1/*
 2 * Copyright 2015 Freescale Semiconductor, Inc.
 3 *
 4 * Freescale DCU drm device driver
 5 *
 6 * This program is free software; you can redistribute it and/or modify
 7 * it under the terms of the GNU General Public License as published by
 8 * the Free Software Foundation; either version 2 of the License, or
 9 * (at your option) any later version.
10 */
11
12#include <drm/drmP.h>
13#include <drm/drm_atomic_helper.h>
14#include <drm/drm_crtc_helper.h>
15#include <drm/drm_fb_cma_helper.h>
16
17#include "fsl_dcu_drm_crtc.h"
18#include "fsl_dcu_drm_drv.h"
19
20static const struct drm_mode_config_funcs fsl_dcu_drm_mode_config_funcs = {
21	.atomic_check = drm_atomic_helper_check,
22	.atomic_commit = drm_atomic_helper_commit,
23	.fb_create = drm_fb_cma_create,
24};
25
26int fsl_dcu_drm_modeset_init(struct fsl_dcu_drm_device *fsl_dev)
27{
28	int ret;
29
30	drm_mode_config_init(fsl_dev->drm);
31
32	fsl_dev->drm->mode_config.min_width = 0;
33	fsl_dev->drm->mode_config.min_height = 0;
34	fsl_dev->drm->mode_config.max_width = 2031;
35	fsl_dev->drm->mode_config.max_height = 2047;
36	fsl_dev->drm->mode_config.funcs = &fsl_dcu_drm_mode_config_funcs;
37
38	ret = fsl_dcu_drm_crtc_create(fsl_dev);
39	if (ret)
40		return ret;
41
42	ret = fsl_dcu_drm_encoder_create(fsl_dev, &fsl_dev->crtc);
43	if (ret)
44		goto fail_encoder;
45
46	ret = fsl_dcu_drm_connector_create(fsl_dev, &fsl_dev->encoder);
47	if (ret)
48		goto fail_connector;
49
50	drm_mode_config_reset(fsl_dev->drm);
51	drm_kms_helper_poll_init(fsl_dev->drm);
52
53	return 0;
54fail_encoder:
55	fsl_dev->crtc.funcs->destroy(&fsl_dev->crtc);
56fail_connector:
57	fsl_dev->encoder.funcs->destroy(&fsl_dev->encoder);
58	return ret;
59}