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rtl8188eu/rtw_ap.c
Larry Finger 81aeb84017 rtl8188eu: Flatten core 
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
2021-07-22 18:34:17 -05:00

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// SPDX-License-Identifier: GPL-2.0
/* Copyright(c) 2007 - 2016 Realtek Corporation. All rights reserved. */
#define _RTW_AP_C_
#include <drv_types.h>
#include <hal_data.h>
#ifdef CONFIG_AP_MODE
extern unsigned char RTW_WPA_OUI[];
extern unsigned char WMM_OUI[];
extern unsigned char WPS_OUI[];
extern unsigned char P2P_OUI[];
extern unsigned char WFD_OUI[];
void init_mlme_ap_info(_adapter *padapter)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
spin_lock_init(&pmlmepriv->bcn_update_lock);
/* pmlmeext->bstart_bss = false; */
}
void free_mlme_ap_info(_adapter *padapter)
{
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
stop_ap_mode(padapter);
}
static void update_BCNTIM(_adapter *padapter)
{
struct sta_priv *pstapriv = &padapter->stapriv;
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
WLAN_BSSID_EX *pnetwork_mlmeext = &(pmlmeinfo->network);
unsigned char *pie = pnetwork_mlmeext->IEs;
u8 *p, *dst_ie, *premainder_ie = NULL, *pbackup_remainder_ie = NULL;
__le16 tim_bitmap_le;
uint offset, tmp_len, tim_ielen, tim_ie_offset, remainder_ielen;
tim_bitmap_le = cpu_to_le16(pstapriv->tim_bitmap);
p = rtw_get_ie(pie + _FIXED_IE_LENGTH_, _TIM_IE_, &tim_ielen, pnetwork_mlmeext->IELength - _FIXED_IE_LENGTH_);
if (p != NULL && tim_ielen > 0) {
tim_ielen += 2;
premainder_ie = p + tim_ielen;
tim_ie_offset = (sint)(p - pie);
remainder_ielen = pnetwork_mlmeext->IELength - tim_ie_offset - tim_ielen;
/*append TIM IE from dst_ie offset*/
dst_ie = p;
} else {
tim_ielen = 0;
/*calculate head_len*/
offset = _FIXED_IE_LENGTH_;
/* get ssid_ie len */
p = rtw_get_ie(pie + _BEACON_IE_OFFSET_, _SSID_IE_, &tmp_len, (pnetwork_mlmeext->IELength - _BEACON_IE_OFFSET_));
if (p != NULL)
offset += tmp_len + 2;
/*get supported rates len*/
p = rtw_get_ie(pie + _BEACON_IE_OFFSET_, _SUPPORTEDRATES_IE_, &tmp_len, (pnetwork_mlmeext->IELength - _BEACON_IE_OFFSET_));
if (p != NULL)
offset += tmp_len + 2;
/*DS Parameter Set IE, len=3*/
offset += 3;
premainder_ie = pie + offset;
remainder_ielen = pnetwork_mlmeext->IELength - offset - tim_ielen;
/*append TIM IE from offset*/
dst_ie = pie + offset;
}
if (remainder_ielen > 0) {
pbackup_remainder_ie = rtw_malloc(remainder_ielen);
if (pbackup_remainder_ie && premainder_ie)
memcpy(pbackup_remainder_ie, premainder_ie, remainder_ielen);
}
*dst_ie++ = _TIM_IE_;
if ((pstapriv->tim_bitmap & 0xff00) && (pstapriv->tim_bitmap & 0x00fe))
tim_ielen = 5;
else
tim_ielen = 4;
*dst_ie++ = tim_ielen;
*dst_ie++ = 0;/*DTIM count*/
*dst_ie++ = 1;/*DTIM period*/
if (pstapriv->tim_bitmap & BIT(0))/*for bc/mc frames*/
*dst_ie++ = BIT(0);/*bitmap ctrl */
else
*dst_ie++ = 0;
if (tim_ielen == 4) {
u8 pvb = 0;
if (pstapriv->tim_bitmap & 0xff00)
pvb = le16_to_cpu(tim_bitmap_le) >> 8;
else
pvb = le16_to_cpu(tim_bitmap_le);
*dst_ie++ = pvb;
} else if (tim_ielen == 5) {
memcpy(dst_ie, &tim_bitmap_le, 2);
dst_ie += 2;
}
/*copy remainder IE*/
if (pbackup_remainder_ie) {
memcpy(dst_ie, pbackup_remainder_ie, remainder_ielen);
rtw_mfree(pbackup_remainder_ie, remainder_ielen);
}
offset = (uint)(dst_ie - pie);
pnetwork_mlmeext->IELength = offset + remainder_ielen;
}
void rtw_add_bcn_ie(_adapter *padapter, WLAN_BSSID_EX *pnetwork, u8 index, u8 *data, u8 len)
{
PNDIS_802_11_VARIABLE_IEs pIE;
u8 bmatch = false;
u8 *pie = pnetwork->IEs;
u8 *p = NULL, *dst_ie = NULL, *premainder_ie = NULL, *pbackup_remainder_ie = NULL;
u32 i, offset, ielen, ie_offset, remainder_ielen = 0;
for (i = sizeof(NDIS_802_11_FIXED_IEs); i < pnetwork->IELength;) {
pIE = (PNDIS_802_11_VARIABLE_IEs)(pnetwork->IEs + i);
if (pIE->ElementID > index)
break;
else if (pIE->ElementID == index) { /* already exist the same IE */
p = (u8 *)pIE;
ielen = pIE->Length;
bmatch = true;
break;
}
p = (u8 *)pIE;
ielen = pIE->Length;
i += (pIE->Length + 2);
}
if (p != NULL && ielen > 0) {
ielen += 2;
premainder_ie = p + ielen;
ie_offset = (sint)(p - pie);
remainder_ielen = pnetwork->IELength - ie_offset - ielen;
if (bmatch)
dst_ie = p;
else
dst_ie = (p + ielen);
}
if (dst_ie == NULL)
return;
if (remainder_ielen > 0) {
pbackup_remainder_ie = rtw_malloc(remainder_ielen);
if (pbackup_remainder_ie && premainder_ie)
memcpy(pbackup_remainder_ie, premainder_ie, remainder_ielen);
}
*dst_ie++ = index;
*dst_ie++ = len;
memcpy(dst_ie, data, len);
dst_ie += len;
/* copy remainder IE */
if (pbackup_remainder_ie) {
memcpy(dst_ie, pbackup_remainder_ie, remainder_ielen);
rtw_mfree(pbackup_remainder_ie, remainder_ielen);
}
offset = (uint)(dst_ie - pie);
pnetwork->IELength = offset + remainder_ielen;
}
void rtw_remove_bcn_ie(_adapter *padapter, WLAN_BSSID_EX *pnetwork, u8 index)
{
u8 *p, *dst_ie = NULL, *premainder_ie = NULL, *pbackup_remainder_ie = NULL;
uint offset, ielen, ie_offset, remainder_ielen = 0;
u8 *pie = pnetwork->IEs;
p = rtw_get_ie(pie + _FIXED_IE_LENGTH_, index, &ielen, pnetwork->IELength - _FIXED_IE_LENGTH_);
if (p != NULL && ielen > 0) {
ielen += 2;
premainder_ie = p + ielen;
ie_offset = (sint)(p - pie);
remainder_ielen = pnetwork->IELength - ie_offset - ielen;
dst_ie = p;
} else
return;
if (remainder_ielen > 0) {
pbackup_remainder_ie = rtw_malloc(remainder_ielen);
if (pbackup_remainder_ie && premainder_ie)
memcpy(pbackup_remainder_ie, premainder_ie, remainder_ielen);
}
/* copy remainder IE */
if (pbackup_remainder_ie) {
memcpy(dst_ie, pbackup_remainder_ie, remainder_ielen);
rtw_mfree(pbackup_remainder_ie, remainder_ielen);
}
offset = (uint)(dst_ie - pie);
pnetwork->IELength = offset + remainder_ielen;
}
u8 chk_sta_is_alive(struct sta_info *psta);
u8 chk_sta_is_alive(struct sta_info *psta)
{
u8 ret = false;
#ifdef DBG_EXPIRATION_CHK
RTW_INFO("sta:"MAC_FMT", rssi:%d, rx:"STA_PKTS_FMT", expire_to:%u, %s%ssq_len:%u\n"
, MAC_ARG(psta->hwaddr)
, psta->rssi_stat.undecorated_smoothed_pwdb
/* , STA_RX_PKTS_ARG(psta) */
, STA_RX_PKTS_DIFF_ARG(psta)
, psta->expire_to
, psta->state & WIFI_SLEEP_STATE ? "PS, " : ""
, psta->state & WIFI_STA_ALIVE_CHK_STATE ? "SAC, " : ""
, psta->sleepq_len
);
#endif
/* if(sta_last_rx_pkts(psta) == sta_rx_pkts(psta)) */
if ((psta->sta_stats.last_rx_data_pkts + psta->sta_stats.last_rx_ctrl_pkts) == (psta->sta_stats.rx_data_pkts + psta->sta_stats.rx_ctrl_pkts)) {
} else
ret = true;
sta_update_last_rx_pkts(psta);
return ret;
}
void expire_timeout_chk(_adapter *padapter)
{
unsigned long irqL;
_list *phead, *plist;
u8 updated = false;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
u8 chk_alive_num = 0;
char chk_alive_list[NUM_STA];
int i;
#ifdef CONFIG_MCC_MODE
/* then driver may check fail due to not recv client's frame under sitesurvey,
* don't expire timeout chk under MCC under sitesurvey */
if (!rtw_hal_mcc_link_status_chk(padapter, __func__))
return;
#endif
_enter_critical_bh(&pstapriv->auth_list_lock, &irqL);
phead = &pstapriv->auth_list;
plist = get_next(phead);
/* check auth_queue */
#ifdef DBG_EXPIRATION_CHK
if (!rtw_end_of_queue_search(phead, plist)) {
RTW_INFO(FUNC_NDEV_FMT" auth_list, cnt:%u\n"
, FUNC_NDEV_ARG(padapter->pnetdev), pstapriv->auth_list_cnt);
}
#endif
while ((!rtw_end_of_queue_search(phead, plist))) {
psta = LIST_CONTAINOR(plist, struct sta_info, auth_list);
plist = get_next(plist);
#ifdef CONFIG_ATMEL_RC_PATCH
if (!memcmp((void *)(pstapriv->atmel_rc_pattern), (void *)(psta->hwaddr), ETH_ALEN))
continue;
if (psta->flag_atmel_rc)
continue;
#endif
if (psta->expire_to > 0) {
psta->expire_to--;
if (psta->expire_to == 0) {
list_del_init(&psta->auth_list);
pstapriv->auth_list_cnt--;
RTW_INFO("auth expire %02X%02X%02X%02X%02X%02X\n",
psta->hwaddr[0], psta->hwaddr[1], psta->hwaddr[2], psta->hwaddr[3], psta->hwaddr[4], psta->hwaddr[5]);
_exit_critical_bh(&pstapriv->auth_list_lock, &irqL);
/* _enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL); */
rtw_free_stainfo(padapter, psta);
/* _exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL); */
_enter_critical_bh(&pstapriv->auth_list_lock, &irqL);
}
}
}
_exit_critical_bh(&pstapriv->auth_list_lock, &irqL);
psta = NULL;
_enter_critical_bh(&pstapriv->asoc_list_lock, &irqL);
phead = &pstapriv->asoc_list;
plist = get_next(phead);
/* check asoc_queue */
#ifdef DBG_EXPIRATION_CHK
if (!rtw_end_of_queue_search(phead, plist)) {
RTW_INFO(FUNC_NDEV_FMT" asoc_list, cnt:%u\n"
, FUNC_NDEV_ARG(padapter->pnetdev), pstapriv->asoc_list_cnt);
}
#endif
while ((!rtw_end_of_queue_search(phead, plist))) {
psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
plist = get_next(plist);
#ifdef CONFIG_ATMEL_RC_PATCH
RTW_INFO("%s:%d psta=%p, %02x,%02x||%02x,%02x \n\n", __func__, __LINE__,
psta, pstapriv->atmel_rc_pattern[0], pstapriv->atmel_rc_pattern[5], psta->hwaddr[0], psta->hwaddr[5]);
if (!memcmp((void *)pstapriv->atmel_rc_pattern, (void *)(psta->hwaddr), ETH_ALEN))
continue;
if (psta->flag_atmel_rc)
continue;
RTW_INFO("%s: debug line:%d\n", __func__, __LINE__);
#endif
#ifdef CONFIG_AUTO_AP_MODE
if (psta->isrc)
continue;
#endif
if (chk_sta_is_alive(psta) || !psta->expire_to) {
psta->expire_to = pstapriv->expire_to;
psta->keep_alive_trycnt = 0;
#ifdef CONFIG_TX_MCAST2UNI
psta->under_exist_checking = 0;
#endif /* CONFIG_TX_MCAST2UNI */
} else
psta->expire_to--;
#ifndef CONFIG_ACTIVE_KEEP_ALIVE_CHECK
#ifdef CONFIG_TX_MCAST2UNI
if ((psta->flags & WLAN_STA_HT) && (psta->htpriv.agg_enable_bitmap || psta->under_exist_checking)) {
/* check sta by delba(addba) for 11n STA */
/* ToDo: use CCX report to check for all STAs */
/* RTW_INFO("asoc check by DELBA/ADDBA! (pstapriv->expire_to=%d s)(psta->expire_to=%d s), [%02x, %d]\n", pstapriv->expire_to*2, psta->expire_to*2, psta->htpriv.agg_enable_bitmap, psta->under_exist_checking); */
if (psta->expire_to <= (pstapriv->expire_to - 50)) {
RTW_INFO("asoc expire by DELBA/ADDBA! (%d s)\n", (pstapriv->expire_to - psta->expire_to) * 2);
psta->under_exist_checking = 0;
psta->expire_to = 0;
} else if (psta->expire_to <= (pstapriv->expire_to - 3) && (psta->under_exist_checking == 0)) {
RTW_INFO("asoc check by DELBA/ADDBA! (%d s)\n", (pstapriv->expire_to - psta->expire_to) * 2);
psta->under_exist_checking = 1;
/* tear down TX AMPDU */
send_delba(padapter, 1, psta->hwaddr);/* */ /* originator */
psta->htpriv.agg_enable_bitmap = 0x0;/* reset */
psta->htpriv.candidate_tid_bitmap = 0x0;/* reset */
}
}
#endif /* CONFIG_TX_MCAST2UNI */
#endif /* CONFIG_ACTIVE_KEEP_ALIVE_CHECK */
if (psta->expire_to <= 0) {
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
if (padapter->registrypriv.wifi_spec == 1) {
psta->expire_to = pstapriv->expire_to;
continue;
}
#ifndef CONFIG_ACTIVE_KEEP_ALIVE_CHECK
#define KEEP_ALIVE_TRYCNT (3)
if (psta->keep_alive_trycnt > 0 && psta->keep_alive_trycnt <= KEEP_ALIVE_TRYCNT) {
if (psta->state & WIFI_STA_ALIVE_CHK_STATE)
psta->state ^= WIFI_STA_ALIVE_CHK_STATE;
else
psta->keep_alive_trycnt = 0;
} else if ((psta->keep_alive_trycnt > KEEP_ALIVE_TRYCNT) && !(psta->state & WIFI_STA_ALIVE_CHK_STATE))
psta->keep_alive_trycnt = 0;
if ((psta->htpriv.ht_option ) && (psta->htpriv.ampdu_enable == true)) {
uint priority = 1; /* test using BK */
u8 issued = 0;
/* issued = (psta->htpriv.agg_enable_bitmap>>priority)&0x1; */
issued |= (psta->htpriv.candidate_tid_bitmap >> priority) & 0x1;
if (0 == issued) {
if (!(psta->state & WIFI_STA_ALIVE_CHK_STATE)) {
psta->htpriv.candidate_tid_bitmap |= BIT((u8)priority);
if (psta->state & WIFI_SLEEP_STATE)
psta->expire_to = 2; /* 2x2=4 sec */
else
psta->expire_to = 1; /* 2 sec */
psta->state |= WIFI_STA_ALIVE_CHK_STATE;
/* add_ba_hdl(padapter, (u8*)paddbareq_parm); */
RTW_INFO("issue addba_req to check if sta alive, keep_alive_trycnt=%d\n", psta->keep_alive_trycnt);
issue_addba_req(padapter, psta->hwaddr, (u8)priority);
_set_timer(&psta->addba_retry_timer, ADDBA_TO);
psta->keep_alive_trycnt++;
continue;
}
}
}
if (psta->keep_alive_trycnt > 0 && psta->state & WIFI_STA_ALIVE_CHK_STATE) {
psta->keep_alive_trycnt = 0;
psta->state ^= WIFI_STA_ALIVE_CHK_STATE;
RTW_INFO("change to another methods to check alive if staion is at ps mode\n");
}
#endif /* CONFIG_ACTIVE_KEEP_ALIVE_CHECK */
if (psta->state & WIFI_SLEEP_STATE) {
if (!(psta->state & WIFI_STA_ALIVE_CHK_STATE)) {
/* to check if alive by another methods if staion is at ps mode. */
psta->expire_to = pstapriv->expire_to;
psta->state |= WIFI_STA_ALIVE_CHK_STATE;
/* RTW_INFO("alive chk, sta:" MAC_FMT " is at ps mode!\n", MAC_ARG(psta->hwaddr)); */
/* to update bcn with tim_bitmap for this station */
pstapriv->tim_bitmap |= BIT(psta->aid);
update_beacon(padapter, _TIM_IE_, NULL, true);
if (!pmlmeext->active_keep_alive_check)
