[Xen-devel] [v3 6/6] xen/smmu: Add a new config define for legacy SMMU

[Sameer Goel <sameer.goel@xxxxxxxxxx>]

Add a new config item to control compilation for legacy arm SMMU.

Signed-off-by: Sameer Goel <sameer.goel@xxxxxxxxxx>
---
 xen/drivers/passthrough/arm/Kconfig  | 6 ++++++
 xen/drivers/passthrough/arm/Makefile | 2 +-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/xen/drivers/passthrough/arm/Kconfig 
b/xen/drivers/passthrough/arm/Kconfig
index cda899f608..e888a78312 100644
--- a/xen/drivers/passthrough/arm/Kconfig
+++ b/xen/drivers/passthrough/arm/Kconfig
@@ -6,3 +6,9 @@ config ARM_SMMU_v3
         Support for implementations of the ARM System MMU architecture
         version 3.
 
+config ARM_SMMU
+       bool "ARM Legacy SMMU Support"
+       depends on ARM
+       help
+        Support for implementations of the ARM System MMU architecture
+        version 1 and 2.
diff --git a/xen/drivers/passthrough/arm/Makefile 
b/xen/drivers/passthrough/arm/Makefile
index e14732b55c..5b3eb1545e 100644
--- a/xen/drivers/passthrough/arm/Makefile
+++ b/xen/drivers/passthrough/arm/Makefile
@@ -1,3 +1,3 @@
 obj-y += iommu.o
-obj-y += smmu.o
+obj-$(CONFIG_ARM_SMMU) += smmu.o
 obj-$(CONFIG_ARM_SMMU_v3) += smmu-v3.o
-- 
2.17.1


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