mac80211: fill some important capabilities into ht_capab in the hostapd config

[librecmc/librecmc.git] / package / mac80211 / files / lib / wifi / mac80211.sh

diff --git a/package/mac80211/files/lib/wifi/mac80211.sh b/package/mac80211/files/lib/wifi/mac80211.sh
index 6c5359a1bbe7bb98b64a469c2ceef7afde736830..bae9fb6d78cda9a14743f3e984a89cf8743faa28 100644 (file)
--- a/package/mac80211/files/lib/wifi/mac80211.sh
+++ b/package/mac80211/files/lib/wifi/mac80211.sh
@@ -293,7 +293,17 @@ detect_mac80211() {
                done
                mode_11n=""
                mode_band="g"
-               iw phy "$dev" info | grep -q 'HT cap' && mode_11n="n"
+               ht_cap="$(iw phy "$dev" info | grep 'HT capabilities' | cut -d: -f2)"
+               ht_capab="";
+               [ -n "$ht_cap" ] && {
+                       mode_11n="n"
+                       list="  list ht_capab"
+                       [ "$(($ht_cap & 2))" -eq 1 ] && append ht_capab "$list  LDPC" "$N"
+                       [ "$(($ht_cap & 2))" -eq 2 ] && append ht_capab "$list  HT40-" "$N"
+                       [ "$(($ht_cap & 32))" -eq 32 ] && append ht_capab "$list        SHORT-GI-20" "$N"
+                       [ "$(($ht_cap & 64))" -eq 64 ] && append ht_capab "$list        SHORT-GI-40" "$N"
+                       [ "$(($ht_cap & 4096))" -eq 4096 ] && append ht_capab "$list    DSSS_CCK-40" "$N"
+               }
                iw phy "$dev" info | grep -q '2412 MHz' || mode_band="a"
 
                cat <<EOF
@@ -304,6 +314,7 @@ config wifi-device  wifi$devidx
        option hwmode   11${mode_11n}${mode_band}
        # REMOVE THIS LINE TO ENABLE WIFI:
        option disabled 1
+$ht_capab
 
 config wifi-iface
        option device   wifi$devidx