1 /* SPDX-License-Identifier: GPL-2.0 AND MIT */ 2 /* 3 * Copyright © 2023 Intel Corporation 4 */ 5 #ifndef TTM_KUNIT_HELPERS_H 6 #define TTM_KUNIT_HELPERS_H 7 8 #include <drm/drm_drv.h> 9 #include <drm/ttm/ttm_device.h> 10 #include <drm/ttm/ttm_bo.h> 11 12 #include <drm/drm_kunit_helpers.h> 13 #include <kunit/test.h> 14 15 extern struct ttm_device_funcs ttm_dev_funcs; 16 17 struct ttm_test_devices { 18 struct drm_device *drm; 19 struct device *dev; 20 struct ttm_device *ttm_dev; 21 }; 22 23 /* Building blocks for test-specific init functions */ 24 int ttm_device_kunit_init(struct ttm_test_devices *priv, 25 struct ttm_device *ttm, 26 bool use_dma_alloc, 27 bool use_dma32); 28 struct ttm_buffer_object *ttm_bo_kunit_init(struct kunit *test, 29 struct ttm_test_devices *devs, 30 size_t size); 31 32 struct ttm_test_devices *ttm_test_devices_basic(struct kunit *test); 33 struct ttm_test_devices *ttm_test_devices_all(struct kunit *test); 34 35 void ttm_test_devices_put(struct kunit *test, struct ttm_test_devices *devs); 36 37 /* Generic init/fini for tests that only need DRM/TTM devices */ 38 int ttm_test_devices_init(struct kunit *test); 39 void ttm_test_devices_fini(struct kunit *test); 40 41 #endif // TTM_KUNIT_HELPERS_H 42