| /* |
| This is part of the rtl8192 driver |
| released under the GPL (See file COPYING for details). |
| |
| This files contains programming code for the rtl8256 |
| radio frontend. |
| |
| *Many* thanks to Realtek Corp. for their great support! |
| |
| */ |
| |
| #include "r8192E.h" |
| #include "r8192E_hw.h" |
| #include "r819xE_phyreg.h" |
| #include "r819xE_phy.h" |
| #include "r8190_rtl8256.h" |
| |
| /*-------------------------------------------------------------------------- |
| * Overview: set RF band width (20M or 40M) |
| * Input: struct net_device* dev |
| * WIRELESS_BANDWIDTH_E Bandwidth //20M or 40M |
| * Output: NONE |
| * Return: NONE |
| * Note: 8226 support both 20M and 40 MHz |
| *---------------------------------------------------------------------------*/ |
| void PHY_SetRF8256Bandwidth(struct r8192_priv *priv, HT_CHANNEL_WIDTH Bandwidth) //20M or 40M |
| { |
| u8 eRFPath; |
| |
| //for(eRFPath = RF90_PATH_A; eRFPath <pHalData->NumTotalRFPath; eRFPath++) |
| for(eRFPath = 0; eRFPath <priv->NumTotalRFPath; eRFPath++) |
| { |
| if (!rtl8192_phy_CheckIsLegalRFPath(priv, eRFPath)) |
| continue; |
| |
| switch(Bandwidth) |
| { |
| case HT_CHANNEL_WIDTH_20: |
| if(priv->card_8192_version == VERSION_8190_BD || priv->card_8192_version == VERSION_8190_BE)// 8256 D-cut, E-cut, xiong: consider it later! |
| { |
| rtl8192_phy_SetRFReg(priv, (RF90_RADIO_PATH_E)eRFPath, 0x0b, bMask12Bits, 0x100); //phy para:1ba |
| rtl8192_phy_SetRFReg(priv, (RF90_RADIO_PATH_E)eRFPath, 0x2c, bMask12Bits, 0x3d7); |
| rtl8192_phy_SetRFReg(priv, (RF90_RADIO_PATH_E)eRFPath, 0x0e, bMask12Bits, 0x021); |
| |
| //cosa add for sd3's request 01/23/2008 |
| //rtl8192_phy_SetRFReg(dev, (RF90_RADIO_PATH_E)eRFPath, 0x14, bMask12Bits, 0x5ab); |
| } |
| else |
| { |
| RT_TRACE(COMP_ERR, "PHY_SetRF8256Bandwidth(): unknown hardware version\n"); |
| } |
| |
| break; |
| case HT_CHANNEL_WIDTH_20_40: |
| if(priv->card_8192_version == VERSION_8190_BD ||priv->card_8192_version == VERSION_8190_BE)// 8256 D-cut, E-cut, xiong: consider it later! |
| { |
| rtl8192_phy_SetRFReg(priv, (RF90_RADIO_PATH_E)eRFPath, 0x0b, bMask12Bits, 0x300); //phy para:3ba |
| rtl8192_phy_SetRFReg(priv, (RF90_RADIO_PATH_E)eRFPath, 0x2c, bMask12Bits, 0x3ff); |
| rtl8192_phy_SetRFReg(priv, (RF90_RADIO_PATH_E)eRFPath, 0x0e, bMask12Bits, 0x0e1); |
| |
| } |
| else |
| { |
| RT_TRACE(COMP_ERR, "PHY_SetRF8256Bandwidth(): unknown hardware version\n"); |
| } |
| |
| |
| break; |
| default: |
| RT_TRACE(COMP_ERR, "PHY_SetRF8256Bandwidth(): unknown Bandwidth: %#X\n",Bandwidth ); |
| break; |
| |
| } |
| } |
| } |
| /*-------------------------------------------------------------------------- |
| * Overview: Interface to config 8256 |
| * Input: struct net_device* dev |
| * Output: NONE |
| * Return: NONE |
