in hci_conn_add()
539 conn->pkt_type = (hdev->esco_type & SCO_ESCO_MASK) | in hci_conn_add()
542 conn->pkt_type = hdev->pkt_type & SCO_PTYPE_MASK; in hci_conn_add()
545 conn->pkt_type = hdev->esco_type & ~EDR_ESCO_MASK; in hci_conn_add()
549 skb_queue_head_init(&conn->data_q); in hci_conn_add()
551 INIT_LIST_HEAD(&conn->chan_list); in hci_conn_add()
553 INIT_DELAYED_WORK(&conn->disc_work, hci_conn_timeout); in hci_conn_add()
554 INIT_DELAYED_WORK(&conn->auto_accept_work, hci_conn_auto_accept); in hci_conn_add()
555 INIT_DELAYED_WORK(&conn->idle_work, hci_conn_idle); in hci_conn_add()
556 INIT_DELAYED_WORK(&conn->le_conn_timeout, le_conn_timeout); in hci_conn_add()
557 INIT_WORK(&conn->le_scan_cleanup, le_scan_cleanup); in hci_conn_add()
559 atomic_set(&conn->refcnt, 0); in hci_conn_add()
563 hci_conn_hash_add(hdev, conn); in hci_conn_add()
567 hci_conn_init_sysfs(conn); in hci_conn_add()
569 return conn; in hci_conn_add()
572 int hci_conn_del(struct hci_conn *conn) in hci_conn_del() argument
574 struct hci_dev *hdev = conn->hdev; in hci_conn_del()
576 BT_DBG("%s hcon %p handle %d", hdev->name, conn, conn->handle); in hci_conn_del()
578 cancel_delayed_work_sync(&conn->disc_work); in hci_conn_del()
579 cancel_delayed_work_sync(&conn->auto_accept_work); in hci_conn_del()
580 cancel_delayed_work_sync(&conn->idle_work); in hci_conn_del()
582 if (conn->type == ACL_LINK) { in hci_conn_del()
583 struct hci_conn *sco = conn->link; in hci_conn_del()
588 hdev->acl_cnt += conn->sent; in hci_conn_del()
589 } else if (conn->type == LE_LINK) { in hci_conn_del()
590 cancel_delayed_work(&conn->le_conn_timeout); in hci_conn_del()
593 hdev->le_cnt += conn->sent; in hci_conn_del()
595 hdev->acl_cnt += conn->sent; in hci_conn_del()
597 struct hci_conn *acl = conn->link; in hci_conn_del()
604 if (conn->amp_mgr) in hci_conn_del()
605 amp_mgr_put(conn->amp_mgr); in hci_conn_del()
607 skb_queue_purge(&conn->data_q); in hci_conn_del()
614 hci_conn_cleanup(conn); in hci_conn_del()
681 void hci_le_conn_failed(struct hci_conn *conn, u8 status) in hci_le_conn_failed() argument
683 struct hci_dev *hdev = conn->hdev; in hci_le_conn_failed()
686 params = hci_pend_le_action_lookup(&hdev->pend_le_conns, &conn->dst, in hci_le_conn_failed()
687 conn->dst_type); in hci_le_conn_failed()
688 if (params && params->conn) { in hci_le_conn_failed()
689 hci_conn_drop(params->conn); in hci_le_conn_failed()
690 hci_conn_put(params->conn); in hci_le_conn_failed()
691 params->conn = NULL; in hci_le_conn_failed()
694 conn->state = BT_CLOSED; in hci_le_conn_failed()
704 mgmt_connect_failed(hdev, &conn->dst, conn->type, in hci_le_conn_failed()
705 conn->dst_type, status); in hci_le_conn_failed()
707 hci_connect_cfm(conn, status); in hci_le_conn_failed()
709 hci_conn_del(conn); in hci_le_conn_failed()
724 struct hci_conn *conn; in create_le_conn_complete() local
728 conn = hci_lookup_le_connect(hdev); in create_le_conn_complete()
731 hci_connect_le_scan_cleanup(conn); in create_le_conn_complete()
738 if (!conn) in create_le_conn_complete()
741 hci_le_conn_failed(conn, status); in create_le_conn_complete()
747 static bool conn_use_rpa(struct hci_conn *conn) in conn_use_rpa() argument
