-/* There are three variants of IOC4 cards: IO9, IO10, and PCI-RT.
- * Each brings out different combinations of IOC4 signals, thus.
- * the IOC4 subdrivers need to know to which we're attached.
- *
- * We look for the presence of a SCSI (IO9) or SATA (IO10) controller
- * on the same PCI bus at slot number 3 to differentiate IO9 from IO10.
- * If neither is present, it's a PCI-RT.
- */
-static unsigned int
-ioc4_variant(struct ioc4_driver_data *idd)
-{
- struct pci_dev *pdev = NULL;
- int found = 0;
-
- /* IO9: Look for a QLogic ISP 12160 at the same bus and slot 3. */
- do {
- pdev = pci_get_device(PCI_VENDOR_ID_QLOGIC,
- PCI_DEVICE_ID_QLOGIC_ISP12160, pdev);
- if (pdev &&
- idd->idd_pdev->bus->number == pdev->bus->number &&
- 3 == PCI_SLOT(pdev->devfn))
- found = 1;
- pci_dev_put(pdev);
- } while (pdev && !found);
- if (NULL != pdev)
- return IOC4_VARIANT_IO9;
-
- /* IO10: Look for a Vitesse VSC 7174 at the same bus and slot 3. */
- pdev = NULL;
- do {
- pdev = pci_get_device(PCI_VENDOR_ID_VITESSE,
- PCI_DEVICE_ID_VITESSE_VSC7174, pdev);
- if (pdev &&
- idd->idd_pdev->bus->number == pdev->bus->number &&
- 3 == PCI_SLOT(pdev->devfn))
- found = 1;
- pci_dev_put(pdev);
- } while (pdev && !found);
- if (NULL != pdev)
- return IOC4_VARIANT_IO10;
-
- /* PCI-RT: No SCSI/SATA controller will be present */
- return IOC4_VARIANT_PCI_RT;
-}
-