1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/pci/intr_remapping.c b/drivers/pci/intr_remapping.c
index ebfa47b79c5b..ac065144c01c 100644
--- a/drivers/pci/intr_remapping.c
+++ b/drivers/pci/intr_remapping.c
@@ -611,6 +611,9 @@ int __init intr_remapping_supported(void)
         if (disable_intremap)
                 return 0;
 
+        if (!dmar_ir_support())
+                return 0;
+
         for_each_drhd_unit(drhd) {
                 struct intel_iommu *iommu = drhd->iommu;