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| author | Rafael J. Wysocki <rjw@sisk.pl> | 2011-04-29 02:36:05 +0400 |
|---|---|---|
| committer | Rafael J. Wysocki <rjw@sisk.pl> | 2011-04-29 02:36:05 +0400 |
| commit | 69c9dd1ecf446ad8a830e4afc539a2a1adc85b78 (patch) | |
| tree | 2c43906b23ce709057b7cc0546fbcf31d1f9a8d6 /include/linux/platform_device.h | |
| parent | 4d27e9dcff00a6425d779b065ec8892e4f391661 (diff) | |
| download | linux-69c9dd1ecf446ad8a830e4afc539a2a1adc85b78.tar.xz | |
PM: Export platform bus type's default PM callbacks
Export the default PM callbacks defined for the platform bus type so
that they can be used by power domains for suspending and resuming
platform devices in the future.
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Diffstat (limited to 'include/linux/platform_device.h')
| -rw-r--r-- | include/linux/platform_device.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h index 744942c95fec..e0093e061b08 100644 --- a/include/linux/platform_device.h +++ b/include/linux/platform_device.h @@ -205,4 +205,64 @@ static inline char *early_platform_driver_setup_func(void) \ } #endif /* MODULE */ +#ifdef CONFIG_PM_SLEEP +extern int platform_pm_prepare(struct device *dev); +extern void platform_pm_complete(struct device *dev); +#else +#define platform_pm_prepare NULL +#define platform_pm_complete NULL +#endif + +#ifdef CONFIG_SUSPEND +extern int platform_pm_suspend(struct device *dev); +extern int platform_pm_suspend_noirq(struct device *dev); +extern int platform_pm_resume(struct device *dev); +extern int platform_pm_resume_noirq(struct device *dev); +#else +#define platform_pm_suspend NULL +#define platform_pm_resume NULL +#define platform_pm_suspend_noirq NULL +#define platform_pm_resume_noirq NULL +#endif + +#ifdef CONFIG_HIBERNATE_CALLBACKS +extern int platform_pm_freeze(struct device *dev); +extern int platform_pm_freeze_noirq(struct device *dev); +extern int platform_pm_thaw(struct device *dev); +extern int platform_pm_thaw_noirq(struct device *dev); +extern int platform_pm_poweroff(struct device *dev); +extern int platform_pm_poweroff_noirq(struct device *dev); +extern int platform_pm_restore(struct device *dev); +extern int platform_pm_restore_noirq(struct device *dev); +#else +#define platform_pm_freeze NULL +#define platform_pm_thaw NULL +#define platform_pm_poweroff NULL +#define platform_pm_restore NULL +#define platform_pm_freeze_noirq NULL +#define platform_pm_thaw_noirq NULL +#define platform_pm_poweroff_noirq NULL +#define platform_pm_restore_noirq NULL +#endif + +#ifdef CONFIG_PM_SLEEP +#define USE_PLATFORM_PM_SLEEP_OPS \ + .prepare = platform_pm_prepare, \ + .complete = platform_pm_complete, \ + .suspend = platform_pm_suspend, \ + .resume = platform_pm_resume, \ + .freeze = platform_pm_freeze, \ + .thaw = platform_pm_thaw, \ + .poweroff = platform_pm_poweroff, \ + .restore = platform_pm_restore, \ + .suspend_noirq = platform_pm_suspend_noirq, \ + .resume_noirq = platform_pm_resume_noirq, \ + .freeze_noirq = platform_pm_freeze_noirq, \ + .thaw_noirq = platform_pm_thaw_noirq, \ + .poweroff_noirq = platform_pm_poweroff_noirq, \ + .restore_noirq = platform_pm_restore_noirq, +#else +#define USE_PLATFORM_PM_SLEEP_OPS +#endif + #endif /* _PLATFORM_DEVICE_H_ */ |