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_sw.h"
  34
  35 static struct pipe_query *
  36 etna_create_query(struct pipe_context *pctx, unsigned query_type,
  37                   unsigned index)
  38 {
  39    struct etna_context *ctx = etna_context(pctx);
  40    struct etna_query *q;
  41
  42    q = etna_sw_create_query(ctx, query_type);
  43
  44    return (struct pipe_query *)q;
  45 }
  46
  47 static void
  48 etna_destroy_query(struct pipe_context *pctx, struct pipe_query *pq)
  49 {
  50    struct etna_query *q = etna_query(pq);
  51
  52    q->funcs->destroy_query(etna_context(pctx), q);
  53 }
  54
  55 static boolean
  56 etna_begin_query(struct pipe_context *pctx, struct pipe_query *pq)
  57 {
  58    struct etna_query *q = etna_query(pq);
  59    boolean ret;
  60
  61    if (q->active)
  62       return false;
  63
  64    ret = q->funcs->begin_query(etna_context(pctx), q);
  65    q->active = ret;
  66
  67    return ret;
  68 }
  69
  70 static bool
  71 etna_end_query(struct pipe_context *pctx, struct pipe_query *pq)
  72 {
  73    struct etna_query *q = etna_query(pq);
  74
  75    if (!q->active)
  76       return false;
  77
  78    q->funcs->end_query(etna_context(pctx), q);
  79    q->active = false;
  80
  81    return true;
  82 }
  83
  84 static boolean
  85 etna_get_query_result(struct pipe_context *pctx, struct pipe_query *pq,
  86                       boolean wait, union pipe_query_result *result)
  87 {
  88    struct etna_query *q = etna_query(pq);
  89
  90    if (q->active)
  91       return false;
  92
  93    util_query_clear_result(result, q->type);
  94
  95    return q->funcs->get_query_result(etna_context(pctx), q, wait, result);
  96 }
  97
  98 static int
  99 etna_get_driver_query_info(struct pipe_screen *pscreen, unsigned index,
 100                            struct pipe_driver_query_info *info)
 101 {
 102    int nr_sw_queries = etna_sw_get_driver_query_info(pscreen, 0, NULL);
 103
 104    if (!info)
 105       return nr_sw_queries;
 106
 107    return etna_sw_get_driver_query_info(pscreen, index, info);
 108 }
 109
 110 static void
 111 etna_set_active_query_state(struct pipe_context *pipe, boolean enable)
 112 {
 113 }
 114
 115 void
 116 etna_query_screen_init(struct pipe_screen *pscreen)
 117 {
 118    pscreen->get_driver_query_info = etna_get_driver_query_info;
 119 }
 120
 121 void
 122 etna_query_context_init(struct pipe_context *pctx)
 123 {
 124    pctx->create_query = etna_create_query;
 125    pctx->destroy_query = etna_destroy_query;
 126    pctx->begin_query = etna_begin_query;
 127    pctx->end_query = etna_end_query;
 128    pctx->get_query_result = etna_get_query_result;
 129    pctx->set_active_query_state = etna_set_active_query_state;
 130 }