path: root/package/madwifi/patches/424-timing.patch

--- a/ath/if_ath.c
+++ b/ath/if_ath.c
@@ -382,6 +382,7 @@ static u_int32_t ath_set_clamped_maxtxpo
 static void ath_poll_disable(struct net_device *dev);
 static void ath_poll_enable(struct net_device *dev);
 static void ath_fetch_idle_time(struct ath_softc *sc);
+static void ath_set_timing(struct ath_softc *sc);
 
 /* calibrate every 30 secs in steady state but check every second at first. */
 static int ath_calinterval = ATH_SHORT_CALINTERVAL;
@@ -1185,6 +1186,7 @@ ath_attach(u_int16_t devid, struct net_d
 	sc->sc_intmit = -1;
 	sc->sc_noise_immunity = -1;
 	sc->sc_ofdm_weak_det = -1;
+	sc->sc_coverage = 7; /* 2100 meters */
 
 	return 0;
 bad3:
@@ -2672,6 +2674,7 @@ ath_init(struct net_device *dev)
 	 */
 	ath_chan_change(sc, ic->ic_curchan);
 	ath_set_ack_bitrate(sc, sc->sc_ackrate);
+	ath_set_timing(sc);
 	dev->flags |= IFF_RUNNING;		/* we are ready to go */
 	ieee80211_start_running(ic);		/* start all VAPs */
 #ifdef ATH_TX99_DIAG
@@ -4483,17 +4486,52 @@ ath_mode_init(struct net_device *dev)
  * Set the slot time based on the current setting.
  */
 static void
-ath_settiming(struct ath_softc *sc)
+ath_set_timing(struct ath_softc *sc)
 {
+	struct ieee80211com *ic = &sc->sc_ic;
 	struct ath_hal *ah = sc->sc_ah;
-	u_int offset = getTimingOffset(sc);
+	struct ath_timings *t = &sc->sc_timings;
+	u_int offset = 9;
+
+	t->sifs = 16;
+	if (IEEE80211_IS_CHAN_ANYG(ic->ic_curchan)) {
+		offset = 20;
+		if (ic->ic_flags & IEEE80211_F_SHSLOT)
+			offset = 9;
+	} else if (IEEE80211_IS_CHAN_A(ic->ic_curchan)) {
+		offset = 9;
+	}
+
+	if (IEEE80211_IS_CHAN_TURBO(ic->ic_curchan)) {
+		offset = 6;
+		t->sifs = 8;
+	} else if (IEEE80211_IS_CHAN_HALF(ic->ic_curchan)) {
+		offset = 13;
+		t->sifs = 32;
+	} else if (IEEE80211_IS_CHAN_QUARTER(ic->ic_curchan)) {
+		offset = 21;
+		t->sifs = 64;
+	}
+
+	t->slot = offset + sc->sc_coverage;
+	t->ack = t->slot * 2 + 3;
+	t->cts = t->slot * 2 + 3;
 
 	if (sc->sc_slottimeconf > 0)
-		ath_hal_setslottime(ah, offset + sc->sc_slottimeconf);
+		t->slot = sc->sc_slottimeconf;
 	if (sc->sc_acktimeconf > 0)
-		ath_hal_setacktimeout(ah, 2 * offset + sc->sc_acktimeconf);
+		t->ack = sc->sc_acktimeconf;
 	if (sc->sc_ctstimeconf > 0)
-		ath_hal_setctstimeout(ah, 2 * offset + sc->sc_ctstimeconf);
+		t->cts = sc->sc_ctstimeconf;
+
+	t->difs = 2 * t->sifs + t->slot;
+	t->eifs = t->sifs + t->difs + 3;
+
+	ath_hal_setslottime(ah, t->slot);
+	ath_hal_setacktimeout(ah, t->ack);
+	ath_hal_setctstimeout(ah, t->cts);
+	ath_hal_seteifstime(ah, t->eifs);
+
 	sc->sc_updateslot = OK;
 }
 
