[PATCH][2.5] Support for W83627THF sensor chip (Was Re: [2.5] Help with ICH5 SMBus and W83627THF)

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Testing is admittedly more difficult in 2.5 without a working 'sensors' and libsensors,
but catting the sysfs files and verifying the values look good,
maybe changing some limits, is a good start.
I'll let Greg answer the 2.5 question.

Martin Schlemmer wrote:
> On Tue, 2003-06-17 at 03:50, Mark D. Studebaker wrote:
> 
>>If your patch is all that's required and it tests out well (have you tested it?)
>>then sure, why not. It assumes that a w83627thf is exactly the same
>>as a w83627hf. It's when the additional patches come in
>>(if kind == w83627thf.....) then it's making a bad situation worse in
>>my opinion.
>>
> 
> 
> It is the same chip, except for fan control,etc, which I think is more
> just for bios/board control, but not having (or being able to get) a
> data sheet, I cannot verify.
> 
> 
>>So my preference is to limit the additions to w83781d.
>>
>>There's no plans to split the existing w83781d driver.
>>We don't rename existing drivers because of CVS limitations and
>>wanting to minimize changes for our users.
>>
> 
> 
> Right, but what about 2.5 side ?  Will patches to do this in 2.5
> be considered ?
> 
> 
>>So I'd feel better about your patch after seeing some test results.
>>And as I said before, you will get the best results by using
>>the new 627hf driver, either after porting it yourself or
>>hoping somebody else does.
>>
> 
> 
> I will try to make the time, but not in the next week or so.
> 
> What kind of tests do you need ?
> 
> 
>>mds
>> 
>>
>>Martin Schlemmer wrote:
>>
>>>On Tue, 2003-06-17 at 03:06, Mark D. Studebaker wrote:
>>>
>>>
>>>>About a week ago I worked with
>>>> Matthias Hentges <matthias at hentges.net>
>>>>to determine the device ID for this chip, and he supplied a patch which
>>>>I worked into CVS, into the w83627hf driver and into sensors-detect.
>>>>It was checked in last week.
>>>>
>>>>This driver is designed for Super I/O chips and includes detection
>>>>and activation. It uses ISA accesses.
>>>>
>>>
>>>
>>>Ok, checked out CVS.
>>>
>>>
>>>
>>>>I would rather not keep adding to the w83781d cruft, especially
>>>>for Super I/O chips. Not only is the
>>>>driver quite unwieldy already, but people have had lots of trouble
>>>>with the Winbond Super I/O chips because they often aren't
>>>>initialzed by the bios so the w83781d driver can't find them.
>>>>ISA accesses are also much more reliable.
>>>>
>>>>Please test the w83627hf driver in CVS and give us some feedback.
>>>>
>>>
>>>
>>>Well, it is not yet ported to 2.5, and the state this box is
>>>in (NPTL, etc), I _cannot_ use a 2.4 kernel.  I also do not know
>>>if I currently have the time to port it to 2.5.
>>>
>>>Finally, what is the plan .. split the w83781d into smaller
>>>drivers for each class of chip ?  If so, don't you still
>>>need i2c support for some w836* chips?  Won't then also
>>>be better to call the drivers w837xx.c and w836xx.c ?
>>>
>>>
>>>Regards,
>>>



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