| *---------------------------------------------------------------------------*/ |
| RT_STATUS PHY_RF8256_Config(struct r8192_priv *priv) |
| { |
| // Initialize general global value |
| // |
| RT_STATUS rtStatus = RT_STATUS_SUCCESS; |
| // TODO: Extend RF_PATH_C and RF_PATH_D in the future |
| priv->NumTotalRFPath = RTL819X_TOTAL_RF_PATH; |
| // Config BB and RF |
| rtStatus = phy_RF8256_Config_ParaFile(priv); |
| |
| return rtStatus; |
| } |
| |
| /*-------------------------------------------------------------------------- |
| * Overview: Interface to config 8256 |
| * Input: struct net_device* dev |
| * Output: NONE |
| * Return: NONE |
| *---------------------------------------------------------------------------*/ |
| RT_STATUS phy_RF8256_Config_ParaFile(struct r8192_priv *priv) |
| { |
| u32 u4RegValue = 0; |
| u8 eRFPath; |
| RT_STATUS rtStatus = RT_STATUS_SUCCESS; |
| BB_REGISTER_DEFINITION_T *pPhyReg; |
| u32 RegOffSetToBeCheck = 0x3; |
| u32 RegValueToBeCheck = 0x7f1; |
| u32 RF3_Final_Value = 0; |
| u8 ConstRetryTimes = 5, RetryTimes = 5; |
| u8 ret = 0; |
| |
| //3//----------------------------------------------------------------- |
| //3// <2> Initialize RF |
| //3//----------------------------------------------------------------- |
| for(eRFPath = (RF90_RADIO_PATH_E)RF90_PATH_A; eRFPath <priv->NumTotalRFPath; eRFPath++) |
| { |
| if (!rtl8192_phy_CheckIsLegalRFPath(priv, eRFPath)) |
| continue; |
| |
| pPhyReg = &priv->PHYRegDef[eRFPath]; |
| |
| /*----Store original RFENV control type----*/ |
| switch(eRFPath) |
| { |
| case RF90_PATH_A: |
| case RF90_PATH_C: |
| u4RegValue = rtl8192_QueryBBReg(priv, pPhyReg->rfintfs, bRFSI_RFENV); |
| break; |
| case RF90_PATH_B : |
| case RF90_PATH_D: |
| u4RegValue = rtl8192_QueryBBReg(priv, pPhyReg->rfintfs, bRFSI_RFENV<<16); |
| break; |
| } |
| |
| /*----Set RF_ENV enable----*/ |
| rtl8192_setBBreg(priv, pPhyReg->rfintfe, bRFSI_RFENV<<16, 0x1); |
| |
| /*----Set RF_ENV output high----*/ |
| rtl8192_setBBreg(priv, pPhyReg->rfintfo, bRFSI_RFENV, 0x1); |
| |
| /* Set bit number of Address and Data for RF register */ |
| rtl8192_setBBreg(priv, pPhyReg->rfHSSIPara2, b3WireAddressLength, 0x0); // Set 0 to 4 bits for Z-serial and set 1 to 6 bits for 8258 |
| rtl8192_setBBreg(priv, pPhyReg->rfHSSIPara2, b3WireDataLength, 0x0); // Set 0 to 12 bits for Z-serial and 8258, and set 1 to 14 bits for ??? |
| |
| rtl8192_phy_SetRFReg(priv, (RF90_RADIO_PATH_E) eRFPath, 0x0, bMask12Bits, 0xbf); |
| |
| /*----Check RF block (for FPGA platform only)----*/ |
| // TODO: this function should be removed on ASIC , Emily 2007.2.2 |
| rtStatus = rtl8192_phy_checkBBAndRF(priv, HW90_BLOCK_RF, (RF90_RADIO_PATH_E)eRFPath); |
| if(rtStatus!= RT_STATUS_SUCCESS) |
| { |
