| 1 | /* SPDX-License-Identifier: MIT */ |
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| 2 | /* |
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| 3 | * Copyright © 2022 Intel Corporation |
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| 4 | */ |
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| 5 | #ifndef _XE_PT_H_ |
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| 6 | #define _XE_PT_H_ |
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| 7 | |
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| 8 | #include <linux/types.h> |
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| 9 | |
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| 10 | #include "xe_pt_types.h" |
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| 11 | |
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| 12 | struct dma_fence; |
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| 13 | struct drm_exec; |
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| 14 | struct xe_bo; |
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| 15 | struct xe_device; |
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| 16 | struct xe_exec_queue; |
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| 17 | struct xe_svm_range; |
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| 18 | struct xe_sync_entry; |
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| 19 | struct xe_tile; |
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| 20 | struct xe_vm; |
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| 21 | struct xe_vma; |
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| 22 | struct xe_vma_ops; |
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| 23 | |
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| 24 | /* Largest huge pte is currently 1GiB. May become device dependent. */ |
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| 25 | #define MAX_HUGEPTE_LEVEL 2 |
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| 26 | |
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| 27 | #define xe_pt_write(xe, map, idx, data) \ |
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| 28 | xe_map_wr(xe, map, (idx) * sizeof(u64), u64, data) |
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| 29 | |
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| 30 | unsigned int xe_pt_shift(unsigned int level); |
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| 31 | |
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| 32 | struct xe_pt *xe_pt_create(struct xe_vm *vm, struct xe_tile *tile, |
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| 33 | unsigned int level, struct drm_exec *exec); |
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| 34 | |
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| 35 | void xe_pt_populate_empty(struct xe_tile *tile, struct xe_vm *vm, |
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| 36 | struct xe_pt *pt); |
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| 37 | |
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| 38 | void xe_pt_destroy(struct xe_pt *pt, u32 flags, struct llist_head *deferred); |
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| 39 | |
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| 40 | void xe_pt_clear(struct xe_device *xe, struct xe_pt *pt); |
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| 41 | |
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| 42 | int xe_pt_update_ops_prepare(struct xe_tile *tile, struct xe_vma_ops *vops); |
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| 43 | struct dma_fence *xe_pt_update_ops_run(struct xe_tile *tile, |
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| 44 | struct xe_vma_ops *vops); |
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| 45 | void xe_pt_update_ops_fini(struct xe_tile *tile, struct xe_vma_ops *vops); |
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| 46 | void xe_pt_update_ops_abort(struct xe_tile *tile, struct xe_vma_ops *vops); |
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| 47 | |
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| 48 | bool xe_pt_zap_ptes(struct xe_tile *tile, struct xe_vma *vma); |
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| 49 | bool xe_pt_zap_ptes_range(struct xe_tile *tile, struct xe_vm *vm, |
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| 50 | struct xe_svm_range *range); |
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| 51 | |
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| 52 | #endif |
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| 53 | |
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