diff options
Diffstat (limited to 'include/linux/intel-iommu.h')
| -rw-r--r-- | include/linux/intel-iommu.h | 33 |
1 files changed, 2 insertions, 31 deletions
diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h index 69230fd695ea..2f9891cb3d00 100644 --- a/include/linux/intel-iommu.h +++ b/include/linux/intel-iommu.h @@ -525,12 +525,6 @@ struct context_entry { */ #define DOMAIN_FLAG_USE_FIRST_LEVEL BIT(1) -/* - * Domain represents a virtual machine which demands iommu nested - * translation mode support. - */ -#define DOMAIN_FLAG_NESTING_MODE BIT(2) - struct dmar_domain { int nid; /* node id */ @@ -548,7 +542,6 @@ struct dmar_domain { u8 iommu_snooping: 1; /* indicate snooping control feature */ struct list_head devices; /* all devices' list */ - struct list_head subdevices; /* all subdevices' list */ struct iova_domain iovad; /* iova's that belong to this domain */ struct dma_pte *pgd; /* virtual address */ @@ -563,11 +556,6 @@ struct dmar_domain { 2 == 1GiB, 3 == 512GiB, 4 == 1TiB */ u64 max_addr; /* maximum mapped address */ - u32 default_pasid; /* - * The default pasid used for non-SVM - * traffic on mediated devices. - */ - struct iommu_domain domain; /* generic domain data structure for iommu core */ }; @@ -590,7 +578,6 @@ struct intel_iommu { #ifdef CONFIG_INTEL_IOMMU unsigned long *domain_ids; /* bitmap of domains */ - struct dmar_domain ***domains; /* ptr to domains */ spinlock_t lock; /* protect context, domain ids */ struct root_entry *root_entry; /* virtual address */ @@ -620,21 +607,11 @@ struct intel_iommu { void *perf_statistic; }; -/* Per subdevice private data */ -struct subdev_domain_info { - struct list_head link_phys; /* link to phys device siblings */ - struct list_head link_domain; /* link to domain siblings */ - struct device *pdev; /* physical device derived from */ - struct dmar_domain *domain; /* aux-domain */ - int users; /* user count */ -}; - /* PCI domain-device relationship */ struct device_domain_info { struct list_head link; /* link to domain siblings */ struct list_head global; /* link to global list */ struct list_head table; /* link to pasid table */ - struct list_head subdevices; /* subdevices sibling */ u32 segment; /* PCI segment number */ u8 bus; /* PCI bus number */ u8 devfn; /* PCI devfn number */ @@ -645,7 +622,6 @@ struct device_domain_info { u8 pri_enabled:1; u8 ats_supported:1; u8 ats_enabled:1; - u8 auxd_enabled:1; /* Multiple domains per device */ u8 ats_qdep; struct device *dev; /* it's NULL for PCIe-to-PCI bridge */ struct intel_iommu *iommu; /* IOMMU used by this device */ @@ -717,7 +693,6 @@ static inline int nr_pte_to_next_page(struct dma_pte *pte) } extern struct dmar_drhd_unit * dmar_find_matched_drhd_unit(struct pci_dev *dev); -extern int dmar_find_matched_atsr_unit(struct pci_dev *dev); extern int dmar_enable_qi(struct intel_iommu *iommu); extern void dmar_disable_qi(struct intel_iommu *iommu); @@ -757,17 +732,12 @@ int for_each_device_domain(int (*fn)(struct device_domain_info *info, void *data), void *data); void iommu_flush_write_buffer(struct intel_iommu *iommu); int intel_iommu_enable_pasid(struct intel_iommu *iommu, struct device *dev); -struct dmar_domain *find_domain(struct device *dev); -struct device_domain_info *get_domain_info(struct device *dev); struct intel_iommu *device_to_iommu(struct device *dev, u8 *bus, u8 *devfn); #ifdef CONFIG_INTEL_IOMMU_SVM extern void intel_svm_check(struct intel_iommu *iommu); extern int intel_svm_enable_prq(struct intel_iommu *iommu); extern int intel_svm_finish_prq(struct intel_iommu *iommu); -int intel_svm_bind_gpasid(struct iommu_domain *domain, struct device *dev, - struct iommu_gpasid_bind_data *data); -int intel_svm_unbind_gpasid(struct device *dev, u32 pasid); struct iommu_sva *intel_svm_bind(struct device *dev, struct mm_struct *mm, void *drvdata); void intel_svm_unbind(struct iommu_sva *handle); @@ -795,7 +765,6 @@ struct intel_svm { unsigned int flags; u32 pasid; - int gpasid; /* In case that guest PASID is different from host PASID */ struct list_head devs; }; #else @@ -813,6 +782,8 @@ bool context_present(struct context_entry *context); struct context_entry *iommu_context_addr(struct intel_iommu *iommu, u8 bus, u8 devfn, int alloc); +extern const struct iommu_ops intel_iommu_ops; + #ifdef CONFIG_INTEL_IOMMU extern int iommu_calculate_agaw(struct intel_iommu *iommu); extern int iommu_calculate_max_sagaw(struct intel_iommu *iommu); |