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| author | Alan Cox | 2008-07-22 12:18:03 +0200 |
|---|---|---|
| committer | Linus Torvalds | 2008-07-22 22:03:28 +0200 |
| commit | 9e98966c7bb94355689478bc84cc3e0c190f977e (patch) | |
| tree | 928aebbfee524a48aa94a3d3def5249c8846a79a /drivers/char/moxa.c | |
| parent | tty: Mark unconverted drivers as BROKEN (diff) | |
| download | kernel-qcow2-linux-9e98966c7bb94355689478bc84cc3e0c190f977e.tar.gz kernel-qcow2-linux-9e98966c7bb94355689478bc84cc3e0c190f977e.tar.xz kernel-qcow2-linux-9e98966c7bb94355689478bc84cc3e0c190f977e.zip | |
tty: rework break handling
Some hardware needs to do break handling itself and may have partial
support only. Make break_ctl return an error code. Add a tty driver flag
so you can indicate driver hardware side break support.
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/char/moxa.c')
| -rw-r--r-- | drivers/char/moxa.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/char/moxa.c b/drivers/char/moxa.c index 2bba250ffc8e..d3d7864e0c1e 100644 --- a/drivers/char/moxa.c +++ b/drivers/char/moxa.c @@ -374,12 +374,13 @@ copy: return ret; } -static void moxa_break_ctl(struct tty_struct *tty, int state) +static int moxa_break_ctl(struct tty_struct *tty, int state) { struct moxa_port *port = tty->driver_data; moxafunc(port->tableAddr, state ? FC_SendBreak : FC_StopBreak, Magic_code); + return 0; } static const struct tty_operations moxa_ops = { |