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PATH: usr / src / kernels / 5.14.0-611.49.2.el9_7.x86_64 / include / drm

// SPDX-License-Identifier: GPL-2.0

#ifndef DRM_KUNIT_HELPERS_H_
#define DRM_KUNIT_HELPERS_H_

#include <drm/drm_drv.h>

#include <linux/device.h>

#include <kunit/test.h>

struct drm_crtc_funcs;
struct drm_crtc_helper_funcs;
struct drm_device;
struct drm_plane_funcs;
struct drm_plane_helper_funcs;
struct kunit;

struct device *drm_kunit_helper_alloc_device(struct kunit *test);
void drm_kunit_helper_free_device(struct kunit *test, struct device *dev);

struct drm_device *
__drm_kunit_helper_alloc_drm_device_with_driver(struct kunit *test,
						struct device *dev,
						size_t size, size_t offset,
						const struct drm_driver *driver);

/**
 * drm_kunit_helper_alloc_drm_device_with_driver - Allocates a mock DRM device for KUnit tests
 * @_test: The test context object
 * @_dev: The parent device object
 * @_type: the type of the struct which contains struct &drm_device
 * @_member: the name of the &drm_device within @_type.
 * @_drv: Mocked DRM device driver features
 *
 * This function creates a struct &drm_device from @_dev and @_drv.
 *
 * @_dev should be allocated using drm_kunit_helper_alloc_device().
 *
 * The driver is tied to the @_test context and will get cleaned at the
 * end of the test. The drm_device is allocated through
 * devm_drm_dev_alloc() and will thus be freed through a device-managed
 * resource.
 *
 * Returns:
 * A pointer to the new drm_device, or an ERR_PTR() otherwise.
 */
#define drm_kunit_helper_alloc_drm_device_with_driver(_test, _dev, _type, _member, _drv)	\
	((_type *)__drm_kunit_helper_alloc_drm_device_with_driver(_test, _dev,			\
						       sizeof(_type),				\
						       offsetof(_type, _member),		\
						       _drv))

static inline struct drm_device *
__drm_kunit_helper_alloc_drm_device(struct kunit *test,
				    struct device *dev,
				    size_t size, size_t offset,
				    u32 features)
{
	struct drm_driver *driver;

driver = devm_kzalloc(dev, sizeof(*driver), GFP_KERNEL);
	KUNIT_ASSERT_NOT_NULL(test, driver);

driver->driver_features = features;

return __drm_kunit_helper_alloc_drm_device_with_driver(test, dev,
							       size, offset,
							       driver);
}

/**
 * drm_kunit_helper_alloc_drm_device - Allocates a mock DRM device for KUnit tests
 * @_test: The test context object
 * @_dev: The parent device object
 * @_type: the type of the struct which contains struct &drm_device
 * @_member: the name of the &drm_device within @_type.
 * @_feat: Mocked DRM device driver features
 *
 * This function creates a struct &drm_driver and will create a struct
 * &drm_device from @_dev and that driver.
 *
 * @_dev should be allocated using drm_kunit_helper_alloc_device().
 *
 * The driver is tied to the @_test context and will get cleaned at the
 * end of the test. The drm_device is allocated through
 * devm_drm_dev_alloc() and will thus be freed through a device-managed
 * resource.
 *
 * Returns:
 * A pointer to the new drm_device, or an ERR_PTR() otherwise.
 */
#define drm_kunit_helper_alloc_drm_device(_test, _dev, _type, _member, _feat)	\
	((_type *)__drm_kunit_helper_alloc_drm_device(_test, _dev,		\
						      sizeof(_type),		\
						      offsetof(_type, _member),	\
						      _feat))

struct drm_atomic_state *
drm_kunit_helper_atomic_state_alloc(struct kunit *test,
				    struct drm_device *drm,
				    struct drm_modeset_acquire_ctx *ctx);

struct drm_plane *
drm_kunit_helper_create_primary_plane(struct kunit *test,
				      struct drm_device *drm,
				      const struct drm_plane_funcs *funcs,
				      const struct drm_plane_helper_funcs *helper_funcs,
				      const uint32_t *formats,
				      unsigned int num_formats,
				      const uint64_t *modifiers);

struct drm_crtc *
drm_kunit_helper_create_crtc(struct kunit *test,
			     struct drm_device *drm,
			     struct drm_plane *primary,
			     struct drm_plane *cursor,
			     const struct drm_crtc_funcs *funcs,
			     const struct drm_crtc_helper_funcs *helper_funcs);

int drm_kunit_add_mode_destroy_action(struct kunit *test,
				      struct drm_display_mode *mode);

struct drm_display_mode *
drm_kunit_display_mode_from_cea_vic(struct kunit *test, struct drm_device *dev,
				    u8 video_code);

