usb/serial/mct_u232.c

101 	unsigned int	     control_state; /* Modem Line Setting (TIOCM) */
273 				   unsigned int control_state)
284 	if (control_state & TIOCM_DTR)
286 	if (control_state & TIOCM_RTS)
297 	dev_dbg(&port->dev, "set_modem_ctrl: state=0x%x ==> mcr=0x%x\n", control_state, mcr);
352 				  unsigned int *control_state, unsigned char msr)
356 		*control_state |=  TIOCM_DSR;
358 		*control_state &= ~TIOCM_DSR;
360 		*control_state |=  TIOCM_CTS;
362 		*control_state &= ~TIOCM_CTS;
364 		*control_state |=  TIOCM_RI;
366 		*control_state &= ~TIOCM_RI;
368 		*control_state |=  TIOCM_CD;
370 		*control_state &= ~TIOCM_CD;
371 	dev_dbg(&port->dev, "msr_to_state: msr=0x%x ==> state=0x%x\n", msr, *control_state);
417 	unsigned int control_state;
438 		priv->control_state = TIOCM_DTR | TIOCM_RTS;
440 		priv->control_state = 0;
445 	control_state = priv->control_state;
448 	mct_u232_set_modem_ctrl(port, control_state);
455 	mct_u232_msr_to_state(port, &priv->control_state, priv->last_msr);
482 	unsigned int control_state;
487 		priv->control_state |= TIOCM_DTR | TIOCM_RTS;
489 		priv->control_state &= ~(TIOCM_DTR | TIOCM_RTS);
490 	control_state = priv->control_state;
493 	mct_u232_set_modem_ctrl(port, control_state);
555 	mct_u232_msr_to_state(port, &priv->control_state, priv->last_msr);
605 	unsigned int control_state;
610 	control_state = priv->control_state;
624 		control_state |= TIOCM_DTR | TIOCM_RTS;
625 		mct_u232_set_modem_ctrl(port, control_state);
633 		control_state &= ~(TIOCM_DTR | TIOCM_RTS);
634 		mct_u232_set_modem_ctrl(port, control_state);
675 	priv->control_state = control_state;
702 	unsigned int control_state;
706 	control_state = priv->control_state;
709 	return control_state;
717 	unsigned int control_state;
721 	control_state = priv->control_state;
724 		control_state |= TIOCM_RTS;
726 		control_state |= TIOCM_DTR;
728 		control_state &= ~TIOCM_RTS;
730 		control_state &= ~TIOCM_DTR;
732 	priv->control_state = control_state;
734 	return mct_u232_set_modem_ctrl(port, control_state);
741 	unsigned int control_state;
746 		priv->control_state &= ~TIOCM_RTS;
747 		control_state = priv->control_state;
749 		mct_u232_set_modem_ctrl(port, control_state);
759 	unsigned int control_state;
764 		priv->control_state |= TIOCM_RTS;
765 		control_state = priv->control_state;
767 		mct_u232_set_modem_ctrl(port, control_state);