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Bluetooth: Add hci_cancel_le_scan() to hci_core 

This patch adds to hci_core the hci_cancel_le_scan function which
should be used to cancel an ongoing LE scan.

Signed-off-by: Andre Guedes <andre.guedes@openbossa.org>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Andre Guedes 2012-03-15 16:52:07 -03:00 committed by Gustavo Padovan
parent 2e3c35ead8
commit 7dbfac1d72
2 changed files with 19 additions and 0 deletions
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1
include/net/bluetooth/hci_core.h
View File

@ -1078,5 +1078,6 @@ int hci_do_inquiry(struct hci_dev *hdev, u8 length);
int hci_cancel_inquiry(struct hci_dev *hdev);
int hci_le_scan(struct hci_dev *hdev, u8 type, u16 interval, u16 window,
int timeout);
int hci_cancel_le_scan(struct hci_dev *hdev);
#endif /* __HCI_CORE_H */

18
net/bluetooth/hci_core.c
View File

@ -1671,6 +1671,24 @@ static int hci_do_le_scan(struct hci_dev *hdev, u8 type, u16 interval,
return 0;
}
int hci_cancel_le_scan(struct hci_dev *hdev)
{
BT_DBG("%s", hdev->name);
if (!test_bit(HCI_LE_SCAN, &hdev->dev_flags))
return -EALREADY;
if (cancel_delayed_work(&hdev->le_scan_disable)) {
struct hci_cp_le_set_scan_enable cp;
/* Send HCI command to disable LE Scan */
memset(&cp, 0, sizeof(cp));
hci_send_cmd(hdev, HCI_OP_LE_SET_SCAN_ENABLE, sizeof(cp), &cp);
}
return 0;
}
static void le_scan_disable_work(struct work_struct *work)
{
struct hci_dev *hdev = container_of(work, struct hci_dev,