Re: Run-time PM idea (was: Re: [linux-pm] [RFC][PATCH 0/2] PM: Rearrange core suspend code)

From: Rafael J. Wysocki
Date: Mon Jun 08 2009 - 07:30:37 EST


On Monday 08 June 2009, Ingo Molnar wrote:
>
> * Rafael J. Wysocki <rjw@xxxxxxx> wrote:
>
> > +config PM_RUNTIME
> > + bool "Run-time PM core functionality"
> > + depends on PM
> > + ---help---
> > + Enable functionality allowing I/O devices to be put into energy-saving
> > + (low power) states at run time (or autosuspended) after a specified
> > + period of inactivity and woken up in response to a hardware-generated
> > + wake-up event or a driver's request.
> > +
> > + Hardware support is generally required for this functionality to work
> > + and the bus type drivers of the buses the devices are on are
> > + responsibile for the actual handling of the autosuspend requests and
> > + wake-up events.
>
> Halleluya! :-)

I guess this means you like the general idea. ;-)

Well, we've been discussing it for quite a while and since more and more people
are interested, I'm giving it a high priority.

Best,
Rafael
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/