Commit d49be7f8 authored by Matthias Schiffer's avatar Matthias Schiffer
Browse files

ath9k: add experimental patch

parent b04e920f
From: Matthias Schiffer <mschiffer@universe-factory.net>
Date: Tue, 15 Jul 2014 20:08:17 +0200
Subject: ath9k: add experimental patch
diff --git a/package/mac80211/patches/950-ath9k-txq.patch b/package/mac80211/patches/950-ath9k-txq.patch
new file mode 100644
index 0000000..0aa3149
--- /dev/null
+++ b/package/mac80211/patches/950-ath9k-txq.patch
@@ -0,0 +1,69 @@
+--- a/drivers/net/wireless/ath/ath9k/ath9k.h
++++ b/drivers/net/wireless/ath/ath9k/ath9k.h
+@@ -185,7 +185,8 @@ struct ath_atx_ac {
+
+ struct ath_frame_info {
+ struct ath_buf *bf;
+- int framelen;
++ u16 framelen;
++ s8 txq;
+ enum ath9k_key_type keytype;
+ u8 keyix;
+ u8 rtscts_rate;
+--- a/drivers/net/wireless/ath/ath9k/xmit.c
++++ b/drivers/net/wireless/ath/ath9k/xmit.c
+@@ -147,15 +147,13 @@ static void ath_set_rates(struct ieee802
+ static void ath_txq_skb_done(struct ath_softc *sc, struct ath_txq *txq,
+ struct sk_buff *skb)
+ {
+- int q;
+-
+- q = skb_get_queue_mapping(skb);
+- if (txq == sc->tx.uapsdq)
+- txq = sc->tx.txq_map[q];
++ struct ath_frame_info *fi = get_frame_info(skb);
++ int q = fi->txq;
+
+- if (txq != sc->tx.txq_map[q])
++ if (q < 0)
+ return;
+
++ txq = sc->tx.txq_map[q];
+ if (WARN_ON(--txq->pending_frames < 0))
+ txq->pending_frames = 0;
+
+@@ -1999,6 +1997,7 @@ static void setup_frame_info(struct ieee
+ an = (struct ath_node *) sta->drv_priv;
+
+ memset(fi, 0, sizeof(*fi));
++ fi->txq = -1;
+ if (hw_key)
+ fi->keyix = hw_key->hw_key_idx;
+ else if (an && ieee80211_is_data(hdr->frame_control) && an->ps_key > 0)
+@@ -2150,6 +2149,7 @@ int ath_tx_start(struct ieee80211_hw *hw
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+ struct ieee80211_sta *sta = txctl->sta;
+ struct ieee80211_vif *vif = info->control.vif;
++ struct ath_frame_info *fi = get_frame_info(skb);
+ struct ath_softc *sc = hw->priv;
+ struct ath_txq *txq = txctl->txq;
+ struct ath_atx_tid *tid = NULL;
+@@ -2170,11 +2170,13 @@ int ath_tx_start(struct ieee80211_hw *hw
+ q = skb_get_queue_mapping(skb);
+
+ ath_txq_lock(sc, txq);
+- if (txq == sc->tx.txq_map[q] &&
+- ++txq->pending_frames > sc->tx.txq_max_pending[q] &&
+- !txq->stopped) {
+- ieee80211_stop_queue(sc->hw, q);
+- txq->stopped = true;
++ if (txq == sc->tx.txq_map[q]) {
++ fi->txq = q;
++ if (++txq->pending_frames > sc->tx.txq_max_pending[q] &&
++ !txq->stopped) {
++ ieee80211_stop_queue(sc->hw, q);
++ txq->stopped = true;
++ }
+ }
+
+ if (txctl->an && ieee80211_is_data_present(hdr->frame_control))
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