Re: [PATCH v2 1/8] regulator: core: Introduce API for regulators coupling customization

[Mark Brown]

On Tue, Jun 04, 2019 at 02:58:57AM +0300, Dmitry Osipenko wrote:
> Right now regulator core supports only one type of regulators coupling,
> the "voltage max-spread" which keeps voltages of coupled regulators in a
> given range from each other. A more sophisticated coupling may be required
> in practice, one example is the NVIDIA Tegra SoC's which besides the
> max-spreading have other restrictions that must be adhered. Introduce API
> that allow platforms to provide their own customized coupling algorithms.

So, I don't completely hate this and I'm not sure there's any good
solutions here...

> + * @balance_voltage: Callback invoked when voltage of a coupled regulator is
> + *                   changing. The callee should perform voltage balancing
> + *                   and change voltage of the coupled regulators.

Some documentation on what the context for calling this is (locking and
so on) and how it should do the adjustments it wants to do would be
good.

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