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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) Jernej Skrabec <jernej.skrabec@siol.net>
*/
#ifndef _SUN8I_CSC_H_
#define _SUN8I_CSC_H_
#include <drm/drm_color_mgmt.h>
struct sun8i_mixer;
/* VI channel CSC units offsets */
#define CCSC00_OFFSET 0xAA050
#define CCSC01_OFFSET 0xFA050
#define CCSC01_D1_OFFSET 0xFA000
#define CCSC10_OFFSET 0xA0000
#define CCSC11_OFFSET 0xF0000
#define SUN8I_CSC_CTRL(base) ((base) + 0x0)
#define SUN8I_CSC_COEFF(base, i) ((base) + 0x10 + 4 * (i))
#define SUN8I_CSC_CTRL_EN BIT(0)
enum sun8i_csc_mode {
SUN8I_CSC_MODE_OFF,
SUN8I_CSC_MODE_YUV2RGB,
SUN8I_CSC_MODE_YVU2RGB,
};
void sun8i_csc_set_ccsc_coefficients(struct sun8i_mixer *mixer, int layer,
enum sun8i_csc_mode mode,
enum drm_color_encoding encoding,
enum drm_color_range range);
void sun8i_csc_enable_ccsc(struct sun8i_mixer *mixer, int layer, bool enable);
#endif
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