/* SPDX-License-Identifier: GPL-2.0+ */
/*
 * Copyright (C) 2019-2022 Bootlin
 * Author: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
 */

#ifndef _LOGICVC_DRM_H_
#define _LOGICVC_DRM_H_

#include <linux/regmap.h>
#include <linux/types.h>
#include <drm/drm_device.h>

#define LOGICVC_DISPLAY_INTERFACE_RGB                   0
#define LOGICVC_DISPLAY_INTERFACE_ITU656                1
#define LOGICVC_DISPLAY_INTERFACE_LVDS_4BITS            2
#define LOGICVC_DISPLAY_INTERFACE_LVDS_4BITS_CAMERA     3
#define LOGICVC_DISPLAY_INTERFACE_LVDS_3BITS            4
#define LOGICVC_DISPLAY_INTERFACE_DVI                   5

#define LOGICVC_DISPLAY_COLORSPACE_RGB          0
#define LOGICVC_DISPLAY_COLORSPACE_YUV422       1
#define LOGICVC_DISPLAY_COLORSPACE_YUV444       2

#define logicvc_drm(d) \
        container_of(d, struct logicvc_drm, drm_dev)

struct logicvc_crtc;
struct logicvc_interface;

struct logicvc_drm_config {
        u32 display_interface;
        u32 display_colorspace;
        u32 display_depth;
        u32 row_stride;
        bool dithering;
        bool background_layer;
        bool layers_configurable;
        u32 layers_count;
};

struct logicvc_drm_caps {
        unsigned int major;
        unsigned int minor;
        char level;
        bool layer_address;
};

struct logicvc_drm {
        const struct logicvc_drm_caps *caps;
        struct logicvc_drm_config config;

        struct drm_device drm_dev;
        phys_addr_t reserved_mem_base;
        struct regmap *regmap;

        struct clk *vclk;
        struct clk *vclk2;
        struct clk *lvdsclk;
        struct clk *lvdsclkn;

        struct list_head layers_list;
        struct logicvc_crtc *crtc;
        struct logicvc_interface *interface;
};

#endif