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Diffstat (limited to 'drivers/staging/comedi/drivers/pcl726.c')
-rw-r--r--drivers/staging/comedi/drivers/pcl726.c592
1 files changed, 351 insertions, 241 deletions
diff --git a/drivers/staging/comedi/drivers/pcl726.c b/drivers/staging/comedi/drivers/pcl726.c
index a4d0bcc31e52..cf9568ee46e4 100644
--- a/drivers/staging/comedi/drivers/pcl726.c
+++ b/drivers/staging/comedi/drivers/pcl726.c
@@ -1,230 +1,356 @@
/*
- comedi/drivers/pcl726.c
-
- hardware driver for Advantech cards:
- card: PCL-726, PCL-727, PCL-728
- driver: pcl726, pcl727, pcl728
- and for ADLink cards:
- card: ACL-6126, ACL-6128
- driver: acl6126, acl6128
-
- COMEDI - Linux Control and Measurement Device Interface
- Copyright (C) 1998 David A. Schleef <ds@schleef.org>
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-*/
-/*
-Driver: pcl726
-Description: Advantech PCL-726 & compatibles
-Author: ds
-Status: untested
-Devices: [Advantech] PCL-726 (pcl726), PCL-727 (pcl727), PCL-728 (pcl728),
- [ADLink] ACL-6126 (acl6126), ACL-6128 (acl6128)
-
-Interrupts are not supported.
-
- Options for PCL-726:
- [0] - IO Base
- [2]...[7] - D/A output range for channel 1-6:
- 0: 0-5V, 1: 0-10V, 2: +/-5V, 3: +/-10V,
- 4: 4-20mA, 5: unknown (external reference)
-
- Options for PCL-727:
- [0] - IO Base
- [2]...[13] - D/A output range for channel 1-12:
- 0: 0-5V, 1: 0-10V, 2: +/-5V,
- 3: 4-20mA
-
- Options for PCL-728 and ACL-6128:
- [0] - IO Base
- [2], [3] - D/A output range for channel 1 and 2:
- 0: 0-5V, 1: 0-10V, 2: +/-5V, 3: +/-10V,
- 4: 4-20mA, 5: 0-20mA
-
- Options for ACL-6126:
- [0] - IO Base
- [1] - IRQ (0=disable, 3, 5, 6, 7, 9, 10, 11, 12, 15) (currently ignored)
- [2]...[7] - D/A output range for channel 1-6:
- 0: 0-5V, 1: 0-10V, 2: +/-5V, 3: +/-10V,
- 4: 4-20mA
-*/
+ * pcl726.c
+ * Comedi driver for 6/12-Channel D/A Output and DIO cards
+ *
+ * COMEDI - Linux Control and Measurement Device Interface
+ * Copyright (C) 1998 David A. Schleef <ds@schleef.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
/*
- Thanks to Circuit Specialists for having programming info (!) on
- their web page. (http://www.cir.com/)
-*/
+ * Driver: pcl726
+ * Description: Advantech PCL-726 & compatibles
+ * Author: David A. Schleef <ds@schleef.org>
+ * Status: untested
+ * Devices: (Advantech) PCL-726 [pcl726]
+ * (Advantech) PCL-727 [pcl727]
+ * (Advantech) PCL-728 [pcl728]
+ * (ADLink) ACL-6126 [acl6126]
+ * (ADLink) ACL-6128 [acl6128]
+ *
+ * Configuration Options:
+ * [0] - IO Base
+ * [1] - IRQ (ACL-6126 only)
+ * [2] - D/A output range for channel 0
+ * [3] - D/A output range for channel 1
+ *
+ * Boards with > 2 analog output channels:
+ * [4] - D/A output range for channel 2
+ * [5] - D/A output range for channel 3
+ * [6] - D/A output range for channel 4
+ * [7] - D/A output range for channel 5
+ *
+ * Boards with > 6 analog output channels:
+ * [8] - D/A output range for channel 6
+ * [9] - D/A output range for channel 7
+ * [10] - D/A output range for channel 8
+ * [11] - D/A output range for channel 9
+ * [12] - D/A output range for channel 10
