summaryrefslogtreecommitdiff
path: root/drivers/char/stallion.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/char/stallion.c')
-rw-r--r--drivers/char/stallion.c128
1 files changed, 64 insertions, 64 deletions
diff --git a/drivers/char/stallion.c b/drivers/char/stallion.c
index 0e20780d4a29..bdaab6992109 100644
--- a/drivers/char/stallion.c
+++ b/drivers/char/stallion.c
@@ -738,7 +738,7 @@ static int __init stallion_module_init(void)
stl_init();
restore_flags(flags);
- return(0);
+ return 0;
}
/*****************************************************************************/
@@ -889,7 +889,7 @@ static unsigned long stl_atol(char *str)
}
val = (val * base) + c;
}
- return(val);
+ return val;
}
/*****************************************************************************/
@@ -908,7 +908,7 @@ static int stl_parsebrd(stlconf_t *confp, char **argp)
#endif
if ((argp[0] == (char *) NULL) || (*argp[0] == 0))
- return(0);
+ return 0;
for (sp = argp[0], i = 0; ((*sp != 0) && (i < 25)); sp++, i++)
*sp = TOLOWER(*sp);
@@ -935,7 +935,7 @@ static int stl_parsebrd(stlconf_t *confp, char **argp)
}
if ((argp[i] != (char *) NULL) && (*argp[i] != 0))
confp->irq = stl_atol(argp[i]);
- return(1);
+ return 1;
}
/*****************************************************************************/
@@ -946,7 +946,7 @@ static int stl_parsebrd(stlconf_t *confp, char **argp)
static void *stl_memalloc(int len)
{
- return((void *) kmalloc(len, GFP_KERNEL));
+ return (void *) kmalloc(len, GFP_KERNEL);
}
/*****************************************************************************/
@@ -963,12 +963,12 @@ static stlbrd_t *stl_allocbrd(void)
if (brdp == (stlbrd_t *) NULL) {
printk("STALLION: failed to allocate memory (size=%d)\n",
sizeof(stlbrd_t));
- return((stlbrd_t *) NULL);
+ return (stlbrd_t *) NULL;
}
memset(brdp, 0, sizeof(stlbrd_t));
brdp->magic = STL_BOARDMAGIC;
- return(brdp);
+ return brdp;
}
/*****************************************************************************/
@@ -988,10 +988,10 @@ static int stl_open(struct tty_struct *tty, struct file *filp)
minordev = tty->index;
brdnr = MINOR2BRD(minordev);
if (brdnr >= stl_nrbrds)
- return(-ENODEV);
+ return -ENODEV;
brdp = stl_brds[brdnr];
if (brdp == (stlbrd_t *) NULL)
- return(-ENODEV);
+ return -ENODEV;
minordev = MINOR2PORT(minordev);
for (portnr = -1, panelnr = 0; (panelnr < STL_MAXPANELS); panelnr++) {
if (brdp->panels[panelnr] == (stlpanel_t *) NULL)
@@ -1003,11 +1003,11 @@ static int stl_open(struct tty_struct *tty, struct file *filp)
minordev -= brdp->panels[panelnr]->nrports;
}
if (portnr < 0)
- return(-ENODEV);
+ return -ENODEV;
portp = brdp->panels[panelnr]->ports[portnr];
if (portp == (stlport_t *) NULL)
- return(-ENODEV);
+ return -ENODEV;
/*
* On the first open of the device setup the port hardware, and
@@ -1021,7 +1021,7 @@ static int stl_open(struct tty_struct *tty, struct file *filp)
if (portp->tx.buf == (char *) NULL) {
portp->tx.buf = (char *) stl_memalloc(STL_TXBUFSIZE);
if (portp->tx.buf == (char *) NULL)
- return(-ENOMEM);
+ return -ENOMEM;
portp->tx.head = portp->tx.buf;
portp->tx.tail = portp->tx.buf;
}
@@ -1043,8 +1043,8 @@ static int stl_open(struct tty_struct *tty, struct file *filp)
if (portp->flags & ASYNC_CLOSING) {
interruptible_sleep_on(&portp->close_wait);
