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/cpufreq.h>
9#include <linux/ktime.h>
10#include <linux/pm_qos.h>
11#include <linux/tracepoint.h>
12#include <linux/trace_events.h>
13
14#define TPS(x) tracepoint_string(x)
15
16DECLARE_EVENT_CLASS(cpu,
17
18 TP_PROTO(unsigned int state, unsigned int cpu_id),
19
20 TP_ARGS(state, cpu_id),
21
22 TP_STRUCT__entry(
23 __field( u32, state )
24 __field( u32, cpu_id )
25 ),
26
27 TP_fast_assign(
28 __entry->state = state;
29 __entry->cpu_id = cpu_id;
30 ),
31
32 TP_printk("state=%lu cpu_id=%lu", (unsigned long)__entry->state,
33 (unsigned long)__entry->cpu_id)
34);
35
36DEFINE_EVENT(cpu, cpu_idle,
37
38 TP_PROTO(unsigned int state, unsigned int cpu_id),
39
40 TP_ARGS(state, cpu_id)
41);
42
43TRACE_EVENT(powernv_throttle,
44
45 TP_PROTO(int chip_id, const char *reason, int pmax),
46
47 TP_ARGS(chip_id, reason, pmax),
48
49 TP_STRUCT__entry(
50 __field(int, chip_id)
51 __string(reason, reason)
52 __field(int, pmax)
53 ),
54
55 TP_fast_assign(
56 __entry->chip_id = chip_id;
57 __assign_str(reason, reason);
58 __entry->pmax = pmax;
59 ),
60
61 TP_printk("Chip %d Pmax %d %s", __entry->chip_id,
62 __entry->pmax, __get_str(reason))
63);
64
65TRACE_EVENT(pstate_sample,
66
67 TP_PROTO(u32 core_busy,
68 u32 scaled_busy,
69 u32 from,
70 u32 to,
71 u64 mperf,
72 u64 aperf,
73 u64 tsc,
74 u32 freq,
75 u32 io_boost
76 ),
77
78 TP_ARGS(core_busy,
79 scaled_busy,
80 from,
81 to,
82 mperf,
83 aperf,
84 tsc,
85 freq,
86 io_boost
87 ),
88
89 TP_STRUCT__entry(
90 __field(u32, core_busy)
91 __field(u32, scaled_busy)
92 __field(u32, from)
93 __field(u32, to)
94 __field(u64, mperf)
95 __field(u64, aperf)
96 __field(u64, tsc)
97 __field(u32, freq)
98 __field(u32, io_boost)
99 ),
100
101 TP_fast_assign(
102 __entry->core_busy = core_busy;
103 __entry->scaled_busy = scaled_busy;
104 __entry->from = from;
105 __entry->to = to;
106 __entry->mperf = mperf;
107 __entry->aperf = aperf;
108 __entry->tsc = tsc;
109 __entry->freq = freq;
110 __entry->io_boost = io_boost;
111 ),
112
113 TP_printk("core_busy=%lu scaled=%lu from=%lu to=%lu mperf=%llu aperf=%llu tsc=%llu freq=%lu io_boost=%lu",
114 (unsigned long)__entry->core_busy,
115 (unsigned long)__entry->scaled_busy,
116 (unsigned long)__entry->from,
117 (unsigned long)__entry->to,
118 (unsigned long long)__entry->mperf,
119 (unsigned long long)__entry->aperf,
120 (unsigned long long)__entry->tsc,
121 (unsigned long)__entry->freq,
122 (unsigned long)__entry->io_boost
123 )
124
125);
126
127/* This file can get included multiple times, TRACE_HEADER_MULTI_READ at top */
128#ifndef _PWR_EVENT_AVOID_DOUBLE_DEFINING
129#define _PWR_EVENT_AVOID_DOUBLE_DEFINING
130
131#define PWR_EVENT_EXIT -1
132#endif
133
134#define pm_verb_symbolic(event) \
135 __print_symbolic(event, \
136 { PM_EVENT_SUSPEND, "suspend" }, \
137 { PM_EVENT_RESUME, "resume" }, \
138 { PM_EVENT_FREEZE, "freeze" }, \
139 { PM_EVENT_QUIESCE, "quiesce" }, \
140 { PM_EVENT_HIBERNATE, "hibernate" }, \
141 { PM_EVENT_THAW, "thaw" }, \
142 { PM_EVENT_RESTORE, "restore" }, \
143 { PM_EVENT_RECOVER, "recover" })
144
145DEFINE_EVENT(cpu, cpu_frequency,
146
147 TP_PROTO(unsigned int frequency, unsigned int cpu_id),
