channel.c revision 8fe02e167efa8ed4a4503a5eedc0f49fcb7e3eb9
15b435de0d786869c95d1962121af0d7df2542009Arend van Spriel/* 25b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * Copyright (c) 2010 Broadcom Corporation 35b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * 45b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * Permission to use, copy, modify, and/or distribute this software for any 55b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * purpose with or without fee is hereby granted, provided that the above 65b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * copyright notice and this permission notice appear in all copies. 75b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * 85b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 95b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 105b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 115b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 125b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION 135b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 145b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 155b435de0d786869c95d1962121af0d7df2542009Arend van Spriel */ 165b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 175b435de0d786869c95d1962121af0d7df2542009Arend van Spriel#include <linux/types.h> 18cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee#include <net/cfg80211.h> 195b435de0d786869c95d1962121af0d7df2542009Arend van Spriel#include <net/mac80211.h> 20cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee#include <net/regulatory.h> 215b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 225b435de0d786869c95d1962121af0d7df2542009Arend van Spriel#include <defs.h> 235b435de0d786869c95d1962121af0d7df2542009Arend van Spriel#include "pub.h" 245b435de0d786869c95d1962121af0d7df2542009Arend van Spriel#include "phy/phy_hal.h" 255b435de0d786869c95d1962121af0d7df2542009Arend van Spriel#include "main.h" 265b435de0d786869c95d1962121af0d7df2542009Arend van Spriel#include "stf.h" 275b435de0d786869c95d1962121af0d7df2542009Arend van Spriel#include "channel.h" 28cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee#include "mac80211_if.h" 29b353dda485038d5033b066cc946dfcf66afae128Seth Forshee#include "debug.h" 305b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 315b435de0d786869c95d1962121af0d7df2542009Arend van Spriel/* QDB() macro takes a dB value and converts to a quarter dB value */ 325b435de0d786869c95d1962121af0d7df2542009Arend van Spriel#define QDB(n) ((n) * BRCMS_TXPWR_DB_FACTOR) 335b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 345b435de0d786869c95d1962121af0d7df2542009Arend van Spriel#define LOCALE_MIMO_IDX_bn 0 355b435de0d786869c95d1962121af0d7df2542009Arend van Spriel#define LOCALE_MIMO_IDX_11n 0 365b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 375b435de0d786869c95d1962121af0d7df2542009Arend van Spriel/* max of BAND_5G_PWR_LVLS and 14 for 2.4 GHz */ 385b435de0d786869c95d1962121af0d7df2542009Arend van Spriel#define BRCMS_MAXPWR_MIMO_TBL_SIZE 14 395b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 405b435de0d786869c95d1962121af0d7df2542009Arend van Spriel/* maxpwr mapping to 5GHz band channels: 415b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * maxpwr[0] - channels [34-48] 425b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * maxpwr[1] - channels [52-60] 435b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * maxpwr[2] - channels [62-64] 445b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * maxpwr[3] - channels [100-140] 455b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * maxpwr[4] - channels [149-165] 465b435de0d786869c95d1962121af0d7df2542009Arend van Spriel */ 475b435de0d786869c95d1962121af0d7df2542009Arend van Spriel#define BAND_5G_PWR_LVLS 5 /* 5 power levels for 5G */ 485b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 495b435de0d786869c95d1962121af0d7df2542009Arend van Spriel#define LC(id) LOCALE_MIMO_IDX_ ## id 505b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 51edc7651f3a4ffa7fca37d92401562694121512adSeth Forshee#define LOCALES(mimo2, mimo5) \ 52edc7651f3a4ffa7fca37d92401562694121512adSeth Forshee {LC(mimo2), LC(mimo5)} 535b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 545b435de0d786869c95d1962121af0d7df2542009Arend van Spriel/* macro to get 5 GHz channel group index for tx power */ 555b435de0d786869c95d1962121af0d7df2542009Arend van Spriel#define CHANNEL_POWER_IDX_5G(c) (((c) < 52) ? 0 : \ 565b435de0d786869c95d1962121af0d7df2542009Arend van Spriel (((c) < 62) ? 1 : \ 575b435de0d786869c95d1962121af0d7df2542009Arend van Spriel (((c) < 100) ? 2 : \ 585b435de0d786869c95d1962121af0d7df2542009Arend van Spriel (((c) < 149) ? 3 : 4)))) 595b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 60cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee#define BRCM_2GHZ_2412_2462 REG_RULE(2412-10, 2462+10, 40, 0, 19, 0) 61cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee#define BRCM_2GHZ_2467_2472 REG_RULE(2467-10, 2472+10, 20, 0, 19, \ 628fe02e167efa8ed4a4503a5eedc0f49fcb7e3eb9Luis R. Rodriguez NL80211_RRF_NO_IR) 63cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 64cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee#define BRCM_5GHZ_5180_5240 REG_RULE(5180-10, 5240+10, 40, 0, 21, \ 658fe02e167efa8ed4a4503a5eedc0f49fcb7e3eb9Luis R. Rodriguez NL80211_RRF_NO_IR) 66cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee#define BRCM_5GHZ_5260_5320 REG_RULE(5260-10, 5320+10, 40, 0, 21, \ 67cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee NL80211_RRF_DFS | \ 688fe02e167efa8ed4a4503a5eedc0f49fcb7e3eb9Luis R. Rodriguez NL80211_RRF_NO_IR) 69cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee#define BRCM_5GHZ_5500_5700 REG_RULE(5500-10, 5700+10, 40, 0, 21, \ 70cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee NL80211_RRF_DFS | \ 718fe02e167efa8ed4a4503a5eedc0f49fcb7e3eb9Luis R. Rodriguez NL80211_RRF_NO_IR) 72cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee#define BRCM_5GHZ_5745_5825 REG_RULE(5745-10, 5825+10, 40, 0, 21, \ 738fe02e167efa8ed4a4503a5eedc0f49fcb7e3eb9Luis R. Rodriguez NL80211_RRF_NO_IR) 74cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 75cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forsheestatic const struct ieee80211_regdomain brcms_regdom_x2 = { 768a0961482698290713d14d7755d9280397804487Arend van Spriel .n_reg_rules = 6, 77cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee .alpha2 = "X2", 78cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee .reg_rules = { 79cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee BRCM_2GHZ_2412_2462, 80cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee BRCM_2GHZ_2467_2472, 81cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee BRCM_5GHZ_5180_5240, 82cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee BRCM_5GHZ_5260_5320, 83cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee BRCM_5GHZ_5500_5700, 84cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee BRCM_5GHZ_5745_5825, 85cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee } 86cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee}; 87cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 885b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* locale per-channel tx power limits for MIMO frames 895b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * maxpwr arrays are index by channel for 2.4 GHz limits, and 905b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * by sub-band for 5 GHz limits using CHANNEL_POWER_IDX_5G(channel) 915b435de0d786869c95d1962121af0d7df2542009Arend van Spriel */ 925b435de0d786869c95d1962121af0d7df2542009Arend van Sprielstruct locale_mimo_info { 935b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* tx 20 MHz power limits, qdBm units */ 945b435de0d786869c95d1962121af0d7df2542009Arend van Spriel s8 maxpwr20[BRCMS_MAXPWR_MIMO_TBL_SIZE]; 955b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* tx 40 MHz power limits, qdBm units */ 965b435de0d786869c95d1962121af0d7df2542009Arend van Spriel s8 