continue;
}
}
#ifdef CONFIG_ACTIVE_KEEP_ALIVE_CHECK
if (pmlmeext->active_keep_alive_check) {
int stainfo_offset;
stainfo_offset = rtw_stainfo_offset(pstapriv, psta);
if (stainfo_offset_valid(stainfo_offset))
chk_alive_list[chk_alive_num++] = stainfo_offset;
continue;
}
#endif /* CONFIG_ACTIVE_KEEP_ALIVE_CHECK */
list_del_init(&psta->asoc_list);
pstapriv->asoc_list_cnt--;
RTW_INFO("asoc expire "MAC_FMT", state=0x%x\n", MAC_ARG(psta->hwaddr), psta->state);
updated = ap_free_sta(padapter, psta, false, WLAN_REASON_DEAUTH_LEAVING, true);
} else {
/* TODO: Aging mechanism to digest frames in sleep_q to avoid running out of xmitframe */
if (psta->sleepq_len > (NR_XMITFRAME / pstapriv->asoc_list_cnt)
&& padapter->xmitpriv.free_xmitframe_cnt < ((NR_XMITFRAME / pstapriv->asoc_list_cnt) / 2)
) {
RTW_INFO("%s sta:"MAC_FMT", sleepq_len:%u, free_xmitframe_cnt:%u, asoc_list_cnt:%u, clear sleep_q\n", __func__
, MAC_ARG(psta->hwaddr)
, psta->sleepq_len, padapter->xmitpriv.free_xmitframe_cnt, pstapriv->asoc_list_cnt);
wakeup_sta_to_xmit(padapter, psta);
}
}
}
_exit_critical_bh(&pstapriv->asoc_list_lock, &irqL);
#ifdef CONFIG_ACTIVE_KEEP_ALIVE_CHECK
if (chk_alive_num) {
u8 backup_ch = 0, backup_bw, backup_offset;
u8 union_ch = 0, union_bw, union_offset;
u8 switch_channel = true;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
if (!rtw_mi_get_ch_setting_union(padapter, &union_ch, &union_bw, &union_offset)
|| pmlmeext->cur_channel != union_ch)
goto bypass_active_keep_alive;
#ifdef CONFIG_MCC_MODE
if (MCC_EN(padapter)) {
/* driver doesn't switch channel under MCC */
if (rtw_hal_check_mcc_status(padapter, MCC_STATUS_DOING_MCC))
switch_channel = false;
}
#endif
/* switch to correct channel of current network before issue keep-alive frames */
if (switch_channel && rtw_get_oper_ch(padapter) != pmlmeext->cur_channel) {
backup_ch = rtw_get_oper_ch(padapter);
backup_bw = rtw_get_oper_bw(padapter);
backup_offset = rtw_get_oper_choffset(padapter);
set_channel_bwmode(padapter, union_ch, union_offset, union_bw);
}
/* issue null data to check sta alive*/
for (i = 0; i < chk_alive_num; i++) {
int ret = _FAIL;
psta = rtw_get_stainfo_by_offset(pstapriv, chk_alive_list[i]);
#ifdef CONFIG_ATMEL_RC_PATCH
if (!memcmp(pstapriv->atmel_rc_pattern, psta->hwaddr, ETH_ALEN))
continue;
if (psta->flag_atmel_rc)
continue;
#endif
if (!(psta->state & _FW_LINKED))
continue;
if (psta->state & WIFI_SLEEP_STATE)
ret = issue_nulldata(padapter, psta->hwaddr, 0, 1, 50);
else
ret = issue_nulldata(padapter, psta->hwaddr, 0, 3, 50);
psta->keep_alive_trycnt++;
if (ret == _SUCCESS) {
RTW_INFO("asoc check, sta(" MAC_FMT ") is alive\n", MAC_ARG(psta->hwaddr));
psta->expire_to = pstapriv->expire_to;
psta->keep_alive_trycnt = 0;
continue;
} else if (psta->keep_alive_trycnt <= 3) {
RTW_INFO("ack check for asoc expire, keep_alive_trycnt=%d\n", psta->keep_alive_trycnt);
psta->expire_to = 1;
continue;
}
psta->keep_alive_trycnt = 0;
RTW_INFO("asoc expire "MAC_FMT", state=0x%x\n", MAC_ARG(psta->hwaddr), psta->state);
_enter_critical_bh(&pstapriv->asoc_list_lock, &irqL);
if (!list_empty(&psta->asoc_list)) {
list_del_init(&psta->asoc_list);
pstapriv->asoc_list_cnt--;
updated = ap_free_sta(padapter, psta, false, WLAN_REASON_DEAUTH_LEAVING, true);
}
_exit_critical_bh(&pstapriv->asoc_list_lock, &irqL);
}
/* back to the original operation channel */
if (switch_channel && backup_ch > 0)
set_channel_bwmode(padapter, backup_ch, backup_offset, backup_bw);
bypass_active_keep_alive:
;
}
#endif /* CONFIG_ACTIVE_KEEP_ALIVE_CHECK */
associated_clients_update(padapter, updated, STA_INFO_UPDATE_ALL);
}
void add_RATid(_adapter *padapter, struct sta_info *psta, u8 rssi_level, u8 is_update_bw)
{
int i;
u8 rf_type;
unsigned char sta_band = 0;
u64 tx_ra_bitmap = 0;
struct ht_priv *psta_ht = NULL;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
WLAN_BSSID_EX *pcur_network = (WLAN_BSSID_EX *)&pmlmepriv->cur_network.network;
if (psta)
psta_ht = &psta->htpriv;
else
return;
if (!(psta->state & _FW_LINKED))
return;
rtw_hal_update_sta_rate_mask(padapter, psta);
tx_ra_bitmap = psta->ra_mask;
if (pcur_network->Configuration.DSConfig > 14) {
if (tx_ra_bitmap & 0xffff000)
sta_band |= WIRELESS_11_5N ;
if (tx_ra_bitmap & 0xff0)
sta_band |= WIRELESS_11A;
} else {
/* 5G band */
if (tx_ra_bitmap & 0xffff000)
sta_band |= WIRELESS_11_24N;
if (tx_ra_bitmap & 0xff0)
sta_band |= WIRELESS_11G;
if (tx_ra_bitmap & 0x0f)
sta_band |= WIRELESS_11B;
}
psta->wireless_mode = sta_band;
psta->raid = rtw_hal_networktype_to_raid(padapter, psta);
if (psta->aid < NUM_STA) {
RTW_INFO("%s=> mac_id:%d , raid:%d, tx_ra_bitmap:0x%016llx, networkType:0x%02x\n",
__func__, psta->mac_id, psta->raid, tx_ra_bitmap, psta->wireless_mode);
rtw_update_ramask(padapter, psta, psta->mac_id, rssi_level, is_update_bw);
} else
RTW_INFO("station aid %d exceed the max number\n", psta->aid);
}
void update_bmc_sta(_adapter *padapter)
{
unsigned long irqL;
unsigned char network_type;
int supportRateNum = 0;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
WLAN_BSSID_EX *pcur_network = (WLAN_BSSID_EX *)&pmlmepriv->cur_network.network;
struct sta_info *psta = rtw_get_bcmc_stainfo(padapter);
if (psta) {
psta->aid = 0;/* default set to 0 */
psta->qos_option = 0;
psta->htpriv.ht_option = false;
psta->ieee8021x_blocked = 0;
memset((void *)&psta->sta_stats, 0, sizeof(struct stainfo_stats));
/* psta->dot118021XPrivacy = _NO_PRIVACY_; */ /* !!! remove it, because it has been set before this. */
/* prepare for add_RATid */
supportRateNum = rtw_get_rateset_len((u8 *)&pcur_network->SupportedRates);
network_type = rtw_check_network_type((u8 *)&pcur_network->SupportedRates, supportRateNum, pcur_network->Configuration.DSConfig);
if (IsSupportedTxCCK(network_type))
network_type = WIRELESS_11B;
else if (network_type == WIRELESS_INVALID) { /* error handling */
if (pcur_network->Configuration.DSConfig > 14)
network_type = WIRELESS_11A;
else
network_type = WIRELESS_11B;
}
update_sta_basic_rate(psta, network_type);
psta->wireless_mode = network_type;
rtw_hal_update_sta_rate_mask(padapter, psta);
psta->raid = rtw_hal_networktype_to_raid(padapter, psta);
_enter_critical_bh(&psta->lock, &irqL);
psta->state = _FW_LINKED;
_exit_critical_bh(&psta->lock, &irqL);
rtw_sta_media_status_rpt(padapter, psta, 1);
rtw_hal_update_ra_mask(psta, psta->rssi_level, true);
} else
RTW_INFO("add_RATid_bmc_sta error!\n");
}
/* notes:
* AID: 1~MAX for sta and 0 for bc/mc in ap/adhoc mode */
void update_sta_info_apmode(_adapter *padapter, struct sta_info *psta)
{
unsigned long irqL;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct security_priv *psecuritypriv = &padapter->securitypriv;
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv;
struct ht_priv *phtpriv_sta = &psta->htpriv;
u8 cur_ldpc_cap = 0, cur_stbc_cap = 0, cur_beamform_cap = 0;
/* set intf_tag to if1 */
/* psta->intf_tag = 0; */
RTW_INFO("%s\n", __func__);
/*alloc macid when call rtw_alloc_stainfo(),release macid when call rtw_free_stainfo()*/
/* ap mode */
rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, true);
if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X)
psta->ieee8021x_blocked = true;
else
psta->ieee8021x_blocked = false;
/* update sta's cap */
/* ERP */
VCS_update(padapter, psta);
/* HT related cap */
if (phtpriv_sta->ht_option) {
/* check if sta supports rx ampdu */
phtpriv_sta->ampdu_enable = phtpriv_ap->ampdu_enable;
phtpriv_sta->rx_ampdu_min_spacing = (phtpriv_sta->ht_cap.ampdu_params_info & IEEE80211_HT_CAP_AMPDU_DENSITY) >> 2;
/* bwmode */
if ((phtpriv_sta->ht_cap.cap_info & phtpriv_ap->ht_cap.cap_info) & cpu_to_le16(IEEE80211_HT_CAP_SUP_WIDTH))
psta->bw_mode = CHANNEL_WIDTH_40;
else
psta->bw_mode = CHANNEL_WIDTH_20;
if (psta->ht_40mhz_intolerant)
psta->bw_mode = CHANNEL_WIDTH_20;
if (pmlmeext->cur_bwmode < psta->bw_mode)
psta->bw_mode = pmlmeext->cur_bwmode;
phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset;
/* check if sta support s Short GI 20M */
if ((phtpriv_sta->ht_cap.cap_info & phtpriv_ap->ht_cap.cap_info) & cpu_to_le16(IEEE80211_HT_CAP_SGI_20))
phtpriv_sta->sgi_20m = true;
/* check if sta support s Short GI 40M */
if ((phtpriv_sta->ht_cap.cap_info & phtpriv_ap->ht_cap.cap_info) & cpu_to_le16(IEEE80211_HT_CAP_SGI_40)) {
if (psta->bw_mode == CHANNEL_WIDTH_40) /* according to psta->bw_mode */
phtpriv_sta->sgi_40m = true;
else
phtpriv_sta->sgi_40m = false;
}
psta->qos_option = true;
/* B0 Config LDPC Coding Capability */
if (TEST_FLAG(phtpriv_ap->ldpc_cap, LDPC_HT_ENABLE_TX) &&
GET_HT_CAP_ELE_LDPC_CAP((u8 *)(&phtpriv_sta->ht_cap))) {
SET_FLAG(cur_ldpc_cap, (LDPC_HT_ENABLE_TX | LDPC_HT_CAP_TX));
RTW_INFO("Enable HT Tx LDPC for STA(%d)\n", psta->aid);
}
/* B7 B8 B9 Config STBC setting */
if (TEST_FLAG(phtpriv_ap->stbc_cap, STBC_HT_ENABLE_TX) &&
GET_HT_CAP_ELE_RX_STBC((u8 *)(&phtpriv_sta->ht_cap))) {
SET_FLAG(cur_stbc_cap, (STBC_HT_ENABLE_TX | STBC_HT_CAP_TX));
RTW_INFO("Enable HT Tx STBC for STA(%d)\n", psta->aid);
}
#ifdef CONFIG_BEAMFORMING
/*Config Tx beamforming setting*/
if (TEST_FLAG(phtpriv_ap->beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE) &&
GET_HT_CAP_TXBF_EXPLICIT_COMP_STEERING_CAP((u8 *)(&phtpriv_sta->ht_cap))) {
SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE);
/*Shift to BEAMFORMING_HT_BEAMFORMEE_CHNL_EST_CAP*/
SET_FLAG(cur_beamform_cap, GET_HT_CAP_TXBF_CHNL_ESTIMATION_NUM_ANTENNAS((u8 *)(&phtpriv_sta->ht_cap)) << 6);
}
if (TEST_FLAG(phtpriv_ap->beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE) &&
GET_HT_CAP_TXBF_EXPLICIT_COMP_FEEDBACK_CAP((u8 *)(&phtpriv_sta->ht_cap))) {
SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE);
/*Shift to BEAMFORMING_HT_BEAMFORMER_STEER_NUM*/
SET_FLAG(cur_beamform_cap, GET_HT_CAP_TXBF_COMP_STEERING_NUM_ANTENNAS((u8 *)(&phtpriv_sta->ht_cap)) << 4);
}
if (cur_beamform_cap)
RTW_INFO("Client STA(%d) HT Beamforming Cap = 0x%02X\n", psta->aid, cur_beamform_cap);
#endif /*CONFIG_BEAMFORMING*/
} else {
phtpriv_sta->ampdu_enable = false;
phtpriv_sta->sgi_20m = false;
phtpriv_sta->sgi_40m = false;
psta->bw_mode = CHANNEL_WIDTH_20;
phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
}
phtpriv_sta->ldpc_cap = cur_ldpc_cap;
phtpriv_sta->stbc_cap = cur_stbc_cap;
phtpriv_sta->beamform_cap = cur_beamform_cap;
/* Rx AMPDU */
send_delba(padapter, 0, psta->hwaddr);/* recipient */
/* TX AMPDU */
send_delba(padapter, 1, psta->hwaddr);/* */ /* originator */
phtpriv_sta->agg_enable_bitmap = 0x0;/* reset */
phtpriv_sta->candidate_tid_bitmap = 0x0;/* reset */
update_ldpc_stbc_cap(psta);
/* todo: init other variables */
memset((void *)&psta->sta_stats, 0, sizeof(struct stainfo_stats));
_enter_critical_bh(&psta->lock, &irqL);
psta->state |= _FW_LINKED;
_exit_critical_bh(&psta->lock, &irqL);
}
static void update_ap_info(_adapter *padapter, struct sta_info *psta)
{
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
WLAN_BSSID_EX *pnetwork = (WLAN_BSSID_EX *)&pmlmepriv->cur_network.network;
struct security_priv *psecuritypriv = &padapter->securitypriv;
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv;
psta->wireless_mode = pmlmeext->cur_wireless_mode;
psta->bssratelen = rtw_get_rateset_len(pnetwork->SupportedRates);
memcpy(psta->bssrateset, pnetwork->SupportedRates, psta->bssratelen);
/* HT related cap */
if (phtpriv_ap->ht_option) {
/* check if sta supports rx ampdu */
/* phtpriv_ap->ampdu_enable = phtpriv_ap->ampdu_enable; */
/* check if sta support s Short GI 20M */
if ((phtpriv_ap->ht_cap.cap_info) & cpu_to_le16(IEEE80211_HT_CAP_SGI_20))
phtpriv_ap->sgi_20m = true;
/* check if sta support s Short GI 40M */
if ((phtpriv_ap->ht_cap.cap_info) & cpu_to_le16(IEEE80211_HT_CAP_SGI_40))
phtpriv_ap->sgi_40m = true;
psta->qos_option = true;
} else {
phtpriv_ap->ampdu_enable = false;
phtpriv_ap->sgi_20m = false;
phtpriv_ap->sgi_40m = false;
}
psta->bw_mode = pmlmeext->cur_bwmode;
phtpriv_ap->ch_offset = pmlmeext->cur_ch_offset;
phtpriv_ap->agg_enable_bitmap = 0x0;/* reset */
phtpriv_ap->candidate_tid_bitmap = 0x0;/* reset */
memcpy(&psta->htpriv, &pmlmepriv->htpriv, sizeof(struct ht_priv));
psta->state |= WIFI_AP_STATE; /* Aries, add,fix bug of flush_cam_entry at STOP AP mode , 0724 */
}
static void rtw_set_hw_wmm_param(_adapter *padapter)
{
u8 ACI, ACM, AIFS, ECWMin, ECWMax, aSifsTime;
u8 acm_mask;
u16 TXOP;
u32 acParm, i;
u32 edca[4], inx[4];
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct registry_priv *pregpriv = &padapter->registrypriv;
acm_mask = 0;
if (is_supported_5g(pmlmeext->cur_wireless_mode) ||
(pmlmeext->cur_wireless_mode & WIRELESS_11_24N))
aSifsTime = 16;
else
aSifsTime = 10;
if (pmlmeinfo->WMM_enable == 0) {
padapter->mlmepriv.acm_mask = 0;
