linux-kernel - Re: [lm-sensors] it87 sensors need an ACPI driver (2.6.31)

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Date:	Mon, 21 Sep 2009 17:07:23 +0200
From:	Luca Tettamanti <kronos.it@...il.com>
To:	Gene Heskett <gene.heskett@...izon.net>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [lm-sensors] it87 sensors need an ACPI driver (2.6.31)

On Mon, Sep 21, 2009 at 5:02 PM, Gene Heskett <gene.heskett@...izon.net> wrote:
> On Monday 21 September 2009, Luca Tettamanti wrote:
>>On Mon, Sep 21, 2009 at 2:35 AM, Gene Heskett <gene.heskett@...izon.net>
> wrote:
>>> On Sunday 20 September 2009, Luca Tettamanti wrote:
>>>>On Sun, Sep 20, 2009 at 10:37 PM, Gene Heskett <gene.heskett@...izon.net>
>>>
>>> wrote:
>>>>> Jumping in the middle of this, I am another that it87 doesn't work very
>>>>> well for,  ASUS M2N SLI Deluxe board.
>>>>
>>>>Please define "doesn't work well". asus_atk0110 should handle that
>>>>board. In case of troubles enable CONFIG_HWMON_DEBUG_CHIP, load
>>>>asus_atk0110 and post the content of the kernel log.
>>>
>>> With that CONFIG_HWMON_DEBUG_CHIP enabled, dmesg (attached) looks semi-
>>> kosher, but neither gkrellm nor sensors can show me data until it87 is
>>> loaded.  I unloaded it87 and reloaded it several times just now.
>>>  Something funkity someplace...  Is there a new application I need to dl
>>> and install?
>>
>>You probably need to upgrade the lm-sensors package. Version 3.1.1 has
>>support for ACPI devices.
>>
> Its the latest in the F10 repos, Luca.  I have these:
>
> lm_sensors-3.0.2-1.fc10.i386
> lm_sensors-sensord-3.0.2-1.fc10.i386

Too old.

>  I also note that while asus_atk0110 is loaded, it has no link count in an
> lsmod output.  This has little or nothing to do with the lm_sensors version,
> when the kernel itself (2.6.31 final) doesn't get any real data.  Or can it?

Usage count is zero because nothing is using the driver ;-) As the
dmesg shows the driver is loaded and has correctly identified the
sensors.


> I've stumbled around is the /sys/fs tree looking for data, but wasn't able to
> do anything but get stuck in a re-entrant loop, that is a bowl of spaghetti,
> well stirred.

You'll find the relevant sysfs entries under /sys/class/hwmon/

Luca
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