if (portp->flags & ASYNC_HUP_NOTIFY)
- return(-EAGAIN);
- return(-ERESTARTSYS);
+ return -EAGAIN;
+ return -ERESTARTSYS;
}
/*
@@ -1054,11 +1054,11 @@ static int stl_open(struct tty_struct *tty, struct file *filp)
*/
if (!(filp->f_flags & O_NONBLOCK)) {
if ((rc = stl_waitcarrier(portp, filp)) != 0)
- return(rc);
+ return rc;
}
portp->flags |= ASYNC_NORMAL_ACTIVE;
- return(0);
+ return 0;
}
/*****************************************************************************/
@@ -1115,7 +1115,7 @@ static int stl_waitcarrier(stlport_t *portp, struct file *filp)
portp->openwaitcnt--;
restore_flags(flags);
- return(rc);
+ return rc;
}
/*****************************************************************************/
@@ -1211,12 +1211,12 @@ static int stl_write(struct tty_struct *tty, const unsigned char *buf, int count
if ((tty == (struct tty_struct *) NULL) ||
(stl_tmpwritebuf == (char *) NULL))
- return(0);
+ return 0;
portp = tty->driver_data;
if (portp == (stlport_t *) NULL)
- return(0);
+ return 0;
if (portp->tx.buf == (char *) NULL)
- return(0);
+ return 0;
/*
* If copying direct from user space we must cater for page faults,
@@ -1255,7 +1255,7 @@ static int stl_write(struct tty_struct *tty, const unsigned char *buf, int count
clear_bit(ASYI_TXLOW, &portp->istate);
stl_startrxtx(portp, -1, 1);
- return(count);
+ return count;
}
/*****************************************************************************/
@@ -1336,16 +1336,16 @@ static int stl_writeroom(struct tty_struct *tty)
#endif
if (tty == (struct tty_struct *) NULL)
- return(0);
+ return 0;
portp = tty->driver_data;
if (portp == (stlport_t *) NULL)
- return(0);
+ return 0;
if (portp->tx.buf == (char *) NULL)
- return(0);
+ return 0;
head = portp->tx.head;
tail = portp->tx.tail;
- return((head >= tail) ? (STL_TXBUFSIZE - (head - tail) - 1) : (tail - head - 1));
+ return ((head >= tail) ? (STL_TXBUFSIZE - (head - tail) - 1) : (tail - head - 1));
}
/*****************************************************************************/
@@ -1370,19 +1370,19 @@ static int stl_charsinbuffer(struct tty_struct *tty)
#endif
if (tty == (struct tty_struct *) NULL)
- return(0);
+ return 0;
portp = tty->driver_data;
if (portp == (stlport_t *) NULL)
- return(0);
+ return 0;
if (portp->tx.buf == (char *) NULL)
- return(0);
+ return 0;
head = portp->tx.head;
tail = portp->tx.tail;
size = (head >= tail) ? (head - tail) : (STL_TXBUFSIZE - (tail - head));
if ((size == 0) && test_bit(ASYI_TXBUSY, &portp->istate))
size = 1;
- return(size);
+ return size;
}
/*****************************************************************************/
@@ -1447,7 +1447,7 @@ static int stl_setserial(stlport_t *portp, struct serial_struct __user *sp)
(sio.close_delay != portp->close_delay) ||
((sio.flags & ~ASYNC_USR_MASK) !=
(portp->flags & ~ASYNC_USR_MASK)))
- return(-EPERM);
+ return -EPERM;
}
portp->flags = (portp->flags & ~ASYNC_USR_MASK) |
@@ -1457,7 +1457,7 @@ static int stl_setserial(stlport_t *portp, struct serial_struct __user *sp)
portp->closing_wait = sio.closing_wait;
portp->custom_divisor = sio.custom_divisor;
stl_setport(portp, portp->tty->termios);
- return(0);
+ return 0;
}
/*****************************************************************************/
