drivers/gpu/drm/ttm/tests/ttm_kunit_helpers.h

   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 #include <drm/ttm/ttm_placement.h>
  12
  13 #include <drm/drm_kunit_helpers.h>
  14 #include <kunit/test.h>
  15
  16 extern struct ttm_device_funcs ttm_dev_funcs;
  17
  18 struct ttm_test_devices {
  19         struct drm_device *drm;
  20         struct device *dev;
  21         struct ttm_device *ttm_dev;
  22 };
  23
  24 /* Building blocks for test-specific init functions */
  25 int ttm_device_kunit_init(struct ttm_test_devices *priv,
  26                           struct ttm_device *ttm,
  27                           bool use_dma_alloc,
  28                           bool use_dma32);
  29 struct ttm_buffer_object *ttm_bo_kunit_init(struct kunit *test,
  30                                             struct ttm_test_devices *devs,
  31                                             size_t size);
  32 struct ttm_place *ttm_place_kunit_init(struct kunit *test,
  33                                        uint32_t mem_type, uint32_t flags);
  34
  35 struct ttm_test_devices *ttm_test_devices_basic(struct kunit *test);
  36 struct ttm_test_devices *ttm_test_devices_all(struct kunit *test);
  37
  38 void ttm_test_devices_put(struct kunit *test, struct ttm_test_devices *devs);
  39
  40 /* Generic init/fini for tests that only need DRM/TTM devices */
  41 int ttm_test_devices_init(struct kunit *test);
  42 void ttm_test_devices_fini(struct kunit *test);
  43
  44 #endif // TTM_KUNIT_HELPERS_H