From: Wan Zongshun <[email protected]> AMD has more drivers will use ACPI to platform bus driver later, all those devices need iommu support, such as eMMC acpi driver.
Signed-off-by: Wan Zongshun <[email protected]> --- drivers/iommu/amd_iommu.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index c430c10..547cdd4 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -21,6 +21,7 @@ #include <linux/pci.h> #include <linux/acpi.h> #include <linux/amba/bus.h> +#include <linux/platform_device.h> #include <linux/pci-ats.h> #include <linux/bitmap.h> #include <linux/slab.h> @@ -2980,6 +2981,9 @@ int __init amd_iommu_init_api(void) if (err) return err; #endif + err = bus_set_iommu(&platform_bus_type, &amd_iommu_ops); + if (err) + return err; return 0; } -- 1.9.1
