[PATCH v4 1/3] power-domain: add power domain drivers for Rockchip platform

[Russell King - ARM Linux]

On Mon, Oct 20, 2014 at 02:31:17PM -0700, Kevin Hilman wrote:
> "jinkun.hong" <jinkun.hong at rock-chips.com> writes:
> > +	spin_lock_irqsave(&pd->idle_lock, flags);
> > +	val = (idle) ? mask : 0;
> > +	regmap_update_bits(pd->regmap_pmu, REQ_OFFSET, mask, val);
> > +	dsb();
> 
> A summary of the locking and barriers here (or in changelog) would be
> helpful for reviewers to verify you're protecting what you need to
> protect.

It's also worth saying that the Linux specific barrier names should be
used unless there is a pressing reason to use the ARM specific barrier
names.

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