| RT_TRACE(COMP_ERR, "PHY_RF8256_Config():Check Radio[%d] Fail!!\n", eRFPath); |
| goto phy_RF8256_Config_ParaFile_Fail; |
| } |
| |
| RetryTimes = ConstRetryTimes; |
| RF3_Final_Value = 0; |
| /*----Initialize RF fom connfiguration file----*/ |
| switch(eRFPath) |
| { |
| case RF90_PATH_A: |
| while(RF3_Final_Value!=RegValueToBeCheck && RetryTimes!=0) |
| { |
| ret = rtl8192_phy_ConfigRFWithHeaderFile(priv,(RF90_RADIO_PATH_E)eRFPath); |
| RF3_Final_Value = rtl8192_phy_QueryRFReg(priv, (RF90_RADIO_PATH_E)eRFPath, RegOffSetToBeCheck, bMask12Bits); |
| RT_TRACE(COMP_RF, "RF %d %d register final value: %x\n", eRFPath, RegOffSetToBeCheck, RF3_Final_Value); |
| RetryTimes--; |
| } |
| break; |
| case RF90_PATH_B: |
| while(RF3_Final_Value!=RegValueToBeCheck && RetryTimes!=0) |
| { |
| ret = rtl8192_phy_ConfigRFWithHeaderFile(priv,(RF90_RADIO_PATH_E)eRFPath); |
| RF3_Final_Value = rtl8192_phy_QueryRFReg(priv, (RF90_RADIO_PATH_E)eRFPath, RegOffSetToBeCheck, bMask12Bits); |
| RT_TRACE(COMP_RF, "RF %d %d register final value: %x\n", eRFPath, RegOffSetToBeCheck, RF3_Final_Value); |
| RetryTimes--; |
| } |
| break; |
| case RF90_PATH_C: |
| while(RF3_Final_Value!=RegValueToBeCheck && RetryTimes!=0) |
| { |
| ret = rtl8192_phy_ConfigRFWithHeaderFile(priv,(RF90_RADIO_PATH_E)eRFPath); |
| RF3_Final_Value = rtl8192_phy_QueryRFReg(priv, (RF90_RADIO_PATH_E)eRFPath, RegOffSetToBeCheck, bMask12Bits); |
| RT_TRACE(COMP_RF, "RF %d %d register final value: %x\n", eRFPath, RegOffSetToBeCheck, RF3_Final_Value); |
| RetryTimes--; |
| } |
| break; |
| case RF90_PATH_D: |
| while(RF3_Final_Value!=RegValueToBeCheck && RetryTimes!=0) |
| { |
| ret = rtl8192_phy_ConfigRFWithHeaderFile(priv,(RF90_RADIO_PATH_E)eRFPath); |
| RF3_Final_Value = rtl8192_phy_QueryRFReg(priv, (RF90_RADIO_PATH_E)eRFPath, RegOffSetToBeCheck, bMask12Bits); |
| RT_TRACE(COMP_RF, "RF %d %d register final value: %x\n", eRFPath, RegOffSetToBeCheck, RF3_Final_Value); |
| RetryTimes--; |
| } |
| break; |
| } |
| |
| /*----Restore RFENV control type----*/; |
| switch(eRFPath) |
| { |
| case RF90_PATH_A: |
| case RF90_PATH_C: |
| rtl8192_setBBreg(priv, pPhyReg->rfintfs, bRFSI_RFENV, u4RegValue); |
| break; |
| case RF90_PATH_B : |
| case RF90_PATH_D: |
| rtl8192_setBBreg(priv, pPhyReg->rfintfs, bRFSI_RFENV<<16, u4RegValue); |
| break; |
| } |
| |
| if(ret){ |
| RT_TRACE(COMP_ERR, "phy_RF8256_Config_ParaFile():Radio[%d] Fail!!", eRFPath); |
| goto phy_RF8256_Config_ParaFile_Fail; |
| } |
| |
| } |
| |
| RT_TRACE(COMP_PHY, "PHY Initialization Success\n") ; |
| return RT_STATUS_SUCCESS; |
| |
| phy_RF8256_Config_ParaFile_Fail: |
| RT_TRACE(COMP_ERR, "PHY Initialization failed\n") ; |
| return RT_STATUS_FAILURE; |
| } |
| |
| |
| void PHY_SetRF8256CCKTxPower(struct r8192_priv *priv, u8 powerlevel) |
| { |
| u32 TxAGC=0; |
| |
| TxAGC = powerlevel; |
