include/instrumentation/events/rpm.h

   1 // SPDX-FileCopyrightText: 2012 Andrew Gabbasov <andrew_gabbasov@mentor.com>
   2 //
   3 // SPDX-License-Identifier: GPL-2.0-only
   4
   5 #undef TRACE_SYSTEM
   6 #define TRACE_SYSTEM rpm
   7
   8 #if !defined(LTTNG_TRACE_RUNTIME_POWER_H) || defined(TRACE_HEADER_MULTI_READ)
   9 #define LTTNG_TRACE_RUNTIME_POWER_H
  10
  11 #include <lttng/tracepoint-event.h>
  12 #include <linux/ktime.h>
  13
  14 #ifndef _TRACE_RPM_DEF_
  15 #define _TRACE_RPM_DEF_
  16 struct device;
  17 #endif
  18
  19 /*
  20  * The rpm_internal events are used for tracing some important
  21  * runtime pm internal functions.
  22  */
  23 LTTNG_TRACEPOINT_EVENT_CLASS(rpm_internal,
  24
  25         TP_PROTO(struct device *dev, int flags),
  26
  27         TP_ARGS(dev, flags),
  28
  29         TP_FIELDS(
  30                 ctf_string(name, dev_name(dev))
  31                 ctf_integer(int, flags, flags)
  32                 ctf_integer(int, usage_count, atomic_read(&dev->power.usage_count))
  33                 ctf_integer(int, disable_depth, dev->power.disable_depth)
  34                 ctf_integer(int, runtime_auto, dev->power.runtime_auto)
  35                 ctf_integer(int, request_pending, dev->power.request_pending)
  36                 ctf_integer(int, irq_safe, dev->power.irq_safe)
  37                 ctf_integer(int, child_count, atomic_read(&dev->power.child_count))
  38         )
  39 )
  40
  41 LTTNG_TRACEPOINT_EVENT_INSTANCE(rpm_internal, rpm_suspend,
  42
  43         TP_PROTO(struct device *dev, int flags),
  44
  45         TP_ARGS(dev, flags)
  46 )
  47
  48 LTTNG_TRACEPOINT_EVENT_INSTANCE(rpm_internal, rpm_resume,
  49
  50         TP_PROTO(struct device *dev, int flags),
  51
  52         TP_ARGS(dev, flags)
  53 )
  54
  55 LTTNG_TRACEPOINT_EVENT_INSTANCE(rpm_internal, rpm_idle,
  56
  57         TP_PROTO(struct device *dev, int flags),
  58
  59         TP_ARGS(dev, flags)
  60 )
  61
  62 LTTNG_TRACEPOINT_EVENT(rpm_return_int,
  63         TP_PROTO(struct device *dev, unsigned long ip, int ret),
  64         TP_ARGS(dev, ip, ret),
  65
  66         TP_FIELDS(
  67                 ctf_string(name, dev_name(dev))
  68                 ctf_integer_hex(unsigned long, ip, ip)
  69                 ctf_integer(int, ret, ret)
  70         )
  71 )
  72
  73 #endif /* LTTNG_TRACE_RUNTIME_POWER_H */
  74
  75 /* This part must be outside protection */
  76 #include <lttng/define_trace.h>