161 lines
3.4 KiB
C
161 lines
3.4 KiB
C
#undef TRACE_SYSTEM
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#define TRACE_SYSTEM power
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#if !defined(_TRACE_POWER_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_POWER_H
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#include <linux/ktime.h>
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#include <linux/tracepoint.h>
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#ifndef _TRACE_POWER_ENUM_
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#define _TRACE_POWER_ENUM_
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enum {
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POWER_NONE = 0,
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POWER_CSTATE = 1, /* C-State */
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POWER_PSTATE = 2, /* Fequency change or DVFS */
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POWER_SSTATE = 3, /* Suspend */
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};
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#endif
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/*
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* The power events are used for cpuidle & suspend (power_start, power_end)
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* and for cpufreq (power_frequency)
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*/
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DECLARE_EVENT_CLASS(power,
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TP_PROTO(unsigned int type, unsigned int state, unsigned int cpu_id),
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TP_ARGS(type, state, cpu_id),
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TP_STRUCT__entry(
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__field( u64, type )
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__field( u64, state )
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__field( u64, cpu_id )
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),
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TP_fast_assign(
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__entry->type = type;
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__entry->state = state;
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__entry->cpu_id = cpu_id;
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),
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TP_printk("type=%lu state=%lu cpu_id=%lu", (unsigned long)__entry->type,
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(unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
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);
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DEFINE_EVENT(power, power_start,
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TP_PROTO(unsigned int type, unsigned int state, unsigned int cpu_id),
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TP_ARGS(type, state, cpu_id)
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);
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DEFINE_EVENT(power, power_frequency,
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TP_PROTO(unsigned int type, unsigned int state, unsigned int cpu_id),
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TP_ARGS(type, state, cpu_id)
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);
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TRACE_EVENT(power_end,
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TP_PROTO(unsigned int cpu_id),
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TP_ARGS(cpu_id),
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TP_STRUCT__entry(
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__field( u64, cpu_id )
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),
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TP_fast_assign(
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__entry->cpu_id = cpu_id;
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),
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TP_printk("cpu_id=%lu", (unsigned long)__entry->cpu_id)
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);
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/*
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* The clock events are used for clock enable/disable and for
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* clock rate change
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*/
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DECLARE_EVENT_CLASS(clock,
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TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
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TP_ARGS(name, state, cpu_id),
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TP_STRUCT__entry(
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__string( name, name )
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__field( u64, state )
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__field( u64, cpu_id )
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),
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TP_fast_assign(
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__assign_str(name, name);
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__entry->state = state;
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__entry->cpu_id = cpu_id;
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),
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TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
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(unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
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);
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DEFINE_EVENT(clock, clock_enable,
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TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
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TP_ARGS(name, state, cpu_id)
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);
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DEFINE_EVENT(clock, clock_disable,
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TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
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TP_ARGS(name, state, cpu_id)
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);
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DEFINE_EVENT(clock, clock_set_rate,
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TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
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TP_ARGS(name, state, cpu_id)
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);
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/*
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* The power domain events are used for power domains transitions
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*/
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DECLARE_EVENT_CLASS(power_domain,
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TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
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TP_ARGS(name, state, cpu_id),
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TP_STRUCT__entry(
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__string( name, name )
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__field( u64, state )
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__field( u64, cpu_id )
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),
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TP_fast_assign(
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__assign_str(name, name);
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__entry->state = state;
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__entry->cpu_id = cpu_id;
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),
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TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
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(unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
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);
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DEFINE_EVENT(power_domain, power_domain_target,
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TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
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TP_ARGS(name, state, cpu_id)
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);
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#endif /* _TRACE_POWER_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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