[PATCH] Bluetooth: btusb: Use macro USB_INTERFACE_INFO to do device match
From: Yao, Costa <hidden>
Date: 2011-12-29 06:59:34
Subsystem:
bluetooth drivers, the rest · Maintainers:
Marcel Holtmann, Luiz Augusto von Dentz, Linus Torvalds
From b77d709b9defc08a1348922d5001164a5598c654 Mon Sep 17 00:00:00 2001
From: Costa Yao <redacted> Date: Thu, 29 Dec 2011 14:42:23 +0800 Subject: [PATCH] Bluetooth: btusb: Use macro USB_INTERFACE_INFO to do device match 1 Use USB_INTERFACE_INFO to do device match, other than USB_DEVICE_INFO. 2 Delete desc.bInterfaceNumber != 0 check. Signed-off-by: Costa Yao <redacted> --- drivers/bluetooth/btusb.c | 16 ++++++++-------- 1 files changed, 8 insertions(+), 8 deletions(-)
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index fbfba80..9e56de0 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c@@ -57,8 +57,8 @@ static struct usb_driver btusb_driver; #define BTUSB_ATH3012 0x80 static struct usb_device_id btusb_table[] = { - /* Generic Bluetooth USB device */ - { USB_DEVICE_INFO(0xe0, 0x01, 0x01) }, + /* Bluetooth USB interface */ + { USB_INTERFACE_INFO(0xe0, 0x01, 0x01) }, /* Broadcom SoftSailing reporting vendor specific */ { USB_DEVICE(0x05ac, 0x21e1) },
@@ -913,10 +913,6 @@ static int btusb_probe(struct usb_interface *intf, BT_DBG("intf %p id %p", intf, id); - /* interface numbers are hardcoded in the spec */ - if (intf->cur_altsetting->desc.bInterfaceNumber != 0) - return -ENODEV; - if (!id->driver_info) { const struct usb_device_id *match; match = usb_match_id(intf, blacklist_table);
@@ -1012,8 +1008,12 @@ static int btusb_probe(struct usb_interface *intf, hdev->owner = THIS_MODULE; - /* Interface numbers are hardcoded in the specification */ - data->isoc = usb_ifnum_to_if(data->udev, 1); + /* According to HCI-USB specification, the interface for + * SCO data endpoints follows the interface for commands, + * events and ACL data + */ + data->isoc = usb_ifnum_to_if(data->udev, + intf->cur_altsetting->desc.bInterfaceNumber + 1); if (!reset) set_bit(HCI_QUIRK_NO_RESET, &hdev->quirks);
--
1.7.4.1