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Date: Fri, 13 Oct 2006 23:09:30 +0200 (CEST)
From: Jiri Slaby <jirislaby@...il.com>
To: Andrew Morton <akpm@...l.org>
Cc: <linux-kernel@...r.kernel.org>
Subject: [PATCH 7/7] Char: stallion, remove many prototypes
stallion, remove many prototypes
Many prototypes are useless, since functions are declared before they are
called. Also some code was easy to move to resolve this dependency and delete
prototypes.
Signed-off-by: Jiri Slaby <jirislaby@...il.com>
---
commit ed395025a185ff6da5a564a55d320ffd8162304c
tree c49af51573d95186f453d520a9cacc70e5dfcfa6
parent d98c2128256f2d3e12868353ae0b07e68f47428a
author Jiri Slaby <jirislaby@...il.com> Fri, 13 Oct 2006 00:27:22 +0200
committer Jiri Slaby <jirislaby@...il.com> Fri, 13 Oct 2006 00:27:22 +0200
drivers/char/stallion.c | 222 +++++++++++++++++++----------------------------
1 files changed, 91 insertions(+), 131 deletions(-)
diff --git a/drivers/char/stallion.c b/drivers/char/stallion.c
index 51f46c2..8b49927 100644
--- a/drivers/char/stallion.c
+++ b/drivers/char/stallion.c
@@ -450,51 +450,11 @@ #define TOLOWER(x) ((((x) >= 'A') && ((x
* Declare all those functions in this driver!
*/
-static void stl_argbrds(void);
-static int stl_parsebrd(struct stlconf *confp, char **argp);
-
-static unsigned long stl_atol(char *str);
-
-static int stl_open(struct tty_struct *tty, struct file *filp);
-static void stl_close(struct tty_struct *tty, struct file *filp);
-static int stl_write(struct tty_struct *tty, const unsigned char *buf, int count);
-static void stl_putchar(struct tty_struct *tty, unsigned char ch);
-static void stl_flushchars(struct tty_struct *tty);
-static int stl_writeroom(struct tty_struct *tty);
-static int stl_charsinbuffer(struct tty_struct *tty);
-static int stl_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg);
-static void stl_settermios(struct tty_struct *tty, struct termios *old);
-static void stl_throttle(struct tty_struct *tty);
-static void stl_unthrottle(struct tty_struct *tty);
-static void stl_stop(struct tty_struct *tty);
-static void stl_start(struct tty_struct *tty);
-static void stl_flushbuffer(struct tty_struct *tty);
-static void stl_breakctl(struct tty_struct *tty, int state);
-static void stl_waituntilsent(struct tty_struct *tty, int timeout);
-static void stl_sendxchar(struct tty_struct *tty, char ch);
-static void stl_hangup(struct tty_struct *tty);
static int stl_memioctl(struct inode *ip, struct file *fp, unsigned int cmd, unsigned long arg);
-static int stl_portinfo(struct stlport *portp, int portnr, char *pos);
-static int stl_readproc(char *page, char **start, off_t off, int count, int *eof, void *data);
-
static int stl_brdinit(struct stlbrd *brdp);
-static int stl_initports(struct stlbrd *brdp, struct stlpanel *panelp);
-static int stl_getserial(struct stlport *portp, struct serial_struct __user *sp);
-static int stl_setserial(struct stlport *portp, struct serial_struct __user *sp);
-static int stl_getbrdstats(combrd_t __user *bp);
static int stl_getportstats(struct stlport *portp, comstats_t __user *cp);
static int stl_clrportstats(struct stlport *portp, comstats_t __user *cp);
-static int stl_getportstruct(struct stlport __user *arg);
-static int stl_getbrdstruct(struct stlbrd __user *arg);
static int stl_waitcarrier(struct stlport *portp, struct file *filp);
-static int stl_eiointr(struct stlbrd *brdp);
-static int stl_echatintr(struct stlbrd *brdp);
-static int stl_echmcaintr(struct stlbrd *brdp);
-static int stl_echpciintr(struct stlbrd *brdp);
-static int stl_echpci64intr(struct stlbrd *brdp);
-static void stl_offintr(void *private);
-static struct stlbrd *stl_allocbrd(void);
-static struct stlport *stl_getport(int brdnr, int panelnr, int portnr);
/*
* CD1400 uart specific handling functions.
@@ -700,31 +660,6 @@ static struct class *stallion_class;
* Check for any arguments passed in on the module load command line.
