| // 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" |
| #include "ia_css_debug.h" |
| #include "sh_css_frac.h" |
| |
| #include "bnr/bnr_1.0/ia_css_bnr.host.h" |
| #include "ia_css_ynr.host.h" |
| |
| const struct ia_css_nr_config default_nr_config = { |
| 16384, |
| 8192, |
| 1280, |
| 0, |
| 0 |
| }; |
| |
| const struct ia_css_ee_config default_ee_config = { |
| 8192, |
| 128, |
| 2048 |
| }; |
| |
| void |
| ia_css_nr_encode( |
| struct sh_css_isp_ynr_params *to, |
| const struct ia_css_nr_config *from, |
| unsigned int size) |
| { |
| (void)size; |
| /* YNR (Y Noise Reduction) */ |
| to->threshold = |
| uDIGIT_FITTING(8192U, 16, SH_CSS_BAYER_BITS); |
| to->gain_all = |
| uDIGIT_FITTING(from->ynr_gain, 16, SH_CSS_YNR_GAIN_SHIFT); |
| to->gain_dir = |
| uDIGIT_FITTING(from->ynr_gain, 16, SH_CSS_YNR_GAIN_SHIFT); |
| to->threshold_cb = |
| uDIGIT_FITTING(from->threshold_cb, 16, SH_CSS_BAYER_BITS); |
| to->threshold_cr = |
| uDIGIT_FITTING(from->threshold_cr, 16, SH_CSS_BAYER_BITS); |
| } |
| |
| void |
| ia_css_yee_encode( |
| struct sh_css_isp_yee_params *to, |
| const struct ia_css_yee_config *from, |
| unsigned int size) |
| { |
| int asiWk1 = (int)from->ee.gain; |
| int asiWk2 = asiWk1 / 8; |
| int asiWk3 = asiWk1 / 4; |
| |
| (void)size; |
| /* YEE (Y Edge Enhancement) */ |
| to->dirthreshold_s = |
| min((uDIGIT_FITTING(from->nr.direction, 16, SH_CSS_BAYER_BITS) |
| << 1), |
| SH_CSS_BAYER_MAXVAL); |
| to->dirthreshold_g = |
| min((uDIGIT_FITTING(from->nr.direction, 16, SH_CSS_BAYER_BITS) |
| << 4), |
| SH_CSS_BAYER_MAXVAL); |
| to->dirthreshold_width_log2 = |
| uFRACTION_BITS_FITTING(8); |
| to->dirthreshold_width = |
| 1 << to->dirthreshold_width_log2; |
| to->detailgain = |
| uDIGIT_FITTING(from->ee.detail_gain, 11, |
| SH_CSS_YEE_DETAIL_GAIN_SHIFT); |
| to->coring_s = |
| (uDIGIT_FITTING(56U, 16, SH_CSS_BAYER_BITS) * |
| from->ee.threshold) >> 8; |
| to->coring_g = |
| (uDIGIT_FITTING(224U, 16, SH_CSS_BAYER_BITS) * |
| from->ee.threshold) >> 8; |
| /* 8; // *1.125 ->[s4.8] */ |
| to->scale_plus_s = |
| (asiWk1 + asiWk2) >> (11 - SH_CSS_YEE_SCALE_SHIFT); |
| /* 8; // ( * -.25)->[s4.8] */ |
| to->scale_plus_g = |
| (0 - asiWk3) >> (11 - SH_CSS_YEE_SCALE_SHIFT); |
| /* 8; // *0.875 ->[s4.8] */ |
| to->scale_minus_s = |
| (asiWk1 - asiWk2) >> (11 - SH_CSS_YEE_SCALE_SHIFT); |
| /* 8; // ( *.25 ) ->[s4.8] */ |
| to->scale_minus_g = |
| (asiWk3) >> (11 - SH_CSS_YEE_SCALE_SHIFT); |
| to->clip_plus_s = |
| uDIGIT_FITTING(32760U, 16, SH_CSS_BAYER_BITS); |
| to->clip_plus_g = 0; |
| to->clip_minus_s = |
| uDIGIT_FITTING(504U, 16, SH_CSS_BAYER_BITS); |
| to->clip_minus_g = |
| uDIGIT_FITTING(32256U, 16, SH_CSS_BAYER_BITS); |
| to->Yclip = SH_CSS_BAYER_MAXVAL; |
| } |
| |
| void |
| ia_css_nr_dump( |
| const struct sh_css_isp_ynr_params *ynr, |
| unsigned int level) |
| { |
| if (!ynr) return; |
| ia_css_debug_dtrace(level, |
| "Y Noise Reduction:\n"); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "ynr_threshold", ynr->threshold); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "ynr_gain_all", ynr->gain_all); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "ynr_gain_dir", ynr->gain_dir); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "ynr_threshold_cb", ynr->threshold_cb); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "ynr_threshold_cr", ynr->threshold_cr); |
| } |
| |
| void |
| ia_css_yee_dump( |
| const struct sh_css_isp_yee_params *yee, |
| unsigned int level) |
| { |
| ia_css_debug_dtrace(level, |
| "Y Edge Enhancement:\n"); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "ynryee_dirthreshold_s", |
| yee->dirthreshold_s); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "ynryee_dirthreshold_g", |
| yee->dirthreshold_g); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "ynryee_dirthreshold_width_log2", |
| yee->dirthreshold_width_log2); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "ynryee_dirthreshold_width", |
| yee->dirthreshold_width); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "yee_detailgain", |
| yee->detailgain); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "yee_coring_s", |
| yee->coring_s); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "yee_coring_g", |
| yee->coring_g); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "yee_scale_plus_s", |
| yee->scale_plus_s); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "yee_scale_plus_g", |
| yee->scale_plus_g); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "yee_scale_minus_s", |
| yee->scale_minus_s); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "yee_scale_minus_g", |
| yee->scale_minus_g); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "yee_clip_plus_s", |
| yee->clip_plus_s); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "yee_clip_plus_g", |
| yee->clip_plus_g); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "yee_clip_minus_s", |
| yee->clip_minus_s); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "yee_clip_minus_g", |
| yee->clip_minus_g); |
| ia_css_debug_dtrace(level, "\t%-32s = %d\n", |
| "ynryee_Yclip", |
| yee->Yclip); |
| } |
| |
| void |
| ia_css_nr_debug_dtrace( |
| const struct ia_css_nr_config *config, |
| unsigned int level) |
| { |
| ia_css_debug_dtrace(level, |
| "config.direction=%d, config.bnr_gain=%d, config.ynr_gain=%d, config.threshold_cb=%d, config.threshold_cr=%d\n", |
| config->direction, |
| config->bnr_gain, config->ynr_gain, |
| config->threshold_cb, config->threshold_cr); |
| } |
| |
| void |
| ia_css_ee_debug_dtrace( |
| const struct ia_css_ee_config *config, |
| unsigned int level) |
| { |
| ia_css_debug_dtrace(level, |
| "config.threshold=%d, config.gain=%d, config.detail_gain=%d\n", |
| config->threshold, config->gain, config->detail_gain); |
| } |
| |
| void |
| ia_css_init_ynr_state( |
| void/*struct sh_css_isp_ynr_vmem_state*/ * state, |
| size_t size) |
| { |
| memset(state, 0, size); |
| } |