Back to home page

OSCL-LXR
 
 

     

0001 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
0002 /* Copyright(c) 2018-2019  Realtek Corporation
0003  */
0004 
0005 #include "main.h"
0006 #include "regd.h"
0007 #include "debug.h"
0008 #include "phy.h"
0009 
0010 #define COUNTRY_REGD_ENT(_alpha2, _regd_2g, _regd_5g) \
0011     {.alpha2 = (_alpha2), \
0012      .txpwr_regd_2g = (_regd_2g), \
0013      .txpwr_regd_5g = (_regd_5g), \
0014     }
0015 
0016 #define rtw_dbg_regd_dump(_dev, _msg, _args...)         \
0017 do {                                \
0018     struct rtw_dev *__d = (_dev);               \
0019     const struct rtw_regd *__r =  &__d->regd;       \
0020     rtw_dbg(__d, RTW_DBG_REGD, _msg             \
0021         "apply alpha2 %c%c, regd {%d, %d}, dfs_region %d\n",\
0022         ##_args,                    \
0023         __r->regulatory->alpha2[0],         \
0024         __r->regulatory->alpha2[1],         \
0025         __r->regulatory->txpwr_regd_2g,         \
0026         __r->regulatory->txpwr_regd_5g,         \
0027         __r->dfs_region);               \
0028 } while (0)
0029 
0030 /* If country code is not correctly defined in efuse,
0031  * use worldwide country code and txpwr regd.
0032  */
0033 static const struct rtw_regulatory rtw_reg_ww =
0034     COUNTRY_REGD_ENT("00", RTW_REGD_WW, RTW_REGD_WW);
0035 
0036 static const struct rtw_regulatory rtw_reg_map[] = {
0037     COUNTRY_REGD_ENT("AD", RTW_REGD_ETSI, RTW_REGD_ETSI),
0038     COUNTRY_REGD_ENT("AE", RTW_REGD_ETSI, RTW_REGD_ETSI),
0039     COUNTRY_REGD_ENT("AF", RTW_REGD_ETSI, RTW_REGD_ETSI),
0040     COUNTRY_REGD_ENT("AG", RTW_REGD_FCC, RTW_REGD_FCC),
0041     COUNTRY_REGD_ENT("AI", RTW_REGD_ETSI, RTW_REGD_ETSI),
0042     COUNTRY_REGD_ENT("AL", RTW_REGD_ETSI, RTW_REGD_ETSI),
0043     COUNTRY_REGD_ENT("AM", RTW_REGD_ETSI, RTW_REGD_ETSI),
0044     COUNTRY_REGD_ENT("AN", RTW_REGD_FCC, RTW_REGD_FCC),
0045     COUNTRY_REGD_ENT("AO", RTW_REGD_ETSI, RTW_REGD_ETSI),
0046     COUNTRY_REGD_ENT("AQ", RTW_REGD_ETSI, RTW_REGD_ETSI),
0047     COUNTRY_REGD_ENT("AR", RTW_REGD_MEXICO, RTW_REGD_MEXICO),
0048     COUNTRY_REGD_ENT("AS", RTW_REGD_FCC, RTW_REGD_FCC),
0049     COUNTRY_REGD_ENT("AT", RTW_REGD_ETSI, RTW_REGD_ETSI),
0050     COUNTRY_REGD_ENT("AU", RTW_REGD_ACMA, RTW_REGD_ACMA),
0051     COUNTRY_REGD_ENT("AW", RTW_REGD_FCC, RTW_REGD_FCC),
0052     COUNTRY_REGD_ENT("AZ", RTW_REGD_ETSI, RTW_REGD_ETSI),
0053     COUNTRY_REGD_ENT("BA", RTW_REGD_ETSI, RTW_REGD_ETSI),
0054     COUNTRY_REGD_ENT("BB", RTW_REGD_FCC, RTW_REGD_FCC),
0055     COUNTRY_REGD_ENT("BD", RTW_REGD_ETSI, RTW_REGD_ETSI),
0056     COUNTRY_REGD_ENT("BE", RTW_REGD_ETSI, RTW_REGD_ETSI),
0057     COUNTRY_REGD_ENT("BF", RTW_REGD_ETSI, RTW_REGD_ETSI),
0058     COUNTRY_REGD_ENT("BG", RTW_REGD_ETSI, RTW_REGD_ETSI),
0059     COUNTRY_REGD_ENT("BH", RTW_REGD_ETSI, RTW_REGD_ETSI),
0060     COUNTRY_REGD_ENT("BI", RTW_REGD_ETSI, RTW_REGD_ETSI),
0061     COUNTRY_REGD_ENT("BJ", RTW_REGD_ETSI, RTW_REGD_ETSI),
0062     COUNTRY_REGD_ENT("BM", RTW_REGD_FCC, RTW_REGD_FCC),
0063     COUNTRY_REGD_ENT("BN", RTW_REGD_ETSI, RTW_REGD_ETSI),