AIFS = aSifsTime + (2 * pmlmeinfo->slotTime);
if (pmlmeext->cur_wireless_mode & (WIRELESS_11G | WIRELESS_11A)) {
ECWMin = 4;
ECWMax = 10;
} else if (pmlmeext->cur_wireless_mode & WIRELESS_11B) {
ECWMin = 5;
ECWMax = 10;
} else {
ECWMin = 4;
ECWMax = 10;
}
TXOP = 0;
acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm));
rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm));
rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm));
ECWMin = 2;
ECWMax = 3;
TXOP = 0x2f;
acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm));
} else {
edca[0] = edca[1] = edca[2] = edca[3] = 0;
/*TODO:*/
acm_mask = 0;
padapter->mlmepriv.acm_mask = acm_mask;
AIFS = (7 * pmlmeinfo->slotTime) + aSifsTime;
ECWMin = 4;
ECWMax = 10;
TXOP = 0;
acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm));
edca[XMIT_BK_QUEUE] = acParm;
RTW_INFO("WMM(BK): %x\n", acParm);
/* BE */
AIFS = (3 * pmlmeinfo->slotTime) + aSifsTime;
ECWMin = 4;
ECWMax = 6;
TXOP = 0;
acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm));
edca[XMIT_BE_QUEUE] = acParm;
RTW_INFO("WMM(BE): %x\n", acParm);
/* VI */
AIFS = (1 * pmlmeinfo->slotTime) + aSifsTime;
ECWMin = 3;
ECWMax = 4;
TXOP = 94;
acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm));
edca[XMIT_VI_QUEUE] = acParm;
RTW_INFO("WMM(VI): %x\n", acParm);
/* VO */
AIFS = (1 * pmlmeinfo->slotTime) + aSifsTime;
ECWMin = 2;
ECWMax = 3;
TXOP = 47;
acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm));
edca[XMIT_VO_QUEUE] = acParm;
RTW_INFO("WMM(VO): %x\n", acParm);
if (padapter->registrypriv.acm_method == 1)
rtw_hal_set_hwreg(padapter, HW_VAR_ACM_CTRL, (u8 *)(&acm_mask));
else
padapter->mlmepriv.acm_mask = acm_mask;
inx[0] = 0;
inx[1] = 1;
inx[2] = 2;
inx[3] = 3;
if (pregpriv->wifi_spec == 1) {
u32 j, tmp, change_inx = false;
/* entry indx: 0->vo, 1->vi, 2->be, 3->bk. */
for (i = 0 ; i < 4 ; i++) {
for (j = i + 1 ; j < 4 ; j++) {
/* compare CW and AIFS */
if ((edca[j] & 0xFFFF) < (edca[i] & 0xFFFF))
change_inx = true;
else if ((edca[j] & 0xFFFF) == (edca[i] & 0xFFFF)) {
/* compare TXOP */
if ((edca[j] >> 16) > (edca[i] >> 16))
change_inx = true;
}
if (change_inx) {
tmp = edca[i];
edca[i] = edca[j];
edca[j] = tmp;
tmp = inx[i];
inx[i] = inx[j];
inx[j] = tmp;
change_inx = false;
}
}
}
}
for (i = 0 ; i < 4 ; i++) {
pxmitpriv->wmm_para_seq[i] = inx[i];
RTW_INFO("wmm_para_seq(%d): %d\n", i, pxmitpriv->wmm_para_seq[i]);
}
}
}
static void update_hw_ht_param(_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);
RTW_INFO("%s\n", __func__);
/* 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;
rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing));
rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len));
/* Config SM Power Save setting */
pmlmeinfo->SM_PS = (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) & 0x0C) >> 2;
if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC)
RTW_INFO("%s(): WLAN_HT_CAP_SM_PS_STATIC\n", __func__);
}
static void rtw_ap_check_scan(_adapter *padapter)
{
unsigned long irqL;
_list *plist, *phead;
u32 delta_time, lifetime;
struct wlan_network *pnetwork = NULL;
WLAN_BSSID_EX *pbss = NULL;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
_queue *queue = &(pmlmepriv->scanned_queue);
u8 do_scan = false;
u8 reason = RTW_AUTO_SCAN_REASON_UNSPECIFIED;
lifetime = SCANQUEUE_LIFETIME; /* 20 sec */
_enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
phead = get_list_head(queue);
if (rtw_end_of_queue_search(phead, get_next(phead)) )
if (padapter->registrypriv.wifi_spec) {
do_scan = true;
reason |= RTW_AUTO_SCAN_REASON_2040_BSS;
}
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
#ifdef CONFIG_AUTO_CHNL_SEL_NHM
if (padapter->registrypriv.acs_auto_scan) {
do_scan = true;
reason |= RTW_AUTO_SCAN_REASON_ACS;
rtw_acs_start(padapter, true);
}
#endif
if (do_scan) {
RTW_INFO("%s : drv scans by itself and wait_completed\n", __func__);
rtw_drv_scan_by_self(padapter, reason);
rtw_scan_wait_completed(padapter);
}
#ifdef CONFIG_AUTO_CHNL_SEL_NHM
if (padapter->registrypriv.acs_auto_scan)
rtw_acs_start(padapter, false);
#endif
_enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
phead = get_list_head(queue);
plist = get_next(phead);
while (1) {
if (rtw_end_of_queue_search(phead, plist) )
break;
pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
if (rtw_ch_set_search_ch(padapter->mlmeextpriv.channel_set, pnetwork->network.Configuration.DSConfig) >= 0
&& rtw_mlme_band_check(padapter, pnetwork->network.Configuration.DSConfig)
&& rtw_validate_ssid(&(pnetwork->network.Ssid))) {
delta_time = (u32) rtw_get_passing_time_ms(pnetwork->last_scanned);
if (delta_time < lifetime) {
uint ie_len = 0;
u8 *pbuf = NULL;
u8 *ie = NULL;
pbss = &pnetwork->network;
ie = pbss->IEs;
/*check if HT CAP INFO IE exists or not*/
pbuf = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_CAPABILITY_IE_, &ie_len, (pbss->IELength - _BEACON_IE_OFFSET_));
if (pbuf == NULL) {
/* HT CAP INFO IE don't exist, it is b/g mode bss.*/
if (false == ATOMIC_READ(&pmlmepriv->olbc))
ATOMIC_SET(&pmlmepriv->olbc, true);
if (false == ATOMIC_READ(&pmlmepriv->olbc_ht))
ATOMIC_SET(&pmlmepriv->olbc_ht, true);
if (padapter->registrypriv.wifi_spec)
RTW_INFO("%s: %s is a/b/g ap\n", __func__, pnetwork->network.Ssid.Ssid);
}
}
}
plist = get_next(plist);
}
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
pmlmepriv->num_sta_no_ht = 0; /* reset to 0 after ap do scanning*/
}
void rtw_start_bss_hdl_after_chbw_decided(_adapter *adapter)
{
WLAN_BSSID_EX *pnetwork = &(adapter->mlmepriv.cur_network.network);
struct sta_info *sta = NULL;
/* update cur_wireless_mode */
update_wireless_mode(adapter);
/* update RRSR and RTS_INIT_RATE register after set channel and bandwidth */
UpdateBrateTbl(adapter, pnetwork->SupportedRates);
rtw_hal_set_hwreg(adapter, HW_VAR_BASIC_RATE, pnetwork->SupportedRates);
/* update capability after cur_wireless_mode updated */
update_capinfo(adapter, rtw_get_capability(pnetwork));
/* update bc/mc sta_info */
update_bmc_sta(adapter);
/* update AP's sta info */
sta = rtw_get_stainfo(&adapter->stapriv, pnetwork->MacAddress);
if (!sta) {
RTW_INFO(FUNC_ADPT_FMT" !sta for macaddr="MAC_FMT"\n", FUNC_ADPT_ARG(adapter), MAC_ARG(pnetwork->MacAddress));
rtw_warn_on(1);
return;
}
update_ap_info(adapter, sta);
}
void start_bss_network(_adapter *padapter, struct createbss_parm *parm)
{
#define DUMP_ADAPTERS_STATUS 0
u8 val8;
u16 bcn_interval;
u32 acparm;
struct registry_priv *pregpriv = &padapter->registrypriv;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct security_priv *psecuritypriv = &(padapter->securitypriv);
WLAN_BSSID_EX *pnetwork = (WLAN_BSSID_EX *)&pmlmepriv->cur_network.network; /* used as input */
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
WLAN_BSSID_EX *pnetwork_mlmeext = &(pmlmeinfo->network);
struct dvobj_priv *pdvobj = padapter->dvobj;
s16 req_ch = -1, req_bw = -1, req_offset = -1;
bool ch_setting_changed = false;
u8 ch_to_set = 0, bw_to_set, offset_to_set;
u8 doiqk = false;
/* use for check ch bw offset can be allowed or not */
u8 chbw_allow = true;
if (parm->req_ch != 0) {
/* bypass other setting, go checking ch, bw, offset */
req_ch = parm->req_ch;
req_bw = parm->req_bw;
req_offset = parm->req_offset;
goto chbw_decision;
} else {
/* inform this request comes from upper layer */
req_ch = 0;
}
bcn_interval = (u16)pnetwork->Configuration.BeaconPeriod;
/* check if there is wps ie, */
/* if there is wpsie in beacon, the hostapd will update beacon twice when stating hostapd, */
/* and at first time the security ie ( RSN/WPA IE) will not include in beacon. */
if (NULL == rtw_get_wps_ie(pnetwork->IEs + _FIXED_IE_LENGTH_, pnetwork->IELength - _FIXED_IE_LENGTH_, NULL, NULL))
pmlmeext->bstart_bss = true;
/* todo: update wmm, ht cap */
/* pmlmeinfo->WMM_enable; */
/* pmlmeinfo->HT_enable; */
if (pmlmepriv->qospriv.qos_option)
pmlmeinfo->WMM_enable = true;
if (pmlmepriv->htpriv.ht_option) {
pmlmeinfo->WMM_enable = true;
pmlmeinfo->HT_enable = true;
/* pmlmeinfo->HT_info_enable = true; */
/* pmlmeinfo->HT_caps_enable = true; */
update_hw_ht_param(padapter);
}
if (pmlmepriv->cur_network.join_res != true) { /* setting only at first time */
/* WEP Key will be set before this function, do not clear CAM. */
if ((psecuritypriv->dot11PrivacyAlgrthm != _WEP40_) && (psecuritypriv->dot11PrivacyAlgrthm != _WEP104_))
flush_all_cam_entry(padapter); /* clear CAM */
}
/* set MSR to AP_Mode */
Set_MSR(padapter, _HW_STATE_AP_);
/* Set BSSID REG */
rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, pnetwork->MacAddress);
/* Set EDCA param reg */
#ifdef CONFIG_CONCURRENT_MODE
acparm = 0x005ea42b;
#else
acparm = 0x002F3217; /* VO */
#endif
rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acparm));
acparm = 0x005E4317; /* VI */
rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acparm));
/* acparm = 0x00105320; */ /* BE */
acparm = 0x005ea42b;
rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acparm));
acparm = 0x0000A444; /* BK */
rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acparm));
/* Set Security */
val8 = (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) ? 0xcc : 0xcf;
rtw_hal_set_hwreg(padapter, HW_VAR_SEC_CFG, (u8 *)(&val8));
/* Beacon Control related register */
rtw_hal_set_hwreg(padapter, HW_VAR_BEACON_INTERVAL, (u8 *)(&bcn_interval));
chbw_decision:
ch_setting_changed = rtw_ap_chbw_decision(padapter, req_ch, req_bw, req_offset
, &ch_to_set, &bw_to_set, &offset_to_set, &chbw_allow);
/* let pnetwork_mlmeext == pnetwork_mlme. */
memcpy(pnetwork_mlmeext, pnetwork, pnetwork->Length);
rtw_start_bss_hdl_after_chbw_decided(padapter);
#if defined(CONFIG_DFS_MASTER)
rtw_dfs_master_status_apply(padapter, MLME_AP_STARTED);
#endif
#ifdef CONFIG_MCC_MODE
if (MCC_EN(padapter)) {
/*
* due to check under rtw_ap_chbw_decision
* if under MCC mode, means req channel setting is the same as current channel setting
* if not under MCC mode, mean req channel setting is not the same as current channel setting
*/
if (rtw_hal_check_mcc_status(padapter, MCC_STATUS_DOING_MCC)) {
RTW_INFO(FUNC_ADPT_FMT": req channel setting is the same as current channel setting, go to update BCN\n"
, FUNC_ADPT_ARG(padapter));
goto update_beacon;
}
}
/* issue null data to AP for all interface connecting to AP before switch channel setting for softap */
rtw_hal_mcc_issue_null_data(padapter, chbw_allow, 1);
#endif /* CONFIG_MCC_MODE */
doiqk = true;
rtw_hal_set_hwreg(padapter , HW_VAR_DO_IQK , &doiqk);
if (ch_to_set != 0) {
set_channel_bwmode(padapter, ch_to_set, offset_to_set, bw_to_set);
rtw_mi_update_union_chan_inf(padapter, ch_to_set, offset_to_set, bw_to_set);
}
doiqk = false;
rtw_hal_set_hwreg(padapter , HW_VAR_DO_IQK , &doiqk);
#ifdef CONFIG_MCC_MODE
/* after set_channel_bwmode for backup IQK */
rtw_hal_set_mcc_setting_start_bss_network(padapter, chbw_allow);
#endif
if (DUMP_ADAPTERS_STATUS) {
RTW_INFO(FUNC_ADPT_FMT" done\n", FUNC_ADPT_ARG(padapter));
dump_adapters_status(RTW_DBGDUMP , adapter_to_dvobj(padapter));
}
update_beacon:
/* update beacon content only if bstart_bss is true */
if (pmlmeext->bstart_bss) {
unsigned long irqL;
if ((ATOMIC_READ(&pmlmepriv->olbc) ) || (ATOMIC_READ(&pmlmepriv->olbc_ht) == true)) {
/* AP is not starting a 40 MHz BSS in presence of an 802.11g BSS. */
pmlmepriv->ht_op_mode &= (~HT_INFO_OPERATION_MODE_OP_MODE_MASK);
pmlmepriv->ht_op_mode |= OP_MODE_MAY_BE_LEGACY_STAS;
update_beacon(padapter, _HT_ADD_INFO_IE_, NULL, false);
}
update_beacon(padapter, _TIM_IE_, NULL, false);
#ifdef CONFIG_SWTIMER_BASED_TXBCN
_enter_critical_bh(&pdvobj->ap_if_q.lock, &irqL);
if (list_empty(&padapter->list)) {
list_add_tail(&padapter->list, get_list_head(&pdvobj->ap_if_q));
pdvobj->nr_ap_if++;
pdvobj->inter_bcn_space = DEFAULT_BCN_INTERVAL / pdvobj->nr_ap_if;
}
_exit_critical_bh(&pdvobj->ap_if_q.lock, &irqL);
rtw_hal_set_hwreg(padapter, HW_VAR_BEACON_INTERVAL, (u8 *)(&pdvobj->inter_bcn_space));
#endif /*CONFIG_SWTIMER_BASED_TXBCN*/
}
rtw_scan_wait_completed(padapter);
/* send beacon */
if ((0 == rtw_mi_check_fwstate(padapter, _FW_UNDER_SURVEY))
&& (0 == rtw_mi_check_fwstate(padapter, WIFI_OP_CH_SWITCHING))
) {
/*update_beacon(padapter, _TIM_IE_, NULL, true);*/
#if !defined(CONFIG_INTERRUPT_BASED_TXBCN)
#ifdef CONFIG_SWTIMER_BASED_TXBCN
if (pdvobj->nr_ap_if == 1) {
RTW_INFO("start SW BCN TIMER!\n");
_set_timer(&pdvobj->txbcn_timer, bcn_interval);
}
#else
/* other case will tx beacon when bcn interrupt coming in. */
if (send_beacon(padapter) == _FAIL)
RTW_INFO("issue_beacon, fail!\n");
#endif
#endif /* !defined(CONFIG_INTERRUPT_BASED_TXBCN) */
}
/*Set EDCA param reg after update cur_wireless_mode & update_capinfo*/
if (pregpriv->wifi_spec == 1)
rtw_set_hw_wmm_param(padapter);
