diff options
author | Felix Fietkau <nbd@openwrt.org> | 2011-09-15 12:59:49 +0200 |
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committer | John W. Linville <linville@tuxdriver.com> | 2011-09-19 15:49:11 -0400 |
commit | f11cc949fd9fed7040eba39eab11e7bee274b527 (patch) | |
tree | 13e3b01939feb1726240d761b9279a914f09e467 /drivers | |
parent | 0c28ec587a2f061b93a98ac02a53b4152cbe48f4 (diff) | |
download | op-kernel-dev-f11cc949fd9fed7040eba39eab11e7bee274b527.zip op-kernel-dev-f11cc949fd9fed7040eba39eab11e7bee274b527.tar.gz |
ath9k: sync the dma buffer after changing the retry flag
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 | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index 82718ee..fa3dcfd 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -262,6 +262,7 @@ static void ath_tx_set_retry(struct ath_softc *sc, struct ath_txq *txq, struct sk_buff *skb) { struct ath_frame_info *fi = get_frame_info(skb); + struct ath_buf *bf = fi->bf; struct ieee80211_hdr *hdr; TX_STAT_INC(txq->axq_qnum, a_retries); @@ -270,6 +271,8 @@ static void ath_tx_set_retry(struct ath_softc *sc, struct ath_txq *txq, hdr = (struct ieee80211_hdr *)skb->data; hdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_RETRY); + dma_sync_single_for_device(sc->dev, bf->bf_buf_addr, + sizeof(*hdr), DMA_TO_DEVICE); } static struct ath_buf *ath_tx_get_buffer(struct ath_softc *sc) |