iwl-debug.c

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/******************************************************************************
 *
 * This file is provided under a dual BSD/GPLv2 license.  When using or
 * redistributing this file, you may do so under either license.
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 * Copyright(c) 2007 - 2011 Intel Corporation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of version 2 of the GNU General Public License as
 * published by the Free Software Foundation.
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 * General Public License for more details.
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 *  Intel Linux Wireless <[email protected]>
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#define DEBUG

#include <linux/device.h>
#include <linux/interrupt.h>
#include <linux/export.h>
#include "iwl-debug.h"
#include "iwl-devtrace.h"

#define __iwl_fn(fn)                        \
void __iwl_ ##fn(struct device *dev, const char *fmt, ...)  \
{                               \
    struct va_format vaf = {                \
        .fmt = fmt,                 \
    };                          \
    va_list args;                       \
                                \
    va_start(args, fmt);                    \
    vaf.va = &args;                     \
    dev_ ##fn(dev, "%pV", &vaf);                \
    trace_iwlwifi_ ##fn(&vaf);              \
    va_end(args);                       \
}

__iwl_fn(warn)
EXPORT_SYMBOL_GPL(__iwl_warn);
__iwl_fn(info)
EXPORT_SYMBOL_GPL(__iwl_info);
__iwl_fn(crit)
EXPORT_SYMBOL_GPL(__iwl_crit);

void __iwl_err(struct device *dev, bool rfkill_prefix, bool trace_only,
        const char *fmt, ...)
{
    struct va_format vaf = {
        .fmt = fmt,
    };
    va_list args;

    va_start(args, fmt);
    vaf.va = &args;
    if (!trace_only) {
        if (rfkill_prefix)
            dev_err(dev, "(RFKILL) %pV", &vaf);
        else
            dev_err(dev, "%pV", &vaf);
    }
    trace_iwlwifi_err(&vaf);
    va_end(args);
}
EXPORT_SYMBOL_GPL(__iwl_err);

#if defined(CONFIG_IWLWIFI_DEBUG) || defined(CONFIG_IWLWIFI_DEVICE_TRACING)
void __iwl_dbg(struct device *dev,
           u32 level, bool limit, const char *function,
           const char *fmt, ...)
{
    struct va_format vaf = {
        .fmt = fmt,
    };
    va_list args;

    va_start(args, fmt);
    vaf.va = &args;
#ifdef CONFIG_IWLWIFI_DEBUG
    if (iwl_have_debug_level(level) &&
        (!limit || net_ratelimit()))
        dev_dbg(dev, "%c %s %pV", in_interrupt() ? 'I' : 'U',
            function, &vaf);
#endif
    trace_iwlwifi_dbg(level, in_interrupt(), function, &vaf);
    va_end(args);
}
EXPORT_SYMBOL_GPL(__iwl_dbg);
#endif