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staging: comedi: cb_pcidas: remove forward declarations 1
Move the attach/detach functions to remove the need for some of the forward declarations. 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
committed by
Greg Kroah-Hartman
Greg Kroah-Hartman
parent
2da049bd5f
commit
e74f209ca9
@@ -447,37 +447,9 @@ struct cb_pcidas_private {
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*/
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#define devpriv ((struct cb_pcidas_private *)dev->private)
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static int cb_pcidas_ai_rinsn(struct comedi_device *dev,
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struct comedi_subdevice *s,
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struct comedi_insn *insn, unsigned int *data);
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static int ai_config_insn(struct comedi_device *dev, struct comedi_subdevice *s,
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struct comedi_insn *insn, unsigned int *data);
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static int cb_pcidas_ao_nofifo_winsn(struct comedi_device *dev,
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struct comedi_subdevice *s,
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struct comedi_insn *insn,
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unsigned int *data);
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static int cb_pcidas_ao_fifo_winsn(struct comedi_device *dev,
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struct comedi_subdevice *s,
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struct comedi_insn *insn,
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unsigned int *data);
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static int cb_pcidas_ao_readback_insn(struct comedi_device *dev,
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struct comedi_subdevice *s,
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struct comedi_insn *insn,
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unsigned int *data);
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static int cb_pcidas_ai_cmd(struct comedi_device *dev,
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struct comedi_subdevice *s);
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static int cb_pcidas_ai_cmdtest(struct comedi_device *dev,
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struct comedi_subdevice *s,
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struct comedi_cmd *cmd);
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static int cb_pcidas_ao_cmd(struct comedi_device *dev,
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struct comedi_subdevice *s);
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static int cb_pcidas_ao_inttrig(struct comedi_device *dev,
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struct comedi_subdevice *subdev,
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unsigned int trig_num);
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static int cb_pcidas_ao_cmdtest(struct comedi_device *dev,
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struct comedi_subdevice *s,
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struct comedi_cmd *cmd);
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static irqreturn_t cb_pcidas_interrupt(int irq, void *d);
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static void handle_ao_interrupt(struct comedi_device *dev, unsigned int status);
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static int cb_pcidas_cancel(struct comedi_device *dev,
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struct comedi_subdevice *s);
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@@ -485,30 +457,6 @@ static int cb_pcidas_ao_cancel(struct comedi_device *dev,
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struct comedi_subdevice *s);
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static void cb_pcidas_load_counters(struct comedi_device *dev, unsigned int *ns,
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int round_flags);
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static int eeprom_read_insn(struct comedi_device *dev,
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struct comedi_subdevice *s,
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struct comedi_insn *insn, unsigned int *data);
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static int caldac_read_insn(struct comedi_device *dev,
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struct comedi_subdevice *s,
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struct comedi_insn *insn, unsigned int *data);
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static int caldac_write_insn(struct comedi_device *dev,
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struct comedi_subdevice *s,
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struct comedi_insn *insn, unsigned int *data);
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static int trimpot_read_insn(struct comedi_device *dev,
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struct comedi_subdevice *s,
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struct comedi_insn *insn, unsigned int *data);
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static int cb_pcidas_trimpot_write(struct comedi_device *dev,
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unsigned int channel, unsigned int value);
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static int trimpot_write_insn(struct comedi_device *dev,
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struct comedi_subdevice *s,
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struct comedi_insn *insn, unsigned int *data);
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static int dac08_read_insn(struct comedi_device *dev,
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struct comedi_subdevice *s, struct comedi_insn *insn,
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unsigned int *data);
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static int dac08_write(struct comedi_device *dev, unsigned int value);
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static int dac08_write_insn(struct comedi_device *dev,
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struct comedi_subdevice *s,
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struct comedi_insn *insn, unsigned int *data);
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static int caldac_8800_write(struct comedi_device *dev, unsigned int address,
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uint8_t value);
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static int trimpot_7376_write(struct comedi_device *dev, uint8_t value);
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@@ -522,229 +470,6 @@ static inline unsigned int cal_enable_bits(struct comedi_device *dev)
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return CAL_EN_BIT | CAL_SRC_BITS(devpriv->calibration_source);
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}
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/*
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* Attach is called by the Comedi core to configure the driver
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* for a particular board.
