Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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sys/contrib/dev/rtw88/regd.c
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1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause 2 /* Copyright(c) 2018-2019 Realtek Corporation 3 */ 4 5 #include "main.h" 6 #include "regd.h" 7 #include "debug.h" 8 #include "phy.h" 9 10 #define COUNTRY_REGD_ENT(_alpha2, _regd_2g, _regd_5g) \ 11 {.alpha2 = (_alpha2), \ 12 .txpwr_regd_2g = (_regd_2g), \ 13 .txpwr_regd_5g = (_regd_5g), \ 14 } 15 16 #define rtw_dbg_regd_dump(_dev, _msg, _args...) \ 17 do { \ 18 struct rtw_dev *__d = (_dev); \ 19 const struct rtw_regd *__r = &__d->regd; \ 20 rtw_dbg(__d, RTW_DBG_REGD, _msg \ 21 "apply alpha2 %c%c, regd {%d, %d}, dfs_region %d\n",\ 22 ##_args, \ 23 __r->regulatory->alpha2[0], \ 24 __r->regulatory->alpha2[1], \ 25 __r->regulatory->txpwr_regd_2g, \ 26 __r->regulatory->txpwr_regd_5g, \ 27 __r->dfs_region); \ 28 } while (0) 29 30 /* If country code is not correctly defined in efuse, 31 * use worldwide country code and txpwr regd. 32 */ 33 static const struct rtw_regulatory rtw_reg_ww = 34 COUNTRY_REGD_ENT("00", RTW_REGD_WW, RTW_REGD_WW); 35 36 static const struct rtw_regulatory rtw_reg_map[] = { 37 COUNTRY_REGD_ENT("AD", RTW_REGD_ETSI, RTW_REGD_ETSI), 38 COUNTRY_REGD_ENT("AE", RTW_REGD_ETSI, RTW_REGD_ETSI), 39 COUNTRY_REGD_ENT("AF", RTW_REGD_ETSI, RTW_REGD_ETSI), 40 COUNTRY_REGD_ENT("AG", RTW_REGD_FCC, RTW_REGD_FCC), 41 COUNTRY_REGD_ENT("AI", RTW_REGD_ETSI, RTW_REGD_ETSI), 42 COUNTRY_REGD_ENT("AL", RTW_REGD_ETSI, RTW_REGD_ETSI), 43 COUNTRY_REGD_ENT("AM", RTW_REGD_ETSI, RTW_REGD_ETSI), 44 COUNTRY_REGD_ENT("AN", RTW_REGD_FCC, RTW_REGD_FCC), 45 COUNTRY_REGD_ENT("AO", RTW_REGD_ETSI, RTW_REGD_ETSI), 46 COUNTRY_REGD_ENT("AQ", RTW_REGD_ETSI, RTW_REGD_ETSI), 47 COUNTRY_REGD_ENT("AR", RTW_REGD_MEXICO, RTW_REGD_MEXICO), 48 COUNTRY_REGD_ENT("AS", RTW_REGD_FCC, RTW_REGD_FCC), 49 COUNTRY_REGD_ENT("AT", RTW_REGD_ETSI, RTW_REGD_ETSI), 50 COUNTRY_REGD_ENT("AU", RTW_REGD_ACMA, RTW_REGD_ACMA), 51 COUNTRY_REGD_ENT("AW", RTW_REGD_FCC, RTW_REGD_FCC), 52 COUNTRY_REGD_ENT("AZ", RTW_REGD_ETSI, RTW_REGD_ETSI), 53 COUNTRY_REGD_ENT("BA", RTW_REGD_ETSI, RTW_REGD_ETSI), 54 COUNTRY_REGD_ENT("BB", RTW_REGD_FCC, RTW_REGD_FCC), 55 COUNTRY_REGD_ENT("BD", RTW_REGD_ETSI, RTW_REGD_ETSI), 56 COUNTRY_REGD_ENT("BE", RTW_REGD_ETSI, RTW_REGD_ETSI), 57 COUNTRY_REGD_ENT("BF", RTW_REGD_ETSI, RTW_REGD_ETSI), 58 COUNTRY_REGD_ENT("BG", RTW_REGD_ETSI, RTW_REGD_ETSI), 59 COUNTRY_REGD_ENT("BH", RTW_REGD_ETSI, RTW_REGD_ETSI), 60 COUNTRY_REGD_ENT("BI", RTW_REGD_ETSI, RTW_REGD_ETSI), 61 COUNTRY_REGD_ENT("BJ", RTW_REGD_ETSI, RTW_REGD_ETSI), 62 COUNTRY_REGD_ENT("BM", RTW_REGD_FCC, RTW_REGD_FCC), 63 COUNTRY_REGD_ENT("BN", RTW_REGD_ETSI, RTW_REGD_ETSI), 64 