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 <limits.h>
29 #include <string.h>
30 #include "drmtest.h"
31
32 /**
33 * Checks DRM_IOCTL_SET_VERSION.
34 *
35 * This tests that we can get the actual version out, and that setting invalid
36 * major/minor numbers fails appropriately. It does not check the actual
37 * behavior differenses resulting from an increased DI version.
38 */
main(int argc,char ** argv)39 int main(int argc, char **argv)
40 {
41 int fd, ret;
42 drm_set_version_t sv, version;
43
44 if (getuid() != 0) {
45 fprintf(stderr, "setversion test requires root, skipping\n");
46 return 0;
47 }
48
49 fd = drm_open_any_master();
50
51 /* First, check that we can get the DD/DI versions. */
52 memset(&version, 0, sizeof(version));
53 version.drm_di_major = -1;
54 version.drm_di_minor = -1;
55 version.drm_dd_major = -1;
56 version.drm_dd_minor = -1;
57 ret = ioctl(fd, DRM_IOCTL_SET_VERSION, &version);
58 assert(ret == 0);
59 assert(version.drm_di_major != -1);
60 assert(version.drm_di_minor != -1);
61 assert(version.drm_dd_major != -1);
62 assert(version.drm_dd_minor != -1);
63
64 /* Check that an invalid DI major fails */
65 sv = version;
66 sv.drm_di_major++;
67 ret = ioctl(fd, DRM_IOCTL_SET_VERSION, &sv);
68 assert(ret == -1 && errno == EINVAL);
69
70 /* Check that an invalid DI minor fails */
71 sv = version;
72 sv.drm_di_major++;
73 ret = ioctl(fd, DRM_IOCTL_SET_VERSION, &sv);
74 assert(ret == -1 && errno == EINVAL);
75
76 /* Check that an invalid DD major fails */
77 sv = version;
78 sv.drm_dd_major++;
79 ret = ioctl(fd, DRM_IOCTL_SET_VERSION, &sv);
80 assert(ret == -1 && errno == EINVAL);
81
82 /* Check that an invalid DD minor fails */
83 sv = version;
84 sv.drm_dd_minor++;
85 ret = ioctl(fd, DRM_IOCTL_SET_VERSION, &sv);
86 assert(ret == -1 && errno == EINVAL);
87
88 close(fd);
89 return 0;
90 }
91