/******************************************************************************
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*
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* Copyright(c) 2007 - 2021 Realtek Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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*****************************************************************************/
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#define _RTW_WLAN_UTIL_C_
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#include <drv_types.h>
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unsigned char ARTHEROS_OUI1[] = {0x00, 0x03, 0x7f};
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unsigned char ARTHEROS_OUI2[] = {0x00, 0x13, 0x74};
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unsigned char BROADCOM_OUI1[] = {0x00, 0x10, 0x18};
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unsigned char BROADCOM_OUI2[] = {0x00, 0x0a, 0xf7};
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unsigned char BROADCOM_OUI3[] = {0x00, 0x05, 0xb5};
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unsigned char CISCO_OUI[] = {0x00, 0x40, 0x96};
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unsigned char MARVELL_OUI[] = {0x00, 0x50, 0x43};
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unsigned char RALINK_OUI[] = {0x00, 0x0c, 0x43};
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unsigned char REALTEK_OUI[] = {0x00, 0xe0, 0x4c};
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unsigned char AIRGOCAP_OUI[] = {0x00, 0x0a, 0xf5};
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unsigned char REALTEK_96B_IE[] = {0x00, 0xe0, 0x4c, 0x02, 0x01, 0x20};
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extern unsigned char RTW_WPA_OUI[];
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extern unsigned char WPA_TKIP_CIPHER[4];
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extern unsigned char RSN_TKIP_CIPHER[4];
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#define R2T_PHY_DELAY (0)
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/* #define WAIT_FOR_BCN_TO_MIN (3000) */
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#define WAIT_FOR_BCN_TO_MIN (6000)
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#define WAIT_FOR_BCN_TO_MAX (20000)
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static u8 rtw_basic_rate_cck[4] = {
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IEEE80211_CCK_RATE_1MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB | IEEE80211_BASIC_RATE_MASK,
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IEEE80211_CCK_RATE_5MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB | IEEE80211_BASIC_RATE_MASK
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};
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static u8 rtw_basic_rate_ofdm[3] = {
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IEEE80211_OFDM_RATE_6MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB | IEEE80211_BASIC_RATE_MASK,
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IEEE80211_OFDM_RATE_24MB | IEEE80211_BASIC_RATE_MASK
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};
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static u8 rtw_basic_rate_mix[7] = {
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IEEE80211_CCK_RATE_1MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB | IEEE80211_BASIC_RATE_MASK,
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IEEE80211_CCK_RATE_5MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB | IEEE80211_BASIC_RATE_MASK,
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IEEE80211_OFDM_RATE_6MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB | IEEE80211_BASIC_RATE_MASK,
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IEEE80211_OFDM_RATE_24MB | IEEE80211_BASIC_RATE_MASK
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};
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extern u8 WIFI_CCKRATES[];
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bool rtw_is_cck_rate(u8 rate)
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{
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int i;
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for (i = 0; i < 4; i++)
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if ((WIFI_CCKRATES[i] & 0x7F) == (rate & 0x7F))
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return 1;
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return 0;
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}
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extern u8 WIFI_OFDMRATES[];
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bool rtw_is_ofdm_rate(u8 rate)
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{
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int i;
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for (i = 0; i < 8; i++)
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if ((WIFI_OFDMRATES[i] & 0x7F) == (rate & 0x7F))
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return 1;
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return 0;
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}
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/* test if rate is defined in rtw_basic_rate_cck */
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bool rtw_is_basic_rate_cck(u8 rate)
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{
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int i;
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for (i = 0; i < 4; i++)
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if ((rtw_basic_rate_cck[i] & 0x7F) == (rate & 0x7F))
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return 1;
