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EHT: 320 MHz DFS support

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Add support to obtain the start channel when checking whether DFS
is required when using 320 MHz channels.

Signed-off-by: Jouni Malinen <quic_jouni@quicinc.com>
This commit is contained in:
Chenming Huang 2023-07-14 08:19:20 +05:30 committed by Jouni Malinen
parent a94ba53228
commit 7e1f5c44c9
1 changed files with 8 additions and 3 deletions
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11
src/ap/dfs.c
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@ -362,8 +362,9 @@ static int dfs_get_start_chan_idx(struct hostapd_iface *iface, int *seg1_start)
if (iface->conf->ieee80211n && iface->conf->secondary_channel == -1) if (iface->conf->ieee80211n && iface->conf->secondary_channel == -1)
channel_no -= 4; channel_no -= 4;
/* VHT/HE */ /* VHT/HE/EHT */
if (iface->conf->ieee80211ac || iface->conf->ieee80211ax) { if (iface->conf->ieee80211ac || iface->conf->ieee80211ax ||
iface->conf->ieee80211be) {
switch (hostapd_get_oper_chwidth(iface->conf)) { switch (hostapd_get_oper_chwidth(iface->conf)) {
case CONF_OPER_CHWIDTH_USE_HT: case CONF_OPER_CHWIDTH_USE_HT:
break; break;
@ -381,9 +382,13 @@ static int dfs_get_start_chan_idx(struct hostapd_iface *iface, int *seg1_start)
chan_seg1 = hostapd_get_oper_centr_freq_seg1_idx( chan_seg1 = hostapd_get_oper_centr_freq_seg1_idx(
iface->conf) - 6; iface->conf) - 6;
break; break;
case CONF_OPER_CHWIDTH_320MHZ:
channel_no = hostapd_get_oper_centr_freq_seg0_idx(
iface->conf) - 30;
break;
default: default:
wpa_printf(MSG_INFO, wpa_printf(MSG_INFO,
"DFS only VHT20/40/80/160/80+80 is supported now"); "DFS only EHT20/40/80/160/80+80/320 is supported now");
channel_no = -1; channel_no = -1;
break; break;
} }