45 lines
1.1 KiB
C
Executable file
45 lines
1.1 KiB
C
Executable file
/* 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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/*
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* boot logger: drivers/misc/mtprof/bootprof
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* interface: /proc/bootprof
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*/
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#ifndef _BOOTPROF_H_
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#define _BOOTPROF_H_
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#if IS_BUILTIN(CONFIG_MTPROF)
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#include <linux/platform_device.h>
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#include <linux/sched/clock.h>
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#ifndef BOOTPROF_TIME_LOG_START
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#define BOOTPROF_TIME_LOG_START(ts) \
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({ts = sched_clock(); })
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#endif
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#ifndef BOOTPROF_TIME_LOG_END
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#define BOOTPROF_TIME_LOG_END(ts) \
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({ts = sched_clock() - ts; })
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#endif
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void bootprof_initcall(initcall_t fn, unsigned long long ts);
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void bootprof_probe(unsigned long long ts, struct device *dev,
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struct device_driver *drv, unsigned long probe);
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void bootprof_pdev_register(unsigned long long ts,
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struct platform_device *pdev);
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extern void bootprof_log_boot(char *str);
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#else /*CONFIG_MTPROF*/
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#define BOOTPROF_TIME_LOG_START(ts)
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#define BOOTPROF_TIME_LOG_END(ts)
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#define bootprof_probe(ts, dev, drv, probe)
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#define bootprof_pdev_register(ts, pdev)
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#define bootprof_initcall(fn, ts)
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#define bootprof_log_boot(str)
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#endif /*CONFIG_MTPROF*/
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#endif /*_BOOTPROF_H_*/
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