1/* $OpenBSD: anxdp.h,v 1.3 2023/01/01 01:34:33 jsg Exp $ */
2/* $NetBSD: anx_dp.h,v 1.2 2020/01/04 12:08:32 jmcneill Exp $ */
3/*-
4 * Copyright (c) 2019 Jonathan A. Kollasch <jakllsch@kollasch.net>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29#ifndef _DEV_IC_ANXDP_H
30#define _DEV_IC_ANXDP_H
31
32#include <drm/drm_bridge.h>
33#include <drm/display/drm_dp_helper.h>
34#include <drm/drm_panel.h>
35
36struct anxdp_softc;
37
38struct anxdp_connector {
39	struct drm_connector	base;
40	struct anxdp_softc	*sc;
41};
42
43struct anxdp_softc {
44	struct device		sc_dev;
45	bus_space_tag_t		sc_iot;
46	bus_space_handle_t	sc_ioh;
47	u_int			sc_flags;
48#define	ANXDP_FLAG_ROCKCHIP	(1 << 0)
49
50	struct anxdp_connector	sc_connector;
51	struct drm_bridge	sc_bridge;
52	struct drm_dp_aux	sc_dpaux;
53	struct drm_panel	*sc_panel;
54	uint8_t			sc_dpcd[DP_RECEIVER_CAP_SIZE];
55
56	struct drm_display_mode	sc_curmode;
57	int			sc_link_rate;
58	int			sc_num_lanes;
59};
60
61#define	to_anxdp_connector(x)	container_of(x, struct anxdp_connector, base)
62
63int	anxdp_attach(struct anxdp_softc *);
64int	anxdp_bind(struct anxdp_softc *, struct drm_encoder *);
65
66void	anxdp_dpms(struct anxdp_softc *, int);
67
68#endif /* !_DEV_IC_ANXDP_H */
69