@@ -4515,7 +4553,7 @@ ath_updateslot(struct net_device *dev)
 	if (ic->ic_opmode == IEEE80211_M_HOSTAP)
 		sc->sc_updateslot = UPDATE;
 	else if (dev->flags & IFF_RUNNING)
-		ath_settiming(sc);
+		ath_set_timing(sc);
 }
 
 #ifdef ATH_SUPERG_DYNTURBO
@@ -5359,7 +5397,7 @@ ath_beacon_send(struct ath_softc *sc, in
 		sc->sc_updateslot = COMMIT;	/* commit next beacon */
 		sc->sc_slotupdate = slot;
 	} else if ((sc->sc_updateslot == COMMIT) && (sc->sc_slotupdate == slot))
-		ath_settiming(sc);		/* commit change to hardware */
+		ath_set_timing(sc);		/* commit change to hardware */
 
 	if (bfaddr != 0) {
 		/*
@@ -9429,7 +9467,8 @@ ath_set_coverageclass(struct ieee80211co
 {
 	struct ath_softc *sc = ic->ic_dev->priv;
 
-	ath_hal_setcoverageclass(sc->sc_ah, ic->ic_coverageclass, 0);
+	sc->sc_coverage = ic->ic_coverageclass * 3;
+	ath_set_timing(sc);
 
 	return;
 }
@@ -10950,6 +10989,7 @@ enum {
 	ATH_OFDM_WEAK_DET	= 29,
 	ATH_CHANBW		= 30,
 	ATH_OUTDOOR		= 31,
+	ATH_DISTANCE	= 32,
 };
 
 /*
@@ -11162,21 +11202,31 @@ ATH_SYSCTL_DECL(ath_sysctl_halparam, ctl
 					sc->sc_slottimeconf = val;
 				else
 					sc->sc_slottimeconf = 0;
-				ath_settiming(sc);
+				ath_set_timing(sc);
 				break;
 			case ATH_ACKTIMEOUT:
 				if (val > 0)
 					sc->sc_acktimeconf = val;
 				else
 					sc->sc_acktimeconf = 0;
-				ath_settiming(sc);
+				ath_set_timing(sc);
 				break;
 			case ATH_CTSTIMEOUT:
 				if (val > 0)
 					sc->sc_ctstimeconf = val;
 				else
 					sc->sc_ctstimeconf = 0;
-				ath_settiming(sc);
+				ath_set_timing(sc);
+				break;
+			case ATH_DISTANCE:
+				if (val > 0) {
+					sc->sc_coverage = ((val - 1) / 300) + 1;
+					ic->ic_coverageclass = ((sc->sc_coverage - 1) / 3) + 1;
+				} else {
+					sc->sc_coverage = 0;
+					ic->ic_coverageclass = 0;
+				}
+				ath_set_timing(sc);
 				break;
 			case ATH_SOFTLED:
 				if (val != sc->sc_softled) {
@@ -11332,6 +11382,9 @@ ATH_SYSCTL_DECL(ath_sysctl_halparam, ctl
 		case ATH_CHANBW:
 			val = sc->sc_chanbw ?: 20;
 			break;
+		case ATH_DISTANCE:
+			val = sc->sc_coverage * 300;
+			break;
 		case ATH_SLOTTIME:
 			val = ath_hal_getslottime(ah);
 			break;
@@ -11453,6 +11506,12 @@ static const ctl_table ath_sysctl_templa
 	  .extra2	= (void *)ATH_CTSTIMEOUT,
 	},
 	{ .ctl_name	= CTL_AUTO,
+	  .procname	= "distance",
+	  .mode		= 0644,
+	  .proc_handler	= ath_sysctl_halparam,
+	  .extra2	= (void *)ATH_DISTANCE,
+	},
+	{ .ctl_name	= CTL_AUTO,
 	  .procname	= "softled",
 	  .mode		= 0644,
 	  .proc_handler	= ath_sysctl_halparam,
--- a/ath/if_ath_hal.h
+++ b/ath/if_ath_hal.h
@@ -284,6 +284,17 @@ static inline u_int ath_hal_getslottime(
 	return ret;
 }
 
