mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-30 07:34:12 +08:00
9876b1a443
Tracing is useful for debugging and performance tuning. Add similar traces to what's present in the cpu cooling device. Cc: Zhang Rui <rui.zhang@intel.com> Cc: Eduardo Valentin <edubezval@gmail.com> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Ingo Molnar <mingo@redhat.com> Signed-off-by: Javi Merino <javi.merino@arm.com> Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
195 lines
4.9 KiB
C
195 lines
4.9 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/devfreq.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)
|
|
);
|
|
|
|
TRACE_EVENT(thermal_power_cpu_get_power,
|
|
TP_PROTO(const struct cpumask *cpus, unsigned long freq, u32 *load,
|
|
size_t load_len, u32 dynamic_power, u32 static_power),
|
|
|
|
TP_ARGS(cpus, freq, load, load_len, dynamic_power, static_power),
|
|
|
|
TP_STRUCT__entry(
|
|
__bitmask(cpumask, num_possible_cpus())
|
|
__field(unsigned long, freq )
|
|
__dynamic_array(u32, load, load_len)
|
|
__field(size_t, load_len )
|
|
__field(u32, dynamic_power )
|
|
__field(u32, static_power )
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__assign_bitmask(cpumask, cpumask_bits(cpus),
|
|
num_possible_cpus());
|
|
__entry->freq = freq;
|
|
memcpy(__get_dynamic_array(load), load,
|
|
load_len * sizeof(*load));
|
|
__entry->load_len = load_len;
|
|
__entry->dynamic_power = dynamic_power;
|
|
__entry->static_power = static_power;
|
|
),
|
|
|
|
TP_printk("cpus=%s freq=%lu load={%s} dynamic_power=%d static_power=%d",
|
|
__get_bitmask(cpumask), __entry->freq,
|
|
__print_array(__get_dynamic_array(load), __entry->load_len, 4),
|
|
__entry->dynamic_power, __entry->static_power)
|
|
);
|
|
|
|
TRACE_EVENT(thermal_power_cpu_limit,
|
|
TP_PROTO(const struct cpumask *cpus, unsigned int freq,
|
|
unsigned long cdev_state, u32 power),
|
|
|
|
TP_ARGS(cpus, freq, cdev_state, power),
|
|
|
|
TP_STRUCT__entry(
|
|
__bitmask(cpumask, num_possible_cpus())
|
|
__field(unsigned int, freq )
|
|
__field(unsigned long, cdev_state)
|
|
__field(u32, power )
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__assign_bitmask(cpumask, cpumask_bits(cpus),
|
|
num_possible_cpus());
|
|
__entry->freq = freq;
|
|
__entry->cdev_state = cdev_state;
|
|
__entry->power = power;
|
|
),
|
|
|
|
TP_printk("cpus=%s freq=%u cdev_state=%lu power=%u",
|
|
__get_bitmask(cpumask), __entry->freq, __entry->cdev_state,
|
|
__entry->power)
|
|
);
|
|
|
|
TRACE_EVENT(thermal_power_devfreq_get_power,
|
|
TP_PROTO(struct thermal_cooling_device *cdev,
|
|
struct devfreq_dev_status *status, unsigned long freq,
|
|
u32 dynamic_power, u32 static_power),
|
|
|
|
TP_ARGS(cdev, status, freq, dynamic_power, static_power),
|
|
|
|
TP_STRUCT__entry(
|
|
__string(type, cdev->type )
|
|
__field(unsigned long, freq )
|
|
__field(u32, load )
|
|
__field(u32, dynamic_power )
|
|
__field(u32, static_power )
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__assign_str(type, cdev->type);
|
|
__entry->freq = freq;
|
|
__entry->load = (100 * status->busy_time) / status->total_time;
|
|
__entry->dynamic_power = dynamic_power;
|
|
__entry->static_power = static_power;
|
|
),
|
|
|
|
TP_printk("type=%s freq=%lu load=%u dynamic_power=%u static_power=%u",
|
|
__get_str(type), __entry->freq,
|
|
__entry->load, __entry->dynamic_power, __entry->static_power)
|
|
);
|
|
|
|
TRACE_EVENT(thermal_power_devfreq_limit,
|
|
TP_PROTO(struct thermal_cooling_device *cdev, unsigned long freq,
|
|
unsigned long cdev_state, u32 power),
|
|
|
|
TP_ARGS(cdev, freq, cdev_state, power),
|
|
|
|
TP_STRUCT__entry(
|
|
__string(type, cdev->type)
|
|
__field(unsigned int, freq )
|
|
__field(unsigned long, cdev_state)
|
|
__field(u32, power )
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__assign_str(type, cdev->type);
|
|
__entry->freq = freq;
|
|
__entry->cdev_state = cdev_state;
|
|
__entry->power = power;
|
|
),
|
|
|
|
TP_printk("type=%s freq=%u cdev_state=%lu power=%u",
|
|
__get_str(type), __entry->freq, __entry->cdev_state,
|
|
__entry->power)
|
|
);
|
|
#endif /* _TRACE_THERMAL_H */
|
|
|
|
/* This part must be outside protection */
|
|
#include <trace/define_trace.h>
|