On Mon, Dec 30, 2013 at 12:39:11PM -0600, Bin Liu wrote: > Hi Greg, > > On Mon, Dec 30, 2013 at 12:04 PM, Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> wrote: > > On Mon, Dec 30, 2013 at 11:46:13AM -0600, Bin Liu wrote: > >> Hi, > >> > >> I have a case in which the class layer has tx and rx urbs in sequence, > > > > What "class layer"? > > This is a third party proprietary wifi driver sits on top of the usb > stack, so I called it class (application) layer. Sorry for the > confusion. BTY, I don't have the driver source code. USB drivers are not allowed to be "closed source", so there's nothing we can do here to help you out, sorry. Please contact the authors of the driver and work with them on this. Best of luck, greg k-h -- 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