laptop-mode-tools: switch wifi support to be nl80211-only

laptop-mode-tools_1.52/usr/share/laptop-mode-tools/modules/wifi-nl80211-powermgmt

Index: laptop-mode-tools_1.52/usr/share/laptop-mode-tools/modules/wifi-nl80211-powermgmt
diff --git a/laptop-mode-tools_1.52/usr/share/laptop-mode-tools/modules/wifi-powermgmt b/laptop-mode-tools_1.52/usr/share/laptop-mode-tools/modules/wifi-nl80211-powermgmt
similarity index 68%
rename from laptop-mode-tools_1.52/usr/share/laptop-mode-tools/modules/wifi-powermgmt
rename to laptop-mode-tools_1.52/usr/share/laptop-mode-tools/modules/wifi-nl80211-powermgmt
index 2efb1a661353ffa4f6113cc99ea73319ea48ecc9..934d080bf7a4a20f8725b6e346b5a32c7ebaa363 100755
--- a/laptop-mode-tools_1.52/usr/share/laptop-mode-tools/modules/wifi-powermgmt
+++ b/laptop-mode-tools_1.52/usr/share/laptop-mode-tools/modules/wifi-nl80211-powermgmt
@@ -1,6 +1,8 @@
-IWCONFIG=iwconfig
+IW=/usr/sbin/iw
 
-if [ x$CONTROL_WIFI_POWER = x1 ] ; then
+if [ ! -x $IW ]; then
+    log "VERBOSE" "No $IW program, WiFi power setting is disabled."
+elif [ x$CONTROL_WIFI_POWER = x1 ] ; then
     if [ $ON_AC -eq 1 ] ; then
         power_mgmt="off"
     else
@@ -8,9 +10,9 @@ if [ x$CONTROL_WIFI_POWER = x1 ] ; then
     fi
 
     for DEVICE in /sys/class/net/* ; do
-        if [ -d $DEVICE/wireless ]; then
+        if [ -d $DEVICE/phy80211 ]; then
             dev=`basename $DEVICE`
-            $IWCONFIG $dev power $power_mgmt
+            $IW $dev set power_save $power_mgmt
             ret=$?
             if [ "$ret" = "0" ]; then
                log "VERBOSE" "Power Management set to $power_mgmt for $dev."