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[linux.git] / drivers / gpu / drm / xe / xe_gt_tlb_invalidation.h
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
13 struct xe_gt;
14 struct xe_guc;
15 struct xe_vma;
16
17 int xe_gt_tlb_invalidation_init_early(struct xe_gt *gt);
18
19 void xe_gt_tlb_invalidation_reset(struct xe_gt *gt);
20 int xe_gt_tlb_invalidation_ggtt(struct xe_gt *gt);
21 int xe_gt_tlb_invalidation_vma(struct xe_gt *gt,
22                                struct xe_gt_tlb_invalidation_fence *fence,
23                                struct xe_vma *vma);
24 int xe_gt_tlb_invalidation_range(struct xe_gt *gt,
25                                  struct xe_gt_tlb_invalidation_fence *fence,
26                                  u64 start, u64 end, u32 asid);
27 int xe_guc_tlb_invalidation_done_handler(struct xe_guc *guc, u32 *msg, u32 len);
28
29 void xe_gt_tlb_invalidation_fence_init(struct xe_gt *gt,
30                                        struct xe_gt_tlb_invalidation_fence *fence,
31                                        bool stack);
32 void xe_gt_tlb_invalidation_fence_signal(struct xe_gt_tlb_invalidation_fence *fence);
33
34 static inline void
35 xe_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_ */
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