lkml.org 
[lkml]   [2012]   [Mar]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 5/5] Staging: rtl8187se: r8180_dm.c: Fix comments
Date
Change c++ style comments to c style

Signed-off-by: Andrew Miller <amiller@amilx.com>
---
drivers/staging/rtl8187se/r8180_dm.c | 1026 +++++++++++++++++-----------------
1 files changed, 525 insertions(+), 501 deletions(-)
diff --git a/drivers/staging/rtl8187se/r8180_dm.c b/drivers/staging/rtl8187se/r8180_dm.c
index 02bffa9..54b676f 100644
--- a/drivers/staging/rtl8187se/r8180_dm.c
+++ b/drivers/staging/rtl8187se/r8180_dm.c
@@ -1,14 +1,15 @@
-//#include "r8180.h"
+/*#include "r8180.h" */
#include "r8180_dm.h"
#include "r8180_hw.h"
#include "r8180_93cx6.h"
-//{by amy 080312
-
-//
-// Description:
-// Return TRUE if we shall perform High Power Mecahnism, FALSE otherwise.
-//
-//+by amy 080312
+/*{by amy 080312 */
+
+/*
+ * Description:
+ * Return TRUE if we shall perform High Power Mecahnism, FALSE otherwise.
+ *
+ *+by amy 080312
+ */
#define RATE_ADAPTIVE_TIMER_PERIOD 300

bool CheckHighPower(struct net_device *dev)
@@ -25,17 +26,17 @@ bool CheckHighPower(struct net_device *dev)
return true;
}

-//
-// Description:
-// Update Tx power level if necessary.
-// See also DoRxHighPower() and SetTxPowerLevel8185() for reference.
-//
-// Note:
-// The reason why we udpate Tx power level here instead of DoRxHighPower()
-// is the number of IO to change Tx power is much more than channel TR switch
-// and they are related to OFDM and MAC registers.
-// So, we don't want to update it so frequently in per-Rx packet base.
-//
+/*
+ * Description:
+ * Update Tx power level if necessary.
+ * See also DoRxHighPower() and SetTxPowerLevel8185() for reference.
+ *
+ * Note:
+ * The reason why we udpate Tx power level here instead of DoRxHighPower()
+ * is the number of IO to change Tx power is much more than channel TR switch
+ * and they are related to OFDM and MAC registers.
+ * So, we don't want to update it so frequently in per-Rx packet base.
+ */
void DoTxHighPower(struct net_device *dev)
{
struct r8180_priv *priv = ieee80211_priv(dev);
@@ -46,7 +47,7 @@ void DoTxHighPower(struct net_device *dev)
u8 u1bTmp;
char OfdmTxPwrIdx, CckTxPwrIdx;

- //printk("----> DoTxHighPower()\n");
+ /* printk("----> DoTxHighPower()\n"); */

HiPwrUpperTh = priv->RegHiPwrUpperTh;
HiPwrLowerTh = priv->RegHiPwrLowerTh;
@@ -56,83 +57,87 @@ void DoTxHighPower(struct net_device *dev)
RSSIHiPwrUpperTh = priv->RegRSSIHiPwrUpperTh;
RSSIHiPwrLowerTh = priv->RegRSSIHiPwrLowerTh;

- //lzm add 080826
+ /* lzm add 080826 */
OfdmTxPwrIdx = priv->chtxpwr_ofdm[priv->ieee80211->current_network.channel];
CckTxPwrIdx = priv->chtxpwr[priv->ieee80211->current_network.channel];

- // printk("DoTxHighPower() - UndecoratedSmoothedSS:%d, CurCCKRSSI = %d , bCurCCKPkt= %d \n", priv->UndecoratedSmoothedSS, priv->CurCCKRSSI, priv->bCurCCKPkt );
+ /*
+ * printk("DoTxHighPower() - UndecoratedSmoothedSS:%d, CurCCKRSSI = %d , bCurCCKPkt= %d \n",
+ * priv->UndecoratedSmoothedSS, priv->CurCCKRSSI, priv->bCurCCKPkt );
+ */

if ((priv->UndecoratedSmoothedSS > HiPwrUpperTh) ||
(priv->bCurCCKPkt && (priv->CurCCKRSSI > RSSIHiPwrUpperTh))) {
- // Stevenl suggested that degrade 8dbm in high power sate. 2007-12-04 Isaiah
+ /* Stevenl suggested that degrade 8dbm in high power sate. 2007-12-04 Isaiah */

- // printk("=====>DoTxHighPower() - High Power - UndecoratedSmoothedSS:%d, HiPwrUpperTh = %d \n", priv->UndecoratedSmoothedSS, HiPwrUpperTh );
+ /* printk("=====>DoTxHighPower() - High Power - UndecoratedSmoothedSS:%d, HiPwrUpperTh = %d \n", priv->UndecoratedSmoothedSS, HiPwrUpperTh ); */
priv->bToUpdateTxPwr = true;
u1bTmp= read_nic_byte(dev, CCK_TXAGC);

- // If it never enter High Power.
+ /* If it never enter High Power. */
if (CckTxPwrIdx == u1bTmp) {
- u1bTmp = (u1bTmp > 16) ? (u1bTmp -16): 0; // 8dbm
+ u1bTmp = (u1bTmp > 16) ? (u1bTmp -16): 0; /* 8dbm */
write_nic_byte(dev, CCK_TXAGC, u1bTmp);

u1bTmp= read_nic_byte(dev, OFDM_TXAGC);
- u1bTmp = (u1bTmp > 16) ? (u1bTmp -16): 0; // 8dbm
+ u1bTmp = (u1bTmp > 16) ? (u1bTmp -16): 0; /* 8dbm */
write_nic_byte(dev, OFDM_TXAGC, u1bTmp);
}

} else if ((priv->UndecoratedSmoothedSS < HiPwrLowerTh) &&
(!priv->bCurCCKPkt || priv->CurCCKRSSI < RSSIHiPwrLowerTh)) {
- // printk("DoTxHighPower() - lower Power - UndecoratedSmoothedSS:%d, HiPwrUpperTh = %d \n", priv->UndecoratedSmoothedSS, HiPwrLowerTh );
+ /* printk("DoTxHighPower() - lower Power - UndecoratedSmoothedSS:%d, HiPwrUpperTh = %d \n", priv->UndecoratedSmoothedSS, HiPwrLowerTh ); */
if (priv->bToUpdateTxPwr) {
priv->bToUpdateTxPwr = false;
- //SD3 required.
+ /* SD3 required. */
u1bTmp= read_nic_byte(dev, CCK_TXAGC);
if (u1bTmp < CckTxPwrIdx) {
- //u1bTmp = ((u1bTmp+16) > 35) ? 35: (u1bTmp+16); // 8dbm
- //write_nic_byte(dev, CCK_TXAGC, u1bTmp);
+ /* u1bTmp = ((u1bTmp+16) > 35) ? 35: (u1bTmp+16); 8dbm */
+ /* write_nic_byte(dev, CCK_TXAGC, u1bTmp); */
write_nic_byte(dev, CCK_TXAGC, CckTxPwrIdx);
}

u1bTmp= read_nic_byte(dev, OFDM_TXAGC);
if (u1bTmp < OfdmTxPwrIdx) {
- //u1bTmp = ((u1bTmp+16) > 35) ? 35: (u1bTmp+16); // 8dbm
- //write_nic_byte(dev, OFDM_TXAGC, u1bTmp);
+ /* u1bTmp = ((u1bTmp+16) > 35) ? 35: (u1bTmp+16); 8dbm */
+ /* write_nic_byte(dev, OFDM_TXAGC, u1bTmp); */
write_nic_byte(dev, OFDM_TXAGC, OfdmTxPwrIdx);
}
}
}

- //printk("<---- DoTxHighPower()\n");
+ /* printk("<---- DoTxHighPower()\n"); */
}


-//
-// Description:
-// Callback function of UpdateTxPowerWorkItem.
-// Because of some event happened, e.g. CCX TPC, High Power Mechanism,
-// We update Tx power of current channel again.
-//
+/*
+ * Description:
+ * Callback function of UpdateTxPowerWorkItem.
+ * Because of some event happened, e.g. CCX TPC, High Power Mechanism,
+ * We update Tx power of current channel again.
+ */
void rtl8180_tx_pw_wq(struct work_struct *work)
{
-// struct r8180_priv *priv = container_of(work, struct r8180_priv, watch_dog_wq);
-// struct ieee80211_device * ieee = (struct ieee80211_device*)
-// container_of(work, struct ieee80211_device, watch_dog_wq);
+/* struct r8180_priv *priv = container_of(work, struct r8180_priv, watch_dog_wq);
+ * struct ieee80211_device * ieee = (struct ieee80211_device*)
+ * container_of(work, struct ieee80211_device, watch_dog_wq);
+ */
struct delayed_work *dwork = to_delayed_work(work);
struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,tx_pw_wq);
struct net_device *dev = ieee->dev;

-// printk("----> UpdateTxPowerWorkItemCallback()\n");
+/* printk("----> UpdateTxPowerWorkItemCallback()\n"); */

DoTxHighPower(dev);

-// printk("<---- UpdateTxPowerWorkItemCallback()\n");
+/* printk("<---- UpdateTxPowerWorkItemCallback()\n"); */
}


