[linux-audio-user] SysEx data & OSS emulation

Clemens Ladisch clemens at ladisch.de
Fri Feb 18 03:48:10 EST 2005

Christoph Eckert wrote:
> > I'll do some tests the next days. Maybe I'll wait because I
> > just ordered a new USB-MIDI-Patchbay and I'd like to do the
> > tests with it, so I can ensure it does not depend on my
> > current Edirol UM-1S.
> Rrrrrr.
> I wanted to do some test cases, but of course everything
> behaved as *un*expected: it simply worked ;-) .
> All SysEx events have been properly received, even after a
> reboot, even with plugged in devices during boot time and
> even with not plugged in devices.
> If it were a kernel bug, it will be difficult to find if it
> only happens in certain conditions.

I've done some further testing, and it seems it is not a kernel bug
but an issue with Edirol devices.  Apparently, they haven't been
designed for drivers that can be unloaded and reloaded.  I'll see if I
can change the driver to explicitly reset the device when loading.


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