//
// 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;
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
//printk("TxPwrTracking87SE(): CurrentThermal(%d)\n", CurrentThermal);
if( CurrentThermal != priv->ThermalMeter)
{
// printk("TxPwrTracking87SE(): Thermal meter changed!!!\n");
// 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.
CckTxPwrIdx += (CurrentThermal - priv->ThermalMeter)*2;
OfdmTxPwrIdx += (CurrentThermal - priv->ThermalMeter)*2;
if(CckTxPwrIdx >35)
CckTxPwrIdx = 35; // Force TxPower to maximal index.
if(OfdmTxPwrIdx >35)
OfdmTxPwrIdx = 35;
}
else
{ // lower thermal meter.
CckTxPwrIdx -= (priv->ThermalMeter - CurrentThermal)*2;
OfdmTxPwrIdx -= (priv->ThermalMeter - CurrentThermal)*2;
if(CckTxPwrIdx <0)
CckTxPwrIdx = 0;
if(OfdmTxPwrIdx <0)
OfdmTxPwrIdx = 0;
}
// Update TxPower level on CCK and OFDM resp.
priv->chtxpwr[Idx] = CckTxPwrIdx;
priv->chtxpwr_ofdm[Idx] = OfdmTxPwrIdx;
}
// Update TxPower level immediately.
rtl8225z2_SetTXPowerLevel(dev, priv->ieee80211->current_network.channel);
}
priv->ThermalMeter = CurrentThermal;
}
void rtl8225z2_rf_set_chan(struct net_device *dev, short ch)
{
rtl8225z2_SetTXPowerLevel(dev, ch);
RF_WriteReg(dev, 0x7, rtl8225_chan[ch]);
if ((RF_ReadReg(dev, 0x7) & 0x0F80) != rtl8225_chan[ch])
RF_WriteReg(dev, 0x7, rtl8225_chan[ch]);
mdelay(1);
force_pci_posting(dev);
mdelay(10);
}
void rtl8225z2_rf_set_chan(struct net_device *dev, short ch)
{
/*
short gset = (priv->ieee80211->state == IEEE80211_LINKED &&
ieee80211_is_54g(priv->ieee80211->current_network)) ||
priv->ieee80211->iw_mode == IW_MODE_MONITOR;
*/
rtl8225z2_SetTXPowerLevel(dev, ch);
RF_WriteReg(dev, 0x7, rtl8225_chan[ch]);
//YJ,add,080828, if set channel failed, write again
if((RF_ReadReg(dev, 0x7) & 0x0F80) != rtl8225_chan[ch])
{
RF_WriteReg(dev, 0x7, rtl8225_chan[ch]);
}
mdelay(1);
force_pci_posting(dev);
mdelay(10);
//deleted by David : 2006/8/9
#if 0
write_nic_byte(dev,SIFS,0x22);// SIFS: 0x22
if(gset)
write_nic_byte(dev,DIFS,20); //DIFS: 20
else
write_nic_byte(dev,DIFS,0x24); //DIFS: 36
if(priv->ieee80211->state == IEEE80211_LINKED &&
ieee80211_is_shortslot(priv->ieee80211->current_network))
write_nic_byte(dev,SLOT,0x9); //SLOT: 9
else
write_nic_byte(dev,SLOT,0x14); //SLOT: 20 (0x14)
if(gset){
write_nic_byte(dev,EIFS,91 - 20); // EIFS: 91 (0x5B)
write_nic_byte(dev,CW_VAL,0x73); //CW VALUE: 0x37
//DMESG("using G net params");
}else{
write_nic_byte(dev,EIFS,91 - 0x24); // EIFS: 91 (0x5B)
write_nic_byte(dev,CW_VAL,0xa5); //CW VALUE: 0x37
//DMESG("using B net params");
}
#endif
}
void TxPwrTracking87SE(struct net_device *dev)
{
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
u8 tmpu1Byte, CurrentThermal, Idx;
