Re: So, what's the status on the recent patches here?

Pavel Machek
2006-08-17T21:39:03Z

Hi!

> > If there are dependancies inherently linking core1 and core2, cpufreq
> > should already be programming both parts. For example, the SA1100
> > driver programs both CPU and SDRAM controller. If there isn't any
> > dependancy
> > between them, I don't see the attraction of creating an artificial one
> > in the way suggested for no real purpose.
> >
> > Things like voltage and frequency are closely tied together, so
> > offering
> > any means of controlling them independantly makes no sense afaics.

> Yet a certain subsystem (for example an onboard camera, in a phone)
> might require a higher voltage when it's active, effectively loosening
> the tight coupling between freq and voltage that the porcessor is
> enforcing.

So... you expect userland to echo high > state before camera can be
used?

I'd rather have kernel automagically up the voltage when /dev/video0
is opened...
Pavel

--
Thanks for all the (sleeping) penguins.