BOOLEAN
ODM_PathDiversityBeforeLink92C(
//IN PADAPTER Adapter
IN PDM_ODM_T pDM_Odm
)
{
#if (RT_MEM_SIZE_LEVEL != RT_MEM_SIZE_MINIMUM)
PADAPTER Adapter = pDM_Odm->Adapter;
HAL_DATA_TYPE* pHalData = NULL;
PMGNT_INFO pMgntInfo = NULL;
//pSWAT_T pDM_SWAT_Table = &Adapter->DM_SWAT_Table;
pPD_T pDM_PDTable = NULL;
s1Byte Score = 0;
PRT_WLAN_BSS pTmpBssDesc;
PRT_WLAN_BSS pTestBssDesc;
u1Byte target_chnl = 0;
u2Byte index;
if (pDM_Odm->Adapter == NULL) //For BSOD when plug/unplug fast. //By YJ,120413
{ // The ODM structure is not initialized.
return FALSE;
}
pHalData = GET_HAL_DATA(Adapter);
pMgntInfo = &Adapter->MgntInfo;
pDM_PDTable = &Adapter->DM_PDTable;
// Condition that does not need to use path diversity.
if((!(pHalData->CVID_Version==VERSION_1_BEFORE_8703B && IS_92C_SERIAL(pHalData->VersionID))) || (pHalData->PathDivCfg!=1) || pMgntInfo->AntennaTest )
{
RT_TRACE(COMP_INIT, DBG_LOUD,
("ODM_PathDiversityBeforeLink92C(): No PathDiv Mechanism before link.\n"));
return FALSE;
}
// Since driver is going to set BB register, it shall check if there is another thread controlling BB/RF.
PlatformAcquireSpinLock(Adapter, RT_RF_STATE_SPINLOCK);
if(pHalData->eRFPowerState!=eRfOn || pMgntInfo->RFChangeInProgress || pMgntInfo->bMediaConnect)
{
PlatformReleaseSpinLock(Adapter, RT_RF_STATE_SPINLOCK);
RT_TRACE(COMP_INIT, DBG_LOUD,
("ODM_PathDiversityBeforeLink92C(): RFChangeInProgress(%x), eRFPowerState(%x)\n",
pMgntInfo->RFChangeInProgress,
pHalData->eRFPowerState));
//pDM_SWAT_Table->SWAS_NoLink_State = 0;
pDM_PDTable->PathDiv_NoLink_State = 0;
return FALSE;
}
else
{
PlatformReleaseSpinLock(Adapter, RT_RF_STATE_SPINLOCK);
}
//1 Run AntDiv mechanism "Before Link" part.
//if(pDM_SWAT_Table->SWAS_NoLink_State == 0)
if(pDM_PDTable->PathDiv_NoLink_State == 0)
{
//1 Prepare to do Scan again to check current antenna state.
// Set check state to next step.
//pDM_SWAT_Table->SWAS_NoLink_State = 1;
pDM_PDTable->PathDiv_NoLink_State = 1;
// Copy Current Scan list.
Adapter->MgntInfo.tmpNumBssDesc = pMgntInfo->NumBssDesc;
PlatformMoveMemory((PVOID)Adapter->MgntInfo.tmpbssDesc, (PVOID)pMgntInfo->bssDesc, sizeof(RT_WLAN_BSS)*MAX_BSS_DESC);
// Switch Antenna to another one.
