wl1271: Fix tid-configuration of TX frames

Incorrect TID was configured for TX frames. This resulted in incorrect
queues to be used for classes in transmission.
Signed-off-by: Juuso Oikarinen <juuso.oikarinen@nokia.com>
Reviewed-by: Luciano Coelho <luciano.coelho@nokia.com>
Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com>

drivers/net/wireless/wl12xx/wl1271_tx.c

@@ -110,9 +110,9 @@ static int wl1271_tx_fill_hdr(struct wl1271 *wl, struct sk_buff *skb,
 	/* configure the tx attributes */
 	tx_attr = wl->session_counter << TX_HW_ATTR_OFST_SESSION_COUNTER;
 
-	/* queue */
+	/* queue (we use same identifiers for tid's and ac's */
 	ac = wl1271_tx_get_queue(skb_get_queue_mapping(skb));
-	desc->tid = wl1271_tx_ac_to_tid(ac);
+	desc->tid = ac;
 
 	desc->aid = TX_HW_DEFAULT_AID;
 	desc->reserved = 0;

drivers/net/wireless/wl12xx/wl1271_tx.h

@@ -139,23 +139,6 @@ static inline int wl1271_tx_get_queue(int queue)
 	}
 }
 
-/* wl1271 tx descriptor needs the tid and we need to convert it from ac */
-static inline int wl1271_tx_ac_to_tid(int ac)
-{
-	switch (ac) {
-	case 0:
-		return 0;
-	case 1:
-		return 2;
-	case 2:
-		return 4;
-	case 3:
-		return 6;
-	default:
-		return 0;
-	}
-}
-
 void wl1271_tx_work(struct work_struct *work);
 void wl1271_tx_complete(struct wl1271 *wl);
 void wl1271_tx_reset(struct wl1271 *wl);