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wifi-rtl8852bs/core/rtw_wlan_util.c
James Deng 1363ae5b05 Update for v1.0alpha2
2024-03-01 19:54:35 +08:00

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/******************************************************************************
*
* Copyright(c) 2007 - 2021 Realtek Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
*****************************************************************************/
#define _RTW_WLAN_UTIL_C_
#include <drv_types.h>
unsigned char ARTHEROS_OUI1[] = {0x00, 0x03, 0x7f};
unsigned char ARTHEROS_OUI2[] = {0x00, 0x13, 0x74};
unsigned char BROADCOM_OUI1[] = {0x00, 0x10, 0x18};
unsigned char BROADCOM_OUI2[] = {0x00, 0x0a, 0xf7};
unsigned char BROADCOM_OUI3[] = {0x00, 0x05, 0xb5};
unsigned char CISCO_OUI[] = {0x00, 0x40, 0x96};
unsigned char MARVELL_OUI[] = {0x00, 0x50, 0x43};
unsigned char RALINK_OUI[] = {0x00, 0x0c, 0x43};
unsigned char REALTEK_OUI[] = {0x00, 0xe0, 0x4c};
unsigned char AIRGOCAP_OUI[] = {0x00, 0x0a, 0xf5};
unsigned char REALTEK_96B_IE[] = {0x00, 0xe0, 0x4c, 0x02, 0x01, 0x20};
extern unsigned char RTW_WPA_OUI[];
extern unsigned char WPA_TKIP_CIPHER[4];
extern unsigned char RSN_TKIP_CIPHER[4];
#define R2T_PHY_DELAY (0)
/* #define WAIT_FOR_BCN_TO_MIN (3000) */
#define WAIT_FOR_BCN_TO_MIN (6000)
#define WAIT_FOR_BCN_TO_MAX (20000)
static u8 rtw_basic_rate_cck[4] = {
IEEE80211_CCK_RATE_1MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB | IEEE80211_BASIC_RATE_MASK,
IEEE80211_CCK_RATE_5MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB | IEEE80211_BASIC_RATE_MASK
};
static u8 rtw_basic_rate_ofdm[3] = {
IEEE80211_OFDM_RATE_6MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB | IEEE80211_BASIC_RATE_MASK,
IEEE80211_OFDM_RATE_24MB | IEEE80211_BASIC_RATE_MASK
};
static u8 rtw_basic_rate_mix[7] = {
IEEE80211_CCK_RATE_1MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB | IEEE80211_BASIC_RATE_MASK,
IEEE80211_CCK_RATE_5MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB | IEEE80211_BASIC_RATE_MASK,
IEEE80211_OFDM_RATE_6MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB | IEEE80211_BASIC_RATE_MASK,
IEEE80211_OFDM_RATE_24MB | IEEE80211_BASIC_RATE_MASK
};
extern u8 WIFI_CCKRATES[];
bool rtw_is_cck_rate(u8 rate)
{
int i;
for (i = 0; i < 4; i++)
if ((WIFI_CCKRATES[i] & 0x7F) == (rate & 0x7F))
return 1;
return 0;
}
extern u8 WIFI_OFDMRATES[];
bool rtw_is_ofdm_rate(u8 rate)
{
int i;
for (i = 0; i < 8; i++)
if ((WIFI_OFDMRATES[i] & 0x7F) == (rate & 0x7F))
return 1;
return 0;
}
/* test if rate is defined in rtw_basic_rate_cck */
bool rtw_is_basic_rate_cck(u8 rate)
{
int i;
for (i = 0; i < 4; i++)
if ((rtw_basic_rate_cck[i] & 0x7F) == (rate & 0x7F))
return 1;
return 0;
}
/* test if rate is defined in rtw_basic_rate_ofdm */
bool rtw_is_basic_rate_ofdm(u8 rate)
{
int i;
for (i = 0; i < 3; i++)
if ((rtw_basic_rate_ofdm[i] & 0x7F) == (rate & 0x7F))
return 1;
return 0;
}
/* test if rate is defined in rtw_basic_rate_mix */
bool rtw_is_basic_rate_mix(u8 rate)
{
int i;
for (i = 0; i < 7; i++)
if ((rtw_basic_rate_mix[i] & 0x7F) == (rate & 0x7F))
return 1;
return 0;
}
int cckrates_included(unsigned char *rate, int ratelen)
{
int i;
for (i = 0; i < ratelen; i++) {
if ((((rate[i]) & 0x7f) == 2) || (((rate[i]) & 0x7f) == 4) ||
(((rate[i]) & 0x7f) == 11) || (((rate[i]) & 0x7f) == 22))
return _TRUE;
}
return _FALSE;
}
int cckratesonly_included(unsigned char *rate, int ratelen)
{
int i;
for (i = 0; i < ratelen; i++) {
if ((((rate[i]) & 0x7f) != 2) && (((rate[i]) & 0x7f) != 4) &&
(((rate[i]) & 0x7f) != 11) && (((rate[i]) & 0x7f) != 22))
return _FALSE;
}
return _TRUE;
}
s8 rtw_get_sta_rx_nss(_adapter *adapter, struct sta_info *psta)
{
s8 nss = 1;
struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
struct _ADAPTER_LINK *padapter_link = psta->padapter_link;
if (!psta)
return nss;
nss = get_phy_rx_nss(adapter, padapter_link);
#ifdef CONFIG_80211N_HT
#ifdef CONFIG_80211AC_VHT
#ifdef CONFIG_80211AX_HE
if (psta->hepriv.he_option)
nss = psta->phl_sta->asoc_cap.nss_tx;
else
#endif /* CONFIG_80211AX_HE */
if (psta->vhtpriv.vht_option)
nss = rtw_min(nss, rtw_vht_mcsmap_to_nss(psta->vhtpriv.vht_mcs_map));
else
#endif /* CONFIG_80211AC_VHT */
if (psta->htpriv.ht_option)
nss = rtw_min(nss, rtw_ht_mcsset_to_nss(psta->htpriv.ht_cap.supp_mcs_set));
#endif /*CONFIG_80211N_HT*/
RTW_INFO("%s: %d ss\n", __func__, nss);
return nss;
}
s8 rtw_get_sta_tx_nss(_adapter *adapter, struct sta_info *psta)
{
s8 nss = 1;
struct _ADAPTER_LINK *padapter_link = psta->padapter_link;
if (!psta)
return nss;
nss = get_phy_tx_nss(adapter, padapter_link);
#ifdef CONFIG_80211N_HT
#ifdef CONFIG_80211AC_VHT
#ifdef CONFIG_80211AX_HE
if (psta->hepriv.he_option)
nss = psta->phl_sta->asoc_cap.nss_rx;
else
#endif /* CONFIG_80211AX_HE */
if (psta->vhtpriv.vht_option)
nss = rtw_min(nss, rtw_vht_mcsmap_to_nss(psta->vhtpriv.vht_mcs_map));
else
#endif /* CONFIG_80211AC_VHT */
if (psta->htpriv.ht_option)
nss = rtw_min(nss, rtw_ht_mcsset_to_nss(psta->htpriv.ht_cap.supp_mcs_set));
#endif /*CONFIG_80211N_HT*/
RTW_INFO("%s: %d SS\n", __func__, nss);
return nss;
}
unsigned char ratetbl_val_2wifirate(unsigned char rate)
{
unsigned char val = 0;
switch (rate & 0x7f) {
case 0:
val = IEEE80211_CCK_RATE_1MB;
break;
case 1:
val = IEEE80211_CCK_RATE_2MB;
break;
case 2:
val = IEEE80211_CCK_RATE_5MB;
break;
case 3:
val = IEEE80211_CCK_RATE_11MB;
break;
case 4:
val = IEEE80211_OFDM_RATE_6MB;
break;
case 5:
val = IEEE80211_OFDM_RATE_9MB;
break;
case 6:
val = IEEE80211_OFDM_RATE_12MB;
break;
case 7:
val = IEEE80211_OFDM_RATE_18MB;
break;
case 8:
val = IEEE80211_OFDM_RATE_24MB;
break;
case 9:
val = IEEE80211_OFDM_RATE_36MB;
break;
case 10:
val = IEEE80211_OFDM_RATE_48MB;
break;
case 11:
val = IEEE80211_OFDM_RATE_54MB;
break;
}
return val;
}
int is_basicrate(_adapter *padapter, struct _ADAPTER_LINK *padapter_link, unsigned char rate)
{
int i;
unsigned char val;
struct link_mlme_ext_priv *pmlmeext = &padapter_link->mlmeextpriv;
for (i = 0; i < NumRates; i++) {
val = pmlmeext->basicrate[i];
if ((val != 0xff) && (val != 0xfe)) {
if (rate == ratetbl_val_2wifirate(val))
return _TRUE;
}
}
return _FALSE;
}
unsigned int ratetbl2rateset(_adapter *padapter, struct _ADAPTER_LINK *padapter_link,
unsigned char *rateset)
{
int i;
unsigned char rate;
unsigned int len = 0;
struct link_mlme_ext_priv *pmlmeext = &padapter_link->mlmeextpriv;
for (i = 0; i < NumRates; i++) {
rate = pmlmeext->datarate[i];
if (rtw_get_oper_ch(padapter, padapter_link) > 14 && rate < _6M_RATE_) /*5G no support CCK rate*/
continue;
switch (rate) {
case 0xff:
return len;
case 0xfe:
continue;
default:
rate = ratetbl_val_2wifirate(rate);
if (is_basicrate(padapter, padapter_link, rate) == _TRUE)
rate |= IEEE80211_BASIC_RATE_MASK;
rateset[len] = rate;
len++;
break;
}
}
return len;
}
void get_rate_set(_adapter *padapter, struct _ADAPTER_LINK *padapter_link,
unsigned char *pbssrate, int *bssrate_len)
{
unsigned char supportedrates[NumRates];
_rtw_memset(supportedrates, 0, NumRates);
*bssrate_len = ratetbl2rateset(padapter, padapter_link, supportedrates);
_rtw_memcpy(pbssrate, supportedrates, *bssrate_len);
}
void set_mcs_rate_by_mask(u8 *mcs_set, u32 mask)
{
u8 mcs_rate_1r = (u8)(mask & 0xff);
u8 mcs_rate_2r = (u8)((mask >> 8) & 0xff);
u8 mcs_rate_3r = (u8)((mask >> 16) & 0xff);
u8 mcs_rate_4r = (u8)((mask >> 24) & 0xff);
mcs_set[0] &= mcs_rate_1r;
mcs_set[1] &= mcs_rate_2r;
mcs_set[2] &= mcs_rate_3r;
mcs_set[3] &= mcs_rate_4r;
}
void UpdateBrateTbl(
_adapter *adapter,
u8 *mBratesOS
)
{
u8 i;
u8 rate;
/* 1M, 2M, 5.5M, 11M, 6M, 12M, 24M are mandatory. */
for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) {
rate = mBratesOS[i] & 0x7f;
switch (rate) {
case IEEE80211_CCK_RATE_1MB:
case IEEE80211_CCK_RATE_2MB:
case IEEE80211_CCK_RATE_5MB:
case IEEE80211_CCK_RATE_11MB:
case IEEE80211_OFDM_RATE_6MB:
case IEEE80211_OFDM_RATE_12MB:
case IEEE80211_OFDM_RATE_24MB:
mBratesOS[i] |= IEEE80211_BASIC_RATE_MASK;
break;
}
}
}
void UpdateBrateTblForSoftAP(u8 *bssrateset, u32 bssratelen)
{
u8 i;
u8 rate;
for (i = 0; i < bssratelen; i++) {
rate = bssrateset[i] & 0x7f;
switch (rate) {
case IEEE80211_CCK_RATE_1MB:
case IEEE80211_CCK_RATE_2MB:
case IEEE80211_CCK_RATE_5MB:
case IEEE80211_CCK_RATE_11MB:
bssrateset[i] |= IEEE80211_BASIC_RATE_MASK;
break;
}
}
}
/*rtw_phl_mr_get_chandef(dvobj->phl, adapter->phl_role, &chandef); => mr union chan*/
/*rtw_phl_get_cur_hal_chdef(adapter->phl_role, &chandef) => hal chan*/
void rtw_get_oper_chdef(_adapter *adapter, struct _ADAPTER_LINK *adapter_link, struct rtw_chan_def *chandef)
{
if (!adapter->phl_role)
return;
if (rtw_phl_get_cur_hal_chdef(adapter->phl_role, adapter_link->wrlink, chandef) != RTW_PHL_STATUS_SUCCESS)
RTW_ERR("%s failed\n", __func__);
}
u8 rtw_get_oper_band(_adapter *adapter, struct _ADAPTER_LINK *adapter_link)
{
struct rtw_chan_def cur_chandef = {0};
rtw_get_oper_chdef(adapter, adapter_link, &cur_chandef);
return cur_chandef.band;
}
u8 rtw_get_oper_ch(_adapter *adapter, struct _ADAPTER_LINK *adapter_link)
{
struct rtw_chan_def cur_chandef = {0};
rtw_get_oper_chdef(adapter, adapter_link, &cur_chandef);
return cur_chandef.chan;
}
u8 rtw_get_oper_bw(_adapter *adapter, struct _ADAPTER_LINK *adapter_link)
{
struct rtw_chan_def cur_chandef = {0};
rtw_get_oper_chdef(adapter, adapter_link, &cur_chandef);
return cur_chandef.bw;
}
u8 rtw_get_oper_choffset(_adapter *adapter, struct _ADAPTER_LINK *adapter_link)
{
struct rtw_chan_def cur_chandef = {0};
rtw_get_oper_chdef(adapter, adapter_link, &cur_chandef);
return cur_chandef.offset;
}
int rtw_get_oper_chdef_by_hwband(struct dvobj_priv *dvobj, enum phl_band_idx band_idx
, struct rtw_chan_def *chandef)
{
if (rtw_phl_get_cur_hal_chdef_by_hwband(GET_PHL_INFO(dvobj), band_idx, chandef) != RTW_PHL_STATUS_SUCCESS) {
RTW_ERR("%s failed\n", __func__);
return _FAIL;
}
return _SUCCESS;
}
int rtw_get_oper_bchbw_by_hwband(struct dvobj_priv *dvobj, enum phl_band_idx band_idx
, enum band_type *band, u8 *ch, u8 *bw, u8 *offset)
{
struct rtw_chan_def chdef;
if (rtw_phl_get_cur_hal_chdef_by_hwband(GET_PHL_INFO(dvobj), band_idx, &chdef) != RTW_PHL_STATUS_SUCCESS) {
RTW_ERR("%s failed\n", __func__);
*ch = 0;
return _FAIL;
}
*band = chdef.band;
*ch = chdef.chan;
*bw = chdef.bw;
*offset = chdef.offset;
return _SUCCESS;
}
inline systime rtw_get_on_oper_ch_time(_adapter *adapter)
{
return adapter_to_dvobj(adapter)->on_oper_ch_time;
}
inline systime rtw_get_on_cur_ch_time(_adapter *adapter)
{
/* ToDo CONFIG_RTW_MLD: [currently primary link only] */
struct _ADAPTER_LINK *adapter_link = GET_PRIMARY_LINK(adapter);
if (adapter_link && adapter_link->mlmeextpriv.chandef.chan == rtw_get_oper_ch(adapter, adapter_link))
return adapter_to_dvobj(adapter)->on_oper_ch_time;
else
return 0;
}
#if CONFIG_ALLOW_FUNC_2G_5G_ONLY
RTW_FUNC_2G_5G_ONLY void set_channel_bwmode(_adapter *padapter,
struct _ADAPTER_LINK *padapter_link,
unsigned char channel,
unsigned char channel_offset,
unsigned short bwmode,
enum rfk_tri_type rt_type)
{
rtw_hw_set_ch_bw(padapter, padapter_link, (channel > 14) ? BAND_ON_5G : BAND_ON_24G,
channel, (enum channel_width)bwmode, channel_offset, rt_type);
}
#endif
void set_bch_bwmode(_adapter *padapter,
struct _ADAPTER_LINK *padapter_link,
enum band_type band,
unsigned char channel,
unsigned char channel_offset,
unsigned short bwmode,
enum rfk_tri_type rt_type)
{
rtw_hw_set_ch_bw(padapter, padapter_link, band,
channel, (enum channel_width)bwmode, channel_offset, rt_type);
}
__inline u8 *get_my_bssid(WLAN_BSSID_EX *pnetwork)
{
return pnetwork->MacAddress;
}
u16 get_beacon_interval(WLAN_BSSID_EX *bss)
{
unsigned short val;
_rtw_memcpy((unsigned char *)&val, rtw_get_beacon_interval_from_ie(bss->IEs), 2);
return le16_to_cpu(val);
}
int is_client_associated_to_ap(_adapter *padapter)
{
struct mlme_ext_priv *pmlmeext;
struct mlme_ext_info *pmlmeinfo;
if (!padapter)
return _FAIL;
pmlmeext = &padapter->mlmeextpriv;
pmlmeinfo = &(pmlmeext->mlmext_info);
if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state & 0x03) == WIFI_FW_STATION_STATE))
