r600_query.c revision b8e80941
1/*
2 * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
3 * Copyright 2014 Marek Olšák <marek.olsak@amd.com>
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * on the rights to use, copy, modify, merge, publish, distribute, sub
9 * license, and/or sell copies of the Software, and to permit persons to whom
10 * the Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
22 * USE OR OTHER DEALINGS IN THE SOFTWARE.
23 */
24
25#include "r600_query.h"
26#include "r600_pipe.h"
27#include "r600_cs.h"
28#include "util/u_memory.h"
29#include "util/u_upload_mgr.h"
30#include "util/os_time.h"
31#include "tgsi/tgsi_text.h"
32
33#define R600_MAX_STREAMS 4
34
35struct r600_hw_query_params {
36	unsigned start_offset;
37	unsigned end_offset;
38	unsigned fence_offset;
39	unsigned pair_stride;
40	unsigned pair_count;
41};
42
43/* Queries without buffer handling or suspend/resume. */
44struct r600_query_sw {
45	struct r600_query b;
46
47	uint64_t begin_result;
48	uint64_t end_result;
49
50	uint64_t begin_time;
51	uint64_t end_time;
52
53	/* Fence for GPU_FINISHED. */
54	struct pipe_fence_handle *fence;
55};
56
57static void r600_query_sw_destroy(struct r600_common_screen *rscreen,
58				  struct r600_query *rquery)
59{
60	struct r600_query_sw *query = (struct r600_query_sw *)rquery;
61
62	rscreen->b.fence_reference(&rscreen->b, &query->fence, NULL);
63	FREE(query);
64}
65
66static enum radeon_value_id winsys_id_from_type(unsigned type)
67{
68	switch (type) {
69	case R600_QUERY_REQUESTED_VRAM: return RADEON_REQUESTED_VRAM_MEMORY;
70	case R600_QUERY_REQUESTED_GTT: return RADEON_REQUESTED_GTT_MEMORY;
71	case R600_QUERY_MAPPED_VRAM: return RADEON_MAPPED_VRAM;
72	case R600_QUERY_MAPPED_GTT: return RADEON_MAPPED_GTT;
73	case R600_QUERY_BUFFER_WAIT_TIME: return RADEON_BUFFER_WAIT_TIME_NS;
74	case R600_QUERY_NUM_MAPPED_BUFFERS: return RADEON_NUM_MAPPED_BUFFERS;
75	case R600_QUERY_NUM_GFX_IBS: return RADEON_NUM_GFX_IBS;
76	case R600_QUERY_NUM_SDMA_IBS: return RADEON_NUM_SDMA_IBS;
77	case R600_QUERY_GFX_BO_LIST_SIZE: return RADEON_GFX_BO_LIST_COUNTER;
78	case R600_QUERY_NUM_BYTES_MOVED: return RADEON_NUM_BYTES_MOVED;
79	case R600_QUERY_NUM_EVICTIONS: return RADEON_NUM_EVICTIONS;
80	case R600_QUERY_NUM_VRAM_CPU_PAGE_FAULTS: return RADEON_NUM_VRAM_CPU_PAGE_FAULTS;
81	case R600_QUERY_VRAM_USAGE: return RADEON_VRAM_USAGE;
82	case R600_QUERY_VRAM_VIS_USAGE: return RADEON_VRAM_VIS_USAGE;
83	case R600_QUERY_GTT_USAGE: return RADEON_GTT_USAGE;
84	case R600_QUERY_GPU_TEMPERATURE: return RADEON_GPU_TEMPERATURE;
85	case R600_QUERY_CURRENT_GPU_SCLK: return RADEON_CURRENT_SCLK;
86	case R600_QUERY_CURRENT_GPU_MCLK: return RADEON_CURRENT_MCLK;
87	case R600_QUERY_CS_THREAD_BUSY: return RADEON_CS_THREAD_TIME;
88	default: unreachable("query type does not correspond to winsys id");
89	}
90}
91
92static bool r600_query_sw_begin(struct r600_common_context *rctx,
93				struct r600_query *rquery)
94{
95	struct r600_query_sw *query = (struct r600_query_sw *)rquery;
96	enum radeon_value_id ws_id;
97
98	switch(query->b.type) {
99	case PIPE_QUERY_TIMESTAMP_DISJOINT:
100	case PIPE_QUERY_GPU_FINISHED:
101		break;
102	case R600_QUERY_DRAW_CALLS:
103		query->begin_result = rctx->num_draw_calls;
104		break;
105	case R600_QUERY_DECOMPRESS_CALLS:
106		query->begin_result = rctx->num_decompress_calls;
107		break;
108	case R600_QUERY_MRT_DRAW_CALLS:
109		query->begin_result = rctx->num_mrt_draw_calls;
110		break;
111	case R600_QUERY_PRIM_RESTART_CALLS:
112		query->begin_result = rctx->num_prim_restart_calls;
113		break;
114	case R600_QUERY_SPILL_DRAW_CALLS:
115		query->begin_result = rctx->num_spill_draw_calls;
116		break;
117	case R600_QUERY_COMPUTE_CALLS:
118		query->begin_result = rctx->num_compute_calls;
119		break;
120	case R600_QUERY_SPILL_COMPUTE_CALLS:
121		query->begin_result = rctx->num_spill_compute_calls;
122		break;
123	case R600_QUERY_DMA_CALLS:
124		query->begin_result = rctx->num_dma_calls;
125		break;
126	case R600_QUERY_CP_DMA_CALLS:
127		query->begin_result = rctx->num_cp_dma_calls;
128		break;
129	case R600_QUERY_NUM_VS_FLUSHES:
130		query->begin_result = rctx->num_vs_flushes;
131		break;
132	case R600_QUERY_NUM_PS_FLUSHES:
133		query->begin_result = rctx->num_ps_flushes;
134		break;
135	case R600_QUERY_NUM_CS_FLUSHES:
136		query->begin_result = rctx->num_cs_flushes;
137		break;
138	case R600_QUERY_NUM_CB_CACHE_FLUSHES:
139		query->begin_result = rctx->num_cb_cache_flushes;
140		break;
141	case R600_QUERY_NUM_DB_CACHE_FLUSHES:
142		query->begin_result = rctx->num_db_cache_flushes;
143		break;
144	case R600_QUERY_NUM_RESIDENT_HANDLES:
145		query->begin_result = rctx->num_resident_handles;
146		break;
147	case R600_QUERY_TC_OFFLOADED_SLOTS:
148		query->begin_result = rctx->tc ? rctx->tc->num_offloaded_slots : 0;
149		break;
150	case R600_QUERY_TC_DIRECT_SLOTS:
151		query->begin_result = rctx->tc ? rctx->tc->num_direct_slots : 0;
152		break;
153	case R600_QUERY_TC_NUM_SYNCS:
154		query->begin_result = rctx->tc ? rctx->tc->num_syncs : 0;
155		break;
156	case R600_QUERY_REQUESTED_VRAM:
157	case R600_QUERY_REQUESTED_GTT:
158	case R600_QUERY_MAPPED_VRAM:
159	case R600_QUERY_MAPPED_GTT:
160	case R600_QUERY_VRAM_USAGE:
161	case R600_QUERY_VRAM_VIS_USAGE:
162	case R600_QUERY_GTT_USAGE:
163	case R600_QUERY_GPU_TEMPERATURE:
164	case R600_QUERY_CURRENT_GPU_SCLK:
165	case R600_QUERY_CURRENT_GPU_MCLK:
166	case R600_QUERY_NUM_MAPPED_BUFFERS:
167		query->begin_result = 0;
168		break;
169	case R600_QUERY_BUFFER_WAIT_TIME:
170	case R600_QUERY_NUM_GFX_IBS:
171	case R600_QUERY_NUM_SDMA_IBS:
172	case R600_QUERY_NUM_BYTES_MOVED:
173	case R600_QUERY_NUM_EVICTIONS:
174	case R600_QUERY_NUM_VRAM_CPU_PAGE_FAULTS: {
175		enum radeon_value_id ws_id = winsys_id_from_type(query->b.type);
176		query->begin_result = rctx->ws->query_value(rctx->ws, ws_id);
177		break;
178	}
179	case R600_QUERY_GFX_BO_LIST_SIZE:
180		ws_id = winsys_id_from_type(query->b.type);
181		query->begin_result = rctx->ws->query_value(rctx->ws, ws_id);
182		query->begin_time = rctx->ws->query_value(rctx->ws,
183							  RADEON_NUM_GFX_IBS);
184		break;
185	case R600_QUERY_CS_THREAD_BUSY:
186		ws_id = winsys_id_from_type(query->b.type);
187		query->begin_result = rctx->ws->query_value(rctx->ws, ws_id);
188		query->begin_time = os_time_get_nano();
189		break;
190	case R600_QUERY_GALLIUM_THREAD_BUSY:
191		query->begin_result =
192			rctx->tc ? util_queue_get_thread_time_nano(&rctx->tc->queue, 0) : 0;
193		query->begin_time = os_time_get_nano();
194		break;
195	case R600_QUERY_GPU_LOAD:
196	case R600_QUERY_GPU_SHADERS_BUSY:
197	case R600_QUERY_GPU_TA_BUSY:
198	case R600_QUERY_GPU_GDS_BUSY:
199	case R600_QUERY_GPU_VGT_BUSY:
200	case R600_QUERY_GPU_IA_BUSY:
201	case R600_QUERY_GPU_SX_BUSY:
202	case R600_QUERY_GPU_WD_BUSY:
203	case R600_QUERY_GPU_BCI_BUSY:
204	case R600_QUERY_GPU_SC_BUSY:
205	case R600_QUERY_GPU_PA_BUSY:
206	case R600_QUERY_GPU_DB_BUSY:
207	case R600_QUERY_GPU_CP_BUSY:
208	case R600_QUERY_GPU_CB_BUSY:
209	case R600_QUERY_GPU_SDMA_BUSY:
210	case R600_QUERY_GPU_PFP_BUSY:
211	case R600_QUERY_GPU_MEQ_BUSY:
212	case R600_QUERY_GPU_ME_BUSY:
213	case R600_QUERY_GPU_SURF_SYNC_BUSY:
214	case R600_QUERY_GPU_CP_DMA_BUSY:
215	case R600_QUERY_GPU_SCRATCH_RAM_BUSY:
216		query->begin_result = r600_begin_counter(rctx->screen,
217							 query->b.type);
218		break;
219	case R600_QUERY_NUM_COMPILATIONS:
220		query->begin_result = p_atomic_read(&rctx->screen->num_compilations);
221		break;
222	case R600_QUERY_NUM_SHADERS_CREATED:
223		query->begin_result = p_atomic_read(&rctx->screen->num_shaders_created);
224		break;
225	case R600_QUERY_NUM_SHADER_CACHE_HITS:
226		query->begin_result =
227			p_atomic_read(&rctx->screen->num_shader_cache_hits);
228		break;
229	case R600_QUERY_GPIN_ASIC_ID:
230	case R600_QUERY_GPIN_NUM_SIMD:
231	case R600_QUERY_GPIN_NUM_RB:
232	case R600_QUERY_GPIN_NUM_SPI:
233	case R600_QUERY_GPIN_NUM_SE:
234		break;
235	default:
236		unreachable("r600_query_sw_begin: bad query type");
237	}
238
239	return true;
240}
241
242static bool r600_query_sw_end(struct r600_common_context *rctx,
243			      struct r600_query *rquery)
244{
245	struct r600_query_sw *query = (struct r600_query_sw *)rquery;
246	enum radeon_value_id ws_id;
247
248	switch(query->b.type) {
249	case PIPE_QUERY_TIMESTAMP_DISJOINT:
250		break;
251	case PIPE_QUERY_GPU_FINISHED:
252		rctx->b.flush(&rctx->b, &query->fence, PIPE_FLUSH_DEFERRED);
253		break;
