Re: [T400] no alsa , proc or sysfs interface with thinkpad-acpi 0.23-20091220

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Henrique de Moraes Holschuh, Tue Dec 22 2009 20:26:30 GMT+0100 (CET):
> On Tue, 22 Dec 2009, Peter Jordan wrote:
>> with latest patch from ibm-acpi.sf.net (kernel 2.6.32.2) the proc and
>> sysfs interface has vanished. Hotkeys has stopped working. Solely
>> backlight control works. ALSA interface does not work too.
> 
> Hmm?  That means the driver didn't load.
> 
>> [    3.298673] thinkpad_acpi: Could not create the ALSA mixer interface
> 
> Hmmm... I wonder, maybe the driver is failing to load entirely if it can't
> bring the ALSA interface up?  I will check that.
> 
> What does lsmod says?  Is it loaded?
> 

it is built-in, but i can recompile the kernel, if needed.

> Anyway, please run the driver with the "debug=0x0040" parameter, maybe it
> will tell us why it is not working.
> 

Is it possible to pass parameters to built-in modules?


PJ


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