mac80211: update to 2011-12-01

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@29436 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 0 insertions, 167 deletions

diff --git a/package/mac80211/patches/523-minstrel_ht_optimize.patch b/package/mac80211/patches/523-minstrel_ht_optimize.patch
deleted file mode 100644
index 8e804cae8b..0000000000
--- a/package/mac80211/patches/523-minstrel_ht_optimize.patch
+++ /dev/null
@@ -1,167 +0,0 @@
---- a/net/mac80211/rc80211_minstrel_ht.h
-+++ b/net/mac80211/rc80211_minstrel_ht.h
-@@ -70,6 +70,8 @@ struct minstrel_mcs_group_data {
- };
- 
- struct minstrel_ht_sta {
-+	struct ieee80211_tx_rate tx_rates[3];
-+
- 	/* ampdu length (average, per sampling interval) */
- 	unsigned int ampdu_len;
- 	unsigned int ampdu_packets;
---- a/net/mac80211/rc80211_minstrel_ht.c
-+++ b/net/mac80211/rc80211_minstrel_ht.c
-@@ -87,6 +87,10 @@ const struct mcs_group minstrel_mcs_grou
- 
- static u8 sample_table[SAMPLE_COLUMNS][MCS_GROUP_RATES];
- 
-+static void
-+minstrel_ht_set_rate(struct minstrel_priv *mp, struct minstrel_ht_sta *mi,
-+                     struct ieee80211_tx_rate *rate, int index,
-+                     bool sample, bool rtscts);
- /*
-  * Perform EWMA (Exponentially Weighted Moving Average) calculation
-  */
-@@ -174,6 +178,17 @@ minstrel_ht_calc_tp(struct minstrel_priv
- 	mr->cur_tp = MINSTREL_TRUNC((1000000 / usecs) * mr->probability);
- }
- 
-+static void
-+minstrel_ht_update_rates(struct minstrel_priv *mp, struct minstrel_ht_sta *mi)
-+{
-+	minstrel_ht_set_rate(mp, mi, &mi->tx_rates[0], mi->max_tp_rate,
-+			     false, false);
-+	minstrel_ht_set_rate(mp, mi, &mi->tx_rates[1], mi->max_tp_rate2,
-+			     false, true);
-+	minstrel_ht_set_rate(mp, mi, &mi->tx_rates[2], mi->max_prob_rate,
-+			     false, true);
-+}
-+
- /*
-  * Update rate statistics and select new primary rates
-  *
-@@ -294,6 +309,7 @@ minstrel_ht_update_stats(struct minstrel
- 		}
- 	}
- 
-+	minstrel_ht_update_rates(mp, mi);
- 	mi->stats_update = jiffies;
- }
- 
-@@ -332,8 +348,8 @@ minstrel_next_sample_idx(struct minstrel
- }
- 
- static void
--minstrel_downgrade_rate(struct minstrel_ht_sta *mi, unsigned int *idx,
--			bool primary)
-+minstrel_downgrade_rate(struct minstrel_priv *mp, struct minstrel_ht_sta *mi,
-+			unsigned int *idx, bool primary)
- {
- 	int group, orig_group;
- 
-@@ -352,6 +368,7 @@ minstrel_downgrade_rate(struct minstrel_
- 			*idx = mi->groups[group].max_tp_rate;
- 		else
- 			*idx = mi->groups[group].max_tp_rate2;
-+		minstrel_ht_update_rates(mp, mi);
- 		break;
- 	}
- }
-@@ -452,13 +469,13 @@ minstrel_ht_tx_status(void *priv, struct
- 	if (rate->attempts > 30 &&
- 	    MINSTREL_FRAC(rate->success, rate->attempts) <
- 	    MINSTREL_FRAC(20, 100))
--		minstrel_downgrade_rate(mi, &mi->max_tp_rate, true);
-+		minstrel_downgrade_rate(mp, mi, &mi->max_tp_rate, true);
