From 55c0008be67a27944b6705251d9a8d4c56c67701 Mon Sep 17 00:00:00 2001
From: Alexey Fisher <bug-track@fisher-privat.net>
Date: Wed, 9 Nov 2011 11:39:24 +0100
Subject: [PATCH] ALSA: snd_usb_audio: add Logitech HD Webcam c510 to quirk-384

Logitech HD Webcam c510 provide wrong mixer resolution.
Add it to "res = 384" quirk.

Signed-off-by: Alexey Fisher <bug-track@fisher-privat.net>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
 sound/usb/mixer.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index c5444e00f0c6..ab23869c01bb 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -799,6 +799,7 @@ static void volume_control_quirks(struct usb_mixer_elem_info *cval,
 
 	case USB_ID(0x046d, 0x0808):
 	case USB_ID(0x046d, 0x0809):
+	case USB_ID(0x046d, 0x081d): /* HD Webcam c510 */
 	case USB_ID(0x046d, 0x0991):
 	/* Most audio usb devices lie about volume resolution.
 	 * Most Logitech webcams have res = 384.