47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
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/* SPDX-License-Identifier: MIT */
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/*
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* Copyright © 2022 Intel Corporation
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*/
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#ifndef _XE_PT_H_
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#define _XE_PT_H_
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#include <linux/types.h>
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#include "xe_pt_types.h"
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struct dma_fence;
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struct xe_bo;
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struct xe_device;
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struct xe_exec_queue;
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struct xe_sync_entry;
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struct xe_tile;
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struct xe_vm;
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struct xe_vma;
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struct xe_vma_ops;
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/* Largest huge pte is currently 1GiB. May become device dependent. */
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#define MAX_HUGEPTE_LEVEL 2
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#define xe_pt_write(xe, map, idx, data) \
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xe_map_wr(xe, map, (idx) * sizeof(u64), u64, data)
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unsigned int xe_pt_shift(unsigned int level);
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struct xe_pt *xe_pt_create(struct xe_vm *vm, struct xe_tile *tile,
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unsigned int level);
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void xe_pt_populate_empty(struct xe_tile *tile, struct xe_vm *vm,
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struct xe_pt *pt);
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void xe_pt_destroy(struct xe_pt *pt, u32 flags, struct llist_head *deferred);
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int xe_pt_update_ops_prepare(struct xe_tile *tile, struct xe_vma_ops *vops);
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struct dma_fence *xe_pt_update_ops_run(struct xe_tile *tile,
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struct xe_vma_ops *vops);
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void xe_pt_update_ops_fini(struct xe_tile *tile, struct xe_vma_ops *vops);
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void xe_pt_update_ops_abort(struct xe_tile *tile, struct xe_vma_ops *vops);
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bool xe_pt_zap_ptes(struct xe_tile *tile, struct xe_vma *vma);
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#endif
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