summaryrefslogtreecommitdiffstats
path: root/src/gallium/drivers/nouveau/nv50/nv50_query.c
blob: 9a1397a986016586e3f6777354ff6a40566a4206 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
/*
 * Copyright 2011 Nouveau Project
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Authors: Christoph Bumiller
 */

#define NV50_PUSH_EXPLICIT_SPACE_CHECKING

#include "nv50/nv50_context.h"
#include "nv50/nv50_query.h"
#include "nv50/nv50_query_hw.h"
#include "nv50/nv50_query_hw_metric.h"
#include "nv50/nv50_query_hw_sm.h"

static struct pipe_query *
nv50_create_query(struct pipe_context *pipe, unsigned type, unsigned index)
{
   struct nv50_context *nv50 = nv50_context(pipe);
   struct nv50_query *q;

   q = nv50_hw_create_query(nv50, type, index);
   return (struct pipe_query *)q;
}

static void
nv50_destroy_query(struct pipe_context *pipe, struct pipe_query *pq)
{
   struct nv50_query *q = nv50_query(pq);
   q->funcs->destroy_query(nv50_context(pipe), q);
}

static boolean
nv50_begin_query(struct pipe_context *pipe, struct pipe_query *pq)
{
   struct nv50_query *q = nv50_query(pq);
   return q->funcs->begin_query(nv50_context(pipe), q);
}

static bool
nv50_end_query(struct pipe_context *pipe, struct pipe_query *pq)
{
   struct nv50_query *q = nv50_query(pq);
   q->funcs->end_query(nv50_context(pipe), q);
   return true;
}

static boolean
nv50_get_query_result(struct pipe_context *pipe, struct pipe_query *pq,
                      boolean wait, union pipe_query_result *result)
{
   struct nv50_query *q = nv50_query(pq);
   return q->funcs->get_query_result(nv50_context(pipe), q, wait, result);
}

static void
nv50_render_condition(struct pipe_context *pipe,
                      struct pipe_query *pq,
                      boolean condition, uint mode)
{
   struct nv50_context *nv50 = nv50_context(pipe);
   struct nouveau_pushbuf *push = nv50->base.pushbuf;
   struct nv50_query *q = nv50_query(pq);
   struct nv50_hw_query *hq = nv50_hw_query(q);
   uint32_t cond;
   bool wait =
      mode != PIPE_RENDER_COND_NO_WAIT &&
      mode != PIPE_RENDER_COND_BY_REGION_NO_WAIT;

   if (!pq) {
      cond = NV50_3D_COND_MODE_ALWAYS;
   }
   else {
      /* NOTE: comparison of 2 queries only works if both have completed */
      switch (q->type) {
      case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
         cond = condition ? NV50_3D_COND_MODE_EQUAL :
                            NV50_3D_COND_MODE_NOT_EQUAL;
         wait = true;
         break;
      case PIPE_QUERY_OCCLUSION_COUNTER:
      case PIPE_QUERY_OCCLUSION_PREDICATE:
         if (likely(!condition)) {
            if (unlikely(hq->nesting))
               cond = wait ? NV50_3D_COND_MODE_NOT_EQUAL :
                             NV50_3D_COND_MODE_ALWAYS;
            else
               cond = NV50_3D_COND_MODE_RES_NON_ZERO;
         } else {
            cond = wait ? NV50_3D_COND_MODE_EQUAL : NV50_3D_COND_MODE_ALWAYS;
         }
         break;
      default:
         assert(!"render condition query not a predicate");
         cond = NV50_3D_COND_MODE_ALWAYS;
         break;
      }
   }

   nv50->cond_query = pq;
   nv50->cond_cond = condition;
   nv50->cond_condmode = cond;
   nv50->cond_mode = mode;

   if (!pq) {
      PUSH_SPACE(push, 2);
      BEGIN_NV04(push, NV50_3D(COND_MODE), 1);
      PUSH_DATA (push, cond);
      return;
   }

