diff options
| author | Christian Lamparter <chunkeey@googlemail.com> | 2010-09-26 20:49:34 (GMT) |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-09-28 19:47:56 (GMT) |
| commit | cb139ecc0c030e8ccc736bd86cfef502c200825a (patch) | |
| tree | 9d7a09f50e584d7f75689840bf7e78c941e80c07 /drivers/net/wireless/ath/carl9170 | |
| parent | 042c53f6e84896701b67012ad525bc44ea6de25f (diff) | |
| download | linux-cb139ecc0c030e8ccc736bd86cfef502c200825a.tar.xz | |
carl9170: fix tx_ampdu_upload counter
tx_ampdu_upload was not decreased when an a-MPDU
frame had to be kicked out from the tx_pending
queues.
This broke ampdu aggregation, because the scheduler
waits until tx_ampdu_upload drops to zero, before
making the next aggregate.
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/carl9170')
| -rw-r--r-- | drivers/net/wireless/ath/carl9170/main.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c index d28b4ff..a8b0cec 100644 --- a/drivers/net/wireless/ath/carl9170/main.c +++ b/drivers/net/wireless/ath/carl9170/main.c @@ -230,8 +230,15 @@ static void carl9170_flush(struct ar9170 *ar, bool drop_queued) for (i = 0; i < ar->hw->queues; i++) { struct sk_buff *skb; - while ((skb = skb_dequeue(&ar->tx_pending[i]))) + while ((skb = skb_dequeue(&ar->tx_pending[i]))) { + struct ieee80211_tx_info *info; + + info = IEEE80211_SKB_CB(skb); + if (info->flags & IEEE80211_TX_CTL_AMPDU) + atomic_dec(&ar->tx_ampdu_upload); + carl9170_tx_status(ar, skb, false); + } } } @@ -1462,6 +1469,7 @@ static void carl9170_op_sta_notify(struct ieee80211_hw *hw, skb_queue_walk_safe(&ar->tx_pending[i], skb, tmp) { struct _carl9170_tx_superframe *super; struct ieee80211_hdr *hdr; + struct ieee80211_tx_info *info; super = (void *) skb->data; hdr = (void *) super->frame_data; @@ -1470,6 +1478,11 @@ static void carl9170_op_sta_notify(struct ieee80211_hw *hw, continue; __skb_unlink(skb, &ar->tx_pending[i]); + + info = IEEE80211_SKB_CB(skb); + if (info->flags & IEEE80211_TX_CTL_AMPDU) + atomic_dec(&ar->tx_ampdu_upload); + carl9170_tx_status(ar, skb, false); } spin_unlock_bh(&ar->tx_pending[i].lock); |