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rtw_wlan_util.c
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/******************************************************************************
*
* Copyright(c) 2007 - 2017 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>
#include <hal_data.h>
#if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN)
#include <linux/inetdevice.h>
#define ETH_TYPE_OFFSET 12
#define PROTOCOL_OFFSET 23
#define IP_OFFSET 30
#define IPv6_OFFSET 38
#define IPv6_PROTOCOL_OFFSET 20
#endif
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
};
/* 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;
}
#ifdef CONFIG_BCN_CNT_CONFIRM_HDL
int new_bcn_max = 3;
#endif
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)
{
struct hal_spec_t *hal_spec = GET_HAL_SPEC(adapter);
u8 rf_type = RF_1T1R, custom_rf_type;
s8 nss = 1;
if (!psta)
return nss;
custom_rf_type = adapter->registrypriv.rf_config;
rtw_hal_get_hwreg(adapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
if (RF_TYPE_VALID(custom_rf_type))
rf_type = custom_rf_type;
nss = rtw_min(rf_type_to_rf_rx_cnt(rf_type), hal_spec->rx_nss_num);
#ifdef CONFIG_80211N_HT
#ifdef CONFIG_80211AC_VHT
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)
{
struct hal_spec_t *hal_spec = GET_HAL_SPEC(adapter);
u8 rf_type = RF_1T1R, custom_rf_type;
s8 nss = 1;
if (!psta)
return nss;
custom_rf_type = adapter->registrypriv.rf_config;
rtw_hal_get_hwreg(adapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
if (RF_TYPE_VALID(custom_rf_type))
rf_type = custom_rf_type;
nss = rtw_min(rf_type_to_rf_tx_cnt(rf_type), hal_spec->tx_nss_num);
#ifdef CONFIG_80211N_HT
#ifdef CONFIG_80211AC_VHT
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;
}
u8 judge_network_type(_adapter *padapter, unsigned char *rate, int ratelen)
{
u8 network_type = 0;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
if (pmlmeext->cur_channel > 14) {
if (pmlmeinfo->VHT_enable)
network_type = WIRELESS_11AC;
else if (pmlmeinfo->HT_enable)
network_type = WIRELESS_11_5N;
network_type |= WIRELESS_11A;
} else {
if (pmlmeinfo->HT_enable)
network_type = WIRELESS_11_24N;
if ((cckratesonly_included(rate, ratelen)) == _TRUE)
network_type |= WIRELESS_11B;
else if ((cckrates_included(rate, ratelen)) == _TRUE)
network_type |= WIRELESS_11BG;
else
network_type |= WIRELESS_11G;
}
return network_type;
}
unsigned char ratetbl_val_2wifirate(unsigned char rate);
unsigned char ratetbl_val_2wifirate(unsigned char rate)
{
unsigned char val = 0;
switch (rate & 0x7f) {
case 0:
val = IEEE80211_CCK_RATE_1MB;
break;
case 1:
val = IEEE80211_CCK_RATE_2MB;
break;
case 2:
val = IEEE80211_CCK_RATE_5MB;
break;
case 3:
val = IEEE80211_CCK_RATE_11MB;
break;
case 4:
val = IEEE80211_OFDM_RATE_6MB;
break;
case 5:
val = IEEE80211_OFDM_RATE_9MB;
break;
case 6:
val = IEEE80211_OFDM_RATE_12MB;
break;
case 7:
val = IEEE80211_OFDM_RATE_18MB;
break;
case 8:
val = IEEE80211_OFDM_RATE_24MB;
break;
case 9:
val = IEEE80211_OFDM_RATE_36MB;
break;
case 10:
val = IEEE80211_OFDM_RATE_48MB;
break;
case 11:
val = IEEE80211_OFDM_RATE_54MB;
break;
}
return val;
}
int is_basicrate(_adapter *padapter, unsigned char rate);
int is_basicrate(_adapter *padapter, unsigned char rate)
{
int i;
unsigned char val;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
for (i = 0; i < NumRates; i++) {
val = pmlmeext->basicrate[i];
if ((val != 0xff) && (val != 0xfe)) {
if (rate == ratetbl_val_2wifirate(val))
return _TRUE;
}
}
return _FALSE;
}
unsigned int ratetbl2rateset(_adapter *padapter, unsigned char *rateset);
unsigned int ratetbl2rateset(_adapter *padapter, unsigned char *rateset)
{
int i;
unsigned char rate;
unsigned int len = 0;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
for (i = 0; i < NumRates; i++) {
rate = pmlmeext->datarate[i];
if (rtw_get_oper_ch(padapter) > 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, rate) == _TRUE)
rate |= IEEE80211_BASIC_RATE_MASK;
rateset[len] = rate;
len++;
break;
}
}
return len;
}
void get_rate_set(_adapter *padapter, unsigned char *pbssrate, int *bssrate_len)
{
unsigned char supportedrates[NumRates];
_rtw_memset(supportedrates, 0, NumRates);
*bssrate_len = ratetbl2rateset(padapter, supportedrates);
_rtw_memcpy(pbssrate, supportedrates, *bssrate_len);
}
void 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(
IN PADAPTER Adapter,
IN 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;
}
}
}
void Set_MSR(_adapter *padapter, u8 type)
{
rtw_hal_set_hwreg(padapter, HW_VAR_MEDIA_STATUS, (u8 *)(&type));
}
inline u8 rtw_get_oper_ch(_adapter *adapter)
{
return adapter_to_dvobj(adapter)->oper_channel;
}
inline void rtw_set_oper_ch(_adapter *adapter, u8 ch)
{
#ifdef DBG_CH_SWITCH
const int len = 128;
char msg[128] = {0};
int cnt = 0;
int i = 0;
#endif /* DBG_CH_SWITCH */
struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
if (dvobj->oper_channel != ch) {
dvobj->on_oper_ch_time = rtw_get_current_time();
#ifdef DBG_CH_SWITCH
cnt += snprintf(msg + cnt, len - cnt, "switch to ch %3u", ch);
for (i = 0; i < dvobj->iface_nums; i++) {
_adapter *iface = dvobj->padapters[i];
cnt += snprintf(msg + cnt, len - cnt, " ["ADPT_FMT":", ADPT_ARG(iface));
if (iface->mlmeextpriv.cur_channel == ch)
cnt += snprintf(msg + cnt, len - cnt, "C");
else
cnt += snprintf(msg + cnt, len - cnt, "_");
if (iface->wdinfo.listen_channel == ch && !rtw_p2p_chk_state(&iface->wdinfo, P2P_STATE_NONE))
cnt += snprintf(msg + cnt, len - cnt, "L");
else
cnt += snprintf(msg + cnt, len - cnt, "_");
cnt += snprintf(msg + cnt, len - cnt, "]");
}
RTW_INFO(FUNC_ADPT_FMT" %s\n", FUNC_ADPT_ARG(adapter), msg);
#endif /* DBG_CH_SWITCH */
}
dvobj->oper_channel = ch;
}
inline u8 rtw_get_oper_bw(_adapter *adapter)
{
return adapter_to_dvobj(adapter)->oper_bwmode;
}
inline void rtw_set_oper_bw(_adapter *adapter, u8 bw)
{
adapter_to_dvobj(adapter)->oper_bwmode = bw;
}
inline u8 rtw_get_oper_choffset(_adapter *adapter)
{
return adapter_to_dvobj(adapter)->oper_ch_offset;
}
inline void rtw_set_oper_choffset(_adapter *adapter, u8 offset)
{
adapter_to_dvobj(adapter)->oper_ch_offset = offset;
}