| if(priv->bDynamicTxLowPower == true)//cosa 04282008 for cck long range |
| { |
| if(priv->CustomerID == RT_CID_819x_Netcore) |
| TxAGC = 0x22; |
| else |
| TxAGC += priv->CckPwEnl; |
| } |
| if(TxAGC > 0x24) |
| TxAGC = 0x24; |
| rtl8192_setBBreg(priv, rTxAGC_CCK_Mcs32, bTxAGCRateCCK, TxAGC); |
| } |
| |
| |
| void PHY_SetRF8256OFDMTxPower(struct r8192_priv *priv, u8 powerlevel) |
| { |
| |
| u32 writeVal, powerBase0, powerBase1, writeVal_tmp; |
| u8 index = 0; |
| u16 RegOffset[6] = {0xe00, 0xe04, 0xe10, 0xe14, 0xe18, 0xe1c}; |
| u8 byte0, byte1, byte2, byte3; |
| |
| powerBase0 = powerlevel + priv->LegacyHTTxPowerDiff; //OFDM rates |
| powerBase0 = (powerBase0<<24) | (powerBase0<<16) |(powerBase0<<8) |powerBase0; |
| powerBase1 = powerlevel; //MCS rates |
| powerBase1 = (powerBase1<<24) | (powerBase1<<16) |(powerBase1<<8) |powerBase1; |
| |
| for(index=0; index<6; index++) |
| { |
| writeVal = priv->MCSTxPowerLevelOriginalOffset[index] + ((index<2)?powerBase0:powerBase1); |
| byte0 = (u8)(writeVal & 0x7f); |
| byte1 = (u8)((writeVal & 0x7f00)>>8); |
| byte2 = (u8)((writeVal & 0x7f0000)>>16); |
| byte3 = (u8)((writeVal & 0x7f000000)>>24); |
| if(byte0 > 0x24) // Max power index = 0x24 |
| byte0 = 0x24; |
| if(byte1 > 0x24) |
| byte1 = 0x24; |
| if(byte2 > 0x24) |
| byte2 = 0x24; |
| if(byte3 > 0x24) |
| byte3 = 0x24; |
| |
| if(index == 3) |
| { |
| writeVal_tmp = (byte3<<24) | (byte2<<16) |(byte1<<8) |byte0; |
| priv->Pwr_Track = writeVal_tmp; |
| } |
| |
| if(priv->bDynamicTxHighPower == true) //Add by Jacken 2008/03/06 //when DM implement, add this |
| { |
| writeVal = 0x03030303; |
| } |
| else |
| { |
| writeVal = (byte3<<24) | (byte2<<16) |(byte1<<8) |byte0; |
| } |
| rtl8192_setBBreg(priv, RegOffset[index], 0x7f7f7f7f, writeVal); |
| } |
| } |
| |
| #define MAX_DOZE_WAITING_TIMES_9x 64 |
| static void r8192e_drain_tx_queues(struct r8192_priv *priv) |
| { |
| u8 i, QueueID; |
| |
| for (QueueID = 0, i = 0; QueueID < MAX_TX_QUEUE; ) |
| { |
| struct rtl8192_tx_ring *ring = &priv->tx_ring[QueueID]; |
| |
| if(skb_queue_len(&ring->queue) == 0) |
| { |
| QueueID++; |
| continue; |
| } |
| |
| udelay(10); |
| i++; |
| |
| if (i >= MAX_DOZE_WAITING_TIMES_9x) |
| { |
| RT_TRACE(COMP_POWER, "r8192e_drain_tx_queues() timeout queue %d\n", QueueID); |
| break; |
| } |
| } |
| } |
| |
| static bool SetRFPowerState8190(struct r8192_priv *priv, |
| RT_RF_POWER_STATE eRFPowerState) |
| { |
| PRT_POWER_SAVE_CONTROL pPSC = &priv->PowerSaveControl; |
| bool bResult = true; |
| |
| if (eRFPowerState == priv->eRFPowerState && |
| priv->bHwRfOffAction == 0) { |
| bResult = false; |
| goto out; |
| } |
| |
| switch( eRFPowerState ) |
| { |
| case eRfOn: |
| |
| // turn on RF |
| if ((priv->eRFPowerState == eRfOff) && |
