ath9k: fix ad-hoc nexttbtt calculation, which broke beacon transmission in some instances

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26915 3c298f89-4303-0410-b956-a3cf2f4a3e73
2011-05-17 08:37:38 +00:00 · 2011-05-17 08:37:38 +00:00 · e5d1390591
parent 7cf29ea9ae
commit e5d1390591
1 changed files with 11 additions and 0 deletions
--- a/package/mac80211/patches/571-ath9k_fix_adhoc_nexttbtt.patch
+++ b/package/mac80211/patches/571-ath9k_fix_adhoc_nexttbtt.patch
@ -0,0 +1,11 @@
+--- a/drivers/net/wireless/ath/ath9k/beacon.c
+++ b/drivers/net/wireless/ath/ath9k/beacon.c
+@@ -654,7 +654,7 @@ static void ath_beacon_config_adhoc(stru
+ 			delta = (tsf - sc->beacon.bc_tstamp);
+ 		else
+ 			delta = (tsf + 1 + (~0U - sc->beacon.bc_tstamp));
+-		nexttbtt = tsf + roundup(delta, intval);
+		nexttbtt = tsf + intval - (delta % intval);
+ 	}
+ 
+ 	ath_dbg(common, ATH_DBG_BEACON,