madwifi: add patches for maximum and minimum rate (thx, SeG)

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10555 3c298f89-4303-0410-b956-a3cf2f4a3e73

2 files changed, 236 insertions, 0 deletions

diff --git a/package/madwifi/patches/340-maxrate.patch b/package/madwifi/patches/340-maxrate.patch
new file mode 100644
index 000000000..ab093f726
--- /dev/null
+++ b/package/madwifi/patches/340-maxrate.patch
@@ -0,0 +1,110 @@
+Index: madwifi-trunk-r3314/ath/if_ath.c
+===================================================================
+--- madwifi-trunk-r3314.orig/ath/if_ath.c	2008-03-07 02:30:44.403857478 +0100
++++ madwifi-trunk-r3314/ath/if_ath.c	2008-03-07 02:30:53.276363092 +0100
+@@ -1307,6 +1307,7 @@
+ 	vap->iv_key_set = ath_key_set;
+ 	vap->iv_key_update_begin = ath_key_update_begin;
+ 	vap->iv_key_update_end = ath_key_update_end;
++	vap->iv_maxrateindex = 0;
+ 	if (sc->sc_default_ieee80211_debug) {
+ 		/* User specified defaults for new VAPs were provided, so
+ 		 * use those (only). */
+Index: madwifi-trunk-r3314/ath_rate/minstrel/minstrel.c
+===================================================================
+--- madwifi-trunk-r3314.orig/ath_rate/minstrel/minstrel.c	2008-03-07 02:30:44.275850185 +0100
++++ madwifi-trunk-r3314/ath_rate/minstrel/minstrel.c	2008-03-07 02:30:53.276363092 +0100
+@@ -622,8 +622,12 @@
+ 			return;
+ 		}
+ 		sn->static_rate_ndx = -1;
++		if (vap->iv_maxrateindex == 0 || ni->ni_rates.rs_nrates <= 0
++		    || vap->iv_maxrateindex > ni->ni_rates.rs_nrates)
++			sn->num_rates = ni->ni_rates.rs_nrates;
++		else
++			sn->num_rates = vap->iv_maxrateindex;
+ 
+-		sn->num_rates = ni->ni_rates.rs_nrates;
+ 		for (x = 0; x < ni->ni_rates.rs_nrates; x++) {
+ 			sn->rs_rateattempts 	[x] = 0;
+ 			sn->rs_thisprob 	[x] = 0;
+Index: madwifi-trunk-r3314/ath_rate/sample/sample.c
+===================================================================
+--- madwifi-trunk-r3314.orig/ath_rate/sample/sample.c	2008-03-07 02:30:44.055837647 +0100
++++ madwifi-trunk-r3314/ath_rate/sample/sample.c	2008-03-07 02:30:53.280363321 +0100
+@@ -835,7 +835,12 @@
+ 	}
+ 	sn->static_rate_ndx = -1;
+ 
+-	sn->num_rates = ni->ni_rates.rs_nrates;
++	if (vap->iv_maxrateindex == 0 || ni->ni_rates.rs_nrates <= 0
++	    || vap->iv_maxrateindex > ni->ni_rates.rs_nrates)
++		sn->num_rates = ni->ni_rates.rs_nrates;
++	else
++		sn->num_rates = vap->iv_maxrateindex;
++
+ 	for (x = 0; x < ni->ni_rates.rs_nrates; x++) {
+ 		sn->rates[x].rate = ni->ni_rates.rs_rates[x] & IEEE80211_RATE_VAL;
+ 		sn->rates[x].rix = sc->sc_rixmap[sn->rates[x].rate];
+Index: madwifi-trunk-r3314/net80211/ieee80211_ioctl.h
+===================================================================
+--- madwifi-trunk-r3314.orig/net80211/ieee80211_ioctl.h	2008-03-07 02:30:44.211846539 +0100
++++ madwifi-trunk-r3314/net80211/ieee80211_ioctl.h	2008-03-07 02:30:53.284363550 +0100
+@@ -641,6 +641,7 @@
+ 							   FCC requires 30m, so that is the default. */
+ 	IEEE80211_PARAM_BEACON_MISS_THRESH	= 73,	/* Beacon miss threshold (in beacons) */
+ 	IEEE80211_PARAM_BEACON_MISS_THRESH_MS	= 74,	/* Beacon miss threshold (in ms) */
++	IEEE80211_PARAM_MAXRATE			= 75,	/* Maximum rate (by table index) */
+ };
+ 
+ #define	SIOCG80211STATS			(SIOCDEVPRIVATE+2)
+Index: madwifi-trunk-r3314/net80211/ieee80211_var.h
+===================================================================
+--- madwifi-trunk-r3314.orig/net80211/ieee80211_var.h	2008-03-07 02:30:44.155843346 +0100
++++ madwifi-trunk-r3314/net80211/ieee80211_var.h	2008-03-07 02:31:48.563513730 +0100
+@@ -281,6 +281,7 @@
+ 	struct ieee80211_spy iv_spy;         		/* IWSPY support */
