xref: /openbmc/linux/drivers/gpu/drm/i915/i915_trace.h (revision d3f23ab9)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 
3 #undef TRACE_SYSTEM
4 #define TRACE_SYSTEM i915
5 
6 #if !defined(_I915_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
7 #define _I915_TRACE_H_
8 
9 #include <linux/stringify.h>
10 #include <linux/types.h>
11 #include <linux/tracepoint.h>
12 
13 #include <drm/drm_drv.h>
14 
15 #include "gt/intel_engine.h"
16 
17 #include "i915_drv.h"
18 
19 /* object tracking */
20 
21 TRACE_EVENT(i915_gem_object_create,
22 	    TP_PROTO(struct drm_i915_gem_object *obj),
23 	    TP_ARGS(obj),
24 
25 	    TP_STRUCT__entry(
26 			     __field(struct drm_i915_gem_object *, obj)
27 			     __field(u64, size)
28 			     ),
29 
30 	    TP_fast_assign(
31 			   __entry->obj = obj;
32 			   __entry->size = obj->base.size;
33 			   ),
34 
35 	    TP_printk("obj=%p, size=0x%llx", __entry->obj, __entry->size)
36 );
37 
38 TRACE_EVENT(i915_gem_shrink,
39 	    TP_PROTO(struct drm_i915_private *i915, unsigned long target, unsigned flags),
40 	    TP_ARGS(i915, target, flags),
41 
42 	    TP_STRUCT__entry(
43 			     __field(int, dev)
44 			     __field(unsigned long, target)
45 			     __field(unsigned, flags)
46 			     ),
47 
48 	    TP_fast_assign(
49 			   __entry->dev = i915->drm.primary->index;
50 			   __entry->target = target;
51 			   __entry->flags = flags;
52 			   ),
53 
54 	    TP_printk("dev=%d, target=%lu, flags=%x",
55 		      __entry->dev, __entry->target, __entry->flags)
56 );
57 
58 TRACE_EVENT(i915_vma_bind,
59 	    TP_PROTO(struct i915_vma *vma, unsigned flags),
60 	    TP_ARGS(vma, flags),
61 
62 	    TP_STRUCT__entry(
63 			     __field(struct drm_i915_gem_object *, obj)
64 			     __field(struct i915_address_space *, vm)
65 			     __field(u64, offset)
66 			     __field(u64, size)
67 			     __field(unsigned, flags)
68 			     ),
69 
70 	    TP_fast_assign(
71 			   __entry->obj = vma->obj;
72 			   __entry->vm = vma->vm;
73 			   __entry->offset = vma->node.start;
74 			   __entry->size = vma->node.size;
75 			   __entry->flags = flags;
76 			   ),
77 
78 	    TP_printk("obj=%p, offset=0x%016llx size=0x%llx%s vm=%p",
79 		      __entry->obj, __entry->offset, __entry->size,
80 		      __entry->flags & PIN_MAPPABLE ? ", mappable" : "",
81 		      __entry->vm)
82 );
83 
84 TRACE_EVENT(i915_vma_unbind,
85 	    TP_PROTO(struct i915_vma *vma),
86 	    TP_ARGS(vma),
87 
88 	    TP_STRUCT__entry(
89 			     __field(struct drm_i915_gem_object *, obj)
90 			     __field(struct i915_address_space *, vm)
91 			     __field(u64, offset)
92 			     __field(u64, size)
93 			     ),
94 
95 	    TP_fast_assign(
96 			   __entry->obj = vma->obj;
97 			   __entry->vm = vma->vm;
98 			   __entry->offset = vma->node.start;
99 			   __entry->size = vma->node.size;
100 			   ),
101 
102 	    TP_printk("obj=%p, offset=0x%016llx size=0x%llx vm=%p",
103 		      __entry->obj, __entry->offset, __entry->size, __entry->vm)
104 );
105 
106 TRACE_EVENT(i915_gem_object_pwrite,
107 	    TP_PROTO(struct drm_i915_gem_object *obj, u64 offset, u64 len),
108 	    TP_ARGS(obj, offset, len),
109 
