LXR linux/drivers/net/wireless/iwmc3200wifi/debug.h

   1/*
   2 * Intel Wireless Multicomm 3200 WiFi driver
   3 *
   4 * Copyright (C) 2009 Intel Corporation <ilw@linux.intel.com>
   5 * Samuel Ortiz <samuel.ortiz@intel.com>
   6 * Zhu Yi <yi.zhu@intel.com>
   7 *
   8 * This program is free software; you can redistribute it and/or
   9 * modify it under the terms of the GNU General Public License version
  10 * 2 as published by the Free Software Foundation.
  11 *
  12 * This program is distributed in the hope that it will be useful,
  13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 * GNU General Public License for more details.
  16 *
  17 * You should have received a copy of the GNU General Public License
  18 * along with this program; if not, write to the Free Software
  19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  20 * 02110-1301, USA.
  21 *
  22 */
  23
  24#ifndef __IWM_DEBUG_H__
  25#define __IWM_DEBUG_H__
  26
  27#define IWM_ERR(p, f, a...) dev_err(iwm_to_dev(p), f, ## a)
  28#define IWM_WARN(p, f, a...) dev_warn(iwm_to_dev(p), f, ## a)
  29#define IWM_INFO(p, f, a...) dev_info(iwm_to_dev(p), f, ## a)
  30#define IWM_CRIT(p, f, a...) dev_crit(iwm_to_dev(p), f, ## a)
  31
  32#ifdef CONFIG_IWM_DEBUG
  33
  34#define IWM_DEBUG_MODULE(i, level, module, f, a...)                          \
  35do {                                                                         \
  36        if (unlikely(i->dbg.dbg_module[IWM_DM_##module] >= (IWM_DL_##level)))\
  37                dev_printk(KERN_INFO, (iwm_to_dev(i)),               \
  38                           "%s " f, __func__ , ## a);                        \
  39} while (0)
  40
  41#define IWM_HEXDUMP(i, level, module, pref, buf, len)                        \
  42do {                                                                         \
  43        if (unlikely(i->dbg.dbg_module[IWM_DM_##module] >= (IWM_DL_##level)))\
  44                print_hex_dump(KERN_INFO, pref, DUMP_PREFIX_OFFSET,          \
  45                               16, 1, buf, len, 1);                          \
  46} while (0)
  47
  48#else
  49
  50#define IWM_DEBUG_MODULE(i, level, module, f, a...)
  51#define IWM_HEXDUMP(i, level, module, pref, buf, len)
  52
  53#endif /* CONFIG_IWM_DEBUG */
  54
  55/* Debug modules */
  56enum iwm_debug_module_id {
  57        IWM_DM_BOOT = 0,
  58        IWM_DM_FW,
  59        IWM_DM_SDIO,
  60        IWM_DM_NTF,
  61        IWM_DM_RX,
  62        IWM_DM_TX,
  63        IWM_DM_MLME,
  64        IWM_DM_CMD,
  65        IWM_DM_WEXT,
  66        __IWM_DM_NR,
  67};
  68#define IWM_DM_DEFAULT 0
  69
  70#define IWM_DBG_BOOT(i, l, f, a...) IWM_DEBUG_MODULE(i, l, BOOT, f, ## a)
  71#define IWM_DBG_FW(i, l, f, a...)   IWM_DEBUG_MODULE(i, l, FW, f, ## a)
  72#define IWM_DBG_SDIO(i, l, f, a...) IWM_DEBUG_MODULE(i, l, SDIO, f, ## a)
  73#define IWM_DBG_NTF(i, l, f, a...)  IWM_DEBUG_MODULE(i, l, NTF, f, ## a)
  74#define IWM_DBG_RX(i, l, f, a...)   IWM_DEBUG_MODULE(i, l, RX, f, ## a)
  75#define IWM_DBG_TX(i, l, f, a...)   IWM_DEBUG_MODULE(i, l, TX, f, ## a)
  76#define IWM_DBG_MLME(i, l, f, a...) IWM_DEBUG_MODULE(i, l, MLME, f, ## a)
  77#define IWM_DBG_CMD(i, l, f, a...)  IWM_DEBUG_MODULE(i, l, CMD, f, ## a)
  78#define IWM_DBG_WEXT(i, l, f, a...) IWM_DEBUG_MODULE(i, l, WEXT, f, ## a)
  79
  80/* Debug levels */
  81enum iwm_debug_level {
  82        IWM_DL_NONE = 0,
  83        IWM_DL_ERR,
  84        IWM_DL_WARN,
  85        IWM_DL_INFO,
  86        IWM_DL_DBG,
  87};
  88#define IWM_DL_DEFAULT IWM_DL_ERR
  89
  90struct iwm_debugfs {
  91        struct iwm_priv *iwm;
  92        struct dentry *rootdir;
  93        struct dentry *devdir;
  94        struct dentry *dbgdir;
  95        struct dentry *txdir;
  96        struct dentry *rxdir;
  97        struct dentry *busdir;
  98
  99        u32 dbg_level;
 100        struct dentry *dbg_level_dentry;
 101
 102        unsigned long dbg_modules;
 103        struct dentry *dbg_modules_dentry;
 104
 105        u8 dbg_module[__IWM_DM_NR];
 106        struct dentry *dbg_module_dentries[__IWM_DM_NR];
 107
 108        struct dentry *txq_dentry;
 109        struct dentry *tx_credit_dentry;
 110        struct dentry *rx_ticket_dentry;
 111
 112        struct dentry *fw_err_dentry;
 113};
 114
 115#ifdef CONFIG_IWM_DEBUG
 116void iwm_debugfs_init(struct iwm_priv *iwm);
 117void iwm_debugfs_exit(struct iwm_priv *iwm);
 118#else
 119static inline void iwm_debugfs_init(struct iwm_priv *iwm) {}
 120static inline void iwm_debugfs_exit(struct iwm_priv *iwm) {}
 121#endif
 122
 123#endif
 124