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@@ -17,14 +17,10 @@ bool CheckHighPower(struct net_device *dev)
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struct ieee80211_device *ieee = priv->ieee80211;
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if(!priv->bRegHighPowerMechanism)
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- {
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return false;
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- }
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if(ieee->state == IEEE80211_LINKED_SCANNING)
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- {
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return false;
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- }
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return true;
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}
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@@ -70,8 +66,7 @@ DoTxHighPower(
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// printk("DoTxHighPower() - UndecoratedSmoothedSS:%d, CurCCKRSSI = %d , bCurCCKPkt= %d \n", priv->UndecoratedSmoothedSS, priv->CurCCKRSSI, priv->bCurCCKPkt );
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if((priv->UndecoratedSmoothedSS > HiPwrUpperTh) ||
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- (priv->bCurCCKPkt && (priv->CurCCKRSSI > RSSIHiPwrUpperTh)))
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- {
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+ (priv->bCurCCKPkt && (priv->CurCCKRSSI > RSSIHiPwrUpperTh))) {
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// Stevenl suggested that degrade 8dbm in high power sate. 2007-12-04 Isaiah
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// printk("=====>DoTxHighPower() - High Power - UndecoratedSmoothedSS:%d, HiPwrUpperTh = %d \n", priv->UndecoratedSmoothedSS, HiPwrUpperTh );
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@@ -79,8 +74,7 @@ DoTxHighPower(
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u1bTmp= read_nic_byte(dev, CCK_TXAGC);
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// If it never enter High Power.
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- if( CckTxPwrIdx == u1bTmp)
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- {
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+ if( CckTxPwrIdx == u1bTmp) {
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u1bTmp = (u1bTmp > 16) ? (u1bTmp -16): 0; // 8dbm
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write_nic_byte(dev, CCK_TXAGC, u1bTmp);
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@@ -89,26 +83,21 @@ DoTxHighPower(
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write_nic_byte(dev, OFDM_TXAGC, u1bTmp);
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}
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- }
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- else if((priv->UndecoratedSmoothedSS < HiPwrLowerTh) &&
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- (!priv->bCurCCKPkt || priv->CurCCKRSSI < RSSIHiPwrLowerTh))
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- {
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+ } else if((priv->UndecoratedSmoothedSS < HiPwrLowerTh) &&
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+ (!priv->bCurCCKPkt || priv->CurCCKRSSI < RSSIHiPwrLowerTh)) {
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// printk("DoTxHighPower() - lower Power - UndecoratedSmoothedSS:%d, HiPwrUpperTh = %d \n", priv->UndecoratedSmoothedSS, HiPwrLowerTh );
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- if(priv->bToUpdateTxPwr)
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- {
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+ if(priv->bToUpdateTxPwr) {
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priv->bToUpdateTxPwr = false;
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//SD3 required.
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u1bTmp= read_nic_byte(dev, CCK_TXAGC);
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- if(u1bTmp < CckTxPwrIdx)
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- {
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+ if(u1bTmp < CckTxPwrIdx) {
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//u1bTmp = ((u1bTmp+16) > 35) ? 35: (u1bTmp+16); // 8dbm
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//write_nic_byte(dev, CCK_TXAGC, u1bTmp);
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write_nic_byte(dev, CCK_TXAGC, CckTxPwrIdx);
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}
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u1bTmp= read_nic_byte(dev, OFDM_TXAGC);
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- if(u1bTmp < OfdmTxPwrIdx)
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- {
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+ if(u1bTmp < OfdmTxPwrIdx) {
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//u1bTmp = ((u1bTmp+16) > 35) ? 35: (u1bTmp+16); // 8dbm
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//write_nic_byte(dev, OFDM_TXAGC, u1bTmp);
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write_nic_byte(dev, OFDM_TXAGC, OfdmTxPwrIdx);
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@@ -193,29 +182,25 @@ DIG_Zebra(
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// printk("DIG**********OFDM False Alarm: %#X \n",OFDMFalseAlarm);
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// The number of initial gain steps is different, by Bruce, 2007-04-13.
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- if (priv->InitialGain == 0 ) //autoDIG
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- { // Advised from SD3 DZ
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+ if (priv->InitialGain == 0 ) { //autoDIG
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+ // Advised from SD3 DZ
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priv->InitialGain = 4; // In 87B, m74dBm means State 4 (m82dBm)
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}
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- { // Advised from SD3 DZ
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- OfdmFA1 = 0x20;
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- }
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+ // Advised from SD3 DZ
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+ OfdmFA1 = 0x20;
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#if 1 //lzm reserved 080826
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AwakePeriodIn2Sec = (2000-priv ->DozePeriodInPast2Sec);
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//printk("&&& DozePeriod=%d AwakePeriod=%d\n", priv->DozePeriodInPast2Sec, AwakePeriodIn2Sec);
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priv ->DozePeriodInPast2Sec=0;
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- if(AwakePeriodIn2Sec)
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- {
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+ if(AwakePeriodIn2Sec) {
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//RT_TRACE(COMP_DIG, DBG_TRACE, ("DIG: AwakePeriodIn2Sec(%d) - FATh(0x%X , 0x%X) ->",AwakePeriodIn2Sec, OfdmFA1, OfdmFA2));
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// adjuest DIG threshold.
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OfdmFA1 = (u16)((OfdmFA1*AwakePeriodIn2Sec) / 2000) ;
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OfdmFA2 = (u16)((OfdmFA2*AwakePeriodIn2Sec) / 2000) ;
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//RT_TRACE(COMP_DIG, DBG_TRACE, ("( 0x%X , 0x%X)\n", OfdmFA1, OfdmFA2));
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- }
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- else
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- {
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+ } else {
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;//RT_TRACE(COMP_DIG, DBG_WARNING, ("ERROR!! AwakePeriodIn2Sec should not be ZERO!!\n"));
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}
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#endif
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@@ -223,16 +208,12 @@ DIG_Zebra(
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InitialGainStep = 8;
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LowestGainStage = priv->RegBModeGainStage; // Lowest gain stage.
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- if (OFDMFalseAlarm > OfdmFA1)
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- {
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- if (OFDMFalseAlarm > OfdmFA2)
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- {
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+ if (OFDMFalseAlarm > OfdmFA1) {
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+ if (OFDMFalseAlarm > OfdmFA2) {
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priv->DIG_NumberFallbackVote++;
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- if (priv->DIG_NumberFallbackVote >1)
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- {
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+ if (priv->DIG_NumberFallbackVote >1) {
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//serious OFDM False Alarm, need fallback
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- if (priv->InitialGain < InitialGainStep)
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- {
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+ if (priv->InitialGain < InitialGainStep) {
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priv->InitialGainBackUp= priv->InitialGain;
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priv->InitialGain = (priv->InitialGain + 1);
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@@ -243,24 +224,18 @@ DIG_Zebra(
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priv->DIG_NumberFallbackVote = 0;
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priv->DIG_NumberUpgradeVote=0;
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}
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- }
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- else
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- {
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+ } else {
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if (priv->DIG_NumberFallbackVote)
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priv->DIG_NumberFallbackVote--;
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}
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priv->DIG_NumberUpgradeVote=0;
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- }
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- else
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- {
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+ } else {
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if (priv->DIG_NumberFallbackVote)
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priv->DIG_NumberFallbackVote--;
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priv->DIG_NumberUpgradeVote++;
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- if (priv->DIG_NumberUpgradeVote>9)
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- {
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- if (priv->InitialGain > LowestGainStage) // In 87B, m78dBm means State 4 (m864dBm)
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- {
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+ if (priv->DIG_NumberUpgradeVote>9) {
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+ if (priv->InitialGain > LowestGainStage) { // In 87B, m78dBm means State 4 (m864dBm)
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priv->InitialGainBackUp= priv->InitialGain;
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priv->InitialGain = (priv->InitialGain - 1);
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@@ -317,18 +292,14 @@ IncludedInSupportedRates(
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rate_len = priv->ieee80211->current_network.rates_len;
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rate_ex_len = priv->ieee80211->current_network.rates_ex_len;
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- for( idx=0; idx< rate_len; idx++ )
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- {
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- if( (priv->ieee80211->current_network.rates[idx] & RateMask) == NaiveTxRate )
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- {
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+ for( idx=0; idx< rate_len; idx++ ) {
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+ if( (priv->ieee80211->current_network.rates[idx] & RateMask) == NaiveTxRate ) {
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Found = 1;
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goto found_rate;
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}
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}
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- for( idx=0; idx< rate_ex_len; idx++ )
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- {
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- if( (priv->ieee80211->current_network.rates_ex[idx] & RateMask) == NaiveTxRate )
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- {
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+ for( idx=0; idx< rate_ex_len; idx++ ) {
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+ if( (priv->ieee80211->current_network.rates_ex[idx] & RateMask) == NaiveTxRate ) {
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Found = 1;
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goto found_rate;
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}
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@@ -354,8 +325,7 @@ GetUpgradeTxRate(
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u8 UpRate;
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// Upgrade 1 degree.
