aosp12/external/igt-gpu-tools/tests/panfrost_gem_new.c

91 lines
2.7 KiB
C

/*
* Copyright © 2016 Broadcom
* Copyright © 2019 Collabora, Ltd.
*
* 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_panfrost.h"
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <fcntl.h>
#include <inttypes.h>
#include <errno.h>
#include <sys/stat.h>
#include <sys/ioctl.h>
#include "panfrost_drm.h"
igt_main
{
int fd;
igt_fixture {
fd = drm_open_driver(DRIVER_PANFROST);
}
igt_subtest("gem-new-4096") {
struct panfrost_bo *bo = igt_panfrost_gem_new(fd, 4096);
igt_panfrost_free_bo(fd, bo);
}
igt_subtest("gem-new-0") {
struct drm_panfrost_create_bo arg = {
.size = 0,
};
do_ioctl_err(fd, DRM_IOCTL_PANFROST_CREATE_BO, &arg, EINVAL);
}
igt_subtest("gem-new-zeroed") {
int fd2 = drm_open_driver(DRIVER_PANFROST);
struct panfrost_bo *bo;
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 * 4096, i;
/* Make a BO and free it on our main fd. */
bo = igt_panfrost_gem_new(fd, size);
map = igt_panfrost_mmap_bo(fd, bo->handle, size, PROT_READ | PROT_WRITE);
memset(map, 0xd0, size);
munmap(map, size);
igt_panfrost_free_bo(fd, bo);
/* Now, allocate a BO on the other fd and make sure it doesn't
* have the old contents.
*/
bo = igt_panfrost_gem_new(fd2, size);
map = igt_panfrost_mmap_bo(fd2, bo->handle, size, PROT_READ | PROT_WRITE);
for (i = 0; i < size / 4; i++)
igt_assert_eq_u32(map[i], 0x0);
munmap(map, size);
igt_panfrost_free_bo(fd2, bo);
close(fd2);
}
igt_fixture
close(fd);
}