maxpwr40[BRCMS_MAXPWR_MIMO_TBL_SIZE]; 975b435de0d786869c95d1962121af0d7df2542009Arend van Spriel}; 985b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 995b435de0d786869c95d1962121af0d7df2542009Arend van Spriel/* Country names and abbreviations with locale defined from ISO 3166 */ 1005b435de0d786869c95d1962121af0d7df2542009Arend van Sprielstruct country_info { 1015b435de0d786869c95d1962121af0d7df2542009Arend van Spriel const u8 locale_mimo_2G; /* 2.4G mimo info */ 1025b435de0d786869c95d1962121af0d7df2542009Arend van Spriel const u8 locale_mimo_5G; /* 5G mimo info */ 1035b435de0d786869c95d1962121af0d7df2542009Arend van Spriel}; 1045b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 105cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forsheestruct brcms_regd { 106cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee struct country_info country; 107cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee const struct ieee80211_regdomain *regdomain; 108cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee}; 109cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 1105b435de0d786869c95d1962121af0d7df2542009Arend van Sprielstruct brcms_cm_info { 1115b435de0d786869c95d1962121af0d7df2542009Arend van Spriel struct brcms_pub *pub; 1125b435de0d786869c95d1962121af0d7df2542009Arend van Spriel struct brcms_c_info *wlc; 113cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee const struct brcms_regd *world_regd; 1145b435de0d786869c95d1962121af0d7df2542009Arend van Spriel}; 1155b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 1165b435de0d786869c95d1962121af0d7df2542009Arend van Spriel/* 1175b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * MIMO Locale Definitions - 2.4 GHz 1185b435de0d786869c95d1962121af0d7df2542009Arend van Spriel */ 1195b435de0d786869c95d1962121af0d7df2542009Arend van Sprielstatic const struct locale_mimo_info locale_bn = { 1205b435de0d786869c95d1962121af0d7df2542009Arend van Spriel {QDB(13), QDB(13), QDB(13), QDB(13), QDB(13), 1215b435de0d786869c95d1962121af0d7df2542009Arend van Spriel QDB(13), QDB(13), QDB(13), QDB(13), QDB(13), 1225b435de0d786869c95d1962121af0d7df2542009Arend van Spriel QDB(13), QDB(13), QDB(13)}, 1235b435de0d786869c95d1962121af0d7df2542009Arend van Spriel {0, 0, QDB(13), QDB(13), QDB(13), 1245b435de0d786869c95d1962121af0d7df2542009Arend van Spriel QDB(13), QDB(13), QDB(13), QDB(13), QDB(13), 1255b435de0d786869c95d1962121af0d7df2542009Arend van Spriel QDB(13), 0, 0}, 1265b435de0d786869c95d1962121af0d7df2542009Arend van Spriel}; 1275b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 1285b435de0d786869c95d1962121af0d7df2542009Arend van Sprielstatic const struct locale_mimo_info *g_mimo_2g_table[] = { 1295b435de0d786869c95d1962121af0d7df2542009Arend van Spriel &locale_bn 1305b435de0d786869c95d1962121af0d7df2542009Arend van Spriel}; 1315b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 1325b435de0d786869c95d1962121af0d7df2542009Arend van Spriel/* 1335b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * MIMO Locale Definitions - 5 GHz 1345b435de0d786869c95d1962121af0d7df2542009Arend van Spriel */ 1355b435de0d786869c95d1962121af0d7df2542009Arend van Sprielstatic const struct locale_mimo_info locale_11n = { 1365b435de0d786869c95d1962121af0d7df2542009Arend van Spriel { /* 12.5 dBm */ 50, 50, 50, QDB(15), QDB(15)}, 1375b435de0d786869c95d1962121af0d7df2542009Arend van Spriel {QDB(14), QDB(15), QDB(15), QDB(15), QDB(15)}, 1385b435de0d786869c95d1962121af0d7df2542009Arend van Spriel}; 1395b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 1405b435de0d786869c95d1962121af0d7df2542009Arend van Sprielstatic const struct locale_mimo_info *g_mimo_5g_table[] = { 1415b435de0d786869c95d1962121af0d7df2542009Arend van Spriel &locale_11n 1425b435de0d786869c95d1962121af0d7df2542009Arend van Spriel}; 1435b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 144cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forsheestatic const struct brcms_regd cntry_locales[] = { 145cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee /* Worldwide RoW 2, must always be at index 0 */ 1465b435de0d786869c95d1962121af0d7df2542009Arend van Spriel { 147edc7651f3a4ffa7fca37d92401562694121512adSeth Forshee .country = LOCALES(bn, 11n), 148cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee .regdomain = &brcms_regdom_x2, 149cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee }, 1505b435de0d786869c95d1962121af0d7df2542009Arend van Spriel}; 1515b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 1525b435de0d786869c95d1962121af0d7df2542009Arend van Sprielstatic const struct locale_mimo_info *brcms_c_get_mimo_2g(u8 locale_idx) 1535b435de0d786869c95d1962121af0d7df2542009Arend van Spriel{ 1545b435de0d786869c95d1962121af0d7df2542009Arend van Spriel if (locale_idx >= ARRAY_SIZE(g_mimo_2g_table)) 1555b435de0d786869c95d1962121af0d7df2542009Arend van Spriel return NULL; 1565b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 1575b435de0d786869c95d1962121af0d7df2542009Arend van Spriel return g_mimo_2g_table[locale_idx]; 1585b435de0d786869c95d1962121af0d7df2542009Arend van Spriel} 1595b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 1605b435de0d786869c95d1962121af0d7df2542009Arend van Sprielstatic const struct locale_mimo_info *brcms_c_get_mimo_5g(u8 locale_idx) 1615b435de0d786869c95d1962121af0d7df2542009Arend van Spriel{ 1625b435de0d786869c95d1962121af0d7df2542009Arend van Spriel if (locale_idx >= ARRAY_SIZE(g_mimo_5g_table)) 1635b435de0d786869c95d1962121af0d7df2542009Arend van Spriel return NULL; 1645b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 1655b435de0d786869c95d1962121af0d7df2542009Arend van Spriel return g_mimo_5g_table[locale_idx]; 1665b435de0d786869c95d1962121af0d7df2542009Arend van Spriel} 1675b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 16894a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel/* 16994a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel * Indicates whether the country provided is valid to pass 17094a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel * to cfg80211 or not. 17194a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel * 17294a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel * returns true if valid; false if not. 17394a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel */ 17494a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Sprielstatic bool brcms_c_country_valid(const char *ccode) 17594a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel{ 17694a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel /* 17794a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel * only allow ascii alpha uppercase for the first 2 17894a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel * chars. 17994a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel */ 18094a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel if (!((0x80 & ccode[0]) == 0 && ccode[0] >= 0x41 && ccode[0] <= 0x5A && 18168eed6ee4c70fdf71cbacf9af43a861cd7a237fbDan Carpenter (0x80 & ccode[1]) == 0 && ccode[1] >= 0x41 && ccode[1] <= 0x5A)) 18294a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel return false; 18394a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel 18494a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel /* 18594a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel * do not match ISO 3166-1 user assigned country codes 18694a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel * that may be in the driver table 18794a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel */ 18894a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel if (!strcmp("AA", ccode) || /* AA */ 18994a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel !strcmp("ZZ", ccode) || /* ZZ */ 19094a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel ccode[0] == 'X' || /* XA - XZ */ 19194a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel (ccode[0] == 'Q' && /* QM - QZ */ 19294a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel (ccode[1] >= 'M' && ccode[1] <= 'Z'))) 19394a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel return false; 19494a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel 19594a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel if (!strcmp("NA", ccode)) 19694a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel return false; 19794a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel 19894a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel return true; 19994a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel} 20094a2ca311cf4154c566cf5c49b88c13cd4cdce73Arend van Spriel 201cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forsheestatic const struct brcms_regd *brcms_world_regd(const char *regdom, int len) 2025b435de0d786869c95d1962121af0d7df2542009Arend van Spriel{ 203cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee const struct brcms_regd *regd = NULL; 204cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee int i; 2055b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 206cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee for (i = 0; i < ARRAY_SIZE(cntry_locales); i++) { 207cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee if (!strncmp(regdom, cntry_locales[i].regdomain->alpha2, len)) { 208cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee regd = &cntry_locales[i]; 209cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee break; 210cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee } 2115b435de0d786869c95d1962121af0d7df2542009Arend van Spriel } 2125b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 213cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee return regd; 2145b435de0d786869c95d1962121af0d7df2542009Arend van Spriel} 2155b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 216cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forsheestatic const struct brcms_regd *brcms_default_world_regd(void) 2175b435de0d786869c95d1962121af0d7df2542009Arend van Spriel{ 218cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee return &cntry_locales[0]; 2195b435de0d786869c95d1962121af0d7df2542009Arend van Spriel} 2205b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 2215b435de0d786869c95d1962121af0d7df2542009Arend van Spriel/* JP, J1 - J10 are Japan ccodes */ 2225b435de0d786869c95d1962121af0d7df2542009Arend van Sprielstatic bool brcms_c_japan_ccode(const char *ccode) 2235b435de0d786869c95d1962121af0d7df2542009Arend van Spriel{ 2245b435de0d786869c95d1962121af0d7df2542009Arend van Spriel return (ccode[0] == 'J' && 2255b435de0d786869c95d1962121af0d7df2542009Arend van Spriel (ccode[1] == 'P' || (ccode[1] >= '1' && ccode[1] <= '9'))); 2265b435de0d786869c95d1962121af0d7df2542009Arend van Spriel} 2275b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 2285b435de0d786869c95d1962121af0d7df2542009Arend van Sprielstatic void 2295b435de0d786869c95d1962121af0d7df2542009Arend van Sprielbrcms_c_channel_min_txpower_limits_with_local_constraint( 2305b435de0d786869c95d1962121af0d7df2542009Arend van Spriel struct brcms_cm_info *wlc_cm, struct txpwr_limits *txpwr, 2315b435de0d786869c95d1962121af0d7df2542009Arend van Spriel u8 local_constraint_qdbm) 2325b435de0d786869c95d1962121af0d7df2542009Arend van Spriel{ 2335b435de0d786869c95d1962121af0d7df2542009Arend van Spriel int j; 2345b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 2355b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* CCK Rates */ 2365b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (j = 0; j < WL_TX_POWER_CCK_NUM; j++) 2375b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->cck[j] = min(txpwr->cck[j], local_constraint_qdbm); 2385b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 2395b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* 20 MHz Legacy OFDM SISO */ 2405b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (j = 0; j < WL_TX_POWER_OFDM_NUM; j++) 2415b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->ofdm[j] = min(txpwr->ofdm[j], local_constraint_qdbm); 2425b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 2435b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* 20 MHz Legacy OFDM CDD */ 2445b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (j = 0; j < BRCMS_NUM_RATES_OFDM; j++) 2455b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->ofdm_cdd[j] = 2465b435de0d786869c95d1962121af0d7df2542009Arend van Spriel min(txpwr->ofdm_cdd[j], local_constraint_qdbm); 2475b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 2485b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* 40 MHz Legacy OFDM SISO */ 2495b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (j = 0; j < BRCMS_NUM_RATES_OFDM; j++) 2505b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->ofdm_40_siso[j] = 2515b435de0d786869c95d1962121af0d7df2542009Arend van Spriel min(txpwr->ofdm_40_siso[j], local_constraint_qdbm); 2525b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 2535b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* 40 MHz Legacy OFDM CDD */ 2545b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (j = 0; j < BRCMS_NUM_RATES_OFDM; j++) 2555b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->ofdm_40_cdd[j] = 2565b435de0d786869c95d1962121af0d7df2542009Arend van Spriel min(txpwr->ofdm_40_cdd[j], local_constraint_qdbm); 2575b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 2585b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* 20MHz MCS 0-7 SISO */ 2595b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (j = 0; j < BRCMS_NUM_RATES_MCS_1_STREAM; j++) 2605b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs_20_siso[j] = 2615b435de0d786869c95d1962121af0d7df2542009Arend van Spriel min(txpwr->mcs_20_siso[j], local_constraint_qdbm); 2625b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 2635b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* 20MHz MCS 0-7 CDD */ 2645b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (j = 0; j < BRCMS_NUM_RATES_MCS_1_STREAM; j++) 2655b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs_20_cdd[j] = 2665b435de0d786869c95d1962121af0d7df2542009Arend van Spriel min(txpwr->mcs_20_cdd[j], local_constraint_qdbm); 2675b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 2685b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* 20MHz MCS 0-7 STBC */ 2695b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (j = 0; j < BRCMS_NUM_RATES_MCS_1_STREAM; j++) 2705b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs_20_stbc[j] = 2715b435de0d786869c95d1962121af0d7df2542009Arend van Spriel min(txpwr->mcs_20_stbc[j], local_constraint_qdbm); 2725b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 2735b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* 20MHz MCS 8-15 MIMO */ 2745b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (j = 0; j < BRCMS_NUM_RATES_MCS_2_STREAM; j++) 2755b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs_20_mimo[j] = 2765b435de0d786869c95d1962121af0d7df2542009Arend van Spriel min(txpwr->mcs_20_mimo[j], local_constraint_qdbm); 2775b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 2785b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* 40MHz MCS 0-7 SISO */ 2795b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (j = 0; j < BRCMS_NUM_RATES_MCS_1_STREAM; j++) 2805b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs_40_siso[j] = 2815b435de0d786869c95d1962121af0d7df2542009Arend van Spriel min(txpwr->mcs_40_siso[j], local_constraint_qdbm); 2825b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 2835b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* 40MHz MCS 0-7 CDD */ 2845b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (j = 0; j < BRCMS_NUM_RATES_MCS_1_STREAM; j++) 2855b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs_40_cdd[j] = 2865b435de0d786869c95d1962121af0d7df2542009Arend van Spriel min(txpwr->mcs_40_cdd[j], local_constraint_qdbm); 2875b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 2885b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* 40MHz MCS 0-7 STBC */ 2895b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (j = 0; j < BRCMS_NUM_RATES_MCS_1_STREAM; j++) 2905b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs_40_stbc[j] = 