sun8i_vi_scaler.h (3291B)
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_VI_SCALER_H_ 10#define _SUN8I_VI_SCALER_H_ 11 12#include <drm/drm_fourcc.h> 13#include "sun8i_mixer.h" 14 15#define DE2_VI_SCALER_UNIT_BASE 0x20000 16#define DE2_VI_SCALER_UNIT_SIZE 0x20000 17 18#define DE3_VI_SCALER_UNIT_BASE 0x20000 19#define DE3_VI_SCALER_UNIT_SIZE 0x08000 20 21/* this two macros assumes 16 fractional bits which is standard in DRM */ 22#define SUN8I_VI_SCALER_SCALE_MIN 1 23#define SUN8I_VI_SCALER_SCALE_MAX ((1UL << 20) - 1) 24 25#define SUN8I_VI_SCALER_SCALE_FRAC 20 26#define SUN8I_VI_SCALER_PHASE_FRAC 20 27#define SUN8I_VI_SCALER_COEFF_COUNT 32 28#define SUN8I_VI_SCALER_SIZE(w, h) (((h) - 1) << 16 | ((w) - 1)) 29 30#define SUN8I_SCALER_VSU_CTRL(base) ((base) + 0x0) 31#define SUN50I_SCALER_VSU_SCALE_MODE(base) ((base) + 0x10) 32#define SUN50I_SCALER_VSU_DIR_THR(base) ((base) + 0x20) 33#define SUN50I_SCALER_VSU_EDGE_THR(base) ((base) + 0x24) 34#define SUN50I_SCALER_VSU_EDSCL_CTRL(base) ((base) + 0x28) 35#define SUN50I_SCALER_VSU_ANGLE_THR(base) ((base) + 0x2c) 36#define SUN8I_SCALER_VSU_OUTSIZE(base) ((base) + 0x40) 37#define SUN8I_SCALER_VSU_YINSIZE(base) ((base) + 0x80) 38#define SUN8I_SCALER_VSU_YHSTEP(base) ((base) + 0x88) 39#define SUN8I_SCALER_VSU_YVSTEP(base) ((base) + 0x8c) 40#define SUN8I_SCALER_VSU_YHPHASE(base) ((base) + 0x90) 41#define SUN8I_SCALER_VSU_YVPHASE(base) ((base) + 0x98) 42#define SUN8I_SCALER_VSU_CINSIZE(base) ((base) + 0xc0) 43#define SUN8I_SCALER_VSU_CHSTEP(base) ((base) + 0xc8) 44#define SUN8I_SCALER_VSU_CVSTEP(base) ((base) + 0xcc) 45#define SUN8I_SCALER_VSU_CHPHASE(base) ((base) + 0xd0) 46#define SUN8I_SCALER_VSU_CVPHASE(base) ((base) + 0xd8) 47#define SUN8I_SCALER_VSU_YHCOEFF0(base, i) ((base) + 0x200 + 0x4 * (i)) 48#define SUN8I_SCALER_VSU_YHCOEFF1(base, i) ((base) + 0x300 + 0x4 * (i)) 49#define SUN8I_SCALER_VSU_YVCOEFF(base, i) ((base) + 0x400 + 0x4 * (i)) 50#define SUN8I_SCALER_VSU_CHCOEFF0(base, i) ((base) + 0x600 + 0x4 * (i)) 51#define SUN8I_SCALER_VSU_CHCOEFF1(base, i) ((base) + 0x700 + 0x4 * (i)) 52#define SUN8I_SCALER_VSU_CVCOEFF(base, i) ((base) + 0x800 + 0x4 * (i)) 53 54#define SUN8I_SCALER_VSU_CTRL_EN BIT(0) 55#define SUN8I_SCALER_VSU_CTRL_COEFF_RDY BIT(4) 56 57#define SUN50I_SCALER_VSU_SUB_ZERO_DIR_THR(x) (((x) << 24) & 0xFF) 58#define SUN50I_SCALER_VSU_ZERO_DIR_THR(x) (((x) << 16) & 0xFF) 59#define SUN50I_SCALER_VSU_HORZ_DIR_THR(x) (((x) << 8) & 0xFF) 60#define SUN50I_SCALER_VSU_VERT_DIR_THR(x) ((x) & 0xFF) 61 62#define SUN50I_SCALER_VSU_SCALE_MODE_UI 0 63#define SUN50I_SCALER_VSU_SCALE_MODE_NORMAL 1 64#define SUN50I_SCALER_VSU_SCALE_MODE_ED_SCALE 2 65 66#define SUN50I_SCALER_VSU_EDGE_SHIFT(x) (((x) << 16) & 0xF) 67#define SUN50I_SCALER_VSU_EDGE_OFFSET(x) ((x) & 0xFF) 68 69#define SUN50I_SCALER_VSU_ANGLE_SHIFT(x) (((x) << 16) & 0xF) 70#define SUN50I_SCALER_VSU_ANGLE_OFFSET(x) ((x) & 0xFF) 71 72void sun8i_vi_scaler_enable(struct sun8i_mixer *mixer, int layer, bool enable); 73void sun8i_vi_scaler_setup(struct sun8i_mixer *mixer, int layer, 74 u32 src_w, u32 src_h, u32 dst_w, u32 dst_h, 75 u32 hscale, u32 vscale, u32 hphase, u32 vphase, 76 const struct drm_format_info *format); 77 78#endif