Lines Matching refs:xmit
202 struct circ_buf *xmit = &port->info->xmit;
211 if(uart_circ_empty(xmit) || uart_tx_stopped(port)) {
218 UART_PUT_CHAR(port, xmit->buf[xmit->tail]);
219 xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
221 if(uart_circ_empty(xmit))
229 if(uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
232 if (uart_circ_empty(xmit))