realtek-rtl8188eus-dkms/hal/rtl8188e/rtl8188e_dm.c

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2019-12-17 16:14:15 +00:00
/******************************************************************************
*
* Copyright(c) 2007 - 2017 Realtek Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
*****************************************************************************/
/* ************************************************************
* Description:
*
* This file is for 92CE/92CU dynamic mechanism only
*
*
* ************************************************************ */
#define _RTL8188E_DM_C_
/* ************************************************************
* include files
* ************************************************************ */
#include <drv_types.h>
#include <rtl8188e_hal.h>
/* ************************************************************
* Global var
* ************************************************************ */
static VOID
dm_CheckProtection(
IN PADAPTER Adapter
)
{
#if 0
PMGNT_INFO pMgntInfo = &(Adapter->MgntInfo);
u1Byte CurRate, RateThreshold;
if (pMgntInfo->pHTInfo->bCurBW40MHz)
RateThreshold = MGN_MCS1;
else
RateThreshold = MGN_MCS3;
if (Adapter->TxStats.CurrentInitTxRate <= RateThreshold) {
pMgntInfo->bDmDisableProtect = TRUE;
dbg_print("Forced disable protect: %x\n", Adapter->TxStats.CurrentInitTxRate);
} else {
pMgntInfo->bDmDisableProtect = FALSE;
dbg_print("Enable protect: %x\n", Adapter->TxStats.CurrentInitTxRate);
}
#endif
}
#ifdef CONFIG_SUPPORT_HW_WPS_PBC
static void dm_CheckPbcGPIO(_adapter *padapter)
{
u8 tmp1byte;
u8 bPbcPressed = _FALSE;
if (!padapter->registrypriv.hw_wps_pbc)
return;
#ifdef CONFIG_USB_HCI
tmp1byte = rtw_read8(padapter, GPIO_IO_SEL);
tmp1byte |= (HAL_8188E_HW_GPIO_WPS_BIT);
rtw_write8(padapter, GPIO_IO_SEL, tmp1byte); /* enable GPIO[2] as output mode */
tmp1byte &= ~(HAL_8188E_HW_GPIO_WPS_BIT);
rtw_write8(padapter, GPIO_IN, tmp1byte); /* reset the floating voltage level */
tmp1byte = rtw_read8(padapter, GPIO_IO_SEL);
tmp1byte &= ~(HAL_8188E_HW_GPIO_WPS_BIT);
rtw_write8(padapter, GPIO_IO_SEL, tmp1byte); /* enable GPIO[2] as input mode */
tmp1byte = rtw_read8(padapter, GPIO_IN);
if (tmp1byte == 0xff)
return ;
if (tmp1byte & HAL_8188E_HW_GPIO_WPS_BIT)
bPbcPressed = _TRUE;
#else
tmp1byte = rtw_read8(padapter, GPIO_IN);
if (tmp1byte == 0xff || padapter->init_adpt_in_progress)
return ;
if ((tmp1byte & HAL_8188E_HW_GPIO_WPS_BIT) == 0)
bPbcPressed = _TRUE;
#endif
if (_TRUE == bPbcPressed) {
/* Here we only set bPbcPressed to true */
/* After trigger PBC, the variable will be set to false */
RTW_INFO("CheckPbcGPIO - PBC is pressed\n");
rtw_request_wps_pbc_event(padapter);
}
}
#endif/* #ifdef CONFIG_SUPPORT_HW_WPS_PBC */
#ifdef CONFIG_PCI_HCI
/*
* Description:
* Perform interrupt migration dynamically to reduce CPU utilization.
*
* Assumption:
* 1. Do not enable migration under WIFI test.
*
* Created by Roger, 2010.03.05.
* */
VOID
dm_InterruptMigration(
IN PADAPTER Adapter
)
{
HAL_DATA_TYPE *pHalData = GET_HAL_DATA(Adapter);
struct mlme_priv *pmlmepriv = &(Adapter->mlmepriv);
BOOLEAN bCurrentIntMt, bCurrentACIntDisable;
BOOLEAN IntMtToSet = _FALSE;
BOOLEAN ACIntToSet = _FALSE;
/* Retrieve current interrupt migration and Tx four ACs IMR settings first. */
bCurrentIntMt = pHalData->bInterruptMigration;
bCurrentACIntDisable = pHalData->bDisableTxInt;
/* */
/* <Roger_Notes> Currently we use busy traffic for reference instead of RxIntOK counts to prevent non-linear Rx statistics */
/* when interrupt migration is set before. 2010.03.05. */
/* */
if (!Adapter->registrypriv.wifi_spec &&
(check_fwstate(pmlmepriv, _FW_LINKED) == _TRUE) &&
pmlmepriv->LinkDetectInfo.bHigherBusyTraffic) {
IntMtToSet = _TRUE;
/* To check whether we should disable Tx interrupt or not. */
if (pmlmepriv->LinkDetectInfo.bHigherBusyRxTraffic)
ACIntToSet = _TRUE;
}
/* Update current settings. */
if (bCurrentIntMt != IntMtToSet) {
RTW_INFO("%s(): Update interrrupt migration(%d)\n", __FUNCTION__, IntMtToSet);
if (IntMtToSet) {
/* */
