[alsa-devel] [PATCH][ALSA] usbmidi support for Access Music synths.

[Clemens Ladisch]

Sebastien Alaiwan wrote:
> I've replaced the QUIRK_COMPOSITE by a QUIRK_MIDI_FIXED_ENDPOINT, the
> module also probes (and fails) the USB interface 4 (I don't know
> what this interface is for on this device) which results in the
> printing of an error in the kernel log. How can I inform the
> snd-usb-audio driver that the USB interface 4 should be left alone?

With a QUIRK_IGNORE_INTERFACE for that interface.  This means you need
QUIRK_COMPOSITE again.


HTH
Clemens