diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/isp/kernels/gc/gc_2/ia_css_gc2_types.h')
-rw-r--r-- | drivers/staging/media/atomisp/pci/isp/kernels/gc/gc_2/ia_css_gc2_types.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/isp/kernels/gc/gc_2/ia_css_gc2_types.h b/drivers/staging/media/atomisp/pci/isp/kernels/gc/gc_2/ia_css_gc2_types.h new file mode 100644 index 000000000..ae16409d8 --- /dev/null +++ b/drivers/staging/media/atomisp/pci/isp/kernels/gc/gc_2/ia_css_gc2_types.h @@ -0,0 +1,55 @@ +/* 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_GC2_TYPES_H +#define __IA_CSS_GC2_TYPES_H + +#include "isp/kernels/ctc/ctc_1.0/ia_css_ctc_types.h" /* FIXME: needed for ia_css_vamem_type */ + +/* @file +* CSS-API header file for Gamma Correction parameters. +*/ + +/* sRGB Gamma table, used for sRGB Gamma Correction. + * + * ISP block: GC2 (sRGB Gamma Correction) + * (ISP1: GC1(YUV Gamma Correction) is used.) + * ISP2: GC2 is used. + */ + +/* Number of elements in the sRGB gamma table. */ +#define IA_CSS_VAMEM_1_RGB_GAMMA_TABLE_SIZE_LOG2 8 +#define IA_CSS_VAMEM_1_RGB_GAMMA_TABLE_SIZE BIT(IA_CSS_VAMEM_1_RGB_GAMMA_TABLE_SIZE_LOG2) + +/* Number of elements in the sRGB gamma table. */ +#define IA_CSS_VAMEM_2_RGB_GAMMA_TABLE_SIZE_LOG2 8 +#define IA_CSS_VAMEM_2_RGB_GAMMA_TABLE_SIZE ((1U << IA_CSS_VAMEM_2_RGB_GAMMA_TABLE_SIZE_LOG2) + 1) + +/** IA_CSS_VAMEM_TYPE_1(ISP2300) or + IA_CSS_VAMEM_TYPE_2(ISP2400) */ +union ia_css_rgb_gamma_data { + u16 vamem_1[IA_CSS_VAMEM_1_RGB_GAMMA_TABLE_SIZE]; + /** RGB Gamma table on vamem type1. This table is not used, + because sRGB Gamma Correction is not implemented for ISP2300. */ + u16 vamem_2[IA_CSS_VAMEM_2_RGB_GAMMA_TABLE_SIZE]; + /** RGB Gamma table on vamem type2. u0.12, [0,4095] */ +}; + +struct ia_css_rgb_gamma_table { + enum ia_css_vamem_type vamem_type; + union ia_css_rgb_gamma_data data; +}; + +#endif /* __IA_CSS_GC2_TYPES_H */ |