+ * [13] - D/A output range for channel 11
+ *
+ * For PCL-726 the D/A output ranges are:
+ * 0: 0-5V, 1: 0-10V, 2: +/-5V, 3: +/-10V, 4: 4-20mA, 5: unknown
+ *
+ * For PCL-727:
+ * 0: 0-5V, 1: 0-10V, 2: +/-5V, 3: 4-20mA
+ *
+ * For PCL-728 and ACL-6128:
+ * 0: 0-5V, 1: 0-10V, 2: +/-5V, 3: +/-10V, 4: 4-20mA, 5: 0-20mA
+ *
+ * For ACL-6126:
+ * 0: 0-5V, 1: 0-10V, 2: +/-5V, 3: +/-10V, 4: 4-20mA
+ */
#include <linux/module.h>
-#include "../comedidev.h"
-
-#undef ACL6126_IRQ /* no interrupt support (yet) */
+#include <linux/interrupt.h>
-#define PCL726_SIZE 16
-#define PCL727_SIZE 32
-#define PCL728_SIZE 8
+#include "../comedidev.h"
-#define PCL726_DAC0_HI 0
-#define PCL726_DAC0_LO 1
+#include "comedi_fc.h"
-#define PCL726_DO_HI 12
-#define PCL726_DO_LO 13
-#define PCL726_DI_HI 14
-#define PCL726_DI_LO 15
+#define PCL726_AO_MSB_REG(x) (0x00 + ((x) * 2))
+#define PCL726_AO_LSB_REG(x) (0x01 + ((x) * 2))
+#define PCL726_DO_MSB_REG 0x0c
+#define PCL726_DO_LSB_REG 0x0d
+#define PCL726_DI_MSB_REG 0x0e
+#define PCL726_DI_LSB_REG 0x0f
-#define PCL727_DO_HI 24
-#define PCL727_DO_LO 25
-#define PCL727_DI_HI 0
-#define PCL727_DI_LO 1
+#define PCL727_DI_MSB_REG 0x00
+#define PCL727_DI_LSB_REG 0x01
+#define PCL727_DO_MSB_REG 0x18
+#define PCL727_DO_LSB_REG 0x19
static const struct comedi_lrange *const rangelist_726[] = {
- &range_unipolar5, &range_unipolar10,
- &range_bipolar5, &range_bipolar10,
- &range_4_20mA, &range_unknown
+ &range_unipolar5,
+ &range_unipolar10,
+ &range_bipolar5,
+ &range_bipolar10,
+ &range_4_20mA,
+ &range_unknown
};
static const struct comedi_lrange *const rangelist_727[] = {
- &range_unipolar5, &range_unipolar10,
+ &range_unipolar5,
+ &range_unipolar10,
&range_bipolar5,
&range_4_20mA
};
static const struct comedi_lrange *const rangelist_728[] = {
- &range_unipolar5, &range_unipolar10,
- &range_bipolar5, &range_bipolar10,
- &range_4_20mA, &range_0_20mA
+ &range_unipolar5,
+ &range_unipolar10,
+ &range_bipolar5,
+ &range_bipolar10,
+ &range_4_20mA,
+ &range_0_20mA
};
struct pcl726_board {
-
- const char *name; /* driver name */
- int n_aochan; /* num of D/A chans */
- int num_of_ranges; /* num of ranges */
- unsigned int IRQbits; /* allowed interrupts */
- unsigned int io_range; /* len of IO space */
- char have_dio; /* 1=card have DI/DO ports */
- int di_hi; /* ports for DI/DO operations */
- int di_lo;
- int do_hi;
- int do_lo;
- const struct comedi_lrange *const *range_type_list;
- /* list of supported ranges */
+ const char *name;
+ unsigned long io_len;
+ unsigned int irq_mask;
+ const struct comedi_lrange *const *ao_ranges;
+ int ao_num_ranges;
+ int ao_nchan;
+ unsigned int have_dio:1;
+ unsigned int is_pcl727:1;
};
-static const struct pcl726_board boardtypes[] = {
- {"pcl726", 6, 6, 0x0000, PCL726_SIZE, 1,
- PCL726_DI_HI, PCL726_DI_LO, PCL726_DO_HI, PCL726_DO_LO,
- &rangelist_726[0],},
- {"pcl727", 12, 4, 0x0000, PCL727_SIZE, 1,
- PCL727_DI_HI, PCL727_DI_LO, PCL727_DO_HI, PCL727_DO_LO,
- &rangelist_727[0],},
- {"pcl728", 2, 6, 0x0000, PCL728_SIZE, 0,
- 0, 0, 0, 0,
- &rangelist_728[0],},
- {"acl6126", 6, 5, 0x96e8, PCL726_SIZE, 1,
- PCL726_DI_HI, PCL726_DI_LO, PCL726_DO_HI, PCL726_DO_LO,