*/
-static void __init stl_argbrds(void)
-{
- struct stlconf conf;
- struct stlbrd *brdp;
- int i;
-
- pr_debug("stl_argbrds()\n");
-
- for (i = stl_nrbrds; (i < stl_nargs); i++) {
- memset(&conf, 0, sizeof(conf));
- if (stl_parsebrd(&conf, stl_brdsp[i]) == 0)
- continue;
- if ((brdp = stl_allocbrd()) == NULL)
- continue;
- stl_nrbrds = i + 1;
- brdp->brdnr = i;
- brdp->brdtype = conf.brdtype;
- brdp->ioaddr1 = conf.ioaddr1;
- brdp->ioaddr2 = conf.ioaddr2;
- brdp->irq = conf.irq;
- brdp->irqtype = conf.irqtype;
- stl_brdinit(brdp);
- }
-}
-
/*****************************************************************************/
/*
@@ -826,6 +761,31 @@ static struct stlbrd *stl_allocbrd(void)
return brdp;
}
+static void __init stl_argbrds(void)
+{
+ struct stlconf conf;
+ struct stlbrd *brdp;
+ int i;
+
+ pr_debug("stl_argbrds()\n");
+
+ for (i = stl_nrbrds; (i < stl_nargs); i++) {
+ memset(&conf, 0, sizeof(conf));
+ if (stl_parsebrd(&conf, stl_brdsp[i]) == 0)
+ continue;
+ if ((brdp = stl_allocbrd()) == NULL)
+ continue;
+ stl_nrbrds = i + 1;
+ brdp->brdnr = i;
+ brdp->brdtype = conf.brdtype;
+ brdp->ioaddr1 = conf.ioaddr1;
+ brdp->ioaddr2 = conf.ioaddr2;
+ brdp->irq = conf.irq;
+ brdp->irqtype = conf.irqtype;
+ stl_brdinit(brdp);
+ }
+}
+
/*****************************************************************************/
static int stl_open(struct tty_struct *tty, struct file *filp)
@@ -972,6 +932,52 @@ static int stl_waitcarrier(struct stlpor
/*****************************************************************************/
+static void stl_flushbuffer(struct tty_struct *tty)
+{
+ struct stlport *portp;
+
+ pr_debug("stl_flushbuffer(tty=%p)\n", tty);
+
+ if (tty == NULL)
+ return;
+ portp = tty->driver_data;
+ if (portp == NULL)
+ return;
+
+ stl_flush(portp);
+ tty_wakeup(tty);
+}
+
+/*****************************************************************************/
+
+static void stl_waituntilsent(struct tty_struct *tty, int timeout)
+{
+ struct stlport *portp;
+ unsigned long tend;
+
+ pr_debug("stl_waituntilsent(tty=%p,timeout=%d)\n", tty, timeout);
+
+ if (tty == NULL)
+ return;
+ portp = tty->driver_data;
+ if (portp == NULL)
+ return;
+
+ if (timeout == 0)
+ timeout = HZ;
+ tend = jiffies + timeout;
+
+ while (stl_datastate(portp)) {
+ if (signal_pending(current))
+ break;
+ msleep_interruptible(20);
+ if (time_after_eq(jiffies, tend))
+ break;
+ }
+}
+
+/*****************************************************************************/
+
static void stl_close(struct tty_struct *tty, struct file *filp)
{
struct stlport *portp;
@@ -1401,6 +1407,26 @@ static int stl_ioctl(struct tty_struct *
/*****************************************************************************/
+/*
+ * Start the transmitter again. Just turn TX interrupts back on.
+ */
+
+static void stl_start(struct tty_struct *tty)
+{
+ struct stlport *portp;
+
+ pr_debug("stl_start(tty=%p)\n", tty);
+
+ if (tty == NULL)
+ return;
+ portp = tty->driver_data;
+ if (portp == NULL)
+ return;
+ stl_startrxtx(portp, -1, 1);
+}
+
+/*****************************************************************************/
+
static void stl_settermios(struct tty_struct *tty, struct termios *old)
{
struct stlport *portp;
@@ -1495,26 +1521,6 @@ static void stl_stop(struct tty_struct *
/*****************************************************************************/
/*
- * Start the transmitter again. Just turn TX interrupts back on.
- */
-
-static void stl_start(struct tty_struct *tty)
-{
- struct stlport *portp;
-
- pr_debug("stl_start(tty=%p)\n", tty);
-
- if (tty == NULL)
- return;
- portp = tty->driver_data;
- if (portp == NULL)
- return;
- stl_startrxtx(portp, -1, 1);
-}
-
-/*****************************************************************************/
-
-/*
* Hangup this port. This is pretty much like closing the port, only
* a little more brutal. No waiting for data to drain. Shutdown the
* port and maybe drop signals.
@@ -1554,24 +1560,6 @@ static void stl_hangup(struct tty_struct
/*****************************************************************************/
-static void stl_flushbuffer(struct tty_struct *tty)
-{
- struct stlport *portp;
-
- pr_debug("stl_flushbuffer(tty=%p)\n", tty);
-
- if (tty == NULL)
- return;
- portp = tty->driver_data;
- if (portp == NULL)
- return;
-
- stl_flush(portp);
- tty_wakeup(tty);
-}
-
-/*****************************************************************************/
-
static void stl_breakctl(struct tty_struct *tty, int state)
{
struct stlport *portp;
@@ -1589,34 +1577,6 @@ static void stl_breakctl(struct tty_stru
/*****************************************************************************/
-static void stl_waituntilsent(struct tty_struct *tty, int timeout)
-{
- struct stlport *portp;
- unsigned long tend;
-
- pr_debug("stl_waituntilsent(tty=%p,timeout=%d)\n", tty, timeout);
-
- if (tty == NULL)
- return;
- portp = tty->driver_data;
- if (portp == NULL)
- return;
-
- if (timeout == 0)
- timeout = HZ;
- tend = jiffies + timeout;
-
- while (stl_datastate(portp)) {
- if (signal_pending(current))
- break;
- msleep_interruptible(20);
- if (time_after_eq(jiffies, tend))
- break;
- }
-}
-
-/*****************************************************************************/
-
static void stl_sendxchar(struct tty_struct *tty, char ch)
{
struct stlport *portp;
-
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