mirror of
https://github.com/lwfinger/rtl8188eu.git
synced 2024-11-10 07:29:40 +00:00
257 lines
8.6 KiB
C
Executable file
257 lines
8.6 KiB
C
Executable file
/******************************************************************************
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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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#define _RTL8188E_SRESET_C_
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#include <rtl8188e_sreset.h>
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#include <rtl8188e_hal.h>
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#ifdef DBG_CONFIG_ERROR_DETECT
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extern void rtw_cancel_all_timer(_adapter *padapter);
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static void _restore_security_setting(_adapter *padapter)
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{
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u8 EntryId = 0;
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struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
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struct sta_priv * pstapriv = &padapter->stapriv;
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struct sta_info *psta;
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struct security_priv* psecuritypriv=&(padapter->securitypriv);
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struct mlme_ext_info *pmlmeinfo = &padapter->mlmeextpriv.mlmext_info;
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(pmlmeinfo->auth_algo == dot11AuthAlgrthm_8021X)
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? rtw_write8(padapter, REG_SECCFG, 0xcc)
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: rtw_write8(padapter, REG_SECCFG, 0xcf);
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if ( ( padapter->securitypriv.dot11PrivacyAlgrthm == _WEP40_ ) ||
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( padapter->securitypriv.dot11PrivacyAlgrthm == _WEP104_ ))
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{
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for(EntryId=0; EntryId<4; EntryId++)
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{
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if(EntryId == psecuritypriv->dot11PrivacyKeyIndex)
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rtw_set_key(padapter,&padapter->securitypriv, EntryId, 1);
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else
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rtw_set_key(padapter,&padapter->securitypriv, EntryId, 0);
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}
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}
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else if((padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_) ||
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(padapter->securitypriv.dot11PrivacyAlgrthm == _AES_))
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{
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psta = rtw_get_stainfo(pstapriv, get_bssid(pmlmepriv));
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if (psta == NULL) {
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//DEBUG_ERR( ("Set wpa_set_encryption: Obtain Sta_info fail \n"));
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}
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else
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{
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//pairwise key
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rtw_setstakey_cmd(padapter, (unsigned char *)psta, _TRUE);
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//group key
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rtw_set_key(padapter,&padapter->securitypriv,padapter->securitypriv.dot118021XGrpKeyid, 0);
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}
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}
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}
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static void _restore_network_status(_adapter *padapter)
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{
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HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
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struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
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struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
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WLAN_BSSID_EX *pnetwork = (WLAN_BSSID_EX*)(&(pmlmeinfo->network));
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unsigned short caps;
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u8 join_type;
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#if 1
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//=======================================================
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// reset related register of Beacon control
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//set MSR to nolink
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Set_MSR(padapter, _HW_STATE_NOLINK_);
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// reject all data frame
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rtw_write16(padapter, REG_RXFLTMAP2,0x00);
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//reset TSF
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rtw_write8(padapter, REG_DUAL_TSF_RST, (BIT(0)|BIT(1)));
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// disable update TSF
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SetBcnCtrlReg(padapter, BIT(4), 0);
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//=======================================================
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rtw_joinbss_reset(padapter);
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set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
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//pmlmeinfo->assoc_AP_vendor = maxAP;
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if (padapter->registrypriv.wifi_spec) {
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// for WiFi test, follow WMM test plan spec
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rtw_write32(padapter, REG_EDCA_VO_PARAM, 0x002F431C);
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rtw_write32(padapter, REG_EDCA_VI_PARAM, 0x005E541C);
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rtw_write32(padapter, REG_EDCA_BE_PARAM, 0x0000A525);
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rtw_write32(padapter, REG_EDCA_BK_PARAM, 0x0000A549);
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#ifdef CONFIG_80211N_HT
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// for WiFi test, mixed mode with intel STA under bg mode throughput issue
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if (padapter->mlmepriv.htpriv.ht_option == 0)
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#endif //CONFIG_80211N_HT
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rtw_write32(padapter, REG_EDCA_BE_PARAM, 0x00004320);
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} else {
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rtw_write32(padapter, REG_EDCA_VO_PARAM, 0x002F3217);
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rtw_write32(padapter, REG_EDCA_VI_PARAM, 0x005E4317);
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rtw_write32(padapter, REG_EDCA_BE_PARAM, 0x00105320);
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rtw_write32(padapter, REG_EDCA_BK_PARAM, 0x0000A444);
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}
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//disable dynamic functions, such as high power, DIG
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//Switch_DM_Func(padapter, DYNAMIC_FUNC_DISABLE, _FALSE);
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#endif
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rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, pmlmeinfo->network.MacAddress);
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join_type = 0;
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rtw_hal_set_hwreg(padapter, HW_VAR_MLME_JOIN, (u8 *)(&join_type));
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Set_MSR(padapter, (pmlmeinfo->state & 0x3));
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mlmeext_joinbss_event_callback(padapter, 1);
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//restore Sequence No.
