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249 lines
6.4 KiB
249 lines
6.4 KiB
/*
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* Copyright © 2013, 2015 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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* Authors:
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* Daniel Vetter <daniel.vetter@ffwll.ch>
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* David Weinehall <david.weinehall@intel.com>
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*
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*/
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#include "igt.h"
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#include <unistd.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <fcntl.h>
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#include <inttypes.h>
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#include <errno.h>
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#include <sys/stat.h>
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#include <sys/ioctl.h>
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#include <drm.h>
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#include "igt_device.h"
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#define OBJECT_SIZE (16*1024*1024)
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static void
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test_fence_restore(int fd, bool tiled2untiled, bool hibernate)
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{
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uint32_t handle1, handle2, handle_tiled;
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uint32_t *ptr1, *ptr2, *ptr_tiled;
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int i;
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/* We wall the tiled object with untiled canary objects to make sure
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* that we detect tile leaking in both directions. */
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handle1 = gem_create(fd, OBJECT_SIZE);
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handle2 = gem_create(fd, OBJECT_SIZE);
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handle_tiled = gem_create(fd, OBJECT_SIZE);
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/* Access the buffer objects in the order we want to have the laid out. */
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ptr1 = gem_mmap__gtt(fd, handle1, OBJECT_SIZE, PROT_READ | PROT_WRITE);
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gem_set_domain(fd, handle1, I915_GEM_DOMAIN_GTT, I915_GEM_DOMAIN_GTT);
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for (i = 0; i < OBJECT_SIZE/sizeof(uint32_t); i++)
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ptr1[i] = i;
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ptr_tiled = gem_mmap__gtt(fd, handle_tiled, OBJECT_SIZE,
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PROT_READ | PROT_WRITE);
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gem_set_domain(fd, handle_tiled,
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I915_GEM_DOMAIN_GTT, I915_GEM_DOMAIN_GTT);
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if (tiled2untiled)
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gem_set_tiling(fd, handle_tiled, I915_TILING_X, 2048);
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for (i = 0; i < OBJECT_SIZE/sizeof(uint32_t); i++)
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ptr_tiled[i] = i;
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ptr2 = gem_mmap__gtt(fd, handle2, OBJECT_SIZE, PROT_READ | PROT_WRITE);
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gem_set_domain(fd, handle2, I915_GEM_DOMAIN_GTT, I915_GEM_DOMAIN_GTT);
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for (i = 0; i < OBJECT_SIZE/sizeof(uint32_t); i++)
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ptr2[i] = i;
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if (tiled2untiled)
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gem_set_tiling(fd, handle_tiled, I915_TILING_NONE, 2048);
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else
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gem_set_tiling(fd, handle_tiled, I915_TILING_X, 2048);
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if (hibernate)
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igt_system_suspend_autoresume(SUSPEND_STATE_DISK,
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SUSPEND_TEST_NONE);
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else
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igt_system_suspend_autoresume(SUSPEND_STATE_MEM,
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SUSPEND_TEST_NONE);
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igt_info("checking the first canary object\n");
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for (i = 0; i < OBJECT_SIZE/sizeof(uint32_t); i++)
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igt_assert(ptr1[i] == i);
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igt_info("checking the second canary object\n");
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for (i = 0; i < OBJECT_SIZE/sizeof(uint32_t); i++)
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igt_assert(ptr2[i] == i);
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gem_close(fd, handle1);
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gem_close(fd, handle2);
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gem_close(fd, handle_tiled);
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munmap(ptr1, OBJECT_SIZE);
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munmap(ptr2, OBJECT_SIZE);
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munmap(ptr_tiled, OBJECT_SIZE);
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}
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static void
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test_debugfs_reader(int fd, bool hibernate)
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{
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struct igt_helper_process reader = {};
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reader.use_SIGKILL = true;
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igt_fork_helper(&reader) {
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static const char dfs_base[] = "/sys/kernel/debug/dri";
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static char tmp[1024];
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snprintf(tmp, sizeof(tmp) - 1,
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"while true; do find %s/%i/ -type f ! -path \"*/crc/*\" | xargs cat > /dev/null 2>&1; done",
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dfs_base, igt_device_get_card_index(fd));
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igt_assert(execl("/bin/sh", "sh", "-c", tmp, (char *) NULL) != -1);
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}
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sleep(1);
