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path: root/drivers/bluetooth/btusb.c
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Diffstat (limited to 'drivers/bluetooth/btusb.c')
-rw-r--r--drivers/bluetooth/btusb.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 461c68bc4dd7..c9463af8e564 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -143,6 +143,9 @@ static struct usb_device_id blacklist_table[] = {
/* Atheros AR5BBU12 with sflash firmware */
{ USB_DEVICE(0x0489, 0xe02c), .driver_info = BTUSB_IGNORE },
+ /* Atheros AR5BBU12 with sflash firmware */
+ { USB_DEVICE(0x0489, 0xe03c), .driver_info = BTUSB_ATH3012 },
+
/* Broadcom BCM2035 */
{ USB_DEVICE(0x0a5c, 0x2035), .driver_info = BTUSB_WRONG_SCO_MTU },
{ USB_DEVICE(0x0a5c, 0x200a), .driver_info = BTUSB_WRONG_SCO_MTU },
@@ -855,6 +858,7 @@ static void btusb_work(struct work_struct *work)
{
struct btusb_data *data = container_of(work, struct btusb_data, work);
struct hci_dev *hdev = data->hdev;
+ int new_alts;
int err;
if (hdev->conn_hash.sco_num > 0) {
@@ -868,11 +872,19 @@ static void btusb_work(struct work_struct *work)
set_bit(BTUSB_DID_ISO_RESUME, &data->flags);
}
- if (data->isoc_altsetting != 2) {
+
+ if (hdev->voice_setting & 0x0020) {
+ static const int alts[3] = { 2, 4, 5 };
+ new_alts = alts[hdev->conn_hash.sco_num - 1];
+ } else {
+ new_alts = hdev->conn_hash.sco_num;
+ }
+
+ if (data->isoc_altsetting != new_alts) {
clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
usb_kill_anchored_urbs(&data->isoc_anchor);
- if (__set_isoc_interface(hdev, 2) < 0)
+ if (__set_isoc_interface(hdev, new_alts) < 0)
return;
}