+static inline u_int ath_hal_geteifstime(struct ath_hal *ah)
+{
+	u_int ret;
+	ATH_HAL_LOCK_IRQ(ah->ah_sc);
+	ath_hal_set_function(__func__);
+	ret = ah->ah_getEifsTime(ah);
+	ath_hal_set_function(NULL);
+	ATH_HAL_UNLOCK_IRQ(ah->ah_sc);
+	return ret;
+}
+
 static inline void ath_hal_beaconinit(struct ath_hal *ah, u_int32_t nexttbtt,
 				      u_int32_t intval)
 {
@@ -841,6 +852,17 @@ static inline HAL_BOOL ath_hal_setslotti
 	return ret;
 }
 
+static inline HAL_BOOL ath_hal_seteifstime(struct ath_hal *ah, u_int a1)
+{
+	HAL_BOOL ret;
+	ATH_HAL_LOCK_IRQ(ah->ah_sc);
+	ath_hal_set_function(__func__);
+	ret = ah->ah_setEifsTime(ah, a1);
+	ath_hal_set_function(NULL);
+	ATH_HAL_UNLOCK_IRQ(ah->ah_sc);
+	return ret;
+}
+
 static inline void ath_hal_setledstate(struct ath_hal *ah, HAL_LED_STATE a1)
 {
 	ATH_HAL_LOCK_IRQ(ah->ah_sc);
--- a/ath/if_athvar.h
+++ b/ath/if_athvar.h
@@ -613,6 +613,15 @@ struct ath_rp {
 	int       rp_analyzed;
 };
 
+struct ath_timings {
+	u_int	slot;
+	u_int	ack;
+	u_int	cts;
+	u_int	sifs;
+	u_int	difs;
+	u_int	eifs;
+};
+
 struct ath_softc {
 	struct ieee80211com sc_ic;		/* NB: must be first */
 	struct net_device *sc_dev;
@@ -838,6 +847,8 @@ struct ath_softc {
 						 * detected radars */
 	u_int32_t sc_nexttbtt;
 	u_int64_t sc_last_tsf;
+	u_int sc_coverage;
+	struct ath_timings sc_timings;
 };
 
 typedef void (*ath_callback) (struct ath_softc *);
@@ -945,49 +956,76 @@ int ar_device(int devid);
 	  DEV_NAME(_v->iv_ic->ic_dev))
 
 void ath_radar_detected(struct ath_softc *sc, const char* message);
-static inline u_int getTimingOffset(struct ath_softc *sc)
-{
-	struct ieee80211com *ic = &sc->sc_ic;
-	u_int usec = 9;
-	if (IEEE80211_IS_CHAN_ANYG(ic->ic_curchan)) {
-		usec = 20;
-		if (ic->ic_flags & IEEE80211_F_SHSLOT)
-			usec = 9;
-	} else if (IEEE80211_IS_CHAN_A(ic->ic_curchan))
-		usec = 9;
-
-	if (IEEE80211_IS_CHAN_TURBO(ic->ic_curchan))
-		usec = 6;
-
-	if (IEEE80211_IS_CHAN_HALF(ic->ic_curchan))
-		usec = 13;
-	else if (IEEE80211_IS_CHAN_QUARTER(ic->ic_curchan))
-		usec = 21;
-	return usec;
-}
 
-static inline void ath_get_timings(struct ath_softc *sc, u_int *t_slot, u_int *t_sifs, u_int *t_difs)
-{
-	struct ieee80211_channel *c = sc->sc_ic.ic_curchan;
+#ifndef MIN
+#define MIN(a,b)        ((a) < (b) ? (a) : (b))
+#endif
+#ifndef MAX
+#define MAX(a,b)        ((a) > (b) ? (a) : (b))
+#endif
 
-	*t_slot = getTimingOffset(sc) + sc->sc_slottimeconf;
 