2915b435de0d786869c95d1962121af0d7df2542009Arend van Spriel min(txpwr->mcs_40_stbc[j], local_constraint_qdbm); 2925b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 2935b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* 40MHz MCS 8-15 MIMO */ 2945b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (j = 0; j < BRCMS_NUM_RATES_MCS_2_STREAM; j++) 2955b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs_40_mimo[j] = 2965b435de0d786869c95d1962121af0d7df2542009Arend van Spriel min(txpwr->mcs_40_mimo[j], local_constraint_qdbm); 2975b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 2985b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* 40MHz MCS 32 */ 2995b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs32 = min(txpwr->mcs32, local_constraint_qdbm); 3005b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 3015b435de0d786869c95d1962121af0d7df2542009Arend van Spriel} 3025b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 3035b435de0d786869c95d1962121af0d7df2542009Arend van Spriel/* 3045b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * set the driver's current country and regulatory information 3055b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * using a country code as the source. Look up built in country 3065b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * information found with the country code. 3075b435de0d786869c95d1962121af0d7df2542009Arend van Spriel */ 3085b435de0d786869c95d1962121af0d7df2542009Arend van Sprielstatic void 309cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forsheebrcms_c_set_country(struct brcms_cm_info *wlc_cm, 310cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee const struct brcms_regd *regd) 3115b435de0d786869c95d1962121af0d7df2542009Arend van Spriel{ 3125b435de0d786869c95d1962121af0d7df2542009Arend van Spriel struct brcms_c_info *wlc = wlc_cm->wlc; 3135b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 3145b435de0d786869c95d1962121af0d7df2542009Arend van Spriel if ((wlc->pub->_n_enab & SUPPORT_11N) != 3155b435de0d786869c95d1962121af0d7df2542009Arend van Spriel wlc->protection->nmode_user) 3165b435de0d786869c95d1962121af0d7df2542009Arend van Spriel brcms_c_set_nmode(wlc); 3175b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 3185b435de0d786869c95d1962121af0d7df2542009Arend van Spriel brcms_c_stf_ss_update(wlc, wlc->bandstate[BAND_2G_INDEX]); 3195b435de0d786869c95d1962121af0d7df2542009Arend van Spriel brcms_c_stf_ss_update(wlc, wlc->bandstate[BAND_5G_INDEX]); 3205b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 321edc7651f3a4ffa7fca37d92401562694121512adSeth Forshee brcms_c_set_gmode(wlc, wlc->protection->gmode_user, false); 3225b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 3235b435de0d786869c95d1962121af0d7df2542009Arend van Spriel return; 3245b435de0d786869c95d1962121af0d7df2542009Arend van Spriel} 3255b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 3265b435de0d786869c95d1962121af0d7df2542009Arend van Sprielstruct brcms_cm_info *brcms_c_channel_mgr_attach(struct brcms_c_info *wlc) 3275b435de0d786869c95d1962121af0d7df2542009Arend van Spriel{ 3285b435de0d786869c95d1962121af0d7df2542009Arend van Spriel struct brcms_cm_info *wlc_cm; 3295b435de0d786869c95d1962121af0d7df2542009Arend van Spriel struct brcms_pub *pub = wlc->pub; 330898d3c3b2462cd439edb575f43b732425693aff0Hauke Mehrtens struct ssb_sprom *sprom = &wlc->hw->d11core->bus->sprom; 331cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee const char *ccode = sprom->alpha2; 332cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee int ccode_len = sizeof(sprom->alpha2); 3335b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 3345b435de0d786869c95d1962121af0d7df2542009Arend van Spriel wlc_cm = kzalloc(sizeof(struct brcms_cm_info), GFP_ATOMIC); 3355b435de0d786869c95d1962121af0d7df2542009Arend van Spriel if (wlc_cm == NULL) 3365b435de0d786869c95d1962121af0d7df2542009Arend van Spriel return NULL; 3375b435de0d786869c95d1962121af0d7df2542009Arend van Spriel wlc_cm->pub = pub; 3385b435de0d786869c95d1962121af0d7df2542009Arend van Spriel wlc_cm->wlc = wlc; 3395b435de0d786869c95d1962121af0d7df2542009Arend van Spriel wlc->cmi = wlc_cm; 3405b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 3415b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* store the country code for passing up as a regulatory hint */ 342cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee wlc_cm->world_regd = brcms_world_regd(ccode, ccode_len); 343cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee if (brcms_c_country_valid(ccode)) 344cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee strncpy(wlc->pub->srom_ccode, ccode, ccode_len); 345cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 346cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee /* 347cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee * If no custom world domain is found in the SROM, use the 348cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee * default "X2" domain. 349cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee */ 350cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee if (!wlc_cm->world_regd) { 351cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee wlc_cm->world_regd = brcms_default_world_regd(); 352cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee ccode = wlc_cm->world_regd->regdomain->alpha2; 353cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee ccode_len = BRCM_CNTRY_BUF_SZ - 1; 354cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee } 3555b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 3565b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* save default country for exiting 11d regulatory mode */ 357cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee strncpy(wlc->country_default, ccode, ccode_len); 3585b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 3595b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* initialize autocountry_default to driver default */ 360cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee strncpy(wlc->autocountry_default, ccode, ccode_len); 3615b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 362cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee brcms_c_set_country(wlc_cm, wlc_cm->world_regd); 3635b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 3645b435de0d786869c95d1962121af0d7df2542009Arend van Spriel return wlc_cm; 3655b435de0d786869c95d1962121af0d7df2542009Arend van Spriel} 3665b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 3675b435de0d786869c95d1962121af0d7df2542009Arend van Sprielvoid brcms_c_channel_mgr_detach(struct brcms_cm_info *wlc_cm) 3685b435de0d786869c95d1962121af0d7df2542009Arend van Spriel{ 3695b435de0d786869c95d1962121af0d7df2542009Arend van Spriel kfree(wlc_cm); 3705b435de0d786869c95d1962121af0d7df2542009Arend van Spriel} 3715b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 3725b435de0d786869c95d1962121af0d7df2542009Arend van Sprielvoid 3735b435de0d786869c95d1962121af0d7df2542009Arend van Sprielbrcms_c_channel_set_chanspec(struct brcms_cm_info *wlc_cm, u16 chanspec, 3745b435de0d786869c95d1962121af0d7df2542009Arend van Spriel u8 local_constraint_qdbm) 3755b435de0d786869c95d1962121af0d7df2542009Arend van Spriel{ 3765b435de0d786869c95d1962121af0d7df2542009Arend van Spriel struct brcms_c_info *wlc = wlc_cm->wlc; 377675a0b049abf6edf30f8dd84c5610b6edc2296c8Karl Beldan struct ieee80211_channel *ch = wlc->pub->ieee_hw->conf.chandef.chan; 3785b435de0d786869c95d1962121af0d7df2542009Arend van Spriel struct txpwr_limits txpwr; 3795b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 3805b435de0d786869c95d1962121af0d7df2542009Arend van Spriel brcms_c_channel_reg_limits(wlc_cm, chanspec, &txpwr); 3815b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 3825b435de0d786869c95d1962121af0d7df2542009Arend van Spriel brcms_c_channel_min_txpower_limits_with_local_constraint( 3835b435de0d786869c95d1962121af0d7df2542009Arend van Spriel wlc_cm, &txpwr, local_constraint_qdbm 3845b435de0d786869c95d1962121af0d7df2542009Arend van Spriel ); 3855b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 386edc7651f3a4ffa7fca37d92401562694121512adSeth Forshee /* set or restore gmode as required by regulatory */ 3877f38e5bc93203bc76b215dcd2df2067b5b0e004cSeth Forshee if (ch->flags & IEEE80211_CHAN_NO_OFDM) 388edc7651f3a4ffa7fca37d92401562694121512adSeth Forshee brcms_c_set_gmode(wlc, GMODE_LEGACY_B, false); 389edc7651f3a4ffa7fca37d92401562694121512adSeth Forshee else 390edc7651f3a4ffa7fca37d92401562694121512adSeth Forshee brcms_c_set_gmode(wlc, wlc->protection->gmode_user, false); 391edc7651f3a4ffa7fca37d92401562694121512adSeth Forshee 3925b435de0d786869c95d1962121af0d7df2542009Arend van Spriel brcms_b_set_chanspec(wlc->hw, chanspec, 3938fe02e167efa8ed4a4503a5eedc0f49fcb7e3eb9Luis R. Rodriguez !!