-/*++
-Copyright (c) Realtek Semiconductor Corp. All rights reserved.
-
-Module Name:
- r8185b_init.c
-
-Abstract:
- Hardware Initialization and Hardware IO for RTL8185B
-
-Major Change History:
- When Who What
- ---------- --------------- -------------------------------
- 2006-11-15 Xiong Created
-
-Notes:
- This file is ported from RTL8185B Windows driver.
-
-
---*/
+/*
+ * Copyright (c) Realtek Semiconductor Corp. All rights reserved.
+ *
+ * Module Name:
+ * r8185b_init.c
+ *
+ * Abstract:
+ * Hardware Initialization and Hardware IO for RTL8185B
+ *
+ * Major Change History:
+ * When Who What
+ * ---------- --------------- -------------------------------
+ * 2006-11-15 Xiong Created
+ *
+ * Notes:
+ * This file is ported from RTL8185B Windows driver.
+ *
+ *
+ */
/*--------------------------Include File------------------------------------*/
#include <linux/spinlock.h>
};
/*---------------------------------------------------------------
- * Hardware IO
- * the code is ported from Windows source code
- ----------------------------------------------------------------*/
+ * Hardware IO
+ * the code is ported from Windows source code
+ *---------------------------------------------------------------
+ */
void PlatformIOWrite1Byte(struct net_device *dev, u32 offset, u8 data)
{
dataBytes = data>>8;
/*
- 071010, rcnjko:
- The critical section is only BB read/write race condition.
- Assumption:
- 1. We assume NO one will access BB at DIRQL, otherwise, system will crash for
- acquiring the spinlock in such context.
- 2. PlatformIOWrite4Byte() MUST NOT be recursive.
- */
+ * 071010, rcnjko:
+ * The critical section is only BB read/write race condition.
+ * Assumption:
+ * 1. We assume NO one will access BB at DIRQL, otherwise, system will crash for
+ * acquiring the spinlock in such context.
+ * 2. PlatformIOWrite4Byte() MUST NOT be recursive.
+ */
/* NdisAcquireSpinLock( &(pDevice->IoSpinLock) ); */
for (idx = 0; idx < 30; idx++) {
return RegisterContent;
}
/*
- Description:
- Perform Antenna settings with antenna diversity on 87SE.
- Created by Roger, 2008.01.25.
-*/
+ * Description:
+ * Perform Antenna settings with antenna diversity on 87SE.
+ * Created by Roger, 2008.01.25.
+ */
bool SetAntennaConfig87SE(struct net_device *dev,
u8 DefaultAnt, /* 0: Main, 1: Aux. */
bool bAntDiversity) /* 1:Enable, 0: Disable. */
return bAntennaSwitched;
}
/*
----------------------------------------------------------------
- * Hardware Initialization.
- * the code is ported from Windows source code
-----------------------------------------------------------------*/
+ *--------------------------------------------------------------
+ * Hardware Initialization.
+ * the code is ported from Windows source code
+ *--------------------------------------------------------------
+ */
void ZEBRA_Config_85BASIC_HardCode(struct net_device *dev)
{
/*
-=============================================================================
- 87S_PCIE :: RADIOCFG.TXT
-=============================================================================
-*/
+ *===========================================================================
+ * 87S_PCIE :: RADIOCFG.TXT
+ *===========================================================================
+ */
/* Page1 : reg16-reg30 */
RF_WriteReg(dev, 0x0a, 0x0001); mdelay(1);
/* For crystal calibration, added by Roger, 2007.12.11. */
if (priv->bXtalCalibration) { /* reg 30. */
- /* enable crystal calibration.
- RF Reg[30], (1)Xin:[12:9], Xout:[8:5], addr[4:0].
- (2)PA Pwr delay timer[15:14], default: 2.4us, set BIT15=0
- (3)RF signal on/off when calibration[13], default: on, set BIT13=0.
- So we should minus 4 BITs offset. */
+ /*
+ * enable crystal calibration.
+ * RF Reg[30], (1)Xin:[12:9], Xout:[8:5], addr[4:0].