return _TRUE;
else
return _FAIL;
}
int is_client_associated_to_ibss(_adapter *padapter)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state & 0x03) == WIFI_FW_ADHOC_STATE))
return _TRUE;
else
return _FAIL;
}
/*GEORGIA_TODO_FIXIT*/
#define GET_H2CCMD_MSRRPT_PARM_OPMODE(__pH2CCmd) LE_BITS_TO_1BYTE(((u8 *)(__pH2CCmd)), 0, 1)
#define GET_H2CCMD_MSRRPT_PARM_ROLE(__pH2CCmd) LE_BITS_TO_1BYTE(((u8 *)(__pH2CCmd)), 4, 4)
int is_IBSS_empty(_adapter *padapter)
{
/* ToDo */
#if 0
int i;
struct macid_ctl_t *macid_ctl = &padapter->dvobj->macid_ctl;
for (i = 0; i < macid_ctl->num; i++) {
if (!rtw_macid_is_used(macid_ctl, i))
continue;
if (!rtw_macid_is_iface_specific(macid_ctl, i, padapter))
continue;
if (!GET_H2CCMD_MSRRPT_PARM_OPMODE(&macid_ctl->h2c_msr[i]))
continue;
if (GET_H2CCMD_MSRRPT_PARM_ROLE(&macid_ctl->h2c_msr[i]) == H2C_MSR_ROLE_ADHOC)
return _FAIL;
}
#endif
return _TRUE;
}
unsigned int decide_wait_for_beacon_timeout(unsigned int bcn_interval)
{
if ((bcn_interval << 2) < WAIT_FOR_BCN_TO_MIN)
return WAIT_FOR_BCN_TO_MIN;
else if ((bcn_interval << 2) > WAIT_FOR_BCN_TO_MAX)
return WAIT_FOR_BCN_TO_MAX;
else
return bcn_interval << 2;
}
#if defined(CONFIG_P2P) && defined(CONFIG_WFD)
void rtw_process_wfd_ie(_adapter *adapter, u8 *wfd_ie, u8 wfd_ielen, const char *tag)
{
struct wifidirect_info *wdinfo = &adapter->wdinfo;
u8 *attr_content;
u32 attr_contentlen = 0;
if (!rtw_hw_chk_wl_func(adapter_to_dvobj(adapter), WL_FUNC_MIRACAST))
return;
RTW_INFO("[%s] Found WFD IE\n", tag);
attr_content = rtw_get_wfd_attr_content(wfd_ie, wfd_ielen, WFD_ATTR_DEVICE_INFO, NULL, &attr_contentlen);
if (attr_content && attr_contentlen) {
wdinfo->wfd_info->peer_rtsp_ctrlport = RTW_GET_BE16(attr_content + 2);
RTW_INFO("[%s] Peer PORT NUM = %d\n", tag, wdinfo->wfd_info->peer_rtsp_ctrlport);
}
}
void rtw_process_wfd_ies(_adapter *adapter, u8 *ies, u8 ies_len, const char *tag)
{
u8 *wfd_ie;
u32 wfd_ielen;
if (!rtw_hw_chk_wl_func(adapter_to_dvobj(adapter), WL_FUNC_MIRACAST))
return;
wfd_ie = rtw_get_wfd_ie(ies, ies_len, NULL, &wfd_ielen);
while (wfd_ie) {
rtw_process_wfd_ie(adapter, wfd_ie, wfd_ielen, tag);
wfd_ie = rtw_get_wfd_ie(wfd_ie + wfd_ielen, (ies + ies_len) - (wfd_ie + wfd_ielen), NULL, &wfd_ielen);
}
}
#endif /* defined(CONFIG_P2P) && defined(CONFIG_WFD) */
int WMM_param_handler(_adapter *padapter, struct _ADAPTER_LINK *padapter_link,
PNDIS_802_11_VARIABLE_IEs pIE)
{
/* struct registry_priv *pregpriv = &padapter->registrypriv; */
struct link_mlme_priv *pmlmepriv = &(padapter_link->mlmepriv);
struct link_mlme_ext_priv *pmlmeext = &padapter_link->mlmeextpriv;
struct link_mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
if (pmlmepriv->qospriv.qos_option == 0) {
pmlmeinfo->WMM_enable = 0;
return _FALSE;
}
if (_rtw_memcmp(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element)))
return _FALSE;
else
_rtw_memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element));
pmlmeinfo->WMM_enable = 1;
return _TRUE;
#if 0
if (pregpriv->wifi_spec == 1) {
if (pmlmeinfo->WMM_enable == 1) {
/* todo: compare the parameter set count & decide wheher to update or not */
return _FAIL;
} else {
pmlmeinfo->WMM_enable = 1;
_rtw_rtw_memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element));
return _TRUE;
}
} else {
pmlmeinfo->WMM_enable = 0;
return _FAIL;
}
#endif
}
#ifdef CONFIG_RTW_TOKEN_BASED_XMIT
u8 rtw_is_tbtx_capabilty(u8 *p, u8 len){
int i;
u8 tbtx_cap_ie[8] = {0x00, 0xe0, 0x4c, 0x01, 0x00, 0x00, 0x00, 0x00};
for (i = 0; i < len; i++) {
if (*(p + i) != tbtx_cap_ie[i])
return _FALSE;
else
continue;
}
return _TRUE;
}
#endif
void WMMOnAssocRsp(_adapter *padapter, struct _ADAPTER_LINK *padapter_link)
{
u8 ACI, ACM, AIFS, ECWMin, ECWMax, aSifsTime;
u8 acm_mask;
u16 TXOP;
u32 acParm, i;
u32 edca[4], inx[4];
u8 ac_be = 0;
struct link_mlme_ext_priv *pmlmeext = &padapter_link->mlmeextpriv;
struct link_mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct registry_priv *pregpriv = &padapter->registrypriv;
acm_mask = 0;
if (WIFI_ROLE_LINK_IS_ON_5G(padapter_link) ||
(pmlmeext->cur_wireless_mode & WLAN_MD_11N))
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 & (WLAN_MD_11G | WLAN_MD_11A)) {
ECWMin = 4;
ECWMax = 10;
} else if (pmlmeext->cur_wireless_mode & WLAN_MD_11B) {
ECWMin = 5;
ECWMax = 10;
} else {
ECWMin = 4;
ECWMax = 10;
}
TXOP = 0;
acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
rtw_hw_set_edca(padapter, padapter_link, 0, acParm);
rtw_update_phl_sta_edca(padapter, padapter_link, RTW_AC_BE, acParm);
rtw_hw_set_edca(padapter, padapter_link, 1, acParm);
rtw_update_phl_sta_edca(padapter, padapter_link, RTW_AC_BK, acParm);
rtw_hw_set_edca(padapter, padapter_link, 2, acParm);
rtw_update_phl_sta_edca(padapter, padapter_link, RTW_AC_VI, acParm);
ECWMin = 2;
ECWMax = 3;
TXOP = 0x2f;
acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
rtw_hw_set_edca(padapter, padapter_link, 3, acParm);
rtw_update_phl_sta_edca(padapter, padapter_link, RTW_AC_VO, acParm);
} else {
edca[0] = edca[1] = edca[2] = edca[3] = 0;
for (i = 0; i < 4; i++) {
ACI = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 5) & 0x03;
ACM = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 4) & 0x01;
/* AIFS = AIFSN * slot time + SIFS - r2t phy delay */
AIFS = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN & 0x0f) * pmlmeinfo->slotTime + aSifsTime;
ECWMin = (pmlmeinfo->WMM_param.ac_param[i].CW & 0x0f);
ECWMax = (pmlmeinfo->WMM_param.ac_param[i].CW & 0xf0) >> 4;
TXOP = le16_to_cpu(pmlmeinfo->WMM_param.ac_param[i].TXOP_limit);
acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
rtw_hw_set_edca(padapter, padapter_link, ACI, acParm);
rtw_update_phl_sta_edca(padapter, padapter_link, ACI, acParm);
switch (ACI) {
case 0x0:
acm_mask |= (ACM ? BIT(1) : 0);
edca[XMIT_BE_QUEUE] = acParm;
break;
case 0x1:
/* acm_mask |= (ACM? BIT(0):0); */
edca[XMIT_BK_QUEUE] = acParm;
break;
case 0x2:
acm_mask |= (ACM ? BIT(2) : 0);
edca[XMIT_VI_QUEUE] = acParm;
break;
case 0x3:
acm_mask |= (ACM ? BIT(3) : 0);
edca[XMIT_VO_QUEUE] = acParm;
break;
}
RTW_INFO("WMM(%x): %x, %x\n", ACI, ACM, acParm);
if (i == ac_be) {
padapter->last_edca = acParm;
acParm = rtw_get_turbo_edca(padapter, AIFS, ECWMin, ECWMax, TXOP);
if (acParm) {
rtw_hw_set_edca(padapter, padapter_link, ACI, acParm);
padapter->last_edca = 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 bwmode_update_check(_adapter *padapter,struct _ADAPTER_LINK *padapter_link,
PNDIS_802_11_VARIABLE_IEs pIE)
{
#ifdef CONFIG_80211N_HT
unsigned char new_bwmode;
unsigned char new_ch_offset;
struct HT_info_element *pHT_info;
struct registry_priv *pregistrypriv = &padapter->registrypriv;
struct link_mlme_priv *pmlmepriv = &(padapter_link->mlmepriv);
struct link_mlme_ext_priv *pmlmeext = &padapter_link->mlmeextpriv;
struct link_mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
struct ht_priv *phtpriv = &pmlmepriv->htpriv;
u8 cbw40_enable = 0;
if (!pIE)
return;
if (phtpriv->ht_option == _FALSE)
return;
if (pmlmeext->chandef.bw >= CHANNEL_WIDTH_80)
return;
if (pIE->Length > sizeof(struct HT_info_element))
return;
pHT_info = (struct HT_info_element *)pIE->data;
if (rtw_hw_chk_bw_cap(adapter_to_dvobj(padapter), BW_CAP_40M)) {
if (pmlmeext->chandef.chan > 14) {
if (REGSTY_IS_BW_5G_SUPPORT(pregistrypriv, CHANNEL_WIDTH_40))
cbw40_enable = 1;
} else {
if (REGSTY_IS_BW_2G_SUPPORT(pregistrypriv, CHANNEL_WIDTH_40))
cbw40_enable = 1;
}
}
if ((pHT_info->infos[0] & BIT(2)) && cbw40_enable) {
new_bwmode = CHANNEL_WIDTH_40;
switch (pHT_info->infos[0] & 0x3) {
case 1:
new_ch_offset = CHAN_OFFSET_UPPER;
break;
case 3:
new_ch_offset = CHAN_OFFSET_LOWER;
break;
default:
new_bwmode = CHANNEL_WIDTH_20;
new_ch_offset = CHAN_OFFSET_NO_EXT;
break;
}
} else {
new_bwmode = CHANNEL_WIDTH_20;
new_ch_offset = CHAN_OFFSET_NO_EXT;
}
if ((new_bwmode != pmlmeext->chandef.bw || new_ch_offset != pmlmeext->chandef.offset)
&& new_bwmode < pmlmeext->chandef.bw
) {
pmlmeinfo->bwmode_updated = _TRUE;
pmlmeext->chandef.bw = new_bwmode;
pmlmeext->chandef.offset = new_ch_offset;
/* update HT info also */
HT_info_handler(padapter, padapter_link, pIE);
} else
pmlmeinfo->bwmode_updated = _FALSE;
if (_TRUE == pmlmeinfo->bwmode_updated) {
struct sta_info *psta;
WLAN_BSSID_EX *cur_network = &(pmlmeinfo->network);
struct sta_priv *pstapriv = &padapter->stapriv;
/* set_channel_bwmode(padapter, pmlmeext->chandef.chan, pmlmeext->chandef.offset, pmlmeext->chandef.bw); */
/* update ap's stainfo */
psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress);
if (psta) {
struct ht_priv *phtpriv_sta = &psta->htpriv;
if (phtpriv_sta->ht_option) {
/* bwmode */
psta->phl_sta->chandef.bw = pmlmeext->chandef.bw;
phtpriv_sta->ch_offset = pmlmeext->chandef.offset;
} else {
psta->phl_sta->chandef.bw = CHANNEL_WIDTH_20;
phtpriv_sta->ch_offset = CHAN_OFFSET_NO_EXT;
}
rtw_phl_cmd_change_stainfo(adapter_to_dvobj(padapter)->phl,
psta->phl_sta,
STA_CHG_RAMASK,
NULL,
0,
PHL_CMD_NO_WAIT,
0);
}
/* pmlmeinfo->bwmode_updated = _FALSE; */ /* bwmode_updated done, reset it! */
}
#endif /* CONFIG_80211N_HT */
}
#ifdef PRIVATE_R
void Supported_rate_infra_ap(_adapter *padapter, struct _ADAPTER_LINK *padapter_link,
PNDIS_802_11_VARIABLE_IEs pIE)
{
unsigned int i;
struct link_mlme_ext_priv *pmlmeext = &padapter_link->mlmeextpriv;
struct link_mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
if (pIE == NULL)
return;
for (i = 0 ; i < pIE->Length; i++)
pmlmeinfo->SupportedRates_infra_ap[i] = (pIE->data[i]);
}
void Extended_Supported_rate_infra_ap(_adapter *padapter, struct _ADAPTER_LINK *padapter_link,
PNDIS_802_11_VARIABLE_IEs pIE)
{
unsigned int i, j;
struct link_mlme_ext_priv *pmlmeext = &padapter_link->mlmeextpriv;
struct link_mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
if (pIE == NULL)
return;
if (pIE->Length > 0) {
for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) {
if (pmlmeinfo->SupportedRates_infra_ap[i] == 0)
break;
}
for (j = 0; j < pIE->Length; j++)
pmlmeinfo->SupportedRates_infra_ap[i+j] = (pIE->data[j]);
}
}
void HT_get_ss_from_mcs_set(u8 *mcs_set, u8 *Rx_ss)
{
u8 i, j;
u8 r_ss = 0, t_ss = 0;
for (i = 0; i < 4; i++) {
if ((mcs_set[3-i] & 0xff) != 0x00) {
r_ss = 4-i;
break;
}
}
*Rx_ss = r_ss;
}
void HT_caps_handler_infra_ap(_adapter *padapter, struct _ADAPTER_LINK *padapter_link, PNDIS_802_11_VARIABLE_IEs pIE)
{
unsigned int i;
u8 cur_stbc_cap_infra_ap = 0;
struct link_mlme_priv *pmlmepriv = &padapter_link->mlmepriv;
struct ht_priv_infra_ap *phtpriv = &pmlmepriv->htpriv_infra_ap;
struct link_mlme_ext_priv *pmlmeext = &padapter_link->mlmeextpriv;
struct link_mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
if (pIE == NULL)
return;
pmlmeinfo->ht_vht_received |= BIT(0);
/*copy MCS_SET*/
for (i = 3; i < 19; i++)
phtpriv->MCS_set_infra_ap[i-3] = (pIE->data[i]);
/*get number of stream from mcs set*/
HT_get_ss_from_mcs_set(phtpriv->MCS_set_infra_ap, &phtpriv->Rx_ss_infra_ap);
phtpriv->rx_highest_data_rate_infra_ap = le16_to_cpu(GET_HT_CAP_ELE_RX_HIGHEST_DATA_RATE(pIE->data));
phtpriv->ldpc_cap_infra_ap = GET_HT_CAP_ELE_LDPC_CAP(pIE->data);
if (GET_HT_CAP_ELE_RX_STBC(pIE->data))
SET_FLAG(cur_stbc_cap_infra_ap, STBC_HT_ENABLE_RX);
if (GET_HT_CAP_ELE_TX_STBC(pIE->data))
SET_FLAG(cur_stbc_cap_infra_ap, STBC_HT_ENABLE_TX);
phtpriv->stbc_cap_infra_ap = cur_stbc_cap_infra_ap;
/*store ap info SGI 20m 40m*/
phtpriv->sgi_20m_infra_ap = GET_HT_CAP_ELE_SHORT_GI20M(pIE->data);
phtpriv->sgi_40m_infra_ap = GET_HT_CAP_ELE_SHORT_GI40M(pIE->data);
/*store ap info for supported channel bandwidth*/
phtpriv->channel_width_infra_ap = GET_HT_CAP_ELE_CHL_WIDTH(pIE->data);
}
#endif /* PRIVATE_R */
void HT_caps_handler(_adapter *padapter, struct _ADAPTER_LINK *padapter_link,
PNDIS_802_11_VARIABLE_IEs pIE)
{
#ifdef CONFIG_80211N_HT
unsigned int i;
u8 max_AMPDU_len, min_MPDU_spacing;
u8 cur_ldpc_cap = 0, cur_stbc_cap = 0, cur_beamform_cap = 0, rx_nss = 0;
struct rtw_wifi_role_t *wrole = padapter->phl_role;
struct link_mlme_ext_priv *pmlmeext = &padapter_link->mlmeextpriv;
struct link_mlme_priv *pmlmepriv = &padapter_link->mlmepriv;
