M_DUART_IMR_TX    301 drivers/tty/serial/sb1250-duart.c 	mask |= M_DUART_IMR_TX;
M_DUART_IMR_TX    418 drivers/tty/serial/sb1250-duart.c 		mask &= ~M_DUART_IMR_TX;
M_DUART_IMR_TX    849 drivers/tty/serial/sb1250-duart.c 		     mask & ~M_DUART_IMR_TX);