749 struct hci_dev *hdev = conn->hdev; in conn_use_rpa()
754 static void set_ext_conn_params(struct hci_conn *conn, in set_ext_conn_params() argument
757 struct hci_dev *hdev = conn->hdev; in set_ext_conn_params()
766 p->conn_interval_min = cpu_to_le16(conn->le_conn_min_interval); in set_ext_conn_params()
767 p->conn_interval_max = cpu_to_le16(conn->le_conn_max_interval); in set_ext_conn_params()
768 p->conn_latency = cpu_to_le16(conn->le_conn_latency); in set_ext_conn_params()
769 p->supervision_timeout = cpu_to_le16(conn->le_supv_timeout); in set_ext_conn_params()
775 struct hci_conn *conn, in hci_req_add_le_create_conn() argument
778 struct hci_dev *hdev = conn->hdev; in hci_req_add_le_create_conn()
795 if (hci_update_random_address(req, false, conn_use_rpa(conn), in hci_req_add_le_create_conn()
811 bacpy(&cp->peer_addr, &conn->dst); in hci_req_add_le_create_conn()
812 cp->peer_addr_type = conn->dst_type; in hci_req_add_le_create_conn()
819 set_ext_conn_params(conn, p); in hci_req_add_le_create_conn()
827 set_ext_conn_params(conn, p); in hci_req_add_le_create_conn()
835 set_ext_conn_params(conn, p); in hci_req_add_le_create_conn()
853 bacpy(&cp.peer_addr, &conn->dst); in hci_req_add_le_create_conn()
854 cp.peer_addr_type = conn->dst_type; in hci_req_add_le_create_conn()
856 cp.conn_interval_min = cpu_to_le16(conn->le_conn_min_interval); in hci_req_add_le_create_conn()
857 cp.conn_interval_max = cpu_to_le16(conn->le_conn_max_interval); in hci_req_add_le_create_conn()
858 cp.conn_latency = cpu_to_le16(conn->le_conn_latency); in hci_req_add_le_create_conn()
859 cp.supervision_timeout = cpu_to_le16(conn->le_supv_timeout); in hci_req_add_le_create_conn()
866 conn->state = BT_CONNECT; in hci_req_add_le_create_conn()
867 clear_bit(HCI_CONN_SCANNING, &conn->flags); in hci_req_add_le_create_conn()
871 struct hci_conn *conn) in hci_req_directed_advertising() argument
884 if (hci_get_random_address(hdev, false, conn_use_rpa(conn), NULL, in hci_req_directed_advertising()
898 cp.peer_addr_type = conn->dst_type; in hci_req_directed_advertising()
899 bacpy(&cp.peer_addr, &conn->dst); in hci_req_directed_advertising()
932 if (hci_update_random_address(req, false, conn_use_rpa(conn), in hci_req_directed_advertising()
939 cp.direct_addr_type = conn->dst_type; in hci_req_directed_advertising()
940 bacpy(&cp.direct_addr, &conn->dst); in hci_req_directed_advertising()
950 conn->state = BT_CONNECT; in hci_req_directed_advertising()
958 struct hci_conn *conn; in hci_connect_le() local
982 conn = hci_conn_hash_lookup_le(hdev, dst, dst_type); in hci_connect_le()
983 if (conn && !test_bit(HCI_CONN_SCANNING, &conn->flags)) { in hci_connect_le()
1002 if (conn) { in hci_connect_le()
1003 bacpy(&conn->dst, dst); in hci_connect_le()
1005 conn = hci_conn_add(hdev, LE_LINK, dst, role); in hci_connect_le()
1006 if (!conn) in hci_connect_le()
1008 hci_conn_hold(conn); in hci_connect_le()
1009 conn->pending_sec_level = sec_level; in hci_connect_le()
1012 conn->dst_type = dst_type; in hci_connect_le()
1013 conn->sec_level = BT_SECURITY_LOW; in hci_connect_le()
1014 conn->conn_timeout = conn_timeout; in hci_connect_le()
1031 if (conn->role == HCI_ROLE_SLAVE) { in hci_connect_le()
