diff options
Diffstat (limited to 'include/linux/iommu.h')
-rw-r--r-- | include/linux/iommu.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/iommu.h b/include/linux/iommu.h index 7ef8b0bda695..1f027b07e499 100644 --- a/include/linux/iommu.h +++ b/include/linux/iommu.h @@ -248,6 +248,10 @@ struct iommu_iotlb_gather { * @cache_invalidate: invalidate translation caches * @sva_bind_gpasid: bind guest pasid and mm * @sva_unbind_gpasid: unbind guest pasid and mm + * @def_domain_type: device default domain type, return value: + * - IOMMU_DOMAIN_IDENTITY: must use an identity domain + * - IOMMU_DOMAIN_DMA: must use a dma domain + * - 0: use the default setting * @pgsize_bitmap: bitmap of all possible supported page sizes * @owner: Driver module providing these ops */ @@ -318,6 +322,8 @@ struct iommu_ops { int (*sva_unbind_gpasid)(struct device *dev, int pasid); + int (*def_domain_type)(struct device *dev); + unsigned long pgsize_bitmap; struct module *owner; }; |