[PATCH 52/83] staging: comedi: rtd520: remove RtdDio0CtrlWrite macro

From: H Hartley Sweeten
Date: Tue Jul 10 2012 - 20:08:31 EST


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
'writew'. 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 | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/staging/comedi/drivers/rtd520.c b/drivers/staging/comedi/drivers/rtd520.c
index b0c5f34..e7c550f 100644
--- a/drivers/staging/comedi/drivers/rtd520.c
+++ b/drivers/staging/comedi/drivers/rtd520.c
@@ -406,9 +406,6 @@ struct rtdPrivate {

/* Macros to access registers */

-#define RtdDio0CtrlWrite(dev, v) \
- writew((v) & 0xff, devpriv->las0+LAS0_DIO0_CTRL)
-
/* Digital to Analog converter */
/* Write one data value (sign + 12bit + marker bits) */
/* Note: matches what DMA would put. Actual value << 3 */
@@ -1686,7 +1683,7 @@ static int rtd_dio_insn_config(struct comedi_device *dev,
/* TODO support digital match interrupts and strobes */
devpriv->dioStatus = 0x01; /* set direction */
writew(devpriv->dioStatus, devpriv->las0 + LAS0_DIO_STATUS);
- RtdDio0CtrlWrite(dev, s->io_bits); /* set direction 1 means Out */
+ writew(s->io_bits & 0xff, devpriv->las0 + LAS0_DIO0_CTRL);
devpriv->dioStatus = 0x00; /* clear interrupts */
writew(devpriv->dioStatus, devpriv->las0 + LAS0_DIO_STATUS);

--
1.7.11

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