diff options
Diffstat (limited to 'drivers/iommu/intel/iommu.h')
| -rw-r--r-- | drivers/iommu/intel/iommu.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/iommu/intel/iommu.h b/drivers/iommu/intel/iommu.h index 1c5e1d88862b..c18fb699c87a 100644 --- a/drivers/iommu/intel/iommu.h +++ b/drivers/iommu/intel/iommu.h @@ -595,6 +595,7 @@ struct dmar_domain { spinlock_t lock; /* Protect device tracking lists */ struct list_head devices; /* all devices' list */ + struct list_head dev_pasids; /* all attached pasids */ struct dma_pte *pgd; /* virtual address */ int gaw; /* max guest address width */ @@ -717,6 +718,12 @@ struct device_domain_info { struct pasid_table *pasid_table; /* pasid table */ }; +struct dev_pasid_info { + struct list_head link_domain; /* link to domain siblings */ + struct device *dev; + ioasid_t pasid; +}; + static inline void __iommu_flush_cache( struct intel_iommu *iommu, void *addr, int size) { @@ -844,6 +851,7 @@ int intel_svm_page_response(struct device *dev, struct iommu_fault_event *evt, struct iommu_page_response *msg); struct iommu_domain *intel_svm_domain_alloc(void); void intel_svm_remove_dev_pasid(struct device *dev, ioasid_t pasid); +void intel_drain_pasid_prq(struct device *dev, u32 pasid); struct intel_svm_dev { struct list_head list; @@ -862,6 +870,7 @@ struct intel_svm { }; #else static inline void intel_svm_check(struct intel_iommu *iommu) {} +static inline void intel_drain_pasid_prq(struct device *dev, u32 pasid) {} static inline struct iommu_domain *intel_svm_domain_alloc(void) { return NULL; |