include/instrumentation/events/lttng-module/power.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM power
   4
   5 #if !defined(LTTNG_TRACE_POWER_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define LTTNG_TRACE_POWER_H
   7
   8 #include <lttng/lttng-tracepoint-event.h>
   9 #include <linux/ktime.h>
  10
  11 LTTNG_TRACEPOINT_EVENT_CLASS(power_cpu,
  12
  13         TP_PROTO(unsigned int state, unsigned int cpu_id),
  14
  15         TP_ARGS(state, cpu_id),
  16
  17         TP_FIELDS(
  18                 ctf_integer(u32, state, state)
  19                 ctf_integer(u32, cpu_id, cpu_id)
  20         )
  21 )
  22
  23 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(power_cpu, cpu_idle,
  24
  25         power_cpu_idle,
  26
  27         TP_PROTO(unsigned int state, unsigned int cpu_id),
  28
  29         TP_ARGS(state, cpu_id)
  30 )
  31
  32 /* This file can get included multiple times, TRACE_HEADER_MULTI_READ at top */
  33 #ifndef _PWR_EVENT_AVOID_DOUBLE_DEFINING
  34 #define _PWR_EVENT_AVOID_DOUBLE_DEFINING
  35
  36 #define PWR_EVENT_EXIT -1
  37 #endif
  38
  39 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(power_cpu, cpu_frequency,
  40
  41         power_cpu_frequency,
  42
  43         TP_PROTO(unsigned int frequency, unsigned int cpu_id),
  44
  45         TP_ARGS(frequency, cpu_id)
  46 )
  47
  48 LTTNG_TRACEPOINT_EVENT_MAP(machine_suspend,
  49
  50         power_machine_suspend,
  51
  52         TP_PROTO(unsigned int state),
  53
  54         TP_ARGS(state),
  55
  56         TP_FIELDS(
  57                 ctf_integer(u32, state, state)
  58         )
  59 )
  60
  61 LTTNG_TRACEPOINT_EVENT_CLASS(power_wakeup_source,
  62
  63         TP_PROTO(const char *name, unsigned int state),
  64
  65         TP_ARGS(name, state),
  66
  67         TP_FIELDS(
  68                 ctf_string(name, name)
  69                 ctf_integer(u64, state, state)
  70         )
  71 )
  72
  73 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(power_wakeup_source, wakeup_source_activate,
  74
  75         power_wakeup_source_activate,
  76
  77         TP_PROTO(const char *name, unsigned int state),
  78
  79         TP_ARGS(name, state)
  80 )
  81
  82 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(power_wakeup_source, wakeup_source_deactivate,
  83
  84         power_wakeup_source_deactivate,
  85
  86         TP_PROTO(const char *name, unsigned int state),
  87
  88         TP_ARGS(name, state)
  89 )
  90
  91 /*
  92  * The clock events are used for clock enable/disable and for
  93  *  clock rate change
  94  */
  95 LTTNG_TRACEPOINT_EVENT_CLASS(power_clock,
  96
  97         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
  98
  99         TP_ARGS(name, state, cpu_id),
 100
 101         TP_FIELDS(
 102                 ctf_string(name, name)
 103                 ctf_integer(u64, state, state)
 104                 ctf_integer(u64, cpu_id, cpu_id)
 105         )
 106 )
 107
 108 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(power_clock, clock_enable,
 109
 110         power_clock_enable,
 111
 112         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 113
 114         TP_ARGS(name, state, cpu_id)
 115 )
 116
 117 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(power_clock, clock_disable,
 118
 119         power_clock_disable,
 120
 121         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 122
 123         TP_ARGS(name, state, cpu_id)
 124 )
 125
 126 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(power_clock, clock_set_rate,
 127
 128         power_clock_set_rate,
 129
 130         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 131
 132         TP_ARGS(name, state, cpu_id)
 133 )
 134
 135 /*
 136  * The power domain events are used for power domains transitions
 137  */
 138 LTTNG_TRACEPOINT_EVENT_CLASS(power_domain,
 139
 140         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 141
 142         TP_ARGS(name, state, cpu_id),
 143
 144         TP_FIELDS(
 145                 ctf_string(name, name)
 146                 ctf_integer(u64, state, state)
 147                 ctf_integer(u64, cpu_id, cpu_id)
 148         )
 149 )
 150
 151 LTTNG_TRACEPOINT_EVENT_INSTANCE(power_domain, power_domain_target,
 152
 153         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 154
 155         TP_ARGS(name, state, cpu_id)
 156 )
 157
 158 #endif /* LTTNG_TRACE_POWER_H */
 159
 160 /* This part must be outside protection */
 161 #include <lttng/define_trace.h>