From dea8a2e42510fddbdeda5fbd6ee1909534a9c5f9 Mon Sep 17 00:00:00 2001 From: nbd Date: Tue, 13 Mar 2012 07:56:01 +0000 Subject: ath9k: remove stuck beacon detection optimization, it may be unreliable on some hardware git-svn-id: svn://svn.openwrt.org/openwrt/trunk@30915 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../patches/560-ath9k_optimize_hw_check.patch | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 package/mac80211/patches/560-ath9k_optimize_hw_check.patch (limited to 'package/mac80211/patches/560-ath9k_optimize_hw_check.patch') diff --git a/package/mac80211/patches/560-ath9k_optimize_hw_check.patch b/package/mac80211/patches/560-ath9k_optimize_hw_check.patch new file mode 100644 index 000000000..61430305b --- /dev/null +++ b/package/mac80211/patches/560-ath9k_optimize_hw_check.patch @@ -0,0 +1,32 @@ +--- a/drivers/net/wireless/ath/ath9k/beacon.c ++++ b/drivers/net/wireless/ath/ath9k/beacon.c +@@ -369,6 +369,9 @@ void ath_beacon_tasklet(unsigned long da + if (ath9k_hw_numtxpending(ah, sc->beacon.beaconq) != 0) { + sc->beacon.bmisscnt++; + ++ if (!ath9k_hw_check_alive(ah)) ++ ieee80211_queue_work(sc->hw, &sc->hw_check_work); ++ + if (sc->beacon.bmisscnt < BSTUCK_THRESH * sc->nbcnvifs) { + ath_dbg(common, BSTUCK, + "missed %u consecutive beacons\n", +--- a/drivers/net/wireless/ath/ath9k/main.c ++++ b/drivers/net/wireless/ath/ath9k/main.c +@@ -695,17 +695,6 @@ void ath9k_tasklet(unsigned long data) + goto out; + } + +- /* +- * Only run the baseband hang check if beacons stop working in AP or +- * IBSS mode, because it has a high false positive rate. For station +- * mode it should not be necessary, since the upper layers will detect +- * this through a beacon miss automatically and the following channel +- * change will trigger a hardware reset anyway +- */ +- if (ath9k_hw_numtxpending(ah, sc->beacon.beaconq) != 0 && +- !ath9k_hw_check_alive(ah)) +- ieee80211_queue_work(sc->hw, &sc->hw_check_work); +- + if ((status & ATH9K_INT_TSFOOR) && sc->ps_enabled) { + /* + * TSF sync does not look correct; remain awake to sync with -- cgit v1.2.3