staging: rtl8723bs: remove rtl8192c_rf.h

All functions declared in rtl8192c_rf.h have no definition/are not used
in any other file/anywhere. Checked with 'git grep <function_name>'.
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8723bs/include/rtl8192c_rf.h

-/* SPDX-License-Identifier: GPL-2.0 */
-/******************************************************************************
- *
- * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
- *
- ******************************************************************************/
-#ifndef _RTL8192C_RF_H_
-#define _RTL8192C_RF_H_
-
-
-/*  */
-/*  RF RL6052 Series API */
-/*  */
-void rtl8192c_RF_ChangeTxPath(struct adapter *Adapter,
-			      u16 DataRate);
-void rtl8192c_PHY_RF6052SetBandwidth(struct adapter *Adapter,
-				     enum CHANNEL_WIDTH Bandwidth);
-void rtl8192c_PHY_RF6052SetCckTxPower(struct adapter *Adapter,
-				      u8 *pPowerlevel);
-void rtl8192c_PHY_RF6052SetOFDMTxPower(struct adapter *Adapter,
-				       u8 *pPowerLevel,
-				       u8 Channel);
-int PHY_RF6052_Config8192C(struct adapter *Adapter);
-
-/*--------------------------Exported Function prototype---------------------*/
-
-
-#endif/* End of HalRf.h */

drivers/staging/rtl8723bs/include/rtl8723b_rf.h

@@ -7,7 +7,6 @@
 #ifndef __RTL8723B_RF_H__
 #define __RTL8723B_RF_H__
 
-#include "rtl8192c_rf.h"
 
 int	PHY_RF6052_Config8723B(struct adapter *Adapter	);