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authorLinus Torvalds <torvalds@linux-foundation.org>2010-05-18 07:22:37 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-18 07:22:37 -0700
commit8123d8f17d8ba9d67e556688e4f025456ca97842 (patch)
tree1d15088a32644e464ad3536ad7bec775050065eb /include/linux
parentMerge branch 'core-debugobjects-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip (diff)
parentMerge branch 'iommu/largepages' into amd-iommu/2.6.35 (diff)
downloadlinux-dev-8123d8f17d8ba9d67e556688e4f025456ca97842.tar.xz
linux-dev-8123d8f17d8ba9d67e556688e4f025456ca97842.zip
Merge branch 'core-iommu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'core-iommu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86/amd-iommu: Add amd_iommu=off command line option iommu-api: Remove iommu_{un}map_range functions x86/amd-iommu: Implement ->{un}map callbacks for iommu-api x86/amd-iommu: Make amd_iommu_iova_to_phys aware of multiple page sizes x86/amd-iommu: Make iommu_unmap_page and fetch_pte aware of page sizes x86/amd-iommu: Make iommu_map_page and alloc_pte aware of page sizes kvm: Change kvm_iommu_map_pages to map large pages VT-d: Change {un}map_range functions to implement {un}map interface iommu-api: Add ->{un}map callbacks to iommu_ops iommu-api: Add iommu_map and iommu_unmap functions iommu-api: Rename ->{un}map function pointers to ->{un}map_range
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/iommu.h24
1 files changed, 12 insertions, 12 deletions
diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index 3af4ffd591b9..be22ad83689c 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -37,9 +37,9 @@ struct iommu_ops {
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, size_t size, int prot);
- void (*unmap)(struct iommu_domain *domain, unsigned long iova,
- size_t size);
+ phys_addr_t paddr, int gfp_order, int prot);
+ int (*unmap)(struct iommu_domain *domain, unsigned long iova,
+ int gfp_order);
phys_addr_t (*iova_to_phys)(struct iommu_domain *domain,
unsigned long iova);
int (*domain_has_cap)(struct iommu_domain *domain,
@@ -56,10 +56,10 @@ extern int iommu_attach_device(struct iommu_domain *domain,
struct device *dev);
extern void iommu_detach_device(struct iommu_domain *domain,
struct device *dev);
-extern int iommu_map_range(struct iommu_domain *domain, unsigned long iova,
- phys_addr_t paddr, size_t size, int prot);
-extern void iommu_unmap_range(struct iommu_domain *domain, unsigned long iova,
- size_t size);
+extern int iommu_map(struct iommu_domain *domain, unsigned long iova,
+ phys_addr_t paddr, int gfp_order, int prot);
+extern int iommu_unmap(struct iommu_domain *domain, unsigned long iova,
+ int gfp_order);
extern phys_addr_t iommu_iova_to_phys(struct iommu_domain *domain,
unsigned long iova);
extern int iommu_domain_has_cap(struct iommu_domain *domain,
@@ -96,16 +96,16 @@ static inline void iommu_detach_device(struct iommu_domain *domain,
{
}
-static inline int iommu_map_range(struct iommu_domain *domain,
- unsigned long iova, phys_addr_t paddr,
- size_t size, int prot)
+static inline int iommu_map(struct iommu_domain *domain, unsigned long iova,
+ phys_addr_t paddr, int gfp_order, int prot)
{
return -ENODEV;
}
-static inline void iommu_unmap_range(struct iommu_domain *domain,
- unsigned long iova, size_t size)
+static inline int iommu_unmap(struct iommu_domain *domain, unsigned long iova,
+ int gfp_order)
{
+ return -ENODEV;
}
static inline phys_addr_t iommu_iova_to_phys(struct iommu_domain *domain,