On Tue, Jun 17, 2008 at 02:52:23PM +0300, Mike Rapoport wrote:

Probably something like the patch below may allow passing platform data at least
for ASoC devices:

This needs to be something that can be used on all AC97 systems, not
just ASoC ones (people use these devices on things like x86 too, for
example).  The last time someone proposed something to deal with this
the ALSA maintainers were very reluctant to allow any sort of void *
through the AC97 bus which stalled everything.