acx: Major rework of acx.sh script

SVN-Revision: 26201

package/acx/files/lib/wifi/acx.sh

@@ -1,202 +1,191 @@
 #!/bin/sh
 append DRIVERS "acx"
 
+find_acx_phy() {
+	local device="$1"
+
+	local macaddr="$(config_get "$device" macaddr | tr 'A-Z' 'a-z')"
+	config_get phy "$device" phy
+	[ -z "$phy" -a -n "$macaddr" ] && {
+		cd /proc/driver
+		for phy in $(ls acx_wlan[0-9] 2>&-); do
+			phy=${phy#acx_}
+			[ "$macaddr" = "$(cat /sys/class/net/${phy}/address)" ] || continue
+			config_set "$device" phy "$phy"
+			break
+		done
+		config_get phy "$device" phy
+	}
+	[ -n "$phy" -a -f "/proc/driver/acx_$phy" ] || {
+		echo "phy for wifi device $1 not found"
+		return 1
+	}
+	[ -z "$macaddr" ] && {
+		config_set "$device" macaddr "$(cat /sys/class/net/${phy}/address)"
+	}
+	return 0
+}
+
 scan_acx() {
 	local device="$1"
-	local adhoc sta ap
-	
+
+	[ ${device%[0-9]} = "wlan" ] && config_set "$device" phy "$device" || find_acx_phy "$device" || {
+		config_unset "$device" vifs
+		return 0
+	}
+	config_get phy "$device" phy
+
 	config_get vifs "$device" vifs
 	for vif in $vifs; do
-	
-		config_get ifname "$vif" ifname
-		config_set "$vif" ifname "${ifname:-$device}"
-		
 		config_get mode "$vif" mode
 		case "$mode" in
 			adhoc|sta|ap|monitor)
-				append $mode "$vif"
+				# Only one vif is allowed
+				config_set "$vif" ifname "$phy"
+				break
 			;;
 			*) echo "$device($vif): Invalid mode, ignored."; continue;;
 		esac
 	done
-
-	config_set "$device" vifs "${ap:+$ap }${adhoc:+$adhoc }${ahdemo:+$ahdemo }${sta:+$sta }${wds:+$wds }${monitor:+$monitor}"
+	config_set "$device" vifs "$vif"
 }
 
-
 disable_acx() (
 	local device="$1"
 
+	find_acx_phy "$device" || return 0
+	config_get phy "$device" phy
+
 	set_wifi_down "$device"
-	# kill all running hostapd and wpa_supplicant processes that
-	# are running on atheros/mac80211 vifs 
-	for pid in `pidof hostapd wpa_supplicant`; do
-		grep wlan /proc/$pid/cmdline >/dev/null && \
-			kill $pid
-	done
-	
+
 	include /lib/network
-	cd /proc/sys/net
-	for dev in *; do
-		grep "$device" "$dev/%parent" >/dev/null 2>/dev/null && {
-			ifconfig "$dev" down 
-			unbridge "$dev"
-		}
-	done
+	unbridge "$phy"
 	return 0
 )
 