char CckTxPwrIdx, OfdmTxPwrIdx;
tmpu1Byte = read_nic_byte(dev, EN_LPF_CAL);
CurrentThermal = (tmpu1Byte & 0xf0) >> 4;
CurrentThermal = (CurrentThermal > 0x0c) ? 0x0c:CurrentThermal;
if (CurrentThermal != priv->ThermalMeter) {
for (Idx = 1; Idx < 15; Idx++) {
CckTxPwrIdx = priv->chtxpwr[Idx];
OfdmTxPwrIdx = priv->chtxpwr_ofdm[Idx];
if (CurrentThermal > priv->ThermalMeter) {
CckTxPwrIdx += (CurrentThermal - priv->ThermalMeter) * 2;
OfdmTxPwrIdx += (CurrentThermal - priv->ThermalMeter) * 2;
if (CckTxPwrIdx > 35)
CckTxPwrIdx = 35;
if (OfdmTxPwrIdx > 35)
OfdmTxPwrIdx = 35;
} else {
CckTxPwrIdx -= (priv->ThermalMeter - CurrentThermal) * 2;
OfdmTxPwrIdx -= (priv->ThermalMeter - CurrentThermal) * 2;
if (CckTxPwrIdx < 0)
CckTxPwrIdx = 0;
if (OfdmTxPwrIdx < 0)
OfdmTxPwrIdx = 0;
}
priv->chtxpwr[Idx] = CckTxPwrIdx;
priv->chtxpwr_ofdm[Idx] = OfdmTxPwrIdx;
}
rtl8225z2_SetTXPowerLevel(dev, priv->ieee80211->current_network.channel);
}
priv->ThermalMeter = CurrentThermal;
}
/*
* Description:
* Tx Power tracking mechanism routine on 87SE.
*/
void TxPwrTracking87SE(struct net_device *dev)
{
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
u8 tmpu1Byte, CurrentThermal, Idx;
char CckTxPwrIdx, OfdmTxPwrIdx;
tmpu1Byte = read_nic_byte(dev, EN_LPF_CAL);
CurrentThermal = (tmpu1Byte & 0xf0) >> 4; /*[ 7:4]: thermal meter indication. */
CurrentThermal = (CurrentThermal > 0x0c) ? 0x0c:CurrentThermal;
if (CurrentThermal != priv->ThermalMeter) {
/* 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. */
CckTxPwrIdx += (CurrentThermal - priv->ThermalMeter) * 2;
OfdmTxPwrIdx += (CurrentThermal - priv->ThermalMeter) * 2;
if (CckTxPwrIdx > 35)
CckTxPwrIdx = 35; /* Force TxPower to maximal index. */
if (OfdmTxPwrIdx > 35)
OfdmTxPwrIdx = 35;
} else {
/* lower thermal meter. */
CckTxPwrIdx -= (priv->ThermalMeter - CurrentThermal) * 2;
OfdmTxPwrIdx -= (priv->ThermalMeter - CurrentThermal) * 2;
if (CckTxPwrIdx < 0)
CckTxPwrIdx = 0;
if (OfdmTxPwrIdx < 0)
OfdmTxPwrIdx = 0;
}
/* Update TxPower level on CCK and OFDM resp. */
priv->chtxpwr[Idx] = CckTxPwrIdx;
priv->chtxpwr_ofdm[Idx] = OfdmTxPwrIdx;
}
/* Update TxPower level immediately. */
rtl8225z2_SetTXPowerLevel(dev, priv->ieee80211->current_network.channel);
}
priv->ThermalMeter = CurrentThermal;
}
void rtl8225z2_rf_set_chan(struct net_device *dev, short ch)
{
struct r8180_priv *priv = ieee80211_priv(dev);
short gset = (priv->ieee80211->state == IEEE80211_LINKED &&
ieee80211_is_54g(priv->ieee80211->current_network)) ||
priv->ieee80211->iw_mode == IW_MODE_MONITOR;
rtl8225z2_SetTXPowerLevel(dev, ch);
write_rtl8225(dev, 0x7, rtl8225_chan[ch]);
force_pci_posting(dev);
mdelay(10);
write_nic_byte(dev,SIFS,0x22);// SIFS: 0x22
if(gset)