/*pmlmeext->bstart_bss = true;*/
}
int rtw_check_beacon_data(_adapter *padapter, u8 *pbuf, int len)
{
int ret = _SUCCESS;
u8 *p;
u8 *pHT_caps_ie = NULL;
u8 *pHT_info_ie = NULL;
u16 cap, ht_cap = false;
uint ie_len = 0;
int group_cipher, pairwise_cipher;
u8 channel, network_type, supportRate[NDIS_802_11_LENGTH_RATES_EX];
int supportRateNum = 0;
u8 OUI1[] = {0x00, 0x50, 0xf2, 0x01};
u8 wps_oui[4] = {0x0, 0x50, 0xf2, 0x04};
u8 WMM_PARA_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x01, 0x01};
struct registry_priv *pregistrypriv = &padapter->registrypriv;
struct security_priv *psecuritypriv = &padapter->securitypriv;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
WLAN_BSSID_EX *pbss_network = (WLAN_BSSID_EX *)&pmlmepriv->cur_network.network;
struct sta_priv *pstapriv = &padapter->stapriv;
u8 *ie = pbss_network->IEs;
u8 vht_cap = false;
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
u8 rf_num = 0;
/* SSID */
/* Supported rates */
/* DS Params */
/* WLAN_EID_COUNTRY */
/* ERP Information element */
/* Extended supported rates */
/* WPA/WPA2 */
/* Wi-Fi Wireless Multimedia Extensions */
/* ht_capab, ht_oper */
/* WPS IE */
RTW_INFO("%s, len=%d\n", __func__, len);
if (check_fwstate(pmlmepriv, WIFI_AP_STATE) != true)
return _FAIL;
if (len > MAX_IE_SZ)
return _FAIL;
pbss_network->IELength = len;
memset(ie, 0, MAX_IE_SZ);
memcpy(ie, pbuf, pbss_network->IELength);
if (pbss_network->InfrastructureMode != Ndis802_11APMode)
return _FAIL;
rtw_ap_check_scan(padapter);
pbss_network->Rssi = 0;
memcpy(pbss_network->MacAddress, adapter_mac_addr(padapter), ETH_ALEN);
/* beacon interval */
p = rtw_get_beacon_interval_from_ie(ie);/* ie + 8; */ /* 8: TimeStamp, 2: Beacon Interval 2:Capability */
/* pbss_network->Configuration.BeaconPeriod = le16_to_cpu(*(unsigned short*)p); */
pbss_network->Configuration.BeaconPeriod = RTW_GET_LE16(p);
/* capability */
/* cap = *(unsigned short *)rtw_get_capability_from_ie(ie); */
/* cap = le16_to_cpu(cap); */
cap = RTW_GET_LE16(ie);
/* SSID */
p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _SSID_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
if (p && ie_len > 0) {
memset(&pbss_network->Ssid, 0, sizeof(NDIS_802_11_SSID));
memcpy(pbss_network->Ssid.Ssid, (p + 2), ie_len);
pbss_network->Ssid.SsidLength = ie_len;
#ifdef CONFIG_P2P
memcpy(padapter->wdinfo.p2p_group_ssid, pbss_network->Ssid.Ssid, pbss_network->Ssid.SsidLength);
padapter->wdinfo.p2p_group_ssid_len = pbss_network->Ssid.SsidLength;
#endif
}
/* chnnel */
channel = 0;
pbss_network->Configuration.Length = 0;
p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _DSSET_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
if (p && ie_len > 0)
channel = *(p + 2);
pbss_network->Configuration.DSConfig = channel;
memset(supportRate, 0, NDIS_802_11_LENGTH_RATES_EX);
/* get supported rates */
p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _SUPPORTEDRATES_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
if (p != NULL) {
memcpy(supportRate, p + 2, ie_len);
supportRateNum = ie_len;
}
/* get ext_supported rates */
p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _EXT_SUPPORTEDRATES_IE_, &ie_len, pbss_network->IELength - _BEACON_IE_OFFSET_);
if (p != NULL) {
memcpy(supportRate + supportRateNum, p + 2, ie_len);
supportRateNum += ie_len;
}
network_type = rtw_check_network_type(supportRate, supportRateNum, channel);
rtw_set_supported_rate(pbss_network->SupportedRates, network_type);
/* parsing ERP_IE */
p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _ERPINFO_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
if (p && ie_len > 0)
ERP_IE_handler(padapter, (PNDIS_802_11_VARIABLE_IEs)p);
/* update privacy/security */
if (cap & BIT(4))
pbss_network->Privacy = 1;
else
pbss_network->Privacy = 0;
psecuritypriv->wpa_psk = 0;
/* wpa2 */
group_cipher = 0;
pairwise_cipher = 0;
psecuritypriv->wpa2_group_cipher = _NO_PRIVACY_;
psecuritypriv->wpa2_pairwise_cipher = _NO_PRIVACY_;
p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _RSN_IE_2_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
if (p && ie_len > 0) {
if (rtw_parse_wpa2_ie(p, ie_len + 2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) {
psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
psecuritypriv->dot8021xalg = 1;/* psk, todo:802.1x */
psecuritypriv->wpa_psk |= BIT(1);
psecuritypriv->wpa2_group_cipher = group_cipher;
psecuritypriv->wpa2_pairwise_cipher = pairwise_cipher;
}
}
/* wpa */
ie_len = 0;
group_cipher = 0;
pairwise_cipher = 0;
psecuritypriv->wpa_group_cipher = _NO_PRIVACY_;
psecuritypriv->wpa_pairwise_cipher = _NO_PRIVACY_;
for (p = ie + _BEACON_IE_OFFSET_; ; p += (ie_len + 2)) {
p = rtw_get_ie(p, _SSN_IE_1_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_ - (ie_len + 2)));
if ((p) && (!memcmp(p + 2, OUI1, 4))) {
if (rtw_parse_wpa_ie(p, ie_len + 2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) {
psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
psecuritypriv->dot8021xalg = 1;/* psk, todo:802.1x */
psecuritypriv->wpa_psk |= BIT(0);
psecuritypriv->wpa_group_cipher = group_cipher;
psecuritypriv->wpa_pairwise_cipher = pairwise_cipher;
}
break;
}
if ((p == NULL) || (ie_len == 0))
break;
}
/* wmm */
ie_len = 0;
pmlmepriv->qospriv.qos_option = 0;
if (pregistrypriv->wmm_enable) {
for (p = ie + _BEACON_IE_OFFSET_; ; p += (ie_len + 2)) {
p = rtw_get_ie(p, _VENDOR_SPECIFIC_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_ - (ie_len + 2)));
if ((p) && !memcmp(p + 2, WMM_PARA_IE, 6)) {
pmlmepriv->qospriv.qos_option = 1;
*(p + 8) |= BIT(7); /* QoS Info, support U-APSD */
/* disable all ACM bits since the WMM admission control is not supported */
*(p + 10) &= ~BIT(4); /* BE */
*(p + 14) &= ~BIT(4); /* BK */
*(p + 18) &= ~BIT(4); /* VI */
*(p + 22) &= ~BIT(4); /* VO */
break;
}
if ((p == NULL) || (ie_len == 0))
break;
}
}
/* parsing HT_CAP_IE */
p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_CAPABILITY_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
if (p && ie_len > 0) {
u8 rf_type = 0;
HT_CAP_AMPDU_FACTOR max_rx_ampdu_factor = MAX_AMPDU_FACTOR_64K;
struct rtw_ieee80211_ht_cap *pht_cap = (struct rtw_ieee80211_ht_cap *)(p + 2);
if (0) {
RTW_INFO(FUNC_ADPT_FMT" HT_CAP_IE from upper layer:\n", FUNC_ADPT_ARG(padapter));
dump_ht_cap_ie_content(RTW_DBGDUMP, p + 2, ie_len);
}
pHT_caps_ie = p;
ht_cap = true;
network_type |= WIRELESS_11_24N;
rtw_ht_use_default_setting(padapter);
/* Update HT Capabilities Info field */
if (!pmlmepriv->htpriv.sgi_20m)
pht_cap->cap_info &= cpu_to_le16(~(IEEE80211_HT_CAP_SGI_20));
if (!pmlmepriv->htpriv.sgi_40m)
pht_cap->cap_info &= cpu_to_le16(~(IEEE80211_HT_CAP_SGI_40));
if (!TEST_FLAG(pmlmepriv->htpriv.ldpc_cap, LDPC_HT_ENABLE_RX))
pht_cap->cap_info &= cpu_to_le16(~(IEEE80211_HT_CAP_LDPC_CODING));
if (!TEST_FLAG(pmlmepriv->htpriv.stbc_cap, STBC_HT_ENABLE_TX))
pht_cap->cap_info &= cpu_to_le16(~(IEEE80211_HT_CAP_TX_STBC));
if (!TEST_FLAG(pmlmepriv->htpriv.stbc_cap, STBC_HT_ENABLE_RX))
pht_cap->cap_info &= cpu_to_le16(~(IEEE80211_HT_CAP_RX_STBC_3R));
/* Update A-MPDU Parameters field */
pht_cap->ampdu_params_info &= ~(IEEE80211_HT_CAP_AMPDU_FACTOR | IEEE80211_HT_CAP_AMPDU_DENSITY);
if ((psecuritypriv->wpa_pairwise_cipher & WPA_CIPHER_CCMP) ||
(psecuritypriv->wpa2_pairwise_cipher & WPA_CIPHER_CCMP))
pht_cap->ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY & (0x07 << 2));
else
pht_cap->ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY & 0x00);
rtw_hal_get_def_var(padapter, HW_VAR_MAX_RX_AMPDU_FACTOR, &max_rx_ampdu_factor);
pht_cap->ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_FACTOR & max_rx_ampdu_factor); /* set Max Rx AMPDU size to 64K */
memcpy(&(pmlmeinfo->HT_caps), pht_cap, sizeof(struct HT_caps_element));
/* Update Supported MCS Set field */
{
struct hal_spec_t *hal_spec = GET_HAL_SPEC(padapter);
u8 rx_nss = 0;
int i;
rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
rx_nss = rtw_min(rf_type_to_rf_rx_cnt(rf_type), hal_spec->rx_nss_num);
/* RX MCS Bitmask */
switch (rx_nss) {
case 1:
set_mcs_rate_by_mask(HT_CAP_ELE_RX_MCS_MAP(pht_cap), MCS_RATE_1R);
break;
case 2:
set_mcs_rate_by_mask(HT_CAP_ELE_RX_MCS_MAP(pht_cap), MCS_RATE_2R);
break;
case 3:
set_mcs_rate_by_mask(HT_CAP_ELE_RX_MCS_MAP(pht_cap), MCS_RATE_3R);
break;
case 4:
set_mcs_rate_by_mask(HT_CAP_ELE_RX_MCS_MAP(pht_cap), MCS_RATE_4R);
break;
default:
RTW_WARN("rf_type:%d or rx_nss:%u is not expected\n", rf_type, hal_spec->rx_nss_num);
}
for (i = 0; i < 10; i++)
*(HT_CAP_ELE_RX_MCS_MAP(pht_cap) + i) &= padapter->mlmeextpriv.default_supported_mcs_set[i];
}
#ifdef CONFIG_BEAMFORMING
/* Use registry value to enable HT Beamforming. */
/* ToDo: use configure file to set these capability. */
pht_cap->tx_BF_cap_info = 0;
/* HT Beamformer */
if (TEST_FLAG(pmlmepriv->htpriv.beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE)) {
/* Transmit NDP Capable */
SET_HT_CAP_TXBF_TRANSMIT_NDP_CAP(pht_cap, 1);
/* Explicit Compressed Steering Capable */
SET_HT_CAP_TXBF_EXPLICIT_COMP_STEERING_CAP(pht_cap, 1);
/* Compressed Steering Number Antennas */
SET_HT_CAP_TXBF_COMP_STEERING_NUM_ANTENNAS(pht_cap, 1);
rtw_hal_get_def_var(padapter, HAL_DEF_BEAMFORMER_CAP, (u8 *)&rf_num);
SET_HT_CAP_TXBF_CHNL_ESTIMATION_NUM_ANTENNAS(pht_cap, rf_num);
}
/* HT Beamformee */
if (TEST_FLAG(pmlmepriv->htpriv.beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE)) {
/* Receive NDP Capable */
SET_HT_CAP_TXBF_RECEIVE_NDP_CAP(pht_cap, 1);
/* Explicit Compressed Beamforming Feedback Capable */
SET_HT_CAP_TXBF_EXPLICIT_COMP_FEEDBACK_CAP(pht_cap, 2);
rtw_hal_get_def_var(padapter, HAL_DEF_BEAMFORMEE_CAP, (u8 *)&rf_num);
SET_HT_CAP_TXBF_COMP_STEERING_NUM_ANTENNAS(pht_cap, rf_num);
}
#endif /* CONFIG_BEAMFORMING */
memcpy(&pmlmepriv->htpriv.ht_cap, p + 2, ie_len);
if (0) {
RTW_INFO(FUNC_ADPT_FMT" HT_CAP_IE driver masked:\n", FUNC_ADPT_ARG(padapter));
dump_ht_cap_ie_content(RTW_DBGDUMP, p + 2, ie_len);
}
}
/* parsing HT_INFO_IE */
p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_ADD_INFO_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
if (p && ie_len > 0)
pHT_info_ie = p;
switch (network_type) {
case WIRELESS_11B:
pbss_network->NetworkTypeInUse = Ndis802_11DS;
break;
case WIRELESS_11G:
case WIRELESS_11BG:
case WIRELESS_11G_24N:
case WIRELESS_11BG_24N:
pbss_network->NetworkTypeInUse = Ndis802_11OFDM24;
break;
case WIRELESS_11A:
pbss_network->NetworkTypeInUse = Ndis802_11OFDM5;
break;
default:
pbss_network->NetworkTypeInUse = Ndis802_11OFDM24;
break;
}
pmlmepriv->cur_network.network_type = network_type;
pmlmepriv->htpriv.ht_option = false;
if ((psecuritypriv->wpa2_pairwise_cipher & WPA_CIPHER_TKIP) ||
(psecuritypriv->wpa_pairwise_cipher & WPA_CIPHER_TKIP)) {
/* todo: */
/* ht_cap = false; */
}
/* ht_cap */
if (pregistrypriv->ht_enable && ht_cap ) {
pmlmepriv->htpriv.ht_option = true;
pmlmepriv->qospriv.qos_option = 1;
pmlmepriv->htpriv.ampdu_enable = pregistrypriv->ampdu_enable ? true : false;
HT_caps_handler(padapter, (PNDIS_802_11_VARIABLE_IEs)pHT_caps_ie);
HT_info_handler(padapter, (PNDIS_802_11_VARIABLE_IEs)pHT_info_ie);
}
if(pbss_network->Configuration.DSConfig <= 14 && padapter->registrypriv.wifi_spec == 1) {
uint len = 0;
SET_EXT_CAPABILITY_ELE_BSS_COEXIST(pmlmepriv->ext_capab_ie_data, 1);
pmlmepriv->ext_capab_ie_len = 10;
rtw_set_ie(pbss_network->IEs + pbss_network->IELength, EID_EXTCapability, 8, pmlmepriv->ext_capab_ie_data, &len);
pbss_network->IELength += pmlmepriv->ext_capab_ie_len;
}
pbss_network->Length = get_WLAN_BSSID_EX_sz((WLAN_BSSID_EX *)pbss_network);
rtw_ies_get_chbw(pbss_network->IEs + _BEACON_IE_OFFSET_, pbss_network->IELength - _BEACON_IE_OFFSET_
, &pmlmepriv->ori_ch, &pmlmepriv->ori_bw, &pmlmepriv->ori_offset);
rtw_warn_on(pmlmepriv->ori_ch == 0);
{
/* alloc sta_info for ap itself */
struct sta_info *sta;
sta = rtw_get_stainfo(&padapter->stapriv, pbss_network->MacAddress);
if (!sta) {
sta = rtw_alloc_stainfo(&padapter->stapriv, pbss_network->MacAddress);
if (sta == NULL)
return _FAIL;
}
}
rtw_startbss_cmd(padapter, RTW_CMDF_WAIT_ACK);
{
int sk_band = RTW_GET_SCAN_BAND_SKIP(padapter);
if (sk_band)
RTW_CLR_SCAN_BAND_SKIP(padapter, sk_band);
}
rtw_indicate_connect(padapter);
pmlmepriv->cur_network.join_res = true;/* for check if already set beacon */
/* update bc/mc sta_info */
/* update_bmc_sta(padapter); */
return ret;
}
#if CONFIG_RTW_MACADDR_ACL
static void rtw_macaddr_acl_init(_adapter *adapter)
{
struct sta_priv *stapriv = &adapter->stapriv;
struct wlan_acl_pool *acl = &stapriv->acl_list;
_queue *acl_node_q = &acl->acl_node_q;
int i;
unsigned long irqL;
_enter_critical_bh(&(acl_node_q->lock), &irqL);
INIT_LIST_HEAD(&(acl_node_q->queue));
acl->num = 0;
acl->mode = RTW_ACL_MODE_DISABLED;
