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| author | Karolina Stolarek <karolina.stolarek@intel.com> | 2023-08-08 12:51:12 +0300 |
|---|---|---|
| committer | Christian König <christian.koenig@amd.com> | 2023-08-09 19:04:22 +0300 |
| commit | e3912d09bf8ddd8e274118d4c9cc550d9665115d (patch) | |
| tree | 8e882209309bfafca84da0332e31574e55bd5148 /drivers/gpu/drm/ttm/tests/ttm_device_test.c | |
| parent | 79cdc56c4a542526d5b4e255d297ab842887e02b (diff) | |
| download | linux-e3912d09bf8ddd8e274118d4c9cc550d9665115d.tar.xz | |
drm/ttm: Introduce KUnit test
Add the initial version of unit tests for ttm_device struct, together
with helper functions.
Signed-off-by: Karolina Stolarek <karolina.stolarek@intel.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/3d1cc45c8a0cf536b92a850e0025f6c555de0169.1691487006.git.karolina.stolarek@intel.com
Signed-off-by: Christian König <christian.koenig@amd.com>
Diffstat (limited to 'drivers/gpu/drm/ttm/tests/ttm_device_test.c')
| -rw-r--r-- | drivers/gpu/drm/ttm/tests/ttm_device_test.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/gpu/drm/ttm/tests/ttm_device_test.c b/drivers/gpu/drm/ttm/tests/ttm_device_test.c new file mode 100644 index 000000000000..76d927d07501 --- /dev/null +++ b/drivers/gpu/drm/ttm/tests/ttm_device_test.c @@ -0,0 +1,54 @@ +// SPDX-License-Identifier: GPL-2.0 AND MIT +/* + * Copyright © 2023 Intel Corporation + */ +#include <drm/ttm/ttm_resource.h> +#include <drm/ttm/ttm_device.h> +#include <drm/ttm/ttm_placement.h> + +#include "ttm_kunit_helpers.h" + +static void ttm_device_init_basic(struct kunit *test) +{ + struct ttm_test_devices *priv = test->priv; + struct ttm_device *ttm_dev; + struct ttm_resource_manager *ttm_sys_man; + int err; + + ttm_dev = kunit_kzalloc(test, sizeof(*ttm_dev), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, ttm_dev); + + err = ttm_device_kunit_init(priv, ttm_dev, false, false); + KUNIT_ASSERT_EQ(test, err, 0); + + KUNIT_EXPECT_PTR_EQ(test, ttm_dev->funcs, &ttm_dev_funcs); + KUNIT_ASSERT_NOT_NULL(test, ttm_dev->wq); + KUNIT_ASSERT_NOT_NULL(test, ttm_dev->man_drv[TTM_PL_SYSTEM]); + + ttm_sys_man = &ttm_dev->sysman; + KUNIT_ASSERT_NOT_NULL(test, ttm_sys_man); + KUNIT_EXPECT_TRUE(test, ttm_sys_man->use_tt); + KUNIT_EXPECT_TRUE(test, ttm_sys_man->use_type); + KUNIT_ASSERT_NOT_NULL(test, ttm_sys_man->func); + + KUNIT_EXPECT_PTR_EQ(test, ttm_dev->dev_mapping, + priv->drm->anon_inode->i_mapping); + + ttm_device_fini(ttm_dev); +} + +static struct kunit_case ttm_device_test_cases[] = { + KUNIT_CASE(ttm_device_init_basic), + {} +}; + +static struct kunit_suite ttm_device_test_suite = { + .name = "ttm_device", + .init = ttm_test_devices_init, + .exit = ttm_test_devices_fini, + .test_cases = ttm_device_test_cases, +}; + +kunit_test_suites(&ttm_device_test_suite); + +MODULE_LICENSE("GPL"); |