Re: [PATCH 1/2] ARM: OMAP: CLKFW: Initial debugfs support for omap clock framework

David Brownell
2008-04-17T21:22:29Z

On Thursday 17 April 2008, Paul Walmsley wrote:
> >
> > Userspace should limit itself to changing policies.
>
> CPUFreq is good, but it does not manage non-CPU-frequency knobs very well,
> and there are plenty of those on OMAP3.

Similar issues are widely acknowledged.

> Is there any reason why we should not allow the option of userspace OPP
> selection/powerdomain control for OMAP?  If people don't want to use it,
> they don't have to :-)

Sure, allow userspace controls. Even use debugs to prototype
them. Just don't build fragile interfaces ... don't expect
userspace code to do the equivalent of open heart surgery.

- Dave

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