iommu/tegra-smmu: Set IOMMU group name

Set the name of static IOMMU groups to help with debugging.
Signed-off-by: Thierry Reding <treding@nvidia.com>
Link: https://lore.kernel.org/r/20200806155404.3936074-2-thierry.reding@gmail.comSigned-off-by: Joerg Roedel <jroedel@suse.de>

drivers/iommu/tegra-smmu.c

@@ -847,6 +847,7 @@ static struct iommu_group *tegra_smmu_group_get(struct tegra_smmu *smmu,
 		return NULL;
 	}
 
+	iommu_group_set_name(group->group, soc->name);
 	list_add_tail(&group->list, &smmu->groups);
 	mutex_unlock(&smmu->lock);