 enable_acx() {
 	local device="$1"
+
+	find_acx_phy "$device" || return 0
+	config_get phy "$device" phy
+
+	config_get regdomain "$device" regdomain
+	[ -n "$regdomain" ] && iwpriv "$device" SetRegDomain "$regdomain"
+
+	config_get rxantenna "$device" rxantenna
+	config_get txantenna "$device" txantenna
+	config_get_bool diversity "$device" diversity
+	[ -n "$diversity" ] && {
+		rxantenna="2"
+	}
+	[ -n "$rxantenna" ] && iwpriv "$phy" SetRxAnt "$rxantenna"
+	[ -n "$txantenna" ] && iwpriv "$phy" SetTxAnt "$txantenna"
+
 	config_get channel "$device" channel
-	config_get vifs "$device" vifs
-	config_get country "$device" country
-	
-	local first=1
-	for vif in $vifs; do
-		config_get ifname "$vif" ifname
-		ifconfig "$ifname" down
-		config_get enc "$vif" encryption
-		config_get eap_type "$vif" eap_type
-		config_get mode "$vif" mode
-		
-		config_get ifname "$vif" ifname
-		[ $? -ne 0 ] && {
-			echo "enable_acx($device): Failed to set up $mode vif $ifname" >&2
-			continue
-		}
-		config_set "$vif" ifname "$ifname"
-
-		[ "$first" = 1 ] && {
-			# only need to change freq band and channel on the first vif
-			case $country in
-				us)
-					iwpriv "$device" SetRegDomain 1
-					;;
-				ca)
-					iwpriv "$device" SetRegDomain 2
-					;;
-				de|uk|be|hu|nl|pt|pl|se|dk)
-					iwpriv "$device" SetRegDomain 3
-					;;
-				es)
-					iwpriv "$device" SetRegDomain 4
-					;;
-				fr)
-					iwpriv "$device" SetRegDomain 5
-					;;
-				jp)
-					iwpriv "$device" SetRegDomain 7
-					;;
-				il)
-					iwpriv "$device" SetRegDomain 8
+	[ -n "$channel" ] && iwconfig "$phy" channel "$channel" >/dev/null 2>/dev/null
+
+	config_get txpower "$device" txpower
+	[ -n "$txpower" ] && iwconfig "$phy" txpower "${txpower%%.*}"
+
+	config_get vif "$device" vifs
+
+	config_get ifname "$vif" ifname
+	config_get ssid "$vif" ssid
+	config_get mode "$vif" mode
+
+	iwconfig "$phy" essid ${ssid:+-- }"${ssid:-any}"
+
+	case "$mode" in
+		sta)
+			iwconfig "$phy" mode managed
+			config_get addr "$device" bssid
+			[ -z "$addr" ] || { 
+				iwconfig "$phy" ap "$addr"
+			}
+		;;
+		ap) iwconfig "$phy" mode master;;
+		adhoc) iwconfig "$phy" mode ad-hoc;;
+		*) iwconfig "$phy" mode "$mode";;
+	esac
+
+	config_get frag "$vif" frag
+	[ -n "$frag" ] && iwconfig "$phy" frag "${frag%%.*}"
+
+	config_get rts "$vif" rts
+	[ -n "$rts" ] && iwconfig "$phy" rts "${rts%%.*}"
+
+	config_get enc "$vif" encryption
+	case "$enc" in
+		wep)
+			for idx in 1 2 3 4; do
+				config_get key "$vif" "key${idx}"
+				iwconfig "$ifname" enc restricted "[$idx]" "${key:-off}"
+			done
+			config_get key "$vif" key
+			key="${key:-1}"
+			case "$key" in
+				[1234]) iwconfig "$ifname" enc restricted "[$key]";;
+				*) iwconfig "$ifname" enc restricted "$key";;
 			esac
-					
-			iwconfig "$ifname" channel "$channel" >/dev/null 2>/dev/null
-			if [ "$mode" = adhoc ]; then
-				iwlist "$ifname" scan >/dev/null 2>/dev/null
-				sleep 1
-				iwconfig "$ifname" mode ad-hoc >/dev/null 2>/dev/null
-			fi
-			sleep 1
-			iwconfig "$ifname" channel "$channel" >/dev/null 2>/dev/null
-		}
-
-		case "$mode" in
-			sta)
-				iwconfig "$ifname" mode managed >/dev/null 2>/dev/null
-				;;
-			ap)
-				iwconfig "$ifname" mode master >/dev/null 2>/dev/null
-				;;
-			*)
-				iwconfig "$ifname" mode $mode >/dev/null 2>/dev/null
-		esac
-	
-		wpa=
-		case "$enc" in
-			WEP|wep)
-				for idx in 1 2 3 4; do
-					config_get key "$vif" "key${idx}"
-					iwconfig "$ifname" enc "[$idx]" "${key:-off}"
-				done
-				config_get key "$vif" key
-				key="${key:-1}"
-				case "$key" in
-					[1234]) iwconfig "$ifname" enc restricted "[$key]";;
-					*) iwconfig "$ifname" enc restricted "$key";;
-				esac
-			;;
-			PSK|psk|PSK2|psk2)
-				echo "WARNING WPA / WPA2 not supported by acx driver"
-				config_get key "$vif" key
-			;;
-		esac
+		;;
+		psk*|wpa*)
+			echo "$device($vif): WPA/WPA2 not supported by acx driver"
+			return 1
+		;;
+	esac
+
+	local net_cfg bridge
+	net_cfg="$(find_net_config "$vif")"
+	[ -z "$net_cfg" ] || {
+		bridge="$(bridge_interface "$net_cfg")"
+		config_set "$vif" bridge "$bridge"
+		start_net "$ifname" "$net_cfg"
+	}
+	set_wifi_up "$vif" "$ifname"
 
