From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752497AbcAWMEc (ORCPT ); Sat, 23 Jan 2016 07:04:32 -0500 Received: from atrey.karlin.mff.cuni.cz ([195.113.26.193]:34081 "EHLO atrey.karlin.mff.cuni.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751173AbcAWMEb (ORCPT ); Sat, 23 Jan 2016 07:04:31 -0500 Date: Sat, 23 Jan 2016 13:04:25 +0100 From: Pavel Machek To: Pali =?iso-8859-1?Q?Roh=E1r?= Cc: kernel list , linux-arm-kernel , linux-omap@vger.kernel.org, tony@atomide.com, khilman@kernel.org, aaro.koskinen@iki.fi, ivo.g.dimitrov.75@gmail.com, patrikbachan@gmail.com, serge@hallyn.com, sre@kernel.org Subject: Re: 4.5-rc0: n900 battery charging reverts to 100mA, indicator turns back on Message-ID: <20160123120424.GA12497@amd> References: <20160121184234.GA17679@amd> <201601212034.07727@pali> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <201601212034.07727@pali> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu 2016-01-21 20:34:07, Pali Rohár wrote: > On Thursday 21 January 2016 19:42:34 Pavel Machek wrote: > > Hi! > > > > In 4.4, n900 battery charging works. If indicator is turned off, it > > stays off, and if I select 1.8A charge, it sticks. (There may be > > problems after system suspend and resume. But normal operation seems > > to be pretty reliable). > > Hm... right, bq2415x driver does not have support for suspend/resume. > Before suspend registers should be stored and after resume restored, > plus check charger auto detection. > > > In 4.5-rc0 (7fdec82af6a9e190e53d07a1463d2a9ac49a8750) battery > > charging works for few hours. But then indicator (yellow light on > > 3color LED) turns back on, and if I ask for 1.8A charge, it goes > > back to .1A, discharging battery. > > > > Any ideas? > > Look into bq24150a sysfs node what changes. Also if there is something > in dmesg. Hmm, seems like I can't reproduce that any more. I now noticed that if I suspend machine it auto-resumes quickly, so maybe suspend was responsbile. I'll try running 4.5-rc0 for a while... Thanks, Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html