src/etnaviv/drm/tests/etnaviv_cmd_stream_test.c

   1 /*
   2  * Copyright (C) 2015 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, 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 (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 NONINFRINGEMENT.  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 FROM,
  20  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  21  * SOFTWARE.
  22  *
  23  * Authors:
  24  *    Christian Gmeiner <christian.gmeiner@gmail.com>
  25  */
  26
  27 #undef NDEBUG
  28 #include <assert.h>
  29 #include <string.h>
  30 #include <stdio.h>
  31
  32 #include "drm/etnaviv_drmif.h"
  33
  34 static void test_avail()
  35 {
  36         struct etna_cmd_stream *stream;
  37
  38         printf("testing etna_cmd_stream_avail ... ");
  39
  40         /* invalid size */
  41         stream = etna_cmd_stream_new(NULL, 0, NULL, NULL);
  42         assert(stream == NULL);
  43
  44         stream = etna_cmd_stream_new(NULL, 4, NULL, NULL);
  45         assert(stream);
  46         assert(etna_cmd_stream_avail(stream) == 2);
  47         etna_cmd_stream_del(stream);
  48
  49         stream = etna_cmd_stream_new(NULL, 20, NULL, NULL);
  50         assert(stream);
  51         assert(etna_cmd_stream_avail(stream) == 18);
  52         etna_cmd_stream_del(stream);
  53
  54         /* odd number of 32 bit words */
  55         stream = etna_cmd_stream_new(NULL, 1, NULL, NULL);
  56         assert(stream);
  57         assert(etna_cmd_stream_avail(stream) == 0);
  58         etna_cmd_stream_del(stream);
  59
  60         stream = etna_cmd_stream_new(NULL, 23, NULL, NULL);
  61         assert(stream);
  62         assert(etna_cmd_stream_avail(stream) == 22);
  63         etna_cmd_stream_del(stream);
  64
  65         printf("ok\n");
  66 }
  67
  68 static void test_emit()
  69 {
  70         struct etna_cmd_stream *stream;
  71
  72         printf("testing etna_cmd_stream_emit ... ");
  73
  74         stream = etna_cmd_stream_new(NULL, 6, NULL, NULL);
  75         assert(stream);
  76         assert(etna_cmd_stream_avail(stream) == 4);
  77
  78         etna_cmd_stream_emit(stream, 0x1);
  79         assert(etna_cmd_stream_avail(stream) == 3);
  80
  81         etna_cmd_stream_emit(stream, 0x2);
  82         assert(etna_cmd_stream_avail(stream) == 2);
  83
  84         etna_cmd_stream_emit(stream, 0x3);
  85         assert(etna_cmd_stream_avail(stream) == 1);
  86
  87         etna_cmd_stream_del(stream);
  88
  89         printf("ok\n");
  90 }
  91
  92 static void test_offset()
  93 {
  94         struct etna_cmd_stream *stream;
  95
  96         printf("testing etna_cmd_stream_offset ... ");
  97
  98         stream = etna_cmd_stream_new(NULL, 6, NULL, NULL);
  99         assert(etna_cmd_stream_offset(stream) == 0);
 100
 101         etna_cmd_stream_emit(stream, 0x1);
 102         assert(etna_cmd_stream_offset(stream) == 1);
 103
 104         etna_cmd_stream_emit(stream, 0x2);
 105         assert(etna_cmd_stream_offset(stream) == 2);
 106
 107         etna_cmd_stream_emit(stream, 0x3);
 108         etna_cmd_stream_emit(stream, 0x4);
 109         assert(etna_cmd_stream_offset(stream) == 4);
 110
 111         etna_cmd_stream_del(stream);
 112
 113         printf("ok\n");
 114 }
 115
 116 int main(int argc, char *argv[])
 117 {
 118         test_avail();
 119         test_emit();
 120         test_offset();
 121
 122         return 0;
 123 }