(ch->flags & IEEE80211_CHAN_NO_IR), 3945b435de0d786869c95d1962121af0d7df2542009Arend van Spriel &txpwr); 3955b435de0d786869c95d1962121af0d7df2542009Arend van Spriel} 3965b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 3975b435de0d786869c95d1962121af0d7df2542009Arend van Sprielvoid 3985b435de0d786869c95d1962121af0d7df2542009Arend van Sprielbrcms_c_channel_reg_limits(struct brcms_cm_info *wlc_cm, u16 chanspec, 3995b435de0d786869c95d1962121af0d7df2542009Arend van Spriel struct txpwr_limits *txpwr) 4005b435de0d786869c95d1962121af0d7df2542009Arend van Spriel{ 4015b435de0d786869c95d1962121af0d7df2542009Arend van Spriel struct brcms_c_info *wlc = wlc_cm->wlc; 402675a0b049abf6edf30f8dd84c5610b6edc2296c8Karl Beldan struct ieee80211_channel *ch = wlc->pub->ieee_hw->conf.chandef.chan; 4035b435de0d786869c95d1962121af0d7df2542009Arend van Spriel uint i; 4045b435de0d786869c95d1962121af0d7df2542009Arend van Spriel uint chan; 4055b435de0d786869c95d1962121af0d7df2542009Arend van Spriel int maxpwr; 4065b435de0d786869c95d1962121af0d7df2542009Arend van Spriel int delta; 4075b435de0d786869c95d1962121af0d7df2542009Arend van Spriel const struct country_info *country; 4085b435de0d786869c95d1962121af0d7df2542009Arend van Spriel struct brcms_band *band; 4095b435de0d786869c95d1962121af0d7df2542009Arend van Spriel int conducted_max = BRCMS_TXPWR_MAX; 4105b435de0d786869c95d1962121af0d7df2542009Arend van Spriel const struct locale_mimo_info *li_mimo; 4115b435de0d786869c95d1962121af0d7df2542009Arend van Spriel int maxpwr20, maxpwr40; 4125b435de0d786869c95d1962121af0d7df2542009Arend van Spriel int maxpwr_idx; 4135b435de0d786869c95d1962121af0d7df2542009Arend van Spriel uint j; 4145b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 4155b435de0d786869c95d1962121af0d7df2542009Arend van Spriel memset(txpwr, 0, sizeof(struct txpwr_limits)); 4165b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 4172cf5089ed5ae4a8f73427234cb83c42eaaf34d46Seth Forshee if (WARN_ON(!ch)) 4182cf5089ed5ae4a8f73427234cb83c42eaaf34d46Seth Forshee return; 4192cf5089ed5ae4a8f73427234cb83c42eaaf34d46Seth Forshee 420cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee country = &wlc_cm->world_regd->country; 4215b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 4225b435de0d786869c95d1962121af0d7df2542009Arend van Spriel chan = CHSPEC_CHANNEL(chanspec); 4235b435de0d786869c95d1962121af0d7df2542009Arend van Spriel band = wlc->bandstate[chspec_bandunit(chanspec)]; 4245b435de0d786869c95d1962121af0d7df2542009Arend van Spriel li_mimo = (band->bandtype == BRCM_BAND_5G) ? 4255b435de0d786869c95d1962121af0d7df2542009Arend van Spriel brcms_c_get_mimo_5g(country->locale_mimo_5G) : 4265b435de0d786869c95d1962121af0d7df2542009Arend van Spriel brcms_c_get_mimo_2g(country->locale_mimo_2G); 4275b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 4282cf5089ed5ae4a8f73427234cb83c42eaaf34d46Seth Forshee delta = band->antgain; 4295b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 430edc7651f3a4ffa7fca37d92401562694121512adSeth Forshee if (band->bandtype == BRCM_BAND_2G) 4315b435de0d786869c95d1962121af0d7df2542009Arend van Spriel conducted_max = QDB(22); 4322cf5089ed5ae4a8f73427234cb83c42eaaf34d46Seth Forshee 4332cf5089ed5ae4a8f73427234cb83c42eaaf34d46Seth Forshee maxpwr = QDB(ch->max_power) - delta; 4342cf5089ed5ae4a8f73427234cb83c42eaaf34d46Seth Forshee maxpwr = max(maxpwr, 0); 4352cf5089ed5ae4a8f73427234cb83c42eaaf34d46Seth Forshee maxpwr = min(maxpwr, conducted_max); 4365b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 4375b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* CCK txpwr limits for 2.4G band */ 4385b435de0d786869c95d1962121af0d7df2542009Arend van Spriel if (band->bandtype == BRCM_BAND_2G) { 4395b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (i = 0; i < BRCMS_NUM_RATES_CCK; i++) 4405b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->cck[i] = (u8) maxpwr; 4415b435de0d786869c95d1962121af0d7df2542009Arend van Spriel } 4425b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 4432cf5089ed5ae4a8f73427234cb83c42eaaf34d46Seth Forshee for (i = 0; i < BRCMS_NUM_RATES_OFDM; i++) { 4445b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->ofdm[i] = (u8) maxpwr; 4455b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 4465b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* 4475b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * OFDM 40 MHz SISO has the same power as the corresponding 4485b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * MCS0-7 rate unless overriden by the locale specific code. 4495b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * We set this value to 0 as a flag (presumably 0 dBm isn't 4505b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * a possibility) and then copy the MCS0-7 value to the 40 MHz 4515b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * value if it wasn't explicitly set. 4525b435de0d786869c95d1962121af0d7df2542009Arend van Spriel */ 4535b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->ofdm_40_siso[i] = 0; 4545b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 4555b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->ofdm_cdd[i] = (u8) maxpwr; 4565b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 4575b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->ofdm_40_cdd[i] = 0; 4585b435de0d786869c95d1962121af0d7df2542009Arend van Spriel } 4595b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 4602cf5089ed5ae4a8f73427234cb83c42eaaf34d46Seth Forshee delta = 0; 4612cf5089ed5ae4a8f73427234cb83c42eaaf34d46Seth Forshee if (band->antgain > QDB(6)) 4622cf5089ed5ae4a8f73427234cb83c42eaaf34d46Seth Forshee delta = band->antgain - QDB(6); /* Excess over 6 dB */ 4635b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 4645b435de0d786869c95d1962121af0d7df2542009Arend van Spriel if (band->bandtype == BRCM_BAND_2G) 4655b435de0d786869c95d1962121af0d7df2542009Arend van Spriel maxpwr_idx = (chan - 1); 4665b435de0d786869c95d1962121af0d7df2542009Arend van Spriel else 4675b435de0d786869c95d1962121af0d7df2542009Arend van Spriel maxpwr_idx = CHANNEL_POWER_IDX_5G(chan); 4685b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 4695b435de0d786869c95d1962121af0d7df2542009Arend van Spriel maxpwr20 = li_mimo->maxpwr20[maxpwr_idx]; 4705b435de0d786869c95d1962121af0d7df2542009Arend van Spriel maxpwr40 = li_mimo->maxpwr40[maxpwr_idx]; 4715b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 4725b435de0d786869c95d1962121af0d7df2542009Arend van Spriel maxpwr20 = maxpwr20 - delta; 4735b435de0d786869c95d1962121af0d7df2542009Arend van Spriel maxpwr20 = max(maxpwr20, 0); 4745b435de0d786869c95d1962121af0d7df2542009Arend van Spriel maxpwr40 = maxpwr40 - delta; 4755b435de0d786869c95d1962121af0d7df2542009Arend van Spriel maxpwr40 = max(maxpwr40, 0); 4765b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 4775b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* Fill in the MCS 0-7 (SISO) rates */ 4785b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (i = 0; i < BRCMS_NUM_RATES_MCS_1_STREAM; i++) { 4795b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 4805b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* 4815b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * 20 MHz has the same power as the corresponding OFDM rate 4825b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * unless overriden