1/*
2 * Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
3 *
4 * This software is available to you under a choice of one of two
5 * licenses.  You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * BSD license below:
9 *
10 *     Redistribution and use in source and binary forms, with or
11 *     without modification, are permitted provided that the following
12 *     conditions are met:
13 *
14 *      - Redistributions of source code must retain the above
15 *        copyright notice, this list of conditions and the following
16 *        disclaimer.
17 *
18 *      - Redistributions in binary form must reproduce the above
19 *        copyright notice, this list of conditions and the following
20 *        disclaimer in the documentation and/or other materials
21 *        provided with the distribution.
22 *
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30 * SOFTWARE.
31 *
32 */
33
34#ifndef USNIC_LOG_H_
35#define USNIC_LOG_H_
36
37#include "usnic.h"
38
39extern unsigned int usnic_log_lvl;
40
41#define USNIC_LOG_LVL_NONE		(0)
42#define USNIC_LOG_LVL_ERR		(1)
43#define USNIC_LOG_LVL_INFO		(2)
44#define USNIC_LOG_LVL_DBG		(3)
45
46#define usnic_printk(lvl, args...) \
47	do { \
48		printk(lvl "%s:%s:%d: ", DRV_NAME, __func__, \
49				__LINE__); \
50		printk(args); \
51	} while (0)
52
53#define usnic_dbg(args...) \
54	do { \
55		if (unlikely(usnic_log_lvl >= USNIC_LOG_LVL_DBG)) { \
56			usnic_printk(KERN_INFO, args); \
57	} \
58} while (0)
59
60#define usnic_info(args...) \
61do { \
62	if (usnic_log_lvl >= USNIC_LOG_LVL_INFO) { \
63			usnic_printk(KERN_INFO, args); \
64	} \
65} while (0)
66
67#define usnic_err(args...) \
68	do { \
69		if (usnic_log_lvl >= USNIC_LOG_LVL_ERR) { \
70			usnic_printk(KERN_ERR, args); \
71		} \
72	} while (0)
73#endif /* !USNIC_LOG_H_ */
74