ath9k_htc: Remove OP_PREAMBLE_SHORT

mac80211's BSS info can be used for this.
Signed-off-by: Sujith Manoharan <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

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

@@ -335,13 +335,12 @@ void ath_htc_cancel_btcoex_work(struct ath9k_htc_priv *priv);
 #define OP_SCANNING		   BIT(1)
 #define OP_LED_ASSOCIATED	   BIT(2)
 #define OP_LED_ON		   BIT(3)
-#define OP_PREAMBLE_SHORT	   BIT(4)
-#define OP_PROTECT_ENABLE	   BIT(5)
-#define OP_ASSOCIATED		   BIT(6)
-#define OP_ENABLE_BEACON	   BIT(7)
-#define OP_LED_DEINIT		   BIT(8)
-#define OP_BT_PRIORITY_DETECTED    BIT(9)
-#define OP_BT_SCAN                 BIT(10)
+#define OP_PROTECT_ENABLE	   BIT(4)
+#define OP_ASSOCIATED		   BIT(5)
+#define OP_ENABLE_BEACON	   BIT(6)
+#define OP_LED_DEINIT		   BIT(7)
+#define OP_BT_PRIORITY_DETECTED    BIT(8)
+#define OP_BT_SCAN                 BIT(9)
 
 struct ath9k_htc_priv {
 	struct device *dev;

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

@@ -1524,15 +1524,6 @@ static void ath9k_htc_bss_info_changed(struct ieee80211_hw *hw,
 		ath9k_htc_beacon_config(priv, vif);
 	}
 
-	if (changed & BSS_CHANGED_ERP_PREAMBLE) {
-		ath_dbg(common, ATH_DBG_CONFIG, "BSS Changed PREAMBLE %d\n",
-			bss_conf->use_short_preamble);
-		if (bss_conf->use_short_preamble)
-			priv->op_flags |= OP_PREAMBLE_SHORT;
-		else
-			priv->op_flags &= ~OP_PREAMBLE_SHORT;
-	}
-
 	if (changed & BSS_CHANGED_ERP_CTS_PROT) {
 		ath_dbg(common, ATH_DBG_CONFIG, "BSS Changed CTS PROT %d\n",
 			bss_conf->use_cts_prot);