GNU Linux-libre 4.9.318-gnu1
[releases.git] / drivers / gpu / drm / i915 / i915_trace.h
1 #if !defined(_I915_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
2 #define _I915_TRACE_H_
3
4 #include <linux/stringify.h>
5 #include <linux/types.h>
6 #include <linux/tracepoint.h>
7
8 #include <drm/drmP.h>
9 #include "i915_drv.h"
10 #include "intel_drv.h"
11 #include "intel_ringbuffer.h"
12
13 #undef TRACE_SYSTEM
14 #define TRACE_SYSTEM i915
15 #define TRACE_INCLUDE_FILE i915_trace
16
17 /* pipe updates */
18
19 TRACE_EVENT(i915_pipe_update_start,
20             TP_PROTO(struct intel_crtc *crtc),
21             TP_ARGS(crtc),
22
23             TP_STRUCT__entry(
24                              __field(enum pipe, pipe)
25                              __field(u32, frame)
26                              __field(u32, scanline)
27                              __field(u32, min)
28                              __field(u32, max)
29                              ),
30
31             TP_fast_assign(
32                            __entry->pipe = crtc->pipe;
33                            __entry->frame = crtc->base.dev->driver->get_vblank_counter(crtc->base.dev,
34                                                                                        crtc->pipe);
35                            __entry->scanline = intel_get_crtc_scanline(crtc);
36                            __entry->min = crtc->debug.min_vbl;
37                            __entry->max = crtc->debug.max_vbl;
38                            ),
39
40             TP_printk("pipe %c, frame=%u, scanline=%u, min=%u, max=%u",
41                       pipe_name(__entry->pipe), __entry->frame,
42                        __entry->scanline, __entry->min, __entry->max)
43 );
44
45 TRACE_EVENT(i915_pipe_update_vblank_evaded,
46             TP_PROTO(struct intel_crtc *crtc),
47             TP_ARGS(crtc),
48
49             TP_STRUCT__entry(
50                              __field(enum pipe, pipe)
51                              __field(u32, frame)
52                              __field(u32, scanline)
53                              __field(u32, min)
54                              __field(u32, max)
55                              ),
56
57             TP_fast_assign(
58                            __entry->pipe = crtc->pipe;
59                            __entry->frame = crtc->debug.start_vbl_count;
60                            __entry->scanline = crtc->debug.scanline_start;
61                            __entry->min = crtc->debug.min_vbl;
62                            __entry->max = crtc->debug.max_vbl;
63                            ),
64
65             TP_printk("pipe %c, frame=%u, scanline=%u, min=%u, max=%u",
66                       pipe_name(__entry->pipe), __entry->frame,
67                        __entry->scanline, __entry->min, __entry->max)
68 );
69
70 TRACE_EVENT(i915_pipe_update_end,
71             TP_PROTO(struct intel_crtc *crtc, u32 frame, int scanline_end),
72             TP_ARGS(crtc, frame, scanline_end),
73
74             TP_STRUCT__entry(
75                              __field(enum pipe, pipe)
76                              __field(u32, frame)
77                              __field(u32, scanline)
78                              ),
79
80             TP_fast_assign(
81                            __entry->pipe = crtc->pipe;
82                            __entry->frame = frame;
83                            __entry->scanline = scanline_end;
84                            ),
85
86             TP_printk("pipe %c, frame=%u, scanline=%u",
87                       pipe_name(__entry->pipe), __entry->frame,
88                       __entry->scanline)
89 );
90
91 /* object tracking */
92
93 TRACE_EVENT(i915_gem_object_create,
94             TP_PROTO(struct drm_i915_gem_object *obj),
95             TP_ARGS(obj),
96
97             TP_STRUCT__entry(
98                              __field(struct drm_i915_gem_object *, obj)
99                              __field(u32, size)
100                              ),
101
102             TP_fast_assign(
103                            __entry->obj = obj;
104                            __entry->size = obj->base.size;
105                            ),
106
107             TP_printk("obj=%p, size=%u", __entry->obj, __entry->size)
108 );
109
110 TRACE_EVENT(i915_gem_shrink,
111             TP_PROTO(struct drm_i915_private *i915, unsigned long target, unsigned flags),
112             TP_ARGS(i915, target, flags),
113
114             TP_STRUCT__entry(
115                              __field(int, dev)
116                              __field(unsigned long, target)
117                              __field(unsigned, flags)
118                              ),
119
120             TP_fast_assign(
121                            __entry->dev = i915->drm.primary->index;
122                            __entry->target = target;
123                            __entry->flags = flags;
124                            ),
125
126             TP_printk("dev=%d, target=%lu, flags=%x",
127                       __entry->dev, __entry->target, __entry->flags)
128 );
129
130 TRACE_EVENT(i915_vma_bind,
131             TP_PROTO(struct i915_vma *vma, unsigned flags),
132             TP_ARGS(vma, flags),
133
134             TP_STRUCT__entry(
135                              __field(struct drm_i915_gem_object *, obj)
136                              __field(struct i915_address_space *, vm)
137                              __field(u64, offset)
138                              __field(u32, size)
139                              __field(unsigned, flags)
140                              ),
141
142             TP_fast_assign(
143                            __entry->obj = vma->obj;
144                            __entry->vm = vma->vm;
145                            __entry->offset = vma->node.start;
146                            __entry->size = vma->node.size;
147                            __entry->flags = flags;
148                            ),
149
150             TP_printk("obj=%p, offset=%016llx size=%x%s vm=%p",
151                       __entry->obj, __entry->offset, __entry->size,
152                       __entry->flags & PIN_MAPPABLE ? ", mappable" : "",
153                       __entry->vm)
154 );
155
156 TRACE_EVENT(i915_vma_unbind,
157             TP_PROTO(struct i915_vma *vma),
158             TP_ARGS(vma),
159
160             TP_STRUCT__entry(
161                              __field(struct drm_i915_gem_object *, obj)
162                              __field(struct i915_address_space *, vm)
163                              __field(u64, offset)
164                              __field(u32, size)
165                              ),
166
167             TP_fast_assign(
168                            __entry->obj = vma->obj;
169                            __entry->vm = vma->vm;
170                            __entry->offset = vma->node.start;
171                            __entry->size = vma->node.size;
172                            ),
173
174             TP_printk("obj=%p, offset=%016llx size=%x vm=%p",
175                       __entry->obj, __entry->offset, __entry->size, __entry->vm)
176 );
177
178 TRACE_EVENT(i915_va_alloc,
179         TP_PROTO(struct i915_vma *vma),
180         TP_ARGS(vma),
181
182         TP_STRUCT__entry(
183                 __field(struct i915_address_space *, vm)
184                 __field(u64, start)
185                 __field(u64, end)
186         ),
187
188         TP_fast_assign(
189                 __entry->vm = vma->vm;
190                 __entry->start = vma->node.start;
191                 __entry->end = vma->node.start + vma->node.size - 1;
192         ),
193
194         TP_printk("vm=%p (%c), 0x%llx-0x%llx",
195                   __entry->vm, i915_is_ggtt(__entry->vm) ? 'G' : 'P',  __entry->start, __entry->end)
196 );
197
198 DECLARE_EVENT_CLASS(i915_px_entry,
199         TP_PROTO(struct i915_address_space *vm, u32 px, u64 start, u64 px_shift),
200         TP_ARGS(vm, px, start, px_shift),
201
202         TP_STRUCT__entry(
203                 __field(struct i915_address_space *, vm)
204                 __field(u32, px)
205                 __field(u64, start)
206                 __field(u64, end)
207         ),
208
209         TP_fast_assign(
210                 __entry->vm = vm;
211                 __entry->px = px;
212                 __entry->start = start;
213                 __entry->end = ((start + (1ULL << px_shift)) & ~((1ULL << px_shift)-1)) - 1;
214         ),
215
216         TP_printk("vm=%p, pde=%d (0x%llx-0x%llx)",
217                   __entry->vm, __entry->px, __entry->start, __entry->end)
218 );
219
220 DEFINE_EVENT(i915_px_entry, i915_page_table_entry_alloc,
221              TP_PROTO(struct i915_address_space *vm, u32 pde, u64 start, u64 pde_shift),
222              TP_ARGS(vm, pde, start, pde_shift)
223 );
224
225 DEFINE_EVENT_PRINT(i915_px_entry, i915_page_directory_entry_alloc,
226                    TP_PROTO(struct i915_address_space *vm, u32 pdpe, u64 start, u64 pdpe_shift),
227                    TP_ARGS(vm, pdpe, start, pdpe_shift),
228
229                    TP_printk("vm=%p, pdpe=%d (0x%llx-0x%llx)",
230                              __entry->vm, __entry->px, __entry->start, __entry->end)
231 );
232
233 DEFINE_EVENT_PRINT(i915_px_entry, i915_page_directory_pointer_entry_alloc,
234                    TP_PROTO(struct i915_address_space *vm, u32 pml4e, u64 start, u64 pml4e_shift),
235                    TP_ARGS(vm, pml4e, start, pml4e_shift),
236
237                    TP_printk("vm=%p, pml4e=%d (0x%llx-0x%llx)",
