Staging: comedi: fix line over 80 character issue in rtd520.c

This is a patch to the rtd520.c file that fixes up a  warning: line over 80 character found by the checkpatch.pl tool
Signed-off-by: Ravishankar <ravishankarkm32@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/comedi/drivers/rtd520.c

@@ -1026,7 +1026,8 @@ static int rtd_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 		}
 
 		RtdDma0Mode(dev, DMA_MODE_BITS);
-		RtdDma0Source(dev, DMAS_ADFIFO_HALF_FULL);	/* set DMA trigger source */
+		/* set DMA trigger source */
+		RtdDma0Source(dev, DMAS_ADFIFO_HALF_FULL);
 	} else {
 		printk(KERN_INFO "( no IRQ->no DMA )");
 	}
@@ -1202,11 +1203,13 @@ static unsigned short rtdConvertChanGain(struct comedi_device *dev,
 		CHAN_ARRAY_SET(devpriv->chanBipolar, chanIndex);
 	} else if (range < thisboard->rangeUniStart) {	/* second batch are +-10 */
 		r |= 0x100;	/* +-10 range */
-		r |= ((range - thisboard->range10Start) & 0x7) << 4;	/* gain */
+		/* gain */
+		r |= ((range - thisboard->range10Start) & 0x7) << 4;
 		CHAN_ARRAY_SET(devpriv->chanBipolar, chanIndex);
 	} else {		/* last batch is +10 */
 		r |= 0x200;	/* +10 range */
-		r |= ((range - thisboard->rangeUniStart) & 0x7) << 4;	/* gain */
+		/* gain */
+		r |= ((range - thisboard->rangeUniStart) & 0x7) << 4;
 		CHAN_ARRAY_CLEAR(devpriv->chanBipolar, chanIndex);
 	}
 
@@ -1336,7 +1339,8 @@ static int rtd_ai_rinsn(struct comedi_device *dev,
 		/*printk ("rtd520: Got 0x%x after %d usec\n", d, ii+1); */
 		d = d >> 3;	/* low 3 bits are marker lines */
 		if (CHAN_ARRAY_TEST(devpriv->chanBipolar, 0))
-			data[n] = d + 2048;	/* convert to comedi unsigned data */
+			/* convert to comedi unsigned data */
+			data[n] = d + 2048;
 		else
 			data[n] = d;
 	}