1 files changed, 4 insertions, 0 deletions

diff --git a/include/linux/irq.h b/include/linux/irq.h
index 52fc4052a0ae..5504b671357f 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -68,6 +68,7 @@ typedef	void fastcall (*irq_flow_handler_t)(unsigned int irq,
 #define IRQ_MOVE_PENDING        0x40000000      /* need to re-target IRQ destination */
 
 struct proc_dir_entry;
+struct msi_desc;
 
 /**
  * struct irq_chip - hardware interrupt chip descriptor
@@ -148,6 +149,7 @@ struct irq_chip {
 struct irq_desc {
         irq_flow_handler_t      handle_irq;
         struct irq_chip         *chip;
+        struct msi_desc         *msi_desc;
         void                    *handler_data;
         void                    *chip_data;
         struct irqaction        *action;        /* IRQ action list */
@@ -373,10 +375,12 @@ extern int set_irq_chip(unsigned int irq, struct irq_chip *chip);
 extern int set_irq_data(unsigned int irq, void *data);
 extern int set_irq_chip_data(unsigned int irq, void *data);
 extern int set_irq_type(unsigned int irq, unsigned int type);
+extern int set_irq_msi(unsigned int irq, struct msi_desc *entry);
 
 #define get_irq_chip(irq)       (irq_desc[irq].chip)
 #define get_irq_chip_data(irq)  (irq_desc[irq].chip_data)
 #define get_irq_data(irq)       (irq_desc[irq].handler_data)
+#define get_irq_msi(irq)        (irq_desc[irq].msi_desc)
 
 #endif /* CONFIG_GENERIC_HARDIRQS */