1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Support for Intel Camera Imaging ISP subsystem. 4 * Copyright (c) 2015, Intel Corporation. 5 * 6 * This program is free software; you can redistribute it and/or modify it 7 * under the terms and conditions of the GNU General Public License, 8 * version 2, as published by the Free Software Foundation. 9 * 10 * This program is distributed in the hope it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 13 * more details. 14 */ 15 16 #ifndef __IA_CSS_DP_TYPES_H 17 #define __IA_CSS_DP_TYPES_H 18 19 /* @file 20 * CSS-API header file for Defect Pixel Correction (DPC) parameters. 21 */ 22 23 /* Defect Pixel Correction configuration. 24 * 25 * ISP block: DPC1 (DPC after WB) 26 * DPC2 (DPC before WB) 27 * ISP1: DPC1 is used. 28 * ISP2: DPC2 is used. 29 */ 30 struct ia_css_dp_config { 31 ia_css_u0_16 threshold; /** The threshold of defect pixel correction, 32 representing the permissible difference of 33 intensity between one pixel and its 34 surrounding pixels. Smaller values result 35 in more frequent pixel corrections. 36 u0.16, [0,65535], 37 default 8192, ineffective 65535 */ 38 ia_css_u8_8 gain; /** The sensitivity of mis-correction. ISP will 39 miss a lot of defects if the value is set 40 too large. 41 u8.8, [0,65535], 42 default 4096, ineffective 65535 */ 43 u32 gr; /* unsigned <integer_bits>.<16-integer_bits> */ 44 u32 r; /* unsigned <integer_bits>.<16-integer_bits> */ 45 u32 b; /* unsigned <integer_bits>.<16-integer_bits> */ 46 u32 gb; /* unsigned <integer_bits>.<16-integer_bits> */ 47 }; 48 49 #endif /* __IA_CSS_DP_TYPES_H */ 50