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- #ifndef _TRACE_POWER_H
- #define _TRACE_POWER_H
- #include <linux/ktime.h>
- enum {
- POWER_NONE = 0,
- POWER_CSTATE = 1,
- POWER_PSTATE = 2,
- };
- struct power_trace {
- #ifdef CONFIG_POWER_TRACER
- ktime_t stamp;
- ktime_t end;
- int type;
- int state;
- #endif
- };
- #ifdef CONFIG_POWER_TRACER
- extern void trace_power_start(struct power_trace *it, unsigned int type,
- unsigned int state);
- extern void trace_power_mark(struct power_trace *it, unsigned int type,
- unsigned int state);
- extern void trace_power_end(struct power_trace *it);
- #else
- static inline void trace_power_start(struct power_trace *it, unsigned int type,
- unsigned int state) { }
- static inline void trace_power_mark(struct power_trace *it, unsigned int type,
- unsigned int state) { }
- static inline void trace_power_end(struct power_trace *it) { }
- #endif
- #endif /* _TRACE_POWER_H */
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