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- switch(rate)
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- {
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+ switch(rate) {
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case 108: // Up to 54Mbps.
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UpRate = 108;
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break;
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@@ -397,13 +367,10 @@ GetUpgradeTxRate(
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return rate;
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}
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// Check if the rate is valid.
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- if(IncludedInSupportedRates(priv, UpRate))
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- {
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+ if(IncludedInSupportedRates(priv, UpRate)) {
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// printk("GetUpgradeTxRate(): GetUpgrade Tx rate(%d) from %d !\n", UpRate, priv->CurrentOperaRate);
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return UpRate;
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- }
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- else
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- {
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+ } else {
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//printk("GetUpgradeTxRate(): Tx rate (%d) is not in supported rates\n", UpRate);
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return rate;
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}
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@@ -425,8 +392,7 @@ GetDegradeTxRate(
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u8 DownRate;
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// Upgrade 1 degree.
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- switch(rate)
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- {
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+ switch(rate) {
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case 108: // Down to 48Mbps.
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DownRate = 96;
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break;
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@@ -468,13 +434,10 @@ GetDegradeTxRate(
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return rate;
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}
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// Check if the rate is valid.
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- if(IncludedInSupportedRates(priv, DownRate))
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- {
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+ if(IncludedInSupportedRates(priv, DownRate)) {
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// printk("GetDegradeTxRate(): GetDegrade Tx rate(%d) from %d!\n", DownRate, priv->CurrentOperaRate);
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return DownRate;
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- }
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- else
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- {
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+ } else {
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//printk("GetDegradeTxRate(): Tx rate (%d) is not in supported rates\n", DownRate);
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return rate;
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}
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@@ -492,8 +455,7 @@ MgntIsCckRate(
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{
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bool bReturn = false;
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- if((rate <= 22) && (rate != 12) && (rate != 18))
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- {
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+ if((rate <= 22) && (rate != 12) && (rate != 18)) {
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bReturn = true;
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}
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@@ -520,18 +482,16 @@ TxPwrTracking87SE(
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//printk("TxPwrTracking87SE(): CurrentThermal(%d)\n", CurrentThermal);
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- if( CurrentThermal != priv->ThermalMeter)
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- {
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+ if( CurrentThermal != priv->ThermalMeter) {
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// printk("TxPwrTracking87SE(): Thermal meter changed!!!\n");
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// Update Tx Power level on each channel.
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- for(Idx = 1; Idx<15; Idx++)
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- {
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+ for(Idx = 1; Idx<15; Idx++) {
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CckTxPwrIdx = priv->chtxpwr[Idx];
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OfdmTxPwrIdx = priv->chtxpwr_ofdm[Idx];
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- if( CurrentThermal > priv->ThermalMeter )
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- { // higher thermal meter.
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+ if( CurrentThermal > priv->ThermalMeter ) {
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+ // higher thermal meter.
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CckTxPwrIdx += (CurrentThermal - priv->ThermalMeter)*2;
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OfdmTxPwrIdx += (CurrentThermal - priv->ThermalMeter)*2;
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@@ -539,9 +499,8 @@ TxPwrTracking87SE(
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CckTxPwrIdx = 35; // Force TxPower to maximal index.
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if(OfdmTxPwrIdx >35)
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OfdmTxPwrIdx = 35;
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- }
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- else
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- { // lower thermal meter.
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+ } else {
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+ // lower thermal meter.
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CckTxPwrIdx -= (priv->ThermalMeter - CurrentThermal)*2;
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OfdmTxPwrIdx -= (priv->ThermalMeter - CurrentThermal)*2;
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@@ -594,12 +553,10 @@ StaRateAdaptive87SE(
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priv->CurrentOperaRate = priv->ieee80211->rate/5;
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//printk("priv->CurrentOperaRate is %d\n",priv->CurrentOperaRate);
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//2 Compute retry ratio.
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- if (CurrTxokCnt>0)
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- {
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+ if (CurrTxokCnt>0) {
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CurrRetryRate = (u16)(CurrRetryCnt*100/CurrTxokCnt);
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- }
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- else
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- { // It may be serious retry. To distinguish serious retry or no packets modified by Bruce
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+ } else {
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+ // It may be serious retry. To distinguish serious retry or no packets modified by Bruce
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CurrRetryRate = (u16)(CurrRetryCnt*100/1);
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}
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@@ -622,8 +579,7 @@ StaRateAdaptive87SE(
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priv->CurrRetryCnt = 0;
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//2No Tx packets, return to init_rate or not?
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- if (CurrRetryRate==0 && CurrTxokCnt == 0)
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- {
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+ if (CurrRetryRate==0 && CurrTxokCnt == 0) {
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//
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//After 9 (30*300ms) seconds in this condition, we try to raise rate.
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//
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@@ -631,8 +587,7 @@ StaRateAdaptive87SE(
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// printk("No Tx packets, TryupingCountNoData(%d)\n", priv->TryupingCountNoData);
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//[TRC Dell Lab] Extend raised period from 4.5sec to 9sec, Isaiah 2008-02-15 18:00
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- if (priv->TryupingCountNoData>30)
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- {
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+ if (priv->TryupingCountNoData>30) {
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priv->TryupingCountNoData = 0;
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priv->CurrentOperaRate = GetUpgradeTxRate(dev, priv->CurrentOperaRate);
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// Reset Fail Record
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@@ -641,9 +596,7 @@ StaRateAdaptive87SE(
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priv->FailTxRateCount = 0;
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}
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goto SetInitialGain;
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- }
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- else
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- {
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+ } else {
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priv->TryupingCountNoData=0; //Reset trying up times.
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}
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@@ -671,20 +624,15 @@ StaRateAdaptive87SE(
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// Check more times in these rate(key rates).
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//
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if(priv->CurrentOperaRate == 22 || priv->CurrentOperaRate == 72)
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- {
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TryUpTh += 9;
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- }
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//
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// Let these rates down more difficult.
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//
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if(MgntIsCckRate(priv->CurrentOperaRate) || priv->CurrentOperaRate == 36)
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- {
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TryDownTh += 1;
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- }
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//1 Adjust Rate.
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- if (priv->bTryuping == true)
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- {
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+ if (priv->bTryuping == true) {
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//2 For Test Upgrading mechanism
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// Note:
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// Sometimes the throughput is upon on the capability bwtween the AP and NIC,
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@@ -692,21 +640,16 @@ StaRateAdaptive87SE(
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// We randomly upgrade the data rate and check if the retry rate is improved.
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// Upgrading rate did not improve the retry rate, fallback to the original rate.
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- if ( (CurrRetryRate > 25) && TxThroughput < priv->LastTxThroughput)
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- {
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+ if ( (CurrRetryRate > 25) && TxThroughput < priv->LastTxThroughput) {
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//Not necessary raising rate, fall back rate.
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bTryDown = true;
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//printk("case1-1: Not necessary raising rate, fall back rate....\n");
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//printk("case1-1: pMgntInfo->CurrentOperaRate =%d, TxThroughput = %d, LastThroughput = %d\n",
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// priv->CurrentOperaRate, TxThroughput, priv->LastTxThroughput);
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- }
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- else
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- {
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+ } else {
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priv->bTryuping = false;
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}
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- }
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- else if (CurrSignalStrength > -47 && (CurrRetryRate < 50))
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- {
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+ } else if (CurrSignalStrength > -47 && (CurrRetryRate < 50)) {
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//2For High Power
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//
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// Added by Roger, 2007.04.09.
