madwifi: beacon timer fixes
authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Wed, 14 Oct 2009 08:29:37 +0000 (08:29 +0000)
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Wed, 14 Oct 2009 08:29:37 +0000 (08:29 +0000)
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@18045 3c298f89-4303-0410-b956-a3cf2f4a3e73

package/madwifi/patches/447-sta_reconnect.patch
package/madwifi/patches/448-beacon_handling_fixes.patch
package/madwifi/patches/449-fix_txbuf_leak.patch
package/madwifi/patches/450-calibration.patch

index e6f019e..960d1b8 100644 (file)
        ic->ic_curmode = ieee80211_chan2mode(ic->ic_curchan);
 --- a/net80211/ieee80211_proto.c
 +++ b/net80211/ieee80211_proto.c
-@@ -1512,14 +1512,13 @@ __ieee80211_newstate(struct ieee80211vap
-                       if (arg != 0)
-                               ieee80211_scan_assoc_fail(ic,
-                                       vap->iv_bss->ni_macaddr, arg);
-+                      ieee80211_node_leave(vap->iv_bss);
-                       if (ic->ic_roaming == IEEE80211_ROAMING_AUTO)
-                               ieee80211_check_scan(vap,
-                                       IEEE80211_SCAN_ACTIVE,
-                                       IEEE80211_SCAN_FOREVER,
-                                       vap->iv_des_nssid, vap->iv_des_ssid,
-                                       NULL);
--                      else
--                              ieee80211_node_leave(vap->iv_bss);
+@@ -1602,7 +1602,6 @@ __ieee80211_newstate(struct ieee80211vap
+                               IEEE80211_FC0_SUBTYPE_ASSOC_REQ, 0);
                        break;
-               case IEEE80211_S_RUN:           /* beacon miss */
-                       if (vap->iv_opmode == IEEE80211_M_STA) {
+               case IEEE80211_S_RUN:
+-                      ieee80211_node_leave(ni);
+                       if (ic->ic_roaming == IEEE80211_ROAMING_AUTO) {
+                               /* NB: caller specifies ASSOC/REASSOC by arg */
+                               IEEE80211_SEND_MGMT(ni, arg ?
index 7fe1251..3fa97e2 100644 (file)
@@ -1,26 +1,87 @@
 --- a/ath/if_ath.c
 +++ b/ath/if_ath.c
-@@ -512,7 +512,7 @@ MODULE_PARM_DESC(ieee80211_debug, "Load-
+@@ -160,7 +160,7 @@ static int ath_check_beacon_done(struct 
+ static void ath_beacon_send(struct ath_softc *, int *, uint64_t hw_tsf);
+ static void ath_beacon_return(struct ath_softc *, struct ath_buf *);
+ static void ath_beacon_free(struct ath_softc *);
+-static void ath_beacon_config(struct ath_softc *, struct ieee80211vap *);
++static void ath_beacon_config(struct ath_softc *, struct ieee80211vap *, int);
+ static void ath_hw_beacon_stop(struct ath_softc *sc);
+ static int ath_desc_alloc(struct ath_softc *);
+ static void ath_desc_free(struct ath_softc *);
+@@ -387,13 +387,11 @@ static void ath_set_timing(struct ath_so
+ /* calibrate every 30 secs in steady state but check every second at first. */
+ static int ath_calinterval = ATH_SHORT_CALINTERVAL;
+ static int ath_xchanmode = AH_TRUE;           /* enable extended channels */
+-static int ath_maxvaps = ATH_MAXVAPS_DEFAULT;   /* set default maximum vaps */
+ static int bstuck_thresh = BSTUCK_THRESH;       /* Stuck beacon count required for reset */
+ static char *autocreate = NULL;
+ static char *ratectl = DEF_RATE_CTL;
+ static int rfkill = 0;
+ static int tpc = 1;
+-static int maxvaps = -1;
+ static int xchanmode = -1;
+ #include "ath_wprobe.c"
+ static int beacon_cal = 1;
+@@ -432,7 +430,6 @@ static struct notifier_block ath_event_b
+ #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,52))
+ MODULE_PARM(beacon_cal, "i");
+-MODULE_PARM(maxvaps, "i");
+ MODULE_PARM(xchanmode, "i");
+ MODULE_PARM(rfkill, "i");
+ #ifdef ATH_CAP_TPC
+@@ -444,7 +441,6 @@ MODULE_PARM(ratectl, "s");
+ #else
+ #include <linux/moduleparam.h>
+ module_param(beacon_cal, int, 0600);
+-module_param(maxvaps, int, 0600);
+ module_param(xchanmode, int, 0600);
+ module_param(rfkill, int, 0600);
+ #ifdef ATH_CAP_TPC
+@@ -454,7 +450,6 @@ module_param(bstuck_thresh, int, 0600);
+ module_param(autocreate, charp, 0600);
+ module_param(ratectl, charp, 0600);
+ #endif
+-MODULE_PARM_DESC(maxvaps, "Maximum VAPs");
+ MODULE_PARM_DESC(xchanmode, "Enable/disable extended channel mode");
+ MODULE_PARM_DESC(rfkill, "Enable/disable RFKILL capability");
+ #ifdef ATH_CAP_TPC
+@@ -512,7 +507,7 @@ MODULE_PARM_DESC(ieee80211_debug, "Load-
   * and use the higher bits as the index of the VAP.
   */
  #define ATH_SET_VAP_BSSID_MASK(bssid_mask)                            \
 -      ((bssid_mask)[0] &= ~(((ath_maxvaps-1) << 2) | 0x02))
-+      ((bssid_mask)[0] &= ~(((ATH_MAXVAPS_MAX-1) << 2) | 0x02))
++      ((bssid_mask)[0] &= ~(((ATH_MAXVAPS_BCN-1) << 2) | 0x02))
  #define ATH_GET_VAP_ID(bssid)                   ((bssid)[0] >> 2)
  #define ATH_SET_VAP_BSSID(bssid, id)                                  \
                do {                                                    \
-@@ -604,8 +604,8 @@ ath_attach(u_int16_t devid, struct net_d
+@@ -604,8 +599,8 @@ ath_attach(u_int16_t devid, struct net_d
  