1038 hci_conn_del(conn); in hci_connect_le()
1042 hci_req_directed_advertising(&req, conn); in hci_connect_le()
1046 params = hci_conn_params_lookup(hdev, &conn->dst, conn->dst_type); in hci_connect_le()
1048 conn->le_conn_min_interval = params->conn_min_interval; in hci_connect_le()
1049 conn->le_conn_max_interval = params->conn_max_interval; in hci_connect_le()
1050 conn->le_conn_latency = params->conn_latency; in hci_connect_le()
1051 conn->le_supv_timeout = params->supervision_timeout; in hci_connect_le()
1053 conn->le_conn_min_interval = hdev->le_conn_min_interval; in hci_connect_le()
1054 conn->le_conn_max_interval = hdev->le_conn_max_interval; in hci_connect_le()
1055 conn->le_conn_latency = hdev->le_conn_latency; in hci_connect_le()
1056 conn->le_supv_timeout = hdev->le_supv_timeout; in hci_connect_le()
1070 hci_req_add_le_create_conn(&req, conn, direct_rpa); in hci_connect_le()
1075 hci_conn_del(conn); in hci_connect_le()
1079 return conn; in hci_connect_le()
1084 struct hci_conn *conn; in is_connected() local
1086 conn = hci_conn_hash_lookup_le(hdev, addr, type); in is_connected()
1087 if (!conn) in is_connected()
1090 if (conn->state != BT_CONNECTED) in is_connected()
1139 struct hci_conn *conn; in hci_connect_le_scan() local
1158 conn = hci_conn_hash_lookup_le(hdev, dst, dst_type); in hci_connect_le_scan()
1159 if (conn) { in hci_connect_le_scan()
1160 if (conn->pending_sec_level < sec_level) in hci_connect_le_scan()
1161 conn->pending_sec_level = sec_level; in hci_connect_le_scan()
1167 conn = hci_conn_add(hdev, LE_LINK, dst, HCI_ROLE_MASTER); in hci_connect_le_scan()
1168 if (!conn) in hci_connect_le_scan()
1174 conn->state = BT_CONNECT; in hci_connect_le_scan()
1175 set_bit(HCI_CONN_SCANNING, &conn->flags); in hci_connect_le_scan()
1176 conn->dst_type = dst_type; in hci_connect_le_scan()
1177 conn->sec_level = BT_SECURITY_LOW; in hci_connect_le_scan()
1178 conn->pending_sec_level = sec_level; in hci_connect_le_scan()
1179 conn->conn_timeout = conn_timeout; in hci_connect_le_scan()
1184 hci_conn_hold(conn); in hci_connect_le_scan()
1185 return conn; in hci_connect_le_scan()
1263 int hci_conn_check_link_mode(struct hci_conn *conn) in hci_conn_check_link_mode() argument
1265 BT_DBG("hcon %p", conn); in hci_conn_check_link_mode()
1271 if (hci_dev_test_flag(conn->hdev, HCI_SC_ONLY)) { in hci_conn_check_link_mode()
1272 if (!hci_conn_sc_enabled(conn) || in hci_conn_check_link_mode()
1273 !test_bit(HCI_CONN_AES_CCM, &conn->flags) || in hci_conn_check_link_mode()
1274 conn->key_type != HCI_LK_AUTH_COMBINATION_P256) in hci_conn_check_link_mode()
1278 if (hci_conn_ssp_enabled(conn) && in hci_conn_check_link_mode()
1279 !test_bit(HCI_CONN_ENCRYPT, &conn->flags)) in hci_conn_check_link_mode()
1286 static int hci_conn_auth(struct hci_conn *conn, __u8 sec_level, __u8 auth_type) in hci_conn_auth() argument
1288 BT_DBG("hcon %p", conn); in hci_conn_auth()
1290 if (conn->pending_sec_level > sec_level) in hci_conn_auth()
1291 sec_level = conn->pending_sec_level; in hci_conn_auth()
1293 if (sec_level > conn->sec_level) in hci_conn_auth()
1294 conn->pending_sec_level = sec_level; in hci_conn_auth()