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@@ -715,17 +658,14 @@ StaRateAdaptive87SE(
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// Revise SignalStrength threshold to -51dbm.
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//
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// Also need to check retry rate for safety, by Bruce, 2007-06-05.
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- if(priv->CurrentOperaRate != priv->ieee80211->current_network.HighestOperaRate )
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- {
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+ if(priv->CurrentOperaRate != priv->ieee80211->current_network.HighestOperaRate ) {
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bTryUp = true;
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// Upgrade Tx Rate directly.
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priv->TryupingCount += TryUpTh;
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}
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// printk("case2: StaRateAdaptive87SE: Power(%d) is high enough!!. \n", CurrSignalStrength);
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- }
|
|
|
- else if(CurrTxokCnt > 9 && CurrTxokCnt< 100 && CurrRetryRate >= 600)
|
|
|
- {
|
|
|
+ } else if(CurrTxokCnt > 9 && CurrTxokCnt< 100 && CurrRetryRate >= 600) {
|
|
|
//2 For Serious Retry
|
|
|
//
|
|
|
// Traffic is not busy but our Tx retry is serious.
|
|
@@ -734,208 +674,147 @@ StaRateAdaptive87SE(
|
|
|
// Let Rate Mechanism to degrade tx rate directly.
|
|
|
priv->TryDownCountLowData += TryDownTh;
|
|
|
// printk("case3: RA: Tx Retry is serious. Degrade Tx Rate to %d directly...\n", priv->CurrentOperaRate);
|
|
|
- }
|
|
|
- else if ( priv->CurrentOperaRate == 108 )
|
|
|
- {
|
|
|
+ } else if ( priv->CurrentOperaRate == 108 ) {
|
|
|
//2For 54Mbps
|
|
|
// Air Link
|
|
|
- if ( (CurrRetryRate>26)&&(priv->LastRetryRate>25))
|
|
|
+ if ( (CurrRetryRate>26)&&(priv->LastRetryRate>25)) {
|
|
|
// if ( (CurrRetryRate>40)&&(priv->LastRetryRate>39))
|
|
|
- {
|
|
|
//Down to rate 48Mbps.
|
|
|
bTryDown = true;
|
|
|
}
|
|
|
// Cable Link
|
|
|
- else if ( (CurrRetryRate>17)&&(priv->LastRetryRate>16) && (CurrSignalStrength > -72))
|
|
|
+ else if ( (CurrRetryRate>17)&&(priv->LastRetryRate>16) && (CurrSignalStrength > -72)) {
|
|
|
// else if ( (CurrRetryRate>17)&&(priv->LastRetryRate>16) && (CurrSignalStrength > -72))
|
|
|
- {
|
|
|
//Down to rate 48Mbps.
|
|
|
bTryDown = true;
|
|
|
}
|
|
|
|
|
|
if(bTryDown && (CurrSignalStrength < -75)) //cable link
|
|
|
- {
|
|
|
priv->TryDownCountLowData += TryDownTh;
|
|
|
- }
|
|
|
//printk("case4---54M \n");
|
|
|
|
|
|
}
|
|
|
- else if ( priv->CurrentOperaRate == 96 )
|
|
|
- {
|
|
|
+ else if ( priv->CurrentOperaRate == 96 ) {
|
|
|
//2For 48Mbps
|
|
|
//Air Link
|
|
|
- if ( ((CurrRetryRate>48) && (priv->LastRetryRate>47)))
|
|
|
+ if ( ((CurrRetryRate>48) && (priv->LastRetryRate>47))) {
|
|
|
// if ( ((CurrRetryRate>65) && (priv->LastRetryRate>64)))
|
|
|
-
|
|
|
- {
|
|
|
//Down to rate 36Mbps.
|
|
|
bTryDown = true;
|
|
|
- }
|
|
|
- //Cable Link
|
|
|
- else if ( ((CurrRetryRate>21) && (priv->LastRetryRate>20)) && (CurrSignalStrength > -74))
|
|
|
- {
|
|
|
+ } else if ( ((CurrRetryRate>21) && (priv->LastRetryRate>20)) && (CurrSignalStrength > -74)) { //Cable Link
|
|
|
//Down to rate 36Mbps.
|
|
|
bTryDown = true;
|
|
|
- }
|
|
|
- else if((CurrRetryRate> (priv->LastRetryRate + 50 )) && (priv->FailTxRateCount >2 ))
|
|
|
+ } else if((CurrRetryRate> (priv->LastRetryRate + 50 )) && (priv->FailTxRateCount >2 )) {
|
|
|
// else if((CurrRetryRate> (priv->LastRetryRate + 70 )) && (priv->FailTxRateCount >2 ))
|
|
|
- {
|
|
|
bTryDown = true;
|
|
|
priv->TryDownCountLowData += TryDownTh;
|
|
|
- }
|
|
|
- else if ( (CurrRetryRate<8) && (priv->LastRetryRate<8) ) //TO DO: need to consider (RSSI)
|
|
|
+ } else if ( (CurrRetryRate<8) && (priv->LastRetryRate<8) ) { //TO DO: need to consider (RSSI)
|
|
|
// else if ( (CurrRetryRate<28) && (priv->LastRetryRate<8) )
|
|
|
- {
|
|
|
bTryUp = true;
|
|
|
}
|
|
|
|
|
|
- if(bTryDown && (CurrSignalStrength < -75))
|
|
|
- {
|
|
|
+ if(bTryDown && (CurrSignalStrength < -75)){
|
|
|
priv->TryDownCountLowData += TryDownTh;
|
|
|
}
|
|
|
//printk("case5---48M \n");
|
|
|
- }
|
|
|
- else if ( priv->CurrentOperaRate == 72 )
|
|
|
- {
|
|
|
+ } else if ( priv->CurrentOperaRate == 72 ) {
|
|
|
//2For 36Mbps
|
|
|
- if ( (CurrRetryRate>43) && (priv->LastRetryRate>41))
|
|
|
+ if ( (CurrRetryRate>43) && (priv->LastRetryRate>41)) {
|
|
|
// if ( (CurrRetryRate>60) && (priv->LastRetryRate>59))
|
|
|
- {
|
|
|
//Down to rate 24Mbps.
|
|
|
bTryDown = true;
|
|
|
- }
|
|
|
- else if((CurrRetryRate> (priv->LastRetryRate + 50 )) && (priv->FailTxRateCount >2 ))
|
|
|
+ } else if((CurrRetryRate> (priv->LastRetryRate + 50 )) && (priv->FailTxRateCount >2 )) {
|
|
|
// else if((CurrRetryRate> (priv->LastRetryRate + 70 )) && (priv->FailTxRateCount >2 ))
|
|
|
- {
|
|
|
bTryDown = true;
|
|
|
priv->TryDownCountLowData += TryDownTh;
|
|
|
- }
|
|
|
- else if ( (CurrRetryRate<15) && (priv->LastRetryRate<16)) //TO DO: need to consider (RSSI)
|
|
|
+ } else if ( (CurrRetryRate<15) && (priv->LastRetryRate<16)) { //TO DO: need to consider (RSSI)
|
|
|
// else if ( (CurrRetryRate<35) && (priv->LastRetryRate<36))
|
|
|
- {
|
|
|
bTryUp = true;
|
|
|
}
|
|
|
|
|
|
if(bTryDown && (CurrSignalStrength < -80))
|
|
|
- {
|
|
|
priv->TryDownCountLowData += TryDownTh;
|
|
|
- }
|
|
|
+
|
|
|
//printk("case6---36M \n");
|
|
|
- }
|
|
|
- else if ( priv->CurrentOperaRate == 48 )
|
|
|
- {
|
|
|
+ } else if ( priv->CurrentOperaRate == 48 ) {
|
|
|
//2For 24Mbps
|
|
|
// Air Link
|
|
|
- if ( ((CurrRetryRate>63) && (priv->LastRetryRate>62)))
|
|
|
+ if ( ((CurrRetryRate>63) && (priv->LastRetryRate>62))) {
|
|
|
// if ( ((CurrRetryRate>83) && (priv->LastRetryRate>82)))
|
|
|
- {
|
|
|
//Down to rate 18Mbps.