- 
- 	rate2 = minstrel_get_ratestats(mi, mi->max_tp_rate2);
- 	if (rate2->attempts > 30 &&
- 	    MINSTREL_FRAC(rate2->success, rate2->attempts) <
- 	    MINSTREL_FRAC(20, 100))
--		minstrel_downgrade_rate(mi, &mi->max_tp_rate2, false);
-+		minstrel_downgrade_rate(mp, mi, &mi->max_tp_rate2, false);
- 
- 	if (time_after(jiffies, mi->stats_update + (mp->update_interval / 2 * HZ) / 1000)) {
- 		minstrel_ht_update_stats(mp, mi);
-@@ -523,7 +540,6 @@ minstrel_calc_retransmit(struct minstrel
- static void
- minstrel_ht_set_rate(struct minstrel_priv *mp, struct minstrel_ht_sta *mi,
-                      struct ieee80211_tx_rate *rate, int index,
--                     struct ieee80211_tx_rate_control *txrc,
-                      bool sample, bool rtscts)
- {
- 	const struct mcs_group *group = &minstrel_mcs_groups[index / MCS_GROUP_RATES];
-@@ -611,6 +627,7 @@ minstrel_ht_get_rate(void *priv, struct 
- 	struct minstrel_priv *mp = priv;
- 	int sample_idx;
- 	bool sample = false;
-+	int last = 0;
- 
- 	if (rate_control_send_low(sta, priv_sta, txrc))
- 		return;
-@@ -636,11 +653,10 @@ minstrel_ht_get_rate(void *priv, struct 
- 	if (sample_idx >= 0) {
- 		sample = true;
- 		minstrel_ht_set_rate(mp, mi, &ar[0], sample_idx,
--			txrc, true, false);
-+			true, false);
- 		info->flags |= IEEE80211_TX_CTL_RATE_CTRL_PROBE;
- 	} else {
--		minstrel_ht_set_rate(mp, mi, &ar[0], mi->max_tp_rate,
--			txrc, false, false);
-+		ar[0] = mi->tx_rates[0];
- 	}
- 
- 	if (mp->hw->max_rates >= 3) {
-@@ -650,33 +666,27 @@ minstrel_ht_get_rate(void *priv, struct 
- 		 * max_tp_rate -> max_tp_rate2 -> max_prob_rate by default.
- 		 */
- 		if (sample_idx >= 0)
--			minstrel_ht_set_rate(mp, mi, &ar[1], mi->max_tp_rate,
--				txrc, false, false);
-+			ar[1] = mi->tx_rates[0];
- 		else
--			minstrel_ht_set_rate(mp, mi, &ar[1], mi->max_tp_rate2,
--				txrc, false, true);
--
--		minstrel_ht_set_rate(mp, mi, &ar[2], mi->max_prob_rate,
--				     txrc, false, !sample);
-+			ar[1] = mi->tx_rates[1];
- 
--		ar[3].count = 0;
--		ar[3].idx = -1;
-+		ar[2] = mi->tx_rates[2];
-+		last = 3;
- 	} else if (mp->hw->max_rates == 2) {
- 		/*
- 		 * Only 2 tx rates supported, use
- 		 * sample_rate -> max_prob_rate for sampling and
- 		 * max_tp_rate -> max_prob_rate by default.
- 		 */
--		minstrel_ht_set_rate(mp, mi, &ar[1], mi->max_prob_rate,
--				     txrc, false, !sample);
--
--		ar[2].count = 0;
--		ar[2].idx = -1;
-+		ar[1] = mi->tx_rates[2];
-+		last = 2;
- 	} else {
- 		/* Not using MRR, only use the first rate */
--		ar[1].count = 0;
--		ar[1].idx = -1;
-+		last = 1;
-+
- 	}
-+	ar[last].count = 0;
-+	ar[last].idx = -1;
- 
- 	mi->total_packets++;
- 
-@@ -768,6 +778,7 @@ minstrel_ht_update_caps(void *priv, stru
- 	if (!n_supported)
- 		goto use_legacy;
- 
-+	minstrel_ht_update_rates(mp, mi);
- 	return;
- 
- use_legacy: