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mac80211: fix depends
[openwrt.git] / package / madwifi / patches / 357-bgscan_thresh.patch
diff --git a/package/madwifi/patches/357-bgscan_thresh.patch b/package/madwifi/patches/357-bgscan_thresh.patch
index e0d5752..df0a6c2 100644 (file)
--- a/package/madwifi/patches/357-bgscan_thresh.patch
+++ b/package/madwifi/patches/357-bgscan_thresh.patch
@@ -6,8 +6,8 @@ Signed-off-by: Felix Fietkau <nbd@openwrt.org>
 
 --- a/net80211/ieee80211_ioctl.h
 +++ b/net80211/ieee80211_ioctl.h
 
 --- a/net80211/ieee80211_ioctl.h
 +++ b/net80211/ieee80211_ioctl.h
-@@ -646,6 +646,7 @@
-       IEEE80211_PARAM_MINRATE                 = 76,   /* Maximum rate (by table index) */
+@@ -646,6 +646,7 @@ enum {
+       IEEE80211_PARAM_MINRATE                 = 76,   /* Minimum rate (by table index) */
        IEEE80211_PARAM_PROTMODE_RSSI           = 77,   /* RSSI Threshold for enabling protection mode */
        IEEE80211_PARAM_PROTMODE_TIMEOUT        = 78,   /* Timeout for expiring protection mode */
 +      IEEE80211_PARAM_BGSCAN_THRESH           = 79,   /* bg scan rssi threshold */
        IEEE80211_PARAM_PROTMODE_RSSI           = 77,   /* RSSI Threshold for enabling protection mode */
        IEEE80211_PARAM_PROTMODE_TIMEOUT        = 78,   /* Timeout for expiring protection mode */
 +      IEEE80211_PARAM_BGSCAN_THRESH           = 79,   /* bg scan rssi threshold */
@@ -25,17 +25,18 @@ Signed-off-by: Felix Fietkau <nbd@openwrt.org>
  #define IEEE80211_COVERAGE_CLASS_MAX  31      /* max coverage class */
  #define IEEE80211_REGCLASSIDS_MAX     10      /* max regclass id list */
  
  #define IEEE80211_COVERAGE_CLASS_MAX  31      /* max coverage class */
  #define IEEE80211_REGCLASSIDS_MAX     10      /* max regclass id list */
  
-@@ -219,6 +221,9 @@
+@@ -219,6 +221,10 @@ struct ieee80211vap {
        u_int8_t iv_nickname[IEEE80211_NWID_LEN];
        u_int iv_bgscanidle;                            /* bg scan idle threshold */
        u_int iv_bgscanintvl;                           /* bg scan min interval */
 +      u_int iv_bgscanthr;                                     /* bg scan rssi threshold */
 +      u_int iv_bgscantrintvl;                         /* bg scan trigger interval */
 +      unsigned long iv_bgscanthr_next;                /* last trigger for bgscan */
        u_int8_t iv_nickname[IEEE80211_NWID_LEN];
        u_int iv_bgscanidle;                            /* bg scan idle threshold */
        u_int iv_bgscanintvl;                           /* bg scan min interval */
 +      u_int iv_bgscanthr;                                     /* bg scan rssi threshold */
 +      u_int iv_bgscantrintvl;                         /* bg scan trigger interval */
 +      unsigned long iv_bgscanthr_next;                /* last trigger for bgscan */
++      unsigned long iv_lastconnect;   /* time of last connect attempt */
        u_int iv_scanvalid;                             /* scan cache valid threshold */
        struct ieee80211_roam iv_roam;                  /* sta-mode roaming state */
  
        u_int iv_scanvalid;                             /* scan cache valid threshold */
        struct ieee80211_roam iv_roam;                  /* sta-mode roaming state */
  
