linux/include/trace/events/thermal.h
Punit Agrawal 208cd822a1 thermal: trace: Trace when temperature is above a trip point
Create a new event to trace when the temperature is above a trip
point. Use the trace-point when handling non-critical and critical
trip pionts.

Cc: Zhang Rui <rui.zhang@intel.com>
Cc: Eduardo Valentin <edubezval@gmail.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@redhat.com>
Signed-off-by: Punit Agrawal <punit.agrawal@arm.com>
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
2014-07-29 09:28:43 -04:00

84 lines
1.7 KiB
C

#undef TRACE_SYSTEM
#define TRACE_SYSTEM thermal
#if !defined(_TRACE_THERMAL_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_THERMAL_H
#include <linux/thermal.h>
#include <linux/tracepoint.h>
TRACE_EVENT(thermal_temperature,
TP_PROTO(struct thermal_zone_device *tz),
TP_ARGS(tz),
TP_STRUCT__entry(
__string(thermal_zone, tz->type)
__field(int, id)
__field(int, temp_prev)
__field(int, temp)
),
TP_fast_assign(
__assign_str(thermal_zone, tz->type);
__entry->id = tz->id;
__entry->temp_prev = tz->last_temperature;
__entry->temp = tz->temperature;
),
TP_printk("thermal_zone=%s id=%d temp_prev=%d temp=%d",
__get_str(thermal_zone), __entry->id, __entry->temp_prev,
__entry->temp)
);
TRACE_EVENT(cdev_update,
TP_PROTO(struct thermal_cooling_device *cdev, unsigned long target),
TP_ARGS(cdev, target),
TP_STRUCT__entry(
__string(type, cdev->type)
__field(unsigned long, target)
),
TP_fast_assign(
__assign_str(type, cdev->type);
__entry->target = target;
),
TP_printk("type=%s target=%lu", __get_str(type), __entry->target)
);
TRACE_EVENT(thermal_zone_trip,
TP_PROTO(struct thermal_zone_device *tz, int trip,
enum thermal_trip_type trip_type),
TP_ARGS(tz, trip, trip_type),
TP_STRUCT__entry(
__string(thermal_zone, tz->type)
__field(int, id)
__field(int, trip)
__field(enum thermal_trip_type, trip_type)
),
TP_fast_assign(
__assign_str(thermal_zone, tz->type);
__entry->id = tz->id;
__entry->trip = trip;
__entry->trip_type = trip_type;
),
TP_printk("thermal_zone=%s id=%d trip=%d trip_type=%d",
__get_str(thermal_zone), __entry->id, __entry->trip,
__entry->trip_type)
);
#endif /* _TRACE_THERMAL_H */
/* This part must be outside protection */
#include <trace/define_trace.h>