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authorYu Zhao <yu.zhao@intel.com>2009-03-20 11:25:15 +0800
committerJesse Barnes <jbarnes@virtuousgeek.org>2009-03-20 10:48:26 -0700
commitdd7cc44d0bcec5e9c42fe52e88dc254ae62eac8d (patch)
tree742b2c903580eded1e352988b068c0362eccc634 /drivers/pci/pci.h
parent480b93b7837fb3cf0579a42f4953ac463a5b9e1e (diff)
PCI: add SR-IOV API for Physical Function driver
Add or remove the Virtual Function when the SR-IOV is enabled or disabled by the device driver. This can happen anytime rather than only at the device probe stage. 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.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index f4fc10fc587..0f1c7d10350 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -209,6 +209,8 @@ struct pci_sriov {
u32 cap; /* SR-IOV Capabilities */
u16 ctrl; /* SR-IOV Control */
u16 total; /* total VFs associated with the PF */
+ u16 initial; /* initial VFs associated with the PF */
+ u16 nr_virtfn; /* number of VFs available */
u16 offset; /* first VF Routing ID offset */
u16 stride; /* following VF stride */
u32 pgsz; /* page size for BAR alignment */