Lines Matching defs:xmit
284 struct circ_buf *xmit = &port->state->xmit;
294 if (uart_circ_empty(xmit) || uart_tx_stopped(port))
300 writel((u32) xmit->buf[xmit->tail],
302 xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
304 if (uart_circ_empty(xmit))
308 if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
312 if (uart_circ_empty(xmit)) {