u8 rtw_get_offset_by_chbw(u8 ch, u8 bw, u8 *r_offset)
{
u8 valid = 1;
u8 offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
if (bw == CHANNEL_WIDTH_20)
goto exit;
if (bw >= CHANNEL_WIDTH_80 && ch <= 14) {
valid = 0;
goto exit;
}
if (ch >= 1 && ch <= 4)
offset = HAL_PRIME_CHNL_OFFSET_LOWER;
else if (ch >= 5 && ch <= 9) {
if (*r_offset == HAL_PRIME_CHNL_OFFSET_LOWER || *r_offset == HAL_PRIME_CHNL_OFFSET_UPPER)
offset = *r_offset; /* both lower and upper is valid, obey input value */
else
offset = HAL_PRIME_CHNL_OFFSET_UPPER; /* default use upper */
} else if (ch >= 10 && ch <= 13)
offset = HAL_PRIME_CHNL_OFFSET_UPPER;
else if (ch == 14) {
valid = 0; /* ch14 doesn't support 40MHz bandwidth */
goto exit;
} else if (ch >= 36 && ch <= 177) {
switch (ch) {
case 36:
case 44:
case 52:
case 60:
case 100:
case 108:
case 116:
case 124:
case 132:
case 140:
case 149:
case 157:
case 165:
case 173:
offset = HAL_PRIME_CHNL_OFFSET_LOWER;
break;
case 40:
case 48:
case 56:
case 64:
case 104:
case 112:
case 120:
case 128:
case 136:
case 144:
case 153:
case 161:
case 169:
case 177:
offset = HAL_PRIME_CHNL_OFFSET_UPPER;
break;
default:
valid = 0;
break;
}
} else
valid = 0;
exit:
if (valid && r_offset)
*r_offset = offset;
return valid;
}
u8 rtw_get_center_ch(u8 channel, u8 chnl_bw, u8 chnl_offset)
{
u8 center_ch = channel;
if (chnl_bw == CHANNEL_WIDTH_80) {
if (channel == 36 || channel == 40 || channel == 44 || channel == 48)
center_ch = 42;
else if (channel == 52 || channel == 56 || channel == 60 || channel == 64)
center_ch = 58;
else if (channel == 100 || channel == 104 || channel == 108 || channel == 112)
center_ch = 106;
else if (channel == 116 || channel == 120 || channel == 124 || channel == 128)
center_ch = 122;
else if (channel == 132 || channel == 136 || channel == 140 || channel == 144)
center_ch = 138;
else if (channel == 149 || channel == 153 || channel == 157 || channel == 161)
center_ch = 155;
else if (channel == 165 || channel == 169 || channel == 173 || channel == 177)
center_ch = 171;
else if (channel <= 14)
center_ch = 7;
} else if (chnl_bw == CHANNEL_WIDTH_40) {
if (chnl_offset == HAL_PRIME_CHNL_OFFSET_LOWER)
center_ch = channel + 2;
else
center_ch = channel - 2;
} else if (chnl_bw == CHANNEL_WIDTH_20)
center_ch = channel;
else
rtw_warn_on(1);
return center_ch;
}
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)
{
if (adapter->mlmeextpriv.cur_channel == adapter_to_dvobj(adapter)->oper_channel)
return adapter_to_dvobj(adapter)->on_oper_ch_time;
else
return 0;
}
void set_channel_bwmode(_adapter *padapter, unsigned char channel, unsigned char channel_offset, unsigned short bwmode)
{
u8 center_ch, chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
#if (defined(CONFIG_TDLS) && defined(CONFIG_TDLS_CH_SW)) || defined(CONFIG_MCC_MODE)
u8 iqk_info_backup = _FALSE;
#endif
if (padapter->bNotifyChannelChange)
RTW_INFO("[%s] ch = %d, offset = %d, bwmode = %d\n", __FUNCTION__, channel, channel_offset, bwmode);
center_ch = rtw_get_center_ch(channel, bwmode, channel_offset);
if (bwmode == CHANNEL_WIDTH_80) {