238                              __entry->vm, __entry->px, __entry->start, __entry->end)
239 );
240
241 /* Avoid extra math because we only support two sizes. The format is defined by
242  * bitmap_scnprintf. Each 32 bits is 8 HEX digits followed by comma */
243 #define TRACE_PT_SIZE(bits) \
244         ((((bits) == 1024) ? 288 : 144) + 1)
245
246 DECLARE_EVENT_CLASS(i915_page_table_entry_update,
247         TP_PROTO(struct i915_address_space *vm, u32 pde,
248                  struct i915_page_table *pt, u32 first, u32 count, u32 bits),
249         TP_ARGS(vm, pde, pt, first, count, bits),
250
251         TP_STRUCT__entry(
252                 __field(struct i915_address_space *, vm)
253                 __field(u32, pde)
254                 __field(u32, first)
255                 __field(u32, last)
256                 __dynamic_array(char, cur_ptes, TRACE_PT_SIZE(bits))
257         ),
258
259         TP_fast_assign(
260                 __entry->vm = vm;
261                 __entry->pde = pde;
262                 __entry->first = first;
263                 __entry->last = first + count - 1;
264                 scnprintf(__get_str(cur_ptes),
265                           TRACE_PT_SIZE(bits),
266                           "%*pb",
267                           bits,
268                           pt->used_ptes);
269         ),
270
271         TP_printk("vm=%p, pde=%d, updating %u:%u\t%s",
272                   __entry->vm, __entry->pde, __entry->last, __entry->first,
273                   __get_str(cur_ptes))
274 );
275
276 DEFINE_EVENT(i915_page_table_entry_update, i915_page_table_entry_map,
277         TP_PROTO(struct i915_address_space *vm, u32 pde,
278                  struct i915_page_table *pt, u32 first, u32 count, u32 bits),
279         TP_ARGS(vm, pde, pt, first, count, bits)
280 );
281
282 TRACE_EVENT(i915_gem_object_change_domain,
283             TP_PROTO(struct drm_i915_gem_object *obj, u32 old_read, u32 old_write),
284             TP_ARGS(obj, old_read, old_write),
285
286             TP_STRUCT__entry(
287                              __field(struct drm_i915_gem_object *, obj)
288                              __field(u32, read_domains)
289                              __field(u32, write_domain)
290                              ),
291
292             TP_fast_assign(
293                            __entry->obj = obj;
294                            __entry->read_domains = obj->base.read_domains | (old_read << 16);
295                            __entry->write_domain = obj->base.write_domain | (old_write << 16);
296                            ),
297
298             TP_printk("obj=%p, read=%02x=>%02x, write=%02x=>%02x",
299                       __entry->obj,
300                       __entry->read_domains >> 16,
301                       __entry->read_domains & 0xffff,
302                       __entry->write_domain >> 16,
303                       __entry->write_domain & 0xffff)
304 );
305
306 TRACE_EVENT(i915_gem_object_pwrite,
307             TP_PROTO(struct drm_i915_gem_object *obj, u32 offset, u32 len),
308             TP_ARGS(obj, offset, len),
309
310             TP_STRUCT__entry(
311                              __field(struct drm_i915_gem_object *, obj)
312                              __field(u32, offset)
313                              __field(u32, len)
314                              ),
315
316             TP_fast_assign(
317                            __entry->obj = obj;
318                            __entry->offset = offset;
319                            __entry->len = len;
320                            ),
321
322             TP_printk("obj=%p, offset=%u, len=%u",
323                       __entry->obj, __entry->offset, __entry->len)
324 );
325
326 TRACE_EVENT(i915_gem_object_pread,
327             TP_PROTO(struct drm_i915_gem_object *obj, u32 offset, u32 len),
328             TP_ARGS(obj, offset, len),
329
330             TP_STRUCT__entry(
331                              __field(struct drm_i915_gem_object *, obj)
332                              __field(u32, offset)
333                              __field(u32, len)
334                              ),
335
336             TP_fast_assign(
337                            __entry->obj = obj;
338                            __entry->offset = offset;
339                            __entry->len = len;
340                            ),
341
342             TP_printk("obj=%p, offset=%u, len=%u",
343                       __entry->obj, __entry->offset, __entry->len)
344 );
345
346 TRACE_EVENT(i915_gem_object_fault,
347             TP_PROTO(struct drm_i915_gem_object *obj, u32 index, bool gtt, bool write),
348             TP_ARGS(obj, index, gtt, write),
349
350             TP_STRUCT__entry(
351                              __field(struct drm_i915_gem_object *, obj)
