rtl8192cu: Remove dead code never selected

The original driver contained some conditional code that was not selected,
but was not deleted in case it would be used later. That code can now be
removed.
Reported-by: Joe Perches <joe@perches.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/rtlwifi/rtl8192cu/hw.c

@@ -339,143 +339,7 @@ static void _rtl92cu_read_board_type(struct ieee80211_hw *hw, u8 *contents)
 	if (IS_HIGHT_PA(rtlefuse->board_type))
 		rtlefuse->external_pa = 1;
 	pr_info("Board Type %x\n", rtlefuse->board_type);
-
-#ifdef CONFIG_ANTENNA_DIVERSITY
-	/* Antenna Diversity setting. */
-	if (registry_par->antdiv_cfg == 2) /* 2: From Efuse */
-		rtl_efuse->antenna_cfg = (contents[EEPROM_RF_OPT1]&0x18)>>3;
-	else
-		rtl_efuse->antenna_cfg = registry_par->antdiv_cfg; /* 0:OFF, */
-
-	pr_info("Antenna Config %x\n", rtl_efuse->antenna_cfg);
-#endif
-}
-
-#ifdef CONFIG_BT_COEXIST
-static void _update_bt_param(_adapter *padapter)
-{
-	struct btcoexist_priv	 *pbtpriv = &(padapter->halpriv.bt_coexist);
-	struct registry_priv	*registry_par = &padapter->registrypriv;
-	if (2 != registry_par->bt_iso) {
-		/* 0:Low, 1:High, 2:From Efuse */
-		pbtpriv->BT_Ant_isolation = registry_par->bt_iso;
-	}
-	if (registry_par->bt_sco == 1) {
-		/* 0:Idle, 1:None-SCO, 2:SCO, 3:From Counter, 4.Busy,
-		 * 5.OtherBusy */
-		pbtpriv->BT_Service = BT_OtherAction;
-	} else if (registry_par->bt_sco == 2) {
-		pbtpriv->BT_Service = BT_SCO;
-	} else if (registry_par->bt_sco == 4) {
-		pbtpriv->BT_Service = BT_Busy;
-	} else if (registry_par->bt_sco == 5) {
-		pbtpriv->BT_Service = BT_OtherBusy;
-	} else {
-		pbtpriv->BT_Service = BT_Idle;
-	}
-	pbtpriv->BT_Ampdu = registry_par->bt_ampdu;
-	pbtpriv->bCOBT = _TRUE;
-	pbtpriv->BtEdcaUL = 0;
-	pbtpriv->BtEdcaDL = 0;
-	pbtpriv->BtRssiState = 0xff;
-	pbtpriv->bInitSet = _FALSE;
-	pbtpriv->bBTBusyTraffic = _FALSE;
-	pbtpriv->bBTTrafficModeSet = _FALSE;
-	pbtpriv->bBTNonTrafficModeSet = _FALSE;
-	pbtpriv->CurrentState = 0;
-	pbtpriv->PreviousState = 0;
-	pr_info("BT Coexistance = %s\n",
-		(pbtpriv->BT_Coexist == _TRUE) ? "enable" : "disable");
-	if (pbtpriv->BT_Coexist) {
-		if (pbtpriv->BT_Ant_Num == Ant_x2)
-			pr_info("BlueTooth BT_Ant_Num = Antx2\n");
-		else if (pbtpriv->BT_Ant_Num == Ant_x1)
-			pr_info("BlueTooth BT_Ant_Num = Antx1\n");
-		switch (pbtpriv->BT_CoexistType) {
-		case BT_2Wire:
-			pr_info("BlueTooth BT_CoexistType = BT_2Wire\n");
-			break;
-		case BT_ISSC_3Wire:
-			pr_info("BlueTooth BT_CoexistType = BT_ISSC_3Wire\n");
-			break;
-		case BT_Accel:
-			pr_info("BlueTooth BT_CoexistType = BT_Accel\n");
-			break;
-		case BT_CSR_BC4:
-			pr_info("BlueTooth BT_CoexistType = BT_CSR_BC4\n");
-			break;
-		case BT_CSR_BC8:
-			pr_info("BlueTooth BT_CoexistType = BT_CSR_BC8\n");
-			break;
-		case BT_RTL8756:
-			pr_info("BlueTooth BT_CoexistType = BT_RTL8756\n");
-			break;
-		default:
-			pr_info("BlueTooth BT_CoexistType = Unknown\n");
-			break;
-		}
-		pr_info("BlueTooth BT_Ant_isolation = %d\n",
-			pbtpriv->BT_Ant_isolation);
-		switch (pbtpriv->BT_Service) {
-		case BT_OtherAction:
-			pr_info("BlueTooth BT_Service = BT_OtherAction\n");
-			break;
-		case BT_SCO:
-			pr_info("BlueTooth BT_Service = BT_SCO\n");
-			break;
-		case BT_Busy:
-			pr_info("BlueTooth BT_Service = BT_Busy\n");
-			break;
-		case BT_OtherBusy:
-			pr_info("BlueTooth BT_Service = BT_OtherBusy\n");
-			break;
-		default:
-			pr_info("BlueTooth BT_Service = BT_Idle\n");
-			break;
-		}
-		pr_info("BT_RadioSharedType = 0x%x\n",
-			pbtpriv->BT_RadioSharedType);
-	}
-}
-
-#define GET_BT_COEXIST(priv) (&priv->bt_coexist)
-
-static void _rtl92cu_read_bluetooth_coexistInfo(struct ieee80211_hw *hw,
-						u8 *contents,
-						bool bautoloadfailed);
-{
-	HAL_DATA_TYPE	*pHalData = GET_HAL_DATA(Adapter);
-	bool isNormal = IS_NORMAL_CHIP(pHalData->VersionID);
-	struct btcoexist_priv	 *pbtpriv = &pHalData->bt_coexist;
-	u8	rf_opt4;
-
-	_rtw_memset(pbtpriv, 0, sizeof(struct btcoexist_priv));
-	if (AutoloadFail) {
-		pbtpriv->BT_Coexist = _FALSE;
-		pbtpriv->BT_CoexistType = BT_2Wire;
-		pbtpriv->BT_Ant_Num = Ant_x2;
-		pbtpriv->BT_Ant_isolation = 0;
-		pbtpriv->BT_RadioSharedType = BT_Radio_Shared;
-		return;
-	}
-	if (isNormal) {
-		if (pHalData->BoardType == BOARD_USB_COMBO)
-			pbtpriv->BT_Coexist = _TRUE;
-		else
-			pbtpriv->BT_Coexist = ((PROMContent[EEPROM_RF_OPT3] &
-					      0x20) >> 5); /* bit[5] */
-		rf_opt4 = PROMContent[EEPROM_RF_OPT4];
-		pbtpriv->BT_CoexistType = ((rf_opt4&0xe)>>1); /* bit [3:1] */
-		pbtpriv->BT_Ant_Num = (rf_opt4&0x1); /* bit [0] */
-		pbtpriv->BT_Ant_isolation = ((rf_opt4&0x10)>>4); /* bit [4] */
-		pbtpriv->BT_RadioSharedType = ((rf_opt4&0x20)>>5); /* bit [5] */
-	} else {
-		pbtpriv->BT_Coexist = (PROMContent[EEPROM_RF_OPT4] >> 4) ?
-				       _TRUE : _FALSE;
-	}
-	_update_bt_param(Adapter);
 }
-#endif
 