- &rangelist_726[0],},
- {"acl6128", 2, 6, 0x0000, PCL728_SIZE, 0,
- 0, 0, 0, 0,
- &rangelist_728[0],},
+static const struct pcl726_board pcl726_boards[] = {
+ {
+ .name = "pcl726",
+ .io_len = 0x10,
+ .ao_ranges = &rangelist_726[0],
+ .ao_num_ranges = ARRAY_SIZE(rangelist_726),
+ .ao_nchan = 6,
+ .have_dio = 1,
+ }, {
+ .name = "pcl727",
+ .io_len = 0x20,
+ .ao_ranges = &rangelist_727[0],
+ .ao_num_ranges = ARRAY_SIZE(rangelist_727),
+ .ao_nchan = 12,
+ .have_dio = 1,
+ .is_pcl727 = 1,
+ }, {
+ .name = "pcl728",
+ .io_len = 0x08,
+ .ao_num_ranges = ARRAY_SIZE(rangelist_728),
+ .ao_ranges = &rangelist_728[0],
+ .ao_nchan = 2,
+ }, {
+ .name = "acl6126",
+ .io_len = 0x10,
+ .irq_mask = 0x96e8,
+ .ao_num_ranges = ARRAY_SIZE(rangelist_726),
+ .ao_ranges = &rangelist_726[0],
+ .ao_nchan = 6,
+ .have_dio = 1,
+ }, {
+ .name = "acl6128",
+ .io_len = 0x08,
+ .ao_num_ranges = ARRAY_SIZE(rangelist_728),
+ .ao_ranges = &rangelist_728[0],
+ .ao_nchan = 2,
+ },
};
struct pcl726_private {
-
- int bipolar[12];
const struct comedi_lrange *rangelist[12];
unsigned int ao_readback[12];
+ unsigned int cmd_running:1;
};
-static int pcl726_ao_insn(struct comedi_device *dev, struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
+static int pcl726_intr_insn_bits(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn,
+ unsigned int *data)
+{
+ data[1] = 0;
+ return insn->n;
+}
+
+static int pcl726_intr_cmdtest(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_cmd *cmd)
+{
+ int err = 0;
+
+ /* Step 1 : check if triggers are trivially valid */
+
+ err |= cfc_check_trigger_src(&cmd->start_src, TRIG_NOW);
+ err |= cfc_check_trigger_src(&cmd->scan_begin_src, TRIG_EXT);
+ err |= cfc_check_trigger_src(&cmd->convert_src, TRIG_FOLLOW);
+ err |= cfc_check_trigger_src(&cmd->scan_end_src, TRIG_COUNT);
+ err |= cfc_check_trigger_src(&cmd->stop_src, TRIG_NONE);
+
+ if (err)
+ return 1;
+
+ /* Step 2a : make sure trigger sources are unique */
+ /* Step 2b : and mutually compatible */
+
+ if (err)
+ return 2;
+
+ /* Step 3: check if arguments are trivially valid */
+
+ err |= cfc_check_trigger_arg_is(&cmd->start_arg, 0);
+ err |= cfc_check_trigger_arg_is(&cmd->scan_begin_arg, 0);
+ err |= cfc_check_trigger_arg_is(&cmd->convert_arg, 0);
+ err |= cfc_check_trigger_arg_is(&cmd->scan_end_arg, 1);
+ err |= cfc_check_trigger_arg_is(&cmd->stop_arg, 0);
+
+ if (err)
+ return 3;
+
+ /* step 4: ignored */
+
+ if (err)
+ return 4;
+
+ return 0;
+}
+
+static int pcl726_intr_cmd(struct comedi_device *dev,
+ struct comedi_subdevice *s)
+{
+ struct pcl726_private *devpriv = dev->private;
+
+ devpriv->cmd_running = 1;
+
+ return 0;
+}
+
+static int pcl726_intr_cancel(struct comedi_device *dev,
+ struct comedi_subdevice *s)
{
struct pcl726_private *devpriv = dev->private;
- int hi, lo;
- int n;
- int chan = CR_CHAN(insn->chanspec);
-
- for (n = 0; n < insn->n; n++) {
- lo = data[n] & 0xff;
- hi = (data[n] >> 8) & 0xf;
- if (devpriv->bipolar[chan])
- hi ^= 0x8;
- /*
- * the programming info did not say which order
- * to write bytes. switch the order of the next
- * two lines if you get glitches.