for (i = 0; i < NUM_ACL; i++) {
INIT_LIST_HEAD(&acl->aclnode[i].list);
acl->aclnode[i].valid = false;
}
_exit_critical_bh(&(acl_node_q->lock), &irqL);
}
static void rtw_macaddr_acl_deinit(_adapter *adapter)
{
struct sta_priv *stapriv = &adapter->stapriv;
struct wlan_acl_pool *acl = &stapriv->acl_list;
_queue *acl_node_q = &acl->acl_node_q;
unsigned long irqL;
_list *head, *list;
struct rtw_wlan_acl_node *acl_node;
_enter_critical_bh(&(acl_node_q->lock), &irqL);
head = get_list_head(acl_node_q);
list = get_next(head);
while (!rtw_end_of_queue_search(head, list)) {
acl_node = LIST_CONTAINOR(list, struct rtw_wlan_acl_node, list);
list = get_next(list);
if (acl_node->valid ) {
acl_node->valid = false;
list_del_init(&acl_node->list);
acl->num--;
}
}
_exit_critical_bh(&(acl_node_q->lock), &irqL);
rtw_warn_on(acl->num);
acl->mode = RTW_ACL_MODE_DISABLED;
}
void rtw_set_macaddr_acl(_adapter *adapter, int mode)
{
struct sta_priv *stapriv = &adapter->stapriv;
struct wlan_acl_pool *acl = &stapriv->acl_list;
RTW_INFO(FUNC_ADPT_FMT" mode=%d\n", FUNC_ADPT_ARG(adapter), mode);
acl->mode = mode;
if (mode == RTW_ACL_MODE_DISABLED)
rtw_macaddr_acl_deinit(adapter);
}
int rtw_acl_add_sta(_adapter *adapter, const u8 *addr)
{
unsigned long irqL;
_list *list, *head;
u8 existed = 0;
int i = -1, ret = 0;
struct rtw_wlan_acl_node *acl_node;
struct sta_priv *stapriv = &adapter->stapriv;
struct wlan_acl_pool *acl = &stapriv->acl_list;
_queue *acl_node_q = &acl->acl_node_q;
_enter_critical_bh(&(acl_node_q->lock), &irqL);
head = get_list_head(acl_node_q);
list = get_next(head);
/* search for existed entry */
while (rtw_end_of_queue_search(head, list) == false) {
acl_node = LIST_CONTAINOR(list, struct rtw_wlan_acl_node, list);
list = get_next(list);
if (!memcmp(acl_node->addr, addr, ETH_ALEN)) {
if (acl_node->valid ) {
existed = 1;
break;
}
}
}
if (existed)
goto release_lock;
if (acl->num >= NUM_ACL)
goto release_lock;
/* find empty one and use */
for (i = 0; i < NUM_ACL; i++) {
acl_node = &acl->aclnode[i];
if (acl_node->valid == false) {
INIT_LIST_HEAD(&acl_node->list);
memcpy(acl_node->addr, addr, ETH_ALEN);
acl_node->valid = true;
list_add_tail(&acl_node->list, get_list_head(acl_node_q));
acl->num++;
break;
}
}
release_lock:
_exit_critical_bh(&(acl_node_q->lock), &irqL);
if (!existed && (i < 0 || i >= NUM_ACL))
ret = -1;
RTW_INFO(FUNC_ADPT_FMT" "MAC_FMT" %s (acl_num=%d)\n"
, FUNC_ADPT_ARG(adapter), MAC_ARG(addr)
, (existed ? "existed" : ((i < 0 || i >= NUM_ACL) ? "no room" : "added"))
, acl->num);
return ret;
}
int rtw_acl_remove_sta(_adapter *adapter, const u8 *addr)
{
unsigned long irqL;
_list *list, *head;
int ret = 0;
struct rtw_wlan_acl_node *acl_node;
struct sta_priv *stapriv = &adapter->stapriv;
struct wlan_acl_pool *acl = &stapriv->acl_list;
_queue *acl_node_q = &acl->acl_node_q;
u8 is_baddr = is_broadcast_mac_addr(addr);
u8 match = 0;
_enter_critical_bh(&(acl_node_q->lock), &irqL);
head = get_list_head(acl_node_q);
list = get_next(head);
while (rtw_end_of_queue_search(head, list) == false) {
acl_node = LIST_CONTAINOR(list, struct rtw_wlan_acl_node, list);
list = get_next(list);
if (is_baddr || !memcmp(acl_node->addr, addr, ETH_ALEN)) {
if (acl_node->valid ) {
acl_node->valid = false;
list_del_init(&acl_node->list);
acl->num--;
match = 1;
}
}
}
_exit_critical_bh(&(acl_node_q->lock), &irqL);
RTW_INFO(FUNC_ADPT_FMT" "MAC_FMT" %s (acl_num=%d)\n"
, FUNC_ADPT_ARG(adapter), MAC_ARG(addr)
, is_baddr ? "clear all" : (match ? "match" : "no found")
, acl->num);
return ret;
}
#endif /* CONFIG_RTW_MACADDR_ACL */
u8 rtw_ap_set_pairwise_key(_adapter *padapter, struct sta_info *psta)
{
struct cmd_obj *ph2c;
struct set_stakey_parm *psetstakey_para;
struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
u8 res = _SUCCESS;
ph2c = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
if (ph2c == NULL) {
res = _FAIL;
goto exit;
}
psetstakey_para = (struct set_stakey_parm *)rtw_zmalloc(sizeof(struct set_stakey_parm));
if (psetstakey_para == NULL) {
rtw_mfree((u8 *) ph2c, sizeof(struct cmd_obj));
res = _FAIL;
goto exit;
}
init_h2fwcmd_w_parm_no_rsp(ph2c, psetstakey_para, _SetStaKey_CMD_);
psetstakey_para->algorithm = (u8)psta->dot118021XPrivacy;
memcpy(psetstakey_para->addr, psta->hwaddr, ETH_ALEN);
memcpy(psetstakey_para->key, &psta->dot118021x_UncstKey, 16);
res = rtw_enqueue_cmd(pcmdpriv, ph2c);
exit:
return res;
}
static int rtw_ap_set_key(_adapter *padapter, u8 *key, u8 alg, int keyid, u8 set_tx)
{
u8 keylen;
struct cmd_obj *pcmd;
struct setkey_parm *psetkeyparm;
struct cmd_priv *pcmdpriv = &(padapter->cmdpriv);
int res = _SUCCESS;
/* RTW_INFO("%s\n", __func__); */
pcmd = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
if (pcmd == NULL) {
res = _FAIL;
goto exit;
}
psetkeyparm = (struct setkey_parm *)rtw_zmalloc(sizeof(struct setkey_parm));
if (psetkeyparm == NULL) {
rtw_mfree((unsigned char *)pcmd, sizeof(struct cmd_obj));
res = _FAIL;
goto exit;
}
memset(psetkeyparm, 0, sizeof(struct setkey_parm));
psetkeyparm->keyid = (u8)keyid;
if (is_wep_enc(alg))
padapter->securitypriv.key_mask |= BIT(psetkeyparm->keyid);
psetkeyparm->algorithm = alg;
psetkeyparm->set_tx = set_tx;
switch (alg) {
case _WEP40_:
keylen = 5;
break;
case _WEP104_:
keylen = 13;
break;
case _TKIP_:
case _TKIP_WTMIC_:
case _AES_:
default:
keylen = 16;
}
memcpy(&(psetkeyparm->key[0]), key, keylen);
pcmd->cmdcode = _SetKey_CMD_;
pcmd->parmbuf = (u8 *)psetkeyparm;
pcmd->cmdsz = (sizeof(struct setkey_parm));
pcmd->rsp = NULL;
pcmd->rspsz = 0;
INIT_LIST_HEAD(&pcmd->list);
res = rtw_enqueue_cmd(pcmdpriv, pcmd);
exit:
return res;
}
int rtw_ap_set_group_key(_adapter *padapter, u8 *key, u8 alg, int keyid)
{
RTW_INFO("%s\n", __func__);
return rtw_ap_set_key(padapter, key, alg, keyid, 1);
}
int rtw_ap_set_wep_key(_adapter *padapter, u8 *key, u8 keylen, int keyid, u8 set_tx)
{
u8 alg;
switch (keylen) {
case 5:
alg = _WEP40_;
break;
case 13:
alg = _WEP104_;
break;
default:
alg = _NO_PRIVACY_;
}
RTW_INFO("%s\n", __func__);
return rtw_ap_set_key(padapter, key, alg, keyid, set_tx);
}
static u8 rtw_ap_bmc_frames_hdl(_adapter *padapter)
{
#define HIQ_XMIT_COUNTS (6)
unsigned long irqL;
struct sta_info *psta_bmc;
_list *xmitframe_plist, *xmitframe_phead;
struct xmit_frame *pxmitframe = NULL;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct sta_priv *pstapriv = &padapter->stapriv;
bool update_tim = false;
if (padapter->registrypriv.wifi_spec != 1)
return H2C_SUCCESS;
psta_bmc = rtw_get_bcmc_stainfo(padapter);
if (!psta_bmc)
return H2C_SUCCESS;
_enter_critical_bh(&pxmitpriv->lock, &irqL);
if ((pstapriv->tim_bitmap & BIT(0)) && (psta_bmc->sleepq_len > 0)) {
int tx_counts = 0;
_update_beacon(padapter, _TIM_IE_, NULL, false, "update TIM with TIB=1");
RTW_INFO("sleepq_len of bmc_sta = %d\n", psta_bmc->sleepq_len);
xmitframe_phead = get_list_head(&psta_bmc->sleep_q);
xmitframe_plist = get_next(xmitframe_phead);
while ((rtw_end_of_queue_search(xmitframe_phead, xmitframe_plist)) == false) {
pxmitframe = LIST_CONTAINOR(xmitframe_plist, struct xmit_frame, list);
xmitframe_plist = get_next(xmitframe_plist);
list_del_init(&pxmitframe->list);
psta_bmc->sleepq_len--;
tx_counts++;
if (psta_bmc->sleepq_len > 0)
pxmitframe->attrib.mdata = 1;
else
pxmitframe->attrib.mdata = 0;
if (tx_counts == HIQ_XMIT_COUNTS)
pxmitframe->attrib.mdata = 0;
pxmitframe->attrib.triggered = 1;
if (xmitframe_hiq_filter(pxmitframe) )
pxmitframe->attrib.qsel = QSLT_HIGH;/*HIQ*/
rtw_hal_xmitframe_enqueue(padapter, pxmitframe);
if (tx_counts == HIQ_XMIT_COUNTS)
break;
}
} else {
if (psta_bmc->sleepq_len == 0) {
/*RTW_INFO("sleepq_len of bmc_sta = %d\n", psta_bmc->sleepq_len);*/
if (pstapriv->tim_bitmap & BIT(0))
update_tim = true;
pstapriv->tim_bitmap &= ~BIT(0);
pstapriv->sta_dz_bitmap &= ~BIT(0);
if (update_tim ) {
RTW_INFO("clear TIB\n");
_update_beacon(padapter, _TIM_IE_, NULL, true, "bmc sleepq and HIQ empty");
}
}
}
_exit_critical_bh(&pxmitpriv->lock, &irqL);
return H2C_SUCCESS;
}
#ifdef CONFIG_NATIVEAP_MLME
static void associated_stainfo_update(_adapter *padapter, struct sta_info *psta, u32 sta_info_type)
{
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
RTW_INFO("%s: "MAC_FMT", updated_type=0x%x\n", __func__, MAC_ARG(psta->hwaddr), sta_info_type);
if (sta_info_type & STA_INFO_UPDATE_BW) {
if ((psta->flags & WLAN_STA_HT) && !psta->ht_20mhz_set) {
if (pmlmepriv->sw_to_20mhz) {
psta->bw_mode = CHANNEL_WIDTH_20;
/*psta->htpriv.ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;*/
psta->htpriv.sgi_40m = false;
} else {
/*TODO: Switch back to 40MHZ?80MHZ*/
}
}
}
/*
if (sta_info_type & STA_INFO_UPDATE_RATE) {
}
*/
if (sta_info_type & STA_INFO_UPDATE_PROTECTION_MODE)
VCS_update(padapter, psta);
/*
if (sta_info_type & STA_INFO_UPDATE_CAP) {
}
if (sta_info_type & STA_INFO_UPDATE_HT_CAP) {
}
if (sta_info_type & STA_INFO_UPDATE_VHT_CAP) {
}
*/
}
static void update_bcn_ext_capab_ie(_adapter *padapter)
{
sint ie_len = 0;
unsigned char *pbuf;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
WLAN_BSSID_EX *pnetwork = &(pmlmeinfo->network);
u8 *ie = pnetwork->IEs;
u8 null_extcap_data[8] = {0};
pbuf = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _EXT_CAP_IE_, &ie_len, (pnetwork->IELength - _BEACON_IE_OFFSET_));
if (pbuf && ie_len > 0)
rtw_remove_bcn_ie(padapter, pnetwork, _EXT_CAP_IE_);
if ((pmlmepriv->ext_capab_ie_len > 0) &&
(!memcmp(pmlmepriv->ext_capab_ie_data, null_extcap_data, sizeof(null_extcap_data)) == false))
rtw_add_bcn_ie(padapter, pnetwork, _EXT_CAP_IE_, pmlmepriv->ext_capab_ie_data, pmlmepriv->ext_capab_ie_len);
}
static void update_bcn_fixed_ie(_adapter *padapter)
{
RTW_INFO("%s\n", __func__);
}
static void update_bcn_erpinfo_ie(_adapter *padapter)
{
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
WLAN_BSSID_EX *pnetwork = &(pmlmeinfo->network);
unsigned char *p, *ie = pnetwork->IEs;
u32 len = 0;
RTW_INFO("%s, ERP_enable=%d\n", __func__, pmlmeinfo->ERP_enable);
if (!pmlmeinfo->ERP_enable)
return;
/* parsing ERP_IE */
p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _ERPINFO_IE_, &len, (pnetwork->IELength - _BEACON_IE_OFFSET_));
if (p && len > 0) {
PNDIS_802_11_VARIABLE_IEs pIE = (PNDIS_802_11_VARIABLE_IEs)p;
if (pmlmepriv->num_sta_non_erp == 1)
pIE->data[0] |= RTW_ERP_INFO_NON_ERP_PRESENT | RTW_ERP_INFO_USE_PROTECTION;
else
pIE->data[0] &= ~(RTW_ERP_INFO_NON_ERP_PRESENT | RTW_ERP_INFO_USE_PROTECTION);
if (pmlmepriv->num_sta_no_short_preamble > 0)
pIE->data[0] |= RTW_ERP_INFO_BARKER_PREAMBLE_MODE;
else
pIE->data[0] &= ~(RTW_ERP_INFO_BARKER_PREAMBLE_MODE);
ERP_IE_handler(padapter, pIE);
}
}
static void update_bcn_htcap_ie(_adapter *padapter)
{
RTW_INFO("%s\n", __func__);
}
static void update_bcn_htinfo_ie(_adapter *padapter)
{
/*
u8 beacon_updated = false;
u32 sta_info_update_type = STA_INFO_UPDATE_NONE;
*/
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
WLAN_BSSID_EX *pnetwork = &(pmlmeinfo->network);
unsigned char *p, *ie = pnetwork->IEs;
u32 len = 0;
if (pmlmepriv->htpriv.ht_option == false)
return;
if (pmlmeinfo->HT_info_enable != 1)
return;
RTW_INFO("%s current operation mode=0x%X\n",
__func__, pmlmepriv->ht_op_mode);
RTW_INFO("num_sta_40mhz_intolerant(%d), 20mhz_width_req(%d), intolerant_ch_rpt(%d), olbc(%d)\n",
pmlmepriv->num_sta_40mhz_intolerant, pmlmepriv->ht_20mhz_width_req, pmlmepriv->ht_intolerant_ch_reported, ATOMIC_READ(&pmlmepriv->olbc));
/*parsing HT_INFO_IE, currently only update ht_op_mode - pht_info->infos[1] & pht_info->infos[2] for wifi logo test*/
p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_ADD_INFO_IE_, &len, (pnetwork->IELength - _BEACON_IE_OFFSET_));
if (p && len > 0) {
struct HT_info_element *pht_info = NULL;
pht_info = (struct HT_info_element *)(p + 2);
/* for STA Channel Width/Secondary Channel Offset*/
if ((pmlmepriv->sw_to_20mhz == 0) && (pmlmeext->cur_channel <= 14)) {
if ((pmlmepriv->num_sta_40mhz_intolerant > 0) || (pmlmepriv->ht_20mhz_width_req )
|| (pmlmepriv->ht_intolerant_ch_reported ) || (ATOMIC_READ(&pmlmepriv->olbc) == true)) {
SET_HT_OP_ELE_2ND_CHL_OFFSET(pht_info, 0);
SET_HT_OP_ELE_STA_CHL_WIDTH(pht_info, 0);
pmlmepriv->sw_to_20mhz = 1;
/*
sta_info_update_type |= STA_INFO_UPDATE_BW;
beacon_updated = true;
*/
RTW_INFO("%s:switching to 20Mhz\n", __func__);
/*TODO : cur_bwmode/cur_ch_offset switches to 20Mhz*/
}
} else {
if ((pmlmepriv->num_sta_40mhz_intolerant == 0) && (pmlmepriv->ht_20mhz_width_req == false)
&& (pmlmepriv->ht_intolerant_ch_reported == false) && (ATOMIC_READ(&pmlmepriv->olbc) == false)) {
if (pmlmeext->cur_bwmode >= CHANNEL_WIDTH_40) {
SET_HT_OP_ELE_STA_CHL_WIDTH(pht_info, 1);
SET_HT_OP_ELE_2ND_CHL_OFFSET(pht_info,
(pmlmeext->cur_ch_offset == HAL_PRIME_CHNL_OFFSET_LOWER) ?