struct protocol_cap_t *protocol_cap = &padapter_link->wrlink->protocol_cap;
struct link_mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
struct ht_priv *phtpriv = &pmlmepriv->htpriv;
struct sta_info *sta = NULL;
struct rtw_phl_stainfo_t *phl_sta = NULL;
#ifdef CONFIG_DISABLE_MCS13TO15
struct registry_priv *pregistrypriv = &padapter->registrypriv;
#endif
if (pIE == NULL)
return;
if (phtpriv->ht_option == _FALSE)
return;
pmlmeinfo->HT_caps_enable = 1;
for (i = 0; i < (pIE->Length); i++) {
if (i != 2) {
/* Commented by Albert 2010/07/12 */
/* Got the endian issue here. */
pmlmeinfo->HT_caps.u.HT_cap[i] &= (pIE->data[i]);
} else {
/* AMPDU Parameters field */
/* Get MIN of MAX AMPDU Length Exp */
if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (pIE->data[i] & 0x3))
max_AMPDU_len = (pIE->data[i] & 0x3);
else
max_AMPDU_len = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3);
/* Get MAX of MIN MPDU Start Spacing */
if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (pIE->data[i] & 0x1c))
min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c);
else
min_MPDU_spacing = (pIE->data[i] & 0x1c);
pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para = max_AMPDU_len | min_MPDU_spacing;
}
}
/* Commented by Albert 2010/07/12 */
/* Have to handle the endian issue after copying. */
/* HT_ext_caps didn't be used yet. */
pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info = le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info);
pmlmeinfo->HT_caps.u.HT_cap_element.HT_ext_caps = le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_ext_caps);
/* update the MCS set */
for (i = 0; i < 16; i++)
pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= pmlmeext->default_supported_mcs_set[i];
rx_nss = get_phy_rx_nss(padapter, padapter_link);
switch (rx_nss) {
case 1:
set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_1R);
break;
case 2:
#ifdef CONFIG_DISABLE_MCS13TO15
if (pmlmeext->chandef.bw == CHANNEL_WIDTH_40 && pregistrypriv->wifi_spec != 1)
set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R_13TO15_OFF);
else
#endif
set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R);
break;
case 3:
set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_3R);
break;
case 4:
set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_4R);
break;
default:
RTW_WARN("rf_type:%d or tx_nss:%u is not expected\n", GET_HAL_RFPATH(adapter_to_dvobj(padapter)), rx_nss);
}
if (check_fwstate(&padapter->mlmepriv, WIFI_AP_STATE)) {
/* Config STBC setting */
if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAP_ELE_RX_STBC(pIE->data)) {
SET_FLAG(cur_stbc_cap, STBC_HT_ENABLE_TX);
RTW_INFO("Enable HT Tx STBC !\n");
}
phtpriv->stbc_cap = cur_stbc_cap;
#ifdef CONFIG_BEAMFORMING
/* Config Tx beamforming setting */
if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE) &&
GET_HT_CAP_TXBF_EXPLICIT_COMP_STEERING_CAP(pIE->data)) {
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(pIE->data) << 6);
}
if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE) &&
GET_HT_CAP_TXBF_EXPLICIT_COMP_FEEDBACK_CAP(pIE->data)) {
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(pIE->data) << 4);
}
phtpriv->beamform_cap = cur_beamform_cap;
if (cur_beamform_cap)
RTW_INFO("AP HT Beamforming Cap = 0x%02X\n", cur_beamform_cap);
#endif /*CONFIG_BEAMFORMING*/
} else {
/*WIFI_STATION_STATEorI_ADHOC_STATE or WIFI_ADHOC_MASTER_STATE*/
sta = rtw_get_stainfo(&padapter->stapriv, pmlmeinfo->network.MacAddress);
if (!sta) {
RTW_ERR(FUNC_ADPT_FMT ": STA(" MAC_FMT ") not found!\n",
FUNC_ADPT_ARG(padapter), MAC_ARG(pmlmeinfo->network.MacAddress));
return;
}
if (!sta->phl_sta) {
RTW_ERR(FUNC_ADPT_FMT ": PHL STA(" MAC_FMT ") not exist!\n",
FUNC_ADPT_ARG(padapter), MAC_ARG(pmlmeinfo->network.MacAddress));
return;
}
phl_sta = sta->phl_sta;
/* Config LDPC Coding Capability */
if (TEST_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX) && GET_HT_CAP_ELE_LDPC_CAP(pIE->data)) {
SET_FLAG(cur_ldpc_cap, (LDPC_HT_ENABLE_TX | LDPC_HT_CAP_TX));
RTW_INFO("Enable HT Tx LDPC!\n");
phl_sta->asoc_cap.ht_ldpc = 1;
}
phtpriv->ldpc_cap = cur_ldpc_cap;
/* Config STBC setting */
if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAP_ELE_RX_STBC(pIE->data)) {
SET_FLAG(cur_stbc_cap, (STBC_HT_ENABLE_TX | STBC_HT_CAP_TX));
RTW_INFO("Enable HT Tx STBC!\n");
phl_sta->asoc_cap.stbc_ht_rx =
protocol_cap->stbc_ht_tx ? GET_HT_CAP_ELE_RX_STBC(pIE->data) : 0;
}
phtpriv->stbc_cap = cur_stbc_cap;
phl_sta->asoc_cap.stbc_ht_tx = GET_HT_CAP_ELE_TX_STBC(pIE->data);
#ifdef CONFIG_BEAMFORMING
/* Config beamforming setting */
if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE) &&
GET_HT_CAP_TXBF_EXPLICIT_COMP_STEERING_CAP(pIE->data)) {
SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE);
/* Shift to BEAMFORMING_HT_BEAMFORMEE_CHNL_EST_CAP*/
SET_FLAG(cur_beamform_cap, GET_HT_CAP_TXBF_CHNL_ESTIMATION_NUM_ANTENNAS(pIE->data) << 6);
}
if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE) &&
GET_HT_CAP_TXBF_EXPLICIT_COMP_FEEDBACK_CAP(pIE->data)) {
SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE);
/* Shift to BEAMFORMING_HT_BEAMFORMER_STEER_NUM*/
SET_FLAG(cur_beamform_cap, GET_HT_CAP_TXBF_COMP_STEERING_NUM_ANTENNAS(pIE->data) << 4);
}
phtpriv->beamform_cap = cur_beamform_cap;
if (cur_beamform_cap)
RTW_INFO("Client HT Beamforming Cap = 0x%02X\n", cur_beamform_cap);
#endif /*CONFIG_BEAMFORMING*/
}
#endif /* CONFIG_80211N_HT */
}
void HT_info_handler(_adapter *padapter, struct _ADAPTER_LINK *padapter_link,
PNDIS_802_11_VARIABLE_IEs pIE)
{
#ifdef CONFIG_80211N_HT
struct link_mlme_priv *pmlmepriv = &padapter_link->mlmepriv;
struct link_mlme_ext_priv *pmlmeext = &padapter_link->mlmeextpriv;
struct link_mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
struct ht_priv *phtpriv = &pmlmepriv->htpriv;
if (pIE == NULL)
return;
if (phtpriv->ht_option == _FALSE)
return;
if (pIE->Length > sizeof(struct HT_info_element))
return;
pmlmeinfo->HT_info_enable = 1;
_rtw_memcpy(&(pmlmeinfo->HT_info), pIE->data, pIE->Length);
#endif /* CONFIG_80211N_HT */
return;
}
void HTOnAssocRsp(_adapter *padapter)
{
struct _ADAPTER_LINK *padapter_link = GET_PRIMARY_LINK(padapter);
unsigned char max_AMPDU_len;
unsigned char min_MPDU_spacing;
/* struct registry_priv *pregpriv = &padapter->registrypriv; */
struct link_mlme_ext_priv *pmlmeext = &padapter_link->mlmeextpriv;
struct link_mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
RTW_INFO("%s\n", __FUNCTION__);
if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable))
pmlmeinfo->HT_enable = 1;
else {
pmlmeinfo->HT_enable = 0;
/* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */
return;
}
/* handle A-MPDU parameter field */
/*
AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k
AMPDU_para [4:2]:Min MPDU Start Spacing
*/
max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03;
min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2;
rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing));
#ifdef CONFIG_80211N_HT
rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len));
#endif /* CONFIG_80211N_HT */
#if 0 /* move to rtw_update_ht_cap() */
if ((pregpriv->bw_mode > 0) &&
(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info & BIT(1)) &&
(pmlmeinfo->HT_info.infos[0] & BIT(2))) {
/* switch to the 40M Hz mode accoring to the AP */
pmlmeext->cur_bwmode = CHANNEL_WIDTH_40;
switch ((pmlmeinfo->HT_info.infos[0] & 0x3)) {
case IEEE80211_SCA:
pmlmeext->cur_ch_offset = CHAN_OFFSET_UPPER;
break;
case IEEE80211_SCB:
pmlmeext->cur_ch_offset = CHAN_OFFSET_LOWER;
break;
default:
pmlmeext->cur_ch_offset = CHAN_OFFSET_NO_EXT;
break;
}
}
#endif
/* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */
#if 0 /* move to rtw_update_ht_cap() */
/* */
/* Config SM Power Save setting */
/* */
pmlmeinfo->SM_PS = (pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info & 0x0C) >> 2;
if (pmlmeinfo->SM_PS == SM_PS_STATIC) {
#if 0
u8 i;
/* update the MCS rates */
for (i = 0; i < 16; i++)
pmlmeinfo->HT_caps.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i];
#endif
RTW_INFO("%s(): SM_PS_STATIC\n", __FUNCTION__);
}
/* */
/* Config current HT Protection mode. */
/* */
pmlmeinfo->HT_protection = pmlmeinfo->HT_info.infos[1] & 0x3;
#endif
}
void ERP_IE_handler(_adapter *padapter, struct _ADAPTER_LINK *padapter_link,
PNDIS_802_11_VARIABLE_IEs pIE)
{
struct link_mlme_ext_priv *pmlmeext = &padapter_link->mlmeextpriv;
struct link_mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
if (pIE->Length > 1)
return;
pmlmeinfo->ERP_enable = 1;
_rtw_memcpy(&(pmlmeinfo->ERP_IE), pIE->data, pIE->Length);
}
void VCS_update(_adapter *padapter, struct sta_info *psta)
{
struct registry_priv *pregpriv = &padapter->registrypriv;
struct _ADAPTER_LINK *padapter_link = psta->padapter_link;
struct link_mlme_ext_priv *pmlmeext = &padapter_link->mlmeextpriv;
struct link_mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
switch (pregpriv->vrtl_carrier_sense) { /* 0:off 1:on 2:auto */
case 0: /* off */
psta->rtsen = 0;
psta->cts2self = 0;
break;
case 1: /* on */
if (pregpriv->vcs_type == 1) { /* 1:RTS/CTS 2:CTS to self */
psta->rtsen = 1;
psta->cts2self = 0;
} else {
psta->rtsen = 0;
psta->cts2self = 1;
}
break;
case 2: /* auto */
default:
if (((pmlmeinfo->ERP_enable) && (pmlmeinfo->ERP_IE & BIT(1)))
/*||(pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT)*/
) {
if (pregpriv->vcs_type == 1) {
psta->rtsen = 1;
psta->cts2self = 0;
} else {
psta->rtsen = 0;
psta->cts2self = 1;
}
} else {
psta->rtsen = 0;
psta->cts2self = 0;
}
break;
}
switch (pregpriv->hw_rts_en) { /* 0:disable 1:enable */
case 0:
psta->hw_rts_en = 0;
break;
case 1:
psta->hw_rts_en = 1;
break;
default:
RTW_WARN("%s: unexpected value(%d) for hw_rts_en.\n", __func__, pregpriv->hw_rts_en);
break;
}
}
void update_ldpc_stbc_cap(struct sta_info *psta)
{
#ifdef CONFIG_80211N_HT
#ifdef CONFIG_80211AC_VHT
#ifdef CONFIG_80211AX_HE
/* CONFIG_80211AX_HE_TODO */
#endif /* CONFIG_80211AX_HE */
if (psta->vhtpriv.vht_option) {
if (TEST_FLAG(psta->vhtpriv.ldpc_cap, LDPC_VHT_ENABLE_TX))
psta->phl_sta->asoc_cap.vht_ldpc = 1;
else
psta->phl_sta->asoc_cap.vht_ldpc = 0;
} else
#endif /* CONFIG_80211AC_VHT */
if (psta->htpriv.ht_option) {
if (TEST_FLAG(psta->htpriv.ldpc_cap, LDPC_HT_ENABLE_TX))
psta->phl_sta->asoc_cap.ht_ldpc = 1;
else
psta->phl_sta->asoc_cap.ht_ldpc = 0;
} else {
psta->phl_sta->asoc_cap.vht_ldpc = 0;
psta->phl_sta->asoc_cap.ht_ldpc = 0;
}
#endif /* CONFIG_80211N_HT */
}
int check_ielen(u8 *start, uint len)
{
int left = len;
u8 *pos = start;
u8 id, elen;
while (left >= 2) {
id = *pos++;
elen = *pos++;
left -= 2;
if (elen > left) {
RTW_ERR("IEEE 802.11 element parse failed (id=%d elen=%d left=%lu)\n",
id, elen, (unsigned long) left);
return _FALSE;
}
if ((id == WLAN_EID_VENDOR_SPECIFIC) && (elen < 3))
return _FALSE;
left -= elen;
pos += elen;
}
if (left)
return _FALSE;
return _TRUE;
}
int validate_beacon_len(u8 *pframe, u32 len)
{
u8 ie_offset = _BEACON_IE_OFFSET_ + sizeof(struct rtw_ieee80211_hdr_3addr);
if (len < ie_offset) {
RTW_ERR("%s: incorrect beacon length(%d)\n", __func__, len);
rtw_warn_on(1);
return _FALSE;
}
if (check_ielen(pframe + ie_offset, len - ie_offset) == _FALSE)
return _FALSE;
return _TRUE;
}
u8 support_rate_ranges[] = {
IEEE80211_CCK_RATE_1MB,
IEEE80211_CCK_RATE_2MB,
IEEE80211_CCK_RATE_5MB,
IEEE80211_CCK_RATE_11MB,
IEEE80211_OFDM_RATE_6MB,
IEEE80211_OFDM_RATE_9MB,
IEEE80211_OFDM_RATE_12MB,
IEEE80211_OFDM_RATE_18MB,
IEEE80211_PBCC_RATE_22MB,
IEEE80211_FREAK_RATE_22_5MB,
IEEE80211_OFDM_RATE_24MB,
IEEE80211_OFDM_RATE_36MB,
IEEE80211_OFDM_RATE_48MB,
IEEE80211_OFDM_RATE_54MB,
};
inline bool match_ranges(u16 EID, u32 value)
{
int i;
int nr_range;
switch (EID) {
case _EXT_SUPPORTEDRATES_IE_:
case _SUPPORTEDRATES_IE_:
nr_range = sizeof(support_rate_ranges)/sizeof(u8);
for (i = 0; i < nr_range; i++) {
/* clear bit7 before searching. */
value &= ~BIT(7);
if (value == support_rate_ranges[i])
return _TRUE;
}
break;
default:
break;
};
return _FALSE;
}
/*
* rtw_validate_value: validate the IE contain.
