Commit c62429d9 authored by Jiri Slaby's avatar Jiri Slaby Committed by Linus Torvalds
Browse files

[PATCH] Char: stallion, remove syntactic sugar



Remove useless parenthesis and brackets.

Signed-off-by: default avatarJiri Slaby <jirislaby@gmail.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 79cfe7ab
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+81 −97
Original line number Diff line number Diff line
@@ -639,13 +639,13 @@ static int __init stl_parsebrd(struct stlconf *confp, char **argp)
	if ((argp[0] == NULL) || (*argp[0] == 0))
		return 0;

	for (sp = argp[0], i = 0; ((*sp != 0) && (i < 25)); sp++, i++)
	for (sp = argp[0], i = 0; (*sp != 0) && (i < 25); sp++, i++)
		*sp = tolower(*sp);

	for (i = 0; i < ARRAY_SIZE(stl_brdstr); i++) {
	for (i = 0; i < ARRAY_SIZE(stl_brdstr); i++)
		if (strcmp(stl_brdstr[i].name, argp[0]) == 0)
			break;
	}

	if (i == ARRAY_SIZE(stl_brdstr)) {
		printk("STALLION: unknown board name, %s?\n", argp[0]);
		return 0;
@@ -707,7 +707,7 @@ static int stl_open(struct tty_struct *tty, struct file *filp)
	if (brdp == NULL)
		return -ENODEV;
	minordev = MINOR2PORT(minordev);
	for (portnr = -1, panelnr = 0; (panelnr < STL_MAXPANELS); panelnr++) {
	for (portnr = -1, panelnr = 0; panelnr < STL_MAXPANELS; panelnr++) {
		if (brdp->panels[panelnr] == NULL)
			break;
		if (minordev < brdp->panels[panelnr]->nrports) {
@@ -766,10 +766,10 @@ static int stl_open(struct tty_struct *tty, struct file *filp)
 *	previous opens still in effect. If we are a normal serial device
 *	then also we might have to wait for carrier.
 */
	if (!(filp->f_flags & O_NONBLOCK)) {
	if (!(filp->f_flags & O_NONBLOCK))
		if ((rc = stl_waitcarrier(portp, filp)) != 0)
			return rc;
	}

	portp->flags |= ASYNC_NORMAL_ACTIVE;

	return 0;
@@ -813,9 +813,8 @@ static int stl_waitcarrier(struct stlport *portp, struct file *filp)
			break;
		}
		if (((portp->flags & ASYNC_CLOSING) == 0) &&
		    (doclocal || (portp->sigs & TIOCM_CD))) {
		    (doclocal || (portp->sigs & TIOCM_CD)))
			break;
		}
		if (signal_pending(current)) {
			rc = -ERESTARTSYS;
			break;
@@ -1091,7 +1090,7 @@ static int stl_writeroom(struct tty_struct *tty)

	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);
}

/*****************************************************************************/
@@ -1261,10 +1260,9 @@ static int stl_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd
		return -ENODEV;

	if ((cmd != TIOCGSERIAL) && (cmd != TIOCSSERIAL) &&
 	    (cmd != COM_GETPORTSTATS) && (cmd != COM_CLRPORTSTATS)) {
 	    (cmd != COM_GETPORTSTATS) && (cmd != COM_CLRPORTSTATS))
		if (tty->flags & (1 << TTY_IO_ERROR))
			return -EIO;
	}

	rc = 0;

@@ -1538,7 +1536,7 @@ static int stl_portinfo(struct stlport *portp, int portnr, char *pos)
	*sp = ' ';
	sp += cnt;

	for (cnt = (sp - pos); (cnt < (MAXLINE - 1)); cnt++)
	for (cnt = sp - pos; cnt < (MAXLINE - 1); cnt++)
		*sp++ = ' ';
	if (cnt >= MAXLINE)
		pos[(MAXLINE - 2)] = '+';
@@ -1582,7 +1580,7 @@ static int stl_readproc(char *page, char **start, off_t off, int count, int *eof
 *	We scan through for each board, panel and port. The offset is
 *	calculated on the fly, and irrelevant ports are skipped.
 */
	for (brdnr = 0; (brdnr < stl_nrbrds); brdnr++) {
	for (brdnr = 0; brdnr < stl_nrbrds; brdnr++) {
		brdp = stl_brds[brdnr];
		if (brdp == NULL)
			continue;
@@ -1596,7 +1594,7 @@ static int stl_readproc(char *page, char **start, off_t off, int count, int *eof
		}