+ * (2)PA Pwr delay timer[15:14], default: 2.4us, set BIT15=0
+ * (3)RF signal on/off when calibration[13], default: on, set BIT13=0.
+ * So we should minus 4 BITs offset.
+ */
RF_WriteReg(dev, 0x0f, (priv->XtalCal_Xin<<5) | (priv->XtalCal_Xout<<1) | BIT11 | BIT9); mdelay(1);
printk("ZEBRA_Config_85BASIC_HardCode(): (%02x)\n",
(priv->XtalCal_Xin<<5) | (priv->XtalCal_Xout<<1) | BIT11 | BIT9);
write_nic_byte(dev, 0x24E, (u1b24E & (~(BIT5|BIT6))));
/*=============================================================================
-
- =============================================================================
- CCKCONF.TXT
- =============================================================================
- */
- /* [POWER SAVE] Power Saving Parameters by jong. 2007-11-27
- CCK reg0x00[7]=1'b1 :power saving for TX (default)
- CCK reg0x00[6]=1'b1: power saving for RX (default)
- CCK reg0x06[4]=1'b1: turn off channel estimation related circuits if not doing channel estimation.
- CCK reg0x06[3]=1'b1: turn off unused circuits before cca = 1
- CCK reg0x06[2]=1'b1: turn off cck's circuit if macrst =0
- */
+ *
+ *===========================================================================
+ * CCKCONF.TXT
+ *===========================================================================
+ *
+ * [POWER SAVE] Power Saving Parameters by jong. 2007-11-27
+ * CCK reg0x00[7]=1'b1 :power saving for TX (default)
+ * CCK reg0x00[6]=1'b1: power saving for RX (default)
+ * CCK reg0x06[4]=1'b1: turn off channel estimation related circuits if not doing channel estimation.
+ * CCK reg0x06[3]=1'b1: turn off unused circuits before cca = 1
+ * CCK reg0x06[2]=1'b1: turn off cck's circuit if macrst =0
+ */
write_phy_cck(dev, 0x00, 0xc8);
write_phy_cck(dev, 0x06, 0x1c);
/*
- =============================================================================
- AGC.txt
- =============================================================================
- */
+ *===========================================================================
+ * AGC.txt
+ *===========================================================================
+ */
write_phy_ofdm(dev, 0x00, 0x12);
PlatformIOWrite4Byte(dev, PhyAddr, 0x00001080); /* Annie, 2006-05-05 */
/*
- =============================================================================
-
- =============================================================================
- OFDMCONF.TXT
- =============================================================================
- */
+ *===========================================================================
+ *
+ *===========================================================================
+ * OFDMCONF.TXT
+ *===========================================================================
+ */
for (i = 0; i < 60; i++) {
u4bRegOffset = i;
}
/*
- =============================================================================
- by amy for antenna
- =============================================================================
- */
+ *===========================================================================
+ * by amy for antenna
+ *===========================================================================
+ */
/* Config Sw/Hw Combinational Antenna Diversity. Added by Roger, 2008.02.26. */
SetAntennaConfig87SE(dev, priv->bDefaultAntenna1, priv->bSwAntennaDiverity);
}
/* lzm add 080826 */
if (priv->eRFPowerState != eRfOn) {
/* Don't access BB/RF under disable PLL situation.
- RT_TRACE(COMP_DIG, DBG_LOUD, ("UpdateInitialGain - pHalData->eRFPowerState!=eRfOn\n"));
- Back to the original state
- */
+ * RT_TRACE(COMP_DIG, DBG_LOUD, ("UpdateInitialGain - pHalData->eRFPowerState!=eRfOn\n"));
+ * Back to the original state
+ */
priv->InitialGain = priv->InitialGainBackUp;
return;
}
}
}
/*
- 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 InitTxPwrTracking87SE(struct net_device *dev)
{
u32 u4bRfReg;
}
/*
- Enable thermal meter indication to implement TxPower tracking on 87SE.
- We initialize thermal meter here to avoid unsuccessful configuration.
- Added by Roger, 2007.12.11.
- */
+ * Enable thermal meter indication to implement TxPower tracking on 87SE.
