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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
10DECLARE_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
30DEFINE_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
44DEFINE_EVENT(cpu, cpu_frequency,
45
46 TP_PROTO(unsigned int frequency, unsigned int cpu_id),
47
48 TP_ARGS(frequency, cpu_id)
49);
50
51TRACE_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/* This code will be removed after deprecation time exceeded (2.6.41) */
69#ifdef CONFIG_EVENT_POWER_TRACING_DEPRECATED
70
71/*
72 * The power events are used for cpuidle & suspend (power_start, power_end)
73 * and for cpufreq (power_frequency)
74 */
75DECLARE_EVENT_CLASS(power,
76
77 TP_PROTO(unsigned int type, unsigned int state, unsigned int cpu_id),
78
79 TP_ARGS(type, state, cpu_id),
80
81 TP_STRUCT__entry(
82 __field( u64, type )
83 __field( u64, state )
84 __field( u64, cpu_id )
85 ),
86
87 TP_fast_assign(
88 __entry->type = type;
89 __entry->state = state;
90 __entry->cpu_id = cpu_id;
91 ),
92
93 TP_printk("type=%lu state=%lu cpu_id=%lu", (unsigned long)__entry->type,
94 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
95);
96
97DEFINE_EVENT(power, power_start,
98
99 TP_PROTO(unsigned int type, unsigned int state, unsigned int cpu_id),
100
101 TP_ARGS(type, state, cpu_id)
102);
103
104DEFINE_EVENT(power, power_frequency,
105
106 TP_PROTO(unsigned int type, unsigned int state, unsigned int cpu_id),
107
108 TP_ARGS(type, state, cpu_id)
109);
110
111TRACE_EVENT(power_end,
112
113 TP_PROTO(unsigned int cpu_id),
114
115 TP_ARGS(cpu_id),
116
117 TP_STRUCT__entry(
118 __field( u64, cpu_id )
119 ),
120
121 TP_fast_assign(
122 __entry->cpu_id = cpu_id;
123 ),
124
125 TP_printk("cpu_id=%lu", (unsigned long)__entry->cpu_id)
126
127);
128
129/* Deprecated dummy functions must be protected against multi-declartion */
130#ifndef _PWR_EVENT_AVOID_DOUBLE_DEFINING_DEPRECATED
131#define _PWR_EVENT_AVOID_DOUBLE_DEFINING_DEPRECATED
132
133enum {
134 POWER_NONE = 0,
135 POWER_CSTATE = 1,
136 POWER_PSTATE = 2,
137};
138#endif /* _PWR_EVENT_AVOID_DOUBLE_DEFINING_DEPRECATED */
139
140#else /* CONFIG_EVENT_POWER_TRACING_DEPRECATED */
141
142#ifndef _PWR_EVENT_AVOID_DOUBLE_DEFINING_DEPRECATED
143#define _PWR_EVENT_AVOID_DOUBLE_DEFINING_DEPRECATED
144enum {
145 POWER_NONE = 0,
146 POWER_CSTATE = 1,
147 POWER_PSTATE = 2,
148};
149
150/* These dummy declaration have to be ripped out when the deprecated
151 events get removed */
152static inline void trace_power_start(u64 type, u64 state, u64 cpuid) {};
153static inline void trace_power_end(u64 cpuid) {};
154static inline void trace_power_frequency(u64 type, u64 state, u64 cpuid) {};
155#endif /* _PWR_EVENT_AVOID_DOUBLE_DEFINING_DEPRECATED */
156
157#endif /* CONFIG_EVENT_POWER_TRACING_DEPRECATED */
158
159/*
160 * The clock events are used for clock enable/disable and for
161 * clock rate change
162 */
163DECLARE_EVENT_CLASS(clock,
164
165 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
166
167 TP_ARGS(name, state, cpu_id),
168
169 TP_STRUCT__entry(
170 __string( name, name )
171 __field( u64, state )
172 __field( u64, cpu_id )
173 ),
174
175 TP_fast_assign(
176 __assign_str(name, name);
177 __entry->state = state;
178 __entry->cpu_id = cpu_id;
179 ),
180
181 TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
182 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