| RT_IN_PS_LEVEL(pPSC, RT_RF_OFF_LEVL_HALT_NIC)) |
| { |
| /* |
| * The current RF state is OFF and the RF OFF level |
| * is halting the NIC, re-initialize the NIC. |
| */ |
| if (!NicIFEnableNIC(priv)) { |
| RT_TRACE(COMP_ERR, "%s(): NicIFEnableNIC failed\n",__FUNCTION__); |
| bResult = false; |
| goto out; |
| } |
| |
| RT_CLEAR_PS_LEVEL(pPSC, RT_RF_OFF_LEVL_HALT_NIC); |
| } else { |
| write_nic_byte(priv, ANAPAR, 0x37);//160MHz |
| mdelay(1); |
| //enable clock 80/88 MHz |
| rtl8192_setBBreg(priv, rFPGA0_AnalogParameter1, 0x4, 0x1); // 0x880[2] |
| priv->bHwRfOffAction = 0; |
| |
| //RF-A, RF-B |
| //enable RF-Chip A/B |
| rtl8192_setBBreg(priv, rFPGA0_XA_RFInterfaceOE, BIT4, 0x1); // 0x860[4] |
| //analog to digital on |
| rtl8192_setBBreg(priv, rFPGA0_AnalogParameter4, 0x300, 0x3);// 0x88c[9:8] |
| //digital to analog on |
| rtl8192_setBBreg(priv, rFPGA0_AnalogParameter1, 0x18, 0x3); // 0x880[4:3] |
| //rx antenna on |
| rtl8192_setBBreg(priv, rOFDM0_TRxPathEnable, 0x3, 0x3);// 0xc04[1:0] |
| //rx antenna on |
| rtl8192_setBBreg(priv, rOFDM1_TRxPathEnable, 0x3, 0x3);// 0xd04[1:0] |
| //analog to digital part2 on |
| rtl8192_setBBreg(priv, rFPGA0_AnalogParameter1, 0x60, 0x3); // 0x880[6:5] |
| |
| } |
| |
| break; |
| |
| // |
| // In current solution, RFSleep=RFOff in order to save power under 802.11 power save. |
| // By Bruce, 2008-01-16. |
| // |
| case eRfSleep: |
| |
| // HW setting had been configured with deeper mode. |
| if(priv->eRFPowerState == eRfOff) |
| break; |
| |
| r8192e_drain_tx_queues(priv); |
| |
| PHY_SetRtl8192eRfOff(priv); |
| |
| break; |
| |
| case eRfOff: |
| |
| // |
| // Disconnect with Any AP or STA. |
| // |
| r8192e_drain_tx_queues(priv); |
| |
| |
| if (pPSC->RegRfPsLevel & RT_RF_OFF_LEVL_HALT_NIC && !RT_IN_PS_LEVEL(pPSC, RT_RF_OFF_LEVL_HALT_NIC)) |
| { |
| /* Disable all components. */ |
| NicIFDisableNIC(priv); |
| RT_SET_PS_LEVEL(pPSC, RT_RF_OFF_LEVL_HALT_NIC); |
| } |
| else if (!(pPSC->RegRfPsLevel & RT_RF_OFF_LEVL_HALT_NIC)) |
| { |
| /* Normal case - IPS should go to this. */ |
| PHY_SetRtl8192eRfOff(priv); |
| } |
| break; |
| |
| default: |
| bResult = false; |
| RT_TRACE(COMP_ERR, "SetRFPowerState8190(): unknow state to set: 0x%X!!!\n", eRFPowerState); |
| break; |
| } |
| |
| if(bResult) |
| { |
| // Update current RF state variable. |
| priv->eRFPowerState = eRFPowerState; |
| } |
| |
| out: |
| return bResult; |
| } |
| |
| |
| |
| |
| |
| static void MgntDisconnectIBSS(struct r8192_priv *priv) |
| { |
| u8 i; |
| bool bFilterOutNonAssociatedBSSID = false; |
| |
| priv->ieee80211->state = IEEE80211_NOLINK; |
| |
| for(i=0;i<6;i++) priv->ieee80211->current_network.bssid[i]= 0x55; |
| priv->OpMode = RT_OP_MODE_NO_LINK; |
| write_nic_word(priv, BSSIDR, ((u16*)priv->ieee80211->current_network.bssid)[0]); |