254	case R600_QUERY_DRAW_CALLS:
255		query->end_result = rctx->num_draw_calls;
256		break;
257	case R600_QUERY_DECOMPRESS_CALLS:
258		query->end_result = rctx->num_decompress_calls;
259		break;
260	case R600_QUERY_MRT_DRAW_CALLS:
261		query->end_result = rctx->num_mrt_draw_calls;
262		break;
263	case R600_QUERY_PRIM_RESTART_CALLS:
264		query->end_result = rctx->num_prim_restart_calls;
265		break;
266	case R600_QUERY_SPILL_DRAW_CALLS:
267		query->end_result = rctx->num_spill_draw_calls;
268		break;
269	case R600_QUERY_COMPUTE_CALLS:
270		query->end_result = rctx->num_compute_calls;
271		break;
272	case R600_QUERY_SPILL_COMPUTE_CALLS:
273		query->end_result = rctx->num_spill_compute_calls;
274		break;
275	case R600_QUERY_DMA_CALLS:
276		query->end_result = rctx->num_dma_calls;
277		break;
278	case R600_QUERY_CP_DMA_CALLS:
279		query->end_result = rctx->num_cp_dma_calls;
280		break;
281	case R600_QUERY_NUM_VS_FLUSHES:
282		query->end_result = rctx->num_vs_flushes;
283		break;
284	case R600_QUERY_NUM_PS_FLUSHES:
285		query->end_result = rctx->num_ps_flushes;
286		break;
287	case R600_QUERY_NUM_CS_FLUSHES:
288		query->end_result = rctx->num_cs_flushes;
289		break;
290	case R600_QUERY_NUM_CB_CACHE_FLUSHES:
291		query->end_result = rctx->num_cb_cache_flushes;
292		break;
293	case R600_QUERY_NUM_DB_CACHE_FLUSHES:
294		query->end_result = rctx->num_db_cache_flushes;
295		break;
296	case R600_QUERY_NUM_RESIDENT_HANDLES:
297		query->end_result = rctx->num_resident_handles;
298		break;
299	case R600_QUERY_TC_OFFLOADED_SLOTS:
300		query->end_result = rctx->tc ? rctx->tc->num_offloaded_slots : 0;
301		break;
302	case R600_QUERY_TC_DIRECT_SLOTS:
303		query->end_result = rctx->tc ? rctx->tc->num_direct_slots : 0;
304		break;
305	case R600_QUERY_TC_NUM_SYNCS:
306		query->end_result = rctx->tc ? rctx->tc->num_syncs : 0;
307		break;
308	case R600_QUERY_REQUESTED_VRAM:
309	case R600_QUERY_REQUESTED_GTT:
310	case R600_QUERY_MAPPED_VRAM:
311	case R600_QUERY_MAPPED_GTT:
312	case R600_QUERY_VRAM_USAGE:
313	case R600_QUERY_VRAM_VIS_USAGE:
314	case R600_QUERY_GTT_USAGE:
315	case R600_QUERY_GPU_TEMPERATURE:
316	case R600_QUERY_CURRENT_GPU_SCLK:
317	case R600_QUERY_CURRENT_GPU_MCLK:
318	case R600_QUERY_BUFFER_WAIT_TIME:
319	case R600_QUERY_NUM_MAPPED_BUFFERS:
320	case R600_QUERY_NUM_GFX_IBS:
321	case R600_QUERY_NUM_SDMA_IBS:
322	case R600_QUERY_NUM_BYTES_MOVED:
323	case R600_QUERY_NUM_EVICTIONS:
324	case R600_QUERY_NUM_VRAM_CPU_PAGE_FAULTS: {
325		enum radeon_value_id ws_id = winsys_id_from_type(query->b.type);
326		query->end_result = rctx->ws->query_value(rctx->ws, ws_id);
327		break;
328	}
329	case R600_QUERY_GFX_BO_LIST_SIZE:
330		ws_id = winsys_id_from_type(query->b.type);
331		query->end_result = rctx->ws->query_value(rctx->ws, ws_id);
332		query->end_time = rctx->ws->query_value(rctx->ws,
333							RADEON_NUM_GFX_IBS);
334		break;
335	case R600_QUERY_CS_THREAD_BUSY:
336		ws_id = winsys_id_from_type(query->b.type);
337		query->end_result = rctx->ws->query_value(rctx->ws, ws_id);
338		query->end_time = os_time_get_nano();
339		break;
340	case R600_QUERY_GALLIUM_THREAD_BUSY:
341		query->end_result =
342			rctx->tc ? util_queue_get_thread_time_nano(&rctx->tc->queue, 0) : 0;
343		query->end_time = os_time_get_nano();
344		break;
345	case R600_QUERY_GPU_LOAD:
346	case R600_QUERY_GPU_SHADERS_BUSY:
347	case R600_QUERY_GPU_TA_BUSY:
348	case R600_QUERY_GPU_GDS_BUSY:
349	case R600_QUERY_GPU_VGT_BUSY:
350	case R600_QUERY_GPU_IA_BUSY:
351	case R600_QUERY_GPU_SX_BUSY:
352	case R600_QUERY_GPU_WD_BUSY:
353	case R600_QUERY_GPU_BCI_BUSY:
354	case R600_QUERY_GPU_SC_BUSY:
355	case R600_QUERY_GPU_PA_BUSY:
356	case R600_QUERY_GPU_DB_BUSY:
357	case R600_QUERY_GPU_CP_BUSY:
358	case R600_QUERY_GPU_CB_BUSY:
359	case R600_QUERY_GPU_SDMA_BUSY:
360	case R600_QUERY_GPU_PFP_BUSY:
361	case R600_QUERY_GPU_MEQ_BUSY:
362	case R600_QUERY_GPU_ME_BUSY:
363	case R600_QUERY_GPU_SURF_SYNC_BUSY:
364	case R600_QUERY_GPU_CP_DMA_BUSY:
365	case R600_QUERY_GPU_SCRATCH_RAM_BUSY:
366		query->end_result = r600_end_counter(rctx->screen,
367						     query->b.type,
368						     query->begin_result);
369		query->begin_result = 0;
370		break;
371	case R600_QUERY_NUM_COMPILATIONS:
372		query->end_result = p_atomic_read(&rctx->screen->num_compilations);
373		break;
374	case R600_QUERY_NUM_SHADERS_CREATED:
375		query->end_result = p_atomic_read(&rctx->screen->num_shaders_created);
376		break;
377	case R600_QUERY_NUM_SHADER_CACHE_HITS:
378		query->end_result =
379			p_atomic_read(&rctx->screen->num_shader_cache_hits);
380		break;
381	case R600_QUERY_GPIN_ASIC_ID:
382	case R600_QUERY_GPIN_NUM_SIMD:
383	case R600_QUERY_GPIN_NUM_RB:
384	case R600_QUERY_GPIN_NUM_SPI:
385	case R600_QUERY_GPIN_NUM_SE:
386		break;
387	default:
388		unreachable("r600_query_sw_end: bad query type");
389	}
390
391	return true;
392}
393
394static bool r600_query_sw_get_result(struct r600_common_context *rctx,
395				     struct r600_query *rquery,
396				     bool wait,
397				     union pipe_query_result *result)
398{
399	struct r600_query_sw *query = (struct r600_query_sw *)rquery;
400
401	switch (query->b.type) {
402	case PIPE_QUERY_TIMESTAMP_DISJOINT:
403		/* Convert from cycles per millisecond to cycles per second (Hz). */
404		result->timestamp_disjoint.frequency =
405			(uint64_t)rctx->screen->info.clock_crystal_freq * 1000;
406		result->timestamp_disjoint.disjoint = false;
407		return true;
408	case PIPE_QUERY_GPU_FINISHED: {
409		struct pipe_screen *screen = rctx->b.screen;
410		struct pipe_context *ctx = rquery->b.flushed ? NULL : &rctx->b;
411
412		result->b = screen->fence_finish(screen, ctx, query->fence,
413						 wait ? PIPE_TIMEOUT_INFINITE : 0);
414		return result->b;
415	}
416
417	case R600_QUERY_GFX_BO_LIST_SIZE:
418		result->u64 = (query->end_result - query->begin_result) /
419			      (query->end_time - query->begin_time);
420		return true;
421	case R600_QUERY_CS_THREAD_BUSY:
422	case R600_QUERY_GALLIUM_THREAD_BUSY:
423		result->u64 = (query->end_result - query->begin_result) * 100 /
424			      (query->end_time - query->begin_time);
425		return true;
426	case R600_QUERY_GPIN_ASIC_ID:
427		result->u32 = 0;
428		return true;
429	case R600_QUERY_GPIN_NUM_SIMD:
430		result->u32 = rctx->screen->info.num_good_compute_units;
431		return true;
432	case R600_QUERY_GPIN_NUM_RB:
433		result->u32 = rctx->screen->info.num_render_backends;
434		return true;
435	case R600_QUERY_GPIN_NUM_SPI:
436		result->u32 = 1; /* all supported chips have one SPI per SE */
437		return true;
438	case R600_QUERY_GPIN_NUM_SE:
439		result->u32 = rctx->screen->info.max_se;
440		return true;
441	}
442
443	result->u64 = query->end_result - query->begin_result;
444
445	switch (query->b.type) {
446	case R600_QUERY_BUFFER_WAIT_TIME:
447	case R600_QUERY_GPU_TEMPERATURE:
448		result->u64 /= 1000;
449		break;
450	case R600_QUERY_CURRENT_GPU_SCLK:
451	case R600_QUERY_CURRENT_GPU_MCLK:
452		result->u64 *= 1000000;
453		break;
454	}
455
456	return true;
457}
458
459
460static struct r600_query_ops sw_query_ops = {
461	.destroy = r600_query_sw_destroy,
462	.begin = r600_query_sw_begin,
463	.end = r600_query_sw_end,
464	.get_result = r600_query_sw_get_result,
465	.get_result_resource = NULL
466};
467
468static struct pipe_query *r600_query_sw_create(unsigned query_type)
469{
470	struct r600_query_sw *query;
471
472	query = CALLOC_STRUCT(r600_query_sw);
473	if (!query)
474		return NULL;
475
476	query->b.type = query_type;
477	query->b.ops = &sw_query_ops;
478
479	return (struct pipe_query *)query;
480}
481
482void r600_query_hw_destroy(struct r600_common_screen *rscreen,
483			   struct r600_query *rquery)
484{
485	struct r600_query_hw *query = (struct r600_query_hw *)rquery;
486	struct r600_query_buffer *prev = query->buffer.previous;
487
488	/* Release all query buffers. */
489	while (prev) {
490		struct r600_query_buffer *qbuf = prev;
491		prev = prev->previous;
492		r600_resource_reference(&qbuf->buf, NULL);
493		FREE(qbuf);
494	}
495
496	r600_resource_reference(&query->buffer.buf, NULL);
497	FREE(rquery);
498}
499
500static struct r600_resource *r600_new_query_buffer(struct r600_common_screen *rscreen,
501						   struct r600_query_hw *query)
502{
503	unsigned buf_size = MAX2(query->result_size,
504				 rscreen->info.min_alloc_size);
505
506	/* Queries are normally read by the CPU after
507	 * being written by the gpu, hence staging is probably a good
508	 * usage pattern.