*
* Input :
* EID : Element ID
* p : IE buffer (without EID & length)
* len : IE length
* return:
* _TRUE : All Values are validated.
* _FALSE : At least one value is NOT validated.
*/
bool rtw_validate_value(u16 EID, u8 *p, u16 len)
{
u8 rate;
u32 i, nr_val;
switch (EID) {
case _EXT_SUPPORTEDRATES_IE_:
case _SUPPORTEDRATES_IE_:
nr_val = len;
for (i=0; i<nr_val; i++) {
rate = *(p+i);
/*
* Skip HT, VHT, HE and SAE H2E only BSS membership selectors
* since they're not rates.
*/
if (rate == (0x80 | BSS_MEMBERSHIP_SELECTOR_HT_PHY) ||
rate == (0x80 | BSS_MEMBERSHIP_SELECTOR_VHT_PHY) ||
rate == (0x80 | BSS_MEMBERSHIP_SELECTOR_HE_PHY) ||
rate == (0x80 | BSS_MEMBERSHIP_SELECTOR_SAE_H2E))
continue;
if (match_ranges(EID, rate) == _FALSE)
return _FALSE;
}
break;
default:
break;
};
return _TRUE;
}
bool is_hidden_ssid(char *ssid, int len)
{
return len == 0 || is_all_null(ssid, len) == _TRUE;
}
inline bool hidden_ssid_ap(WLAN_BSSID_EX *snetwork)
{
return ((snetwork->Ssid.SsidLength == 0) ||
is_all_null(snetwork->Ssid.Ssid, snetwork->Ssid.SsidLength) == _TRUE);
}
/*
Get SSID if this ilegal frame(probe resp) comes from a hidden SSID AP.
Update the SSID to the corresponding pnetwork in scan queue.
*/
void rtw_absorb_ssid_ifneed(_adapter *padapter, WLAN_BSSID_EX *bssid, u8 *pframe)
{
struct wlan_network *scanned = NULL;
WLAN_BSSID_EX *snetwork;
u8 ie_offset, *p=NULL, *next_ie=NULL;
u8 *mac;
sint ssid_len_ori;
u32 remain_len = 0;
u8 backupIE[MAX_IE_SZ];
u16 subtype;
mac = get_addr2_ptr(pframe);
subtype = get_frame_sub_type(pframe);
if (subtype == WIFI_BEACON) {
bssid->Reserved[0] = BSS_TYPE_BCN;
ie_offset = _BEACON_IE_OFFSET_;
} else {
/* FIXME : more type */
if (subtype == WIFI_PROBERSP) {
ie_offset = _PROBERSP_IE_OFFSET_;
bssid->Reserved[0] = BSS_TYPE_PROB_RSP;
} else if (subtype == WIFI_PROBEREQ) {
ie_offset = _PROBEREQ_IE_OFFSET_;
bssid->Reserved[0] = BSS_TYPE_PROB_REQ;
} else {
bssid->Reserved[0] = BSS_TYPE_UNDEF;
ie_offset = _FIXED_IE_LENGTH_;
}
}
_rtw_spinlock_bh(&padapter->mlmepriv.scanned_queue.lock);
scanned = _rtw_find_network(&padapter->mlmepriv.scanned_queue, mac);
if (!scanned) {
_rtw_spinunlock_bh(&padapter->mlmepriv.scanned_queue.lock);
return;
}
snetwork = &(scanned->network);
/* scan queue records as Hidden SSID && Input frame is NOT Hidden SSID */
if (hidden_ssid_ap(snetwork) && !hidden_ssid_ap(bssid)) {
p = rtw_get_ie(snetwork->IEs+ie_offset, _SSID_IE_, &ssid_len_ori, snetwork->IELength-ie_offset);
if (!p) {
_rtw_spinunlock_bh(&padapter->mlmepriv.scanned_queue.lock);
return;
}
next_ie = p + 2 + ssid_len_ori;
remain_len = snetwork->IELength - (next_ie - snetwork->IEs);
scanned->network.Ssid.SsidLength = bssid->Ssid.SsidLength;
_rtw_memcpy(scanned->network.Ssid.Ssid, bssid->Ssid.Ssid, bssid->Ssid.SsidLength);
//update pnetwork->ssid, pnetwork->ssidlen
_rtw_memcpy(backupIE, next_ie, remain_len);
*(p+1) = bssid->Ssid.SsidLength;
_rtw_memcpy(p+2, bssid->Ssid.Ssid, bssid->Ssid.SsidLength);
_rtw_memcpy(p+2+bssid->Ssid.SsidLength, backupIE, remain_len);
snetwork->IELength += bssid->Ssid.SsidLength;
}
_rtw_spinunlock_bh(&padapter->mlmepriv.scanned_queue.lock);
}
#ifdef DBG_RX_BCN
void rtw_debug_rx_bcn(_adapter *adapter, u8 *pframe, u32 packet_len)
{
/* ToDo CONFIG_RTW_MLD: [currently primary link only] */
struct _ADAPTER_LINK *adapter_link = GET_PRIMARY_LINK(adapter);
struct link_mlme_ext_priv *pmlmeext = &adapter_link->mlmeextpriv;
struct link_mlme_ext_info *mlmeinfo = &(pmlmeext->mlmext_info);
u16 sn = ((struct rtw_ieee80211_hdr_3addr *)pframe)->seq_ctl >> 4;
u64 tsf, tsf_offset;
u8 dtim_cnt, dtim_period, tim_bmap, tim_pvbit;
update_TSF(pmlmeext, pframe, packet_len);
tsf = pmlmeext->TSFValue;
tsf_offset = rtw_modular64(pmlmeext->TSFValue, (mlmeinfo->bcn_interval * 1024));
/*get TIM IE*/
/*DTIM Count*/
dtim_cnt = pmlmeext->tim[0];
/*DTIM Period*/
dtim_period = pmlmeext->tim[1];
/*Bitmap*/
tim_bmap = pmlmeext->tim[2];
/*Partial VBitmap AID 0 ~ 7*/
tim_pvbit = pmlmeext->tim[3];
RTW_INFO("[BCN] SN-%d, TSF-%lld(us), offset-%lld, bcn_interval-%d DTIM-%d[%d] bitmap-0x%02x-0x%02x\n",
sn, tsf, tsf_offset, mlmeinfo->bcn_interval, dtim_period, dtim_cnt, tim_bmap, tim_pvbit);
}
#endif
/*
* rtw_get_bcn_keys: get beacon keys from recv frame
*
* TODO:
* WLAN_EID_COUNTRY
* WLAN_EID_ERP_INFO
* WLAN_EID_CHANNEL_SWITCH
* WLAN_EID_PWR_CONSTRAINT
*/
int _rtw_get_bcn_keys(u8 *cap_info, u32 buf_len, u8 def_ch
, struct _ADAPTER_LINK *adapter_link
, struct beacon_keys *recv_beacon)
{
int left;
u16 capability;
unsigned char *pos;
struct rtw_ieee802_11_elems elems;
_rtw_memset(recv_beacon, 0, sizeof(*recv_beacon));
/* checking capabilities */
capability = le16_to_cpu(*(unsigned short *)(cap_info));
/* checking IEs */
left = buf_len - 2;
pos = cap_info + 2;
if (rtw_ieee802_11_parse_elems(pos, left, &elems, 1) == ParseFailed)
return _FALSE;
if (elems.ht_capabilities) {
if (elems.ht_capabilities_len != 26)
return _FALSE;
}
if (elems.ht_operation) {
if (elems.ht_operation_len != 22)
return _FALSE;
}
if (elems.vht_capabilities) {
if (elems.vht_capabilities_len != 12)
return _FALSE;
}
if (elems.vht_operation) {
if (elems.vht_operation_len != 5)
return _FALSE;
}
if (rtw_ies_get_supported_rate(pos, left, recv_beacon->rate_set, &recv_beacon->rate_num) == _FAIL)
return _FALSE;
if (cckratesonly_included(recv_beacon->rate_set, recv_beacon->rate_num) == _TRUE)
recv_beacon->proto_cap |= PROTO_CAP_11B;
else if (cckrates_included(recv_beacon->rate_set, recv_beacon->rate_num) == _TRUE)
recv_beacon->proto_cap |= PROTO_CAP_11B | PROTO_CAP_11G;
else
recv_beacon->proto_cap |= PROTO_CAP_11G;
if (elems.ht_capabilities && elems.ht_operation)
recv_beacon->proto_cap |= PROTO_CAP_11N;
if (elems.vht_capabilities && elems.vht_operation)
recv_beacon->proto_cap |= PROTO_CAP_11AC;
if (elems.he_capabilities && elems.he_operation)
recv_beacon->proto_cap |= PROTO_CAP_11AX;
/* check bw and channel offset */
rtw_ies_get_bchbw(pos, left, &recv_beacon->band, &recv_beacon->ch, &recv_beacon->bw, &recv_beacon->offset, NULL, NULL, 1, 1, 1);
if (!recv_beacon->ch)
recv_beacon->ch = def_ch;
/* checking SSID */
if (elems.ssid) {
if (elems.ssid_len > sizeof(recv_beacon->ssid))
return _FALSE;
_rtw_memcpy(recv_beacon->ssid, elems.ssid, elems.ssid_len);
recv_beacon->ssid_len = elems.ssid_len;
}
/* checking RSN first */
if (elems.rsn_ie && elems.rsn_ie_len) {
recv_beacon->encryp_protocol = ENCRYP_PROTOCOL_RSN;
rtw_parse_wpa2_ie(elems.rsn_ie - 2, elems.rsn_ie_len + 2,
&recv_beacon->group_cipher, &recv_beacon->pairwise_cipher,
NULL, &recv_beacon->akm, NULL, NULL);
}
/* checking WPA secon */
else if (elems.wpa_ie && elems.wpa_ie_len) {
recv_beacon->encryp_protocol = ENCRYP_PROTOCOL_WPA;
rtw_parse_wpa_ie(elems.wpa_ie - 2, elems.wpa_ie_len + 2,
&recv_beacon->group_cipher, &recv_beacon->pairwise_cipher,
&recv_beacon->akm);
} else if (capability & BIT(4))
recv_beacon->encryp_protocol = ENCRYP_PROTOCOL_WEP;
if (adapter_link) {
struct link_mlme_ext_priv *pmlmeext = &adapter_link->mlmeextpriv;
if (elems.tim && elems.tim_len) {
#ifdef DBG_RX_BCN
_rtw_memcpy(pmlmeext->tim, elems.tim, 4);
#endif
pmlmeext->dtim = elems.tim[1];
}
/* checking RTW TBTX */
#ifdef CONFIG_RTW_TOKEN_BASED_XMIT
if (elems.tbtx_cap && elems.tbtx_cap_len) {
struct link_mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
if (rtw_is_tbtx_capabilty(elems.tbtx_cap, elems.tbtx_cap_len))
RTW_DBG("AP support TBTX\n");
}
#endif
}
return _TRUE;
}
int rtw_get_bcn_keys(_adapter *adapter, struct _ADAPTER_LINK *adapter_link
, u8 *whdr, u32 flen, struct beacon_keys *bcn_keys)
{
return _rtw_get_bcn_keys(
whdr + WLAN_HDR_A3_LEN + 10
, flen - WLAN_HDR_A3_LEN - 10
, adapter_link->mlmeextpriv.chandef.chan, adapter_link
, bcn_keys);
}
int rtw_get_bcn_keys_from_bss(WLAN_BSSID_EX *bss, struct beacon_keys *bcn_keys)
{
return _rtw_get_bcn_keys(
bss->IEs + 10
, bss->IELength - 10
, bss->Configuration.DSConfig, NULL
, bcn_keys);
}
int rtw_update_bcn_keys_of_network(struct wlan_network *network)
{
network->bcn_keys_valid = rtw_get_bcn_keys_from_bss(&network->network, &network->bcn_keys);
return network->bcn_keys_valid;
}
#define CIPHER_STR(c, type) c & WPA_CIPHER_##type ? "["#type"]" : ""
#define CIPHER_FMT "%s%s%s%s%s%s%s%s%s%s%s%s"
#define CIPHER_ARG(c) CIPHER_STR(c, NONE), \
CIPHER_STR(c, WEP40), \
CIPHER_STR(c, WEP104), \
CIPHER_STR(c, TKIP), \
CIPHER_STR(c, CCMP), \
CIPHER_STR(c, GCMP), \
CIPHER_STR(c, GCMP_256), \
CIPHER_STR(c, CCMP_256), \
CIPHER_STR(c, BIP_CMAC_128), \
CIPHER_STR(c, BIP_GMAC_128), \
CIPHER_STR(c, BIP_GMAC_256), \
CIPHER_STR(c, BIP_CMAC_256)
#define AKM_STR(akm, type) akm & WLAN_AKM_TYPE_##type ? "["#type"]" : ""
void rtw_dump_bcn_keys(void *sel, struct beacon_keys *recv_beacon)
{
u8 ssid[IW_ESSID_MAX_SIZE + 1];
_rtw_memcpy(ssid, recv_beacon->ssid, recv_beacon->ssid_len);
ssid[recv_beacon->ssid_len] = '\0';
RTW_PRINT_SEL(sel, "ssid = %s (len = %u)\n", ssid, recv_beacon->ssid_len);
RTW_PRINT_SEL(sel, "ch = %u,%u,%u,%u\n"
, recv_beacon->band, recv_beacon->ch, recv_beacon->bw, recv_beacon->offset);
RTW_PRINT_SEL(sel, "proto_cap = 0x%02x\n", recv_beacon->proto_cap);
RTW_MAP_DUMP_SEL(sel, "rate_set = "
, recv_beacon->rate_set, recv_beacon->rate_num);
RTW_PRINT_SEL(sel, "sec = %d\n", recv_beacon->encryp_protocol);
RTW_PRINT_SEL(sel, "GTK = 0x%x " CIPHER_FMT "\n"
, recv_beacon->group_cipher
, CIPHER_ARG(recv_beacon->group_cipher));
RTW_PRINT_SEL(sel, "PTK = 0x%x " CIPHER_FMT "\n"
, recv_beacon->pairwise_cipher
, CIPHER_ARG(recv_beacon->pairwise_cipher));
RTW_PRINT_SEL(sel, "AKM = 0x%08x %s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n"
, recv_beacon->akm
, AKM_STR(recv_beacon->akm, 8021X)
, AKM_STR(recv_beacon->akm, PSK)
, AKM_STR(recv_beacon->akm, FT_8021X)
, AKM_STR(recv_beacon->akm, FT_PSK)
, AKM_STR(recv_beacon->akm, 8021X_SHA256)
, AKM_STR(recv_beacon->akm, PSK_SHA256)
, AKM_STR(recv_beacon->akm, TDLS)
, AKM_STR(recv_beacon->akm, SAE)
, AKM_STR(recv_beacon->akm, FT_OVER_SAE)
, AKM_STR(recv_beacon->akm, 8021X_SUITE_B)
, AKM_STR(recv_beacon->akm, 8021X_SUITE_B_192)
, AKM_STR(recv_beacon->akm, FILS_SHA256)
, AKM_STR(recv_beacon->akm, FILS_SHA384)
, AKM_STR(recv_beacon->akm, FT_FILS_SHA256)
, AKM_STR(recv_beacon->akm, FT_FILS_SHA384));
}
bool rtw_bcn_key_compare(struct beacon_keys *cur, struct beacon_keys *recv)
{
#define BCNKEY_VERIFY_PROTO_CAP 0
#define BCNKEY_VERIFY_WHOLE_RATE_SET 0
struct beacon_keys tmp;
bool ret = _FALSE;
if (!rtw_is_bchbw_grouped(cur->band, cur->ch, cur->bw, cur->offset
, recv->band, recv->ch, recv->bw, recv->offset))
goto exit;
_rtw_memcpy(&tmp, cur, sizeof(tmp));
/* check fields excluding below */
tmp.band = recv->band;
tmp.ch = recv->ch;
tmp.bw = recv->bw;
tmp.offset = recv->offset;
if (!BCNKEY_VERIFY_PROTO_CAP)
tmp.proto_cap = recv->proto_cap;
if (!BCNKEY_VERIFY_WHOLE_RATE_SET) {
tmp.rate_num = recv->rate_num;
_rtw_memcpy(tmp.rate_set, recv->rate_set, 12);
}
if (_rtw_memcmp(&tmp, recv, sizeof(*recv)) == _FALSE)
goto exit;
ret = _TRUE;
exit:
return ret;
}
int rtw_check_bcn_info(_adapter *adapter, struct _ADAPTER_LINK *adapter_link,
u8 *pframe, u32 packet_len)
{
u8 *pbssid = GetAddr3Ptr(pframe);
struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
struct beacon_keys *cur_beacon = &adapter_link->mlmepriv.cur_beacon_keys;
