Re: lm sensors sysfs file structure

From: Dave Jones (davej@codemonkey.org.uk)
Date: Tue Apr 01 2003 - 18:27:47 EST


On Mon, Mar 31, 2003 at 10:44:39PM -0800, Greg KH wrote:
> > Well, you had cV for PSU voltages and mV for cpu core voltage. I guess mV
> > and mili-deg-C everywhere would be nicer.
> As for why no floating point, it's a pain in the but to both output a
> fixed point number from the kernel into floating point, and to parse a
> floating point number from userspace within the kernel, turning it into
> a fixed point number. With the proposal I wrote up, none of that is
> needed, and all userspace has to do is divide by a factor of 10 to get
> the proper value.

FWIW, I'm taking the same fixed-point millivolt approach with the
sysfs overrides for cpufreq. Having similar things in sysfs
exporting the same units seems to be a good idea.

                Dave

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