From: Felix Fietkau <nbd@openwrt.org>
Date: Fri, 19 Feb 2010 17:22:37 +0000 (+0000)
Subject: ath9k: fix beacon timer restarts after card resets - improves stability in AP mode
X-Git-Tag: reboot~20983
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=6fdcbd08311bdda748e2084489525520d668c991;p=openwrt%2Fstaging%2Flynxis.git

ath9k: fix beacon timer restarts after card resets - improves stability in AP mode

SVN-Revision: 19757
---

diff --git a/package/mac80211/patches/540-ath9k_beacon_timer_fix.patch b/package/mac80211/patches/540-ath9k_beacon_timer_fix.patch
new file mode 100644
index 0000000000..cc0ad7b481
--- /dev/null
+++ b/package/mac80211/patches/540-ath9k_beacon_timer_fix.patch
@@ -0,0 +1,22 @@
+--- a/drivers/net/wireless/ath/ath9k/beacon.c
++++ b/drivers/net/wireless/ath/ath9k/beacon.c
+@@ -526,16 +526,13 @@ static void ath_beacon_config_ap(struct 
+ {
+ 	u32 nexttbtt, intval;
+ 
+-	/* Configure the timers only when the TSF has to be reset */
+-
+-	if (!(sc->sc_flags & SC_OP_TSF_RESET))
+-		return;
+-
+ 	/* NB: the beacon interval is kept internally in TU's */
+ 	intval = conf->beacon_interval & ATH9K_BEACON_PERIOD;
+ 	intval /= ATH_BCBUF;    /* for staggered beacons */
+ 	nexttbtt = intval;
+-	intval |= ATH9K_BEACON_RESET_TSF;
++
++	if (sc->sc_flags & SC_OP_TSF_RESET)
++		intval |= ATH9K_BEACON_RESET_TSF;
+ 
+ 	/*
+ 	 * In AP mode we enable the beacon timers and SWBA interrupts to