110 	    TP_STRUCT__entry(
111 			     __field(struct drm_i915_gem_object *, obj)
112 			     __field(u64, offset)
113 			     __field(u64, len)
114 			     ),
115 
116 	    TP_fast_assign(
117 			   __entry->obj = obj;
118 			   __entry->offset = offset;
119 			   __entry->len = len;
120 			   ),
121 
122 	    TP_printk("obj=%p, offset=0x%llx, len=0x%llx",
123 		      __entry->obj, __entry->offset, __entry->len)
124 );
125 
126 TRACE_EVENT(i915_gem_object_pread,
127 	    TP_PROTO(struct drm_i915_gem_object *obj, u64 offset, u64 len),
128 	    TP_ARGS(obj, offset, len),
129 
130 	    TP_STRUCT__entry(
131 			     __field(struct drm_i915_gem_object *, obj)
132 			     __field(u64, offset)
133 			     __field(u64, len)
134 			     ),
135 
136 	    TP_fast_assign(
137 			   __entry->obj = obj;
138 			   __entry->offset = offset;
139 			   __entry->len = len;
140 			   ),
141 
142 	    TP_printk("obj=%p, offset=0x%llx, len=0x%llx",
143 		      __entry->obj, __entry->offset, __entry->len)
144 );
145 
146 TRACE_EVENT(i915_gem_object_fault,
147 	    TP_PROTO(struct drm_i915_gem_object *obj, u64 index, bool gtt, bool write),
148 	    TP_ARGS(obj, index, gtt, write),
149 
150 	    TP_STRUCT__entry(
151 			     __field(struct drm_i915_gem_object *, obj)
152 			     __field(u64, index)
153 			     __field(bool, gtt)
154 			     __field(bool, write)
155 			     ),
156 
157 	    TP_fast_assign(
158 			   __entry->obj = obj;
159 			   __entry->index = index;
160 			   __entry->gtt = gtt;
161 			   __entry->write = write;
162 			   ),
163 
164 	    TP_printk("obj=%p, %s index=%llu %s",
165 		      __entry->obj,
166 		      __entry->gtt ? "GTT" : "CPU",
167 		      __entry->index,
168 		      __entry->write ? ", writable" : "")
169 );
170 
171 DECLARE_EVENT_CLASS(i915_gem_object,
172 	    TP_PROTO(struct drm_i915_gem_object *obj),
173 	    TP_ARGS(obj),
174 
175 	    TP_STRUCT__entry(
176 			     __field(struct drm_i915_gem_object *, obj)
177 			     ),
178 
179 	    TP_fast_assign(
180 			   __entry->obj = obj;
181 			   ),
182 
183 	    TP_printk("obj=%p", __entry->obj)
184 );
185 
186 DEFINE_EVENT(i915_gem_object, i915_gem_object_clflush,
187 	     TP_PROTO(struct drm_i915_gem_object *obj),
188 	     TP_ARGS(obj)
189 );
190 
191 DEFINE_EVENT(i915_gem_object, i915_gem_object_destroy,
192 	    TP_PROTO(struct drm_i915_gem_object *obj),
193 	    TP_ARGS(obj)
194 );
195 
196 TRACE_EVENT(i915_gem_evict,
197 	    TP_PROTO(struct i915_address_space *vm, u64 size, u64 align, unsigned int flags),
198 	    TP_ARGS(vm, size, align, flags),
199 
200 	    TP_STRUCT__entry(
201 			     __field(u32, dev)
202 			     __field(struct i915_address_space *, vm)
203 			     __field(u64, size)
204 			     __field(u64, align)
205 			     __field(unsigned int, flags)
206 			    ),
207 
208 	    TP_fast_assign(
209 			   __entry->dev = vm->i915->drm.primary->index;
210 			   __entry->vm = vm;
211 			   __entry->size = size;
212 			   __entry->align = align;
213 			   __entry->flags = flags;
214 			  ),
215 
216 	    TP_printk("dev=%d, vm=%p, size=0x%llx, align=0x%llx %s",
217 		      __entry->dev, __entry->vm, __entry->size, __entry->align,
