drivers/net/wireless/rockchip_wlan/rtl8723bu/core/rtw_sreset.c

   1 /******************************************************************************\r
   2  *\r
   3  * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.\r
   4  *                                        \r
   5  * This program is free software; you can redistribute it and/or modify it\r
   6  * under the terms of version 2 of the GNU General Public License as\r
   7  * published by the Free Software Foundation.\r
   8  *\r
   9  * This program is distributed in the hope that it will be useful, but WITHOUT\r
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or\r
  11  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for\r
  12  * more details.\r
  13  *\r
  14  * You should have received a copy of the GNU General Public License along with\r
  15  * this program; if not, write to the Free Software Foundation, Inc.,\r
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA\r
  17  *\r
  18  *\r
  19  ******************************************************************************/\r
  20 \r
  21 #include <drv_types.h>\r
  22 #include <hal_data.h>\r
  23 #include <rtw_sreset.h>\r
  24 \r
  25 void sreset_init_value(_adapter *padapter)\r
  26 {\r
  27 #if defined(DBG_CONFIG_ERROR_DETECT)\r
  28         HAL_DATA_TYPE   *pHalData = GET_HAL_DATA(padapter);\r
  29         struct sreset_priv *psrtpriv = &pHalData->srestpriv;\r
  30 \r
  31         _rtw_mutex_init(&psrtpriv->silentreset_mutex);\r
  32         psrtpriv->silent_reset_inprogress = _FALSE;\r
  33         psrtpriv->Wifi_Error_Status = WIFI_STATUS_SUCCESS;\r
  34         psrtpriv->last_tx_time =0;\r
  35         psrtpriv->last_tx_complete_time =0;\r
  36 #endif\r
  37 }\r
  38 void sreset_reset_value(_adapter *padapter)\r
  39 {\r
  40 #if defined(DBG_CONFIG_ERROR_DETECT)\r
  41         HAL_DATA_TYPE   *pHalData = GET_HAL_DATA(padapter);\r
  42         struct sreset_priv *psrtpriv = &pHalData->srestpriv;\r
  43 \r
  44         psrtpriv->Wifi_Error_Status = WIFI_STATUS_SUCCESS;\r
  45         psrtpriv->last_tx_time =0;\r
  46         psrtpriv->last_tx_complete_time =0;\r
  47 #endif\r
  48 }\r
  49 \r
  50 u8 sreset_get_wifi_status(_adapter *padapter)\r
  51 {\r
  52 #if defined(DBG_CONFIG_ERROR_DETECT)\r
  53         HAL_DATA_TYPE   *pHalData = GET_HAL_DATA(padapter);\r
  54         struct sreset_priv *psrtpriv = &pHalData->srestpriv;\r
  55 \r
  56         u8 status = WIFI_STATUS_SUCCESS;\r
  57         u32 val32 = 0;\r
  58         _irqL irqL;\r
  59         if(psrtpriv->silent_reset_inprogress == _TRUE)\r
  60         {\r
  61                 return status;\r
  62         }\r
  63         val32 =rtw_read32(padapter,REG_TXDMA_STATUS);\r
  64         if(val32==0xeaeaeaea){\r
  65                 psrtpriv->Wifi_Error_Status = WIFI_IF_NOT_EXIST;\r
  66         }\r
  67         else if(val32!=0){\r
  68                 DBG_8192C("txdmastatu(%x)\n",val32);\r
  69                 psrtpriv->Wifi_Error_Status = WIFI_MAC_TXDMA_ERROR;\r
  70         }\r
  71 \r
  72         if(WIFI_STATUS_SUCCESS !=psrtpriv->Wifi_Error_Status)\r
  73         {\r
  74                 DBG_8192C("==>%s error_status(0x%x) \n",__FUNCTION__,psrtpriv->Wifi_Error_Status);\r
  75                 status = (psrtpriv->Wifi_Error_Status &( ~(USB_READ_PORT_FAIL|USB_WRITE_PORT_FAIL)));\r
  76         }\r
  77         DBG_8192C("==> %s wifi_status(0x%x)\n",__FUNCTION__,status);\r
  78 \r
  79         //status restore\r
  80         psrtpriv->Wifi_Error_Status = WIFI_STATUS_SUCCESS;\r
  81 \r
  82         return status;\r
  83 #else\r
  84         return WIFI_STATUS_SUCCESS;\r
  85 #endif\r
  86 }\r
  87 \r
  88 void sreset_set_wifi_error_status(_adapter *padapter, u32 status)\r
  89 {\r
  90 #if defined(DBG_CONFIG_ERROR_DETECT)\r
  91         HAL_DATA_TYPE   *pHalData = GET_HAL_DATA(padapter);\r
  92         pHalData->srestpriv.Wifi_Error_Status = status;\r
  93 #endif\r
  94 }\r
  95 \r
  96 void sreset_set_trigger_point(_adapter *padapter, s32 tgp)\r
  97 {\r
  98 #if defined(DBG_CONFIG_ERROR_DETECT)\r
  99         HAL_DATA_TYPE   *pHalData = GET_HAL_DATA(padapter);\r
 100         pHalData->srestpriv.dbg_trigger_point = tgp;\r
 101 #endif\r
 102 }\r
 103 \r
 104 bool sreset_inprogress(_adapter *padapter)\r
 105 {\r
 106 #if defined(DBG_CONFIG_ERROR_RESET)\r
 107         HAL_DATA_TYPE   *pHalData = GET_HAL_DATA(padapter);\r
 108         return pHalData->srestpriv.silent_reset_inprogress;\r
 109 #else\r
 110         return _FALSE;\r
 111 #endif\r
 112 }\r
 113 \r
 114 void sreset_restore_security_station(_adapter *padapter)\r
 115 {\r
 116         u8 EntryId = 0;\r
 117         struct mlme_priv *mlmepriv = &padapter->mlmepriv;\r
 118         struct sta_priv * pstapriv = &padapter->stapriv;\r
 119         struct sta_info *psta;\r
 120         struct security_priv* psecuritypriv=&(padapter->securitypriv);\r
 121         struct mlme_ext_info    *pmlmeinfo = &padapter->mlmeextpriv.mlmext_info;\r
 122 \r
 123         {\r
 124                 u8 val8;\r
 125 \r
 126                 if (pmlmeinfo->auth_algo == dot11AuthAlgrthm_8021X) {\r
 127                         val8 = 0xcc;\r
 128                 #ifdef CONFIG_WAPI_SUPPORT\r
 129                 } else if (padapter->wapiInfo.bWapiEnable && pmlmeinfo->auth_algo == dot11AuthAlgrthm_WAPI) {\r
 130                         //Disable TxUseDefaultKey, RxUseDefaultKey, RxBroadcastUseDefaultKey.\r
 131                         val8 = 0x4c;\r
 132                 #endif\r
 133                 } else {\r
 134                         val8 = 0xcf;\r
 135                 }\r
 136                 rtw_hal_set_hwreg(padapter, HW_VAR_SEC_CFG, (u8 *)(&val8));\r
 137         }\r
 138 \r
 139         #if 0\r
 140         if (    ( padapter->securitypriv.dot11PrivacyAlgrthm == _WEP40_ ) ||\r
 141                 ( padapter->securitypriv.dot11PrivacyAlgrthm == _WEP104_ ))\r
 142         {\r
 143 \r
 144                 for(EntryId=0; EntryId<4; EntryId++)\r
 145                 {\r
 146                         if(EntryId == psecuritypriv->dot11PrivacyKeyIndex)\r
 147                                 rtw_set_key(padapter,&padapter->securitypriv, EntryId, 1,_FALSE);\r
 148                         else\r
 149                                 rtw_set_key(padapter,&padapter->securitypriv, EntryId, 0,_FALSE);\r
 150                 }\r
 151 \r
 152         }\r
 153         else\r
 154         #endif\r
 155         if((padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_) ||\r
 156                 (padapter->securitypriv.dot11PrivacyAlgrthm == _AES_))\r
 157         {\r
 158                 psta = rtw_get_stainfo(pstapriv, get_bssid(mlmepriv));\r
 159                 if (psta == NULL) {\r
 160                         //DEBUG_ERR( ("Set wpa_set_encryption: Obtain Sta_info fail \n"));\r
 161                 }\r
 162                 else\r
 163                 {\r
 164                         //pairwise key\r
 165                         rtw_setstakey_cmd(padapter, psta, _TRUE,_FALSE);\r
 166                         //group key\r
 167                         rtw_set_key(padapter,&padapter->securitypriv,padapter->securitypriv.dot118021XGrpKeyid, 0,_FALSE);\r
 168                 }\r
 169         }\r
 170 }\r
 171 \r
 172 void sreset_restore_network_station(_adapter *padapter)\r
 173 {\r
 174         struct mlme_priv *mlmepriv = &padapter->mlmepriv;\r
 175         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;\r
 176         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);\r
 177 \r
 178         #if 0\r
 179         {\r
 180         //=======================================================\r
 181         // reset related register of Beacon control\r
