--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
-@@ -620,6 +620,7 @@ struct ath_softc {
+@@ -659,6 +659,7 @@ struct ath_softc {
struct ieee80211_hw *hw;
struct device *dev;
struct survey_info *cur_survey;
struct survey_info survey[ATH9K_NUM_CHANNELS];
-@@ -687,6 +688,7 @@ struct ath_softc {
- struct dfs_pattern_detector *dfs_detector;
+@@ -734,6 +735,7 @@ struct ath_softc {
+ #endif
};
+int ath9k_config(struct ieee80211_hw *hw, u32 changed);
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
-@@ -1591,6 +1591,50 @@ static const struct file_operations fops
+@@ -1579,6 +1579,50 @@ static const struct file_operations fops
.owner = THIS_MODULE
};
int ath9k_init_debug(struct ath_hw *ah)
{
struct ath_common *common = ath9k_hw_common(ah);
-@@ -1657,5 +1701,8 @@ int ath9k_init_debug(struct ath_hw *ah)
+@@ -1653,5 +1697,8 @@ int ath9k_init_debug(struct ath_hw *ah)
debugfs_create_file("eeprom", S_IRUSR, sc->debug.debugfs_phy, sc,
&fops_eeprom);
}
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
-@@ -1550,7 +1550,7 @@ static void ath9k_disable_ps(struct ath_
-
+@@ -1127,7 +1127,7 @@ static void ath9k_disable_ps(struct ath_
+ ath_dbg(common, PS, "PowerSave disabled\n");
}
-static int ath9k_config(struct ieee80211_hw *hw, u32 changed)
{
struct ath_softc *sc = hw->priv;
struct ath_hw *ah = sc->sc_ah;
-@@ -1601,9 +1601,11 @@ static int ath9k_config(struct ieee80211
+@@ -1181,9 +1181,11 @@ static int ath9k_config(struct ieee80211
if ((changed & IEEE80211_CONF_CHANGE_CHANNEL) || reset_channel) {
struct ieee80211_channel *curchan = hw->conf.channel;
if (ah->curchan)
old_pos = ah->curchan - &ah->channels[0];
-@@ -1651,7 +1653,23 @@ static int ath9k_config(struct ieee80211
+@@ -1226,7 +1228,23 @@ static int ath9k_config(struct ieee80211
memset(&sc->survey[pos], 0, sizeof(struct survey_info));
}
+ if (ath_set_channel(sc, hw, hchan) < 0) {
ath_err(common, "Unable to set channel\n");
mutex_unlock(&sc->mutex);
- return -EINVAL;
+ ath9k_ps_restore(sc);