1 files changed, 7 insertions, 0 deletions

diff --git a/include/linux/pci_regs.h b/include/linux/pci_regs.h
index af83076c31a6..b21d33e4bc2a 100644
--- a/include/linux/pci_regs.h
+++ b/include/linux/pci_regs.h
@@ -309,6 +309,13 @@
 #define PCI_MSIX_PBA            8
 #define  PCI_MSIX_FLAGS_BIRMASK (7 << 0)
 
+/* MSI-X entry's format */
+#define PCI_MSIX_ENTRY_SIZE             16
+#define  PCI_MSIX_ENTRY_LOWER_ADDR      0
+#define  PCI_MSIX_ENTRY_UPPER_ADDR      4
+#define  PCI_MSIX_ENTRY_DATA            8
+#define  PCI_MSIX_ENTRY_VECTOR_CTRL     12
+
 /* CompactPCI Hotswap Register */
 
 #define PCI_CHSWP_CSR           2       /* Control and Status Register */