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authorYu Zhao <yu.zhao@intel.com>2009-03-20 11:25:13 +0800
committerJesse Barnes <jbarnes@virtuousgeek.org>2009-03-20 10:48:24 -0700
commita28724b0fb909d247229a70761c90bb37b13366a (patch)
tree7c5332004a8f52e676076b39aa03aeb45cb03f2a /drivers/pci/pci.h
parent8c5cdb6adc6688b9b8fd82ea4a5cf4674dabad79 (diff)
PCI: reserve bus range for SR-IOV device
Reserve the bus number range used by the Virtual Function when pcibios_assign_all_busses() returns true. Reviewed-by: Matthew Wilcox <willy@linux.intel.com> Signed-off-by: Yu Zhao <yu.zhao@intel.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'drivers/pci/pci.h')
-rw-r--r--drivers/pci/pci.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index fd5ea4d445e..5c29cb2b8e6 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -223,6 +223,7 @@ extern void pci_iov_release(struct pci_dev *dev);
extern int pci_iov_resource_bar(struct pci_dev *dev, int resno,
enum pci_bar_type *type);
extern void pci_restore_iov_state(struct pci_dev *dev);
+extern int pci_iov_bus_range(struct pci_bus *bus);
#else
static inline int pci_iov_init(struct pci_dev *dev)
{
@@ -240,6 +241,10 @@ static inline int pci_iov_resource_bar(struct pci_dev *dev, int resno,
static inline void pci_restore_iov_state(struct pci_dev *dev)
{
}
+static inline int pci_iov_bus_range(struct pci_bus *bus)
+{
+ return 0;
+}
#endif /* CONFIG_PCI_IOV */
#endif /* DRIVERS_PCI_H */