HT_INFO_HT_PARAM_SECONDARY_CHNL_ABOVE : HT_INFO_HT_PARAM_SECONDARY_CHNL_BELOW);
pmlmepriv->sw_to_20mhz = 0;
/*
sta_info_update_type |= STA_INFO_UPDATE_BW;
beacon_updated = true;
*/
RTW_INFO("%s:switching back to 40Mhz\n", __func__);
}
}
}
/* to update ht_op_mode*/
*(__le16 *)(pht_info->infos + 1) = cpu_to_le16(pmlmepriv->ht_op_mode);
}
/*associated_clients_update(padapter, beacon_updated, sta_info_update_type);*/
}
static void update_bcn_rsn_ie(_adapter *padapter)
{
RTW_INFO("%s\n", __func__);
}
static void update_bcn_wpa_ie(_adapter *padapter)
{
RTW_INFO("%s\n", __func__);
}
static void update_bcn_wmm_ie(_adapter *padapter)
{
RTW_INFO("%s\n", __func__);
}
static void update_bcn_wps_ie(_adapter *padapter)
{
u8 *pwps_ie = NULL, *pwps_ie_src, *premainder_ie, *pbackup_remainder_ie = NULL;
uint wps_ielen = 0, wps_offset, remainder_ielen;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
WLAN_BSSID_EX *pnetwork = &(pmlmeinfo->network);
unsigned char *ie = pnetwork->IEs;
u32 ielen = pnetwork->IELength;
RTW_INFO("%s\n", __func__);
pwps_ie = rtw_get_wps_ie(ie + _FIXED_IE_LENGTH_, ielen - _FIXED_IE_LENGTH_, NULL, &wps_ielen);
if (pwps_ie == NULL || wps_ielen == 0)
return;
pwps_ie_src = pmlmepriv->wps_beacon_ie;
if (pwps_ie_src == NULL)
return;
wps_offset = (uint)(pwps_ie - ie);
premainder_ie = pwps_ie + wps_ielen;
remainder_ielen = ielen - wps_offset - wps_ielen;
if (remainder_ielen > 0) {
pbackup_remainder_ie = rtw_malloc(remainder_ielen);
if (pbackup_remainder_ie)
memcpy(pbackup_remainder_ie, premainder_ie, remainder_ielen);
}
wps_ielen = (uint)pwps_ie_src[1];/* to get ie data len */
if ((wps_offset + wps_ielen + 2 + remainder_ielen) <= MAX_IE_SZ) {
memcpy(pwps_ie, pwps_ie_src, wps_ielen + 2);
pwps_ie += (wps_ielen + 2);
if (pbackup_remainder_ie)
memcpy(pwps_ie, pbackup_remainder_ie, remainder_ielen);
/* update IELength */
pnetwork->IELength = wps_offset + (wps_ielen + 2) + remainder_ielen;
}
if (pbackup_remainder_ie)
rtw_mfree(pbackup_remainder_ie, remainder_ielen);
/* deal with the case without set_tx_beacon_cmd() in update_beacon() */
#if defined(CONFIG_INTERRUPT_BASED_TXBCN)
if ((pmlmeinfo->state & 0x03) == WIFI_FW_AP_STATE) {
u8 sr = 0;
rtw_get_wps_attr_content(pwps_ie_src, wps_ielen, WPS_ATTR_SELECTED_REGISTRAR, (u8 *)(&sr), NULL);
if (sr) {
set_fwstate(pmlmepriv, WIFI_UNDER_WPS);
RTW_INFO("%s, set WIFI_UNDER_WPS\n", __func__);
} else {
clr_fwstate(pmlmepriv, WIFI_UNDER_WPS);
RTW_INFO("%s, clr WIFI_UNDER_WPS\n", __func__);
}
}
#endif
}
static void update_bcn_p2p_ie(_adapter *padapter)
{
}
static void update_bcn_vendor_spec_ie(_adapter *padapter, u8 *oui)
{
RTW_INFO("%s\n", __func__);
if (!memcmp(RTW_WPA_OUI, oui, 4))
update_bcn_wpa_ie(padapter);
else if (!memcmp(WMM_OUI, oui, 4))
update_bcn_wmm_ie(padapter);
else if (!memcmp(WPS_OUI, oui, 4))
update_bcn_wps_ie(padapter);
else if (!memcmp(P2P_OUI, oui, 4))
update_bcn_p2p_ie(padapter);
else
RTW_INFO("unknown OUI type!\n");
}
void _update_beacon(_adapter *padapter, u8 ie_id, u8 *oui, u8 tx, const char *tag)
{
unsigned long irqL;
struct mlme_priv *pmlmepriv;
struct mlme_ext_priv *pmlmeext;
/* struct mlme_ext_info *pmlmeinfo; */
/* RTW_INFO("%s\n", __func__); */
if (!padapter)
return;
pmlmepriv = &(padapter->mlmepriv);
pmlmeext = &(padapter->mlmeextpriv);
/* pmlmeinfo = &(pmlmeext->mlmext_info); */
if (false == pmlmeext->bstart_bss)
return;
_enter_critical_bh(&pmlmepriv->bcn_update_lock, &irqL);
switch (ie_id) {
case 0xFF:
update_bcn_fixed_ie(padapter);/* 8: TimeStamp, 2: Beacon Interval 2:Capability */
break;
case _TIM_IE_:
update_BCNTIM(padapter);
break;
case _ERPINFO_IE_:
update_bcn_erpinfo_ie(padapter);
break;
case _HT_CAPABILITY_IE_:
update_bcn_htcap_ie(padapter);
break;
case _RSN_IE_2_:
update_bcn_rsn_ie(padapter);
break;
case _HT_ADD_INFO_IE_:
update_bcn_htinfo_ie(padapter);
break;
case _EXT_CAP_IE_:
update_bcn_ext_capab_ie(padapter);
break;
case _VENDOR_SPECIFIC_IE_:
update_bcn_vendor_spec_ie(padapter, oui);
break;
default:
break;
}
pmlmepriv->update_bcn = true;
_exit_critical_bh(&pmlmepriv->bcn_update_lock, &irqL);
#ifndef CONFIG_INTERRUPT_BASED_TXBCN
if (tx) {
/* send_beacon(padapter); */ /* send_beacon must execute on TSR level */
if (0)
RTW_INFO(FUNC_ADPT_FMT" ie_id:%u - %s\n", FUNC_ADPT_ARG(padapter), ie_id, tag);
set_tx_beacon_cmd(padapter);
}
#endif /* !CONFIG_INTERRUPT_BASED_TXBCN */
}
void rtw_process_public_act_bsscoex(_adapter *padapter, u8 *pframe, uint frame_len)
{
struct sta_info *psta;
struct sta_priv *pstapriv = &padapter->stapriv;
u8 beacon_updated = false;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
u8 *frame_body = pframe + sizeof(struct rtw_ieee80211_hdr_3addr);
uint frame_body_len = frame_len - sizeof(struct rtw_ieee80211_hdr_3addr);
u8 category, action;
psta = rtw_get_stainfo(pstapriv, get_addr2_ptr(pframe));
if (psta == NULL)
return;
category = frame_body[0];
action = frame_body[1];
if (frame_body_len > 0) {
if ((frame_body[2] == EID_BSSCoexistence) && (frame_body[3] > 0)) {
u8 ie_data = frame_body[4];
if (ie_data & RTW_WLAN_20_40_BSS_COEX_40MHZ_INTOL) {
if (psta->ht_40mhz_intolerant == 0) {
psta->ht_40mhz_intolerant = 1;
pmlmepriv->num_sta_40mhz_intolerant++;
beacon_updated = true;
}
} else if (ie_data & RTW_WLAN_20_40_BSS_COEX_20MHZ_WIDTH_REQ) {
if (pmlmepriv->ht_20mhz_width_req == false) {
pmlmepriv->ht_20mhz_width_req = true;
beacon_updated = true;
}
} else
beacon_updated = false;
}
}
if (frame_body_len > 8) {
/* if EID_BSSIntolerantChlReport ie exists */
if ((frame_body[5] == EID_BSSIntolerantChlReport) && (frame_body[6] > 0)) {
/*todo:*/
if (pmlmepriv->ht_intolerant_ch_reported == false) {
pmlmepriv->ht_intolerant_ch_reported = true;
beacon_updated = true;
}
}
}
if (beacon_updated) {
update_beacon(padapter, _HT_ADD_INFO_IE_, NULL, true);
associated_stainfo_update(padapter, psta, STA_INFO_UPDATE_BW);
}
}
void rtw_process_ht_action_smps(_adapter *padapter, u8 *ta, u8 ctrl_field)
{
u8 e_field, m_field;
struct sta_info *psta;
struct sta_priv *pstapriv = &padapter->stapriv;
psta = rtw_get_stainfo(pstapriv, ta);
if (psta == NULL)
return;
e_field = (ctrl_field & BIT(0)) ? 1 : 0;
m_field = (ctrl_field & BIT(1)) ? 1 : 0;
if (e_field) {
/* enable */
/* 0:static SMPS, 1:dynamic SMPS, 3:SMPS disabled, 2:reserved*/
if (m_field) /*mode*/
psta->htpriv.smps_cap = 1;
else
psta->htpriv.smps_cap = 0;
} else {
/*disable*/
psta->htpriv.smps_cap = 3;
}
rtw_dm_ra_mask_wk_cmd(padapter, (u8 *)psta);
}
/*
op_mode
Set to 0 (HT pure) under the followign conditions
- all STAs in the BSS are 20/40 MHz HT in 20/40 MHz BSS or
- all STAs in the BSS are 20 MHz HT in 20 MHz BSS
Set to 1 (HT non-member protection) if there may be non-HT STAs
in both the primary and the secondary channel
Set to 2 if only HT STAs are associated in BSS,
however and at least one 20 MHz HT STA is associated
Set to 3 (HT mixed mode) when one or more non-HT STAs are associated
(currently non-GF HT station is considered as non-HT STA also)
*/
int rtw_ht_operation_update(_adapter *padapter)
{
u16 cur_op_mode, new_op_mode;
int op_mode_changes = 0;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv;
if (pmlmepriv->htpriv.ht_option == false)
return 0;
/*if (!iface->conf->ieee80211n || iface->conf->ht_op_mode_fixed)
return 0;*/
RTW_INFO("%s current operation mode=0x%X\n",
__func__, pmlmepriv->ht_op_mode);
if (!(pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT)
&& pmlmepriv->num_sta_ht_no_gf) {
pmlmepriv->ht_op_mode |=
HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT;
op_mode_changes++;
} else if ((pmlmepriv->ht_op_mode &
HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT) &&
pmlmepriv->num_sta_ht_no_gf == 0) {
pmlmepriv->ht_op_mode &=
~HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT;
op_mode_changes++;
}
if (!(pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT) &&
(pmlmepriv->num_sta_no_ht || ATOMIC_READ(&pmlmepriv->olbc_ht))) {
pmlmepriv->ht_op_mode |= HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT;
op_mode_changes++;
} else if ((pmlmepriv->ht_op_mode &
HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT) &&
(pmlmepriv->num_sta_no_ht == 0 && !ATOMIC_READ(&pmlmepriv->olbc_ht))) {
pmlmepriv->ht_op_mode &=
~HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT;
op_mode_changes++;
}
/* Note: currently we switch to the MIXED op mode if HT non-greenfield
* station is associated. Probably it's a theoretical case, since
* it looks like all known HT STAs support greenfield.
*/
new_op_mode = 0;
if (pmlmepriv->num_sta_no_ht /*||
(pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT)*/)
new_op_mode = OP_MODE_MIXED;
else if ((phtpriv_ap->ht_cap.cap_info & cpu_to_le16(IEEE80211_HT_CAP_SUP_WIDTH))
&& pmlmepriv->num_sta_ht_20mhz)
new_op_mode = OP_MODE_20MHZ_HT_STA_ASSOCED;
else if (ATOMIC_READ(&pmlmepriv->olbc_ht))
new_op_mode = OP_MODE_MAY_BE_LEGACY_STAS;
else
new_op_mode = OP_MODE_PURE;
cur_op_mode = pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_OP_MODE_MASK;
if (cur_op_mode != new_op_mode) {
pmlmepriv->ht_op_mode &= ~HT_INFO_OPERATION_MODE_OP_MODE_MASK;
pmlmepriv->ht_op_mode |= new_op_mode;
op_mode_changes++;
}
RTW_INFO("%s new operation mode=0x%X changes=%d\n",
__func__, pmlmepriv->ht_op_mode, op_mode_changes);
return op_mode_changes;
}
void associated_clients_update(_adapter *padapter, u8 updated, u32 sta_info_type)
{
/* update associcated stations cap. */
if (updated ) {
unsigned long irqL;
_list *phead, *plist;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
_enter_critical_bh(&pstapriv->asoc_list_lock, &irqL);
phead = &pstapriv->asoc_list;
plist = get_next(phead);
/* check asoc_queue */
while ((rtw_end_of_queue_search(phead, plist)) == false) {
psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
plist = get_next(plist);
associated_stainfo_update(padapter, psta, sta_info_type);
}
_exit_critical_bh(&pstapriv->asoc_list_lock, &irqL);
}
}
/* called > TSR LEVEL for USB or SDIO Interface*/
void bss_cap_update_on_sta_join(_adapter *padapter, struct sta_info *psta)
{
u8 beacon_updated = false;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
if (!(psta->flags & WLAN_STA_SHORT_PREAMBLE)) {
if (!psta->no_short_preamble_set) {
psta->no_short_preamble_set = 1;
pmlmepriv->num_sta_no_short_preamble++;
if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
(pmlmepriv->num_sta_no_short_preamble == 1)) {
beacon_updated = true;
update_beacon(padapter, 0xFF, NULL, true);
}
}
} else {
if (psta->no_short_preamble_set) {
psta->no_short_preamble_set = 0;
pmlmepriv->num_sta_no_short_preamble--;
if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
(pmlmepriv->num_sta_no_short_preamble == 0)) {
beacon_updated = true;
update_beacon(padapter, 0xFF, NULL, true);
}
}
}
if (psta->flags & WLAN_STA_NONERP) {
if (!psta->nonerp_set) {
psta->nonerp_set = 1;
pmlmepriv->num_sta_non_erp++;
if (pmlmepriv->num_sta_non_erp == 1) {
beacon_updated = true;
update_beacon(padapter, _ERPINFO_IE_, NULL, true);
}
}
} else {
if (psta->nonerp_set) {
psta->nonerp_set = 0;
pmlmepriv->num_sta_non_erp--;
if (pmlmepriv->num_sta_non_erp == 0) {
beacon_updated = true;
update_beacon(padapter, _ERPINFO_IE_, NULL, true);
}
}
}
if (!(psta->capability & WLAN_CAPABILITY_SHORT_SLOT)) {
if (!psta->no_short_slot_time_set) {
psta->no_short_slot_time_set = 1;
pmlmepriv->num_sta_no_short_slot_time++;
if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
(pmlmepriv->num_sta_no_short_slot_time == 1)) {
beacon_updated = true;
update_beacon(padapter, 0xFF, NULL, true);
}
}
} else {
if (psta->no_short_slot_time_set) {
psta->no_short_slot_time_set = 0;
pmlmepriv->num_sta_no_short_slot_time--;
if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
(pmlmepriv->num_sta_no_short_slot_time == 0)) {
beacon_updated = true;
update_beacon(padapter, 0xFF, NULL, true);
}
}
}
if (psta->flags & WLAN_STA_HT) {
u16 ht_capab = le16_to_cpu(psta->htpriv.ht_cap.cap_info);
RTW_INFO("HT: STA " MAC_FMT " HT Capabilities "
"Info: 0x%04x\n", MAC_ARG(psta->hwaddr), ht_capab);
if (psta->no_ht_set) {
psta->no_ht_set = 0;
pmlmepriv->num_sta_no_ht--;
}
if ((ht_capab & IEEE80211_HT_CAP_GRN_FLD) == 0) {
if (!psta->no_ht_gf_set) {
psta->no_ht_gf_set = 1;
pmlmepriv->num_sta_ht_no_gf++;
}
RTW_INFO("%s STA " MAC_FMT " - no "
"greenfield, num of non-gf stations %d\n",
__func__, MAC_ARG(psta->hwaddr),
pmlmepriv->num_sta_ht_no_gf);
}
if ((ht_capab & IEEE80211_HT_CAP_SUP_WIDTH) == 0) {
if (!psta->ht_20mhz_set) {
psta->ht_20mhz_set = 1;
pmlmepriv->num_sta_ht_20mhz++;
}
RTW_INFO("%s STA " MAC_FMT " - 20 MHz HT, "
"num of 20MHz HT STAs %d\n",
__func__, MAC_ARG(psta->hwaddr),
pmlmepriv->num_sta_ht_20mhz);
}
} else {
if (!psta->no_ht_set) {
psta->no_ht_set = 1;
pmlmepriv->num_sta_no_ht++;
}
if (pmlmepriv->htpriv.ht_option ) {
RTW_INFO("%s STA " MAC_FMT
" - no HT, num of non-HT stations %d\n",
__func__, MAC_ARG(psta->hwaddr),
pmlmepriv->num_sta_no_ht);
}
}
if (rtw_ht_operation_update(padapter) > 0) {
update_beacon(padapter, _HT_CAPABILITY_IE_, NULL, false);