| write_nic_dword(priv, BSSIDR+2, ((u32*)(priv->ieee80211->current_network.bssid+2))[0]); |
| { |
| RT_OP_MODE OpMode = priv->OpMode; |
| u8 btMsr = read_nic_byte(priv, MSR); |
| |
| btMsr &= 0xfc; |
| |
| switch(OpMode) |
| { |
| case RT_OP_MODE_INFRASTRUCTURE: |
| btMsr |= MSR_LINK_MANAGED; |
| break; |
| |
| case RT_OP_MODE_IBSS: |
| btMsr |= MSR_LINK_ADHOC; |
| // led link set separate |
| break; |
| |
| case RT_OP_MODE_AP: |
| btMsr |= MSR_LINK_MASTER; |
| break; |
| |
| default: |
| btMsr |= MSR_LINK_NONE; |
| break; |
| } |
| |
| write_nic_byte(priv, MSR, btMsr); |
| } |
| ieee80211_stop_send_beacons(priv->ieee80211); |
| |
| // If disconnect, clear RCR CBSSID bit |
| bFilterOutNonAssociatedBSSID = false; |
| { |
| u32 RegRCR, Type; |
| Type = bFilterOutNonAssociatedBSSID; |
| RegRCR = read_nic_dword(priv, RCR); |
| priv->ReceiveConfig = RegRCR; |
| if (Type == true) |
| RegRCR |= (RCR_CBSSID); |
| else if (Type == false) |
| RegRCR &= (~RCR_CBSSID); |
| |
| { |
| write_nic_dword(priv, RCR, RegRCR); |
| priv->ReceiveConfig = RegRCR; |
| } |
| |
| } |
| notify_wx_assoc_event(priv->ieee80211); |
| |
| } |
| |
| static void MlmeDisassociateRequest(struct r8192_priv *priv, u8 *asSta, |
| u8 asRsn) |
| { |
| u8 i; |
| |
| RemovePeerTS(priv->ieee80211, asSta); |
| |
| SendDisassociation( priv->ieee80211, asSta, asRsn ); |
| |
| if(memcpy(priv->ieee80211->current_network.bssid,asSta,6) == NULL) |
| { |
| //ShuChen TODO: change media status. |
| //ShuChen TODO: What to do when disassociate. |
| priv->ieee80211->state = IEEE80211_NOLINK; |
| for(i=0;i<6;i++) priv->ieee80211->current_network.bssid[i] = 0x22; |
| priv->OpMode = RT_OP_MODE_NO_LINK; |
| { |
| RT_OP_MODE OpMode = priv->OpMode; |
| u8 btMsr = read_nic_byte(priv, MSR); |
| |
| btMsr &= 0xfc; |
| |
| switch(OpMode) |
| { |
| case RT_OP_MODE_INFRASTRUCTURE: |
| btMsr |= MSR_LINK_MANAGED; |
| break; |
| |
| case RT_OP_MODE_IBSS: |
| btMsr |= MSR_LINK_ADHOC; |
| // led link set separate |
| break; |
| |
| case RT_OP_MODE_AP: |
| btMsr |= MSR_LINK_MASTER; |
| break; |
| |
| default: |
| btMsr |= MSR_LINK_NONE; |
| break; |
| } |
| |
| write_nic_byte(priv, MSR, btMsr); |
| } |
| ieee80211_disassociate(priv->ieee80211); |
| |
| write_nic_word(priv, BSSIDR, ((u16*)priv->ieee80211->current_network.bssid)[0]); |
| write_nic_dword(priv, BSSIDR+2, ((u32*)(priv->ieee80211->current_network.bssid+2))[0]); |
| |
| } |
| |
| } |
| |
| |
| static void MgntDisconnectAP(struct r8192_priv *priv, u8 asRsn) |
| { |
| bool bFilterOutNonAssociatedBSSID = false; |
| u32 RegRCR, Type; |
| |
| /* If disconnect, clear RCR CBSSID bit */ |
| bFilterOutNonAssociatedBSSID = false; |
| |
| Type = bFilterOutNonAssociatedBSSID; |
| RegRCR = read_nic_dword(priv, RCR); |
| priv->ReceiveConfig = RegRCR; |
| |
