Re: [PATCH] mmc: move regulator handling to core

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2010/8/29 Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>:
> On Sat, Aug 28, 2010 at 04:48:58PM +0200, Linus Walleij wrote:
>> 2010/8/27 Chris Ball <cjb@xxxxxxxxxx>:
>
>> > Looks like this patch got dropped because of the missing modifications
>> > to arch/arm/mach-omap2/mmc-twl4030.c.  Are we still interested in the
>> > patch otherwise, and can anyone help with that?
>
>> Actually just before the summer I submitted something not quite similar:
>> I moved all regulator handling *out* of the MMC core because I didn't
>> trust the way reference counting was being handled.
>
> This seems like the wrong approach; if there's a problem it'd seem much
> better to fix the core code that everything is sharing rather than
> factor it out - the location of the code is orthogonal to its
> helpfulness.

I actually did not move the essential regulator bits out just enable/disable,
so that these were in the sites where the regulators were actually
enabled/disabled in respective driver. That makes the internal
regulator reference count do the trick.

I can get that patch into shape easily, if for nothing else it's a nice
discussion item.

Yours,
Linus Walleij
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