Is this related to https://bugzilla.kernel.org/show_bug.cgi?id=48951 ? It looks like it is...you might want to give the following code a try to see if you can suspend after disabling async suspend for the scsi target:
echo disabled > /sys/devices/pci0000:00/0000:00:0e.0/ata1/host0/target0:0:0/power/async
echo mem > /sys/power/state
Is this related to https:/ /bugzilla. kernel. org/show_ bug.cgi? id=48951 ? It looks like it is...you might want to give the following code a try to see if you can suspend after disabling async suspend for the scsi target:
echo disabled > /sys/devices/ pci0000: 00/0000: 00:0e.0/ ata1/host0/ target0: 0:0/power/ async
echo mem > /sys/power/state