-	if (IEEE80211_IS_CHAN_HALF(c)) {
-		*t_sifs = 32;
-		*t_difs = 56;
-	} else if (IEEE80211_IS_CHAN_QUARTER(c)) {
-		*t_sifs = 64;
-		*t_difs = 112;
-	} else if (IEEE80211_IS_CHAN_TURBO(c)) {
-		*t_sifs = 8;
-		*t_difs = 28;
-	} else {
-		*t_sifs = 16;
-		*t_difs = 28;
-	}
+/* Calculate the transmit duration of a frame. */
+static inline unsigned
+calc_usecs_unicast_packet(struct ath_softc *sc, int length,
+		int rix, int short_retries, int long_retries)
+{
+		const HAL_RATE_TABLE *rt = sc->sc_currates;
+		struct ieee80211com *ic = &sc->sc_ic;
+		struct ath_timings *t = &sc->sc_timings;
+		unsigned int x = 0, tt = 0;
+		unsigned int cix = rt->info[rix].controlRate;
+		int rts = 0, cts = 0;
+		int cw = ATH_DEFAULT_CWMIN;
+
+		KASSERT(rt != NULL, ("no rate table, mode %u", sc->sc_curmode));
+
+		if (!rt->info[rix].rateKbps) {
+			printk(KERN_WARNING "rix %d (%d) bad ratekbps %d mode %u\n",
+			       rix, rt->info[rix].dot11Rate,
+			       rt->info[rix].rateKbps,
+			       sc->sc_curmode);
+			return 0;
+		}
+
+		if ((ic->ic_flags & IEEE80211_F_USEPROT) &&
+			(rt->info[rix].phy == IEEE80211_T_OFDM)) {
+
+			if (ic->ic_protmode == IEEE80211_PROT_RTSCTS)
+				rts = 1;
+			else if (ic->ic_protmode == IEEE80211_PROT_CTSONLY)
+				cts = 1;
+
+			cix = rt->info[sc->sc_protrix].controlRate;
+		}
+
+		if ((rts || cts) && rt->info[cix].rateKbps) {
+			int ctsrate = rt->info[cix].rateCode;
+			int ctsduration = 0;
+
+			ctsrate |= rt->info[cix].shortPreamble;
+			if (rts)	/* SIFS + CTS */
+				ctsduration += rt->info[cix].spAckDuration;
+
+			ctsduration += ath_hal_computetxtime(sc->sc_ah,
+							     rt, length, rix, AH_TRUE);
+
+			if (cts)	/* SIFS + ACK */
+				ctsduration += rt->info[cix].spAckDuration;
+
+			tt += (short_retries + 1) * ctsduration;
+		}
+		tt += t->difs;
+		tt += (long_retries + 1) * (t->sifs + rt->info[rix].spAckDuration);
+		tt += (long_retries + 1) * ath_hal_computetxtime(sc->sc_ah, rt, length,
+							rix, AH_TRUE);
+		for (x = 0; x <= short_retries + long_retries; x++) {
+			cw = MIN(ATH_DEFAULT_CWMAX, (cw + 1) * 2);
+			tt += (t->slot * cw / 2);
+		}
+		return tt;
 }
 
-
 struct ath_hw_detect {
 	const char *vendor_name;
 	const char *card_name;
--- a/ath_rate/minstrel/minstrel.c
+++ b/ath_rate/minstrel/minstrel.c
@@ -170,85 +170,6 @@ rate_to_ndx(struct minstrel_node *sn, in
 		return -1;
 }
 
