tailbuf 310 drivers/usb/gadget/udc/gr_udc.c memcpy(buftail, ep->tailbuf, req->oddlen); tailbuf 2017 drivers/usb/gadget/udc/gr_udc.c ep->tailbuf = dma_alloc_coherent(dev->dev, ep->ep.maxpacket_limit, tailbuf 2019 drivers/usb/gadget/udc/gr_udc.c if (!ep->tailbuf) tailbuf 2083 drivers/usb/gadget/udc/gr_udc.c if (ep->tailbuf) tailbuf 2085 drivers/usb/gadget/udc/gr_udc.c ep->tailbuf, ep->tailbuf_paddr); tailbuf 157 drivers/usb/gadget/udc/gr_udc.h void *tailbuf;