diff options
| author | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2011-08-30 20:59:57 +0000 |
|---|---|---|
| committer | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2011-08-30 20:59:57 +0000 |
| commit | 22d1073f1cf6250f42cd1a8373003900bb4b123c (patch) | |
| tree | a4271a905aca417d04f9afc42931958648238c4d /package/mac80211/patches/546-ath9k_retry_cache_sync.patch | |
| parent | 6d8d46d3c62298adbcc730d48b42129bd057e652 (diff) | |
ath9k: add a missing dma cache sync on aggregation software retry
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@28132 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/mac80211/patches/546-ath9k_retry_cache_sync.patch')
| -rw-r--r-- | package/mac80211/patches/546-ath9k_retry_cache_sync.patch | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/package/mac80211/patches/546-ath9k_retry_cache_sync.patch b/package/mac80211/patches/546-ath9k_retry_cache_sync.patch new file mode 100644 index 000000000..ed543acfa --- /dev/null +++ b/package/mac80211/patches/546-ath9k_retry_cache_sync.patch @@ -0,0 +1,19 @@ +--- a/drivers/net/wireless/ath/ath9k/xmit.c ++++ b/drivers/net/wireless/ath/ath9k/xmit.c +@@ -263,6 +263,7 @@ static void ath_tx_set_retry(struct ath_ + 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); +@@ -271,6 +272,8 @@ static void ath_tx_set_retry(struct ath_ + + 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) |