linux-kernel - Re: [PATCH 1/6] regulator: Add regulator_get

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Message-Id: <1248209397.4333.50.camel@brutus>
Date:	Tue, 21 Jul 2009 17:49:57 -0300
From:	Daniel Ribeiro <drwyrm@...il.com>
To:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
Cc:	Liam Girdwood <lrg@...mlogic.co.uk>, linux-kernel@...r.kernel.org,
	David Brownell <david-b@...bell.net>,
	Eric Miao <eric.y.miao@...il.com>
Subject: Re: [PATCH 1/6] regulator: Add regulator_get_exclusive() API

Em Ter, 2009-07-21 às 16:00 +0100, Mark Brown escreveu:
> Some consumers require complete control of the regulator and can't
> tolerate sharing it with other consumers, most commonly because they need
> to have the regulator actually disabled so can't have other consumers
> forcing it on. This new regulator_get_exclusive() API call allows these
> consumers to explicitly request this, documenting the assumptions that
> they are making.
> 
> In order to simplify coding of such consumers the use count for regulators
> they request is forced to match the enabled state of the regulator when
> it is requested. This is not possible for consumers which can share
> regulators due to the need to keep track of the ownership of use counts.
> 
> A new API call is used rather than an additional argument to the existing
> regulator_get() in order to avoid merge headaches with driver code in
> other trees.
> 
> Signed-off-by: Mark Brown <broonie@...nsource.wolfsonmicro.com>

Thanks for finally fixing the mmc/regulator issue. ;)

Can you update pxamci.c and twl4030-mmc.c to make use of this new API?

-- 
Daniel Ribeiro

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