148
149 TP_ARGS(frequency, cpu_id)
150);
151
152TRACE_EVENT(cpu_frequency_limits,
153
154 TP_PROTO(struct cpufreq_policy *policy),
155
156 TP_ARGS(policy),
157
158 TP_STRUCT__entry(
159 __field(u32, min_freq)
160 __field(u32, max_freq)
161 __field(u32, cpu_id)
162 ),
163
164 TP_fast_assign(
165 __entry->min_freq = policy->min;
166 __entry->max_freq = policy->max;
167 __entry->cpu_id = policy->cpu;
168 ),
169
170 TP_printk("min=%lu max=%lu cpu_id=%lu",
171 (unsigned long)__entry->min_freq,
172 (unsigned long)__entry->max_freq,
173 (unsigned long)__entry->cpu_id)
174);
175
176TRACE_EVENT(device_pm_callback_start,
177
178 TP_PROTO(struct device *dev, const char *pm_ops, int event),
179
180 TP_ARGS(dev, pm_ops, event),
181
182 TP_STRUCT__entry(
183 __string(device, dev_name(dev))
184 __string(driver, dev_driver_string(dev))
185 __string(parent, dev->parent ? dev_name(dev->parent) : "none")
186 __string(pm_ops, pm_ops ? pm_ops : "none ")
187 __field(int, event)
188 ),
189
190 TP_fast_assign(
191 __assign_str(device, dev_name(dev));
192 __assign_str(driver, dev_driver_string(dev));
193 __assign_str(parent,
194 dev->parent ? dev_name(dev->parent) : "none");
195 __assign_str(pm_ops, pm_ops ? pm_ops : "none ");
196 __entry->event = event;
197 ),
198
199 TP_printk("%s %s, parent: %s, %s[%s]", __get_str(driver),
200 __get_str(device), __get_str(parent), __get_str(pm_ops),
201 pm_verb_symbolic(__entry->event))
202);
203
204TRACE_EVENT(device_pm_callback_end,
205
206 TP_PROTO(struct device *dev, int error),
207
208 TP_ARGS(dev, error),
209
210 TP_STRUCT__entry(
211 __string(device, dev_name(dev))
212 __string(driver, dev_driver_string(dev))
213 __field(int, error)
214 ),
215
216 TP_fast_assign(
217 __assign_str(device, dev_name(dev));
218 __assign_str(driver, dev_driver_string(dev));
219 __entry->error = error;
220 ),
221
222 TP_printk("%s %s, err=%d",
223 __get_str(driver), __get_str(device), __entry->error)
224);
225
226TRACE_EVENT(suspend_resume,
227
228 TP_PROTO(const char *action, int val, bool start),
229
230 TP_ARGS(action, val, start),
231
232 TP_STRUCT__entry(
233 __field(const char *, action)
234 __field(int, val)
235 __field(bool, start)
236 ),
237
238 TP_fast_assign(
239 __entry->action = action;
240 __entry->val = val;
241 __entry->start = start;
242 ),
243
244 TP_printk("%s[%u] %s", __entry->action, (unsigned int)__entry->val,
245 (__entry->start)?"begin":"end")
246);
247
248DECLARE_EVENT_CLASS(wakeup_source,
249
250 TP_PROTO(const char *name, unsigned int state),
251
252 TP_ARGS(name, state),
253
254 TP_STRUCT__entry(
255 __string( name, name )
256 __field( u64, state )
257 ),
258
259 TP_fast_assign(
260 __assign_str(name, name);
261 __entry->state = state;
262 ),
263
264 TP_printk("%s state=0x%lx", __get_str(name),
265 (unsigned long)__entry->state)
266);
267
268DEFINE_EVENT(wakeup_source, wakeup_source_activate,
269
270 TP_PROTO(const char *name, unsigned int state),
271
272 TP_ARGS(name, state)
273);
274
275DEFINE_EVENT(wakeup_source, wakeup_source_deactivate,
276
277 TP_PROTO(const char *name, unsigned int state),
278
279 TP_ARGS(name, state)
280);
281
282/*
