ath9k: merge another round of cleanups and fixes submitted to linux-wireless

[openwrt.git] / package / kernel / mac80211 / patches / 523-ath9k_use_configured_antenna_gain.patch

diff --git a/package/kernel/mac80211/patches/523-ath9k_use_configured_antenna_gain.patch b/package/kernel/mac80211/patches/523-ath9k_use_configured_antenna_gain.patch
new file mode 100644 (file)
index 0000000..afc5ba6
--- /dev/null
+++ b/package/kernel/mac80211/patches/523-ath9k_use_configured_antenna_gain.patch
@@ -0,0 +1,34 @@
+--- a/drivers/net/wireless/ath/ath.h
++++ b/drivers/net/wireless/ath/ath.h
+@@ -73,6 +73,7 @@ struct ath_regulatory {
+       u16 max_power_level;
+       u16 current_rd;
+       int16_t power_limit;
++      int16_t max_antenna_gain;
+       struct reg_dmn_pair_mapping *regpair;
+ };
+ 
+--- a/drivers/net/wireless/ath/ath9k/hw.c
++++ b/drivers/net/wireless/ath/ath9k/hw.c
+@@ -2841,7 +2841,7 @@ void ath9k_hw_apply_txpower(struct ath_h
+       channel = chan->chan;
+       chan_pwr = min_t(int, channel->max_power * 2, MAX_RATE_POWER);
+       new_pwr = min_t(int, chan_pwr, reg->power_limit);
+-      max_gain = chan_pwr - new_pwr + channel->max_antenna_gain * 2;
++      max_gain = chan_pwr - new_pwr + reg->max_antenna_gain * 2;
+ 
+       ant_gain = get_antenna_gain(ah, chan);
+       if (ant_gain > max_gain)
+--- a/drivers/net/wireless/ath/ath9k/main.c
++++ b/drivers/net/wireless/ath/ath9k/main.c
+@@ -1345,7 +1345,10 @@ static int ath9k_config(struct ieee80211
+       }
+ 
+       if (changed & IEEE80211_CONF_CHANGE_POWER) {
++              struct ath_regulatory *reg = ath9k_hw_regulatory(ah);
++
+               ath_dbg(common, CONFIG, "Set power: %d\n", conf->power_level);
++              reg->max_antenna_gain = conf->max_antenna_gain;
+               sc->config.txpowlimit = 2 * conf->power_level;
+               ath9k_cmn_update_txpow(ah, sc->curtxpow,
+                                      sc->config.txpowlimit, &sc->curtxpow);