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-rw-r--r--include/linux/msi.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/msi.h b/include/linux/msi.h
index 271dfd14a05f..090ddadbc838 100644
--- a/include/linux/msi.h
+++ b/include/linux/msi.h
@@ -65,4 +65,15 @@ void arch_restore_msi_irqs(struct pci_dev *dev, int irq);
void default_teardown_msi_irqs(struct pci_dev *dev);
void default_restore_msi_irqs(struct pci_dev *dev, int irq);
+struct msi_chip {
+ struct module *owner;
+ struct device *dev;
+
+ int (*setup_irq)(struct msi_chip *chip, struct pci_dev *dev,
+ struct msi_desc *desc);
+ void (*teardown_irq)(struct msi_chip *chip, unsigned int irq);
+ int (*check_device)(struct msi_chip *chip, struct pci_dev *dev,
+ int nvec, int type);
+};
+
#endif /* LINUX_MSI_H */