/******************************************************************************
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*
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* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
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*
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*
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******************************************************************************/
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/* ************************************************************
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* Description:
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*
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* This file is for 92CE/92CU dynamic mechanism only
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*
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*
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* ************************************************************ */
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#define _RTL8188E_DM_C_
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/* ************************************************************
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* include files
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* ************************************************************ */
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#include <drv_types.h>
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#include <rtl8188e_hal.h>
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/* ************************************************************
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* Global var
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* ************************************************************ */
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static VOID
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dm_CheckProtection(
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IN PADAPTER Adapter
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)
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{
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#if 0
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PMGNT_INFO pMgntInfo = &(Adapter->MgntInfo);
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u1Byte CurRate, RateThreshold;
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if (pMgntInfo->pHTInfo->bCurBW40MHz)
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RateThreshold = MGN_MCS1;
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else
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RateThreshold = MGN_MCS3;
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if (Adapter->TxStats.CurrentInitTxRate <= RateThreshold) {
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pMgntInfo->bDmDisableProtect = TRUE;
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dbg_print("Forced disable protect: %x\n", Adapter->TxStats.CurrentInitTxRate);
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} else {
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pMgntInfo->bDmDisableProtect = FALSE;
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dbg_print("Enable protect: %x\n", Adapter->TxStats.CurrentInitTxRate);
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}
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#endif
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}
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static VOID
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dm_CheckStatistics(
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IN PADAPTER Adapter
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)
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{
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#if 0
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if (!Adapter->MgntInfo.bMediaConnect)
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return;
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/* 2008.12.10 tynli Add for getting Current_Tx_Rate_Reg flexibly. */
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rtw_hal_get_hwreg(Adapter, HW_VAR_INIT_TX_RATE, (pu1Byte)(&Adapter->TxStats.CurrentInitTxRate));
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/* Calculate current Tx Rate(Successful transmited!!) */
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/* Calculate current Rx Rate(Successful received!!) */
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/* for tx tx retry count */
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rtw_hal_get_hwreg(Adapter, HW_VAR_RETRY_COUNT, (pu1Byte)(&Adapter->TxStats.NumTxRetryCount));
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#endif
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}
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#ifdef CONFIG_SUPPORT_HW_WPS_PBC
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static void dm_CheckPbcGPIO(_adapter *padapter)
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{
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u8 tmp1byte;
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u8 bPbcPressed = _FALSE;
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if (!padapter->registrypriv.hw_wps_pbc)
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return;
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#ifdef CONFIG_USB_HCI
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tmp1byte = rtw_read8(padapter, GPIO_IO_SEL);
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tmp1byte |= (HAL_8188E_HW_GPIO_WPS_BIT);
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rtw_write8(padapter, GPIO_IO_SEL, tmp1byte); /* enable GPIO[2] as output mode */
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tmp1byte &= ~(HAL_8188E_HW_GPIO_WPS_BIT);
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rtw_write8(padapter, GPIO_IN, tmp1byte); /* reset the floating voltage level */
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tmp1byte = rtw_read8(padapter, GPIO_IO_SEL);
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tmp1byte &= ~(HAL_8188E_HW_GPIO_WPS_BIT);
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rtw_write8(padapter, GPIO_IO_SEL, tmp1byte); /* enable GPIO[2] as input mode */
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tmp1byte = rtw_read8(padapter, GPIO_IN);
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if (tmp1byte == 0xff)
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return ;
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if (tmp1byte & HAL_8188E_HW_GPIO_WPS_BIT)
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bPbcPressed = _TRUE;
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#else
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tmp1byte = rtw_read8(padapter, GPIO_IN);
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if (tmp1byte == 0xff || padapter->init_adpt_in_progress)
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return ;
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if ((tmp1byte & HAL_8188E_HW_GPIO_WPS_BIT) == 0)
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bPbcPressed = _TRUE;
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#endif
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if (_TRUE == bPbcPressed) {
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/* Here we only set bPbcPressed to true */
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/* After trigger PBC, the variable will be set to false */
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RTW_INFO("CheckPbcGPIO - PBC is pressed\n");
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rtw_request_wps_pbc_event(padapter);
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}
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}
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#endif/* #ifdef CONFIG_SUPPORT_HW_WPS_PBC */
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#ifdef CONFIG_PCI_HCI
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/*
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* Description:
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* Perform interrupt migration dynamically to reduce CPU utilization.
