drivers/net/wireless/iwlwifi/iwl-debug.c

   1 /******************************************************************************
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   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  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
  22  * USA
  23  *
  24  * The full GNU General Public License is included in this distribution
  25  * in the file called LICENSE.GPL.
  26  *
  27  * Contact Information:
  28  *  Intel Linux Wireless <ilw@linux.intel.com>
  29  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  30  *
  31  * BSD LICENSE
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  33  * Copyright(c) 2005 - 2011 Intel Corporation. All rights reserved.
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  36  * Redistribution and use in source and binary forms, with or without
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  50  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  51  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  52  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  53  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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  56  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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  60  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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  62  *****************************************************************************/
  63
  64 #include <linux/interrupt.h>
  65 #include "iwl-debug.h"
  66
  67 #define __iwl_fn(fn)                                            \
  68 void __iwl_ ##fn(struct device *dev, const char *fmt, ...)      \
  69 {                                                               \
  70         struct va_format vaf = {                                \
  71                 .fmt = fmt,                                     \
  72         };                                                      \
  73         va_list args;                                           \
  74                                                                 \
  75         va_start(args, fmt);                                    \
  76         vaf.va = &args;                                         \
  77         dev_ ##fn(dev, "%pV", &vaf);                            \
  78         trace_iwlwifi_ ##fn(&vaf);                              \
  79         va_end(args);                                           \
  80 }
  81
  82 __iwl_fn(warn)
  83 __iwl_fn(info)
  84 __iwl_fn(crit)
  85
  86 void __iwl_err(struct device *dev, bool rfkill_prefix, bool trace_only,
  87                 const char *fmt, ...)
  88 {
  89         struct va_format vaf = {
  90                 .fmt = fmt,
  91         };
  92         va_list args;
  93
  94         va_start(args, fmt);
  95         vaf.va = &args;
  96         if (!trace_only) {
  97                 if (rfkill_prefix)
  98                         dev_err(dev, "(RFKILL) %pV", &vaf);
  99                 else
 100                         dev_err(dev, "%pV", &vaf);
 101         }
 102         trace_iwlwifi_err(&vaf);
 103         va_end(args);
 104 }
 105
 106 #if defined(CONFIG_IWLWIFI_DEBUG) || defined(CONFIG_IWLWIFI_DEVICE_TRACING)
 107 void __iwl_dbg(struct device *dev,
 108                u32 level, bool limit, const char *function,
 109                const char *fmt, ...)
 110 {
 111         struct va_format vaf = {
 112                 .fmt = fmt,
 113         };
 114         va_list args;
 115
 116         va_start(args, fmt);
 117         vaf.va = &args;
 118 #ifdef CONFIG_IWLWIFI_DEBUG
 119         if (iwl_have_debug_level(level) &&
 120             (!limit || net_ratelimit()))
 121                 dev_err(dev, "%c %s %pV", in_interrupt() ? 'I' : 'U',
 122                         function, &vaf);
 123 #endif
 124         trace_iwlwifi_dbg(level, in_interrupt(), function, &vaf);
 125         va_end(args);
 126 }
 127 #endif