+ 	struct ieee80211_app_ie app_ie[IEEE80211_APPIE_NUM_OF_FRAME]; /* app-specified IEs by frame type */
+ 	u_int32_t app_filter;				/* filters which management frames are forwarded to app */
++	int iv_maxrateindex;
+ };
+ 
+ /* Debug functions need the defintion of struct ieee80211vap because iv_debug 
+Index: madwifi-trunk-r3314/net80211/ieee80211_wireless.c
+===================================================================
+--- madwifi-trunk-r3314.orig/net80211/ieee80211_wireless.c	2008-03-07 02:30:44.211846539 +0100
++++ madwifi-trunk-r3314/net80211/ieee80211_wireless.c	2008-03-07 02:30:53.292364006 +0100
+@@ -2839,6 +2839,12 @@
+ 		else
+ 			ic->ic_flags_ext &= ~IEEE80211_FEXT_MARKDFS;
+ 		break;
++	case IEEE80211_PARAM_MAXRATE:
++		if (value > 0)
++			vap->iv_maxrateindex = value;
++		else
++			vap->iv_maxrateindex = 0;
++		break;
+ #ifdef ATH_REVERSE_ENGINEERING
+ 	case IEEE80211_PARAM_DUMPREGS:
+ 		ieee80211_dump_registers(dev, info, w, extra);
+@@ -3174,6 +3180,9 @@
+ 		else
+ 			param[0] = 0;
+ 		break;
++	case IEEE80211_PARAM_MAXRATE:
++		param[0] = vap->iv_maxrateindex;
++		break;
+ 	default:
+ 		return -EOPNOTSUPP;
+ 	}
+@@ -5610,6 +5619,10 @@
+ 	  0, IW_PRIV_TYPE_APPIEBUF, "getiebuf" },
+ 	{ IEEE80211_IOCTL_FILTERFRAME,
+ 	  IW_PRIV_TYPE_FILTER , 0, "setfilter" },
++	{IEEE80211_PARAM_MAXRATE,
++	 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "maxrate"},
++	{IEEE80211_PARAM_MAXRATE,
++	 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_maxrate"},
+ 
+ #ifdef ATH_REVERSE_ENGINEERING
+ 	/*
diff --git a/package/madwifi/patches/341-minrate.patch b/package/madwifi/patches/341-minrate.patch
new file mode 100644
index 000000000..1d5628c6a
--- /dev/null
+++ b/package/madwifi/patches/341-minrate.patch
@@ -0,0 +1,126 @@
+Index: madwifi-trunk-r3314/ath/if_ath.c
+===================================================================
+--- madwifi-trunk-r3314.orig/ath/if_ath.c	2008-03-07 02:30:53.276363092 +0100
++++ madwifi-trunk-r3314/ath/if_ath.c	2008-03-07 02:32:12.584882631 +0100
+@@ -1308,6 +1308,7 @@
+ 	vap->iv_key_update_begin = ath_key_update_begin;
+ 	vap->iv_key_update_end = ath_key_update_end;
+ 	vap->iv_maxrateindex = 0;
++	vap->iv_minrateindex = 0;
+ 	if (sc->sc_default_ieee80211_debug) {
+ 		/* User specified defaults for new VAPs were provided, so
+ 		 * use those (only). */
+Index: madwifi-trunk-r3314/ath_rate/minstrel/minstrel.c
+===================================================================
+--- madwifi-trunk-r3314.orig/ath_rate/minstrel/minstrel.c	2008-03-07 02:30:53.276363092 +0100
++++ madwifi-trunk-r3314/ath_rate/minstrel/minstrel.c	2008-03-07 02:32:12.584882631 +0100
+@@ -638,9 +638,15 @@
+ 			sn->rs_succ_hist	[x] = 0;
+ 			sn->rs_att_hist 	[x] = 0;
+ 			sn->rs_this_tp 		[x] = 0;
+-
++			if (vap->iv_minrateindex && vap->iv_minrateindex<ni->ni_rates.rs_nrates)
++			{
++			int idx = vap->iv_minrateindex; 
++			sn->rates[x].rate = ni->ni_rates.rs_rates[idx] & IEEE80211_RATE_VAL;
++			sn->rates[x].rix = sc->sc_rixmap[sn->rates[idx].rate];
++			}else{
+ 			sn->rates[x].rate = ni->ni_rates.rs_rates[x] & IEEE80211_RATE_VAL;
+ 			sn->rates[x].rix = sc->sc_rixmap[sn->rates[x].rate];
++			}
+ 			if (sn->rates[x].rix == 0xff) {
+ 				DPRINTF(sc, "%s: %s ignore bogus rix at %d\n",
+ 					dev_info, __func__, x);
+@@ -649,7 +655,7 @@
+ 			sn->rates[x].rateCode = rt->info[sn->rates[x].rix].rateCode;
+ 			sn->rates[x].shortPreambleRateCode =
+ 				rt->info[sn->rates[x].rix].rateCode |
+-				rt->info[sn->rates[x].rix].shortPreamble;
++				rt->info[sn->rates[x].rix].shortPreamble;			
+ 		}
+ 
+ 		ath_fill_sample_table(sn);
+Index: madwifi-trunk-r3314/ath_rate/sample/sample.c