        /* Allocate space for dynamically determined maximum VAP count */
        sc->sc_bslot = 
 -              kmalloc(ath_maxvaps * sizeof(struct ieee80211vap*), GFP_KERNEL);
 -      memset(sc->sc_bslot, 0, ath_maxvaps * sizeof(struct ieee80211vap*));
-+              kmalloc(ATH_MAXVAPS_MAX * sizeof(struct ieee80211vap*), GFP_KERNEL);
-+      memset(sc->sc_bslot, 0, ATH_MAXVAPS_MAX * sizeof(struct ieee80211vap*));
++              kmalloc(ATH_MAXVAPS_BCN * sizeof(struct ieee80211vap*), GFP_KERNEL);
++      memset(sc->sc_bslot, 0, ATH_MAXVAPS_BCN * sizeof(struct ieee80211vap*));
  
        /*
         * Cache line size is used to size and align various
-@@ -1349,11 +1349,8 @@ ath_vap_create(struct ieee80211com *ic, 
+@@ -694,13 +689,6 @@ ath_attach(u_int16_t devid, struct net_d
+       for (i = 0; i < sc->sc_keymax; i++)
+               ath_hal_keyreset(ah, i);
+-      if (maxvaps != -1) {
+-              ath_maxvaps = maxvaps;
+-              if (ath_maxvaps < ATH_MAXVAPS_MIN)
+-                      ath_maxvaps = ATH_MAXVAPS_MIN;
+-              else if (ath_maxvaps > ATH_MAXVAPS_MAX)
+-                      ath_maxvaps = ATH_MAXVAPS_MAX;
+-      }
+       if (xchanmode != -1)
+               ath_xchanmode = xchanmode;
+       error = ath_getchannels(dev);
+@@ -1349,12 +1337,6 @@ ath_vap_create(struct ieee80211com *ic, 
                return NULL;
        }
  