-/* Calculate the transmit duration of a frame. */
-static unsigned
-calc_usecs_unicast_packet(struct ath_softc *sc, int length,
-		int rix, int short_retries, int long_retries)
-{
-		const HAL_RATE_TABLE *rt = sc->sc_currates;
-		struct ieee80211com *ic = &sc->sc_ic;
-		unsigned t_slot = 20;
-		unsigned t_difs = 50;
-		unsigned t_sifs = 10;
-		unsigned int x = 0, tt = 0;
-		unsigned int cix = rt->info[rix].controlRate;
-		int rts = 0, cts = 0;
-		int cw = ATH_DEFAULT_CWMIN;
-
-		KASSERT(rt != NULL, ("no rate table, mode %u", sc->sc_curmode));
-
-		if (!rt->info[rix].rateKbps) {
-			printk(KERN_WARNING "rix %d (%d) bad ratekbps %d mode %u\n",
-			       rix, rt->info[rix].dot11Rate,
-			       rt->info[rix].rateKbps,
-			       sc->sc_curmode);
-			return 0;
-		}
-
-		ath_get_timings(sc, &t_slot, &t_sifs, &t_difs);
-		if ((ic->ic_flags & IEEE80211_F_USEPROT) &&
-		(rt->info[rix].phy == IEEE80211_T_OFDM)) {
-			if (ic->ic_protmode == IEEE80211_PROT_RTSCTS)
-				rts = 1;
-			else if (ic->ic_protmode == IEEE80211_PROT_CTSONLY)
-				cts = 1;
-
-			cix = rt->info[sc->sc_protrix].controlRate;
-		}
-
-#if 0
-		if (length > ic->ic_rtsthreshold)
-			rts = 1;
-#endif
-
-		if (rts || cts) {
-			int ctsrate = rt->info[cix].rateCode;
-			int ctsduration = 0;
-
-			if (!rt->info[cix].rateKbps) {
-#if 0
-				printk(KERN_WARNING "cix %d (%d) bad ratekbps %d mode %u\n",
-				       cix, rt->info[cix].dot11Rate,
-				       rt->info[cix].rateKbps,
-				       sc->sc_curmode);
-#endif
-				return 0;
-			}
-
-
-			ctsrate |= rt->info[cix].shortPreamble;
-			if (rts)	/* SIFS + CTS */
-				ctsduration += rt->info[cix].spAckDuration;
-
-			ctsduration += ath_hal_computetxtime(sc->sc_ah,
-							     rt, length, rix, AH_TRUE);
-
-			if (cts)	/* SIFS + ACK */
-				ctsduration += rt->info[cix].spAckDuration;
-
-			tt += (short_retries + 1) * ctsduration;
-		}
-		tt += t_difs;
-		tt += (long_retries + 1) * (t_sifs + rt->info[rix].spAckDuration);
-		tt += (long_retries + 1) * ath_hal_computetxtime(sc->sc_ah, rt, length,
-							rix, AH_TRUE);
-		for (x = 0; x <= short_retries + long_retries; x++) {
-			cw = MIN(ATH_DEFAULT_CWMAX, (cw + 1) * 2);
-			tt += (t_slot * cw / 2);
-		}
-		return tt;
-}
-
 static void
 ath_rate_node_init(struct ath_softc *sc, struct ath_node *an)
 {
--- a/ath_rate/sample/sample.c
+++ b/ath_rate/sample/sample.c
@@ -137,92 +137,6 @@ rate_to_ndx(struct sample_node *sn, int 
 	return -1;
 }
 
