staging: comedi: rti800: remove adc_mux from private data

The 'adc_mux' is only used in the attach of the board. Remove it
from the private data.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten 2013-04-08 18:16:42 -07:00 committed by Greg Kroah-Hartman
parent 849d1ea4ae
commit 14aa6cda07

View file

@ -139,9 +139,6 @@ static const struct rti800_board rti800_boardtypes[] = {
};
struct rti800_private {
enum {
adc_diff, adc_pseudodiff, adc_singleended
} adc_mux;
enum {
adc_bipolar10, adc_bipolar5, adc_unipolar10
} adc_range;
@ -316,7 +313,6 @@ static int rti800_attach(struct comedi_device *dev, struct comedi_devconfig *it)
return -ENOMEM;
dev->private = devpriv;
devpriv->adc_mux = it->options[2];
devpriv->adc_range = it->options[3];
devpriv->adc_coding = it->options[4];
devpriv->dac0_range = it->options[5];
@ -333,7 +329,7 @@ static int rti800_attach(struct comedi_device *dev, struct comedi_devconfig *it)
/* ai subdevice */
s->type = COMEDI_SUBD_AI;
s->subdev_flags = SDF_READABLE | SDF_GROUND;
s->n_chan = (devpriv->adc_mux ? 16 : 8);
s->n_chan = (it->options[2] ? 16 : 8);
s->insn_read = rti800_ai_insn_read;
s->maxdata = 0xfff;
switch (devpriv->adc_range) {