linux-kernel - Re: Question about the dependency on the config SOC_FSL in CPM

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Message-ID: <CAKXUXMwqobqZJtDXAfymF3iWmzE3EXH1q6VLddVob9q2ygzWyQ@mail.gmail.com>
Date:   Tue, 14 Mar 2023 09:17:18 +0100
From:   Lukas Bulwahn <lukas.bulwahn@...il.com>
To:     Herve Codina <herve.codina@...tlin.com>
Cc:     Li Yang <leoyang.li@....com>,
        Christophe Leroy <christophe.leroy@...roup.eu>,
        Mark Brown <broonie@...nel.org>,
        Qiang Zhao <qiang.zhao@....com>,
        linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        kernel-janitors <kernel-janitors@...r.kernel.org>
Subject: Re: Question about the dependency on the config SOC_FSL in CPM_QMC

On Tue, Mar 14, 2023 at 8:57 AM Herve Codina <herve.codina@...tlin.com> wrote:
>
> Hi Lukas,
>
> On Tue, 14 Mar 2023 08:21:50 +0100
> Lukas Bulwahn <lukas.bulwahn@...il.com> wrote:
>
> > Dear Herve,
> >
> > In your patch below, you added the config CPM_QMC which depends on the
> > non-existing config SOC_FSL:
> >
> > https://lore.kernel.org/r/20230217145645.1768659-7-herve.codina@bootlin.com
> >
> > Up to my knowledge, the config SOC_FSL never existed in the mainline
> > tree. Is this dependency really required or can the expression simply
> > be reduced to COMPILE_TEST and we drop the dependency to SOC_FSL?
> >
> > Note: This patch has now shown up in linux-next with commit
> > 3178d58e0b97. Currently, it would not be possible to compile test this
> > driver, as the dependency on SOC_FSL is never met.
> >
> >
> > Best regards,
> >
> > Lukas
>
> My bad :(
>
> The dependency must be FSL_SOC instead of SOC_FSL.

Herve, are you going to send a quick fix to your patch or ask Mark if
your original patch can simply be replaced with a new one with this
change added?

Lukas

> I mean:
> diff --git a/drivers/soc/fsl/qe/Kconfig b/drivers/soc/fsl/qe/Kconfig
> index f90cfdf0c763..7268c2fbcbc1 100644
> --- a/drivers/soc/fsl/qe/Kconfig
> +++ b/drivers/soc/fsl/qe/Kconfig
> @@ -47,7 +47,7 @@ config CPM_TSA
>  config CPM_QMC
>         tristate "CPM QMC support"
>         depends on OF && HAS_IOMEM
> -       depends on CPM1 || (SOC_FSL && COMPILE_TEST)
> +       depends on CPM1 || (FSL_SOC && COMPILE_TEST)
>         depends on CPM_TSA
>         help
>           Freescale CPM QUICC Multichannel Controller
>
>
>
> --
> Hervé Codina, Bootlin
> Embedded Linux and Kernel engineering
> https://bootlin.com