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 
11 struct device;
12 
13 /*
14  * The rpm_internal events are used for tracing some important
15  * runtime pm internal functions.
16  */
17 DECLARE_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 );
58 DEFINE_EVENT(rpm_internal, rpm_suspend,
59 
60 	TP_PROTO(struct device *dev, int flags),
61 
62 	TP_ARGS(dev, flags)
63 );
64 DEFINE_EVENT(rpm_internal, rpm_resume,
65 
66 	TP_PROTO(struct device *dev, int flags),
67 
68 	TP_ARGS(dev, flags)
69 );
70 DEFINE_EVENT(rpm_internal, rpm_idle,
71 
72 	TP_PROTO(struct device *dev, int flags),
73 
74 	TP_ARGS(dev, flags)
75 );
76 
77 TRACE_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