2009-04-23 19:24:47

by We La

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Subject: 2.6.30-rc3 : Regression: i915 , video


Problems on MSI U100 laptop:

root@werner:~# modprobe i915
WARNING: Error inserting video (/lib/modules/2.6.30-rc3/kernel/drivers/acpi/video.ko): No such device
FATAL: Error inserting i915 (/lib/modules/2.6.30-rc3/kernel/drivers/gpu/drm/i915/i915.ko): Unknown symbol in module, or unknown parameter (see dmesg)
root@werner:~#

Apr 23 16:16:57 localhost kernel: i915: Unknown symbol acpi_video_register


On older kernels this drivers worked

Werner Landgraf
Linux SYS





2009-04-23 19:49:18

by Len Brown

[permalink] [raw]
Subject: Re: 2.6.30-rc3 : Regression: i915 , video


>
> Problems on MSI U100 laptop:
>
> root@werner:~# modprobe i915
> WARNING: Error inserting video (/lib/modules/2.6.30-rc3/kernel/drivers/acpi/video.ko): No such device
> FATAL: Error inserting i915 (/lib/modules/2.6.30-rc3/kernel/drivers/gpu/drm/i915/i915.ko): Unknown symbol in module, or unknown parameter (see dmesg)
> root@werner:~#
>
> Apr 23 16:16:57 localhost kernel: i915: Unknown symbol acpi_video_register
>
>
> On older kernels this drivers worked
>
> Werner Landgraf
> Linux SYS

you've got modular i915 and no acpi video driver?
Does this patch help?

http://patchwork.kernel.org/patch/18420/

thanks,
-Len Brown, Intel Open Source Technology Center

2009-04-24 07:39:24

by David John

[permalink] [raw]
Subject: Re: 2.6.30-rc3 : Regression: i915 , video

On 04/24/2009 01:18 AM, Len Brown wrote:
>> Problems on MSI U100 laptop:
>>
>> root@werner:~# modprobe i915
>> WARNING: Error inserting video (/lib/modules/2.6.30-rc3/kernel/drivers/acpi/video.ko): No such device
>> FATAL: Error inserting i915 (/lib/modules/2.6.30-rc3/kernel/drivers/gpu/drm/i915/i915.ko): Unknown symbol in module, or unknown parameter (see dmesg)
>> root@werner:~#
>>
>> Apr 23 16:16:57 localhost kernel: i915: Unknown symbol acpi_video_register
>>
>>
>> On older kernels this drivers worked
>>
>> Werner Landgraf
>> Linux SYS
>
> you've got modular i915 and no acpi video driver?
> Does this patch help?
>
> http://patchwork.kernel.org/patch/18420/
>
> thanks,
> -Len Brown, Intel Open Source Technology Center
>
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Hi,

Can you forward this patch to Linus? This regression breaks quite a few
configs where ACPI Video is compiled as a module and i915 is built in.
This should have been in stable, but I guess it's too late now.

Regards,
David