From: Maksim Boyko <maksim.a.boyko@xxxxxxxxx>
Add the volume control quirk for avoiding the kernel warning for Logitech HD Webcam C525.
The similar patch was previously reported for Logitech HD Webcam C310 (see 36691e1be6ec551eef4a5225f126a281f8c051c2).
--- linux-3.10.5-orig/sound/usb/mixer.c 2013-08-04 12:51:49.000000000 +0400
+++ linux-3.10.5/sound/usb/mixer.c 2013-08-06 21:12:42.274197287 +0400
@@ -888,6 +888,7 @@
case USB_ID(0x046d, 0x081b): /* HD Webcam c310 */
case USB_ID(0x046d, 0x081d): /* HD Webcam c510 */
case USB_ID(0x046d, 0x0825): /* HD Webcam c270 */
+ case USB_ID(0x046d, 0x0826): /* HD Webcam c525 */
case USB_ID(0x046d, 0x0991):
/* Most audio usb devices lie about volume resolution.
* Most Logitech webcams have res = 384.
--
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