   PUSH_SPACE(push, 9);

   if (wait) {
      BEGIN_NV04(push, SUBC_3D(NV50_GRAPH_SERIALIZE), 1);
      PUSH_DATA (push, 0);
   }

   PUSH_REFN (push, hq->bo, NOUVEAU_BO_GART | NOUVEAU_BO_RD);
   BEGIN_NV04(push, NV50_3D(COND_ADDRESS_HIGH), 3);
   PUSH_DATAh(push, hq->bo->offset + hq->offset);
   PUSH_DATA (push, hq->bo->offset + hq->offset);
   PUSH_DATA (push, cond);

   BEGIN_NV04(push, NV50_2D(COND_ADDRESS_HIGH), 2);
   PUSH_DATAh(push, hq->bo->offset + hq->offset);
   PUSH_DATA (push, hq->bo->offset + hq->offset);
}

static void
nv50_set_active_query_state(struct pipe_context *pipe, boolean enable)
{
}

void
nv50_init_query_functions(struct nv50_context *nv50)
{
   struct pipe_context *pipe = &nv50->base.pipe;

   pipe->create_query = nv50_create_query;
   pipe->destroy_query = nv50_destroy_query;
   pipe->begin_query = nv50_begin_query;
   pipe->end_query = nv50_end_query;
   pipe->get_query_result = nv50_get_query_result;
   pipe->set_active_query_state = nv50_set_active_query_state;
   pipe->render_condition = nv50_render_condition;
   nv50->cond_condmode = NV50_3D_COND_MODE_ALWAYS;
}

int
nv50_screen_get_driver_query_info(struct pipe_screen *pscreen,
                                  unsigned id,
                                  struct pipe_driver_query_info *info)
{
   struct nv50_screen *screen = nv50_screen(pscreen);
   int num_hw_queries = 0;

   num_hw_queries = nv50_hw_get_driver_query_info(screen, 0, NULL);

   if (!info)
      return num_hw_queries;

   /* Init default values. */
   info->name = "this_is_not_the_query_you_are_looking_for";
   info->query_type = 0xdeadd01d;
   info->max_value.u64 = 0;
   info->type = PIPE_DRIVER_QUERY_TYPE_UINT64;
   info->group_id = -1;
   info->flags = 0;

   return nv50_hw_get_driver_query_info(screen, id, info);
}

int
nv50_screen_get_driver_query_group_info(struct pipe_screen *pscreen,
                                        unsigned id,
                                        struct pipe_driver_query_group_info *info)
{
   struct nv50_screen *screen = nv50_screen(pscreen);
   int count = 0;

   if (screen->compute)
      if (screen->base.class_3d >= NV84_3D_CLASS)
         count += 2;

   if (!info)
      return count;

   if (id == NV50_HW_SM_QUERY_GROUP) {
      if (screen->compute) {
         if (screen->base.class_3d >= NV84_3D_CLASS) {
            info->name = "MP counters";

            /* Because we can't expose the number of hardware counters needed
             * for each different query, we don't want to allow more than one
             * active query simultaneously to avoid failure when the maximum
             * number of counters is reached. Note that these groups of GPU
             * counters are currently only used by AMD_performance_monitor.
             */
            info->max_active_queries = 1;
            info->num_queries = NV50_HW_SM_QUERY_COUNT;
            return 1;
         }
      }
   } else
   if (id == NV50_HW_METRIC_QUERY_GROUP) {
      if (screen->compute) {
         if (screen->base.class_3d >= NV84_3D_CLASS) {
            info->name = "Performance metrics";
            info->max_active_queries = 1;
            info->num_queries = NV50_HW_METRIC_QUERY_COUNT;
            return 1;
         }
      }
   }

   /* user asked for info about non-existing query group */
   info->name = "this_is_not_the_query_group_you_are_looking_for";
   info->max_active_queries = 0;
   info->num_queries = 0;
   return 0;
}