- */
- outb(hi, dev->iobase + PCL726_DAC0_HI + 2 * chan);
- outb(lo, dev->iobase + PCL726_DAC0_LO + 2 * chan);
- devpriv->ao_readback[chan] = data[n];
+
+ devpriv->cmd_running = 0;
+
+ return 0;
+}
+
+static irqreturn_t pcl726_interrupt(int irq, void *d)
+{
+ struct comedi_device *dev = d;
+ struct comedi_subdevice *s = dev->read_subdev;
+ struct pcl726_private *devpriv = dev->private;
+
+ if (devpriv->cmd_running) {
+ pcl726_intr_cancel(dev, s);
+
+ comedi_buf_put(s->async, 0);
+ s->async->events |= (COMEDI_CB_BLOCK | COMEDI_CB_EOS);
+ comedi_event(dev, s);
}
- return n;
+ return IRQ_HANDLED;
+}
+
+static int pcl726_ao_insn_write(struct comedi_device *dev,
+ struct comedi_subdevice *s,
+ struct comedi_insn *insn,
+ unsigned int *data)
+{
+ struct pcl726_private *devpriv = dev->private;
+ unsigned int chan = CR_CHAN(insn->chanspec);
+ unsigned int range = CR_RANGE(insn->chanspec);
+ unsigned int val;
+ int i;
+
+ for (i = 0; i < insn->n; i++) {
+ val = data[i];
+ devpriv->ao_readback[chan] = val;
+
+ /* bipolar data to the DAC is two's complement */
+ if (comedi_chan_range_is_bipolar(s, chan, range))
+ val = comedi_offset_munge(s, val);
+
+ /* order is important, MSB then LSB */
+ outb((val >> 8) & 0xff, dev->iobase + PCL726_AO_MSB_REG(chan));
+ outb(val & 0xff, dev->iobase + PCL726_AO_LSB_REG(chan));
+ }
+
+ return insn->n;
}
static int pcl726_ao_insn_read(struct comedi_device *dev,
struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
+ struct comedi_insn *insn,
+ unsigned int *data)
{
struct pcl726_private *devpriv = dev->private;
- int chan = CR_CHAN(insn->chanspec);
- int n;
+ unsigned int chan = CR_CHAN(insn->chanspec);
+ int i;
+
+ for (i = 0; i < insn->n; i++)
+ data[i] = devpriv->ao_readback[chan];
- for (n = 0; n < insn->n; n++)
- data[n] = devpriv->ao_readback[chan];
- return n;
+ return insn->n;
}
static int pcl726_di_insn_bits(struct comedi_device *dev,
struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
+ struct comedi_insn *insn,
+ unsigned int *data)
{
const struct pcl726_board *board = comedi_board(dev);
+ unsigned int val;
- data[1] = inb(dev->iobase + board->di_lo) |
- (inb(dev->iobase + board->di_hi) << 8);
+ if (board->is_pcl727) {
+ val = inb(dev->iobase + PCL727_DI_LSB_REG);
+ val |= (inb(dev->iobase + PCL727_DI_MSB_REG) << 8);
+ } else {
+ val = inb(dev->iobase + PCL726_DI_LSB_REG);
+ val |= (inb(dev->iobase + PCL726_DI_MSB_REG) << 8);
+ }
+
+ data[1] = val;
return insn->n;
}
static int pcl726_do_insn_bits(struct comedi_device *dev,
struct comedi_subdevice *s,
- struct comedi_insn *insn, unsigned int *data)
+ struct comedi_insn *insn,
+ unsigned int *data)
{
const struct pcl726_board *board = comedi_board(dev);
-
- if (data[0]) {
- s->state &= ~data[0];
- s->state |= data[0] & data[1];
+ unsigned long io = dev->iobase;
+ unsigned int mask;
+
+ mask = comedi_dio_update_state(s, data);
+ if (mask) {
+ if (board->is_pcl727) {
+ if (mask & 0x00ff)
+ outb(s->state & 0xff, io + PCL727_DO_LSB_REG);
