| // 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. |
| */ |
| |
| #include "ia_css_types.h" |
| #include "sh_css_defs.h" |
| #ifndef IA_CSS_NO_DEBUG |
| #include "ia_css_debug.h" |
| #endif |
| #include "sh_css_frac.h" |
| |
| #include "ia_css_wb.host.h" |
| |
| const struct ia_css_wb_config default_wb_config = { |
| 1, |
| 32768, |
| 32768, |
| 32768, |
| 32768 |
| }; |
| |
| void |
| ia_css_wb_encode( |
| struct sh_css_isp_wb_params *to, |
| const struct ia_css_wb_config *from, |
| unsigned int size) |
| { |
| (void)size; |
| to->gain_shift = |
| uISP_REG_BIT - from->integer_bits; |
| to->gain_gr = |
| uDIGIT_FITTING(from->gr, 16 - from->integer_bits, |
| to->gain_shift); |
| to->gain_r = |
| uDIGIT_FITTING(from->r, 16 - from->integer_bits, |
| to->gain_shift); |
| to->gain_b = |
| uDIGIT_FITTING(from->b, 16 - from->integer_bits, |
| to->gain_shift); |
| to->gain_gb = |
| uDIGIT_FITTING(from->gb, 16 - from->integer_bits, |
| to->gain_shift); |
| } |
| |
| #ifndef IA_CSS_NO_DEBUG |
| void |
| ia_css_wb_dump( |
| const struct sh_css_isp_wb_params *wb, |
| unsigned int level) |
| { |
| if (!wb) return; |
| ia_css_debug_dtrace(level, "White Balance:\n"); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "wb_gain_shift", wb->gain_shift); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "wb_gain_gr", wb->gain_gr); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "wb_gain_r", wb->gain_r); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "wb_gain_b", wb->gain_b); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "wb_gain_gb", wb->gain_gb); |
| } |
| |
| void |
| ia_css_wb_debug_dtrace( |
| const struct ia_css_wb_config *config, |
| unsigned int level) |
| { |
| ia_css_debug_dtrace(level, |
| "config.integer_bits=%d, config.gr=%d, config.r=%d, config.b=%d, config.gb=%d\n", |
| config->integer_bits, |
| config->gr, config->r, |
| config->b, config->gb); |
| } |
| #endif |