Re: [linux-pm] ACPI Lid Issue

["Rafael J. Wysocki" <rjw@sisk.pl>]

On Thursday 28 January 2010, Robin wrote:
> The lid/suspend event works on my Toshiba Satellite A205-S4607 50% of
> the time.  I think it is possible it is an ACPI driver clitch.
> 
> After doing a little research I found out that the current lid state
> is stored at:
> /proc/acpi/button/lid/*/state.
> 
> So I ran some simple tests:
> 
> 1)  After a fresh boot:
> cat /proc/acpi/button/lid/*/state gives me:
> State: open
> 
> 2) Close (successful suspend) and Reopen the lid:
> cat /proc/acpi/button/lid/*/state gives me:
> State: closed
> 
> 3) Close the lid (failure to suspend the laptop) and reopen
> cat /proc/acpi/button/lid/*/state gives me:
> State: open
> 
> 4) Close (successful suspend) and Reopen the lid:
> cat /proc/acpi/button/lid/*/state gives me:
> State: closed
> 
> I repeated this several times to make sure the pattern is consistent.
> 
> Any thoughts?

It's better to ask on the linux-acpi list (CC added).

Rafael