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Subject[RFT 6/9] Char: moxa, remove useless tty functions
Date
- 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>
---
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 d123827..5f7fb38 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 *);
@@ -372,8 +370,6 @@ 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,
@@ -1258,27 +1254,6 @@ 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 = tty->driver_data;
--
1.5.3.8


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