509	 */
510	struct r600_resource *buf = (struct r600_resource*)
511		pipe_buffer_create(&rscreen->b, 0,
512				   PIPE_USAGE_STAGING, buf_size);
513	if (!buf)
514		return NULL;
515
516	if (!query->ops->prepare_buffer(rscreen, query, buf)) {
517		r600_resource_reference(&buf, NULL);
518		return NULL;
519	}
520
521	return buf;
522}
523
524static bool r600_query_hw_prepare_buffer(struct r600_common_screen *rscreen,
525					 struct r600_query_hw *query,
526					 struct r600_resource *buffer)
527{
528	/* Callers ensure that the buffer is currently unused by the GPU. */
529	uint32_t *results = rscreen->ws->buffer_map(buffer->buf, NULL,
530						   PIPE_TRANSFER_WRITE |
531						   PIPE_TRANSFER_UNSYNCHRONIZED);
532	if (!results)
533		return false;
534
535	memset(results, 0, buffer->b.b.width0);
536
537	if (query->b.type == PIPE_QUERY_OCCLUSION_COUNTER ||
538	    query->b.type == PIPE_QUERY_OCCLUSION_PREDICATE ||
539	    query->b.type == PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE) {
540		unsigned max_rbs = rscreen->info.num_render_backends;
541		unsigned enabled_rb_mask = rscreen->info.enabled_rb_mask;
542		unsigned num_results;
543		unsigned i, j;
544
545		/* Set top bits for unused backends. */
546		num_results = buffer->b.b.width0 / query->result_size;
547		for (j = 0; j < num_results; j++) {
548			for (i = 0; i < max_rbs; i++) {
549				if (!(enabled_rb_mask & (1<<i))) {
550					results[(i * 4)+1] = 0x80000000;
551					results[(i * 4)+3] = 0x80000000;
552				}
553			}
554			results += 4 * max_rbs;
555		}
556	}
557
558	return true;
559}
560
561static void r600_query_hw_get_result_resource(struct r600_common_context *rctx,
562                                              struct r600_query *rquery,
563                                              bool wait,
564                                              enum pipe_query_value_type result_type,
565                                              int index,
566                                              struct pipe_resource *resource,
567                                              unsigned offset);
568
569static struct r600_query_ops query_hw_ops = {
570	.destroy = r600_query_hw_destroy,
571	.begin = r600_query_hw_begin,
572	.end = r600_query_hw_end,
573	.get_result = r600_query_hw_get_result,
574	.get_result_resource = r600_query_hw_get_result_resource,
575};
576
577static void r600_query_hw_do_emit_start(struct r600_common_context *ctx,
578					struct r600_query_hw *query,
579					struct r600_resource *buffer,
580					uint64_t va);
581static void r600_query_hw_do_emit_stop(struct r600_common_context *ctx,
582				       struct r600_query_hw *query,
583				       struct r600_resource *buffer,
584				       uint64_t va);
585static void r600_query_hw_add_result(struct r600_common_screen *rscreen,
586				     struct r600_query_hw *, void *buffer,
587				     union pipe_query_result *result);
588static void r600_query_hw_clear_result(struct r600_query_hw *,
589				       union pipe_query_result *);
590
591static struct r600_query_hw_ops query_hw_default_hw_ops = {
592	.prepare_buffer = r600_query_hw_prepare_buffer,
593	.emit_start = r600_query_hw_do_emit_start,
594	.emit_stop = r600_query_hw_do_emit_stop,
595	.clear_result = r600_query_hw_clear_result,
596	.add_result = r600_query_hw_add_result,
597};
598
599bool r600_query_hw_init(struct r600_common_screen *rscreen,
600			struct r600_query_hw *query)
601{
602	query->buffer.buf = r600_new_query_buffer(rscreen, query);
603	if (!query->buffer.buf)
604		return false;
605
606	return true;
607}
608
609static struct pipe_query *r600_query_hw_create(struct r600_common_screen *rscreen,
610					       unsigned query_type,
611					       unsigned index)
612{
613	struct r600_query_hw *query = CALLOC_STRUCT(r600_query_hw);
614	if (!query)
615		return NULL;
616
617	query->b.type = query_type;
618	query->b.ops = &query_hw_ops;
619	query->ops = &query_hw_default_hw_ops;
620
621	switch (query_type) {
622	case PIPE_QUERY_OCCLUSION_COUNTER:
623	case PIPE_QUERY_OCCLUSION_PREDICATE:
624  	case PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE:
625		query->result_size = 16 * rscreen->info.num_render_backends;
626		query->result_size += 16; /* for the fence + alignment */
627		query->num_cs_dw_begin = 6;
628		query->num_cs_dw_end = 6 + r600_gfx_write_fence_dwords(rscreen);
629		break;
630	case PIPE_QUERY_TIME_ELAPSED:
631		query->result_size = 24;
632		query->num_cs_dw_begin = 8;
633		query->num_cs_dw_end = 8 + r600_gfx_write_fence_dwords(rscreen);
634		break;
635	case PIPE_QUERY_TIMESTAMP:
636		query->result_size = 16;
637		query->num_cs_dw_end = 8 + r600_gfx_write_fence_dwords(rscreen);
638		query->flags = R600_QUERY_HW_FLAG_NO_START;
639		break;
640	case PIPE_QUERY_PRIMITIVES_EMITTED:
641	case PIPE_QUERY_PRIMITIVES_GENERATED:
642	case PIPE_QUERY_SO_STATISTICS:
643	case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
644		/* NumPrimitivesWritten, PrimitiveStorageNeeded. */
645		query->result_size = 32;
646		query->num_cs_dw_begin = 6;
647		query->num_cs_dw_end = 6;
648		query->stream = index;
649		break;
650	case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
651		/* NumPrimitivesWritten, PrimitiveStorageNeeded. */
652		query->result_size = 32 * R600_MAX_STREAMS;
653		query->num_cs_dw_begin = 6 * R600_MAX_STREAMS;
654		query->num_cs_dw_end = 6 * R600_MAX_STREAMS;
655		break;
656	case PIPE_QUERY_PIPELINE_STATISTICS:
657		/* 11 values on EG, 8 on R600. */
658		query->result_size = (rscreen->chip_class >= EVERGREEN ? 11 : 8) * 16;
659		query->result_size += 8; /* for the fence + alignment */
660		query->num_cs_dw_begin = 6;
661		query->num_cs_dw_end = 6 + r600_gfx_write_fence_dwords(rscreen);
662		break;
663	default:
664		assert(0);
665		FREE(query);
666		return NULL;
667	}
668
669	if (!r600_query_hw_init(rscreen, query)) {
670		FREE(query);
671		return NULL;
672	}
673
674	return (struct pipe_query *)query;
675}
676
677static void r600_update_occlusion_query_state(struct r600_common_context *rctx,
678					      unsigned type, int diff)
679{
680	if (type == PIPE_QUERY_OCCLUSION_COUNTER ||
681	    type == PIPE_QUERY_OCCLUSION_PREDICATE ||
682	    type == PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE) {
683		bool old_enable = rctx->num_occlusion_queries != 0;
684		bool old_perfect_enable =
685			rctx->num_perfect_occlusion_queries != 0;
686		bool enable, perfect_enable;
687
688		rctx->num_occlusion_queries += diff;
689		assert(rctx->num_occlusion_queries >= 0);
690
691		if (type != PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE) {
692			rctx->num_perfect_occlusion_queries += diff;
693			assert(rctx->num_perfect_occlusion_queries >= 0);
694		}
695
696		enable = rctx->num_occlusion_queries != 0;
697		perfect_enable = rctx->num_perfect_occlusion_queries != 0;
698
699		if (enable != old_enable || perfect_enable != old_perfect_enable) {
700			struct r600_context *ctx = (struct r600_context*)rctx;
701			r600_mark_atom_dirty(ctx, &ctx->db_misc_state.atom);
702		}
703	}
704}
705
706static unsigned event_type_for_stream(unsigned stream)
707{
708	switch (stream) {
709	default:
710	case 0: return EVENT_TYPE_SAMPLE_STREAMOUTSTATS;
711	case 1: return EVENT_TYPE_SAMPLE_STREAMOUTSTATS1;
712	case 2: return EVENT_TYPE_SAMPLE_STREAMOUTSTATS2;
713	case 3: return EVENT_TYPE_SAMPLE_STREAMOUTSTATS3;
714	}
715}
716
717static void emit_sample_streamout(struct radeon_cmdbuf *cs, uint64_t va,
718				  unsigned stream)
719{
720	radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 2, 0));
721	radeon_emit(cs, EVENT_TYPE(event_type_for_stream(stream)) | EVENT_INDEX(3));
722	radeon_emit(cs, va);
723	radeon_emit(cs, va >> 32);
724}
725
726static void r600_query_hw_do_emit_start(struct r600_common_context *ctx,
727					struct r600_query_hw *query,
728					struct r600_resource *buffer,
729					uint64_t va)
730{
731	struct radeon_cmdbuf *cs = ctx->gfx.cs;
732
733	switch (query->b.type) {
734	case PIPE_QUERY_OCCLUSION_COUNTER:
735	case PIPE_QUERY_OCCLUSION_PREDICATE:
736  	case PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE:
737		radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 2, 0));
738		radeon_emit(cs, EVENT_TYPE(EVENT_TYPE_ZPASS_DONE) | EVENT_INDEX(1));
739		radeon_emit(cs, va);
740		radeon_emit(cs, va >> 32);
741		break;
742	case PIPE_QUERY_PRIMITIVES_EMITTED:
743	case PIPE_QUERY_PRIMITIVES_GENERATED:
744	case PIPE_QUERY_SO_STATISTICS:
745	case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
746		emit_sample_streamout(cs, va, query->stream);
747		break;
748	case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
749		for (unsigned stream = 0; stream < R600_MAX_STREAMS; ++stream)
750			emit_sample_streamout(cs, va + 32 * stream, stream);
751		break;
752	case PIPE_QUERY_TIME_ELAPSED:
753		/* Write the timestamp after the last draw is done.