352                              __field(u32, index)
353                              __field(bool, gtt)
354                              __field(bool, write)
355                              ),
356
357             TP_fast_assign(
358                            __entry->obj = obj;
359                            __entry->index = index;
360                            __entry->gtt = gtt;
361                            __entry->write = write;
362                            ),
363
364             TP_printk("obj=%p, %s index=%u %s",
365                       __entry->obj,
366                       __entry->gtt ? "GTT" : "CPU",
367                       __entry->index,
368                       __entry->write ? ", writable" : "")
369 );
370
371 DECLARE_EVENT_CLASS(i915_gem_object,
372             TP_PROTO(struct drm_i915_gem_object *obj),
373             TP_ARGS(obj),
374
375             TP_STRUCT__entry(
376                              __field(struct drm_i915_gem_object *, obj)
377                              ),
378
379             TP_fast_assign(
380                            __entry->obj = obj;
381                            ),
382
383             TP_printk("obj=%p", __entry->obj)
384 );
385
386 DEFINE_EVENT(i915_gem_object, i915_gem_object_clflush,
387              TP_PROTO(struct drm_i915_gem_object *obj),
388              TP_ARGS(obj)
389 );
390
391 DEFINE_EVENT(i915_gem_object, i915_gem_object_destroy,
392             TP_PROTO(struct drm_i915_gem_object *obj),
393             TP_ARGS(obj)
394 );
395
396 TRACE_EVENT(i915_gem_evict,
397             TP_PROTO(struct i915_address_space *vm, u32 size, u32 align, unsigned int flags),
398             TP_ARGS(vm, size, align, flags),
399
400             TP_STRUCT__entry(
401                              __field(u32, dev)
402                              __field(struct i915_address_space *, vm)
403                              __field(u32, size)
404                              __field(u32, align)
405                              __field(unsigned int, flags)
406                             ),
407
408             TP_fast_assign(
409                            __entry->dev = vm->dev->primary->index;
410                            __entry->vm = vm;
411                            __entry->size = size;
412                            __entry->align = align;
413                            __entry->flags = flags;
414                           ),
415
416             TP_printk("dev=%d, vm=%p, size=%d, align=%d %s",
417                       __entry->dev, __entry->vm, __entry->size, __entry->align,
418                       __entry->flags & PIN_MAPPABLE ? ", mappable" : "")
419 );
420
421 TRACE_EVENT(i915_gem_evict_everything,
422             TP_PROTO(struct drm_device *dev),
423             TP_ARGS(dev),
424
425             TP_STRUCT__entry(
426                              __field(u32, dev)
427                             ),
428
429             TP_fast_assign(
430                            __entry->dev = dev->primary->index;
431                           ),
432
433             TP_printk("dev=%d", __entry->dev)
434 );
435
436 TRACE_EVENT(i915_gem_evict_vm,
437             TP_PROTO(struct i915_address_space *vm),
438             TP_ARGS(vm),
439
440             TP_STRUCT__entry(
441                              __field(u32, dev)
442                              __field(struct i915_address_space *, vm)
443                             ),
444
445             TP_fast_assign(
446                            __entry->dev = vm->dev->primary->index;
447                            __entry->vm = vm;
448                           ),
449
450             TP_printk("dev=%d, vm=%p", __entry->dev, __entry->vm)
451 );
452
453 TRACE_EVENT(i915_gem_ring_sync_to,
454             TP_PROTO(struct drm_i915_gem_request *to,
455                      struct drm_i915_gem_request *from),
456             TP_ARGS(to, from),
457
458             TP_STRUCT__entry(
459                              __field(u32, dev)
460                              __field(u32, sync_from)
461                              __field(u32, sync_to)
462                              __field(u32, seqno)
463                              ),
464
465             TP_fast_assign(
466                            __entry->dev = from->i915->drm.primary->index;
467                            __entry->sync_from = from->engine->id;
468                            __entry->sync_to = to->engine->id;
469                            __entry->seqno = from->fence.seqno;
470                            ),
471
472             TP_printk("dev=%u, sync-from=%u, sync-to=%u, seqno=%u",
473                       __entry->dev,
474                       __entry->sync_from, __entry->sync_to,
475                       __entry->seqno)
476 );
477
478 TRACE_EVENT(i915_gem_ring_dispatch,
