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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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7480ba4d75
This commit adds basic support for VI planes. They are meant for video overlay and because of that they support YUV formats too. However, using YUV format is not straightforward, so only RGB formats are supported for now. Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com> Link: https://patchwork.freedesktop.org/patch/msgid/20171201060550.10392-20-jernej.skrabec@siol.net
52 lines
1.7 KiB
C
52 lines
1.7 KiB
C
/*
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* Copyright (C) Jernej Skrabec <jernej.skrabec@siol.net>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*/
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#ifndef _SUN8I_VI_LAYER_H_
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#define _SUN8I_VI_LAYER_H_
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#include <drm/drm_plane.h>
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#define SUN8I_MIXER_CHAN_VI_LAYER_ATTR(ch, layer) \
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(0x2000 + 0x1000 * (ch) + 0x30 * (layer) + 0x0)
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#define SUN8I_MIXER_CHAN_VI_LAYER_SIZE(ch, layer) \
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(0x2000 + 0x1000 * (ch) + 0x30 * (layer) + 0x4)
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#define SUN8I_MIXER_CHAN_VI_LAYER_COORD(ch, layer) \
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(0x2000 + 0x1000 * (ch) + 0x30 * (layer) + 0x8)
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#define SUN8I_MIXER_CHAN_VI_LAYER_PITCH(ch, layer, plane) \
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(0x2000 + 0x1000 * (ch) + 0x30 * (layer) + 0xc + 4 * (plane))
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#define SUN8I_MIXER_CHAN_VI_LAYER_TOP_LADDR(ch, layer, plane) \
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(0x2000 + 0x1000 * (ch) + 0x30 * (layer) + 0x18 + 4 * (plane))
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#define SUN8I_MIXER_CHAN_VI_OVL_SIZE(ch) (0x2000 + 0x1000 * (ch) + 0xe8)
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#define SUN8I_MIXER_CHAN_VI_LAYER_ATTR_EN BIT(0)
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/* RGB mode should be set for RGB formats and cleared for YCbCr */
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#define SUN8I_MIXER_CHAN_VI_LAYER_ATTR_RGB_MODE BIT(15)
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#define SUN8I_MIXER_CHAN_VI_LAYER_ATTR_FBFMT_OFFSET 8
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#define SUN8I_MIXER_CHAN_VI_LAYER_ATTR_FBFMT_MASK GENMASK(12, 8)
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struct sun8i_mixer;
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struct sun8i_vi_layer {
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struct drm_plane plane;
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struct sun8i_mixer *mixer;
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int channel;
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int overlay;
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};
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static inline struct sun8i_vi_layer *
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plane_to_sun8i_vi_layer(struct drm_plane *plane)
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{
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return container_of(plane, struct sun8i_vi_layer, plane);
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}
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struct sun8i_vi_layer *sun8i_vi_layer_init_one(struct drm_device *drm,
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struct sun8i_mixer *mixer,
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int index);
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#endif /* _SUN8I_VI_LAYER_H_ */
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