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return 0;
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}
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/* test if rate is defined in rtw_basic_rate_ofdm */
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bool rtw_is_basic_rate_ofdm(u8 rate)
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{
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int i;
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for (i = 0; i < 3; i++)
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if ((rtw_basic_rate_ofdm[i] & 0x7F) == (rate & 0x7F))
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return 1;
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return 0;
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}
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/* test if rate is defined in rtw_basic_rate_mix */
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bool rtw_is_basic_rate_mix(u8 rate)
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{
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int i;
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for (i = 0; i < 7; i++)
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if ((rtw_basic_rate_mix[i] & 0x7F) == (rate & 0x7F))
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return 1;
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return 0;
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}
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int cckrates_included(unsigned char *rate, int ratelen)
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{
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int i;
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for (i = 0; i < ratelen; i++) {
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if ((((rate[i]) & 0x7f) == 2) || (((rate[i]) & 0x7f) == 4) ||
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(((rate[i]) & 0x7f) == 11) || (((rate[i]) & 0x7f) == 22))
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return _TRUE;
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}
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return _FALSE;
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}
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int cckratesonly_included(unsigned char *rate, int ratelen)
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{
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int i;
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for (i = 0; i < ratelen; i++) {
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if ((((rate[i]) & 0x7f) != 2) && (((rate[i]) & 0x7f) != 4) &&
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(((rate[i]) & 0x7f) != 11) && (((rate[i]) & 0x7f) != 22))
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return _FALSE;
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}
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return _TRUE;
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}
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s8 rtw_get_sta_rx_nss(_adapter *adapter, struct sta_info *psta)
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{
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s8 nss = 1;
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struct dvobj_priv *dvobj = adapter_to_dvobj(adapter);
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struct _ADAPTER_LINK *padapter_link = psta->padapter_link;
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if (!psta)
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return nss;
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nss = get_phy_rx_nss(adapter, padapter_link);
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#ifdef CONFIG_80211N_HT
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#ifdef CONFIG_80211AC_VHT
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#ifdef CONFIG_80211AX_HE
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if (psta->hepriv.he_option)
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nss = psta->phl_sta->asoc_cap.nss_tx;
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else
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#endif /* CONFIG_80211AX_HE */
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if (psta->vhtpriv.vht_option)
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nss = rtw_min(nss, rtw_vht_mcsmap_to_nss(psta->vhtpriv.vht_mcs_map));
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else
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#endif /* CONFIG_80211AC_VHT */
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if (psta->htpriv.ht_option)
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nss = rtw_min(nss, rtw_ht_mcsset_to_nss(psta->htpriv.ht_cap.supp_mcs_set));
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#endif /*CONFIG_80211N_HT*/
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RTW_INFO("%s: %d ss\n", __func__, nss);
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return nss;
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}
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s8 rtw_get_sta_tx_nss(_adapter *adapter, struct sta_info *psta)
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{
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s8 nss = 1;
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struct _ADAPTER_LINK *padapter_link = psta->padapter_link;
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if (!psta)
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return nss;
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nss = get_phy_tx_nss(adapter, padapter_link);
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#ifdef CONFIG_80211N_HT
