--- zzzz-none-000/linux-3.10.107/drivers/net/wireless/ath/regd.c 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/drivers/net/wireless/ath/regd.c 2021-02-04 17:41:59.000000000 +0000 @@ -37,17 +37,18 @@ /* We enable active scan on these a case by case basis by regulatory domain */ #define ATH9K_2GHZ_CH12_13 REG_RULE(2467-10, 2472+10, 40, 0, 20,\ - NL80211_RRF_PASSIVE_SCAN) + NL80211_RRF_NO_IR) #define ATH9K_2GHZ_CH14 REG_RULE(2484-10, 2484+10, 40, 0, 20,\ - NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_OFDM) + NL80211_RRF_NO_IR | \ + NL80211_RRF_NO_OFDM) /* We allow IBSS on these on a case by case basis by regulatory domain */ -#define ATH9K_5GHZ_5150_5350 REG_RULE(5150-10, 5350+10, 40, 0, 30,\ - NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_IBSS) -#define ATH9K_5GHZ_5470_5850 REG_RULE(5470-10, 5850+10, 40, 0, 30,\ - NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_IBSS) -#define ATH9K_5GHZ_5725_5850 REG_RULE(5725-10, 5850+10, 40, 0, 30,\ - NL80211_RRF_PASSIVE_SCAN | NL80211_RRF_NO_IBSS) +#define ATH9K_5GHZ_5150_5350 REG_RULE(5150-10, 5350+10, 80, 0, 30,\ + NL80211_RRF_NO_IR) +#define ATH9K_5GHZ_5470_5850 REG_RULE(5470-10, 5850+10, 80, 0, 30,\ + NL80211_RRF_NO_IR) +#define ATH9K_5GHZ_5725_5850 REG_RULE(5725-10, 5850+10, 80, 0, 30,\ + NL80211_RRF_NO_IR) #define ATH9K_2GHZ_ALL ATH9K_2GHZ_CH01_11, \ ATH9K_2GHZ_CH12_13, \ @@ -113,6 +114,87 @@ } }; +static bool dynamic_country_user_possible(struct ath_regulatory *reg) +{ + if (config_enabled(CONFIG_ATH_REG_DYNAMIC_USER_CERT_TESTING)) + return true; + + switch (reg->country_code) { + case CTRY_UNITED_STATES: + case CTRY_JAPAN1: + case CTRY_JAPAN2: + case CTRY_JAPAN3: + case CTRY_JAPAN4: + case CTRY_JAPAN5: + case CTRY_JAPAN6: + case CTRY_JAPAN7: + case CTRY_JAPAN8: + case CTRY_JAPAN9: + case CTRY_JAPAN10: + case CTRY_JAPAN11: + case CTRY_JAPAN12: + case CTRY_JAPAN13: + case CTRY_JAPAN14: + case CTRY_JAPAN15: + case CTRY_JAPAN16: + case CTRY_JAPAN17: + case CTRY_JAPAN18: + case CTRY_JAPAN19: + case CTRY_JAPAN20: + case CTRY_JAPAN21: + case CTRY_JAPAN22: + case CTRY_JAPAN23: + case CTRY_JAPAN24: + case CTRY_JAPAN25: + case CTRY_JAPAN26: + case CTRY_JAPAN27: + case CTRY_JAPAN28: + case CTRY_JAPAN29: + case CTRY_JAPAN30: + case CTRY_JAPAN31: + case CTRY_JAPAN32: + case CTRY_JAPAN33: + case CTRY_JAPAN34: + case CTRY_JAPAN35: + case CTRY_JAPAN36: + case CTRY_JAPAN37: + case CTRY_JAPAN38: + case CTRY_JAPAN39: + case CTRY_JAPAN40: + case CTRY_JAPAN41: + case CTRY_JAPAN42: + case CTRY_JAPAN43: + case CTRY_JAPAN44: + case CTRY_JAPAN45: + case CTRY_JAPAN46: + case CTRY_JAPAN47: + case CTRY_JAPAN48: + case CTRY_JAPAN49: + case CTRY_JAPAN50: + case CTRY_JAPAN51: + case CTRY_JAPAN52: + case CTRY_JAPAN53: + case CTRY_JAPAN54: + case CTRY_JAPAN55: + case CTRY_JAPAN56: + case CTRY_JAPAN57: + case CTRY_JAPAN58: + case CTRY_JAPAN59: + return false; + } + + return true; +} + +static bool ath_reg_dyn_country_user_allow(struct ath_regulatory *reg) +{ + if (!config_enabled(CONFIG_ATH_REG_DYNAMIC_USER_REG_HINTS)) + return false; + if (!dynamic_country_user_possible(reg)) + return false; + return true; +} + static inline bool is_wwr_sku(u16 regd) { return ((regd & COUNTRY_ERD_FLAG) != COUNTRY_ERD_FLAG) && @@ -140,7 +222,7 @@ static const struct ieee80211_regdomain *ath_world_regdomain(struct ath_regulatory *reg) { - switch (reg->regpair->regDmnEnum) { + switch (reg->regpair->reg_domain) { case 0x60: case 0x61: case 0x62: @@ -177,118 +259,139 @@ return (center_freq >= 5260 && center_freq <= 5700); } +static void ath_force_clear_no_ir_chan(struct wiphy *wiphy, + struct ieee80211_channel *ch) +{ + const struct ieee80211_reg_rule *reg_rule; + + reg_rule = freq_reg_info(wiphy, MHZ_TO_KHZ(ch->center_freq)); + if (IS_ERR(reg_rule)) + return; + + if (!