if (center_ch > channel)
chnl_offset80 = HAL_PRIME_CHNL_OFFSET_LOWER;
else if (center_ch < channel)
chnl_offset80 = HAL_PRIME_CHNL_OFFSET_UPPER;
else
chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
}
_enter_critical_mutex(&(adapter_to_dvobj(padapter)->setch_mutex), NULL);
#ifdef CONFIG_MCC_MODE
if (MCC_EN(padapter)) {
/* driver doesn't set channel setting reg under MCC */
if (rtw_hal_check_mcc_status(padapter, MCC_STATUS_DOING_MCC))
RTW_INFO("Warning: Do not set channel setting reg MCC mode\n");
}
#endif
#ifdef CONFIG_DFS_MASTER
{
struct rf_ctl_t *rfctl = adapter_to_rfctl(padapter);
bool ori_overlap_radar_detect_ch = rtw_rfctl_overlap_radar_detect_ch(rfctl);
bool new_overlap_radar_detect_ch = _rtw_rfctl_overlap_radar_detect_ch(rfctl, channel, bwmode, channel_offset);
if (new_overlap_radar_detect_ch && IS_CH_WAITING(rfctl)) {
u8 pause = 0xFF;
rtw_hal_set_hwreg(padapter, HW_VAR_TXPAUSE, &pause);
}
#endif /* CONFIG_DFS_MASTER */
/* set Channel */
/* saved channel/bw info */
rtw_set_oper_ch(padapter, channel);
rtw_set_oper_bw(padapter, bwmode);
rtw_set_oper_choffset(padapter, channel_offset);
#if (defined(CONFIG_TDLS) && defined(CONFIG_TDLS_CH_SW)) || defined(CONFIG_MCC_MODE)
/* To check if we need to backup iqk info after switch chnl & bw */
{
u8 take_care_iqk, do_iqk;
rtw_hal_get_hwreg(padapter, HW_VAR_CH_SW_NEED_TO_TAKE_CARE_IQK_INFO, &take_care_iqk);
rtw_hal_get_hwreg(padapter, HW_VAR_DO_IQK, &do_iqk);
if ((take_care_iqk == _TRUE) && (do_iqk == _TRUE))
iqk_info_backup = _TRUE;
}
#endif
rtw_hal_set_chnl_bw(padapter, center_ch, bwmode, channel_offset, chnl_offset80); /* set center channel */
#if (defined(CONFIG_TDLS) && defined(CONFIG_TDLS_CH_SW)) || defined(CONFIG_MCC_MODE)
if (iqk_info_backup == _TRUE)
rtw_hal_ch_sw_iqk_info_backup(padapter);
#endif
#ifdef CONFIG_DFS_MASTER
if (new_overlap_radar_detect_ch)
rtw_odm_radar_detect_enable(padapter);
else if (ori_overlap_radar_detect_ch) {
u8 pause = 0x00;
rtw_odm_radar_detect_disable(padapter);
rtw_hal_set_hwreg(padapter, HW_VAR_TXPAUSE, &pause);
}
}
#endif /* CONFIG_DFS_MASTER */
_exit_critical_mutex(&(adapter_to_dvobj(padapter)->setch_mutex), NULL);
}
__inline u8 *get_my_bssid(WLAN_BSSID_EX *pnetwork)
{
return pnetwork->MacAddress;
}
u16 get_beacon_interval(WLAN_BSSID_EX *bss)
{
unsigned short val;
_rtw_memcpy((unsigned char *)&val, rtw_get_beacon_interval_from_ie(bss->IEs), 2);
return le16_to_cpu(val);
}
int is_client_associated_to_ap(_adapter *padapter)
{
struct mlme_ext_priv *pmlmeext;
struct mlme_ext_info *pmlmeinfo;
if (!padapter)
return _FAIL;
pmlmeext = &padapter->mlmeextpriv;
pmlmeinfo = &(pmlmeext->mlmext_info);
if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state & 0x03) == WIFI_FW_STATION_STATE))
return _TRUE;
else
return _FAIL;
}
int is_client_associated_to_ibss(_adapter *padapter)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state & 0x03) == WIFI_FW_ADHOC_STATE))
return _TRUE;
else
return _FAIL;
}
int is_IBSS_empty(_adapter *padapter)
{
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;