#endif // DRM_KUNIT_HELPERS_H_

[-] drm_eld.h [edit]
[-] drm_bridge.h [edit]
[-] spsc_queue.h [edit]
[-] drm_gem_dma_helper.h [edit]
[-] drm_property.h [edit]
[-] drm_auth.h [edit]
[-] drm_mipi_dbi.h [edit]
[-] drm_mode_object.h [edit]
[-] drm_pciids.h [edit]
[+] ttm
[-] drm_privacy_screen_machine.h [edit]
[-] drm_fixed.h [edit]
[-] drm_fb_helper.h [edit]
[-] drm_gem_ttm_helper.h [edit]
[-] drm_pagemap.h [edit]
[-] drm_atomic_uapi.h [edit]
[-] drm_module.h [edit]
[+] display
[-] drm_encoder.h [edit]
[-] drm_file.h [edit]
[-] drm_connector.h [edit]
[-] drm_utils.h [edit]
[-] drm_suballoc.h [edit]
[+] intel
[-] drm_audio_component.h [edit]
[-] drm_prime.h [edit]
[-] drm_atomic_helper.h [edit]
[-] i915_pciids.h [edit]
[-] drm_mipi_dsi.h [edit]
[-] drm_writeback.h [edit]
[-] drm_gem_framebuffer_helper.h [edit]
[-] drm_lease.h [edit]
[-] drm_crtc_helper.h [edit]
[-] drm_client.h [edit]
[-] Makefile [edit]
[-] drm_vblank.h [edit]
[-] drm_format_helper.h [edit]
[-] drm_fb_dma_helper.h [edit]
[-] drm_mode_config.h [edit]
[-] drm_debugfs.h [edit]
[-] drm_print.h [edit]
[-] drm_client_event.h [edit]
[-] drm_panel.h [edit]
[-] drm_gem_shmem_helper.h [edit]
[-] drm_debugfs_crc.h [edit]
[-] drm_cache.h [edit]
[-] drm_sysfs.h [edit]
[+] clients
[-] drm_edid.h [edit]
[-] drm_modeset_helper.h [edit]
[-] drm_atomic_state_helper.h [edit]
[-] drm_ioctl.h [edit]
[-] drm_blend.h [edit]
[-] drm_gem_vram_helper.h [edit]
[-] drm_panic.h [edit]
[-] drm_plane_helper.h [edit]
[-] drm_fbdev_dma.h [edit]
[-] drm_bridge_connector.h [edit]
[-] drm_probe_helper.h [edit]
[-] drm_modeset_helper_vtables.h [edit]
[-] drm_device.h [edit]
[-] drm_exec.h [edit]
[-] drm_atomic.h [edit]
[-] gud.h [edit]
[-] drm_gem.h [edit]
[-] drm_gpuvm.h [edit]
[-] drm_mm.h [edit]
[-] drm_plane.h [edit]
[-] drm_gpusvm.h [edit]
[-] drm_simple_kms_helper.h [edit]
[-] drm_syncobj.h [edit]
[-] drm_gem_atomic_helper.h [edit]
[-] drm_fbdev_shmem.h [edit]
[-] drm_framebuffer.h [edit]
[-] drm_accel.h [edit]
[-] drm_self_refresh_helper.h [edit]
[-] amd_asic_type.h [edit]
[-] drm_privacy_screen_consumer.h [edit]
[-] gpu_scheduler.h [edit]
[-] drm_fbdev_ttm.h [edit]
[-] drm_managed.h [edit]
[-] task_barrier.h [edit]
[-] drm_fourcc.h [edit]
[-] drm_vblank_work.h [edit]
[-] drm_modes.h [edit]
[-] drm_vma_manager.h [edit]
[-] drm_buddy.h [edit]
[-] drm_of.h [edit]
[+] ..
[+] bridge
[-] drm_modeset_lock.h [edit]
[-] drm_rect.h [edit]
[-] drm_flip_work.h [edit]
[-] drm_util.h [edit]
[-] drm_damage_helper.h [edit]
[-] drm_drv.h [edit]
[-] drm_kunit_helpers.h [edit]
[-] drm_color_mgmt.h [edit]
[-] drm_crtc.h [edit]
[-] drm_privacy_screen_driver.h [edit]