huge madwifi update - use a madwifi-ng-refcount snapshot as base, includes lots of bugfixes and performance enhancements

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7211 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 172 insertions, 0 deletions

diff --git a/package/madwifi/patches/305-pureg_fix.patch b/package/madwifi/patches/305-pureg_fix.patch
new file mode 100644
index 000000000..333de8ad0
--- /dev/null
+++ b/package/madwifi/patches/305-pureg_fix.patch
@@ -0,0 +1,172 @@
+diff -urN madwifi-ng-refcount-r2313-20070505.old/ath/if_ath.c madwifi-ng-refcount-r2313-20070505.dev/ath/if_ath.c
+--- madwifi-ng-refcount-r2313-20070505.old/ath/if_ath.c	2007-05-13 18:17:56.686951312 +0200
++++ madwifi-ng-refcount-r2313-20070505.dev/ath/if_ath.c	2007-05-13 18:17:56.700949184 +0200
+@@ -3426,7 +3426,9 @@
+ 		rfilt |= HAL_RX_FILTER_PROM;
+ 	if (ic->ic_opmode == IEEE80211_M_STA ||
+ 	    sc->sc_opmode == HAL_M_IBSS ||	/* NB: AHDEMO too */
+-	    (sc->sc_nostabeacons) || sc->sc_scanning)
++	    (sc->sc_nostabeacons) || sc->sc_scanning ||
++		((ic->ic_opmode == IEEE80211_M_HOSTAP) &&
++		 (ic->ic_protmode != IEEE80211_PROT_NONE)))
+ 		rfilt |= HAL_RX_FILTER_BEACON;
+ 	if (sc->sc_nmonvaps > 0) 
+ 		rfilt |= (HAL_RX_FILTER_CONTROL | HAL_RX_FILTER_BEACON | 
+diff -urN madwifi-ng-refcount-r2313-20070505.old/net80211/ieee80211_input.c madwifi-ng-refcount-r2313-20070505.dev/net80211/ieee80211_input.c
+--- madwifi-ng-refcount-r2313-20070505.old/net80211/ieee80211_input.c	2007-05-13 18:17:56.688951008 +0200
++++ madwifi-ng-refcount-r2313-20070505.dev/net80211/ieee80211_input.c	2007-05-13 18:17:56.701949032 +0200
+@@ -343,11 +343,12 @@
+ 				bssid = wh->i_addr3;
+ 			}
+ 			/*
+-			 * Validate the bssid.
++			 * Validate the bssid. Let beacons get through though for 11g protection mode.
+ 			 */
+ #ifdef ATH_SUPERG_XR
+ 			if (!IEEE80211_ADDR_EQ(bssid, vap->iv_bss->ni_bssid) &&
+-			    !IEEE80211_ADDR_EQ(bssid, dev->broadcast)) {
++			    !IEEE80211_ADDR_EQ(bssid, dev->broadcast) &&
++				(subtype != IEEE80211_FC0_SUBTYPE_BEACON)) {
+ 				/*
+ 				 * allow MGT frames to vap->iv_xrvap.
+ 				 * this will allow roaming between  XR and normal vaps
+@@ -366,7 +367,8 @@
+ 			}
+ #else
+ 			if (!IEEE80211_ADDR_EQ(bssid, vap->iv_bss->ni_bssid) &&
+-			    !IEEE80211_ADDR_EQ(bssid, dev->broadcast)) {
++			    !IEEE80211_ADDR_EQ(bssid, dev->broadcast) &&
++				(subtype != IEEE80211_FC0_SUBTYPE_BEACON)) {
+ 				/* not interested in */
+ 				IEEE80211_DISCARD_MAC(vap, IEEE80211_MSG_INPUT,
+ 					bssid, NULL, "%s", "not to bss");
+@@ -2560,7 +2562,7 @@
+ 	u_int8_t *frm, *efrm;
+ 	u_int8_t *ssid, *rates, *xrates, *wpa, *rsn, *wme, *ath;
+ 	u_int8_t rate;
+-	int reassoc, resp, allocbs = 0;
++	int reassoc, resp, allocbs = 0, has_erp = 0;
+ 	u_int8_t qosinfo;
+ 
+ 	wh = (struct ieee80211_frame *) skb->data;
+@@ -2582,11 +2584,15 @@
+ 		 *    o station mode when associated (to collect state
+ 		 *      updates such as 802.11g slot time), or
+ 		 *    o adhoc mode (to discover neighbors)
++		 *    o ap mode in protection mode (beacons only)
+ 		 * Frames otherwise received are discarded.
+ 		 */ 
+ 		if (!((ic->ic_flags & IEEE80211_F_SCAN) ||
+ 		    (vap->iv_opmode == IEEE80211_M_STA && ni->ni_associd) ||
+-		    vap->iv_opmode == IEEE80211_M_IBSS)) {
++		    (vap->iv_opmode == IEEE80211_M_IBSS) ||
++			((subtype == IEEE80211_FC0_SUBTYPE_BEACON) &&
++			 (vap->iv_opmode == IEEE80211_M_HOSTAP) &&
++			 (ic->ic_protmode != IEEE80211_PROT_NONE)))) {
+ 			vap->iv_stats.is_rx_mgtdiscard++;
+ 			return;
+ 		}
+@@ -2669,6 +2675,7 @@
+ 					break;
+ 				}
+ 				scan.erp = frm[2];
++				has_erp = 1;
+ 				break;
+ 			case IEEE80211_ELEMID_RSN:
+ 				scan.rsn = frm;
+@@ -2810,7 +2817,7 @@
+ 			    vap->iv_flags_ext & IEEE80211_FEXT_SWBMISS) {
+ 				mod_timer(&vap->iv_swbmiss, jiffies + vap->iv_swbmiss_period);
+ 			}
+-			
++
+ 			/*
+ 			 * If scanning, pass the info to the scan module.
