138 lines
4.9 KiB
C
138 lines
4.9 KiB
C
/*
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* Copyright (C) 2017 Icenowy Zheng <icenowy@aosc.io>
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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_MIXER_H_
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#define _SUN8I_MIXER_H_
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#include <linux/clk.h>
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#include <linux/regmap.h>
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#include <linux/reset.h>
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#include "sunxi_engine.h"
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#define SUN8I_MIXER_MAX_CHAN_COUNT 4
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#define SUN8I_MIXER_SIZE(w, h) (((h) - 1) << 16 | ((w) - 1))
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#define SUN8I_MIXER_COORD(x, y) ((y) << 16 | (x))
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#define SUN8I_MIXER_GLOBAL_CTL 0x0
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#define SUN8I_MIXER_GLOBAL_STATUS 0x4
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#define SUN8I_MIXER_GLOBAL_DBUFF 0x8
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#define SUN8I_MIXER_GLOBAL_SIZE 0xc
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#define SUN8I_MIXER_GLOBAL_CTL_RT_EN 0x1
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#define SUN8I_MIXER_GLOBAL_DBUFF_ENABLE 0x1
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#define SUN8I_MIXER_BLEND_FCOLOR_CTL 0x1000
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#define SUN8I_MIXER_BLEND_ATTR_FCOLOR(x) (0x1004 + 0x10 * (x) + 0x0)
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#define SUN8I_MIXER_BLEND_ATTR_INSIZE(x) (0x1004 + 0x10 * (x) + 0x4)
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#define SUN8I_MIXER_BLEND_ATTR_OFFSET(x) (0x1004 + 0x10 * (x) + 0x8)
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#define SUN8I_MIXER_BLEND_ROUTE 0x1080
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#define SUN8I_MIXER_BLEND_PREMULTIPLY 0x1084
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#define SUN8I_MIXER_BLEND_BKCOLOR 0x1088
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#define SUN8I_MIXER_BLEND_OUTSIZE 0x108c
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#define SUN8I_MIXER_BLEND_MODE(x) (0x1090 + 0x04 * (x))
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#define SUN8I_MIXER_BLEND_CK_CTL 0x10b0
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#define SUN8I_MIXER_BLEND_CK_CFG 0x10b4
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#define SUN8I_MIXER_BLEND_CK_MAX(x) (0x10c0 + 0x04 * (x))
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#define SUN8I_MIXER_BLEND_CK_MIN(x) (0x10e0 + 0x04 * (x))
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#define SUN8I_MIXER_BLEND_OUTCTL 0x10fc
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/* The following numbers are some still unknown magic numbers */
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#define SUN8I_MIXER_BLEND_ATTR_FCOLOR_DEF 0xff000000
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#define SUN8I_MIXER_BLEND_FCOLOR_CTL_DEF 0x00000101
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#define SUN8I_MIXER_BLEND_PREMULTIPLY_DEF 0x0
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#define SUN8I_MIXER_BLEND_BKCOLOR_DEF 0xff000000
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#define SUN8I_MIXER_BLEND_MODE_DEF 0x03010301
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#define SUN8I_MIXER_BLEND_CK_CTL_DEF 0x0
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#define SUN8I_MIXER_BLEND_OUTCTL_INTERLACED BIT(1)
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/*
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* VI channels are not used now, but the support of them may be introduced in
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* the future.
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*/
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#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR(ch, layer) \
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(0x2000 + 0x1000 * (ch) + 0x20 * (layer) + 0x0)
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#define SUN8I_MIXER_CHAN_UI_LAYER_SIZE(ch, layer) \
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(0x2000 + 0x1000 * (ch) + 0x20 * (layer) + 0x4)
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#define SUN8I_MIXER_CHAN_UI_LAYER_COORD(ch, layer) \
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(0x2000 + 0x1000 * (ch) + 0x20 * (layer) + 0x8)
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#define SUN8I_MIXER_CHAN_UI_LAYER_PITCH(ch, layer) \
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(0x2000 + 0x1000 * (ch) + 0x20 * (layer) + 0xc)
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#define SUN8I_MIXER_CHAN_UI_LAYER_TOP_LADDR(ch, layer) \
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(0x2000 + 0x1000 * (ch) + 0x20 * (layer) + 0x10)
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#define SUN8I_MIXER_CHAN_UI_LAYER_BOT_LADDR(ch, layer) \
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(0x2000 + 0x1000 * (ch) + 0x20 * (layer) + 0x14)
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#define SUN8I_MIXER_CHAN_UI_LAYER_FCOLOR(ch, layer) \
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(0x2000 + 0x1000 * (ch) + 0x20 * (layer) + 0x18)
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#define SUN8I_MIXER_CHAN_UI_TOP_HADDR(ch) (0x2000 + 0x1000 * (ch) + 0x80)
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#define SUN8I_MIXER_CHAN_UI_BOT_HADDR(ch) (0x2000 + 0x1000 * (ch) + 0x84)
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#define SUN8I_MIXER_CHAN_UI_OVL_SIZE(ch) (0x2000 + 0x1000 * (ch) + 0x88)
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#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_EN BIT(0)
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#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_ALPHA_MODE_MASK GENMASK(2, 1)
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#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_FBFMT_MASK GENMASK(11, 8)
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#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_ALPHA_MASK GENMASK(31, 24)
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#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_ALPHA_MODE_DEF (1 << 1)
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#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_FBFMT_ARGB8888 (0 << 8)
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#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_FBFMT_XRGB8888 (4 << 8)
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#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_FBFMT_RGB888 (8 << 8)
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#define SUN8I_MIXER_CHAN_UI_LAYER_ATTR_ALPHA_DEF (0xff << 24)
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/*
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* These sub-engines are still unknown now, the EN registers are here only to
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* be used to disable these sub-engines.
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*/
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#define SUN8I_MIXER_VSU_EN 0x20000
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#define SUN8I_MIXER_GSU1_EN 0x30000
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#define SUN8I_MIXER_GSU2_EN 0x40000
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#define SUN8I_MIXER_GSU3_EN 0x50000
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#define SUN8I_MIXER_FCE_EN 0xa0000
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#define SUN8I_MIXER_BWS_EN 0xa2000
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#define SUN8I_MIXER_LTI_EN 0xa4000
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#define SUN8I_MIXER_PEAK_EN 0xa6000
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#define SUN8I_MIXER_ASE_EN 0xa8000
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#define SUN8I_MIXER_FCC_EN 0xaa000
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#define SUN8I_MIXER_DCSC_EN 0xb0000
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struct sun8i_mixer_cfg {
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int vi_num;
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int ui_num;
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};
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struct sun8i_mixer {
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struct sunxi_engine engine;
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const struct sun8i_mixer_cfg *cfg;
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struct reset_control *reset;
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struct clk *bus_clk;
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struct clk *mod_clk;
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};
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static inline struct sun8i_mixer *
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engine_to_sun8i_mixer(struct sunxi_engine *engine)
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{
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return container_of(engine, struct sun8i_mixer, engine);
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}
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void sun8i_mixer_layer_enable(struct sun8i_mixer *mixer,
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int layer, bool enable);
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int sun8i_mixer_update_layer_coord(struct sun8i_mixer *mixer,
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int layer, struct drm_plane *plane);
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int sun8i_mixer_update_layer_formats(struct sun8i_mixer *mixer,
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int layer, struct drm_plane *plane);
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int sun8i_mixer_update_layer_buffer(struct sun8i_mixer *mixer,
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int layer, struct drm_plane *plane);
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#endif /* _SUN8I_MIXER_H_ */
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