+===================================================================
+--- madwifi-trunk-r3314.orig/ath_rate/sample/sample.c	2008-03-07 02:30:53.280363321 +0100
++++ madwifi-trunk-r3314/ath_rate/sample/sample.c	2008-03-07 02:32:12.596883312 +0100
+@@ -842,8 +842,15 @@
+ 		sn->num_rates = vap->iv_maxrateindex;
+ 
+ 	for (x = 0; x < ni->ni_rates.rs_nrates; x++) {
+-		sn->rates[x].rate = ni->ni_rates.rs_rates[x] & IEEE80211_RATE_VAL;
+-		sn->rates[x].rix = sc->sc_rixmap[sn->rates[x].rate];
++		if (vap->iv_minrateindex && vap->iv_minrateindex<ni->ni_rates.rs_nrates)
++			{
++			int idx = vap->iv_minrateindex; 
++			sn->rates[x].rate = ni->ni_rates.rs_rates[idx] & IEEE80211_RATE_VAL;
++			sn->rates[x].rix = sc->sc_rixmap[sn->rates[idx].rate];
++			}else{
++			sn->rates[x].rate = ni->ni_rates.rs_rates[x] & IEEE80211_RATE_VAL;
++			sn->rates[x].rix = sc->sc_rixmap[sn->rates[x].rate];
++			}
+ 		if (sn->rates[x].rix == 0xff) {
+ 			DPRINTF(sc, ATH_DEBUG_RATE, "%s: %s ignore bogus rix at %u\n",
+ 				dev_info, __func__, x);
+Index: madwifi-trunk-r3314/net80211/ieee80211_ioctl.h
+===================================================================
+--- madwifi-trunk-r3314.orig/net80211/ieee80211_ioctl.h	2008-03-07 02:30:53.284363550 +0100
++++ madwifi-trunk-r3314/net80211/ieee80211_ioctl.h	2008-03-07 02:32:12.600883541 +0100
+@@ -642,6 +642,7 @@
+ 	IEEE80211_PARAM_BEACON_MISS_THRESH	= 73,	/* Beacon miss threshold (in beacons) */
+ 	IEEE80211_PARAM_BEACON_MISS_THRESH_MS	= 74,	/* Beacon miss threshold (in ms) */
+ 	IEEE80211_PARAM_MAXRATE			= 75,	/* Maximum rate (by table index) */
++	IEEE80211_PARAM_MINRATE			= 76,	/* Maximum rate (by table index) */
+ };
+ 
+ #define	SIOCG80211STATS			(SIOCDEVPRIVATE+2)
+Index: madwifi-trunk-r3314/net80211/ieee80211_var.h
+===================================================================
+--- madwifi-trunk-r3314.orig/net80211/ieee80211_var.h	2008-03-07 02:31:48.563513730 +0100
++++ madwifi-trunk-r3314/net80211/ieee80211_var.h	2008-03-07 02:32:12.604883771 +0100
+@@ -282,6 +282,7 @@
+ 	struct ieee80211_app_ie app_ie[IEEE80211_APPIE_NUM_OF_FRAME]; /* app-specified IEs by frame type */
+ 	u_int32_t app_filter;				/* filters which management frames are forwarded to app */
+ 	int iv_maxrateindex;
++	int iv_minrateindex;
+ };
+ 
+ /* Debug functions need the defintion of struct ieee80211vap because iv_debug 
+Index: madwifi-trunk-r3314/net80211/ieee80211_wireless.c
+===================================================================
+--- madwifi-trunk-r3314.orig/net80211/ieee80211_wireless.c	2008-03-07 02:30:53.292364006 +0100
++++ madwifi-trunk-r3314/net80211/ieee80211_wireless.c	2008-03-07 02:32:12.604883771 +0100
+@@ -2845,6 +2845,12 @@
+ 		else
+ 			vap->iv_maxrateindex = 0;
+ 		break;
++	case IEEE80211_PARAM_MINRATE:
++		if (value > 0)
++			vap->iv_minrateindex = value;
++		else
++			vap->iv_minrateindex = 0;
++		break;
+ #ifdef ATH_REVERSE_ENGINEERING
+ 	case IEEE80211_PARAM_DUMPREGS:
+ 		ieee80211_dump_registers(dev, info, w, extra);
+@@ -3183,6 +3189,9 @@
+ 	case IEEE80211_PARAM_MAXRATE:
+ 		param[0] = vap->iv_maxrateindex;
+ 		break;
++	case IEEE80211_PARAM_MINRATE:
++		param[0] = vap->iv_minrateindex;
++		break;
+ 	default:
+ 		return -EOPNOTSUPP;
+ 	}
+@@ -5623,6 +5632,10 @@
+ 	 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "maxrate"},
+ 	{IEEE80211_PARAM_MAXRATE,
+ 	 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_maxrate"},
++	{IEEE80211_PARAM_MINRATE,
++	 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "minrate"},
++	{IEEE80211_PARAM_MINRATE,
++	 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_minrate"},
+ 
+ #ifdef ATH_REVERSE_ENGINEERING
+ 	/*