write_nic_byte(dev,DIFS,20); //DIFS: 20
else
write_nic_byte(dev,DIFS,0x24); //DIFS: 36
if(priv->ieee80211->state == IEEE80211_LINKED &&
ieee80211_is_shortslot(priv->ieee80211->current_network))
write_nic_byte(dev,SLOT,0x9); //SLOT: 9
else
write_nic_byte(dev,SLOT,0x14); //SLOT: 20 (0x14)
if(gset){
write_nic_byte(dev,EIFS,91 - 20); // EIFS: 91 (0x5B)
write_nic_byte(dev,CW_VAL,0x73); //CW VALUE: 0x37
//DMESG("using G net params");
}else{
write_nic_byte(dev,EIFS,91 - 0x24); // EIFS: 91 (0x5B)
write_nic_byte(dev,CW_VAL,0xa5); //CW VALUE: 0x37
//DMESG("using B net params");
}
}
void rtl8225z2_rf_init(struct net_device *dev)
{
struct r8180_priv *priv = ieee80211_priv(dev);
int i;
short channel = 1;
u16 brsr;
u32 data, addr;
priv->chan = channel;
rtl8225_host_pci_init(dev);
write_nic_dword(dev, RF_TIMING, 0x000a8008);
brsr = read_nic_word(dev, BRSR);
write_nic_word(dev, BRSR, 0xffff);
write_nic_dword(dev, RF_PARA, 0x100044);
rtl8180_set_mode(dev, EPROM_CMD_CONFIG);
write_nic_byte(dev, CONFIG3, 0x44);
rtl8180_set_mode(dev, EPROM_CMD_NORMAL);
rtl8185_rf_pins_enable(dev);
write_rtl8225(dev, 0x0, 0x2bf); mdelay(1);
write_rtl8225(dev, 0x1, 0xee0); mdelay(1);
write_rtl8225(dev, 0x2, 0x44d); mdelay(1);
write_rtl8225(dev, 0x3, 0x441); mdelay(1);
write_rtl8225(dev, 0x4, 0x8c3); mdelay(1);
write_rtl8225(dev, 0x5, 0xc72); mdelay(1);
write_rtl8225(dev, 0x6, 0xe6); mdelay(1);
write_rtl8225(dev, 0x7, rtl8225_chan[channel]); mdelay(1);
write_rtl8225(dev, 0x8, 0x3f); mdelay(1);
write_rtl8225(dev, 0x9, 0x335); mdelay(1);
write_rtl8225(dev, 0xa, 0x9d4); mdelay(1);
write_rtl8225(dev, 0xb, 0x7bb); mdelay(1);
write_rtl8225(dev, 0xc, 0x850); mdelay(1);
write_rtl8225(dev, 0xd, 0xcdf); mdelay(1);
write_rtl8225(dev, 0xe, 0x2b); mdelay(1);
write_rtl8225(dev, 0xf, 0x114);
mdelay(100);
write_rtl8225(dev, 0x0, 0x1b7);
for (i = 0; i < 95; i++) {
write_rtl8225(dev, 0x1, (u8)(i + 1));
write_rtl8225(dev, 0x2, rtl8225z2_rxgain[i]);
}
write_rtl8225(dev, 0x3, 0x80);
write_rtl8225(dev, 0x5, 0x4);
write_rtl8225(dev, 0x0, 0xb7);
write_rtl8225(dev, 0x2, 0xc4d);
/* FIXME!! rtl8187 we have to check if calibrarion
* is successful and eventually cal. again (repeat
* the two write on reg 2)
*/
data = read_rtl8225(dev, 6);
if (!(data & 0x00000080)) {
write_rtl8225(dev, 0x02, 0x0c4d);
force_pci_posting(dev); mdelay(200);
write_rtl8225(dev, 0x02, 0x044d);
force_pci_posting(dev); mdelay(100);
data = read_rtl8225(dev, 6);
if (!(data & 0x00000080))
DMESGW("RF Calibration Failed!!!!\n");
}
mdelay(200);
write_rtl8225(dev, 0x0, 0x2bf);
for (i = 0; i < 128; i++) {
data = rtl8225_agc[i];
addr = i + 0x80; /* enable writing AGC table */
write_phy_ofdm(dev, 0xb, data);
mdelay(1);
write_phy_ofdm(dev, 0xa, addr);
