Commit 3f166dae authored by Robin Murphy's avatar Robin Murphy Committed by Joerg Roedel
Browse files

iommu/amd: Drop IOVA cookie management 



The core code bakes its own cookies now.

Signed-off-by: default avatarRobin Murphy <robin.murphy@arm.com>
Link: https://lore.kernel.org/r/648e74e7422caa6a7db7fb0c36813c7bd2007af8.1628682048.git.robin.murphy@arm.com


Signed-off-by: default avatarJoerg Roedel <jroedel@suse.de>
parent 46983fcd

drivers/iommu/amd/iommu.c

+0 −12
Original line number Diff line number Diff line
@@ -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);