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#ifdef CONFIG_80211AC_VHT
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#ifdef CONFIG_80211AX_HE
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if (psta->hepriv.he_option)
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nss = psta->phl_sta->asoc_cap.nss_rx;
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else
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#endif /* CONFIG_80211AX_HE */
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if (psta->vhtpriv.vht_option)
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nss = rtw_min(nss, rtw_vht_mcsmap_to_nss(psta->vhtpriv.vht_mcs_map));
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else
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#endif /* CONFIG_80211AC_VHT */
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if (psta->htpriv.ht_option)
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nss = rtw_min(nss, rtw_ht_mcsset_to_nss(psta->htpriv.ht_cap.supp_mcs_set));
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#endif /*CONFIG_80211N_HT*/
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RTW_INFO("%s: %d SS\n", __func__, nss);
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return nss;
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}
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unsigned char ratetbl_val_2wifirate(unsigned char rate)
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{
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unsigned char val = 0;
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switch (rate & 0x7f) {
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case 0:
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val = IEEE80211_CCK_RATE_1MB;
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break;
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case 1:
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val = IEEE80211_CCK_RATE_2MB;
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break;
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case 2:
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val = IEEE80211_CCK_RATE_5MB;
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break;
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case 3:
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val = IEEE80211_CCK_RATE_11MB;
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break;
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case 4:
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val = IEEE80211_OFDM_RATE_6MB;
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break;
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case 5:
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val = IEEE80211_OFDM_RATE_9MB;
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break;
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case 6:
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val = IEEE80211_OFDM_RATE_12MB;
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break;
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case 7:
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val = IEEE80211_OFDM_RATE_18MB;
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break;
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case 8:
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val = IEEE80211_OFDM_RATE_24MB;
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break;
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case 9:
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val = IEEE80211_OFDM_RATE_36MB;
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break;
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case 10:
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val = IEEE80211_OFDM_RATE_48MB;
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break;
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case 11:
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val = IEEE80211_OFDM_RATE_54MB;
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break;
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}
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return val;
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}
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int is_basicrate(_adapter *padapter, struct _ADAPTER_LINK *padapter_link, unsigned char rate)
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{
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int i;
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unsigned char val;
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struct link_mlme_ext_priv *pmlmeext = &padapter_link->mlmeextpriv;
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for (i = 0; i < NumRates; i++) {
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val = pmlmeext->basicrate[i];
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if ((val != 0xff) && (val != 0xfe)) {
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if (rate == ratetbl_val_2wifirate(val))
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return _TRUE;
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}
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}
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return _FALSE;
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}
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unsigned int ratetbl2rateset(_adapter *padapter, struct _ADAPTER_LINK *padapter_link,
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unsigned char *rateset)
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{
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int i;
