217 lines
7.2 KiB
C
217 lines
7.2 KiB
C
/*
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* Copyright (c) 2007 Bruno Randolf <bruno@thinktube.com>
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*
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* This file is free software: you may copy, redistribute and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 2 of the License, or (at your
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* option) any later version.
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*
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* This file is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*
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* This file incorporates work covered by the following copyright and
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* permission notice:
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*
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* Copyright (c) 2002-2005 Sam Leffler, Errno Consulting
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* Copyright (c) 2004-2005 Atheros Communications, Inc.
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* Copyright (c) 2006 Devicescape Software, Inc.
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* Copyright (c) 2007 Jiri Slaby <jirislaby@gmail.com>
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* Copyright (c) 2007 Luis R. Rodriguez <mcgrof@winlab.rutgers.edu>
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer,
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* without modification.
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* 2. Redistributions in binary form must reproduce at minimum a disclaimer
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* similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
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* redistribution must be conditioned upon including a substantially
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* similar Disclaimer requirement for further binary redistribution.
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* 3. Neither the names of the above-listed copyright holders nor the names
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* of any contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* NO WARRANTY
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
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* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
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* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
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* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGES.
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*/
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#ifndef _ATH5K_DEBUG_H
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#define _ATH5K_DEBUG_H
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/* set this to 1 for debugging output */
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#ifndef ATH5K_DEBUG
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#define ATH5K_DEBUG 0
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#endif
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struct ath5k_softc;
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struct ath5k_hw;
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struct ieee80211_hw_mode;
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struct sk_buff;
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struct ath5k_buf;
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struct ath5k_dbg_info {
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unsigned int level; /* debug level */
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/* debugfs entries */
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struct dentry *debugfs_phydir;
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struct dentry *debugfs_debug;
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struct dentry *debugfs_registers;
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struct dentry *debugfs_tsf;
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struct dentry *debugfs_beacon;
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struct dentry *debugfs_reset;
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};
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/**
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* enum ath5k_debug_level - ath5k debug level
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*
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* @ATH5K_DEBUG_RESET: reset processing
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* @ATH5K_DEBUG_INTR: interrupt handling
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* @ATH5K_DEBUG_MODE: mode init/setup
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* @ATH5K_DEBUG_XMIT: basic xmit operation
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* @ATH5K_DEBUG_BEACON: beacon handling
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* @ATH5K_DEBUG_BEACON_PROC: beacon ISR proc
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* @ATH5K_DEBUG_CALIBRATE: periodic calibration
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* @ATH5K_DEBUG_TXPOWER: transmit power setting
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* @ATH5K_DEBUG_LED: led management
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* @ATH5K_DEBUG_DUMP_RX: print received skb content
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* @ATH5K_DEBUG_DUMP_TX: print transmit skb content
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* @ATH5K_DEBUG_DUMPMODES: dump modes
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* @ATH5K_DEBUG_TRACE: trace function calls
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* @ATH5K_DEBUG_FATAL: fatal errors
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* @ATH5K_DEBUG_ANY: show at any debug level
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*
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* The debug level is used to control the amount and type of debugging output
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* we want to see. The debug level is given in calls to ATH5K_DBG to specify
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* where the message should appear, and the user can control the debugging
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* messages he wants to see, either by the module parameter 'debug' on module
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* load, or dynamically by using debugfs 'ath5k/phyX/debug'. these levels can
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* be combined together by bitwise OR.
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*/
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enum ath5k_debug_level {
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ATH5K_DEBUG_RESET = 0x00000001,
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ATH5K_DEBUG_INTR = 0x00000002,
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ATH5K_DEBUG_MODE = 0x00000004,
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ATH5K_DEBUG_XMIT = 0x00000008,
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ATH5K_DEBUG_BEACON = 0x00000010,
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ATH5K_DEBUG_BEACON_PROC = 0x00000020,
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ATH5K_DEBUG_CALIBRATE = 0x00000100,
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ATH5K_DEBUG_TXPOWER = 0x00000200,
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ATH5K_DEBUG_LED = 0x00000400,
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ATH5K_DEBUG_DUMP_RX = 0x00001000,
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ATH5K_DEBUG_DUMP_TX = 0x00002000,
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ATH5K_DEBUG_DUMPMODES = 0x00004000,
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ATH5K_DEBUG_TRACE = 0x00010000,
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ATH5K_DEBUG_FATAL = 0x80000000,
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ATH5K_DEBUG_ANY = 0xffffffff
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};
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#if ATH5K_DEBUG
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#define ATH5K_TRACE(_sc) do { \
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if (unlikely((_sc)->debug.level & ATH5K_DEBUG_TRACE)) \
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printk(KERN_DEBUG "ath5k trace %s:%d\n", __func__, __LINE__); \
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} while (0)
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#define ATH5K_DBG(_sc, _m, _fmt, ...) do { \
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if (unlikely((_sc)->debug.level & (_m) && net_ratelimit())) \
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ATH5K_PRINTK(_sc, KERN_DEBUG, "(%s:%d): " _fmt, \
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__func__, __LINE__, ##__VA_ARGS__); \
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} while (0)
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#define ATH5K_DBG_UNLIMIT(_sc, _m, _fmt, ...) do { \
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if (unlikely((_sc)->debug.level & (_m))) \
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ATH5K_PRINTK(_sc, KERN_DEBUG, "(%s:%d): " _fmt, \
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__func__, __LINE__, ##__VA_ARGS__); \
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} while (0)
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void
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ath5k_debug_init(void);
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void
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ath5k_debug_init_device(struct ath5k_softc *sc);
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void
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ath5k_debug_finish(void);
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void
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ath5k_debug_finish_device(struct ath5k_softc *sc);
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void
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ath5k_debug_printrxbuffs(struct ath5k_softc *sc, struct ath5k_hw *ah);
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void
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ath5k_debug_dump_modes(struct ath5k_softc *sc,
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struct ieee80211_hw_mode *modes);
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void
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ath5k_debug_dump_skb(struct ath5k_softc *sc,
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struct sk_buff *skb, const char *prefix, int tx);
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void
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ath5k_debug_printtxbuf(struct ath5k_softc *sc,
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struct ath5k_buf *bf, int done);
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#else /* no debugging */
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#define ATH5K_TRACE(_sc) /* empty */
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static inline void __attribute__ ((format (printf, 3, 4)))
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ATH5K_DBG(struct ath5k_softc *sc, unsigned int m, const char *fmt, ...) {}
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static inline void __attribute__ ((format (printf, 3, 4)))
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ATH5K_DBG_UNLIMIT(struct ath5k_softc *sc, unsigned int m, const char *fmt, ...)
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{}
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static inline void
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ath5k_debug_init(void) {}
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static inline void
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ath5k_debug_init_device(struct ath5k_softc *sc) {}
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static inline void
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ath5k_debug_finish(void) {}
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static inline void
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ath5k_debug_finish_device(struct ath5k_softc *sc) {}
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static inline void
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ath5k_debug_printrxbuffs(struct ath5k_softc *sc, struct ath5k_hw *ah) {}
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static inline void
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ath5k_debug_dump_modes(struct ath5k_softc *sc,
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struct ieee80211_hw_mode *modes) {}
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static inline void
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ath5k_debug_dump_skb(struct ath5k_softc *sc,
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struct sk_buff *skb, const char *prefix, int tx) {}
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static inline void
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ath5k_debug_printtxbuf(struct ath5k_softc *sc,
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struct ath5k_buf *bf, int done) {}
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#endif /* if ATH5K_DEBUG */
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#endif /* ifndef _ATH5K_DEBUG_H */
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