linux-stable/include/trace/events/thermal.h
Lukasz Luba b8643a5299 thermal: devfreq_cooling: change tracing function and arguments
Prepare for deleting the static and dynamic power calculation and clean
the trace function. These two fields are going to be removed in the next
changes.

Reviewed-by: Ionela Voinescu <ionela.voinescu@arm.com>
Reviewed-by: Steven Rostedt (VMware) <rostedt@goodmis.org> # for tracing code
Signed-off-by: Lukasz Luba <lukasz.luba@arm.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20201210143014.24685-2-lukasz.luba@arm.com
2020-12-11 14:10:44 +01:00

211 lines
5.2 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
#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_DEFINE_ENUM(THERMAL_TRIP_CRITICAL);
TRACE_DEFINE_ENUM(THERMAL_TRIP_HOT);
TRACE_DEFINE_ENUM(THERMAL_TRIP_PASSIVE);
TRACE_DEFINE_ENUM(THERMAL_TRIP_ACTIVE);
#define show_tzt_type(type) \
__print_symbolic(type, \
{ THERMAL_TRIP_CRITICAL, "CRITICAL"}, \
{ THERMAL_TRIP_HOT, "HOT"}, \
{ THERMAL_TRIP_PASSIVE, "PASSIVE"}, \
{ THERMAL_TRIP_ACTIVE, "ACTIVE"})
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=%s",
__get_str(thermal_zone), __entry->id, __entry->trip,
show_tzt_type(__entry->trip_type))
);
#ifdef CONFIG_CPU_THERMAL
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),
TP_ARGS(cpus, freq, load, load_len, dynamic_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 )
),
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;
),
TP_printk("cpus=%s freq=%lu load={%s} dynamic_power=%d",
__get_bitmask(cpumask), __entry->freq,
__print_array(__get_dynamic_array(load), __entry->load_len, 4),
__entry->dynamic_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)
);
#endif /* CONFIG_CPU_THERMAL */
#ifdef CONFIG_DEVFREQ_THERMAL
TRACE_EVENT(thermal_power_devfreq_get_power,
TP_PROTO(struct thermal_cooling_device *cdev,
struct devfreq_dev_status *status, unsigned long freq,
u32 power),
TP_ARGS(cdev, status, freq, power),
TP_STRUCT__entry(
__string(type, cdev->type )
__field(unsigned long, freq )
__field(u32, busy_time)
__field(u32, total_time)
__field(u32, power)
),
TP_fast_assign(
__assign_str(type, cdev->type);
__entry->freq = freq;
__entry->busy_time = status->busy_time;
__entry->total_time = status->total_time;
__entry->power = power;
),
TP_printk("type=%s freq=%lu load=%u power=%u",
__get_str(type), __entry->freq,
__entry->total_time == 0 ? 0 :
(100 * __entry->busy_time) / __entry->total_time,
__entry->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 /* CONFIG_DEVFREQ_THERMAL */
#endif /* _TRACE_THERMAL_H */
/* This part must be outside protection */
#include <trace/define_trace.h>