From 4147d6f1fd251226f2e3bfd57828667eb57a7fb5 Mon Sep 17 00:00:00 2001 From: "Maksim A. Boyko" Date: Sat, 10 Aug 2013 12:20:02 +0400 Subject: [PATCH] ALSA: usb-audio: Fix invalid volume resolution for Logitech HD Webcam C525 Add the volume control quirk for avoiding the kernel warning for the Logitech HD Webcam C525 as in the similar commit 586e757c0e1f1b71a6c709ca2237feead7be5fed for the Logitech HD Webcam C310. Reported-by: Maksim Boyko Tested-by: Maksim Boyko Cc: # 3.10.5+ Signed-off-by: Maksim Boyko Signed-off-by: Takashi Iwai --- sound/usb/mixer.c | 1 + 1 file changed, 1 insertion(+) diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c index d5438083fd6a8..95558ef4a7a09 100644 --- a/sound/usb/mixer.c +++ b/sound/usb/mixer.c @@ -888,6 +888,7 @@ static void volume_control_quirks(struct usb_mixer_elem_info *cval, 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. -- 2.39.5