183);
184
185DEFINE_EVENT(clock, clock_enable,
186
187 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
188
189 TP_ARGS(name, state, cpu_id)
190);
191
192DEFINE_EVENT(clock, clock_disable,
193
194 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
195
196 TP_ARGS(name, state, cpu_id)
197);
198
199DEFINE_EVENT(clock, clock_set_rate,
200
201 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
202
203 TP_ARGS(name, state, cpu_id)
204);
205
206/*
207 * The power domain events are used for power domains transitions
208 */
209DECLARE_EVENT_CLASS(power_domain,
210
211 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
212
213 TP_ARGS(name, state, cpu_id),
214
215 TP_STRUCT__entry(
216 __string( name, name )
217 __field( u64, state )
218 __field( u64, cpu_id )
219 ),
220
221 TP_fast_assign(
222 __assign_str(name, name);
223 __entry->state = state;
224 __entry->cpu_id = cpu_id;
225),
226
227 TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
228 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
229);
230
231DEFINE_EVENT(power_domain, power_domain_target,
232
233 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
234
235 TP_ARGS(name, state, cpu_id)
236);
237#endif /* _TRACE_POWER_H */
238
239/* This part must be outside protection */
240#include <trace/define_trace.h>
1/* SPDX-License-Identifier: GPL-2.0 */
2#undef TRACE_SYSTEM
3#define TRACE_SYSTEM power
4
5#if !defined(_TRACE_POWER_H) || defined(TRACE_HEADER_MULTI_READ)
6#define _TRACE_POWER_H
7
8#include <linux/ktime.h>
9#include <linux/pm_qos.h>
10#include <linux/tracepoint.h>
11#include <linux/trace_events.h>
12
13#define TPS(x) tracepoint_string(x)
14
15DECLARE_EVENT_CLASS(cpu,
16
17 TP_PROTO(unsigned int state, unsigned int cpu_id),
18
19 TP_ARGS(state, cpu_id),
20
21 TP_STRUCT__entry(
22 __field( u32, state )
23 __field( u32, cpu_id )
24 ),
25
26 TP_fast_assign(
27 __entry->state = state;
28 __entry->cpu_id = cpu_id;
29 ),
30
31 TP_printk("state=%lu cpu_id=%lu", (unsigned long)__entry->state,
32 (unsigned long)__entry->cpu_id)
33);
34
35DEFINE_EVENT(cpu, cpu_idle,
36
37 TP_PROTO(unsigned int state, unsigned int cpu_id),
38
39 TP_ARGS(state, cpu_id)
40);
41
42TRACE_EVENT(powernv_throttle,
43
44 TP_PROTO(int chip_id, const char *reason, int pmax),
45
46 TP_ARGS(chip_id, reason, pmax),
47
48 TP_STRUCT__entry(
49 __field(int, chip_id)
50 __string(reason, reason)
51 __field(int, pmax)
52 ),
53
54 TP_fast_assign(
55 __entry->chip_id = chip_id;
56 __assign_str(reason, reason);
57 __entry->pmax = pmax;
58 ),
59
60 TP_printk("Chip %d Pmax %d %s", __entry->chip_id,
61 __entry->pmax, __get_str(reason))
62);
63
64TRACE_EVENT(pstate_sample,
65
66 TP_PROTO(u32 core_busy,
67 u32 scaled_busy,
68 u32 from,
69 u32 to,
70 u64 mperf,
71 u64 aperf,
72 u64 tsc,
73 u32 freq,
74 u32 io_boost
75 ),
76
77 TP_ARGS(core_busy,
78 scaled_busy,
79 from,
80 to,
81 mperf,
82 aperf,
83 tsc,
84 freq,
85 io_boost
86 ),
87
88 TP_STRUCT__entry(
89 __field(u32, core_busy)
90 __field(u32, scaled_busy)
91 __field(u32, from)
92 __field(u32, to)
93 __field(u64, mperf)
94 __field(u64, aperf)
95 __field(u64, tsc)
96 __field(u32, freq)
97 __field(u32, io_boost)
98 ),
99
100 TP_fast_assign(
101 __entry->core_busy = core_busy;
102 __entry->scaled_busy = scaled_busy;
103 __entry->from = from;
104 __entry->to = to;
105 __entry->mperf = mperf;
106 __entry->aperf = aperf;
107 __entry->tsc = tsc;
