iommu: qcom-smmu: allow SID 0
It turns out this is a very real stream ID. Who woulda thought?
Drop the 0 check on the SID, there's no reason for it to be there in the first
place.
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
diff --git a/drivers/iommu/qcom-hyp-smmu.c b/drivers/iommu/qcom-hyp-smmu.c
index 1b5a09b..7e07487 100644
--- a/drivers/iommu/qcom-hyp-smmu.c
+++ b/drivers/iommu/qcom-hyp-smmu.c
@@ -134,7 +134,7 @@
int count = ofnode_parse_phandle_with_args(node, "iommus",
"#iommu-cells", 0, 0, &args);
- if (count < 0 || args.args[0] == 0) {
+ if (count < 0) {
printf("Error: %s: iommus property not found or wrong number of cells\n",
__func__);
return -EINVAL;