struct beacon_keys recv_beacon;
int ret = 0;
u8 ifbmp_m = rtw_mi_get_ap_mesh_ifbmp(adapter);
u8 ifbmp_s = rtw_mi_get_ld_sta_ifbmp(adapter);
struct dvobj_priv *d = adapter_to_dvobj(adapter);
struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
u8 ssid_is_hidden = _FALSE;
struct link_mlme_ext_priv *plmlmeext = &(adapter_link->mlmeextpriv);
struct wlan_network *cur_network = &(adapter_link->mlmepriv.cur_network);
if (is_client_associated_to_ap(adapter) == _FALSE)
goto exit_success;
if (rtw_get_bcn_keys(adapter, adapter_link, pframe, packet_len, &recv_beacon) == _FALSE)
goto exit_success; /* parsing failed => broken IE */
#ifdef DBG_RX_BCN
rtw_debug_rx_bcn(adapter, pframe, packet_len);
#endif
ssid_is_hidden = is_hidden_ssid(recv_beacon.ssid, recv_beacon.ssid_len);
if (recv_beacon.ssid_len != cur_beacon->ssid_len) {
pmlmeinfo->illegal_beacon_code |= SSID_LENGTH_CHANGED;
pmlmeinfo->illegal_beacon_code |= SSID_CHANGED;
if (!ssid_is_hidden) {
RTW_WARN("%s: Ignore ssid len change new %d old %d\n",
__func__, recv_beacon.ssid_len,
cur_beacon->ssid_len);
}
} else if ((_rtw_memcmp(recv_beacon.ssid,
cur_beacon->ssid,
cur_beacon->ssid_len) == _FALSE)) {
pmlmeinfo->illegal_beacon_code |= SSID_CHANGED;
if (!ssid_is_hidden) {
RTW_INFO_DUMP("[old ssid]: ",
cur_beacon->ssid, cur_beacon->ssid_len);
RTW_INFO_DUMP("[new ssid]: ",
recv_beacon.ssid, cur_beacon->ssid_len);
}
}
/* hidden ssid, replace with current beacon ssid directly */
if (ssid_is_hidden) {
_rtw_memcpy(recv_beacon.ssid, cur_beacon->ssid, cur_beacon->ssid_len);
recv_beacon.ssid_len = cur_beacon->ssid_len;
}
#ifdef CONFIG_ECSA_PHL
if (check_fwstate(pmlmepriv, WIFI_CSA_UPDATE_BEACON)) {
u8 u_ch, u_offset, u_bw;
u8 bcn_ch, bcn_bw, bcn_offset;
struct sta_info *psta = NULL;
struct rtw_chan_def mr_chdef = {0};
struct rtw_chan_def new_chdef = {0};
/* get union ch/bw/offset from chan_ctx */
rtw_phl_mr_get_chandef(d->phl, adapter->phl_role, adapter_link->wrlink, &mr_chdef);
u_ch = mr_chdef.chan;
u_offset = (u8)mr_chdef.offset;
u_bw = (u8)mr_chdef.bw;
#ifdef DBG_CSA
RTW_INFO("CSA : Wait AP for updating its beacon, wait %u beacon, union.ch = %u, recv_beacon.ch = %u\n",
pmlmepriv->bcn_cnts_after_csa + 1, u_ch, recv_beacon.ch);
#endif
/* always wait for AP to update its beacon WAIT_BCN_TIMES beacon */
if (pmlmepriv->bcn_cnts_after_csa < WAIT_BCN_TIMES) {
if (u_ch == recv_beacon.ch)
pmlmepriv->bcn_cnts_after_csa += 1;
goto exit_success;
} else
pmlmepriv->bcn_cnts_after_csa = 0;
_rtw_memcpy(cur_beacon, &recv_beacon, sizeof(recv_beacon));
clr_fwstate(pmlmepriv, WIFI_CSA_UPDATE_BEACON);
bcn_ch = recv_beacon.ch;
bcn_bw = recv_beacon.bw;
bcn_offset = recv_beacon.offset;
#ifdef DBG_CSA
RTW_INFO("CSA : copy new beacon, recv_beacon.ch = %u, recv_beacon.bw = %u, recv_beacon.offset = %u\n",
bcn_ch, bcn_bw, bcn_offset);
rtw_dump_bcn_keys(RTW_DBGDUMP, &recv_beacon);
#endif
_cancel_timer_nowait(&adapter->mlmeextpriv.csa_wait_bcn_timer);
/* beacon bw/offset is different from CSA IE */
if ((bcn_bw > u_bw) ||
(bcn_offset != u_offset &&
u_offset != CHAN_OFFSET_NO_EXT &&
bcn_offset != CHAN_OFFSET_NO_EXT)) {
plmlmeext->chandef.bw = bcn_bw;
plmlmeext->chandef.offset = bcn_offset;
/* updaet STA mode DSConfig , ap mode will update in rtw_change_bss_bchbw_cmd */
cur_network->network.Configuration.DSConfig = bcn_ch;
/* update wifi role chandef */
rtw_hw_update_chan_def(adapter, adapter_link);
/* update chanctx */
if (rtw_phl_mr_upt_chandef(d->phl, adapter_link->wrlink) == RTW_PHL_STATUS_FAILURE)
RTW_ERR("CSA : update chanctx fail\n");
rtw_phl_mr_get_chandef(d->phl, adapter->phl_role, adapter_link->wrlink, &new_chdef);
#ifdef CONFIG_AP_MODE
if (ifbmp_m) {
rtw_change_bss_bchbw_cmd(dvobj_get_primary_adapter(d), 0
, ifbmp_m, 0, new_chdef.band, new_chdef.chan, REQ_BW_ORI, REQ_OFFSET_NONE);
} else
#endif
{
#if CONFIG_DFS && CONFIG_IEEE80211_BAND_5GHZ
rtw_dfs_rd_en_dec_on_mlme_act(adapter, adapter_link, MLME_OPCH_SWITCH, ifbmp_s);
#endif
rtw_set_chbw_cmd(adapter, adapter_link, &new_chdef, 0);
}
RTW_INFO("CSA : after update bw/offset, new_bw=%d, new_offset=%d \n", \
(u8)new_chdef.bw, (u8)new_chdef.offset);
} else {
RTW_INFO("CSA : Our bw/offset is same as AP\n");
}
/* update RA mask */
psta = rtw_get_stainfo(&adapter->stapriv, get_link_bssid(&adapter_link->mlmepriv));
if (psta) {
psta->phl_sta->chandef.bw = plmlmeext->chandef.bw;
rtw_phl_cmd_change_stainfo(GET_PHL_INFO(d),
psta->phl_sta,
STA_CHG_RAMASK,
NULL,
0,
PHL_CMD_NO_WAIT,
0);
}
RTW_INFO("CSA : update beacon done, WIFI_CSA_UPDATE_BEACON is clear\n");
}
#endif /* CONFIG_ECSA_PHL */
if (_rtw_memcmp(&recv_beacon, cur_beacon, sizeof(recv_beacon)) == _FALSE) {
RTW_INFO(FUNC_ADPT_FMT" new beacon occur!!\n", FUNC_ADPT_ARG(adapter));
RTW_INFO(FUNC_ADPT_FMT" cur beacon key:\n", FUNC_ADPT_ARG(adapter));
rtw_dump_bcn_keys(RTW_DBGDUMP, cur_beacon);
RTW_INFO(FUNC_ADPT_FMT" new beacon key:\n", FUNC_ADPT_ARG(adapter));
rtw_dump_bcn_keys(RTW_DBGDUMP, &recv_beacon);
if (recv_beacon.ch != cur_beacon->ch)
pmlmeinfo->illegal_beacon_code |= BEACON_CHANNEL_CHANGED;
if (recv_beacon.encryp_protocol != cur_beacon->encryp_protocol)
pmlmeinfo->illegal_beacon_code |= ENCRYPT_PROTOCOL_CHANGED;
if (recv_beacon.pairwise_cipher != cur_beacon->pairwise_cipher)
pmlmeinfo->illegal_beacon_code |= PAIRWISE_CIPHER_CHANGED;
if (recv_beacon.group_cipher != cur_beacon->group_cipher)
pmlmeinfo->illegal_beacon_code |= GROUP_CIPHER_CHANGED;
if (recv_beacon.akm != cur_beacon->akm)
pmlmeinfo->illegal_beacon_code |= IS_8021X_CHANGED;
if (rtw_bcn_key_compare(cur_beacon, &recv_beacon) == _FALSE)
goto exit;
_rtw_memcpy(cur_beacon, &recv_beacon, sizeof(recv_beacon));
}
exit_success:
ret = 1;
exit:
return ret;
}
void update_beacon_info(_adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta)
{
unsigned int i;
unsigned int len;
PNDIS_802_11_VARIABLE_IEs pIE;
struct _ADAPTER_LINK *padapter_link = psta->padapter_link;
#ifdef CONFIG_TDLS
struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
u8 tdls_prohibited[] = { 0x00, 0x00, 0x00, 0x00, 0x10 }; /* bit(38): TDLS_prohibited */
#endif /* CONFIG_TDLS */
len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN);
for (i = 0; i < len;) {
pIE = (PNDIS_802_11_VARIABLE_IEs)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i);
switch (pIE->ElementID) {
case _VENDOR_SPECIFIC_IE_:
/* to update WMM paramter set while receiving beacon */
if (_rtw_memcmp(pIE->data, WMM_PARA_OUI, 6) && pIE->Length == WLAN_WMM_LEN) /* WMM */
(WMM_param_handler(padapter, padapter_link, pIE)) ? report_wmm_edca_update(padapter) : 0;
break;
case _HT_EXTRA_INFO_IE_: /* HT info */
/* HT_info_handler(padapter, pIE); */
bwmode_update_check(padapter, padapter_link, pIE);
break;
#ifdef CONFIG_80211AC_VHT
case EID_OpModeNotification:
rtw_process_vht_op_mode_notify(padapter, pIE->data, psta);
break;
#endif /* CONFIG_80211AC_VHT */
case _ERPINFO_IE_:
ERP_IE_handler(padapter, padapter_link, pIE);
VCS_update(padapter, psta);
break;
#ifdef CONFIG_TDLS
case WLAN_EID_EXT_CAP:
if (check_ap_tdls_prohibited(pIE->data, pIE->Length) == _TRUE)
ptdlsinfo->ap_prohibited = _TRUE;
if (check_ap_tdls_ch_switching_prohibited(pIE->data, pIE->Length) == _TRUE)
ptdlsinfo->ch_switch_prohibited = _TRUE;
break;
#endif /* CONFIG_TDLS */
#ifdef CONFIG_80211AX_HE
case WLAN_EID_EXTENSION:
if (pIE->data[0] == WLAN_EID_EXTENSION_HE_OPERATION)
HE_operation_handler(padapter, padapter_link, pIE);
else if (pIE->data[0] == WLAN_EID_EXTENSION_HE_MU_EDCA)
HE_mu_edca_handler(padapter, padapter_link, pIE, _FALSE);
break;
#endif
default:
break;
}
i += (pIE->Length + 2);
}
}
#ifdef CONFIG_ECSA_PHL
void process_csa_ie(_adapter *padapter, u8 *ies, uint ies_len)
{
struct core_ecsa_info *ecsa_info = &(padapter->ecsa_info);
struct rtw_phl_ecsa_param *ecsa_param = &(ecsa_info->phl_ecsa_param);
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct ieee80211_info_element *ie;
u8 *wide_bw_ie;
uint wide_bw_ie_len;
u8 csa_ch = 0, csa_offset = 0, csa_ch_width = 0xff, seg_0 = 0, seg_1 = 0;
u8 csa_switch_cnt = 0, csa_mode = 0;
u8 ecsa_mode = 0, ecsa_op_class = 0, ecsa_ch = 0, ecsa_switch_cnt = 0;
#ifdef DBG_CSA
u8 *p;
u32 ie_len = 0;
p = rtw_get_ie(ies, WLAN_EID_CHANNEL_SWITCH, &ie_len, ies_len);
if (p && ie_len > 0)
RTW_INFO("CSA : %s, CH = %u, count = %u\n",__func__, *(p+2+1), *(p+2+2));
#endif
/* compare with scheduling CSA to block incoming CSA IE */
if (rtw_mr_is_ecsa_running(padapter)
|| check_fwstate(pmlmepriv, WIFI_CSA_UPDATE_BEACON))
return;
for_each_ie(ie, ies, ies_len) {
switch (ie->id) {
case WLAN_EID_CHANNEL_SWITCH:
csa_mode = *(ie->data);
csa_ch = *(ie->data + 1);
csa_switch_cnt = *(ie->data + 2);
RTW_INFO("CSA : CHANNEL_SWITCH IE, mode = %u, ch = %u, switch count = %u\n",
csa_mode, csa_ch, csa_switch_cnt);
break;
/* This element is not necessary for channel switching */
case WLAN_EID_SECONDARY_CHANNEL_OFFSET:
csa_offset = *(ie->data);
RTW_INFO("CSA : SECONDARY_CHANNEL_OFFSET IE, secondary_offset = %u\n",
csa_offset);
break;
case WLAN_EID_CHANNEL_SWITCH_WRAPPER:
wide_bw_ie = rtw_get_ie(ie->data, WLAN_EID_VHT_WIDE_BW_CHSWITCH, &wide_bw_ie_len, ie->len);
csa_ch_width = *(wide_bw_ie + 2);
seg_0 = *(wide_bw_ie + 3);
seg_1 = *(wide_bw_ie + 4);
RTW_INFO("CSA : WIDE_BW_CHSWITCH IE, channel width = %u, segment_0 = %u, segment_1 = %u\n",
csa_ch_width, seg_0, seg_1);
break;
case WLAN_EID_ECSA:
ecsa_mode = *(ie->data);
ecsa_op_class = *(ie->data + 1);
ecsa_ch = *(ie->data + 2);
ecsa_switch_cnt = *(ie->data + 3);
RTW_INFO("CSA : EXT_CHANNEL_SWITCH IE, mode = %u, op class = %u, ch = %u, switch count = %u\n",
ecsa_mode, ecsa_op_class, ecsa_ch, ecsa_switch_cnt);
break;
default:
break;
}
}
/* Check conflict of CSA IE and ECSA IE */
if (rtw_is_ecsa_enabled(padapter) && ecsa_ch != 0) {
if (csa_ch == 0) { /* has ECSA IE, no CSA IE */
csa_mode = ecsa_mode;
csa_switch_cnt = ecsa_switch_cnt;
csa_ch = ecsa_ch;
} else if (csa_mode != ecsa_mode ||
csa_ch != ecsa_ch ||
csa_switch_cnt != ecsa_switch_cnt) { /*has both IE, but conflict */
RTW_ERR("CSA : There has a conflict of CSA IE and ECSA IE\n");
return;
}
}
if (csa_ch != 0) {
ecsa_param->ecsa_type = ECSA_TYPE_STA;
ecsa_param->mode = csa_mode;
ecsa_param->op_class = ecsa_op_class;
ecsa_param->count = csa_switch_cnt;
ecsa_param->new_chan_def.band = rtw_get_band_type(csa_ch);
ecsa_param->new_chan_def.chan = csa_ch;
/* The channel width defined in 802.11 spec */
ecsa_info->channel_width = csa_ch_width;
ecsa_param->new_chan_def.offset = csa_offset;
ecsa_param->new_chan_def.center_freq1 = seg_0;
ecsa_param->new_chan_def.center_freq2 = seg_1;
ecsa_param->flag = 0;
ecsa_param->delay_start_ms = 0;
SET_ECSA_STATE(padapter, ECSA_ST_SW_START);
rtw_trigger_phl_ecsa_start(padapter);
}
}
#endif /* CONFIG_ECSA_PHL */
enum eap_type parsing_eapol_packet(_adapter *padapter, u8 *key_payload, struct sta_info *psta, u8 trx_type)
{
struct security_priv *psecuritypriv = &(padapter->securitypriv);
struct ieee802_1x_hdr *hdr;
struct wpa_eapol_key *key;
u16 key_info, key_data_length;
char *trx_msg = trx_type ? "send" : "recv";
enum eap_type eapol_type;
hdr = (struct ieee802_1x_hdr *) key_payload;
/* WPS - eapol start packet */
if (hdr->type == 1 && hdr->length == 0) {
RTW_INFO("%s eapol start packet\n", trx_msg);
return EAPOL_START;
}
if (hdr->type == 0) { /* WPS - eapol packet */
