46 lines
1.2 KiB
C
46 lines
1.2 KiB
C
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/*
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* Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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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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