-@@ -608,6 +613,7 @@
+@@ -608,6 +614,7 @@ MALLOC_DECLARE(M_80211_VAP);
  #define IEEE80211_FEXT_SWBMISS                0x00000400      /* CONF: use software beacon timer */
  #define IEEE80211_FEXT_DROPUNENC_EAPOL        0x00000800      /* CONF: drop unencrypted eapol frames */
  #define IEEE80211_FEXT_APPIE_UPDATE   0x00001000      /* STATE: beacon APP IE updated */
  #define IEEE80211_FEXT_SWBMISS                0x00000400      /* CONF: use software beacon timer */
  #define IEEE80211_FEXT_DROPUNENC_EAPOL        0x00000800      /* CONF: drop unencrypted eapol frames */
  #define IEEE80211_FEXT_APPIE_UPDATE   0x00001000      /* STATE: beacon APP IE updated */
@@ -45,7 +46,7 @@ Signed-off-by: Felix Fietkau <nbd@openwrt.org>
  #define IEEE80211_COM_UAPSD_DISABLE(_ic)      ((_ic)->ic_flags_ext &= ~IEEE80211_FEXT_UAPSD)
 --- a/net80211/ieee80211_wireless.c
 +++ b/net80211/ieee80211_wireless.c
  #define IEEE80211_COM_UAPSD_DISABLE(_ic)      ((_ic)->ic_flags_ext &= ~IEEE80211_FEXT_UAPSD)
 --- a/net80211/ieee80211_wireless.c
 +++ b/net80211/ieee80211_wireless.c
-@@ -2744,6 +2744,9 @@
+@@ -2744,6 +2744,9 @@ ieee80211_ioctl_setparam(struct net_devi
                else
                        retv = EINVAL;
                break;
                else
                        retv = EINVAL;
                break;
@@ -55,7 +56,7 @@ Signed-off-by: Felix Fietkau <nbd@openwrt.org>
        case IEEE80211_PARAM_MCAST_RATE:
                /* units are in KILObits per second */
                if (value >= 256 && value <= 54000)
        case IEEE80211_PARAM_MCAST_RATE:
                /* units are in KILObits per second */
                if (value >= 256 && value <= 54000)
-@@ -3144,6 +3147,9 @@
+@@ -3144,6 +3147,9 @@ ieee80211_ioctl_getparam(struct net_devi
        case IEEE80211_PARAM_BGSCAN_INTERVAL:
                param[0] = vap->iv_bgscanintvl / HZ;    /* seconds */
                break;
        case IEEE80211_PARAM_BGSCAN_INTERVAL:
                param[0] = vap->iv_bgscanintvl / HZ;    /* seconds */
                break;
@@ -65,7 +66,7 @@ Signed-off-by: Felix Fietkau <nbd@openwrt.org>
        case IEEE80211_PARAM_MCAST_RATE:
                param[0] = vap->iv_mcast_rate;  /* seconds */
                break;
        case IEEE80211_PARAM_MCAST_RATE:
                param[0] = vap->iv_mcast_rate;  /* seconds */
                break;
-@@ -5666,6 +5672,10 @@
+@@ -5666,6 +5672,10 @@ static const struct iw_priv_args ieee802
          IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "bgscanintvl" },
        { IEEE80211_PARAM_BGSCAN_INTERVAL,
          0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_bgscanintvl" },
          IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "bgscanintvl" },
        { IEEE80211_PARAM_BGSCAN_INTERVAL,
          0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_bgscanintvl" },
@@ -78,7 +79,7 @@ Signed-off-by: Felix Fietkau <nbd@openwrt.org>
        { IEEE80211_PARAM_MCAST_RATE,
 --- a/net80211/ieee80211_input.c
 +++ b/net80211/ieee80211_input.c
        { IEEE80211_PARAM_MCAST_RATE,
 --- a/net80211/ieee80211_input.c
 +++ b/net80211/ieee80211_input.c
-@@ -3013,8 +3013,10 @@
+@@ -3013,8 +3013,10 @@ contbgscan(struct ieee80211vap *vap)
  {
        struct ieee80211com *ic = vap->iv_ic;
  
  {
        struct ieee80211com *ic = vap->iv_ic;
  
