diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/isp/kernels/gc/gc_1.0/ia_css_gc_types.h')
-rw-r--r-- | drivers/staging/media/atomisp/pci/isp/kernels/gc/gc_1.0/ia_css_gc_types.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/isp/kernels/gc/gc_1.0/ia_css_gc_types.h b/drivers/staging/media/atomisp/pci/isp/kernels/gc/gc_1.0/ia_css_gc_types.h new file mode 100644 index 000000000000..c896c138b569 --- /dev/null +++ b/drivers/staging/media/atomisp/pci/isp/kernels/gc/gc_1.0/ia_css_gc_types.h @@ -0,0 +1,97 @@ +/* + * 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 13 + +/* Number of elements in the gamma table. */ +#define IA_CSS_VAMEM_1_GAMMA_TABLE_SIZE_LOG2 10 +#define IA_CSS_VAMEM_1_GAMMA_TABLE_SIZE BIT(IA_CSS_VAMEM_1_GAMMA_TABLE_SIZE_LOG2) + +/* Number of elements in the gamma table. */ +#define IA_CSS_VAMEM_2_GAMMA_TABLE_SIZE_LOG2 8 +#define IA_CSS_VAMEM_2_GAMMA_TABLE_SIZE ((1U << IA_CSS_VAMEM_2_GAMMA_TABLE_SIZE_LOG2) + 1) + +/* 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) */ +union ia_css_gc_data { + u16 vamem_1[IA_CSS_VAMEM_1_GAMMA_TABLE_SIZE]; + /** Y(Luma) Gamma table on vamem type 1. u0.8, [0,255] */ + u16 vamem_2[IA_CSS_VAMEM_2_GAMMA_TABLE_SIZE]; + /** Y(Luma) Gamma table on vamem type 2. u0.8, [0,255] */ +}; + +struct ia_css_gamma_table { + enum ia_css_vamem_type vamem_type; + union ia_css_gc_data data; +}; + +/* 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 { + u16 gain_k1; /** Gain to adjust U after YUV Gamma Correction. + u0.16, [0,65535], + default/ineffective 19000(0.29) */ + u16 gain_k2; /** Gain to adjust V after YUV Gamma Correction. + u0.16, [0,65535], + default/ineffective 19000(0.29) */ +}; + +/* 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 { + u8 uv_level_min; /** Minimum of chroma output level. + u0.8, [0,255], default/ineffective 0 */ + u8 uv_level_max; /** Maximum of chroma output level. + u0.8, [0,255], default/ineffective 255 */ +}; + +/* 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 { + u8 exp; /** Common exponent of ia_css_macc_table. + u8.0, [0,13], default 1, ineffective 1 */ +}; + +#endif /* __IA_CSS_GC_TYPES_H */ |