diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/main.c | 21 |
1 files changed, 7 insertions, 14 deletions
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 928ef68ab40..c0c3464d3a8 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -1520,8 +1520,6 @@ 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"); @@ -1535,26 +1533,21 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw, if ((sc->sc_ah->opmode == NL80211_IFTYPE_AP) || (sc->sc_ah->opmode == NL80211_IFTYPE_ADHOC) || (sc->sc_ah->opmode == NL80211_IFTYPE_MESH_POINT)) { + /* 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_hw_stoptxdma(sc->sc_ah, sc->beacon.beaconq); ath9k_ps_restore(sc); + tasklet_kill(&sc->bcon_tasklet); } ath_beacon_return(sc, avp); sc->sc_flags &= ~SC_OP_BEACONS; - for (i = 0; i < ARRAY_SIZE(sc->beacon.bslot); i++) { - if (sc->beacon.bslot[i] == vif) { - printk(KERN_DEBUG "%s: vif had allocated beacon " - "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; + if (sc->nbcnvifs) { + /* Re-enable 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); |