|
|
|
bTryDown = true;
|
|
|
- }
|
|
|
- //Cable Link
|
|
|
- else if ( ((CurrRetryRate>33) && (priv->LastRetryRate>32)) && (CurrSignalStrength > -82) )
|
|
|
+ } else if ( ((CurrRetryRate>33) && (priv->LastRetryRate>32)) && (CurrSignalStrength > -82) ) { //Cable Link
|
|
|
// else if ( ((CurrRetryRate>50) && (priv->LastRetryRate>49)) && (CurrSignalStrength > -82) )
|
|
|
- {
|
|
|
//Down to rate 18Mbps.
|
|
|
bTryDown = true;
|
|
|
- }
|
|
|
- else if((CurrRetryRate> (priv->LastRetryRate + 50 )) && (priv->FailTxRateCount >2 ))
|
|
|
+ } else if((CurrRetryRate> (priv->LastRetryRate + 50 )) && (priv->FailTxRateCount >2 )) {
|
|
|
// else if((CurrRetryRate> (priv->LastRetryRate + 70 )) && (priv->FailTxRateCount >2 ))
|
|
|
-
|
|
|
- {
|
|
|
bTryDown = true;
|
|
|
priv->TryDownCountLowData += TryDownTh;
|
|
|
- }
|
|
|
- else if ( (CurrRetryRate<20) && (priv->LastRetryRate<21)) //TO DO: need to consider (RSSI)
|
|
|
+ } else if ( (CurrRetryRate<20) && (priv->LastRetryRate<21)) { //TO DO: need to consider (RSSI)
|
|
|
// else if ( (CurrRetryRate<40) && (priv->LastRetryRate<41))
|
|
|
- {
|
|
|
bTryUp = true;
|
|
|
}
|
|
|
|
|
|
if(bTryDown && (CurrSignalStrength < -82))
|
|
|
- {
|
|
|
priv->TryDownCountLowData += TryDownTh;
|
|
|
- }
|
|
|
+
|
|
|
//printk("case7---24M \n");
|
|
|
- }
|
|
|
- else if ( priv->CurrentOperaRate == 36 )
|
|
|
- {
|
|
|
+ } else if ( priv->CurrentOperaRate == 36 ) {
|
|
|
//2For 18Mbps
|
|
|
// original (109, 109)
|
|
|
//[TRC Dell Lab] (90, 91), Isaiah 2008-02-18 23:24
|
|
|
// (85, 86), Isaiah 2008-02-18 24:00
|
|
|
- if ( ((CurrRetryRate>85) && (priv->LastRetryRate>86)))
|
|
|
+ if ( ((CurrRetryRate>85) && (priv->LastRetryRate>86))) {
|
|
|
// if ( ((CurrRetryRate>115) && (priv->LastRetryRate>116)))
|
|
|
- {
|
|
|
//Down to rate 11Mbps.
|
|
|
bTryDown = true;
|
|
|
- }
|
|
|
- //[TRC Dell Lab] Isaiah 2008-02-18 23:24
|
|
|
- else if((CurrRetryRate> (priv->LastRetryRate + 50 )) && (priv->FailTxRateCount >2 ))
|
|
|
+
|
|
|
+ //[TRC Dell Lab] Isaiah 2008-02-18 23:24
|
|
|
+ } else if((CurrRetryRate> (priv->LastRetryRate + 50 )) && (priv->FailTxRateCount >2 )) {
|
|
|
// else if((CurrRetryRate> (priv->LastRetryRate + 70 )) && (priv->FailTxRateCount >2 ))
|
|
|
- {
|
|
|
bTryDown = true;
|
|
|
priv->TryDownCountLowData += TryDownTh;
|
|
|
- }
|
|
|
- else if ( (CurrRetryRate<22) && (priv->LastRetryRate<23)) //TO DO: need to consider (RSSI)
|
|
|
+ } else if ( (CurrRetryRate<22) && (priv->LastRetryRate<23)) { //TO DO: need to consider (RSSI)
|
|
|
// else if ( (CurrRetryRate<42) && (priv->LastRetryRate<43))
|
|
|
- {
|
|
|
bTryUp = true;
|
|
|
}
|
|
|
//printk("case8---18M \n");
|
|
|
- }
|
|
|
- else if ( priv->CurrentOperaRate == 22 )
|
|
|
- {
|
|
|
+ } else if ( priv->CurrentOperaRate == 22 ) {
|
|
|
//2For 11Mbps
|
|
|
- if (CurrRetryRate>95)
|
|
|
+ if (CurrRetryRate>95) {
|
|
|
// if (CurrRetryRate>155)
|
|
|
- {
|
|
|
bTryDown = true;
|
|
|
}
|
|
|
- else if ( (CurrRetryRate<29) && (priv->LastRetryRate <30) )//TO DO: need to consider (RSSI)
|
|
|
+ else if ( (CurrRetryRate<29) && (priv->LastRetryRate <30) ) { //TO DO: need to consider (RSSI)
|
|
|
// else if ( (CurrRetryRate<49) && (priv->LastRetryRate <50) )
|
|
|
- {
|
|
|
bTryUp = true;
|
|
|
- }
|
|
|
- //printk("case9---11M \n");
|
|
|
}
|
|
|
- else if ( priv->CurrentOperaRate == 11 )
|
|
|
- {
|
|
|
+ //printk("case9---11M \n");
|
|
|
+ } else if ( priv->CurrentOperaRate == 11 ) {
|
|
|
//2For 5.5Mbps
|
|
|
- if (CurrRetryRate>149)
|
|
|
+ if (CurrRetryRate>149) {
|
|
|
// if (CurrRetryRate>189)
|
|
|
- {
|
|
|
bTryDown = true;
|
|
|
- }
|
|
|
- else if ( (CurrRetryRate<60) && (priv->LastRetryRate < 65))
|
|
|
+ } else if ( (CurrRetryRate<60) && (priv->LastRetryRate < 65)) {
|
|
|
// else if ( (CurrRetryRate<80) && (priv->LastRetryRate < 85))
|
|
|
-
|
|
|
- {
|
|
|
bTryUp = true;
|
|
|
- }
|
|
|
- //printk("case10---5.5M \n");
|
|
|
}
|
|
|
- else if ( priv->CurrentOperaRate == 4 )
|
|
|
- {
|
|
|
+ //printk("case10---5.5M \n");
|
|
|
+ } else if ( priv->CurrentOperaRate == 4 ) {
|
|
|
//2For 2 Mbps
|
|
|
- if((CurrRetryRate>99) && (priv->LastRetryRate>99))
|
|
|
+ if((CurrRetryRate>99) && (priv->LastRetryRate>99)) {
|
|
|
// if((CurrRetryRate>199) && (priv->LastRetryRate>199))
|
|
|
- {
|
|
|
bTryDown = true;
|
|
|
- }
|
|
|
- else if ( (CurrRetryRate < 65) && (priv->LastRetryRate < 70))
|
|
|
+ } else if ( (CurrRetryRate < 65) && (priv->LastRetryRate < 70)) {
|
|
|
// else if ( (CurrRetryRate < 85) && (priv->LastRetryRate < 90))
|
|
|
- {
|
|
|
bTryUp = true;
|
|
|
}
|
|
|
//printk("case11---2M \n");
|
|
|
- }
|
|
|
- else if ( priv->CurrentOperaRate == 2 )
|
|
|
- {
|
|
|
+ } else if ( priv->CurrentOperaRate == 2 ) {
|
|
|
//2For 1 Mbps
|
|
|
- if( (CurrRetryRate<70) && (priv->LastRetryRate<75))
|
|
|
+ if( (CurrRetryRate<70) && (priv->LastRetryRate<75)) {
|
|
|
// if( (CurrRetryRate<90) && (priv->LastRetryRate<95))
|
|
|
- {
|
|
|
bTryUp = true;
|
|
|
}
|
|
|
//printk("case12---1M \n");
|
|
@@ -948,10 +827,8 @@ StaRateAdaptive87SE(
|
|
|
// Sometimes the cause of the low throughput (high retry rate) is the compatibility between the AP and NIC.