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*/
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static int cb_pcidas_attach(struct comedi_device *dev,
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struct comedi_devconfig *it)
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{
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struct comedi_subdevice *s;
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struct pci_dev *pcidev = NULL;
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int index;
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int i;
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int ret;
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/*
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* Allocate the private structure area.
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*/
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if (alloc_private(dev, sizeof(struct cb_pcidas_private)) < 0)
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return -ENOMEM;
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/*
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* Probe the device to determine what device in the series it is.
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*/
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for_each_pci_dev(pcidev) {
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/* is it not a computer boards card? */
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if (pcidev->vendor != PCI_VENDOR_ID_CB)
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continue;
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/* loop through cards supported by this driver */
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for (index = 0; index < ARRAY_SIZE(cb_pcidas_boards); index++) {
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if (cb_pcidas_boards[index].device_id != pcidev->device)
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continue;
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/* was a particular bus/slot requested? */
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if (it->options[0] || it->options[1]) {
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/* are we on the wrong bus/slot? */
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if (pcidev->bus->number != it->options[0] ||
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PCI_SLOT(pcidev->devfn) != it->options[1]) {
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continue;
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}
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}
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devpriv->pci_dev = pcidev;
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dev->board_ptr = cb_pcidas_boards + index;
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goto found;
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}
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}
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dev_err(dev->class_dev,
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"No supported ComputerBoards/MeasurementComputing card found on requested position\n");
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return -EIO;
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found:
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dev_dbg(dev->class_dev, "Found %s on bus %i, slot %i\n",
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cb_pcidas_boards[index].name, pcidev->bus->number,
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PCI_SLOT(pcidev->devfn));
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/*
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* Enable PCI device and reserve I/O ports.
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*/
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if (comedi_pci_enable(pcidev, "cb_pcidas")) {
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dev_err(dev->class_dev,
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"Failed to enable PCI device and request regions\n");
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return -EIO;
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}
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/*
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* Initialize devpriv->control_status and devpriv->adc_fifo to point to
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* their base address.
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*/
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devpriv->s5933_config =
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pci_resource_start(devpriv->pci_dev, S5933_BADRINDEX);
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devpriv->control_status =
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pci_resource_start(devpriv->pci_dev, CONT_STAT_BADRINDEX);
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devpriv->adc_fifo =
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pci_resource_start(devpriv->pci_dev, ADC_FIFO_BADRINDEX);
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devpriv->pacer_counter_dio =
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pci_resource_start(devpriv->pci_dev, PACER_BADRINDEX);
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if (thisboard->ao_nchan) {
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devpriv->ao_registers =
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pci_resource_start(devpriv->pci_dev, AO_BADRINDEX);
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}
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/* disable and clear interrupts on amcc s5933 */
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outl(INTCSR_INBOX_INTR_STATUS,
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devpriv->s5933_config + AMCC_OP_REG_INTCSR);
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/* get irq */
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if (request_irq(devpriv->pci_dev->irq, cb_pcidas_interrupt,
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IRQF_SHARED, "cb_pcidas", dev)) {
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dev_dbg(dev->class_dev, "unable to allocate irq %d\n",
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devpriv->pci_dev->irq);
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return -EINVAL;
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}
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dev->irq = devpriv->pci_dev->irq;
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/* Initialize dev->board_name */
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dev->board_name = thisboard->name;
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ret = comedi_alloc_subdevices(dev, 7);
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if (ret)
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return ret;
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s = dev->subdevices + 0;
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/* analog input subdevice */
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dev->read_subdev = s;
