linux-kernel - Re: [alsa-devel] [PATCH] ASoC: SOF: imx: fix reverse CONFIG_SND_SOC_SOF

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Message-ID: <CAK8P3a1vHECVV86JHxEZmo7jQOosHO=H33v784keqLMNiiHSxA@mail.gmail.com>
Date:   Tue, 1 Oct 2019 18:29:30 +0200
From:   Arnd Bergmann <arnd@...db.de>
To:     Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
Cc:     Mark Brown <broonie@...nel.org>, Hulk Robot <hulkci@...wei.com>,
        YueHaibing <yuehaibing@...wei.com>,
        Daniel Baluta <daniel.baluta@....com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        ALSA Development Mailing List <alsa-devel@...a-project.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [alsa-devel] [PATCH] ASoC: SOF: imx: fix reverse
 CONFIG_SND_SOC_SOF_OF dependency

On Tue, Oct 1, 2019 at 6:03 PM Pierre-Louis Bossart
<pierre-louis.bossart@...ux.intel.com> wrote:
> On 10/1/19 10:41 AM, Arnd Bergmann wrote:
> > On Tue, Oct 1, 2019 at 5:32 PM Pierre-Louis Bossart
> > <pierre-louis.bossart@...ux.intel.com> wrote:

> >
> > The same could be done with a Kconfig-only solution avoiding
> > 'select' such as:
> >
> > config SND_SOC_SOF_IMX8_SUPPORT
> >           bool "SOF support for i.MX8"
> >           depends on IMX_SCU
> >           depends on IMX_DSP
> >
> >   config SND_SOC_SOF_IMX8
> >           def_tristate SND_SOC_SOF_OF
> >           depends on SND_SOC_SOF_IMX8_SUPPORT
>
> Ah, nice, thanks for the suggestion! That would be my preference, we
> have a similar select for PCI and ACPI parts in sound/soc/sof/Kconfig
> and I was looking for a means to do this more elegantly.
> I can submit a new fix or let you sent a v2, whatever is more convenient.

Ok, please send a patch then, I can add it to my randconfig test tree to
make sure it covers all corner cases.

    Arnd