by the locale specific code. 4835b435de0d786869c95d1962121af0d7df2542009Arend van Spriel */ 4845b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs_20_siso[i] = txpwr->ofdm[i]; 4855b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs_40_siso[i] = 0; 4865b435de0d786869c95d1962121af0d7df2542009Arend van Spriel } 4875b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 4885b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* Fill in the MCS 0-7 CDD rates */ 4895b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (i = 0; i < BRCMS_NUM_RATES_MCS_1_STREAM; i++) { 4905b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs_20_cdd[i] = (u8) maxpwr20; 4915b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs_40_cdd[i] = (u8) maxpwr40; 4925b435de0d786869c95d1962121af0d7df2542009Arend van Spriel } 4935b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 4945b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* 4955b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * These locales have SISO expressed in the 4965b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * table and override CDD later 4975b435de0d786869c95d1962121af0d7df2542009Arend van Spriel */ 4985b435de0d786869c95d1962121af0d7df2542009Arend van Spriel if (li_mimo == &locale_bn) { 4995b435de0d786869c95d1962121af0d7df2542009Arend van Spriel if (li_mimo == &locale_bn) { 5005b435de0d786869c95d1962121af0d7df2542009Arend van Spriel maxpwr20 = QDB(16); 5015b435de0d786869c95d1962121af0d7df2542009Arend van Spriel maxpwr40 = 0; 5025b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 5035b435de0d786869c95d1962121af0d7df2542009Arend van Spriel if (chan >= 3 && chan <= 11) 5045b435de0d786869c95d1962121af0d7df2542009Arend van Spriel maxpwr40 = QDB(16); 5055b435de0d786869c95d1962121af0d7df2542009Arend van Spriel } 5065b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 5075b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (i = 0; i < BRCMS_NUM_RATES_MCS_1_STREAM; i++) { 5085b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs_20_siso[i] = (u8) maxpwr20; 5095b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs_40_siso[i] = (u8) maxpwr40; 5105b435de0d786869c95d1962121af0d7df2542009Arend van Spriel } 5115b435de0d786869c95d1962121af0d7df2542009Arend van Spriel } 5125b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 5135b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* Fill in the MCS 0-7 STBC rates */ 5145b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (i = 0; i < BRCMS_NUM_RATES_MCS_1_STREAM; i++) { 5155b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs_20_stbc[i] = 0; 5165b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs_40_stbc[i] = 0; 5175b435de0d786869c95d1962121af0d7df2542009Arend van Spriel } 5185b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 5195b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* Fill in the MCS 8-15 SDM rates */ 5205b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (i = 0; i < BRCMS_NUM_RATES_MCS_2_STREAM; i++) { 5215b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs_20_mimo[i] = (u8) maxpwr20; 5225b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs_40_mimo[i] = (u8) maxpwr40; 5235b435de0d786869c95d1962121af0d7df2542009Arend van Spriel } 5245b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 5255b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* Fill in MCS32 */ 5265b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs32 = (u8) maxpwr40; 5275b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 5285b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (i = 0, j = 0; i < BRCMS_NUM_RATES_OFDM; i++, j++) { 5295b435de0d786869c95d1962121af0d7df2542009Arend van Spriel if (txpwr->ofdm_40_cdd[i] == 0) 5305b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->ofdm_40_cdd[i] = txpwr->mcs_40_cdd[j]; 5315b435de0d786869c95d1962121af0d7df2542009Arend van Spriel if (i == 0) { 5325b435de0d786869c95d1962121af0d7df2542009Arend van Spriel i = i + 1; 5335b435de0d786869c95d1962121af0d7df2542009Arend van Spriel if (txpwr->ofdm_40_cdd[i] == 0) 5345b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->ofdm_40_cdd[i] = txpwr->mcs_40_cdd[j]; 5355b435de0d786869c95d1962121af0d7df2542009Arend van Spriel } 5365b435de0d786869c95d1962121af0d7df2542009Arend van Spriel } 5375b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 5385b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* 5395b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * Copy the 40 MHZ MCS 0-7 CDD value to the 40 MHZ MCS 0-7 SISO 5405b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * value if it wasn't provided explicitly. 5415b435de0d786869c95d1962121af0d7df2542009Arend van Spriel */ 5425b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (i = 0; i < BRCMS_NUM_RATES_MCS_1_STREAM; i++) { 5435b435de0d786869c95d1962121af0d7df2542009Arend van Spriel if (txpwr->mcs_40_siso[i] == 0) 5445b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs_40_siso[i] = txpwr->mcs_40_cdd[i]; 5455b435de0d786869c95d1962121af0d7df2542009Arend van Spriel } 5465b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 5475b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (i = 0, j = 0; i < BRCMS_NUM_RATES_OFDM; i++, j++) { 5485b435de0d786869c95d1962121af0d7df2542009Arend van Spriel if (txpwr->ofdm_40_siso[i] == 0) 5495b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->ofdm_40_siso[i] = txpwr->mcs_40_siso[j]; 5505b435de0d786869c95d1962121af0d7df2542009Arend van Spriel if (i == 0) { 5515b435de0d786869c95d1962121af0d7df2542009Arend van Spriel i = i + 1; 5525b435de0d786869c95d1962121af0d7df2542009Arend van Spriel if (txpwr->ofdm_40_siso[i] == 0) 5535b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->ofdm_40_siso[i] = txpwr->mcs_40_siso[j]; 5545b435de0d786869c95d1962121af0d7df2542009Arend van Spriel } 5555b435de0d786869c95d1962121af0d7df2542009Arend van Spriel } 5565b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 5575b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* 5585b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * Copy the 20 and 40 MHz MCS0-7 CDD values to the corresponding 5595b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * STBC values if they weren't provided explicitly. 5605b435de0d786869c95d1962121af0d7df2542009Arend van Spriel */ 5615b435de0d786869c95d1962121af0d7df2542009Arend van Spriel for (i = 0; i < BRCMS_NUM_RATES_MCS_1_STREAM; i++) { 5625b435de0d786869c95d1962121af0d7df2542009Arend van Spriel if (txpwr->mcs_20_stbc[i] == 0) 5635b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs_20_stbc[i] = txpwr->mcs_20_cdd[i]; 5645b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 5655b435de0d786869c95d1962121af0d7df2542009Arend van Spriel if (txpwr->mcs_40_stbc[i] == 0) 5665b435de0d786869c95d1962121af0d7df2542009Arend van Spriel txpwr->mcs_40_stbc[i] = txpwr->mcs_40_cdd[i]; 5675b435de0d786869c95d1962121af0d7df2542009Arend van Spriel } 5685b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 5695b435de0d786869c95d1962121af0d7df2542009Arend van Spriel return; 5705b435de0d786869c95d1962121af0d7df2542009Arend van Spriel} 5715b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 5725b435de0d786869c95d1962121af0d7df2542009Arend van Spriel/* 5733de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers * Verify the chanspec is using a legal set of parameters, i.e. that the 5743de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers * chanspec specified a band, bw, ctl_sb and channel and that the 5753de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers * combination could be legal given any set of circumstances. 