|
|
|
// To test if the upper rate may cause lower retry rate, this mechanism randomly occurs to test upgrading tx rate.
|
|
|
if(!bTryUp && !bTryDown && (priv->TryupingCount == 0) && (priv->TryDownCountLowData == 0)
|
|
|
- && priv->CurrentOperaRate != priv->ieee80211->current_network.HighestOperaRate && priv->FailTxRateCount < 2)
|
|
|
- {
|
|
|
- if(jiffies% (CurrRetryRate + 101) == 0)
|
|
|
- {
|
|
|
+ && priv->CurrentOperaRate != priv->ieee80211->current_network.HighestOperaRate && priv->FailTxRateCount < 2) {
|
|
|
+ if(jiffies% (CurrRetryRate + 101) == 0) {
|
|
|
bTryUp = true;
|
|
|
priv->bTryuping = true;
|
|
|
//printk("StaRateAdaptive87SE(): Randomly try upgrading...\n");
|
|
@@ -959,18 +836,14 @@ StaRateAdaptive87SE(
|
|
|
}
|
|
|
|
|
|
//1 Rate Mechanism
|
|
|
- if(bTryUp)
|
|
|
- {
|
|
|
+ if(bTryUp) {
|
|
|
priv->TryupingCount++;
|
|
|
priv->TryDownCountLowData = 0;
|
|
|
|
|
|
- {
|
|
|
// printk("UP: pHalData->TryupingCount = %d\n", priv->TryupingCount);
|
|
|
// printk("UP: TryUpTh(%d)+ (FailTxRateCount(%d))^2 =%d\n",
|
|
|
// TryUpTh, priv->FailTxRateCount, (TryUpTh + priv->FailTxRateCount * priv->FailTxRateCount) );
|
|
|
-// printk("UP: pHalData->bTryuping=%d\n", priv->bTryuping);
|
|
|
-
|
|
|
- }
|
|
|
+// printk("UP: pHalData->bTryuping=%d\n", priv->bTryuping);}
|
|
|
|
|
|
//
|
|
|
// Check more times if we need to upgrade indeed.
|
|
@@ -980,8 +853,7 @@ StaRateAdaptive87SE(
|
|
|
//
|
|
|
|
|
|
if((priv->TryupingCount > (TryUpTh + priv->FailTxRateCount * priv->FailTxRateCount)) ||
|
|
|
- (CurrSignalStrength > priv->LastFailTxRateSS) || priv->bTryuping)
|
|
|
- {
|
|
|
+ (CurrSignalStrength > priv->LastFailTxRateSS) || priv->bTryuping) {
|
|
|
priv->TryupingCount = 0;
|
|
|
//
|
|
|
// When transferring from CCK to OFDM, DIG is an important issue.
|
|
@@ -1003,61 +875,48 @@ StaRateAdaptive87SE(
|
|
|
// printk("StaRateAdaptive87SE(): Upgrade Tx Rate to %d\n", priv->CurrentOperaRate);
|
|
|
|
|
|
//[TRC Dell Lab] Bypass 12/9/6, Isaiah 2008-02-18 20:00
|
|
|
- if(priv->CurrentOperaRate ==36)
|
|
|
- {
|
|
|
+ if(priv->CurrentOperaRate ==36) {
|
|
|
priv->bUpdateARFR=true;
|
|
|
write_nic_word(dev, ARFR, 0x0F8F); //bypass 12/9/6
|
|
|
// printk("UP: ARFR=0xF8F\n");
|
|
|
- }
|
|
|
- else if(priv->bUpdateARFR)
|
|
|
- {
|
|
|
+ } else if(priv->bUpdateARFR) {
|
|
|
priv->bUpdateARFR=false;
|
|
|
write_nic_word(dev, ARFR, 0x0FFF); //set 1M ~ 54Mbps.
|
|
|
// printk("UP: ARFR=0xFFF\n");
|
|
|
}
|
|
|
|
|
|
// Update Fail Tx rate and count.
|
|
|
- if(priv->LastFailTxRate != priv->CurrentOperaRate)
|
|
|
- {
|
|
|
+ if(priv->LastFailTxRate != priv->CurrentOperaRate) {
|
|
|
priv->LastFailTxRate = priv->CurrentOperaRate;
|
|
|
priv->FailTxRateCount = 0;
|
|
|
priv->LastFailTxRateSS = -200; // Set lowest power.
|
|
|
}
|
|
|
}
|
|
|
- }
|
|
|
- else
|
|
|
- {
|
|
|
+ } else {
|
|
|
if(priv->TryupingCount > 0)
|
|
|
priv->TryupingCount --;
|
|
|
}
|
|
|
|
|
|
- if(bTryDown)
|
|
|
- {
|
|
|
+ if(bTryDown) {
|
|
|
priv->TryDownCountLowData++;
|
|
|
priv->TryupingCount = 0;
|
|
|
- {
|
|
|
+
|
|
|
// printk("DN: pHalData->TryDownCountLowData = %d\n",priv->TryDownCountLowData);
|
|
|
// printk("DN: TryDownTh =%d\n", TryDownTh);
|
|
|
// printk("DN: pHalData->bTryuping=%d\n", priv->bTryuping);
|
|
|
- }
|
|
|
+
|
|
|
|
|
|
//Check if Tx rate can be degraded or Test trying upgrading should fallback.
|
|
|
- if(priv->TryDownCountLowData > TryDownTh || priv->bTryuping)
|
|
|
- {
|
|
|
+ if(priv->TryDownCountLowData > TryDownTh || priv->bTryuping) {
|
|
|
priv->TryDownCountLowData = 0;
|
|
|
priv->bTryuping = false;
|
|
|
// Update fail information.
|
|
|
- if(priv->LastFailTxRate == priv->CurrentOperaRate)
|
|
|
- {
|
|
|
+ if(priv->LastFailTxRate == priv->CurrentOperaRate) {
|
|
|
priv->FailTxRateCount ++;
|
|
|
// Record the Tx fail rate signal strength.
|
|
|
if(CurrSignalStrength > priv->LastFailTxRateSS)
|
|
|
- {
|
|
|
priv->LastFailTxRateSS = CurrSignalStrength;
|
|
|
- }
|
|
|
- }
|
|
|
- else
|
|
|
- {
|
|
|
+ } else {
|
|
|
priv->LastFailTxRate = priv->CurrentOperaRate;
|
|
|
priv->FailTxRateCount = 1;
|
|
|
priv->LastFailTxRateSS = CurrSignalStrength;
|
|
@@ -1066,21 +925,17 @@ StaRateAdaptive87SE(
|
|
|
|
|
|
// Reduce chariot training time at weak signal strength situation. SD3 ED demand.
|
|
|
//[TRC Dell Lab] Revise Signal Threshold from -75 to -80 , Isaiah 2008-02-18 20:00
|
|
|
- if( (CurrSignalStrength < -80) && (priv->CurrentOperaRate > 72 ))
|
|
|
- {
|
|
|
+ if( (CurrSignalStrength < -80) && (priv->CurrentOperaRate > 72 )) {
|
|
|
priv->CurrentOperaRate = 72;
|
|
|
// printk("DN: weak signal strength (%d), degrade to 36Mbps\n", CurrSignalStrength);
|
|
|
}
|
|
|
|
|
|
//[TRC Dell Lab] Bypass 12/9/6, Isaiah 2008-02-18 20:00
|
|
|
- if(priv->CurrentOperaRate ==36)
|
|
|
- {
|
|
|
+ if(priv->CurrentOperaRate ==36) {
|
|
|
priv->bUpdateARFR=true;
|
|
|
write_nic_word(dev, ARFR, 0x0F8F); //bypass 12/9/6
|
|
|
// printk("DN: ARFR=0xF8F\n");
|
|
|
- }
|
|
|
- else if(priv->bUpdateARFR)
|
|
|
- {
|
|
|
+ } else if(priv->bUpdateARFR) {
|
|
|
priv->bUpdateARFR=false;
|
|
|
write_nic_word(dev, ARFR, 0x0FFF); //set 1M ~ 54Mbps.