}
return _TRUE;
}
unsigned int decide_wait_for_beacon_timeout(unsigned int bcn_interval)
{
if ((bcn_interval << 2) < WAIT_FOR_BCN_TO_MIN)
return WAIT_FOR_BCN_TO_MIN;
else if ((bcn_interval << 2) > WAIT_FOR_BCN_TO_MAX)
return WAIT_FOR_BCN_TO_MAX;
else
return bcn_interval << 2;
}
void CAM_empty_entry(
PADAPTER Adapter,
u8 ucIndex
)
{
rtw_hal_set_hwreg(Adapter, HW_VAR_CAM_EMPTY_ENTRY, (u8 *)(&ucIndex));
}
void invalidate_cam_all(_adapter *padapter)
{
struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
_irqL irqL;
u8 val8 = 0;
rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, &val8);
_enter_critical_bh(&cam_ctl->lock, &irqL);
rtw_sec_cam_map_clr_all(&cam_ctl->used);
_rtw_memset(dvobj->cam_cache, 0, sizeof(struct sec_cam_ent) * SEC_CAM_ENT_NUM_SW_LIMIT);
_exit_critical_bh(&cam_ctl->lock, &irqL);
}
void _clear_cam_entry(_adapter *padapter, u8 entry)
{
unsigned char null_sta[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
unsigned char null_key[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
rtw_sec_write_cam_ent(padapter, entry, 0, null_sta, null_key);
}
inline void write_cam(_adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key)
{
#ifdef CONFIG_WRITE_CACHE_ONLY
write_cam_cache(adapter, id , ctrl, mac, key);
#else
rtw_sec_write_cam_ent(adapter, id, ctrl, mac, key);
write_cam_cache(adapter, id , ctrl, mac, key);
#endif
}
inline void clear_cam_entry(_adapter *adapter, u8 id)
{
_clear_cam_entry(adapter, id);
clear_cam_cache(adapter, id);
}
inline void write_cam_from_cache(_adapter *adapter, u8 id)
{
struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
_irqL irqL;
struct sec_cam_ent cache;
_enter_critical_bh(&cam_ctl->lock, &irqL);
_rtw_memcpy(&cache, &dvobj->cam_cache[id], sizeof(struct sec_cam_ent));
_exit_critical_bh(&cam_ctl->lock, &irqL);
rtw_sec_write_cam_ent(adapter, id, cache.ctrl, cache.mac, cache.key);
}
void write_cam_cache(_adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key)
{
struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
_irqL irqL;
_enter_critical_bh(&cam_ctl->lock, &irqL);
dvobj->cam_cache[id].ctrl = ctrl;
_rtw_memcpy(dvobj->cam_cache[id].mac, mac, ETH_ALEN);
_rtw_memcpy(dvobj->cam_cache[id].key, key, 16);
_exit_critical_bh(&cam_ctl->lock, &irqL);
}
void clear_cam_cache(_adapter *adapter, u8 id)
{
struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
_irqL irqL;
_enter_critical_bh(&cam_ctl->lock, &irqL);
_rtw_memset(&(dvobj->cam_cache[id]), 0, sizeof(struct sec_cam_ent));
_exit_critical_bh(&cam_ctl->lock, &irqL);
}
inline bool _rtw_camctl_chk_cap(_adapter *adapter, u8 cap)
{
struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
if (cam_ctl->sec_cap & cap)
return _TRUE;
return _FALSE;
}
inline void _rtw_camctl_set_flags(_adapter *adapter, u32 flags)
{
struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
cam_ctl->flags |= flags;
}
inline void rtw_camctl_set_flags(_adapter *adapter, u32 flags)
{
struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
_irqL irqL;
_enter_critical_bh(&cam_ctl->lock, &irqL);
