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 #include "ia_css_types.h" 17 #include "sh_css_defs.h" 18 #include "ia_css_debug.h" 19 #include "sh_css_frac.h" 20 21 #include "bnr/bnr_1.0/ia_css_bnr.host.h" 22 #include "ia_css_ynr.host.h" 23 24 const struct ia_css_nr_config default_nr_config = { 25 16384, 26 8192, 27 1280, 28 0, 29 0 30 }; 31 32 const struct ia_css_ee_config default_ee_config = { 33 8192, 34 128, 35 2048 36 }; 37 38 void ia_css_nr_encode(struct sh_css_isp_ynr_params * to,const struct ia_css_nr_config * from,unsigned int size)39 ia_css_nr_encode( 40 struct sh_css_isp_ynr_params *to, 41 const struct ia_css_nr_config *from, 42 unsigned int size) 43 { 44 (void)size; 45 /* YNR (Y Noise Reduction) */ 46 to->threshold = 47 uDIGIT_FITTING(8192U, 16, SH_CSS_BAYER_BITS); 48 to->gain_all = 49 uDIGIT_FITTING(from->ynr_gain, 16, SH_CSS_YNR_GAIN_SHIFT); 50 to->gain_dir = 51 uDIGIT_FITTING(from->ynr_gain, 16, SH_CSS_YNR_GAIN_SHIFT); 52 to->threshold_cb = 53 uDIGIT_FITTING(from->threshold_cb, 16, SH_CSS_BAYER_BITS); 54 to->threshold_cr = 55 uDIGIT_FITTING(from->threshold_cr, 16, SH_CSS_BAYER_BITS); 56 } 57 58 void ia_css_yee_encode(struct sh_css_isp_yee_params * to,const struct ia_css_yee_config * from,unsigned int size)59 ia_css_yee_encode( 60 struct sh_css_isp_yee_params *to, 61 const struct ia_css_yee_config *from, 62 unsigned int size) 63 { 64 int asiWk1 = (int)from->ee.gain; 65 int asiWk2 = asiWk1 / 8; 66 int asiWk3 = asiWk1 / 4; 67 68 (void)size; 69 /* YEE (Y Edge Enhancement) */ 70 to->dirthreshold_s = 71 min((uDIGIT_FITTING(from->nr.direction, 16, SH_CSS_BAYER_BITS) 72 << 1), 73 SH_CSS_BAYER_MAXVAL); 74 to->dirthreshold_g = 75 min((uDIGIT_FITTING(from->nr.direction, 16, SH_CSS_BAYER_BITS) 76 << 4), 77 SH_CSS_BAYER_MAXVAL); 78 to->dirthreshold_width_log2 = 79 uFRACTION_BITS_FITTING(8); 80 to->dirthreshold_width = 81 1 << to->dirthreshold_width_log2; 82 to->detailgain = 83 uDIGIT_FITTING(from->ee.detail_gain, 11, 84 SH_CSS_YEE_DETAIL_GAIN_SHIFT); 85 to->coring_s = 86 (uDIGIT_FITTING(56U, 16, SH_CSS_BAYER_BITS) * 87 from->ee.threshold) >> 8; 88 to->coring_g = 89 (uDIGIT_FITTING(224U, 16, SH_CSS_BAYER_BITS) * 90 from->ee.threshold) >> 8; 91 /* 8; // *1.125 ->[s4.8] */ 92 to->scale_plus_s = 93 (asiWk1 + asiWk2) >> (11 - SH_CSS_YEE_SCALE_SHIFT); 94 /* 8; // ( * -.25)->[s4.8] */ 95 to->scale_plus_g = 96 (0 - asiWk3) >> (11 - SH_CSS_YEE_SCALE_SHIFT); 97 /* 8; // *0.875 ->[s4.8] */ 98 to->scale_minus_s = 99 (asiWk1 - asiWk2) >> (11 - SH_CSS_YEE_SCALE_SHIFT); 100 /* 8; // ( *.25 ) ->[s4.8] */ 101 to->scale_minus_g = 102 (asiWk3) >> (11 - SH_CSS_YEE_SCALE_SHIFT); 103 to->clip_plus_s = 104 uDIGIT_FITTING(32760U, 16, SH_CSS_BAYER_BITS); 105 to->clip_plus_g = 0; 106 to->clip_minus_s = 107 uDIGIT_FITTING(504U, 16, SH_CSS_BAYER_BITS); 108 to->clip_minus_g = 109 uDIGIT_FITTING(32256U, 16, SH_CSS_BAYER_BITS); 110 to->Yclip = SH_CSS_BAYER_MAXVAL; 111 } 112 113 void ia_css_nr_dump(const struct sh_css_isp_ynr_params * ynr,unsigned int level)114 ia_css_nr_dump( 115 const struct sh_css_isp_ynr_params *ynr, 116 unsigned int level) 117 { 118 if (!ynr) return; 119 ia_css_debug_dtrace(level, 120 "Y Noise Reduction:\n"); 121 ia_css_debug_dtrace(level, "\t%-32s = %d\n", 122 "ynr_threshold", ynr->threshold); 123 ia_css_debug_dtrace(level, "\t%-32s = %d\n", 124 "ynr_gain_all", ynr->gain_all); 125 ia_css_debug_dtrace(level, "\t%-32s = %d\n", 126 "ynr_gain_dir", ynr->gain_dir); 127 ia_css_debug_dtrace(level, "\t%-32s = %d\n", 128 "ynr_threshold_cb", ynr->threshold_cb); 129 ia_css_debug_dtrace(level, "\t%-32s = %d\n", 130 "ynr_threshold_cr", ynr->threshold_cr); 131 } 132 133 void ia_css_yee_dump(const struct sh_css_isp_yee_params * yee,unsigned int level)134 ia_css_yee_dump( 135 const struct sh_css_isp_yee_params *yee, 136 unsigned int level) 137 { 138 ia_css_debug_dtrace(level, 139 "Y Edge Enhancement:\n"); 140 ia_css_debug_dtrace(level, "\t%-32s = %d\n", 141 "ynryee_dirthreshold_s", 142 yee->dirthreshold_s); 143 ia_css_debug_dtrace(level, "\t%-32s = %d\n", 144 "ynryee_dirthreshold_g", 145 yee->dirthreshold_g); 146 ia_css_debug_dtrace(level, "\t%-32s = %d\n", 147 "ynryee_dirthreshold_width_log2", 148 yee->dirthreshold_width_log2); 149 ia_css_debug_dtrace(level, "\t%-32s = %d\n", 150 "ynryee_dirthreshold_width", 151 yee->dirthreshold_width); 152 ia_css_debug_dtrace(level, "\t%-32s = %d\n", 153 "yee_detailgain", 154 yee->detailgain); 155 ia_css_debug_dtrace(level, "\t%-32s = %d\n", 156 "yee_coring_s", 157 yee->coring_s); 158 ia_css_debug_dtrace(level, "\t%-32s = %d\n", 159 "yee_coring_g", 160 yee->coring_g); 161 ia_css_debug_dtrace(level, "\t%-32s = %d\n", 162 "yee_scale_plus_s", 163 yee->scale_plus_s); 164 ia_css_debug_dtrace(level, "\t%-32s = %d\n", 165 "yee_scale_plus_g", 166 yee->scale_plus_g); 167 ia_css_debug_dtrace(level, "\t%-32s = %d\n", 168 "yee_scale_minus_s", 169 yee->scale_minus_s); 170 ia_css_debug_dtrace(level, "\t%-32s = %d\n", 171 "yee_scale_minus_g", 172 yee->scale_minus_g); 173 ia_css_debug_dtrace(level, "\t%-32s = %d\n", 174 "yee_clip_plus_s", 175 yee->clip_plus_s); 176 ia_css_debug_dtrace(level, "\t%-32s = %d\n", 177 "yee_clip_plus_g", 178 yee->clip_plus_g); 179 ia_css_debug_dtrace(level, "\t%-32s = %d\n", 180 "yee_clip_minus_s", 181 yee->clip_minus_s); 182 ia_css_debug_dtrace(level, "\t%-32s = %d\n", 183 "yee_clip_minus_g", 184 yee->clip_minus_g); 185 ia_css_debug_dtrace(level, "\t%-32s = %d\n", 186 "ynryee_Yclip", 187 yee->Yclip); 188 } 189 190 void ia_css_nr_debug_dtrace(const struct ia_css_nr_config * config,unsigned int level)191 ia_css_nr_debug_dtrace( 192 const struct ia_css_nr_config *config, 193 unsigned int level) 194 { 195 ia_css_debug_dtrace(level, 196 "config.direction=%d, config.bnr_gain=%d, config.ynr_gain=%d, config.threshold_cb=%d, config.threshold_cr=%d\n", 197 config->direction, 198 config->bnr_gain, config->ynr_gain, 199 config->threshold_cb, config->threshold_cr); 200 } 201 202 void ia_css_ee_debug_dtrace(const struct ia_css_ee_config * config,unsigned int level)203 ia_css_ee_debug_dtrace( 204 const struct ia_css_ee_config *config, 205 unsigned int level) 206 { 207 ia_css_debug_dtrace(level, 208 "config.threshold=%d, config.gain=%d, config.detail_gain=%d\n", 209 config->threshold, config->gain, config->detail_gain); 210 } 211 212 void ia_css_init_ynr_state(void * state,size_t size)213 ia_css_init_ynr_state( 214 void/*struct sh_css_isp_ynr_vmem_state*/ * state, 215 size_t size) 216 { 217 memset(state, 0, size); 218 } 219