Re: [RFC PATCH] usb/acpi: Add support usb port power off mechanism for device fixed on the motherboard

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On Wed, 16 May 2012, Lan Tianyu wrote:

> Ok. Let me reconfirm the meaning of these opinions.
> 
> "auto"
> 	if port without device, turn off power directly.
> 	if port with device, turn off power when the device is suspended.
> 
> "on"	the port's power must be on.
> 
> "off"	the port's power must be off.
> 
> Right?

Maybe the "auto" setting should be renamed "active".  Then "auto" can 
be used for:

	If the port has a device, turn the power on.
	If the port doesn't have a device, turn the power off.

Alan Stern

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