0064     COUNTRY_REGD_ENT("BO", RTW_REGD_FCC, RTW_REGD_FCC),
0065     COUNTRY_REGD_ENT("BR", RTW_REGD_FCC, RTW_REGD_FCC),
0066     COUNTRY_REGD_ENT("BS", RTW_REGD_FCC, RTW_REGD_FCC),
0067     COUNTRY_REGD_ENT("BT", RTW_REGD_ETSI, RTW_REGD_ETSI),
0068     COUNTRY_REGD_ENT("BV", RTW_REGD_ETSI, RTW_REGD_ETSI),
0069     COUNTRY_REGD_ENT("BW", RTW_REGD_ETSI, RTW_REGD_ETSI),
0070     COUNTRY_REGD_ENT("BY", RTW_REGD_ETSI, RTW_REGD_ETSI),
0071     COUNTRY_REGD_ENT("BZ", RTW_REGD_FCC, RTW_REGD_FCC),
0072     COUNTRY_REGD_ENT("CA", RTW_REGD_IC, RTW_REGD_IC),
0073     COUNTRY_REGD_ENT("CC", RTW_REGD_ETSI, RTW_REGD_ETSI),
0074     COUNTRY_REGD_ENT("CD", RTW_REGD_ETSI, RTW_REGD_ETSI),
0075     COUNTRY_REGD_ENT("CF", RTW_REGD_ETSI, RTW_REGD_ETSI),
0076     COUNTRY_REGD_ENT("CG", RTW_REGD_ETSI, RTW_REGD_ETSI),
0077     COUNTRY_REGD_ENT("CH", RTW_REGD_ETSI, RTW_REGD_ETSI),
0078     COUNTRY_REGD_ENT("CI", RTW_REGD_ETSI, RTW_REGD_ETSI),
0079     COUNTRY_REGD_ENT("CK", RTW_REGD_ETSI, RTW_REGD_ETSI),
0080     COUNTRY_REGD_ENT("CL", RTW_REGD_FCC, RTW_REGD_FCC),
0081     COUNTRY_REGD_ENT("CM", RTW_REGD_ETSI, RTW_REGD_ETSI),
0082     COUNTRY_REGD_ENT("CN", RTW_REGD_ETSI, RTW_REGD_ETSI),
0083     COUNTRY_REGD_ENT("CO", RTW_REGD_FCC, RTW_REGD_FCC),
0084     COUNTRY_REGD_ENT("CR", RTW_REGD_FCC, RTW_REGD_FCC),
0085     COUNTRY_REGD_ENT("CV", RTW_REGD_ETSI, RTW_REGD_ETSI),
0086     COUNTRY_REGD_ENT("CX", RTW_REGD_ACMA, RTW_REGD_ACMA),
0087     COUNTRY_REGD_ENT("CY", RTW_REGD_ETSI, RTW_REGD_ETSI),
0088     COUNTRY_REGD_ENT("CZ", RTW_REGD_ETSI, RTW_REGD_ETSI),
0089     COUNTRY_REGD_ENT("DE", RTW_REGD_ETSI, RTW_REGD_ETSI),
0090     COUNTRY_REGD_ENT("DJ", RTW_REGD_ETSI, RTW_REGD_ETSI),
0091     COUNTRY_REGD_ENT("DK", RTW_REGD_ETSI, RTW_REGD_ETSI),
0092     COUNTRY_REGD_ENT("DM", RTW_REGD_FCC, RTW_REGD_FCC),
0093     COUNTRY_REGD_ENT("DO", RTW_REGD_FCC, RTW_REGD_FCC),
0094     COUNTRY_REGD_ENT("DZ", RTW_REGD_ETSI, RTW_REGD_ETSI),
0095     COUNTRY_REGD_ENT("EC", RTW_REGD_FCC, RTW_REGD_FCC),
0096     COUNTRY_REGD_ENT("EE", RTW_REGD_ETSI, RTW_REGD_ETSI),
0097     COUNTRY_REGD_ENT("EG", RTW_REGD_ETSI, RTW_REGD_ETSI),
0098     COUNTRY_REGD_ENT("EH", RTW_REGD_ETSI, RTW_REGD_ETSI),
0099     COUNTRY_REGD_ENT("ER", RTW_REGD_ETSI, RTW_REGD_ETSI),
0100     COUNTRY_REGD_ENT("ES", RTW_REGD_ETSI, RTW_REGD_ETSI),
0101     COUNTRY_REGD_ENT("ET", RTW_REGD_ETSI, RTW_REGD_ETSI),
0102     COUNTRY_REGD_ENT("FI", RTW_REGD_ETSI, RTW_REGD_ETSI),
0103     COUNTRY_REGD_ENT("FJ", RTW_REGD_FCC, RTW_REGD_FCC),
0104     COUNTRY_REGD_ENT("FK", RTW_REGD_ETSI, RTW_REGD_ETSI),
0105     COUNTRY_REGD_ENT("FM", RTW_REGD_FCC, RTW_REGD_FCC),
0106     COUNTRY_REGD_ENT("FO", RTW_REGD_ETSI, RTW_REGD_ETSI),
0107     COUNTRY_REGD_ENT("FR", RTW_REGD_ETSI, RTW_REGD_ETSI),
0108     COUNTRY_REGD_ENT("GA", RTW_REGD_ETSI, RTW_REGD_ETSI),
0109     COUNTRY_REGD_ENT("GB", RTW_REGD_ETSI, RTW_REGD_ETSI),
0110     COUNTRY_REGD_ENT("GD", RTW_REGD_FCC, RTW_REGD_FCC),
0111     COUNTRY_REGD_ENT("GE", RTW_REGD_ETSI, RTW_REGD_ETSI),
0112     COUNTRY_REGD_ENT("GF", RTW_REGD_ETSI, RTW_REGD_ETSI),
0113     COUNTRY_REGD_ENT("GG", RTW_REGD_ETSI, RTW_REGD_ETSI),
0114     COUNTRY_REGD_ENT("GH", RTW_REGD_ETSI, RTW_REGD_ETSI),
