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rtl8812au/os_dep/linux/mlme_linux.c

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/******************************************************************************
*
* 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 _MLME_OSDEP_C_
#include <drv_types.h>
#ifdef RTK_DMP_PLATFORM
void Linkup_workitem_callback(struct work_struct *work)
{
struct mlme_priv *pmlmepriv = container_of(work, struct mlme_priv, Linkup_workitem);
_adapter *padapter = container_of(pmlmepriv, _adapter, mlmepriv);
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 12))
kobject_uevent(&padapter->pnetdev->dev.kobj, KOBJ_LINKUP);
#else
kobject_hotplug(&padapter->pnetdev->class_dev.kobj, KOBJ_LINKUP);
#endif
}
void Linkdown_workitem_callback(struct work_struct *work)
{
struct mlme_priv *pmlmepriv = container_of(work, struct mlme_priv, Linkdown_workitem);
_adapter *padapter = container_of(pmlmepriv, _adapter, mlmepriv);
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 12))
kobject_uevent(&padapter->pnetdev->dev.kobj, KOBJ_LINKDOWN);
#else
kobject_hotplug(&padapter->pnetdev->class_dev.kobj, KOBJ_LINKDOWN);
#endif
}
#endif
/*
void sitesurvey_ctrl_handler(void *FunctionContext)
{
_adapter *adapter = (_adapter *)FunctionContext;
_sitesurvey_ctrl_handler(adapter);
_set_timer(&adapter->mlmepriv.sitesurveyctrl.sitesurvey_ctrl_timer, 3000);
}
*/
void rtw_join_timeout_handler(void *FunctionContext)
{
_adapter *adapter = (_adapter *)FunctionContext;
_rtw_join_timeout_handler(adapter);
}
void _rtw_scan_timeout_handler(void *FunctionContext)
{
_adapter *adapter = (_adapter *)FunctionContext;
rtw_scan_timeout_handler(adapter);
}
void _dynamic_check_timer_handlder(void *FunctionContext)
{
struct dvobj_priv *pdvobj = (struct dvobj_priv *)FunctionContext;
_adapter *adapter = dvobj_get_primary_adapter(pdvobj);
#if (MP_DRIVER == 1)
if (adapter->registrypriv.mp_mode == 1 && adapter->mppriv.mp_dm == 0) { /* for MP ODM dynamic Tx power tracking */
/* RTW_INFO("_dynamic_check_timer_handlder mp_dm =0 return\n"); */
_set_timer(&pdvobj->dynamic_chk_timer, 2000);
return;
}
#endif
rtw_dynamic_check_timer_handlder(adapter);
_set_timer(&pdvobj->dynamic_chk_timer, 2000);
}
#ifdef CONFIG_SET_SCAN_DENY_TIMER
void _rtw_set_scan_deny_timer_hdl(void *FunctionContext)
{
_adapter *adapter = (_adapter *)FunctionContext;
rtw_set_scan_deny_timer_hdl(adapter);
}
#endif
void rtw_init_mlme_timer(_adapter *padapter)
{
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
_init_timer(&(pmlmepriv->assoc_timer), padapter->pnetdev, rtw_join_timeout_handler, padapter);
/* _init_timer(&(pmlmepriv->sitesurveyctrl.sitesurvey_ctrl_timer), padapter->pnetdev, sitesurvey_ctrl_handler, padapter); */
_init_timer(&(pmlmepriv->scan_to_timer), padapter->pnetdev, _rtw_scan_timeout_handler, padapter);
#ifdef CONFIG_DFS_MASTER