 -                              sc->sc_nvaps);
 -              return NULL;
 -      }
-+      if ((sc->sc_nvaps >= ath_maxvaps) && (ath_maxvaps < ATH_MAXVAPS_MAX))
-+              ath_maxvaps++;
+-
        dev = alloc_etherdev(sizeof(struct ath_vap) + sc->sc_rc->arc_vap_space);
        if (dev == NULL) {
-@@ -1451,11 +1448,11 @@ ath_vap_create(struct ieee80211com *ic, 
+               /* XXX msg */
+@@ -1424,7 +1406,7 @@ ath_vap_create(struct ieee80211com *ic, 
+               TAILQ_FOREACH(v, &ic->ic_vaps, iv_next)
+                       id_mask |= (1 << ATH_GET_VAP_ID(v->iv_myaddr));
+-              for (id = 0; id < ath_maxvaps; id++) {
++              for (id = 0; id < ATH_MAXVAPS_BCN; id++) {
+                       /* get the first available slot */
+                       if ((id_mask & (1 << id)) == 0) {
+                               ATH_SET_VAP_BSSID(vap->iv_myaddr, id);
+@@ -1451,11 +1433,11 @@ ath_vap_create(struct ieee80211com *ic, 
                /* Assign the VAP to a beacon xmit slot.  As
                 * above, this cannot fail to find one. */
                avp->av_bslot = 0;
 -              for (slot = 0; slot < ath_maxvaps; slot++)
-+              for (slot = 0; slot < ATH_MAXVAPS_MAX; slot++)
++              for (slot = 0; slot < ATH_MAXVAPS_BCN; slot++)
                        if (sc->sc_bslot[slot] == NULL) {
                                /* XXX: Hack, space out slots to better
                                 * deal with misses. */
 -                              if (slot + 1 < ath_maxvaps &&
-+                              if (slot + 1 < ATH_MAXVAPS_DEFAULT &&
++                              if (slot + 1 < ATH_MAXVAPS_BCN &&
                                    sc->sc_bslot[slot+1] == NULL) {
                                        avp->av_bslot = slot + 1;
                                        break;
-@@ -1463,11 +1460,16 @@ ath_vap_create(struct ieee80211com *ic, 
+@@ -1463,8 +1445,11 @@ ath_vap_create(struct ieee80211com *ic, 
                                avp->av_bslot = slot;
                                /* NB: keep looking for a double slot */
                        }
 -              KASSERT(sc->sc_bslot[avp->av_bslot] == NULL,
 -                      ("beacon slot %u not empty?", avp->av_bslot));
-+
-+              /* No beacon slot found? */
 +              if (sc->sc_bslot[avp->av_bslot]) {
 +                      free_netdev(dev);
 +                      return NULL;
 +              }
++
                sc->sc_bslot[avp->av_bslot] = vap;
                sc->sc_nbcnvaps++;
  
-+#if 0
-               if ((opmode == IEEE80211_M_HOSTAP) && (sc->sc_hastsfadd)) {
-                       /*
-                        * Multiple VAPs are to transmit beacons and we
-@@ -1485,6 +1487,9 @@ ath_vap_create(struct ieee80211com *ic, 
-                               sc->sc_stagbeacons = 1;
-                       }
+@@ -1475,15 +1460,7 @@ ath_vap_create(struct ieee80211com *ic, 
+                        * of staggered beacons.
+                        */
+                       /* XXX check for beacon interval too small */
+-                      if (ath_maxvaps > 4) {
+-                              DPRINTF(sc, ATH_DEBUG_BEACON, 
+-                                              "Staggered beacons are not "
+-                                              "possible with maxvaps set "
+-                                              "to %d.\n", ath_maxvaps);
+-                              sc->sc_stagbeacons = 0;
+-                      } else {
+-                              sc->sc_stagbeacons = 1;
+-                      }
++                      sc->sc_stagbeacons = 1;
                }
-+#else
-+              sc->sc_stagbeacons = sc->sc_hastsfadd;
-+#endif
                DPRINTF(sc, ATH_DEBUG_BEACON, "sc->sc_stagbeacons %sabled\n", 
                                (sc->sc_stagbeacons ? "en" : "dis"));
+@@ -1553,7 +1530,7 @@ ath_vap_create(struct ieee80211com *ic, 
+               if (ath_startrecv(sc) != 0)     /* restart recv */
+                       EPRINTF(sc, "Unable to start receive logic.\n");
+               if (sc->sc_beacons)
+-                      ath_beacon_config(sc, NULL);    /* restart beacons */
++                      ath_beacon_config(sc, NULL, 0); /* restart beacons */
+               ath_hal_intrset(ah, sc->sc_imask);
        }
-@@ -4968,7 +4973,7 @@ ath_beacon_alloc_internal(struct ath_sof
+@@ -1681,7 +1658,7 @@ ath_vap_delete(struct ieee80211vap *vap)
+               if (ath_startrecv(sc) != 0)             /* restart recv. */
+                       EPRINTF(sc, "Unable to start receive logic.\n");
+               if (sc->sc_beacons)
+-                      ath_beacon_config(sc, NULL);    /* restart beacons */
++                      ath_beacon_config(sc, NULL, 0); /* restart beacons */
+               ath_hal_intrset(ah, sc->sc_imask);
+       }
+ }
+@@ -3066,7 +3043,7 @@ ath_reset(struct net_device *dev)
+        */
+       ath_chan_change(sc, c);
+       if (sc->sc_beacons)
+-              ath_beacon_config(sc, NULL);    /* restart beacons */
++              ath_beacon_config(sc, NULL, 1); /* restart beacons */
+       ath_hal_intrset(ah, sc->sc_imask);
+       ath_set_ack_bitrate(sc, sc->sc_ackrate);
+       netif_wake_queue(dev);          /* restart xmit */
+@@ -4763,7 +4740,7 @@ ath_check_beacon_done(struct ath_softc *
+       /*
+        * check if the last beacon went out with the mode change flag set.
+        */
+-      for (slot = 0; slot < ath_maxvaps; slot++) {
++      for (slot = 0; slot < ATH_MAXVAPS_BCN; slot++) {
+               if (sc->sc_bslot[slot]) {
+                       vap = sc->sc_bslot[slot];
+                       break;
+@@ -4968,7 +4945,7 @@ ath_beacon_alloc_internal(struct ath_sof
                 * has a timestamp in one beacon interval while the
                 * others get a timestamp aligned to the next interval.
                 */
 -              tuadjust = (ni->ni_intval * (ath_maxvaps - avp->av_bslot)) / ath_maxvaps;
-+              tuadjust = (ni->ni_intval * (ATH_MAXVAPS_DEFAULT - avp->av_bslot)) / ATH_MAXVAPS_DEFAULT;
++              tuadjust = (ni->ni_intval * (ATH_MAXVAPS_BCN - avp->av_bslot)) / ATH_MAXVAPS_BCN;
                tsfadjust = cpu_to_le64(tuadjust << 10);        /* TU->TSF */
  
