linux-kernel - Re: [PATCH 1/3] ASoC: tas6424: Allow disabling auto diagnostics for faster power-on

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Message-ID: <20180424101953.GA22073@sirena.org.uk>
Date:   Tue, 24 Apr 2018 11:19:53 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Jean-Jacques Hiblot <jjhiblot@...com>
Cc:     robh+dt@...nel.org, mark.rutland@....com, perex@...ex.cz,
        tiwai@...e.com, dannenberg@...com, afd@...com,
        alsa-devel@...a-project.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] ASoC: tas6424: Allow disabling auto diagnostics for
 faster power-on

On Mon, Apr 23, 2018 at 09:00:18PM +0200, Jean-Jacques Hiblot wrote:

> I can't think of anything that would make it unusable.
> This auto diagnostic is really useful in cars where wires can get
> disconnected or shorted to ground.
> In quieter environment it may not be as useful, and a test at startup may be
> sufficient.
> Diagnostics can also be triggered at will.
> Do you think a sysfs interface would be better suited to disable the
> autodiag ?

I'd just make it an ALSA control TBH.  sysfs should work as well though.

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