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1 /*
2  * Copyright (c) 2005-2011 Atheros Communications Inc.
3  * Copyright (c) 2011-2013 Qualcomm Atheros, Inc.
4  *
5  * Permission to use, copy, modify, and/or distribute this software for any
6  * purpose with or without fee is hereby granted, provided that the above
7  * copyright notice and this permission notice appear in all copies.
8  *
9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16  */
17 
18 #if !defined(_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
19 
20 #include <linux/tracepoint.h>
21 #include "core.h"
22 
23 #if !defined(_TRACE_H_)
ath10k_frm_hdr_len(const void * buf,size_t len)24 static inline u32 ath10k_frm_hdr_len(const void *buf, size_t len)
25 {
26 	const struct ieee80211_hdr *hdr = buf;
27 
28 	/* In some rare cases (e.g. fcs error) device reports frame buffer
29 	 * shorter than what frame header implies (e.g. len = 0). The buffer
30 	 * can still be accessed so do a simple min() to guarantee caller
31 	 * doesn't get value greater than len.
32 	 */
33 	return min_t(u32, len, ieee80211_hdrlen(hdr->frame_control));
34 }
35 #endif
36 
37 #define _TRACE_H_
38 
39 /* create empty functions when tracing is disabled */
40 #if !defined(CONFIG_ATH10K_TRACING)
41 #undef TRACE_EVENT
42 #define TRACE_EVENT(name, proto, ...) \
43 static inline void trace_ ## name(proto) {}
44 #undef DECLARE_EVENT_CLASS
45 #define DECLARE_EVENT_CLASS(...)
46 #undef DEFINE_EVENT
47 #define DEFINE_EVENT(evt_class, name, proto, ...) \
48 static inline void trace_ ## name(proto) {}
49 #endif /* !CONFIG_ATH10K_TRACING || __CHECKER__ */
50 
51 #undef TRACE_SYSTEM
52 #define TRACE_SYSTEM ath10k
53 
54 #define ATH10K_MSG_MAX 400
55 
56 DECLARE_EVENT_CLASS(ath10k_log_event,
57 	TP_PROTO(struct ath10k *ar, struct va_format *vaf),
58 	TP_ARGS(ar, vaf),
59 	TP_STRUCT__entry(
60 		__string(device, dev_name(ar->dev))
61 		__string(driver, dev_driver_string(ar->dev))
62 		__dynamic_array(char, msg, ATH10K_MSG_MAX)
63 	),
64 	TP_fast_assign(
65 		__assign_str(device, dev_name(ar->dev));
66 		__assign_str(driver, dev_driver_string(ar->dev));
67 		WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
68 				       ATH10K_MSG_MAX,
69 				       vaf->fmt,
70 				       *vaf->va) >= ATH10K_MSG_MAX);
71 	),
72 	TP_printk(
73 		"%s %s %s",
74 		__get_str(driver),
75 		__get_str(device),
76 		__get_str(msg)
77 	)
78 );
79 
80 DEFINE_EVENT(ath10k_log_event, ath10k_log_err,
81 	     TP_PROTO(struct ath10k *ar, struct va_format *vaf),
82 	     TP_ARGS(ar, vaf)
83 );
84 
85 DEFINE_EVENT(ath10k_log_event, ath10k_log_warn,
86 	     TP_PROTO(struct ath10k *ar, struct va_format *vaf),
87 	     TP_ARGS(ar, vaf)
88 );
89 
90 DEFINE_EVENT(ath10k_log_event, ath10k_log_info,
91 	     TP_PROTO(struct ath10k *ar, struct va_format *vaf),
92 	     TP_ARGS(ar, vaf)
93 );
94 
95 TRACE_EVENT(ath10k_log_dbg,
96 	TP_PROTO(struct ath10k *ar, unsigned int level, struct va_format *vaf),
