On Sat, Aug 20, 2011 at 09:14:37PM +0200, Rafael J. Wysocki wrote: > I guess you mean the driver here and I'm not really sure it can. > For instance, the driver may not know what configuration it works in, > e.g. is there a power domain or a hierarchy of those and how much time > it takes to power them all down and up and what the power break even is. I don't understand why the driver would need to know what situation it's in. I'd been working on the basis that the idea was that the driver said what the constraints it has are and then some code with a more system wide view would make the actual decisions for things outside the driver domian. _______________________________________________ linux-pm mailing list linux-pm@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/linux-pm