		totalport = brdnr * STL_MAXPORTS;
		for (panelnr = 0; (panelnr < brdp->nrpanels); panelnr++) {
		for (panelnr = 0; panelnr < brdp->nrpanels; panelnr++) {
			panelp = brdp->panels[panelnr];
			if (panelp == NULL)
				continue;
@@ -1608,7 +1606,7 @@ static int stl_readproc(char *page, char **start, off_t off, int count, int *eof
				continue;
			}

			for (portnr = 0; (portnr < panelp->nrports); portnr++,
			for (portnr = 0; portnr < panelp->nrports; portnr++,
			    totalport++) {
				portp = panelp->ports[portnr];
				if (portp == NULL)
@@ -1626,7 +1624,7 @@ 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;
}

/*****************************************************************************/
@@ -1685,7 +1683,7 @@ static int stl_echatintr(struct stlbrd *brdp)

	while (inb(brdp->iostatus) & ECH_INTRPEND) {
		handled = 1;
		for (bnknr = 0; (bnknr < brdp->nrbnks); bnknr++) {
		for (bnknr = 0; bnknr < brdp->nrbnks; bnknr++) {
			ioaddr = brdp->bnkstataddr[bnknr];
			if (inb(ioaddr) & ECH_PNLINTRPEND) {
				panelp = brdp->bnk2panel[bnknr];
@@ -1714,7 +1712,7 @@ static int stl_echmcaintr(struct stlbrd *brdp)

	while (inb(brdp->iostatus) & ECH_INTRPEND) {
		handled = 1;
		for (bnknr = 0; (bnknr < brdp->nrbnks); bnknr++) {
		for (bnknr = 0; bnknr < brdp->nrbnks; bnknr++) {
			ioaddr = brdp->bnkstataddr[bnknr];
			if (inb(ioaddr) & ECH_PNLINTRPEND) {
				panelp = brdp->bnk2panel[bnknr];
@@ -1740,7 +1738,7 @@ static int stl_echpciintr(struct stlbrd *brdp)

	while (1) {
		recheck = 0;
		for (bnknr = 0; (bnknr < brdp->nrbnks); bnknr++) {
		for (bnknr = 0; bnknr < brdp->nrbnks; bnknr++) {
			outb(brdp->bnkpageaddr[bnknr], brdp->ioctrl);
			ioaddr = brdp->bnkstataddr[bnknr];
			if (inb(ioaddr) & ECH_PNLINTRPEND) {
@@ -1771,7 +1769,7 @@ static int stl_echpci64intr(struct stlbrd *brdp)

	while (inb(brdp->ioctrl) & 0x1) {
		handled = 1;
		for (bnknr = 0; (bnknr < brdp->nrbnks); bnknr++) {
		for (bnknr = 0; bnknr < brdp->nrbnks; bnknr++) {
			ioaddr = brdp->bnkstataddr[bnknr];
			if (inb(ioaddr) & ECH_PNLINTRPEND) {
				panelp = brdp->bnk2panel[bnknr];
@@ -1804,20 +1802,19 @@ static void stl_offintr(struct work_struct *work)
		return;

	lock_kernel();
	if (test_bit(ASYI_TXLOW, &portp->istate)) {
	if (test_bit(ASYI_TXLOW, &portp->istate))
		tty_wakeup(tty);
	}

	if (test_bit(ASYI_DCDCHANGE, &portp->istate)) {
		clear_bit(ASYI_DCDCHANGE, &portp->istate);
		oldsigs = portp->sigs;
		portp->sigs = stl_getsignals(portp);
		if ((portp->sigs & TIOCM_CD) && ((oldsigs & TIOCM_CD) == 0))
			wake_up_interruptible(&portp->open_wait);
		if ((oldsigs & TIOCM_CD) && ((portp->sigs & TIOCM_CD) == 0)) {
		if ((oldsigs & TIOCM_CD) && ((portp->sigs & TIOCM_CD) == 0))
			if (portp->flags & ASYNC_CHECK_CD)
				tty_hangup(tty);	/* FIXME: module removal race here - AKPM */
	}
	}
	unlock_kernel();
}