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unsigned char rate;
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unsigned int len = 0;
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struct link_mlme_ext_priv *pmlmeext = &padapter_link->mlmeextpriv;
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for (i = 0; i < NumRates; i++) {
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rate = pmlmeext->datarate[i];
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if (rtw_get_oper_ch(padapter, padapter_link) > 14 && rate < _6M_RATE_) /*5G no support CCK rate*/
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continue;
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switch (rate) {
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case 0xff:
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return len;
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case 0xfe:
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continue;
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default:
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rate = ratetbl_val_2wifirate(rate);
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if (is_basicrate(padapter, padapter_link, rate) == _TRUE)
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rate |= IEEE80211_BASIC_RATE_MASK;
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rateset[len] = rate;
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len++;
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break;
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}
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}
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return len;
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}
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void get_rate_set(_adapter *padapter, struct _ADAPTER_LINK *padapter_link,
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unsigned char *pbssrate, int *bssrate_len)
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{
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unsigned char supportedrates[NumRates];
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_rtw_memset(supportedrates, 0, NumRates);
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*bssrate_len = ratetbl2rateset(padapter, padapter_link, supportedrates);
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_rtw_memcpy(pbssrate, supportedrates, *bssrate_len);
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}
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void set_mcs_rate_by_mask(u8 *mcs_set, u32 mask)
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{
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u8 mcs_rate_1r = (u8)(mask & 0xff);
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u8 mcs_rate_2r = (u8)((mask >> 8) & 0xff);
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u8 mcs_rate_3r = (u8)((mask >> 16) & 0xff);
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u8 mcs_rate_4r = (u8)((mask >> 24) & 0xff);
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mcs_set[0] &= mcs_rate_1r;
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mcs_set[1] &= mcs_rate_2r;
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mcs_set[2] &= mcs_rate_3r;
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mcs_set[3] &= mcs_rate_4r;
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}
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void UpdateBrateTbl(
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_adapter *adapter,
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u8 *mBratesOS
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)
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{
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u8 i;
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u8 rate;
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/* 1M, 2M, 5.5M, 11M, 6M, 12M, 24M are mandatory. */
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for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) {
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rate = mBratesOS[i] & 0x7f;
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switch (rate) {
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case IEEE80211_CCK_RATE_1MB:
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case IEEE80211_CCK_RATE_2MB:
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case IEEE80211_CCK_RATE_5MB:
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case IEEE80211_CCK_RATE_11MB:
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case IEEE80211_OFDM_RATE_6MB:
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case IEEE80211_OFDM_RATE_12MB:
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case IEEE80211_OFDM_RATE_24MB:
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mBratesOS[i] |= IEEE80211_BASIC_RATE_MASK;
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break;
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}
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}
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}
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void UpdateBrateTblForSoftAP(u8 *bssrateset, u32 bssratelen)
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{
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u8 i;
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u8 rate;
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for (i = 0; i < bssratelen; i++) {
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rate = bssrateset[i] & 0x7f;
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switch (rate) {
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case IEEE80211_CCK_RATE_1MB:
