diff options
| author | Alan Cox <alan@redhat.com> | 2009-01-02 13:45:19 +0000 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-02 10:19:38 -0800 |
| commit | 5d951fb458f847e5485b5251597fbf326000bb3b (patch) | |
| tree | f668a015282f657f258995a1e5a85e145ca8251a /drivers/char/tty_port.c | |
| parent | d0c9873addc1f18e7becb50094dad07df8cc4694 (diff) | |
| download | linux-5d951fb458f847e5485b5251597fbf326000bb3b.tar.gz linux-5d951fb458f847e5485b5251597fbf326000bb3b.tar.bz2 linux-5d951fb458f847e5485b5251597fbf326000bb3b.zip | |
tty: Pull the dtr raise into tty port
This moves another per device special out of what should be shared open
wait paths into private methods
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/char/tty_port.c')
| -rw-r--r-- | drivers/char/tty_port.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/char/tty_port.c b/drivers/char/tty_port.c index f54e40cbf023..0557b6384747 100644 --- a/drivers/char/tty_port.c +++ b/drivers/char/tty_port.c @@ -111,3 +111,19 @@ int tty_port_carrier_raised(struct tty_port *port) return port->ops->carrier_raised(port); } EXPORT_SYMBOL(tty_port_carrier_raised); + +/** + * tty_port_raise_dtr_rts - Riase DTR/RTS + * @port: tty port + * + * Wrapper for the DTR/RTS raise logic. For the moment this is used + * to hide some internal details. This will eventually become entirely + * internal to the tty port. + */ + +void tty_port_raise_dtr_rts(struct tty_port *port) +{ + if (port->ops->raise_dtr_rts) + port->ops->raise_dtr_rts(port); +} +EXPORT_SYMBOL(tty_port_raise_dtr_rts); |