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e8b7a5ca26
Use SPDX license GPL-V2.0 format and change Nvidia copyright year to include 2023. Bug 4078035 Change-Id: I4db6577ddb806690f6ec04f5eaf1364578102d14 Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2890635 Reviewed-by: Jonathan Hunter <jonathanh@nvidia.com> Reviewed-by: Ketan Patil <ketanp@nvidia.com> GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
38 lines
781 B
C
38 lines
781 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2018-2023, NVIDIA CORPORATION. All rights reserved.
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*/
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#ifndef __VIDEO_TEGRA_NVMAP_STATS_H
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#define __VIDEO_TEGRA_NVMAP_STATS_H
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enum nvmap_stats_t {
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NS_ALLOC = 0,
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NS_RELEASE,
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NS_UALLOC,
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NS_URELEASE,
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NS_KALLOC,
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NS_KRELEASE,
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NS_CFLUSH_RQ,
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NS_CFLUSH_DONE,
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NS_UCFLUSH_RQ,
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NS_UCFLUSH_DONE,
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NS_KCFLUSH_RQ,
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NS_KCFLUSH_DONE,
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NS_TOTAL,
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NS_NUM,
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};
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struct nvmap_stats {
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atomic64_t stats[NS_NUM];
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atomic64_t collect;
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};
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extern struct nvmap_stats nvmap_stats;
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void nvmap_stats_init(struct dentry *nvmap_debug_root);
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void nvmap_stats_inc(enum nvmap_stats_t, size_t size);
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void nvmap_stats_dec(enum nvmap_stats_t, size_t size);
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u64 nvmap_stats_read(enum nvmap_stats_t);
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#endif /* __VIDEO_TEGRA_NVMAP_STATS_H */
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