 182 \r
 183         //set MSR to nolink\r
 184         Set_MSR(padapter, _HW_STATE_NOLINK_);           \r
 185         // reject all data frame\r
 186         rtw_write16(padapter, REG_RXFLTMAP2,0x00);\r
 187         //reset TSF\r
 188         rtw_write8(padapter, REG_DUAL_TSF_RST, (BIT(0)|BIT(1)));\r
 189 \r
 190         // disable update TSF\r
 191         SetBcnCtrlReg(padapter, BIT(4), 0);\r
 192 \r
 193         //=======================================================\r
 194         }\r
 195         #endif\r
 196         \r
 197         rtw_setopmode_cmd(padapter, Ndis802_11Infrastructure,_FALSE);\r
 198 \r
 199         {\r
 200                 u8 threshold;\r
 201                 #ifdef CONFIG_USB_HCI\r
 202                 // TH=1 => means that invalidate usb rx aggregation\r
 203                 // TH=0 => means that validate usb rx aggregation, use init value.\r
 204                 if(mlmepriv->htpriv.ht_option) {\r
 205                         if(padapter->registrypriv.wifi_spec==1)         \r
 206                                 threshold = 1;\r
 207                         else\r
 208                                 threshold = 0;\r
 209                         rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold));\r
 210                 } else {\r
 211                         threshold = 1;\r
 212                         rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold));\r
 213                 }\r
 214                 #endif\r
 215         }\r
 216 \r
 217         rtw_hal_set_hwreg(padapter, HW_VAR_DO_IQK, NULL);\r
 218 \r
 219         set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);\r
 220 \r
 221         //disable dynamic functions, such as high power, DIG\r
 222         //Switch_DM_Func(padapter, DYNAMIC_FUNC_DISABLE, _FALSE);\r
 223         \r
 224         rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, pmlmeinfo->network.MacAddress);\r
 225 \r
 226         {\r
 227                 u8      join_type = 0;\r
 228                 rtw_hal_set_hwreg(padapter, HW_VAR_MLME_JOIN, (u8 *)(&join_type));\r
 229         }\r
 230 \r
 231         Set_MSR(padapter, (pmlmeinfo->state & 0x3));\r
 232 \r
 233         mlmeext_joinbss_event_callback(padapter, 1);\r
 234         //restore Sequence No.\r
 235         rtw_write8(padapter,0x4dc,padapter->xmitpriv.nqos_ssn);\r
 236 \r
 237         sreset_restore_security_station(padapter);\r
 238 }\r
 239 \r
 240 \r
 241 void sreset_restore_network_status(_adapter *padapter)\r
 242 {\r
 243         struct mlme_priv *mlmepriv = &padapter->mlmepriv;\r
 244         struct mlme_ext_priv    *pmlmeext = &padapter->mlmeextpriv;\r
 245         struct mlme_ext_info    *pmlmeinfo = &(pmlmeext->mlmext_info);\r
 246 \r
 247         if (check_fwstate(mlmepriv, WIFI_STATION_STATE)) {\r
 248                 DBG_871X(FUNC_ADPT_FMT" fwstate:0x%08x - WIFI_STATION_STATE\n", FUNC_ADPT_ARG(padapter), get_fwstate(mlmepriv));\r
 249                 sreset_restore_network_station(padapter);\r
 250         } else if (check_fwstate(mlmepriv, WIFI_AP_STATE)) {\r
 251                 DBG_871X(FUNC_ADPT_FMT" fwstate:0x%08x - WIFI_AP_STATE\n", FUNC_ADPT_ARG(padapter), get_fwstate(mlmepriv));\r
 252                 rtw_ap_restore_network(padapter);\r
 253         } else if (check_fwstate(mlmepriv, WIFI_ADHOC_STATE)) {\r
 254                 DBG_871X(FUNC_ADPT_FMT" fwstate:0x%08x - WIFI_ADHOC_STATE\n", FUNC_ADPT_ARG(padapter), get_fwstate(mlmepriv));\r
 255         } else {\r
 256                 DBG_871X(FUNC_ADPT_FMT" fwstate:0x%08x - ???\n", FUNC_ADPT_ARG(padapter), get_fwstate(mlmepriv));\r
 257         }\r
 258 }\r
 259 \r
 260 void sreset_stop_adapter(_adapter *padapter)\r
 261 {\r
 262         struct mlme_priv        *pmlmepriv = &(padapter->mlmepriv);\r
 263         struct xmit_priv        *pxmitpriv = &padapter->xmitpriv;\r
 264 \r
 265         if (padapter == NULL)\r
 266                 return;\r
 267 \r
 268         DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));\r
 269 \r
 270         if (!rtw_netif_queue_stopped(padapter->pnetdev))\r
 271                 rtw_netif_stop_queue(padapter->pnetdev);\r
 272 \r
 273         rtw_cancel_all_timer(padapter);\r
 274 \r
 275         /* TODO: OS and HCI independent */\r
 276         #if defined(PLATFORM_LINUX) && defined(CONFIG_USB_HCI)\r
 277         tasklet_kill(&pxmitpriv->xmit_tasklet);\r
 278         #endif\r
 279 \r
 280         if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY))\r
 281                 rtw_scan_abort(padapter);\r
 282 \r
 283         if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING))\r
 284         {\r
 285                 rtw_set_to_roam(padapter, 0);\r
 286                 _rtw_join_timeout_handler(padapter);\r
 287         }\r
 288 \r
 289 }\r
 290 \r
 291 void sreset_start_adapter(_adapter *padapter)\r
 292 {\r
 293         struct mlme_priv        *pmlmepriv = &(padapter->mlmepriv);\r
 294         struct xmit_priv        *pxmitpriv = &padapter->xmitpriv;\r
 295 \r
 296         if (padapter == NULL)\r
 297                 return;\r
 298 \r
 299         DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));\r
 300 \r
 301         if (check_fwstate(pmlmepriv, _FW_LINKED)) {\r
 302                 sreset_restore_network_status(padapter);\r
 303         }\r
 304 \r
 305         /* TODO: OS and HCI independent */\r
 306         #if defined(PLATFORM_LINUX) && defined(CONFIG_USB_HCI)\r
 307         tasklet_hi_schedule(&pxmitpriv->xmit_tasklet);\r
 308         #endif\r
 309 \r
 310         _set_timer(&padapter->mlmepriv.dynamic_chk_timer, 2000);\r
 311 \r
 312         if (rtw_netif_queue_stopped(padapter->pnetdev))\r
 313                 rtw_netif_wake_queue(padapter->pnetdev);\r
 314 \r
 315 }\r
 316 \r
 317 void sreset_reset(_adapter *padapter)\r
 318 {\r
 319 #ifdef DBG_CONFIG_ERROR_RESET\r
 320         HAL_DATA_TYPE   *pHalData = GET_HAL_DATA(padapter);\r
 321         struct sreset_priv *psrtpriv = &pHalData->srestpriv;\r
 322         struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);\r
 323         struct mlme_priv        *pmlmepriv = &(padapter->mlmepriv);\r
 324         struct xmit_priv        *pxmitpriv = &padapter->xmitpriv;\r
 325         _irqL irqL;\r
 326         u32 start = rtw_get_current_time();\r
 327         struct dvobj_priv *psdpriv = padapter->dvobj;\r
 328         struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;\r
 329 \r
 330         DBG_871X("%s\n", __FUNCTION__);\r
 331 \r
 332         psrtpriv->Wifi_Error_Status = WIFI_STATUS_SUCCESS;\r
 333 \r
 334 \r
 335 #ifdef CONFIG_LPS\r
 336         rtw_set_ps_mode(padapter, PS_MODE_ACTIVE, 0, 0, "SRESET");\r
 337 #endif//#ifdef CONFIG_LPS\r
 338         \r
 339         _enter_pwrlock(&pwrpriv->lock);\r
 340 \r
 341         psrtpriv->silent_reset_inprogress = _TRUE;\r
 342         pwrpriv->change_rfpwrstate = rf_off;\r
 343 \r
 344         sreset_stop_adapter(padapter);\r
 345         #ifdef CONFIG_CONCURRENT_MODE\r
 346         sreset_stop_adapter(padapter->pbuddy_adapter);\r
 347         #endif\r
 348 \r
 349         #ifdef CONFIG_IPS\r
 350         _ips_enter(padapter);\r
 351         _ips_leave(padapter);\r
 352         #endif\r
 353 \r
 354         sreset_start_adapter(padapter);\r
 355         #ifdef CONFIG_CONCURRENT_MODE\r
 356         sreset_start_adapter(padapter->pbuddy_adapter);\r
 357         #endif\r
 358 \r
 359         psrtpriv->silent_reset_inprogress = _FALSE;\r
 360 \r
 361         _exit_pwrlock(&pwrpriv->lock);\r
 362 \r
 363         DBG_871X("%s done in %d ms\n", __FUNCTION__, rtw_get_passing_time_ms(start));\r
 364         pdbgpriv->dbg_sreset_cnt++;\r
 365 #endif\r
 366 }\r
 367 \r