diff options
Diffstat (limited to 'include/linux/iommu.h')
-rw-r--r-- | include/linux/iommu.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/iommu.h b/include/linux/iommu.h index 0c4d8ae985ac..ddc25d239106 100644 --- a/include/linux/iommu.h +++ b/include/linux/iommu.h @@ -265,6 +265,8 @@ struct iommu_iotlb_gather { * @owner: Driver module providing these ops * @identity_domain: An always available, always attachable identity * translation. + * @blocked_domain: An always available, always attachable blocking + * translation. * @default_domain: If not NULL this will always be set as the default domain. * This should be an IDENTITY/BLOCKED/PLATFORM domain. * Do not use in new drivers. @@ -303,6 +305,7 @@ struct iommu_ops { unsigned long pgsize_bitmap; struct module *owner; struct iommu_domain *identity_domain; + struct iommu_domain *blocked_domain; struct iommu_domain *default_domain; }; @@ -1118,7 +1121,7 @@ static inline void iommu_free_global_pasid(ioasid_t pasid) {} * Creates a mapping at @iova for the buffer described by a scatterlist * stored in the given sg_table object in the provided IOMMU domain. */ -static inline size_t iommu_map_sgtable(struct iommu_domain *domain, +static inline ssize_t iommu_map_sgtable(struct iommu_domain *domain, unsigned long iova, struct sg_table *sgt, int prot) { return iommu_map_sg(domain, iova, sgt->sgl, sgt->orig_nents, prot, |