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staging: comedi: rtd520: remove RtdInterruptMask macro

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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: 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 16:53:15 -07:00
committed by Greg Kroah-Hartman
parent 732941ad7f
commit acef7c0fc6
1 changed files with 14 additions and 11 deletions
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25
drivers/staging/comedi/drivers/rtd520.c
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@@ -406,10 +406,6 @@ struct rtdPrivate {
/* Macros to access registers */
/* Interrupt mask */
#define RtdInterruptMask(dev, v) \
writew((devpriv->intMask = (v)), devpriv->las0+LAS0_IT)
/* Interrupt status clear (only bits set in mask) */
#define RtdInterruptClear(dev) \
readw(devpriv->las0+LAS0_CLEAR)
@@ -1146,7 +1142,8 @@ static irqreturn_t rtd_interrupt(int irq, /* interrupt number (ignored) */
writel(0, devpriv->las0 + LAS0_PACER_STOP);
writel(0, devpriv->las0 + LAS0_PACER);
writel(0, devpriv->las0 + LAS0_ADC_CONVERSION);
RtdInterruptMask(dev, 0); /* mask out SAMPLE */
devpriv->intMask = 0;
writew(devpriv->intMask, devpriv->las0 + LAS0_IT);
#ifdef USE_DMA
if (devpriv->flags & DMA0_ACTIVE) {
RtdPlxInterruptWrite(dev, /* disable any more interrupts */
@@ -1415,7 +1412,8 @@ static int rtd_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
writel(0, devpriv->las0 + LAS0_PACER_STOP);
writel(0, devpriv->las0 + LAS0_PACER);
writel(0, devpriv->las0 + LAS0_ADC_CONVERSION);
RtdInterruptMask(dev, 0);
devpriv->intMask = 0;
writew(devpriv->intMask, devpriv->las0 + LAS0_IT);
#ifdef USE_DMA
if (devpriv->flags & DMA0_ACTIVE) { /* cancel anything running */
RtdPlxInterruptWrite(dev, /* disable any more interrupts */
@@ -1571,7 +1569,8 @@ static int rtd_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
/* TODO: allow multiple interrupt sources */
if (devpriv->transCount > 0) { /* transfer every N samples */
RtdInterruptMask(dev, IRQM_ADC_ABOUT_CNT);
devpriv->intMask = IRQM_ADC_ABOUT_CNT;
writew(devpriv->intMask, devpriv->las0 + LAS0_IT);
DPRINTK("rtd520: Transferring every %d\n", devpriv->transCount);
} else { /* 1/2 FIFO transfers */
#ifdef USE_DMA
@@ -1592,7 +1591,8 @@ static int rtd_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
DPRINTK("rtd520: Using DMA0 transfers. plxInt %x RtdInt %x\n",
RtdPlxInterruptRead(dev), devpriv->intMask);
#else /* USE_DMA */
RtdInterruptMask(dev, IRQM_ADC_ABOUT_CNT);
devpriv->intMask = IRQM_ADC_ABOUT_CNT;
writew(devpriv->intMask, devpriv->las0 + LAS0_IT);
DPRINTK("rtd520: Transferring every 1/2 FIFO\n");
#endif /* USE_DMA */
}
@@ -1613,7 +1613,8 @@ static int rtd_ai_cancel(struct comedi_device *dev, struct comedi_subdevice *s)
writel(0, devpriv->las0 + LAS0_PACER_STOP);
writel(0, devpriv->las0 + LAS0_PACER);
writel(0, devpriv->las0 + LAS0_ADC_CONVERSION);
RtdInterruptMask(dev, 0);
devpriv->intMask = 0;
writew(devpriv->intMask, devpriv->las0 + LAS0_IT);
devpriv->aiCount = 0; /* stop and don't transfer any more */
#ifdef USE_DMA
if (devpriv->flags & DMA0_ACTIVE) {
@@ -1964,7 +1965,8 @@ static int rtd_attach(struct comedi_device *dev, struct comedi_devconfig *it)
writel(0, devpriv->las0 + LAS0_BOARD_RESET);
udelay(100); /* needed? */
RtdPlxInterruptWrite(dev, 0);
RtdInterruptMask(dev, 0); /* and sets shadow */
devpriv->intMask = 0;
writew(devpriv->intMask, devpriv->las0 + LAS0_IT);
RtdInterruptClearMask(dev, ~0); /* and sets shadow */
RtdInterruptClear(dev); /* clears bits set by mask */
RtdInterruptOverrunClear(dev);
@@ -2143,7 +2145,8 @@ static void rtd_detach(struct comedi_device *dev)
#endif /* USE_DMA */
if (devpriv->las0) {
writel(0, devpriv->las0 + LAS0_BOARD_RESET);
RtdInterruptMask(dev, 0);
devpriv->intMask = 0;
writew(devpriv->intMask, devpriv->las0 + LAS0_IT);
RtdInterruptClearMask(dev, ~0);
RtdInterruptClear(dev); /* clears bits set by mask */
}