[PATCH v2 18/22] ARM: dma-mapping: Use iommu_paging_domain_alloc()

Lu Baolu
2024-06-04T01:55:25Z

Since arm_iommu_create_mapping() now accepts the device, let's replace
iommu_domain_alloc() with iommu_paging_domain_alloc() to retire the former.

Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
---
arch/arm/mm/dma-mapping.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index 52f9c56cc3cb..88c2d68a69c9 100644
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -1585,9 +1585,11 @@ arm_iommu_create_mapping(struct device *dev, dma_addr_t base, u64 size)

spin_lock_init(&mapping->lock);

- mapping->domain = iommu_domain_alloc(dev->bus);
- if (!mapping->domain)
+ mapping->domain = iommu_paging_domain_alloc(dev);
+ if (IS_ERR(mapping->domain)) {
+ err = PTR_ERR(mapping->domain);
goto err4;
+ }

kref_init(&mapping->kref);
return mapping;
--
2.34.1