283 * The clock events are used for clock enable/disable and for
284 * clock rate change
285 */
286DECLARE_EVENT_CLASS(clock,
287
288 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
289
290 TP_ARGS(name, state, cpu_id),
291
292 TP_STRUCT__entry(
293 __string( name, name )
294 __field( u64, state )
295 __field( u64, cpu_id )
296 ),
297
298 TP_fast_assign(
299 __assign_str(name, name);
300 __entry->state = state;
301 __entry->cpu_id = cpu_id;
302 ),
303
304 TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
305 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
306);
307
308DEFINE_EVENT(clock, clock_enable,
309
310 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
311
312 TP_ARGS(name, state, cpu_id)
313);
314
315DEFINE_EVENT(clock, clock_disable,
316
317 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
318
319 TP_ARGS(name, state, cpu_id)
320);
321
322DEFINE_EVENT(clock, clock_set_rate,
323
324 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
325
326 TP_ARGS(name, state, cpu_id)
327);
328
329/*
330 * The power domain events are used for power domains transitions
331 */
332DECLARE_EVENT_CLASS(power_domain,
333
334 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
335
336 TP_ARGS(name, state, cpu_id),
337
338 TP_STRUCT__entry(
339 __string( name, name )
340 __field( u64, state )
341 __field( u64, cpu_id )
342 ),
343
344 TP_fast_assign(
345 __assign_str(name, name);
346 __entry->state = state;
347 __entry->cpu_id = cpu_id;
348),
349
350 TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
351 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
352);
353
354DEFINE_EVENT(power_domain, power_domain_target,
355
356 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
357
358 TP_ARGS(name, state, cpu_id)
359);
360
361/*
362 * The pm qos events are used for pm qos update
363 */
364DECLARE_EVENT_CLASS(pm_qos_request,
365
366 TP_PROTO(int pm_qos_class, s32 value),
367
368 TP_ARGS(pm_qos_class, value),
369
370 TP_STRUCT__entry(
371 __field( int, pm_qos_class )
372 __field( s32, value )
373 ),
374
375 TP_fast_assign(
376 __entry->pm_qos_class = pm_qos_class;
377 __entry->value = value;
378 ),
379
380 TP_printk("pm_qos_class=%s value=%d",
381 __print_symbolic(__entry->pm_qos_class,
382 { PM_QOS_CPU_DMA_LATENCY, "CPU_DMA_LATENCY" },
383 { PM_QOS_NETWORK_LATENCY, "NETWORK_LATENCY" },
384 { PM_QOS_NETWORK_THROUGHPUT, "NETWORK_THROUGHPUT" }),
385 __entry->value)
386);
387
388DEFINE_EVENT(pm_qos_request, pm_qos_add_request,
389
390 TP_PROTO(int pm_qos_class, s32 value),
391
392 TP_ARGS(pm_qos_class, value)
393);
394
395DEFINE_EVENT(pm_qos_request, pm_qos_update_request,
396
397 TP_PROTO(int pm_qos_class, s32 value),
398
399 TP_ARGS(pm_qos_class, value)
400);
401
402DEFINE_EVENT(pm_qos_request, pm_qos_remove_request,
403
404 TP_PROTO(int pm_qos_class, s32 value),
405
406 TP_ARGS(pm_qos_class, value)
407);
408
409TRACE_EVENT(pm_qos_update_request_timeout,
410
411 TP_PROTO(int pm_qos_class, s32 value, unsigned long timeout_us),
412
413 TP_ARGS(pm_qos_class, value, timeout_us),
414
415 TP_STRUCT__entry(
416 __field( int, pm_qos_class )
417 __field( s32, value )
418 __field( unsigned long, timeout_us )
419 ),
420