(reg_rule->flags & NL80211_RRF_NO_IR)) + if (ch->flags & IEEE80211_CHAN_NO_IR) + ch->flags &= ~IEEE80211_CHAN_NO_IR; +} + +static void ath_force_clear_no_ir_freq(struct wiphy *wiphy, u16 center_freq) +{ + struct ieee80211_channel *ch; + + ch = ieee80211_get_channel(wiphy, center_freq); + if (!ch) + return; + + ath_force_clear_no_ir_chan(wiphy, ch); +} + +static void ath_force_no_ir_chan(struct ieee80211_channel *ch) +{ + ch->flags |= IEEE80211_CHAN_NO_IR; +} + +static void ath_force_no_ir_freq(struct wiphy *wiphy, u16 center_freq) +{ + struct ieee80211_channel *ch; + + ch = ieee80211_get_channel(wiphy, center_freq); + if (!ch) + return; + + ath_force_no_ir_chan(ch); +} + +static void +__ath_reg_apply_beaconing_flags(struct wiphy *wiphy, + struct ath_regulatory *reg, + enum nl80211_reg_initiator initiator, + struct ieee80211_channel *ch) +{ + if (ath_is_radar_freq(ch->center_freq) || + (ch->flags & IEEE80211_CHAN_RADAR)) + return; + + switch (initiator) { + case NL80211_REGDOM_SET_BY_COUNTRY_IE: + ath_force_clear_no_ir_chan(wiphy, ch); + break; + case NL80211_REGDOM_SET_BY_USER: + if (ath_reg_dyn_country_user_allow(reg)) + ath_force_clear_no_ir_chan(wiphy, ch); + break; + default: + if (ch->beacon_found) + ch->flags &= ~IEEE80211_CHAN_NO_IR; + } +} + /* - * N.B: These exception rules do not apply radar freqs. + * These exception rules do not apply radar frequencies. * - * - We enable adhoc (or beaconing) if allowed by 11d - * - We enable active scan if the channel is allowed by 11d + * - We enable initiating radiation if the country IE says its fine: * - If no country IE has been processed and a we determine we have - * received a beacon on a channel we can enable active scan and - * adhoc (or beaconing). + * received a beacon on a channel we can enable initiating radiation. */ static void ath_reg_apply_beaconing_flags(struct wiphy *wiphy, + struct ath_regulatory *reg, enum nl80211_reg_initiator initiator) { enum ieee80211_band band; struct ieee80211_supported_band *sband; - const struct ieee80211_reg_rule *reg_rule; struct ieee80211_channel *ch; unsigned int i; for (band = 0; band < IEEE80211_NUM_BANDS; band++) { - if (!wiphy->bands[band]) continue; - sband = wiphy->bands[band]; - for (i = 0; i < sband->n_channels; i++) { - ch = &sband->channels[i]; - - if (ath_is_radar_freq(ch->center_freq) || - (ch->flags & IEEE80211_CHAN_RADAR)) - continue; - - if (initiator == NL80211_REGDOM_SET_BY_COUNTRY_IE) { - reg_rule = freq_reg_info(wiphy, ch->center_freq); - if (IS_ERR(reg_rule)) - continue; - /* - * If 11d had a rule for this channel ensure - * we enable adhoc/beaconing if it allows us to - * use it. Note that we would have disabled it - * by applying our static world regdomain by - * default during init, prior to calling our - * regulatory_hint(). - */ - if (!(reg_rule->flags & - NL80211_RRF_NO_IBSS)) - ch->flags &= - ~IEEE80211_CHAN_NO_IBSS; - if (!