---

yaml --- r: 190971 b: refs/heads/master c: 6765178 h: refs/heads/master i: 190969: 2967456 190967: d080794 v: v3
git-mirror · Mar 7, 2010 · 913f23b · 913f23b
1 parent 6655e05
commit 913f23b
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Showing 3 changed files with 11 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: cefc53c7f494240d4813c80154c7617452d1904d
+refs/heads/master: 67651786948c360c3122b8a17cb1e59209d50880
diff --git a/trunk/drivers/base/iommu.c b/trunk/drivers/base/iommu.c
@@ -119,6 +119,9 @@ int iommu_map(struct iommu_domain *domain, unsigned long iova,
 
 	BUG_ON((iova | paddr) & invalid_mask);
 
+	if (iommu_ops->map)
+		return iommu_ops->map(domain, iova, paddr, gfp_order, prot);
+
 	return iommu_ops->map_range(domain, iova, paddr, size, prot);
 }
 EXPORT_SYMBOL_GPL(iommu_map);
@@ -133,6 +136,9 @@ int iommu_unmap(struct iommu_domain *domain, unsigned long iova, int gfp_order)
 
 	BUG_ON(iova & invalid_mask);
 
+	if (iommu_ops->unmap)
+		return iommu_ops->unmap(domain, iova, gfp_order);
+
 	iommu_ops->unmap_range(domain, iova, size);
 
 	return gfp_order;

diff --git a/trunk/include/linux/iommu.h b/trunk/include/linux/iommu.h
@@ -36,6 +36,10 @@ struct iommu_ops {
 	void (*domain_destroy)(struct iommu_domain *domain);
 	int (*attach_dev)(struct iommu_domain *domain, struct device *dev);
 	void (*detach_dev)(struct iommu_domain *domain, struct device *dev);
+	int (*map)(struct iommu_domain *domain, unsigned long iova,
+		   phys_addr_t paddr, int gfp_order, int prot);
+	int (*unmap)(struct iommu_domain *domain, unsigned long iova,
+		     int gfp_order);
 	int (*map_range)(struct iommu_domain *domain, unsigned long iova,
 			 phys_addr_t paddr, size_t size, int prot);
 	void (*unmap_range)(struct iommu_domain *domain, unsigned long iova,