ath9k: fix tx power display

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@23541 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 115 insertions, 0 deletions

diff --git a/package/mac80211/patches/522-ath9k_tx_power_init.patch b/package/mac80211/patches/522-ath9k_tx_power_init.patch
new file mode 100644
index 0000000000..b8138af255
--- /dev/null
+++ b/package/mac80211/patches/522-ath9k_tx_power_init.patch
@@ -0,0 +1,115 @@
+--- a/drivers/net/wireless/ath/ath9k/init.c
++++ b/drivers/net/wireless/ath/ath9k/init.c
+@@ -650,6 +650,37 @@ err_hw:
+ 	return ret;
+ }
+ 
++static void ath9k_init_band_txpower(struct ath_softc *sc, int band)
++{
++	struct ieee80211_supported_band *sband;
++	struct ieee80211_channel *chan;
++	struct ath_hw *ah = sc->sc_ah;
++	struct ath_regulatory *reg = ath9k_hw_regulatory(ah);
++	int i;
++
++	sband = &sc->sbands[band];
++	for (i = 0; i < sband->n_channels; i++) {
++		chan = &sband->channels[i];
++		ah->curchan = &ah->channels[chan->hw_value];
++		ath9k_cmn_update_ichannel(ah->curchan, chan, NL80211_CHAN_HT20);
++		ath9k_hw_set_txpowerlimit(ah, MAX_RATE_POWER, true);
++		chan->max_power = reg->max_power_level / 2;
++	}
++}
++
++static void ath9k_init_txpower_limits(struct ath_softc *sc)
++{
++	struct ath_hw *ah = sc->sc_ah;
++	struct ath9k_channel *curchan = ah->curchan;
++
++	if (ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ)
++		ath9k_init_band_txpower(sc, IEEE80211_BAND_2GHZ);
++	if (ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ)
++		ath9k_init_band_txpower(sc, IEEE80211_BAND_5GHZ);
++
++	ah->curchan = curchan;
++}
++
+ void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
+ {
+ 	struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+@@ -765,6 +796,8 @@ int ath9k_init_device(u16 devid, struct 
+ 	if (error != 0)
+ 		goto error_rx;
+ 
++	ath9k_init_txpower_limits(sc);
++
+ 	/* Register with mac80211 */
+ 	error = ieee80211_register_hw(hw);
+ 	if (error)
+--- a/drivers/net/wireless/ath/ath9k/common.c
++++ b/drivers/net/wireless/ath/ath9k/common.c
+@@ -107,12 +107,10 @@ static u32 ath9k_get_extchanmode(struct 
+ /*
+  * Update internal channel flags.
+  */
+-void ath9k_cmn_update_ichannel(struct ieee80211_hw *hw,
+-			       struct ath9k_channel *ichan)
++void ath9k_cmn_update_ichannel(struct ath9k_channel *ichan,
++			       struct ieee80211_channel *chan,
++			       enum nl80211_channel_type channel_type)
+ {
+-	struct ieee80211_channel *chan = hw->conf.channel;
+-	struct ieee80211_conf *conf = &hw->conf;
+-
+ 	ichan->channel = chan->center_freq;
+ 	ichan->chan = chan;
+ 
+@@ -124,9 +122,8 @@ void ath9k_cmn_update_ichannel(struct ie
+ 		ichan->channelFlags = CHANNEL_5GHZ | CHANNEL_OFDM;
+ 	}
+ 
+-	if (conf_is_ht(conf))
+-		ichan->chanmode = ath9k_get_extchanmode(chan,
+-							conf->channel_type);
++	if (channel_type != NL80211_CHAN_NO_HT)
++		ichan->chanmode = ath9k_get_extchanmode(chan, channel_type);
+ }
+ EXPORT_SYMBOL(ath9k_cmn_update_ichannel);
+ 
+@@ -142,7 +139,7 @@ struct ath9k_channel *ath9k_cmn_get_curc
+ 
+ 	chan_idx = curchan->hw_value;
+ 	channel = &ah->channels[chan_idx];
+-	ath9k_cmn_update_ichannel(hw, channel);
++	ath9k_cmn_update_ichannel(channel, curchan, hw->conf.channel_type);
+ 
+ 	return channel;
+ }
+--- a/drivers/net/wireless/ath/ath9k/common.h
++++ b/drivers/net/wireless/ath/ath9k/common.h
+@@ -62,8 +62,9 @@ enum ath_stomp_type {
+ 
+ int ath9k_cmn_padpos(__le16 frame_control);
+ int ath9k_cmn_get_hw_crypto_keytype(struct sk_buff *skb);
+-void ath9k_cmn_update_ichannel(struct ieee80211_hw *hw,
+-			       struct ath9k_channel *ichan);
++void ath9k_cmn_update_ichannel(struct ath9k_channel *ichan,
++			       struct ieee80211_channel *chan,
++			       enum nl80211_channel_type channel_type);
+ struct ath9k_channel *ath9k_cmn_get_curchannel(struct ieee80211_hw *hw,
+ 					       struct ath_hw *ah);
+ int ath9k_cmn_count_streams(unsigned int chainmask, int max);
+--- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c
++++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
+@@ -1405,7 +1405,9 @@ static int ath9k_htc_config(struct ieee8
+ 		ath_print(common, ATH_DBG_CONFIG, "Set channel: %d MHz\n",
+ 			  curchan->center_freq);
+ 
+-		ath9k_cmn_update_ichannel(hw, &priv->ah->channels[pos]);
++		ath9k_cmn_update_ichannel(&priv->ah->channels[pos],
++					  hw->conf.channel,
++					  hw->conf.channel_type);
+ 
+ 		if (ath9k_htc_set_channel(priv, hw, &priv->ah->channels[pos]) < 0) {
+ 			ath_print(common, ATH_DBG_FATAL,