From mboxrd@z Thu Jan  1 00:00:00 1970
From: Clemens Ladisch <clemens@ladisch.de>
Subject: Re: Cards that support ADPCM in hardware
Date: Thu, 16 Oct 2014 19:46:36 +0200
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To: "Alexander E. Patrakov" <patrakov@gmail.com>, ALSA Development Mailing List <alsa-devel@alsa-project.org>, davem@davemloft.net, adrian@mcmen.demon.co.uk, perex@perex.cz
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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