RTW_INFO("%s eapol packet\n", trx_msg);
return EAPOL_PACKET;
}
key = (struct wpa_eapol_key *) (hdr + 1);
key_info = be16_to_cpu(*((u16 *)(key->key_info)));
key_data_length = be16_to_cpu(*((u16 *)(key->key_data_length)));
if (!(key_info & WPA_KEY_INFO_KEY_TYPE)) { /* WPA group key handshake */
if (key_info & WPA_KEY_INFO_ACK) {
RTW_PRINT("%s eapol packet - WPA Group Key 1/2\n", trx_msg);
eapol_type = EAPOL_WPA_GROUP_KEY_1_2;
} else {
RTW_PRINT("%s eapol packet - WPA Group Key 2/2\n", trx_msg);
eapol_type = EAPOL_WPA_GROUP_KEY_2_2;
/* WPA key-handshake has completed */
if (psecuritypriv->ndisauthtype == Ndis802_11AuthModeWPAPSK)
psta->state &= (~WIFI_UNDER_KEY_HANDSHAKE);
}
} else if (key_info & WPA_KEY_INFO_MIC) {
if (key_data_length == 0) {
RTW_PRINT("%s eapol packet 4/4\n", trx_msg);
eapol_type = EAPOL_4_4;
} else if (key_info & WPA_KEY_INFO_ACK) {
RTW_PRINT("%s eapol packet 3/4\n", trx_msg);
eapol_type = EAPOL_3_4;
} else {
RTW_PRINT("%s eapol packet 2/4\n", trx_msg);
eapol_type = EAPOL_2_4;
}
} else {
RTW_PRINT("%s eapol packet 1/4\n", trx_msg);
eapol_type = EAPOL_1_4;
}
return eapol_type;
}
unsigned int is_ap_in_tkip(struct _ADAPTER_LINK *padapter_link)
{
u32 i;
PNDIS_802_11_VARIABLE_IEs pIE;
struct link_mlme_ext_priv *pmlmeext = &padapter_link->mlmeextpriv;
struct link_mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
WLAN_BSSID_EX *cur_network = &(pmlmeinfo->network);
if (rtw_get_capability((WLAN_BSSID_EX *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
for (i = sizeof(NDIS_802_11_FIXED_IEs); i < pmlmeinfo->network.IELength;) {
pIE = (PNDIS_802_11_VARIABLE_IEs)(pmlmeinfo->network.IEs + i);
switch (pIE->ElementID) {
case _VENDOR_SPECIFIC_IE_:
if ((_rtw_memcmp(pIE->data, RTW_WPA_OUI, 4)) && (_rtw_memcmp((pIE->data + 12), WPA_TKIP_CIPHER, 4)))
return _TRUE;
break;
case _RSN_IE_2_:
if (_rtw_memcmp((pIE->data + 8), RSN_TKIP_CIPHER, 4))
return _TRUE;
default:
break;
}
i += (pIE->Length + 2);
}
return _FALSE;
} else
return _FALSE;
}
unsigned int should_forbid_n_rate(_adapter *padapter)
{
u32 i;
PNDIS_802_11_VARIABLE_IEs pIE;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
WLAN_BSSID_EX *cur_network = &pmlmepriv->dev_cur_network.network;
if (rtw_get_capability((WLAN_BSSID_EX *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
for (i = sizeof(NDIS_802_11_FIXED_IEs); i < cur_network->IELength;) {
pIE = (PNDIS_802_11_VARIABLE_IEs)(cur_network->IEs + i);
switch (pIE->ElementID) {
case _VENDOR_SPECIFIC_IE_:
if (_rtw_memcmp(pIE->data, RTW_WPA_OUI, 4) &&
((_rtw_memcmp((pIE->data + 12), WPA_CIPHER_SUITE_CCMP, 4)) ||
(_rtw_memcmp((pIE->data + 16), WPA_CIPHER_SUITE_CCMP, 4))))
return _FALSE;
break;
case _RSN_IE_2_:
if ((_rtw_memcmp((pIE->data + 8), RSN_CIPHER_SUITE_CCMP, 4)) ||
(_rtw_memcmp((pIE->data + 12), RSN_CIPHER_SUITE_CCMP, 4)))
return _FALSE;
default:
break;
}
i += (pIE->Length + 2);
}
return _TRUE;
} else
return _FALSE;
}
unsigned int is_ap_in_wep(struct _ADAPTER_LINK *padapter_link)
{
u32 i;
PNDIS_802_11_VARIABLE_IEs pIE;
struct link_mlme_ext_priv *pmlmeext = &padapter_link->mlmeextpriv;
struct link_mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
WLAN_BSSID_EX *cur_network = &(pmlmeinfo->network);
if (rtw_get_capability((WLAN_BSSID_EX *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
for (i = sizeof(NDIS_802_11_FIXED_IEs); i < pmlmeinfo->network.IELength;) {
pIE = (PNDIS_802_11_VARIABLE_IEs)(pmlmeinfo->network.IEs + i);
switch (pIE->ElementID) {
case _VENDOR_SPECIFIC_IE_:
if (_rtw_memcmp(pIE->data, RTW_WPA_OUI, 4))
return _FALSE;
break;
case _RSN_IE_2_:
return _FALSE;
default:
break;
}
i += (pIE->Length + 2);
}
return _TRUE;
} else
return _FALSE;
}
int wifirate2_ratetbl_inx(unsigned char rate);
int wifirate2_ratetbl_inx(unsigned char rate)
{
int inx = 0;
rate = rate & 0x7f;
switch (rate) {
case 54*2:
inx = 11;
break;
case 48*2:
inx = 10;
break;
case 36*2:
inx = 9;
break;
case 24*2:
inx = 8;
break;
case 18*2:
inx = 7;
break;
case 12*2:
inx = 6;
break;
case 9*2:
inx = 5;
break;
case 6*2:
inx = 4;
break;
case 11*2:
inx = 3;
break;
case 11:
inx = 2;
break;
case 2*2:
inx = 1;
break;
case 1*2:
inx = 0;
break;
}
return inx;
}
unsigned int update_basic_rate(unsigned char *ptn, unsigned int ptn_sz)
{
unsigned int i, num_of_rate;
unsigned int mask = 0;
num_of_rate = (ptn_sz > NumRates) ? NumRates : ptn_sz;
for (i = 0; i < num_of_rate; i++) {
if ((*(ptn + i)) & 0x80)
mask |= 0x1 << wifirate2_ratetbl_inx(*(ptn + i));
}
return mask;
}
unsigned int update_supported_rate(unsigned char *ptn, unsigned int ptn_sz)
{
unsigned int i, num_of_rate;
unsigned int mask = 0;
num_of_rate = (ptn_sz > NumRates) ? NumRates : ptn_sz;
for (i = 0; i < num_of_rate; i++)
mask |= 0x1 << wifirate2_ratetbl_inx(*(ptn + i));
return mask;
}
int support_short_GI(_adapter *padapter, struct _ADAPTER_LINK *padapter_link,
struct HT_caps_element *pHT_caps, u8 bwmode)
{
unsigned char bit_offset;
struct link_mlme_ext_priv *pmlmeext = &padapter_link->mlmeextpriv;
struct link_mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
if (!(pmlmeinfo->HT_enable))
return _FAIL;
bit_offset = (bwmode & CHANNEL_WIDTH_40) ? 6 : 5;
if (pHT_caps->u.HT_cap_element.HT_caps_info & (0x1 << bit_offset))
return _SUCCESS;
else
return _FAIL;
}
unsigned char get_highest_rate_idx(u64 mask)
{
int i;
unsigned char rate_idx = 0;
for (i = 63; i >= 0; i--) {
if ((mask >> i) & 0x01) {
rate_idx = i;
break;
}
}
return rate_idx;
}
unsigned char get_lowest_rate_idx_ex(u64 mask, int start_bit)
{
int i;
unsigned char rate_idx = 0;
for (i = start_bit; i < 64; i++) {
if ((mask >> i) & 0x01) {
rate_idx = i;
break;
}
}
return rate_idx;
}
u8 get_highest_bw_cap(u8 bwmode)
{
u8 hbw = CHANNEL_WIDTH_20;
if (bwmode & BW_CAP_80_80M)
hbw = CHANNEL_WIDTH_80_80;
else if (bwmode & BW_CAP_160M)
hbw = CHANNEL_WIDTH_160;
else if (bwmode & BW_CAP_80M)
hbw = CHANNEL_WIDTH_80;
else if (bwmode & BW_CAP_40M)
hbw = CHANNEL_WIDTH_40;
else if (bwmode & BW_CAP_20M)
hbw = CHANNEL_WIDTH_20;
else if (bwmode & BW_CAP_10M)
hbw = CHANNEL_WIDTH_10;
else if (bwmode & BW_CAP_5M)
hbw = CHANNEL_WIDTH_5;
return hbw;
}
/* Update RRSR and Rate for USERATE */
void update_tx_basic_rate(_adapter *padapter, struct _ADAPTER_LINK *padapter_link, u8 wirelessmode)
{
NDIS_802_11_RATES_EX supported_rates;
struct link_mlme_ext_priv *pmlmeext = &padapter_link->mlmeextpriv;
_rtw_memset(supported_rates, 0, NDIS_802_11_LENGTH_RATES_EX);
/* clear B mod if current channel is in 5G band, avoid tx cck rate in 5G band. */
if (pmlmeext->chandef.chan > 14)
wirelessmode &= ~(WLAN_MD_11B);
if ((wirelessmode & WLAN_MD_11B) && (wirelessmode == WLAN_MD_11B))
_rtw_memcpy(supported_rates, rtw_basic_rate_cck, 4);
else if (wirelessmode & WLAN_MD_11B)
_rtw_memcpy(supported_rates, rtw_basic_rate_mix, 7);
else
_rtw_memcpy(supported_rates, rtw_basic_rate_ofdm, 3);
if (wirelessmode & WLAN_MD_11B)
update_mgnt_tx_rate(padapter, padapter_link, IEEE80211_CCK_RATE_1MB);
else
update_mgnt_tx_rate(padapter, padapter_link, IEEE80211_OFDM_RATE_6MB);
rtw_hal_set_hwreg(padapter, HW_VAR_BASIC_RATE, supported_rates);
}
unsigned char check_assoc_AP(u8 *pframe, uint len)
{
unsigned int i;
PNDIS_802_11_VARIABLE_IEs pIE;
for (i = sizeof(NDIS_802_11_FIXED_IEs); i < len;) {
pIE = (PNDIS_802_11_VARIABLE_IEs)(pframe + i);
switch (pIE->ElementID) {
case _VENDOR_SPECIFIC_IE_:
if ((_rtw_memcmp(pIE->data, ARTHEROS_OUI1, 3)) || (_rtw_memcmp(pIE->data, ARTHEROS_OUI2, 3))) {
RTW_INFO("link to Artheros AP\n");
return HT_IOT_PEER_ATHEROS;
} else if ((_rtw_memcmp(pIE->data, BROADCOM_OUI1, 3))
|| (_rtw_memcmp(pIE->data, BROADCOM_OUI2, 3))
|| (_rtw_memcmp(pIE->data, BROADCOM_OUI3, 3))) {
RTW_INFO("link to Broadcom AP\n");
return HT_IOT_PEER_BROADCOM;
} else if (_rtw_memcmp(pIE->data, MARVELL_OUI, 3)) {
RTW_INFO("link to Marvell AP\n");
return HT_IOT_PEER_MARVELL;
} else if (_rtw_memcmp(pIE->data, RALINK_OUI, 3)) {
RTW_INFO("link to Ralink AP\n");
return HT_IOT_PEER_RALINK;
} else if (_rtw_memcmp(pIE->data, CISCO_OUI, 3)) {
RTW_INFO("link to Cisco AP\n");
return HT_IOT_PEER_CISCO;
} else if (_rtw_memcmp(pIE->data, REALTEK_OUI, 3)) {
u32 Vender = HT_IOT_PEER_REALTEK;
if (pIE->Length >= 5) {
if (pIE->data[4] == 1) {
/* if(pIE->data[5] & RT_HT_CAP_USE_LONG_PREAMBLE) */
/* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_LONG_PREAMBLE; */
if (pIE->data[5] & RT_HT_CAP_USE_92SE) {
/* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_92SE; */
Vender = HT_IOT_PEER_REALTEK_92SE;
}
}
if (pIE->data[5] & RT_HT_CAP_USE_SOFTAP)
Vender = HT_IOT_PEER_REALTEK_SOFTAP;
if (pIE->data[4] == 2) {
if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_CBV) {
Vender = HT_IOT_PEER_REALTEK_JAGUAR_CBVAP;
RTW_INFO("link to Realtek JAGUAR_CBVAP\n");
}
if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_CCV) {
Vender = HT_IOT_PEER_REALTEK_JAGUAR_CCVAP;
RTW_INFO("link to Realtek JAGUAR_CCVAP\n");
}
}
}
RTW_INFO("link to Realtek AP\n");
return Vender;
} else if (_rtw_memcmp(pIE->data, AIRGOCAP_OUI, 3)) {
RTW_INFO("link to Airgo Cap\n");
return HT_IOT_PEER_AIRGO;
} else
break;
default:
break;
}
i += (pIE->Length + 2);
}
RTW_INFO("link to new AP\n");
return HT_IOT_PEER_UNKNOWN;
}
void get_assoc_AP_Vendor(char *vendor, u8 assoc_AP_vendor)
{
switch (assoc_AP_vendor) {
case HT_IOT_PEER_UNKNOWN:
sprintf(vendor, "%s", "unknown");
break;
case HT_IOT_PEER_REALTEK:
case HT_IOT_PEER_REALTEK_92SE:
case HT_IOT_PEER_REALTEK_SOFTAP:
case HT_IOT_PEER_REALTEK_JAGUAR_CBVAP:
case HT_IOT_PEER_REALTEK_JAGUAR_CCVAP:
sprintf(vendor, "%s", "Realtek");
break;
case HT_IOT_PEER_BROADCOM:
sprintf(vendor, "%s", "Broadcom");
break;
case HT_IOT_PEER_MARVELL:
sprintf(vendor, "%s", "Marvell");
break;
case HT_IOT_PEER_RALINK:
sprintf(vendor, "%s", "Ralink");
break;
case HT_IOT_PEER_CISCO:
sprintf(vendor, "%s", "Cisco");
break;
case HT_IOT_PEER_AIRGO:
sprintf(vendor, "%s", "Airgo");
break;
case HT_IOT_PEER_ATHEROS:
sprintf(vendor, "%s", "Atheros");
break;
default:
sprintf(vendor, "%s", "unkown");
break;
}
}
#ifdef CONFIG_RTS_FULL_BW
void rtw_parse_sta_vendor_ie_8812(_adapter *adapter, struct sta_info *sta, u8 *tlv_ies, u16 tlv_ies_len)
{
unsigned char REALTEK_OUI[] = {0x00,0xe0, 0x4c};
u8 *p;
p = rtw_get_ie_ex(tlv_ies, tlv_ies_len, WLAN_EID_VENDOR_SPECIFIC, REALTEK_OUI, 3, NULL, NULL);
if (!p)
goto exit;
else {
if(*(p+1) > 6 ) {
if(*(p+6) != 2)
goto exit;
if(*(p+8) == RT_HT_CAP_USE_JAGUAR_CBV)
sta->vendor_8812 = TRUE;
else if (*(p+8) == RT_HT_CAP_USE_JAGUAR_CCV)
sta->vendor_8812 = TRUE;
}
}
exit:
return;
}
#endif/*CONFIG_RTS_FULL_BW*/
#ifdef CONFIG_80211AC_VHT
void get_vht_bf_cap(u8 *pframe, uint len, struct vht_bf_cap *bf_cap)
{
unsigned int i;
PNDIS_802_11_VARIABLE_IEs pIE;
for (i = sizeof(NDIS_802_11_FIXED_IEs); i < len;) {
pIE = (PNDIS_802_11_VARIABLE_IEs)(pframe + i);
switch (pIE->ElementID) {
case EID_VHTCapability:
bf_cap->is_mu_bfer = GET_VHT_CAPABILITY_ELE_MU_BFER(pIE->data);
bf_cap->su_sound_dim = GET_VHT_CAPABILITY_ELE_SU_BFER_SOUND_DIM_NUM(pIE->data);
break;
default:
break;
}
i += (pIE->Length + 2);
}
}
#endif
void update_capinfo(_adapter *adapter, struct _ADAPTER_LINK *adapter_link, u16 updateCap)
{
struct link_mlme_ext_priv *pmlmeext = &adapter_link->mlmeextpriv;
struct link_mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
