staging: rtl8723au: Remove a pile of fluff for calling into a bunch of no-op functions

The whole antenna diversity selection was completely pointless as all
the end functions called were no-ops.
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8723au/hal/odm.c

@@ -208,18 +208,6 @@ void odm_RSSIMonitorCheck23aAP(struct dm_odm_t *pDM_Odm);
 void odm_RSSIMonitorCheck23a(struct dm_odm_t *pDM_Odm);
 void odm_DynamicTxPower23a(struct dm_odm_t *pDM_Odm);
 
-void odm_SwAntDivInit(struct dm_odm_t *pDM_Odm);
-
-void odm_SwAntDivInit_NIC(struct dm_odm_t *pDM_Odm);
-
-void odm_SwAntDivChkAntSwitch(struct dm_odm_t *pDM_Odm, u8 Step);
-
-void odm_SwAntDivChkAntSwitchNIC(struct dm_odm_t *pDM_Odm,
-		u8 Step
-	);
-
-void odm_SwAntDivChkAntSwitchCallback23a(unsigned long data);
-
 void odm_RefreshRateAdaptiveMask23a(struct dm_odm_t *pDM_Odm);
 
 void ODM_TXPowerTrackingCheck23a(struct dm_odm_t *pDM_Odm);
@@ -242,8 +230,6 @@ static void ODM_EdcaTurboInit23a(struct dm_odm_t *pDM_Odm);
 #define		RxDefaultAnt1		0x65a9
 #define	RxDefaultAnt2		0x569a
 
-void odm_InitHybridAntDiv23a(struct dm_odm_t *pDM_Odm);
-
 bool odm_StaDefAntSel(struct dm_odm_t *pDM_Odm,
  u32 OFDM_Ant1_Cnt,
  u32 OFDM_Ant2_Cnt,
@@ -257,8 +243,6 @@ void odm_SetRxIdleAnt(struct dm_odm_t *pDM_Odm,
    bool   bDualPath
 );
 
-void odm_HwAntDiv23a(struct dm_odm_t *pDM_Odm);
-
 /* 3 Export Interface */
 
 /*  2011/09/21 MH Add to describe different team necessary resource allocate?? */
@@ -274,12 +258,6 @@ void ODM23a_DMInit(struct dm_odm_t *pDM_Odm)
 	odm_DynamicTxPower23aInit(pDM_Odm);
 	odm_TXPowerTrackingInit23a(pDM_Odm);
 	ODM_EdcaTurboInit23a(pDM_Odm);
-	if ((pDM_Odm->AntDivType == CG_TRX_HW_ANTDIV)	||
-	    (pDM_Odm->AntDivType == CGCS_RX_HW_ANTDIV)	||
-	    (pDM_Odm->AntDivType == CG_TRX_SMART_ANTDIV))
-		odm_InitHybridAntDiv23a(pDM_Odm);
-	else if (pDM_Odm->AntDivType == CGCS_RX_SW_ANTDIV)
-		odm_SwAntDivInit(pDM_Odm);
 }
 
 /*  2011/09/20 MH This is the entry pointer for all team to execute HW out source DM. */
@@ -317,12 +295,6 @@ void ODM_DMWatchdog23a(struct rtw_adapter *adapter)
 	odm_RefreshRateAdaptiveMask23a(pDM_Odm);
 
 	odm_DynamicBBPowerSaving23a(pDM_Odm);
-	if ((pDM_Odm->AntDivType ==  CG_TRX_HW_ANTDIV)	||
-	    (pDM_Odm->AntDivType == CGCS_RX_HW_ANTDIV)	||
-	    (pDM_Odm->AntDivType == CG_TRX_SMART_ANTDIV))
-		odm_HwAntDiv23a(pDM_Odm);
-	else if (pDM_Odm->AntDivType == CGCS_RX_SW_ANTDIV)
-		odm_SwAntDivChkAntSwitch(pDM_Odm, SWAW_STEP_PEAK);
 
 	ODM_TXPowerTrackingCheck23a(pDM_Odm);
 	odm_EdcaTurboCheck23a(pDM_Odm);
@@ -365,9 +337,6 @@ void ODM_CmnInfoInit23a(struct dm_odm_t *pDM_Odm,
 	case	ODM_CMNINFO_RF_TYPE:
 		pDM_Odm->RFType = (u8)Value;
 		break;
-	case    ODM_CMNINFO_RF_ANTENNA_TYPE:
-		pDM_Odm->AntDivType = (u8)Value;
-		break;
 	case	ODM_CMNINFO_BOARD_TYPE:
 		pDM_Odm->BoardType = (u8)Value;
 		break;
@@ -467,8 +436,6 @@ void odm_CommonInfoSelfInit23a(struct dm_odm_t *pDM_Odm
 		(bool) ODM_GetBBReg(pDM_Odm, rFPGA0_XA_HSSIParameter2, BIT(9));
 	pDM_Odm->RFPathRxEnable =
 		(u8) ODM_GetBBReg(pDM_Odm, rOFDM0_TRxPathEnable, 0x0F);
-	if (pDM_Odm->SupportICType & ODM_RTL8723A)
-		pDM_Odm->AntDivType = CGCS_RX_SW_ANTDIV;
 
