1/* SPDX-License-Identifier: GPL-2.0-or-later */
 2/*
 3 * Copyright (C) 2016 BayLibre, SAS
 4 * Author: Neil Armstrong <narmstrong@baylibre.com>
 5 */
 6
 7/*
 8 * Video Encoders
 9 * - ENCI : Interlace Video Encoder
10 * - ENCI_DVI : Interlace Video Encoder for DVI/HDMI
11 * - ENCP : Progressive Video Encoder
12 */
13
14#ifndef __MESON_VENC_H
15#define __MESON_VENC_H
16
17struct drm_display_mode;
18
19enum {
20	MESON_VENC_MODE_NONE = 0,
21	MESON_VENC_MODE_CVBS_PAL,
22	MESON_VENC_MODE_CVBS_NTSC,
23	MESON_VENC_MODE_HDMI,
24};
25
26struct meson_cvbs_enci_mode {
27	unsigned int mode_tag;
28	unsigned int hso_begin; /* HSO begin position */
29	unsigned int hso_end; /* HSO end position */
30	unsigned int vso_even; /* VSO even line */
31	unsigned int vso_odd; /* VSO odd line */
32	unsigned int macv_max_amp; /* Macrovision max amplitude */
33	unsigned int video_prog_mode;
34	unsigned int video_mode;
35	unsigned int sch_adjust;
36	unsigned int yc_delay;
37	unsigned int pixel_start;
38	unsigned int pixel_end;
39	unsigned int top_field_line_start;
40	unsigned int top_field_line_end;
41	unsigned int bottom_field_line_start;
42	unsigned int bottom_field_line_end;
43	unsigned int video_saturation;
44	unsigned int video_contrast;
45	unsigned int video_brightness;
46	unsigned int video_hue;
47	unsigned int analog_sync_adj;
48};
49
50/* HDMI Clock parameters */
51enum drm_mode_status
52meson_venc_hdmi_supported_mode(const struct drm_display_mode *mode);
53bool meson_venc_hdmi_supported_vic(int vic);
54bool meson_venc_hdmi_venc_repeat(int vic);
55
56/* CVBS Timings and Parameters */
57extern struct meson_cvbs_enci_mode meson_cvbs_enci_pal;
58extern struct meson_cvbs_enci_mode meson_cvbs_enci_ntsc;
59
60void meson_venci_cvbs_mode_set(struct meson_drm *priv,
61			       struct meson_cvbs_enci_mode *mode);
62void meson_venc_hdmi_mode_set(struct meson_drm *priv, int vic,
63			      unsigned int ycrcb_map,
64			      bool yuv420_mode,
65			      const struct drm_display_mode *mode);
66unsigned int meson_venci_get_field(struct meson_drm *priv);
67
68void meson_venc_enable_vsync(struct meson_drm *priv);
69void meson_venc_disable_vsync(struct meson_drm *priv);
70
71void meson_venc_init(struct meson_drm *priv);
72
73#endif /* __MESON_VENC_H */