| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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| 2 | /* Copyright(c) 2023 Advanced Micro Devices, Inc. */ |
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| 3 | |
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| 4 | #ifndef _DIRTY_H_ |
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| 5 | #define _DIRTY_H_ |
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| 6 | |
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| 7 | struct pds_vfio_region { |
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| 8 | unsigned long *host_seq; |
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| 9 | unsigned long *host_ack; |
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| 10 | u64 bmp_bytes; |
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| 11 | u64 size; |
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| 12 | u64 start; |
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| 13 | u64 page_size; |
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| 14 | struct pds_lm_sg_elem *sgl; |
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| 15 | dma_addr_t sgl_addr; |
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| 16 | u32 dev_bmp_offset_start_byte; |
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| 17 | u16 num_sge; |
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| 18 | }; |
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| 19 | |
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| 20 | struct pds_vfio_dirty { |
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| 21 | struct pds_vfio_region *regions; |
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| 22 | u8 num_regions; |
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| 23 | bool is_enabled; |
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| 24 | }; |
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| 25 | |
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| 26 | struct pds_vfio_pci_device; |
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| 27 | |
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| 28 | bool pds_vfio_dirty_is_enabled(struct pds_vfio_pci_device *pds_vfio); |
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| 29 | void pds_vfio_dirty_set_enabled(struct pds_vfio_pci_device *pds_vfio); |
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| 30 | void pds_vfio_dirty_set_disabled(struct pds_vfio_pci_device *pds_vfio); |
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| 31 | void pds_vfio_dirty_disable(struct pds_vfio_pci_device *pds_vfio, |
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| 32 | bool send_cmd); |
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| 33 | |
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| 34 | int pds_vfio_dma_logging_report(struct vfio_device *vdev, unsigned long iova, |
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| 35 | unsigned long length, |
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| 36 | struct iova_bitmap *dirty); |
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| 37 | int pds_vfio_dma_logging_start(struct vfio_device *vdev, |
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| 38 | struct rb_root_cached *ranges, u32 nnodes, |
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| 39 | u64 *page_size); |
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| 40 | int pds_vfio_dma_logging_stop(struct vfio_device *vdev); |
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| 41 | #endif /* _DIRTY_H_ */ |
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| 42 | |
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