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Commit 695586ca authored by Jiri Slaby's avatar Jiri Slaby Committed by Greg Kroah-Hartman
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TTY: provide drivers with tty_port_install 



This will be used in tty_ops->install to set tty->port (and to call
tty_standard_install).

Signed-off-by: default avatarJiri Slaby <jslaby@suse.cz>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 4c2ef53d

drivers/tty/tty_port.c

+8 −0
Original line number Diff line number Diff line
@@ -413,6 +413,14 @@ void tty_port_close(struct tty_port *port, struct tty_struct *tty, 
}

EXPORT_SYMBOL(tty_port_close);



int tty_port_install(struct tty_port *port, struct tty_driver *driver,

		struct tty_struct *tty)

{

	tty->port = port;

	return tty_standard_install(driver, tty);

}

EXPORT_SYMBOL_GPL(tty_port_install);



int tty_port_open(struct tty_port *port, struct tty_struct *tty,

							struct file *filp)

{

include/linux/tty.h

+2 −0
Original line number Diff line number Diff line
@@ -521,6 +521,8 @@ extern int tty_port_close_start(struct tty_port *port, 
extern void tty_port_close_end(struct tty_port *port, struct tty_struct *tty);

extern void tty_port_close(struct tty_port *port,

				struct tty_struct *tty, struct file *filp);

extern int tty_port_install(struct tty_port *port, struct tty_driver *driver,

				struct tty_struct *tty);

extern int tty_port_open(struct tty_port *port,

				struct tty_struct *tty, struct file *filp);

static inline int tty_port_users(struct tty_port *port)