From: Gabriele Mazzotta <gabriele.mzt@gmail.com>
To: Takashi Iwai <tiwai@suse.de>
Cc: alsa-devel@alsa-project.org
Subject: Re: Pop noise on startup when headphones are plugged in (Dell XPS13 9333)
Date: Mon, 20 Apr 2015 21:49:49 +0200 [thread overview]
Message-ID: <3004927.Zk5y6zPyn3@xps13> (raw)
In-Reply-To: <s5h618rwdc8.wl-tiwai@suse.de>
On Monday 20 April 2015 07:58:15 Takashi Iwai wrote:
> At Sun, 19 Apr 2015 19:26:58 +0200,
> Gabriele Mazzotta wrote:
> >
> > Hi,
> >
> > I've recently found that commit a551d91473 ("ALSA: hda - Use regmap for
> > command verb caches, too") is somehow causing a pop noise on startup
> > when headphones are plugged in, but I couldn't figure out the exact
> > cause. Was this observed on other systems (mine is a Dell XPS13 9333,
> > Realtek ALC3661)? Does anyone have any idea of what the cause might be?
>
> Are you sure that the commit is the culprit? There are lots of other
> changes like the widget-based power saving.
Quite sure. I did a bisection to get it. 5e56bcea5017 ("ALSA: hda -
Allow driver to add vendor-specific verbs for regmap") is OK.
Also, if I revert a551d91473 in the current linux-next tree, the
startup noise goes away.
> In anyway, please give alsa-info.sh output.
http://www.alsa-project.org/db/?f=7d283ebf64ca750482ec5ed6174a1b860fa70631
next prev parent reply other threads:[~2015-04-20 19:49 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-19 17:26 Pop noise on startup when headphones are plugged in (Dell XPS13 9333) Gabriele Mazzotta
2015-04-20 5:58 ` Takashi Iwai
2015-04-20 7:18 ` Takashi Iwai
2015-04-20 19:51 ` Gabriele Mazzotta
2015-04-20 19:49 ` Gabriele Mazzotta [this message]
2015-04-21 2:13 ` Raymond Yau
2015-04-21 9:50 ` Gabriele Mazzotta
2015-04-21 9:58 ` Gabriele Mazzotta
2015-04-21 10:04 ` Takashi Iwai
2015-04-23 19:12 ` Gabriele Mazzotta
2015-04-24 6:13 ` Takashi Iwai
2015-04-24 15:14 ` Gabriele Mazzotta
2015-04-24 15:34 ` Takashi Iwai
2015-04-25 11:51 ` Gabriele Mazzotta
2015-04-25 13:57 ` Gabriele Mazzotta
2015-04-26 16:26 ` Takashi Iwai
2015-04-26 17:05 ` Gabriele Mazzotta
2015-04-27 8:49 ` Takashi Iwai
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