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authorDexuan Cui <dexuan.cui@intel.com>2009-12-07 13:03:21 +0800
committerJesse Barnes <jbarnes@virtuousgeek.org>2009-12-16 13:37:50 -0800
commitb9c3b266411d27f1a6466c19d146d08db576bfea (patch)
treec310b37e7dff6607e22eca0b690c2a3f290c85a9 /drivers/pci/pci.h
parent2820f333e3b4ad96590093efbed7b3400bcf492b (diff)
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PCI: support device-specific reset methods
Add a new type of quirk for resetting devices at pci_dev_reset time. This is necessary to handle device with nonstandard reset procedures, especially useful for guest drivers. Signed-off-by: Yu Zhao <yu.zhao@intel.com> Signed-off-by: Dexuan Cui <dexuan.cui@intel.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'drivers/pci/pci.h')
-rw-r--r--drivers/pci/pci.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index 33ed8e0aba1e..709eaa4fee51 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -313,4 +313,12 @@ static inline int pci_resource_alignment(struct pci_dev *dev,
extern void pci_enable_acs(struct pci_dev *dev);
+struct pci_dev_reset_methods {
+ u16 vendor;
+ u16 device;
+ int (*reset)(struct pci_dev *dev, int probe);
+};
+
+extern struct pci_dev_reset_methods pci_dev_reset_methods[];
+
#endif /* DRIVERS_PCI_H */