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 MESON_VENC_MODE_MIPI_DSI, 25 }; 26 27 struct meson_cvbs_enci_mode { 28 unsigned int mode_tag; 29 unsigned int hso_begin; /* HSO begin position */ 30 unsigned int hso_end; /* HSO end position */ 31 unsigned int vso_even; /* VSO even line */ 32 unsigned int vso_odd; /* VSO odd line */ 33 unsigned int macv_max_amp; /* Macrovision max amplitude */ 34 unsigned int video_prog_mode; 35 unsigned int video_mode; 36 unsigned int sch_adjust; 37 unsigned int yc_delay; 38 unsigned int pixel_start; 39 unsigned int pixel_end; 40 unsigned int top_field_line_start; 41 unsigned int top_field_line_end; 42 unsigned int bottom_field_line_start; 43 unsigned int bottom_field_line_end; 44 unsigned int video_saturation; 45 unsigned int video_contrast; 46 unsigned int video_brightness; 47 unsigned int video_hue; 48 unsigned int analog_sync_adj; 49 }; 50 51 /* LCD Encoder gamma setup */ 52 void meson_encl_load_gamma(struct meson_drm *priv); 53 54 /* HDMI Clock parameters */ 55 enum drm_mode_status 56 meson_venc_hdmi_supported_mode(const struct drm_display_mode *mode); 57 bool meson_venc_hdmi_supported_vic(int vic); 58 bool meson_venc_hdmi_venc_repeat(int vic); 59 60 /* CVBS Timings and Parameters */ 61 extern struct meson_cvbs_enci_mode meson_cvbs_enci_pal; 62 extern struct meson_cvbs_enci_mode meson_cvbs_enci_ntsc; 63 64 void meson_venci_cvbs_mode_set(struct meson_drm *priv, 65 struct meson_cvbs_enci_mode *mode); 66 void meson_venc_hdmi_mode_set(struct meson_drm *priv, int vic, 67 unsigned int ycrcb_map, 68 bool yuv420_mode, 69 const struct drm_display_mode *mode); 70 void meson_venc_mipi_dsi_mode_set(struct meson_drm *priv, 71 const struct drm_display_mode *mode); 72 unsigned int meson_venci_get_field(struct meson_drm *priv); 73 74 void meson_venc_enable_vsync(struct meson_drm *priv); 75 void meson_venc_disable_vsync(struct meson_drm *priv); 76 77 void meson_venc_init(struct meson_drm *priv); 78 79 #endif /* __MESON_VENC_H */ 80