421 TP_fast_assign(
422 __entry->pm_qos_class = pm_qos_class;
423 __entry->value = value;
424 __entry->timeout_us = timeout_us;
425 ),
426
427 TP_printk("pm_qos_class=%s value=%d, timeout_us=%ld",
428 __print_symbolic(__entry->pm_qos_class,
429 { PM_QOS_CPU_DMA_LATENCY, "CPU_DMA_LATENCY" },
430 { PM_QOS_NETWORK_LATENCY, "NETWORK_LATENCY" },
431 { PM_QOS_NETWORK_THROUGHPUT, "NETWORK_THROUGHPUT" }),
432 __entry->value, __entry->timeout_us)
433);
434
435DECLARE_EVENT_CLASS(pm_qos_update,
436
437 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
438
439 TP_ARGS(action, prev_value, curr_value),
440
441 TP_STRUCT__entry(
442 __field( enum pm_qos_req_action, action )
443 __field( int, prev_value )
444 __field( int, curr_value )
445 ),
446
447 TP_fast_assign(
448 __entry->action = action;
449 __entry->prev_value = prev_value;
450 __entry->curr_value = curr_value;
451 ),
452
453 TP_printk("action=%s prev_value=%d curr_value=%d",
454 __print_symbolic(__entry->action,
455 { PM_QOS_ADD_REQ, "ADD_REQ" },
456 { PM_QOS_UPDATE_REQ, "UPDATE_REQ" },
457 { PM_QOS_REMOVE_REQ, "REMOVE_REQ" }),
458 __entry->prev_value, __entry->curr_value)
459);
460
461DEFINE_EVENT(pm_qos_update, pm_qos_update_target,
462
463 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
464
465 TP_ARGS(action, prev_value, curr_value)
466);
467
468DEFINE_EVENT_PRINT(pm_qos_update, pm_qos_update_flags,
469
470 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
471
472 TP_ARGS(action, prev_value, curr_value),
473
474 TP_printk("action=%s prev_value=0x%x curr_value=0x%x",
475 __print_symbolic(__entry->action,
476 { PM_QOS_ADD_REQ, "ADD_REQ" },
477 { PM_QOS_UPDATE_REQ, "UPDATE_REQ" },
478 { PM_QOS_REMOVE_REQ, "REMOVE_REQ" }),
479 __entry->prev_value, __entry->curr_value)
480);
481
482DECLARE_EVENT_CLASS(dev_pm_qos_request,
483
484 TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
485 s32 new_value),
486
487 TP_ARGS(name, type, new_value),
488
489 TP_STRUCT__entry(
490 __string( name, name )
491 __field( enum dev_pm_qos_req_type, type )
492 __field( s32, new_value )
493 ),
494
495 TP_fast_assign(
496 __assign_str(name, name);
497 __entry->type = type;
498 __entry->new_value = new_value;
499 ),
500
501 TP_printk("device=%s type=%s new_value=%d",
502 __get_str(name),
503 __print_symbolic(__entry->type,
504 { DEV_PM_QOS_RESUME_LATENCY, "DEV_PM_QOS_RESUME_LATENCY" },
505 { DEV_PM_QOS_FLAGS, "DEV_PM_QOS_FLAGS" }),
506 __entry->new_value)
507);
508
509DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_add_request,
510
511 TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
512 s32 new_value),
513
514 TP_ARGS(name, type, new_value)
515);
516
517DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_update_request,
518
519 TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
520 s32 new_value),
521
522 TP_ARGS(name, type, new_value)
523);
524
525DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_remove_request,
526
527 TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
528 s32 new_value),
529
530 TP_ARGS(name, type, new_value)
531);
532#endif /* _TRACE_POWER_H */
533
534/* This part must be outside protection */
535#include <trace/define_trace.h>
536