svn commit: r188468 - in projects/vap7/sys: . contrib/pf dev dev/ath dev/ath/ath_hal dev/ath/ath_hal/ar5210 dev/ath/ath_hal/ar5211 dev/ath/ath_hal/ar5212 dev/ath/ath_hal/ar5312 dev/ath/ath_hal/ar54...

Sam Leffler sam at FreeBSD.org
Tue Feb 10 15:55:24 PST 2009


Author: sam
Date: Tue Feb 10 23:55:23 2009
New Revision: 188468
URL: http://svn.freebsd.org/changeset/base/188468

Log:
  merge r188465: don't do phantom beacon miss checking for s/w bmiss handling

Modified:
  projects/vap7/sys/   (props changed)
  projects/vap7/sys/contrib/pf/   (props changed)
  projects/vap7/sys/dev/   (props changed)
  projects/vap7/sys/dev/ath/   (props changed)
  projects/vap7/sys/dev/ath/ath_hal/   (props changed)
  projects/vap7/sys/dev/ath/ath_hal/ah_regdomain.c
  projects/vap7/sys/dev/ath/ath_hal/ar5210/   (props changed)
  projects/vap7/sys/dev/ath/ath_hal/ar5211/   (props changed)
  projects/vap7/sys/dev/ath/ath_hal/ar5212/   (props changed)
  projects/vap7/sys/dev/ath/ath_hal/ar5312/   (props changed)
  projects/vap7/sys/dev/ath/ath_hal/ar5416/   (props changed)
  projects/vap7/sys/dev/ath/if_ath.c
  projects/vap7/sys/dev/cxgb/   (props changed)
  projects/vap7/sys/dev/usb2/   (props changed)
  projects/vap7/sys/i386/conf/USB2   (props changed)
  projects/vap7/sys/modules/usb2/   (props changed)
  projects/vap7/sys/net80211/   (props changed)
  projects/vap7/sys/net80211/ieee80211_adhoc.c
  projects/vap7/sys/net80211/ieee80211_tdma.c

Modified: projects/vap7/sys/dev/ath/ath_hal/ah_regdomain.c
==============================================================================
--- projects/vap7/sys/dev/ath/ath_hal/ah_regdomain.c	Tue Feb 10 23:52:28 2009	(r188467)
+++ projects/vap7/sys/dev/ath/ath_hal/ah_regdomain.c	Tue Feb 10 23:55:23 2009	(r188468)
@@ -786,8 +786,10 @@ static REG_DMN_FREQ_BAND regDmn5GhzFreq[
  * 5GHz Turbo (dynamic & static) tags
  */
 static REG_DMN_FREQ_BAND regDmn5GhzTurboFreq[] = {
+	{ 4950, 4980, 30, 6, 40, 40, NO_DFS, PSCAN_FCC },
+#define	T1_4950_4980	0
 	{ 5130, 5210, 5,  6, 40, 40, NO_DFS, NO_PSCAN },
-#define	T1_5130_5210	0
+#define	T1_5130_5210	AFTER(T1_4950_4980)
 	{ 5250, 5330, 5,  6, 40, 40, DFS_FCC3, NO_PSCAN },
 #define	T1_5250_5330	AFTER(T1_5130_5210)
 	{ 5370, 5490, 5,  6, 40, 40, NO_DFS, NO_PSCAN },
@@ -1043,7 +1045,8 @@ static REG_DOMAIN regDomains[] = {
 				      F3_5120_5240,
 				      F3_5260_5700,
 				      F8_5745_5825),
-	 .chan11a_turbo		= BM8(T1_5130_5210,
+	 .chan11a_turbo		= BM9(T1_4950_4980,
+				      T1_5130_5210,
 				      T1_5250_5330,
 				      T1_5370_5490,
 				      T1_5530_5650,

Modified: projects/vap7/sys/dev/ath/if_ath.c
==============================================================================
--- projects/vap7/sys/dev/ath/if_ath.c	Tue Feb 10 23:52:28 2009	(r188467)
+++ projects/vap7/sys/dev/ath/if_ath.c	Tue Feb 10 23:55:23 2009	(r188468)
@@ -1372,29 +1372,34 @@ ath_fatal_proc(void *arg, int pending)
 static void
 ath_bmiss_vap(struct ieee80211vap *vap)
 {
-	struct ifnet *ifp = vap->iv_ic->ic_ifp;
-	struct ath_softc *sc = ifp->if_softc;
-	u_int64_t lastrx = sc->sc_lastrx;
-	u_int64_t tsf = ath_hal_gettsf64(sc->sc_ah);
-	u_int bmisstimeout =
-		vap->iv_bmissthreshold * vap->iv_bss->ni_intval * 1024;
-
-	DPRINTF(sc, ATH_DEBUG_BEACON,
-	    "%s: tsf %llu lastrx %lld (%llu) bmiss %u\n",
-	    __func__, (unsigned long long) tsf,
-	    (unsigned long long)(tsf - lastrx),
-	    (unsigned long long) lastrx, bmisstimeout);
 	/*
 	 * Workaround phantom bmiss interrupts by sanity-checking
 	 * the time of our last rx'd frame.  If it is within the
 	 * beacon miss interval then ignore the interrupt.  If it's
 	 * truly a bmiss we'll get another interrupt soon and that'll
-	 * be dispatched up for processing.
+	 * be dispatched up for processing.  Note this applies only
+	 * for h/w beacon miss events.
 	 */
-	if (tsf - lastrx > bmisstimeout)
-		ATH_VAP(vap)->av_bmiss(vap);
-	else
-		sc->sc_stats.ast_bmiss_phantom++;
+	if ((vap->iv_flags_ext & IEEE80211_FEXT_SWBMISS) == 0) {
+		struct ifnet *ifp = vap->iv_ic->ic_ifp;
+		struct ath_softc *sc = ifp->if_softc;
+		u_int64_t lastrx = sc->sc_lastrx;
+		u_int64_t tsf = ath_hal_gettsf64(sc->sc_ah);
+		u_int bmisstimeout =
+			vap->iv_bmissthreshold * vap->iv_bss->ni_intval * 1024;
+
+		DPRINTF(sc, ATH_DEBUG_BEACON,
+		    "%s: tsf %llu lastrx %lld (%llu) bmiss %u\n",
+		    __func__, (unsigned long long) tsf,
+		    (unsigned long long)(tsf - lastrx),
+		    (unsigned long long) lastrx, bmisstimeout);
+
+		if (tsf - lastrx <= bmisstimeout) {
+			sc->sc_stats.ast_bmiss_phantom++;
+			return;
+		}
+	}
+	ATH_VAP(vap)->av_bmiss(vap);
 }
 