-/*
- * Calculate the transmit duration of a frame.
- */
-static unsigned
-calc_usecs_unicast_packet(struct ath_softc *sc, int length,
-	int rix, int short_retries, int long_retries)
-{
-	const HAL_RATE_TABLE *rt = sc->sc_currates;
-	int rts, cts;
-
-	unsigned t_slot;
-	unsigned t_difs;
-	unsigned t_sifs;
-	struct ieee80211com *ic = &sc->sc_ic;
-	unsigned int tt = 0;
-	unsigned int x;
-	unsigned int cw = ATH_DEFAULT_CWMIN;
-	unsigned int cix = rt->info[rix].controlRate;
-	KASSERT(rt != NULL, ("no rate table, mode %u", sc->sc_curmode));
-
-	if (!rt->info[rix].rateKbps) {
-		printk(KERN_WARNING "rix %u (%u) bad ratekbps %u mode %u\n",
-		       rix, rt->info[rix].dot11Rate,
-		       rt->info[rix].rateKbps,
-		       sc->sc_curmode);
-
-		return 0;
-	}
-
-	cix = rt->info[rix].controlRate;
-	/* 
-	 * XXX getting mac/phy level timings should be fixed for turbo
-	 * rates, and there is probably a way to get this from the
-	 * hal...
-	 */
-	ath_get_timings(sc, &t_slot, &t_sifs, &t_difs);
-	rts = cts = 0;
-
-	if ((ic->ic_flags & IEEE80211_F_USEPROT) &&
-	    rt->info[rix].phy == IEEE80211_T_OFDM) {
-		if (ic->ic_protmode == IEEE80211_PROT_RTSCTS)
-			rts = 1;
-		else if (ic->ic_protmode == IEEE80211_PROT_CTSONLY)
-			cts = 1;
-
-		cix = rt->info[sc->sc_protrix].controlRate;
-	}
-
-	if (0 /*length > ic->ic_rtsthreshold */)
-		rts = 1;
-
-	if (rts || cts) {
-		int ctsrate;
-		int ctsduration = 0;
-
-		if (!rt->info[cix].rateKbps) {
-			printk(KERN_WARNING "cix %u (%u) bad ratekbps %u mode %u\n",
-			       cix, rt->info[cix].dot11Rate,
-			       rt->info[cix].rateKbps,
-			       sc->sc_curmode);
-			return 0;
-		}
-
-
-		ctsrate = rt->info[cix].rateCode | rt->info[cix].shortPreamble;
-		if (rts)		/* SIFS + CTS */
-			ctsduration += rt->info[cix].spAckDuration;
-
-		ctsduration += ath_hal_computetxtime(sc->sc_ah,
-						     rt, length, rix, AH_TRUE);
-
-		if (cts)	/* SIFS + ACK */
-			ctsduration += rt->info[cix].spAckDuration;
-
-		tt += (short_retries + 1) * ctsduration;
-	}
-	tt += t_difs;
-	tt += (long_retries+1)*(t_sifs + rt->info[rix].spAckDuration);
-	tt += (long_retries+1)*ath_hal_computetxtime(sc->sc_ah, rt, length,
-						rix, AH_TRUE);
-	for (x = 0; x <= short_retries + long_retries; x++) {
-		cw = MIN(ATH_DEFAULT_CWMAX, (cw + 1) * 2);
-		tt += (t_slot * cw / 2);
-	}
-	return tt;
-}
 
 static void
 ath_rate_node_init(struct ath_softc *sc, struct ath_node *an)
--- a/net80211/ieee80211_wireless.c
+++ b/net80211/ieee80211_wireless.c
@@ -2736,6 +2736,7 @@ ieee80211_ioctl_setparam(struct net_devi
 	case IEEE80211_PARAM_COVERAGE_CLASS:
 		if (value <= IEEE80211_COVERAGE_CLASS_MAX) {
 			ic->ic_coverageclass = value;
+			ic->ic_set_coverageclass(ic);
 			if (IS_UP_AUTO(vap))
 				ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
 			retv = 0;
--- a/net80211/ieee80211_var.h
+++ b/net80211/ieee80211_var.h
@@ -94,7 +94,7 @@
 
 #define IEEE80211_BGSCAN_TRIGGER_INTVL 20 /* min trigger interval for thresh based bgscan (secs) */
 
-#define IEEE80211_COVERAGE_CLASS_MAX	31	/* max coverage class */
+#define IEEE80211_COVERAGE_CLASS_MAX	255	/* max coverage class */
 #define IEEE80211_REGCLASSIDS_MAX	10	/* max regclass id list */
 
 #define	IEEE80211_PS_SLEEP	0x1		/* STA is in power saving mode */
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -50,7 +50,7 @@ all: compile
 
 DEBUG = -DAR_DEBUG
 
-ALLPROGS=	athstats 80211stats athkey athchans athctrl \
+ALLPROGS=	athstats 80211stats athkey athchans \
 	athdebug 80211debug wlanconfig ath_info
 