0115     COUNTRY_REGD_ENT("GI", RTW_REGD_ETSI, RTW_REGD_ETSI),
0116     COUNTRY_REGD_ENT("GL", RTW_REGD_ETSI, RTW_REGD_ETSI),
0117     COUNTRY_REGD_ENT("GM", RTW_REGD_ETSI, RTW_REGD_ETSI),
0118     COUNTRY_REGD_ENT("GN", RTW_REGD_ETSI, RTW_REGD_ETSI),
0119     COUNTRY_REGD_ENT("GP", RTW_REGD_ETSI, RTW_REGD_ETSI),
0120     COUNTRY_REGD_ENT("GQ", RTW_REGD_ETSI, RTW_REGD_ETSI),
0121     COUNTRY_REGD_ENT("GR", RTW_REGD_ETSI, RTW_REGD_ETSI),
0122     COUNTRY_REGD_ENT("GS", RTW_REGD_ETSI, RTW_REGD_ETSI),
0123     COUNTRY_REGD_ENT("GT", RTW_REGD_FCC, RTW_REGD_FCC),
0124     COUNTRY_REGD_ENT("GU", RTW_REGD_FCC, RTW_REGD_FCC),
0125     COUNTRY_REGD_ENT("GW", RTW_REGD_ETSI, RTW_REGD_ETSI),
0126     COUNTRY_REGD_ENT("GY", RTW_REGD_FCC, RTW_REGD_FCC),
0127     COUNTRY_REGD_ENT("HK", RTW_REGD_ETSI, RTW_REGD_ETSI),
0128     COUNTRY_REGD_ENT("HM", RTW_REGD_ACMA, RTW_REGD_ACMA),
0129     COUNTRY_REGD_ENT("HN", RTW_REGD_FCC, RTW_REGD_FCC),
0130     COUNTRY_REGD_ENT("HR", RTW_REGD_ETSI, RTW_REGD_ETSI),
0131     COUNTRY_REGD_ENT("HT", RTW_REGD_FCC, RTW_REGD_FCC),
0132     COUNTRY_REGD_ENT("HU", RTW_REGD_ETSI, RTW_REGD_ETSI),
0133     COUNTRY_REGD_ENT("ID", RTW_REGD_ETSI, RTW_REGD_ETSI),
0134     COUNTRY_REGD_ENT("IE", RTW_REGD_ETSI, RTW_REGD_ETSI),
0135     COUNTRY_REGD_ENT("IL", RTW_REGD_ETSI, RTW_REGD_ETSI),
0136     COUNTRY_REGD_ENT("IM", RTW_REGD_ETSI, RTW_REGD_ETSI),
0137     COUNTRY_REGD_ENT("IN", RTW_REGD_ETSI, RTW_REGD_ETSI),
0138     COUNTRY_REGD_ENT("IO", RTW_REGD_ETSI, RTW_REGD_ETSI),
0139     COUNTRY_REGD_ENT("IQ", RTW_REGD_ETSI, RTW_REGD_ETSI),
0140     COUNTRY_REGD_ENT("IR", RTW_REGD_ETSI, RTW_REGD_ETSI),
0141     COUNTRY_REGD_ENT("IS", RTW_REGD_ETSI, RTW_REGD_ETSI),
0142     COUNTRY_REGD_ENT("IT", RTW_REGD_ETSI, RTW_REGD_ETSI),
0143     COUNTRY_REGD_ENT("JE", RTW_REGD_ETSI, RTW_REGD_ETSI),
0144     COUNTRY_REGD_ENT("JM", RTW_REGD_FCC, RTW_REGD_FCC),
0145     COUNTRY_REGD_ENT("JO", RTW_REGD_ETSI, RTW_REGD_ETSI),
0146     COUNTRY_REGD_ENT("JP", RTW_REGD_MKK, RTW_REGD_MKK),
0147     COUNTRY_REGD_ENT("KE", RTW_REGD_ETSI, RTW_REGD_ETSI),
0148     COUNTRY_REGD_ENT("KG", RTW_REGD_ETSI, RTW_REGD_ETSI),
0149     COUNTRY_REGD_ENT("KH", RTW_REGD_ETSI, RTW_REGD_ETSI),
0150     COUNTRY_REGD_ENT("KI", RTW_REGD_ETSI, RTW_REGD_ETSI),
0151     COUNTRY_REGD_ENT("KM", RTW_REGD_ETSI, RTW_REGD_ETSI),
0152     COUNTRY_REGD_ENT("KN", RTW_REGD_FCC, RTW_REGD_FCC),
0153     COUNTRY_REGD_ENT("KR", RTW_REGD_KCC, RTW_REGD_KCC),
0154     COUNTRY_REGD_ENT("KW", RTW_REGD_ETSI, RTW_REGD_ETSI),
0155     COUNTRY_REGD_ENT("KY", RTW_REGD_FCC, RTW_REGD_FCC),
0156     COUNTRY_REGD_ENT("KZ", RTW_REGD_ETSI, RTW_REGD_ETSI),
0157     COUNTRY_REGD_ENT("LA", RTW_REGD_ETSI, RTW_REGD_ETSI),
0158     COUNTRY_REGD_ENT("LB", RTW_REGD_ETSI, RTW_REGD_ETSI),
0159     COUNTRY_REGD_ENT("LC", RTW_REGD_FCC, RTW_REGD_FCC),
0160     COUNTRY_REGD_ENT("LI", RTW_REGD_ETSI, RTW_REGD_ETSI),
0161     COUNTRY_REGD_ENT("LK", RTW_REGD_ETSI, RTW_REGD_ETSI),
0162     COUNTRY_REGD_ENT("LR", RTW_REGD_ETSI, RTW_REGD_ETSI),
0163     COUNTRY_REGD_ENT("LS", RTW_REGD_ETSI, RTW_REGD_ETSI),
0164     COUNTRY_REGD_ENT("LT", RTW_REGD_ETSI, RTW_REGD_ETSI),