 static void _rtl92cu_read_adapter_info(struct ieee80211_hw *hw)
 {
@@ -552,10 +416,6 @@ static void _rtl92cu_read_adapter_info(struct ieee80211_hw *hw)
 		}
 	}
 	_rtl92cu_read_board_type(hw, hwinfo);
-#ifdef CONFIG_BT_COEXIST
-	_rtl92cu_read_bluetooth_coexistInfo(hw, hwinfo,
-					    rtlefuse->autoload_failflag);
-#endif
 }
 
 static void _rtl92cu_hal_customized_behavior(struct ieee80211_hw *hw)
@@ -1107,34 +967,6 @@ static void _InitPABias(struct ieee80211_hw *hw)
 	}
 }
 
-static void _InitAntenna_Selection(struct ieee80211_hw *hw)
-{
-#ifdef CONFIG_ANTENNA_DIVERSITY
-	struct rtl_priv *rtlpriv = rtl_priv(hw);
-	struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
-	struct rtl_phy *rtlphy = &(rtlpriv->phy);
-
-	if (pHalData->AntDivCfg == 0)
-		return;
-
-	if (rtlphy->rf_type == RF_1T1R) {
-		rtl_write_dword(rtlpriv, REG_LEDCFG0,
-				rtl_read_dword(rtlpriv,
-				REG_LEDCFG0)|BIT(23));
-		rtl_set_bbreg(hw, rFPGA0_XAB_RFPARAMETER, BIT(13), 0x01);
-		if (rtl_get_bbreg(hw, RFPGA0_XA_RFINTERFACEOE, 0x300) ==
-		    Antenna_A)
-			pHalData->CurAntenna = Antenna_A;
-		else
-			pHalData->CurAntenna = Antenna_B;
-	}
-#endif
-}
-
-static void _dump_registers(struct ieee80211_hw *hw)
-{
-}
-
 static void _update_mac_setting(struct ieee80211_hw *hw)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
@@ -1205,10 +1037,8 @@ int rtl92cu_hw_init(struct ieee80211_hw *hw)
 	}
 	_rtl92cu_hw_configure(hw);
 	_InitPABias(hw);
-	_InitAntenna_Selection(hw);
 	_update_mac_setting(hw);
 	rtl92c_dm_init(hw);
-	_dump_registers(hw);
 	return err;
 }