Lines Matching defs:xmit
336 struct circ_buf *xmit;
347 * to poll on enough port->xmit space becoming free. -DaveM
387 xmit = &uap->port.state->xmit;
388 if (uart_circ_empty(xmit)) {
396 write_zsdata(uap, xmit->buf[xmit->tail]);
401 if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
609 struct circ_buf *xmit = &port->state->xmit;
611 if (uart_circ_empty(xmit))
613 write_zsdata(uap, xmit->buf[xmit->tail]);
617 if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)