This macro uses the 'devpriv' macro which relies on a local variable
having a specific name. Plus it's just a wrapper around a simple
'writel'. Remove the macro.
Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/staging/comedi/drivers/rtd520.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/drivers/staging/comedi/drivers/rtd520.c b/drivers/staging/comedi/drivers/rtd520.c
index 1face98..b76bb75 100644
--- a/drivers/staging/comedi/drivers/rtd520.c
+++ b/drivers/staging/comedi/drivers/rtd520.c
@@ -406,10 +406,6 @@ struct rtdPrivate {
/* Macros to access registers */
-/* Start single ADC conversion */
-#define RtdAdcStart(dev) \
- writew(0, devpriv->las0+LAS0_ADC)
-
/* Read one ADC data value (12bit (with sign extend) as 16bit) */
/* Note: matches what DMA would get. Actual value >> 3 */
#define RtdAdcFifoGet(dev) \
@@ -771,7 +767,7 @@ static int rtd520_probe_fifo_depth(struct comedi_device *dev)
for (i = 0; i < limit; ++i) {
unsigned fifo_status;
/* trigger conversion */
- RtdAdcStart(dev);
+ writew(0, devpriv->las0 + LAS0_ADC);
udelay(1);
fifo_status = RtdFifoStatus(dev);
if ((fifo_status & FS_ADC_HEMPTY) == 0) {
@@ -822,7 +818,7 @@ static int rtd_ai_rinsn(struct comedi_device *dev,
for (n = 0; n < insn->n; n++) {
s16 d;
/* trigger conversion */
- RtdAdcStart(dev);
+ writew(0, devpriv->las0 + LAS0_ADC);
for (ii = 0; ii < RTD_ADC_TIMEOUT; ++ii) {
stat = RtdFifoStatus(dev);
--
1.7.11
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