Lines Matching defs:xmit
177 struct circ_buf *xmit = &uap->port.info->xmit;
186 if (uart_circ_empty(xmit) || uart_tx_stopped(&uap->port)) {
193 writel(xmit->buf[xmit->tail], uap->port.membase + UART01x_DR);
194 xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
196 if (uart_circ_empty(xmit))
200 if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
203 if (uart_circ_empty(xmit))