drm/tests/setversion.c

85 lines
2.7 KiB
C

/*
* Copyright © 2007 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*
* Authors:
* Eric Anholt <eric@anholt.net>
*
*/
#include <limits.h>
#include "drmtest.h"
/**
* Checks DRM_IOCTL_SET_VERSION.
*
* This tests that we can get the actual version out, and that setting invalid
* major/minor numbers fails appropriately. It does not check the actual
* behavior differenses resulting from an increased DI version.
*/
int main(int argc, char **argv)
{
int fd, ret;
drm_set_version_t sv, version;
fd = drm_open_any_master();
/* First, check that we can get the DD/DI versions. */
memset(&version, 0, sizeof(version));
version.drm_di_major = -1;
version.drm_di_minor = -1;
version.drm_dd_major = -1;
version.drm_dd_minor = -1;
ret = ioctl(fd, DRM_IOCTL_SET_VERSION, &version);
assert(ret == 0);
assert(version.drm_di_major != -1);
assert(version.drm_di_minor != -1);
assert(version.drm_dd_major != -1);
assert(version.drm_dd_minor != -1);
/* Check that an invalid DI major fails */
sv = version;
sv.drm_di_major++;
ret = ioctl(fd, DRM_IOCTL_SET_VERSION, &sv);
assert(ret == -1 && errno == EINVAL);
/* Check that an invalid DI minor fails */
sv = version;
sv.drm_di_major++;
ret = ioctl(fd, DRM_IOCTL_SET_VERSION, &sv);
assert(ret == -1 && errno == EINVAL);
/* Check that an invalid DD major fails */
sv = version;
sv.drm_dd_major++;
ret = ioctl(fd, DRM_IOCTL_SET_VERSION, &sv);
assert(ret == -1 && errno == EINVAL);
/* Check that an invalid DD minor fails */
sv = version;
sv.drm_dd_minor++;
ret = ioctl(fd, DRM_IOCTL_SET_VERSION, &sv);
assert(ret == -1 && errno == EINVAL);
close(fd);
return 0;
}