-//
-// Description:
-// Return TRUE if we shall perform DIG Mecahnism, FALSE otherwise.
-//
+/*
+ * Description:
+ * Return TRUE if we shall perform DIG Mecahnism, FALSE otherwise.
+ */
bool CheckDig(struct net_device *dev)
{
struct r8180_priv *priv = ieee80211_priv(dev);
@@ -144,72 +149,72 @@ bool CheckDig(struct net_device *dev)
if (ieee->state != IEEE80211_LINKED)
return false;

- //if(priv->CurrentOperaRate < 36) // Schedule Dig under all OFDM rates. By Bruce, 2007-06-01.
- if ((priv->ieee80211->rate / 5) < 36) // Schedule Dig under all OFDM rates. By Bruce, 2007-06-01.
+ /* if(priv->CurrentOperaRate < 36) // Schedule Dig under all OFDM rates. By Bruce, 2007-06-01. */
+ if ((priv->ieee80211->rate / 5) < 36) /* Schedule Dig under all OFDM rates. By Bruce, 2007-06-01. */
return false;
return true;
}
-//
-// Description:
-// Implementation of DIG for Zebra and Zebra2.
-//
+/*
+ * Description:
+ * Implementation of DIG for Zebra and Zebra2.
+ */
void DIG_Zebra(struct net_device *dev)
{
struct r8180_priv *priv = ieee80211_priv(dev);
u16 CCKFalseAlarm, OFDMFalseAlarm;
u16 OfdmFA1, OfdmFA2;
- int InitialGainStep = 7; // The number of initial gain stages.
- int LowestGainStage = 4; // The capable lowest stage of performing dig workitem.
+ int InitialGainStep = 7; /* The number of initial gain stages. */
+ int LowestGainStage = 4; /* The capable lowest stage of performing dig workitem. */
u32 AwakePeriodIn2Sec = 0;

- //printk("---------> DIG_Zebra()\n");
+ /* printk("---------> DIG_Zebra()\n"); */

CCKFalseAlarm = (u16)(priv->FalseAlarmRegValue & 0x0000ffff);
OFDMFalseAlarm = (u16)((priv->FalseAlarmRegValue >> 16) & 0x0000ffff);
OfdmFA1 = 0x15;
OfdmFA2 = ((u16)(priv->RegDigOfdmFaUpTh)) << 8;

-// printk("DIG**********CCK False Alarm: %#X \n",CCKFalseAlarm);
-// printk("DIG**********OFDM False Alarm: %#X \n",OFDMFalseAlarm);
+/* printk("DIG**********CCK False Alarm: %#X \n",CCKFalseAlarm); */
+/* printk("DIG**********OFDM False Alarm: %#X \n",OFDMFalseAlarm); */

- // The number of initial gain steps is different, by Bruce, 2007-04-13.
- if (priv->InitialGain == 0) { //autoDIG
- // Advised from SD3 DZ
- priv->InitialGain = 4; // In 87B, m74dBm means State 4 (m82dBm)
+ /* The number of initial gain steps is different, by Bruce, 2007-04-13. */
+ if (priv->InitialGain == 0) { /* autoDIG */
+ /* Advised from SD3 DZ */
+ priv->InitialGain = 4; /* In 87B, m74dBm means State 4 (m82dBm) */
}
- // Advised from SD3 DZ
+ /* Advised from SD3 DZ */
OfdmFA1 = 0x20;

-#if 1 //lzm reserved 080826
+#if 1 /* lzm reserved 080826 */
AwakePeriodIn2Sec = (2000 - priv->DozePeriodInPast2Sec);
- //printk("&&& DozePeriod=%d AwakePeriod=%d\n", priv->DozePeriodInPast2Sec, AwakePeriodIn2Sec);
+ /* printk("&&& DozePeriod=%d AwakePeriod=%d\n", priv->DozePeriodInPast2Sec, AwakePeriodIn2Sec); */
priv ->DozePeriodInPast2Sec = 0;

if (AwakePeriodIn2Sec) {
- //RT_TRACE(COMP_DIG, DBG_TRACE, ("DIG: AwakePeriodIn2Sec(%d) - FATh(0x%X , 0x%X) ->",AwakePeriodIn2Sec, OfdmFA1, OfdmFA2));
- // adjuest DIG threshold.
+ /* RT_TRACE(COMP_DIG, DBG_TRACE, ("DIG: AwakePeriodIn2Sec(%d) - FATh(0x%X , 0x%X) ->",AwakePeriodIn2Sec, OfdmFA1, OfdmFA2)); */
+ /* adjuest DIG threshold. */
OfdmFA1 = (u16)((OfdmFA1 * AwakePeriodIn2Sec) / 2000) ;
OfdmFA2 = (u16)((OfdmFA2 * AwakePeriodIn2Sec) / 2000) ;
- //RT_TRACE(COMP_DIG, DBG_TRACE, ("( 0x%X , 0x%X)\n", OfdmFA1, OfdmFA2));
+ /* RT_TRACE(COMP_DIG, DBG_TRACE, ("( 0x%X , 0x%X)\n", OfdmFA1, OfdmFA2)); */
} else {
- ;//RT_TRACE(COMP_DIG, DBG_WARNING, ("ERROR!! AwakePeriodIn2Sec should not be ZERO!!\n"));
+ ;/* RT_TRACE(COMP_DIG, DBG_WARNING, ("ERROR!! AwakePeriodIn2Sec should not be ZERO!!\n")); */
}
#endif

InitialGainStep = 8;
- LowestGainStage = priv->RegBModeGainStage; // Lowest gain stage.
+ LowestGainStage = priv->RegBModeGainStage; /* Lowest gain stage. */

if (OFDMFalseAlarm > OfdmFA1) {
if (OFDMFalseAlarm > OfdmFA2) {
priv->DIG_NumberFallbackVote++;
if (priv->DIG_NumberFallbackVote > 1) {
- //serious OFDM False Alarm, need fallback
+ /* serious OFDM False Alarm, need fallback */
if (priv->InitialGain < InitialGainStep) {
priv->InitialGainBackUp = priv->InitialGain;

priv->InitialGain = (priv->InitialGain + 1);
-// printk("DIG**********OFDM False Alarm: %#X, OfdmFA1: %#X, OfdmFA2: %#X\n", OFDMFalseAlarm, OfdmFA1, OfdmFA2);
-// printk("DIG+++++++ fallback OFDM:%d \n", priv->InitialGain);
+/* printk("DIG**********OFDM False Alarm: %#X, OfdmFA1: %#X, OfdmFA2: %#X\n", OFDMFalseAlarm, OfdmFA1, OfdmFA2); */
+/* printk("DIG+++++++ fallback OFDM:%d \n", priv->InitialGain); */
UpdateInitialGain(dev);
}
priv->DIG_NumberFallbackVote = 0;
@@ -226,12 +231,12 @@ void DIG_Zebra(struct net_device *dev)
priv->DIG_NumberUpgradeVote++;

if (priv->DIG_NumberUpgradeVote > 9) {
- if (priv->InitialGain > LowestGainStage) { // In 87B, m78dBm means State 4 (m864dBm)
+ if (priv->InitialGain > LowestGainStage) { /* In 87B, m78dBm means State 4 (m864dBm) */
priv->InitialGainBackUp = priv->InitialGain;

priv->InitialGain = (priv->InitialGain - 1);
-// printk("DIG**********OFDM False Alarm: %#X, OfdmFA1: %#X, OfdmFA2: %#X\n", OFDMFalseAlarm, OfdmFA1, OfdmFA2);
-// printk("DIG--------- Upgrade OFDM:%d \n", priv->InitialGain);
+/* printk("DIG**********OFDM False Alarm: %#X, OfdmFA1: %#X, OfdmFA2: %#X\n", OFDMFalseAlarm, OfdmFA1, OfdmFA2); */
+/* printk("DIG--------- Upgrade OFDM:%d \n", priv->InitialGain); */
UpdateInitialGain(dev);
}
priv->DIG_NumberFallbackVote = 0;
@@ -239,14 +244,14 @@ void DIG_Zebra(struct net_device *dev)
}
}

-// printk("DIG+++++++ OFDM:%d\n", priv->InitialGain);
- //printk("<--------- DIG_Zebra()\n");
+/* printk("DIG+++++++ OFDM:%d\n", priv->InitialGain); */
+/* printk("<--------- DIG_Zebra()\n"); */
}

-//
-// Description:
-// Dispatch DIG implementation according to RF.
-//
+/*
+ * Description:
+ * Dispatch DIG implementation according to RF.
+ */
void DynamicInitGain(struct net_device *dev)
{
DIG_Zebra(dev);
@@ -259,11 +264,11 @@ void rtl8180_hw_dig_wq(struct work_struct *work)
struct net_device *dev = ieee->dev;
struct r8180_priv *priv = ieee80211_priv(dev);

- // Read CCK and OFDM False Alarm.
+ /* Read CCK and OFDM False Alarm. */
priv->FalseAlarmRegValue = read_nic_dword(dev, CCK_FALSE_ALARM);


- // Adjust Initial Gain dynamically.
+ /* Adjust Initial Gain dynamically. */
DynamicInitGain(dev);

}
@@ -296,52 +301,52 @@ int IncludedInSupportedRates(struct r8180_priv *priv, u8 TxRate)
return Found;
}