0165     COUNTRY_REGD_ENT("LU", RTW_REGD_ETSI, RTW_REGD_ETSI),
0166     COUNTRY_REGD_ENT("LV", RTW_REGD_ETSI, RTW_REGD_ETSI),
0167     COUNTRY_REGD_ENT("LY", RTW_REGD_ETSI, RTW_REGD_ETSI),
0168     COUNTRY_REGD_ENT("MA", RTW_REGD_ETSI, RTW_REGD_ETSI),
0169     COUNTRY_REGD_ENT("MC", RTW_REGD_ETSI, RTW_REGD_ETSI),
0170     COUNTRY_REGD_ENT("MD", RTW_REGD_ETSI, RTW_REGD_ETSI),
0171     COUNTRY_REGD_ENT("ME", RTW_REGD_ETSI, RTW_REGD_ETSI),
0172     COUNTRY_REGD_ENT("MF", RTW_REGD_FCC, RTW_REGD_FCC),
0173     COUNTRY_REGD_ENT("MG", RTW_REGD_ETSI, RTW_REGD_ETSI),
0174     COUNTRY_REGD_ENT("MH", RTW_REGD_FCC, RTW_REGD_FCC),
0175     COUNTRY_REGD_ENT("MK", RTW_REGD_ETSI, RTW_REGD_ETSI),
0176     COUNTRY_REGD_ENT("ML", RTW_REGD_ETSI, RTW_REGD_ETSI),
0177     COUNTRY_REGD_ENT("MM", RTW_REGD_ETSI, RTW_REGD_ETSI),
0178     COUNTRY_REGD_ENT("MN", RTW_REGD_ETSI, RTW_REGD_ETSI),
0179     COUNTRY_REGD_ENT("MO", RTW_REGD_ETSI, RTW_REGD_ETSI),
0180     COUNTRY_REGD_ENT("MP", RTW_REGD_FCC, RTW_REGD_FCC),
0181     COUNTRY_REGD_ENT("MQ", RTW_REGD_ETSI, RTW_REGD_ETSI),
0182     COUNTRY_REGD_ENT("MR", RTW_REGD_ETSI, RTW_REGD_ETSI),
0183     COUNTRY_REGD_ENT("MS", RTW_REGD_ETSI, RTW_REGD_ETSI),
0184     COUNTRY_REGD_ENT("MT", RTW_REGD_ETSI, RTW_REGD_ETSI),
0185     COUNTRY_REGD_ENT("MU", RTW_REGD_ETSI, RTW_REGD_ETSI),
0186     COUNTRY_REGD_ENT("MV", RTW_REGD_ETSI, RTW_REGD_ETSI),
0187     COUNTRY_REGD_ENT("MW", RTW_REGD_ETSI, RTW_REGD_ETSI),
0188     COUNTRY_REGD_ENT("MX", RTW_REGD_MEXICO, RTW_REGD_MEXICO),
0189     COUNTRY_REGD_ENT("MY", RTW_REGD_ETSI, RTW_REGD_ETSI),
0190     COUNTRY_REGD_ENT("MZ", RTW_REGD_ETSI, RTW_REGD_ETSI),
0191     COUNTRY_REGD_ENT("NA", RTW_REGD_ETSI, RTW_REGD_ETSI),
0192     COUNTRY_REGD_ENT("NC", RTW_REGD_ETSI, RTW_REGD_ETSI),
0193     COUNTRY_REGD_ENT("NE", RTW_REGD_ETSI, RTW_REGD_ETSI),
0194     COUNTRY_REGD_ENT("NF", RTW_REGD_ACMA, RTW_REGD_ACMA),
0195     COUNTRY_REGD_ENT("NG", RTW_REGD_ETSI, RTW_REGD_ETSI),
0196     COUNTRY_REGD_ENT("NI", RTW_REGD_FCC, RTW_REGD_FCC),
0197     COUNTRY_REGD_ENT("NL", RTW_REGD_ETSI, RTW_REGD_ETSI),
0198     COUNTRY_REGD_ENT("NO", RTW_REGD_ETSI, RTW_REGD_ETSI),
0199     COUNTRY_REGD_ENT("NP", RTW_REGD_ETSI, RTW_REGD_ETSI),
0200     COUNTRY_REGD_ENT("NR", RTW_REGD_ETSI, RTW_REGD_ETSI),
0201     COUNTRY_REGD_ENT("NU", RTW_REGD_ACMA, RTW_REGD_ACMA),
0202     COUNTRY_REGD_ENT("NZ", RTW_REGD_ACMA, RTW_REGD_ACMA),
0203     COUNTRY_REGD_ENT("OM", RTW_REGD_ETSI, RTW_REGD_ETSI),
0204     COUNTRY_REGD_ENT("PA", RTW_REGD_FCC, RTW_REGD_FCC),
0205     COUNTRY_REGD_ENT("PE", RTW_REGD_FCC, RTW_REGD_FCC),
0206     COUNTRY_REGD_ENT("PF", RTW_REGD_ETSI, RTW_REGD_ETSI),
0207     COUNTRY_REGD_ENT("PG", RTW_REGD_ETSI, RTW_REGD_ETSI),
0208     COUNTRY_REGD_ENT("PH", RTW_REGD_ETSI, RTW_REGD_ETSI),
0209     COUNTRY_REGD_ENT("PK", RTW_REGD_ETSI, RTW_REGD_ETSI),
0210     COUNTRY_REGD_ENT("PL", RTW_REGD_ETSI, RTW_REGD_ETSI),
0211     COUNTRY_REGD_ENT("PM", RTW_REGD_ETSI, RTW_REGD_ETSI),
0212     COUNTRY_REGD_ENT("PR", RTW_REGD_FCC, RTW_REGD_FCC),
0213     COUNTRY_REGD_ENT("PS", RTW_REGD_ETSI, RTW_REGD_ETSI),
0214     COUNTRY_REGD_ENT("PT", RTW_REGD_ETSI, RTW_REGD_ETSI),