                DPRINTF(sc, ATH_DEBUG_BEACON,
-@@ -5358,21 +5363,40 @@ ath_beacon_send(struct ath_softc *sc, in
-        */
-       if (sc->sc_stagbeacons) {               /* staggered beacons */
-               struct ieee80211com *ic = &sc->sc_ic;
-+              u_int32_t *bflink = NULL;
+@@ -5361,8 +5338,8 @@ ath_beacon_send(struct ath_softc *sc, in
                u_int32_t tsftu;
  
                tsftu = hw_tsf >> 10; /* NB: 64 -> 32: See note far above. */
 -              slot = ((tsftu % ic->ic_lintval) * ath_maxvaps) / ic->ic_lintval;
 -              vap = sc->sc_bslot[(slot + 1) % ath_maxvaps];
-+              slot = ((tsftu % ic->ic_lintval) * ATH_MAXVAPS_DEFAULT) / ic->ic_lintval;
++              slot = ((tsftu % ic->ic_lintval) * ATH_MAXVAPS_BCN) / ic->ic_lintval;
++              vap = sc->sc_bslot[(slot + 1) % ATH_MAXVAPS_BCN];
                DPRINTF(sc, ATH_DEBUG_BEACON_PROC,
                        "Slot %d [tsf %llu tsftu %llu intval %u] vap %p\n",
                        slot, (unsigned long long)hw_tsf, 
-                       (unsigned long long)tsftu, ic->ic_lintval, vap);
-               bfaddr = 0;
--              if (vap != NULL) {
-+              while (slot < ATH_MAXVAPS_MAX) {
-+                      vap = sc->sc_bslot[slot];
-+                      if (vap == NULL)
-+                              goto next;
-+
-                       bf = ath_beacon_generate(sc, vap, needmark);
--                      if (bf != NULL)
-+                      if (bf == NULL)
-+                              break;
-+
-+                      if (bflink != NULL)
-+#ifdef AH_NEED_DESC_SWAP
-+                              *bflink = cpu_to_le32(bf->bf_daddr);
-+#else
-+                              *bflink = bf->bf_daddr;
-+#endif
-+                      else
-                               bfaddr = bf->bf_daddr;
-+
-+                      bflink = &bf->bf_desc->ds_link;
-+next:
-+                      slot += ATH_MAXVAPS_DEFAULT;
-               }
-+              if (bflink != NULL)
-+                      *bflink = 0;            /* link of last frame */
-       } else {                                /* burst'd beacons */
+@@ -5377,7 +5354,7 @@ ath_beacon_send(struct ath_softc *sc, in
                u_int32_t *bflink = NULL;
  