| if (Type == true) |
| RegRCR |= (RCR_CBSSID); |
| else if (Type == false) |
| RegRCR &= (~RCR_CBSSID); |
| |
| write_nic_dword(priv, RCR, RegRCR); |
| priv->ReceiveConfig = RegRCR; |
| |
| MlmeDisassociateRequest(priv, priv->ieee80211->current_network.bssid, asRsn); |
| |
| priv->ieee80211->state = IEEE80211_NOLINK; |
| } |
| |
| |
| static bool MgntDisconnect(struct r8192_priv *priv, u8 asRsn) |
| { |
| // In adhoc mode, update beacon frame. |
| if( priv->ieee80211->state == IEEE80211_LINKED ) |
| { |
| if( priv->ieee80211->iw_mode == IW_MODE_ADHOC ) |
| { |
| MgntDisconnectIBSS(priv); |
| } |
| 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. |
| MgntDisconnectAP(priv, asRsn); |
| } |
| } |
| |
| return true; |
| } |
| |
| // |
| // Description: |
| // Chang RF Power State. |
| // Note that, only MgntActSet_RF_State() is allowed to set HW_VAR_RF_STATE. |
| // |
| // Assumption: |
| // PASSIVE LEVEL. |
| // |
| bool MgntActSet_RF_State(struct r8192_priv *priv, RT_RF_POWER_STATE StateToSet, |
| RT_RF_CHANGE_SOURCE ChangeSource) |
| { |
| bool bActionAllowed = false; |
| bool bConnectBySSID = false; |
| RT_RF_POWER_STATE rtState; |
| |
| RT_TRACE(COMP_POWER, "===>MgntActSet_RF_State(): StateToSet(%d)\n",StateToSet); |
| |
| spin_lock(&priv->rf_ps_lock); |
| |
| rtState = priv->eRFPowerState; |
| |
| switch(StateToSet) |
| { |
| case eRfOn: |
| priv->RfOffReason &= (~ChangeSource); |
| |
| if (!priv->RfOffReason) |
| { |
| priv->RfOffReason = 0; |
| bActionAllowed = true; |
| |
| |
| if(rtState == eRfOff && ChangeSource >=RF_CHANGE_BY_HW ) |
| { |
| bConnectBySSID = true; |
| } |
| } |
| else |
| RT_TRACE(COMP_POWER, "MgntActSet_RF_State - eRfon reject pMgntInfo->RfOffReason= 0x%x, ChangeSource=0x%X\n", priv->RfOffReason, ChangeSource); |
| |
| break; |
| |
| case eRfOff: |
| |
| if (priv->RfOffReason > RF_CHANGE_BY_IPS) |
| { |
| // Disconnect to current BSS when radio off. Asked by QuanTa. |
| MgntDisconnect(priv, disas_lv_ss); |
| } |
| |
| priv->RfOffReason |= ChangeSource; |
| bActionAllowed = true; |
| break; |
| |
| case eRfSleep: |
| priv->RfOffReason |= ChangeSource; |
| bActionAllowed = true; |
| break; |
| } |
| |
| if (bActionAllowed) |
| { |
| RT_TRACE(COMP_POWER, "MgntActSet_RF_State(): Action is allowed.... StateToSet(%d), RfOffReason(%#X)\n", StateToSet, priv->RfOffReason); |
| // Config HW to the specified mode. |
| SetRFPowerState8190(priv, StateToSet); |
| } |
| else |
| { |
| RT_TRACE(COMP_POWER, "MgntActSet_RF_State(): Action is rejected.... StateToSet(%d), ChangeSource(%#X), RfOffReason(%#X)\n", StateToSet, ChangeSource, priv->RfOffReason); |
| } |
| |
| // Release RF spinlock |
| spin_unlock(&priv->rf_ps_lock); |
| |
| RT_TRACE(COMP_POWER, "<===MgntActSet_RF_State()\n"); |
| return bActionAllowed; |
| } |
| |
| |