479             TP_PROTO(struct drm_i915_gem_request *req, u32 flags),
480             TP_ARGS(req, flags),
481
482             TP_STRUCT__entry(
483                              __field(u32, dev)
484                              __field(u32, ring)
485                              __field(u32, seqno)
486                              __field(u32, flags)
487                              ),
488
489             TP_fast_assign(
490                            __entry->dev = req->i915->drm.primary->index;
491                            __entry->ring = req->engine->id;
492                            __entry->seqno = req->fence.seqno;
493                            __entry->flags = flags;
494                            fence_enable_sw_signaling(&req->fence);
495                            ),
496
497             TP_printk("dev=%u, ring=%u, seqno=%u, flags=%x",
498                       __entry->dev, __entry->ring, __entry->seqno, __entry->flags)
499 );
500
501 TRACE_EVENT(i915_gem_ring_flush,
502             TP_PROTO(struct drm_i915_gem_request *req, u32 invalidate, u32 flush),
503             TP_ARGS(req, invalidate, flush),
504
505             TP_STRUCT__entry(
506                              __field(u32, dev)
507                              __field(u32, ring)
508                              __field(u32, invalidate)
509                              __field(u32, flush)
510                              ),
511
512             TP_fast_assign(
513                            __entry->dev = req->i915->drm.primary->index;
514                            __entry->ring = req->engine->id;
515                            __entry->invalidate = invalidate;
516                            __entry->flush = flush;
517                            ),
518
519             TP_printk("dev=%u, ring=%x, invalidate=%04x, flush=%04x",
520                       __entry->dev, __entry->ring,
521                       __entry->invalidate, __entry->flush)
522 );
523
524 DECLARE_EVENT_CLASS(i915_gem_request,
525             TP_PROTO(struct drm_i915_gem_request *req),
526             TP_ARGS(req),
527
528             TP_STRUCT__entry(
529                              __field(u32, dev)
530                              __field(u32, ring)
531                              __field(u32, seqno)
532                              ),
533
534             TP_fast_assign(
535                            __entry->dev = req->i915->drm.primary->index;
536                            __entry->ring = req->engine->id;
537                            __entry->seqno = req->fence.seqno;
538                            ),
539
540             TP_printk("dev=%u, ring=%u, seqno=%u",
541                       __entry->dev, __entry->ring, __entry->seqno)
542 );
543
544 DEFINE_EVENT(i915_gem_request, i915_gem_request_add,
545             TP_PROTO(struct drm_i915_gem_request *req),
546             TP_ARGS(req)
547 );
548
549 TRACE_EVENT(i915_gem_request_notify,
550             TP_PROTO(struct intel_engine_cs *engine),
551             TP_ARGS(engine),
552
553             TP_STRUCT__entry(
554                              __field(u32, dev)
555                              __field(u32, ring)
556                              __field(u32, seqno)
557                              ),
558
559             TP_fast_assign(
560                            __entry->dev = engine->i915->drm.primary->index;
561                            __entry->ring = engine->id;
562                            __entry->seqno = intel_engine_get_seqno(engine);
563                            ),
564
565             TP_printk("dev=%u, ring=%u, seqno=%u",
566                       __entry->dev, __entry->ring, __entry->seqno)
567 );
568
569 DEFINE_EVENT(i915_gem_request, i915_gem_request_retire,
570             TP_PROTO(struct drm_i915_gem_request *req),
571             TP_ARGS(req)
572 );
573
574 DEFINE_EVENT(i915_gem_request, i915_gem_request_complete,
575             TP_PROTO(struct drm_i915_gem_request *req),
576             TP_ARGS(req)
577 );
578
579 TRACE_EVENT(i915_gem_request_wait_begin,
580             TP_PROTO(struct drm_i915_gem_request *req),
581             TP_ARGS(req),
582
583             TP_STRUCT__entry(
584                              __field(u32, dev)
585                              __field(u32, ring)
586                              __field(u32, seqno)
587                              __field(bool, blocking)
588                              ),
589
590             /* NB: the blocking information is racy since mutex_is_locked
591              * doesn't check that the current thread holds the lock. The only
592              * other option would be to pass the boolean information of whether
593              * or not the class was blocking down through the stack which is
594              * less desirable.