-@@ -5567,7 +5591,7 @@ ath_beacon_config(struct ath_softc *sc, 
+               /* XXX: rotate/randomize order? */
+-              for (slot = 0; slot < ath_maxvaps; slot++) {
++              for (slot = 0; slot < ATH_MAXVAPS_BCN; slot++) {
+                       if ((vap = sc->sc_bslot[slot]) != NULL) {
+                               if ((bf = ath_beacon_generate(
+                                               sc, vap, 
+@@ -5418,7 +5395,7 @@ ath_beacon_send(struct ath_softc *sc, in
+        *     again.  If we miss a beacon for that slot then we'll be
+        *     slow to transition but we'll be sure at least one beacon
+        *     interval has passed.  When bursting slot is always left
+-       *     set to ath_maxvaps so this check is a no-op.
++       *     set to ATH_MAXVAPS_BCN so this check is a no-op.
+        */
+       /* XXX locking */
+       if (sc->sc_updateslot == UPDATE) {
+@@ -5526,7 +5503,7 @@ ath_beacon_free(struct ath_softc *sc)
+  * (2^(32 + 10 - 1) - 1)us is a really long time.
+  */
+ static void
+-ath_beacon_config(struct ath_softc *sc, struct ieee80211vap *vap)
++ath_beacon_config(struct ath_softc *sc, struct ieee80211vap *vap, int reset)
+ {
+       struct ieee80211com *ic = &sc->sc_ic;
+       struct ath_hal *ah = sc->sc_ah;
+@@ -5553,7 +5530,7 @@ ath_beacon_config(struct ath_softc *sc, 
+       /* We should reset hw TSF only once, so we increment
+        * ni_tstamp.tsf to avoid resetting the hw TSF multiple
+        * times */
+-      if (tsf == 0) {
++      if (tsf == 0 || reset) {
+               reset_tsf = 1;
+               ni->ni_tstamp.tsf = cpu_to_le64(1);
+       }
+@@ -5567,7 +5544,7 @@ ath_beacon_config(struct ath_softc *sc, 
                /* NB: the beacon interval is kept internally in TUs */
                intval = ic->ic_lintval & HAL_BEACON_PERIOD;
                if (sc->sc_stagbeacons)
 -                      intval /= ath_maxvaps;  /* for staggered beacons */
-+                      intval /= ATH_MAXVAPS_DEFAULT;  /* for staggered beacons */
++                      intval /= ATH_MAXVAPS_BCN;      /* for staggered beacons */
                if ((sc->sc_nostabeacons) &&
                    (vap->iv_opmode == IEEE80211_M_HOSTAP))
                        reset_tsf = 1;
-@@ -5889,7 +5913,7 @@ ath_desc_alloc(struct ath_softc *sc)
+@@ -5583,31 +5560,24 @@ ath_beacon_config(struct ath_softc *sc, 
+                * time */
+               nexttbtt = intval;
+       } else if (intval) {    /* NB: can be 0 for monitor mode */
+-              if (tsf == 1) {
+-                      /* We have not received any beacons or probe
+-                       * responses. Since a beacon should be sent
+-                       * every 'intval' ms, we compute the next
+-                       * beacon timestamp using the hardware TSF. We
+-                       * ensure that it is at least FUDGE TUs ahead
+-                       * of the current TSF. Otherwise, we use the
+-                       * next beacon timestamp again */
+-                      nexttbtt = roundup(hw_tsftu + FUDGE, intval);
+-              } 
+-              else if (ic->ic_opmode == IEEE80211_M_IBSS) {
+-                      if (tsf > hw_tsf) {
+-                              /* We received a beacon, but the HW TSF has
+-                               * not been updated (otherwise hw_tsf > tsf)
+-                               * We cannot use the hardware TSF, so we
+-                               * wait to synchronize beacons again. */
+-                              sc->sc_syncbeacon = 1;
+-                              goto ath_beacon_config_debug;
+-                      } else {
+-                              /* Normal case: we received a beacon to which
+-                               * we have synchronized. Make sure that nexttbtt
+-                               * is at least FUDGE TU ahead of hw_tsf */
+-                              nexttbtt = tsftu + roundup(hw_tsftu + FUDGE - 
+-                                              tsftu, intval);
+-                      }
++              if ((tsf > hw_tsf) && (ic->ic_opmode == IEEE80211_M_IBSS)) {
++                      /* We received a beacon, but the HW TSF has
++                       * not been updated (otherwise hw_tsf > tsf)
++                       * We cannot use the hardware TSF, so we
++                       * wait to synchronize beacons again. */
++                      sc->sc_syncbeacon = 1;
++                      goto ath_beacon_config_debug;
++              } else if ((tsftu + FUDGE) > hw_tsftu) {
++                      if (tsftu > hw_tsftu + 2 * intval)
++                              nexttbtt = roundup(hw_tsftu + FUDGE, intval);
++                      else
++                              nexttbtt = tsftu;
++              } else {
++                      /* Normal case: we received a beacon to which
++                       * we have synchronized. Make sure that nexttbtt
++                       * is at least FUDGE TU ahead of hw_tsf */
++                      nexttbtt = tsftu + roundup(hw_tsftu + FUDGE -
++                                      tsftu, intval);
+               }
+       }
+@@ -5730,9 +5700,6 @@ ath_beacon_config(struct ath_softc *sc, 
+               ath_beacon_dturbo_config(vap, intval &
+                               ~(HAL_BEACON_RESET_TSF | HAL_BEACON_ENA));
+ #endif
+-              if ((nexttbtt & HAL_BEACON_PERIOD) - (ath_hal_gettsf32(ah) >> 10)
+-                              <= ath_hal_sw_beacon_response_time)
+-                      nexttbtt += intval;
+               sc->sc_nexttbtt = nexttbtt;
+               /* stop beacons before reconfiguring the timers to avoid race
+@@ -5889,7 +5856,7 @@ ath_desc_alloc(struct ath_softc *sc)
  
