From: Felix Fietkau <nbd@openwrt.org>
Date: Wed, 14 Sep 2011 19:23:02 +0000 (+0200)
Subject: ath9k: make beacon timer initialization more reliable
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=c31c8261bf7b817e323d29ba66c031f6b0982680;p=GitHub%2FLineageOS%2Fandroid_kernel_samsung_universal7580.git

ath9k: make beacon timer initialization more reliable

When starting the AP beacon timer, it assumes that the TSF has recently
been cleared. Set the SC_OP_TSF_RESET flag to ensure that this is always
the case.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c
index 22e8e258011..6d7088b0261 100644
--- a/drivers/net/wireless/ath/ath9k/beacon.c
+++ b/drivers/net/wireless/ath/ath9k/beacon.c
@@ -517,6 +517,7 @@ static void ath_beacon_config_ap(struct ath_softc *sc,
 	/* Set the computed AP beacon timers */
 
 	ath9k_hw_disable_interrupts(ah);
+	sc->sc_flags |= SC_OP_TSF_RESET;
 	ath9k_beacon_init(sc, nexttbtt, intval);
 	sc->beacon.bmisscnt = 0;
 	ath9k_hw_set_interrupts(ah, ah->imask);