1 files changed, 20 insertions, 0 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.c b/drivers/net/wireless/iwlwifi/iwl-sta.c
index ed07566f22ee..983f10760fb0 100644
--- a/drivers/net/wireless/iwlwifi/iwl-sta.c
+++ b/drivers/net/wireless/iwlwifi/iwl-sta.c
@@ -921,3 +921,23 @@ int iwl_get_sta_id(struct iwl_priv *priv, struct ieee80211_hdr *hdr)
 }
 EXPORT_SYMBOL(iwl_get_sta_id);
 
+
+/**
+ * iwl_sta_modify_enable_tid_tx - Enable Tx for this TID in station table
+ */
+void iwl_sta_modify_enable_tid_tx(struct iwl_priv *priv, int sta_id, int tid)
+{
+        unsigned long flags;
+
+        /* Remove "disable" flag, to enable Tx for this TID */
+        spin_lock_irqsave(&priv->sta_lock, flags);
+        priv->stations[sta_id].sta.sta.modify_mask = STA_MODIFY_TID_DISABLE_TX;
+        priv->stations[sta_id].sta.tid_disable_tx &= cpu_to_le16(~(1 << tid));
+        priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK;
+        spin_unlock_irqrestore(&priv->sta_lock, flags);
+
+        iwl_send_add_sta(priv, &priv->stations[sta_id].sta, CMD_ASYNC);
+}
+EXPORT_SYMBOL(iwl_sta_modify_enable_tid_tx);
+
+