218 		      __entry->flags & PIN_MAPPABLE ? ", mappable" : "")
219 );
220 
221 TRACE_EVENT(i915_gem_evict_node,
222 	    TP_PROTO(struct i915_address_space *vm, struct drm_mm_node *node, unsigned int flags),
223 	    TP_ARGS(vm, node, flags),
224 
225 	    TP_STRUCT__entry(
226 			     __field(u32, dev)
227 			     __field(struct i915_address_space *, vm)
228 			     __field(u64, start)
229 			     __field(u64, size)
230 			     __field(unsigned long, color)
231 			     __field(unsigned int, flags)
232 			    ),
233 
234 	    TP_fast_assign(
235 			   __entry->dev = vm->i915->drm.primary->index;
236 			   __entry->vm = vm;
237 			   __entry->start = node->start;
238 			   __entry->size = node->size;
239 			   __entry->color = node->color;
240 			   __entry->flags = flags;
241 			  ),
242 
243 	    TP_printk("dev=%d, vm=%p, start=0x%llx size=0x%llx, color=0x%lx, flags=%x",
244 		      __entry->dev, __entry->vm,
245 		      __entry->start, __entry->size,
246 		      __entry->color, __entry->flags)
247 );
248 
249 TRACE_EVENT(i915_gem_evict_vm,
250 	    TP_PROTO(struct i915_address_space *vm),
251 	    TP_ARGS(vm),
252 
253 	    TP_STRUCT__entry(
254 			     __field(u32, dev)
255 			     __field(struct i915_address_space *, vm)
256 			    ),
257 
258 	    TP_fast_assign(
259 			   __entry->dev = vm->i915->drm.primary->index;
260 			   __entry->vm = vm;
261 			  ),
262 
263 	    TP_printk("dev=%d, vm=%p", __entry->dev, __entry->vm)
264 );
265 
266 TRACE_EVENT(i915_request_queue,
267 	    TP_PROTO(struct i915_request *rq, u32 flags),
268 	    TP_ARGS(rq, flags),
269 
270 	    TP_STRUCT__entry(
271 			     __field(u32, dev)
272 			     __field(u64, ctx)
273 			     __field(u16, class)
274 			     __field(u16, instance)
275 			     __field(u32, seqno)
276 			     __field(u32, flags)
277 			     ),
278 
279 	    TP_fast_assign(
280 			   __entry->dev = rq->i915->drm.primary->index;
281 			   __entry->class = rq->engine->uabi_class;
282 			   __entry->instance = rq->engine->uabi_instance;
283 			   __entry->ctx = rq->fence.context;
284 			   __entry->seqno = rq->fence.seqno;
285 			   __entry->flags = flags;
286 			   ),
287 
288 	    TP_printk("dev=%u, engine=%u:%u, ctx=%llu, seqno=%u, flags=0x%x",
289 		      __entry->dev, __entry->class, __entry->instance,
290 		      __entry->ctx, __entry->seqno, __entry->flags)
291 );
292 
293 DECLARE_EVENT_CLASS(i915_request,
294 	    TP_PROTO(struct i915_request *rq),
295 	    TP_ARGS(rq),
296 
297 	    TP_STRUCT__entry(
298 			     __field(u32, dev)
299 			     __field(u64, ctx)
300 			     __field(u16, class)
301 			     __field(u16, instance)
302 			     __field(u32, seqno)
303 			     __field(u32, tail)
304 			     ),
305 
306 	    TP_fast_assign(
307 			   __entry->dev = rq->i915->drm.primary->index;
308 			   __entry->class = rq->engine->uabi_class;
309 			   __entry->instance = rq->engine->uabi_instance;
310 			   __entry->ctx = rq->fence.context;
311 			   __entry->seqno = rq->fence.seqno;
312 			   __entry->tail = rq->tail;
313 			   ),
314 
315 	    TP_printk("dev=%u, engine=%u:%u, ctx=%llu, seqno=%u, tail=%u",