COUNTRY_REGD_ENT("BO", RTW_REGD_FCC, RTW_REGD_FCC), 65 COUNTRY_REGD_ENT("BR", RTW_REGD_FCC, RTW_REGD_FCC), 66 COUNTRY_REGD_ENT("BS", RTW_REGD_FCC, RTW_REGD_FCC), 67 COUNTRY_REGD_ENT("BT", RTW_REGD_ETSI, RTW_REGD_ETSI), 68 COUNTRY_REGD_ENT("BV", RTW_REGD_ETSI, RTW_REGD_ETSI), 69 COUNTRY_REGD_ENT("BW", RTW_REGD_ETSI, RTW_REGD_ETSI), 70 COUNTRY_REGD_ENT("BY", RTW_REGD_ETSI, RTW_REGD_ETSI), 71 COUNTRY_REGD_ENT("BZ", RTW_REGD_FCC, RTW_REGD_FCC), 72 COUNTRY_REGD_ENT("CA", RTW_REGD_IC, RTW_REGD_IC), 73 COUNTRY_REGD_ENT("CC", RTW_REGD_ETSI, RTW_REGD_ETSI), 74 COUNTRY_REGD_ENT("CD", RTW_REGD_ETSI, RTW_REGD_ETSI), 75 COUNTRY_REGD_ENT("CF", RTW_REGD_ETSI, RTW_REGD_ETSI), 76 COUNTRY_REGD_ENT("CG", RTW_REGD_ETSI, RTW_REGD_ETSI), 77 COUNTRY_REGD_ENT("CH", RTW_REGD_ETSI, RTW_REGD_ETSI), 78 COUNTRY_REGD_ENT("CI", RTW_REGD_ETSI, RTW_REGD_ETSI), 79 COUNTRY_REGD_ENT("CK", RTW_REGD_ETSI, RTW_REGD_ETSI), 80 COUNTRY_REGD_ENT("CL", RTW_REGD_FCC, RTW_REGD_FCC), 81 COUNTRY_REGD_ENT("CM", RTW_REGD_ETSI, RTW_REGD_ETSI), 82 COUNTRY_REGD_ENT("CN", RTW_REGD_ETSI, RTW_REGD_ETSI), 83 COUNTRY_REGD_ENT("CO", RTW_REGD_FCC, RTW_REGD_FCC), 84 COUNTRY_REGD_ENT("CR", RTW_REGD_FCC, RTW_REGD_FCC), 85 COUNTRY_REGD_ENT("CV", RTW_REGD_ETSI, RTW_REGD_ETSI), 86 COUNTRY_REGD_ENT("CX", RTW_REGD_ACMA, RTW_REGD_ACMA), 87 COUNTRY_REGD_ENT("CY", RTW_REGD_ETSI, RTW_REGD_ETSI), 88 COUNTRY_REGD_ENT("CZ", RTW_REGD_ETSI, RTW_REGD_ETSI), 89 COUNTRY_REGD_ENT("DE", RTW_REGD_ETSI, RTW_REGD_ETSI), 90 COUNTRY_REGD_ENT("DJ", RTW_REGD_ETSI, RTW_REGD_ETSI), 91 COUNTRY_REGD_ENT("DK", RTW_REGD_ETSI, RTW_REGD_ETSI), 92 COUNTRY_REGD_ENT("DM", RTW_REGD_FCC, RTW_REGD_FCC), 93 COUNTRY_REGD_ENT("DO", RTW_REGD_FCC, RTW_REGD_FCC), 94 COUNTRY_REGD_ENT("DZ", RTW_REGD_ETSI, RTW_REGD_ETSI), 95 COUNTRY_REGD_ENT("EC", RTW_REGD_FCC, RTW_REGD_FCC), 96 COUNTRY_REGD_ENT("EE", RTW_REGD_ETSI, RTW_REGD_ETSI), 97 COUNTRY_REGD_ENT("EG", RTW_REGD_ETSI, RTW_REGD_ETSI), 98 COUNTRY_REGD_ENT("EH", RTW_REGD_ETSI, RTW_REGD_ETSI), 99 COUNTRY_REGD_ENT("ER", RTW_REGD_ETSI, RTW_REGD_ETSI), 100 COUNTRY_REGD_ENT("ES", RTW_REGD_ETSI, RTW_REGD_ETSI), 101 COUNTRY_REGD_ENT("ET", RTW_REGD_ETSI, RTW_REGD_ETSI), 102 COUNTRY_REGD_ENT("FI", RTW_REGD_ETSI, RTW_REGD_ETSI), 103 COUNTRY_REGD_ENT("FJ", RTW_REGD_FCC, RTW_REGD_FCC), 104 COUNTRY_REGD_ENT("FK", RTW_REGD_ETSI, RTW_REGD_ETSI), 105 COUNTRY_REGD_ENT("FM", RTW_REGD_FCC, RTW_REGD_FCC), 106 COUNTRY_REGD_ENT("FO", RTW_REGD_ETSI, RTW_REGD_ETSI), 107 COUNTRY_REGD_ENT("FR", RTW_REGD_ETSI, RTW_REGD_ETSI), 108 COUNTRY_REGD_ENT("GA", RTW_REGD_ETSI, RTW_REGD_ETSI), 109 COUNTRY_REGD_ENT("GB", RTW_REGD_ETSI, RTW_REGD_ETSI), 110 COUNTRY_REGD_ENT("GD", RTW_REGD_FCC, RTW_REGD_FCC), 111 COUNTRY_REGD_ENT("GE", RTW_REGD_ETSI, RTW_REGD_ETSI), 112 COUNTRY_REGD_ENT("GF", RTW_REGD_ETSI, RTW_REGD_ETSI), 113 