[PATCH] Char: 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@gmail.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/char/stallion.c b/drivers/char/stallion.c
index c476da1..a547c0c 100644
--- a/drivers/char/stallion.c
+++ b/drivers/char/stallion.c
@@ -450,51 +450,11 @@
* 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(struct work_struct *);
-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 @@
* 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 @@
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 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 @@
/*****************************************************************************/
+/*
+ * 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 @@
/*****************************************************************************/
/*
- * 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_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_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;