@@ -1467,12 +1467,12 @@ static int stl_tiocmget(struct tty_struct *tty, struct file *file)
stlport_t *portp;
if (tty == (struct tty_struct *) NULL)
- return(-ENODEV);
+ return -ENODEV;
portp = tty->driver_data;
if (portp == (stlport_t *) NULL)
- return(-ENODEV);
+ return -ENODEV;
if (tty->flags & (1 << TTY_IO_ERROR))
- return(-EIO);
+ return -EIO;
return stl_getsignals(portp);
}
@@ -1484,12 +1484,12 @@ static int stl_tiocmset(struct tty_struct *tty, struct file *file,
int rts = -1, dtr = -1;
if (tty == (struct tty_struct *) NULL)
- return(-ENODEV);
+ return -ENODEV;
portp = tty->driver_data;
if (portp == (stlport_t *) NULL)
- return(-ENODEV);
+ return -ENODEV;
if (tty->flags & (1 << TTY_IO_ERROR))
- return(-EIO);
+ return -EIO;
if (set & TIOCM_RTS)
rts = 1;
@@ -1517,15 +1517,15 @@ static int stl_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd
#endif
if (tty == (struct tty_struct *) NULL)
- return(-ENODEV);
+ return -ENODEV;
portp = tty->driver_data;
if (portp == (stlport_t *) NULL)
- return(-ENODEV);
+ return -ENODEV;
if ((cmd != TIOCGSERIAL) && (cmd != TIOCSSERIAL) &&
(cmd != COM_GETPORTSTATS) && (cmd != COM_CLRPORTSTATS)) {
if (tty->flags & (1 << TTY_IO_ERROR))
- return(-EIO);
+ return -EIO;
}
rc = 0;
@@ -1566,7 +1566,7 @@ static int stl_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd
break;
}
- return(rc);
+ return rc;
}
/*****************************************************************************/
@@ -1872,7 +1872,7 @@ static int stl_portinfo(stlport_t *portp, int portnr, char *pos)
pos[(MAXLINE - 2)] = '+';
pos[(MAXLINE - 1)] = '\n';
- return(MAXLINE);
+ return MAXLINE;
}
/*****************************************************************************/
@@ -1957,7 +1957,7 @@ static int stl_readproc(char *page, char **start, off_t off, int count, int *eof
stl_readdone:
*start = page;
- return(pos - page);
+ return (pos - page);
}
/*****************************************************************************/
@@ -2349,7 +2349,7 @@ static inline int stl_initeio(stlbrd_t *brdp)
} else {
rc = 0;
}
- return(rc);
+ return rc;
}
/*****************************************************************************/
@@ -3116,7 +3116,7 @@ static int __init stl_init(void)
return -1;
}
- return(0);
+ return 0;
}
/*****************************************************************************/
@@ -3132,7 +3132,7 @@ static int __init stl_init(void)
static int stl_cd1400getreg(stlport_t *portp, int regnr)
{
outb((regnr + portp->uartaddr), portp->ioaddr);
- return(inb(portp->ioaddr + EREG_DATA));
+ return inb(portp->ioaddr + EREG_DATA);
}
static void stl_cd1400setreg(stlport_t *portp, int regnr, int value)
@@ -3146,9 +3146,9 @@ static int stl_cd1400updatereg(stlport_t *portp, int regnr, int value)
outb((regnr + portp->uartaddr), portp->ioaddr);
if (inb(portp->ioaddr + EREG_DATA) != value) {
outb(value, portp->ioaddr + EREG_DATA);
- return(1);
+ return 1;
}
- return(0);
+ return 0;
}
/*****************************************************************************/
@@ -3206,7 +3206,7 @@ static int stl_cd1400panelinit(stlbrd_t *brdp, stlpanel_t *panelp)
}
BRDDISABLE(panelp->brdnr);
- return(chipmask);
+ return chipmask;
}
/*****************************************************************************/
@@ -3557,7 +3557,7 @@ static int stl_cd1400getsignals(stlport_t *portp)
