commit 8c69729b4439bbda88c3073df7243f755cc418ed
Author: Hui Wang <hui.w...@canonical.com>
Date: Tue Nov 24 11:08:18 2015 +0800
ALSA: hda - Fix headphone noise after Dell XPS 13 resume back from S3
We have a machine Dell XPS 13 with the codec alc256, after resume back
from S3, the headphone has noise when play sound.
Through comparing with the coeff vaule before and after S3, we found
restoring a coeff register will help remove noise.
BugLink: https://bugs.launchpad.net/bugs/1519168
Cc: Kailang Yang <kail...@realtek.com>
Cc: <sta...@vger.kernel.org>
Signed-off-by: Hui Wang <hui.w...@canonical.com>
Signed-off-by: Takashi Iwai <ti...@suse.de>
** Changed in: hwe-next
Status: In Progress => Fix Released
** Changed in: linux (Ubuntu)
Status: In Progress => Fix Released
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https://bugs.launchpad.net/bugs/1519168
Title:
There is noise for headphone playback after resume back from S3 for
Dell XPS 13
Status in HWE Next:
Fix Released
Status in linux package in Ubuntu:
Fix Released
Bug description:
Steps:
1. Plug headset then check there is no noise
2. Make system enter into S3
3. Resume the system
4. Check the headset status
Expected results: Headset should not have any noise
Actual results: Headset got current noise after S3
This bug is used for tracking only, please do not triage.
To manage notifications about this bug go to:
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