595              */
596             TP_fast_assign(
597                            __entry->dev = req->i915->drm.primary->index;
598                            __entry->ring = req->engine->id;
599                            __entry->seqno = req->fence.seqno;
600                            __entry->blocking =
601                                      mutex_is_locked(&req->i915->drm.struct_mutex);
602                            ),
603
604             TP_printk("dev=%u, ring=%u, seqno=%u, blocking=%s",
605                       __entry->dev, __entry->ring,
606                       __entry->seqno, __entry->blocking ?  "yes (NB)" : "no")
607 );
608
609 DEFINE_EVENT(i915_gem_request, i915_gem_request_wait_end,
610             TP_PROTO(struct drm_i915_gem_request *req),
611             TP_ARGS(req)
612 );
613
614 TRACE_EVENT(i915_flip_request,
615             TP_PROTO(int plane, struct drm_i915_gem_object *obj),
616
617             TP_ARGS(plane, obj),
618
619             TP_STRUCT__entry(
620                     __field(int, plane)
621                     __field(struct drm_i915_gem_object *, obj)
622                     ),
623
624             TP_fast_assign(
625                     __entry->plane = plane;
626                     __entry->obj = obj;
627                     ),
628
629             TP_printk("plane=%d, obj=%p", __entry->plane, __entry->obj)
630 );
631
632 TRACE_EVENT(i915_flip_complete,
633             TP_PROTO(int plane, struct drm_i915_gem_object *obj),
634
635             TP_ARGS(plane, obj),
636
637             TP_STRUCT__entry(
638                     __field(int, plane)
639                     __field(struct drm_i915_gem_object *, obj)
640                     ),
641
642             TP_fast_assign(
643                     __entry->plane = plane;
644                     __entry->obj = obj;
645                     ),
646
647             TP_printk("plane=%d, obj=%p", __entry->plane, __entry->obj)
648 );
649
650 TRACE_EVENT_CONDITION(i915_reg_rw,
651         TP_PROTO(bool write, i915_reg_t reg, u64 val, int len, bool trace),
652
653         TP_ARGS(write, reg, val, len, trace),
654
655         TP_CONDITION(trace),
656
657         TP_STRUCT__entry(
658                 __field(u64, val)
659                 __field(u32, reg)
660                 __field(u16, write)
661                 __field(u16, len)
662                 ),
663
664         TP_fast_assign(
665                 __entry->val = (u64)val;
666                 __entry->reg = i915_mmio_reg_offset(reg);
667                 __entry->write = write;
668                 __entry->len = len;
669                 ),
670
671         TP_printk("%s reg=0x%x, len=%d, val=(0x%x, 0x%x)",
672                 __entry->write ? "write" : "read",
673                 __entry->reg, __entry->len,
674                 (u32)(__entry->val & 0xffffffff),
675                 (u32)(__entry->val >> 32))
676 );
677
678 TRACE_EVENT(intel_gpu_freq_change,
679             TP_PROTO(u32 freq),
680             TP_ARGS(freq),
681
682             TP_STRUCT__entry(
683                              __field(u32, freq)
684                              ),
685
686             TP_fast_assign(
687                            __entry->freq = freq;
688                            ),
689
690             TP_printk("new_freq=%u", __entry->freq)
691 );
692
693 /**
694  * DOC: i915_ppgtt_create and i915_ppgtt_release tracepoints
695  *
696  * With full ppgtt enabled each process using drm will allocate at least one
697  * translation table. With these traces it is possible to keep track of the
698  * allocation and of the lifetime of the tables; this can be used during
699  * testing/debug to verify that we are not leaking ppgtts.
