/*
 * Analogix DP (Display Port) Core interface driver.
 *
 * Copyright (C) 2015 Rockchip Electronics Co., Ltd.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2 of the License, or (at your
 * option) any later version.
 */
#ifndef _ANALOGIX_DP_H_
#define _ANALOGIX_DP_H_

#include <drm/drm_crtc.h>
#include <sound/hdmi-codec.h>

struct analogix_dp_device;

enum analogix_dp_devtype {
	EXYNOS_DP,
	RK3288_DP,
	RK3368_EDP,
	RK3399_EDP,
	RK3568_EDP,
};

static inline bool is_rockchip(enum analogix_dp_devtype type)
{
	switch (type) {
	case RK3288_DP:
	case RK3368_EDP:
	case RK3399_EDP:
	case RK3568_EDP:
		return true;
	default:
		return false;
	}
}

struct analogix_dp_plat_data;
struct analogix_dp_property_ops {
	int (*attach_properties)(struct drm_connector *connector);
	int (*get_property)(struct drm_connector *connector,
			    const struct drm_connector_state *state,
			    struct drm_property *property,
			    u64 *val,
			    struct analogix_dp_plat_data *data);
};

struct analogix_dp_plat_data {
	enum analogix_dp_devtype dev_type;
	struct drm_panel *panel;
	struct drm_encoder *encoder;
	struct drm_connector *connector;
	bool skip_connector;
	bool ssc;

	int (*power_on_start)(struct analogix_dp_plat_data *);
	int (*power_on_end)(struct analogix_dp_plat_data *);
	int (*power_off)(struct analogix_dp_plat_data *);
	int (*attach)(struct analogix_dp_plat_data *, struct drm_bridge *,
		      struct drm_connector *);
	int (*get_modes)(struct analogix_dp_plat_data *,
			 struct drm_connector *);
	/* Vendor Property support */
	const struct analogix_dp_property_ops *property_ops;
};

int analogix_dp_psr_enabled(struct analogix_dp_device *dp);
int analogix_dp_enable_psr(struct analogix_dp_device *dp);
int analogix_dp_disable_psr(struct analogix_dp_device *dp);

int analogix_dp_resume(struct analogix_dp_device *dp);
int analogix_dp_suspend(struct analogix_dp_device *dp);

struct analogix_dp_device *
analogix_dp_bind(struct device *dev, struct drm_device *drm_dev,
		 struct analogix_dp_plat_data *plat_data);
void analogix_dp_unbind(struct analogix_dp_device *dp);

int analogix_dp_start_crc(struct drm_connector *connector);
int analogix_dp_stop_crc(struct drm_connector *connector);

int analogix_dp_audio_hw_params(struct analogix_dp_device *dp,
				struct hdmi_codec_daifmt *daifmt,
				struct hdmi_codec_params *params);
void analogix_dp_audio_shutdown(struct analogix_dp_device *dp);
int analogix_dp_audio_startup(struct analogix_dp_device *dp);
int analogix_dp_audio_get_eld(struct analogix_dp_device *dp,
			      u8 *buf, size_t len);

#endif /* _ANALOGIX_DP_H_ */