| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| 2 | /* |
| 3 | * Copyright (C) Jernej Skrabec <jernej.skrabec@siol.net> |
| 4 | */ |
| 5 | |
| 6 | #ifndef _SUN8I_CSC_H_ |
| 7 | #define _SUN8I_CSC_H_ |
| 8 | |
| 9 | #include <drm/drm_color_mgmt.h> |
| 10 | |
| 11 | struct sun8i_mixer; |
| 12 | |
| 13 | /* VI channel CSC units offsets */ |
| 14 | #define CCSC00_OFFSET 0xAA050 |
| 15 | #define CCSC01_OFFSET 0xFA050 |
| 16 | #define CCSC10_OFFSET 0xA0000 |
| 17 | #define CCSC11_OFFSET 0xF0000 |
| 18 | |
| 19 | #define SUN8I_CSC_CTRL(base) (base + 0x0) |
| 20 | #define SUN8I_CSC_COEFF(base, i) (base + 0x10 + 4 * i) |
| 21 | |
| 22 | #define SUN8I_CSC_CTRL_EN BIT(0) |
| 23 | |
| 24 | enum sun8i_csc_mode { |
| 25 | SUN8I_CSC_MODE_OFF, |
| 26 | SUN8I_CSC_MODE_YUV2RGB, |
| 27 | SUN8I_CSC_MODE_YVU2RGB, |
| 28 | }; |
| 29 | |
| 30 | void sun8i_csc_set_ccsc_coefficients(struct sun8i_mixer *mixer, int layer, |
| 31 | enum sun8i_csc_mode mode, |
| 32 | enum drm_color_encoding encoding, |
| 33 | enum drm_color_range range); |
| 34 | void sun8i_csc_enable_ccsc(struct sun8i_mixer *mixer, int layer, bool enable); |
| 35 | |
| 36 | #endif |