|
|
|
// printk("DN: ARFR=0xFFF\n");
|
|
@@ -1089,15 +944,12 @@ StaRateAdaptive87SE(
|
|
|
//
|
|
|
// When it is CCK rate, it may need to update initial gain to receive lower power packets.
|
|
|
//
|
|
|
- if(MgntIsCckRate(priv->CurrentOperaRate))
|
|
|
- {
|
|
|
+ if(MgntIsCckRate(priv->CurrentOperaRate)) {
|
|
|
bUpdateInitialGain = true;
|
|
|
}
|
|
|
// printk("StaRateAdaptive87SE(): Degrade Tx Rate to %d\n", priv->CurrentOperaRate);
|
|
|
}
|
|
|
- }
|
|
|
- else
|
|
|
- {
|
|
|
+ } else {
|
|
|
if(priv->TryDownCountLowData > 0)
|
|
|
priv->TryDownCountLowData --;
|
|
|
}
|
|
@@ -1105,8 +957,7 @@ StaRateAdaptive87SE(
|
|
|
// Keep the Tx fail rate count to equal to 0x15 at most.
|
|
|
// Reduce the fail count at least to 10 sec if tx rate is tending stable.
|
|
|
if(priv->FailTxRateCount >= 0x15 ||
|
|
|
- (!bTryUp && !bTryDown && priv->TryDownCountLowData == 0 && priv->TryupingCount && priv->FailTxRateCount > 0x6))
|
|
|
- {
|
|
|
+ (!bTryUp && !bTryDown && priv->TryDownCountLowData == 0 && priv->TryupingCount && priv->FailTxRateCount > 0x6)) {
|
|
|
priv->FailTxRateCount --;
|
|
|
}
|
|
|
|
|
@@ -1115,49 +966,39 @@ StaRateAdaptive87SE(
|
|
|
CckTxPwrIdx = priv->chtxpwr[priv->ieee80211->current_network.channel];
|
|
|
|
|
|
//[TRC Dell Lab] Mac0x9e increase 2 level in 36M~18M situation, Isaiah 2008-02-18 24:00
|
|
|
- if((priv->CurrentOperaRate < 96) &&(priv->CurrentOperaRate > 22))
|
|
|
- {
|
|
|
+ if((priv->CurrentOperaRate < 96) &&(priv->CurrentOperaRate > 22)) {
|
|
|
u1bCck = read_nic_byte(dev, CCK_TXAGC);
|
|
|
u1bOfdm = read_nic_byte(dev, OFDM_TXAGC);
|
|
|
|
|
|
// case 1: Never enter High power
|
|
|
- if(u1bCck == CckTxPwrIdx )
|
|
|
- {
|
|
|
- if(u1bOfdm != (OfdmTxPwrIdx+2) )
|
|
|
- {
|
|
|
+ if(u1bCck == CckTxPwrIdx ) {
|
|
|
+ if(u1bOfdm != (OfdmTxPwrIdx+2) ) {
|
|
|
priv->bEnhanceTxPwr= true;
|
|
|
u1bOfdm = ((u1bOfdm+2) > 35) ? 35: (u1bOfdm+2);
|
|
|
write_nic_byte(dev, OFDM_TXAGC, u1bOfdm);
|
|
|
// printk("Enhance OFDM_TXAGC : +++++ u1bOfdm= 0x%x\n", u1bOfdm);
|
|
|
}
|
|
|
- }
|
|
|
+ } else if(u1bCck < CckTxPwrIdx) {
|
|
|
// case 2: enter high power
|
|
|
- else if(u1bCck < CckTxPwrIdx)
|
|
|
- {
|
|
|
- if(!priv->bEnhanceTxPwr)
|
|
|
- {
|
|
|
+ if(!priv->bEnhanceTxPwr) {
|
|
|
priv->bEnhanceTxPwr= true;
|
|
|
u1bOfdm = ((u1bOfdm+2) > 35) ? 35: (u1bOfdm+2);
|
|
|
write_nic_byte(dev, OFDM_TXAGC, u1bOfdm);
|
|
|
//RT_TRACE(COMP_RATE, DBG_TRACE, ("Enhance OFDM_TXAGC(2) : +++++ u1bOfdm= 0x%x\n", u1bOfdm));
|
|
|
}
|
|
|
}
|
|
|
- }
|
|
|
- else if(priv->bEnhanceTxPwr) //54/48/11/5.5/2/1
|
|
|
- {
|
|
|
+ } else if(priv->bEnhanceTxPwr) { //54/48/11/5.5/2/1
|
|
|
u1bCck = read_nic_byte(dev, CCK_TXAGC);
|
|
|
u1bOfdm = read_nic_byte(dev, OFDM_TXAGC);
|
|
|
|
|
|
// case 1: Never enter High power
|
|
|
- if(u1bCck == CckTxPwrIdx )
|
|
|
- {
|
|
|
+ if(u1bCck == CckTxPwrIdx ) {
|
|
|
priv->bEnhanceTxPwr= false;
|
|
|
write_nic_byte(dev, OFDM_TXAGC, OfdmTxPwrIdx);
|
|
|
//printk("Recover OFDM_TXAGC : ===== u1bOfdm= 0x%x\n", OfdmTxPwrIdx);
|
|
|
}
|
|
|
// case 2: enter high power
|
|
|
- else if(u1bCck < CckTxPwrIdx)
|
|
|
- {
|
|
|
+ else if(u1bCck < CckTxPwrIdx) {
|
|
|
priv->bEnhanceTxPwr= false;
|
|
|
u1bOfdm = ((u1bOfdm-2) > 0) ? (u1bOfdm-2): 0;
|
|
|
write_nic_byte(dev, OFDM_TXAGC, u1bOfdm);
|
|
@@ -1171,35 +1012,26 @@ StaRateAdaptive87SE(
|
|
|
// "from CCK to OFDM".
|
|
|
//
|
|
|
SetInitialGain:
|
|
|
- if(bUpdateInitialGain)
|
|
|
- {
|
|
|
- if(MgntIsCckRate(priv->CurrentOperaRate)) // CCK
|
|
|
- {
|
|
|
- if(priv->InitialGain > priv->RegBModeGainStage)
|
|
|
- {
|
|
|
+ if(bUpdateInitialGain) {
|
|
|
+ if(MgntIsCckRate(priv->CurrentOperaRate)) { // CCK
|
|
|
+ if(priv->InitialGain > priv->RegBModeGainStage) {
|
|
|
priv->InitialGainBackUp= priv->InitialGain;
|
|
|
|
|
|
if(CurrSignalStrength < -85) // Low power, OFDM [0x17] = 26.
|
|
|
- {
|
|
|
//SD3 SYs suggest that CurrSignalStrength < -65, ofdm 0x17=26.
