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 struct drm_display_mode; 18 19 enum { 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 26 struct 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 */ 51 enum drm_mode_status 52 meson_venc_hdmi_supported_mode(const struct drm_display_mode *mode); 53 bool meson_venc_hdmi_supported_vic(int vic); 54 bool meson_venc_hdmi_venc_repeat(int vic); 55 56 /* CVBS Timings and Parameters */ 57 extern struct meson_cvbs_enci_mode meson_cvbs_enci_pal; 58 extern struct meson_cvbs_enci_mode meson_cvbs_enci_ntsc; 59 60 void meson_venci_cvbs_mode_set(struct meson_drm *priv, 61 struct meson_cvbs_enci_mode *mode); 62 void 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); 66 unsigned int meson_venci_get_field(struct meson_drm *priv); 67 68 void meson_venc_enable_vsync(struct meson_drm *priv); 69 void meson_venc_disable_vsync(struct meson_drm *priv); 70 71 void meson_venc_init(struct meson_drm *priv); 72 73 #endif /* __MESON_VENC_H */ 74