Retry setup if the device is powered off when it should be powered on. This
state can be caused by rapid hotplug toggles.
Signed-off-by: NMartin Bugge <marbugge@cisco.com>
Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: NMauro Carvalho Chehab <m.chehab@samsung.com>