LXR linux/drivers/net/wireless/intel/iwlwifi/iwl-debug.c

   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)                                            \
  67void __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)
  82IWL_EXPORT_SYMBOL(__iwl_warn);
  83__iwl_fn(info)
  84IWL_EXPORT_SYMBOL(__iwl_info);
  85__iwl_fn(crit)
  86IWL_EXPORT_SYMBOL(__iwl_crit);
  87
  88void __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}
 107IWL_EXPORT_SYMBOL(__iwl_err);
 108
 109#if defined(CONFIG_IWLWIFI_DEBUG) || defined(CONFIG_IWLWIFI_DEVICE_TRACING)
 110void __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}
 130IWL_EXPORT_SYMBOL(__iwl_dbg);
 131#endif
 132