+ * We initialize thermal meter here to avoid unsuccessful configuration.
+ * Added by Roger, 2007.12.11.
+ */
if (priv->bTxPowerTrack)
InitTxPwrTracking87SE(dev);
static void MacConfig_85BASIC_HardCode(struct net_device *dev)
{
/*
- ============================================================================
- MACREG.TXT
- ============================================================================
- */
+ *==========================================================================
+ * MACREG.TXT
+ *==========================================================================
+ */
int nLinesRead = 0;
u32 u4bRegOffset, u4bRegValue, u4bPageIndex = 0;
int i;
u8 u1bAIFS;
/*
- <RJ_TODO_8185B>
- TODO: We still don't know how to set up these registers, just follow WMAC to
- verify 8185B FPAG.
-
- <RJ_TODO_8185B>
- Jong said CWmin/CWmax register are not functional in 8185B,
- so we shall fill channel access realted register into AC parameter registers,
- even in nQBss.
- */
+ * <RJ_TODO_8185B>
+ * TODO: We still don't know how to set up these registers, just follow WMAC to
+ * verify 8185B FPAG.
+ *
+ * <RJ_TODO_8185B>
+ * Jong said CWmin/CWmax register are not functional in 8185B,
+ * so we shall fill channel access realted register into AC parameter registers,
+ * even in nQBss.
+ */
ChnlAccessSetting->SIFS_Timer = 0x22; /* Suggested by Jong, 2005.12.08. */
ChnlAccessSetting->DIFS_Timer = 0x1C; /* 2006.06.02, by rcnjko. */
ChnlAccessSetting->SlotTimeTimer = 9; /* 2006.06.02, by rcnjko. */
if (bFollowLegacySetting) {
/*
- Follow 802.11 seeting to AC parameter, all AC shall use the same parameter.
- 2005.12.01, by rcnjko.
- */
+ * Follow 802.11 seeting to AC parameter, all AC shall use the same parameter.
+ * 2005.12.01, by rcnjko.
+ */
AcParam.longData = 0;
AcParam.f.AciAifsn.f.AIFSN = 2; /* Follow 802.11 DIFS. */
AcParam.f.AciAifsn.f.ACM = 0;
}
}
- /* 2. Swtich band: RF or BB specific actions,
+ /*
+ * 2. Swtich band: RF or BB specific actions,
* for example, refresh tables in omc8255, or change initial gain if necessary.
* Nothing to do for Zebra to switch band.
- * Update current wireless mode if we swtich to specified band successfully. */
+ * Update current wireless mode if we swtich to specified band successfully.
+ */
ieee->mode = (WIRELESS_MODE)btWirelessMode;
priv->ieee80211->state = IEEE80211_NOLINK;
/*
- Stop Beacon.
-
- Vista add a Adhoc profile, HW radio off until OID_DOT11_RESET_REQUEST
- Driver would set MSR=NO_LINK, then HW Radio ON, MgntQueue Stuck.
- Because Bcn DMA isn't complete, mgnt queue would stuck until Bcn packet send.
-
- Disable Beacon Queue Own bit, suggested by jong */
+ * Stop Beacon.
+ *
+ * Vista add a Adhoc profile, HW radio off until OID_DOT11_RESET_REQUEST
+ * Driver would set MSR=NO_LINK, then HW Radio ON, MgntQueue Stuck.
+ * Because Bcn DMA isn't complete, mgnt queue would stuck until Bcn packet send.
+ *
+ * Disable Beacon Queue Own bit, suggested by jong
+ */
ieee80211_stop_send_beacons(priv->ieee80211);
priv->ieee80211->link_change(dev);
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
/*
- Commented out by rcnjko, 2005.01.27:
- I move SecClearAllKeys() to MgntActSet_802_11_DISASSOCIATE().
-
- 2004/09/15, kcwu, the key should be cleared, or the new handshaking will not success
-
- In WPA WPA2 need to Clear all key ... because new key will set after new handshaking.
- 2004.10.11, by rcnjko. */
+ * Commented out by rcnjko, 2005.01.27:
+ * I move SecClearAllKeys() to MgntActSet_802_11_DISASSOCIATE().
