Lines Matching refs:xmit
361 struct circ_buf *xmit; in ip22zilog_transmit_chars() local
404 xmit = &up->port.state->xmit; in ip22zilog_transmit_chars()
405 if (uart_circ_empty(xmit)) in ip22zilog_transmit_chars()
411 writeb(xmit->buf[xmit->tail], &channel->data); in ip22zilog_transmit_chars()
415 xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1); in ip22zilog_transmit_chars()
418 if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS) in ip22zilog_transmit_chars()
607 struct circ_buf *xmit = &port->state->xmit; in ip22zilog_start_tx() local
609 if (uart_circ_empty(xmit)) in ip22zilog_start_tx()
611 writeb(xmit->buf[xmit->tail], &channel->data); in ip22zilog_start_tx()
615 xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1); in ip22zilog_start_tx()
618 if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS) in ip22zilog_start_tx()