52 lines
1.5 KiB
C
52 lines
1.5 KiB
C
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/*
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* Copyright (c) 2015, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef __DEBUG_H_
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#define __DEBUG_H_
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#define DBG_MAX_MSG 512UL
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#define DBG_MSG_LEN 160UL
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#define TIME_BUF_LEN 17
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#define DBG_EVENT_LEN 143
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extern unsigned int enable_event_log;
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extern void put_timestamp(char *tbuf);
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extern void add_event_to_buf(char *tbuf);
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extern int debug_debugfs_init(void);
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extern void debug_debugfs_exit(void);
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#define LOGLEVEL_NONE 8
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#define LOGLEVEL_DEBUG 7
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#define LOGLEVEL_ERR 3
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#define log_event(log_level, x...) \
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do { \
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char buf[160]; \
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if (log_level == LOGLEVEL_DEBUG) \
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pr_debug(x); \
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else if (log_level == LOGLEVEL_ERR) \
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pr_err(x); \
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if (enable_event_log) { \
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put_timestamp(buf); \
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snprintf(&buf[TIME_BUF_LEN - 1], DBG_EVENT_LEN, x); \
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add_event_to_buf(buf); \
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} \
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} while (0)
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#define log_event_none(x, ...) log_event(LOGLEVEL_NONE, x, ##__VA_ARGS__)
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#define log_event_dbg(x, ...) log_event(LOGLEVEL_DEBUG, x, ##__VA_ARGS__)
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#define log_event_err(x, ...) log_event(LOGLEVEL_ERR, x, ##__VA_ARGS__)
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#endif /* __DEBUG_H_ */
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