1 files changed, 1 insertions, 0 deletions

diff --git a/arch/x86/pci/pci.h b/arch/x86/pci/pci.h
index 720c4c554534..ba263e626a68 100644
--- a/arch/x86/pci/pci.h
+++ b/arch/x86/pci/pci.h
@@ -27,6 +27,7 @@
 #define PCI_CAN_SKIP_ISA_ALIGN  0x8000
 #define PCI_USE__CRS            0x10000
 #define PCI_CHECK_ENABLE_AMD_MMCONF     0x20000
+#define PCI_HAS_IO_ECS          0x40000
 
 extern unsigned int pci_probe;
 extern unsigned long pirq_table_addr;