linux-kernel - Re: [alsa-devel] [RFC PATCH 2/2] ASoC: simple-card: Add documentation for force-dpcm property

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Message-ID: <CAEnQRZDbXZUhix_aR_DCUzFn1NYz1Zh7MxW5uwnuycps9PNohw@mail.gmail.com>
Date:   Mon, 14 Oct 2019 16:17:31 +0300
From:   Daniel Baluta <daniel.baluta@...il.com>
To:     Mark Brown <broonie@...nel.org>
Cc:     Daniel Baluta <daniel.baluta@....com>,
        Devicetree List <devicetree@...r.kernel.org>,
        Linux-ALSA <alsa-devel@...a-project.org>,
        Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Takashi Iwai <tiwai@...e.com>,
        Rob Herring <robh+dt@...nel.org>,
        dl-linux-imx <linux-imx@....com>,
        Guido Roncarolo <guido.roncarolo@....com>,
        Jerome Laclavere <jerome.laclavere@....com>
Subject: Re: [alsa-devel] [RFC PATCH 2/2] ASoC: simple-card: Add documentation
 for force-dpcm property

On Mon, Oct 14, 2019 at 2:57 PM Mark Brown <broonie@...nel.org> wrote:
>
> On Sun, Oct 13, 2019 at 10:00:14PM +0300, Daniel Baluta wrote:
>
> > This property can be global in which case all links created will be DPCM
> > or present in certian dai-link subnode in which case only that specific
> > link is forced to be DPCM.
>
> > +- force-dpcm                         : Indicates dai-link is always DPCM.
>
> DPCM is an implementation detail of Linux (and one that we want to phase
> out going forwards too), we shouldn't be putting it in the DT bindings
> where it becomes an ABI.

Hi Mark,

I see your point. This is way I marked the patch series as RFC. I need to find
another way to reuse simple-card as machine driver for SOF.

thanks,
Daniel.