staging: comedi: dt282x: convert private data flags to bit-fields

Convert the '2scomp' flags in the private data into bit-fields to save
a bit of space.

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/dt282x.c b/drivers/staging/comedi/drivers/dt282x.c
index 3276c073857372f86f34b48f241ceb5c197f86f3..2e1c615c8105b8f23b713f9ce7766f29ea197ce9 100644 (file)
--- a/drivers/staging/comedi/drivers/dt282x.c
+++ b/drivers/staging/comedi/drivers/dt282x.c
@@ -320,9 +320,9 @@ static const struct dt282x_board boardtypes[] = {
 };
 
 struct dt282x_private {
-       int ad_2scomp;          /* we have 2's comp jumper set  */
-       int da0_2scomp;         /* same, for DAC0               */
-       int da1_2scomp;         /* same, for DAC1               */
+       unsigned int ad_2scomp:1;
+       unsigned int da0_2scomp:1;
+       unsigned int da1_2scomp:1;
 
        const struct comedi_lrange *darangelist[2];
 
@@ -1270,7 +1270,7 @@ static int dt282x_attach(struct comedi_device *dev, struct comedi_devconfig *it)
        s->maxdata = board->ai_maxdata;
        s->range_table =
            opt_ai_range_lkup(board->ispgl, it->options[opt_ai_range]);
-       devpriv->ad_2scomp = it->options[opt_ai_twos];
+       devpriv->ad_2scomp = it->options[opt_ai_twos] ? 1 : 0;
        if (dev->irq) {
                dev->read_subdev = s;
                s->subdev_flags |= SDF_CMD_READ;
@@ -1295,8 +1295,8 @@ static int dt282x_attach(struct comedi_device *dev, struct comedi_devconfig *it)
                    opt_ao_range_lkup(it->options[opt_ao0_range]);
                devpriv->darangelist[1] =
                    opt_ao_range_lkup(it->options[opt_ao1_range]);
-               devpriv->da0_2scomp = it->options[opt_ao0_twos];
-               devpriv->da1_2scomp = it->options[opt_ao1_twos];
+               devpriv->da0_2scomp = it->options[opt_ao0_twos] ? 1 : 0;
+               devpriv->da1_2scomp = it->options[opt_ao1_twos] ? 1 : 0;
                if (dev->irq) {
                        dev->write_subdev = s;
                        s->subdev_flags |= SDF_CMD_WRITE;