1// SPDX-License-Identifier: GPL-2.0
2
3#include <drm/drm_atomic_state_helper.h>
4#include <drm/drm_modeset_helper_vtables.h>
5
6#include <kunit/test.h>
7
8#include "vc4_mock.h"
9
10static const struct drm_crtc_helper_funcs vc4_dummy_crtc_helper_funcs = {
11 .atomic_check = vc4_crtc_atomic_check,
12};
13
14static const struct drm_crtc_funcs vc4_dummy_crtc_funcs = {
15 .atomic_destroy_state = vc4_crtc_destroy_state,
16 .atomic_duplicate_state = vc4_crtc_duplicate_state,
17 .reset = vc4_crtc_reset,
18};
19
20struct vc4_dummy_crtc *vc4_mock_pv(struct kunit *test,
21 struct drm_device *drm,
22 struct drm_plane *plane,
23 const struct vc4_crtc_data *data)
24{
25 struct vc4_dummy_crtc *dummy_crtc;
26 struct vc4_crtc *vc4_crtc;
27 int ret;
28
29 dummy_crtc = drmm_kzalloc(dev: drm, size: sizeof(*dummy_crtc), GFP_KERNEL);
30 KUNIT_ASSERT_NOT_NULL(test, dummy_crtc);
31
32 vc4_crtc = &dummy_crtc->crtc;
33 ret = __vc4_crtc_init(drm, NULL,
34 vc4_crtc, data, primary_plane: plane,
35 crtc_funcs: &vc4_dummy_crtc_funcs,
36 crtc_helper_funcs: &vc4_dummy_crtc_helper_funcs,
37 feeds_txp: false);
38 KUNIT_ASSERT_EQ(test, ret, 0);
39
40 return dummy_crtc;
41}
42

source code of linux/drivers/gpu/drm/vc4/tests/vc4_mock_crtc.c