+ if (mask & 0xff00)
+ outb((s->state >> 8), io + PCL727_DO_MSB_REG);
+ } else {
+ if (mask & 0x00ff)
+ outb(s->state & 0xff, io + PCL726_DO_LSB_REG);
+ if (mask & 0xff00)
+ outb((s->state >> 8), io + PCL726_DO_MSB_REG);
+ }
}
- if (data[1] & 0x00ff)
- outb(s->state & 0xff, dev->iobase + board->do_lo);
- if (data[1] & 0xff00)
- outb((s->state >> 8), dev->iobase + board->do_hi);
data[1] = s->state;
return insn->n;
}
-static int pcl726_attach(struct comedi_device *dev, struct comedi_devconfig *it)
+static int pcl726_attach(struct comedi_device *dev,
+ struct comedi_devconfig *it)
{
const struct pcl726_board *board = comedi_board(dev);
struct pcl726_private *devpriv;
struct comedi_subdevice *s;
- int ret, i;
-#ifdef ACL6126_IRQ
- unsigned int irq;
-#endif
+ int subdev;
+ int ret;
+ int i;
- ret = comedi_request_region(dev, it->options[0], board->io_range);
+ ret = comedi_request_region(dev, it->options[0], board->io_len);
if (ret)
return ret;
@@ -232,97 +358,81 @@ static int pcl726_attach(struct comedi_device *dev, struct comedi_devconfig *it)
if (!devpriv)
return -ENOMEM;
- for (i = 0; i < 12; i++) {
- devpriv->bipolar[i] = 0;
- devpriv->rangelist[i] = &range_unknown;
- }
-
-#ifdef ACL6126_IRQ
- irq = 0;
- if (boardtypes[board].IRQbits != 0) { /* board support IRQ */
- irq = it->options[1];
- devpriv->first_chan = 2;
- if (irq) { /* we want to use IRQ */
- if (((1 << irq) & boardtypes[board].IRQbits) == 0) {
- printk(KERN_WARNING
- ", IRQ %d is out of allowed range,"
- " DISABLING IT", irq);
- irq = 0; /* Bad IRQ */
- } else {
- if (request_irq(irq, interrupt_pcl818, 0,
- dev->board_name, dev)) {
- printk(KERN_WARNING
- ", unable to allocate IRQ %d,"
- " DISABLING IT", irq);
- irq = 0; /* Can't use IRQ */
- } else {
- printk(", irq=%d", irq);
- }
- }
+ /*
+ * Hook up the external trigger source interrupt only if the
+ * user config option is valid and the board supports interrupts.
+ */
+ if (it->options[1] && (board->irq_mask & (1 << it->options[1]))) {
+ ret = request_irq(it->options[1], pcl726_interrupt, 0,
+ dev->board_name, dev);
+ if (ret == 0) {
+ /* External trigger source is from Pin-17 of CN3 */
+ dev->irq = it->options[1];
}
}
- dev->irq = irq;
-#endif
+ /* setup the per-channel analog output range_table_list */
+ for (i = 0; i < 12; i++) {
+ unsigned int opt = it->options[2 + i];
- printk("\n");
+ if (opt < board->ao_num_ranges && i < board->ao_nchan)
+ devpriv->rangelist[i] = board->ao_ranges[opt];
+ else
+ devpriv->rangelist[i] = &range_unknown;
+ }
- ret = comedi_alloc_subdevices(dev, 3);
+ subdev = board->have_dio ? 3 : 1;
+ if (dev->irq)
+ subdev++;
+ ret = comedi_alloc_subdevices(dev, subdev);
if (ret)
return ret;
- s = &dev->subdevices[0];
- /* ao */
- s->type = COMEDI_SUBD_AO;
- s->subdev_flags = SDF_WRITABLE | SDF_GROUND;
- s->n_chan = board->n_aochan;
- s->maxdata = 0xfff;
- s->len_chanlist = 1;
- s->insn_write = pcl726_ao_insn;
- s->insn_read = pcl726_ao_insn_read;
- s->range_table_list = devpriv->rangelist;
