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-rw-r--r--include/linux/pci_regs.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/pci_regs.h b/include/linux/pci_regs.h
index b21d33e4bc2a..d4f2c80a6c3e 100644
--- a/include/linux/pci_regs.h
+++ b/include/linux/pci_regs.h
@@ -315,6 +315,7 @@
#define PCI_MSIX_ENTRY_UPPER_ADDR 4
#define PCI_MSIX_ENTRY_DATA 8
#define PCI_MSIX_ENTRY_VECTOR_CTRL 12
+#define PCI_MSIX_ENTRY_CTRL_MASKBIT 1
/* CompactPCI Hotswap Register */
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