754		 * (bottom-of-pipe)
755		 */
756		r600_gfx_write_event_eop(ctx, EVENT_TYPE_BOTTOM_OF_PIPE_TS,
757					 0, EOP_DATA_SEL_TIMESTAMP,
758					 NULL, va, 0, query->b.type);
759		break;
760	case PIPE_QUERY_PIPELINE_STATISTICS:
761		radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 2, 0));
762		radeon_emit(cs, EVENT_TYPE(EVENT_TYPE_SAMPLE_PIPELINESTAT) | EVENT_INDEX(2));
763		radeon_emit(cs, va);
764		radeon_emit(cs, va >> 32);
765		break;
766	default:
767		assert(0);
768	}
769	r600_emit_reloc(ctx, &ctx->gfx, query->buffer.buf, RADEON_USAGE_WRITE,
770			RADEON_PRIO_QUERY);
771}
772
773static void r600_query_hw_emit_start(struct r600_common_context *ctx,
774				     struct r600_query_hw *query)
775{
776	uint64_t va;
777
778	if (!query->buffer.buf)
779		return; // previous buffer allocation failure
780
781	r600_update_occlusion_query_state(ctx, query->b.type, 1);
782	r600_update_prims_generated_query_state(ctx, query->b.type, 1);
783
784	ctx->need_gfx_cs_space(&ctx->b, query->num_cs_dw_begin + query->num_cs_dw_end,
785			       true);
786
787	/* Get a new query buffer if needed. */
788	if (query->buffer.results_end + query->result_size > query->buffer.buf->b.b.width0) {
789		struct r600_query_buffer *qbuf = MALLOC_STRUCT(r600_query_buffer);
790		*qbuf = query->buffer;
791		query->buffer.results_end = 0;
792		query->buffer.previous = qbuf;
793		query->buffer.buf = r600_new_query_buffer(ctx->screen, query);
794		if (!query->buffer.buf)
795			return;
796	}
797
798	/* emit begin query */
799	va = query->buffer.buf->gpu_address + query->buffer.results_end;
800
801	query->ops->emit_start(ctx, query, query->buffer.buf, va);
802
803	ctx->num_cs_dw_queries_suspend += query->num_cs_dw_end;
804}
805
806static void r600_query_hw_do_emit_stop(struct r600_common_context *ctx,
807				       struct r600_query_hw *query,
808				       struct r600_resource *buffer,
809				       uint64_t va)
810{
811	struct radeon_cmdbuf *cs = ctx->gfx.cs;
812	uint64_t fence_va = 0;
813
814	switch (query->b.type) {
815	case PIPE_QUERY_OCCLUSION_COUNTER:
816	case PIPE_QUERY_OCCLUSION_PREDICATE:
817	case PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE:
818		va += 8;
819		radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 2, 0));
820		radeon_emit(cs, EVENT_TYPE(EVENT_TYPE_ZPASS_DONE) | EVENT_INDEX(1));
821		radeon_emit(cs, va);
822		radeon_emit(cs, va >> 32);
823
824		fence_va = va + ctx->screen->info.num_render_backends * 16 - 8;
825		break;
826	case PIPE_QUERY_PRIMITIVES_EMITTED:
827	case PIPE_QUERY_PRIMITIVES_GENERATED:
828	case PIPE_QUERY_SO_STATISTICS:
829	case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
830		va += 16;
831		emit_sample_streamout(cs, va, query->stream);
832		break;
833	case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
834		va += 16;
835		for (unsigned stream = 0; stream < R600_MAX_STREAMS; ++stream)
836			emit_sample_streamout(cs, va + 32 * stream, stream);
837		break;
838	case PIPE_QUERY_TIME_ELAPSED:
839		va += 8;
840		/* fall through */
841	case PIPE_QUERY_TIMESTAMP:
842		r600_gfx_write_event_eop(ctx, EVENT_TYPE_BOTTOM_OF_PIPE_TS,
843					 0, EOP_DATA_SEL_TIMESTAMP, NULL, va,
844					 0, query->b.type);
845		fence_va = va + 8;
846		break;
847	case PIPE_QUERY_PIPELINE_STATISTICS: {
848		unsigned sample_size = (query->result_size - 8) / 2;
849
850		va += sample_size;
851		radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 2, 0));
852		radeon_emit(cs, EVENT_TYPE(EVENT_TYPE_SAMPLE_PIPELINESTAT) | EVENT_INDEX(2));
853		radeon_emit(cs, va);
854		radeon_emit(cs, va >> 32);
855
856		fence_va = va + sample_size;
857		break;
858	}
859	default:
860		assert(0);
861	}
862	r600_emit_reloc(ctx, &ctx->gfx, query->buffer.buf, RADEON_USAGE_WRITE,
863			RADEON_PRIO_QUERY);
864
865	if (fence_va)
866		r600_gfx_write_event_eop(ctx, EVENT_TYPE_BOTTOM_OF_PIPE_TS, 0,
867					 EOP_DATA_SEL_VALUE_32BIT,
868					 query->buffer.buf, fence_va, 0x80000000,
869					 query->b.type);
870}
871
872static void r600_query_hw_emit_stop(struct r600_common_context *ctx,
873				    struct r600_query_hw *query)
874{
875	uint64_t va;
876
877	if (!query->buffer.buf)
878		return; // previous buffer allocation failure
879
880	/* The queries which need begin already called this in begin_query. */
881	if (query->flags & R600_QUERY_HW_FLAG_NO_START) {
882		ctx->need_gfx_cs_space(&ctx->b, query->num_cs_dw_end, false);
883	}
884
885	/* emit end query */
886	va = query->buffer.buf->gpu_address + query->buffer.results_end;
887
888	query->ops->emit_stop(ctx, query, query->buffer.buf, va);
889
890	query->buffer.results_end += query->result_size;
891
892	if (!(query->flags & R600_QUERY_HW_FLAG_NO_START))
893		ctx->num_cs_dw_queries_suspend -= query->num_cs_dw_end;
894
895	r600_update_occlusion_query_state(ctx, query->b.type, -1);
896	r600_update_prims_generated_query_state(ctx, query->b.type, -1);
897}
898
899static void emit_set_predicate(struct r600_common_context *ctx,
900			       struct r600_resource *buf, uint64_t va,
901			       uint32_t op)
902{
903	struct radeon_cmdbuf *cs = ctx->gfx.cs;
904
905	radeon_emit(cs, PKT3(PKT3_SET_PREDICATION, 1, 0));
906	radeon_emit(cs, va);
907	radeon_emit(cs, op | ((va >> 32) & 0xFF));
908	r600_emit_reloc(ctx, &ctx->gfx, buf, RADEON_USAGE_READ,
909			RADEON_PRIO_QUERY);
910}
911
912static void r600_emit_query_predication(struct r600_common_context *ctx,
913					struct r600_atom *atom)
914{
915	struct r600_query_hw *query = (struct r600_query_hw *)ctx->render_cond;
916	struct r600_query_buffer *qbuf;
917	uint32_t op;
918	bool flag_wait, invert;
919
920	if (!query)
921		return;
922
923	invert = ctx->render_cond_invert;
924	flag_wait = ctx->render_cond_mode == PIPE_RENDER_COND_WAIT ||
925		    ctx->render_cond_mode == PIPE_RENDER_COND_BY_REGION_WAIT;
926
927	switch (query->b.type) {
928	case PIPE_QUERY_OCCLUSION_COUNTER:
929	case PIPE_QUERY_OCCLUSION_PREDICATE:
930	case PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE:
931		op = PRED_OP(PREDICATION_OP_ZPASS);
932		break;
933	case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
934	case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
935		op = PRED_OP(PREDICATION_OP_PRIMCOUNT);
936		invert = !invert;
937		break;
938	default:
939		assert(0);
940		return;
941	}
942
943	/* if true then invert, see GL_ARB_conditional_render_inverted */
944	if (invert)
945		op |= PREDICATION_DRAW_NOT_VISIBLE; /* Draw if not visible or overflow */
946	else
947		op |= PREDICATION_DRAW_VISIBLE; /* Draw if visible or no overflow */
948
949	op |= flag_wait ? PREDICATION_HINT_WAIT : PREDICATION_HINT_NOWAIT_DRAW;
950
951	/* emit predicate packets for all data blocks */
952	for (qbuf = &query->buffer; qbuf; qbuf = qbuf->previous) {
953		unsigned results_base = 0;
954		uint64_t va_base = qbuf->buf->gpu_address;
955
956		while (results_base < qbuf->results_end) {
957			uint64_t va = va_base + results_base;
958
959			if (query->b.type == PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE) {
960				for (unsigned stream = 0; stream < R600_MAX_STREAMS; ++stream) {
961					emit_set_predicate(ctx, qbuf->buf, va + 32 * stream, op);
962
963					/* set CONTINUE bit for all packets except the first */
964					op |= PREDICATION_CONTINUE;
965				}
966			} else {
967				emit_set_predicate(ctx, qbuf->buf, va, op);
968				op |= PREDICATION_CONTINUE;
969			}
970
971			results_base += query->result_size;
972		}
973	}
974}
975
976static struct pipe_query *r600_create_query(struct pipe_context *ctx, unsigned query_type, unsigned index)
977{
978	struct r600_common_screen *rscreen =
979		(struct r600_common_screen *)ctx->screen;
980
981	if (query_type == PIPE_QUERY_TIMESTAMP_DISJOINT ||
982	    query_type == PIPE_QUERY_GPU_FINISHED ||
983	    query_type >= PIPE_QUERY_DRIVER_SPECIFIC)
984		return r600_query_sw_create(query_type);
985
986	return r600_query_hw_create(rscreen, query_type, index);
987}
988
989static void r600_destroy_query(struct pipe_context *ctx, struct pipe_query *query)
990{
991	struct r600_common_context *rctx = (struct r600_common_context *)ctx;
992	struct r600_query *rquery = (struct r600_query *)query;
993
994	rquery->ops->destroy(rctx->screen, rquery);
995}
996
997static boolean r600_begin_query(struct pipe_context *ctx,
998                                struct pipe_query *query)
999{
1000	struct r600_common_context *rctx = (struct r600_common_context *)ctx;
1001	struct r600_query *rquery = (struct r600_query *)query;
1002
1003	return rquery->ops->begin(rctx, rquery);
1004}
1005
1006void r600_query_hw_reset_buffers(struct r600_common_context *rctx,
1007				 struct r600_query_hw *query)
1008{
1009	struct r600_query_buffer *prev = query->buffer.previous;
1010
1011	/* Discard the old query buffers. */
1012	while (prev) {
1013		struct r600_query_buffer *qbuf = prev;
1014		prev = prev->previous;
1015		r600_resource_reference(&qbuf->buf, NULL);
1016		FREE(qbuf);
1017	}
1018
1019	query->buffer.results_end = 0;
1020	query->buffer.previous = NULL;
1021
1022	/* Obtain a new buffer if the current one can't be mapped without a stall. */
1023	if (r600_rings_is_buffer_referenced(rctx, query->buffer.buf->buf, RADEON_USAGE_READWRITE) ||
1024	    !rctx->ws->buffer_wait(query->buffer.buf->buf, 0, RADEON_USAGE_READWRITE)) {
1025		r600_resource_reference(&query->buffer.buf, NULL);
1026		query->buffer.buf = r600_new_query_buffer(rctx->screen, query);
1027	} else {
1028		if (!query->ops->prepare_buffer(rctx->screen, query, query->buffer.buf))
1029			r600_resource_reference(&query->buffer.buf, NULL);
1030	}
1031}
1032
1033bool r600_query_hw_begin(struct r600_common_context *rctx,
1034			 struct r600_query *rquery)
1035{
1036	struct r600_query_hw *query = (struct r600_query_hw *)rquery;
1037
1038	if (query->flags & R600_QUERY_HW_FLAG_NO_START) {
1039		assert(0);
1040		return false;
1041	}
1042
1043	if (!(query->flags & R600_QUERY_HW_FLAG_BEGIN_RESUMES))
1044		r600_query_hw_reset_buffers(rctx, query);
1045
1046	r600_query_hw_emit_start(rctx, query);
1047	if (!query->buffer.buf)
1048		return false;
1049
1050	LIST_ADDTAIL(&query->list, &rctx->active_queries);
1051	return true;
1052}
1053
1054static bool r600_end_query(struct pipe_context *ctx, struct pipe_query *query)
1055{
1056	struct r600_common_context *rctx = (struct r600_common_context *)ctx;
1057	struct r600_query *rquery = (struct r600_query *)query;
1058
1059	return rquery->ops->end(rctx, rquery);
1060}
1061
1062bool r600_query_hw_end(struct r600_common_context *rctx,
1063		       struct r600_query *rquery)
1064{
1065	struct r600_query_hw *query = (struct r600_query_hw *)rquery;
1066
1067	if (query->flags & R600_QUERY_HW_FLAG_NO_START)
1068		r600_query_hw_reset_buffers(rctx, query);
1069
1070	r600_query_hw_emit_stop(rctx, query);
1071
1072	if (!(query->flags & R600_QUERY_HW_FLAG_NO_START))
1073		LIST_DELINIT(&query->list);
1074
1075	if (!query->buffer.buf)
1076		return false;
1077
1078	return true;
1079}
1080
1081static void r600_get_hw_query_params(struct r600_common_context *rctx,
1082				     struct r600_query_hw *rquery, int index,
1083				     struct r600_hw_query_params *params)
1084{
1085	unsigned max_rbs = rctx->screen->info.num_render_backends;
1086
1087	params->pair_stride = 0;
1088	params->pair_count = 1;
1089
1090	switch (rquery->b.type) {
1091	case PIPE_QUERY_OCCLUSION_COUNTER:
1092	case PIPE_QUERY_OCCLUSION_PREDICATE:
1093	case PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE:
1094		params->start_offset = 0;
1095		params->end_offset = 8;
1096		params->fence_offset = max_rbs * 16;
1097		params->pair_stride = 16;
1098		params->pair_count = max_rbs;
1099		break;
1100	case PIPE_QUERY_TIME_ELAPSED:
1101		params->start_offset = 0;
1102		params->end_offset = 8;
1103		params->fence_offset = 16;
1104		break;
1105	case PIPE_QUERY_TIMESTAMP:
1106		params->start_offset = 0;
1107		params->end_offset = 0;
1108		params->fence_offset = 8;
1109		break;
1110	case PIPE_QUERY_PRIMITIVES_EMITTED:
1111		params->start_offset = 8;
1112		params->end_offset = 24;
1113		params->fence_offset = params->end_offset + 4;
1114		break;
1115	case PIPE_QUERY_PRIMITIVES_GENERATED:
1116		params->start_offset = 0;
1117		params->end_offset = 16;
1118		params->fence_offset = params->end_offset + 4;
1119		break;
1120	case PIPE_QUERY_SO_STATISTICS:
1121		params->start_offset = 8 - index * 8;
1122		params->end_offset = 24 - index * 8;
1123		params->fence_offset = params->end_offset + 4;
1124		break;
1125	case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
1126		params->pair_count = R600_MAX_STREAMS;
1127		params->pair_stride = 32;
1128	case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
1129		params->start_offset = 0;
1130		params->end_offset = 16;
1131
1132		/* We can re-use the high dword of the last 64-bit value as a
1133		 * fence: it is initialized as 0, and the high bit is set by
1134		 * the write of the streamout stats event.