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s->type = COMEDI_SUBD_AI;
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s->subdev_flags = SDF_READABLE | SDF_GROUND | SDF_DIFF | SDF_CMD_READ;
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/* WARNING: Number of inputs in differential mode is ignored */
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s->n_chan = thisboard->ai_se_chans;
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s->len_chanlist = thisboard->ai_se_chans;
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s->maxdata = (1 << thisboard->ai_bits) - 1;
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s->range_table = thisboard->ranges;
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s->insn_read = cb_pcidas_ai_rinsn;
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s->insn_config = ai_config_insn;
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s->do_cmd = cb_pcidas_ai_cmd;
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s->do_cmdtest = cb_pcidas_ai_cmdtest;
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s->cancel = cb_pcidas_cancel;
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/* analog output subdevice */
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s = dev->subdevices + 1;
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if (thisboard->ao_nchan) {
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s->type = COMEDI_SUBD_AO;
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s->subdev_flags = SDF_READABLE | SDF_WRITABLE | SDF_GROUND;
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s->n_chan = thisboard->ao_nchan;
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/* analog out resolution is the same as analog input resolution, so use ai_bits */
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s->maxdata = (1 << thisboard->ai_bits) - 1;
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s->range_table = &cb_pcidas_ao_ranges;
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s->insn_read = cb_pcidas_ao_readback_insn;
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if (thisboard->has_ao_fifo) {
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dev->write_subdev = s;
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s->subdev_flags |= SDF_CMD_WRITE;
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s->insn_write = cb_pcidas_ao_fifo_winsn;
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s->do_cmdtest = cb_pcidas_ao_cmdtest;
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s->do_cmd = cb_pcidas_ao_cmd;
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s->cancel = cb_pcidas_ao_cancel;
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} else {
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s->insn_write = cb_pcidas_ao_nofifo_winsn;
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}
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} else {
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s->type = COMEDI_SUBD_UNUSED;
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}
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/* 8255 */
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s = dev->subdevices + 2;
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subdev_8255_init(dev, s, NULL, devpriv->pacer_counter_dio + DIO_8255);
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/* serial EEPROM, */
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s = dev->subdevices + 3;
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s->type = COMEDI_SUBD_MEMORY;
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s->subdev_flags = SDF_READABLE | SDF_INTERNAL;
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s->n_chan = 256;
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s->maxdata = 0xff;
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s->insn_read = eeprom_read_insn;
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/* 8800 caldac */
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s = dev->subdevices + 4;
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s->type = COMEDI_SUBD_CALIB;
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s->subdev_flags = SDF_READABLE | SDF_WRITABLE | SDF_INTERNAL;
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s->n_chan = NUM_CHANNELS_8800;
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s->maxdata = 0xff;
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s->insn_read = caldac_read_insn;
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s->insn_write = caldac_write_insn;
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for (i = 0; i < s->n_chan; i++)
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caldac_8800_write(dev, i, s->maxdata / 2);
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/* trim potentiometer */
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s = dev->subdevices + 5;
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s->type = COMEDI_SUBD_CALIB;
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s->subdev_flags = SDF_READABLE | SDF_WRITABLE | SDF_INTERNAL;
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if (thisboard->trimpot == AD7376) {
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s->n_chan = NUM_CHANNELS_7376;
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s->maxdata = 0x7f;
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} else {
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s->n_chan = NUM_CHANNELS_8402;
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s->maxdata = 0xff;
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}
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s->insn_read = trimpot_read_insn;
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s->insn_write = trimpot_write_insn;
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for (i = 0; i < s->n_chan; i++)
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cb_pcidas_trimpot_write(dev, i, s->maxdata / 2);
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/* dac08 caldac */
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s = dev->subdevices + 6;
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if (thisboard->has_dac08) {
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s->type = COMEDI_SUBD_CALIB;
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s->subdev_flags = SDF_READABLE | SDF_WRITABLE | SDF_INTERNAL;
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s->n_chan = NUM_CHANNELS_DAC08;
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s->insn_read = dac08_read_insn;
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s->insn_write = dac08_write_insn;
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s->maxdata = 0xff;
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dac08_write(dev, s->maxdata / 2);
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} else
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s->type = COMEDI_SUBD_UNUSED;
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/* make sure mailbox 4 is empty */
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inl(devpriv->s5933_config + AMCC_OP_REG_IMB4);
