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x86 / ACPI / sleep: Provide registration for acpi_suspend_lowlevel.

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Which by default will be x86_acpi_suspend_lowlevel.
This registration allows us to register another callback
if there is a need to use another platform specific callback.

Signed-off-by: Liang Tang <liang.tang@oracle.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Tested-by: Ben Guthro <benjamin.guthro@citrix.com>
Acked-by: "H. Peter Anvin" <hpa@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Konrad Rzeszutek Wilk
2013-05-14 17:09:16 +00:00
committed by Rafael J. Wysocki
parent 7d13205581
commit d6a77ead21
5 changed files with 14 additions and 3 deletions
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4
arch/x86/kernel/acpi/sleep.c
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@@ -26,12 +26,12 @@ static char temp_stack[4096];
#endif
/**
* acpi_suspend_lowlevel - save kernel state
* x86_acpi_suspend_lowlevel - save kernel state
*
* Create an identity mapped page table and copy the wakeup routine to
* low memory.
*/
int acpi_suspend_lowlevel(void)
int x86_acpi_suspend_lowlevel(void)
{
struct wakeup_header *header =
(struct wakeup_header *) __va(real_mode_header->wakeup_header);