mac80211: use nl80211 interface types

There's really no reason for mac80211 to be using its
own interface type defines. Use the nl80211 types and
simplify the configuration code a bit: there's no need
to translate them any more now.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath5k/attach.c

@@ -124,7 +124,7 @@ struct ath5k_hw *ath5k_hw_attach(struct ath5k_softc *sc, u8 mac_version)
 	/*
 	 * HW information
 	 */
-	ah->ah_op_mode = IEEE80211_IF_TYPE_STA;
+	ah->ah_op_mode = NL80211_IFTYPE_STATION;
 	ah->ah_radar.r_enabled = AR5K_TUNE_RADAR_ALERT;
 	ah->ah_turbo = false;
 	ah->ah_txpower.txp_tpc = AR5K_TUNE_TPC_TXPOWER;