316 		      __entry->dev, __entry->class, __entry->instance,
317 		      __entry->ctx, __entry->seqno, __entry->tail)
318 );
319 
320 DEFINE_EVENT(i915_request, i915_request_add,
321 	     TP_PROTO(struct i915_request *rq),
322 	     TP_ARGS(rq)
323 );
324 
325 #if defined(CONFIG_DRM_I915_LOW_LEVEL_TRACEPOINTS)
326 DEFINE_EVENT(i915_request, i915_request_guc_submit,
327 	     TP_PROTO(struct i915_request *rq),
328 	     TP_ARGS(rq)
329 );
330 
331 DEFINE_EVENT(i915_request, i915_request_submit,
332 	     TP_PROTO(struct i915_request *rq),
333 	     TP_ARGS(rq)
334 );
335 
336 DEFINE_EVENT(i915_request, i915_request_execute,
337 	     TP_PROTO(struct i915_request *rq),
338 	     TP_ARGS(rq)
339 );
340 
341 TRACE_EVENT(i915_request_in,
342 	    TP_PROTO(struct i915_request *rq, unsigned int port),
343 	    TP_ARGS(rq, port),
344 
345 	    TP_STRUCT__entry(
346 			     __field(u32, dev)
347 			     __field(u64, ctx)
348 			     __field(u16, class)
349 			     __field(u16, instance)
350 			     __field(u32, seqno)
351 			     __field(u32, port)
352 			     __field(s32, prio)
353 			    ),
354 
355 	    TP_fast_assign(
356 			   __entry->dev = rq->i915->drm.primary->index;
357 			   __entry->class = rq->engine->uabi_class;
358 			   __entry->instance = rq->engine->uabi_instance;
359 			   __entry->ctx = rq->fence.context;
360 			   __entry->seqno = rq->fence.seqno;
361 			   __entry->prio = rq->sched.attr.priority;
362 			   __entry->port = port;
363 			   ),
364 
365 	    TP_printk("dev=%u, engine=%u:%u, ctx=%llu, seqno=%u, prio=%d, port=%u",
366 		      __entry->dev, __entry->class, __entry->instance,
367 		      __entry->ctx, __entry->seqno,
368 		      __entry->prio, __entry->port)
369 );
370 
371 TRACE_EVENT(i915_request_out,
372 	    TP_PROTO(struct i915_request *rq),
373 	    TP_ARGS(rq),
374 
375 	    TP_STRUCT__entry(
376 			     __field(u32, dev)
377 			     __field(u64, ctx)
378 			     __field(u16, class)
379 			     __field(u16, instance)
380 			     __field(u32, seqno)
381 			     __field(u32, completed)
382 			    ),
383 
384 	    TP_fast_assign(
385 			   __entry->dev = rq->i915->drm.primary->index;
386 			   __entry->class = rq->engine->uabi_class;
387 			   __entry->instance = rq->engine->uabi_instance;
388 			   __entry->ctx = rq->fence.context;
389 			   __entry->seqno = rq->fence.seqno;
390 			   __entry->completed = i915_request_completed(rq);
391 			   ),
392 
393 		    TP_printk("dev=%u, engine=%u:%u, ctx=%llu, seqno=%u, completed?=%u",
394 			      __entry->dev, __entry->class, __entry->instance,
395 			      __entry->ctx, __entry->seqno, __entry->completed)
396 );
397 
398 DECLARE_EVENT_CLASS(intel_context,
399 		    TP_PROTO(struct intel_context *ce),
400 		    TP_ARGS(ce),
401 
402 		    TP_STRUCT__entry(
403 			     __field(u32, guc_id)
404 			     __field(int, pin_count)
405 			     __field(u32, sched_state)
406 			     __field(u8, guc_prio)
407 			     ),
408 
409 		    TP_fast_assign(
410 			   __entry->guc_id = ce->guc_id.id;
411 			   __entry->pin_count = atomic_read(&ce->pin_count);
412 			   __entry->sched_state = ce->guc_state.sched_state;
413 			   __entry->guc_prio = ce->guc_state.prio;
414 			   ),
415 
416 		    TP_printk("guc_id=%d, pin_count=%d sched_state=0x%x, guc_prio=%u",
417 			      __entry->guc_id, __entry->pin_count,
418 			      __entry->sched_state,
419 			      __entry->guc_prio)
420 );
421 
422 DEFINE_EVENT(intel_context, intel_context_set_prio,
423 	     TP_PROTO(struct intel_context *ce),
424 	     TP_ARGS(ce)
425 );
426 
427 DEFINE_EVENT(intel_context, intel_context_reset,
428 	     TP_PROTO(struct intel_context *ce),
429 	     TP_ARGS(ce)
430 );
431 
432 DEFINE_EVENT(intel_context, intel_context_ban,
433 	     TP_PROTO(struct intel_context *ce),
434 	     TP_ARGS(ce)
435 );
436 
437 DEFINE_EVENT(intel_context, intel_context_register,
438 	     TP_PROTO(struct intel_context *ce),
439 	     TP_ARGS(ce)
440 );
441 
442 DEFINE_EVENT(intel_context, intel_context_deregister,
443 	     TP_PROTO(struct intel_context *ce),
444 	     TP_ARGS(ce)
445 );
446 
447 DEFINE_EVENT(intel_context, intel_context_deregister_done,
448 	     TP_PROTO(struct intel_context *ce),
449 	     TP_ARGS(ce)
450 );
451 
452 DEFINE_EVENT(intel_context, intel_context_sched_enable,
453 	     TP_PROTO(struct intel_context *ce),
454 	     TP_ARGS(ce)
455 );
456 
457 DEFINE_EVENT(intel_context, intel_context_sched_disable,
458 	     TP_PROTO(struct intel_context *ce),
459 	     TP_ARGS(ce)
460 );
461 
462 DEFINE_EVENT(intel_context, intel_context_sched_done,
463 	     TP_PROTO(struct intel_context *ce),
464 	     TP_ARGS(ce)
465 );
466 
467 DEFINE_EVENT(intel_context, intel_context_create,
468 	     TP_PROTO(struct intel_context *ce),
469 	     TP_ARGS(ce)
470 );
471 
472 DEFINE_EVENT(intel_context, intel_context_fence_release,
473 	     TP_PROTO(struct intel_context *ce),
474 	     TP_ARGS(ce)
475 );
476 
477 DEFINE_EVENT(intel_context, intel_context_free,
478 	     TP_PROTO(struct intel_context *ce),
479 	     TP_ARGS(ce)
480 );
481 
482 DEFINE_EVENT(intel_context, intel_context_steal_guc_id,
483 	     TP_PROTO(struct intel_context *ce),
484 	     TP_ARGS(ce)
485 );
486 
487 DEFINE_EVENT(intel_context, intel_context_do_pin,
488 	     TP_PROTO(struct intel_context *ce),
489 	     TP_ARGS(ce)
490 );
491 
492 DEFINE_EVENT(intel_context, intel_context_do_unpin,
493 	     TP_PROTO(struct intel_context *ce),
494 	     TP_ARGS(ce)
495 );
496 
497 #else
498 #if !defined(TRACE_HEADER_MULTI_READ)
499 static inline void
trace_i915_request_guc_submit(struct i915_request * rq)500 trace_i915_request_guc_submit(struct i915_request *rq)
501 {
502 }
503 
504 static inline void
trace_i915_request_submit(struct i915_request * rq)505 trace_i915_request_submit(struct i915_request *rq)
506 {
507 }
508 
509 static inline void
trace_i915_request_execute(struct i915_request * rq)510 trace_i915_request_execute(struct i915_request *rq)
511 {
512 }
513 
514 static inline void
trace_i915_request_in(struct i915_request * rq,unsigned int port)515 trace_i915_request_in(struct i915_request *rq, unsigned int port)
516 {
517 }
518 
519 static inline void
trace_i915_request_out(struct i915_request * rq)520 trace_i915_request_out(struct i915_request *rq)
521 {
522 }
523 
524 static inline void
