On Fri, 2013-11-22 at 01:07 -0800, Dan Williams wrote:
> Move all port power policy evaluation to usb_port_runtime_suspend().
> Makes it clearer what blocks port power off and is preparation for
> follow on changes that
> 1/ make a usb_port a proper (device model) parent
> of a usb_device
> 2/ advertise to userspace what constraints are keeping a
> port powered
> 3/ changing the meaning of the usb_port runtime suspended
> state.
> 4/ add new constraints peer-port-power-state and connect_type
It seems to me that if you use reset_resume() you must
check whether all children further down in the tree support
reset_resume() in their drivers.
Regards
Oliver
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