Patchwork [054/105] ALSA: usb-audio: Fix invalid volume resolution for Logitech HD Webcam c310

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Submitter Kamal Mostafa
Date June 28, 2013, 6:51 p.m.
Message ID <1372445527-24414-55-git-send-email-kamal@canonical.com>
Download mbox | patch
Permalink /patch/255623/
State New
Headers show

Comments

Kamal Mostafa - June 28, 2013, 6:51 p.m.
3.8.13.4 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Takashi Iwai <tiwai@suse.de>

commit 36691e1be6ec551eef4a5225f126a281f8c051c2 upstream.

Just like the previous fix for LogitechHD Webcam c270 in commit
11e7064f35bb87da8f427d1aa4bbd8b7473a3993, c310 model also requires the
same workaround for avoiding the kernel warning.

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=59741
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(+)

Patch

diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index 0a1e869..ce4b935 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -884,6 +884,7 @@  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, 0x081b): /* HD Webcam c310 */
 	case USB_ID(0x046d, 0x081d): /* HD Webcam c510 */
 	case USB_ID(0x046d, 0x0825): /* HD Webcam c270 */
 	case USB_ID(0x046d, 0x0991):