linux-kernel - Re: Nokia N900: mixers changed between 4.9 and 4.10-rc3, no longer can use in-call speaker

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Date:   Wed, 18 Jan 2017 22:55:49 +0100
From:   Pavel Machek <pavel@....cz>
To:     Pali Rohár <pali.rohar@...il.com>,
        kuninori.morimoto.gx@...esas.com
Cc:     sre@...nel.org, kernel list <linux-kernel@...r.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        linux-omap@...r.kernel.org, tony@...mide.com, khilman@...nel.org,
        aaro.koskinen@....fi, ivo.g.dimitrov.75@...il.com,
        patrikbachan@...il.com, serge@...lyn.com, abcloriens@...il.com,
        peter.ujfalusi@...com, jarkko.nikula@...mer.com,
        alsa-devel@...a-project.org, helen.koike@...labora.co.uk,
        lars@...afoo.de, broonie@...nel.org
Subject: Re: Nokia N900: mixers changed between 4.9 and 4.10-rc3, no longer
 can use in-call speaker

Hi!

> > > > So regression seems to be between v4.9 and v4.10. Any ideas?
> > > 
> > > Interesting... seems there are no sound relevant changes after v4.9.
> > > 
> > > Looks like there are only three commits after v4.9 for sound/soc which 
> > > are built for Nokia N900:
> ...
> > Its definitely caused by something merged here:
> > 
> > commit ce38207f161513ee3d2bd3860489f07ebe65bc78
> > Merge: a9042de 995c6a7
> > Author: Linus Torvalds <torvalds@...ux-foundation.org>
> > Date:   Wed Dec 14 11:14:28 2016 -0800
> > 
> > So it should be easy to find out..
> 
> Doing git bisect now. Hmmm.
> 
> pavel@amd:/data/l/linux-n900$ git bisect bad
> 1a653aa44725668590b36bbe2d7fe4736a69f055 is the first bad commit
> commit 1a653aa44725668590b36bbe2d7fe4736a69f055
> Author: Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>
> Date:   Wed Nov 30 06:22:55 2016 +0000
> 
>     ASoC: core: replace aux_comp_list to component_dev_list
> 
>     Now, Card has component_dev_list, we can replace aux_comp_list
>         to component_dev_list with new auxiliary flags
> 
>     Signed-off-by: Kuninori Morimoto
>     <kuninori.morimoto.gx@...esas.com>
>         Signed-off-by: Mark Brown <broonie@...nel.org>
> 
> :040000 040000 a571fa05e5ce8e00b73bbc3f1e30e26775d619e8
> e9336929cacf2d7bc94da99acfc10c9a7f513b8b M	include
> :040000 040000 87976e9406d452e791870cc12e27cb67ba04fd12
> 60d36f685642621c0e3ebb61ba7a14186d8b3eb0 M	sound
> pavel@amd:/data/l/linux-n900$
> 
> I'll try reverting this patch on top of 4.10-rc, next. Any other ideas?

Reverting that fixed the issue, but when I re-checked current -rc4, it
seems it has similar fix there, too. GOod.

								Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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