97 	TP_ARGS(ar, level, vaf),
98 	TP_STRUCT__entry(
99 		__string(device, dev_name(ar->dev))
100 		__string(driver, dev_driver_string(ar->dev))
101 		__field(unsigned int, level)
102 		__dynamic_array(char, msg, ATH10K_MSG_MAX)
103 	),
104 	TP_fast_assign(
105 		__assign_str(device, dev_name(ar->dev));
106 		__assign_str(driver, dev_driver_string(ar->dev));
107 		__entry->level = level;
108 		WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg),
109 				       ATH10K_MSG_MAX,
110 				       vaf->fmt,
111 				       *vaf->va) >= ATH10K_MSG_MAX);
112 	),
113 	TP_printk(
114 		"%s %s %s",
115 		__get_str(driver),
116 		__get_str(device),
117 		__get_str(msg)
118 	)
119 );
120 
121 TRACE_EVENT(ath10k_log_dbg_dump,
122 	TP_PROTO(struct ath10k *ar, const char *msg, const char *prefix,
123 		 const void *buf, size_t buf_len),
124 
125 	TP_ARGS(ar, msg, prefix, buf, buf_len),
126 
127 	TP_STRUCT__entry(
128 		__string(device, dev_name(ar->dev))
129 		__string(driver, dev_driver_string(ar->dev))
130 		__string(msg, msg)
131 		__string(prefix, prefix)
132 		__field(size_t, buf_len)
133 		__dynamic_array(u8, buf, buf_len)
134 	),
135 
136 	TP_fast_assign(
137 		__assign_str(device, dev_name(ar->dev));
138 		__assign_str(driver, dev_driver_string(ar->dev));
139 		__assign_str(msg, msg);
140 		__assign_str(prefix, prefix);
141 		__entry->buf_len = buf_len;
142 		memcpy(__get_dynamic_array(buf), buf, buf_len);
143 	),
144 
145 	TP_printk(
146 		"%s %s %s/%s\n",
147 		__get_str(driver),
148 		__get_str(device),
149 		__get_str(prefix),
150 		__get_str(msg)
151 	)
152 );
153 
154 TRACE_EVENT(ath10k_wmi_cmd,
155 	TP_PROTO(struct ath10k *ar, int id, const void *buf, size_t buf_len),
156 
157 	TP_ARGS(ar, id, buf, buf_len),
158 
159 	TP_STRUCT__entry(
160 		__string(device, dev_name(ar->dev))
161 		__string(driver, dev_driver_string(ar->dev))
162 		__field(unsigned int, id)
163 		__field(size_t, buf_len)
164 		__dynamic_array(u8, buf, buf_len)
165 	),
166 
167 	TP_fast_assign(
168 		__assign_str(device, dev_name(ar->dev));
169 		__assign_str(driver, dev_driver_string(ar->dev));
170 		__entry->id = id;
171 		__entry->buf_len = buf_len;
172 		memcpy(__get_dynamic_array(buf), buf, buf_len);
173 	),
174 
175 	TP_printk(
176 		"%s %s id %d len %zu",
177 		__get_str(driver),
178 		__get_str(device),
179 		__entry->id,
180 		__entry->buf_len
181 	)
182 );
183 
184 TRACE_EVENT(ath10k_wmi_event,
185 	TP_PROTO(struct ath10k *ar, int id, const void *buf, size_t buf_len),
186 
187 	TP_ARGS(ar, id, buf, buf_len),
188 
189 	TP_STRUCT__entry(
190 		__string(device, dev_name(ar->dev))
191 		__string(driver, dev_driver_string(ar->dev))
192 		__field(unsigned int, id)
193 		__field(size_t, buf_len)
194 		__dynamic_array(u8, buf, buf_len)
195 	),
196 
197 	TP_fast_assign(
198 		__assign_str(device, dev_name(ar->dev));
199 		__assign_str(driver, dev_driver_string(ar->dev));
200 		__entry->id = id;
201 		__entry->buf_len = buf_len;
