Re: [linux-pm] ACPI Lid Issue

Re: [linux-pm] ACPI Lid Issue

[Rafael J. Wysocki]

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

Re: [linux-pm] ACPI Lid Issue

[Zhang Rui]

On Fri, 2010-01-29 at 04:11 +0800, Rafael J. Wysocki wrote:
> 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?
> 
please file a new bug at
http://bugzilla.kernel.org/enter_bug.cgi?product=ACPI
and attach the acpidump output of your laptop there.

thanks,
rui

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