1135		 */
1136		params->fence_offset = rquery->result_size - 4;
1137		break;
1138	case PIPE_QUERY_PIPELINE_STATISTICS:
1139	{
1140		/* Offsets apply to EG+ */
1141		static const unsigned offsets[] = {56, 48, 24, 32, 40, 16, 8, 0, 64, 72, 80};
1142		params->start_offset = offsets[index];
1143		params->end_offset = 88 + offsets[index];
1144		params->fence_offset = 2 * 88;
1145		break;
1146	}
1147	default:
1148		unreachable("r600_get_hw_query_params unsupported");
1149	}
1150}
1151
1152static unsigned r600_query_read_result(void *map, unsigned start_index, unsigned end_index,
1153				       bool test_status_bit)
1154{
1155	uint32_t *current_result = (uint32_t*)map;
1156	uint64_t start, end;
1157
1158	start = (uint64_t)current_result[start_index] |
1159		(uint64_t)current_result[start_index+1] << 32;
1160	end = (uint64_t)current_result[end_index] |
1161	      (uint64_t)current_result[end_index+1] << 32;
1162
1163	if (!test_status_bit ||
1164	    ((start & 0x8000000000000000UL) && (end & 0x8000000000000000UL))) {
1165		return end - start;
1166	}
1167	return 0;
1168}
1169
1170static void r600_query_hw_add_result(struct r600_common_screen *rscreen,
1171				     struct r600_query_hw *query,
1172				     void *buffer,
1173				     union pipe_query_result *result)
1174{
1175	unsigned max_rbs = rscreen->info.num_render_backends;
1176
1177	switch (query->b.type) {
1178	case PIPE_QUERY_OCCLUSION_COUNTER: {
1179		for (unsigned i = 0; i < max_rbs; ++i) {
1180			unsigned results_base = i * 16;
1181			result->u64 +=
1182				r600_query_read_result(buffer + results_base, 0, 2, true);
1183		}
1184		break;
1185	}
1186	case PIPE_QUERY_OCCLUSION_PREDICATE:
1187	case PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE: {
1188		for (unsigned i = 0; i < max_rbs; ++i) {
1189			unsigned results_base = i * 16;
1190			result->b = result->b ||
1191				r600_query_read_result(buffer + results_base, 0, 2, true) != 0;
1192		}
1193		break;
1194	}
1195	case PIPE_QUERY_TIME_ELAPSED:
1196		result->u64 += r600_query_read_result(buffer, 0, 2, false);
1197		break;
1198	case PIPE_QUERY_TIMESTAMP:
1199		result->u64 = *(uint64_t*)buffer;
1200		break;
1201	case PIPE_QUERY_PRIMITIVES_EMITTED:
1202		/* SAMPLE_STREAMOUTSTATS stores this structure:
1203		 * {
1204		 *    u64 NumPrimitivesWritten;
1205		 *    u64 PrimitiveStorageNeeded;
1206		 * }
1207		 * We only need NumPrimitivesWritten here. */
1208		result->u64 += r600_query_read_result(buffer, 2, 6, true);
1209		break;
1210	case PIPE_QUERY_PRIMITIVES_GENERATED:
1211		/* Here we read PrimitiveStorageNeeded. */
1212		result->u64 += r600_query_read_result(buffer, 0, 4, true);
1213		break;
1214	case PIPE_QUERY_SO_STATISTICS:
1215		result->so_statistics.num_primitives_written +=
1216			r600_query_read_result(buffer, 2, 6, true);
1217		result->so_statistics.primitives_storage_needed +=
1218			r600_query_read_result(buffer, 0, 4, true);
1219		break;
1220	case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
1221		result->b = result->b ||
1222			r600_query_read_result(buffer, 2, 6, true) !=
1223			r600_query_read_result(buffer, 0, 4, true);
1224		break;
1225	case PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE:
1226		for (unsigned stream = 0; stream < R600_MAX_STREAMS; ++stream) {
1227			result->b = result->b ||
1228				r600_query_read_result(buffer, 2, 6, true) !=
1229				r600_query_read_result(buffer, 0, 4, true);
1230			buffer = (char *)buffer + 32;
1231		}
1232		break;
1233	case PIPE_QUERY_PIPELINE_STATISTICS:
1234		if (rscreen->chip_class >= EVERGREEN) {
1235			result->pipeline_statistics.ps_invocations +=
1236				r600_query_read_result(buffer, 0, 22, false);
1237			result->pipeline_statistics.c_primitives +=
1238				r600_query_read_result(buffer, 2, 24, false);
1239			result->pipeline_statistics.c_invocations +=
1240				r600_query_read_result(buffer, 4, 26, false);
1241			result->pipeline_statistics.vs_invocations +=
1242				r600_query_read_result(buffer, 6, 28, false);
1243			result->pipeline_statistics.gs_invocations +=
1244				r600_query_read_result(buffer, 8, 30, false);
1245			result->pipeline_statistics.gs_primitives +=
1246				r600_query_read_result(buffer, 10, 32, false);
1247			result->pipeline_statistics.ia_primitives +=
1248				r600_query_read_result(buffer, 12, 34, false);
1249			result->pipeline_statistics.ia_vertices +=
1250				r600_query_read_result(buffer, 14, 36, false);
1251			result->pipeline_statistics.hs_invocations +=
1252				r600_query_read_result(buffer, 16, 38, false);
1253			result->pipeline_statistics.ds_invocations +=
1254				r600_query_read_result(buffer, 18, 40, false);
1255			result->pipeline_statistics.cs_invocations +=
1256				r600_query_read_result(buffer, 20, 42, false);
1257		} else {
1258			result->pipeline_statistics.ps_invocations +=
1259				r600_query_read_result(buffer, 0, 16, false);
1260			result->pipeline_statistics.c_primitives +=
1261				r600_query_read_result(buffer, 2, 18, false);
1262			result->pipeline_statistics.c_invocations +=
1263				r600_query_read_result(buffer, 4, 20, false);
1264			result->pipeline_statistics.vs_invocations +=
1265				r600_query_read_result(buffer, 6, 22, false);
1266			result->pipeline_statistics.gs_invocations +=
1267				r600_query_read_result(buffer, 8, 24, false);
1268			result->pipeline_statistics.gs_primitives +=
1269				r600_query_read_result(buffer, 10, 26, false);
1270			result->pipeline_statistics.ia_primitives +=
1271				r600_query_read_result(buffer, 12, 28, false);
1272			result->pipeline_statistics.ia_vertices +=
1273				r600_query_read_result(buffer, 14, 30, false);
1274		}
1275#if 0 /* for testing */
1276		printf("Pipeline stats: IA verts=%llu, IA prims=%llu, VS=%llu, HS=%llu, "
1277		       "DS=%llu, GS=%llu, GS prims=%llu, Clipper=%llu, "
1278		       "Clipper prims=%llu, PS=%llu, CS=%llu\n",
1279		       result->pipeline_statistics.ia_vertices,
1280		       result->pipeline_statistics.ia_primitives,
1281		       result->pipeline_statistics.vs_invocations,
1282		       result->pipeline_statistics.hs_invocations,
1283		       result->pipeline_statistics.ds_invocations,
1284		       result->pipeline_statistics.gs_invocations,
1285		       result->pipeline_statistics.gs_primitives,
1286		       result->pipeline_statistics.c_invocations,
1287		       result->pipeline_statistics.c_primitives,
1288		       result->pipeline_statistics.ps_invocations,
1289		       result->pipeline_statistics.cs_invocations);
1290#endif
1291		break;
1292	default:
1293		assert(0);
1294	}
1295}
1296
1297static boolean r600_get_query_result(struct pipe_context *ctx,
1298				     struct pipe_query *query, boolean wait,
1299				     union pipe_query_result *result)
1300{
1301	struct r600_common_context *rctx = (struct r600_common_context *)ctx;
1302	struct r600_query *rquery = (struct r600_query *)query;
1303
1304	return rquery->ops->get_result(rctx, rquery, wait, result);
1305}
1306
1307static void r600_get_query_result_resource(struct pipe_context *ctx,
1308                                           struct pipe_query *query,
1309                                           boolean wait,
1310                                           enum pipe_query_value_type result_type,
1311                                           int index,
1312                                           struct pipe_resource *resource,
1313                                           unsigned offset)
1314{
1315	struct r600_common_context *rctx = (struct r600_common_context *)ctx;
1316	struct r600_query *rquery = (struct r600_query *)query;
1317
1318	rquery->ops->get_result_resource(rctx, rquery, wait, result_type, index,
1319	                                 resource, offset);
1320}
1321
1322static void r600_query_hw_clear_result(struct r600_query_hw *query,
1323				       union pipe_query_result *result)
1324{
1325	util_query_clear_result(result, query->b.type);
1326}
1327
1328bool r600_query_hw_get_result(struct r600_common_context *rctx,
1329			      struct r600_query *rquery,
1330			      bool wait, union pipe_query_result *result)
1331{
1332	struct r600_common_screen *rscreen = rctx->screen;
1333	struct r600_query_hw *query = (struct r600_query_hw *)rquery;
1334	struct r600_query_buffer *qbuf;
1335
1336	query->ops->clear_result(query, result);
1337
1338	for (qbuf = &query->buffer; qbuf; qbuf = qbuf->previous) {
1339		unsigned usage = PIPE_TRANSFER_READ |
1340				 (wait ? 0 : PIPE_TRANSFER_DONTBLOCK);
1341		unsigned results_base = 0;
1342		void *map;
1343
1344		if (rquery->b.flushed)
1345			map = rctx->ws->buffer_map(qbuf->buf->buf, NULL, usage);
1346		else
1347			map = r600_buffer_map_sync_with_rings(rctx, qbuf->buf, usage);
1348
1349		if (!map)
1350			return false;
1351
1352		while (results_base != qbuf->results_end) {
1353			query->ops->add_result(rscreen, query, map + results_base,
1354					       result);
1355			results_base += query->result_size;
1356		}
1357	}
1358
1359	/* Convert the time to expected units. */
1360	if (rquery->type == PIPE_QUERY_TIME_ELAPSED ||
1361	    rquery->type == PIPE_QUERY_TIMESTAMP) {
1362		result->u64 = (1000000 * result->u64) / rscreen->info.clock_crystal_freq;
1363	}
1364	return true;
1365}
1366
1367/* Create the compute shader that is used to collect the results.
1368 *
1369 * One compute grid with a single thread is launched for every query result
1370 * buffer. The thread (optionally) reads a previous summary buffer, then
1371 * accumulates data from the query result buffer, and writes the result either
1372 * to a summary buffer to be consumed by the next grid invocation or to the
1373 * user-supplied buffer.
