91 lines
2.3 KiB
C
91 lines
2.3 KiB
C
/*
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* Copyright © 2016 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#include "igt.h"
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#include "igt_vgem.h"
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#include "igt_debugfs.h"
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#include "igt_sysfs.h"
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#include <sys/mman.h>
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#include <sys/poll.h>
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#include <sys/stat.h>
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#include <dirent.h>
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IGT_TEST_DESCRIPTION("Extended sanity check of Virtual GEM module (vGEM).");
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static bool has_prime_export(int fd)
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{
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uint64_t value;
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if (drmGetCap(fd, DRM_CAP_PRIME, &value))
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return false;
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return value & DRM_PRIME_CAP_EXPORT;
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}
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static void test_nohang(int fd)
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{
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struct vgem_bo bo;
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uint32_t fence;
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struct pollfd pfd;
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/* A vGEM fence must expire automatically to prevent driver hangs */
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igt_require(has_prime_export(fd));
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igt_require(vgem_has_fences(fd));
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bo.width = 1;
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bo.height = 1;
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bo.bpp = 32;
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vgem_create(fd, &bo);
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pfd.fd = prime_handle_to_fd(fd, bo.handle);
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pfd.events = POLLOUT;
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fence = vgem_fence_attach(fd, &bo, 0);
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igt_assert(poll(&pfd, 1, 0) == 0);
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igt_assert(poll(&pfd, 1, 60*1000) == 1);
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igt_assert_eq(__vgem_fence_signal(fd, fence), -110);
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close(pfd.fd);
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gem_close(fd, bo.handle);
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}
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igt_main
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{
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int fd = -1;
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igt_fixture {
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fd = drm_open_driver(DRIVER_VGEM);
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}
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igt_subtest_f("nohang")
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test_nohang(fd);
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igt_fixture {
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close(fd);
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}
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}
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