 OBJS=	$(patsubst %,%.o,$(ALLPROGS))
--- a/tools/athctrl.c
+++ /dev/null
@@ -1,133 +0,0 @@
-/*-
- * Copyright (c) 2002-2004 Gunter Burchardt, Local-Web AG
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer,
- *    without modification.
- * 2. Redistributions in binary form must reproduce at minimum a disclaimer
- *    similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
- *    redistribution must be conditioned upon including a substantially
- *    similar Disclaimer requirement for further binary redistribution.
- * 3. Neither the names of the above-listed copyright holders nor the names
- *    of any contributors may be used to endorse or promote products derived
- *    from this software without specific prior written permission.
- *
- * Alternatively, this software may be distributed under the terms of the
- * GNU General Public License ("GPL") version 2 as published by the Free
- * Software Foundation.
- *
- * NO WARRANTY
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
- * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
- * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
- * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
- * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
- * THE POSSIBILITY OF SUCH DAMAGES.
- *
- * $Id: athctrl.c 2394 2007-05-30 01:41:18Z mtaylor $
- */
-
-/*
- * Simple Atheros-specific tool to inspect and set atheros specific values
- * athctrl [-i interface] [-d distance]
- * (default interface is wifi0).  
- */
-#include <sys/types.h>
-#include <sys/file.h>
-
-#include <getopt.h>
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <err.h>
-
-#include <net/if.h>
-#include "do_multi.h"
-
-static int
-setsysctrl(const char *dev, const char *control , u_long value)
-{
-	char buffer[256];
-	FILE * fd;
-
-	snprintf(buffer, sizeof(buffer), "/proc/sys/dev/%s/%s", dev, control);
-	fd = fopen(buffer, "w");
-	if (fd != NULL) {
-		fprintf(fd, "%li", value);
-		fclose(fd);
-	} else
-		fprintf(stderr, "Could not open %s for writing!\n", buffer);
-
-	return 0;
-}
-
-static void usage(void)
-{
-	fprintf(stderr,
-	    "Atheros driver control\n"
-	    "Copyright (c) 2002-2004 Gunter Burchardt, Local-Web AG\n"
-	    "\n"
-	    "usage: athctrl [-i interface] [-d distance]\n"
-	    "\n"
-	    "options:\n"
-	    "   -h   show this usage\n"
-	"   -i   interface (default interface is wifi0)\n"
-	    "   -d   specify the maximum distance of a sta or the distance\n"
-	"        of the master\n");
-
-	exit(1);
-}
-
-int
-CMD(athctrl)(int argc, char *argv[])
-{
-	char device[IFNAMSIZ + 1];
-	int distance = -1;
-	int c;
-
-	strncpy(device, "wifi0", sizeof (device));
-
-	for (;;) {
-	    	c = getopt(argc, argv, "d:i:h");
-	    	if (c < 0)
-			break;
-	    	switch (c) {
-	    	case 'h':
-			usage();
-			break;
-	    	case 'd':
-			distance = atoi(optarg);
-			break;
-	    	case 'i':
-			strncpy(device, optarg, sizeof (device));
-			break;
-	    	default:
-			usage();
-			break;
-	    	}
-	}
-
-	if (distance >= 0) {
-		int slottime = (distance / 300) + ((distance % 300) ? 1 : 0);
-		int acktimeout = slottime * 2 + 3;
-		int ctstimeout = slottime * 2 + 3;
-
-		printf("Setting distance on interface %s to %i meters\n",
-			device, distance);
-		setsysctrl(device, "slottime", slottime);
-		setsysctrl(device, "acktimeout", acktimeout);
-		setsysctrl(device, "ctstimeout", ctstimeout);
-	} else
-		usage();
-	return 0;
-}
--- a/tools/do_multi.c
+++ b/tools/do_multi.c
@@ -18,8 +18,6 @@ main(int argc, char *argv[])
 	ret = a80211stats_init(argc, argv);
     if(strcmp(progname, "athchans") == 0)
 	ret = athchans_init(argc, argv);
-    if(strcmp(progname, "athctrl") == 0)
-	ret =  athctrl_init(argc, argv);
 #ifdef AR_DEBUG
     if(strcmp(progname, "athdebug") == 0)
 	ret =  athdebug_init(argc, argv);
--- a/tools/do_multi.h
+++ b/tools/do_multi.h
@@ -2,7 +2,6 @@
 int a80211debug_init(int argc, char *argv[]);
 int a80211stats_init(int argc, char *argv[]);
 int athchans_init(int argc, char *argv[]);
-int athctrl_init(int argc, char *argv[]);
 int athdebug_init(int argc, char *argv[]);
 int athkey_init(int argc, char *argv[]);
 int athstats_init(int argc, char *argv[]);