ath9k: add WDS interfaces to ath9k

Enable WDS for the ath9k driver.
Signed-off-by: Bill Jordan <bjordan@rajant.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath/ath9k/init.c

@@ -657,6 +657,7 @@ void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
 
 	hw->wiphy->interface_modes =
 		BIT(NL80211_IFTYPE_AP) |
+		BIT(NL80211_IFTYPE_WDS) |
 		BIT(NL80211_IFTYPE_STATION) |
 		BIT(NL80211_IFTYPE_ADHOC) |
 		BIT(NL80211_IFTYPE_MESH_POINT);

drivers/net/wireless/ath/ath9k/main.c

@@ -1374,6 +1374,9 @@ static int ath9k_add_interface(struct ieee80211_hw *hw,
 	case NL80211_IFTYPE_STATION:
 		ic_opmode = NL80211_IFTYPE_STATION;
 		break;
+	case NL80211_IFTYPE_WDS:
+		ic_opmode = NL80211_IFTYPE_WDS;
+		break;
 	case NL80211_IFTYPE_ADHOC:
 	case NL80211_IFTYPE_AP:
 	case NL80211_IFTYPE_MESH_POINT: