linux-kernel - Re: [PATCH v5 11/44] gpio: add HAS

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Message-ID: <CAMRc=Md9Mzfh58OW+PTWoxySUY9YCL+LEpwebQ-wcmpQLAkWQg@mail.gmail.com>
Date:   Tue, 23 May 2023 10:15:55 +0200
From:   Bartosz Golaszewski <brgl@...ev.pl>
To:     Niklas Schnelle <schnelle@...ux.ibm.com>
Cc:     Arnd Bergmann <arnd@...db.de>,
        Linus Walleij <linus.walleij@...aro.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Alan Stern <stern@...land.harvard.edu>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
        linux-pci@...r.kernel.org, Arnd Bergmann <arnd@...nel.org>,
        linux-gpio@...r.kernel.org
Subject: Re: [PATCH v5 11/44] gpio: add HAS_IOPORT dependencies

On Mon, May 22, 2023 at 12:51 PM Niklas Schnelle <schnelle@...ux.ibm.com> wrote:
>
> In a future patch HAS_IOPORT=n will result in inb()/outb() and friends
> not being declared. We thus need to add HAS_IOPORT as dependency for
> those drivers using them.
>
> Reviewed-by: Linus Walleij <linus.walleij@...aro.org>
> Co-developed-by: Arnd Bergmann <arnd@...nel.org>
> Signed-off-by: Arnd Bergmann <arnd@...nel.org>
> Signed-off-by: Niklas Schnelle <schnelle@...ux.ibm.com>
> ---
>  drivers/gpio/Kconfig | 26 +++++++++++++-------------
>  1 file changed, 13 insertions(+), 13 deletions(-)
>
> diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
> index 5521f060d58e..a470ec8d617b 100644
> --- a/drivers/gpio/Kconfig
> +++ b/drivers/gpio/Kconfig
> @@ -704,18 +704,6 @@ config GPIO_VISCONTI
>         help
>           Say yes here to support GPIO on Tohisba Visconti.
>
> -config GPIO_VX855
> -       tristate "VIA VX855/VX875 GPIO"
> -       depends on (X86 || COMPILE_TEST) && PCI
> -       select MFD_CORE
> -       select MFD_VX855
> -       help
> -         Support access to the VX855/VX875 GPIO lines through the GPIO library.
> -
> -         This driver provides common support for accessing the device.
> -         Additional drivers must be enabled in order to use the
> -         functionality of the device.
> -
>  config GPIO_WCD934X
>         tristate "Qualcomm Technologies Inc WCD9340/WCD9341 GPIO controller driver"
>         depends on MFD_WCD934X && OF_GPIO
> @@ -835,7 +823,19 @@ config GPIO_IDT3243X
>  endmenu
>
>  menu "Port-mapped I/O GPIO drivers"
> -       depends on X86 # Unconditional I/O space access
> +       depends on X86 && HAS_IOPORT # I/O space access
> +
> +config GPIO_VX855
> +       tristate "VIA VX855/VX875 GPIO"
> +       depends on PCI
> +       select MFD_CORE
> +       select MFD_VX855
> +       help
> +         Support access to the VX855/VX875 GPIO lines through the GPIO library.
> +
> +         This driver provides common support for accessing the device.
> +         Additional drivers must be enabled in order to use the
> +         functionality of the device.
>
>  config GPIO_I8255
>         tristate
> --
> 2.39.2
>

I already applied v4. Has this changed since the last version? If not,
then you can drop it now from your series.

Bart