On Wed, Dec 12, 2018 at 12:33 PM Jean Delvare <[email protected]> wrote:
>
> On Wed, 12 Dec 2018 10:54:19 +0200, Ranran wrote:
> > On Tue, Dec 11, 2018 at 11:13 PM Guenter Roeck <[email protected]> wrote:
> > >
> > > On Tue, Dec 11, 2018 at 10:30:58PM +0200, Ranran wrote:
> > > > Hello,
> > > >
> > > > I have several nodes /sys/class/hwmon/hwmonX ,
> > > > but checking the fields I could not find yet a way how to identify a
> > > > device (for example i2c address) to the given mapping of hwmonX.
> > > >
> > > > Is there a way to find out which device is mapped to which hwmonX ?
> > > >
> > >
> > > Maybe libsensors would work for you ?
> > >
> > Thanks , I will check that.
> > But I was looking for something to check in /sys or /proc to get the 
> > matching.
> > Probably if libsensor somehow knows the mapping it also looks there, No ?
>
> libsensors looks in /sys indeed but it's not trivial and libsensors
> does not offer an API for it. I remember writing a libsensors-based
> name look-up tool years ago. I'm a bit in a hurry but I have copied
> what I have at:
>
> http://jdelvare.nerim.net/devel/lm-sensors/patches/
>
> Maybe we can revive the idea if there is a need.
>

Thank you,
I am still not sure how to do it using sysfs entries.
Eventually I used dmesg to see the order of enumeration:
[    0.640000] tmp102 1-004a: initialized
[    0.640000] tmp102 1-0049: error reading config register
[    0.640000] tmp102: probe of 1-0049 failed with error -121
[    0.640000] tmp102 1-0048: initialized

But I think it's quite bad method.

Thanks,
ran
> --
> Jean Delvare
> SUSE L3 Support

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