[PATCH 20/87] staging: comedi: pcl818: all board types have digital inputs and outputs
H Hartley Sweeten
hsweeten at visionengravers.com
Mon Feb 17 21:26:54 UTC 2014
All the board types have 16 digital inputs and 16 digital outputs.
Remove the 'n_dichan' and 'n_dochan' members in the boardinfo. Refactor
pcl818_attach() to always setup these subdevices.
Signed-off-by: H Hartley Sweeten <hsweeten at visionengravers.com>
Cc: Ian Abbott <abbotti at mev.co.uk>
Cc: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
---
drivers/staging/comedi/drivers/pcl818.c | 52 ++++++++++-----------------------
1 file changed, 15 insertions(+), 37 deletions(-)
diff --git a/drivers/staging/comedi/drivers/pcl818.c b/drivers/staging/comedi/drivers/pcl818.c
index e709e3c..e206b78 100644
--- a/drivers/staging/comedi/drivers/pcl818.c
+++ b/drivers/staging/comedi/drivers/pcl818.c
@@ -263,8 +263,6 @@ struct pcl818_board {
int n_aichan_diff;
unsigned int ns_min;
int n_aochan;
- int n_dichan;
- int n_dochan;
const struct comedi_lrange *ai_range_type;
unsigned int IRQbits;
int ai_maxdata;
@@ -282,8 +280,6 @@ static const struct pcl818_board boardtypes[] = {
.n_aichan_diff = 8,
.ns_min = 25000,
.n_aochan = 1,
- .n_dichan = 16,
- .n_dochan = 16,
.ai_range_type = &range_pcl818l_l_ai,
.IRQbits = 0x00fc,
.ai_maxdata = 0xfff,
@@ -297,8 +293,6 @@ static const struct pcl818_board boardtypes[] = {
.n_aichan_diff = 8,
.ns_min = 10000,
.n_aochan = 1,
- .n_dichan = 16,
- .n_dochan = 16,
.ai_range_type = &range_pcl818h_ai,
.IRQbits = 0x00fc,
.ai_maxdata = 0xfff,
@@ -312,8 +306,6 @@ static const struct pcl818_board boardtypes[] = {
.n_aichan_diff = 8,
.ns_min = 10000,
.n_aochan = 1,
- .n_dichan = 16,
- .n_dochan = 16,
.ai_range_type = &range_pcl818h_ai,
.IRQbits = 0x00fc,
.ai_maxdata = 0xfff,
@@ -328,8 +320,6 @@ static const struct pcl818_board boardtypes[] = {
.n_aichan_diff = 8,
.ns_min = 10000,
.n_aochan = 1,
- .n_dichan = 16,
- .n_dochan = 16,
.ai_range_type = &range_pcl818hg_ai,
.IRQbits = 0x00fc,
.ai_maxdata = 0xfff,
@@ -344,8 +334,6 @@ static const struct pcl818_board boardtypes[] = {
.n_aichan_diff = 8,
.ns_min = 10000,
.n_aochan = 2,
- .n_dichan = 16,
- .n_dochan = 16,
.ai_range_type = &range_pcl818h_ai,
.IRQbits = 0x00fc,
.ai_maxdata = 0xfff,
@@ -359,8 +347,6 @@ static const struct pcl818_board boardtypes[] = {
.n_aichan_diff = 8,
.ns_min = 16000,
.n_aochan = 2,
- .n_dichan = 16,
- .n_dochan = 16,
.ai_range_type = &range_unipolar5,
.IRQbits = 0x00fc,
.ai_maxdata = 0xfff,
@@ -372,8 +358,6 @@ static const struct pcl818_board boardtypes[] = {
.n_aichan_se = 16,
.n_aichan_diff = 8,
.ns_min = 10000,
- .n_dichan = 16,
- .n_dochan = 16,
.ai_range_type = &range_pcl818h_ai,
.IRQbits = 0x00fc,
.ai_maxdata = 0xfff,
@@ -1465,29 +1449,23 @@ static int pcl818_attach(struct comedi_device *dev, struct comedi_devconfig *it)
}
}
+ /* Digital Input subdevice */
s = &dev->subdevices[2];
- if (!board->n_dichan) {
- s->type = COMEDI_SUBD_UNUSED;
- } else {
- s->type = COMEDI_SUBD_DI;
- s->subdev_flags = SDF_READABLE;
- s->n_chan = board->n_dichan;
- s->maxdata = 1;
- s->range_table = &range_digital;
- s->insn_bits = pcl818_di_insn_bits;
- }
-
+ s->type = COMEDI_SUBD_DI;
+ s->subdev_flags = SDF_READABLE;
+ s->n_chan = 16;
+ s->maxdata = 1;
+ s->range_table = &range_digital;
+ s->insn_bits = pcl818_di_insn_bits;
+
+ /* Digital Output subdevice */
s = &dev->subdevices[3];
- if (!board->n_dochan) {
- s->type = COMEDI_SUBD_UNUSED;
- } else {
- s->type = COMEDI_SUBD_DO;
- s->subdev_flags = SDF_WRITABLE;
- s->n_chan = board->n_dochan;
- s->maxdata = 1;
- s->range_table = &range_digital;
- s->insn_bits = pcl818_do_insn_bits;
- }
+ s->type = COMEDI_SUBD_DO;
+ s->subdev_flags = SDF_WRITABLE;
+ s->n_chan = 16;
+ s->maxdata = 1;
+ s->range_table = &range_digital;
+ s->insn_bits = pcl818_do_insn_bits;
/* select 1/10MHz oscilator */
if ((it->options[3] == 0) || (it->options[3] == 10))
--
1.8.5.2
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