diff options
| author | Andre Guedes <andre.guedes@openbossa.org> | 2014-02-26 20:21:50 -0300 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2014-02-26 19:41:35 -0800 |
| commit | c54c3860e3dbaa68128dbb288b2806dd86c230cc (patch) | |
| tree | de991b8e59c8aa5463a2793e5d62ac788e753e7f /net | |
| parent | cef952ce760a1113207b277af65a6ea2644a1b4a (diff) | |
Bluetooth: Temporarily stop background scanning on discovery
If the user sends a mgmt start discovery command while the background
scanning is running, we should temporarily stop it. Once the discovery
finishes, we start the background scanning again.
Signed-off-by: Andre Guedes <andre.guedes@openbossa.org>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net')
| -rw-r--r-- | net/bluetooth/hci_core.c | 2 | ||||
| -rw-r--r-- | net/bluetooth/mgmt.c | 12 |
2 files changed, 8 insertions, 6 deletions
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 89ff09249eee..507a137a584b 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -1786,6 +1786,8 @@ void hci_discovery_set_state(struct hci_dev *hdev, int state) switch (state) { case DISCOVERY_STOPPED: + hci_update_background_scan(hdev); + if (hdev->discovery.state != DISCOVERY_STARTING) mgmt_discovering(hdev, 0); break; diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index bad23d5fdd35..a62e22ca73a1 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -3439,12 +3439,12 @@ static int start_discovery(struct sock *sk, struct hci_dev *hdev, goto failed; } - if (test_bit(HCI_LE_SCAN, &hdev->dev_flags)) { - err = cmd_status(sk, hdev->id, MGMT_OP_START_DISCOVERY, - MGMT_STATUS_BUSY); - mgmt_pending_remove(cmd); - goto failed; - } + /* If controller is scanning, it means the background scanning + * is running. Thus, we should temporarily stop it in order to + * set the discovery scanning parameters. + */ + if (test_bit(HCI_LE_SCAN, &hdev->dev_flags)) + hci_req_add_le_scan_disable(&req); memset(¶m_cp, 0, sizeof(param_cp)); |