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Bluetooth: btusb: support public address configuration for ath3012 

Set hdev->set_bdaddr handler for ath3012. It sends the vendor specific HCI
command to change the public address. The change doesn't persist across
power cycle.

Signed-off-by: Toshi Kikuchi <toshik@chromium.org>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
hifive-unleashed-5.1
Toshi Kikuchi 2014-12-12 10:58:05 -08:00 committed by Marcel Holtmann
parent 86c8fc4bbe
commit 5859223e0c
1 changed files with 28 additions and 0 deletions
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28
drivers/bluetooth/btusb.c
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@ -1943,6 +1943,31 @@ static int btusb_set_bdaddr_bcm(struct hci_dev *hdev, const bdaddr_t *bdaddr)
return 0;
}
static int btusb_set_bdaddr_ath3012(struct hci_dev *hdev,
const bdaddr_t *bdaddr)
{
struct sk_buff *skb;
u8 buf[10];
long ret;
buf[0] = 0x01;
buf[1] = 0x01;
buf[2] = 0x00;
buf[3] = sizeof(bdaddr_t);
memcpy(buf + 4, bdaddr, sizeof(bdaddr_t));
skb = __hci_cmd_sync(hdev, 0xfc0b, sizeof(buf), buf, HCI_INIT_TIMEOUT);
if (IS_ERR(skb)) {
ret = PTR_ERR(skb);
BT_ERR("%s: Change address command failed (%ld)",
hdev->name, ret);
return ret;
}
kfree_skb(skb);
return 0;
}
static int btusb_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
@ -2058,6 +2083,9 @@ static int btusb_probe(struct usb_interface *intf,
if (id->driver_info & BTUSB_INTEL_BOOT)
set_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks);
if (id->driver_info & BTUSB_ATH3012)
hdev->set_bdaddr = btusb_set_bdaddr_ath3012;
/* Interface numbers are hardcoded in the specification */
data->isoc = usb_ifnum_to_if(data->udev, 1);