603 static inline void __uart_port_lock_irqsave(struct uart_port *up, unsigned long *flags)  in __uart_port_lock_irqsave()  argument
605 	spin_lock_irqsave(&up->lock, *flags);  in __uart_port_lock_irqsave()
612 static inline void __uart_port_unlock_irqrestore(struct uart_port *up, unsigned long flags)  in __uart_port_unlock_irqrestore()  argument
614 	spin_unlock_irqrestore(&up->lock, flags);  in __uart_port_unlock_irqrestore()
626 static inline void uart_port_set_cons(struct uart_port *up, struct console *con)  in uart_port_set_cons()  argument
630 	__uart_port_lock_irqsave(up, &flags);  in uart_port_set_cons()
631 	up->cons = con;  in uart_port_set_cons()
632 	__uart_port_unlock_irqrestore(up, flags);  in uart_port_set_cons()
636 static inline bool __uart_port_using_nbcon(struct uart_port *up)  in __uart_port_using_nbcon()  argument
638 	lockdep_assert_held_once(&up->lock);  in __uart_port_using_nbcon()
640 	if (likely(!uart_console(up)))  in __uart_port_using_nbcon()
651 	if (hlist_unhashed_lockless(&up->cons->node) ||  in __uart_port_using_nbcon()
652 	    !(up->cons->flags & CON_NBCON) ||  in __uart_port_using_nbcon()
653 	    !up->cons->write_atomic) {  in __uart_port_using_nbcon()
661 static inline bool __uart_port_nbcon_try_acquire(struct uart_port *up)  in __uart_port_nbcon_try_acquire()  argument
663 	if (!__uart_port_using_nbcon(up))  in __uart_port_nbcon_try_acquire()
666 	return nbcon_device_try_acquire(up->cons);  in __uart_port_nbcon_try_acquire()
670 static inline void __uart_port_nbcon_acquire(struct uart_port *up)  in __uart_port_nbcon_acquire()  argument
672 	if (!__uart_port_using_nbcon(up))  in __uart_port_nbcon_acquire()
675 	while (!nbcon_device_try_acquire(up->cons))  in __uart_port_nbcon_acquire()
680 static inline void __uart_port_nbcon_release(struct uart_port *up)  in __uart_port_nbcon_release()  argument
682 	if (!__uart_port_using_nbcon(up))  in __uart_port_nbcon_release()
685 	nbcon_device_release(up->cons);  in __uart_port_nbcon_release()
692 static inline void uart_port_lock(struct uart_port *up)  in uart_port_lock()  argument
694 	spin_lock(&up->lock);  in uart_port_lock()
695 	__uart_port_nbcon_acquire(up);  in uart_port_lock()
702 static inline void uart_port_lock_irq(struct uart_port *up)  in uart_port_lock_irq()  argument
704 	spin_lock_irq(&up->lock);  in uart_port_lock_irq()
705 	__uart_port_nbcon_acquire(up);  in uart_port_lock_irq()
713 static inline void uart_port_lock_irqsave(struct uart_port *up, unsigned long *flags)  in uart_port_lock_irqsave()  argument
715 	spin_lock_irqsave(&up->lock, *flags);  in uart_port_lock_irqsave()
716 	__uart_port_nbcon_acquire(up);  in uart_port_lock_irqsave()
725 static inline bool uart_port_trylock(struct uart_port *up)  in uart_port_trylock()  argument
727 	if (!spin_trylock(&up->lock))  in uart_port_trylock()
730 	if (!__uart_port_nbcon_try_acquire(up)) {  in uart_port_trylock()
731 		spin_unlock(&up->lock);  in uart_port_trylock()
745 static inline bool uart_port_trylock_irqsave(struct uart_port *up, unsigned long *flags)  in uart_port_trylock_irqsave()  argument
747 	if (!spin_trylock_irqsave(&up->lock, *flags))  in uart_port_trylock_irqsave()
750 	if (!__uart_port_nbcon_try_acquire(up)) {  in uart_port_trylock_irqsave()
751 		spin_unlock_irqrestore(&up->lock, *flags);  in uart_port_trylock_irqsave()
762 static inline void uart_port_unlock(struct uart_port *up)  in uart_port_unlock()  argument
764 	__uart_port_nbcon_release(up);  in uart_port_unlock()
765 	spin_unlock(&up->lock);  in uart_port_unlock()
772 static inline void uart_port_unlock_irq(struct uart_port *up)  in uart_port_unlock_irq()  argument
774 	__uart_port_nbcon_release(up);  in uart_port_unlock_irq()
775 	spin_unlock_irq(&up->lock);  in uart_port_unlock_irq()
783 static inline void uart_port_unlock_irqrestore(struct uart_port *up, unsigned long flags)  in uart_port_unlock_irqrestore()  argument
785 	__uart_port_nbcon_release(up);  in uart_port_unlock_irqrestore()
786 	spin_unlock_irqrestore(&up->lock, flags);  in uart_port_unlock_irqrestore()
789 static inline int serial_port_in(struct uart_port *up, int offset)  in serial_port_in()  argument
791 	return up->serial_in(up, offset);  in serial_port_in()
794 static inline void serial_port_out(struct uart_port *up, int offset, int value)  in serial_port_out()  argument
796 	up->serial_out(up, offset, value);  in serial_port_out()
839 static inline void uart_xmit_advance(struct uart_port *up, unsigned int chars)  in uart_xmit_advance()  argument
841 	struct tty_port *tport = &up->state->port;  in uart_xmit_advance()
844 	up->icount.tx += chars;  in uart_xmit_advance()
847 static inline unsigned int uart_fifo_out(struct uart_port *up,  in uart_fifo_out()  argument
850 	struct tty_port *tport = &up->state->port;  in uart_fifo_out()
853 	up->icount.tx += chars;  in uart_fifo_out()
858 static inline unsigned int uart_fifo_get(struct uart_port *up,  in uart_fifo_get()  argument
861 	struct tty_port *tport = &up->state->port;  in uart_fifo_get()
865 	up->icount.tx += chars;  in uart_fifo_get()