@@ -1840,7 +1837,7 @@ static int __devinit stl_initports(struct stlbrd *brdp, struct stlpanel *panelp)
 *	All UART's are initialized (if found!). Now go through and setup
 *	each ports data structures.
 */
	for (i = 0; (i < panelp->nrports); i++) {
	for (i = 0; i < panelp->nrports; i++) {
		portp = kzalloc(sizeof(struct stlport), GFP_KERNEL);
		if (!portp) {
			printk("STALLION: failed to allocate memory "
@@ -1867,7 +1864,7 @@ static int __devinit stl_initports(struct stlbrd *brdp, struct stlpanel *panelp)
		stl_portinit(brdp, panelp, portp);
	}

	return(0);
	return 0;
}

static void stl_cleanup_panels(struct stlbrd *brdp)
@@ -2092,7 +2089,7 @@ static int __devinit stl_initech(struct stlbrd *brdp)
		outb((status | ECH_BRDRESET), brdp->ioaddr1);
		brdp->ioctrlval = ECH_INTENABLE |
			((brdp->irqtype) ? ECH_INTLEVEL : ECH_INTEDGE);
		for (i = 0; (i < 10); i++)
		for (i = 0; i < 10; i++)
			outb((brdp->ioctrlval | ECH_BRDENABLE), brdp->ioctrl);
		brdp->iosize1 = 2;
		brdp->iosize2 = 32;
@@ -2180,7 +2177,7 @@ static int __devinit stl_initech(struct stlbrd *brdp)
	panelnr = 0;
	nxtid = 0;

	for (i = 0; (i < STL_MAXPANELS); i++) {
	for (i = 0; i < STL_MAXPANELS; i++) {
		if (brdp->brdtype == BRD_ECHPCI) {
			outb(nxtid, brdp->ioctrl);
			ioaddr = brdp->ioaddr2;
@@ -2213,9 +2210,8 @@ static int __devinit stl_initech(struct stlbrd *brdp)
				brdp->bnkpageaddr[banknr] = nxtid;
				brdp->bnkstataddr[banknr++] = ioaddr + 4 +
					ECH_PNLSTATUS;
			} else {
			} else
				panelp->nrports = 8;
			}
		} else {
			panelp->uartp = &stl_cd1400uart;
			panelp->isr = stl_cd1400echintr;
@@ -2311,7 +2307,7 @@ static int __devinit stl_brdinit(struct stlbrd *brdp)
		goto err_free;
	}

	for (i = 0; (i < STL_MAXPANELS); i++)
	for (i = 0; i < STL_MAXPANELS; i++)
		if (brdp->panels[i] != NULL)
			stl_initports(brdp, brdp->panels[i]);

@@ -2343,14 +2339,14 @@ static int __devinit stl_getbrdnr(void)
{
	int	i;

	for (i = 0; (i < STL_MAXBRDS); i++) {
	for (i = 0; i < STL_MAXBRDS; i++)
		if (stl_brds[i] == NULL) {
			if (i >= stl_nrbrds)
				stl_nrbrds = i + 1;
			return(i);
			return i;
		}
	}
	return(-1);

	return -1;
}

/*****************************************************************************/
@@ -2471,10 +2467,10 @@ static int stl_getbrdstats(combrd_t __user *bp)
	if (copy_from_user(&stl_brdstats, bp, sizeof(combrd_t)))
		return -EFAULT;
	if (stl_brdstats.brd >= STL_MAXBRDS)
		return(-ENODEV);
		return -ENODEV;
	brdp = stl_brds[stl_brdstats.brd];
	if (brdp == NULL)
		return(-ENODEV);
		return -ENODEV;

