Quelle  alarmtimer.h   Sprache: C

/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM alarmtimer

#if !defined(_TRACE_ALARMTIMER_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_ALARMTIMER_H

#include <linux/alarmtimer.h>
#include <linux/rtc.h>
#include <linux/tracepoint.h>

TRACE_DEFINE_ENUM(ALARM_REALTIME);
TRACE_DEFINE_ENUM(ALARM_BOOTTIME);
TRACE_DEFINE_ENUM(ALARM_REALTIME_FREEZER);
TRACE_DEFINE_ENUM(ALARM_BOOTTIME_FREEZER);

#define show_alarm_type(type) __print_flags(type, " | ", \
 { 1 << ALARM_REALTIME, "REALTIME" },   \
 { 1 << ALARM_BOOTTIME, "BOOTTIME" },   \
 { 1 << ALARM_REALTIME_FREEZER, "REALTIME Freezer" }, \
 { 1 << ALARM_BOOTTIME_FREEZER, "BOOTTIME Freezer" })

#ifdef CONFIG_RTC_CLASS
TRACE_EVENT(alarmtimer_suspend,

 TP_PROTO(ktime_t expires, int flag),

 TP_ARGS(expires, flag),

 TP_STRUCT__entry(
  __field(s64, expires)
  __field(unsigned char, alarm_type)
 ),

 TP_fast_assign(
  __entry->expires = expires;
  __entry->alarm_type = flag;
 ),

 TP_printk("alarmtimer type:%s expires:%llu",
    show_alarm_type((1 << __entry->alarm_type)),
    __entry->expires
 )
);
#endif /* CONFIG_RTC_CLASS */

DECLARE_EVENT_CLASS(alarm_class,

 TP_PROTO(struct alarm *alarm, ktime_t now),

 TP_ARGS(alarm, now),

 TP_STRUCT__entry(
  __field(void *, alarm)
  __field(unsigned char, alarm_type)
  __field(s64, expires)
  __field(s64, now)
 ),

 TP_fast_assign(
  __entry->alarm = alarm;
  __entry->alarm_type = alarm->type;
  __entry->expires = alarm->node.expires;
  __entry->now = now;
 ),

 TP_printk("alarmtimer:%p type:%s expires:%llu now:%llu",
    __entry->alarm,
    show_alarm_type((1 << __entry->alarm_type)),
    __entry->expires,
    __entry->now
 )
);

DEFINE_EVENT(alarm_class, alarmtimer_fired,

 TP_PROTO(struct alarm *alarm, ktime_t now),

 TP_ARGS(alarm, now)
);

DEFINE_EVENT(alarm_class, alarmtimer_start,

 TP_PROTO(struct alarm *alarm, ktime_t now),

 TP_ARGS(alarm, now)
);

DEFINE_EVENT(alarm_class, alarmtimer_cancel,

 TP_PROTO(struct alarm *alarm, ktime_t now),

 TP_ARGS(alarm, now)
);

#endif /* _TRACE_ALARMTIMER_H */

/* This part must be outside protection */
#include <trace/define_trace.h>