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   1 #ifndef _TRACE_POWER_H
   2 #define _TRACE_POWER_H
   3
   4 #include <linux/ktime.h>
   5 #include <linux/tracepoint.h>
   6
   7 enum {
   8         POWER_NONE = 0,
   9         POWER_CSTATE = 1,
  10         POWER_PSTATE = 2,
  11 };
  12
  13 struct power_trace {
  14 #ifdef CONFIG_POWER_TRACER
  15         ktime_t                 stamp;
  16         ktime_t                 end;
  17         int                     type;
  18         int                     state;
  19 #endif
  20 };
  21
  22 DECLARE_TRACE(power_start,
  23         TPPROTO(struct power_trace *it, unsigned int type, unsigned int state),
  24                 TPARGS(it, type, state));
  25
  26 DECLARE_TRACE(power_mark,
  27         TPPROTO(struct power_trace *it, unsigned int type, unsigned int state),
  28                 TPARGS(it, type, state));
  29
  30 DECLARE_TRACE(power_end,
  31         TPPROTO(struct power_trace *it),
  32                 TPARGS(it));
  33
  34 #endif /* _TRACE_POWER_H */