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Commit c800e513 authored by Ian Abbott's avatar Ian Abbott Committed by Greg Kroah-Hartman
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staging: comedi: das08: rename DAS08_CONTROL



The `DAS08_CONTROL` macro contains the offset to the write-only control
register.  Rename it to `DAS08_CONTROL_REG` and add a comment.

Signed-off-by: default avatarIan Abbott <abbotti@mev.co.uk>
Reviewed-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 4d14ac8a
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+3 −3
Original line number Diff line number Diff line
@@ -67,7 +67,7 @@
#define DAS08_STATUS_IRQ	BIT(3)	/* latched interrupt input */
/* digital inputs (not "JR" boards) */
#define DAS08_STATUS_DI(x)	(((x) & 0x70) >> 4)
#define DAS08_CONTROL		2
#define DAS08_CONTROL_REG	0x02	/* (W) control */
#define   DAS08_MUX_MASK	0x7
#define   DAS08_MUX(x)		((x) & DAS08_MUX_MASK)
#define   DAS08_INTE			(1<<3)
@@ -240,7 +240,7 @@ static int das08_ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s,
	spin_lock(&dev->spinlock);
	devpriv->do_mux_bits &= ~DAS08_MUX_MASK;
	devpriv->do_mux_bits |= DAS08_MUX(chan);
	outb(devpriv->do_mux_bits, dev->iobase + DAS08_CONTROL);
	outb(devpriv->do_mux_bits, dev->iobase + DAS08_CONTROL_REG);
	spin_unlock(&dev->spinlock);

	if (devpriv->pg_gainlist) {
@@ -305,7 +305,7 @@ static int das08_do_wbits(struct comedi_device *dev,
		spin_lock(&dev->spinlock);
		devpriv->do_mux_bits &= ~DAS08_DO_MASK;
		devpriv->do_mux_bits |= DAS08_OP(s->state);
		outb(devpriv->do_mux_bits, dev->iobase + DAS08_CONTROL);
		outb(devpriv->do_mux_bits, dev->iobase + DAS08_CONTROL_REG);
		spin_unlock(&dev->spinlock);
	}