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/*
* Copyright © 2016 Broadcom
*
* 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.
*/
#include "igt.h"
#include "igt_vc4.h"
igt_main
{
int fd;
igt_fixture {
fd = drm_open_driver(DRIVER_VC4);
igt_require(igt_vc4_is_v3d(fd));
}
igt_subtest("create-bo-4096") {
int handle = igt_vc4_create_bo(fd, VC4_GPU_PAGE_SIZE);
gem_close(fd, handle);
}
igt_subtest("create-bo-0") {
struct drm_vc4_create_bo arg = {
.size = 0,
};
do_ioctl_err(fd, DRM_IOCTL_VC4_CREATE_BO, &arg, EINVAL);
}
igt_subtest("create-bo-zeroed") {
int fd2 = drm_open_driver(DRIVER_VC4);
int handle;
uint32_t *map;
/* A size different from any used in our other tests, to try
* to convince it to land as the only one of its size in the
* kernel BO cache
*/
size_t size = 3 * VC4_GPU_PAGE_SIZE, i;
/* Make a BO and free it on our main fd. */
handle = igt_vc4_create_bo(fd, size);
map = igt_vc4_mmap_bo(fd, handle, size, PROT_READ | PROT_WRITE);
memset(map, 0xd0, size);
munmap(map, size);
gem_close(fd, handle);
/* Now, allocate a BO on the other fd and make sure it doesn't
* have the old contents.
*/
handle = igt_vc4_create_bo(fd2, size);
map = igt_vc4_mmap_bo(fd2, handle, size, PROT_READ | PROT_WRITE);
for (i = 0; i < size / 4; i++)
igt_assert_eq_u32(map[i], 0x0);
munmap(map, size);
gem_close(fd2, handle);
drm_close_driver(fd2);
}
igt_fixture
drm_close_driver(fd);
}
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