Hi Stefano,
On 23/05/18 01:25, Stefano Stabellini wrote:
Introduce a Kconfig option for the ARM SMMUv1 and SMMUv2 driver.
Signed-off-by: Stefano Stabellini <sstabell...@kernel.org>
Acked-by: Julien Grall <julien.gr...@arm.com>
Cheers,
CC: jbeul...@suse.com
---
Changes in v3:
- rename SMMUv2 to ARM_SMMU
- improve help message
- use if ARM
Changes in v2:
- rename HAS_SMMUv2 to SMMUv2
- move SMMUv2 to xen/drivers/passthrough/Kconfig
---
xen/drivers/passthrough/Kconfig | 12 ++++++++++++
xen/drivers/passthrough/arm/Makefile | 2 +-
2 files changed, 13 insertions(+), 1 deletion(-)
diff --git a/xen/drivers/passthrough/Kconfig b/xen/drivers/passthrough/Kconfig
index 8d90b67..a3c0649 100644
--- a/xen/drivers/passthrough/Kconfig
+++ b/xen/drivers/passthrough/Kconfig
@@ -1,3 +1,15 @@
config HAS_PASSTHROUGH
bool
+
+if ARM
+config ARM_SMMU
+ bool "ARM SMMUv1 and v2 driver"
+ default y
+ ---help---
+ Support for implementations of the ARM System MMU architecture
+ versions 1 and 2.
+
+ Say Y here if your SoC includes an IOMMU device implementing the
+ ARM SMMU architecture.
+endif
diff --git a/xen/drivers/passthrough/arm/Makefile
b/xen/drivers/passthrough/arm/Makefile
index f4cd26e..0156431 100644
--- a/xen/drivers/passthrough/arm/Makefile
+++ b/xen/drivers/passthrough/arm/Makefile
@@ -1,2 +1,2 @@
obj-y += iommu.o
-obj-y += smmu.o
+obj-$(ARM_SMMU) += smmu.o
--
Julien Grall
_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xenproject.org
https://lists.xenproject.org/mailman/listinfo/xen-devel