0215     COUNTRY_REGD_ENT("PW", RTW_REGD_FCC, RTW_REGD_FCC),
0216     COUNTRY_REGD_ENT("PY", RTW_REGD_FCC, RTW_REGD_FCC),
0217     COUNTRY_REGD_ENT("QA", RTW_REGD_ETSI, RTW_REGD_ETSI),
0218     COUNTRY_REGD_ENT("RE", RTW_REGD_ETSI, RTW_REGD_ETSI),
0219     COUNTRY_REGD_ENT("RO", RTW_REGD_ETSI, RTW_REGD_ETSI),
0220     COUNTRY_REGD_ENT("RS", RTW_REGD_ETSI, RTW_REGD_ETSI),
0221     COUNTRY_REGD_ENT("RU", RTW_REGD_ETSI, RTW_REGD_ETSI),
0222     COUNTRY_REGD_ENT("RW", RTW_REGD_ETSI, RTW_REGD_ETSI),
0223     COUNTRY_REGD_ENT("SA", RTW_REGD_ETSI, RTW_REGD_ETSI),
0224     COUNTRY_REGD_ENT("SB", RTW_REGD_ETSI, RTW_REGD_ETSI),
0225     COUNTRY_REGD_ENT("SC", RTW_REGD_FCC, RTW_REGD_FCC),
0226     COUNTRY_REGD_ENT("SE", RTW_REGD_ETSI, RTW_REGD_ETSI),
0227     COUNTRY_REGD_ENT("SG", RTW_REGD_ETSI, RTW_REGD_ETSI),
0228     COUNTRY_REGD_ENT("SH", RTW_REGD_ETSI, RTW_REGD_ETSI),
0229     COUNTRY_REGD_ENT("SI", RTW_REGD_ETSI, RTW_REGD_ETSI),
0230     COUNTRY_REGD_ENT("SJ", RTW_REGD_ETSI, RTW_REGD_ETSI),
0231     COUNTRY_REGD_ENT("SK", RTW_REGD_ETSI, RTW_REGD_ETSI),
0232     COUNTRY_REGD_ENT("SL", RTW_REGD_ETSI, RTW_REGD_ETSI),
0233     COUNTRY_REGD_ENT("SM", RTW_REGD_ETSI, RTW_REGD_ETSI),
0234     COUNTRY_REGD_ENT("SN", RTW_REGD_ETSI, RTW_REGD_ETSI),
0235     COUNTRY_REGD_ENT("SO", RTW_REGD_ETSI, RTW_REGD_ETSI),
0236     COUNTRY_REGD_ENT("SR", RTW_REGD_FCC, RTW_REGD_FCC),
0237     COUNTRY_REGD_ENT("ST", RTW_REGD_FCC, RTW_REGD_FCC),
0238     COUNTRY_REGD_ENT("SV", RTW_REGD_FCC, RTW_REGD_FCC),
0239     COUNTRY_REGD_ENT("SX", RTW_REGD_FCC, RTW_REGD_FCC),
0240     COUNTRY_REGD_ENT("SZ", RTW_REGD_ETSI, RTW_REGD_ETSI),
0241     COUNTRY_REGD_ENT("TC", RTW_REGD_ETSI, RTW_REGD_ETSI),
0242     COUNTRY_REGD_ENT("TD", RTW_REGD_ETSI, RTW_REGD_ETSI),
0243     COUNTRY_REGD_ENT("TF", RTW_REGD_ETSI, RTW_REGD_ETSI),
0244     COUNTRY_REGD_ENT("TG", RTW_REGD_ETSI, RTW_REGD_ETSI),
0245     COUNTRY_REGD_ENT("TH", RTW_REGD_ETSI, RTW_REGD_ETSI),
0246     COUNTRY_REGD_ENT("TJ", RTW_REGD_ETSI, RTW_REGD_ETSI),
0247     COUNTRY_REGD_ENT("TK", RTW_REGD_ACMA, RTW_REGD_ACMA),
0248     COUNTRY_REGD_ENT("TM", RTW_REGD_ETSI, RTW_REGD_ETSI),
0249     COUNTRY_REGD_ENT("TN", RTW_REGD_ETSI, RTW_REGD_ETSI),
0250     COUNTRY_REGD_ENT("TO", RTW_REGD_ETSI, RTW_REGD_ETSI),
0251     COUNTRY_REGD_ENT("TR", RTW_REGD_ETSI, RTW_REGD_ETSI),
0252     COUNTRY_REGD_ENT("TT", RTW_REGD_FCC, RTW_REGD_FCC),
0253     COUNTRY_REGD_ENT("TV", RTW_REGD_ETSI, RTW_REGD_WW),
0254     COUNTRY_REGD_ENT("TW", RTW_REGD_FCC, RTW_REGD_FCC),
0255     COUNTRY_REGD_ENT("TZ", RTW_REGD_ETSI, RTW_REGD_ETSI),
0256     COUNTRY_REGD_ENT("UA", RTW_REGD_ETSI, RTW_REGD_ETSI),
0257     COUNTRY_REGD_ENT("UG", RTW_REGD_ETSI, RTW_REGD_ETSI),
0258     COUNTRY_REGD_ENT("US", RTW_REGD_FCC, RTW_REGD_FCC),
0259     COUNTRY_REGD_ENT("UY", RTW_REGD_FCC, RTW_REGD_FCC),
0260     COUNTRY_REGD_ENT("UZ", RTW_REGD_ETSI, RTW_REGD_ETSI),
0261     COUNTRY_REGD_ENT("VA", RTW_REGD_ETSI, RTW_REGD_ETSI),
0262     COUNTRY_REGD_ENT("VC", RTW_REGD_FCC, RTW_REGD_FCC),
0263     COUNTRY_REGD_ENT("VE", RTW_REGD_FCC, RTW_REGD_FCC),
0264     COUNTRY_REGD_ENT("VG", RTW_REGD_FCC, RTW_REGD_FCC),
