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Re: Insufficient brightness levels with custom sony-laptop module :-(

 

On 23 February 2012 15:56, vick <weasalandme@xxxxxxxxx> wrote:
>> My question now is: what could be the conflicting kernel module? I mean: there
>
>> should be some kernel module which conflicts with KMS.
>>
>
> It could be some boot option, what kernel boot options do you have currently?
NO! I've just found out what the problem was!!!
FB_UVESA!!!
What hell... My poor Z2 laptop had to suffer a lot due to this guide:
http://dev.gentoo.org/~spock/projects/uvesafb/

So, the latest modifications I've done are:
Removed FB_TILEBLITTING
Removed FB_CON_DECOR (this wouldn't be a problem)
Removed FB_EFI
Removed FB_UVESA
Added DRM_I915 = Y
Added DRM_I915_KMS = Y
Added FIRMWARE_EDID = Y

Now even the sleep function works.

I hope this experience will be useful to someone else.

Thanks mates.

-- 
Flavio


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