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/* Set bits to enable incoming mailbox interrupts on amcc s5933. */
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devpriv->s5933_intcsr_bits =
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INTCSR_INBOX_BYTE(3) | INTCSR_INBOX_SELECT(3) |
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INTCSR_INBOX_FULL_INT;
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/* clear and enable interrupt on amcc s5933 */
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outl(devpriv->s5933_intcsr_bits | INTCSR_INBOX_INTR_STATUS,
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devpriv->s5933_config + AMCC_OP_REG_INTCSR);
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return 1;
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}
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static void cb_pcidas_detach(struct comedi_device *dev)
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{
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if (devpriv) {
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if (devpriv->s5933_config) {
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outl(INTCSR_INBOX_INTR_STATUS,
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devpriv->s5933_config + AMCC_OP_REG_INTCSR);
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}
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}
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if (dev->irq)
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free_irq(dev->irq, dev);
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if (dev->subdevices)
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subdev_8255_cleanup(dev, dev->subdevices + 2);
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if (devpriv && devpriv->pci_dev) {
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if (devpriv->s5933_config)
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comedi_pci_disable(devpriv->pci_dev);
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pci_dev_put(devpriv->pci_dev);
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}
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}
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/*
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* "instructions" read/write data in "one-shot" or "software-triggered"
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* mode.
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@@ -1872,6 +1597,225 @@ static int nvram_read(struct comedi_device *dev, unsigned int address,
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return 0;
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}
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static int cb_pcidas_attach(struct comedi_device *dev,
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struct comedi_devconfig *it)
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{
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struct comedi_subdevice *s;
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struct pci_dev *pcidev = NULL;
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int index;
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int i;
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int ret;
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/*
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* Allocate the private structure area.
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*/
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if (alloc_private(dev, sizeof(struct cb_pcidas_private)) < 0)
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return -ENOMEM;
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/*
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* Probe the device to determine what device in the series it is.
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*/
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for_each_pci_dev(pcidev) {
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/* is it not a computer boards card? */
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if (pcidev->vendor != PCI_VENDOR_ID_CB)
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continue;
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/* loop through cards supported by this driver */
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for (index = 0; index < ARRAY_SIZE(cb_pcidas_boards); index++) {
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if (cb_pcidas_boards[index].device_id != pcidev->device)
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continue;
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/* was a particular bus/slot requested? */
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if (it->options[0] || it->options[1]) {
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/* are we on the wrong bus/slot? */
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if (pcidev->bus->number != it->options[0] ||
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PCI_SLOT(pcidev->devfn) != it->options[1]) {
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continue;
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}
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}
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devpriv->pci_dev = pcidev;
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dev->board_ptr = cb_pcidas_boards + index;
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goto found;
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}
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}
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dev_err(dev->class_dev,
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"No supported ComputerBoards/MeasurementComputing card found on requested position\n");
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return -EIO;
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found:
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dev_dbg(dev->class_dev, "Found %s on bus %i, slot %i\n",
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cb_pcidas_boards[index].name, pcidev->bus->number,
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PCI_SLOT(pcidev->devfn));
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/*
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* Enable PCI device and reserve I/O ports.
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*/
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if (comedi_pci_enable(pcidev, "cb_pcidas")) {
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dev_err(dev->class_dev,
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"Failed to enable PCI device and request regions\n");
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return -EIO;
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}
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/*
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* Initialize devpriv->control_status and devpriv->adc_fifo to point to
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* their base address.
