Lines Matching refs:xmit
100 struct circ_buf *xmit = &port->state->xmit;
103 !uart_circ_empty(xmit)) {
104 iowrite8(xmit->buf[xmit->tail],
106 xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
123 struct circ_buf *xmit = &port->state->xmit;
125 if (uart_circ_empty(xmit) || uart_tx_stopped(port))
136 if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
147 if (!uart_circ_empty(xmit))