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/*
* Copyright 2021 Advanced Micro Devices, Inc.
*
* 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 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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_kmod.h"
#include <amdgpu.h>
#include <amdgpu_drm.h>
#include <sys/ioctl.h>
/**
* sanity_check:
*
* Ensures the driver is able to respond to DRM_IOCTL_AMDGPU_INFO ioctl
* with a timeout.
*
*/
static void sanity_check(void)
{
int err = 0;
int fd;
int arg_ret;
struct drm_amdgpu_info args = {0};
args.return_pointer = (uintptr_t) &arg_ret;
args.return_size = sizeof(int);
args.query = AMDGPU_INFO_HW_IP_INFO;
args.query_hw_ip.type = AMDGPU_HW_IP_COMPUTE;
fd = drm_open_driver(DRIVER_AMDGPU);
igt_set_timeout(1, "Module reload timeout!");
if (ioctl(fd, DRM_IOCTL_AMDGPU_INFO, &args) < 0)
err = -errno;
igt_set_timeout(0, NULL);
close(fd);
igt_assert_eq(err, 0);
}
igt_main
{
igt_describe("Make sure reloading amdgpu drivers works");
igt_subtest("reload") {
int err;
igt_amdgpu_driver_unload();
err = igt_amdgpu_driver_load(NULL);
igt_assert_eq(err, 0);
sanity_check();
igt_amdgpu_driver_unload();
}
igt_fixture
{
/* load the module back in */
igt_amdgpu_driver_load(NULL);
}
}
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