diff --git a/os_dep/ioctl_linux.c b/os_dep/ioctl_linux.c
index c3a2071..3291987 100644
--- a/os_dep/ioctl_linux.c
+++ b/os_dep/ioctl_linux.c
@@ -525,11 +525,7 @@ static char *translate_scan(_adapter *padapter,
 
 	/* Add quality statistics */
 	iwe.cmd = IWEVQUAL;
-	iwe.u.qual.updated = IW_QUAL_QUAL_UPDATED | IW_QUAL_LEVEL_UPDATED | IW_QUAL_NOISE_INVALID
-	#ifdef CONFIG_SIGNAL_DISPLAY_DBM
-		| IW_QUAL_DBM
-	#endif
-	;
+	iwe.u.qual.updated = IW_QUAL_QUAL_UPDATED | IW_QUAL_LEVEL_UPDATED | IW_QUAL_NOISE_INVALID;
 
 	if (check_fwstate(pmlmepriv, _FW_LINKED)== true &&
 		is_same_network(&pmlmepriv->cur_network.network, &pnetwork->network)) {
@@ -540,15 +536,10 @@ static char *translate_scan(_adapter *padapter,
 		sq = pnetwork->network.PhyInfo.SignalQuality;
 	}
 
-
-	#ifdef CONFIG_SIGNAL_DISPLAY_DBM
-	iwe.u.qual.level = (u8) translate_percentage_to_dbm(ss);//dbm
-	#else
 	iwe.u.qual.level = (u8)ss;//%
 	#ifdef CONFIG_BT_COEXIST
 	BT_SignalCompensation(padapter, &iwe.u.qual.level, NULL);
 	#endif // CONFIG_BT_COEXIST
-	#endif
 
 	iwe.u.qual.qual = (u8)sq;   // signal quality
 
@@ -9689,9 +9680,6 @@ static struct iw_statistics *rtw_get_wireless_stats(struct net_device *dev)
 		//DBG_88E("No link  level:%d, qual:%d, noise:%d\n", tmp_level, tmp_qual, tmp_noise);
 	}
 	else{
-		#ifdef CONFIG_SIGNAL_DISPLAY_DBM
-		tmp_level = translate_percentage_to_dbm(padapter->recvpriv.signal_strength);
-		#else
 		tmp_level = padapter->recvpriv.signal_strength;
 		#ifdef CONFIG_BT_COEXIST
 		{
@@ -9700,7 +9688,6 @@ static struct iw_statistics *rtw_get_wireless_stats(struct net_device *dev)
 			tmp_level= signal;
 		}
 		#endif // CONFIG_BT_COEXIST
-		#endif
 
 		tmp_qual = padapter->recvpriv.signal_qual;
 		tmp_noise =padapter->recvpriv.noise;
@@ -9716,10 +9703,6 @@ static struct iw_statistics *rtw_get_wireless_stats(struct net_device *dev)
 	piwstats->qual.updated = 0x0f;
 #endif
 
-	#ifdef CONFIG_SIGNAL_DISPLAY_DBM
-	piwstats->qual.updated = piwstats->qual.updated | IW_QUAL_DBM;
-	#endif
-
 	return &padapter->iwstats;
 }
 #endif