msm: iommu-domains: Check IOMMU capability of device
Since, IOMMU will be enabled by default, check the IOMMU support
from hardware and decide the code path.
Change-Id: I1cea3ff145add2c8ed9e99edecebfb80b1c78760
Signed-off-by: Chintan Pandya <cpandya@codeaurora.org>
diff --git a/arch/arm/mach-msm/iommu_domains.c b/arch/arm/mach-msm/iommu_domains.c
index e92b5c5..42f0438 100644
--- a/arch/arm/mach-msm/iommu_domains.c
+++ b/arch/arm/mach-msm/iommu_domains.c
@@ -400,6 +400,9 @@
struct iommu_domains_pdata *p = pdev->dev.platform_data;
int i, j;
+ if (!msm_use_iommu())
+ return -ENODEV;
+
if (!p)
return -ENODEV;