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