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| author |   Joerg Roedel <joerg.roedel@amd.com> | 2010-01-21 16:32:27 +0100 |
|---|---|---|
| committer | Joerg Roedel <joerg.roedel@amd.com> | 2010-03-07 18:01:11 +0100 |
| commit | 67651786948c360c3122b8a17cb1e59209d50880 (patch) | |
| tree | 533a24ba14a513a99c19af4507dde499aaf1d9c5 /include/linux/iommu.h | |
| parent | iommu-api: Add iommu_map and iommu_unmap functions (diff) | |
| download | linux-dev-67651786948c360c3122b8a17cb1e59209d50880.tar.xz linux-dev-67651786948c360c3122b8a17cb1e59209d50880.zip | |
iommu-api: Add ->{un}map callbacks to iommu_ops
This patch adds new callbacks for mapping and unmapping
pages to the iommu_ops structure. These callbacks are aware
of page sizes which makes them different to the
->{un}map_range callbacks.
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Diffstat (limited to 'include/linux/iommu.h')
| -rw-r--r-- | include/linux/iommu.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/iommu.h b/include/linux/iommu.h index 6d0035bb1a0c..5a7a3d888dac 100644 --- a/include/linux/iommu.h +++ b/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, |