staging: comedi: adl_pci9118: rename PCI9118_ADSTAT define

For aesthetics, rename this define used for the analog input status
register.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/adl_pci9118.c b/drivers/staging/comedi/drivers/adl_pci9118.c
index 5c9bb73e06f1db2f3f58f43830c861b523ecc41b..484518c99906045fee6da0afc13ac3846b8bfed0 100644 (file)
--- a/drivers/staging/comedi/drivers/adl_pci9118.c
+++ b/drivers/staging/comedi/drivers/adl_pci9118.c
@@ -110,8 +110,8 @@
 #define PCI9118_TIMER_CTRL_REG         0x0c
 #define PCI9118_AI_FIFO_REG            0x10
 #define PCI9118_AO_REG(x)              (0x10 + ((x) * 4))
+#define PCI9118_AI_STATUS_REG          0x18
 
-#define PCI9118_ADSTAT 0x18    /* R:   A/D status register */
 #define PCI9118_ADCNTRL        0x18    /* W:   A/D control register */
 #define PCI9118_DI     0x1c    /* R:   digi input register */
 #define PCI9118_DO     0x1c    /* W:   digi output register */
@@ -171,7 +171,7 @@
                                         */
 #define AdFunction_Start       0x01    /* 1=trigger start, 0=trigger stop */
 
-/* bits from A/D status register (PCI9118_ADSTAT) */
+/* bits from A/D status register (PCI9118_AI_STATUS_REG) */
 #define AdStatus_nFull 0x100   /* 0=FIFO full (fatal), 1=not full */
 #define AdStatus_nHfull        0x080   /* 0=FIFO half full, 1=FIFO not half full */
 #define AdStatus_nEpty 0x040   /* 0=FIFO empty, 1=FIFO not empty */
@@ -500,7 +500,7 @@ static int pci9118_ai_eoc(struct comedi_device *dev,
 {
        unsigned int status;
 
-       status = inl(dev->iobase + PCI9118_ADSTAT);
+       status = inl(dev->iobase + PCI9118_AI_STATUS_REG);
        if (status & AdStatus_ADrdy)
                return 0;
        return -EBUSY;
@@ -1003,7 +1003,7 @@ static irqreturn_t pci9118_interrupt(int irq, void *d)
 
        outl(intcsr | 0x00ff0000, devpriv->iobase_a + AMCC_OP_REG_INTCSR);
 
-       adstat = inl(dev->iobase + PCI9118_ADSTAT) & 0x1ff;
+       adstat = inl(dev->iobase + PCI9118_AI_STATUS_REG) & 0x1ff;
 
        if (!devpriv->ai_do)
                return IRQ_HANDLED;
@@ -1660,10 +1660,9 @@ static int pci9118_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
        outl(devpriv->AdFunctionReg, dev->iobase + PCI9118_ADFUNC);
        udelay(1);
        outl(0, dev->iobase + PCI9118_DELFIFO); /* flush FIFO */
-       inl(dev->iobase + PCI9118_ADSTAT);      /*
-                                                * flush A/D and INT
-                                                * status register
-                                                */
+
+       /* clear A/D and INT status registers */
+       inl(dev->iobase + PCI9118_AI_STATUS_REG);
        inl(dev->iobase + PCI9118_INTSRC);
 
        devpriv->ai_act_scan = 0;
@@ -1721,8 +1720,9 @@ static int pci9118_reset(struct comedi_device *dev)
        inl(dev->iobase + PCI9118_AI_FIFO_REG);
        outl(0, dev->iobase + PCI9118_DELFIFO); /* flush FIFO */
        outl(0, dev->iobase + PCI9118_INTSRC);  /* remove INT requests */
-       inl(dev->iobase + PCI9118_ADSTAT);      /* flush A/D status register */
-       inl(dev->iobase + PCI9118_INTSRC);      /* flush INT requests */
+       /* clear A/D and INT status registers */
+       inl(dev->iobase + PCI9118_AI_STATUS_REG);
+       inl(dev->iobase + PCI9118_INTSRC);
        devpriv->AdControlReg = 0;
        outl(devpriv->AdControlReg, dev->iobase + PCI9118_ADCNTRL);
                                                /*