/* <Roger_Notes> Set interrrupt migration timer and corresponging Tx/Rx counter. */
/* timer 25ns*0xfa0=100us for 0xf packets. */
/* 2010.03.05. */
/* */
rtw_write32(Adapter, REG_INT_MIG, 0xff000fa0);/* 0x306:Rx, 0x307:Tx */
pHalData->bInterruptMigration = IntMtToSet;
} else {
/* Reset all interrupt migration settings. */
rtw_write32(Adapter, REG_INT_MIG, 0);
pHalData->bInterruptMigration = IntMtToSet;
}
}
#if 0
if (bCurrentACIntDisable != ACIntToSet) {
RTW_INFO("%s(): Update AC interrrupt(%d)\n", __FUNCTION__, ACIntToSet);
if (ACIntToSet) { /* Disable four ACs interrupts. */
/* */
/* <Roger_Notes> Disable VO, VI, BE and BK four AC interrupts to gain more efficient CPU utilization. */
/* When extremely highly Rx OK occurs, we will disable Tx interrupts. */
/* 2010.03.05. */
/* */
UpdateInterruptMask8192CE(Adapter, 0, RT_AC_INT_MASKS);
pHalData->bDisableTxInt = ACIntToSet;
} else { /* Enable four ACs interrupts. */
UpdateInterruptMask8192CE(Adapter, RT_AC_INT_MASKS, 0);
pHalData->bDisableTxInt = ACIntToSet;
}
}
#endif
}
#endif
/*
* Initialize GPIO setting registers
* */
static void
dm_InitGPIOSetting(
IN PADAPTER Adapter
)
{
PHAL_DATA_TYPE pHalData = GET_HAL_DATA(Adapter);
u8 tmp1byte;
tmp1byte = rtw_read8(Adapter, REG_GPIO_MUXCFG);
tmp1byte &= (GPIOSEL_GPIO | ~GPIOSEL_ENBT);
rtw_write8(Adapter, REG_GPIO_MUXCFG, tmp1byte);
}
/* ************************************************************
* functions
* ************************************************************ */
static void Init_ODM_ComInfo_88E(PADAPTER Adapter)
{
PHAL_DATA_TYPE pHalData = GET_HAL_DATA(Adapter);
struct dm_struct *pDM_Odm = &(pHalData->odmpriv);
u8 cut_ver, fab_ver;
Init_ODM_ComInfo(Adapter);
fab_ver = ODM_TSMC;
cut_ver = ODM_CUT_A;
if (IS_VENDOR_8188E_I_CUT_SERIES(Adapter))
cut_ver = ODM_CUT_I;
odm_cmn_info_init(pDM_Odm, ODM_CMNINFO_FAB_VER, fab_ver);
odm_cmn_info_init(pDM_Odm, ODM_CMNINFO_CUT_VER, cut_ver);
}
void
rtl8188e_InitHalDm(
IN PADAPTER Adapter
)
{
PHAL_DATA_TYPE pHalData = GET_HAL_DATA(Adapter);
struct dm_struct *pDM_Odm = &(pHalData->odmpriv);
#ifdef CONFIG_USB_HCI
dm_InitGPIOSetting(Adapter);
#endif
rtw_phydm_init(Adapter);
}
VOID
rtl8188e_HalDmWatchDog(
IN PADAPTER Adapter
)
{
BOOLEAN bFwCurrentInPSMode = _FALSE;
u8 bFwPSAwake = _TRUE;
PHAL_DATA_TYPE pHalData = GET_HAL_DATA(Adapter);
struct dm_struct *pDM_Odm = &(pHalData->odmpriv);
if (!rtw_is_hw_init_completed(Adapter))
goto skip_dm;
#ifdef CONFIG_LPS
bFwCurrentInPSMode = adapter_to_pwrctl(Adapter)->bFwCurrentInPSMode;
rtw_hal_get_hwreg(Adapter, HW_VAR_FWLPS_RF_ON, &bFwPSAwake);
#endif
#ifdef CONFIG_P2P_PS
/* Fw is under p2p powersaving mode, driver should stop dynamic mechanism. */
/* modifed by thomas. 2011.06.11. */
if (Adapter->wdinfo.p2p_ps_mode)
bFwPSAwake = _FALSE;
#endif /* CONFIG_P2P_PS */
if ((rtw_is_hw_init_completed(Adapter))
&& ((!bFwCurrentInPSMode) && bFwPSAwake)) {
rtw_hal_check_rxfifo_full(Adapter);
/* */
/* Dynamically switch RTS/CTS protection. */
/* */
/* dm_CheckProtection(Adapter); */
#ifdef CONFIG_PCI_HCI
/* 20100630 Joseph: Disable Interrupt Migration mechanism temporarily because it degrades Rx throughput. */
/* Tx Migration settings. */
/* dm_InterruptMigration(Adapter); */
/* if(Adapter->hal_func.TxCheckStuckHandler(Adapter)) */
/* PlatformScheduleWorkItem(&(GET_HAL_DATA(Adapter)->HalResetWorkItem)); */
#endif
}
#ifdef CONFIG_DISABLE_ODM
goto skip_dm;
#endif
rtw_phydm_watchdog(Adapter);
skip_dm:
#ifdef CONFIG_SUPPORT_HW_WPS_PBC
/* Check GPIO to determine current Pbc status. */
dm_CheckPbcGPIO(Adapter);
#endif
return;
}
void rtl8188e_init_dm_priv(IN PADAPTER Adapter)
{
PHAL_DATA_TYPE pHalData = GET_HAL_DATA(Adapter);
struct dm_struct *podmpriv = &pHalData->odmpriv;
/* _rtw_spinlock_init(&(pHalData->odm_stainfo_lock)); */
Init_ODM_ComInfo_88E(Adapter);
odm_init_all_timers(podmpriv);
pHalData->CurrentTxPwrIdx = 13;
}
void rtl8188e_deinit_dm_priv(IN PADAPTER Adapter)
{
PHAL_DATA_TYPE pHalData = GET_HAL_DATA(Adapter);
struct dm_struct *podmpriv = &pHalData->odmpriv;
odm_cancel_all_timers(podmpriv);
}