Re: generic-adc-battery volatge-to-percent formula

[Pavel Machek <pavel@ucw.cz>]

Hi!
> 
> On Fri, Feb 12, 2016 at 9:51 AM, Pavel Machek <pavel@ucw.cz> wrote:
> > Hi!
> >>
> >> some time ago I did post series which added some conversion table from
> >> voltage to percent for charging and discharging states [1] in
> >> twl4030_madc driver. This approach was not accepted and we still want
> >> to have something like that in kernel. We re-think re-thinking
> >> original idea and also get reference where Pavel point us to formula
> >> which could be used for computing voltage-to-percent conversion [2]
> >>
> >> What about adding this formula as a default for the
> >> voltage-to-percent-conversion to
> >> the generic-adc-battery driver (and converting it to DT)? Would that
> >> be a better solution than a table driven and twl4030 only driver?
> >
> > I'd say battery, yes. And maybe even better would be putting it into
> > lib/ or seaparet driver, as it does not really depend on IIO? You just
> > supply voltage, current and internal resistance, and it produces number...
> Can we put this small helper to some common power header file which
> can be then included
> to driver which can use this formula. I think it's better way then
> adding it to /lib as it won't be used
> in whole kernel tree just in power. What do you think? Thanks.

Sounds good to me.

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