litmus-rt.git - The LITMUS^RT kernel.

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The LITMUS^RT kernel.

Bjoern Brandenburg

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path: root/include/linux/dynamic_queue_limits.h

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Diffstat (limited to 'include/linux/dynamic_queue_limits.h')

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truct iommu_domain *domain, unsigned long iova, phys_addr_t paddr, size_t size, int prot); void (*unmap)(struct iommu_domain *domain, unsigned long iova, size_t size); phys_addr_t (*iova_to_phys)(struct iommu_domain *domain, unsigned long iova); }; #ifdef CONFIG_IOMMU_API extern void register_iommu(struct iommu_ops *ops); extern bool iommu_found(void); extern struct iommu_domain *iommu_domain_alloc(void); extern void iommu_domain_free(struct iommu_domain *domain); extern int iommu_attach_device(struct iommu_domain *domain, struct device *dev); extern void iommu_detach_device(struct iommu_domain *domain, struct device *dev); extern int iommu_map_range(struct iommu_domain *domain, unsigned long iova, phys_addr_t paddr, size_t size, int prot); extern void iommu_unmap_range(struct iommu_domain *domain, unsigned long iova, size_t size); extern phys_addr_t iommu_iova_to_phys(struct iommu_domain *domain, unsigned long iova); #else /* CONFIG_IOMMU_API */ static inline void register_iommu(struct iommu_ops *ops) { } static inline bool iommu_found(void) { return false; } static inline struct iommu_domain *iommu_domain_alloc(void) { return NULL; } static inline void iommu_domain_free(struct iommu_domain *domain) { } static inline int iommu_attach_device(struct iommu_domain *domain, struct device *dev) { return -ENODEV; } static inline void iommu_detach_device(struct iommu_domain *domain, struct device *dev) { } static inline int iommu_map_range(struct iommu_domain *domain, unsigned long iova, phys_addr_t paddr, size_t size, int prot) { return -ENODEV; } static inline void iommu_unmap_range(struct iommu_domain *domain, unsigned long iova, size_t size) { } static inline phys_addr_t iommu_iova_to_phys(struct iommu_domain *domain, unsigned long iova) { return 0; } #endif /* CONFIG_IOMMU_API */ #endif /* __LINUX_IOMMU_H */


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