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*
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* Assumption:
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* 1. Do not enable migration under WIFI test.
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*
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* Created by Roger, 2010.03.05.
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* */
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VOID
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dm_InterruptMigration(
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IN PADAPTER Adapter
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)
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{
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HAL_DATA_TYPE *pHalData = GET_HAL_DATA(Adapter);
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struct mlme_priv *pmlmepriv = &(Adapter->mlmepriv);
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BOOLEAN bCurrentIntMt, bCurrentACIntDisable;
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BOOLEAN IntMtToSet = _FALSE;
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BOOLEAN ACIntToSet = _FALSE;
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/* Retrieve current interrupt migration and Tx four ACs IMR settings first. */
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bCurrentIntMt = pHalData->bInterruptMigration;
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bCurrentACIntDisable = pHalData->bDisableTxInt;
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/* */
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/* <Roger_Notes> Currently we use busy traffic for reference instead of RxIntOK counts to prevent non-linear Rx statistics */
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/* when interrupt migration is set before. 2010.03.05. */
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/* */
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if (!Adapter->registrypriv.wifi_spec &&
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(check_fwstate(pmlmepriv, _FW_LINKED) == _TRUE) &&
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pmlmepriv->LinkDetectInfo.bHigherBusyTraffic) {
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IntMtToSet = _TRUE;
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/* To check whether we should disable Tx interrupt or not. */
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if (pmlmepriv->LinkDetectInfo.bHigherBusyRxTraffic)
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ACIntToSet = _TRUE;
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}
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/* Update current settings. */
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if (bCurrentIntMt != IntMtToSet) {
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RTW_INFO("%s(): Update interrrupt migration(%d)\n", __FUNCTION__, IntMtToSet);
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if (IntMtToSet) {
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/* */
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/* <Roger_Notes> Set interrrupt migration timer and corresponging Tx/Rx counter. */
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/* timer 25ns*0xfa0=100us for 0xf packets. */
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/* 2010.03.05. */
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/* */
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rtw_write32(Adapter, REG_INT_MIG, 0xff000fa0);/* 0x306:Rx, 0x307:Tx */
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pHalData->bInterruptMigration = IntMtToSet;
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} else {
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/* Reset all interrupt migration settings. */
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rtw_write32(Adapter, REG_INT_MIG, 0);
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pHalData->bInterruptMigration = IntMtToSet;
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}
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}
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#if 0
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if (bCurrentACIntDisable != ACIntToSet) {
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RTW_INFO("%s(): Update AC interrrupt(%d)\n", __FUNCTION__, ACIntToSet);
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if (ACIntToSet) { /* Disable four ACs interrupts. */
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/* */
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/* <Roger_Notes> Disable VO, VI, BE and BK four AC interrupts to gain more efficient CPU utilization. */
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/* When extremely highly Rx OK occurs, we will disable Tx interrupts. */
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/* 2010.03.05. */
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/* */
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UpdateInterruptMask8192CE(Adapter, 0, RT_AC_INT_MASKS);
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pHalData->bDisableTxInt = ACIntToSet;
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} else { /* Enable four ACs interrupts. */
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UpdateInterruptMask8192CE(Adapter, RT_AC_INT_MASKS, 0);
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pHalData->bDisableTxInt = ACIntToSet;
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}
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}
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#endif
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}
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#endif
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/*
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* Initialize GPIO setting registers
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* */
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static void
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dm_InitGPIOSetting(
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IN PADAPTER Adapter
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)
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{
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PHAL_DATA_TYPE pHalData = GET_HAL_DATA(Adapter);
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u8 tmp1byte;
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tmp1byte = rtw_read8(Adapter, REG_GPIO_MUXCFG);
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tmp1byte &= (GPIOSEL_GPIO | ~GPIOSEL_ENBT);
