linux-kernel - Re: [PATCH v2 0/9] gpio: Get rid of ARCH_NR

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Date:   Mon, 17 Oct 2022 11:06:49 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Bartosz Golaszewski <brgl@...ev.pl>
Cc:     Christophe Leroy <christophe.leroy@...roup.eu>,
        Arnd Bergmann <arnd@...db.de>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Keerthy <j-keerthy@...com>, Russell King <linux@...linux.org.uk>,
        Jonathan Corbet <corbet@....net>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Davide Ciminaghi <ciminaghi@...dd.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Linux-Arch <linux-arch@...r.kernel.org>,
        linux-doc <linux-doc@...r.kernel.org>,
        "x86@...nel.org" <x86@...nel.org>
Subject: Re: [PATCH v2 0/9] gpio: Get rid of ARCH_NR_GPIOS (v2)

On Mon, Oct 17, 2022 at 11:05 AM Bartosz Golaszewski <brgl@...ev.pl> wrote:
> On Fri, Oct 14, 2022 at 4:22 PM Bartosz Golaszewski <brgl@...ev.pl> wrote:
> >
> > On Fri, Oct 14, 2022 at 4:13 PM Christophe Leroy
> > <christophe.leroy@...roup.eu> wrote:
> > >
> > > Hi Linus,
> > >
> > > Le 14/09/2022 à 15:03, Arnd Bergmann a écrit :
> > > > On Wed, Sep 14, 2022, at 2:38 PM, Linus Walleij wrote:
> > > >> On Wed, Sep 7, 2022 at 12:15 PM Arnd Bergmann <arnd@...db.de> wrote:
> > > >>>>>   drivers/gpio/gpio-sta2x11.c              | 411 -----------------------
> > > >> (...)
> > > >>> sta2x11 is an x86 driver, so not my area, but I think it would be
> > > >>> best to kill off the entire platform rather than just its gpio
> > > >>> driver, since everything needs to work together and it's clearly
> > > >>> not functional at the moment.
> > > >>>
> > > >>> $ git grep -l STA2X11
> > > >>> Documentation/admin-guide/media/pci-cardlist.rst
> > > >>> arch/x86/Kconfig
> > > >>> arch/x86/include/asm/sta2x11.h
> > > >>> arch/x86/pci/Makefile
> > > >>> arch/x86/pci/sta2x11-fixup.c
> > > >>> drivers/ata/ahci.c
> > > >>> drivers/gpio/Kconfig
> > > >>> drivers/gpio/Makefile
> > > >>> drivers/gpio/gpio-sta2x11.c
> > > >>> drivers/i2c/busses/Kconfig
> > > >>> drivers/media/pci/Makefile
> > > >>> drivers/media/pci/sta2x11/Kconfig
> > > >>> drivers/media/pci/sta2x11/Makefile
> > > >>> drivers/media/pci/sta2x11/sta2x11_vip.c
> > > >>> drivers/media/pci/sta2x11/sta2x11_vip.h
> > > >>> drivers/mfd/Kconfig
> > > >>> drivers/mfd/Makefile
> > > >>> drivers/mfd/sta2x11-mfd.c
> > > >>> include/linux/mfd/sta2x11-mfd.h
> > > >>>
> > > >>> Removing the other sta2x11 bits (mfd, media, x86) should
> > > >>> probably be done through the respective tree, but it would
> > > >>> be good not to forget those.
> > > >>
> > > >> Andy is pretty much default x86 platform device maintainer, maybe
> > > >> he can ACK or brief us on what he knows about the status of
> > > >> STA2x11?
> > > >
> > > > I think the explanation given by Davide and Alessandro
> > > > was rather detailed already:
> > > >
> > > > https://lore.kernel.org/lkml/Yw3LQjhZWmZaU2N1@arcana.i.gnudd.com/
> > > > https://lore.kernel.org/lkml/Yw3DKCuDoPkCaqxE@arcana.i.gnudd.com/
> > > >
> > >
> > > I can't see this series in neither linus tree nor linux-next.
> > >
> > > Following the ACK from Andy + the above explanations from Arnd, do you
> > > plan to merge this series anytime soon ?
> > >
> > > Do you need anything more from me ?
> > >
> > > Thanks
> > > Christophe
> >
> > I will take it after v6.1-rc1 is tagged.
> >
> > Bart
>
> Now queued.

Thanks for reviewing and applying this!

Let's test it in linux-next we need wide coverage for this.

Yours,
Linus Walleij