|
|
|
priv->InitialGain = priv->RegBModeGainStage;
|
|
|
- }
|
|
|
+
|
|
|
else if(priv->InitialGain > priv->RegBModeGainStage + 1)
|
|
|
- {
|
|
|
priv->InitialGain -= 2;
|
|
|
- }
|
|
|
- else
|
|
|
- {
|
|
|
+
|
|
|
+ else
|
|
|
priv->InitialGain --;
|
|
|
- }
|
|
|
+
|
|
|
printk("StaRateAdaptive87SE(): update init_gain to index %d for date rate %d\n",priv->InitialGain, priv->CurrentOperaRate);
|
|
|
UpdateInitialGain(dev);
|
|
|
}
|
|
|
- }
|
|
|
- else // OFDM
|
|
|
- {
|
|
|
- if(priv->InitialGain < 4)
|
|
|
- {
|
|
|
+ } else { // OFDM
|
|
|
+ if(priv->InitialGain < 4) {
|
|
|
priv->InitialGainBackUp= priv->InitialGain;
|
|
|
|
|
|
priv->InitialGain ++;
|
|
@@ -1229,15 +1061,13 @@ void timer_rate_adaptive(unsigned long data)
|
|
|
{
|
|
|
struct r8180_priv* priv = ieee80211_priv((struct net_device *)data);
|
|
|
//DMESG("---->timer_rate_adaptive()\n");
|
|
|
- if(!priv->up)
|
|
|
- {
|
|
|
+ if(!priv->up) {
|
|
|
// DMESG("<----timer_rate_adaptive():driver is not up!\n");
|
|
|
return;
|
|
|
}
|
|
|
if((priv->ieee80211->iw_mode != IW_MODE_MASTER)
|
|
|
&& (priv->ieee80211->state == IEEE80211_LINKED) &&
|
|
|
- (priv->ForcedDataRate == 0) )
|
|
|
- {
|
|
|
+ (priv->ForcedDataRate == 0) ) {
|
|
|
// DMESG("timer_rate_adaptive():schedule rate_adapter_wq\n");
|
|
|
queue_work(priv->ieee80211->wq, (void *)&priv->ieee80211->rate_adapter_wq);
|
|
|
// StaRateAdaptive87SE((struct net_device *)data);
|
|
@@ -1259,12 +1089,9 @@ SwAntennaDiversityRxOk8185(
|
|
|
|
|
|
priv->AdRxOkCnt++;
|
|
|
|
|
|
- if( priv->AdRxSignalStrength != -1)
|
|
|
- {
|
|
|
+ if( priv->AdRxSignalStrength != -1) {
|
|
|
priv->AdRxSignalStrength = ((priv->AdRxSignalStrength*7) + (SignalStrength*3)) / 10;
|
|
|
- }
|
|
|
- else
|
|
|
- { // Initialization case.
|
|
|
+ } else { // Initialization case.
|
|
|
priv->AdRxSignalStrength = SignalStrength;
|
|
|
}
|
|
|
//{+by amy 080312
|
|
@@ -1290,8 +1117,7 @@ SetAntenna8185(
|
|
|
|
|
|
// printk("+SetAntenna8185(): Antenna is switching to: %d \n", u1bAntennaIndex);
|
|
|
|
|
|
- switch(u1bAntennaIndex)
|
|
|
- {
|
|
|
+ switch(u1bAntennaIndex) {
|
|
|
case 0:
|
|
|
/* Mac register, main antenna */
|
|
|
write_nic_byte(dev, ANTSEL, 0x03);
|
|
@@ -1319,9 +1145,7 @@ SetAntenna8185(
|
|
|
}
|
|
|
|
|
|
if(bAntennaSwitched)
|
|
|
- {
|
|
|
priv->CurrAntennaIndex = u1bAntennaIndex;
|
|
|
- }
|
|
|
|
|
|
// printk("-SetAntenna8185(): return (%#X)\n", bAntennaSwitched);
|
|
|
|
|
@@ -1340,15 +1164,12 @@ SwitchAntenna(
|
|
|
|
|
|
bool bResult;
|
|
|
|
|
|
- if(priv->CurrAntennaIndex == 0)
|
|
|
- {
|
|
|
+ if(priv->CurrAntennaIndex == 0) {
|
|
|
bResult = SetAntenna8185(dev, 1);
|
|
|
//by amy 080312
|
|
|
// printk("SwitchAntenna(): switching to antenna 1 ......\n");
|
|
|
// bResult = SetAntenna8185(dev, 1);//-by amy 080312
|
|
|
- }
|
|
|
- else
|
|
|
- {
|
|
|
+ } else {
|
|
|
bResult = SetAntenna8185(dev, 0);
|
|
|
//by amy 080312
|
|
|
// printk("SwitchAntenna(): switching to antenna 0 ......\n");
|
|
@@ -1375,8 +1196,7 @@ SwAntennaDiversity(
|
|
|
// printk("+SwAntennaDiversity(): CurrAntennaIndex: %d\n", priv->CurrAntennaIndex);
|
|
|
// printk("AdTickCount is %d\n",priv->AdTickCount);
|
|
|
//by amy 080312
|
|
|
- if(bSwCheckSS)
|
|
|
- {
|
|
|
+ if(bSwCheckSS) {
|
|
|
priv->AdTickCount++;
|
|
|
|
|
|
printk("(1) AdTickCount: %d, AdCheckPeriod: %d\n",
|
|
@@ -1387,25 +1207,22 @@ SwAntennaDiversity(
|
|
|
// priv->AdTickCount++;//-by amy 080312
|
|
|
|
|
|
// Case 1. No Link.
|
|
|
- if(priv->ieee80211->state != IEEE80211_LINKED)
|
|
|
- {
|
|
|
+ if(priv->ieee80211->state != IEEE80211_LINKED) {
|
|
|
// printk("SwAntennaDiversity(): Case 1. No Link.\n");
|
|
|
|
|
|
priv->bAdSwitchedChecking = false;
|
|
|
// I switch antenna here to prevent any one of antenna is broken before link established, 2006.04.18, by rcnjko..
|
|
|
SwitchAntenna(dev);
|
|
|
- }
|
|
|
- // Case 2. Linked but no packet received.
|
|
|
- else if(priv->AdRxOkCnt == 0)
|
|
|
- {
|
|
|
+
|
|
|
+ // Case 2. Linked but no packet receive.d
|
|
|
+ } else if(priv->AdRxOkCnt == 0) {
|
|
|
// printk("SwAntennaDiversity(): Case 2. Linked but no packet received.\n");
|
|
|
|
|
|
priv->bAdSwitchedChecking = false;
|
|
|
SwitchAntenna(dev);
|
|
|
- }
|
|
|
- // Case 3. Evaluate last antenna switch action and undo it if necessary.
|
|
|
- else if(priv->bAdSwitchedChecking == true)
|
|
|
- {
|
|
|
+
|
|
|
+ // Case 3. Evaluate last antenna switch action and undo it if necessary.
|
|
|
+ } else if(priv->bAdSwitchedChecking == true) {
|
|
|
// printk("SwAntennaDiversity(): Case 3. Evaluate last antenna switch action.\n");
|
|
|
|
|
|
priv->bAdSwitchedChecking = false;
|
|
@@ -1415,8 +1232,8 @@ SwAntennaDiversity(
|
|
|
|
|
|
priv->AdRxSsThreshold = (priv->AdRxSsThreshold > priv->AdMaxRxSsThreshold) ?
|
|
|
priv->AdMaxRxSsThreshold: priv->AdRxSsThreshold;
|
|
|
- if(priv->AdRxSignalStrength < priv->AdRxSsBeforeSwitched)
|
|
|
- { // Rx signal strength is not improved after we swtiched antenna. => Swich back.
|
|
|
+ if(priv->AdRxSignalStrength < priv->AdRxSsBeforeSwitched) {
|
|
|
+ // Rx signal strength is not improved after we swtiched antenna. => Swich back.
|
|
|
// printk("SwAntennaDiversity(): Rx Signal Strength is not improved, CurrRxSs: %d, LastRxSs: %d\n",
|
|
|
// priv->AdRxSignalStrength, priv->AdRxSsBeforeSwitched);
|
|
|
//by amy 080312
|
|
@@ -1429,9 +1246,8 @@ SwAntennaDiversity(
|
|
|
|
|
|
// Wrong deceision => switch back.
|
|
|
SwitchAntenna(dev);
|
|
|
- }
|
|
|
- else
|
|
|
- { // Rx Signal Strength is improved.
|
|
|
+ } else {
|
|
|
+ // Rx Signal Strength is improved.
|
|
|
// printk("SwAntennaDiversity(): Rx Signal Strength is improved, CurrRxSs: %d, LastRxSs: %d\n",
|
|
|
// priv->AdRxSignalStrength, priv->AdRxSsBeforeSwitched);
|
|
|
|
|
@@ -1444,8 +1260,7 @@ SwAntennaDiversity(
|
|
|
}
|
|
|
// Case 4. Evaluate if we shall switch antenna now.
|
|
|
// Cause Table Speed is very fast in TRC Dell Lab, we check it every time.
