Re: [bisected] PS/2 keyboard and mouse dead on resume on Intel D845BG

From: Len Brown
Date: Tue Oct 09 2012 - 01:11:49 EST


On 10/08/2012 10:42 AM, Matthew Garrett wrote:
> On Sun, Oct 07, 2012 at 09:00:09PM +0200, Ondrej Zary wrote:
>
>> Added acpi_read_bit_register there and it seems that SCI_EN is already set!
>>
>> This patch fixes the problem here. I wonder how this affects systems that
>> require SCI_EN to be set.
>
> I /think/ that this will be safe, but it doesn't match my recollection
> of how Windows behaves so it may break something. Any chance you can
> find someone with one of the machines mentioned in
> https://bugzilla.kernel.org/show_bug.cgi?id=13745 and make sure that
> they still work with your patch?

yikes.
we started with a white-list,
then we made setting SCI_EN the default,
and here is at least one box that wants to be on a black list
so that we don't set SCI_EN:-(



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