202 		memcpy(__get_dynamic_array(buf), buf, buf_len);
203 	),
204 
205 	TP_printk(
206 		"%s %s id %d len %zu",
207 		__get_str(driver),
208 		__get_str(device),
209 		__entry->id,
210 		__entry->buf_len
211 	)
212 );
213 
214 TRACE_EVENT(ath10k_htt_stats,
215 	TP_PROTO(struct ath10k *ar, const void *buf, size_t buf_len),
216 
217 	TP_ARGS(ar, buf, buf_len),
218 
219 	TP_STRUCT__entry(
220 		__string(device, dev_name(ar->dev))
221 		__string(driver, dev_driver_string(ar->dev))
222 		__field(size_t, buf_len)
223 		__dynamic_array(u8, buf, buf_len)
224 	),
225 
226 	TP_fast_assign(
227 		__assign_str(device, dev_name(ar->dev));
228 		__assign_str(driver, dev_driver_string(ar->dev));
229 		__entry->buf_len = buf_len;
230 		memcpy(__get_dynamic_array(buf), buf, buf_len);
231 	),
232 
233 	TP_printk(
234 		"%s %s len %zu",
235 		__get_str(driver),
236 		__get_str(device),
237 		__entry->buf_len
238 	)
239 );
240 
241 TRACE_EVENT(ath10k_wmi_dbglog,
242 	TP_PROTO(struct ath10k *ar, const void *buf, size_t buf_len),
243 
244 	TP_ARGS(ar, buf, buf_len),
245 
246 	TP_STRUCT__entry(
247 		__string(device, dev_name(ar->dev))
248 		__string(driver, dev_driver_string(ar->dev))
249 		__field(size_t, buf_len)
250 		__dynamic_array(u8, buf, buf_len)
251 	),
252 
253 	TP_fast_assign(
254 		__assign_str(device, dev_name(ar->dev));
255 		__assign_str(driver, dev_driver_string(ar->dev));
256 		__entry->buf_len = buf_len;
257 		memcpy(__get_dynamic_array(buf), buf, buf_len);
258 	),
259 
260 	TP_printk(
261 		"%s %s len %zu",
262 		__get_str(driver),
263 		__get_str(device),
264 		__entry->buf_len
265 	)
266 );
267 
268 TRACE_EVENT(ath10k_htt_pktlog,
269 	    TP_PROTO(struct ath10k *ar, const void *buf, u16 buf_len),
270 
271 	TP_ARGS(ar, buf, buf_len),
272 
273 	TP_STRUCT__entry(
274 		__string(device, dev_name(ar->dev))
275 		__string(driver, dev_driver_string(ar->dev))
276 		__field(u16, buf_len)
277 		__dynamic_array(u8, pktlog, buf_len)
278 	),
279 
280 	TP_fast_assign(
281 		__assign_str(device, dev_name(ar->dev));
282 		__assign_str(driver, dev_driver_string(ar->dev));
283 		__entry->buf_len = buf_len;
284 		memcpy(__get_dynamic_array(pktlog), buf, buf_len);
285 	),
286 
287 	TP_printk(
288 		"%s %s size %hu",
289 		__get_str(driver),
290 		__get_str(device),
291 		__entry->buf_len
292 	 )
293 );
294 
295 TRACE_EVENT(ath10k_htt_tx,
296 	    TP_PROTO(struct ath10k *ar, u16 msdu_id, u16 msdu_len,
297 		     u8 vdev_id, u8 tid),
298 
299 	TP_ARGS(ar, msdu_id, msdu_len, vdev_id, tid),
300 
301 	TP_STRUCT__entry(
302 		__string(device, dev_name(ar->dev))
303 		__string(driver, dev_driver_string(ar->dev))
304 		__field(u16, msdu_id)
305 		__field(u16, msdu_len)
306 		__field(u8, vdev_id)
307 		__field(u8, tid)
308 	),
309 
310 	TP_fast_assign(
311 		__assign_str(device, dev_name(ar->dev));
312 		__assign_str(driver, dev_driver_string(ar->dev));
313 		__entry->msdu_id = msdu_id;
314 		__entry->msdu_len = msdu_len;
