git » linux-kernel » commit bdbef3d

[Bluetooth] Fix I/O errors on MacBooks with Broadcom chips

author Marcel Holtmann
2008-09-22 22:16:35 UTC
committer Marcel Holtmann
2008-09-22 22:16:35 UTC
parent 4c07ab0fe4b4eaa0fc31f640ca65da7c173f5043
[Bluetooth] Fix I/O errors on MacBooks with Broadcom chips

The newer MacBooks contain a Broadcom based Bluetooth chip and to make
this work properly, HCI_Reset must be send first. If HCI_Reset is not
used then a lot of I/O errors show up and its triggers packets from
non-existent ACL links.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
drivers/bluetooth/btusb.c +3 -0 
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 6a010681ecf..7665347238c 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -104,6 +104,9 @@ static struct usb_device_id blacklist_table[] = {
 	/* Broadcom BCM2046 */
 	{ USB_DEVICE(0x0a5c, 0x2151), .driver_info = BTUSB_RESET },
 
+	/* Apple MacBook Pro with Broadcom chip */
+	{ USB_DEVICE(0x05ac, 0x820f), .driver_info = BTUSB_RESET },
+
 	/* IBM/Lenovo ThinkPad with Broadcom chip */
 	{ USB_DEVICE(0x0a5c, 0x201e), .driver_info = BTUSB_RESET | BTUSB_WRONG_SCO_MTU },
 	{ USB_DEVICE(0x0a5c, 0x2110), .driver_info = BTUSB_RESET | BTUSB_WRONG_SCO_MTU },