[PATCH 09/83] staging: comedi: rtd520: remove RtdBurstStartSource macro

From: H Hartley Sweeten
Date: Tue Jul 10 2012 - 19:45:06 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
'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 62748b9..26bdcab 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 */

-/* Set burst start source select (write only) */
-#define RtdBurstStartSource(dev, v) \
- writel(v, devpriv->las0+LAS0_BURST_START)
-
/* Set Pacer start source select (write only) */
#define RtdPacerStartSource(dev, v) \
writel(v, devpriv->las0+LAS0_PACER_START)
@@ -1504,7 +1500,7 @@ static int rtd_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
if (cmd->chanlist_len > 1) {
/*DPRINTK ("rtd520: Multi channel setup\n"); */
RtdPacerStartSource(dev, 0); /* software triggers pacer */
- RtdBurstStartSource(dev, 1); /* PACER triggers burst */
+ writel(1, devpriv->las0 + LAS0_BURST_START);
writel(2, devpriv->las0 + LAS0_ADC_CONVERSION);
} else { /* single channel */
/*DPRINTK ("rtd520: single channel setup\n"); */
@@ -1614,7 +1610,7 @@ static int rtd_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
break;

case TRIG_EXT: /* external */
- RtdBurstStartSource(dev, 2); /* EXTERNALy trigger burst */
+ writel(2, devpriv->las0 + LAS0_BURST_START);
break;

default:
--
1.7.11

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