I got this to work (Ubuntu 10.04), but I am not sure what I did that
made the difference.
I did add a file /etc/modprobe.d/sound which contained
options snd-hda-intel model=dell-m22 enable=1 index=0
alias snd-card-0 snd-hda-intel
alias sound-slot-0 snd-hda-intel
this did not seem to work right
Public bug reported:
Binary package hint: texinfo
did not install properly in an upgrade from 9
ProblemType: Package
DistroRelease: Ubuntu 10.04
Package: install-info 4.13a.dfsg.1-5ubuntu1
ProcVersionSignature: Ubuntu 2.6.31-22.68-generic
Uname: Linux 2.6.31-22-generic i686
Architecture: i386
--
package install-info 4.13a.dfsg.1-5ubuntu1 failed to install/upgrade:
subprocess installed post-installation script returned error exit status 2
https://bugs.launchpad.net/bugs/680617
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