trace_intel_context_set_prio(struct intel_context * ce)525 trace_intel_context_set_prio(struct intel_context *ce)
526 {
527 }
528 
529 static inline void
trace_intel_context_reset(struct intel_context * ce)530 trace_intel_context_reset(struct intel_context *ce)
531 {
532 }
533 
534 static inline void
trace_intel_context_ban(struct intel_context * ce)535 trace_intel_context_ban(struct intel_context *ce)
536 {
537 }
538 
539 static inline void
trace_intel_context_register(struct intel_context * ce)540 trace_intel_context_register(struct intel_context *ce)
541 {
542 }
543 
544 static inline void
trace_intel_context_deregister(struct intel_context * ce)545 trace_intel_context_deregister(struct intel_context *ce)
546 {
547 }
548 
549 static inline void
trace_intel_context_deregister_done(struct intel_context * ce)550 trace_intel_context_deregister_done(struct intel_context *ce)
551 {
552 }
553 
554 static inline void
trace_intel_context_sched_enable(struct intel_context * ce)555 trace_intel_context_sched_enable(struct intel_context *ce)
556 {
557 }
558 
559 static inline void
trace_intel_context_sched_disable(struct intel_context * ce)560 trace_intel_context_sched_disable(struct intel_context *ce)
561 {
562 }
563 
564 static inline void
trace_intel_context_sched_done(struct intel_context * ce)565 trace_intel_context_sched_done(struct intel_context *ce)
566 {
567 }
568 
569 static inline void
trace_intel_context_create(struct intel_context * ce)570 trace_intel_context_create(struct intel_context *ce)
571 {
572 }
573 
574 static inline void
trace_intel_context_fence_release(struct intel_context * ce)575 trace_intel_context_fence_release(struct intel_context *ce)
576 {
577 }
578 
579 static inline void
trace_intel_context_free(struct intel_context * ce)580 trace_intel_context_free(struct intel_context *ce)
581 {
582 }
583 
584 static inline void
trace_intel_context_steal_guc_id(struct intel_context * ce)585 trace_intel_context_steal_guc_id(struct intel_context *ce)
586 {
587 }
588 
589 static inline void
trace_intel_context_do_pin(struct intel_context * ce)590 trace_intel_context_do_pin(struct intel_context *ce)
591 {
592 }
593 
594 static inline void
trace_intel_context_do_unpin(struct intel_context * ce)595 trace_intel_context_do_unpin(struct intel_context *ce)
596 {
597 }
598 #endif
599 #endif
600 
601 DEFINE_EVENT(i915_request, i915_request_retire,
602 	    TP_PROTO(struct i915_request *rq),
603 	    TP_ARGS(rq)
604 );
605 
606 TRACE_EVENT(i915_request_wait_begin,
607 	    TP_PROTO(struct i915_request *rq, unsigned int flags),
608 	    TP_ARGS(rq, flags),
609 
610 	    TP_STRUCT__entry(
611 			     __field(u32, dev)
612 			     __field(u64, ctx)
613 			     __field(u16, class)
614 			     __field(u16, instance)
615 			     __field(u32, seqno)
616 			     __field(unsigned int, flags)
617 			     ),
618 
619 	    /* NB: the blocking information is racy since mutex_is_locked
620 	     * doesn't check that the current thread holds the lock. The only
621 	     * other option would be to pass the boolean information of whether
622 	     * or not the class was blocking down through the stack which is
623 	     * less desirable.
