Re: [Bugme-new] [Bug 9155] New: No fan control with ATI Radeon display support on HP nx6125.

["Daniel Würfel" <daniel.wuerfel@gmx.net>]

Am Sonntag, den 14.10.2007, 16:02 +0200 schrieb Rafael J. Wysocki:
> On Sunday, 14 October 2007 09:26, Daniel Würfel wrote:
> > Hi there,
> > 
> > at first great respect for your fast answers. 
> > I don't think, that the binary ati driver is the problem, because:
> > 1. with switched of "ati radeon display support" in the kernel, the fan
> > control works correctly (and i still using the ati-driver)
> 
> How do you know, however, that the "ati radeon display support" in the kernel
> does not interfere with the ATI driver in a destructive way?

I think, but im not sure, that the ati driver is loaded, if X was
started. But at this moment X was not started.
> 
> > 2. the fan starts spinning at the boot screen even if the radeon display
> > driver was loaded (and the ati driver is not just loaded yet).
> 
> I'm not sure what you mean exactly.  Can you clarify, please?dann

Well, i see it looks a little bit confused what i wrote. What i mean is,
that the fan at this time starts to rotate, when the "radeon display
support" is loaded at boot time. Normally the fan should start to work
if a special temperature threshold is reached. 
> 
> > Here you see the difference between 2.6.21, when it all works correctly, and
> > 2.6.22 and 2.6.23: the screen resolution of the boot screen changed to
> > the native resolution 1024x768 (in 2.6.21 it still the default terminal
> > resolution) 
> 
> This only means that the kernel's radeon driver has changed.
> 
> It's difficult to say what's going wrong.
> 
> What's the CPU load when the fan is spinning?
> 
> Greetings,
> Rafael

The rest of the systems works fine. I notice no anomaly.

Greetings,
Daniel

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