[PATCH][RFC] Backlight addon for dell laptops

[Erik Andrén]

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Hi.

David Zeuthen wrote:
> On Wed, 2007-01-10 at 15:07 -0500, David Zeuthen wrote:
>> One serious concern I have is this
>>
>>> HAL_ERROR(("Could not access the dcdbas kernel module. Please make sure it is loaded"));
>> What does this mean? What's the dcdbas kernel module? Does libsmbios, in
>> particular setting the backlight, not work without a third-party kernel
>> module on Linux? Is that module available under the GPL? If yes, is it
>> upstream in Linus' kernel yet?
> 
> It's all good I think
> 
>  http://linux.dell.com/libsmbios/main/dell_drivers.html
> 
>  "These kernel drivers are included in the standard linux kernel
>   starting with Linux 2.6.14."
> 
>> I've yet to test this on my two Dell laptops. They're at home.

I've already got a positive feedback from one person claiming that it
works fine on his system.

> 
> An interesting question is whether that driver is autoloaded if it's
> compiled as a module :-). I'll see what Fedora does tonight!

On Ubuntu Feisty current I needed to manually load this module. Is there
a way for hal to "suggest" to the kernel what modules to load?

With kind regards

Erik

> 
> Thanks again.
> 
>     David
> 
> 
> 
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