_init_timer(&(pmlmepriv->dfs_master_timer), padapter->pnetdev, rtw_dfs_master_timer_hdl, padapter);
#endif
#ifdef CONFIG_SET_SCAN_DENY_TIMER
_init_timer(&(pmlmepriv->set_scan_deny_timer), padapter->pnetdev, _rtw_set_scan_deny_timer_hdl, padapter);
#endif
#ifdef RTK_DMP_PLATFORM
_init_workitem(&(pmlmepriv->Linkup_workitem), Linkup_workitem_callback, padapter);
_init_workitem(&(pmlmepriv->Linkdown_workitem), Linkdown_workitem_callback, padapter);
#endif
}
extern void rtw_indicate_wx_assoc_event(_adapter *padapter);
extern void rtw_indicate_wx_disassoc_event(_adapter *padapter);
void rtw_os_indicate_connect(_adapter *adapter)
{
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
#ifdef CONFIG_IOCTL_CFG80211
if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == _TRUE) ||
(check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == _TRUE))
rtw_cfg80211_ibss_indicate_connect(adapter);
else
rtw_cfg80211_indicate_connect(adapter);
#endif /* CONFIG_IOCTL_CFG80211 */
rtw_indicate_wx_assoc_event(adapter);
netif_carrier_on(adapter->pnetdev);
if (adapter->pid[2] != 0)
rtw_signal_process(adapter->pid[2], SIGALRM);
#ifdef RTK_DMP_PLATFORM
_set_workitem(&adapter->mlmepriv.Linkup_workitem);
#endif
}
extern void indicate_wx_scan_complete_event(_adapter *padapter);
void rtw_os_indicate_scan_done(_adapter *padapter, bool aborted)
{
#ifdef CONFIG_IOCTL_CFG80211
rtw_cfg80211_indicate_scan_done(padapter, aborted);
#endif
indicate_wx_scan_complete_event(padapter);
}
static RT_PMKID_LIST backupPMKIDList[NUM_PMKID_CACHE];
void rtw_reset_securitypriv(_adapter *adapter)
{
u8 backupPMKIDIndex = 0;
u8 backupTKIPCountermeasure = 0x00;
u32 backupTKIPcountermeasure_time = 0;
/* add for CONFIG_IEEE80211W, none 11w also can use */
_irqL irqL;
struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
_enter_critical_bh(&adapter->security_key_mutex, &irqL);
if (adapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) { /* 802.1x */
/* Added by Albert 2009/02/18 */
/* We have to backup the PMK information for WiFi PMK Caching test item. */
/* */
/* Backup the btkip_countermeasure information. */
/* When the countermeasure is trigger, the driver have to disconnect with AP for 60 seconds. */
_rtw_memset(&backupPMKIDList[0], 0x00, sizeof(RT_PMKID_LIST) * NUM_PMKID_CACHE);
_rtw_memcpy(&backupPMKIDList[0], &adapter->securitypriv.PMKIDList[0], sizeof(RT_PMKID_LIST) * NUM_PMKID_CACHE);
backupPMKIDIndex = adapter->securitypriv.PMKIDIndex;
backupTKIPCountermeasure = adapter->securitypriv.btkip_countermeasure;
backupTKIPcountermeasure_time = adapter->securitypriv.btkip_countermeasure_time;
#ifdef CONFIG_IEEE80211W
/* reset RX BIP packet number */
pmlmeext->mgnt_80211w_IPN_rx = 0;
#endif /* CONFIG_IEEE80211W */
_rtw_memset((unsigned char *)&adapter->securitypriv, 0, sizeof(struct security_priv));
/* _init_timer(&(adapter->securitypriv.tkip_timer),adapter->pnetdev, rtw_use_tkipkey_handler, adapter); */
/* Added by Albert 2009/02/18 */