315 		__entry->vdev_id = vdev_id;
316 		__entry->tid = tid;
317 	),
318 
319 	TP_printk(
320 		"%s %s msdu_id %d msdu_len %d vdev_id %d tid %d",
321 		__get_str(driver),
322 		__get_str(device),
323 		__entry->msdu_id,
324 		__entry->msdu_len,
325 		__entry->vdev_id,
326 		__entry->tid
327 	 )
328 );
329 
330 TRACE_EVENT(ath10k_txrx_tx_unref,
331 	    TP_PROTO(struct ath10k *ar, u16 msdu_id),
332 
333 	TP_ARGS(ar, msdu_id),
334 
335 	TP_STRUCT__entry(
336 		__string(device, dev_name(ar->dev))
337 		__string(driver, dev_driver_string(ar->dev))
338 		__field(u16, msdu_id)
339 	),
340 
341 	TP_fast_assign(
342 		__assign_str(device, dev_name(ar->dev));
343 		__assign_str(driver, dev_driver_string(ar->dev));
344 		__entry->msdu_id = msdu_id;
345 	),
346 
347 	TP_printk(
348 		"%s %s msdu_id %d",
349 		__get_str(driver),
350 		__get_str(device),
351 		__entry->msdu_id
352 	 )
353 );
354 
355 DECLARE_EVENT_CLASS(ath10k_hdr_event,
356 		    TP_PROTO(struct ath10k *ar, const void *data, size_t len),
357 
358 	TP_ARGS(ar, data, len),
359 
360 	TP_STRUCT__entry(
361 		__string(device, dev_name(ar->dev))
362 		__string(driver, dev_driver_string(ar->dev))
363 		__field(size_t, len)
364 		__dynamic_array(u8, data, ath10k_frm_hdr_len(data, len))
365 	),
366 
367 	TP_fast_assign(
368 		__assign_str(device, dev_name(ar->dev));
369 		__assign_str(driver, dev_driver_string(ar->dev));
370 		__entry->len = ath10k_frm_hdr_len(data, len);
371 		memcpy(__get_dynamic_array(data), data, __entry->len);
372 	),
373 
374 	TP_printk(
375 		"%s %s len %zu\n",
376 		__get_str(driver),
377 		__get_str(device),
378 		__entry->len
379 	)
380 );
381 
382 DECLARE_EVENT_CLASS(ath10k_payload_event,
383 		    TP_PROTO(struct ath10k *ar, const void *data, size_t len),
384 
385 	TP_ARGS(ar, data, len),
386 
387 	TP_STRUCT__entry(
388 		__string(device, dev_name(ar->dev))
389 		__string(driver, dev_driver_string(ar->dev))
390 		__field(size_t, len)
391 		__dynamic_array(u8, payload, (len -
392 					      ath10k_frm_hdr_len(data, len)))
393 	),
394 
395 	TP_fast_assign(
396 		__assign_str(device, dev_name(ar->dev));
397 		__assign_str(driver, dev_driver_string(ar->dev));
398 		__entry->len = len - ath10k_frm_hdr_len(data, len);
399 		memcpy(__get_dynamic_array(payload),
400 		       data + ath10k_frm_hdr_len(data, len), __entry->len);
401 	),
402 
403 	TP_printk(
404 		"%s %s len %zu\n",
405 		__get_str(driver),
406 		__get_str(device),
407 		__entry->len
408 	)
409 );
410 
411 DEFINE_EVENT(ath10k_hdr_event, ath10k_tx_hdr,
412 	     TP_PROTO(struct ath10k *ar, const void *data, size_t len),
413 	     TP_ARGS(ar, data, len)
414 );
415 
416 DEFINE_EVENT(ath10k_payload_event, ath10k_tx_payload,
417 	     TP_PROTO(struct ath10k *ar, const void *data, size_t len),
418 	     TP_ARGS(ar, data, len)
419 );
420 
421 DEFINE_EVENT(ath10k_hdr_event, ath10k_rx_hdr,
422 	     TP_PROTO(struct ath10k *ar, const void *data, size_t len),
423 	     TP_ARGS(ar, data, len)
