madwifi: remove braindead code that overwrote the user's antenna diversity setting...

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15141 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/package/madwifi/patches/420-diversity_fix.patch b/package/madwifi/patches/420-diversity_fix.patch
new file mode 100644 (file)
index 0000000..b7d26d9
--- /dev/null
+++ b/package/madwifi/patches/420-diversity_fix.patch
@@ -0,0 +1,30 @@
+--- a/ath/if_ath.c
++++ b/ath/if_ath.c
+@@ -5344,27 +5344,6 @@ ath_beacon_send(struct ath_softc *sc, in
+       } else if ((sc->sc_updateslot == COMMIT) && (sc->sc_slotupdate == slot))
+               ath_setslottime(sc);            /* commit change to hardware */
+ 
+-      if ((!sc->sc_stagbeacons || slot == 0) && (!sc->sc_diversity)) {
+-              unsigned int otherant;
+-              /*
+-               * Check recent per-antenna transmit statistics and flip
+-               * the default rx antenna if noticeably more frames went out
+-               * on the non-default antenna.  Only do this if rx diversity
+-               * is off.
+-               * XXX assumes 2 antennae
+-               */
+-              otherant = sc->sc_defant & 1 ? 2 : 1;
+-              if (sc->sc_ant_tx[otherant] > sc->sc_ant_tx[sc->sc_defant] + 
+-                              ATH_ANTENNA_DIFF) {
+-                      DPRINTF(sc, ATH_DEBUG_BEACON,
+-                              "Flip default antenna to %u, %u > %u\n",
+-                              otherant, sc->sc_ant_tx[otherant],
+-                              sc->sc_ant_tx[sc->sc_defant]);
+-                      ath_setdefantenna(sc, otherant);
+-              }
+-              sc->sc_ant_tx[1] = sc->sc_ant_tx[2] = 0;
+-      }
+-
+       if (bfaddr != 0) {
+               /*
+                * Stop any current DMA and put the new frame(s) on the queue.