+ 			 * Otherwise, check if it's the right time to do
+@@ -2832,6 +2839,20 @@
+ 				ieee80211_bg_scan(vap);
+ 			return;
+ 		}
++
++		/* Update AP protection mode when in 11G mode */
++		if ((vap->iv_opmode == IEEE80211_M_HOSTAP) &&
++			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)) {
++				
++				ic->ic_flags |= IEEE80211_F_USEPROT;
++				ic->ic_flags_ext |= IEEE80211_FEXT_ERPUPDATE;
++			}
++		}
++
+ 		/*
+ 		 * If scanning, just pass information to the scan module.
+ 		 */
+diff -urN madwifi-ng-refcount-r2313-20070505.old/net80211/ieee80211_node.c madwifi-ng-refcount-r2313-20070505.dev/net80211/ieee80211_node.c
+--- madwifi-ng-refcount-r2313-20070505.old/net80211/ieee80211_node.c	2007-05-13 18:17:56.690950704 +0200
++++ madwifi-ng-refcount-r2313-20070505.dev/net80211/ieee80211_node.c	2007-05-13 18:17:56.702948880 +0200
+@@ -331,10 +331,16 @@
+ 	/* Update country ie information */
+ 	ieee80211_build_countryie(ic);
+ 
+-	if (IEEE80211_IS_CHAN_HALF(chan))
++	if (IEEE80211_IS_CHAN_HALF(chan)) {
+ 		ni->ni_rates = ic->ic_sup_half_rates;
+-	else if (IEEE80211_IS_CHAN_QUARTER(chan))
++	} else if (IEEE80211_IS_CHAN_QUARTER(chan)) {
+ 		ni->ni_rates = ic->ic_sup_quarter_rates;
++	}
++
++	if ((vap->iv_flags & IEEE80211_F_PUREG) &&
++		IEEE80211_IS_CHAN_ANYG(chan)) {
++		ieee80211_setpuregbasicrates(&ni->ni_rates); 
++	}
+ 
+ 	(void) ieee80211_sta_join1(PASS_NODE(ni));
+ }
+diff -urN madwifi-ng-refcount-r2313-20070505.old/net80211/ieee80211_proto.c madwifi-ng-refcount-r2313-20070505.dev/net80211/ieee80211_proto.c
+--- madwifi-ng-refcount-r2313-20070505.old/net80211/ieee80211_proto.c	2007-05-13 18:17:56.691950552 +0200
++++ madwifi-ng-refcount-r2313-20070505.dev/net80211/ieee80211_proto.c	2007-05-13 18:17:56.703948728 +0200
+@@ -586,6 +586,28 @@
+     { 4, { 2, 4, 11, 22 } },	/* IEEE80211_MODE_TURBO_G (mixed b/g) */
+ };
+ 
++static const struct ieee80211_rateset basicpureg[] = {
++    { 7, {2, 4, 11, 22, 12, 24, 48 } },
++};
++
++/*
++ * Mark basic rates for the 11g rate table based on the pureg setting
++ */
++void
++ieee80211_setpuregbasicrates(struct ieee80211_rateset *rs)
++{
++	int i, j;
++
++	for (i = 0; i < rs->rs_nrates; i++) {
++		rs->rs_rates[i] &= IEEE80211_RATE_VAL;
++		for (j = 0; j < basicpureg[0].rs_nrates; j++)
++			if (basicpureg[0].rs_rates[j] == rs->rs_rates[i]) {
++				rs->rs_rates[i] |= IEEE80211_RATE_BASIC;
++				break;
++			}
++	}
++}
++
+ /*
+  * Mark the basic rates for the 11g rate table based on the
+  * specified mode.  For 11b compatibility we mark only 11b
+diff -urN madwifi-ng-refcount-r2313-20070505.old/net80211/ieee80211_var.h madwifi-ng-refcount-r2313-20070505.dev/net80211/ieee80211_var.h
+--- madwifi-ng-refcount-r2313-20070505.old/net80211/ieee80211_var.h	2007-05-13 18:17:56.579967576 +0200
++++ madwifi-ng-refcount-r2313-20070505.dev/net80211/ieee80211_var.h	2007-05-13 18:17:56.704948576 +0200
+@@ -581,6 +581,8 @@
+ void ieee80211_build_countryie(struct ieee80211com *);
+ int ieee80211_media_setup(struct ieee80211com *, struct ifmedia *, u_int32_t,
+ 	ifm_change_cb_t, ifm_stat_cb_t);
++void ieee80211_setpuregbasicrates(struct ieee80211_rateset *rs);
++		
+ 
+ /* Key update synchronization methods.  XXX should not be visible. */
+ static __inline void