ath9k: Remove SC_OP_OFFCHANNEL

mac80211's IEEE80211_CONF_OFFCHANNEL can be used directly
to track offchannel state. Also pass the correct boolean
value to ath9k_hw_startpcureceive().

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 3809fc8..d739c8e 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -152,7 +152,7 @@
 	if (!(sc->sc_flags & SC_OP_ANI_RUN))
 		return;
 
-	if (sc->sc_flags & SC_OP_OFFCHANNEL)
+	if (sc->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)
 		return;
 
 	common->ani.longcal_timer = timestamp;
@@ -282,7 +282,7 @@
 	ath9k_hw_set_interrupts(ah);
 	ath9k_hw_enable_interrupts(ah);
 
-	if (!(sc->sc_flags & (SC_OP_OFFCHANNEL)) && start) {
+	if (!(sc->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL) && start) {
 		if (sc->sc_flags & SC_OP_BEACONS)
 			ath_set_beacon(sc);
 
@@ -328,7 +328,7 @@
 
 	spin_lock_bh(&sc->sc_pcu_lock);
 
-	if (!(sc->sc_flags & SC_OP_OFFCHANNEL)) {
+	if (!(sc->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)) {
 		fastcc = false;
 		caldata = &sc->caldata;
 	}
@@ -1626,11 +1626,6 @@
 		if (ah->curchan)
 			old_pos = ah->curchan - &ah->channels[0];
 
-		if (hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)
-			sc->sc_flags |= SC_OP_OFFCHANNEL;
-		else
-			sc->sc_flags &= ~SC_OP_OFFCHANNEL;
-
 		ath_dbg(common, CONFIG, "Set channel: %d MHz type: %d\n",
 			curchan->center_freq, conf->channel_type);