1 files changed, 5 insertions, 8 deletions

diff --git a/include/linux/msi.h b/include/linux/msi.h
index c7ef94343673..e38fe6822cb4 100644
--- a/include/linux/msi.h
+++ b/include/linux/msi.h
@@ -7,18 +7,17 @@ struct msi_msg {
         u32     data;           /* 16 bits of msi message data */
 };
 
-/* Heper functions */
+/* Helper functions */
 extern void mask_msi_irq(unsigned int irq);
 extern void unmask_msi_irq(unsigned int irq);
 extern void read_msi_msg(unsigned int irq, struct msi_msg *msg);
-
 extern void write_msi_msg(unsigned int irq, struct msi_msg *msg);
 
 struct msi_desc {
         struct {
                 __u8    type    : 5;    /* {0: unused, 5h:MSI, 11h:MSI-X} */
                 __u8    maskbit : 1;    /* mask-pending bit supported ?   */
-                __u8    unused  : 1;
+                __u8    masked  : 1;
                 __u8    is_64   : 1;    /* Address size: 0=32bit 1=64bit  */
                 __u8    pos;            /* Location of the msi capability */
                 __u16   entry_nr;       /* specific enabled entry         */
@@ -33,16 +32,14 @@ struct msi_desc {
         void __iomem *mask_base;
         struct pci_dev *dev;
 
-#ifdef CONFIG_PM
-        /* PM save area for MSIX address/data */
-        struct msi_msg msg_save;
-#endif
+        /* Last set MSI message */
+        struct msi_msg msg;
 };
 
 /*
  * The arch hook for setup up msi irqs
  */
-int arch_setup_msi_irq(unsigned int irq, struct pci_dev *dev);
+int arch_setup_msi_irq(struct pci_dev *dev, struct msi_desc *desc);
 void arch_teardown_msi_irq(unsigned int irq);