From c32032111aa701061acb7c3247b6cf7696272501 Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Sat, 2 Nov 2013 12:22:37 +0100 Subject: tests: estbalish drv_ prefix Signed-off-by: Daniel Vetter --- tests/drv_suspend.c | 171 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 171 insertions(+) create mode 100644 tests/drv_suspend.c (limited to 'tests/drv_suspend.c') diff --git a/tests/drv_suspend.c b/tests/drv_suspend.c new file mode 100644 index 00000000..e526e2a2 --- /dev/null +++ b/tests/drv_suspend.c @@ -0,0 +1,171 @@ +/* + * Copyright © 2013 Intel Corporation + * + * 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. + * + * Authors: + * Daniel Vetter + * + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include "drm.h" +#include "i915_drm.h" +#include "drmtest.h" + +#define OBJECT_SIZE (16*1024*1024) + +static void +test_fence_restore(int fd, bool tiled2untiled) +{ + uint32_t handle1, handle2, handle_tiled; + uint32_t *ptr1, *ptr2, *ptr_tiled; + int i; + + /* We wall the tiled object with untiled canary objects to make sure + * that we detect tile leaking in both directions. */ + handle1 = gem_create(fd, OBJECT_SIZE); + handle2 = gem_create(fd, OBJECT_SIZE); + handle_tiled = gem_create(fd, OBJECT_SIZE); + + /* Access the buffer objects in the order we want to have the laid out. */ + ptr1 = gem_mmap(fd, handle1, OBJECT_SIZE, PROT_READ | PROT_WRITE); + igt_assert(ptr1 != MAP_FAILED); + for (i = 0; i < OBJECT_SIZE/sizeof(uint32_t); i++) + ptr1[i] = i; + + ptr_tiled = gem_mmap(fd, handle_tiled, OBJECT_SIZE, PROT_READ | PROT_WRITE); + igt_assert(ptr_tiled != MAP_FAILED); + if (tiled2untiled) + gem_set_tiling(fd, handle_tiled, I915_TILING_X, 2048); + for (i = 0; i < OBJECT_SIZE/sizeof(uint32_t); i++) + ptr_tiled[i] = i; + + ptr2 = gem_mmap(fd, handle2, OBJECT_SIZE, PROT_READ | PROT_WRITE); + igt_assert(ptr2 != MAP_FAILED); + for (i = 0; i < OBJECT_SIZE/sizeof(uint32_t); i++) + ptr2[i] = i; + + if (tiled2untiled) + gem_set_tiling(fd, handle_tiled, I915_TILING_NONE, 2048); + else + gem_set_tiling(fd, handle_tiled, I915_TILING_X, 2048); + + igt_system_suspend_autoresume(); + + printf("checking the first canary object\n"); + for (i = 0; i < OBJECT_SIZE/sizeof(uint32_t); i++) + igt_assert(ptr1[i] == i); + + printf("checking the second canary object\n"); + for (i = 0; i < OBJECT_SIZE/sizeof(uint32_t); i++) + igt_assert(ptr2[i] == i); + + gem_close(fd, handle1); + gem_close(fd, handle2); + gem_close(fd, handle_tiled); + + munmap(ptr1, OBJECT_SIZE); + munmap(ptr2, OBJECT_SIZE); + munmap(ptr_tiled, OBJECT_SIZE); +} + +static void +test_debugfs_reader(void) +{ + struct igt_helper_process reader = {}; + reader.use_SIGKILL = true; + + igt_fork_helper(&reader) { + static const char dfs_base[] = "/sys/kernel/debug/dri"; + static char tmp[1024]; + + snprintf(tmp, sizeof(tmp) - 1, + "while true; do find %s/%i/ -type f | xargs cat &> /dev/null; done", + dfs_base, drm_get_card()); + assert(execl("/bin/sh", "sh", "-c", tmp, (char *) NULL) != -1); + } + + sleep(1); + + igt_system_suspend_autoresume(); + + sleep(1); + + igt_stop_helper(&reader); +} + +static void +test_sysfs_reader(void) +{ + struct igt_helper_process reader = {}; + reader.use_SIGKILL = true; + + igt_fork_helper(&reader) { + static const char dfs_base[] = "/sys/class/drm/card"; + static char tmp[1024]; + + snprintf(tmp, sizeof(tmp) - 1, + "while true; do find %s%i*/ -type f | xargs cat &> /dev/null; done", + dfs_base, drm_get_card()); + assert(execl("/bin/sh", "sh", "-c", tmp, (char *) NULL) != -1); + } + + sleep(1); + + igt_system_suspend_autoresume(); + + sleep(1); + + igt_stop_helper(&reader); +} + +int fd; + +igt_main +{ + igt_skip_on_simulation(); + + igt_fixture + fd = drm_open_any(); + + igt_subtest("fence-restore-tiled2untiled") + test_fence_restore(fd, true); + + igt_subtest("fence-restore-untiled") + test_fence_restore(fd, false); + + igt_subtest("debugfs-reader") + test_debugfs_reader(); + + igt_subtest("sysfs-reader") + test_sysfs_reader(); + + igt_fixture + close(fd); +} -- cgit v1.2.3