COUNTRY_REGD_ENT("GG", RTW_REGD_ETSI, RTW_REGD_ETSI), 114 COUNTRY_REGD_ENT("GH", RTW_REGD_ETSI, RTW_REGD_ETSI), 115 COUNTRY_REGD_ENT("GI", RTW_REGD_ETSI, RTW_REGD_ETSI), 116 COUNTRY_REGD_ENT("GL", RTW_REGD_ETSI, RTW_REGD_ETSI), 117 COUNTRY_REGD_ENT("GM", RTW_REGD_ETSI, RTW_REGD_ETSI), 118 COUNTRY_REGD_ENT("GN", RTW_REGD_ETSI, RTW_REGD_ETSI), 119 COUNTRY_REGD_ENT("GP", RTW_REGD_ETSI, RTW_REGD_ETSI), 120 COUNTRY_REGD_ENT("GQ", RTW_REGD_ETSI, RTW_REGD_ETSI), 121 COUNTRY_REGD_ENT("GR", RTW_REGD_ETSI, RTW_REGD_ETSI), 122 COUNTRY_REGD_ENT("GS", RTW_REGD_ETSI, RTW_REGD_ETSI), 123 COUNTRY_REGD_ENT("GT", RTW_REGD_FCC, RTW_REGD_FCC), 124 COUNTRY_REGD_ENT("GU", RTW_REGD_FCC, RTW_REGD_FCC), 125 COUNTRY_REGD_ENT("GW", RTW_REGD_ETSI, RTW_REGD_ETSI), 126 COUNTRY_REGD_ENT("GY", RTW_REGD_FCC, RTW_REGD_FCC), 127 COUNTRY_REGD_ENT("HK", RTW_REGD_ETSI, RTW_REGD_ETSI), 128 COUNTRY_REGD_ENT("HM", RTW_REGD_ACMA, RTW_REGD_ACMA), 129 COUNTRY_REGD_ENT("HN", RTW_REGD_FCC, RTW_REGD_FCC), 130 COUNTRY_REGD_ENT("HR", RTW_REGD_ETSI, RTW_REGD_ETSI), 131 COUNTRY_REGD_ENT("HT", RTW_REGD_FCC, RTW_REGD_FCC), 132 COUNTRY_REGD_ENT("HU", RTW_REGD_ETSI, RTW_REGD_ETSI), 133 COUNTRY_REGD_ENT("ID", RTW_REGD_ETSI, RTW_REGD_ETSI), 134 COUNTRY_REGD_ENT("IE", RTW_REGD_ETSI, RTW_REGD_ETSI), 135 COUNTRY_REGD_ENT("IL", RTW_REGD_ETSI, RTW_REGD_ETSI), 136 COUNTRY_REGD_ENT("IM", RTW_REGD_ETSI, RTW_REGD_ETSI), 137 COUNTRY_REGD_ENT("IN", RTW_REGD_ETSI, RTW_REGD_ETSI), 138 COUNTRY_REGD_ENT("IO", RTW_REGD_ETSI, RTW_REGD_ETSI), 139 COUNTRY_REGD_ENT("IQ", RTW_REGD_ETSI, RTW_REGD_ETSI), 140 COUNTRY_REGD_ENT("IR", RTW_REGD_ETSI, RTW_REGD_ETSI), 141 COUNTRY_REGD_ENT("IS", RTW_REGD_ETSI, RTW_REGD_ETSI), 142 COUNTRY_REGD_ENT("IT", RTW_REGD_ETSI, RTW_REGD_ETSI), 143 COUNTRY_REGD_ENT("JE", RTW_REGD_ETSI, RTW_REGD_ETSI), 144 COUNTRY_REGD_ENT("JM", RTW_REGD_FCC, RTW_REGD_FCC), 145 COUNTRY_REGD_ENT("JO", RTW_REGD_ETSI, RTW_REGD_ETSI), 146 COUNTRY_REGD_ENT("JP", RTW_REGD_MKK, RTW_REGD_MKK), 147 COUNTRY_REGD_ENT("KE", RTW_REGD_ETSI, RTW_REGD_ETSI), 148 COUNTRY_REGD_ENT("KG", RTW_REGD_ETSI, RTW_REGD_ETSI), 149 COUNTRY_REGD_ENT("KH", RTW_REGD_ETSI, RTW_REGD_ETSI), 150 COUNTRY_REGD_ENT("KI", RTW_REGD_ETSI, RTW_REGD_ETSI), 151 COUNTRY_REGD_ENT("KM", RTW_REGD_ETSI, RTW_REGD_ETSI), 152 COUNTRY_REGD_ENT("KN", RTW_REGD_FCC, RTW_REGD_FCC), 153 COUNTRY_REGD_ENT("KR", RTW_REGD_KCC, RTW_REGD_KCC), 154 COUNTRY_REGD_ENT("KW", RTW_REGD_ETSI, RTW_REGD_ETSI), 155 COUNTRY_REGD_ENT("KY", RTW_REGD_FCC, RTW_REGD_FCC), 156 COUNTRY_REGD_ENT("KZ", RTW_REGD_ETSI, RTW_REGD_ETSI), 157 COUNTRY_REGD_ENT("LA", RTW_REGD_ETSI, RTW_REGD_ETSI), 158 COUNTRY_REGD_ENT("LB", RTW_REGD_ETSI, RTW_REGD_ETSI), 159 COUNTRY_REGD_ENT("LC", RTW_REGD_FCC, RTW_REGD_FCC), 160 COUNTRY_REGD_ENT("LI", RTW_REGD_ETSI, RTW_REGD_ETSI), 161 COUNTRY_REGD_ENT("LK", RTW_REGD_ETSI, RTW_REGD_ETSI), 