| IW=/usr/sbin/iw |
| |
| 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 |
| power_mgmt="on" |
| fi |
| |
| for DEVICE in /sys/class/net/* ; do |
| if [ -d $DEVICE/phy80211 ]; then |
| dev=`basename $DEVICE` |
| $IW $dev set power_save $power_mgmt |
| ret=$? |
| if [ "$ret" = "0" ]; then |
| log "VERBOSE" "Power Management set to $power_mgmt for $dev." |
| else |
| log "VERBOSE" "Failed to set Power Management to $power_mgmt for $dev." |
| fi |
| fi |
| done |
| else |
| log "VERBOSE" "WiFi power setting is disabled." |
| fi |