 static int

Modified: projects/vap7/sys/net80211/ieee80211_adhoc.c
==============================================================================
--- projects/vap7/sys/net80211/ieee80211_adhoc.c	Tue Feb 10 23:52:28 2009	(r188467)
+++ projects/vap7/sys/net80211/ieee80211_adhoc.c	Tue Feb 10 23:55:23 2009	(r188468)
@@ -110,6 +110,15 @@ adhoc_vattach(struct ieee80211vap *vap)
 #endif
 }
 
+static void
+sta_leave(void *arg, struct ieee80211_node *ni)
+{
+	struct ieee80211vap *vap = arg;
+
+	if (ni->ni_vap == vap && ni != vap->iv_bss)
+		ieee80211_node_leave(ni);
+}
+
 /*
  * IEEE80211_M_IBSS+IEEE80211_M_AHDEMO vap state machine handler.
  */
@@ -146,8 +155,11 @@ adhoc_newstate(struct ieee80211vap *vap,
 		break;
 	case IEEE80211_S_SCAN:
 		switch (ostate) {
-		case IEEE80211_S_INIT:
 		case IEEE80211_S_RUN:		/* beacon miss */
+			/* purge station table; entries are stale */
+			ieee80211_iterate_nodes(&ic->ic_sta, sta_leave, vap);
+			/* fall thru... */
+		case IEEE80211_S_INIT:
 			if (vap->iv_des_chan != IEEE80211_CHAN_ANYC &&
 			    !IEEE80211_IS_CHAN_RADAR(vap->iv_des_chan)) {
 				/*

Modified: projects/vap7/sys/net80211/ieee80211_tdma.c
==============================================================================
--- projects/vap7/sys/net80211/ieee80211_tdma.c	Tue Feb 10 23:52:28 2009	(r188467)
+++ projects/vap7/sys/net80211/ieee80211_tdma.c	Tue Feb 10 23:55:23 2009	(r188468)
@@ -173,6 +173,15 @@ tdma_vdetach(struct ieee80211vap *vap)
 	setackpolicy(vap->iv_ic, 0);	/* enable ACK's */
 }
 
+static void
+sta_leave(void *arg, struct ieee80211_node *ni)
+{
+	struct ieee80211vap *vap = arg;
+
+	if (ni->ni_vap == vap && ni != vap->iv_bss)
+		ieee80211_node_leave(ni);
+}
+
 /*
  * TDMA state machine handler.
  */
@@ -180,10 +189,11 @@ static int
 tdma_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg)
 {
 	struct ieee80211_tdma_state *ts = vap->iv_tdma;
+	struct ieee80211com *ic = vap->iv_ic;
 	enum ieee80211_state ostate;
 	int status;
 
-	IEEE80211_LOCK_ASSERT(vap->iv_ic);
+	IEEE80211_LOCK_ASSERT(ic);
 
 	ostate = vap->iv_state;
 	IEEE80211_DPRINTF(vap, IEEE80211_MSG_STATE, "%s: %s -> %s (%d)\n",
@@ -201,6 +211,11 @@ tdma_newstate(struct ieee80211vap *vap, 
 		 */
 		vap->iv_state = nstate;			/* state transition */
 		ieee80211_cancel_scan(vap);		/* background scan */
+		if (ostate == IEEE80211_S_RUN) {
+			/* purge station table; entries are stale */
+			ieee80211_iterate_nodes(&ic->ic_sta, sta_leave, vap);
+			ieee80211_free_node(vap->iv_bss);	/* XXX */
+		}
 		if (vap->iv_flags_ext & IEEE80211_FEXT_SCANREQ) {
 			ieee80211_check_scan(vap,
 			    vap->iv_scanreq_flags,
@@ -326,7 +341,6 @@ tdma_recv_mgmt(struct ieee80211_node *ni
 			 * Count beacon frame for s/w bmiss handling.
 			 */
 			vap->iv_swbmiss_count++;
-			vap->iv_bmiss_count = 0;
 			/*
 			 * Process tdma ie.  The contents are used to sync
 			 * the slot timing, reconfigure the bss, etc.


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