src/gallium/drivers/etnaviv/etnaviv_query.c

   1 /*
   2  * Copyright (c) 2016 Etnaviv 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, sub license,
   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 (including the
  12  * next paragraph) shall be included in all copies or substantial portions
  13  * of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  21  * DEALINGS IN THE SOFTWARE.
  22  *
  23  * Authors:
  24  *    Rob Clark <robclark@freedesktop.org>
  25  *    Christian Gmeiner <christian.gmeiner@gmail.com>
  26  */
  27
  28 #include "pipe/p_screen.h"
  29 #include "util/u_inlines.h"
  30
  31 #include "etnaviv_context.h"
  32 #include "etnaviv_query.h"
  33 #include "etnaviv_query_hw.h"
  34 #include "etnaviv_query_sw.h"
  35
  36 static struct pipe_query *
  37 etna_create_query(struct pipe_context *pctx, unsigned query_type,
  38                   unsigned index)
  39 {
  40    struct etna_context *ctx = etna_context(pctx);
  41    struct etna_query *q;
  42
  43    q = etna_sw_create_query(ctx, query_type);
  44    if (!q)
  45       q = etna_hw_create_query(ctx, query_type);
  46
  47    return (struct pipe_query *)q;
  48 }
  49
  50 static void
  51 etna_destroy_query(struct pipe_context *pctx, struct pipe_query *pq)
  52 {
  53    struct etna_query *q = etna_query(pq);
  54
  55    q->funcs->destroy_query(etna_context(pctx), q);
  56 }
  57
  58 static boolean
  59 etna_begin_query(struct pipe_context *pctx, struct pipe_query *pq)
  60 {
  61    struct etna_query *q = etna_query(pq);
  62    boolean ret;
  63
  64    if (q->active)
  65       return false;
  66
  67    ret = q->funcs->begin_query(etna_context(pctx), q);
  68    q->active = ret;
  69
  70    return ret;
  71 }
  72
  73 static bool
  74 etna_end_query(struct pipe_context *pctx, struct pipe_query *pq)
  75 {
  76    struct etna_query *q = etna_query(pq);
  77
  78    if (!q->active)
  79       return false;
  80
  81    q->funcs->end_query(etna_context(pctx), q);
  82    q->active = false;
  83
  84    return true;
  85 }
  86
  87 static boolean
  88 etna_get_query_result(struct pipe_context *pctx, struct pipe_query *pq,
  89                       boolean wait, union pipe_query_result *result)
  90 {
  91    struct etna_query *q = etna_query(pq);
  92
  93    if (q->active)
  94       return false;
  95
  96    util_query_clear_result(result, q->type);
  97
  98    return q->funcs->get_query_result(etna_context(pctx), q, wait, result);
  99 }
 100
 101 static int
 102 etna_get_driver_query_info(struct pipe_screen *pscreen, unsigned index,
 103                            struct pipe_driver_query_info *info)
 104 {
 105    int nr_sw_queries = etna_sw_get_driver_query_info(pscreen, 0, NULL);
 106
 107    if (!info)
 108       return nr_sw_queries;
 109
 110    return etna_sw_get_driver_query_info(pscreen, index, info);
 111 }
 112
 113 static void
 114 etna_set_active_query_state(struct pipe_context *pipe, boolean enable)
 115 {
 116 }
 117
 118 void
 119 etna_query_screen_init(struct pipe_screen *pscreen)
 120 {
 121    pscreen->get_driver_query_info = etna_get_driver_query_info;
 122 }
 123
 124 void
 125 etna_query_context_init(struct pipe_context *pctx)
 126 {
 127    pctx->create_query = etna_create_query;
 128    pctx->destroy_query = etna_destroy_query;
 129    pctx->begin_query = etna_begin_query;
 130    pctx->end_query = etna_end_query;
 131    pctx->get_query_result = etna_get_query_result;
 132    pctx->set_active_query_state = etna_set_active_query_state;
 133 }