Signed-off-by: Joerg Roedel <[EMAIL PROTECTED]>
---
drivers/pci/intel-iommu.c | 24 ++++++++++++++++++++++++
1 files changed, 24 insertions(+), 0 deletions(-)
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
index 5c8baa4..b958b6f 100644
--- a/drivers/pci/intel-iommu.c
+++ b/drivers/pci/intel-iommu.c
@@ -35,6 +35,7 @@
#include <linux/mempool.h>
#include <linux/timer.h>
#include <linux/iova.h>
+#include <linux/iommu.h>
#include <linux/intel-iommu.h>
#include <asm/cacheflush.h>
#include <asm/iommu.h>
@@ -2436,3 +2437,26 @@ u64 intel_iommu_iova_to_pfn(struct dmar_domain *domain,
u64 iova)
return pfn >> VTD_PAGE_SHIFT;
}
EXPORT_SYMBOL_GPL(intel_iommu_iova_to_pfn);
+
+static int intel_iommu_domain_init(struct iommu_domain *domain,
+ struct device *dev)
+{
+ struct dmar_domain *dmar_domain;
+ struct pci_dev *pdev = to_pci_dev(dev);
+
+ if (!pdev)
+ return -EINVAL;
+
+ dmar_domain = intel_iommu_domain_alloc(pdev);
+ domain->priv = dmar_domain;
+
+ return 0;
+}
+
+static void intel_iommu_domain_destroy(struct iommu_domain *domain)
+{
+ struct dmar_domain *dmar_domain = domain->priv;
+
+ intel_iommu_domain_exit(dmar_domain);
+ domain->priv = NULL;
+}
--
1.5.6.4
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