diff options
| author | Marcel Holtmann <marcel@holtmann.org> | 2006-07-14 16:01:52 +0200 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-07-24 12:44:27 -0700 |
| commit | 520ca78acc652c89c92e8bf29536319afa9d88bb (patch) | |
| tree | ff24340b2e5dca27c09b2d80b7510c3ead4d0d77 | |
| parent | 98bcd08b5bfe78c1c9bda5768aa081e0fe4fcc4f (diff) | |
| download | blackbird-op-linux-520ca78acc652c89c92e8bf29536319afa9d88bb.tar.gz blackbird-op-linux-520ca78acc652c89c92e8bf29536319afa9d88bb.zip | |
[Bluetooth] Correct SCO buffer size for another Broadcom chip
The SCO buffer size values on IBM/Lenovo ThinkPad laptops with a
Bluetooth chip from Broadcom are wrong. The USB Bluetooth driver
has to set a quirk to correct the SCO buffer size values.
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
| -rw-r--r-- | drivers/bluetooth/hci_usb.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/drivers/bluetooth/hci_usb.c b/drivers/bluetooth/hci_usb.c index 6a0c2230f82f..f4784f49f00a 100644 --- a/drivers/bluetooth/hci_usb.c +++ b/drivers/bluetooth/hci_usb.c @@ -67,6 +67,8 @@ static int ignore = 0; static int ignore_dga = 0; static int ignore_csr = 0; static int ignore_sniffer = 0; +static int disable_scofix = 0; +static int force_scofix = 0; static int reset = 0; #ifdef CONFIG_BT_HCIUSB_SCO @@ -110,6 +112,9 @@ static struct usb_device_id blacklist_ids[] = { { USB_DEVICE(0x0a5c, 0x200a), .driver_info = HCI_RESET | HCI_BROKEN_ISOC }, { USB_DEVICE(0x0a5c, 0x2009), .driver_info = HCI_BCM92035 }, + /* IBM/Lenovo ThinkPad with Broadcom chip */ + { USB_DEVICE(0x0a5c, 0x201e), .driver_info = HCI_WRONG_SCO_MTU }, + /* Microsoft Wireless Transceiver for Bluetooth 2.0 */ { USB_DEVICE(0x045e, 0x009c), .driver_info = HCI_RESET }, @@ -990,8 +995,10 @@ static int hci_usb_probe(struct usb_interface *intf, const struct usb_device_id if (reset || id->driver_info & HCI_RESET) set_bit(HCI_QUIRK_RESET_ON_INIT, &hdev->quirks); - if (id->driver_info & HCI_WRONG_SCO_MTU) - set_bit(HCI_QUIRK_FIXUP_BUFFER_SIZE, &hdev->quirks); + if (force_scofix || id->driver_info & HCI_WRONG_SCO_MTU) { + if (!disable_scofix) + set_bit(HCI_QUIRK_FIXUP_BUFFER_SIZE, &hdev->quirks); + } if (id->driver_info & HCI_SNIFFER) { if (le16_to_cpu(udev->descriptor.bcdDevice) > 0x997) @@ -1161,6 +1168,12 @@ MODULE_PARM_DESC(ignore_csr, "Ignore devices with id 0a12:0001"); module_param(ignore_sniffer, bool, 0644); MODULE_PARM_DESC(ignore_sniffer, "Ignore devices with id 0a12:0002"); +module_param(disable_scofix, bool, 0644); +MODULE_PARM_DESC(disable_scofix, "Disable fixup of wrong SCO buffer size"); + +module_param(force_scofix, bool, 0644); +MODULE_PARM_DESC(force_scofix, "Force fixup of wrong SCO buffers size"); + module_param(reset, bool, 0644); MODULE_PARM_DESC(reset, "Send HCI reset command on initialization"); |
