1/*
 2 * Copyright (C) 2016 BayLibre, SAS
 3 * Author: Neil Armstrong <narmstrong@baylibre.com>
 4 *
 5 * This program is free software; you can redistribute it and/or
 6 * modify it under the terms of the GNU General Public License as
 7 * published by the Free Software Foundation; either version 2 of the
 8 * License, or (at your option) any later version.
 9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13 * General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, see <http://www.gnu.org/licenses/>.
17 */
18
19/*
20 * Video Encoders
21 * - ENCI : Interlace Video Encoder
22 * - ENCI_DVI : Interlace Video Encoder for DVI/HDMI
23 * - ENCP : Progressive Video Encoder
24 */
25
26#ifndef __MESON_VENC_H
27#define __MESON_VENC_H
28
29enum {
30	MESON_VENC_MODE_NONE = 0,
31	MESON_VENC_MODE_CVBS_PAL,
32	MESON_VENC_MODE_CVBS_NTSC,
33	MESON_VENC_MODE_HDMI,
34};
35
36struct meson_cvbs_enci_mode {
37	unsigned int mode_tag;
38	unsigned int hso_begin; /* HSO begin position */
39	unsigned int hso_end; /* HSO end position */
40	unsigned int vso_even; /* VSO even line */
41	unsigned int vso_odd; /* VSO odd line */
42	unsigned int macv_max_amp; /* Macrovision max amplitude */
43	unsigned int video_prog_mode;
44	unsigned int video_mode;
45	unsigned int sch_adjust;
46	unsigned int yc_delay;
47	unsigned int pixel_start;
48	unsigned int pixel_end;
49	unsigned int top_field_line_start;
50	unsigned int top_field_line_end;
51	unsigned int bottom_field_line_start;
52	unsigned int bottom_field_line_end;
53	unsigned int video_saturation;
54	unsigned int video_contrast;
55	unsigned int video_brightness;
56	unsigned int video_hue;
57	unsigned int analog_sync_adj;
58};
59
60/* HDMI Clock parameters */
61bool meson_venc_hdmi_supported_mode(const struct drm_display_mode *mode);
62bool meson_venc_hdmi_supported_vic(int vic);
63bool meson_venc_hdmi_venc_repeat(int vic);
64
65/* CVBS Timings and Parameters */
66extern struct meson_cvbs_enci_mode meson_cvbs_enci_pal;
67extern struct meson_cvbs_enci_mode meson_cvbs_enci_ntsc;
68
69void meson_venci_cvbs_mode_set(struct meson_drm *priv,
70			       struct meson_cvbs_enci_mode *mode);
71void meson_venc_hdmi_mode_set(struct meson_drm *priv, int vic,
72			      struct drm_display_mode *mode);
73unsigned int meson_venci_get_field(struct meson_drm *priv);
74
75void meson_venc_enable_vsync(struct meson_drm *priv);
76void meson_venc_disable_vsync(struct meson_drm *priv);
77
78void meson_venc_init(struct meson_drm *priv);
79
80#endif /* __MESON_VENC_H */