|
|
|
- else// if(priv->AdTickCount >= priv->AdCheckPeriod)//-by amy 080312
|
|
|
- {
|
|
|
+ else { // if(priv->AdTickCount >= priv->AdCheckPeriod)//-by amy 080312
|
|
|
// printk("SwAntennaDiversity(): Case 4. Evaluate if we shall switch antenna now.\n");
|
|
|
|
|
|
priv->AdTickCount = 0;
|
|
@@ -1463,8 +1278,8 @@ SwAntennaDiversity(
|
|
|
// Added by Roger, 2008.02.21.
|
|
|
//{by amy 080312
|
|
|
if((priv->AdMainAntennaRxOkCnt < priv->AdAuxAntennaRxOkCnt)
|
|
|
- && (priv->CurrAntennaIndex == 0))
|
|
|
- { // We set Main antenna as default but RxOk count was less than Aux ones.
|
|
|
+ && (priv->CurrAntennaIndex == 0)) {
|
|
|
+ // We set Main antenna as default but RxOk count was less than Aux ones.
|
|
|
|
|
|
// printk("SwAntennaDiversity(): Main antenna RxOK is poor, AdMainAntennaRxOkCnt: %d, AdAuxAntennaRxOkCnt: %d\n",
|
|
|
// priv->AdMainAntennaRxOkCnt, priv->AdAuxAntennaRxOkCnt);
|
|
@@ -1472,10 +1287,9 @@ SwAntennaDiversity(
|
|
|
// Switch to Aux antenna.
|
|
|
SwitchAntenna(dev);
|
|
|
priv->bHWAdSwitched = true;
|
|
|
- }
|
|
|
- else if((priv->AdAuxAntennaRxOkCnt < priv->AdMainAntennaRxOkCnt)
|
|
|
- && (priv->CurrAntennaIndex == 1))
|
|
|
- { // We set Aux antenna as default but RxOk count was less than Main ones.
|
|
|
+ } else if((priv->AdAuxAntennaRxOkCnt < priv->AdMainAntennaRxOkCnt)
|
|
|
+ && (priv->CurrAntennaIndex == 1)) {
|
|
|
+ // We set Aux antenna as default but RxOk count was less than Main ones.
|
|
|
|
|
|
// printk("SwAntennaDiversity(): Aux antenna RxOK is poor, AdMainAntennaRxOkCnt: %d, AdAuxAntennaRxOkCnt: %d\n",
|
|
|
// priv->AdMainAntennaRxOkCnt, priv->AdAuxAntennaRxOkCnt);
|
|
@@ -1483,9 +1297,8 @@ SwAntennaDiversity(
|
|
|
// Switch to Main antenna.
|
|
|
SwitchAntenna(dev);
|
|
|
priv->bHWAdSwitched = true;
|
|
|
- }
|
|
|
- else
|
|
|
- {// Default antenna is better.
|
|
|
+ } else {
|
|
|
+ // Default antenna is better.
|
|
|
|
|
|
// printk("SwAntennaDiversity(): Default antenna is better., AdMainAntennaRxOkCnt: %d, AdAuxAntennaRxOkCnt: %d\n",
|
|
|
// priv->AdMainAntennaRxOkCnt, priv->AdAuxAntennaRxOkCnt);
|
|
@@ -1504,12 +1317,11 @@ SwAntennaDiversity(
|
|
|
// Our guess is that main antenna have lower throughput and get many change
|
|
|
// to receive more CCK packets(ex.Beacon) which have stronger SignalStrength.
|
|
|
//
|
|
|
- if( (!priv->bHWAdSwitched) && (bSwCheckSS))
|
|
|
- {
|
|
|
+ if( (!priv->bHWAdSwitched) && (bSwCheckSS)) {
|
|
|
//by amy 080312}
|
|
|
// Evaluate Rx signal strength if we shall switch antenna now.
|
|
|
- if(priv->AdRxSignalStrength < priv->AdRxSsThreshold)
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- { // Rx signal strength is weak => Switch Antenna.
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+ if(priv->AdRxSignalStrength < priv->AdRxSsThreshold) {
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+ // Rx signal strength is weak => Switch Antenna.
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// printk("SwAntennaDiversity(): Rx Signal Strength is weak, CurrRxSs: %d, RxSsThreshold: %d\n",
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// priv->AdRxSignalStrength, priv->AdRxSsThreshold);
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@@ -1517,17 +1329,16 @@ SwAntennaDiversity(
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priv->bAdSwitchedChecking = true;
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SwitchAntenna(dev);
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- }
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- else
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- { // Rx signal strength is OK.
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+ } else {
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+ // Rx signal strength is OK.
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// printk("SwAntennaDiversity(): Rx Signal Strength is OK, CurrRxSs: %d, RxSsThreshold: %d\n",
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// priv->AdRxSignalStrength, priv->AdRxSsThreshold);
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priv->bAdSwitchedChecking = false;
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// Increase Rx signal strength threshold if necessary.
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if( (priv->AdRxSignalStrength > (priv->AdRxSsThreshold + 10)) && // Signal is much stronger than current threshold
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- priv->AdRxSsThreshold <= priv->AdMaxRxSsThreshold) // Current threhold is not yet reach upper limit.
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- {
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+ priv->AdRxSsThreshold <= priv->AdMaxRxSsThreshold) { // Current threhold is not yet reach upper limit.
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+
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priv->AdRxSsThreshold = (priv->AdRxSsThreshold + priv->AdRxSignalStrength) / 2;
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priv->AdRxSsThreshold = (priv->AdRxSsThreshold > priv->AdMaxRxSsThreshold) ?
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priv->AdMaxRxSsThreshold: priv->AdRxSsThreshold;//+by amy 080312
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@@ -1535,9 +1346,7 @@ SwAntennaDiversity(
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// Reduce Antenna Diversity checking period if possible.
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|
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if( priv->AdCheckPeriod > priv->AdMinCheckPeriod )
|
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- {
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priv->AdCheckPeriod /= 2;
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|
- }
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|
}
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|
}
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|
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}
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@@ -1563,9 +1372,7 @@ CheckTxPwrTracking( struct net_device *dev)
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|
|
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
|
|
|
|
|
|
if(!priv->bTxPowerTrack)
|
|
|
- {
|
|
|
return false;
|
|
|
- }
|
|
|
|
|
|
//lzm reserved 080826
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|
|
//if(priv->bScanInProgress)
|
|
@@ -1575,9 +1382,7 @@ CheckTxPwrTracking( struct net_device *dev)
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|
|
|
|
|
//if 87SE is in High Power , don't do Tx Power Tracking. asked by SD3 ED. 2008-08-08 Isaiah
|
|
|
if(priv->bToUpdateTxPwr)
|
|
|
- {
|
|
|
return false;
|
|
|
- }
|
|
|
|
|
|
return true;
|
|
|
}
|
|
@@ -1602,24 +1407,20 @@ SwAntennaDiversityTimerCallback(
|
|
|
// 2007.05.09, added by Roger.
|
|
|
//
|
|
|
rtState = priv->eRFPowerState;
|
|
|
- do{
|
|
|
- if (rtState == eRfOff)
|
|
|
- {
|
|
|
+ do {
|
|
|
+ if (rtState == eRfOff) {
|
|
|
// printk("SwAntennaDiversityTimer - RF is OFF.\n");
|
|
|
break;
|
|
|
- }
|
|
|
- else if (rtState == eRfSleep)
|
|
|
- {
|
|
|
+ } else if (rtState == eRfSleep) {
|
|
|
// Don't access BB/RF under Disable PLL situation.
|
|
|
//RT_TRACE((COMP_RF|COMP_ANTENNA), DBG_LOUD, ("SwAntennaDiversityTimerCallback(): RF is Sleep => skip it\n"));
|
|
|
break;
|
|
|
}
|
|
|
SwAntennaDiversity(dev);
|
|
|
|
|
|
- }while(false);
|
|
|
+ } while(false);
|
|
|
|
|
|
- if(priv->up)
|
|
|
- {
|
|
|
+ if(priv->up) {
|
|
|
priv->SwAntennaDiversityTimer.expires = jiffies + MSECS(ANTENNA_DIVERSITY_TIMER_PERIOD);
|
|
|
add_timer(&priv->SwAntennaDiversityTimer);
|
|
|
}
|