iommu: dma-override: do not use it for kernel-4.14

Kernel-4.14 is not using this dma override function so skip it
for K4.14.

Bug 200427376

Change-Id: I10f76ade31cd278df7c309440c991fa140cf43e0
Signed-off-by: Pritesh Raithatha <praithatha@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1774425
GVS: Gerrit_Virtual_Submit
Reviewed-by: Sachin Nikam <snikam@nvidia.com>
Tested-by: Sachin Nikam <snikam@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

2 files changed, 7 insertions, 1 deletions

diff --git a/drivers/iommu/Makefile b/drivers/iommu/Makefile
index dc7a6afde..3815bd75e 100644
--- a/drivers/iommu/Makefile
+++ b/drivers/iommu/Makefile
@@ -3,6 +3,7 @@ ifdef CONFIG_ARCH_TEGRA_19x_SOC
 ccflags-y += -Werror
 
 ccflags-y += -I$(srctree)/drivers/iommu
+
 obj-$(CONFIG_TEGRA_ARM_SMMU_T19x) += arm-smmu-t19x.o
 obj-$(CONFIG_ARM_SMMU) += arm-smmu-regs.o
 obj-$(CONFIG_ARM_SMMU) += of_tegra-smmu.o
diff --git a/drivers/iommu/dma-override.c b/drivers/iommu/dma-override.c
index a0da31c95..b1635938e 100644
--- a/drivers/iommu/dma-override.c
+++ b/drivers/iommu/dma-override.c
@@ -16,8 +16,12 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include <linux/dma-override.h>
+#include <linux/version.h>
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 14, 0)
+
 #include <soc/tegra/chip-id.h>
+#include <linux/dma-override.h>
 
 static bool is_t19x;
 
@@ -50,3 +54,4 @@ static int __init dma_override(void)
 }
 arch_initcall(dma_override);
 
+#endif