1 /*
2 * Copyright 2011 Nouveau Project
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Authors: Christoph Bumiller
23 */
24
25 #define NVC0_PUSH_EXPLICIT_SPACE_CHECKING
26
27 #include "nvc0/nvc0_context.h"
28 #include "nvc0/nvc0_query.h"
29 #include "nvc0/nvc0_query_sw.h"
30 #include "nvc0/nvc0_query_hw.h"
31 #include "nvc0/nvc0_query_hw_metric.h"
32 #include "nvc0/nvc0_query_hw_sm.h"
33
34 static struct pipe_query *
nvc0_create_query(struct pipe_context * pipe,unsigned type,unsigned index)35 nvc0_create_query(struct pipe_context *pipe, unsigned type, unsigned index)
36 {
37 struct nvc0_context *nvc0 = nvc0_context(pipe);
38 struct nvc0_query *q;
39
40 q = nvc0_sw_create_query(nvc0, type, index);
41 if (!q)
42 q = nvc0_hw_create_query(nvc0, type, index);
43
44 return (struct pipe_query *)q;
45 }
46
47 static void
nvc0_destroy_query(struct pipe_context * pipe,struct pipe_query * pq)48 nvc0_destroy_query(struct pipe_context *pipe, struct pipe_query *pq)
49 {
50 struct nvc0_query *q = nvc0_query(pq);
51 q->funcs->destroy_query(nvc0_context(pipe), q);
52 }
53
54 static boolean
nvc0_begin_query(struct pipe_context * pipe,struct pipe_query * pq)55 nvc0_begin_query(struct pipe_context *pipe, struct pipe_query *pq)
56 {
57 struct nvc0_query *q = nvc0_query(pq);
58 return q->funcs->begin_query(nvc0_context(pipe), q);
59 }
60
61 static bool
nvc0_end_query(struct pipe_context * pipe,struct pipe_query * pq)62 nvc0_end_query(struct pipe_context *pipe, struct pipe_query *pq)
63 {
64 struct nvc0_query *q = nvc0_query(pq);
65 q->funcs->end_query(nvc0_context(pipe), q);
66 return true;
67 }
68
69 static boolean
nvc0_get_query_result(struct pipe_context * pipe,struct pipe_query * pq,boolean wait,union pipe_query_result * result)70 nvc0_get_query_result(struct pipe_context *pipe, struct pipe_query *pq,
71 boolean wait, union pipe_query_result *result)
72 {
73 struct nvc0_query *q = nvc0_query(pq);
74 return q->funcs->get_query_result(nvc0_context(pipe), q, wait, result);
75 }
76
77 static void
nvc0_get_query_result_resource(struct pipe_context * pipe,struct pipe_query * pq,boolean wait,enum pipe_query_value_type result_type,int index,struct pipe_resource * resource,unsigned offset)78 nvc0_get_query_result_resource(struct pipe_context *pipe,
79 struct pipe_query *pq,
80 boolean wait,
81 enum pipe_query_value_type result_type,
82 int index,
83 struct pipe_resource *resource,
84 unsigned offset)
85 {
86 struct nvc0_query *q = nvc0_query(pq);
87 if (!q->funcs->get_query_result_resource) {
88 assert(!"Unexpected lack of get_query_result_resource");
89 return;
90 }
91 q->funcs->get_query_result_resource(nvc0_context(pipe), q, wait, result_type,
92 index, resource, offset);
93 }
94
95 static void
nvc0_render_condition(struct pipe_context * pipe,struct pipe_query * pq,boolean condition,enum pipe_render_cond_flag mode)96 nvc0_render_condition(struct pipe_context *pipe,
97 struct pipe_query *pq,
98 boolean condition, enum pipe_render_cond_flag mode)
99 {
