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

[Hanjun Guo]

On 2018/12/11 21:43, Joerg Roedel wrote:
> From: Joerg Roedel 
> 
> Replace the iommu-check with a proper and readable function
> call.
> 
> Cc: Lorenzo Pieralisi 
> Acked-by: Robin Murphy 
> Signed-off-by: Joerg Roedel 

Acked-by: Hanjun Guo 

Thanks
Hanjun

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

[Joerg Roedel]

From: Joerg Roedel 

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

Cc: Lorenzo Pieralisi 
Acked-by: Robin Murphy 
Signed-off-by: Joerg Roedel 
---
 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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