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Bluetooth: Introduce hci_dev_do_reset helper function

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Split the hci_dev_reset ioctl handling into using hci_dev_do_reset
helper function. Similar to what has been done with hci_dev_do_open
and hci_dev_do_close.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Marcel Holtmann 2015-01-28 11:53:05 -08:00
parent 8f502f847a
commit 5c912495b7
1 changed files with 34 additions and 23 deletions
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57
net/bluetooth/hci_core.c
View file

@ -1719,32 +1719,14 @@ done:
return err;
}
int hci_dev_reset(__u16 dev)
static int hci_dev_do_reset(struct hci_dev *hdev)
{
struct hci_dev *hdev;
int ret = 0;
int ret;
hdev = hci_dev_get(dev);
if (!hdev)
return -ENODEV;
BT_DBG("%s %p", hdev->name, hdev);
hci_req_lock(hdev);
if (!test_bit(HCI_UP, &hdev->flags)) {
ret = -ENETDOWN;
goto done;
}
if (test_bit(HCI_USER_CHANNEL, &hdev->dev_flags)) {
ret = -EBUSY;
goto done;
}
if (test_bit(HCI_UNCONFIGURED, &hdev->dev_flags)) {
ret = -EOPNOTSUPP;
goto done;
}
/* Drop queues */
skb_queue_purge(&hdev->rx_q);
skb_queue_purge(&hdev->cmd_q);
@ -1767,12 +1749,41 @@ int hci_dev_reset(__u16 dev)
ret = __hci_req_sync(hdev, hci_reset_req, 0, HCI_INIT_TIMEOUT);
done:
hci_req_unlock(hdev);
hci_dev_put(hdev);
return ret;
}
int hci_dev_reset(__u16 dev)
{
struct hci_dev *hdev;
int err;
hdev = hci_dev_get(dev);
if (!hdev)
return -ENODEV;
if (!test_bit(HCI_UP, &hdev->flags)) {
err = -ENETDOWN;
goto done;
}
if (test_bit(HCI_USER_CHANNEL, &hdev->dev_flags)) {
err = -EBUSY;
goto done;
}
if (test_bit(HCI_UNCONFIGURED, &hdev->dev_flags)) {
err = -EOPNOTSUPP;
goto done;
}
err = hci_dev_do_reset(hdev);
done:
hci_dev_put(hdev);
return err;
}
int hci_dev_reset_stat(__u16 dev)
{
struct hci_dev *hdev;