So the solution that I proposed is the correct one for the original question? -----Original Message----- From: Alan Stern [mailto:stern@xxxxxxxxxxxxxxxxxxx] Sent: Tuesday, April 10, 2012 11:31 AM To: Brink, Peter Cc: Anil Nair; Greg KH; John Freeman; linux-usb@xxxxxxxxxxxxxxx Subject: RE: USB 3.0 A-to-A On Tue, 10 Apr 2012, Brink, Peter wrote: > Hi Alan, > > Is there a way to determine if your host controller supports the > "device" mode? I was trying to give a generic solution that would > work for any given set of host controllers. Section 7.6 of the xHCI specification explains how the Debug Capability is exposed and used. Bear in mind that Linux's xhci-hcd driver does not support it. Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
