R: R: [Voyage-linux] Negative temperature reading on Wrap

Punky Tse (spam-protected)
Fri Dec 16 03:05:19 HKT 2005


Just use the new driver and it now becomes:

voyage:~# cat /sys/bus/i2c/drivers/lm77/0-0048/temp1_input
330000

before that it is:
voyage:~# cat /sys/bus/i2c/drivers/lm77/0-0048/temp1_input
32500

Look like it needs to divid by 10000 to get the read after using the new patch... is this expected?

- Punky


Punky Tse wrote:
> Just load the new kernels with lm77fix.patch to alpha.voyage.hk
> 
> http://alpha.voyage.hk/contrib/punkytse/test-kernel/
> 
> You can use kernel-image-2.6.14-486-voyage_2.0-7_i386.deb to test
> 
> - Punky
> 
> 
> Tommaso wrote:
> 
>> Thanks Mike for me it's really a usefull patch since I want to strictly
>> monitor the Wrap temperature when it works outside.
>> I'm sorry but I don't know exactly how to use your lm77fix.patch file. 
>> Could
>> you please give me some more instructions? Thank you.
>>
>> Tommaso
>>
>>
>>
>> -----Messaggio originale-----
>> Da: Michael Renzmann [mailto:mrenzmann at otaku42.de] Inviato: giovedì 15 
>> dicembre 2005 16.30
>> A: Tommaso
>> Cc: voyage-linux at voyage.hk
>> Oggetto: Re: R: [Voyage-linux] Negative temperature reading on Wrap
>>
>> Hi again.
>>
>> On Thu, 2005-12-15 at 16:09 +0100, Michael Renzmann wrote:
>>
>>> Please let me know if the attached patch works for you. 
>>
>>
>>
>> Oops, missed a small issue: regarding to
>> Documentation/hwmon/sysfs-interface all temperatures should be given in
>> millidegrees celsius (using a factor of 10^3), but the lm77.c (and also
>> my first patch) used a factor of 10^2 instead. Attached is a revised
>> version that fixes this.
>>
>> Sorry for the confusion.
>>
>> Bye, Mike
>>
>>
>> _______________________________________________
>> Voyage-linux mailing list
>> Voyage-linux at list.voyage.hk
>> http://list.voyage.hk/mailman/listinfo/voyage-linux
> 
> 
> 


-- 
Regards,
Punky
P U N K N ! X . c o m
Technology + Lifestyle
(http://www.punknix.com)

Voyage Linux
(http://www.voyage.hk/software/voyage.html)




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