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SubjectRe: [PATCH] eeepc-laptop: enable camera by default
On Mon, 8 Jun 2009, Matthew Garrett wrote:

> On Sun, Jun 07, 2009 at 11:03:48PM -0400, Alan Stern wrote:
> > There's no mechanism for this. It many environments it couldn't work,
> > because the decision about whether to enable autosuspend is made when
> > the device is first created (i.e., when the creation uevent is
> > received), whereas driver binding doesn't occur until later.
> There's a lot of power management situations where you don't end up with
> the optimal power configuration until a driver's bound. It's certainly
> possible to do this in userspace, but if we know that the hardware
> supported by a given driver will always work then it seems reasonable to
> have it whitelist autosuspend on that device.

Sure. Such a thing could be added easily enough. It just doesn't
exist now, that's all.

Alan Stern

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