PCI driver for a class of devices

drivers/hotplug/cpqphp.c

static const struct pci_device_id 
  __devinitdata hpcd_pci_tbl[] = { {

    /* handle any PCI Hotplug controller */
    class:      ((PCI_CLASS_SYSTEM_PCI_HOTPLUG << 8) | 0x00),
    class_mask: ~0,

    /* no matter who makes it */
    vendor:     PCI_ANY_ID,
    device:     PCI_ANY_ID,
    subvendor:  PCI_ANY_ID,
    subdevice:  PCI_ANY_ID,
    }, { /* end: all zeroes */ }
};

MODULE_DEVICE_TABLE (pci, hpcd_pci_tbl);