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staging: comedi: rti800: tidy up CR_{CHAN,RANGE} usage

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The insn->chanspec passed to the CR_{CHAN,RANGE} macros is an unsigned
int. For aesthetic reasons, put the result of the macros into an
unsigned int local var.

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>
This commit is contained in:
H Hartley Sweeten
2013-04-08 18:19:41 -07:00
committed by Greg Kroah-Hartman
parent 0682323c52
commit ee35269665
1 changed files with 4 additions and 4 deletions
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drivers/staging/comedi/drivers/rti800.c
+4 -4
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@@ -169,10 +169,10 @@ static int rti800_ai_insn_read(struct comedi_device *dev,
struct comedi_insn *insn, unsigned int *data)
{
struct rti800_private *devpriv = dev->private;
unsigned int chan = CR_CHAN(insn->chanspec);
unsigned int gain = CR_RANGE(insn->chanspec);
int i, t;
int status;
int chan = CR_CHAN(insn->chanspec);
unsigned gain = CR_RANGE(insn->chanspec);
unsigned muxgain_bits;
inb(dev->iobase + RTI800_ADCHI);
@@ -223,7 +223,7 @@ static int rti800_ao_insn_read(struct comedi_device *dev,
unsigned int *data)
{
struct rti800_private *devpriv = dev->private;
int chan = CR_CHAN(insn->chanspec);
unsigned int chan = CR_CHAN(insn->chanspec);
int i;
for (i = 0; i < insn->n; i++)
@@ -238,7 +238,7 @@ static int rti800_ao_insn_write(struct comedi_device *dev,
unsigned int *data)
{
struct rti800_private *devpriv = dev->private;
int chan = CR_CHAN(insn->chanspec);
unsigned int chan = CR_CHAN(insn->chanspec);
int reg_lo = chan ? RTI800_DAC1LO : RTI800_DAC0LO;
int reg_hi = chan ? RTI800_DAC1HI : RTI800_DAC0HI;
int val = devpriv->ao_readback[chan];