Skip to contentSkip to conversation

staging: comedi: rtd520: remove RtdUtcCtrlPut macro

PATCH In review H Hartley Sweeten 1 participant 1 message Jul 11, 2012 Staging

lore
Share & tools
lore
#0 lore raw

PATCH 41/83 staging: comedi: rtd520: remove RtdUtcCtrlPut macro

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 'writeb'. Remove the macro.

Cc Ian Abbott <[email protected]>
Cc Greg Kroah-Hartman <[email protected]>
---
 drivers/staging/comedi/drivers/rtd520.c | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)
drivers/staging/comedi/drivers/rtd520.c +8 -9
index 21c9291..2201d11 100644
@@ -406,11 +406,6 @@ struct rtdPrivate {
 
 /* Macros to access registers */
 
-/* Set UTC (8254) control byte  */
-#define RtdUtcCtrlPut(dev, n, v) \
-	writeb(devpriv->utcCtrl[(n) & 3] = (((n) & 3) << 6) | ((v) & 0x3f), \
-		devpriv->las0 + LAS0_UTC_CTRL)
-
 /* Set UTCn clock source (write only) */
 #define RtdUtcClockSource(dev, n, v) \
 	writew(v, devpriv->las0 \
@@ -1929,10 +1924,14 @@ static int rtd_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 	RtdDacClearFifo(dev, 1);
 	/* clear digital IO fifo */
 	RtdDioStatusWrite(dev, 0);	/* safe state, set shadow */
-	RtdUtcCtrlPut(dev, 0, 0x30);	/* safe state, set shadow */
-	RtdUtcCtrlPut(dev, 1, 0x30);	/* safe state, set shadow */
-	RtdUtcCtrlPut(dev, 2, 0x30);	/* safe state, set shadow */
-	RtdUtcCtrlPut(dev, 3, 0);	/* safe state, set shadow */
+	devpriv->utcCtrl[0] = (0 << 6) | 0x30;
+	devpriv->utcCtrl[1] = (1 << 6) | 0x30;
+	devpriv->utcCtrl[2] = (2 << 6) | 0x30;
+	devpriv->utcCtrl[3] = (3 << 6) | 0x00;
+	writeb(devpriv->utcCtrl[0], devpriv->las0 + LAS0_UTC_CTRL);
+	writeb(devpriv->utcCtrl[1], devpriv->las0 + LAS0_UTC_CTRL);
+	writeb(devpriv->utcCtrl[2], devpriv->las0 + LAS0_UTC_CTRL);
+	writeb(devpriv->utcCtrl[3], devpriv->las0 + LAS0_UTC_CTRL);
 	/* TODO: set user out source ??? */
 
 	/* check if our interrupt is available and get it */
Signature · 1 line
1.7.11