| From | Robin Murphy <> | Subject | [PATCH v2 02/24] iommu/amd: Drop IOVA cookie management | Date | Wed, 28 Jul 2021 16:58:23 +0100 |
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The core code bakes its own cookies now.
Signed-off-by: Robin Murphy <robin.murphy@arm.com> --- drivers/iommu/amd/iommu.c | 12 ------------ 1 file changed, 12 deletions(-)
diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c index 52fe2326042a..0fd98d35d73b 100644 --- a/drivers/iommu/amd/iommu.c +++ b/drivers/iommu/amd/iommu.c @@ -1918,16 +1918,7 @@ static struct iommu_domain *amd_iommu_domain_alloc(unsigned type) domain->domain.geometry.aperture_end = ~0ULL; domain->domain.geometry.force_aperture = true; - if (type == IOMMU_DOMAIN_DMA && - iommu_get_dma_cookie(&domain->domain) == -ENOMEM) - goto free_domain; - return &domain->domain; - -free_domain: - protection_domain_free(domain); - - return NULL; } static void amd_iommu_domain_free(struct iommu_domain *dom) @@ -1944,9 +1935,6 @@ static void amd_iommu_domain_free(struct iommu_domain *dom) if (!dom) return; - if (dom->type == IOMMU_DOMAIN_DMA) - iommu_put_dma_cookie(&domain->domain); - if (domain->flags & PD_IOMMUV2_MASK) free_gcr3_table(domain); -- 2.25.1
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