if(pDM_PDTable->DefaultRespPath == 0)
{
PHY_SetBBReg(Adapter, rCCK0_AFESetting , 0x0F000000, 0x05); // TRX path = PathB
odm_SetRespPath_92C(Adapter, 1);
pDM_PDTable->OFDMTXPath = 0xFFFFFFFF;
pDM_PDTable->CCKTXPath = 0xFFFFFFFF;
}
else
{
PHY_SetBBReg(Adapter, rCCK0_AFESetting , 0x0F000000, 0x00); // TRX path = PathA
odm_SetRespPath_92C(Adapter, 0);
pDM_PDTable->OFDMTXPath = 0x0;
pDM_PDTable->CCKTXPath = 0x0;
}
#if 0
pDM_SWAT_Table->PreAntenna = pDM_SWAT_Table->CurAntenna;
pDM_SWAT_Table->CurAntenna = (pDM_SWAT_Table->CurAntenna==Antenna_A)?Antenna_B:Antenna_A;
RT_TRACE(COMP_INIT, DBG_LOUD,
("ODM_SwAntDivCheckBeforeLink: Change to Ant(%s) for testing.\n", (pDM_SWAT_Table->CurAntenna==Antenna_A)?"A":"B"));
//PHY_SetBBReg(Adapter, rFPGA0_XA_RFInterfaceOE, 0x300, DM_SWAT_Table.CurAntenna);
pDM_SWAT_Table->SWAS_NoLink_BK_Reg860 = ((pDM_SWAT_Table->SWAS_NoLink_BK_Reg860 & 0xfffffcff) | (pDM_SWAT_Table->CurAntenna<<8));
PHY_SetBBReg(Adapter, rFPGA0_XA_RFInterfaceOE, bMaskDWord, pDM_SWAT_Table->SWAS_NoLink_BK_Reg860);
#endif
// Go back to scan function again.
RT_TRACE(COMP_INIT, DBG_LOUD, ("ODM_PathDiversityBeforeLink92C: Scan one more time\n"));
pMgntInfo->ScanStep=0;
target_chnl = odm_SwAntDivSelectScanChnl(Adapter);
odm_SwAntDivConstructScanChnl(Adapter, target_chnl);
PlatformSetTimer(Adapter, &pMgntInfo->ScanTimer, 5);
return TRUE;
}
else
{
//1 ScanComple() is called after antenna swiched.
//1 Check scan result and determine which antenna is going
//1 to be used.
for(index=0; index<Adapter->MgntInfo.tmpNumBssDesc; index++)
{
pTmpBssDesc = &(Adapter->MgntInfo.tmpbssDesc[index]);
pTestBssDesc = &(pMgntInfo->bssDesc[index]);
if(PlatformCompareMemory(pTestBssDesc->bdBssIdBuf, pTmpBssDesc->bdBssIdBuf, 6)!=0)
{
RT_TRACE(COMP_INIT, DBG_LOUD, ("ODM_PathDiversityBeforeLink92C(): ERROR!! This shall not happen.\n"));
continue;
}
if(pTmpBssDesc->RecvSignalPower > pTestBssDesc->RecvSignalPower)
{
RT_TRACE(COMP_INIT, DBG_LOUD, ("ODM_PathDiversityBeforeLink92C: Compare scan entry: Score++\n"));
RT_PRINT_STR(COMP_INIT, DBG_LOUD, "SSID: ", pTestBssDesc->bdSsIdBuf, pTestBssDesc->bdSsIdLen);
RT_TRACE(COMP_INIT, DBG_LOUD, ("Original: %d, Test: %d\n", pTmpBssDesc->RecvSignalPower, pTestBssDesc->RecvSignalPower));
Score++;
PlatformMoveMemory(pTestBssDesc, pTmpBssDesc, sizeof(RT_WLAN_BSS));
}
else if(pTmpBssDesc->RecvSignalPower < pTestBssDesc->RecvSignalPower)
{
RT_TRACE(COMP_INIT, DBG_LOUD, ("ODM_PathDiversityBeforeLink92C: Compare scan entry: Score--\n"));
RT_PRINT_STR(COMP_INIT, DBG_LOUD, "SSID: ", pTestBssDesc->bdSsIdBuf, pTestBssDesc->bdSsIdLen);
RT_TRACE(COMP_INIT, DBG_LOUD, ("Original: %d, Test: %d\n", pTmpBssDesc->RecvSignalPower, pTestBssDesc->RecvSignalPower));
Score--;
}
}
if(pMgntInfo->NumBssDesc!=0 && Score<=0)
{
RT_TRACE(COMP_INIT, DBG_LOUD,
("ODM_PathDiversityBeforeLink92C(): DefaultRespPath=%d\n", pDM_PDTable->DefaultRespPath));
