staging: comedi: amplc_pci224: remove some unnecessary parentheses

Remove some pairs of parentheses that don't really improve readability.

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

diff --git a/drivers/staging/comedi/drivers/amplc_pci224.c b/drivers/staging/comedi/drivers/amplc_pci224.c
index 0ac05fb..a7f3454 100644 (file)
--- a/drivers/staging/comedi/drivers/amplc_pci224.c
+++ b/drivers/staging/comedi/drivers/amplc_pci224.c
@@ -396,8 +396,8 @@ pci224_ao_set_data(struct comedi_device *dev, int chan, int range,
        outw(1 << chan, dev->iobase + PCI224_DACCEN);
        /* Set range and reset FIFO. */
        devpriv->daccon = COMBINE(devpriv->daccon, devpriv->hwrange[range],
-                                 (PCI224_DACCON_POLAR_MASK |
-                                  PCI224_DACCON_VREF_MASK));
+                                 PCI224_DACCON_POLAR_MASK |
+                                 PCI224_DACCON_VREF_MASK);
        outw(devpriv->daccon | PCI224_DACCON_FIFORESET,
             dev->iobase + PCI224_DACCON);
        /*
@@ -685,7 +685,7 @@ static int pci224_ao_check_chanlist(struct comedi_device *dev,
                                __func__);
                        return -EINVAL;
                }
-               chan_mask |= (1 << chan);
+               chan_mask |= 1 << chan;
 
                if (range != range0) {
                        dev_dbg(dev->class_dev,
@@ -925,13 +925,13 @@ static int pci224_ao_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
         * N.B. DAC FIFO interrupts are currently disabled.
         */
        devpriv->daccon = COMBINE(devpriv->daccon,
-                                 (devpriv->
-                                  hwrange[range] | PCI224_DACCON_TRIG_NONE |
-                                  PCI224_DACCON_FIFOINTR_NHALF),
-                                 (PCI224_DACCON_POLAR_MASK |
-                                  PCI224_DACCON_VREF_MASK |
-                                  PCI224_DACCON_TRIG_MASK |
-                                  PCI224_DACCON_FIFOINTR_MASK));
+                                 devpriv->hwrange[range] |
+                                 PCI224_DACCON_TRIG_NONE |
+                                 PCI224_DACCON_FIFOINTR_NHALF,
+                                 PCI224_DACCON_POLAR_MASK |
+                                 PCI224_DACCON_VREF_MASK |
+                                 PCI224_DACCON_TRIG_MASK |
+                                 PCI224_DACCON_FIFOINTR_MASK);
        outw(devpriv->daccon | PCI224_DACCON_FIFORESET,
             dev->iobase + PCI224_DACCON);
 
@@ -1161,9 +1161,8 @@ static int pci224_attach_common(struct comedi_device *dev,
        outw(PCI224_DACCON_GLOBALRESET, dev->iobase + PCI224_DACCON);
        outw(0, dev->iobase + PCI224_DACCEN);
        outw(0, dev->iobase + PCI224_FIFOSIZ);
-       devpriv->daccon = (PCI224_DACCON_TRIG_SW | PCI224_DACCON_POLAR_BI |
-                          PCI224_DACCON_FIFOENAB |
-                          PCI224_DACCON_FIFOINTR_EMPTY);
+       devpriv->daccon = PCI224_DACCON_TRIG_SW | PCI224_DACCON_POLAR_BI |
+                         PCI224_DACCON_FIFOENAB | PCI224_DACCON_FIFOINTR_EMPTY;
        outw(devpriv->daccon | PCI224_DACCON_FIFORESET,
             dev->iobase + PCI224_DACCON);