* [PATCH 45/83] staging: comedi: rtd520: remove RtdDio0Read macro
@ 2012-07-11 0:04 H Hartley Sweeten
0 siblings, 0 replies; only message in thread
From: H Hartley Sweeten @ 2012-07-11 0:04 UTC (permalink / raw)
To: Linux Kernel; +Cc: devel, abbotti, gregkh
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
'readw'. Remove the macro.
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/staging/comedi/drivers/rtd520.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/staging/comedi/drivers/rtd520.c b/drivers/staging/comedi/drivers/rtd520.c
index 757cebb..e3a6aa2 100644
--- a/drivers/staging/comedi/drivers/rtd520.c
+++ b/drivers/staging/comedi/drivers/rtd520.c
@@ -407,8 +407,6 @@ struct rtdPrivate {
/* Macros to access registers */
/* Digital IO */
-#define RtdDio0Read(dev) \
- (readw(devpriv->las0+LAS0_DIO0) & 0xff)
#define RtdDio0Write(dev, v) \
writew((v) & 0xff, devpriv->las0+LAS0_DIO0)
@@ -1664,7 +1662,7 @@ static int rtd_dio_insn_bits(struct comedi_device *dev,
}
/* on return, data[1] contains the value of the digital
* input lines. */
- data[1] = RtdDio0Read(dev);
+ data[1] = readw(devpriv->las0 + LAS0_DIO0) & 0xff;
/*DPRINTK("rtd520:port_0 wrote: 0x%x read: 0x%x\n", s->state, data[1]); */
--
1.7.11
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2012-07-11 0:05 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2012-07-11 0:04 [PATCH 45/83] staging: comedi: rtd520: remove RtdDio0Read macro H Hartley Sweeten
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
Powered by JetHome