The `DAS08_STATUS` macro contains the offset to the read-only status
register. Rename it to `DAS08_STATUS_REG` and add a comment.
Signed-off-by: Ian Abbott <abbo...@mev.co.uk>
---
drivers/staging/comedi/drivers/das08.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/staging/comedi/drivers/das08.c
b/drivers/staging/comedi/drivers/das08.c
index fa14fa10..eecbf4d 100644
--- a/drivers/staging/comedi/drivers/das08.c
+++ b/drivers/staging/comedi/drivers/das08.c
@@ -57,7 +57,7 @@
#define DAS08_AI_LSB_REG 0x00 /* (R) AI least significant bits */
#define DAS08_AI_MSB_REG 0x01 /* (R) AI most significant bits */
#define DAS08_AI_TRIG_REG 0x01 /* (W) AI software trigger */
-#define DAS08_STATUS 2
+#define DAS08_STATUS_REG 0x02 /* (R) status */
#define DAS08_EOC (1<<7)
#define DAS08_IRQ (1<<3)
#define DAS08_IP(x) (((x)>>4)&0x7)
@@ -205,7 +205,7 @@ static int das08_ai_eoc(struct comedi_device *dev,
{
unsigned int status;
- status = inb(dev->iobase + DAS08_STATUS);
+ status = inb(dev->iobase + DAS08_STATUS_REG);
if ((status & DAS08_EOC) == 0)
return 0;
return -EBUSY;
@@ -282,7 +282,7 @@ static int das08_di_rbits(struct comedi_device *dev, struct
comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data)
{
data[0] = 0;
- data[1] = DAS08_IP(inb(dev->iobase + DAS08_STATUS));
+ data[1] = DAS08_IP(inb(dev->iobase + DAS08_STATUS_REG));
return insn->n;
}
--
2.1.4
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