diff options
| author | Felix Fietkau <nbd@openwrt.org> | 2013-08-06 14:18:04 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2013-08-09 15:58:04 -0400 |
| commit | 1803d02d7a262e451b26e6134786cced02ab2d1e (patch) | |
| tree | c873c88c0ad449af066c6af5ce6c13919afc9ce1 /drivers | |
| parent | bb195ff61f2e205886ec246465f0809e5c6cd52f (diff) | |
ath9k: add function for getting the tx tid for a packet
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/xmit.c | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index c2b6cf0de90..350429b4d53 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -168,6 +168,20 @@ static void ath_txq_skb_done(struct ath_softc *sc, struct ath_txq *txq, } } +static struct ath_atx_tid * +ath_get_skb_tid(struct ath_softc *sc, struct ath_node *an, struct sk_buff *skb) +{ + struct ieee80211_hdr *hdr; + u8 tidno = 0; + + hdr = (struct ieee80211_hdr *) skb->data; + if (ieee80211_is_data_qos(hdr->frame_control)) + tidno = ieee80211_get_qos_ctl(hdr)[0]; + + tidno &= IEEE80211_QOS_CTL_TID_MASK; + return ATH_AN_2_TID(an, tidno); +} + static bool ath_tid_has_buffered(struct ath_atx_tid *tid) { return !skb_queue_empty(&tid->buf_q) || !skb_queue_empty(&tid->retry_q); @@ -419,7 +433,6 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq, struct ieee80211_tx_rate rates[4]; struct ath_frame_info *fi; int nframes; - u8 tidno; bool flush = !!(ts->ts_status & ATH9K_TX_FLUSH); int i, retries; int bar_index = -1; @@ -456,8 +469,7 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq, } an = (struct ath_node *)sta->drv_priv; - tidno = ieee80211_get_qos_ctl(hdr)[0] & IEEE80211_QOS_CTL_TID_MASK; - tid = ATH_AN_2_TID(an, tidno); + tid = ath_get_skb_tid(sc, an, skb); seq_first = tid->seq_start; isba = ts->ts_flags & ATH9K_TX_BA; @@ -469,7 +481,7 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq, * Only BlockAcks have a TID and therefore normal Acks cannot be * checked */ - if (isba && tidno != ts->tid) + if (isba && tid->tidno != ts->tid) txok = false; isaggr = bf_isaggr(bf); @@ -2116,7 +2128,6 @@ int ath_tx_start(struct ieee80211_hw *hw, struct sk_buff *skb, struct ath_txq *txq = txctl->txq; struct ath_atx_tid *tid = NULL; struct ath_buf *bf; - u8 tidno; int q; int ret; @@ -2147,9 +2158,7 @@ int ath_tx_start(struct ieee80211_hw *hw, struct sk_buff *skb, } if (txctl->an && ieee80211_is_data_qos(hdr->frame_control)) { - tidno = ieee80211_get_qos_ctl(hdr)[0] & - IEEE80211_QOS_CTL_TID_MASK; - tid = ATH_AN_2_TID(txctl->an, tidno); + tid = ath_get_skb_tid(sc, txctl->an, skb); WARN_ON(tid->ac->txq != txctl->txq); } |