21 struct clocksource;
66 struct clocksource {  struct
71 	cycle_t (*read)(struct clocksource *cs);  argument
84 	int (*enable)(struct clocksource *cs);  argument
85 	void (*disable)(struct clocksource *cs);  argument
87 	void (*suspend)(struct clocksource *cs);  argument
88 	void (*resume)(struct clocksource *cs);  argument
182 extern int clocksource_unregister(struct clocksource*);
184 extern void clocksource_change_rating(struct clocksource *cs, int rating);
187 extern struct clocksource * __init clocksource_default_clock(void);
188 extern void clocksource_mark_unstable(struct clocksource *cs);
200 __clocksource_register_scale(struct clocksource *cs, u32 scale, u32 freq);
202 __clocksource_update_freq_scale(struct clocksource *cs, u32 scale, u32 freq);
208 static inline int __clocksource_register(struct clocksource *cs)  in __clocksource_register()
213 static inline int clocksource_register_hz(struct clocksource *cs, u32 hz)  in clocksource_register_hz()
218 static inline int clocksource_register_khz(struct clocksource *cs, u32 khz)  in clocksource_register_khz()
223 static inline void __clocksource_update_freq_hz(struct clocksource *cs, u32 hz)  in __clocksource_update_freq_hz()
228 static inline void __clocksource_update_freq_khz(struct clocksource *cs, u32 khz)  in __clocksource_update_freq_khz()
234 extern int timekeeping_notify(struct clocksource *clock);
236 extern cycle_t clocksource_mmio_readl_up(struct clocksource *);
237 extern cycle_t clocksource_mmio_readl_down(struct clocksource *);
238 extern cycle_t clocksource_mmio_readw_up(struct clocksource *);
239 extern cycle_t clocksource_mmio_readw_down(struct clocksource *);
242 	unsigned long, int, unsigned, cycle_t (*)(struct clocksource *));