1 files changed, 12 insertions, 1 deletions

diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h
index eb92a6ed2be7..10a78c3d3d5a 100644
--- a/arch/x86/include/asm/hw_irq.h
+++ b/arch/x86/include/asm/hw_irq.h
@@ -101,6 +101,7 @@ static inline void set_io_apic_irq_attr(struct io_apic_irq_attr *irq_attr,
         irq_attr->polarity      = polarity;
 }
 
+/* Intel specific interrupt remapping information */
 struct irq_2_iommu {
         struct intel_iommu *iommu;
         u16 irte_index;
@@ -108,6 +109,12 @@ struct irq_2_iommu {
         u8  irte_mask;
 };
 
+/* AMD specific interrupt remapping information */
+struct irq_2_irte {
+        u16 devid; /* Device ID for IRTE table */
+        u16 index; /* Index into IRTE table*/
+};
+
 /*
  * This is performance-critical, we want to do it O(1)
  *
@@ -120,7 +127,11 @@ struct irq_cfg {
         u8                      vector;
         u8                      move_in_progress : 1;
 #ifdef CONFIG_IRQ_REMAP
-        struct irq_2_iommu      irq_2_iommu;
+        u8                      remapped : 1;
+        union {
+                struct irq_2_iommu irq_2_iommu;
+                struct irq_2_irte  irq_2_irte;
+        };
 #endif
 };