-//
-// Description:
-// Get the Tx rate one degree up form the input rate in the supported rates.
-// Return the upgrade rate if it is successed, otherwise return the input rate.
-// By Bruce, 2007-06-05.
-//
+/*
+ * Description:
+ * Get the Tx rate one degree up form the input rate in the supported rates.
+ * Return the upgrade rate if it is successed, otherwise return the input rate.
+ * By Bruce, 2007-06-05.
+ */
u8 GetUpgradeTxRate(struct net_device *dev, u8 rate)
{
struct r8180_priv *priv = ieee80211_priv(dev);
u8 UpRate;

- // Upgrade 1 degree.
+ /* Upgrade 1 degree. */
switch (rate) {
- case 108: // Up to 54Mbps.
+ case 108: /* Up to 54Mbps. */
UpRate = 108;
break;

- case 96: // Up to 54Mbps.
+ case 96: /* Up to 54Mbps. */
UpRate = 108;
break;

- case 72: // Up to 48Mbps.
+ case 72: /* Up to 48Mbps. */
UpRate = 96;
break;

- case 48: // Up to 36Mbps.
+ case 48: /* Up to 36Mbps. */
UpRate = 72;
break;

- case 36: // Up to 24Mbps.
+ case 36: /* Up to 24Mbps. */
UpRate = 48;
break;

- case 22: // Up to 18Mbps.
+ case 22: /* Up to 18Mbps. */
UpRate = 36;
break;

- case 11: // Up to 11Mbps.
+ case 11: /* Up to 11Mbps. */
UpRate = 22;
break;

- case 4: // Up to 5.5Mbps.
+ case 4: /* Up to 5.5Mbps. */
UpRate = 11;
break;

- case 2: // Up to 2Mbps.
+ case 2: /* Up to 2Mbps. */
UpRate = 4;
break;

@@ -349,62 +354,63 @@ u8 GetUpgradeTxRate(struct net_device *dev, u8 rate)
printk("GetUpgradeTxRate(): Input Tx Rate(%d) is undefined!\n", rate);
return rate;
}
- // Check if the rate is valid.
+ /* Check if the rate is valid. */
if (IncludedInSupportedRates(priv, UpRate)) {
-// printk("GetUpgradeTxRate(): GetUpgrade Tx rate(%d) from %d !\n", UpRate, priv->CurrentOperaRate);
+/* printk("GetUpgradeTxRate(): GetUpgrade Tx rate(%d) from %d !\n", UpRate, priv->CurrentOperaRate); */
return UpRate;
} else {
- //printk("GetUpgradeTxRate(): Tx rate (%d) is not in supported rates\n", UpRate);
+ /* printk("GetUpgradeTxRate(): Tx rate (%d) is not in supported rates\n", UpRate); */
return rate;
}
return rate;
}
-//
-// Description:
-// Get the Tx rate one degree down form the input rate in the supported rates.
-// Return the degrade rate if it is successed, otherwise return the input rate.
-// By Bruce, 2007-06-05.
-//
+/*
+ * Description:
+ * Get the Tx rate one degree down form the input rate in the supported rates.
+ * Return the degrade rate if it is successed, otherwise return the input rate.
+ * By Bruce, 2007-06-05.
+ */
+
u8 GetDegradeTxRate(struct net_device *dev, u8 rate)
{
struct r8180_priv *priv = ieee80211_priv(dev);
u8 DownRate;

- // Upgrade 1 degree.
+ /* Upgrade 1 degree. */
switch (rate) {
- case 108: // Down to 48Mbps.
+ case 108: /* Down to 48Mbps. */
DownRate = 96;
break;

- case 96: // Down to 36Mbps.
+ case 96: /* Down to 36Mbps. */
DownRate = 72;
break;

- case 72: // Down to 24Mbps.
+ case 72: /* Down to 24Mbps. */
DownRate = 48;
break;

- case 48: // Down to 18Mbps.
+ case 48: /* Down to 18Mbps. */
DownRate = 36;
break;

- case 36: // Down to 11Mbps.
+ case 36: /* Down to 11Mbps. */
DownRate = 22;
break;

- case 22: // Down to 5.5Mbps.
+ case 22: /* Down to 5.5Mbps. */
DownRate = 11;
break;

- case 11: // Down to 2Mbps.
+ case 11: /* Down to 2Mbps. */
DownRate = 4;
break;

- case 4: // Down to 1Mbps.
+ case 4: /* Down to 1Mbps. */
DownRate = 2;
break;

- case 2: // Down to 1Mbps.
+ case 2: /* Down to 1Mbps. */
DownRate = 2;
break;

@@ -412,21 +418,22 @@ u8 GetDegradeTxRate(struct net_device *dev, u8 rate)
printk("GetDegradeTxRate(): Input Tx Rate(%d) is undefined!\n", rate);
return rate;
}
- // Check if the rate is valid.
+ /* Check if the rate is valid. */
if (IncludedInSupportedRates(priv, DownRate)) {
-// printk("GetDegradeTxRate(): GetDegrade Tx rate(%d) from %d!\n", DownRate, priv->CurrentOperaRate);
+/* printk("GetDegradeTxRate(): GetDegrade Tx rate(%d) from %d!\n", DownRate, priv->CurrentOperaRate); */
return DownRate;
} else {
- //printk("GetDegradeTxRate(): Tx rate (%d) is not in supported rates\n", DownRate);
+ /* printk("GetDegradeTxRate(): Tx rate (%d) is not in supported rates\n", DownRate); */
return rate;
}
return rate;
}
-//
-// Helper function to determine if specified data rate is
-// CCK rate.
-// 2005.01.25, by rcnjko.
-//
+/*
+ * Helper function to determine if specified data rate is
+ * CCK rate.
+ * 2005.01.25, by rcnjko.
+ */
+
bool MgntIsCckRate(u16 rate)
{
bool bReturn = false;
@@ -437,43 +444,43 @@ bool MgntIsCckRate(u16 rate)

return bReturn;
}
-//
-// Description:
-// Tx Power tracking mechanism routine on 87SE.
-// Created by Roger, 2007.12.11.
-//
+/*
+ * Description:
+ * Tx Power tracking mechanism routine on 87SE.
+ * Created by Roger, 2007.12.11.
+ */
void TxPwrTracking87SE(struct net_device *dev)
{
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
u8 tmpu1Byte, CurrentThermal, Idx;
char CckTxPwrIdx, OfdmTxPwrIdx;
- //u32 u4bRfReg;
+ /* u32 u4bRfReg; */

tmpu1Byte = read_nic_byte(dev, EN_LPF_CAL);
- CurrentThermal = (tmpu1Byte & 0xf0) >> 4; //[ 7:4]: thermal meter indication.
- CurrentThermal = (CurrentThermal > 0x0c) ? 0x0c:CurrentThermal;//lzm add 080826
+ CurrentThermal = (tmpu1Byte & 0xf0) >> 4; /*[ 7:4]: thermal meter indication. */
+ CurrentThermal = (CurrentThermal > 0x0c) ? 0x0c:CurrentThermal;/* lzm add 080826 */

- //printk("TxPwrTracking87SE(): CurrentThermal(%d)\n", CurrentThermal);
+ /* printk("TxPwrTracking87SE(): CurrentThermal(%d)\n", CurrentThermal); */

if (CurrentThermal != priv->ThermalMeter) {
-// printk("TxPwrTracking87SE(): Thermal meter changed!!!\n");
+/* printk("TxPwrTracking87SE(): Thermal meter changed!!!\n"); */

- // Update Tx Power level on each channel.
+ /* Update Tx Power level on each channel. */
for (Idx = 1; Idx < 15; Idx++) {
CckTxPwrIdx = priv->chtxpwr[Idx];
OfdmTxPwrIdx = priv->chtxpwr_ofdm[Idx];

if (CurrentThermal > priv->ThermalMeter) {
- // higher thermal meter.
+ /* higher thermal meter. */
CckTxPwrIdx += (CurrentThermal - priv->ThermalMeter) * 2;
OfdmTxPwrIdx += (CurrentThermal - priv->ThermalMeter) * 2;

if (CckTxPwrIdx > 35)
- CckTxPwrIdx = 35; // Force TxPower to maximal index.
+ CckTxPwrIdx = 35; /* Force TxPower to maximal index. */
if (OfdmTxPwrIdx > 35)
OfdmTxPwrIdx = 35;
} else {
- // lower thermal meter.
+ /* lower thermal meter. */
CckTxPwrIdx -= (priv->ThermalMeter - CurrentThermal) * 2;
OfdmTxPwrIdx -= (priv->ThermalMeter - CurrentThermal) * 2;

@@ -483,12 +490,12 @@ void TxPwrTracking87SE(struct net_device *dev)
OfdmTxPwrIdx = 0;
}

- // Update TxPower level on CCK and OFDM resp.
+ /* Update TxPower level on CCK and OFDM resp. */
priv->chtxpwr[Idx] = CckTxPwrIdx;
priv->chtxpwr_ofdm[Idx] = OfdmTxPwrIdx;
}

- // Update TxPower level immediately.
+ /* Update TxPower level immediately. */
rtl8225z2_SetTXPowerLevel(dev, priv->ieee80211->current_network.channel);
}
priv->ThermalMeter = CurrentThermal;
@@ -499,7 +506,7 @@ void StaRateAdaptive87SE(struct net_device *dev)
unsigned long CurrTxokCnt;
u16 CurrRetryCnt;
u16 CurrRetryRate;
- //u16 i,idx;
+ /*u16 i,idx; */
unsigned long CurrRxokCnt;
bool bTryUp = false;
bool bTryDown = false;
@@ -521,345 +528,353 @@ void StaRateAdaptive87SE(struct net_device *dev)
TxThroughput = (u32)(priv->NumTxOkBytesTotal - priv->LastTxOKBytes);
priv->LastTxOKBytes = priv->NumTxOkBytesTotal;
priv->CurrentOperaRate = priv->ieee80211->rate / 5;
- //printk("priv->CurrentOperaRate is %d\n",priv->CurrentOperaRate);
- //2 Compute retry ratio.
+ /* printk("priv->CurrentOperaRate is %d\n",priv->CurrentOperaRate); */
+ /* 2 Compute retry ratio. */
if (CurrTxokCnt > 0) {
CurrRetryRate = (u16)(CurrRetryCnt * 100 / CurrTxokCnt);
} else {
- // It may be serious retry. To distinguish serious retry or no packets modified by Bruce
+ /* It may be serious retry. To distinguish serious retry or no packets modified by Bruce */
CurrRetryRate = (u16)(CurrRetryCnt * 100 / 1);
}


- //
- // Added by Roger, 2007.01.02.
- // For debug information.
- //
- //printk("\n(1) pHalData->LastRetryRate: %d \n",priv->LastRetryRate);
- //printk("(2) RetryCnt = %d \n", CurrRetryCnt);
- //printk("(3) TxokCnt = %d \n", CurrTxokCnt);
- //printk("(4) CurrRetryRate = %d \n", CurrRetryRate);
- //printk("(5) CurrSignalStrength = %d \n",CurrSignalStrength);
- //printk("(6) TxThroughput is %d\n",TxThroughput);
- //printk("priv->NumTxOkBytesTotal is %d\n",priv->NumTxOkBytesTotal);
+ /*
+ * Added by Roger, 2007.01.02.
+ * For debug information.
+ *
+ * printk("\n(1) pHalData->LastRetryRate: %d \n",priv->LastRetryRate);
+ * printk("(2) RetryCnt = %d \n", CurrRetryCnt);
+ * printk("(3) TxokCnt = %d \n", CurrTxokCnt);
+ * printk("(4) CurrRetryRate = %d \n", CurrRetryRate);
+ * printk("(5) CurrSignalStrength = %d \n",CurrSignalStrength);
+ * printk("(6) TxThroughput is %d\n",TxThroughput);
+ * printk("priv->NumTxOkBytesTotal is %d\n",priv->NumTxOkBytesTotal);
+ */

priv->LastRetryCnt = priv->CurrRetryCnt;
priv->LastTxokCnt = priv->NumTxOkTotal;
priv->LastRxokCnt = priv->ieee80211->NumRxOkTotal;
priv->CurrRetryCnt = 0;

- //2No Tx packets, return to init_rate or not?
+ /* 2No Tx packets, return to init_rate or not? */
if (CurrRetryRate == 0 && CurrTxokCnt == 0) {
- //
- //After 9 (30*300ms) seconds in this condition, we try to raise rate.
- //
+ /*
+ * After 9 (30*300ms) seconds in this condition, we try to raise rate.
+ */
priv->TryupingCountNoData++;

-// printk("No Tx packets, TryupingCountNoData(%d)\n", priv->TryupingCountNoData);
- //[TRC Dell Lab] Extend raised period from 4.5sec to 9sec, Isaiah 2008-02-15 18:00
+/* printk("No Tx packets, TryupingCountNoData(%d)\n", priv->TryupingCountNoData); */
+ /* [TRC Dell Lab] Extend raised period from 4.5sec to 9sec, Isaiah 2008-02-15 18:00 */
if (priv->TryupingCountNoData > 30) {
priv->TryupingCountNoData = 0;
priv->CurrentOperaRate = GetUpgradeTxRate(dev, priv->CurrentOperaRate);
- // Reset Fail Record
+ /* Reset Fail Record */
priv->LastFailTxRate = 0;
priv->LastFailTxRateSS = -200;
priv->FailTxRateCount = 0;
}
goto SetInitialGain;
} else {
- priv->TryupingCountNoData = 0; //Reset trying up times.
+ priv->TryupingCountNoData = 0; /*Reset trying up times. */
}


- //
- // For Netgear case, I comment out the following signal strength estimation,
- // which can results in lower rate to transmit when sample is NOT enough (e.g. PING request).
- // 2007.04.09, by Roger.
- //
-
- //
- // Restructure rate adaptive as the following main stages:
- // (1) Add retry threshold in 54M upgrading condition with signal strength.
- // (2) Add the mechanism to degrade to CCK rate according to signal strength
- // and retry rate.
- // (3) Remove all Initial Gain Updates over OFDM rate. To avoid the complicated
- // situation, Initial Gain Update is upon on DIG mechanism except CCK rate.
- // (4) Add the mehanism of trying to upgrade tx rate.
- // (5) Record the information of upping tx rate to avoid trying upping tx rate constantly.
- // By Bruce, 2007-06-05.
- //
- //
-
- // 11Mbps or 36Mbps
- // Check more times in these rate(key rates).
- //
+ /*
+ * For Netgear case, I comment out the following signal strength estimation,
+ * which can results in lower rate to transmit when sample is NOT enough (e.g. PING request).
+ * 2007.04.09, by Roger.
+ *
+ *
+ *
+ * Restructure rate adaptive as the following main stages:
+ * (1) Add retry threshold in 54M upgrading condition with signal strength.
+ * (2) Add the mechanism to degrade to CCK rate according to signal strength
+ * and retry rate.
+ * (3) Remove all Initial Gain Updates over OFDM rate. To avoid the complicated
+ * situation, Initial Gain Update is upon on DIG mechanism except CCK rate.
+ * (4) Add the mehanism of trying to upgrade tx rate.
+ * (5) Record the information of upping tx rate to avoid trying upping tx rate constantly.
+ * By Bruce, 2007-06-05.
+ *
+ */
+
+ /*
+ * 11Mbps or 36Mbps
+ * Check more times in these rate(key rates).
+ */
if (priv->CurrentOperaRate == 22 || priv->CurrentOperaRate == 72)
TryUpTh += 9;
- //
- // Let these rates down more difficult.
- //
+ /*
+ * Let these rates down more difficult.
+ */
if (MgntIsCckRate(priv->CurrentOperaRate) || priv->CurrentOperaRate == 36)
TryDownTh += 1;

- //1 Adjust Rate.
+ /* 1 Adjust Rate. */
if (priv->bTryuping == true) {
- //2 For Test Upgrading mechanism
- // Note:
- // Sometimes the throughput is upon on the capability bwtween the AP and NIC,
- // thus the low data rate does not improve the performance.
- // We randomly upgrade the data rate and check if the retry rate is improved.
-
- // Upgrading rate did not improve the retry rate, fallback to the original rate.
+ /* 2 For Test Upgrading mechanism
+ * Note:
+ * Sometimes the throughput is upon on the capability bwtween the AP and NIC,
+ * thus the low data rate does not improve the performance.
+ * We randomly upgrade the data rate and check if the retry rate is improved.
+ */
+
+ /* Upgrading rate did not improve the retry rate, fallback to the original rate. */
if ((CurrRetryRate > 25) && TxThroughput < priv->LastTxThroughput) {
- //Not necessary raising rate, fall back rate.
+ /*Not necessary raising rate, fall back rate. */
bTryDown = true;
- //printk("case1-1: Not necessary raising rate, fall back rate....\n");
- //printk("case1-1: pMgntInfo->CurrentOperaRate =%d, TxThroughput = %d, LastThroughput = %d\n",
- // priv->CurrentOperaRate, TxThroughput, priv->LastTxThroughput);
+ /* printk("case1-1: Not necessary raising rate, fall back rate....\n"); */
+ /* printk("case1-1: pMgntInfo->CurrentOperaRate =%d, TxThroughput = %d, LastThroughput = %d\n", */
+ /* priv->CurrentOperaRate, TxThroughput, priv->LastTxThroughput); */
} else {
priv->bTryuping = false;
}
} else if (CurrSignalStrength > -47 && (CurrRetryRate < 50)) {
- //2For High Power
- //
- // Added by Roger, 2007.04.09.
- // Return to highest data rate, if signal strength is good enough.
- // SignalStrength threshold(-50dbm) is for RTL8186.
- // Revise SignalStrength threshold to -51dbm.
- //
- // Also need to check retry rate for safety, by Bruce, 2007-06-05.
+ /*
+ * 2For High Power
+ *
+ * Added by Roger, 2007.04.09.
+ * Return to highest data rate, if signal strength is good enough.
+ * SignalStrength threshold(-50dbm) is for RTL8186.
+ * Revise SignalStrength threshold to -51dbm.
+ */
+ /* Also need to check retry rate for safety, by Bruce, 2007-06-05. */
if (priv->CurrentOperaRate != priv->ieee80211->current_network.HighestOperaRate) {
bTryUp = true;
- // Upgrade Tx Rate directly.
+ /* Upgrade Tx Rate directly. */
priv->TryupingCount += TryUpTh;
}
-// printk("case2: StaRateAdaptive87SE: Power(%d) is high enough!!. \n", CurrSignalStrength);
+/* printk("case2: StaRateAdaptive87SE: Power(%d) is high enough!!. \n", CurrSignalStrength); */

