diff options
Diffstat (limited to 'package/madwifi/patches/361-bmiss_handling.patch')
| -rw-r--r-- | package/madwifi/patches/361-bmiss_handling.patch | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/package/madwifi/patches/361-bmiss_handling.patch b/package/madwifi/patches/361-bmiss_handling.patch deleted file mode 100644 index 15d238f..0000000 --- a/package/madwifi/patches/361-bmiss_handling.patch +++ /dev/null @@ -1,102 +0,0 @@ -Improve the beacon miss handling. Instead of just dropping the connection, -send a directed probe request to the AP to see if it's still responding. -Schedule a software beacon miss timer in this case, which adds a timeout -for the APs probe response. - -Signed-off-by: Felix Fietkau <nbd@openwrt.org> - ---- a/net80211/ieee80211_input.c -+++ b/net80211/ieee80211_input.c -@@ -3400,12 +3400,17 @@ ieee80211_recv_mgmt(struct ieee80211vap - } - - /* WDS/Repeater: re-schedule software beacon timer for -- * STA. */ -- if ((vap->iv_state == IEEE80211_S_RUN) && -- (vap->iv_flags_ext & IEEE80211_FEXT_SWBMISS)) { -- mod_timer(&vap->iv_swbmiss, -+ * STA. Reset consecutive bmiss counter as well */ -+ IEEE80211_LOCK_IRQ(ic); -+ if (vap->iv_state == IEEE80211_S_RUN) { -+ vap->iv_bmiss_count = 0; -+ if (vap->iv_flags_ext & IEEE80211_FEXT_SWBMISS) -+ mod_timer(&vap->iv_swbmiss, - jiffies + vap->iv_swbmiss_period); -+ else -+ del_timer(&vap->iv_swbmiss); - } -+ IEEE80211_UNLOCK_IRQ(ic); - - /* If scanning, pass the info to the scan module. - * Otherwise, check if it's the right time to do ---- a/net80211/ieee80211_proto.c -+++ b/net80211/ieee80211_proto.c -@@ -1209,6 +1209,8 @@ ieee80211_beacon_miss(struct ieee80211co - } - /* XXX locking */ - TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) { -+ int count; -+ - IEEE80211_DPRINTF(vap, - IEEE80211_MSG_STATE | IEEE80211_MSG_DEBUG, - "%s\n", "beacon miss"); -@@ -1221,6 +1223,29 @@ ieee80211_beacon_miss(struct ieee80211co - if (vap->iv_opmode != IEEE80211_M_STA || - vap->iv_state != IEEE80211_S_RUN) - continue; -+ -+ IEEE80211_LOCK_IRQ(ic); -+ count = vap->iv_bmiss_count++; -+ if (count) { -+ /* if the counter was already above zero, reset it -+ * here, since we're going to do the bmiss handling -+ * in any case */ -+ vap->iv_bmiss_count = 0; -+ } else { -+ /* schedule the software beacon miss timer, it will be -+ * cancelled, if the probe request is acked */ -+ mod_timer(&vap->iv_swbmiss, jiffies + vap->iv_swbmiss_period); -+ } -+ IEEE80211_UNLOCK_IRQ(ic); -+ -+ if (!count) { -+ ieee80211_send_probereq(vap->iv_bss, vap->iv_myaddr, -+ vap->iv_bss->ni_bssid, vap->iv_bss->ni_bssid, -+ vap->iv_bss->ni_essid, vap->iv_bss->ni_esslen, -+ NULL, 0); -+ continue; -+ } -+ - if (ic->ic_roaming == IEEE80211_ROAMING_AUTO) { - #ifdef ATH_SUPERG_DYNTURBO - /* -@@ -1621,14 +1646,14 @@ __ieee80211_newstate(struct ieee80211vap - } - - /* WDS/Repeater: Start software beacon timer for STA */ -+ vap->iv_swbmiss.function = ieee80211_sta_swbmiss; -+ vap->iv_swbmiss.data = (unsigned long) vap; -+ vap->iv_swbmiss_period = IEEE80211_TU_TO_JIFFIES( -+ vap->iv_ic->ic_bmissthreshold * ni->ni_intval); -+ - if (ostate != IEEE80211_S_RUN && - (vap->iv_opmode == IEEE80211_M_STA && - vap->iv_flags_ext & IEEE80211_FEXT_SWBMISS)) { -- vap->iv_swbmiss.function = ieee80211_sta_swbmiss; -- vap->iv_swbmiss.data = (unsigned long) vap; -- vap->iv_swbmiss_period = IEEE80211_TU_TO_JIFFIES( -- vap->iv_ic->ic_bmissthreshold * ni->ni_intval); -- - mod_timer(&vap->iv_swbmiss, jiffies + vap->iv_swbmiss_period); - } - ---- a/net80211/ieee80211_var.h -+++ b/net80211/ieee80211_var.h -@@ -283,6 +283,7 @@ struct ieee80211vap { - - struct timer_list iv_swbmiss; /* software beacon miss timer */ - u_int16_t iv_swbmiss_period; /* software beacon miss timer period */ -+ u_int16_t iv_bmiss_count; /* consecutive beacon miss counter */ - struct ieee80211_nsparams iv_nsparams; /* new state parameters for tasklet for stajoin1 */ - struct IEEE80211_TQ_STRUCT iv_stajoin1tq; /* tasklet for newstate action called from stajoin1tq */ - unsigned int iv_nsdone; /* Done with scheduled newstate tasklet */ |