static int TotalTxPkt = 0;
static int TotalTxPktRetry = 0;
static int TxPktPerAnt[3] = {0,0,0};
-static int RXRSSIANT[3] ={-70,-70,-70};
static int TxPktRetryPerAnt[3] = {0,0,0};
//static int TxDominateFlag=false;
static u8 old_antenna[4]={1 ,0 ,1 ,0};
{-920, 11}, // 5.5M
{-950, 4}, // 2M
};
-static u8 untogglecount;
static u8 last_rate_ant; //this is used for antenna backoff-hh
u8 boSparseTxTraffic = false;
void MTO_Init(MTO_FUNC_INPUT);
-void AntennaToggleInitiator(MTO_FUNC_INPUT);
-void AntennaToggleState(MTO_FUNC_INPUT);
-void TxPwrControl(MTO_FUNC_INPUT);
void GetFreshAntennaData(MTO_FUNC_INPUT);
void TxRateReductionCtrl(MTO_FUNC_INPUT);
/** 1.1.31.1000 Turbo modify */
u8 GetMaxRateLevelFromRSSI(void);
u8 MTO_GetTxFallbackRate(MTO_FUNC_INPUT);
int Divide(int a, int b);
-void multiagc(MTO_FUNC_INPUT, u8 high_gain_mode);
//===========================================================================
// MTO_Init --
TotalTxPktRetry = 0;
}
-void OutputDebugInfo(int index1, int index2)
-{
- #ifdef _PE_DTO_DUMP_
- WBDEBUG(("[HHDTO]:Total Rx (%d)\t\t(%d) \n ", DTO_Rx_Info[0][index1], DTO_Rx_Info[0][index2]));
- WBDEBUG(("[HHDTO]:RECEIVE RSSI: (%d)\t\t(%d) \n ", RXRSSIANT[index1], RXRSSIANT[index2]));
- WBDEBUG(("[HHDTO]:TX packet correct rate: (%d)%%\t\t(%d)%% \n ",Divide(TxPktPerAnt[index1]*100,TxPktRetryPerAnt[index1]), Divide(TxPktPerAnt[index2]*100,TxPktRetryPerAnt[index2])));
- #endif
- {
- int tmp1, tmp2;
- #ifdef _PE_DTO_DUMP_
- WBDEBUG(("[HHDTO]:Total Tx (%d)\t\t(%d) \n ", TxPktPerAnt[index1], TxPktPerAnt[index2]));
- WBDEBUG(("[HHDTO]:Total Tx retry (%d)\t\t(%d) \n ", TxPktRetryPerAnt[index1], TxPktRetryPerAnt[index2]));
- #endif
- tmp1 = TxPktPerAnt[index1] + DTO_Rx_Info[0][index1];
- tmp2 = TxPktPerAnt[index2] + DTO_Rx_Info[0][index2];
- #ifdef _PE_DTO_DUMP_
- WBDEBUG(("[HHDTO]:Total Tx+RX (%d)\t\t(%d) \n ", tmp1, tmp2));
- #endif
- }
-}
-
unsigned char TxDominate(int index)
{
int tmp;
int WB_PCR[2]; //packet correct rate
-void AntennaToggleState(MTO_FUNC_INPUT)
-{
- int decideantflag = 0;
- u8 x;
- s32 rssi;
-
- if(MTO_ANT_DIVERSITY_ENABLE() != 1)
- return;
- x = hal_get_antenna_number(MTO_HAL());
- switch(MTO_TOGGLE_STATE())
- {
-
- //Missing.....
- case TOGGLE_STATE_IDLE:
- case TOGGLE_STATE_BKOFF:
- break;;
-
- case TOGGLE_STATE_WAIT0://========
- GetDTO_RxInfo(x, MTO_FUNC_INPUT_DATA);
- sme_get_rssi(MTO_FUNC_INPUT_DATA, &rssi);
- RXRSSIANT[x] = rssi;
- #ifdef _PE_DTO_DUMP_
- WBDEBUG(("[HHDTO] **wait0==== Collecting Ant%d--rssi=%d\n", x,RXRSSIANT[x]));
- #endif
-
- //change antenna and reset the data at changed antenna
- x = (~x) & 0x01;
- MTO_ANT_SEL() = x;
- hal_set_antenna_number(MTO_HAL(), MTO_ANT_SEL());
- LOCAL_ANTENNA_NO() = x;
-
- MTO_TOGGLE_STATE() = TOGGLE_STATE_WAIT1;//go to wait1
- ResetDTO_RxInfo(x, MTO_FUNC_INPUT_DATA);
- break;
- case TOGGLE_STATE_WAIT1://=====wait1
- //MTO_CNT_ANT(x) = hal_get_bss_pk_cnt(MTO_HAL());
- //RXRSSIANT[x] = hal_get_rssi(MTO_HAL());
- sme_get_rssi(MTO_FUNC_INPUT_DATA, &rssi);
- RXRSSIANT[x] = rssi;
- GetDTO_RxInfo(x, MTO_FUNC_INPUT_DATA);
- #ifdef _PE_DTO_DUMP_
- WBDEBUG(("[HHDTO] **wait1==== Collecting Ant%d--rssi=%d\n", x,RXRSSIANT[x]));
- #endif
- MTO_TOGGLE_STATE() = TOGGLE_STATE_MAKEDESISION;
- break;
- case TOGGLE_STATE_MAKEDESISION:
- #ifdef _PE_DTO_DUMP_
- WBDEBUG(("[HHDTO]:Ant--0-----------------1---\n"));
- OutputDebugInfo(ANT0,ANT1);
- #endif
- //PDEBUG(("[HHDTO] **decision====\n "));
-
- //=====following is the decision produrce
- //
- // first: compare the rssi if difference >10
- // select the larger one
- // ,others go to second
- // second: comapre the tx+rx packet count if difference >100
- // use larger total packets antenna
- // third::compare the tx PER if packets>20
- // if difference >5% using the bigger one
- //
- // fourth:compare the RX PER if packets>20
- // if PER difference <5%
- // using old antenna
- //
- //
- if (abs(RXRSSIANT[ANT0]-RXRSSIANT[ANT1]) > MTOPARA_RSSI_TH_FOR_ANTDIV())//====rssi_th
- {
- if (RXRSSIANT[ANT0]>RXRSSIANT[ANT1])
- {
- decideantflag=1;
- MTO_ANT_MAC() = ANT0;
- }
- else
- {
- decideantflag=1;
- MTO_ANT_MAC() = ANT1;
- }
- #ifdef _PE_DTO_DUMP_
- WBDEBUG(("Select antenna by RSSI\n"));
- #endif
- }
- else if (abs(TxPktPerAnt[ANT0] + DTO_Rx_Info[0][ANT0]-TxPktPerAnt[ANT1]-DTO_Rx_Info[0][ANT1])<50)//=====total packet_th
- {
- #ifdef _PE_DTO_DUMP_
- WBDEBUG(("Total tx/rx is close\n"));
- #endif
- if (TxDominate(ANT0) && TxDominate(ANT1))
- {
- if ((TxPktPerAnt[ANT0]>10) && (TxPktPerAnt[ANT1]>10))//====tx packet_th
- {
- WB_PCR[ANT0]=Divide(TxPktPerAnt[ANT0]*100,TxPktRetryPerAnt[ANT0]);
- WB_PCR[ANT1]=Divide(TxPktPerAnt[ANT1]*100,TxPktRetryPerAnt[ANT1]);
- if (abs(WB_PCR[ANT0]-WB_PCR[ANT1])>5)// tx PER_th
- {
- #ifdef _PE_DTO_DUMP_
- WBDEBUG(("Decide by Tx correct rate\n"));
- #endif
- if (WB_PCR[ANT0]>WB_PCR[ANT1])
- {
- decideantflag=1;
- MTO_ANT_MAC() = ANT0;
- }
- else
- {
- decideantflag=1;
- MTO_ANT_MAC() = ANT1;
- }
- }
- else
- {
- decideantflag=0;
- untogglecount++;
- MTO_ANT_MAC() = old_antenna[0];
- }
- }
- else
- {
- decideantflag=0;
- MTO_ANT_MAC() = old_antenna[0];
- }
- }
- else if ((DTO_Rx_Info[0][ANT0]>10)&&(DTO_Rx_Info[0][ANT1]>10))//rx packet th
- {
- #ifdef _PE_DTO_DUMP_
- WBDEBUG(("Decide by Rx\n"));
- #endif
- if (abs(DTO_Rx_Info[0][ANT0] - DTO_Rx_Info[0][ANT1])>50)
- {
- if (DTO_Rx_Info[0][ANT0] > DTO_Rx_Info[0][ANT1])
- {
- decideantflag=1;
- MTO_ANT_MAC() = ANT0;
- }
- else
- {
- decideantflag=1;
- MTO_ANT_MAC() = ANT1;
- }
- }
- else
- {
- decideantflag=0;
- untogglecount++;
- MTO_ANT_MAC() = old_antenna[0];
- }
- }
- else
- {
- decideantflag=0;
- MTO_ANT_MAC() = old_antenna[0];
- }
- }
- else if ((TxPktPerAnt[ANT0]+DTO_Rx_Info[0][ANT0])>(TxPktPerAnt[ANT1]+DTO_Rx_Info[0][ANT1]))//use more packekts
- {
- #ifdef _PE_DTO_DUMP_
- WBDEBUG(("decide by total tx/rx : ANT 0\n"));
- #endif
-
- decideantflag=1;
- MTO_ANT_MAC() = ANT0;
- }
- else
- {
- #ifdef _PE_DTO_DUMP_
- WBDEBUG(("decide by total tx/rx : ANT 1\n"));
- #endif
- decideantflag=1;
- MTO_ANT_MAC() = ANT1;
-
- }
- //this is force ant toggle
- if (decideantflag==1)
- untogglecount=0;
-
- untogglecount=untogglecount%4;
- if (untogglecount==3) //change antenna
- MTO_ANT_MAC() = ((~old_antenna[0]) & 0x1);
- #ifdef _PE_DTO_DUMP_
- WBDEBUG(("[HHDTO]:==================untoggle-count=%d",untogglecount));
- #endif
-
-
-
-
- //PDEBUG(("[HHDTO] **********************************DTO ENABLE=%d",MTO_ANT_DIVERSITY_ENABLE()));
- if(MTO_ANT_DIVERSITY_ENABLE() == 1)
- {
- MTO_ANT_SEL() = MTO_ANT_MAC();
- hal_set_antenna_number(MTO_HAL(), MTO_ANT_SEL());
- LOCAL_ANTENNA_NO() = MTO_ANT_SEL();
- #ifdef _PE_DTO_DUMP_
- WBDEBUG(("[HHDTO] ==decision==*******antflag=%d******************selected antenna=%d\n",decideantflag,MTO_ANT_SEL()));
- #endif
- }
- if (decideantflag)
- {
- old_antenna[3]=old_antenna[2];//store antenna info
- old_antenna[2]=old_antenna[1];
- old_antenna[1]=old_antenna[0];
- old_antenna[0]= MTO_ANT_MAC();
- }
- #ifdef _PE_DTO_DUMP_
- WBDEBUG(("[HHDTO]:**old antenna=[%d][%d][%d][%d]\n",old_antenna[0],old_antenna[1],old_antenna[2],old_antenna[3]));
- #endif
- if (old_antenna[0]!=old_antenna[1])
- AntennaToggleBkoffTimer=0;
- else if (old_antenna[1]!=old_antenna[2])
- AntennaToggleBkoffTimer=1;
- else if (old_antenna[2]!=old_antenna[3])
