LM75 detection reworked

Mark M. Hoffman mhoffman at lightlink.com
Tue Jul 13 01:40:35 CEST 2004


* Jean Delvare <khali at linux-fr.org> [2004-07-08 21:06:15 +0200]:
> > Bad news: I up'd to 1.334 of sensors-detect and 1.48 of lm75.c... now
> > my two lm75s are not detected by the script nor by the driver.
> > 
> > Here's what I guess happened: earlier, when you asked me to test, I
> > unloaded all the i2c/sensors drivers, rebuilt and tested; you saw
> > the results.  Now when I tested again tonight, it's the first try
> > since a reboot.
> > 
> > Certainly, I can't believe that the changes between 1.332 and 1.334 of
> > sensors-detect should affect me w.r.t. the lm75s.
> > 
> > I apologize for the mixup; from now on I'll be sure to test following
> > a fresh reboot as well as re-inserting the modules.  Here are the
> > dumps immediately following a reboot for two lm75s.  Let me know if
> > there's anything else I can provide.
> 
> OK, simply looks like we cannot assume anything about the lower
> temperature bits. I removed the check for them. I *guess* that they are
> either all 1's or all 0's but since we are not certain...
> 
> Please test lm75.c and sensors-detect from CVS. If it fixed the problem
> for you I'll send an update to Greg for 2.6.

OK, works now... following fresh reboot and also after modprobe/rmmod cycle.

Thanks and regards,

-- 
Mark M. Hoffman
mhoffman at lightlink.com



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