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authorKeith Busch <keith.busch@intel.com>2014-05-02 20:40:42 +0400
committerBjorn Helgaas <bhelgaas@google.com>2014-05-27 21:11:00 +0400
commit3ebe7f9f7e4a4fd1f6461ecd01ff2961317a483a (patch)
tree01547552912774f2008af5b020fbeed20078719f /include/linux/pci.h
parent761ce53330a4f02c58768631027d1c1dd0d538f7 (diff)
downloadlinux-3ebe7f9f7e4a4fd1f6461ecd01ff2961317a483a.tar.xz
PCI: Notify driver before and after device reset
Notify a PCI device driver when its device's access is about to be disabled for an impending reset attempt, then after the attempt completes and device access is restored. The notification is via the pci_error_handlers interface. Signed-off-by: Keith Busch <keith.busch@intel.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'include/linux/pci.h')
-rw-r--r--include/linux/pci.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h
index aab57b4abe7f..31c43093e538 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -603,6 +603,9 @@ struct pci_error_handlers {
/* PCI slot has been reset */
pci_ers_result_t (*slot_reset)(struct pci_dev *dev);
+ /* PCI function reset prepare or completed */
+ void (*reset_notify)(struct pci_dev *dev, bool prepare);
+
/* Device driver may resume normal operations */
void (*resume)(struct pci_dev *dev);
};