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Date:      Mon, 17 Mar 2008 21:44:09 GMT
From:      Sam Leffler <sam@FreeBSD.org>
To:        Perforce Change Reviews <perforce@freebsd.org>
Subject:   PERFORCE change 137954 for review
Message-ID:  <200803172144.m2HLi9NA008419@repoman.freebsd.org>

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http://perforce.freebsd.org/chv.cgi?CH=137954

Change 137954 by sam@sam_ebb on 2008/03/17 21:43:34

	track rssadapt change

Affected files ...

.. //depot/projects/vap/sys/dev/ral/rt2560.c#20 edit
.. //depot/projects/vap/sys/dev/ral/rt2560var.h#12 edit

Differences ...

==== //depot/projects/vap/sys/dev/ral/rt2560.c#20 (text) ====

@@ -106,8 +106,6 @@
 			    struct rt2560_rx_ring *);
 static struct		ieee80211_node *rt2560_node_alloc(
 			    struct ieee80211_node_table *);
-static void		rt2560_iter_func(void *, struct ieee80211_node *);
-static void		rt2560_update_rssadapt(void *);
 static void		rt2560_newassoc(struct ieee80211_node *, int);
 static int		rt2560_newstate(struct ieee80211vap *,
 			    enum ieee80211_state, int);
@@ -429,8 +427,7 @@
 	vap->iv_newstate = rt2560_newstate;
 	vap->iv_update_beacon = rt2560_beacon_update;
 
-	callout_init(&rvp->rssadapt_ch, CALLOUT_MPSAFE);
-	ieee80211_rssadapt_init(&rvp->rssadapt, vap);
+	ieee80211_rssadapt_init(&rvp->rssadapt, vap, 100 /*ms*/);
 
 	/* complete setup */
 	ieee80211_vap_attach(vap, ieee80211_media_change, ieee80211_media_status);
@@ -444,7 +441,7 @@
 {
 	struct rt2560_vap *rvp = RT2560_VAP(vap);
 
-	callout_stop(&rvp->rssadapt_ch);
+	ieee80211_rssadapt_cleanup(&rvp->rssadapt);
 	ieee80211_vap_detach(vap);
 	free(rvp, M_80211_VAP);
 }
@@ -775,37 +772,6 @@
 	return (rn != NULL) ? &rn->ni : NULL;
 }
 
-/*
- * This function is called for each node present in the node station table.
- */
-static void
-rt2560_iter_func(void *arg, struct ieee80211_node *ni)
-{
-	struct ieee80211vap *vap = arg;
-
-	if (ni->ni_vap == vap)
-		ieee80211_rssadapt_updatestats(&RT2560_NODE(ni)->rssadapt);
-}
-
-/*
- * This function is called periodically (every 100ms) in RUN state to update
- * the rate adaptation statistics.
- */
-static void
-rt2560_update_rssadapt(void *arg)
-{
-	struct ieee80211vap *vap = arg;
-	struct rt2560_vap *rvp = RT2560_VAP(vap);
-
-	if (vap->iv_opmode != IEEE80211_M_STA) {
-		struct ieee80211com *ic = vap->iv_ic;
-		ieee80211_iterate_nodes(&ic->ic_sta, rt2560_iter_func, arg);
-	} else
-		rt2560_iter_func(arg, vap->iv_bss);
-
-	callout_reset(&rvp->rssadapt_ch, hz / 10, rt2560_update_rssadapt, vap);
-}
-
 static void
 rt2560_newassoc(struct ieee80211_node *ni, int isnew)
 {
@@ -824,8 +790,6 @@
 	int error;
 
 	if (nstate == IEEE80211_S_INIT && vap->iv_state == IEEE80211_S_RUN) {
-		callout_stop(&rvp->rssadapt_ch);
-
 		/* abort TSF synchronization */
 		RAL_WRITE(sc, RT2560_CSR14, 0);
 
@@ -837,7 +801,6 @@
 
 	if (error == 0 && nstate == IEEE80211_S_RUN) {
 		struct ieee80211_node *ni = vap->iv_bss;
-		const struct ieee80211_txparam *tp;
 		struct mbuf *m;
 
 		if (vap->iv_opmode != IEEE80211_M_MONITOR) {
@@ -867,11 +830,6 @@
 				/* fake a join to init the tx rate */
 				rt2560_newassoc(ni, 1);
 			}
-			tp = &vap->iv_txparms[ieee80211_chan2mode(ni->ni_chan)];
-			if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE)
-				callout_reset(&rvp->rssadapt_ch, hz / 10,
-				    rt2560_update_rssadapt, vap);
-
 			rt2560_enable_tsf_sync(sc);
 		}
 	}
@@ -1018,8 +976,9 @@
 		case RT2560_TX_SUCCESS:
 			DPRINTFN(sc, 10, "%s\n", "data frame sent successfully");
 			if (data->rix != IEEE80211_FIXED_RATE_NONE) {
-				ieee80211_rssadapt_tx_complete(&rn->rssadapt, 1,
-				    m->m_pkthdr.len, data->rix, data->rssi);
+				ieee80211_rssadapt_tx_complete(&rn->rssadapt,
+				    IEEE80211_RSSADAPT_SUCCESS,
+				    m->m_pkthdr.len, data->rssi);
 			}
 			ifp->if_opackets++;
 			break;
@@ -1034,8 +993,9 @@
 			DPRINTFN(sc, 9, "%s\n",
 			    "sending data frame failed (too much retries)");
 			if (data->rix != IEEE80211_FIXED_RATE_NONE) {
-				ieee80211_rssadapt_tx_complete(&rn->rssadapt, 0,
-				    m->m_pkthdr.len, data->rix, data->rssi);
+				ieee80211_rssadapt_tx_complete(&rn->rssadapt,
+				    IEEE80211_RSSADAPT_FAILURE,
+				    m->m_pkthdr.len, data->rssi);
 			}
 			ifp->if_oerrors++;
 			break;
@@ -1820,7 +1780,6 @@
 	struct ifnet *ifp = sc->sc_ifp;
 	struct rt2560_tx_desc *desc;
 	struct rt2560_tx_data *data;
-	struct rt2560_node *rn;
 	struct ieee80211_frame *wh;
 	const struct ieee80211_txparam *tp;
 	struct ieee80211_key *k;
@@ -1840,15 +1799,10 @@
 	} else if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE) {
 		rate = tp->ucastrate;
 	} else {
-		struct ieee80211_rateset *rs;
-
-		rs = &ni->ni_rates;
-		rn = RT2560_NODE(ni);
-		ni->ni_txrate = ieee80211_rssadapt_choose(&rn->rssadapt, rs,
+		(void) ieee80211_rssadapt_choose(ni, &RT2560_NODE(ni)->rssadapt,
 		    m0->m_pkthdr.len);
-		rate = rs->rs_rates[ni->ni_txrate];
+		rate = ni->ni_txrate;
 	}
-	rate &= IEEE80211_RATE_VAL;
 
 	if (wh->i_fc[1] & IEEE80211_FC1_WEP) {
 		k = ieee80211_crypto_encap(ni, m0);

==== //depot/projects/vap/sys/dev/ral/rt2560var.h#12 (text) ====

@@ -103,7 +103,6 @@
 	struct ieee80211vap	ral_vap;
 	struct ieee80211_beacon_offsets	ral_bo;
 	struct ieee80211_rssadapt rssadapt;
-	struct callout		rssadapt_ch;
 
 	int			(*ral_newstate)(struct ieee80211vap *,
 				    enum ieee80211_state, int);



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