424 );
425 
426 DEFINE_EVENT(ath10k_payload_event, ath10k_rx_payload,
427 	     TP_PROTO(struct ath10k *ar, const void *data, size_t len),
428 	     TP_ARGS(ar, data, len)
429 );
430 
431 TRACE_EVENT(ath10k_htt_rx_desc,
432 	    TP_PROTO(struct ath10k *ar, const void *data, size_t len),
433 
434 	TP_ARGS(ar, data, len),
435 
436 	TP_STRUCT__entry(
437 		__string(device, dev_name(ar->dev))
438 		__string(driver, dev_driver_string(ar->dev))
439 		__field(u16, len)
440 		__dynamic_array(u8, rxdesc, len)
441 	),
442 
443 	TP_fast_assign(
444 		__assign_str(device, dev_name(ar->dev));
445 		__assign_str(driver, dev_driver_string(ar->dev));
446 		__entry->len = len;
447 		memcpy(__get_dynamic_array(rxdesc), data, len);
448 	),
449 
450 	TP_printk(
451 		"%s %s rxdesc len %d",
452 		__get_str(driver),
453 		__get_str(device),
454 		__entry->len
455 	 )
456 );
457 
458 TRACE_EVENT(ath10k_wmi_diag_container,
459 	    TP_PROTO(struct ath10k *ar,
460 		     u8 type,
461 		     u32 timestamp,
462 		     u32 code,
463 		     u16 len,
464 		     const void *data),
465 
466 	TP_ARGS(ar, type, timestamp, code, len, data),
467 
468 	TP_STRUCT__entry(
469 		__string(device, dev_name(ar->dev))
470 		__string(driver, dev_driver_string(ar->dev))
471 		__field(u8, type)
472 		__field(u32, timestamp)
473 		__field(u32, code)
474 		__field(u16, len)
475 		__dynamic_array(u8, data, len)
476 	),
477 
478 	TP_fast_assign(
479 		__assign_str(device, dev_name(ar->dev));
480 		__assign_str(driver, dev_driver_string(ar->dev));
481 		__entry->type = type;
482 		__entry->timestamp = timestamp;
483 		__entry->code = code;
484 		__entry->len = len;
485 		memcpy(__get_dynamic_array(data), data, len);
486 	),
487 
488 	TP_printk(
489 		"%s %s diag container type %hhu timestamp %u code %u len %d",
490 		__get_str(driver),
491 		__get_str(device),
492 		__entry->type,
493 		__entry->timestamp,
494 		__entry->code,
495 		__entry->len
496 	)
497 );
498 
499 TRACE_EVENT(ath10k_wmi_diag,
500 	    TP_PROTO(struct ath10k *ar, const void *data, size_t len),
501 
502 	TP_ARGS(ar, data, len),
503 
504 	TP_STRUCT__entry(
505 		__string(device, dev_name(ar->dev))
506 		__string(driver, dev_driver_string(ar->dev))
507 		__field(u16, len)
508 		__dynamic_array(u8, data, len)
509 	),
510 
511 	TP_fast_assign(
512 		__assign_str(device, dev_name(ar->dev));
513 		__assign_str(driver, dev_driver_string(ar->dev));
514 		__entry->len = len;
515 		memcpy(__get_dynamic_array(data), data, len);
516 	),
517 
518 	TP_printk(
519 		"%s %s tlv diag len %d",
520 		__get_str(driver),
521 		__get_str(device),
522 		__entry->len
523 	)
524 );
525 
526 #endif /* _TRACE_H_ || TRACE_HEADER_MULTI_READ*/
527 
528 /* we don't want to use include/trace/events */
529 #undef TRACE_INCLUDE_PATH
530 #define TRACE_INCLUDE_PATH .
531 #undef TRACE_INCLUDE_FILE
532 #define TRACE_INCLUDE_FILE trace
533 
534 /* This part must be outside protection */
535 #include <trace/define_trace.h>
536