162 COUNTRY_REGD_ENT("LR", RTW_REGD_ETSI, RTW_REGD_ETSI), 163 COUNTRY_REGD_ENT("LS", RTW_REGD_ETSI, RTW_REGD_ETSI), 164 COUNTRY_REGD_ENT("LT", RTW_REGD_ETSI, RTW_REGD_ETSI), 165 COUNTRY_REGD_ENT("LU", RTW_REGD_ETSI, RTW_REGD_ETSI), 166 COUNTRY_REGD_ENT("LV", RTW_REGD_ETSI, RTW_REGD_ETSI), 167 COUNTRY_REGD_ENT("LY", RTW_REGD_ETSI, RTW_REGD_ETSI), 168 COUNTRY_REGD_ENT("MA", RTW_REGD_ETSI, RTW_REGD_ETSI), 169 COUNTRY_REGD_ENT("MC", RTW_REGD_ETSI, RTW_REGD_ETSI), 170 COUNTRY_REGD_ENT("MD", RTW_REGD_ETSI, RTW_REGD_ETSI), 171 COUNTRY_REGD_ENT("ME", RTW_REGD_ETSI, RTW_REGD_ETSI), 172 COUNTRY_REGD_ENT("MF", RTW_REGD_FCC, RTW_REGD_FCC), 173 COUNTRY_REGD_ENT("MG", RTW_REGD_ETSI, RTW_REGD_ETSI), 174 COUNTRY_REGD_ENT("MH", RTW_REGD_FCC, RTW_REGD_FCC), 175 COUNTRY_REGD_ENT("MK", RTW_REGD_ETSI, RTW_REGD_ETSI), 176 COUNTRY_REGD_ENT("ML", RTW_REGD_ETSI, RTW_REGD_ETSI), 177 COUNTRY_REGD_ENT("MM", RTW_REGD_ETSI, RTW_REGD_ETSI), 178 COUNTRY_REGD_ENT("MN", RTW_REGD_ETSI, RTW_REGD_ETSI), 179 COUNTRY_REGD_ENT("MO", RTW_REGD_ETSI, RTW_REGD_ETSI), 180 COUNTRY_REGD_ENT("MP", RTW_REGD_FCC, RTW_REGD_FCC), 181 COUNTRY_REGD_ENT("MQ", RTW_REGD_ETSI, RTW_REGD_ETSI), 182 COUNTRY_REGD_ENT("MR", RTW_REGD_ETSI, RTW_REGD_ETSI), 183 COUNTRY_REGD_ENT("MS", RTW_REGD_ETSI, RTW_REGD_ETSI), 184 COUNTRY_REGD_ENT("MT", RTW_REGD_ETSI, RTW_REGD_ETSI), 185 COUNTRY_REGD_ENT("MU", RTW_REGD_ETSI, RTW_REGD_ETSI), 186 COUNTRY_REGD_ENT("MV", RTW_REGD_ETSI, RTW_REGD_ETSI), 187 COUNTRY_REGD_ENT("MW", RTW_REGD_ETSI, RTW_REGD_ETSI), 188 COUNTRY_REGD_ENT("MX", RTW_REGD_MEXICO, RTW_REGD_MEXICO), 189 COUNTRY_REGD_ENT("MY", RTW_REGD_ETSI, RTW_REGD_ETSI), 190 COUNTRY_REGD_ENT("MZ", RTW_REGD_ETSI, RTW_REGD_ETSI), 191 COUNTRY_REGD_ENT("NA", RTW_REGD_ETSI, RTW_REGD_ETSI), 192 COUNTRY_REGD_ENT("NC", RTW_REGD_ETSI, RTW_REGD_ETSI), 193 COUNTRY_REGD_ENT("NE", RTW_REGD_ETSI, RTW_REGD_ETSI), 194 COUNTRY_REGD_ENT("NF", RTW_REGD_ACMA, RTW_REGD_ACMA), 195 COUNTRY_REGD_ENT("NG", RTW_REGD_ETSI, RTW_REGD_ETSI), 196 COUNTRY_REGD_ENT("NI", RTW_REGD_FCC, RTW_REGD_FCC), 197 COUNTRY_REGD_ENT("NL", RTW_REGD_ETSI, RTW_REGD_ETSI), 198 COUNTRY_REGD_ENT("NO", RTW_REGD_ETSI, RTW_REGD_ETSI), 199 COUNTRY_REGD_ENT("NP", RTW_REGD_ETSI, RTW_REGD_ETSI), 200 COUNTRY_REGD_ENT("NR", RTW_REGD_ETSI, RTW_REGD_ETSI), 201 COUNTRY_REGD_ENT("NU", RTW_REGD_ACMA, RTW_REGD_ACMA), 202 COUNTRY_REGD_ENT("NZ", RTW_REGD_ACMA, RTW_REGD_ACMA), 203 COUNTRY_REGD_ENT("OM", RTW_REGD_ETSI, RTW_REGD_ETSI), 204 COUNTRY_REGD_ENT("PA", RTW_REGD_FCC, RTW_REGD_FCC), 205 COUNTRY_REGD_ENT("PE", RTW_REGD_FCC, RTW_REGD_FCC), 206 COUNTRY_REGD_ENT("PF", RTW_REGD_ETSI, RTW_REGD_ETSI), 207 COUNTRY_REGD_ENT("PG", RTW_REGD_ETSI, RTW_REGD_ETSI), 208 COUNTRY_REGD_ENT("PH", RTW_REGD_ETSI, RTW_REGD_ETSI), 209 COUNTRY_REGD_ENT("PK", RTW_REGD_ETSI, RTW_REGD_ETSI), 