(reg_rule->flags & - NL80211_RRF_PASSIVE_SCAN)) - ch->flags &= - ~IEEE80211_CHAN_PASSIVE_SCAN; - } else { - if (ch->beacon_found) - ch->flags &= ~(IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_PASSIVE_SCAN); - } + __ath_reg_apply_beaconing_flags(wiphy, reg, + initiator, ch); } } - } -/* Allows active scan scan on Ch 12 and 13 */ +/** + * ath_reg_apply_ir_flags() + * @wiphy: the wiphy to use + * @initiator: the regulatory hint initiator + * + * If no country IE has been received always enable passive scan + * and no-ibss on these channels. This is only done for specific + * regulatory SKUs. + * + * If a country IE has been received check its rule for this + * channel first before enabling active scan. The passive scan + * would have been enforced by the initial processing of our + * custom regulatory domain. + */ static void -ath_reg_apply_active_scan_flags(struct wiphy *wiphy, - enum nl80211_reg_initiator initiator) +ath_reg_apply_ir_flags(struct wiphy *wiphy, + struct ath_regulatory *reg, + enum nl80211_reg_initiator initiator) { struct ieee80211_supported_band *sband; - struct ieee80211_channel *ch; - const struct ieee80211_reg_rule *reg_rule; sband = wiphy->bands[IEEE80211_BAND_2GHZ]; if (!sband) return; - /* - * If no country IE has been received always enable active scan - * on these channels. This is only done for specific regulatory SKUs - */ - if (initiator != NL80211_REGDOM_SET_BY_COUNTRY_IE) { - ch = &sband->channels[11]; /* CH 12 */ - if (ch->flags & IEEE80211_CHAN_PASSIVE_SCAN) - ch->flags &= ~IEEE80211_CHAN_PASSIVE_SCAN; - ch = &sband->channels[12]; /* CH 13 */ - if (ch->flags & IEEE80211_CHAN_PASSIVE_SCAN) - ch->flags &= ~IEEE80211_CHAN_PASSIVE_SCAN; - return; - } - - /* - * If a country IE has been received check its rule for this - * channel first before enabling active scan. The passive scan - * would have been enforced by the initial processing of our - * custom regulatory domain. - */ - - ch = &sband->channels[11]; /* CH 12 */ - reg_rule = freq_reg_info(wiphy, ch->center_freq); - if (!IS_ERR(reg_rule)) { - if (!(reg_rule->flags & NL80211_RRF_PASSIVE_SCAN)) - if (ch->flags & IEEE80211_CHAN_PASSIVE_SCAN) - ch->flags &= ~IEEE80211_CHAN_PASSIVE_SCAN; - } - - ch = &sband->channels[12]; /* CH 13 */ - reg_rule = freq_reg_info(wiphy, ch->center_freq); - if (!IS_ERR(reg_rule)) { - if (!(reg_rule->flags & NL80211_RRF_PASSIVE_SCAN)) - if (ch->flags & IEEE80211_CHAN_PASSIVE_SCAN) - ch->flags &= ~IEEE80211_CHAN_PASSIVE_SCAN; + switch(initiator) { + case NL80211_REGDOM_SET_BY_COUNTRY_IE: + ath_force_clear_no_ir_freq(wiphy, 2467); + ath_force_clear_no_ir_freq(wiphy, 2472); + break; + case NL80211_REGDOM_SET_BY_USER: + if (!ath_reg_dyn_country_user_allow(reg)) + break; + ath_force_clear_no_ir_freq(wiphy, 2467); + ath_force_clear_no_ir_freq(wiphy, 2472); + break; + default: + ath_force_no_ir_freq(wiphy, 2467); + ath_force_no_ir_freq(wiphy, 2472); } } @@ -320,8 +423,7 @@ */ if (!(ch->flags & IEEE80211_CHAN_DISABLED)) ch->flags |= IEEE80211_CHAN_RADAR | - IEEE80211_CHAN_NO_IBSS | - IEEE80211_CHAN_PASSIVE_SCAN; + IEEE80211_CHAN_NO_IR; } } @@ -329,18 +431,21 @@ enum nl80211_reg_initiator initiator, struct ath_regulatory *reg) { - switch (reg->regpair->regDmnEnum) { + switch (reg->regpair->reg_domain) { case 0x60: case 0x63: case 0x66: case 0x67: case 0x6C: - ath_reg_apply_beaconing_flags(wiphy, initiator); + ath_reg_apply_beaconing_flags(wiphy, reg, initiator); break; case 0x68: - ath_reg_apply_beaconing_flags(wiphy, initiator); - ath_reg_apply_active_scan_flags(wiphy, initiator); + ath_reg_apply_beaconing_flags(wiphy, reg, initiator); + ath_reg_apply_ir_flags(wiphy, reg, initiator); break; + default: + if (ath_reg_dyn_country_user_allow(reg)) + ath_reg_apply_beaconing_flags(wiphy, reg, initiator); } } @@ -356,14 +461,49 @@ return -1; } +static int __ath_reg_dyn_country(struct wiphy *wiphy, + struct ath_regulatory *reg, + struct regulatory_request *request) +{ + u16 country_code; + + if (request->initiator == NL80211_REGDOM_SET_BY_COUNTRY_IE && + !ath_is_world_regd(reg)) + return -EINVAL; + + country_code = ath_regd_find_country_by_name(request->alpha2); + if (country_code == (u16) -1) + return -EINVAL; + + reg->current_rd = COUNTRY_ERD_FLAG; + reg->current_rd |= country_code; + + __ath_regd_init(reg); + + ath_reg_apply_world_flags(wiphy, request->initiator, reg); + + return 0; +} + +static void ath_reg_dyn_country(struct wiphy *wiphy, + struct ath_regulatory *reg, + struct regulatory_request *request) +{ + if (__ath_reg_dyn_country(wiphy, reg, request)) + return; + + printk(KERN_DEBUG "ath: regdomain 0x%0x " + "dynamically updated by %s\n", + reg->current_rd, + reg_initiator_name(request->initiator)); +} + void ath_reg_notifier_apply(struct wiphy *wiphy, struct regulatory_request *request, struct ath_regulatory *reg) { struct ath_common *common = container_of(reg, struct ath_common, regulatory); - u16 country_code; - /* We always apply this */ ath_reg_apply_radar_flags(wiphy); @@ -375,6 +515,7 @@ if (!request) return; + reg->region = request->dfs_region; switch (request->initiator) { case NL80211_REGDOM_SET_BY_CORE: /* @@ -388,25 +529,13 @@ sizeof(struct ath_regulatory)); break; case NL80211_REGDOM_SET_BY_DRIVER: + break; case NL80211_REGDOM_SET_BY_USER: + if (ath_reg_dyn_country_user_allow(reg)) + ath_reg_dyn_country(wiphy, reg, request); break; case NL80211_REGDOM_SET_BY_COUNTRY_IE: - if (!ath_is_world_regd(reg)) - break; - - country_code = ath_regd_find_country_by_name(request->alpha2); - if (country_code == (u16) -1) - break; - - reg->current_rd = COUNTRY_ERD_FLAG; - reg->current_rd |= country_code; - - printk(KERN_DEBUG "ath: regdomain 0x%0x updated by CountryIE\n", - reg->current_rd); - __ath_regd_init(reg); - - ath_reg_apply_world_flags(wiphy, request->initiator, reg); - + ath_reg_dyn_country(wiphy, reg, request); break; } } @@ -432,7 +561,7 @@ printk(KERN_DEBUG "ath: EEPROM indicates we " "should expect a direct regpair map\n"); for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) - if (regDomainPairs[i].regDmnEnum == rd) + if (regDomainPairs[i].reg_domain == rd) return true; } printk(KERN_DEBUG @@ -489,7 +618,7 @@ if (regdmn == NO_ENUMRD) return NULL; for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) { - if (regDomainPairs[i].regDmnEnum == regdmn) + if (regDomainPairs[i].reg_domain == regdmn) return ®DomainPairs[i]; } return NULL; @@ -504,7 +633,8 @@ const struct ieee80211_regdomain *regd; wiphy->reg_notifier = reg_notifier; - wiphy->flags |= WIPHY_FLAG_STRICT_REGULATORY; + wiphy->regulatory_flags |= REGULATORY_STRICT_REG | + REGULATORY_CUSTOM_REG; if (ath_is_world_regd(reg)) { /* @@ -512,7 +642,7 @@ * saved on the wiphy orig_* parameters */ regd = ath_world_regdomain(reg); - wiphy->flags |= WIPHY_FLAG_CUSTOM_REGULATORY; + wiphy->regulatory_flags |= REGULATORY_COUNTRY_IE_FOLLOW_POWER; } else { /* * This gets applied in the case of the absence of CRDA, @@ -521,6 +651,7 @@ */ regd = ath_default_world_regdomain(); } + wiphy_apply_custom_regulatory(wiphy, regd); ath_reg_apply_radar_flags(wiphy); ath_reg_apply_world_flags(wiphy, NL80211_REGDOM_SET_BY_DRIVER, reg); @@ -611,7 +742,7 @@ printk(KERN_DEBUG "ath: Country alpha2 being used: %c%c\n", reg->alpha2[0], reg->alpha2[1]); printk(KERN_DEBUG "ath: Regpair used: 0x%0x\n", - reg->regpair->regDmnEnum); + reg->regpair->reg_domain); return 0; } @@ -649,6 +780,19 @@ return SD_NO_CTL; } + if (ath_regd_get_eepromRD(reg) == CTRY_DEFAULT) { + switch (reg->region) { + case NL80211_DFS_FCC: + return CTL_FCC; + case NL80211_DFS_ETSI: + return CTL_ETSI; + case NL80211_DFS_JP: + return CTL_MKK; + default: + break; + } + } + switch (band) { case IEEE80211_BAND_2GHZ: return reg->regpair->reg_2ghz_ctl;