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path: root/drivers/net/wireless/rtlwifi/regd.c
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Diffstat (limited to 'drivers/net/wireless/rtlwifi/regd.c')
-rw-r--r--drivers/net/wireless/rtlwifi/regd.c211
1 files changed, 116 insertions, 95 deletions
diff --git a/drivers/net/wireless/rtlwifi/regd.c b/drivers/net/wireless/rtlwifi/regd.c
index 3336ca999df..a4eb9b27143 100644
--- a/drivers/net/wireless/rtlwifi/regd.c
+++ b/drivers/net/wireless/rtlwifi/regd.c
@@ -1,6 +1,6 @@
/******************************************************************************
*
- * Copyright(c) 2009-2010 Realtek Corporation.
+ * Copyright(c) 2009-2012 Realtek Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
@@ -59,38 +59,86 @@ static struct country_code_to_enum_rd allCountries[] = {
*/
#define RTL819x_2GHZ_CH12_13 \
REG_RULE(2467-10, 2472+10, 40, 0, 20,\
- NL80211_RRF_PASSIVE_SCAN)
+ NL80211_RRF_NO_IR)
#define RTL819x_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)
+
+/* 5G chan 36 - chan 64*/
+#define RTL819x_5GHZ_5150_5350 \
+ REG_RULE(5150-10, 5350+10, 40, 0, 30, \
+ NL80211_RRF_NO_IR)
+
+/* 5G chan 100 - chan 165*/
+#define RTL819x_5GHZ_5470_5850 \
+ REG_RULE(5470-10, 5850+10, 40, 0, 30, \
+ NL80211_RRF_NO_IR)
+
+/* 5G chan 149 - chan 165*/
+#define RTL819x_5GHZ_5725_5850 \
+ REG_RULE(5725-10, 5850+10, 40, 0, 30, \
+ NL80211_RRF_NO_IR)
+
+#define RTL819x_5GHZ_ALL \
+ (RTL819x_5GHZ_5150_5350, RTL819x_5GHZ_5470_5850)
static const struct ieee80211_regdomain rtl_regdom_11 = {
.n_reg_rules = 1,
.alpha2 = "99",
.reg_rules = {
RTL819x_2GHZ_CH01_11,
- }
+ }
};
-static const struct ieee80211_regdomain rtl_regdom_global = {
+static const struct ieee80211_regdomain rtl_regdom_12_13 = {
+ .n_reg_rules = 2,
+ .alpha2 = "99",
+ .reg_rules = {
+ RTL819x_2GHZ_CH01_11,
+ RTL819x_2GHZ_CH12_13,
+ }
+};
+
+static const struct ieee80211_regdomain rtl_regdom_no_midband = {
.n_reg_rules = 3,
.alpha2 = "99",
.reg_rules = {
RTL819x_2GHZ_CH01_11,
- RTL819x_2GHZ_CH12_13,
- RTL819x_2GHZ_CH14,
- }
+ RTL819x_5GHZ_5150_5350,
+ RTL819x_5GHZ_5725_5850,
+ }
};
-static const struct ieee80211_regdomain rtl_regdom_world = {
- .n_reg_rules = 2,
+static const struct ieee80211_regdomain rtl_regdom_60_64 = {
+ .n_reg_rules = 3,
.alpha2 = "99",
.reg_rules = {
RTL819x_2GHZ_CH01_11,
- RTL819x_2GHZ_CH12_13,
- }
+ RTL819x_2GHZ_CH12_13,
+ RTL819x_5GHZ_5725_5850,
+ }
+};
+
+static const struct ieee80211_regdomain rtl_regdom_14_60_64 = {
+ .n_reg_rules = 4,
+ .alpha2 = "99",
+ .reg_rules = {
+ RTL819x_2GHZ_CH01_11,
+ RTL819x_2GHZ_CH12_13,
+ RTL819x_2GHZ_CH14,
+ RTL819x_5GHZ_5725_5850,
+ }
+};
+
+static const struct ieee80211_regdomain rtl_regdom_14 = {
+ .n_reg_rules = 3,
+ .alpha2 = "99",