@@ -90,17 +91,19 @@ Signed-off-by: Felix Fietkau <nbd@openwrt.org>
  }
  
  static __inline int
  }
  
  static __inline int
-@@ -3258,6 +3260,23 @@
+@@ -3258,6 +3260,25 @@ ieee80211_recv_mgmt(struct ieee80211vap 
                        /* record tsf of last beacon */
                        memcpy(ni->ni_tstamp.data, scan.tstamp,
                                sizeof(ni->ni_tstamp));
 +
 +                      /* When rssi is low, start doing bgscans more frequently to allow
 +                       * the supplicant to make a better switching decision */
                        /* record tsf of last beacon */
                        memcpy(ni->ni_tstamp.data, scan.tstamp,
                                sizeof(ni->ni_tstamp));
 +
 +                      /* When rssi is low, start doing bgscans more frequently to allow
 +                       * the supplicant to make a better switching decision */
-+                      if ((rssi < vap->iv_bgscanthr) &&
++                      if (!(ic->ic_flags & IEEE80211_F_SCAN) && (rssi < vap->iv_bgscanthr) &&
 +                                      (!vap->iv_bgscanthr_next ||
 +                                              !time_before(jiffies, vap->iv_bgscanthr_next)) &&
 +                                      (!vap->iv_bgscanthr_next ||
 +                                              !time_before(jiffies, vap->iv_bgscanthr_next)) &&
-+                                      !(ic->ic_flags & IEEE80211_F_SCAN)) {
++                                      (vap->iv_state == IEEE80211_S_RUN) &&
++                                      time_after(jiffies, vap->iv_lastconnect +
++                                              msecs_to_jiffies(IEEE80211_BGSCAN_INTVAL_MIN * 1000))) {
 +                              int ret;
 +
 +                              ic->ic_lastdata = 0;
 +                              int ret;
 +
 +                              ic->ic_lastdata = 0;
@@ -116,7 +119,15 @@ Signed-off-by: Felix Fietkau <nbd@openwrt.org>
                                                "beacon interval divergence: "
 --- a/net80211/ieee80211_scan.c
 +++ b/net80211/ieee80211_scan.c
                                                "beacon interval divergence: "
 --- a/net80211/ieee80211_scan.c
 +++ b/net80211/ieee80211_scan.c
-@@ -782,7 +782,7 @@
+@@ -616,6 +616,7 @@ ieee80211_cancel_scan(struct ieee80211va
+ 
+               /* clear bg scan NOPICK and mark cancel request */
+               ss->ss_flags &= ~IEEE80211_SCAN_NOPICK;
++              ic->ic_flags_ext &= ~IEEE80211_FEXT_BGSCAN_THR;
+               SCAN_PRIVATE(ss)->ss_iflags |= ISCAN_CANCEL;
+               ss->ss_ops->scan_cancel(ss, vap);
+               /* force it to fire asap */
+@@ -782,7 +783,7 @@ again:
                                ieee80211_sta_pwrsave(vap, 0);
                                if (ss->ss_next >= ss->ss_last) {
                                        ieee80211_notify_scan_done(vap);
                                ieee80211_sta_pwrsave(vap, 0);
                                if (ss->ss_next >= ss->ss_last) {
                                        ieee80211_notify_scan_done(vap);
@@ -125,3 +136,25 @@ Signed-off-by: Felix Fietkau <nbd@openwrt.org>
                                }
                        }
                        SCAN_PRIVATE(ss)->ss_iflags &= ~ISCAN_CANCEL;
                                }
                        }
                        SCAN_PRIVATE(ss)->ss_iflags &= ~ISCAN_CANCEL;
+--- a/net80211/ieee80211_proto.c
++++ b/net80211/ieee80211_proto.c
+@@ -1450,6 +1450,7 @@ __ieee80211_newstate(struct ieee80211vap
+               }
+               break;
+       case IEEE80211_S_AUTH:
++              vap->iv_lastconnect = jiffies;
+               /* auth frames are possible between IBSS nodes, 
+                * see 802.11-1999, chapter 5.7.6 */
+               KASSERT(vap->iv_opmode == IEEE80211_M_STA || 
+--- a/net80211/ieee80211_output.c
++++ b/net80211/ieee80211_output.c
+@@ -238,7 +238,8 @@ ieee80211_hardstart(struct sk_buff *skb,
+       }
+       
+       /* Cancel any running BG scan */
+-      ieee80211_cancel_scan(vap);
++      if (!(ic->ic_flags_ext & IEEE80211_FEXT_BGSCAN_THR) && (vap->iv_state == IEEE80211_S_RUN))
++              ieee80211_cancel_scan(vap);
+ 
+       /* 
+        * Find the node for the destination so we can do
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