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[3.19.y-ckt,stable] Patch "ALSA: usb-audio: Add mic volume fix quirk for Logitech Quickcam Fusion" has been added to staging queue

Message ID 1436227865-24746-1-git-send-email-kamal@canonical.com
State New
Headers show

Commit Message

Kamal Mostafa July 7, 2015, 12:11 a.m. UTC
This is a note to let you know that I have just added a patch titled

    ALSA: usb-audio: Add mic volume fix quirk for Logitech Quickcam Fusion

to the linux-3.19.y-queue branch of the 3.19.y-ckt extended stable tree 
which can be found at:

    http://kernel.ubuntu.com/git/ubuntu/linux.git/log/?h=linux-3.19.y-queue

This patch is scheduled to be released in version 3.19.8-ckt3.

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.19.y-ckt tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Kamal

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From d0b73c2831f18f9da621d765b99bd355dc492fd1 Mon Sep 17 00:00:00 2001
From: Wolfram Sang <wsa@the-dreams.de>
Date: Fri, 29 May 2015 19:50:56 +0900
Subject: 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 <wsa@the-dreams.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
---
 sound/usb/mixer.c | 1 +
 1 file changed, 1 insertion(+)

--
1.9.1
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Patch

diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index 3e2ef61..4256fde 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -918,6 +918,7 @@  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.