ACPI problems with Dell laptops? (was: Jerky keyboard and mouse)

[Greg 'groggy' Lehey]

On Sunday, 20 November 2005 at 23:01:41 -0600, Doug Poland wrote:
>
> On Sun, November 20, 2005 01:59, Greg 'groggy' Lehey wrote:
>> On Saturday, 19 November 2005 at 21:37:03 -0600, Stephen
>> Montgomery-Smith wrote:
>>> I recently upgraded from stable-6 of Nov 4 to stable-6 of today on
>>> my Dell Latitude D800 Laptop, and suddenly the response of the
>>> touchpad mouse and keyboard was bery bad.
>>
>> Heh.  I saw the subject line and thought "I wonder if this is a Dell
>> laptop".
>
> Well, I'm "glad" I'm not the only one :)
>
>>> In particular, when I type about 1 in 10 key presses simply do not
>>> register.
>
> Same here, it's basically unusable if you're a fast touch typist.

Indeed.  After all, you're quoting yourself :-)  I said:

>> This, however, is a order of magnitude worse than what I have
>> experienced with my Inspiron 6100.

In particular, I didn't get any dropped characters.  And I note that
I've misquoted the model number; it's an Inspiron 6000, not 6100 (I
don't think the latter exists).

>> What happens when you ping another system?  I found that the ping
>> time was normal (in the order of 1 µs), but it repeated only every
>> 3 seconds.  When I unloaded ACPI, things worked normally.
>
> Not loading ACPI fixed my issues too.  I'd be more than happy to
> help any testing that may develop.

I would have been interested to hear the results of the ping.  But
yes, it would be nice to get the machine to work nicely with ACPI.

Greg
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