diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/pci/search.c | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/drivers/pci/search.c b/drivers/pci/search.c index b2653c4afe9..ff98eaddaa7 100644 --- a/drivers/pci/search.c +++ b/drivers/pci/search.c @@ -358,43 +358,6 @@ exit: } /** - * pci_find_device_reverse - begin or continue searching for a PCI device by vendor/device id - * @vendor: PCI vendor id to match, or %PCI_ANY_ID to match all vendor ids - * @device: PCI device id to match, or %PCI_ANY_ID to match all device ids - * @from: Previous PCI device found in search, or %NULL for new search. - * - * Iterates through the list of known PCI devices in the reverse order of - * pci_find_device(). - * If a PCI device is found with a matching @vendor and @device, a pointer to - * its device structure is returned. Otherwise, %NULL is returned. - * A new search is initiated by passing %NULL as the @from argument. - * Otherwise if @from is not %NULL, searches continue from previous device - * on the global list. - */ -struct pci_dev * -pci_find_device_reverse(unsigned int vendor, unsigned int device, const struct pci_dev *from) -{ - struct list_head *n; - struct pci_dev *dev; - - WARN_ON(in_interrupt()); - down_read(&pci_bus_sem); - n = from ? from->global_list.prev : pci_devices.prev; - - while (n && (n != &pci_devices)) { - dev = pci_dev_g(n); - if ((vendor == PCI_ANY_ID || dev->vendor == vendor) && - (device == PCI_ANY_ID || dev->device == device)) - goto exit; - n = n->prev; - } - dev = NULL; -exit: - up_read(&pci_bus_sem); - return dev; -} - -/** * pci_get_class - begin or continue searching for a PCI device by class * @class: search for a PCI device with this class designation * @from: Previous PCI device found in search, or %NULL for new search. @@ -469,7 +432,6 @@ EXPORT_SYMBOL(pci_dev_present); EXPORT_SYMBOL(pci_find_present); EXPORT_SYMBOL(pci_find_device); -EXPORT_SYMBOL(pci_find_device_reverse); EXPORT_SYMBOL(pci_find_slot); /* For boot time work */ EXPORT_SYMBOL(pci_find_bus); |