1374 *
1375 * Data layout:
1376 *
1377 * CONST
1378 *  0.x = end_offset
1379 *  0.y = result_stride
1380 *  0.z = result_count
1381 *  0.w = bit field:
1382 *          1: read previously accumulated values
1383 *          2: write accumulated values for chaining
1384 *          4: write result available
1385 *          8: convert result to boolean (0/1)
1386 *         16: only read one dword and use that as result
1387 *         32: apply timestamp conversion
1388 *         64: store full 64 bits result
1389 *        128: store signed 32 bits result
1390 *        256: SO_OVERFLOW mode: take the difference of two successive half-pairs
1391 *  1.x = fence_offset
1392 *  1.y = pair_stride
1393 *  1.z = pair_count
1394 *  1.w = result_offset
1395 *  2.x = buffer0 offset
1396 *
1397 * BUFFER[0] = query result buffer
1398 * BUFFER[1] = previous summary buffer
1399 * BUFFER[2] = next summary buffer or user-supplied buffer
1400 */
1401static void r600_create_query_result_shader(struct r600_common_context *rctx)
1402{
1403	/* TEMP[0].xy = accumulated result so far
1404	 * TEMP[0].z = result not available
1405	 *
1406	 * TEMP[1].x = current result index
1407	 * TEMP[1].y = current pair index
1408	 */
1409	static const char text_tmpl[] =
1410		"COMP\n"
1411		"PROPERTY CS_FIXED_BLOCK_WIDTH 1\n"
1412		"PROPERTY CS_FIXED_BLOCK_HEIGHT 1\n"
1413		"PROPERTY CS_FIXED_BLOCK_DEPTH 1\n"
1414		"DCL BUFFER[0]\n"
1415		"DCL BUFFER[1]\n"
1416		"DCL BUFFER[2]\n"
1417		"DCL CONST[0][0..2]\n"
1418		"DCL TEMP[0..5]\n"
1419		"IMM[0] UINT32 {0, 31, 2147483647, 4294967295}\n"
1420		"IMM[1] UINT32 {1, 2, 4, 8}\n"
1421		"IMM[2] UINT32 {16, 32, 64, 128}\n"
1422		"IMM[3] UINT32 {1000000, 0, %u, 0}\n" /* for timestamp conversion */
1423		"IMM[4] UINT32 {256, 0, 0, 0}\n"
1424
1425		"AND TEMP[5], CONST[0][0].wwww, IMM[2].xxxx\n"
1426		"UIF TEMP[5]\n"
1427			/* Check result availability. */
1428			"UADD TEMP[1].x, CONST[0][1].xxxx, CONST[0][2].xxxx\n"
1429			"LOAD TEMP[1].x, BUFFER[0], TEMP[1].xxxx\n"
1430			"ISHR TEMP[0].z, TEMP[1].xxxx, IMM[0].yyyy\n"
1431			"MOV TEMP[1], TEMP[0].zzzz\n"
1432			"NOT TEMP[0].z, TEMP[0].zzzz\n"
1433
1434			/* Load result if available. */
1435			"UIF TEMP[1]\n"
1436				"UADD TEMP[0].x, IMM[0].xxxx, CONST[0][2].xxxx\n"
1437				"LOAD TEMP[0].xy, BUFFER[0], TEMP[0].xxxx\n"
1438			"ENDIF\n"
1439		"ELSE\n"
1440			/* Load previously accumulated result if requested. */
1441			"MOV TEMP[0], IMM[0].xxxx\n"
1442			"AND TEMP[4], CONST[0][0].wwww, IMM[1].xxxx\n"
1443			"UIF TEMP[4]\n"
1444				"LOAD TEMP[0].xyz, BUFFER[1], IMM[0].xxxx\n"
1445			"ENDIF\n"
1446
1447			"MOV TEMP[1].x, IMM[0].xxxx\n"
1448			"BGNLOOP\n"
1449				/* Break if accumulated result so far is not available. */
1450				"UIF TEMP[0].zzzz\n"
1451					"BRK\n"
1452				"ENDIF\n"
1453
1454				/* Break if result_index >= result_count. */
1455				"USGE TEMP[5], TEMP[1].xxxx, CONST[0][0].zzzz\n"
1456				"UIF TEMP[5]\n"
1457					"BRK\n"
1458				"ENDIF\n"
1459
1460				/* Load fence and check result availability */
1461				"UMAD TEMP[5].x, TEMP[1].xxxx, CONST[0][0].yyyy, CONST[0][1].xxxx\n"
1462				"UADD TEMP[5].x, TEMP[5].xxxx, CONST[0][2].xxxx\n"
1463				"LOAD TEMP[5].x, BUFFER[0], TEMP[5].xxxx\n"
1464				"ISHR TEMP[0].z, TEMP[5].xxxx, IMM[0].yyyy\n"
1465				"NOT TEMP[0].z, TEMP[0].zzzz\n"
1466				"UIF TEMP[0].zzzz\n"
1467					"BRK\n"
1468				"ENDIF\n"
1469
1470				"MOV TEMP[1].y, IMM[0].xxxx\n"
1471				"BGNLOOP\n"
1472					/* Load start and end. */
1473					"UMUL TEMP[5].x, TEMP[1].xxxx, CONST[0][0].yyyy\n"
1474					"UMAD TEMP[5].x, TEMP[1].yyyy, CONST[0][1].yyyy, TEMP[5].xxxx\n"
1475					"UADD TEMP[5].x, TEMP[5].xxxx, CONST[0][2].xxxx\n"
1476					"LOAD TEMP[2].xy, BUFFER[0], TEMP[5].xxxx\n"
1477
1478					"UADD TEMP[5].y, TEMP[5].xxxx, CONST[0][0].xxxx\n"
1479					"LOAD TEMP[3].xy, BUFFER[0], TEMP[5].yyyy\n"
1480
1481					"U64ADD TEMP[4].xy, TEMP[3], -TEMP[2]\n"
1482
1483					"AND TEMP[5].z, CONST[0][0].wwww, IMM[4].xxxx\n"
1484					"UIF TEMP[5].zzzz\n"
1485						/* Load second start/end half-pair and
1486						 * take the difference
1487						 */
1488						"UADD TEMP[5].xy, TEMP[5], IMM[1].wwww\n"
1489						"LOAD TEMP[2].xy, BUFFER[0], TEMP[5].xxxx\n"
1490						"LOAD TEMP[3].xy, BUFFER[0], TEMP[5].yyyy\n"
1491
1492						"U64ADD TEMP[3].xy, TEMP[3], -TEMP[2]\n"
1493						"U64ADD TEMP[4].xy, TEMP[4], -TEMP[3]\n"
1494					"ENDIF\n"
1495
1496					"U64ADD TEMP[0].xy, TEMP[0], TEMP[4]\n"
1497
1498					/* Increment pair index */
1499					"UADD TEMP[1].y, TEMP[1].yyyy, IMM[1].xxxx\n"
1500					"USGE TEMP[5], TEMP[1].yyyy, CONST[0][1].zzzz\n"
1501					"UIF TEMP[5]\n"
1502						"BRK\n"
1503					"ENDIF\n"
1504				"ENDLOOP\n"
1505
1506				/* Increment result index */
1507				"UADD TEMP[1].x, TEMP[1].xxxx, IMM[1].xxxx\n"
1508			"ENDLOOP\n"
1509		"ENDIF\n"
1510
1511		"AND TEMP[4], CONST[0][0].wwww, IMM[1].yyyy\n"
1512		"UIF TEMP[4]\n"
1513			/* Store accumulated data for chaining. */
1514			"STORE BUFFER[2].xyz, CONST[0][1].wwww, TEMP[0]\n"
1515		"ELSE\n"
1516			"AND TEMP[4], CONST[0][0].wwww, IMM[1].zzzz\n"
1517			"UIF TEMP[4]\n"
1518				/* Store result availability. */
1519				"NOT TEMP[0].z, TEMP[0]\n"
1520				"AND TEMP[0].z, TEMP[0].zzzz, IMM[1].xxxx\n"
1521				"STORE BUFFER[2].x, CONST[0][1].wwww, TEMP[0].zzzz\n"
1522
1523				"AND TEMP[4], CONST[0][0].wwww, IMM[2].zzzz\n"
1524				"UIF TEMP[4]\n"
1525					"STORE BUFFER[2].y, CONST[0][1].wwww, IMM[0].xxxx\n"
1526				"ENDIF\n"
1527			"ELSE\n"
1528				/* Store result if it is available. */
1529				"NOT TEMP[4], TEMP[0].zzzz\n"
1530				"UIF TEMP[4]\n"
1531					/* Apply timestamp conversion */
1532					"AND TEMP[4], CONST[0][0].wwww, IMM[2].yyyy\n"
1533					"UIF TEMP[4]\n"
1534						"U64MUL TEMP[0].xy, TEMP[0], IMM[3].xyxy\n"
1535						"U64DIV TEMP[0].xy, TEMP[0], IMM[3].zwzw\n"
1536					"ENDIF\n"
1537
1538					/* Convert to boolean */
1539					"AND TEMP[4], CONST[0][0].wwww, IMM[1].wwww\n"
1540					"UIF TEMP[4]\n"
1541						"U64SNE TEMP[0].x, TEMP[0].xyxy, IMM[4].zwzw\n"
1542						"AND TEMP[0].x, TEMP[0].xxxx, IMM[1].xxxx\n"
1543						"MOV TEMP[0].y, IMM[0].xxxx\n"
1544					"ENDIF\n"
1545
1546					"AND TEMP[4], CONST[0][0].wwww, IMM[2].zzzz\n"
1547					"UIF TEMP[4]\n"
1548						"STORE BUFFER[2].xy, CONST[0][1].wwww, TEMP[0].xyxy\n"
1549					"ELSE\n"
1550						/* Clamping */
1551						"UIF TEMP[0].yyyy\n"
1552							"MOV TEMP[0].x, IMM[0].wwww\n"
1553						"ENDIF\n"
1554
1555						"AND TEMP[4], CONST[0][0].wwww, IMM[2].wwww\n"
1556						"UIF TEMP[4]\n"
1557							"UMIN TEMP[0].x, TEMP[0].xxxx, IMM[0].zzzz\n"
1558						"ENDIF\n"
1559
1560						"STORE BUFFER[2].x, CONST[0][1].wwww, TEMP[0].xxxx\n"
1561					"ENDIF\n"
1562				"ENDIF\n"
1563			"ENDIF\n"
1564		"ENDIF\n"
1565
1566		"END\n";
1567
1568	char text[sizeof(text_tmpl) + 32];
1569	struct tgsi_token tokens[1024];
1570	struct pipe_compute_state state = {};
1571
1572	/* Hard code the frequency into the shader so that the backend can
1573	 * use the full range of optimizations for divide-by-constant.
