staging: comedi: rtd520: fix > 80 char line checkpatch.pl issues
authorH Hartley Sweeten <hartleys@visionengravers.com>
Mon, 29 Oct 2012 17:05:44 +0000 (10:05 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 30 Oct 2012 17:44:38 +0000 (10:44 -0700)
This fixes all the remaining checkpatch.pl issues.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/comedi/drivers/rtd520.c

index f118e85bef7a30240117cd1992ce4566a8697fa0..3d68c4f2dfa30e6e13a1b4b77a090122bf92fafa 100644 (file)
@@ -331,9 +331,9 @@ struct rtdPrivate {
   Sets the original period to be the true value.
   Note: you have to check if the value is larger than the counter range!
 */
-static int rtd_ns_to_timer_base(unsigned int *nanosec, /* desired period (in ns) */
+static int rtd_ns_to_timer_base(unsigned int *nanosec,
                                int round_mode, int base)
-{                              /* clock period (in ns) */
+{
        int divider;
 
        switch (round_mode) {
@@ -386,18 +386,19 @@ static unsigned short rtdConvertChanGain(struct comedi_device *dev,
        r |= chan & 0xf;
 
        /* Note: we also setup the channel list bipolar flag array */
-       if (range < thisboard->range10Start) {  /* first batch are +-5 */
-               r |= 0x000;     /* +-5 range */
-               r |= (range & 0x7) << 4;        /* gain */
+       if (range < thisboard->range10Start) {
+               /* +-5 range */
+               r |= 0x000;
+               r |= (range & 0x7) << 4;
                CHAN_ARRAY_SET(devpriv->chanBipolar, chanIndex);
-       } else if (range < thisboard->rangeUniStart) {  /* second batch are +-10 */
-               r |= 0x100;     /* +-10 range */
-               /* gain */
+       } else if (range < thisboard->rangeUniStart) {
+               /* +-10 range */
+               r |= 0x100;
                r |= ((range - thisboard->range10Start) & 0x7) << 4;
                CHAN_ARRAY_SET(devpriv->chanBipolar, chanIndex);
-       } else {                /* last batch is +10 */
-               r |= 0x200;     /* +10 range */
-               /* gain */
+       } else {
+               /* +10 range */
+               r |= 0x200;
                r |= ((range - thisboard->rangeUniStart) & 0x7) << 4;
                CHAN_ARRAY_CLEAR(devpriv->chanBipolar, chanIndex);
        }
@@ -640,10 +641,14 @@ static irqreturn_t rtd_interrupt(int irq, /* interrupt number (ignored) */
                return IRQ_HANDLED;
 
        if (status & IRQM_ADC_ABOUT_CNT) {      /* sample count -> read FIFO */
-               /* since the priority interrupt controller may have queued a sample
-                  counter interrupt, even though we have already finished,
-                  we must handle the possibility that there is no data here */
-               if (!(fifoStatus & FS_ADC_HEMPTY)) {    /* 0 -> 1/2 full */
+               /*
+                * since the priority interrupt controller may have queued
+                * a sample counter interrupt, even though we have already
+                * finished, we must handle the possibility that there is
+                * no data here
+                */
+               if (!(fifoStatus & FS_ADC_HEMPTY)) {
+                       /* FIFO half full */
                        if (ai_read_n(dev, s, devpriv->fifoLen / 2) < 0)
                                goto abortTransfer;
 
@@ -651,8 +656,9 @@ static irqreturn_t rtd_interrupt(int irq,   /* interrupt number (ignored) */
                                goto transferDone;
 
                        comedi_event(dev, s);
-               } else if (devpriv->transCount > 0) {   /* read often */
-                       if (fifoStatus & FS_ADC_NOT_EMPTY) {    /* 1 -> not empty */
+               } else if (devpriv->transCount > 0) {
+                       if (fifoStatus & FS_ADC_NOT_EMPTY) {
+                               /* FIFO not empty */
                                if (ai_read_n(dev, s, devpriv->transCount) < 0)
                                        goto abortTransfer;
 
@@ -928,8 +934,11 @@ static int rtd_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
                /* scan_begin_arg is in nanoseconds */
                /* find out how many samples to wait before transferring */
                if (cmd->flags & TRIG_WAKE_EOS) {
-                       /* this may generate un-sustainable interrupt rates */
-                       /* the application is responsible for doing the right thing */
+                       /*
+                        * this may generate un-sustainable interrupt rates
+                        * the application is responsible for doing the
+                        * right thing
+                        */
                        devpriv->transCount = cmd->chanlist_len;
                        devpriv->flags |= SEND_EOS;
                } else {
@@ -1004,7 +1013,8 @@ static int rtd_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
        /* Sample timing within a scan */
        switch (cmd->convert_src) {
        case TRIG_TIMER:        /* periodic */
-               if (cmd->chanlist_len > 1) {    /* only needed for multi-channel */
+               if (cmd->chanlist_len > 1) {
+                       /* only needed for multi-channel */
                        timer = rtd_ns_to_timer(&cmd->convert_arg,
                                                TRIG_ROUND_NEAREST);
                        /* setup BURST clock */
@@ -1098,7 +1108,8 @@ static int rtd_ao_winsn(struct comedi_device *dev,
                /* a typical programming sequence */
                writew(val, devpriv->las1 +
                        ((chan == 0) ? LAS1_DAC1_FIFO : LAS1_DAC2_FIFO));
-               writew(0, devpriv->las0 + ((chan == 0) ? LAS0_DAC1 : LAS0_DAC2));
+               writew(0, devpriv->las0 +
+                       ((chan == 0) ? LAS0_DAC1 : LAS0_DAC2));
 
                devpriv->aoValue[chan] = data[i];       /* save for read back */