[alsa-devel] Cards that support ADPCM in hardware

[Clemens Ladisch]

Alexander E. Patrakov wrote:
> Due to the "remove support for old hardware" topic that is going to be
> discussed at the Linux Plumbers Conference, let me see if there is
> actually any supported hardware that supports ADPCM.
>
> A quick grep for ADPCM in the sound directory yields this:
>
> ./isa/wss/wss_lib.c: ISA, Windows sound system
> ./isa/sb/sb16_{main,csp}.c: ISA, classic SB16 card
> ./oss/ad1848.c: Another ISA card, OSS-only
> ./sh/aica.c: for SEGA Dreamcast console
> ./sparc/cs4231.c: I don't know about this

Essentially _all_ ISA sound cards are SB or WSS compatible.

> Is any of the hardware listed above still used (or usable) with the
> current kernels?

This is the same question as whether anybody is still using hardware
with actual ISA slots.  For which I do not have an answer, but I suspect
it is "yes".


Regards,
Clemens