        /* XXX allocate beacon state together with VAP */
        error = ath_descdma_setup(sc, &sc->sc_bdma, &sc->sc_bbuf,
 -                      "beacon", ath_maxvaps, 1);
-+                      "beacon", ATH_MAXVAPS_MAX, 1);
++                      "beacon", ATH_MAXVAPS_BCN, 1);
        if (error != 0) {
                ath_descdma_cleanup(sc, &sc->sc_txdma, &sc->sc_txbuf,
                        BUS_DMA_TODEVICE);
+@@ -6680,7 +6647,7 @@ ath_recv_mgmt(struct ieee80211vap * vap,
+                       /* Resync beacon timers using the tsf of the
+                        * beacon frame we just received. */
+                       vap->iv_flags_ext &= ~IEEE80211_FEXT_APPIE_UPDATE;
+-                      ath_beacon_config(sc, vap);
++                      ath_beacon_config(sc, vap, 0);
+                       DPRINTF(sc, ATH_DEBUG_BEACON, 
+                               "Updated beacon timers\n");
+               }
+@@ -9359,7 +9326,7 @@ ath_chan_set(struct ath_softc *sc, struc
+                * HW seems to turn off beacons during turbo mode switch.
+                */
+               if (sc->sc_beacons && !sc->sc_dfs_cac)
+-                      ath_beacon_config(sc, NULL);
++                      ath_beacon_config(sc, NULL, 0);
+               /*
+                * Re-enable interrupts.
+                */
+@@ -9813,7 +9780,7 @@ ath_newstate(struct ieee80211vap *vap, e
+                                       ATH_DEBUG_BEACON_PROC, 
+                               "Beacons reconfigured by %p[%s]!\n",
+                               vap, vap->iv_nickname);
+-                      ath_beacon_config(sc, vap);
++                      ath_beacon_config(sc, vap, 1);
+                       sc->sc_beacons = 1;
+               }
+       } else {
+@@ -9948,9 +9915,6 @@ ath_dfs_cac_completed(unsigned long data
+               }
+               netif_wake_queue(dev);
+               ath_reset(dev);
+-              if (sc->sc_beacons) {
+-                      ath_beacon_config(sc, NULL);
+-              }
+               dev->watchdog_timeo = 5 * HZ; /* restore normal timeout */
+       } else {
+               do_gettimeofday(&tv);
+@@ -11473,9 +11437,6 @@ ATH_SYSCTL_DECL(ath_sysctl_halparam, ctl
+               case ATH_OUTDOOR:
+                       val = ic->ic_country_outdoor;
+                       break;
+-              case ATH_MAXVAPS:
+-                      val = ath_maxvaps;
+-                      break;
+               case ATH_REGDOMAIN:
+                       ath_hal_getregdomain(ah, &val);
+                       break;
+@@ -11606,12 +11567,6 @@ static const ctl_table ath_sysctl_templa
+         .extra2       = (void *)ATH_OUTDOOR,
+       },
+       { .ctl_name     = CTL_AUTO,
+-        .procname     = "maxvaps",
+-        .mode         = 0444,
+-        .proc_handler = ath_sysctl_halparam,
+-        .extra2       = (void *)ATH_MAXVAPS,
+-      },
+-      { .ctl_name     = CTL_AUTO,
+         .procname     = "regdomain",
+         .mode         = 0644,
+         .proc_handler = ath_sysctl_halparam,
+@@ -11928,13 +11883,6 @@ static ctl_table ath_static_sysctls[] = 
+       },
+ #endif
+       { .ctl_name     = CTL_AUTO,
+-        .procname     = "maxvaps",
+-        .mode         = 0444,
+-        .data         = &ath_maxvaps,
+-        .maxlen       = sizeof(ath_maxvaps),
+-        .proc_handler = proc_dointvec
+-      },
+-      { .ctl_name     = CTL_AUTO,
+         .procname     = "xchanmode",
+         .mode         = 0444,
+         .data         = &ath_xchanmode,
+--- a/ath/if_athvar.h
++++ b/ath/if_athvar.h
+@@ -211,9 +211,7 @@ static inline struct net_device *_alloc_
+ #define       ATH_RXBUF       40              /* number of RX buffers */
+ #define       ATH_TXBUF       200             /* number of TX buffers */
+-#define ATH_MAXVAPS_MIN       2       /* minimum number of beacon buffers */
+-#define ATH_MAXVAPS_MAX       64      /* maximum number of beacon buffers */
+-#define ATH_MAXVAPS_DEFAULT   4       /* default number of beacon buffers */
++#define ATH_MAXVAPS_BCN               4       /* maximum number of beacon buffers */
+ /* free buffer threshold to restart net dev */
+ #define       ATH_TXBUF_FREE_THRESHOLD  (ATH_TXBUF / 20)
index 9fd5ecb..31f2fef 100644 (file)
@@ -1,6 +1,6 @@
 --- a/ath/if_ath.c
 +++ b/ath/if_ath.c
-@@ -3725,6 +3725,7 @@ ff_bypass:
+@@ -3697,6 +3697,7 @@ ff_bypass:
         */
        skb = ieee80211_encap(ni, skb, &framecnt);
        if (skb == NULL) {
index 76ff7a7..8739790 100644 (file)
@@ -1,30 +1,30 @@
 --- a/ath/if_ath.c
 +++ b/ath/if_ath.c
-@@ -396,7 +396,6 @@ static int tpc = 1;
- static int maxvaps = -1;
+@@ -394,7 +394,6 @@ static int rfkill = 0;
+ static int tpc = 1;
  static int xchanmode = -1;
  #include "ath_wprobe.c"
 -static int beacon_cal = 1;
  