1295 else if (test_bit(HCI_CONN_AUTH, &conn->flags)) in hci_conn_auth()
1299 auth_type |= (conn->auth_type & 0x01); in hci_conn_auth()
1301 conn->auth_type = auth_type; in hci_conn_auth()
1303 if (!test_and_set_bit(HCI_CONN_AUTH_PEND, &conn->flags)) { in hci_conn_auth()
1306 cp.handle = cpu_to_le16(conn->handle); in hci_conn_auth()
1307 hci_send_cmd(conn->hdev, HCI_OP_AUTH_REQUESTED, in hci_conn_auth()
1313 if (test_bit(HCI_CONN_ENCRYPT, &conn->flags)) in hci_conn_auth()
1314 set_bit(HCI_CONN_REAUTH_PEND, &conn->flags); in hci_conn_auth()
1316 set_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags); in hci_conn_auth()
1323 static void hci_conn_encrypt(struct hci_conn *conn) in hci_conn_encrypt() argument
1325 BT_DBG("hcon %p", conn); in hci_conn_encrypt()
1327 if (!test_and_set_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) { in hci_conn_encrypt()
1329 cp.handle = cpu_to_le16(conn->handle); in hci_conn_encrypt()
1331 hci_send_cmd(conn->hdev, HCI_OP_SET_CONN_ENCRYPT, sizeof(cp), in hci_conn_encrypt()
1337 int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type, in hci_conn_security() argument
1340 BT_DBG("hcon %p", conn); in hci_conn_security()
1342 if (conn->type == LE_LINK) in hci_conn_security()
1343 return smp_conn_security(conn, sec_level); in hci_conn_security()
1351 if (sec_level == BT_SECURITY_LOW && !hci_conn_ssp_enabled(conn)) in hci_conn_security()
1355 if (!test_bit(HCI_CONN_AUTH, &conn->flags)) in hci_conn_security()
1360 if (conn->key_type == HCI_LK_AUTH_COMBINATION_P256 && in hci_conn_security()
1366 if ((conn->key_type == HCI_LK_AUTH_COMBINATION_P192 || in hci_conn_security()
1367 conn->key_type == HCI_LK_AUTH_COMBINATION_P256) && in hci_conn_security()
1373 if ((conn->key_type == HCI_LK_UNAUTH_COMBINATION_P192 || in hci_conn_security()
1374 conn->key_type == HCI_LK_UNAUTH_COMBINATION_P256) && in hci_conn_security()
1382 if (conn->key_type == HCI_LK_COMBINATION && in hci_conn_security()
1384 conn->pin_length == 16)) in hci_conn_security()
1388 if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) in hci_conn_security()
1392 set_bit(HCI_CONN_AUTH_INITIATOR, &conn->flags); in hci_conn_security()
1394 if (!hci_conn_auth(conn, sec_level, auth_type)) in hci_conn_security()
1398 if (test_bit(HCI_CONN_ENCRYPT, &conn->flags)) { in hci_conn_security()
1402 if (!conn->enc_key_size) in hci_conn_security()
1409 hci_conn_encrypt(conn); in hci_conn_security()
1415 int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level) in hci_conn_check_secure() argument
1417 BT_DBG("hcon %p", conn); in hci_conn_check_secure()
1424 if (conn->sec_level == BT_SECURITY_HIGH || in hci_conn_check_secure()
1425 conn->sec_level == BT_SECURITY_FIPS) in hci_conn_check_secure()
1434 int hci_conn_switch_role(struct hci_conn *conn, __u8 role) in hci_conn_switch_role() argument
1436 BT_DBG("hcon %p", conn); in hci_conn_switch_role()
1438 if (role == conn->role) in hci_conn_switch_role()
1441 if (!test_and_set_bit(HCI_CONN_RSWITCH_PEND, &conn->flags)) { in hci_conn_switch_role()
1443 bacpy(&cp.bdaddr, &conn->dst); in hci_conn_switch_role()
1445 hci_send_cmd(conn->hdev, HCI_OP_SWITCH_ROLE, sizeof(cp), &cp); in hci_conn_switch_role()