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case IEEE80211_CCK_RATE_2MB:
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case IEEE80211_CCK_RATE_5MB:
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case IEEE80211_CCK_RATE_11MB:
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bssrateset[i] |= IEEE80211_BASIC_RATE_MASK;
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break;
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}
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}
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}
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/*rtw_phl_mr_get_chandef(dvobj->phl, adapter->phl_role, &chandef); => mr union chan*/
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/*rtw_phl_get_cur_hal_chdef(adapter->phl_role, &chandef) => hal chan*/
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void rtw_get_oper_chdef(_adapter *adapter, struct _ADAPTER_LINK *adapter_link, struct rtw_chan_def *chandef)
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{
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if (!adapter->phl_role)
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return;
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if (rtw_phl_get_cur_hal_chdef(adapter->phl_role, adapter_link->wrlink, chandef) != RTW_PHL_STATUS_SUCCESS)
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RTW_ERR("%s failed\n", __func__);
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}
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u8 rtw_get_oper_band(_adapter *adapter, struct _ADAPTER_LINK *adapter_link)
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{
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struct rtw_chan_def cur_chandef = {0};
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rtw_get_oper_chdef(adapter, adapter_link, &cur_chandef);
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return cur_chandef.band;
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}
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u8 rtw_get_oper_ch(_adapter *adapter, struct _ADAPTER_LINK *adapter_link)
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{
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struct rtw_chan_def cur_chandef = {0};
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rtw_get_oper_chdef(adapter, adapter_link, &cur_chandef);
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return cur_chandef.chan;
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}
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u8 rtw_get_oper_bw(_adapter *adapter, struct _ADAPTER_LINK *adapter_link)
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{
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struct rtw_chan_def cur_chandef = {0};
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rtw_get_oper_chdef(adapter, adapter_link, &cur_chandef);
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return cur_chandef.bw;
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}
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u8 rtw_get_oper_choffset(_adapter *adapter, struct _ADAPTER_LINK *adapter_link)
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{
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struct rtw_chan_def cur_chandef = {0};
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rtw_get_oper_chdef(adapter, adapter_link, &cur_chandef);
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return cur_chandef.offset;
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}
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int rtw_get_oper_chdef_by_hwband(struct dvobj_priv *dvobj, enum phl_band_idx band_idx
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, struct rtw_chan_def *chandef)
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{
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if (rtw_phl_get_cur_hal_chdef_by_hwband(GET_PHL_INFO(dvobj), band_idx, chandef) != RTW_PHL_STATUS_SUCCESS) {
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RTW_ERR("%s failed\n", __func__);
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return _FAIL;
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}
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return _SUCCESS;
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}
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int rtw_get_oper_bchbw_by_hwband(struct dvobj_priv *dvobj, enum phl_band_idx band_idx
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, enum band_type *band, u8 *ch, u8 *bw, u8 *offset)
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{
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struct rtw_chan_def chdef;
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if (rtw_phl_get_cur_hal_chdef_by_hwband(GET_PHL_INFO(dvobj), band_idx, &chdef) != RTW_PHL_STATUS_SUCCESS) {
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RTW_ERR("%s failed\n", __func__);
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*ch = 0;
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return _FAIL;
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}
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*band = chdef.band;
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*ch = chdef.chan;
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*bw = chdef.bw;
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*offset = chdef.offset;
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return _SUCCESS;
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}
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inline systime rtw_get_on_oper_ch_time(_adapter *adapter)
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{
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return adapter_to_dvobj(adapter)->on_oper_ch_time;