0265     COUNTRY_REGD_ENT("VI", RTW_REGD_FCC, RTW_REGD_FCC),
0266     COUNTRY_REGD_ENT("VN", RTW_REGD_ETSI, RTW_REGD_ETSI),
0267     COUNTRY_REGD_ENT("VU", RTW_REGD_ETSI, RTW_REGD_ETSI),
0268     COUNTRY_REGD_ENT("WF", RTW_REGD_ETSI, RTW_REGD_ETSI),
0269     COUNTRY_REGD_ENT("WS", RTW_REGD_FCC, RTW_REGD_FCC),
0270     COUNTRY_REGD_ENT("XK", RTW_REGD_ETSI, RTW_REGD_ETSI),
0271     COUNTRY_REGD_ENT("YE", RTW_REGD_ETSI, RTW_REGD_ETSI),
0272     COUNTRY_REGD_ENT("YT", RTW_REGD_ETSI, RTW_REGD_ETSI),
0273     COUNTRY_REGD_ENT("ZA", RTW_REGD_ETSI, RTW_REGD_ETSI),
0274     COUNTRY_REGD_ENT("ZM", RTW_REGD_ETSI, RTW_REGD_ETSI),
0275     COUNTRY_REGD_ENT("ZW", RTW_REGD_ETSI, RTW_REGD_ETSI),
0276 };
0277 
0278 static void rtw_regd_apply_hw_cap_flags(struct wiphy *wiphy)
0279 {
0280     struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy);
0281     struct ieee80211_supported_band *sband;
0282     struct ieee80211_channel *ch;
0283     struct rtw_dev *rtwdev = hw->priv;
0284     struct rtw_efuse *efuse = &rtwdev->efuse;
0285     int i;
0286 
0287     if (efuse->hw_cap.bw & BIT(RTW_CHANNEL_WIDTH_80))
0288         return;
0289 
0290     sband = wiphy->bands[NL80211_BAND_2GHZ];
0291     if (!sband)
0292         goto out_5g;
0293 
0294     for (i = 0; i < sband->n_channels; i++) {
0295         ch = &sband->channels[i];
0296         ch->flags |= IEEE80211_CHAN_NO_80MHZ;
0297     }
0298 
0299 out_5g:
0300     sband = wiphy->bands[NL80211_BAND_5GHZ];
0301     if (!sband)
0302         return;
0303 
0304     for (i = 0; i < sband->n_channels; i++) {
0305         ch = &sband->channels[i];
0306         ch->flags |= IEEE80211_CHAN_NO_80MHZ;
0307     }
0308 }
0309 
0310 static bool rtw_reg_is_ww(const struct rtw_regulatory *reg)
0311 {
0312     return reg == &rtw_reg_ww;
0313 }
0314 
0315 static bool rtw_reg_match(const struct rtw_regulatory *reg, const char *alpha2)
0316 {
0317     return memcmp(reg->alpha2, alpha2, 2) == 0;
0318 }
0319 
0320 static const struct rtw_regulatory *rtw_reg_find_by_name(const char *alpha2)
0321 {
0322     unsigned int i;
0323 
0324     for (i = 0; i < ARRAY_SIZE(rtw_reg_map); i++) {
0325         if (rtw_reg_match(&rtw_reg_map[i], alpha2))
0326             return &rtw_reg_map[i];
0327     }
0328 
0329     return &rtw_reg_ww;
0330 }
0331 
0332 static
0333 void rtw_regd_notifier(struct wiphy *wiphy, struct regulatory_request *request);
0334 
0335 /* call this before ieee80211_register_hw() */
0336 int rtw_regd_init(struct rtw_dev *rtwdev)
0337 {
0338     struct wiphy *wiphy = rtwdev->hw->wiphy;
0339     const struct rtw_regulatory *chip_reg;
0340 
0341     if (!wiphy)
0342         return -EINVAL;
0343 
0344     wiphy->reg_notifier = rtw_regd_notifier;
0345 
0346     chip_reg = rtw_reg_find_by_name(rtwdev->efuse.country_code);
0347     if (!rtw_reg_is_ww(chip_reg)) {
0348         rtwdev->regd.state = RTW_REGD_STATE_PROGRAMMED;
0349 
0350         /* Set REGULATORY_STRICT_REG before ieee80211_register_hw(),
0351          * stack will wait for regulatory_hint() and consider it
0352          * as the superset for our regulatory rule.
0353          */
0354         wiphy->regulatory_flags |= REGULATORY_STRICT_REG;
