linux-kernel - Re: [PATCH] ASoC: mediatek: SND_SOC_MT8195 should depend on ARCH

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Date:   Wed, 1 Sep 2021 09:14:50 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Trevor Wu <trevor.wu@...iatek.com>
Cc:     Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        ALSA Development Mailing List <alsa-devel@...a-project.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        linux-mediatek@...ts.infradead.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ASoC: mediatek: SND_SOC_MT8195 should depend on ARCH_MEDIATEK

Hi Trevor,

On Wed, Sep 1, 2021 at 5:48 AM Trevor Wu <trevor.wu@...iatek.com> wrote:
> On Tue, 2021-08-31 at 15:18 +0200, Geert Uytterhoeven wrote:
> > The Mediatek MT8195 sound hardware is only present on Mediatek MT8195
> > SoCs.  Hence add a dependency on ARCH_MEDIATEK, to prevent asking the
> > user about this driver when configuring a kernel without Mediatek SoC
> > support.
> >
> > Fixes: 6746cc858259985a ("ASoC: mediatek: mt8195: add platform
> > driver")
> > Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>
> > ---
> >  sound/soc/mediatek/Kconfig | 1 +
> >  1 file changed, 1 insertion(+)
> >
> > diff --git a/sound/soc/mediatek/Kconfig b/sound/soc/mediatek/Kconfig
> > index cf567a89f421b4c0..c8c815f599da90bf 100644
> > --- a/sound/soc/mediatek/Kconfig
> > +++ b/sound/soc/mediatek/Kconfig
> > @@ -187,6 +187,7 @@ config SND_SOC_MT8192_MT6359_RT1015_RT5682
> >
> >  config SND_SOC_MT8195
> >       tristate "ASoC support for Mediatek MT8195 chip"
> > +     depends on ARCH_MEDIATEK || COMPILE_TEST
> >       select SND_SOC_MEDIATEK
> >       help
> >         This adds ASoC platform driver support for Mediatek MT8195
> > chip
>
> Hi Geert,
>
> Thanks for your patch first.
> I really missed the dependency declaration.
> But we only test "depends on ARCH_MEDIATEK" internally, maybe removing
> "COMPILE_TEST" like other MTK series is better for the maintenance in
> the future.

If the driver compiles with CONFIG_ARCH_MEDIATEK=n, it is better
to enable compile-testing, as that may catch issues.\
I didn't change the existing MTK symbols, only new symbols.
(adding missing dependencies to existing symbols is in my (huge) backlog ;-)

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds