//============================================================================ // MTO.C - // // Description: // MAC Throughput Optimization for W89C33 802.11g WLAN STA. // // The following MIB attributes or internal variables will be affected // while the MTO is being executed: // dot11FragmentationThreshold, // dot11RTSThreshold, // transmission rate and PLCP preamble type, // CCA mode, // antenna diversity. // // Revision history: // -------------------------------------------------------------------------- // 20031227 UN20 Pete Chao // First draft // 20031229 Turbo copy from PD43 // 20040210 Kevin revised // Copyright (c) 2003 Winbond Electronics Corp. All rights reserved. //============================================================================ // LA20040210_DTO kevin #include "os_common.h" #include "sme_api.h" #include "gl_80211.h" #include "wbhal_f.h" // Declare SQ3 to rate and fragmentation threshold table // Declare fragmentation thresholds table #define MTO_MAX_FRAG_TH_LEVELS 5 #define MTO_MAX_DATA_RATE_LEVELS 12 u16 MTO_Frag_Th_Tbl[MTO_MAX_FRAG_TH_LEVELS] = { 256, 384, 512, 768, 1536 }; // Declare data rate table //The following table will be changed at anytime if the opration rate supported by AP don't //match the table static u8 MTO_Data_Rate_Tbl[MTO_MAX_DATA_RATE_LEVELS] = { 2, 4, 11, 22, 12, 18, 24, 36, 48, 72, 96, 108 }; static int TotalTxPkt = 0; static int TotalTxPktRetry = 0; static int retryrate_rec[MTO_MAX_DATA_RATE_LEVELS];//this record the retry rate at different data rate static int PeriodTotalTxPkt = 0; static int PeriodTotalTxPktRetry = 0; typedef struct { s32 RSSI; u8 TxRate; }RSSI2RATE; static u8 boSparseTxTraffic = false; void MTO_Init(MTO_FUNC_INPUT); void TxRateReductionCtrl(MTO_FUNC_INPUT); /** 1.1.31.1000 Turbo modify */ void MTO_SetTxCount(MTO_FUNC_INPUT, u8 t0, u8 index); void MTO_TxFailed(MTO_FUNC_INPUT); void hal_get_dto_para(MTO_FUNC_INPUT, char *buffer); //=========================================================================== // MTO_Init -- // // Description: // Initialize MTO parameters. // // This function should be invoked during system initialization. // // Arguments: // adapter - The pointer to the Miniport adapter Context // // Return Value: // None //============================================================================ void MTO_Init(MTO_FUNC_INPUT) { int i; //WBDEBUG(("[MTO] -> MTO_Init()\n")); //[WKCHEN]pMTOcore_data = pcore_data; // 20040510 Turbo add for global variable MTO_TMR_CNT() = 0; MTO_TOGGLE_STATE() = TOGGLE_STATE_IDLE; MTO_TX_RATE_REDUCTION_STATE() = RATE_CHGSTATE_IDLE; MTO_BACKOFF_TMR() = 0; MTO_LAST_RATE() = 11; MTO_CO_EFFICENT() = 0; //MTO_TH_FIXANT() = MTO_DEFAULT_TH_FIXANT; MTO_TH_CNT() = MTO_DEFAULT_TH_CNT; MTO_TH_SQ3() = MTO_DEFAULT_TH_SQ3; MTO_TH_IDLE_SLOT() = MTO_DEFAULT_TH_IDLE_SLOT; MTO_TH_PR_INTERF() = MTO_DEFAULT_TH_PR_INTERF; MTO_TMR_AGING() = MTO_DEFAULT_TMR_AGING; MTO_TMR_PERIODIC() = MTO_DEFAULT_TMR_PERIODIC; //[WKCHEN]MTO_CCA_MODE_SETUP()= (u8) hal_get_cca_mode(MTO_HAL()); //[WKCHEN]MTO_CCA_MODE() = MTO_CCA_MODE_SETUP(); //MTO_PREAMBLE_TYPE() = MTO_PREAMBLE_LONG; MTO_PREAMBLE_TYPE() = MTO_PREAMBLE_SHORT; // for test MTO_ANT_SEL() = hal_get_antenna_number(MTO_HAL()); MTO_ANT_MAC() = MTO_ANT_SEL(); MTO_CNT_ANT(0) = 