drivers/staging/comedi/drivers/addi_apci_1710.c

   1 #include <linux/pci.h>
   2
   3 #include <asm/i387.h>
   4
   5 #include "../comedidev.h"
   6 #include "comedi_fc.h"
   7 #include "amcc_s5933.h"
   8
   9 #include "addi-data/addi_common.h"
  10
  11 static void fpu_begin(void)
  12 {
  13         kernel_fpu_begin();
  14 }
  15
  16 static void fpu_end(void)
  17 {
  18         kernel_fpu_end();
  19 }
  20
  21 #include "addi-data/addi_eeprom.c"
  22 #include "addi-data/hwdrv_APCI1710.c"
  23
  24 static irqreturn_t v_ADDI_Interrupt(int irq, void *d)
  25 {
  26         v_APCI1710_Interrupt(irq, d);
  27         return IRQ_RETVAL(1);
  28 }
  29
  30 static int apci1710_auto_attach(struct comedi_device *dev,
  31                                           unsigned long context_unused)
  32 {
  33         struct pci_dev *pcidev = comedi_to_pci_dev(dev);
  34         struct addi_private *devpriv;
  35         struct comedi_subdevice *s;
  36         int ret;
  37
  38         devpriv = kzalloc(sizeof(*devpriv), GFP_KERNEL);
  39         if (!devpriv)
  40                 return -ENOMEM;
  41         dev->private = devpriv;
  42
  43         ret = comedi_pci_enable(dev);
  44         if (ret)
  45                 return ret;
  46         devpriv->s_BoardInfos.ui_Address = pci_resource_start(pcidev, 2);
  47
  48         if (pcidev->irq > 0) {
  49                 ret = request_irq(pcidev->irq, v_ADDI_Interrupt, IRQF_SHARED,
  50                                   dev->board_name, dev);
  51                 if (ret == 0)
  52                         dev->irq = pcidev->irq;
  53         }
  54
  55         i_ADDI_AttachPCI1710(dev);
  56
  57         i_APCI1710_Reset(dev);
  58         return 0;
  59 }
  60
  61 static void apci1710_detach(struct comedi_device *dev)
  62 {
  63         if (dev->iobase)
  64                 i_APCI1710_Reset(dev);
  65         if (dev->irq)
  66                 free_irq(dev->irq, dev);
  67         comedi_pci_disable(dev);
  68 }
  69
  70 static struct comedi_driver apci1710_driver = {
  71         .driver_name    = "addi_apci_1710",
  72         .module         = THIS_MODULE,
  73         .auto_attach    = apci1710_auto_attach,
  74         .detach         = apci1710_detach,
  75 };
  76
  77 static int apci1710_pci_probe(struct pci_dev *dev,
  78                               const struct pci_device_id *id)
  79 {
  80         return comedi_pci_auto_config(dev, &apci1710_driver, id->driver_data);
  81 }
  82
  83 static DEFINE_PCI_DEVICE_TABLE(apci1710_pci_table) = {
  84         { PCI_DEVICE(PCI_VENDOR_ID_AMCC, APCI1710_BOARD_DEVICE_ID) },
  85         { 0 }
  86 };
  87 MODULE_DEVICE_TABLE(pci, apci1710_pci_table);
  88
  89 static struct pci_driver apci1710_pci_driver = {
  90         .name           = "addi_apci_1710",
  91         .id_table       = apci1710_pci_table,
  92         .probe          = apci1710_pci_probe,
  93         .remove         = comedi_pci_auto_unconfig,
  94 };
  95 module_comedi_pci_driver(apci1710_driver, apci1710_pci_driver);
  96
  97 MODULE_AUTHOR("Comedi http://www.comedi.org");
  98 MODULE_DESCRIPTION("Comedi low-level driver");
  99 MODULE_LICENSE("GPL");