On Mon, 2 Mar 2015 22:05:18 +0100 Pavel Machek <pavel@xxxxxx> wrote:
> On Tue 2015-02-24 15:33:51, NeilBrown wrote:
> > We will need this calculation in other places, so
> > create functions to map between register value and uA value.
> >
> > Signed-off-by: NeilBrown <neilb@xxxxxxx>
>
> Acked-by: Pavel Machek <pavel@xxxxxx>
Thanks.
>
> > +static int regval2ua(int regval, bool cgain)
> > +{
> > + if (cgain)
> > + return (regval * 16618 - 8500 * 1000) / 5;
> > + else
> > + return (regval * 16618 - 8500 * 1000) / 10;
> > +}
>
> int res = (regval * 16618 - 8500 * 1000);
> if (cgain)
> return res / 5;
> return res / 10;
>
> ?
> Pavel
Maybe ... not sure it is really more readable. I think I'll leave it as is.
Thanks,
NeilBrown
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