0; MTO_CNT_ANT(1) = 0; MTO_SQ_ANT(0) = 0; MTO_SQ_ANT(1) = 0; MTO_ANT_DIVERSITY() = MTO_ANTENNA_DIVERSITY_ON; //CardSet_AntennaDiversity(adapter, MTO_ANT_DIVERSITY()); //PLMESetAntennaDiversity( adapter, MTO_ANT_DIVERSITY()); MTO_AGING_TIMEOUT() = 0;//MTO_TMR_AGING() / MTO_TMR_PERIODIC(); // The following parameters should be initialized to the values set by user // //MTO_RATE_LEVEL() = 10; MTO_RATE_LEVEL() = 0; MTO_FRAG_TH_LEVEL() = 4; /** 1.1.23.1000 Turbo modify from -1 to +1 MTO_RTS_THRESHOLD() = MTO_FRAG_TH() - 1; MTO_RTS_THRESHOLD_SETUP() = MTO_FRAG_TH() - 1; */ MTO_RTS_THRESHOLD() = MTO_FRAG_TH() + 1; MTO_RTS_THRESHOLD_SETUP() = MTO_FRAG_TH() + 1; // 1.1.23.1000 Turbo add for mto change preamble from 0 to 1 MTO_RATE_CHANGE_ENABLE() = 1; MTO_FRAG_CHANGE_ENABLE() = 0; // 1.1.29.1000 Turbo add don't support frag //The default valud of ANTDIV_DEFAULT_ON will be decided by EEPROM //#ifdef ANTDIV_DEFAULT_ON //MTO_ANT_DIVERSITY_ENABLE() = 1; //#else //MTO_ANT_DIVERSITY_ENABLE() = 0; //#endif MTO_POWER_CHANGE_ENABLE() = 1; MTO_PREAMBLE_CHANGE_ENABLE()= 1; MTO_RTS_CHANGE_ENABLE() = 0; // 1.1.29.1000 Turbo add don't support frag // 20040512 Turbo add //old_antenna[0] = 1; //old_antenna[1] = 0; //old_antenna[2] = 1; //old_antenna[3] = 0; for (i=0;iphy_type) { case RF_AIROHA_2230: case RF_AIROHA_2230S: // 20060420 Add this MTOPARA_TXPOWER_INDEX() = 46; // MAX-8 // @@ Only for AL 2230 break; case RF_AIROHA_7230: MTOPARA_TXPOWER_INDEX() = 49; break; case RF_WB_242: MTOPARA_TXPOWER_INDEX() = 10; break; case RF_WB_242_1: MTOPARA_TXPOWER_INDEX() = 24; // ->10 20060316.1 modify break; } } else //follow the setting from EEPROM MTOPARA_TXPOWER_INDEX() = MTO_TXPOWER_FROM_EEPROM; hal_set_rf_power(MTO_HAL(), (u8)MTOPARA_TXPOWER_INDEX()); //------------------------------------------------ // For RSSI turning 20060808.4 Cancel load from EEPROM MTO_DATA().RSSI_high = -41; MTO_DATA().RSSI_low = -60; } //=========================================================================== // Description: // If we enable DTO, we will ignore the tx count with different tx rate from // DTO rate. This is because when we adjust DTO tx rate, there could be some // packets in the tx queue with previous tx rate void MTO_SetTxCount(MTO_FUNC_INPUT, u8 tx_rate, u8 index) { MTO_TXFLOWCOUNT()++; if ((MTO_ENABLE==1) && (MTO_RATE_CHANGE_ENABLE()==1)) { if(tx_rate == MTO_DATA_RATE()) { if (index == 0) { if (boSparseTxTraffic) MTO_HAL()->dto_tx_frag_count += MTOPARA_PERIODIC_CHECK_CYCLE(); else MTO_HAL()->dto_tx_frag_count += 1; } else { if (index<8) { MTO_HAL()->dto_tx_retry_count += index; MTO_HAL()->dto_tx_frag_count += (index+1); } else { MTO_HAL()->dto_tx_retry_count += 7; MTO_HAL()->dto_tx_frag_count += 7; } } } else if(MTO_DATA_RATE()>48 && tx_rate ==48) {//ALFRED if (index<3) //for reduciing data rate scheme , //do not calcu different data rate //3 is the reducing data rate at retry { MTO_HAL()->dto_tx_retry_count += index; MTO_HAL()->dto_tx_frag_count += (index+1); } else { MTO_HAL()->dto_tx_retry_count += 3; MTO_HAL()->dto_tx_frag_count += 3; } } } else { MTO_HAL()->dto_tx_retry_count += index; MTO_HAL()->dto_tx_frag_count += (index+1); } TotalTxPkt ++; TotalTxPktRetry += (index+1); PeriodTotalTxPkt ++; PeriodTotalTxPktRetry += (index+1); }