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}
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inline systime rtw_get_on_cur_ch_time(_adapter *adapter)
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{
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/* ToDo CONFIG_RTW_MLD: [currently primary link only] */
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struct _ADAPTER_LINK *adapter_link = GET_PRIMARY_LINK(adapter);
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if (adapter_link && adapter_link->mlmeextpriv.chandef.chan == rtw_get_oper_ch(adapter, adapter_link))
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return adapter_to_dvobj(adapter)->on_oper_ch_time;
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else
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return 0;
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}
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#if CONFIG_ALLOW_FUNC_2G_5G_ONLY
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RTW_FUNC_2G_5G_ONLY void set_channel_bwmode(_adapter *padapter,
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struct _ADAPTER_LINK *padapter_link,
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unsigned char channel,
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unsigned char channel_offset,
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unsigned short bwmode,
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enum rfk_tri_type rt_type)
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{
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rtw_hw_set_ch_bw(padapter, padapter_link, (channel > 14) ? BAND_ON_5G : BAND_ON_24G,
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channel, (enum channel_width)bwmode, channel_offset, rt_type);
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}
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#endif
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void set_bch_bwmode(_adapter *padapter,
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struct _ADAPTER_LINK *padapter_link,
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enum band_type band,
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unsigned char channel,
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unsigned char channel_offset,
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unsigned short bwmode,
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enum rfk_tri_type rt_type)
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{
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rtw_hw_set_ch_bw(padapter, padapter_link, band,
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channel, (enum channel_width)bwmode, channel_offset, rt_type);
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}
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__inline u8 *get_my_bssid(WLAN_BSSID_EX *pnetwork)
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{
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return pnetwork->MacAddress;
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}
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u16 get_beacon_interval(WLAN_BSSID_EX *bss)
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{
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unsigned short val;
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_rtw_memcpy((unsigned char *)&val, rtw_get_beacon_interval_from_ie(bss->IEs), 2);
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return le16_to_cpu(val);
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}
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int is_client_associated_to_ap(_adapter *padapter)
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{
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struct mlme_ext_priv *pmlmeext;
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struct mlme_ext_info *pmlmeinfo;
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if (!padapter)
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return _FAIL;
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pmlmeext = &padapter->mlmeextpriv;
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pmlmeinfo = &(pmlmeext->mlmext_info);
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if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state & 0x03) == WIFI_FW_STATION_STATE))
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return _TRUE;
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else
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return _FAIL;
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}
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int is_client_associated_to_ibss(_adapter *padapter)
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{
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struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
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struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
|
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if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state & 0x03) == WIFI_FW_ADHOC_STATE))
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return _TRUE;
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else
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return _FAIL;
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}
|
|
/*GEORGIA_TODO_FIXIT*/
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#define GET_H2CCMD_MSRRPT_PARM_OPMODE(__pH2CCmd) LE_BITS_TO_1BYTE(((u8 *)(__pH2CCmd)), 0, 1)
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#define GET_H2CCMD_MSRRPT_PARM_ROLE(__pH2CCmd) LE_BITS_TO_1BYTE(((u8 *)(__pH2CCmd)), 4, 4)
