On Mon, 2009-04-06 at 21:13 +0800, Rodrigo Luiz wrote:
> On Mon, Apr 6, 2009 at 8:01 AM, Mattia Dongili <malattia@xxxxxxxx> wrote:
> >
> > Does booting with acpi_osi=Linux makes things any worse? (it should fix
> > the above error but might make some other functionality behave
> > differently).
> > Or eventually also see if there is a bios upgrade available for your
> > laptop.
> >
>
Does the warning message exist when booting the previous kernel? For
example: 2.6.28 kernel.
Will you please try the following commit patch and see whether this issue still exists?
>commit 7b46ecd5fcebf381a7bde966db352d8fb1b8e944
>Author: Len Brown <len.brown@xxxxxxxxx>
>Date: Wed Feb 25 18:00:18 2009 -0500
>Revert "ACPI: make some IO ports off-limits to AML"
thanks.
> Booting with acpi_osi=Linux does not make any changes. Kernel show the
> same messages.
>
> And there is no bios upgrade for my notebook :(
>
> I forgot to say two things:
>
> When I loaded the module, a new message appeared (booting with and
> without acpi_osi=Linux):
>
> sony-laptop: Sony Notebook Control Driver v0.6.
> input: Sony Vaio Keys as /class/input/input9
> input: Sony Vaio Jogdial as /class/input/input10
> --> [Firmware Bug]: ACPI: ACPI brightness control misses _BQC function
> sony-laptop: brightness ignored, must be controlled by ACPI video driver
>
>
> And these errors show in any ACPI events (lid open/close, press power
> button ...), not just in Fn-Keys.
>
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