ADM1030 Driver (+auto fan speed interface proposal)

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> > Let's compare with the ADM030 which has:
> > 1* a temperature over which the fan starts spinning;
> > 2* a range of temperature after Tmin for which the fan has variable
> > PWM (this is another way to define Tmax);
> > 4* a PWM value for 1*;
> 
> Actually, the (4*) item, when in automatic mode, define the minimum
> speed at which the fan will rotate. Even if Temp < (1*)

This doesn't match the graph page 12 of the ADM1030-A datasheet. If I
read it correctly, PWM (4*) applies if (1*) - 5 < T < (1*).

> I would just add a file to activate the automatic mode. (It is not
> activated by default.)

fan1_auto_enable?

> and to select on which temp channel the automatic mode
> reacts. (temp1, temp2, temp3 or max value of the three.)

I don't know if IT87 or Winbond chips can select that. I guess that
"fan1_auto_temp_channel" would be a correct name?

Note that I don't have strong opinions on the names except that they
must be standardized and self-expressive. The more important (and
difficult) problem is to ensure that all known chips (and it possible
future ones) will fit into the chose interface.

-- 
Jean Delvare
http://www.ensicaen.ismra.fr/~delvare/



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