/* $OpenBSD: anxdp.h,v 1.2 2020/06/08 04:47:58 jsg Exp $ */
/* $NetBSD: anx_dp.h,v 1.2 2020/01/04 12:08:32 jmcneill Exp $ */
/*-
 * Copyright (c) 2019 Jonathan A. Kollasch <jakllsch@kollasch.net>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#ifndef _DEV_IC_ANXDP_H
#define _DEV_IC_ANXDP_H

#include <drm/drm_bridge.h>
#include <drm/drm_dp_helper.h>
#include <drm/drm_panel.h>

struct anxdp_softc;

struct anxdp_connector {
	struct drm_connector	base;
	struct anxdp_softc	*sc;
};

struct anxdp_softc {
	struct device		sc_dev;
	bus_space_tag_t		sc_iot;
	bus_space_handle_t	sc_ioh;
	u_int			sc_flags;
#define	ANXDP_FLAG_ROCKCHIP	(1 << 0)

	struct anxdp_connector	sc_connector;
	struct drm_bridge	sc_bridge;
	struct drm_dp_aux	sc_dpaux;
	struct drm_panel	*sc_panel;
	uint8_t			sc_dpcd[DP_RECEIVER_CAP_SIZE];

	struct drm_display_mode	sc_curmode;
	int			sc_link_rate;
	int			sc_num_lanes;
};

#define	to_anxdp_connector(x)	container_of(x, struct anxdp_connector, base)

int	anxdp_attach(struct anxdp_softc *);
int	anxdp_bind(struct anxdp_softc *, struct drm_encoder *);

void	anxdp_dpms(struct anxdp_softc *, int);

#endif /* !_DEV_IC_ANXDP_H */