210 COUNTRY_REGD_ENT("PL", RTW_REGD_ETSI, RTW_REGD_ETSI), 211 COUNTRY_REGD_ENT("PM", RTW_REGD_ETSI, RTW_REGD_ETSI), 212 COUNTRY_REGD_ENT("PR", RTW_REGD_FCC, RTW_REGD_FCC), 213 COUNTRY_REGD_ENT("PS", RTW_REGD_ETSI, RTW_REGD_ETSI), 214 COUNTRY_REGD_ENT("PT", RTW_REGD_ETSI, RTW_REGD_ETSI), 215 COUNTRY_REGD_ENT("PW", RTW_REGD_FCC, RTW_REGD_FCC), 216 COUNTRY_REGD_ENT("PY", RTW_REGD_FCC, RTW_REGD_FCC), 217 COUNTRY_REGD_ENT("QA", RTW_REGD_ETSI, RTW_REGD_ETSI), 218 COUNTRY_REGD_ENT("RE", RTW_REGD_ETSI, RTW_REGD_ETSI), 219 COUNTRY_REGD_ENT("RO", RTW_REGD_ETSI, RTW_REGD_ETSI), 220 COUNTRY_REGD_ENT("RS", RTW_REGD_ETSI, RTW_REGD_ETSI), 221 COUNTRY_REGD_ENT("RU", RTW_REGD_ETSI, RTW_REGD_ETSI), 222 COUNTRY_REGD_ENT("RW", RTW_REGD_ETSI, RTW_REGD_ETSI), 223 COUNTRY_REGD_ENT("SA", RTW_REGD_ETSI, RTW_REGD_ETSI), 224 COUNTRY_REGD_ENT("SB", RTW_REGD_ETSI, RTW_REGD_ETSI), 225 COUNTRY_REGD_ENT("SC", RTW_REGD_FCC, RTW_REGD_FCC), 226 COUNTRY_REGD_ENT("SE", RTW_REGD_ETSI, RTW_REGD_ETSI), 227 COUNTRY_REGD_ENT("SG", RTW_REGD_ETSI, RTW_REGD_ETSI), 228 COUNTRY_REGD_ENT("SH", RTW_REGD_ETSI, RTW_REGD_ETSI), 229 COUNTRY_REGD_ENT("SI", RTW_REGD_ETSI, RTW_REGD_ETSI), 230 COUNTRY_REGD_ENT("SJ", RTW_REGD_ETSI, RTW_REGD_ETSI), 231 COUNTRY_REGD_ENT("SK", RTW_REGD_ETSI, RTW_REGD_ETSI), 232 COUNTRY_REGD_ENT("SL", RTW_REGD_ETSI, RTW_REGD_ETSI), 233 COUNTRY_REGD_ENT("SM", RTW_REGD_ETSI, RTW_REGD_ETSI), 234 COUNTRY_REGD_ENT("SN", RTW_REGD_ETSI, RTW_REGD_ETSI), 235 COUNTRY_REGD_ENT("SO", RTW_REGD_ETSI, RTW_REGD_ETSI), 236 COUNTRY_REGD_ENT("SR", RTW_REGD_FCC, RTW_REGD_FCC), 237 COUNTRY_REGD_ENT("ST", RTW_REGD_FCC, RTW_REGD_FCC), 238 COUNTRY_REGD_ENT("SV", RTW_REGD_FCC, RTW_REGD_FCC), 239 COUNTRY_REGD_ENT("SX", RTW_REGD_FCC, RTW_REGD_FCC), 240 COUNTRY_REGD_ENT("SZ", RTW_REGD_ETSI, RTW_REGD_ETSI), 241 COUNTRY_REGD_ENT("TC", RTW_REGD_ETSI, RTW_REGD_ETSI), 242 COUNTRY_REGD_ENT("TD", RTW_REGD_ETSI, RTW_REGD_ETSI), 243 COUNTRY_REGD_ENT("TF", RTW_REGD_ETSI, RTW_REGD_ETSI), 244 COUNTRY_REGD_ENT("TG", RTW_REGD_ETSI, RTW_REGD_ETSI), 245 COUNTRY_REGD_ENT("TH", RTW_REGD_ETSI, RTW_REGD_ETSI), 246 COUNTRY_REGD_ENT("TJ", RTW_REGD_ETSI, RTW_REGD_ETSI), 247 COUNTRY_REGD_ENT("TK", RTW_REGD_ACMA, RTW_REGD_ACMA), 248 COUNTRY_REGD_ENT("TM", RTW_REGD_ETSI, RTW_REGD_ETSI), 249 COUNTRY_REGD_ENT("TN", RTW_REGD_ETSI, RTW_REGD_ETSI), 250 COUNTRY_REGD_ENT("TO", RTW_REGD_ETSI, RTW_REGD_ETSI), 251 COUNTRY_REGD_ENT("TR", RTW_REGD_ETSI, RTW_REGD_ETSI), 252 COUNTRY_REGD_ENT("TT", RTW_REGD_FCC, RTW_REGD_FCC), 253 COUNTRY_REGD_ENT("TV", RTW_REGD_ETSI, RTW_REGD_WW), 254 COUNTRY_REGD_ENT("TW", RTW_REGD_FCC, RTW_REGD_FCC), 255 COUNTRY_REGD_ENT("TZ", RTW_REGD_ETSI, RTW_REGD_ETSI), 256 COUNTRY_REGD_ENT("UA", RTW_REGD_ETSI, RTW_REGD_ETSI), 257 COUNTRY_REGD_ENT("UG", RTW_REGD_ETSI, RTW_REGD_ETSI), 258 