  static const struct ath_hw_detect generic_hw_info = {
        .vendor_name = "Unknown",
-@@ -431,7 +430,6 @@ static struct notifier_block ath_event_b
+@@ -429,7 +428,6 @@ static struct notifier_block ath_event_b
  };
  
  #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,52))
 -MODULE_PARM(beacon_cal, "i");
- MODULE_PARM(maxvaps, "i");
  MODULE_PARM(xchanmode, "i");
  MODULE_PARM(rfkill, "i");
-@@ -443,7 +441,6 @@ MODULE_PARM(autocreate, "s");
+ #ifdef ATH_CAP_TPC
+@@ -440,7 +438,6 @@ MODULE_PARM(autocreate, "s");
  MODULE_PARM(ratectl, "s");
  #else
  #include <linux/moduleparam.h>
 -module_param(beacon_cal, int, 0600);
- module_param(maxvaps, int, 0600);
  module_param(xchanmode, int, 0600);
  module_param(rfkill, int, 0600);
-@@ -837,6 +834,7 @@ ath_attach(u_int16_t devid, struct net_d
+ #ifdef ATH_CAP_TPC
+@@ -825,6 +822,7 @@ ath_attach(u_int16_t devid, struct net_d
                error = EIO;
                goto bad2;
        }
@@ -32,7 +32,7 @@
        init_timer(&sc->sc_cal_ch);
        sc->sc_cal_ch.function = ath_calibrate;
        sc->sc_cal_ch.data = (unsigned long) dev;
-@@ -2765,8 +2763,7 @@ ath_stop_locked(struct net_device *dev)
+@@ -2737,8 +2735,7 @@ ath_stop_locked(struct net_device *dev)
                }
                if (!sc->sc_invalid) {
                        del_timer_sync(&sc->sc_dfs_cac_timer);
@@ -42,7 +42,7 @@
                }
                ath_draintxq(sc);
                if (!sc->sc_invalid) {
-@@ -2791,10 +2788,9 @@ static void ath_set_beacon_cal(struct at
+@@ -2763,10 +2760,9 @@ static void ath_set_beacon_cal(struct at
        if (val) {
                del_timer_sync(&sc->sc_cal_ch);
        } else {
@@ -55,7 +55,7 @@
  }
  
