// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Copyright 2015 Freescale Semiconductor, Inc.
 *
 * Freescale DCU drm device driver
 */

#include <drm/drm_atomic_helper.h>
#include <drm/drm_gem_framebuffer_helper.h>
#include <drm/drm_probe_helper.h>

#include "fsl_dcu_drm_crtc.h"
#include "fsl_dcu_drm_drv.h"

static const struct drm_mode_config_funcs fsl_dcu_drm_mode_config_funcs = {
        .atomic_check = drm_atomic_helper_check,
        .atomic_commit = drm_atomic_helper_commit,
        .fb_create = drm_gem_fb_create,
};

int fsl_dcu_drm_modeset_init(struct fsl_dcu_drm_device *fsl_dev)
{
        int ret;

        drm_mode_config_init(fsl_dev->drm);

        fsl_dev->drm->mode_config.min_width = 0;
        fsl_dev->drm->mode_config.min_height = 0;
        fsl_dev->drm->mode_config.max_width = 2031;
        fsl_dev->drm->mode_config.max_height = 2047;
        fsl_dev->drm->mode_config.funcs = &fsl_dcu_drm_mode_config_funcs;

        ret = fsl_dcu_drm_crtc_create(fsl_dev);
        if (ret)
                goto err;

        ret = fsl_dcu_drm_encoder_create(fsl_dev, &fsl_dev->crtc);
        if (ret)
                goto err;

        ret = fsl_dcu_create_outputs(fsl_dev);
        if (ret)
                goto err;

        drm_mode_config_reset(fsl_dev->drm);
        drm_kms_helper_poll_init(fsl_dev->drm);

        return 0;

err:
        drm_mode_config_cleanup(fsl_dev->drm);
        return ret;
}