1574	 */
1575	snprintf(text, sizeof(text), text_tmpl,
1576		 rctx->screen->info.clock_crystal_freq);
1577
1578	if (!tgsi_text_translate(text, tokens, ARRAY_SIZE(tokens))) {
1579		assert(false);
1580		return;
1581	}
1582
1583	state.ir_type = PIPE_SHADER_IR_TGSI;
1584	state.prog = tokens;
1585
1586	rctx->query_result_shader = rctx->b.create_compute_state(&rctx->b, &state);
1587}
1588
1589static void r600_restore_qbo_state(struct r600_common_context *rctx,
1590				   struct r600_qbo_state *st)
1591{
1592	rctx->b.bind_compute_state(&rctx->b, st->saved_compute);
1593
1594	rctx->b.set_constant_buffer(&rctx->b, PIPE_SHADER_COMPUTE, 0, &st->saved_const0);
1595	pipe_resource_reference(&st->saved_const0.buffer, NULL);
1596
1597	rctx->b.set_shader_buffers(&rctx->b, PIPE_SHADER_COMPUTE, 0, 3, st->saved_ssbo, ~0);
1598	for (unsigned i = 0; i < 3; ++i)
1599		pipe_resource_reference(&st->saved_ssbo[i].buffer, NULL);
1600}
1601
1602static void r600_query_hw_get_result_resource(struct r600_common_context *rctx,
1603                                              struct r600_query *rquery,
1604                                              bool wait,
1605                                              enum pipe_query_value_type result_type,
1606                                              int index,
1607                                              struct pipe_resource *resource,
1608                                              unsigned offset)
1609{
1610	struct r600_query_hw *query = (struct r600_query_hw *)rquery;
1611	struct r600_query_buffer *qbuf;
1612	struct r600_query_buffer *qbuf_prev;
1613	struct pipe_resource *tmp_buffer = NULL;
1614	unsigned tmp_buffer_offset = 0;
1615	struct r600_qbo_state saved_state = {};
1616	struct pipe_grid_info grid = {};
1617	struct pipe_constant_buffer constant_buffer = {};
1618	struct pipe_shader_buffer ssbo[3];
1619	struct r600_hw_query_params params;
1620	struct {
1621		uint32_t end_offset;
1622		uint32_t result_stride;
1623		uint32_t result_count;
1624		uint32_t config;
1625		uint32_t fence_offset;
1626		uint32_t pair_stride;
1627		uint32_t pair_count;
1628		uint32_t buffer_offset;
1629		uint32_t buffer0_offset;
1630	} consts;
1631
1632	if (!rctx->query_result_shader) {
1633		r600_create_query_result_shader(rctx);
1634		if (!rctx->query_result_shader)
1635			return;
1636	}
1637
1638	if (query->buffer.previous) {
1639		u_suballocator_alloc(rctx->allocator_zeroed_memory, 16, 256,
1640				     &tmp_buffer_offset, &tmp_buffer);
1641		if (!tmp_buffer)
1642			return;
1643	}
1644
1645	rctx->save_qbo_state(&rctx->b, &saved_state);
1646
1647	r600_get_hw_query_params(rctx, query, index >= 0 ? index : 0, &params);
1648	consts.end_offset = params.end_offset - params.start_offset;
1649	consts.fence_offset = params.fence_offset - params.start_offset;
1650	consts.result_stride = query->result_size;
1651	consts.pair_stride = params.pair_stride;
1652	consts.pair_count = params.pair_count;
1653
1654	constant_buffer.buffer_size = sizeof(consts);
1655	constant_buffer.user_buffer = &consts;
1656
1657	ssbo[1].buffer = tmp_buffer;
1658	ssbo[1].buffer_offset = tmp_buffer_offset;
1659	ssbo[1].buffer_size = 16;
1660
1661	ssbo[2] = ssbo[1];
1662
1663	rctx->b.bind_compute_state(&rctx->b, rctx->query_result_shader);
1664
1665	grid.block[0] = 1;
1666	grid.block[1] = 1;
1667	grid.block[2] = 1;
1668	grid.grid[0] = 1;
1669	grid.grid[1] = 1;
1670	grid.grid[2] = 1;
1671
1672	consts.config = 0;
1673	if (index < 0)
1674		consts.config |= 4;
1675	if (query->b.type == PIPE_QUERY_OCCLUSION_PREDICATE ||
1676	    query->b.type == PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE)
1677		consts.config |= 8;
1678	else if (query->b.type == PIPE_QUERY_SO_OVERFLOW_PREDICATE ||
1679		 query->b.type == PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE)
1680		consts.config |= 8 | 256;
1681	else if (query->b.type == PIPE_QUERY_TIMESTAMP ||
1682		 query->b.type == PIPE_QUERY_TIME_ELAPSED)
1683		consts.config |= 32;
1684
1685	switch (result_type) {
1686	case PIPE_QUERY_TYPE_U64:
1687	case PIPE_QUERY_TYPE_I64:
1688		consts.config |= 64;
1689		break;
1690	case PIPE_QUERY_TYPE_I32:
1691		consts.config |= 128;
1692		break;
1693	case PIPE_QUERY_TYPE_U32:
1694		break;
1695	}
1696
1697	rctx->flags |= rctx->screen->barrier_flags.cp_to_L2;
1698
1699	for (qbuf = &query->buffer; qbuf; qbuf = qbuf_prev) {
1700		if (query->b.type != PIPE_QUERY_TIMESTAMP) {
1701			qbuf_prev = qbuf->previous;
1702			consts.result_count = qbuf->results_end / query->result_size;
1703			consts.config &= ~3;
1704			if (qbuf != &query->buffer)
1705				consts.config |= 1;
1706			if (qbuf->previous)
1707				consts.config |= 2;
1708		} else {
1709			/* Only read the last timestamp. */
1710			qbuf_prev = NULL;
1711			consts.result_count = 0;
1712			consts.config |= 16;
1713			params.start_offset += qbuf->results_end - query->result_size;
1714		}
1715
1716		ssbo[0].buffer = &qbuf->buf->b.b;
1717		ssbo[0].buffer_offset = params.start_offset & ~0xff;
1718		ssbo[0].buffer_size = qbuf->results_end - ssbo[0].buffer_offset;
1719		consts.buffer0_offset = (params.start_offset & 0xff);
1720		if (!qbuf->previous) {
1721
1722			ssbo[2].buffer = resource;
1723			ssbo[2].buffer_offset = offset & ~0xff;
1724			ssbo[2].buffer_size = offset + 8;
1725			consts.buffer_offset = (offset & 0xff);
1726		} else
1727			consts.buffer_offset = 0;
1728
1729		rctx->b.set_constant_buffer(&rctx->b, PIPE_SHADER_COMPUTE, 0, &constant_buffer);
1730
1731		rctx->b.set_shader_buffers(&rctx->b, PIPE_SHADER_COMPUTE, 0, 3, ssbo, ~0);
1732
1733		if (wait && qbuf == &query->buffer) {
1734			uint64_t va;
1735
1736			/* Wait for result availability. Wait only for readiness
1737			 * of the last entry, since the fence writes should be
1738			 * serialized in the CP.
1739			 */
1740			va = qbuf->buf->gpu_address + qbuf->results_end - query->result_size;
1741			va += params.fence_offset;
1742
1743			r600_gfx_wait_fence(rctx, qbuf->buf, va, 0x80000000, 0x80000000);
1744		}
1745
1746		rctx->b.launch_grid(&rctx->b, &grid);
1747		rctx->flags |= rctx->screen->barrier_flags.compute_to_L2;
1748	}
1749
1750	r600_restore_qbo_state(rctx, &saved_state);
1751	pipe_resource_reference(&tmp_buffer, NULL);
1752}
1753
1754static void r600_render_condition(struct pipe_context *ctx,
1755				  struct pipe_query *query,
1756				  boolean condition,
1757				  enum pipe_render_cond_flag mode)
1758{
1759	struct r600_common_context *rctx = (struct r600_common_context *)ctx;
1760	struct r600_query_hw *rquery = (struct r600_query_hw *)query;
1761	struct r600_query_buffer *qbuf;
1762	struct r600_atom *atom = &rctx->render_cond_atom;
1763
1764	/* Compute the size of SET_PREDICATION packets. */
1765	atom->num_dw = 0;
1766	if (query) {
1767		for (qbuf = &rquery->buffer; qbuf; qbuf = qbuf->previous)
1768			atom->num_dw += (qbuf->results_end / rquery->result_size) * 5;
1769
1770		if (rquery->b.type == PIPE_QUERY_SO_OVERFLOW_ANY_PREDICATE)
1771			atom->num_dw *= R600_MAX_STREAMS;
1772	}
1773
1774	rctx->render_cond = query;
1775	rctx->render_cond_invert = condition;
1776	rctx->render_cond_mode = mode;
1777
1778	rctx->set_atom_dirty(rctx, atom, query != NULL);
1779}
1780
1781void r600_suspend_queries(struct r600_common_context *ctx)
1782{
1783	struct r600_query_hw *query;
1784
1785	LIST_FOR_EACH_ENTRY(query, &ctx->active_queries, list) {
1786		r600_query_hw_emit_stop(ctx, query);
1787	}
1788	assert(ctx->num_cs_dw_queries_suspend == 0);
1789}
1790
1791static unsigned r600_queries_num_cs_dw_for_resuming(struct r600_common_context *ctx,
1792						    struct list_head *query_list)
1793{
1794	struct r600_query_hw *query;
1795	unsigned num_dw = 0;
1796
1797	LIST_FOR_EACH_ENTRY(query, query_list, list) {
1798		/* begin + end */
1799		num_dw += query->num_cs_dw_begin + query->num_cs_dw_end;
1800
1801		/* Workaround for the fact that
1802		 * num_cs_dw_nontimer_queries_suspend is incremented for every
1803		 * resumed query, which raises the bar in need_cs_space for
1804		 * queries about to be resumed.
1805		 */
1806		num_dw += query->num_cs_dw_end;
1807	}
1808	/* primitives generated query */
1809	num_dw += ctx->streamout.enable_atom.num_dw;
1810	/* guess for ZPASS enable or PERFECT_ZPASS_COUNT enable updates */
1811	num_dw += 13;
1812
1813	return num_dw;
1814}
1815
1816void r600_resume_queries(struct r600_common_context *ctx)
1817{
1818	struct r600_query_hw *query;
1819	unsigned num_cs_dw = r600_queries_num_cs_dw_for_resuming(ctx, &ctx->active_queries);
1820
1821	assert(ctx->num_cs_dw_queries_suspend == 0);
1822
1823	/* Check CS space here. Resuming must not be interrupted by flushes. */
1824	ctx->need_gfx_cs_space(&ctx->b, num_cs_dw, true);
1825
1826	LIST_FOR_EACH_ENTRY(query, &ctx->active_queries, list) {
1827		r600_query_hw_emit_start(ctx, query);
1828	}
1829}
1830
1831/* Fix radeon_info::enabled_rb_mask for R600, R700, EVERGREEN, NI. */
1832void r600_query_fix_enabled_rb_mask(struct r600_common_screen *rscreen)
1833{
1834	struct r600_common_context *ctx =
1835		(struct r600_common_context*)rscreen->aux_context;
1836	struct radeon_cmdbuf *cs = ctx->gfx.cs;
1837	struct r600_resource *buffer;
1838	uint32_t *results;
1839	unsigned i, mask = 0;
1840	unsigned max_rbs;
1841
1842	if (ctx->family == CHIP_JUNIPER) {
1843		/*
1844		 * Fix for predication lockups - the chip can only ever have
1845		 * 4 RBs, however it looks like the predication logic assumes
1846		 * there's 8, trying to read results from query buffers never
1847		 * written to. By increasing this number we'll write the
1848		 * status bit for these as per the normal disabled rb logic.
1849		 */
1850		ctx->screen->info.num_render_backends = 8;
1851	}
1852	max_rbs = ctx->screen->info.num_render_backends;
1853
1854	assert(rscreen->chip_class <= CAYMAN);
1855
1856	/*
1857	 * if backend_map query is supported by the kernel.
1858	 * Note the kernel drm driver for a long time never filled in the
1859	 * associated data on eg/cm, only on r600/r700, hence ignore the valid
1860	 * bit there if the map is zero.
1861	 * (Albeit some chips with just one active rb can have a valid 0 map.)