} else if (CurrTxokCnt > 9 && CurrTxokCnt < 100 && CurrRetryRate >= 600) {
- //2 For Serious Retry
- //
- // Traffic is not busy but our Tx retry is serious.
- //
+ /*
+ *2 For Serious Retry
+ *
+ * Traffic is not busy but our Tx retry is serious.
+ */
bTryDown = true;
- // Let Rate Mechanism to degrade tx rate directly.
+ /* 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);
+/* printk("case3: RA: Tx Retry is serious. Degrade Tx Rate to %d directly...\n", priv->CurrentOperaRate); */
} else if (priv->CurrentOperaRate == 108) {
- //2For 54Mbps
- // Air Link
+ /* 2For 54Mbps */
+ /* Air Link */
if ((CurrRetryRate > 26) && (priv->LastRetryRate > 25)) {
-// if ((CurrRetryRate>40)&&(priv->LastRetryRate>39))
- //Down to rate 48Mbps.
+/* if ((CurrRetryRate>40)&&(priv->LastRetryRate>39)) */
+ /*Down to rate 48Mbps. */
bTryDown = true;
}
- // Cable Link
+ /* Cable Link */
else if ((CurrRetryRate > 17) && (priv->LastRetryRate > 16) && (CurrSignalStrength > -72)) {
-// else if ((CurrRetryRate>17)&&(priv->LastRetryRate>16) && (CurrSignalStrength > -72))
- //Down to rate 48Mbps.
+/* else if ((CurrRetryRate>17)&&(priv->LastRetryRate>16) && (CurrSignalStrength > -72)) */
+ /*Down to rate 48Mbps. */
bTryDown = true;
}

- if (bTryDown && (CurrSignalStrength < -75)) //cable link
+ if (bTryDown && (CurrSignalStrength < -75)) /* cable link */
priv->TryDownCountLowData += TryDownTh;
- //printk("case4---54M \n");
+ /*printk("case4---54M \n"); */

}
else if (priv->CurrentOperaRate == 96) {
- //2For 48Mbps
- //Air Link
+ /* 2For 48Mbps */
+ /* Air Link */
if (((CurrRetryRate > 48) && (priv->LastRetryRate > 47))) {
-// if ( ((CurrRetryRate>65) && (priv->LastRetryRate>64)))
- //Down to rate 36Mbps.
+/* if ( ((CurrRetryRate>65) && (priv->LastRetryRate>64))) */
+ /* Down to rate 36Mbps. */
bTryDown = true;
- } else if (((CurrRetryRate > 21) && (priv->LastRetryRate > 20)) && (CurrSignalStrength > -74)) { //Cable Link
- //Down to rate 36Mbps.
+ } 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 + 70 )) && (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<28) && (priv->LastRetryRate<8) )
+ } 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)){
priv->TryDownCountLowData += TryDownTh;
}
- //printk("case5---48M \n");
+ /* printk("case5---48M \n"); */
} else if (priv->CurrentOperaRate == 72) {
- //2For 36Mbps
+ /* 2For 36Mbps */
if ((CurrRetryRate > 43) && (priv->LastRetryRate > 41)) {
-// if ( (CurrRetryRate>60) && (priv->LastRetryRate>59))
- //Down to rate 24Mbps.
+/* 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 + 70 )) && (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<35) && (priv->LastRetryRate<36))
+ } 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");
+ /* printk("case6---36M \n"); */
} else if (priv->CurrentOperaRate == 48) {
- //2For 24Mbps
- // Air Link
+ /* 2For 24Mbps */
+ /* Air Link */
if (((CurrRetryRate > 63) && (priv->LastRetryRate > 62))) {
-// if ( ((CurrRetryRate>83) && (priv->LastRetryRate>82)))
- //Down to rate 18Mbps.
+/* if ( ((CurrRetryRate>83) && (priv->LastRetryRate>82))) */
+ /* Down to rate 18Mbps. */
bTryDown = true;
- } else if (((CurrRetryRate > 33) && (priv->LastRetryRate > 32)) && (CurrSignalStrength > -82)) { //Cable Link
-// else if ( ((CurrRetryRate>50) && (priv->LastRetryRate>49)) && (CurrSignalStrength > -82) )
- //Down to rate 18Mbps.
+ } 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 + 70 )) && (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<40) && (priv->LastRetryRate<41))
+ } 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");
+ /* printk("case7---24M \n"); */
} 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
+ /* 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>115) && (priv->LastRetryRate>116)))
- //Down to rate 11Mbps.
+/* if ( ((CurrRetryRate>115) && (priv->LastRetryRate>116))) */
+ /* Down to rate 11Mbps. */
bTryDown = true;

- //[TRC Dell Lab] Isaiah 2008-02-18 23:24
+ /* [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 ))
+/* 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<42) && (priv->LastRetryRate<43))
+ } 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");
+ /* printk("case8---18M \n"); */
} else if (priv->CurrentOperaRate == 22) {
- //2For 11Mbps
+ /* 2For 11Mbps */
if (CurrRetryRate > 95) {
-// if (CurrRetryRate>155)
+/* if (CurrRetryRate>155) */
bTryDown = true;
}
- else if ((CurrRetryRate < 29) && (priv->LastRetryRate < 30)) { //TO DO: need to consider (RSSI)
-// else if ( (CurrRetryRate<49) && (priv->LastRetryRate <50) )
+ 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");
+ /* printk("case9---11M \n"); */
} else if (priv->CurrentOperaRate == 11) {
- //2For 5.5Mbps
+ /* 2For 5.5Mbps */
if (CurrRetryRate > 149) {
-// if (CurrRetryRate>189)
+/* if (CurrRetryRate>189) */
bTryDown = true;
} else if ((CurrRetryRate < 60) && (priv->LastRetryRate < 65)) {
-// else if ( (CurrRetryRate<80) && (priv->LastRetryRate < 85))
+/* else if ( (CurrRetryRate<80) && (priv->LastRetryRate < 85)) */
bTryUp = true;
}
- //printk("case10---5.5M \n");
+ /* printk("case10---5.5M \n"); */
} else if (priv->CurrentOperaRate == 4) {
- //2For 2 Mbps
+ /* 2For 2 Mbps */
if ((CurrRetryRate > 99) && (priv->LastRetryRate > 99)) {
-// if((CurrRetryRate>199) && (priv->LastRetryRate>199))
+/* if((CurrRetryRate>199) && (priv->LastRetryRate>199)) */
bTryDown = true;
} else if ((CurrRetryRate < 65) && (priv->LastRetryRate < 70)) {
-// else if ( (CurrRetryRate < 85) && (priv->LastRetryRate < 90))
+/* else if ( (CurrRetryRate < 85) && (priv->LastRetryRate < 90)) */
bTryUp = true;
}
- //printk("case11---2M \n");
+ /* printk("case11---2M \n"); */
} else if (priv->CurrentOperaRate == 2) {
- //2For 1 Mbps
+ /* 2For 1 Mbps */
if ((CurrRetryRate < 70) && (priv->LastRetryRate < 75)) {
-// if( (CurrRetryRate<90) && (priv->LastRetryRate<95))
+/* if( (CurrRetryRate<90) && (priv->LastRetryRate<95)) */
bTryUp = true;
}
- //printk("case12---1M \n");
+ /* printk("case12---1M \n"); */
}

if (bTryUp && bTryDown)
printk("StaRateAdaptive87B(): Tx Rate tried upping and downing simultaneously!\n");

- //1 Test Upgrading Tx Rate
- // 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.
+ /* 1 Test Upgrading Tx Rate
+ * 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) {
bTryUp = true;
priv->bTryuping = true;
- //printk("StaRateAdaptive87SE(): Randomly try upgrading...\n");
+ /* printk("StaRateAdaptive87SE(): Randomly try upgrading...\n"); */
}
}

- //1 Rate Mechanism
+ /* 1 Rate Mechanism */
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->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);} */

- //
- // Check more times if we need to upgrade indeed.
- // Because the largest value of pHalData->TryupingCount is 0xFFFF and
- // the largest value of pHalData->FailTxRateCount is 0x14,
- // this condition will be satisfied at most every 2 min.
- //
+ /*
+ * Check more times if we need to upgrade indeed.
+ * Because the largest value of pHalData->TryupingCount is 0xFFFF and
+ * the largest value of pHalData->FailTxRateCount is 0x14,
+ * this condition will be satisfied at most every 2 min.
+ */

if ((priv->TryupingCount > (TryUpTh + priv->FailTxRateCount * priv->FailTxRateCount)) ||
(CurrSignalStrength > priv->LastFailTxRateSS) || priv->bTryuping) {
priv->TryupingCount = 0;
- //
- // When transferring from CCK to OFDM, DIG is an important issue.
- //
+ /*
+ * When transferring from CCK to OFDM, DIG is an important issue.
+ */
if (priv->CurrentOperaRate == 22)
bUpdateInitialGain = true;

