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1/*2 * Copyright (C) 2017 Jernej Skrabec <jernej.skrabec@siol.net>3 *4 * This file is licensed under the terms of the GNU General Public5 * License version 2. This program is licensed "as is" without any6 * warranty of any kind, whether express or implied.7 */8 9#ifndef _SUN8I_UI_SCALER_H_10#define _SUN8I_UI_SCALER_H_11 12#include "sun8i_mixer.h"13 14#define DE2_UI_SCALER_UNIT_SIZE 0x1000015#define DE3_UI_SCALER_UNIT_SIZE 0x0800016 17/* this two macros assumes 16 fractional bits which is standard in DRM */18#define SUN8I_UI_SCALER_SCALE_MIN 119#define SUN8I_UI_SCALER_SCALE_MAX ((1UL << 20) - 1)20 21#define SUN8I_UI_SCALER_SCALE_FRAC 2022#define SUN8I_UI_SCALER_PHASE_FRAC 2023#define SUN8I_UI_SCALER_COEFF_COUNT 1624#define SUN8I_UI_SCALER_SIZE(w, h) (((h) - 1) << 16 | ((w) - 1))25 26#define SUN8I_SCALER_GSU_CTRL(base) ((base) + 0x0)27#define SUN8I_SCALER_GSU_OUTSIZE(base) ((base) + 0x40)28#define SUN8I_SCALER_GSU_INSIZE(base) ((base) + 0x80)29#define SUN8I_SCALER_GSU_HSTEP(base) ((base) + 0x88)30#define SUN8I_SCALER_GSU_VSTEP(base) ((base) + 0x8c)31#define SUN8I_SCALER_GSU_HPHASE(base) ((base) + 0x90)32#define SUN8I_SCALER_GSU_VPHASE(base) ((base) + 0x98)33#define SUN8I_SCALER_GSU_HCOEFF(base, index) ((base) + 0x200 + 0x4 * (index))34 35#define SUN8I_SCALER_GSU_CTRL_EN BIT(0)36#define SUN8I_SCALER_GSU_CTRL_COEFF_RDY BIT(4)37 38void sun8i_ui_scaler_enable(struct sun8i_mixer *mixer, int layer, bool enable);39void sun8i_ui_scaler_setup(struct sun8i_mixer *mixer, int layer,40 u32 src_w, u32 src_h, u32 dst_w, u32 dst_h,41 u32 hscale, u32 vscale, u32 hphase, u32 vphase);42 43#endif44