Lines Matching refs:xmit_fifo
799 kfifo_reset(&port->xmit_fifo); in mxser_activate()
888 kfifo_reset(&info->port.xmit_fifo); in mxser_flush_buffer()
911 written = kfifo_in(&info->port.xmit_fifo, buf, count); in mxser_write()
912 is_empty = kfifo_is_empty(&info->port.xmit_fifo); in mxser_write()
929 ret = kfifo_put(&info->port.xmit_fifo, ch); in mxser_put_char()
940 if (kfifo_is_empty(&info->port.xmit_fifo) || tty->flow.stopped || in mxser_flush_chars()
951 return kfifo_avail(&info->port.xmit_fifo); in mxser_write_room()
958 return kfifo_len(&info->port.xmit_fifo); in mxser_chars_in_buffer()
1347 if (!kfifo_is_empty(&info->port.xmit_fifo)) in mxser_start()
1579 if (kfifo_is_empty(&port->port.xmit_fifo) || tty->flow.stopped || in mxser_transmit_chars()
1589 if (!kfifo_get(&port->port.xmit_fifo, &c)) in mxser_transmit_chars()
1596 if (kfifo_len(&port->port.xmit_fifo) < WAKEUP_CHARS) in mxser_transmit_chars()
1599 if (kfifo_is_empty(&port->port.xmit_fifo)) in mxser_transmit_chars()