- // The difference in throughput between 48Mbps and 36Mbps is 8M.
- // So, we must be carefully in this rate scale. Isaiah 2008-02-15.
- //
+ /*
+ * The difference in throughput between 48Mbps and 36Mbps is 8M.
+ * So, we must be carefully in this rate scale. Isaiah 2008-02-15.
+ */
if (((priv->CurrentOperaRate == 72) || (priv->CurrentOperaRate == 48) || (priv->CurrentOperaRate == 36)) &&
(priv->FailTxRateCount > 2))
priv->RateAdaptivePeriod = (RATE_ADAPTIVE_TIMER_PERIOD / 2);

- // (1)To avoid upgrade frequently to the fail tx rate, add the FailTxRateCount into the threshold.
- // (2)If the signal strength is increased, it may be able to upgrade.
+ /* (1)To avoid upgrade frequently to the fail tx rate, add the FailTxRateCount into the threshold. */
+ /* (2)If the signal strength is increased, it may be able to upgrade. */

priv->CurrentOperaRate = GetUpgradeTxRate(dev, priv->CurrentOperaRate);
-// printk("StaRateAdaptive87SE(): Upgrade Tx Rate to %d\n", priv->CurrentOperaRate);
+/* printk("StaRateAdaptive87SE(): Upgrade Tx Rate to %d\n", priv->CurrentOperaRate); */

- //[TRC Dell Lab] Bypass 12/9/6, Isaiah 2008-02-18 20:00
+ /* [TRC Dell Lab] Bypass 12/9/6, Isaiah 2008-02-18 20:00 */
if (priv->CurrentOperaRate == 36) {
priv->bUpdateARFR = true;
- write_nic_word(dev, ARFR, 0x0F8F); //bypass 12/9/6
-// printk("UP: ARFR=0xF8F\n");
+ write_nic_word(dev, ARFR, 0x0F8F); /* bypass 12/9/6 */
+/* printk("UP: ARFR=0xF8F\n"); */
} else if(priv->bUpdateARFR) {
priv->bUpdateARFR = false;
- write_nic_word(dev, ARFR, 0x0FFF); //set 1M ~ 54Mbps.
-// printk("UP: ARFR=0xFFF\n");
+ write_nic_word(dev, ARFR, 0x0FFF); /* set 1M ~ 54Mbps. */
+/* printk("UP: ARFR=0xFFF\n"); */
}

- // Update Fail Tx rate and count.
+ /* Update Fail Tx rate and count. */
if (priv->LastFailTxRate != priv->CurrentOperaRate) {
priv->LastFailTxRate = priv->CurrentOperaRate;
priv->FailTxRateCount = 0;
- priv->LastFailTxRateSS = -200; // Set lowest power.
+ priv->LastFailTxRateSS = -200; /* Set lowest power. */
}
}
} else {
@@ -871,19 +886,19 @@ void StaRateAdaptive87SE(struct net_device *dev)
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);
+/* 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.
+ /* Check if Tx rate can be degraded or Test trying upgrading should fallback. */
if (priv->TryDownCountLowData > TryDownTh || priv->bTryuping) {
priv->TryDownCountLowData = 0;
priv->bTryuping = false;
- // Update fail information.
+ /* Update fail information. */
if (priv->LastFailTxRate == priv->CurrentOperaRate) {
priv->FailTxRateCount++;
- // Record the Tx fail rate signal strength.
+ /* Record the Tx fail rate signal strength. */
if (CurrSignalStrength > priv->LastFailTxRateSS)
priv->LastFailTxRateSS = CurrSignalStrength;
} else {
@@ -893,39 +908,41 @@ void StaRateAdaptive87SE(struct net_device *dev)
}
priv->CurrentOperaRate = GetDegradeTxRate(dev, priv->CurrentOperaRate);

- // 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
+ /* 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 )) {
priv->CurrentOperaRate = 72;
-// printk("DN: weak signal strength (%d), degrade to 36Mbps\n", CurrSignalStrength);
+/* printk("DN: weak signal strength (%d), degrade to 36Mbps\n", CurrSignalStrength); */
}

- //[TRC Dell Lab] Bypass 12/9/6, Isaiah 2008-02-18 20:00
+ /* [TRC Dell Lab] Bypass 12/9/6, Isaiah 2008-02-18 20:00 */
if (priv->CurrentOperaRate == 36) {
priv->bUpdateARFR = true;
- write_nic_word(dev, ARFR, 0x0F8F); //bypass 12/9/6
-// printk("DN: ARFR=0xF8F\n");
+ write_nic_word(dev, ARFR, 0x0F8F); /* bypass 12/9/6 */
+/* printk("DN: ARFR=0xF8F\n"); */
} else if (priv->bUpdateARFR) {
priv->bUpdateARFR = false;
- write_nic_word(dev, ARFR, 0x0FFF); //set 1M ~ 54Mbps.
-// printk("DN: ARFR=0xFFF\n");
+ write_nic_word(dev, ARFR, 0x0FFF); /* set 1M ~ 54Mbps. */
+/* printk("DN: ARFR=0xFFF\n"); */
}

- //
- // When it is CCK rate, it may need to update initial gain to receive lower power packets.
- //
+ /*
+ * When it is CCK rate, it may need to update initial gain to receive lower power packets.
+ */
if (MgntIsCckRate(priv->CurrentOperaRate)) {
bUpdateInitialGain = true;
}
-// printk("StaRateAdaptive87SE(): Degrade Tx Rate to %d\n", priv->CurrentOperaRate);
+/* printk("StaRateAdaptive87SE(): Degrade Tx Rate to %d\n", priv->CurrentOperaRate); */
}
} else {
if (priv->TryDownCountLowData > 0)
priv->TryDownCountLowData--;
}

- // 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.
+ /*
+ * 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)) {
priv->FailTxRateCount--;
@@ -935,60 +952,60 @@ void StaRateAdaptive87SE(struct net_device *dev)
OfdmTxPwrIdx = priv->chtxpwr_ofdm[priv->ieee80211->current_network.channel];
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
+ /* [TRC Dell Lab] Mac0x9e increase 2 level in 36M~18M situation, Isaiah 2008-02-18 24:00 */
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
+ /* case 1: Never enter High power */
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);
+/* printk("Enhance OFDM_TXAGC : +++++ u1bOfdm= 0x%x\n", u1bOfdm); */
}
} else if (u1bCck < CckTxPwrIdx) {
- // case 2: enter high power
+ /* case 2: enter high power */
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));
+ /* 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
+ /* case 1: Never enter High power */
if (u1bCck == CckTxPwrIdx) {
priv->bEnhanceTxPwr = false;
write_nic_byte(dev, OFDM_TXAGC, OfdmTxPwrIdx);
- //printk("Recover OFDM_TXAGC : ===== u1bOfdm= 0x%x\n", OfdmTxPwrIdx);
+ /*printk("Recover OFDM_TXAGC : ===== u1bOfdm= 0x%x\n", OfdmTxPwrIdx); */
}
- // case 2: enter high power
+ /* case 2: enter high power */
else if (u1bCck < CckTxPwrIdx) {
priv->bEnhanceTxPwr = false;
u1bOfdm = ((u1bOfdm - 2) > 0) ? (u1bOfdm - 2): 0;
write_nic_byte(dev, OFDM_TXAGC, u1bOfdm);
- //RT_TRACE(COMP_RATE, DBG_TRACE, ("Recover OFDM_TXAGC(2): ===== u1bOfdm= 0x%x\n", u1bOfdm));
+ /* RT_TRACE(COMP_RATE, DBG_TRACE, ("Recover OFDM_TXAGC(2): ===== u1bOfdm= 0x%x\n", u1bOfdm)); */

}
}

- //
- // We need update initial gain when we set tx rate "from OFDM to CCK" or
- // "from CCK to OFDM".
- //
+ /*
+ * We need update initial gain when we set tx rate "from OFDM to CCK" or
+ * "from CCK to OFDM".
+ */
SetInitialGain:
if (bUpdateInitialGain) {
- if (MgntIsCckRate(priv->CurrentOperaRate)) { // CCK
+ 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.
+ 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)
@@ -1000,7 +1017,7 @@ SetInitialGain:
printk("StaRateAdaptive87SE(): update init_gain to index %d for date rate %d\n",priv->InitialGain, priv->CurrentOperaRate);
UpdateInitialGain(dev);
}
- } else { // OFDM
+ } else { /* OFDM */
if (priv->InitialGain < 4) {
priv->InitialGainBackUp = priv->InitialGain;