BOOLEAN ShortPreamble;
/* Check preamble mode, 2005.01.06, by rcnjko. */
/* Mark to update preamble value forever, 2008.03.18 by lanhsin */
/* if( pMgntInfo->RegPreambleMode == PREAMBLE_AUTO ) */
{
if (updateCap & cShortPreamble) {
/* Short Preamble */
if (pmlmeinfo->preamble_mode != PREAMBLE_SHORT) { /* PREAMBLE_LONG or PREAMBLE_AUTO */
ShortPreamble = _TRUE;
pmlmeinfo->preamble_mode = PREAMBLE_SHORT;
rtw_hal_set_hwreg(adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble);
}
} else {
/* Long Preamble */
if (pmlmeinfo->preamble_mode != PREAMBLE_LONG) { /* PREAMBLE_SHORT or PREAMBLE_AUTO */
ShortPreamble = _FALSE;
pmlmeinfo->preamble_mode = PREAMBLE_LONG;
rtw_hal_set_hwreg(adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble);
}
}
}
if (updateCap & cIBSS) {
/* Filen: See 802.11-2007 p.91 */
pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
} else {
/* Filen: See 802.11-2007 p.90 */
if (pmlmeext->cur_wireless_mode & (WLAN_MD_11N | WLAN_MD_11A | WLAN_MD_11AC))
pmlmeinfo->slotTime = SHORT_SLOT_TIME;
else if (pmlmeext->cur_wireless_mode & (WLAN_MD_11G)) {
if ((updateCap & cShortSlotTime) /* && (!(pMgntInfo->pHTInfo->RT2RT_HT_Mode & RT_HT_CAP_USE_LONG_PREAMBLE)) */) {
/* Short Slot Time */
pmlmeinfo->slotTime = SHORT_SLOT_TIME;
} else {
/* Long Slot Time */
pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
}
} else {
/* B Mode */
pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
}
}
rtw_hal_set_hwreg(adapter, HW_VAR_SLOT_TIME, &pmlmeinfo->slotTime);
}
/*
* set adapter.mlmeextpriv.mlmext_info.HT_enable
* set adapter.mlmeextpriv.cur_wireless_mode
* set SIFS register
* set mgmt tx rate
*/
void update_wireless_mode(_adapter *padapter, struct _ADAPTER_LINK *padapter_link)
{
int ratelen, network_type = 0;
u32 SIFS_Timer;
struct link_mlme_ext_priv *pmlmeext = &padapter_link->mlmeextpriv;
struct link_mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
WLAN_BSSID_EX *cur_network = &(pmlmeinfo->network);
unsigned char *rate = cur_network->SupportedRates;
#ifdef CONFIG_P2P
struct wifidirect_info *pwdinfo = &(padapter->wdinfo);
#endif /* CONFIG_P2P */
ratelen = rtw_get_rateset_len(cur_network->SupportedRates);
if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable))
pmlmeinfo->HT_enable = 1;
#if CONFIG_IEEE80211_BAND_6GHZ
if (pmlmeext->chandef.band == BAND_ON_6G)
network_type = WLAN_MD_6G_MIX;
else
#endif
if (pmlmeext->chandef.band == BAND_ON_5G) {
if (pmlmeinfo->HE_enable)
network_type = WLAN_MD_11AX;
else if (pmlmeinfo->VHT_enable)
network_type = WLAN_MD_11AC;
else if (pmlmeinfo->HT_enable)
network_type = WLAN_MD_11N;
network_type |= WLAN_MD_11A;
} else {
if (pmlmeinfo->HE_enable)
network_type = WLAN_MD_11AX;
else if (pmlmeinfo->VHT_enable)
network_type = WLAN_MD_11AC;
else if (pmlmeinfo->HT_enable)
network_type = WLAN_MD_11N;
if ((cckratesonly_included(rate, ratelen)) == _TRUE)
network_type |= WLAN_MD_11B;
else if ((cckrates_included(rate, ratelen)) == _TRUE)
network_type |= WLAN_MD_11BG;
else
network_type |= WLAN_MD_11G;
}
pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode;
/* RTW_INFO("network_type=%02x, padapter->registrypriv.wireless_mode=%02x\n", network_type, padapter->registrypriv.wireless_mode); */
if ((pmlmeext->cur_wireless_mode & WLAN_MD_11B) &&
#ifdef CONFIG_P2P
!rtw_p2p_chk_role(pwdinfo, P2P_ROLE_CLIENT) &&
!rtw_p2p_chk_role(pwdinfo, P2P_ROLE_GO) &&
#endif
1)
update_mgnt_tx_rate(padapter, padapter_link, IEEE80211_CCK_RATE_1MB);
else
update_mgnt_tx_rate(padapter, padapter_link, IEEE80211_OFDM_RATE_6MB);
}
void update_sta_basic_rate(struct sta_info *psta, u8 wireless_mode)
{
if (is_supported_tx_cck(wireless_mode)) {
/* Only B, B/G, and B/G/N AP could use CCK rate */
_rtw_memcpy(psta->bssrateset, rtw_basic_rate_cck, 4);
psta->bssratelen = 4;
} else {
_rtw_memcpy(psta->bssrateset, rtw_basic_rate_ofdm, 3);
psta->bssratelen = 3;
}
}
int rtw_ies_get_supported_rate(u8 *ies, uint ies_len, u8 *rate_set, u8 *rate_num)
{
u8 *ie, *p;
unsigned int ie_len;
int i, j;
struct support_rate_handler support_rate_tbl[] = {
{IEEE80211_CCK_RATE_1MB, _FALSE, _FALSE},
{IEEE80211_CCK_RATE_2MB, _FALSE, _FALSE},
{IEEE80211_CCK_RATE_5MB, _FALSE, _FALSE},
{IEEE80211_CCK_RATE_11MB, _FALSE, _FALSE},
{IEEE80211_OFDM_RATE_6MB, _FALSE, _FALSE},
{IEEE80211_OFDM_RATE_9MB, _FALSE, _FALSE},
{IEEE80211_OFDM_RATE_12MB, _FALSE, _FALSE},
{IEEE80211_OFDM_RATE_18MB, _FALSE, _FALSE},
{IEEE80211_OFDM_RATE_24MB, _FALSE, _FALSE},
{IEEE80211_OFDM_RATE_36MB, _FALSE, _FALSE},
{IEEE80211_OFDM_RATE_48MB, _FALSE, _FALSE},
{IEEE80211_OFDM_RATE_54MB, _FALSE, _FALSE},
};
if (!rate_set || !rate_num)
return _FALSE;
*rate_num = 0;
ie = rtw_get_ie(ies, _SUPPORTEDRATES_IE_, &ie_len, ies_len);
if (ie == NULL)
goto ext_rate;
/* get valid supported rates */
for (i = 0; i < 12; i++) {
p = ie + 2;
for (j = 0; j < ie_len; j++) {
if ((*p & ~BIT(7)) == support_rate_tbl[i].rate){
support_rate_tbl[i].existence = _TRUE;
if ((*p) & BIT(7))
support_rate_tbl[i].basic = _TRUE;
}
p++;
}
}
ext_rate:
ie = rtw_get_ie(ies, _EXT_SUPPORTEDRATES_IE_, &ie_len, ies_len);
if (ie) {
/* get valid extended supported rates */
for (i = 0; i < 12; i++) {
p = ie + 2;
for (j = 0; j < ie_len; j++) {
if ((*p & ~BIT(7)) == support_rate_tbl[i].rate){
support_rate_tbl[i].existence = _TRUE;
if ((*p) & BIT(7))
support_rate_tbl[i].basic = _TRUE;
}
p++;
}
}
}
for (i = 0; i < 12; i++){
if (support_rate_tbl[i].existence){
if (support_rate_tbl[i].basic)
rate_set[*rate_num] = support_rate_tbl[i].rate | IEEE80211_BASIC_RATE_MASK;
else
rate_set[*rate_num] = support_rate_tbl[i].rate;
*rate_num += 1;
}
}
if (*rate_num == 0)
return _FAIL;
if (0) {
int i;
for (i = 0; i < *rate_num; i++)
RTW_INFO("rate:0x%02x\n", *(rate_set + i));
}
return _SUCCESS;
}
void process_addba_req(_adapter *padapter, u8 *paddba_req, u8 *addr)
{
struct sta_info *psta;
u16 tid, start_seq, param;
struct sta_priv *pstapriv = &padapter->stapriv;
struct ADDBA_request *preq = (struct ADDBA_request *)paddba_req;
u8 size, accept = _FALSE;
psta = rtw_get_stainfo(pstapriv, addr);
if (!psta)
goto exit;
start_seq = le16_to_cpu(preq->BA_starting_seqctrl) >> 4;
param = le16_to_cpu(preq->BA_para_set);
tid = (param >> 2) & 0x0f;
accept = rtw_rx_ampdu_is_accept(padapter);
if (padapter->fix_rx_ampdu_size != RX_AMPDU_SIZE_INVALID)
size = padapter->fix_rx_ampdu_size;
else {
size = rtw_rx_ampdu_size(padapter);
size = rtw_min(size, rx_ampdu_size_sta_limit(padapter, psta));
}
if (accept == _TRUE)
rtw_addbarsp_cmd(padapter, addr, tid, preq, 0, size, start_seq);
else
rtw_addbarsp_cmd(padapter, addr, tid, preq, 37, size, start_seq);/* reject ADDBA Req */
exit:
return;
}
void rtw_process_bar_frame(_adapter *padapter, union recv_frame *precv_frame)
{
struct sta_priv *pstapriv = &padapter->stapriv;
u8 *pframe = precv_frame->u.hdr.rx_data;
struct sta_info *psta = NULL;
struct recv_reorder_ctrl *preorder_ctrl = NULL;
u8 tid = 0;
u16 start_seq=0;
psta = rtw_get_stainfo(pstapriv, get_addr2_ptr(pframe));
if (psta == NULL)
goto exit;
tid = ((cpu_to_le16((*(u16 *)(pframe + 16))) & 0xf000) >> 12);
preorder_ctrl = &psta->recvreorder_ctrl[tid];
start_seq = ((cpu_to_le16(*(u16 *)(pframe + 18))) >> 4);
preorder_ctrl->indicate_seq = start_seq;
rtw_phl_rx_bar(padapter->dvobj->phl, psta->phl_sta, tid, start_seq);
/* for Debug use */
if (0)
RTW_INFO(FUNC_ADPT_FMT" tid=%d, start_seq=%d\n", FUNC_ADPT_ARG(padapter), tid, start_seq);
exit:
return;
}
void update_TSF(struct link_mlme_ext_priv *pmlmeext, u8 *pframe, uint len)
{
u8 *pIE;
u32 *pbuf;
pIE = pframe + sizeof(struct rtw_ieee80211_hdr_3addr);
pbuf = (u32 *)pIE;
pmlmeext->TSFValue = le32_to_cpu(*(pbuf + 1));
pmlmeext->TSFValue = pmlmeext->TSFValue << 32;
pmlmeext->TSFValue |= le32_to_cpu(*pbuf);
}
#ifdef CONFIG_BCN_RECV_TIME
/* calculate beacon receiving time
1.RxBCNTime(CCK_1M) = [192us(preamble)] + [length of beacon(byte)*8us] + [10us]
2.RxBCNTime(OFDM_6M) = [8us(S) + 8us(L) + 4us(L-SIG)] + [(length of beacon(byte)/3 + 1] *4us] + [10us]
*/
inline u16 _rx_bcn_time_calculate(uint bcn_len, u8 data_rate)
{
u16 rx_bcn_time = 0;/*us*/
if (data_rate == DESC_RATE1M)
rx_bcn_time = 192 + bcn_len * 8 + 10;
else if(data_rate == DESC_RATE6M)
rx_bcn_time = 8 + 8 + 4 + (bcn_len /3 + 1) * 4 + 10;
/*
else
RTW_ERR("%s invalid data rate(0x%02x)\n", __func__, data_rate);
*/
return rx_bcn_time;
}
void rtw_rx_bcn_time_update(_adapter *adapter, struct _ADAPTER_LINK *adapter_link, uint bcn_len, u8 data_rate)
{
struct link_mlme_ext_priv *pmlmeext = &adapter_link->mlmeextpriv;
pmlmeext->bcn_rx_time = _rx_bcn_time_calculate(bcn_len, data_rate);
}
#endif
void beacon_timing_control(_adapter *padapter)
{
rtw_hal_bcn_param_setting(padapter);
}
inline void rtw_collect_bcn_info(_adapter *adapter, struct _ADAPTER_LINK *adapter_link)
{
struct link_mlme_ext_priv *pmlmeext = &adapter_link->mlmeextpriv;
if (!is_client_associated_to_ap(adapter))
return;
pmlmeext->cur_bcn_cnt = pmlmeext->bcn_cnt - pmlmeext->last_bcn_cnt;
pmlmeext->last_bcn_cnt = pmlmeext->bcn_cnt;
/*TODO get offset of bcn's timestamp*/
/*pmlmeext->bcn_timestamp;*/
}
inline bool rtw_bmp_is_set(const u8 *bmp, u8 bmp_len, u8 id)
{
if (id / 8 >= bmp_len)
return 0;
return bmp[id / 8] & BIT(id % 8);
}
inline void rtw_bmp_set(u8 *bmp, u8 bmp_len, u8 id)
{
if (id / 8 < bmp_len)
bmp[id / 8] |= BIT(id % 8);
}
inline void rtw_bmp_clear(u8 *bmp, u8 bmp_len, u8 id)
{
if (id / 8 < bmp_len)
bmp[id / 8] &= ~BIT(id % 8);
}
inline bool rtw_bmp_not_empty(const u8 *bmp, u8 bmp_len)
{
int i;
for (i = 0; i < bmp_len; i++) {
if (bmp[i])
return 1;
}
return 0;
}
inline bool rtw_bmp_not_empty_exclude_bit0(const u8 *bmp, u8 bmp_len)
{
int i;
for (i = 0; i < bmp_len; i++) {
if (i == 0) {
if (bmp[i] & 0xFE)
return 1;
} else {
if (bmp[i])
return 1;
}
}
return 0;
}
#ifdef CONFIG_AP_MODE
/* Check the id be set or not in map , if yes , return a none zero value*/
bool rtw_tim_map_is_set(_adapter *padapter, const u8 *map, u8 id)
{
return rtw_bmp_is_set(map, padapter->stapriv.aid_bmp_len, id);
}
/* Set the id into map array*/
void rtw_tim_map_set(_adapter *padapter, u8 *map, u8 id)
{
rtw_bmp_set(map, padapter->stapriv.aid_bmp_len, id);
}
/* Clear the id from map array*/
void rtw_tim_map_clear(_adapter *padapter, u8 *map, u8 id)
{
rtw_bmp_clear(map, padapter->stapriv.aid_bmp_len, id);
}
/* Check have anyone bit be set , if yes return true*/
bool rtw_tim_map_anyone_be_set(_adapter *padapter, const u8 *map)
{
return rtw_bmp_not_empty(map, padapter->stapriv.aid_bmp_len);
}
/* Check have anyone bit be set exclude bit0 , if yes return true*/
bool rtw_tim_map_anyone_be_set_exclude_aid0(_adapter *padapter, const u8 *map)
{
return rtw_bmp_not_empty_exclude_bit0(map, padapter->stapriv.aid_bmp_len);
}
#endif /* CONFIG_AP_MODE */
_adapter *dvobj_get_unregisterd_adapter(struct dvobj_priv *dvobj)
{
_adapter *adapter = NULL;
int i;
for (i = 0; i < dvobj->iface_nums; i++) {
if (dvobj->padapters[i]->registered == 0)
break;
}
if (i < dvobj->iface_nums)
adapter = dvobj->padapters[i];
return adapter;
}
_adapter *dvobj_get_adapter_by_addr(struct dvobj_priv *dvobj, u8 *addr)
{
_adapter *adapter = NULL;
int i;
for (i = 0; i < dvobj->iface_nums; i++) {
if (_rtw_memcmp(dvobj->padapters[i]->mac_addr, addr, ETH_ALEN) == _TRUE)
break;
}
