linux-kernel - Re: [PATCH 4/4] ASoC: wm8994: Silence warnings during deferred probe

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Message-ID: <20200429095613.GC4201@sirena.org.uk>
Date:   Wed, 29 Apr 2020 10:56:13 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Lee Jones <lee.jones@...aro.org>
Cc:     Marek Szyprowski <m.szyprowski@...sung.com>,
        patches@...nsource.cirrus.com, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org,
        Sylwester Nawrocki <s.nawrocki@...sung.com>,
        Charles Keepax <ckeepax@...nsource.cirrus.com>,
        Liam Girdwood <lgirdwood@...il.com>
Subject: Re: [PATCH 4/4] ASoC: wm8994: Silence warnings during deferred probe

On Wed, Apr 29, 2020 at 08:15:53AM +0100, Lee Jones wrote:
> On Tue, 28 Apr 2020, Mark Brown wrote:

> > One of the really common cases is that someone forgot to build the
> > driver for the dependency so it'll just defer forever waiting for
> > something that never loads.

> Need to find another way to identify these failures.  There are 10's
> if not 100's of cases of silently returning if -EPROBE_DEFER is
> caught.

Or someone could go through and improve the diagnostics on those cases.

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