|
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int is_IBSS_empty(_adapter *padapter)
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{
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/* ToDo */
|
#if 0
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int i;
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struct macid_ctl_t *macid_ctl = &padapter->dvobj->macid_ctl;
|
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for (i = 0; i < macid_ctl->num; i++) {
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if (!rtw_macid_is_used(macid_ctl, i))
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continue;
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if (!rtw_macid_is_iface_specific(macid_ctl, i, padapter))
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continue;
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if (!GET_H2CCMD_MSRRPT_PARM_OPMODE(&macid_ctl->h2c_msr[i]))
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continue;
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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)
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return WAIT_FOR_BCN_TO_MAX;
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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 (pmlmeext->chandef.bw != CHANNEL_WIDTH_40) /* not FC STA */
|
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 ((pmlmepriv->sw_to_20mhz == 0 && new_bwmode == CHANNEL_WIDTH_20)
|
|| (pmlmepriv->sw_to_20mhz == 1 && new_bwmode == CHANNEL_WIDTH_40)
|
) {
|
pmlmeinfo->bwmode_updated = _TRUE;
|
pmlmepriv->sw_to_20mhz = new_bwmode == CHANNEL_WIDTH_20 ? 1 : 0;
|
RTW_INFO(FUNC_ADPT_FMT" switching to %uMHz\n", FUNC_ADPT_ARG(padapter)
|
, pmlmepriv->sw_to_20mhz ? 20 : 40);
|
|
/* 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;
|
|
/* update ap's stainfo */
|
psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress);
|
if (psta) {
|
struct ht_priv *phtpriv_sta = &psta->htpriv;
|
|
psta->phl_sta->chandef.bw = new_bwmode;
|
phtpriv_sta->ch_offset = new_ch_offset;
|
|
rtw_phl_cmd_change_stainfo(adapter_to_dvobj(padapter)->phl,
|
psta->phl_sta,
|
STA_CHG_RAMASK,
|
NULL,
|
0,
|
PHL_CMD_NO_WAIT,
|
0);
|
}
|
}
|
#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
|
*/
|
static int _rtw_get_bcn_keys(u8 *cap_info, u32 buf_len, u8 def_ch
|
, struct _ADAPTER_LINK *adapter_link, u8 mbssid_idx
|
, 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;
|
}
|
|
#ifdef CONFIG_STA_MULTIPLE_BSSID
|
if (elems.mbssid && mbssid_idx) {
|
if (rtw_ieee802_11_override_elems_by_mbssid(elems.mbssid - 2, elems.mbssid_len + 2, mbssid_idx, &elems, 1) == ParseFailed)
|
return _FALSE;
|
if (elems.non_tx_bssid_cap) {
|
if (elems.non_tx_bssid_cap_len != 2)
|
return _FALSE;
|
capability = le16_to_cpu(*(unsigned short *)(elems.non_tx_bssid_cap));
|
}
|
}
|
#endif
|
|
if (rtw_elems_get_supported_rate(&elems, recv_beacon->rate_set, &recv_beacon->rate_num) == _FAIL)
|
return _FALSE;
|
|
if (recv_beacon->rate_num) {
|
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
|
, BSS_EX_MBSSID_IDX(&adapter_link->mlmeextpriv.mlmext_info.network)
|
, 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
|
, 0
|
, 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;
|
#ifdef PRIVATE_R
|
/* SSID don't check */
|
tmp.ssid_len = recv->ssid_len;
|
_rtw_memcpy(tmp.ssid, recv->ssid, IW_ESSID_MAX_SIZE);
|
#endif
|
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 c_ch, c_offset, c_bw;
|
u8 bcn_ch, bcn_bw, bcn_offset;
|
struct sta_info *psta = NULL;
|
struct rtw_chan_def ori_u_chdef = {0};
|
struct rtw_chan_def new_u_chdef = {0};
|
bool bw_offset_changed = false;
|
|
c_ch = plmlmeext->chandef.chan;
|
c_bw = plmlmeext->chandef.bw;
|
c_offset = plmlmeext->chandef.offset;
|
|
#ifdef DBG_CSA
|
RTW_INFO("CSA : Wait AP for updating its beacon, wait %u beacon, current.ch = %u, recv_beacon.ch = %u\n",
|
pmlmepriv->bcn_cnts_after_csa + 1, c_ch, recv_beacon.ch);
|
#endif
|
|
/*
|
* Case 1 : channel is different
|
* AP doesn't udpate its beacon.
|
* Case 2 : channel is same
|
* AP may not update its beacon yet, so we wait 5 beacon.
|
* Case 3 : we already wait 5 beacon
|
* We assume that AP update its beacon.
|
*/
|
if (c_ch != recv_beacon.ch) {
|
goto exit_success;
|
} else if (pmlmepriv->bcn_cnts_after_csa < WAIT_BCN_TIMES) {
|
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);
|
/* the radar detect flow may need this */
|
clr_fwstate(pmlmepriv, WIFI_CSA_SKIP_CHECK_BEACON);
|
_cancel_timer_nowait(&adapter->mlmeextpriv.csa_wait_bcn_timer);
|
|
rtw_ecsa_update_sta_mlme(adapter_link, pframe, packet_len);
|
|
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/bw/offset = %u,%u,%u\n",
|
bcn_ch, bcn_bw, bcn_offset);
|
RTW_INFO("CSA : before update STA mode bw/offset, current bw/offset = %u,%u\n",
|
c_bw, c_offset);
|
#endif
|
|
/* STA role bw/offset is different from associated AP */
|
if (c_bw != bcn_bw || c_offset != bcn_offset) {
|
RTW_INFO("CSA : STA needs to sync bw/offset with AP\n");
|
bw_offset_changed = true;
|
plmlmeext->chandef.bw = bcn_bw;
|
plmlmeext->chandef.offset = bcn_offset;
|
}
|
|
if (rtw_adjust_bchbw(adapter, plmlmeext->chandef.band,
|
plmlmeext->chandef.chan, (u8*)&(plmlmeext->chandef.bw),
|
(u8*)&(plmlmeext->chandef.offset))) {
|
RTW_INFO("csa : limit bandwith by SW capability\n");
|
bw_offset_changed = true;
|
}
|
|
if (bw_offset_changed) {
|
rtw_phl_mr_get_chandef(d->phl, adapter->phl_role, adapter_link->wrlink, &ori_u_chdef);
|
|
/* 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_warn_on(1);
|
|
rtw_phl_mr_get_chandef(d->phl, adapter->phl_role, adapter_link->wrlink, &new_u_chdef);
|
|
#if (CONFIG_DFS && CONFIG_IEEE80211_BAND_5GHZ)
|
rtw_dfs_rd_en_dec_on_mlme_act(adapter, adapter_link, MLME_OPCH_SWITCH, ifbmp_s);