108 __entry->freq = freq;
109 __entry->io_boost = io_boost;
110 ),
111
112 TP_printk("core_busy=%lu scaled=%lu from=%lu to=%lu mperf=%llu aperf=%llu tsc=%llu freq=%lu io_boost=%lu",
113 (unsigned long)__entry->core_busy,
114 (unsigned long)__entry->scaled_busy,
115 (unsigned long)__entry->from,
116 (unsigned long)__entry->to,
117 (unsigned long long)__entry->mperf,
118 (unsigned long long)__entry->aperf,
119 (unsigned long long)__entry->tsc,
120 (unsigned long)__entry->freq,
121 (unsigned long)__entry->io_boost
122 )
123
124);
125
126/* This file can get included multiple times, TRACE_HEADER_MULTI_READ at top */
127#ifndef _PWR_EVENT_AVOID_DOUBLE_DEFINING
128#define _PWR_EVENT_AVOID_DOUBLE_DEFINING
129
130#define PWR_EVENT_EXIT -1
131#endif
132
133#define pm_verb_symbolic(event) \
134 __print_symbolic(event, \
135 { PM_EVENT_SUSPEND, "suspend" }, \
136 { PM_EVENT_RESUME, "resume" }, \
137 { PM_EVENT_FREEZE, "freeze" }, \
138 { PM_EVENT_QUIESCE, "quiesce" }, \
139 { PM_EVENT_HIBERNATE, "hibernate" }, \
140 { PM_EVENT_THAW, "thaw" }, \
141 { PM_EVENT_RESTORE, "restore" }, \
142 { PM_EVENT_RECOVER, "recover" })
143
144DEFINE_EVENT(cpu, cpu_frequency,
145
146 TP_PROTO(unsigned int frequency, unsigned int cpu_id),
147
148 TP_ARGS(frequency, cpu_id)
149);
150
151TRACE_EVENT(device_pm_callback_start,
152
153 TP_PROTO(struct device *dev, const char *pm_ops, int event),
154
155 TP_ARGS(dev, pm_ops, event),
156
157 TP_STRUCT__entry(
158 __string(device, dev_name(dev))
159 __string(driver, dev_driver_string(dev))
160 __string(parent, dev->parent ? dev_name(dev->parent) : "none")
161 __string(pm_ops, pm_ops ? pm_ops : "none ")
162 __field(int, event)
163 ),
164
165 TP_fast_assign(
166 __assign_str(device, dev_name(dev));
167 __assign_str(driver, dev_driver_string(dev));
168 __assign_str(parent,
169 dev->parent ? dev_name(dev->parent) : "none");
170 __assign_str(pm_ops, pm_ops ? pm_ops : "none ");
171 __entry->event = event;
172 ),
173
174 TP_printk("%s %s, parent: %s, %s[%s]", __get_str(driver),
175 __get_str(device), __get_str(parent), __get_str(pm_ops),
176 pm_verb_symbolic(__entry->event))
177);
178
179TRACE_EVENT(device_pm_callback_end,
180
181 TP_PROTO(struct device *dev, int error),
182
183 TP_ARGS(dev, error),
184
185 TP_STRUCT__entry(
186 __string(device, dev_name(dev))
187 __string(driver, dev_driver_string(dev))
188 __field(int, error)
189 ),
190
191 TP_fast_assign(
192 __assign_str(device, dev_name(dev));
193 __assign_str(driver, dev_driver_string(dev));
194 __entry->error = error;
195 ),
196
197 TP_printk("%s %s, err=%d",
198 __get_str(driver), __get_str(device), __entry->error)
199);
200
201TRACE_EVENT(suspend_resume,
202
203 TP_PROTO(const char *action, int val, bool start),
204
205 TP_ARGS(action, val, start),
206
207 TP_STRUCT__entry(
208 __field(const char *, action)
209 __field(int, val)
210 __field(bool, start)
211 ),
212
213 TP_fast_assign(
214 __entry->action = action;
215 __entry->val = val;
216 __entry->start = start;
217 ),
218
219 TP_printk("%s[%u] %s", __entry->action, (unsigned int)__entry->val,
220 (__entry->start)?"begin":"end")
221);
222
223DECLARE_EVENT_CLASS(wakeup_source,
224
225 TP_PROTO(const char *name, unsigned int state),
226
227 TP_ARGS(name, state),
228
229 TP_STRUCT__entry(
230 __string( name, name )
231 __field( u64, state )
232 ),
233
234 TP_fast_assign(
235 __assign_str(name, name);
236 __entry->state = state;
