MAX_TRANSFER
size_t writesize = min_t(size_t, count, (size_t)MAX_TRANSFER);
if (!udl_alloc_urb_list(udl, WRITES_IN_FLIGHT, MAX_TRANSFER)) {
size_t writesize = min_t(size_t, count, MAX_TRANSFER);
chars = portdata->outstanding_urbs * MAX_TRANSFER;
size_t writesize = min_t(size_t, count, MAX_TRANSFER);
if (!ufx_alloc_urb_list(dev, WRITES_IN_FLIGHT, MAX_TRANSFER)) {
if (!dlfb_alloc_urb_list(dlfb, WRITES_IN_FLIGHT, MAX_TRANSFER)) {