Re: [PATCH RFC 2/2] cpufreq: arm_big_little: provide cpu capacity

From: Peter Zijlstra
Date: Thu Oct 09 2014 - 05:03:01 EST

On Wed, Oct 08, 2014 at 03:37:32PM -0700, Mike Turquette wrote:
> It creates a dependency such that any ARM platform that wants to have
> frequency-invariant load must use CPUfreq. I don't think we want that
> dependency. CPUfreq is a likely back-end for many devices, but not all.
> Consider near-future ARM devices that support ACPI for power management
> with no corresponding CPUfreq driver. For example if the CPPC driver is
> not hooked up to CPUfreq, platforms using CPPC will not jive with the
> ARM arch hook that depends on CPUfreq.

Oh crap no, CPPC will not add yet another interface to cpu frequency
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