From: Matthew Garrett <mjg59@srcf.ucam.org>
To: Kamil Iskra <kamil@iskra.name>,
linux-acpi@vger.kernel.org, lenb@kernel.org,
ibm-acpi-devel@lists.sourceforge.net
Subject: Re: Patch to correct battery capacity values on Thinkpads (repost)
Date: Wed, 14 Nov 2012 16:04:43 +0000 [thread overview]
Message-ID: <20121114160443.GA9108@srcf.ucam.org> (raw)
In-Reply-To: <20121114095857.29582.qmail@stuge.se>
On Wed, Nov 14, 2012 at 10:58:57AM +0100, Peter Stuge wrote:
> Matthew Garrett wrote:
> > > My guess is that this problem has been around ever since those machines
> > > have been released, but because the most common Thinkpad batteries are
> > > rated at 10.8V, the error (8%) is small enough that it simply hasn't been
> > > noticed or at least nobody could be bothered to look into it.
> >
> > Yeah, the DSDT simply multiples the values by 10 when it's in this
> > state. But the issue is purely cosmetic, right? I can't see any reason
> > anything would be using the design voltage in calculations.
>
> current energy percent = 100 * energy_now / energy_full_design
Right. That's not the voltage.
--
Matthew Garrett | mjg59@srcf.ucam.org
next prev parent reply other threads:[~2012-11-14 16:04 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-12 5:09 Patch to correct battery capacity values on Thinkpads (repost) Kamil Iskra
2012-11-12 20:22 ` Henrique de Moraes Holschuh
2012-11-16 21:46 ` Rafael J. Wysocki
2012-11-14 7:41 ` Matthew Garrett
2012-11-14 9:58 ` Peter Stuge
2012-11-14 16:04 ` Matthew Garrett [this message]
2012-11-14 16:54 ` Kamil Iskra
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