mdelay(1);
}
force_pci_posting(dev);
mdelay(1);
write_phy_ofdm(dev, 0x00, 0x01); mdelay(1);
write_phy_ofdm(dev, 0x01, 0x02); mdelay(1);
write_phy_ofdm(dev, 0x02, 0x62); mdelay(1);
write_phy_ofdm(dev, 0x03, 0x00); mdelay(1);
write_phy_ofdm(dev, 0x04, 0x00); mdelay(1);
write_phy_ofdm(dev, 0x05, 0x00); mdelay(1);
write_phy_ofdm(dev, 0x06, 0x40); mdelay(1);
write_phy_ofdm(dev, 0x07, 0x00); mdelay(1);
write_phy_ofdm(dev, 0x08, 0x40); mdelay(1);
write_phy_ofdm(dev, 0x09, 0xfe); mdelay(1);
write_phy_ofdm(dev, 0x0a, 0x08); mdelay(1);
write_phy_ofdm(dev, 0x0b, 0x80); mdelay(1);
write_phy_ofdm(dev, 0x0c, 0x01); mdelay(1);
write_phy_ofdm(dev, 0x0d, 0x43);
write_phy_ofdm(dev, 0x0e, 0xd3); mdelay(1);
write_phy_ofdm(dev, 0x0f, 0x38); mdelay(1);
write_phy_ofdm(dev, 0x10, 0x84); mdelay(1);
write_phy_ofdm(dev, 0x11, 0x07); mdelay(1);
write_phy_ofdm(dev, 0x12, 0x20); mdelay(1);
write_phy_ofdm(dev, 0x13, 0x20); mdelay(1);
write_phy_ofdm(dev, 0x14, 0x00); mdelay(1);
write_phy_ofdm(dev, 0x15, 0x40); mdelay(1);
write_phy_ofdm(dev, 0x16, 0x00); mdelay(1);
write_phy_ofdm(dev, 0x17, 0x40); mdelay(1);
write_phy_ofdm(dev, 0x18, 0xef); mdelay(1);
write_phy_ofdm(dev, 0x19, 0x19); mdelay(1);
write_phy_ofdm(dev, 0x1a, 0x20); mdelay(1);
write_phy_ofdm(dev, 0x1b, 0x15); mdelay(1);
write_phy_ofdm(dev, 0x1c, 0x04); mdelay(1);
write_phy_ofdm(dev, 0x1d, 0xc5); mdelay(1);
write_phy_ofdm(dev, 0x1e, 0x95); mdelay(1);
write_phy_ofdm(dev, 0x1f, 0x75); mdelay(1);
write_phy_ofdm(dev, 0x20, 0x1f); mdelay(1);
write_phy_ofdm(dev, 0x21, 0x17); mdelay(1);
write_phy_ofdm(dev, 0x22, 0x16); mdelay(1);
write_phy_ofdm(dev, 0x23, 0x80); mdelay(1); /* FIXME maybe not needed */
write_phy_ofdm(dev, 0x24, 0x46); mdelay(1);
write_phy_ofdm(dev, 0x25, 0x00); mdelay(1);
write_phy_ofdm(dev, 0x26, 0x90); mdelay(1);
write_phy_ofdm(dev, 0x27, 0x88); mdelay(1);
rtl8225z2_set_gain(dev, 4);
write_phy_cck(dev, 0x0, 0x98); mdelay(1);
write_phy_cck(dev, 0x3, 0x20); mdelay(1);
write_phy_cck(dev, 0x4, 0x7e); mdelay(1);
write_phy_cck(dev, 0x5, 0x12); mdelay(1);
write_phy_cck(dev, 0x6, 0xfc); mdelay(1);
write_phy_cck(dev, 0x7, 0x78); mdelay(1);
write_phy_cck(dev, 0x8, 0x2e); mdelay(1);
write_phy_cck(dev, 0x10, 0x93); mdelay(1);
write_phy_cck(dev, 0x11, 0x88); mdelay(1);
write_phy_cck(dev, 0x12, 0x47); mdelay(1);
write_phy_cck(dev, 0x13, 0xd0);
write_phy_cck(dev, 0x19, 0x00);
write_phy_cck(dev, 0x1a, 0xa0);
write_phy_cck(dev, 0x1b, 0x08);
write_phy_cck(dev, 0x40, 0x86); /* CCK Carrier Sense Threshold */
write_phy_cck(dev, 0x41, 0x8d); mdelay(1);
write_phy_cck(dev, 0x42, 0x15); mdelay(1);
write_phy_cck(dev, 0x43, 0x18); mdelay(1);
write_phy_cck(dev, 0x44, 0x36); mdelay(1);
write_phy_cck(dev, 0x45, 0x35); mdelay(1);