//pDM_SWAT_Table->PreAntenna = pDM_SWAT_Table->CurAntenna;
}
else
{
RT_TRACE(COMP_INIT, DBG_LOUD,
("ODM_PathDiversityBeforeLink92C(): DefaultRespPath=%d\n", pDM_PDTable->DefaultRespPath));
if(pDM_PDTable->DefaultRespPath == 0)
{
pDM_PDTable->OFDMTXPath = 0xFFFFFFFF;
pDM_PDTable->CCKTXPath = 0xFFFFFFFF;
odm_SetRespPath_92C(Adapter, 1);
}
else
{
pDM_PDTable->OFDMTXPath = 0x0;
pDM_PDTable->CCKTXPath = 0x0;
odm_SetRespPath_92C(Adapter, 0);
}
PHY_SetBBReg(Adapter, rCCK0_AFESetting , 0x0F000000, 0x01); // RX path = PathAB
//pDM_SWAT_Table->CurAntenna = pDM_SWAT_Table->PreAntenna;
//PHY_SetBBReg(Adapter, rFPGA0_XA_RFInterfaceOE, 0x300, DM_SWAT_Table.CurAntenna);
//pDM_SWAT_Table->SWAS_NoLink_BK_Reg860 = ((pDM_SWAT_Table->SWAS_NoLink_BK_Reg860 & 0xfffffcff) | (pDM_SWAT_Table->CurAntenna<<8));
//PHY_SetBBReg(Adapter, rFPGA0_XA_RFInterfaceOE, bMaskDWord, pDM_SWAT_Table->SWAS_NoLink_BK_Reg860);
}
// Check state reset to default and wait for next time.
//pDM_SWAT_Table->SWAS_NoLink_State = 0;
pDM_PDTable->PathDiv_NoLink_State = 0;
return FALSE;
}
#else
return FALSE;
#endif
}
BOOLEAN
ODM_SwAntDivCheckBeforeLink(
IN PVOID pDM_VOID
)
{
#if (RT_MEM_SIZE_LEVEL != RT_MEM_SIZE_MINIMUM)
PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
PADAPTER Adapter = pDM_Odm->Adapter;
HAL_DATA_TYPE* pHalData = GET_HAL_DATA(Adapter);
PMGNT_INFO pMgntInfo = &Adapter->MgntInfo;
pSWAT_T pDM_SWAT_Table = &pDM_Odm->DM_SWAT_Table;
pFAT_T pDM_FatTable = &pDM_Odm->DM_FatTable;
s1Byte Score = 0;
PRT_WLAN_BSS pTmpBssDesc, pTestBssDesc;
u1Byte power_target = 10, power_target_L = 9, power_target_H = 16;
u1Byte tmp_power_diff = 0,power_diff = 0,avg_power_diff = 0,max_power_diff = 0,min_power_diff = 0xff;
u2Byte index, counter = 0;
static u1Byte ScanChannel;
u8Byte tStamp_diff = 0;
u4Byte tmp_SWAS_NoLink_BK_Reg948;
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("ANTA_ON = (( %d )) , ANTB_ON = (( %d )) \n",pDM_Odm->DM_SWAT_Table.ANTA_ON ,pDM_Odm->DM_SWAT_Table.ANTB_ON ));
//if(HP id)
{
if(pDM_Odm->DM_SWAT_Table.RSSI_AntDect_bResult==TRUE && pDM_Odm->SupportICType == ODM_RTL8723B)
{
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("8723B RSSI-based Antenna Detection is done\n"));
return FALSE;
}
if(pDM_Odm->SupportICType == ODM_RTL8723B)
{
if(pDM_SWAT_Table->SWAS_NoLink_BK_Reg948 == 0xff)
pDM_SWAT_Table->SWAS_NoLink_BK_Reg948 = ODM_Read4Byte(pDM_Odm, rS0S1_PathSwitch );
}
}
if (pDM_Odm->Adapter == NULL) //For BSOD when plug/unplug fast. //By YJ,120413
{ // The ODM structure is not initialized.
return FALSE;
}
// Retrieve antenna detection registry info, added by Roger, 2012.11.27.
if(!IS_ANT_DETECT_SUPPORT_RSSI(Adapter))
{
return FALSE;
}
else
{
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("Antenna Detection: RSSI Method\n"));
}
// Since driver is going to set BB register, it shall check if there is another thread controlling BB/RF.