+ *
+ * 2004/09/15, kcwu, the key should be cleared, or the new handshaking will not success
+ *
+ * In WPA WPA2 need to Clear all key ... because new key will set after new handshaking.
+ * 2004.10.11, by rcnjko.
+ */
MlmeDisassociateRequest(dev, priv->ieee80211->current_network.bssid, asRsn);
priv->ieee80211->state = IEEE80211_NOLINK;
{
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
/*
- Schedule an workitem to wake up for ps mode, 070109, by rcnjko.
- */
+ * Schedule an workitem to wake up for ps mode, 070109, by rcnjko.
+ */
if (IS_DOT11D_ENABLE(priv->ieee80211))
Dot11d_Reset(priv->ieee80211);
MgntDisconnectIBSS(dev);
if (priv->ieee80211->iw_mode == IW_MODE_INFRA) {
- /* We clear key here instead of MgntDisconnectAP() because that
- MgntActSet_802_11_DISASSOCIATE() is an interface called by OS,
- e.g. OID_802_11_DISASSOCIATE in Windows while as MgntDisconnectAP() is
- used to handle disassociation related things to AP, e.g. send Disassoc
- frame to AP. 2005.01.27, by rcnjko. */
+ /*
+ * We clear key here instead of MgntDisconnectAP() because that
+ * MgntActSet_802_11_DISASSOCIATE() is an interface called by OS,
+ * e.g. OID_802_11_DISASSOCIATE in Windows while as MgntDisconnectAP() is
+ * used to handle disassociation related things to AP, e.g. send Disassoc
+ * frame to AP. 2005.01.27, by rcnjko.
+ */
MgntDisconnectAP(dev, asRsn);
}
/* Inidicate Disconnect, 2005.02.23, by rcnjko. */
return true;
}
/*
- Description:
- Chang RF Power State.
- Note that, only MgntActSet_RF_State() is allowed to set HW_VAR_RF_STATE.
-
- Assumption:
- PASSIVE LEVEL.
-*/
+ * Description:
+ * Chang RF Power State.
+ * Note that, only MgntActSet_RF_State() is allowed to set HW_VAR_RF_STATE.
+ *
+ * Assumption:
+ * PASSIVE LEVEL.
+ */
bool SetRFPowerState(struct net_device *dev, RT_RF_POWER_STATE eRFPowerState)
{
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
u16 RFWaitCounter = 0;
unsigned long flag;
/*
- Prevent the race condition of RF state change. By Bruce, 2007-11-28.
- Only one thread can change the RF state at one time, and others should wait to be executed.
- */
+ * Prevent the race condition of RF state change. By Bruce, 2007-11-28.
+ * Only one thread can change the RF state at one time, and others should wait to be executed.
+ */
while (true) {
spin_lock_irqsave(&priv->rf_ps_lock, flag);
if (priv->RFChangeInProgress) {
switch (StateToSet) {
case eRfOn:
/*
- Turn On RF no matter the IPS setting because we need to update the RF state to Ndis under Vista, or
- the Windows does not allow the driver to perform site survey any more. By Bruce, 2007-10-02.
- */
+ * Turn On RF no matter the IPS setting because we need to update the RF state to Ndis under Vista, or
+ * the Windows does not allow the driver to perform site survey any more. By Bruce, 2007-10-02.
+ */
priv->RfOffReason &= (~ChangeSource);
if (!priv->RfOffReason) {
if (priv->RfOffReason > RF_CHANGE_BY_IPS) {
/*
- 060808, Annie:
- Disconnect to current BSS when radio off. Asked by QuanTa.
-
- Calling MgntDisconnect() instead of MgntActSet_802_11_DISASSOCIATE(),
- because we do NOT need to set ssid to dummy ones.
- */
+ * 060808, Annie:
+ * Disconnect to current BSS when radio off. Asked by QuanTa.
+ *
+ * Calling MgntDisconnect() instead of MgntActSet_802_11_DISASSOCIATE(),
+ * because we do NOT need to set ssid to dummy ones.