if (i < dvobj->iface_nums)
adapter = dvobj->padapters[i];
return adapter;
}
static u32 rtw_get_he_bitrate(u8 mcs, u8 bw, u8 nss, u8 sgi)
{
static const u32 base[4][3][12] = { /*[bw][GI][MCS] */
/* BW20 */
{{ 8600000, 17200000, 25800000, 34400000, /* GI 0.8u */
51600000, 68800000, 77400000, 86000000,
103200000, 114700000, 129000000, 143400000,
},
{ 8100000, 16300000, 24400000, 32500000, /* GI 1.6u */
48800000, 65000000, 73100000, 81300000,
97500000, 108300000, 121900000, 135400000,
},
{ 7300000, 14600000, 21900000, 29300000, /* GI 3.2u */
43900000, 58500000, 65800000, 73100000,
87800000, 97500000, 109700000, 121900000,
}},
/* BW40 */
{{ 17200000, 34400000, 51600000, 68800000, /* GI 0.8u */
103200000, 137600000, 154900000, 172100000,
206500000, 229400000, 258100000, 286800000,
},
{ 16300000, 32500000, 48800000, 65000000, /* GI 1.6u */
97500000, 130000000, 146300000, 162500000,
195000000, 216700000, 243800000, 270800000,
},
{ 14600000, 29300000, 43900000, 58500000, /* GI 3.2u */
87800000, 117000000, 131600000, 146300000,
175500000, 195000000, 219400000, 243800000,
}},
/* BW80 */
{{ 36000000, 72100000, 108100000, 144100000, /* GI 0.8u */
216200000, 288200000, 324300000, 360300000,
432400000, 480400000, 540400000, 600500000,
},
{ 34000000, 68100000, 102100000, 136100000, /* GI 1.6u */
204200000, 272200000, 306300000, 340300000,
408300000, 453700000, 510400000, 567100000,
},
{ 30600000, 61300000, 91900000, 122500000, /* GI 3.2u */
183800000, 245000000, 275600000, 306300000,
367500000, 408300000, 459400000, 510400000,
}},
/* BW160 and BW80+80 */
{{ 72100000, 144100000, 216200000, 288200000, /* GI 0.8u */
432400000, 576500000, 648500000, 720600000,
864700000, 960800000,1080900000,1201000000,
},
{ 68100000, 136100000, 204200000, 272200000, /* GI 1.6u */
408300000, 544400000, 612500000, 680600000,
816700000, 907400000,1020800000,1134300000,
},
{ 61300000, 122500000, 183800000, 245000000, /* GI 3.2u */
367500000, 490000000, 551300000, 612500000,
735000000, 816700000, 918800000,1020800000,
}}
};
u32 bitrate;
int bw_idx, sgi_idx;
if (mcs > 11) {
RTW_INFO("Invalid mcs = %d\n", mcs);
return 0;
}
if (nss > 4 || nss < 1) {
RTW_INFO("Now only support nss = 1, 2, 3, 4\n");
return 0;
}
switch (bw) {
case CHANNEL_WIDTH_80_80:
case CHANNEL_WIDTH_160:
bw_idx = 3;
break;
case CHANNEL_WIDTH_80:
bw_idx = 2;
break;
case CHANNEL_WIDTH_40:
bw_idx = 1;
break;
case CHANNEL_WIDTH_20:
bw_idx = 0;
break;
default:
RTW_INFO("bw = %d currently not supported\n", bw);
return 0;
}
/* refer to mdata.rx_gi_ltf */
switch (sgi) {
case RTW_GILTF_LGI_4XHE32:
sgi_idx = 2; /* 3.2 GI */
break;
case RTW_GILTF_2XHE16:
case RTW_GILTF_1XHE16:
sgi_idx = 1; /* 1.6 GI */
break;
case RTW_GILTF_SGI_4XHE08:
case RTW_GILTF_2XHE08:
case RTW_GILTF_1XHE08:
sgi_idx = 0; /* 0.8 GI */
break;
default:
RTW_INFO("gi_ltf = %d currently not supported\n", sgi);
return 0;
}
bitrate = base[bw_idx][sgi_idx][mcs];
bitrate *= nss;
return (bitrate/100000);
}
static u32 rtw_get_vht_bitrate(u8 mcs, u8 bw, u8 nss, u8 sgi)
{
static const u32 base[4][10] = {
{ 6500000,
13000000,
19500000,
26000000,
39000000,
52000000,
58500000,
65000000,
78000000,
/* not in the spec, but some devices use this: */
86500000,
},
{ 13500000,
27000000,
40500000,
54000000,
81000000,
108000000,
121500000,
135000000,
162000000,
180000000,
},
{ 29300000,
58500000,
87800000,
117000000,
175500000,
234000000,
263300000,
292500000,
351000000,
390000000,
},
{ 58500000,
117000000,
175500000,
234000000,
351000000,
468000000,
526500000,
585000000,
702000000,
780000000,
},
};
u32 bitrate;
int bw_idx;
if (mcs > 9) {
RTW_INFO("Invalid mcs = %d\n", mcs);
return 0;
}
if (nss > 4 || nss < 1) {
RTW_INFO("Now only support nss = 1, 2, 3, 4\n");
}
switch (bw) {
case CHANNEL_WIDTH_160:
bw_idx = 3;
break;
case CHANNEL_WIDTH_80:
bw_idx = 2;
break;
case CHANNEL_WIDTH_40:
bw_idx = 1;
break;
case CHANNEL_WIDTH_20:
bw_idx = 0;
break;
default:
RTW_INFO("bw = %d currently not supported\n", bw);
return 0;
}
bitrate = base[bw_idx][mcs];
bitrate *= nss;
if (sgi)
bitrate = (bitrate / 9) * 10;
/* do NOT round down here */
return (bitrate + 50000) / 100000;
}
static u32 rtw_get_ht_bitrate(u8 mcs, u8 bw, u8 sgi)
{
int modulation, streams, bitrate;
/* the formula below does only work for MCS values smaller than 32 */
if (mcs >= 32) {
RTW_INFO("Invalid mcs = %d\n", mcs);
return 0;
}
if (bw > 1) {
RTW_INFO("Now HT only support bw = 0(20Mhz), 1(40Mhz)\n");
return 0;
}
modulation = mcs & 7;
streams = (mcs >> 3) + 1;
bitrate = (bw == 1) ? 13500000 : 6500000;
if (modulation < 4)
bitrate *= (modulation + 1);
else if (modulation == 4)
bitrate *= (modulation + 2);
else
bitrate *= (modulation + 3);
bitrate *= streams;
if (sgi)
bitrate = (bitrate / 9) * 10;
/* do NOT round down here */
return (bitrate + 50000) / 100000;
}
/**
* @bw: 0(20Mhz), 1(40Mhz), 2(80Mhz), 3(160Mhz)
* @data_rate: enum rtw_data_rate;
* @sgi: enum rtw_gi_ltf
* Returns: bitrate in 100kbps
*/
u32 rtw_desc_rate_to_bitrate(u8 bw, u16 data_rate, u8 sgi)
{
u32 bitrate = DESC_RATE1M;
if (data_rate <= DESC_RATE54M){
u16 ofdm_rate[12] = {10, 20, 55, 110,
60, 90, 120, 180, 240, 360, 480, 540};
bitrate = ofdm_rate[data_rate];
} else if ((RTW_DATA_RATE_MCS0 <= data_rate) &&
(data_rate <= RTW_DATA_RATE_MCS31)) {
u8 mcs = data_rate - RTW_DATA_RATE_MCS0;
bitrate = rtw_get_ht_bitrate(mcs, bw, sgi);
} else if ((RTW_DATA_RATE_VHT_NSS1_MCS0 <= data_rate) &&
(data_rate <= RTW_DATA_RATE_VHT_NSS4_MCS9)) {
u8 mcs = (data_rate - RTW_DATA_RATE_VHT_NSS1_MCS0) % 10;
u8 nss = ((data_rate - RTW_DATA_RATE_VHT_NSS1_MCS0) / 10) + 1;
bitrate = rtw_get_vht_bitrate(mcs, bw, nss, sgi);
} else if ((RTW_DATA_RATE_HE_NSS1_MCS0 <= data_rate) &&
(data_rate <= RTW_DATA_RATE_HE_NSS4_MCS11)) {
u8 mcs = (data_rate - RTW_DATA_RATE_HE_NSS1_MCS0) % 12;
u8 nss = ((data_rate - RTW_DATA_RATE_HE_NSS1_MCS0) / 12) + 1;
bitrate = rtw_get_he_bitrate(mcs, bw, nss, sgi);
} else {
/* 60Ghz ??? */
bitrate = 1;
}
return bitrate;
}
u16 rtw_get_current_tx_rate(_adapter *adapter, struct sta_info *psta)
{
u16 rate_id = 0;
struct rtw_phl_rainfo ra_info;
struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
if (!psta)
return rate_id;
if (adapter->fix_rate != NO_FIX_RATE)
rate_id = GET_FIX_RATE(adapter->fix_rate);
else {
rtw_phl_query_rainfo(dvobj->phl, psta->phl_sta, &ra_info);
rate_id = ra_info.rate; /* enum rtw_data_rate */
}
return rate_id;
}
u8 rtw_get_current_tx_sgi(_adapter *adapter, struct sta_info *psta)
{
u8 curr_tx_sgi = 0;
struct rtw_phl_rainfo ra_info;
struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
if (!psta)
return curr_tx_sgi;
if (adapter->fix_rate != NO_FIX_RATE)
/* fix rate */
curr_tx_sgi = GET_FIX_RATE_SGI(adapter->fix_rate);
else {
rtw_phl_query_rainfo(dvobj->phl, psta->phl_sta, &ra_info);
curr_tx_sgi = ra_info.gi_ltf;
}
return curr_tx_sgi;
}
bool rtw_chk_phy_can_append_actrl(_adapter *padapter, struct sta_info *psta)
{
bool is_actrl = _FALSE;
struct rtw_phl_rainfo ra_info;
struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
if (!psta)
return is_actrl;
if (padapter->fix_rate != NO_FIX_RATE)
if (rtw_get_current_tx_rate(padapter, psta) < RTW_DATA_RATE_MCS0)
return is_actrl;
rtw_phl_query_rainfo(dvobj->phl, psta->phl_sta, &ra_info);
is_actrl = ra_info.is_actrl;
return is_actrl;
}
void rtw_get_current_rx_info(_adapter *adapter, struct sta_info *psta,
u16 *rate, u8 *bw, u8 *gi_ltf)
{
struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
if (!psta)
return;
rtw_phl_get_rx_stat(dvobj->phl, psta->phl_sta, rate, bw, gi_ltf);
}
#ifdef CONFIG_RTW_MULTI_AP
u8 rtw_get_ch_utilization(_adapter *adapter)
{
struct dvobj_priv *d = adapter_to_dvobj(adapter);
struct rtw_phl_com_t *phl_com = GET_PHL_COM(d);
void *phl = GET_PHL_INFO(d);
struct rtw_env_report rpt;
u16 clm, nhm, ch_util;
/* ToDo CONFIG_RTW_MLD: [currently primary link only] */
struct _ADAPTER_LINK *adapter_link = GET_PRIMARY_LINK(adapter);
rtw_phl_get_env_rpt(phl, &rpt, adapter_link->wrlink->hw_band);
clm = rpt.nhm_cca_ratio;
nhm = rpt.nhm_ratio;
ch_util = clm / 3 + (2 * (nhm / 3));
/* For Multi-AP, scaling 0-100 to 0-255 */
ch_util = 255 * ch_util / 100;
return (u8)ch_util;
}
void rtw_ch_util_rpt(_adapter *adapter)
{
struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
_adapter *iface;
int i, j;
u8 i_rpts = 0;
u8 *ch_util;
u8 **bssid;
u8 threshold = GET_PRIMARY_ADAPTER(adapter)->ch_util_threshold;
u8 need_rpt = 0;
if (threshold == 0)
return;
ch_util = rtw_zmalloc(sizeof(u8) * dvobj->iface_nums);
if (!ch_util)
goto err_out;
bssid = (u8 **)rtw_zmalloc(sizeof(u8 *) * dvobj->iface_nums);
if (!bssid)
goto err_out1;
for (j = 0; j < dvobj->iface_nums; j++) {
*(bssid + j) = (u8 *)rtw_zmalloc(sizeof(u8) * ETH_ALEN);
if (!(*(bssid + j)))
goto err_out2;
}
for (i = 0; i < dvobj->iface_nums; i++) {
iface = dvobj->padapters[i];
if ((iface) && MLME_IS_AP(iface) &&
rtw_iface_at_same_hwband(adapter, iface)) {
*(ch_util + i_rpts) = rtw_get_ch_utilization(iface);
_rtw_memcpy(*(bssid + i_rpts), iface->mac_addr, ETH_ALEN);
if (*(ch_util + i_rpts) > threshold)
need_rpt = 1;
i_rpts++;
}
}
if (need_rpt)
rtw_nlrtw_ch_util_rpt(adapter, i_rpts, ch_util, bssid);
rtw_mfree(ch_util, sizeof(u8) * dvobj->iface_nums);
for (i = 0; i < dvobj->iface_nums; i++)
rtw_mfree(*(bssid + i), ETH_ALEN);
rtw_mfree(bssid, sizeof(u8 *) * dvobj->iface_nums);
return;
err_out2:
for (i = 0; i < j; i++)
rtw_mfree(*(bssid + i), sizeof(u8) * ETH_ALEN);
rtw_mfree(bssid, sizeof(sizeof(u8 *) * dvobj->iface_nums));
err_out1:
rtw_mfree(ch_util, sizeof(u8) * dvobj->iface_nums);
err_out:
RTW_INFO("[%s] rtw_zmalloc fail\n", __func__);
}
#endif
/*
* rtw_set_mac_addr_hw() - Set HW MAC address
* @adapter: struct PADAPTER
* @mac_addr: 6-bytes mac address
*
* Set Wifi Mac address by writing to the relative HW registers,
*
*/
void rtw_set_mac_addr_hw(_adapter *padapter, u8 *mac_addr)
{
struct dvobj_priv *d = adapter_to_dvobj(padapter);
struct sta_priv *pstapriv = &padapter->stapriv;
struct rtw_wifi_role_t *phl_role = padapter->phl_role;
struct rtw_phl_stainfo_t *phl_sta_self = NULL;
struct sta_info *psta;
_list *plist, *phead;
void *phl = GET_PHL_INFO(d);
u32 index, new_index;
/* ToDo CONFIG_RTW_MLD: [currently primary link only] */
struct _ADAPTER_LINK *padapter_link = GET_PRIMARY_LINK(padapter);
/* sta_hash */
phl_sta_self = rtw_phl_get_stainfo_self(phl, padapter_link->wrlink);
if (phl_sta_self) {
index = wifi_mac_hash(phl_role->mac_addr);
new_index = wifi_mac_hash(mac_addr);
_rtw_spinlock_bh(&(pstapriv->sta_hash_lock));
phead = &(pstapriv->sta_hash[index]);
plist = get_next(phead);
/* find out the one with old mac address, should be only one */
psta = NULL;
while ((rtw_end_of_queue_search(phead, plist)) == _FALSE) {
psta = LIST_CONTAINOR(plist, struct sta_info, hash_list);
if (psta->phl_sta == phl_sta_self ||
(_rtw_memcmp(psta->phl_sta->mac_addr, phl_role->mac_addr, ETH_ALEN) == _TRUE)) {
break;
}
psta = NULL;
plist = get_next(plist);
}
if (psta) {
rtw_list_delete(&psta->hash_list);
rtw_list_insert_tail(&psta->hash_list, &(pstapriv->sta_hash[new_index]));
}
_rtw_spinunlock_bh(&pstapriv->sta_hash_lock);
}
rtw_phl_cmd_wrole_change(phl,
padapter->phl_role,
NULL,
WR_CHG_MADDR,
mac_addr,
ETH_ALEN,
PHL_CMD_DIRECTLY,
0);
}
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