PlatformAcquireSpinLock(Adapter, RT_RF_STATE_SPINLOCK);
if(pHalData->eRFPowerState!=eRfOn || pMgntInfo->RFChangeInProgress || pMgntInfo->bMediaConnect)
{
PlatformReleaseSpinLock(Adapter, RT_RF_STATE_SPINLOCK);
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD,
("ODM_SwAntDivCheckBeforeLink(): RFChangeInProgress(%x), eRFPowerState(%x)\n",
pMgntInfo->RFChangeInProgress, pHalData->eRFPowerState));
pDM_SWAT_Table->SWAS_NoLink_State = 0;
return FALSE;
}
else
{
PlatformReleaseSpinLock(Adapter, RT_RF_STATE_SPINLOCK);
}
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD,("pDM_SWAT_Table->SWAS_NoLink_State = %d\n", pDM_SWAT_Table->SWAS_NoLink_State));
//1 Run AntDiv mechanism "Before Link" part.
if(pDM_SWAT_Table->SWAS_NoLink_State == 0)
{
//1 Prepare to do Scan again to check current antenna state.
// Set check state to next step.
pDM_SWAT_Table->SWAS_NoLink_State = 1;
// Copy Current Scan list.
pMgntInfo->tmpNumBssDesc = pMgntInfo->NumBssDesc;
PlatformMoveMemory((PVOID)Adapter->MgntInfo.tmpbssDesc, (PVOID)pMgntInfo->bssDesc, sizeof(RT_WLAN_BSS)*MAX_BSS_DESC);
// Go back to scan function again.
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("ODM_SwAntDivCheckBeforeLink: Scan one more time\n"));
pMgntInfo->ScanStep=0;
pMgntInfo->bScanAntDetect = TRUE;
ScanChannel = odm_SwAntDivSelectScanChnl(Adapter);
if(pDM_Odm->SupportICType & (ODM_RTL8188E|ODM_RTL8821))
{
if(pDM_FatTable->RxIdleAnt == MAIN_ANT)
ODM_UpdateRxIdleAnt(pDM_Odm, AUX_ANT);
else
ODM_UpdateRxIdleAnt(pDM_Odm, MAIN_ANT);
if(ScanChannel == 0)
{
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD,
("ODM_SwAntDivCheckBeforeLink(): No AP List Avaiable, Using Ant(%s)\n", (pDM_FatTable->RxIdleAnt==MAIN_ANT)?"AUX_ANT":"MAIN_ANT"));
if(IS_5G_WIRELESS_MODE(pMgntInfo->dot11CurrentWirelessMode))
{
pDM_SWAT_Table->Ant5G = pDM_FatTable->RxIdleAnt;
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("pDM_SWAT_Table->Ant5G=%s\n", (pDM_FatTable->RxIdleAnt==MAIN_ANT)?"MAIN_ANT":"AUX_ANT"));
}
else
{
pDM_SWAT_Table->Ant2G = pDM_FatTable->RxIdleAnt;
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("pDM_SWAT_Table->Ant2G=%s\n", (pDM_FatTable->RxIdleAnt==MAIN_ANT)?"MAIN_ANT":"AUX_ANT"));
}
return FALSE;
}
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD,
("ODM_SwAntDivCheckBeforeLink: Change to %s for testing.\n", ((pDM_FatTable->RxIdleAnt == MAIN_ANT)?"MAIN_ANT":"AUX_ANT")));
}
else if(pDM_Odm->SupportICType & (ODM_RTL8192C|ODM_RTL8723B))
{
if(pDM_Odm->SupportICType == ODM_RTL8192C)
{
// Switch Antenna to another one.
pDM_SWAT_Table->PreAntenna = pDM_SWAT_Table->CurAntenna;
pDM_SWAT_Table->CurAntenna = (pDM_SWAT_Table->CurAntenna==MAIN_ANT)?AUX_ANT:MAIN_ANT;
pDM_SWAT_Table->SWAS_NoLink_BK_Reg860 = ((pDM_SWAT_Table->SWAS_NoLink_BK_Reg860 & 0xfffffcff) | (pDM_SWAT_Table->CurAntenna<<8));
ODM_SetBBReg(pDM_Odm, rFPGA0_XA_RFInterfaceOE, bMaskDWord, pDM_SWAT_Table->SWAS_NoLink_BK_Reg860);
}
else if(pDM_Odm->SupportICType == ODM_RTL8723B)
{
// Switch Antenna to another one.
