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staging: comedi: rti800: remove subdevice pointer math

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Convert the comedi_subdevice access from pointer math to array
access.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten
2012-09-05 18:56:23 -07:00
committed by Greg Kroah-Hartman
parent 58f2045935
commit 13bee03ef9
1 changed files with 5 additions and 5 deletions
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10
drivers/staging/comedi/drivers/rti800.c
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@ -360,7 +360,7 @@ static int rti800_attach(struct comedi_device *dev, struct comedi_devconfig *it)
devpriv->dac1_coding = it->options[8]; devpriv->dac1_coding = it->options[8];
devpriv->muxgain_bits = -1; devpriv->muxgain_bits = -1;
s = dev->subdevices + 0; s = &dev->subdevices[0];
/* ai subdevice */ /* ai subdevice */
s->type = COMEDI_SUBD_AI; s->type = COMEDI_SUBD_AI;
s->subdev_flags = SDF_READABLE | SDF_GROUND; s->subdev_flags = SDF_READABLE | SDF_GROUND;
@ -379,7 +379,7 @@ static int rti800_attach(struct comedi_device *dev, struct comedi_devconfig *it)
break; break;
} }
s++; s = &dev->subdevices[1];
if (board->has_ao) { if (board->has_ao) {
/* ao subdevice (only on rti815) */ /* ao subdevice (only on rti815) */
s->type = COMEDI_SUBD_AO; s->type = COMEDI_SUBD_AO;
@ -409,7 +409,7 @@ static int rti800_attach(struct comedi_device *dev, struct comedi_devconfig *it)
s->type = COMEDI_SUBD_UNUSED; s->type = COMEDI_SUBD_UNUSED;
} }
s++; s = &dev->subdevices[2];
/* di */ /* di */
s->type = COMEDI_SUBD_DI; s->type = COMEDI_SUBD_DI;
s->subdev_flags = SDF_READABLE; s->subdev_flags = SDF_READABLE;
@ -418,7 +418,7 @@ static int rti800_attach(struct comedi_device *dev, struct comedi_devconfig *it)
s->maxdata = 1; s->maxdata = 1;
s->range_table = &range_digital; s->range_table = &range_digital;
s++; s = &dev->subdevices[3];
/* do */ /* do */
s->type = COMEDI_SUBD_DO; s->type = COMEDI_SUBD_DO;
s->subdev_flags = SDF_WRITABLE; s->subdev_flags = SDF_WRITABLE;
@ -429,7 +429,7 @@ static int rti800_attach(struct comedi_device *dev, struct comedi_devconfig *it)
/* don't yet know how to deal with counter/timers */ /* don't yet know how to deal with counter/timers */
#if 0 #if 0
s++; s = &dev->subdevices[4];
/* do */ /* do */
s->type = COMEDI_SUBD_TIMER; s->type = COMEDI_SUBD_TIMER;
#endif #endif