 	ODM_InitDebugSetting23a(pDM_Odm);
 }
@@ -1463,50 +1430,6 @@ void odm_TXPowerTrackingCheckAP(struct dm_odm_t *pDM_Odm)
 {
 }
 
-/* antenna mapping info */
-/*  1: right-side antenna */
-/*  2/0: left-side antenna */
-/* PpDM_SWAT_Table->CCK_Ant1_Cnt /OFDM_Ant1_Cnt:  for right-side antenna:   Ant:1    RxDefaultAnt1 */
-/* PpDM_SWAT_Table->CCK_Ant2_Cnt /OFDM_Ant2_Cnt:  for left-side antenna:     Ant:0    RxDefaultAnt2 */
-/*  We select left antenna as default antenna in initial process, modify it as needed */
-/*  */
-
-/* 3 ============================================================ */
-/* 3 SW Antenna Diversity */
-/* 3 ============================================================ */
-void odm_SwAntDivInit(struct dm_odm_t *pDM_Odm)
-{
-}
-
-void ODM_SwAntDivChkPerPktRssi(struct dm_odm_t *pDM_Odm, u8 StationID,
-			       struct phy_info *pPhyInfo)
-{
-}
-
-void odm_SwAntDivChkAntSwitch(struct dm_odm_t *pDM_Odm, u8 Step)
-{
-}
-
-void ODM_SwAntDivRestAfterLink(struct dm_odm_t *pDM_Odm)
-{
-}
-
-void odm_SwAntDivChkAntSwitchCallback23a(unsigned long data)
-{
-}
-
-/* 3 ============================================================ */
-/* 3 SW Antenna Diversity */
-/* 3 ============================================================ */
-
-void odm_InitHybridAntDiv23a(struct dm_odm_t *pDM_Odm)
-{
-}
-
-void odm_HwAntDiv23a(struct dm_odm_t *pDM_Odm)
-{
-}
-
 /* EDCA Turbo */
 static void ODM_EdcaTurboInit23a(struct dm_odm_t *pDM_Odm)
 {

drivers/staging/rtl8723au/hal/odm_HWConfig.c

@@ -401,8 +401,6 @@ static void ODM_PhyStatusQuery23a_92CSeries(struct dm_odm_t *pDM_Odm,
 					 pPhyStatus, pPktinfo);
 	if (pDM_Odm->RSSI_test) {
 		/*  Select the packets to do RSSI checking for antenna switching. */
-		if (pPktinfo->bPacketToSelf || pPktinfo->bPacketBeacon)
-			ODM_SwAntDivChkPerPktRssi(pDM_Odm, pPktinfo->StationID, pPhyInfo);
 	} else {
 		odm_Process_RSSIForDM(pDM_Odm, pPhyInfo, pPktinfo);
 	}

drivers/staging/rtl8723au/include/odm.h

@@ -125,7 +125,6 @@ struct  dig_t {
 	bool		bMediaConnect_0;
 	bool		bMediaConnect_1;
 
-	u32		AntDiv_RSSI_max;
 	u32		RSSI_max;
 };
 
@@ -670,7 +669,6 @@ struct dm_odm_t {
 
 	bool			bDualMacSmartConcurrent;
 	u32			BK_SupportAbility;
-	u8			AntDivType;
 /* HOOK BEFORE REG INIT----------- */
 
 	/*  */
@@ -952,9 +950,6 @@ void ODM_SetAntenna(struct dm_odm_t *pDM_Odm, u8 Antenna);
 #define dm_RF_Saving	ODM_RF_Saving23a
 void ODM_RF_Saving23a(struct dm_odm_t *pDM_Odm, u8 bForceInNormal);
 
-#define SwAntDivRestAfterLink	ODM_SwAntDivRestAfterLink
-void ODM_SwAntDivRestAfterLink(struct dm_odm_t *pDM_Odm);
-
 #define dm_CheckTXPowerTracking		ODM_TXPowerTrackingCheck23a
 void ODM_TXPowerTrackingCheck23a(struct dm_odm_t *pDM_Odm);
 
@@ -962,10 +957,6 @@ bool ODM_RAStateCheck23a(struct dm_odm_t *pDM_Odm, s32 RSSI, bool bForceUpdate,
 		      u8 *pRATRState);
 
 
-#define dm_SWAW_RSSI_Check	ODM_SwAntDivChkPerPktRssi
-void ODM_SwAntDivChkPerPktRssi(struct dm_odm_t *pDM_Odm, u8 StationID,
-			       struct phy_info *pPhyInfo);
-
 u32 ConvertTo_dB23a(u32 Value);
 
 u32 GetPSDData(struct dm_odm_t *pDM_Odm, unsigned int point, u8 initial_gain_psd);