[PATCH 3/6] ACPI/IORT: Use device_iommu_mapped()

Joerg Roedel
2018-12-11T13:43:40Z

From: Joerg Roedel <jroedel-l3A5Bk7waGM@public.gmane.org>

Replace the iommu-check with a proper and readable function
call.

Cc: Lorenzo Pieralisi <lorenzo.pieralisi-5wv7dgnIgG8@public.gmane.org>
Acked-by: Robin Murphy <robin.murphy-5wv7dgnIgG8@public.gmane.org>
Signed-off-by: Joerg Roedel <jroedel-l3A5Bk7waGM@public.gmane.org>
---
drivers/acpi/arm64/iort.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c
index 70f4e80b9246..0125c8eb9e81 100644
--- a/drivers/acpi/arm64/iort.c
+++ b/drivers/acpi/arm64/iort.c
@@ -805,7 +805,7 @@ static inline int iort_add_device_replay(const struct iommu_ops *ops,
{
int err = 0;

- if (ops->add_device && dev->bus && !dev->iommu_group)
+ if (ops->add_device && dev->bus && !device_iommu_mapped(dev))
err = ops->add_device(dev);

return err;
--
2.17.1