/* Restore the PMK information to securitypriv structure for the following connection. */
_rtw_memcpy(&adapter->securitypriv.PMKIDList[0], &backupPMKIDList[0], sizeof(RT_PMKID_LIST) * NUM_PMKID_CACHE);
adapter->securitypriv.PMKIDIndex = backupPMKIDIndex;
adapter->securitypriv.btkip_countermeasure = backupTKIPCountermeasure;
adapter->securitypriv.btkip_countermeasure_time = backupTKIPcountermeasure_time;
adapter->securitypriv.ndisauthtype = Ndis802_11AuthModeOpen;
adapter->securitypriv.ndisencryptstatus = Ndis802_11WEPDisabled;
} else { /* reset values in securitypriv */
/* if(adapter->mlmepriv.fw_state & WIFI_STATION_STATE) */
/* { */
struct security_priv *psec_priv = &adapter->securitypriv;
psec_priv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */
psec_priv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
psec_priv->dot11PrivacyKeyIndex = 0;
psec_priv->dot118021XGrpPrivacy = _NO_PRIVACY_;
psec_priv->dot118021XGrpKeyid = 1;
psec_priv->ndisauthtype = Ndis802_11AuthModeOpen;
psec_priv->ndisencryptstatus = Ndis802_11WEPDisabled;
/* } */
}
/* add for CONFIG_IEEE80211W, none 11w also can use */
_exit_critical_bh(&adapter->security_key_mutex, &irqL);
RTW_INFO(FUNC_ADPT_FMT" - End to Disconnect\n", FUNC_ADPT_ARG(adapter));
}
void rtw_os_indicate_disconnect(_adapter *adapter, u16 reason, u8 locally_generated)
{
/* RT_PMKID_LIST backupPMKIDList[NUM_PMKID_CACHE]; */
netif_carrier_off(adapter->pnetdev); /* Do it first for tx broadcast pkt after disconnection issue! */
#ifdef CONFIG_IOCTL_CFG80211
rtw_cfg80211_indicate_disconnect(adapter, reason, locally_generated);
#endif /* CONFIG_IOCTL_CFG80211 */
rtw_indicate_wx_disassoc_event(adapter);
#ifdef RTK_DMP_PLATFORM
_set_workitem(&adapter->mlmepriv.Linkdown_workitem);
#endif
/* modify for CONFIG_IEEE80211W, none 11w also can use the same command */
rtw_reset_securitypriv_cmd(adapter);
}
void rtw_report_sec_ie(_adapter *adapter, u8 authmode, u8 *sec_ie)
{
uint len;
u8 *buff, *p, i;
union iwreq_data wrqu;
buff = NULL;
if (authmode == _WPA_IE_ID_) {
buff = rtw_zmalloc(IW_CUSTOM_MAX);
if (NULL == buff) {
RTW_INFO(FUNC_ADPT_FMT ": alloc memory FAIL!!\n",
FUNC_ADPT_ARG(adapter));
return;
}
p = buff;
p += sprintf(p, "ASSOCINFO(ReqIEs=");
len = sec_ie[1] + 2;
len = (len < IW_CUSTOM_MAX) ? len : IW_CUSTOM_MAX;
for (i = 0; i < len; i++)
p += sprintf(p, "%02x", sec_ie[i]);
p += sprintf(p, ")");
_rtw_memset(&wrqu, 0, sizeof(wrqu));
wrqu.data.length = p - buff;
wrqu.data.length = (wrqu.data.length < IW_CUSTOM_MAX) ? wrqu.data.length : IW_CUSTOM_MAX;
#ifndef CONFIG_IOCTL_CFG80211
wireless_send_event(adapter->pnetdev, IWEVCUSTOM, &wrqu, buff);
#endif
rtw_mfree(buff, IW_CUSTOM_MAX);
}
}
void _survey_timer_hdl(void *FunctionContext)
{
_adapter *padapter = (_adapter *)FunctionContext;
survey_timer_hdl(padapter);
}
void _link_timer_hdl(void *FunctionContext)
{
_adapter *padapter = (_adapter *)FunctionContext;