700  * These traces identify the ppgtt through the vm pointer, which is also printed
701  * by the i915_vma_bind and i915_vma_unbind tracepoints.
702  */
703 DECLARE_EVENT_CLASS(i915_ppgtt,
704         TP_PROTO(struct i915_address_space *vm),
705         TP_ARGS(vm),
706
707         TP_STRUCT__entry(
708                         __field(struct i915_address_space *, vm)
709                         __field(u32, dev)
710         ),
711
712         TP_fast_assign(
713                         __entry->vm = vm;
714                         __entry->dev = vm->dev->primary->index;
715         ),
716
717         TP_printk("dev=%u, vm=%p", __entry->dev, __entry->vm)
718 )
719
720 DEFINE_EVENT(i915_ppgtt, i915_ppgtt_create,
721         TP_PROTO(struct i915_address_space *vm),
722         TP_ARGS(vm)
723 );
724
725 DEFINE_EVENT(i915_ppgtt, i915_ppgtt_release,
726         TP_PROTO(struct i915_address_space *vm),
727         TP_ARGS(vm)
728 );
729
730 /**
731  * DOC: i915_context_create and i915_context_free tracepoints
732  *
733  * These tracepoints are used to track creation and deletion of contexts.
734  * If full ppgtt is enabled, they also print the address of the vm assigned to
735  * the context.
736  */
737 DECLARE_EVENT_CLASS(i915_context,
738         TP_PROTO(struct i915_gem_context *ctx),
739         TP_ARGS(ctx),
740
741         TP_STRUCT__entry(
742                         __field(u32, dev)
743                         __field(struct i915_gem_context *, ctx)
744                         __field(struct i915_address_space *, vm)
745         ),
746
747         TP_fast_assign(
748                         __entry->ctx = ctx;
749                         __entry->vm = ctx->ppgtt ? &ctx->ppgtt->base : NULL;
750                         __entry->dev = ctx->i915->drm.primary->index;
751         ),
752
753         TP_printk("dev=%u, ctx=%p, ctx_vm=%p",
754                   __entry->dev, __entry->ctx, __entry->vm)
755 )
756
757 DEFINE_EVENT(i915_context, i915_context_create,
758         TP_PROTO(struct i915_gem_context *ctx),
759         TP_ARGS(ctx)
760 );
761
762 DEFINE_EVENT(i915_context, i915_context_free,
763         TP_PROTO(struct i915_gem_context *ctx),
764         TP_ARGS(ctx)
765 );
766
767 /**
768  * DOC: switch_mm tracepoint
769  *
770  * This tracepoint allows tracking of the mm switch, which is an important point
771  * in the lifetime of the vm in the legacy submission path. This tracepoint is
772  * called only if full ppgtt is enabled.
773  */
774 TRACE_EVENT(switch_mm,
775         TP_PROTO(struct intel_engine_cs *engine, struct i915_gem_context *to),
776
777         TP_ARGS(engine, to),
778
779         TP_STRUCT__entry(
780                         __field(u32, ring)
781                         __field(struct i915_gem_context *, to)
782                         __field(struct i915_address_space *, vm)
783                         __field(u32, dev)
784         ),
785
786         TP_fast_assign(
787                         __entry->ring = engine->id;
788                         __entry->to = to;
789                         __entry->vm = to->ppgtt? &to->ppgtt->base : NULL;
790                         __entry->dev = engine->i915->drm.primary->index;
791         ),
792
793         TP_printk("dev=%u, ring=%u, ctx=%p, ctx_vm=%p",
794                   __entry->dev, __entry->ring, __entry->to, __entry->vm)
795 );
796
797 #endif /* _I915_TRACE_H_ */
798
799 /* This part must be outside protection */
800 #undef TRACE_INCLUDE_PATH
801 #define TRACE_INCLUDE_PATH .
802 #include <trace/define_trace.h>