EHCI_MAX_QTD_XFER_SIZE
qtd_count = (POLLED_RAW_BUF_SIZE - 1) / EHCI_MAX_QTD_XFER_SIZE + 1;
qtd_count = bulk_reqp->bulk_len / EHCI_MAX_QTD_XFER_SIZE;
if (bulk_reqp->bulk_len % EHCI_MAX_QTD_XFER_SIZE ||
bulk_pkt_size = min(bulk_reqp->bulk_len, EHCI_MAX_QTD_XFER_SIZE);
if (tw_length > EHCI_MAX_QTD_XFER_SIZE) {
"more than 0x%x", tw_length, EHCI_MAX_QTD_XFER_SIZE);