1
2#undef TRACE_SYSTEM
3#define TRACE_SYSTEM rpm
4
5#if !defined(_TRACE_RUNTIME_POWER_H) || defined(TRACE_HEADER_MULTI_READ)
6#define _TRACE_RUNTIME_POWER_H
7
8#include <linux/ktime.h>
9#include <linux/tracepoint.h>
10
11struct device;
12
13/*
14 * The rpm_internal events are used for tracing some important
15 * runtime pm internal functions.
16 */
17DECLARE_EVENT_CLASS(rpm_internal,
18
19	TP_PROTO(struct device *dev, int flags),
20
21	TP_ARGS(dev, flags),
22
23	TP_STRUCT__entry(
24		__string(       name,		dev_name(dev)	)
25		__field(        int,            flags           )
26		__field(        int ,   	usage_count	)
27		__field(        int ,   	disable_depth   )
28		__field(        int ,   	runtime_auto	)
29		__field(        int ,   	request_pending	)
30		__field(        int ,   	irq_safe	)
31		__field(        int ,   	child_count 	)
32	),
33
34	TP_fast_assign(
35		__assign_str(name, dev_name(dev));
36		__entry->flags = flags;
37		__entry->usage_count = atomic_read(
38			&dev->power.usage_count);
39		__entry->disable_depth = dev->power.disable_depth;
40		__entry->runtime_auto = dev->power.runtime_auto;
41		__entry->request_pending = dev->power.request_pending;
42		__entry->irq_safe = dev->power.irq_safe;
43		__entry->child_count = atomic_read(
44			&dev->power.child_count);
45	),
46
47	TP_printk("%s flags-%x cnt-%-2d dep-%-2d auto-%-1d p-%-1d"
48			" irq-%-1d child-%d",
49			__get_str(name), __entry->flags,
50			__entry->usage_count,
51			__entry->disable_depth,
52			__entry->runtime_auto,
53			__entry->request_pending,
54			__entry->irq_safe,
55			__entry->child_count
56		 )
57);
58DEFINE_EVENT(rpm_internal, rpm_suspend,
59
60	TP_PROTO(struct device *dev, int flags),
61
62	TP_ARGS(dev, flags)
63);
64DEFINE_EVENT(rpm_internal, rpm_resume,
65
66	TP_PROTO(struct device *dev, int flags),
67
68	TP_ARGS(dev, flags)
69);
70DEFINE_EVENT(rpm_internal, rpm_idle,
71
72	TP_PROTO(struct device *dev, int flags),
73
74	TP_ARGS(dev, flags)
75);
76
77TRACE_EVENT(rpm_return_int,
78	TP_PROTO(struct device *dev, unsigned long ip, int ret),
79	TP_ARGS(dev, ip, ret),
80
81	TP_STRUCT__entry(
82		__string(       name,		dev_name(dev))
83		__field(	unsigned long,		ip	)
84		__field(	int,			ret	)
85	),
86
87	TP_fast_assign(
88		__assign_str(name, dev_name(dev));
89		__entry->ip = ip;
90		__entry->ret = ret;
91	),
92
93	TP_printk("%pS:%s ret=%d", (void *)__entry->ip, __get_str(name),
94		__entry->ret)
95);
96
97#endif /* _TRACE_RUNTIME_POWER_H */
98
99/* This part must be outside protection */
100#include <trace/define_trace.h>
101