-		case "$mode" in
-			adhoc)
-				config_get addr "$vif" bssid
-				[ -z "$addr" ] || { 
-					iwconfig "$ifname" ap "$addr"
-				}
-			;;
-		esac
-		config_get ssid "$vif" ssid
-
-		config_get txpwr "$vif" txpower
-		if [ -n "$txpwr" ]; then
-			iwconfig "$ifname" txpower "${txpwr%%.*}"
-		fi
-
-		config_get frag "$vif" frag
-		if [ -n "$frag" ]; then
-			iwconfig "$ifname" frag "${frag%%.*}"
-		fi
-
-		config_get rts "$vif" rts
-		if [ -n "$rts" ]; then
-			iwconfig "$ifname" rts "${rts%%.*}"
-		fi
-
-		ifconfig "$ifname" up
-		iwconfig "$ifname" channel "$channel" >/dev/null 2>/dev/null 
-
-		local net_cfg bridge
-		net_cfg="$(find_net_config "$vif")"
-		[ -z "$net_cfg" ] || {
-			bridge="$(bridge_interface "$net_cfg")"
-			config_set "$vif" bridge "$bridge"
-			start_net "$ifname" "$net_cfg"
-		}
-		iwconfig "$ifname" essid "$ssid"
-		set_wifi_up "$vif" "$ifname"
-		first=0
-	done
-	
-	echo 1 >/sys/class/leds/wifi/brightness || :
 }
 
+check_acx_device() {
+	[ ${1%[0-9]} = "wlan" ] && config_set "$1" phy "$1"
+	config_get phy "$1" phy
+	[ -z "$phy" ] && {
+		find_acx_phy "$1" >/dev/null || return 0
+		config_get phy "$1" phy
+	}
+	[ "$phy" = "$dev" ] && found=1
+}
 
 detect_acx() {
-	cd /sys/class/net
-	for dev in $(ls -d wlan* 2>&-); do
-		config_get type "$dev" type
-		[ "$type" = acx ] && continue
+	devidx=0
+	config_load wireless
+	while :; do
+		config_get type "radio$devidx" type
+		[ -n "$type" ] || break
+		devidx=$(($devidx + 1))
+	done
+	cd /proc/driver
+	for dev in $(ls acx_wlan[0-9] 2>&-); do
+		dev=${dev#acx_}
+		found=0
+		config_foreach check_acx_device wifi-device
+		[ "$found" -gt 0 ] && continue
 		cat <<EOF
-config wifi-device  $dev
+config wifi-device radio$devidx
 	option type     acx
 	option channel  11
+	option macaddr	$(cat /sys/class/net/${dev}/address)
 
 	# REMOVE THIS LINE TO ENABLE WIFI:
 	option disabled 1
 
 config wifi-iface
-	option device	$dev
+	option device	radio$devidx
 	option network	lan
 	option mode	ap
 	option ssid	OpenWrt
 	option encryption none
 
 EOF
+	devidx=$(($devidx + 1))
 	done
 }