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*/
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devpriv->s5933_config =
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pci_resource_start(devpriv->pci_dev, S5933_BADRINDEX);
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devpriv->control_status =
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pci_resource_start(devpriv->pci_dev, CONT_STAT_BADRINDEX);
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devpriv->adc_fifo =
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pci_resource_start(devpriv->pci_dev, ADC_FIFO_BADRINDEX);
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devpriv->pacer_counter_dio =
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pci_resource_start(devpriv->pci_dev, PACER_BADRINDEX);
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if (thisboard->ao_nchan) {
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devpriv->ao_registers =
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pci_resource_start(devpriv->pci_dev, AO_BADRINDEX);
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}
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/* disable and clear interrupts on amcc s5933 */
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outl(INTCSR_INBOX_INTR_STATUS,
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devpriv->s5933_config + AMCC_OP_REG_INTCSR);
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/* get irq */
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if (request_irq(devpriv->pci_dev->irq, cb_pcidas_interrupt,
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IRQF_SHARED, "cb_pcidas", dev)) {
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dev_dbg(dev->class_dev, "unable to allocate irq %d\n",
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devpriv->pci_dev->irq);
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return -EINVAL;
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}
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dev->irq = devpriv->pci_dev->irq;
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/* Initialize dev->board_name */
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dev->board_name = thisboard->name;
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ret = comedi_alloc_subdevices(dev, 7);
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if (ret)
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return ret;
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s = dev->subdevices + 0;
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/* analog input subdevice */
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dev->read_subdev = s;
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s->type = COMEDI_SUBD_AI;
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s->subdev_flags = SDF_READABLE | SDF_GROUND | SDF_DIFF | SDF_CMD_READ;
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/* WARNING: Number of inputs in differential mode is ignored */
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s->n_chan = thisboard->ai_se_chans;
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s->len_chanlist = thisboard->ai_se_chans;
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s->maxdata = (1 << thisboard->ai_bits) - 1;
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s->range_table = thisboard->ranges;
|
||||
s->insn_read = cb_pcidas_ai_rinsn;
|
||||
s->insn_config = ai_config_insn;
|
||||
s->do_cmd = cb_pcidas_ai_cmd;
|
||||
s->do_cmdtest = cb_pcidas_ai_cmdtest;
|
||||
s->cancel = cb_pcidas_cancel;
|
||||
|
||||
/* analog output subdevice */
|
||||
s = dev->subdevices + 1;
|
||||
if (thisboard->ao_nchan) {
|
||||
s->type = COMEDI_SUBD_AO;
|
||||
