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/*
* Copyright (c) 2008-2009 Atheros Communications Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef DEBUG_H
#define DEBUG_H
enum ATH_DEBUG {
ATH_DBG_RESET = 0x00000001,
ATH_DBG_QUEUE = 0x00000002,
ATH_DBG_EEPROM = 0x00000004,
ATH_DBG_CALIBRATE = 0x00000008,
ATH_DBG_INTERRUPT = 0x00000010,
ATH_DBG_REGULATORY = 0x00000020,
ATH_DBG_ANI = 0x00000040,
ATH_DBG_XMIT = 0x00000080,
ATH_DBG_BEACON = 0x00000100,
ATH_DBG_CONFIG = 0x00000200,
ATH_DBG_FATAL = 0x00000400,
ATH_DBG_PS = 0x00000800,
ATH_DBG_ANY = 0xffffffff
};
#define DBG_DEFAULT (ATH_DBG_FATAL)
#ifdef CONFIG_ATH9K_DEBUG
/**
* struct ath_interrupt_stats - Contains statistics about interrupts
* @total: Total no. of interrupts generated so far
* @rxok: RX with no errors
* @rxeol: RX with no more RXDESC available
* @rxorn: RX FIFO overrun
* @txok: TX completed at the requested rate
* @txurn: TX FIFO underrun
* @mib: MIB regs reaching its threshold
* @rxphyerr: RX with phy errors
* @rx_keycache_miss: RX with key cache misses
* @swba: Software Beacon Alert
* @bmiss: Beacon Miss
* @bnr: Beacon Not Ready
* @cst: Carrier Sense TImeout
* @gtt: Global TX Timeout
* @tim: RX beacon TIM occurrence
* @cabend: RX End of CAB traffic
* @dtimsync: DTIM sync lossage
* @dtim: RX Beacon with DTIM
*/
struct ath_interrupt_stats {
u32 total;
u32 rxok;
u32 rxeol;
u32 rxorn;
u32 txok;
u32 txeol;
u32 txurn;
u32 mib;
u32 rxphyerr;
u32 rx_keycache_miss;
u32 swba;
u32 bmiss;
u32 bnr;
u32 cst;
u32 gtt;
u32 tim;
u32 cabend;
u32 dtimsync;
u32 dtim;
};
struct ath_legacy_rc_stats {
u32 success;
};
struct ath_11n_rc_stats {
u32 success;
u32 retries;
u32 xretries;
u8 per;
};
struct ath_stats {
struct ath_interrupt_stats istats;
struct ath_legacy_rc_stats legacy_rcstats[12]; /* max(11a,11b,11g) */
struct ath_11n_rc_stats n_rcstats[16]; /* 0..15 MCS rates */
};
struct ath9k_debug {
int debug_mask;
struct dentry *debugfs_phy;
struct dentry *debugfs_dma;
struct dentry *debugfs_interrupt;
struct dentry *debugfs_rcstat;
struct dentry *debugfs_wiphy;
struct ath_stats stats;
};
void DPRINTF(struct ath_softc *sc, int dbg_mask, const char *fmt, ...);
int ath9k_init_debug(struct ath_softc *sc);
void ath9k_exit_debug(struct ath_softc *sc);
int ath9k_debug_create_root(void);
void ath9k_debug_remove_root(void);
void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status);
void ath_debug_stat_rc(struct ath_softc *sc, struct sk_buff *skb);
void ath_debug_stat_retries(struct ath_softc *sc, int rix,
int xretries, int retries, u8 per);
#else
static inline void DPRINTF(struct ath_softc *sc, int dbg_mask,
const char *fmt, ...)
{
}
static inline int ath9k_init_debug(struct ath_softc *sc)
{
return 0;
}
static inline void ath9k_exit_debug(struct ath_softc *sc)
{
}
static inline int ath9k_debug_create_root(void)
{
return 0;
}
static inline void ath9k_debug_remove_root(void)
{
}
static inline void ath_debug_stat_interrupt(struct ath_softc *sc,
enum ath9k_int status)
{
}
static inline void ath_debug_stat_rc(struct ath_softc *sc,
struct sk_buff *skb)
{
}
static inline void ath_debug_stat_retries(struct ath_softc *sc, int rix,
int xretries, int retries, u8 per)
{
}
#endif /* CONFIG_ATH9K_DEBUG */
#endif /* DEBUG_H */
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