@@ -1011,7 +1028,7 @@ SetInitialGain:
}
}

- //Record the related info
+ /* Record the related info */
priv->LastRetryRate = CurrRetryRate;
priv->LastTxThroughput = TxThroughput;
priv->ieee80211->rate = priv->CurrentOperaRate * 5;
@@ -1022,62 +1039,62 @@ void rtl8180_rate_adapter(struct work_struct *work)
struct delayed_work *dwork = to_delayed_work(work);
struct ieee80211_device *ieee = container_of(dwork, struct ieee80211_device, rate_adapter_wq);
struct net_device *dev = ieee->dev;
- //struct r8180_priv *priv = ieee80211_priv(dev);
-// DMESG("---->rtl8180_rate_adapter");
+ /* struct r8180_priv *priv = ieee80211_priv(dev); */
+/* DMESG("---->rtl8180_rate_adapter"); */
StaRateAdaptive87SE(dev);
-// DMESG("<----rtl8180_rate_adapter");
+/* DMESG("<----rtl8180_rate_adapter"); */
}
void timer_rate_adaptive(unsigned long data)
{
struct r8180_priv *priv = ieee80211_priv((struct net_device *)data);
- //DMESG("---->timer_rate_adaptive()\n");
+ /* DMESG("---->timer_rate_adaptive()\n"); */
if (!priv->up) {
-// DMESG("<----timer_rate_adaptive():driver is not up!\n");
+/* 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)) {
-// DMESG("timer_rate_adaptive():schedule rate_adapter_wq\n");
+/* 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);
+/* StaRateAdaptive87SE((struct net_device *)data); */
}
priv->rateadapter_timer.expires = jiffies + MSECS(priv->RateAdaptivePeriod);
add_timer(&priv->rateadapter_timer);
- //DMESG("<----timer_rate_adaptive()\n");
+ /* DMESG("<----timer_rate_adaptive()\n"); */
}
-//by amy 080312}
+/* by amy 080312} */
void SwAntennaDiversityRxOk8185(struct net_device *dev, u8 SignalStrength)
{
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);

-// printk("+SwAntennaDiversityRxOk8185: RxSs: %d\n", SignalStrength);
+/* printk("+SwAntennaDiversityRxOk8185: RxSs: %d\n", SignalStrength); */

priv->AdRxOkCnt++;

if (priv->AdRxSignalStrength != -1) {
priv->AdRxSignalStrength = ((priv->AdRxSignalStrength * 7) + (SignalStrength * 3)) / 10;
- } else { // Initialization case.
+ } else { /* Initialization case. */
priv->AdRxSignalStrength = SignalStrength;
}
-//{+by amy 080312
- if (priv->LastRxPktAntenna) //Main antenna.
+/* {+by amy 080312 */
+ if (priv->LastRxPktAntenna) /* Main antenna. */
priv->AdMainAntennaRxOkCnt++;
- else // Aux antenna.
+ else /* Aux antenna. */
priv->AdAuxAntennaRxOkCnt++;
-//+by amy 080312
-// printk("-SwAntennaDiversityRxOk8185: AdRxOkCnt: %d AdRxSignalStrength: %d\n", priv->AdRxOkCnt, priv->AdRxSignalStrength);
+/* +by amy 080312 */
+/* printk("-SwAntennaDiversityRxOk8185: AdRxOkCnt: %d AdRxSignalStrength: %d\n", priv->AdRxOkCnt, priv->AdRxSignalStrength); */
}
-//
-// Description:
-// Change Antenna Switch.
-//
+/*
+ * Description:
+ * Change Antenna Switch.
+ */
bool SetAntenna8185(struct net_device *dev, u8 u1bAntennaIndex)
{
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
bool bAntennaSwitched = false;

-// printk("+SetAntenna8185(): Antenna is switching to: %d \n", u1bAntennaIndex);
+/* printk("+SetAntenna8185(): Antenna is switching to: %d \n", u1bAntennaIndex); */

switch (u1bAntennaIndex) {
case 0:
@@ -1109,14 +1126,14 @@ bool SetAntenna8185(struct net_device *dev, u8 u1bAntennaIndex)
if(bAntennaSwitched)
priv->CurrAntennaIndex = u1bAntennaIndex;

-// printk("-SetAntenna8185(): return (%#X)\n", bAntennaSwitched);
+/* printk("-SetAntenna8185(): return (%#X)\n", bAntennaSwitched); */

return bAntennaSwitched;
}
-//
-// Description:
-// Toggle Antenna switch.
-//
+/*
+ * Description:
+ * Toggle Antenna switch.
+ */
bool SwitchAntenna(struct net_device *dev)
{
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
@@ -1125,33 +1142,37 @@ bool SwitchAntenna(struct net_device *dev)

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
+/*
+ * by amy 080312
+ * printk("SwitchAntenna(): switching to antenna 1 ......\n");
+ * bResult = SetAntenna8185(dev, 1);//-by amy 080312
+ */
} else {
bResult = SetAntenna8185(dev, 0);
-//by amy 080312
-// printk("SwitchAntenna(): switching to antenna 0 ......\n");
-// bResult = SetAntenna8185(dev, 0);//-by amy 080312
+/*
+ * by amy 080312
+ * printk("SwitchAntenna(): switching to antenna 0 ......\n");
+ * bResult = SetAntenna8185(dev, 0);//-by amy 080312
+ */
}

return bResult;
}
-//
-// Description:
-// Engine of SW Antenna Diversity mechanism.
-// Since 8187 has no Tx part information,
-// this implementation is only dependend on Rx part information.
-//
-// 2006.04.17, by rcnjko.
-//
+/*
+ * Description:
+ * Engine of SW Antenna Diversity mechanism.
+ * Since 8187 has no Tx part information,
+ * this implementation is only dependend on Rx part information.
+ *
+ * 2006.04.17, by rcnjko.
+ */
void SwAntennaDiversity(struct net_device *dev)
{
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
bool bSwCheckSS = false;
-// printk("+SwAntennaDiversity(): CurrAntennaIndex: %d\n", priv->CurrAntennaIndex);
-// printk("AdTickCount is %d\n",priv->AdTickCount);
-//by amy 080312
+/* printk("+SwAntennaDiversity(): CurrAntennaIndex: %d\n", priv->CurrAntennaIndex); */
+/* printk("AdTickCount is %d\n",priv->AdTickCount); */
+/* by amy 080312 */
if (bSwCheckSS) {
priv->AdTickCount++;

@@ -1160,168 +1181,169 @@ void SwAntennaDiversity(struct net_device *dev)
printk("(2) AdRxSignalStrength: %ld, AdRxSsThreshold: %ld\n",
priv->AdRxSignalStrength, priv->AdRxSsThreshold);
}
-// priv->AdTickCount++;//-by amy 080312
+/* priv->AdTickCount++;//-by amy 080312 */

- // Case 1. No Link.
+ /* Case 1. No Link. */
if (priv->ieee80211->state != IEEE80211_LINKED) {
- // printk("SwAntennaDiversity(): Case 1. No Link.\n");
+ /* 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..
+ /* 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 receive.d
+ /* Case 2. Linked but no packet receive.d */
} else if (priv->AdRxOkCnt == 0) {
- // printk("SwAntennaDiversity(): Case 2. Linked but no packet received.\n");
+ /* 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.
+ /* 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");
+ /* printk("SwAntennaDiversity(): Case 3. Evaluate last antenna switch action.\n"); */

priv->bAdSwitchedChecking = false;

- // Adjust Rx signal strength threshold.
+ /* Adjust Rx signal strength threshold. */
priv->AdRxSsThreshold = (priv->AdRxSignalStrength + priv->AdRxSsBeforeSwitched) / 2;

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.
-// printk("SwAntennaDiversity(): Rx Signal Strength is not improved, CurrRxSs: %d, LastRxSs: %d\n",
-// priv->AdRxSignalStrength, priv->AdRxSsBeforeSwitched);
-//by amy 080312
- // Increase Antenna Diversity checking period due to bad decision.
+ /* 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 */
+ /* Increase Antenna Diversity checking period due to bad decision. */
priv->AdCheckPeriod *= 2;
-//by amy 080312
- // Increase Antenna Diversity checking period.
+/* by amy 080312 */
+ /* Increase Antenna Diversity checking period. */
if (priv->AdCheckPeriod > priv->AdMaxCheckPeriod)
priv->AdCheckPeriod = priv->AdMaxCheckPeriod;

- // Wrong deceision => switch back.
+ /* Wrong deceision => switch back. */
SwitchAntenna(dev);
} else {
- // Rx Signal Strength is improved.
-// printk("SwAntennaDiversity(): Rx Signal Strength is improved, CurrRxSs: %d, LastRxSs: %d\n",
-// priv->AdRxSignalStrength, priv->AdRxSsBeforeSwitched);
+ /* Rx Signal Strength is improved. */
+/* printk("SwAntennaDiversity(): Rx Signal Strength is improved, CurrRxSs: %d, LastRxSs: %d\n", */
+/* priv->AdRxSignalStrength, priv->AdRxSsBeforeSwitched); */

- // Reset Antenna Diversity checking period to its min value.
+ /* Reset Antenna Diversity checking period to its min value. */
priv->AdCheckPeriod = priv->AdMinCheckPeriod;
}

-// printk("SwAntennaDiversity(): AdRxSsThreshold: %d, AdCheckPeriod: %d\n",
-// priv->AdRxSsThreshold, priv->AdCheckPeriod);
+/* printk("SwAntennaDiversity(): AdRxSsThreshold: %d, AdCheckPeriod: %d\n", */
+/* priv->AdRxSsThreshold, priv->AdCheckPeriod); */
}
- // 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
-// printk("SwAntennaDiversity(): Case 4. Evaluate if we shall switch antenna now.\n");
+ /* 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 */
+/* printk("SwAntennaDiversity(): Case 4. Evaluate if we shall switch antenna now.\n"); */

priv->AdTickCount = 0;

