Hi Ossi,

Your digging:

> I went digging what produces the error
>
>   error: [drm:pid0:inteldrm_attach] *ERROR* failed to init modeset
>
> and it looks like in sys/dev/pci/drm/drm_irq.c:1.66
>
> drm_irq_install() calls
>
>         if (drm_dev_to_irq(dev) == 0)
>                 return -EINVAL;
>
> drm_dev_to_irq(dev) returns 0 and my skills end here to dig this
> further.
> 
> these lines in dmesg are my debugging from kernel (and "stacktrace"):
>
> error: [drm:pid0:drm_dev_to_irq] *ERROR* irq == 0
> error: [drm:pid0:drm_irq_install] *ERROR* oherrala: drm_irq_install: 
> drm_dev_to_irq
> error: [drm:pid0:i915_load_modeset_init] *ERROR* oherrala: 
> i915_load_modeset_init: drm_irq_install
> error: [drm:pid0:inteldrm_attach] *ERROR* oherrala: i915_drm.c: failed to 
> init modeset

Helped quite a bit.  I'm fairly certain the diff I just committed will fix your 
problem.

Cheers,

Mark

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