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| author | Johannes Berg <johannes@sipsolutions.net> | 2008-01-16 05:17:00 +0100 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2008-02-02 00:30:58 +0100 |
| commit | b28f508112c584cdfbb4d8a9489cc4b79dac68ee (patch) | |
| tree | 8269d53055d0368f6eb25fac6b9d29077382cbca /kernel/power/power.h | |
| parent | ACPI: Print message before calling _PTS (diff) | |
| download | linux-b28f508112c584cdfbb4d8a9489cc4b79dac68ee.tar.xz linux-b28f508112c584cdfbb4d8a9489cc4b79dac68ee.zip | |
Suspend: Add config option to disable the freezer if architecture wants that
This patch makes the freezer optional for suspend to allow the
system to work (or not work) like the original PMU suspend.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'kernel/power/power.h')
| -rw-r--r-- | kernel/power/power.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/kernel/power/power.h b/kernel/power/power.h index 8ec5499c5ce1..700f44ec8406 100644 --- a/kernel/power/power.h +++ b/kernel/power/power.h @@ -1,6 +1,7 @@ #include <linux/suspend.h> #include <linux/suspend_ioctls.h> #include <linux/utsname.h> +#include <linux/freezer.h> struct swsusp_info { struct new_utsname uts; @@ -203,3 +204,24 @@ enum { #define TEST_MAX (__TEST_AFTER_LAST - 1) extern int pm_test_level; + +#ifdef CONFIG_SUSPEND_FREEZER +static inline int suspend_freeze_processes(void) +{ + return freeze_processes(); +} + +static inline void suspend_thaw_processes(void) +{ + thaw_processes(); +} +#else +static inline int suspend_freeze_processes(void) +{ + return 0; +} + +static inline void suspend_thaw_processes(void) +{ +} +#endif |