237 ),
238
239 TP_printk("%s state=0x%lx", __get_str(name),
240 (unsigned long)__entry->state)
241);
242
243DEFINE_EVENT(wakeup_source, wakeup_source_activate,
244
245 TP_PROTO(const char *name, unsigned int state),
246
247 TP_ARGS(name, state)
248);
249
250DEFINE_EVENT(wakeup_source, wakeup_source_deactivate,
251
252 TP_PROTO(const char *name, unsigned int state),
253
254 TP_ARGS(name, state)
255);
256
257/*
258 * The clock events are used for clock enable/disable and for
259 * clock rate change
260 */
261DECLARE_EVENT_CLASS(clock,
262
263 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
264
265 TP_ARGS(name, state, cpu_id),
266
267 TP_STRUCT__entry(
268 __string( name, name )
269 __field( u64, state )
270 __field( u64, cpu_id )
271 ),
272
273 TP_fast_assign(
274 __assign_str(name, name);
275 __entry->state = state;
276 __entry->cpu_id = cpu_id;
277 ),
278
279 TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
280 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
281);
282
283DEFINE_EVENT(clock, clock_enable,
284
285 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
286
287 TP_ARGS(name, state, cpu_id)
288);
289
290DEFINE_EVENT(clock, clock_disable,
291
292 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
293
294 TP_ARGS(name, state, cpu_id)
295);
296
297DEFINE_EVENT(clock, clock_set_rate,
298
299 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
300
301 TP_ARGS(name, state, cpu_id)
302);
303
304/*
305 * The power domain events are used for power domains transitions
306 */
307DECLARE_EVENT_CLASS(power_domain,
308
309 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
310
311 TP_ARGS(name, state, cpu_id),
312
313 TP_STRUCT__entry(
314 __string( name, name )
315 __field( u64, state )
316 __field( u64, cpu_id )
317 ),
318
319 TP_fast_assign(
320 __assign_str(name, name);
321 __entry->state = state;
322 __entry->cpu_id = cpu_id;
323),
324
325 TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
326 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
327);
328
329DEFINE_EVENT(power_domain, power_domain_target,
330
331 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
332
333 TP_ARGS(name, state, cpu_id)
334);
335
336/*
337 * The pm qos events are used for pm qos update
338 */
339DECLARE_EVENT_CLASS(pm_qos_request,
340
341 TP_PROTO(int pm_qos_class, s32 value),
342
343 TP_ARGS(pm_qos_class, value),
344
345 TP_STRUCT__entry(
346 __field( int, pm_qos_class )
347 __field( s32, value )
348 ),
349
350 TP_fast_assign(
351 __entry->pm_qos_class = pm_qos_class;
352 __entry->value = value;
353 ),
354
355 TP_printk("pm_qos_class=%s value=%d",
356 __print_symbolic(__entry->pm_qos_class,
357 { PM_QOS_CPU_DMA_LATENCY, "CPU_DMA_LATENCY" },
358 { PM_QOS_NETWORK_LATENCY, "NETWORK_LATENCY" },
359 { PM_QOS_NETWORK_THROUGHPUT, "NETWORK_THROUGHPUT" }),
360 __entry->value)
361);
362
363DEFINE_EVENT(pm_qos_request, pm_qos_add_request,
364
365 TP_PROTO(int pm_qos_class, s32 value),
366
367 TP_ARGS(pm_qos_class, value)
368);
369
370DEFINE_EVENT(pm_qos_request, pm_qos_update_request,
371
372 TP_PROTO(int pm_qos_class, s32 value),
373
374 TP_ARGS(pm_qos_class, value)
375);
376
377DEFINE_EVENT(pm_qos_request, pm_qos_remove_request,
378
379 TP_PROTO(int pm_qos_class, s32 value),
380
381 TP_ARGS(pm_qos_class, value)
382);
383
384TRACE_EVENT(pm_qos_update_request_timeout,
385
386 TP_PROTO(int pm_qos_class, s32 value, unsigned long timeout_us),