|
#endif
|
|
if (ori_u_chdef.bw != new_u_chdef.bw || ori_u_chdef.offset != new_u_chdef.offset)
|
rtw_set_chbw_cmd(adapter, adapter_link, &new_u_chdef, 0, RFK_TYPE_FORCE_DO);
|
|
RTW_INFO("CSA : after update bw/offset, STA mode new bw/offset = %u,%u\n", \
|
(u8)new_u_chdef.bw, (u8)new_u_chdef.offset);
|
} else {
|
RTW_INFO("CSA : STA mode bw/offset is same as AP\n");
|
}
|
|
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 5, 0))
|
{
|
u8 ht_option = adapter_link->mlmepriv.htpriv.ht_option;
|
|
rtw_cfg80211_ch_switch_notify(adapter, GET_PRIMARY_LINK(adapter), &plmlmeext->chandef, ht_option, 0);
|
}
|
#endif
|
|
/* 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) {
|
if (check_fwstate(pmlmepriv, WIFI_CSA_SKIP_CHECK_BEACON)) {
|
RTW_INFO(FUNC_ADPT_FMT" CSA : skip new beacon key before switching channel\n",
|
FUNC_ADPT_ARG(adapter));
|
goto exit_success;
|
}
|
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;
|
#ifdef PRIVATE_R
|
if ((pmlmeinfo->illegal_beacon_code & ~(SSID_CHANGED|SSID_LENGTH_CHANGED)) != 0) {
|
struct dis_bcn_key *dis_bcn_key_info;
|
dis_bcn_key_info = rtw_alloc_dis_bcn_key(&(adapter_link->mlmepriv.idle_dis_bcn_queue), &(adapter_link->mlmepriv.busy_dis_bcn_queue));
|
if (dis_bcn_key_info) {
|
_rtw_memcpy(&(dis_bcn_key_info->bcn_content), &recv_beacon, sizeof(recv_beacon));
|
rtw_enqueue_dis_bcn_key(dis_bcn_key_info, &(adapter_link->mlmepriv.busy_dis_bcn_queue));
|
} else {
|
RTW_INFO("alloc dis bcn info fail\n");
|
}
|
goto exit;
|
}
|
#endif
|
|
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 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_VHT_WIDE_BW_CHSWITCH:
|
csa_ch_width = *(ie->data);
|
seg_0 = *(ie->data + 1);
|
seg_1 = *(ie->data + 2);
|
|
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_CHANNEL_SWITCH_WRAPPER:
|
wide_bw_ie = rtw_get_ie(ie->data, WLAN_EID_VHT_WIDE_BW_CHSWITCH, &wide_bw_ie_len, ie->len);
|
if (wide_bw_ie) {
|
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) {
|
u8 csa_band;
|
u8 csa_bw = 0; /* handle at ECSA function, fill 0 here */
|
|
if (ecsa_op_class)
|
csa_band = rtw_get_band_by_op_class(ecsa_op_class);
|
else
|
csa_band = rtw_get_band_type(csa_ch);
|
|
rtw_hal_trigger_csa_start(padapter, CSA_STA_RX_CSA_IE,
|
csa_mode, ecsa_op_class, csa_switch_cnt,
|
csa_band, csa_ch, csa_bw, csa_offset,
|
csa_ch_width, seg_0, seg_1);
|
}
|
}
|
#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;
|
}
|
}
|
|
static int _rtw_get_supported_rate(u8 *sup_r_ie, sint sup_r_ie_len
|
, u8 *ext_sup_r_ie, sint ext_sup_r_ie_len
|
, u8 *rate_set, u8 *rate_num)
|
{
|
u8 *p;
|
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},
|
};
|
|
*rate_num = 0;
|
if (sup_r_ie == NULL)
|
goto ext_rate;
|
|
/* get valid supported rates */
|
for (i = 0; i < 12; i++) {
|
p = sup_r_ie + 2;
|
for (j = 0; j < sup_r_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:
|
if (ext_sup_r_ie) {
|
/* get valid extended supported rates */
|
for (i = 0; i < 12; i++) {
|
p = ext_sup_r_ie + 2;
|
for (j = 0; j < ext_sup_r_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 (0) {
|
int k;
|
|
for (k = 0; k < *rate_num; k++)
|
RTW_INFO("rate:0x%02x\n", *(rate_set + k));
|
}
|
|
return _SUCCESS;
|
}
|
|
int rtw_ies_get_supported_rate(u8 *ies, uint ies_len, u8 *rate_set, u8 *rate_num)
|
{
|
u8 *sup_r_ie;
|
sint sup_r_ie_len;
|
u8 *ext_sup_r_ie;
|
sint ext_sup_r_ie_len;
|
|
if (!rate_set || !rate_num)
|
return _FALSE;
|
|
sup_r_ie = rtw_get_ie(ies, _SUPPORTEDRATES_IE_, &sup_r_ie_len, ies_len);
|
ext_sup_r_ie = rtw_get_ie(ies, _EXT_SUPPORTEDRATES_IE_, &ext_sup_r_ie_len, ies_len);
|
|
return _rtw_get_supported_rate(sup_r_ie, sup_r_ie_len
|
, ext_sup_r_ie, ext_sup_r_ie_len, rate_set, rate_num);
|
}
|
|
int rtw_elems_get_supported_rate(struct rtw_ieee802_11_elems *elems, u8 *rate_set, u8 *rate_num)
|
{
|
u8 *sup_r_ie;
|
sint sup_r_ie_len;
|
u8 *ext_sup_r_ie;
|
sint ext_sup_r_ie_len;
|
|
if (!rate_set || !rate_num)
|
return _FALSE;
|
|
sup_r_ie = elems->supp_rates ? elems->supp_rates - 2 : NULL;
|
sup_r_ie_len = elems->supp_rates_len;
|
ext_sup_r_ie = elems->ext_supp_rates ? elems->ext_supp_rates - 2 : NULL;
|
ext_sup_r_ie_len = elems->ext_supp_rates_len;
|
|
return _rtw_get_supported_rate(sup_r_ie, sup_r_ie_len
|
, ext_sup_r_ie, ext_sup_r_ie_len, rate_set, rate_num);
|
}
|
|
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 accept = _FALSE;
|
u16 size;
|
|
psta = rtw_get_stainfo(pstapriv, addr);
|
if (!psta)
|
goto exit;
|
|
/* ToDo: ADDBA extension */
|
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 = (param >> 6) & 0x3ff;
|
if (size > 0)
|
size = rtw_min(rtw_rx_ampdu_size(padapter), 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 & 0xF;
|
u8 nss = ((data_rate - RTW_DATA_RATE_VHT_NSS1_MCS0) >> 4) + 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 & 0xF;
|
u8 nss = ((data_rate - RTW_DATA_RATE_HE_NSS1_MCS0) >> 4) + 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);
|
struct _ADAPTER_LINK *adapter_link;
|
u8 lidx;
|
|
/* 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_memcpy(phl_role->mac_addr, mac_addr, MAC_ALEN);
|
_rtw_memcpy(adapter_mac_addr(padapter), mac_addr, ETH_ALEN);
|
|
|
/* sync mac addr to adapter link */
|
for (lidx = 0; lidx < padapter->adapter_link_num; lidx++) {
|
adapter_link = GET_LINK(padapter, lidx);
|
_rtw_memcpy(adapter_link->mac_addr, mac_addr, ETH_ALEN);
|
|
/* offset for adapter_link mac-addr */
|
adapter_link->mac_addr[ETH_ALEN - 1] += lidx;
|
|
RTW_INFO(FUNC_ADPT_FMT": Set adapter link(id=%d) Mac Addr to "MAC_FMT" Successfully\n"
|
, FUNC_ADPT_ARG(padapter), lidx, MAC_ARG(adapter_link->mac_addr));
|
}
|
|
rtw_phl_cmd_wrole_change(phl,
|
padapter->phl_role,
|
padapter_link->wrlink,
|
WR_CHG_MADDR,
|
mac_addr,
|
ETH_ALEN,
|
PHL_CMD_DIRECTLY,
|
0);
|
}
|
