Re: [RFC PATCH V2 1/2] usb: usb port power off mechanism add "auto" option

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On Mon, 3 Sep 2012, Lan Tianyu wrote:

> This patch is to add "auto" option to attribute portX/control.
> When echo "auto", the port's feature PORT_POWER would be clear
> if the port's connect type was mark not-used(connectability and
> visibility are both cleared) and with no device attached.
> 
> Signed-off-by: Lan Tianyu <tianyu.lan@xxxxxxxxx>

Acked-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>

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