diff options
Diffstat (limited to 'package/madwifi/patches-r3776/311-protmode_trigger.patch')
| -rw-r--r-- | package/madwifi/patches-r3776/311-protmode_trigger.patch | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/package/madwifi/patches-r3776/311-protmode_trigger.patch b/package/madwifi/patches-r3776/311-protmode_trigger.patch new file mode 100644 index 0000000000..29fc629089 --- /dev/null +++ b/package/madwifi/patches-r3776/311-protmode_trigger.patch @@ -0,0 +1,147 @@ +Index: madwifi-trunk-r3776/net80211/ieee80211.c +=================================================================== +--- madwifi-trunk-r3776.orig/net80211/ieee80211.c 2008-07-17 00:21:29.000000000 +0200 ++++ madwifi-trunk-r3776/net80211/ieee80211.c 2008-07-17 02:56:18.000000000 +0200 +@@ -347,7 +347,9 @@ + IEEE80211_MS_TO_TU(IEEE80211_BMISSTHRESH_DEFAULT_MS), + ic->ic_lintval), ic->ic_lintval); + } +- ++ ic->ic_protmode_timeout = IEEE80211_PROTMODE_TIMEOUT; ++ ic->ic_protmode_rssi = IEEE80211_PROTMODE_RSSITHR; ++ + IEEE80211_LOCK_INIT(ic, "ieee80211com"); + IEEE80211_VAPS_LOCK_INIT(ic, "ieee80211com_vaps"); + TAILQ_INIT(&ic->ic_vaps); +Index: madwifi-trunk-r3776/net80211/ieee80211_input.c +=================================================================== +--- madwifi-trunk-r3776.orig/net80211/ieee80211_input.c 2008-07-17 02:30:28.000000000 +0200 ++++ madwifi-trunk-r3776/net80211/ieee80211_input.c 2008-07-17 02:56:18.000000000 +0200 +@@ -3382,14 +3382,18 @@ + IEEE80211_IS_CHAN_ANYG(ic->ic_curchan)) { + + /* Assume no ERP IE == 11b AP */ +- if ((!has_erp || (has_erp && (scan.erp & IEEE80211_ERP_NON_ERP_PRESENT))) && +- !(ic->ic_flags & IEEE80211_F_USEPROT)) { ++ if ((!has_erp || (has_erp && ++ (scan.erp & IEEE80211_ERP_NON_ERP_PRESENT))) && ++ (rssi > ic->ic_protmode_rssi)) { + struct ieee80211vap *tmpvap; + +- ic->ic_flags |= IEEE80211_F_USEPROT; +- TAILQ_FOREACH(tmpvap, &ic->ic_vaps, iv_next) { +- tmpvap->iv_flags_ext |= IEEE80211_FEXT_ERPUPDATE; ++ if (!(ic->ic_flags & IEEE80211_F_USEPROT)) { ++ ic->ic_flags |= IEEE80211_F_USEPROT; ++ TAILQ_FOREACH(tmpvap, &ic->ic_vaps, iv_next) { ++ tmpvap->iv_flags_ext |= IEEE80211_FEXT_ERPUPDATE; ++ } + } ++ ic->ic_protmode_lasttrig = jiffies; + } + } + +Index: madwifi-trunk-r3776/net80211/ieee80211_ioctl.h +=================================================================== +--- madwifi-trunk-r3776.orig/net80211/ieee80211_ioctl.h 2008-07-17 02:25:53.000000000 +0200 ++++ madwifi-trunk-r3776/net80211/ieee80211_ioctl.h 2008-07-17 02:56:52.000000000 +0200 +@@ -652,6 +652,8 @@ + IEEE80211_PARAM_LEAKTXBUFS = 82, /* Leak tx buffers */ + IEEE80211_PARAM_MAXRATE = 83, /* Maximum rate (by table index) */ + IEEE80211_PARAM_MINRATE = 84, /* Minimum rate (by table index) */ ++ IEEE80211_PARAM_PROTMODE_RSSI = 85, /* RSSI Threshold for enabling protection mode */ ++ IEEE80211_PARAM_PROTMODE_TIMEOUT = 86, /* Timeout for expiring protection mode */ + }; + + #define SIOCG80211STATS (SIOCDEVPRIVATE+2) +Index: madwifi-trunk-r3776/net80211/ieee80211_var.h +=================================================================== +--- madwifi-trunk-r3776.orig/net80211/ieee80211_var.h 2008-07-17 02:23:00.000000000 +0200 ++++ madwifi-trunk-r3776/net80211/ieee80211_var.h 2008-07-17 02:56:18.000000000 +0200 +@@ -138,6 +138,9 @@ + + #define IEEE80211_APPIE_MAX 1024 + ++#define IEEE80211_PROTMODE_RSSITHR 15 /* default rssi threshold for