Re: [RFC part1 PATCH 7/7] ARM64 / ACPI: Enable ARM64 in Kconfig

[Hanjun Guo]

On 2013å12æ04æ 18:10, Graeme Gregory wrote:
> On Wed, Dec 04, 2013 at 12:36:51AM +0800, Hanjun Guo wrote:
> > Add Kconfigs to build ACPI on ARM64, and make ACPI runable on ARM64.
> >
> > acpi_idle driver is x86/IA64 dependent now, so make CONFIG_ACPI_PROCESSOR
> > depends on X86 || IA64, and implement it on ARM in the furture.
> >
> > In order to make arm-core.c can both run on ARM and ARM64, introduce
> > CONFIG_ACPI_ARM to support it.
> >
> > Signed-off-by: Graeme Gregory <graeme.gregory@xxxxxxxxxx>
> > Signed-off-by: Al Stone <al.stone@xxxxxxxxxx>
> > Signed-off-by: Hanjun Guo <hanjun.guo@xxxxxxxxxx>
> > ---
> >   arch/arm64/Kconfig         |    2 ++
> >   drivers/acpi/Kconfig       |   12 +++++++++---
> >   drivers/acpi/plat/Makefile |    2 +-
> >   3 files changed, 12 insertions(+), 4 deletions(-)
> >
> > diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
> > index 88c8b6c1..a37795f 100644
> > --- a/arch/arm64/Kconfig
> > +++ b/arch/arm64/Kconfig
> > @@ -280,6 +280,8 @@ source "net/Kconfig"
> >   
> >   source "drivers/Kconfig"
> >   
> > +source "drivers/acpi/Kconfig"
> > +
> >   source "fs/Kconfig"
> >   
> >   source "arch/arm64/kvm/Kconfig"
> > diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
> > index 53f0f16..f43485e 100644
> > --- a/drivers/acpi/Kconfig
> > +++ b/drivers/acpi/Kconfig
> > @@ -2,13 +2,17 @@
> >   # ACPI Configuration
> >   #
> >   
> > +config ACPI_ARM
> > +	bool
> > +	select ACPI_REDUCED_HARDWARE
> > +
> >   menuconfig ACPI
> >   	bool "ACPI (Advanced Configuration and Power Interface) Support"
> >   	depends on !IA64_HP_SIM
> > -	depends on IA64 || X86
> > -	depends on PCI
> > +	depends on ((IA64 || X86) && PCI) || ARM64
> >   	select PNP
> > -	default y
> > +	select ACPI_ARM if (ARM || ARM64)
> > +	default y if !(ARM || ARM64)
> Should only be ARM64 here with the current files in this series, I think
> this is causing others confusion looking for arm 32bit support in patches
> where there is none yet!

ah, yes, my bad, will update it in next version.

Thanks
Hanjun
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