tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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_ */