[ALSA] usb-audio: explicitly match Logitech QuickCam

[mv-sheeva.git] / sound / usb / usbquirks.h

diff --git a/sound/usb/usbquirks.h b/sound/usb/usbquirks.h
index 858262068f4fe5ff4502e0d1df9221ef029f6532..8fcbe93b258927c5ffb45440cc4663ff10548163 100644 (file)
--- a/sound/usb/usbquirks.h
+++ b/sound/usb/usbquirks.h
@@ -39,6 +39,29 @@
        .idProduct = prod, \
        .bInterfaceClass = USB_CLASS_VENDOR_SPEC
 
+/*
+ * Logitech QuickCam: bDeviceClass is vendor-specific, so generic interface
+ * class matches do not take effect without an explicit ID match.
+ */
+{
+       .match_flags = USB_DEVICE_ID_MATCH_DEVICE |
+                      USB_DEVICE_ID_MATCH_INT_CLASS |
+                      USB_DEVICE_ID_MATCH_INT_SUBCLASS,
+       .idVendor = 0x046d,
+       .idProduct = 0x08f0,
+       .bInterfaceClass = USB_CLASS_AUDIO,
+       .bInterfaceSubClass = USB_SUBCLASS_AUDIO_CONTROL
+},
+{
+       .match_flags = USB_DEVICE_ID_MATCH_DEVICE |
+                      USB_DEVICE_ID_MATCH_INT_CLASS |
+                      USB_DEVICE_ID_MATCH_INT_SUBCLASS,
+       .idVendor = 0x046d,
+       .idProduct = 0x08f6,
+       .bInterfaceClass = USB_CLASS_AUDIO,
+       .bInterfaceSubClass = USB_SUBCLASS_AUDIO_CONTROL
+},
+
 /*
  * Yamaha devices
  */