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staging: comedi: rtd520: remove RtdDma1Control 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 'writeb'. 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>
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1 changed files with 3 additions and 5 deletions
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@ -406,10 +406,6 @@ struct rtdPrivate {
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/* Macros to access registers */
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/* Set control for DMA 1 (write only, shadow?) */
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#define RtdDma1Control(dev, n) \
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writeb(devpriv->dma1Control = (n), devpriv->lcfg+LCFG_DMACSR1)
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/* Get status for DMA 1 */
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#define RtdDma1Status(dev) \
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readb(devpriv->lcfg+LCFG_DMACSR1)
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@ -1968,9 +1964,11 @@ static void rtd_detach(struct comedi_device *dev)
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#ifdef USE_DMA
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if (devpriv->lcfg) {
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devpriv->dma0Control = 0;
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devpriv->dma1Control = 0;
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writeb(devpriv->dma0Control,
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devpriv->lcfg + LCFG_DMACSR0);
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RtdDma1Control(dev, 0); /* disable DMA */
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writeb(devpriv->dma1Control,
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devpriv->lcfg + LCFG_DMACSR1);
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writel(ICS_PIE | ICS_PLIE, devpriv->lcfg + LCFG_ITCSR);
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}
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#endif /* USE_DMA */
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