ath9k: Fix beacon reconfiguration

When a reset or a channel-change happens, for managed mode,
the HW beacon timers have to be programmed after the TSF has
been synchronized. This is handled via the sync flags.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index c4fc3d1..a18414b 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -227,13 +227,13 @@ static bool ath_complete_reset(struct ath_softc *sc, bool start)
                if (!test_bit(SC_OP_BEACONS, &sc->sc_flags))
                        goto work;
 
-               ath9k_set_beacon(sc);
-
                if (ah->opmode == NL80211_IFTYPE_STATION &&
                    test_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags)) {
                        spin_lock_irqsave(&sc->sc_pm_lock, flags);
                        sc->ps_flags |= PS_BEACON_SYNC | PS_WAIT_FOR_BEACON;
                        spin_unlock_irqrestore(&sc->sc_pm_lock, flags);
+               } else {
+                       ath9k_set_beacon(sc);
                }
        work:
                ath_restart_work(sc);