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