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/rocket.c | |
| parent | d0c9873addc1f18e7becb50094dad07df8cc4694 (diff) | |
| download | kernel-common-5d951fb458f847e5485b5251597fbf326000bb3b.tar.gz kernel-common-5d951fb458f847e5485b5251597fbf326000bb3b.tar.bz2 kernel-common-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/rocket.c')
| -rw-r--r-- | drivers/char/rocket.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/char/rocket.c b/drivers/char/rocket.c index 4a4110e703a5..f4d9c3993488 100644 --- a/drivers/char/rocket.c +++ b/drivers/char/rocket.c @@ -870,6 +870,13 @@ static int carrier_raised(struct tty_port *port) return (sGetChanStatusLo(&info->channel) & CD_ACT) ? 1 : 0; } +static void raise_dtr_rts(struct tty_port *port) +{ + struct r_port *info = container_of(port, struct r_port, port); + sSetDTR(&info->channel); + sSetRTS(&info->channel); +} + /* info->port.count is considered critical, protected by spinlocks. */ static int block_til_ready(struct tty_struct *tty, struct file *filp, struct r_port *info) @@ -928,10 +935,8 @@ static int block_til_ready(struct tty_struct *tty, struct file *filp, spin_unlock_irqrestore(&info->slock, flags); while (1) { - if (tty->termios->c_cflag & CBAUD) { - sSetDTR(&info->channel); - sSetRTS(&info->channel); - } + if (tty->termios->c_cflag & CBAUD) + tty_port_raise_dtr_rts(port); set_current_state(TASK_INTERRUPTIBLE); if (tty_hung_up_p(filp) || !(info->flags & ROCKET_INITIALIZED)) { if (info->flags & ROCKET_HUP_NOTIFY) @@ -2381,6 +2386,7 @@ static const struct tty_operations rocket_ops = { static const struct tty_port_operations rocket_port_ops = { .carrier_raised = carrier_raised, + .raise_dtr_rts = raise_dtr_rts, }; /* |