+ */
MgntDisconnect(dev, disas_lv_ss);
/* Clear content of bssDesc[] and bssDesc4Query[] to avoid reporting old bss to UI. */
}
{
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
/*
- This flag "bSwRfProcessing", indicates the status of IPS procedure, should be set if the IPS workitem
- is really scheduled.
- The old code, sets this flag before scheduling the IPS workitem and however, at the same time the
- previous IPS workitem did not end yet, fails to schedule the current workitem. Thus, bSwRfProcessing
- blocks the IPS procedure of switching RF.
- */
+ * This flag "bSwRfProcessing", indicates the status of IPS procedure, should be set if the IPS workitem
+ * is really scheduled.
+ * The old code, sets this flag before scheduling the IPS workitem and however, at the same time the
+ * previous IPS workitem did not end yet, fails to schedule the current workitem. Thus, bSwRfProcessing
+ * blocks the IPS procedure of switching RF.
+ */
priv->bSwRfProcessing = true;
MgntActSet_RF_State(dev, priv->eInactivePowerState, RF_CHANGE_BY_IPS);
/*
- To solve CAM values miss in RF OFF, rewrite CAM values after RF ON. By Bruce, 2007-09-20.
- */
+ * To solve CAM values miss in RF OFF, rewrite CAM values after RF ON. By Bruce, 2007-09-20.
+ */
priv->bSwRfProcessing = false;
}
/*
- Description:
- Enter the inactive power save mode. RF will be off
-*/
+ * Description:
+ * Enter the inactive power save mode. RF will be off
+ */
void IPSEnter(struct net_device *dev)
{
struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev);
rtState = priv->eRFPowerState;
/*
- Do not enter IPS in the following conditions:
- (1) RF is already OFF or Sleep
- (2) bSwRfProcessing (indicates the IPS is still under going)
- (3) Connectted (only disconnected can trigger IPS)
- (4) IBSS (send Beacon)
- (5) AP mode (send Beacon)
- */
+ * Do not enter IPS in the following conditions:
+ * (1) RF is already OFF or Sleep
+ * (2) bSwRfProcessing (indicates the IPS is still under going)
+ * (3) Connectted (only disconnected can trigger IPS)
+ * (4) IBSS (send Beacon)
+ * (5) AP mode (send Beacon)
+ */
if (rtState == eRfOn && !priv->bSwRfProcessing
&& (priv->ieee80211->state != IEEE80211_LINKED)) {
priv->eInactivePowerState = eRfOff;
PlatformIOWrite2Byte(dev, RFSW_CTRL, 0x569a);
/*
- -----------------------------------------------------------------------------
- Set up PHY related.
- -----------------------------------------------------------------------------
- */
+ *---------------------------------------------------------------------------
+ * Set up PHY related.
+ *---------------------------------------------------------------------------
+ */
/* Enable Config3.PARAM_En to revise AnaaParm. */
write_nic_byte(dev, CR9346, 0xc0); /* enable config register write */
tmpu8 = read_nic_byte(dev, CONFIG3);
PhyConfig8185(dev);
/*
- We assume RegWirelessMode has already been initialized before,
- however, we has to validate the wireless mode here and provide a
- reasonable initialized value if necessary. 2005.01.13, by rcnjko.
- */
+ * We assume RegWirelessMode has already been initialized before,
+ * however, we has to validate the wireless mode here and provide a
+ * reasonable initialized value if necessary. 2005.01.13, by rcnjko.
+ */
SupportedWirelessMode = GetSupportedWirelessMode8185(dev);
if ((ieee->mode != WIRELESS_MODE_B) &&
(ieee->mode != WIRELESS_MODE_G) &&
MgntActSet_RF_State(dev, eRfOn, 0);
}
/*
- If inactive power mode is enabled, disable rf while in disconnected state.
- */
+ * If inactive power mode is enabled, disable rf while in disconnected state.
+ */
if (priv->bInactivePs)
MgntActSet_RF_State(dev , eRfOff, RF_CHANGE_BY_IPS);
projects / firefly-linux-kernel-4.4.55.git / commitdiff