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

Joerg Roedel joro at 8bytes.org
Tue Dec 11 13:43:40 UTC 2018


From: Joerg Roedel <jroedel at suse.de>

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

Cc: Lorenzo Pieralisi <lorenzo.pieralisi at arm.com>
Acked-by: Robin Murphy <robin.murphy at arm.com>
Signed-off-by: Joerg Roedel <jroedel at suse.de>
---
 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



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