Am Monday 02 February 2009 20:49:24 schrieb Alan Stern: > Ah, but you're forgetting the possibile cases in which the controller > doesn't support DMA. That is an independent question from whether the > HCD supports scatterlists. How? If you don't do DMA, you'll need to do PIO and the CPU can certainly do scatter/gather. Regards Oliver -- 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