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    SubjectRe: [RFD] Automatic suspend
    On Mon, 16 Feb 2009 17:40:10 -0500 (EST)
    Alan Stern <stern@rowland.harvard.edu> wrote:

    > On Mon, 16 Feb 2009, Rafael J. Wysocki wrote:
    >
    > > OK, so I think there are two things that user space may be allowed
    > > to do as far as putting devices into low power states is concerned:
    > > * disable/enable the automatic power management of the device
    > > (provided that the driver supports the automatic PM)
    >
    > Set the automatic PM parameters (idle timeout, state to go to,
    > etc.). And disabling automatic PM altogether (effectively the same as
    > setting the idle timeout to infinity).
    >

    shouldn't idle timeout etc be internal to the driver?
    Yes policy preferences / constraints makes sense to communicate,
    actual settings do not. For one they keep changing fast all the time
    anyway.



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    Arjan van de Ven Intel Open Source Technology Centre
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    visit http://www.lesswatts.org


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