[PATCH] usb-audio: Fix invalid volume resolution for Logitech HD Webcam C525

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Add the volume control quirk for avoiding the kernel warning for the Logitech HD
Webcam C525 as in the similar commit 36691e1be6ec551eef4a5225f126a281f8c051c2
(ALSA: usb-audio: Fix invalid volume resolution for Logitech HD Webcam c310) for
the Logitech HD Webcam C310.

Reported-by: Maksim Boyko <maksim.a.boyko@xxxxxxxxx>
Tested-by: Maksim Boyko <maksim.a.boyko@xxxxxxxxx>
Cc: <stable@xxxxxxxxxxxxxxx> # 3.10.5+
Signed-off-by: Maksim Boyko <maksim.a.boyko@xxxxxxxxx>
--
 sound/usb/mixer.c |    1 +
 1 file changed, 1 insertion(+)

--- 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 @@ static void volume_control_quirks(struct
  	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.


--
WBR, Maksim Boyko
--
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