387
388 TP_ARGS(pm_qos_class, value, timeout_us),
389
390 TP_STRUCT__entry(
391 __field( int, pm_qos_class )
392 __field( s32, value )
393 __field( unsigned long, timeout_us )
394 ),
395
396 TP_fast_assign(
397 __entry->pm_qos_class = pm_qos_class;
398 __entry->value = value;
399 __entry->timeout_us = timeout_us;
400 ),
401
402 TP_printk("pm_qos_class=%s value=%d, timeout_us=%ld",
403 __print_symbolic(__entry->pm_qos_class,
404 { PM_QOS_CPU_DMA_LATENCY, "CPU_DMA_LATENCY" },
405 { PM_QOS_NETWORK_LATENCY, "NETWORK_LATENCY" },
406 { PM_QOS_NETWORK_THROUGHPUT, "NETWORK_THROUGHPUT" }),
407 __entry->value, __entry->timeout_us)
408);
409
410DECLARE_EVENT_CLASS(pm_qos_update,
411
412 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
413
414 TP_ARGS(action, prev_value, curr_value),
415
416 TP_STRUCT__entry(
417 __field( enum pm_qos_req_action, action )
418 __field( int, prev_value )
419 __field( int, curr_value )
420 ),
421
422 TP_fast_assign(
423 __entry->action = action;
424 __entry->prev_value = prev_value;
425 __entry->curr_value = curr_value;
426 ),
427
428 TP_printk("action=%s prev_value=%d curr_value=%d",
429 __print_symbolic(__entry->action,
430 { PM_QOS_ADD_REQ, "ADD_REQ" },
431 { PM_QOS_UPDATE_REQ, "UPDATE_REQ" },
432 { PM_QOS_REMOVE_REQ, "REMOVE_REQ" }),
433 __entry->prev_value, __entry->curr_value)
434);
435
436DEFINE_EVENT(pm_qos_update, pm_qos_update_target,
437
438 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
439
440 TP_ARGS(action, prev_value, curr_value)
441);
442
443DEFINE_EVENT_PRINT(pm_qos_update, pm_qos_update_flags,
444
445 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
446
447 TP_ARGS(action, prev_value, curr_value),
448
449 TP_printk("action=%s prev_value=0x%x curr_value=0x%x",
450 __print_symbolic(__entry->action,
451 { PM_QOS_ADD_REQ, "ADD_REQ" },
452 { PM_QOS_UPDATE_REQ, "UPDATE_REQ" },
453 { PM_QOS_REMOVE_REQ, "REMOVE_REQ" }),
454 __entry->prev_value, __entry->curr_value)
455);
456
457DECLARE_EVENT_CLASS(dev_pm_qos_request,
458
459 TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
460 s32 new_value),
461
462 TP_ARGS(name, type, new_value),
463
464 TP_STRUCT__entry(
465 __string( name, name )
466 __field( enum dev_pm_qos_req_type, type )
467 __field( s32, new_value )
468 ),
469
470 TP_fast_assign(
471 __assign_str(name, name);
472 __entry->type = type;
473 __entry->new_value = new_value;
474 ),
475
476 TP_printk("device=%s type=%s new_value=%d",
477 __get_str(name),
478 __print_symbolic(__entry->type,
479 { DEV_PM_QOS_RESUME_LATENCY, "DEV_PM_QOS_RESUME_LATENCY" },
480 { DEV_PM_QOS_FLAGS, "DEV_PM_QOS_FLAGS" }),
481 __entry->new_value)
482);
483
484DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_add_request,
485
486 TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
487 s32 new_value),
488
489 TP_ARGS(name, type, new_value)
490);
491
492DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_update_request,
493
494 TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
495 s32 new_value),
496
497 TP_ARGS(name, type, new_value)
498);
499
500DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_remove_request,
501
502 TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
503 s32 new_value),
504
505 TP_ARGS(name, type, new_value)
506);
507#endif /* _TRACE_POWER_H */
508
509/* This part must be outside protection */
510#include <trace/define_trace.h>