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staging: comedi: rtd520: remove RtdDma0Status macro

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This macro uses the 'devpriv' macro which relies on a local variable
having a specific name. It's also not used. 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 17:22:15 -07:00 • committed by Greg Kroah-Hartman
parent f5439764e6
commit 9c4d44593e
1 changed files with 0 additions and 4 deletions
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4
drivers/staging/comedi/drivers/rtd520.c
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@ -406,10 +406,6 @@ struct rtdPrivate {
/* Macros to access registers */
/* Get status for DMA 0 */
#define RtdDma0Status(dev) \
readb(devpriv->lcfg+LCFG_DMACSR0)
/* Set control for DMA 1 (write only, shadow?) */
#define RtdDma1Control(dev, n) \
writeb(devpriv->dma1Control = (n), devpriv->lcfg+LCFG_DMACSR1)