1 #undef TRACE_SYSTEM
2 #define TRACE_SYSTEM power
3
4 #if !defined(_TRACE_POWER_H) || defined(TRACE_HEADER_MULTI_READ)
5 #define _TRACE_POWER_H
6
7 #include <linux/ktime.h>
8 #include <linux/tracepoint.h>
9
10 DECLARE_EVENT_CLASS(cpu,
11
12 TP_PROTO(unsigned int state, unsigned int cpu_id),
13
14 TP_ARGS(state, cpu_id),
15
16 TP_STRUCT__entry(
17 __field( u32, state )
18 __field( u32, cpu_id )
19 ),
20
21 TP_fast_assign(
22 __entry->state = state;
23 __entry->cpu_id = cpu_id;
24 ),
25
26 TP_printk("state=%lu cpu_id=%lu", (unsigned long)__entry->state,
27 (unsigned long)__entry->cpu_id)
28 );
29
30 DEFINE_EVENT(cpu, cpu_idle,
31
32 TP_PROTO(unsigned int state, unsigned int cpu_id),
33
34 TP_ARGS(state, cpu_id)
35 );
36
37 /* This file can get included multiple times, TRACE_HEADER_MULTI_READ at top */
38 #ifndef _PWR_EVENT_AVOID_DOUBLE_DEFINING
39 #define _PWR_EVENT_AVOID_DOUBLE_DEFINING
40
41 #define PWR_EVENT_EXIT -1
42 #endif
43
44 DEFINE_EVENT(cpu, cpu_frequency,
45
46 TP_PROTO(unsigned int frequency, unsigned int cpu_id),
47
48 TP_ARGS(frequency, cpu_id)
49 );
50
51 TRACE_EVENT(machine_suspend,
52
53 TP_PROTO(unsigned int state),
54
55 TP_ARGS(state),
56
57 TP_STRUCT__entry(
58 __field( u32, state )
59 ),
60
61 TP_fast_assign(
62 __entry->state = state;
63 ),
64
65 TP_printk("state=%lu", (unsigned long)__entry->state)
66 );
67
68 #ifdef CONFIG_EVENT_POWER_TRACING_DEPRECATED
69
70 /*
71 * The power events are used for cpuidle & suspend (power_start, power_end)
72 * and for cpufreq (power_frequency)
73 */
74 DECLARE_EVENT_CLASS(power,
75
76 TP_PROTO(unsigned int type, unsigned int state, unsigned int cpu_id),
77
78 TP_ARGS(type, state, cpu_id),
79
80 TP_STRUCT__entry(
81 __field( u64, type )
82 __field( u64, state )
83 __field( u64, cpu_id )
84 ),
85
86 TP_fast_assign(
87 __entry->type = type;
88 __entry->state = state;
89 __entry->cpu_id = cpu_id;
90 ),
91
92 TP_printk("type=%lu state=%lu cpu_id=%lu", (unsigned long)__entry->type,
93 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
94 );
95
96 DEFINE_EVENT(power, power_start,
97
98 TP_PROTO(unsigned int type, unsigned int state, unsigned int cpu_id),
99
100 TP_ARGS(type, state, cpu_id)
101 );
102
103 DEFINE_EVENT(power, power_frequency,
104
105 TP_PROTO(unsigned int type, unsigned int state, unsigned int cpu_id),
106
107 TP_ARGS(type, state, cpu_id)
108 );
109
110 TRACE_EVENT(power_end,
111
112 TP_PROTO(unsigned int cpu_id),
113
114 TP_ARGS(cpu_id),
115
116 TP_STRUCT__entry(
117 __field( u64, cpu_id )
118 ),
119
120 TP_fast_assign(
121 __entry->cpu_id = cpu_id;
122 ),
123
124 TP_printk("cpu_id=%lu", (unsigned long)__entry->cpu_id)
125
126 );
127
128 /* Deprecated dummy functions must be protected against multi-declartion */
129 #ifndef _PWR_EVENT_AVOID_DOUBLE_DEFINING_DEPRECATED
130 #define _PWR_EVENT_AVOID_DOUBLE_DEFINING_DEPRECATED
131
132 enum {
133 POWER_NONE = 0,
134 POWER_CSTATE = 1,
135 POWER_PSTATE = 2,
136 };
137 #endif /* _PWR_EVENT_AVOID_DOUBLE_DEFINING_DEPRECATED */
138
139 #else /* CONFIG_EVENT_POWER_TRACING_DEPRECATED */
140
141 #ifndef _PWR_EVENT_AVOID_DOUBLE_DEFINING_DEPRECATED
142 #define _PWR_EVENT_AVOID_DOUBLE_DEFINING_DEPRECATED
143 enum {
144 POWER_NONE = 0,
145 POWER_CSTATE = 1,
146 POWER_PSTATE = 2,
147 };
148
149 /* These dummy declaration have to be ripped out when the deprecated
150 events get removed */
trace_power_start(u64 type,u64 state,u64 cpuid)151 static inline void trace_power_start(u64 type, u64 state, u64 cpuid) {};
trace_power_end(u64 cpuid)152 static inline void trace_power_end(u64 cpuid) {};
trace_power_start_rcuidle(u64 type,u64 state,u64 cpuid)153 static inline void trace_power_start_rcuidle(u64 type, u64 state, u64 cpuid) {};
trace_power_end_rcuidle(u64 cpuid)154 static inline void trace_power_end_rcuidle(u64 cpuid) {};
trace_power_frequency(u64 type,u64 state,u64 cpuid)155 static inline void trace_power_frequency(u64 type, u64 state, u64 cpuid) {};
156 #endif /* _PWR_EVENT_AVOID_DOUBLE_DEFINING_DEPRECATED */
157
158 #endif /* CONFIG_EVENT_POWER_TRACING_DEPRECATED */
159
160 /*
161 * The clock events are used for clock enable/disable and for
162 * clock rate change
163 */
164 DECLARE_EVENT_CLASS(clock,
165
166 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
167
168 TP_ARGS(name, state, cpu_id),
169
170 TP_STRUCT__entry(
171 __string( name, name )
172 __field( u64, state )
173 __field( u64, cpu_id )
174 ),
175
176 TP_fast_assign(
177 __assign_str(name, name);
178 __entry->state = state;
179 __entry->cpu_id = cpu_id;
180 ),
181
182 TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
183 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
184 );
185
186 DEFINE_EVENT(clock, clock_enable,
187
188 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
189
190 TP_ARGS(name, state, cpu_id)
191 );
192
193 DEFINE_EVENT(clock, clock_disable,
194
195 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
196
197 TP_ARGS(name, state, cpu_id)
198 );
199
200 DEFINE_EVENT(clock, clock_set_rate,
201
202 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
203
204 TP_ARGS(name, state, cpu_id)
205 );
206
207 /*
208 * The power domain events are used for power domains transitions
209 */
210 DECLARE_EVENT_CLASS(power_domain,
211
212 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
213
214 TP_ARGS(name, state, cpu_id),
215
216 TP_STRUCT__entry(
217 __string( name, name )
218 __field( u64, state )
219 __field( u64, cpu_id )
220 ),
221
222 TP_fast_assign(
223 __assign_str(name, name);
224 __entry->state = state;
225 __entry->cpu_id = cpu_id;
226 ),
227
228 TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
229 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
230 );
231
232 DEFINE_EVENT(power_domain, power_domain_target,
233
234 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
235
236 TP_ARGS(name, state, cpu_id)
237 );
238 #endif /* _TRACE_POWER_H */
239
240 /* This part must be outside protection */
241 #include <trace/define_trace.h>
242