1453 void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active) in hci_conn_enter_active_mode() argument
1455 struct hci_dev *hdev = conn->hdev; in hci_conn_enter_active_mode()
1457 BT_DBG("hcon %p mode %d", conn, conn->mode); in hci_conn_enter_active_mode()
1459 if (conn->mode != HCI_CM_SNIFF) in hci_conn_enter_active_mode()
1462 if (!test_bit(HCI_CONN_POWER_SAVE, &conn->flags) && !force_active) in hci_conn_enter_active_mode()
1465 if (!test_and_set_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->flags)) { in hci_conn_enter_active_mode()
1467 cp.handle = cpu_to_le16(conn->handle); in hci_conn_enter_active_mode()
1473 queue_delayed_work(hdev->workqueue, &conn->idle_work, in hci_conn_enter_active_mode()
1496 struct hci_conn *conn; in hci_conn_check_pending() local
1502 conn = hci_conn_hash_lookup_state(hdev, ACL_LINK, BT_CONNECT2); in hci_conn_check_pending()
1503 if (conn) in hci_conn_check_pending()
1504 hci_acl_create_connection(conn); in hci_conn_check_pending()
1509 static u32 get_link_mode(struct hci_conn *conn) in get_link_mode() argument
1513 if (conn->role == HCI_ROLE_MASTER) in get_link_mode()
1516 if (test_bit(HCI_CONN_ENCRYPT, &conn->flags)) in get_link_mode()
1519 if (test_bit(HCI_CONN_AUTH, &conn->flags)) in get_link_mode()
1522 if (test_bit(HCI_CONN_SECURE, &conn->flags)) in get_link_mode()
1525 if (test_bit(HCI_CONN_FIPS, &conn->flags)) in get_link_mode()
1588 struct hci_conn *conn; in hci_get_conn_info() local
1595 conn = hci_conn_hash_lookup_ba(hdev, req.type, &req.bdaddr); in hci_get_conn_info()
1596 if (conn) { in hci_get_conn_info()
1597 bacpy(&ci.bdaddr, &conn->dst); in hci_get_conn_info()
1598 ci.handle = conn->handle; in hci_get_conn_info()
1599 ci.type = conn->type; in hci_get_conn_info()
1600 ci.out = conn->out; in hci_get_conn_info()
1601 ci.state = conn->state; in hci_get_conn_info()
1602 ci.link_mode = get_link_mode(conn); in hci_get_conn_info()
1606 if (!conn) in hci_get_conn_info()
1615 struct hci_conn *conn; in hci_get_auth_info() local
1621 conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &req.bdaddr); in hci_get_auth_info()
1622 if (conn) in hci_get_auth_info()
1623 req.type = conn->auth_type; in hci_get_auth_info()
1626 if (!conn) in hci_get_auth_info()
1632 struct hci_chan *hci_chan_create(struct hci_conn *conn) in hci_chan_create() argument
1634 struct hci_dev *hdev = conn->hdev; in hci_chan_create()
1637 BT_DBG("%s hcon %p", hdev->name, conn); in hci_chan_create()
1639 if (test_bit(HCI_CONN_DROP, &conn->flags)) { in hci_chan_create()
1648 chan->conn = hci_conn_get(conn); in hci_chan_create()
1652 list_add_rcu(&chan->list, &conn->chan_list); in hci_chan_create()
1659 struct hci_conn *conn = chan->conn; in hci_chan_del() local
1660 struct hci_dev *hdev = conn->hdev; in hci_chan_del()
1662 BT_DBG("%s hcon %p chan %p", hdev->name, conn, chan); in hci_chan_del()
1669 set_bit(HCI_CONN_DROP, &conn->flags); in hci_chan_del()
1671 hci_conn_put(conn); in hci_chan_del()
1677 void hci_chan_list_flush(struct hci_conn *conn) in hci_chan_list_flush() argument
1681 BT_DBG("hcon %p", conn); in hci_chan_list_flush()
1683 list_for_each_entry_safe(chan, n, &conn->chan_list, list) in hci_chan_list_flush()