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Diffstat (limited to 'include/linux/pm.h')
-rw-r--r--include/linux/pm.h15
1 files changed, 11 insertions, 4 deletions
diff --git a/include/linux/pm.h b/include/linux/pm.h
index ad3cc2eb0d34..e52f6f83c061 100644
--- a/include/linux/pm.h
+++ b/include/linux/pm.h
@@ -165,6 +165,7 @@ struct pm_ops {
int (*finish)(suspend_state_t state);
};
+#ifdef CONFIG_SUSPEND
extern struct pm_ops *pm_ops;
/**
@@ -193,6 +194,12 @@ extern void arch_suspend_disable_irqs(void);
extern void arch_suspend_enable_irqs(void);
extern int pm_suspend(suspend_state_t state);
+#else /* !CONFIG_SUSPEND */
+#define suspend_valid_only_mem NULL
+
+static inline void pm_set_ops(struct pm_ops *pm_ops) {}
+static inline int pm_suspend(suspend_state_t state) { return -ENOSYS; }
+#endif /* !CONFIG_SUSPEND */
/*
* Device power management
@@ -266,7 +273,7 @@ typedef struct pm_message {
struct dev_pm_info {
pm_message_t power_state;
unsigned can_wakeup:1;
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
unsigned should_wakeup:1;
struct list_head entry;
#endif
@@ -276,7 +283,7 @@ extern int device_power_down(pm_message_t state);
extern void device_power_up(void);
extern void device_resume(void);
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
extern int device_suspend(pm_message_t state);
extern int device_prepare_suspend(pm_message_t state);
@@ -306,7 +313,7 @@ static inline int call_platform_enable_wakeup(struct device *dev, int is_on)
return 0;
}
-#else /* !CONFIG_PM */
+#else /* !CONFIG_PM_SLEEP */
static inline int device_suspend(pm_message_t state)
{
@@ -323,7 +330,7 @@ static inline int call_platform_enable_wakeup(struct device *dev, int is_on)
return 0;
}
-#endif
+#endif /* !CONFIG_PM_SLEEP */
/* changes to device_may_wakeup take effect on the next pm state change.
* by default, devices should wakeup if they can.