[PATCH v4 07/13] ARM64 / ACPI: Introduce lowlevel suspend function

Catalin Marinas catalin.marinas at arm.com
Mon Jun 30 09:28:17 PDT 2014


On Fri, Jun 27, 2014 at 04:49:30AM +0100, Hanjun Guo wrote:
> From: Graeme Gregory <graeme.gregory at linaro.org>
> 
> acpi_wakeup_address is used on x86 as the address bios jumps into
> when machine wakes up from suspend. As arm64 does not have such a
> bios this mechanism will be provided by other means. But the define
> is still required inside the acpi core.

Why not fix the place where it is used rather than defining a dummy
pointer?

> Introduce a null stub for acpi_suspend_lowlevel as this is also
> required by core. This will be filled in when standards are
> defined for arm64 ACPI global power states.

I assume acpi_suspend_lowlevel would be just a dummy definition but it
will have some use when the standard allows.

-- 
Catalin



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