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authorSujith <Sujith.Manoharan@atheros.com>2010-06-15 10:24:37 +0530
committerJohn W. Linville <linville@tuxdriver.com>2010-06-15 16:02:22 -0400
commitd7ca21393d39cb2e73dfc4c516e7be37ba01789e (patch)
tree35c2afd019f0274a2b812f091742c1d53823f155 /drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
parent9a2af8892a74573cec4bea2149843a93442a12de (diff)
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ath9k_htc: Fix ampdu_action callback
Now that ampdu_action() can sleep, remove all the driver hacks and just issue WMI commands to the target. Signed-off-by: Sujith <Sujith.Manoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/htc_drv_txrx.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_txrx.c21
1 files changed, 17 insertions, 4 deletions
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
index 89d38486650..bd0b4acc3ec 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
@@ -187,6 +187,19 @@ int ath9k_htc_tx_start(struct ath9k_htc_priv *priv, struct sk_buff *skb)
return htc_send(priv->htc, skb, epid, &tx_ctl);
}
+static bool ath9k_htc_check_tx_aggr(struct ath9k_htc_priv *priv,
+ struct ath9k_htc_sta *ista, u8 tid)
+{
+ bool ret = false;
+
+ spin_lock_bh(&priv->tx_lock);
+ if ((tid < ATH9K_HTC_MAX_TID) && (ista->tid_state[tid] == AGGR_STOP))
+ ret = true;
+ spin_unlock_bh(&priv->tx_lock);
+
+ return ret;
+}
+
void ath9k_tx_tasklet(unsigned long data)
{
struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *)data;
@@ -216,8 +229,7 @@ void ath9k_tx_tasklet(unsigned long data)
/* Check if we need to start aggregation */
if (sta && conf_is_ht(&priv->hw->conf) &&
- (priv->op_flags & OP_TXAGGR)
- && !(skb->protocol == cpu_to_be16(ETH_P_PAE))) {
+ !(skb->protocol == cpu_to_be16(ETH_P_PAE))) {
if (ieee80211_is_data_qos(fc)) {
u8 *qc, tid;
struct ath9k_htc_sta *ista;
@@ -226,10 +238,11 @@ void ath9k_tx_tasklet(unsigned long data)
tid = qc[0] & 0xf;
ista = (struct ath9k_htc_sta *)sta->drv_priv;
- if ((tid < ATH9K_HTC_MAX_TID) &&
- ista->tid_state[tid] == AGGR_STOP) {
+ if (ath9k_htc_check_tx_aggr(priv, ista, tid)) {
ieee80211_start_tx_ba_session(sta, tid);
+ spin_lock_bh(&priv->tx_lock);
ista->tid_state[tid] = AGGR_PROGRESS;
+ spin_unlock_bh(&priv->tx_lock);
}
}
}