1/* SPDX-License-Identifier: MIT */
 2/*
 3 * Copyright © 2023 Intel Corporation
 4 */
 5
 6#ifndef _XE_GT_TLB_INVALIDATION_H_
 7#define _XE_GT_TLB_INVALIDATION_H_
 8
 9#include <linux/types.h>
10
11#include "xe_gt_tlb_invalidation_types.h"
12
13struct xe_gt;
14struct xe_guc;
15struct xe_vma;
16
17int xe_gt_tlb_invalidation_init_early(struct xe_gt *gt);
18
19void xe_gt_tlb_invalidation_reset(struct xe_gt *gt);
20int xe_gt_tlb_invalidation_ggtt(struct xe_gt *gt);
21int xe_gt_tlb_invalidation_vma(struct xe_gt *gt,
22			       struct xe_gt_tlb_invalidation_fence *fence,
23			       struct xe_vma *vma);
24int xe_gt_tlb_invalidation_range(struct xe_gt *gt,
25				 struct xe_gt_tlb_invalidation_fence *fence,
26				 u64 start, u64 end, u32 asid);
27int xe_guc_tlb_invalidation_done_handler(struct xe_guc *guc, u32 *msg, u32 len);
28
29void xe_gt_tlb_invalidation_fence_init(struct xe_gt *gt,
30				       struct xe_gt_tlb_invalidation_fence *fence,
31				       bool stack);
32void xe_gt_tlb_invalidation_fence_signal(struct xe_gt_tlb_invalidation_fence *fence);
33
34static inline void
35xe_gt_tlb_invalidation_fence_wait(struct xe_gt_tlb_invalidation_fence *fence)
36{
37	dma_fence_wait(&fence->base, false);
38}
39
40#endif	/* _XE_GT_TLB_INVALIDATION_ */