update_beacon(padapter, _HT_ADD_INFO_IE_, NULL, true);
/*beacon_updated = true;*/
}
/* update associcated stations cap. */
associated_clients_update(padapter, beacon_updated, STA_INFO_UPDATE_ALL);
RTW_INFO("%s, updated=%d\n", __func__, beacon_updated);
}
u8 bss_cap_update_on_sta_leave(_adapter *padapter, struct sta_info *psta)
{
u8 beacon_updated = false;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
if (!psta)
return beacon_updated;
if (psta->no_short_preamble_set) {
psta->no_short_preamble_set = 0;
pmlmepriv->num_sta_no_short_preamble--;
if (pmlmeext->cur_wireless_mode > WIRELESS_11B
&& pmlmepriv->num_sta_no_short_preamble == 0) {
beacon_updated = true;
update_beacon(padapter, 0xFF, NULL, true);
}
}
if (psta->nonerp_set) {
psta->nonerp_set = 0;
pmlmepriv->num_sta_non_erp--;
if (pmlmepriv->num_sta_non_erp == 0) {
beacon_updated = true;
update_beacon(padapter, _ERPINFO_IE_, NULL, true);
}
}
if (psta->no_short_slot_time_set) {
psta->no_short_slot_time_set = 0;
pmlmepriv->num_sta_no_short_slot_time--;
if (pmlmeext->cur_wireless_mode > WIRELESS_11B
&& pmlmepriv->num_sta_no_short_slot_time == 0) {
beacon_updated = true;
update_beacon(padapter, 0xFF, NULL, true);
}
}
if (psta->no_ht_gf_set) {
psta->no_ht_gf_set = 0;
pmlmepriv->num_sta_ht_no_gf--;
}
if (psta->no_ht_set) {
psta->no_ht_set = 0;
pmlmepriv->num_sta_no_ht--;
}
if (psta->ht_20mhz_set) {
psta->ht_20mhz_set = 0;
pmlmepriv->num_sta_ht_20mhz--;
}
if (rtw_ht_operation_update(padapter) > 0) {
update_beacon(padapter, _HT_CAPABILITY_IE_, NULL, false);
update_beacon(padapter, _HT_ADD_INFO_IE_, NULL, true);
}
RTW_INFO("%s, updated=%d\n", __func__, beacon_updated);
return beacon_updated;
}
u8 ap_free_sta(_adapter *padapter, struct sta_info *psta, bool active, u16 reason, bool enqueue)
{
unsigned long irqL;
u8 beacon_updated = false;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct sta_priv *pstapriv = &padapter->stapriv;
if (!psta)
return beacon_updated;
if (active ) {
/* tear down Rx AMPDU */
send_delba(padapter, 0, psta->hwaddr);/* recipient */
/* tear down TX AMPDU */
send_delba(padapter, 1, psta->hwaddr);/* */ /* originator */
issue_deauth(padapter, psta->hwaddr, reason);
}
#ifdef CONFIG_BEAMFORMING
beamforming_wk_cmd(padapter, BEAMFORMING_CTRL_LEAVE, psta->hwaddr, ETH_ALEN, 1);
#endif
psta->htpriv.agg_enable_bitmap = 0x0;/* reset */
psta->htpriv.candidate_tid_bitmap = 0x0;/* reset */
/* clear cam entry / key */
rtw_clearstakey_cmd(padapter, psta, enqueue);
_enter_critical_bh(&psta->lock, &irqL);
psta->state &= ~_FW_LINKED;
_exit_critical_bh(&psta->lock, &irqL);
#ifdef CONFIG_IOCTL_CFG80211
if (1) {
#ifdef COMPAT_KERNEL_RELEASE
rtw_cfg80211_indicate_sta_disassoc(padapter, psta->hwaddr, reason);
#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) && !defined(CONFIG_CFG80211_FORCE_COMPATIBLE_2_6_37_UNDER)
rtw_cfg80211_indicate_sta_disassoc(padapter, psta->hwaddr, reason);
#else /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) && !defined(CONFIG_CFG80211_FORCE_COMPATIBLE_2_6_37_UNDER) */
/* will call rtw_cfg80211_indicate_sta_disassoc() in cmd_thread for old API context */
#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)) && !defined(CONFIG_CFG80211_FORCE_COMPATIBLE_2_6_37_UNDER) */
} else
#endif /* CONFIG_IOCTL_CFG80211 */
{
rtw_indicate_sta_disassoc_event(padapter, psta);
}
report_del_sta_event(padapter, psta->hwaddr, reason, enqueue, false);
beacon_updated = bss_cap_update_on_sta_leave(padapter, psta);
/* _enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL); */
rtw_free_stainfo(padapter, psta);
/* _exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL); */
return beacon_updated;
}
int rtw_ap_inform_ch_switch(_adapter *padapter, u8 new_ch, u8 ch_offset)
{
unsigned long irqL;
_list *phead, *plist;
int ret = 0;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
if ((pmlmeinfo->state & 0x03) != WIFI_FW_AP_STATE)
return ret;
RTW_INFO(FUNC_NDEV_FMT" with ch:%u, offset:%u\n",
FUNC_NDEV_ARG(padapter->pnetdev), new_ch, ch_offset);
_enter_critical_bh(&pstapriv->asoc_list_lock, &irqL);
phead = &pstapriv->asoc_list;
plist = get_next(phead);
/* for each sta in asoc_queue */
while ((rtw_end_of_queue_search(phead, plist)) == false) {
psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
plist = get_next(plist);
issue_action_spct_ch_switch(padapter, psta->hwaddr, new_ch, ch_offset);
psta->expire_to = ((pstapriv->expire_to * 2) > 5) ? 5 : (pstapriv->expire_to * 2);
}
_exit_critical_bh(&pstapriv->asoc_list_lock, &irqL);
issue_action_spct_ch_switch(padapter, bc_addr, new_ch, ch_offset);
return ret;
}
int rtw_sta_flush(_adapter *padapter, bool enqueue)
{
unsigned long irqL;
_list *phead, *plist;
int ret = 0;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
u8 flush_num = 0;
char flush_list[NUM_STA];
int i;
if ((pmlmeinfo->state & 0x03) != WIFI_FW_AP_STATE)
return ret;
RTW_INFO(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(padapter->pnetdev));
/* pick sta from sta asoc_queue */
_enter_critical_bh(&pstapriv->asoc_list_lock, &irqL);
phead = &pstapriv->asoc_list;
plist = get_next(phead);
while ((rtw_end_of_queue_search(phead, plist)) == false) {
int stainfo_offset;
psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
plist = get_next(plist);
list_del_init(&psta->asoc_list);
pstapriv->asoc_list_cnt--;
stainfo_offset = rtw_stainfo_offset(pstapriv, psta);
if (stainfo_offset_valid(stainfo_offset))
flush_list[flush_num++] = stainfo_offset;
else
rtw_warn_on(1);
}
_exit_critical_bh(&pstapriv->asoc_list_lock, &irqL);
/* call ap_free_sta() for each sta picked */
for (i = 0; i < flush_num; i++) {
psta = rtw_get_stainfo_by_offset(pstapriv, flush_list[i]);
ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING, enqueue);
}
issue_deauth(padapter, bc_addr, WLAN_REASON_DEAUTH_LEAVING);
associated_clients_update(padapter, true, STA_INFO_UPDATE_ALL);
return ret;
}
/* called > TSR LEVEL for USB or SDIO Interface*/
void sta_info_update(_adapter *padapter, struct sta_info *psta)
{
int flags = psta->flags;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
/* update wmm cap. */
if (WLAN_STA_WME & flags)
psta->qos_option = 1;
else
psta->qos_option = 0;
if (pmlmepriv->qospriv.qos_option == 0)
psta->qos_option = 0;
/* update 802.11n ht cap. */
if (WLAN_STA_HT & flags) {
psta->htpriv.ht_option = true;
psta->qos_option = 1;
psta->htpriv.smps_cap = (le16_to_cpu(psta->htpriv.ht_cap.cap_info) &
IEEE80211_HT_CAP_SM_PS) >> 2;
} else
psta->htpriv.ht_option = false;
if (pmlmepriv->htpriv.ht_option == false)
psta->htpriv.ht_option = false;
update_sta_info_apmode(padapter, psta);
}
/* called >= TSR LEVEL for USB or SDIO Interface*/
void ap_sta_info_defer_update(_adapter *padapter, struct sta_info *psta)
{
if (psta->state & _FW_LINKED)
rtw_hal_update_ra_mask(psta, psta->rssi_level, true); /* DM_RATR_STA_INIT */
}
/* restore hw setting from sw data structures */
void rtw_ap_restore_network(_adapter *padapter)
{
struct mlme_priv *mlmepriv = &padapter->mlmepriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
struct sta_priv *pstapriv = &padapter->stapriv;
struct sta_info *psta;
struct security_priv *psecuritypriv = &(padapter->securitypriv);
unsigned long irqL;
_list *phead, *plist;
u8 chk_alive_num = 0;
char chk_alive_list[NUM_STA];
int i;
rtw_setopmode_cmd(padapter, Ndis802_11APMode, false);
set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode);
rtw_startbss_cmd(padapter, RTW_CMDF_DIRECTLY);
if ((padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_) ||
(padapter->securitypriv.dot11PrivacyAlgrthm == _AES_)) {
/* restore group key, WEP keys is restored in ips_leave() */
rtw_set_key(padapter, psecuritypriv, psecuritypriv->dot118021XGrpKeyid, 0, false);
}
_enter_critical_bh(&pstapriv->asoc_list_lock, &irqL);
phead = &pstapriv->asoc_list;
plist = get_next(phead);
while ((rtw_end_of_queue_search(phead, plist)) == false) {
int stainfo_offset;
psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
plist = get_next(plist);
stainfo_offset = rtw_stainfo_offset(pstapriv, psta);
if (stainfo_offset_valid(stainfo_offset))
chk_alive_list[chk_alive_num++] = stainfo_offset;
}
_exit_critical_bh(&pstapriv->asoc_list_lock, &irqL);
for (i = 0; i < chk_alive_num; i++) {
psta = rtw_get_stainfo_by_offset(pstapriv, chk_alive_list[i]);
if (psta == NULL)
RTW_INFO(FUNC_ADPT_FMT" sta_info is null\n", FUNC_ADPT_ARG(padapter));
else if (psta->state & _FW_LINKED) {
rtw_sta_media_status_rpt(padapter, psta, 1);
Update_RA_Entry(padapter, psta);
/* pairwise key */
/* per sta pairwise key and settings */
if ((padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_) ||
(padapter->securitypriv.dot11PrivacyAlgrthm == _AES_))
rtw_setstakey_cmd(padapter, psta, UNICAST_KEY, false);
}
}
}
void start_ap_mode(_adapter *padapter)
{
int i;
struct sta_info *psta = NULL;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct sta_priv *pstapriv = &padapter->stapriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
struct security_priv *psecuritypriv = &padapter->securitypriv;
pmlmepriv->update_bcn = false;
/*init_mlme_ap_info(padapter);*/
pmlmeext->bstart_bss = false;
pmlmepriv->num_sta_non_erp = 0;
pmlmepriv->num_sta_no_short_slot_time = 0;
pmlmepriv->num_sta_no_short_preamble = 0;
pmlmepriv->num_sta_ht_no_gf = 0;
pmlmepriv->num_sta_no_ht = 0;
pmlmeinfo->HT_info_enable = 0;
pmlmeinfo->HT_caps_enable = 0;
pmlmeinfo->HT_enable = 0;
pmlmepriv->num_sta_ht_20mhz = 0;
pmlmepriv->num_sta_40mhz_intolerant = 0;
ATOMIC_SET(&pmlmepriv->olbc, false);
ATOMIC_SET(&pmlmepriv->olbc_ht, false);
pmlmepriv->ht_20mhz_width_req = false;
pmlmepriv->ht_intolerant_ch_reported = false;
pmlmepriv->ht_op_mode = 0;
pmlmepriv->sw_to_20mhz = 0;
memset(pmlmepriv->ext_capab_ie_data, 0, sizeof(pmlmepriv->ext_capab_ie_data));
pmlmepriv->ext_capab_ie_len = 0;
#ifdef CONFIG_CONCURRENT_MODE
psecuritypriv->dot118021x_bmc_cam_id = INVALID_SEC_MAC_CAM_ID;
#endif
for (i = 0 ; i < NUM_STA ; i++)
pstapriv->sta_aid[i] = NULL;
#if CONFIG_RTW_MACADDR_ACL
rtw_macaddr_acl_init(padapter);
#endif
psta = rtw_get_bcmc_stainfo(padapter);
/*_enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL);*/
if (psta)
rtw_free_stainfo(padapter, psta);
/*_exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL);*/
rtw_init_bcmc_stainfo(padapter);
if (rtw_mi_get_ap_num(padapter))
RTW_SET_SCAN_BAND_SKIP(padapter, BAND_5G);
}
void stop_ap_mode(_adapter *padapter)
{
unsigned long irqL;
struct sta_info *psta = NULL;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct dvobj_priv *pdvobj = padapter->dvobj;
RTW_INFO("%s -"ADPT_FMT"\n", __func__, ADPT_ARG(padapter));
pmlmepriv->update_bcn = false;
padapter->netif_up = false;
/* reset and init security priv , this can refine with rtw_reset_securitypriv */
memset((unsigned char *)&padapter->securitypriv, 0, sizeof(struct security_priv));
padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeOpen;
padapter->securitypriv.ndisencryptstatus = Ndis802_11WEPDisabled;
#ifdef CONFIG_DFS_MASTER
rtw_dfs_master_status_apply(padapter, MLME_AP_STOPPED);
#endif
/* free scan queue */
rtw_free_network_queue(padapter, true);
#if CONFIG_RTW_MACADDR_ACL
rtw_macaddr_acl_deinit(padapter);
#endif
rtw_sta_flush(padapter, true);
/* free_assoc_sta_resources */
rtw_free_all_stainfo(padapter);
psta = rtw_get_bcmc_stainfo(padapter);
/* _enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL); */
rtw_free_stainfo(padapter, psta);
/*_exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL);*/
rtw_free_mlme_priv_ie_data(pmlmepriv);
#ifdef CONFIG_SWTIMER_BASED_TXBCN
if (pmlmeext->bstart_bss ) {
_enter_critical_bh(&pdvobj->ap_if_q.lock, &irqL);
pdvobj->nr_ap_if--;
if (pdvobj->nr_ap_if > 0)
pdvobj->inter_bcn_space = DEFAULT_BCN_INTERVAL / pdvobj->nr_ap_if;
else
pdvobj->inter_bcn_space = DEFAULT_BCN_INTERVAL;
list_del_init(&padapter->list);
_exit_critical_bh(&pdvobj->ap_if_q.lock, &irqL);
rtw_hal_set_hwreg(padapter, HW_VAR_BEACON_INTERVAL, (u8 *)(&pdvobj->inter_bcn_space));
if (pdvobj->nr_ap_if == 0)
_cancel_timer_ex(&pdvobj->txbcn_timer);
}
#endif
pmlmeext->bstart_bss = false;
#ifdef CONFIG_BT_COEXIST
rtw_btcoex_MediaStatusNotify(padapter, 0); /* disconnect */
#endif
}
#endif /* CONFIG_NATIVEAP_MLME */
void rtw_ap_update_bss_chbw(_adapter *adapter, WLAN_BSSID_EX *bss, u8 ch, u8 bw, u8 offset)
{
#define UPDATE_VHT_CAP 1
#define UPDATE_HT_CAP 1
struct ht_priv *htpriv = &adapter->mlmepriv.htpriv;
u8 *ht_cap_ie, *ht_op_ie;
int ht_cap_ielen, ht_op_ielen;
ht_cap_ie = rtw_get_ie((bss->IEs + sizeof(NDIS_802_11_FIXED_IEs)), EID_HTCapability, &ht_cap_ielen, (bss->IELength - sizeof(NDIS_802_11_FIXED_IEs)));
ht_op_ie = rtw_get_ie((bss->IEs + sizeof(NDIS_802_11_FIXED_IEs)), EID_HTInfo, &ht_op_ielen, (bss->IELength - sizeof(NDIS_802_11_FIXED_IEs)));
/* update ht cap ie */
if (ht_cap_ie && ht_cap_ielen) {
#if UPDATE_HT_CAP
if (bw >= CHANNEL_WIDTH_40)
SET_HT_CAP_ELE_CHL_WIDTH(ht_cap_ie + 2, 1);
else
SET_HT_CAP_ELE_CHL_WIDTH(ht_cap_ie + 2, 0);
