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| author | Tilman Schmidt <tilman@imap.cc> | 2013-01-21 11:57:20 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-01-21 17:36:25 -0500 |
| commit | cdc4827098d128423297720dcf33792d85079b78 (patch) | |
| tree | 8c3b755080f25a11079409bea9e27ac309483551 /drivers/isdn/gigaset | |
| parent | d2ca8481941efca3300227f0a60003af21ad2895 (diff) | |
| download | kernel_goldelico_gta04-cdc4827098d128423297720dcf33792d85079b78.zip kernel_goldelico_gta04-cdc4827098d128423297720dcf33792d85079b78.tar.gz kernel_goldelico_gta04-cdc4827098d128423297720dcf33792d85079b78.tar.bz2 | |
isdn/gigaset: beautify interface.c
Avoid forward declarations and remove a needless initialization.
Signed-off-by: Tilman Schmidt <tilman@imap.cc>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/isdn/gigaset')
| -rw-r--r-- | drivers/isdn/gigaset/interface.c | 46 |
1 files changed, 15 insertions, 31 deletions
diff --git a/drivers/isdn/gigaset/interface.c b/drivers/isdn/gigaset/interface.c index 67abf3f..20b7e7a 100644 --- a/drivers/isdn/gigaset/interface.c +++ b/drivers/isdn/gigaset/interface.c @@ -112,36 +112,6 @@ static int if_config(struct cardstate *cs, int *arg) } /*** the terminal driver ***/ -/* stolen from usbserial and some other tty drivers */ - -static int if_open(struct tty_struct *tty, struct file *filp); -static void if_close(struct tty_struct *tty, struct file *filp); -static int if_ioctl(struct tty_struct *tty, - unsigned int cmd, unsigned long arg); -static int if_write_room(struct tty_struct *tty); -static int if_chars_in_buffer(struct tty_struct *tty); -static void if_throttle(struct tty_struct *tty); -static void if_unthrottle(struct tty_struct *tty); -static void if_set_termios(struct tty_struct *tty, struct ktermios *old); -static int if_tiocmget(struct tty_struct *tty); -static int if_tiocmset(struct tty_struct *tty, - unsigned int set, unsigned int clear); -static int if_write(struct tty_struct *tty, - const unsigned char *buf, int count); - -static const struct tty_operations if_ops = { - .open = if_open, - .close = if_close, - .ioctl = if_ioctl, - .write = if_write, - .write_room = if_write_room, - .chars_in_buffer = if_chars_in_buffer, - .set_termios = if_set_termios, - .throttle = if_throttle, - .unthrottle = if_unthrottle, - .tiocmget = if_tiocmget, - .tiocmset = if_tiocmset, -}; static int if_open(struct tty_struct *tty, struct file *filp) { @@ -355,7 +325,7 @@ done: static int if_write_room(struct tty_struct *tty) { struct cardstate *cs = tty->driver_data; - int retval = -ENODEV; + int retval; gig_dbg(DEBUG_IF, "%u: %s()", cs->minor_index, __func__); @@ -498,6 +468,20 @@ out: mutex_unlock(&cs->mutex); } +static const struct tty_operations if_ops = { + .open = if_open, + .close = if_close, + .ioctl = if_ioctl, + .write = if_write, + .write_room = if_write_room, + .chars_in_buffer = if_chars_in_buffer, + .set_termios = if_set_termios, + .throttle = if_throttle, + .unthrottle = if_unthrottle, + .tiocmget = if_tiocmget, + .tiocmset = if_tiocmset, +}; + /* wakeup tasklet for the write operation */ static void if_wake(unsigned long data) |