diff options
Diffstat (limited to 'package/kernel')
| -rw-r--r-- | package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh | 6 | ||||
| -rw-r--r-- | package/kernel/mac80211/patches/subsys/500-mac80211_configure_antenna_gain.patch | 162 |
2 files changed, 2 insertions, 166 deletions
diff --git a/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh b/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh index 39683376b5..db1ba231f3 100644 --- a/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh +++ b/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh @@ -26,7 +26,7 @@ drv_mac80211_init_device_config() { config_add_string tx_burst config_add_string distance config_add_int beacon_int chanbw frag rts - config_add_int rxantenna txantenna antenna_gain txpower min_tx_power + config_add_int rxantenna txantenna txpower min_tx_power config_add_boolean noscan ht_coex acs_exclude_dfs background_radar config_add_array ht_capab config_add_array channels @@ -1080,7 +1080,7 @@ drv_mac80211_setup() { json_get_vars \ phy macaddr path \ country chanbw distance \ - txpower antenna_gain \ + txpower \ rxantenna txantenna \ frag rts beacon_int:100 htmode json_get_values basic_rate_list basic_rate @@ -1127,7 +1127,6 @@ drv_mac80211_setup() { set_default rxantenna 0xffffffff set_default txantenna 0xffffffff set_default distance 0 - set_default antenna_gain 0 [ "$txantenna" = "all" ] && txantenna=0xffffffff [ "$rxantenna" = "all" ] && rxantenna=0xffffffff @@ -1136,7 +1135,6 @@ drv_mac80211_setup() { wireless_set_data phy="$phy" txantenna="$txantenna" rxantenna="$rxantenna" iw phy "$phy" set antenna $txantenna $rxantenna >/dev/null 2>&1 - iw phy "$phy" set antenna_gain $antenna_gain >/dev/null 2>&1 iw phy "$phy" set distance "$distance" >/dev/null 2>&1 if [ -n "$txpower" ]; then diff --git a/package/kernel/mac80211/patches/subsys/500-mac80211_configure_antenna_gain.patch b/package/kernel/mac80211/patches/subsys/500-mac80211_configure_antenna_gain.patch deleted file mode 100644 index 58a590682a..0000000000 --- a/package/kernel/mac80211/patches/subsys/500-mac80211_configure_antenna_gain.patch +++ /dev/null @@ -1,162 +0,0 @@ ---- a/include/net/cfg80211.h -+++ b/include/net/cfg80211.h -@@ -4084,6 +4084,7 @@ struct mgmt_frame_regs { - * (as advertised by the nl80211 feature flag.) - * @get_tx_power: store the current TX power into the dbm variable; - * return 0 if successful -+ * @set_antenna_gain: set antenna gain to reduce maximum tx power if necessary - * - * @rfkill_poll: polls the hw rfkill line, use cfg80211 reporting - * functions to adjust rfkill hw state -@@ -4434,6 +4435,7 @@ struct cfg80211_ops { - enum nl80211_tx_power_setting type, int mbm); - int (*get_tx_power)(struct wiphy *wiphy, struct wireless_dev *wdev, - int *dbm); -+ int (*set_antenna_gain)(struct wiphy *wiphy, int dbi); - - void (*rfkill_poll)(struct wiphy *wiphy); - ---- a/include/net/mac80211.h -+++ b/include/net/mac80211.h -@@ -1677,6 +1677,7 @@ enum ieee80211_smps_mode { - * - * @power_level: requested transmit power (in dBm), backward compatibility - * value only that is set to the minimum of all interfaces -+ * @max_antenna_gain: maximum antenna gain adjusted by user config (in dBi) - * - * @chandef: the channel definition to tune to - * @radar_enabled: whether radar detection is enabled -@@ -1697,6 +1698,7 @@ enum ieee80211_smps_mode { - struct ieee80211_conf { - u32 flags; - int power_level, dynamic_ps_timeout; -+ int max_antenna_gain; - - u16 listen_interval; - u8 ps_dtim_period; ---- a/include/uapi/linux/nl80211.h -+++ b/include/uapi/linux/nl80211.h -@@ -2749,6 +2749,9 @@ enum nl80211_commands { - * When used with %NL80211_CMD_FRAME_TX_STATUS, indicates the ack RX - * timestamp. When used with %NL80211_CMD_FRAME RX notification, indicates - * the incoming frame RX timestamp. -+ * @NL80211_ATTR_WIPHY_ANTENNA_GAIN: Configured antenna gain. Used to reduce -+ * transmit power to stay within regulatory limits. u32, dBi. -+ * - * @NUM_NL80211_ATTR: total number of nl80211_attrs available - * @NL80211_ATTR_MAX: highest attribute number currently defined - * @__NL80211_ATTR_AFTER_LAST: internal use -@@ -3277,6 +3280,8 @@ enum nl80211_attrs { - NL80211_ATTR_TX_HW_TIMESTAMP, - NL80211_ATTR_RX_HW_TIMESTAMP, - -+ NL80211_ATTR_WIPHY_ANTENNA_GAIN, -+ - /* add attributes here, update the policy in nl80211.c */ - - __NL80211_ATTR_AFTER_LAST, ---- a/net/mac80211/cfg.c -+++ b/net/mac80211/cfg.c -@@ -3046,6 +3046,19 @@ static int ieee80211_get_tx_power(struct - return 0; - } - -+static int ieee80211_set_antenna_gain(struct wiphy *wiphy, int dbi) -+{ -+ struct ieee80211_local *local = wiphy_priv(wiphy); -+ -+ if (dbi < 0) -+ return -EINVAL; -+ -+ local->user_antenna_gain = dbi; -+ ieee80211_hw_config(local, 0); -+ -+ return 0; -+} -+ - static void ieee80211_rfkill_poll(struct wiphy *wiphy) - { - struct ieee80211_local *local = wiphy_priv(wiphy); -@@ -4956,6 +4969,7 @@ const struct cfg80211_ops mac80211_confi - .set_wiphy_params = ieee80211_set_wiphy_params, - .set_tx_power = ieee80211_set_tx_power, - .get_tx_power = ieee80211_get_tx_power, -+ .set_antenna_gain = ieee80211_set_antenna_gain, - .rfkill_poll = ieee80211_rfkill_poll, - CFG80211_TESTMODE_CMD(ieee80211_testmode_cmd) - CFG80211_TESTMODE_DUMP(ieee80211_testmode_dump) ---- a/net/mac80211/ieee80211_i.h -+++ b/net/mac80211/ieee80211_i.h -@@ -1542,6 +1542,7 @@ struct ieee80211_local { - int dynamic_ps_forced_timeout; - - int user_power_level; /* in dBm, for all interfaces */ -+ int user_antenna_gain; /* in dBi */ - - enum ieee80211_smps_mode smps_mode; - ---- a/net/mac80211/main.c -+++ b/net/mac80211/main.c -@@ -96,7 +96,7 @@ static u32 ieee80211_hw_conf_chan(struct - struct ieee80211_sub_if_data *sdata; - struct cfg80211_chan_def chandef = {}; - u32 changed = 0; -- int power; -+ int power, max_power; - u32 offchannel_flag; - - offchannel_flag = local->hw.conf.flags & IEEE80211_CONF_OFFCHANNEL; -@@ -157,6 +157,12 @@ static u32 ieee80211_hw_conf_chan(struct - } - rcu_read_unlock(); - -+ max_power = chandef.chan->max_reg_power; -+ if (local->user_antenna_gain > 0) { -+ max_power -= local->user_antenna_gain; -+ power = min(power, max_power); -+ } -+ - if (local->hw.conf.power_level != power) { - changed |= IEEE80211_CONF_CHANGE_POWER; - local->hw.conf.power_level = power; -@@ -762,6 +768,7 @@ struct ieee80211_hw *ieee80211_alloc_hw_ - IEEE80211_RADIOTAP_MCS_HAVE_BW; - local->hw.radiotap_vht_details = IEEE80211_RADIOTAP_VHT_KNOWN_GI | - IEEE80211_RADIOTAP_VHT_KNOWN_BANDWIDTH; -+ local->user_antenna_gain = 0; - local->hw.uapsd_queues = IEEE80211_DEFAULT_UAPSD_QUEUES; - local->hw.uapsd_max_sp_len = IEEE80211_DEFAULT_MAX_SP_LEN; - local->hw.max_mtu = IEEE80211_MAX_DATA_LEN; ---- a/net/wireless/nl80211.c -+++ b/net/wireless/nl80211.c -@@ -799,6 +799,7 @@ static const struct nla_policy nl80211_p - [NL80211_ATTR_MLD_ADDR] = NLA_POLICY_EXACT_LEN(ETH_ALEN), - [NL80211_ATTR_MLO_SUPPORT] = { .type = NLA_FLAG }, - [NL80211_ATTR_MAX_NUM_AKM_SUITES] = { .type = NLA_REJECT }, -+ [NL80211_ATTR_WIPHY_ANTENNA_GAIN] = { .type = NLA_U32 }, - }; - - /* policy for the key attributes */ -@@ -3511,6 +3512,22 @@ static int nl80211_set_wiphy(struct sk_b - if (result) - goto out; - } -+ -+ if (info->attrs[NL80211_ATTR_WIPHY_ANTENNA_GAIN]) { -+ int idx, dbi = 0; -+ -+ if (!rdev->ops->set_antenna_gain) { -+ result = -EOPNOTSUPP; -+ goto out; -+ } -+ -+ idx = NL80211_ATTR_WIPHY_ANTENNA_GAIN; -+ dbi = nla_get_u32(info->attrs[idx]); -+ -+ result = rdev->ops->set_antenna_gain(&rdev->wiphy, dbi); -+ if (result) -+ goto out; -+ } - - if (info->attrs[NL80211_ATTR_WIPHY_TX_POWER_SETTING]) { - struct wireless_dev *txp_wdev = wdev; |