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iommu/fsl: Add the window permission flag as a parameter to iommu_window_enable API.

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Each iommu window can have access permissions associated with it. Extended the
window_enable API to incorporate window access permissions.

In case of PAMU each window can have its specific set of permissions.

Signed-off-by: Varun Sethi <Varun.Sethi@freescale.com>
Signed-off-by: Joerg Roedel <joro@8bytes.org>
This commit is contained in:
Varun Sethi
2013-03-29 01:24:00 +05:30
committed by Joerg Roedel
parent bb5547acfc
commit 80f97f0f73
2 changed files with 7 additions and 5 deletions
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5
drivers/iommu/iommu.c
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@@ -853,12 +853,13 @@ EXPORT_SYMBOL_GPL(iommu_unmap);
int iommu_domain_window_enable(struct iommu_domain *domain, u32 wnd_nr,
phys_addr_t paddr, u64 size)
phys_addr_t paddr, u64 size, int prot)
{
if (unlikely(domain->ops->domain_window_enable == NULL))
return -ENODEV;
return domain->ops->domain_window_enable(domain, wnd_nr, paddr, size);
return domain->ops->domain_window_enable(domain, wnd_nr, paddr, size,
prot);
}
EXPORT_SYMBOL_GPL(iommu_domain_window_enable);