ath9k: Disable SWBA interrupt on remove_interface

while removing beaconing mode interface, SWBA interrupt
was never disabled when there are no other beaconing interfaces.

Cc: stable@kernel.org
Signed-off-by: Rajkumar Manoharan <rmanoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rajkumar Manoharan 2010-11-26 23:24:31 +05:30 committed by John W. Linville
parent c426ee247e
commit 46047784b8

View file

@ -1519,6 +1519,7 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw,
struct ath_softc *sc = aphy->sc;
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
struct ath_vif *avp = (void *)vif->drv_priv;
bool bs_valid = false;
int i;
ath_print(common, ATH_DBG_CONFIG, "Detach Interface\n");
@ -1547,7 +1548,15 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw,
"slot\n", __func__);
sc->beacon.bslot[i] = NULL;
sc->beacon.bslot_aphy[i] = NULL;
}
} else if (sc->beacon.bslot[i])
bs_valid = true;
}
if (!bs_valid && (sc->sc_ah->imask & ATH9K_INT_SWBA)) {
/* Disable SWBA interrupt */
sc->sc_ah->imask &= ~ATH9K_INT_SWBA;
ath9k_ps_wakeup(sc);
ath9k_hw_set_interrupts(sc->sc_ah, sc->sc_ah->imask);
ath9k_ps_restore(sc);
}
sc->nvifs--;