Lines Matching refs:xmit_fifo
797 kfifo_reset(&port->xmit_fifo); in mxser_activate()
886 kfifo_reset(&info->port.xmit_fifo); in mxser_flush_buffer()
909 written = kfifo_in(&info->port.xmit_fifo, buf, count); in mxser_write()
910 is_empty = kfifo_is_empty(&info->port.xmit_fifo); in mxser_write()
927 ret = kfifo_put(&info->port.xmit_fifo, ch); in mxser_put_char()
938 if (kfifo_is_empty(&info->port.xmit_fifo) || tty->flow.stopped || in mxser_flush_chars()
949 return kfifo_avail(&info->port.xmit_fifo); in mxser_write_room()
956 return kfifo_len(&info->port.xmit_fifo); in mxser_chars_in_buffer()
1345 if (!kfifo_is_empty(&info->port.xmit_fifo)) in mxser_start()
1577 if (kfifo_is_empty(&port->port.xmit_fifo) || tty->flow.stopped || in mxser_transmit_chars()
1587 if (!kfifo_get(&port->port.xmit_fifo, &c)) in mxser_transmit_chars()
1594 if (kfifo_len(&port->port.xmit_fifo) < WAKEUP_CHARS) in mxser_transmit_chars()
1597 if (kfifo_is_empty(&port->port.xmit_fifo)) in mxser_transmit_chars()