link_timer_hdl(padapter);
}
void _addba_timer_hdl(void *FunctionContext)
{
struct sta_info *psta = (struct sta_info *)FunctionContext;
addba_timer_hdl(psta);
}
#ifdef CONFIG_IEEE80211W
void _sa_query_timer_hdl(void *FunctionContext)
{
struct sta_info *psta = (struct sta_info *)FunctionContext;
sa_query_timer_hdl(psta);
}
void init_dot11w_expire_timer(_adapter *padapter, struct sta_info *psta)
{
_init_timer(&psta->dot11w_expire_timer, padapter->pnetdev, _sa_query_timer_hdl, psta);
}
#endif /* CONFIG_IEEE80211W */
void init_addba_retry_timer(_adapter *padapter, struct sta_info *psta)
{
_init_timer(&psta->addba_retry_timer, padapter->pnetdev, _addba_timer_hdl, psta);
}
/*
void _reauth_timer_hdl(void *FunctionContext)
{
_adapter *padapter = (_adapter *)FunctionContext;
reauth_timer_hdl(padapter);
}
void _reassoc_timer_hdl(void *FunctionContext)
{
_adapter *padapter = (_adapter *)FunctionContext;
reassoc_timer_hdl(padapter);
}
*/
void init_mlme_ext_timer(_adapter *padapter)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
_init_timer(&pmlmeext->survey_timer, padapter->pnetdev, _survey_timer_hdl, padapter);
_init_timer(&pmlmeext->link_timer, padapter->pnetdev, _link_timer_hdl, padapter);
/* _init_timer(&pmlmeext->ADDBA_timer, padapter->pnetdev, _addba_timer_hdl, padapter); */
/* _init_timer(&pmlmeext->reauth_timer, padapter->pnetdev, _reauth_timer_hdl, padapter); */
/* _init_timer(&pmlmeext->reassoc_timer, padapter->pnetdev, _reassoc_timer_hdl, padapter); */
}
#ifdef CONFIG_AP_MODE
void rtw_indicate_sta_assoc_event(_adapter *padapter, struct sta_info *psta)
{
union iwreq_data wrqu;
struct sta_priv *pstapriv = &padapter->stapriv;
if (psta == NULL)
return;
if (psta->aid > NUM_STA)
return;
if (pstapriv->sta_aid[psta->aid - 1] != psta)
return;
wrqu.addr.sa_family = ARPHRD_ETHER;
_rtw_memcpy(wrqu.addr.sa_data, psta->hwaddr, ETH_ALEN);
RTW_INFO("+rtw_indicate_sta_assoc_event\n");
#ifndef CONFIG_IOCTL_CFG80211
wireless_send_event(padapter->pnetdev, IWEVREGISTERED, &wrqu, NULL);
#endif
}
void rtw_indicate_sta_disassoc_event(_adapter *padapter, struct sta_info *psta)
{
union iwreq_data wrqu;
struct sta_priv *pstapriv = &padapter->stapriv;
if (psta == NULL)
return;
if (psta->aid > NUM_STA)
return;
if (pstapriv->sta_aid[psta->aid - 1] != psta)
return;
wrqu.addr.sa_family = ARPHRD_ETHER;
_rtw_memcpy(wrqu.addr.sa_data, psta->hwaddr, ETH_ALEN);
RTW_INFO("+rtw_indicate_sta_disassoc_event\n");
#ifndef CONFIG_IOCTL_CFG80211
wireless_send_event(padapter->pnetdev, IWEVEXPIRED, &wrqu, NULL);
#endif
}
#ifdef CONFIG_HOSTAPD_MLME
static int mgnt_xmit_entry(struct sk_buff *skb, struct net_device *pnetdev)
{
struct hostapd_priv *phostapdpriv = rtw_netdev_priv(pnetdev);
_adapter *padapter = (_adapter *)phostapdpriv->padapter;
/* RTW_INFO("%s\n", __FUNCTION__); */
return rtw_hal_hostap_mgnt_xmit_entry(padapter, skb);
}
static int mgnt_netdev_open(struct net_device *pnetdev)
