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4b09c07383
Most, if not all, registers found in DE2 still exists in DE3. However, units are on different base addresses. To prepare for addition of DE3 support, registers macros are reworked so they take base address as parameter. Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net> [rebased] Signed-off-by: Icenowy Zheng <icenowy@aosc.io> Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com> Link: https://patchwork.freedesktop.org/patch/msgid/20181104182705.18047-10-jernej.skrabec@siol.net
42 lines
1.5 KiB
C
42 lines
1.5 KiB
C
/*
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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_UI_SCALER_H_
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#define _SUN8I_UI_SCALER_H_
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#include "sun8i_mixer.h"
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#define DE2_UI_SCALER_UNIT_SIZE 0x10000
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/* this two macros assumes 16 fractional bits which is standard in DRM */
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#define SUN8I_UI_SCALER_SCALE_MIN 1
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#define SUN8I_UI_SCALER_SCALE_MAX ((1UL << 20) - 1)
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#define SUN8I_UI_SCALER_SCALE_FRAC 20
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#define SUN8I_UI_SCALER_PHASE_FRAC 20
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#define SUN8I_UI_SCALER_COEFF_COUNT 16
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#define SUN8I_UI_SCALER_SIZE(w, h) (((h) - 1) << 16 | ((w) - 1))
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#define SUN8I_SCALER_GSU_CTRL(base) ((base) + 0x0)
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#define SUN8I_SCALER_GSU_OUTSIZE(base) ((base) + 0x40)
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#define SUN8I_SCALER_GSU_INSIZE(base) ((base) + 0x80)
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#define SUN8I_SCALER_GSU_HSTEP(base) ((base) + 0x88)
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#define SUN8I_SCALER_GSU_VSTEP(base) ((base) + 0x8c)
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#define SUN8I_SCALER_GSU_HPHASE(base) ((base) + 0x90)
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#define SUN8I_SCALER_GSU_VPHASE(base) ((base) + 0x98)
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#define SUN8I_SCALER_GSU_HCOEFF(base, index) ((base) + 0x200 + 0x4 * (index))
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#define SUN8I_SCALER_GSU_CTRL_EN BIT(0)
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#define SUN8I_SCALER_GSU_CTRL_COEFF_RDY BIT(4)
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void sun8i_ui_scaler_enable(struct sun8i_mixer *mixer, int layer, bool enable);
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void sun8i_ui_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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