Lines Matching defs:xmit
358 struct circ_buf *xmit;
370 * to poll on enough port->xmit space becoming free. -DaveM
401 xmit = &up->port.state->xmit;
402 if (uart_circ_empty(xmit))
408 writeb(xmit->buf[xmit->tail], &channel->data);
412 xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
415 if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
604 struct circ_buf *xmit = &port->state->xmit;
606 if (uart_circ_empty(xmit))
608 writeb(xmit->buf[xmit->tail], &channel->data);
612 xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
615 if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)