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