Signed-off-by: Sujith <Sujith.Manoharan@xxxxxxxxxxx>
---
drivers/net/wireless/ath9k/xmit.c | 23 +++++++----------------
1 files changed, 7 insertions(+), 16 deletions(-)
diff --git a/drivers/net/wireless/ath9k/xmit.c b/drivers/net/wireless/ath9k/xmit.c
index 4c9a03e..50d4105 100644
--- a/drivers/net/wireless/ath9k/xmit.c
+++ b/drivers/net/wireless/ath9k/xmit.c
@@ -1646,7 +1646,7 @@ static void ath_txq_drain_pending_buffers(struct ath_softc *sc,
}
static void ath_tx_setup_buffer(struct ath_softc *sc, struct ath_buf *bf,
- struct sk_buff *skb, struct scatterlist *sg,
+ struct sk_buff *skb,
struct ath_tx_control *txctl)
{
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
@@ -1711,7 +1711,6 @@ static void ath_tx_setup_buffer(struct ath_softc *sc, struct ath_buf *bf,
/* FIXME: tx power */
static void ath_tx_start_dma(struct ath_softc *sc, struct ath_buf *bf,
- struct scatterlist *sg, u32 n_sg,
struct ath_tx_control *txctl)
{
struct sk_buff *skb = (struct sk_buff *)bf->bf_mpdu;
@@ -1740,10 +1739,10 @@ static void ath_tx_start_dma(struct ath_softc *sc, struct ath_buf *bf,
bf->bf_keyix, bf->bf_keytype, bf->bf_flags);
ath9k_hw_filltxdesc(ah, ds,
- sg_dma_len(sg), /* segment length */
- true, /* first segment */
- (n_sg == 1) ? true : false, /* last segment */
- ds); /* first descriptor */
+ skb->len, /* segment length */
+ true, /* first segment */
+ true, /* last segment */
+ ds); /* first descriptor */
bf->bf_lastfrm = bf;
@@ -1783,7 +1782,6 @@ int ath_tx_start(struct ath_softc *sc, struct sk_buff *skb,
struct ath_tx_control *txctl)
{
struct ath_buf *bf;
- struct scatterlist sg;
/* Check if a tx buffer is available */
@@ -1794,15 +1792,8 @@ int ath_tx_start(struct ath_softc *sc, struct sk_buff *skb,
return -1;
}
- ath_tx_setup_buffer(sc, bf, skb, &sg, txctl);
-
- /* Setup S/G */
-
- memset(&sg, 0, sizeof(struct scatterlist));
- sg_dma_address(&sg) = bf->bf_dmacontext;
- sg_dma_len(&sg) = skb->len;
-
- ath_tx_start_dma(sc, bf, &sg, 1, txctl);
+ ath_tx_setup_buffer(sc, bf, skb, txctl);
+ ath_tx_start_dma(sc, bf, txctl);
return 0;
}
--
1.6.0.3
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