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 | |
38 | void sun8i_ui_scaler_enable(struct sun8i_mixer *mixer, int layer, bool enable); |
39 | void 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 |
44 | |