mirror of
https://github.com/Qortal/Brooklyn.git
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a94b3d14aa
Changes included (and more): 1. Dynamic RAM merge 2. Real-time page scan and allocation 3. Cache compression 4. Real-time IRQ checks 5. Dynamic I/O allocation for Java heap 6. Java page migration 7. Contiguous memory allocation 8. Idle pages tracking 9. Per CPU RAM usage tracking 10. ARM NEON scalar multiplication library 11. NEON/ARMv8 crypto extensions 12. NEON SHA, Blake, RIPEMD crypto extensions 13. Parallel NEON crypto engine for multi-algo based CPU stress reduction
68 lines
1.5 KiB
C
68 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* SVA library for IOMMU drivers
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*/
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#ifndef _IOMMU_SVA_LIB_H
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#define _IOMMU_SVA_LIB_H
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#include <linux/ioasid.h>
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#include <linux/mm_types.h>
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int iommu_sva_alloc_pasid(struct mm_struct *mm, ioasid_t min, ioasid_t max);
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struct mm_struct *iommu_sva_find(ioasid_t pasid);
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/* I/O Page fault */
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struct device;
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struct iommu_fault;
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struct iopf_queue;
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#ifdef CONFIG_IOMMU_SVA
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int iommu_queue_iopf(struct iommu_fault *fault, void *cookie);
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int iopf_queue_add_device(struct iopf_queue *queue, struct device *dev);
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int iopf_queue_remove_device(struct iopf_queue *queue,
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struct device *dev);
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int iopf_queue_flush_dev(struct device *dev);
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struct iopf_queue *iopf_queue_alloc(const char *name);
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void iopf_queue_free(struct iopf_queue *queue);
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int iopf_queue_discard_partial(struct iopf_queue *queue);
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#else /* CONFIG_IOMMU_SVA */
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static inline int iommu_queue_iopf(struct iommu_fault *fault, void *cookie)
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{
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return -ENODEV;
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}
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static inline int iopf_queue_add_device(struct iopf_queue *queue,
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struct device *dev)
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{
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return -ENODEV;
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}
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static inline int iopf_queue_remove_device(struct iopf_queue *queue,
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struct device *dev)
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{
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return -ENODEV;
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}
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static inline int iopf_queue_flush_dev(struct device *dev)
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{
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return -ENODEV;
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}
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static inline struct iopf_queue *iopf_queue_alloc(const char *name)
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{
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return NULL;
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}
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static inline void iopf_queue_free(struct iopf_queue *queue)
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{
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}
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static inline int iopf_queue_discard_partial(struct iopf_queue *queue)
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{
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return -ENODEV;
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}
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#endif /* CONFIG_IOMMU_SVA */
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#endif /* _IOMMU_SVA_LIB_H */
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