if (bw >= CHANNEL_WIDTH_40 && htpriv->sgi_40m)
SET_HT_CAP_ELE_SHORT_GI40M(ht_cap_ie + 2, 1);
else
SET_HT_CAP_ELE_SHORT_GI40M(ht_cap_ie + 2, 0);
if (htpriv->sgi_20m)
SET_HT_CAP_ELE_SHORT_GI20M(ht_cap_ie + 2, 1);
else
SET_HT_CAP_ELE_SHORT_GI20M(ht_cap_ie + 2, 0);
#endif
}
/* update ht op ie */
if (ht_op_ie && ht_op_ielen) {
SET_HT_OP_ELE_PRI_CHL(ht_op_ie + 2, ch);
switch (offset) {
case HAL_PRIME_CHNL_OFFSET_LOWER:
SET_HT_OP_ELE_2ND_CHL_OFFSET(ht_op_ie + 2, SCA);
break;
case HAL_PRIME_CHNL_OFFSET_UPPER:
SET_HT_OP_ELE_2ND_CHL_OFFSET(ht_op_ie + 2, SCB);
break;
case HAL_PRIME_CHNL_OFFSET_DONT_CARE:
default:
SET_HT_OP_ELE_2ND_CHL_OFFSET(ht_op_ie + 2, SCN);
break;
}
if (bw >= CHANNEL_WIDTH_40)
SET_HT_OP_ELE_STA_CHL_WIDTH(ht_op_ie + 2, 1);
else
SET_HT_OP_ELE_STA_CHL_WIDTH(ht_op_ie + 2, 0);
}
{
u8 *p;
int ie_len;
u8 old_ch = bss->Configuration.DSConfig;
bool change_band = false;
if ((ch <= 14 && old_ch >= 36) || (ch >= 36 && old_ch <= 14))
change_band = true;
/* update channel in IE */
p = rtw_get_ie((bss->IEs + sizeof(NDIS_802_11_FIXED_IEs)), _DSSET_IE_, &ie_len, (bss->IELength - sizeof(NDIS_802_11_FIXED_IEs)));
if (p && ie_len > 0)
*(p + 2) = ch;
bss->Configuration.DSConfig = ch;
/* band is changed, update ERP, support rate, ext support rate IE */
if (change_band )
change_band_update_ie(adapter, bss, ch);
}
}
bool rtw_ap_chbw_decision(_adapter *adapter, s16 req_ch, s8 req_bw, s8 req_offset
, u8 *ch, u8 *bw, u8 *offset, u8 *chbw_allow)
{
u8 cur_ie_ch, cur_ie_bw, cur_ie_offset;
u8 dec_ch, dec_bw, dec_offset;
u8 u_ch = 0, u_offset, u_bw;
bool changed = false;
struct mlme_ext_priv *mlmeext = &(adapter->mlmeextpriv);
WLAN_BSSID_EX *network = &(adapter->mlmepriv.cur_network.network);
struct mi_state mstate;
bool set_u_ch = false, set_dec_ch = false;
rtw_ies_get_chbw(network->IEs + sizeof(NDIS_802_11_FIXED_IEs)
, network->IELength - sizeof(NDIS_802_11_FIXED_IEs)
, &cur_ie_ch, &cur_ie_bw, &cur_ie_offset);
#ifdef CONFIG_MCC_MODE
if (MCC_EN(adapter)) {
if (rtw_hal_check_mcc_status(adapter, MCC_STATUS_DOING_MCC)) {
/* check channel settings are the same */
if (cur_ie_ch == mlmeext->cur_channel
&& cur_ie_bw == mlmeext->cur_bwmode
&& cur_ie_offset == mlmeext->cur_ch_offset) {
RTW_INFO(FUNC_ADPT_FMT"req ch settings are the same as current ch setting, go to exit\n"
, FUNC_ADPT_ARG(adapter));
*chbw_allow = false;
goto exit;
} else {
RTW_INFO(FUNC_ADPT_FMT"request channel settings are not the same as current channel setting(%d,%d,%d,%d,%d,%d), restart MCC\n"
, FUNC_ADPT_ARG(adapter)
, cur_ie_ch, cur_ie_bw, cur_ie_bw
, mlmeext->cur_channel, mlmeext->cur_bwmode, mlmeext->cur_ch_offset);
rtw_hal_set_mcc_setting_disconnect(adapter);
}
}
}
#endif /* CONFIG_MCC_MODE */
/* use chbw of cur_ie updated with specifying req as temporary decision */
dec_ch = (req_ch <= 0) ? cur_ie_ch : req_ch;
dec_bw = (req_bw < 0) ? cur_ie_bw : req_bw;
dec_offset = (req_offset < 0) ? cur_ie_offset : req_offset;
rtw_mi_status_no_self(adapter, &mstate);
RTW_INFO(FUNC_ADPT_FMT" ld_sta_num:%u, lg_sta_num%u, ap_num:%u\n"
, FUNC_ADPT_ARG(adapter), MSTATE_STA_LD_NUM(&mstate), MSTATE_STA_LG_NUM(&mstate), MSTATE_AP_NUM(&mstate));
if (MSTATE_STA_LD_NUM(&mstate) || MSTATE_AP_NUM(&mstate)) {
/* has linked STA or AP mode, follow */
rtw_warn_on(!rtw_mi_get_ch_setting_union_no_self(adapter, &u_ch, &u_bw, &u_offset));
RTW_INFO(FUNC_ADPT_FMT" union no self: %u,%u,%u\n", FUNC_ADPT_ARG(adapter), u_ch, u_bw, u_offset);
RTW_INFO(FUNC_ADPT_FMT" req: %d,%d,%d\n", FUNC_ADPT_ARG(adapter), req_ch, req_bw, req_offset);
rtw_adjust_chbw(adapter, u_ch, &dec_bw, &dec_offset);
#ifdef CONFIG_MCC_MODE
if (MCC_EN(adapter)) {
if (!rtw_is_chbw_grouped(u_ch, u_bw, u_offset, dec_ch, dec_bw, dec_offset)) {
mlmeext->cur_channel = *ch = dec_ch;
mlmeext->cur_bwmode = *bw = dec_bw;
mlmeext->cur_ch_offset = *offset = dec_offset;
/* channel bw offset can not be allowed, need MCC */
*chbw_allow = false;
RTW_INFO(FUNC_ADPT_FMT" enable mcc: %u,%u,%u\n", FUNC_ADPT_ARG(adapter)
, *ch, *bw, *offset);
goto exit;
} else
/* channel bw offset can be allowed, not need MCC */
*chbw_allow = true;
}
#endif /* CONFIG_MCC_MODE */
rtw_sync_chbw(&dec_ch, &dec_bw, &dec_offset
, &u_ch, &u_bw, &u_offset);
rtw_ap_update_bss_chbw(adapter, &(adapter->mlmepriv.cur_network.network)
, dec_ch, dec_bw, dec_offset);
set_u_ch = true;
} else if (MSTATE_STA_LG_NUM(&mstate)) {
/* has linking STA */
rtw_warn_on(!rtw_mi_get_ch_setting_union_no_self(adapter, &u_ch, &u_bw, &u_offset));
RTW_INFO(FUNC_ADPT_FMT" union no self: %u,%u,%u\n", FUNC_ADPT_ARG(adapter), u_ch, u_bw, u_offset);
RTW_INFO(FUNC_ADPT_FMT" req: %d,%d,%d\n", FUNC_ADPT_ARG(adapter), req_ch, req_bw, req_offset);
rtw_adjust_chbw(adapter, dec_ch, &dec_bw, &dec_offset);
if (rtw_is_chbw_grouped(u_ch, u_bw, u_offset, dec_ch, dec_bw, dec_offset)) {
rtw_sync_chbw(&dec_ch, &dec_bw, &dec_offset
, &u_ch, &u_bw, &u_offset);
rtw_ap_update_bss_chbw(adapter, &(adapter->mlmepriv.cur_network.network)
, dec_ch, dec_bw, dec_offset);
set_u_ch = true;
/* channel bw offset can be allowed, not need MCC */
*chbw_allow = true;
} else {
#ifdef CONFIG_MCC_MODE
if (MCC_EN(adapter)) {
mlmeext->cur_channel = *ch = dec_ch;
mlmeext->cur_bwmode = *bw = dec_bw;
mlmeext->cur_ch_offset = *offset = dec_offset;
/* channel bw offset can not be allowed, need MCC */
*chbw_allow = false;
RTW_INFO(FUNC_ADPT_FMT" enable mcc: %u,%u,%u\n", FUNC_ADPT_ARG(adapter)
, *ch, *bw, *offset);
goto exit;
}
#endif /* CONFIG_MCC_MODE */
/* set this for possible ch change when join down*/
set_fwstate(&adapter->mlmepriv, WIFI_OP_CH_SWITCHING);
}
} else {
/* single AP mode */
RTW_INFO(FUNC_ADPT_FMT" req: %d,%d,%d\n", FUNC_ADPT_ARG(adapter), req_ch, req_bw, req_offset);
/* check temporary decision first */
rtw_adjust_chbw(adapter, dec_ch, &dec_bw, &dec_offset);
if (!rtw_get_offset_by_chbw(dec_ch, dec_bw, &dec_offset)) {
if (req_ch == -1 || req_bw == -1)
goto choose_chbw;
RTW_WARN(FUNC_ADPT_FMT" req: %u,%u has no valid offset\n", FUNC_ADPT_ARG(adapter), dec_ch, dec_bw);
*chbw_allow = false;
goto exit;
}
if (!rtw_chset_is_chbw_valid(mlmeext->channel_set, dec_ch, dec_bw, dec_offset)) {
if (req_ch == -1 || req_bw == -1)
goto choose_chbw;
RTW_WARN(FUNC_ADPT_FMT" req: %u,%u,%u doesn't fit in chplan\n", FUNC_ADPT_ARG(adapter), dec_ch, dec_bw, dec_offset);
*chbw_allow = false;
goto exit;
}
if (rtw_odm_dfs_domain_unknown(adapter) && rtw_is_dfs_ch(dec_ch, dec_bw, dec_offset)) {
if (req_ch >= 0)
RTW_WARN(FUNC_ADPT_FMT" DFS channel %u,%u,%u can't be used\n", FUNC_ADPT_ARG(adapter), dec_ch, dec_bw, dec_offset);
if (req_ch > 0) {
/* specific channel and not from IE => don't change channel setting */
*chbw_allow = false;
goto exit;
}
goto choose_chbw;
}
if (rtw_chset_is_ch_non_ocp(mlmeext->channel_set, dec_ch, dec_bw, dec_offset) == false)
goto update_bss_chbw;
choose_chbw:
if (req_bw < 0)
req_bw = cur_ie_bw;
#if defined(CONFIG_DFS_MASTER)
if (!rtw_odm_dfs_domain_unknown(adapter)) {
/* choose 5G DFS channel for debug */
if (adapter_to_rfctl(adapter)->dbg_dfs_master_choose_dfs_ch_first
&& rtw_choose_shortest_waiting_ch(adapter, req_bw, &dec_ch, &dec_bw, &dec_offset, RTW_CHF_2G | RTW_CHF_NON_DFS) )
RTW_INFO(FUNC_ADPT_FMT" choose 5G DFS channel for debug\n", FUNC_ADPT_ARG(adapter));
else if (adapter_to_rfctl(adapter)->dfs_ch_sel_d_flags
&& rtw_choose_shortest_waiting_ch(adapter, req_bw, &dec_ch, &dec_bw, &dec_offset, adapter_to_rfctl(adapter)->dfs_ch_sel_d_flags) )
RTW_INFO(FUNC_ADPT_FMT" choose with dfs_ch_sel_d_flags:0x%02x for debug\n", FUNC_ADPT_ARG(adapter), adapter_to_rfctl(adapter)->dfs_ch_sel_d_flags);
else if (rtw_choose_shortest_waiting_ch(adapter, req_bw, &dec_ch, &dec_bw, &dec_offset, 0) == false) {
RTW_WARN(FUNC_ADPT_FMT" no available channel\n", FUNC_ADPT_ARG(adapter));
*chbw_allow = false;
goto exit;
}
} else
#endif /* defined(CONFIG_DFS_MASTER) */
if (rtw_choose_shortest_waiting_ch(adapter, req_bw, &dec_ch, &dec_bw, &dec_offset, RTW_CHF_DFS) == false) {
RTW_WARN(FUNC_ADPT_FMT" no available channel\n", FUNC_ADPT_ARG(adapter));
*chbw_allow = false;
goto exit;
}
update_bss_chbw:
rtw_ap_update_bss_chbw(adapter, &(adapter->mlmepriv.cur_network.network)
, dec_ch, dec_bw, dec_offset);
/* channel bw offset can be allowed for single AP, not need MCC */
*chbw_allow = true;
set_dec_ch = true;
}
if (rtw_mi_check_fwstate(adapter, _FW_UNDER_SURVEY)) {
/* scanning, leave ch setting to scan state machine */
set_u_ch = set_dec_ch = false;
}
if (mlmeext->cur_channel != dec_ch
|| mlmeext->cur_bwmode != dec_bw
|| mlmeext->cur_ch_offset != dec_offset)
changed = true;
if (changed && rtw_linked_check(adapter) == true) {
#ifdef CONFIG_SPCT_CH_SWITCH
if (1)
rtw_ap_inform_ch_switch(adapter, dec_ch, dec_offset);
else
#endif
rtw_sta_flush(adapter, false);
}
mlmeext->cur_channel = dec_ch;
mlmeext->cur_bwmode = dec_bw;
mlmeext->cur_ch_offset = dec_offset;
if (u_ch != 0)
RTW_INFO(FUNC_ADPT_FMT" union: %u,%u,%u\n", FUNC_ADPT_ARG(adapter), u_ch, u_bw, u_offset);
RTW_INFO(FUNC_ADPT_FMT" dec: %u,%u,%u\n", FUNC_ADPT_ARG(adapter), dec_ch, dec_bw, dec_offset);
if (set_u_ch ) {
*ch = u_ch;
*bw = u_bw;
*offset = u_offset;
} else if (set_dec_ch ) {
*ch = dec_ch;
*bw = dec_bw;
*offset = dec_offset;
}
exit:
return changed;
}
/*#define DBG_SWTIMER_BASED_TXBCN*/
#ifdef CONFIG_SWTIMER_BASED_TXBCN
void tx_beacon_handler(struct dvobj_priv *pdvobj)
{
#define BEACON_EARLY_TIME 20 /* unit:TU*/
unsigned long irqL;
_list *plist, *phead;
u32 timestamp[2];
u32 bcn_interval_us; /* unit : usec */
u64 time;
u32 cur_tick, time_offset; /* unit : usec */
u32 inter_bcn_space_us; /* unit : usec */
int nr_vap, idx, bcn_idx;
int i;
u8 val8, late = 0;
_adapter *padapter = NULL;
i = 0;
/* get first ap mode interface */
_enter_critical_bh(&pdvobj->ap_if_q.lock, &irqL);
if (list_empty(&pdvobj->ap_if_q.queue) || (pdvobj->nr_ap_if == 0)) {
RTW_INFO("[%s] ERROR: ap_if_q is empty!or nr_ap = %d\n", __func__, pdvobj->nr_ap_if);
_exit_critical_bh(&pdvobj->ap_if_q.lock, &irqL);
return;
} else
padapter = LIST_CONTAINOR(get_next(&(pdvobj->ap_if_q.queue)), struct _ADAPTER, list);
_exit_critical_bh(&pdvobj->ap_if_q.lock, &irqL);
if (NULL == padapter) {
RTW_INFO("[%s] ERROR: no any ap interface!\n", __func__);
return;
}
bcn_interval_us = DEFAULT_BCN_INTERVAL * NET80211_TU_TO_US;
if (0 == bcn_interval_us) {
RTW_INFO("[%s] ERROR: beacon interval = 0\n", __func__);
return;
}
/* read TSF */
timestamp[1] = rtw_read32(padapter, 0x560 + 4);
timestamp[0] = rtw_read32(padapter, 0x560);
while (timestamp[1]) {
time = (0xFFFFFFFF % bcn_interval_us + 1) * timestamp[1] + timestamp[0];
timestamp[0] = (u32)time;
timestamp[1] = (u32)(time >> 32);
}
cur_tick = timestamp[0] % bcn_interval_us;
_enter_critical_bh(&pdvobj->ap_if_q.lock, &irqL);
nr_vap = (pdvobj->nr_ap_if - 1);
if (nr_vap > 0) {
inter_bcn_space_us = pdvobj->inter_bcn_space * NET80211_TU_TO_US; /* beacon_interval / (nr_vap+1); */
idx = cur_tick / inter_bcn_space_us;
if (idx < nr_vap) /* if (idx < (nr_vap+1))*/
bcn_idx = idx + 1; /* bcn_idx = (idx + 1) % (nr_vap+1);*/
else
bcn_idx = 0;
/* to get padapter based on bcn_idx */
padapter = NULL;
phead = get_list_head(&pdvobj->ap_if_q);
plist = get_next(phead);
while ((!rtw_end_of_queue_search(phead, plist))) {
padapter = LIST_CONTAINOR(plist, struct _ADAPTER, list);
plist = get_next(plist);
if (i == bcn_idx)
break;
i++;
}
if ((NULL == padapter) || (i > pdvobj->nr_ap_if)) {
RTW_INFO("[%s] ERROR: nr_ap_if = %d, padapter=%p, bcn_idx=%d, index=%d\n",
__func__, pdvobj->nr_ap_if, padapter, bcn_idx, i);
_exit_critical_bh(&pdvobj->ap_if_q.lock, &irqL);
return;
}
#ifdef DBG_SWTIMER_BASED_TXBCN
RTW_INFO("BCN_IDX=%d, cur_tick=%d, padapter=%p\n", bcn_idx, cur_tick, padapter);
#endif
if (((idx + 2 == nr_vap + 1) && (idx < nr_vap + 1)) || (0 == bcn_idx)) {
time_offset = bcn_interval_us - cur_tick - BEACON_EARLY_TIME * NET80211_TU_TO_US;
if ((s32)time_offset < 0)
time_offset += inter_bcn_space_us;
} else {
time_offset = (idx + 2) * inter_bcn_space_us - cur_tick - BEACON_EARLY_TIME * NET80211_TU_TO_US;
if (time_offset > (inter_bcn_space_us + (inter_bcn_space_us >> 1))) {
time_offset -= inter_bcn_space_us;
late = 1;
}
}
} else
/*#endif*/ { /* MBSSID */
time_offset = 2 * bcn_interval_us - cur_tick - BEACON_EARLY_TIME * NET80211_TU_TO_US;
if (time_offset > (bcn_interval_us + (bcn_interval_us >> 1))) {
time_offset -= bcn_interval_us;
late = 1;
}
}
_exit_critical_bh(&pdvobj->ap_if_q.lock, &irqL);
#ifdef DBG_SWTIMER_BASED_TXBCN
RTW_INFO("set sw bcn timer %d us\n", time_offset);
#endif
_set_timer(&pdvobj->txbcn_timer, time_offset / NET80211_TU_TO_US);
if (padapter) {
#ifdef DBG_SWTIMER_BASED_TXBCN
RTW_INFO("padapter=%p, PORT=%d\n", padapter, padapter->hw_port);
#endif
/*update_beacon(padapter, _TIM_IE_, NULL, false);*/
issue_beacon(padapter, 0);
}
}
void tx_beacon_timer_handler(struct dvobj_priv *pdvobj)
{
_adapter *padapter = pdvobj->padapters[0];
if (padapter)
set_tx_beacon_cmd(padapter);
}
#endif
#endif /* CONFIG_AP_MODE */
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