pl011_tx_char    1398 drivers/tty/serial/amba-pl011.c 		if (!pl011_tx_char(uap, uap->port.x_char, from_irq))
pl011_tx_char    1416 drivers/tty/serial/amba-pl011.c 		if (!pl011_tx_char(uap, xmit->buf[xmit->tail], from_irq))