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rtw_write8(padapter,0x4dc,padapter->xmitpriv.nqos_ssn);
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}
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void rtl8188e_silentreset_for_specific_platform(_adapter *padapter)
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{
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HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
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struct sreset_priv *psrtpriv = &pHalData->srestpriv;
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struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
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struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
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struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
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_irqL irqL;
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#ifdef DBG_CONFIG_ERROR_RESET
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DBG_871X("%s\n", __FUNCTION__);
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psrtpriv->Wifi_Error_Status = WIFI_STATUS_SUCCESS;
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if (!netif_queue_stopped(padapter->pnetdev))
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netif_stop_queue(padapter->pnetdev);
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rtw_cancel_all_timer(padapter);
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tasklet_kill(&pxmitpriv->xmit_tasklet);
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_enter_critical_mutex(&psrtpriv->silentreset_mutex, &irqL);
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psrtpriv->silent_reset_inprogress = _TRUE;
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pwrpriv->change_rfpwrstate = rf_off;
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#ifdef CONFIG_IPS
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ips_enter(padapter);
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ips_leave(padapter);
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#endif
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if(check_fwstate(pmlmepriv, _FW_LINKED)== _TRUE)
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{
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_restore_network_status(padapter);
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_restore_security_setting(padapter);
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}
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_clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY | _FW_UNDER_LINKING);
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psrtpriv->silent_reset_inprogress = _FALSE;
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_exit_critical_mutex(&psrtpriv->silentreset_mutex, &irqL);
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tasklet_hi_schedule(&pxmitpriv->xmit_tasklet);
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_set_timer(&padapter->mlmepriv.dynamic_chk_timer, 2000);
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if (netif_queue_stopped(padapter->pnetdev))
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netif_wake_queue(padapter->pnetdev);
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#endif
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}
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void rtl8188e_sreset_xmit_status_check(_adapter *padapter)
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{
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HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
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struct sreset_priv *psrtpriv = &pHalData->srestpriv;
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unsigned long current_time;
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struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
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unsigned int diff_time;
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u32 txdma_status;
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if( (txdma_status=rtw_read32(padapter, REG_TXDMA_STATUS)) !=0x00){
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DBG_871X("%s REG_TXDMA_STATUS:0x%08x\n", __FUNCTION__, txdma_status);
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rtw_write32(padapter,REG_TXDMA_STATUS,txdma_status);
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rtl8188e_silentreset_for_specific_platform(padapter);
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}
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#ifdef CONFIG_USB_HCI
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//total xmit irp = 4
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//DBG_8192C("==>%s free_xmitbuf_cnt(%d),txirp_cnt(%d)\n",__FUNCTION__,pxmitpriv->free_xmitbuf_cnt,pxmitpriv->txirp_cnt);
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//if(pxmitpriv->txirp_cnt == NR_XMITBUFF+1)
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current_time = rtw_get_current_time();
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if(0==pxmitpriv->free_xmitbuf_cnt)
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{
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diff_time = jiffies_to_msecs(current_time - psrtpriv->last_tx_time);
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if(diff_time > 2000){
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if(psrtpriv->last_tx_complete_time==0){
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psrtpriv->last_tx_complete_time = current_time;
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}
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else{
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diff_time = jiffies_to_msecs(current_time - psrtpriv->last_tx_complete_time);
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if(diff_time > 4000){
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//padapter->Wifi_Error_Status = WIFI_TX_HANG;
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DBG_8192C("%s tx hang\n", __FUNCTION__);
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rtl8188e_silentreset_for_specific_platform(padapter);
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}
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}
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}
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}
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#endif //CONFIG_USB_HCI
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}
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void rtl8188e_sreset_linked_status_check(_adapter *padapter)
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{
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u32 rx_dma_status = 0;
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u8 fw_status=0;
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rx_dma_status = rtw_read32(padapter,REG_RXDMA_STATUS);
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if(rx_dma_status!= 0x00){
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DBG_8192C("%s REG_RXDMA_STATUS:0x%08x \n",__FUNCTION__,rx_dma_status);
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rtw_write32(padapter,REG_RXDMA_STATUS,rx_dma_status);
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}
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fw_status = rtw_read8(padapter,REG_FMETHR);
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if(fw_status != 0x00)
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{
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if(fw_status == 1)
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DBG_8192C("%s REG_FW_STATUS (0x%02x), Read_Efuse_Fail !! \n",__FUNCTION__,fw_status);
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else if(fw_status == 2)
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DBG_8192C("%s REG_FW_STATUS (0x%02x), Condition_No_Match !! \n",__FUNCTION__,fw_status);
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}
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#if 0
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u32 regc50,regc58,reg824,reg800;
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regc50 = rtw_read32(padapter,0xc50);
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regc58 = rtw_read32(padapter,0xc58);
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reg824 = rtw_read32(padapter,0x824);
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reg800 = rtw_read32(padapter,0x800);
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if( ((regc50&0xFFFFFF00)!= 0x69543400)||
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((regc58&0xFFFFFF00)!= 0x69543400)||
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(((reg824&0xFFFFFF00)!= 0x00390000)&&(((reg824&0xFFFFFF00)!= 0x80390000)))||
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( ((reg800&0xFFFFFF00)!= 0x03040000)&&((reg800&0xFFFFFF00)!= 0x83040000)))
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{
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DBG_8192C("%s regc50:0x%08x, regc58:0x%08x, reg824:0x%08x, reg800:0x%08x,\n", __FUNCTION__,
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regc50, regc58, reg824, reg800);
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rtl8188e_silentreset_for_specific_platform(padapter);
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}
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#endif
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}
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#endif
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