diff options
Diffstat (limited to 'drivers/iommu/mtk_iommu_v1.c')
| -rw-r--r-- | drivers/iommu/mtk_iommu_v1.c | 13 |
1 files changed, 1 insertions, 12 deletions
diff --git a/drivers/iommu/mtk_iommu_v1.c b/drivers/iommu/mtk_iommu_v1.c index 128c7a3f1778..6e0e65831eb7 100644 --- a/drivers/iommu/mtk_iommu_v1.c +++ b/drivers/iommu/mtk_iommu_v1.c @@ -691,19 +691,11 @@ static int mtk_iommu_v1_probe(struct platform_device *pdev) if (ret) goto out_sysfs_remove; - if (!iommu_present(&platform_bus_type)) { - ret = bus_set_iommu(&platform_bus_type, &mtk_iommu_v1_ops); - if (ret) - goto out_dev_unreg; - } - ret = component_master_add_with_match(dev, &mtk_iommu_v1_com_ops, match); if (ret) - goto out_bus_set_null; + goto out_dev_unreg; return ret; -out_bus_set_null: - bus_set_iommu(&platform_bus_type, NULL); out_dev_unreg: iommu_device_unregister(&data->iommu); out_sysfs_remove: @@ -718,9 +710,6 @@ static int mtk_iommu_v1_remove(struct platform_device *pdev) iommu_device_sysfs_remove(&data->iommu); iommu_device_unregister(&data->iommu); - if (iommu_present(&platform_bus_type)) - bus_set_iommu(&platform_bus_type, NULL); - clk_disable_unprepare(data->bclk); devm_free_irq(&pdev->dev, data->irq, data); component_master_del(&pdev->dev, &mtk_iommu_v1_com_ops); |