From: Tilman Schmidt <tilman@imap.cc>
To: Karsten Keil <isdn@linux-pingi.de>, David Miller <davem@davemloft.net>
Cc: Hansjoerg Lipp <hjlipp@web.de>, Karsten Keil <keil@b1-systems.de>,
i4ldeveloper@listserv.isdn4linux.de, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH 3/6] isdn/gigaset: beautify interface.c
Date: Mon, 21 Jan 2013 22:57:20 +0100 (CET) [thread overview]
Message-ID: <20130121-patch-isdn-03.tilman@imap.cc> (raw)
In-Reply-To: <20130121-patch-isdn-00.tilman@imap.cc>
Avoid forward declarations and remove a needless initialization.
Signed-off-by: Tilman Schmidt <tilman@imap.cc>
---
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)
--
1.7.3.4
next prev parent reply other threads:[~2013-01-21 22:27 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-21 21:57 [PATCH 0/6] ISDN patches for net-next Tilman Schmidt
2013-01-21 21:57 ` Tilman Schmidt [this message]
2013-01-21 21:57 ` [PATCH 2/6] isdn/gigaset: leave DLE mode before hanging up Tilman Schmidt
2013-01-21 21:57 ` [PATCH 1/6] isdn/divert: fix readability damage Tilman Schmidt
2013-01-21 21:57 ` [PATCH 5/6] isdn/gigaset: beautify ev-layer.c Tilman Schmidt
2013-01-21 21:57 ` [PATCH 6/6] isdn/gigaset: fix zero size border case in debug dump Tilman Schmidt
2013-01-21 21:57 ` [PATCH 4/6] isdn/gigaset: beautify common.c Tilman Schmidt
2013-01-21 22:38 ` [PATCH 0/6] ISDN patches for net-next David Miller
2013-01-22 8:23 ` Tilman Schmidt
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