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
  29 struct emac_instance;
  30 struct mal_instance;
  31
  32 extern void emac_dbg_register(struct emac_instance *dev);
  33 extern void emac_dbg_unregister(struct emac_instance *dev);
  34 extern void mal_dbg_register(struct mal_instance *mal);
  35 extern void mal_dbg_unregister(struct mal_instance *mal);
  36 extern int emac_init_debug(void) __init;
  37 extern void emac_fini_debug(void) __exit;
  38 extern 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 */