- //
- // <Roger_Notes> We evaluate RxOk counts for each antenna first and than
- // evaluate signal strength.
- // The following operation can overcome the disability of CCA on both two antennas
- // When signal strength was extremely low or high.
- // 2008.01.30.
- //
-
- //
- // Evaluate RxOk count from each antenna if we shall switch default antenna now.
- // Added by Roger, 2008.02.21.
-//{by amy 080312
+ /*
+ * <Roger_Notes> We evaluate RxOk counts for each antenna first and than
+ * evaluate signal strength.
+ * The following operation can overcome the disability of CCA on both two antennas
+ * When signal strength was extremely low or high.
+ * 2008.01.30.
+ */
+
+ /*
+ * Evaluate RxOk count from each antenna if we shall switch default antenna now.
+ * 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.
+ /* 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);
+ /* printk("SwAntennaDiversity(): Main antenna RxOK is poor, AdMainAntennaRxOkCnt: %d, AdAuxAntennaRxOkCnt: %d\n", */
+ /* priv->AdMainAntennaRxOkCnt, priv->AdAuxAntennaRxOkCnt); */

- // Switch to Aux antenna.
+ /* 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.
+ /* 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);
+ /* printk("SwAntennaDiversity(): Aux antenna RxOK is poor, AdMainAntennaRxOkCnt: %d, AdAuxAntennaRxOkCnt: %d\n", */
+ /* priv->AdMainAntennaRxOkCnt, priv->AdAuxAntennaRxOkCnt); */

- // Switch to Main antenna.
+ /* Switch to Main antenna. */
SwitchAntenna(dev);
priv->bHWAdSwitched = true;
} else {
- // Default antenna is better.
+ /* Default antenna is better. */

- // printk("SwAntennaDiversity(): Default antenna is better., AdMainAntennaRxOkCnt: %d, AdAuxAntennaRxOkCnt: %d\n",
- // priv->AdMainAntennaRxOkCnt, priv->AdAuxAntennaRxOkCnt);
+ /* printk("SwAntennaDiversity(): Default antenna is better., AdMainAntennaRxOkCnt: %d, AdAuxAntennaRxOkCnt: %d\n", */
+ /* priv->AdMainAntennaRxOkCnt, priv->AdAuxAntennaRxOkCnt); */

- // Still need to check current signal strength.
+ /* Still need to check current signal strength. */
priv->bHWAdSwitched = false;
}
- //
- // <Roger_Notes> We evaluate Rx signal strength ONLY when default antenna
- // didn't changed by HW evaluation.
- // 2008.02.27.
- //
- // [TRC Dell Lab] SignalStrength is inaccuracy. Isaiah 2008-03-05
- // For example, Throughput of aux is better than main antenna(about 10M v.s 2M),
- // but AdRxSignalStrength is less than main.
- // Our guess is that main antenna have lower throughput and get many change
- // to receive more CCK packets(ex.Beacon) which have stronger SignalStrength.
- //
+ /*
+ * <Roger_Notes> We evaluate Rx signal strength ONLY when default antenna
+ * didn't changed by HW evaluation.
+ * 2008.02.27.
+ *
+ * [TRC Dell Lab] SignalStrength is inaccuracy. Isaiah 2008-03-05
+ * For example, Throughput of aux is better than main antenna(about 10M v.s 2M),
+ * but AdRxSignalStrength is less than main.
+ * 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)) {
-//by amy 080312}
- // Evaluate Rx signal strength if we shall switch antenna now.
+/* by amy 080312} */
+ /* Evaluate Rx signal strength if we shall switch antenna now. */
if (priv->AdRxSignalStrength < priv->AdRxSsThreshold) {
- // Rx signal strength is weak => Switch Antenna.
-// printk("SwAntennaDiversity(): Rx Signal Strength is weak, CurrRxSs: %d, RxSsThreshold: %d\n",
-// priv->AdRxSignalStrength, priv->AdRxSsThreshold);
+ /* Rx signal strength is weak => Switch Antenna. */
+/* printk("SwAntennaDiversity(): Rx Signal Strength is weak, CurrRxSs: %d, RxSsThreshold: %d\n", */
+/* priv->AdRxSignalStrength, priv->AdRxSsThreshold); */

priv->AdRxSsBeforeSwitched = priv->AdRxSignalStrength;
priv->bAdSwitchedChecking = true;

SwitchAntenna(dev);
} else {
- // Rx signal strength is OK.
-// printk("SwAntennaDiversity(): Rx Signal Strength is OK, CurrRxSs: %d, RxSsThreshold: %d\n",
-// priv->AdRxSignalStrength, priv->AdRxSsThreshold);
+ /* Rx signal strength is OK. */
+/* printk("SwAntennaDiversity(): Rx Signal Strength is OK, CurrRxSs: %d, RxSsThreshold: %d\n", */
+/* priv->AdRxSignalStrength, priv->AdRxSsThreshold); */

priv->bAdSwitchedChecking = false;
- // Increase Rx signal strength threshold if necessary.
- if ((priv->AdRxSignalStrength > (priv->AdRxSsThreshold + 10)) && // Signal is much stronger than current threshold
- priv->AdRxSsThreshold <= priv->AdMaxRxSsThreshold) { // Current threhold is not yet reach upper limit.
+ /* Increase Rx signal strength threshold if necessary. */
+ if ((priv->AdRxSignalStrength > (priv->AdRxSsThreshold + 10)) && /* Signal is much stronger than current threshold */
+ priv->AdRxSsThreshold <= priv->AdMaxRxSsThreshold) { /* Current threhold is not yet reach upper limit. */

priv->AdRxSsThreshold = (priv->AdRxSsThreshold + priv->AdRxSignalStrength) / 2;
priv->AdRxSsThreshold = (priv->AdRxSsThreshold > priv->AdMaxRxSsThreshold) ?
- priv->AdMaxRxSsThreshold: priv->AdRxSsThreshold;//+by amy 080312
+ priv->AdMaxRxSsThreshold: priv->AdRxSsThreshold;/* +by amy 080312 */
}

- // Reduce Antenna Diversity checking period if possible.
+ /* Reduce Antenna Diversity checking period if possible. */
if (priv->AdCheckPeriod > priv->AdMinCheckPeriod)
priv->AdCheckPeriod /= 2;
}
}
}
-//by amy 080312
- // Reset antenna diversity Rx related statistics.
+/* by amy 080312 */
+ /* Reset antenna diversity Rx related statistics. */
priv->AdRxOkCnt = 0;
priv->AdMainAntennaRxOkCnt = 0;
priv->AdAuxAntennaRxOkCnt = 0;
-//by amy 080312
+/* by amy 080312 */

-// priv->AdRxOkCnt = 0;//-by amy 080312
+/* priv->AdRxOkCnt = 0;//-by amy 080312 */

-// printk("-SwAntennaDiversity()\n");
+/* printk("-SwAntennaDiversity()\n"); */
}

-//
-// Description:
-// Return TRUE if we shall perform Tx Power Tracking Mecahnism, FALSE otherwise.
-//
+/*
+ * Description:
+ * Return TRUE if we shall perform Tx Power Tracking Mecahnism, FALSE otherwise.
+ */
bool CheckTxPwrTracking(struct net_device *dev)
{
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
@@ -1329,13 +1351,15 @@ bool CheckTxPwrTracking(struct net_device *dev)
if (!priv->bTxPowerTrack)
return false;

-//lzm reserved 080826
- //if(priv->bScanInProgress)
- //{
- // return false;
- //}
+/* lzm reserved 080826 */
+ /*
+ * if(priv->bScanInProgress)
+ * {
+ * return false;
+ * }
+ */

- //if 87SE is in High Power , don't do Tx Power Tracking. asked by SD3 ED. 2008-08-08 Isaiah
+ /* 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;

@@ -1343,29 +1367,29 @@ bool CheckTxPwrTracking(struct net_device *dev)
}


-//
-// Description:
-// Timer callback function of SW Antenna Diversity.
-//
+/*
+ * Description:
+ * Timer callback function of SW Antenna Diversity.
+ */
void SwAntennaDiversityTimerCallback(struct net_device *dev)
{
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
RT_RF_POWER_STATE rtState;

- //printk("+SwAntennaDiversityTimerCallback()\n");
+ /* printk("+SwAntennaDiversityTimerCallback()\n"); */

- //
- // We do NOT need to switch antenna while RF is off.
- // 2007.05.09, added by Roger.
- //
+ /*
+ * We do NOT need to switch antenna while RF is off.
+ * 2007.05.09, added by Roger.
+ */
rtState = priv->eRFPowerState;
do {
if (rtState == eRfOff) {
-// printk("SwAntennaDiversityTimer - RF is OFF.\n");
+/* printk("SwAntennaDiversityTimer - RF is OFF.\n"); */
break;
} 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"));
+ /* 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);
@@ -1377,6 +1401,6 @@ void SwAntennaDiversityTimerCallback(struct net_device *dev)
add_timer(&priv->SwAntennaDiversityTimer);
}

- //printk("-SwAntennaDiversityTimerCallback()\n");
+ /* printk("-SwAntennaDiversityTimerCallback()\n"); */
}

--
1.7.7.6


\
 
 \ /
  Last update: 2012-03-15 20:11    [from the cache]
©2003-2014 Jasper Spaans. Advertise on this site