write_phy_cck(dev, 0x46, 0x2e); mdelay(1);
write_phy_cck(dev, 0x47, 0x25); mdelay(1);
write_phy_cck(dev, 0x48, 0x1c); mdelay(1);
write_phy_cck(dev, 0x49, 0x12); mdelay(1);
write_phy_cck(dev, 0x4a, 0x09); mdelay(1);
write_phy_cck(dev, 0x4b, 0x04); mdelay(1);
write_phy_cck(dev, 0x4c, 0x05); mdelay(1);
write_nic_byte(dev, 0x5b, 0x0d); mdelay(1);
rtl8225z2_SetTXPowerLevel(dev, channel);
/* RX antenna default to A */
write_phy_cck(dev, 0x11, 0x9b); mdelay(1); /* B: 0xDB */
write_phy_ofdm(dev, 0x26, 0x90); mdelay(1); /* B: 0x10 */
rtl8185_tx_antenna(dev, 0x03); /* B: 0x00 */
/* switch to high-speed 3-wire
* last digit. 2 for both cck and ofdm
*/
write_nic_dword(dev, 0x94, 0x15c00002);
rtl8185_rf_pins_enable(dev);
rtl8225_rf_set_chan(dev, priv->chan);
}
void rtl8180_hw_dig_wq (struct work_struct *work)
{
struct delayed_work *dwork = container_of(work,struct delayed_work,work);
struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,hw_dig_wq);
struct net_device *dev = ieee->dev;
#else
void rtl8180_hw_dig_wq(struct net_device *dev)
{
#endif
struct r8180_priv *priv = ieee80211_priv(dev);
if(priv->card_8187_Bversion == VERSION_8187B_B) {
priv->FalseAlarmRegValue = (u32)read_nic_byte(dev, (OFDM_FALSE_ALARM+1));
} else {
priv->FalseAlarmRegValue = read_nic_dword(dev, CCK_FALSE_ALARM);
}
if(priv->bDigMechanism) {
DynamicInitGain(dev);
}
if(priv->card_8187 == NIC_8187B) {
if(priv->bCCKThMechanism)
{
DynamicCCKThreshold(dev);
}
}
}
void SetTxPowerLevel8187(struct net_device *dev, short chan)
{
struct r8180_priv *priv = ieee80211_priv(dev);
switch(priv->rf_chip)
{
case RF_ZEBRA:
rtl8225_SetTXPowerLevel(dev,chan);
break;
case RF_ZEBRA2:
rtl8225z2_SetTXPowerLevel(dev,chan);
break;
}
}
void DoRxHighPower(struct net_device *dev)
{
struct r8180_priv *priv = ieee80211_priv(dev);
TR_SWITCH_STATE TrSwState;
u16 HiPwrUpperTh = 0;
u16 HiPwrLowerTh = 0;
u16 RSSIHiPwrUpperTh = 0;
u16 RSSIHiPwrLowerTh = 0;
if((priv->card_8187 == NIC_8187B)||(priv->card_8187 == NIC_8187)) {
TrSwState = priv->TrSwitchState;
switch(priv->rf_chip)
{
case RF_ZEBRA:
HiPwrUpperTh = Z1_HIPWR_UPPER_TH;
HiPwrLowerTh = Z1_HIPWR_LOWER_TH;
break;
case RF_ZEBRA2:
if((priv->card_8187 == NIC_8187)) {
HiPwrUpperTh = Z2_HIPWR_UPPER_TH;
HiPwrLowerTh = Z2_HIPWR_LOWER_TH;
} else {
HiPwrUpperTh = priv->Z2HiPwrUpperTh;
HiPwrLowerTh = priv->Z2HiPwrLowerTh;
HiPwrUpperTh = HiPwrUpperTh * 10;
HiPwrLowerTh = HiPwrLowerTh * 10;
RSSIHiPwrUpperTh = priv->Z2RSSIHiPwrUpperTh;
RSSIHiPwrLowerTh = priv->Z2RSSIHiPwrLowerTh;
}
break;
default:
return;
break;
}
if((priv->card_8187 == NIC_8187)) {
if (priv->UndecoratedSmoothedSS > HiPwrUpperTh)
{
if( priv->TrSwitchState == TR_HW_CONTROLLED )
{
write_nic_byte(dev, RFPinsSelect,
