From: Petr Tesarik <ptesarik@suse.com>
Subject: kABI: Fix lost iommu-helper symbols on arm64
Patch-mainline: never, kabi
References: jsc#SLE-6197 FATE#327012 bsc#1140559 LTC#173150

Since IOMMU_HELPER symbols are already part of kABI, they cannot be
removed after release.

Signed-off-by: Petr Tesarik <ptesarik@suse.com>
---
 arch/arm64/Kconfig |    3 +++
 1 file changed, 3 insertions(+)

--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -230,6 +230,9 @@ config SMP
 config SWIOTLB
 	def_bool y
 
+config IOMMU_HELPER
+	def_bool SWIOTLB
+
 config KERNEL_MODE_NEON
 	def_bool y