Re: [lm-sensors] adt7473 for NVIDIA

From: PhiLLip Pi <ant@zimage.com>
To: lm-sensors@vger.kernel.org
Subject: Re: [lm-sensors] adt7473 for NVIDIA
Date: Fri, 01 Jan 2016 18:45:41 +0000	[thread overview]
Message-ID: <20160101184541.GA18310@beta.zimage.com> (raw)
In-Reply-To: <20100316155203.GD25138@alpha.zimage.com>

On Tue, Mar 16, 2010 at 05:30:31PM +0100, Jean Delvare wrote:
> On Tue, 16 Mar 2010 08:52:03 -0700, Phillip Pi wrote:
> > Reply-To: 
> > In-Reply-To: <20100316163333.7f5911f7@hyperion.delvare>
> > 
> > > > I noticed this kernel upgrade detected something new: 
> > > > http://pastie.org/872083 (too long to post in here). It never detected 
> > > > adt7473 module, but it never show it in sensors command. What is it? 
> > > > From a quick Google search, it seems to be fan controls or something?
> > > 
> > > Hardware monitoring chip, on your graphics adapter. Getting these to
> > > work if often tedious because nVidia is not cooperating. Try the
> > > following (as root):
> > > 
> > > # echo adt7473 0x2e > /sys/bus/i2c/devices/i2c-4/new_device
> > > 
> > > Then "sensors" might show more.
> > 
> > # echo adt7473 0x2e > /sys/bus/i2c/devices/i2c-4/new_device
> > # sensors
> > acpitz-virtual-0
> > Adapter: Virtual device
> > temp1:       +21.8°C  (crit = +96.8°C)                  
> > 
> > k8temp-pci-00c3
> > Adapter: PCI adapter
> > Core0 Temp:  +39.0°C                                    
> > Core1 Temp:  +27.0°C                                    
> > 
> > adt7473-i2c-4-2e
> > Adapter: NVIDIA i2c adapter 
> > in1:         +2.99 V  (min =  +0.00 V, max =  +2.99 V)   
> > +3.3V:       +3.21 V  (min =  +0.00 V, max =  +4.38 V)   
> > fan1:       1511 RPM  (min =    0 RPM)
> > fan2:          0 RPM  (min =    0 RPM)
> > fan3:          0 RPM  (min =  164 RPM)  ALARM
> > fan4:          0 RPM  (min =    0 RPM)
> > temp1:       +60.0°C  (low  = +65.0°C, high = +85.0°C)  ALARM  
> > Board Temp:  +53.0°C  (low  = +20.0°C, high = +60.0°C)  
> > temp3:       +59.0°C  (low  = +80.0°C, high = +105.0°C)  ALARM
> > 
> > Thanks. Do I have to add this line to my /etc/rc.local or something to 
> > get this to work all the time? Or does it change often? BTW, I am using 
> > the latest NVIDIA beta driver.
> 
> Yes, you have to add it to some init script, otherwise you'll lose the
> device at reboot. Now the problem is that the bus number (4 in your
> case) could indeed change over time. And once again nVidia make it hard
> for us by not giving unique names to their I2C adapters, so we can't
> even select by name. All you can do is hope that the numbers won't
> change.
> 
> WRT to the output itself, I doubt that your card has more than one fan,
> so you can probably add ignore statements for fan2, fan3 and fan4 to
> your configuration file. The rest looks reasonable.

Hello again and happy new year!

$ sudo echo adt7473 0x2e > /sys/bus/i2c/devices/i2c-4/new_device
-bash: /sys/bus/i2c/devices/i2c-4/new_device: Permission denied

I assume it changed. How do I make this work so I can see my NVIDIA 
GeForce 8800 GT video's card's sensors?

Thank you in advance. :)
-- 
:) New Yr.
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