Hi Chris, > +static u64 __measure_power(int duration_ms) > +{ > + u64 nrg, dt; > + > + dt = -ktime_get(); > + nrg = -st_energy_uJ(); > + msleep(5); usleep_range? Reviewed-by: Andi Shyti <andi.shyti at intel.com> Thanks, Andi