Lines Matching defs:xmit
241 struct circ_buf *xmit = &port->state->xmit;
264 if (uart_circ_empty(xmit)) {
273 c = xmit->buf[xmit->tail];
274 xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
278 } while ((txroom > 0) && (!uart_circ_empty(xmit)));
280 if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
283 if (uart_circ_empty(xmit))
429 struct circ_buf *xmit = &port->state->xmit;
431 if (!uart_circ_empty(xmit))