Re: Coretemp: Fix threshold attributes patch

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On Wed, 2012-05-09 at 12:53 -0400, R, Durgadoss wrote:
> Hi Guenter,
> 
> [snip.]
> 
> > >
> > > can discuss/decide and I can work on it to submit it again, with
> > > changes needed,
> > >
> > > if any. Kindly help.
> > >
> > Hi Durga,
> > 
> > problem is that neither Jean nor me are happy with it. I think it is
> > something that should, by its nature, reside in the thermal subsystem.
> 
> I agree with you. If 'configuring the thresholds' were to reside in the Thermal
> subsystem, then, one driver in hwmon will report CPU temperature and another
> driver in thermal will configure the thresholds for that temperature. Is this
> a good approach ?
> 
> Or, we can include the threshold configuration in coretemp under #ifdef
> CONFIG_THERMAL. This way even though the code resides in hwmon,
> the functionality is enabled only by the Thermal Subsystem.
> 
> Or, we can register coretemp with thermal_sys.c, and expose 2 trip points,
> (for Threshold1 and Threshold2) like other thermal drivers do.
> 
Actually, the thermal subsystem registers itself with the hwmon
subsystem. I don't see a hwmon driver registering itself as thermal
device. I was thinking more along the mine of
drivers/platform/x86/intel_mid_thermal.c, though I don't really know if
that model applies.

Thanks,
Guenter



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