1862	 */
1863	if (rscreen->info.r600_gb_backend_map_valid &&
1864	    (ctx->chip_class < EVERGREEN || rscreen->info.r600_gb_backend_map != 0)) {
1865		unsigned num_tile_pipes = rscreen->info.num_tile_pipes;
1866		unsigned backend_map = rscreen->info.r600_gb_backend_map;
1867		unsigned item_width, item_mask;
1868
1869		if (ctx->chip_class >= EVERGREEN) {
1870			item_width = 4;
1871			item_mask = 0x7;
1872		} else {
1873			item_width = 2;
1874			item_mask = 0x3;
1875		}
1876
1877		while (num_tile_pipes--) {
1878			i = backend_map & item_mask;
1879			mask |= (1<<i);
1880			backend_map >>= item_width;
1881		}
1882		if (mask != 0) {
1883			rscreen->info.enabled_rb_mask = mask;
1884			return;
1885		}
1886	}
1887
1888	/* otherwise backup path for older kernels */
1889
1890	/* create buffer for event data */
1891	buffer = (struct r600_resource*)
1892		pipe_buffer_create(ctx->b.screen, 0,
1893				   PIPE_USAGE_STAGING, max_rbs * 16);
1894	if (!buffer)
1895		return;
1896
1897	/* initialize buffer with zeroes */
1898	results = r600_buffer_map_sync_with_rings(ctx, buffer, PIPE_TRANSFER_WRITE);
1899	if (results) {
1900		memset(results, 0, max_rbs * 4 * 4);
1901
1902		/* emit EVENT_WRITE for ZPASS_DONE */
1903		radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 2, 0));
1904		radeon_emit(cs, EVENT_TYPE(EVENT_TYPE_ZPASS_DONE) | EVENT_INDEX(1));
1905		radeon_emit(cs, buffer->gpu_address);
1906		radeon_emit(cs, buffer->gpu_address >> 32);
1907
1908		r600_emit_reloc(ctx, &ctx->gfx, buffer,
1909                                RADEON_USAGE_WRITE, RADEON_PRIO_QUERY);
1910
1911		/* analyze results */
1912		results = r600_buffer_map_sync_with_rings(ctx, buffer, PIPE_TRANSFER_READ);
1913		if (results) {
1914			for(i = 0; i < max_rbs; i++) {
1915				/* at least highest bit will be set if backend is used */
1916				if (results[i*4 + 1])
1917					mask |= (1<<i);
1918			}
1919		}
1920	}
1921
1922	r600_resource_reference(&buffer, NULL);
1923
1924	if (mask) {
1925		if (rscreen->debug_flags & DBG_INFO &&
1926		    mask != rscreen->info.enabled_rb_mask) {
1927			printf("enabled_rb_mask (fixed) = 0x%x\n", mask);
1928		}
1929		rscreen->info.enabled_rb_mask = mask;
1930	}
1931}
1932
1933#define XFULL(name_, query_type_, type_, result_type_, group_id_) \
1934	{ \
1935		.name = name_, \
1936		.query_type = R600_QUERY_##query_type_, \
1937		.type = PIPE_DRIVER_QUERY_TYPE_##type_, \
1938		.result_type = PIPE_DRIVER_QUERY_RESULT_TYPE_##result_type_, \
1939		.group_id = group_id_ \
1940	}
1941
1942#define X(name_, query_type_, type_, result_type_) \
1943	XFULL(name_, query_type_, type_, result_type_, ~(unsigned)0)
1944
1945#define XG(group_, name_, query_type_, type_, result_type_) \
1946	XFULL(name_, query_type_, type_, result_type_, R600_QUERY_GROUP_##group_)
1947
1948static const struct pipe_driver_query_info r600_driver_query_list[] = {
1949	X("num-compilations",		NUM_COMPILATIONS,	UINT64, CUMULATIVE),
1950	X("num-shaders-created",	NUM_SHADERS_CREATED,	UINT64, CUMULATIVE),
1951	X("num-shader-cache-hits",	NUM_SHADER_CACHE_HITS,	UINT64, CUMULATIVE),
1952	X("draw-calls",			DRAW_CALLS,		UINT64, AVERAGE),
1953	X("decompress-calls",		DECOMPRESS_CALLS,	UINT64, AVERAGE),
1954	X("MRT-draw-calls",		MRT_DRAW_CALLS,		UINT64, AVERAGE),
1955	X("prim-restart-calls",		PRIM_RESTART_CALLS,	UINT64, AVERAGE),
1956	X("spill-draw-calls",		SPILL_DRAW_CALLS,	UINT64, AVERAGE),
1957	X("compute-calls",		COMPUTE_CALLS,		UINT64, AVERAGE),
1958	X("spill-compute-calls",	SPILL_COMPUTE_CALLS,	UINT64, AVERAGE),
1959	X("dma-calls",			DMA_CALLS,		UINT64, AVERAGE),
1960	X("cp-dma-calls",		CP_DMA_CALLS,		UINT64, AVERAGE),
1961	X("num-vs-flushes",		NUM_VS_FLUSHES,		UINT64, AVERAGE),
1962	X("num-ps-flushes",		NUM_PS_FLUSHES,		UINT64, AVERAGE),
1963	X("num-cs-flushes",		NUM_CS_FLUSHES,		UINT64, AVERAGE),
1964	X("num-CB-cache-flushes",	NUM_CB_CACHE_FLUSHES,	UINT64, AVERAGE),
1965	X("num-DB-cache-flushes",	NUM_DB_CACHE_FLUSHES,	UINT64, AVERAGE),
1966	X("num-resident-handles",	NUM_RESIDENT_HANDLES,	UINT64, AVERAGE),
1967	X("tc-offloaded-slots",		TC_OFFLOADED_SLOTS,     UINT64, AVERAGE),
1968	X("tc-direct-slots",		TC_DIRECT_SLOTS,	UINT64, AVERAGE),
1969	X("tc-num-syncs",		TC_NUM_SYNCS,		UINT64, AVERAGE),
1970	X("CS-thread-busy",		CS_THREAD_BUSY,		UINT64, AVERAGE),
1971	X("gallium-thread-busy",	GALLIUM_THREAD_BUSY,	UINT64, AVERAGE),
1972	X("requested-VRAM",		REQUESTED_VRAM,		BYTES, AVERAGE),
1973	X("requested-GTT",		REQUESTED_GTT,		BYTES, AVERAGE),
1974	X("mapped-VRAM",		MAPPED_VRAM,		BYTES, AVERAGE),
1975	X("mapped-GTT",			MAPPED_GTT,		BYTES, AVERAGE),
1976	X("buffer-wait-time",		BUFFER_WAIT_TIME,	MICROSECONDS, CUMULATIVE),
1977	X("num-mapped-buffers",		NUM_MAPPED_BUFFERS,	UINT64, AVERAGE),
1978	X("num-GFX-IBs",		NUM_GFX_IBS,		UINT64, AVERAGE),
1979	X("num-SDMA-IBs",		NUM_SDMA_IBS,		UINT64, AVERAGE),
1980	X("GFX-BO-list-size",		GFX_BO_LIST_SIZE,	UINT64, AVERAGE),
1981	X("num-bytes-moved",		NUM_BYTES_MOVED,	BYTES, CUMULATIVE),
1982	X("num-evictions",		NUM_EVICTIONS,		UINT64, CUMULATIVE),
1983	X("VRAM-CPU-page-faults",	NUM_VRAM_CPU_PAGE_FAULTS, UINT64, CUMULATIVE),
1984	X("VRAM-usage",			VRAM_USAGE,		BYTES, AVERAGE),
1985	X("VRAM-vis-usage",		VRAM_VIS_USAGE,		BYTES, AVERAGE),
1986	X("GTT-usage",			GTT_USAGE,		BYTES, AVERAGE),
1987
1988	/* GPIN queries are for the benefit of old versions of GPUPerfStudio,
1989	 * which use it as a fallback path to detect the GPU type.
1990	 *
1991	 * Note: The names of these queries are significant for GPUPerfStudio
1992	 * (and possibly their order as well). */
1993	XG(GPIN, "GPIN_000",		GPIN_ASIC_ID,		UINT, AVERAGE),
1994	XG(GPIN, "GPIN_001",		GPIN_NUM_SIMD,		UINT, AVERAGE),
1995	XG(GPIN, "GPIN_002",		GPIN_NUM_RB,		UINT, AVERAGE),
1996	XG(GPIN, "GPIN_003",		GPIN_NUM_SPI,		UINT, AVERAGE),
1997	XG(GPIN, "GPIN_004",		GPIN_NUM_SE,		UINT, AVERAGE),
1998
1999	X("temperature",		GPU_TEMPERATURE,	UINT64, AVERAGE),
2000	X("shader-clock",		CURRENT_GPU_SCLK,	HZ, AVERAGE),
2001	X("memory-clock",		CURRENT_GPU_MCLK,	HZ, AVERAGE),
2002
2003	/* The following queries must be at the end of the list because their
2004	 * availability is adjusted dynamically based on the DRM version. */
2005	X("GPU-load",			GPU_LOAD,		UINT64, AVERAGE),
2006	X("GPU-shaders-busy",		GPU_SHADERS_BUSY,	UINT64, AVERAGE),
2007	X("GPU-ta-busy",		GPU_TA_BUSY,		UINT64, AVERAGE),
2008	X("GPU-gds-busy",		GPU_GDS_BUSY,		UINT64, AVERAGE),
2009	X("GPU-vgt-busy",		GPU_VGT_BUSY,		UINT64, AVERAGE),
2010	X("GPU-ia-busy",		GPU_IA_BUSY,		UINT64, AVERAGE),
2011	X("GPU-sx-busy",		GPU_SX_BUSY,		UINT64, AVERAGE),
2012	X("GPU-wd-busy",		GPU_WD_BUSY,		UINT64, AVERAGE),
2013	X("GPU-bci-busy",		GPU_BCI_BUSY,		UINT64, AVERAGE),
2014	X("GPU-sc-busy",		GPU_SC_BUSY,		UINT64, AVERAGE),
2015	X("GPU-pa-busy",		GPU_PA_BUSY,		UINT64, AVERAGE),
2016	X("GPU-db-busy",		GPU_DB_BUSY,		UINT64, AVERAGE),
2017	X("GPU-cp-busy",		GPU_CP_BUSY,		UINT64, AVERAGE),
2018	X("GPU-cb-busy",		GPU_CB_BUSY,		UINT64, AVERAGE),
2019	X("GPU-sdma-busy",		GPU_SDMA_BUSY,		UINT64, AVERAGE),
2020	X("GPU-pfp-busy",		GPU_PFP_BUSY,		UINT64, AVERAGE),
2021	X("GPU-meq-busy",		GPU_MEQ_BUSY,		UINT64, AVERAGE),
2022	X("GPU-me-busy",		GPU_ME_BUSY,		UINT64, AVERAGE),
2023	X("GPU-surf-sync-busy",		GPU_SURF_SYNC_BUSY,	UINT64, AVERAGE),
2024	X("GPU-cp-dma-busy",		GPU_CP_DMA_BUSY,	UINT64, AVERAGE),
2025	X("GPU-scratch-ram-busy",	GPU_SCRATCH_RAM_BUSY,	UINT64, AVERAGE),
2026};
2027
2028#undef X
2029#undef XG
2030#undef XFULL
2031
2032static unsigned r600_get_num_queries(struct r600_common_screen *rscreen)
2033{
2034	if (rscreen->info.drm_major == 2 && rscreen->info.drm_minor >= 42)
2035		return ARRAY_SIZE(r600_driver_query_list);
2036	else
2037		return ARRAY_SIZE(r600_driver_query_list) - 25;
2038}
2039
2040static int r600_get_driver_query_info(struct pipe_screen *screen,
2041				      unsigned index,
2042				      struct pipe_driver_query_info *info)
2043{
2044	struct r600_common_screen *rscreen = (struct r600_common_screen*)screen;
2045	unsigned num_queries = r600_get_num_queries(rscreen);
2046
2047	if (!info) {
2048		unsigned num_perfcounters =
2049			r600_get_perfcounter_info(rscreen, 0, NULL);
2050
2051		return num_queries + num_perfcounters;
2052	}
2053
2054	if (index >= num_queries)
2055		return r600_get_perfcounter_info(rscreen, index - num_queries, info);
2056
2057	*info = r600_driver_query_list[index];
2058
2059	switch (info->query_type) {
2060	case R600_QUERY_REQUESTED_VRAM:
2061	case R600_QUERY_VRAM_USAGE:
2062	case R600_QUERY_MAPPED_VRAM:
2063		info->max_value.u64 = rscreen->info.vram_size;
2064		break;
2065	case R600_QUERY_REQUESTED_GTT:
2066	case R600_QUERY_GTT_USAGE:
2067	case R600_QUERY_MAPPED_GTT:
2068		info->max_value.u64 = rscreen->info.gart_size;
2069		break;
2070	case R600_QUERY_GPU_TEMPERATURE:
2071		info->max_value.u64 = 125;
2072		break;
2073	case R600_QUERY_VRAM_VIS_USAGE:
2074		info->max_value.u64 = rscreen->info.vram_vis_size;
2075		break;
2076	}
2077
2078	if (info->group_id != ~(unsigned)0 && rscreen->perfcounters)
2079		info->group_id += rscreen->perfcounters->num_groups;
2080
2081	return 1;
2082}
2083
2084/* Note: Unfortunately, GPUPerfStudio hardcodes the order of hardware
2085 * performance counter groups, so be careful when changing this and related
2086 * functions.
2087 */
2088static int r600_get_driver_query_group_info(struct pipe_screen *screen,
2089					    unsigned index,
2090					    struct pipe_driver_query_group_info *info)
2091{
2092	struct r600_common_screen *rscreen = (struct r600_common_screen *)screen;
2093	unsigned num_pc_groups = 0;
2094
2095	if (rscreen->perfcounters)
2096		num_pc_groups = rscreen->perfcounters->num_groups;
2097
2098	if (!info)
2099		return num_pc_groups + R600_NUM_SW_QUERY_GROUPS;
2100
2101	if (index < num_pc_groups)
2102		return r600_get_perfcounter_group_info(rscreen, index, info);
2103
2104	index -= num_pc_groups;
2105	if (index >= R600_NUM_SW_QUERY_GROUPS)
2106		return 0;
2107
2108	info->name = "GPIN";
2109	info->max_active_queries = 5;
2110	info->num_queries = 5;
2111	return 1;
2112}
2113
2114void r600_query_init(struct r600_common_context *rctx)
2115{
2116	rctx->b.create_query = r600_create_query;
2117	rctx->b.create_batch_query = r600_create_batch_query;
2118	rctx->b.destroy_query = r600_destroy_query;
2119	rctx->b.begin_query = r600_begin_query;
2120	rctx->b.end_query = r600_end_query;
2121	rctx->b.get_query_result = r600_get_query_result;
2122	rctx->b.get_query_result_resource = r600_get_query_result_resource;
2123	rctx->render_cond_atom.emit = r600_emit_query_predication;
2124
2125	if (((struct r600_common_screen*)rctx->b.screen)->info.num_render_backends > 0)
2126	    rctx->b.render_condition = r600_render_condition;
2127
2128	LIST_INITHEAD(&rctx->active_queries);
2129}
2130
2131void r600_init_screen_query_functions(struct r600_common_screen *rscreen)
2132{
2133	rscreen->b.get_driver_query_info = r600_get_driver_query_info;
2134	rscreen->b.get_driver_query_group_info = r600_get_driver_query_group_info;
2135}
2136