50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) 2019 MediaTek Inc.
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*/
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#ifndef _PERF_TRACKER_H
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#define _PERF_TRACKER_H
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#include <linux/types.h>
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#include <linux/module.h>
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#ifdef CONFIG_MTK_PERF_TRACKER
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/* cpufreq section */
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extern int cluster_nr;
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#ifdef CONFIG_MTK_CPU_FREQ
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extern unsigned int mt_cpufreq_get_cur_freq(int id);
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#else
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static inline int mt_cpufreq_get_cur_freq(int id) { return 0; }
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#endif
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/* storage I/O section */
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#ifdef CONFIG_MTK_BLOCK_TAG
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#include <mt-plat/mtk_blocktag.h>
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#else
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struct mtk_btag_mictx_iostat_struct {
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__u64 duration; /* duration time for below performance data (ns) */
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__u32 tp_req_r; /* throughput (per-request): read (KB/s) */
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__u32 tp_req_w; /* throughput (per-request): write (KB/s) */
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__u32 tp_all_r; /* throughput (overlapped) : read (KB/s) */
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__u32 tp_all_w; /* throughput (overlapped) : write (KB/s) */
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__u32 reqsize_r; /* request size : read (Bytes) */
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__u32 reqsize_w; /* request size : write (Bytes) */
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__u32 reqcnt_r; /* request count: read */
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__u32 reqcnt_w; /* request count: write */
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__u16 wl; /* storage device workload (%) */
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__u16 q_depth; /* storage cmdq queue depth */
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};
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#endif
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extern struct kobj_attribute perf_tracker_enable_attr;
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extern void perf_tracker(u64 wallclock,
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long mm_available,
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long mm_free);
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extern bool hit_long_check(void);
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#else
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static inline void perf_tracker(u64 wallclock,
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long mm_available,
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long mm_free) {}
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#endif /* CONFIG_MTK_PERF_TRACKER */
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#endif /* _PERF_TRACKER_H */
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