0355         wiphy->regulatory_flags |= REGULATORY_COUNTRY_IE_IGNORE;
0356     } else {
0357         rtwdev->regd.state = RTW_REGD_STATE_WORLDWIDE;
0358     }
0359 
0360     rtwdev->regd.regulatory = &rtw_reg_ww;
0361     rtwdev->regd.dfs_region = NL80211_DFS_UNSET;
0362     rtw_dbg_regd_dump(rtwdev, "regd init state %d: ", rtwdev->regd.state);
0363 
0364     rtw_regd_apply_hw_cap_flags(wiphy);
0365     return 0;
0366 }
0367 
0368 /* call this after ieee80211_register_hw() */
0369 int rtw_regd_hint(struct rtw_dev *rtwdev)
0370 {
0371     struct wiphy *wiphy = rtwdev->hw->wiphy;
0372     int ret;
0373 
0374     if (!wiphy)
0375         return -EINVAL;
0376 
0377     if (rtwdev->regd.state == RTW_REGD_STATE_PROGRAMMED) {
0378         rtw_dbg(rtwdev, RTW_DBG_REGD,
0379             "country domain %c%c is PGed on efuse",
0380             rtwdev->efuse.country_code[0],
0381             rtwdev->efuse.country_code[1]);
0382 
0383         ret = regulatory_hint(wiphy, rtwdev->efuse.country_code);
0384         if (ret) {
0385             rtw_warn(rtwdev,
0386                  "failed to hint regulatory: %d\n", ret);
0387             return ret;
0388         }
0389     }
0390 
0391     return 0;
0392 }
0393 
0394 static bool rtw_regd_mgmt_worldwide(struct rtw_dev *rtwdev,
0395                     struct rtw_regd *next_regd,
0396                     struct regulatory_request *request)
0397 {
0398     struct wiphy *wiphy = rtwdev->hw->wiphy;
0399 
0400     next_regd->state = RTW_REGD_STATE_WORLDWIDE;
0401 
0402     if (request->initiator == NL80211_REGDOM_SET_BY_USER &&
0403         !rtw_reg_is_ww(next_regd->regulatory)) {
0404         next_regd->state = RTW_REGD_STATE_SETTING;
0405         wiphy->regulatory_flags |= REGULATORY_COUNTRY_IE_IGNORE;
0406     }
0407 
0408     return true;
0409 }
0410 
0411 static bool rtw_regd_mgmt_programmed(struct rtw_dev *rtwdev,
0412                      struct rtw_regd *next_regd,
0413                      struct regulatory_request *request)
0414 {
0415     if (request->initiator == NL80211_REGDOM_SET_BY_DRIVER &&
0416         rtw_reg_match(next_regd->regulatory, rtwdev->efuse.country_code)) {
0417         next_regd->state = RTW_REGD_STATE_PROGRAMMED;
0418         return true;
0419     }
0420 
0421     return false;
0422 }
0423 
0424 static bool rtw_regd_mgmt_setting(struct rtw_dev *rtwdev,
0425                   struct rtw_regd *next_regd,
0426                   struct regulatory_request *request)
0427 {
0428     struct wiphy *wiphy = rtwdev->hw->wiphy;
0429 
0430     if (request->initiator != NL80211_REGDOM_SET_BY_USER)
0431         return false;
0432 
0433     next_regd->state = RTW_REGD_STATE_SETTING;
0434 
0435     if (rtw_reg_is_ww(next_regd->regulatory)) {
0436         next_regd->state = RTW_REGD_STATE_WORLDWIDE;
0437         wiphy->regulatory_flags &= ~REGULATORY_COUNTRY_IE_IGNORE;
0438     }
0439 
0440     return true;
0441 }
0442 
0443 static bool (*const rtw_regd_handler[RTW_REGD_STATE_NR])
0444     (struct rtw_dev *, struct rtw_regd *, struct regulatory_request *) = {
0445     [RTW_REGD_STATE_WORLDWIDE] = rtw_regd_mgmt_worldwide,
