1 /******************************************************************************
2  *
3  * This file is provided under a dual BSD/GPLv2 license.  When using or
4  * redistributing this file, you may do so under either license.
5  *
6  * GPL LICENSE SUMMARY
7  *
8  * Copyright(c) 2007 - 2011 Intel Corporation. All rights reserved.
9  *
10  * This program is free software; you can redistribute it and/or modify
11  * it under the terms of version 2 of the GNU General Public License as
12  * published by the Free Software Foundation.
13  *
14  * This program is distributed in the hope that it will be useful, but
15  * WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
17  * General Public License for more details.
18  *
19  * The full GNU General Public License is included in this distribution
20  * in the file called COPYING.
21  *
22  * Contact Information:
23  *  Intel Linux Wireless <linuxwifi@intel.com>
24  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
25  *
26  * BSD LICENSE
27  *
28  * Copyright(c) 2005 - 2011 Intel Corporation. All rights reserved.
29  * All rights reserved.
30  *
31  * Redistribution and use in source and binary forms, with or without
32  * modification, are permitted provided that the following conditions
33  * are met:
34  *
35  *  * Redistributions of source code must retain the above copyright
36  *    notice, this list of conditions and the following disclaimer.
37  *  * Redistributions in binary form must reproduce the above copyright
38  *    notice, this list of conditions and the following disclaimer in
39  *    the documentation and/or other materials provided with the
40  *    distribution.
41  *  * Neither the name Intel Corporation nor the names of its
42  *    contributors may be used to endorse or promote products derived
43  *    from this software without specific prior written permission.
44  *
45  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
46  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
47  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
48  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
49  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
50  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
51  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
52  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
53  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
54  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
55  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
56  *
57  *****************************************************************************/
58 
59 #include <linux/device.h>
60 #include <linux/interrupt.h>
61 #include <linux/export.h>
62 #include "iwl-drv.h"
63 #include "iwl-debug.h"
64 #include "iwl-devtrace.h"
65 
66 #define __iwl_fn(fn)						\
67 void __iwl_ ##fn(struct device *dev, const char *fmt, ...)	\
68 {								\
69 	struct va_format vaf = {				\
70 		.fmt = fmt,					\
71 	};							\
72 	va_list args;						\
73 								\
74 	va_start(args, fmt);					\
75 	vaf.va = &args;						\
76 	dev_ ##fn(dev, "%pV", &vaf);				\
77 	trace_iwlwifi_ ##fn(&vaf);				\
78 	va_end(args);						\
79 }
80 
81 __iwl_fn(warn)
82 IWL_EXPORT_SYMBOL(__iwl_warn);
83 __iwl_fn(info)
84 IWL_EXPORT_SYMBOL(__iwl_info);
85 __iwl_fn(crit)
86 IWL_EXPORT_SYMBOL(__iwl_crit);
87 
88 void __iwl_err(struct device *dev, bool rfkill_prefix, bool trace_only,
89 		const char *fmt, ...)
90 {
91 	struct va_format vaf = {
92 		.fmt = fmt,
93 	};
94 	va_list args;
95 
96 	va_start(args, fmt);
97 	vaf.va = &args;
98 	if (!trace_only) {
99 		if (rfkill_prefix)
100 			dev_err(dev, "(RFKILL) %pV", &vaf);
101 		else
102 			dev_err(dev, "%pV", &vaf);
103 	}
104 	trace_iwlwifi_err(&vaf);
105 	va_end(args);
106 }
107 IWL_EXPORT_SYMBOL(__iwl_err);
108 
109 #if defined(CONFIG_IWLWIFI_DEBUG) || defined(CONFIG_IWLWIFI_DEVICE_TRACING)
110 void __iwl_dbg(struct device *dev,
111 	       u32 level, bool limit, const char *function,
112 	       const char *fmt, ...)
113 {
114 	struct va_format vaf = {
115 		.fmt = fmt,
116 	};
117 	va_list args;
118 
119 	va_start(args, fmt);
120 	vaf.va = &args;
121 #ifdef CONFIG_IWLWIFI_DEBUG
122 	if (iwl_have_debug_level(level) &&
123 	    (!limit || net_ratelimit()))
124 		dev_printk(KERN_DEBUG, dev, "%c %s %pV",
125 			   in_interrupt() ? 'I' : 'U', function, &vaf);
126 #endif
127 	trace_iwlwifi_dbg(level, in_interrupt(), function, &vaf);
128 	va_end(args);
129 }
130 IWL_EXPORT_SYMBOL(__iwl_dbg);
131 #endif
132