(u8)(priv->wMacRegRfPinsSelect | TR_SW_MASK_8187 ));
write_nic_byte(dev, RFPinsOutput,
(u8)((priv->wMacRegRfPinsOutput&(~TR_SW_MASK_8187))|TR_SW_MASK_TX_8187));
priv->TrSwitchState = TR_SW_TX;
priv->bToUpdateTxPwr = true;
}
}
else if (priv->UndecoratedSmoothedSS < HiPwrLowerTh)
{
if( priv->TrSwitchState == TR_SW_TX)
{
write_nic_byte(dev, RFPinsOutput, (u8)(priv->wMacRegRfPinsOutput));
write_nic_byte(dev, RFPinsSelect, (u8)(priv->wMacRegRfPinsSelect));
priv->TrSwitchState = TR_HW_CONTROLLED;
priv->bToUpdateTxPwr = true;
}
}
}else {
if(TrSwState == TR_HW_CONTROLLED)
{
if((priv->UndecoratedSmoothedSS > HiPwrUpperTh) ||
(priv->bCurCCKPkt && (priv->CurCCKRSSI > RSSIHiPwrUpperTh)))
{
write_nic_byte(dev, RFPinsSelect, (u8)(priv->wMacRegRfPinsSelect|TR_SW_MASK_8187 ));
write_nic_byte(dev, RFPinsOutput,
(u8)((priv->wMacRegRfPinsOutput&(~TR_SW_MASK_8187))|TR_SW_MASK_TX_8187));
priv->TrSwitchState = TR_SW_TX;
priv->bToUpdateTxPwr = true;
}
}
else
{
if((priv->UndecoratedSmoothedSS < HiPwrLowerTh) &&
(!priv->bCurCCKPkt || priv->CurCCKRSSI < RSSIHiPwrLowerTh))
{
write_nic_byte(dev, RFPinsOutput, (u8)(priv->wMacRegRfPinsOutput));
write_nic_byte(dev, RFPinsSelect, (u8)(priv->wMacRegRfPinsSelect));
priv->TrSwitchState = TR_HW_CONTROLLED;
priv->bToUpdateTxPwr = true;
}
}
}
}
}
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20))
void rtl8180_tx_pw_wq (struct work_struct *work)
{
struct delayed_work *dwork = container_of(work,struct delayed_work,work);
struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,tx_pw_wq);
struct net_device *dev = ieee->dev;
#else
void rtl8180_tx_pw_wq(struct net_device *dev)
{
#endif
struct r8180_priv *priv = ieee80211_priv(dev);
if(priv->bToUpdateTxPwr)
{
priv->bToUpdateTxPwr = false;
SetTxPowerLevel8187(dev, priv->chan);
}
DoRxHighPower(dev);
}
bool CheckHighPower(struct net_device *dev)
{
struct r8180_priv *priv = ieee80211_priv(dev);
struct ieee80211_device *ieee = priv->ieee80211;
if(!priv->bRegHighPowerMechanism)
{
return false;
}
if((ieee->state == IEEE80211_LINKED_SCANNING))
{
return false;
}
return true;
}
#ifdef SW_ANTE_DIVERSITY
#define ANTENNA_DIVERSITY_TIMER_PERIOD 1000
void
SwAntennaDiversityRxOk8185(
struct net_device *dev,
u8 SignalStrength
)
{
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
priv->AdRxOkCnt++;
if( priv->AdRxSignalStrength != -1)
{
priv->AdRxSignalStrength = ((priv->AdRxSignalStrength*7) + (SignalStrength*3)) / 10;
}
else
{
priv->AdRxSignalStrength = SignalStrength;
}
if( priv->LastRxPktAntenna )
priv->AdMainAntennaRxOkCnt++;
else
priv->AdAuxAntennaRxOkCnt++;
}
bool
SetAntenna8185(
struct net_device *dev,
u8 u1bAntennaIndex
)
{
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
