From: Felix Fietkau <nbd@openwrt.org>
Date: Mon, 21 Mar 2011 02:22:26 +0000 (+0000)
Subject: ath9k: re-run nfcal only when stuck beacons become more frequent
X-Git-Tag: reboot~17168
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=562468651d8d9c628a38f09e05abb3e71d8730ff;p=openwrt%2Fstaging%2Fxback.git

ath9k: re-run nfcal only when stuck beacons become more frequent

SVN-Revision: 26250
---

diff --git a/package/mac80211/patches/563-ath9k_reduce_bstuck_nfcal.patch b/package/mac80211/patches/563-ath9k_reduce_bstuck_nfcal.patch
new file mode 100644
index 0000000000..b744c4cec8
--- /dev/null
+++ b/package/mac80211/patches/563-ath9k_reduce_bstuck_nfcal.patch
@@ -0,0 +1,12 @@
+--- a/drivers/net/wireless/ath/ath9k/beacon.c
++++ b/drivers/net/wireless/ath/ath9k/beacon.c
+@@ -368,7 +368,8 @@ void ath_beacon_tasklet(unsigned long da
+ 				"missed %u consecutive beacons\n",
+ 				sc->beacon.bmisscnt);
+ 			ath9k_hw_stop_dma_queue(ah, sc->beacon.beaconq);
+-			ath9k_hw_bstuck_nfcal(ah);
++			if (sc->beacon.bmisscnt > 4)
++				ath9k_hw_bstuck_nfcal(ah);
+ 		} else if (sc->beacon.bmisscnt >= BSTUCK_THRESH) {
+ 			ath_dbg(common, ATH_DBG_BSTUCK,
+ 				"beacon is officially stuck\n");