- for (i = 0; i < board->n_aochan; i++) {
- int j;
-
- j = it->options[2 + 1];
- if ((j < 0) || (j >= board->num_of_ranges)) {
- printk
- ("Invalid range for channel %d! Must be 0<=%d<%d\n",
- i, j, board->num_of_ranges - 1);
- j = 0;
- }
- devpriv->rangelist[i] = board->range_type_list[j];
- if (devpriv->rangelist[i]->range[0].min ==
- -devpriv->rangelist[i]->range[0].max)
- devpriv->bipolar[i] = 1; /* bipolar range */
- }
+ subdev = 0;
- s = &dev->subdevices[1];
- /* di */
- if (!board->have_dio) {
- s->type = COMEDI_SUBD_UNUSED;
- } else {
- s->type = COMEDI_SUBD_DI;
- s->subdev_flags = SDF_READABLE | SDF_GROUND;
- s->n_chan = 16;
- s->maxdata = 1;
- s->len_chanlist = 1;
- s->insn_bits = pcl726_di_insn_bits;
- s->range_table = &range_digital;
+ /* Analog Output subdevice */
+ s = &dev->subdevices[subdev++];
+ s->type = COMEDI_SUBD_AO;
+ s->subdev_flags = SDF_WRITABLE | SDF_GROUND;
+ s->n_chan = board->ao_nchan;
+ s->maxdata = 0x0fff;
+ s->range_table_list = devpriv->rangelist;
+ s->insn_write = pcl726_ao_insn_write;
+ s->insn_read = pcl726_ao_insn_read;
+
+ if (board->have_dio) {
+ /* Digital Input subdevice */
+ s = &dev->subdevices[subdev++];
+ s->type = COMEDI_SUBD_DI;
+ s->subdev_flags = SDF_READABLE;
+ s->n_chan = 16;
+ s->maxdata = 1;
+ s->insn_bits = pcl726_di_insn_bits;
+ s->range_table = &range_digital;
+
+ /* Digital Output subdevice */
+ s = &dev->subdevices[subdev++];
+ s->type = COMEDI_SUBD_DO;
+ s->subdev_flags = SDF_WRITABLE;
+ s->n_chan = 16;
+ s->maxdata = 1;
+ s->insn_bits = pcl726_do_insn_bits;
+ s->range_table = &range_digital;
}
- s = &dev->subdevices[2];
- /* do */
- if (!board->have_dio) {
- s->type = COMEDI_SUBD_UNUSED;
- } else {
- s->type = COMEDI_SUBD_DO;
- s->subdev_flags = SDF_WRITABLE | SDF_GROUND;
- s->n_chan = 16;
- s->maxdata = 1;
- s->len_chanlist = 1;
- s->insn_bits = pcl726_do_insn_bits;
- s->range_table = &range_digital;
+ if (dev->irq) {
+ /* Digial Input subdevice - Interrupt support */
+ s = &dev->subdevices[subdev++];
+ dev->read_subdev = s;
+ s->type = COMEDI_SUBD_DI;
+ s->subdev_flags = SDF_READABLE | SDF_CMD_READ;
+ s->n_chan = 1;
+ s->maxdata = 1;
+ s->range_table = &range_digital;
+ s->insn_bits = pcl726_intr_insn_bits;
+ s->do_cmdtest = pcl726_intr_cmdtest;
+ s->do_cmd = pcl726_intr_cmd;
+ s->cancel = pcl726_intr_cancel;
}
return 0;
@@ -333,12 +443,12 @@ static struct comedi_driver pcl726_driver = {
.module = THIS_MODULE,
.attach = pcl726_attach,
.detach = comedi_legacy_detach,
- .board_name = &boardtypes[0].name,
- .num_names = ARRAY_SIZE(boardtypes),
+ .board_name = &pcl726_boards[0].name,
+ .num_names = ARRAY_SIZE(pcl726_boards),
.offset = sizeof(struct pcl726_board),
};
module_comedi_driver(pcl726_driver);
MODULE_AUTHOR("Comedi http://www.comedi.org");
-MODULE_DESCRIPTION("Comedi low-level driver");
+MODULE_DESCRIPTION("Comedi driver for Advantech PCL-726 & compatibles");
MODULE_LICENSE("GPL");
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.