Quelle  vc4_mock_crtc.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0

#include <drm/drm_atomic_state_helper.h>
#include <drm/drm_modeset_helper_vtables.h>

#include <kunit/test.h>

#include "vc4_mock.h"

static const struct drm_crtc_helper_funcs vc4_dummy_crtc_helper_funcs = {
 .atomic_check = vc4_crtc_atomic_check,
};

static const struct drm_crtc_funcs vc4_dummy_crtc_funcs = {
 .atomic_destroy_state = vc4_crtc_destroy_state,
 .atomic_duplicate_state = vc4_crtc_duplicate_state,
 .reset   = vc4_crtc_reset,
};

struct vc4_dummy_crtc *vc4_mock_pv(struct kunit *test,
       struct drm_device *drm,
       struct drm_plane *plane,
       const struct vc4_crtc_data *data)
{
 struct vc4_dummy_crtc *dummy_crtc;
 struct vc4_crtc *vc4_crtc;
 int ret;

 dummy_crtc = drmm_kzalloc(drm, sizeof(*dummy_crtc), GFP_KERNEL);
 KUNIT_ASSERT_NOT_NULL(test, dummy_crtc);

 vc4_crtc = &dummy_crtc->crtc;
 ret = __vc4_crtc_init(drm, NULL,
         vc4_crtc, data, plane,
         &vc4_dummy_crtc_funcs,
         &vc4_dummy_crtc_helper_funcs,
         false);
 KUNIT_ASSERT_EQ(test, ret, 0);

 return dummy_crtc;
}