diff options
Diffstat (limited to 'drivers/net/wireless/rtl8192ce/core/rtw_wlan_util.c')
| -rwxr-xr-x | drivers/net/wireless/rtl8192ce/core/rtw_wlan_util.c | 2086 |
1 files changed, 2086 insertions, 0 deletions
diff --git a/drivers/net/wireless/rtl8192ce/core/rtw_wlan_util.c b/drivers/net/wireless/rtl8192ce/core/rtw_wlan_util.c new file mode 100755 index 000000000000..bd8c42c7bacd --- /dev/null +++ b/drivers/net/wireless/rtl8192ce/core/rtw_wlan_util.c @@ -0,0 +1,2086 @@ +/****************************************************************************** + * + * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. + * + * 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. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA + * + * + ******************************************************************************/ +#define _RTW_WLAN_UTIL_C_ + +#include <drv_conf.h> +#include <osdep_service.h> +#include <drv_types.h> +#include <wifi.h> + + +unsigned char ARTHEROS_OUI1[] = {0x00, 0x03, 0x7f}; +unsigned char ARTHEROS_OUI2[] = {0x00, 0x13, 0x74}; + +unsigned char BROADCOM_OUI1[] = {0x00, 0x10, 0x18}; +unsigned char BROADCOM_OUI2[] = {0x00, 0x0a, 0xf7}; +unsigned char BROADCOM_OUI3[] = {0x00, 0x05, 0xb5}; + +unsigned char CISCO_OUI[] = {0x00, 0x40, 0x96}; +unsigned char MARVELL_OUI[] = {0x00, 0x50, 0x43}; +unsigned char RALINK_OUI[] = {0x00, 0x0c, 0x43}; +unsigned char REALTEK_OUI[] = {0x00, 0xe0, 0x4c}; +unsigned char AIRGOCAP_OUI[] = {0x00, 0x0a, 0xf5}; + +unsigned char REALTEK_96B_IE[] = {0x00, 0xe0, 0x4c, 0x02, 0x01, 0x20}; + +extern unsigned char MCS_rate_2R[16]; +#ifdef CONFIG_DISABLE_MCS13TO15 +extern unsigned char MCS_rate_2R_MCS13TO15_OFF[16]; +#endif //CONFIG_DISABLE_MCS13TO15 +extern unsigned char MCS_rate_1R[16]; +extern unsigned char RTW_WPA_OUI[]; +extern unsigned char WPA_TKIP_CIPHER[4]; +extern unsigned char RSN_TKIP_CIPHER[4]; + +#define R2T_PHY_DELAY (0) + +//#define WAIT_FOR_BCN_TO_MIN (3000) +#define WAIT_FOR_BCN_TO_MIN (6000) +#define WAIT_FOR_BCN_TO_MAX (20000) + + +int cckrates_included(unsigned char *rate, int ratelen) +{ + int i; + + for(i = 0; i < ratelen; i++) + { + if ( (((rate[i]) & 0x7f) == 2) || (((rate[i]) & 0x7f) == 4) || + (((rate[i]) & 0x7f) == 11) || (((rate[i]) & 0x7f) == 22) ) + return _TRUE; + } + + return _FALSE; + +} + +int cckratesonly_included(unsigned char *rate, int ratelen) +{ + int i; + + for(i = 0; i < ratelen; i++) + { + if ( (((rate[i]) & 0x7f) != 2) && (((rate[i]) & 0x7f) != 4) && + (((rate[i]) & 0x7f) != 11) && (((rate[i]) & 0x7f) != 22) ) + return _FALSE; + } + + return _TRUE; +} + +unsigned char networktype_to_raid(unsigned char network_type) +{ + unsigned char raid; + + switch(network_type) + { + case WIRELESS_11B: + raid = 6; + break; + case WIRELESS_11A: + case WIRELESS_11G: + raid = 5; + break; + case WIRELESS_11BG: + raid = 4; + break; + case WIRELESS_11_24N: + case WIRELESS_11_5N: + raid = 3; + break; + case WIRELESS_11A_5N: + case WIRELESS_11G_24N: + raid = 1; + break; + case WIRELESS_11BG_24N: + raid = 0; + break; + default: + raid = 4; + break; + + } + + return raid; + +} + +int judge_network_type(_adapter *padapter, unsigned char *rate, int ratelen) +{ + int network_type = 0; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + + + if(pmlmeext->cur_channel > 14) + { + if (pmlmeinfo->HT_enable) + { + network_type = WIRELESS_11_5N; + } + + network_type |= WIRELESS_11A; + } + else + { + if (pmlmeinfo->HT_enable) + { + network_type = WIRELESS_11_24N; + } + + if ((cckratesonly_included(rate, ratelen)) == _TRUE) + { + network_type |= WIRELESS_11B; + } + else if((cckrates_included(rate, ratelen)) == _TRUE) + { + network_type |= WIRELESS_11BG; + } + else + { + network_type |= WIRELESS_11G; + } + } + + return network_type; +} + +unsigned char ratetbl_val_2wifirate(unsigned char rate); +unsigned char ratetbl_val_2wifirate(unsigned char rate) +{ + unsigned char val = 0; + + switch (rate & 0x7f) + { + case 0: + val = IEEE80211_CCK_RATE_1MB; + break; + + case 1: + val = IEEE80211_CCK_RATE_2MB; + break; + + case 2: + val = IEEE80211_CCK_RATE_5MB; + break; + + case 3: + val = IEEE80211_CCK_RATE_11MB; + break; + + case 4: + val = IEEE80211_OFDM_RATE_6MB; + break; + + case 5: + val = IEEE80211_OFDM_RATE_9MB; + break; + + case 6: + val = IEEE80211_OFDM_RATE_12MB; + break; + + case 7: + val = IEEE80211_OFDM_RATE_18MB; + break; + + case 8: + val = IEEE80211_OFDM_RATE_24MB; + break; + + case 9: + val = IEEE80211_OFDM_RATE_36MB; + break; + + case 10: + val = IEEE80211_OFDM_RATE_48MB; + break; + + case 11: + val = IEEE80211_OFDM_RATE_54MB; + break; + + } + + return val; + +} + +int is_basicrate(_adapter *padapter, unsigned char rate); +int is_basicrate(_adapter *padapter, unsigned char rate) +{ + int i; + unsigned char val; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + + for(i = 0; i < NumRates; i++) + { + val = pmlmeext->basicrate[i]; + + if ((val != 0xff) && (val != 0xfe)) + { + if (rate == ratetbl_val_2wifirate(val)) + { + return _TRUE; + } + } + } + + return _FALSE; +} + +unsigned int ratetbl2rateset(_adapter *padapter, unsigned char *rateset); +unsigned int ratetbl2rateset(_adapter *padapter, unsigned char *rateset) +{ + int i; + unsigned char rate; + unsigned int len = 0; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + + for (i = 0; i < NumRates; i++) + { + rate = pmlmeext->datarate[i]; + + switch (rate) + { + case 0xff: + return len; + + case 0xfe: + continue; + + default: + rate = ratetbl_val_2wifirate(rate); + + if (is_basicrate(padapter, rate) == _TRUE) + { + rate |= IEEE80211_BASIC_RATE_MASK; + } + + rateset[len] = rate; + len++; + break; + } + } + return len; +} + + +void get_rate_set(_adapter *padapter, unsigned char *pbssrate, int *bssrate_len) +{ + unsigned char supportedrates[NumRates]; + + _rtw_memset(supportedrates, 0, NumRates); + *bssrate_len = ratetbl2rateset(padapter, supportedrates); + _rtw_memcpy(pbssrate, supportedrates, *bssrate_len); +} + +void Save_DM_Func_Flag(_adapter *padapter) +{ + u8 bSaveFlag = _TRUE; + +#ifdef CONFIG_CONCURRENT_MODE + _adapter *pbuddy_adapter = padapter->pbuddy_adapter; + if(pbuddy_adapter) + pbuddy_adapter->HalFunc.SetHwRegHandler(pbuddy_adapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag)); +#endif + + padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag)); + +} + +void Restore_DM_Func_Flag(_adapter *padapter) +{ + u8 bSaveFlag = _FALSE; +#ifdef CONFIG_CONCURRENT_MODE + _adapter *pbuddy_adapter = padapter->pbuddy_adapter; + if(pbuddy_adapter) + pbuddy_adapter->HalFunc.SetHwRegHandler(pbuddy_adapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag)); +#endif + padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&bSaveFlag)); +} + +void Switch_DM_Func(_adapter *padapter, u8 mode, u8 enable) +{ +#ifdef CONFIG_CONCURRENT_MODE + _adapter *pbuddy_adapter = padapter->pbuddy_adapter; +#endif + + if(enable == _TRUE) + { +#ifdef CONFIG_CONCURRENT_MODE + if(pbuddy_adapter) + pbuddy_adapter->HalFunc.SetHwRegHandler(pbuddy_adapter, HW_VAR_DM_FUNC_SET, (u8 *)(&mode)); +#endif + padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_DM_FUNC_SET, (u8 *)(&mode)); + } + else + { +#ifdef CONFIG_CONCURRENT_MODE + if(pbuddy_adapter) + pbuddy_adapter->HalFunc.SetHwRegHandler(pbuddy_adapter, HW_VAR_DM_FUNC_CLR, (u8 *)(&mode)); +#endif + padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_DM_FUNC_CLR, (u8 *)(&mode)); + } + +#if 0 + u8 val8; + + val8 = rtw_read8(padapter, FW_DYNAMIC_FUN_SWITCH); + + if(enable == _TRUE) + { + rtw_write8(padapter, FW_DYNAMIC_FUN_SWITCH, (val8 | mode)); + } + else + { + rtw_write8(padapter, FW_DYNAMIC_FUN_SWITCH, (val8 & mode)); + } +#endif + +} + +static void Set_NETYPE1_MSR(_adapter *padapter, u8 type) +{ + padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_MEDIA_STATUS1, (u8 *)(&type)); +} + +static void Set_NETYPE0_MSR(_adapter *padapter, u8 type) +{ + padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_MEDIA_STATUS, (u8 *)(&type)); +} + +void Set_MSR(_adapter *padapter, u8 type) +{ +#ifdef CONFIG_CONCURRENT_MODE + if(padapter->iface_type == IFACE_PORT1) + { + Set_NETYPE1_MSR(padapter, type); + } + else +#endif + { + Set_NETYPE0_MSR(padapter, type); + } +} + +void SelectChannel(_adapter *padapter, unsigned char channel) +{ +#ifdef CONFIG_DUALMAC_CONCURRENT + dc_SelectChannel(padapter, channel); +#else //CONFIG_DUALMAC_CONCURRENT + + unsigned int scanMode; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + +#ifdef CONFIG_CONCURRENT_MODE + _enter_critical_mutex(padapter->psetch_mutex, NULL); +#endif + + scanMode = (pmlmeext->sitesurvey_res.scan_mode == SCAN_ACTIVE)? 1: 0;//todo: + + if(padapter->HalFunc.set_channel_handler) + { +#ifdef CONFIG_CONCURRENT_MODE + if(padapter->pcodatapriv) + { + padapter->pcodatapriv->co_ch = channel; + } +#endif //CONFIG_CONCURRENT_MODE + padapter->HalFunc.set_channel_handler(padapter, channel); + } + + +#ifdef CONFIG_CONCURRENT_MODE + _exit_critical_mutex(padapter->psetch_mutex, NULL); +#endif + +#endif // CONFIG_DUALMAC_CONCURRENT +} + +void SetBWMode(_adapter *padapter, unsigned short bwmode, unsigned char channel_offset) +{ +#ifdef CONFIG_DUALMAC_CONCURRENT + dc_SetBWMode(padapter, bwmode, channel_offset); +#else //CONFIG_DUALMAC_CONCURRENT + +#ifdef CONFIG_CONCURRENT_MODE + _enter_critical_mutex(padapter->psetbw_mutex, NULL); +#endif + + if(padapter->HalFunc.set_bwmode_handler) + { +#ifdef CONFIG_CONCURRENT_MODE + if(padapter->pcodatapriv) + { + padapter->pcodatapriv->co_bw = bwmode; + padapter->pcodatapriv->co_ch_offset = channel_offset; + } +#endif //CONFIG_CONCURRENT_MODE + padapter->HalFunc.set_bwmode_handler(padapter, (HT_CHANNEL_WIDTH)bwmode, channel_offset); + } + +#ifdef CONFIG_CONCURRENT_MODE + _exit_critical_mutex(padapter->psetbw_mutex, NULL); +#endif + +#endif // CONFIG_DUALMAC_CONCURRENT +} + +void set_channel_bwmode(_adapter *padapter, unsigned char channel, unsigned char channel_offset, unsigned short bwmode) +{ + u8 center_ch; + unsigned int scanMode; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + + + if((bwmode == HT_CHANNEL_WIDTH_20)||(channel_offset == HAL_PRIME_CHNL_OFFSET_DONT_CARE)) + { + //SelectChannel(padapter, channel); + center_ch = channel; + } + else + { + //switch to the proper channel + if (channel_offset == HAL_PRIME_CHNL_OFFSET_LOWER) + { + //SelectChannel(padapter, channel + 2); + center_ch = channel + 2; + } + else + { + //SelectChannel(padapter, channel - 2); + center_ch = channel - 2; + } + } + + //set Channel +#ifdef CONFIG_DUALMAC_Ccenter_chONCURRENT + dc_SelectChannel(padapter, center_ch);// set center channel +#else //CONFIG_DUALMAC_CONCURRENT + + +#ifdef CONFIG_CONCURRENT_MODE + _enter_critical_mutex(padapter->psetch_mutex, NULL); +#endif + + scanMode = (pmlmeext->sitesurvey_res.scan_mode == SCAN_ACTIVE)? 1: 0;//todo: + + if(padapter->HalFunc.set_channel_handler) + { +#ifdef CONFIG_CONCURRENT_MODE + if(padapter->pcodatapriv) + { + padapter->pcodatapriv->co_ch = channel;//save primary channel + } +#endif //CONFIG_CONCURRENT_MODE + padapter->HalFunc.set_channel_handler(padapter, center_ch); // set center channel + } + + +#ifdef CONFIG_CONCURRENT_MODE + _exit_critical_mutex(padapter->psetch_mutex, NULL); +#endif + +#endif // CONFIG_DUALMAC_CONCURRENT + + + SetBWMode(padapter, bwmode, channel_offset); + +} + +int get_bsstype(unsigned short capability) +{ + if (capability & BIT(0)) + { + return WIFI_FW_AP_STATE; + } + else if (capability & BIT(1)) + { + return WIFI_FW_ADHOC_STATE; + } + else + { + return 0; + } +} + +__inline u8 *get_my_bssid(WLAN_BSSID_EX *pnetwork) +{ + return (pnetwork->MacAddress); +} + +u16 get_beacon_interval(WLAN_BSSID_EX *bss) +{ + unsigned short val; + _rtw_memcpy((unsigned char *)&val, rtw_get_beacon_interval_from_ie(bss->IEs), 2); + + return le16_to_cpu(val); + +} + +int is_client_associated_to_ap(_adapter *padapter) +{ + struct mlme_ext_priv *pmlmeext; + struct mlme_ext_info *pmlmeinfo; + + if(!padapter) + return _FAIL; + + pmlmeext = &padapter->mlmeextpriv; + pmlmeinfo = &(pmlmeext->mlmext_info); + + if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE)) + { + return _TRUE; + } + else + { + return _FAIL; + } +} + +int is_client_associated_to_ibss(_adapter *padapter) +{ + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + + if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE)) + { + return _TRUE; + } + else + { + return _FAIL; + } +} + +int is_IBSS_empty(_adapter *padapter) +{ + unsigned int i; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + + for (i = IBSS_START_MAC_ID; i < NUM_STA; i++) + { + if (pmlmeinfo->FW_sta_info[i].status == 1) + { + return _FAIL; + } + } + + return _TRUE; + +} + +unsigned int decide_wait_for_beacon_timeout(unsigned int bcn_interval) +{ + if ((bcn_interval << 2) < WAIT_FOR_BCN_TO_MIN) + { + return WAIT_FOR_BCN_TO_MIN; + } + else if ((bcn_interval << 2) > WAIT_FOR_BCN_TO_MAX) + { + return WAIT_FOR_BCN_TO_MAX; + } + else + { + return ((bcn_interval << 2)); + } +} + +void CAM_empty_entry( + PADAPTER Adapter, + u8 ucIndex +) +{ + Adapter->HalFunc.SetHwRegHandler(Adapter, HW_VAR_CAM_EMPTY_ENTRY, (u8 *)(&ucIndex)); +} + +void invalidate_cam_all(_adapter *padapter) +{ + padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_CAM_INVALID_ALL, 0); +} +#if 0 +static u32 _ReadCAM(_adapter *padapter ,u32 addr) +{ + u32 count = 0, cmd; + cmd = CAM_POLLINIG |addr ; + rtw_write32(padapter, RWCAM, cmd); + + do{ + if(0 == (rtw_read32(padapter,REG_CAMCMD) & CAM_POLLINIG)){ + break; + } + }while(count++ < 100); + + return rtw_read32(padapter,REG_CAMREAD); +} +void read_cam(_adapter *padapter ,u8 entry) +{ + u32 j,count = 0, addr, cmd; + addr = entry << 3; + + printk("********* DUMP CAM Entry_#%02d***************\n",entry); + for (j = 0; j < 6; j++) + { + cmd = _ReadCAM(padapter ,addr+j); + printk("offset:0x%02x => 0x%08x \n",addr+j,cmd); + } + printk("*********************************\n"); +} +#endif + +void write_cam(_adapter *padapter, u8 entry, u16 ctrl, u8 *mac, u8 *key) +{ + unsigned int i, val, addr; + //unsigned int cmd; + int j; + u32 cam_val[2]; + + addr = entry << 3; + + for (j = 5; j >= 0; j--) + { + switch (j) + { + case 0: + val = (ctrl | (mac[0] << 16) | (mac[1] << 24) ); + break; + + case 1: + val = (mac[2] | ( mac[3] << 8) | (mac[4] << 16) | (mac[5] << 24)); + break; + + default: + i = (j - 2) << 2; + val = (key[i] | (key[i+1] << 8) | (key[i+2] << 16) | (key[i+3] << 24)); + break; + + } + + cam_val[0] = val; + cam_val[1] = addr + (unsigned int)j; + + padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_CAM_WRITE, (u8 *)cam_val); + + //rtw_write32(padapter, WCAMI, val); + + //cmd = CAM_POLLINIG | CAM_WRITE | (addr + j); + //rtw_write32(padapter, RWCAM, cmd); + + //DBG_871X("%s=> cam write: %x, %x\n",__FUNCTION__, cmd, val); + + } + +} + +void clear_cam_entry(_adapter *padapter, u8 entry) +{ +#if 0 + u32 addr, val=0; + u32 cam_val[2]; + + addr = entry << 3; + + + cam_val[0] = val; + cam_val[1] = addr + (unsigned int)0; + + padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_CAM_WRITE, (u8 *)cam_val); + + + + cam_val[0] = val; + cam_val[1] = addr + (unsigned int)1; + + padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_CAM_WRITE, (u8 *)cam_val); +#else + + unsigned char null_sta[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; + + unsigned char null_key[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,0x00, 0x00, 0x00, 0x00,0x00, 0x00, 0x00, 0x00}; + + write_cam(padapter, entry, 0, null_sta, null_key); + +#endif +} + +int allocate_fw_sta_entry(_adapter *padapter) +{ + unsigned int mac_id; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + + for (mac_id = IBSS_START_MAC_ID; mac_id < NUM_STA; mac_id++) + { + if (pmlmeinfo->FW_sta_info[mac_id].status == 0) + { + pmlmeinfo->FW_sta_info[mac_id].status = 1; + pmlmeinfo->FW_sta_info[mac_id].retry = 0; + break; + } + } + + return mac_id; +} + +void flush_all_cam_entry(_adapter *padapter) +{ + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + +#ifdef CONFIG_CONCURRENT_MODE + + struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); + + //if(check_buddy_mlmeinfo_state(padapter, _HW_STATE_NOLINK_)) + if(check_buddy_fwstate(padapter, _FW_LINKED) == _FALSE) + { + padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_CAM_INVALID_ALL, 0); + } + else + { + if(check_fwstate(pmlmepriv, WIFI_STATION_STATE)) + { + struct sta_priv *pstapriv = &padapter->stapriv; + struct sta_info *psta; + u8 cam_id;//cam_entry + + psta = rtw_get_stainfo(pstapriv, pmlmeinfo->network.MacAddress); + if(psta) { + if(psta->state & WIFI_AP_STATE) + {} //clear cam when ap free per sta_info + else { + if(psta->mac_id==2) + cam_id = 5; + else + cam_id = 4; + } + //clear_cam_entry(padapter, cam_id); + rtw_clearstakey_cmd(padapter, (u8*)psta, cam_id, _FALSE); + } + } + else if(check_fwstate(pmlmepriv, WIFI_AP_STATE) == _TRUE) + { + //clear cam when ap free per sta_info + } + } +#else //CONFIG_CONCURRENT_MODE + + padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_CAM_INVALID_ALL, 0); + +#endif //CONFIG_CONCURRENT_MODE + + _rtw_memset((u8 *)(pmlmeinfo->FW_sta_info), 0, sizeof(pmlmeinfo->FW_sta_info)); + +} + +#if defined(CONFIG_P2P) && defined(CONFIG_WFD) +int WFD_info_handler(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE) +{ + struct registry_priv *pregpriv = &padapter->registrypriv; + struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + struct wifidirect_info *pwdinfo; + u8 wfd_ie[ 128 ] = { 0x00 }; + u32 wfd_ielen = 0; + + + pwdinfo = &padapter->wdinfo; + if ( rtw_get_wfd_ie( ( u8* ) pIE, pIE->Length, wfd_ie, &wfd_ielen ) ) + { + u8 attr_content[ 10 ] = { 0x00 }; + u32 attr_contentlen = 0; + + printk( "[%s] Found WFD IE\n", __FUNCTION__ ); + rtw_get_wfd_attr_content( wfd_ie, wfd_ielen, WFD_ATTR_DEVICE_INFO, attr_content, &attr_contentlen); + if ( attr_contentlen ) + { + pwdinfo->wfd_info->peer_rtsp_ctrlport = RTW_GET_BE16( attr_content + 2 ); + DBG_8192C( "[%s] Peer PORT NUM = %d\n", __FUNCTION__, pwdinfo->wfd_info->peer_rtsp_ctrlport ); + return( _TRUE ); + } + } + else + { + printk( "[%s] NO WFD IE\n", __FUNCTION__ ); + + } + return( _FAIL ); +} +#endif + +int WMM_param_handler(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE) +{ + //struct registry_priv *pregpriv = &padapter->registrypriv; + struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + + if(pmlmepriv->qospriv.qos_option==0) + { + pmlmeinfo->WMM_enable = 0; + return _FAIL; + } + + pmlmeinfo->WMM_enable = 1; + _rtw_memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element)); + return _TRUE; + + /*if (pregpriv->wifi_spec == 1) + { + if (pmlmeinfo->WMM_enable == 1) + { + //todo: compare the parameter set count & decide wheher to update or not + return _FAIL; + } + else + { + pmlmeinfo->WMM_enable = 1; + _rtw_rtw_memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element)); + return _TRUE; + } + } + else + { + pmlmeinfo->WMM_enable = 0; + return _FAIL; + }*/ + +} + +void WMMOnAssocRsp(_adapter *padapter) +{ + u8 ACI, ACM, AIFS, ECWMin, ECWMax, aSifsTime; + u8 acm_mask; + u16 TXOP; + u32 acParm, i; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + + if (pmlmeinfo->WMM_enable == 0) + { + padapter->mlmepriv.acm_mask = 0; + return; + } + + acm_mask = 0; + + if( pmlmeext->cur_wireless_mode == WIRELESS_11B) + aSifsTime = 10; + else + aSifsTime = 16; + + for (i = 0; i < 4; i++) + { + ACI = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 5) & 0x03; + ACM = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 4) & 0x01; + + //AIFS = AIFSN * slot time + SIFS - r2t phy delay + AIFS = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN & 0x0f) * pmlmeinfo->slotTime + aSifsTime; + + ECWMin = (pmlmeinfo->WMM_param.ac_param[i].CW & 0x0f); + ECWMax = (pmlmeinfo->WMM_param.ac_param[i].CW & 0xf0) >> 4; + TXOP = le16_to_cpu(pmlmeinfo->WMM_param.ac_param[i].TXOP_limit); + + acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16); + + switch (ACI) + { + case 0x0: + padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm)); + acm_mask |= (ACM? BIT(1):0); + break; + + case 0x1: + padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm)); + //acm_mask |= (ACM? BIT(0):0); + break; + + case 0x2: + padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm)); + acm_mask |= (ACM? BIT(2):0); + break; + + case 0x3: + padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm)); + acm_mask |= (ACM? BIT(3):0); + break; + } + + DBG_871X("WMM(%x): %x, %x\n", ACI, ACM, acParm); + } + + if(padapter->registrypriv.acm_method == 1) + padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_ACM_CTRL, (u8 *)(&acm_mask)); + else + padapter->mlmepriv.acm_mask = acm_mask; + + return; +} + +static void bwmode_update_check(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE) +{ + unsigned char new_bwmode; + unsigned char new_ch_offset; + struct HT_info_element *pHT_info; + struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + struct registry_priv *pregistrypriv = &padapter->registrypriv; + struct ht_priv *phtpriv = &pmlmepriv->htpriv; + u8 cbw40_enable=0; + + if(!pIE) + return; + + if(phtpriv->ht_option == _FALSE) return; + + if(pIE->Length > sizeof(struct HT_info_element)) + return; + + pHT_info = (struct HT_info_element *)pIE->data; + + if(pmlmeext->cur_channel > 14 ) + { + if( pregistrypriv->cbw40_enable & BIT(1) ) + cbw40_enable = 1; + } + else + if( pregistrypriv->cbw40_enable & BIT(0) ) + cbw40_enable = 0; + + if((pHT_info->infos[0] & BIT(2)) && cbw40_enable ) + { + new_bwmode = HT_CHANNEL_WIDTH_40; + + switch (pHT_info->infos[0] & 0x3) + { + case 1: + new_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER; + break; + + case 3: + new_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER; + break; + + default: + new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; + break; + } + } + else + { + new_bwmode = HT_CHANNEL_WIDTH_20; + new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; + } + + + if((new_bwmode!= pmlmeext->cur_bwmode) || (new_ch_offset!=pmlmeext->cur_ch_offset)) + { + pmlmeinfo->bwmode_updated = _TRUE; + + pmlmeext->cur_bwmode = new_bwmode; + pmlmeext->cur_ch_offset = new_ch_offset; + } + else + { + pmlmeinfo->bwmode_updated = _FALSE; + } + + + if(_TRUE == pmlmeinfo->bwmode_updated) + { + struct sta_info *psta; + WLAN_BSSID_EX *cur_network = &(pmlmeinfo->network); + struct sta_priv *pstapriv = &padapter->stapriv; + + //set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); + + + //update ap's stainfo + psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress); + if(psta) + { + struct ht_priv *phtpriv_sta = &psta->htpriv; + + if(phtpriv_sta->ht_option) + { + // bwmode + phtpriv_sta->bwmode = pmlmeext->cur_bwmode; + phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset; + } + else + { + phtpriv_sta->bwmode = HT_CHANNEL_WIDTH_20; + phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; + } + + } + + //pmlmeinfo->bwmode_updated = _FALSE;//bwmode_updated done, reset it! + + } + +} + +void HT_caps_handler(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE) +{ + unsigned int i; + u8 rf_type; + u8 max_AMPDU_len, min_MPDU_spacing; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct ht_priv *phtpriv = &pmlmepriv->htpriv; + struct registry_priv *pregistrypriv = &padapter->registrypriv; + + if(pIE==NULL) return; + + if(phtpriv->ht_option == _FALSE) return; + + pmlmeinfo->HT_caps_enable = 1; + + for (i = 0; i < (pIE->Length); i++) + { + if (i != 2) + { + // Commented by Albert 2010/07/12 + // Got the endian issue here. + pmlmeinfo->HT_caps.u.HT_cap[i] &= (pIE->data[i]); + } + else + { + //modify from fw by Thomas 2010/11/17 + if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (pIE->data[i] & 