sun8i_ui_scaler.h (1584B)
1/* 2 * Copyright (C) 2017 Jernej Skrabec <jernej.skrabec@siol.net> 3 * 4 * This file is licensed under the terms of the GNU General Public 5 * License version 2. This program is licensed "as is" without any 6 * 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 0x10000 15#define DE3_UI_SCALER_UNIT_SIZE 0x08000 16 17/* this two macros assumes 16 fractional bits which is standard in DRM */ 18#define SUN8I_UI_SCALER_SCALE_MIN 1 19#define SUN8I_UI_SCALER_SCALE_MAX ((1UL << 20) - 1) 20 21#define SUN8I_UI_SCALER_SCALE_FRAC 20 22#define SUN8I_UI_SCALER_PHASE_FRAC 20 23#define SUN8I_UI_SCALER_COEFF_COUNT 16 24#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#endif