linux/drivers/staging/media/atomisp/pci/isp/kernels/gc/gc_1.0/ia_css_gc_types.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Support for Intel Camera Imaging ISP subsystem.
 * Copyright (c) 2015, Intel Corporation.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 */

#ifndef __IA_CSS_GC_TYPES_H
#define __IA_CSS_GC_TYPES_H

/* @file
* CSS-API header file for Gamma Correction parameters.
*/

#include "isp/kernels/ctc/ctc_1.0/ia_css_ctc_types.h"  /* FIXME: Needed for ia_css_vamem_type */

/* Fractional bits for GAMMA gain */
#define IA_CSS_GAMMA_GAIN_K_SHIFT …

/* Number of elements in the gamma table. */
#define IA_CSS_VAMEM_1_GAMMA_TABLE_SIZE_LOG2 …
#define IA_CSS_VAMEM_1_GAMMA_TABLE_SIZE …

/* Number of elements in the gamma table. */
#define IA_CSS_VAMEM_2_GAMMA_TABLE_SIZE_LOG2 …
#define IA_CSS_VAMEM_2_GAMMA_TABLE_SIZE …

/* Gamma table, used for Y(Luma) Gamma Correction.
 *
 *  ISP block: GC1 (YUV Gamma Correction)
 *  ISP1: GC1 is used.
 * (ISP2: GC2(sRGB Gamma Correction) is used.)
 */
/** IA_CSS_VAMEM_TYPE_1(ISP2300) or
     IA_CSS_VAMEM_TYPE_2(ISP2400) */
ia_css_gc_data;

struct ia_css_gamma_table { … };

/* Gamma Correction configuration (used only for YUV Gamma Correction).
 *
 *  ISP block: GC1 (YUV Gamma Correction)
 *  ISP1: GC1 is used.
 * (ISP2: GC2 (sRGB Gamma Correction) is used.)
  */
struct ia_css_gc_config { … };

/* Chroma Enhancement configuration.
 *
 *  This parameter specifies range of chroma output level.
 *  The standard range is [0,255] or [16,240].
 *
 *  ISP block: CE1
 *  ISP1: CE1 is used.
 * (ISP2: CE1 is not used.)
 */
struct ia_css_ce_config { … };

/* Multi-Axes Color Correction (MACC) configuration.
 *
 *  ISP block: MACC2 (MACC by matrix and exponent(ia_css_macc_config))
 * (ISP1: MACC1 (MACC by only matrix) is used.)
 *  ISP2: MACC2 is used.
 */
struct ia_css_macc_config { … };

#endif /* __IA_CSS_GC_TYPES_H */