diff options
| -rw-r--r-- | net/bluetooth/hci_request.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/net/bluetooth/hci_request.c b/net/bluetooth/hci_request.c index 435400a43a78..e0269192f2e5 100644 --- a/net/bluetooth/hci_request.c +++ b/net/bluetooth/hci_request.c @@ -953,6 +953,27 @@ static void hci_req_start_scan(struct hci_request *req, u8 type, u16 interval, } } +/* Returns true if an le connection is in the scanning state */ +static inline bool hci_is_le_conn_scanning(struct hci_dev *hdev) +{ + struct hci_conn_hash *h = &hdev->conn_hash; + struct hci_conn *c; + + rcu_read_lock(); + + list_for_each_entry_rcu(c, &h->list, list) { + if (c->type == LE_LINK && c->state == BT_CONNECT && + test_bit(HCI_CONN_SCANNING, &c->flags)) { + rcu_read_unlock(); + return true; + } + } + + rcu_read_unlock(); + + return false; +} + /* Ensure to call hci_req_add_le_scan_disable() first to disable the * controller based address resolution to be able to reconfigure * resolving list. @@ -1003,6 +1024,9 @@ void hci_req_add_le_passive_scan(struct hci_request *req) if (hdev->suspended) { window = hdev->le_scan_window_suspend; interval = hdev->le_scan_int_suspend; + } else if (hci_is_le_conn_scanning(hdev)) { + window = hdev->le_scan_window_connect; + interval = hdev->le_scan_int_connect; } else { window = hdev->le_scan_window; interval = hdev->le_scan_interval; |