linux-kernel - Re: [RFC PATCH 1/2] power: Charger-Manager: add initial Charger-Manager driver

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Message-ID: <20111128185201.GA11612@elf.ucw.cz>
Date:	Mon, 28 Nov 2011 19:52:01 +0100
From:	Pavel Machek <pavel@....cz>
To:	Anton Vorontsov <cbouatmailru@...il.com>
Cc:	Donggeun Kim <dg77.kim@...sung.com>, linux-pm@...r.kernel.org,
	len.brown@...el.com, rjw@...k.pl, rdunlap@...otime.net,
	myungjoo.ham@...sung.com, kyungmin.park@...sung.com,
	linux-kernel@...r.kernel.org,
	Pali Rohár <pali.rohar@...il.com>,
	Philip Rakity <prakity@...vell.com>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	Lars-Peter Clausen <lars@...afoo.de>
Subject: Re: [RFC PATCH 1/2] power: Charger-Manager: add initial
 Charger-Manager driver

On Sat 2011-11-26 05:06:13, Anton Vorontsov wrote:
> On Thu, Nov 17, 2011 at 07:13:12PM +0900, Donggeun Kim wrote:
> > Because battery health monitoring should be done even when suspended,
> > it needs to wake up and suspend periodically. Thus, userspace battery
> > monitoring may incur too much overhead; every device and task is woken
> > up periodically. Charger Manager uses suspend-again to provide
> > in-suspend monitoring.
> > 
> > This patch allows to monitor battery health in-suspend state.
> > 
> > Signed-off-by: Donggeun Kim <dg77.kim@...sung.com>
> > Signed-off-by: MyungJoo Ham <myungjoo.ham@...sung.com>
> > Signed-off-by: Kyungmin Park <kyungmin.park@...sung.com>
> > ---
> 
> I very much appreciate this effort, it discourages proprietary
> charger-managers (e.g. infamous "BME" on Nokia N900).

It will also allow us to replace hand-coded charger manager for Sharp
SL-3000 (and similar) machines. Good.

									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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