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path: root/drivers/net/wireless/ath/ath9k/xmit.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/xmit.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/xmit.c67
1 files changed, 20 insertions, 47 deletions
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index c35033f1a5e0..f3f0d1c6ad0a 100644
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -1742,41 +1742,14 @@ static void ath_tx_start_dma(struct ath_softc *sc, struct ath_buf *bf,
int ath_tx_start(struct ieee80211_hw *hw, struct sk_buff *skb,
struct ath_tx_control *txctl)
{
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct ath_wiphy *aphy = hw->priv;
struct ath_softc *sc = aphy->sc;
struct ath_txq *txq = txctl->txq;
struct ath_buf *bf;
- int q;
-
- bf = ath_tx_setup_buffer(hw, skb);
- if (unlikely(!bf))
- return -ENOMEM;
-
- q = skb_get_queue_mapping(skb);
- spin_lock_bh(&txq->axq_lock);
- if (txq == sc->tx.txq_map[q] &&
- ++txq->pending_frames > ATH_MAX_QDEPTH && !txq->stopped) {
- ath_mac80211_stop_queue(sc, q);
- txq->stopped = 1;
- }
- spin_unlock_bh(&txq->axq_lock);
-
- ath_tx_start_dma(sc, bf, txctl);
-
- return 0;
-}
-
-void ath_tx_cabq(struct ieee80211_hw *hw, struct sk_buff *skb)
-{
- struct ath_wiphy *aphy = hw->priv;
- struct ath_softc *sc = aphy->sc;
- struct ath_common *common = ath9k_hw_common(sc->sc_ah);
- struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
int padpos, padsize;
- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
- struct ath_tx_control txctl;
-
- memset(&txctl, 0, sizeof(struct ath_tx_control));
+ int q;
/*
* As a temporary workaround, assign seq# here; this will likely need
@@ -1793,30 +1766,30 @@ void ath_tx_cabq(struct ieee80211_hw *hw, struct sk_buff *skb)
/* Add the padding after the header if this is not already done */
padpos = ath9k_cmn_padpos(hdr->frame_control);
padsize = padpos & 3;
- if (padsize && skb->len>padpos) {
- if (skb_headroom(skb) < padsize) {
- ath_print(common, ATH_DBG_XMIT,
- "TX CABQ padding failed\n");
- dev_kfree_skb_any(skb);
- return;
- }
+ if (padsize && skb->len > padpos) {
+ if (skb_headroom(skb) < padsize)
+ return -ENOMEM;
+
skb_push(skb, padsize);
memmove(skb->data, skb->data + padsize, padpos);
}
- txctl.txq = sc->beacon.cabq;
-
- ath_print(common, ATH_DBG_XMIT,
- "transmitting CABQ packet, skb: %p\n", skb);
+ bf = ath_tx_setup_buffer(hw, skb);
+ if (unlikely(!bf))
+ return -ENOMEM;
- if (ath_tx_start(hw, skb, &txctl) != 0) {
- ath_print(common, ATH_DBG_XMIT, "CABQ TX failed\n");
- goto exit;
+ q = skb_get_queue_mapping(skb);
+ spin_lock_bh(&txq->axq_lock);
+ if (txq == sc->tx.txq_map[q] &&
+ ++txq->pending_frames > ATH_MAX_QDEPTH && !txq->stopped) {
+ ath_mac80211_stop_queue(sc, q);
+ txq->stopped = 1;
}
+ spin_unlock_bh(&txq->axq_lock);
- return;
-exit:
- dev_kfree_skb_any(skb);
+ ath_tx_start_dma(sc, bf, txctl);
+
+ return 0;
}
/*****************/
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