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--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -1685,17 +1685,20 @@ static void ath_tx_start_dma(struct ath_
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
struct list_head bf_head;
- struct ath_atx_tid *tid;
+ struct ath_atx_tid *tid = NULL;
u8 tidno;
spin_lock_bh(&txctl->txq->axq_lock);
- if ((tx_info->flags & IEEE80211_TX_CTL_AMPDU) && txctl->an) {
+ if (ieee80211_is_data_qos(hdr->frame_control) && txctl->an) {
tidno = ieee80211_get_qos_ctl(hdr)[0] &
IEEE80211_QOS_CTL_TID_MASK;
tid = ATH_AN_2_TID(txctl->an, tidno);
WARN_ON(tid->ac->txq != txctl->txq);
+ }
+
+ if ((tx_info->flags & IEEE80211_TX_CTL_AMPDU) && tid) {
/*
* Try aggregation if it's a unicast data frame
* and the destination is HT capable.
@@ -1712,7 +1715,7 @@ static void ath_tx_start_dma(struct ath_
ar9003_hw_set_paprd_txdesc(sc->sc_ah, bf->bf_desc,
bf->bf_state.bfs_paprd);
- ath_tx_send_normal(sc, txctl->txq, NULL, &bf_head);
+ ath_tx_send_normal(sc, txctl->txq, tid, &bf_head);
}
spin_unlock_bh(&txctl->txq->axq_lock);
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -284,11 +284,9 @@ static void ath9k_hw_read_revisions(stru
static void ath9k_hw_disablepcie(struct ath_hw *ah)
{
- if (AR_SREV_9100(ah))
+ if (!AR_SREV_5416(ah))
return;
- ENABLE_REGWRITE_BUFFER(ah);
-
REG_WRITE(ah, AR_PCIE_SERDES, 0x9248fc00);
REG_WRITE(ah, AR_PCIE_SERDES, 0x24924924);
REG_WRITE(ah, AR_PCIE_SERDES, 0x28000029);
@@ -300,8 +298,6 @@ static void ath9k_hw_disablepcie(struct
REG_WRITE(ah, AR_PCIE_SERDES, 0x000e1007);
REG_WRITE(ah, AR_PCIE_SERDES2, 0x00000000);
-
- REGWRITE_BUFFER_FLUSH(ah);
}
/* This should work for all families including legacy */
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