src/gallium/drivers/iris/iris_query.c

   1 /*
   2  * Copyright © 2017 Intel Corporation
   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  * on the rights to use, copy, modify, merge, publish, distribute, sub
   8  * license, and/or sell copies of the Software, and to permit persons to whom
   9  * the Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * 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 AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  22  */
  23 #include <stdio.h>
  24 #include <errno.h>
  25 #include "pipe/p_defines.h"
  26 #include "pipe/p_state.h"
  27 #include "pipe/p_context.h"
  28 #include "pipe/p_screen.h"
  29 #include "util/u_inlines.h"
  30 #include "util/u_format.h"
  31 #include "util/u_upload_mgr.h"
  32 #include "util/ralloc.h"
  33 #include "iris_context.h"
  34 #include "iris_resource.h"
  35 #include "iris_screen.h"
  36 #include "intel/compiler/brw_compiler.h"
  37
  38 struct iris_query {
  39    enum pipe_query_type type;
  40 };
  41
  42 static struct pipe_query *
  43 iris_create_query(struct pipe_context *ctx,
  44                   unsigned query_type,
  45                   unsigned index)
  46 {
  47    struct iris_query *query = calloc(1, sizeof(struct iris_query));
  48
  49    query->type = query_type;
  50
  51    return (struct pipe_query *) query;
  52 }
  53
  54 static void
  55 iris_destroy_query(struct pipe_context *ctx, struct pipe_query *p_query)
  56 {
  57    struct iris_query *query = (void *) p_query;
  58    free(query);
  59 }
  60
  61 static boolean
  62 iris_begin_query(struct pipe_context *ctx, struct pipe_query *query)
  63 {
  64    return true;
  65 }
  66
  67 static bool
  68 iris_end_query(struct pipe_context *ctx, struct pipe_query *query)
  69 {
  70    return true;
  71 }
  72
  73 static boolean
  74 iris_get_query_result(struct pipe_context *ctx,
  75                       struct pipe_query *query,
  76                       boolean wait,
  77                       union pipe_query_result *vresult)
  78 {
  79    uint64_t *result = (uint64_t*)vresult;
  80
  81    *result = 0;
  82    return TRUE;
  83 }
  84
  85 static void
  86 iris_set_active_query_state(struct pipe_context *pipe, boolean enable)
  87 {
  88 }
  89
  90 void
  91 iris_init_query_functions(struct pipe_context *ctx)
  92 {
  93    ctx->create_query = iris_create_query;
  94    ctx->destroy_query = iris_destroy_query;
  95    ctx->begin_query = iris_begin_query;
  96    ctx->end_query = iris_end_query;
  97    ctx->get_query_result = iris_get_query_result;
  98    ctx->set_active_query_state = iris_set_active_query_state;
  99 }