5763de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers * RETURNS: true is the chanspec is malformed, false if it looks good. 5773de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers */ 5783de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukersstatic bool brcms_c_chspec_malformed(u16 chanspec) 5793de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers{ 5803de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers /* must be 2G or 5G band */ 5813de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers if (!CHSPEC_IS5G(chanspec) && !CHSPEC_IS2G(chanspec)) 5823de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers return true; 5833de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers /* must be 20 or 40 bandwidth */ 5843de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers if (!CHSPEC_IS40(chanspec) && !CHSPEC_IS20(chanspec)) 5853de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers return true; 5863de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers 5873de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers /* 20MHZ b/w must have no ctl sb, 40 must have a ctl sb */ 5883de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers if (CHSPEC_IS20(chanspec)) { 5893de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers if (!CHSPEC_SB_NONE(chanspec)) 5903de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers return true; 5913de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers } else if (!CHSPEC_SB_UPPER(chanspec) && !CHSPEC_SB_LOWER(chanspec)) { 5923de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers return true; 5933de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers } 5943de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers 5953de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers return false; 5963de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers} 5973de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers 5983de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers/* 5995b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * Validate the chanspec for this locale, for 40MHZ we need to also 6005b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * check that the sidebands are valid 20MZH channels in this locale 6015b435de0d786869c95d1962121af0d7df2542009Arend van Spriel * and they are also a legal HT combination 6025b435de0d786869c95d1962121af0d7df2542009Arend van Spriel */ 6035b435de0d786869c95d1962121af0d7df2542009Arend van Sprielstatic bool 604853346d8b60738467581d1cd9ccb678aeb086121Seth Forsheebrcms_c_valid_chanspec_ext(struct brcms_cm_info *wlc_cm, u16 chspec) 6055b435de0d786869c95d1962121af0d7df2542009Arend van Spriel{ 6065b435de0d786869c95d1962121af0d7df2542009Arend van Spriel struct brcms_c_info *wlc = wlc_cm->wlc; 6075b435de0d786869c95d1962121af0d7df2542009Arend van Spriel u8 channel = CHSPEC_CHANNEL(chspec); 6085b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 6095b435de0d786869c95d1962121af0d7df2542009Arend van Spriel /* check the chanspec */ 6103de67818e7e7ef95c8f7eac665dd29454c07b48bAlwin Beukers if (brcms_c_chspec_malformed(chspec)) { 611b353dda485038d5033b066cc946dfcf66afae128Seth Forshee brcms_err(wlc->hw->d11core, "wl%d: malformed chanspec 0x%x\n", 612b353dda485038d5033b066cc946dfcf66afae128Seth Forshee wlc->pub->unit, chspec); 6135b435de0d786869c95d1962121af0d7df2542009Arend van Spriel return false; 6145b435de0d786869c95d1962121af0d7df2542009Arend van Spriel } 6155b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 6165b435de0d786869c95d1962121af0d7df2542009Arend van Spriel if (CHANNEL_BANDUNIT(wlc_cm->wlc, channel) != 6175b435de0d786869c95d1962121af0d7df2542009Arend van Spriel chspec_bandunit(chspec)) 6185b435de0d786869c95d1962121af0d7df2542009Arend van Spriel return false; 6195b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 620853346d8b60738467581d1cd9ccb678aeb086121Seth Forshee return true; 6215b435de0d786869c95d1962121af0d7df2542009Arend van Spriel} 6225b435de0d786869c95d1962121af0d7df2542009Arend van Spriel 6235b435de0d786869c95d1962121af0d7df2542009Arend van Sprielbool brcms_c_valid_chanspec_db(struct brcms_cm_info *wlc_cm, u16 chspec) 6245b435de0d786869c95d1962121af0d7df2542009Arend van Spriel{ 625853346d8b60738467581d1cd9ccb678aeb086121Seth Forshee return brcms_c_valid_chanspec_ext(wlc_cm, chspec); 6265b435de0d786869c95d1962121af0d7df2542009Arend van Spriel} 627cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 628cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forsheestatic bool brcms_is_radar_freq(u16 center_freq) 629cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee{ 630cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee return center_freq >= 5260 && center_freq <= 5700; 631cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee} 632cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 633cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forsheestatic void brcms_reg_apply_radar_flags(struct wiphy *wiphy) 634cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee{ 635cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee struct ieee80211_supported_band *sband; 636cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee struct ieee80211_channel *ch; 637cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee int i; 638cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 639cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee sband = wiphy->bands[IEEE80211_BAND_5GHZ]; 640cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee if (!sband) 641cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee return; 642cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 643cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee for (i = 0; i < sband->n_channels; i++) { 644cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee ch = &sband->channels[i]; 645cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 646cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee if (!brcms_is_radar_freq(ch->center_freq)) 647cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee continue; 648cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 649cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee /* 650cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee * All channels in this range should be passive and have 651cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee * DFS enabled. 652cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee */ 653cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee if (!(ch->flags & IEEE80211_CHAN_DISABLED)) 654cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee ch->flags |= IEEE80211_CHAN_RADAR | 6558fe02e167efa8ed4a4503a5eedc0f49fcb7e3eb9Luis R. Rodriguez IEEE80211_CHAN_NO_IR | 6568fe02e167efa8ed4a4503a5eedc0f49fcb7e3eb9Luis R. Rodriguez IEEE80211_CHAN_NO_IR; 657cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee } 658cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee} 659cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 660cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forsheestatic void 661cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forsheebrcms_reg_apply_beaconing_flags(struct wiphy *wiphy, 662cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee enum nl80211_reg_initiator initiator) 663cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee{ 664cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee struct ieee80211_supported_band *sband; 665cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee struct ieee80211_channel *ch; 666cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee const struct ieee80211_reg_rule *rule; 667361c9c8b0eeeec7d881e018d5143bf883558c566Johannes Berg int band, i; 668cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 669cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee for (band = 0; band < IEEE80211_NUM_BANDS; band++) { 670cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee sband = wiphy->bands[band]; 671cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee if (!sband) 672cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee continue; 673cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 674cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee for (i = 0; i < sband->n_channels; i++) { 675cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee ch = &sband->channels[i]; 676cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 677cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee if (ch->flags & 678cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee (IEEE80211_CHAN_DISABLED | IEEE80211_CHAN_RADAR)) 679cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee continue; 680cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 681cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee if (initiator == NL80211_REGDOM_SET_BY_COUNTRY_IE) { 682361c9c8b0eeeec7d881e018d5143bf883558c566Johannes Berg rule = freq_reg_info(wiphy, ch->center_freq); 683361c9c8b0eeeec7d881e018d5143bf883558c566Johannes Berg if (IS_ERR(rule)) 684cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee continue; 685cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 6868fe02e167efa8ed4a4503a5eedc0f49fcb7e3eb9Luis R. Rodriguez if (!