Convert the comedi_subdevice access from pointer math to array
access.
Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/staging/comedi/drivers/cb_pcidas64.c | 22 +++++++++++-----------
1 file changed, 11 insertions(+), 11 deletions(-)
diff --git a/drivers/staging/comedi/drivers/cb_pcidas64.c b/drivers/staging/comedi/drivers/cb_pcidas64.c
index 65cbaab..7168883 100644
--- a/drivers/staging/comedi/drivers/cb_pcidas64.c
+++ b/drivers/staging/comedi/drivers/cb_pcidas64.c
@@ -1348,7 +1348,7 @@ static int setup_subdevices(struct comedi_device *dev)
if (ret)
return ret;
- s = dev->subdevices + 0;
+ s = &dev->subdevices[0];
/* analog input subdevice */
dev->read_subdev = s;
s->type = COMEDI_SUBD_AI;
@@ -1379,7 +1379,7 @@ static int setup_subdevices(struct comedi_device *dev)
}
/* analog output subdevice */
- s = dev->subdevices + 1;
+ s = &dev->subdevices[1];
if (board(dev)->ao_nchan) {
s->type = COMEDI_SUBD_AO;
s->subdev_flags =
@@ -1401,7 +1401,7 @@ static int setup_subdevices(struct comedi_device *dev)
}
/* digital input */
- s = dev->subdevices + 2;
+ s = &dev->subdevices[2];
if (board(dev)->layout == LAYOUT_64XX) {
s->type = COMEDI_SUBD_DI;
s->subdev_flags = SDF_READABLE;
@@ -1414,7 +1414,7 @@ static int setup_subdevices(struct comedi_device *dev)
/* digital output */
if (board(dev)->layout == LAYOUT_64XX) {
- s = dev->subdevices + 3;
+ s = &dev->subdevices[3];
s->type = COMEDI_SUBD_DO;
s->subdev_flags = SDF_WRITABLE | SDF_READABLE;
s->n_chan = 4;
@@ -1425,7 +1425,7 @@ static int setup_subdevices(struct comedi_device *dev)
s->type = COMEDI_SUBD_UNUSED;
/* 8255 */
- s = dev->subdevices + 4;
+ s = &dev->subdevices[4];
if (board(dev)->has_8255) {
if (board(dev)->layout == LAYOUT_4020) {
dio_8255_iobase =
@@ -1442,7 +1442,7 @@ static int setup_subdevices(struct comedi_device *dev)
s->type = COMEDI_SUBD_UNUSED;
/* 8 channel dio for 60xx */
- s = dev->subdevices + 5;
+ s = &dev->subdevices[5];
if (board(dev)->layout == LAYOUT_60XX) {
s->type = COMEDI_SUBD_DIO;
s->subdev_flags = SDF_WRITABLE | SDF_READABLE;
@@ -1455,7 +1455,7 @@ static int setup_subdevices(struct comedi_device *dev)
s->type = COMEDI_SUBD_UNUSED;
/* caldac */
- s = dev->subdevices + 6;
+ s = &dev->subdevices[6];
s->type = COMEDI_SUBD_CALIB;
s->subdev_flags = SDF_READABLE | SDF_WRITABLE | SDF_INTERNAL;
s->n_chan = 8;
@@ -1469,7 +1469,7 @@ static int setup_subdevices(struct comedi_device *dev)
caldac_write(dev, i, s->maxdata / 2);
/* 2 channel ad8402 potentiometer */
- s = dev->subdevices + 7;
+ s = &dev->subdevices[7];
if (board(dev)->layout == LAYOUT_64XX) {
s->type = COMEDI_SUBD_CALIB;
s->subdev_flags = SDF_READABLE | SDF_WRITABLE | SDF_INTERNAL;
@@ -1483,7 +1483,7 @@ static int setup_subdevices(struct comedi_device *dev)
s->type = COMEDI_SUBD_UNUSED;
/* serial EEPROM, if present */
- s = dev->subdevices + 8;
+ s = &dev->subdevices[8];
if (readl(priv(dev)->plx9080_iobase + PLX_CONTROL_REG) & CTL_EECHK) {
s->type = COMEDI_SUBD_MEMORY;
s->subdev_flags = SDF_READABLE | SDF_INTERNAL;
@@ -1494,7 +1494,7 @@ static int setup_subdevices(struct comedi_device *dev)
s->type = COMEDI_SUBD_UNUSED;
/* user counter subd XXX */
- s = dev->subdevices + 9;
+ s = &dev->subdevices[9];
s->type = COMEDI_SUBD_UNUSED;
return 0;
@@ -1847,7 +1847,7 @@ static void detach(struct comedi_device *dev)
}
}
if (dev->subdevices)
- subdev_8255_cleanup(dev, dev->subdevices + 4);
+ subdev_8255_cleanup(dev, &dev->subdevices[4]);
if (pcidev) {
if (dev->iobase)
comedi_pci_disable(pcidev);
--
1.7.11
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