sys/external/bsd/drm/dist/tests/updatedraw.c

   1 /*
   2  * Copyright © 2007 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  * 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
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  21  * IN THE SOFTWARE.
  22  *
  23  * Authors:
  24  *    Eric Anholt <eric@anholt.net>
  25  *
  26  */
  27
  28 #include "drmtest.h"
  29
  30 static void
  31 set_draw_cliprects_empty(int fd, int drawable)
  32 {
  33         int ret;
  34         struct drm_update_draw update;
  35
  36         update.handle = drawable;
  37         update.type = DRM_DRAWABLE_CLIPRECTS;
  38         update.num = 0;
  39         update.data = 0;
  40
  41         ret = ioctl(fd, DRM_IOCTL_UPDATE_DRAW, &update);
  42         assert(ret == 0);
  43 }
  44
  45 static void
  46 set_draw_cliprects_empty_fail(int fd, int drawable)
  47 {
  48         int ret;
  49         struct drm_update_draw update;
  50
  51         update.handle = drawable;
  52         update.type = DRM_DRAWABLE_CLIPRECTS;
  53         update.num = 0;
  54         update.data = 0;
  55
  56         ret = ioctl(fd, DRM_IOCTL_UPDATE_DRAW, &update);
  57         assert(ret == -1 && errno == EINVAL);
  58 }
  59
  60 static void
  61 set_draw_cliprects_2(int fd, int drawable)
  62 {
  63         int ret;
  64         struct drm_update_draw update;
  65         drm_clip_rect_t rects[2];
  66
  67         rects[0].x1 = 0;
  68         rects[0].y1 = 0;
  69         rects[0].x2 = 10;
  70         rects[0].y2 = 10;
  71
  72         rects[1].x1 = 10;
  73         rects[1].y1 = 10;
  74         rects[1].x2 = 20;
  75         rects[1].y2 = 20;
  76
  77         update.handle = drawable;
  78         update.type = DRM_DRAWABLE_CLIPRECTS;
  79         update.num = 2;
  80         update.data = (unsigned long long)(uintptr_t)&rects;
  81
  82         ret = ioctl(fd, DRM_IOCTL_UPDATE_DRAW, &update);
  83         assert(ret == 0);
  84 }
  85
  86 static int add_drawable(int fd)
  87 {
  88         drm_draw_t drawarg;
  89         int ret;
  90
  91         /* Create a drawable.
  92          * IOCTL_ADD_DRAW is RDWR, though it should really just be RD
  93          */
  94         drawarg.handle = 0;
  95         ret = ioctl(fd, DRM_IOCTL_ADD_DRAW, &drawarg);
  96         assert(ret == 0);
  97         return drawarg.handle;
  98 }
  99
 100 static int rm_drawable(int fd, int drawable, int fail)
 101 {
 102         drm_draw_t drawarg;
 103         int ret;
 104
 105         /* Create a drawable.
 106          * IOCTL_ADD_DRAW is RDWR, though it should really just be RD
 107          */
 108         drawarg.handle = drawable;
 109         ret = ioctl(fd, DRM_IOCTL_RM_DRAW, &drawarg);
 110         if (!fail)
 111                 assert(ret == 0);
 112         else
 113                 assert(ret == -1 && errno == EINVAL);
 114
 115         return drawarg.handle;
 116 }
 117
 118 /**
 119  * Tests drawable management: adding, removing, and updating the cliprects of
 120  * drawables.
 121  */
 122 int main(int argc, char **argv)
 123 {
 124         int fd, ret, d1, d2;
 125
 126         if (getuid() != 0) {
 127                 fprintf(stderr, "updatedraw test requires root, skipping\n");
 128                 return 0;
 129         }
 130
 131         fd = drm_open_any_master();
 132
 133         d1 = add_drawable(fd);
 134         d2 = add_drawable(fd);
 135         /* Do a series of cliprect updates */
 136         set_draw_cliprects_empty(fd, d1);
 137         set_draw_cliprects_empty(fd, d2);
 138         set_draw_cliprects_2(fd, d1);
 139         set_draw_cliprects_empty(fd, d1);
 140
 141         /* Remove our drawables */
 142         rm_drawable(fd, d1, 0);
 143         rm_drawable(fd, d2, 0);
 144
 145         /* Check that removing an unknown drawable returns error */
 146         rm_drawable(fd, 0x7fffffff, 1);
 147
 148         /* Attempt to set cliprects on a nonexistent drawable */
 149         set_draw_cliprects_empty_fail(fd, d1);
 150
 151         close(fd);
 152         return 0;
 153 }