1 files changed, 21 insertions, 0 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 4beddade7423..1921307a23b8 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -1872,6 +1872,16 @@ int iwl_mac_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
         if (err)
                 goto out_err;
 
+        if (priv->cfg->advanced_bt_coexist &&
+            vif->type == NL80211_IFTYPE_ADHOC) {
+                /*
+                 * pretend to have high BT traffic as long as we
+                 * are operating in IBSS mode, as this will cause
+                 * the rate scaling etc. to behave as intended.
+                 */
+                priv->bt_traffic_load = IWL_BT_COEX_TRAFFIC_LOAD_HIGH;
+        }
+
         goto out;
 
  out_err:
@@ -1909,6 +1919,17 @@ void iwl_mac_remove_interface(struct ieee80211_hw *hw,
                 }
                 memset(priv->bssid, 0, ETH_ALEN);
         }
+
+        /*
+         * When removing the IBSS interface, overwrite the
+         * BT traffic load with the stored one from the last
+         * notification, if any. If this is a device that
+         * doesn't implement this, this has no effect since
+         * both values are the same and zero.
+         */
+        if (vif->type == NL80211_IFTYPE_ADHOC)
+                priv->bt_traffic_load = priv->notif_bt_traffic_load;
+
         mutex_unlock(&priv->mutex);
 
         if (scan_completed)