rtl8723cs/hal/phydm/phydm_dynamicbbpowersaving.c

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2017-01-30 21:28:09 +01:00
/******************************************************************************
*
* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
*
*
******************************************************************************/
//============================================================
// include files
//============================================================
#include "mp_precomp.h"
#include "phydm_precomp.h"
VOID
odm_DynamicBBPowerSavingInit(
IN PVOID pDM_VOID
)
{
PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
pPS_T pDM_PSTable = &pDM_Odm->DM_PSTable;
pDM_PSTable->PreCCAState = CCA_MAX;
pDM_PSTable->CurCCAState = CCA_MAX;
pDM_PSTable->PreRFState = RF_MAX;
pDM_PSTable->CurRFState = RF_MAX;
pDM_PSTable->Rssi_val_min = 0;
pDM_PSTable->initialize = 0;
}
VOID
odm_DynamicBBPowerSaving(
IN PVOID pDM_VOID
)
{
PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
#if (DM_ODM_SUPPORT_TYPE & (ODM_WIN|ODM_CE))
if (pDM_Odm->SupportICType != ODM_RTL8723A)
return;
if(!(pDM_Odm->SupportAbility & ODM_BB_PWR_SAVE))
return;
if(!(pDM_Odm->SupportPlatform & (ODM_WIN|ODM_CE)))
return;
//1 2.Power Saving for 92C
if((pDM_Odm->SupportICType == ODM_RTL8192C) &&(pDM_Odm->RFType == ODM_2T2R))
{
odm_1R_CCA(pDM_Odm);
}
// 20100628 Joseph: Turn off BB power save for 88CE because it makesthroughput unstable.
// 20100831 Joseph: Turn ON BB power save again after modifying AGC delay from 900ns ot 600ns.
//1 3.Power Saving for 88C
else
{
ODM_RF_Saving(pDM_Odm, FALSE);
}
#endif // #if (DM_ODM_SUPPORT_TYPE == ODM_WIN)
}
VOID
odm_1R_CCA(
IN PVOID pDM_VOID
)
{
PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
pPS_T pDM_PSTable = &pDM_Odm->DM_PSTable;
if(pDM_Odm->RSSI_Min!= 0xFF)
{
if(pDM_PSTable->PreCCAState == CCA_2R)
{
if(pDM_Odm->RSSI_Min >= 35)
pDM_PSTable->CurCCAState = CCA_1R;
else
pDM_PSTable->CurCCAState = CCA_2R;
}
else{
if(pDM_Odm->RSSI_Min <= 30)
pDM_PSTable->CurCCAState = CCA_2R;
else
pDM_PSTable->CurCCAState = CCA_1R;
}
}
else{
pDM_PSTable->CurCCAState=CCA_MAX;
}
if(pDM_PSTable->PreCCAState != pDM_PSTable->CurCCAState)
{
if(pDM_PSTable->CurCCAState == CCA_1R)
{
if( pDM_Odm->RFType ==ODM_2T2R )
{
ODM_SetBBReg(pDM_Odm, 0xc04 , bMaskByte0, 0x13);
//PHY_SetBBReg(pAdapter, 0xe70, bMaskByte3, 0x20);
}
else
{
ODM_SetBBReg(pDM_Odm, 0xc04 , bMaskByte0, 0x23);
//PHY_SetBBReg(pAdapter, 0xe70, 0x7fc00000, 0x10c); // Set RegE70[30:22] = 9b'100001100
}
}
else
{
ODM_SetBBReg(pDM_Odm, 0xc04 , bMaskByte0, 0x33);
