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staging: comedi: rtd520: remove RtdDio0CtrlWrite macro

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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>
This commit is contained in:
H Hartley Sweeten 2012-07-10 17:08:29 -07:00 • committed by Greg Kroah-Hartman
commit b0c375a31c
1 changed files with 1 additions and 4 deletions
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5
drivers/staging/comedi/drivers/rtd520.c
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@ -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);