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VHT: Add configuration of operating center frequency

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Signed-hostap: Mahesh Palivela <maheshp@posedge.com>
This commit is contained in:
Mahesh Palivela 2012-08-10 19:54:54 +03:00 committed by Jouni Malinen
parent 140e850a66
commit 9615994ea6
4 changed files with 18 additions and 0 deletions
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3
hostapd/config_file.c
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@ -2226,6 +2226,9 @@ static int hostapd_config_fill(struct hostapd_config *conf,
conf->require_vht = atoi(pos); conf->require_vht = atoi(pos);
} else if (os_strcmp(buf, "vht_oper_chwidth") == 0) { } else if (os_strcmp(buf, "vht_oper_chwidth") == 0) {
conf->vht_oper_chwidth = atoi(pos); conf->vht_oper_chwidth = atoi(pos);
} else if (os_strcmp(buf, "vht_oper_centr_freq_seg0_idx") == 0)
{
conf->vht_oper_centr_freq_seg0_idx = atoi(pos);
#endif /* CONFIG_IEEE80211AC */ #endif /* CONFIG_IEEE80211AC */
} else if (os_strcmp(buf, "max_listen_interval") == 0) { } else if (os_strcmp(buf, "max_listen_interval") == 0) {
bss->max_listen_interval = atoi(pos); bss->max_listen_interval = atoi(pos);

6
hostapd/hostapd.conf
View file

@ -559,6 +559,12 @@ wmm_ac_vo_acm=0
# 2 = 160 MHz channel width # 2 = 160 MHz channel width
# 3 = 80+80 MHz channel width # 3 = 80+80 MHz channel width
#vht_oper_chwidth=1 #vht_oper_chwidth=1
#
# center freq = 5 GHz + (5 * index)
# So index 42 gives center freq 5.210 GHz
# which is channel 42 in 5G band
#
#vht_oper_centr_freq_seg0_idx=42
##### IEEE 802.1X-2004 related configuration ################################## ##### IEEE 802.1X-2004 related configuration ##################################

1
src/ap/ap_config.h
View file

@ -478,6 +478,7 @@ struct hostapd_config {
int ieee80211ac; int ieee80211ac;
int require_vht; int require_vht;
u8 vht_oper_chwidth; u8 vht_oper_chwidth;
u8 vht_oper_centr_freq_seg0_idx;
}; };

8
src/ap/ieee802_11_vht.c
View file

@ -61,6 +61,14 @@ u8 * hostapd_eid_vht_operation(struct hostapd_data *hapd, u8 *eid)
oper = (struct ieee80211_vht_operation *) pos; oper = (struct ieee80211_vht_operation *) pos;
os_memset(oper, 0, sizeof(*oper)); os_memset(oper, 0, sizeof(*oper));
/*
* center freq = 5 GHz + (5 * index)
* So index 42 gives center freq 5.210 GHz
* which is channel 42 in 5G band
*/
oper->vht_op_info_chan_center_freq_seg0_idx =
hapd->iconf->vht_oper_centr_freq_seg0_idx;
oper->vht_op_info_chwidth = hapd->iconf->vht_oper_chwidth; oper->vht_op_info_chwidth = hapd->iconf->vht_oper_chwidth;
/* VHT Basic MCS set comes from hw */ /* VHT Basic MCS set comes from hw */