| // SPDX-License-Identifier: GPL-2.0 |
| /* Copyright(c) 2007 - 2011 Realtek Corporation. */ |
| |
| /* This file is for 92CE/92CU dynamic mechanism only */ |
| #define _RTL8188E_DM_C_ |
| |
| #include "../include/osdep_service.h" |
| #include "../include/drv_types.h" |
| #include "../include/rtl8188e_hal.h" |
| |
| /* Initialize GPIO setting registers */ |
| static void dm_InitGPIOSetting(struct adapter *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 Update_ODM_ComInfo_88E(struct adapter *Adapter) |
| { |
| struct mlme_ext_priv *pmlmeext = &Adapter->mlmeextpriv; |
| struct mlme_priv *pmlmepriv = &Adapter->mlmepriv; |
| struct pwrctrl_priv *pwrctrlpriv = &Adapter->pwrctrlpriv; |
| struct hal_data_8188e *hal_data = &Adapter->haldata; |
| struct odm_dm_struct *dm_odm = &hal_data->odmpriv; |
| struct dm_priv *pdmpriv = &hal_data->dmpriv; |
| int i; |
| |
| pdmpriv->InitODMFlag = ODM_BB_RSSI_MONITOR; |
| if (hal_data->AntDivCfg) |
| pdmpriv->InitODMFlag |= ODM_BB_ANT_DIV; |
| |
| dm_odm->SupportAbility = pdmpriv->InitODMFlag; |
| |
| dm_odm->pWirelessMode = &pmlmeext->cur_wireless_mode; |
| dm_odm->pSecChOffset = &hal_data->nCur40MhzPrimeSC; |
| dm_odm->pBandWidth = &hal_data->CurrentChannelBW; |
| dm_odm->pChannel = &hal_data->CurrentChannel; |
| dm_odm->pbScanInProcess = &pmlmepriv->bScanInProcess; |
| dm_odm->pbPowerSaving = &pwrctrlpriv->bpower_saving; |
| |
| ODM_CmnInfoInit(dm_odm, ODM_CMNINFO_RF_ANTENNA_TYPE, hal_data->TRxAntDivType); |
| |
| for (i = 0; i < NUM_STA; i++) |
| dm_odm->pODM_StaInfo[i] = NULL; |
| } |
| |
| void rtl8188e_InitHalDm(struct adapter *Adapter) |
| { |
| struct hal_data_8188e *hal_data = &Adapter->haldata; |
| struct odm_dm_struct *dm_odm = &hal_data->odmpriv; |
| |
| dm_InitGPIOSetting(Adapter); |
| Update_ODM_ComInfo_88E(Adapter); |
| ODM_DMInit(dm_odm); |
| } |
| |
| void rtl8188e_HalDmWatchDog(struct adapter *Adapter) |
| { |
| u8 hw_init_completed = Adapter->hw_init_completed; |
| struct hal_data_8188e *hal_data = &Adapter->haldata; |
| struct mlme_priv *pmlmepriv = &Adapter->mlmepriv; |
| u8 bLinked = false; |
| |
| if (!hw_init_completed) |
| return; |
| |
| if ((check_fwstate(pmlmepriv, WIFI_AP_STATE)) || |
| (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE | WIFI_ADHOC_MASTER_STATE))) { |
| if (Adapter->stapriv.asoc_sta_count > 2) |
| bLinked = true; |
| } else {/* Station mode */ |
| if (check_fwstate(pmlmepriv, _FW_LINKED)) |
| bLinked = true; |
| } |
| |
| hal_data->odmpriv.bLinked = bLinked; |
| ODM_DMWatchdog(&hal_data->odmpriv); |
| } |
| |
| void rtl8188e_init_dm_priv(struct adapter *Adapter) |
| { |
| struct hal_data_8188e *hal_data = &Adapter->haldata; |
| struct dm_priv *pdmpriv = &hal_data->dmpriv; |
| struct odm_dm_struct *dm_odm = &hal_data->odmpriv; |
| |
| memset(pdmpriv, 0, sizeof(struct dm_priv)); |
| memset(dm_odm, 0, sizeof(*dm_odm)); |
| |
| dm_odm->Adapter = Adapter; |
| ODM_CmnInfoInit(dm_odm, ODM_CMNINFO_MP_TEST_CHIP, IS_NORMAL_CHIP(hal_data->VersionID)); |
| ODM_CmnInfoInit(dm_odm, ODM_CMNINFO_RF_ANTENNA_TYPE, hal_data->TRxAntDivType); |
| } |
| |
| /* Add new function to reset the state of antenna diversity before link. */ |
| /* Compare RSSI for deciding antenna */ |
| void AntDivCompare8188E(struct adapter *Adapter, struct wlan_bssid_ex *dst, struct wlan_bssid_ex *src) |
| { |
| struct hal_data_8188e *hal_data = &Adapter->haldata; |
| |
| if (0 != hal_data->AntDivCfg) { |
| /* select optimum_antenna for before linked =>For antenna diversity */ |
| if (dst->Rssi >= src->Rssi) {/* keep org parameter */ |
| src->Rssi = dst->Rssi; |
| src->PhyInfo.Optimum_antenna = dst->PhyInfo.Optimum_antenna; |
| } |
| } |
| } |
| |
| /* Add new function to reset the state of antenna diversity before link. */ |
| u8 AntDivBeforeLink8188E(struct adapter *Adapter) |
| { |
| struct hal_data_8188e *hal_data = &Adapter->haldata; |
| struct odm_dm_struct *dm_odm = &hal_data->odmpriv; |
| struct sw_ant_switch *dm_swat_tbl = &dm_odm->DM_SWAT_Table; |
| struct mlme_priv *pmlmepriv = &Adapter->mlmepriv; |
| |
| /* Condition that does not need to use antenna diversity. */ |
| if (hal_data->AntDivCfg == 0) |
| return false; |
| |
| if (check_fwstate(pmlmepriv, _FW_LINKED)) |
| return false; |
| |
| if (dm_swat_tbl->SWAS_NoLink_State == 0) { |
| /* switch channel */ |
| dm_swat_tbl->SWAS_NoLink_State = 1; |
| dm_swat_tbl->CurAntenna = (dm_swat_tbl->CurAntenna == Antenna_A) ? Antenna_B : Antenna_A; |
| |
| rtw_antenna_select_cmd(Adapter, dm_swat_tbl->CurAntenna, false); |
| return true; |
| } else { |
| dm_swat_tbl->SWAS_NoLink_State = 0; |
| return false; |
| } |
| } |