- AntennaToggleBkoffTimer=2;
- else
- AntennaToggleBkoffTimer=4;
-
- #ifdef _PE_DTO_DUMP_
- WBDEBUG(("[HHDTO]:**back off timer=%d",AntennaToggleBkoffTimer));
- #endif
-
- ResetDTO_RxInfo(MTO_ANT_MAC(), MTO_FUNC_INPUT_DATA);
- if (AntennaToggleBkoffTimer==0 && decideantflag)
- MTO_TOGGLE_STATE() = TOGGLE_STATE_WAIT0;
- else
- MTO_TOGGLE_STATE() = TOGGLE_STATE_IDLE;
- break;
- }
-
-}
-
-void multiagc(MTO_FUNC_INPUT, u8 high_gain_mode )
-{
- s32 rssi;
- hw_data_t *pHwData = MTO_HAL();
-
- sme_get_rssi(MTO_FUNC_INPUT_DATA, &rssi);
-
- if( (RF_WB_242 == pHwData->phy_type) ||
- (RF_WB_242_1 == pHwData->phy_type) ) // 20060619.5 Add
- {
- if (high_gain_mode==1)
- {
- //hw_set_dxx_reg(phw_data, 0x0C, 0xf8f52230);
- //hw_set_dxx_reg(phw_data, 0x20, 0x06C43440);
- Wb35Reg_Write( pHwData, 0x100C, 0xF2F32232 ); // 940916 0xf8f52230 );
- Wb35Reg_Write( pHwData, 0x1020, 0x04cb3440 ); // 940915 0x06C43440
- }
- else if (high_gain_mode==0)
- {
- //hw_set_dxx_reg(phw_data, 0x0C, 0xEEEE000D);
- //hw_set_dxx_reg(phw_data, 0x20, 0x06c41440);
- Wb35Reg_Write( pHwData, 0x100C, 0xEEEE000D );
- Wb35Reg_Write( pHwData, 0x1020, 0x04cb1440 ); // 940915 0x06c41440
- }
- #ifdef _PE_DTO_DUMP_
- WBDEBUG(("[HHDTOAGC] **rssi=%d, high gain mode=%d", rssi, high_gain_mode));
- #endif
- }
-}
-
-void TxPwrControl(MTO_FUNC_INPUT)
-{
- s32 rssi;
- hw_data_t *pHwData = MTO_HAL();
-
- sme_get_rssi(MTO_FUNC_INPUT_DATA, &rssi);
- if( (RF_WB_242 == pHwData->phy_type) ||
- (RF_WB_242_1 == pHwData->phy_type) ) // 20060619.5 Add
- {
- static u8 high_gain_mode; //this is for winbond RF switch LNA
- //using different register setting
-
- if (high_gain_mode==1)
- {
- if( rssi > MTO_DATA().RSSI_high )
- {
- //hw_set_dxx_reg(phw_data, 0x0C, 0xf8f52230);
- //hw_set_dxx_reg(phw_data, 0x20, 0x05541640);
- high_gain_mode=0;
- }
- else
- {
- //hw_set_dxx_reg(phw_data, 0x0C, 0xf8f51830);
- //hw_set_dxx_reg(phw_data, 0x20, 0x05543E40);
- high_gain_mode=1;
- }
- }
- else //if (high_gain_mode==0)
- {
- if( rssi < MTO_DATA().RSSI_low )
- {
- //hw_set_dxx_reg(phw_data, 0x0C, 0xf8f51830);
- //hw_set_dxx_reg(phw_data, 0x20, 0x05543E40);
- high_gain_mode=1;
- }
- else
- {
- //hw_set_dxx_reg(phw_data, 0x0C, 0xf8f52230);
- //hw_set_dxx_reg(phw_data, 0x20, 0x05541640);
- high_gain_mode=0;
- }
- }
-
- // Always high gain 20051014. Using the initial value only.
- multiagc(MTO_FUNC_INPUT_DATA, high_gain_mode);
- }
-}
-
-
u8 CalcNewRate(MTO_FUNC_INPUT, u8 old_rate, u32 retry_cnt, u32 tx_frag_cnt)
{
int i;
projects / linux-2.6-omap-h63xx.git / commitdiff