s->subdev_flags = SDF_READABLE | SDF_WRITABLE | SDF_GROUND;
|
||||
s->n_chan = thisboard->ao_nchan;
|
||||
/* analog out resolution is the same as analog input resolution, so use ai_bits */
|
||||
s->maxdata = (1 << thisboard->ai_bits) - 1;
|
||||
s->range_table = &cb_pcidas_ao_ranges;
|
||||
s->insn_read = cb_pcidas_ao_readback_insn;
|
||||
if (thisboard->has_ao_fifo) {
|
||||
dev->write_subdev = s;
|
||||
s->subdev_flags |= SDF_CMD_WRITE;
|
||||
s->insn_write = cb_pcidas_ao_fifo_winsn;
|
||||
s->do_cmdtest = cb_pcidas_ao_cmdtest;
|
||||
s->do_cmd = cb_pcidas_ao_cmd;
|
||||
s->cancel = cb_pcidas_ao_cancel;
|
||||
} else {
|
||||
s->insn_write = cb_pcidas_ao_nofifo_winsn;
|
||||
}
|
||||
} else {
|
||||
s->type = COMEDI_SUBD_UNUSED;
|
||||
}
|
||||
|
||||
/* 8255 */
|
||||
s = dev->subdevices + 2;
|
||||
subdev_8255_init(dev, s, NULL, devpriv->pacer_counter_dio + DIO_8255);
|
||||
|
||||
/* serial EEPROM, */
|
||||
s = dev->subdevices + 3;
|
||||
s->type = COMEDI_SUBD_MEMORY;
|
||||
s->subdev_flags = SDF_READABLE | SDF_INTERNAL;
|
||||
s->n_chan = 256;
|
||||
s->maxdata = 0xff;
|
||||
s->insn_read = eeprom_read_insn;
|
||||
|
||||
/* 8800 caldac */
|
||||
s = dev->subdevices + 4;
|
||||
s->type = COMEDI_SUBD_CALIB;
|
||||
s->subdev_flags = SDF_READABLE | SDF_WRITABLE | SDF_INTERNAL;
|
||||
s->n_chan = NUM_CHANNELS_8800;
|
||||
s->maxdata = 0xff;
|
||||
s->insn_read = caldac_read_insn;
|
||||
s->insn_write = caldac_write_insn;
|
||||
for (i = 0; i < s->n_chan; i++)
|
||||
caldac_8800_write(dev, i, s->maxdata / 2);
|
||||
|
||||
/* trim potentiometer */
|
||||
s = dev->subdevices + 5;
|
||||
s->type = COMEDI_SUBD_CALIB;
|
||||
s->subdev_flags = SDF_READABLE | SDF_WRITABLE | SDF_INTERNAL;
|
||||
if (thisboard->trimpot == AD7376) {
|
||||
s->n_chan = NUM_CHANNELS_7376;
|
||||
s->maxdata = 0x7f;
|
||||
} else {
|
||||
s->n_chan = NUM_CHANNELS_8402;
|
||||
s->maxdata = 0xff;
|
||||
}
|
||||
s->insn_read = trimpot_read_insn;
|
||||
s->insn_write = trimpot_write_insn;
|
||||
for (i = 0; i < s->n_chan; i++)
|
||||
cb_pcidas_trimpot_write(dev, i, s->maxdata / 2);
|
||||
|
||||
/* dac08 caldac */
|
||||
s = dev->subdevices + 6;
|
||||
if (thisboard->has_dac08) {
|
||||
s->type = COMEDI_SUBD_CALIB;
|
||||
s->subdev_flags = SDF_READABLE | SDF_WRITABLE | SDF_INTERNAL;
|
||||
s->n_chan = NUM_CHANNELS_DAC08;
|
||||
s->insn_read = dac08_read_insn;
|
||||
s->insn_write = dac08_write_insn;
|
||||
s->maxdata = 0xff;
|
||||
dac08_write(dev, s->maxdata / 2);
|
||||
} else
|
||||
s->type = COMEDI_SUBD_UNUSED;
|
||||
|
||||
/* make sure mailbox 4 is empty */
|
||||
inl(devpriv->s5933_config + AMCC_OP_REG_IMB4);
|
||||
/* Set bits to enable incoming mailbox interrupts on amcc s5933. */
|
||||
devpriv->s5933_intcsr_bits =
|
||||
INTCSR_INBOX_BYTE(3) | INTCSR_INBOX_SELECT(3) |
|
||||
INTCSR_INBOX_FULL_INT;
|
||||
/* clear and enable interrupt on amcc s5933 */
|
||||
outl(devpriv->s5933_intcsr_bits | INTCSR_INBOX_INTR_STATUS,
|
||||
devpriv->s5933_config + AMCC_OP_REG_INTCSR);
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
static void cb_pcidas_detach(struct comedi_device *dev)
|
||||
{
|
||||
if (devpriv) {
|
||||
if (devpriv->s5933_config) {
|
||||
outl(INTCSR_INBOX_INTR_STATUS,
|
||||
devpriv->s5933_config + AMCC_OP_REG_INTCSR);
|
||||
}
|
||||
}
|
||||
if (dev->irq)
|
||||
free_irq(dev->irq, dev);
|
||||
if (dev->subdevices)
|
||||
subdev_8255_cleanup(dev, dev->subdevices + 2);
|
||||
if (devpriv && devpriv->pci_dev) {
|
||||
if (devpriv->s5933_config)
|
||||
comedi_pci_disable(devpriv->pci_dev);
|
||||
pci_dev_put(devpriv->pci_dev);
|
||||
}
|
||||
}
|
||||
|
||||
static struct comedi_driver cb_pcidas_driver = {
|
||||
.driver_name = "cb_pcidas",
|
||||
.module = THIS_MODULE,
|
||||
|
||||
Reference in New Issue
Block a user