	memset(&stl_brdstats, 0, sizeof(combrd_t));
	stl_brdstats.brd = brdp->brdnr;
@@ -2486,7 +2482,7 @@ static int stl_getbrdstats(combrd_t __user *bp)
	stl_brdstats.irq = brdp->irq;
	stl_brdstats.nrpanels = brdp->nrpanels;
	stl_brdstats.nrports = brdp->nrports;
	for (i = 0; (i < brdp->nrpanels); i++) {
	for (i = 0; i < brdp->nrpanels; i++) {
		panelp = brdp->panels[i];
		stl_brdstats.panels[i].panel = i;
		stl_brdstats.panels[i].hwid = panelp->hwid;
@@ -2507,19 +2503,19 @@ static struct stlport *stl_getport(int brdnr, int panelnr, int portnr)
	struct stlbrd	*brdp;
	struct stlpanel	*panelp;

	if ((brdnr < 0) || (brdnr >= STL_MAXBRDS))
		return(NULL);
	if (brdnr < 0 || brdnr >= STL_MAXBRDS)
		return NULL;
	brdp = stl_brds[brdnr];
	if (brdp == NULL)
		return(NULL);
	if ((panelnr < 0) || (panelnr >= brdp->nrpanels))
		return(NULL);
		return NULL;
	if (panelnr < 0 || panelnr >= brdp->nrpanels)
		return NULL;
	panelp = brdp->panels[panelnr];
	if (panelp == NULL)
		return(NULL);
	if ((portnr < 0) || (portnr >= panelp->nrports))
		return(NULL);
	return(panelp->ports[portnr]);
		return NULL;
	if (portnr < 0 || portnr >= panelp->nrports)
		return NULL;
	return panelp->ports[portnr];
}

/*****************************************************************************/
@@ -2541,7 +2537,7 @@ static int stl_getportstats(struct stlport *portp, comstats_t __user *cp)
		portp = stl_getport(stl_comstats.brd, stl_comstats.panel,
			stl_comstats.port);
		if (portp == NULL)
			return(-ENODEV);
			return -ENODEV;
	}

	portp->stats.state = portp->istate;
@@ -2556,7 +2552,7 @@ static int stl_getportstats(struct stlport *portp, comstats_t __user *cp)
	portp->stats.rxbuffered = 0;

	spin_lock_irqsave(&stallion_lock, flags);
	if (portp->tty != NULL) {
	if (portp->tty != NULL)
		if (portp->tty->driver_data == portp) {
			portp->stats.ttystate = portp->tty->flags;
			/* No longer available as a statistic */
@@ -2568,13 +2564,12 @@ static int stl_getportstats(struct stlport *portp, comstats_t __user *cp)
				portp->stats.lflags = portp->tty->termios->c_lflag;
			}
		}
	}
	spin_unlock_irqrestore(&stallion_lock, flags);

	head = portp->tx.head;
	tail = portp->tx.tail;
	portp->stats.txbuffered = ((head >= tail) ? (head - tail) :
		(STL_TXBUFSIZE - (tail - head)));
	portp->stats.txbuffered = (head >= tail) ? (head - tail) :
		(STL_TXBUFSIZE - (tail - head));

	portp->stats.signals = (unsigned long) stl_getsignals(portp);

@@ -2596,7 +2591,7 @@ static int stl_clrportstats(struct stlport *portp, comstats_t __user *cp)
		portp = stl_getport(stl_comstats.brd, stl_comstats.panel,
			stl_comstats.port);
		if (portp == NULL)
			return(-ENODEV);
			return -ENODEV;
	}

	memset(&portp->stats, 0, sizeof(comstats_t));
@@ -2642,7 +2637,7 @@ static int stl_getbrdstruct(struct stlbrd __user *arg)
		return -ENODEV;
	brdp = stl_brds[stl_dummybrd.brdnr];
	if (!brdp)
		return(-ENODEV);
		return -ENODEV;
	return copy_to_user(arg, brdp, sizeof(struct stlbrd)) ? -EFAULT : 0;
}

