On Sun, 28 Aug 2022 16:55:41 +0100 Jonathan Cameron <jic23@xxxxxxxxxx> wrote: > On Fri, 12 Aug 2022 16:52:26 +0000 > Dmitry Rokosov <DDRokosov@xxxxxxxxxxxxxx> wrote: > > > Currently, Hz units do not have milli, micro and nano Hz coefficients. > > Some drivers (IIO especially) use their analogues to calculate > > appropriate Hz values. This patch includes them to units.h definitions, > > so they can be used from different kernel places. > > > > Signed-off-by: Dmitry Rokosov <ddrokosov@xxxxxxxxxxxxxx> > I'm not really sure why Andrew Morton picked these up as no obviously > dependencies outside of IIO and we have other patches under review that > need these. > > Anyhow, I see they are still in Andrew's nonmm-unstable tree, so > assuming he won't mind me picking them up through IIO instead / as well. > If nothing else git will sort this out when the two trees reach > linux-next or upstream anyway. > > +Cc Andrew Morton. > > this and next two patches applied to the togreg branch of iio.git. > I'll push that out as testing for 0-day to do it's sanity checks then > it'll go out as iio.git / togreg and get picked up by linux-next. > > Thanks, > > Jonathan > > > --- > > include/linux/units.h | 3 +++ > > 1 file changed, 3 insertions(+) > > > > diff --git a/include/linux/units.h b/include/linux/units.h > > index 681fc652e3d7..2793a41e73a2 100644 > > --- a/include/linux/units.h > > +++ b/include/linux/units.h > > @@ -20,6 +20,9 @@ > > #define PICO 1000000000000ULL > > #define FEMTO 1000000000000000ULL > > > > +#define NANOHZ_PER_HZ 1000000000UL > > +#define MICROHZ_PER_HZ 1000000UL > > +#define MILLIHZ_PER_HZ 1000UL > > #define HZ_PER_KHZ 1000UL > > #define KHZ_PER_MHZ 1000UL > > #define HZ_PER_MHZ 1000000UL