624 	     */
625 	    TP_fast_assign(
626 			   __entry->dev = rq->i915->drm.primary->index;
627 			   __entry->class = rq->engine->uabi_class;
628 			   __entry->instance = rq->engine->uabi_instance;
629 			   __entry->ctx = rq->fence.context;
630 			   __entry->seqno = rq->fence.seqno;
631 			   __entry->flags = flags;
632 			   ),
633 
634 	    TP_printk("dev=%u, engine=%u:%u, ctx=%llu, seqno=%u, flags=0x%x",
635 		      __entry->dev, __entry->class, __entry->instance,
636 		      __entry->ctx, __entry->seqno,
637 		      __entry->flags)
638 );
639 
640 DEFINE_EVENT(i915_request, i915_request_wait_end,
641 	    TP_PROTO(struct i915_request *rq),
642 	    TP_ARGS(rq)
643 );
644 
645 TRACE_EVENT_CONDITION(i915_reg_rw,
646 	TP_PROTO(bool write, i915_reg_t reg, u64 val, int len, bool trace),
647 
648 	TP_ARGS(write, reg, val, len, trace),
649 
650 	TP_CONDITION(trace),
651 
652 	TP_STRUCT__entry(
653 		__field(u64, val)
654 		__field(u32, reg)
655 		__field(u16, write)
656 		__field(u16, len)
657 		),
658 
659 	TP_fast_assign(
660 		__entry->val = (u64)val;
661 		__entry->reg = i915_mmio_reg_offset(reg);
662 		__entry->write = write;
663 		__entry->len = len;
664 		),
665 
666 	TP_printk("%s reg=0x%x, len=%d, val=(0x%x, 0x%x)",
667 		__entry->write ? "write" : "read",
668 		__entry->reg, __entry->len,
669 		(u32)(__entry->val & 0xffffffff),
670 		(u32)(__entry->val >> 32))
671 );
672 
673 /**
674  * DOC: i915_ppgtt_create and i915_ppgtt_release tracepoints
675  *
676  * With full ppgtt enabled each process using drm will allocate at least one
677  * translation table. With these traces it is possible to keep track of the
678  * allocation and of the lifetime of the tables; this can be used during
679  * testing/debug to verify that we are not leaking ppgtts.
680  * These traces identify the ppgtt through the vm pointer, which is also printed
681  * by the i915_vma_bind and i915_vma_unbind tracepoints.
682  */
683 DECLARE_EVENT_CLASS(i915_ppgtt,
684 	TP_PROTO(struct i915_address_space *vm),
685 	TP_ARGS(vm),
686 
687 	TP_STRUCT__entry(
688 			__field(struct i915_address_space *, vm)
689 			__field(u32, dev)
690 	),
691 
692 	TP_fast_assign(
693 			__entry->vm = vm;
694 			__entry->dev = vm->i915->drm.primary->index;
695 	),
696 
697 	TP_printk("dev=%u, vm=%p", __entry->dev, __entry->vm)
698 )
699 
700 DEFINE_EVENT(i915_ppgtt, i915_ppgtt_create,
701 	TP_PROTO(struct i915_address_space *vm),
702 	TP_ARGS(vm)
703 );
704 
705 DEFINE_EVENT(i915_ppgtt, i915_ppgtt_release,
706 	TP_PROTO(struct i915_address_space *vm),
707 	TP_ARGS(vm)
708 );
709 
710 /**
711  * DOC: i915_context_create and i915_context_free tracepoints
712  *
713  * These tracepoints are used to track creation and deletion of contexts.
714  * If full ppgtt is enabled, they also print the address of the vm assigned to
715  * the context.
716  */
717 DECLARE_EVENT_CLASS(i915_context,
718 	TP_PROTO(struct i915_gem_context *ctx),
719 	TP_ARGS(ctx),
720 
721 	TP_STRUCT__entry(
722 			__field(u32, dev)
723 			__field(struct i915_gem_context *, ctx)
724 			__field(struct i915_address_space *, vm)
725 	),
726 
727 	TP_fast_assign(
728 			__entry->dev = ctx->i915->drm.primary->index;
729 			__entry->ctx = ctx;
730 			__entry->vm = ctx->vm;
731 	),
732 
733 	TP_printk("dev=%u, ctx=%p, ctx_vm=%p",
734 		  __entry->dev, __entry->ctx, __entry->vm)
735 )
736 
737 DEFINE_EVENT(i915_context, i915_context_create,
738 	TP_PROTO(struct i915_gem_context *ctx),
739 	TP_ARGS(ctx)
740 );
741 
742 DEFINE_EVENT(i915_context, i915_context_free,
743 	TP_PROTO(struct i915_gem_context *ctx),
744 	TP_ARGS(ctx)
745 );
746 
747 #endif /* _I915_TRACE_H_ */
748 
749 /* This part must be outside protection */
750 #undef TRACE_INCLUDE_PATH
751 #undef TRACE_INCLUDE_FILE
752 #define TRACE_INCLUDE_PATH ../../drivers/gpu/drm/i915
753 #define TRACE_INCLUDE_FILE i915_trace
754 #include <trace/define_trace.h>
755