madwifi: improve reliability of the antenna diversity setting

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13029 3c298f89-4303-0410-b956-a3cf2f4a3e73

package/madwifi/patches/385-antenna_fix.patch

@@ -0,0 +1,10 @@
+--- a/ath/if_ath.c
++++ b/ath/if_ath.c
+@@ -6666,6 +6666,7 @@ ath_setdefantenna(struct ath_softc *sc, 
+ 	struct ath_hal *ah = sc->sc_ah;
+ 
+ 	/* XXX block beacon interrupts */
++	ath_hal_setdiversity(ah, (sc->sc_diversity != 0));
+ 	ath_hal_setdefantenna(ah, antenna);
+ 	if (sc->sc_defant != antenna)
+ 		sc->sc_stats.ast_ant_defswitch++;

package/madwifi/patches/450-new_hal.patch

@@ -108,7 +108,7 @@
  	/*
  	 * Check if the MAC has multi-rate retry support.
  	 * We do this by trying to setup a fake extended
-@@ -7487,7 +7495,7 @@ ath_txq_setup(struct ath_softc *sc, int 
+@@ -7488,7 +7496,7 @@ ath_txq_setup(struct ath_softc *sc, int 
  	if (qtype == HAL_TX_QUEUE_UAPSD)
  		qi.tqi_qflags = HAL_TXQ_TXDESCINT_ENABLE;
  	else