diff options
| -rw-r--r-- | drivers/iommu/tegra-smmu.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c index e86b257fb177..f36287755cc9 100644 --- a/drivers/iommu/tegra-smmu.c +++ b/drivers/iommu/tegra-smmu.c @@ -33,6 +33,7 @@ #include <linux/debugfs.h> #include <linux/seq_file.h> #include <linux/of_iommu.h> +#include <linux/dma-mapping.h> #include <asm/page.h> #include <asm/cacheflush.h> @@ -1442,6 +1443,10 @@ static int tegra_smmu_device_notifier(struct notifier_block *nb, int err; switch (event) { + case BUS_NOTIFY_BIND_DRIVER: + if (get_dma_ops(dev) != &arm_dma_ops) + break; + /* FALLTHROUGH */ case BUS_NOTIFY_ADD_DEVICE: err = of_get_dma_window(dev->of_node, NULL, 0, NULL, &base, &size); |