Various recent versions of ALSA now have native support for Firewire,
migrated/ported/reimplemented from FFADO. So yes,
JACK->ALSA->{firewire device} is now possible for at least some
devices.
On Thu, Aug 13, 2015 at 9:55 PM, Jonathan Brickman <jeb@xxxxxxxxxxxxxxxx> wrote:
> Saw something I didn't expect while debugging my production box; in
> /proc/asound/cards, an entry named FCA202, which was my Behringer FCA202
> firewire interface. Since when does ALSA do Firewire interfaces?
>
> I'm tracking a very intermittent freezup bug of some sort, and thought
> perhaps this ALSA driver was interfering with JACK and its Firewire side,
> and have blacklisted the driver involved (snd_oxfw) just in case. It will
> take a lot of testing to come to an opinion whether or not this eliminated
> the problem.
>
> But meanwhile, does this mean that I have the option of using
> JACK-->ALSA-->FCA202 as well as JACK-->Firewire-->FCA202?
> Anyone know which perhaps I should prefer for high performance at low
> latency? I'm running 96KHz and liking it a lot...
>
> In case it helps: kernel 4.1.3 Liquorix, Debian Testing, 64-bit, up to
> date.
>
> --
> Jonathan E. Brickman jeb@xxxxxxxxxxxxxxxx (785)233-9977
> Hear some of our music at http://ponderworthy.com !
> Music of compassion; fire, and life!!!
>
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