[alsa-devel] Playback open error: Inappropriate ioctl for device

John Simpson john at swajime.com
Tue Jul 20 01:37:16 CEST 2010

On 7/19/10, John Simpson <john at swajime.com> wrote:
> On 7/19/10, Clemens Ladisch <clemens at ladisch.de> wrote:
>> John Simpson wrote:
>>> [1|user at Nokia-N810-43-7|~/alsa-lib-1.0.23/test]cc -lasound control.c -o
>>> control
>> These test programs can be compiled with "make check".
> Thanks!  I needed that :-D
> Works good on my ubuntu system.
>>> [1|user at Nokia-N810-43-7|~/alsa-lib-1.0.23/test]./control
>>>   PCM next device error: Inappropriate ioctl for device
>> On embedded devices, this usually happens when the library is not
>> compiled with the same machine architecture options as the kernel,
>> which makes some structures have a different size due to different
>> sizes for 'long' or different alignment.
> Somewhere in the mess, I bricked my n810.
> I'm trying this time with
> https://garage.maemo.org/plugins/scmsvn/viewcvs.php/trunk/alsa-lib/test/?root=dsp-alsa
> but I'm still having no success ( see inquiry at
> https://garage.maemo.org/pipermail/dsp-alsa-user/2010-July/000002.html
> )

Still no luck.
I went through the complete process again with 1.0.25.  It bricks my n810.  :-(
I logged the install process at http://www.swajime.com/n810/alsa-lib.log

I don't see anything that I've done wrong ?

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