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    SubjectRe: [RFC 03/32] ACPI: Kconfig: add HAS_IOPORT dependencies
    On Mon, Dec 27, 2021 at 5:44 PM Niklas Schnelle <schnelle@linux.ibm.com> wrote:
    >
    > In a future patch HAS_IOPORT=n will result in inb()/outb() and friends
    > not being declared. As ACPI always uses I/O port access

    The ARM64 people may not agree with this.

    > we depend on HAS_IOPORT unconditionally.
    >
    > Co-developed-by: Arnd Bergmann <arnd@kernel.org>
    > Signed-off-by: Arnd Bergmann <arnd@kernel.org>
    > Signed-off-by: Niklas Schnelle <schnelle@linux.ibm.com>
    > ---
    > drivers/acpi/Kconfig | 1 +
    > 1 file changed, 1 insertion(+)
    >
    > diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
    > index cdbdf68bd98f..b57f15817ede 100644
    > --- a/drivers/acpi/Kconfig
    > +++ b/drivers/acpi/Kconfig
    > @@ -9,6 +9,7 @@ config ARCH_SUPPORTS_ACPI
    > menuconfig ACPI
    > bool "ACPI (Advanced Configuration and Power Interface) Support"
    > depends on ARCH_SUPPORTS_ACPI
    > + depends on HAS_IOPORT
    > select PNP
    > select NLS
    > default y if X86
    > --
    > 2.32.0
    >

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