BULK_OUT
if (!list_empty(&dbc->eps[BULK_OUT].list_pending) ||
xhci_dbc_flush_endpoint_requests(&dbc->eps[BULK_OUT]);
direction != BULK_OUT)
req->direction != BULK_OUT)
xhci_dbc_do_eps_init(dbc, BULK_OUT);
struct xhci_ring *out_ring = dbc->eps[BULK_OUT].ring;
return &dbc->eps[BULK_OUT];
ret = xhci_dbc_alloc_requests(dbc, BULK_OUT, &port->write_pool,