ath9k: Remove SC_OP_ENABLE_APM

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

drivers/net/wireless/ath/ath9k/ath9k.h

@@ -558,8 +558,7 @@ struct ath_ant_comb {
 #define SC_OP_BT_PRIORITY_DETECTED   BIT(12)
 #define SC_OP_BT_SCAN		     BIT(13)
 #define SC_OP_ANI_RUN		     BIT(14)
-#define SC_OP_ENABLE_APM	     BIT(15)
-#define SC_OP_PRIM_STA_VIF	     BIT(16)
+#define SC_OP_PRIM_STA_VIF	     BIT(15)
 
 /* Powersave flags */
 #define PS_WAIT_FOR_BEACON        BIT(0)

drivers/net/wireless/ath/ath9k/main.c

@@ -565,7 +565,6 @@ set_timer:
 static void ath_node_attach(struct ath_softc *sc, struct ieee80211_sta *sta)
 {
 	struct ath_node *an;
-	struct ath_hw *ah = sc->sc_ah;
 	an = (struct ath_node *)sta->drv_priv;
 
 #ifdef CONFIG_ATH9K_DEBUGFS
@@ -574,9 +573,6 @@ static void ath_node_attach(struct ath_softc *sc, struct ieee80211_sta *sta)
 	spin_unlock(&sc->nodes_lock);
 	an->sta = sta;
 #endif
-	if ((ah->caps.hw_caps) & ATH9K_HW_CAP_APM)
-		sc->sc_flags |= SC_OP_ENABLE_APM;
-
 	if (sc->sc_flags & SC_OP_TXAGGR) {
 		ath_tx_node_init(sc, an);
 		an->maxampdu = 1 << (IEEE80211_HT_MAX_AMPDU_FACTOR +

drivers/net/wireless/ath/ath9k/xmit.c

@@ -1584,9 +1584,9 @@ u8 ath_txchainmask_reduction(struct ath_softc *sc, u8 chainmask, u32 rate)
 {
 	struct ath_hw *ah = sc->sc_ah;
 	struct ath9k_channel *curchan = ah->curchan;
-	if ((sc->sc_flags & SC_OP_ENABLE_APM) &&
-			(curchan->channelFlags & CHANNEL_5GHZ) &&
-			(chainmask == 0x7) && (rate < 0x90))
+	if ((ah->caps.hw_caps & ATH9K_HW_CAP_APM) &&
+	    (curchan->channelFlags & CHANNEL_5GHZ) &&
+	    (chainmask == 0x7) && (rate < 0x90))
 		return 0x3;
 	else
 		return chainmask;