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Message-ID: <4A667231.3020809@gmail.com>
Date: Wed, 22 Jul 2009 09:58:09 +0800
From: Eric Miao <eric.y.miao@gmail.com>
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To: Daniel Ribeiro <drwyrm@gmail.com>
CC: Mark Brown <broonie@opensource.wolfsonmicro.com>,
       Liam Girdwood <lrg@slimlogic.co.uk>, linux-kernel@vger.kernel.org,
       David Brownell <david-b@pacbell.net>
Subject: Re: [PATCH 1/6] regulator: Add regulator_get_exclusive() API
References: <1248188428-11277-1-git-send-email-broonie@opensource.wolfsonmicro.com> <1248209397.4333.50.camel@brutus>
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Daniel Ribeiro wrote:
> 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@opensource.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?
> 

I think that deserves another two patches for making use of this
new API.
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