For aesthetics, rename the analog input register defines and convert
the offsets to hex.
Signed-off-by: H Hartley Sweeten <hswee...@visionengravers.com>
Cc: Ian Abbott <abbo...@mev.co.uk>
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
drivers/staging/comedi/drivers/pcl812.c | 15 +++++++--------
1 file changed, 7 insertions(+), 8 deletions(-)
diff --git a/drivers/staging/comedi/drivers/pcl812.c
b/drivers/staging/comedi/drivers/pcl812.c
index 9fb3e84..7d13a99 100644
--- a/drivers/staging/comedi/drivers/pcl812.c
+++ b/drivers/staging/comedi/drivers/pcl812.c
@@ -132,8 +132,9 @@
#define boardA821 9 /* PGH, PGL, PGL/NDA versions */
#define PCL812_TIMER_BASE 0x00
-#define PCL812_AD_LO 4
-#define PCL812_AD_HI 5
+#define PCL812_AI_LSB_REG 0x04
+#define PCL812_AI_MSB_REG 0x05
+#define PCL812_AI_MSB_DRDY (1 << 4)
#define PCL812_AO_LSB_REG(x) (0x04 + ((x) * 2))
#define PCL812_AO_MSB_REG(x) (0x05 + ((x) * 2))
#define PCL812_DI_LSB_REG 0x06
@@ -147,8 +148,6 @@
#define PCL812_DO_LSB_REG 0x0d
#define PCL812_DO_MSB_REG 0x0e
-#define PCL812_DRDY 0x10 /* =0 data ready */
-
#define ACL8216_STATUS 8 /* 5. bit signalize data ready */
#define ACL8216_DRDY 0x20 /* =0 data ready */
@@ -654,8 +653,8 @@ static unsigned int pcl812_ai_get_sample(struct
comedi_device *dev,
{
unsigned int val;
- val = inb(dev->iobase + PCL812_AD_HI) << 8;
- val |= inb(dev->iobase + PCL812_AD_LO);
+ val = inb(dev->iobase + PCL812_AI_MSB_REG) << 8;
+ val |= inb(dev->iobase + PCL812_AI_LSB_REG);
return val & s->maxdata;
}
@@ -672,8 +671,8 @@ static int pcl812_ai_eoc(struct comedi_device *dev,
if ((status & ACL8216_DRDY) == 0)
return 0;
} else {
- status = inb(dev->iobase + PCL812_AD_HI);
- if ((status & PCL812_DRDY) == 0)
+ status = inb(dev->iobase + PCL812_AI_MSB_REG);
+ if ((status & PCL812_AI_MSB_DRDY) == 0)
return 0;
}
return -EBUSY;
--
1.8.5.2
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