[PATCH v4 05/18] ARM64 / ACPI: Introduce sleep-arm.c

[Graeme Gregory]

On Fri, Sep 12, 2014 at 03:51:02PM +0100, Catalin Marinas wrote:
> On Fri, Sep 12, 2014 at 03:00:03PM +0100, Hanjun Guo wrote:
> > --- a/drivers/acpi/Makefile
> > +++ b/drivers/acpi/Makefile
> > @@ -23,7 +23,11 @@ acpi-y				+= nvs.o
> >  
> >  # Power management related files
> >  acpi-y				+= wakeup.o
> > +ifeq ($(ARCH), arm64)
> > +acpi-y				+= sleep-arm.o
> > +else # X86, IA64
> >  acpi-y				+= sleep.o
> > +endif
> >  acpi-y				+= device_pm.o
> >  acpi-$(CONFIG_ACPI_SLEEP)	+= proc.o
> 
> What about:
> 
> -acpi-y				+= sleep.o
> +acpi-$(CONFIG_ACPI_SLEEP)	+= sleep.o
> 
> and make CONFIG_ACPI_SLEEP depend on !ARM64? Does the kernel compile if
> you disable CONFIG_ACPI_SLEEP?
> 
sleep.c is still needed in the case CONFIG_ACPI_SLEEP=n

basically the two functions I stubbed are always called by bus.c

Graeme