linux-zen-desktop/drivers/gpu/drm/vc4/tests/vc4_mock_crtc.c

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2023-08-30 17:31:07 +02:00
// 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 = kunit_kzalloc(test, 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;
}