bool bAntennaSwitched = false;
switch(u1bAntennaIndex)
{
case 0:
switch(priv->rf_chip)
{
case RF_ZEBRA:
case RF_ZEBRA2:
write_nic_byte(dev, 0x7f, ((0x01009b90 & 0xff000000) >> 24));
write_nic_byte(dev, 0x7e, ((0x01009b90 & 0x00ff0000) >> 16));
write_nic_byte(dev, 0x7d, ((0x01009b90 & 0x0000ff00) >> 8));
write_nic_byte(dev, 0x7c, ((0x01009b90 & 0x000000ff) >> 0));
write_nic_byte(dev, 0x7f, ((0x000090a6 & 0xff000000) >> 24));
write_nic_byte(dev, 0x7e, ((0x000090a6 & 0x00ff0000) >> 16));
write_nic_byte(dev, 0x7d, ((0x000090a6 & 0x0000ff00) >> 8));
write_nic_byte(dev, 0x7c, ((0x000090a6 & 0x000000ff) >> 0));
write_nic_byte(dev, ANTSEL, 0x03);
bAntennaSwitched = true;
break;
default:
printk("SetAntenna8185: unkown RFChipID(%d)\n", priv->rf_chip);
break;
}
break;
case 1:
switch(priv->rf_chip)
{
case RF_ZEBRA:
case RF_ZEBRA2:
write_nic_byte(dev, 0x7f, ((0x0100db90 & 0xff000000) >> 24));
write_nic_byte(dev, 0x7e, ((0x0100db90 & 0x00ff0000) >> 16));
write_nic_byte(dev, 0x7d, ((0x0100db90 & 0x0000ff00) >> 8));
write_nic_byte(dev, 0x7c, ((0x0100db90 & 0x000000ff) >> 0));
write_nic_byte(dev, 0x7f, ((0x000010a6 & 0xff000000) >> 24));
write_nic_byte(dev, 0x7e, ((0x000010a6 & 0x00ff0000) >> 16));
write_nic_byte(dev, 0x7d, ((0x000010a6 & 0x0000ff00) >> 8));
write_nic_byte(dev, 0x7c, ((0x000010a6 & 0x000000ff) >> 0));
write_nic_byte(dev, ANTSEL, 0x00);
bAntennaSwitched = true;
break;
default:
printk("SetAntenna8185: unkown RFChipID(%d)\n", priv->rf_chip);
break;
}
break;
default:
printk("SetAntenna8185: unkown u1bAntennaIndex(%d)\n", u1bAntennaIndex);
break;
}
if(bAntennaSwitched)
{
priv->CurrAntennaIndex = u1bAntennaIndex;
}
return bAntennaSwitched;
}
bool
SwitchAntenna(
struct net_device *dev
)
{
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
bool bResult = false;
if(priv->CurrAntennaIndex == 0)
{
bResult = SetAntenna8185(dev, 1);
if(priv->ieee80211->state == IEEE80211_LINKED)
printk("To aux antenna 1......\n");
}
else
{
bResult = SetAntenna8185(dev, 0);
if(priv->ieee80211->state == IEEE80211_LINKED)
printk("To main antenna 0......\n");
}
return bResult;
}
void
SwAntennaDiversity(
struct net_device *dev
)
{
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
bool bSwCheckSS=true;
if(bSwCheckSS)
{
priv->AdTickCount++;
}
if(priv->ieee80211->state != IEEE80211_LINKED)
{
priv->bAdSwitchedChecking = false;
SwitchAntenna(dev);
}
else if(priv->AdRxOkCnt == 0)
{
priv->bAdSwitchedChecking = false;
SwitchAntenna(dev);
}
else if(priv->bAdSwitchedChecking == true)
{
priv->bAdSwitchedChecking = false;
priv->AdRxSsThreshold = (priv->AdRxSignalStrength + priv->AdRxSsBeforeSwitched) / 2;
priv->AdRxSsThreshold = (priv->AdRxSsThreshold > priv->AdMaxRxSsThreshold) ?