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rtw_write8(Adapter, REG_GPIO_MUXCFG, tmp1byte);
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}
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/* ************************************************************
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* functions
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* ************************************************************ */
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static void Init_ODM_ComInfo_88E(PADAPTER Adapter)
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{
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PHAL_DATA_TYPE pHalData = GET_HAL_DATA(Adapter);
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struct PHY_DM_STRUCT *pDM_Odm = &(pHalData->odmpriv);
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u32 SupportAbility = 0;
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u8 cut_ver, fab_ver;
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Init_ODM_ComInfo(Adapter);
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fab_ver = ODM_TSMC;
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cut_ver = ODM_CUT_A;
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if (IS_VENDOR_8188E_I_CUT_SERIES(Adapter))
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cut_ver = ODM_CUT_I;
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odm_cmn_info_init(pDM_Odm, ODM_CMNINFO_FAB_VER, fab_ver);
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odm_cmn_info_init(pDM_Odm, ODM_CMNINFO_CUT_VER, cut_ver);
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#ifdef CONFIG_DISABLE_ODM
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SupportAbility = 0;
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#else
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SupportAbility = ODM_RF_CALIBRATION |
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ODM_RF_TX_PWR_TRACK
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;
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#endif
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odm_cmn_info_update(pDM_Odm, ODM_CMNINFO_ABILITY, SupportAbility);
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}
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static void Update_ODM_ComInfo_88E(PADAPTER Adapter)
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{
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PHAL_DATA_TYPE pHalData = GET_HAL_DATA(Adapter);
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struct PHY_DM_STRUCT *pDM_Odm = &(pHalData->odmpriv);
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u32 SupportAbility = 0;
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int i;
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SupportAbility = 0
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| ODM_BB_DIG
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| ODM_BB_RA_MASK
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| ODM_BB_DYNAMIC_TXPWR
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| ODM_BB_FA_CNT
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| ODM_BB_RSSI_MONITOR
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| ODM_BB_CCK_PD
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/* | ODM_BB_PWR_SAVE */
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| ODM_BB_CFO_TRACKING
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| ODM_RF_CALIBRATION
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| ODM_RF_TX_PWR_TRACK
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| ODM_BB_NHM_CNT
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| ODM_BB_PRIMARY_CCA
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/* | ODM_BB_PWR_TRAIN */
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;
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if (rtw_odm_adaptivity_needed(Adapter) == _TRUE) {
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rtw_odm_adaptivity_config_msg(RTW_DBGDUMP, Adapter);
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SupportAbility |= ODM_BB_ADAPTIVITY;
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}
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if (!Adapter->registrypriv.qos_opt_enable)
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SupportAbility |= ODM_MAC_EDCA_TURBO;
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#ifdef CONFIG_ANTENNA_DIVERSITY
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if (pHalData->AntDivCfg)
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SupportAbility |= ODM_BB_ANT_DIV;
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#endif
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#if (MP_DRIVER == 1)
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if (Adapter->registrypriv.mp_mode == 1) {
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SupportAbility = 0
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| ODM_RF_CALIBRATION
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| ODM_RF_TX_PWR_TRACK
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;
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}
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#endif/* (MP_DRIVER==1) */
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#ifdef CONFIG_DISABLE_ODM
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SupportAbility = 0;
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#endif/* CONFIG_DISABLE_ODM */
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odm_cmn_info_update(pDM_Odm, ODM_CMNINFO_ABILITY, SupportAbility);
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}
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void
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rtl8188e_InitHalDm(
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IN PADAPTER Adapter
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)
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{
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PHAL_DATA_TYPE pHalData = GET_HAL_DATA(Adapter);
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struct PHY_DM_STRUCT *pDM_Odm = &(pHalData->odmpriv);
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u8 i;
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#ifdef CONFIG_USB_HCI
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dm_InitGPIOSetting(Adapter);
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#endif
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pHalData->DM_Type = dm_type_by_driver;
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Update_ODM_ComInfo_88E(Adapter);
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odm_dm_init(pDM_Odm);
