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| author | Jiri Slaby <jirislaby@gmail.com> | 2008-04-30 00:53:47 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-30 08:29:43 -0700 |
| commit | 92d30a9372040a6411e6ed1234fea6153e750874 (patch) | |
| tree | 52684fb356dfd803e4519cebb792603f02cb2d80 /drivers/char | |
| parent | eaa95a8da6366c34d3a61e93109e5f8f8a4e72a0 (diff) | |
| download | linux-3.10-92d30a9372040a6411e6ed1234fea6153e750874.tar.gz linux-3.10-92d30a9372040a6411e6ed1234fea6153e750874.tar.bz2 linux-3.10-92d30a9372040a6411e6ed1234fea6153e750874.zip | |
Char: moxa, remove useless tty functions
- moxa_flush_chars -- no code; ldics handle this well
- moxa_put_char -- only wrapper to moxa_write (same code), tty does this
the same way if tty->driver->put_char is NULL
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Tested-by: Oyvind Aabling <Oyvind.Aabling@uni-c.dk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/char')
| -rw-r--r-- | drivers/char/moxa.c | 25 |
1 files changed, 0 insertions, 25 deletions
diff --git a/drivers/char/moxa.c b/drivers/char/moxa.c index 876c79b1cee..7f8773523fb 100644 --- a/drivers/char/moxa.c +++ b/drivers/char/moxa.c @@ -193,8 +193,6 @@ static int moxa_write(struct tty_struct *, const unsigned char *, int); static int moxa_write_room(struct tty_struct *); static void moxa_flush_buffer(struct tty_struct *); static int moxa_chars_in_buffer(struct tty_struct *); -static void moxa_flush_chars(struct tty_struct *); -static void moxa_put_char(struct tty_struct *, unsigned char); static void moxa_throttle(struct tty_struct *); static void moxa_unthrottle(struct tty_struct *); static void moxa_set_termios(struct tty_struct *, struct ktermios *); @@ -391,8 +389,6 @@ static const struct tty_operations moxa_ops = { .write_room = moxa_write_room, .flush_buffer = moxa_flush_buffer, .chars_in_buffer = moxa_chars_in_buffer, - .flush_chars = moxa_flush_chars, - .put_char = moxa_put_char, .ioctl = moxa_ioctl, .throttle = moxa_throttle, .unthrottle = moxa_unthrottle, @@ -1284,27 +1280,6 @@ static int moxa_chars_in_buffer(struct tty_struct *tty) return chars; } -static void moxa_flush_chars(struct tty_struct *tty) -{ - /* - * Don't think I need this, because this is called to empty the TX - * buffer for the 16450, 16550, etc. - */ -} - -static void moxa_put_char(struct tty_struct *tty, unsigned char c) -{ - struct moxa_port *ch = tty->driver_data; - - if (ch == NULL) - return; - spin_lock_bh(&moxa_lock); - MoxaPortWriteData(ch, &c, 1); - spin_unlock_bh(&moxa_lock); - - ch->statusflags |= LOWWAIT; -} - static int moxa_tiocmget(struct tty_struct *tty, struct file *file) { struct moxa_port *ch; |