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-rw-r--r--include/linux/suspend.h29
1 files changed, 6 insertions, 23 deletions
diff --git a/include/linux/suspend.h b/include/linux/suspend.h
index 26697514c5ec..5a89e3612875 100644
--- a/include/linux/suspend.h
+++ b/include/linux/suspend.h
@@ -122,7 +122,7 @@ struct platform_suspend_ops {
122 * suspend_set_ops - set platform dependent suspend operations 122 * suspend_set_ops - set platform dependent suspend operations
123 * @ops: The new suspend operations to set. 123 * @ops: The new suspend operations to set.
124 */ 124 */
125extern void suspend_set_ops(struct platform_suspend_ops *ops); 125extern void suspend_set_ops(const struct platform_suspend_ops *ops);
126extern int suspend_valid_only_mem(suspend_state_t state); 126extern int suspend_valid_only_mem(suspend_state_t state);
127 127
128/** 128/**
@@ -147,7 +147,7 @@ extern int pm_suspend(suspend_state_t state);
147#else /* !CONFIG_SUSPEND */ 147#else /* !CONFIG_SUSPEND */
148#define suspend_valid_only_mem NULL 148#define suspend_valid_only_mem NULL
149 149
150static inline void suspend_set_ops(struct platform_suspend_ops *ops) {} 150static inline void suspend_set_ops(const struct platform_suspend_ops *ops) {}
151static inline int pm_suspend(suspend_state_t state) { return -ENOSYS; } 151static inline int pm_suspend(suspend_state_t state) { return -ENOSYS; }
152#endif /* !CONFIG_SUSPEND */ 152#endif /* !CONFIG_SUSPEND */
153 153
@@ -245,7 +245,7 @@ extern void swsusp_set_page_free(struct page *);
245extern void swsusp_unset_page_free(struct page *); 245extern void swsusp_unset_page_free(struct page *);
246extern unsigned long get_safe_page(gfp_t gfp_mask); 246extern unsigned long get_safe_page(gfp_t gfp_mask);
247 247
248extern void hibernation_set_ops(struct platform_hibernation_ops *ops); 248extern void hibernation_set_ops(const struct platform_hibernation_ops *ops);
249extern int hibernate(void); 249extern int hibernate(void);
250extern bool system_entering_hibernation(void); 250extern bool system_entering_hibernation(void);
251#else /* CONFIG_HIBERNATION */ 251#else /* CONFIG_HIBERNATION */
@@ -253,28 +253,11 @@ static inline int swsusp_page_is_forbidden(struct page *p) { return 0; }
253static inline void swsusp_set_page_free(struct page *p) {} 253static inline void swsusp_set_page_free(struct page *p) {}
254static inline void swsusp_unset_page_free(struct page *p) {} 254static inline void swsusp_unset_page_free(struct page *p) {}
255 255
256static inline void hibernation_set_ops(struct platform_hibernation_ops *ops) {} 256static inline void hibernation_set_ops(const struct platform_hibernation_ops *ops) {}
257static inline int hibernate(void) { return -ENOSYS; } 257static inline int hibernate(void) { return -ENOSYS; }
258static inline bool system_entering_hibernation(void) { return false; } 258static inline bool system_entering_hibernation(void) { return false; }
259#endif /* CONFIG_HIBERNATION */ 259#endif /* CONFIG_HIBERNATION */
260 260
261#ifdef CONFIG_SUSPEND_NVS
262extern int suspend_nvs_register(unsigned long start, unsigned long size);
263extern int suspend_nvs_alloc(void);
264extern void suspend_nvs_free(void);
265extern void suspend_nvs_save(void);
266extern void suspend_nvs_restore(void);
267#else /* CONFIG_SUSPEND_NVS */
268static inline int suspend_nvs_register(unsigned long a, unsigned long b)
269{
270 return 0;
271}
272static inline int suspend_nvs_alloc(void) { return 0; }
273static inline void suspend_nvs_free(void) {}
274static inline void suspend_nvs_save(void) {}
275static inline void suspend_nvs_restore(void) {}
276#endif /* CONFIG_SUSPEND_NVS */
277
278#ifdef CONFIG_PM_SLEEP 261#ifdef CONFIG_PM_SLEEP
279void save_processor_state(void); 262void save_processor_state(void);
280void restore_processor_state(void); 263void restore_processor_state(void);
@@ -292,7 +275,7 @@ extern int unregister_pm_notifier(struct notifier_block *nb);
292/* drivers/base/power/wakeup.c */ 275/* drivers/base/power/wakeup.c */
293extern bool events_check_enabled; 276extern bool events_check_enabled;
294 277
295extern bool pm_check_wakeup_events(void); 278extern bool pm_wakeup_pending(void);
296extern bool pm_get_wakeup_count(unsigned int *count); 279extern bool pm_get_wakeup_count(unsigned int *count);
297extern bool pm_save_wakeup_count(unsigned int count); 280extern bool pm_save_wakeup_count(unsigned int count);
298#else /* !CONFIG_PM_SLEEP */ 281#else /* !CONFIG_PM_SLEEP */
@@ -309,7 +292,7 @@ static inline int unregister_pm_notifier(struct notifier_block *nb)
309 292
310#define pm_notifier(fn, pri) do { (void)(fn); } while (0) 293#define pm_notifier(fn, pri) do { (void)(fn); } while (0)
311 294
312static inline bool pm_check_wakeup_events(void) { return true; } 295static inline bool pm_wakeup_pending(void) { return false; }
313#endif /* !CONFIG_PM_SLEEP */ 296#endif /* !CONFIG_PM_SLEEP */
314 297
315extern struct mutex pm_mutex; 298extern struct mutex pm_mutex;