@@ -2663,7 +2658,7 @@ static int stl_memioctl(struct inode *ip, struct file *fp, unsigned int cmd, uns

	brdnr = iminor(ip);
	if (brdnr >= STL_MAXBRDS)
		return(-ENODEV);
		return -ENODEV;
	rc = 0;

	switch (cmd) {
@@ -2687,7 +2682,7 @@ static int stl_memioctl(struct inode *ip, struct file *fp, unsigned int cmd, uns
		break;
	}

	return(rc);
	return rc;
}

static const struct tty_operations stl_ops = {
@@ -2732,13 +2727,13 @@ static int stl_cd1400getreg(struct stlport *portp, int regnr)

static void stl_cd1400setreg(struct stlport *portp, int regnr, int value)
{
	outb((regnr + portp->uartaddr), portp->ioaddr);
	outb(regnr + portp->uartaddr, portp->ioaddr);
	outb(value, portp->ioaddr + EREG_DATA);
}

static int stl_cd1400updatereg(struct stlport *portp, int regnr, int value)
{
	outb((regnr + portp->uartaddr), portp->ioaddr);
	outb(regnr + portp->uartaddr, portp->ioaddr);
	if (inb(portp->ioaddr + EREG_DATA) != value) {
		outb(value, portp->ioaddr + EREG_DATA);
		return 1;
@@ -2771,13 +2766,12 @@ static int stl_cd1400panelinit(struct stlbrd *brdp, struct stlpanel *panelp)
 */
	chipmask = 0;
	nrchips = panelp->nrports / CD1400_PORTS;
	for (i = 0; (i < nrchips); i++) {
	for (i = 0; i < nrchips; i++) {
		if (brdp->brdtype == BRD_ECHPCI) {
			outb((panelp->pagenr + (i >> 1)), brdp->ioctrl);
			ioaddr = panelp->iobase;
		} else {
		} else
			ioaddr = panelp->iobase + (EREG_BANKSIZE * (i >> 1));
		}
		uartaddr = (i & 0x01) ? 0x080 : 0;
		outb((GFRCR + uartaddr), ioaddr);
		outb(0, (ioaddr + EREG_DATA));
@@ -2785,10 +2779,10 @@ static int stl_cd1400panelinit(struct stlbrd *brdp, struct stlpanel *panelp)
		outb(CCR_RESETFULL, (ioaddr + EREG_DATA));
		outb(CCR_RESETFULL, (ioaddr + EREG_DATA));
		outb((GFRCR + uartaddr), ioaddr);
		for (j = 0; (j < CCR_MAXWAIT); j++) {
		for (j = 0; j < CCR_MAXWAIT; j++)
			if ((gfrcr = inb(ioaddr + EREG_DATA)) != 0)
				break;
		}

		if ((j >= CCR_MAXWAIT) || (gfrcr < 0x40) || (gfrcr > 0x60)) {
			printk("STALLION: cd1400 not responding, "
				"brd=%d panel=%d chip=%d\n",
@@ -2846,11 +2840,9 @@ static void stl_cd1400ccrwait(struct stlport *portp)
{
	int	i;

	for (i = 0; (i < CCR_MAXWAIT); i++) {
		if (stl_cd1400getreg(portp, CCR) == 0) {
	for (i = 0; i < CCR_MAXWAIT; i++)
		if (stl_cd1400getreg(portp, CCR) == 0)
			return;
		}
	}

	printk("STALLION: cd1400 not responding, port=%d panel=%d brd=%d\n",
		portp->portnr, portp->panelnr, portp->brdnr);
@@ -2986,8 +2978,8 @@ static void stl_cd1400setport(struct stlport *portp, struct ktermios *tiosp)
		baudrate = STL_CD1400MAXBAUD;

	if (baudrate > 0) {
		for (clk = 0; (clk < CD1400_NUMCLKS); clk++) {
			clkdiv = ((portp->clk / stl_cd1400clkdivs[clk]) / baudrate);
		for (clk = 0; clk < CD1400_NUMCLKS; clk++) {
			clkdiv = (portp->clk / stl_cd1400clkdivs[clk]) / baudrate;
			if (clkdiv < 0x100)
				break;
		}
@@ -3002,9 +2994,8 @@ static void stl_cd1400setport(struct stlport *portp, struct ktermios *tiosp)
		mcor2 |= MCOR2_DCD;
		sreron |= SRER_MODEM;
		portp->flags |= ASYNC_CHECK_CD;
	} else {
	} else
		portp->flags &= ~ASYNC_CHECK_CD;
	}

