Re: [PATCH v1 01/17] ACPI: bus: Use acpi/acpi_bus.h without CONFIG_ACPI

From: Sudeep Holla

Date: Tue Sep 22 2026 - 06:36:23 EST


On Mon, Sep 21, 2026 at 09:45:59PM +0200, Rafael J. Wysocki wrote:
> From: "Rafael J. Wysocki" <rafael.j.wysocki@xxxxxxxxx>
>
> Corrently acpi/acpi_bus.h is included in linux/acpi.h only if
> CONFIG_ACPI is set, but it contains declarations that are useful
> otherwise too.
>
> For consistency, modify linux/acpi.h to always include acpi/acpi_bus.h
> and update the latter to avoid exposing too much when CONFIG_ACPI is
> not set.
>
> Since acpi_has_method() is called from some code build when
> CONFIG_ACPI is unset, add a stub for it to the !CONFIG_ACPI
> block in acpi/acpi_bus.h.
>

Reviewed-by: Sudeep Holla <sudeep.holla@xxxxxxxxxx>

I was planning to just pull acpi_device_hid() out so that I can get rid
of CONFIG_ACPI in [1]. This looks much more elegant. Thanks for doing it.

--
Regards,
Sudeep


[1] https://lore.kernel.org/all/20260915-acpi_scmi_pcc-v5-4-298579e9f359@xxxxxxxxxx