100 struct nvc0_context *nvc0 = nvc0_context(pipe);
101 struct nouveau_pushbuf *push = nvc0->base.pushbuf;
102 struct nvc0_query *q = nvc0_query(pq);
103 struct nvc0_hw_query *hq = nvc0_hw_query(q);
104 uint32_t cond;
105 bool wait =
106 mode != PIPE_RENDER_COND_NO_WAIT &&
107 mode != PIPE_RENDER_COND_BY_REGION_NO_WAIT;
108
109 if (!pq) {
110 cond = NVC0_3D_COND_MODE_ALWAYS;
111 }
112 else {
113 /* NOTE: comparison of 2 queries only works if both have completed */
114 switch (q->type) {
115 case PIPE_QUERY_SO_OVERFLOW_PREDICATE:
116 cond = condition ? NVC0_3D_COND_MODE_EQUAL :
117 NVC0_3D_COND_MODE_NOT_EQUAL;
118 wait = true;
119 break;
120 case PIPE_QUERY_OCCLUSION_COUNTER:
121 case PIPE_QUERY_OCCLUSION_PREDICATE:
122 case PIPE_QUERY_OCCLUSION_PREDICATE_CONSERVATIVE:
123 if (likely(!condition)) {
124 if (unlikely(hq->nesting))
125 cond = wait ? NVC0_3D_COND_MODE_NOT_EQUAL :
126 NVC0_3D_COND_MODE_ALWAYS;
127 else
128 cond = NVC0_3D_COND_MODE_RES_NON_ZERO;
129 } else {
130 cond = wait ? NVC0_3D_COND_MODE_EQUAL : NVC0_3D_COND_MODE_ALWAYS;
131 }
132 break;
133 default:
134 assert(!"render condition query not a predicate");
135 cond = NVC0_3D_COND_MODE_ALWAYS;
136 break;
137 }
138 }
139
140 nvc0->cond_query = pq;
141 nvc0->cond_cond = condition;
142 nvc0->cond_condmode = cond;
143 nvc0->cond_mode = mode;
144
145 if (!pq) {
146 PUSH_SPACE(push, 2);
147 IMMED_NVC0(push, NVC0_3D(COND_MODE), cond);
148 if (nvc0->screen->compute)
149 IMMED_NVC0(push, NVC0_CP(COND_MODE), cond);
150 return;
151 }
152
153 if (wait)
154 nvc0_hw_query_fifo_wait(nvc0, q);
155
156 PUSH_SPACE(push, 10);
157 PUSH_REFN (push, hq->bo, NOUVEAU_BO_GART | NOUVEAU_BO_RD);
158 BEGIN_NVC0(push, NVC0_3D(COND_ADDRESS_HIGH), 3);
159 PUSH_DATAh(push, hq->bo->offset + hq->offset);
160 PUSH_DATA (push, hq->bo->offset + hq->offset);
161 PUSH_DATA (push, cond);
162 BEGIN_NVC0(push, NVC0_2D(COND_ADDRESS_HIGH), 2);
163 PUSH_DATAh(push, hq->bo->offset + hq->offset);
164 PUSH_DATA (push, hq->bo->offset + hq->offset);
165 if (nvc0->screen->compute) {
166 BEGIN_NVC0(push, NVC0_CP(COND_ADDRESS_HIGH), 3);
167 PUSH_DATAh(push, hq->bo->offset + hq->offset);
168 PUSH_DATA (push, hq->bo->offset + hq->offset);
169 PUSH_DATA (push, cond);
170 }
171 }
172
173 int
nvc0_screen_get_driver_query_info(struct pipe_screen * pscreen,unsigned id,struct pipe_driver_query_info * info)174 nvc0_screen_get_driver_query_info(struct pipe_screen *pscreen,
175 unsigned id,
176 struct pipe_driver_query_info *info)
177 {
178 struct nvc0_screen *screen = nvc0_screen(pscreen);
179 int num_sw_queries = 0, num_hw_queries = 0;
180
181 num_sw_queries = nvc0_sw_get_driver_query_info(screen, 0, NULL);
182 num_hw_queries = nvc0_hw_get_driver_query_info(screen, 0, NULL);
183
184 if (!info)
185 return num_sw_queries + num_hw_queries;
186
187 /* Init default values. */
188 info->name = "this_is_not_the_query_you_are_looking_for";
189 info->query_type = 0xdeadd01d;
190 info->max_value.u64 = 0;
191 info->type = PIPE_DRIVER_QUERY_TYPE_UINT64;
192 info->group_id = -1;
