forked from Minki/linux
57 lines
2.4 KiB
C
57 lines
2.4 KiB
C
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/*
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* Copyright (C) 2017 Jernej Skrabec <jernej.skrabec@siol.net>
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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#ifndef _SUN8I_VI_SCALER_H_
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#define _SUN8I_VI_SCALER_H_
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#include "sun8i_mixer.h"
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/* this two macros assumes 16 fractional bits which is standard in DRM */
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#define SUN8I_VI_SCALER_SCALE_MIN 1
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#define SUN8I_VI_SCALER_SCALE_MAX ((1UL << 20) - 1)
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#define SUN8I_VI_SCALER_SCALE_FRAC 20
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#define SUN8I_VI_SCALER_PHASE_FRAC 20
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#define SUN8I_VI_SCALER_COEFF_COUNT 32
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#define SUN8I_VI_SCALER_SIZE(w, h) (((h) - 1) << 16 | ((w) - 1))
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#define SUN8I_SCALER_VSU_CTRL(ch) (0x20000 + 0x20000 * (ch) + 0x0)
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#define SUN8I_SCALER_VSU_OUTSIZE(ch) (0x20000 + 0x20000 * (ch) + 0x40)
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#define SUN8I_SCALER_VSU_YINSIZE(ch) (0x20000 + 0x20000 * (ch) + 0x80)
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#define SUN8I_SCALER_VSU_YHSTEP(ch) (0x20000 + 0x20000 * (ch) + 0x88)
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#define SUN8I_SCALER_VSU_YVSTEP(ch) (0x20000 + 0x20000 * (ch) + 0x8c)
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#define SUN8I_SCALER_VSU_YHPHASE(ch) (0x20000 + 0x20000 * (ch) + 0x90)
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#define SUN8I_SCALER_VSU_YVPHASE(ch) (0x20000 + 0x20000 * (ch) + 0x98)
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#define SUN8I_SCALER_VSU_CINSIZE(ch) (0x20000 + 0x20000 * (ch) + 0xc0)
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#define SUN8I_SCALER_VSU_CHSTEP(ch) (0x20000 + 0x20000 * (ch) + 0xc8)
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#define SUN8I_SCALER_VSU_CVSTEP(ch) (0x20000 + 0x20000 * (ch) + 0xcc)
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#define SUN8I_SCALER_VSU_CHPHASE(ch) (0x20000 + 0x20000 * (ch) + 0xd0)
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#define SUN8I_SCALER_VSU_CVPHASE(ch) (0x20000 + 0x20000 * (ch) + 0xd8)
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#define SUN8I_SCALER_VSU_YHCOEFF0(ch, i) \
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(0x20000 + 0x20000 * (ch) + 0x200 + 0x4 * (i))
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#define SUN8I_SCALER_VSU_YHCOEFF1(ch, i) \
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(0x20000 + 0x20000 * (ch) + 0x300 + 0x4 * (i))
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#define SUN8I_SCALER_VSU_YVCOEFF(ch, i) \
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(0x20000 + 0x20000 * (ch) + 0x400 + 0x4 * (i))
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#define SUN8I_SCALER_VSU_CHCOEFF0(ch, i) \
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(0x20000 + 0x20000 * (ch) + 0x600 + 0x4 * (i))
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#define SUN8I_SCALER_VSU_CHCOEFF1(ch, i) \
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(0x20000 + 0x20000 * (ch) + 0x700 + 0x4 * (i))
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#define SUN8I_SCALER_VSU_CVCOEFF(ch, i) \
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(0x20000 + 0x20000 * (ch) + 0x800 + 0x4 * (i))
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#define SUN8I_SCALER_VSU_CTRL_EN BIT(0)
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#define SUN8I_SCALER_VSU_CTRL_COEFF_RDY BIT(4)
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void sun8i_vi_scaler_enable(struct sun8i_mixer *mixer, int layer, bool enable);
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void sun8i_vi_scaler_setup(struct sun8i_mixer *mixer, int layer,
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u32 src_w, u32 src_h, u32 dst_w, u32 dst_h,
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u32 hscale, u32 vscale, u32 hphase, u32 vphase);
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#endif
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