COUNTRY_REGD_ENT("US", RTW_REGD_FCC, RTW_REGD_FCC), 259 COUNTRY_REGD_ENT("UY", RTW_REGD_FCC, RTW_REGD_FCC), 260 COUNTRY_REGD_ENT("UZ", RTW_REGD_ETSI, RTW_REGD_ETSI), 261 COUNTRY_REGD_ENT("VA", RTW_REGD_ETSI, RTW_REGD_ETSI), 262 COUNTRY_REGD_ENT("VC", RTW_REGD_FCC, RTW_REGD_FCC), 263 COUNTRY_REGD_ENT("VE", RTW_REGD_FCC, RTW_REGD_FCC), 264 COUNTRY_REGD_ENT("VG", RTW_REGD_FCC, RTW_REGD_FCC), 265 COUNTRY_REGD_ENT("VI", RTW_REGD_FCC, RTW_REGD_FCC), 266 COUNTRY_REGD_ENT("VN", RTW_REGD_ETSI, RTW_REGD_ETSI), 267 COUNTRY_REGD_ENT("VU", RTW_REGD_ETSI, RTW_REGD_ETSI), 268 COUNTRY_REGD_ENT("WF", RTW_REGD_ETSI, RTW_REGD_ETSI), 269 COUNTRY_REGD_ENT("WS", RTW_REGD_FCC, RTW_REGD_FCC), 270 COUNTRY_REGD_ENT("XK", RTW_REGD_ETSI, RTW_REGD_ETSI), 271 COUNTRY_REGD_ENT("YE", RTW_REGD_ETSI, RTW_REGD_ETSI), 272 COUNTRY_REGD_ENT("YT", RTW_REGD_ETSI, RTW_REGD_ETSI), 273 COUNTRY_REGD_ENT("ZA", RTW_REGD_ETSI, RTW_REGD_ETSI), 274 COUNTRY_REGD_ENT("ZM", RTW_REGD_ETSI, RTW_REGD_ETSI), 275 COUNTRY_REGD_ENT("ZW", RTW_REGD_ETSI, RTW_REGD_ETSI), 276 }; 277 278 static void rtw_regd_apply_hw_cap_flags(struct wiphy *wiphy) 279 { 280 struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); 281 struct ieee80211_supported_band *sband; 282 struct ieee80211_channel *ch; 283 struct rtw_dev *rtwdev = hw->priv; 284 struct rtw_efuse *efuse = &rtwdev->efuse; 285 int i; 286 287 if (efuse->hw_cap.bw & BIT(RTW_CHANNEL_WIDTH_80)) 288 return; 289 290 sband = wiphy->bands[NL80211_BAND_2GHZ]; 291 if (!sband) 292 goto out_5g; 293 294 for (i = 0; i < sband->n_channels; i++) { 295 ch = &sband->channels[i]; 296 ch->flags |= IEEE80211_CHAN_NO_80MHZ; 297 } 298 299 out_5g: 300 sband = wiphy->bands[NL80211_BAND_5GHZ]; 301 if (!sband) 302 return; 303 304 for (i = 0; i < sband->n_channels; i++) { 305 ch = &sband->channels[i]; 306 ch->flags |= IEEE80211_CHAN_NO_80MHZ; 307 } 308 } 309 310 static bool rtw_reg_is_ww(const struct rtw_regulatory *reg) 311 { 312 return reg == &rtw_reg_ww; 313 } 314 315 static bool rtw_reg_match(const struct rtw_regulatory *reg, const char *alpha2) 316 { 317 return memcmp(reg->alpha2, alpha2, 2) == 0; 318 } 319 320 static const struct rtw_regulatory *rtw_reg_find_by_name(const char *alpha2) 321 { 322 unsigned int i; 323 324 for (i = 0; i < ARRAY_SIZE(rtw_reg_map); i++) { 325 if (rtw_reg_match(&rtw_reg_map[i], alpha2)) 326 return &rtw_reg_map[i]; 327 } 328 329 return &rtw_reg_ww; 330 } 331 332 static 333 void rtw_regd_notifier(struct wiphy *wiphy, struct regulatory_request *request); 334 335 /* call this before ieee80211_register_hw() */ 336 int rtw_regd_init(struct rtw_dev *rtwdev) 337 { 338 struct wiphy *wiphy = rtwdev->hw->wiphy; 339 const struct rtw_regulatory *chip_reg; 340 341 if (!wiphy) 342 return -EINVAL; 343 344 wiphy->reg_notifier = rtw_regd_notifier; 345 346 chip_reg = rtw_reg_find_by_name(rtwdev->efuse.country_code); 347 if (!rtw_reg_is_ww(chip_reg)) { 348 rtwdev->regd.state = RTW_REGD_STATE_PROGRAMMED; 349 350 /* Set REGULATORY_STRICT_REG before ieee80211_register_hw(), 351 * stack will wait for regulatory_hint() and consider it 352 * as the superset for our regulatory rule. 353 */ 354 wiphy->regulatory_flags |= REGULATORY_STRICT_REG; 355 wiphy->regulatory_flags |= REGULATORY_COUNTRY_IE_IGNORE; 356 } else { 357 rtwdev->regd.state = RTW_REGD_STATE_WORLDWIDE; 358 } 359 360 rtwdev->regd.regulatory = &rtw_reg_ww; 361 rtwdev->regd.dfs_region = NL80211_DFS_UNSET; 362 rtw_dbg_regd_dump(rtwdev, "regd init state %d: ", rtwdev->regd.state); 363 364 rtw_regd_apply_hw_cap_flags(wiphy); 365 return 0; 366 } 367 368 /* call this after ieee80211_register_hw() */ 369 int rtw_regd_hint(struct rtw_dev *rtwdev) 370 { 371 struct wiphy *wiphy = rtwdev->hw->wiphy; 372 int ret; 373 374 if (!wiphy) 375 return -EINVAL; 376 377 if (rtwdev->regd.state == RTW_REGD_STATE_PROGRAMMED) { 378 rtw_dbg(rtwdev, RTW_DBG_REGD, 379 "country domain %c%c is PGed on efuse", 380 rtwdev->efuse.country_code[0], 381 rtwdev->efuse.country_code[1]); 382 383 ret = regulatory_hint(wiphy, rtwdev->efuse.country_code); 384 if (ret) { 385 rtw_warn(rtwdev, 386 "failed to hint regulatory: %d\n", ret); 387 return ret; 388 } 389 } 390 391 return 0; 392 } 393 394 static bool rtw_regd_mgmt_worldwide(struct rtw_dev *rtwdev, 395 struct rtw_regd *next_regd, 396 struct regulatory_request *request) 397 { 398 struct wiphy *wiphy = rtwdev->hw->wiphy; 399 400 next_regd->state = RTW_REGD_STATE_WORLDWIDE; 401 402 if (request->initiator == NL80211_REGDOM_SET_BY_USER && 403 !rtw_reg_is_ww(next_regd->regulatory)) { 404 next_regd->state = RTW_REGD_STATE_SETTING; 405 wiphy->regulatory_flags |= REGULATORY_COUNTRY_IE_IGNORE; 406 } 407 408 return true; 409 } 410 411 static bool rtw_regd_mgmt_programmed(struct rtw_dev *rtwdev, 412 struct rtw_regd *next_regd, 413 struct regulatory_request *request) 414 { 415 if (request->initiator == NL80211_REGDOM_SET_BY_DRIVER && 416 rtw_reg_match(next_regd->regulatory, rtwdev->efuse.country_code)) { 417 next_regd->state = RTW_REGD_STATE_PROGRAMMED; 418 return true; 419 } 420 421 return false; 422 } 423 424 static bool rtw_regd_mgmt_setting(struct rtw_dev *rtwdev, 425 struct rtw_regd *next_regd, 426 struct regulatory_request *request) 427 { 428 struct wiphy *wiphy = rtwdev->hw->wiphy; 429 430 if (request->initiator != NL80211_REGDOM_SET_BY_USER) 431 return false; 432 433 next_regd->state = RTW_REGD_STATE_SETTING; 434 435 if (rtw_reg_is_ww(next_regd->regulatory)) { 436 next_regd->state = RTW_REGD_STATE_WORLDWIDE; 437 wiphy->regulatory_flags &= ~REGULATORY_COUNTRY_IE_IGNORE; 438 } 439 440 return true; 441 } 442 443 static bool (*const