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}
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VOID
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rtl8188e_HalDmWatchDog(
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IN PADAPTER Adapter
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)
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{
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BOOLEAN bFwCurrentInPSMode = _FALSE;
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BOOLEAN bFwPSAwake = _TRUE;
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PHAL_DATA_TYPE pHalData = GET_HAL_DATA(Adapter);
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struct PHY_DM_STRUCT *pDM_Odm = &(pHalData->odmpriv);
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if (!rtw_is_hw_init_completed(Adapter))
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goto skip_dm;
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#ifdef CONFIG_LPS
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bFwCurrentInPSMode = adapter_to_pwrctl(Adapter)->bFwCurrentInPSMode;
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rtw_hal_get_hwreg(Adapter, HW_VAR_FWLPS_RF_ON, (u8 *)(&bFwPSAwake));
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#endif
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#ifdef CONFIG_P2P_PS
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/* Fw is under p2p powersaving mode, driver should stop dynamic mechanism. */
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/* modifed by thomas. 2011.06.11. */
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if (Adapter->wdinfo.p2p_ps_mode)
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bFwPSAwake = _FALSE;
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#endif /* CONFIG_P2P_PS */
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if ((rtw_is_hw_init_completed(Adapter))
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&& ((!bFwCurrentInPSMode) && bFwPSAwake)) {
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/* */
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/* Calculate Tx/Rx statistics. */
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/* */
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dm_CheckStatistics(Adapter);
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rtw_hal_check_rxfifo_full(Adapter);
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/* */
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/* Dynamically switch RTS/CTS protection. */
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/* */
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/* dm_CheckProtection(Adapter); */
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#ifdef CONFIG_PCI_HCI
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/* 20100630 Joseph: Disable Interrupt Migration mechanism temporarily because it degrades Rx throughput. */
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/* Tx Migration settings. */
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/* dm_InterruptMigration(Adapter); */
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/* if(Adapter->hal_func.TxCheckStuckHandler(Adapter)) */
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/* PlatformScheduleWorkItem(&(GET_HAL_DATA(Adapter)->HalResetWorkItem)); */
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#endif
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}
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/* ODM */
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if (rtw_is_hw_init_completed(Adapter)) {
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u8 bLinked = _FALSE;
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u8 bsta_state = _FALSE;
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#ifdef CONFIG_DISABLE_ODM
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pHalData->odmpriv.support_ability = 0;
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#endif
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if (rtw_mi_check_status(Adapter, MI_ASSOC)) {
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bLinked = _TRUE;
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if (rtw_mi_check_status(Adapter, MI_STA_LINKED))
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bsta_state = _TRUE;
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}
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odm_cmn_info_update(&pHalData->odmpriv , ODM_CMNINFO_LINK, bLinked);
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odm_cmn_info_update(&pHalData->odmpriv , ODM_CMNINFO_STATION_STATE, bsta_state);
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odm_dm_watchdog(&pHalData->odmpriv);
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}
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skip_dm:
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#ifdef CONFIG_SUPPORT_HW_WPS_PBC
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/* Check GPIO to determine current Pbc status. */
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dm_CheckPbcGPIO(Adapter);
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#endif
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return;
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}
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void rtl8188e_init_dm_priv(IN PADAPTER Adapter)
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{
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PHAL_DATA_TYPE pHalData = GET_HAL_DATA(Adapter);
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struct PHY_DM_STRUCT *podmpriv = &pHalData->odmpriv;
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/* _rtw_spinlock_init(&(pHalData->odm_stainfo_lock)); */
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Init_ODM_ComInfo_88E(Adapter);
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odm_init_all_timers(podmpriv);
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}
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void rtl8188e_deinit_dm_priv(IN PADAPTER Adapter)
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{
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PHAL_DATA_TYPE pHalData = GET_HAL_DATA(Adapter);
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struct PHY_DM_STRUCT *podmpriv = &pHalData->odmpriv;
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/* _rtw_spinlock_free(&pHalData->odm_stainfo_lock); */
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odm_cancel_all_timers(podmpriv);
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}
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