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 37