Lines Matching defs:xmit
352 struct circ_buf *xmit = &up->port.state->xmit;
365 if (uart_circ_empty(xmit) || uart_tx_stopped(&up->port)) {
371 serial_out(up, UART_TX, xmit->buf[xmit->tail]);
372 xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
378 if (uart_circ_empty(xmit))
382 if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
385 if (uart_circ_empty(xmit))
533 /* Recover the break flag from console xmit */