msm: kgsl: Define register offsets for IOMMU-v2

Define the register offsets for IOMMU-v2 and switch off using per
process pagetables for IOMMU-v2.

Change-Id: I8b76de557c8e52b5a2a333ceb987bd743b213eb7
Signed-off-by: Shubhraprakash Das <sadas@codeaurora.org>
Signed-off-by: Rajeev Kulkarni <krajeev@codeaurora.org>
diff --git a/drivers/gpu/msm/kgsl_iommu.h b/drivers/gpu/msm/kgsl_iommu.h
index 7dc222e..eafba7b 100644
--- a/drivers/gpu/msm/kgsl_iommu.h
+++ b/drivers/gpu/msm/kgsl_iommu.h
@@ -16,6 +16,7 @@
 #include <mach/iommu.h>
 
 #define KGSL_IOMMU_CTX_OFFSET_V1	0
+#define KGSL_IOMMU_CTX_OFFSET_V2	0x8000
 #define KGSL_IOMMU_CTX_SHIFT		12
 
 enum kgsl_iommu_reg_map {