From: Pavel Machek <pavel@ucw.cz>
To: Tony Lindgren <tony@atomide.com>
Cc: kernel list <linux-kernel@vger.kernel.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
linux-omap@vger.kernel.org, sre@kernel.org, nekit1000@gmail.com,
mpartap@gmx.net, merlijn@wizzup.org
Subject: Re: Motorola Droid 4 progress, power consumption
Date: Fri, 4 May 2018 23:47:23 +0200 [thread overview]
Message-ID: <20180504214723.GA8010@amd> (raw)
In-Reply-To: <20180504203819.GF98604@atomide.com>
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Hi!
> > But I guess I can sample charge_counter every minute or so and get
> > what I need?
>
> Not sure what the max time range is for the PMIC, but yeah I'd
> assume once a minute is duoable. Maybe compare it to the chart
> you already have?
Yes, I can try some more graph painting.
OTOH... battery life is "good enough" and I can already tell when the
battery is full :-). So this part is not critical.
> > I agree this should not be done in kernel as it requires persistent
> > storage.
> >
> > Battery is not user-replacable (and this will recalibrate itself on
> > charge/discharge cycle) so.. I don't think keying is strictly
> > neccessary for D4.
>
> Yeah right, that can be added later on if needed if you just
> plan accordingly. It's replaceable with a T5 after you peel off the
> sticker from the corners :)
Aha, I wanted to ask what kind of phone T5 is, and T5 is probably torx
5 screwdriver, right? Well, I don't have second battery, so these
experiments will have to wait.
Best regards,
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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WARNING: multiple messages have this Message-ID (diff)
From: pavel@ucw.cz (Pavel Machek)
To: linux-arm-kernel@lists.infradead.org
Subject: Motorola Droid 4 progress, power consumption
Date: Fri, 4 May 2018 23:47:23 +0200 [thread overview]
Message-ID: <20180504214723.GA8010@amd> (raw)
In-Reply-To: <20180504203819.GF98604@atomide.com>
Hi!
> > But I guess I can sample charge_counter every minute or so and get
> > what I need?
>
> Not sure what the max time range is for the PMIC, but yeah I'd
> assume once a minute is duoable. Maybe compare it to the chart
> you already have?
Yes, I can try some more graph painting.
OTOH... battery life is "good enough" and I can already tell when the
battery is full :-). So this part is not critical.
> > I agree this should not be done in kernel as it requires persistent
> > storage.
> >
> > Battery is not user-replacable (and this will recalibrate itself on
> > charge/discharge cycle) so.. I don't think keying is strictly
> > neccessary for D4.
>
> Yeah right, that can be added later on if needed if you just
> plan accordingly. It's replaceable with a T5 after you peel off the
> sticker from the corners :)
Aha, I wanted to ask what kind of phone T5 is, and T5 is probably torx
5 screwdriver, right? Well, I don't have second battery, so these
experiments will have to wait.
Best regards,
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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next prev parent reply other threads:[~2018-05-04 21:47 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-01 18:31 Motorola Droid 4 progress, power consumption Pavel Machek
2018-05-02 14:41 ` Tony Lindgren
2018-05-02 14:41 ` Tony Lindgren
2018-05-02 19:10 ` Pavel Machek
2018-05-02 19:10 ` Pavel Machek
2018-05-02 19:42 ` Tony Lindgren
2018-05-02 19:42 ` Tony Lindgren
2018-05-02 21:32 ` Pavel Machek
2018-05-02 21:32 ` Pavel Machek
2018-05-03 9:06 ` Pavel Machek
2018-05-03 9:06 ` Pavel Machek
2018-05-03 14:22 ` Tony Lindgren
2018-05-03 14:22 ` Tony Lindgren
2018-05-04 20:20 ` Pavel Machek
2018-05-04 20:20 ` Pavel Machek
2018-05-04 20:38 ` Tony Lindgren
2018-05-04 20:38 ` Tony Lindgren
2018-05-04 21:47 ` Pavel Machek [this message]
2018-05-04 21:47 ` Pavel Machek
2018-05-05 19:44 ` Tony Lindgren
2018-05-05 19:44 ` Tony Lindgren
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