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Commit e96eaf89 authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
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staging: comedi: rtd520: remove RtdDacClearFifo 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
'writel'. 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 9db311d1

drivers/staging/comedi/drivers/rtd520.c

+2 −7
Original line number Diff line number Diff line
@@ -406,11 +406,6 @@ struct rtdPrivate { 


/* Macros to access registers */



/* Reset DAC FIFO */

#define RtdDacClearFifo(dev, n) \

	writel(0, devpriv->las0+(((n) == 0) ? LAS0_DAC1_RESET : \

				LAS0_DAC2_RESET))



/* Set source for DMA 0 (write only, shadow?) */

#define RtdDma0Source(dev, n) \

	writel((n) & 0xf, devpriv->las0+LAS0_DMA0_SRC)
@@ -1866,8 +1861,8 @@ static int rtd_attach(struct comedi_device *dev, struct comedi_devconfig *it) 
	writel(0, devpriv->las0 + LAS0_OVERRUN);

	writel(0, devpriv->las0 + LAS0_CGT_CLEAR);

	writel(0, devpriv->las0 + LAS0_ADC_FIFO_CLEAR);

	RtdDacClearFifo(dev, 0);

	RtdDacClearFifo(dev, 1);

	writel(0, devpriv->las0 + LAS0_DAC1_RESET);

	writel(0, devpriv->las0 + LAS0_DAC2_RESET);

	/* clear digital IO fifo */

	devpriv->dioStatus = 0;

	writew(devpriv->dioStatus, devpriv->las0 + LAS0_DIO_STATUS);