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/drivers/pci/intel-iommu.h b/drivers/pci/intel-iommu.h
index a81a74e..2142c01 100644
--- a/drivers/pci/intel-iommu.h
+++ b/drivers/pci/intel-iommu.h
@@ -123,6 +123,7 @@
#define ecap_qis(e) ((e) & 0x2)
#define ecap_eim_support(e) ((e >> 4) & 0x1)
#define ecap_ir_support(e) ((e >> 3) & 0x1)
+#define ecap_max_handle_mask(e) ((e >> 20) & 0xf)
/* IOTLB_REG */
@@ -255,6 +256,8 @@
#define INTR_REMAP_PAGE_ORDER 8
#define INTR_REMAP_TABLE_REG_SIZE 0xf
+#define INTR_REMAP_TABLE_ENTRIES 65536
+
struct ir_table {
struct irte *base;
};
@@ -300,4 +303,5 @@
extern int dmar_enable_qi(struct intel_iommu *iommu);
extern void qi_global_iec(struct intel_iommu *iommu);
+extern void qi_submit_sync(struct qi_desc *desc, struct intel_iommu *iommu);
#endif