//PHY_SetBBReg(pAdapter,0xe70, bMaskByte3, 0x63);
}
pDM_PSTable->PreCCAState = pDM_PSTable->CurCCAState;
}
}
void
ODM_RF_Saving(
IN PVOID pDM_VOID,
IN u1Byte bForceInNormal
)
{
PDM_ODM_T pDM_Odm = (PDM_ODM_T)pDM_VOID;
#if (DM_ODM_SUPPORT_TYPE != ODM_AP)
pPS_T pDM_PSTable = &pDM_Odm->DM_PSTable;
u1Byte Rssi_Up_bound = 30 ;
u1Byte Rssi_Low_bound = 25;
#if (DM_ODM_SUPPORT_TYPE == ODM_CE)
if(pDM_Odm->PatchID == 40 ) //RT_CID_819x_FUNAI_TV
{
Rssi_Up_bound = 50 ;
Rssi_Low_bound = 45;
}
#endif
if(pDM_PSTable->initialize == 0){
pDM_PSTable->Reg874 = (ODM_GetBBReg(pDM_Odm, 0x874, bMaskDWord)&0x1CC000)>>14;
pDM_PSTable->RegC70 = (ODM_GetBBReg(pDM_Odm, 0xc70, bMaskDWord)&BIT3)>>3;
pDM_PSTable->Reg85C = (ODM_GetBBReg(pDM_Odm, 0x85c, bMaskDWord)&0xFF000000)>>24;
pDM_PSTable->RegA74 = (ODM_GetBBReg(pDM_Odm, 0xa74, bMaskDWord)&0xF000)>>12;
//Reg818 = PHY_QueryBBReg(pAdapter, 0x818, bMaskDWord);
pDM_PSTable->initialize = 1;
}
if(!bForceInNormal)
{
if(pDM_Odm->RSSI_Min != 0xFF)
{
if(pDM_PSTable->PreRFState == RF_Normal)
{
if(pDM_Odm->RSSI_Min >= Rssi_Up_bound)
pDM_PSTable->CurRFState = RF_Save;
else
pDM_PSTable->CurRFState = RF_Normal;
}
else{
if(pDM_Odm->RSSI_Min <= Rssi_Low_bound)
pDM_PSTable->CurRFState = RF_Normal;
else
pDM_PSTable->CurRFState = RF_Save;
}
}
else
pDM_PSTable->CurRFState=RF_MAX;
}
else
{
pDM_PSTable->CurRFState = RF_Normal;
}
if(pDM_PSTable->PreRFState != pDM_PSTable->CurRFState)
{
if(pDM_PSTable->CurRFState == RF_Save)
{
// <tynli_note> 8723 RSSI report will be wrong. Set 0x874[5]=1 when enter BB power saving mode.
// Suggested by SD3 Yu-Nan. 2011.01.20.
if(pDM_Odm->SupportICType == ODM_RTL8723A)
{
ODM_SetBBReg(pDM_Odm, 0x874 , BIT5, 0x1); //Reg874[5]=1b'1
}
ODM_SetBBReg(pDM_Odm, 0x874 , 0x1C0000, 0x2); //Reg874[20:18]=3'b010
ODM_SetBBReg(pDM_Odm, 0xc70, BIT3, 0); //RegC70[3]=1'b0
ODM_SetBBReg(pDM_Odm, 0x85c, 0xFF000000, 0x63); //Reg85C[31:24]=0x63
ODM_SetBBReg(pDM_Odm, 0x874, 0xC000, 0x2); //Reg874[15:14]=2'b10
ODM_SetBBReg(pDM_Odm, 0xa74, 0xF000, 0x3); //RegA75[7:4]=0x3
ODM_SetBBReg(pDM_Odm, 0x818, BIT28, 0x0); //Reg818[28]=1'b0
ODM_SetBBReg(pDM_Odm, 0x818, BIT28, 0x1); //Reg818[28]=1'b1
}
else
{
ODM_SetBBReg(pDM_Odm, 0x874 , 0x1CC000, pDM_PSTable->Reg874);
ODM_SetBBReg(pDM_Odm, 0xc70, BIT3, pDM_PSTable->RegC70);
ODM_SetBBReg(pDM_Odm, 0x85c, 0xFF000000, pDM_PSTable->Reg85C);
ODM_SetBBReg(pDM_Odm, 0xa74, 0xF000, pDM_PSTable->RegA74);
ODM_SetBBReg(pDM_Odm,0x818, BIT28, 0x0);
if(pDM_Odm->SupportICType == ODM_RTL8723A)
{
ODM_SetBBReg(pDM_Odm,0x874 , BIT5, 0x0); //Reg874[5]=1b'0
}
}
pDM_PSTable->PreRFState =pDM_PSTable->CurRFState;
}
#endif
}