| From 140d37de62ffe8405282a1d6498f3b4099006384 Mon Sep 17 00:00:00 2001 |
| From: "Maksim A. Boyko" <maksboyko@yandex.ru> |
| Date: Sat, 10 Aug 2013 12:20:02 +0400 |
| Subject: ALSA: usb-audio: Fix invalid volume resolution for Logitech HD Webcam C525 |
| |
| From: "Maksim A. Boyko" <maksboyko@yandex.ru> |
| |
| commit 140d37de62ffe8405282a1d6498f3b4099006384 upstream. |
| |
| Add the volume control quirk for avoiding the kernel warning |
| for the Logitech HD Webcam C525 |
| as in the similar commit 36691e1be6ec551eef4a5225f126a281f8c051c2 |
| for the Logitech HD Webcam C310. |
| |
| Reported-by: Maksim Boyko <maksim.a.boyko@gmail.com> |
| Tested-by: Maksim Boyko <maksim.a.boyko@gmail.com> |
| Signed-off-by: Maksim Boyko <maksim.a.boyko@gmail.com> |
| Signed-off-by: Takashi Iwai <tiwai@suse.de> |
| Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
| |
| --- |
| sound/usb/mixer.c | 1 + |
| 1 file changed, 1 insertion(+) |
| |
| --- a/sound/usb/mixer.c |
| +++ b/sound/usb/mixer.c |
| @@ -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. |