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 17 enum { 18 MESON_VENC_MODE_NONE = 0, 19 MESON_VENC_MODE_CVBS_PAL, 20 MESON_VENC_MODE_CVBS_NTSC, 21 MESON_VENC_MODE_HDMI, 22 }; 23 24 struct meson_cvbs_enci_mode { 25 unsigned int mode_tag; 26 unsigned int hso_begin; /* HSO begin position */ 27 unsigned int hso_end; /* HSO end position */ 28 unsigned int vso_even; /* VSO even line */ 29 unsigned int vso_odd; /* VSO odd line */ 30 unsigned int macv_max_amp; /* Macrovision max amplitude */ 31 unsigned int video_prog_mode; 32 unsigned int video_mode; 33 unsigned int sch_adjust; 34 unsigned int yc_delay; 35 unsigned int pixel_start; 36 unsigned int pixel_end; 37 unsigned int top_field_line_start; 38 unsigned int top_field_line_end; 39 unsigned int bottom_field_line_start; 40 unsigned int bottom_field_line_end; 41 unsigned int video_saturation; 42 unsigned int video_contrast; 43 unsigned int video_brightness; 44 unsigned int video_hue; 45 unsigned int analog_sync_adj; 46 }; 47 48 /* HDMI Clock parameters */ 49 enum drm_mode_status 50 meson_venc_hdmi_supported_mode(const struct drm_display_mode *mode); 51 bool meson_venc_hdmi_supported_vic(int vic); 52 bool meson_venc_hdmi_venc_repeat(int vic); 53 54 /* CVBS Timings and Parameters */ 55 extern struct meson_cvbs_enci_mode meson_cvbs_enci_pal; 56 extern struct meson_cvbs_enci_mode meson_cvbs_enci_ntsc; 57 58 void meson_venci_cvbs_mode_set(struct meson_drm *priv, 59 struct meson_cvbs_enci_mode *mode); 60 void meson_venc_hdmi_mode_set(struct meson_drm *priv, int vic, 61 struct drm_display_mode *mode); 62 unsigned int meson_venci_get_field(struct meson_drm *priv); 63 64 void meson_venc_enable_vsync(struct meson_drm *priv); 65 void meson_venc_disable_vsync(struct meson_drm *priv); 66 67 void meson_venc_init(struct meson_drm *priv); 68 69 #endif /* __MESON_VENC_H */ 70