tmp_SWAS_NoLink_BK_Reg948 = ODM_Read4Byte(pDM_Odm, rS0S1_PathSwitch );
if( (pDM_SWAT_Table->CurAntenna = MAIN_ANT) && (tmp_SWAS_NoLink_BK_Reg948==0x200))
{
ODM_SetBBReg(pDM_Odm, rS0S1_PathSwitch, 0xfff, 0x280);
ODM_SetBBReg(pDM_Odm, rAGC_table_select, BIT31, 0x1);
pDM_SWAT_Table->CurAntenna = AUX_ANT;
}
else
{
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD,("Reg[948]= (( %x )) was in wrong state\n", tmp_SWAS_NoLink_BK_Reg948 ));
return FALSE;
}
ODM_StallExecution(10);
}
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("ODM_SwAntDivCheckBeforeLink: Change to (( %s-ant)) for testing.\n", (pDM_SWAT_Table->CurAntenna==MAIN_ANT)?"MAIN":"AUX"));
}
odm_SwAntDivConstructScanChnl(Adapter, ScanChannel);
PlatformSetTimer(Adapter, &pMgntInfo->ScanTimer, 5);
return TRUE;
}
else //pDM_SWAT_Table->SWAS_NoLink_State == 1
{
//1 ScanComple() is called after antenna swiched.
//1 Check scan result and determine which antenna is going
//1 to be used.
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD,(" tmpNumBssDesc= (( %d )) \n",pMgntInfo->tmpNumBssDesc));// debug for Dino
for(index = 0; index < pMgntInfo->tmpNumBssDesc; index++)
{
pTmpBssDesc = &(pMgntInfo->tmpbssDesc[index]); // Antenna 1
pTestBssDesc = &(pMgntInfo->bssDesc[index]); // Antenna 2
if(PlatformCompareMemory(pTestBssDesc->bdBssIdBuf, pTmpBssDesc->bdBssIdBuf, 6)!=0)
{
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("ODM_SwAntDivCheckBeforeLink(): ERROR!! This shall not happen.\n"));
continue;
}
if(pDM_Odm->SupportICType != ODM_RTL8723B)
{
if(pTmpBssDesc->ChannelNumber == ScanChannel)
{
if(pTmpBssDesc->RecvSignalPower > pTestBssDesc->RecvSignalPower)
{
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("ODM_SwAntDivCheckBeforeLink: Compare scan entry: Score++\n"));
RT_PRINT_STR(COMP_SCAN, DBG_WARNING, "GetScanInfo(): new Bss SSID:", pTmpBssDesc->bdSsIdBuf, pTmpBssDesc->bdSsIdLen);
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("at ch %d, Original: %d, Test: %d\n\n", pTmpBssDesc->ChannelNumber, pTmpBssDesc->RecvSignalPower, pTestBssDesc->RecvSignalPower));
Score++;
PlatformMoveMemory(pTestBssDesc, pTmpBssDesc, sizeof(RT_WLAN_BSS));
}
else if(pTmpBssDesc->RecvSignalPower < pTestBssDesc->RecvSignalPower)
{
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("ODM_SwAntDivCheckBeforeLink: Compare scan entry: Score--\n"));
RT_PRINT_STR(COMP_SCAN, DBG_WARNING, "GetScanInfo(): new Bss SSID:", pTmpBssDesc->bdSsIdBuf, pTmpBssDesc->bdSsIdLen);
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("at ch %d, Original: %d, Test: %d\n\n", pTmpBssDesc->ChannelNumber, pTmpBssDesc->RecvSignalPower, pTestBssDesc->RecvSignalPower));
Score--;
}
else
{
if(pTestBssDesc->bdTstamp - pTmpBssDesc->bdTstamp < 5000)
{
RT_PRINT_STR(COMP_SCAN, DBG_WARNING, "GetScanInfo(): new Bss SSID:", pTmpBssDesc->bdSsIdBuf, pTmpBssDesc->bdSsIdLen);
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("at ch %d, Original: %d, Test: %d\n", pTmpBssDesc->ChannelNumber, pTmpBssDesc->RecvSignalPower, pTestBssDesc->RecvSignalPower));
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD,("The 2nd Antenna didn't get this AP\n\n"));
}
}
}
}
else // 8723B
{
if(pTmpBssDesc->ChannelNumber == ScanChannel)
{
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD,("ChannelNumber == ScanChannel -> (( %d )) \n", pTmpBssDesc->ChannelNumber ));
if(pTmpBssDesc->RecvSignalPower > pTestBssDesc->RecvSignalPower) // Pow(Ant1) > Pow(Ant2)
{
counter++;
tmp_power_diff=(u1Byte)(pTmpBssDesc->RecvSignalPower - pTestBssDesc->RecvSignalPower);
power_diff = power_diff + tmp_power_diff;
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("Original: %d, Test: %d\n", pTmpBssDesc->RecvSignalPower, pTestBssDesc->RecvSignalPower));
ODM_PRINT_ADDR(pDM_Odm,ODM_COMP_ANT_DIV, DBG_LOUD, ("SSID:"), pTmpBssDesc->bdSsIdBuf);
ODM_PRINT_ADDR(pDM_Odm,ODM_COMP_ANT_DIV, DBG_LOUD, ("BSSID:"), pTmpBssDesc->bdBssIdBuf);
//ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("tmp_power_diff: (( %d)),max_power_diff: (( %d)),min_power_diff: (( %d)) \n", tmp_power_diff,max_power_diff,min_power_diff));
if(tmp_power_diff > max_power_diff)
max_power_diff=tmp_power_diff;
if(tmp_power_diff < min_power_diff)
min_power_diff=tmp_power_diff;
//ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("max_power_diff: (( %d)),min_power_diff: (( %d)) \n",max_power_diff,min_power_diff));
PlatformMoveMemory(pTestBssDesc, pTmpBssDesc, sizeof(RT_WLAN_BSS));
}
else if(pTestBssDesc->RecvSignalPower > pTmpBssDesc->RecvSignalPower) // Pow(Ant1) < Pow(Ant2)
{
counter++;
tmp_power_diff=(u1Byte)(pTestBssDesc->RecvSignalPower - pTmpBssDesc->RecvSignalPower);
power_diff = power_diff + tmp_power_diff;
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("Original: %d, Test: %d\n", pTmpBssDesc->RecvSignalPower, pTestBssDesc->RecvSignalPower));
ODM_PRINT_ADDR(pDM_Odm,ODM_COMP_ANT_DIV, DBG_LOUD, ("SSID:"), pTmpBssDesc->bdSsIdBuf);
ODM_PRINT_ADDR(pDM_Odm,ODM_COMP_ANT_DIV, DBG_LOUD, ("BSSID:"), pTmpBssDesc->bdBssIdBuf);
if(tmp_power_diff > max_power_diff)
max_power_diff=tmp_power_diff;
if(tmp_power_diff < min_power_diff)
min_power_diff=tmp_power_diff;
}
else // Pow(Ant1) = Pow(Ant2)
{
if(pTestBssDesc->bdTstamp > pTmpBssDesc->bdTstamp) // Stamp(Ant1) < Stamp(Ant2)
{
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("time_diff: %lld\n", (pTestBssDesc->bdTstamp-pTmpBssDesc->bdTstamp)/1000));
if(pTestBssDesc->bdTstamp - pTmpBssDesc->bdTstamp > 5000)
{
counter++;
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("Original: %d, Test: %d\n", pTmpBssDesc->RecvSignalPower, pTestBssDesc->RecvSignalPower));
ODM_PRINT_ADDR(pDM_Odm,ODM_COMP_ANT_DIV, DBG_LOUD, ("SSID:"), pTmpBssDesc->bdSsIdBuf);
ODM_PRINT_ADDR(pDM_Odm,ODM_COMP_ANT_DIV, DBG_LOUD, ("BSSID:"), pTmpBssDesc->bdBssIdBuf);
min_power_diff = 0;
}
}
else
{
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("[Error !!!]: Time_diff: %lld\n", (pTestBssDesc->bdTstamp-pTmpBssDesc->bdTstamp)/1000));
}
}