+ .reg_rules = {
+ RTL819x_2GHZ_CH01_11,
+ RTL819x_2GHZ_CH12_13,
+ RTL819x_2GHZ_CH14,
+ }
};
static bool _rtl_is_radar_freq(u16 center_freq)
@@ -106,8 +154,6 @@ static void _rtl_reg_apply_beaconing_flags(struct wiphy *wiphy,
const struct ieee80211_reg_rule *reg_rule;
struct ieee80211_channel *ch;
unsigned int i;
- u32 bandwidth = 0;
- int r;
for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
@@ -122,9 +168,9 @@ static void _rtl_reg_apply_beaconing_flags(struct wiphy *wiphy,
(ch->flags & IEEE80211_CHAN_RADAR))
continue;
if (initiator == NL80211_REGDOM_SET_BY_COUNTRY_IE) {
- r = freq_reg_info(wiphy, ch->center_freq,
- bandwidth, &reg_rule);
- if (r)
+ reg_rule = freq_reg_info(wiphy,
+ MHZ_TO_KHZ(ch->center_freq));
+ if (IS_ERR(reg_rule))
continue;
/*
@@ -136,16 +182,11 @@ static void _rtl_reg_apply_beaconing_flags(struct wiphy *wiphy,
*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;
+ if (!(reg_rule->flags & NL80211_RRF_NO_IR))
+ ch->flags &= ~IEEE80211_CHAN_NO_IR;
} else {
if (ch->beacon_found)
- ch->flags &= ~(IEEE80211_CHAN_NO_IBSS |
- IEEE80211_CHAN_PASSIVE_SCAN);
+ ch->flags &= ~IEEE80211_CHAN_NO_IR;
}
}
}
@@ -159,9 +200,9 @@ static void _rtl_reg_apply_active_scan_flags(struct wiphy *wiphy,
struct ieee80211_supported_band *sband;
struct ieee80211_channel *ch;
const struct ieee80211_reg_rule *reg_rule;
- u32 bandwidth = 0;
- int r;
+ if (!wiphy->bands[IEEE80211_BAND_2GHZ])
+ return;
sband = wiphy->bands[IEEE80211_BAND_2GHZ];
/*
@@ -170,35 +211,35 @@ static void _rtl_reg_apply_active_scan_flags(struct wiphy *wiphy,
*/
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;
+ if (ch->flags & IEEE80211_CHAN_NO_IR)
+ ch->flags &= ~IEEE80211_CHAN_NO_IR;
ch = &sband->channels[12]; /* CH 13 */
- if (ch->flags & IEEE80211_CHAN_PASSIVE_SCAN)
- ch->flags &= ~IEEE80211_CHAN_PASSIVE_SCAN;
+ if (ch->flags & IEEE80211_CHAN_NO_IR)
+ ch->flags &= ~IEEE80211_CHAN_NO_IR;
return;
}
/*
- *If a country IE has been recieved check its rule for this
+ *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 */
- r = freq_reg_info(wiphy, ch->center_freq, bandwidth, &reg_rule);
- if (!r) {
- if (!(reg_rule->flags & NL80211_RRF_PASSIVE_SCAN))
- if (ch->flags & IEEE80211_CHAN_PASSIVE_SCAN)
- ch->flags &= ~IEEE80211_CHAN_PASSIVE_SCAN;
+ reg_rule = freq_reg_info(wiphy, MHZ_TO_KHZ(ch->center_freq));
+ if (!IS_ERR(reg_rule)) {
+ if (!(reg_rule->flags & NL80211_RRF_NO_IR))
+ if (ch->flags & IEEE80211_CHAN_NO_IR)
+ ch->flags &= ~IEEE80211_CHAN_NO_IR;
}
ch = &sband->channels[12]; /* CH 13 */
- r = freq_reg_info(wiphy, ch->center_freq, bandwidth, &reg_rule);
- if (!r) {
- if (!(reg_rule->flags & NL80211_RRF_PASSIVE_SCAN))
- if (ch->flags & IEEE80211_CHAN_PASSIVE_SCAN)
- ch->flags &= ~IEEE80211_CHAN_PASSIVE_SCAN;
