staging: rtl8723bs: hal: Replace function PHY_GetTxPowerIndex()

Remove function PHY_GetTxPowerIndex as it does nothing except call
PHY_GetTxPowerIndex_8723B.
Rename PHY_GetTxPowerIndex_8723B to PHY_GetTxPowerIndex to maintain
compatibility with call site.
Issue found with Coccinelle.
Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190725052645.2372-3-nishkadg.linux@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8723bs/hal/hal_com_phycfg.c

@@ -2040,17 +2040,6 @@ void PHY_SetTxPowerLimit(
 	}
 }
 
-u8 PHY_GetTxPowerIndex(
-	struct adapter *padapter,
-	u8 RFPath,
-	u8 Rate,
-	enum CHANNEL_WIDTH BandWidth,
-	u8 Channel
-)
-{
-	return PHY_GetTxPowerIndex_8723B(padapter, RFPath, Rate, BandWidth, Channel);
-}
-
 void Hal_ChannelPlanToRegulation(struct adapter *Adapter, u16 ChannelPlan)
 {
 	struct hal_com_data *pHalData = GET_HAL_DATA(Adapter);

drivers/staging/rtl8723bs/hal/rtl8723b_phycfg.c

@@ -668,7 +668,7 @@ void PHY_SetTxPowerIndex(
 	}
 }
 
-u8 PHY_GetTxPowerIndex_8723B(
+u8 PHY_GetTxPowerIndex(
 	struct adapter *padapter,
 	u8 RFPath,
 	u8 Rate,

drivers/staging/rtl8723bs/include/hal_com_phycfg.h

@@ -213,15 +213,6 @@ PHY_GetTxPowerTrackingOffset(
 	u8 	RFPath
 	);
 
-u8
-PHY_GetTxPowerIndex(
-struct adapter *		padapter,
-u8 			RFPath,
-u8 			Rate,
-enum CHANNEL_WIDTH		BandWidth,
-u8 			Channel
-	);
-
 void
 Hal_ChannelPlanToRegulation(
 struct adapter *	Adapter,

drivers/staging/rtl8723bs/include/hal_phy_cfg.h

@@ -73,7 +73,7 @@ u8 			Rate
 	);
 
 u8
-PHY_GetTxPowerIndex_8723B(
+PHY_GetTxPowerIndex(
 struct adapter *		padapter,
 u8 			RFPath,
 u8 			Rate,