Re: ACPI on Sony VAIO VGN-FZ31M

[Zhang Rui <rui.zhang@intel.com>]

On Sun, 2008-04-20 at 22:43 +0100, Mark Greenwood wrote:
> Hi,
> 
> I've just bought a Sony VAIO VGN-FZ31M. I'm running Mandriva 2008.1, 
> with a 2.6.24.4 kernel. I have some problems with ACPI which I hope you 
> can help me with. I hope I'm writing to the correct people. I'm no 
> expert on ACPI or sony laptops so I'll try to describe what I'm seeing.
> 
> Firstly, I'm running KDE and using kpowersave. My kernel automatically 
> loads the sony_laptop module. When I remove the AC power cable from the 
> laptop, kpowersave does not detect this. I've discovered the file 
> /proc/acpi/ac_adapter/ADP1/state, and this does update correctly (it 
> contains "on-line" or "off-line" dependant on the state of the ac 
> adapter). So something is working but kpowersave is not working.
Please kill acpid, and "cat /proc/acpi/event",
what do you see if you plug/unplug the AC adapter?

> 
> Secondly, the power button on my laptop cannot be used to shut the 
> laptop down, just nothing happens.
the same test.
what do you see if you press the power button?

> 
> Thirdly, if I modprobe sonypi (so I can set my display brightness) it 
> prevents acpid from starting. For some reason once sonypi is loaded, 
> /proc/acpi doesn't exist.
Are you sure the /proc/acpi exists before sonypi is loaded and
disappears then?
Please attach your kernel .config file.

thanks,
rui