#else
sigs |= TIOCM_DSR;
#endif
- return(sigs);
+ return sigs;
}
/*****************************************************************************/
@@ -3830,9 +3830,9 @@ static int stl_cd1400datastate(stlport_t *portp)
#endif
if (portp == (stlport_t *) NULL)
- return(0);
+ return 0;
- return(test_bit(ASYI_TXBUSY, &portp->istate) ? 1 : 0);
+ return test_bit(ASYI_TXBUSY, &portp->istate) ? 1 : 0;
}
/*****************************************************************************/
@@ -3912,20 +3912,20 @@ static inline int stl_cd1400breakisr(stlport_t *portp, int ioaddr)
outb((SRER + portp->uartaddr), ioaddr);
outb((inb(ioaddr + EREG_DATA) & ~(SRER_TXDATA | SRER_TXEMPTY)),
(ioaddr + EREG_DATA));
- return(1);
+ return 1;
} else if (portp->brklen > 1) {
outb((TDR + portp->uartaddr), ioaddr);
outb(ETC_CMD, (ioaddr + EREG_DATA));
outb(ETC_STOPBREAK, (ioaddr + EREG_DATA));
portp->brklen = -1;
- return(1);
+ return 1;
} else {
outb((COR2 + portp->uartaddr), ioaddr);
outb((inb(ioaddr + EREG_DATA) & ~COR2_ETC),
(ioaddr + EREG_DATA));
portp->brklen = 0;
}
- return(0);
+ return 0;
}
/*****************************************************************************/
@@ -4166,7 +4166,7 @@ static void stl_cd1400mdmisr(stlpanel_t *panelp, int ioaddr)
static int stl_sc26198getreg(stlport_t *portp, int regnr)
{
outb((regnr | portp->uartaddr), (portp->ioaddr + XP_ADDR));
- return(inb(portp->ioaddr + XP_DATA));
+ return inb(portp->ioaddr + XP_DATA);
}
static void stl_sc26198setreg(stlport_t *portp, int regnr, int value)
@@ -4180,9 +4180,9 @@ static int stl_sc26198updatereg(stlport_t *portp, int regnr, int value)
outb((regnr | portp->uartaddr), (portp->ioaddr + XP_ADDR));
if (inb(portp->ioaddr + XP_DATA) != value) {
outb(value, (portp->ioaddr + XP_DATA));
- return(1);
+ return 1;
}
- return(0);
+ return 0;
}
/*****************************************************************************/
@@ -4194,7 +4194,7 @@ static int stl_sc26198updatereg(stlport_t *portp, int regnr, int value)
static int stl_sc26198getglobreg(stlport_t *portp, int regnr)
{
outb(regnr, (portp->ioaddr + XP_ADDR));
- return(inb(portp->ioaddr + XP_DATA));
+ return inb(portp->ioaddr + XP_DATA);
}
#if 0
@@ -4252,7 +4252,7 @@ static int stl_sc26198panelinit(stlbrd_t *brdp, stlpanel_t *panelp)
}
BRDDISABLE(panelp->brdnr);
- return(chipmask);
+ return chipmask;
}
/*****************************************************************************/
@@ -4546,7 +4546,7 @@ static int stl_sc26198getsignals(stlport_t *portp)
sigs |= (ipr & IPR_DTR) ? 0: TIOCM_DTR;
sigs |= (ipr & IPR_RTS) ? 0: TIOCM_RTS;
sigs |= TIOCM_DSR;
- return(sigs);
+ return sigs;
}
/*****************************************************************************/
@@ -4828,9 +4828,9 @@ static int stl_sc26198datastate(stlport_t *portp)
#endif
if (portp == (stlport_t *) NULL)
- return(0);
+ return 0;
if (test_bit(ASYI_TXBUSY, &portp->istate))
- return(1);
+ return 1;
save_flags(flags);
cli();
@@ -4839,7 +4839,7 @@ static int stl_sc26198datastate(stlport_t *portp)
BRDDISABLE(portp->brdnr);
restore_flags(flags);
- return((sr & SR_TXEMPTY) ? 0 : 1);
+ return (sr & SR_TXEMPTY) ? 0 : 1;
}
/*****************************************************************************/
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-25 16:24:50 +0300