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Commit 9db311d1 authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
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staging: comedi: rtd520: remove RtdDacRange 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
'writew'. Remove the macro.

Signed-off-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent bb50054f

drivers/staging/comedi/drivers/rtd520.c

+2 −6
Original line number Diff line number Diff line
@@ -406,11 +406,6 @@ struct rtdPrivate { 


/* Macros to access registers */



/* Set DAC output type and range */

#define RtdDacRange(dev, n, v) \

	writew((v) & 7, devpriv->las0 \

		+(((n) == 0) ? LAS0_DAC1_CTRL : LAS0_DAC2_CTRL))



/* Reset DAC FIFO */

#define RtdDacClearFifo(dev, n) \

	writel(0, devpriv->las0+(((n) == 0) ? LAS0_DAC1_RESET : \
@@ -1538,7 +1533,8 @@ static int rtd_ao_winsn(struct comedi_device *dev, 
	int range = CR_RANGE(insn->chanspec);



	/* Configure the output range (table index matches the range values) */

	RtdDacRange(dev, chan, range);

	writew(range & 7, devpriv->las0 +

		((chan == 0) ? LAS0_DAC1_CTRL : LAS0_DAC2_CTRL));



	/* Writing a list of values to an AO channel is probably not

	 * very useful, but that's how the interface is defined. */