I am not sure if this helps but my SONY WALKMAN NWZ-A818 worked fine with amarok when I installed "mtpfs" package in jaunty, but it is still not working with rhythmbox player.
I am not sure if this helps but my SONY WALKMAN NWZ-A818 worked fine with amarok when I installed "mtpfs" package in jaunty, but it is still not working with rhythmbox player.