diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/adl_pci9118.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/adl_pci9118.c | 89 |
1 files changed, 41 insertions, 48 deletions
diff --git a/drivers/staging/comedi/drivers/adl_pci9118.c b/drivers/staging/comedi/drivers/adl_pci9118.c index 986489641ed7..4bdd9720e9eb 100644 --- a/drivers/staging/comedi/drivers/adl_pci9118.c +++ b/drivers/staging/comedi/drivers/adl_pci9118.c @@ -194,28 +194,30 @@ Configuration options: #define EXTTRG_AI 0 /* ext trg is used by AI */ -static const struct comedi_lrange range_pci9118dg_hr = { 8, { - BIP_RANGE(5), - BIP_RANGE(2.5), - BIP_RANGE(1.25), - BIP_RANGE(0.625), - UNI_RANGE(10), - UNI_RANGE(5), - UNI_RANGE(2.5), - UNI_RANGE(1.25) - } +static const struct comedi_lrange range_pci9118dg_hr = { + 8, { + BIP_RANGE(5), + BIP_RANGE(2.5), + BIP_RANGE(1.25), + BIP_RANGE(0.625), + UNI_RANGE(10), + UNI_RANGE(5), + UNI_RANGE(2.5), + UNI_RANGE(1.25) + } }; -static const struct comedi_lrange range_pci9118hg = { 8, { - BIP_RANGE(5), - BIP_RANGE(0.5), - BIP_RANGE(0.05), - BIP_RANGE(0.005), - UNI_RANGE(10), - UNI_RANGE(1), - UNI_RANGE(0.1), - UNI_RANGE(0.01) - } +static const struct comedi_lrange range_pci9118hg = { + 8, { + BIP_RANGE(5), + BIP_RANGE(0.5), + BIP_RANGE(0.05), + BIP_RANGE(0.005), + UNI_RANGE(10), + UNI_RANGE(1), + UNI_RANGE(0.1), + UNI_RANGE(0.01) + } }; #define PCI9118_BIPOLAR_RANGES 4 /* @@ -1126,7 +1128,7 @@ static irqreturn_t interrupt_pci9118(int irq, void *d) } } - (devpriv->int_ai_func) (dev, &dev->subdevices[0], int_adstat, + (devpriv->int_ai_func) (dev, dev->read_subdev, int_adstat, int_amcc, int_daq); } @@ -1965,7 +1967,6 @@ static int pci9118_common_attach(struct comedi_device *dev, int disable_irq, struct pci_dev *pcidev = comedi_to_pci_dev(dev); struct comedi_subdevice *s; int ret, pages, i; - unsigned int irq; u16 u16w; dev->board_name = this_board->name; @@ -2036,12 +2037,18 @@ static int pci9118_common_attach(struct comedi_device *dev, int disable_irq, pci_write_config_word(pcidev, PCI_COMMAND, u16w | 64); /* Enable parity check for parity error */ + if (!disable_irq && pcidev->irq) { + ret = request_irq(pcidev->irq, interrupt_pci9118, IRQF_SHARED, + dev->board_name, dev); + if (ret == 0) + dev->irq = pcidev->irq; + } + ret = comedi_alloc_subdevices(dev, 4); if (ret) return ret; s = &dev->subdevices[0]; - dev->read_subdev = s; s->type = COMEDI_SUBD_AI; s->subdev_flags = SDF_READABLE | SDF_COMMON | SDF_GROUND | SDF_DIFF; if (devpriv->usemux) @@ -2050,11 +2057,17 @@ static int pci9118_common_attach(struct comedi_device *dev, int disable_irq, s->n_chan = this_board->n_aichan; s->maxdata = this_board->ai_maxdata; - s->len_chanlist = this_board->n_aichanlist; s->range_table = this_board->rangelist_ai; - s->cancel = pci9118_ai_cancel; s->insn_read = pci9118_insn_read_ai; - s->munge = pci9118_ai_munge; + if (dev->irq) { + dev->read_subdev = s; + s->subdev_flags |= SDF_CMD_READ; + s->len_chanlist = this_board->n_aichanlist; + s->do_cmdtest = pci9118_ai_cmdtest; + s->do_cmd = pci9118_ai_cmd; + s->cancel = pci9118_ai_cancel; + s->munge = pci9118_ai_munge; + } s = &dev->subdevices[1]; s->type = COMEDI_SUBD_AO; @@ -2100,27 +2113,7 @@ static int pci9118_common_attach(struct comedi_device *dev, int disable_irq, break; } - if (disable_irq) - irq = 0; - else - irq = pcidev->irq; - if (irq > 0) { - if (request_irq(irq, interrupt_pci9118, IRQF_SHARED, - dev->board_name, dev)) { - dev_warn(dev->class_dev, - "unable to allocate IRQ %u, DISABLING IT\n", - irq); - } else { - dev->irq = irq; - /* Enable AI commands */ - s = &dev->subdevices[0]; - s->subdev_flags |= SDF_CMD_READ; - s->do_cmdtest = pci9118_ai_cmdtest; - s->do_cmd = pci9118_ai_cmd; - } - } - - pci9118_report_attach(dev, irq); + pci9118_report_attach(dev, dev->irq); return 0; } @@ -2217,7 +2210,7 @@ static int adl_pci9118_pci_probe(struct pci_dev *dev, id->driver_data); } -static DEFINE_PCI_DEVICE_TABLE(adl_pci9118_pci_table) = { +static const struct pci_device_id adl_pci9118_pci_table[] = { { PCI_DEVICE(PCI_VENDOR_ID_AMCC, 0x80d9) }, { 0 } }; |