+ reg_rule = freq_reg_info(wiphy, MHZ_TO_KHZ(ch->center_freq));
+ if (!IS_ERR(reg_rule)) {
+ if (!(reg_rule->flags & NL80211_RRF_NO_IR))
+ if (ch->flags & IEEE80211_CHAN_NO_IR)
+ ch->flags &= ~IEEE80211_CHAN_NO_IR;
}
}
@@ -235,8 +276,7 @@ static void _rtl_reg_apply_radar_flags(struct wiphy *wiphy)
*/
if (!(ch->flags & IEEE80211_CHAN_DISABLED))
ch->flags |= IEEE80211_CHAN_RADAR |
- IEEE80211_CHAN_NO_IBSS |
- IEEE80211_CHAN_PASSIVE_SCAN;
+ IEEE80211_CHAN_NO_IR;
}
}
@@ -249,25 +289,9 @@ static void _rtl_reg_apply_world_flags(struct wiphy *wiphy,
return;
}
-static void _rtl_dump_channel_map(struct wiphy *wiphy)
-{
- enum ieee80211_band band;
- struct ieee80211_supported_band *sband;
- 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];
- }
-}
-
-static int _rtl_reg_notifier_apply(struct wiphy *wiphy,
- struct regulatory_request *request,
- struct rtl_regulatory *reg)
+static void _rtl_reg_notifier_apply(struct wiphy *wiphy,
+ struct regulatory_request *request,
+ struct rtl_regulatory *reg)
{
/* We always apply this */
_rtl_reg_apply_radar_flags(wiphy);
@@ -281,10 +305,6 @@ static int _rtl_reg_notifier_apply(struct wiphy *wiphy,
_rtl_reg_apply_world_flags(wiphy, request->initiator, reg);
break;
}
-
- _rtl_dump_channel_map(wiphy);
-
- return 0;
}
static const struct ieee80211_regdomain *_rtl_regdomain_select(
@@ -292,40 +312,43 @@ static const struct ieee80211_regdomain *_rtl_regdomain_select(
{
switch (reg->country_code) {
case COUNTRY_CODE_FCC:
+ return &rtl_regdom_no_midband;
case COUNTRY_CODE_IC:
return &rtl_regdom_11;
case COUNTRY_CODE_ETSI:
+ case COUNTRY_CODE_TELEC_NETGEAR:
+ return &rtl_regdom_60_64;
case COUNTRY_CODE_SPAIN:
case COUNTRY_CODE_FRANCE:
case COUNTRY_CODE_ISRAEL:
- case COUNTRY_CODE_TELEC_NETGEAR:
- return &rtl_regdom_world;
+ case COUNTRY_CODE_WORLD_WIDE_13:
+ return &rtl_regdom_12_13;
case COUNTRY_CODE_MKK:
case COUNTRY_CODE_MKK1:
case COUNTRY_CODE_TELEC:
case COUNTRY_CODE_MIC:
- return &rtl_regdom_global;
+ return &rtl_regdom_14_60_64;
case COUNTRY_CODE_GLOBAL_DOMAIN:
- return &rtl_regdom_global;
- case COUNTRY_CODE_WORLD_WIDE_13:
- return &rtl_regdom_world;
+ return &rtl_regdom_14;
default:
- return &rtl_regdom_world;
+ return &rtl_regdom_no_midband;
}
}
static int _rtl_regd_init_wiphy(struct rtl_regulatory *reg,
struct wiphy *wiphy,
- int (*reg_notifier) (struct wiphy *wiphy,
- struct regulatory_request *
- request))
+ void (*reg_notifier) (struct wiphy *wiphy,
+ struct regulatory_request *
+ request))
{
const struct ieee80211_regdomain *regd;
wiphy->reg_notifier = reg_notifier;
- wiphy->flags |= WIPHY_FLAG_CUSTOM_REGULATORY;
- wiphy->flags &= ~WIPHY_FLAG_STRICT_REGULATORY;
- wiphy->flags &= ~WIPHY_FLAG_DISABLE_BEACON_HINTS;
+
+ wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG;
+ wiphy->regulatory_flags &= ~REGULATORY_STRICT_REG;
+ wiphy->regulatory_flags &= ~REGULATORY_DISABLE_BEACON_HINTS;
+
regd = _rtl_regdomain_select(reg);
wiphy_apply_custom_regulatory(wiphy, regd);
_rtl_reg_apply_radar_flags(wiphy);
@@ -345,7 +368,7 @@ static struct country_code_to_enum_rd *_rtl_regd_find_country(u16 countrycode)
}
int rtl_regd_init(struct ieee80211_hw *hw,
- int (*reg_notifier) (struct wiphy *wiphy,
+ void (*reg_notifier) (struct wiphy *wiphy,
struct regulatory_request *request))
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
@@ -355,17 +378,15 @@ int rtl_regd_init(struct ieee80211_hw *hw,
if (wiphy == NULL || &rtlpriv->regd == NULL)
return -EINVAL;
- /* force the channel plan to world wide 13 */
- rtlpriv->regd.country_code = COUNTRY_CODE_WORLD_WIDE_13;
+ /* init country_code from efuse channel plan */
+ rtlpriv->regd.country_code = rtlpriv->efuse.channel_plan;
RT_TRACE(rtlpriv, COMP_REGD, DBG_TRACE,
- (KERN_DEBUG "rtl: EEPROM regdomain: 0x%0x\n",
- rtlpriv->regd.country_code));
+ "rtl: EEPROM regdomain: 0x%0x\n", rtlpriv->regd.country_code);
if (rtlpriv->regd.country_code >= COUNTRY_CODE_MAX) {
RT_TRACE(rtlpriv, COMP_REGD, DBG_DMESG,
- (KERN_DEBUG "rtl: EEPROM indicates invalid contry code"
- "world wide 13 should be used\n"));
+ "rtl: EEPROM indicates invalid contry code, world wide 13 should be used\n");
rtlpriv->regd.country_code = COUNTRY_CODE_WORLD_WIDE_13;
}
@@ -373,28 +394,28 @@ int rtl_regd_init(struct ieee80211_hw *hw,
country = _rtl_regd_find_country(rtlpriv->regd.country_code);
if (country) {
- rtlpriv->regd.alpha2[0] = country->isoName[0];
- rtlpriv->regd.alpha2[1] = country->isoName[1];
+ rtlpriv->regd.alpha2[0] = country->iso_name[0];
+ rtlpriv->regd.alpha2[1] = country->iso_name[1];
} else {
rtlpriv->regd.alpha2[0] = '0';
rtlpriv->regd.alpha2[1] = '0';
}
RT_TRACE(rtlpriv, COMP_REGD, DBG_TRACE,
- (KERN_DEBUG "rtl: Country alpha2 being used: %c%c\n",
- rtlpriv->regd.alpha2[0], rtlpriv->regd.alpha2[1]));
+ "rtl: Country alpha2 being used: %c%c\n",
+ rtlpriv->regd.alpha2[0], rtlpriv->regd.alpha2[1]);
_rtl_regd_init_wiphy(&rtlpriv->regd, wiphy, reg_notifier);
return 0;
}
-int rtl_reg_notifier(struct wiphy *wiphy, struct regulatory_request *request)
+void rtl_reg_notifier(struct wiphy *wiphy, struct regulatory_request *request)
{
struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy);
struct rtl_priv *rtlpriv = rtl_priv(hw);
- RT_TRACE(rtlpriv, COMP_REGD, DBG_LOUD, ("\n"));
+ RT_TRACE(rtlpriv, COMP_REGD, DBG_LOUD, "\n");
- return _rtl_reg_notifier_apply(wiphy, request, &rtlpriv->regd);
+ _rtl_reg_notifier_apply(wiphy, request, &rtlpriv->regd);
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-10 15:54:38 +0000