> > This issue has been a common one for other devices as well, e.g. > webcams > with a microphone, having both usb_audio and usb_video use it. The > best > solution for this I have been able to come up with is using the new > driver model, where drivers register against usb interfaces instead > of > the whole device. > > It is possible to get it to work with the current usb > stack/architecture, but it is fairly tricky to get right IIRC... > > Ithamar. > > > Actually I found some new and interesting information today about this USB midi device. Looking into it with usblyzer it shows that the keyboard also has a usb midi and a USB Keyboard " qwerty" implementation on the same bus. the suspcions about the second protocal were in fact true. I am attaching a download link to the file xml files with the data. It didn't format well buts its fialr self explanatory. remove the .zip exstension from the end of the file. Sean