rtw_regd_handler[RTW_REGD_STATE_NR]) 444 (struct rtw_dev *, struct rtw_regd *, struct regulatory_request *) = { 445 [RTW_REGD_STATE_WORLDWIDE] = rtw_regd_mgmt_worldwide, 446 [RTW_REGD_STATE_PROGRAMMED] = rtw_regd_mgmt_programmed, 447 [RTW_REGD_STATE_SETTING] = rtw_regd_mgmt_setting, 448 }; 449 450 static bool rtw_regd_state_hdl(struct rtw_dev *rtwdev, 451 struct rtw_regd *next_regd, 452 struct regulatory_request *request) 453 { 454 next_regd->regulatory = rtw_reg_find_by_name(request->alpha2); 455 next_regd->dfs_region = request->dfs_region; 456 return rtw_regd_handler[rtwdev->regd.state](rtwdev, next_regd, request); 457 } 458 459 static 460 void rtw_regd_notifier(struct wiphy *wiphy, struct regulatory_request *request) 461 { 462 struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); 463 struct rtw_dev *rtwdev = hw->priv; 464 struct rtw_hal *hal = &rtwdev->hal; 465 struct rtw_regd next_regd = {0}; 466 bool hdl; 467 468 hdl = rtw_regd_state_hdl(rtwdev, &next_regd, request); 469 if (!hdl) { 470 rtw_dbg(rtwdev, RTW_DBG_REGD, 471 "regd state %d: ignore request %c%c of initiator %d\n", 472 rtwdev->regd.state, 473 request->alpha2[0], 474 request->alpha2[1], 475 request->initiator); 476 return; 477 } 478 479 rtw_dbg(rtwdev, RTW_DBG_REGD, "regd state: %d -> %d\n", 480 rtwdev->regd.state, next_regd.state); 481 482 rtwdev->regd = next_regd; 483 rtw_dbg_regd_dump(rtwdev, "get alpha2 %c%c from initiator %d: ", 484 request->alpha2[0], 485 request->alpha2[1], 486 request->initiator); 487 488 rtw_phy_adaptivity_set_mode(rtwdev); 489 rtw_phy_set_tx_power_level(rtwdev, hal->current_channel); 490 } 491 492 u8 rtw_regd_get(struct rtw_dev *rtwdev) 493 { 494 struct rtw_hal *hal = &rtwdev->hal; 495 u8 band = hal->current_band_type; 496 497 return band == RTW_BAND_2G ? 498 rtwdev->regd.regulatory->txpwr_regd_2g : 499 rtwdev->regd.regulatory->txpwr_regd_5g; 500 } 501 EXPORT_SYMBOL(rtw_regd_get); 502 503 struct rtw_regd_alternative_t { 504 bool set; 505 u8 alt; 506 }; 507 508 #define DECL_REGD_ALT(_regd, _regd_alt) \ 509 [(_regd)] = {.set = true, .alt = (_regd_alt)} 510 511 static const struct rtw_regd_alternative_t 512 rtw_regd_alt[RTW_REGD_MAX] = { 513 DECL_REGD_ALT(RTW_REGD_IC, RTW_REGD_FCC), 514 DECL_REGD_ALT(RTW_REGD_KCC, RTW_REGD_ETSI), 515 DECL_REGD_ALT(RTW_REGD_ACMA, RTW_REGD_ETSI), 516 DECL_REGD_ALT(RTW_REGD_CHILE, RTW_REGD_FCC), 517 DECL_REGD_ALT(RTW_REGD_UKRAINE, RTW_REGD_ETSI), 518 DECL_REGD_ALT(RTW_REGD_MEXICO, RTW_REGD_FCC), 519 DECL_REGD_ALT(RTW_REGD_CN, RTW_REGD_ETSI), 520 }; 521 522 bool rtw_regd_has_alt(u8 regd, u8 *regd_alt) 523 { 524 if (!rtw_regd_alt[regd].set) 525 return false; 526 527 *regd_alt = rtw_regd_alt[regd].alt; 528 return true; 529 }
Cache object: e6ac7567ba4e4bcedcbcb961dfc1de45
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