193 info->flags = 0;
194
195 #ifdef NOUVEAU_ENABLE_DRIVER_STATISTICS
196 if (id < num_sw_queries)
197 return nvc0_sw_get_driver_query_info(screen, id, info);
198 #endif
199
200 return nvc0_hw_get_driver_query_info(screen, id - num_sw_queries, info);
201 }
202
203 int
nvc0_screen_get_driver_query_group_info(struct pipe_screen * pscreen,unsigned id,struct pipe_driver_query_group_info * info)204 nvc0_screen_get_driver_query_group_info(struct pipe_screen *pscreen,
205 unsigned id,
206 struct pipe_driver_query_group_info *info)
207 {
208 struct nvc0_screen *screen = nvc0_screen(pscreen);
209 int count = 0;
210
211 #ifdef NOUVEAU_ENABLE_DRIVER_STATISTICS
212 count++;
213 #endif
214
215 if (screen->base.drm->version >= 0x01000101) {
216 if (screen->compute) {
217 if (screen->base.class_3d <= GM200_3D_CLASS) {
218 count += 2;
219 }
220 }
221 }
222
223 if (!info)
224 return count;
225
226 if (id == NVC0_HW_SM_QUERY_GROUP) {
227 if (screen->compute) {
228 info->name = "MP counters";
229
230 /* Expose the maximum number of hardware counters available, although
231 * some queries use more than one counter. Expect failures in that
232 * case but as performance counters are for developers, this should
233 * not have a real impact. */
234 info->max_active_queries = 8;
235 info->num_queries = nvc0_hw_sm_get_num_queries(screen);
236 return 1;
237 }
238 } else
239 if (id == NVC0_HW_METRIC_QUERY_GROUP) {
240 if (screen->compute) {
241 if (screen->base.class_3d <= GM200_3D_CLASS) {
242 info->name = "Performance metrics";
243 info->max_active_queries = 4; /* A metric uses at least 2 queries */
244 info->num_queries = nvc0_hw_metric_get_num_queries(screen);
245 return 1;
246 }
247 }
248 }
249 #ifdef NOUVEAU_ENABLE_DRIVER_STATISTICS
250 else if (id == NVC0_SW_QUERY_DRV_STAT_GROUP) {
251 info->name = "Driver statistics";
252 info->max_active_queries = NVC0_SW_QUERY_DRV_STAT_COUNT;
253 info->num_queries = NVC0_SW_QUERY_DRV_STAT_COUNT;
254 return 1;
255 }
256 #endif
257
258 /* user asked for info about non-existing query group */
259 info->name = "this_is_not_the_query_group_you_are_looking_for";
260 info->max_active_queries = 0;
261 info->num_queries = 0;
262 return 0;
263 }
264
265 static void
nvc0_set_active_query_state(struct pipe_context * pipe,boolean enable)266 nvc0_set_active_query_state(struct pipe_context *pipe, boolean enable)
267 {
268 }
269
270 void
nvc0_init_query_functions(struct nvc0_context * nvc0)271 nvc0_init_query_functions(struct nvc0_context *nvc0)
272 {
273 struct pipe_context *pipe = &nvc0->base.pipe;
274
275 pipe->create_query = nvc0_create_query;
276 pipe->destroy_query = nvc0_destroy_query;
277 pipe->begin_query = nvc0_begin_query;
278 pipe->end_query = nvc0_end_query;
279 pipe->get_query_result = nvc0_get_query_result;
280 pipe->get_query_result_resource = nvc0_get_query_result_resource;
281 pipe->set_active_query_state = nvc0_set_active_query_state;
282 pipe->render_condition = nvc0_render_condition;
283 nvc0->cond_condmode = NVC0_3D_COND_MODE_ALWAYS;
284 }
285