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Diffstat (limited to '')
| -rw-r--r-- | drivers/gpu/drm/meson/meson_venc.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/drivers/gpu/drm/meson/meson_venc.h b/drivers/gpu/drm/meson/meson_venc.h new file mode 100644 index 000000000..9138255ff --- /dev/null +++ b/drivers/gpu/drm/meson/meson_venc.h @@ -0,0 +1,73 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Copyright (C) 2016 BayLibre, SAS + * Author: Neil Armstrong <narmstrong@baylibre.com> + */ + +/* + * Video Encoders + * - ENCI : Interlace Video Encoder + * - ENCI_DVI : Interlace Video Encoder for DVI/HDMI + * - ENCP : Progressive Video Encoder + */ + +#ifndef __MESON_VENC_H +#define __MESON_VENC_H + +struct drm_display_mode; + +enum { + MESON_VENC_MODE_NONE = 0, + MESON_VENC_MODE_CVBS_PAL, + MESON_VENC_MODE_CVBS_NTSC, + MESON_VENC_MODE_HDMI, +}; + +struct meson_cvbs_enci_mode { + unsigned int mode_tag; + unsigned int hso_begin; /* HSO begin position */ + unsigned int hso_end; /* HSO end position */ + unsigned int vso_even; /* VSO even line */ + unsigned int vso_odd; /* VSO odd line */ + unsigned int macv_max_amp; /* Macrovision max amplitude */ + unsigned int video_prog_mode; + unsigned int video_mode; + unsigned int sch_adjust; + unsigned int yc_delay; + unsigned int pixel_start; + unsigned int pixel_end; + unsigned int top_field_line_start; + unsigned int top_field_line_end; + unsigned int bottom_field_line_start; + unsigned int bottom_field_line_end; + unsigned int video_saturation; + unsigned int video_contrast; + unsigned int video_brightness; + unsigned int video_hue; + unsigned int analog_sync_adj; +}; + +/* HDMI Clock parameters */ +enum drm_mode_status +meson_venc_hdmi_supported_mode(const struct drm_display_mode *mode); +bool meson_venc_hdmi_supported_vic(int vic); +bool meson_venc_hdmi_venc_repeat(int vic); + +/* CVBS Timings and Parameters */ +extern struct meson_cvbs_enci_mode meson_cvbs_enci_pal; +extern struct meson_cvbs_enci_mode meson_cvbs_enci_ntsc; + +void meson_venci_cvbs_mode_set(struct meson_drm *priv, + struct meson_cvbs_enci_mode *mode); +void meson_venc_hdmi_mode_set(struct meson_drm *priv, int vic, + unsigned int ycrcb_map, + bool yuv420_mode, + const struct drm_display_mode *mode); +unsigned int meson_venci_get_field(struct meson_drm *priv); + +void meson_venc_enable_vsync(struct meson_drm *priv); +void meson_venc_disable_vsync(struct meson_drm *priv); + +void meson_venc_init(struct meson_drm *priv); + +#endif /* __MESON_VENC_H */ |