From 19f89f6cec29cd653d800b61fb354c94c2ce40e4 Mon Sep 17 00:00:00 2001 From: Wolfram Sang Date: Fri, 29 May 2015 19:50:56 +0900 Subject: [PATCH] ALSA: usb-audio: Add mic volume fix quirk for Logitech Quickcam Fusion commit 1ef9f0583514508bc93427106ceef3215e4eb1a5 upstream. Fix this from the logs: usb 7-1: New USB device found, idVendor=046d, idProduct=08ca ... usb 7-1: Warning! Unlikely big volume range (=3072), cval->res is probably wrong. usb 7-1: [5] FU [Mic Capture Volume] ch = 1, val = 4608/7680/1 Signed-off-by: Wolfram Sang Signed-off-by: Takashi Iwai Signed-off-by: Greg Kroah-Hartman --- sound/usb/mixer.c | 1 + 1 file changed, 1 insertion(+) diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c index 061be0e5fa5a..5ea5a18f3f58 100644 --- a/sound/usb/mixer.c +++ b/sound/usb/mixer.c @@ -891,6 +891,7 @@ static void volume_control_quirks(struct usb_mixer_elem_info *cval, 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, 0x08ca): /* Logitech Quickcam Fusion */ case USB_ID(0x046d, 0x0991): /* Most audio usb devices lie about volume resolution. * Most Logitech webcams have res = 384. -- 2.20.1