---

yaml
---
r: 150258
b: refs/heads/master
c: aa837e1
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 58905ca5b11a0ff3860f55b789cbbf052f7158a7
+refs/heads/master: aa837e1d6bd1a71b3c30c7738b6c29d41512fe7d

trunk/net/mac80211/mlme.c

@@ -1043,6 +1043,8 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata,
 
 	rcu_read_unlock();
 
+	ieee80211_set_wmm_default(sdata);
+
 	ieee80211_recalc_idle(local);
 
 	/* channel(_type) changes are handled by ieee80211_hw_config */
@@ -1658,6 +1660,8 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
 	if (elems.wmm_param)
 		ieee80211_sta_wmm_params(local, ifmgd, elems.wmm_param,
 					 elems.wmm_param_len);
+	else
+		ieee80211_set_wmm_default(sdata);
 
 	if (elems.ht_info_elem && elems.wmm_param &&
 	    (ifmgd->flags & IEEE80211_STA_WMM_ENABLED) &&

trunk/net/mac80211/util.c

@@ -708,26 +708,62 @@ void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata)
 {
 	struct ieee80211_local *local = sdata->local;
 	struct ieee80211_tx_queue_params qparam;
-	int i;
+	int queue;
+	bool use_11b;
+	int aCWmin, aCWmax;
 
 	if (!local->ops->conf_tx)
 		return;
 
 	memset(&qparam, 0, sizeof(qparam));
 
-	qparam.aifs = 2;
-
-	if (local->hw.conf.channel->band == IEEE80211_BAND_2GHZ &&
-	    !(sdata->flags & IEEE80211_SDATA_OPERATING_GMODE))
-		qparam.cw_min = 31;
-	else
-		qparam.cw_min = 15;
+	use_11b = (local->hw.conf.channel->band == IEEE80211_BAND_2GHZ) &&
+		 !(sdata->flags & IEEE80211_SDATA_OPERATING_GMODE);
 
-	qparam.cw_max = 1023;
-	qparam.txop = 0;
+	for (queue = 0; queue < local_to_hw(local)->queues; queue++) {
+		/* Set defaults according to 802.11-2007 Table 7-37 */
+		aCWmax = 1023;
+		if (use_11b)
+			aCWmin = 31;
+		else
+			aCWmin = 15;
+
+		switch (queue) {
+		case 3: /* AC_BK */
+			qparam.cw_max = aCWmin;
+			qparam.cw_min = aCWmax;
+			qparam.txop = 0;
+			qparam.aifs = 7;
+			break;
+		default: /* never happens but let's not leave undefined */
+		case 2: /* AC_BE */
+			qparam.cw_max = aCWmin;
+			qparam.cw_min = aCWmax;
+			qparam.txop = 0;
+			qparam.aifs = 3;
+			break;
+		case 1: /* AC_VI */
+			qparam.cw_max = aCWmin;
+			qparam.cw_min = (aCWmin + 1) / 2 - 1;
+			if (use_11b)
+				qparam.txop = 6016/32;
+			else
+				qparam.txop = 3008/32;
+			qparam.aifs = 2;
+			break;
+		case 0: /* AC_VO */
+			qparam.cw_max = (aCWmin + 1) / 2 - 1;
+			qparam.cw_min = (aCWmin + 1) / 4 - 1;
+			if (use_11b)
+				qparam.txop = 3264/32;
+			else
+				qparam.txop = 1504/32;
+			qparam.aifs = 2;
+			break;
+		}
 
-	for (i = 0; i < local_to_hw(local)->queues; i++)
-		drv_conf_tx(local, i, &qparam);
+		drv_conf_tx(local, queue, &qparam);
+	}
 }
 
 void ieee80211_sta_def_wmm_params(struct ieee80211_sub_if_data *sdata,