{
struct hostapd_priv *phostapdpriv = rtw_netdev_priv(pnetdev);
RTW_INFO("mgnt_netdev_open: MAC Address:" MAC_FMT "\n", MAC_ARG(pnetdev->dev_addr));
init_usb_anchor(&phostapdpriv->anchored);
rtw_netif_wake_queue(pnetdev);
netif_carrier_on(pnetdev);
/* rtw_write16(phostapdpriv->padapter, 0x0116, 0x0100); */ /* only excluding beacon */
return 0;
}
static int mgnt_netdev_close(struct net_device *pnetdev)
{
struct hostapd_priv *phostapdpriv = rtw_netdev_priv(pnetdev);
RTW_INFO("%s\n", __FUNCTION__);
usb_kill_anchored_urbs(&phostapdpriv->anchored);
netif_carrier_off(pnetdev);
rtw_netif_stop_queue(pnetdev);
/* rtw_write16(phostapdpriv->padapter, 0x0116, 0x3f3f); */
return 0;
}
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29))
static const struct net_device_ops rtl871x_mgnt_netdev_ops = {
.ndo_open = mgnt_netdev_open,
.ndo_stop = mgnt_netdev_close,
.ndo_start_xmit = mgnt_xmit_entry,
#if 0
.ndo_set_mac_address = r871x_net_set_mac_address,
.ndo_get_stats = r871x_net_get_stats,
.ndo_do_ioctl = r871x_mp_ioctl,
#endif
};
#endif
int hostapd_mode_init(_adapter *padapter)
{
unsigned char mac[ETH_ALEN];
struct hostapd_priv *phostapdpriv;
struct net_device *pnetdev;
pnetdev = rtw_alloc_etherdev(sizeof(struct hostapd_priv));
if (!pnetdev)
return -ENOMEM;
/* SET_MODULE_OWNER(pnetdev); */
ether_setup(pnetdev);
/* pnetdev->type = ARPHRD_IEEE80211; */
phostapdpriv = rtw_netdev_priv(pnetdev);
phostapdpriv->pmgnt_netdev = pnetdev;
phostapdpriv->padapter = padapter;
padapter->phostapdpriv = phostapdpriv;
/* pnetdev->init = NULL; */
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29))
RTW_INFO("register rtl871x_mgnt_netdev_ops to netdev_ops\n");
pnetdev->netdev_ops = &rtl871x_mgnt_netdev_ops;
#else
pnetdev->open = mgnt_netdev_open;
pnetdev->stop = mgnt_netdev_close;
pnetdev->hard_start_xmit = mgnt_xmit_entry;
/* pnetdev->set_mac_address = r871x_net_set_mac_address; */
/* pnetdev->get_stats = r871x_net_get_stats; */
/* pnetdev->do_ioctl = r871x_mp_ioctl; */
#endif
pnetdev->watchdog_timeo = HZ; /* 1 second timeout */
/* pnetdev->wireless_handlers = NULL; */
#ifdef CONFIG_TCP_CSUM_OFFLOAD_TX
pnetdev->features |= NETIF_F_IP_CSUM;
#endif
if (dev_alloc_name(pnetdev, "mgnt.wlan%d") < 0)
RTW_INFO("hostapd_mode_init(): dev_alloc_name, fail!\n");
/* SET_NETDEV_DEV(pnetdev, pintfpriv->udev); */
mac[0] = 0x00;
mac[1] = 0xe0;
mac[2] = 0x4c;
mac[3] = 0x87;
mac[4] = 0x11;
mac[5] = 0x12;
_rtw_memcpy(pnetdev->dev_addr, mac, ETH_ALEN);
netif_carrier_off(pnetdev);
/* Tell the network stack we exist */
if (register_netdev(pnetdev) != 0) {
RTW_INFO("hostapd_mode_init(): register_netdev fail!\n");
if (pnetdev)
rtw_free_netdev(pnetdev);
}
return 0;
}
void hostapd_mode_unload(_adapter *padapter)
{
struct hostapd_priv *phostapdpriv = padapter->phostapdpriv;
struct net_device *pnetdev = phostapdpriv->pmgnt_netdev;
unregister_netdev(pnetdev);
rtw_free_netdev(pnetdev);
}
#endif
#endif