From: Felix Fietkau Date: Sat, 3 May 2014 18:38:09 +0000 (+0000) Subject: mac80211: simplify HT40 handling, derive lower/upper channel mode automatically from... X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=24791e0dd8791e5c7b75176454a4e9356edbb067;p=librecmc%2Flibrecmc.git mac80211: simplify HT40 handling, derive lower/upper channel mode automatically from channel index Signed-off-by: Felix Fietkau SVN-Revision: 40680 --- diff --git a/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh b/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh index 53d1cb9c8f..e940f1304e 100644 --- a/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh +++ b/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh @@ -71,11 +71,10 @@ mac80211_hostapd_setup_base() { ht_capab= case "$htmode" in - HT20|HT40-|HT40+) ht_capab="[$htmode]";; - VHT40|VHT80|VHT160) - case "$channel" in - 36|44|52|60|100|108|116|124|132|140|149|157) ht_capab="[HT40+]";; - 40|48|56|64|104|112|120|128|136|144|153|161) ht_capab="[HT40-]";; + HT40*|VHT40|VHT80|VHT160) + case "$(( ($channel / 4) % 2 ))" in + 1) ht_capab="[HT40+]";; + 0) ht_capab="[HT40-]";; esac ;; esac @@ -90,32 +89,20 @@ mac80211_hostapd_setup_base() { idx="$channel" case "$htmode" in VHT40) - case "$channel" in - 36|40) idx=38;; - 44|48) idx=42;; - 52|56) idx=54;; - 60|64) idx=58;; - 100|104) idx=102;; - 108|112) idx=110;; - 116|120) idx=118;; - 124|128) idx=126;; - 132|136) idx=134;; - 140|144) idx=142;; - 149|153) idx=151;; - 157|161) idx=159;; + case "$(( ($channel / 4) % 2 ))" in + 1) idx=$(($channel + 2));; + 0) idx=$(($channel - 2));; esac enable_ac=1 append base_cfg "vht_oper_chwidth=0" "$N" append base_cfg "vht_oper_centr_freq_seg0_idx=$idx" "$N" ;; VHT80) - case "$channel" in - 36|40|44|48) idx=42;; - 52|56|60|64) idx=58;; - 100|104|108|112) idx=106;; - 116|120|124|128) idx=122;; - 132|136|140|144) idx=138;; - 149|153|157|161) idx=155;; + case "$(( ($channel / 4) % 2 ))" in + 1) idx=$(($channel + 6));; + 2) idx=$(($channel + 2));; + 3) idx=$(($channel - 2));; + 0) idx=$(($channel - 6));; esac enable_ac=1 append base_cfg "vht_oper_chwidth=1" "$N"