}
}
}
if(pDM_Odm->SupportICType & (ODM_RTL8188E|ODM_RTL8821))
{
if(pMgntInfo->NumBssDesc!=0 && Score<0)
{
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD,
("ODM_SwAntDivCheckBeforeLink(): Using Ant(%s)\n", (pDM_FatTable->RxIdleAnt==MAIN_ANT)?"MAIN_ANT":"AUX_ANT"));
}
else
{
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD,
("ODM_SwAntDivCheckBeforeLink(): Remain Ant(%s)\n", (pDM_FatTable->RxIdleAnt==MAIN_ANT)?"AUX_ANT":"MAIN_ANT"));
if(pDM_FatTable->RxIdleAnt == MAIN_ANT)
ODM_UpdateRxIdleAnt(pDM_Odm, AUX_ANT);
else
ODM_UpdateRxIdleAnt(pDM_Odm, MAIN_ANT);
}
if(IS_5G_WIRELESS_MODE(pMgntInfo->dot11CurrentWirelessMode))
{
pDM_SWAT_Table->Ant5G = pDM_FatTable->RxIdleAnt;
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("pDM_SWAT_Table->Ant5G=%s\n", (pDM_FatTable->RxIdleAnt==MAIN_ANT)?"MAIN_ANT":"AUX_ANT"));
}
else
{
pDM_SWAT_Table->Ant2G = pDM_FatTable->RxIdleAnt;
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("pDM_SWAT_Table->Ant2G=%s\n", (pDM_FatTable->RxIdleAnt==MAIN_ANT)?"MAIN_ANT":"AUX_ANT"));
}
}
else if(pDM_Odm->SupportICType == ODM_RTL8723B)
{
if(counter == 0)
{
if(pDM_Odm->DM_SWAT_Table.Pre_Aux_FailDetec == FALSE)
{
pDM_Odm->DM_SWAT_Table.Pre_Aux_FailDetec = TRUE;
pDM_Odm->DM_SWAT_Table.RSSI_AntDect_bResult=FALSE;
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("Counter=(( 0 )) , [[ Cannot find any AP with Aux-ant ]] -> Scan Target-channel again \n"));
//3 [ Scan again ]
odm_SwAntDivConstructScanChnl(Adapter, ScanChannel);
PlatformSetTimer(Adapter, &pMgntInfo->ScanTimer, 5);
return TRUE;
}
else// Pre_Aux_FailDetec == TRUE
{
//2 [ Single Antenna ]
pDM_Odm->DM_SWAT_Table.Pre_Aux_FailDetec = FALSE;
pDM_Odm->DM_SWAT_Table.RSSI_AntDect_bResult=TRUE;
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("Counter=(( 0 )) , [[ Still cannot find any AP ]] \n"));
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("ODM_SwAntDivCheckBeforeLink(): Single antenna\n"));
}
pDM_Odm->DM_SWAT_Table.Aux_FailDetec_Counter++;
}
else
{
pDM_Odm->DM_SWAT_Table.Pre_Aux_FailDetec = FALSE;
if(counter==3)
{
avg_power_diff = ((power_diff-max_power_diff - min_power_diff)>>1)+ ((max_power_diff + min_power_diff)>>2);
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("counter: (( %d )) , power_diff: (( %d )) \n", counter, power_diff));
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("[ counter==3 ] Modified avg_power_diff: (( %d )) , max_power_diff: (( %d )) , min_power_diff: (( %d )) \n", avg_power_diff,max_power_diff, min_power_diff));
}
else if(counter>=4)
{
avg_power_diff=(power_diff-max_power_diff - min_power_diff) / (counter - 2);
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("counter: (( %d )) , power_diff: (( %d )) \n", counter, power_diff));
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("[ counter>=4 ] Modified avg_power_diff: (( %d )) , max_power_diff: (( %d )) , min_power_diff: (( %d )) \n", avg_power_diff,max_power_diff, min_power_diff));
}
else//counter==1,2
{
