From 2f8e54f6735724516c2a2b1c736a7202b6ea96af Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Wed, 4 Nov 2009 21:53:49 +0000
Subject: mac80211: fill some important capabilities into ht_capab in the
 hostapd config

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@18293 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 package/mac80211/files/lib/wifi/mac80211.sh | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

(limited to '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 6c5359a1bb..bae9fb6d78 100644
--- 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
-- 
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