priv->AdMaxRxSsThreshold: priv->AdRxSsThreshold;
if(priv->AdRxSignalStrength < priv->AdRxSsBeforeSwitched)
{
priv->AdCheckPeriod *= 2;
if(priv->AdCheckPeriod > priv->AdMaxCheckPeriod)
priv->AdCheckPeriod = priv->AdMaxCheckPeriod;
SwitchAntenna(dev);
}
else
{
priv->AdCheckPeriod = priv->AdMinCheckPeriod;
}
}
else
{
priv->AdTickCount = 0;
if((priv->AdMainAntennaRxOkCnt < priv->AdAuxAntennaRxOkCnt) && (priv->CurrAntennaIndex == 0))
{
SwitchAntenna(dev);
priv->bHWAdSwitched = true;
}
else if((priv->AdAuxAntennaRxOkCnt < priv->AdMainAntennaRxOkCnt) && (priv->CurrAntennaIndex == 1))
{
SwitchAntenna(dev);
priv->bHWAdSwitched = true;
}
else
{
priv->bHWAdSwitched = false;
}
if( (!priv->bHWAdSwitched) && (bSwCheckSS))
{
if(priv->AdRxSignalStrength < priv->AdRxSsThreshold)
{
priv->AdRxSsBeforeSwitched = priv->AdRxSignalStrength;
priv->bAdSwitchedChecking = true;
SwitchAntenna(dev);
}
else
{
priv->bAdSwitchedChecking = false;
if( (priv->AdRxSignalStrength > (priv->AdRxSsThreshold + 10)) &&
priv->AdRxSsThreshold <= priv->AdMaxRxSsThreshold)
{
priv->AdRxSsThreshold = (priv->AdRxSsThreshold + priv->AdRxSignalStrength) / 2;
priv->AdRxSsThreshold = (priv->AdRxSsThreshold > priv->AdMaxRxSsThreshold) ?
priv->AdMaxRxSsThreshold: priv->AdRxSsThreshold;
}
if( priv->AdCheckPeriod > priv->AdMinCheckPeriod )
{
priv->AdCheckPeriod /= 2;
}
}
}
}
priv->AdRxOkCnt = 0;
priv->AdMainAntennaRxOkCnt = 0;
priv->AdAuxAntennaRxOkCnt = 0;
}
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20))
void SwAntennaWorkItemCallback(struct work_struct *work)
{
struct delayed_work *dwork = container_of(work,struct delayed_work,work);
struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,SwAntennaWorkItem);
struct net_device *dev = ieee->dev;
#else
void SwAntennaWorkItemCallback(struct net_device *dev)
{
#endif
SwAntennaDiversity(dev);
}
void
SwAntennaDiversityTimerCallback(
struct net_device *dev
)
{
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
RT_RF_POWER_STATE rtState;
rtState = priv->eRFPowerState;
do{
if (rtState == eRfOff)
{
break;
}
else if (rtState == eRfSleep)
{
break;
}
#ifdef SW_ANTE_DIVERSITY
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20)
queue_delayed_work(priv->ieee80211->wq,&priv->ieee80211->SwAntennaWorkItem,0);
#elif LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
queue_work(priv->ieee80211->wq,(void *)&priv->ieee80211->SwAntennaWorkItem);
#else
schedule_task(&priv->ieee80211->SwAntennaWorkItem);
#endif
#endif
}while(false);
if(priv->up)
{
mod_timer(&priv->SwAntennaDiversityTimer, jiffies + MSECS(ANTENNA_DIVERSITY_TIMER_PERIOD));
}
}
