/* * Copyright (C) 2017 Jernej Skrabec <jernej.skrabec@siol.net> * * This file is licensed under the terms of the GNU General Public * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ #ifndef _SUN8I_UI_SCALER_H_ #define _SUN8I_UI_SCALER_H_ #include "sun8i_mixer.h" #define DE2_UI_SCALER_UNIT_SIZE 0x10000 #define DE3_UI_SCALER_UNIT_SIZE 0x08000 /* this two macros assumes 16 fractional bits which is standard in DRM */ #define SUN8I_UI_SCALER_SCALE_MIN 1 #define SUN8I_UI_SCALER_SCALE_MAX ((1UL << 20) - 1) #define SUN8I_UI_SCALER_SCALE_FRAC 20 #define SUN8I_UI_SCALER_PHASE_FRAC 20 #define SUN8I_UI_SCALER_COEFF_COUNT 16 #define SUN8I_UI_SCALER_SIZE(w, h) (((h) - 1) << 16 | ((w) - 1)) #define SUN8I_SCALER_GSU_CTRL(base) ((base) + 0x0) #define SUN8I_SCALER_GSU_OUTSIZE(base) ((base) + 0x40) #define SUN8I_SCALER_GSU_INSIZE(base) ((base) + 0x80) #define SUN8I_SCALER_GSU_HSTEP(base) ((base) + 0x88) #define SUN8I_SCALER_GSU_VSTEP(base) ((base) + 0x8c) #define SUN8I_SCALER_GSU_HPHASE(base) ((base) + 0x90) #define SUN8I_SCALER_GSU_VPHASE(base) ((base) + 0x98) #define SUN8I_SCALER_GSU_HCOEFF(base, index) ((base) + 0x200 + 0x4 * (index)) #define SUN8I_SCALER_GSU_CTRL_EN BIT(0) #define SUN8I_SCALER_GSU_CTRL_COEFF_RDY BIT(4) void sun8i_ui_scaler_enable(struct sun8i_mixer *mixer, int layer, bool enable); void sun8i_ui_scaler_setup(struct sun8i_mixer *mixer, int layer, u32 src_w, u32 src_h, u32 dst_w, u32 dst_h, u32 hscale, u32 vscale, u32 hphase, u32 vphase); #endif