Re: Playback open error: Inappropriate ioctl for device

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On Wed, Jul 21, 2010 at 12:17 AM, John Simpson <john@xxxxxxxxxxx> wrote:
> On 7/19/10, John Simpson <john@xxxxxxxxxxx> wrote:
>> On 7/19/10, John Simpson <john@xxxxxxxxxxx> wrote:
>>> On 7/19/10, Clemens Ladisch <clemens@xxxxxxxxxx> wrote:
>>>> John Simpson wrote:
>>>>> [1|user@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@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 ?
>>
>
> I think I'm getting closer.
> I believe I've found the right version of the alsa-lib for the n810 (
> finally :-| ).
> However I am still getting the ioctl error instead of sound.  :-(
>
> The short version:
> [1|user@Nokia-N810-43-7|~/src]apt-get source libasound2
> [1|user@Nokia-N810-43-7|~/src/alsa-lib-1.0.14sa]./configure
> [1|user@Nokia-N810-43-7|~/src/alsa-lib-1.0.14sa]make
> [1|user@Nokia-N810-43-7|~/src/alsa-lib-1.0.14sa]sudo make install
> [1|user@Nokia-N810-43-7|~/src/alsa-lib-1.0.14sa]make check
> [1|user@Nokia-N810-43-7|~/src/alsa-lib-1.0.14sa]ls
> acinclude.m4  ChangeLog      config.sub    debian     include
> ltconfig     Makefile.in  NOTES  utils
> aclocal.m4    config.guess   configure     depcomp    INSTALL
> ltmain.sh    MEMORY-LEAK  src    version
> alsalisp      config.log     configure.in  doc        install-sh
> Makefile     missing      test
> aserver       config.status  COPYING       hgcompile  libtool
> Makefile.am  modules      TODO
>
> [1|user@Nokia-N810-43-7|~/src/alsa-lib-1.0.14sa]cd test
>
> [1|user@Nokia-N810-43-7|~/src/alsa-lib-1.0.14sa/test]ls
> control    Makefile     midiloop    oldapi    pcm_min.c    queue_timer
>   seq            timer.c
> control.c  Makefile.am  midiloop.c  oldapi.c  pcm_min.o
> queue_timer.c  seq.c          timer.o
> control.o  Makefile.in  midiloop.o  oldapi.o  pcm.o
> queue_timer.o  seq-decoder.c
> latency    midifile.3   namehint    pcm       playmidi1    rawmidi        seq.o
> latency.c  midifile.c   namehint.c  pcm.c     playmidi1.c  rawmidi.c
>   seq-sender.c
> latency.o  midifile.h   namehint.o  pcm_min   playmidi1.o  rawmidi.o      timer
>
> [1|user@Nokia-N810-43-7|~/src/alsa-lib-1.0.14sa/test]./control
> Soundcard #1:
>  card - 0
>  id - 'EAC'
>  driver - 'EAC'
>  name - 'OMAP24xx EAC'
>  longname - 'OMAP24xx EAC with codec TLV320AIC33'
>  mixername - 'TLV320AIC33'
>  components - ''
>  PCM next device error: Inappropriate ioctl for device
>  RAWMIDI next device error: Inappropriate ioctl for device
>
> [1|user@Nokia-N810-43-7|~/src/alsa-lib-1.0.14sa/test]./pcm_min
> Playback open error: Inappropriate ioctl for device
>
> [1|user@Nokia-N810-43-7|~/src/alsa-lib-1.0.14sa/test]cat
> ../../alsa-lib_1.0.14sa-2maemo2.dsc
> Format: 1.0
> Source: alsa-lib
> Version: 1.0.14sa-2maemo2
> Binary: lib32asound2-dev, lib64asound2, lib32asound2, libasound2-dev,
> libasound2, libasound2-doc, libasound2-dbg, lib64asound2-dev
> Maintainer: Debian ALSA Maintainers <pkg-alsa-devel@xxxxxxxxxxxxxxxxxxxxxxx>
> Architecture: any
> Standards-Version: 3.7.2
> Build-Depends: debhelper (>= 4.2.32), quilt (>= 0.40), autotools-dev,
> doxygen, libc6-dev-powerpc [ppc64], libc6-dev-i386 [amd64],
> libc6-dev-ppc64 [powerpc], libc6-dev-s390x [s390], libc6-dev-sparc64
> [sparc], lib32gcc1 [amd64 ppc64], libc6-dev (>= 2.5) [armel]
> Vcs-Browser: http://svn.debian.org/wsvn/pkg-alsa/trunk/alsa-lib/
> Uploaders: Jordi Mallach <jordi@xxxxxxxxxx>, Mikael Magnusson
> <mikma@xxxxxxxxxxxxxxxxxxxxx>, Elimar Riesebieter <riesebie@xxxxxxxx>,
> Marc-Andre Lureau <marc-andre.lureau@xxxxxxxxx>
> Vcs-Svn: svn://svn.debian.org/pkg-alsa/trunk/alsa-lib
> Files:
>  5542a18a1479e4de4b9890e30e94588e 1099165 alsa-lib_1.0.14sa.orig.tar.gz
>  fc02aa3dbf2f66fb090e02ada703cc1d 47455 alsa-lib_1.0.14sa-2maemo2.diff.gz
>
>
> I logged the complete install process at
> http://www.swajime.com/n810/alsa-lib_1.0.14sa-2maemo2.log
>
> Again ... any help will be appreciated.
>

After setting up these packages in my jaunty chroot ( from
http://talk.maemo.org/showthread.php?t=27735 ), and much thrashing
(log lost), I managed to get pcm.c working both in jaunty and in
diablo:

  libpci3 (1:3.0.0-4ubuntu8) ...
  lsof (4.78.dfsg.1-4) ...
  pciutils (1:3.0.0-4ubuntu8) ...
  linux-sound-base (1.0.18.dfsg-1ubuntu8) ...
  alsa-base (1.0.18.dfsg-1ubuntu8) ...
  alsa-utils (1.0.18-1ubuntu11) ...

I'm not exactly sure if that's what fixed it or if it was something I
did via diablo.
So ... based on this new evidence, I don't think it's the kernel or the driver.
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