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if (hibernate)
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igt_system_suspend_autoresume(SUSPEND_STATE_DISK,
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SUSPEND_TEST_NONE);
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else
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igt_system_suspend_autoresume(SUSPEND_STATE_MEM,
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SUSPEND_TEST_NONE);
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sleep(1);
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igt_stop_helper(&reader);
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}
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static void
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test_sysfs_reader(int fd, bool hibernate)
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{
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struct igt_helper_process reader = {};
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reader.use_SIGKILL = true;
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igt_fork_helper(&reader) {
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static const char dfs_base[] = "/sys/class/drm/card";
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static char tmp[1024];
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snprintf(tmp, sizeof(tmp) - 1,
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"while true; do find %s%i*/ -type f | xargs cat > /dev/null 2>&1; done",
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dfs_base, igt_device_get_card_index(fd));
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igt_assert(execl("/bin/sh", "sh", "-c", tmp, (char *) NULL) != -1);
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}
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sleep(1);
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if (hibernate)
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igt_system_suspend_autoresume(SUSPEND_STATE_DISK,
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SUSPEND_TEST_NONE);
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else
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igt_system_suspend_autoresume(SUSPEND_STATE_MEM,
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SUSPEND_TEST_NONE);
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sleep(1);
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igt_stop_helper(&reader);
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}
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static void
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test_shrink(int fd, unsigned int mode)
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{
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size_t size;
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void *mem;
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gem_quiescent_gpu(fd);
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intel_purge_vm_caches(fd);
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mem = intel_get_total_pinnable_mem(&size);
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igt_assert(mem != MAP_FAILED);
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intel_purge_vm_caches(fd);
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igt_system_suspend_autoresume(mode, SUSPEND_TEST_NONE);
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munmap(mem, size);
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}
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static void
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test_forcewake(int fd, bool hibernate)
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{
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int fw_fd;
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fw_fd = igt_open_forcewake_handle(fd);
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igt_assert_lte(0, fw_fd);
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if (hibernate)
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igt_system_suspend_autoresume(SUSPEND_STATE_DISK,
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SUSPEND_TEST_NONE);
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else
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igt_system_suspend_autoresume(SUSPEND_STATE_MEM,
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SUSPEND_TEST_NONE);
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close (fw_fd);
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}
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int fd;
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igt_main
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{
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igt_skip_on_simulation();
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igt_fixture
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fd = drm_open_driver(DRIVER_INTEL);
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igt_subtest("fence-restore-tiled2untiled")
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test_fence_restore(fd, true, false);
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igt_subtest("fence-restore-untiled")
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test_fence_restore(fd, false, false);
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igt_subtest("debugfs-reader")
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test_debugfs_reader(fd, false);
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igt_subtest("sysfs-reader")
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test_sysfs_reader(fd, false);
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igt_subtest("shrink")
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test_shrink(fd, SUSPEND_STATE_MEM);
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igt_subtest("forcewake")
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test_forcewake(fd, false);
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igt_subtest("fence-restore-tiled2untiled-hibernate")
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test_fence_restore(fd, true, true);
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igt_subtest("fence-restore-untiled-hibernate")
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test_fence_restore(fd, false, true);
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igt_subtest("debugfs-reader-hibernate")
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test_debugfs_reader(fd, true);
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igt_subtest("sysfs-reader-hibernate")
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test_sysfs_reader(fd, true);
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igt_subtest("forcewake-hibernate")
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test_forcewake(fd, true);
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igt_fixture
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close(fd);
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}
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