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drm/msm: Use iommu_paging_domain_alloc()

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The domain allocated in msm_iommu_new() is for the @dev. Replace
iommu_domain_alloc() with iommu_paging_domain_alloc() to make it explicit.

Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Acked-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20240610085555.88197-6-baolu.lu@linux.intel.com
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
Lu Baolu 2024-06-10 16:55:39 +08:00 committed by Will Deacon
parent 9c159f6de1
commit 45acf35af2
1 changed files with 5 additions and 2 deletions
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7
drivers/gpu/drm/msm/msm_iommu.c
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@ -407,10 +407,13 @@ struct msm_mmu *msm_iommu_new(struct device *dev, unsigned long quirks)
struct msm_iommu *iommu;
int ret;
domain = iommu_domain_alloc(dev->bus);
if (!domain)
if (!device_iommu_mapped(dev))
return NULL;
domain = iommu_paging_domain_alloc(dev);
if (IS_ERR(domain))
return ERR_CAST(domain);
iommu_set_pgtable_quirks(domain, quirks);
iommu = kzalloc(sizeof(*iommu), GFP_KERNEL);