0446     [RTW_REGD_STATE_PROGRAMMED] = rtw_regd_mgmt_programmed,
0447     [RTW_REGD_STATE_SETTING] = rtw_regd_mgmt_setting,
0448 };
0449 
0450 static bool rtw_regd_state_hdl(struct rtw_dev *rtwdev,
0451                    struct rtw_regd *next_regd,
0452                    struct regulatory_request *request)
0453 {
0454     next_regd->regulatory = rtw_reg_find_by_name(request->alpha2);
0455     next_regd->dfs_region = request->dfs_region;
0456     return rtw_regd_handler[rtwdev->regd.state](rtwdev, next_regd, request);
0457 }
0458 
0459 static
0460 void rtw_regd_notifier(struct wiphy *wiphy, struct regulatory_request *request)
0461 {
0462     struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy);
0463     struct rtw_dev *rtwdev = hw->priv;
0464     struct rtw_hal *hal = &rtwdev->hal;
0465     struct rtw_regd next_regd = {0};
0466     bool hdl;
0467 
0468     hdl = rtw_regd_state_hdl(rtwdev, &next_regd, request);
0469     if (!hdl) {
0470         rtw_dbg(rtwdev, RTW_DBG_REGD,
0471             "regd state %d: ignore request %c%c of initiator %d\n",
0472             rtwdev->regd.state,
0473             request->alpha2[0],
0474             request->alpha2[1],
0475             request->initiator);
0476         return;
0477     }
0478 
0479     rtw_dbg(rtwdev, RTW_DBG_REGD, "regd state: %d -> %d\n",
0480         rtwdev->regd.state, next_regd.state);
0481 
0482     rtwdev->regd = next_regd;
0483     rtw_dbg_regd_dump(rtwdev, "get alpha2 %c%c from initiator %d: ",
0484               request->alpha2[0],
0485               request->alpha2[1],
0486               request->initiator);
0487 
0488     rtw_phy_adaptivity_set_mode(rtwdev);
0489     rtw_phy_set_tx_power_level(rtwdev, hal->current_channel);
0490 }
0491 
0492 u8 rtw_regd_get(struct rtw_dev *rtwdev)
0493 {
0494     struct rtw_hal *hal = &rtwdev->hal;
0495     u8 band = hal->current_band_type;
0496 
0497     return band == RTW_BAND_2G ?
0498            rtwdev->regd.regulatory->txpwr_regd_2g :
0499            rtwdev->regd.regulatory->txpwr_regd_5g;
0500 }
0501 EXPORT_SYMBOL(rtw_regd_get);
0502 
0503 struct rtw_regd_alternative_t {
0504     bool set;
0505     u8 alt;
0506 };
0507 
0508 #define DECL_REGD_ALT(_regd, _regd_alt) \
0509     [(_regd)] = {.set = true, .alt = (_regd_alt)}
0510 
0511 static const struct rtw_regd_alternative_t
0512 rtw_regd_alt[RTW_REGD_MAX] = {
0513     DECL_REGD_ALT(RTW_REGD_IC, RTW_REGD_FCC),
0514     DECL_REGD_ALT(RTW_REGD_KCC, RTW_REGD_ETSI),
0515     DECL_REGD_ALT(RTW_REGD_ACMA, RTW_REGD_ETSI),
0516     DECL_REGD_ALT(RTW_REGD_CHILE, RTW_REGD_FCC),
0517     DECL_REGD_ALT(RTW_REGD_UKRAINE, RTW_REGD_ETSI),
0518     DECL_REGD_ALT(RTW_REGD_MEXICO, RTW_REGD_FCC),
0519     DECL_REGD_ALT(RTW_REGD_CN, RTW_REGD_ETSI),
0520 };
0521 
0522 bool rtw_regd_has_alt(u8 regd, u8 *regd_alt)
0523 {
0524     if (!rtw_regd_alt[regd].set)
0525         return false;
0526 
0527     *regd_alt = rtw_regd_alt[regd].alt;
0528     return true;
0529 }
[ Source navigation ] [ Diff markup ] [ Identifier search ] [ general search ]

This page was automatically generated by the 2.1.0 LXR engine.

The LXR team
Valid CSS 2.1! Valid HTML 4.01!