staging: comedi: pcmuio: fix > 80 char line warnings

Cleanup some comments to fix the checkpatch.pl warnings about lines
over 80 characters.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/pcmuio.c b/drivers/staging/comedi/drivers/pcmuio.c
index ff07d70..8501fd2 100644 (file)
--- a/drivers/staging/comedi/drivers/pcmuio.c
+++ b/drivers/staging/comedi/drivers/pcmuio.c
@@ -170,15 +170,25 @@ struct pcmuio_subdev_private {
 
        /* The below is only used for intr subdevices */
        struct {
-               int asic;       /* if non-negative, this subdev has an interrupt asic */
-               int first_chan; /* if nonnegative, the first channel id for
-                                  interrupts. */
-               int num_asic_chans;     /* the number of asic channels in this subdev
-                                          that have interrutps */
-               int asic_chan;  /* if nonnegative, the first channel id with
-                                  respect to the asic that has interrupts */
-               int enabled_mask;       /* subdev-relative channel mask for channels
-                                          we are interested in */
+               /* if non-negative, this subdev has an interrupt asic */
+               int asic;
+               /* if nonnegative, the first channel id for interrupts */
+               int first_chan;
+               /*
+                * the number of asic channels in this
+                * subdev that have interrutps
+                */
+               int num_asic_chans;
+               /*
+                * if nonnegative, the first channel id with
+                * respect to the asic that has interrupts
+                */
+               int asic_chan;
+               /*
+                * subdev-relative channel mask for channels
+                * we are interested in
+                */
+               int enabled_mask;
                int active;
                int stop_count;
                int continuous;
@@ -188,9 +198,12 @@ struct pcmuio_subdev_private {
 
 struct pcmuio_private {
        struct {
-               unsigned char pagelock; /* current page and lock */
-               unsigned char pol[NUM_PAGED_REGS];      /* shadow of POLx registers */
-               unsigned char enab[NUM_PAGED_REGS];     /* shadow of ENABx registers */
+               /* current page and lock */
+               unsigned char pagelock;
+               /* shadow of POLx registers */
+               unsigned char pol[NUM_PAGED_REGS];
+               /* shadow of ENABx registers */
+               unsigned char enab[NUM_PAGED_REGS];
                int num;
                unsigned long iobase;
                unsigned int irq;
@@ -248,10 +261,8 @@ static int pcmuio_dio_insn_bits(struct comedi_device *dev,
 #endif
 
                if (write_mask_byte) {
-                       /* this byte has some write_bits -- so set the output lines */
-                       byte &= ~write_mask_byte;       /* clear bits for write mask */
-                       byte |= ~data_byte & write_mask_byte;   /* set to inverted data_byte */
-                       /* Write out the new digital output state */
+                       byte &= ~write_mask_byte;
+                       byte |= ~data_byte & write_mask_byte;
                        outb(byte, ioaddr);
                }
 #ifdef DAMMIT_ITS_BROKEN
@@ -312,9 +323,12 @@ static int pcmuio_dio_insn_config(struct comedi_device *dev,
                byte &= ~(1 << bit_no);
                                /**< set input channel to '0' */
 
-               /* write out byte -- this is the only time we actually affect the
-                  hardware as all channels are implicitly output -- but input
-                  channels are set to float-high */
+               /*
+                * write out byte
+                * This is the only time we actually affect the hardware
+                * as all channels are implicitly output -- but input
+                * channels are set to float-high.
+                */
                outb(byte, ioaddr);
 
                /* save to io_bits */
@@ -387,8 +401,8 @@ static void init_asics(struct comedi_device *dev)
                   outb(0xff, baseaddr + REG_ENAB0); */
                /* END DEBUG */
 
-               switch_page(dev, asic, 0);      /* switch back to default page 0 */
-
+               /* switch back to default page 0 */
+               switch_page(dev, asic, 0);
        }
 }
 
@@ -801,9 +815,6 @@ static int pcmuio_attach(struct comedi_device *dev, struct comedi_devconfig *it)
        for (asic = 0; asic < MAX_ASICS; ++asic) {
                devpriv->asics[asic].num = asic;
                devpriv->asics[asic].iobase = dev->iobase + asic * ASIC_IOSIZE;
-               devpriv->asics[asic].irq = 0;   /* this gets actually set at the end of
-                                                  this function when we
-                                                  request_irqs */
                spin_lock_init(&devpriv->asics[asic].spinlock);
        }
 
@@ -856,7 +867,7 @@ static int pcmuio_attach(struct comedi_device *dev, struct comedi_devconfig *it)
                        if (thisasic_chanct <
                            CHANS_PER_PORT * INTR_PORTS_PER_ASIC
                            && subpriv->intr.asic < 0) {
-                               /* this is an interrupt subdevice, so setup the struct */
+                               /* setup the interrupt subdevice */
                                subpriv->intr.asic = asic;
                                subpriv->intr.active = 0;
                                subpriv->intr.stop_count = 0;
@@ -878,7 +889,8 @@ static int pcmuio_attach(struct comedi_device *dev, struct comedi_devconfig *it)
                chans_left -= s->n_chan;
 
                if (!chans_left) {
-                       asic = 0;       /* reset the asic to our first asic, to do intr subdevs */
+                       /* reset to our first asic, to do intr subdevs */
+                       asic = 0;
                        port = 0;
                }