d62c558bf64be73a957cfafa171cd53b9530b5a8
[linux-2.6.git] / include / trace / events / rpm.h
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 #include <linux/device.h>
11
12 /*
13  * The rpm_internal events are used for tracing some important
14  * runtime pm internal functions.
15  */
16 DECLARE_EVENT_CLASS(rpm_internal,
17
18         TP_PROTO(struct device *dev, int flags),
19
20         TP_ARGS(dev, flags),
21
22         TP_STRUCT__entry(
23                 __string(       name,           dev_name(dev)   )
24                 __field(        int,            flags           )
25                 __field(        int ,           usage_count     )
26                 __field(        int ,           disable_depth   )
27                 __field(        int ,           runtime_auto    )
28                 __field(        int ,           request_pending )
29                 __field(        int ,           irq_safe        )
30                 __field(        int ,           child_count     )
31         ),
32
33         TP_fast_assign(
34                 __assign_str(name, dev_name(dev));
35                 __entry->flags = flags;
36                 __entry->usage_count = atomic_read(
37                         &dev->power.usage_count);
38                 __entry->disable_depth = dev->power.disable_depth;
39                 __entry->runtime_auto = dev->power.runtime_auto;
40                 __entry->request_pending = dev->power.request_pending;
41                 __entry->irq_safe = dev->power.irq_safe;
42                 __entry->child_count = atomic_read(
43                         &dev->power.child_count);
44         ),
45
46         TP_printk("%s flags-%x cnt-%-2d dep-%-2d auto-%-1d p-%-1d"
47                         " irq-%-1d child-%d",
48                         __get_str(name), __entry->flags,
49                         __entry->usage_count,
50                         __entry->disable_depth,
51                         __entry->runtime_auto,
52                         __entry->request_pending,
53                         __entry->irq_safe,
54                         __entry->child_count
55                  )
56 );
57 DEFINE_EVENT(rpm_internal, rpm_suspend,
58
59         TP_PROTO(struct device *dev, int flags),
60
61         TP_ARGS(dev, flags)
62 );
63 DEFINE_EVENT(rpm_internal, rpm_resume,
64
65         TP_PROTO(struct device *dev, int flags),
66
67         TP_ARGS(dev, flags)
68 );
69 DEFINE_EVENT(rpm_internal, rpm_idle,
70
71         TP_PROTO(struct device *dev, int flags),
72
73         TP_ARGS(dev, flags)
74 );
75
76 TRACE_EVENT(rpm_return_int,
77         TP_PROTO(struct device *dev, unsigned long ip, int ret),
78         TP_ARGS(dev, ip, ret),
79
80         TP_STRUCT__entry(
81                 __string(       name,           dev_name(dev))
82                 __field(        unsigned long,          ip      )
83                 __field(        int,                    ret     )
84         ),
85
86         TP_fast_assign(
87                 __assign_str(name, dev_name(dev));
88                 __entry->ip = ip;
89                 __entry->ret = ret;
90         ),
91
92         TP_printk("%pS:%s ret=%d", (void *)__entry->ip, __get_str(name),
93                 __entry->ret)
94 );
95
96 #endif /* _TRACE_RUNTIME_POWER_H */
97
98 /* This part must be outside protection */
99 #include <trace/define_trace.h>