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authorFelix Fietkau <nbd@openwrt.org>2011-09-15 17:55:16 +0000
committerFelix Fietkau <nbd@openwrt.org>2011-09-15 17:55:16 +0000
commit22be36418e2f32eb058e303890bfc680342c377b (patch)
tree8f29bdde278f2df69be8193bc070a93050de3472 /package/mac80211/patches/541-ath9k_sw_retry_reduce.patch
parent98372a8eb51cafa81f0e31672669dc23d745d109 (diff)
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mac80211: update to wireless-testing 2011-09-14
SVN-Revision: 28245
Diffstat (limited to 'package/mac80211/patches/541-ath9k_sw_retry_reduce.patch')
-rw-r--r--package/mac80211/patches/541-ath9k_sw_retry_reduce.patch62
1 files changed, 62 insertions, 0 deletions
diff --git a/package/mac80211/patches/541-ath9k_sw_retry_reduce.patch b/package/mac80211/patches/541-ath9k_sw_retry_reduce.patch
new file mode 100644
index 0000000..1685aab
--- /dev/null
+++ b/package/mac80211/patches/541-ath9k_sw_retry_reduce.patch
@@ -0,0 +1,62 @@
+--- a/drivers/net/wireless/ath/ath9k/xmit.c
++++ b/drivers/net/wireless/ath/ath9k/xmit.c
+@@ -259,14 +259,17 @@ static void ath_tid_drain(struct ath_sof
+ }
+
+ static void ath_tx_set_retry(struct ath_softc *sc, struct ath_txq *txq,
+- struct sk_buff *skb)
++ struct sk_buff *skb, int count)
+ {
+ struct ath_frame_info *fi = get_frame_info(skb);
+ struct ath_buf *bf = fi->bf;
+ struct ieee80211_hdr *hdr;
++ int prev = fi->retries;
+
+ TX_STAT_INC(txq->axq_qnum, a_retries);
+- if (fi->retries++ > 0)
++ fi->retries += count;
++
++ if (prev > 0)
+ return;
+
+ hdr = (struct ieee80211_hdr *)skb->data;
+@@ -382,6 +385,7 @@ static void ath_tx_complete_aggr(struct
+ int nframes;
+ u8 tidno;
+ bool clear_filter;
++ int i, retries;
+
+ skb = bf->bf_mpdu;
+ hdr = (struct ieee80211_hdr *)skb->data;
+@@ -390,6 +394,10 @@ static void ath_tx_complete_aggr(struct
+
+ memcpy(rates, tx_info->control.rates, sizeof(rates));
+
++ retries = ts->ts_longretry + 1;
++ for (i = 0; i < ts->ts_rateindex; i++)
++ retries += rates[i].count;
++
+ rcu_read_lock();
+
+ sta = ieee80211_find_sta_by_ifaddr(hw, hdr->addr1, hdr->addr2);
+@@ -475,7 +483,8 @@ static void ath_tx_complete_aggr(struct
+ } else if (fi->retries < ATH_MAX_SW_RETRIES) {
+ if (!(ts->ts_status & ATH9K_TXERR_FILT) ||
+ !an->sleeping)
+- ath_tx_set_retry(sc, txq, bf->bf_mpdu);
++ ath_tx_set_retry(sc, txq, bf->bf_mpdu,
++ retries);
+
+ clear_filter = true;
+ txpending = 1;
+--- a/drivers/net/wireless/ath/ath9k/ath9k.h
++++ b/drivers/net/wireless/ath/ath9k/ath9k.h
+@@ -540,7 +540,7 @@ struct ath_ant_comb {
+ #define DEFAULT_CACHELINE 32
+ #define ATH_REGCLASSIDS_MAX 10
+ #define ATH_CABQ_READY_TIME 80 /* % of beacon interval */
+-#define ATH_MAX_SW_RETRIES 10
++#define ATH_MAX_SW_RETRIES 20
+ #define ATH_CHAN_MAX 255
+
+ #define ATH_TXPOWER_MAX 100 /* .5 dBm units */