linux-kernel - Re: [PATCH] ASoC: soc-core: add the driver component name to the component struc

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Date:   Tue, 7 Dec 2021 16:16:32 +0100
From:   Köry Maincent <kory.maincent@...tlin.com>
To:     Mark Brown <broonie@...nel.org>
Cc:     alsa-devel@...a-project.org, linux-kernel@...r.kernel.org,
        alexandre.belloni@...tlin.com, thomas.petazzoni@...tlin.com,
        Liam Girdwood <lgirdwood@...il.com>,
        Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>
Subject: Re: [PATCH] ASoC: soc-core: add the driver component name to the
 component struc

Mark,

On Tue, 7 Dec 2021 13:08:33 +0000
Mark Brown <broonie@...nel.org> wrote:

> On Tue, Dec 07, 2021 at 09:47:32AM +0100, Köry Maincent wrote:
> > Mark Brown <broonie@...nel.org> wrote:  
> 
> > > Why is one device registering multiple components in the first place?  
> 
> > Because the sound components are more and more complex. Why they shouldn't?
> >  
> 
> In what way are they more complex? 

The sound hardware components add more and more features.

> 
> > It seems to be already the case:
> > sound/soc/codecs/cros_ec_codec.c
> > sound/soc/fsl/fsl_easrc.c
> > sound/soc/mediatek/mt*/mt*-afe-pcm.c
> > sound/soc/sunxi/sun4i-codec.c
> > sound/soc/soc-utils.c  
> 
> Quite a few (I think all?) of these are quite old and and are the result
> of refactoring from pre-component code rather than modern drivers, it's
> likely there is no concrete reason for them to behave as they do.

I am a beginner in the kernel sound stack, alright then, the issue comes from
the drivers.

Thanks,

Regards