/*
 *	Setup cd1400 enhanced modes if we can. In particular we want to
@@ -3648,18 +3639,16 @@ static void stl_cd1400rxisr(struct stlpanel *panelp, int ioaddr)
						do_SAK(tty);
						BRDENABLE(portp->brdnr, portp->pagenr);
					}
				} else if (status & ST_PARITY) {
				} else if (status & ST_PARITY)
					status = TTY_PARITY;
				} else if (status & ST_FRAMING) {
				else if (status & ST_FRAMING)
					status = TTY_FRAME;
				} else if(status & ST_OVERRUN) {
				else if(status & ST_OVERRUN)
					status = TTY_OVERRUN;
				} else {
				else
					status = 0;
				}
			} else {
			} else
				status = 0;
			}
			tty_insert_flip_char(tty, ch, status);
			tty_schedule_flip(tty);
		}
@@ -3786,7 +3775,7 @@ static int stl_sc26198panelinit(struct stlbrd *brdp, struct stlpanel *panelp)
	if (brdp->brdtype == BRD_ECHPCI)
		outb(panelp->pagenr, brdp->ioctrl);

	for (i = 0; (i < nrchips); i++) {
	for (i = 0; i < nrchips; i++) {
		ioaddr = panelp->iobase + (i * 4); 
		outb(SCCR, (ioaddr + XP_ADDR));
		outb(CR_RESETALL, (ioaddr + XP_DATA));
@@ -3906,9 +3895,8 @@ static void stl_sc26198setport(struct stlport *portp, struct ktermios *tiosp)
			mr1 |= (MR1_PARENB | MR1_PARODD);
		else
			mr1 |= (MR1_PARENB | MR1_PAREVEN);
	} else {
	} else
		mr1 |= MR1_PARNONE;
	}

	mr1 |= MR1_ERRBLOCK;

@@ -3948,12 +3936,10 @@ static void stl_sc26198setport(struct stlport *portp, struct ktermios *tiosp)
	if (baudrate > STL_SC26198MAXBAUD)
		baudrate = STL_SC26198MAXBAUD;

	if (baudrate > 0) {
		for (clk = 0; (clk < SC26198_NRBAUDS); clk++) {
	if (baudrate > 0)
		for (clk = 0; clk < SC26198_NRBAUDS; clk++)
			if (baudrate <= sc26198_baudtable[clk])
				break;
		}
	}

/*
 *	Check what form of modem signaling is required and set it up.
@@ -3975,9 +3961,9 @@ static void stl_sc26198setport(struct stlport *portp, struct ktermios *tiosp)
	if (tiosp->c_iflag & IXON) {
		mr0 |= MR0_SWFTX | MR0_SWFT;
		imron |= IR_XONXOFF;
	} else {
	} else
		imroff |= IR_XONXOFF;
	}

	if (tiosp->c_iflag & IXOFF)
		mr0 |= MR0_SWFRX;

@@ -4188,9 +4174,9 @@ static void stl_sc26198sendbreak(struct stlport *portp, int len)
	if (len == 1) {
		stl_sc26198setreg(portp, SCCR, CR_TXSTARTBREAK);
		portp->stats.txbreaks++;
	} else {
	} else
		stl_sc26198setreg(portp, SCCR, CR_TXSTOPBREAK);
	}

	BRDDISABLE(portp->brdnr);
	spin_unlock_irqrestore(&brd_lock, flags);
}
@@ -4374,7 +4360,7 @@ static void stl_sc26198wait(struct stlport *portp)
	if (portp == NULL)
		return;

	for (i = 0; (i < 20); i++)
	for (i = 0; i < 20; i++)
		stl_sc26198getglobreg(portp, TSTR);
}

@@ -4583,18 +4569,16 @@ static void stl_sc26198rxbadch(struct stlport *portp, unsigned char status, char
					do_SAK(tty);
					BRDENABLE(portp->brdnr, portp->pagenr);
				}
			} else if (status & SR_RXPARITY) {
			} else if (status & SR_RXPARITY)
				status = TTY_PARITY;
			} else if (status & SR_RXFRAMING) {
			else if (status & SR_RXFRAMING)
				status = TTY_FRAME;
			} else if(status & SR_RXOVERRUN) {
			else if(status & SR_RXOVERRUN)
				status = TTY_OVERRUN;
			} else {
			else
				status = 0;
			}
		} else {
		} else
			status = 0;
		}

		tty_insert_flip_char(tty, ch, status);
		tty_schedule_flip(tty);