(rule->flags & NL80211_RRF_NO_IR)) 6878fe02e167efa8ed4a4503a5eedc0f49fcb7e3eb9Luis R. Rodriguez ch->flags &= ~IEEE80211_CHAN_NO_IR; 688cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee } else if (ch->beacon_found) { 6898fe02e167efa8ed4a4503a5eedc0f49fcb7e3eb9Luis R. Rodriguez ch->flags &= ~IEEE80211_CHAN_NO_IR; 690cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee } 691cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee } 692cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee } 693cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee} 694cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 6950c0280bd0ba410326eecdaeb1b936696eda6381dLuis R. Rodriguezstatic void brcms_reg_notifier(struct wiphy *wiphy, 6960c0280bd0ba410326eecdaeb1b936696eda6381dLuis R. Rodriguez struct regulatory_request *request) 697cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee{ 698cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); 699cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee struct brcms_info *wl = hw->priv; 700cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee struct brcms_c_info *wlc = wl->wlc; 7012ab631f48cac65864a61007215187cb7511b0846Seth Forshee struct ieee80211_supported_band *sband; 7022ab631f48cac65864a61007215187cb7511b0846Seth Forshee struct ieee80211_channel *ch; 7032ab631f48cac65864a61007215187cb7511b0846Seth Forshee int band, i; 7042ab631f48cac65864a61007215187cb7511b0846Seth Forshee bool ch_found = false; 705cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 706cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee brcms_reg_apply_radar_flags(wiphy); 707cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 708cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee if (request->initiator == NL80211_REGDOM_SET_BY_COUNTRY_IE) 709cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee brcms_reg_apply_beaconing_flags(wiphy, request->initiator); 710cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 7112ab631f48cac65864a61007215187cb7511b0846Seth Forshee /* Disable radio if all channels disallowed by regulatory */ 7122ab631f48cac65864a61007215187cb7511b0846Seth Forshee for (band = 0; !ch_found && band < IEEE80211_NUM_BANDS; band++) { 7132ab631f48cac65864a61007215187cb7511b0846Seth Forshee sband = wiphy->bands[band]; 7142ab631f48cac65864a61007215187cb7511b0846Seth Forshee if (!sband) 7152ab631f48cac65864a61007215187cb7511b0846Seth Forshee continue; 7162ab631f48cac65864a61007215187cb7511b0846Seth Forshee 7172ab631f48cac65864a61007215187cb7511b0846Seth Forshee for (i = 0; !ch_found && i < sband->n_channels; i++) { 7182ab631f48cac65864a61007215187cb7511b0846Seth Forshee ch = &sband->channels[i]; 7192ab631f48cac65864a61007215187cb7511b0846Seth Forshee 7202ab631f48cac65864a61007215187cb7511b0846Seth Forshee if (!(ch->flags & IEEE80211_CHAN_DISABLED)) 7212ab631f48cac65864a61007215187cb7511b0846Seth Forshee ch_found = true; 7222ab631f48cac65864a61007215187cb7511b0846Seth Forshee } 7232ab631f48cac65864a61007215187cb7511b0846Seth Forshee } 7242ab631f48cac65864a61007215187cb7511b0846Seth Forshee 7252ab631f48cac65864a61007215187cb7511b0846Seth Forshee if (ch_found) { 7262ab631f48cac65864a61007215187cb7511b0846Seth Forshee mboolclr(wlc->pub->radio_disabled, WL_RADIO_COUNTRY_DISABLE); 7272ab631f48cac65864a61007215187cb7511b0846Seth Forshee } else { 7282ab631f48cac65864a61007215187cb7511b0846Seth Forshee mboolset(wlc->pub->radio_disabled, WL_RADIO_COUNTRY_DISABLE); 729b353dda485038d5033b066cc946dfcf66afae128Seth Forshee brcms_err(wlc->hw->d11core, 730b353dda485038d5033b066cc946dfcf66afae128Seth Forshee "wl%d: %s: no valid channel for \"%s\"\n", 7312ab631f48cac65864a61007215187cb7511b0846Seth Forshee wlc->pub->unit, __func__, request->alpha2); 7322ab631f48cac65864a61007215187cb7511b0846Seth Forshee } 7332ab631f48cac65864a61007215187cb7511b0846Seth Forshee 734cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee if (wlc->pub->_nbands > 1 || wlc->band->bandtype == BRCM_BAND_2G) 735cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee wlc_phy_chanspec_ch14_widefilter_set(wlc->band->pi, 736cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee brcms_c_japan_ccode(request->alpha2)); 737cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee} 738cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 739cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forsheevoid brcms_c_regd_init(struct brcms_c_info *wlc) 740cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee{ 741cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee struct wiphy *wiphy = wlc->wiphy; 742cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee const struct brcms_regd *regd = wlc->cmi->world_regd; 743cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee struct ieee80211_supported_band *sband; 744cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee struct ieee80211_channel *ch; 745cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee struct brcms_chanvec sup_chan; 746cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee struct brcms_band *band; 747cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee int band_idx, i; 748cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 749cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee /* Disable any channels not supported by the phy */ 75032c336a5dfd16b4645c8a0dbc534efd02f079e02Arend van Spriel for (band_idx = 0; band_idx < wlc->pub->_nbands; band_idx++) { 75132c336a5dfd16b4645c8a0dbc534efd02f079e02Arend van Spriel band = wlc->bandstate[band_idx]; 752c49aa4aa2bc89e88672dc419a293d7b8c1f094d2Arend van Spriel 753cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee wlc_phy_chanspec_band_validch(band->pi, band->bandtype, 754cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee &sup_chan); 755cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 75632c336a5dfd16b4645c8a0dbc534efd02f079e02Arend van Spriel if (band_idx == BAND_2G_INDEX) 75732c336a5dfd16b4645c8a0dbc534efd02f079e02Arend van Spriel sband = wiphy->bands[IEEE80211_BAND_2GHZ]; 75832c336a5dfd16b4645c8a0dbc534efd02f079e02Arend van Spriel else 75932c336a5dfd16b4645c8a0dbc534efd02f079e02Arend van Spriel sband = wiphy->bands[IEEE80211_BAND_5GHZ]; 76032c336a5dfd16b4645c8a0dbc534efd02f079e02Arend van Spriel 761cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee for (i = 0; i < sband->n_channels; i++) { 762cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee ch = &sband->channels[i]; 763cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee if (!isset(sup_chan.vec, ch->hw_value)) 764cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee ch->flags |= IEEE80211_CHAN_DISABLED; 765cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee } 766cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee } 767cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee 768cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee wlc->wiphy->reg_notifier = brcms_reg_notifier; 769cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee wlc->wiphy->flags |= WIPHY_FLAG_CUSTOM_REGULATORY | 770cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee WIPHY_FLAG_STRICT_REGULATORY; 771cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee wiphy_apply_custom_regulatory(wlc->wiphy, regd->regdomain); 772cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee brcms_reg_apply_beaconing_flags(wiphy, NL80211_REGDOM_SET_BY_DRIVER); 773cf03c5dac83609f09d9f0e9fa3c09d86daed614dSeth Forshee} 774