0x3)) + { + max_AMPDU_len = (pIE->data[i] & 0x3); + } + else + { + max_AMPDU_len = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3); + } + + if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (pIE->data[i] & 0x1c)) + { + min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c); + } + else + { + min_MPDU_spacing = (pIE->data[i] & 0x1c); + } + + pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para = max_AMPDU_len | min_MPDU_spacing; + } + } + + // Commented by Albert 2010/07/12 + // Have to handle the endian issue after copying. + // HT_ext_caps didn't be used yet. + pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info = le16_to_cpu( pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info ); + pmlmeinfo->HT_caps.u.HT_cap_element.HT_ext_caps = le16_to_cpu( pmlmeinfo->HT_caps.u.HT_cap_element.HT_ext_caps ); + + padapter->HalFunc.GetHwRegHandler(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type)); + + //update the MCS rates + for (i = 0; i < 16; i++) + { + if((rf_type == RF_1T1R) || (rf_type == RF_1T2R)) + { + pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i]; + } + else + { + #ifdef CONFIG_DISABLE_MCS13TO15 + if(pmlmeext->cur_bwmode == HT_CHANNEL_WIDTH_40 && (pregistrypriv->wifi_spec!=1)) + pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_2R_MCS13TO15_OFF[i]; + else + pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_2R[i]; + #else + pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_2R[i]; + #endif //CONFIG_DISABLE_MCS13TO15 + } + #ifdef RTL8192C_RECONFIG_TO_1T1R + { + pmlmeinfo->HT_caps.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i]; + } + #endif + } + + return; +} + +void HT_info_handler(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE) +{ + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct ht_priv *phtpriv = &pmlmepriv->htpriv; + + if(pIE==NULL) return; + + if(phtpriv->ht_option == _FALSE) return; + + + if(pIE->Length > sizeof(struct HT_info_element)) + return; + + pmlmeinfo->HT_info_enable = 1; + _rtw_memcpy(&(pmlmeinfo->HT_info), pIE->data, pIE->Length); + + return; +} + +void HTOnAssocRsp(_adapter *padapter) +{ + unsigned char max_AMPDU_len; + unsigned char min_MPDU_spacing; + //struct registry_priv *pregpriv = &padapter->registrypriv; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + + DBG_871X("%s\n", __FUNCTION__); + + if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) + { + pmlmeinfo->HT_enable = 1; + } + else + { + pmlmeinfo->HT_enable = 0; + //set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); + return; + } + + //handle A-MPDU parameter field + /* + AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k + AMPDU_para [4:2]:Min MPDU Start Spacing + */ + max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03; + + min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2; + + padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing)); + + padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len)); + +#if 0 //move to rtw_update_ht_cap() + if ((pregpriv->cbw40_enable) && + (pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info & BIT(1)) && + (pmlmeinfo->HT_info.infos[0] & BIT(2))) + { + //switch to the 40M Hz mode accoring to the AP + pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_40; + switch ((pmlmeinfo->HT_info.infos[0] & 0x3)) + { + case HT_EXTCHNL_OFFSET_UPPER: + pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER; + break; + + case HT_EXTCHNL_OFFSET_LOWER: + pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER; + break; + + default: + pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; + break; + } + + //SelectChannel(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset); + } +#endif + + //set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); + +#if 0 //move to rtw_update_ht_cap() + // + // Config SM Power Save setting + // + pmlmeinfo->SM_PS = (pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info & 0x0C) >> 2; + if(pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC) + { + /*u8 i; + //update the MCS rates + for (i = 0; i < 16; i++) + { + pmlmeinfo->HT_caps.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i]; + }*/ + DBG_871X("%s(): WLAN_HT_CAP_SM_PS_STATIC\n",__FUNCTION__); + } + + // + // Config current HT Protection mode. + // + pmlmeinfo->HT_protection = pmlmeinfo->HT_info.infos[1] & 0x3; +#endif + +} + +void ERP_IE_handler(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE) +{ + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + + if(pIE->Length>1) + return; + + pmlmeinfo->ERP_enable = 1; + _rtw_memcpy(&(pmlmeinfo->ERP_IE), pIE->data, pIE->Length); +} + +void VCS_update(_adapter *padapter, struct sta_info *psta) +{ + struct registry_priv *pregpriv = &padapter->registrypriv; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + + switch (pregpriv->vrtl_carrier_sense)/* 0:off 1:on 2:auto */ + { + case 0: //off + psta->rtsen = 0; + psta->cts2self = 0; + break; + + case 1: //on + if (pregpriv->vcs_type == 1) /* 1:RTS/CTS 2:CTS to self */ + { + psta->rtsen = 1; + psta->cts2self = 0; + } + else + { + psta->rtsen = 0; + psta->cts2self = 1; + } + break; + + case 2: //auto + default: + if ((pmlmeinfo->ERP_enable) && (pmlmeinfo->ERP_IE & BIT(1))) + { + if (pregpriv->vcs_type == 1) + { + psta->rtsen = 1; + psta->cts2self = 0; + } + else + { + psta->rtsen = 0; + psta->cts2self = 1; + } + } + else + { + psta->rtsen = 0; + psta->cts2self = 0; + } + break; + } +} + +#ifdef CONFIG_TDLS +int check_ap_tdls_prohibited(u8 *pframe, u8 pkt_len) +{ + u8 tdls_prohibited_bit = 0x40; //bit(38); TDLS_prohibited + + if(pkt_len < 5) + { + return _FALSE; + } + + pframe += 4; + if( (*pframe) & tdls_prohibited_bit ) + return _TRUE; + + return _FALSE; +} +#endif //CONFIG_TDLS + +void update_beacon_info(_adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta) +{ + unsigned int i; + unsigned int len; + PNDIS_802_11_VARIABLE_IEs pIE; + +#ifdef CONFIG_TDLS + struct tdls_info *ptdlsinfo = &padapter->tdlsinfo; + u8 tdls_prohibited[] = { 0x00, 0x00, 0x00, 0x00, 0x10 }; //bit(38): TDLS_prohibited +#endif //CONFIG_TDLS + + len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN); + + for (i = 0; i < len;) + { + pIE = (PNDIS_802_11_VARIABLE_IEs)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i); + + switch (pIE->ElementID) + { +#if 0 + case _VENDOR_SPECIFIC_IE_: + //todo: to update WMM paramter set while receiving beacon + if (_rtw_memcmp(pIE->data, WMM_PARA_OUI, 6)) //WMM + { + (WMM_param_handler(padapter, pIE))? WMMOnAssocRsp(padapter): 0; + } + break; +#endif + + case _HT_EXTRA_INFO_IE_: //HT info + //HT_info_handler(padapter, pIE); + bwmode_update_check(padapter, pIE); + break; + + case _ERPINFO_IE_: + ERP_IE_handler(padapter, pIE); + VCS_update(padapter, psta); + break; + +#ifdef CONFIG_TDLS + case _EXT_CAP_IE_: + if( check_ap_tdls_prohibited(pIE->data, pIE->Length) == _TRUE ) + ptdlsinfo->ap_prohibited = _TRUE; + break; +#endif //CONFIG_TDLS + default: + break; + } + + i += (pIE->Length + 2); + } +} + +#ifdef CONFIG_DFS +void process_csa_ie(_adapter *padapter, u8 *pframe, uint pkt_len) +{ + unsigned int i; + unsigned int len; + PNDIS_802_11_VARIABLE_IEs pIE; + u8 new_ch_no = 0; + + len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN); + + for (i = 0; i < len;) + { + pIE = (PNDIS_802_11_VARIABLE_IEs)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i); + + switch (pIE->ElementID) + { + case _CH_SWTICH_ANNOUNCE_: + _rtw_memcpy(&new_ch_no, pIE->data+1, 1); + rtw_set_csa_cmd(padapter, new_ch_no); + break; + + default: + break; + } + + i += (pIE->Length + 2); + } +} +#endif //CONFIG_DFS + +unsigned int is_ap_in_tkip(_adapter *padapter) +{ + u32 i; + PNDIS_802_11_VARIABLE_IEs pIE; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + WLAN_BSSID_EX *cur_network = &(pmlmeinfo->network); + + if (rtw_get_capability((WLAN_BSSID_EX *)cur_network) & WLAN_CAPABILITY_PRIVACY) + { + for (i = sizeof(NDIS_802_11_FIXED_IEs); i < pmlmeinfo->network.IELength;) + { + pIE = (PNDIS_802_11_VARIABLE_IEs)(pmlmeinfo->network.IEs + i); + + switch (pIE->ElementID) + { + case _VENDOR_SPECIFIC_IE_: + if ((_rtw_memcmp(pIE->data, RTW_WPA_OUI, 4)) && (_rtw_memcmp((pIE->data + 12), WPA_TKIP_CIPHER, 4))) + { + return _TRUE; + } + break; + + case _RSN_IE_2_: + if (_rtw_memcmp((pIE->data + 8), RSN_TKIP_CIPHER, 4)) + { + return _TRUE; + } + + default: + break; + } + + i += (pIE->Length + 2); + } + + return _FALSE; + } + else + { + return _FALSE; + } + +} + +int wifirate2_ratetbl_inx(unsigned char rate); +int wifirate2_ratetbl_inx(unsigned char rate) +{ + int inx = 0; + rate = rate & 0x7f; + + switch (rate) + { + case 54*2: + inx = 11; + break; + + case 48*2: + inx = 10; + break; + + case 36*2: + inx = 9; + break; + + case 24*2: + inx = 8; + break; + + case 18*2: + inx = 7; + break; + + case 12*2: + inx = 6; + break; + + case 9*2: + inx = 5; + break; + + case 6*2: + inx = 4; + break; + + case 11*2: + inx = 3; + break; + case 11: + inx = 2; + break; + + case 2*2: + inx = 1; + break; + + case 1*2: + inx = 0; + break; + + } + return inx; +} + +unsigned int update_basic_rate(unsigned char *ptn, unsigned int ptn_sz) +{ + unsigned int i, num_of_rate; + unsigned int mask = 0; + + num_of_rate = (ptn_sz > NumRates)? NumRates: ptn_sz; + + for (i = 0; i < num_of_rate; i++) + { + if ((*(ptn + i)) & 0x80) + { + mask |= 0x1 << wifirate2_ratetbl_inx(*(ptn + i)); + } + } + return mask; +} + +unsigned int update_supported_rate(unsigned char *ptn, unsigned int ptn_sz) +{ + unsigned int i, num_of_rate; + unsigned int mask = 0; + + num_of_rate = (ptn_sz > NumRates)? NumRates: ptn_sz; + + for (i = 0; i < num_of_rate; i++) + { + mask |= 0x1 << wifirate2_ratetbl_inx(*(ptn + i)); + } + + return mask; +} + +unsigned int update_MSC_rate(struct HT_caps_element *pHT_caps) +{ + unsigned int mask = 0; + + mask = ((pHT_caps->u.HT_cap_element.MCS_rate[0] << 12) | (pHT_caps->u.HT_cap_element.MCS_rate[1] << 20)); + + return mask; +} + +int support_short_GI(_adapter *padapter, struct HT_caps_element *pHT_caps) +{ + unsigned char bit_offset; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + + if (!(pmlmeinfo->HT_enable)) + return _FAIL; + + if ((pmlmeinfo->assoc_AP_vendor == ralinkAP)) + return _FAIL; + + bit_offset = (pmlmeext->cur_bwmode & HT_CHANNEL_WIDTH_40)? 6: 5; + + if (pHT_caps->u.HT_cap_element.HT_caps_info & (0x1 << bit_offset)) + { + return _SUCCESS; + } + else + { + return _FAIL; + } +} + +unsigned char get_highest_rate_idx(u32 mask) +{ + int i; + unsigned char rate_idx=0; + + for(i=27; i>=0; i--) + { + if(mask & BIT(i)) + { + rate_idx = i; + break; + } + } + + return rate_idx; +} + +unsigned char get_highest_mcs_rate(struct HT_caps_element *pHT_caps); +unsigned char get_highest_mcs_rate(struct HT_caps_element *pHT_caps) +{ + int i, mcs_rate; + + mcs_rate = (pHT_caps->u.HT_cap_element.MCS_rate[0] | (pHT_caps->u.HT_cap_element.MCS_rate[1] << 8)); + + for (i = 15; i >= 0; i--) + { + if (mcs_rate & (0x1 << i)) + { + break; + } + } + + return i; +} + +void Update_RA_Entry(_adapter *padapter, u32 mac_id) +{ + padapter->HalFunc.UpdateRAMaskHandler(padapter, mac_id); +} + +void enable_rate_adaptive(_adapter *padapter, u32 mac_id); +void enable_rate_adaptive(_adapter *padapter, u32 mac_id) +{ + Update_RA_Entry(padapter, mac_id); +} + +void set_sta_rate(_adapter *padapter, struct sta_info *psta) +{ + //rate adaptive + enable_rate_adaptive(padapter, psta->mac_id); +} + +unsigned char check_assoc_AP(u8 *pframe, uint len) +{ + unsigned int i; + PNDIS_802_11_VARIABLE_IEs pIE; + + for (i = sizeof(NDIS_802_11_FIXED_IEs); i < len;) + { + pIE = (PNDIS_802_11_VARIABLE_IEs)(pframe + i); + + switch (pIE->ElementID) + { + case _VENDOR_SPECIFIC_IE_: + if ((_rtw_memcmp(pIE->data, ARTHEROS_OUI1, 3)) || (_rtw_memcmp(pIE->data, ARTHEROS_OUI2, 3))) + { + DBG_871X("link to Artheros AP\n"); + return atherosAP; + } + else if ((_rtw_memcmp(pIE->data, BROADCOM_OUI1, 3)) + || (_rtw_memcmp(pIE->data, BROADCOM_OUI2, 3)) + || (_rtw_memcmp(pIE->data, BROADCOM_OUI2, 3))) + { + DBG_871X("link to Broadcom AP\n"); + return broadcomAP; + } + else if (_rtw_memcmp(pIE->data, MARVELL_OUI, 3)) + { + DBG_871X("link to Marvell AP\n"); + return marvellAP; + } + else if (_rtw_memcmp(pIE->data, RALINK_OUI, 3)) + { + DBG_871X("link to Ralink AP\n"); + return ralinkAP; + } + else if (_rtw_memcmp(pIE->data, CISCO_OUI, 3)) + { + DBG_871X("link to Cisco AP\n"); + return ciscoAP; + } + else if (_rtw_memcmp(pIE->data, REALTEK_OUI, 3)) + { + DBG_871X("link to Realtek 96B\n"); + return realtekAP; + } + else if (_rtw_memcmp(pIE->data, AIRGOCAP_OUI,3)) + { + DBG_871X("link to Airgo Cap\n"); + return airgocapAP; + } + else + { + break; + } + + default: + break; + } + + i += (pIE->Length + 2); + } + + DBG_871X("link to new AP\n"); + return unknownAP; +} + +void update_IOT_info(_adapter *padapter) +{ + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + + switch (pmlmeinfo->assoc_AP_vendor) + { + case marvellAP: + pmlmeinfo->turboMode_cts2self = 1; + pmlmeinfo->turboMode_rtsen = 0; + break; + + case ralinkAP: + pmlmeinfo->turboMode_cts2self = 0; + pmlmeinfo->turboMode_rtsen = 1; + //disable high power + Switch_DM_Func(padapter, (~DYNAMIC_FUNC_HP), _FALSE); + break; + case realtekAP: + //rtw_write16(padapter, 0x4cc, 0xffff); + //rtw_write16(padapter, 0x546, 0x01c0); + //disable high power + Switch_DM_Func(padapter, (~DYNAMIC_FUNC_HP), _FALSE); + break; + default: + pmlmeinfo->turboMode_cts2self = 0; + pmlmeinfo->turboMode_rtsen = 1; + break; + } + +} + +void update_capinfo(PADAPTER Adapter, u16 updateCap) +{ + struct mlme_ext_priv *pmlmeext = &Adapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + BOOLEAN ShortPreamble; + + // Check preamble mode, 2005.01.06, by rcnjko. + // Mark to update preamble value forever, 2008.03.18 by lanhsin + //if( pMgntInfo->RegPreambleMode == PREAMBLE_AUTO ) + { + + if(updateCap & cShortPreamble) + { // Short Preamble + if(pmlmeinfo->preamble_mode != PREAMBLE_SHORT) // PREAMBLE_LONG or PREAMBLE_AUTO + { + ShortPreamble = _TRUE; + pmlmeinfo->preamble_mode = PREAMBLE_SHORT; + Adapter->HalFunc.SetHwRegHandler( Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble ); + } + } + else + { // Long Preamble + if(pmlmeinfo->preamble_mode != PREAMBLE_LONG) // PREAMBLE_SHORT or PREAMBLE_AUTO + { + ShortPreamble = _FALSE; + pmlmeinfo->preamble_mode = PREAMBLE_LONG; + Adapter->HalFunc.SetHwRegHandler( Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble ); + } + } + } + + if ( updateCap & cIBSS ) { + //Filen: See 802.11-2007 p.91 + pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; + } + else + { + //Filen: See 802.11-2007 p.90 + if( pmlmeext->cur_wireless_mode & (WIRELESS_11G | WIRELESS_11_24N)) + { + if( (updateCap & cShortSlotTime) /* && (!(pMgntInfo->pHTInfo->RT2RT_HT_Mode & RT_HT_CAP_USE_LONG_PREAMBLE)) */) + { // Short Slot Time + if(pmlmeinfo->slotTime != SHORT_SLOT_TIME) + { + pmlmeinfo->slotTime = SHORT_SLOT_TIME; + } + } + else + { // Long Slot Time + if(pmlmeinfo->slotTime != NON_SHORT_SLOT_TIME) + { + pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; + } + } + } + else if( pmlmeext->cur_wireless_mode & (WIRELESS_11A | WIRELESS_11_5N)) + { + pmlmeinfo->slotTime = SHORT_SLOT_TIME; + } + else + { + //B Mode + pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; + } + } + + Adapter->HalFunc.SetHwRegHandler( Adapter, HW_VAR_SLOT_TIME, &pmlmeinfo->slotTime ); + +} + +void update_wireless_mode(_adapter *padapter) +{ + int ratelen, network_type = 0; + u16 SIFS_Timer; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + WLAN_BSSID_EX *cur_network = &(pmlmeinfo->network); + unsigned char *rate = cur_network->SupportedRates; + + ratelen = rtw_get_rateset_len(cur_network->SupportedRates); + + if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) + { + pmlmeinfo->HT_enable = 1; + } + + if(pmlmeext->cur_channel > 14) + { + if (pmlmeinfo->HT_enable) + { + network_type = WIRELESS_11_5N; + } + + network_type |= WIRELESS_11A; + } + else + { + if (pmlmeinfo->HT_enable) + { + network_type = WIRELESS_11_24N; + } + + if ((cckratesonly_included(rate, ratelen)) == _TRUE) + { + network_type |= WIRELESS_11B; + } + else if((cckrates_included(rate, ratelen)) == _TRUE) + { + network_type |= WIRELESS_11BG; + } + else + { + network_type |= WIRELESS_11G; + } + } + + pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode; + if((pmlmeext->cur_wireless_mode==WIRELESS_11G) || + (pmlmeext->cur_wireless_mode==WIRELESS_11BG))//WIRELESS_MODE_G) + SIFS_Timer = 0x0a0a;//CCK + else + SIFS_Timer = 0x0e0e;//pHalData->SifsTime; //OFDM + padapter->HalFunc.SetHwRegHandler( padapter, HW_VAR_SIFS, (u8 *)&SIFS_Timer); + +} + +void fire_write_MAC_cmd(_adapter *padapter, unsigned int addr, unsigned int value); +void fire_write_MAC_cmd(_adapter *padapter, unsigned int addr, unsigned int value) +{ +#if 0 + struct cmd_obj *ph2c; + struct reg_rw_parm *pwriteMacPara; + struct cmd_priv *pcmdpriv = &(padapter->cmdpriv); + + if ((ph2c = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj))) == NULL) + { + return; + } + + if ((pwriteMacPara = (struct reg_rw_parm*)rtw_malloc(sizeof(struct reg_rw_parm))) == NULL) + { + rtw_mfree((unsigned char *)ph2c, sizeof(struct cmd_obj)); + return; + } + + pwriteMacPara->rw = 1; + pwriteMacPara->addr = addr; + pwriteMacPara->value = value; + + init_h2fwcmd_w_parm_no_rsp(ph2c, pwriteMacPara, GEN_CMD_CODE(_Write_MACREG)); + rtw_enqueue_cmd(pcmdpriv, ph2c); +#endif +} + +u8 bmc_support_rate_ofdm[4] = + {IEEE80211_OFDM_RATE_6MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB|IEEE80211_BASIC_RATE_MASK, + IEEE80211_OFDM_RATE_18MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_24MB|IEEE80211_BASIC_RATE_MASK}; +u8 bmc_support_rate_cck[4] = + {IEEE80211_CCK_RATE_1MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB|IEEE80211_BASIC_RATE_MASK, + IEEE80211_CCK_RATE_5MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB|IEEE80211_BASIC_RATE_MASK}; + +void update_bmc_sta_support_rate(_adapter *padapter, u32 mac_id) +{ + struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + + if(pmlmeext->cur_wireless_mode & WIRELESS_11B) + { + // Only B, B/G, and B/G/N AP could use CCK rate + _rtw_memcpy((pmlmeinfo->FW_sta_info[mac_id].SupportedRates), bmc_support_rate_cck, 4); + } + else + { + _rtw_memcpy((pmlmeinfo->FW_sta_info[mac_id].SupportedRates), bmc_support_rate_ofdm, 4); + } +} + +int update_sta_support_rate(_adapter *padapter, u8* pvar_ie, uint var_ie_len, int cam_idx) +{ + unsigned int ie_len; + PNDIS_802_11_VARIABLE_IEs pIE; + int supportRateNum = 0; + struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + + pIE = (PNDIS_802_11_VARIABLE_IEs)rtw_get_ie(pvar_ie, _SUPPORTEDRATES_IE_, &ie_len, var_ie_len); + if (pIE == NULL) + { + return _FAIL; + } + + _rtw_memcpy(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates, pIE->data, ie_len); + supportRateNum = ie_len; + + pIE = (PNDIS_802_11_VARIABLE_IEs)rtw_get_ie(pvar_ie, _EXT_SUPPORTEDRATES_IE_, &ie_len, var_ie_len); + if (pIE) + { + _rtw_memcpy((pmlmeinfo->FW_sta_info[cam_idx].SupportedRates + supportRateNum), pIE->data, ie_len); + } + + return _SUCCESS; + +} + +void process_addba_req(_adapter *padapter, u8 *paddba_req, u8 *addr) +{ + struct sta_info *psta; + u16 tid, start_seq, param; + struct recv_reorder_ctrl *preorder_ctrl; + struct sta_priv *pstapriv = &padapter->stapriv; + struct ADDBA_request *preq = (struct ADDBA_request*)paddba_req; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + + psta = rtw_get_stainfo(pstapriv, addr); + + if(psta) + { + start_seq = le16_to_cpu(preq->BA_starting_seqctrl) >> 4; + + param = le16_to_cpu(preq->BA_para_set); + tid = (param>>2)&0x0f; + + preorder_ctrl = &psta->recvreorder_ctrl[tid]; + + #ifdef CONFIG_UPDATE_INDICATE_SEQ_WHILE_PROCESS_ADDBA_REQ + preorder_ctrl->indicate_seq = start_seq; + #ifdef DBG_RX_SEQ + DBG_871X("DBG_RX_SEQ %s:%d IndicateSeq: %d, start_seq: %d\n", __FUNCTION__, __LINE__, + preorder_ctrl->indicate_seq, start_seq); + #endif + #else + preorder_ctrl->indicate_seq = 0xffff; + #endif + + preorder_ctrl->enable =(pmlmeinfo->bAcceptAddbaReq == _TRUE)? _TRUE :_FALSE; + } + +} + +void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len) +{ + u8* pIE; + u32 *pbuf; + + pIE = pframe + sizeof(struct rtw_ieee80211_hdr_3addr); + pbuf = (u32*)pIE; + + pmlmeext->TSFValue = le32_to_cpu(*(pbuf+1)); + + pmlmeext->TSFValue = pmlmeext->TSFValue << 32; + + pmlmeext->TSFValue |= le32_to_cpu(*pbuf); +} + +void correct_TSF(_adapter *padapter, struct mlme_ext_priv *pmlmeext) +{ + padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_CORRECT_TSF, 0); +} + +void beacon_timing_control(_adapter *padapter) +{ + padapter->HalFunc.SetBeaconRelatedRegistersHandler(padapter); +} + +#if 0 +unsigned int setup_beacon_frame(_adapter *padapter, unsigned char *beacon_frame) +{ + unsigned short ATIMWindow; + unsigned char *pframe; + struct tx_desc *ptxdesc; + struct rtw_ieee80211_hdr *pwlanhdr; + unsigned short *fctrl; + unsigned int rate_len, len = 0; + struct xmit_priv *pxmitpriv = &(padapter->xmitpriv); + struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); + struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + WLAN_BSSID_EX *cur_network = &(pmlmeinfo->network); + u8 bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; + + _rtw_memset(beacon_frame, 0, 256); + + pframe = beacon_frame + TXDESC_SIZE; + + pwlanhdr = (struct rtw_ieee80211_hdr *)pframe; + + fctrl = &(pwlanhdr->frame_ctl); + *(fctrl) = 0; + + _rtw_memcpy(pwlanhdr->addr1, bc_addr, ETH_ALEN); + _rtw_memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN); + _rtw_memcpy(pwlanhdr->addr3, get_my_bssid(cur_network), ETH_ALEN); + + SetFrameSubType(pframe, WIFI_BEACON); + + pframe += sizeof(struct rtw_ieee80211_hdr_3addr); + len = sizeof(struct rtw_ieee80211_hdr_3addr); + + //timestamp will be inserted by hardware + pframe += 8; + len += 8; + + // beacon interval: 2 bytes + _rtw_memcpy(pframe, (unsigned char *)(rtw_get_beacon_interval_from_ie(cur_network->IEs)), 2); + + pframe += 2; + len += 2; + + // capability info: 2 bytes + _rtw_memcpy(pframe, (unsigned char *)(rtw_get_capability_from_ie(cur_network->IEs)), 2); + + pframe += 2; + len += 2; + + // SSID + pframe = rtw_set_ie(pframe, _SSID_IE_, cur_network->Ssid.SsidLength, cur_network->Ssid.Ssid, &len); + + // supported rates... + rate_len = rtw_get_rateset_len(cur_network->SupportedRates); + pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_, ((rate_len > 8)? 8: rate_len), cur_network->SupportedRates, &len); + + // DS parameter set + pframe = rtw_set_ie(pframe, _DSSET_IE_, 1, (unsigned char *)&(cur_network->Configuration.DSConfig), &len); + + // IBSS Parameter Set... + //ATIMWindow = cur->Configuration.ATIMWindow; + ATIMWindow = 0; + pframe = rtw_set_ie(pframe, _IBSS_PARA_IE_, 2, (unsigned char *)(&ATIMWindow), &len); + + //todo: ERP IE + + // EXTERNDED SUPPORTED RATE + if (rate_len > 8) + { + pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_, (rate_len - 8), (cur_network->SupportedRates + 8), &len); + } + + if ((len + TXDESC_SIZE) > 256) + { + //DBG_871X("marc: beacon frame too large\n"); + return 0; + } + + //fill the tx descriptor + ptxdesc = (struct tx_desc *)beacon_frame; + + //offset 0 + ptxdesc->txdw0 |= cpu_to_le32(len & 0x0000ffff); + ptxdesc->txdw0 |= cpu_to_le32(((TXDESC_SIZE + OFFSET_SZ) << OFFSET_SHT) & 0x00ff0000); //default = 32 bytes for TX Desc + + //offset 4 + ptxdesc->txdw1 |= cpu_to_le32((0x10 << QSEL_SHT) & 0x00001f00); + + //offset 8 + ptxdesc->txdw2 |= cpu_to_le32(BMC); + ptxdesc->txdw2 |= cpu_to_le32(BK); + + //offset 16 + ptxdesc->txdw4 = 0x80000000; + + //offset 20 + ptxdesc->txdw5 = 0x00000000; //1M + + return (len + TXDESC_SIZE); +} +#endif + |