x64, x2apic/intr-remap: routines managing Interrupt remapping table entries.
Routines handling the management of interrupt remapping table entries.
Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: akpm@linux-foundation.org
Cc: arjan@linux.intel.com
Cc: andi@firstfloor.org
Cc: ebiederm@xmission.com
Cc: jbarnes@virtuousgeek.org
Cc: steiner@sgi.com
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/include/linux/dmar.h b/include/linux/dmar.h
index 8a0238d..324bbca 100644
--- a/include/linux/dmar.h
+++ b/include/linux/dmar.h
@@ -98,7 +98,19 @@
__u64 high;
};
};
+extern int get_irte(int irq, struct irte *entry);
+extern int modify_irte(int irq, struct irte *irte_modified);
+extern int alloc_irte(struct intel_iommu *iommu, int irq, u16 count);
+extern int set_irte_irq(int irq, struct intel_iommu *iommu, u16 index,
+ u16 sub_handle);
+extern int map_irq_to_irte_handle(int irq, u16 *sub_handle);
+extern int clear_irte_irq(int irq, struct intel_iommu *iommu, u16 index);
+extern int flush_irte(int irq);
+extern int free_irte(int irq);
+
+extern int irq_remapped(int irq);
#else
+#define irq_remapped(irq) (0)
#define enable_intr_remapping(mode) (-1)
#define intr_remapping_enabled (0)
#endif