ath9k_hw: Move code which populates ds_data to ath9k_hw

Signed-off-by: Vasanthakumar Thiagarajan <vasanth@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

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

@@ -93,8 +93,6 @@ static void ath_beacon_setup(struct ath_softc *sc, struct ath_vif *avp,
 		antenna = ((sc->beacon.ast_be_xmit / sc->nbcnvifs) & 1 ? 2 : 1);
 	}
 
-	ds->ds_data = bf->bf_buf_addr;
-
 	sband = &sc->sbands[common->hw->conf.channel->band];
 	rate = sband->bitrates[rateidx].hw_value;
 	if (sc->sc_flags & SC_OP_PREAMBLE_SHORT)
@@ -109,7 +107,7 @@ static void ath_beacon_setup(struct ath_softc *sc, struct ath_vif *avp,
 
 	/* NB: beacon's BufLen must be a multiple of 4 bytes */
 	ath9k_hw_filltxdesc(ah, ds, roundup(skb->len, 4),
-			    true, true, ds);
+			    true, true, ds, bf->bf_buf_addr);
 
 	memset(series, 0, sizeof(struct ath9k_11n_rate_series) * 4);
 	series[0].Tries = 1;

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

@@ -220,10 +220,13 @@ EXPORT_SYMBOL(ath9k_hw_stoptxdma);
 
 void ath9k_hw_filltxdesc(struct ath_hw *ah, struct ath_desc *ds,
 			 u32 segLen, bool firstSeg,
-			 bool lastSeg, const struct ath_desc *ds0)
+			 bool lastSeg, const struct ath_desc *ds0,
+			 dma_addr_t buf_addr)
 {
 	struct ar5416_desc *ads = AR5416DESC(ds);
 
+	ads->ds_data = buf_addr;
+
 	if (firstSeg) {
 		ads->ds_ctl1 |= segLen | (lastSeg ? 0 : AR_TxMore);
 	} else if (lastSeg) {

drivers/net/wireless/ath/ath9k/mac.h

@@ -693,7 +693,8 @@ bool ath9k_hw_updatetxtriglevel(struct ath_hw *ah, bool bIncTrigLevel);
 bool ath9k_hw_stoptxdma(struct ath_hw *ah, u32 q);
 void ath9k_hw_filltxdesc(struct ath_hw *ah, struct ath_desc *ds,
 			 u32 segLen, bool firstSeg,
-			 bool lastSeg, const struct ath_desc *ds0);
+			 bool lastSeg, const struct ath_desc *ds0,
+			 dma_addr_t buf_addr);
 void ath9k_hw_cleartxdesc(struct ath_hw *ah, struct ath_desc *ds);
 int ath9k_hw_txprocdesc(struct ath_hw *ah, struct ath_desc *ds,
 			struct ath_tx_status *ts);

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

@@ -1660,7 +1660,6 @@ static void ath_tx_start_dma(struct ath_softc *sc, struct ath_buf *bf,
 
 	ds = bf->bf_desc;
 	ds->ds_link = 0;
-	ds->ds_data = bf->bf_buf_addr;
 
 	ath9k_hw_set11n_txdesc(ah, ds, bf->bf_frmlen, frm_type, MAX_RATE_POWER,
 			       bf->bf_keyix, bf->bf_keytype, bf->bf_flags);
@@ -1669,7 +1668,8 @@ static void ath_tx_start_dma(struct ath_softc *sc, struct ath_buf *bf,
 			    skb->len,	/* segment length */
 			    true,	/* first segment */
 			    true,	/* last segment */
-			    ds);	/* first descriptor */
+			    ds,		/* first descriptor */
+			    bf->bf_buf_addr);
 
 	spin_lock_bh(&txctl->txq->axq_lock);