2 #inspired by http://art.ubuntuforums.org/showpost.php?p=9744970&postcount=19
3 #...and http://thecodecentral.com/2011/01/18/fix-ubuntu-10-10-suspendhibernate-not-working-bug
7 DEV_LIST=/tmp/usb-dev-list
8 DRIVERS_DIR=/sys/bus/pci/drivers
9 DRIVERS="ehci xhci" # ehci_hcd, xhci_hcd
15 echo -n > $DEV_LIST 2>/dev/null
16 for driver in $DRIVERS; do
17 DDIR=$DRIVERS_DIR/${driver}_hcd
18 for dev in `ls $DDIR 2>/dev/null | egrep "^$HEX+:$HEX+:$HEX"`; do
19 echo -n "$dev" > $DDIR/unbind
20 echo "$driver $dev" >> $DEV_LIST
26 if [ -s $DEV_LIST ]; then
27 while read driver dev; do
28 DDIR=$DRIVERS_DIR/${driver}_hcd
29 while [ $((MAX_BIND_ATTEMPTS)) -gt 0 ]; do
30 echo -n "$dev" > $DDIR/bind
31 if [ ! -L "$DDIR/$dev" ]; then
36 MAX_BIND_ATTEMPTS=$((MAX_BIND_ATTEMPTS-1))
40 rm $DEV_LIST 2>/dev/null
44 hibernate|suspend) unbindDev;;
45 resume|thaw) bindDev;;