diff options
Diffstat (limited to 'package/madwifi/patches-r3776/327-rssi_disconnect.patch')
| -rw-r--r-- | package/madwifi/patches-r3776/327-rssi_disconnect.patch | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/package/madwifi/patches-r3776/327-rssi_disconnect.patch b/package/madwifi/patches-r3776/327-rssi_disconnect.patch new file mode 100644 index 0000000..1ce8e2a --- /dev/null +++ b/package/madwifi/patches-r3776/327-rssi_disconnect.patch @@ -0,0 +1,99 @@ +Add an optional threshold for low-rssi disconnection. This can be useful +when letting wpa_supplicant control roaming. + +Signed-off-by: Felix Fietkau <nbd@openwrt.org> + +Index: madwifi-trunk-r3776/net80211/ieee80211_ioctl.h +=================================================================== +--- madwifi-trunk-r3776.orig/net80211/ieee80211_ioctl.h 2008-07-17 04:03:30.000000000 +0200 ++++ madwifi-trunk-r3776/net80211/ieee80211_ioctl.h 2008-07-17 04:07:29.000000000 +0200 +@@ -656,6 +656,8 @@ + IEEE80211_PARAM_PROTMODE_RSSI = 85, /* RSSI Threshold for enabling protection mode */ + IEEE80211_PARAM_PROTMODE_TIMEOUT = 86, /* Timeout for expiring protection mode */ + IEEE80211_PARAM_BGSCAN_THRESH = 87, /* bg scan rssi threshold */ ++ IEEE80211_PARAM_RSSI_DIS_THR = 88, /* rssi threshold for disconnection */ ++ IEEE80211_PARAM_RSSI_DIS_COUNT = 89, /* counter for rssi threshold */ + }; + + #define SIOCG80211STATS (SIOCDEVPRIVATE+2) +Index: madwifi-trunk-r3776/net80211/ieee80211_wireless.c +=================================================================== +--- madwifi-trunk-r3776.orig/net80211/ieee80211_wireless.c 2008-07-17 04:03:07.000000000 +0200 ++++ madwifi-trunk-r3776/net80211/ieee80211_wireless.c 2008-07-17 04:07:56.000000000 +0200 +@@ -2832,6 +2832,12 @@ + case IEEE80211_PARAM_ROAM_RATE_11G: + vap->iv_roam.rate11g = value; + break; ++ case IEEE80211_PARAM_RSSI_DIS_THR: ++ vap->iv_rssi_dis_thr = value; ++ break; ++ case IEEE80211_PARAM_RSSI_DIS_COUNT: ++ vap->iv_rssi_dis_max = value; ++ break; + case IEEE80211_PARAM_UAPSDINFO: + if (vap->iv_opmode == IEEE80211_M_HOSTAP) { + if (ic->ic_caps & IEEE80211_C_UAPSD) { +@@ -3220,6 +3226,12 @@ + case IEEE80211_PARAM_ROAM_RATE_11G: + param[0] = vap->iv_roam.rate11g; + break; ++ case IEEE80211_PARAM_RSSI_DIS_THR: ++ param[0] = vap->iv_rssi_dis_thr; ++ break; ++ case IEEE80211_PARAM_RSSI_DIS_COUNT: ++ param[0] = vap->iv_rssi_dis_max; ++ break; + case IEEE80211_PARAM_UAPSDINFO: + if (vap->iv_opmode == IEEE80211_M_HOSTAP) { + if (IEEE80211_VAP_UAPSD_ENABLED(vap)) +@@ -5770,6 +5782,14 @@ + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "rate11g_x2" }, + { IEEE80211_PARAM_ROAM_RATE_11G, + 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_rate11g_x2" }, ++ { IEEE80211_PARAM_RSSI_DIS_THR, ++ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "rssi_disthr" }, ++ { IEEE80211_PARAM_RSSI_DIS_THR, ++ 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_rssi_disthr" }, ++ { IEEE80211_PARAM_RSSI_DIS_COUNT, ++ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "rssi_discnt" }, ++ { IEEE80211_PARAM_RSSI_DIS_COUNT, ++ 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_rssi_discnt" }, + { IEEE80211_PARAM_UAPSDINFO, + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "uapsd" }, + { IEEE80211_PARAM_UAPSDINFO, +Index: madwifi-trunk-r3776/net80211/ieee80211_input.c +=================================================================== +--- madwifi-trunk-r3776.orig/net80211/ieee80211_input.c 2008-07-17 04:07:08.000000000 +0200 ++++ madwifi-trunk-r3776/net80211/ieee80211_input.c 2008-07-17 04:09:03.000000000 +0200 +@@ -3234,6 +3234,17 @@ + + /* When rssi is low, start doing bgscans more frequently to allow + * the supplicant to make a better switching decision */ ++ if ((vap->iv_rssi_dis_thr > 0) && (vap->iv_rssi_dis_max > 0)) { ++ if ((rssi > 0) && (rssi < vap->iv_rssi_dis_thr)) { ++ if (++vap->iv_rssi_dis_trig > vap->iv_rssi_dis_max) { ++ vap->iv_rssi_dis_trig = 0; ++ ieee80211_node_leave(ni); ++ return 0; ++ } ++ } else { ++ vap->iv_rssi_dis_trig = 0; ++ } ++ } + if ((rssi < vap->iv_bgscanthr) && + (!vap->iv_bgscanthr_next || + !time_before(jiffies, vap->iv_bgscanthr_next)) && +Index: madwifi-trunk-r3776/net80211/ieee80211_var.h +=================================================================== +--- madwifi-trunk-r3776.orig/net80211/ieee80211_var.h 2008-07-17 04:07:08.000000000 +0200 ++++ madwifi-trunk-r3776/net80211/ieee80211_var.h 2008-07-17 04:07:10.000000000 +0200 +@@ -233,6 +233,9 @@ + u_int iv_bgscanintvl; /* bg scan min interval */ + u_int iv_bgscanthr; /* bg scan rssi threshold */ + u_int iv_bgscantrintvl; /* bg scan trigger interval */ ++ u_int iv_rssi_dis_thr; /* rssi disassoc threshold */ ++ u_int iv_rssi_dis_max; /* max beacons below disconnect threshold */ ++ u_int iv_rssi_dis_trig; /* rssi disassoc trigger count */ + unsigned long iv_bgscanthr_next; /* last trigger for bgscan */ + u_int iv_scanvalid; /* scan cache valid threshold */ + struct ieee80211_roam iv_roam; /* sta-mode roaming state */ |