protection mode trigger */ ++#define IEEE80211_PROTMODE_TIMEOUT 30 /* timeout for keeping protection mode alive */ ++ + #define IEEE80211_PWRCONSTRAINT_VAL(ic) \ + (((ic)->ic_bsschan->ic_maxregpower > (ic)->ic_curchanmaxpwr) ? \ + (ic)->ic_bsschan->ic_maxregpower - (ic)->ic_curchanmaxpwr : 0) +@@ -335,6 +338,9 @@ + u_int16_t ic_newtxpowlimit; /* tx power limit to change to (in 0.5 dBm) */ + u_int16_t ic_uapsdmaxtriggers; /* max triggers that could arrive */ + u_int8_t ic_coverageclass; /* coverage class */ ++ u_int8_t ic_protmode_rssi; /* rssi threshold for protection mode */ ++ u_int64_t ic_protmode_lasttrig; /* last trigger for protection mode */ ++ u_int16_t ic_protmode_timeout; /* protection mode timeout */ + + /* Channel state: + * +Index: madwifi-trunk-r3776/net80211/ieee80211_wireless.c +=================================================================== +--- madwifi-trunk-r3776.orig/net80211/ieee80211_wireless.c 2008-07-17 02:26:17.000000000 +0200 ++++ madwifi-trunk-r3776/net80211/ieee80211_wireless.c 2008-07-17 02:56:18.000000000 +0200 +@@ -2336,6 +2336,12 @@ + case IEEE80211_PARAM_RSSI_EWMA: + ic->ic_rssi_ewma = value; + break; ++ case IEEE80211_PARAM_PROTMODE_TIMEOUT: ++ ic->ic_protmode_timeout = value; ++ break; ++ case IEEE80211_PARAM_PROTMODE_RSSI: ++ ic->ic_protmode_rssi = value; ++ break; + case IEEE80211_PARAM_MCASTCIPHER: + if ((vap->iv_caps & cipher2cap(value)) == 0 && + !ieee80211_crypto_available(vap, value)) +@@ -2992,6 +2998,12 @@ + case IEEE80211_PARAM_RSSI_EWMA: + param[0] = ic->ic_rssi_ewma; + break; ++ case IEEE80211_PARAM_PROTMODE_TIMEOUT: ++ param[0] = ic->ic_protmode_timeout; ++ break; ++ case IEEE80211_PARAM_PROTMODE_RSSI: ++ param[0] = ic->ic_protmode_rssi; ++ break; + case IEEE80211_PARAM_MCASTCIPHER: + param[0] = rsn->rsn_mcastcipher; + break; +@@ -5384,6 +5396,14 @@ + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "protmode" }, + { IEEE80211_PARAM_PROTMODE, + 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_protmode" }, ++ { IEEE80211_PARAM_PROTMODE_RSSI, ++ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "protrssi" }, ++ { IEEE80211_PARAM_PROTMODE_RSSI, ++ 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_protrssi" }, ++ { IEEE80211_PARAM_PROTMODE_TIMEOUT, ++ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "prottime" }, ++ { IEEE80211_PARAM_PROTMODE_TIMEOUT, ++ 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_prottime" }, + { IEEE80211_PARAM_MCASTCIPHER, + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "mcastcipher" }, + { IEEE80211_PARAM_MCASTCIPHER, +Index: madwifi-trunk-r3776/net80211/ieee80211_node.c +=================================================================== +--- madwifi-trunk-r3776.orig/net80211/ieee80211_node.c 2008-07-17 02:20:51.000000000 +0200 ++++ madwifi-trunk-r3776/net80211/ieee80211_node.c 2008-07-17 02:56:18.000000000 +0200 +@@ -1591,6 +1591,17 @@ + + ieee80211_scan_timeout(ic); + ieee80211_timeout_stations(&ic->ic_sta); ++ if ((ic->ic_flags & IEEE80211_F_USEPROT) && ++ (ic->ic_protmode_lasttrig + ic->ic_protmode_timeout * HZ < ++ jiffies)) { ++ struct ieee80211vap *tmpvap; ++ ++ /* expire protection mode */ ++ ic->ic_flags &= ~IEEE80211_F_USEPROT; ++ TAILQ_FOREACH(tmpvap, &ic->ic_vaps, iv_next) { ++ tmpvap->iv_flags_ext |= IEEE80211_FEXT_ERPUPDATE; ++ } ++ } + + mod_timer(&ic->ic_inact, jiffies + IEEE80211_INACT_WAIT * HZ); + } |