diff options
| -rw-r--r-- | drivers/iommu/exynos-iommu.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c index 29ec713e8a21..7eaa58ced4ae 100644 --- a/drivers/iommu/exynos-iommu.c +++ b/drivers/iommu/exynos-iommu.c @@ -1346,8 +1346,10 @@ static void exynos_iommu_release_device(struct device *dev) struct iommu_group *group = iommu_group_get(dev); if (group) { +#ifndef CONFIG_ARM WARN_ON(owner->domain != iommu_group_default_domain(group)); +#endif exynos_iommu_detach_device(owner->domain, dev); iommu_group_put(group); } @@ -1398,6 +1400,9 @@ static int exynos_iommu_of_xlate(struct device *dev, static const struct iommu_ops exynos_iommu_ops = { .domain_alloc = exynos_iommu_domain_alloc, .device_group = generic_device_group, +#ifdef CONFIG_ARM + .set_platform_dma_ops = exynos_iommu_release_device, +#endif .probe_device = exynos_iommu_probe_device, .release_device = exynos_iommu_release_device, .pgsize_bitmap = SECT_SIZE | LPAGE_SIZE | SPAGE_SIZE, |