staging: comedi: rtd520: remove RtdDio0Write macro
authorH Hartley Sweeten <hartleys@visionengravers.com>
Wed, 11 Jul 2012 00:05:27 +0000 (17:05 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 15 Jul 2012 23:56:35 +0000 (16:56 -0700)
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@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/comedi/drivers/rtd520.c

index e3a6aa26e858bd537a969dd966dae78c1613c608..6640e1b9d06beb36e0e5569701ff2a3c9bc121b0 100644 (file)
@@ -406,10 +406,6 @@ struct rtdPrivate {
 
 /* Macros to access registers */
 
-/* Digital IO */
-#define RtdDio0Write(dev, v) \
-       writew((v) & 0xff, devpriv->las0+LAS0_DIO0)
-
 #define RtdDio1Read(dev) \
        (readw(devpriv->las0+LAS0_DIO1) & 0xff)
 #define RtdDio1Write(dev, v) \
@@ -1658,7 +1654,7 @@ static int rtd_dio_insn_bits(struct comedi_device *dev,
                s->state |= data[0] & data[1];
 
                /* Write out the new digital output lines */
-               RtdDio0Write(dev, s->state);
+               writew(s->state & 0xff, devpriv->las0 + LAS0_DIO0);
        }
        /* on return, data[1] contains the value of the digital
         * input lines. */