  /*
-@@ -3036,7 +3032,7 @@ ath_reset(struct net_device *dev)
+@@ -3008,7 +3004,7 @@ ath_reset(struct net_device *dev)
         * XXX: starting the calibration too early seems to lead to
         * problems with the beacons.
         */
@@ -64,7 +64,7 @@
  
        /*
         * Convert to a HAL channel description with the flags
-@@ -5477,10 +5473,9 @@ next:
+@@ -5430,10 +5426,9 @@ ath_beacon_send(struct ath_softc *sc, in
                        "Invoking ath_hal_txstart with sc_bhalq: %d\n",
                        sc->sc_bhalq);
                ath_hal_txstart(ah, sc->sc_bhalq);
@@ -78,7 +78,7 @@
  
                sc->sc_stats.ast_be_xmit++;             /* XXX per-VAP? */
        }
-@@ -9161,6 +9156,7 @@ ath_startrecv(struct ath_softc *sc)
+@@ -9104,6 +9099,7 @@ ath_startrecv(struct ath_softc *sc)
                dev->mtu, sc->sc_cachelsz, sc->sc_rxbufsize);
  
        sc->sc_rxlink = NULL;
@@ -86,7 +86,7 @@
        STAILQ_FOREACH(bf, &sc->sc_rxbuf, bf_list) {
                int error = ath_rxbuf_init(sc, bf);
                ATH_RXBUF_RESET(bf);
-@@ -9377,7 +9373,7 @@ ath_chan_set(struct ath_softc *sc, struc
+@@ -9320,7 +9316,7 @@ ath_chan_set(struct ath_softc *sc, struc
                                jiffies + (sc->sc_dfs_cac_period * HZ));
  
                        /* This is a good time to start a calibration */
@@ -95,7 +95,7 @@
                }
                /*
                 * re configure beacons when it is a turbo mode switch.
-@@ -9471,25 +9467,23 @@ ath_calibrate(unsigned long arg)
+@@ -9414,25 +9410,23 @@ ath_calibrate(unsigned long arg)
        if (isIQdone == AH_TRUE) {
                /* Unless user has overridden calibration interval,
                 * upgrade to less frequent calibration */
  }
  
  static void
-@@ -9597,9 +9591,6 @@ ath_newstate(struct ieee80211vap *vap, e
+@@ -9540,9 +9534,6 @@ ath_newstate(struct ieee80211vap *vap, e
                ieee80211_state_name[vap->iv_state],
                ieee80211_state_name[nstate]);
  
        ath_hal_setledstate(ah, leds[nstate]);  /* set LED */
        netif_stop_queue(dev);                  /* before we do anything else */
  
-@@ -9821,10 +9812,7 @@ ath_newstate(struct ieee80211vap *vap, e
+@@ -9764,10 +9755,7 @@ ath_newstate(struct ieee80211vap *vap, e
                                IEEE80211_IS_MODE_DFS_MASTER(vap->iv_opmode)) {
                        DPRINTF(sc, ATH_DEBUG_STATE | ATH_DEBUG_DOTH, 
                                "VAP -> DFSWAIT_PENDING \n");
                        /* wake the receiver */
                        netif_wake_queue(dev);
                        /* don't do the other usual stuff... */
-@@ -9866,12 +9854,6 @@ done:
+@@ -9809,12 +9797,6 @@ done:
        /* Invoke the parent method to complete the work. */
        error = avp->av_newstate(vap, nstate, arg);
  
                nstate == IEEE80211_S_RUN)
 --- a/ath/if_athvar.h
 +++ b/ath/if_athvar.h
-@@ -834,7 +834,8 @@ struct ath_softc {
+@@ -832,7 +832,8 @@ struct ath_softc {
  
        struct ieee80211_channel *sc_last_chan;
        int sc_beacon_cal;                      /* use beacon timer for calibration */
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