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ACPI: Print message before calling _PTS 

Make acpi_sleep_prepare() static and cause it to print a message
specifying the ACPI system sleep state to be entered (helpful for
debugging the suspend/hibernation code).

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Acked-by: Pavel Machek <pavel@suse.cz>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Rafael J. Wysocki 2008-01-08 00:10:57 +01:00 committed by Len Brown
parent 7258ec5d11
commit c9b6c8f68e
2 changed files with 3 additions and 3 deletions
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4
drivers/acpi/sleep/main.c
View File

@ -43,7 +43,7 @@ static int __init acpi_new_pts_ordering(char *str)
__setup("acpi_new_pts_ordering", acpi_new_pts_ordering);
#endif
int acpi_sleep_prepare(u32 acpi_state)
static int acpi_sleep_prepare(u32 acpi_state)
{
#ifdef CONFIG_ACPI_SLEEP
/* do we have a wakeup address for S2 and S3? */
@ -59,6 +59,8 @@ int acpi_sleep_prepare(u32 acpi_state)
ACPI_FLUSH_CPU_CACHE();
acpi_enable_wakeup_device_prep(acpi_state);
#endif
printk(KERN_INFO PREFIX "Preparing to enter system sleep state S%d\n",
acpi_state);
acpi_enter_sleep_state_prep(acpi_state);
return 0;
}

2
drivers/acpi/sleep/sleep.h
View File

@ -5,5 +5,3 @@ extern int acpi_suspend (u32 state);
extern void acpi_enable_wakeup_device_prep(u8 sleep_state);
extern void acpi_enable_wakeup_device(u8 sleep_state);
extern void acpi_disable_wakeup_device(u8 sleep_state);
extern int acpi_sleep_prepare(u32 acpi_state);