avg_power_diff=power_diff/counter;
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("avg_power_diff: (( %d )) , counter: (( %d )) , power_diff: (( %d )) \n", avg_power_diff,counter, power_diff));
}
//2 [ Retry ]
if( (avg_power_diff >=power_target_L) && (avg_power_diff <=power_target_H) )
{
pDM_Odm->DM_SWAT_Table.Retry_Counter++;
if(pDM_Odm->DM_SWAT_Table.Retry_Counter<=3)
{
pDM_Odm->DM_SWAT_Table.RSSI_AntDect_bResult=FALSE;
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("[[ Low confidence result ]] avg_power_diff= (( %d )) -> Scan Target-channel again ]] \n", avg_power_diff));
//3 [ Scan again ]
odm_SwAntDivConstructScanChnl(Adapter, ScanChannel);
PlatformSetTimer(Adapter, &pMgntInfo->ScanTimer, 5);
return TRUE;
}
else
{
pDM_Odm->DM_SWAT_Table.RSSI_AntDect_bResult=TRUE;
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("[[ Still Low confidence result ]] (( Retry_Counter > 3 )) \n"));
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("ODM_SwAntDivCheckBeforeLink(): Single antenna\n"));
}
}
//2 [ Dual Antenna ]
else if( (pMgntInfo->NumBssDesc != 0) && (avg_power_diff < power_target_L) )
{
pDM_Odm->DM_SWAT_Table.RSSI_AntDect_bResult=TRUE;
if(pDM_Odm->DM_SWAT_Table.ANTB_ON == FALSE)
{
pDM_Odm->DM_SWAT_Table.ANTA_ON = TRUE;
pDM_Odm->DM_SWAT_Table.ANTB_ON = TRUE;
}
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD,("ODM_SwAntDivCheckBeforeLink(): Dual antenna\n"));
pDM_Odm->DM_SWAT_Table.Dual_Ant_Counter++;
// set bt coexDM from 1ant coexDM to 2ant coexDM
BT_SetBtCoexAntNum(Adapter, BT_COEX_ANT_TYPE_DETECTED, 2);
//3 [ Init antenna diversity ]
pDM_Odm->SupportAbility |= ODM_BB_ANT_DIV;
ODM_AntDivInit(pDM_Odm);
}
//2 [ Single Antenna ]
else if(avg_power_diff > power_target_H)
{
pDM_Odm->DM_SWAT_Table.RSSI_AntDect_bResult=TRUE;
if(pDM_Odm->DM_SWAT_Table.ANTB_ON == TRUE)
{
pDM_Odm->DM_SWAT_Table.ANTA_ON = TRUE;
pDM_Odm->DM_SWAT_Table.ANTB_ON = FALSE;
//BT_SetBtCoexAntNum(Adapter, BT_COEX_ANT_TYPE_DETECTED, 1);
}
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("ODM_SwAntDivCheckBeforeLink(): Single antenna\n"));
pDM_Odm->DM_SWAT_Table.Single_Ant_Counter++;
}
}
//ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD, ("bResult=(( %d ))\n",pDM_Odm->DM_SWAT_Table.RSSI_AntDect_bResult));
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD,("Dual_Ant_Counter = (( %d )), Single_Ant_Counter = (( %d )) , Retry_Counter = (( %d )) , Aux_FailDetec_Counter = (( %d ))\n\n\n",
pDM_Odm->DM_SWAT_Table.Dual_Ant_Counter,pDM_Odm->DM_SWAT_Table.Single_Ant_Counter,pDM_Odm->DM_SWAT_Table.Retry_Counter,pDM_Odm->DM_SWAT_Table.Aux_FailDetec_Counter));
//2 recover the antenna setting
if(pDM_Odm->DM_SWAT_Table.ANTB_ON == FALSE)
ODM_SetBBReg(pDM_Odm, rS0S1_PathSwitch, 0xfff, (pDM_SWAT_Table->SWAS_NoLink_BK_Reg948));
ODM_RT_TRACE(pDM_Odm,ODM_COMP_ANT_DIV, ODM_DBG_LOUD,("bResult=(( %d )), Recover Reg[948]= (( %x )) \n\n",pDM_Odm->DM_SWAT_Table.RSSI_AntDect_bResult, pDM_SWAT_Table->SWAS_NoLink_BK_Reg948 ));
}
