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-rw-r--r--include/linux/msi.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/msi.h b/include/linux/msi.h
index e616f94c7c58..d43b9469c88b 100644
--- a/include/linux/msi.h
+++ b/include/linux/msi.h
@@ -239,9 +239,19 @@ void __pci_write_msi_msg(struct msi_desc *entry, struct msi_msg *msg);
void pci_msi_mask_irq(struct irq_data *data);
void pci_msi_unmask_irq(struct irq_data *data);
+#ifdef CONFIG_SYSFS
const struct attribute_group **msi_populate_sysfs(struct device *dev);
void msi_destroy_sysfs(struct device *dev,
const struct attribute_group **msi_irq_groups);
+#else
+static inline const struct attribute_group **msi_populate_sysfs(struct device *dev)
+{
+ return NULL;
+}
+static inline void msi_destroy_sysfs(struct device *dev, const struct attribute_group **msi_irq_groups)
+{
+}
+#endif
/*
* The arch hooks to setup up msi irqs. Default functions are implemented