ath9k_htc: Update HT configuration properly
Use BSS_CHANGED_HT to handle HT parameter changes.
The rate information on the target has to be updated
to handle changes in HT configuration.
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
index fe5debf..80feeb3 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
@@ -409,6 +409,33 @@
sta->addr, be32_to_cpu(trate.capflags));
}
+static void ath9k_htc_update_rate(struct ath9k_htc_priv *priv,
+ struct ieee80211_vif *vif,
+ struct ieee80211_bss_conf *bss_conf)
+{
+ struct ath_common *common = ath9k_hw_common(priv->ah);
+ struct ath9k_htc_target_rate trate;
+ struct ieee80211_sta *sta;
+ int ret;
+
+ memset(&trate, 0, sizeof(struct ath9k_htc_target_rate));
+
+ rcu_read_lock();
+ sta = ieee80211_find_sta(vif, bss_conf->bssid);
+ if (!sta) {
+ rcu_read_unlock();
+ return;
+ }
+ ath9k_htc_setup_rate(priv, sta, &trate);
+ rcu_read_unlock();
+
+ ret = ath9k_htc_send_rate_cmd(priv, &trate);
+ if (!ret)
+ ath_print(common, ATH_DBG_CONFIG,
+ "Updated target sta: %pM, rate caps: 0x%X\n",
+ bss_conf->bssid, be32_to_cpu(trate.capflags));
+}
+
static int ath9k_htc_aggr_oper(struct ath9k_htc_priv *priv,
struct ieee80211_vif *vif,
u8 *sta_addr, u8 tid, bool oper)
@@ -1595,6 +1622,9 @@
ath9k_hw_init_global_settings(ah);
}
+ if (changed & BSS_CHANGED_HT)
+ ath9k_htc_update_rate(priv, vif, bss_conf);
+
ath9k_htc_ps_restore(priv);
mutex_unlock(&priv->mutex);
}