mac80211: add 802.11ad-support

This adds logic to properly populate defaults in /etc/config/wireless.

Signed-off-by: Gary Cooper <[email protected]>

package/kernel/mac80211/Makefile

@@ -11,7 +11,7 @@ include $(INCLUDE_DIR)/kernel.mk
 PKG_NAME:=mac80211
 
 PKG_VERSION:=5.8.18-1
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 PKG_SOURCE_URL:=@KERNEL/linux/kernel/projects/backports/stable/v5.8.18/
 PKG_HASH:=f04a8172423c6a945fc7d9844b04f33fda9ae574e552f8f18ee3bdfcfb494563
 

package/kernel/mac80211/files/lib/wifi/mac80211.sh

@@ -88,6 +88,12 @@ detect_mac80211() {
 			iw phy "$dev" info | grep -q 'VHT Capabilities' && htmode="VHT80"
 		}
 
+		iw phy "$dev" info | grep -q '\* 5.... MHz \[' && {
+			mode_band="ad"
+			channel=$(iw phy "$dev" info | grep '\* 5.... MHz \[' | grep '(disabled)' -v -m 1 | sed 's/[^[]*\[\|\|\].*//g')
+			iw phy "$dev" info | grep -q 'Capabilities:' && htmode="HT20"
+		}
+
 		[ -n "$htmode" ] && ht_capab="set wireless.radio${devidx}.htmode=$htmode"
 
 		path="$(mac80211_phy_to_path "$dev")"