LXR linux/drivers/net/ethernet/ibm/emac/debug.h

   1/*
   2 * drivers/net/ethernet/ibm/emac/debug.h
   3 *
   4 * Driver for PowerPC 4xx on-chip ethernet controller, debug print routines.
   5 *
   6 * Copyright 2007 Benjamin Herrenschmidt, IBM Corp.
   7 *                <benh@kernel.crashing.org>
   8 *
   9 * Based on the arch/ppc version of the driver:
  10 *
  11 * Copyright (c) 2004, 2005 Zultys Technologies
  12 * Eugene Surovegin <eugene.surovegin@zultys.com> or <ebs@ebshome.net>
  13 *
  14 * This program is free software; you can redistribute  it and/or modify it
  15 * under  the terms of  the GNU General  Public License as published by the
  16 * Free Software Foundation;  either version 2 of the  License, or (at your
  17 * option) any later version.
  18 *
  19 */
  20#ifndef __IBM_NEWEMAC_DEBUG_H
  21#define __IBM_NEWEMAC_DEBUG_H
  22
  23#include <linux/init.h>
  24
  25#include "core.h"
  26
  27#if defined(CONFIG_IBM_EMAC_DEBUG)
  28
  29struct emac_instance;
  30struct mal_instance;
  31
  32extern void emac_dbg_register(struct emac_instance *dev);
  33extern void emac_dbg_unregister(struct emac_instance *dev);
  34extern void mal_dbg_register(struct mal_instance *mal);
  35extern void mal_dbg_unregister(struct mal_instance *mal);
  36extern int emac_init_debug(void) __init;
  37extern void emac_fini_debug(void) __exit;
  38extern void emac_dbg_dump_all(void);
  39
  40# define DBG_LEVEL              1
  41
  42#else
  43
  44# define emac_dbg_register(x)   do { } while(0)
  45# define emac_dbg_unregister(x) do { } while(0)
  46# define mal_dbg_register(x)    do { } while(0)
  47# define mal_dbg_unregister(x)  do { } while(0)
  48# define emac_init_debug()      do { } while(0)
  49# define emac_fini_debug()      do { } while(0)
  50# define emac_dbg_dump_all()    do { } while(0)
  51
  52# define DBG_LEVEL              0
  53
  54#endif
  55
  56#define EMAC_DBG(d, name, fmt, arg...) \
  57        printk(KERN_DEBUG #name "%s: " fmt, d->ofdev->dev.of_node->full_name, ## arg)
  58
  59#if DBG_LEVEL > 0
  60#  define DBG(d,f,x...)         EMAC_DBG(d, emac, f, ##x)
  61#  define MAL_DBG(d,f,x...)     EMAC_DBG(d, mal, f, ##x)
  62#  define ZMII_DBG(d,f,x...)    EMAC_DBG(d, zmii, f, ##x)
  63#  define RGMII_DBG(d,f,x...)   EMAC_DBG(d, rgmii, f, ##x)
  64#  define NL                    "\n"
  65#else
  66#  define DBG(f,x...)           ((void)0)
  67#  define MAL_DBG(d,f,x...)     ((void)0)
  68#  define ZMII_DBG(d,f,x...)    ((void)0)
  69#  define RGMII_DBG(d,f,x...)   ((void)0)
  70#endif
  71#if DBG_LEVEL > 1
  72#  define DBG2(d,f,x...)        DBG(d,f, ##x)
  73#  define MAL_DBG2(d,f,x...)    MAL_DBG(d,f, ##x)
  74#  define ZMII_DBG2(d,f,x...)   ZMII_DBG(d,f, ##x)
  75#  define RGMII_DBG2(d,f,x...)  RGMII_DBG(d,f, ##x)
  76#else
  77#  define DBG2(f,x...)          ((void)0)
  78#  define MAL_DBG2(d,f,x...)    ((void)0)
  79#  define ZMII_DBG2(d,f,x...)   ((void)0)
  80#  define RGMII_DBG2(d,f,x...)  ((void)0)
  81#endif
  82
  83#endif /* __IBM_NEWEMAC_DEBUG_H */
  84