1 files changed, 23 insertions, 0 deletions

diff --git a/sound/usb/usbquirks.h b/sound/usb/usbquirks.h
index 858262068f4f..8fcbe93b2589 100644
--- a/sound/usb/usbquirks.h
+++ b/sound/usb/usbquirks.h
@@ -40,6 +40,29 @@
         .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
  */