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iommu/amd: Report irq remapping through IOMMU-API

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Report the availability of irq remapping through the
IOMMU-API to allow KVM device passthrough again without
additional module parameter overrides.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
This commit is contained in:
Joerg Roedel 2012-07-02 18:38:13 +02:00
parent ebe60bbfdc
commit bdddadcb07
1 changed files with 2 additions and 0 deletions
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2
drivers/iommu/amd_iommu.c
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@ -3353,6 +3353,8 @@ static int amd_iommu_domain_has_cap(struct iommu_domain *domain,
switch (cap) {
case IOMMU_CAP_CACHE_COHERENCY:
return 1;
case IOMMU_CAP_INTR_REMAP:
return irq_remapping_enabled;
}
return 0;