qemu: hotplug: fix mdev attach for vfio-ccw
qemu: hotplug: fix mdev attach for vfio-ccw

Mediated devices of model 'vfio-ccw' are using CCW addresses, so make
sure to call the correct address preparation code for the model.

Reviewed-by: Shalini Chellathurai Saroja <029d95898629492320b1cfb0436343cd30b8ccb8@linux.ibm.com>
Reviewed-by: Boris Fiuczynski <2648abdd55bfebf313fd324b464b047e6eea300e@linux.ibm.com>
Signed-off-by: Bjoern Walk <40545c009452f40d2ae0bbfbd987b332d274d328@linux.ibm.com>
Reviewed-by: John Ferlan <87558058f6f829e5ec976c8ef960720af4ff9c7d@redhat.com>

andreabolognani/libvirt,andreabolognani/libvirt,zippy2/libvirt,eskultety/libvirt,nertpinx/libvirt,nertpinx/libvirt,olafhering/libvirt,jardasgit/libvirt,fabianfreyer/libvirt,olafhering/libvirt,fabianfreyer/libvirt,libvirt/libvirt,eskultety/libvirt,nertpinx/libvirt,olafhering/libvirt,libvirt/libvirt,jardasgit/libvirt,jardasgit/libvirt,zippy2/libvirt,nertpinx/libvirt,jfehlig/libvirt,jardasgit/libvirt,jfehlig/libvirt,fabianfreyer/libvirt,jfehlig/libvirt,zippy2/libvirt,libvirt/libvirt,nertpinx/libvirt,jardasgit/libvirt,jfehlig/libvirt,crobinso/libvirt,zippy2/libvirt,fabianfreyer/libvirt,andreabolognani/libvirt,andreabolognani/libvirt,libvirt/libvirt,eskultety/libvirt,eskultety/libvirt,olafhering/libvirt,crobinso/libvirt,andreabolognani/libvirt,eskultety/libvirt,crobinso/libvirt,fabianfreyer/libvirt,crobinso/libvirt