Hi, >> In the udc driver, i can't assign a single ep0 descriptor to both >> ep0_in_desc and ep0_out_desc. i think i should skip ep0_out_desc. Bear >> in mind that i only define 3 endpoints in udc driver: ep0, ep1 bulk >> in, ep1 bulk out. Will it cause any problem to gadget driver? > > There is no such thing as an ep0 descriptor. > > Alan Stern When ep1 receives CBW data, the isr routine is called. Then in isr, to get the usb_request: usb_request * req; req = list_entry(dev->ep[2].queue.next, struct kagen2_request, queue); however, the list_empty(&dev->ep[2].queue) is true. Where is the appropriate place to add list entry? thanks, victor -- 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
