X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/7f2bf65a360260ff512ad5fc5de4c0335640519f..34cb0380a260fbb9f2fdc853d85d7dd34e567cd6:/package/madwifi/patches/345-minstrel_sampling.patch?ds=sidebyside

diff --git a/package/madwifi/patches/345-minstrel_sampling.patch b/package/madwifi/patches/345-minstrel_sampling.patch
index ea4c25f3a..d89990c83 100644
--- a/package/madwifi/patches/345-minstrel_sampling.patch
+++ b/package/madwifi/patches/345-minstrel_sampling.patch
@@ -1,8 +1,6 @@
-Index: madwifi-trunk-r3314/ath/if_ath.c
-===================================================================
---- madwifi-trunk-r3314.orig/ath/if_ath.c	2008-04-21 02:44:23.000000000 +0200
-+++ madwifi-trunk-r3314/ath/if_ath.c	2008-04-21 03:33:02.000000000 +0200
-@@ -8095,6 +8095,7 @@
+--- a/ath/if_ath.c
++++ b/ath/if_ath.c
+@@ -8103,6 +8103,7 @@ ath_tx_start(struct net_device *dev, str
  		ath_hal_setupxtxdesc(sc->sc_ah, ds, mrr.rate1, mrr.retries1,
  				     mrr.rate2, mrr.retries2,
  				     mrr.rate3, mrr.retries3);
@@ -10,11 +8,9 @@ Index: madwifi-trunk-r3314/ath/if_ath.c
  	}
  
  #ifndef ATH_SUPERG_FF
-Index: madwifi-trunk-r3314/ath/if_athvar.h
-===================================================================
---- madwifi-trunk-r3314.orig/ath/if_athvar.h	2008-04-21 00:50:13.000000000 +0200
-+++ madwifi-trunk-r3314/ath/if_athvar.h	2008-04-21 03:31:48.000000000 +0200
-@@ -446,6 +446,7 @@
+--- a/ath/if_athvar.h
++++ b/ath/if_athvar.h
+@@ -446,6 +446,7 @@ struct ath_buf {
  	u_int16_t bf_flags;				/* tx descriptor flags */
  	u_int64_t bf_tsf;
  	int16_t bf_channoise;
@@ -22,20 +18,30 @@ Index: madwifi-trunk-r3314/ath/if_athvar.h
  #ifdef ATH_SUPERG_FF
  	/* XXX: combine this with bf_skbaddr if it ever changes to accommodate
  	 *      multiple segments.
-Index: madwifi-trunk-r3314/ath_rate/minstrel/minstrel.c
-===================================================================
---- madwifi-trunk-r3314.orig/ath_rate/minstrel/minstrel.c	2008-04-21 02:50:31.000000000 +0200
-+++ madwifi-trunk-r3314/ath_rate/minstrel/minstrel.c	2008-04-21 04:08:36.000000000 +0200
-@@ -336,7 +336,7 @@
+--- a/ath_rate/minstrel/minstrel.c
++++ b/ath_rate/minstrel/minstrel.c
+@@ -333,15 +333,19 @@ ath_rate_findrate(struct ath_softc *sc, 
+ 		if (sn->static_rate_ndx >= 0) {
+ 			    ndx = sn->static_rate_ndx;
+ 		} else {
++			int delta;
  			sn->packet_count++;
  			sn->random_n = (sn->a * sn->random_n) + sn->b;
  			offset = sn->random_n & 0xf;
 -			if ((((100 * sn->sample_count) / (sn->sample_count + sn->packet_count)) < ath_lookaround_rate) && (offset < 2)) {
-+			if ((((100 * sn->sample_count) / (sn->packet_count ?: 1)) < ath_lookaround_rate) && (offset < 2)) {
++			delta = (sn->packet_count * ath_lookaround_rate / 100) - sn->sample_count;
++			if ((delta > 0) && (offset < 2)) {
  				sn->sample_count++;
  				sn->is_sampling = 1;
  				if (sn->packet_count >= 10000) {
-@@ -398,11 +398,14 @@
+ 					sn->sample_count = 0;
+ 					sn->packet_count = 0;
++				} else if (delta > sn->num_rates * 2) {
++					sn->sample_count += ((delta - sn->num_rates * 2) * ath_lookaround_rate) / 100;
+ 				}
+ 
+ 				/* Don't look for slowest rate (i.e. slowest
+@@ -398,11 +402,14 @@ ath_rate_get_mrr(struct ath_softc *sc, s
  		if (sn->num_rates <= 0)
  			return;
  
@@ -52,7 +58,7 @@ Index: madwifi-trunk-r3314/ath_rate/minstrel/minstrel.c
  				rc1 = sn->max_tp_rate;
  		} else {
  			rc1 = sn->max_tp_rate2;
-@@ -525,6 +528,9 @@
+@@ -525,6 +532,9 @@ ath_rate_tx_complete(struct ath_softc *s
  		if (tries <= tries1)
  			return;
  
@@ -62,11 +68,9 @@ Index: madwifi-trunk-r3314/ath_rate/minstrel/minstrel.c
  		if  (tries2 < 0)
  			return;
  		tries = tries - tries1;
-Index: madwifi-trunk-r3314/net80211/ieee80211_rate.h
-===================================================================
---- madwifi-trunk-r3314.orig/net80211/ieee80211_rate.h	2008-01-31 03:29:42.000000000 +0100
-+++ madwifi-trunk-r3314/net80211/ieee80211_rate.h	2008-04-21 03:30:25.000000000 +0200
-@@ -87,6 +87,7 @@
+--- a/net80211/ieee80211_rate.h
++++ b/net80211/ieee80211_rate.h
+@@ -87,6 +87,7 @@ struct ieee80211_mrr {
  	int retries2;
  	int rate3;
  	int retries3;