_rtw_camctl_set_flags(adapter, flags);
_exit_critical_bh(&cam_ctl->lock, &irqL);
}
inline void _rtw_camctl_clr_flags(_adapter *adapter, u32 flags)
{
struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
cam_ctl->flags &= ~flags;
}
inline void rtw_camctl_clr_flags(_adapter *adapter, u32 flags)
{
struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
_irqL irqL;
_enter_critical_bh(&cam_ctl->lock, &irqL);
_rtw_camctl_clr_flags(adapter, flags);
_exit_critical_bh(&cam_ctl->lock, &irqL);
}
inline bool _rtw_camctl_chk_flags(_adapter *adapter, u32 flags)
{
struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl;
if (cam_ctl->flags & flags)
return _TRUE;
return _FALSE;
}
void dump_sec_cam_map(void *sel, struct sec_cam_bmp *map, u8 max_num)
{
RTW_PRINT_SEL(sel, "0x%08x\n", map->m0);
#if (SEC_CAM_ENT_NUM_SW_LIMIT > 32)
if (max_num && max_num > 32)
RTW_PRINT_SEL(sel, "0x%08x\n", map->m1);
#endif
#if (SEC_CAM_ENT_NUM_SW_LIMIT > 64)
if (max_num && max_num > 64)
RTW_PRINT_SEL(sel, "0x%08x\n", map->m2);
#endif
#if (SEC_CAM_ENT_NUM_SW_LIMIT > 96)
if (max_num && max_num > 96)
RTW_PRINT_SEL(sel, "0x%08x\n", map->m3);
#endif
}
inline bool rtw_sec_camid_is_set(struct sec_cam_bmp *map, u8 id)
{
if (id < 32)
return map->m0 & BIT(id);
#if (SEC_CAM_ENT_NUM_SW_LIMIT > 32)
else if (id < 64)
return map->m1 & BIT(id - 32);
#endif
#if (SEC_CAM_ENT_NUM_SW_LIMIT > 64)
else if (id < 96)
return map->m2 & BIT(id - 64);
#endif
#if (SEC_CAM_ENT_NUM_SW_LIMIT > 96)
else if (id < 128)
return map->m3 & BIT(id - 96);
#endif
else
rtw_warn_on(1);
return 0;
}
inline void rtw_sec_cam_map_set(struct sec_cam_bmp *map, u8 id)
{
if (id < 32)
map->m0 |= BIT(id);
#if (SEC_CAM_ENT_NUM_SW_LIMIT > 32)
else if (id < 64)
map->m1 |= BIT(id - 32);
#endif
#if (SEC_CAM_ENT_NUM_SW_LIMIT > 64)
else if (id < 96)
map->m2 |= BIT(id - 64);
#endif
#if (SEC_CAM_ENT_NUM_SW_LIMIT > 96)
else if (id < 128)
map->m3 |= BIT(id - 96);
#endif
else
rtw_warn_on(1);
}
inline void rtw_sec_cam_map_clr(struct sec_cam_bmp *map, u8 id)
{
if (id < 32)
map->m0 &= ~BIT(id);
#if (SEC_CAM_ENT_NUM_SW_LIMIT > 32)
else if (id < 64)
map->m1 &= ~BIT(id - 32);
#endif
#if (SEC_CAM_ENT_NUM_SW_LIMIT > 64)
else if (id < 96)
map->m2 &= ~BIT(id - 64);
#endif
#if (SEC_CAM_ENT_NUM_SW_LIMIT > 96)
else if (id < 128)
map->m3 &= ~BIT(id - 96);
#endif
else
rtw_warn_on(1);
}
inline void rtw_sec_cam_map_clr_all(struct sec_cam_bmp *map)
{
map->m0 = 0;
#if (SEC_CAM_ENT_NUM_SW_LIMIT > 32)
map->m1 = 0;
#endif
#if (SEC_CAM_ENT_NUM_SW_LIMIT > 64)
map->m2 = 0;
#endif
#if (SEC_CAM_ENT_NUM_SW_LIMIT > 96)
map->m3 = 0;
#endif
}
inline bool rtw_sec_camid_is_drv_forbid(struct cam_ctl_t *cam_ctl, u8 id)
{
struct sec_cam_bmp forbid_map;
forbid_map.m0 = 0x00000ff0;
#if (SEC_CAM_ENT_NUM_SW_LIMIT > 32)
forbid_map.m1 = 0x00000000;
#endif
#if (SEC_CAM_ENT_NUM_SW_LIMIT > 64)
forbid_map.m2 = 0x00000000;
#endif
#if (SEC_CAM_ENT_NUM_SW_LIMIT > 96)
forbid_map.m3 = 0x00000000;
#endif
if (id < 32)
return forbid_map.m0 & BIT(id);
#if (SEC_CAM_ENT_NUM_SW_LIMIT > 32)
else if (id < 64)
return forbid_map.m1 & BIT(id - 32);
#endif