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 * 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 COPYING.
  26 *
  27 * Contact Information:
  28 *  Intel Linux Wireless <linuxwifi@intel.com>
  29 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  30 *
  31 * BSD LICENSE
  32 *
  33 * Copyright(c) 2005 - 2011 Intel Corporation. All rights reserved.
  34 * All rights reserved.
  35 *
  36 * Redistribution and use in source and binary forms, with or without
  37 * modification, are permitted provided that the following conditions
  38 * are met:
  39 *
  40 *  * Redistributions of source code must retain the above copyright
  41 *    notice, this list of conditions and the following disclaimer.
  42 *  * Redistributions in binary form must reproduce the above copyright
  43 *    notice, this list of conditions and the following disclaimer in
  44 *    the documentation and/or other materials provided with the
  45 *    distribution.
  46 *  * Neither the name Intel Corporation nor the names of its
  47 *    contributors may be used to endorse or promote products derived
  48 *    from this software without specific prior written permission.
  49 *
  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
  54 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  55 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  56 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  57 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  58 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  59 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  60 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  61 *
  62 *****************************************************************************/
  63
  64#include <linux/device.h>
  65#include <linux/interrupt.h>
  66#include <linux/export.h>
  67#include "iwl-drv.h"
  68#include "iwl-debug.h"
  69#include "iwl-devtrace.h"
  70
  71#define __iwl_fn(fn)                                            \
  72void __iwl_ ##fn(struct device *dev, const char *fmt, ...)      \
  73{                                                               \
  74        struct va_format vaf = {                                \
  75                .fmt = fmt,                                     \
  76        };                                                      \
  77        va_list args;                                           \
  78                                                                \
  79        va_start(args, fmt);                                    \
  80        vaf.va = &args;                                         \
  81        dev_ ##fn(dev, "%pV", &vaf);                            \
  82        trace_iwlwifi_ ##fn(&vaf);                              \
  83        va_end(args);                                           \
  84}
  85
  86__iwl_fn(warn)
  87IWL_EXPORT_SYMBOL(__iwl_warn);
  88__iwl_fn(info)
  89IWL_EXPORT_SYMBOL(__iwl_info);
  90__iwl_fn(crit)
  91IWL_EXPORT_SYMBOL(__iwl_crit);
  92
  93void __iwl_err(struct device *dev, bool rfkill_prefix, bool trace_only,
  94                const char *fmt, ...)
  95{
  96        struct va_format vaf = {
  97                .fmt = fmt,
  98        };
  99        va_list args;
 100
 101        va_start(args, fmt);
 102        vaf.va = &args;
 103        if (!trace_only) {
 104                if (rfkill_prefix)
 105                        dev_err(dev, "(RFKILL) %pV", &vaf);
 106                else
 107                        dev_err(dev, "%pV", &vaf);
 108        }
 109        trace_iwlwifi_err(&vaf);
 110        va_end(args);
 111}
 112IWL_EXPORT_SYMBOL(__iwl_err);
 113
 114#if defined(CONFIG_IWLWIFI_DEBUG) || defined(CONFIG_IWLWIFI_DEVICE_TRACING)
 115void __iwl_dbg(struct device *dev,
 116               u32 level, bool limit, const char *function,
 117               const char *fmt, ...)
 118{
 119        struct va_format vaf = {
 120                .fmt = fmt,
 121        };
 122        va_list args;
 123
 124        va_start(args, fmt);
 125        vaf.va = &args;
 126#ifdef CONFIG_IWLWIFI_DEBUG
 127        if (iwl_have_debug_level(level) &&
 128            (!limit || net_ratelimit()))
 129                dev_printk(KERN_DEBUG, dev, "%c %s %pV",
 130                           in_interrupt() ? 'I' : 'U', function, &vaf);
 131#endif
 132        trace_iwlwifi_dbg(level, in_interrupt(), function, &vaf);
 133        va_end(args);
 134}
 135IWL_EXPORT_SYMBOL(__iwl_dbg);
 136#endif
 137